/usr/bin/java -ea -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data --core.log.level.for.class de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationJordan_32.epf -i ../../../trunk/examples/svcomp/loop-acceleration/const_1-2.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-e106359-m [2022-04-15 05:56:21,826 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-04-15 05:56:21,828 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-04-15 05:56:21,859 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2022-04-15 05:56:21,866 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-04-15 05:56:21,866 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-04-15 05:56:21,870 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-04-15 05:56:21,872 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-04-15 05:56:21,873 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-04-15 05:56:21,877 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-04-15 05:56:21,882 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-04-15 05:56:21,883 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-04-15 05:56:21,884 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-04-15 05:56:21,886 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-04-15 05:56:21,887 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-04-15 05:56:21,887 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-04-15 05:56:21,888 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-04-15 05:56:21,889 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-04-15 05:56:21,894 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-04-15 05:56:21,894 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-04-15 05:56:21,895 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-04-15 05:56:21,896 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationJordan_32.epf [2022-04-15 05:56:21,901 INFO L113 SettingsManager]: Loading preferences was successful [2022-04-15 05:56:21,902 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-04-15 05:56:21,902 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-04-15 05:56:21,902 INFO L138 SettingsManager]: * sizeof long=4 [2022-04-15 05:56:21,903 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-04-15 05:56:21,903 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-04-15 05:56:21,903 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-04-15 05:56:21,903 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-04-15 05:56:21,903 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-04-15 05:56:21,903 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-04-15 05:56:21,903 INFO L138 SettingsManager]: * sizeof long double=12 [2022-04-15 05:56:21,903 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-04-15 05:56:21,904 INFO L138 SettingsManager]: * Use constant arrays=true [2022-04-15 05:56:21,904 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-04-15 05:56:21,904 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-04-15 05:56:21,904 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-04-15 05:56:21,904 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-04-15 05:56:21,904 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-04-15 05:56:21,904 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-04-15 05:56:21,904 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-04-15 05:56:21,904 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_NestedInterpolation [2022-04-15 05:56:21,905 INFO L138 SettingsManager]: * Trace refinement strategy=ACCELERATED_INTERPOLATION [2022-04-15 05:56:21,905 INFO L138 SettingsManager]: * Trace refinement strategy used in Accelerated Interpolation=CAMEL [2022-04-15 05:56:21,905 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-04-15 05:56:21,905 INFO L138 SettingsManager]: * Loop acceleration method that is used by accelerated interpolation=JORDAN [2022-04-15 05:56:21,905 INFO L138 SettingsManager]: * Use separate solver for trace checks=false WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.core: Log level for class -> de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN; [2022-04-15 05:56:22,081 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-04-15 05:56:22,100 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-04-15 05:56:22,101 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-04-15 05:56:22,102 INFO L271 PluginConnector]: Initializing CDTParser... [2022-04-15 05:56:22,106 INFO L275 PluginConnector]: CDTParser initialized [2022-04-15 05:56:22,106 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-acceleration/const_1-2.c [2022-04-15 05:56:22,168 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/15d8e1fec/5214beec5cba452f839d842744cd33d1/FLAGcbfcc14bb [2022-04-15 05:56:22,483 INFO L306 CDTParser]: Found 1 translation units. [2022-04-15 05:56:22,483 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-acceleration/const_1-2.c [2022-04-15 05:56:22,488 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/15d8e1fec/5214beec5cba452f839d842744cd33d1/FLAGcbfcc14bb [2022-04-15 05:56:22,916 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/15d8e1fec/5214beec5cba452f839d842744cd33d1 [2022-04-15 05:56:22,918 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-04-15 05:56:22,919 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2022-04-15 05:56:22,920 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-04-15 05:56:22,920 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-04-15 05:56:22,939 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-04-15 05:56:22,940 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.04 05:56:22" (1/1) ... [2022-04-15 05:56:22,941 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b642c77 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.04 05:56:22, skipping insertion in model container [2022-04-15 05:56:22,941 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.04 05:56:22" (1/1) ... [2022-04-15 05:56:22,946 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-04-15 05:56:22,956 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-04-15 05:56:23,080 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loop-acceleration/const_1-2.c[321,334] [2022-04-15 05:56:23,087 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-04-15 05:56:23,092 INFO L203 MainTranslator]: Completed pre-run [2022-04-15 05:56:23,100 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loop-acceleration/const_1-2.c[321,334] [2022-04-15 05:56:23,101 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-04-15 05:56:23,108 INFO L208 MainTranslator]: Completed translation [2022-04-15 05:56:23,109 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.04 05:56:23 WrapperNode [2022-04-15 05:56:23,109 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-04-15 05:56:23,109 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-04-15 05:56:23,110 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-04-15 05:56:23,110 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-04-15 05:56:23,119 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.04 05:56:23" (1/1) ... [2022-04-15 05:56:23,119 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.04 05:56:23" (1/1) ... [2022-04-15 05:56:23,124 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.04 05:56:23" (1/1) ... [2022-04-15 05:56:23,124 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.04 05:56:23" (1/1) ... [2022-04-15 05:56:23,131 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.04 05:56:23" (1/1) ... [2022-04-15 05:56:23,134 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.04 05:56:23" (1/1) ... [2022-04-15 05:56:23,138 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.04 05:56:23" (1/1) ... [2022-04-15 05:56:23,139 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-04-15 05:56:23,140 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-04-15 05:56:23,140 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-04-15 05:56:23,140 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-04-15 05:56:23,140 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.04 05:56:23" (1/1) ... [2022-04-15 05:56:23,145 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-04-15 05:56:23,151 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-15 05:56:23,160 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-04-15 05:56:23,169 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-04-15 05:56:23,184 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2022-04-15 05:56:23,184 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-04-15 05:56:23,184 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2022-04-15 05:56:23,184 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-04-15 05:56:23,184 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2022-04-15 05:56:23,184 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2022-04-15 05:56:23,184 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2022-04-15 05:56:23,184 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2022-04-15 05:56:23,185 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-04-15 05:56:23,185 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-04-15 05:56:23,185 INFO L130 BoogieDeclarations]: Found specification of procedure main [2022-04-15 05:56:23,185 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2022-04-15 05:56:23,185 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-04-15 05:56:23,185 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-04-15 05:56:23,185 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-04-15 05:56:23,185 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-04-15 05:56:23,185 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-04-15 05:56:23,228 INFO L234 CfgBuilder]: Building ICFG [2022-04-15 05:56:23,230 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-04-15 05:56:23,326 INFO L275 CfgBuilder]: Performing block encoding [2022-04-15 05:56:23,330 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-04-15 05:56:23,330 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2022-04-15 05:56:23,332 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.04 05:56:23 BoogieIcfgContainer [2022-04-15 05:56:23,332 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-04-15 05:56:23,333 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-04-15 05:56:23,333 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-04-15 05:56:23,340 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-04-15 05:56:23,340 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.04 05:56:22" (1/3) ... [2022-04-15 05:56:23,341 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4b2dcf41 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.04 05:56:23, skipping insertion in model container [2022-04-15 05:56:23,341 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.04 05:56:23" (2/3) ... [2022-04-15 05:56:23,341 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4b2dcf41 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.04 05:56:23, skipping insertion in model container [2022-04-15 05:56:23,341 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.04 05:56:23" (3/3) ... [2022-04-15 05:56:23,342 INFO L111 eAbstractionObserver]: Analyzing ICFG const_1-2.c [2022-04-15 05:56:23,348 INFO L202 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2022-04-15 05:56:23,349 INFO L161 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-04-15 05:56:23,396 INFO L339 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-04-15 05:56:23,400 INFO L340 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=Craig_NestedInterpolation, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=All, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP [2022-04-15 05:56:23,400 INFO L341 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-04-15 05:56:23,423 INFO L276 IsEmpty]: Start isEmpty. Operand has 18 states, 10 states have (on average 1.4) internal successors, (14), 11 states have internal predecessors, (14), 3 states have call successors, (3), 3 states have call predecessors, (3), 3 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-04-15 05:56:23,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-04-15 05:56:23,428 INFO L491 BasicCegarLoop]: Found error trace [2022-04-15 05:56:23,428 INFO L499 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-15 05:56:23,430 INFO L403 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-15 05:56:23,434 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-15 05:56:23,434 INFO L85 PathProgramCache]: Analyzing trace with hash -219174432, now seen corresponding path program 1 times [2022-04-15 05:56:23,439 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-15 05:56:23,440 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [1435539694] [2022-04-15 05:56:23,448 INFO L202 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-04-15 05:56:23,449 INFO L85 PathProgramCache]: Analyzing trace with hash -219174432, now seen corresponding path program 2 times [2022-04-15 05:56:23,451 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-15 05:56:23,451 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1324212742] [2022-04-15 05:56:23,451 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-15 05:56:23,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-15 05:56:23,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 05:56:23,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-15 05:56:23,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 05:56:23,629 INFO L290 TraceCheckUtils]: 0: Hoare triple {26#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {21#true} is VALID [2022-04-15 05:56:23,629 INFO L290 TraceCheckUtils]: 1: Hoare triple {21#true} assume true; {21#true} is VALID [2022-04-15 05:56:23,629 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {21#true} {21#true} #34#return; {21#true} is VALID [2022-04-15 05:56:23,644 INFO L272 TraceCheckUtils]: 0: Hoare triple {21#true} call ULTIMATE.init(); {26#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} is VALID [2022-04-15 05:56:23,644 INFO L290 TraceCheckUtils]: 1: Hoare triple {26#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {21#true} is VALID [2022-04-15 05:56:23,644 INFO L290 TraceCheckUtils]: 2: Hoare triple {21#true} assume true; {21#true} is VALID [2022-04-15 05:56:23,644 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {21#true} {21#true} #34#return; {21#true} is VALID [2022-04-15 05:56:23,645 INFO L272 TraceCheckUtils]: 4: Hoare triple {21#true} call #t~ret5 := main(); {21#true} is VALID [2022-04-15 05:56:23,645 INFO L290 TraceCheckUtils]: 5: Hoare triple {21#true} ~x~0 := 1;~y~0 := 0; {21#true} is VALID [2022-04-15 05:56:23,646 INFO L290 TraceCheckUtils]: 6: Hoare triple {21#true} assume !true; {22#false} is VALID [2022-04-15 05:56:23,646 INFO L272 TraceCheckUtils]: 7: Hoare triple {22#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {22#false} is VALID [2022-04-15 05:56:23,646 INFO L290 TraceCheckUtils]: 8: Hoare triple {22#false} ~cond := #in~cond; {22#false} is VALID [2022-04-15 05:56:23,646 INFO L290 TraceCheckUtils]: 9: Hoare triple {22#false} assume 0 == ~cond; {22#false} is VALID [2022-04-15 05:56:23,646 INFO L290 TraceCheckUtils]: 10: Hoare triple {22#false} assume !false; {22#false} is VALID [2022-04-15 05:56:23,647 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 05:56:23,647 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-15 05:56:23,647 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1324212742] [2022-04-15 05:56:23,648 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1324212742] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-15 05:56:23,648 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-15 05:56:23,648 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-04-15 05:56:23,650 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-15 05:56:23,650 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [1435539694] [2022-04-15 05:56:23,651 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [1435539694] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-15 05:56:23,651 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-15 05:56:23,651 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-04-15 05:56:23,651 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1667941036] [2022-04-15 05:56:23,652 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-15 05:56:23,655 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 2 states have internal predecessors, (7), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 11 [2022-04-15 05:56:23,657 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-15 05:56:23,679 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 2 states have internal predecessors, (7), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:56:23,695 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 11 edges. 11 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 05:56:23,695 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-04-15 05:56:23,695 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-15 05:56:23,719 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-04-15 05:56:23,720 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-04-15 05:56:23,722 INFO L87 Difference]: Start difference. First operand has 18 states, 10 states have (on average 1.4) internal successors, (14), 11 states have internal predecessors, (14), 3 states have call successors, (3), 3 states have call predecessors, (3), 3 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Second operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 2 states have internal predecessors, (7), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:56:23,815 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 05:56:23,816 INFO L93 Difference]: Finished difference Result 29 states and 32 transitions. [2022-04-15 05:56:23,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-15 05:56:23,816 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 2 states have internal predecessors, (7), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 11 [2022-04-15 05:56:23,817 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-15 05:56:23,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 2 states have internal predecessors, (7), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:56:23,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 32 transitions. [2022-04-15 05:56:23,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 2 states have internal predecessors, (7), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:56:23,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 32 transitions. [2022-04-15 05:56:23,831 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 3 states and 32 transitions. [2022-04-15 05:56:23,881 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 32 edges. 32 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 05:56:23,890 INFO L225 Difference]: With dead ends: 29 [2022-04-15 05:56:23,890 INFO L226 Difference]: Without dead ends: 12 [2022-04-15 05:56:23,893 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-04-15 05:56:23,899 INFO L913 BasicCegarLoop]: 17 mSDtfsCounter, 9 mSDsluCounter, 3 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 20 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-04-15 05:56:23,901 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [10 Valid, 20 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-04-15 05:56:23,913 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12 states. [2022-04-15 05:56:23,928 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12 to 12. [2022-04-15 05:56:23,929 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-15 05:56:23,929 INFO L82 GeneralOperation]: Start isEquivalent. First operand 12 states. Second operand has 12 states, 7 states have (on average 1.1428571428571428) internal successors, (8), 7 states have internal predecessors, (8), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:56:23,930 INFO L74 IsIncluded]: Start isIncluded. First operand 12 states. Second operand has 12 states, 7 states have (on average 1.1428571428571428) internal successors, (8), 7 states have internal predecessors, (8), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:56:23,930 INFO L87 Difference]: Start difference. First operand 12 states. Second operand has 12 states, 7 states have (on average 1.1428571428571428) internal successors, (8), 7 states have internal predecessors, (8), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:56:23,933 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 05:56:23,933 INFO L93 Difference]: Finished difference Result 12 states and 12 transitions. [2022-04-15 05:56:23,933 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2022-04-15 05:56:23,933 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-15 05:56:23,933 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-15 05:56:23,934 INFO L74 IsIncluded]: Start isIncluded. First operand has 12 states, 7 states have (on average 1.1428571428571428) internal successors, (8), 7 states have internal predecessors, (8), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 12 states. [2022-04-15 05:56:23,934 INFO L87 Difference]: Start difference. First operand has 12 states, 7 states have (on average 1.1428571428571428) internal successors, (8), 7 states have internal predecessors, (8), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 12 states. [2022-04-15 05:56:23,936 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 05:56:23,936 INFO L93 Difference]: Finished difference Result 12 states and 12 transitions. [2022-04-15 05:56:23,936 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2022-04-15 05:56:23,936 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-15 05:56:23,936 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-15 05:56:23,936 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-15 05:56:23,937 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-15 05:56:23,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 7 states have (on average 1.1428571428571428) internal successors, (8), 7 states have internal predecessors, (8), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:56:23,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2022-04-15 05:56:23,939 INFO L78 Accepts]: Start accepts. Automaton has 12 states and 12 transitions. Word has length 11 [2022-04-15 05:56:23,939 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-15 05:56:23,939 INFO L478 AbstractCegarLoop]: Abstraction has 12 states and 12 transitions. [2022-04-15 05:56:23,940 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 2 states have internal predecessors, (7), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:56:23,940 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 12 states and 12 transitions. [2022-04-15 05:56:23,967 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 12 edges. 12 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 05:56:23,968 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2022-04-15 05:56:23,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-04-15 05:56:23,968 INFO L491 BasicCegarLoop]: Found error trace [2022-04-15 05:56:23,968 INFO L499 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-15 05:56:23,969 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-04-15 05:56:23,969 INFO L403 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-15 05:56:23,970 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-15 05:56:23,970 INFO L85 PathProgramCache]: Analyzing trace with hash -222868516, now seen corresponding path program 1 times [2022-04-15 05:56:23,970 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-15 05:56:23,970 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [359981345] [2022-04-15 05:56:23,971 INFO L202 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-04-15 05:56:23,971 INFO L85 PathProgramCache]: Analyzing trace with hash -222868516, now seen corresponding path program 2 times [2022-04-15 05:56:23,971 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-15 05:56:23,972 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [634857826] [2022-04-15 05:56:23,972 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-15 05:56:23,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-15 05:56:23,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 05:56:24,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-15 05:56:24,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 05:56:24,057 INFO L290 TraceCheckUtils]: 0: Hoare triple {141#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {135#true} is VALID [2022-04-15 05:56:24,057 INFO L290 TraceCheckUtils]: 1: Hoare triple {135#true} assume true; {135#true} is VALID [2022-04-15 05:56:24,057 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {135#true} {135#true} #34#return; {135#true} is VALID [2022-04-15 05:56:24,058 INFO L272 TraceCheckUtils]: 0: Hoare triple {135#true} call ULTIMATE.init(); {141#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} is VALID [2022-04-15 05:56:24,058 INFO L290 TraceCheckUtils]: 1: Hoare triple {141#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {135#true} is VALID [2022-04-15 05:56:24,058 INFO L290 TraceCheckUtils]: 2: Hoare triple {135#true} assume true; {135#true} is VALID [2022-04-15 05:56:24,058 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {135#true} {135#true} #34#return; {135#true} is VALID [2022-04-15 05:56:24,059 INFO L272 TraceCheckUtils]: 4: Hoare triple {135#true} call #t~ret5 := main(); {135#true} is VALID [2022-04-15 05:56:24,059 INFO L290 TraceCheckUtils]: 5: Hoare triple {135#true} ~x~0 := 1;~y~0 := 0; {140#(= main_~y~0 0)} is VALID [2022-04-15 05:56:24,060 INFO L290 TraceCheckUtils]: 6: Hoare triple {140#(= main_~y~0 0)} assume !(~y~0 % 4294967296 < 1024); {136#false} is VALID [2022-04-15 05:56:24,060 INFO L272 TraceCheckUtils]: 7: Hoare triple {136#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {136#false} is VALID [2022-04-15 05:56:24,060 INFO L290 TraceCheckUtils]: 8: Hoare triple {136#false} ~cond := #in~cond; {136#false} is VALID [2022-04-15 05:56:24,060 INFO L290 TraceCheckUtils]: 9: Hoare triple {136#false} assume 0 == ~cond; {136#false} is VALID [2022-04-15 05:56:24,061 INFO L290 TraceCheckUtils]: 10: Hoare triple {136#false} assume !false; {136#false} is VALID [2022-04-15 05:56:24,061 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 05:56:24,061 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-15 05:56:24,061 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [634857826] [2022-04-15 05:56:24,062 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [634857826] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-15 05:56:24,062 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-15 05:56:24,062 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-04-15 05:56:24,062 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-15 05:56:24,062 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [359981345] [2022-04-15 05:56:24,062 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [359981345] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-15 05:56:24,063 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-15 05:56:24,063 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-04-15 05:56:24,063 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1832785505] [2022-04-15 05:56:24,063 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-15 05:56:24,064 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 1.75) internal successors, (7), 3 states have internal predecessors, (7), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 11 [2022-04-15 05:56:24,064 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-15 05:56:24,064 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 4 states, 4 states have (on average 1.75) internal successors, (7), 3 states have internal predecessors, (7), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:56:24,077 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 11 edges. 11 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 05:56:24,078 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-04-15 05:56:24,078 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-15 05:56:24,078 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-04-15 05:56:24,079 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-04-15 05:56:24,079 INFO L87 Difference]: Start difference. First operand 12 states and 12 transitions. Second operand has 4 states, 4 states have (on average 1.75) internal successors, (7), 3 states have internal predecessors, (7), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:56:24,129 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 05:56:24,129 INFO L93 Difference]: Finished difference Result 18 states and 18 transitions. [2022-04-15 05:56:24,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-04-15 05:56:24,130 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 1.75) internal successors, (7), 3 states have internal predecessors, (7), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 11 [2022-04-15 05:56:24,130 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-15 05:56:24,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 1.75) internal successors, (7), 3 states have internal predecessors, (7), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:56:24,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 18 transitions. [2022-04-15 05:56:24,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 1.75) internal successors, (7), 3 states have internal predecessors, (7), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:56:24,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 18 transitions. [2022-04-15 05:56:24,132 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 4 states and 18 transitions. [2022-04-15 05:56:24,158 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 18 edges. 18 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 05:56:24,159 INFO L225 Difference]: With dead ends: 18 [2022-04-15 05:56:24,160 INFO L226 Difference]: Without dead ends: 13 [2022-04-15 05:56:24,160 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-04-15 05:56:24,161 INFO L913 BasicCegarLoop]: 11 mSDtfsCounter, 6 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 18 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-04-15 05:56:24,161 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [6 Valid, 18 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-04-15 05:56:24,162 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13 states. [2022-04-15 05:56:24,164 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13 to 13. [2022-04-15 05:56:24,164 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-15 05:56:24,164 INFO L82 GeneralOperation]: Start isEquivalent. First operand 13 states. Second operand has 13 states, 8 states have (on average 1.125) internal successors, (9), 8 states have internal predecessors, (9), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:56:24,165 INFO L74 IsIncluded]: Start isIncluded. First operand 13 states. Second operand has 13 states, 8 states have (on average 1.125) internal successors, (9), 8 states have internal predecessors, (9), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:56:24,165 INFO L87 Difference]: Start difference. First operand 13 states. Second operand has 13 states, 8 states have (on average 1.125) internal successors, (9), 8 states have internal predecessors, (9), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:56:24,166 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 05:56:24,166 INFO L93 Difference]: Finished difference Result 13 states and 13 transitions. [2022-04-15 05:56:24,166 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 13 transitions. [2022-04-15 05:56:24,166 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-15 05:56:24,166 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-15 05:56:24,166 INFO L74 IsIncluded]: Start isIncluded. First operand has 13 states, 8 states have (on average 1.125) internal successors, (9), 8 states have internal predecessors, (9), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 13 states. [2022-04-15 05:56:24,167 INFO L87 Difference]: Start difference. First operand has 13 states, 8 states have (on average 1.125) internal successors, (9), 8 states have internal predecessors, (9), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 13 states. [2022-04-15 05:56:24,171 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 05:56:24,172 INFO L93 Difference]: Finished difference Result 13 states and 13 transitions. [2022-04-15 05:56:24,172 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 13 transitions. [2022-04-15 05:56:24,181 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-15 05:56:24,181 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-15 05:56:24,181 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-15 05:56:24,181 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-15 05:56:24,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13 states, 8 states have (on average 1.125) internal successors, (9), 8 states have internal predecessors, (9), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:56:24,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 13 transitions. [2022-04-15 05:56:24,185 INFO L78 Accepts]: Start accepts. Automaton has 13 states and 13 transitions. Word has length 11 [2022-04-15 05:56:24,185 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-15 05:56:24,185 INFO L478 AbstractCegarLoop]: Abstraction has 13 states and 13 transitions. [2022-04-15 05:56:24,185 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 1.75) internal successors, (7), 3 states have internal predecessors, (7), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:56:24,186 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 13 states and 13 transitions. [2022-04-15 05:56:24,200 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 13 edges. 13 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 05:56:24,200 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 13 transitions. [2022-04-15 05:56:24,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-04-15 05:56:24,200 INFO L491 BasicCegarLoop]: Found error trace [2022-04-15 05:56:24,201 INFO L499 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-15 05:56:24,201 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-04-15 05:56:24,201 INFO L403 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-15 05:56:24,202 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-15 05:56:24,202 INFO L85 PathProgramCache]: Analyzing trace with hash 1717471862, now seen corresponding path program 1 times [2022-04-15 05:56:24,202 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-15 05:56:24,206 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [1175860630] [2022-04-15 05:56:25,302 WARN L977 rdanLoopAcceleration]: Unable to prove correctness of quantifier elimination. [2022-04-15 05:56:25,538 INFO L89 AcceleratorJordan]: Jordan loop acceleration statistics: 1 HavocedVariables, 2 AssignedVariables, 0 ReadonlyVariables, Eigenvalues: {0={1=1}, 1={2=1}}, 1 SequentialAcceleration, 0 AlternatingAcceleration, 1 QuantifierFreeResult [2022-04-15 05:56:25,540 INFO L271 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2022-04-15 05:56:25,542 INFO L85 PathProgramCache]: Analyzing trace with hash -1867307785, now seen corresponding path program 1 times [2022-04-15 05:56:25,543 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-15 05:56:25,543 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [688039497] [2022-04-15 05:56:25,543 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-15 05:56:25,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-15 05:56:25,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-15 05:56:25,576 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-04-15 05:56:25,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-15 05:56:25,598 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-04-15 05:56:25,598 INFO L85 PathProgramCache]: Analyzing trace with hash 1717471862, now seen corresponding path program 2 times [2022-04-15 05:56:25,598 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-15 05:56:25,599 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1563530164] [2022-04-15 05:56:25,599 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-15 05:56:25,599 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-15 05:56:25,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 05:56:25,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-15 05:56:25,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 05:56:25,666 INFO L290 TraceCheckUtils]: 0: Hoare triple {241#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {234#true} is VALID [2022-04-15 05:56:25,666 INFO L290 TraceCheckUtils]: 1: Hoare triple {234#true} assume true; {234#true} is VALID [2022-04-15 05:56:25,666 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {234#true} {234#true} #34#return; {234#true} is VALID [2022-04-15 05:56:25,667 INFO L272 TraceCheckUtils]: 0: Hoare triple {234#true} call ULTIMATE.init(); {241#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} is VALID [2022-04-15 05:56:25,667 INFO L290 TraceCheckUtils]: 1: Hoare triple {241#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {234#true} is VALID [2022-04-15 05:56:25,667 INFO L290 TraceCheckUtils]: 2: Hoare triple {234#true} assume true; {234#true} is VALID [2022-04-15 05:56:25,667 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {234#true} {234#true} #34#return; {234#true} is VALID [2022-04-15 05:56:25,667 INFO L272 TraceCheckUtils]: 4: Hoare triple {234#true} call #t~ret5 := main(); {234#true} is VALID [2022-04-15 05:56:25,668 INFO L290 TraceCheckUtils]: 5: Hoare triple {234#true} ~x~0 := 1;~y~0 := 0; {239#(= main_~y~0 0)} is VALID [2022-04-15 05:56:25,668 INFO L290 TraceCheckUtils]: 6: Hoare triple {239#(= main_~y~0 0)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {240#(and (not (<= (+ (div main_~y~0 4294967296) 1) 0)) (<= main_~y~0 1))} is VALID [2022-04-15 05:56:25,669 INFO L290 TraceCheckUtils]: 7: Hoare triple {240#(and (not (<= (+ (div main_~y~0 4294967296) 1) 0)) (<= main_~y~0 1))} assume !(~y~0 % 4294967296 < 1024); {235#false} is VALID [2022-04-15 05:56:25,669 INFO L272 TraceCheckUtils]: 8: Hoare triple {235#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {235#false} is VALID [2022-04-15 05:56:25,669 INFO L290 TraceCheckUtils]: 9: Hoare triple {235#false} ~cond := #in~cond; {235#false} is VALID [2022-04-15 05:56:25,669 INFO L290 TraceCheckUtils]: 10: Hoare triple {235#false} assume 0 == ~cond; {235#false} is VALID [2022-04-15 05:56:25,669 INFO L290 TraceCheckUtils]: 11: Hoare triple {235#false} assume !false; {235#false} is VALID [2022-04-15 05:56:25,670 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 05:56:25,670 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-15 05:56:25,670 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1563530164] [2022-04-15 05:56:25,670 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1563530164] provided 0 perfect and 1 imperfect interpolant sequences [2022-04-15 05:56:25,670 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1440109568] [2022-04-15 05:56:25,670 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-04-15 05:56:25,670 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-15 05:56:25,671 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-15 05:56:25,682 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-04-15 05:56:25,684 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-04-15 05:56:25,712 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-04-15 05:56:25,712 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-15 05:56:25,713 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 5 conjunts are in the unsatisfiable core [2022-04-15 05:56:25,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 05:56:25,717 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-15 05:56:25,748 INFO L272 TraceCheckUtils]: 0: Hoare triple {234#true} call ULTIMATE.init(); {234#true} is VALID [2022-04-15 05:56:25,748 INFO L290 TraceCheckUtils]: 1: Hoare triple {234#true} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {234#true} is VALID [2022-04-15 05:56:25,749 INFO L290 TraceCheckUtils]: 2: Hoare triple {234#true} assume true; {234#true} is VALID [2022-04-15 05:56:25,749 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {234#true} {234#true} #34#return; {234#true} is VALID [2022-04-15 05:56:25,749 INFO L272 TraceCheckUtils]: 4: Hoare triple {234#true} call #t~ret5 := main(); {234#true} is VALID [2022-04-15 05:56:25,749 INFO L290 TraceCheckUtils]: 5: Hoare triple {234#true} ~x~0 := 1;~y~0 := 0; {239#(= main_~y~0 0)} is VALID [2022-04-15 05:56:25,750 INFO L290 TraceCheckUtils]: 6: Hoare triple {239#(= main_~y~0 0)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {263#(= main_~y~0 1)} is VALID [2022-04-15 05:56:25,750 INFO L290 TraceCheckUtils]: 7: Hoare triple {263#(= main_~y~0 1)} assume !(~y~0 % 4294967296 < 1024); {235#false} is VALID [2022-04-15 05:56:25,750 INFO L272 TraceCheckUtils]: 8: Hoare triple {235#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {235#false} is VALID [2022-04-15 05:56:25,750 INFO L290 TraceCheckUtils]: 9: Hoare triple {235#false} ~cond := #in~cond; {235#false} is VALID [2022-04-15 05:56:25,751 INFO L290 TraceCheckUtils]: 10: Hoare triple {235#false} assume 0 == ~cond; {235#false} is VALID [2022-04-15 05:56:25,751 INFO L290 TraceCheckUtils]: 11: Hoare triple {235#false} assume !false; {235#false} is VALID [2022-04-15 05:56:25,751 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 05:56:25,751 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-15 05:56:25,796 INFO L290 TraceCheckUtils]: 11: Hoare triple {235#false} assume !false; {235#false} is VALID [2022-04-15 05:56:25,796 INFO L290 TraceCheckUtils]: 10: Hoare triple {235#false} assume 0 == ~cond; {235#false} is VALID [2022-04-15 05:56:25,796 INFO L290 TraceCheckUtils]: 9: Hoare triple {235#false} ~cond := #in~cond; {235#false} is VALID [2022-04-15 05:56:25,796 INFO L272 TraceCheckUtils]: 8: Hoare triple {235#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {235#false} is VALID [2022-04-15 05:56:25,796 INFO L290 TraceCheckUtils]: 7: Hoare triple {291#(< (mod main_~y~0 4294967296) 1024)} assume !(~y~0 % 4294967296 < 1024); {235#false} is VALID [2022-04-15 05:56:25,797 INFO L290 TraceCheckUtils]: 6: Hoare triple {295#(< (mod (+ main_~y~0 1) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {291#(< (mod main_~y~0 4294967296) 1024)} is VALID [2022-04-15 05:56:25,798 INFO L290 TraceCheckUtils]: 5: Hoare triple {234#true} ~x~0 := 1;~y~0 := 0; {295#(< (mod (+ main_~y~0 1) 4294967296) 1024)} is VALID [2022-04-15 05:56:25,798 INFO L272 TraceCheckUtils]: 4: Hoare triple {234#true} call #t~ret5 := main(); {234#true} is VALID [2022-04-15 05:56:25,798 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {234#true} {234#true} #34#return; {234#true} is VALID [2022-04-15 05:56:25,798 INFO L290 TraceCheckUtils]: 2: Hoare triple {234#true} assume true; {234#true} is VALID [2022-04-15 05:56:25,798 INFO L290 TraceCheckUtils]: 1: Hoare triple {234#true} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {234#true} is VALID [2022-04-15 05:56:25,798 INFO L272 TraceCheckUtils]: 0: Hoare triple {234#true} call ULTIMATE.init(); {234#true} is VALID [2022-04-15 05:56:25,798 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 05:56:25,799 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1440109568] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-15 05:56:25,799 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-04-15 05:56:25,799 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 4, 4] total 8 [2022-04-15 05:56:25,799 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-15 05:56:25,799 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [1175860630] [2022-04-15 05:56:25,799 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [1175860630] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-15 05:56:25,800 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-15 05:56:25,800 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-04-15 05:56:25,800 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1192154490] [2022-04-15 05:56:25,800 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-15 05:56:25,800 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 1.6) internal successors, (8), 4 states have internal predecessors, (8), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 12 [2022-04-15 05:56:25,800 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-15 05:56:25,800 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 5 states, 5 states have (on average 1.6) internal successors, (8), 4 states have internal predecessors, (8), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:56:25,809 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 12 edges. 12 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 05:56:25,809 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-04-15 05:56:25,809 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-15 05:56:25,809 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-04-15 05:56:25,809 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2022-04-15 05:56:25,809 INFO L87 Difference]: Start difference. First operand 13 states and 13 transitions. Second operand has 5 states, 5 states have (on average 1.6) internal successors, (8), 4 states have internal predecessors, (8), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:56:25,853 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 05:56:25,853 INFO L93 Difference]: Finished difference Result 19 states and 19 transitions. [2022-04-15 05:56:25,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-04-15 05:56:25,853 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 1.6) internal successors, (8), 4 states have internal predecessors, (8), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 12 [2022-04-15 05:56:25,853 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-15 05:56:25,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 1.6) internal successors, (8), 4 states have internal predecessors, (8), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:56:25,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 19 transitions. [2022-04-15 05:56:25,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 1.6) internal successors, (8), 4 states have internal predecessors, (8), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:56:25,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 19 transitions. [2022-04-15 05:56:25,856 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 5 states and 19 transitions. [2022-04-15 05:56:25,869 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 19 edges. 19 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 05:56:25,869 INFO L225 Difference]: With dead ends: 19 [2022-04-15 05:56:25,869 INFO L226 Difference]: Without dead ends: 14 [2022-04-15 05:56:25,869 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=35, Invalid=55, Unknown=0, NotChecked=0, Total=90 [2022-04-15 05:56:25,870 INFO L913 BasicCegarLoop]: 11 mSDtfsCounter, 6 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 18 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-04-15 05:56:25,871 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [6 Valid, 18 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-04-15 05:56:25,871 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14 states. [2022-04-15 05:56:25,873 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14 to 14. [2022-04-15 05:56:25,873 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-15 05:56:25,874 INFO L82 GeneralOperation]: Start isEquivalent. First operand 14 states. Second operand has 14 states, 9 states have (on average 1.1111111111111112) internal successors, (10), 9 states have internal predecessors, (10), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:56:25,874 INFO L74 IsIncluded]: Start isIncluded. First operand 14 states. Second operand has 14 states, 9 states have (on average 1.1111111111111112) internal successors, (10), 9 states have internal predecessors, (10), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:56:25,874 INFO L87 Difference]: Start difference. First operand 14 states. Second operand has 14 states, 9 states have (on average 1.1111111111111112) internal successors, (10), 9 states have internal predecessors, (10), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:56:25,875 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 05:56:25,875 INFO L93 Difference]: Finished difference Result 14 states and 14 transitions. [2022-04-15 05:56:25,875 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 14 transitions. [2022-04-15 05:56:25,875 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-15 05:56:25,875 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-15 05:56:25,875 INFO L74 IsIncluded]: Start isIncluded. First operand has 14 states, 9 states have (on average 1.1111111111111112) internal successors, (10), 9 states have internal predecessors, (10), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 14 states. [2022-04-15 05:56:25,875 INFO L87 Difference]: Start difference. First operand has 14 states, 9 states have (on average 1.1111111111111112) internal successors, (10), 9 states have internal predecessors, (10), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 14 states. [2022-04-15 05:56:25,876 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 05:56:25,876 INFO L93 Difference]: Finished difference Result 14 states and 14 transitions. [2022-04-15 05:56:25,876 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 14 transitions. [2022-04-15 05:56:25,877 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-15 05:56:25,877 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-15 05:56:25,877 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-15 05:56:25,877 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-15 05:56:25,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14 states, 9 states have (on average 1.1111111111111112) internal successors, (10), 9 states have internal predecessors, (10), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:56:25,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 14 transitions. [2022-04-15 05:56:25,878 INFO L78 Accepts]: Start accepts. Automaton has 14 states and 14 transitions. Word has length 12 [2022-04-15 05:56:25,878 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-15 05:56:25,878 INFO L478 AbstractCegarLoop]: Abstraction has 14 states and 14 transitions. [2022-04-15 05:56:25,878 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 1.6) internal successors, (8), 4 states have internal predecessors, (8), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:56:25,878 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 14 states and 14 transitions. [2022-04-15 05:56:25,890 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 14 edges. 14 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 05:56:25,890 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 14 transitions. [2022-04-15 05:56:25,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-04-15 05:56:25,891 INFO L491 BasicCegarLoop]: Found error trace [2022-04-15 05:56:25,891 INFO L499 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-15 05:56:25,908 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2022-04-15 05:56:26,106 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,SelfDestructingSolverStorable2,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-15 05:56:26,106 INFO L403 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-15 05:56:26,107 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-15 05:56:26,107 INFO L85 PathProgramCache]: Analyzing trace with hash 1738481436, now seen corresponding path program 3 times [2022-04-15 05:56:26,107 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-15 05:56:26,107 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [254528584] [2022-04-15 05:56:28,252 WARN L977 rdanLoopAcceleration]: Unable to prove correctness of quantifier elimination. [2022-04-15 05:56:28,422 INFO L89 AcceleratorJordan]: Jordan loop acceleration statistics: 1 HavocedVariables, 2 AssignedVariables, 0 ReadonlyVariables, Eigenvalues: {0={1=1}, 1={2=1}}, 1 SequentialAcceleration, 0 AlternatingAcceleration, 1 QuantifierFreeResult [2022-04-15 05:56:28,424 INFO L271 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2022-04-15 05:56:28,426 INFO L85 PathProgramCache]: Analyzing trace with hash -1808202441, now seen corresponding path program 1 times [2022-04-15 05:56:28,426 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-15 05:56:28,426 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [825492109] [2022-04-15 05:56:28,426 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-15 05:56:28,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-15 05:56:28,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-15 05:56:28,437 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-04-15 05:56:28,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-15 05:56:28,447 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-04-15 05:56:28,448 INFO L85 PathProgramCache]: Analyzing trace with hash 1738481436, now seen corresponding path program 4 times [2022-04-15 05:56:28,448 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-15 05:56:28,448 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [105297597] [2022-04-15 05:56:28,448 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-15 05:56:28,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-15 05:56:28,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 05:56:28,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-15 05:56:28,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 05:56:28,512 INFO L290 TraceCheckUtils]: 0: Hoare triple {422#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {414#true} is VALID [2022-04-15 05:56:28,512 INFO L290 TraceCheckUtils]: 1: Hoare triple {414#true} assume true; {414#true} is VALID [2022-04-15 05:56:28,512 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {414#true} {414#true} #34#return; {414#true} is VALID [2022-04-15 05:56:28,513 INFO L272 TraceCheckUtils]: 0: Hoare triple {414#true} call ULTIMATE.init(); {422#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} is VALID [2022-04-15 05:56:28,513 INFO L290 TraceCheckUtils]: 1: Hoare triple {422#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {414#true} is VALID [2022-04-15 05:56:28,513 INFO L290 TraceCheckUtils]: 2: Hoare triple {414#true} assume true; {414#true} is VALID [2022-04-15 05:56:28,514 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {414#true} {414#true} #34#return; {414#true} is VALID [2022-04-15 05:56:28,514 INFO L272 TraceCheckUtils]: 4: Hoare triple {414#true} call #t~ret5 := main(); {414#true} is VALID [2022-04-15 05:56:28,514 INFO L290 TraceCheckUtils]: 5: Hoare triple {414#true} ~x~0 := 1;~y~0 := 0; {419#(= main_~y~0 0)} is VALID [2022-04-15 05:56:28,515 INFO L290 TraceCheckUtils]: 6: Hoare triple {419#(= main_~y~0 0)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {420#(and (<= 1 main_~y~0) (<= main_~y~0 1))} is VALID [2022-04-15 05:56:28,515 INFO L290 TraceCheckUtils]: 7: Hoare triple {420#(and (<= 1 main_~y~0) (<= main_~y~0 1))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {421#(and (<= main_~y~0 2) (not (<= (+ (div main_~y~0 4294967296) 1) 0)))} is VALID [2022-04-15 05:56:28,516 INFO L290 TraceCheckUtils]: 8: Hoare triple {421#(and (<= main_~y~0 2) (not (<= (+ (div main_~y~0 4294967296) 1) 0)))} assume !(~y~0 % 4294967296 < 1024); {415#false} is VALID [2022-04-15 05:56:28,516 INFO L272 TraceCheckUtils]: 9: Hoare triple {415#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {415#false} is VALID [2022-04-15 05:56:28,516 INFO L290 TraceCheckUtils]: 10: Hoare triple {415#false} ~cond := #in~cond; {415#false} is VALID [2022-04-15 05:56:28,516 INFO L290 TraceCheckUtils]: 11: Hoare triple {415#false} assume 0 == ~cond; {415#false} is VALID [2022-04-15 05:56:28,516 INFO L290 TraceCheckUtils]: 12: Hoare triple {415#false} assume !false; {415#false} is VALID [2022-04-15 05:56:28,517 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 05:56:28,517 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-15 05:56:28,517 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [105297597] [2022-04-15 05:56:28,517 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [105297597] provided 0 perfect and 1 imperfect interpolant sequences [2022-04-15 05:56:28,517 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1794124592] [2022-04-15 05:56:28,518 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-04-15 05:56:28,518 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-15 05:56:28,518 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-15 05:56:28,519 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-04-15 05:56:28,544 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-04-15 05:56:28,567 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-04-15 05:56:28,568 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-15 05:56:28,568 INFO L263 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 7 conjunts are in the unsatisfiable core [2022-04-15 05:56:28,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 05:56:28,575 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-15 05:56:28,710 INFO L272 TraceCheckUtils]: 0: Hoare triple {414#true} call ULTIMATE.init(); {414#true} is VALID [2022-04-15 05:56:28,710 INFO L290 TraceCheckUtils]: 1: Hoare triple {414#true} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {414#true} is VALID [2022-04-15 05:56:28,711 INFO L290 TraceCheckUtils]: 2: Hoare triple {414#true} assume true; {414#true} is VALID [2022-04-15 05:56:28,711 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {414#true} {414#true} #34#return; {414#true} is VALID [2022-04-15 05:56:28,711 INFO L272 TraceCheckUtils]: 4: Hoare triple {414#true} call #t~ret5 := main(); {414#true} is VALID [2022-04-15 05:56:28,711 INFO L290 TraceCheckUtils]: 5: Hoare triple {414#true} ~x~0 := 1;~y~0 := 0; {419#(= main_~y~0 0)} is VALID [2022-04-15 05:56:28,712 INFO L290 TraceCheckUtils]: 6: Hoare triple {419#(= main_~y~0 0)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {420#(and (<= 1 main_~y~0) (<= main_~y~0 1))} is VALID [2022-04-15 05:56:28,712 INFO L290 TraceCheckUtils]: 7: Hoare triple {420#(and (<= 1 main_~y~0) (<= main_~y~0 1))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {447#(and (<= 2 main_~y~0) (<= main_~y~0 2))} is VALID [2022-04-15 05:56:28,713 INFO L290 TraceCheckUtils]: 8: Hoare triple {447#(and (<= 2 main_~y~0) (<= main_~y~0 2))} assume !(~y~0 % 4294967296 < 1024); {415#false} is VALID [2022-04-15 05:56:28,713 INFO L272 TraceCheckUtils]: 9: Hoare triple {415#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {415#false} is VALID [2022-04-15 05:56:28,713 INFO L290 TraceCheckUtils]: 10: Hoare triple {415#false} ~cond := #in~cond; {415#false} is VALID [2022-04-15 05:56:28,713 INFO L290 TraceCheckUtils]: 11: Hoare triple {415#false} assume 0 == ~cond; {415#false} is VALID [2022-04-15 05:56:28,713 INFO L290 TraceCheckUtils]: 12: Hoare triple {415#false} assume !false; {415#false} is VALID [2022-04-15 05:56:28,714 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 05:56:28,714 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-15 05:56:28,783 INFO L290 TraceCheckUtils]: 12: Hoare triple {415#false} assume !false; {415#false} is VALID [2022-04-15 05:56:28,784 INFO L290 TraceCheckUtils]: 11: Hoare triple {415#false} assume 0 == ~cond; {415#false} is VALID [2022-04-15 05:56:28,784 INFO L290 TraceCheckUtils]: 10: Hoare triple {415#false} ~cond := #in~cond; {415#false} is VALID [2022-04-15 05:56:28,784 INFO L272 TraceCheckUtils]: 9: Hoare triple {415#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {415#false} is VALID [2022-04-15 05:56:28,784 INFO L290 TraceCheckUtils]: 8: Hoare triple {475#(< (mod main_~y~0 4294967296) 1024)} assume !(~y~0 % 4294967296 < 1024); {415#false} is VALID [2022-04-15 05:56:28,785 INFO L290 TraceCheckUtils]: 7: Hoare triple {479#(< (mod (+ main_~y~0 1) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {475#(< (mod main_~y~0 4294967296) 1024)} is VALID [2022-04-15 05:56:28,786 INFO L290 TraceCheckUtils]: 6: Hoare triple {483#(< (mod (+ main_~y~0 2) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {479#(< (mod (+ main_~y~0 1) 4294967296) 1024)} is VALID [2022-04-15 05:56:28,786 INFO L290 TraceCheckUtils]: 5: Hoare triple {414#true} ~x~0 := 1;~y~0 := 0; {483#(< (mod (+ main_~y~0 2) 4294967296) 1024)} is VALID [2022-04-15 05:56:28,787 INFO L272 TraceCheckUtils]: 4: Hoare triple {414#true} call #t~ret5 := main(); {414#true} is VALID [2022-04-15 05:56:28,787 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {414#true} {414#true} #34#return; {414#true} is VALID [2022-04-15 05:56:28,787 INFO L290 TraceCheckUtils]: 2: Hoare triple {414#true} assume true; {414#true} is VALID [2022-04-15 05:56:28,787 INFO L290 TraceCheckUtils]: 1: Hoare triple {414#true} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {414#true} is VALID [2022-04-15 05:56:28,787 INFO L272 TraceCheckUtils]: 0: Hoare triple {414#true} call ULTIMATE.init(); {414#true} is VALID [2022-04-15 05:56:28,787 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 05:56:28,787 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1794124592] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-15 05:56:28,788 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-04-15 05:56:28,788 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 10 [2022-04-15 05:56:28,788 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-15 05:56:28,788 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [254528584] [2022-04-15 05:56:28,788 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [254528584] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-15 05:56:28,788 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-15 05:56:28,788 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-04-15 05:56:28,788 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2036522865] [2022-04-15 05:56:28,788 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-15 05:56:28,789 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 1.5) internal successors, (9), 5 states have internal predecessors, (9), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 13 [2022-04-15 05:56:28,789 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-15 05:56:28,789 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 6 states, 6 states have (on average 1.5) internal successors, (9), 5 states have internal predecessors, (9), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:56:28,798 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 13 edges. 13 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 05:56:28,799 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-04-15 05:56:28,799 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-15 05:56:28,799 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-04-15 05:56:28,799 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2022-04-15 05:56:28,799 INFO L87 Difference]: Start difference. First operand 14 states and 14 transitions. Second operand has 6 states, 6 states have (on average 1.5) internal successors, (9), 5 states have internal predecessors, (9), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:56:28,878 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 05:56:28,879 INFO L93 Difference]: Finished difference Result 20 states and 20 transitions. [2022-04-15 05:56:28,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-04-15 05:56:28,879 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 1.5) internal successors, (9), 5 states have internal predecessors, (9), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 13 [2022-04-15 05:56:28,879 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-15 05:56:28,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 6 states have (on average 1.5) internal successors, (9), 5 states have internal predecessors, (9), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:56:28,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 20 transitions. [2022-04-15 05:56:28,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 6 states have (on average 1.5) internal successors, (9), 5 states have internal predecessors, (9), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:56:28,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 20 transitions. [2022-04-15 05:56:28,881 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 6 states and 20 transitions. [2022-04-15 05:56:28,898 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 20 edges. 20 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 05:56:28,898 INFO L225 Difference]: With dead ends: 20 [2022-04-15 05:56:28,898 INFO L226 Difference]: Without dead ends: 15 [2022-04-15 05:56:28,899 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 23 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=57, Invalid=99, Unknown=0, NotChecked=0, Total=156 [2022-04-15 05:56:28,899 INFO L913 BasicCegarLoop]: 11 mSDtfsCounter, 6 mSDsluCounter, 12 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 23 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-04-15 05:56:28,900 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [6 Valid, 23 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-04-15 05:56:28,900 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15 states. [2022-04-15 05:56:28,904 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15 to 15. [2022-04-15 05:56:28,904 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-15 05:56:28,904 INFO L82 GeneralOperation]: Start isEquivalent. First operand 15 states. Second operand has 15 states, 10 states have (on average 1.1) internal successors, (11), 10 states have internal predecessors, (11), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:56:28,905 INFO L74 IsIncluded]: Start isIncluded. First operand 15 states. Second operand has 15 states, 10 states have (on average 1.1) internal successors, (11), 10 states have internal predecessors, (11), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:56:28,905 INFO L87 Difference]: Start difference. First operand 15 states. Second operand has 15 states, 10 states have (on average 1.1) internal successors, (11), 10 states have internal predecessors, (11), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:56:28,906 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 05:56:28,906 INFO L93 Difference]: Finished difference Result 15 states and 15 transitions. [2022-04-15 05:56:28,906 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 15 transitions. [2022-04-15 05:56:28,906 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-15 05:56:28,906 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-15 05:56:28,906 INFO L74 IsIncluded]: Start isIncluded. First operand has 15 states, 10 states have (on average 1.1) internal successors, (11), 10 states have internal predecessors, (11), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 15 states. [2022-04-15 05:56:28,906 INFO L87 Difference]: Start difference. First operand has 15 states, 10 states have (on average 1.1) internal successors, (11), 10 states have internal predecessors, (11), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 15 states. [2022-04-15 05:56:28,907 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 05:56:28,907 INFO L93 Difference]: Finished difference Result 15 states and 15 transitions. [2022-04-15 05:56:28,907 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 15 transitions. [2022-04-15 05:56:28,907 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-15 05:56:28,907 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-15 05:56:28,907 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-15 05:56:28,907 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-15 05:56:28,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15 states, 10 states have (on average 1.1) internal successors, (11), 10 states have internal predecessors, (11), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:56:28,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 15 transitions. [2022-04-15 05:56:28,908 INFO L78 Accepts]: Start accepts. Automaton has 15 states and 15 transitions. Word has length 13 [2022-04-15 05:56:28,908 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-15 05:56:28,908 INFO L478 AbstractCegarLoop]: Abstraction has 15 states and 15 transitions. [2022-04-15 05:56:28,909 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 1.5) internal successors, (9), 5 states have internal predecessors, (9), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:56:28,909 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 15 states and 15 transitions. [2022-04-15 05:56:28,920 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 15 edges. 15 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 05:56:28,920 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 15 transitions. [2022-04-15 05:56:28,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-04-15 05:56:28,920 INFO L491 BasicCegarLoop]: Found error trace [2022-04-15 05:56:28,920 INFO L499 BasicCegarLoop]: trace histogram [3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-15 05:56:28,938 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-04-15 05:56:29,136 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2022-04-15 05:56:29,136 INFO L403 AbstractCegarLoop]: === Iteration 5 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-15 05:56:29,137 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-15 05:56:29,137 INFO L85 PathProgramCache]: Analyzing trace with hash -1905189066, now seen corresponding path program 5 times [2022-04-15 05:56:29,137 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-15 05:56:29,137 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [1339227494] [2022-04-15 05:56:31,704 WARN L977 rdanLoopAcceleration]: Unable to prove correctness of quantifier elimination. [2022-04-15 05:56:31,872 INFO L89 AcceleratorJordan]: Jordan loop acceleration statistics: 1 HavocedVariables, 2 AssignedVariables, 0 ReadonlyVariables, Eigenvalues: {0={1=1}, 1={2=1}}, 1 SequentialAcceleration, 0 AlternatingAcceleration, 1 QuantifierFreeResult [2022-04-15 05:56:31,873 INFO L271 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2022-04-15 05:56:31,875 INFO L85 PathProgramCache]: Analyzing trace with hash -1749097097, now seen corresponding path program 1 times [2022-04-15 05:56:31,875 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-15 05:56:31,875 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [223330238] [2022-04-15 05:56:31,875 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-15 05:56:31,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-15 05:56:31,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-15 05:56:31,893 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-04-15 05:56:31,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-15 05:56:31,910 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-04-15 05:56:31,911 INFO L85 PathProgramCache]: Analyzing trace with hash -1905189066, now seen corresponding path program 6 times [2022-04-15 05:56:31,911 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-15 05:56:31,911 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1737050279] [2022-04-15 05:56:31,911 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-15 05:56:31,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-15 05:56:31,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 05:56:31,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-15 05:56:31,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 05:56:31,971 INFO L290 TraceCheckUtils]: 0: Hoare triple {619#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {610#true} is VALID [2022-04-15 05:56:31,971 INFO L290 TraceCheckUtils]: 1: Hoare triple {610#true} assume true; {610#true} is VALID [2022-04-15 05:56:31,971 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {610#true} {610#true} #34#return; {610#true} is VALID [2022-04-15 05:56:31,972 INFO L272 TraceCheckUtils]: 0: Hoare triple {610#true} call ULTIMATE.init(); {619#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} is VALID [2022-04-15 05:56:31,972 INFO L290 TraceCheckUtils]: 1: Hoare triple {619#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {610#true} is VALID [2022-04-15 05:56:31,972 INFO L290 TraceCheckUtils]: 2: Hoare triple {610#true} assume true; {610#true} is VALID [2022-04-15 05:56:31,972 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {610#true} {610#true} #34#return; {610#true} is VALID [2022-04-15 05:56:31,972 INFO L272 TraceCheckUtils]: 4: Hoare triple {610#true} call #t~ret5 := main(); {610#true} is VALID [2022-04-15 05:56:31,973 INFO L290 TraceCheckUtils]: 5: Hoare triple {610#true} ~x~0 := 1;~y~0 := 0; {615#(= main_~y~0 0)} is VALID [2022-04-15 05:56:31,973 INFO L290 TraceCheckUtils]: 6: Hoare triple {615#(= main_~y~0 0)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {616#(and (<= 1 main_~y~0) (<= main_~y~0 1))} is VALID [2022-04-15 05:56:31,974 INFO L290 TraceCheckUtils]: 7: Hoare triple {616#(and (<= 1 main_~y~0) (<= main_~y~0 1))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {617#(and (<= 2 main_~y~0) (<= main_~y~0 2))} is VALID [2022-04-15 05:56:31,974 INFO L290 TraceCheckUtils]: 8: Hoare triple {617#(and (<= 2 main_~y~0) (<= main_~y~0 2))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {618#(and (<= main_~y~0 3) (not (<= (+ (div main_~y~0 4294967296) 1) 0)))} is VALID [2022-04-15 05:56:31,975 INFO L290 TraceCheckUtils]: 9: Hoare triple {618#(and (<= main_~y~0 3) (not (<= (+ (div main_~y~0 4294967296) 1) 0)))} assume !(~y~0 % 4294967296 < 1024); {611#false} is VALID [2022-04-15 05:56:31,975 INFO L272 TraceCheckUtils]: 10: Hoare triple {611#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {611#false} is VALID [2022-04-15 05:56:31,975 INFO L290 TraceCheckUtils]: 11: Hoare triple {611#false} ~cond := #in~cond; {611#false} is VALID [2022-04-15 05:56:31,975 INFO L290 TraceCheckUtils]: 12: Hoare triple {611#false} assume 0 == ~cond; {611#false} is VALID [2022-04-15 05:56:31,975 INFO L290 TraceCheckUtils]: 13: Hoare triple {611#false} assume !false; {611#false} is VALID [2022-04-15 05:56:31,975 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 05:56:31,975 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-15 05:56:31,976 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1737050279] [2022-04-15 05:56:31,976 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1737050279] provided 0 perfect and 1 imperfect interpolant sequences [2022-04-15 05:56:31,976 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [806931488] [2022-04-15 05:56:31,976 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2022-04-15 05:56:31,976 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-15 05:56:31,976 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-15 05:56:31,982 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-04-15 05:56:32,007 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-04-15 05:56:32,020 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 3 check-sat command(s) [2022-04-15 05:56:32,020 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-15 05:56:32,021 INFO L263 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 9 conjunts are in the unsatisfiable core [2022-04-15 05:56:32,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 05:56:32,032 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-15 05:56:32,187 INFO L272 TraceCheckUtils]: 0: Hoare triple {610#true} call ULTIMATE.init(); {610#true} is VALID [2022-04-15 05:56:32,187 INFO L290 TraceCheckUtils]: 1: Hoare triple {610#true} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {610#true} is VALID [2022-04-15 05:56:32,187 INFO L290 TraceCheckUtils]: 2: Hoare triple {610#true} assume true; {610#true} is VALID [2022-04-15 05:56:32,187 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {610#true} {610#true} #34#return; {610#true} is VALID [2022-04-15 05:56:32,188 INFO L272 TraceCheckUtils]: 4: Hoare triple {610#true} call #t~ret5 := main(); {610#true} is VALID [2022-04-15 05:56:32,188 INFO L290 TraceCheckUtils]: 5: Hoare triple {610#true} ~x~0 := 1;~y~0 := 0; {615#(= main_~y~0 0)} is VALID [2022-04-15 05:56:32,188 INFO L290 TraceCheckUtils]: 6: Hoare triple {615#(= main_~y~0 0)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {616#(and (<= 1 main_~y~0) (<= main_~y~0 1))} is VALID [2022-04-15 05:56:32,189 INFO L290 TraceCheckUtils]: 7: Hoare triple {616#(and (<= 1 main_~y~0) (<= main_~y~0 1))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {617#(and (<= 2 main_~y~0) (<= main_~y~0 2))} is VALID [2022-04-15 05:56:32,190 INFO L290 TraceCheckUtils]: 8: Hoare triple {617#(and (<= 2 main_~y~0) (<= main_~y~0 2))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {647#(and (<= main_~y~0 3) (<= 3 main_~y~0))} is VALID [2022-04-15 05:56:32,190 INFO L290 TraceCheckUtils]: 9: Hoare triple {647#(and (<= main_~y~0 3) (<= 3 main_~y~0))} assume !(~y~0 % 4294967296 < 1024); {611#false} is VALID [2022-04-15 05:56:32,190 INFO L272 TraceCheckUtils]: 10: Hoare triple {611#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {611#false} is VALID [2022-04-15 05:56:32,190 INFO L290 TraceCheckUtils]: 11: Hoare triple {611#false} ~cond := #in~cond; {611#false} is VALID [2022-04-15 05:56:32,190 INFO L290 TraceCheckUtils]: 12: Hoare triple {611#false} assume 0 == ~cond; {611#false} is VALID [2022-04-15 05:56:32,190 INFO L290 TraceCheckUtils]: 13: Hoare triple {611#false} assume !false; {611#false} is VALID [2022-04-15 05:56:32,191 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 05:56:32,191 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-15 05:56:32,290 INFO L290 TraceCheckUtils]: 13: Hoare triple {611#false} assume !false; {611#false} is VALID [2022-04-15 05:56:32,291 INFO L290 TraceCheckUtils]: 12: Hoare triple {611#false} assume 0 == ~cond; {611#false} is VALID [2022-04-15 05:56:32,291 INFO L290 TraceCheckUtils]: 11: Hoare triple {611#false} ~cond := #in~cond; {611#false} is VALID [2022-04-15 05:56:32,291 INFO L272 TraceCheckUtils]: 10: Hoare triple {611#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {611#false} is VALID [2022-04-15 05:56:32,291 INFO L290 TraceCheckUtils]: 9: Hoare triple {675#(< (mod main_~y~0 4294967296) 1024)} assume !(~y~0 % 4294967296 < 1024); {611#false} is VALID [2022-04-15 05:56:32,292 INFO L290 TraceCheckUtils]: 8: Hoare triple {679#(< (mod (+ main_~y~0 1) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {675#(< (mod main_~y~0 4294967296) 1024)} is VALID [2022-04-15 05:56:32,293 INFO L290 TraceCheckUtils]: 7: Hoare triple {683#(< (mod (+ main_~y~0 2) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {679#(< (mod (+ main_~y~0 1) 4294967296) 1024)} is VALID [2022-04-15 05:56:32,293 INFO L290 TraceCheckUtils]: 6: Hoare triple {687#(< (mod (+ main_~y~0 3) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {683#(< (mod (+ main_~y~0 2) 4294967296) 1024)} is VALID [2022-04-15 05:56:32,294 INFO L290 TraceCheckUtils]: 5: Hoare triple {610#true} ~x~0 := 1;~y~0 := 0; {687#(< (mod (+ main_~y~0 3) 4294967296) 1024)} is VALID [2022-04-15 05:56:32,294 INFO L272 TraceCheckUtils]: 4: Hoare triple {610#true} call #t~ret5 := main(); {610#true} is VALID [2022-04-15 05:56:32,294 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {610#true} {610#true} #34#return; {610#true} is VALID [2022-04-15 05:56:32,294 INFO L290 TraceCheckUtils]: 2: Hoare triple {610#true} assume true; {610#true} is VALID [2022-04-15 05:56:32,294 INFO L290 TraceCheckUtils]: 1: Hoare triple {610#true} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {610#true} is VALID [2022-04-15 05:56:32,294 INFO L272 TraceCheckUtils]: 0: Hoare triple {610#true} call ULTIMATE.init(); {610#true} is VALID [2022-04-15 05:56:32,295 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 05:56:32,295 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [806931488] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-15 05:56:32,295 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-04-15 05:56:32,295 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 6, 6] total 12 [2022-04-15 05:56:32,295 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-15 05:56:32,295 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [1339227494] [2022-04-15 05:56:32,295 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [1339227494] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-15 05:56:32,295 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-15 05:56:32,295 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-04-15 05:56:32,295 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [742232735] [2022-04-15 05:56:32,295 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-15 05:56:32,296 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 6 states have internal predecessors, (10), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 14 [2022-04-15 05:56:32,296 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-15 05:56:32,296 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 7 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 6 states have internal predecessors, (10), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:56:32,320 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 14 edges. 14 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 05:56:32,321 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-04-15 05:56:32,321 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-15 05:56:32,321 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-04-15 05:56:32,321 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=87, Unknown=0, NotChecked=0, Total=132 [2022-04-15 05:56:32,322 INFO L87 Difference]: Start difference. First operand 15 states and 15 transitions. Second operand has 7 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 6 states have internal predecessors, (10), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:56:32,444 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 05:56:32,444 INFO L93 Difference]: Finished difference Result 21 states and 21 transitions. [2022-04-15 05:56:32,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-04-15 05:56:32,444 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 6 states have internal predecessors, (10), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 14 [2022-04-15 05:56:32,445 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-15 05:56:32,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 6 states have internal predecessors, (10), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:56:32,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 21 transitions. [2022-04-15 05:56:32,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 6 states have internal predecessors, (10), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:56:32,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 21 transitions. [2022-04-15 05:56:32,449 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 7 states and 21 transitions. [2022-04-15 05:56:32,462 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 21 edges. 21 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 05:56:32,463 INFO L225 Difference]: With dead ends: 21 [2022-04-15 05:56:32,463 INFO L226 Difference]: Without dead ends: 16 [2022-04-15 05:56:32,463 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 24 SyntacticMatches, 1 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=83, Invalid=157, Unknown=0, NotChecked=0, Total=240 [2022-04-15 05:56:32,465 INFO L913 BasicCegarLoop]: 11 mSDtfsCounter, 6 mSDsluCounter, 22 mSDsCounter, 0 mSdLazyCounter, 34 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 33 SdHoareTripleChecker+Invalid, 43 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 34 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-04-15 05:56:32,466 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [6 Valid, 33 Invalid, 43 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 34 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-04-15 05:56:32,466 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16 states. [2022-04-15 05:56:32,472 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16 to 16. [2022-04-15 05:56:32,473 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-15 05:56:32,473 INFO L82 GeneralOperation]: Start isEquivalent. First operand 16 states. Second operand has 16 states, 11 states have (on average 1.0909090909090908) internal successors, (12), 11 states have internal predecessors, (12), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:56:32,473 INFO L74 IsIncluded]: Start isIncluded. First operand 16 states. Second operand has 16 states, 11 states have (on average 1.0909090909090908) internal successors, (12), 11 states have internal predecessors, (12), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:56:32,475 INFO L87 Difference]: Start difference. First operand 16 states. Second operand has 16 states, 11 states have (on average 1.0909090909090908) internal successors, (12), 11 states have internal predecessors, (12), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:56:32,479 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 05:56:32,479 INFO L93 Difference]: Finished difference Result 16 states and 16 transitions. [2022-04-15 05:56:32,479 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 16 transitions. [2022-04-15 05:56:32,479 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-15 05:56:32,479 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-15 05:56:32,480 INFO L74 IsIncluded]: Start isIncluded. First operand has 16 states, 11 states have (on average 1.0909090909090908) internal successors, (12), 11 states have internal predecessors, (12), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 16 states. [2022-04-15 05:56:32,480 INFO L87 Difference]: Start difference. First operand has 16 states, 11 states have (on average 1.0909090909090908) internal successors, (12), 11 states have internal predecessors, (12), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 16 states. [2022-04-15 05:56:32,482 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 05:56:32,482 INFO L93 Difference]: Finished difference Result 16 states and 16 transitions. [2022-04-15 05:56:32,482 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 16 transitions. [2022-04-15 05:56:32,483 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-15 05:56:32,483 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-15 05:56:32,483 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-15 05:56:32,483 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-15 05:56:32,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16 states, 11 states have (on average 1.0909090909090908) internal successors, (12), 11 states have internal predecessors, (12), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:56:32,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 16 transitions. [2022-04-15 05:56:32,486 INFO L78 Accepts]: Start accepts. Automaton has 16 states and 16 transitions. Word has length 14 [2022-04-15 05:56:32,486 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-15 05:56:32,486 INFO L478 AbstractCegarLoop]: Abstraction has 16 states and 16 transitions. [2022-04-15 05:56:32,487 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 6 states have internal predecessors, (10), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:56:32,487 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 16 states and 16 transitions. [2022-04-15 05:56:32,509 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 16 edges. 16 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 05:56:32,510 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 16 transitions. [2022-04-15 05:56:32,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-04-15 05:56:32,510 INFO L491 BasicCegarLoop]: Found error trace [2022-04-15 05:56:32,510 INFO L499 BasicCegarLoop]: trace histogram [4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-15 05:56:32,533 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-04-15 05:56:32,726 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,SelfDestructingSolverStorable6,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-15 05:56:32,726 INFO L403 AbstractCegarLoop]: === Iteration 6 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-15 05:56:32,727 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-15 05:56:32,727 INFO L85 PathProgramCache]: Analyzing trace with hash 1105142364, now seen corresponding path program 7 times [2022-04-15 05:56:32,727 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-15 05:56:32,727 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [732801171] [2022-04-15 05:56:35,508 WARN L977 rdanLoopAcceleration]: Unable to prove correctness of quantifier elimination. [2022-04-15 05:56:35,697 INFO L89 AcceleratorJordan]: Jordan loop acceleration statistics: 1 HavocedVariables, 2 AssignedVariables, 0 ReadonlyVariables, Eigenvalues: {0={1=1}, 1={2=1}}, 1 SequentialAcceleration, 0 AlternatingAcceleration, 1 QuantifierFreeResult [2022-04-15 05:56:35,698 INFO L271 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2022-04-15 05:56:35,700 INFO L85 PathProgramCache]: Analyzing trace with hash -1689991753, now seen corresponding path program 1 times [2022-04-15 05:56:35,700 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-15 05:56:35,700 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [932566628] [2022-04-15 05:56:35,700 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-15 05:56:35,700 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-15 05:56:35,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-15 05:56:35,709 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-04-15 05:56:35,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-15 05:56:35,724 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-04-15 05:56:35,724 INFO L85 PathProgramCache]: Analyzing trace with hash 1105142364, now seen corresponding path program 8 times [2022-04-15 05:56:35,724 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-15 05:56:35,724 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [93877037] [2022-04-15 05:56:35,724 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-15 05:56:35,725 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-15 05:56:35,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 05:56:35,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-15 05:56:35,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 05:56:35,811 INFO L290 TraceCheckUtils]: 0: Hoare triple {832#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {822#true} is VALID [2022-04-15 05:56:35,811 INFO L290 TraceCheckUtils]: 1: Hoare triple {822#true} assume true; {822#true} is VALID [2022-04-15 05:56:35,811 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {822#true} {822#true} #34#return; {822#true} is VALID [2022-04-15 05:56:35,812 INFO L272 TraceCheckUtils]: 0: Hoare triple {822#true} call ULTIMATE.init(); {832#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} is VALID [2022-04-15 05:56:35,812 INFO L290 TraceCheckUtils]: 1: Hoare triple {832#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {822#true} is VALID [2022-04-15 05:56:35,812 INFO L290 TraceCheckUtils]: 2: Hoare triple {822#true} assume true; {822#true} is VALID [2022-04-15 05:56:35,812 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {822#true} {822#true} #34#return; {822#true} is VALID [2022-04-15 05:56:35,812 INFO L272 TraceCheckUtils]: 4: Hoare triple {822#true} call #t~ret5 := main(); {822#true} is VALID [2022-04-15 05:56:35,813 INFO L290 TraceCheckUtils]: 5: Hoare triple {822#true} ~x~0 := 1;~y~0 := 0; {827#(= main_~y~0 0)} is VALID [2022-04-15 05:56:35,813 INFO L290 TraceCheckUtils]: 6: Hoare triple {827#(= main_~y~0 0)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {828#(and (<= 1 main_~y~0) (<= main_~y~0 1))} is VALID [2022-04-15 05:56:35,814 INFO L290 TraceCheckUtils]: 7: Hoare triple {828#(and (<= 1 main_~y~0) (<= main_~y~0 1))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {829#(and (<= 2 main_~y~0) (<= main_~y~0 2))} is VALID [2022-04-15 05:56:35,814 INFO L290 TraceCheckUtils]: 8: Hoare triple {829#(and (<= 2 main_~y~0) (<= main_~y~0 2))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {830#(and (<= main_~y~0 3) (<= 3 main_~y~0))} is VALID [2022-04-15 05:56:35,815 INFO L290 TraceCheckUtils]: 9: Hoare triple {830#(and (<= main_~y~0 3) (<= 3 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {831#(and (not (<= (+ (div main_~y~0 4294967296) 1) 0)) (<= main_~y~0 4))} is VALID [2022-04-15 05:56:35,815 INFO L290 TraceCheckUtils]: 10: Hoare triple {831#(and (not (<= (+ (div main_~y~0 4294967296) 1) 0)) (<= main_~y~0 4))} assume !(~y~0 % 4294967296 < 1024); {823#false} is VALID [2022-04-15 05:56:35,815 INFO L272 TraceCheckUtils]: 11: Hoare triple {823#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {823#false} is VALID [2022-04-15 05:56:35,816 INFO L290 TraceCheckUtils]: 12: Hoare triple {823#false} ~cond := #in~cond; {823#false} is VALID [2022-04-15 05:56:35,816 INFO L290 TraceCheckUtils]: 13: Hoare triple {823#false} assume 0 == ~cond; {823#false} is VALID [2022-04-15 05:56:35,816 INFO L290 TraceCheckUtils]: 14: Hoare triple {823#false} assume !false; {823#false} is VALID [2022-04-15 05:56:35,816 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 05:56:35,816 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-15 05:56:35,816 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [93877037] [2022-04-15 05:56:35,816 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [93877037] provided 0 perfect and 1 imperfect interpolant sequences [2022-04-15 05:56:35,816 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1889871390] [2022-04-15 05:56:35,816 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-04-15 05:56:35,816 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-15 05:56:35,817 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-15 05:56:35,817 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-04-15 05:56:35,818 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-04-15 05:56:35,842 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-04-15 05:56:35,842 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-15 05:56:35,843 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 11 conjunts are in the unsatisfiable core [2022-04-15 05:56:35,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 05:56:35,847 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-15 05:56:35,999 INFO L272 TraceCheckUtils]: 0: Hoare triple {822#true} call ULTIMATE.init(); {822#true} is VALID [2022-04-15 05:56:36,000 INFO L290 TraceCheckUtils]: 1: Hoare triple {822#true} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {822#true} is VALID [2022-04-15 05:56:36,000 INFO L290 TraceCheckUtils]: 2: Hoare triple {822#true} assume true; {822#true} is VALID [2022-04-15 05:56:36,000 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {822#true} {822#true} #34#return; {822#true} is VALID [2022-04-15 05:56:36,000 INFO L272 TraceCheckUtils]: 4: Hoare triple {822#true} call #t~ret5 := main(); {822#true} is VALID [2022-04-15 05:56:36,000 INFO L290 TraceCheckUtils]: 5: Hoare triple {822#true} ~x~0 := 1;~y~0 := 0; {827#(= main_~y~0 0)} is VALID [2022-04-15 05:56:36,001 INFO L290 TraceCheckUtils]: 6: Hoare triple {827#(= main_~y~0 0)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {828#(and (<= 1 main_~y~0) (<= main_~y~0 1))} is VALID [2022-04-15 05:56:36,001 INFO L290 TraceCheckUtils]: 7: Hoare triple {828#(and (<= 1 main_~y~0) (<= main_~y~0 1))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {829#(and (<= 2 main_~y~0) (<= main_~y~0 2))} is VALID [2022-04-15 05:56:36,002 INFO L290 TraceCheckUtils]: 8: Hoare triple {829#(and (<= 2 main_~y~0) (<= main_~y~0 2))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {830#(and (<= main_~y~0 3) (<= 3 main_~y~0))} is VALID [2022-04-15 05:56:36,002 INFO L290 TraceCheckUtils]: 9: Hoare triple {830#(and (<= main_~y~0 3) (<= 3 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {863#(and (<= main_~y~0 4) (<= 4 main_~y~0))} is VALID [2022-04-15 05:56:36,003 INFO L290 TraceCheckUtils]: 10: Hoare triple {863#(and (<= main_~y~0 4) (<= 4 main_~y~0))} assume !(~y~0 % 4294967296 < 1024); {823#false} is VALID [2022-04-15 05:56:36,003 INFO L272 TraceCheckUtils]: 11: Hoare triple {823#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {823#false} is VALID [2022-04-15 05:56:36,003 INFO L290 TraceCheckUtils]: 12: Hoare triple {823#false} ~cond := #in~cond; {823#false} is VALID [2022-04-15 05:56:36,003 INFO L290 TraceCheckUtils]: 13: Hoare triple {823#false} assume 0 == ~cond; {823#false} is VALID [2022-04-15 05:56:36,003 INFO L290 TraceCheckUtils]: 14: Hoare triple {823#false} assume !false; {823#false} is VALID [2022-04-15 05:56:36,003 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 05:56:36,004 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-15 05:56:36,101 INFO L290 TraceCheckUtils]: 14: Hoare triple {823#false} assume !false; {823#false} is VALID [2022-04-15 05:56:36,101 INFO L290 TraceCheckUtils]: 13: Hoare triple {823#false} assume 0 == ~cond; {823#false} is VALID [2022-04-15 05:56:36,101 INFO L290 TraceCheckUtils]: 12: Hoare triple {823#false} ~cond := #in~cond; {823#false} is VALID [2022-04-15 05:56:36,102 INFO L272 TraceCheckUtils]: 11: Hoare triple {823#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {823#false} is VALID [2022-04-15 05:56:36,102 INFO L290 TraceCheckUtils]: 10: Hoare triple {891#(< (mod main_~y~0 4294967296) 1024)} assume !(~y~0 % 4294967296 < 1024); {823#false} is VALID [2022-04-15 05:56:36,103 INFO L290 TraceCheckUtils]: 9: Hoare triple {895#(< (mod (+ main_~y~0 1) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {891#(< (mod main_~y~0 4294967296) 1024)} is VALID [2022-04-15 05:56:36,103 INFO L290 TraceCheckUtils]: 8: Hoare triple {899#(< (mod (+ main_~y~0 2) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {895#(< (mod (+ main_~y~0 1) 4294967296) 1024)} is VALID [2022-04-15 05:56:36,104 INFO L290 TraceCheckUtils]: 7: Hoare triple {903#(< (mod (+ main_~y~0 3) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {899#(< (mod (+ main_~y~0 2) 4294967296) 1024)} is VALID [2022-04-15 05:56:36,105 INFO L290 TraceCheckUtils]: 6: Hoare triple {907#(< (mod (+ main_~y~0 4) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {903#(< (mod (+ main_~y~0 3) 4294967296) 1024)} is VALID [2022-04-15 05:56:36,105 INFO L290 TraceCheckUtils]: 5: Hoare triple {822#true} ~x~0 := 1;~y~0 := 0; {907#(< (mod (+ main_~y~0 4) 4294967296) 1024)} is VALID [2022-04-15 05:56:36,105 INFO L272 TraceCheckUtils]: 4: Hoare triple {822#true} call #t~ret5 := main(); {822#true} is VALID [2022-04-15 05:56:36,105 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {822#true} {822#true} #34#return; {822#true} is VALID [2022-04-15 05:56:36,105 INFO L290 TraceCheckUtils]: 2: Hoare triple {822#true} assume true; {822#true} is VALID [2022-04-15 05:56:36,105 INFO L290 TraceCheckUtils]: 1: Hoare triple {822#true} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {822#true} is VALID [2022-04-15 05:56:36,106 INFO L272 TraceCheckUtils]: 0: Hoare triple {822#true} call ULTIMATE.init(); {822#true} is VALID [2022-04-15 05:56:36,106 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 05:56:36,106 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1889871390] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-15 05:56:36,106 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-04-15 05:56:36,106 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 7, 7] total 14 [2022-04-15 05:56:36,106 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-15 05:56:36,106 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [732801171] [2022-04-15 05:56:36,106 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [732801171] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-15 05:56:36,106 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-15 05:56:36,106 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-04-15 05:56:36,106 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [600199155] [2022-04-15 05:56:36,107 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-15 05:56:36,107 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 1.375) internal successors, (11), 7 states have internal predecessors, (11), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 15 [2022-04-15 05:56:36,107 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-15 05:56:36,107 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 8 states, 8 states have (on average 1.375) internal successors, (11), 7 states have internal predecessors, (11), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:56:36,117 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 15 edges. 15 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 05:56:36,118 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-04-15 05:56:36,118 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-15 05:56:36,118 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-04-15 05:56:36,118 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=122, Unknown=0, NotChecked=0, Total=182 [2022-04-15 05:56:36,118 INFO L87 Difference]: Start difference. First operand 16 states and 16 transitions. Second operand has 8 states, 8 states have (on average 1.375) internal successors, (11), 7 states have internal predecessors, (11), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:56:36,242 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 05:56:36,242 INFO L93 Difference]: Finished difference Result 22 states and 22 transitions. [2022-04-15 05:56:36,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-04-15 05:56:36,243 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 1.375) internal successors, (11), 7 states have internal predecessors, (11), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 15 [2022-04-15 05:56:36,243 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-15 05:56:36,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8 states, 8 states have (on average 1.375) internal successors, (11), 7 states have internal predecessors, (11), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:56:36,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 22 transitions. [2022-04-15 05:56:36,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8 states, 8 states have (on average 1.375) internal successors, (11), 7 states have internal predecessors, (11), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:56:36,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 22 transitions. [2022-04-15 05:56:36,245 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 8 states and 22 transitions. [2022-04-15 05:56:36,260 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 22 edges. 22 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 05:56:36,261 INFO L225 Difference]: With dead ends: 22 [2022-04-15 05:56:36,261 INFO L226 Difference]: Without dead ends: 17 [2022-04-15 05:56:36,261 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 25 SyntacticMatches, 1 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=113, Invalid=229, Unknown=0, NotChecked=0, Total=342 [2022-04-15 05:56:36,262 INFO L913 BasicCegarLoop]: 11 mSDtfsCounter, 6 mSDsluCounter, 17 mSDsCounter, 0 mSdLazyCounter, 37 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 28 SdHoareTripleChecker+Invalid, 48 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 37 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-04-15 05:56:36,262 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [6 Valid, 28 Invalid, 48 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 37 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-04-15 05:56:36,262 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17 states. [2022-04-15 05:56:36,269 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17 to 17. [2022-04-15 05:56:36,269 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-15 05:56:36,269 INFO L82 GeneralOperation]: Start isEquivalent. First operand 17 states. Second operand has 17 states, 12 states have (on average 1.0833333333333333) internal successors, (13), 12 states have internal predecessors, (13), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:56:36,269 INFO L74 IsIncluded]: Start isIncluded. First operand 17 states. Second operand has 17 states, 12 states have (on average 1.0833333333333333) internal successors, (13), 12 states have internal predecessors, (13), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:56:36,269 INFO L87 Difference]: Start difference. First operand 17 states. Second operand has 17 states, 12 states have (on average 1.0833333333333333) internal successors, (13), 12 states have internal predecessors, (13), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:56:36,270 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 05:56:36,270 INFO L93 Difference]: Finished difference Result 17 states and 17 transitions. [2022-04-15 05:56:36,270 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 17 transitions. [2022-04-15 05:56:36,270 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-15 05:56:36,270 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-15 05:56:36,271 INFO L74 IsIncluded]: Start isIncluded. First operand has 17 states, 12 states have (on average 1.0833333333333333) internal successors, (13), 12 states have internal predecessors, (13), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 17 states. [2022-04-15 05:56:36,271 INFO L87 Difference]: Start difference. First operand has 17 states, 12 states have (on average 1.0833333333333333) internal successors, (13), 12 states have internal predecessors, (13), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 17 states. [2022-04-15 05:56:36,271 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 05:56:36,271 INFO L93 Difference]: Finished difference Result 17 states and 17 transitions. [2022-04-15 05:56:36,271 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 17 transitions. [2022-04-15 05:56:36,271 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-15 05:56:36,271 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-15 05:56:36,272 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-15 05:56:36,272 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-15 05:56:36,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17 states, 12 states have (on average 1.0833333333333333) internal successors, (13), 12 states have internal predecessors, (13), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:56:36,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 17 transitions. [2022-04-15 05:56:36,272 INFO L78 Accepts]: Start accepts. Automaton has 17 states and 17 transitions. Word has length 15 [2022-04-15 05:56:36,272 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-15 05:56:36,272 INFO L478 AbstractCegarLoop]: Abstraction has 17 states and 17 transitions. [2022-04-15 05:56:36,272 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 1.375) internal successors, (11), 7 states have internal predecessors, (11), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:56:36,273 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 17 states and 17 transitions. [2022-04-15 05:56:36,285 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 17 edges. 17 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 05:56:36,285 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 17 transitions. [2022-04-15 05:56:36,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-04-15 05:56:36,286 INFO L491 BasicCegarLoop]: Found error trace [2022-04-15 05:56:36,286 INFO L499 BasicCegarLoop]: trace histogram [5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-15 05:56:36,321 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-04-15 05:56:36,495 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,SelfDestructingSolverStorable9,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-15 05:56:36,496 INFO L403 AbstractCegarLoop]: === Iteration 7 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-15 05:56:36,496 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-15 05:56:36,497 INFO L85 PathProgramCache]: Analyzing trace with hash -63863818, now seen corresponding path program 9 times [2022-04-15 05:56:36,497 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-15 05:56:36,497 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [222812920] [2022-04-15 05:56:36,889 INFO L89 AcceleratorJordan]: Jordan loop acceleration statistics: 1 HavocedVariables, 2 AssignedVariables, 0 ReadonlyVariables, Eigenvalues: {0={1=1}, 1={2=1}}, 1 SequentialAcceleration, 0 AlternatingAcceleration, 1 QuantifierFreeResult [2022-04-15 05:56:36,891 INFO L271 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2022-04-15 05:56:36,892 INFO L85 PathProgramCache]: Analyzing trace with hash -1630886409, now seen corresponding path program 1 times [2022-04-15 05:56:36,893 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-15 05:56:36,893 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1474775868] [2022-04-15 05:56:36,893 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-15 05:56:36,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-15 05:56:36,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-15 05:56:36,901 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-04-15 05:56:36,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-15 05:56:36,908 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-04-15 05:56:36,908 INFO L85 PathProgramCache]: Analyzing trace with hash -63863818, now seen corresponding path program 10 times [2022-04-15 05:56:36,908 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-15 05:56:36,908 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [432787597] [2022-04-15 05:56:36,908 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-15 05:56:36,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-15 05:56:36,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 05:56:36,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-15 05:56:36,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 05:56:36,991 INFO L290 TraceCheckUtils]: 0: Hoare triple {1061#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {1050#true} is VALID [2022-04-15 05:56:36,992 INFO L290 TraceCheckUtils]: 1: Hoare triple {1050#true} assume true; {1050#true} is VALID [2022-04-15 05:56:36,992 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {1050#true} {1050#true} #34#return; {1050#true} is VALID [2022-04-15 05:56:36,992 INFO L272 TraceCheckUtils]: 0: Hoare triple {1050#true} call ULTIMATE.init(); {1061#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} is VALID [2022-04-15 05:56:36,992 INFO L290 TraceCheckUtils]: 1: Hoare triple {1061#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {1050#true} is VALID [2022-04-15 05:56:36,992 INFO L290 TraceCheckUtils]: 2: Hoare triple {1050#true} assume true; {1050#true} is VALID [2022-04-15 05:56:36,993 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {1050#true} {1050#true} #34#return; {1050#true} is VALID [2022-04-15 05:56:36,993 INFO L272 TraceCheckUtils]: 4: Hoare triple {1050#true} call #t~ret5 := main(); {1050#true} is VALID [2022-04-15 05:56:36,993 INFO L290 TraceCheckUtils]: 5: Hoare triple {1050#true} ~x~0 := 1;~y~0 := 0; {1055#(= main_~y~0 0)} is VALID [2022-04-15 05:56:36,993 INFO L290 TraceCheckUtils]: 6: Hoare triple {1055#(= main_~y~0 0)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {1056#(and (<= 1 main_~y~0) (<= main_~y~0 1))} is VALID [2022-04-15 05:56:36,994 INFO L290 TraceCheckUtils]: 7: Hoare triple {1056#(and (<= 1 main_~y~0) (<= main_~y~0 1))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {1057#(and (<= 2 main_~y~0) (<= main_~y~0 2))} is VALID [2022-04-15 05:56:36,995 INFO L290 TraceCheckUtils]: 8: Hoare triple {1057#(and (<= 2 main_~y~0) (<= main_~y~0 2))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {1058#(and (<= main_~y~0 3) (<= 3 main_~y~0))} is VALID [2022-04-15 05:56:36,995 INFO L290 TraceCheckUtils]: 9: Hoare triple {1058#(and (<= main_~y~0 3) (<= 3 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {1059#(and (<= main_~y~0 4) (<= 4 main_~y~0))} is VALID [2022-04-15 05:56:36,996 INFO L290 TraceCheckUtils]: 10: Hoare triple {1059#(and (<= main_~y~0 4) (<= 4 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {1060#(and (not (<= (+ (div main_~y~0 4294967296) 1) 0)) (<= main_~y~0 5))} is VALID [2022-04-15 05:56:36,996 INFO L290 TraceCheckUtils]: 11: Hoare triple {1060#(and (not (<= (+ (div main_~y~0 4294967296) 1) 0)) (<= main_~y~0 5))} assume !(~y~0 % 4294967296 < 1024); {1051#false} is VALID [2022-04-15 05:56:36,996 INFO L272 TraceCheckUtils]: 12: Hoare triple {1051#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {1051#false} is VALID [2022-04-15 05:56:36,997 INFO L290 TraceCheckUtils]: 13: Hoare triple {1051#false} ~cond := #in~cond; {1051#false} is VALID [2022-04-15 05:56:36,997 INFO L290 TraceCheckUtils]: 14: Hoare triple {1051#false} assume 0 == ~cond; {1051#false} is VALID [2022-04-15 05:56:36,997 INFO L290 TraceCheckUtils]: 15: Hoare triple {1051#false} assume !false; {1051#false} is VALID [2022-04-15 05:56:36,997 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 05:56:36,997 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-15 05:56:36,997 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [432787597] [2022-04-15 05:56:36,997 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [432787597] provided 0 perfect and 1 imperfect interpolant sequences [2022-04-15 05:56:36,997 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [998062462] [2022-04-15 05:56:36,997 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-04-15 05:56:36,997 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-15 05:56:36,997 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-15 05:56:36,998 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-04-15 05:56:36,999 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-04-15 05:56:37,025 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-04-15 05:56:37,025 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-15 05:56:37,025 INFO L263 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 13 conjunts are in the unsatisfiable core [2022-04-15 05:56:37,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 05:56:37,030 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-15 05:56:37,229 INFO L272 TraceCheckUtils]: 0: Hoare triple {1050#true} call ULTIMATE.init(); {1050#true} is VALID [2022-04-15 05:56:37,230 INFO L290 TraceCheckUtils]: 1: Hoare triple {1050#true} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {1050#true} is VALID [2022-04-15 05:56:37,230 INFO L290 TraceCheckUtils]: 2: Hoare triple {1050#true} assume true; {1050#true} is VALID [2022-04-15 05:56:37,230 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {1050#true} {1050#true} #34#return; {1050#true} is VALID [2022-04-15 05:56:37,230 INFO L272 TraceCheckUtils]: 4: Hoare triple {1050#true} call #t~ret5 := main(); {1050#true} is VALID [2022-04-15 05:56:37,230 INFO L290 TraceCheckUtils]: 5: Hoare triple {1050#true} ~x~0 := 1;~y~0 := 0; {1055#(= main_~y~0 0)} is VALID [2022-04-15 05:56:37,231 INFO L290 TraceCheckUtils]: 6: Hoare triple {1055#(= main_~y~0 0)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {1056#(and (<= 1 main_~y~0) (<= main_~y~0 1))} is VALID [2022-04-15 05:56:37,231 INFO L290 TraceCheckUtils]: 7: Hoare triple {1056#(and (<= 1 main_~y~0) (<= main_~y~0 1))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {1057#(and (<= 2 main_~y~0) (<= main_~y~0 2))} is VALID [2022-04-15 05:56:37,232 INFO L290 TraceCheckUtils]: 8: Hoare triple {1057#(and (<= 2 main_~y~0) (<= main_~y~0 2))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {1058#(and (<= main_~y~0 3) (<= 3 main_~y~0))} is VALID [2022-04-15 05:56:37,232 INFO L290 TraceCheckUtils]: 9: Hoare triple {1058#(and (<= main_~y~0 3) (<= 3 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {1059#(and (<= main_~y~0 4) (<= 4 main_~y~0))} is VALID [2022-04-15 05:56:37,233 INFO L290 TraceCheckUtils]: 10: Hoare triple {1059#(and (<= main_~y~0 4) (<= 4 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {1095#(and (<= 5 main_~y~0) (<= main_~y~0 5))} is VALID [2022-04-15 05:56:37,234 INFO L290 TraceCheckUtils]: 11: Hoare triple {1095#(and (<= 5 main_~y~0) (<= main_~y~0 5))} assume !(~y~0 % 4294967296 < 1024); {1051#false} is VALID [2022-04-15 05:56:37,234 INFO L272 TraceCheckUtils]: 12: Hoare triple {1051#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {1051#false} is VALID [2022-04-15 05:56:37,234 INFO L290 TraceCheckUtils]: 13: Hoare triple {1051#false} ~cond := #in~cond; {1051#false} is VALID [2022-04-15 05:56:37,234 INFO L290 TraceCheckUtils]: 14: Hoare triple {1051#false} assume 0 == ~cond; {1051#false} is VALID [2022-04-15 05:56:37,234 INFO L290 TraceCheckUtils]: 15: Hoare triple {1051#false} assume !false; {1051#false} is VALID [2022-04-15 05:56:37,234 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 05:56:37,234 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-15 05:56:37,391 INFO L290 TraceCheckUtils]: 15: Hoare triple {1051#false} assume !false; {1051#false} is VALID [2022-04-15 05:56:37,391 INFO L290 TraceCheckUtils]: 14: Hoare triple {1051#false} assume 0 == ~cond; {1051#false} is VALID [2022-04-15 05:56:37,391 INFO L290 TraceCheckUtils]: 13: Hoare triple {1051#false} ~cond := #in~cond; {1051#false} is VALID [2022-04-15 05:56:37,391 INFO L272 TraceCheckUtils]: 12: Hoare triple {1051#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {1051#false} is VALID [2022-04-15 05:56:37,391 INFO L290 TraceCheckUtils]: 11: Hoare triple {1123#(< (mod main_~y~0 4294967296) 1024)} assume !(~y~0 % 4294967296 < 1024); {1051#false} is VALID [2022-04-15 05:56:37,392 INFO L290 TraceCheckUtils]: 10: Hoare triple {1127#(< (mod (+ main_~y~0 1) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {1123#(< (mod main_~y~0 4294967296) 1024)} is VALID [2022-04-15 05:56:37,393 INFO L290 TraceCheckUtils]: 9: Hoare triple {1131#(< (mod (+ main_~y~0 2) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {1127#(< (mod (+ main_~y~0 1) 4294967296) 1024)} is VALID [2022-04-15 05:56:37,393 INFO L290 TraceCheckUtils]: 8: Hoare triple {1135#(< (mod (+ main_~y~0 3) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {1131#(< (mod (+ main_~y~0 2) 4294967296) 1024)} is VALID [2022-04-15 05:56:37,395 INFO L290 TraceCheckUtils]: 7: Hoare triple {1139#(< (mod (+ main_~y~0 4) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {1135#(< (mod (+ main_~y~0 3) 4294967296) 1024)} is VALID [2022-04-15 05:56:37,398 INFO L290 TraceCheckUtils]: 6: Hoare triple {1143#(< (mod (+ 5 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {1139#(< (mod (+ main_~y~0 4) 4294967296) 1024)} is VALID [2022-04-15 05:56:37,399 INFO L290 TraceCheckUtils]: 5: Hoare triple {1050#true} ~x~0 := 1;~y~0 := 0; {1143#(< (mod (+ 5 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:56:37,405 INFO L272 TraceCheckUtils]: 4: Hoare triple {1050#true} call #t~ret5 := main(); {1050#true} is VALID [2022-04-15 05:56:37,406 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {1050#true} {1050#true} #34#return; {1050#true} is VALID [2022-04-15 05:56:37,406 INFO L290 TraceCheckUtils]: 2: Hoare triple {1050#true} assume true; {1050#true} is VALID [2022-04-15 05:56:37,406 INFO L290 TraceCheckUtils]: 1: Hoare triple {1050#true} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {1050#true} is VALID [2022-04-15 05:56:37,406 INFO L272 TraceCheckUtils]: 0: Hoare triple {1050#true} call ULTIMATE.init(); {1050#true} is VALID [2022-04-15 05:56:37,407 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 05:56:37,407 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [998062462] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-15 05:56:37,407 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-04-15 05:56:37,407 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 8, 8] total 16 [2022-04-15 05:56:37,407 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-15 05:56:37,407 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [222812920] [2022-04-15 05:56:37,407 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [222812920] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-15 05:56:37,407 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-15 05:56:37,407 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-04-15 05:56:37,407 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1614673377] [2022-04-15 05:56:37,407 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-15 05:56:37,408 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 1.3333333333333333) internal successors, (12), 8 states have internal predecessors, (12), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 16 [2022-04-15 05:56:37,408 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-15 05:56:37,408 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 9 states, 9 states have (on average 1.3333333333333333) internal successors, (12), 8 states have internal predecessors, (12), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:56:37,419 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 16 edges. 16 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 05:56:37,419 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-04-15 05:56:37,419 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-15 05:56:37,420 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-04-15 05:56:37,420 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=77, Invalid=163, Unknown=0, NotChecked=0, Total=240 [2022-04-15 05:56:37,420 INFO L87 Difference]: Start difference. First operand 17 states and 17 transitions. Second operand has 9 states, 9 states have (on average 1.3333333333333333) internal successors, (12), 8 states have internal predecessors, (12), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:56:37,630 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 05:56:37,630 INFO L93 Difference]: Finished difference Result 23 states and 23 transitions. [2022-04-15 05:56:37,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-04-15 05:56:37,631 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 1.3333333333333333) internal successors, (12), 8 states have internal predecessors, (12), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 16 [2022-04-15 05:56:37,631 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-15 05:56:37,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 9 states have (on average 1.3333333333333333) internal successors, (12), 8 states have internal predecessors, (12), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:56:37,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 23 transitions. [2022-04-15 05:56:37,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 9 states have (on average 1.3333333333333333) internal successors, (12), 8 states have internal predecessors, (12), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:56:37,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 23 transitions. [2022-04-15 05:56:37,643 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 9 states and 23 transitions. [2022-04-15 05:56:37,660 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 23 edges. 23 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 05:56:37,661 INFO L225 Difference]: With dead ends: 23 [2022-04-15 05:56:37,661 INFO L226 Difference]: Without dead ends: 18 [2022-04-15 05:56:37,661 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 26 SyntacticMatches, 1 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=147, Invalid=315, Unknown=0, NotChecked=0, Total=462 [2022-04-15 05:56:37,661 INFO L913 BasicCegarLoop]: 11 mSDtfsCounter, 6 mSDsluCounter, 32 mSDsCounter, 0 mSdLazyCounter, 62 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 43 SdHoareTripleChecker+Invalid, 75 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 62 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-04-15 05:56:37,662 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [6 Valid, 43 Invalid, 75 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 62 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-04-15 05:56:37,662 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18 states. [2022-04-15 05:56:37,671 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18 to 18. [2022-04-15 05:56:37,671 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-15 05:56:37,671 INFO L82 GeneralOperation]: Start isEquivalent. First operand 18 states. Second operand has 18 states, 13 states have (on average 1.0769230769230769) internal successors, (14), 13 states have internal predecessors, (14), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:56:37,671 INFO L74 IsIncluded]: Start isIncluded. First operand 18 states. Second operand has 18 states, 13 states have (on average 1.0769230769230769) internal successors, (14), 13 states have internal predecessors, (14), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:56:37,671 INFO L87 Difference]: Start difference. First operand 18 states. Second operand has 18 states, 13 states have (on average 1.0769230769230769) internal successors, (14), 13 states have internal predecessors, (14), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:56:37,672 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 05:56:37,672 INFO L93 Difference]: Finished difference Result 18 states and 18 transitions. [2022-04-15 05:56:37,672 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 18 transitions. [2022-04-15 05:56:37,672 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-15 05:56:37,672 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-15 05:56:37,673 INFO L74 IsIncluded]: Start isIncluded. First operand has 18 states, 13 states have (on average 1.0769230769230769) internal successors, (14), 13 states have internal predecessors, (14), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 18 states. [2022-04-15 05:56:37,673 INFO L87 Difference]: Start difference. First operand has 18 states, 13 states have (on average 1.0769230769230769) internal successors, (14), 13 states have internal predecessors, (14), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 18 states. [2022-04-15 05:56:37,673 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 05:56:37,673 INFO L93 Difference]: Finished difference Result 18 states and 18 transitions. [2022-04-15 05:56:37,673 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 18 transitions. [2022-04-15 05:56:37,673 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-15 05:56:37,673 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-15 05:56:37,674 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-15 05:56:37,674 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-15 05:56:37,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18 states, 13 states have (on average 1.0769230769230769) internal successors, (14), 13 states have internal predecessors, (14), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:56:37,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 18 transitions. [2022-04-15 05:56:37,674 INFO L78 Accepts]: Start accepts. Automaton has 18 states and 18 transitions. Word has length 16 [2022-04-15 05:56:37,674 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-15 05:56:37,674 INFO L478 AbstractCegarLoop]: Abstraction has 18 states and 18 transitions. [2022-04-15 05:56:37,674 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 1.3333333333333333) internal successors, (12), 8 states have internal predecessors, (12), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:56:37,675 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 18 states and 18 transitions. [2022-04-15 05:56:37,690 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 18 edges. 18 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 05:56:37,690 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 18 transitions. [2022-04-15 05:56:37,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-04-15 05:56:37,690 INFO L491 BasicCegarLoop]: Found error trace [2022-04-15 05:56:37,690 INFO L499 BasicCegarLoop]: trace histogram [6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-15 05:56:37,707 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-04-15 05:56:37,906 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10,SelfDestructingSolverStorable11 [2022-04-15 05:56:37,906 INFO L403 AbstractCegarLoop]: === Iteration 8 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-15 05:56:37,907 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-15 05:56:37,907 INFO L85 PathProgramCache]: Analyzing trace with hash -1943317092, now seen corresponding path program 11 times [2022-04-15 05:56:37,907 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-15 05:56:37,907 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [593505518] [2022-04-15 05:56:40,564 WARN L977 rdanLoopAcceleration]: Unable to prove correctness of quantifier elimination. [2022-04-15 05:56:40,709 INFO L89 AcceleratorJordan]: Jordan loop acceleration statistics: 1 HavocedVariables, 2 AssignedVariables, 0 ReadonlyVariables, Eigenvalues: {0={1=1}, 1={2=1}}, 1 SequentialAcceleration, 0 AlternatingAcceleration, 1 QuantifierFreeResult [2022-04-15 05:56:40,710 INFO L271 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2022-04-15 05:56:40,712 INFO L85 PathProgramCache]: Analyzing trace with hash -1571781065, now seen corresponding path program 1 times [2022-04-15 05:56:40,712 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-15 05:56:40,712 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [521431742] [2022-04-15 05:56:40,712 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-15 05:56:40,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-15 05:56:40,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-15 05:56:40,720 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-04-15 05:56:40,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-15 05:56:40,725 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-04-15 05:56:40,725 INFO L85 PathProgramCache]: Analyzing trace with hash -1943317092, now seen corresponding path program 12 times [2022-04-15 05:56:40,725 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-15 05:56:40,725 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [691688664] [2022-04-15 05:56:40,726 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-15 05:56:40,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-15 05:56:40,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 05:56:40,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-15 05:56:40,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 05:56:40,819 INFO L290 TraceCheckUtils]: 0: Hoare triple {1306#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {1294#true} is VALID [2022-04-15 05:56:40,819 INFO L290 TraceCheckUtils]: 1: Hoare triple {1294#true} assume true; {1294#true} is VALID [2022-04-15 05:56:40,819 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {1294#true} {1294#true} #34#return; {1294#true} is VALID [2022-04-15 05:56:40,820 INFO L272 TraceCheckUtils]: 0: Hoare triple {1294#true} call ULTIMATE.init(); {1306#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} is VALID [2022-04-15 05:56:40,820 INFO L290 TraceCheckUtils]: 1: Hoare triple {1306#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {1294#true} is VALID [2022-04-15 05:56:40,820 INFO L290 TraceCheckUtils]: 2: Hoare triple {1294#true} assume true; {1294#true} is VALID [2022-04-15 05:56:40,820 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {1294#true} {1294#true} #34#return; {1294#true} is VALID [2022-04-15 05:56:40,820 INFO L272 TraceCheckUtils]: 4: Hoare triple {1294#true} call #t~ret5 := main(); {1294#true} is VALID [2022-04-15 05:56:40,821 INFO L290 TraceCheckUtils]: 5: Hoare triple {1294#true} ~x~0 := 1;~y~0 := 0; {1299#(= main_~y~0 0)} is VALID [2022-04-15 05:56:40,821 INFO L290 TraceCheckUtils]: 6: Hoare triple {1299#(= main_~y~0 0)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {1300#(and (<= 1 main_~y~0) (<= main_~y~0 1))} is VALID [2022-04-15 05:56:40,822 INFO L290 TraceCheckUtils]: 7: Hoare triple {1300#(and (<= 1 main_~y~0) (<= main_~y~0 1))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {1301#(and (<= 2 main_~y~0) (<= main_~y~0 2))} is VALID [2022-04-15 05:56:40,822 INFO L290 TraceCheckUtils]: 8: Hoare triple {1301#(and (<= 2 main_~y~0) (<= main_~y~0 2))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {1302#(and (<= main_~y~0 3) (<= 3 main_~y~0))} is VALID [2022-04-15 05:56:40,823 INFO L290 TraceCheckUtils]: 9: Hoare triple {1302#(and (<= main_~y~0 3) (<= 3 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {1303#(and (<= main_~y~0 4) (<= 4 main_~y~0))} is VALID [2022-04-15 05:56:40,824 INFO L290 TraceCheckUtils]: 10: Hoare triple {1303#(and (<= main_~y~0 4) (<= 4 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {1304#(and (<= 5 main_~y~0) (<= main_~y~0 5))} is VALID [2022-04-15 05:56:40,824 INFO L290 TraceCheckUtils]: 11: Hoare triple {1304#(and (<= 5 main_~y~0) (<= main_~y~0 5))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {1305#(and (<= main_~y~0 6) (not (<= (+ (div main_~y~0 4294967296) 1) 0)))} is VALID [2022-04-15 05:56:40,825 INFO L290 TraceCheckUtils]: 12: Hoare triple {1305#(and (<= main_~y~0 6) (not (<= (+ (div main_~y~0 4294967296) 1) 0)))} assume !(~y~0 % 4294967296 < 1024); {1295#false} is VALID [2022-04-15 05:56:40,825 INFO L272 TraceCheckUtils]: 13: Hoare triple {1295#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {1295#false} is VALID [2022-04-15 05:56:40,825 INFO L290 TraceCheckUtils]: 14: Hoare triple {1295#false} ~cond := #in~cond; {1295#false} is VALID [2022-04-15 05:56:40,825 INFO L290 TraceCheckUtils]: 15: Hoare triple {1295#false} assume 0 == ~cond; {1295#false} is VALID [2022-04-15 05:56:40,825 INFO L290 TraceCheckUtils]: 16: Hoare triple {1295#false} assume !false; {1295#false} is VALID [2022-04-15 05:56:40,825 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 05:56:40,825 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-15 05:56:40,825 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [691688664] [2022-04-15 05:56:40,825 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [691688664] provided 0 perfect and 1 imperfect interpolant sequences [2022-04-15 05:56:40,826 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2016890033] [2022-04-15 05:56:40,826 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2022-04-15 05:56:40,826 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-15 05:56:40,826 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-15 05:56:40,827 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-04-15 05:56:40,828 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-04-15 05:56:40,857 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 4 check-sat command(s) [2022-04-15 05:56:40,857 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-15 05:56:40,857 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 15 conjunts are in the unsatisfiable core [2022-04-15 05:56:40,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 05:56:40,862 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-15 05:56:41,038 INFO L272 TraceCheckUtils]: 0: Hoare triple {1294#true} call ULTIMATE.init(); {1294#true} is VALID [2022-04-15 05:56:41,038 INFO L290 TraceCheckUtils]: 1: Hoare triple {1294#true} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {1294#true} is VALID [2022-04-15 05:56:41,038 INFO L290 TraceCheckUtils]: 2: Hoare triple {1294#true} assume true; {1294#true} is VALID [2022-04-15 05:56:41,038 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {1294#true} {1294#true} #34#return; {1294#true} is VALID [2022-04-15 05:56:41,038 INFO L272 TraceCheckUtils]: 4: Hoare triple {1294#true} call #t~ret5 := main(); {1294#true} is VALID [2022-04-15 05:56:41,039 INFO L290 TraceCheckUtils]: 5: Hoare triple {1294#true} ~x~0 := 1;~y~0 := 0; {1299#(= main_~y~0 0)} is VALID [2022-04-15 05:56:41,039 INFO L290 TraceCheckUtils]: 6: Hoare triple {1299#(= main_~y~0 0)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {1300#(and (<= 1 main_~y~0) (<= main_~y~0 1))} is VALID [2022-04-15 05:56:41,039 INFO L290 TraceCheckUtils]: 7: Hoare triple {1300#(and (<= 1 main_~y~0) (<= main_~y~0 1))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {1301#(and (<= 2 main_~y~0) (<= main_~y~0 2))} is VALID [2022-04-15 05:56:41,040 INFO L290 TraceCheckUtils]: 8: Hoare triple {1301#(and (<= 2 main_~y~0) (<= main_~y~0 2))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {1302#(and (<= main_~y~0 3) (<= 3 main_~y~0))} is VALID [2022-04-15 05:56:41,040 INFO L290 TraceCheckUtils]: 9: Hoare triple {1302#(and (<= main_~y~0 3) (<= 3 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {1303#(and (<= main_~y~0 4) (<= 4 main_~y~0))} is VALID [2022-04-15 05:56:41,041 INFO L290 TraceCheckUtils]: 10: Hoare triple {1303#(and (<= main_~y~0 4) (<= 4 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {1304#(and (<= 5 main_~y~0) (<= main_~y~0 5))} is VALID [2022-04-15 05:56:41,041 INFO L290 TraceCheckUtils]: 11: Hoare triple {1304#(and (<= 5 main_~y~0) (<= main_~y~0 5))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {1343#(and (<= main_~y~0 6) (<= 6 main_~y~0))} is VALID [2022-04-15 05:56:41,042 INFO L290 TraceCheckUtils]: 12: Hoare triple {1343#(and (<= main_~y~0 6) (<= 6 main_~y~0))} assume !(~y~0 % 4294967296 < 1024); {1295#false} is VALID [2022-04-15 05:56:41,042 INFO L272 TraceCheckUtils]: 13: Hoare triple {1295#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {1295#false} is VALID [2022-04-15 05:56:41,042 INFO L290 TraceCheckUtils]: 14: Hoare triple {1295#false} ~cond := #in~cond; {1295#false} is VALID [2022-04-15 05:56:41,042 INFO L290 TraceCheckUtils]: 15: Hoare triple {1295#false} assume 0 == ~cond; {1295#false} is VALID [2022-04-15 05:56:41,042 INFO L290 TraceCheckUtils]: 16: Hoare triple {1295#false} assume !false; {1295#false} is VALID [2022-04-15 05:56:41,044 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 05:56:41,044 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-15 05:56:41,155 INFO L290 TraceCheckUtils]: 16: Hoare triple {1295#false} assume !false; {1295#false} is VALID [2022-04-15 05:56:41,155 INFO L290 TraceCheckUtils]: 15: Hoare triple {1295#false} assume 0 == ~cond; {1295#false} is VALID [2022-04-15 05:56:41,155 INFO L290 TraceCheckUtils]: 14: Hoare triple {1295#false} ~cond := #in~cond; {1295#false} is VALID [2022-04-15 05:56:41,155 INFO L272 TraceCheckUtils]: 13: Hoare triple {1295#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {1295#false} is VALID [2022-04-15 05:56:41,155 INFO L290 TraceCheckUtils]: 12: Hoare triple {1371#(< (mod main_~y~0 4294967296) 1024)} assume !(~y~0 % 4294967296 < 1024); {1295#false} is VALID [2022-04-15 05:56:41,156 INFO L290 TraceCheckUtils]: 11: Hoare triple {1375#(< (mod (+ main_~y~0 1) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {1371#(< (mod main_~y~0 4294967296) 1024)} is VALID [2022-04-15 05:56:41,161 INFO L290 TraceCheckUtils]: 10: Hoare triple {1379#(< (mod (+ main_~y~0 2) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {1375#(< (mod (+ main_~y~0 1) 4294967296) 1024)} is VALID [2022-04-15 05:56:41,161 INFO L290 TraceCheckUtils]: 9: Hoare triple {1383#(< (mod (+ main_~y~0 3) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {1379#(< (mod (+ main_~y~0 2) 4294967296) 1024)} is VALID [2022-04-15 05:56:41,162 INFO L290 TraceCheckUtils]: 8: Hoare triple {1387#(< (mod (+ main_~y~0 4) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {1383#(< (mod (+ main_~y~0 3) 4294967296) 1024)} is VALID [2022-04-15 05:56:41,163 INFO L290 TraceCheckUtils]: 7: Hoare triple {1391#(< (mod (+ 5 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {1387#(< (mod (+ main_~y~0 4) 4294967296) 1024)} is VALID [2022-04-15 05:56:41,164 INFO L290 TraceCheckUtils]: 6: Hoare triple {1395#(< (mod (+ main_~y~0 6) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {1391#(< (mod (+ 5 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:56:41,164 INFO L290 TraceCheckUtils]: 5: Hoare triple {1294#true} ~x~0 := 1;~y~0 := 0; {1395#(< (mod (+ main_~y~0 6) 4294967296) 1024)} is VALID [2022-04-15 05:56:41,164 INFO L272 TraceCheckUtils]: 4: Hoare triple {1294#true} call #t~ret5 := main(); {1294#true} is VALID [2022-04-15 05:56:41,164 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {1294#true} {1294#true} #34#return; {1294#true} is VALID [2022-04-15 05:56:41,164 INFO L290 TraceCheckUtils]: 2: Hoare triple {1294#true} assume true; {1294#true} is VALID [2022-04-15 05:56:41,165 INFO L290 TraceCheckUtils]: 1: Hoare triple {1294#true} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {1294#true} is VALID [2022-04-15 05:56:41,165 INFO L272 TraceCheckUtils]: 0: Hoare triple {1294#true} call ULTIMATE.init(); {1294#true} is VALID [2022-04-15 05:56:41,165 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 05:56:41,165 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2016890033] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-15 05:56:41,165 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-04-15 05:56:41,165 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 9, 9] total 18 [2022-04-15 05:56:41,165 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-15 05:56:41,166 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [593505518] [2022-04-15 05:56:41,166 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [593505518] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-15 05:56:41,166 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-15 05:56:41,166 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-04-15 05:56:41,166 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [999168421] [2022-04-15 05:56:41,166 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-15 05:56:41,166 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 1.3) internal successors, (13), 9 states have internal predecessors, (13), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 17 [2022-04-15 05:56:41,168 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-15 05:56:41,168 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 10 states, 10 states have (on average 1.3) internal successors, (13), 9 states have internal predecessors, (13), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:56:41,187 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 17 edges. 17 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 05:56:41,187 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-04-15 05:56:41,187 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-15 05:56:41,188 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-04-15 05:56:41,188 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=96, Invalid=210, Unknown=0, NotChecked=0, Total=306 [2022-04-15 05:56:41,189 INFO L87 Difference]: Start difference. First operand 18 states and 18 transitions. Second operand has 10 states, 10 states have (on average 1.3) internal successors, (13), 9 states have internal predecessors, (13), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:56:41,403 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 05:56:41,403 INFO L93 Difference]: Finished difference Result 24 states and 24 transitions. [2022-04-15 05:56:41,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-04-15 05:56:41,403 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 1.3) internal successors, (13), 9 states have internal predecessors, (13), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 17 [2022-04-15 05:56:41,403 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-15 05:56:41,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10 states, 10 states have (on average 1.3) internal successors, (13), 9 states have internal predecessors, (13), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:56:41,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 24 transitions. [2022-04-15 05:56:41,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10 states, 10 states have (on average 1.3) internal successors, (13), 9 states have internal predecessors, (13), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:56:41,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 24 transitions. [2022-04-15 05:56:41,405 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 10 states and 24 transitions. [2022-04-15 05:56:41,421 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 24 edges. 24 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 05:56:41,421 INFO L225 Difference]: With dead ends: 24 [2022-04-15 05:56:41,421 INFO L226 Difference]: Without dead ends: 19 [2022-04-15 05:56:41,422 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 27 SyntacticMatches, 1 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=185, Invalid=415, Unknown=0, NotChecked=0, Total=600 [2022-04-15 05:56:41,422 INFO L913 BasicCegarLoop]: 11 mSDtfsCounter, 6 mSDsluCounter, 17 mSDsCounter, 0 mSdLazyCounter, 59 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 28 SdHoareTripleChecker+Invalid, 74 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 59 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-04-15 05:56:41,422 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [6 Valid, 28 Invalid, 74 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 59 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-04-15 05:56:41,422 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19 states. [2022-04-15 05:56:41,431 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19 to 19. [2022-04-15 05:56:41,431 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-15 05:56:41,431 INFO L82 GeneralOperation]: Start isEquivalent. First operand 19 states. Second operand has 19 states, 14 states have (on average 1.0714285714285714) internal successors, (15), 14 states have internal predecessors, (15), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:56:41,431 INFO L74 IsIncluded]: Start isIncluded. First operand 19 states. Second operand has 19 states, 14 states have (on average 1.0714285714285714) internal successors, (15), 14 states have internal predecessors, (15), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:56:41,432 INFO L87 Difference]: Start difference. First operand 19 states. Second operand has 19 states, 14 states have (on average 1.0714285714285714) internal successors, (15), 14 states have internal predecessors, (15), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:56:41,432 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 05:56:41,432 INFO L93 Difference]: Finished difference Result 19 states and 19 transitions. [2022-04-15 05:56:41,432 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 19 transitions. [2022-04-15 05:56:41,432 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-15 05:56:41,432 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-15 05:56:41,433 INFO L74 IsIncluded]: Start isIncluded. First operand has 19 states, 14 states have (on average 1.0714285714285714) internal successors, (15), 14 states have internal predecessors, (15), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 19 states. [2022-04-15 05:56:41,433 INFO L87 Difference]: Start difference. First operand has 19 states, 14 states have (on average 1.0714285714285714) internal successors, (15), 14 states have internal predecessors, (15), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 19 states. [2022-04-15 05:56:41,433 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 05:56:41,433 INFO L93 Difference]: Finished difference Result 19 states and 19 transitions. [2022-04-15 05:56:41,433 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 19 transitions. [2022-04-15 05:56:41,433 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-15 05:56:41,433 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-15 05:56:41,433 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-15 05:56:41,434 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-15 05:56:41,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19 states, 14 states have (on average 1.0714285714285714) internal successors, (15), 14 states have internal predecessors, (15), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:56:41,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 19 transitions. [2022-04-15 05:56:41,434 INFO L78 Accepts]: Start accepts. Automaton has 19 states and 19 transitions. Word has length 17 [2022-04-15 05:56:41,434 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-15 05:56:41,434 INFO L478 AbstractCegarLoop]: Abstraction has 19 states and 19 transitions. [2022-04-15 05:56:41,434 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 1.3) internal successors, (13), 9 states have internal predecessors, (13), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:56:41,434 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 19 states and 19 transitions. [2022-04-15 05:56:41,449 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 19 edges. 19 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 05:56:41,449 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 19 transitions. [2022-04-15 05:56:41,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-04-15 05:56:41,449 INFO L491 BasicCegarLoop]: Found error trace [2022-04-15 05:56:41,449 INFO L499 BasicCegarLoop]: trace histogram [7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-15 05:56:41,475 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2022-04-15 05:56:41,650 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,SelfDestructingSolverStorable13,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-15 05:56:41,650 INFO L403 AbstractCegarLoop]: === Iteration 9 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-15 05:56:41,650 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-15 05:56:41,650 INFO L85 PathProgramCache]: Analyzing trace with hash -76826442, now seen corresponding path program 13 times [2022-04-15 05:56:41,651 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-15 05:56:41,651 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [604524733] [2022-04-15 05:56:42,089 INFO L89 AcceleratorJordan]: Jordan loop acceleration statistics: 1 HavocedVariables, 2 AssignedVariables, 0 ReadonlyVariables, Eigenvalues: {0={1=1}, 1={2=1}}, 1 SequentialAcceleration, 0 AlternatingAcceleration, 1 QuantifierFreeResult [2022-04-15 05:56:42,090 INFO L271 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2022-04-15 05:56:42,092 INFO L85 PathProgramCache]: Analyzing trace with hash -1512675721, now seen corresponding path program 1 times [2022-04-15 05:56:42,092 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-15 05:56:42,092 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1701391290] [2022-04-15 05:56:42,092 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-15 05:56:42,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-15 05:56:42,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-15 05:56:42,100 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-04-15 05:56:42,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-15 05:56:42,111 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-04-15 05:56:42,111 INFO L85 PathProgramCache]: Analyzing trace with hash -76826442, now seen corresponding path program 14 times [2022-04-15 05:56:42,111 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-15 05:56:42,111 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1879101217] [2022-04-15 05:56:42,111 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-15 05:56:42,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-15 05:56:42,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 05:56:42,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-15 05:56:42,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 05:56:42,233 INFO L290 TraceCheckUtils]: 0: Hoare triple {1567#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {1554#true} is VALID [2022-04-15 05:56:42,234 INFO L290 TraceCheckUtils]: 1: Hoare triple {1554#true} assume true; {1554#true} is VALID [2022-04-15 05:56:42,234 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {1554#true} {1554#true} #34#return; {1554#true} is VALID [2022-04-15 05:56:42,234 INFO L272 TraceCheckUtils]: 0: Hoare triple {1554#true} call ULTIMATE.init(); {1567#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} is VALID [2022-04-15 05:56:42,234 INFO L290 TraceCheckUtils]: 1: Hoare triple {1567#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {1554#true} is VALID [2022-04-15 05:56:42,234 INFO L290 TraceCheckUtils]: 2: Hoare triple {1554#true} assume true; {1554#true} is VALID [2022-04-15 05:56:42,235 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {1554#true} {1554#true} #34#return; {1554#true} is VALID [2022-04-15 05:56:42,235 INFO L272 TraceCheckUtils]: 4: Hoare triple {1554#true} call #t~ret5 := main(); {1554#true} is VALID [2022-04-15 05:56:42,235 INFO L290 TraceCheckUtils]: 5: Hoare triple {1554#true} ~x~0 := 1;~y~0 := 0; {1559#(= main_~y~0 0)} is VALID [2022-04-15 05:56:42,236 INFO L290 TraceCheckUtils]: 6: Hoare triple {1559#(= main_~y~0 0)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {1560#(and (<= 1 main_~y~0) (<= main_~y~0 1))} is VALID [2022-04-15 05:56:42,236 INFO L290 TraceCheckUtils]: 7: Hoare triple {1560#(and (<= 1 main_~y~0) (<= main_~y~0 1))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {1561#(and (<= 2 main_~y~0) (<= main_~y~0 2))} is VALID [2022-04-15 05:56:42,237 INFO L290 TraceCheckUtils]: 8: Hoare triple {1561#(and (<= 2 main_~y~0) (<= main_~y~0 2))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {1562#(and (<= main_~y~0 3) (<= 3 main_~y~0))} is VALID [2022-04-15 05:56:42,237 INFO L290 TraceCheckUtils]: 9: Hoare triple {1562#(and (<= main_~y~0 3) (<= 3 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {1563#(and (<= main_~y~0 4) (<= 4 main_~y~0))} is VALID [2022-04-15 05:56:42,238 INFO L290 TraceCheckUtils]: 10: Hoare triple {1563#(and (<= main_~y~0 4) (<= 4 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {1564#(and (<= 5 main_~y~0) (<= main_~y~0 5))} is VALID [2022-04-15 05:56:42,239 INFO L290 TraceCheckUtils]: 11: Hoare triple {1564#(and (<= 5 main_~y~0) (<= main_~y~0 5))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {1565#(and (<= main_~y~0 6) (<= 6 main_~y~0))} is VALID [2022-04-15 05:56:42,239 INFO L290 TraceCheckUtils]: 12: Hoare triple {1565#(and (<= main_~y~0 6) (<= 6 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {1566#(and (not (<= (+ (div main_~y~0 4294967296) 1) 0)) (<= main_~y~0 7))} is VALID [2022-04-15 05:56:42,240 INFO L290 TraceCheckUtils]: 13: Hoare triple {1566#(and (not (<= (+ (div main_~y~0 4294967296) 1) 0)) (<= main_~y~0 7))} assume !(~y~0 % 4294967296 < 1024); {1555#false} is VALID [2022-04-15 05:56:42,240 INFO L272 TraceCheckUtils]: 14: Hoare triple {1555#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {1555#false} is VALID [2022-04-15 05:56:42,240 INFO L290 TraceCheckUtils]: 15: Hoare triple {1555#false} ~cond := #in~cond; {1555#false} is VALID [2022-04-15 05:56:42,240 INFO L290 TraceCheckUtils]: 16: Hoare triple {1555#false} assume 0 == ~cond; {1555#false} is VALID [2022-04-15 05:56:42,240 INFO L290 TraceCheckUtils]: 17: Hoare triple {1555#false} assume !false; {1555#false} is VALID [2022-04-15 05:56:42,240 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 05:56:42,240 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-15 05:56:42,240 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1879101217] [2022-04-15 05:56:42,240 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1879101217] provided 0 perfect and 1 imperfect interpolant sequences [2022-04-15 05:56:42,240 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1046574798] [2022-04-15 05:56:42,241 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-04-15 05:56:42,241 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-15 05:56:42,241 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-15 05:56:42,247 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-04-15 05:56:42,248 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2022-04-15 05:56:42,276 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-04-15 05:56:42,276 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-15 05:56:42,277 INFO L263 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 17 conjunts are in the unsatisfiable core [2022-04-15 05:56:42,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 05:56:42,282 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-15 05:56:42,466 INFO L272 TraceCheckUtils]: 0: Hoare triple {1554#true} call ULTIMATE.init(); {1554#true} is VALID [2022-04-15 05:56:42,466 INFO L290 TraceCheckUtils]: 1: Hoare triple {1554#true} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {1554#true} is VALID [2022-04-15 05:56:42,466 INFO L290 TraceCheckUtils]: 2: Hoare triple {1554#true} assume true; {1554#true} is VALID [2022-04-15 05:56:42,466 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {1554#true} {1554#true} #34#return; {1554#true} is VALID [2022-04-15 05:56:42,466 INFO L272 TraceCheckUtils]: 4: Hoare triple {1554#true} call #t~ret5 := main(); {1554#true} is VALID [2022-04-15 05:56:42,467 INFO L290 TraceCheckUtils]: 5: Hoare triple {1554#true} ~x~0 := 1;~y~0 := 0; {1559#(= main_~y~0 0)} is VALID [2022-04-15 05:56:42,467 INFO L290 TraceCheckUtils]: 6: Hoare triple {1559#(= main_~y~0 0)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {1560#(and (<= 1 main_~y~0) (<= main_~y~0 1))} is VALID [2022-04-15 05:56:42,468 INFO L290 TraceCheckUtils]: 7: Hoare triple {1560#(and (<= 1 main_~y~0) (<= main_~y~0 1))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {1561#(and (<= 2 main_~y~0) (<= main_~y~0 2))} is VALID [2022-04-15 05:56:42,468 INFO L290 TraceCheckUtils]: 8: Hoare triple {1561#(and (<= 2 main_~y~0) (<= main_~y~0 2))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {1562#(and (<= main_~y~0 3) (<= 3 main_~y~0))} is VALID [2022-04-15 05:56:42,469 INFO L290 TraceCheckUtils]: 9: Hoare triple {1562#(and (<= main_~y~0 3) (<= 3 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {1563#(and (<= main_~y~0 4) (<= 4 main_~y~0))} is VALID [2022-04-15 05:56:42,469 INFO L290 TraceCheckUtils]: 10: Hoare triple {1563#(and (<= main_~y~0 4) (<= 4 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {1564#(and (<= 5 main_~y~0) (<= main_~y~0 5))} is VALID [2022-04-15 05:56:42,470 INFO L290 TraceCheckUtils]: 11: Hoare triple {1564#(and (<= 5 main_~y~0) (<= main_~y~0 5))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {1565#(and (<= main_~y~0 6) (<= 6 main_~y~0))} is VALID [2022-04-15 05:56:42,470 INFO L290 TraceCheckUtils]: 12: Hoare triple {1565#(and (<= main_~y~0 6) (<= 6 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {1607#(and (<= 7 main_~y~0) (<= main_~y~0 7))} is VALID [2022-04-15 05:56:42,471 INFO L290 TraceCheckUtils]: 13: Hoare triple {1607#(and (<= 7 main_~y~0) (<= main_~y~0 7))} assume !(~y~0 % 4294967296 < 1024); {1555#false} is VALID [2022-04-15 05:56:42,471 INFO L272 TraceCheckUtils]: 14: Hoare triple {1555#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {1555#false} is VALID [2022-04-15 05:56:42,471 INFO L290 TraceCheckUtils]: 15: Hoare triple {1555#false} ~cond := #in~cond; {1555#false} is VALID [2022-04-15 05:56:42,471 INFO L290 TraceCheckUtils]: 16: Hoare triple {1555#false} assume 0 == ~cond; {1555#false} is VALID [2022-04-15 05:56:42,471 INFO L290 TraceCheckUtils]: 17: Hoare triple {1555#false} assume !false; {1555#false} is VALID [2022-04-15 05:56:42,471 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 05:56:42,471 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-15 05:56:42,636 INFO L290 TraceCheckUtils]: 17: Hoare triple {1555#false} assume !false; {1555#false} is VALID [2022-04-15 05:56:42,637 INFO L290 TraceCheckUtils]: 16: Hoare triple {1555#false} assume 0 == ~cond; {1555#false} is VALID [2022-04-15 05:56:42,637 INFO L290 TraceCheckUtils]: 15: Hoare triple {1555#false} ~cond := #in~cond; {1555#false} is VALID [2022-04-15 05:56:42,637 INFO L272 TraceCheckUtils]: 14: Hoare triple {1555#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {1555#false} is VALID [2022-04-15 05:56:42,637 INFO L290 TraceCheckUtils]: 13: Hoare triple {1635#(< (mod main_~y~0 4294967296) 1024)} assume !(~y~0 % 4294967296 < 1024); {1555#false} is VALID [2022-04-15 05:56:42,638 INFO L290 TraceCheckUtils]: 12: Hoare triple {1639#(< (mod (+ main_~y~0 1) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {1635#(< (mod main_~y~0 4294967296) 1024)} is VALID [2022-04-15 05:56:42,638 INFO L290 TraceCheckUtils]: 11: Hoare triple {1643#(< (mod (+ main_~y~0 2) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {1639#(< (mod (+ main_~y~0 1) 4294967296) 1024)} is VALID [2022-04-15 05:56:42,639 INFO L290 TraceCheckUtils]: 10: Hoare triple {1647#(< (mod (+ main_~y~0 3) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {1643#(< (mod (+ main_~y~0 2) 4294967296) 1024)} is VALID [2022-04-15 05:56:42,640 INFO L290 TraceCheckUtils]: 9: Hoare triple {1651#(< (mod (+ main_~y~0 4) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {1647#(< (mod (+ main_~y~0 3) 4294967296) 1024)} is VALID [2022-04-15 05:56:42,640 INFO L290 TraceCheckUtils]: 8: Hoare triple {1655#(< (mod (+ 5 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {1651#(< (mod (+ main_~y~0 4) 4294967296) 1024)} is VALID [2022-04-15 05:56:42,641 INFO L290 TraceCheckUtils]: 7: Hoare triple {1659#(< (mod (+ main_~y~0 6) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {1655#(< (mod (+ 5 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:56:42,642 INFO L290 TraceCheckUtils]: 6: Hoare triple {1663#(< (mod (+ 7 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {1659#(< (mod (+ main_~y~0 6) 4294967296) 1024)} is VALID [2022-04-15 05:56:42,642 INFO L290 TraceCheckUtils]: 5: Hoare triple {1554#true} ~x~0 := 1;~y~0 := 0; {1663#(< (mod (+ 7 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:56:42,642 INFO L272 TraceCheckUtils]: 4: Hoare triple {1554#true} call #t~ret5 := main(); {1554#true} is VALID [2022-04-15 05:56:42,642 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {1554#true} {1554#true} #34#return; {1554#true} is VALID [2022-04-15 05:56:42,642 INFO L290 TraceCheckUtils]: 2: Hoare triple {1554#true} assume true; {1554#true} is VALID [2022-04-15 05:56:42,642 INFO L290 TraceCheckUtils]: 1: Hoare triple {1554#true} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {1554#true} is VALID [2022-04-15 05:56:42,642 INFO L272 TraceCheckUtils]: 0: Hoare triple {1554#true} call ULTIMATE.init(); {1554#true} is VALID [2022-04-15 05:56:42,643 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 05:56:42,643 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1046574798] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-15 05:56:42,643 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-04-15 05:56:42,643 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 10, 10] total 20 [2022-04-15 05:56:42,643 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-15 05:56:42,643 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [604524733] [2022-04-15 05:56:42,643 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [604524733] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-15 05:56:42,643 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-15 05:56:42,643 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-04-15 05:56:42,643 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [490240733] [2022-04-15 05:56:42,643 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-15 05:56:42,644 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 1.2727272727272727) internal successors, (14), 10 states have internal predecessors, (14), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 18 [2022-04-15 05:56:42,644 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-15 05:56:42,644 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 11 states, 11 states have (on average 1.2727272727272727) internal successors, (14), 10 states have internal predecessors, (14), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:56:42,656 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 18 edges. 18 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 05:56:42,656 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-04-15 05:56:42,656 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-15 05:56:42,656 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-04-15 05:56:42,656 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=117, Invalid=263, Unknown=0, NotChecked=0, Total=380 [2022-04-15 05:56:42,657 INFO L87 Difference]: Start difference. First operand 19 states and 19 transitions. Second operand has 11 states, 11 states have (on average 1.2727272727272727) internal successors, (14), 10 states have internal predecessors, (14), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:56:42,895 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 05:56:42,895 INFO L93 Difference]: Finished difference Result 25 states and 25 transitions. [2022-04-15 05:56:42,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-04-15 05:56:42,895 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 1.2727272727272727) internal successors, (14), 10 states have internal predecessors, (14), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 18 [2022-04-15 05:56:42,895 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-15 05:56:42,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11 states, 11 states have (on average 1.2727272727272727) internal successors, (14), 10 states have internal predecessors, (14), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:56:42,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 25 transitions. [2022-04-15 05:56:42,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11 states, 11 states have (on average 1.2727272727272727) internal successors, (14), 10 states have internal predecessors, (14), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:56:42,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 25 transitions. [2022-04-15 05:56:42,898 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 11 states and 25 transitions. [2022-04-15 05:56:42,914 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 25 edges. 25 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 05:56:42,914 INFO L225 Difference]: With dead ends: 25 [2022-04-15 05:56:42,914 INFO L226 Difference]: Without dead ends: 20 [2022-04-15 05:56:42,915 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 28 SyntacticMatches, 1 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 48 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=227, Invalid=529, Unknown=0, NotChecked=0, Total=756 [2022-04-15 05:56:42,915 INFO L913 BasicCegarLoop]: 11 mSDtfsCounter, 6 mSDsluCounter, 32 mSDsCounter, 0 mSdLazyCounter, 88 mSolverCounterSat, 17 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 43 SdHoareTripleChecker+Invalid, 105 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 88 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-04-15 05:56:42,915 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [6 Valid, 43 Invalid, 105 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [17 Valid, 88 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-04-15 05:56:42,916 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20 states. [2022-04-15 05:56:42,925 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20 to 20. [2022-04-15 05:56:42,926 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-15 05:56:42,926 INFO L82 GeneralOperation]: Start isEquivalent. First operand 20 states. Second operand has 20 states, 15 states have (on average 1.0666666666666667) internal successors, (16), 15 states have internal predecessors, (16), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:56:42,926 INFO L74 IsIncluded]: Start isIncluded. First operand 20 states. Second operand has 20 states, 15 states have (on average 1.0666666666666667) internal successors, (16), 15 states have internal predecessors, (16), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:56:42,926 INFO L87 Difference]: Start difference. First operand 20 states. Second operand has 20 states, 15 states have (on average 1.0666666666666667) internal successors, (16), 15 states have internal predecessors, (16), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:56:42,927 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 05:56:42,927 INFO L93 Difference]: Finished difference Result 20 states and 20 transitions. [2022-04-15 05:56:42,927 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 20 transitions. [2022-04-15 05:56:42,927 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-15 05:56:42,927 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-15 05:56:42,927 INFO L74 IsIncluded]: Start isIncluded. First operand has 20 states, 15 states have (on average 1.0666666666666667) internal successors, (16), 15 states have internal predecessors, (16), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 20 states. [2022-04-15 05:56:42,927 INFO L87 Difference]: Start difference. First operand has 20 states, 15 states have (on average 1.0666666666666667) internal successors, (16), 15 states have internal predecessors, (16), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 20 states. [2022-04-15 05:56:42,928 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 05:56:42,928 INFO L93 Difference]: Finished difference Result 20 states and 20 transitions. [2022-04-15 05:56:42,928 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 20 transitions. [2022-04-15 05:56:42,928 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-15 05:56:42,928 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-15 05:56:42,928 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-15 05:56:42,928 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-15 05:56:42,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20 states, 15 states have (on average 1.0666666666666667) internal successors, (16), 15 states have internal predecessors, (16), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:56:42,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 20 transitions. [2022-04-15 05:56:42,929 INFO L78 Accepts]: Start accepts. Automaton has 20 states and 20 transitions. Word has length 18 [2022-04-15 05:56:42,929 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-15 05:56:42,929 INFO L478 AbstractCegarLoop]: Abstraction has 20 states and 20 transitions. [2022-04-15 05:56:42,929 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 1.2727272727272727) internal successors, (14), 10 states have internal predecessors, (14), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:56:42,929 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 20 states and 20 transitions. [2022-04-15 05:56:42,968 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 20 edges. 20 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 05:56:42,969 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 20 transitions. [2022-04-15 05:56:42,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-04-15 05:56:42,969 INFO L491 BasicCegarLoop]: Found error trace [2022-04-15 05:56:42,969 INFO L499 BasicCegarLoop]: trace histogram [8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-15 05:56:42,987 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2022-04-15 05:56:43,169 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14,SelfDestructingSolverStorable15,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-15 05:56:43,170 INFO L403 AbstractCegarLoop]: === Iteration 10 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-15 05:56:43,170 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-15 05:56:43,170 INFO L85 PathProgramCache]: Analyzing trace with hash 1949808860, now seen corresponding path program 15 times [2022-04-15 05:56:43,170 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-15 05:56:43,170 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [301936353] [2022-04-15 05:56:43,555 INFO L89 AcceleratorJordan]: Jordan loop acceleration statistics: 1 HavocedVariables, 2 AssignedVariables, 0 ReadonlyVariables, Eigenvalues: {0={1=1}, 1={2=1}}, 1 SequentialAcceleration, 0 AlternatingAcceleration, 1 QuantifierFreeResult [2022-04-15 05:56:43,557 INFO L271 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2022-04-15 05:56:43,558 INFO L85 PathProgramCache]: Analyzing trace with hash -1453570377, now seen corresponding path program 1 times [2022-04-15 05:56:43,559 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-15 05:56:43,559 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [856088411] [2022-04-15 05:56:43,559 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-15 05:56:43,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-15 05:56:43,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-15 05:56:43,566 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-04-15 05:56:43,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-15 05:56:43,582 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-04-15 05:56:43,582 INFO L85 PathProgramCache]: Analyzing trace with hash 1949808860, now seen corresponding path program 16 times [2022-04-15 05:56:43,582 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-15 05:56:43,582 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1789262563] [2022-04-15 05:56:43,583 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-15 05:56:43,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-15 05:56:43,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 05:56:43,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-15 05:56:43,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 05:56:43,710 INFO L290 TraceCheckUtils]: 0: Hoare triple {1844#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {1830#true} is VALID [2022-04-15 05:56:43,710 INFO L290 TraceCheckUtils]: 1: Hoare triple {1830#true} assume true; {1830#true} is VALID [2022-04-15 05:56:43,710 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {1830#true} {1830#true} #34#return; {1830#true} is VALID [2022-04-15 05:56:43,711 INFO L272 TraceCheckUtils]: 0: Hoare triple {1830#true} call ULTIMATE.init(); {1844#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} is VALID [2022-04-15 05:56:43,711 INFO L290 TraceCheckUtils]: 1: Hoare triple {1844#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {1830#true} is VALID [2022-04-15 05:56:43,711 INFO L290 TraceCheckUtils]: 2: Hoare triple {1830#true} assume true; {1830#true} is VALID [2022-04-15 05:56:43,711 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {1830#true} {1830#true} #34#return; {1830#true} is VALID [2022-04-15 05:56:43,711 INFO L272 TraceCheckUtils]: 4: Hoare triple {1830#true} call #t~ret5 := main(); {1830#true} is VALID [2022-04-15 05:56:43,711 INFO L290 TraceCheckUtils]: 5: Hoare triple {1830#true} ~x~0 := 1;~y~0 := 0; {1835#(= main_~y~0 0)} is VALID [2022-04-15 05:56:43,712 INFO L290 TraceCheckUtils]: 6: Hoare triple {1835#(= main_~y~0 0)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {1836#(and (<= 1 main_~y~0) (<= main_~y~0 1))} is VALID [2022-04-15 05:56:43,712 INFO L290 TraceCheckUtils]: 7: Hoare triple {1836#(and (<= 1 main_~y~0) (<= main_~y~0 1))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {1837#(and (<= 2 main_~y~0) (<= main_~y~0 2))} is VALID [2022-04-15 05:56:43,713 INFO L290 TraceCheckUtils]: 8: Hoare triple {1837#(and (<= 2 main_~y~0) (<= main_~y~0 2))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {1838#(and (<= main_~y~0 3) (<= 3 main_~y~0))} is VALID [2022-04-15 05:56:43,714 INFO L290 TraceCheckUtils]: 9: Hoare triple {1838#(and (<= main_~y~0 3) (<= 3 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {1839#(and (<= main_~y~0 4) (<= 4 main_~y~0))} is VALID [2022-04-15 05:56:43,714 INFO L290 TraceCheckUtils]: 10: Hoare triple {1839#(and (<= main_~y~0 4) (<= 4 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {1840#(and (<= 5 main_~y~0) (<= main_~y~0 5))} is VALID [2022-04-15 05:56:43,715 INFO L290 TraceCheckUtils]: 11: Hoare triple {1840#(and (<= 5 main_~y~0) (<= main_~y~0 5))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {1841#(and (<= main_~y~0 6) (<= 6 main_~y~0))} is VALID [2022-04-15 05:56:43,715 INFO L290 TraceCheckUtils]: 12: Hoare triple {1841#(and (<= main_~y~0 6) (<= 6 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {1842#(and (<= 7 main_~y~0) (<= main_~y~0 7))} is VALID [2022-04-15 05:56:43,716 INFO L290 TraceCheckUtils]: 13: Hoare triple {1842#(and (<= 7 main_~y~0) (<= main_~y~0 7))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {1843#(and (not (<= (+ (div main_~y~0 4294967296) 1) 0)) (<= main_~y~0 8))} is VALID [2022-04-15 05:56:43,717 INFO L290 TraceCheckUtils]: 14: Hoare triple {1843#(and (not (<= (+ (div main_~y~0 4294967296) 1) 0)) (<= main_~y~0 8))} assume !(~y~0 % 4294967296 < 1024); {1831#false} is VALID [2022-04-15 05:56:43,717 INFO L272 TraceCheckUtils]: 15: Hoare triple {1831#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {1831#false} is VALID [2022-04-15 05:56:43,717 INFO L290 TraceCheckUtils]: 16: Hoare triple {1831#false} ~cond := #in~cond; {1831#false} is VALID [2022-04-15 05:56:43,717 INFO L290 TraceCheckUtils]: 17: Hoare triple {1831#false} assume 0 == ~cond; {1831#false} is VALID [2022-04-15 05:56:43,717 INFO L290 TraceCheckUtils]: 18: Hoare triple {1831#false} assume !false; {1831#false} is VALID [2022-04-15 05:56:43,717 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 05:56:43,717 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-15 05:56:43,717 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1789262563] [2022-04-15 05:56:43,717 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1789262563] provided 0 perfect and 1 imperfect interpolant sequences [2022-04-15 05:56:43,718 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [858931986] [2022-04-15 05:56:43,718 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-04-15 05:56:43,718 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-15 05:56:43,718 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-15 05:56:43,719 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-04-15 05:56:43,720 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2022-04-15 05:56:43,757 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-04-15 05:56:43,757 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-15 05:56:43,758 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 19 conjunts are in the unsatisfiable core [2022-04-15 05:56:43,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 05:56:43,762 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-15 05:56:43,949 INFO L272 TraceCheckUtils]: 0: Hoare triple {1830#true} call ULTIMATE.init(); {1830#true} is VALID [2022-04-15 05:56:43,949 INFO L290 TraceCheckUtils]: 1: Hoare triple {1830#true} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {1830#true} is VALID [2022-04-15 05:56:43,949 INFO L290 TraceCheckUtils]: 2: Hoare triple {1830#true} assume true; {1830#true} is VALID [2022-04-15 05:56:43,949 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {1830#true} {1830#true} #34#return; {1830#true} is VALID [2022-04-15 05:56:43,949 INFO L272 TraceCheckUtils]: 4: Hoare triple {1830#true} call #t~ret5 := main(); {1830#true} is VALID [2022-04-15 05:56:43,950 INFO L290 TraceCheckUtils]: 5: Hoare triple {1830#true} ~x~0 := 1;~y~0 := 0; {1835#(= main_~y~0 0)} is VALID [2022-04-15 05:56:43,950 INFO L290 TraceCheckUtils]: 6: Hoare triple {1835#(= main_~y~0 0)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {1836#(and (<= 1 main_~y~0) (<= main_~y~0 1))} is VALID [2022-04-15 05:56:43,951 INFO L290 TraceCheckUtils]: 7: Hoare triple {1836#(and (<= 1 main_~y~0) (<= main_~y~0 1))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {1837#(and (<= 2 main_~y~0) (<= main_~y~0 2))} is VALID [2022-04-15 05:56:43,951 INFO L290 TraceCheckUtils]: 8: Hoare triple {1837#(and (<= 2 main_~y~0) (<= main_~y~0 2))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {1838#(and (<= main_~y~0 3) (<= 3 main_~y~0))} is VALID [2022-04-15 05:56:43,952 INFO L290 TraceCheckUtils]: 9: Hoare triple {1838#(and (<= main_~y~0 3) (<= 3 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {1839#(and (<= main_~y~0 4) (<= 4 main_~y~0))} is VALID [2022-04-15 05:56:43,952 INFO L290 TraceCheckUtils]: 10: Hoare triple {1839#(and (<= main_~y~0 4) (<= 4 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {1840#(and (<= 5 main_~y~0) (<= main_~y~0 5))} is VALID [2022-04-15 05:56:43,953 INFO L290 TraceCheckUtils]: 11: Hoare triple {1840#(and (<= 5 main_~y~0) (<= main_~y~0 5))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {1841#(and (<= main_~y~0 6) (<= 6 main_~y~0))} is VALID [2022-04-15 05:56:43,953 INFO L290 TraceCheckUtils]: 12: Hoare triple {1841#(and (<= main_~y~0 6) (<= 6 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {1842#(and (<= 7 main_~y~0) (<= main_~y~0 7))} is VALID [2022-04-15 05:56:43,954 INFO L290 TraceCheckUtils]: 13: Hoare triple {1842#(and (<= 7 main_~y~0) (<= main_~y~0 7))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {1887#(and (<= main_~y~0 8) (<= 8 main_~y~0))} is VALID [2022-04-15 05:56:43,954 INFO L290 TraceCheckUtils]: 14: Hoare triple {1887#(and (<= main_~y~0 8) (<= 8 main_~y~0))} assume !(~y~0 % 4294967296 < 1024); {1831#false} is VALID [2022-04-15 05:56:43,954 INFO L272 TraceCheckUtils]: 15: Hoare triple {1831#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {1831#false} is VALID [2022-04-15 05:56:43,954 INFO L290 TraceCheckUtils]: 16: Hoare triple {1831#false} ~cond := #in~cond; {1831#false} is VALID [2022-04-15 05:56:43,955 INFO L290 TraceCheckUtils]: 17: Hoare triple {1831#false} assume 0 == ~cond; {1831#false} is VALID [2022-04-15 05:56:43,955 INFO L290 TraceCheckUtils]: 18: Hoare triple {1831#false} assume !false; {1831#false} is VALID [2022-04-15 05:56:43,955 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 05:56:43,955 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-15 05:56:44,153 INFO L290 TraceCheckUtils]: 18: Hoare triple {1831#false} assume !false; {1831#false} is VALID [2022-04-15 05:56:44,153 INFO L290 TraceCheckUtils]: 17: Hoare triple {1831#false} assume 0 == ~cond; {1831#false} is VALID [2022-04-15 05:56:44,153 INFO L290 TraceCheckUtils]: 16: Hoare triple {1831#false} ~cond := #in~cond; {1831#false} is VALID [2022-04-15 05:56:44,153 INFO L272 TraceCheckUtils]: 15: Hoare triple {1831#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {1831#false} is VALID [2022-04-15 05:56:44,153 INFO L290 TraceCheckUtils]: 14: Hoare triple {1915#(< (mod main_~y~0 4294967296) 1024)} assume !(~y~0 % 4294967296 < 1024); {1831#false} is VALID [2022-04-15 05:56:44,155 INFO L290 TraceCheckUtils]: 13: Hoare triple {1919#(< (mod (+ main_~y~0 1) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {1915#(< (mod main_~y~0 4294967296) 1024)} is VALID [2022-04-15 05:56:44,156 INFO L290 TraceCheckUtils]: 12: Hoare triple {1923#(< (mod (+ main_~y~0 2) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {1919#(< (mod (+ main_~y~0 1) 4294967296) 1024)} is VALID [2022-04-15 05:56:44,156 INFO L290 TraceCheckUtils]: 11: Hoare triple {1927#(< (mod (+ main_~y~0 3) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {1923#(< (mod (+ main_~y~0 2) 4294967296) 1024)} is VALID [2022-04-15 05:56:44,157 INFO L290 TraceCheckUtils]: 10: Hoare triple {1931#(< (mod (+ main_~y~0 4) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {1927#(< (mod (+ main_~y~0 3) 4294967296) 1024)} is VALID [2022-04-15 05:56:44,158 INFO L290 TraceCheckUtils]: 9: Hoare triple {1935#(< (mod (+ 5 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {1931#(< (mod (+ main_~y~0 4) 4294967296) 1024)} is VALID [2022-04-15 05:56:44,158 INFO L290 TraceCheckUtils]: 8: Hoare triple {1939#(< (mod (+ main_~y~0 6) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {1935#(< (mod (+ 5 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:56:44,159 INFO L290 TraceCheckUtils]: 7: Hoare triple {1943#(< (mod (+ 7 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {1939#(< (mod (+ main_~y~0 6) 4294967296) 1024)} is VALID [2022-04-15 05:56:44,159 INFO L290 TraceCheckUtils]: 6: Hoare triple {1947#(< (mod (+ main_~y~0 8) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {1943#(< (mod (+ 7 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:56:44,160 INFO L290 TraceCheckUtils]: 5: Hoare triple {1830#true} ~x~0 := 1;~y~0 := 0; {1947#(< (mod (+ main_~y~0 8) 4294967296) 1024)} is VALID [2022-04-15 05:56:44,160 INFO L272 TraceCheckUtils]: 4: Hoare triple {1830#true} call #t~ret5 := main(); {1830#true} is VALID [2022-04-15 05:56:44,160 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {1830#true} {1830#true} #34#return; {1830#true} is VALID [2022-04-15 05:56:44,160 INFO L290 TraceCheckUtils]: 2: Hoare triple {1830#true} assume true; {1830#true} is VALID [2022-04-15 05:56:44,160 INFO L290 TraceCheckUtils]: 1: Hoare triple {1830#true} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {1830#true} is VALID [2022-04-15 05:56:44,160 INFO L272 TraceCheckUtils]: 0: Hoare triple {1830#true} call ULTIMATE.init(); {1830#true} is VALID [2022-04-15 05:56:44,160 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 05:56:44,161 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [858931986] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-15 05:56:44,161 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-04-15 05:56:44,161 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 11, 11] total 22 [2022-04-15 05:56:44,161 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-15 05:56:44,161 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [301936353] [2022-04-15 05:56:44,161 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [301936353] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-15 05:56:44,161 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-15 05:56:44,161 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-04-15 05:56:44,161 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1693094555] [2022-04-15 05:56:44,161 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-15 05:56:44,162 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 1.25) internal successors, (15), 11 states have internal predecessors, (15), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 19 [2022-04-15 05:56:44,162 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-15 05:56:44,162 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 12 states, 12 states have (on average 1.25) internal successors, (15), 11 states have internal predecessors, (15), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:56:44,174 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 19 edges. 19 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 05:56:44,174 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2022-04-15 05:56:44,174 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-15 05:56:44,175 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-04-15 05:56:44,175 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=140, Invalid=322, Unknown=0, NotChecked=0, Total=462 [2022-04-15 05:56:44,175 INFO L87 Difference]: Start difference. First operand 20 states and 20 transitions. Second operand has 12 states, 12 states have (on average 1.25) internal successors, (15), 11 states have internal predecessors, (15), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:56:44,468 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 05:56:44,469 INFO L93 Difference]: Finished difference Result 26 states and 26 transitions. [2022-04-15 05:56:44,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-04-15 05:56:44,469 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 1.25) internal successors, (15), 11 states have internal predecessors, (15), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 19 [2022-04-15 05:56:44,469 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-15 05:56:44,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 12 states have (on average 1.25) internal successors, (15), 11 states have internal predecessors, (15), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:56:44,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 26 transitions. [2022-04-15 05:56:44,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 12 states have (on average 1.25) internal successors, (15), 11 states have internal predecessors, (15), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:56:44,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 26 transitions. [2022-04-15 05:56:44,477 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 12 states and 26 transitions. [2022-04-15 05:56:44,494 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 26 edges. 26 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 05:56:44,495 INFO L225 Difference]: With dead ends: 26 [2022-04-15 05:56:44,495 INFO L226 Difference]: Without dead ends: 21 [2022-04-15 05:56:44,495 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 29 SyntacticMatches, 1 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 58 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=273, Invalid=657, Unknown=0, NotChecked=0, Total=930 [2022-04-15 05:56:44,496 INFO L913 BasicCegarLoop]: 11 mSDtfsCounter, 6 mSDsluCounter, 42 mSDsCounter, 0 mSdLazyCounter, 114 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 53 SdHoareTripleChecker+Invalid, 133 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 114 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-04-15 05:56:44,496 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [6 Valid, 53 Invalid, 133 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 114 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-04-15 05:56:44,496 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21 states. [2022-04-15 05:56:44,507 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21 to 21. [2022-04-15 05:56:44,507 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-15 05:56:44,507 INFO L82 GeneralOperation]: Start isEquivalent. First operand 21 states. Second operand has 21 states, 16 states have (on average 1.0625) internal successors, (17), 16 states have internal predecessors, (17), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:56:44,507 INFO L74 IsIncluded]: Start isIncluded. First operand 21 states. Second operand has 21 states, 16 states have (on average 1.0625) internal successors, (17), 16 states have internal predecessors, (17), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:56:44,508 INFO L87 Difference]: Start difference. First operand 21 states. Second operand has 21 states, 16 states have (on average 1.0625) internal successors, (17), 16 states have internal predecessors, (17), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:56:44,508 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 05:56:44,508 INFO L93 Difference]: Finished difference Result 21 states and 21 transitions. [2022-04-15 05:56:44,508 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 21 transitions. [2022-04-15 05:56:44,508 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-15 05:56:44,508 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-15 05:56:44,508 INFO L74 IsIncluded]: Start isIncluded. First operand has 21 states, 16 states have (on average 1.0625) internal successors, (17), 16 states have internal predecessors, (17), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 21 states. [2022-04-15 05:56:44,509 INFO L87 Difference]: Start difference. First operand has 21 states, 16 states have (on average 1.0625) internal successors, (17), 16 states have internal predecessors, (17), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 21 states. [2022-04-15 05:56:44,509 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 05:56:44,509 INFO L93 Difference]: Finished difference Result 21 states and 21 transitions. [2022-04-15 05:56:44,509 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 21 transitions. [2022-04-15 05:56:44,509 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-15 05:56:44,509 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-15 05:56:44,509 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-15 05:56:44,509 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-15 05:56:44,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21 states, 16 states have (on average 1.0625) internal successors, (17), 16 states have internal predecessors, (17), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:56:44,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 21 transitions. [2022-04-15 05:56:44,510 INFO L78 Accepts]: Start accepts. Automaton has 21 states and 21 transitions. Word has length 19 [2022-04-15 05:56:44,510 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-15 05:56:44,510 INFO L478 AbstractCegarLoop]: Abstraction has 21 states and 21 transitions. [2022-04-15 05:56:44,510 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 1.25) internal successors, (15), 11 states have internal predecessors, (15), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:56:44,510 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 21 states and 21 transitions. [2022-04-15 05:56:44,526 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 21 edges. 21 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 05:56:44,526 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 21 transitions. [2022-04-15 05:56:44,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-04-15 05:56:44,526 INFO L491 BasicCegarLoop]: Found error trace [2022-04-15 05:56:44,526 INFO L499 BasicCegarLoop]: trace histogram [9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-15 05:56:44,544 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2022-04-15 05:56:44,727 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16,SelfDestructingSolverStorable17 [2022-04-15 05:56:44,727 INFO L403 AbstractCegarLoop]: === Iteration 11 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-15 05:56:44,727 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-15 05:56:44,727 INFO L85 PathProgramCache]: Analyzing trace with hash 350993782, now seen corresponding path program 17 times [2022-04-15 05:56:44,727 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-15 05:56:44,728 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [2114401124] [2022-04-15 05:56:46,920 WARN L970 rdanLoopAcceleration]: Unable to prove correctness of quantifier elimination. [2022-04-15 05:56:48,386 WARN L977 rdanLoopAcceleration]: Unable to prove correctness of quantifier elimination. [2022-04-15 05:56:48,555 INFO L89 AcceleratorJordan]: Jordan loop acceleration statistics: 1 HavocedVariables, 2 AssignedVariables, 0 ReadonlyVariables, Eigenvalues: {0={1=1}, 1={2=1}}, 1 SequentialAcceleration, 0 AlternatingAcceleration, 1 QuantifierFreeResult [2022-04-15 05:56:48,556 INFO L271 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2022-04-15 05:56:48,557 INFO L85 PathProgramCache]: Analyzing trace with hash -1394465033, now seen corresponding path program 1 times [2022-04-15 05:56:48,557 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-15 05:56:48,558 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [869802035] [2022-04-15 05:56:48,558 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-15 05:56:48,558 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-15 05:56:48,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-15 05:56:48,564 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-04-15 05:56:48,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-15 05:56:48,568 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-04-15 05:56:48,568 INFO L85 PathProgramCache]: Analyzing trace with hash 350993782, now seen corresponding path program 18 times [2022-04-15 05:56:48,568 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-15 05:56:48,568 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [587980200] [2022-04-15 05:56:48,568 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-15 05:56:48,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-15 05:56:48,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 05:56:48,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-15 05:56:48,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 05:56:48,713 INFO L290 TraceCheckUtils]: 0: Hoare triple {2137#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {2122#true} is VALID [2022-04-15 05:56:48,713 INFO L290 TraceCheckUtils]: 1: Hoare triple {2122#true} assume true; {2122#true} is VALID [2022-04-15 05:56:48,713 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {2122#true} {2122#true} #34#return; {2122#true} is VALID [2022-04-15 05:56:48,714 INFO L272 TraceCheckUtils]: 0: Hoare triple {2122#true} call ULTIMATE.init(); {2137#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} is VALID [2022-04-15 05:56:48,714 INFO L290 TraceCheckUtils]: 1: Hoare triple {2137#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {2122#true} is VALID [2022-04-15 05:56:48,714 INFO L290 TraceCheckUtils]: 2: Hoare triple {2122#true} assume true; {2122#true} is VALID [2022-04-15 05:56:48,714 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {2122#true} {2122#true} #34#return; {2122#true} is VALID [2022-04-15 05:56:48,714 INFO L272 TraceCheckUtils]: 4: Hoare triple {2122#true} call #t~ret5 := main(); {2122#true} is VALID [2022-04-15 05:56:48,714 INFO L290 TraceCheckUtils]: 5: Hoare triple {2122#true} ~x~0 := 1;~y~0 := 0; {2127#(= main_~y~0 0)} is VALID [2022-04-15 05:56:48,715 INFO L290 TraceCheckUtils]: 6: Hoare triple {2127#(= main_~y~0 0)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {2128#(and (<= 1 main_~y~0) (<= main_~y~0 1))} is VALID [2022-04-15 05:56:48,716 INFO L290 TraceCheckUtils]: 7: Hoare triple {2128#(and (<= 1 main_~y~0) (<= main_~y~0 1))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {2129#(and (<= 2 main_~y~0) (<= main_~y~0 2))} is VALID [2022-04-15 05:56:48,716 INFO L290 TraceCheckUtils]: 8: Hoare triple {2129#(and (<= 2 main_~y~0) (<= main_~y~0 2))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {2130#(and (<= main_~y~0 3) (<= 3 main_~y~0))} is VALID [2022-04-15 05:56:48,717 INFO L290 TraceCheckUtils]: 9: Hoare triple {2130#(and (<= main_~y~0 3) (<= 3 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {2131#(and (<= main_~y~0 4) (<= 4 main_~y~0))} is VALID [2022-04-15 05:56:48,717 INFO L290 TraceCheckUtils]: 10: Hoare triple {2131#(and (<= main_~y~0 4) (<= 4 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {2132#(and (<= 5 main_~y~0) (<= main_~y~0 5))} is VALID [2022-04-15 05:56:48,718 INFO L290 TraceCheckUtils]: 11: Hoare triple {2132#(and (<= 5 main_~y~0) (<= main_~y~0 5))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {2133#(and (<= main_~y~0 6) (<= 6 main_~y~0))} is VALID [2022-04-15 05:56:48,718 INFO L290 TraceCheckUtils]: 12: Hoare triple {2133#(and (<= main_~y~0 6) (<= 6 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {2134#(and (<= 7 main_~y~0) (<= main_~y~0 7))} is VALID [2022-04-15 05:56:48,719 INFO L290 TraceCheckUtils]: 13: Hoare triple {2134#(and (<= 7 main_~y~0) (<= main_~y~0 7))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {2135#(and (<= main_~y~0 8) (<= 8 main_~y~0))} is VALID [2022-04-15 05:56:48,719 INFO L290 TraceCheckUtils]: 14: Hoare triple {2135#(and (<= main_~y~0 8) (<= 8 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {2136#(and (not (<= (+ (div main_~y~0 4294967296) 1) 0)) (<= main_~y~0 9))} is VALID [2022-04-15 05:56:48,720 INFO L290 TraceCheckUtils]: 15: Hoare triple {2136#(and (not (<= (+ (div main_~y~0 4294967296) 1) 0)) (<= main_~y~0 9))} assume !(~y~0 % 4294967296 < 1024); {2123#false} is VALID [2022-04-15 05:56:48,720 INFO L272 TraceCheckUtils]: 16: Hoare triple {2123#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {2123#false} is VALID [2022-04-15 05:56:48,720 INFO L290 TraceCheckUtils]: 17: Hoare triple {2123#false} ~cond := #in~cond; {2123#false} is VALID [2022-04-15 05:56:48,720 INFO L290 TraceCheckUtils]: 18: Hoare triple {2123#false} assume 0 == ~cond; {2123#false} is VALID [2022-04-15 05:56:48,720 INFO L290 TraceCheckUtils]: 19: Hoare triple {2123#false} assume !false; {2123#false} is VALID [2022-04-15 05:56:48,720 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 05:56:48,720 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-15 05:56:48,720 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [587980200] [2022-04-15 05:56:48,720 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [587980200] provided 0 perfect and 1 imperfect interpolant sequences [2022-04-15 05:56:48,721 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [303748015] [2022-04-15 05:56:48,721 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2022-04-15 05:56:48,721 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-15 05:56:48,721 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-15 05:56:48,722 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-04-15 05:56:48,723 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2022-04-15 05:56:48,767 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 6 check-sat command(s) [2022-04-15 05:56:48,767 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-15 05:56:48,768 INFO L263 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 21 conjunts are in the unsatisfiable core [2022-04-15 05:56:48,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 05:56:48,773 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-15 05:56:48,976 INFO L272 TraceCheckUtils]: 0: Hoare triple {2122#true} call ULTIMATE.init(); {2122#true} is VALID [2022-04-15 05:56:48,976 INFO L290 TraceCheckUtils]: 1: Hoare triple {2122#true} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {2122#true} is VALID [2022-04-15 05:56:48,976 INFO L290 TraceCheckUtils]: 2: Hoare triple {2122#true} assume true; {2122#true} is VALID [2022-04-15 05:56:48,976 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {2122#true} {2122#true} #34#return; {2122#true} is VALID [2022-04-15 05:56:48,976 INFO L272 TraceCheckUtils]: 4: Hoare triple {2122#true} call #t~ret5 := main(); {2122#true} is VALID [2022-04-15 05:56:48,976 INFO L290 TraceCheckUtils]: 5: Hoare triple {2122#true} ~x~0 := 1;~y~0 := 0; {2127#(= main_~y~0 0)} is VALID [2022-04-15 05:56:48,977 INFO L290 TraceCheckUtils]: 6: Hoare triple {2127#(= main_~y~0 0)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {2128#(and (<= 1 main_~y~0) (<= main_~y~0 1))} is VALID [2022-04-15 05:56:48,977 INFO L290 TraceCheckUtils]: 7: Hoare triple {2128#(and (<= 1 main_~y~0) (<= main_~y~0 1))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {2129#(and (<= 2 main_~y~0) (<= main_~y~0 2))} is VALID [2022-04-15 05:56:48,978 INFO L290 TraceCheckUtils]: 8: Hoare triple {2129#(and (<= 2 main_~y~0) (<= main_~y~0 2))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {2130#(and (<= main_~y~0 3) (<= 3 main_~y~0))} is VALID [2022-04-15 05:56:48,978 INFO L290 TraceCheckUtils]: 9: Hoare triple {2130#(and (<= main_~y~0 3) (<= 3 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {2131#(and (<= main_~y~0 4) (<= 4 main_~y~0))} is VALID [2022-04-15 05:56:48,979 INFO L290 TraceCheckUtils]: 10: Hoare triple {2131#(and (<= main_~y~0 4) (<= 4 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {2132#(and (<= 5 main_~y~0) (<= main_~y~0 5))} is VALID [2022-04-15 05:56:48,980 INFO L290 TraceCheckUtils]: 11: Hoare triple {2132#(and (<= 5 main_~y~0) (<= main_~y~0 5))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {2133#(and (<= main_~y~0 6) (<= 6 main_~y~0))} is VALID [2022-04-15 05:56:48,980 INFO L290 TraceCheckUtils]: 12: Hoare triple {2133#(and (<= main_~y~0 6) (<= 6 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {2134#(and (<= 7 main_~y~0) (<= main_~y~0 7))} is VALID [2022-04-15 05:56:48,981 INFO L290 TraceCheckUtils]: 13: Hoare triple {2134#(and (<= 7 main_~y~0) (<= main_~y~0 7))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {2135#(and (<= main_~y~0 8) (<= 8 main_~y~0))} is VALID [2022-04-15 05:56:48,981 INFO L290 TraceCheckUtils]: 14: Hoare triple {2135#(and (<= main_~y~0 8) (<= 8 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {2183#(and (<= 9 main_~y~0) (<= main_~y~0 9))} is VALID [2022-04-15 05:56:48,982 INFO L290 TraceCheckUtils]: 15: Hoare triple {2183#(and (<= 9 main_~y~0) (<= main_~y~0 9))} assume !(~y~0 % 4294967296 < 1024); {2123#false} is VALID [2022-04-15 05:56:48,982 INFO L272 TraceCheckUtils]: 16: Hoare triple {2123#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {2123#false} is VALID [2022-04-15 05:56:48,982 INFO L290 TraceCheckUtils]: 17: Hoare triple {2123#false} ~cond := #in~cond; {2123#false} is VALID [2022-04-15 05:56:48,982 INFO L290 TraceCheckUtils]: 18: Hoare triple {2123#false} assume 0 == ~cond; {2123#false} is VALID [2022-04-15 05:56:48,982 INFO L290 TraceCheckUtils]: 19: Hoare triple {2123#false} assume !false; {2123#false} is VALID [2022-04-15 05:56:48,982 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 05:56:48,982 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-15 05:56:49,209 INFO L290 TraceCheckUtils]: 19: Hoare triple {2123#false} assume !false; {2123#false} is VALID [2022-04-15 05:56:49,209 INFO L290 TraceCheckUtils]: 18: Hoare triple {2123#false} assume 0 == ~cond; {2123#false} is VALID [2022-04-15 05:56:49,209 INFO L290 TraceCheckUtils]: 17: Hoare triple {2123#false} ~cond := #in~cond; {2123#false} is VALID [2022-04-15 05:56:49,209 INFO L272 TraceCheckUtils]: 16: Hoare triple {2123#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {2123#false} is VALID [2022-04-15 05:56:49,210 INFO L290 TraceCheckUtils]: 15: Hoare triple {2211#(< (mod main_~y~0 4294967296) 1024)} assume !(~y~0 % 4294967296 < 1024); {2123#false} is VALID [2022-04-15 05:56:49,210 INFO L290 TraceCheckUtils]: 14: Hoare triple {2215#(< (mod (+ main_~y~0 1) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {2211#(< (mod main_~y~0 4294967296) 1024)} is VALID [2022-04-15 05:56:49,211 INFO L290 TraceCheckUtils]: 13: Hoare triple {2219#(< (mod (+ main_~y~0 2) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {2215#(< (mod (+ main_~y~0 1) 4294967296) 1024)} is VALID [2022-04-15 05:56:49,212 INFO L290 TraceCheckUtils]: 12: Hoare triple {2223#(< (mod (+ main_~y~0 3) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {2219#(< (mod (+ main_~y~0 2) 4294967296) 1024)} is VALID [2022-04-15 05:56:49,212 INFO L290 TraceCheckUtils]: 11: Hoare triple {2227#(< (mod (+ main_~y~0 4) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {2223#(< (mod (+ main_~y~0 3) 4294967296) 1024)} is VALID [2022-04-15 05:56:49,213 INFO L290 TraceCheckUtils]: 10: Hoare triple {2231#(< (mod (+ 5 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {2227#(< (mod (+ main_~y~0 4) 4294967296) 1024)} is VALID [2022-04-15 05:56:49,214 INFO L290 TraceCheckUtils]: 9: Hoare triple {2235#(< (mod (+ main_~y~0 6) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {2231#(< (mod (+ 5 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:56:49,214 INFO L290 TraceCheckUtils]: 8: Hoare triple {2239#(< (mod (+ 7 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {2235#(< (mod (+ main_~y~0 6) 4294967296) 1024)} is VALID [2022-04-15 05:56:49,215 INFO L290 TraceCheckUtils]: 7: Hoare triple {2243#(< (mod (+ main_~y~0 8) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {2239#(< (mod (+ 7 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:56:49,215 INFO L290 TraceCheckUtils]: 6: Hoare triple {2247#(< (mod (+ main_~y~0 9) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {2243#(< (mod (+ main_~y~0 8) 4294967296) 1024)} is VALID [2022-04-15 05:56:49,216 INFO L290 TraceCheckUtils]: 5: Hoare triple {2122#true} ~x~0 := 1;~y~0 := 0; {2247#(< (mod (+ main_~y~0 9) 4294967296) 1024)} is VALID [2022-04-15 05:56:49,216 INFO L272 TraceCheckUtils]: 4: Hoare triple {2122#true} call #t~ret5 := main(); {2122#true} is VALID [2022-04-15 05:56:49,216 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {2122#true} {2122#true} #34#return; {2122#true} is VALID [2022-04-15 05:56:49,216 INFO L290 TraceCheckUtils]: 2: Hoare triple {2122#true} assume true; {2122#true} is VALID [2022-04-15 05:56:49,216 INFO L290 TraceCheckUtils]: 1: Hoare triple {2122#true} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {2122#true} is VALID [2022-04-15 05:56:49,216 INFO L272 TraceCheckUtils]: 0: Hoare triple {2122#true} call ULTIMATE.init(); {2122#true} is VALID [2022-04-15 05:56:49,216 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 05:56:49,217 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [303748015] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-15 05:56:49,217 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-04-15 05:56:49,217 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 12, 12] total 24 [2022-04-15 05:56:49,217 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-15 05:56:49,217 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [2114401124] [2022-04-15 05:56:49,217 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [2114401124] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-15 05:56:49,217 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-15 05:56:49,217 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-04-15 05:56:49,217 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1760526302] [2022-04-15 05:56:49,217 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-15 05:56:49,217 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 1.2307692307692308) internal successors, (16), 12 states have internal predecessors, (16), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 20 [2022-04-15 05:56:49,218 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-15 05:56:49,218 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 13 states, 13 states have (on average 1.2307692307692308) internal successors, (16), 12 states have internal predecessors, (16), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:56:49,230 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 20 edges. 20 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 05:56:49,230 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-04-15 05:56:49,230 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-15 05:56:49,230 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-04-15 05:56:49,231 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=165, Invalid=387, Unknown=0, NotChecked=0, Total=552 [2022-04-15 05:56:49,231 INFO L87 Difference]: Start difference. First operand 21 states and 21 transitions. Second operand has 13 states, 13 states have (on average 1.2307692307692308) internal successors, (16), 12 states have internal predecessors, (16), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:56:49,535 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 05:56:49,535 INFO L93 Difference]: Finished difference Result 27 states and 27 transitions. [2022-04-15 05:56:49,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-04-15 05:56:49,536 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 1.2307692307692308) internal successors, (16), 12 states have internal predecessors, (16), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 20 [2022-04-15 05:56:49,536 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-15 05:56:49,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13 states, 13 states have (on average 1.2307692307692308) internal successors, (16), 12 states have internal predecessors, (16), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:56:49,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 27 transitions. [2022-04-15 05:56:49,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13 states, 13 states have (on average 1.2307692307692308) internal successors, (16), 12 states have internal predecessors, (16), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:56:49,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 27 transitions. [2022-04-15 05:56:49,537 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 13 states and 27 transitions. [2022-04-15 05:56:49,556 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 27 edges. 27 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 05:56:49,556 INFO L225 Difference]: With dead ends: 27 [2022-04-15 05:56:49,556 INFO L226 Difference]: Without dead ends: 22 [2022-04-15 05:56:49,557 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 30 SyntacticMatches, 1 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 69 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=323, Invalid=799, Unknown=0, NotChecked=0, Total=1122 [2022-04-15 05:56:49,557 INFO L913 BasicCegarLoop]: 11 mSDtfsCounter, 6 mSDsluCounter, 27 mSDsCounter, 0 mSdLazyCounter, 117 mSolverCounterSat, 21 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 38 SdHoareTripleChecker+Invalid, 138 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 21 IncrementalHoareTripleChecker+Valid, 117 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-04-15 05:56:49,557 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [6 Valid, 38 Invalid, 138 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [21 Valid, 117 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-04-15 05:56:49,558 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22 states. [2022-04-15 05:56:49,572 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22 to 22. [2022-04-15 05:56:49,572 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-15 05:56:49,572 INFO L82 GeneralOperation]: Start isEquivalent. First operand 22 states. Second operand has 22 states, 17 states have (on average 1.0588235294117647) internal successors, (18), 17 states have internal predecessors, (18), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:56:49,572 INFO L74 IsIncluded]: Start isIncluded. First operand 22 states. Second operand has 22 states, 17 states have (on average 1.0588235294117647) internal successors, (18), 17 states have internal predecessors, (18), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:56:49,572 INFO L87 Difference]: Start difference. First operand 22 states. Second operand has 22 states, 17 states have (on average 1.0588235294117647) internal successors, (18), 17 states have internal predecessors, (18), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:56:49,573 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 05:56:49,573 INFO L93 Difference]: Finished difference Result 22 states and 22 transitions. [2022-04-15 05:56:49,573 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 22 transitions. [2022-04-15 05:56:49,573 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-15 05:56:49,573 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-15 05:56:49,573 INFO L74 IsIncluded]: Start isIncluded. First operand has 22 states, 17 states have (on average 1.0588235294117647) internal successors, (18), 17 states have internal predecessors, (18), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 22 states. [2022-04-15 05:56:49,573 INFO L87 Difference]: Start difference. First operand has 22 states, 17 states have (on average 1.0588235294117647) internal successors, (18), 17 states have internal predecessors, (18), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 22 states. [2022-04-15 05:56:49,574 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 05:56:49,574 INFO L93 Difference]: Finished difference Result 22 states and 22 transitions. [2022-04-15 05:56:49,574 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 22 transitions. [2022-04-15 05:56:49,574 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-15 05:56:49,574 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-15 05:56:49,574 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-15 05:56:49,574 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-15 05:56:49,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22 states, 17 states have (on average 1.0588235294117647) internal successors, (18), 17 states have internal predecessors, (18), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:56:49,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 22 transitions. [2022-04-15 05:56:49,574 INFO L78 Accepts]: Start accepts. Automaton has 22 states and 22 transitions. Word has length 20 [2022-04-15 05:56:49,575 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-15 05:56:49,575 INFO L478 AbstractCegarLoop]: Abstraction has 22 states and 22 transitions. [2022-04-15 05:56:49,575 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 1.2307692307692308) internal successors, (16), 12 states have internal predecessors, (16), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:56:49,575 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 22 states and 22 transitions. [2022-04-15 05:56:49,592 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 22 edges. 22 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 05:56:49,592 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 22 transitions. [2022-04-15 05:56:49,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-04-15 05:56:49,592 INFO L491 BasicCegarLoop]: Found error trace [2022-04-15 05:56:49,592 INFO L499 BasicCegarLoop]: trace histogram [10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-15 05:56:49,610 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2022-04-15 05:56:49,792 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,SelfDestructingSolverStorable19,10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-15 05:56:49,793 INFO L403 AbstractCegarLoop]: === Iteration 12 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-15 05:56:49,793 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-15 05:56:49,793 INFO L85 PathProgramCache]: Analyzing trace with hash -1967633380, now seen corresponding path program 19 times [2022-04-15 05:56:49,793 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-15 05:56:49,793 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [2017932179] [2022-04-15 05:56:51,141 WARN L977 rdanLoopAcceleration]: Unable to prove correctness of quantifier elimination. [2022-04-15 05:56:51,303 INFO L89 AcceleratorJordan]: Jordan loop acceleration statistics: 1 HavocedVariables, 2 AssignedVariables, 0 ReadonlyVariables, Eigenvalues: {0={1=1}, 1={2=1}}, 1 SequentialAcceleration, 0 AlternatingAcceleration, 1 QuantifierFreeResult [2022-04-15 05:56:51,305 INFO L271 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2022-04-15 05:56:51,306 INFO L85 PathProgramCache]: Analyzing trace with hash -1335359689, now seen corresponding path program 1 times [2022-04-15 05:56:51,306 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-15 05:56:51,306 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1949995146] [2022-04-15 05:56:51,307 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-15 05:56:51,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-15 05:56:51,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-15 05:56:51,313 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-04-15 05:56:51,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-15 05:56:51,318 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-04-15 05:56:51,318 INFO L85 PathProgramCache]: Analyzing trace with hash -1967633380, now seen corresponding path program 20 times [2022-04-15 05:56:51,318 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-15 05:56:51,318 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [598546762] [2022-04-15 05:56:51,318 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-15 05:56:51,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-15 05:56:51,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 05:56:51,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-15 05:56:51,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 05:56:51,497 INFO L290 TraceCheckUtils]: 0: Hoare triple {2446#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {2430#true} is VALID [2022-04-15 05:56:51,497 INFO L290 TraceCheckUtils]: 1: Hoare triple {2430#true} assume true; {2430#true} is VALID [2022-04-15 05:56:51,497 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {2430#true} {2430#true} #34#return; {2430#true} is VALID [2022-04-15 05:56:51,515 INFO L272 TraceCheckUtils]: 0: Hoare triple {2430#true} call ULTIMATE.init(); {2446#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} is VALID [2022-04-15 05:56:51,516 INFO L290 TraceCheckUtils]: 1: Hoare triple {2446#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {2430#true} is VALID [2022-04-15 05:56:51,516 INFO L290 TraceCheckUtils]: 2: Hoare triple {2430#true} assume true; {2430#true} is VALID [2022-04-15 05:56:51,516 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {2430#true} {2430#true} #34#return; {2430#true} is VALID [2022-04-15 05:56:51,516 INFO L272 TraceCheckUtils]: 4: Hoare triple {2430#true} call #t~ret5 := main(); {2430#true} is VALID [2022-04-15 05:56:51,516 INFO L290 TraceCheckUtils]: 5: Hoare triple {2430#true} ~x~0 := 1;~y~0 := 0; {2435#(= main_~y~0 0)} is VALID [2022-04-15 05:56:51,517 INFO L290 TraceCheckUtils]: 6: Hoare triple {2435#(= main_~y~0 0)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {2436#(and (<= 1 main_~y~0) (<= main_~y~0 1))} is VALID [2022-04-15 05:56:51,517 INFO L290 TraceCheckUtils]: 7: Hoare triple {2436#(and (<= 1 main_~y~0) (<= main_~y~0 1))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {2437#(and (<= 2 main_~y~0) (<= main_~y~0 2))} is VALID [2022-04-15 05:56:51,518 INFO L290 TraceCheckUtils]: 8: Hoare triple {2437#(and (<= 2 main_~y~0) (<= main_~y~0 2))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {2438#(and (<= main_~y~0 3) (<= 3 main_~y~0))} is VALID [2022-04-15 05:56:51,518 INFO L290 TraceCheckUtils]: 9: Hoare triple {2438#(and (<= main_~y~0 3) (<= 3 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {2439#(and (<= main_~y~0 4) (<= 4 main_~y~0))} is VALID [2022-04-15 05:56:51,519 INFO L290 TraceCheckUtils]: 10: Hoare triple {2439#(and (<= main_~y~0 4) (<= 4 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {2440#(and (<= 5 main_~y~0) (<= main_~y~0 5))} is VALID [2022-04-15 05:56:51,521 INFO L290 TraceCheckUtils]: 11: Hoare triple {2440#(and (<= 5 main_~y~0) (<= main_~y~0 5))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {2441#(and (<= main_~y~0 6) (<= 6 main_~y~0))} is VALID [2022-04-15 05:56:51,523 INFO L290 TraceCheckUtils]: 12: Hoare triple {2441#(and (<= main_~y~0 6) (<= 6 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {2442#(and (<= 7 main_~y~0) (<= main_~y~0 7))} is VALID [2022-04-15 05:56:51,524 INFO L290 TraceCheckUtils]: 13: Hoare triple {2442#(and (<= 7 main_~y~0) (<= main_~y~0 7))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {2443#(and (<= main_~y~0 8) (<= 8 main_~y~0))} is VALID [2022-04-15 05:56:51,525 INFO L290 TraceCheckUtils]: 14: Hoare triple {2443#(and (<= main_~y~0 8) (<= 8 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {2444#(and (<= 9 main_~y~0) (<= main_~y~0 9))} is VALID [2022-04-15 05:56:51,525 INFO L290 TraceCheckUtils]: 15: Hoare triple {2444#(and (<= 9 main_~y~0) (<= main_~y~0 9))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {2445#(and (<= main_~y~0 10) (not (<= (+ (div main_~y~0 4294967296) 1) 0)))} is VALID [2022-04-15 05:56:51,526 INFO L290 TraceCheckUtils]: 16: Hoare triple {2445#(and (<= main_~y~0 10) (not (<= (+ (div main_~y~0 4294967296) 1) 0)))} assume !(~y~0 % 4294967296 < 1024); {2431#false} is VALID [2022-04-15 05:56:51,528 INFO L272 TraceCheckUtils]: 17: Hoare triple {2431#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {2431#false} is VALID [2022-04-15 05:56:51,528 INFO L290 TraceCheckUtils]: 18: Hoare triple {2431#false} ~cond := #in~cond; {2431#false} is VALID [2022-04-15 05:56:51,528 INFO L290 TraceCheckUtils]: 19: Hoare triple {2431#false} assume 0 == ~cond; {2431#false} is VALID [2022-04-15 05:56:51,529 INFO L290 TraceCheckUtils]: 20: Hoare triple {2431#false} assume !false; {2431#false} is VALID [2022-04-15 05:56:51,529 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 05:56:51,529 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-15 05:56:51,529 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [598546762] [2022-04-15 05:56:51,529 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [598546762] provided 0 perfect and 1 imperfect interpolant sequences [2022-04-15 05:56:51,529 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2063907652] [2022-04-15 05:56:51,529 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-04-15 05:56:51,529 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-15 05:56:51,529 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-15 05:56:51,532 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-04-15 05:56:51,538 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2022-04-15 05:56:51,575 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-04-15 05:56:51,575 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-15 05:56:51,577 INFO L263 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 23 conjunts are in the unsatisfiable core [2022-04-15 05:56:51,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 05:56:51,583 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-15 05:56:51,753 INFO L272 TraceCheckUtils]: 0: Hoare triple {2430#true} call ULTIMATE.init(); {2430#true} is VALID [2022-04-15 05:56:51,753 INFO L290 TraceCheckUtils]: 1: Hoare triple {2430#true} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {2430#true} is VALID [2022-04-15 05:56:51,753 INFO L290 TraceCheckUtils]: 2: Hoare triple {2430#true} assume true; {2430#true} is VALID [2022-04-15 05:56:51,753 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {2430#true} {2430#true} #34#return; {2430#true} is VALID [2022-04-15 05:56:51,754 INFO L272 TraceCheckUtils]: 4: Hoare triple {2430#true} call #t~ret5 := main(); {2430#true} is VALID [2022-04-15 05:56:51,754 INFO L290 TraceCheckUtils]: 5: Hoare triple {2430#true} ~x~0 := 1;~y~0 := 0; {2435#(= main_~y~0 0)} is VALID [2022-04-15 05:56:51,754 INFO L290 TraceCheckUtils]: 6: Hoare triple {2435#(= main_~y~0 0)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {2436#(and (<= 1 main_~y~0) (<= main_~y~0 1))} is VALID [2022-04-15 05:56:51,755 INFO L290 TraceCheckUtils]: 7: Hoare triple {2436#(and (<= 1 main_~y~0) (<= main_~y~0 1))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {2437#(and (<= 2 main_~y~0) (<= main_~y~0 2))} is VALID [2022-04-15 05:56:51,755 INFO L290 TraceCheckUtils]: 8: Hoare triple {2437#(and (<= 2 main_~y~0) (<= main_~y~0 2))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {2438#(and (<= main_~y~0 3) (<= 3 main_~y~0))} is VALID [2022-04-15 05:56:51,755 INFO L290 TraceCheckUtils]: 9: Hoare triple {2438#(and (<= main_~y~0 3) (<= 3 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {2439#(and (<= main_~y~0 4) (<= 4 main_~y~0))} is VALID [2022-04-15 05:56:51,756 INFO L290 TraceCheckUtils]: 10: Hoare triple {2439#(and (<= main_~y~0 4) (<= 4 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {2440#(and (<= 5 main_~y~0) (<= main_~y~0 5))} is VALID [2022-04-15 05:56:51,756 INFO L290 TraceCheckUtils]: 11: Hoare triple {2440#(and (<= 5 main_~y~0) (<= main_~y~0 5))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {2441#(and (<= main_~y~0 6) (<= 6 main_~y~0))} is VALID [2022-04-15 05:56:51,757 INFO L290 TraceCheckUtils]: 12: Hoare triple {2441#(and (<= main_~y~0 6) (<= 6 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {2442#(and (<= 7 main_~y~0) (<= main_~y~0 7))} is VALID [2022-04-15 05:56:51,757 INFO L290 TraceCheckUtils]: 13: Hoare triple {2442#(and (<= 7 main_~y~0) (<= main_~y~0 7))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {2443#(and (<= main_~y~0 8) (<= 8 main_~y~0))} is VALID [2022-04-15 05:56:51,758 INFO L290 TraceCheckUtils]: 14: Hoare triple {2443#(and (<= main_~y~0 8) (<= 8 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {2444#(and (<= 9 main_~y~0) (<= main_~y~0 9))} is VALID [2022-04-15 05:56:51,758 INFO L290 TraceCheckUtils]: 15: Hoare triple {2444#(and (<= 9 main_~y~0) (<= main_~y~0 9))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {2495#(and (<= main_~y~0 10) (<= 10 main_~y~0))} is VALID [2022-04-15 05:56:51,758 INFO L290 TraceCheckUtils]: 16: Hoare triple {2495#(and (<= main_~y~0 10) (<= 10 main_~y~0))} assume !(~y~0 % 4294967296 < 1024); {2431#false} is VALID [2022-04-15 05:56:51,759 INFO L272 TraceCheckUtils]: 17: Hoare triple {2431#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {2431#false} is VALID [2022-04-15 05:56:51,759 INFO L290 TraceCheckUtils]: 18: Hoare triple {2431#false} ~cond := #in~cond; {2431#false} is VALID [2022-04-15 05:56:51,759 INFO L290 TraceCheckUtils]: 19: Hoare triple {2431#false} assume 0 == ~cond; {2431#false} is VALID [2022-04-15 05:56:51,759 INFO L290 TraceCheckUtils]: 20: Hoare triple {2431#false} assume !false; {2431#false} is VALID [2022-04-15 05:56:51,759 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 05:56:51,759 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-15 05:56:52,001 INFO L290 TraceCheckUtils]: 20: Hoare triple {2431#false} assume !false; {2431#false} is VALID [2022-04-15 05:56:52,001 INFO L290 TraceCheckUtils]: 19: Hoare triple {2431#false} assume 0 == ~cond; {2431#false} is VALID [2022-04-15 05:56:52,001 INFO L290 TraceCheckUtils]: 18: Hoare triple {2431#false} ~cond := #in~cond; {2431#false} is VALID [2022-04-15 05:56:52,001 INFO L272 TraceCheckUtils]: 17: Hoare triple {2431#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {2431#false} is VALID [2022-04-15 05:56:52,001 INFO L290 TraceCheckUtils]: 16: Hoare triple {2523#(< (mod main_~y~0 4294967296) 1024)} assume !(~y~0 % 4294967296 < 1024); {2431#false} is VALID [2022-04-15 05:56:52,002 INFO L290 TraceCheckUtils]: 15: Hoare triple {2527#(< (mod (+ main_~y~0 1) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {2523#(< (mod main_~y~0 4294967296) 1024)} is VALID [2022-04-15 05:56:52,003 INFO L290 TraceCheckUtils]: 14: Hoare triple {2531#(< (mod (+ main_~y~0 2) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {2527#(< (mod (+ main_~y~0 1) 4294967296) 1024)} is VALID [2022-04-15 05:56:52,004 INFO L290 TraceCheckUtils]: 13: Hoare triple {2535#(< (mod (+ main_~y~0 3) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {2531#(< (mod (+ main_~y~0 2) 4294967296) 1024)} is VALID [2022-04-15 05:56:52,005 INFO L290 TraceCheckUtils]: 12: Hoare triple {2539#(< (mod (+ main_~y~0 4) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {2535#(< (mod (+ main_~y~0 3) 4294967296) 1024)} is VALID [2022-04-15 05:56:52,006 INFO L290 TraceCheckUtils]: 11: Hoare triple {2543#(< (mod (+ 5 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {2539#(< (mod (+ main_~y~0 4) 4294967296) 1024)} is VALID [2022-04-15 05:56:52,007 INFO L290 TraceCheckUtils]: 10: Hoare triple {2547#(< (mod (+ main_~y~0 6) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {2543#(< (mod (+ 5 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:56:52,007 INFO L290 TraceCheckUtils]: 9: Hoare triple {2551#(< (mod (+ 7 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {2547#(< (mod (+ main_~y~0 6) 4294967296) 1024)} is VALID [2022-04-15 05:56:52,008 INFO L290 TraceCheckUtils]: 8: Hoare triple {2555#(< (mod (+ main_~y~0 8) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {2551#(< (mod (+ 7 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:56:52,009 INFO L290 TraceCheckUtils]: 7: Hoare triple {2559#(< (mod (+ main_~y~0 9) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {2555#(< (mod (+ main_~y~0 8) 4294967296) 1024)} is VALID [2022-04-15 05:56:52,009 INFO L290 TraceCheckUtils]: 6: Hoare triple {2563#(< (mod (+ main_~y~0 10) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {2559#(< (mod (+ main_~y~0 9) 4294967296) 1024)} is VALID [2022-04-15 05:56:52,009 INFO L290 TraceCheckUtils]: 5: Hoare triple {2430#true} ~x~0 := 1;~y~0 := 0; {2563#(< (mod (+ main_~y~0 10) 4294967296) 1024)} is VALID [2022-04-15 05:56:52,010 INFO L272 TraceCheckUtils]: 4: Hoare triple {2430#true} call #t~ret5 := main(); {2430#true} is VALID [2022-04-15 05:56:52,010 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {2430#true} {2430#true} #34#return; {2430#true} is VALID [2022-04-15 05:56:52,010 INFO L290 TraceCheckUtils]: 2: Hoare triple {2430#true} assume true; {2430#true} is VALID [2022-04-15 05:56:52,010 INFO L290 TraceCheckUtils]: 1: Hoare triple {2430#true} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {2430#true} is VALID [2022-04-15 05:56:52,010 INFO L272 TraceCheckUtils]: 0: Hoare triple {2430#true} call ULTIMATE.init(); {2430#true} is VALID [2022-04-15 05:56:52,010 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 05:56:52,010 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2063907652] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-15 05:56:52,010 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-04-15 05:56:52,010 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 13, 13] total 26 [2022-04-15 05:56:52,010 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-15 05:56:52,011 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [2017932179] [2022-04-15 05:56:52,011 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [2017932179] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-15 05:56:52,011 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-15 05:56:52,011 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-04-15 05:56:52,011 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1567271574] [2022-04-15 05:56:52,011 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-15 05:56:52,011 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 1.2142857142857142) internal successors, (17), 13 states have internal predecessors, (17), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 21 [2022-04-15 05:56:52,011 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-15 05:56:52,011 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 14 states, 14 states have (on average 1.2142857142857142) internal successors, (17), 13 states have internal predecessors, (17), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:56:52,023 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 21 edges. 21 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 05:56:52,023 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-04-15 05:56:52,023 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-15 05:56:52,023 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-04-15 05:56:52,024 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=192, Invalid=458, Unknown=0, NotChecked=0, Total=650 [2022-04-15 05:56:52,024 INFO L87 Difference]: Start difference. First operand 22 states and 22 transitions. Second operand has 14 states, 14 states have (on average 1.2142857142857142) internal successors, (17), 13 states have internal predecessors, (17), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:56:52,361 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 05:56:52,361 INFO L93 Difference]: Finished difference Result 28 states and 28 transitions. [2022-04-15 05:56:52,361 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-04-15 05:56:52,362 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 1.2142857142857142) internal successors, (17), 13 states have internal predecessors, (17), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 21 [2022-04-15 05:56:52,362 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-15 05:56:52,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14 states, 14 states have (on average 1.2142857142857142) internal successors, (17), 13 states have internal predecessors, (17), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:56:52,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 28 transitions. [2022-04-15 05:56:52,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14 states, 14 states have (on average 1.2142857142857142) internal successors, (17), 13 states have internal predecessors, (17), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:56:52,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 28 transitions. [2022-04-15 05:56:52,364 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 14 states and 28 transitions. [2022-04-15 05:56:52,394 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 28 edges. 28 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 05:56:52,396 INFO L225 Difference]: With dead ends: 28 [2022-04-15 05:56:52,396 INFO L226 Difference]: Without dead ends: 23 [2022-04-15 05:56:52,397 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 31 SyntacticMatches, 1 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=377, Invalid=955, Unknown=0, NotChecked=0, Total=1332 [2022-04-15 05:56:52,397 INFO L913 BasicCegarLoop]: 11 mSDtfsCounter, 6 mSDsluCounter, 37 mSDsCounter, 0 mSdLazyCounter, 147 mSolverCounterSat, 23 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 48 SdHoareTripleChecker+Invalid, 170 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 23 IncrementalHoareTripleChecker+Valid, 147 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-04-15 05:56:52,398 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [6 Valid, 48 Invalid, 170 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [23 Valid, 147 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-04-15 05:56:52,398 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23 states. [2022-04-15 05:56:52,412 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23 to 23. [2022-04-15 05:56:52,412 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-15 05:56:52,412 INFO L82 GeneralOperation]: Start isEquivalent. First operand 23 states. Second operand has 23 states, 18 states have (on average 1.0555555555555556) internal successors, (19), 18 states have internal predecessors, (19), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:56:52,412 INFO L74 IsIncluded]: Start isIncluded. First operand 23 states. Second operand has 23 states, 18 states have (on average 1.0555555555555556) internal successors, (19), 18 states have internal predecessors, (19), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:56:52,415 INFO L87 Difference]: Start difference. First operand 23 states. Second operand has 23 states, 18 states have (on average 1.0555555555555556) internal successors, (19), 18 states have internal predecessors, (19), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:56:52,416 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 05:56:52,416 INFO L93 Difference]: Finished difference Result 23 states and 23 transitions. [2022-04-15 05:56:52,416 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 23 transitions. [2022-04-15 05:56:52,416 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-15 05:56:52,416 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-15 05:56:52,416 INFO L74 IsIncluded]: Start isIncluded. First operand has 23 states, 18 states have (on average 1.0555555555555556) internal successors, (19), 18 states have internal predecessors, (19), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 23 states. [2022-04-15 05:56:52,416 INFO L87 Difference]: Start difference. First operand has 23 states, 18 states have (on average 1.0555555555555556) internal successors, (19), 18 states have internal predecessors, (19), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 23 states. [2022-04-15 05:56:52,417 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 05:56:52,417 INFO L93 Difference]: Finished difference Result 23 states and 23 transitions. [2022-04-15 05:56:52,417 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 23 transitions. [2022-04-15 05:56:52,417 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-15 05:56:52,417 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-15 05:56:52,417 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-15 05:56:52,417 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-15 05:56:52,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23 states, 18 states have (on average 1.0555555555555556) internal successors, (19), 18 states have internal predecessors, (19), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:56:52,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 23 transitions. [2022-04-15 05:56:52,418 INFO L78 Accepts]: Start accepts. Automaton has 23 states and 23 transitions. Word has length 21 [2022-04-15 05:56:52,418 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-15 05:56:52,418 INFO L478 AbstractCegarLoop]: Abstraction has 23 states and 23 transitions. [2022-04-15 05:56:52,418 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 1.2142857142857142) internal successors, (17), 13 states have internal predecessors, (17), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:56:52,418 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 23 states and 23 transitions. [2022-04-15 05:56:52,436 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 23 edges. 23 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 05:56:52,436 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 23 transitions. [2022-04-15 05:56:52,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-04-15 05:56:52,436 INFO L491 BasicCegarLoop]: Found error trace [2022-04-15 05:56:52,436 INFO L499 BasicCegarLoop]: trace histogram [11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-15 05:56:52,453 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2022-04-15 05:56:52,652 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable20,SelfDestructingSolverStorable21 [2022-04-15 05:56:52,653 INFO L403 AbstractCegarLoop]: === Iteration 13 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-15 05:56:52,653 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-15 05:56:52,653 INFO L85 PathProgramCache]: Analyzing trace with hash -830631370, now seen corresponding path program 21 times [2022-04-15 05:56:52,653 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-15 05:56:52,653 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [605428112] [2022-04-15 05:56:55,295 WARN L977 rdanLoopAcceleration]: Unable to prove correctness of quantifier elimination. [2022-04-15 05:56:55,466 INFO L89 AcceleratorJordan]: Jordan loop acceleration statistics: 1 HavocedVariables, 2 AssignedVariables, 0 ReadonlyVariables, Eigenvalues: {0={1=1}, 1={2=1}}, 1 SequentialAcceleration, 0 AlternatingAcceleration, 1 QuantifierFreeResult [2022-04-15 05:56:55,467 INFO L271 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2022-04-15 05:56:55,469 INFO L85 PathProgramCache]: Analyzing trace with hash -1276254345, now seen corresponding path program 1 times [2022-04-15 05:56:55,469 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-15 05:56:55,469 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1685321674] [2022-04-15 05:56:55,469 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-15 05:56:55,470 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-15 05:56:55,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-15 05:56:55,484 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-04-15 05:56:55,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-15 05:56:55,501 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-04-15 05:56:55,501 INFO L85 PathProgramCache]: Analyzing trace with hash -830631370, now seen corresponding path program 22 times [2022-04-15 05:56:55,501 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-15 05:56:55,502 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1591208770] [2022-04-15 05:56:55,502 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-15 05:56:55,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-15 05:56:55,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 05:56:55,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-15 05:56:55,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 05:56:55,682 INFO L290 TraceCheckUtils]: 0: Hoare triple {2771#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {2754#true} is VALID [2022-04-15 05:56:55,682 INFO L290 TraceCheckUtils]: 1: Hoare triple {2754#true} assume true; {2754#true} is VALID [2022-04-15 05:56:55,682 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {2754#true} {2754#true} #34#return; {2754#true} is VALID [2022-04-15 05:56:55,683 INFO L272 TraceCheckUtils]: 0: Hoare triple {2754#true} call ULTIMATE.init(); {2771#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} is VALID [2022-04-15 05:56:55,683 INFO L290 TraceCheckUtils]: 1: Hoare triple {2771#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {2754#true} is VALID [2022-04-15 05:56:55,683 INFO L290 TraceCheckUtils]: 2: Hoare triple {2754#true} assume true; {2754#true} is VALID [2022-04-15 05:56:55,683 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {2754#true} {2754#true} #34#return; {2754#true} is VALID [2022-04-15 05:56:55,683 INFO L272 TraceCheckUtils]: 4: Hoare triple {2754#true} call #t~ret5 := main(); {2754#true} is VALID [2022-04-15 05:56:55,683 INFO L290 TraceCheckUtils]: 5: Hoare triple {2754#true} ~x~0 := 1;~y~0 := 0; {2759#(= main_~y~0 0)} is VALID [2022-04-15 05:56:55,684 INFO L290 TraceCheckUtils]: 6: Hoare triple {2759#(= main_~y~0 0)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {2760#(and (<= 1 main_~y~0) (<= main_~y~0 1))} is VALID [2022-04-15 05:56:55,684 INFO L290 TraceCheckUtils]: 7: Hoare triple {2760#(and (<= 1 main_~y~0) (<= main_~y~0 1))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {2761#(and (<= 2 main_~y~0) (<= main_~y~0 2))} is VALID [2022-04-15 05:56:55,685 INFO L290 TraceCheckUtils]: 8: Hoare triple {2761#(and (<= 2 main_~y~0) (<= main_~y~0 2))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {2762#(and (<= main_~y~0 3) (<= 3 main_~y~0))} is VALID [2022-04-15 05:56:55,685 INFO L290 TraceCheckUtils]: 9: Hoare triple {2762#(and (<= main_~y~0 3) (<= 3 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {2763#(and (<= main_~y~0 4) (<= 4 main_~y~0))} is VALID [2022-04-15 05:56:55,686 INFO L290 TraceCheckUtils]: 10: Hoare triple {2763#(and (<= main_~y~0 4) (<= 4 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {2764#(and (<= 5 main_~y~0) (<= main_~y~0 5))} is VALID [2022-04-15 05:56:55,686 INFO L290 TraceCheckUtils]: 11: Hoare triple {2764#(and (<= 5 main_~y~0) (<= main_~y~0 5))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {2765#(and (<= main_~y~0 6) (<= 6 main_~y~0))} is VALID [2022-04-15 05:56:55,687 INFO L290 TraceCheckUtils]: 12: Hoare triple {2765#(and (<= main_~y~0 6) (<= 6 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {2766#(and (<= 7 main_~y~0) (<= main_~y~0 7))} is VALID [2022-04-15 05:56:55,687 INFO L290 TraceCheckUtils]: 13: Hoare triple {2766#(and (<= 7 main_~y~0) (<= main_~y~0 7))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {2767#(and (<= main_~y~0 8) (<= 8 main_~y~0))} is VALID [2022-04-15 05:56:55,687 INFO L290 TraceCheckUtils]: 14: Hoare triple {2767#(and (<= main_~y~0 8) (<= 8 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {2768#(and (<= 9 main_~y~0) (<= main_~y~0 9))} is VALID [2022-04-15 05:56:55,688 INFO L290 TraceCheckUtils]: 15: Hoare triple {2768#(and (<= 9 main_~y~0) (<= main_~y~0 9))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {2769#(and (<= main_~y~0 10) (<= 10 main_~y~0))} is VALID [2022-04-15 05:56:55,688 INFO L290 TraceCheckUtils]: 16: Hoare triple {2769#(and (<= main_~y~0 10) (<= 10 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {2770#(and (<= main_~y~0 11) (not (<= (+ (div main_~y~0 4294967296) 1) 0)))} is VALID [2022-04-15 05:56:55,689 INFO L290 TraceCheckUtils]: 17: Hoare triple {2770#(and (<= main_~y~0 11) (not (<= (+ (div main_~y~0 4294967296) 1) 0)))} assume !(~y~0 % 4294967296 < 1024); {2755#false} is VALID [2022-04-15 05:56:55,689 INFO L272 TraceCheckUtils]: 18: Hoare triple {2755#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {2755#false} is VALID [2022-04-15 05:56:55,689 INFO L290 TraceCheckUtils]: 19: Hoare triple {2755#false} ~cond := #in~cond; {2755#false} is VALID [2022-04-15 05:56:55,689 INFO L290 TraceCheckUtils]: 20: Hoare triple {2755#false} assume 0 == ~cond; {2755#false} is VALID [2022-04-15 05:56:55,689 INFO L290 TraceCheckUtils]: 21: Hoare triple {2755#false} assume !false; {2755#false} is VALID [2022-04-15 05:56:55,689 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 05:56:55,689 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-15 05:56:55,689 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1591208770] [2022-04-15 05:56:55,690 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1591208770] provided 0 perfect and 1 imperfect interpolant sequences [2022-04-15 05:56:55,690 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1723048160] [2022-04-15 05:56:55,690 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-04-15 05:56:55,690 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-15 05:56:55,690 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-15 05:56:55,704 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-04-15 05:56:55,705 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2022-04-15 05:56:55,737 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-04-15 05:56:55,737 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-15 05:56:55,738 INFO L263 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 25 conjunts are in the unsatisfiable core [2022-04-15 05:56:55,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 05:56:55,744 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-15 05:56:56,020 INFO L272 TraceCheckUtils]: 0: Hoare triple {2754#true} call ULTIMATE.init(); {2754#true} is VALID [2022-04-15 05:56:56,020 INFO L290 TraceCheckUtils]: 1: Hoare triple {2754#true} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {2754#true} is VALID [2022-04-15 05:56:56,020 INFO L290 TraceCheckUtils]: 2: Hoare triple {2754#true} assume true; {2754#true} is VALID [2022-04-15 05:56:56,021 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {2754#true} {2754#true} #34#return; {2754#true} is VALID [2022-04-15 05:56:56,021 INFO L272 TraceCheckUtils]: 4: Hoare triple {2754#true} call #t~ret5 := main(); {2754#true} is VALID [2022-04-15 05:56:56,021 INFO L290 TraceCheckUtils]: 5: Hoare triple {2754#true} ~x~0 := 1;~y~0 := 0; {2759#(= main_~y~0 0)} is VALID [2022-04-15 05:56:56,021 INFO L290 TraceCheckUtils]: 6: Hoare triple {2759#(= main_~y~0 0)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {2760#(and (<= 1 main_~y~0) (<= main_~y~0 1))} is VALID [2022-04-15 05:56:56,022 INFO L290 TraceCheckUtils]: 7: Hoare triple {2760#(and (<= 1 main_~y~0) (<= main_~y~0 1))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {2761#(and (<= 2 main_~y~0) (<= main_~y~0 2))} is VALID [2022-04-15 05:56:56,022 INFO L290 TraceCheckUtils]: 8: Hoare triple {2761#(and (<= 2 main_~y~0) (<= main_~y~0 2))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {2762#(and (<= main_~y~0 3) (<= 3 main_~y~0))} is VALID [2022-04-15 05:56:56,023 INFO L290 TraceCheckUtils]: 9: Hoare triple {2762#(and (<= main_~y~0 3) (<= 3 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {2763#(and (<= main_~y~0 4) (<= 4 main_~y~0))} is VALID [2022-04-15 05:56:56,023 INFO L290 TraceCheckUtils]: 10: Hoare triple {2763#(and (<= main_~y~0 4) (<= 4 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {2764#(and (<= 5 main_~y~0) (<= main_~y~0 5))} is VALID [2022-04-15 05:56:56,024 INFO L290 TraceCheckUtils]: 11: Hoare triple {2764#(and (<= 5 main_~y~0) (<= main_~y~0 5))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {2765#(and (<= main_~y~0 6) (<= 6 main_~y~0))} is VALID [2022-04-15 05:56:56,024 INFO L290 TraceCheckUtils]: 12: Hoare triple {2765#(and (<= main_~y~0 6) (<= 6 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {2766#(and (<= 7 main_~y~0) (<= main_~y~0 7))} is VALID [2022-04-15 05:56:56,025 INFO L290 TraceCheckUtils]: 13: Hoare triple {2766#(and (<= 7 main_~y~0) (<= main_~y~0 7))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {2767#(and (<= main_~y~0 8) (<= 8 main_~y~0))} is VALID [2022-04-15 05:56:56,026 INFO L290 TraceCheckUtils]: 14: Hoare triple {2767#(and (<= main_~y~0 8) (<= 8 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {2768#(and (<= 9 main_~y~0) (<= main_~y~0 9))} is VALID [2022-04-15 05:56:56,026 INFO L290 TraceCheckUtils]: 15: Hoare triple {2768#(and (<= 9 main_~y~0) (<= main_~y~0 9))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {2769#(and (<= main_~y~0 10) (<= 10 main_~y~0))} is VALID [2022-04-15 05:56:56,027 INFO L290 TraceCheckUtils]: 16: Hoare triple {2769#(and (<= main_~y~0 10) (<= 10 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {2823#(and (<= main_~y~0 11) (<= 11 main_~y~0))} is VALID [2022-04-15 05:56:56,027 INFO L290 TraceCheckUtils]: 17: Hoare triple {2823#(and (<= main_~y~0 11) (<= 11 main_~y~0))} assume !(~y~0 % 4294967296 < 1024); {2755#false} is VALID [2022-04-15 05:56:56,027 INFO L272 TraceCheckUtils]: 18: Hoare triple {2755#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {2755#false} is VALID [2022-04-15 05:56:56,027 INFO L290 TraceCheckUtils]: 19: Hoare triple {2755#false} ~cond := #in~cond; {2755#false} is VALID [2022-04-15 05:56:56,027 INFO L290 TraceCheckUtils]: 20: Hoare triple {2755#false} assume 0 == ~cond; {2755#false} is VALID [2022-04-15 05:56:56,027 INFO L290 TraceCheckUtils]: 21: Hoare triple {2755#false} assume !false; {2755#false} is VALID [2022-04-15 05:56:56,028 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 05:56:56,028 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-15 05:56:56,338 INFO L290 TraceCheckUtils]: 21: Hoare triple {2755#false} assume !false; {2755#false} is VALID [2022-04-15 05:56:56,339 INFO L290 TraceCheckUtils]: 20: Hoare triple {2755#false} assume 0 == ~cond; {2755#false} is VALID [2022-04-15 05:56:56,339 INFO L290 TraceCheckUtils]: 19: Hoare triple {2755#false} ~cond := #in~cond; {2755#false} is VALID [2022-04-15 05:56:56,339 INFO L272 TraceCheckUtils]: 18: Hoare triple {2755#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {2755#false} is VALID [2022-04-15 05:56:56,339 INFO L290 TraceCheckUtils]: 17: Hoare triple {2851#(< (mod main_~y~0 4294967296) 1024)} assume !(~y~0 % 4294967296 < 1024); {2755#false} is VALID [2022-04-15 05:56:56,340 INFO L290 TraceCheckUtils]: 16: Hoare triple {2855#(< (mod (+ main_~y~0 1) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {2851#(< (mod main_~y~0 4294967296) 1024)} is VALID [2022-04-15 05:56:56,341 INFO L290 TraceCheckUtils]: 15: Hoare triple {2859#(< (mod (+ main_~y~0 2) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {2855#(< (mod (+ main_~y~0 1) 4294967296) 1024)} is VALID [2022-04-15 05:56:56,341 INFO L290 TraceCheckUtils]: 14: Hoare triple {2863#(< (mod (+ main_~y~0 3) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {2859#(< (mod (+ main_~y~0 2) 4294967296) 1024)} is VALID [2022-04-15 05:56:56,342 INFO L290 TraceCheckUtils]: 13: Hoare triple {2867#(< (mod (+ main_~y~0 4) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {2863#(< (mod (+ main_~y~0 3) 4294967296) 1024)} is VALID [2022-04-15 05:56:56,343 INFO L290 TraceCheckUtils]: 12: Hoare triple {2871#(< (mod (+ 5 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {2867#(< (mod (+ main_~y~0 4) 4294967296) 1024)} is VALID [2022-04-15 05:56:56,343 INFO L290 TraceCheckUtils]: 11: Hoare triple {2875#(< (mod (+ main_~y~0 6) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {2871#(< (mod (+ 5 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:56:56,344 INFO L290 TraceCheckUtils]: 10: Hoare triple {2879#(< (mod (+ 7 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {2875#(< (mod (+ main_~y~0 6) 4294967296) 1024)} is VALID [2022-04-15 05:56:56,345 INFO L290 TraceCheckUtils]: 9: Hoare triple {2883#(< (mod (+ main_~y~0 8) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {2879#(< (mod (+ 7 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:56:56,346 INFO L290 TraceCheckUtils]: 8: Hoare triple {2887#(< (mod (+ main_~y~0 9) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {2883#(< (mod (+ main_~y~0 8) 4294967296) 1024)} is VALID [2022-04-15 05:56:56,347 INFO L290 TraceCheckUtils]: 7: Hoare triple {2891#(< (mod (+ main_~y~0 10) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {2887#(< (mod (+ main_~y~0 9) 4294967296) 1024)} is VALID [2022-04-15 05:56:56,348 INFO L290 TraceCheckUtils]: 6: Hoare triple {2895#(< (mod (+ main_~y~0 11) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {2891#(< (mod (+ main_~y~0 10) 4294967296) 1024)} is VALID [2022-04-15 05:56:56,348 INFO L290 TraceCheckUtils]: 5: Hoare triple {2754#true} ~x~0 := 1;~y~0 := 0; {2895#(< (mod (+ main_~y~0 11) 4294967296) 1024)} is VALID [2022-04-15 05:56:56,348 INFO L272 TraceCheckUtils]: 4: Hoare triple {2754#true} call #t~ret5 := main(); {2754#true} is VALID [2022-04-15 05:56:56,348 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {2754#true} {2754#true} #34#return; {2754#true} is VALID [2022-04-15 05:56:56,348 INFO L290 TraceCheckUtils]: 2: Hoare triple {2754#true} assume true; {2754#true} is VALID [2022-04-15 05:56:56,348 INFO L290 TraceCheckUtils]: 1: Hoare triple {2754#true} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {2754#true} is VALID [2022-04-15 05:56:56,348 INFO L272 TraceCheckUtils]: 0: Hoare triple {2754#true} call ULTIMATE.init(); {2754#true} is VALID [2022-04-15 05:56:56,349 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 05:56:56,349 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1723048160] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-15 05:56:56,349 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-04-15 05:56:56,349 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 14, 14] total 28 [2022-04-15 05:56:56,349 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-15 05:56:56,349 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [605428112] [2022-04-15 05:56:56,349 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [605428112] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-15 05:56:56,349 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-15 05:56:56,349 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2022-04-15 05:56:56,349 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2140943125] [2022-04-15 05:56:56,350 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-15 05:56:56,350 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 1.2) internal successors, (18), 14 states have internal predecessors, (18), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 22 [2022-04-15 05:56:56,350 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-15 05:56:56,350 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 15 states, 15 states have (on average 1.2) internal successors, (18), 14 states have internal predecessors, (18), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:56:56,365 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 22 edges. 22 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 05:56:56,365 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-04-15 05:56:56,366 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-15 05:56:56,366 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-04-15 05:56:56,366 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=221, Invalid=535, Unknown=0, NotChecked=0, Total=756 [2022-04-15 05:56:56,366 INFO L87 Difference]: Start difference. First operand 23 states and 23 transitions. Second operand has 15 states, 15 states have (on average 1.2) internal successors, (18), 14 states have internal predecessors, (18), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:56:56,891 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 05:56:56,891 INFO L93 Difference]: Finished difference Result 29 states and 29 transitions. [2022-04-15 05:56:56,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-04-15 05:56:56,891 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 1.2) internal successors, (18), 14 states have internal predecessors, (18), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 22 [2022-04-15 05:56:56,891 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-15 05:56:56,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15 states, 15 states have (on average 1.2) internal successors, (18), 14 states have internal predecessors, (18), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:56:56,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 29 transitions. [2022-04-15 05:56:56,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15 states, 15 states have (on average 1.2) internal successors, (18), 14 states have internal predecessors, (18), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:56:56,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 29 transitions. [2022-04-15 05:56:56,895 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 15 states and 29 transitions. [2022-04-15 05:56:56,911 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 29 edges. 29 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 05:56:56,911 INFO L225 Difference]: With dead ends: 29 [2022-04-15 05:56:56,911 INFO L226 Difference]: Without dead ends: 24 [2022-04-15 05:56:56,912 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 32 SyntacticMatches, 1 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 94 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=435, Invalid=1125, Unknown=0, NotChecked=0, Total=1560 [2022-04-15 05:56:56,912 INFO L913 BasicCegarLoop]: 11 mSDtfsCounter, 6 mSDsluCounter, 37 mSDsCounter, 0 mSdLazyCounter, 169 mSolverCounterSat, 25 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 48 SdHoareTripleChecker+Invalid, 194 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 25 IncrementalHoareTripleChecker+Valid, 169 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-04-15 05:56:56,913 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [6 Valid, 48 Invalid, 194 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [25 Valid, 169 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-04-15 05:56:56,913 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24 states. [2022-04-15 05:56:56,927 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24 to 24. [2022-04-15 05:56:56,927 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-15 05:56:56,927 INFO L82 GeneralOperation]: Start isEquivalent. First operand 24 states. Second operand has 24 states, 19 states have (on average 1.0526315789473684) internal successors, (20), 19 states have internal predecessors, (20), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:56:56,927 INFO L74 IsIncluded]: Start isIncluded. First operand 24 states. Second operand has 24 states, 19 states have (on average 1.0526315789473684) internal successors, (20), 19 states have internal predecessors, (20), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:56:56,928 INFO L87 Difference]: Start difference. First operand 24 states. Second operand has 24 states, 19 states have (on average 1.0526315789473684) internal successors, (20), 19 states have internal predecessors, (20), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:56:56,930 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 05:56:56,930 INFO L93 Difference]: Finished difference Result 24 states and 24 transitions. [2022-04-15 05:56:56,931 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 24 transitions. [2022-04-15 05:56:56,931 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-15 05:56:56,931 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-15 05:56:56,931 INFO L74 IsIncluded]: Start isIncluded. First operand has 24 states, 19 states have (on average 1.0526315789473684) internal successors, (20), 19 states have internal predecessors, (20), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 24 states. [2022-04-15 05:56:56,931 INFO L87 Difference]: Start difference. First operand has 24 states, 19 states have (on average 1.0526315789473684) internal successors, (20), 19 states have internal predecessors, (20), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 24 states. [2022-04-15 05:56:56,934 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 05:56:56,934 INFO L93 Difference]: Finished difference Result 24 states and 24 transitions. [2022-04-15 05:56:56,934 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 24 transitions. [2022-04-15 05:56:56,934 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-15 05:56:56,934 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-15 05:56:56,934 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-15 05:56:56,934 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-15 05:56:56,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24 states, 19 states have (on average 1.0526315789473684) internal successors, (20), 19 states have internal predecessors, (20), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:56:56,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 24 transitions. [2022-04-15 05:56:56,937 INFO L78 Accepts]: Start accepts. Automaton has 24 states and 24 transitions. Word has length 22 [2022-04-15 05:56:56,942 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-15 05:56:56,943 INFO L478 AbstractCegarLoop]: Abstraction has 24 states and 24 transitions. [2022-04-15 05:56:56,943 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 1.2) internal successors, (18), 14 states have internal predecessors, (18), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:56:56,943 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 24 states and 24 transitions. [2022-04-15 05:56:56,959 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 24 edges. 24 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 05:56:56,959 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 24 transitions. [2022-04-15 05:56:56,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-04-15 05:56:56,961 INFO L491 BasicCegarLoop]: Found error trace [2022-04-15 05:56:56,961 INFO L499 BasicCegarLoop]: trace histogram [12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-15 05:56:56,979 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2022-04-15 05:56:57,175 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable22,SelfDestructingSolverStorable23 [2022-04-15 05:56:57,176 INFO L403 AbstractCegarLoop]: === Iteration 14 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-15 05:56:57,176 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-15 05:56:57,176 INFO L85 PathProgramCache]: Analyzing trace with hash 56692572, now seen corresponding path program 23 times [2022-04-15 05:56:57,176 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-15 05:56:57,176 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [1157499013] [2022-04-15 05:56:58,373 WARN L977 rdanLoopAcceleration]: Unable to prove correctness of quantifier elimination. [2022-04-15 05:56:58,512 INFO L89 AcceleratorJordan]: Jordan loop acceleration statistics: 1 HavocedVariables, 2 AssignedVariables, 0 ReadonlyVariables, Eigenvalues: {0={1=1}, 1={2=1}}, 1 SequentialAcceleration, 0 AlternatingAcceleration, 1 QuantifierFreeResult [2022-04-15 05:56:58,513 INFO L271 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2022-04-15 05:56:58,517 INFO L85 PathProgramCache]: Analyzing trace with hash -1217149001, now seen corresponding path program 1 times [2022-04-15 05:56:58,517 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-15 05:56:58,517 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1064728003] [2022-04-15 05:56:58,517 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-15 05:56:58,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-15 05:56:58,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-15 05:56:58,524 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-04-15 05:56:58,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-15 05:56:58,528 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-04-15 05:56:58,528 INFO L85 PathProgramCache]: Analyzing trace with hash 56692572, now seen corresponding path program 24 times [2022-04-15 05:56:58,528 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-15 05:56:58,528 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1376707062] [2022-04-15 05:56:58,528 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-15 05:56:58,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-15 05:56:58,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 05:56:58,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-15 05:56:58,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 05:56:58,773 INFO L290 TraceCheckUtils]: 0: Hoare triple {3112#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {3094#true} is VALID [2022-04-15 05:56:58,773 INFO L290 TraceCheckUtils]: 1: Hoare triple {3094#true} assume true; {3094#true} is VALID [2022-04-15 05:56:58,773 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {3094#true} {3094#true} #34#return; {3094#true} is VALID [2022-04-15 05:56:58,774 INFO L272 TraceCheckUtils]: 0: Hoare triple {3094#true} call ULTIMATE.init(); {3112#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} is VALID [2022-04-15 05:56:58,774 INFO L290 TraceCheckUtils]: 1: Hoare triple {3112#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {3094#true} is VALID [2022-04-15 05:56:58,774 INFO L290 TraceCheckUtils]: 2: Hoare triple {3094#true} assume true; {3094#true} is VALID [2022-04-15 05:56:58,774 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {3094#true} {3094#true} #34#return; {3094#true} is VALID [2022-04-15 05:56:58,774 INFO L272 TraceCheckUtils]: 4: Hoare triple {3094#true} call #t~ret5 := main(); {3094#true} is VALID [2022-04-15 05:56:58,774 INFO L290 TraceCheckUtils]: 5: Hoare triple {3094#true} ~x~0 := 1;~y~0 := 0; {3099#(= main_~y~0 0)} is VALID [2022-04-15 05:56:58,775 INFO L290 TraceCheckUtils]: 6: Hoare triple {3099#(= main_~y~0 0)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {3100#(and (<= 1 main_~y~0) (<= main_~y~0 1))} is VALID [2022-04-15 05:56:58,775 INFO L290 TraceCheckUtils]: 7: Hoare triple {3100#(and (<= 1 main_~y~0) (<= main_~y~0 1))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {3101#(and (<= 2 main_~y~0) (<= main_~y~0 2))} is VALID [2022-04-15 05:56:58,776 INFO L290 TraceCheckUtils]: 8: Hoare triple {3101#(and (<= 2 main_~y~0) (<= main_~y~0 2))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {3102#(and (<= main_~y~0 3) (<= 3 main_~y~0))} is VALID [2022-04-15 05:56:58,776 INFO L290 TraceCheckUtils]: 9: Hoare triple {3102#(and (<= main_~y~0 3) (<= 3 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {3103#(and (<= main_~y~0 4) (<= 4 main_~y~0))} is VALID [2022-04-15 05:56:58,777 INFO L290 TraceCheckUtils]: 10: Hoare triple {3103#(and (<= main_~y~0 4) (<= 4 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {3104#(and (<= 5 main_~y~0) (<= main_~y~0 5))} is VALID [2022-04-15 05:56:58,777 INFO L290 TraceCheckUtils]: 11: Hoare triple {3104#(and (<= 5 main_~y~0) (<= main_~y~0 5))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {3105#(and (<= main_~y~0 6) (<= 6 main_~y~0))} is VALID [2022-04-15 05:56:58,778 INFO L290 TraceCheckUtils]: 12: Hoare triple {3105#(and (<= main_~y~0 6) (<= 6 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {3106#(and (<= 7 main_~y~0) (<= main_~y~0 7))} is VALID [2022-04-15 05:56:58,778 INFO L290 TraceCheckUtils]: 13: Hoare triple {3106#(and (<= 7 main_~y~0) (<= main_~y~0 7))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {3107#(and (<= main_~y~0 8) (<= 8 main_~y~0))} is VALID [2022-04-15 05:56:58,779 INFO L290 TraceCheckUtils]: 14: Hoare triple {3107#(and (<= main_~y~0 8) (<= 8 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {3108#(and (<= 9 main_~y~0) (<= main_~y~0 9))} is VALID [2022-04-15 05:56:58,779 INFO L290 TraceCheckUtils]: 15: Hoare triple {3108#(and (<= 9 main_~y~0) (<= main_~y~0 9))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {3109#(and (<= main_~y~0 10) (<= 10 main_~y~0))} is VALID [2022-04-15 05:56:58,780 INFO L290 TraceCheckUtils]: 16: Hoare triple {3109#(and (<= main_~y~0 10) (<= 10 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {3110#(and (<= main_~y~0 11) (<= 11 main_~y~0))} is VALID [2022-04-15 05:56:58,780 INFO L290 TraceCheckUtils]: 17: Hoare triple {3110#(and (<= main_~y~0 11) (<= 11 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {3111#(and (not (<= (+ (div main_~y~0 4294967296) 1) 0)) (<= main_~y~0 12))} is VALID [2022-04-15 05:56:58,781 INFO L290 TraceCheckUtils]: 18: Hoare triple {3111#(and (not (<= (+ (div main_~y~0 4294967296) 1) 0)) (<= main_~y~0 12))} assume !(~y~0 % 4294967296 < 1024); {3095#false} is VALID [2022-04-15 05:56:58,781 INFO L272 TraceCheckUtils]: 19: Hoare triple {3095#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {3095#false} is VALID [2022-04-15 05:56:58,781 INFO L290 TraceCheckUtils]: 20: Hoare triple {3095#false} ~cond := #in~cond; {3095#false} is VALID [2022-04-15 05:56:58,781 INFO L290 TraceCheckUtils]: 21: Hoare triple {3095#false} assume 0 == ~cond; {3095#false} is VALID [2022-04-15 05:56:58,781 INFO L290 TraceCheckUtils]: 22: Hoare triple {3095#false} assume !false; {3095#false} is VALID [2022-04-15 05:56:58,781 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 05:56:58,781 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-15 05:56:58,781 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1376707062] [2022-04-15 05:56:58,781 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1376707062] provided 0 perfect and 1 imperfect interpolant sequences [2022-04-15 05:56:58,782 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [971148024] [2022-04-15 05:56:58,782 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2022-04-15 05:56:58,782 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-15 05:56:58,782 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-15 05:56:58,783 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-04-15 05:56:58,806 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2022-04-15 05:56:58,845 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 7 check-sat command(s) [2022-04-15 05:56:58,846 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-15 05:56:58,846 INFO L263 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 27 conjunts are in the unsatisfiable core [2022-04-15 05:56:58,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 05:56:58,853 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-15 05:56:59,125 INFO L272 TraceCheckUtils]: 0: Hoare triple {3094#true} call ULTIMATE.init(); {3094#true} is VALID [2022-04-15 05:56:59,126 INFO L290 TraceCheckUtils]: 1: Hoare triple {3094#true} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {3094#true} is VALID [2022-04-15 05:56:59,126 INFO L290 TraceCheckUtils]: 2: Hoare triple {3094#true} assume true; {3094#true} is VALID [2022-04-15 05:56:59,126 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {3094#true} {3094#true} #34#return; {3094#true} is VALID [2022-04-15 05:56:59,126 INFO L272 TraceCheckUtils]: 4: Hoare triple {3094#true} call #t~ret5 := main(); {3094#true} is VALID [2022-04-15 05:56:59,126 INFO L290 TraceCheckUtils]: 5: Hoare triple {3094#true} ~x~0 := 1;~y~0 := 0; {3099#(= main_~y~0 0)} is VALID [2022-04-15 05:56:59,127 INFO L290 TraceCheckUtils]: 6: Hoare triple {3099#(= main_~y~0 0)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {3100#(and (<= 1 main_~y~0) (<= main_~y~0 1))} is VALID [2022-04-15 05:56:59,127 INFO L290 TraceCheckUtils]: 7: Hoare triple {3100#(and (<= 1 main_~y~0) (<= main_~y~0 1))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {3101#(and (<= 2 main_~y~0) (<= main_~y~0 2))} is VALID [2022-04-15 05:56:59,128 INFO L290 TraceCheckUtils]: 8: Hoare triple {3101#(and (<= 2 main_~y~0) (<= main_~y~0 2))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {3102#(and (<= main_~y~0 3) (<= 3 main_~y~0))} is VALID [2022-04-15 05:56:59,128 INFO L290 TraceCheckUtils]: 9: Hoare triple {3102#(and (<= main_~y~0 3) (<= 3 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {3103#(and (<= main_~y~0 4) (<= 4 main_~y~0))} is VALID [2022-04-15 05:56:59,129 INFO L290 TraceCheckUtils]: 10: Hoare triple {3103#(and (<= main_~y~0 4) (<= 4 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {3104#(and (<= 5 main_~y~0) (<= main_~y~0 5))} is VALID [2022-04-15 05:56:59,129 INFO L290 TraceCheckUtils]: 11: Hoare triple {3104#(and (<= 5 main_~y~0) (<= main_~y~0 5))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {3105#(and (<= main_~y~0 6) (<= 6 main_~y~0))} is VALID [2022-04-15 05:56:59,130 INFO L290 TraceCheckUtils]: 12: Hoare triple {3105#(and (<= main_~y~0 6) (<= 6 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {3106#(and (<= 7 main_~y~0) (<= main_~y~0 7))} is VALID [2022-04-15 05:56:59,130 INFO L290 TraceCheckUtils]: 13: Hoare triple {3106#(and (<= 7 main_~y~0) (<= main_~y~0 7))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {3107#(and (<= main_~y~0 8) (<= 8 main_~y~0))} is VALID [2022-04-15 05:56:59,131 INFO L290 TraceCheckUtils]: 14: Hoare triple {3107#(and (<= main_~y~0 8) (<= 8 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {3108#(and (<= 9 main_~y~0) (<= main_~y~0 9))} is VALID [2022-04-15 05:56:59,131 INFO L290 TraceCheckUtils]: 15: Hoare triple {3108#(and (<= 9 main_~y~0) (<= main_~y~0 9))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {3109#(and (<= main_~y~0 10) (<= 10 main_~y~0))} is VALID [2022-04-15 05:56:59,132 INFO L290 TraceCheckUtils]: 16: Hoare triple {3109#(and (<= main_~y~0 10) (<= 10 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {3110#(and (<= main_~y~0 11) (<= 11 main_~y~0))} is VALID [2022-04-15 05:56:59,132 INFO L290 TraceCheckUtils]: 17: Hoare triple {3110#(and (<= main_~y~0 11) (<= 11 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {3167#(and (<= 12 main_~y~0) (<= main_~y~0 12))} is VALID [2022-04-15 05:56:59,133 INFO L290 TraceCheckUtils]: 18: Hoare triple {3167#(and (<= 12 main_~y~0) (<= main_~y~0 12))} assume !(~y~0 % 4294967296 < 1024); {3095#false} is VALID [2022-04-15 05:56:59,133 INFO L272 TraceCheckUtils]: 19: Hoare triple {3095#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {3095#false} is VALID [2022-04-15 05:56:59,133 INFO L290 TraceCheckUtils]: 20: Hoare triple {3095#false} ~cond := #in~cond; {3095#false} is VALID [2022-04-15 05:56:59,133 INFO L290 TraceCheckUtils]: 21: Hoare triple {3095#false} assume 0 == ~cond; {3095#false} is VALID [2022-04-15 05:56:59,133 INFO L290 TraceCheckUtils]: 22: Hoare triple {3095#false} assume !false; {3095#false} is VALID [2022-04-15 05:56:59,133 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 05:56:59,133 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-15 05:56:59,480 INFO L290 TraceCheckUtils]: 22: Hoare triple {3095#false} assume !false; {3095#false} is VALID [2022-04-15 05:56:59,480 INFO L290 TraceCheckUtils]: 21: Hoare triple {3095#false} assume 0 == ~cond; {3095#false} is VALID [2022-04-15 05:56:59,482 INFO L290 TraceCheckUtils]: 20: Hoare triple {3095#false} ~cond := #in~cond; {3095#false} is VALID [2022-04-15 05:56:59,482 INFO L272 TraceCheckUtils]: 19: Hoare triple {3095#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {3095#false} is VALID [2022-04-15 05:56:59,483 INFO L290 TraceCheckUtils]: 18: Hoare triple {3195#(< (mod main_~y~0 4294967296) 1024)} assume !(~y~0 % 4294967296 < 1024); {3095#false} is VALID [2022-04-15 05:56:59,483 INFO L290 TraceCheckUtils]: 17: Hoare triple {3199#(< (mod (+ main_~y~0 1) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {3195#(< (mod main_~y~0 4294967296) 1024)} is VALID [2022-04-15 05:56:59,484 INFO L290 TraceCheckUtils]: 16: Hoare triple {3203#(< (mod (+ main_~y~0 2) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {3199#(< (mod (+ main_~y~0 1) 4294967296) 1024)} is VALID [2022-04-15 05:56:59,484 INFO L290 TraceCheckUtils]: 15: Hoare triple {3207#(< (mod (+ main_~y~0 3) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {3203#(< (mod (+ main_~y~0 2) 4294967296) 1024)} is VALID [2022-04-15 05:56:59,503 INFO L290 TraceCheckUtils]: 14: Hoare triple {3211#(< (mod (+ main_~y~0 4) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {3207#(< (mod (+ main_~y~0 3) 4294967296) 1024)} is VALID [2022-04-15 05:56:59,503 INFO L290 TraceCheckUtils]: 13: Hoare triple {3215#(< (mod (+ 5 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {3211#(< (mod (+ main_~y~0 4) 4294967296) 1024)} is VALID [2022-04-15 05:56:59,504 INFO L290 TraceCheckUtils]: 12: Hoare triple {3219#(< (mod (+ main_~y~0 6) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {3215#(< (mod (+ 5 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:56:59,504 INFO L290 TraceCheckUtils]: 11: Hoare triple {3223#(< (mod (+ 7 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {3219#(< (mod (+ main_~y~0 6) 4294967296) 1024)} is VALID [2022-04-15 05:56:59,505 INFO L290 TraceCheckUtils]: 10: Hoare triple {3227#(< (mod (+ main_~y~0 8) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {3223#(< (mod (+ 7 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:56:59,505 INFO L290 TraceCheckUtils]: 9: Hoare triple {3231#(< (mod (+ main_~y~0 9) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {3227#(< (mod (+ main_~y~0 8) 4294967296) 1024)} is VALID [2022-04-15 05:56:59,506 INFO L290 TraceCheckUtils]: 8: Hoare triple {3235#(< (mod (+ main_~y~0 10) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {3231#(< (mod (+ main_~y~0 9) 4294967296) 1024)} is VALID [2022-04-15 05:56:59,506 INFO L290 TraceCheckUtils]: 7: Hoare triple {3239#(< (mod (+ main_~y~0 11) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {3235#(< (mod (+ main_~y~0 10) 4294967296) 1024)} is VALID [2022-04-15 05:56:59,507 INFO L290 TraceCheckUtils]: 6: Hoare triple {3243#(< (mod (+ main_~y~0 12) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {3239#(< (mod (+ main_~y~0 11) 4294967296) 1024)} is VALID [2022-04-15 05:56:59,508 INFO L290 TraceCheckUtils]: 5: Hoare triple {3094#true} ~x~0 := 1;~y~0 := 0; {3243#(< (mod (+ main_~y~0 12) 4294967296) 1024)} is VALID [2022-04-15 05:56:59,508 INFO L272 TraceCheckUtils]: 4: Hoare triple {3094#true} call #t~ret5 := main(); {3094#true} is VALID [2022-04-15 05:56:59,508 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {3094#true} {3094#true} #34#return; {3094#true} is VALID [2022-04-15 05:56:59,508 INFO L290 TraceCheckUtils]: 2: Hoare triple {3094#true} assume true; {3094#true} is VALID [2022-04-15 05:56:59,508 INFO L290 TraceCheckUtils]: 1: Hoare triple {3094#true} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {3094#true} is VALID [2022-04-15 05:56:59,508 INFO L272 TraceCheckUtils]: 0: Hoare triple {3094#true} call ULTIMATE.init(); {3094#true} is VALID [2022-04-15 05:56:59,508 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 05:56:59,509 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [971148024] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-15 05:56:59,509 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-04-15 05:56:59,509 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 15, 15] total 30 [2022-04-15 05:56:59,509 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-15 05:56:59,509 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [1157499013] [2022-04-15 05:56:59,509 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [1157499013] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-15 05:56:59,509 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-15 05:56:59,509 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-04-15 05:56:59,509 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [692906795] [2022-04-15 05:56:59,509 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-15 05:56:59,510 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 1.1875) internal successors, (19), 15 states have internal predecessors, (19), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 23 [2022-04-15 05:56:59,510 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-15 05:56:59,510 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 16 states, 16 states have (on average 1.1875) internal successors, (19), 15 states have internal predecessors, (19), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:56:59,519 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 23 edges. 23 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 05:56:59,519 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-04-15 05:56:59,519 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-15 05:56:59,520 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-04-15 05:56:59,520 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=252, Invalid=618, Unknown=0, NotChecked=0, Total=870 [2022-04-15 05:56:59,520 INFO L87 Difference]: Start difference. First operand 24 states and 24 transitions. Second operand has 16 states, 16 states have (on average 1.1875) internal successors, (19), 15 states have internal predecessors, (19), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:56:59,866 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 05:56:59,867 INFO L93 Difference]: Finished difference Result 30 states and 30 transitions. [2022-04-15 05:56:59,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-04-15 05:56:59,867 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 1.1875) internal successors, (19), 15 states have internal predecessors, (19), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 23 [2022-04-15 05:56:59,867 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-15 05:56:59,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16 states, 16 states have (on average 1.1875) internal successors, (19), 15 states have internal predecessors, (19), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:56:59,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 30 transitions. [2022-04-15 05:56:59,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16 states, 16 states have (on average 1.1875) internal successors, (19), 15 states have internal predecessors, (19), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:56:59,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 30 transitions. [2022-04-15 05:56:59,868 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 16 states and 30 transitions. [2022-04-15 05:56:59,888 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 30 edges. 30 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 05:56:59,888 INFO L225 Difference]: With dead ends: 30 [2022-04-15 05:56:59,888 INFO L226 Difference]: Without dead ends: 25 [2022-04-15 05:56:59,889 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 33 SyntacticMatches, 1 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 108 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=497, Invalid=1309, Unknown=0, NotChecked=0, Total=1806 [2022-04-15 05:56:59,889 INFO L913 BasicCegarLoop]: 11 mSDtfsCounter, 6 mSDsluCounter, 12 mSDsCounter, 0 mSdLazyCounter, 168 mSolverCounterSat, 27 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 23 SdHoareTripleChecker+Invalid, 195 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 27 IncrementalHoareTripleChecker+Valid, 168 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-04-15 05:56:59,889 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [6 Valid, 23 Invalid, 195 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [27 Valid, 168 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-04-15 05:56:59,890 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25 states. [2022-04-15 05:56:59,907 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25 to 25. [2022-04-15 05:56:59,907 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-15 05:56:59,907 INFO L82 GeneralOperation]: Start isEquivalent. First operand 25 states. Second operand has 25 states, 20 states have (on average 1.05) internal successors, (21), 20 states have internal predecessors, (21), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:56:59,907 INFO L74 IsIncluded]: Start isIncluded. First operand 25 states. Second operand has 25 states, 20 states have (on average 1.05) internal successors, (21), 20 states have internal predecessors, (21), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:56:59,907 INFO L87 Difference]: Start difference. First operand 25 states. Second operand has 25 states, 20 states have (on average 1.05) internal successors, (21), 20 states have internal predecessors, (21), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:56:59,908 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 05:56:59,908 INFO L93 Difference]: Finished difference Result 25 states and 25 transitions. [2022-04-15 05:56:59,908 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 25 transitions. [2022-04-15 05:56:59,908 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-15 05:56:59,908 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-15 05:56:59,908 INFO L74 IsIncluded]: Start isIncluded. First operand has 25 states, 20 states have (on average 1.05) internal successors, (21), 20 states have internal predecessors, (21), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 25 states. [2022-04-15 05:56:59,908 INFO L87 Difference]: Start difference. First operand has 25 states, 20 states have (on average 1.05) internal successors, (21), 20 states have internal predecessors, (21), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 25 states. [2022-04-15 05:56:59,909 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 05:56:59,909 INFO L93 Difference]: Finished difference Result 25 states and 25 transitions. [2022-04-15 05:56:59,909 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 25 transitions. [2022-04-15 05:56:59,909 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-15 05:56:59,909 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-15 05:56:59,909 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-15 05:56:59,909 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-15 05:56:59,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25 states, 20 states have (on average 1.05) internal successors, (21), 20 states have internal predecessors, (21), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:56:59,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 25 transitions. [2022-04-15 05:56:59,910 INFO L78 Accepts]: Start accepts. Automaton has 25 states and 25 transitions. Word has length 23 [2022-04-15 05:56:59,910 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-15 05:56:59,910 INFO L478 AbstractCegarLoop]: Abstraction has 25 states and 25 transitions. [2022-04-15 05:56:59,910 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 1.1875) internal successors, (19), 15 states have internal predecessors, (19), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:56:59,910 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 25 states and 25 transitions. [2022-04-15 05:56:59,924 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 25 edges. 25 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 05:56:59,924 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 25 transitions. [2022-04-15 05:56:59,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-04-15 05:56:59,926 INFO L491 BasicCegarLoop]: Found error trace [2022-04-15 05:56:59,926 INFO L499 BasicCegarLoop]: trace histogram [13, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-15 05:56:59,945 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2022-04-15 05:57:00,127 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable24,SelfDestructingSolverStorable25 [2022-04-15 05:57:00,127 INFO L403 AbstractCegarLoop]: === Iteration 15 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-15 05:57:00,127 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-15 05:57:00,127 INFO L85 PathProgramCache]: Analyzing trace with hash 1793930998, now seen corresponding path program 25 times [2022-04-15 05:57:00,128 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-15 05:57:00,128 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [1569413062] [2022-04-15 05:57:02,645 WARN L977 rdanLoopAcceleration]: Unable to prove correctness of quantifier elimination. [2022-04-15 05:57:02,788 INFO L89 AcceleratorJordan]: Jordan loop acceleration statistics: 1 HavocedVariables, 2 AssignedVariables, 0 ReadonlyVariables, Eigenvalues: {0={1=1}, 1={2=1}}, 1 SequentialAcceleration, 0 AlternatingAcceleration, 1 QuantifierFreeResult [2022-04-15 05:57:02,790 INFO L271 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2022-04-15 05:57:02,791 INFO L85 PathProgramCache]: Analyzing trace with hash -1158043657, now seen corresponding path program 1 times [2022-04-15 05:57:02,791 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-15 05:57:02,791 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [518150288] [2022-04-15 05:57:02,791 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-15 05:57:02,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-15 05:57:02,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-15 05:57:02,798 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-04-15 05:57:02,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-15 05:57:02,801 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-04-15 05:57:02,802 INFO L85 PathProgramCache]: Analyzing trace with hash 1793930998, now seen corresponding path program 26 times [2022-04-15 05:57:02,802 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-15 05:57:02,802 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [90242274] [2022-04-15 05:57:02,802 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-15 05:57:02,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-15 05:57:02,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 05:57:03,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-15 05:57:03,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 05:57:03,014 INFO L290 TraceCheckUtils]: 0: Hoare triple {3469#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {3450#true} is VALID [2022-04-15 05:57:03,015 INFO L290 TraceCheckUtils]: 1: Hoare triple {3450#true} assume true; {3450#true} is VALID [2022-04-15 05:57:03,015 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {3450#true} {3450#true} #34#return; {3450#true} is VALID [2022-04-15 05:57:03,024 INFO L272 TraceCheckUtils]: 0: Hoare triple {3450#true} call ULTIMATE.init(); {3469#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} is VALID [2022-04-15 05:57:03,024 INFO L290 TraceCheckUtils]: 1: Hoare triple {3469#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {3450#true} is VALID [2022-04-15 05:57:03,024 INFO L290 TraceCheckUtils]: 2: Hoare triple {3450#true} assume true; {3450#true} is VALID [2022-04-15 05:57:03,024 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {3450#true} {3450#true} #34#return; {3450#true} is VALID [2022-04-15 05:57:03,024 INFO L272 TraceCheckUtils]: 4: Hoare triple {3450#true} call #t~ret5 := main(); {3450#true} is VALID [2022-04-15 05:57:03,024 INFO L290 TraceCheckUtils]: 5: Hoare triple {3450#true} ~x~0 := 1;~y~0 := 0; {3455#(= main_~y~0 0)} is VALID [2022-04-15 05:57:03,025 INFO L290 TraceCheckUtils]: 6: Hoare triple {3455#(= main_~y~0 0)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {3456#(and (<= 1 main_~y~0) (<= main_~y~0 1))} is VALID [2022-04-15 05:57:03,025 INFO L290 TraceCheckUtils]: 7: Hoare triple {3456#(and (<= 1 main_~y~0) (<= main_~y~0 1))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {3457#(and (<= 2 main_~y~0) (<= main_~y~0 2))} is VALID [2022-04-15 05:57:03,025 INFO L290 TraceCheckUtils]: 8: Hoare triple {3457#(and (<= 2 main_~y~0) (<= main_~y~0 2))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {3458#(and (<= main_~y~0 3) (<= 3 main_~y~0))} is VALID [2022-04-15 05:57:03,026 INFO L290 TraceCheckUtils]: 9: Hoare triple {3458#(and (<= main_~y~0 3) (<= 3 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {3459#(and (<= main_~y~0 4) (<= 4 main_~y~0))} is VALID [2022-04-15 05:57:03,026 INFO L290 TraceCheckUtils]: 10: Hoare triple {3459#(and (<= main_~y~0 4) (<= 4 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {3460#(and (<= 5 main_~y~0) (<= main_~y~0 5))} is VALID [2022-04-15 05:57:03,027 INFO L290 TraceCheckUtils]: 11: Hoare triple {3460#(and (<= 5 main_~y~0) (<= main_~y~0 5))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {3461#(and (<= main_~y~0 6) (<= 6 main_~y~0))} is VALID [2022-04-15 05:57:03,027 INFO L290 TraceCheckUtils]: 12: Hoare triple {3461#(and (<= main_~y~0 6) (<= 6 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {3462#(and (<= 7 main_~y~0) (<= main_~y~0 7))} is VALID [2022-04-15 05:57:03,037 INFO L290 TraceCheckUtils]: 13: Hoare triple {3462#(and (<= 7 main_~y~0) (<= main_~y~0 7))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {3463#(and (<= main_~y~0 8) (<= 8 main_~y~0))} is VALID [2022-04-15 05:57:03,038 INFO L290 TraceCheckUtils]: 14: Hoare triple {3463#(and (<= main_~y~0 8) (<= 8 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {3464#(and (<= 9 main_~y~0) (<= main_~y~0 9))} is VALID [2022-04-15 05:57:03,038 INFO L290 TraceCheckUtils]: 15: Hoare triple {3464#(and (<= 9 main_~y~0) (<= main_~y~0 9))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {3465#(and (<= main_~y~0 10) (<= 10 main_~y~0))} is VALID [2022-04-15 05:57:03,038 INFO L290 TraceCheckUtils]: 16: Hoare triple {3465#(and (<= main_~y~0 10) (<= 10 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {3466#(and (<= main_~y~0 11) (<= 11 main_~y~0))} is VALID [2022-04-15 05:57:03,039 INFO L290 TraceCheckUtils]: 17: Hoare triple {3466#(and (<= main_~y~0 11) (<= 11 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {3467#(and (<= 12 main_~y~0) (<= main_~y~0 12))} is VALID [2022-04-15 05:57:03,039 INFO L290 TraceCheckUtils]: 18: Hoare triple {3467#(and (<= 12 main_~y~0) (<= main_~y~0 12))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {3468#(and (<= main_~y~0 13) (not (<= (+ (div main_~y~0 4294967296) 1) 0)))} is VALID [2022-04-15 05:57:03,040 INFO L290 TraceCheckUtils]: 19: Hoare triple {3468#(and (<= main_~y~0 13) (not (<= (+ (div main_~y~0 4294967296) 1) 0)))} assume !(~y~0 % 4294967296 < 1024); {3451#false} is VALID [2022-04-15 05:57:03,040 INFO L272 TraceCheckUtils]: 20: Hoare triple {3451#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {3451#false} is VALID [2022-04-15 05:57:03,040 INFO L290 TraceCheckUtils]: 21: Hoare triple {3451#false} ~cond := #in~cond; {3451#false} is VALID [2022-04-15 05:57:03,040 INFO L290 TraceCheckUtils]: 22: Hoare triple {3451#false} assume 0 == ~cond; {3451#false} is VALID [2022-04-15 05:57:03,040 INFO L290 TraceCheckUtils]: 23: Hoare triple {3451#false} assume !false; {3451#false} is VALID [2022-04-15 05:57:03,040 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 05:57:03,040 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-15 05:57:03,040 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [90242274] [2022-04-15 05:57:03,040 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [90242274] provided 0 perfect and 1 imperfect interpolant sequences [2022-04-15 05:57:03,041 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [565629901] [2022-04-15 05:57:03,041 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-04-15 05:57:03,041 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-15 05:57:03,041 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-15 05:57:03,049 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-04-15 05:57:03,050 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2022-04-15 05:57:03,081 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-04-15 05:57:03,081 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-15 05:57:03,082 INFO L263 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 29 conjunts are in the unsatisfiable core [2022-04-15 05:57:03,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 05:57:03,086 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-15 05:57:03,329 INFO L272 TraceCheckUtils]: 0: Hoare triple {3450#true} call ULTIMATE.init(); {3450#true} is VALID [2022-04-15 05:57:03,329 INFO L290 TraceCheckUtils]: 1: Hoare triple {3450#true} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {3450#true} is VALID [2022-04-15 05:57:03,329 INFO L290 TraceCheckUtils]: 2: Hoare triple {3450#true} assume true; {3450#true} is VALID [2022-04-15 05:57:03,329 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {3450#true} {3450#true} #34#return; {3450#true} is VALID [2022-04-15 05:57:03,329 INFO L272 TraceCheckUtils]: 4: Hoare triple {3450#true} call #t~ret5 := main(); {3450#true} is VALID [2022-04-15 05:57:03,329 INFO L290 TraceCheckUtils]: 5: Hoare triple {3450#true} ~x~0 := 1;~y~0 := 0; {3455#(= main_~y~0 0)} is VALID [2022-04-15 05:57:03,330 INFO L290 TraceCheckUtils]: 6: Hoare triple {3455#(= main_~y~0 0)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {3456#(and (<= 1 main_~y~0) (<= main_~y~0 1))} is VALID [2022-04-15 05:57:03,330 INFO L290 TraceCheckUtils]: 7: Hoare triple {3456#(and (<= 1 main_~y~0) (<= main_~y~0 1))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {3457#(and (<= 2 main_~y~0) (<= main_~y~0 2))} is VALID [2022-04-15 05:57:03,331 INFO L290 TraceCheckUtils]: 8: Hoare triple {3457#(and (<= 2 main_~y~0) (<= main_~y~0 2))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {3458#(and (<= main_~y~0 3) (<= 3 main_~y~0))} is VALID [2022-04-15 05:57:03,331 INFO L290 TraceCheckUtils]: 9: Hoare triple {3458#(and (<= main_~y~0 3) (<= 3 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {3459#(and (<= main_~y~0 4) (<= 4 main_~y~0))} is VALID [2022-04-15 05:57:03,332 INFO L290 TraceCheckUtils]: 10: Hoare triple {3459#(and (<= main_~y~0 4) (<= 4 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {3460#(and (<= 5 main_~y~0) (<= main_~y~0 5))} is VALID [2022-04-15 05:57:03,332 INFO L290 TraceCheckUtils]: 11: Hoare triple {3460#(and (<= 5 main_~y~0) (<= main_~y~0 5))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {3461#(and (<= main_~y~0 6) (<= 6 main_~y~0))} is VALID [2022-04-15 05:57:03,333 INFO L290 TraceCheckUtils]: 12: Hoare triple {3461#(and (<= main_~y~0 6) (<= 6 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {3462#(and (<= 7 main_~y~0) (<= main_~y~0 7))} is VALID [2022-04-15 05:57:03,333 INFO L290 TraceCheckUtils]: 13: Hoare triple {3462#(and (<= 7 main_~y~0) (<= main_~y~0 7))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {3463#(and (<= main_~y~0 8) (<= 8 main_~y~0))} is VALID [2022-04-15 05:57:03,334 INFO L290 TraceCheckUtils]: 14: Hoare triple {3463#(and (<= main_~y~0 8) (<= 8 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {3464#(and (<= 9 main_~y~0) (<= main_~y~0 9))} is VALID [2022-04-15 05:57:03,334 INFO L290 TraceCheckUtils]: 15: Hoare triple {3464#(and (<= 9 main_~y~0) (<= main_~y~0 9))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {3465#(and (<= main_~y~0 10) (<= 10 main_~y~0))} is VALID [2022-04-15 05:57:03,335 INFO L290 TraceCheckUtils]: 16: Hoare triple {3465#(and (<= main_~y~0 10) (<= 10 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {3466#(and (<= main_~y~0 11) (<= 11 main_~y~0))} is VALID [2022-04-15 05:57:03,335 INFO L290 TraceCheckUtils]: 17: Hoare triple {3466#(and (<= main_~y~0 11) (<= 11 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {3467#(and (<= 12 main_~y~0) (<= main_~y~0 12))} is VALID [2022-04-15 05:57:03,336 INFO L290 TraceCheckUtils]: 18: Hoare triple {3467#(and (<= 12 main_~y~0) (<= main_~y~0 12))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {3527#(and (<= main_~y~0 13) (<= 13 main_~y~0))} is VALID [2022-04-15 05:57:03,336 INFO L290 TraceCheckUtils]: 19: Hoare triple {3527#(and (<= main_~y~0 13) (<= 13 main_~y~0))} assume !(~y~0 % 4294967296 < 1024); {3451#false} is VALID [2022-04-15 05:57:03,336 INFO L272 TraceCheckUtils]: 20: Hoare triple {3451#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {3451#false} is VALID [2022-04-15 05:57:03,336 INFO L290 TraceCheckUtils]: 21: Hoare triple {3451#false} ~cond := #in~cond; {3451#false} is VALID [2022-04-15 05:57:03,337 INFO L290 TraceCheckUtils]: 22: Hoare triple {3451#false} assume 0 == ~cond; {3451#false} is VALID [2022-04-15 05:57:03,337 INFO L290 TraceCheckUtils]: 23: Hoare triple {3451#false} assume !false; {3451#false} is VALID [2022-04-15 05:57:03,337 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 05:57:03,337 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-15 05:57:03,672 INFO L290 TraceCheckUtils]: 23: Hoare triple {3451#false} assume !false; {3451#false} is VALID [2022-04-15 05:57:03,672 INFO L290 TraceCheckUtils]: 22: Hoare triple {3451#false} assume 0 == ~cond; {3451#false} is VALID [2022-04-15 05:57:03,672 INFO L290 TraceCheckUtils]: 21: Hoare triple {3451#false} ~cond := #in~cond; {3451#false} is VALID [2022-04-15 05:57:03,672 INFO L272 TraceCheckUtils]: 20: Hoare triple {3451#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {3451#false} is VALID [2022-04-15 05:57:03,673 INFO L290 TraceCheckUtils]: 19: Hoare triple {3555#(< (mod main_~y~0 4294967296) 1024)} assume !(~y~0 % 4294967296 < 1024); {3451#false} is VALID [2022-04-15 05:57:03,674 INFO L290 TraceCheckUtils]: 18: Hoare triple {3559#(< (mod (+ main_~y~0 1) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {3555#(< (mod main_~y~0 4294967296) 1024)} is VALID [2022-04-15 05:57:03,674 INFO L290 TraceCheckUtils]: 17: Hoare triple {3563#(< (mod (+ main_~y~0 2) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {3559#(< (mod (+ main_~y~0 1) 4294967296) 1024)} is VALID [2022-04-15 05:57:03,675 INFO L290 TraceCheckUtils]: 16: Hoare triple {3567#(< (mod (+ main_~y~0 3) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {3563#(< (mod (+ main_~y~0 2) 4294967296) 1024)} is VALID [2022-04-15 05:57:03,676 INFO L290 TraceCheckUtils]: 15: Hoare triple {3571#(< (mod (+ main_~y~0 4) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {3567#(< (mod (+ main_~y~0 3) 4294967296) 1024)} is VALID [2022-04-15 05:57:03,677 INFO L290 TraceCheckUtils]: 14: Hoare triple {3575#(< (mod (+ 5 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {3571#(< (mod (+ main_~y~0 4) 4294967296) 1024)} is VALID [2022-04-15 05:57:03,678 INFO L290 TraceCheckUtils]: 13: Hoare triple {3579#(< (mod (+ main_~y~0 6) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {3575#(< (mod (+ 5 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:57:03,678 INFO L290 TraceCheckUtils]: 12: Hoare triple {3583#(< (mod (+ 7 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {3579#(< (mod (+ main_~y~0 6) 4294967296) 1024)} is VALID [2022-04-15 05:57:03,679 INFO L290 TraceCheckUtils]: 11: Hoare triple {3587#(< (mod (+ main_~y~0 8) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {3583#(< (mod (+ 7 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:57:03,681 INFO L290 TraceCheckUtils]: 10: Hoare triple {3591#(< (mod (+ main_~y~0 9) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {3587#(< (mod (+ main_~y~0 8) 4294967296) 1024)} is VALID [2022-04-15 05:57:03,682 INFO L290 TraceCheckUtils]: 9: Hoare triple {3595#(< (mod (+ main_~y~0 10) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {3591#(< (mod (+ main_~y~0 9) 4294967296) 1024)} is VALID [2022-04-15 05:57:03,683 INFO L290 TraceCheckUtils]: 8: Hoare triple {3599#(< (mod (+ main_~y~0 11) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {3595#(< (mod (+ main_~y~0 10) 4294967296) 1024)} is VALID [2022-04-15 05:57:03,685 INFO L290 TraceCheckUtils]: 7: Hoare triple {3603#(< (mod (+ main_~y~0 12) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {3599#(< (mod (+ main_~y~0 11) 4294967296) 1024)} is VALID [2022-04-15 05:57:03,686 INFO L290 TraceCheckUtils]: 6: Hoare triple {3607#(< (mod (+ main_~y~0 13) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {3603#(< (mod (+ main_~y~0 12) 4294967296) 1024)} is VALID [2022-04-15 05:57:03,686 INFO L290 TraceCheckUtils]: 5: Hoare triple {3450#true} ~x~0 := 1;~y~0 := 0; {3607#(< (mod (+ main_~y~0 13) 4294967296) 1024)} is VALID [2022-04-15 05:57:03,686 INFO L272 TraceCheckUtils]: 4: Hoare triple {3450#true} call #t~ret5 := main(); {3450#true} is VALID [2022-04-15 05:57:03,686 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {3450#true} {3450#true} #34#return; {3450#true} is VALID [2022-04-15 05:57:03,686 INFO L290 TraceCheckUtils]: 2: Hoare triple {3450#true} assume true; {3450#true} is VALID [2022-04-15 05:57:03,686 INFO L290 TraceCheckUtils]: 1: Hoare triple {3450#true} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {3450#true} is VALID [2022-04-15 05:57:03,686 INFO L272 TraceCheckUtils]: 0: Hoare triple {3450#true} call ULTIMATE.init(); {3450#true} is VALID [2022-04-15 05:57:03,687 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 05:57:03,688 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [565629901] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-15 05:57:03,688 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-04-15 05:57:03,688 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 16, 16] total 32 [2022-04-15 05:57:03,688 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-15 05:57:03,689 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [1569413062] [2022-04-15 05:57:03,689 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [1569413062] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-15 05:57:03,689 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-15 05:57:03,689 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-04-15 05:57:03,689 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [301378940] [2022-04-15 05:57:03,690 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-15 05:57:03,691 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 1.1764705882352942) internal successors, (20), 16 states have internal predecessors, (20), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 24 [2022-04-15 05:57:03,691 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-15 05:57:03,691 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 17 states, 17 states have (on average 1.1764705882352942) internal successors, (20), 16 states have internal predecessors, (20), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:57:03,707 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 24 edges. 24 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 05:57:03,707 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-04-15 05:57:03,707 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-15 05:57:03,708 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-04-15 05:57:03,708 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=285, Invalid=707, Unknown=0, NotChecked=0, Total=992 [2022-04-15 05:57:03,708 INFO L87 Difference]: Start difference. First operand 25 states and 25 transitions. Second operand has 17 states, 17 states have (on average 1.1764705882352942) internal successors, (20), 16 states have internal predecessors, (20), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:57:04,256 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 05:57:04,257 INFO L93 Difference]: Finished difference Result 31 states and 31 transitions. [2022-04-15 05:57:04,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-04-15 05:57:04,257 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 1.1764705882352942) internal successors, (20), 16 states have internal predecessors, (20), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 24 [2022-04-15 05:57:04,257 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-15 05:57:04,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17 states, 17 states have (on average 1.1764705882352942) internal successors, (20), 16 states have internal predecessors, (20), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:57:04,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 31 transitions. [2022-04-15 05:57:04,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17 states, 17 states have (on average 1.1764705882352942) internal successors, (20), 16 states have internal predecessors, (20), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:57:04,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 31 transitions. [2022-04-15 05:57:04,258 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 17 states and 31 transitions. [2022-04-15 05:57:04,289 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 31 edges. 31 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 05:57:04,290 INFO L225 Difference]: With dead ends: 31 [2022-04-15 05:57:04,290 INFO L226 Difference]: Without dead ends: 26 [2022-04-15 05:57:04,291 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 34 SyntacticMatches, 1 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 123 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=563, Invalid=1507, Unknown=0, NotChecked=0, Total=2070 [2022-04-15 05:57:04,291 INFO L913 BasicCegarLoop]: 11 mSDtfsCounter, 6 mSDsluCounter, 47 mSDsCounter, 0 mSdLazyCounter, 229 mSolverCounterSat, 29 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 58 SdHoareTripleChecker+Invalid, 258 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 29 IncrementalHoareTripleChecker+Valid, 229 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-04-15 05:57:04,291 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [6 Valid, 58 Invalid, 258 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [29 Valid, 229 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-04-15 05:57:04,291 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26 states. [2022-04-15 05:57:04,314 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26 to 26. [2022-04-15 05:57:04,314 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-15 05:57:04,315 INFO L82 GeneralOperation]: Start isEquivalent. First operand 26 states. Second operand has 26 states, 21 states have (on average 1.0476190476190477) internal successors, (22), 21 states have internal predecessors, (22), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:57:04,315 INFO L74 IsIncluded]: Start isIncluded. First operand 26 states. Second operand has 26 states, 21 states have (on average 1.0476190476190477) internal successors, (22), 21 states have internal predecessors, (22), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:57:04,315 INFO L87 Difference]: Start difference. First operand 26 states. Second operand has 26 states, 21 states have (on average 1.0476190476190477) internal successors, (22), 21 states have internal predecessors, (22), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:57:04,320 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 05:57:04,320 INFO L93 Difference]: Finished difference Result 26 states and 26 transitions. [2022-04-15 05:57:04,320 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 26 transitions. [2022-04-15 05:57:04,320 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-15 05:57:04,320 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-15 05:57:04,321 INFO L74 IsIncluded]: Start isIncluded. First operand has 26 states, 21 states have (on average 1.0476190476190477) internal successors, (22), 21 states have internal predecessors, (22), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 26 states. [2022-04-15 05:57:04,321 INFO L87 Difference]: Start difference. First operand has 26 states, 21 states have (on average 1.0476190476190477) internal successors, (22), 21 states have internal predecessors, (22), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 26 states. [2022-04-15 05:57:04,321 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 05:57:04,321 INFO L93 Difference]: Finished difference Result 26 states and 26 transitions. [2022-04-15 05:57:04,321 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 26 transitions. [2022-04-15 05:57:04,321 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-15 05:57:04,321 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-15 05:57:04,321 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-15 05:57:04,321 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-15 05:57:04,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26 states, 21 states have (on average 1.0476190476190477) internal successors, (22), 21 states have internal predecessors, (22), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:57:04,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 26 transitions. [2022-04-15 05:57:04,322 INFO L78 Accepts]: Start accepts. Automaton has 26 states and 26 transitions. Word has length 24 [2022-04-15 05:57:04,322 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-15 05:57:04,322 INFO L478 AbstractCegarLoop]: Abstraction has 26 states and 26 transitions. [2022-04-15 05:57:04,322 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 1.1764705882352942) internal successors, (20), 16 states have internal predecessors, (20), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:57:04,322 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 26 states and 26 transitions. [2022-04-15 05:57:04,337 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 26 edges. 26 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 05:57:04,337 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 26 transitions. [2022-04-15 05:57:04,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-04-15 05:57:04,337 INFO L491 BasicCegarLoop]: Found error trace [2022-04-15 05:57:04,337 INFO L499 BasicCegarLoop]: trace histogram [14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-15 05:57:04,354 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2022-04-15 05:57:04,553 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable26,SelfDestructingSolverStorable27 [2022-04-15 05:57:04,554 INFO L403 AbstractCegarLoop]: === Iteration 16 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-15 05:57:04,554 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-15 05:57:04,554 INFO L85 PathProgramCache]: Analyzing trace with hash -186252644, now seen corresponding path program 27 times [2022-04-15 05:57:04,554 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-15 05:57:04,554 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [667747836] [2022-04-15 05:57:04,847 INFO L89 AcceleratorJordan]: Jordan loop acceleration statistics: 1 HavocedVariables, 2 AssignedVariables, 0 ReadonlyVariables, Eigenvalues: {0={1=1}, 1={2=1}}, 1 SequentialAcceleration, 0 AlternatingAcceleration, 1 QuantifierFreeResult [2022-04-15 05:57:04,848 INFO L271 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2022-04-15 05:57:04,849 INFO L85 PathProgramCache]: Analyzing trace with hash -1098938313, now seen corresponding path program 1 times [2022-04-15 05:57:04,849 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-15 05:57:04,849 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1196176700] [2022-04-15 05:57:04,849 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-15 05:57:04,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-15 05:57:04,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-15 05:57:04,860 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-04-15 05:57:04,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-15 05:57:04,878 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-04-15 05:57:04,878 INFO L85 PathProgramCache]: Analyzing trace with hash -186252644, now seen corresponding path program 28 times [2022-04-15 05:57:04,879 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-15 05:57:04,879 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1183566657] [2022-04-15 05:57:04,879 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-15 05:57:04,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-15 05:57:04,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 05:57:05,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-15 05:57:05,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 05:57:05,077 INFO L290 TraceCheckUtils]: 0: Hoare triple {3842#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {3822#true} is VALID [2022-04-15 05:57:05,078 INFO L290 TraceCheckUtils]: 1: Hoare triple {3822#true} assume true; {3822#true} is VALID [2022-04-15 05:57:05,078 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {3822#true} {3822#true} #34#return; {3822#true} is VALID [2022-04-15 05:57:05,078 INFO L272 TraceCheckUtils]: 0: Hoare triple {3822#true} call ULTIMATE.init(); {3842#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} is VALID [2022-04-15 05:57:05,078 INFO L290 TraceCheckUtils]: 1: Hoare triple {3842#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {3822#true} is VALID [2022-04-15 05:57:05,078 INFO L290 TraceCheckUtils]: 2: Hoare triple {3822#true} assume true; {3822#true} is VALID [2022-04-15 05:57:05,078 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {3822#true} {3822#true} #34#return; {3822#true} is VALID [2022-04-15 05:57:05,079 INFO L272 TraceCheckUtils]: 4: Hoare triple {3822#true} call #t~ret5 := main(); {3822#true} is VALID [2022-04-15 05:57:05,079 INFO L290 TraceCheckUtils]: 5: Hoare triple {3822#true} ~x~0 := 1;~y~0 := 0; {3827#(= main_~y~0 0)} is VALID [2022-04-15 05:57:05,079 INFO L290 TraceCheckUtils]: 6: Hoare triple {3827#(= main_~y~0 0)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {3828#(and (<= 1 main_~y~0) (<= main_~y~0 1))} is VALID [2022-04-15 05:57:05,080 INFO L290 TraceCheckUtils]: 7: Hoare triple {3828#(and (<= 1 main_~y~0) (<= main_~y~0 1))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {3829#(and (<= 2 main_~y~0) (<= main_~y~0 2))} is VALID [2022-04-15 05:57:05,080 INFO L290 TraceCheckUtils]: 8: Hoare triple {3829#(and (<= 2 main_~y~0) (<= main_~y~0 2))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {3830#(and (<= main_~y~0 3) (<= 3 main_~y~0))} is VALID [2022-04-15 05:57:05,081 INFO L290 TraceCheckUtils]: 9: Hoare triple {3830#(and (<= main_~y~0 3) (<= 3 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {3831#(and (<= main_~y~0 4) (<= 4 main_~y~0))} is VALID [2022-04-15 05:57:05,081 INFO L290 TraceCheckUtils]: 10: Hoare triple {3831#(and (<= main_~y~0 4) (<= 4 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {3832#(and (<= 5 main_~y~0) (<= main_~y~0 5))} is VALID [2022-04-15 05:57:05,082 INFO L290 TraceCheckUtils]: 11: Hoare triple {3832#(and (<= 5 main_~y~0) (<= main_~y~0 5))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {3833#(and (<= main_~y~0 6) (<= 6 main_~y~0))} is VALID [2022-04-15 05:57:05,082 INFO L290 TraceCheckUtils]: 12: Hoare triple {3833#(and (<= main_~y~0 6) (<= 6 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {3834#(and (<= 7 main_~y~0) (<= main_~y~0 7))} is VALID [2022-04-15 05:57:05,083 INFO L290 TraceCheckUtils]: 13: Hoare triple {3834#(and (<= 7 main_~y~0) (<= main_~y~0 7))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {3835#(and (<= main_~y~0 8) (<= 8 main_~y~0))} is VALID [2022-04-15 05:57:05,083 INFO L290 TraceCheckUtils]: 14: Hoare triple {3835#(and (<= main_~y~0 8) (<= 8 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {3836#(and (<= 9 main_~y~0) (<= main_~y~0 9))} is VALID [2022-04-15 05:57:05,084 INFO L290 TraceCheckUtils]: 15: Hoare triple {3836#(and (<= 9 main_~y~0) (<= main_~y~0 9))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {3837#(and (<= main_~y~0 10) (<= 10 main_~y~0))} is VALID [2022-04-15 05:57:05,084 INFO L290 TraceCheckUtils]: 16: Hoare triple {3837#(and (<= main_~y~0 10) (<= 10 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {3838#(and (<= main_~y~0 11) (<= 11 main_~y~0))} is VALID [2022-04-15 05:57:05,084 INFO L290 TraceCheckUtils]: 17: Hoare triple {3838#(and (<= main_~y~0 11) (<= 11 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {3839#(and (<= 12 main_~y~0) (<= main_~y~0 12))} is VALID [2022-04-15 05:57:05,085 INFO L290 TraceCheckUtils]: 18: Hoare triple {3839#(and (<= 12 main_~y~0) (<= main_~y~0 12))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {3840#(and (<= main_~y~0 13) (<= 13 main_~y~0))} is VALID [2022-04-15 05:57:05,085 INFO L290 TraceCheckUtils]: 19: Hoare triple {3840#(and (<= main_~y~0 13) (<= 13 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {3841#(and (not (<= (+ (div main_~y~0 4294967296) 1) 0)) (<= main_~y~0 14))} is VALID [2022-04-15 05:57:05,086 INFO L290 TraceCheckUtils]: 20: Hoare triple {3841#(and (not (<= (+ (div main_~y~0 4294967296) 1) 0)) (<= main_~y~0 14))} assume !(~y~0 % 4294967296 < 1024); {3823#false} is VALID [2022-04-15 05:57:05,086 INFO L272 TraceCheckUtils]: 21: Hoare triple {3823#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {3823#false} is VALID [2022-04-15 05:57:05,086 INFO L290 TraceCheckUtils]: 22: Hoare triple {3823#false} ~cond := #in~cond; {3823#false} is VALID [2022-04-15 05:57:05,086 INFO L290 TraceCheckUtils]: 23: Hoare triple {3823#false} assume 0 == ~cond; {3823#false} is VALID [2022-04-15 05:57:05,086 INFO L290 TraceCheckUtils]: 24: Hoare triple {3823#false} assume !false; {3823#false} is VALID [2022-04-15 05:57:05,087 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 05:57:05,087 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-15 05:57:05,087 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1183566657] [2022-04-15 05:57:05,087 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1183566657] provided 0 perfect and 1 imperfect interpolant sequences [2022-04-15 05:57:05,087 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1061425750] [2022-04-15 05:57:05,087 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-04-15 05:57:05,087 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-15 05:57:05,087 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-15 05:57:05,089 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-04-15 05:57:05,090 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2022-04-15 05:57:05,124 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-04-15 05:57:05,124 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-15 05:57:05,124 INFO L263 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 31 conjunts are in the unsatisfiable core [2022-04-15 05:57:05,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 05:57:05,130 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-15 05:57:05,376 INFO L272 TraceCheckUtils]: 0: Hoare triple {3822#true} call ULTIMATE.init(); {3822#true} is VALID [2022-04-15 05:57:05,377 INFO L290 TraceCheckUtils]: 1: Hoare triple {3822#true} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {3822#true} is VALID [2022-04-15 05:57:05,377 INFO L290 TraceCheckUtils]: 2: Hoare triple {3822#true} assume true; {3822#true} is VALID [2022-04-15 05:57:05,377 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {3822#true} {3822#true} #34#return; {3822#true} is VALID [2022-04-15 05:57:05,377 INFO L272 TraceCheckUtils]: 4: Hoare triple {3822#true} call #t~ret5 := main(); {3822#true} is VALID [2022-04-15 05:57:05,377 INFO L290 TraceCheckUtils]: 5: Hoare triple {3822#true} ~x~0 := 1;~y~0 := 0; {3827#(= main_~y~0 0)} is VALID [2022-04-15 05:57:05,378 INFO L290 TraceCheckUtils]: 6: Hoare triple {3827#(= main_~y~0 0)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {3828#(and (<= 1 main_~y~0) (<= main_~y~0 1))} is VALID [2022-04-15 05:57:05,378 INFO L290 TraceCheckUtils]: 7: Hoare triple {3828#(and (<= 1 main_~y~0) (<= main_~y~0 1))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {3829#(and (<= 2 main_~y~0) (<= main_~y~0 2))} is VALID [2022-04-15 05:57:05,379 INFO L290 TraceCheckUtils]: 8: Hoare triple {3829#(and (<= 2 main_~y~0) (<= main_~y~0 2))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {3830#(and (<= main_~y~0 3) (<= 3 main_~y~0))} is VALID [2022-04-15 05:57:05,379 INFO L290 TraceCheckUtils]: 9: Hoare triple {3830#(and (<= main_~y~0 3) (<= 3 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {3831#(and (<= main_~y~0 4) (<= 4 main_~y~0))} is VALID [2022-04-15 05:57:05,380 INFO L290 TraceCheckUtils]: 10: Hoare triple {3831#(and (<= main_~y~0 4) (<= 4 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {3832#(and (<= 5 main_~y~0) (<= main_~y~0 5))} is VALID [2022-04-15 05:57:05,380 INFO L290 TraceCheckUtils]: 11: Hoare triple {3832#(and (<= 5 main_~y~0) (<= main_~y~0 5))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {3833#(and (<= main_~y~0 6) (<= 6 main_~y~0))} is VALID [2022-04-15 05:57:05,381 INFO L290 TraceCheckUtils]: 12: Hoare triple {3833#(and (<= main_~y~0 6) (<= 6 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {3834#(and (<= 7 main_~y~0) (<= main_~y~0 7))} is VALID [2022-04-15 05:57:05,381 INFO L290 TraceCheckUtils]: 13: Hoare triple {3834#(and (<= 7 main_~y~0) (<= main_~y~0 7))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {3835#(and (<= main_~y~0 8) (<= 8 main_~y~0))} is VALID [2022-04-15 05:57:05,382 INFO L290 TraceCheckUtils]: 14: Hoare triple {3835#(and (<= main_~y~0 8) (<= 8 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {3836#(and (<= 9 main_~y~0) (<= main_~y~0 9))} is VALID [2022-04-15 05:57:05,382 INFO L290 TraceCheckUtils]: 15: Hoare triple {3836#(and (<= 9 main_~y~0) (<= main_~y~0 9))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {3837#(and (<= main_~y~0 10) (<= 10 main_~y~0))} is VALID [2022-04-15 05:57:05,383 INFO L290 TraceCheckUtils]: 16: Hoare triple {3837#(and (<= main_~y~0 10) (<= 10 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {3838#(and (<= main_~y~0 11) (<= 11 main_~y~0))} is VALID [2022-04-15 05:57:05,383 INFO L290 TraceCheckUtils]: 17: Hoare triple {3838#(and (<= main_~y~0 11) (<= 11 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {3839#(and (<= 12 main_~y~0) (<= main_~y~0 12))} is VALID [2022-04-15 05:57:05,384 INFO L290 TraceCheckUtils]: 18: Hoare triple {3839#(and (<= 12 main_~y~0) (<= main_~y~0 12))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {3840#(and (<= main_~y~0 13) (<= 13 main_~y~0))} is VALID [2022-04-15 05:57:05,384 INFO L290 TraceCheckUtils]: 19: Hoare triple {3840#(and (<= main_~y~0 13) (<= 13 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {3903#(and (<= 14 main_~y~0) (<= main_~y~0 14))} is VALID [2022-04-15 05:57:05,385 INFO L290 TraceCheckUtils]: 20: Hoare triple {3903#(and (<= 14 main_~y~0) (<= main_~y~0 14))} assume !(~y~0 % 4294967296 < 1024); {3823#false} is VALID [2022-04-15 05:57:05,385 INFO L272 TraceCheckUtils]: 21: Hoare triple {3823#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {3823#false} is VALID [2022-04-15 05:57:05,385 INFO L290 TraceCheckUtils]: 22: Hoare triple {3823#false} ~cond := #in~cond; {3823#false} is VALID [2022-04-15 05:57:05,385 INFO L290 TraceCheckUtils]: 23: Hoare triple {3823#false} assume 0 == ~cond; {3823#false} is VALID [2022-04-15 05:57:05,385 INFO L290 TraceCheckUtils]: 24: Hoare triple {3823#false} assume !false; {3823#false} is VALID [2022-04-15 05:57:05,385 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 05:57:05,385 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-15 05:57:05,807 INFO L290 TraceCheckUtils]: 24: Hoare triple {3823#false} assume !false; {3823#false} is VALID [2022-04-15 05:57:05,807 INFO L290 TraceCheckUtils]: 23: Hoare triple {3823#false} assume 0 == ~cond; {3823#false} is VALID [2022-04-15 05:57:05,807 INFO L290 TraceCheckUtils]: 22: Hoare triple {3823#false} ~cond := #in~cond; {3823#false} is VALID [2022-04-15 05:57:05,808 INFO L272 TraceCheckUtils]: 21: Hoare triple {3823#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {3823#false} is VALID [2022-04-15 05:57:05,808 INFO L290 TraceCheckUtils]: 20: Hoare triple {3931#(< (mod main_~y~0 4294967296) 1024)} assume !(~y~0 % 4294967296 < 1024); {3823#false} is VALID [2022-04-15 05:57:05,808 INFO L290 TraceCheckUtils]: 19: Hoare triple {3935#(< (mod (+ main_~y~0 1) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {3931#(< (mod main_~y~0 4294967296) 1024)} is VALID [2022-04-15 05:57:05,809 INFO L290 TraceCheckUtils]: 18: Hoare triple {3939#(< (mod (+ main_~y~0 2) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {3935#(< (mod (+ main_~y~0 1) 4294967296) 1024)} is VALID [2022-04-15 05:57:05,810 INFO L290 TraceCheckUtils]: 17: Hoare triple {3943#(< (mod (+ main_~y~0 3) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {3939#(< (mod (+ main_~y~0 2) 4294967296) 1024)} is VALID [2022-04-15 05:57:05,811 INFO L290 TraceCheckUtils]: 16: Hoare triple {3947#(< (mod (+ main_~y~0 4) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {3943#(< (mod (+ main_~y~0 3) 4294967296) 1024)} is VALID [2022-04-15 05:57:05,812 INFO L290 TraceCheckUtils]: 15: Hoare triple {3951#(< (mod (+ 5 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {3947#(< (mod (+ main_~y~0 4) 4294967296) 1024)} is VALID [2022-04-15 05:57:05,813 INFO L290 TraceCheckUtils]: 14: Hoare triple {3955#(< (mod (+ main_~y~0 6) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {3951#(< (mod (+ 5 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:57:05,814 INFO L290 TraceCheckUtils]: 13: Hoare triple {3959#(< (mod (+ 7 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {3955#(< (mod (+ main_~y~0 6) 4294967296) 1024)} is VALID [2022-04-15 05:57:05,814 INFO L290 TraceCheckUtils]: 12: Hoare triple {3963#(< (mod (+ main_~y~0 8) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {3959#(< (mod (+ 7 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:57:05,815 INFO L290 TraceCheckUtils]: 11: Hoare triple {3967#(< (mod (+ main_~y~0 9) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {3963#(< (mod (+ main_~y~0 8) 4294967296) 1024)} is VALID [2022-04-15 05:57:05,816 INFO L290 TraceCheckUtils]: 10: Hoare triple {3971#(< (mod (+ main_~y~0 10) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {3967#(< (mod (+ main_~y~0 9) 4294967296) 1024)} is VALID [2022-04-15 05:57:05,816 INFO L290 TraceCheckUtils]: 9: Hoare triple {3975#(< (mod (+ main_~y~0 11) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {3971#(< (mod (+ main_~y~0 10) 4294967296) 1024)} is VALID [2022-04-15 05:57:05,817 INFO L290 TraceCheckUtils]: 8: Hoare triple {3979#(< (mod (+ main_~y~0 12) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {3975#(< (mod (+ main_~y~0 11) 4294967296) 1024)} is VALID [2022-04-15 05:57:05,818 INFO L290 TraceCheckUtils]: 7: Hoare triple {3983#(< (mod (+ main_~y~0 13) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {3979#(< (mod (+ main_~y~0 12) 4294967296) 1024)} is VALID [2022-04-15 05:57:05,818 INFO L290 TraceCheckUtils]: 6: Hoare triple {3987#(< (mod (+ main_~y~0 14) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {3983#(< (mod (+ main_~y~0 13) 4294967296) 1024)} is VALID [2022-04-15 05:57:05,819 INFO L290 TraceCheckUtils]: 5: Hoare triple {3822#true} ~x~0 := 1;~y~0 := 0; {3987#(< (mod (+ main_~y~0 14) 4294967296) 1024)} is VALID [2022-04-15 05:57:05,819 INFO L272 TraceCheckUtils]: 4: Hoare triple {3822#true} call #t~ret5 := main(); {3822#true} is VALID [2022-04-15 05:57:05,819 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {3822#true} {3822#true} #34#return; {3822#true} is VALID [2022-04-15 05:57:05,819 INFO L290 TraceCheckUtils]: 2: Hoare triple {3822#true} assume true; {3822#true} is VALID [2022-04-15 05:57:05,819 INFO L290 TraceCheckUtils]: 1: Hoare triple {3822#true} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {3822#true} is VALID [2022-04-15 05:57:05,819 INFO L272 TraceCheckUtils]: 0: Hoare triple {3822#true} call ULTIMATE.init(); {3822#true} is VALID [2022-04-15 05:57:05,819 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 05:57:05,819 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1061425750] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-15 05:57:05,819 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-04-15 05:57:05,819 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 17, 17] total 34 [2022-04-15 05:57:05,820 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-15 05:57:05,820 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [667747836] [2022-04-15 05:57:05,820 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [667747836] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-15 05:57:05,820 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-15 05:57:05,820 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2022-04-15 05:57:05,820 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2036617345] [2022-04-15 05:57:05,820 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-15 05:57:05,820 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 18 states have (on average 1.1666666666666667) internal successors, (21), 17 states have internal predecessors, (21), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 25 [2022-04-15 05:57:05,821 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-15 05:57:05,821 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 18 states, 18 states have (on average 1.1666666666666667) internal successors, (21), 17 states have internal predecessors, (21), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:57:05,835 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 25 edges. 25 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 05:57:05,835 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-04-15 05:57:05,835 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-15 05:57:05,836 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-04-15 05:57:05,836 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=320, Invalid=802, Unknown=0, NotChecked=0, Total=1122 [2022-04-15 05:57:05,836 INFO L87 Difference]: Start difference. First operand 26 states and 26 transitions. Second operand has 18 states, 18 states have (on average 1.1666666666666667) internal successors, (21), 17 states have internal predecessors, (21), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:57:06,504 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 05:57:06,504 INFO L93 Difference]: Finished difference Result 32 states and 32 transitions. [2022-04-15 05:57:06,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-04-15 05:57:06,505 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 18 states have (on average 1.1666666666666667) internal successors, (21), 17 states have internal predecessors, (21), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 25 [2022-04-15 05:57:06,505 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-15 05:57:06,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18 states, 18 states have (on average 1.1666666666666667) internal successors, (21), 17 states have internal predecessors, (21), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:57:06,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 32 transitions. [2022-04-15 05:57:06,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18 states, 18 states have (on average 1.1666666666666667) internal successors, (21), 17 states have internal predecessors, (21), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:57:06,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 32 transitions. [2022-04-15 05:57:06,506 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 18 states and 32 transitions. [2022-04-15 05:57:06,527 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 32 edges. 32 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 05:57:06,527 INFO L225 Difference]: With dead ends: 32 [2022-04-15 05:57:06,527 INFO L226 Difference]: Without dead ends: 27 [2022-04-15 05:57:06,528 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 35 SyntacticMatches, 1 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 139 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=633, Invalid=1719, Unknown=0, NotChecked=0, Total=2352 [2022-04-15 05:57:06,528 INFO L913 BasicCegarLoop]: 11 mSDtfsCounter, 6 mSDsluCounter, 77 mSDsCounter, 0 mSdLazyCounter, 287 mSolverCounterSat, 31 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 88 SdHoareTripleChecker+Invalid, 318 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 31 IncrementalHoareTripleChecker+Valid, 287 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-04-15 05:57:06,528 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [6 Valid, 88 Invalid, 318 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [31 Valid, 287 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-04-15 05:57:06,529 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states. [2022-04-15 05:57:06,546 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 27. [2022-04-15 05:57:06,546 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-15 05:57:06,546 INFO L82 GeneralOperation]: Start isEquivalent. First operand 27 states. Second operand has 27 states, 22 states have (on average 1.0454545454545454) internal successors, (23), 22 states have internal predecessors, (23), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:57:06,546 INFO L74 IsIncluded]: Start isIncluded. First operand 27 states. Second operand has 27 states, 22 states have (on average 1.0454545454545454) internal successors, (23), 22 states have internal predecessors, (23), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:57:06,546 INFO L87 Difference]: Start difference. First operand 27 states. Second operand has 27 states, 22 states have (on average 1.0454545454545454) internal successors, (23), 22 states have internal predecessors, (23), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:57:06,547 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 05:57:06,547 INFO L93 Difference]: Finished difference Result 27 states and 27 transitions. [2022-04-15 05:57:06,547 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 27 transitions. [2022-04-15 05:57:06,547 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-15 05:57:06,547 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-15 05:57:06,547 INFO L74 IsIncluded]: Start isIncluded. First operand has 27 states, 22 states have (on average 1.0454545454545454) internal successors, (23), 22 states have internal predecessors, (23), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 27 states. [2022-04-15 05:57:06,547 INFO L87 Difference]: Start difference. First operand has 27 states, 22 states have (on average 1.0454545454545454) internal successors, (23), 22 states have internal predecessors, (23), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 27 states. [2022-04-15 05:57:06,548 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 05:57:06,548 INFO L93 Difference]: Finished difference Result 27 states and 27 transitions. [2022-04-15 05:57:06,548 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 27 transitions. [2022-04-15 05:57:06,548 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-15 05:57:06,548 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-15 05:57:06,549 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-15 05:57:06,549 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-15 05:57:06,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27 states, 22 states have (on average 1.0454545454545454) internal successors, (23), 22 states have internal predecessors, (23), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:57:06,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 27 transitions. [2022-04-15 05:57:06,549 INFO L78 Accepts]: Start accepts. Automaton has 27 states and 27 transitions. Word has length 25 [2022-04-15 05:57:06,549 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-15 05:57:06,549 INFO L478 AbstractCegarLoop]: Abstraction has 27 states and 27 transitions. [2022-04-15 05:57:06,549 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 1.1666666666666667) internal successors, (21), 17 states have internal predecessors, (21), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:57:06,549 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 27 states and 27 transitions. [2022-04-15 05:57:06,569 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 27 edges. 27 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 05:57:06,569 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 27 transitions. [2022-04-15 05:57:06,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-04-15 05:57:06,570 INFO L491 BasicCegarLoop]: Found error trace [2022-04-15 05:57:06,570 INFO L499 BasicCegarLoop]: trace histogram [15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-15 05:57:06,586 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Ended with exit code 0 [2022-04-15 05:57:06,783 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29,SelfDestructingSolverStorable28,15 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-15 05:57:06,783 INFO L403 AbstractCegarLoop]: === Iteration 17 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-15 05:57:06,784 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-15 05:57:06,784 INFO L85 PathProgramCache]: Analyzing trace with hash -1442403402, now seen corresponding path program 29 times [2022-04-15 05:57:06,784 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-15 05:57:06,784 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [1223917404] [2022-04-15 05:57:07,892 WARN L977 rdanLoopAcceleration]: Unable to prove correctness of quantifier elimination. [2022-04-15 05:57:08,043 INFO L89 AcceleratorJordan]: Jordan loop acceleration statistics: 1 HavocedVariables, 2 AssignedVariables, 0 ReadonlyVariables, Eigenvalues: {0={1=1}, 1={2=1}}, 1 SequentialAcceleration, 0 AlternatingAcceleration, 1 QuantifierFreeResult [2022-04-15 05:57:08,044 INFO L271 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2022-04-15 05:57:08,045 INFO L85 PathProgramCache]: Analyzing trace with hash -1039832969, now seen corresponding path program 1 times [2022-04-15 05:57:08,045 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-15 05:57:08,045 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1730855768] [2022-04-15 05:57:08,046 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-15 05:57:08,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-15 05:57:08,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-15 05:57:08,060 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-04-15 05:57:08,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-15 05:57:08,073 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-04-15 05:57:08,073 INFO L85 PathProgramCache]: Analyzing trace with hash -1442403402, now seen corresponding path program 30 times [2022-04-15 05:57:08,073 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-15 05:57:08,073 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [61528384] [2022-04-15 05:57:08,073 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-15 05:57:08,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-15 05:57:08,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 05:57:08,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-15 05:57:08,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 05:57:08,318 INFO L290 TraceCheckUtils]: 0: Hoare triple {4231#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {4210#true} is VALID [2022-04-15 05:57:08,318 INFO L290 TraceCheckUtils]: 1: Hoare triple {4210#true} assume true; {4210#true} is VALID [2022-04-15 05:57:08,318 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {4210#true} {4210#true} #34#return; {4210#true} is VALID [2022-04-15 05:57:08,318 INFO L272 TraceCheckUtils]: 0: Hoare triple {4210#true} call ULTIMATE.init(); {4231#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} is VALID [2022-04-15 05:57:08,319 INFO L290 TraceCheckUtils]: 1: Hoare triple {4231#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {4210#true} is VALID [2022-04-15 05:57:08,319 INFO L290 TraceCheckUtils]: 2: Hoare triple {4210#true} assume true; {4210#true} is VALID [2022-04-15 05:57:08,319 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {4210#true} {4210#true} #34#return; {4210#true} is VALID [2022-04-15 05:57:08,319 INFO L272 TraceCheckUtils]: 4: Hoare triple {4210#true} call #t~ret5 := main(); {4210#true} is VALID [2022-04-15 05:57:08,319 INFO L290 TraceCheckUtils]: 5: Hoare triple {4210#true} ~x~0 := 1;~y~0 := 0; {4215#(= main_~y~0 0)} is VALID [2022-04-15 05:57:08,319 INFO L290 TraceCheckUtils]: 6: Hoare triple {4215#(= main_~y~0 0)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {4216#(and (<= 1 main_~y~0) (<= main_~y~0 1))} is VALID [2022-04-15 05:57:08,320 INFO L290 TraceCheckUtils]: 7: Hoare triple {4216#(and (<= 1 main_~y~0) (<= main_~y~0 1))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {4217#(and (<= 2 main_~y~0) (<= main_~y~0 2))} is VALID [2022-04-15 05:57:08,320 INFO L290 TraceCheckUtils]: 8: Hoare triple {4217#(and (<= 2 main_~y~0) (<= main_~y~0 2))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {4218#(and (<= main_~y~0 3) (<= 3 main_~y~0))} is VALID [2022-04-15 05:57:08,321 INFO L290 TraceCheckUtils]: 9: Hoare triple {4218#(and (<= main_~y~0 3) (<= 3 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {4219#(and (<= main_~y~0 4) (<= 4 main_~y~0))} is VALID [2022-04-15 05:57:08,321 INFO L290 TraceCheckUtils]: 10: Hoare triple {4219#(and (<= main_~y~0 4) (<= 4 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {4220#(and (<= 5 main_~y~0) (<= main_~y~0 5))} is VALID [2022-04-15 05:57:08,322 INFO L290 TraceCheckUtils]: 11: Hoare triple {4220#(and (<= 5 main_~y~0) (<= main_~y~0 5))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {4221#(and (<= main_~y~0 6) (<= 6 main_~y~0))} is VALID [2022-04-15 05:57:08,322 INFO L290 TraceCheckUtils]: 12: Hoare triple {4221#(and (<= main_~y~0 6) (<= 6 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {4222#(and (<= 7 main_~y~0) (<= main_~y~0 7))} is VALID [2022-04-15 05:57:08,323 INFO L290 TraceCheckUtils]: 13: Hoare triple {4222#(and (<= 7 main_~y~0) (<= main_~y~0 7))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {4223#(and (<= main_~y~0 8) (<= 8 main_~y~0))} is VALID [2022-04-15 05:57:08,323 INFO L290 TraceCheckUtils]: 14: Hoare triple {4223#(and (<= main_~y~0 8) (<= 8 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {4224#(and (<= 9 main_~y~0) (<= main_~y~0 9))} is VALID [2022-04-15 05:57:08,324 INFO L290 TraceCheckUtils]: 15: Hoare triple {4224#(and (<= 9 main_~y~0) (<= main_~y~0 9))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {4225#(and (<= main_~y~0 10) (<= 10 main_~y~0))} is VALID [2022-04-15 05:57:08,324 INFO L290 TraceCheckUtils]: 16: Hoare triple {4225#(and (<= main_~y~0 10) (<= 10 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {4226#(and (<= main_~y~0 11) (<= 11 main_~y~0))} is VALID [2022-04-15 05:57:08,325 INFO L290 TraceCheckUtils]: 17: Hoare triple {4226#(and (<= main_~y~0 11) (<= 11 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {4227#(and (<= 12 main_~y~0) (<= main_~y~0 12))} is VALID [2022-04-15 05:57:08,325 INFO L290 TraceCheckUtils]: 18: Hoare triple {4227#(and (<= 12 main_~y~0) (<= main_~y~0 12))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {4228#(and (<= main_~y~0 13) (<= 13 main_~y~0))} is VALID [2022-04-15 05:57:08,326 INFO L290 TraceCheckUtils]: 19: Hoare triple {4228#(and (<= main_~y~0 13) (<= 13 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {4229#(and (<= 14 main_~y~0) (<= main_~y~0 14))} is VALID [2022-04-15 05:57:08,327 INFO L290 TraceCheckUtils]: 20: Hoare triple {4229#(and (<= 14 main_~y~0) (<= main_~y~0 14))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {4230#(and (<= main_~y~0 15) (not (<= (+ (div main_~y~0 4294967296) 1) 0)))} is VALID [2022-04-15 05:57:08,327 INFO L290 TraceCheckUtils]: 21: Hoare triple {4230#(and (<= main_~y~0 15) (not (<= (+ (div main_~y~0 4294967296) 1) 0)))} assume !(~y~0 % 4294967296 < 1024); {4211#false} is VALID [2022-04-15 05:57:08,327 INFO L272 TraceCheckUtils]: 22: Hoare triple {4211#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {4211#false} is VALID [2022-04-15 05:57:08,327 INFO L290 TraceCheckUtils]: 23: Hoare triple {4211#false} ~cond := #in~cond; {4211#false} is VALID [2022-04-15 05:57:08,327 INFO L290 TraceCheckUtils]: 24: Hoare triple {4211#false} assume 0 == ~cond; {4211#false} is VALID [2022-04-15 05:57:08,328 INFO L290 TraceCheckUtils]: 25: Hoare triple {4211#false} assume !false; {4211#false} is VALID [2022-04-15 05:57:08,328 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 05:57:08,328 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-15 05:57:08,328 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [61528384] [2022-04-15 05:57:08,328 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [61528384] provided 0 perfect and 1 imperfect interpolant sequences [2022-04-15 05:57:08,328 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1033466032] [2022-04-15 05:57:08,328 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2022-04-15 05:57:08,328 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-15 05:57:08,328 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-15 05:57:08,329 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-04-15 05:57:08,330 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2022-04-15 05:57:08,420 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 9 check-sat command(s) [2022-04-15 05:57:08,420 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-15 05:57:08,421 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 33 conjunts are in the unsatisfiable core [2022-04-15 05:57:08,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 05:57:08,430 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-15 05:57:08,678 INFO L272 TraceCheckUtils]: 0: Hoare triple {4210#true} call ULTIMATE.init(); {4210#true} is VALID [2022-04-15 05:57:08,678 INFO L290 TraceCheckUtils]: 1: Hoare triple {4210#true} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {4210#true} is VALID [2022-04-15 05:57:08,679 INFO L290 TraceCheckUtils]: 2: Hoare triple {4210#true} assume true; {4210#true} is VALID [2022-04-15 05:57:08,679 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {4210#true} {4210#true} #34#return; {4210#true} is VALID [2022-04-15 05:57:08,679 INFO L272 TraceCheckUtils]: 4: Hoare triple {4210#true} call #t~ret5 := main(); {4210#true} is VALID [2022-04-15 05:57:08,679 INFO L290 TraceCheckUtils]: 5: Hoare triple {4210#true} ~x~0 := 1;~y~0 := 0; {4215#(= main_~y~0 0)} is VALID [2022-04-15 05:57:08,683 INFO L290 TraceCheckUtils]: 6: Hoare triple {4215#(= main_~y~0 0)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {4216#(and (<= 1 main_~y~0) (<= main_~y~0 1))} is VALID [2022-04-15 05:57:08,684 INFO L290 TraceCheckUtils]: 7: Hoare triple {4216#(and (<= 1 main_~y~0) (<= main_~y~0 1))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {4217#(and (<= 2 main_~y~0) (<= main_~y~0 2))} is VALID [2022-04-15 05:57:08,684 INFO L290 TraceCheckUtils]: 8: Hoare triple {4217#(and (<= 2 main_~y~0) (<= main_~y~0 2))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {4218#(and (<= main_~y~0 3) (<= 3 main_~y~0))} is VALID [2022-04-15 05:57:08,685 INFO L290 TraceCheckUtils]: 9: Hoare triple {4218#(and (<= main_~y~0 3) (<= 3 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {4219#(and (<= main_~y~0 4) (<= 4 main_~y~0))} is VALID [2022-04-15 05:57:08,686 INFO L290 TraceCheckUtils]: 10: Hoare triple {4219#(and (<= main_~y~0 4) (<= 4 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {4220#(and (<= 5 main_~y~0) (<= main_~y~0 5))} is VALID [2022-04-15 05:57:08,699 INFO L290 TraceCheckUtils]: 11: Hoare triple {4220#(and (<= 5 main_~y~0) (<= main_~y~0 5))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {4221#(and (<= main_~y~0 6) (<= 6 main_~y~0))} is VALID [2022-04-15 05:57:08,700 INFO L290 TraceCheckUtils]: 12: Hoare triple {4221#(and (<= main_~y~0 6) (<= 6 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {4222#(and (<= 7 main_~y~0) (<= main_~y~0 7))} is VALID [2022-04-15 05:57:08,700 INFO L290 TraceCheckUtils]: 13: Hoare triple {4222#(and (<= 7 main_~y~0) (<= main_~y~0 7))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {4223#(and (<= main_~y~0 8) (<= 8 main_~y~0))} is VALID [2022-04-15 05:57:08,701 INFO L290 TraceCheckUtils]: 14: Hoare triple {4223#(and (<= main_~y~0 8) (<= 8 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {4224#(and (<= 9 main_~y~0) (<= main_~y~0 9))} is VALID [2022-04-15 05:57:08,701 INFO L290 TraceCheckUtils]: 15: Hoare triple {4224#(and (<= 9 main_~y~0) (<= main_~y~0 9))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {4225#(and (<= main_~y~0 10) (<= 10 main_~y~0))} is VALID [2022-04-15 05:57:08,702 INFO L290 TraceCheckUtils]: 16: Hoare triple {4225#(and (<= main_~y~0 10) (<= 10 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {4226#(and (<= main_~y~0 11) (<= 11 main_~y~0))} is VALID [2022-04-15 05:57:08,702 INFO L290 TraceCheckUtils]: 17: Hoare triple {4226#(and (<= main_~y~0 11) (<= 11 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {4227#(and (<= 12 main_~y~0) (<= main_~y~0 12))} is VALID [2022-04-15 05:57:08,703 INFO L290 TraceCheckUtils]: 18: Hoare triple {4227#(and (<= 12 main_~y~0) (<= main_~y~0 12))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {4228#(and (<= main_~y~0 13) (<= 13 main_~y~0))} is VALID [2022-04-15 05:57:08,704 INFO L290 TraceCheckUtils]: 19: Hoare triple {4228#(and (<= main_~y~0 13) (<= 13 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {4229#(and (<= 14 main_~y~0) (<= main_~y~0 14))} is VALID [2022-04-15 05:57:08,704 INFO L290 TraceCheckUtils]: 20: Hoare triple {4229#(and (<= 14 main_~y~0) (<= main_~y~0 14))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {4295#(and (<= main_~y~0 15) (<= 15 main_~y~0))} is VALID [2022-04-15 05:57:08,705 INFO L290 TraceCheckUtils]: 21: Hoare triple {4295#(and (<= main_~y~0 15) (<= 15 main_~y~0))} assume !(~y~0 % 4294967296 < 1024); {4211#false} is VALID [2022-04-15 05:57:08,705 INFO L272 TraceCheckUtils]: 22: Hoare triple {4211#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {4211#false} is VALID [2022-04-15 05:57:08,705 INFO L290 TraceCheckUtils]: 23: Hoare triple {4211#false} ~cond := #in~cond; {4211#false} is VALID [2022-04-15 05:57:08,705 INFO L290 TraceCheckUtils]: 24: Hoare triple {4211#false} assume 0 == ~cond; {4211#false} is VALID [2022-04-15 05:57:08,706 INFO L290 TraceCheckUtils]: 25: Hoare triple {4211#false} assume !false; {4211#false} is VALID [2022-04-15 05:57:08,706 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 05:57:08,706 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-15 05:57:09,272 INFO L290 TraceCheckUtils]: 25: Hoare triple {4211#false} assume !false; {4211#false} is VALID [2022-04-15 05:57:09,272 INFO L290 TraceCheckUtils]: 24: Hoare triple {4211#false} assume 0 == ~cond; {4211#false} is VALID [2022-04-15 05:57:09,273 INFO L290 TraceCheckUtils]: 23: Hoare triple {4211#false} ~cond := #in~cond; {4211#false} is VALID [2022-04-15 05:57:09,273 INFO L272 TraceCheckUtils]: 22: Hoare triple {4211#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {4211#false} is VALID [2022-04-15 05:57:09,273 INFO L290 TraceCheckUtils]: 21: Hoare triple {4323#(< (mod main_~y~0 4294967296) 1024)} assume !(~y~0 % 4294967296 < 1024); {4211#false} is VALID [2022-04-15 05:57:09,274 INFO L290 TraceCheckUtils]: 20: Hoare triple {4327#(< (mod (+ main_~y~0 1) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {4323#(< (mod main_~y~0 4294967296) 1024)} is VALID [2022-04-15 05:57:09,275 INFO L290 TraceCheckUtils]: 19: Hoare triple {4331#(< (mod (+ main_~y~0 2) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {4327#(< (mod (+ main_~y~0 1) 4294967296) 1024)} is VALID [2022-04-15 05:57:09,276 INFO L290 TraceCheckUtils]: 18: Hoare triple {4335#(< (mod (+ main_~y~0 3) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {4331#(< (mod (+ main_~y~0 2) 4294967296) 1024)} is VALID [2022-04-15 05:57:09,283 INFO L290 TraceCheckUtils]: 17: Hoare triple {4339#(< (mod (+ main_~y~0 4) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {4335#(< (mod (+ main_~y~0 3) 4294967296) 1024)} is VALID [2022-04-15 05:57:09,284 INFO L290 TraceCheckUtils]: 16: Hoare triple {4343#(< (mod (+ 5 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {4339#(< (mod (+ main_~y~0 4) 4294967296) 1024)} is VALID [2022-04-15 05:57:09,285 INFO L290 TraceCheckUtils]: 15: Hoare triple {4347#(< (mod (+ main_~y~0 6) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {4343#(< (mod (+ 5 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:57:09,285 INFO L290 TraceCheckUtils]: 14: Hoare triple {4351#(< (mod (+ 7 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {4347#(< (mod (+ main_~y~0 6) 4294967296) 1024)} is VALID [2022-04-15 05:57:09,286 INFO L290 TraceCheckUtils]: 13: Hoare triple {4355#(< (mod (+ main_~y~0 8) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {4351#(< (mod (+ 7 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:57:09,287 INFO L290 TraceCheckUtils]: 12: Hoare triple {4359#(< (mod (+ main_~y~0 9) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {4355#(< (mod (+ main_~y~0 8) 4294967296) 1024)} is VALID [2022-04-15 05:57:09,288 INFO L290 TraceCheckUtils]: 11: Hoare triple {4363#(< (mod (+ main_~y~0 10) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {4359#(< (mod (+ main_~y~0 9) 4294967296) 1024)} is VALID [2022-04-15 05:57:09,288 INFO L290 TraceCheckUtils]: 10: Hoare triple {4367#(< (mod (+ main_~y~0 11) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {4363#(< (mod (+ main_~y~0 10) 4294967296) 1024)} is VALID [2022-04-15 05:57:09,290 INFO L290 TraceCheckUtils]: 9: Hoare triple {4371#(< (mod (+ main_~y~0 12) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {4367#(< (mod (+ main_~y~0 11) 4294967296) 1024)} is VALID [2022-04-15 05:57:09,290 INFO L290 TraceCheckUtils]: 8: Hoare triple {4375#(< (mod (+ main_~y~0 13) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {4371#(< (mod (+ main_~y~0 12) 4294967296) 1024)} is VALID [2022-04-15 05:57:09,291 INFO L290 TraceCheckUtils]: 7: Hoare triple {4379#(< (mod (+ main_~y~0 14) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {4375#(< (mod (+ main_~y~0 13) 4294967296) 1024)} is VALID [2022-04-15 05:57:09,292 INFO L290 TraceCheckUtils]: 6: Hoare triple {4383#(< (mod (+ main_~y~0 15) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {4379#(< (mod (+ main_~y~0 14) 4294967296) 1024)} is VALID [2022-04-15 05:57:09,292 INFO L290 TraceCheckUtils]: 5: Hoare triple {4210#true} ~x~0 := 1;~y~0 := 0; {4383#(< (mod (+ main_~y~0 15) 4294967296) 1024)} is VALID [2022-04-15 05:57:09,292 INFO L272 TraceCheckUtils]: 4: Hoare triple {4210#true} call #t~ret5 := main(); {4210#true} is VALID [2022-04-15 05:57:09,293 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {4210#true} {4210#true} #34#return; {4210#true} is VALID [2022-04-15 05:57:09,293 INFO L290 TraceCheckUtils]: 2: Hoare triple {4210#true} assume true; {4210#true} is VALID [2022-04-15 05:57:09,293 INFO L290 TraceCheckUtils]: 1: Hoare triple {4210#true} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {4210#true} is VALID [2022-04-15 05:57:09,293 INFO L272 TraceCheckUtils]: 0: Hoare triple {4210#true} call ULTIMATE.init(); {4210#true} is VALID [2022-04-15 05:57:09,293 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 05:57:09,293 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1033466032] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-15 05:57:09,293 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-04-15 05:57:09,294 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 18, 18] total 36 [2022-04-15 05:57:09,294 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-15 05:57:09,294 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [1223917404] [2022-04-15 05:57:09,294 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [1223917404] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-15 05:57:09,294 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-15 05:57:09,294 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-04-15 05:57:09,294 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [938064212] [2022-04-15 05:57:09,294 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-15 05:57:09,295 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 19 states have (on average 1.1578947368421053) internal successors, (22), 18 states have internal predecessors, (22), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 26 [2022-04-15 05:57:09,295 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-15 05:57:09,295 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 19 states, 19 states have (on average 1.1578947368421053) internal successors, (22), 18 states have internal predecessors, (22), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:57:09,312 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 26 edges. 26 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 05:57:09,312 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2022-04-15 05:57:09,312 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-15 05:57:09,313 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2022-04-15 05:57:09,313 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=357, Invalid=903, Unknown=0, NotChecked=0, Total=1260 [2022-04-15 05:57:09,313 INFO L87 Difference]: Start difference. First operand 27 states and 27 transitions. Second operand has 19 states, 19 states have (on average 1.1578947368421053) internal successors, (22), 18 states have internal predecessors, (22), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:57:10,112 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 05:57:10,112 INFO L93 Difference]: Finished difference Result 33 states and 33 transitions. [2022-04-15 05:57:10,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-04-15 05:57:10,112 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 19 states have (on average 1.1578947368421053) internal successors, (22), 18 states have internal predecessors, (22), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 26 [2022-04-15 05:57:10,112 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-15 05:57:10,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19 states, 19 states have (on average 1.1578947368421053) internal successors, (22), 18 states have internal predecessors, (22), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:57:10,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 33 transitions. [2022-04-15 05:57:10,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19 states, 19 states have (on average 1.1578947368421053) internal successors, (22), 18 states have internal predecessors, (22), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:57:10,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 33 transitions. [2022-04-15 05:57:10,114 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 19 states and 33 transitions. [2022-04-15 05:57:10,136 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 33 edges. 33 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 05:57:10,137 INFO L225 Difference]: With dead ends: 33 [2022-04-15 05:57:10,137 INFO L226 Difference]: Without dead ends: 28 [2022-04-15 05:57:10,137 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 36 SyntacticMatches, 1 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 156 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=707, Invalid=1945, Unknown=0, NotChecked=0, Total=2652 [2022-04-15 05:57:10,138 INFO L913 BasicCegarLoop]: 11 mSDtfsCounter, 6 mSDsluCounter, 82 mSDsCounter, 0 mSdLazyCounter, 322 mSolverCounterSat, 33 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 93 SdHoareTripleChecker+Invalid, 355 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 33 IncrementalHoareTripleChecker+Valid, 322 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-04-15 05:57:10,138 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [6 Valid, 93 Invalid, 355 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [33 Valid, 322 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-04-15 05:57:10,138 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28 states. [2022-04-15 05:57:10,160 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28 to 28. [2022-04-15 05:57:10,160 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-15 05:57:10,160 INFO L82 GeneralOperation]: Start isEquivalent. First operand 28 states. Second operand has 28 states, 23 states have (on average 1.0434782608695652) internal successors, (24), 23 states have internal predecessors, (24), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:57:10,160 INFO L74 IsIncluded]: Start isIncluded. First operand 28 states. Second operand has 28 states, 23 states have (on average 1.0434782608695652) internal successors, (24), 23 states have internal predecessors, (24), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:57:10,161 INFO L87 Difference]: Start difference. First operand 28 states. Second operand has 28 states, 23 states have (on average 1.0434782608695652) internal successors, (24), 23 states have internal predecessors, (24), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:57:10,161 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 05:57:10,161 INFO L93 Difference]: Finished difference Result 28 states and 28 transitions. [2022-04-15 05:57:10,161 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 28 transitions. [2022-04-15 05:57:10,161 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-15 05:57:10,161 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-15 05:57:10,161 INFO L74 IsIncluded]: Start isIncluded. First operand has 28 states, 23 states have (on average 1.0434782608695652) internal successors, (24), 23 states have internal predecessors, (24), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 28 states. [2022-04-15 05:57:10,161 INFO L87 Difference]: Start difference. First operand has 28 states, 23 states have (on average 1.0434782608695652) internal successors, (24), 23 states have internal predecessors, (24), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 28 states. [2022-04-15 05:57:10,164 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 05:57:10,164 INFO L93 Difference]: Finished difference Result 28 states and 28 transitions. [2022-04-15 05:57:10,164 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 28 transitions. [2022-04-15 05:57:10,164 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-15 05:57:10,164 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-15 05:57:10,164 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-15 05:57:10,164 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-15 05:57:10,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 28 states, 23 states have (on average 1.0434782608695652) internal successors, (24), 23 states have internal predecessors, (24), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:57:10,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 28 states and 28 transitions. [2022-04-15 05:57:10,165 INFO L78 Accepts]: Start accepts. Automaton has 28 states and 28 transitions. Word has length 26 [2022-04-15 05:57:10,165 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-15 05:57:10,165 INFO L478 AbstractCegarLoop]: Abstraction has 28 states and 28 transitions. [2022-04-15 05:57:10,165 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 1.1578947368421053) internal successors, (22), 18 states have internal predecessors, (22), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:57:10,165 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 28 states and 28 transitions. [2022-04-15 05:57:10,187 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 28 edges. 28 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 05:57:10,187 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 28 transitions. [2022-04-15 05:57:10,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-04-15 05:57:10,188 INFO L491 BasicCegarLoop]: Found error trace [2022-04-15 05:57:10,188 INFO L499 BasicCegarLoop]: trace histogram [16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-15 05:57:10,192 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Forceful destruction successful, exit code 0 [2022-04-15 05:57:10,388 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30,SelfDestructingSolverStorable31,16 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-15 05:57:10,388 INFO L403 AbstractCegarLoop]: === Iteration 18 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-15 05:57:10,388 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-15 05:57:10,388 INFO L85 PathProgramCache]: Analyzing trace with hash -1728371236, now seen corresponding path program 31 times [2022-04-15 05:57:10,389 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-15 05:57:10,389 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [609817473] [2022-04-15 05:57:13,755 WARN L977 rdanLoopAcceleration]: Unable to prove correctness of quantifier elimination. [2022-04-15 05:57:13,921 INFO L89 AcceleratorJordan]: Jordan loop acceleration statistics: 1 HavocedVariables, 2 AssignedVariables, 0 ReadonlyVariables, Eigenvalues: {0={1=1}, 1={2=1}}, 1 SequentialAcceleration, 0 AlternatingAcceleration, 1 QuantifierFreeResult [2022-04-15 05:57:13,922 INFO L271 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2022-04-15 05:57:13,923 INFO L85 PathProgramCache]: Analyzing trace with hash -980727625, now seen corresponding path program 1 times [2022-04-15 05:57:13,924 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-15 05:57:13,924 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1424937867] [2022-04-15 05:57:13,924 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-15 05:57:13,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-15 05:57:13,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-15 05:57:13,931 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-04-15 05:57:13,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-15 05:57:13,935 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-04-15 05:57:13,935 INFO L85 PathProgramCache]: Analyzing trace with hash -1728371236, now seen corresponding path program 32 times [2022-04-15 05:57:13,935 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-15 05:57:13,935 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1846692131] [2022-04-15 05:57:13,935 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-15 05:57:13,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-15 05:57:13,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 05:57:14,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-15 05:57:14,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 05:57:14,199 INFO L290 TraceCheckUtils]: 0: Hoare triple {4636#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {4614#true} is VALID [2022-04-15 05:57:14,199 INFO L290 TraceCheckUtils]: 1: Hoare triple {4614#true} assume true; {4614#true} is VALID [2022-04-15 05:57:14,199 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {4614#true} {4614#true} #34#return; {4614#true} is VALID [2022-04-15 05:57:14,200 INFO L272 TraceCheckUtils]: 0: Hoare triple {4614#true} call ULTIMATE.init(); {4636#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} is VALID [2022-04-15 05:57:14,200 INFO L290 TraceCheckUtils]: 1: Hoare triple {4636#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {4614#true} is VALID [2022-04-15 05:57:14,200 INFO L290 TraceCheckUtils]: 2: Hoare triple {4614#true} assume true; {4614#true} is VALID [2022-04-15 05:57:14,200 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {4614#true} {4614#true} #34#return; {4614#true} is VALID [2022-04-15 05:57:14,200 INFO L272 TraceCheckUtils]: 4: Hoare triple {4614#true} call #t~ret5 := main(); {4614#true} is VALID [2022-04-15 05:57:14,200 INFO L290 TraceCheckUtils]: 5: Hoare triple {4614#true} ~x~0 := 1;~y~0 := 0; {4619#(= main_~y~0 0)} is VALID [2022-04-15 05:57:14,201 INFO L290 TraceCheckUtils]: 6: Hoare triple {4619#(= main_~y~0 0)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {4620#(and (<= 1 main_~y~0) (<= main_~y~0 1))} is VALID [2022-04-15 05:57:14,201 INFO L290 TraceCheckUtils]: 7: Hoare triple {4620#(and (<= 1 main_~y~0) (<= main_~y~0 1))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {4621#(and (<= 2 main_~y~0) (<= main_~y~0 2))} is VALID [2022-04-15 05:57:14,202 INFO L290 TraceCheckUtils]: 8: Hoare triple {4621#(and (<= 2 main_~y~0) (<= main_~y~0 2))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {4622#(and (<= main_~y~0 3) (<= 3 main_~y~0))} is VALID [2022-04-15 05:57:14,202 INFO L290 TraceCheckUtils]: 9: Hoare triple {4622#(and (<= main_~y~0 3) (<= 3 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {4623#(and (<= main_~y~0 4) (<= 4 main_~y~0))} is VALID [2022-04-15 05:57:14,203 INFO L290 TraceCheckUtils]: 10: Hoare triple {4623#(and (<= main_~y~0 4) (<= 4 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {4624#(and (<= 5 main_~y~0) (<= main_~y~0 5))} is VALID [2022-04-15 05:57:14,203 INFO L290 TraceCheckUtils]: 11: Hoare triple {4624#(and (<= 5 main_~y~0) (<= main_~y~0 5))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {4625#(and (<= main_~y~0 6) (<= 6 main_~y~0))} is VALID [2022-04-15 05:57:14,204 INFO L290 TraceCheckUtils]: 12: Hoare triple {4625#(and (<= main_~y~0 6) (<= 6 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {4626#(and (<= 7 main_~y~0) (<= main_~y~0 7))} is VALID [2022-04-15 05:57:14,204 INFO L290 TraceCheckUtils]: 13: Hoare triple {4626#(and (<= 7 main_~y~0) (<= main_~y~0 7))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {4627#(and (<= main_~y~0 8) (<= 8 main_~y~0))} is VALID [2022-04-15 05:57:14,205 INFO L290 TraceCheckUtils]: 14: Hoare triple {4627#(and (<= main_~y~0 8) (<= 8 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {4628#(and (<= 9 main_~y~0) (<= main_~y~0 9))} is VALID [2022-04-15 05:57:14,205 INFO L290 TraceCheckUtils]: 15: Hoare triple {4628#(and (<= 9 main_~y~0) (<= main_~y~0 9))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {4629#(and (<= main_~y~0 10) (<= 10 main_~y~0))} is VALID [2022-04-15 05:57:14,206 INFO L290 TraceCheckUtils]: 16: Hoare triple {4629#(and (<= main_~y~0 10) (<= 10 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {4630#(and (<= main_~y~0 11) (<= 11 main_~y~0))} is VALID [2022-04-15 05:57:14,206 INFO L290 TraceCheckUtils]: 17: Hoare triple {4630#(and (<= main_~y~0 11) (<= 11 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {4631#(and (<= 12 main_~y~0) (<= main_~y~0 12))} is VALID [2022-04-15 05:57:14,207 INFO L290 TraceCheckUtils]: 18: Hoare triple {4631#(and (<= 12 main_~y~0) (<= main_~y~0 12))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {4632#(and (<= main_~y~0 13) (<= 13 main_~y~0))} is VALID [2022-04-15 05:57:14,207 INFO L290 TraceCheckUtils]: 19: Hoare triple {4632#(and (<= main_~y~0 13) (<= 13 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {4633#(and (<= 14 main_~y~0) (<= main_~y~0 14))} is VALID [2022-04-15 05:57:14,208 INFO L290 TraceCheckUtils]: 20: Hoare triple {4633#(and (<= 14 main_~y~0) (<= main_~y~0 14))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {4634#(and (<= main_~y~0 15) (<= 15 main_~y~0))} is VALID [2022-04-15 05:57:14,209 INFO L290 TraceCheckUtils]: 21: Hoare triple {4634#(and (<= main_~y~0 15) (<= 15 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {4635#(and (not (<= (+ (div main_~y~0 4294967296) 1) 0)) (<= main_~y~0 16))} is VALID [2022-04-15 05:57:14,209 INFO L290 TraceCheckUtils]: 22: Hoare triple {4635#(and (not (<= (+ (div main_~y~0 4294967296) 1) 0)) (<= main_~y~0 16))} assume !(~y~0 % 4294967296 < 1024); {4615#false} is VALID [2022-04-15 05:57:14,209 INFO L272 TraceCheckUtils]: 23: Hoare triple {4615#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {4615#false} is VALID [2022-04-15 05:57:14,209 INFO L290 TraceCheckUtils]: 24: Hoare triple {4615#false} ~cond := #in~cond; {4615#false} is VALID [2022-04-15 05:57:14,209 INFO L290 TraceCheckUtils]: 25: Hoare triple {4615#false} assume 0 == ~cond; {4615#false} is VALID [2022-04-15 05:57:14,209 INFO L290 TraceCheckUtils]: 26: Hoare triple {4615#false} assume !false; {4615#false} is VALID [2022-04-15 05:57:14,209 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 05:57:14,210 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-15 05:57:14,210 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1846692131] [2022-04-15 05:57:14,210 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1846692131] provided 0 perfect and 1 imperfect interpolant sequences [2022-04-15 05:57:14,210 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [755641798] [2022-04-15 05:57:14,210 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-04-15 05:57:14,210 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-15 05:57:14,210 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-15 05:57:14,222 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-04-15 05:57:14,224 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2022-04-15 05:57:14,267 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-04-15 05:57:14,268 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-15 05:57:14,268 INFO L263 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 35 conjunts are in the unsatisfiable core [2022-04-15 05:57:14,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 05:57:14,275 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-15 05:57:14,534 INFO L272 TraceCheckUtils]: 0: Hoare triple {4614#true} call ULTIMATE.init(); {4614#true} is VALID [2022-04-15 05:57:14,534 INFO L290 TraceCheckUtils]: 1: Hoare triple {4614#true} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {4614#true} is VALID [2022-04-15 05:57:14,534 INFO L290 TraceCheckUtils]: 2: Hoare triple {4614#true} assume true; {4614#true} is VALID [2022-04-15 05:57:14,534 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {4614#true} {4614#true} #34#return; {4614#true} is VALID [2022-04-15 05:57:14,534 INFO L272 TraceCheckUtils]: 4: Hoare triple {4614#true} call #t~ret5 := main(); {4614#true} is VALID [2022-04-15 05:57:14,535 INFO L290 TraceCheckUtils]: 5: Hoare triple {4614#true} ~x~0 := 1;~y~0 := 0; {4619#(= main_~y~0 0)} is VALID [2022-04-15 05:57:14,535 INFO L290 TraceCheckUtils]: 6: Hoare triple {4619#(= main_~y~0 0)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {4620#(and (<= 1 main_~y~0) (<= main_~y~0 1))} is VALID [2022-04-15 05:57:14,536 INFO L290 TraceCheckUtils]: 7: Hoare triple {4620#(and (<= 1 main_~y~0) (<= main_~y~0 1))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {4621#(and (<= 2 main_~y~0) (<= main_~y~0 2))} is VALID [2022-04-15 05:57:14,536 INFO L290 TraceCheckUtils]: 8: Hoare triple {4621#(and (<= 2 main_~y~0) (<= main_~y~0 2))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {4622#(and (<= main_~y~0 3) (<= 3 main_~y~0))} is VALID [2022-04-15 05:57:14,537 INFO L290 TraceCheckUtils]: 9: Hoare triple {4622#(and (<= main_~y~0 3) (<= 3 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {4623#(and (<= main_~y~0 4) (<= 4 main_~y~0))} is VALID [2022-04-15 05:57:14,537 INFO L290 TraceCheckUtils]: 10: Hoare triple {4623#(and (<= main_~y~0 4) (<= 4 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {4624#(and (<= 5 main_~y~0) (<= main_~y~0 5))} is VALID [2022-04-15 05:57:14,538 INFO L290 TraceCheckUtils]: 11: Hoare triple {4624#(and (<= 5 main_~y~0) (<= main_~y~0 5))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {4625#(and (<= main_~y~0 6) (<= 6 main_~y~0))} is VALID [2022-04-15 05:57:14,538 INFO L290 TraceCheckUtils]: 12: Hoare triple {4625#(and (<= main_~y~0 6) (<= 6 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {4626#(and (<= 7 main_~y~0) (<= main_~y~0 7))} is VALID [2022-04-15 05:57:14,539 INFO L290 TraceCheckUtils]: 13: Hoare triple {4626#(and (<= 7 main_~y~0) (<= main_~y~0 7))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {4627#(and (<= main_~y~0 8) (<= 8 main_~y~0))} is VALID [2022-04-15 05:57:14,539 INFO L290 TraceCheckUtils]: 14: Hoare triple {4627#(and (<= main_~y~0 8) (<= 8 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {4628#(and (<= 9 main_~y~0) (<= main_~y~0 9))} is VALID [2022-04-15 05:57:14,540 INFO L290 TraceCheckUtils]: 15: Hoare triple {4628#(and (<= 9 main_~y~0) (<= main_~y~0 9))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {4629#(and (<= main_~y~0 10) (<= 10 main_~y~0))} is VALID [2022-04-15 05:57:14,540 INFO L290 TraceCheckUtils]: 16: Hoare triple {4629#(and (<= main_~y~0 10) (<= 10 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {4630#(and (<= main_~y~0 11) (<= 11 main_~y~0))} is VALID [2022-04-15 05:57:14,541 INFO L290 TraceCheckUtils]: 17: Hoare triple {4630#(and (<= main_~y~0 11) (<= 11 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {4631#(and (<= 12 main_~y~0) (<= main_~y~0 12))} is VALID [2022-04-15 05:57:14,541 INFO L290 TraceCheckUtils]: 18: Hoare triple {4631#(and (<= 12 main_~y~0) (<= main_~y~0 12))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {4632#(and (<= main_~y~0 13) (<= 13 main_~y~0))} is VALID [2022-04-15 05:57:14,542 INFO L290 TraceCheckUtils]: 19: Hoare triple {4632#(and (<= main_~y~0 13) (<= 13 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {4633#(and (<= 14 main_~y~0) (<= main_~y~0 14))} is VALID [2022-04-15 05:57:14,543 INFO L290 TraceCheckUtils]: 20: Hoare triple {4633#(and (<= 14 main_~y~0) (<= main_~y~0 14))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {4634#(and (<= main_~y~0 15) (<= 15 main_~y~0))} is VALID [2022-04-15 05:57:14,543 INFO L290 TraceCheckUtils]: 21: Hoare triple {4634#(and (<= main_~y~0 15) (<= 15 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {4703#(and (<= 16 main_~y~0) (<= main_~y~0 16))} is VALID [2022-04-15 05:57:14,544 INFO L290 TraceCheckUtils]: 22: Hoare triple {4703#(and (<= 16 main_~y~0) (<= main_~y~0 16))} assume !(~y~0 % 4294967296 < 1024); {4615#false} is VALID [2022-04-15 05:57:14,544 INFO L272 TraceCheckUtils]: 23: Hoare triple {4615#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {4615#false} is VALID [2022-04-15 05:57:14,544 INFO L290 TraceCheckUtils]: 24: Hoare triple {4615#false} ~cond := #in~cond; {4615#false} is VALID [2022-04-15 05:57:14,544 INFO L290 TraceCheckUtils]: 25: Hoare triple {4615#false} assume 0 == ~cond; {4615#false} is VALID [2022-04-15 05:57:14,544 INFO L290 TraceCheckUtils]: 26: Hoare triple {4615#false} assume !false; {4615#false} is VALID [2022-04-15 05:57:14,544 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 05:57:14,544 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-15 05:57:15,058 INFO L290 TraceCheckUtils]: 26: Hoare triple {4615#false} assume !false; {4615#false} is VALID [2022-04-15 05:57:15,058 INFO L290 TraceCheckUtils]: 25: Hoare triple {4615#false} assume 0 == ~cond; {4615#false} is VALID [2022-04-15 05:57:15,058 INFO L290 TraceCheckUtils]: 24: Hoare triple {4615#false} ~cond := #in~cond; {4615#false} is VALID [2022-04-15 05:57:15,058 INFO L272 TraceCheckUtils]: 23: Hoare triple {4615#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {4615#false} is VALID [2022-04-15 05:57:15,059 INFO L290 TraceCheckUtils]: 22: Hoare triple {4731#(< (mod main_~y~0 4294967296) 1024)} assume !(~y~0 % 4294967296 < 1024); {4615#false} is VALID [2022-04-15 05:57:15,066 INFO L290 TraceCheckUtils]: 21: Hoare triple {4735#(< (mod (+ main_~y~0 1) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {4731#(< (mod main_~y~0 4294967296) 1024)} is VALID [2022-04-15 05:57:15,067 INFO L290 TraceCheckUtils]: 20: Hoare triple {4739#(< (mod (+ main_~y~0 2) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {4735#(< (mod (+ main_~y~0 1) 4294967296) 1024)} is VALID [2022-04-15 05:57:15,068 INFO L290 TraceCheckUtils]: 19: Hoare triple {4743#(< (mod (+ main_~y~0 3) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {4739#(< (mod (+ main_~y~0 2) 4294967296) 1024)} is VALID [2022-04-15 05:57:15,068 INFO L290 TraceCheckUtils]: 18: Hoare triple {4747#(< (mod (+ main_~y~0 4) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {4743#(< (mod (+ main_~y~0 3) 4294967296) 1024)} is VALID [2022-04-15 05:57:15,069 INFO L290 TraceCheckUtils]: 17: Hoare triple {4751#(< (mod (+ 5 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {4747#(< (mod (+ main_~y~0 4) 4294967296) 1024)} is VALID [2022-04-15 05:57:15,070 INFO L290 TraceCheckUtils]: 16: Hoare triple {4755#(< (mod (+ main_~y~0 6) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {4751#(< (mod (+ 5 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:57:15,073 INFO L290 TraceCheckUtils]: 15: Hoare triple {4759#(< (mod (+ 7 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {4755#(< (mod (+ main_~y~0 6) 4294967296) 1024)} is VALID [2022-04-15 05:57:15,073 INFO L290 TraceCheckUtils]: 14: Hoare triple {4763#(< (mod (+ main_~y~0 8) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {4759#(< (mod (+ 7 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:57:15,074 INFO L290 TraceCheckUtils]: 13: Hoare triple {4767#(< (mod (+ main_~y~0 9) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {4763#(< (mod (+ main_~y~0 8) 4294967296) 1024)} is VALID [2022-04-15 05:57:15,083 INFO L290 TraceCheckUtils]: 12: Hoare triple {4771#(< (mod (+ main_~y~0 10) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {4767#(< (mod (+ main_~y~0 9) 4294967296) 1024)} is VALID [2022-04-15 05:57:15,084 INFO L290 TraceCheckUtils]: 11: Hoare triple {4775#(< (mod (+ main_~y~0 11) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {4771#(< (mod (+ main_~y~0 10) 4294967296) 1024)} is VALID [2022-04-15 05:57:15,084 INFO L290 TraceCheckUtils]: 10: Hoare triple {4779#(< (mod (+ main_~y~0 12) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {4775#(< (mod (+ main_~y~0 11) 4294967296) 1024)} is VALID [2022-04-15 05:57:15,085 INFO L290 TraceCheckUtils]: 9: Hoare triple {4783#(< (mod (+ main_~y~0 13) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {4779#(< (mod (+ main_~y~0 12) 4294967296) 1024)} is VALID [2022-04-15 05:57:15,085 INFO L290 TraceCheckUtils]: 8: Hoare triple {4787#(< (mod (+ main_~y~0 14) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {4783#(< (mod (+ main_~y~0 13) 4294967296) 1024)} is VALID [2022-04-15 05:57:15,086 INFO L290 TraceCheckUtils]: 7: Hoare triple {4791#(< (mod (+ main_~y~0 15) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {4787#(< (mod (+ main_~y~0 14) 4294967296) 1024)} is VALID [2022-04-15 05:57:15,087 INFO L290 TraceCheckUtils]: 6: Hoare triple {4795#(< (mod (+ main_~y~0 16) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {4791#(< (mod (+ main_~y~0 15) 4294967296) 1024)} is VALID [2022-04-15 05:57:15,087 INFO L290 TraceCheckUtils]: 5: Hoare triple {4614#true} ~x~0 := 1;~y~0 := 0; {4795#(< (mod (+ main_~y~0 16) 4294967296) 1024)} is VALID [2022-04-15 05:57:15,087 INFO L272 TraceCheckUtils]: 4: Hoare triple {4614#true} call #t~ret5 := main(); {4614#true} is VALID [2022-04-15 05:57:15,087 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {4614#true} {4614#true} #34#return; {4614#true} is VALID [2022-04-15 05:57:15,087 INFO L290 TraceCheckUtils]: 2: Hoare triple {4614#true} assume true; {4614#true} is VALID [2022-04-15 05:57:15,087 INFO L290 TraceCheckUtils]: 1: Hoare triple {4614#true} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {4614#true} is VALID [2022-04-15 05:57:15,087 INFO L272 TraceCheckUtils]: 0: Hoare triple {4614#true} call ULTIMATE.init(); {4614#true} is VALID [2022-04-15 05:57:15,088 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 05:57:15,088 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [755641798] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-15 05:57:15,088 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-04-15 05:57:15,088 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 19, 19] total 38 [2022-04-15 05:57:15,088 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-15 05:57:15,088 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [609817473] [2022-04-15 05:57:15,088 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [609817473] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-15 05:57:15,088 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-15 05:57:15,088 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-04-15 05:57:15,088 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1904715767] [2022-04-15 05:57:15,088 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-15 05:57:15,089 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 20 states have (on average 1.15) internal successors, (23), 19 states have internal predecessors, (23), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 27 [2022-04-15 05:57:15,089 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-15 05:57:15,089 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 20 states, 20 states have (on average 1.15) internal successors, (23), 19 states have internal predecessors, (23), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:57:15,103 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 27 edges. 27 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 05:57:15,103 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-04-15 05:57:15,103 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-15 05:57:15,103 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-04-15 05:57:15,103 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=396, Invalid=1010, Unknown=0, NotChecked=0, Total=1406 [2022-04-15 05:57:15,104 INFO L87 Difference]: Start difference. First operand 28 states and 28 transitions. Second operand has 20 states, 20 states have (on average 1.15) internal successors, (23), 19 states have internal predecessors, (23), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:57:16,035 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 05:57:16,035 INFO L93 Difference]: Finished difference Result 34 states and 34 transitions. [2022-04-15 05:57:16,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-04-15 05:57:16,036 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 20 states have (on average 1.15) internal successors, (23), 19 states have internal predecessors, (23), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 27 [2022-04-15 05:57:16,036 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-15 05:57:16,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20 states, 20 states have (on average 1.15) internal successors, (23), 19 states have internal predecessors, (23), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:57:16,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 34 transitions. [2022-04-15 05:57:16,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20 states, 20 states have (on average 1.15) internal successors, (23), 19 states have internal predecessors, (23), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:57:16,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 34 transitions. [2022-04-15 05:57:16,037 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 20 states and 34 transitions. [2022-04-15 05:57:16,062 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 34 edges. 34 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 05:57:16,062 INFO L225 Difference]: With dead ends: 34 [2022-04-15 05:57:16,062 INFO L226 Difference]: Without dead ends: 29 [2022-04-15 05:57:16,063 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 37 SyntacticMatches, 1 SemanticMatches, 53 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 174 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=785, Invalid=2185, Unknown=0, NotChecked=0, Total=2970 [2022-04-15 05:57:16,064 INFO L913 BasicCegarLoop]: 11 mSDtfsCounter, 6 mSDsluCounter, 82 mSDsCounter, 0 mSdLazyCounter, 354 mSolverCounterSat, 35 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 93 SdHoareTripleChecker+Invalid, 389 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 35 IncrementalHoareTripleChecker+Valid, 354 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-04-15 05:57:16,064 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [6 Valid, 93 Invalid, 389 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [35 Valid, 354 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-04-15 05:57:16,064 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29 states. [2022-04-15 05:57:16,087 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29 to 29. [2022-04-15 05:57:16,087 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-15 05:57:16,087 INFO L82 GeneralOperation]: Start isEquivalent. First operand 29 states. Second operand has 29 states, 24 states have (on average 1.0416666666666667) internal successors, (25), 24 states have internal predecessors, (25), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:57:16,088 INFO L74 IsIncluded]: Start isIncluded. First operand 29 states. Second operand has 29 states, 24 states have (on average 1.0416666666666667) internal successors, (25), 24 states have internal predecessors, (25), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:57:16,088 INFO L87 Difference]: Start difference. First operand 29 states. Second operand has 29 states, 24 states have (on average 1.0416666666666667) internal successors, (25), 24 states have internal predecessors, (25), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:57:16,088 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 05:57:16,088 INFO L93 Difference]: Finished difference Result 29 states and 29 transitions. [2022-04-15 05:57:16,088 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 29 transitions. [2022-04-15 05:57:16,088 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-15 05:57:16,088 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-15 05:57:16,089 INFO L74 IsIncluded]: Start isIncluded. First operand has 29 states, 24 states have (on average 1.0416666666666667) internal successors, (25), 24 states have internal predecessors, (25), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 29 states. [2022-04-15 05:57:16,089 INFO L87 Difference]: Start difference. First operand has 29 states, 24 states have (on average 1.0416666666666667) internal successors, (25), 24 states have internal predecessors, (25), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 29 states. [2022-04-15 05:57:16,089 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 05:57:16,089 INFO L93 Difference]: Finished difference Result 29 states and 29 transitions. [2022-04-15 05:57:16,089 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 29 transitions. [2022-04-15 05:57:16,089 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-15 05:57:16,089 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-15 05:57:16,089 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-15 05:57:16,089 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-15 05:57:16,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 29 states, 24 states have (on average 1.0416666666666667) internal successors, (25), 24 states have internal predecessors, (25), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:57:16,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 29 transitions. [2022-04-15 05:57:16,090 INFO L78 Accepts]: Start accepts. Automaton has 29 states and 29 transitions. Word has length 27 [2022-04-15 05:57:16,090 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-15 05:57:16,090 INFO L478 AbstractCegarLoop]: Abstraction has 29 states and 29 transitions. [2022-04-15 05:57:16,090 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 20 states have (on average 1.15) internal successors, (23), 19 states have internal predecessors, (23), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:57:16,090 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 29 states and 29 transitions. [2022-04-15 05:57:16,125 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 29 edges. 29 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 05:57:16,125 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 29 transitions. [2022-04-15 05:57:16,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-04-15 05:57:16,125 INFO L491 BasicCegarLoop]: Found error trace [2022-04-15 05:57:16,125 INFO L499 BasicCegarLoop]: trace histogram [17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-15 05:57:16,141 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Ended with exit code 0 [2022-04-15 05:57:16,325 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable32,SelfDestructingSolverStorable33 [2022-04-15 05:57:16,325 INFO L403 AbstractCegarLoop]: === Iteration 19 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-15 05:57:16,326 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-15 05:57:16,326 INFO L85 PathProgramCache]: Analyzing trace with hash -2003439498, now seen corresponding path program 33 times [2022-04-15 05:57:16,326 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-15 05:57:16,326 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [576702149] [2022-04-15 05:57:16,708 INFO L89 AcceleratorJordan]: Jordan loop acceleration statistics: 1 HavocedVariables, 2 AssignedVariables, 0 ReadonlyVariables, Eigenvalues: {0={1=1}, 1={2=1}}, 1 SequentialAcceleration, 0 AlternatingAcceleration, 1 QuantifierFreeResult [2022-04-15 05:57:16,709 INFO L271 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2022-04-15 05:57:16,711 INFO L85 PathProgramCache]: Analyzing trace with hash -921622281, now seen corresponding path program 1 times [2022-04-15 05:57:16,711 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-15 05:57:16,711 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1348078895] [2022-04-15 05:57:16,711 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-15 05:57:16,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-15 05:57:16,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-15 05:57:16,717 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-04-15 05:57:16,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-15 05:57:16,721 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-04-15 05:57:16,721 INFO L85 PathProgramCache]: Analyzing trace with hash -2003439498, now seen corresponding path program 34 times [2022-04-15 05:57:16,721 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-15 05:57:16,721 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1443267160] [2022-04-15 05:57:16,721 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-15 05:57:16,721 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-15 05:57:16,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 05:57:17,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-15 05:57:17,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 05:57:17,073 INFO L290 TraceCheckUtils]: 0: Hoare triple {5057#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {5034#true} is VALID [2022-04-15 05:57:17,074 INFO L290 TraceCheckUtils]: 1: Hoare triple {5034#true} assume true; {5034#true} is VALID [2022-04-15 05:57:17,074 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {5034#true} {5034#true} #34#return; {5034#true} is VALID [2022-04-15 05:57:17,082 INFO L272 TraceCheckUtils]: 0: Hoare triple {5034#true} call ULTIMATE.init(); {5057#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} is VALID [2022-04-15 05:57:17,082 INFO L290 TraceCheckUtils]: 1: Hoare triple {5057#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {5034#true} is VALID [2022-04-15 05:57:17,082 INFO L290 TraceCheckUtils]: 2: Hoare triple {5034#true} assume true; {5034#true} is VALID [2022-04-15 05:57:17,082 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {5034#true} {5034#true} #34#return; {5034#true} is VALID [2022-04-15 05:57:17,082 INFO L272 TraceCheckUtils]: 4: Hoare triple {5034#true} call #t~ret5 := main(); {5034#true} is VALID [2022-04-15 05:57:17,082 INFO L290 TraceCheckUtils]: 5: Hoare triple {5034#true} ~x~0 := 1;~y~0 := 0; {5039#(= main_~y~0 0)} is VALID [2022-04-15 05:57:17,083 INFO L290 TraceCheckUtils]: 6: Hoare triple {5039#(= main_~y~0 0)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {5040#(and (<= 1 main_~y~0) (<= main_~y~0 1))} is VALID [2022-04-15 05:57:17,083 INFO L290 TraceCheckUtils]: 7: Hoare triple {5040#(and (<= 1 main_~y~0) (<= main_~y~0 1))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {5041#(and (<= 2 main_~y~0) (<= main_~y~0 2))} is VALID [2022-04-15 05:57:17,084 INFO L290 TraceCheckUtils]: 8: Hoare triple {5041#(and (<= 2 main_~y~0) (<= main_~y~0 2))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {5042#(and (<= main_~y~0 3) (<= 3 main_~y~0))} is VALID [2022-04-15 05:57:17,084 INFO L290 TraceCheckUtils]: 9: Hoare triple {5042#(and (<= main_~y~0 3) (<= 3 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {5043#(and (<= main_~y~0 4) (<= 4 main_~y~0))} is VALID [2022-04-15 05:57:17,085 INFO L290 TraceCheckUtils]: 10: Hoare triple {5043#(and (<= main_~y~0 4) (<= 4 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {5044#(and (<= 5 main_~y~0) (<= main_~y~0 5))} is VALID [2022-04-15 05:57:17,085 INFO L290 TraceCheckUtils]: 11: Hoare triple {5044#(and (<= 5 main_~y~0) (<= main_~y~0 5))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {5045#(and (<= main_~y~0 6) (<= 6 main_~y~0))} is VALID [2022-04-15 05:57:17,086 INFO L290 TraceCheckUtils]: 12: Hoare triple {5045#(and (<= main_~y~0 6) (<= 6 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {5046#(and (<= 7 main_~y~0) (<= main_~y~0 7))} is VALID [2022-04-15 05:57:17,086 INFO L290 TraceCheckUtils]: 13: Hoare triple {5046#(and (<= 7 main_~y~0) (<= main_~y~0 7))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {5047#(and (<= main_~y~0 8) (<= 8 main_~y~0))} is VALID [2022-04-15 05:57:17,087 INFO L290 TraceCheckUtils]: 14: Hoare triple {5047#(and (<= main_~y~0 8) (<= 8 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {5048#(and (<= 9 main_~y~0) (<= main_~y~0 9))} is VALID [2022-04-15 05:57:17,087 INFO L290 TraceCheckUtils]: 15: Hoare triple {5048#(and (<= 9 main_~y~0) (<= main_~y~0 9))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {5049#(and (<= main_~y~0 10) (<= 10 main_~y~0))} is VALID [2022-04-15 05:57:17,088 INFO L290 TraceCheckUtils]: 16: Hoare triple {5049#(and (<= main_~y~0 10) (<= 10 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {5050#(and (<= main_~y~0 11) (<= 11 main_~y~0))} is VALID [2022-04-15 05:57:17,088 INFO L290 TraceCheckUtils]: 17: Hoare triple {5050#(and (<= main_~y~0 11) (<= 11 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {5051#(and (<= 12 main_~y~0) (<= main_~y~0 12))} is VALID [2022-04-15 05:57:17,089 INFO L290 TraceCheckUtils]: 18: Hoare triple {5051#(and (<= 12 main_~y~0) (<= main_~y~0 12))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {5052#(and (<= main_~y~0 13) (<= 13 main_~y~0))} is VALID [2022-04-15 05:57:17,089 INFO L290 TraceCheckUtils]: 19: Hoare triple {5052#(and (<= main_~y~0 13) (<= 13 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {5053#(and (<= 14 main_~y~0) (<= main_~y~0 14))} is VALID [2022-04-15 05:57:17,090 INFO L290 TraceCheckUtils]: 20: Hoare triple {5053#(and (<= 14 main_~y~0) (<= main_~y~0 14))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {5054#(and (<= main_~y~0 15) (<= 15 main_~y~0))} is VALID [2022-04-15 05:57:17,090 INFO L290 TraceCheckUtils]: 21: Hoare triple {5054#(and (<= main_~y~0 15) (<= 15 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {5055#(and (<= 16 main_~y~0) (<= main_~y~0 16))} is VALID [2022-04-15 05:57:17,091 INFO L290 TraceCheckUtils]: 22: Hoare triple {5055#(and (<= 16 main_~y~0) (<= main_~y~0 16))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {5056#(and (<= main_~y~0 17) (not (<= (+ (div main_~y~0 4294967296) 1) 0)))} is VALID [2022-04-15 05:57:17,092 INFO L290 TraceCheckUtils]: 23: Hoare triple {5056#(and (<= main_~y~0 17) (not (<= (+ (div main_~y~0 4294967296) 1) 0)))} assume !(~y~0 % 4294967296 < 1024); {5035#false} is VALID [2022-04-15 05:57:17,092 INFO L272 TraceCheckUtils]: 24: Hoare triple {5035#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {5035#false} is VALID [2022-04-15 05:57:17,092 INFO L290 TraceCheckUtils]: 25: Hoare triple {5035#false} ~cond := #in~cond; {5035#false} is VALID [2022-04-15 05:57:17,092 INFO L290 TraceCheckUtils]: 26: Hoare triple {5035#false} assume 0 == ~cond; {5035#false} is VALID [2022-04-15 05:57:17,092 INFO L290 TraceCheckUtils]: 27: Hoare triple {5035#false} assume !false; {5035#false} is VALID [2022-04-15 05:57:17,092 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 05:57:17,092 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-15 05:57:17,092 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1443267160] [2022-04-15 05:57:17,092 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1443267160] provided 0 perfect and 1 imperfect interpolant sequences [2022-04-15 05:57:17,093 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [539884693] [2022-04-15 05:57:17,093 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-04-15 05:57:17,093 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-15 05:57:17,093 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-15 05:57:17,094 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-04-15 05:57:17,095 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2022-04-15 05:57:17,141 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-04-15 05:57:17,142 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-15 05:57:17,142 INFO L263 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 37 conjunts are in the unsatisfiable core [2022-04-15 05:57:17,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 05:57:17,149 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-15 05:57:17,430 INFO L272 TraceCheckUtils]: 0: Hoare triple {5034#true} call ULTIMATE.init(); {5034#true} is VALID [2022-04-15 05:57:17,430 INFO L290 TraceCheckUtils]: 1: Hoare triple {5034#true} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {5034#true} is VALID [2022-04-15 05:57:17,430 INFO L290 TraceCheckUtils]: 2: Hoare triple {5034#true} assume true; {5034#true} is VALID [2022-04-15 05:57:17,431 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {5034#true} {5034#true} #34#return; {5034#true} is VALID [2022-04-15 05:57:17,431 INFO L272 TraceCheckUtils]: 4: Hoare triple {5034#true} call #t~ret5 := main(); {5034#true} is VALID [2022-04-15 05:57:17,431 INFO L290 TraceCheckUtils]: 5: Hoare triple {5034#true} ~x~0 := 1;~y~0 := 0; {5039#(= main_~y~0 0)} is VALID [2022-04-15 05:57:17,431 INFO L290 TraceCheckUtils]: 6: Hoare triple {5039#(= main_~y~0 0)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {5040#(and (<= 1 main_~y~0) (<= main_~y~0 1))} is VALID [2022-04-15 05:57:17,432 INFO L290 TraceCheckUtils]: 7: Hoare triple {5040#(and (<= 1 main_~y~0) (<= main_~y~0 1))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {5041#(and (<= 2 main_~y~0) (<= main_~y~0 2))} is VALID [2022-04-15 05:57:17,432 INFO L290 TraceCheckUtils]: 8: Hoare triple {5041#(and (<= 2 main_~y~0) (<= main_~y~0 2))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {5042#(and (<= main_~y~0 3) (<= 3 main_~y~0))} is VALID [2022-04-15 05:57:17,433 INFO L290 TraceCheckUtils]: 9: Hoare triple {5042#(and (<= main_~y~0 3) (<= 3 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {5043#(and (<= main_~y~0 4) (<= 4 main_~y~0))} is VALID [2022-04-15 05:57:17,433 INFO L290 TraceCheckUtils]: 10: Hoare triple {5043#(and (<= main_~y~0 4) (<= 4 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {5044#(and (<= 5 main_~y~0) (<= main_~y~0 5))} is VALID [2022-04-15 05:57:17,434 INFO L290 TraceCheckUtils]: 11: Hoare triple {5044#(and (<= 5 main_~y~0) (<= main_~y~0 5))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {5045#(and (<= main_~y~0 6) (<= 6 main_~y~0))} is VALID [2022-04-15 05:57:17,434 INFO L290 TraceCheckUtils]: 12: Hoare triple {5045#(and (<= main_~y~0 6) (<= 6 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {5046#(and (<= 7 main_~y~0) (<= main_~y~0 7))} is VALID [2022-04-15 05:57:17,435 INFO L290 TraceCheckUtils]: 13: Hoare triple {5046#(and (<= 7 main_~y~0) (<= main_~y~0 7))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {5047#(and (<= main_~y~0 8) (<= 8 main_~y~0))} is VALID [2022-04-15 05:57:17,435 INFO L290 TraceCheckUtils]: 14: Hoare triple {5047#(and (<= main_~y~0 8) (<= 8 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {5048#(and (<= 9 main_~y~0) (<= main_~y~0 9))} is VALID [2022-04-15 05:57:17,436 INFO L290 TraceCheckUtils]: 15: Hoare triple {5048#(and (<= 9 main_~y~0) (<= main_~y~0 9))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {5049#(and (<= main_~y~0 10) (<= 10 main_~y~0))} is VALID [2022-04-15 05:57:17,436 INFO L290 TraceCheckUtils]: 16: Hoare triple {5049#(and (<= main_~y~0 10) (<= 10 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {5050#(and (<= main_~y~0 11) (<= 11 main_~y~0))} is VALID [2022-04-15 05:57:17,437 INFO L290 TraceCheckUtils]: 17: Hoare triple {5050#(and (<= main_~y~0 11) (<= 11 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {5051#(and (<= 12 main_~y~0) (<= main_~y~0 12))} is VALID [2022-04-15 05:57:17,437 INFO L290 TraceCheckUtils]: 18: Hoare triple {5051#(and (<= 12 main_~y~0) (<= main_~y~0 12))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {5052#(and (<= main_~y~0 13) (<= 13 main_~y~0))} is VALID [2022-04-15 05:57:17,438 INFO L290 TraceCheckUtils]: 19: Hoare triple {5052#(and (<= main_~y~0 13) (<= 13 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {5053#(and (<= 14 main_~y~0) (<= main_~y~0 14))} is VALID [2022-04-15 05:57:17,438 INFO L290 TraceCheckUtils]: 20: Hoare triple {5053#(and (<= 14 main_~y~0) (<= main_~y~0 14))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {5054#(and (<= main_~y~0 15) (<= 15 main_~y~0))} is VALID [2022-04-15 05:57:17,439 INFO L290 TraceCheckUtils]: 21: Hoare triple {5054#(and (<= main_~y~0 15) (<= 15 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {5055#(and (<= 16 main_~y~0) (<= main_~y~0 16))} is VALID [2022-04-15 05:57:17,439 INFO L290 TraceCheckUtils]: 22: Hoare triple {5055#(and (<= 16 main_~y~0) (<= main_~y~0 16))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {5127#(and (<= main_~y~0 17) (<= 17 main_~y~0))} is VALID [2022-04-15 05:57:17,440 INFO L290 TraceCheckUtils]: 23: Hoare triple {5127#(and (<= main_~y~0 17) (<= 17 main_~y~0))} assume !(~y~0 % 4294967296 < 1024); {5035#false} is VALID [2022-04-15 05:57:17,440 INFO L272 TraceCheckUtils]: 24: Hoare triple {5035#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {5035#false} is VALID [2022-04-15 05:57:17,440 INFO L290 TraceCheckUtils]: 25: Hoare triple {5035#false} ~cond := #in~cond; {5035#false} is VALID [2022-04-15 05:57:17,440 INFO L290 TraceCheckUtils]: 26: Hoare triple {5035#false} assume 0 == ~cond; {5035#false} is VALID [2022-04-15 05:57:17,440 INFO L290 TraceCheckUtils]: 27: Hoare triple {5035#false} assume !false; {5035#false} is VALID [2022-04-15 05:57:17,441 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 05:57:17,441 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-15 05:57:18,028 INFO L290 TraceCheckUtils]: 27: Hoare triple {5035#false} assume !false; {5035#false} is VALID [2022-04-15 05:57:18,028 INFO L290 TraceCheckUtils]: 26: Hoare triple {5035#false} assume 0 == ~cond; {5035#false} is VALID [2022-04-15 05:57:18,028 INFO L290 TraceCheckUtils]: 25: Hoare triple {5035#false} ~cond := #in~cond; {5035#false} is VALID [2022-04-15 05:57:18,028 INFO L272 TraceCheckUtils]: 24: Hoare triple {5035#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {5035#false} is VALID [2022-04-15 05:57:18,028 INFO L290 TraceCheckUtils]: 23: Hoare triple {5155#(< (mod main_~y~0 4294967296) 1024)} assume !(~y~0 % 4294967296 < 1024); {5035#false} is VALID [2022-04-15 05:57:18,032 INFO L290 TraceCheckUtils]: 22: Hoare triple {5159#(< (mod (+ main_~y~0 1) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {5155#(< (mod main_~y~0 4294967296) 1024)} is VALID [2022-04-15 05:57:18,032 INFO L290 TraceCheckUtils]: 21: Hoare triple {5163#(< (mod (+ main_~y~0 2) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {5159#(< (mod (+ main_~y~0 1) 4294967296) 1024)} is VALID [2022-04-15 05:57:18,034 INFO L290 TraceCheckUtils]: 20: Hoare triple {5167#(< (mod (+ main_~y~0 3) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {5163#(< (mod (+ main_~y~0 2) 4294967296) 1024)} is VALID [2022-04-15 05:57:18,035 INFO L290 TraceCheckUtils]: 19: Hoare triple {5171#(< (mod (+ main_~y~0 4) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {5167#(< (mod (+ main_~y~0 3) 4294967296) 1024)} is VALID [2022-04-15 05:57:18,036 INFO L290 TraceCheckUtils]: 18: Hoare triple {5175#(< (mod (+ 5 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {5171#(< (mod (+ main_~y~0 4) 4294967296) 1024)} is VALID [2022-04-15 05:57:18,036 INFO L290 TraceCheckUtils]: 17: Hoare triple {5179#(< (mod (+ main_~y~0 6) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {5175#(< (mod (+ 5 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:57:18,037 INFO L290 TraceCheckUtils]: 16: Hoare triple {5183#(< (mod (+ 7 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {5179#(< (mod (+ main_~y~0 6) 4294967296) 1024)} is VALID [2022-04-15 05:57:18,038 INFO L290 TraceCheckUtils]: 15: Hoare triple {5187#(< (mod (+ main_~y~0 8) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {5183#(< (mod (+ 7 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:57:18,038 INFO L290 TraceCheckUtils]: 14: Hoare triple {5191#(< (mod (+ main_~y~0 9) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {5187#(< (mod (+ main_~y~0 8) 4294967296) 1024)} is VALID [2022-04-15 05:57:18,039 INFO L290 TraceCheckUtils]: 13: Hoare triple {5195#(< (mod (+ main_~y~0 10) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {5191#(< (mod (+ main_~y~0 9) 4294967296) 1024)} is VALID [2022-04-15 05:57:18,039 INFO L290 TraceCheckUtils]: 12: Hoare triple {5199#(< (mod (+ main_~y~0 11) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {5195#(< (mod (+ main_~y~0 10) 4294967296) 1024)} is VALID [2022-04-15 05:57:18,040 INFO L290 TraceCheckUtils]: 11: Hoare triple {5203#(< (mod (+ main_~y~0 12) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {5199#(< (mod (+ main_~y~0 11) 4294967296) 1024)} is VALID [2022-04-15 05:57:18,042 INFO L290 TraceCheckUtils]: 10: Hoare triple {5207#(< (mod (+ main_~y~0 13) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {5203#(< (mod (+ main_~y~0 12) 4294967296) 1024)} is VALID [2022-04-15 05:57:18,042 INFO L290 TraceCheckUtils]: 9: Hoare triple {5211#(< (mod (+ main_~y~0 14) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {5207#(< (mod (+ main_~y~0 13) 4294967296) 1024)} is VALID [2022-04-15 05:57:18,043 INFO L290 TraceCheckUtils]: 8: Hoare triple {5215#(< (mod (+ main_~y~0 15) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {5211#(< (mod (+ main_~y~0 14) 4294967296) 1024)} is VALID [2022-04-15 05:57:18,044 INFO L290 TraceCheckUtils]: 7: Hoare triple {5219#(< (mod (+ main_~y~0 16) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {5215#(< (mod (+ main_~y~0 15) 4294967296) 1024)} is VALID [2022-04-15 05:57:18,044 INFO L290 TraceCheckUtils]: 6: Hoare triple {5223#(< (mod (+ main_~y~0 17) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {5219#(< (mod (+ main_~y~0 16) 4294967296) 1024)} is VALID [2022-04-15 05:57:18,045 INFO L290 TraceCheckUtils]: 5: Hoare triple {5034#true} ~x~0 := 1;~y~0 := 0; {5223#(< (mod (+ main_~y~0 17) 4294967296) 1024)} is VALID [2022-04-15 05:57:18,045 INFO L272 TraceCheckUtils]: 4: Hoare triple {5034#true} call #t~ret5 := main(); {5034#true} is VALID [2022-04-15 05:57:18,045 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {5034#true} {5034#true} #34#return; {5034#true} is VALID [2022-04-15 05:57:18,045 INFO L290 TraceCheckUtils]: 2: Hoare triple {5034#true} assume true; {5034#true} is VALID [2022-04-15 05:57:18,045 INFO L290 TraceCheckUtils]: 1: Hoare triple {5034#true} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {5034#true} is VALID [2022-04-15 05:57:18,045 INFO L272 TraceCheckUtils]: 0: Hoare triple {5034#true} call ULTIMATE.init(); {5034#true} is VALID [2022-04-15 05:57:18,045 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 05:57:18,045 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [539884693] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-15 05:57:18,045 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-04-15 05:57:18,045 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 20, 20] total 40 [2022-04-15 05:57:18,046 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-15 05:57:18,046 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [576702149] [2022-04-15 05:57:18,046 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [576702149] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-15 05:57:18,046 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-15 05:57:18,046 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [21] imperfect sequences [] total 21 [2022-04-15 05:57:18,046 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [739984762] [2022-04-15 05:57:18,046 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-15 05:57:18,046 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 21 states have (on average 1.1428571428571428) internal successors, (24), 20 states have internal predecessors, (24), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 28 [2022-04-15 05:57:18,046 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-15 05:57:18,047 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 21 states, 21 states have (on average 1.1428571428571428) internal successors, (24), 20 states have internal predecessors, (24), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:57:18,058 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 28 edges. 28 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 05:57:18,059 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-04-15 05:57:18,059 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-15 05:57:18,059 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-04-15 05:57:18,059 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=437, Invalid=1123, Unknown=0, NotChecked=0, Total=1560 [2022-04-15 05:57:18,059 INFO L87 Difference]: Start difference. First operand 29 states and 29 transitions. Second operand has 21 states, 21 states have (on average 1.1428571428571428) internal successors, (24), 20 states have internal predecessors, (24), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:57:18,927 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 05:57:18,927 INFO L93 Difference]: Finished difference Result 35 states and 35 transitions. [2022-04-15 05:57:18,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-04-15 05:57:18,928 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 21 states have (on average 1.1428571428571428) internal successors, (24), 20 states have internal predecessors, (24), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 28 [2022-04-15 05:57:18,928 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-15 05:57:18,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21 states, 21 states have (on average 1.1428571428571428) internal successors, (24), 20 states have internal predecessors, (24), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:57:18,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 35 transitions. [2022-04-15 05:57:18,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21 states, 21 states have (on average 1.1428571428571428) internal successors, (24), 20 states have internal predecessors, (24), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:57:18,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 35 transitions. [2022-04-15 05:57:18,929 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 21 states and 35 transitions. [2022-04-15 05:57:18,952 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 35 edges. 35 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 05:57:18,953 INFO L225 Difference]: With dead ends: 35 [2022-04-15 05:57:18,953 INFO L226 Difference]: Without dead ends: 30 [2022-04-15 05:57:18,954 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 95 GetRequests, 38 SyntacticMatches, 1 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 193 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=867, Invalid=2439, Unknown=0, NotChecked=0, Total=3306 [2022-04-15 05:57:18,954 INFO L913 BasicCegarLoop]: 11 mSDtfsCounter, 6 mSDsluCounter, 87 mSDsCounter, 0 mSdLazyCounter, 393 mSolverCounterSat, 37 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 98 SdHoareTripleChecker+Invalid, 430 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 37 IncrementalHoareTripleChecker+Valid, 393 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-04-15 05:57:18,954 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [6 Valid, 98 Invalid, 430 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [37 Valid, 393 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-04-15 05:57:18,954 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30 states. [2022-04-15 05:57:18,978 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30 to 30. [2022-04-15 05:57:18,978 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-15 05:57:18,978 INFO L82 GeneralOperation]: Start isEquivalent. First operand 30 states. Second operand has 30 states, 25 states have (on average 1.04) internal successors, (26), 25 states have internal predecessors, (26), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:57:18,979 INFO L74 IsIncluded]: Start isIncluded. First operand 30 states. Second operand has 30 states, 25 states have (on average 1.04) internal successors, (26), 25 states have internal predecessors, (26), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:57:18,979 INFO L87 Difference]: Start difference. First operand 30 states. Second operand has 30 states, 25 states have (on average 1.04) internal successors, (26), 25 states have internal predecessors, (26), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:57:18,979 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 05:57:18,979 INFO L93 Difference]: Finished difference Result 30 states and 30 transitions. [2022-04-15 05:57:18,979 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 30 transitions. [2022-04-15 05:57:18,979 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-15 05:57:18,979 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-15 05:57:18,980 INFO L74 IsIncluded]: Start isIncluded. First operand has 30 states, 25 states have (on average 1.04) internal successors, (26), 25 states have internal predecessors, (26), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 30 states. [2022-04-15 05:57:18,980 INFO L87 Difference]: Start difference. First operand has 30 states, 25 states have (on average 1.04) internal successors, (26), 25 states have internal predecessors, (26), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 30 states. [2022-04-15 05:57:18,980 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 05:57:18,980 INFO L93 Difference]: Finished difference Result 30 states and 30 transitions. [2022-04-15 05:57:18,980 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 30 transitions. [2022-04-15 05:57:18,980 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-15 05:57:18,980 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-15 05:57:18,980 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-15 05:57:18,980 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-15 05:57:18,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 30 states, 25 states have (on average 1.04) internal successors, (26), 25 states have internal predecessors, (26), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:57:18,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 30 transitions. [2022-04-15 05:57:18,981 INFO L78 Accepts]: Start accepts. Automaton has 30 states and 30 transitions. Word has length 28 [2022-04-15 05:57:18,981 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-15 05:57:18,981 INFO L478 AbstractCegarLoop]: Abstraction has 30 states and 30 transitions. [2022-04-15 05:57:18,981 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 21 states have (on average 1.1428571428571428) internal successors, (24), 20 states have internal predecessors, (24), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:57:18,981 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 30 states and 30 transitions. [2022-04-15 05:57:19,004 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 30 edges. 30 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 05:57:19,004 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 30 transitions. [2022-04-15 05:57:19,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-04-15 05:57:19,004 INFO L491 BasicCegarLoop]: Found error trace [2022-04-15 05:57:19,004 INFO L499 BasicCegarLoop]: trace histogram [18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-15 05:57:19,020 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Forceful destruction successful, exit code 0 [2022-04-15 05:57:19,205 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34,SelfDestructingSolverStorable35,18 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-15 05:57:19,205 INFO L403 AbstractCegarLoop]: === Iteration 20 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-15 05:57:19,205 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-15 05:57:19,205 INFO L85 PathProgramCache]: Analyzing trace with hash -1940621028, now seen corresponding path program 35 times [2022-04-15 05:57:19,206 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-15 05:57:19,206 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [1755765821] [2022-04-15 05:57:19,547 INFO L89 AcceleratorJordan]: Jordan loop acceleration statistics: 1 HavocedVariables, 2 AssignedVariables, 0 ReadonlyVariables, Eigenvalues: {0={1=1}, 1={2=1}}, 1 SequentialAcceleration, 0 AlternatingAcceleration, 1 QuantifierFreeResult [2022-04-15 05:57:19,548 INFO L271 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2022-04-15 05:57:19,550 INFO L85 PathProgramCache]: Analyzing trace with hash -862516937, now seen corresponding path program 1 times [2022-04-15 05:57:19,550 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-15 05:57:19,550 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1416656079] [2022-04-15 05:57:19,550 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-15 05:57:19,550 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-15 05:57:19,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-15 05:57:19,555 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-04-15 05:57:19,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-15 05:57:19,559 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-04-15 05:57:19,559 INFO L85 PathProgramCache]: Analyzing trace with hash -1940621028, now seen corresponding path program 36 times [2022-04-15 05:57:19,559 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-15 05:57:19,559 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [193794169] [2022-04-15 05:57:19,559 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-15 05:57:19,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-15 05:57:19,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 05:57:19,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-15 05:57:19,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 05:57:19,860 INFO L290 TraceCheckUtils]: 0: Hoare triple {5494#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {5470#true} is VALID [2022-04-15 05:57:19,860 INFO L290 TraceCheckUtils]: 1: Hoare triple {5470#true} assume true; {5470#true} is VALID [2022-04-15 05:57:19,860 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {5470#true} {5470#true} #34#return; {5470#true} is VALID [2022-04-15 05:57:19,860 INFO L272 TraceCheckUtils]: 0: Hoare triple {5470#true} call ULTIMATE.init(); {5494#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} is VALID [2022-04-15 05:57:19,861 INFO L290 TraceCheckUtils]: 1: Hoare triple {5494#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {5470#true} is VALID [2022-04-15 05:57:19,861 INFO L290 TraceCheckUtils]: 2: Hoare triple {5470#true} assume true; {5470#true} is VALID [2022-04-15 05:57:19,861 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {5470#true} {5470#true} #34#return; {5470#true} is VALID [2022-04-15 05:57:19,861 INFO L272 TraceCheckUtils]: 4: Hoare triple {5470#true} call #t~ret5 := main(); {5470#true} is VALID [2022-04-15 05:57:19,861 INFO L290 TraceCheckUtils]: 5: Hoare triple {5470#true} ~x~0 := 1;~y~0 := 0; {5475#(= main_~y~0 0)} is VALID [2022-04-15 05:57:19,861 INFO L290 TraceCheckUtils]: 6: Hoare triple {5475#(= main_~y~0 0)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {5476#(and (<= 1 main_~y~0) (<= main_~y~0 1))} is VALID [2022-04-15 05:57:19,862 INFO L290 TraceCheckUtils]: 7: Hoare triple {5476#(and (<= 1 main_~y~0) (<= main_~y~0 1))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {5477#(and (<= 2 main_~y~0) (<= main_~y~0 2))} is VALID [2022-04-15 05:57:19,863 INFO L290 TraceCheckUtils]: 8: Hoare triple {5477#(and (<= 2 main_~y~0) (<= main_~y~0 2))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {5478#(and (<= main_~y~0 3) (<= 3 main_~y~0))} is VALID [2022-04-15 05:57:19,863 INFO L290 TraceCheckUtils]: 9: Hoare triple {5478#(and (<= main_~y~0 3) (<= 3 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {5479#(and (<= main_~y~0 4) (<= 4 main_~y~0))} is VALID [2022-04-15 05:57:19,864 INFO L290 TraceCheckUtils]: 10: Hoare triple {5479#(and (<= main_~y~0 4) (<= 4 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {5480#(and (<= 5 main_~y~0) (<= main_~y~0 5))} is VALID [2022-04-15 05:57:19,864 INFO L290 TraceCheckUtils]: 11: Hoare triple {5480#(and (<= 5 main_~y~0) (<= main_~y~0 5))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {5481#(and (<= main_~y~0 6) (<= 6 main_~y~0))} is VALID [2022-04-15 05:57:19,865 INFO L290 TraceCheckUtils]: 12: Hoare triple {5481#(and (<= main_~y~0 6) (<= 6 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {5482#(and (<= 7 main_~y~0) (<= main_~y~0 7))} is VALID [2022-04-15 05:57:19,865 INFO L290 TraceCheckUtils]: 13: Hoare triple {5482#(and (<= 7 main_~y~0) (<= main_~y~0 7))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {5483#(and (<= main_~y~0 8) (<= 8 main_~y~0))} is VALID [2022-04-15 05:57:19,866 INFO L290 TraceCheckUtils]: 14: Hoare triple {5483#(and (<= main_~y~0 8) (<= 8 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {5484#(and (<= 9 main_~y~0) (<= main_~y~0 9))} is VALID [2022-04-15 05:57:19,866 INFO L290 TraceCheckUtils]: 15: Hoare triple {5484#(and (<= 9 main_~y~0) (<= main_~y~0 9))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {5485#(and (<= main_~y~0 10) (<= 10 main_~y~0))} is VALID [2022-04-15 05:57:19,867 INFO L290 TraceCheckUtils]: 16: Hoare triple {5485#(and (<= main_~y~0 10) (<= 10 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {5486#(and (<= main_~y~0 11) (<= 11 main_~y~0))} is VALID [2022-04-15 05:57:19,867 INFO L290 TraceCheckUtils]: 17: Hoare triple {5486#(and (<= main_~y~0 11) (<= 11 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {5487#(and (<= 12 main_~y~0) (<= main_~y~0 12))} is VALID [2022-04-15 05:57:19,868 INFO L290 TraceCheckUtils]: 18: Hoare triple {5487#(and (<= 12 main_~y~0) (<= main_~y~0 12))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {5488#(and (<= main_~y~0 13) (<= 13 main_~y~0))} is VALID [2022-04-15 05:57:19,868 INFO L290 TraceCheckUtils]: 19: Hoare triple {5488#(and (<= main_~y~0 13) (<= 13 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {5489#(and (<= 14 main_~y~0) (<= main_~y~0 14))} is VALID [2022-04-15 05:57:19,869 INFO L290 TraceCheckUtils]: 20: Hoare triple {5489#(and (<= 14 main_~y~0) (<= main_~y~0 14))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {5490#(and (<= main_~y~0 15) (<= 15 main_~y~0))} is VALID [2022-04-15 05:57:19,869 INFO L290 TraceCheckUtils]: 21: Hoare triple {5490#(and (<= main_~y~0 15) (<= 15 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {5491#(and (<= 16 main_~y~0) (<= main_~y~0 16))} is VALID [2022-04-15 05:57:19,870 INFO L290 TraceCheckUtils]: 22: Hoare triple {5491#(and (<= 16 main_~y~0) (<= main_~y~0 16))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {5492#(and (<= main_~y~0 17) (<= 17 main_~y~0))} is VALID [2022-04-15 05:57:19,870 INFO L290 TraceCheckUtils]: 23: Hoare triple {5492#(and (<= main_~y~0 17) (<= 17 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {5493#(and (not (<= (+ (div main_~y~0 4294967296) 1) 0)) (<= main_~y~0 18))} is VALID [2022-04-15 05:57:19,871 INFO L290 TraceCheckUtils]: 24: Hoare triple {5493#(and (not (<= (+ (div main_~y~0 4294967296) 1) 0)) (<= main_~y~0 18))} assume !(~y~0 % 4294967296 < 1024); {5471#false} is VALID [2022-04-15 05:57:19,871 INFO L272 TraceCheckUtils]: 25: Hoare triple {5471#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {5471#false} is VALID [2022-04-15 05:57:19,871 INFO L290 TraceCheckUtils]: 26: Hoare triple {5471#false} ~cond := #in~cond; {5471#false} is VALID [2022-04-15 05:57:19,871 INFO L290 TraceCheckUtils]: 27: Hoare triple {5471#false} assume 0 == ~cond; {5471#false} is VALID [2022-04-15 05:57:19,871 INFO L290 TraceCheckUtils]: 28: Hoare triple {5471#false} assume !false; {5471#false} is VALID [2022-04-15 05:57:19,871 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 05:57:19,871 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-15 05:57:19,871 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [193794169] [2022-04-15 05:57:19,872 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [193794169] provided 0 perfect and 1 imperfect interpolant sequences [2022-04-15 05:57:19,872 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [892907311] [2022-04-15 05:57:19,872 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2022-04-15 05:57:19,872 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-15 05:57:19,872 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-15 05:57:19,873 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-04-15 05:57:19,874 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2022-04-15 05:57:20,010 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 10 check-sat command(s) [2022-04-15 05:57:20,011 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-15 05:57:20,012 INFO L263 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 39 conjunts are in the unsatisfiable core [2022-04-15 05:57:20,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 05:57:20,021 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-15 05:57:20,344 INFO L272 TraceCheckUtils]: 0: Hoare triple {5470#true} call ULTIMATE.init(); {5470#true} is VALID [2022-04-15 05:57:20,344 INFO L290 TraceCheckUtils]: 1: Hoare triple {5470#true} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {5470#true} is VALID [2022-04-15 05:57:20,344 INFO L290 TraceCheckUtils]: 2: Hoare triple {5470#true} assume true; {5470#true} is VALID [2022-04-15 05:57:20,344 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {5470#true} {5470#true} #34#return; {5470#true} is VALID [2022-04-15 05:57:20,344 INFO L272 TraceCheckUtils]: 4: Hoare triple {5470#true} call #t~ret5 := main(); {5470#true} is VALID [2022-04-15 05:57:20,344 INFO L290 TraceCheckUtils]: 5: Hoare triple {5470#true} ~x~0 := 1;~y~0 := 0; {5475#(= main_~y~0 0)} is VALID [2022-04-15 05:57:20,345 INFO L290 TraceCheckUtils]: 6: Hoare triple {5475#(= main_~y~0 0)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {5476#(and (<= 1 main_~y~0) (<= main_~y~0 1))} is VALID [2022-04-15 05:57:20,345 INFO L290 TraceCheckUtils]: 7: Hoare triple {5476#(and (<= 1 main_~y~0) (<= main_~y~0 1))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {5477#(and (<= 2 main_~y~0) (<= main_~y~0 2))} is VALID [2022-04-15 05:57:20,346 INFO L290 TraceCheckUtils]: 8: Hoare triple {5477#(and (<= 2 main_~y~0) (<= main_~y~0 2))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {5478#(and (<= main_~y~0 3) (<= 3 main_~y~0))} is VALID [2022-04-15 05:57:20,346 INFO L290 TraceCheckUtils]: 9: Hoare triple {5478#(and (<= main_~y~0 3) (<= 3 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {5479#(and (<= main_~y~0 4) (<= 4 main_~y~0))} is VALID [2022-04-15 05:57:20,347 INFO L290 TraceCheckUtils]: 10: Hoare triple {5479#(and (<= main_~y~0 4) (<= 4 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {5480#(and (<= 5 main_~y~0) (<= main_~y~0 5))} is VALID [2022-04-15 05:57:20,347 INFO L290 TraceCheckUtils]: 11: Hoare triple {5480#(and (<= 5 main_~y~0) (<= main_~y~0 5))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {5481#(and (<= main_~y~0 6) (<= 6 main_~y~0))} is VALID [2022-04-15 05:57:20,348 INFO L290 TraceCheckUtils]: 12: Hoare triple {5481#(and (<= main_~y~0 6) (<= 6 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {5482#(and (<= 7 main_~y~0) (<= main_~y~0 7))} is VALID [2022-04-15 05:57:20,349 INFO L290 TraceCheckUtils]: 13: Hoare triple {5482#(and (<= 7 main_~y~0) (<= main_~y~0 7))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {5483#(and (<= main_~y~0 8) (<= 8 main_~y~0))} is VALID [2022-04-15 05:57:20,349 INFO L290 TraceCheckUtils]: 14: Hoare triple {5483#(and (<= main_~y~0 8) (<= 8 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {5484#(and (<= 9 main_~y~0) (<= main_~y~0 9))} is VALID [2022-04-15 05:57:20,350 INFO L290 TraceCheckUtils]: 15: Hoare triple {5484#(and (<= 9 main_~y~0) (<= main_~y~0 9))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {5485#(and (<= main_~y~0 10) (<= 10 main_~y~0))} is VALID [2022-04-15 05:57:20,350 INFO L290 TraceCheckUtils]: 16: Hoare triple {5485#(and (<= main_~y~0 10) (<= 10 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {5486#(and (<= main_~y~0 11) (<= 11 main_~y~0))} is VALID [2022-04-15 05:57:20,351 INFO L290 TraceCheckUtils]: 17: Hoare triple {5486#(and (<= main_~y~0 11) (<= 11 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {5487#(and (<= 12 main_~y~0) (<= main_~y~0 12))} is VALID [2022-04-15 05:57:20,351 INFO L290 TraceCheckUtils]: 18: Hoare triple {5487#(and (<= 12 main_~y~0) (<= main_~y~0 12))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {5488#(and (<= main_~y~0 13) (<= 13 main_~y~0))} is VALID [2022-04-15 05:57:20,352 INFO L290 TraceCheckUtils]: 19: Hoare triple {5488#(and (<= main_~y~0 13) (<= 13 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {5489#(and (<= 14 main_~y~0) (<= main_~y~0 14))} is VALID [2022-04-15 05:57:20,352 INFO L290 TraceCheckUtils]: 20: Hoare triple {5489#(and (<= 14 main_~y~0) (<= main_~y~0 14))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {5490#(and (<= main_~y~0 15) (<= 15 main_~y~0))} is VALID [2022-04-15 05:57:20,353 INFO L290 TraceCheckUtils]: 21: Hoare triple {5490#(and (<= main_~y~0 15) (<= 15 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {5491#(and (<= 16 main_~y~0) (<= main_~y~0 16))} is VALID [2022-04-15 05:57:20,353 INFO L290 TraceCheckUtils]: 22: Hoare triple {5491#(and (<= 16 main_~y~0) (<= main_~y~0 16))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {5492#(and (<= main_~y~0 17) (<= 17 main_~y~0))} is VALID [2022-04-15 05:57:20,354 INFO L290 TraceCheckUtils]: 23: Hoare triple {5492#(and (<= main_~y~0 17) (<= 17 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {5567#(and (<= 18 main_~y~0) (<= main_~y~0 18))} is VALID [2022-04-15 05:57:20,354 INFO L290 TraceCheckUtils]: 24: Hoare triple {5567#(and (<= 18 main_~y~0) (<= main_~y~0 18))} assume !(~y~0 % 4294967296 < 1024); {5471#false} is VALID [2022-04-15 05:57:20,354 INFO L272 TraceCheckUtils]: 25: Hoare triple {5471#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {5471#false} is VALID [2022-04-15 05:57:20,354 INFO L290 TraceCheckUtils]: 26: Hoare triple {5471#false} ~cond := #in~cond; {5471#false} is VALID [2022-04-15 05:57:20,354 INFO L290 TraceCheckUtils]: 27: Hoare triple {5471#false} assume 0 == ~cond; {5471#false} is VALID [2022-04-15 05:57:20,355 INFO L290 TraceCheckUtils]: 28: Hoare triple {5471#false} assume !false; {5471#false} is VALID [2022-04-15 05:57:20,355 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 05:57:20,355 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-15 05:57:21,000 INFO L290 TraceCheckUtils]: 28: Hoare triple {5471#false} assume !false; {5471#false} is VALID [2022-04-15 05:57:21,000 INFO L290 TraceCheckUtils]: 27: Hoare triple {5471#false} assume 0 == ~cond; {5471#false} is VALID [2022-04-15 05:57:21,000 INFO L290 TraceCheckUtils]: 26: Hoare triple {5471#false} ~cond := #in~cond; {5471#false} is VALID [2022-04-15 05:57:21,000 INFO L272 TraceCheckUtils]: 25: Hoare triple {5471#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {5471#false} is VALID [2022-04-15 05:57:21,001 INFO L290 TraceCheckUtils]: 24: Hoare triple {5595#(< (mod main_~y~0 4294967296) 1024)} assume !(~y~0 % 4294967296 < 1024); {5471#false} is VALID [2022-04-15 05:57:21,004 INFO L290 TraceCheckUtils]: 23: Hoare triple {5599#(< (mod (+ main_~y~0 1) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {5595#(< (mod main_~y~0 4294967296) 1024)} is VALID [2022-04-15 05:57:21,004 INFO L290 TraceCheckUtils]: 22: Hoare triple {5603#(< (mod (+ main_~y~0 2) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {5599#(< (mod (+ main_~y~0 1) 4294967296) 1024)} is VALID [2022-04-15 05:57:21,005 INFO L290 TraceCheckUtils]: 21: Hoare triple {5607#(< (mod (+ main_~y~0 3) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {5603#(< (mod (+ main_~y~0 2) 4294967296) 1024)} is VALID [2022-04-15 05:57:21,006 INFO L290 TraceCheckUtils]: 20: Hoare triple {5611#(< (mod (+ main_~y~0 4) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {5607#(< (mod (+ main_~y~0 3) 4294967296) 1024)} is VALID [2022-04-15 05:57:21,006 INFO L290 TraceCheckUtils]: 19: Hoare triple {5615#(< (mod (+ 5 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {5611#(< (mod (+ main_~y~0 4) 4294967296) 1024)} is VALID [2022-04-15 05:57:21,007 INFO L290 TraceCheckUtils]: 18: Hoare triple {5619#(< (mod (+ main_~y~0 6) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {5615#(< (mod (+ 5 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:57:21,008 INFO L290 TraceCheckUtils]: 17: Hoare triple {5623#(< (mod (+ 7 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {5619#(< (mod (+ main_~y~0 6) 4294967296) 1024)} is VALID [2022-04-15 05:57:21,008 INFO L290 TraceCheckUtils]: 16: Hoare triple {5627#(< (mod (+ main_~y~0 8) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {5623#(< (mod (+ 7 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:57:21,009 INFO L290 TraceCheckUtils]: 15: Hoare triple {5631#(< (mod (+ main_~y~0 9) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {5627#(< (mod (+ main_~y~0 8) 4294967296) 1024)} is VALID [2022-04-15 05:57:21,009 INFO L290 TraceCheckUtils]: 14: Hoare triple {5635#(< (mod (+ main_~y~0 10) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {5631#(< (mod (+ main_~y~0 9) 4294967296) 1024)} is VALID [2022-04-15 05:57:21,010 INFO L290 TraceCheckUtils]: 13: Hoare triple {5639#(< (mod (+ main_~y~0 11) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {5635#(< (mod (+ main_~y~0 10) 4294967296) 1024)} is VALID [2022-04-15 05:57:21,011 INFO L290 TraceCheckUtils]: 12: Hoare triple {5643#(< (mod (+ main_~y~0 12) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {5639#(< (mod (+ main_~y~0 11) 4294967296) 1024)} is VALID [2022-04-15 05:57:21,016 INFO L290 TraceCheckUtils]: 11: Hoare triple {5647#(< (mod (+ main_~y~0 13) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {5643#(< (mod (+ main_~y~0 12) 4294967296) 1024)} is VALID [2022-04-15 05:57:21,016 INFO L290 TraceCheckUtils]: 10: Hoare triple {5651#(< (mod (+ main_~y~0 14) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {5647#(< (mod (+ main_~y~0 13) 4294967296) 1024)} is VALID [2022-04-15 05:57:21,017 INFO L290 TraceCheckUtils]: 9: Hoare triple {5655#(< (mod (+ main_~y~0 15) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {5651#(< (mod (+ main_~y~0 14) 4294967296) 1024)} is VALID [2022-04-15 05:57:21,017 INFO L290 TraceCheckUtils]: 8: Hoare triple {5659#(< (mod (+ main_~y~0 16) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {5655#(< (mod (+ main_~y~0 15) 4294967296) 1024)} is VALID [2022-04-15 05:57:21,018 INFO L290 TraceCheckUtils]: 7: Hoare triple {5663#(< (mod (+ main_~y~0 17) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {5659#(< (mod (+ main_~y~0 16) 4294967296) 1024)} is VALID [2022-04-15 05:57:21,019 INFO L290 TraceCheckUtils]: 6: Hoare triple {5667#(< (mod (+ main_~y~0 18) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {5663#(< (mod (+ main_~y~0 17) 4294967296) 1024)} is VALID [2022-04-15 05:57:21,019 INFO L290 TraceCheckUtils]: 5: Hoare triple {5470#true} ~x~0 := 1;~y~0 := 0; {5667#(< (mod (+ main_~y~0 18) 4294967296) 1024)} is VALID [2022-04-15 05:57:21,019 INFO L272 TraceCheckUtils]: 4: Hoare triple {5470#true} call #t~ret5 := main(); {5470#true} is VALID [2022-04-15 05:57:21,019 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {5470#true} {5470#true} #34#return; {5470#true} is VALID [2022-04-15 05:57:21,019 INFO L290 TraceCheckUtils]: 2: Hoare triple {5470#true} assume true; {5470#true} is VALID [2022-04-15 05:57:21,020 INFO L290 TraceCheckUtils]: 1: Hoare triple {5470#true} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {5470#true} is VALID [2022-04-15 05:57:21,020 INFO L272 TraceCheckUtils]: 0: Hoare triple {5470#true} call ULTIMATE.init(); {5470#true} is VALID [2022-04-15 05:57:21,020 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 05:57:21,020 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [892907311] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-15 05:57:21,020 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-04-15 05:57:21,020 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 21, 21] total 42 [2022-04-15 05:57:21,020 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-15 05:57:21,020 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [1755765821] [2022-04-15 05:57:21,020 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [1755765821] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-15 05:57:21,020 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-15 05:57:21,020 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [22] imperfect sequences [] total 22 [2022-04-15 05:57:21,021 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1340525514] [2022-04-15 05:57:21,021 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-15 05:57:21,021 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 22 states have (on average 1.1363636363636365) internal successors, (25), 21 states have internal predecessors, (25), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 29 [2022-04-15 05:57:21,021 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-15 05:57:21,021 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 22 states, 22 states have (on average 1.1363636363636365) internal successors, (25), 21 states have internal predecessors, (25), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:57:21,038 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 29 edges. 29 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 05:57:21,038 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2022-04-15 05:57:21,038 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-15 05:57:21,039 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2022-04-15 05:57:21,039 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=480, Invalid=1242, Unknown=0, NotChecked=0, Total=1722 [2022-04-15 05:57:21,039 INFO L87 Difference]: Start difference. First operand 30 states and 30 transitions. Second operand has 22 states, 22 states have (on average 1.1363636363636365) internal successors, (25), 21 states have internal predecessors, (25), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:57:21,994 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 05:57:21,994 INFO L93 Difference]: Finished difference Result 36 states and 36 transitions. [2022-04-15 05:57:21,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-04-15 05:57:21,994 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 22 states have (on average 1.1363636363636365) internal successors, (25), 21 states have internal predecessors, (25), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 29 [2022-04-15 05:57:21,994 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-15 05:57:21,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22 states, 22 states have (on average 1.1363636363636365) internal successors, (25), 21 states have internal predecessors, (25), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:57:21,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 36 transitions. [2022-04-15 05:57:21,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22 states, 22 states have (on average 1.1363636363636365) internal successors, (25), 21 states have internal predecessors, (25), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:57:21,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 36 transitions. [2022-04-15 05:57:21,995 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 22 states and 36 transitions. [2022-04-15 05:57:22,019 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 36 edges. 36 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 05:57:22,020 INFO L225 Difference]: With dead ends: 36 [2022-04-15 05:57:22,020 INFO L226 Difference]: Without dead ends: 31 [2022-04-15 05:57:22,021 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 99 GetRequests, 39 SyntacticMatches, 1 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 213 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=953, Invalid=2707, Unknown=0, NotChecked=0, Total=3660 [2022-04-15 05:57:22,021 INFO L913 BasicCegarLoop]: 11 mSDtfsCounter, 6 mSDsluCounter, 87 mSDsCounter, 0 mSdLazyCounter, 429 mSolverCounterSat, 39 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 98 SdHoareTripleChecker+Invalid, 468 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 39 IncrementalHoareTripleChecker+Valid, 429 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-04-15 05:57:22,021 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [6 Valid, 98 Invalid, 468 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [39 Valid, 429 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-04-15 05:57:22,021 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31 states. [2022-04-15 05:57:22,047 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31 to 31. [2022-04-15 05:57:22,047 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-15 05:57:22,047 INFO L82 GeneralOperation]: Start isEquivalent. First operand 31 states. Second operand has 31 states, 26 states have (on average 1.0384615384615385) internal successors, (27), 26 states have internal predecessors, (27), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:57:22,047 INFO L74 IsIncluded]: Start isIncluded. First operand 31 states. Second operand has 31 states, 26 states have (on average 1.0384615384615385) internal successors, (27), 26 states have internal predecessors, (27), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:57:22,047 INFO L87 Difference]: Start difference. First operand 31 states. Second operand has 31 states, 26 states have (on average 1.0384615384615385) internal successors, (27), 26 states have internal predecessors, (27), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:57:22,047 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 05:57:22,048 INFO L93 Difference]: Finished difference Result 31 states and 31 transitions. [2022-04-15 05:57:22,048 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 31 transitions. [2022-04-15 05:57:22,048 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-15 05:57:22,048 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-15 05:57:22,048 INFO L74 IsIncluded]: Start isIncluded. First operand has 31 states, 26 states have (on average 1.0384615384615385) internal successors, (27), 26 states have internal predecessors, (27), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 31 states. [2022-04-15 05:57:22,048 INFO L87 Difference]: Start difference. First operand has 31 states, 26 states have (on average 1.0384615384615385) internal successors, (27), 26 states have internal predecessors, (27), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 31 states. [2022-04-15 05:57:22,048 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 05:57:22,048 INFO L93 Difference]: Finished difference Result 31 states and 31 transitions. [2022-04-15 05:57:22,049 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 31 transitions. [2022-04-15 05:57:22,049 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-15 05:57:22,049 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-15 05:57:22,049 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-15 05:57:22,049 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-15 05:57:22,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 31 states, 26 states have (on average 1.0384615384615385) internal successors, (27), 26 states have internal predecessors, (27), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:57:22,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 31 transitions. [2022-04-15 05:57:22,049 INFO L78 Accepts]: Start accepts. Automaton has 31 states and 31 transitions. Word has length 29 [2022-04-15 05:57:22,049 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-15 05:57:22,049 INFO L478 AbstractCegarLoop]: Abstraction has 31 states and 31 transitions. [2022-04-15 05:57:22,050 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 22 states have (on average 1.1363636363636365) internal successors, (25), 21 states have internal predecessors, (25), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:57:22,050 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 31 states and 31 transitions. [2022-04-15 05:57:22,073 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 31 edges. 31 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 05:57:22,073 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 31 transitions. [2022-04-15 05:57:22,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-04-15 05:57:22,074 INFO L491 BasicCegarLoop]: Found error trace [2022-04-15 05:57:22,074 INFO L499 BasicCegarLoop]: trace histogram [19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-15 05:57:22,078 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Ended with exit code 0 [2022-04-15 05:57:22,274 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36,19 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable37 [2022-04-15 05:57:22,274 INFO L403 AbstractCegarLoop]: === Iteration 21 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-15 05:57:22,274 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-15 05:57:22,275 INFO L85 PathProgramCache]: Analyzing trace with hash 6751542, now seen corresponding path program 37 times [2022-04-15 05:57:22,275 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-15 05:57:22,275 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [776539036] [2022-04-15 05:57:24,755 WARN L977 rdanLoopAcceleration]: Unable to prove correctness of quantifier elimination. [2022-04-15 05:57:24,898 INFO L89 AcceleratorJordan]: Jordan loop acceleration statistics: 1 HavocedVariables, 2 AssignedVariables, 0 ReadonlyVariables, Eigenvalues: {0={1=1}, 1={2=1}}, 1 SequentialAcceleration, 0 AlternatingAcceleration, 1 QuantifierFreeResult [2022-04-15 05:57:24,899 INFO L271 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2022-04-15 05:57:24,901 INFO L85 PathProgramCache]: Analyzing trace with hash -803411593, now seen corresponding path program 1 times [2022-04-15 05:57:24,901 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-15 05:57:24,901 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1018184408] [2022-04-15 05:57:24,901 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-15 05:57:24,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-15 05:57:24,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-15 05:57:24,906 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-04-15 05:57:24,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-15 05:57:24,910 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-04-15 05:57:24,910 INFO L85 PathProgramCache]: Analyzing trace with hash 6751542, now seen corresponding path program 38 times [2022-04-15 05:57:24,910 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-15 05:57:24,910 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [903887146] [2022-04-15 05:57:24,910 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-15 05:57:24,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-15 05:57:24,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 05:57:25,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-15 05:57:25,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 05:57:25,233 INFO L290 TraceCheckUtils]: 0: Hoare triple {5947#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {5922#true} is VALID [2022-04-15 05:57:25,233 INFO L290 TraceCheckUtils]: 1: Hoare triple {5922#true} assume true; {5922#true} is VALID [2022-04-15 05:57:25,233 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {5922#true} {5922#true} #34#return; {5922#true} is VALID [2022-04-15 05:57:25,234 INFO L272 TraceCheckUtils]: 0: Hoare triple {5922#true} call ULTIMATE.init(); {5947#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} is VALID [2022-04-15 05:57:25,234 INFO L290 TraceCheckUtils]: 1: Hoare triple {5947#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {5922#true} is VALID [2022-04-15 05:57:25,234 INFO L290 TraceCheckUtils]: 2: Hoare triple {5922#true} assume true; {5922#true} is VALID [2022-04-15 05:57:25,234 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {5922#true} {5922#true} #34#return; {5922#true} is VALID [2022-04-15 05:57:25,234 INFO L272 TraceCheckUtils]: 4: Hoare triple {5922#true} call #t~ret5 := main(); {5922#true} is VALID [2022-04-15 05:57:25,234 INFO L290 TraceCheckUtils]: 5: Hoare triple {5922#true} ~x~0 := 1;~y~0 := 0; {5927#(= main_~y~0 0)} is VALID [2022-04-15 05:57:25,235 INFO L290 TraceCheckUtils]: 6: Hoare triple {5927#(= main_~y~0 0)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {5928#(and (<= 1 main_~y~0) (<= main_~y~0 1))} is VALID [2022-04-15 05:57:25,235 INFO L290 TraceCheckUtils]: 7: Hoare triple {5928#(and (<= 1 main_~y~0) (<= main_~y~0 1))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {5929#(and (<= 2 main_~y~0) (<= main_~y~0 2))} is VALID [2022-04-15 05:57:25,236 INFO L290 TraceCheckUtils]: 8: Hoare triple {5929#(and (<= 2 main_~y~0) (<= main_~y~0 2))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {5930#(and (<= main_~y~0 3) (<= 3 main_~y~0))} is VALID [2022-04-15 05:57:25,236 INFO L290 TraceCheckUtils]: 9: Hoare triple {5930#(and (<= main_~y~0 3) (<= 3 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {5931#(and (<= main_~y~0 4) (<= 4 main_~y~0))} is VALID [2022-04-15 05:57:25,237 INFO L290 TraceCheckUtils]: 10: Hoare triple {5931#(and (<= main_~y~0 4) (<= 4 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {5932#(and (<= 5 main_~y~0) (<= main_~y~0 5))} is VALID [2022-04-15 05:57:25,237 INFO L290 TraceCheckUtils]: 11: Hoare triple {5932#(and (<= 5 main_~y~0) (<= main_~y~0 5))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {5933#(and (<= main_~y~0 6) (<= 6 main_~y~0))} is VALID [2022-04-15 05:57:25,238 INFO L290 TraceCheckUtils]: 12: Hoare triple {5933#(and (<= main_~y~0 6) (<= 6 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {5934#(and (<= 7 main_~y~0) (<= main_~y~0 7))} is VALID [2022-04-15 05:57:25,239 INFO L290 TraceCheckUtils]: 13: Hoare triple {5934#(and (<= 7 main_~y~0) (<= main_~y~0 7))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {5935#(and (<= main_~y~0 8) (<= 8 main_~y~0))} is VALID [2022-04-15 05:57:25,239 INFO L290 TraceCheckUtils]: 14: Hoare triple {5935#(and (<= main_~y~0 8) (<= 8 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {5936#(and (<= 9 main_~y~0) (<= main_~y~0 9))} is VALID [2022-04-15 05:57:25,240 INFO L290 TraceCheckUtils]: 15: Hoare triple {5936#(and (<= 9 main_~y~0) (<= main_~y~0 9))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {5937#(and (<= main_~y~0 10) (<= 10 main_~y~0))} is VALID [2022-04-15 05:57:25,240 INFO L290 TraceCheckUtils]: 16: Hoare triple {5937#(and (<= main_~y~0 10) (<= 10 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {5938#(and (<= main_~y~0 11) (<= 11 main_~y~0))} is VALID [2022-04-15 05:57:25,241 INFO L290 TraceCheckUtils]: 17: Hoare triple {5938#(and (<= main_~y~0 11) (<= 11 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {5939#(and (<= 12 main_~y~0) (<= main_~y~0 12))} is VALID [2022-04-15 05:57:25,241 INFO L290 TraceCheckUtils]: 18: Hoare triple {5939#(and (<= 12 main_~y~0) (<= main_~y~0 12))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {5940#(and (<= main_~y~0 13) (<= 13 main_~y~0))} is VALID [2022-04-15 05:57:25,242 INFO L290 TraceCheckUtils]: 19: Hoare triple {5940#(and (<= main_~y~0 13) (<= 13 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {5941#(and (<= 14 main_~y~0) (<= main_~y~0 14))} is VALID [2022-04-15 05:57:25,242 INFO L290 TraceCheckUtils]: 20: Hoare triple {5941#(and (<= 14 main_~y~0) (<= main_~y~0 14))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {5942#(and (<= main_~y~0 15) (<= 15 main_~y~0))} is VALID [2022-04-15 05:57:25,243 INFO L290 TraceCheckUtils]: 21: Hoare triple {5942#(and (<= main_~y~0 15) (<= 15 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {5943#(and (<= 16 main_~y~0) (<= main_~y~0 16))} is VALID [2022-04-15 05:57:25,243 INFO L290 TraceCheckUtils]: 22: Hoare triple {5943#(and (<= 16 main_~y~0) (<= main_~y~0 16))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {5944#(and (<= main_~y~0 17) (<= 17 main_~y~0))} is VALID [2022-04-15 05:57:25,244 INFO L290 TraceCheckUtils]: 23: Hoare triple {5944#(and (<= main_~y~0 17) (<= 17 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {5945#(and (<= 18 main_~y~0) (<= main_~y~0 18))} is VALID [2022-04-15 05:57:25,244 INFO L290 TraceCheckUtils]: 24: Hoare triple {5945#(and (<= 18 main_~y~0) (<= main_~y~0 18))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {5946#(and (not (<= (+ (div main_~y~0 4294967296) 1) 0)) (<= main_~y~0 19))} is VALID [2022-04-15 05:57:25,245 INFO L290 TraceCheckUtils]: 25: Hoare triple {5946#(and (not (<= (+ (div main_~y~0 4294967296) 1) 0)) (<= main_~y~0 19))} assume !(~y~0 % 4294967296 < 1024); {5923#false} is VALID [2022-04-15 05:57:25,245 INFO L272 TraceCheckUtils]: 26: Hoare triple {5923#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {5923#false} is VALID [2022-04-15 05:57:25,245 INFO L290 TraceCheckUtils]: 27: Hoare triple {5923#false} ~cond := #in~cond; {5923#false} is VALID [2022-04-15 05:57:25,245 INFO L290 TraceCheckUtils]: 28: Hoare triple {5923#false} assume 0 == ~cond; {5923#false} is VALID [2022-04-15 05:57:25,245 INFO L290 TraceCheckUtils]: 29: Hoare triple {5923#false} assume !false; {5923#false} is VALID [2022-04-15 05:57:25,245 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 05:57:25,245 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-15 05:57:25,245 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [903887146] [2022-04-15 05:57:25,246 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [903887146] provided 0 perfect and 1 imperfect interpolant sequences [2022-04-15 05:57:25,246 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [167955809] [2022-04-15 05:57:25,246 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-04-15 05:57:25,246 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-15 05:57:25,246 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-15 05:57:25,247 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-04-15 05:57:25,259 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2022-04-15 05:57:25,299 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-04-15 05:57:25,299 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-15 05:57:25,300 INFO L263 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 41 conjunts are in the unsatisfiable core [2022-04-15 05:57:25,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 05:57:25,307 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-15 05:57:25,629 INFO L272 TraceCheckUtils]: 0: Hoare triple {5922#true} call ULTIMATE.init(); {5922#true} is VALID [2022-04-15 05:57:25,629 INFO L290 TraceCheckUtils]: 1: Hoare triple {5922#true} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {5922#true} is VALID [2022-04-15 05:57:25,629 INFO L290 TraceCheckUtils]: 2: Hoare triple {5922#true} assume true; {5922#true} is VALID [2022-04-15 05:57:25,629 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {5922#true} {5922#true} #34#return; {5922#true} is VALID [2022-04-15 05:57:25,629 INFO L272 TraceCheckUtils]: 4: Hoare triple {5922#true} call #t~ret5 := main(); {5922#true} is VALID [2022-04-15 05:57:25,629 INFO L290 TraceCheckUtils]: 5: Hoare triple {5922#true} ~x~0 := 1;~y~0 := 0; {5927#(= main_~y~0 0)} is VALID [2022-04-15 05:57:25,630 INFO L290 TraceCheckUtils]: 6: Hoare triple {5927#(= main_~y~0 0)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {5928#(and (<= 1 main_~y~0) (<= main_~y~0 1))} is VALID [2022-04-15 05:57:25,630 INFO L290 TraceCheckUtils]: 7: Hoare triple {5928#(and (<= 1 main_~y~0) (<= main_~y~0 1))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {5929#(and (<= 2 main_~y~0) (<= main_~y~0 2))} is VALID [2022-04-15 05:57:25,631 INFO L290 TraceCheckUtils]: 8: Hoare triple {5929#(and (<= 2 main_~y~0) (<= main_~y~0 2))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {5930#(and (<= main_~y~0 3) (<= 3 main_~y~0))} is VALID [2022-04-15 05:57:25,631 INFO L290 TraceCheckUtils]: 9: Hoare triple {5930#(and (<= main_~y~0 3) (<= 3 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {5931#(and (<= main_~y~0 4) (<= 4 main_~y~0))} is VALID [2022-04-15 05:57:25,632 INFO L290 TraceCheckUtils]: 10: Hoare triple {5931#(and (<= main_~y~0 4) (<= 4 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {5932#(and (<= 5 main_~y~0) (<= main_~y~0 5))} is VALID [2022-04-15 05:57:25,632 INFO L290 TraceCheckUtils]: 11: Hoare triple {5932#(and (<= 5 main_~y~0) (<= main_~y~0 5))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {5933#(and (<= main_~y~0 6) (<= 6 main_~y~0))} is VALID [2022-04-15 05:57:25,633 INFO L290 TraceCheckUtils]: 12: Hoare triple {5933#(and (<= main_~y~0 6) (<= 6 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {5934#(and (<= 7 main_~y~0) (<= main_~y~0 7))} is VALID [2022-04-15 05:57:25,633 INFO L290 TraceCheckUtils]: 13: Hoare triple {5934#(and (<= 7 main_~y~0) (<= main_~y~0 7))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {5935#(and (<= main_~y~0 8) (<= 8 main_~y~0))} is VALID [2022-04-15 05:57:25,634 INFO L290 TraceCheckUtils]: 14: Hoare triple {5935#(and (<= main_~y~0 8) (<= 8 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {5936#(and (<= 9 main_~y~0) (<= main_~y~0 9))} is VALID [2022-04-15 05:57:25,634 INFO L290 TraceCheckUtils]: 15: Hoare triple {5936#(and (<= 9 main_~y~0) (<= main_~y~0 9))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {5937#(and (<= main_~y~0 10) (<= 10 main_~y~0))} is VALID [2022-04-15 05:57:25,635 INFO L290 TraceCheckUtils]: 16: Hoare triple {5937#(and (<= main_~y~0 10) (<= 10 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {5938#(and (<= main_~y~0 11) (<= 11 main_~y~0))} is VALID [2022-04-15 05:57:25,635 INFO L290 TraceCheckUtils]: 17: Hoare triple {5938#(and (<= main_~y~0 11) (<= 11 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {5939#(and (<= 12 main_~y~0) (<= main_~y~0 12))} is VALID [2022-04-15 05:57:25,636 INFO L290 TraceCheckUtils]: 18: Hoare triple {5939#(and (<= 12 main_~y~0) (<= main_~y~0 12))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {5940#(and (<= main_~y~0 13) (<= 13 main_~y~0))} is VALID [2022-04-15 05:57:25,636 INFO L290 TraceCheckUtils]: 19: Hoare triple {5940#(and (<= main_~y~0 13) (<= 13 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {5941#(and (<= 14 main_~y~0) (<= main_~y~0 14))} is VALID [2022-04-15 05:57:25,637 INFO L290 TraceCheckUtils]: 20: Hoare triple {5941#(and (<= 14 main_~y~0) (<= main_~y~0 14))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {5942#(and (<= main_~y~0 15) (<= 15 main_~y~0))} is VALID [2022-04-15 05:57:25,638 INFO L290 TraceCheckUtils]: 21: Hoare triple {5942#(and (<= main_~y~0 15) (<= 15 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {5943#(and (<= 16 main_~y~0) (<= main_~y~0 16))} is VALID [2022-04-15 05:57:25,638 INFO L290 TraceCheckUtils]: 22: Hoare triple {5943#(and (<= 16 main_~y~0) (<= main_~y~0 16))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {5944#(and (<= main_~y~0 17) (<= 17 main_~y~0))} is VALID [2022-04-15 05:57:25,639 INFO L290 TraceCheckUtils]: 23: Hoare triple {5944#(and (<= main_~y~0 17) (<= 17 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {5945#(and (<= 18 main_~y~0) (<= main_~y~0 18))} is VALID [2022-04-15 05:57:25,639 INFO L290 TraceCheckUtils]: 24: Hoare triple {5945#(and (<= 18 main_~y~0) (<= main_~y~0 18))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {6023#(and (<= 19 main_~y~0) (<= main_~y~0 19))} is VALID [2022-04-15 05:57:25,640 INFO L290 TraceCheckUtils]: 25: Hoare triple {6023#(and (<= 19 main_~y~0) (<= main_~y~0 19))} assume !(~y~0 % 4294967296 < 1024); {5923#false} is VALID [2022-04-15 05:57:25,640 INFO L272 TraceCheckUtils]: 26: Hoare triple {5923#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {5923#false} is VALID [2022-04-15 05:57:25,640 INFO L290 TraceCheckUtils]: 27: Hoare triple {5923#false} ~cond := #in~cond; {5923#false} is VALID [2022-04-15 05:57:25,640 INFO L290 TraceCheckUtils]: 28: Hoare triple {5923#false} assume 0 == ~cond; {5923#false} is VALID [2022-04-15 05:57:25,640 INFO L290 TraceCheckUtils]: 29: Hoare triple {5923#false} assume !false; {5923#false} is VALID [2022-04-15 05:57:25,640 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 05:57:25,640 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-15 05:57:26,345 INFO L290 TraceCheckUtils]: 29: Hoare triple {5923#false} assume !false; {5923#false} is VALID [2022-04-15 05:57:26,345 INFO L290 TraceCheckUtils]: 28: Hoare triple {5923#false} assume 0 == ~cond; {5923#false} is VALID [2022-04-15 05:57:26,345 INFO L290 TraceCheckUtils]: 27: Hoare triple {5923#false} ~cond := #in~cond; {5923#false} is VALID [2022-04-15 05:57:26,345 INFO L272 TraceCheckUtils]: 26: Hoare triple {5923#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {5923#false} is VALID [2022-04-15 05:57:26,345 INFO L290 TraceCheckUtils]: 25: Hoare triple {6051#(< (mod main_~y~0 4294967296) 1024)} assume !(~y~0 % 4294967296 < 1024); {5923#false} is VALID [2022-04-15 05:57:26,346 INFO L290 TraceCheckUtils]: 24: Hoare triple {6055#(< (mod (+ main_~y~0 1) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {6051#(< (mod main_~y~0 4294967296) 1024)} is VALID [2022-04-15 05:57:26,346 INFO L290 TraceCheckUtils]: 23: Hoare triple {6059#(< (mod (+ main_~y~0 2) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {6055#(< (mod (+ main_~y~0 1) 4294967296) 1024)} is VALID [2022-04-15 05:57:26,347 INFO L290 TraceCheckUtils]: 22: Hoare triple {6063#(< (mod (+ main_~y~0 3) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {6059#(< (mod (+ main_~y~0 2) 4294967296) 1024)} is VALID [2022-04-15 05:57:26,348 INFO L290 TraceCheckUtils]: 21: Hoare triple {6067#(< (mod (+ main_~y~0 4) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {6063#(< (mod (+ main_~y~0 3) 4294967296) 1024)} is VALID [2022-04-15 05:57:26,348 INFO L290 TraceCheckUtils]: 20: Hoare triple {6071#(< (mod (+ 5 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {6067#(< (mod (+ main_~y~0 4) 4294967296) 1024)} is VALID [2022-04-15 05:57:26,349 INFO L290 TraceCheckUtils]: 19: Hoare triple {6075#(< (mod (+ main_~y~0 6) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {6071#(< (mod (+ 5 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:57:26,350 INFO L290 TraceCheckUtils]: 18: Hoare triple {6079#(< (mod (+ 7 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {6075#(< (mod (+ main_~y~0 6) 4294967296) 1024)} is VALID [2022-04-15 05:57:26,350 INFO L290 TraceCheckUtils]: 17: Hoare triple {6083#(< (mod (+ main_~y~0 8) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {6079#(< (mod (+ 7 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:57:26,351 INFO L290 TraceCheckUtils]: 16: Hoare triple {6087#(< (mod (+ main_~y~0 9) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {6083#(< (mod (+ main_~y~0 8) 4294967296) 1024)} is VALID [2022-04-15 05:57:26,352 INFO L290 TraceCheckUtils]: 15: Hoare triple {6091#(< (mod (+ main_~y~0 10) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {6087#(< (mod (+ main_~y~0 9) 4294967296) 1024)} is VALID [2022-04-15 05:57:26,352 INFO L290 TraceCheckUtils]: 14: Hoare triple {6095#(< (mod (+ main_~y~0 11) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {6091#(< (mod (+ main_~y~0 10) 4294967296) 1024)} is VALID [2022-04-15 05:57:26,353 INFO L290 TraceCheckUtils]: 13: Hoare triple {6099#(< (mod (+ main_~y~0 12) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {6095#(< (mod (+ main_~y~0 11) 4294967296) 1024)} is VALID [2022-04-15 05:57:26,353 INFO L290 TraceCheckUtils]: 12: Hoare triple {6103#(< (mod (+ main_~y~0 13) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {6099#(< (mod (+ main_~y~0 12) 4294967296) 1024)} is VALID [2022-04-15 05:57:26,354 INFO L290 TraceCheckUtils]: 11: Hoare triple {6107#(< (mod (+ main_~y~0 14) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {6103#(< (mod (+ main_~y~0 13) 4294967296) 1024)} is VALID [2022-04-15 05:57:26,355 INFO L290 TraceCheckUtils]: 10: Hoare triple {6111#(< (mod (+ main_~y~0 15) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {6107#(< (mod (+ main_~y~0 14) 4294967296) 1024)} is VALID [2022-04-15 05:57:26,355 INFO L290 TraceCheckUtils]: 9: Hoare triple {6115#(< (mod (+ main_~y~0 16) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {6111#(< (mod (+ main_~y~0 15) 4294967296) 1024)} is VALID [2022-04-15 05:57:26,356 INFO L290 TraceCheckUtils]: 8: Hoare triple {6119#(< (mod (+ main_~y~0 17) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {6115#(< (mod (+ main_~y~0 16) 4294967296) 1024)} is VALID [2022-04-15 05:57:26,357 INFO L290 TraceCheckUtils]: 7: Hoare triple {6123#(< (mod (+ main_~y~0 18) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {6119#(< (mod (+ main_~y~0 17) 4294967296) 1024)} is VALID [2022-04-15 05:57:26,357 INFO L290 TraceCheckUtils]: 6: Hoare triple {6127#(< (mod (+ 19 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {6123#(< (mod (+ main_~y~0 18) 4294967296) 1024)} is VALID [2022-04-15 05:57:26,358 INFO L290 TraceCheckUtils]: 5: Hoare triple {5922#true} ~x~0 := 1;~y~0 := 0; {6127#(< (mod (+ 19 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:57:26,358 INFO L272 TraceCheckUtils]: 4: Hoare triple {5922#true} call #t~ret5 := main(); {5922#true} is VALID [2022-04-15 05:57:26,358 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {5922#true} {5922#true} #34#return; {5922#true} is VALID [2022-04-15 05:57:26,358 INFO L290 TraceCheckUtils]: 2: Hoare triple {5922#true} assume true; {5922#true} is VALID [2022-04-15 05:57:26,358 INFO L290 TraceCheckUtils]: 1: Hoare triple {5922#true} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {5922#true} is VALID [2022-04-15 05:57:26,358 INFO L272 TraceCheckUtils]: 0: Hoare triple {5922#true} call ULTIMATE.init(); {5922#true} is VALID [2022-04-15 05:57:26,358 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 05:57:26,358 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [167955809] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-15 05:57:26,358 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-04-15 05:57:26,359 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 22, 22] total 44 [2022-04-15 05:57:26,359 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-15 05:57:26,359 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [776539036] [2022-04-15 05:57:26,359 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [776539036] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-15 05:57:26,359 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-15 05:57:26,359 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2022-04-15 05:57:26,359 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1133814985] [2022-04-15 05:57:26,359 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-15 05:57:26,359 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 23 states have (on average 1.1304347826086956) internal successors, (26), 22 states have internal predecessors, (26), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 30 [2022-04-15 05:57:26,360 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-15 05:57:26,360 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 23 states, 23 states have (on average 1.1304347826086956) internal successors, (26), 22 states have internal predecessors, (26), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:57:26,378 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 30 edges. 30 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 05:57:26,378 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2022-04-15 05:57:26,378 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-15 05:57:26,378 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2022-04-15 05:57:26,379 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=525, Invalid=1367, Unknown=0, NotChecked=0, Total=1892 [2022-04-15 05:57:26,379 INFO L87 Difference]: Start difference. First operand 31 states and 31 transitions. Second operand has 23 states, 23 states have (on average 1.1304347826086956) internal successors, (26), 22 states have internal predecessors, (26), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:57:27,304 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 05:57:27,305 INFO L93 Difference]: Finished difference Result 37 states and 37 transitions. [2022-04-15 05:57:27,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-04-15 05:57:27,305 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 23 states have (on average 1.1304347826086956) internal successors, (26), 22 states have internal predecessors, (26), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 30 [2022-04-15 05:57:27,305 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-15 05:57:27,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23 states, 23 states have (on average 1.1304347826086956) internal successors, (26), 22 states have internal predecessors, (26), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:57:27,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 37 transitions. [2022-04-15 05:57:27,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23 states, 23 states have (on average 1.1304347826086956) internal successors, (26), 22 states have internal predecessors, (26), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:57:27,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 37 transitions. [2022-04-15 05:57:27,306 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 23 states and 37 transitions. [2022-04-15 05:57:27,331 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 37 edges. 37 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 05:57:27,331 INFO L225 Difference]: With dead ends: 37 [2022-04-15 05:57:27,331 INFO L226 Difference]: Without dead ends: 32 [2022-04-15 05:57:27,332 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 103 GetRequests, 40 SyntacticMatches, 1 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 234 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=1043, Invalid=2989, Unknown=0, NotChecked=0, Total=4032 [2022-04-15 05:57:27,333 INFO L913 BasicCegarLoop]: 11 mSDtfsCounter, 6 mSDsluCounter, 17 mSDsCounter, 0 mSdLazyCounter, 397 mSolverCounterSat, 41 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 28 SdHoareTripleChecker+Invalid, 438 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 41 IncrementalHoareTripleChecker+Valid, 397 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-04-15 05:57:27,333 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [6 Valid, 28 Invalid, 438 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [41 Valid, 397 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-04-15 05:57:27,333 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32 states. [2022-04-15 05:57:27,359 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32 to 32. [2022-04-15 05:57:27,359 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-15 05:57:27,359 INFO L82 GeneralOperation]: Start isEquivalent. First operand 32 states. Second operand has 32 states, 27 states have (on average 1.037037037037037) internal successors, (28), 27 states have internal predecessors, (28), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:57:27,360 INFO L74 IsIncluded]: Start isIncluded. First operand 32 states. Second operand has 32 states, 27 states have (on average 1.037037037037037) internal successors, (28), 27 states have internal predecessors, (28), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:57:27,360 INFO L87 Difference]: Start difference. First operand 32 states. Second operand has 32 states, 27 states have (on average 1.037037037037037) internal successors, (28), 27 states have internal predecessors, (28), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:57:27,360 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 05:57:27,360 INFO L93 Difference]: Finished difference Result 32 states and 32 transitions. [2022-04-15 05:57:27,360 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 32 transitions. [2022-04-15 05:57:27,360 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-15 05:57:27,360 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-15 05:57:27,361 INFO L74 IsIncluded]: Start isIncluded. First operand has 32 states, 27 states have (on average 1.037037037037037) internal successors, (28), 27 states have internal predecessors, (28), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 32 states. [2022-04-15 05:57:27,361 INFO L87 Difference]: Start difference. First operand has 32 states, 27 states have (on average 1.037037037037037) internal successors, (28), 27 states have internal predecessors, (28), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 32 states. [2022-04-15 05:57:27,361 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 05:57:27,361 INFO L93 Difference]: Finished difference Result 32 states and 32 transitions. [2022-04-15 05:57:27,361 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 32 transitions. [2022-04-15 05:57:27,361 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-15 05:57:27,361 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-15 05:57:27,361 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-15 05:57:27,361 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-15 05:57:27,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 32 states, 27 states have (on average 1.037037037037037) internal successors, (28), 27 states have internal predecessors, (28), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:57:27,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 32 transitions. [2022-04-15 05:57:27,362 INFO L78 Accepts]: Start accepts. Automaton has 32 states and 32 transitions. Word has length 30 [2022-04-15 05:57:27,362 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-15 05:57:27,362 INFO L478 AbstractCegarLoop]: Abstraction has 32 states and 32 transitions. [2022-04-15 05:57:27,362 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 23 states have (on average 1.1304347826086956) internal successors, (26), 22 states have internal predecessors, (26), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:57:27,362 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 32 states and 32 transitions. [2022-04-15 05:57:27,381 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 32 edges. 32 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 05:57:27,381 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 32 transitions. [2022-04-15 05:57:27,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-04-15 05:57:27,381 INFO L491 BasicCegarLoop]: Found error trace [2022-04-15 05:57:27,381 INFO L499 BasicCegarLoop]: trace histogram [20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-15 05:57:27,397 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Ended with exit code 0 [2022-04-15 05:57:27,596 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable38,20 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable39 [2022-04-15 05:57:27,597 INFO L403 AbstractCegarLoop]: === Iteration 22 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-15 05:57:27,597 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-15 05:57:27,597 INFO L85 PathProgramCache]: Analyzing trace with hash 245759068, now seen corresponding path program 39 times [2022-04-15 05:57:27,597 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-15 05:57:27,597 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [1741595185] [2022-04-15 05:57:27,842 INFO L89 AcceleratorJordan]: Jordan loop acceleration statistics: 1 HavocedVariables, 2 AssignedVariables, 0 ReadonlyVariables, Eigenvalues: {0={1=1}, 1={2=1}}, 1 SequentialAcceleration, 0 AlternatingAcceleration, 1 QuantifierFreeResult [2022-04-15 05:57:27,843 INFO L271 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2022-04-15 05:57:27,844 INFO L85 PathProgramCache]: Analyzing trace with hash -744306249, now seen corresponding path program 1 times [2022-04-15 05:57:27,844 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-15 05:57:27,844 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1552011785] [2022-04-15 05:57:27,844 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-15 05:57:27,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-15 05:57:27,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-15 05:57:27,864 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-04-15 05:57:27,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-15 05:57:27,868 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-04-15 05:57:27,868 INFO L85 PathProgramCache]: Analyzing trace with hash 245759068, now seen corresponding path program 40 times [2022-04-15 05:57:27,868 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-15 05:57:27,868 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [474747431] [2022-04-15 05:57:27,868 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-15 05:57:27,868 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-15 05:57:27,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 05:57:28,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-15 05:57:28,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 05:57:28,230 INFO L290 TraceCheckUtils]: 0: Hoare triple {6416#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {6390#true} is VALID [2022-04-15 05:57:28,230 INFO L290 TraceCheckUtils]: 1: Hoare triple {6390#true} assume true; {6390#true} is VALID [2022-04-15 05:57:28,230 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {6390#true} {6390#true} #34#return; {6390#true} is VALID [2022-04-15 05:57:28,230 INFO L272 TraceCheckUtils]: 0: Hoare triple {6390#true} call ULTIMATE.init(); {6416#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} is VALID [2022-04-15 05:57:28,231 INFO L290 TraceCheckUtils]: 1: Hoare triple {6416#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {6390#true} is VALID [2022-04-15 05:57:28,231 INFO L290 TraceCheckUtils]: 2: Hoare triple {6390#true} assume true; {6390#true} is VALID [2022-04-15 05:57:28,231 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {6390#true} {6390#true} #34#return; {6390#true} is VALID [2022-04-15 05:57:28,231 INFO L272 TraceCheckUtils]: 4: Hoare triple {6390#true} call #t~ret5 := main(); {6390#true} is VALID [2022-04-15 05:57:28,231 INFO L290 TraceCheckUtils]: 5: Hoare triple {6390#true} ~x~0 := 1;~y~0 := 0; {6395#(= main_~y~0 0)} is VALID [2022-04-15 05:57:28,232 INFO L290 TraceCheckUtils]: 6: Hoare triple {6395#(= main_~y~0 0)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {6396#(and (<= 1 main_~y~0) (<= main_~y~0 1))} is VALID [2022-04-15 05:57:28,232 INFO L290 TraceCheckUtils]: 7: Hoare triple {6396#(and (<= 1 main_~y~0) (<= main_~y~0 1))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {6397#(and (<= 2 main_~y~0) (<= main_~y~0 2))} is VALID [2022-04-15 05:57:28,233 INFO L290 TraceCheckUtils]: 8: Hoare triple {6397#(and (<= 2 main_~y~0) (<= main_~y~0 2))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {6398#(and (<= main_~y~0 3) (<= 3 main_~y~0))} is VALID [2022-04-15 05:57:28,233 INFO L290 TraceCheckUtils]: 9: Hoare triple {6398#(and (<= main_~y~0 3) (<= 3 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {6399#(and (<= main_~y~0 4) (<= 4 main_~y~0))} is VALID [2022-04-15 05:57:28,233 INFO L290 TraceCheckUtils]: 10: Hoare triple {6399#(and (<= main_~y~0 4) (<= 4 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {6400#(and (<= 5 main_~y~0) (<= main_~y~0 5))} is VALID [2022-04-15 05:57:28,234 INFO L290 TraceCheckUtils]: 11: Hoare triple {6400#(and (<= 5 main_~y~0) (<= main_~y~0 5))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {6401#(and (<= main_~y~0 6) (<= 6 main_~y~0))} is VALID [2022-04-15 05:57:28,234 INFO L290 TraceCheckUtils]: 12: Hoare triple {6401#(and (<= main_~y~0 6) (<= 6 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {6402#(and (<= 7 main_~y~0) (<= main_~y~0 7))} is VALID [2022-04-15 05:57:28,235 INFO L290 TraceCheckUtils]: 13: Hoare triple {6402#(and (<= 7 main_~y~0) (<= main_~y~0 7))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {6403#(and (<= main_~y~0 8) (<= 8 main_~y~0))} is VALID [2022-04-15 05:57:28,235 INFO L290 TraceCheckUtils]: 14: Hoare triple {6403#(and (<= main_~y~0 8) (<= 8 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {6404#(and (<= 9 main_~y~0) (<= main_~y~0 9))} is VALID [2022-04-15 05:57:28,235 INFO L290 TraceCheckUtils]: 15: Hoare triple {6404#(and (<= 9 main_~y~0) (<= main_~y~0 9))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {6405#(and (<= main_~y~0 10) (<= 10 main_~y~0))} is VALID [2022-04-15 05:57:28,236 INFO L290 TraceCheckUtils]: 16: Hoare triple {6405#(and (<= main_~y~0 10) (<= 10 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {6406#(and (<= main_~y~0 11) (<= 11 main_~y~0))} is VALID [2022-04-15 05:57:28,236 INFO L290 TraceCheckUtils]: 17: Hoare triple {6406#(and (<= main_~y~0 11) (<= 11 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {6407#(and (<= 12 main_~y~0) (<= main_~y~0 12))} is VALID [2022-04-15 05:57:28,237 INFO L290 TraceCheckUtils]: 18: Hoare triple {6407#(and (<= 12 main_~y~0) (<= main_~y~0 12))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {6408#(and (<= main_~y~0 13) (<= 13 main_~y~0))} is VALID [2022-04-15 05:57:28,237 INFO L290 TraceCheckUtils]: 19: Hoare triple {6408#(and (<= main_~y~0 13) (<= 13 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {6409#(and (<= 14 main_~y~0) (<= main_~y~0 14))} is VALID [2022-04-15 05:57:28,237 INFO L290 TraceCheckUtils]: 20: Hoare triple {6409#(and (<= 14 main_~y~0) (<= main_~y~0 14))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {6410#(and (<= main_~y~0 15) (<= 15 main_~y~0))} is VALID [2022-04-15 05:57:28,238 INFO L290 TraceCheckUtils]: 21: Hoare triple {6410#(and (<= main_~y~0 15) (<= 15 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {6411#(and (<= 16 main_~y~0) (<= main_~y~0 16))} is VALID [2022-04-15 05:57:28,238 INFO L290 TraceCheckUtils]: 22: Hoare triple {6411#(and (<= 16 main_~y~0) (<= main_~y~0 16))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {6412#(and (<= main_~y~0 17) (<= 17 main_~y~0))} is VALID [2022-04-15 05:57:28,239 INFO L290 TraceCheckUtils]: 23: Hoare triple {6412#(and (<= main_~y~0 17) (<= 17 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {6413#(and (<= 18 main_~y~0) (<= main_~y~0 18))} is VALID [2022-04-15 05:57:28,239 INFO L290 TraceCheckUtils]: 24: Hoare triple {6413#(and (<= 18 main_~y~0) (<= main_~y~0 18))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {6414#(and (<= 19 main_~y~0) (<= main_~y~0 19))} is VALID [2022-04-15 05:57:28,240 INFO L290 TraceCheckUtils]: 25: Hoare triple {6414#(and (<= 19 main_~y~0) (<= main_~y~0 19))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {6415#(and (not (<= (+ (div main_~y~0 4294967296) 1) 0)) (<= main_~y~0 20))} is VALID [2022-04-15 05:57:28,240 INFO L290 TraceCheckUtils]: 26: Hoare triple {6415#(and (not (<= (+ (div main_~y~0 4294967296) 1) 0)) (<= main_~y~0 20))} assume !(~y~0 % 4294967296 < 1024); {6391#false} is VALID [2022-04-15 05:57:28,240 INFO L272 TraceCheckUtils]: 27: Hoare triple {6391#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {6391#false} is VALID [2022-04-15 05:57:28,240 INFO L290 TraceCheckUtils]: 28: Hoare triple {6391#false} ~cond := #in~cond; {6391#false} is VALID [2022-04-15 05:57:28,240 INFO L290 TraceCheckUtils]: 29: Hoare triple {6391#false} assume 0 == ~cond; {6391#false} is VALID [2022-04-15 05:57:28,240 INFO L290 TraceCheckUtils]: 30: Hoare triple {6391#false} assume !false; {6391#false} is VALID [2022-04-15 05:57:28,241 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 05:57:28,241 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-15 05:57:28,241 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [474747431] [2022-04-15 05:57:28,241 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [474747431] provided 0 perfect and 1 imperfect interpolant sequences [2022-04-15 05:57:28,241 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2122437639] [2022-04-15 05:57:28,241 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-04-15 05:57:28,241 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-15 05:57:28,241 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-15 05:57:28,242 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-04-15 05:57:28,243 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Waiting until timeout for monitored process [2022-04-15 05:57:28,286 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-04-15 05:57:28,287 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-15 05:57:28,287 INFO L263 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 43 conjunts are in the unsatisfiable core [2022-04-15 05:57:28,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 05:57:28,305 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-15 05:57:28,595 INFO L272 TraceCheckUtils]: 0: Hoare triple {6390#true} call ULTIMATE.init(); {6390#true} is VALID [2022-04-15 05:57:28,595 INFO L290 TraceCheckUtils]: 1: Hoare triple {6390#true} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {6390#true} is VALID [2022-04-15 05:57:28,595 INFO L290 TraceCheckUtils]: 2: Hoare triple {6390#true} assume true; {6390#true} is VALID [2022-04-15 05:57:28,596 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {6390#true} {6390#true} #34#return; {6390#true} is VALID [2022-04-15 05:57:28,596 INFO L272 TraceCheckUtils]: 4: Hoare triple {6390#true} call #t~ret5 := main(); {6390#true} is VALID [2022-04-15 05:57:28,596 INFO L290 TraceCheckUtils]: 5: Hoare triple {6390#true} ~x~0 := 1;~y~0 := 0; {6395#(= main_~y~0 0)} is VALID [2022-04-15 05:57:28,596 INFO L290 TraceCheckUtils]: 6: Hoare triple {6395#(= main_~y~0 0)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {6396#(and (<= 1 main_~y~0) (<= main_~y~0 1))} is VALID [2022-04-15 05:57:28,597 INFO L290 TraceCheckUtils]: 7: Hoare triple {6396#(and (<= 1 main_~y~0) (<= main_~y~0 1))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {6397#(and (<= 2 main_~y~0) (<= main_~y~0 2))} is VALID [2022-04-15 05:57:28,597 INFO L290 TraceCheckUtils]: 8: Hoare triple {6397#(and (<= 2 main_~y~0) (<= main_~y~0 2))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {6398#(and (<= main_~y~0 3) (<= 3 main_~y~0))} is VALID [2022-04-15 05:57:28,598 INFO L290 TraceCheckUtils]: 9: Hoare triple {6398#(and (<= main_~y~0 3) (<= 3 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {6399#(and (<= main_~y~0 4) (<= 4 main_~y~0))} is VALID [2022-04-15 05:57:28,598 INFO L290 TraceCheckUtils]: 10: Hoare triple {6399#(and (<= main_~y~0 4) (<= 4 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {6400#(and (<= 5 main_~y~0) (<= main_~y~0 5))} is VALID [2022-04-15 05:57:28,599 INFO L290 TraceCheckUtils]: 11: Hoare triple {6400#(and (<= 5 main_~y~0) (<= main_~y~0 5))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {6401#(and (<= main_~y~0 6) (<= 6 main_~y~0))} is VALID [2022-04-15 05:57:28,599 INFO L290 TraceCheckUtils]: 12: Hoare triple {6401#(and (<= main_~y~0 6) (<= 6 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {6402#(and (<= 7 main_~y~0) (<= main_~y~0 7))} is VALID [2022-04-15 05:57:28,600 INFO L290 TraceCheckUtils]: 13: Hoare triple {6402#(and (<= 7 main_~y~0) (<= main_~y~0 7))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {6403#(and (<= main_~y~0 8) (<= 8 main_~y~0))} is VALID [2022-04-15 05:57:28,600 INFO L290 TraceCheckUtils]: 14: Hoare triple {6403#(and (<= main_~y~0 8) (<= 8 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {6404#(and (<= 9 main_~y~0) (<= main_~y~0 9))} is VALID [2022-04-15 05:57:28,607 INFO L290 TraceCheckUtils]: 15: Hoare triple {6404#(and (<= 9 main_~y~0) (<= main_~y~0 9))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {6405#(and (<= main_~y~0 10) (<= 10 main_~y~0))} is VALID [2022-04-15 05:57:28,608 INFO L290 TraceCheckUtils]: 16: Hoare triple {6405#(and (<= main_~y~0 10) (<= 10 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {6406#(and (<= main_~y~0 11) (<= 11 main_~y~0))} is VALID [2022-04-15 05:57:28,609 INFO L290 TraceCheckUtils]: 17: Hoare triple {6406#(and (<= main_~y~0 11) (<= 11 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {6407#(and (<= 12 main_~y~0) (<= main_~y~0 12))} is VALID [2022-04-15 05:57:28,609 INFO L290 TraceCheckUtils]: 18: Hoare triple {6407#(and (<= 12 main_~y~0) (<= main_~y~0 12))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {6408#(and (<= main_~y~0 13) (<= 13 main_~y~0))} is VALID [2022-04-15 05:57:28,610 INFO L290 TraceCheckUtils]: 19: Hoare triple {6408#(and (<= main_~y~0 13) (<= 13 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {6409#(and (<= 14 main_~y~0) (<= main_~y~0 14))} is VALID [2022-04-15 05:57:28,610 INFO L290 TraceCheckUtils]: 20: Hoare triple {6409#(and (<= 14 main_~y~0) (<= main_~y~0 14))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {6410#(and (<= main_~y~0 15) (<= 15 main_~y~0))} is VALID [2022-04-15 05:57:28,611 INFO L290 TraceCheckUtils]: 21: Hoare triple {6410#(and (<= main_~y~0 15) (<= 15 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {6411#(and (<= 16 main_~y~0) (<= main_~y~0 16))} is VALID [2022-04-15 05:57:28,611 INFO L290 TraceCheckUtils]: 22: Hoare triple {6411#(and (<= 16 main_~y~0) (<= main_~y~0 16))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {6412#(and (<= main_~y~0 17) (<= 17 main_~y~0))} is VALID [2022-04-15 05:57:28,612 INFO L290 TraceCheckUtils]: 23: Hoare triple {6412#(and (<= main_~y~0 17) (<= 17 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {6413#(and (<= 18 main_~y~0) (<= main_~y~0 18))} is VALID [2022-04-15 05:57:28,612 INFO L290 TraceCheckUtils]: 24: Hoare triple {6413#(and (<= 18 main_~y~0) (<= main_~y~0 18))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {6414#(and (<= 19 main_~y~0) (<= main_~y~0 19))} is VALID [2022-04-15 05:57:28,613 INFO L290 TraceCheckUtils]: 25: Hoare triple {6414#(and (<= 19 main_~y~0) (<= main_~y~0 19))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {6495#(and (<= 20 main_~y~0) (<= main_~y~0 20))} is VALID [2022-04-15 05:57:28,613 INFO L290 TraceCheckUtils]: 26: Hoare triple {6495#(and (<= 20 main_~y~0) (<= main_~y~0 20))} assume !(~y~0 % 4294967296 < 1024); {6391#false} is VALID [2022-04-15 05:57:28,613 INFO L272 TraceCheckUtils]: 27: Hoare triple {6391#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {6391#false} is VALID [2022-04-15 05:57:28,613 INFO L290 TraceCheckUtils]: 28: Hoare triple {6391#false} ~cond := #in~cond; {6391#false} is VALID [2022-04-15 05:57:28,614 INFO L290 TraceCheckUtils]: 29: Hoare triple {6391#false} assume 0 == ~cond; {6391#false} is VALID [2022-04-15 05:57:28,614 INFO L290 TraceCheckUtils]: 30: Hoare triple {6391#false} assume !false; {6391#false} is VALID [2022-04-15 05:57:28,614 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 05:57:28,614 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-15 05:57:29,208 INFO L290 TraceCheckUtils]: 30: Hoare triple {6391#false} assume !false; {6391#false} is VALID [2022-04-15 05:57:29,208 INFO L290 TraceCheckUtils]: 29: Hoare triple {6391#false} assume 0 == ~cond; {6391#false} is VALID [2022-04-15 05:57:29,208 INFO L290 TraceCheckUtils]: 28: Hoare triple {6391#false} ~cond := #in~cond; {6391#false} is VALID [2022-04-15 05:57:29,208 INFO L272 TraceCheckUtils]: 27: Hoare triple {6391#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {6391#false} is VALID [2022-04-15 05:57:29,227 INFO L290 TraceCheckUtils]: 26: Hoare triple {6523#(< (mod main_~y~0 4294967296) 1024)} assume !(~y~0 % 4294967296 < 1024); {6391#false} is VALID [2022-04-15 05:57:29,228 INFO L290 TraceCheckUtils]: 25: Hoare triple {6527#(< (mod (+ main_~y~0 1) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {6523#(< (mod main_~y~0 4294967296) 1024)} is VALID [2022-04-15 05:57:29,229 INFO L290 TraceCheckUtils]: 24: Hoare triple {6531#(< (mod (+ main_~y~0 2) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {6527#(< (mod (+ main_~y~0 1) 4294967296) 1024)} is VALID [2022-04-15 05:57:29,230 INFO L290 TraceCheckUtils]: 23: Hoare triple {6535#(< (mod (+ main_~y~0 3) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {6531#(< (mod (+ main_~y~0 2) 4294967296) 1024)} is VALID [2022-04-15 05:57:29,231 INFO L290 TraceCheckUtils]: 22: Hoare triple {6539#(< (mod (+ main_~y~0 4) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {6535#(< (mod (+ main_~y~0 3) 4294967296) 1024)} is VALID [2022-04-15 05:57:29,232 INFO L290 TraceCheckUtils]: 21: Hoare triple {6543#(< (mod (+ 5 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {6539#(< (mod (+ main_~y~0 4) 4294967296) 1024)} is VALID [2022-04-15 05:57:29,232 INFO L290 TraceCheckUtils]: 20: Hoare triple {6547#(< (mod (+ main_~y~0 6) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {6543#(< (mod (+ 5 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:57:29,233 INFO L290 TraceCheckUtils]: 19: Hoare triple {6551#(< (mod (+ 7 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {6547#(< (mod (+ main_~y~0 6) 4294967296) 1024)} is VALID [2022-04-15 05:57:29,234 INFO L290 TraceCheckUtils]: 18: Hoare triple {6555#(< (mod (+ main_~y~0 8) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {6551#(< (mod (+ 7 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:57:29,235 INFO L290 TraceCheckUtils]: 17: Hoare triple {6559#(< (mod (+ main_~y~0 9) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {6555#(< (mod (+ main_~y~0 8) 4294967296) 1024)} is VALID [2022-04-15 05:57:29,236 INFO L290 TraceCheckUtils]: 16: Hoare triple {6563#(< (mod (+ main_~y~0 10) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {6559#(< (mod (+ main_~y~0 9) 4294967296) 1024)} is VALID [2022-04-15 05:57:29,236 INFO L290 TraceCheckUtils]: 15: Hoare triple {6567#(< (mod (+ main_~y~0 11) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {6563#(< (mod (+ main_~y~0 10) 4294967296) 1024)} is VALID [2022-04-15 05:57:29,237 INFO L290 TraceCheckUtils]: 14: Hoare triple {6571#(< (mod (+ main_~y~0 12) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {6567#(< (mod (+ main_~y~0 11) 4294967296) 1024)} is VALID [2022-04-15 05:57:29,238 INFO L290 TraceCheckUtils]: 13: Hoare triple {6575#(< (mod (+ main_~y~0 13) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {6571#(< (mod (+ main_~y~0 12) 4294967296) 1024)} is VALID [2022-04-15 05:57:29,238 INFO L290 TraceCheckUtils]: 12: Hoare triple {6579#(< (mod (+ main_~y~0 14) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {6575#(< (mod (+ main_~y~0 13) 4294967296) 1024)} is VALID [2022-04-15 05:57:29,239 INFO L290 TraceCheckUtils]: 11: Hoare triple {6583#(< (mod (+ main_~y~0 15) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {6579#(< (mod (+ main_~y~0 14) 4294967296) 1024)} is VALID [2022-04-15 05:57:29,240 INFO L290 TraceCheckUtils]: 10: Hoare triple {6587#(< (mod (+ main_~y~0 16) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {6583#(< (mod (+ main_~y~0 15) 4294967296) 1024)} is VALID [2022-04-15 05:57:29,240 INFO L290 TraceCheckUtils]: 9: Hoare triple {6591#(< (mod (+ main_~y~0 17) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {6587#(< (mod (+ main_~y~0 16) 4294967296) 1024)} is VALID [2022-04-15 05:57:29,241 INFO L290 TraceCheckUtils]: 8: Hoare triple {6595#(< (mod (+ main_~y~0 18) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {6591#(< (mod (+ main_~y~0 17) 4294967296) 1024)} is VALID [2022-04-15 05:57:29,241 INFO L290 TraceCheckUtils]: 7: Hoare triple {6599#(< (mod (+ 19 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {6595#(< (mod (+ main_~y~0 18) 4294967296) 1024)} is VALID [2022-04-15 05:57:29,242 INFO L290 TraceCheckUtils]: 6: Hoare triple {6603#(< (mod (+ main_~y~0 20) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {6599#(< (mod (+ 19 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:57:29,242 INFO L290 TraceCheckUtils]: 5: Hoare triple {6390#true} ~x~0 := 1;~y~0 := 0; {6603#(< (mod (+ main_~y~0 20) 4294967296) 1024)} is VALID [2022-04-15 05:57:29,243 INFO L272 TraceCheckUtils]: 4: Hoare triple {6390#true} call #t~ret5 := main(); {6390#true} is VALID [2022-04-15 05:57:29,243 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {6390#true} {6390#true} #34#return; {6390#true} is VALID [2022-04-15 05:57:29,243 INFO L290 TraceCheckUtils]: 2: Hoare triple {6390#true} assume true; {6390#true} is VALID [2022-04-15 05:57:29,243 INFO L290 TraceCheckUtils]: 1: Hoare triple {6390#true} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {6390#true} is VALID [2022-04-15 05:57:29,243 INFO L272 TraceCheckUtils]: 0: Hoare triple {6390#true} call ULTIMATE.init(); {6390#true} is VALID [2022-04-15 05:57:29,243 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 05:57:29,243 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2122437639] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-15 05:57:29,243 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-04-15 05:57:29,243 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 23, 23] total 46 [2022-04-15 05:57:29,244 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-15 05:57:29,244 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [1741595185] [2022-04-15 05:57:29,244 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [1741595185] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-15 05:57:29,244 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-15 05:57:29,244 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2022-04-15 05:57:29,244 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [613284928] [2022-04-15 05:57:29,244 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-15 05:57:29,244 INFO L78 Accepts]: Start accepts. Automaton has has 24 states, 24 states have (on average 1.125) internal successors, (27), 23 states have internal predecessors, (27), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 31 [2022-04-15 05:57:29,244 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-15 05:57:29,245 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 24 states, 24 states have (on average 1.125) internal successors, (27), 23 states have internal predecessors, (27), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:57:29,262 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 31 edges. 31 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 05:57:29,262 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2022-04-15 05:57:29,262 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-15 05:57:29,263 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2022-04-15 05:57:29,263 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=572, Invalid=1498, Unknown=0, NotChecked=0, Total=2070 [2022-04-15 05:57:29,263 INFO L87 Difference]: Start difference. First operand 32 states and 32 transitions. Second operand has 24 states, 24 states have (on average 1.125) internal successors, (27), 23 states have internal predecessors, (27), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:57:30,210 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 05:57:30,210 INFO L93 Difference]: Finished difference Result 38 states and 38 transitions. [2022-04-15 05:57:30,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-04-15 05:57:30,210 INFO L78 Accepts]: Start accepts. Automaton has has 24 states, 24 states have (on average 1.125) internal successors, (27), 23 states have internal predecessors, (27), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 31 [2022-04-15 05:57:30,210 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-15 05:57:30,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24 states, 24 states have (on average 1.125) internal successors, (27), 23 states have internal predecessors, (27), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:57:30,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 38 transitions. [2022-04-15 05:57:30,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24 states, 24 states have (on average 1.125) internal successors, (27), 23 states have internal predecessors, (27), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:57:30,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 38 transitions. [2022-04-15 05:57:30,212 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 24 states and 38 transitions. [2022-04-15 05:57:30,239 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 38 edges. 38 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 05:57:30,239 INFO L225 Difference]: With dead ends: 38 [2022-04-15 05:57:30,239 INFO L226 Difference]: Without dead ends: 33 [2022-04-15 05:57:30,240 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 107 GetRequests, 41 SyntacticMatches, 1 SemanticMatches, 65 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 256 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=1137, Invalid=3285, Unknown=0, NotChecked=0, Total=4422 [2022-04-15 05:57:30,241 INFO L913 BasicCegarLoop]: 11 mSDtfsCounter, 6 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 427 mSolverCounterSat, 43 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 18 SdHoareTripleChecker+Invalid, 470 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 43 IncrementalHoareTripleChecker+Valid, 427 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-04-15 05:57:30,241 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [6 Valid, 18 Invalid, 470 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [43 Valid, 427 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-04-15 05:57:30,241 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2022-04-15 05:57:30,262 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 33. [2022-04-15 05:57:30,262 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-15 05:57:30,262 INFO L82 GeneralOperation]: Start isEquivalent. First operand 33 states. Second operand has 33 states, 28 states have (on average 1.0357142857142858) internal successors, (29), 28 states have internal predecessors, (29), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:57:30,263 INFO L74 IsIncluded]: Start isIncluded. First operand 33 states. Second operand has 33 states, 28 states have (on average 1.0357142857142858) internal successors, (29), 28 states have internal predecessors, (29), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:57:30,263 INFO L87 Difference]: Start difference. First operand 33 states. Second operand has 33 states, 28 states have (on average 1.0357142857142858) internal successors, (29), 28 states have internal predecessors, (29), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:57:30,263 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 05:57:30,263 INFO L93 Difference]: Finished difference Result 33 states and 33 transitions. [2022-04-15 05:57:30,263 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 33 transitions. [2022-04-15 05:57:30,263 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-15 05:57:30,263 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-15 05:57:30,264 INFO L74 IsIncluded]: Start isIncluded. First operand has 33 states, 28 states have (on average 1.0357142857142858) internal successors, (29), 28 states have internal predecessors, (29), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 33 states. [2022-04-15 05:57:30,264 INFO L87 Difference]: Start difference. First operand has 33 states, 28 states have (on average 1.0357142857142858) internal successors, (29), 28 states have internal predecessors, (29), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 33 states. [2022-04-15 05:57:30,264 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 05:57:30,264 INFO L93 Difference]: Finished difference Result 33 states and 33 transitions. [2022-04-15 05:57:30,264 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 33 transitions. [2022-04-15 05:57:30,264 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-15 05:57:30,264 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-15 05:57:30,264 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-15 05:57:30,264 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-15 05:57:30,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 33 states, 28 states have (on average 1.0357142857142858) internal successors, (29), 28 states have internal predecessors, (29), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:57:30,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 33 transitions. [2022-04-15 05:57:30,265 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 33 transitions. Word has length 31 [2022-04-15 05:57:30,265 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-15 05:57:30,265 INFO L478 AbstractCegarLoop]: Abstraction has 33 states and 33 transitions. [2022-04-15 05:57:30,265 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 24 states have (on average 1.125) internal successors, (27), 23 states have internal predecessors, (27), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:57:30,265 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 33 states and 33 transitions. [2022-04-15 05:57:30,292 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 33 edges. 33 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 05:57:30,292 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 33 transitions. [2022-04-15 05:57:30,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-04-15 05:57:30,292 INFO L491 BasicCegarLoop]: Found error trace [2022-04-15 05:57:30,292 INFO L499 BasicCegarLoop]: trace histogram [21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-15 05:57:30,309 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Forceful destruction successful, exit code 0 [2022-04-15 05:57:30,509 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable40,SelfDestructingSolverStorable41 [2022-04-15 05:57:30,509 INFO L403 AbstractCegarLoop]: === Iteration 23 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-15 05:57:30,509 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-15 05:57:30,509 INFO L85 PathProgramCache]: Analyzing trace with hash -934942218, now seen corresponding path program 41 times [2022-04-15 05:57:30,509 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-15 05:57:30,510 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [1704668838] [2022-04-15 05:57:31,023 INFO L89 AcceleratorJordan]: Jordan loop acceleration statistics: 1 HavocedVariables, 2 AssignedVariables, 0 ReadonlyVariables, Eigenvalues: {0={1=1}, 1={2=1}}, 1 SequentialAcceleration, 0 AlternatingAcceleration, 1 QuantifierFreeResult [2022-04-15 05:57:31,025 INFO L271 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2022-04-15 05:57:31,027 INFO L85 PathProgramCache]: Analyzing trace with hash -685200905, now seen corresponding path program 1 times [2022-04-15 05:57:31,027 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-15 05:57:31,027 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1611111332] [2022-04-15 05:57:31,027 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-15 05:57:31,027 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-15 05:57:31,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-15 05:57:31,033 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-04-15 05:57:31,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-15 05:57:31,037 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-04-15 05:57:31,037 INFO L85 PathProgramCache]: Analyzing trace with hash -934942218, now seen corresponding path program 42 times [2022-04-15 05:57:31,037 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-15 05:57:31,037 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1734751068] [2022-04-15 05:57:31,037 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-15 05:57:31,037 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-15 05:57:31,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 05:57:31,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-15 05:57:31,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 05:57:31,411 INFO L290 TraceCheckUtils]: 0: Hoare triple {6901#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {6874#true} is VALID [2022-04-15 05:57:31,411 INFO L290 TraceCheckUtils]: 1: Hoare triple {6874#true} assume true; {6874#true} is VALID [2022-04-15 05:57:31,411 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {6874#true} {6874#true} #34#return; {6874#true} is VALID [2022-04-15 05:57:31,412 INFO L272 TraceCheckUtils]: 0: Hoare triple {6874#true} call ULTIMATE.init(); {6901#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} is VALID [2022-04-15 05:57:31,412 INFO L290 TraceCheckUtils]: 1: Hoare triple {6901#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {6874#true} is VALID [2022-04-15 05:57:31,412 INFO L290 TraceCheckUtils]: 2: Hoare triple {6874#true} assume true; {6874#true} is VALID [2022-04-15 05:57:31,412 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {6874#true} {6874#true} #34#return; {6874#true} is VALID [2022-04-15 05:57:31,412 INFO L272 TraceCheckUtils]: 4: Hoare triple {6874#true} call #t~ret5 := main(); {6874#true} is VALID [2022-04-15 05:57:31,412 INFO L290 TraceCheckUtils]: 5: Hoare triple {6874#true} ~x~0 := 1;~y~0 := 0; {6879#(= main_~y~0 0)} is VALID [2022-04-15 05:57:31,413 INFO L290 TraceCheckUtils]: 6: Hoare triple {6879#(= main_~y~0 0)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {6880#(and (<= 1 main_~y~0) (<= main_~y~0 1))} is VALID [2022-04-15 05:57:31,413 INFO L290 TraceCheckUtils]: 7: Hoare triple {6880#(and (<= 1 main_~y~0) (<= main_~y~0 1))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {6881#(and (<= 2 main_~y~0) (<= main_~y~0 2))} is VALID [2022-04-15 05:57:31,414 INFO L290 TraceCheckUtils]: 8: Hoare triple {6881#(and (<= 2 main_~y~0) (<= main_~y~0 2))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {6882#(and (<= main_~y~0 3) (<= 3 main_~y~0))} is VALID [2022-04-15 05:57:31,414 INFO L290 TraceCheckUtils]: 9: Hoare triple {6882#(and (<= main_~y~0 3) (<= 3 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {6883#(and (<= main_~y~0 4) (<= 4 main_~y~0))} is VALID [2022-04-15 05:57:31,415 INFO L290 TraceCheckUtils]: 10: Hoare triple {6883#(and (<= main_~y~0 4) (<= 4 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {6884#(and (<= 5 main_~y~0) (<= main_~y~0 5))} is VALID [2022-04-15 05:57:31,415 INFO L290 TraceCheckUtils]: 11: Hoare triple {6884#(and (<= 5 main_~y~0) (<= main_~y~0 5))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {6885#(and (<= main_~y~0 6) (<= 6 main_~y~0))} is VALID [2022-04-15 05:57:31,416 INFO L290 TraceCheckUtils]: 12: Hoare triple {6885#(and (<= main_~y~0 6) (<= 6 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {6886#(and (<= 7 main_~y~0) (<= main_~y~0 7))} is VALID [2022-04-15 05:57:31,416 INFO L290 TraceCheckUtils]: 13: Hoare triple {6886#(and (<= 7 main_~y~0) (<= main_~y~0 7))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {6887#(and (<= main_~y~0 8) (<= 8 main_~y~0))} is VALID [2022-04-15 05:57:31,417 INFO L290 TraceCheckUtils]: 14: Hoare triple {6887#(and (<= main_~y~0 8) (<= 8 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {6888#(and (<= 9 main_~y~0) (<= main_~y~0 9))} is VALID [2022-04-15 05:57:31,417 INFO L290 TraceCheckUtils]: 15: Hoare triple {6888#(and (<= 9 main_~y~0) (<= main_~y~0 9))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {6889#(and (<= main_~y~0 10) (<= 10 main_~y~0))} is VALID [2022-04-15 05:57:31,418 INFO L290 TraceCheckUtils]: 16: Hoare triple {6889#(and (<= main_~y~0 10) (<= 10 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {6890#(and (<= main_~y~0 11) (<= 11 main_~y~0))} is VALID [2022-04-15 05:57:31,418 INFO L290 TraceCheckUtils]: 17: Hoare triple {6890#(and (<= main_~y~0 11) (<= 11 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {6891#(and (<= 12 main_~y~0) (<= main_~y~0 12))} is VALID [2022-04-15 05:57:31,419 INFO L290 TraceCheckUtils]: 18: Hoare triple {6891#(and (<= 12 main_~y~0) (<= main_~y~0 12))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {6892#(and (<= main_~y~0 13) (<= 13 main_~y~0))} is VALID [2022-04-15 05:57:31,419 INFO L290 TraceCheckUtils]: 19: Hoare triple {6892#(and (<= main_~y~0 13) (<= 13 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {6893#(and (<= 14 main_~y~0) (<= main_~y~0 14))} is VALID [2022-04-15 05:57:31,420 INFO L290 TraceCheckUtils]: 20: Hoare triple {6893#(and (<= 14 main_~y~0) (<= main_~y~0 14))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {6894#(and (<= main_~y~0 15) (<= 15 main_~y~0))} is VALID [2022-04-15 05:57:31,420 INFO L290 TraceCheckUtils]: 21: Hoare triple {6894#(and (<= main_~y~0 15) (<= 15 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {6895#(and (<= 16 main_~y~0) (<= main_~y~0 16))} is VALID [2022-04-15 05:57:31,421 INFO L290 TraceCheckUtils]: 22: Hoare triple {6895#(and (<= 16 main_~y~0) (<= main_~y~0 16))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {6896#(and (<= main_~y~0 17) (<= 17 main_~y~0))} is VALID [2022-04-15 05:57:31,421 INFO L290 TraceCheckUtils]: 23: Hoare triple {6896#(and (<= main_~y~0 17) (<= 17 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {6897#(and (<= 18 main_~y~0) (<= main_~y~0 18))} is VALID [2022-04-15 05:57:31,422 INFO L290 TraceCheckUtils]: 24: Hoare triple {6897#(and (<= 18 main_~y~0) (<= main_~y~0 18))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {6898#(and (<= 19 main_~y~0) (<= main_~y~0 19))} is VALID [2022-04-15 05:57:31,422 INFO L290 TraceCheckUtils]: 25: Hoare triple {6898#(and (<= 19 main_~y~0) (<= main_~y~0 19))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {6899#(and (<= 20 main_~y~0) (<= main_~y~0 20))} is VALID [2022-04-15 05:57:31,423 INFO L290 TraceCheckUtils]: 26: Hoare triple {6899#(and (<= 20 main_~y~0) (<= main_~y~0 20))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {6900#(and (not (<= (+ (div main_~y~0 4294967296) 1) 0)) (<= main_~y~0 21))} is VALID [2022-04-15 05:57:31,423 INFO L290 TraceCheckUtils]: 27: Hoare triple {6900#(and (not (<= (+ (div main_~y~0 4294967296) 1) 0)) (<= main_~y~0 21))} assume !(~y~0 % 4294967296 < 1024); {6875#false} is VALID [2022-04-15 05:57:31,423 INFO L272 TraceCheckUtils]: 28: Hoare triple {6875#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {6875#false} is VALID [2022-04-15 05:57:31,423 INFO L290 TraceCheckUtils]: 29: Hoare triple {6875#false} ~cond := #in~cond; {6875#false} is VALID [2022-04-15 05:57:31,424 INFO L290 TraceCheckUtils]: 30: Hoare triple {6875#false} assume 0 == ~cond; {6875#false} is VALID [2022-04-15 05:57:31,424 INFO L290 TraceCheckUtils]: 31: Hoare triple {6875#false} assume !false; {6875#false} is VALID [2022-04-15 05:57:31,424 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 0 proven. 231 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 05:57:31,424 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-15 05:57:31,424 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1734751068] [2022-04-15 05:57:31,424 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1734751068] provided 0 perfect and 1 imperfect interpolant sequences [2022-04-15 05:57:31,424 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1538963180] [2022-04-15 05:57:31,424 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2022-04-15 05:57:31,424 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-15 05:57:31,425 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-15 05:57:31,425 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-04-15 05:57:31,426 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Waiting until timeout for monitored process [2022-04-15 05:57:31,624 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 12 check-sat command(s) [2022-04-15 05:57:31,624 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-15 05:57:31,626 INFO L263 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 45 conjunts are in the unsatisfiable core [2022-04-15 05:57:31,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 05:57:31,642 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-15 05:57:31,901 INFO L272 TraceCheckUtils]: 0: Hoare triple {6874#true} call ULTIMATE.init(); {6874#true} is VALID [2022-04-15 05:57:31,902 INFO L290 TraceCheckUtils]: 1: Hoare triple {6874#true} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {6874#true} is VALID [2022-04-15 05:57:31,902 INFO L290 TraceCheckUtils]: 2: Hoare triple {6874#true} assume true; {6874#true} is VALID [2022-04-15 05:57:31,902 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {6874#true} {6874#true} #34#return; {6874#true} is VALID [2022-04-15 05:57:31,902 INFO L272 TraceCheckUtils]: 4: Hoare triple {6874#true} call #t~ret5 := main(); {6874#true} is VALID [2022-04-15 05:57:31,902 INFO L290 TraceCheckUtils]: 5: Hoare triple {6874#true} ~x~0 := 1;~y~0 := 0; {6879#(= main_~y~0 0)} is VALID [2022-04-15 05:57:31,902 INFO L290 TraceCheckUtils]: 6: Hoare triple {6879#(= main_~y~0 0)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {6880#(and (<= 1 main_~y~0) (<= main_~y~0 1))} is VALID [2022-04-15 05:57:31,903 INFO L290 TraceCheckUtils]: 7: Hoare triple {6880#(and (<= 1 main_~y~0) (<= main_~y~0 1))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {6881#(and (<= 2 main_~y~0) (<= main_~y~0 2))} is VALID [2022-04-15 05:57:31,903 INFO L290 TraceCheckUtils]: 8: Hoare triple {6881#(and (<= 2 main_~y~0) (<= main_~y~0 2))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {6882#(and (<= main_~y~0 3) (<= 3 main_~y~0))} is VALID [2022-04-15 05:57:31,904 INFO L290 TraceCheckUtils]: 9: Hoare triple {6882#(and (<= main_~y~0 3) (<= 3 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {6883#(and (<= main_~y~0 4) (<= 4 main_~y~0))} is VALID [2022-04-15 05:57:31,904 INFO L290 TraceCheckUtils]: 10: Hoare triple {6883#(and (<= main_~y~0 4) (<= 4 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {6884#(and (<= 5 main_~y~0) (<= main_~y~0 5))} is VALID [2022-04-15 05:57:31,905 INFO L290 TraceCheckUtils]: 11: Hoare triple {6884#(and (<= 5 main_~y~0) (<= main_~y~0 5))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {6885#(and (<= main_~y~0 6) (<= 6 main_~y~0))} is VALID [2022-04-15 05:57:31,905 INFO L290 TraceCheckUtils]: 12: Hoare triple {6885#(and (<= main_~y~0 6) (<= 6 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {6886#(and (<= 7 main_~y~0) (<= main_~y~0 7))} is VALID [2022-04-15 05:57:31,912 INFO L290 TraceCheckUtils]: 13: Hoare triple {6886#(and (<= 7 main_~y~0) (<= main_~y~0 7))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {6887#(and (<= main_~y~0 8) (<= 8 main_~y~0))} is VALID [2022-04-15 05:57:31,913 INFO L290 TraceCheckUtils]: 14: Hoare triple {6887#(and (<= main_~y~0 8) (<= 8 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {6888#(and (<= 9 main_~y~0) (<= main_~y~0 9))} is VALID [2022-04-15 05:57:31,914 INFO L290 TraceCheckUtils]: 15: Hoare triple {6888#(and (<= 9 main_~y~0) (<= main_~y~0 9))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {6889#(and (<= main_~y~0 10) (<= 10 main_~y~0))} is VALID [2022-04-15 05:57:31,914 INFO L290 TraceCheckUtils]: 16: Hoare triple {6889#(and (<= main_~y~0 10) (<= 10 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {6890#(and (<= main_~y~0 11) (<= 11 main_~y~0))} is VALID [2022-04-15 05:57:31,915 INFO L290 TraceCheckUtils]: 17: Hoare triple {6890#(and (<= main_~y~0 11) (<= 11 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {6891#(and (<= 12 main_~y~0) (<= main_~y~0 12))} is VALID [2022-04-15 05:57:31,915 INFO L290 TraceCheckUtils]: 18: Hoare triple {6891#(and (<= 12 main_~y~0) (<= main_~y~0 12))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {6892#(and (<= main_~y~0 13) (<= 13 main_~y~0))} is VALID [2022-04-15 05:57:31,916 INFO L290 TraceCheckUtils]: 19: Hoare triple {6892#(and (<= main_~y~0 13) (<= 13 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {6893#(and (<= 14 main_~y~0) (<= main_~y~0 14))} is VALID [2022-04-15 05:57:31,916 INFO L290 TraceCheckUtils]: 20: Hoare triple {6893#(and (<= 14 main_~y~0) (<= main_~y~0 14))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {6894#(and (<= main_~y~0 15) (<= 15 main_~y~0))} is VALID [2022-04-15 05:57:31,917 INFO L290 TraceCheckUtils]: 21: Hoare triple {6894#(and (<= main_~y~0 15) (<= 15 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {6895#(and (<= 16 main_~y~0) (<= main_~y~0 16))} is VALID [2022-04-15 05:57:31,917 INFO L290 TraceCheckUtils]: 22: Hoare triple {6895#(and (<= 16 main_~y~0) (<= main_~y~0 16))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {6896#(and (<= main_~y~0 17) (<= 17 main_~y~0))} is VALID [2022-04-15 05:57:31,918 INFO L290 TraceCheckUtils]: 23: Hoare triple {6896#(and (<= main_~y~0 17) (<= 17 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {6897#(and (<= 18 main_~y~0) (<= main_~y~0 18))} is VALID [2022-04-15 05:57:31,918 INFO L290 TraceCheckUtils]: 24: Hoare triple {6897#(and (<= 18 main_~y~0) (<= main_~y~0 18))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {6898#(and (<= 19 main_~y~0) (<= main_~y~0 19))} is VALID [2022-04-15 05:57:31,919 INFO L290 TraceCheckUtils]: 25: Hoare triple {6898#(and (<= 19 main_~y~0) (<= main_~y~0 19))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {6899#(and (<= 20 main_~y~0) (<= main_~y~0 20))} is VALID [2022-04-15 05:57:31,919 INFO L290 TraceCheckUtils]: 26: Hoare triple {6899#(and (<= 20 main_~y~0) (<= main_~y~0 20))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {6983#(and (<= main_~y~0 21) (<= 21 main_~y~0))} is VALID [2022-04-15 05:57:31,920 INFO L290 TraceCheckUtils]: 27: Hoare triple {6983#(and (<= main_~y~0 21) (<= 21 main_~y~0))} assume !(~y~0 % 4294967296 < 1024); {6875#false} is VALID [2022-04-15 05:57:31,920 INFO L272 TraceCheckUtils]: 28: Hoare triple {6875#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {6875#false} is VALID [2022-04-15 05:57:31,920 INFO L290 TraceCheckUtils]: 29: Hoare triple {6875#false} ~cond := #in~cond; {6875#false} is VALID [2022-04-15 05:57:31,920 INFO L290 TraceCheckUtils]: 30: Hoare triple {6875#false} assume 0 == ~cond; {6875#false} is VALID [2022-04-15 05:57:31,920 INFO L290 TraceCheckUtils]: 31: Hoare triple {6875#false} assume !false; {6875#false} is VALID [2022-04-15 05:57:31,920 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 0 proven. 231 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 05:57:31,920 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-15 05:57:32,773 INFO L290 TraceCheckUtils]: 31: Hoare triple {6875#false} assume !false; {6875#false} is VALID [2022-04-15 05:57:32,773 INFO L290 TraceCheckUtils]: 30: Hoare triple {6875#false} assume 0 == ~cond; {6875#false} is VALID [2022-04-15 05:57:32,774 INFO L290 TraceCheckUtils]: 29: Hoare triple {6875#false} ~cond := #in~cond; {6875#false} is VALID [2022-04-15 05:57:32,774 INFO L272 TraceCheckUtils]: 28: Hoare triple {6875#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {6875#false} is VALID [2022-04-15 05:57:32,774 INFO L290 TraceCheckUtils]: 27: Hoare triple {7011#(< (mod main_~y~0 4294967296) 1024)} assume !(~y~0 % 4294967296 < 1024); {6875#false} is VALID [2022-04-15 05:57:32,775 INFO L290 TraceCheckUtils]: 26: Hoare triple {7015#(< (mod (+ main_~y~0 1) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {7011#(< (mod main_~y~0 4294967296) 1024)} is VALID [2022-04-15 05:57:32,775 INFO L290 TraceCheckUtils]: 25: Hoare triple {7019#(< (mod (+ main_~y~0 2) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {7015#(< (mod (+ main_~y~0 1) 4294967296) 1024)} is VALID [2022-04-15 05:57:32,776 INFO L290 TraceCheckUtils]: 24: Hoare triple {7023#(< (mod (+ main_~y~0 3) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {7019#(< (mod (+ main_~y~0 2) 4294967296) 1024)} is VALID [2022-04-15 05:57:32,777 INFO L290 TraceCheckUtils]: 23: Hoare triple {7027#(< (mod (+ main_~y~0 4) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {7023#(< (mod (+ main_~y~0 3) 4294967296) 1024)} is VALID [2022-04-15 05:57:32,778 INFO L290 TraceCheckUtils]: 22: Hoare triple {7031#(< (mod (+ 5 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {7027#(< (mod (+ main_~y~0 4) 4294967296) 1024)} is VALID [2022-04-15 05:57:32,779 INFO L290 TraceCheckUtils]: 21: Hoare triple {7035#(< (mod (+ main_~y~0 6) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {7031#(< (mod (+ 5 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:57:32,779 INFO L290 TraceCheckUtils]: 20: Hoare triple {7039#(< (mod (+ 7 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {7035#(< (mod (+ main_~y~0 6) 4294967296) 1024)} is VALID [2022-04-15 05:57:32,780 INFO L290 TraceCheckUtils]: 19: Hoare triple {7043#(< (mod (+ main_~y~0 8) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {7039#(< (mod (+ 7 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:57:32,781 INFO L290 TraceCheckUtils]: 18: Hoare triple {7047#(< (mod (+ main_~y~0 9) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {7043#(< (mod (+ main_~y~0 8) 4294967296) 1024)} is VALID [2022-04-15 05:57:32,782 INFO L290 TraceCheckUtils]: 17: Hoare triple {7051#(< (mod (+ main_~y~0 10) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {7047#(< (mod (+ main_~y~0 9) 4294967296) 1024)} is VALID [2022-04-15 05:57:32,783 INFO L290 TraceCheckUtils]: 16: Hoare triple {7055#(< (mod (+ main_~y~0 11) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {7051#(< (mod (+ main_~y~0 10) 4294967296) 1024)} is VALID [2022-04-15 05:57:32,783 INFO L290 TraceCheckUtils]: 15: Hoare triple {7059#(< (mod (+ main_~y~0 12) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {7055#(< (mod (+ main_~y~0 11) 4294967296) 1024)} is VALID [2022-04-15 05:57:32,784 INFO L290 TraceCheckUtils]: 14: Hoare triple {7063#(< (mod (+ main_~y~0 13) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {7059#(< (mod (+ main_~y~0 12) 4294967296) 1024)} is VALID [2022-04-15 05:57:32,785 INFO L290 TraceCheckUtils]: 13: Hoare triple {7067#(< (mod (+ main_~y~0 14) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {7063#(< (mod (+ main_~y~0 13) 4294967296) 1024)} is VALID [2022-04-15 05:57:32,785 INFO L290 TraceCheckUtils]: 12: Hoare triple {7071#(< (mod (+ main_~y~0 15) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {7067#(< (mod (+ main_~y~0 14) 4294967296) 1024)} is VALID [2022-04-15 05:57:32,786 INFO L290 TraceCheckUtils]: 11: Hoare triple {7075#(< (mod (+ main_~y~0 16) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {7071#(< (mod (+ main_~y~0 15) 4294967296) 1024)} is VALID [2022-04-15 05:57:32,787 INFO L290 TraceCheckUtils]: 10: Hoare triple {7079#(< (mod (+ main_~y~0 17) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {7075#(< (mod (+ main_~y~0 16) 4294967296) 1024)} is VALID [2022-04-15 05:57:32,787 INFO L290 TraceCheckUtils]: 9: Hoare triple {7083#(< (mod (+ main_~y~0 18) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {7079#(< (mod (+ main_~y~0 17) 4294967296) 1024)} is VALID [2022-04-15 05:57:32,792 INFO L290 TraceCheckUtils]: 8: Hoare triple {7087#(< (mod (+ 19 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {7083#(< (mod (+ main_~y~0 18) 4294967296) 1024)} is VALID [2022-04-15 05:57:32,793 INFO L290 TraceCheckUtils]: 7: Hoare triple {7091#(< (mod (+ main_~y~0 20) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {7087#(< (mod (+ 19 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:57:32,795 INFO L290 TraceCheckUtils]: 6: Hoare triple {7095#(< (mod (+ main_~y~0 21) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {7091#(< (mod (+ main_~y~0 20) 4294967296) 1024)} is VALID [2022-04-15 05:57:32,795 INFO L290 TraceCheckUtils]: 5: Hoare triple {6874#true} ~x~0 := 1;~y~0 := 0; {7095#(< (mod (+ main_~y~0 21) 4294967296) 1024)} is VALID [2022-04-15 05:57:32,795 INFO L272 TraceCheckUtils]: 4: Hoare triple {6874#true} call #t~ret5 := main(); {6874#true} is VALID [2022-04-15 05:57:32,795 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {6874#true} {6874#true} #34#return; {6874#true} is VALID [2022-04-15 05:57:32,796 INFO L290 TraceCheckUtils]: 2: Hoare triple {6874#true} assume true; {6874#true} is VALID [2022-04-15 05:57:32,796 INFO L290 TraceCheckUtils]: 1: Hoare triple {6874#true} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {6874#true} is VALID [2022-04-15 05:57:32,796 INFO L272 TraceCheckUtils]: 0: Hoare triple {6874#true} call ULTIMATE.init(); {6874#true} is VALID [2022-04-15 05:57:32,796 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 0 proven. 231 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 05:57:32,796 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1538963180] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-15 05:57:32,796 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-04-15 05:57:32,796 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 24, 24] total 48 [2022-04-15 05:57:32,796 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-15 05:57:32,796 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [1704668838] [2022-04-15 05:57:32,797 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [1704668838] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-15 05:57:32,797 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-15 05:57:32,797 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [25] imperfect sequences [] total 25 [2022-04-15 05:57:32,797 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1817422770] [2022-04-15 05:57:32,797 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-15 05:57:32,797 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 25 states have (on average 1.12) internal successors, (28), 24 states have internal predecessors, (28), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 32 [2022-04-15 05:57:32,797 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-15 05:57:32,797 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 25 states, 25 states have (on average 1.12) internal successors, (28), 24 states have internal predecessors, (28), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:57:32,816 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 32 edges. 32 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 05:57:32,816 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2022-04-15 05:57:32,817 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-15 05:57:32,817 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2022-04-15 05:57:32,817 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=621, Invalid=1635, Unknown=0, NotChecked=0, Total=2256 [2022-04-15 05:57:32,818 INFO L87 Difference]: Start difference. First operand 33 states and 33 transitions. Second operand has 25 states, 25 states have (on average 1.12) internal successors, (28), 24 states have internal predecessors, (28), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:57:34,021 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 05:57:34,022 INFO L93 Difference]: Finished difference Result 39 states and 39 transitions. [2022-04-15 05:57:34,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-04-15 05:57:34,022 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 25 states have (on average 1.12) internal successors, (28), 24 states have internal predecessors, (28), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 32 [2022-04-15 05:57:34,022 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-15 05:57:34,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25 states, 25 states have (on average 1.12) internal successors, (28), 24 states have internal predecessors, (28), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:57:34,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 39 transitions. [2022-04-15 05:57:34,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25 states, 25 states have (on average 1.12) internal successors, (28), 24 states have internal predecessors, (28), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:57:34,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 39 transitions. [2022-04-15 05:57:34,023 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 25 states and 39 transitions. [2022-04-15 05:57:34,061 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 39 edges. 39 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 05:57:34,062 INFO L225 Difference]: With dead ends: 39 [2022-04-15 05:57:34,062 INFO L226 Difference]: Without dead ends: 34 [2022-04-15 05:57:34,063 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 111 GetRequests, 42 SyntacticMatches, 1 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 279 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=1235, Invalid=3595, Unknown=0, NotChecked=0, Total=4830 [2022-04-15 05:57:34,063 INFO L913 BasicCegarLoop]: 11 mSDtfsCounter, 6 mSDsluCounter, 112 mSDsCounter, 0 mSdLazyCounter, 574 mSolverCounterSat, 45 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 123 SdHoareTripleChecker+Invalid, 619 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 45 IncrementalHoareTripleChecker+Valid, 574 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-04-15 05:57:34,063 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [6 Valid, 123 Invalid, 619 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [45 Valid, 574 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-04-15 05:57:34,064 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34 states. [2022-04-15 05:57:34,092 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34 to 34. [2022-04-15 05:57:34,092 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-15 05:57:34,092 INFO L82 GeneralOperation]: Start isEquivalent. First operand 34 states. Second operand has 34 states, 29 states have (on average 1.0344827586206897) internal successors, (30), 29 states have internal predecessors, (30), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:57:34,092 INFO L74 IsIncluded]: Start isIncluded. First operand 34 states. Second operand has 34 states, 29 states have (on average 1.0344827586206897) internal successors, (30), 29 states have internal predecessors, (30), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:57:34,092 INFO L87 Difference]: Start difference. First operand 34 states. Second operand has 34 states, 29 states have (on average 1.0344827586206897) internal successors, (30), 29 states have internal predecessors, (30), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:57:34,093 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 05:57:34,093 INFO L93 Difference]: Finished difference Result 34 states and 34 transitions. [2022-04-15 05:57:34,093 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 34 transitions. [2022-04-15 05:57:34,093 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-15 05:57:34,093 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-15 05:57:34,093 INFO L74 IsIncluded]: Start isIncluded. First operand has 34 states, 29 states have (on average 1.0344827586206897) internal successors, (30), 29 states have internal predecessors, (30), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 34 states. [2022-04-15 05:57:34,093 INFO L87 Difference]: Start difference. First operand has 34 states, 29 states have (on average 1.0344827586206897) internal successors, (30), 29 states have internal predecessors, (30), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 34 states. [2022-04-15 05:57:34,094 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 05:57:34,094 INFO L93 Difference]: Finished difference Result 34 states and 34 transitions. [2022-04-15 05:57:34,094 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 34 transitions. [2022-04-15 05:57:34,094 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-15 05:57:34,094 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-15 05:57:34,094 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-15 05:57:34,094 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-15 05:57:34,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34 states, 29 states have (on average 1.0344827586206897) internal successors, (30), 29 states have internal predecessors, (30), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:57:34,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 34 transitions. [2022-04-15 05:57:34,095 INFO L78 Accepts]: Start accepts. Automaton has 34 states and 34 transitions. Word has length 32 [2022-04-15 05:57:34,095 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-15 05:57:34,095 INFO L478 AbstractCegarLoop]: Abstraction has 34 states and 34 transitions. [2022-04-15 05:57:34,095 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 25 states have (on average 1.12) internal successors, (28), 24 states have internal predecessors, (28), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:57:34,095 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 34 states and 34 transitions. [2022-04-15 05:57:34,119 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 34 edges. 34 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 05:57:34,119 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 34 transitions. [2022-04-15 05:57:34,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-04-15 05:57:34,120 INFO L491 BasicCegarLoop]: Found error trace [2022-04-15 05:57:34,120 INFO L499 BasicCegarLoop]: trace histogram [22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-15 05:57:34,125 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Forceful destruction successful, exit code 0 [2022-04-15 05:57:34,325 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable42,22 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable43 [2022-04-15 05:57:34,325 INFO L403 AbstractCegarLoop]: === Iteration 24 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-15 05:57:34,325 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-15 05:57:34,326 INFO L85 PathProgramCache]: Analyzing trace with hash 1118023580, now seen corresponding path program 43 times [2022-04-15 05:57:34,326 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-15 05:57:34,326 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [561788670] [2022-04-15 05:57:36,626 INFO L89 AcceleratorJordan]: Jordan loop acceleration statistics: 1 HavocedVariables, 2 AssignedVariables, 0 ReadonlyVariables, Eigenvalues: {0={1=1}, 1={2=1}}, 1 SequentialAcceleration, 0 AlternatingAcceleration, 1 QuantifierFreeResult [2022-04-15 05:57:36,627 INFO L271 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2022-04-15 05:57:36,628 INFO L85 PathProgramCache]: Analyzing trace with hash -626095561, now seen corresponding path program 1 times [2022-04-15 05:57:36,628 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-15 05:57:36,628 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1488429159] [2022-04-15 05:57:36,628 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-15 05:57:36,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-15 05:57:36,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-15 05:57:36,637 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-04-15 05:57:36,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-15 05:57:36,652 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-04-15 05:57:36,652 INFO L85 PathProgramCache]: Analyzing trace with hash 1118023580, now seen corresponding path program 44 times [2022-04-15 05:57:36,652 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-15 05:57:36,652 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2145468874] [2022-04-15 05:57:36,652 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-15 05:57:36,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-15 05:57:36,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 05:57:36,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-15 05:57:36,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 05:57:36,948 INFO L290 TraceCheckUtils]: 0: Hoare triple {7402#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {7374#true} is VALID [2022-04-15 05:57:36,948 INFO L290 TraceCheckUtils]: 1: Hoare triple {7374#true} assume true; {7374#true} is VALID [2022-04-15 05:57:36,948 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {7374#true} {7374#true} #34#return; {7374#true} is VALID [2022-04-15 05:57:36,949 INFO L272 TraceCheckUtils]: 0: Hoare triple {7374#true} call ULTIMATE.init(); {7402#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} is VALID [2022-04-15 05:57:36,949 INFO L290 TraceCheckUtils]: 1: Hoare triple {7402#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {7374#true} is VALID [2022-04-15 05:57:36,949 INFO L290 TraceCheckUtils]: 2: Hoare triple {7374#true} assume true; {7374#true} is VALID [2022-04-15 05:57:36,949 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {7374#true} {7374#true} #34#return; {7374#true} is VALID [2022-04-15 05:57:36,949 INFO L272 TraceCheckUtils]: 4: Hoare triple {7374#true} call #t~ret5 := main(); {7374#true} is VALID [2022-04-15 05:57:36,949 INFO L290 TraceCheckUtils]: 5: Hoare triple {7374#true} ~x~0 := 1;~y~0 := 0; {7379#(= main_~y~0 0)} is VALID [2022-04-15 05:57:36,949 INFO L290 TraceCheckUtils]: 6: Hoare triple {7379#(= main_~y~0 0)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {7380#(and (<= 1 main_~y~0) (<= main_~y~0 1))} is VALID [2022-04-15 05:57:36,950 INFO L290 TraceCheckUtils]: 7: Hoare triple {7380#(and (<= 1 main_~y~0) (<= main_~y~0 1))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {7381#(and (<= 2 main_~y~0) (<= main_~y~0 2))} is VALID [2022-04-15 05:57:36,950 INFO L290 TraceCheckUtils]: 8: Hoare triple {7381#(and (<= 2 main_~y~0) (<= main_~y~0 2))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {7382#(and (<= main_~y~0 3) (<= 3 main_~y~0))} is VALID [2022-04-15 05:57:36,951 INFO L290 TraceCheckUtils]: 9: Hoare triple {7382#(and (<= main_~y~0 3) (<= 3 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {7383#(and (<= main_~y~0 4) (<= 4 main_~y~0))} is VALID [2022-04-15 05:57:36,951 INFO L290 TraceCheckUtils]: 10: Hoare triple {7383#(and (<= main_~y~0 4) (<= 4 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {7384#(and (<= 5 main_~y~0) (<= main_~y~0 5))} is VALID [2022-04-15 05:57:36,951 INFO L290 TraceCheckUtils]: 11: Hoare triple {7384#(and (<= 5 main_~y~0) (<= main_~y~0 5))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {7385#(and (<= main_~y~0 6) (<= 6 main_~y~0))} is VALID [2022-04-15 05:57:36,952 INFO L290 TraceCheckUtils]: 12: Hoare triple {7385#(and (<= main_~y~0 6) (<= 6 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {7386#(and (<= 7 main_~y~0) (<= main_~y~0 7))} is VALID [2022-04-15 05:57:36,952 INFO L290 TraceCheckUtils]: 13: Hoare triple {7386#(and (<= 7 main_~y~0) (<= main_~y~0 7))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {7387#(and (<= main_~y~0 8) (<= 8 main_~y~0))} is VALID [2022-04-15 05:57:36,953 INFO L290 TraceCheckUtils]: 14: Hoare triple {7387#(and (<= main_~y~0 8) (<= 8 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {7388#(and (<= 9 main_~y~0) (<= main_~y~0 9))} is VALID [2022-04-15 05:57:36,953 INFO L290 TraceCheckUtils]: 15: Hoare triple {7388#(and (<= 9 main_~y~0) (<= main_~y~0 9))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {7389#(and (<= main_~y~0 10) (<= 10 main_~y~0))} is VALID [2022-04-15 05:57:36,953 INFO L290 TraceCheckUtils]: 16: Hoare triple {7389#(and (<= main_~y~0 10) (<= 10 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {7390#(and (<= main_~y~0 11) (<= 11 main_~y~0))} is VALID [2022-04-15 05:57:36,954 INFO L290 TraceCheckUtils]: 17: Hoare triple {7390#(and (<= main_~y~0 11) (<= 11 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {7391#(and (<= 12 main_~y~0) (<= main_~y~0 12))} is VALID [2022-04-15 05:57:36,954 INFO L290 TraceCheckUtils]: 18: Hoare triple {7391#(and (<= 12 main_~y~0) (<= main_~y~0 12))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {7392#(and (<= main_~y~0 13) (<= 13 main_~y~0))} is VALID [2022-04-15 05:57:36,955 INFO L290 TraceCheckUtils]: 19: Hoare triple {7392#(and (<= main_~y~0 13) (<= 13 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {7393#(and (<= 14 main_~y~0) (<= main_~y~0 14))} is VALID [2022-04-15 05:57:36,955 INFO L290 TraceCheckUtils]: 20: Hoare triple {7393#(and (<= 14 main_~y~0) (<= main_~y~0 14))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {7394#(and (<= main_~y~0 15) (<= 15 main_~y~0))} is VALID [2022-04-15 05:57:36,955 INFO L290 TraceCheckUtils]: 21: Hoare triple {7394#(and (<= main_~y~0 15) (<= 15 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {7395#(and (<= 16 main_~y~0) (<= main_~y~0 16))} is VALID [2022-04-15 05:57:36,956 INFO L290 TraceCheckUtils]: 22: Hoare triple {7395#(and (<= 16 main_~y~0) (<= main_~y~0 16))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {7396#(and (<= main_~y~0 17) (<= 17 main_~y~0))} is VALID [2022-04-15 05:57:36,956 INFO L290 TraceCheckUtils]: 23: Hoare triple {7396#(and (<= main_~y~0 17) (<= 17 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {7397#(and (<= 18 main_~y~0) (<= main_~y~0 18))} is VALID [2022-04-15 05:57:36,957 INFO L290 TraceCheckUtils]: 24: Hoare triple {7397#(and (<= 18 main_~y~0) (<= main_~y~0 18))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {7398#(and (<= 19 main_~y~0) (<= main_~y~0 19))} is VALID [2022-04-15 05:57:36,957 INFO L290 TraceCheckUtils]: 25: Hoare triple {7398#(and (<= 19 main_~y~0) (<= main_~y~0 19))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {7399#(and (<= 20 main_~y~0) (<= main_~y~0 20))} is VALID [2022-04-15 05:57:36,957 INFO L290 TraceCheckUtils]: 26: Hoare triple {7399#(and (<= 20 main_~y~0) (<= main_~y~0 20))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {7400#(and (<= main_~y~0 21) (<= 21 main_~y~0))} is VALID [2022-04-15 05:57:36,958 INFO L290 TraceCheckUtils]: 27: Hoare triple {7400#(and (<= main_~y~0 21) (<= 21 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {7401#(and (not (<= (+ (div main_~y~0 4294967296) 1) 0)) (<= main_~y~0 22))} is VALID [2022-04-15 05:57:36,958 INFO L290 TraceCheckUtils]: 28: Hoare triple {7401#(and (not (<= (+ (div main_~y~0 4294967296) 1) 0)) (<= main_~y~0 22))} assume !(~y~0 % 4294967296 < 1024); {7375#false} is VALID [2022-04-15 05:57:36,958 INFO L272 TraceCheckUtils]: 29: Hoare triple {7375#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {7375#false} is VALID [2022-04-15 05:57:36,958 INFO L290 TraceCheckUtils]: 30: Hoare triple {7375#false} ~cond := #in~cond; {7375#false} is VALID [2022-04-15 05:57:36,958 INFO L290 TraceCheckUtils]: 31: Hoare triple {7375#false} assume 0 == ~cond; {7375#false} is VALID [2022-04-15 05:57:36,958 INFO L290 TraceCheckUtils]: 32: Hoare triple {7375#false} assume !false; {7375#false} is VALID [2022-04-15 05:57:36,959 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 05:57:36,959 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-15 05:57:36,959 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2145468874] [2022-04-15 05:57:36,959 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2145468874] provided 0 perfect and 1 imperfect interpolant sequences [2022-04-15 05:57:36,959 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [526632817] [2022-04-15 05:57:36,959 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-04-15 05:57:36,959 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-15 05:57:36,959 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-15 05:57:36,960 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-04-15 05:57:36,962 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Waiting until timeout for monitored process [2022-04-15 05:57:37,004 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-04-15 05:57:37,004 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-15 05:57:37,005 INFO L263 TraceCheckSpWp]: Trace formula consists of 163 conjuncts, 47 conjunts are in the unsatisfiable core [2022-04-15 05:57:37,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 05:57:37,012 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-15 05:57:37,243 INFO L272 TraceCheckUtils]: 0: Hoare triple {7374#true} call ULTIMATE.init(); {7374#true} is VALID [2022-04-15 05:57:37,243 INFO L290 TraceCheckUtils]: 1: Hoare triple {7374#true} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {7374#true} is VALID [2022-04-15 05:57:37,243 INFO L290 TraceCheckUtils]: 2: Hoare triple {7374#true} assume true; {7374#true} is VALID [2022-04-15 05:57:37,244 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {7374#true} {7374#true} #34#return; {7374#true} is VALID [2022-04-15 05:57:37,244 INFO L272 TraceCheckUtils]: 4: Hoare triple {7374#true} call #t~ret5 := main(); {7374#true} is VALID [2022-04-15 05:57:37,244 INFO L290 TraceCheckUtils]: 5: Hoare triple {7374#true} ~x~0 := 1;~y~0 := 0; {7379#(= main_~y~0 0)} is VALID [2022-04-15 05:57:37,244 INFO L290 TraceCheckUtils]: 6: Hoare triple {7379#(= main_~y~0 0)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {7380#(and (<= 1 main_~y~0) (<= main_~y~0 1))} is VALID [2022-04-15 05:57:37,245 INFO L290 TraceCheckUtils]: 7: Hoare triple {7380#(and (<= 1 main_~y~0) (<= main_~y~0 1))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {7381#(and (<= 2 main_~y~0) (<= main_~y~0 2))} is VALID [2022-04-15 05:57:37,245 INFO L290 TraceCheckUtils]: 8: Hoare triple {7381#(and (<= 2 main_~y~0) (<= main_~y~0 2))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {7382#(and (<= main_~y~0 3) (<= 3 main_~y~0))} is VALID [2022-04-15 05:57:37,246 INFO L290 TraceCheckUtils]: 9: Hoare triple {7382#(and (<= main_~y~0 3) (<= 3 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {7383#(and (<= main_~y~0 4) (<= 4 main_~y~0))} is VALID [2022-04-15 05:57:37,246 INFO L290 TraceCheckUtils]: 10: Hoare triple {7383#(and (<= main_~y~0 4) (<= 4 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {7384#(and (<= 5 main_~y~0) (<= main_~y~0 5))} is VALID [2022-04-15 05:57:37,247 INFO L290 TraceCheckUtils]: 11: Hoare triple {7384#(and (<= 5 main_~y~0) (<= main_~y~0 5))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {7385#(and (<= main_~y~0 6) (<= 6 main_~y~0))} is VALID [2022-04-15 05:57:37,247 INFO L290 TraceCheckUtils]: 12: Hoare triple {7385#(and (<= main_~y~0 6) (<= 6 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {7386#(and (<= 7 main_~y~0) (<= main_~y~0 7))} is VALID [2022-04-15 05:57:37,248 INFO L290 TraceCheckUtils]: 13: Hoare triple {7386#(and (<= 7 main_~y~0) (<= main_~y~0 7))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {7387#(and (<= main_~y~0 8) (<= 8 main_~y~0))} is VALID [2022-04-15 05:57:37,248 INFO L290 TraceCheckUtils]: 14: Hoare triple {7387#(and (<= main_~y~0 8) (<= 8 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {7388#(and (<= 9 main_~y~0) (<= main_~y~0 9))} is VALID [2022-04-15 05:57:37,249 INFO L290 TraceCheckUtils]: 15: Hoare triple {7388#(and (<= 9 main_~y~0) (<= main_~y~0 9))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {7389#(and (<= main_~y~0 10) (<= 10 main_~y~0))} is VALID [2022-04-15 05:57:37,249 INFO L290 TraceCheckUtils]: 16: Hoare triple {7389#(and (<= main_~y~0 10) (<= 10 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {7390#(and (<= main_~y~0 11) (<= 11 main_~y~0))} is VALID [2022-04-15 05:57:37,250 INFO L290 TraceCheckUtils]: 17: Hoare triple {7390#(and (<= main_~y~0 11) (<= 11 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {7391#(and (<= 12 main_~y~0) (<= main_~y~0 12))} is VALID [2022-04-15 05:57:37,250 INFO L290 TraceCheckUtils]: 18: Hoare triple {7391#(and (<= 12 main_~y~0) (<= main_~y~0 12))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {7392#(and (<= main_~y~0 13) (<= 13 main_~y~0))} is VALID [2022-04-15 05:57:37,251 INFO L290 TraceCheckUtils]: 19: Hoare triple {7392#(and (<= main_~y~0 13) (<= 13 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {7393#(and (<= 14 main_~y~0) (<= main_~y~0 14))} is VALID [2022-04-15 05:57:37,251 INFO L290 TraceCheckUtils]: 20: Hoare triple {7393#(and (<= 14 main_~y~0) (<= main_~y~0 14))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {7394#(and (<= main_~y~0 15) (<= 15 main_~y~0))} is VALID [2022-04-15 05:57:37,252 INFO L290 TraceCheckUtils]: 21: Hoare triple {7394#(and (<= main_~y~0 15) (<= 15 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {7395#(and (<= 16 main_~y~0) (<= main_~y~0 16))} is VALID [2022-04-15 05:57:37,252 INFO L290 TraceCheckUtils]: 22: Hoare triple {7395#(and (<= 16 main_~y~0) (<= main_~y~0 16))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {7396#(and (<= main_~y~0 17) (<= 17 main_~y~0))} is VALID [2022-04-15 05:57:37,253 INFO L290 TraceCheckUtils]: 23: Hoare triple {7396#(and (<= main_~y~0 17) (<= 17 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {7397#(and (<= 18 main_~y~0) (<= main_~y~0 18))} is VALID [2022-04-15 05:57:37,253 INFO L290 TraceCheckUtils]: 24: Hoare triple {7397#(and (<= 18 main_~y~0) (<= main_~y~0 18))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {7398#(and (<= 19 main_~y~0) (<= main_~y~0 19))} is VALID [2022-04-15 05:57:37,254 INFO L290 TraceCheckUtils]: 25: Hoare triple {7398#(and (<= 19 main_~y~0) (<= main_~y~0 19))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {7399#(and (<= 20 main_~y~0) (<= main_~y~0 20))} is VALID [2022-04-15 05:57:37,254 INFO L290 TraceCheckUtils]: 26: Hoare triple {7399#(and (<= 20 main_~y~0) (<= main_~y~0 20))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {7400#(and (<= main_~y~0 21) (<= 21 main_~y~0))} is VALID [2022-04-15 05:57:37,255 INFO L290 TraceCheckUtils]: 27: Hoare triple {7400#(and (<= main_~y~0 21) (<= 21 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {7487#(and (<= main_~y~0 22) (<= 22 main_~y~0))} is VALID [2022-04-15 05:57:37,255 INFO L290 TraceCheckUtils]: 28: Hoare triple {7487#(and (<= main_~y~0 22) (<= 22 main_~y~0))} assume !(~y~0 % 4294967296 < 1024); {7375#false} is VALID [2022-04-15 05:57:37,255 INFO L272 TraceCheckUtils]: 29: Hoare triple {7375#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {7375#false} is VALID [2022-04-15 05:57:37,255 INFO L290 TraceCheckUtils]: 30: Hoare triple {7375#false} ~cond := #in~cond; {7375#false} is VALID [2022-04-15 05:57:37,255 INFO L290 TraceCheckUtils]: 31: Hoare triple {7375#false} assume 0 == ~cond; {7375#false} is VALID [2022-04-15 05:57:37,255 INFO L290 TraceCheckUtils]: 32: Hoare triple {7375#false} assume !false; {7375#false} is VALID [2022-04-15 05:57:37,256 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 05:57:37,256 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-15 05:57:38,136 INFO L290 TraceCheckUtils]: 32: Hoare triple {7375#false} assume !false; {7375#false} is VALID [2022-04-15 05:57:38,136 INFO L290 TraceCheckUtils]: 31: Hoare triple {7375#false} assume 0 == ~cond; {7375#false} is VALID [2022-04-15 05:57:38,136 INFO L290 TraceCheckUtils]: 30: Hoare triple {7375#false} ~cond := #in~cond; {7375#false} is VALID [2022-04-15 05:57:38,136 INFO L272 TraceCheckUtils]: 29: Hoare triple {7375#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {7375#false} is VALID [2022-04-15 05:57:38,137 INFO L290 TraceCheckUtils]: 28: Hoare triple {7515#(< (mod main_~y~0 4294967296) 1024)} assume !(~y~0 % 4294967296 < 1024); {7375#false} is VALID [2022-04-15 05:57:38,137 INFO L290 TraceCheckUtils]: 27: Hoare triple {7519#(< (mod (+ main_~y~0 1) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {7515#(< (mod main_~y~0 4294967296) 1024)} is VALID [2022-04-15 05:57:38,138 INFO L290 TraceCheckUtils]: 26: Hoare triple {7523#(< (mod (+ main_~y~0 2) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {7519#(< (mod (+ main_~y~0 1) 4294967296) 1024)} is VALID [2022-04-15 05:57:38,139 INFO L290 TraceCheckUtils]: 25: Hoare triple {7527#(< (mod (+ main_~y~0 3) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {7523#(< (mod (+ main_~y~0 2) 4294967296) 1024)} is VALID [2022-04-15 05:57:38,140 INFO L290 TraceCheckUtils]: 24: Hoare triple {7531#(< (mod (+ main_~y~0 4) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {7527#(< (mod (+ main_~y~0 3) 4294967296) 1024)} is VALID [2022-04-15 05:57:38,140 INFO L290 TraceCheckUtils]: 23: Hoare triple {7535#(< (mod (+ 5 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {7531#(< (mod (+ main_~y~0 4) 4294967296) 1024)} is VALID [2022-04-15 05:57:38,141 INFO L290 TraceCheckUtils]: 22: Hoare triple {7539#(< (mod (+ main_~y~0 6) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {7535#(< (mod (+ 5 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:57:38,142 INFO L290 TraceCheckUtils]: 21: Hoare triple {7543#(< (mod (+ 7 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {7539#(< (mod (+ main_~y~0 6) 4294967296) 1024)} is VALID [2022-04-15 05:57:38,143 INFO L290 TraceCheckUtils]: 20: Hoare triple {7547#(< (mod (+ main_~y~0 8) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {7543#(< (mod (+ 7 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:57:38,143 INFO L290 TraceCheckUtils]: 19: Hoare triple {7551#(< (mod (+ main_~y~0 9) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {7547#(< (mod (+ main_~y~0 8) 4294967296) 1024)} is VALID [2022-04-15 05:57:38,144 INFO L290 TraceCheckUtils]: 18: Hoare triple {7555#(< (mod (+ main_~y~0 10) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {7551#(< (mod (+ main_~y~0 9) 4294967296) 1024)} is VALID [2022-04-15 05:57:38,145 INFO L290 TraceCheckUtils]: 17: Hoare triple {7559#(< (mod (+ main_~y~0 11) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {7555#(< (mod (+ main_~y~0 10) 4294967296) 1024)} is VALID [2022-04-15 05:57:38,148 INFO L290 TraceCheckUtils]: 16: Hoare triple {7563#(< (mod (+ main_~y~0 12) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {7559#(< (mod (+ main_~y~0 11) 4294967296) 1024)} is VALID [2022-04-15 05:57:38,149 INFO L290 TraceCheckUtils]: 15: Hoare triple {7567#(< (mod (+ main_~y~0 13) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {7563#(< (mod (+ main_~y~0 12) 4294967296) 1024)} is VALID [2022-04-15 05:57:38,149 INFO L290 TraceCheckUtils]: 14: Hoare triple {7571#(< (mod (+ main_~y~0 14) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {7567#(< (mod (+ main_~y~0 13) 4294967296) 1024)} is VALID [2022-04-15 05:57:38,150 INFO L290 TraceCheckUtils]: 13: Hoare triple {7575#(< (mod (+ main_~y~0 15) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {7571#(< (mod (+ main_~y~0 14) 4294967296) 1024)} is VALID [2022-04-15 05:57:38,151 INFO L290 TraceCheckUtils]: 12: Hoare triple {7579#(< (mod (+ main_~y~0 16) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {7575#(< (mod (+ main_~y~0 15) 4294967296) 1024)} is VALID [2022-04-15 05:57:38,151 INFO L290 TraceCheckUtils]: 11: Hoare triple {7583#(< (mod (+ main_~y~0 17) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {7579#(< (mod (+ main_~y~0 16) 4294967296) 1024)} is VALID [2022-04-15 05:57:38,152 INFO L290 TraceCheckUtils]: 10: Hoare triple {7587#(< (mod (+ main_~y~0 18) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {7583#(< (mod (+ main_~y~0 17) 4294967296) 1024)} is VALID [2022-04-15 05:57:38,152 INFO L290 TraceCheckUtils]: 9: Hoare triple {7591#(< (mod (+ 19 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {7587#(< (mod (+ main_~y~0 18) 4294967296) 1024)} is VALID [2022-04-15 05:57:38,153 INFO L290 TraceCheckUtils]: 8: Hoare triple {7595#(< (mod (+ main_~y~0 20) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {7591#(< (mod (+ 19 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:57:38,154 INFO L290 TraceCheckUtils]: 7: Hoare triple {7599#(< (mod (+ main_~y~0 21) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {7595#(< (mod (+ main_~y~0 20) 4294967296) 1024)} is VALID [2022-04-15 05:57:38,154 INFO L290 TraceCheckUtils]: 6: Hoare triple {7603#(< (mod (+ main_~y~0 22) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {7599#(< (mod (+ main_~y~0 21) 4294967296) 1024)} is VALID [2022-04-15 05:57:38,155 INFO L290 TraceCheckUtils]: 5: Hoare triple {7374#true} ~x~0 := 1;~y~0 := 0; {7603#(< (mod (+ main_~y~0 22) 4294967296) 1024)} is VALID [2022-04-15 05:57:38,155 INFO L272 TraceCheckUtils]: 4: Hoare triple {7374#true} call #t~ret5 := main(); {7374#true} is VALID [2022-04-15 05:57:38,155 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {7374#true} {7374#true} #34#return; {7374#true} is VALID [2022-04-15 05:57:38,155 INFO L290 TraceCheckUtils]: 2: Hoare triple {7374#true} assume true; {7374#true} is VALID [2022-04-15 05:57:38,155 INFO L290 TraceCheckUtils]: 1: Hoare triple {7374#true} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {7374#true} is VALID [2022-04-15 05:57:38,155 INFO L272 TraceCheckUtils]: 0: Hoare triple {7374#true} call ULTIMATE.init(); {7374#true} is VALID [2022-04-15 05:57:38,155 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 05:57:38,155 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [526632817] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-15 05:57:38,155 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-04-15 05:57:38,156 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [26, 25, 25] total 50 [2022-04-15 05:57:38,156 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-15 05:57:38,156 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [561788670] [2022-04-15 05:57:38,156 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [561788670] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-15 05:57:38,156 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-15 05:57:38,156 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [26] imperfect sequences [] total 26 [2022-04-15 05:57:38,156 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [217867898] [2022-04-15 05:57:38,156 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-15 05:57:38,156 INFO L78 Accepts]: Start accepts. Automaton has has 26 states, 26 states have (on average 1.1153846153846154) internal successors, (29), 25 states have internal predecessors, (29), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 33 [2022-04-15 05:57:38,156 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-15 05:57:38,157 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 26 states, 26 states have (on average 1.1153846153846154) internal successors, (29), 25 states have internal predecessors, (29), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:57:38,175 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 33 edges. 33 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 05:57:38,175 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2022-04-15 05:57:38,175 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-15 05:57:38,176 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2022-04-15 05:57:38,176 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=672, Invalid=1778, Unknown=0, NotChecked=0, Total=2450 [2022-04-15 05:57:38,177 INFO L87 Difference]: Start difference. First operand 34 states and 34 transitions. Second operand has 26 states, 26 states have (on average 1.1153846153846154) internal successors, (29), 25 states have internal predecessors, (29), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:57:39,454 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 05:57:39,454 INFO L93 Difference]: Finished difference Result 40 states and 40 transitions. [2022-04-15 05:57:39,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-04-15 05:57:39,454 INFO L78 Accepts]: Start accepts. Automaton has has 26 states, 26 states have (on average 1.1153846153846154) internal successors, (29), 25 states have internal predecessors, (29), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 33 [2022-04-15 05:57:39,454 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-15 05:57:39,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26 states, 26 states have (on average 1.1153846153846154) internal successors, (29), 25 states have internal predecessors, (29), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:57:39,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 40 transitions. [2022-04-15 05:57:39,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26 states, 26 states have (on average 1.1153846153846154) internal successors, (29), 25 states have internal predecessors, (29), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:57:39,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 40 transitions. [2022-04-15 05:57:39,456 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 26 states and 40 transitions. [2022-04-15 05:57:39,482 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 40 edges. 40 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 05:57:39,482 INFO L225 Difference]: With dead ends: 40 [2022-04-15 05:57:39,482 INFO L226 Difference]: Without dead ends: 35 [2022-04-15 05:57:39,484 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 115 GetRequests, 43 SyntacticMatches, 1 SemanticMatches, 71 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 303 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=1337, Invalid=3919, Unknown=0, NotChecked=0, Total=5256 [2022-04-15 05:57:39,484 INFO L913 BasicCegarLoop]: 11 mSDtfsCounter, 6 mSDsluCounter, 72 mSDsCounter, 0 mSdLazyCounter, 578 mSolverCounterSat, 47 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 83 SdHoareTripleChecker+Invalid, 625 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 47 IncrementalHoareTripleChecker+Valid, 578 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-04-15 05:57:39,484 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [6 Valid, 83 Invalid, 625 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [47 Valid, 578 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-04-15 05:57:39,484 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states. [2022-04-15 05:57:39,515 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 35. [2022-04-15 05:57:39,515 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-15 05:57:39,515 INFO L82 GeneralOperation]: Start isEquivalent. First operand 35 states. Second operand has 35 states, 30 states have (on average 1.0333333333333334) internal successors, (31), 30 states have internal predecessors, (31), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:57:39,516 INFO L74 IsIncluded]: Start isIncluded. First operand 35 states. Second operand has 35 states, 30 states have (on average 1.0333333333333334) internal successors, (31), 30 states have internal predecessors, (31), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:57:39,516 INFO L87 Difference]: Start difference. First operand 35 states. Second operand has 35 states, 30 states have (on average 1.0333333333333334) internal successors, (31), 30 states have internal predecessors, (31), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:57:39,516 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 05:57:39,516 INFO L93 Difference]: Finished difference Result 35 states and 35 transitions. [2022-04-15 05:57:39,516 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 35 transitions. [2022-04-15 05:57:39,516 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-15 05:57:39,516 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-15 05:57:39,516 INFO L74 IsIncluded]: Start isIncluded. First operand has 35 states, 30 states have (on average 1.0333333333333334) internal successors, (31), 30 states have internal predecessors, (31), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 35 states. [2022-04-15 05:57:39,517 INFO L87 Difference]: Start difference. First operand has 35 states, 30 states have (on average 1.0333333333333334) internal successors, (31), 30 states have internal predecessors, (31), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 35 states. [2022-04-15 05:57:39,517 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 05:57:39,517 INFO L93 Difference]: Finished difference Result 35 states and 35 transitions. [2022-04-15 05:57:39,517 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 35 transitions. [2022-04-15 05:57:39,517 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-15 05:57:39,517 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-15 05:57:39,517 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-15 05:57:39,517 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-15 05:57:39,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 35 states, 30 states have (on average 1.0333333333333334) internal successors, (31), 30 states have internal predecessors, (31), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:57:39,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 35 transitions. [2022-04-15 05:57:39,518 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 35 transitions. Word has length 33 [2022-04-15 05:57:39,518 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-15 05:57:39,518 INFO L478 AbstractCegarLoop]: Abstraction has 35 states and 35 transitions. [2022-04-15 05:57:39,518 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 26 states have (on average 1.1153846153846154) internal successors, (29), 25 states have internal predecessors, (29), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:57:39,518 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 35 states and 35 transitions. [2022-04-15 05:57:39,545 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 35 edges. 35 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 05:57:39,545 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 35 transitions. [2022-04-15 05:57:39,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-04-15 05:57:39,545 INFO L491 BasicCegarLoop]: Found error trace [2022-04-15 05:57:39,545 INFO L499 BasicCegarLoop]: trace histogram [23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-15 05:57:39,564 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Forceful destruction successful, exit code 0 [2022-04-15 05:57:39,746 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable44,SelfDestructingSolverStorable45,23 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-15 05:57:39,746 INFO L403 AbstractCegarLoop]: === Iteration 25 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-15 05:57:39,746 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-15 05:57:39,746 INFO L85 PathProgramCache]: Analyzing trace with hash 335453878, now seen corresponding path program 45 times [2022-04-15 05:57:39,746 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-15 05:57:39,746 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [755891747] [2022-04-15 05:57:40,109 INFO L89 AcceleratorJordan]: Jordan loop acceleration statistics: 1 HavocedVariables, 2 AssignedVariables, 0 ReadonlyVariables, Eigenvalues: {0={1=1}, 1={2=1}}, 1 SequentialAcceleration, 0 AlternatingAcceleration, 1 QuantifierFreeResult [2022-04-15 05:57:40,110 INFO L271 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2022-04-15 05:57:40,111 INFO L85 PathProgramCache]: Analyzing trace with hash -566990217, now seen corresponding path program 1 times [2022-04-15 05:57:40,112 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-15 05:57:40,112 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [77326766] [2022-04-15 05:57:40,112 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-15 05:57:40,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-15 05:57:40,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-15 05:57:40,117 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-04-15 05:57:40,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-15 05:57:40,120 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-04-15 05:57:40,120 INFO L85 PathProgramCache]: Analyzing trace with hash 335453878, now seen corresponding path program 46 times [2022-04-15 05:57:40,120 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-15 05:57:40,120 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1443441456] [2022-04-15 05:57:40,120 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-15 05:57:40,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-15 05:57:40,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 05:57:40,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-15 05:57:40,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 05:57:40,526 INFO L290 TraceCheckUtils]: 0: Hoare triple {7919#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {7890#true} is VALID [2022-04-15 05:57:40,526 INFO L290 TraceCheckUtils]: 1: Hoare triple {7890#true} assume true; {7890#true} is VALID [2022-04-15 05:57:40,527 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {7890#true} {7890#true} #34#return; {7890#true} is VALID [2022-04-15 05:57:40,527 INFO L272 TraceCheckUtils]: 0: Hoare triple {7890#true} call ULTIMATE.init(); {7919#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} is VALID [2022-04-15 05:57:40,527 INFO L290 TraceCheckUtils]: 1: Hoare triple {7919#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {7890#true} is VALID [2022-04-15 05:57:40,527 INFO L290 TraceCheckUtils]: 2: Hoare triple {7890#true} assume true; {7890#true} is VALID [2022-04-15 05:57:40,527 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {7890#true} {7890#true} #34#return; {7890#true} is VALID [2022-04-15 05:57:40,527 INFO L272 TraceCheckUtils]: 4: Hoare triple {7890#true} call #t~ret5 := main(); {7890#true} is VALID [2022-04-15 05:57:40,528 INFO L290 TraceCheckUtils]: 5: Hoare triple {7890#true} ~x~0 := 1;~y~0 := 0; {7895#(= main_~y~0 0)} is VALID [2022-04-15 05:57:40,528 INFO L290 TraceCheckUtils]: 6: Hoare triple {7895#(= main_~y~0 0)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {7896#(and (<= 1 main_~y~0) (<= main_~y~0 1))} is VALID [2022-04-15 05:57:40,528 INFO L290 TraceCheckUtils]: 7: Hoare triple {7896#(and (<= 1 main_~y~0) (<= main_~y~0 1))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {7897#(and (<= 2 main_~y~0) (<= main_~y~0 2))} is VALID [2022-04-15 05:57:40,529 INFO L290 TraceCheckUtils]: 8: Hoare triple {7897#(and (<= 2 main_~y~0) (<= main_~y~0 2))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {7898#(and (<= main_~y~0 3) (<= 3 main_~y~0))} is VALID [2022-04-15 05:57:40,529 INFO L290 TraceCheckUtils]: 9: Hoare triple {7898#(and (<= main_~y~0 3) (<= 3 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {7899#(and (<= main_~y~0 4) (<= 4 main_~y~0))} is VALID [2022-04-15 05:57:40,530 INFO L290 TraceCheckUtils]: 10: Hoare triple {7899#(and (<= main_~y~0 4) (<= 4 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {7900#(and (<= 5 main_~y~0) (<= main_~y~0 5))} is VALID [2022-04-15 05:57:40,530 INFO L290 TraceCheckUtils]: 11: Hoare triple {7900#(and (<= 5 main_~y~0) (<= main_~y~0 5))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {7901#(and (<= main_~y~0 6) (<= 6 main_~y~0))} is VALID [2022-04-15 05:57:40,531 INFO L290 TraceCheckUtils]: 12: Hoare triple {7901#(and (<= main_~y~0 6) (<= 6 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {7902#(and (<= 7 main_~y~0) (<= main_~y~0 7))} is VALID [2022-04-15 05:57:40,531 INFO L290 TraceCheckUtils]: 13: Hoare triple {7902#(and (<= 7 main_~y~0) (<= main_~y~0 7))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {7903#(and (<= main_~y~0 8) (<= 8 main_~y~0))} is VALID [2022-04-15 05:57:40,532 INFO L290 TraceCheckUtils]: 14: Hoare triple {7903#(and (<= main_~y~0 8) (<= 8 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {7904#(and (<= 9 main_~y~0) (<= main_~y~0 9))} is VALID [2022-04-15 05:57:40,533 INFO L290 TraceCheckUtils]: 15: Hoare triple {7904#(and (<= 9 main_~y~0) (<= main_~y~0 9))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {7905#(and (<= main_~y~0 10) (<= 10 main_~y~0))} is VALID [2022-04-15 05:57:40,533 INFO L290 TraceCheckUtils]: 16: Hoare triple {7905#(and (<= main_~y~0 10) (<= 10 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {7906#(and (<= main_~y~0 11) (<= 11 main_~y~0))} is VALID [2022-04-15 05:57:40,534 INFO L290 TraceCheckUtils]: 17: Hoare triple {7906#(and (<= main_~y~0 11) (<= 11 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {7907#(and (<= 12 main_~y~0) (<= main_~y~0 12))} is VALID [2022-04-15 05:57:40,534 INFO L290 TraceCheckUtils]: 18: Hoare triple {7907#(and (<= 12 main_~y~0) (<= main_~y~0 12))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {7908#(and (<= main_~y~0 13) (<= 13 main_~y~0))} is VALID [2022-04-15 05:57:40,535 INFO L290 TraceCheckUtils]: 19: Hoare triple {7908#(and (<= main_~y~0 13) (<= 13 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {7909#(and (<= 14 main_~y~0) (<= main_~y~0 14))} is VALID [2022-04-15 05:57:40,535 INFO L290 TraceCheckUtils]: 20: Hoare triple {7909#(and (<= 14 main_~y~0) (<= main_~y~0 14))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {7910#(and (<= main_~y~0 15) (<= 15 main_~y~0))} is VALID [2022-04-15 05:57:40,536 INFO L290 TraceCheckUtils]: 21: Hoare triple {7910#(and (<= main_~y~0 15) (<= 15 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {7911#(and (<= 16 main_~y~0) (<= main_~y~0 16))} is VALID [2022-04-15 05:57:40,536 INFO L290 TraceCheckUtils]: 22: Hoare triple {7911#(and (<= 16 main_~y~0) (<= main_~y~0 16))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {7912#(and (<= main_~y~0 17) (<= 17 main_~y~0))} is VALID [2022-04-15 05:57:40,537 INFO L290 TraceCheckUtils]: 23: Hoare triple {7912#(and (<= main_~y~0 17) (<= 17 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {7913#(and (<= 18 main_~y~0) (<= main_~y~0 18))} is VALID [2022-04-15 05:57:40,537 INFO L290 TraceCheckUtils]: 24: Hoare triple {7913#(and (<= 18 main_~y~0) (<= main_~y~0 18))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {7914#(and (<= 19 main_~y~0) (<= main_~y~0 19))} is VALID [2022-04-15 05:57:40,538 INFO L290 TraceCheckUtils]: 25: Hoare triple {7914#(and (<= 19 main_~y~0) (<= main_~y~0 19))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {7915#(and (<= 20 main_~y~0) (<= main_~y~0 20))} is VALID [2022-04-15 05:57:40,538 INFO L290 TraceCheckUtils]: 26: Hoare triple {7915#(and (<= 20 main_~y~0) (<= main_~y~0 20))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {7916#(and (<= main_~y~0 21) (<= 21 main_~y~0))} is VALID [2022-04-15 05:57:40,539 INFO L290 TraceCheckUtils]: 27: Hoare triple {7916#(and (<= main_~y~0 21) (<= 21 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {7917#(and (<= main_~y~0 22) (<= 22 main_~y~0))} is VALID [2022-04-15 05:57:40,539 INFO L290 TraceCheckUtils]: 28: Hoare triple {7917#(and (<= main_~y~0 22) (<= 22 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {7918#(and (<= main_~y~0 23) (not (<= (+ (div main_~y~0 4294967296) 1) 0)))} is VALID [2022-04-15 05:57:40,540 INFO L290 TraceCheckUtils]: 29: Hoare triple {7918#(and (<= main_~y~0 23) (not (<= (+ (div main_~y~0 4294967296) 1) 0)))} assume !(~y~0 % 4294967296 < 1024); {7891#false} is VALID [2022-04-15 05:57:40,540 INFO L272 TraceCheckUtils]: 30: Hoare triple {7891#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {7891#false} is VALID [2022-04-15 05:57:40,540 INFO L290 TraceCheckUtils]: 31: Hoare triple {7891#false} ~cond := #in~cond; {7891#false} is VALID [2022-04-15 05:57:40,540 INFO L290 TraceCheckUtils]: 32: Hoare triple {7891#false} assume 0 == ~cond; {7891#false} is VALID [2022-04-15 05:57:40,540 INFO L290 TraceCheckUtils]: 33: Hoare triple {7891#false} assume !false; {7891#false} is VALID [2022-04-15 05:57:40,540 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 05:57:40,540 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-15 05:57:40,541 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1443441456] [2022-04-15 05:57:40,541 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1443441456] provided 0 perfect and 1 imperfect interpolant sequences [2022-04-15 05:57:40,541 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1208844745] [2022-04-15 05:57:40,541 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-04-15 05:57:40,541 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-15 05:57:40,541 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-15 05:57:40,542 INFO L229 MonitoredProcess]: Starting monitored process 24 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-04-15 05:57:40,543 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Waiting until timeout for monitored process [2022-04-15 05:57:40,612 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-04-15 05:57:40,613 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-15 05:57:40,613 INFO L263 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 49 conjunts are in the unsatisfiable core [2022-04-15 05:57:40,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 05:57:40,622 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-15 05:57:40,938 INFO L272 TraceCheckUtils]: 0: Hoare triple {7890#true} call ULTIMATE.init(); {7890#true} is VALID [2022-04-15 05:57:40,938 INFO L290 TraceCheckUtils]: 1: Hoare triple {7890#true} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {7890#true} is VALID [2022-04-15 05:57:40,938 INFO L290 TraceCheckUtils]: 2: Hoare triple {7890#true} assume true; {7890#true} is VALID [2022-04-15 05:57:40,938 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {7890#true} {7890#true} #34#return; {7890#true} is VALID [2022-04-15 05:57:40,939 INFO L272 TraceCheckUtils]: 4: Hoare triple {7890#true} call #t~ret5 := main(); {7890#true} is VALID [2022-04-15 05:57:40,939 INFO L290 TraceCheckUtils]: 5: Hoare triple {7890#true} ~x~0 := 1;~y~0 := 0; {7895#(= main_~y~0 0)} is VALID [2022-04-15 05:57:40,939 INFO L290 TraceCheckUtils]: 6: Hoare triple {7895#(= main_~y~0 0)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {7896#(and (<= 1 main_~y~0) (<= main_~y~0 1))} is VALID [2022-04-15 05:57:40,940 INFO L290 TraceCheckUtils]: 7: Hoare triple {7896#(and (<= 1 main_~y~0) (<= main_~y~0 1))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {7897#(and (<= 2 main_~y~0) (<= main_~y~0 2))} is VALID [2022-04-15 05:57:40,940 INFO L290 TraceCheckUtils]: 8: Hoare triple {7897#(and (<= 2 main_~y~0) (<= main_~y~0 2))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {7898#(and (<= main_~y~0 3) (<= 3 main_~y~0))} is VALID [2022-04-15 05:57:40,941 INFO L290 TraceCheckUtils]: 9: Hoare triple {7898#(and (<= main_~y~0 3) (<= 3 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {7899#(and (<= main_~y~0 4) (<= 4 main_~y~0))} is VALID [2022-04-15 05:57:40,941 INFO L290 TraceCheckUtils]: 10: Hoare triple {7899#(and (<= main_~y~0 4) (<= 4 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {7900#(and (<= 5 main_~y~0) (<= main_~y~0 5))} is VALID [2022-04-15 05:57:40,942 INFO L290 TraceCheckUtils]: 11: Hoare triple {7900#(and (<= 5 main_~y~0) (<= main_~y~0 5))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {7901#(and (<= main_~y~0 6) (<= 6 main_~y~0))} is VALID [2022-04-15 05:57:40,942 INFO L290 TraceCheckUtils]: 12: Hoare triple {7901#(and (<= main_~y~0 6) (<= 6 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {7902#(and (<= 7 main_~y~0) (<= main_~y~0 7))} is VALID [2022-04-15 05:57:40,943 INFO L290 TraceCheckUtils]: 13: Hoare triple {7902#(and (<= 7 main_~y~0) (<= main_~y~0 7))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {7903#(and (<= main_~y~0 8) (<= 8 main_~y~0))} is VALID [2022-04-15 05:57:40,943 INFO L290 TraceCheckUtils]: 14: Hoare triple {7903#(and (<= main_~y~0 8) (<= 8 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {7904#(and (<= 9 main_~y~0) (<= main_~y~0 9))} is VALID [2022-04-15 05:57:40,944 INFO L290 TraceCheckUtils]: 15: Hoare triple {7904#(and (<= 9 main_~y~0) (<= main_~y~0 9))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {7905#(and (<= main_~y~0 10) (<= 10 main_~y~0))} is VALID [2022-04-15 05:57:40,945 INFO L290 TraceCheckUtils]: 16: Hoare triple {7905#(and (<= main_~y~0 10) (<= 10 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {7906#(and (<= main_~y~0 11) (<= 11 main_~y~0))} is VALID [2022-04-15 05:57:40,945 INFO L290 TraceCheckUtils]: 17: Hoare triple {7906#(and (<= main_~y~0 11) (<= 11 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {7907#(and (<= 12 main_~y~0) (<= main_~y~0 12))} is VALID [2022-04-15 05:57:40,946 INFO L290 TraceCheckUtils]: 18: Hoare triple {7907#(and (<= 12 main_~y~0) (<= main_~y~0 12))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {7908#(and (<= main_~y~0 13) (<= 13 main_~y~0))} is VALID [2022-04-15 05:57:40,946 INFO L290 TraceCheckUtils]: 19: Hoare triple {7908#(and (<= main_~y~0 13) (<= 13 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {7909#(and (<= 14 main_~y~0) (<= main_~y~0 14))} is VALID [2022-04-15 05:57:40,947 INFO L290 TraceCheckUtils]: 20: Hoare triple {7909#(and (<= 14 main_~y~0) (<= main_~y~0 14))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {7910#(and (<= main_~y~0 15) (<= 15 main_~y~0))} is VALID [2022-04-15 05:57:40,947 INFO L290 TraceCheckUtils]: 21: Hoare triple {7910#(and (<= main_~y~0 15) (<= 15 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {7911#(and (<= 16 main_~y~0) (<= main_~y~0 16))} is VALID [2022-04-15 05:57:40,948 INFO L290 TraceCheckUtils]: 22: Hoare triple {7911#(and (<= 16 main_~y~0) (<= main_~y~0 16))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {7912#(and (<= main_~y~0 17) (<= 17 main_~y~0))} is VALID [2022-04-15 05:57:40,949 INFO L290 TraceCheckUtils]: 23: Hoare triple {7912#(and (<= main_~y~0 17) (<= 17 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {7913#(and (<= 18 main_~y~0) (<= main_~y~0 18))} is VALID [2022-04-15 05:57:40,949 INFO L290 TraceCheckUtils]: 24: Hoare triple {7913#(and (<= 18 main_~y~0) (<= main_~y~0 18))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {7914#(and (<= 19 main_~y~0) (<= main_~y~0 19))} is VALID [2022-04-15 05:57:40,950 INFO L290 TraceCheckUtils]: 25: Hoare triple {7914#(and (<= 19 main_~y~0) (<= main_~y~0 19))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {7915#(and (<= 20 main_~y~0) (<= main_~y~0 20))} is VALID [2022-04-15 05:57:40,950 INFO L290 TraceCheckUtils]: 26: Hoare triple {7915#(and (<= 20 main_~y~0) (<= main_~y~0 20))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {7916#(and (<= main_~y~0 21) (<= 21 main_~y~0))} is VALID [2022-04-15 05:57:40,951 INFO L290 TraceCheckUtils]: 27: Hoare triple {7916#(and (<= main_~y~0 21) (<= 21 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {7917#(and (<= main_~y~0 22) (<= 22 main_~y~0))} is VALID [2022-04-15 05:57:40,951 INFO L290 TraceCheckUtils]: 28: Hoare triple {7917#(and (<= main_~y~0 22) (<= 22 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {8007#(and (<= main_~y~0 23) (<= 23 main_~y~0))} is VALID [2022-04-15 05:57:40,952 INFO L290 TraceCheckUtils]: 29: Hoare triple {8007#(and (<= main_~y~0 23) (<= 23 main_~y~0))} assume !(~y~0 % 4294967296 < 1024); {7891#false} is VALID [2022-04-15 05:57:40,952 INFO L272 TraceCheckUtils]: 30: Hoare triple {7891#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {7891#false} is VALID [2022-04-15 05:57:40,952 INFO L290 TraceCheckUtils]: 31: Hoare triple {7891#false} ~cond := #in~cond; {7891#false} is VALID [2022-04-15 05:57:40,952 INFO L290 TraceCheckUtils]: 32: Hoare triple {7891#false} assume 0 == ~cond; {7891#false} is VALID [2022-04-15 05:57:40,952 INFO L290 TraceCheckUtils]: 33: Hoare triple {7891#false} assume !false; {7891#false} is VALID [2022-04-15 05:57:40,952 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 05:57:40,952 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-15 05:57:41,947 INFO L290 TraceCheckUtils]: 33: Hoare triple {7891#false} assume !false; {7891#false} is VALID [2022-04-15 05:57:41,948 INFO L290 TraceCheckUtils]: 32: Hoare triple {7891#false} assume 0 == ~cond; {7891#false} is VALID [2022-04-15 05:57:41,948 INFO L290 TraceCheckUtils]: 31: Hoare triple {7891#false} ~cond := #in~cond; {7891#false} is VALID [2022-04-15 05:57:41,948 INFO L272 TraceCheckUtils]: 30: Hoare triple {7891#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {7891#false} is VALID [2022-04-15 05:57:41,948 INFO L290 TraceCheckUtils]: 29: Hoare triple {8035#(< (mod main_~y~0 4294967296) 1024)} assume !(~y~0 % 4294967296 < 1024); {7891#false} is VALID [2022-04-15 05:57:41,950 INFO L290 TraceCheckUtils]: 28: Hoare triple {8039#(< (mod (+ main_~y~0 1) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {8035#(< (mod main_~y~0 4294967296) 1024)} is VALID [2022-04-15 05:57:41,950 INFO L290 TraceCheckUtils]: 27: Hoare triple {8043#(< (mod (+ main_~y~0 2) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {8039#(< (mod (+ main_~y~0 1) 4294967296) 1024)} is VALID [2022-04-15 05:57:41,951 INFO L290 TraceCheckUtils]: 26: Hoare triple {8047#(< (mod (+ main_~y~0 3) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {8043#(< (mod (+ main_~y~0 2) 4294967296) 1024)} is VALID [2022-04-15 05:57:41,952 INFO L290 TraceCheckUtils]: 25: Hoare triple {8051#(< (mod (+ main_~y~0 4) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {8047#(< (mod (+ main_~y~0 3) 4294967296) 1024)} is VALID [2022-04-15 05:57:41,952 INFO L290 TraceCheckUtils]: 24: Hoare triple {8055#(< (mod (+ 5 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {8051#(< (mod (+ main_~y~0 4) 4294967296) 1024)} is VALID [2022-04-15 05:57:41,953 INFO L290 TraceCheckUtils]: 23: Hoare triple {8059#(< (mod (+ main_~y~0 6) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {8055#(< (mod (+ 5 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:57:41,953 INFO L290 TraceCheckUtils]: 22: Hoare triple {8063#(< (mod (+ 7 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {8059#(< (mod (+ main_~y~0 6) 4294967296) 1024)} is VALID [2022-04-15 05:57:41,954 INFO L290 TraceCheckUtils]: 21: Hoare triple {8067#(< (mod (+ main_~y~0 8) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {8063#(< (mod (+ 7 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:57:41,955 INFO L290 TraceCheckUtils]: 20: Hoare triple {8071#(< (mod (+ main_~y~0 9) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {8067#(< (mod (+ main_~y~0 8) 4294967296) 1024)} is VALID [2022-04-15 05:57:41,956 INFO L290 TraceCheckUtils]: 19: Hoare triple {8075#(< (mod (+ main_~y~0 10) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {8071#(< (mod (+ main_~y~0 9) 4294967296) 1024)} is VALID [2022-04-15 05:57:41,956 INFO L290 TraceCheckUtils]: 18: Hoare triple {8079#(< (mod (+ main_~y~0 11) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {8075#(< (mod (+ main_~y~0 10) 4294967296) 1024)} is VALID [2022-04-15 05:57:41,957 INFO L290 TraceCheckUtils]: 17: Hoare triple {8083#(< (mod (+ main_~y~0 12) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {8079#(< (mod (+ main_~y~0 11) 4294967296) 1024)} is VALID [2022-04-15 05:57:41,958 INFO L290 TraceCheckUtils]: 16: Hoare triple {8087#(< (mod (+ main_~y~0 13) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {8083#(< (mod (+ main_~y~0 12) 4294967296) 1024)} is VALID [2022-04-15 05:57:41,958 INFO L290 TraceCheckUtils]: 15: Hoare triple {8091#(< (mod (+ main_~y~0 14) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {8087#(< (mod (+ main_~y~0 13) 4294967296) 1024)} is VALID [2022-04-15 05:57:41,959 INFO L290 TraceCheckUtils]: 14: Hoare triple {8095#(< (mod (+ main_~y~0 15) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {8091#(< (mod (+ main_~y~0 14) 4294967296) 1024)} is VALID [2022-04-15 05:57:41,961 INFO L290 TraceCheckUtils]: 13: Hoare triple {8099#(< (mod (+ main_~y~0 16) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {8095#(< (mod (+ main_~y~0 15) 4294967296) 1024)} is VALID [2022-04-15 05:57:41,962 INFO L290 TraceCheckUtils]: 12: Hoare triple {8103#(< (mod (+ main_~y~0 17) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {8099#(< (mod (+ main_~y~0 16) 4294967296) 1024)} is VALID [2022-04-15 05:57:41,962 INFO L290 TraceCheckUtils]: 11: Hoare triple {8107#(< (mod (+ main_~y~0 18) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {8103#(< (mod (+ main_~y~0 17) 4294967296) 1024)} is VALID [2022-04-15 05:57:41,963 INFO L290 TraceCheckUtils]: 10: Hoare triple {8111#(< (mod (+ 19 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {8107#(< (mod (+ main_~y~0 18) 4294967296) 1024)} is VALID [2022-04-15 05:57:41,964 INFO L290 TraceCheckUtils]: 9: Hoare triple {8115#(< (mod (+ main_~y~0 20) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {8111#(< (mod (+ 19 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:57:41,964 INFO L290 TraceCheckUtils]: 8: Hoare triple {8119#(< (mod (+ main_~y~0 21) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {8115#(< (mod (+ main_~y~0 20) 4294967296) 1024)} is VALID [2022-04-15 05:57:41,965 INFO L290 TraceCheckUtils]: 7: Hoare triple {8123#(< (mod (+ main_~y~0 22) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {8119#(< (mod (+ main_~y~0 21) 4294967296) 1024)} is VALID [2022-04-15 05:57:41,966 INFO L290 TraceCheckUtils]: 6: Hoare triple {8127#(< (mod (+ 23 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {8123#(< (mod (+ main_~y~0 22) 4294967296) 1024)} is VALID [2022-04-15 05:57:41,966 INFO L290 TraceCheckUtils]: 5: Hoare triple {7890#true} ~x~0 := 1;~y~0 := 0; {8127#(< (mod (+ 23 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:57:41,966 INFO L272 TraceCheckUtils]: 4: Hoare triple {7890#true} call #t~ret5 := main(); {7890#true} is VALID [2022-04-15 05:57:41,966 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {7890#true} {7890#true} #34#return; {7890#true} is VALID [2022-04-15 05:57:41,966 INFO L290 TraceCheckUtils]: 2: Hoare triple {7890#true} assume true; {7890#true} is VALID [2022-04-15 05:57:41,966 INFO L290 TraceCheckUtils]: 1: Hoare triple {7890#true} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {7890#true} is VALID [2022-04-15 05:57:41,966 INFO L272 TraceCheckUtils]: 0: Hoare triple {7890#true} call ULTIMATE.init(); {7890#true} is VALID [2022-04-15 05:57:41,967 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 05:57:41,967 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1208844745] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-15 05:57:41,967 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-04-15 05:57:41,967 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 26, 26] total 52 [2022-04-15 05:57:41,967 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-15 05:57:41,967 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [755891747] [2022-04-15 05:57:41,967 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [755891747] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-15 05:57:41,967 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-15 05:57:41,967 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [27] imperfect sequences [] total 27 [2022-04-15 05:57:41,967 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [106970478] [2022-04-15 05:57:41,968 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-15 05:57:41,968 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 27 states have (on average 1.1111111111111112) internal successors, (30), 26 states have internal predecessors, (30), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 34 [2022-04-15 05:57:41,968 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-15 05:57:41,968 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 27 states, 27 states have (on average 1.1111111111111112) internal successors, (30), 26 states have internal predecessors, (30), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:57:41,987 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 34 edges. 34 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 05:57:41,987 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2022-04-15 05:57:41,987 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-15 05:57:41,988 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2022-04-15 05:57:41,988 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=725, Invalid=1927, Unknown=0, NotChecked=0, Total=2652 [2022-04-15 05:57:41,988 INFO L87 Difference]: Start difference. First operand 35 states and 35 transitions. Second operand has 27 states, 27 states have (on average 1.1111111111111112) internal successors, (30), 26 states have internal predecessors, (30), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:57:43,387 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 05:57:43,388 INFO L93 Difference]: Finished difference Result 41 states and 41 transitions. [2022-04-15 05:57:43,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-04-15 05:57:43,388 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 27 states have (on average 1.1111111111111112) internal successors, (30), 26 states have internal predecessors, (30), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 34 [2022-04-15 05:57:43,388 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-15 05:57:43,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27 states, 27 states have (on average 1.1111111111111112) internal successors, (30), 26 states have internal predecessors, (30), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:57:43,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 41 transitions. [2022-04-15 05:57:43,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27 states, 27 states have (on average 1.1111111111111112) internal successors, (30), 26 states have internal predecessors, (30), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:57:43,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 41 transitions. [2022-04-15 05:57:43,389 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 27 states and 41 transitions. [2022-04-15 05:57:43,416 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 41 edges. 41 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 05:57:43,416 INFO L225 Difference]: With dead ends: 41 [2022-04-15 05:57:43,416 INFO L226 Difference]: Without dead ends: 36 [2022-04-15 05:57:43,417 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 119 GetRequests, 44 SyntacticMatches, 1 SemanticMatches, 74 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 328 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=1443, Invalid=4257, Unknown=0, NotChecked=0, Total=5700 [2022-04-15 05:57:43,417 INFO L913 BasicCegarLoop]: 11 mSDtfsCounter, 6 mSDsluCounter, 102 mSDsCounter, 0 mSdLazyCounter, 654 mSolverCounterSat, 49 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 113 SdHoareTripleChecker+Invalid, 703 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 49 IncrementalHoareTripleChecker+Valid, 654 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-04-15 05:57:43,417 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [6 Valid, 113 Invalid, 703 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [49 Valid, 654 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-04-15 05:57:43,417 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36 states. [2022-04-15 05:57:43,448 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36 to 36. [2022-04-15 05:57:43,448 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-15 05:57:43,449 INFO L82 GeneralOperation]: Start isEquivalent. First operand 36 states. Second operand has 36 states, 31 states have (on average 1.032258064516129) internal successors, (32), 31 states have internal predecessors, (32), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:57:43,449 INFO L74 IsIncluded]: Start isIncluded. First operand 36 states. Second operand has 36 states, 31 states have (on average 1.032258064516129) internal successors, (32), 31 states have internal predecessors, (32), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:57:43,449 INFO L87 Difference]: Start difference. First operand 36 states. Second operand has 36 states, 31 states have (on average 1.032258064516129) internal successors, (32), 31 states have internal predecessors, (32), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:57:43,449 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 05:57:43,449 INFO L93 Difference]: Finished difference Result 36 states and 36 transitions. [2022-04-15 05:57:43,449 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 36 transitions. [2022-04-15 05:57:43,449 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-15 05:57:43,450 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-15 05:57:43,450 INFO L74 IsIncluded]: Start isIncluded. First operand has 36 states, 31 states have (on average 1.032258064516129) internal successors, (32), 31 states have internal predecessors, (32), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 36 states. [2022-04-15 05:57:43,450 INFO L87 Difference]: Start difference. First operand has 36 states, 31 states have (on average 1.032258064516129) internal successors, (32), 31 states have internal predecessors, (32), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 36 states. [2022-04-15 05:57:43,450 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 05:57:43,450 INFO L93 Difference]: Finished difference Result 36 states and 36 transitions. [2022-04-15 05:57:43,450 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 36 transitions. [2022-04-15 05:57:43,450 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-15 05:57:43,450 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-15 05:57:43,450 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-15 05:57:43,450 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-15 05:57:43,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 36 states, 31 states have (on average 1.032258064516129) internal successors, (32), 31 states have internal predecessors, (32), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:57:43,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 36 states and 36 transitions. [2022-04-15 05:57:43,451 INFO L78 Accepts]: Start accepts. Automaton has 36 states and 36 transitions. Word has length 34 [2022-04-15 05:57:43,451 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-15 05:57:43,451 INFO L478 AbstractCegarLoop]: Abstraction has 36 states and 36 transitions. [2022-04-15 05:57:43,451 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 27 states have (on average 1.1111111111111112) internal successors, (30), 26 states have internal predecessors, (30), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:57:43,451 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 36 states and 36 transitions. [2022-04-15 05:57:43,482 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 36 edges. 36 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 05:57:43,482 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 36 transitions. [2022-04-15 05:57:43,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-04-15 05:57:43,482 INFO L491 BasicCegarLoop]: Found error trace [2022-04-15 05:57:43,482 INFO L499 BasicCegarLoop]: trace histogram [24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-15 05:57:43,498 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Forceful destruction successful, exit code 0 [2022-04-15 05:57:43,682 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable46,SelfDestructingSolverStorable47,24 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-15 05:57:43,683 INFO L403 AbstractCegarLoop]: === Iteration 26 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-15 05:57:43,683 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-15 05:57:43,683 INFO L85 PathProgramCache]: Analyzing trace with hash 1845596892, now seen corresponding path program 47 times [2022-04-15 05:57:43,683 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-15 05:57:43,683 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [1173399855] [2022-04-15 05:57:44,942 WARN L977 rdanLoopAcceleration]: Unable to prove correctness of quantifier elimination. [2022-04-15 05:57:45,191 INFO L89 AcceleratorJordan]: Jordan loop acceleration statistics: 1 HavocedVariables, 2 AssignedVariables, 0 ReadonlyVariables, Eigenvalues: {0={1=1}, 1={2=1}}, 1 SequentialAcceleration, 0 AlternatingAcceleration, 1 QuantifierFreeResult [2022-04-15 05:57:45,192 INFO L271 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2022-04-15 05:57:45,194 INFO L85 PathProgramCache]: Analyzing trace with hash -507884873, now seen corresponding path program 1 times [2022-04-15 05:57:45,194 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-15 05:57:45,194 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1123357021] [2022-04-15 05:57:45,194 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-15 05:57:45,194 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-15 05:57:45,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-15 05:57:45,199 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-04-15 05:57:45,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-15 05:57:45,202 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-04-15 05:57:45,202 INFO L85 PathProgramCache]: Analyzing trace with hash 1845596892, now seen corresponding path program 48 times [2022-04-15 05:57:45,202 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-15 05:57:45,202 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2139364974] [2022-04-15 05:57:45,202 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-15 05:57:45,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-15 05:57:45,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 05:57:45,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-15 05:57:45,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 05:57:45,615 INFO L290 TraceCheckUtils]: 0: Hoare triple {8452#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {8422#true} is VALID [2022-04-15 05:57:45,615 INFO L290 TraceCheckUtils]: 1: Hoare triple {8422#true} assume true; {8422#true} is VALID [2022-04-15 05:57:45,615 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {8422#true} {8422#true} #34#return; {8422#true} is VALID [2022-04-15 05:57:45,616 INFO L272 TraceCheckUtils]: 0: Hoare triple {8422#true} call ULTIMATE.init(); {8452#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} is VALID [2022-04-15 05:57:45,616 INFO L290 TraceCheckUtils]: 1: Hoare triple {8452#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {8422#true} is VALID [2022-04-15 05:57:45,616 INFO L290 TraceCheckUtils]: 2: Hoare triple {8422#true} assume true; {8422#true} is VALID [2022-04-15 05:57:45,616 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {8422#true} {8422#true} #34#return; {8422#true} is VALID [2022-04-15 05:57:45,616 INFO L272 TraceCheckUtils]: 4: Hoare triple {8422#true} call #t~ret5 := main(); {8422#true} is VALID [2022-04-15 05:57:45,616 INFO L290 TraceCheckUtils]: 5: Hoare triple {8422#true} ~x~0 := 1;~y~0 := 0; {8427#(= main_~y~0 0)} is VALID [2022-04-15 05:57:45,616 INFO L290 TraceCheckUtils]: 6: Hoare triple {8427#(= main_~y~0 0)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {8428#(and (<= 1 main_~y~0) (<= main_~y~0 1))} is VALID [2022-04-15 05:57:45,617 INFO L290 TraceCheckUtils]: 7: Hoare triple {8428#(and (<= 1 main_~y~0) (<= main_~y~0 1))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {8429#(and (<= 2 main_~y~0) (<= main_~y~0 2))} is VALID [2022-04-15 05:57:45,617 INFO L290 TraceCheckUtils]: 8: Hoare triple {8429#(and (<= 2 main_~y~0) (<= main_~y~0 2))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {8430#(and (<= main_~y~0 3) (<= 3 main_~y~0))} is VALID [2022-04-15 05:57:45,617 INFO L290 TraceCheckUtils]: 9: Hoare triple {8430#(and (<= main_~y~0 3) (<= 3 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {8431#(and (<= main_~y~0 4) (<= 4 main_~y~0))} is VALID [2022-04-15 05:57:45,618 INFO L290 TraceCheckUtils]: 10: Hoare triple {8431#(and (<= main_~y~0 4) (<= 4 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {8432#(and (<= 5 main_~y~0) (<= main_~y~0 5))} is VALID [2022-04-15 05:57:45,618 INFO L290 TraceCheckUtils]: 11: Hoare triple {8432#(and (<= 5 main_~y~0) (<= main_~y~0 5))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {8433#(and (<= main_~y~0 6) (<= 6 main_~y~0))} is VALID [2022-04-15 05:57:45,619 INFO L290 TraceCheckUtils]: 12: Hoare triple {8433#(and (<= main_~y~0 6) (<= 6 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {8434#(and (<= 7 main_~y~0) (<= main_~y~0 7))} is VALID [2022-04-15 05:57:45,619 INFO L290 TraceCheckUtils]: 13: Hoare triple {8434#(and (<= 7 main_~y~0) (<= main_~y~0 7))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {8435#(and (<= main_~y~0 8) (<= 8 main_~y~0))} is VALID [2022-04-15 05:57:45,619 INFO L290 TraceCheckUtils]: 14: Hoare triple {8435#(and (<= main_~y~0 8) (<= 8 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {8436#(and (<= 9 main_~y~0) (<= main_~y~0 9))} is VALID [2022-04-15 05:57:45,620 INFO L290 TraceCheckUtils]: 15: Hoare triple {8436#(and (<= 9 main_~y~0) (<= main_~y~0 9))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {8437#(and (<= main_~y~0 10) (<= 10 main_~y~0))} is VALID [2022-04-15 05:57:45,620 INFO L290 TraceCheckUtils]: 16: Hoare triple {8437#(and (<= main_~y~0 10) (<= 10 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {8438#(and (<= main_~y~0 11) (<= 11 main_~y~0))} is VALID [2022-04-15 05:57:45,621 INFO L290 TraceCheckUtils]: 17: Hoare triple {8438#(and (<= main_~y~0 11) (<= 11 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {8439#(and (<= 12 main_~y~0) (<= main_~y~0 12))} is VALID [2022-04-15 05:57:45,621 INFO L290 TraceCheckUtils]: 18: Hoare triple {8439#(and (<= 12 main_~y~0) (<= main_~y~0 12))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {8440#(and (<= main_~y~0 13) (<= 13 main_~y~0))} is VALID [2022-04-15 05:57:45,621 INFO L290 TraceCheckUtils]: 19: Hoare triple {8440#(and (<= main_~y~0 13) (<= 13 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {8441#(and (<= 14 main_~y~0) (<= main_~y~0 14))} is VALID [2022-04-15 05:57:45,622 INFO L290 TraceCheckUtils]: 20: Hoare triple {8441#(and (<= 14 main_~y~0) (<= main_~y~0 14))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {8442#(and (<= main_~y~0 15) (<= 15 main_~y~0))} is VALID [2022-04-15 05:57:45,622 INFO L290 TraceCheckUtils]: 21: Hoare triple {8442#(and (<= main_~y~0 15) (<= 15 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {8443#(and (<= 16 main_~y~0) (<= main_~y~0 16))} is VALID [2022-04-15 05:57:45,622 INFO L290 TraceCheckUtils]: 22: Hoare triple {8443#(and (<= 16 main_~y~0) (<= main_~y~0 16))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {8444#(and (<= main_~y~0 17) (<= 17 main_~y~0))} is VALID [2022-04-15 05:57:45,623 INFO L290 TraceCheckUtils]: 23: Hoare triple {8444#(and (<= main_~y~0 17) (<= 17 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {8445#(and (<= 18 main_~y~0) (<= main_~y~0 18))} is VALID [2022-04-15 05:57:45,623 INFO L290 TraceCheckUtils]: 24: Hoare triple {8445#(and (<= 18 main_~y~0) (<= main_~y~0 18))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {8446#(and (<= 19 main_~y~0) (<= main_~y~0 19))} is VALID [2022-04-15 05:57:45,624 INFO L290 TraceCheckUtils]: 25: Hoare triple {8446#(and (<= 19 main_~y~0) (<= main_~y~0 19))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {8447#(and (<= 20 main_~y~0) (<= main_~y~0 20))} is VALID [2022-04-15 05:57:45,624 INFO L290 TraceCheckUtils]: 26: Hoare triple {8447#(and (<= 20 main_~y~0) (<= main_~y~0 20))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {8448#(and (<= main_~y~0 21) (<= 21 main_~y~0))} is VALID [2022-04-15 05:57:45,624 INFO L290 TraceCheckUtils]: 27: Hoare triple {8448#(and (<= main_~y~0 21) (<= 21 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {8449#(and (<= main_~y~0 22) (<= 22 main_~y~0))} is VALID [2022-04-15 05:57:45,625 INFO L290 TraceCheckUtils]: 28: Hoare triple {8449#(and (<= main_~y~0 22) (<= 22 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {8450#(and (<= main_~y~0 23) (<= 23 main_~y~0))} is VALID [2022-04-15 05:57:45,625 INFO L290 TraceCheckUtils]: 29: Hoare triple {8450#(and (<= main_~y~0 23) (<= 23 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {8451#(and (not (<= (+ (div main_~y~0 4294967296) 1) 0)) (<= main_~y~0 24))} is VALID [2022-04-15 05:57:45,626 INFO L290 TraceCheckUtils]: 30: Hoare triple {8451#(and (not (<= (+ (div main_~y~0 4294967296) 1) 0)) (<= main_~y~0 24))} assume !(~y~0 % 4294967296 < 1024); {8423#false} is VALID [2022-04-15 05:57:45,626 INFO L272 TraceCheckUtils]: 31: Hoare triple {8423#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {8423#false} is VALID [2022-04-15 05:57:45,626 INFO L290 TraceCheckUtils]: 32: Hoare triple {8423#false} ~cond := #in~cond; {8423#false} is VALID [2022-04-15 05:57:45,626 INFO L290 TraceCheckUtils]: 33: Hoare triple {8423#false} assume 0 == ~cond; {8423#false} is VALID [2022-04-15 05:57:45,626 INFO L290 TraceCheckUtils]: 34: Hoare triple {8423#false} assume !false; {8423#false} is VALID [2022-04-15 05:57:45,626 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 05:57:45,626 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-15 05:57:45,626 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2139364974] [2022-04-15 05:57:45,626 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2139364974] provided 0 perfect and 1 imperfect interpolant sequences [2022-04-15 05:57:45,626 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [552630700] [2022-04-15 05:57:45,626 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2022-04-15 05:57:45,627 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-15 05:57:45,627 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-15 05:57:45,627 INFO L229 MonitoredProcess]: Starting monitored process 25 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-04-15 05:57:45,628 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Waiting until timeout for monitored process [2022-04-15 05:57:45,983 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 13 check-sat command(s) [2022-04-15 05:57:45,983 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-15 05:57:45,985 INFO L263 TraceCheckSpWp]: Trace formula consists of 173 conjuncts, 51 conjunts are in the unsatisfiable core [2022-04-15 05:57:45,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 05:57:45,991 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-15 05:57:46,196 INFO L272 TraceCheckUtils]: 0: Hoare triple {8422#true} call ULTIMATE.init(); {8422#true} is VALID [2022-04-15 05:57:46,197 INFO L290 TraceCheckUtils]: 1: Hoare triple {8422#true} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {8422#true} is VALID [2022-04-15 05:57:46,197 INFO L290 TraceCheckUtils]: 2: Hoare triple {8422#true} assume true; {8422#true} is VALID [2022-04-15 05:57:46,197 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {8422#true} {8422#true} #34#return; {8422#true} is VALID [2022-04-15 05:57:46,197 INFO L272 TraceCheckUtils]: 4: Hoare triple {8422#true} call #t~ret5 := main(); {8422#true} is VALID [2022-04-15 05:57:46,197 INFO L290 TraceCheckUtils]: 5: Hoare triple {8422#true} ~x~0 := 1;~y~0 := 0; {8427#(= main_~y~0 0)} is VALID [2022-04-15 05:57:46,197 INFO L290 TraceCheckUtils]: 6: Hoare triple {8427#(= main_~y~0 0)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {8428#(and (<= 1 main_~y~0) (<= main_~y~0 1))} is VALID [2022-04-15 05:57:46,198 INFO L290 TraceCheckUtils]: 7: Hoare triple {8428#(and (<= 1 main_~y~0) (<= main_~y~0 1))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {8429#(and (<= 2 main_~y~0) (<= main_~y~0 2))} is VALID [2022-04-15 05:57:46,198 INFO L290 TraceCheckUtils]: 8: Hoare triple {8429#(and (<= 2 main_~y~0) (<= main_~y~0 2))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {8430#(and (<= main_~y~0 3) (<= 3 main_~y~0))} is VALID [2022-04-15 05:57:46,198 INFO L290 TraceCheckUtils]: 9: Hoare triple {8430#(and (<= main_~y~0 3) (<= 3 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {8431#(and (<= main_~y~0 4) (<= 4 main_~y~0))} is VALID [2022-04-15 05:57:46,199 INFO L290 TraceCheckUtils]: 10: Hoare triple {8431#(and (<= main_~y~0 4) (<= 4 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {8432#(and (<= 5 main_~y~0) (<= main_~y~0 5))} is VALID [2022-04-15 05:57:46,199 INFO L290 TraceCheckUtils]: 11: Hoare triple {8432#(and (<= 5 main_~y~0) (<= main_~y~0 5))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {8433#(and (<= main_~y~0 6) (<= 6 main_~y~0))} is VALID [2022-04-15 05:57:46,200 INFO L290 TraceCheckUtils]: 12: Hoare triple {8433#(and (<= main_~y~0 6) (<= 6 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {8434#(and (<= 7 main_~y~0) (<= main_~y~0 7))} is VALID [2022-04-15 05:57:46,200 INFO L290 TraceCheckUtils]: 13: Hoare triple {8434#(and (<= 7 main_~y~0) (<= main_~y~0 7))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {8435#(and (<= main_~y~0 8) (<= 8 main_~y~0))} is VALID [2022-04-15 05:57:46,200 INFO L290 TraceCheckUtils]: 14: Hoare triple {8435#(and (<= main_~y~0 8) (<= 8 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {8436#(and (<= 9 main_~y~0) (<= main_~y~0 9))} is VALID [2022-04-15 05:57:46,201 INFO L290 TraceCheckUtils]: 15: Hoare triple {8436#(and (<= 9 main_~y~0) (<= main_~y~0 9))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {8437#(and (<= main_~y~0 10) (<= 10 main_~y~0))} is VALID [2022-04-15 05:57:46,201 INFO L290 TraceCheckUtils]: 16: Hoare triple {8437#(and (<= main_~y~0 10) (<= 10 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {8438#(and (<= main_~y~0 11) (<= 11 main_~y~0))} is VALID [2022-04-15 05:57:46,201 INFO L290 TraceCheckUtils]: 17: Hoare triple {8438#(and (<= main_~y~0 11) (<= 11 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {8439#(and (<= 12 main_~y~0) (<= main_~y~0 12))} is VALID [2022-04-15 05:57:46,202 INFO L290 TraceCheckUtils]: 18: Hoare triple {8439#(and (<= 12 main_~y~0) (<= main_~y~0 12))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {8440#(and (<= main_~y~0 13) (<= 13 main_~y~0))} is VALID [2022-04-15 05:57:46,202 INFO L290 TraceCheckUtils]: 19: Hoare triple {8440#(and (<= main_~y~0 13) (<= 13 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {8441#(and (<= 14 main_~y~0) (<= main_~y~0 14))} is VALID [2022-04-15 05:57:46,203 INFO L290 TraceCheckUtils]: 20: Hoare triple {8441#(and (<= 14 main_~y~0) (<= main_~y~0 14))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {8442#(and (<= main_~y~0 15) (<= 15 main_~y~0))} is VALID [2022-04-15 05:57:46,203 INFO L290 TraceCheckUtils]: 21: Hoare triple {8442#(and (<= main_~y~0 15) (<= 15 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {8443#(and (<= 16 main_~y~0) (<= main_~y~0 16))} is VALID [2022-04-15 05:57:46,203 INFO L290 TraceCheckUtils]: 22: Hoare triple {8443#(and (<= 16 main_~y~0) (<= main_~y~0 16))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {8444#(and (<= main_~y~0 17) (<= 17 main_~y~0))} is VALID [2022-04-15 05:57:46,204 INFO L290 TraceCheckUtils]: 23: Hoare triple {8444#(and (<= main_~y~0 17) (<= 17 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {8445#(and (<= 18 main_~y~0) (<= main_~y~0 18))} is VALID [2022-04-15 05:57:46,204 INFO L290 TraceCheckUtils]: 24: Hoare triple {8445#(and (<= 18 main_~y~0) (<= main_~y~0 18))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {8446#(and (<= 19 main_~y~0) (<= main_~y~0 19))} is VALID [2022-04-15 05:57:46,205 INFO L290 TraceCheckUtils]: 25: Hoare triple {8446#(and (<= 19 main_~y~0) (<= main_~y~0 19))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {8447#(and (<= 20 main_~y~0) (<= main_~y~0 20))} is VALID [2022-04-15 05:57:46,205 INFO L290 TraceCheckUtils]: 26: Hoare triple {8447#(and (<= 20 main_~y~0) (<= main_~y~0 20))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {8448#(and (<= main_~y~0 21) (<= 21 main_~y~0))} is VALID [2022-04-15 05:57:46,205 INFO L290 TraceCheckUtils]: 27: Hoare triple {8448#(and (<= main_~y~0 21) (<= 21 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {8449#(and (<= main_~y~0 22) (<= 22 main_~y~0))} is VALID [2022-04-15 05:57:46,208 INFO L290 TraceCheckUtils]: 28: Hoare triple {8449#(and (<= main_~y~0 22) (<= 22 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {8450#(and (<= main_~y~0 23) (<= 23 main_~y~0))} is VALID [2022-04-15 05:57:46,211 INFO L290 TraceCheckUtils]: 29: Hoare triple {8450#(and (<= main_~y~0 23) (<= 23 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {8543#(and (<= 24 main_~y~0) (<= main_~y~0 24))} is VALID [2022-04-15 05:57:46,211 INFO L290 TraceCheckUtils]: 30: Hoare triple {8543#(and (<= 24 main_~y~0) (<= main_~y~0 24))} assume !(~y~0 % 4294967296 < 1024); {8423#false} is VALID [2022-04-15 05:57:46,212 INFO L272 TraceCheckUtils]: 31: Hoare triple {8423#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {8423#false} is VALID [2022-04-15 05:57:46,212 INFO L290 TraceCheckUtils]: 32: Hoare triple {8423#false} ~cond := #in~cond; {8423#false} is VALID [2022-04-15 05:57:46,212 INFO L290 TraceCheckUtils]: 33: Hoare triple {8423#false} assume 0 == ~cond; {8423#false} is VALID [2022-04-15 05:57:46,212 INFO L290 TraceCheckUtils]: 34: Hoare triple {8423#false} assume !false; {8423#false} is VALID [2022-04-15 05:57:46,212 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 05:57:46,212 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-15 05:57:47,062 INFO L290 TraceCheckUtils]: 34: Hoare triple {8423#false} assume !false; {8423#false} is VALID [2022-04-15 05:57:47,062 INFO L290 TraceCheckUtils]: 33: Hoare triple {8423#false} assume 0 == ~cond; {8423#false} is VALID [2022-04-15 05:57:47,062 INFO L290 TraceCheckUtils]: 32: Hoare triple {8423#false} ~cond := #in~cond; {8423#false} is VALID [2022-04-15 05:57:47,062 INFO L272 TraceCheckUtils]: 31: Hoare triple {8423#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {8423#false} is VALID [2022-04-15 05:57:47,062 INFO L290 TraceCheckUtils]: 30: Hoare triple {8571#(< (mod main_~y~0 4294967296) 1024)} assume !(~y~0 % 4294967296 < 1024); {8423#false} is VALID [2022-04-15 05:57:47,063 INFO L290 TraceCheckUtils]: 29: Hoare triple {8575#(< (mod (+ main_~y~0 1) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {8571#(< (mod main_~y~0 4294967296) 1024)} is VALID [2022-04-15 05:57:47,063 INFO L290 TraceCheckUtils]: 28: Hoare triple {8579#(< (mod (+ main_~y~0 2) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {8575#(< (mod (+ main_~y~0 1) 4294967296) 1024)} is VALID [2022-04-15 05:57:47,064 INFO L290 TraceCheckUtils]: 27: Hoare triple {8583#(< (mod (+ main_~y~0 3) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {8579#(< (mod (+ main_~y~0 2) 4294967296) 1024)} is VALID [2022-04-15 05:57:47,064 INFO L290 TraceCheckUtils]: 26: Hoare triple {8587#(< (mod (+ main_~y~0 4) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {8583#(< (mod (+ main_~y~0 3) 4294967296) 1024)} is VALID [2022-04-15 05:57:47,065 INFO L290 TraceCheckUtils]: 25: Hoare triple {8591#(< (mod (+ 5 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {8587#(< (mod (+ main_~y~0 4) 4294967296) 1024)} is VALID [2022-04-15 05:57:47,065 INFO L290 TraceCheckUtils]: 24: Hoare triple {8595#(< (mod (+ main_~y~0 6) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {8591#(< (mod (+ 5 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:57:47,066 INFO L290 TraceCheckUtils]: 23: Hoare triple {8599#(< (mod (+ 7 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {8595#(< (mod (+ main_~y~0 6) 4294967296) 1024)} is VALID [2022-04-15 05:57:47,066 INFO L290 TraceCheckUtils]: 22: Hoare triple {8603#(< (mod (+ main_~y~0 8) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {8599#(< (mod (+ 7 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:57:47,067 INFO L290 TraceCheckUtils]: 21: Hoare triple {8607#(< (mod (+ main_~y~0 9) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {8603#(< (mod (+ main_~y~0 8) 4294967296) 1024)} is VALID [2022-04-15 05:57:47,068 INFO L290 TraceCheckUtils]: 20: Hoare triple {8611#(< (mod (+ main_~y~0 10) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {8607#(< (mod (+ main_~y~0 9) 4294967296) 1024)} is VALID [2022-04-15 05:57:47,068 INFO L290 TraceCheckUtils]: 19: Hoare triple {8615#(< (mod (+ main_~y~0 11) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {8611#(< (mod (+ main_~y~0 10) 4294967296) 1024)} is VALID [2022-04-15 05:57:47,069 INFO L290 TraceCheckUtils]: 18: Hoare triple {8619#(< (mod (+ main_~y~0 12) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {8615#(< (mod (+ main_~y~0 11) 4294967296) 1024)} is VALID [2022-04-15 05:57:47,069 INFO L290 TraceCheckUtils]: 17: Hoare triple {8623#(< (mod (+ main_~y~0 13) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {8619#(< (mod (+ main_~y~0 12) 4294967296) 1024)} is VALID [2022-04-15 05:57:47,070 INFO L290 TraceCheckUtils]: 16: Hoare triple {8627#(< (mod (+ main_~y~0 14) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {8623#(< (mod (+ main_~y~0 13) 4294967296) 1024)} is VALID [2022-04-15 05:57:47,071 INFO L290 TraceCheckUtils]: 15: Hoare triple {8631#(< (mod (+ main_~y~0 15) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {8627#(< (mod (+ main_~y~0 14) 4294967296) 1024)} is VALID [2022-04-15 05:57:47,072 INFO L290 TraceCheckUtils]: 14: Hoare triple {8635#(< (mod (+ main_~y~0 16) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {8631#(< (mod (+ main_~y~0 15) 4294967296) 1024)} is VALID [2022-04-15 05:57:47,072 INFO L290 TraceCheckUtils]: 13: Hoare triple {8639#(< (mod (+ main_~y~0 17) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {8635#(< (mod (+ main_~y~0 16) 4294967296) 1024)} is VALID [2022-04-15 05:57:47,073 INFO L290 TraceCheckUtils]: 12: Hoare triple {8643#(< (mod (+ main_~y~0 18) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {8639#(< (mod (+ main_~y~0 17) 4294967296) 1024)} is VALID [2022-04-15 05:57:47,073 INFO L290 TraceCheckUtils]: 11: Hoare triple {8647#(< (mod (+ 19 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {8643#(< (mod (+ main_~y~0 18) 4294967296) 1024)} is VALID [2022-04-15 05:57:47,074 INFO L290 TraceCheckUtils]: 10: Hoare triple {8651#(< (mod (+ main_~y~0 20) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {8647#(< (mod (+ 19 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:57:47,075 INFO L290 TraceCheckUtils]: 9: Hoare triple {8655#(< (mod (+ main_~y~0 21) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {8651#(< (mod (+ main_~y~0 20) 4294967296) 1024)} is VALID [2022-04-15 05:57:47,075 INFO L290 TraceCheckUtils]: 8: Hoare triple {8659#(< (mod (+ main_~y~0 22) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {8655#(< (mod (+ main_~y~0 21) 4294967296) 1024)} is VALID [2022-04-15 05:57:47,076 INFO L290 TraceCheckUtils]: 7: Hoare triple {8663#(< (mod (+ 23 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {8659#(< (mod (+ main_~y~0 22) 4294967296) 1024)} is VALID [2022-04-15 05:57:47,076 INFO L290 TraceCheckUtils]: 6: Hoare triple {8667#(< (mod (+ main_~y~0 24) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {8663#(< (mod (+ 23 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:57:47,076 INFO L290 TraceCheckUtils]: 5: Hoare triple {8422#true} ~x~0 := 1;~y~0 := 0; {8667#(< (mod (+ main_~y~0 24) 4294967296) 1024)} is VALID [2022-04-15 05:57:47,076 INFO L272 TraceCheckUtils]: 4: Hoare triple {8422#true} call #t~ret5 := main(); {8422#true} is VALID [2022-04-15 05:57:47,076 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {8422#true} {8422#true} #34#return; {8422#true} is VALID [2022-04-15 05:57:47,077 INFO L290 TraceCheckUtils]: 2: Hoare triple {8422#true} assume true; {8422#true} is VALID [2022-04-15 05:57:47,077 INFO L290 TraceCheckUtils]: 1: Hoare triple {8422#true} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {8422#true} is VALID [2022-04-15 05:57:47,077 INFO L272 TraceCheckUtils]: 0: Hoare triple {8422#true} call ULTIMATE.init(); {8422#true} is VALID [2022-04-15 05:57:47,077 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 05:57:47,077 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [552630700] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-15 05:57:47,077 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-04-15 05:57:47,077 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [28, 27, 27] total 54 [2022-04-15 05:57:47,077 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-15 05:57:47,077 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [1173399855] [2022-04-15 05:57:47,078 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [1173399855] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-15 05:57:47,078 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-15 05:57:47,078 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-04-15 05:57:47,078 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1736495531] [2022-04-15 05:57:47,078 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-15 05:57:47,084 INFO L78 Accepts]: Start accepts. Automaton has has 28 states, 28 states have (on average 1.1071428571428572) internal successors, (31), 27 states have internal predecessors, (31), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 35 [2022-04-15 05:57:47,084 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-15 05:57:47,084 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 28 states, 28 states have (on average 1.1071428571428572) internal successors, (31), 27 states have internal predecessors, (31), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:57:47,114 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 35 edges. 35 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 05:57:47,114 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 28 states [2022-04-15 05:57:47,114 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-15 05:57:47,114 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2022-04-15 05:57:47,115 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=780, Invalid=2082, Unknown=0, NotChecked=0, Total=2862 [2022-04-15 05:57:47,115 INFO L87 Difference]: Start difference. First operand 36 states and 36 transitions. Second operand has 28 states, 28 states have (on average 1.1071428571428572) internal successors, (31), 27 states have internal predecessors, (31), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:57:48,053 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 05:57:48,054 INFO L93 Difference]: Finished difference Result 42 states and 42 transitions. [2022-04-15 05:57:48,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-04-15 05:57:48,054 INFO L78 Accepts]: Start accepts. Automaton has has 28 states, 28 states have (on average 1.1071428571428572) internal successors, (31), 27 states have internal predecessors, (31), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 35 [2022-04-15 05:57:48,054 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-15 05:57:48,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 28 states, 28 states have (on average 1.1071428571428572) internal successors, (31), 27 states have internal predecessors, (31), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:57:48,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 28 states and 42 transitions. [2022-04-15 05:57:48,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 28 states, 28 states have (on average 1.1071428571428572) internal successors, (31), 27 states have internal predecessors, (31), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:57:48,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 28 states and 42 transitions. [2022-04-15 05:57:48,057 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 28 states and 42 transitions. [2022-04-15 05:57:48,079 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 42 edges. 42 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 05:57:48,080 INFO L225 Difference]: With dead ends: 42 [2022-04-15 05:57:48,080 INFO L226 Difference]: Without dead ends: 37 [2022-04-15 05:57:48,080 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 123 GetRequests, 45 SyntacticMatches, 1 SemanticMatches, 77 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 354 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=1553, Invalid=4609, Unknown=0, NotChecked=0, Total=6162 [2022-04-15 05:57:48,080 INFO L913 BasicCegarLoop]: 11 mSDtfsCounter, 6 mSDsluCounter, 12 mSDsCounter, 0 mSdLazyCounter, 612 mSolverCounterSat, 51 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 23 SdHoareTripleChecker+Invalid, 663 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 51 IncrementalHoareTripleChecker+Valid, 612 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-04-15 05:57:48,082 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [6 Valid, 23 Invalid, 663 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [51 Valid, 612 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-04-15 05:57:48,085 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37 states. [2022-04-15 05:57:48,123 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37 to 37. [2022-04-15 05:57:48,123 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-15 05:57:48,123 INFO L82 GeneralOperation]: Start isEquivalent. First operand 37 states. Second operand has 37 states, 32 states have (on average 1.03125) internal successors, (33), 32 states have internal predecessors, (33), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:57:48,123 INFO L74 IsIncluded]: Start isIncluded. First operand 37 states. Second operand has 37 states, 32 states have (on average 1.03125) internal successors, (33), 32 states have internal predecessors, (33), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:57:48,123 INFO L87 Difference]: Start difference. First operand 37 states. Second operand has 37 states, 32 states have (on average 1.03125) internal successors, (33), 32 states have internal predecessors, (33), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:57:48,124 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 05:57:48,124 INFO L93 Difference]: Finished difference Result 37 states and 37 transitions. [2022-04-15 05:57:48,124 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 37 transitions. [2022-04-15 05:57:48,124 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-15 05:57:48,124 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-15 05:57:48,124 INFO L74 IsIncluded]: Start isIncluded. First operand has 37 states, 32 states have (on average 1.03125) internal successors, (33), 32 states have internal predecessors, (33), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 37 states. [2022-04-15 05:57:48,124 INFO L87 Difference]: Start difference. First operand has 37 states, 32 states have (on average 1.03125) internal successors, (33), 32 states have internal predecessors, (33), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 37 states. [2022-04-15 05:57:48,125 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 05:57:48,125 INFO L93 Difference]: Finished difference Result 37 states and 37 transitions. [2022-04-15 05:57:48,125 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 37 transitions. [2022-04-15 05:57:48,125 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-15 05:57:48,125 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-15 05:57:48,125 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-15 05:57:48,125 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-15 05:57:48,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 37 states, 32 states have (on average 1.03125) internal successors, (33), 32 states have internal predecessors, (33), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:57:48,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 37 states and 37 transitions. [2022-04-15 05:57:48,126 INFO L78 Accepts]: Start accepts. Automaton has 37 states and 37 transitions. Word has length 35 [2022-04-15 05:57:48,126 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-15 05:57:48,126 INFO L478 AbstractCegarLoop]: Abstraction has 37 states and 37 transitions. [2022-04-15 05:57:48,126 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 28 states, 28 states have (on average 1.1071428571428572) internal successors, (31), 27 states have internal predecessors, (31), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:57:48,126 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 37 states and 37 transitions. [2022-04-15 05:57:48,157 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 37 edges. 37 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 05:57:48,157 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 37 transitions. [2022-04-15 05:57:48,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-04-15 05:57:48,157 INFO L491 BasicCegarLoop]: Found error trace [2022-04-15 05:57:48,157 INFO L499 BasicCegarLoop]: trace histogram [25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-15 05:57:48,161 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Ended with exit code 0 [2022-04-15 05:57:48,357 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 25 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable48,SelfDestructingSolverStorable49 [2022-04-15 05:57:48,358 INFO L403 AbstractCegarLoop]: === Iteration 27 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-15 05:57:48,358 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-15 05:57:48,358 INFO L85 PathProgramCache]: Analyzing trace with hash 1415390070, now seen corresponding path program 49 times [2022-04-15 05:57:48,358 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-15 05:57:48,358 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [1499847247] [2022-04-15 05:57:51,444 INFO L89 AcceleratorJordan]: Jordan loop acceleration statistics: 1 HavocedVariables, 2 AssignedVariables, 0 ReadonlyVariables, Eigenvalues: {0={1=1}, 1={2=1}}, 1 SequentialAcceleration, 0 AlternatingAcceleration, 1 QuantifierFreeResult [2022-04-15 05:57:51,445 INFO L271 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2022-04-15 05:57:51,447 INFO L85 PathProgramCache]: Analyzing trace with hash -448779529, now seen corresponding path program 1 times [2022-04-15 05:57:51,447 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-15 05:57:51,447 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1430733324] [2022-04-15 05:57:51,447 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-15 05:57:51,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-15 05:57:51,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-15 05:57:51,452 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-04-15 05:57:51,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-15 05:57:51,455 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-04-15 05:57:51,455 INFO L85 PathProgramCache]: Analyzing trace with hash 1415390070, now seen corresponding path program 50 times [2022-04-15 05:57:51,455 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-15 05:57:51,455 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1734826743] [2022-04-15 05:57:51,455 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-15 05:57:51,455 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-15 05:57:51,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 05:57:51,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-15 05:57:51,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 05:57:51,917 INFO L290 TraceCheckUtils]: 0: Hoare triple {9001#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {8970#true} is VALID [2022-04-15 05:57:51,917 INFO L290 TraceCheckUtils]: 1: Hoare triple {8970#true} assume true; {8970#true} is VALID [2022-04-15 05:57:51,917 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {8970#true} {8970#true} #34#return; {8970#true} is VALID [2022-04-15 05:57:51,918 INFO L272 TraceCheckUtils]: 0: Hoare triple {8970#true} call ULTIMATE.init(); {9001#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} is VALID [2022-04-15 05:57:51,918 INFO L290 TraceCheckUtils]: 1: Hoare triple {9001#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {8970#true} is VALID [2022-04-15 05:57:51,918 INFO L290 TraceCheckUtils]: 2: Hoare triple {8970#true} assume true; {8970#true} is VALID [2022-04-15 05:57:51,918 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {8970#true} {8970#true} #34#return; {8970#true} is VALID [2022-04-15 05:57:51,918 INFO L272 TraceCheckUtils]: 4: Hoare triple {8970#true} call #t~ret5 := main(); {8970#true} is VALID [2022-04-15 05:57:51,918 INFO L290 TraceCheckUtils]: 5: Hoare triple {8970#true} ~x~0 := 1;~y~0 := 0; {8975#(= main_~y~0 0)} is VALID [2022-04-15 05:57:51,919 INFO L290 TraceCheckUtils]: 6: Hoare triple {8975#(= main_~y~0 0)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {8976#(and (<= 1 main_~y~0) (<= main_~y~0 1))} is VALID [2022-04-15 05:57:51,919 INFO L290 TraceCheckUtils]: 7: Hoare triple {8976#(and (<= 1 main_~y~0) (<= main_~y~0 1))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {8977#(and (<= 2 main_~y~0) (<= main_~y~0 2))} is VALID [2022-04-15 05:57:51,920 INFO L290 TraceCheckUtils]: 8: Hoare triple {8977#(and (<= 2 main_~y~0) (<= main_~y~0 2))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {8978#(and (<= main_~y~0 3) (<= 3 main_~y~0))} is VALID [2022-04-15 05:57:51,920 INFO L290 TraceCheckUtils]: 9: Hoare triple {8978#(and (<= main_~y~0 3) (<= 3 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {8979#(and (<= main_~y~0 4) (<= 4 main_~y~0))} is VALID [2022-04-15 05:57:51,921 INFO L290 TraceCheckUtils]: 10: Hoare triple {8979#(and (<= main_~y~0 4) (<= 4 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {8980#(and (<= 5 main_~y~0) (<= main_~y~0 5))} is VALID [2022-04-15 05:57:51,921 INFO L290 TraceCheckUtils]: 11: Hoare triple {8980#(and (<= 5 main_~y~0) (<= main_~y~0 5))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {8981#(and (<= main_~y~0 6) (<= 6 main_~y~0))} is VALID [2022-04-15 05:57:51,922 INFO L290 TraceCheckUtils]: 12: Hoare triple {8981#(and (<= main_~y~0 6) (<= 6 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {8982#(and (<= 7 main_~y~0) (<= main_~y~0 7))} is VALID [2022-04-15 05:57:51,922 INFO L290 TraceCheckUtils]: 13: Hoare triple {8982#(and (<= 7 main_~y~0) (<= main_~y~0 7))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {8983#(and (<= main_~y~0 8) (<= 8 main_~y~0))} is VALID [2022-04-15 05:57:51,923 INFO L290 TraceCheckUtils]: 14: Hoare triple {8983#(and (<= main_~y~0 8) (<= 8 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {8984#(and (<= 9 main_~y~0) (<= main_~y~0 9))} is VALID [2022-04-15 05:57:51,923 INFO L290 TraceCheckUtils]: 15: Hoare triple {8984#(and (<= 9 main_~y~0) (<= main_~y~0 9))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {8985#(and (<= main_~y~0 10) (<= 10 main_~y~0))} is VALID [2022-04-15 05:57:51,924 INFO L290 TraceCheckUtils]: 16: Hoare triple {8985#(and (<= main_~y~0 10) (<= 10 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {8986#(and (<= main_~y~0 11) (<= 11 main_~y~0))} is VALID [2022-04-15 05:57:51,924 INFO L290 TraceCheckUtils]: 17: Hoare triple {8986#(and (<= main_~y~0 11) (<= 11 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {8987#(and (<= 12 main_~y~0) (<= main_~y~0 12))} is VALID [2022-04-15 05:57:51,925 INFO L290 TraceCheckUtils]: 18: Hoare triple {8987#(and (<= 12 main_~y~0) (<= main_~y~0 12))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {8988#(and (<= main_~y~0 13) (<= 13 main_~y~0))} is VALID [2022-04-15 05:57:51,925 INFO L290 TraceCheckUtils]: 19: Hoare triple {8988#(and (<= main_~y~0 13) (<= 13 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {8989#(and (<= 14 main_~y~0) (<= main_~y~0 14))} is VALID [2022-04-15 05:57:51,926 INFO L290 TraceCheckUtils]: 20: Hoare triple {8989#(and (<= 14 main_~y~0) (<= main_~y~0 14))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {8990#(and (<= main_~y~0 15) (<= 15 main_~y~0))} is VALID [2022-04-15 05:57:51,926 INFO L290 TraceCheckUtils]: 21: Hoare triple {8990#(and (<= main_~y~0 15) (<= 15 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {8991#(and (<= 16 main_~y~0) (<= main_~y~0 16))} is VALID [2022-04-15 05:57:51,927 INFO L290 TraceCheckUtils]: 22: Hoare triple {8991#(and (<= 16 main_~y~0) (<= main_~y~0 16))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {8992#(and (<= main_~y~0 17) (<= 17 main_~y~0))} is VALID [2022-04-15 05:57:51,927 INFO L290 TraceCheckUtils]: 23: Hoare triple {8992#(and (<= main_~y~0 17) (<= 17 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {8993#(and (<= 18 main_~y~0) (<= main_~y~0 18))} is VALID [2022-04-15 05:57:51,928 INFO L290 TraceCheckUtils]: 24: Hoare triple {8993#(and (<= 18 main_~y~0) (<= main_~y~0 18))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {8994#(and (<= 19 main_~y~0) (<= main_~y~0 19))} is VALID [2022-04-15 05:57:51,928 INFO L290 TraceCheckUtils]: 25: Hoare triple {8994#(and (<= 19 main_~y~0) (<= main_~y~0 19))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {8995#(and (<= 20 main_~y~0) (<= main_~y~0 20))} is VALID [2022-04-15 05:57:51,929 INFO L290 TraceCheckUtils]: 26: Hoare triple {8995#(and (<= 20 main_~y~0) (<= main_~y~0 20))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {8996#(and (<= main_~y~0 21) (<= 21 main_~y~0))} is VALID [2022-04-15 05:57:51,929 INFO L290 TraceCheckUtils]: 27: Hoare triple {8996#(and (<= main_~y~0 21) (<= 21 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {8997#(and (<= main_~y~0 22) (<= 22 main_~y~0))} is VALID [2022-04-15 05:57:51,930 INFO L290 TraceCheckUtils]: 28: Hoare triple {8997#(and (<= main_~y~0 22) (<= 22 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {8998#(and (<= main_~y~0 23) (<= 23 main_~y~0))} is VALID [2022-04-15 05:57:51,930 INFO L290 TraceCheckUtils]: 29: Hoare triple {8998#(and (<= main_~y~0 23) (<= 23 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {8999#(and (<= 24 main_~y~0) (<= main_~y~0 24))} is VALID [2022-04-15 05:57:51,931 INFO L290 TraceCheckUtils]: 30: Hoare triple {8999#(and (<= 24 main_~y~0) (<= main_~y~0 24))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {9000#(and (not (<= (+ (div main_~y~0 4294967296) 1) 0)) (<= main_~y~0 25))} is VALID [2022-04-15 05:57:51,931 INFO L290 TraceCheckUtils]: 31: Hoare triple {9000#(and (not (<= (+ (div main_~y~0 4294967296) 1) 0)) (<= main_~y~0 25))} assume !(~y~0 % 4294967296 < 1024); {8971#false} is VALID [2022-04-15 05:57:51,932 INFO L272 TraceCheckUtils]: 32: Hoare triple {8971#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {8971#false} is VALID [2022-04-15 05:57:51,932 INFO L290 TraceCheckUtils]: 33: Hoare triple {8971#false} ~cond := #in~cond; {8971#false} is VALID [2022-04-15 05:57:51,932 INFO L290 TraceCheckUtils]: 34: Hoare triple {8971#false} assume 0 == ~cond; {8971#false} is VALID [2022-04-15 05:57:51,932 INFO L290 TraceCheckUtils]: 35: Hoare triple {8971#false} assume !false; {8971#false} is VALID [2022-04-15 05:57:51,932 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 0 proven. 325 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 05:57:51,932 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-15 05:57:51,932 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1734826743] [2022-04-15 05:57:51,932 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1734826743] provided 0 perfect and 1 imperfect interpolant sequences [2022-04-15 05:57:51,932 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1601130492] [2022-04-15 05:57:51,932 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-04-15 05:57:51,933 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-15 05:57:51,933 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-15 05:57:51,934 INFO L229 MonitoredProcess]: Starting monitored process 26 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-04-15 05:57:51,935 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Waiting until timeout for monitored process [2022-04-15 05:57:51,994 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-04-15 05:57:51,994 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-15 05:57:51,995 INFO L263 TraceCheckSpWp]: Trace formula consists of 178 conjuncts, 53 conjunts are in the unsatisfiable core [2022-04-15 05:57:52,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 05:57:52,004 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-15 05:57:52,361 INFO L272 TraceCheckUtils]: 0: Hoare triple {8970#true} call ULTIMATE.init(); {8970#true} is VALID [2022-04-15 05:57:52,361 INFO L290 TraceCheckUtils]: 1: Hoare triple {8970#true} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {8970#true} is VALID [2022-04-15 05:57:52,362 INFO L290 TraceCheckUtils]: 2: Hoare triple {8970#true} assume true; {8970#true} is VALID [2022-04-15 05:57:52,362 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {8970#true} {8970#true} #34#return; {8970#true} is VALID [2022-04-15 05:57:52,362 INFO L272 TraceCheckUtils]: 4: Hoare triple {8970#true} call #t~ret5 := main(); {8970#true} is VALID [2022-04-15 05:57:52,362 INFO L290 TraceCheckUtils]: 5: Hoare triple {8970#true} ~x~0 := 1;~y~0 := 0; {8975#(= main_~y~0 0)} is VALID [2022-04-15 05:57:52,363 INFO L290 TraceCheckUtils]: 6: Hoare triple {8975#(= main_~y~0 0)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {8976#(and (<= 1 main_~y~0) (<= main_~y~0 1))} is VALID [2022-04-15 05:57:52,363 INFO L290 TraceCheckUtils]: 7: Hoare triple {8976#(and (<= 1 main_~y~0) (<= main_~y~0 1))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {8977#(and (<= 2 main_~y~0) (<= main_~y~0 2))} is VALID [2022-04-15 05:57:52,364 INFO L290 TraceCheckUtils]: 8: Hoare triple {8977#(and (<= 2 main_~y~0) (<= main_~y~0 2))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {8978#(and (<= main_~y~0 3) (<= 3 main_~y~0))} is VALID [2022-04-15 05:57:52,364 INFO L290 TraceCheckUtils]: 9: Hoare triple {8978#(and (<= main_~y~0 3) (<= 3 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {8979#(and (<= main_~y~0 4) (<= 4 main_~y~0))} is VALID [2022-04-15 05:57:52,365 INFO L290 TraceCheckUtils]: 10: Hoare triple {8979#(and (<= main_~y~0 4) (<= 4 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {8980#(and (<= 5 main_~y~0) (<= main_~y~0 5))} is VALID [2022-04-15 05:57:52,365 INFO L290 TraceCheckUtils]: 11: Hoare triple {8980#(and (<= 5 main_~y~0) (<= main_~y~0 5))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {8981#(and (<= main_~y~0 6) (<= 6 main_~y~0))} is VALID [2022-04-15 05:57:52,366 INFO L290 TraceCheckUtils]: 12: Hoare triple {8981#(and (<= main_~y~0 6) (<= 6 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {8982#(and (<= 7 main_~y~0) (<= main_~y~0 7))} is VALID [2022-04-15 05:57:52,366 INFO L290 TraceCheckUtils]: 13: Hoare triple {8982#(and (<= 7 main_~y~0) (<= main_~y~0 7))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {8983#(and (<= main_~y~0 8) (<= 8 main_~y~0))} is VALID [2022-04-15 05:57:52,367 INFO L290 TraceCheckUtils]: 14: Hoare triple {8983#(and (<= main_~y~0 8) (<= 8 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {8984#(and (<= 9 main_~y~0) (<= main_~y~0 9))} is VALID [2022-04-15 05:57:52,368 INFO L290 TraceCheckUtils]: 15: Hoare triple {8984#(and (<= 9 main_~y~0) (<= main_~y~0 9))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {8985#(and (<= main_~y~0 10) (<= 10 main_~y~0))} is VALID [2022-04-15 05:57:52,368 INFO L290 TraceCheckUtils]: 16: Hoare triple {8985#(and (<= main_~y~0 10) (<= 10 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {8986#(and (<= main_~y~0 11) (<= 11 main_~y~0))} is VALID [2022-04-15 05:57:52,369 INFO L290 TraceCheckUtils]: 17: Hoare triple {8986#(and (<= main_~y~0 11) (<= 11 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {8987#(and (<= 12 main_~y~0) (<= main_~y~0 12))} is VALID [2022-04-15 05:57:52,369 INFO L290 TraceCheckUtils]: 18: Hoare triple {8987#(and (<= 12 main_~y~0) (<= main_~y~0 12))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {8988#(and (<= main_~y~0 13) (<= 13 main_~y~0))} is VALID [2022-04-15 05:57:52,370 INFO L290 TraceCheckUtils]: 19: Hoare triple {8988#(and (<= main_~y~0 13) (<= 13 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {8989#(and (<= 14 main_~y~0) (<= main_~y~0 14))} is VALID [2022-04-15 05:57:52,370 INFO L290 TraceCheckUtils]: 20: Hoare triple {8989#(and (<= 14 main_~y~0) (<= main_~y~0 14))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {8990#(and (<= main_~y~0 15) (<= 15 main_~y~0))} is VALID [2022-04-15 05:57:52,371 INFO L290 TraceCheckUtils]: 21: Hoare triple {8990#(and (<= main_~y~0 15) (<= 15 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {8991#(and (<= 16 main_~y~0) (<= main_~y~0 16))} is VALID [2022-04-15 05:57:52,371 INFO L290 TraceCheckUtils]: 22: Hoare triple {8991#(and (<= 16 main_~y~0) (<= main_~y~0 16))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {8992#(and (<= main_~y~0 17) (<= 17 main_~y~0))} is VALID [2022-04-15 05:57:52,372 INFO L290 TraceCheckUtils]: 23: Hoare triple {8992#(and (<= main_~y~0 17) (<= 17 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {8993#(and (<= 18 main_~y~0) (<= main_~y~0 18))} is VALID [2022-04-15 05:57:52,372 INFO L290 TraceCheckUtils]: 24: Hoare triple {8993#(and (<= 18 main_~y~0) (<= main_~y~0 18))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {8994#(and (<= 19 main_~y~0) (<= main_~y~0 19))} is VALID [2022-04-15 05:57:52,373 INFO L290 TraceCheckUtils]: 25: Hoare triple {8994#(and (<= 19 main_~y~0) (<= main_~y~0 19))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {8995#(and (<= 20 main_~y~0) (<= main_~y~0 20))} is VALID [2022-04-15 05:57:52,373 INFO L290 TraceCheckUtils]: 26: Hoare triple {8995#(and (<= 20 main_~y~0) (<= main_~y~0 20))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {8996#(and (<= main_~y~0 21) (<= 21 main_~y~0))} is VALID [2022-04-15 05:57:52,374 INFO L290 TraceCheckUtils]: 27: Hoare triple {8996#(and (<= main_~y~0 21) (<= 21 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {8997#(and (<= main_~y~0 22) (<= 22 main_~y~0))} is VALID [2022-04-15 05:57:52,374 INFO L290 TraceCheckUtils]: 28: Hoare triple {8997#(and (<= main_~y~0 22) (<= 22 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {8998#(and (<= main_~y~0 23) (<= 23 main_~y~0))} is VALID [2022-04-15 05:57:52,375 INFO L290 TraceCheckUtils]: 29: Hoare triple {8998#(and (<= main_~y~0 23) (<= 23 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {8999#(and (<= 24 main_~y~0) (<= main_~y~0 24))} is VALID [2022-04-15 05:57:52,375 INFO L290 TraceCheckUtils]: 30: Hoare triple {8999#(and (<= 24 main_~y~0) (<= main_~y~0 24))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {9095#(and (<= 25 main_~y~0) (<= main_~y~0 25))} is VALID [2022-04-15 05:57:52,376 INFO L290 TraceCheckUtils]: 31: Hoare triple {9095#(and (<= 25 main_~y~0) (<= main_~y~0 25))} assume !(~y~0 % 4294967296 < 1024); {8971#false} is VALID [2022-04-15 05:57:52,376 INFO L272 TraceCheckUtils]: 32: Hoare triple {8971#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {8971#false} is VALID [2022-04-15 05:57:52,376 INFO L290 TraceCheckUtils]: 33: Hoare triple {8971#false} ~cond := #in~cond; {8971#false} is VALID [2022-04-15 05:57:52,376 INFO L290 TraceCheckUtils]: 34: Hoare triple {8971#false} assume 0 == ~cond; {8971#false} is VALID [2022-04-15 05:57:52,376 INFO L290 TraceCheckUtils]: 35: Hoare triple {8971#false} assume !false; {8971#false} is VALID [2022-04-15 05:57:52,376 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 0 proven. 325 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 05:57:52,377 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-15 05:57:53,520 INFO L290 TraceCheckUtils]: 35: Hoare triple {8971#false} assume !false; {8971#false} is VALID [2022-04-15 05:57:53,521 INFO L290 TraceCheckUtils]: 34: Hoare triple {8971#false} assume 0 == ~cond; {8971#false} is VALID [2022-04-15 05:57:53,521 INFO L290 TraceCheckUtils]: 33: Hoare triple {8971#false} ~cond := #in~cond; {8971#false} is VALID [2022-04-15 05:57:53,521 INFO L272 TraceCheckUtils]: 32: Hoare triple {8971#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {8971#false} is VALID [2022-04-15 05:57:53,521 INFO L290 TraceCheckUtils]: 31: Hoare triple {9123#(< (mod main_~y~0 4294967296) 1024)} assume !(~y~0 % 4294967296 < 1024); {8971#false} is VALID [2022-04-15 05:57:53,522 INFO L290 TraceCheckUtils]: 30: Hoare triple {9127#(< (mod (+ main_~y~0 1) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {9123#(< (mod main_~y~0 4294967296) 1024)} is VALID [2022-04-15 05:57:53,523 INFO L290 TraceCheckUtils]: 29: Hoare triple {9131#(< (mod (+ main_~y~0 2) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {9127#(< (mod (+ main_~y~0 1) 4294967296) 1024)} is VALID [2022-04-15 05:57:53,524 INFO L290 TraceCheckUtils]: 28: Hoare triple {9135#(< (mod (+ main_~y~0 3) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {9131#(< (mod (+ main_~y~0 2) 4294967296) 1024)} is VALID [2022-04-15 05:57:53,525 INFO L290 TraceCheckUtils]: 27: Hoare triple {9139#(< (mod (+ main_~y~0 4) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {9135#(< (mod (+ main_~y~0 3) 4294967296) 1024)} is VALID [2022-04-15 05:57:53,525 INFO L290 TraceCheckUtils]: 26: Hoare triple {9143#(< (mod (+ 5 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {9139#(< (mod (+ main_~y~0 4) 4294967296) 1024)} is VALID [2022-04-15 05:57:53,526 INFO L290 TraceCheckUtils]: 25: Hoare triple {9147#(< (mod (+ main_~y~0 6) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {9143#(< (mod (+ 5 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:57:53,527 INFO L290 TraceCheckUtils]: 24: Hoare triple {9151#(< (mod (+ 7 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {9147#(< (mod (+ main_~y~0 6) 4294967296) 1024)} is VALID [2022-04-15 05:57:53,530 INFO L290 TraceCheckUtils]: 23: Hoare triple {9155#(< (mod (+ main_~y~0 8) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {9151#(< (mod (+ 7 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:57:53,531 INFO L290 TraceCheckUtils]: 22: Hoare triple {9159#(< (mod (+ main_~y~0 9) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {9155#(< (mod (+ main_~y~0 8) 4294967296) 1024)} is VALID [2022-04-15 05:57:53,532 INFO L290 TraceCheckUtils]: 21: Hoare triple {9163#(< (mod (+ main_~y~0 10) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {9159#(< (mod (+ main_~y~0 9) 4294967296) 1024)} is VALID [2022-04-15 05:57:53,532 INFO L290 TraceCheckUtils]: 20: Hoare triple {9167#(< (mod (+ main_~y~0 11) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {9163#(< (mod (+ main_~y~0 10) 4294967296) 1024)} is VALID [2022-04-15 05:57:53,533 INFO L290 TraceCheckUtils]: 19: Hoare triple {9171#(< (mod (+ main_~y~0 12) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {9167#(< (mod (+ main_~y~0 11) 4294967296) 1024)} is VALID [2022-04-15 05:57:53,534 INFO L290 TraceCheckUtils]: 18: Hoare triple {9175#(< (mod (+ main_~y~0 13) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {9171#(< (mod (+ main_~y~0 12) 4294967296) 1024)} is VALID [2022-04-15 05:57:53,535 INFO L290 TraceCheckUtils]: 17: Hoare triple {9179#(< (mod (+ main_~y~0 14) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {9175#(< (mod (+ main_~y~0 13) 4294967296) 1024)} is VALID [2022-04-15 05:57:53,536 INFO L290 TraceCheckUtils]: 16: Hoare triple {9183#(< (mod (+ main_~y~0 15) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {9179#(< (mod (+ main_~y~0 14) 4294967296) 1024)} is VALID [2022-04-15 05:57:53,537 INFO L290 TraceCheckUtils]: 15: Hoare triple {9187#(< (mod (+ main_~y~0 16) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {9183#(< (mod (+ main_~y~0 15) 4294967296) 1024)} is VALID [2022-04-15 05:57:53,537 INFO L290 TraceCheckUtils]: 14: Hoare triple {9191#(< (mod (+ main_~y~0 17) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {9187#(< (mod (+ main_~y~0 16) 4294967296) 1024)} is VALID [2022-04-15 05:57:53,538 INFO L290 TraceCheckUtils]: 13: Hoare triple {9195#(< (mod (+ main_~y~0 18) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {9191#(< (mod (+ main_~y~0 17) 4294967296) 1024)} is VALID [2022-04-15 05:57:53,539 INFO L290 TraceCheckUtils]: 12: Hoare triple {9199#(< (mod (+ 19 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {9195#(< (mod (+ main_~y~0 18) 4294967296) 1024)} is VALID [2022-04-15 05:57:53,539 INFO L290 TraceCheckUtils]: 11: Hoare triple {9203#(< (mod (+ main_~y~0 20) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {9199#(< (mod (+ 19 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:57:53,540 INFO L290 TraceCheckUtils]: 10: Hoare triple {9207#(< (mod (+ main_~y~0 21) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {9203#(< (mod (+ main_~y~0 20) 4294967296) 1024)} is VALID [2022-04-15 05:57:53,541 INFO L290 TraceCheckUtils]: 9: Hoare triple {9211#(< (mod (+ main_~y~0 22) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {9207#(< (mod (+ main_~y~0 21) 4294967296) 1024)} is VALID [2022-04-15 05:57:53,541 INFO L290 TraceCheckUtils]: 8: Hoare triple {9215#(< (mod (+ 23 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {9211#(< (mod (+ main_~y~0 22) 4294967296) 1024)} is VALID [2022-04-15 05:57:53,542 INFO L290 TraceCheckUtils]: 7: Hoare triple {9219#(< (mod (+ main_~y~0 24) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {9215#(< (mod (+ 23 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:57:53,543 INFO L290 TraceCheckUtils]: 6: Hoare triple {9223#(< (mod (+ main_~y~0 25) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {9219#(< (mod (+ main_~y~0 24) 4294967296) 1024)} is VALID [2022-04-15 05:57:53,543 INFO L290 TraceCheckUtils]: 5: Hoare triple {8970#true} ~x~0 := 1;~y~0 := 0; {9223#(< (mod (+ main_~y~0 25) 4294967296) 1024)} is VALID [2022-04-15 05:57:53,543 INFO L272 TraceCheckUtils]: 4: Hoare triple {8970#true} call #t~ret5 := main(); {8970#true} is VALID [2022-04-15 05:57:53,543 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {8970#true} {8970#true} #34#return; {8970#true} is VALID [2022-04-15 05:57:53,543 INFO L290 TraceCheckUtils]: 2: Hoare triple {8970#true} assume true; {8970#true} is VALID [2022-04-15 05:57:53,543 INFO L290 TraceCheckUtils]: 1: Hoare triple {8970#true} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {8970#true} is VALID [2022-04-15 05:57:53,543 INFO L272 TraceCheckUtils]: 0: Hoare triple {8970#true} call ULTIMATE.init(); {8970#true} is VALID [2022-04-15 05:57:53,544 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 0 proven. 325 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 05:57:53,544 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1601130492] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-15 05:57:53,544 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-04-15 05:57:53,544 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [29, 28, 28] total 56 [2022-04-15 05:57:53,544 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-15 05:57:53,545 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [1499847247] [2022-04-15 05:57:53,545 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [1499847247] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-15 05:57:53,545 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-15 05:57:53,545 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2022-04-15 05:57:53,545 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [653793987] [2022-04-15 05:57:53,545 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-15 05:57:53,545 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 29 states have (on average 1.103448275862069) internal successors, (32), 28 states have internal predecessors, (32), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 36 [2022-04-15 05:57:53,545 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-15 05:57:53,546 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 29 states, 29 states have (on average 1.103448275862069) internal successors, (32), 28 states have internal predecessors, (32), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:57:53,570 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 36 edges. 36 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 05:57:53,570 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-04-15 05:57:53,570 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-15 05:57:53,571 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-04-15 05:57:53,571 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=837, Invalid=2243, Unknown=0, NotChecked=0, Total=3080 [2022-04-15 05:57:53,572 INFO L87 Difference]: Start difference. First operand 37 states and 37 transitions. Second operand has 29 states, 29 states have (on average 1.103448275862069) internal successors, (32), 28 states have internal predecessors, (32), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:57:54,940 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 05:57:54,941 INFO L93 Difference]: Finished difference Result 43 states and 43 transitions. [2022-04-15 05:57:54,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-04-15 05:57:54,941 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 29 states have (on average 1.103448275862069) internal successors, (32), 28 states have internal predecessors, (32), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 36 [2022-04-15 05:57:54,941 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-15 05:57:54,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 29 states, 29 states have (on average 1.103448275862069) internal successors, (32), 28 states have internal predecessors, (32), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:57:54,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 43 transitions. [2022-04-15 05:57:54,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 29 states, 29 states have (on average 1.103448275862069) internal successors, (32), 28 states have internal predecessors, (32), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:57:54,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 43 transitions. [2022-04-15 05:57:54,943 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 29 states and 43 transitions. [2022-04-15 05:57:54,963 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 43 edges. 43 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 05:57:54,963 INFO L225 Difference]: With dead ends: 43 [2022-04-15 05:57:54,963 INFO L226 Difference]: Without dead ends: 38 [2022-04-15 05:57:54,964 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 127 GetRequests, 46 SyntacticMatches, 1 SemanticMatches, 80 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 381 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=1667, Invalid=4975, Unknown=0, NotChecked=0, Total=6642 [2022-04-15 05:57:54,965 INFO L913 BasicCegarLoop]: 11 mSDtfsCounter, 6 mSDsluCounter, 132 mSDsCounter, 0 mSdLazyCounter, 782 mSolverCounterSat, 53 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 143 SdHoareTripleChecker+Invalid, 835 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 53 IncrementalHoareTripleChecker+Valid, 782 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-04-15 05:57:54,965 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [6 Valid, 143 Invalid, 835 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [53 Valid, 782 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-04-15 05:57:54,965 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38 states. [2022-04-15 05:57:54,996 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38 to 38. [2022-04-15 05:57:54,997 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-15 05:57:54,997 INFO L82 GeneralOperation]: Start isEquivalent. First operand 38 states. Second operand has 38 states, 33 states have (on average 1.0303030303030303) internal successors, (34), 33 states have internal predecessors, (34), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:57:54,997 INFO L74 IsIncluded]: Start isIncluded. First operand 38 states. Second operand has 38 states, 33 states have (on average 1.0303030303030303) internal successors, (34), 33 states have internal predecessors, (34), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:57:54,997 INFO L87 Difference]: Start difference. First operand 38 states. Second operand has 38 states, 33 states have (on average 1.0303030303030303) internal successors, (34), 33 states have internal predecessors, (34), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:57:54,998 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 05:57:54,998 INFO L93 Difference]: Finished difference Result 38 states and 38 transitions. [2022-04-15 05:57:54,998 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 38 transitions. [2022-04-15 05:57:54,998 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-15 05:57:54,998 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-15 05:57:54,998 INFO L74 IsIncluded]: Start isIncluded. First operand has 38 states, 33 states have (on average 1.0303030303030303) internal successors, (34), 33 states have internal predecessors, (34), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 38 states. [2022-04-15 05:57:54,998 INFO L87 Difference]: Start difference. First operand has 38 states, 33 states have (on average 1.0303030303030303) internal successors, (34), 33 states have internal predecessors, (34), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 38 states. [2022-04-15 05:57:54,999 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 05:57:54,999 INFO L93 Difference]: Finished difference Result 38 states and 38 transitions. [2022-04-15 05:57:54,999 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 38 transitions. [2022-04-15 05:57:54,999 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-15 05:57:54,999 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-15 05:57:54,999 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-15 05:57:55,000 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-15 05:57:55,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 38 states, 33 states have (on average 1.0303030303030303) internal successors, (34), 33 states have internal predecessors, (34), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:57:55,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 38 states and 38 transitions. [2022-04-15 05:57:55,000 INFO L78 Accepts]: Start accepts. Automaton has 38 states and 38 transitions. Word has length 36 [2022-04-15 05:57:55,000 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-15 05:57:55,000 INFO L478 AbstractCegarLoop]: Abstraction has 38 states and 38 transitions. [2022-04-15 05:57:55,001 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 29 states have (on average 1.103448275862069) internal successors, (32), 28 states have internal predecessors, (32), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:57:55,001 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 38 states and 38 transitions. [2022-04-15 05:57:55,028 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 38 edges. 38 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 05:57:55,028 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 38 transitions. [2022-04-15 05:57:55,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-04-15 05:57:55,028 INFO L491 BasicCegarLoop]: Found error trace [2022-04-15 05:57:55,028 INFO L499 BasicCegarLoop]: trace histogram [26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-15 05:57:55,045 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Ended with exit code 0 [2022-04-15 05:57:55,245 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable50,26 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable51 [2022-04-15 05:57:55,245 INFO L403 AbstractCegarLoop]: === Iteration 28 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-15 05:57:55,245 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-15 05:57:55,245 INFO L85 PathProgramCache]: Analyzing trace with hash 963880476, now seen corresponding path program 51 times [2022-04-15 05:57:55,245 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-15 05:57:55,245 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [508431918] [2022-04-15 05:57:59,440 WARN L977 rdanLoopAcceleration]: Unable to prove correctness of quantifier elimination. [2022-04-15 05:57:59,595 INFO L89 AcceleratorJordan]: Jordan loop acceleration statistics: 1 HavocedVariables, 2 AssignedVariables, 0 ReadonlyVariables, Eigenvalues: {0={1=1}, 1={2=1}}, 1 SequentialAcceleration, 0 AlternatingAcceleration, 1 QuantifierFreeResult [2022-04-15 05:57:59,596 INFO L271 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2022-04-15 05:57:59,598 INFO L85 PathProgramCache]: Analyzing trace with hash -389674185, now seen corresponding path program 1 times [2022-04-15 05:57:59,598 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-15 05:57:59,598 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1595035433] [2022-04-15 05:57:59,598 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-15 05:57:59,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-15 05:57:59,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-15 05:57:59,604 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-04-15 05:57:59,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-15 05:57:59,609 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-04-15 05:57:59,610 INFO L85 PathProgramCache]: Analyzing trace with hash 963880476, now seen corresponding path program 52 times [2022-04-15 05:57:59,610 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-15 05:57:59,610 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1124134267] [2022-04-15 05:57:59,610 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-15 05:57:59,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-15 05:57:59,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 05:58:00,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-15 05:58:00,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 05:58:00,166 INFO L290 TraceCheckUtils]: 0: Hoare triple {9566#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {9534#true} is VALID [2022-04-15 05:58:00,166 INFO L290 TraceCheckUtils]: 1: Hoare triple {9534#true} assume true; {9534#true} is VALID [2022-04-15 05:58:00,166 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {9534#true} {9534#true} #34#return; {9534#true} is VALID [2022-04-15 05:58:00,167 INFO L272 TraceCheckUtils]: 0: Hoare triple {9534#true} call ULTIMATE.init(); {9566#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} is VALID [2022-04-15 05:58:00,167 INFO L290 TraceCheckUtils]: 1: Hoare triple {9566#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {9534#true} is VALID [2022-04-15 05:58:00,167 INFO L290 TraceCheckUtils]: 2: Hoare triple {9534#true} assume true; {9534#true} is VALID [2022-04-15 05:58:00,167 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {9534#true} {9534#true} #34#return; {9534#true} is VALID [2022-04-15 05:58:00,167 INFO L272 TraceCheckUtils]: 4: Hoare triple {9534#true} call #t~ret5 := main(); {9534#true} is VALID [2022-04-15 05:58:00,167 INFO L290 TraceCheckUtils]: 5: Hoare triple {9534#true} ~x~0 := 1;~y~0 := 0; {9539#(= main_~y~0 0)} is VALID [2022-04-15 05:58:00,168 INFO L290 TraceCheckUtils]: 6: Hoare triple {9539#(= main_~y~0 0)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {9540#(and (<= 1 main_~y~0) (<= main_~y~0 1))} is VALID [2022-04-15 05:58:00,168 INFO L290 TraceCheckUtils]: 7: Hoare triple {9540#(and (<= 1 main_~y~0) (<= main_~y~0 1))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {9541#(and (<= 2 main_~y~0) (<= main_~y~0 2))} is VALID [2022-04-15 05:58:00,169 INFO L290 TraceCheckUtils]: 8: Hoare triple {9541#(and (<= 2 main_~y~0) (<= main_~y~0 2))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {9542#(and (<= main_~y~0 3) (<= 3 main_~y~0))} is VALID [2022-04-15 05:58:00,170 INFO L290 TraceCheckUtils]: 9: Hoare triple {9542#(and (<= main_~y~0 3) (<= 3 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {9543#(and (<= main_~y~0 4) (<= 4 main_~y~0))} is VALID [2022-04-15 05:58:00,170 INFO L290 TraceCheckUtils]: 10: Hoare triple {9543#(and (<= main_~y~0 4) (<= 4 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {9544#(and (<= 5 main_~y~0) (<= main_~y~0 5))} is VALID [2022-04-15 05:58:00,171 INFO L290 TraceCheckUtils]: 11: Hoare triple {9544#(and (<= 5 main_~y~0) (<= main_~y~0 5))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {9545#(and (<= main_~y~0 6) (<= 6 main_~y~0))} is VALID [2022-04-15 05:58:00,172 INFO L290 TraceCheckUtils]: 12: Hoare triple {9545#(and (<= main_~y~0 6) (<= 6 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {9546#(and (<= 7 main_~y~0) (<= main_~y~0 7))} is VALID [2022-04-15 05:58:00,172 INFO L290 TraceCheckUtils]: 13: Hoare triple {9546#(and (<= 7 main_~y~0) (<= main_~y~0 7))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {9547#(and (<= main_~y~0 8) (<= 8 main_~y~0))} is VALID [2022-04-15 05:58:00,173 INFO L290 TraceCheckUtils]: 14: Hoare triple {9547#(and (<= main_~y~0 8) (<= 8 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {9548#(and (<= 9 main_~y~0) (<= main_~y~0 9))} is VALID [2022-04-15 05:58:00,173 INFO L290 TraceCheckUtils]: 15: Hoare triple {9548#(and (<= 9 main_~y~0) (<= main_~y~0 9))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {9549#(and (<= main_~y~0 10) (<= 10 main_~y~0))} is VALID [2022-04-15 05:58:00,174 INFO L290 TraceCheckUtils]: 16: Hoare triple {9549#(and (<= main_~y~0 10) (<= 10 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {9550#(and (<= main_~y~0 11) (<= 11 main_~y~0))} is VALID [2022-04-15 05:58:00,175 INFO L290 TraceCheckUtils]: 17: Hoare triple {9550#(and (<= main_~y~0 11) (<= 11 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {9551#(and (<= 12 main_~y~0) (<= main_~y~0 12))} is VALID [2022-04-15 05:58:00,175 INFO L290 TraceCheckUtils]: 18: Hoare triple {9551#(and (<= 12 main_~y~0) (<= main_~y~0 12))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {9552#(and (<= main_~y~0 13) (<= 13 main_~y~0))} is VALID [2022-04-15 05:58:00,176 INFO L290 TraceCheckUtils]: 19: Hoare triple {9552#(and (<= main_~y~0 13) (<= 13 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {9553#(and (<= 14 main_~y~0) (<= main_~y~0 14))} is VALID [2022-04-15 05:58:00,176 INFO L290 TraceCheckUtils]: 20: Hoare triple {9553#(and (<= 14 main_~y~0) (<= main_~y~0 14))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {9554#(and (<= main_~y~0 15) (<= 15 main_~y~0))} is VALID [2022-04-15 05:58:00,177 INFO L290 TraceCheckUtils]: 21: Hoare triple {9554#(and (<= main_~y~0 15) (<= 15 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {9555#(and (<= 16 main_~y~0) (<= main_~y~0 16))} is VALID [2022-04-15 05:58:00,177 INFO L290 TraceCheckUtils]: 22: Hoare triple {9555#(and (<= 16 main_~y~0) (<= main_~y~0 16))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {9556#(and (<= main_~y~0 17) (<= 17 main_~y~0))} is VALID [2022-04-15 05:58:00,178 INFO L290 TraceCheckUtils]: 23: Hoare triple {9556#(and (<= main_~y~0 17) (<= 17 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {9557#(and (<= 18 main_~y~0) (<= main_~y~0 18))} is VALID [2022-04-15 05:58:00,178 INFO L290 TraceCheckUtils]: 24: Hoare triple {9557#(and (<= 18 main_~y~0) (<= main_~y~0 18))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {9558#(and (<= 19 main_~y~0) (<= main_~y~0 19))} is VALID [2022-04-15 05:58:00,179 INFO L290 TraceCheckUtils]: 25: Hoare triple {9558#(and (<= 19 main_~y~0) (<= main_~y~0 19))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {9559#(and (<= 20 main_~y~0) (<= main_~y~0 20))} is VALID [2022-04-15 05:58:00,180 INFO L290 TraceCheckUtils]: 26: Hoare triple {9559#(and (<= 20 main_~y~0) (<= main_~y~0 20))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {9560#(and (<= main_~y~0 21) (<= 21 main_~y~0))} is VALID [2022-04-15 05:58:00,180 INFO L290 TraceCheckUtils]: 27: Hoare triple {9560#(and (<= main_~y~0 21) (<= 21 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {9561#(and (<= main_~y~0 22) (<= 22 main_~y~0))} is VALID [2022-04-15 05:58:00,181 INFO L290 TraceCheckUtils]: 28: Hoare triple {9561#(and (<= main_~y~0 22) (<= 22 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {9562#(and (<= main_~y~0 23) (<= 23 main_~y~0))} is VALID [2022-04-15 05:58:00,181 INFO L290 TraceCheckUtils]: 29: Hoare triple {9562#(and (<= main_~y~0 23) (<= 23 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {9563#(and (<= 24 main_~y~0) (<= main_~y~0 24))} is VALID [2022-04-15 05:58:00,182 INFO L290 TraceCheckUtils]: 30: Hoare triple {9563#(and (<= 24 main_~y~0) (<= main_~y~0 24))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {9564#(and (<= 25 main_~y~0) (<= main_~y~0 25))} is VALID [2022-04-15 05:58:00,182 INFO L290 TraceCheckUtils]: 31: Hoare triple {9564#(and (<= 25 main_~y~0) (<= main_~y~0 25))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {9565#(and (<= main_~y~0 26) (not (<= (+ (div main_~y~0 4294967296) 1) 0)))} is VALID [2022-04-15 05:58:00,183 INFO L290 TraceCheckUtils]: 32: Hoare triple {9565#(and (<= main_~y~0 26) (not (<= (+ (div main_~y~0 4294967296) 1) 0)))} assume !(~y~0 % 4294967296 < 1024); {9535#false} is VALID [2022-04-15 05:58:00,183 INFO L272 TraceCheckUtils]: 33: Hoare triple {9535#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {9535#false} is VALID [2022-04-15 05:58:00,183 INFO L290 TraceCheckUtils]: 34: Hoare triple {9535#false} ~cond := #in~cond; {9535#false} is VALID [2022-04-15 05:58:00,183 INFO L290 TraceCheckUtils]: 35: Hoare triple {9535#false} assume 0 == ~cond; {9535#false} is VALID [2022-04-15 05:58:00,183 INFO L290 TraceCheckUtils]: 36: Hoare triple {9535#false} assume !false; {9535#false} is VALID [2022-04-15 05:58:00,183 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 05:58:00,183 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-15 05:58:00,183 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1124134267] [2022-04-15 05:58:00,183 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1124134267] provided 0 perfect and 1 imperfect interpolant sequences [2022-04-15 05:58:00,184 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1141679904] [2022-04-15 05:58:00,184 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-04-15 05:58:00,184 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-15 05:58:00,184 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-15 05:58:00,185 INFO L229 MonitoredProcess]: Starting monitored process 27 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-04-15 05:58:00,186 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Waiting until timeout for monitored process [2022-04-15 05:58:00,254 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-04-15 05:58:00,254 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-15 05:58:00,258 INFO L263 TraceCheckSpWp]: Trace formula consists of 183 conjuncts, 55 conjunts are in the unsatisfiable core [2022-04-15 05:58:00,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 05:58:00,268 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-15 05:58:00,625 INFO L272 TraceCheckUtils]: 0: Hoare triple {9534#true} call ULTIMATE.init(); {9534#true} is VALID [2022-04-15 05:58:00,626 INFO L290 TraceCheckUtils]: 1: Hoare triple {9534#true} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {9534#true} is VALID [2022-04-15 05:58:00,626 INFO L290 TraceCheckUtils]: 2: Hoare triple {9534#true} assume true; {9534#true} is VALID [2022-04-15 05:58:00,626 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {9534#true} {9534#true} #34#return; {9534#true} is VALID [2022-04-15 05:58:00,626 INFO L272 TraceCheckUtils]: 4: Hoare triple {9534#true} call #t~ret5 := main(); {9534#true} is VALID [2022-04-15 05:58:00,626 INFO L290 TraceCheckUtils]: 5: Hoare triple {9534#true} ~x~0 := 1;~y~0 := 0; {9539#(= main_~y~0 0)} is VALID [2022-04-15 05:58:00,627 INFO L290 TraceCheckUtils]: 6: Hoare triple {9539#(= main_~y~0 0)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {9540#(and (<= 1 main_~y~0) (<= main_~y~0 1))} is VALID [2022-04-15 05:58:00,627 INFO L290 TraceCheckUtils]: 7: Hoare triple {9540#(and (<= 1 main_~y~0) (<= main_~y~0 1))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {9541#(and (<= 2 main_~y~0) (<= main_~y~0 2))} is VALID [2022-04-15 05:58:00,628 INFO L290 TraceCheckUtils]: 8: Hoare triple {9541#(and (<= 2 main_~y~0) (<= main_~y~0 2))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {9542#(and (<= main_~y~0 3) (<= 3 main_~y~0))} is VALID [2022-04-15 05:58:00,628 INFO L290 TraceCheckUtils]: 9: Hoare triple {9542#(and (<= main_~y~0 3) (<= 3 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {9543#(and (<= main_~y~0 4) (<= 4 main_~y~0))} is VALID [2022-04-15 05:58:00,629 INFO L290 TraceCheckUtils]: 10: Hoare triple {9543#(and (<= main_~y~0 4) (<= 4 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {9544#(and (<= 5 main_~y~0) (<= main_~y~0 5))} is VALID [2022-04-15 05:58:00,629 INFO L290 TraceCheckUtils]: 11: Hoare triple {9544#(and (<= 5 main_~y~0) (<= main_~y~0 5))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {9545#(and (<= main_~y~0 6) (<= 6 main_~y~0))} is VALID [2022-04-15 05:58:00,630 INFO L290 TraceCheckUtils]: 12: Hoare triple {9545#(and (<= main_~y~0 6) (<= 6 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {9546#(and (<= 7 main_~y~0) (<= main_~y~0 7))} is VALID [2022-04-15 05:58:00,630 INFO L290 TraceCheckUtils]: 13: Hoare triple {9546#(and (<= 7 main_~y~0) (<= main_~y~0 7))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {9547#(and (<= main_~y~0 8) (<= 8 main_~y~0))} is VALID [2022-04-15 05:58:00,631 INFO L290 TraceCheckUtils]: 14: Hoare triple {9547#(and (<= main_~y~0 8) (<= 8 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {9548#(and (<= 9 main_~y~0) (<= main_~y~0 9))} is VALID [2022-04-15 05:58:00,631 INFO L290 TraceCheckUtils]: 15: Hoare triple {9548#(and (<= 9 main_~y~0) (<= main_~y~0 9))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {9549#(and (<= main_~y~0 10) (<= 10 main_~y~0))} is VALID [2022-04-15 05:58:00,632 INFO L290 TraceCheckUtils]: 16: Hoare triple {9549#(and (<= main_~y~0 10) (<= 10 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {9550#(and (<= main_~y~0 11) (<= 11 main_~y~0))} is VALID [2022-04-15 05:58:00,641 INFO L290 TraceCheckUtils]: 17: Hoare triple {9550#(and (<= main_~y~0 11) (<= 11 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {9551#(and (<= 12 main_~y~0) (<= main_~y~0 12))} is VALID [2022-04-15 05:58:00,642 INFO L290 TraceCheckUtils]: 18: Hoare triple {9551#(and (<= 12 main_~y~0) (<= main_~y~0 12))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {9552#(and (<= main_~y~0 13) (<= 13 main_~y~0))} is VALID [2022-04-15 05:58:00,642 INFO L290 TraceCheckUtils]: 19: Hoare triple {9552#(and (<= main_~y~0 13) (<= 13 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {9553#(and (<= 14 main_~y~0) (<= main_~y~0 14))} is VALID [2022-04-15 05:58:00,643 INFO L290 TraceCheckUtils]: 20: Hoare triple {9553#(and (<= 14 main_~y~0) (<= main_~y~0 14))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {9554#(and (<= main_~y~0 15) (<= 15 main_~y~0))} is VALID [2022-04-15 05:58:00,643 INFO L290 TraceCheckUtils]: 21: Hoare triple {9554#(and (<= main_~y~0 15) (<= 15 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {9555#(and (<= 16 main_~y~0) (<= main_~y~0 16))} is VALID [2022-04-15 05:58:00,643 INFO L290 TraceCheckUtils]: 22: Hoare triple {9555#(and (<= 16 main_~y~0) (<= main_~y~0 16))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {9556#(and (<= main_~y~0 17) (<= 17 main_~y~0))} is VALID [2022-04-15 05:58:00,644 INFO L290 TraceCheckUtils]: 23: Hoare triple {9556#(and (<= main_~y~0 17) (<= 17 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {9557#(and (<= 18 main_~y~0) (<= main_~y~0 18))} is VALID [2022-04-15 05:58:00,644 INFO L290 TraceCheckUtils]: 24: Hoare triple {9557#(and (<= 18 main_~y~0) (<= main_~y~0 18))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {9558#(and (<= 19 main_~y~0) (<= main_~y~0 19))} is VALID [2022-04-15 05:58:00,645 INFO L290 TraceCheckUtils]: 25: Hoare triple {9558#(and (<= 19 main_~y~0) (<= main_~y~0 19))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {9559#(and (<= 20 main_~y~0) (<= main_~y~0 20))} is VALID [2022-04-15 05:58:00,645 INFO L290 TraceCheckUtils]: 26: Hoare triple {9559#(and (<= 20 main_~y~0) (<= main_~y~0 20))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {9560#(and (<= main_~y~0 21) (<= 21 main_~y~0))} is VALID [2022-04-15 05:58:00,646 INFO L290 TraceCheckUtils]: 27: Hoare triple {9560#(and (<= main_~y~0 21) (<= 21 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {9561#(and (<= main_~y~0 22) (<= 22 main_~y~0))} is VALID [2022-04-15 05:58:00,646 INFO L290 TraceCheckUtils]: 28: Hoare triple {9561#(and (<= main_~y~0 22) (<= 22 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {9562#(and (<= main_~y~0 23) (<= 23 main_~y~0))} is VALID [2022-04-15 05:58:00,647 INFO L290 TraceCheckUtils]: 29: Hoare triple {9562#(and (<= main_~y~0 23) (<= 23 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {9563#(and (<= 24 main_~y~0) (<= main_~y~0 24))} is VALID [2022-04-15 05:58:00,647 INFO L290 TraceCheckUtils]: 30: Hoare triple {9563#(and (<= 24 main_~y~0) (<= main_~y~0 24))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {9564#(and (<= 25 main_~y~0) (<= main_~y~0 25))} is VALID [2022-04-15 05:58:00,648 INFO L290 TraceCheckUtils]: 31: Hoare triple {9564#(and (<= 25 main_~y~0) (<= main_~y~0 25))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {9663#(and (<= main_~y~0 26) (<= 26 main_~y~0))} is VALID [2022-04-15 05:58:00,648 INFO L290 TraceCheckUtils]: 32: Hoare triple {9663#(and (<= main_~y~0 26) (<= 26 main_~y~0))} assume !(~y~0 % 4294967296 < 1024); {9535#false} is VALID [2022-04-15 05:58:00,648 INFO L272 TraceCheckUtils]: 33: Hoare triple {9535#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {9535#false} is VALID [2022-04-15 05:58:00,648 INFO L290 TraceCheckUtils]: 34: Hoare triple {9535#false} ~cond := #in~cond; {9535#false} is VALID [2022-04-15 05:58:00,648 INFO L290 TraceCheckUtils]: 35: Hoare triple {9535#false} assume 0 == ~cond; {9535#false} is VALID [2022-04-15 05:58:00,648 INFO L290 TraceCheckUtils]: 36: Hoare triple {9535#false} assume !false; {9535#false} is VALID [2022-04-15 05:58:00,649 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 05:58:00,649 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-15 05:58:01,740 INFO L290 TraceCheckUtils]: 36: Hoare triple {9535#false} assume !false; {9535#false} is VALID [2022-04-15 05:58:01,741 INFO L290 TraceCheckUtils]: 35: Hoare triple {9535#false} assume 0 == ~cond; {9535#false} is VALID [2022-04-15 05:58:01,741 INFO L290 TraceCheckUtils]: 34: Hoare triple {9535#false} ~cond := #in~cond; {9535#false} is VALID [2022-04-15 05:58:01,741 INFO L272 TraceCheckUtils]: 33: Hoare triple {9535#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {9535#false} is VALID [2022-04-15 05:58:01,741 INFO L290 TraceCheckUtils]: 32: Hoare triple {9691#(< (mod main_~y~0 4294967296) 1024)} assume !(~y~0 % 4294967296 < 1024); {9535#false} is VALID [2022-04-15 05:58:01,742 INFO L290 TraceCheckUtils]: 31: Hoare triple {9695#(< (mod (+ main_~y~0 1) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {9691#(< (mod main_~y~0 4294967296) 1024)} is VALID [2022-04-15 05:58:01,742 INFO L290 TraceCheckUtils]: 30: Hoare triple {9699#(< (mod (+ main_~y~0 2) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {9695#(< (mod (+ main_~y~0 1) 4294967296) 1024)} is VALID [2022-04-15 05:58:01,743 INFO L290 TraceCheckUtils]: 29: Hoare triple {9703#(< (mod (+ main_~y~0 3) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {9699#(< (mod (+ main_~y~0 2) 4294967296) 1024)} is VALID [2022-04-15 05:58:01,744 INFO L290 TraceCheckUtils]: 28: Hoare triple {9707#(< (mod (+ main_~y~0 4) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {9703#(< (mod (+ main_~y~0 3) 4294967296) 1024)} is VALID [2022-04-15 05:58:01,744 INFO L290 TraceCheckUtils]: 27: Hoare triple {9711#(< (mod (+ 5 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {9707#(< (mod (+ main_~y~0 4) 4294967296) 1024)} is VALID [2022-04-15 05:58:01,745 INFO L290 TraceCheckUtils]: 26: Hoare triple {9715#(< (mod (+ main_~y~0 6) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {9711#(< (mod (+ 5 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:58:01,745 INFO L290 TraceCheckUtils]: 25: Hoare triple {9719#(< (mod (+ 7 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {9715#(< (mod (+ main_~y~0 6) 4294967296) 1024)} is VALID [2022-04-15 05:58:01,746 INFO L290 TraceCheckUtils]: 24: Hoare triple {9723#(< (mod (+ main_~y~0 8) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {9719#(< (mod (+ 7 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:58:01,747 INFO L290 TraceCheckUtils]: 23: Hoare triple {9727#(< (mod (+ main_~y~0 9) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {9723#(< (mod (+ main_~y~0 8) 4294967296) 1024)} is VALID [2022-04-15 05:58:01,747 INFO L290 TraceCheckUtils]: 22: Hoare triple {9731#(< (mod (+ main_~y~0 10) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {9727#(< (mod (+ main_~y~0 9) 4294967296) 1024)} is VALID [2022-04-15 05:58:01,748 INFO L290 TraceCheckUtils]: 21: Hoare triple {9735#(< (mod (+ main_~y~0 11) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {9731#(< (mod (+ main_~y~0 10) 4294967296) 1024)} is VALID [2022-04-15 05:58:01,749 INFO L290 TraceCheckUtils]: 20: Hoare triple {9739#(< (mod (+ main_~y~0 12) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {9735#(< (mod (+ main_~y~0 11) 4294967296) 1024)} is VALID [2022-04-15 05:58:01,749 INFO L290 TraceCheckUtils]: 19: Hoare triple {9743#(< (mod (+ main_~y~0 13) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {9739#(< (mod (+ main_~y~0 12) 4294967296) 1024)} is VALID [2022-04-15 05:58:01,750 INFO L290 TraceCheckUtils]: 18: Hoare triple {9747#(< (mod (+ main_~y~0 14) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {9743#(< (mod (+ main_~y~0 13) 4294967296) 1024)} is VALID [2022-04-15 05:58:01,750 INFO L290 TraceCheckUtils]: 17: Hoare triple {9751#(< (mod (+ main_~y~0 15) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {9747#(< (mod (+ main_~y~0 14) 4294967296) 1024)} is VALID [2022-04-15 05:58:01,751 INFO L290 TraceCheckUtils]: 16: Hoare triple {9755#(< (mod (+ main_~y~0 16) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {9751#(< (mod (+ main_~y~0 15) 4294967296) 1024)} is VALID [2022-04-15 05:58:01,752 INFO L290 TraceCheckUtils]: 15: Hoare triple {9759#(< (mod (+ main_~y~0 17) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {9755#(< (mod (+ main_~y~0 16) 4294967296) 1024)} is VALID [2022-04-15 05:58:01,752 INFO L290 TraceCheckUtils]: 14: Hoare triple {9763#(< (mod (+ main_~y~0 18) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {9759#(< (mod (+ main_~y~0 17) 4294967296) 1024)} is VALID [2022-04-15 05:58:01,755 INFO L290 TraceCheckUtils]: 13: Hoare triple {9767#(< (mod (+ 19 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {9763#(< (mod (+ main_~y~0 18) 4294967296) 1024)} is VALID [2022-04-15 05:58:01,756 INFO L290 TraceCheckUtils]: 12: Hoare triple {9771#(< (mod (+ main_~y~0 20) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {9767#(< (mod (+ 19 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:58:01,756 INFO L290 TraceCheckUtils]: 11: Hoare triple {9775#(< (mod (+ main_~y~0 21) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {9771#(< (mod (+ main_~y~0 20) 4294967296) 1024)} is VALID [2022-04-15 05:58:01,757 INFO L290 TraceCheckUtils]: 10: Hoare triple {9779#(< (mod (+ main_~y~0 22) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {9775#(< (mod (+ main_~y~0 21) 4294967296) 1024)} is VALID [2022-04-15 05:58:01,757 INFO L290 TraceCheckUtils]: 9: Hoare triple {9783#(< (mod (+ 23 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {9779#(< (mod (+ main_~y~0 22) 4294967296) 1024)} is VALID [2022-04-15 05:58:01,758 INFO L290 TraceCheckUtils]: 8: Hoare triple {9787#(< (mod (+ main_~y~0 24) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {9783#(< (mod (+ 23 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:58:01,759 INFO L290 TraceCheckUtils]: 7: Hoare triple {9791#(< (mod (+ main_~y~0 25) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {9787#(< (mod (+ main_~y~0 24) 4294967296) 1024)} is VALID [2022-04-15 05:58:01,759 INFO L290 TraceCheckUtils]: 6: Hoare triple {9795#(< (mod (+ main_~y~0 26) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {9791#(< (mod (+ main_~y~0 25) 4294967296) 1024)} is VALID [2022-04-15 05:58:01,759 INFO L290 TraceCheckUtils]: 5: Hoare triple {9534#true} ~x~0 := 1;~y~0 := 0; {9795#(< (mod (+ main_~y~0 26) 4294967296) 1024)} is VALID [2022-04-15 05:58:01,760 INFO L272 TraceCheckUtils]: 4: Hoare triple {9534#true} call #t~ret5 := main(); {9534#true} is VALID [2022-04-15 05:58:01,760 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {9534#true} {9534#true} #34#return; {9534#true} is VALID [2022-04-15 05:58:01,760 INFO L290 TraceCheckUtils]: 2: Hoare triple {9534#true} assume true; {9534#true} is VALID [2022-04-15 05:58:01,760 INFO L290 TraceCheckUtils]: 1: Hoare triple {9534#true} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {9534#true} is VALID [2022-04-15 05:58:01,760 INFO L272 TraceCheckUtils]: 0: Hoare triple {9534#true} call ULTIMATE.init(); {9534#true} is VALID [2022-04-15 05:58:01,760 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 05:58:01,760 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1141679904] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-15 05:58:01,760 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-04-15 05:58:01,760 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [30, 29, 29] total 58 [2022-04-15 05:58:01,761 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-15 05:58:01,761 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [508431918] [2022-04-15 05:58:01,761 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [508431918] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-15 05:58:01,761 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-15 05:58:01,761 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [30] imperfect sequences [] total 30 [2022-04-15 05:58:01,761 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [186055629] [2022-04-15 05:58:01,761 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-15 05:58:01,762 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 30 states have (on average 1.1) internal successors, (33), 29 states have internal predecessors, (33), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 37 [2022-04-15 05:58:01,762 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-15 05:58:01,762 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 30 states, 30 states have (on average 1.1) internal successors, (33), 29 states have internal predecessors, (33), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:58:01,783 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 37 edges. 37 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 05:58:01,783 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-04-15 05:58:01,784 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-15 05:58:01,784 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-04-15 05:58:01,784 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=896, Invalid=2410, Unknown=0, NotChecked=0, Total=3306 [2022-04-15 05:58:01,784 INFO L87 Difference]: Start difference. First operand 38 states and 38 transitions. Second operand has 30 states, 30 states have (on average 1.1) internal successors, (33), 29 states have internal predecessors, (33), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:58:03,461 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 05:58:03,461 INFO L93 Difference]: Finished difference Result 44 states and 44 transitions. [2022-04-15 05:58:03,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-04-15 05:58:03,461 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 30 states have (on average 1.1) internal successors, (33), 29 states have internal predecessors, (33), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 37 [2022-04-15 05:58:03,461 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-15 05:58:03,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 30 states, 30 states have (on average 1.1) internal successors, (33), 29 states have internal predecessors, (33), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:58:03,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 44 transitions. [2022-04-15 05:58:03,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 30 states, 30 states have (on average 1.1) internal successors, (33), 29 states have internal predecessors, (33), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:58:03,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 44 transitions. [2022-04-15 05:58:03,471 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 30 states and 44 transitions. [2022-04-15 05:58:03,490 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 44 edges. 44 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 05:58:03,491 INFO L225 Difference]: With dead ends: 44 [2022-04-15 05:58:03,491 INFO L226 Difference]: Without dead ends: 39 [2022-04-15 05:58:03,492 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 131 GetRequests, 47 SyntacticMatches, 1 SemanticMatches, 83 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 409 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=1785, Invalid=5355, Unknown=0, NotChecked=0, Total=7140 [2022-04-15 05:58:03,492 INFO L913 BasicCegarLoop]: 11 mSDtfsCounter, 6 mSDsluCounter, 112 mSDsCounter, 0 mSdLazyCounter, 814 mSolverCounterSat, 55 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 123 SdHoareTripleChecker+Invalid, 869 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 55 IncrementalHoareTripleChecker+Valid, 814 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-04-15 05:58:03,492 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [6 Valid, 123 Invalid, 869 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [55 Valid, 814 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-04-15 05:58:03,492 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39 states. [2022-04-15 05:58:03,536 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39 to 39. [2022-04-15 05:58:03,536 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-15 05:58:03,536 INFO L82 GeneralOperation]: Start isEquivalent. First operand 39 states. Second operand has 39 states, 34 states have (on average 1.0294117647058822) internal successors, (35), 34 states have internal predecessors, (35), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:58:03,536 INFO L74 IsIncluded]: Start isIncluded. First operand 39 states. Second operand has 39 states, 34 states have (on average 1.0294117647058822) internal successors, (35), 34 states have internal predecessors, (35), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:58:03,536 INFO L87 Difference]: Start difference. First operand 39 states. Second operand has 39 states, 34 states have (on average 1.0294117647058822) internal successors, (35), 34 states have internal predecessors, (35), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:58:03,537 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 05:58:03,537 INFO L93 Difference]: Finished difference Result 39 states and 39 transitions. [2022-04-15 05:58:03,537 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 39 transitions. [2022-04-15 05:58:03,538 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-15 05:58:03,538 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-15 05:58:03,538 INFO L74 IsIncluded]: Start isIncluded. First operand has 39 states, 34 states have (on average 1.0294117647058822) internal successors, (35), 34 states have internal predecessors, (35), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 39 states. [2022-04-15 05:58:03,538 INFO L87 Difference]: Start difference. First operand has 39 states, 34 states have (on average 1.0294117647058822) internal successors, (35), 34 states have internal predecessors, (35), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 39 states. [2022-04-15 05:58:03,539 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 05:58:03,539 INFO L93 Difference]: Finished difference Result 39 states and 39 transitions. [2022-04-15 05:58:03,539 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 39 transitions. [2022-04-15 05:58:03,539 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-15 05:58:03,539 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-15 05:58:03,539 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-15 05:58:03,539 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-15 05:58:03,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 39 states, 34 states have (on average 1.0294117647058822) internal successors, (35), 34 states have internal predecessors, (35), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:58:03,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 39 states and 39 transitions. [2022-04-15 05:58:03,540 INFO L78 Accepts]: Start accepts. Automaton has 39 states and 39 transitions. Word has length 37 [2022-04-15 05:58:03,540 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-15 05:58:03,540 INFO L478 AbstractCegarLoop]: Abstraction has 39 states and 39 transitions. [2022-04-15 05:58:03,540 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 30 states have (on average 1.1) internal successors, (33), 29 states have internal predecessors, (33), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:58:03,540 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 39 states and 39 transitions. [2022-04-15 05:58:03,570 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 39 edges. 39 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 05:58:03,570 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 39 transitions. [2022-04-15 05:58:03,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-04-15 05:58:03,570 INFO L491 BasicCegarLoop]: Found error trace [2022-04-15 05:58:03,570 INFO L499 BasicCegarLoop]: trace histogram [27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-15 05:58:03,588 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Ended with exit code 0 [2022-04-15 05:58:03,770 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 27 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable52,SelfDestructingSolverStorable53 [2022-04-15 05:58:03,771 INFO L403 AbstractCegarLoop]: === Iteration 29 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-15 05:58:03,771 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-15 05:58:03,771 INFO L85 PathProgramCache]: Analyzing trace with hash -148015050, now seen corresponding path program 53 times [2022-04-15 05:58:03,771 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-15 05:58:03,771 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [448116576] [2022-04-15 05:58:04,163 INFO L89 AcceleratorJordan]: Jordan loop acceleration statistics: 1 HavocedVariables, 2 AssignedVariables, 0 ReadonlyVariables, Eigenvalues: {0={1=1}, 1={2=1}}, 1 SequentialAcceleration, 0 AlternatingAcceleration, 1 QuantifierFreeResult [2022-04-15 05:58:04,164 INFO L271 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2022-04-15 05:58:04,165 INFO L85 PathProgramCache]: Analyzing trace with hash -330568841, now seen corresponding path program 1 times [2022-04-15 05:58:04,165 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-15 05:58:04,165 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1541790564] [2022-04-15 05:58:04,165 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-15 05:58:04,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-15 05:58:04,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-15 05:58:04,170 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-04-15 05:58:04,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-15 05:58:04,183 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-04-15 05:58:04,184 INFO L85 PathProgramCache]: Analyzing trace with hash -148015050, now seen corresponding path program 54 times [2022-04-15 05:58:04,184 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-15 05:58:04,184 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [760138914] [2022-04-15 05:58:04,184 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-15 05:58:04,184 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-15 05:58:04,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 05:58:04,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-15 05:58:04,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 05:58:04,526 INFO L290 TraceCheckUtils]: 0: Hoare triple {10147#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {10114#true} is VALID [2022-04-15 05:58:04,526 INFO L290 TraceCheckUtils]: 1: Hoare triple {10114#true} assume true; {10114#true} is VALID [2022-04-15 05:58:04,526 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {10114#true} {10114#true} #34#return; {10114#true} is VALID [2022-04-15 05:58:04,527 INFO L272 TraceCheckUtils]: 0: Hoare triple {10114#true} call ULTIMATE.init(); {10147#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} is VALID [2022-04-15 05:58:04,527 INFO L290 TraceCheckUtils]: 1: Hoare triple {10147#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {10114#true} is VALID [2022-04-15 05:58:04,527 INFO L290 TraceCheckUtils]: 2: Hoare triple {10114#true} assume true; {10114#true} is VALID [2022-04-15 05:58:04,527 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {10114#true} {10114#true} #34#return; {10114#true} is VALID [2022-04-15 05:58:04,527 INFO L272 TraceCheckUtils]: 4: Hoare triple {10114#true} call #t~ret5 := main(); {10114#true} is VALID [2022-04-15 05:58:04,527 INFO L290 TraceCheckUtils]: 5: Hoare triple {10114#true} ~x~0 := 1;~y~0 := 0; {10119#(= main_~y~0 0)} is VALID [2022-04-15 05:58:04,528 INFO L290 TraceCheckUtils]: 6: Hoare triple {10119#(= main_~y~0 0)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10120#(and (<= 1 main_~y~0) (<= main_~y~0 1))} is VALID [2022-04-15 05:58:04,528 INFO L290 TraceCheckUtils]: 7: Hoare triple {10120#(and (<= 1 main_~y~0) (<= main_~y~0 1))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10121#(and (<= 2 main_~y~0) (<= main_~y~0 2))} is VALID [2022-04-15 05:58:04,528 INFO L290 TraceCheckUtils]: 8: Hoare triple {10121#(and (<= 2 main_~y~0) (<= main_~y~0 2))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10122#(and (<= main_~y~0 3) (<= 3 main_~y~0))} is VALID [2022-04-15 05:58:04,529 INFO L290 TraceCheckUtils]: 9: Hoare triple {10122#(and (<= main_~y~0 3) (<= 3 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10123#(and (<= main_~y~0 4) (<= 4 main_~y~0))} is VALID [2022-04-15 05:58:04,529 INFO L290 TraceCheckUtils]: 10: Hoare triple {10123#(and (<= main_~y~0 4) (<= 4 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10124#(and (<= 5 main_~y~0) (<= main_~y~0 5))} is VALID [2022-04-15 05:58:04,529 INFO L290 TraceCheckUtils]: 11: Hoare triple {10124#(and (<= 5 main_~y~0) (<= main_~y~0 5))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10125#(and (<= main_~y~0 6) (<= 6 main_~y~0))} is VALID [2022-04-15 05:58:04,530 INFO L290 TraceCheckUtils]: 12: Hoare triple {10125#(and (<= main_~y~0 6) (<= 6 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10126#(and (<= 7 main_~y~0) (<= main_~y~0 7))} is VALID [2022-04-15 05:58:04,530 INFO L290 TraceCheckUtils]: 13: Hoare triple {10126#(and (<= 7 main_~y~0) (<= main_~y~0 7))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10127#(and (<= main_~y~0 8) (<= 8 main_~y~0))} is VALID [2022-04-15 05:58:04,531 INFO L290 TraceCheckUtils]: 14: Hoare triple {10127#(and (<= main_~y~0 8) (<= 8 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10128#(and (<= 9 main_~y~0) (<= main_~y~0 9))} is VALID [2022-04-15 05:58:04,531 INFO L290 TraceCheckUtils]: 15: Hoare triple {10128#(and (<= 9 main_~y~0) (<= main_~y~0 9))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10129#(and (<= main_~y~0 10) (<= 10 main_~y~0))} is VALID [2022-04-15 05:58:04,531 INFO L290 TraceCheckUtils]: 16: Hoare triple {10129#(and (<= main_~y~0 10) (<= 10 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10130#(and (<= main_~y~0 11) (<= 11 main_~y~0))} is VALID [2022-04-15 05:58:04,532 INFO L290 TraceCheckUtils]: 17: Hoare triple {10130#(and (<= main_~y~0 11) (<= 11 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10131#(and (<= 12 main_~y~0) (<= main_~y~0 12))} is VALID [2022-04-15 05:58:04,532 INFO L290 TraceCheckUtils]: 18: Hoare triple {10131#(and (<= 12 main_~y~0) (<= main_~y~0 12))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10132#(and (<= main_~y~0 13) (<= 13 main_~y~0))} is VALID [2022-04-15 05:58:04,533 INFO L290 TraceCheckUtils]: 19: Hoare triple {10132#(and (<= main_~y~0 13) (<= 13 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10133#(and (<= 14 main_~y~0) (<= main_~y~0 14))} is VALID [2022-04-15 05:58:04,533 INFO L290 TraceCheckUtils]: 20: Hoare triple {10133#(and (<= 14 main_~y~0) (<= main_~y~0 14))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10134#(and (<= main_~y~0 15) (<= 15 main_~y~0))} is VALID [2022-04-15 05:58:04,533 INFO L290 TraceCheckUtils]: 21: Hoare triple {10134#(and (<= main_~y~0 15) (<= 15 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10135#(and (<= 16 main_~y~0) (<= main_~y~0 16))} is VALID [2022-04-15 05:58:04,534 INFO L290 TraceCheckUtils]: 22: Hoare triple {10135#(and (<= 16 main_~y~0) (<= main_~y~0 16))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10136#(and (<= main_~y~0 17) (<= 17 main_~y~0))} is VALID [2022-04-15 05:58:04,534 INFO L290 TraceCheckUtils]: 23: Hoare triple {10136#(and (<= main_~y~0 17) (<= 17 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10137#(and (<= 18 main_~y~0) (<= main_~y~0 18))} is VALID [2022-04-15 05:58:04,535 INFO L290 TraceCheckUtils]: 24: Hoare triple {10137#(and (<= 18 main_~y~0) (<= main_~y~0 18))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10138#(and (<= 19 main_~y~0) (<= main_~y~0 19))} is VALID [2022-04-15 05:58:04,535 INFO L290 TraceCheckUtils]: 25: Hoare triple {10138#(and (<= 19 main_~y~0) (<= main_~y~0 19))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10139#(and (<= 20 main_~y~0) (<= main_~y~0 20))} is VALID [2022-04-15 05:58:04,536 INFO L290 TraceCheckUtils]: 26: Hoare triple {10139#(and (<= 20 main_~y~0) (<= main_~y~0 20))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10140#(and (<= main_~y~0 21) (<= 21 main_~y~0))} is VALID [2022-04-15 05:58:04,536 INFO L290 TraceCheckUtils]: 27: Hoare triple {10140#(and (<= main_~y~0 21) (<= 21 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10141#(and (<= main_~y~0 22) (<= 22 main_~y~0))} is VALID [2022-04-15 05:58:04,536 INFO L290 TraceCheckUtils]: 28: Hoare triple {10141#(and (<= main_~y~0 22) (<= 22 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10142#(and (<= main_~y~0 23) (<= 23 main_~y~0))} is VALID [2022-04-15 05:58:04,537 INFO L290 TraceCheckUtils]: 29: Hoare triple {10142#(and (<= main_~y~0 23) (<= 23 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10143#(and (<= 24 main_~y~0) (<= main_~y~0 24))} is VALID [2022-04-15 05:58:04,537 INFO L290 TraceCheckUtils]: 30: Hoare triple {10143#(and (<= 24 main_~y~0) (<= main_~y~0 24))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10144#(and (<= 25 main_~y~0) (<= main_~y~0 25))} is VALID [2022-04-15 05:58:04,538 INFO L290 TraceCheckUtils]: 31: Hoare triple {10144#(and (<= 25 main_~y~0) (<= main_~y~0 25))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10145#(and (<= main_~y~0 26) (<= 26 main_~y~0))} is VALID [2022-04-15 05:58:04,538 INFO L290 TraceCheckUtils]: 32: Hoare triple {10145#(and (<= main_~y~0 26) (<= 26 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10146#(and (<= main_~y~0 27) (not (<= (+ (div main_~y~0 4294967296) 1) 0)))} is VALID [2022-04-15 05:58:04,538 INFO L290 TraceCheckUtils]: 33: Hoare triple {10146#(and (<= main_~y~0 27) (not (<= (+ (div main_~y~0 4294967296) 1) 0)))} assume !(~y~0 % 4294967296 < 1024); {10115#false} is VALID [2022-04-15 05:58:04,540 INFO L272 TraceCheckUtils]: 34: Hoare triple {10115#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {10115#false} is VALID [2022-04-15 05:58:04,541 INFO L290 TraceCheckUtils]: 35: Hoare triple {10115#false} ~cond := #in~cond; {10115#false} is VALID [2022-04-15 05:58:04,541 INFO L290 TraceCheckUtils]: 36: Hoare triple {10115#false} assume 0 == ~cond; {10115#false} is VALID [2022-04-15 05:58:04,541 INFO L290 TraceCheckUtils]: 37: Hoare triple {10115#false} assume !false; {10115#false} is VALID [2022-04-15 05:58:04,541 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 05:58:04,541 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-15 05:58:04,541 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [760138914] [2022-04-15 05:58:04,541 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [760138914] provided 0 perfect and 1 imperfect interpolant sequences [2022-04-15 05:58:04,541 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1738522021] [2022-04-15 05:58:04,541 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2022-04-15 05:58:04,542 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-15 05:58:04,542 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-15 05:58:04,543 INFO L229 MonitoredProcess]: Starting monitored process 28 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-04-15 05:58:04,544 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (28)] Waiting until timeout for monitored process [2022-04-15 05:58:05,240 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 15 check-sat command(s) [2022-04-15 05:58:05,240 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-15 05:58:05,243 INFO L263 TraceCheckSpWp]: Trace formula consists of 188 conjuncts, 57 conjunts are in the unsatisfiable core [2022-04-15 05:58:05,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 05:58:05,249 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-15 05:58:05,511 INFO L272 TraceCheckUtils]: 0: Hoare triple {10114#true} call ULTIMATE.init(); {10114#true} is VALID [2022-04-15 05:58:05,511 INFO L290 TraceCheckUtils]: 1: Hoare triple {10114#true} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {10114#true} is VALID [2022-04-15 05:58:05,511 INFO L290 TraceCheckUtils]: 2: Hoare triple {10114#true} assume true; {10114#true} is VALID [2022-04-15 05:58:05,511 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {10114#true} {10114#true} #34#return; {10114#true} is VALID [2022-04-15 05:58:05,511 INFO L272 TraceCheckUtils]: 4: Hoare triple {10114#true} call #t~ret5 := main(); {10114#true} is VALID [2022-04-15 05:58:05,512 INFO L290 TraceCheckUtils]: 5: Hoare triple {10114#true} ~x~0 := 1;~y~0 := 0; {10119#(= main_~y~0 0)} is VALID [2022-04-15 05:58:05,512 INFO L290 TraceCheckUtils]: 6: Hoare triple {10119#(= main_~y~0 0)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10120#(and (<= 1 main_~y~0) (<= main_~y~0 1))} is VALID [2022-04-15 05:58:05,512 INFO L290 TraceCheckUtils]: 7: Hoare triple {10120#(and (<= 1 main_~y~0) (<= main_~y~0 1))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10121#(and (<= 2 main_~y~0) (<= main_~y~0 2))} is VALID [2022-04-15 05:58:05,513 INFO L290 TraceCheckUtils]: 8: Hoare triple {10121#(and (<= 2 main_~y~0) (<= main_~y~0 2))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10122#(and (<= main_~y~0 3) (<= 3 main_~y~0))} is VALID [2022-04-15 05:58:05,513 INFO L290 TraceCheckUtils]: 9: Hoare triple {10122#(and (<= main_~y~0 3) (<= 3 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10123#(and (<= main_~y~0 4) (<= 4 main_~y~0))} is VALID [2022-04-15 05:58:05,514 INFO L290 TraceCheckUtils]: 10: Hoare triple {10123#(and (<= main_~y~0 4) (<= 4 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10124#(and (<= 5 main_~y~0) (<= main_~y~0 5))} is VALID [2022-04-15 05:58:05,514 INFO L290 TraceCheckUtils]: 11: Hoare triple {10124#(and (<= 5 main_~y~0) (<= main_~y~0 5))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10125#(and (<= main_~y~0 6) (<= 6 main_~y~0))} is VALID [2022-04-15 05:58:05,514 INFO L290 TraceCheckUtils]: 12: Hoare triple {10125#(and (<= main_~y~0 6) (<= 6 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10126#(and (<= 7 main_~y~0) (<= main_~y~0 7))} is VALID [2022-04-15 05:58:05,515 INFO L290 TraceCheckUtils]: 13: Hoare triple {10126#(and (<= 7 main_~y~0) (<= main_~y~0 7))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10127#(and (<= main_~y~0 8) (<= 8 main_~y~0))} is VALID [2022-04-15 05:58:05,515 INFO L290 TraceCheckUtils]: 14: Hoare triple {10127#(and (<= main_~y~0 8) (<= 8 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10128#(and (<= 9 main_~y~0) (<= main_~y~0 9))} is VALID [2022-04-15 05:58:05,516 INFO L290 TraceCheckUtils]: 15: Hoare triple {10128#(and (<= 9 main_~y~0) (<= main_~y~0 9))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10129#(and (<= main_~y~0 10) (<= 10 main_~y~0))} is VALID [2022-04-15 05:58:05,516 INFO L290 TraceCheckUtils]: 16: Hoare triple {10129#(and (<= main_~y~0 10) (<= 10 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10130#(and (<= main_~y~0 11) (<= 11 main_~y~0))} is VALID [2022-04-15 05:58:05,520 INFO L290 TraceCheckUtils]: 17: Hoare triple {10130#(and (<= main_~y~0 11) (<= 11 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10131#(and (<= 12 main_~y~0) (<= main_~y~0 12))} is VALID [2022-04-15 05:58:05,520 INFO L290 TraceCheckUtils]: 18: Hoare triple {10131#(and (<= 12 main_~y~0) (<= main_~y~0 12))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10132#(and (<= main_~y~0 13) (<= 13 main_~y~0))} is VALID [2022-04-15 05:58:05,521 INFO L290 TraceCheckUtils]: 19: Hoare triple {10132#(and (<= main_~y~0 13) (<= 13 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10133#(and (<= 14 main_~y~0) (<= main_~y~0 14))} is VALID [2022-04-15 05:58:05,521 INFO L290 TraceCheckUtils]: 20: Hoare triple {10133#(and (<= 14 main_~y~0) (<= main_~y~0 14))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10134#(and (<= main_~y~0 15) (<= 15 main_~y~0))} is VALID [2022-04-15 05:58:05,521 INFO L290 TraceCheckUtils]: 21: Hoare triple {10134#(and (<= main_~y~0 15) (<= 15 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10135#(and (<= 16 main_~y~0) (<= main_~y~0 16))} is VALID [2022-04-15 05:58:05,522 INFO L290 TraceCheckUtils]: 22: Hoare triple {10135#(and (<= 16 main_~y~0) (<= main_~y~0 16))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10136#(and (<= main_~y~0 17) (<= 17 main_~y~0))} is VALID [2022-04-15 05:58:05,522 INFO L290 TraceCheckUtils]: 23: Hoare triple {10136#(and (<= main_~y~0 17) (<= 17 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10137#(and (<= 18 main_~y~0) (<= main_~y~0 18))} is VALID [2022-04-15 05:58:05,523 INFO L290 TraceCheckUtils]: 24: Hoare triple {10137#(and (<= 18 main_~y~0) (<= main_~y~0 18))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10138#(and (<= 19 main_~y~0) (<= main_~y~0 19))} is VALID [2022-04-15 05:58:05,523 INFO L290 TraceCheckUtils]: 25: Hoare triple {10138#(and (<= 19 main_~y~0) (<= main_~y~0 19))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10139#(and (<= 20 main_~y~0) (<= main_~y~0 20))} is VALID [2022-04-15 05:58:05,523 INFO L290 TraceCheckUtils]: 26: Hoare triple {10139#(and (<= 20 main_~y~0) (<= main_~y~0 20))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10140#(and (<= main_~y~0 21) (<= 21 main_~y~0))} is VALID [2022-04-15 05:58:05,524 INFO L290 TraceCheckUtils]: 27: Hoare triple {10140#(and (<= main_~y~0 21) (<= 21 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10141#(and (<= main_~y~0 22) (<= 22 main_~y~0))} is VALID [2022-04-15 05:58:05,524 INFO L290 TraceCheckUtils]: 28: Hoare triple {10141#(and (<= main_~y~0 22) (<= 22 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10142#(and (<= main_~y~0 23) (<= 23 main_~y~0))} is VALID [2022-04-15 05:58:05,525 INFO L290 TraceCheckUtils]: 29: Hoare triple {10142#(and (<= main_~y~0 23) (<= 23 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10143#(and (<= 24 main_~y~0) (<= main_~y~0 24))} is VALID [2022-04-15 05:58:05,525 INFO L290 TraceCheckUtils]: 30: Hoare triple {10143#(and (<= 24 main_~y~0) (<= main_~y~0 24))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10144#(and (<= 25 main_~y~0) (<= main_~y~0 25))} is VALID [2022-04-15 05:58:05,525 INFO L290 TraceCheckUtils]: 31: Hoare triple {10144#(and (<= 25 main_~y~0) (<= main_~y~0 25))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10145#(and (<= main_~y~0 26) (<= 26 main_~y~0))} is VALID [2022-04-15 05:58:05,526 INFO L290 TraceCheckUtils]: 32: Hoare triple {10145#(and (<= main_~y~0 26) (<= 26 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10247#(and (<= main_~y~0 27) (<= 27 main_~y~0))} is VALID [2022-04-15 05:58:05,526 INFO L290 TraceCheckUtils]: 33: Hoare triple {10247#(and (<= main_~y~0 27) (<= 27 main_~y~0))} assume !(~y~0 % 4294967296 < 1024); {10115#false} is VALID [2022-04-15 05:58:05,526 INFO L272 TraceCheckUtils]: 34: Hoare triple {10115#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {10115#false} is VALID [2022-04-15 05:58:05,526 INFO L290 TraceCheckUtils]: 35: Hoare triple {10115#false} ~cond := #in~cond; {10115#false} is VALID [2022-04-15 05:58:05,526 INFO L290 TraceCheckUtils]: 36: Hoare triple {10115#false} assume 0 == ~cond; {10115#false} is VALID [2022-04-15 05:58:05,526 INFO L290 TraceCheckUtils]: 37: Hoare triple {10115#false} assume !false; {10115#false} is VALID [2022-04-15 05:58:05,527 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 05:58:05,527 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-15 05:58:06,507 INFO L290 TraceCheckUtils]: 37: Hoare triple {10115#false} assume !false; {10115#false} is VALID [2022-04-15 05:58:06,507 INFO L290 TraceCheckUtils]: 36: Hoare triple {10115#false} assume 0 == ~cond; {10115#false} is VALID [2022-04-15 05:58:06,507 INFO L290 TraceCheckUtils]: 35: Hoare triple {10115#false} ~cond := #in~cond; {10115#false} is VALID [2022-04-15 05:58:06,507 INFO L272 TraceCheckUtils]: 34: Hoare triple {10115#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {10115#false} is VALID [2022-04-15 05:58:06,507 INFO L290 TraceCheckUtils]: 33: Hoare triple {10275#(< (mod main_~y~0 4294967296) 1024)} assume !(~y~0 % 4294967296 < 1024); {10115#false} is VALID [2022-04-15 05:58:06,508 INFO L290 TraceCheckUtils]: 32: Hoare triple {10279#(< (mod (+ main_~y~0 1) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10275#(< (mod main_~y~0 4294967296) 1024)} is VALID [2022-04-15 05:58:06,508 INFO L290 TraceCheckUtils]: 31: Hoare triple {10283#(< (mod (+ main_~y~0 2) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10279#(< (mod (+ main_~y~0 1) 4294967296) 1024)} is VALID [2022-04-15 05:58:06,509 INFO L290 TraceCheckUtils]: 30: Hoare triple {10287#(< (mod (+ main_~y~0 3) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10283#(< (mod (+ main_~y~0 2) 4294967296) 1024)} is VALID [2022-04-15 05:58:06,513 INFO L290 TraceCheckUtils]: 29: Hoare triple {10291#(< (mod (+ main_~y~0 4) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10287#(< (mod (+ main_~y~0 3) 4294967296) 1024)} is VALID [2022-04-15 05:58:06,513 INFO L290 TraceCheckUtils]: 28: Hoare triple {10295#(< (mod (+ 5 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10291#(< (mod (+ main_~y~0 4) 4294967296) 1024)} is VALID [2022-04-15 05:58:06,514 INFO L290 TraceCheckUtils]: 27: Hoare triple {10299#(< (mod (+ main_~y~0 6) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10295#(< (mod (+ 5 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:58:06,515 INFO L290 TraceCheckUtils]: 26: Hoare triple {10303#(< (mod (+ 7 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10299#(< (mod (+ main_~y~0 6) 4294967296) 1024)} is VALID [2022-04-15 05:58:06,522 INFO L290 TraceCheckUtils]: 25: Hoare triple {10307#(< (mod (+ main_~y~0 8) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10303#(< (mod (+ 7 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:58:06,523 INFO L290 TraceCheckUtils]: 24: Hoare triple {10311#(< (mod (+ main_~y~0 9) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10307#(< (mod (+ main_~y~0 8) 4294967296) 1024)} is VALID [2022-04-15 05:58:06,525 INFO L290 TraceCheckUtils]: 23: Hoare triple {10315#(< (mod (+ main_~y~0 10) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10311#(< (mod (+ main_~y~0 9) 4294967296) 1024)} is VALID [2022-04-15 05:58:06,525 INFO L290 TraceCheckUtils]: 22: Hoare triple {10319#(< (mod (+ main_~y~0 11) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10315#(< (mod (+ main_~y~0 10) 4294967296) 1024)} is VALID [2022-04-15 05:58:06,526 INFO L290 TraceCheckUtils]: 21: Hoare triple {10323#(< (mod (+ main_~y~0 12) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10319#(< (mod (+ main_~y~0 11) 4294967296) 1024)} is VALID [2022-04-15 05:58:06,526 INFO L290 TraceCheckUtils]: 20: Hoare triple {10327#(< (mod (+ main_~y~0 13) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10323#(< (mod (+ main_~y~0 12) 4294967296) 1024)} is VALID [2022-04-15 05:58:06,527 INFO L290 TraceCheckUtils]: 19: Hoare triple {10331#(< (mod (+ main_~y~0 14) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10327#(< (mod (+ main_~y~0 13) 4294967296) 1024)} is VALID [2022-04-15 05:58:06,528 INFO L290 TraceCheckUtils]: 18: Hoare triple {10335#(< (mod (+ main_~y~0 15) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10331#(< (mod (+ main_~y~0 14) 4294967296) 1024)} is VALID [2022-04-15 05:58:06,529 INFO L290 TraceCheckUtils]: 17: Hoare triple {10339#(< (mod (+ main_~y~0 16) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10335#(< (mod (+ main_~y~0 15) 4294967296) 1024)} is VALID [2022-04-15 05:58:06,529 INFO L290 TraceCheckUtils]: 16: Hoare triple {10343#(< (mod (+ main_~y~0 17) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10339#(< (mod (+ main_~y~0 16) 4294967296) 1024)} is VALID [2022-04-15 05:58:06,530 INFO L290 TraceCheckUtils]: 15: Hoare triple {10347#(< (mod (+ main_~y~0 18) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10343#(< (mod (+ main_~y~0 17) 4294967296) 1024)} is VALID [2022-04-15 05:58:06,530 INFO L290 TraceCheckUtils]: 14: Hoare triple {10351#(< (mod (+ 19 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10347#(< (mod (+ main_~y~0 18) 4294967296) 1024)} is VALID [2022-04-15 05:58:06,531 INFO L290 TraceCheckUtils]: 13: Hoare triple {10355#(< (mod (+ main_~y~0 20) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10351#(< (mod (+ 19 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:58:06,531 INFO L290 TraceCheckUtils]: 12: Hoare triple {10359#(< (mod (+ main_~y~0 21) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10355#(< (mod (+ main_~y~0 20) 4294967296) 1024)} is VALID [2022-04-15 05:58:06,532 INFO L290 TraceCheckUtils]: 11: Hoare triple {10363#(< (mod (+ main_~y~0 22) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10359#(< (mod (+ main_~y~0 21) 4294967296) 1024)} is VALID [2022-04-15 05:58:06,532 INFO L290 TraceCheckUtils]: 10: Hoare triple {10367#(< (mod (+ 23 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10363#(< (mod (+ main_~y~0 22) 4294967296) 1024)} is VALID [2022-04-15 05:58:06,533 INFO L290 TraceCheckUtils]: 9: Hoare triple {10371#(< (mod (+ main_~y~0 24) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10367#(< (mod (+ 23 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:58:06,533 INFO L290 TraceCheckUtils]: 8: Hoare triple {10375#(< (mod (+ main_~y~0 25) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10371#(< (mod (+ main_~y~0 24) 4294967296) 1024)} is VALID [2022-04-15 05:58:06,534 INFO L290 TraceCheckUtils]: 7: Hoare triple {10379#(< (mod (+ main_~y~0 26) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10375#(< (mod (+ main_~y~0 25) 4294967296) 1024)} is VALID [2022-04-15 05:58:06,534 INFO L290 TraceCheckUtils]: 6: Hoare triple {10383#(< (mod (+ main_~y~0 27) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10379#(< (mod (+ main_~y~0 26) 4294967296) 1024)} is VALID [2022-04-15 05:58:06,534 INFO L290 TraceCheckUtils]: 5: Hoare triple {10114#true} ~x~0 := 1;~y~0 := 0; {10383#(< (mod (+ main_~y~0 27) 4294967296) 1024)} is VALID [2022-04-15 05:58:06,535 INFO L272 TraceCheckUtils]: 4: Hoare triple {10114#true} call #t~ret5 := main(); {10114#true} is VALID [2022-04-15 05:58:06,535 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {10114#true} {10114#true} #34#return; {10114#true} is VALID [2022-04-15 05:58:06,535 INFO L290 TraceCheckUtils]: 2: Hoare triple {10114#true} assume true; {10114#true} is VALID [2022-04-15 05:58:06,535 INFO L290 TraceCheckUtils]: 1: Hoare triple {10114#true} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {10114#true} is VALID [2022-04-15 05:58:06,535 INFO L272 TraceCheckUtils]: 0: Hoare triple {10114#true} call ULTIMATE.init(); {10114#true} is VALID [2022-04-15 05:58:06,535 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 05:58:06,535 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1738522021] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-15 05:58:06,535 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-04-15 05:58:06,535 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [31, 30, 30] total 60 [2022-04-15 05:58:06,536 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-15 05:58:06,536 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [448116576] [2022-04-15 05:58:06,536 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [448116576] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-15 05:58:06,536 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-15 05:58:06,536 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [31] imperfect sequences [] total 31 [2022-04-15 05:58:06,536 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1995106250] [2022-04-15 05:58:06,536 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-15 05:58:06,551 INFO L78 Accepts]: Start accepts. Automaton has has 31 states, 31 states have (on average 1.096774193548387) internal successors, (34), 30 states have internal predecessors, (34), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 38 [2022-04-15 05:58:06,551 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-15 05:58:06,551 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 31 states, 31 states have (on average 1.096774193548387) internal successors, (34), 30 states have internal predecessors, (34), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:58:06,565 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 38 edges. 38 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 05:58:06,565 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 31 states [2022-04-15 05:58:06,565 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-15 05:58:06,566 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2022-04-15 05:58:06,571 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=957, Invalid=2583, Unknown=0, NotChecked=0, Total=3540 [2022-04-15 05:58:06,571 INFO L87 Difference]: Start difference. First operand 39 states and 39 transitions. Second operand has 31 states, 31 states have (on average 1.096774193548387) internal successors, (34), 30 states have internal predecessors, (34), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:58:07,848 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 05:58:07,848 INFO L93 Difference]: Finished difference Result 45 states and 45 transitions. [2022-04-15 05:58:07,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2022-04-15 05:58:07,848 INFO L78 Accepts]: Start accepts. Automaton has has 31 states, 31 states have (on average 1.096774193548387) internal successors, (34), 30 states have internal predecessors, (34), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 38 [2022-04-15 05:58:07,848 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-15 05:58:07,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 31 states, 31 states have (on average 1.096774193548387) internal successors, (34), 30 states have internal predecessors, (34), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:58:07,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 45 transitions. [2022-04-15 05:58:07,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 31 states, 31 states have (on average 1.096774193548387) internal successors, (34), 30 states have internal predecessors, (34), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:58:07,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 45 transitions. [2022-04-15 05:58:07,849 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 31 states and 45 transitions. [2022-04-15 05:58:07,868 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 45 edges. 45 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 05:58:07,868 INFO L225 Difference]: With dead ends: 45 [2022-04-15 05:58:07,868 INFO L226 Difference]: Without dead ends: 40 [2022-04-15 05:58:07,869 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 135 GetRequests, 48 SyntacticMatches, 1 SemanticMatches, 86 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 438 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=1907, Invalid=5749, Unknown=0, NotChecked=0, Total=7656 [2022-04-15 05:58:07,872 INFO L913 BasicCegarLoop]: 11 mSDtfsCounter, 6 mSDsluCounter, 132 mSDsCounter, 0 mSdLazyCounter, 888 mSolverCounterSat, 57 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 143 SdHoareTripleChecker+Invalid, 945 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 57 IncrementalHoareTripleChecker+Valid, 888 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-04-15 05:58:07,874 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [6 Valid, 143 Invalid, 945 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [57 Valid, 888 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-04-15 05:58:07,874 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40 states. [2022-04-15 05:58:07,900 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40 to 40. [2022-04-15 05:58:07,900 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-15 05:58:07,901 INFO L82 GeneralOperation]: Start isEquivalent. First operand 40 states. Second operand has 40 states, 35 states have (on average 1.0285714285714285) internal successors, (36), 35 states have internal predecessors, (36), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:58:07,901 INFO L74 IsIncluded]: Start isIncluded. First operand 40 states. Second operand has 40 states, 35 states have (on average 1.0285714285714285) internal successors, (36), 35 states have internal predecessors, (36), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:58:07,901 INFO L87 Difference]: Start difference. First operand 40 states. Second operand has 40 states, 35 states have (on average 1.0285714285714285) internal successors, (36), 35 states have internal predecessors, (36), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:58:07,901 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 05:58:07,901 INFO L93 Difference]: Finished difference Result 40 states and 40 transitions. [2022-04-15 05:58:07,901 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 40 transitions. [2022-04-15 05:58:07,901 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-15 05:58:07,902 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-15 05:58:07,902 INFO L74 IsIncluded]: Start isIncluded. First operand has 40 states, 35 states have (on average 1.0285714285714285) internal successors, (36), 35 states have internal predecessors, (36), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 40 states. [2022-04-15 05:58:07,902 INFO L87 Difference]: Start difference. First operand has 40 states, 35 states have (on average 1.0285714285714285) internal successors, (36), 35 states have internal predecessors, (36), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 40 states. [2022-04-15 05:58:07,902 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 05:58:07,902 INFO L93 Difference]: Finished difference Result 40 states and 40 transitions. [2022-04-15 05:58:07,902 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 40 transitions. [2022-04-15 05:58:07,902 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-15 05:58:07,902 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-15 05:58:07,902 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-15 05:58:07,903 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-15 05:58:07,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 40 states, 35 states have (on average 1.0285714285714285) internal successors, (36), 35 states have internal predecessors, (36), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:58:07,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 40 states and 40 transitions. [2022-04-15 05:58:07,903 INFO L78 Accepts]: Start accepts. Automaton has 40 states and 40 transitions. Word has length 38 [2022-04-15 05:58:07,903 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-15 05:58:07,903 INFO L478 AbstractCegarLoop]: Abstraction has 40 states and 40 transitions. [2022-04-15 05:58:07,903 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 31 states, 31 states have (on average 1.096774193548387) internal successors, (34), 30 states have internal predecessors, (34), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:58:07,903 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 40 states and 40 transitions. [2022-04-15 05:58:07,926 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 40 edges. 40 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 05:58:07,926 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 40 transitions. [2022-04-15 05:58:07,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-04-15 05:58:07,927 INFO L491 BasicCegarLoop]: Found error trace [2022-04-15 05:58:07,927 INFO L499 BasicCegarLoop]: trace histogram [28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-15 05:58:07,933 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (28)] Forceful destruction successful, exit code 0 [2022-04-15 05:58:08,131 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable54,SelfDestructingSolverStorable55,28 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-15 05:58:08,131 INFO L403 AbstractCegarLoop]: === Iteration 30 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-15 05:58:08,131 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-15 05:58:08,131 INFO L85 PathProgramCache]: Analyzing trace with hash -257037988, now seen corresponding path program 55 times [2022-04-15 05:58:08,132 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-15 05:58:08,132 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [1722708169] [2022-04-15 05:58:09,418 INFO L89 AcceleratorJordan]: Jordan loop acceleration statistics: 1 HavocedVariables, 2 AssignedVariables, 0 ReadonlyVariables, Eigenvalues: {0={1=1}, 1={2=1}}, 1 SequentialAcceleration, 0 AlternatingAcceleration, 1 QuantifierFreeResult [2022-04-15 05:58:09,419 INFO L271 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2022-04-15 05:58:09,420 INFO L85 PathProgramCache]: Analyzing trace with hash -271463497, now seen corresponding path program 1 times [2022-04-15 05:58:09,420 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-15 05:58:09,421 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1210392226] [2022-04-15 05:58:09,421 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-15 05:58:09,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-15 05:58:09,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-15 05:58:09,438 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-04-15 05:58:09,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-15 05:58:09,441 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-04-15 05:58:09,441 INFO L85 PathProgramCache]: Analyzing trace with hash -257037988, now seen corresponding path program 56 times [2022-04-15 05:58:09,441 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-15 05:58:09,441 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1752430236] [2022-04-15 05:58:09,441 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-15 05:58:09,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-15 05:58:09,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 05:58:09,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-15 05:58:09,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 05:58:09,901 INFO L290 TraceCheckUtils]: 0: Hoare triple {10744#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {10710#true} is VALID [2022-04-15 05:58:09,901 INFO L290 TraceCheckUtils]: 1: Hoare triple {10710#true} assume true; {10710#true} is VALID [2022-04-15 05:58:09,901 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {10710#true} {10710#true} #34#return; {10710#true} is VALID [2022-04-15 05:58:09,901 INFO L272 TraceCheckUtils]: 0: Hoare triple {10710#true} call ULTIMATE.init(); {10744#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} is VALID [2022-04-15 05:58:09,902 INFO L290 TraceCheckUtils]: 1: Hoare triple {10744#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {10710#true} is VALID [2022-04-15 05:58:09,902 INFO L290 TraceCheckUtils]: 2: Hoare triple {10710#true} assume true; {10710#true} is VALID [2022-04-15 05:58:09,902 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {10710#true} {10710#true} #34#return; {10710#true} is VALID [2022-04-15 05:58:09,902 INFO L272 TraceCheckUtils]: 4: Hoare triple {10710#true} call #t~ret5 := main(); {10710#true} is VALID [2022-04-15 05:58:09,902 INFO L290 TraceCheckUtils]: 5: Hoare triple {10710#true} ~x~0 := 1;~y~0 := 0; {10715#(= main_~y~0 0)} is VALID [2022-04-15 05:58:09,902 INFO L290 TraceCheckUtils]: 6: Hoare triple {10715#(= main_~y~0 0)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10716#(and (<= 1 main_~y~0) (<= main_~y~0 1))} is VALID [2022-04-15 05:58:09,903 INFO L290 TraceCheckUtils]: 7: Hoare triple {10716#(and (<= 1 main_~y~0) (<= main_~y~0 1))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10717#(and (<= 2 main_~y~0) (<= main_~y~0 2))} is VALID [2022-04-15 05:58:09,903 INFO L290 TraceCheckUtils]: 8: Hoare triple {10717#(and (<= 2 main_~y~0) (<= main_~y~0 2))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10718#(and (<= main_~y~0 3) (<= 3 main_~y~0))} is VALID [2022-04-15 05:58:09,904 INFO L290 TraceCheckUtils]: 9: Hoare triple {10718#(and (<= main_~y~0 3) (<= 3 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10719#(and (<= main_~y~0 4) (<= 4 main_~y~0))} is VALID [2022-04-15 05:58:09,904 INFO L290 TraceCheckUtils]: 10: Hoare triple {10719#(and (<= main_~y~0 4) (<= 4 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10720#(and (<= 5 main_~y~0) (<= main_~y~0 5))} is VALID [2022-04-15 05:58:09,904 INFO L290 TraceCheckUtils]: 11: Hoare triple {10720#(and (<= 5 main_~y~0) (<= main_~y~0 5))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10721#(and (<= main_~y~0 6) (<= 6 main_~y~0))} is VALID [2022-04-15 05:58:09,905 INFO L290 TraceCheckUtils]: 12: Hoare triple {10721#(and (<= main_~y~0 6) (<= 6 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10722#(and (<= 7 main_~y~0) (<= main_~y~0 7))} is VALID [2022-04-15 05:58:09,905 INFO L290 TraceCheckUtils]: 13: Hoare triple {10722#(and (<= 7 main_~y~0) (<= main_~y~0 7))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10723#(and (<= main_~y~0 8) (<= 8 main_~y~0))} is VALID [2022-04-15 05:58:09,906 INFO L290 TraceCheckUtils]: 14: Hoare triple {10723#(and (<= main_~y~0 8) (<= 8 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10724#(and (<= 9 main_~y~0) (<= main_~y~0 9))} is VALID [2022-04-15 05:58:09,906 INFO L290 TraceCheckUtils]: 15: Hoare triple {10724#(and (<= 9 main_~y~0) (<= main_~y~0 9))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10725#(and (<= main_~y~0 10) (<= 10 main_~y~0))} is VALID [2022-04-15 05:58:09,907 INFO L290 TraceCheckUtils]: 16: Hoare triple {10725#(and (<= main_~y~0 10) (<= 10 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10726#(and (<= main_~y~0 11) (<= 11 main_~y~0))} is VALID [2022-04-15 05:58:09,907 INFO L290 TraceCheckUtils]: 17: Hoare triple {10726#(and (<= main_~y~0 11) (<= 11 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10727#(and (<= 12 main_~y~0) (<= main_~y~0 12))} is VALID [2022-04-15 05:58:09,907 INFO L290 TraceCheckUtils]: 18: Hoare triple {10727#(and (<= 12 main_~y~0) (<= main_~y~0 12))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10728#(and (<= main_~y~0 13) (<= 13 main_~y~0))} is VALID [2022-04-15 05:58:09,908 INFO L290 TraceCheckUtils]: 19: Hoare triple {10728#(and (<= main_~y~0 13) (<= 13 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10729#(and (<= 14 main_~y~0) (<= main_~y~0 14))} is VALID [2022-04-15 05:58:09,908 INFO L290 TraceCheckUtils]: 20: Hoare triple {10729#(and (<= 14 main_~y~0) (<= main_~y~0 14))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10730#(and (<= main_~y~0 15) (<= 15 main_~y~0))} is VALID [2022-04-15 05:58:09,909 INFO L290 TraceCheckUtils]: 21: Hoare triple {10730#(and (<= main_~y~0 15) (<= 15 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10731#(and (<= 16 main_~y~0) (<= main_~y~0 16))} is VALID [2022-04-15 05:58:09,909 INFO L290 TraceCheckUtils]: 22: Hoare triple {10731#(and (<= 16 main_~y~0) (<= main_~y~0 16))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10732#(and (<= main_~y~0 17) (<= 17 main_~y~0))} is VALID [2022-04-15 05:58:09,909 INFO L290 TraceCheckUtils]: 23: Hoare triple {10732#(and (<= main_~y~0 17) (<= 17 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10733#(and (<= 18 main_~y~0) (<= main_~y~0 18))} is VALID [2022-04-15 05:58:09,910 INFO L290 TraceCheckUtils]: 24: Hoare triple {10733#(and (<= 18 main_~y~0) (<= main_~y~0 18))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10734#(and (<= 19 main_~y~0) (<= main_~y~0 19))} is VALID [2022-04-15 05:58:09,910 INFO L290 TraceCheckUtils]: 25: Hoare triple {10734#(and (<= 19 main_~y~0) (<= main_~y~0 19))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10735#(and (<= 20 main_~y~0) (<= main_~y~0 20))} is VALID [2022-04-15 05:58:09,911 INFO L290 TraceCheckUtils]: 26: Hoare triple {10735#(and (<= 20 main_~y~0) (<= main_~y~0 20))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10736#(and (<= main_~y~0 21) (<= 21 main_~y~0))} is VALID [2022-04-15 05:58:09,911 INFO L290 TraceCheckUtils]: 27: Hoare triple {10736#(and (<= main_~y~0 21) (<= 21 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10737#(and (<= main_~y~0 22) (<= 22 main_~y~0))} is VALID [2022-04-15 05:58:09,912 INFO L290 TraceCheckUtils]: 28: Hoare triple {10737#(and (<= main_~y~0 22) (<= 22 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10738#(and (<= main_~y~0 23) (<= 23 main_~y~0))} is VALID [2022-04-15 05:58:09,912 INFO L290 TraceCheckUtils]: 29: Hoare triple {10738#(and (<= main_~y~0 23) (<= 23 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10739#(and (<= 24 main_~y~0) (<= main_~y~0 24))} is VALID [2022-04-15 05:58:09,912 INFO L290 TraceCheckUtils]: 30: Hoare triple {10739#(and (<= 24 main_~y~0) (<= main_~y~0 24))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10740#(and (<= 25 main_~y~0) (<= main_~y~0 25))} is VALID [2022-04-15 05:58:09,913 INFO L290 TraceCheckUtils]: 31: Hoare triple {10740#(and (<= 25 main_~y~0) (<= main_~y~0 25))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10741#(and (<= main_~y~0 26) (<= 26 main_~y~0))} is VALID [2022-04-15 05:58:09,913 INFO L290 TraceCheckUtils]: 32: Hoare triple {10741#(and (<= main_~y~0 26) (<= 26 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10742#(and (<= main_~y~0 27) (<= 27 main_~y~0))} is VALID [2022-04-15 05:58:09,914 INFO L290 TraceCheckUtils]: 33: Hoare triple {10742#(and (<= main_~y~0 27) (<= 27 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10743#(and (<= main_~y~0 28) (not (<= (+ (div main_~y~0 4294967296) 1) 0)))} is VALID [2022-04-15 05:58:09,914 INFO L290 TraceCheckUtils]: 34: Hoare triple {10743#(and (<= main_~y~0 28) (not (<= (+ (div main_~y~0 4294967296) 1) 0)))} assume !(~y~0 % 4294967296 < 1024); {10711#false} is VALID [2022-04-15 05:58:09,914 INFO L272 TraceCheckUtils]: 35: Hoare triple {10711#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {10711#false} is VALID [2022-04-15 05:58:09,914 INFO L290 TraceCheckUtils]: 36: Hoare triple {10711#false} ~cond := #in~cond; {10711#false} is VALID [2022-04-15 05:58:09,914 INFO L290 TraceCheckUtils]: 37: Hoare triple {10711#false} assume 0 == ~cond; {10711#false} is VALID [2022-04-15 05:58:09,914 INFO L290 TraceCheckUtils]: 38: Hoare triple {10711#false} assume !false; {10711#false} is VALID [2022-04-15 05:58:09,915 INFO L134 CoverageAnalysis]: Checked inductivity of 406 backedges. 0 proven. 406 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 05:58:09,915 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-15 05:58:09,915 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1752430236] [2022-04-15 05:58:09,916 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1752430236] provided 0 perfect and 1 imperfect interpolant sequences [2022-04-15 05:58:09,916 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1668920253] [2022-04-15 05:58:09,916 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-04-15 05:58:09,916 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-15 05:58:09,916 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-15 05:58:09,917 INFO L229 MonitoredProcess]: Starting monitored process 29 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-04-15 05:58:09,932 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (29)] Waiting until timeout for monitored process [2022-04-15 05:58:10,011 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-04-15 05:58:10,011 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-15 05:58:10,013 INFO L263 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 59 conjunts are in the unsatisfiable core [2022-04-15 05:58:10,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 05:58:10,022 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-15 05:58:10,265 INFO L272 TraceCheckUtils]: 0: Hoare triple {10710#true} call ULTIMATE.init(); {10710#true} is VALID [2022-04-15 05:58:10,265 INFO L290 TraceCheckUtils]: 1: Hoare triple {10710#true} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {10710#true} is VALID [2022-04-15 05:58:10,265 INFO L290 TraceCheckUtils]: 2: Hoare triple {10710#true} assume true; {10710#true} is VALID [2022-04-15 05:58:10,265 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {10710#true} {10710#true} #34#return; {10710#true} is VALID [2022-04-15 05:58:10,266 INFO L272 TraceCheckUtils]: 4: Hoare triple {10710#true} call #t~ret5 := main(); {10710#true} is VALID [2022-04-15 05:58:10,266 INFO L290 TraceCheckUtils]: 5: Hoare triple {10710#true} ~x~0 := 1;~y~0 := 0; {10715#(= main_~y~0 0)} is VALID [2022-04-15 05:58:10,266 INFO L290 TraceCheckUtils]: 6: Hoare triple {10715#(= main_~y~0 0)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10716#(and (<= 1 main_~y~0) (<= main_~y~0 1))} is VALID [2022-04-15 05:58:10,266 INFO L290 TraceCheckUtils]: 7: Hoare triple {10716#(and (<= 1 main_~y~0) (<= main_~y~0 1))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10717#(and (<= 2 main_~y~0) (<= main_~y~0 2))} is VALID [2022-04-15 05:58:10,267 INFO L290 TraceCheckUtils]: 8: Hoare triple {10717#(and (<= 2 main_~y~0) (<= main_~y~0 2))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10718#(and (<= main_~y~0 3) (<= 3 main_~y~0))} is VALID [2022-04-15 05:58:10,267 INFO L290 TraceCheckUtils]: 9: Hoare triple {10718#(and (<= main_~y~0 3) (<= 3 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10719#(and (<= main_~y~0 4) (<= 4 main_~y~0))} is VALID [2022-04-15 05:58:10,268 INFO L290 TraceCheckUtils]: 10: Hoare triple {10719#(and (<= main_~y~0 4) (<= 4 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10720#(and (<= 5 main_~y~0) (<= main_~y~0 5))} is VALID [2022-04-15 05:58:10,268 INFO L290 TraceCheckUtils]: 11: Hoare triple {10720#(and (<= 5 main_~y~0) (<= main_~y~0 5))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10721#(and (<= main_~y~0 6) (<= 6 main_~y~0))} is VALID [2022-04-15 05:58:10,269 INFO L290 TraceCheckUtils]: 12: Hoare triple {10721#(and (<= main_~y~0 6) (<= 6 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10722#(and (<= 7 main_~y~0) (<= main_~y~0 7))} is VALID [2022-04-15 05:58:10,269 INFO L290 TraceCheckUtils]: 13: Hoare triple {10722#(and (<= 7 main_~y~0) (<= main_~y~0 7))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10723#(and (<= main_~y~0 8) (<= 8 main_~y~0))} is VALID [2022-04-15 05:58:10,269 INFO L290 TraceCheckUtils]: 14: Hoare triple {10723#(and (<= main_~y~0 8) (<= 8 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10724#(and (<= 9 main_~y~0) (<= main_~y~0 9))} is VALID [2022-04-15 05:58:10,270 INFO L290 TraceCheckUtils]: 15: Hoare triple {10724#(and (<= 9 main_~y~0) (<= main_~y~0 9))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10725#(and (<= main_~y~0 10) (<= 10 main_~y~0))} is VALID [2022-04-15 05:58:10,270 INFO L290 TraceCheckUtils]: 16: Hoare triple {10725#(and (<= main_~y~0 10) (<= 10 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10726#(and (<= main_~y~0 11) (<= 11 main_~y~0))} is VALID [2022-04-15 05:58:10,270 INFO L290 TraceCheckUtils]: 17: Hoare triple {10726#(and (<= main_~y~0 11) (<= 11 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10727#(and (<= 12 main_~y~0) (<= main_~y~0 12))} is VALID [2022-04-15 05:58:10,271 INFO L290 TraceCheckUtils]: 18: Hoare triple {10727#(and (<= 12 main_~y~0) (<= main_~y~0 12))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10728#(and (<= main_~y~0 13) (<= 13 main_~y~0))} is VALID [2022-04-15 05:58:10,271 INFO L290 TraceCheckUtils]: 19: Hoare triple {10728#(and (<= main_~y~0 13) (<= 13 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10729#(and (<= 14 main_~y~0) (<= main_~y~0 14))} is VALID [2022-04-15 05:58:10,272 INFO L290 TraceCheckUtils]: 20: Hoare triple {10729#(and (<= 14 main_~y~0) (<= main_~y~0 14))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10730#(and (<= main_~y~0 15) (<= 15 main_~y~0))} is VALID [2022-04-15 05:58:10,272 INFO L290 TraceCheckUtils]: 21: Hoare triple {10730#(and (<= main_~y~0 15) (<= 15 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10731#(and (<= 16 main_~y~0) (<= main_~y~0 16))} is VALID [2022-04-15 05:58:10,272 INFO L290 TraceCheckUtils]: 22: Hoare triple {10731#(and (<= 16 main_~y~0) (<= main_~y~0 16))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10732#(and (<= main_~y~0 17) (<= 17 main_~y~0))} is VALID [2022-04-15 05:58:10,273 INFO L290 TraceCheckUtils]: 23: Hoare triple {10732#(and (<= main_~y~0 17) (<= 17 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10733#(and (<= 18 main_~y~0) (<= main_~y~0 18))} is VALID [2022-04-15 05:58:10,273 INFO L290 TraceCheckUtils]: 24: Hoare triple {10733#(and (<= 18 main_~y~0) (<= main_~y~0 18))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10734#(and (<= 19 main_~y~0) (<= main_~y~0 19))} is VALID [2022-04-15 05:58:10,274 INFO L290 TraceCheckUtils]: 25: Hoare triple {10734#(and (<= 19 main_~y~0) (<= main_~y~0 19))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10735#(and (<= 20 main_~y~0) (<= main_~y~0 20))} is VALID [2022-04-15 05:58:10,274 INFO L290 TraceCheckUtils]: 26: Hoare triple {10735#(and (<= 20 main_~y~0) (<= main_~y~0 20))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10736#(and (<= main_~y~0 21) (<= 21 main_~y~0))} is VALID [2022-04-15 05:58:10,274 INFO L290 TraceCheckUtils]: 27: Hoare triple {10736#(and (<= main_~y~0 21) (<= 21 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10737#(and (<= main_~y~0 22) (<= 22 main_~y~0))} is VALID [2022-04-15 05:58:10,275 INFO L290 TraceCheckUtils]: 28: Hoare triple {10737#(and (<= main_~y~0 22) (<= 22 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10738#(and (<= main_~y~0 23) (<= 23 main_~y~0))} is VALID [2022-04-15 05:58:10,275 INFO L290 TraceCheckUtils]: 29: Hoare triple {10738#(and (<= main_~y~0 23) (<= 23 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10739#(and (<= 24 main_~y~0) (<= main_~y~0 24))} is VALID [2022-04-15 05:58:10,276 INFO L290 TraceCheckUtils]: 30: Hoare triple {10739#(and (<= 24 main_~y~0) (<= main_~y~0 24))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10740#(and (<= 25 main_~y~0) (<= main_~y~0 25))} is VALID [2022-04-15 05:58:10,276 INFO L290 TraceCheckUtils]: 31: Hoare triple {10740#(and (<= 25 main_~y~0) (<= main_~y~0 25))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10741#(and (<= main_~y~0 26) (<= 26 main_~y~0))} is VALID [2022-04-15 05:58:10,276 INFO L290 TraceCheckUtils]: 32: Hoare triple {10741#(and (<= main_~y~0 26) (<= 26 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10742#(and (<= main_~y~0 27) (<= 27 main_~y~0))} is VALID [2022-04-15 05:58:10,277 INFO L290 TraceCheckUtils]: 33: Hoare triple {10742#(and (<= main_~y~0 27) (<= 27 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10847#(and (<= main_~y~0 28) (<= 28 main_~y~0))} is VALID [2022-04-15 05:58:10,277 INFO L290 TraceCheckUtils]: 34: Hoare triple {10847#(and (<= main_~y~0 28) (<= 28 main_~y~0))} assume !(~y~0 % 4294967296 < 1024); {10711#false} is VALID [2022-04-15 05:58:10,277 INFO L272 TraceCheckUtils]: 35: Hoare triple {10711#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {10711#false} is VALID [2022-04-15 05:58:10,277 INFO L290 TraceCheckUtils]: 36: Hoare triple {10711#false} ~cond := #in~cond; {10711#false} is VALID [2022-04-15 05:58:10,277 INFO L290 TraceCheckUtils]: 37: Hoare triple {10711#false} assume 0 == ~cond; {10711#false} is VALID [2022-04-15 05:58:10,277 INFO L290 TraceCheckUtils]: 38: Hoare triple {10711#false} assume !false; {10711#false} is VALID [2022-04-15 05:58:10,278 INFO L134 CoverageAnalysis]: Checked inductivity of 406 backedges. 0 proven. 406 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 05:58:10,278 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-15 05:58:11,273 INFO L290 TraceCheckUtils]: 38: Hoare triple {10711#false} assume !false; {10711#false} is VALID [2022-04-15 05:58:11,273 INFO L290 TraceCheckUtils]: 37: Hoare triple {10711#false} assume 0 == ~cond; {10711#false} is VALID [2022-04-15 05:58:11,273 INFO L290 TraceCheckUtils]: 36: Hoare triple {10711#false} ~cond := #in~cond; {10711#false} is VALID [2022-04-15 05:58:11,273 INFO L272 TraceCheckUtils]: 35: Hoare triple {10711#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {10711#false} is VALID [2022-04-15 05:58:11,274 INFO L290 TraceCheckUtils]: 34: Hoare triple {10875#(< (mod main_~y~0 4294967296) 1024)} assume !(~y~0 % 4294967296 < 1024); {10711#false} is VALID [2022-04-15 05:58:11,277 INFO L290 TraceCheckUtils]: 33: Hoare triple {10879#(< (mod (+ main_~y~0 1) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10875#(< (mod main_~y~0 4294967296) 1024)} is VALID [2022-04-15 05:58:11,277 INFO L290 TraceCheckUtils]: 32: Hoare triple {10883#(< (mod (+ main_~y~0 2) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10879#(< (mod (+ main_~y~0 1) 4294967296) 1024)} is VALID [2022-04-15 05:58:11,278 INFO L290 TraceCheckUtils]: 31: Hoare triple {10887#(< (mod (+ main_~y~0 3) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10883#(< (mod (+ main_~y~0 2) 4294967296) 1024)} is VALID [2022-04-15 05:58:11,279 INFO L290 TraceCheckUtils]: 30: Hoare triple {10891#(< (mod (+ main_~y~0 4) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10887#(< (mod (+ main_~y~0 3) 4294967296) 1024)} is VALID [2022-04-15 05:58:11,279 INFO L290 TraceCheckUtils]: 29: Hoare triple {10895#(< (mod (+ 5 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10891#(< (mod (+ main_~y~0 4) 4294967296) 1024)} is VALID [2022-04-15 05:58:11,280 INFO L290 TraceCheckUtils]: 28: Hoare triple {10899#(< (mod (+ main_~y~0 6) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10895#(< (mod (+ 5 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:58:11,280 INFO L290 TraceCheckUtils]: 27: Hoare triple {10903#(< (mod (+ 7 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10899#(< (mod (+ main_~y~0 6) 4294967296) 1024)} is VALID [2022-04-15 05:58:11,281 INFO L290 TraceCheckUtils]: 26: Hoare triple {10907#(< (mod (+ main_~y~0 8) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10903#(< (mod (+ 7 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:58:11,281 INFO L290 TraceCheckUtils]: 25: Hoare triple {10911#(< (mod (+ main_~y~0 9) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10907#(< (mod (+ main_~y~0 8) 4294967296) 1024)} is VALID [2022-04-15 05:58:11,282 INFO L290 TraceCheckUtils]: 24: Hoare triple {10915#(< (mod (+ main_~y~0 10) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10911#(< (mod (+ main_~y~0 9) 4294967296) 1024)} is VALID [2022-04-15 05:58:11,282 INFO L290 TraceCheckUtils]: 23: Hoare triple {10919#(< (mod (+ main_~y~0 11) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10915#(< (mod (+ main_~y~0 10) 4294967296) 1024)} is VALID [2022-04-15 05:58:11,283 INFO L290 TraceCheckUtils]: 22: Hoare triple {10923#(< (mod (+ main_~y~0 12) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10919#(< (mod (+ main_~y~0 11) 4294967296) 1024)} is VALID [2022-04-15 05:58:11,283 INFO L290 TraceCheckUtils]: 21: Hoare triple {10927#(< (mod (+ main_~y~0 13) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10923#(< (mod (+ main_~y~0 12) 4294967296) 1024)} is VALID [2022-04-15 05:58:11,284 INFO L290 TraceCheckUtils]: 20: Hoare triple {10931#(< (mod (+ main_~y~0 14) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10927#(< (mod (+ main_~y~0 13) 4294967296) 1024)} is VALID [2022-04-15 05:58:11,284 INFO L290 TraceCheckUtils]: 19: Hoare triple {10935#(< (mod (+ main_~y~0 15) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10931#(< (mod (+ main_~y~0 14) 4294967296) 1024)} is VALID [2022-04-15 05:58:11,285 INFO L290 TraceCheckUtils]: 18: Hoare triple {10939#(< (mod (+ main_~y~0 16) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10935#(< (mod (+ main_~y~0 15) 4294967296) 1024)} is VALID [2022-04-15 05:58:11,285 INFO L290 TraceCheckUtils]: 17: Hoare triple {10943#(< (mod (+ main_~y~0 17) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10939#(< (mod (+ main_~y~0 16) 4294967296) 1024)} is VALID [2022-04-15 05:58:11,286 INFO L290 TraceCheckUtils]: 16: Hoare triple {10947#(< (mod (+ main_~y~0 18) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10943#(< (mod (+ main_~y~0 17) 4294967296) 1024)} is VALID [2022-04-15 05:58:11,286 INFO L290 TraceCheckUtils]: 15: Hoare triple {10951#(< (mod (+ 19 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10947#(< (mod (+ main_~y~0 18) 4294967296) 1024)} is VALID [2022-04-15 05:58:11,287 INFO L290 TraceCheckUtils]: 14: Hoare triple {10955#(< (mod (+ main_~y~0 20) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10951#(< (mod (+ 19 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:58:11,287 INFO L290 TraceCheckUtils]: 13: Hoare triple {10959#(< (mod (+ main_~y~0 21) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10955#(< (mod (+ main_~y~0 20) 4294967296) 1024)} is VALID [2022-04-15 05:58:11,288 INFO L290 TraceCheckUtils]: 12: Hoare triple {10963#(< (mod (+ main_~y~0 22) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10959#(< (mod (+ main_~y~0 21) 4294967296) 1024)} is VALID [2022-04-15 05:58:11,288 INFO L290 TraceCheckUtils]: 11: Hoare triple {10967#(< (mod (+ 23 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10963#(< (mod (+ main_~y~0 22) 4294967296) 1024)} is VALID [2022-04-15 05:58:11,289 INFO L290 TraceCheckUtils]: 10: Hoare triple {10971#(< (mod (+ main_~y~0 24) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10967#(< (mod (+ 23 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:58:11,289 INFO L290 TraceCheckUtils]: 9: Hoare triple {10975#(< (mod (+ main_~y~0 25) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10971#(< (mod (+ main_~y~0 24) 4294967296) 1024)} is VALID [2022-04-15 05:58:11,290 INFO L290 TraceCheckUtils]: 8: Hoare triple {10979#(< (mod (+ main_~y~0 26) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10975#(< (mod (+ main_~y~0 25) 4294967296) 1024)} is VALID [2022-04-15 05:58:11,290 INFO L290 TraceCheckUtils]: 7: Hoare triple {10983#(< (mod (+ main_~y~0 27) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10979#(< (mod (+ main_~y~0 26) 4294967296) 1024)} is VALID [2022-04-15 05:58:11,291 INFO L290 TraceCheckUtils]: 6: Hoare triple {10987#(< (mod (+ main_~y~0 28) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {10983#(< (mod (+ main_~y~0 27) 4294967296) 1024)} is VALID [2022-04-15 05:58:11,291 INFO L290 TraceCheckUtils]: 5: Hoare triple {10710#true} ~x~0 := 1;~y~0 := 0; {10987#(< (mod (+ main_~y~0 28) 4294967296) 1024)} is VALID [2022-04-15 05:58:11,291 INFO L272 TraceCheckUtils]: 4: Hoare triple {10710#true} call #t~ret5 := main(); {10710#true} is VALID [2022-04-15 05:58:11,294 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {10710#true} {10710#true} #34#return; {10710#true} is VALID [2022-04-15 05:58:11,294 INFO L290 TraceCheckUtils]: 2: Hoare triple {10710#true} assume true; {10710#true} is VALID [2022-04-15 05:58:11,294 INFO L290 TraceCheckUtils]: 1: Hoare triple {10710#true} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {10710#true} is VALID [2022-04-15 05:58:11,294 INFO L272 TraceCheckUtils]: 0: Hoare triple {10710#true} call ULTIMATE.init(); {10710#true} is VALID [2022-04-15 05:58:11,295 INFO L134 CoverageAnalysis]: Checked inductivity of 406 backedges. 0 proven. 406 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 05:58:11,295 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1668920253] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-15 05:58:11,295 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-04-15 05:58:11,295 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [32, 31, 31] total 62 [2022-04-15 05:58:11,296 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-15 05:58:11,296 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [1722708169] [2022-04-15 05:58:11,296 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [1722708169] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-15 05:58:11,296 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-15 05:58:11,296 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [32] imperfect sequences [] total 32 [2022-04-15 05:58:11,296 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1284124570] [2022-04-15 05:58:11,296 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-15 05:58:11,298 INFO L78 Accepts]: Start accepts. Automaton has has 32 states, 32 states have (on average 1.09375) internal successors, (35), 31 states have internal predecessors, (35), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 39 [2022-04-15 05:58:11,298 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-15 05:58:11,298 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 32 states, 32 states have (on average 1.09375) internal successors, (35), 31 states have internal predecessors, (35), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:58:11,312 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 39 edges. 39 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 05:58:11,312 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 32 states [2022-04-15 05:58:11,312 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-15 05:58:11,314 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2022-04-15 05:58:11,314 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1020, Invalid=2762, Unknown=0, NotChecked=0, Total=3782 [2022-04-15 05:58:11,314 INFO L87 Difference]: Start difference. First operand 40 states and 40 transitions. Second operand has 32 states, 32 states have (on average 1.09375) internal successors, (35), 31 states have internal predecessors, (35), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:58:12,636 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 05:58:12,636 INFO L93 Difference]: Finished difference Result 46 states and 46 transitions. [2022-04-15 05:58:12,636 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-04-15 05:58:12,636 INFO L78 Accepts]: Start accepts. Automaton has has 32 states, 32 states have (on average 1.09375) internal successors, (35), 31 states have internal predecessors, (35), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 39 [2022-04-15 05:58:12,636 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-15 05:58:12,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 32 states, 32 states have (on average 1.09375) internal successors, (35), 31 states have internal predecessors, (35), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:58:12,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 46 transitions. [2022-04-15 05:58:12,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 32 states, 32 states have (on average 1.09375) internal successors, (35), 31 states have internal predecessors, (35), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:58:12,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 46 transitions. [2022-04-15 05:58:12,639 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 32 states and 46 transitions. [2022-04-15 05:58:12,678 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 46 edges. 46 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 05:58:12,679 INFO L225 Difference]: With dead ends: 46 [2022-04-15 05:58:12,679 INFO L226 Difference]: Without dead ends: 41 [2022-04-15 05:58:12,680 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 139 GetRequests, 49 SyntacticMatches, 1 SemanticMatches, 89 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 468 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=2033, Invalid=6157, Unknown=0, NotChecked=0, Total=8190 [2022-04-15 05:58:12,680 INFO L913 BasicCegarLoop]: 11 mSDtfsCounter, 6 mSDsluCounter, 97 mSDsCounter, 0 mSdLazyCounter, 909 mSolverCounterSat, 59 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 108 SdHoareTripleChecker+Invalid, 968 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 59 IncrementalHoareTripleChecker+Valid, 909 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-04-15 05:58:12,680 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [6 Valid, 108 Invalid, 968 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [59 Valid, 909 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-04-15 05:58:12,681 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41 states. [2022-04-15 05:58:12,704 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41 to 41. [2022-04-15 05:58:12,705 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-15 05:58:12,705 INFO L82 GeneralOperation]: Start isEquivalent. First operand 41 states. Second operand has 41 states, 36 states have (on average 1.0277777777777777) internal successors, (37), 36 states have internal predecessors, (37), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:58:12,705 INFO L74 IsIncluded]: Start isIncluded. First operand 41 states. Second operand has 41 states, 36 states have (on average 1.0277777777777777) internal successors, (37), 36 states have internal predecessors, (37), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:58:12,705 INFO L87 Difference]: Start difference. First operand 41 states. Second operand has 41 states, 36 states have (on average 1.0277777777777777) internal successors, (37), 36 states have internal predecessors, (37), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:58:12,705 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 05:58:12,706 INFO L93 Difference]: Finished difference Result 41 states and 41 transitions. [2022-04-15 05:58:12,706 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 41 transitions. [2022-04-15 05:58:12,706 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-15 05:58:12,706 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-15 05:58:12,706 INFO L74 IsIncluded]: Start isIncluded. First operand has 41 states, 36 states have (on average 1.0277777777777777) internal successors, (37), 36 states have internal predecessors, (37), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 41 states. [2022-04-15 05:58:12,706 INFO L87 Difference]: Start difference. First operand has 41 states, 36 states have (on average 1.0277777777777777) internal successors, (37), 36 states have internal predecessors, (37), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 41 states. [2022-04-15 05:58:12,706 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 05:58:12,706 INFO L93 Difference]: Finished difference Result 41 states and 41 transitions. [2022-04-15 05:58:12,707 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 41 transitions. [2022-04-15 05:58:12,707 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-15 05:58:12,707 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-15 05:58:12,707 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-15 05:58:12,707 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-15 05:58:12,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 41 states, 36 states have (on average 1.0277777777777777) internal successors, (37), 36 states have internal predecessors, (37), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:58:12,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 41 states and 41 transitions. [2022-04-15 05:58:12,707 INFO L78 Accepts]: Start accepts. Automaton has 41 states and 41 transitions. Word has length 39 [2022-04-15 05:58:12,707 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-15 05:58:12,708 INFO L478 AbstractCegarLoop]: Abstraction has 41 states and 41 transitions. [2022-04-15 05:58:12,708 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 32 states, 32 states have (on average 1.09375) internal successors, (35), 31 states have internal predecessors, (35), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:58:12,708 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 41 states and 41 transitions. [2022-04-15 05:58:12,731 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 41 edges. 41 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 05:58:12,731 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 41 transitions. [2022-04-15 05:58:12,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-04-15 05:58:12,731 INFO L491 BasicCegarLoop]: Found error trace [2022-04-15 05:58:12,732 INFO L499 BasicCegarLoop]: trace histogram [29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-15 05:58:12,765 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (29)] Forceful destruction successful, exit code 0 [2022-04-15 05:58:12,932 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable56,SelfDestructingSolverStorable57,29 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-15 05:58:12,932 INFO L403 AbstractCegarLoop]: === Iteration 31 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-15 05:58:12,932 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-15 05:58:12,932 INFO L85 PathProgramCache]: Analyzing trace with hash 658218230, now seen corresponding path program 57 times [2022-04-15 05:58:12,933 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-15 05:58:12,933 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [84135836] [2022-04-15 05:58:14,403 INFO L89 AcceleratorJordan]: Jordan loop acceleration statistics: 1 HavocedVariables, 2 AssignedVariables, 0 ReadonlyVariables, Eigenvalues: {0={1=1}, 1={2=1}}, 1 SequentialAcceleration, 0 AlternatingAcceleration, 1 QuantifierFreeResult [2022-04-15 05:58:14,404 INFO L271 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2022-04-15 05:58:14,405 INFO L85 PathProgramCache]: Analyzing trace with hash -212358153, now seen corresponding path program 1 times [2022-04-15 05:58:14,406 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-15 05:58:14,406 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2053199804] [2022-04-15 05:58:14,406 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-15 05:58:14,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-15 05:58:14,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-15 05:58:14,431 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-04-15 05:58:14,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-15 05:58:14,434 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-04-15 05:58:14,434 INFO L85 PathProgramCache]: Analyzing trace with hash 658218230, now seen corresponding path program 58 times [2022-04-15 05:58:14,434 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-15 05:58:14,435 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1323192783] [2022-04-15 05:58:14,435 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-15 05:58:14,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-15 05:58:14,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 05:58:15,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-15 05:58:15,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 05:58:15,084 INFO L290 TraceCheckUtils]: 0: Hoare triple {11357#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {11322#true} is VALID [2022-04-15 05:58:15,084 INFO L290 TraceCheckUtils]: 1: Hoare triple {11322#true} assume true; {11322#true} is VALID [2022-04-15 05:58:15,084 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {11322#true} {11322#true} #34#return; {11322#true} is VALID [2022-04-15 05:58:15,085 INFO L272 TraceCheckUtils]: 0: Hoare triple {11322#true} call ULTIMATE.init(); {11357#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} is VALID [2022-04-15 05:58:15,085 INFO L290 TraceCheckUtils]: 1: Hoare triple {11357#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {11322#true} is VALID [2022-04-15 05:58:15,085 INFO L290 TraceCheckUtils]: 2: Hoare triple {11322#true} assume true; {11322#true} is VALID [2022-04-15 05:58:15,085 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {11322#true} {11322#true} #34#return; {11322#true} is VALID [2022-04-15 05:58:15,085 INFO L272 TraceCheckUtils]: 4: Hoare triple {11322#true} call #t~ret5 := main(); {11322#true} is VALID [2022-04-15 05:58:15,085 INFO L290 TraceCheckUtils]: 5: Hoare triple {11322#true} ~x~0 := 1;~y~0 := 0; {11327#(= main_~y~0 0)} is VALID [2022-04-15 05:58:15,086 INFO L290 TraceCheckUtils]: 6: Hoare triple {11327#(= main_~y~0 0)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {11328#(and (<= 1 main_~y~0) (<= main_~y~0 1))} is VALID [2022-04-15 05:58:15,086 INFO L290 TraceCheckUtils]: 7: Hoare triple {11328#(and (<= 1 main_~y~0) (<= main_~y~0 1))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {11329#(and (<= 2 main_~y~0) (<= main_~y~0 2))} is VALID [2022-04-15 05:58:15,087 INFO L290 TraceCheckUtils]: 8: Hoare triple {11329#(and (<= 2 main_~y~0) (<= main_~y~0 2))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {11330#(and (<= main_~y~0 3) (<= 3 main_~y~0))} is VALID [2022-04-15 05:58:15,087 INFO L290 TraceCheckUtils]: 9: Hoare triple {11330#(and (<= main_~y~0 3) (<= 3 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {11331#(and (<= main_~y~0 4) (<= 4 main_~y~0))} is VALID [2022-04-15 05:58:15,088 INFO L290 TraceCheckUtils]: 10: Hoare triple {11331#(and (<= main_~y~0 4) (<= 4 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {11332#(and (<= 5 main_~y~0) (<= main_~y~0 5))} is VALID [2022-04-15 05:58:15,088 INFO L290 TraceCheckUtils]: 11: Hoare triple {11332#(and (<= 5 main_~y~0) (<= main_~y~0 5))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {11333#(and (<= main_~y~0 6) (<= 6 main_~y~0))} is VALID [2022-04-15 05:58:15,089 INFO L290 TraceCheckUtils]: 12: Hoare triple {11333#(and (<= main_~y~0 6) (<= 6 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {11334#(and (<= 7 main_~y~0) (<= main_~y~0 7))} is VALID [2022-04-15 05:58:15,096 INFO L290 TraceCheckUtils]: 13: Hoare triple {11334#(and (<= 7 main_~y~0) (<= main_~y~0 7))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {11335#(and (<= main_~y~0 8) (<= 8 main_~y~0))} is VALID [2022-04-15 05:58:15,096 INFO L290 TraceCheckUtils]: 14: Hoare triple {11335#(and (<= main_~y~0 8) (<= 8 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {11336#(and (<= 9 main_~y~0) (<= main_~y~0 9))} is VALID [2022-04-15 05:58:15,097 INFO L290 TraceCheckUtils]: 15: Hoare triple {11336#(and (<= 9 main_~y~0) (<= main_~y~0 9))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {11337#(and (<= main_~y~0 10) (<= 10 main_~y~0))} is VALID [2022-04-15 05:58:15,097 INFO L290 TraceCheckUtils]: 16: Hoare triple {11337#(and (<= main_~y~0 10) (<= 10 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {11338#(and (<= main_~y~0 11) (<= 11 main_~y~0))} is VALID [2022-04-15 05:58:15,098 INFO L290 TraceCheckUtils]: 17: Hoare triple {11338#(and (<= main_~y~0 11) (<= 11 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {11339#(and (<= 12 main_~y~0) (<= main_~y~0 12))} is VALID [2022-04-15 05:58:15,098 INFO L290 TraceCheckUtils]: 18: Hoare triple {11339#(and (<= 12 main_~y~0) (<= main_~y~0 12))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {11340#(and (<= main_~y~0 13) (<= 13 main_~y~0))} is VALID [2022-04-15 05:58:15,099 INFO L290 TraceCheckUtils]: 19: Hoare triple {11340#(and (<= main_~y~0 13) (<= 13 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {11341#(and (<= 14 main_~y~0) (<= main_~y~0 14))} is VALID [2022-04-15 05:58:15,099 INFO L290 TraceCheckUtils]: 20: Hoare triple {11341#(and (<= 14 main_~y~0) (<= main_~y~0 14))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {11342#(and (<= main_~y~0 15) (<= 15 main_~y~0))} is VALID [2022-04-15 05:58:15,100 INFO L290 TraceCheckUtils]: 21: Hoare triple {11342#(and (<= main_~y~0 15) (<= 15 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {11343#(and (<= 16 main_~y~0) (<= main_~y~0 16))} is VALID [2022-04-15 05:58:15,100 INFO L290 TraceCheckUtils]: 22: Hoare triple {11343#(and (<= 16 main_~y~0) (<= main_~y~0 16))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {11344#(and (<= main_~y~0 17) (<= 17 main_~y~0))} is VALID [2022-04-15 05:58:15,101 INFO L290 TraceCheckUtils]: 23: Hoare triple {11344#(and (<= main_~y~0 17) (<= 17 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {11345#(and (<= 18 main_~y~0) (<= main_~y~0 18))} is VALID [2022-04-15 05:58:15,102 INFO L290 TraceCheckUtils]: 24: Hoare triple {11345#(and (<= 18 main_~y~0) (<= main_~y~0 18))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {11346#(and (<= 19 main_~y~0) (<= main_~y~0 19))} is VALID [2022-04-15 05:58:15,102 INFO L290 TraceCheckUtils]: 25: Hoare triple {11346#(and (<= 19 main_~y~0) (<= main_~y~0 19))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {11347#(and (<= 20 main_~y~0) (<= main_~y~0 20))} is VALID [2022-04-15 05:58:15,103 INFO L290 TraceCheckUtils]: 26: Hoare triple {11347#(and (<= 20 main_~y~0) (<= main_~y~0 20))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {11348#(and (<= main_~y~0 21) (<= 21 main_~y~0))} is VALID [2022-04-15 05:58:15,103 INFO L290 TraceCheckUtils]: 27: Hoare triple {11348#(and (<= main_~y~0 21) (<= 21 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {11349#(and (<= main_~y~0 22) (<= 22 main_~y~0))} is VALID [2022-04-15 05:58:15,104 INFO L290 TraceCheckUtils]: 28: Hoare triple {11349#(and (<= main_~y~0 22) (<= 22 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {11350#(and (<= main_~y~0 23) (<= 23 main_~y~0))} is VALID [2022-04-15 05:58:15,104 INFO L290 TraceCheckUtils]: 29: Hoare triple {11350#(and (<= main_~y~0 23) (<= 23 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {11351#(and (<= 24 main_~y~0) (<= main_~y~0 24))} is VALID [2022-04-15 05:58:15,105 INFO L290 TraceCheckUtils]: 30: Hoare triple {11351#(and (<= 24 main_~y~0) (<= main_~y~0 24))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {11352#(and (<= 25 main_~y~0) (<= main_~y~0 25))} is VALID [2022-04-15 05:58:15,105 INFO L290 TraceCheckUtils]: 31: Hoare triple {11352#(and (<= 25 main_~y~0) (<= main_~y~0 25))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {11353#(and (<= main_~y~0 26) (<= 26 main_~y~0))} is VALID [2022-04-15 05:58:15,106 INFO L290 TraceCheckUtils]: 32: Hoare triple {11353#(and (<= main_~y~0 26) (<= 26 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {11354#(and (<= main_~y~0 27) (<= 27 main_~y~0))} is VALID [2022-04-15 05:58:15,106 INFO L290 TraceCheckUtils]: 33: Hoare triple {11354#(and (<= main_~y~0 27) (<= 27 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {11355#(and (<= main_~y~0 28) (<= 28 main_~y~0))} is VALID [2022-04-15 05:58:15,107 INFO L290 TraceCheckUtils]: 34: Hoare triple {11355#(and (<= main_~y~0 28) (<= 28 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {11356#(and (not (<= (+ (div main_~y~0 4294967296) 1) 0)) (<= main_~y~0 29))} is VALID [2022-04-15 05:58:15,107 INFO L290 TraceCheckUtils]: 35: Hoare triple {11356#(and (not (<= (+ (div main_~y~0 4294967296) 1) 0)) (<= main_~y~0 29))} assume !(~y~0 % 4294967296 < 1024); {11323#false} is VALID [2022-04-15 05:58:15,107 INFO L272 TraceCheckUtils]: 36: Hoare triple {11323#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {11323#false} is VALID [2022-04-15 05:58:15,107 INFO L290 TraceCheckUtils]: 37: Hoare triple {11323#false} ~cond := #in~cond; {11323#false} is VALID [2022-04-15 05:58:15,107 INFO L290 TraceCheckUtils]: 38: Hoare triple {11323#false} assume 0 == ~cond; {11323#false} is VALID [2022-04-15 05:58:15,108 INFO L290 TraceCheckUtils]: 39: Hoare triple {11323#false} assume !false; {11323#false} is VALID [2022-04-15 05:58:15,108 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 0 proven. 435 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 05:58:15,108 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-15 05:58:15,108 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1323192783] [2022-04-15 05:58:15,108 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1323192783] provided 0 perfect and 1 imperfect interpolant sequences [2022-04-15 05:58:15,108 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1139356920] [2022-04-15 05:58:15,108 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-04-15 05:58:15,108 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-15 05:58:15,108 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-15 05:58:15,109 INFO L229 MonitoredProcess]: Starting monitored process 30 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-04-15 05:58:15,110 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (30)] Waiting until timeout for monitored process [2022-04-15 05:58:15,195 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-04-15 05:58:15,195 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-15 05:58:15,196 INFO L263 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 61 conjunts are in the unsatisfiable core [2022-04-15 05:58:15,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 05:58:15,207 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-15 05:58:15,585 INFO L272 TraceCheckUtils]: 0: Hoare triple {11322#true} call ULTIMATE.init(); {11322#true} is VALID [2022-04-15 05:58:15,585 INFO L290 TraceCheckUtils]: 1: Hoare triple {11322#true} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {11322#true} is VALID [2022-04-15 05:58:15,585 INFO L290 TraceCheckUtils]: 2: Hoare triple {11322#true} assume true; {11322#true} is VALID [2022-04-15 05:58:15,585 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {11322#true} {11322#true} #34#return; {11322#true} is VALID [2022-04-15 05:58:15,585 INFO L272 TraceCheckUtils]: 4: Hoare triple {11322#true} call #t~ret5 := main(); {11322#true} is VALID [2022-04-15 05:58:15,586 INFO L290 TraceCheckUtils]: 5: Hoare triple {11322#true} ~x~0 := 1;~y~0 := 0; {11327#(= main_~y~0 0)} is VALID [2022-04-15 05:58:15,586 INFO L290 TraceCheckUtils]: 6: Hoare triple {11327#(= main_~y~0 0)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {11328#(and (<= 1 main_~y~0) (<= main_~y~0 1))} is VALID [2022-04-15 05:58:15,586 INFO L290 TraceCheckUtils]: 7: Hoare triple {11328#(and (<= 1 main_~y~0) (<= main_~y~0 1))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {11329#(and (<= 2 main_~y~0) (<= main_~y~0 2))} is VALID [2022-04-15 05:58:15,587 INFO L290 TraceCheckUtils]: 8: Hoare triple {11329#(and (<= 2 main_~y~0) (<= main_~y~0 2))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {11330#(and (<= main_~y~0 3) (<= 3 main_~y~0))} is VALID [2022-04-15 05:58:15,588 INFO L290 TraceCheckUtils]: 9: Hoare triple {11330#(and (<= main_~y~0 3) (<= 3 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {11331#(and (<= main_~y~0 4) (<= 4 main_~y~0))} is VALID [2022-04-15 05:58:15,588 INFO L290 TraceCheckUtils]: 10: Hoare triple {11331#(and (<= main_~y~0 4) (<= 4 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {11332#(and (<= 5 main_~y~0) (<= main_~y~0 5))} is VALID [2022-04-15 05:58:15,589 INFO L290 TraceCheckUtils]: 11: Hoare triple {11332#(and (<= 5 main_~y~0) (<= main_~y~0 5))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {11333#(and (<= main_~y~0 6) (<= 6 main_~y~0))} is VALID [2022-04-15 05:58:15,589 INFO L290 TraceCheckUtils]: 12: Hoare triple {11333#(and (<= main_~y~0 6) (<= 6 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {11334#(and (<= 7 main_~y~0) (<= main_~y~0 7))} is VALID [2022-04-15 05:58:15,590 INFO L290 TraceCheckUtils]: 13: Hoare triple {11334#(and (<= 7 main_~y~0) (<= main_~y~0 7))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {11335#(and (<= main_~y~0 8) (<= 8 main_~y~0))} is VALID [2022-04-15 05:58:15,590 INFO L290 TraceCheckUtils]: 14: Hoare triple {11335#(and (<= main_~y~0 8) (<= 8 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {11336#(and (<= 9 main_~y~0) (<= main_~y~0 9))} is VALID [2022-04-15 05:58:15,591 INFO L290 TraceCheckUtils]: 15: Hoare triple {11336#(and (<= 9 main_~y~0) (<= main_~y~0 9))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {11337#(and (<= main_~y~0 10) (<= 10 main_~y~0))} is VALID [2022-04-15 05:58:15,591 INFO L290 TraceCheckUtils]: 16: Hoare triple {11337#(and (<= main_~y~0 10) (<= 10 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {11338#(and (<= main_~y~0 11) (<= 11 main_~y~0))} is VALID [2022-04-15 05:58:15,592 INFO L290 TraceCheckUtils]: 17: Hoare triple {11338#(and (<= main_~y~0 11) (<= 11 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {11339#(and (<= 12 main_~y~0) (<= main_~y~0 12))} is VALID [2022-04-15 05:58:15,592 INFO L290 TraceCheckUtils]: 18: Hoare triple {11339#(and (<= 12 main_~y~0) (<= main_~y~0 12))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {11340#(and (<= main_~y~0 13) (<= 13 main_~y~0))} is VALID [2022-04-15 05:58:15,593 INFO L290 TraceCheckUtils]: 19: Hoare triple {11340#(and (<= main_~y~0 13) (<= 13 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {11341#(and (<= 14 main_~y~0) (<= main_~y~0 14))} is VALID [2022-04-15 05:58:15,593 INFO L290 TraceCheckUtils]: 20: Hoare triple {11341#(and (<= 14 main_~y~0) (<= main_~y~0 14))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {11342#(and (<= main_~y~0 15) (<= 15 main_~y~0))} is VALID [2022-04-15 05:58:15,594 INFO L290 TraceCheckUtils]: 21: Hoare triple {11342#(and (<= main_~y~0 15) (<= 15 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {11343#(and (<= 16 main_~y~0) (<= main_~y~0 16))} is VALID [2022-04-15 05:58:15,594 INFO L290 TraceCheckUtils]: 22: Hoare triple {11343#(and (<= 16 main_~y~0) (<= main_~y~0 16))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {11344#(and (<= main_~y~0 17) (<= 17 main_~y~0))} is VALID [2022-04-15 05:58:15,595 INFO L290 TraceCheckUtils]: 23: Hoare triple {11344#(and (<= main_~y~0 17) (<= 17 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {11345#(and (<= 18 main_~y~0) (<= main_~y~0 18))} is VALID [2022-04-15 05:58:15,595 INFO L290 TraceCheckUtils]: 24: Hoare triple {11345#(and (<= 18 main_~y~0) (<= main_~y~0 18))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {11346#(and (<= 19 main_~y~0) (<= main_~y~0 19))} is VALID [2022-04-15 05:58:15,596 INFO L290 TraceCheckUtils]: 25: Hoare triple {11346#(and (<= 19 main_~y~0) (<= main_~y~0 19))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {11347#(and (<= 20 main_~y~0) (<= main_~y~0 20))} is VALID [2022-04-15 05:58:15,596 INFO L290 TraceCheckUtils]: 26: Hoare triple {11347#(and (<= 20 main_~y~0) (<= main_~y~0 20))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {11348#(and (<= main_~y~0 21) (<= 21 main_~y~0))} is VALID [2022-04-15 05:58:15,597 INFO L290 TraceCheckUtils]: 27: Hoare triple {11348#(and (<= main_~y~0 21) (<= 21 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {11349#(and (<= main_~y~0 22) (<= 22 main_~y~0))} is VALID [2022-04-15 05:58:15,597 INFO L290 TraceCheckUtils]: 28: Hoare triple {11349#(and (<= main_~y~0 22) (<= 22 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {11350#(and (<= main_~y~0 23) (<= 23 main_~y~0))} is VALID [2022-04-15 05:58:15,598 INFO L290 TraceCheckUtils]: 29: Hoare triple {11350#(and (<= main_~y~0 23) (<= 23 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {11351#(and (<= 24 main_~y~0) (<= main_~y~0 24))} is VALID [2022-04-15 05:58:15,598 INFO L290 TraceCheckUtils]: 30: Hoare triple {11351#(and (<= 24 main_~y~0) (<= main_~y~0 24))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {11352#(and (<= 25 main_~y~0) (<= main_~y~0 25))} is VALID [2022-04-15 05:58:15,599 INFO L290 TraceCheckUtils]: 31: Hoare triple {11352#(and (<= 25 main_~y~0) (<= main_~y~0 25))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {11353#(and (<= main_~y~0 26) (<= 26 main_~y~0))} is VALID [2022-04-15 05:58:15,599 INFO L290 TraceCheckUtils]: 32: Hoare triple {11353#(and (<= main_~y~0 26) (<= 26 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {11354#(and (<= main_~y~0 27) (<= 27 main_~y~0))} is VALID [2022-04-15 05:58:15,600 INFO L290 TraceCheckUtils]: 33: Hoare triple {11354#(and (<= main_~y~0 27) (<= 27 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {11355#(and (<= main_~y~0 28) (<= 28 main_~y~0))} is VALID [2022-04-15 05:58:15,600 INFO L290 TraceCheckUtils]: 34: Hoare triple {11355#(and (<= main_~y~0 28) (<= 28 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {11463#(and (<= 29 main_~y~0) (<= main_~y~0 29))} is VALID [2022-04-15 05:58:15,601 INFO L290 TraceCheckUtils]: 35: Hoare triple {11463#(and (<= 29 main_~y~0) (<= main_~y~0 29))} assume !(~y~0 % 4294967296 < 1024); {11323#false} is VALID [2022-04-15 05:58:15,601 INFO L272 TraceCheckUtils]: 36: Hoare triple {11323#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {11323#false} is VALID [2022-04-15 05:58:15,601 INFO L290 TraceCheckUtils]: 37: Hoare triple {11323#false} ~cond := #in~cond; {11323#false} is VALID [2022-04-15 05:58:15,601 INFO L290 TraceCheckUtils]: 38: Hoare triple {11323#false} assume 0 == ~cond; {11323#false} is VALID [2022-04-15 05:58:15,601 INFO L290 TraceCheckUtils]: 39: Hoare triple {11323#false} assume !false; {11323#false} is VALID [2022-04-15 05:58:15,601 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 0 proven. 435 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 05:58:15,601 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-15 05:58:17,109 INFO L290 TraceCheckUtils]: 39: Hoare triple {11323#false} assume !false; {11323#false} is VALID [2022-04-15 05:58:17,109 INFO L290 TraceCheckUtils]: 38: Hoare triple {11323#false} assume 0 == ~cond; {11323#false} is VALID [2022-04-15 05:58:17,109 INFO L290 TraceCheckUtils]: 37: Hoare triple {11323#false} ~cond := #in~cond; {11323#false} is VALID [2022-04-15 05:58:17,110 INFO L272 TraceCheckUtils]: 36: Hoare triple {11323#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {11323#false} is VALID [2022-04-15 05:58:17,110 INFO L290 TraceCheckUtils]: 35: Hoare triple {11491#(< (mod main_~y~0 4294967296) 1024)} assume !(~y~0 % 4294967296 < 1024); {11323#false} is VALID [2022-04-15 05:58:17,110 INFO L290 TraceCheckUtils]: 34: Hoare triple {11495#(< (mod (+ main_~y~0 1) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {11491#(< (mod main_~y~0 4294967296) 1024)} is VALID [2022-04-15 05:58:17,111 INFO L290 TraceCheckUtils]: 33: Hoare triple {11499#(< (mod (+ main_~y~0 2) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {11495#(< (mod (+ main_~y~0 1) 4294967296) 1024)} is VALID [2022-04-15 05:58:17,112 INFO L290 TraceCheckUtils]: 32: Hoare triple {11503#(< (mod (+ main_~y~0 3) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {11499#(< (mod (+ main_~y~0 2) 4294967296) 1024)} is VALID [2022-04-15 05:58:17,113 INFO L290 TraceCheckUtils]: 31: Hoare triple {11507#(< (mod (+ main_~y~0 4) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {11503#(< (mod (+ main_~y~0 3) 4294967296) 1024)} is VALID [2022-04-15 05:58:17,113 INFO L290 TraceCheckUtils]: 30: Hoare triple {11511#(< (mod (+ 5 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {11507#(< (mod (+ main_~y~0 4) 4294967296) 1024)} is VALID [2022-04-15 05:58:17,114 INFO L290 TraceCheckUtils]: 29: Hoare triple {11515#(< (mod (+ main_~y~0 6) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {11511#(< (mod (+ 5 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:58:17,115 INFO L290 TraceCheckUtils]: 28: Hoare triple {11519#(< (mod (+ 7 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {11515#(< (mod (+ main_~y~0 6) 4294967296) 1024)} is VALID [2022-04-15 05:58:17,116 INFO L290 TraceCheckUtils]: 27: Hoare triple {11523#(< (mod (+ main_~y~0 8) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {11519#(< (mod (+ 7 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:58:17,116 INFO L290 TraceCheckUtils]: 26: Hoare triple {11527#(< (mod (+ main_~y~0 9) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {11523#(< (mod (+ main_~y~0 8) 4294967296) 1024)} is VALID [2022-04-15 05:58:17,117 INFO L290 TraceCheckUtils]: 25: Hoare triple {11531#(< (mod (+ main_~y~0 10) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {11527#(< (mod (+ main_~y~0 9) 4294967296) 1024)} is VALID [2022-04-15 05:58:17,118 INFO L290 TraceCheckUtils]: 24: Hoare triple {11535#(< (mod (+ main_~y~0 11) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {11531#(< (mod (+ main_~y~0 10) 4294967296) 1024)} is VALID [2022-04-15 05:58:17,118 INFO L290 TraceCheckUtils]: 23: Hoare triple {11539#(< (mod (+ main_~y~0 12) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {11535#(< (mod (+ main_~y~0 11) 4294967296) 1024)} is VALID [2022-04-15 05:58:17,119 INFO L290 TraceCheckUtils]: 22: Hoare triple {11543#(< (mod (+ main_~y~0 13) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {11539#(< (mod (+ main_~y~0 12) 4294967296) 1024)} is VALID [2022-04-15 05:58:17,120 INFO L290 TraceCheckUtils]: 21: Hoare triple {11547#(< (mod (+ main_~y~0 14) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {11543#(< (mod (+ main_~y~0 13) 4294967296) 1024)} is VALID [2022-04-15 05:58:17,120 INFO L290 TraceCheckUtils]: 20: Hoare triple {11551#(< (mod (+ main_~y~0 15) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {11547#(< (mod (+ main_~y~0 14) 4294967296) 1024)} is VALID [2022-04-15 05:58:17,121 INFO L290 TraceCheckUtils]: 19: Hoare triple {11555#(< (mod (+ main_~y~0 16) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {11551#(< (mod (+ main_~y~0 15) 4294967296) 1024)} is VALID [2022-04-15 05:58:17,122 INFO L290 TraceCheckUtils]: 18: Hoare triple {11559#(< (mod (+ main_~y~0 17) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {11555#(< (mod (+ main_~y~0 16) 4294967296) 1024)} is VALID [2022-04-15 05:58:17,123 INFO L290 TraceCheckUtils]: 17: Hoare triple {11563#(< (mod (+ main_~y~0 18) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {11559#(< (mod (+ main_~y~0 17) 4294967296) 1024)} is VALID [2022-04-15 05:58:17,123 INFO L290 TraceCheckUtils]: 16: Hoare triple {11567#(< (mod (+ 19 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {11563#(< (mod (+ main_~y~0 18) 4294967296) 1024)} is VALID [2022-04-15 05:58:17,124 INFO L290 TraceCheckUtils]: 15: Hoare triple {11571#(< (mod (+ main_~y~0 20) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {11567#(< (mod (+ 19 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:58:17,125 INFO L290 TraceCheckUtils]: 14: Hoare triple {11575#(< (mod (+ main_~y~0 21) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {11571#(< (mod (+ main_~y~0 20) 4294967296) 1024)} is VALID [2022-04-15 05:58:17,125 INFO L290 TraceCheckUtils]: 13: Hoare triple {11579#(< (mod (+ main_~y~0 22) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {11575#(< (mod (+ main_~y~0 21) 4294967296) 1024)} is VALID [2022-04-15 05:58:17,126 INFO L290 TraceCheckUtils]: 12: Hoare triple {11583#(< (mod (+ 23 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {11579#(< (mod (+ main_~y~0 22) 4294967296) 1024)} is VALID [2022-04-15 05:58:17,126 INFO L290 TraceCheckUtils]: 11: Hoare triple {11587#(< (mod (+ main_~y~0 24) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {11583#(< (mod (+ 23 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:58:17,127 INFO L290 TraceCheckUtils]: 10: Hoare triple {11591#(< (mod (+ main_~y~0 25) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {11587#(< (mod (+ main_~y~0 24) 4294967296) 1024)} is VALID [2022-04-15 05:58:17,128 INFO L290 TraceCheckUtils]: 9: Hoare triple {11595#(< (mod (+ main_~y~0 26) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {11591#(< (mod (+ main_~y~0 25) 4294967296) 1024)} is VALID [2022-04-15 05:58:17,128 INFO L290 TraceCheckUtils]: 8: Hoare triple {11599#(< (mod (+ main_~y~0 27) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {11595#(< (mod (+ main_~y~0 26) 4294967296) 1024)} is VALID [2022-04-15 05:58:17,129 INFO L290 TraceCheckUtils]: 7: Hoare triple {11603#(< (mod (+ main_~y~0 28) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {11599#(< (mod (+ main_~y~0 27) 4294967296) 1024)} is VALID [2022-04-15 05:58:17,130 INFO L290 TraceCheckUtils]: 6: Hoare triple {11607#(< (mod (+ 29 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {11603#(< (mod (+ main_~y~0 28) 4294967296) 1024)} is VALID [2022-04-15 05:58:17,130 INFO L290 TraceCheckUtils]: 5: Hoare triple {11322#true} ~x~0 := 1;~y~0 := 0; {11607#(< (mod (+ 29 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:58:17,130 INFO L272 TraceCheckUtils]: 4: Hoare triple {11322#true} call #t~ret5 := main(); {11322#true} is VALID [2022-04-15 05:58:17,130 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {11322#true} {11322#true} #34#return; {11322#true} is VALID [2022-04-15 05:58:17,130 INFO L290 TraceCheckUtils]: 2: Hoare triple {11322#true} assume true; {11322#true} is VALID [2022-04-15 05:58:17,131 INFO L290 TraceCheckUtils]: 1: Hoare triple {11322#true} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {11322#true} is VALID [2022-04-15 05:58:17,131 INFO L272 TraceCheckUtils]: 0: Hoare triple {11322#true} call ULTIMATE.init(); {11322#true} is VALID [2022-04-15 05:58:17,131 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 0 proven. 435 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 05:58:17,131 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1139356920] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-15 05:58:17,131 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-04-15 05:58:17,131 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [33, 32, 32] total 64 [2022-04-15 05:58:17,131 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-15 05:58:17,131 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [84135836] [2022-04-15 05:58:17,131 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [84135836] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-15 05:58:17,132 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-15 05:58:17,132 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-04-15 05:58:17,132 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [997454861] [2022-04-15 05:58:17,132 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-15 05:58:17,132 INFO L78 Accepts]: Start accepts. Automaton has has 33 states, 33 states have (on average 1.0909090909090908) internal successors, (36), 32 states have internal predecessors, (36), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 40 [2022-04-15 05:58:17,132 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-15 05:58:17,132 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 33 states, 33 states have (on average 1.0909090909090908) internal successors, (36), 32 states have internal predecessors, (36), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:58:17,155 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 40 edges. 40 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 05:58:17,155 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 33 states [2022-04-15 05:58:17,155 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-15 05:58:17,155 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2022-04-15 05:58:17,156 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1085, Invalid=2947, Unknown=0, NotChecked=0, Total=4032 [2022-04-15 05:58:17,156 INFO L87 Difference]: Start difference. First operand 41 states and 41 transitions. Second operand has 33 states, 33 states have (on average 1.0909090909090908) internal successors, (36), 32 states have internal predecessors, (36), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:58:19,044 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 05:58:19,044 INFO L93 Difference]: Finished difference Result 47 states and 47 transitions. [2022-04-15 05:58:19,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2022-04-15 05:58:19,044 INFO L78 Accepts]: Start accepts. Automaton has has 33 states, 33 states have (on average 1.0909090909090908) internal successors, (36), 32 states have internal predecessors, (36), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 40 [2022-04-15 05:58:19,045 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-15 05:58:19,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 33 states, 33 states have (on average 1.0909090909090908) internal successors, (36), 32 states have internal predecessors, (36), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:58:19,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 47 transitions. [2022-04-15 05:58:19,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 33 states, 33 states have (on average 1.0909090909090908) internal successors, (36), 32 states have internal predecessors, (36), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:58:19,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 47 transitions. [2022-04-15 05:58:19,046 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 33 states and 47 transitions. [2022-04-15 05:58:19,092 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 47 edges. 47 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 05:58:19,093 INFO L225 Difference]: With dead ends: 47 [2022-04-15 05:58:19,093 INFO L226 Difference]: Without dead ends: 42 [2022-04-15 05:58:19,094 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 143 GetRequests, 50 SyntacticMatches, 1 SemanticMatches, 92 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 499 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=2163, Invalid=6579, Unknown=0, NotChecked=0, Total=8742 [2022-04-15 05:58:19,094 INFO L913 BasicCegarLoop]: 11 mSDtfsCounter, 6 mSDsluCounter, 127 mSDsCounter, 0 mSdLazyCounter, 997 mSolverCounterSat, 61 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 138 SdHoareTripleChecker+Invalid, 1058 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 61 IncrementalHoareTripleChecker+Valid, 997 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-04-15 05:58:19,094 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [6 Valid, 138 Invalid, 1058 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [61 Valid, 997 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-04-15 05:58:19,094 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42 states. [2022-04-15 05:58:19,136 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42 to 42. [2022-04-15 05:58:19,136 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-15 05:58:19,136 INFO L82 GeneralOperation]: Start isEquivalent. First operand 42 states. Second operand has 42 states, 37 states have (on average 1.027027027027027) internal successors, (38), 37 states have internal predecessors, (38), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:58:19,137 INFO L74 IsIncluded]: Start isIncluded. First operand 42 states. Second operand has 42 states, 37 states have (on average 1.027027027027027) internal successors, (38), 37 states have internal predecessors, (38), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:58:19,137 INFO L87 Difference]: Start difference. First operand 42 states. Second operand has 42 states, 37 states have (on average 1.027027027027027) internal successors, (38), 37 states have internal predecessors, (38), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:58:19,137 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 05:58:19,137 INFO L93 Difference]: Finished difference Result 42 states and 42 transitions. [2022-04-15 05:58:19,137 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 42 transitions. [2022-04-15 05:58:19,138 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-15 05:58:19,138 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-15 05:58:19,138 INFO L74 IsIncluded]: Start isIncluded. First operand has 42 states, 37 states have (on average 1.027027027027027) internal successors, (38), 37 states have internal predecessors, (38), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 42 states. [2022-04-15 05:58:19,138 INFO L87 Difference]: Start difference. First operand has 42 states, 37 states have (on average 1.027027027027027) internal successors, (38), 37 states have internal predecessors, (38), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 42 states. [2022-04-15 05:58:19,139 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 05:58:19,139 INFO L93 Difference]: Finished difference Result 42 states and 42 transitions. [2022-04-15 05:58:19,139 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 42 transitions. [2022-04-15 05:58:19,139 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-15 05:58:19,139 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-15 05:58:19,139 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-15 05:58:19,139 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-15 05:58:19,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 42 states, 37 states have (on average 1.027027027027027) internal successors, (38), 37 states have internal predecessors, (38), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:58:19,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 42 states and 42 transitions. [2022-04-15 05:58:19,140 INFO L78 Accepts]: Start accepts. Automaton has 42 states and 42 transitions. Word has length 40 [2022-04-15 05:58:19,140 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-15 05:58:19,140 INFO L478 AbstractCegarLoop]: Abstraction has 42 states and 42 transitions. [2022-04-15 05:58:19,140 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 33 states, 33 states have (on average 1.0909090909090908) internal successors, (36), 32 states have internal predecessors, (36), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:58:19,140 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 42 states and 42 transitions. [2022-04-15 05:58:19,177 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 42 edges. 42 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 05:58:19,177 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 42 transitions. [2022-04-15 05:58:19,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-04-15 05:58:19,177 INFO L491 BasicCegarLoop]: Found error trace [2022-04-15 05:58:19,177 INFO L499 BasicCegarLoop]: trace histogram [30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-15 05:58:19,197 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (30)] Forceful destruction successful, exit code 0 [2022-04-15 05:58:19,378 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 30 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable58,SelfDestructingSolverStorable59 [2022-04-15 05:58:19,378 INFO L403 AbstractCegarLoop]: === Iteration 32 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-15 05:58:19,378 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-15 05:58:19,378 INFO L85 PathProgramCache]: Analyzing trace with hash -1033610084, now seen corresponding path program 59 times [2022-04-15 05:58:19,378 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-15 05:58:19,379 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [325680186] [2022-04-15 05:58:21,176 WARN L977 rdanLoopAcceleration]: Unable to prove correctness of quantifier elimination. [2022-04-15 05:58:21,356 INFO L89 AcceleratorJordan]: Jordan loop acceleration statistics: 1 HavocedVariables, 2 AssignedVariables, 0 ReadonlyVariables, Eigenvalues: {0={1=1}, 1={2=1}}, 1 SequentialAcceleration, 0 AlternatingAcceleration, 1 QuantifierFreeResult [2022-04-15 05:58:21,357 INFO L271 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2022-04-15 05:58:21,359 INFO L85 PathProgramCache]: Analyzing trace with hash -153252809, now seen corresponding path program 1 times [2022-04-15 05:58:21,359 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-15 05:58:21,359 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [344270931] [2022-04-15 05:58:21,359 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-15 05:58:21,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-15 05:58:21,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-15 05:58:21,365 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-04-15 05:58:21,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-15 05:58:21,368 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-04-15 05:58:21,368 INFO L85 PathProgramCache]: Analyzing trace with hash -1033610084, now seen corresponding path program 60 times [2022-04-15 05:58:21,369 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-15 05:58:21,369 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [833009043] [2022-04-15 05:58:21,369 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-15 05:58:21,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-15 05:58:21,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 05:58:22,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-15 05:58:22,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 05:58:22,071 INFO L290 TraceCheckUtils]: 0: Hoare triple {11986#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {11950#true} is VALID [2022-04-15 05:58:22,072 INFO L290 TraceCheckUtils]: 1: Hoare triple {11950#true} assume true; {11950#true} is VALID [2022-04-15 05:58:22,072 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {11950#true} {11950#true} #34#return; {11950#true} is VALID [2022-04-15 05:58:22,072 INFO L272 TraceCheckUtils]: 0: Hoare triple {11950#true} call ULTIMATE.init(); {11986#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} is VALID [2022-04-15 05:58:22,072 INFO L290 TraceCheckUtils]: 1: Hoare triple {11986#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {11950#true} is VALID [2022-04-15 05:58:22,072 INFO L290 TraceCheckUtils]: 2: Hoare triple {11950#true} assume true; {11950#true} is VALID [2022-04-15 05:58:22,072 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {11950#true} {11950#true} #34#return; {11950#true} is VALID [2022-04-15 05:58:22,072 INFO L272 TraceCheckUtils]: 4: Hoare triple {11950#true} call #t~ret5 := main(); {11950#true} is VALID [2022-04-15 05:58:22,073 INFO L290 TraceCheckUtils]: 5: Hoare triple {11950#true} ~x~0 := 1;~y~0 := 0; {11955#(= main_~y~0 0)} is VALID [2022-04-15 05:58:22,073 INFO L290 TraceCheckUtils]: 6: Hoare triple {11955#(= main_~y~0 0)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {11956#(and (<= 1 main_~y~0) (<= main_~y~0 1))} is VALID [2022-04-15 05:58:22,074 INFO L290 TraceCheckUtils]: 7: Hoare triple {11956#(and (<= 1 main_~y~0) (<= main_~y~0 1))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {11957#(and (<= 2 main_~y~0) (<= main_~y~0 2))} is VALID [2022-04-15 05:58:22,074 INFO L290 TraceCheckUtils]: 8: Hoare triple {11957#(and (<= 2 main_~y~0) (<= main_~y~0 2))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {11958#(and (<= main_~y~0 3) (<= 3 main_~y~0))} is VALID [2022-04-15 05:58:22,075 INFO L290 TraceCheckUtils]: 9: Hoare triple {11958#(and (<= main_~y~0 3) (<= 3 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {11959#(and (<= main_~y~0 4) (<= 4 main_~y~0))} is VALID [2022-04-15 05:58:22,076 INFO L290 TraceCheckUtils]: 10: Hoare triple {11959#(and (<= main_~y~0 4) (<= 4 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {11960#(and (<= 5 main_~y~0) (<= main_~y~0 5))} is VALID [2022-04-15 05:58:22,076 INFO L290 TraceCheckUtils]: 11: Hoare triple {11960#(and (<= 5 main_~y~0) (<= main_~y~0 5))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {11961#(and (<= main_~y~0 6) (<= 6 main_~y~0))} is VALID [2022-04-15 05:58:22,077 INFO L290 TraceCheckUtils]: 12: Hoare triple {11961#(and (<= main_~y~0 6) (<= 6 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {11962#(and (<= 7 main_~y~0) (<= main_~y~0 7))} is VALID [2022-04-15 05:58:22,077 INFO L290 TraceCheckUtils]: 13: Hoare triple {11962#(and (<= 7 main_~y~0) (<= main_~y~0 7))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {11963#(and (<= main_~y~0 8) (<= 8 main_~y~0))} is VALID [2022-04-15 05:58:22,078 INFO L290 TraceCheckUtils]: 14: Hoare triple {11963#(and (<= main_~y~0 8) (<= 8 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {11964#(and (<= 9 main_~y~0) (<= main_~y~0 9))} is VALID [2022-04-15 05:58:22,079 INFO L290 TraceCheckUtils]: 15: Hoare triple {11964#(and (<= 9 main_~y~0) (<= main_~y~0 9))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {11965#(and (<= main_~y~0 10) (<= 10 main_~y~0))} is VALID [2022-04-15 05:58:22,079 INFO L290 TraceCheckUtils]: 16: Hoare triple {11965#(and (<= main_~y~0 10) (<= 10 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {11966#(and (<= main_~y~0 11) (<= 11 main_~y~0))} is VALID [2022-04-15 05:58:22,080 INFO L290 TraceCheckUtils]: 17: Hoare triple {11966#(and (<= main_~y~0 11) (<= 11 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {11967#(and (<= 12 main_~y~0) (<= main_~y~0 12))} is VALID [2022-04-15 05:58:22,080 INFO L290 TraceCheckUtils]: 18: Hoare triple {11967#(and (<= 12 main_~y~0) (<= main_~y~0 12))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {11968#(and (<= main_~y~0 13) (<= 13 main_~y~0))} is VALID [2022-04-15 05:58:22,081 INFO L290 TraceCheckUtils]: 19: Hoare triple {11968#(and (<= main_~y~0 13) (<= 13 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {11969#(and (<= 14 main_~y~0) (<= main_~y~0 14))} is VALID [2022-04-15 05:58:22,082 INFO L290 TraceCheckUtils]: 20: Hoare triple {11969#(and (<= 14 main_~y~0) (<= main_~y~0 14))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {11970#(and (<= main_~y~0 15) (<= 15 main_~y~0))} is VALID [2022-04-15 05:58:22,082 INFO L290 TraceCheckUtils]: 21: Hoare triple {11970#(and (<= main_~y~0 15) (<= 15 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {11971#(and (<= 16 main_~y~0) (<= main_~y~0 16))} is VALID [2022-04-15 05:58:22,083 INFO L290 TraceCheckUtils]: 22: Hoare triple {11971#(and (<= 16 main_~y~0) (<= main_~y~0 16))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {11972#(and (<= main_~y~0 17) (<= 17 main_~y~0))} is VALID [2022-04-15 05:58:22,083 INFO L290 TraceCheckUtils]: 23: Hoare triple {11972#(and (<= main_~y~0 17) (<= 17 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {11973#(and (<= 18 main_~y~0) (<= main_~y~0 18))} is VALID [2022-04-15 05:58:22,084 INFO L290 TraceCheckUtils]: 24: Hoare triple {11973#(and (<= 18 main_~y~0) (<= main_~y~0 18))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {11974#(and (<= 19 main_~y~0) (<= main_~y~0 19))} is VALID [2022-04-15 05:58:22,085 INFO L290 TraceCheckUtils]: 25: Hoare triple {11974#(and (<= 19 main_~y~0) (<= main_~y~0 19))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {11975#(and (<= 20 main_~y~0) (<= main_~y~0 20))} is VALID [2022-04-15 05:58:22,085 INFO L290 TraceCheckUtils]: 26: Hoare triple {11975#(and (<= 20 main_~y~0) (<= main_~y~0 20))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {11976#(and (<= main_~y~0 21) (<= 21 main_~y~0))} is VALID [2022-04-15 05:58:22,086 INFO L290 TraceCheckUtils]: 27: Hoare triple {11976#(and (<= main_~y~0 21) (<= 21 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {11977#(and (<= main_~y~0 22) (<= 22 main_~y~0))} is VALID [2022-04-15 05:58:22,086 INFO L290 TraceCheckUtils]: 28: Hoare triple {11977#(and (<= main_~y~0 22) (<= 22 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {11978#(and (<= main_~y~0 23) (<= 23 main_~y~0))} is VALID [2022-04-15 05:58:22,087 INFO L290 TraceCheckUtils]: 29: Hoare triple {11978#(and (<= main_~y~0 23) (<= 23 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {11979#(and (<= 24 main_~y~0) (<= main_~y~0 24))} is VALID [2022-04-15 05:58:22,088 INFO L290 TraceCheckUtils]: 30: Hoare triple {11979#(and (<= 24 main_~y~0) (<= main_~y~0 24))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {11980#(and (<= 25 main_~y~0) (<= main_~y~0 25))} is VALID [2022-04-15 05:58:22,088 INFO L290 TraceCheckUtils]: 31: Hoare triple {11980#(and (<= 25 main_~y~0) (<= main_~y~0 25))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {11981#(and (<= main_~y~0 26) (<= 26 main_~y~0))} is VALID [2022-04-15 05:58:22,089 INFO L290 TraceCheckUtils]: 32: Hoare triple {11981#(and (<= main_~y~0 26) (<= 26 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {11982#(and (<= main_~y~0 27) (<= 27 main_~y~0))} is VALID [2022-04-15 05:58:22,089 INFO L290 TraceCheckUtils]: 33: Hoare triple {11982#(and (<= main_~y~0 27) (<= 27 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {11983#(and (<= main_~y~0 28) (<= 28 main_~y~0))} is VALID [2022-04-15 05:58:22,090 INFO L290 TraceCheckUtils]: 34: Hoare triple {11983#(and (<= main_~y~0 28) (<= 28 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {11984#(and (<= 29 main_~y~0) (<= main_~y~0 29))} is VALID [2022-04-15 05:58:22,091 INFO L290 TraceCheckUtils]: 35: Hoare triple {11984#(and (<= 29 main_~y~0) (<= main_~y~0 29))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {11985#(and (<= main_~y~0 30) (not (<= (+ (div main_~y~0 4294967296) 1) 0)))} is VALID [2022-04-15 05:58:22,091 INFO L290 TraceCheckUtils]: 36: Hoare triple {11985#(and (<= main_~y~0 30) (not (<= (+ (div main_~y~0 4294967296) 1) 0)))} assume !(~y~0 % 4294967296 < 1024); {11951#false} is VALID [2022-04-15 05:58:22,091 INFO L272 TraceCheckUtils]: 37: Hoare triple {11951#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {11951#false} is VALID [2022-04-15 05:58:22,091 INFO L290 TraceCheckUtils]: 38: Hoare triple {11951#false} ~cond := #in~cond; {11951#false} is VALID [2022-04-15 05:58:22,091 INFO L290 TraceCheckUtils]: 39: Hoare triple {11951#false} assume 0 == ~cond; {11951#false} is VALID [2022-04-15 05:58:22,091 INFO L290 TraceCheckUtils]: 40: Hoare triple {11951#false} assume !false; {11951#false} is VALID [2022-04-15 05:58:22,092 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 0 proven. 465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 05:58:22,092 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-15 05:58:22,092 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [833009043] [2022-04-15 05:58:22,092 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [833009043] provided 0 perfect and 1 imperfect interpolant sequences [2022-04-15 05:58:22,092 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1930783576] [2022-04-15 05:58:22,092 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2022-04-15 05:58:22,093 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-15 05:58:22,093 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-15 05:58:22,094 INFO L229 MonitoredProcess]: Starting monitored process 31 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-04-15 05:58:22,095 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (31)] Waiting until timeout for monitored process [2022-04-15 05:58:23,584 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 16 check-sat command(s) [2022-04-15 05:58:23,584 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-15 05:58:23,593 INFO L263 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 63 conjunts are in the unsatisfiable core [2022-04-15 05:58:23,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 05:58:23,604 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-15 05:58:24,070 INFO L272 TraceCheckUtils]: 0: Hoare triple {11950#true} call ULTIMATE.init(); {11950#true} is VALID [2022-04-15 05:58:24,071 INFO L290 TraceCheckUtils]: 1: Hoare triple {11950#true} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {11950#true} is VALID [2022-04-15 05:58:24,071 INFO L290 TraceCheckUtils]: 2: Hoare triple {11950#true} assume true; {11950#true} is VALID [2022-04-15 05:58:24,071 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {11950#true} {11950#true} #34#return; {11950#true} is VALID [2022-04-15 05:58:24,071 INFO L272 TraceCheckUtils]: 4: Hoare triple {11950#true} call #t~ret5 := main(); {11950#true} is VALID [2022-04-15 05:58:24,071 INFO L290 TraceCheckUtils]: 5: Hoare triple {11950#true} ~x~0 := 1;~y~0 := 0; {11955#(= main_~y~0 0)} is VALID [2022-04-15 05:58:24,072 INFO L290 TraceCheckUtils]: 6: Hoare triple {11955#(= main_~y~0 0)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {11956#(and (<= 1 main_~y~0) (<= main_~y~0 1))} is VALID [2022-04-15 05:58:24,072 INFO L290 TraceCheckUtils]: 7: Hoare triple {11956#(and (<= 1 main_~y~0) (<= main_~y~0 1))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {11957#(and (<= 2 main_~y~0) (<= main_~y~0 2))} is VALID [2022-04-15 05:58:24,073 INFO L290 TraceCheckUtils]: 8: Hoare triple {11957#(and (<= 2 main_~y~0) (<= main_~y~0 2))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {11958#(and (<= main_~y~0 3) (<= 3 main_~y~0))} is VALID [2022-04-15 05:58:24,073 INFO L290 TraceCheckUtils]: 9: Hoare triple {11958#(and (<= main_~y~0 3) (<= 3 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {11959#(and (<= main_~y~0 4) (<= 4 main_~y~0))} is VALID [2022-04-15 05:58:24,074 INFO L290 TraceCheckUtils]: 10: Hoare triple {11959#(and (<= main_~y~0 4) (<= 4 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {11960#(and (<= 5 main_~y~0) (<= main_~y~0 5))} is VALID [2022-04-15 05:58:24,074 INFO L290 TraceCheckUtils]: 11: Hoare triple {11960#(and (<= 5 main_~y~0) (<= main_~y~0 5))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {11961#(and (<= main_~y~0 6) (<= 6 main_~y~0))} is VALID [2022-04-15 05:58:24,075 INFO L290 TraceCheckUtils]: 12: Hoare triple {11961#(and (<= main_~y~0 6) (<= 6 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {11962#(and (<= 7 main_~y~0) (<= main_~y~0 7))} is VALID [2022-04-15 05:58:24,075 INFO L290 TraceCheckUtils]: 13: Hoare triple {11962#(and (<= 7 main_~y~0) (<= main_~y~0 7))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {11963#(and (<= main_~y~0 8) (<= 8 main_~y~0))} is VALID [2022-04-15 05:58:24,076 INFO L290 TraceCheckUtils]: 14: Hoare triple {11963#(and (<= main_~y~0 8) (<= 8 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {11964#(and (<= 9 main_~y~0) (<= main_~y~0 9))} is VALID [2022-04-15 05:58:24,077 INFO L290 TraceCheckUtils]: 15: Hoare triple {11964#(and (<= 9 main_~y~0) (<= main_~y~0 9))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {11965#(and (<= main_~y~0 10) (<= 10 main_~y~0))} is VALID [2022-04-15 05:58:24,077 INFO L290 TraceCheckUtils]: 16: Hoare triple {11965#(and (<= main_~y~0 10) (<= 10 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {11966#(and (<= main_~y~0 11) (<= 11 main_~y~0))} is VALID [2022-04-15 05:58:24,078 INFO L290 TraceCheckUtils]: 17: Hoare triple {11966#(and (<= main_~y~0 11) (<= 11 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {11967#(and (<= 12 main_~y~0) (<= main_~y~0 12))} is VALID [2022-04-15 05:58:24,079 INFO L290 TraceCheckUtils]: 18: Hoare triple {11967#(and (<= 12 main_~y~0) (<= main_~y~0 12))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {11968#(and (<= main_~y~0 13) (<= 13 main_~y~0))} is VALID [2022-04-15 05:58:24,079 INFO L290 TraceCheckUtils]: 19: Hoare triple {11968#(and (<= main_~y~0 13) (<= 13 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {11969#(and (<= 14 main_~y~0) (<= main_~y~0 14))} is VALID [2022-04-15 05:58:24,080 INFO L290 TraceCheckUtils]: 20: Hoare triple {11969#(and (<= 14 main_~y~0) (<= main_~y~0 14))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {11970#(and (<= main_~y~0 15) (<= 15 main_~y~0))} is VALID [2022-04-15 05:58:24,081 INFO L290 TraceCheckUtils]: 21: Hoare triple {11970#(and (<= main_~y~0 15) (<= 15 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {11971#(and (<= 16 main_~y~0) (<= main_~y~0 16))} is VALID [2022-04-15 05:58:24,081 INFO L290 TraceCheckUtils]: 22: Hoare triple {11971#(and (<= 16 main_~y~0) (<= main_~y~0 16))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {11972#(and (<= main_~y~0 17) (<= 17 main_~y~0))} is VALID [2022-04-15 05:58:24,082 INFO L290 TraceCheckUtils]: 23: Hoare triple {11972#(and (<= main_~y~0 17) (<= 17 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {11973#(and (<= 18 main_~y~0) (<= main_~y~0 18))} is VALID [2022-04-15 05:58:24,083 INFO L290 TraceCheckUtils]: 24: Hoare triple {11973#(and (<= 18 main_~y~0) (<= main_~y~0 18))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {11974#(and (<= 19 main_~y~0) (<= main_~y~0 19))} is VALID [2022-04-15 05:58:24,083 INFO L290 TraceCheckUtils]: 25: Hoare triple {11974#(and (<= 19 main_~y~0) (<= main_~y~0 19))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {11975#(and (<= 20 main_~y~0) (<= main_~y~0 20))} is VALID [2022-04-15 05:58:24,084 INFO L290 TraceCheckUtils]: 26: Hoare triple {11975#(and (<= 20 main_~y~0) (<= main_~y~0 20))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {11976#(and (<= main_~y~0 21) (<= 21 main_~y~0))} is VALID [2022-04-15 05:58:24,084 INFO L290 TraceCheckUtils]: 27: Hoare triple {11976#(and (<= main_~y~0 21) (<= 21 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {11977#(and (<= main_~y~0 22) (<= 22 main_~y~0))} is VALID [2022-04-15 05:58:24,085 INFO L290 TraceCheckUtils]: 28: Hoare triple {11977#(and (<= main_~y~0 22) (<= 22 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {11978#(and (<= main_~y~0 23) (<= 23 main_~y~0))} is VALID [2022-04-15 05:58:24,085 INFO L290 TraceCheckUtils]: 29: Hoare triple {11978#(and (<= main_~y~0 23) (<= 23 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {11979#(and (<= 24 main_~y~0) (<= main_~y~0 24))} is VALID [2022-04-15 05:58:24,086 INFO L290 TraceCheckUtils]: 30: Hoare triple {11979#(and (<= 24 main_~y~0) (<= main_~y~0 24))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {11980#(and (<= 25 main_~y~0) (<= main_~y~0 25))} is VALID [2022-04-15 05:58:24,086 INFO L290 TraceCheckUtils]: 31: Hoare triple {11980#(and (<= 25 main_~y~0) (<= main_~y~0 25))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {11981#(and (<= main_~y~0 26) (<= 26 main_~y~0))} is VALID [2022-04-15 05:58:24,087 INFO L290 TraceCheckUtils]: 32: Hoare triple {11981#(and (<= main_~y~0 26) (<= 26 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {11982#(and (<= main_~y~0 27) (<= 27 main_~y~0))} is VALID [2022-04-15 05:58:24,087 INFO L290 TraceCheckUtils]: 33: Hoare triple {11982#(and (<= main_~y~0 27) (<= 27 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {11983#(and (<= main_~y~0 28) (<= 28 main_~y~0))} is VALID [2022-04-15 05:58:24,088 INFO L290 TraceCheckUtils]: 34: Hoare triple {11983#(and (<= main_~y~0 28) (<= 28 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {11984#(and (<= 29 main_~y~0) (<= main_~y~0 29))} is VALID [2022-04-15 05:58:24,088 INFO L290 TraceCheckUtils]: 35: Hoare triple {11984#(and (<= 29 main_~y~0) (<= main_~y~0 29))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {12095#(and (<= main_~y~0 30) (<= 30 main_~y~0))} is VALID [2022-04-15 05:58:24,089 INFO L290 TraceCheckUtils]: 36: Hoare triple {12095#(and (<= main_~y~0 30) (<= 30 main_~y~0))} assume !(~y~0 % 4294967296 < 1024); {11951#false} is VALID [2022-04-15 05:58:24,089 INFO L272 TraceCheckUtils]: 37: Hoare triple {11951#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {11951#false} is VALID [2022-04-15 05:58:24,089 INFO L290 TraceCheckUtils]: 38: Hoare triple {11951#false} ~cond := #in~cond; {11951#false} is VALID [2022-04-15 05:58:24,089 INFO L290 TraceCheckUtils]: 39: Hoare triple {11951#false} assume 0 == ~cond; {11951#false} is VALID [2022-04-15 05:58:24,089 INFO L290 TraceCheckUtils]: 40: Hoare triple {11951#false} assume !false; {11951#false} is VALID [2022-04-15 05:58:24,089 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 0 proven. 465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 05:58:24,090 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-15 05:58:25,710 INFO L290 TraceCheckUtils]: 40: Hoare triple {11951#false} assume !false; {11951#false} is VALID [2022-04-15 05:58:25,711 INFO L290 TraceCheckUtils]: 39: Hoare triple {11951#false} assume 0 == ~cond; {11951#false} is VALID [2022-04-15 05:58:25,711 INFO L290 TraceCheckUtils]: 38: Hoare triple {11951#false} ~cond := #in~cond; {11951#false} is VALID [2022-04-15 05:58:25,711 INFO L272 TraceCheckUtils]: 37: Hoare triple {11951#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {11951#false} is VALID [2022-04-15 05:58:25,711 INFO L290 TraceCheckUtils]: 36: Hoare triple {12123#(< (mod main_~y~0 4294967296) 1024)} assume !(~y~0 % 4294967296 < 1024); {11951#false} is VALID [2022-04-15 05:58:25,712 INFO L290 TraceCheckUtils]: 35: Hoare triple {12127#(< (mod (+ main_~y~0 1) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {12123#(< (mod main_~y~0 4294967296) 1024)} is VALID [2022-04-15 05:58:25,713 INFO L290 TraceCheckUtils]: 34: Hoare triple {12131#(< (mod (+ main_~y~0 2) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {12127#(< (mod (+ main_~y~0 1) 4294967296) 1024)} is VALID [2022-04-15 05:58:25,713 INFO L290 TraceCheckUtils]: 33: Hoare triple {12135#(< (mod (+ main_~y~0 3) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {12131#(< (mod (+ main_~y~0 2) 4294967296) 1024)} is VALID [2022-04-15 05:58:25,714 INFO L290 TraceCheckUtils]: 32: Hoare triple {12139#(< (mod (+ main_~y~0 4) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {12135#(< (mod (+ main_~y~0 3) 4294967296) 1024)} is VALID [2022-04-15 05:58:25,715 INFO L290 TraceCheckUtils]: 31: Hoare triple {12143#(< (mod (+ 5 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {12139#(< (mod (+ main_~y~0 4) 4294967296) 1024)} is VALID [2022-04-15 05:58:25,715 INFO L290 TraceCheckUtils]: 30: Hoare triple {12147#(< (mod (+ main_~y~0 6) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {12143#(< (mod (+ 5 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:58:25,716 INFO L290 TraceCheckUtils]: 29: Hoare triple {12151#(< (mod (+ 7 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {12147#(< (mod (+ main_~y~0 6) 4294967296) 1024)} is VALID [2022-04-15 05:58:25,717 INFO L290 TraceCheckUtils]: 28: Hoare triple {12155#(< (mod (+ main_~y~0 8) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {12151#(< (mod (+ 7 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:58:25,718 INFO L290 TraceCheckUtils]: 27: Hoare triple {12159#(< (mod (+ main_~y~0 9) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {12155#(< (mod (+ main_~y~0 8) 4294967296) 1024)} is VALID [2022-04-15 05:58:25,718 INFO L290 TraceCheckUtils]: 26: Hoare triple {12163#(< (mod (+ main_~y~0 10) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {12159#(< (mod (+ main_~y~0 9) 4294967296) 1024)} is VALID [2022-04-15 05:58:25,719 INFO L290 TraceCheckUtils]: 25: Hoare triple {12167#(< (mod (+ main_~y~0 11) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {12163#(< (mod (+ main_~y~0 10) 4294967296) 1024)} is VALID [2022-04-15 05:58:25,724 INFO L290 TraceCheckUtils]: 24: Hoare triple {12171#(< (mod (+ main_~y~0 12) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {12167#(< (mod (+ main_~y~0 11) 4294967296) 1024)} is VALID [2022-04-15 05:58:25,726 INFO L290 TraceCheckUtils]: 23: Hoare triple {12175#(< (mod (+ main_~y~0 13) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {12171#(< (mod (+ main_~y~0 12) 4294967296) 1024)} is VALID [2022-04-15 05:58:25,726 INFO L290 TraceCheckUtils]: 22: Hoare triple {12179#(< (mod (+ main_~y~0 14) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {12175#(< (mod (+ main_~y~0 13) 4294967296) 1024)} is VALID [2022-04-15 05:58:25,727 INFO L290 TraceCheckUtils]: 21: Hoare triple {12183#(< (mod (+ main_~y~0 15) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {12179#(< (mod (+ main_~y~0 14) 4294967296) 1024)} is VALID [2022-04-15 05:58:25,728 INFO L290 TraceCheckUtils]: 20: Hoare triple {12187#(< (mod (+ main_~y~0 16) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {12183#(< (mod (+ main_~y~0 15) 4294967296) 1024)} is VALID [2022-04-15 05:58:25,728 INFO L290 TraceCheckUtils]: 19: Hoare triple {12191#(< (mod (+ main_~y~0 17) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {12187#(< (mod (+ main_~y~0 16) 4294967296) 1024)} is VALID [2022-04-15 05:58:25,729 INFO L290 TraceCheckUtils]: 18: Hoare triple {12195#(< (mod (+ main_~y~0 18) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {12191#(< (mod (+ main_~y~0 17) 4294967296) 1024)} is VALID [2022-04-15 05:58:25,729 INFO L290 TraceCheckUtils]: 17: Hoare triple {12199#(< (mod (+ 19 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {12195#(< (mod (+ main_~y~0 18) 4294967296) 1024)} is VALID [2022-04-15 05:58:25,730 INFO L290 TraceCheckUtils]: 16: Hoare triple {12203#(< (mod (+ main_~y~0 20) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {12199#(< (mod (+ 19 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:58:25,731 INFO L290 TraceCheckUtils]: 15: Hoare triple {12207#(< (mod (+ main_~y~0 21) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {12203#(< (mod (+ main_~y~0 20) 4294967296) 1024)} is VALID [2022-04-15 05:58:25,732 INFO L290 TraceCheckUtils]: 14: Hoare triple {12211#(< (mod (+ main_~y~0 22) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {12207#(< (mod (+ main_~y~0 21) 4294967296) 1024)} is VALID [2022-04-15 05:58:25,732 INFO L290 TraceCheckUtils]: 13: Hoare triple {12215#(< (mod (+ 23 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {12211#(< (mod (+ main_~y~0 22) 4294967296) 1024)} is VALID [2022-04-15 05:58:25,733 INFO L290 TraceCheckUtils]: 12: Hoare triple {12219#(< (mod (+ main_~y~0 24) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {12215#(< (mod (+ 23 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:58:25,734 INFO L290 TraceCheckUtils]: 11: Hoare triple {12223#(< (mod (+ main_~y~0 25) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {12219#(< (mod (+ main_~y~0 24) 4294967296) 1024)} is VALID [2022-04-15 05:58:25,734 INFO L290 TraceCheckUtils]: 10: Hoare triple {12227#(< (mod (+ main_~y~0 26) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {12223#(< (mod (+ main_~y~0 25) 4294967296) 1024)} is VALID [2022-04-15 05:58:25,735 INFO L290 TraceCheckUtils]: 9: Hoare triple {12231#(< (mod (+ main_~y~0 27) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {12227#(< (mod (+ main_~y~0 26) 4294967296) 1024)} is VALID [2022-04-15 05:58:25,736 INFO L290 TraceCheckUtils]: 8: Hoare triple {12235#(< (mod (+ main_~y~0 28) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {12231#(< (mod (+ main_~y~0 27) 4294967296) 1024)} is VALID [2022-04-15 05:58:25,736 INFO L290 TraceCheckUtils]: 7: Hoare triple {12239#(< (mod (+ 29 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {12235#(< (mod (+ main_~y~0 28) 4294967296) 1024)} is VALID [2022-04-15 05:58:25,737 INFO L290 TraceCheckUtils]: 6: Hoare triple {12243#(< (mod (+ 30 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {12239#(< (mod (+ 29 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:58:25,737 INFO L290 TraceCheckUtils]: 5: Hoare triple {11950#true} ~x~0 := 1;~y~0 := 0; {12243#(< (mod (+ 30 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:58:25,737 INFO L272 TraceCheckUtils]: 4: Hoare triple {11950#true} call #t~ret5 := main(); {11950#true} is VALID [2022-04-15 05:58:25,737 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {11950#true} {11950#true} #34#return; {11950#true} is VALID [2022-04-15 05:58:25,738 INFO L290 TraceCheckUtils]: 2: Hoare triple {11950#true} assume true; {11950#true} is VALID [2022-04-15 05:58:25,738 INFO L290 TraceCheckUtils]: 1: Hoare triple {11950#true} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {11950#true} is VALID [2022-04-15 05:58:25,738 INFO L272 TraceCheckUtils]: 0: Hoare triple {11950#true} call ULTIMATE.init(); {11950#true} is VALID [2022-04-15 05:58:25,738 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 0 proven. 465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 05:58:25,738 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1930783576] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-15 05:58:25,738 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-04-15 05:58:25,738 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [34, 33, 33] total 66 [2022-04-15 05:58:25,738 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-15 05:58:25,739 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [325680186] [2022-04-15 05:58:25,739 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [325680186] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-15 05:58:25,739 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-15 05:58:25,739 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-04-15 05:58:25,739 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [72803575] [2022-04-15 05:58:25,739 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-15 05:58:25,739 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 34 states have (on average 1.088235294117647) internal successors, (37), 33 states have internal predecessors, (37), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 41 [2022-04-15 05:58:25,739 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-15 05:58:25,739 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 34 states, 34 states have (on average 1.088235294117647) internal successors, (37), 33 states have internal predecessors, (37), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:58:25,763 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 41 edges. 41 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 05:58:25,763 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-04-15 05:58:25,763 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-15 05:58:25,764 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-04-15 05:58:25,764 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1152, Invalid=3138, Unknown=0, NotChecked=0, Total=4290 [2022-04-15 05:58:25,764 INFO L87 Difference]: Start difference. First operand 42 states and 42 transitions. Second operand has 34 states, 34 states have (on average 1.088235294117647) internal successors, (37), 33 states have internal predecessors, (37), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:58:27,648 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 05:58:27,648 INFO L93 Difference]: Finished difference Result 48 states and 48 transitions. [2022-04-15 05:58:27,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-04-15 05:58:27,648 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 34 states have (on average 1.088235294117647) internal successors, (37), 33 states have internal predecessors, (37), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 41 [2022-04-15 05:58:27,648 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-15 05:58:27,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34 states, 34 states have (on average 1.088235294117647) internal successors, (37), 33 states have internal predecessors, (37), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:58:27,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 48 transitions. [2022-04-15 05:58:27,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34 states, 34 states have (on average 1.088235294117647) internal successors, (37), 33 states have internal predecessors, (37), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:58:27,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 48 transitions. [2022-04-15 05:58:27,650 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 34 states and 48 transitions. [2022-04-15 05:58:27,702 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 48 edges. 48 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 05:58:27,703 INFO L225 Difference]: With dead ends: 48 [2022-04-15 05:58:27,703 INFO L226 Difference]: Without dead ends: 43 [2022-04-15 05:58:27,704 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 147 GetRequests, 51 SyntacticMatches, 1 SemanticMatches, 95 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 531 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=2297, Invalid=7015, Unknown=0, NotChecked=0, Total=9312 [2022-04-15 05:58:27,704 INFO L913 BasicCegarLoop]: 11 mSDtfsCounter, 6 mSDsluCounter, 97 mSDsCounter, 0 mSdLazyCounter, 1027 mSolverCounterSat, 63 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 108 SdHoareTripleChecker+Invalid, 1090 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 63 IncrementalHoareTripleChecker+Valid, 1027 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-04-15 05:58:27,704 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [6 Valid, 108 Invalid, 1090 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [63 Valid, 1027 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-04-15 05:58:27,705 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states. [2022-04-15 05:58:27,747 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 43. [2022-04-15 05:58:27,747 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-15 05:58:27,747 INFO L82 GeneralOperation]: Start isEquivalent. First operand 43 states. Second operand has 43 states, 38 states have (on average 1.0263157894736843) internal successors, (39), 38 states have internal predecessors, (39), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:58:27,747 INFO L74 IsIncluded]: Start isIncluded. First operand 43 states. Second operand has 43 states, 38 states have (on average 1.0263157894736843) internal successors, (39), 38 states have internal predecessors, (39), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:58:27,747 INFO L87 Difference]: Start difference. First operand 43 states. Second operand has 43 states, 38 states have (on average 1.0263157894736843) internal successors, (39), 38 states have internal predecessors, (39), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:58:27,748 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 05:58:27,748 INFO L93 Difference]: Finished difference Result 43 states and 43 transitions. [2022-04-15 05:58:27,748 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 43 transitions. [2022-04-15 05:58:27,748 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-15 05:58:27,748 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-15 05:58:27,748 INFO L74 IsIncluded]: Start isIncluded. First operand has 43 states, 38 states have (on average 1.0263157894736843) internal successors, (39), 38 states have internal predecessors, (39), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 43 states. [2022-04-15 05:58:27,748 INFO L87 Difference]: Start difference. First operand has 43 states, 38 states have (on average 1.0263157894736843) internal successors, (39), 38 states have internal predecessors, (39), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 43 states. [2022-04-15 05:58:27,749 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 05:58:27,749 INFO L93 Difference]: Finished difference Result 43 states and 43 transitions. [2022-04-15 05:58:27,749 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 43 transitions. [2022-04-15 05:58:27,749 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-15 05:58:27,749 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-15 05:58:27,749 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-15 05:58:27,749 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-15 05:58:27,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 43 states, 38 states have (on average 1.0263157894736843) internal successors, (39), 38 states have internal predecessors, (39), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:58:27,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 43 transitions. [2022-04-15 05:58:27,749 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 43 transitions. Word has length 41 [2022-04-15 05:58:27,750 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-15 05:58:27,750 INFO L478 AbstractCegarLoop]: Abstraction has 43 states and 43 transitions. [2022-04-15 05:58:27,750 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 34 states have (on average 1.088235294117647) internal successors, (37), 33 states have internal predecessors, (37), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:58:27,750 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 43 states and 43 transitions. [2022-04-15 05:58:27,783 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 43 edges. 43 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 05:58:27,783 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 43 transitions. [2022-04-15 05:58:27,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-04-15 05:58:27,783 INFO L491 BasicCegarLoop]: Found error trace [2022-04-15 05:58:27,783 INFO L499 BasicCegarLoop]: trace histogram [31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-15 05:58:27,788 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (31)] Forceful destruction successful, exit code 0 [2022-04-15 05:58:27,984 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 31 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable60,SelfDestructingSolverStorable61 [2022-04-15 05:58:27,985 INFO L403 AbstractCegarLoop]: === Iteration 33 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-15 05:58:27,985 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-15 05:58:27,985 INFO L85 PathProgramCache]: Analyzing trace with hash -1940680266, now seen corresponding path program 61 times [2022-04-15 05:58:27,985 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-15 05:58:27,985 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [1060822588] [2022-04-15 05:58:29,004 INFO L89 AcceleratorJordan]: Jordan loop acceleration statistics: 1 HavocedVariables, 2 AssignedVariables, 0 ReadonlyVariables, Eigenvalues: {0={1=1}, 1={2=1}}, 1 SequentialAcceleration, 0 AlternatingAcceleration, 1 QuantifierFreeResult [2022-04-15 05:58:29,005 INFO L271 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2022-04-15 05:58:29,007 INFO L85 PathProgramCache]: Analyzing trace with hash -94147465, now seen corresponding path program 1 times [2022-04-15 05:58:29,007 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-15 05:58:29,007 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2023265914] [2022-04-15 05:58:29,007 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-15 05:58:29,007 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-15 05:58:29,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-15 05:58:29,012 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-04-15 05:58:29,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-15 05:58:29,015 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-04-15 05:58:29,015 INFO L85 PathProgramCache]: Analyzing trace with hash -1940680266, now seen corresponding path program 62 times [2022-04-15 05:58:29,015 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-15 05:58:29,015 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2121282396] [2022-04-15 05:58:29,015 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-15 05:58:29,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-15 05:58:29,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 05:58:29,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-15 05:58:29,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 05:58:29,671 INFO L290 TraceCheckUtils]: 0: Hoare triple {12631#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {12594#true} is VALID [2022-04-15 05:58:29,671 INFO L290 TraceCheckUtils]: 1: Hoare triple {12594#true} assume true; {12594#true} is VALID [2022-04-15 05:58:29,671 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {12594#true} {12594#true} #34#return; {12594#true} is VALID [2022-04-15 05:58:29,672 INFO L272 TraceCheckUtils]: 0: Hoare triple {12594#true} call ULTIMATE.init(); {12631#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} is VALID [2022-04-15 05:58:29,672 INFO L290 TraceCheckUtils]: 1: Hoare triple {12631#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {12594#true} is VALID [2022-04-15 05:58:29,672 INFO L290 TraceCheckUtils]: 2: Hoare triple {12594#true} assume true; {12594#true} is VALID [2022-04-15 05:58:29,672 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {12594#true} {12594#true} #34#return; {12594#true} is VALID [2022-04-15 05:58:29,672 INFO L272 TraceCheckUtils]: 4: Hoare triple {12594#true} call #t~ret5 := main(); {12594#true} is VALID [2022-04-15 05:58:29,672 INFO L290 TraceCheckUtils]: 5: Hoare triple {12594#true} ~x~0 := 1;~y~0 := 0; {12599#(= main_~y~0 0)} is VALID [2022-04-15 05:58:29,673 INFO L290 TraceCheckUtils]: 6: Hoare triple {12599#(= main_~y~0 0)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {12600#(and (<= 1 main_~y~0) (<= main_~y~0 1))} is VALID [2022-04-15 05:58:29,673 INFO L290 TraceCheckUtils]: 7: Hoare triple {12600#(and (<= 1 main_~y~0) (<= main_~y~0 1))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {12601#(and (<= 2 main_~y~0) (<= main_~y~0 2))} is VALID [2022-04-15 05:58:29,674 INFO L290 TraceCheckUtils]: 8: Hoare triple {12601#(and (<= 2 main_~y~0) (<= main_~y~0 2))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {12602#(and (<= main_~y~0 3) (<= 3 main_~y~0))} is VALID [2022-04-15 05:58:29,674 INFO L290 TraceCheckUtils]: 9: Hoare triple {12602#(and (<= main_~y~0 3) (<= 3 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {12603#(and (<= main_~y~0 4) (<= 4 main_~y~0))} is VALID [2022-04-15 05:58:29,675 INFO L290 TraceCheckUtils]: 10: Hoare triple {12603#(and (<= main_~y~0 4) (<= 4 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {12604#(and (<= 5 main_~y~0) (<= main_~y~0 5))} is VALID [2022-04-15 05:58:29,675 INFO L290 TraceCheckUtils]: 11: Hoare triple {12604#(and (<= 5 main_~y~0) (<= main_~y~0 5))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {12605#(and (<= main_~y~0 6) (<= 6 main_~y~0))} is VALID [2022-04-15 05:58:29,676 INFO L290 TraceCheckUtils]: 12: Hoare triple {12605#(and (<= main_~y~0 6) (<= 6 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {12606#(and (<= 7 main_~y~0) (<= main_~y~0 7))} is VALID [2022-04-15 05:58:29,676 INFO L290 TraceCheckUtils]: 13: Hoare triple {12606#(and (<= 7 main_~y~0) (<= main_~y~0 7))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {12607#(and (<= main_~y~0 8) (<= 8 main_~y~0))} is VALID [2022-04-15 05:58:29,677 INFO L290 TraceCheckUtils]: 14: Hoare triple {12607#(and (<= main_~y~0 8) (<= 8 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {12608#(and (<= 9 main_~y~0) (<= main_~y~0 9))} is VALID [2022-04-15 05:58:29,677 INFO L290 TraceCheckUtils]: 15: Hoare triple {12608#(and (<= 9 main_~y~0) (<= main_~y~0 9))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {12609#(and (<= main_~y~0 10) (<= 10 main_~y~0))} is VALID [2022-04-15 05:58:29,678 INFO L290 TraceCheckUtils]: 16: Hoare triple {12609#(and (<= main_~y~0 10) (<= 10 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {12610#(and (<= main_~y~0 11) (<= 11 main_~y~0))} is VALID [2022-04-15 05:58:29,678 INFO L290 TraceCheckUtils]: 17: Hoare triple {12610#(and (<= main_~y~0 11) (<= 11 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {12611#(and (<= 12 main_~y~0) (<= main_~y~0 12))} is VALID [2022-04-15 05:58:29,679 INFO L290 TraceCheckUtils]: 18: Hoare triple {12611#(and (<= 12 main_~y~0) (<= main_~y~0 12))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {12612#(and (<= main_~y~0 13) (<= 13 main_~y~0))} is VALID [2022-04-15 05:58:29,679 INFO L290 TraceCheckUtils]: 19: Hoare triple {12612#(and (<= main_~y~0 13) (<= 13 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {12613#(and (<= 14 main_~y~0) (<= main_~y~0 14))} is VALID [2022-04-15 05:58:29,680 INFO L290 TraceCheckUtils]: 20: Hoare triple {12613#(and (<= 14 main_~y~0) (<= main_~y~0 14))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {12614#(and (<= main_~y~0 15) (<= 15 main_~y~0))} is VALID [2022-04-15 05:58:29,680 INFO L290 TraceCheckUtils]: 21: Hoare triple {12614#(and (<= main_~y~0 15) (<= 15 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {12615#(and (<= 16 main_~y~0) (<= main_~y~0 16))} is VALID [2022-04-15 05:58:29,681 INFO L290 TraceCheckUtils]: 22: Hoare triple {12615#(and (<= 16 main_~y~0) (<= main_~y~0 16))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {12616#(and (<= main_~y~0 17) (<= 17 main_~y~0))} is VALID [2022-04-15 05:58:29,682 INFO L290 TraceCheckUtils]: 23: Hoare triple {12616#(and (<= main_~y~0 17) (<= 17 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {12617#(and (<= 18 main_~y~0) (<= main_~y~0 18))} is VALID [2022-04-15 05:58:29,682 INFO L290 TraceCheckUtils]: 24: Hoare triple {12617#(and (<= 18 main_~y~0) (<= main_~y~0 18))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {12618#(and (<= 19 main_~y~0) (<= main_~y~0 19))} is VALID [2022-04-15 05:58:29,683 INFO L290 TraceCheckUtils]: 25: Hoare triple {12618#(and (<= 19 main_~y~0) (<= main_~y~0 19))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {12619#(and (<= 20 main_~y~0) (<= main_~y~0 20))} is VALID [2022-04-15 05:58:29,683 INFO L290 TraceCheckUtils]: 26: Hoare triple {12619#(and (<= 20 main_~y~0) (<= main_~y~0 20))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {12620#(and (<= main_~y~0 21) (<= 21 main_~y~0))} is VALID [2022-04-15 05:58:29,684 INFO L290 TraceCheckUtils]: 27: Hoare triple {12620#(and (<= main_~y~0 21) (<= 21 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {12621#(and (<= main_~y~0 22) (<= 22 main_~y~0))} is VALID [2022-04-15 05:58:29,684 INFO L290 TraceCheckUtils]: 28: Hoare triple {12621#(and (<= main_~y~0 22) (<= 22 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {12622#(and (<= main_~y~0 23) (<= 23 main_~y~0))} is VALID [2022-04-15 05:58:29,685 INFO L290 TraceCheckUtils]: 29: Hoare triple {12622#(and (<= main_~y~0 23) (<= 23 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {12623#(and (<= 24 main_~y~0) (<= main_~y~0 24))} is VALID [2022-04-15 05:58:29,685 INFO L290 TraceCheckUtils]: 30: Hoare triple {12623#(and (<= 24 main_~y~0) (<= main_~y~0 24))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {12624#(and (<= 25 main_~y~0) (<= main_~y~0 25))} is VALID [2022-04-15 05:58:29,686 INFO L290 TraceCheckUtils]: 31: Hoare triple {12624#(and (<= 25 main_~y~0) (<= main_~y~0 25))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {12625#(and (<= main_~y~0 26) (<= 26 main_~y~0))} is VALID [2022-04-15 05:58:29,686 INFO L290 TraceCheckUtils]: 32: Hoare triple {12625#(and (<= main_~y~0 26) (<= 26 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {12626#(and (<= main_~y~0 27) (<= 27 main_~y~0))} is VALID [2022-04-15 05:58:29,687 INFO L290 TraceCheckUtils]: 33: Hoare triple {12626#(and (<= main_~y~0 27) (<= 27 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {12627#(and (<= main_~y~0 28) (<= 28 main_~y~0))} is VALID [2022-04-15 05:58:29,687 INFO L290 TraceCheckUtils]: 34: Hoare triple {12627#(and (<= main_~y~0 28) (<= 28 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {12628#(and (<= 29 main_~y~0) (<= main_~y~0 29))} is VALID [2022-04-15 05:58:29,688 INFO L290 TraceCheckUtils]: 35: Hoare triple {12628#(and (<= 29 main_~y~0) (<= main_~y~0 29))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {12629#(and (<= main_~y~0 30) (<= 30 main_~y~0))} is VALID [2022-04-15 05:58:29,688 INFO L290 TraceCheckUtils]: 36: Hoare triple {12629#(and (<= main_~y~0 30) (<= 30 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {12630#(and (not (<= (+ (div main_~y~0 4294967296) 1) 0)) (<= main_~y~0 31))} is VALID [2022-04-15 05:58:29,689 INFO L290 TraceCheckUtils]: 37: Hoare triple {12630#(and (not (<= (+ (div main_~y~0 4294967296) 1) 0)) (<= main_~y~0 31))} assume !(~y~0 % 4294967296 < 1024); {12595#false} is VALID [2022-04-15 05:58:29,689 INFO L272 TraceCheckUtils]: 38: Hoare triple {12595#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {12595#false} is VALID [2022-04-15 05:58:29,689 INFO L290 TraceCheckUtils]: 39: Hoare triple {12595#false} ~cond := #in~cond; {12595#false} is VALID [2022-04-15 05:58:29,689 INFO L290 TraceCheckUtils]: 40: Hoare triple {12595#false} assume 0 == ~cond; {12595#false} is VALID [2022-04-15 05:58:29,689 INFO L290 TraceCheckUtils]: 41: Hoare triple {12595#false} assume !false; {12595#false} is VALID [2022-04-15 05:58:29,689 INFO L134 CoverageAnalysis]: Checked inductivity of 496 backedges. 0 proven. 496 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 05:58:29,689 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-15 05:58:29,689 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2121282396] [2022-04-15 05:58:29,690 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2121282396] provided 0 perfect and 1 imperfect interpolant sequences [2022-04-15 05:58:29,690 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [726892254] [2022-04-15 05:58:29,690 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-04-15 05:58:29,690 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-15 05:58:29,690 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-15 05:58:29,691 INFO L229 MonitoredProcess]: Starting monitored process 32 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-04-15 05:58:29,692 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (32)] Waiting until timeout for monitored process [2022-04-15 05:58:29,766 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-04-15 05:58:29,766 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-15 05:58:29,767 INFO L263 TraceCheckSpWp]: Trace formula consists of 208 conjuncts, 65 conjunts are in the unsatisfiable core [2022-04-15 05:58:29,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 05:58:29,774 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-15 05:58:30,033 INFO L272 TraceCheckUtils]: 0: Hoare triple {12594#true} call ULTIMATE.init(); {12594#true} is VALID [2022-04-15 05:58:30,033 INFO L290 TraceCheckUtils]: 1: Hoare triple {12594#true} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {12594#true} is VALID [2022-04-15 05:58:30,033 INFO L290 TraceCheckUtils]: 2: Hoare triple {12594#true} assume true; {12594#true} is VALID [2022-04-15 05:58:30,033 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {12594#true} {12594#true} #34#return; {12594#true} is VALID [2022-04-15 05:58:30,033 INFO L272 TraceCheckUtils]: 4: Hoare triple {12594#true} call #t~ret5 := main(); {12594#true} is VALID [2022-04-15 05:58:30,033 INFO L290 TraceCheckUtils]: 5: Hoare triple {12594#true} ~x~0 := 1;~y~0 := 0; {12599#(= main_~y~0 0)} is VALID [2022-04-15 05:58:30,034 INFO L290 TraceCheckUtils]: 6: Hoare triple {12599#(= main_~y~0 0)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {12600#(and (<= 1 main_~y~0) (<= main_~y~0 1))} is VALID [2022-04-15 05:58:30,034 INFO L290 TraceCheckUtils]: 7: Hoare triple {12600#(and (<= 1 main_~y~0) (<= main_~y~0 1))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {12601#(and (<= 2 main_~y~0) (<= main_~y~0 2))} is VALID [2022-04-15 05:58:30,034 INFO L290 TraceCheckUtils]: 8: Hoare triple {12601#(and (<= 2 main_~y~0) (<= main_~y~0 2))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {12602#(and (<= main_~y~0 3) (<= 3 main_~y~0))} is VALID [2022-04-15 05:58:30,035 INFO L290 TraceCheckUtils]: 9: Hoare triple {12602#(and (<= main_~y~0 3) (<= 3 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {12603#(and (<= main_~y~0 4) (<= 4 main_~y~0))} is VALID [2022-04-15 05:58:30,035 INFO L290 TraceCheckUtils]: 10: Hoare triple {12603#(and (<= main_~y~0 4) (<= 4 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {12604#(and (<= 5 main_~y~0) (<= main_~y~0 5))} is VALID [2022-04-15 05:58:30,036 INFO L290 TraceCheckUtils]: 11: Hoare triple {12604#(and (<= 5 main_~y~0) (<= main_~y~0 5))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {12605#(and (<= main_~y~0 6) (<= 6 main_~y~0))} is VALID [2022-04-15 05:58:30,036 INFO L290 TraceCheckUtils]: 12: Hoare triple {12605#(and (<= main_~y~0 6) (<= 6 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {12606#(and (<= 7 main_~y~0) (<= main_~y~0 7))} is VALID [2022-04-15 05:58:30,036 INFO L290 TraceCheckUtils]: 13: Hoare triple {12606#(and (<= 7 main_~y~0) (<= main_~y~0 7))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {12607#(and (<= main_~y~0 8) (<= 8 main_~y~0))} is VALID [2022-04-15 05:58:30,037 INFO L290 TraceCheckUtils]: 14: Hoare triple {12607#(and (<= main_~y~0 8) (<= 8 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {12608#(and (<= 9 main_~y~0) (<= main_~y~0 9))} is VALID [2022-04-15 05:58:30,037 INFO L290 TraceCheckUtils]: 15: Hoare triple {12608#(and (<= 9 main_~y~0) (<= main_~y~0 9))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {12609#(and (<= main_~y~0 10) (<= 10 main_~y~0))} is VALID [2022-04-15 05:58:30,038 INFO L290 TraceCheckUtils]: 16: Hoare triple {12609#(and (<= main_~y~0 10) (<= 10 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {12610#(and (<= main_~y~0 11) (<= 11 main_~y~0))} is VALID [2022-04-15 05:58:30,038 INFO L290 TraceCheckUtils]: 17: Hoare triple {12610#(and (<= main_~y~0 11) (<= 11 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {12611#(and (<= 12 main_~y~0) (<= main_~y~0 12))} is VALID [2022-04-15 05:58:30,038 INFO L290 TraceCheckUtils]: 18: Hoare triple {12611#(and (<= 12 main_~y~0) (<= main_~y~0 12))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {12612#(and (<= main_~y~0 13) (<= 13 main_~y~0))} is VALID [2022-04-15 05:58:30,039 INFO L290 TraceCheckUtils]: 19: Hoare triple {12612#(and (<= main_~y~0 13) (<= 13 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {12613#(and (<= 14 main_~y~0) (<= main_~y~0 14))} is VALID [2022-04-15 05:58:30,039 INFO L290 TraceCheckUtils]: 20: Hoare triple {12613#(and (<= 14 main_~y~0) (<= main_~y~0 14))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {12614#(and (<= main_~y~0 15) (<= 15 main_~y~0))} is VALID [2022-04-15 05:58:30,040 INFO L290 TraceCheckUtils]: 21: Hoare triple {12614#(and (<= main_~y~0 15) (<= 15 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {12615#(and (<= 16 main_~y~0) (<= main_~y~0 16))} is VALID [2022-04-15 05:58:30,040 INFO L290 TraceCheckUtils]: 22: Hoare triple {12615#(and (<= 16 main_~y~0) (<= main_~y~0 16))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {12616#(and (<= main_~y~0 17) (<= 17 main_~y~0))} is VALID [2022-04-15 05:58:30,040 INFO L290 TraceCheckUtils]: 23: Hoare triple {12616#(and (<= main_~y~0 17) (<= 17 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {12617#(and (<= 18 main_~y~0) (<= main_~y~0 18))} is VALID [2022-04-15 05:58:30,041 INFO L290 TraceCheckUtils]: 24: Hoare triple {12617#(and (<= 18 main_~y~0) (<= main_~y~0 18))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {12618#(and (<= 19 main_~y~0) (<= main_~y~0 19))} is VALID [2022-04-15 05:58:30,041 INFO L290 TraceCheckUtils]: 25: Hoare triple {12618#(and (<= 19 main_~y~0) (<= main_~y~0 19))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {12619#(and (<= 20 main_~y~0) (<= main_~y~0 20))} is VALID [2022-04-15 05:58:30,042 INFO L290 TraceCheckUtils]: 26: Hoare triple {12619#(and (<= 20 main_~y~0) (<= main_~y~0 20))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {12620#(and (<= main_~y~0 21) (<= 21 main_~y~0))} is VALID [2022-04-15 05:58:30,042 INFO L290 TraceCheckUtils]: 27: Hoare triple {12620#(and (<= main_~y~0 21) (<= 21 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {12621#(and (<= main_~y~0 22) (<= 22 main_~y~0))} is VALID [2022-04-15 05:58:30,042 INFO L290 TraceCheckUtils]: 28: Hoare triple {12621#(and (<= main_~y~0 22) (<= 22 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {12622#(and (<= main_~y~0 23) (<= 23 main_~y~0))} is VALID [2022-04-15 05:58:30,043 INFO L290 TraceCheckUtils]: 29: Hoare triple {12622#(and (<= main_~y~0 23) (<= 23 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {12623#(and (<= 24 main_~y~0) (<= main_~y~0 24))} is VALID [2022-04-15 05:58:30,043 INFO L290 TraceCheckUtils]: 30: Hoare triple {12623#(and (<= 24 main_~y~0) (<= main_~y~0 24))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {12624#(and (<= 25 main_~y~0) (<= main_~y~0 25))} is VALID [2022-04-15 05:58:30,044 INFO L290 TraceCheckUtils]: 31: Hoare triple {12624#(and (<= 25 main_~y~0) (<= main_~y~0 25))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {12625#(and (<= main_~y~0 26) (<= 26 main_~y~0))} is VALID [2022-04-15 05:58:30,044 INFO L290 TraceCheckUtils]: 32: Hoare triple {12625#(and (<= main_~y~0 26) (<= 26 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {12626#(and (<= main_~y~0 27) (<= 27 main_~y~0))} is VALID [2022-04-15 05:58:30,044 INFO L290 TraceCheckUtils]: 33: Hoare triple {12626#(and (<= main_~y~0 27) (<= 27 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {12627#(and (<= main_~y~0 28) (<= 28 main_~y~0))} is VALID [2022-04-15 05:58:30,045 INFO L290 TraceCheckUtils]: 34: Hoare triple {12627#(and (<= main_~y~0 28) (<= 28 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {12628#(and (<= 29 main_~y~0) (<= main_~y~0 29))} is VALID [2022-04-15 05:58:30,045 INFO L290 TraceCheckUtils]: 35: Hoare triple {12628#(and (<= 29 main_~y~0) (<= main_~y~0 29))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {12629#(and (<= main_~y~0 30) (<= 30 main_~y~0))} is VALID [2022-04-15 05:58:30,046 INFO L290 TraceCheckUtils]: 36: Hoare triple {12629#(and (<= main_~y~0 30) (<= 30 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {12743#(and (<= main_~y~0 31) (<= 31 main_~y~0))} is VALID [2022-04-15 05:58:30,046 INFO L290 TraceCheckUtils]: 37: Hoare triple {12743#(and (<= main_~y~0 31) (<= 31 main_~y~0))} assume !(~y~0 % 4294967296 < 1024); {12595#false} is VALID [2022-04-15 05:58:30,046 INFO L272 TraceCheckUtils]: 38: Hoare triple {12595#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {12595#false} is VALID [2022-04-15 05:58:30,046 INFO L290 TraceCheckUtils]: 39: Hoare triple {12595#false} ~cond := #in~cond; {12595#false} is VALID [2022-04-15 05:58:30,046 INFO L290 TraceCheckUtils]: 40: Hoare triple {12595#false} assume 0 == ~cond; {12595#false} is VALID [2022-04-15 05:58:30,046 INFO L290 TraceCheckUtils]: 41: Hoare triple {12595#false} assume !false; {12595#false} is VALID [2022-04-15 05:58:30,047 INFO L134 CoverageAnalysis]: Checked inductivity of 496 backedges. 0 proven. 496 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 05:58:30,047 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-15 05:58:31,436 INFO L290 TraceCheckUtils]: 41: Hoare triple {12595#false} assume !false; {12595#false} is VALID [2022-04-15 05:58:31,436 INFO L290 TraceCheckUtils]: 40: Hoare triple {12595#false} assume 0 == ~cond; {12595#false} is VALID [2022-04-15 05:58:31,436 INFO L290 TraceCheckUtils]: 39: Hoare triple {12595#false} ~cond := #in~cond; {12595#false} is VALID [2022-04-15 05:58:31,436 INFO L272 TraceCheckUtils]: 38: Hoare triple {12595#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {12595#false} is VALID [2022-04-15 05:58:31,436 INFO L290 TraceCheckUtils]: 37: Hoare triple {12771#(< (mod main_~y~0 4294967296) 1024)} assume !(~y~0 % 4294967296 < 1024); {12595#false} is VALID [2022-04-15 05:58:31,437 INFO L290 TraceCheckUtils]: 36: Hoare triple {12775#(< (mod (+ main_~y~0 1) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {12771#(< (mod main_~y~0 4294967296) 1024)} is VALID [2022-04-15 05:58:31,438 INFO L290 TraceCheckUtils]: 35: Hoare triple {12779#(< (mod (+ main_~y~0 2) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {12775#(< (mod (+ main_~y~0 1) 4294967296) 1024)} is VALID [2022-04-15 05:58:31,438 INFO L290 TraceCheckUtils]: 34: Hoare triple {12783#(< (mod (+ main_~y~0 3) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {12779#(< (mod (+ main_~y~0 2) 4294967296) 1024)} is VALID [2022-04-15 05:58:31,439 INFO L290 TraceCheckUtils]: 33: Hoare triple {12787#(< (mod (+ main_~y~0 4) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {12783#(< (mod (+ main_~y~0 3) 4294967296) 1024)} is VALID [2022-04-15 05:58:31,440 INFO L290 TraceCheckUtils]: 32: Hoare triple {12791#(< (mod (+ 5 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {12787#(< (mod (+ main_~y~0 4) 4294967296) 1024)} is VALID [2022-04-15 05:58:31,440 INFO L290 TraceCheckUtils]: 31: Hoare triple {12795#(< (mod (+ main_~y~0 6) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {12791#(< (mod (+ 5 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:58:31,441 INFO L290 TraceCheckUtils]: 30: Hoare triple {12799#(< (mod (+ 7 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {12795#(< (mod (+ main_~y~0 6) 4294967296) 1024)} is VALID [2022-04-15 05:58:31,442 INFO L290 TraceCheckUtils]: 29: Hoare triple {12803#(< (mod (+ main_~y~0 8) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {12799#(< (mod (+ 7 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:58:31,442 INFO L290 TraceCheckUtils]: 28: Hoare triple {12807#(< (mod (+ main_~y~0 9) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {12803#(< (mod (+ main_~y~0 8) 4294967296) 1024)} is VALID [2022-04-15 05:58:31,443 INFO L290 TraceCheckUtils]: 27: Hoare triple {12811#(< (mod (+ main_~y~0 10) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {12807#(< (mod (+ main_~y~0 9) 4294967296) 1024)} is VALID [2022-04-15 05:58:31,443 INFO L290 TraceCheckUtils]: 26: Hoare triple {12815#(< (mod (+ main_~y~0 11) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {12811#(< (mod (+ main_~y~0 10) 4294967296) 1024)} is VALID [2022-04-15 05:58:31,444 INFO L290 TraceCheckUtils]: 25: Hoare triple {12819#(< (mod (+ main_~y~0 12) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {12815#(< (mod (+ main_~y~0 11) 4294967296) 1024)} is VALID [2022-04-15 05:58:31,445 INFO L290 TraceCheckUtils]: 24: Hoare triple {12823#(< (mod (+ main_~y~0 13) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {12819#(< (mod (+ main_~y~0 12) 4294967296) 1024)} is VALID [2022-04-15 05:58:31,445 INFO L290 TraceCheckUtils]: 23: Hoare triple {12827#(< (mod (+ main_~y~0 14) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {12823#(< (mod (+ main_~y~0 13) 4294967296) 1024)} is VALID [2022-04-15 05:58:31,446 INFO L290 TraceCheckUtils]: 22: Hoare triple {12831#(< (mod (+ main_~y~0 15) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {12827#(< (mod (+ main_~y~0 14) 4294967296) 1024)} is VALID [2022-04-15 05:58:31,447 INFO L290 TraceCheckUtils]: 21: Hoare triple {12835#(< (mod (+ main_~y~0 16) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {12831#(< (mod (+ main_~y~0 15) 4294967296) 1024)} is VALID [2022-04-15 05:58:31,447 INFO L290 TraceCheckUtils]: 20: Hoare triple {12839#(< (mod (+ main_~y~0 17) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {12835#(< (mod (+ main_~y~0 16) 4294967296) 1024)} is VALID [2022-04-15 05:58:31,448 INFO L290 TraceCheckUtils]: 19: Hoare triple {12843#(< (mod (+ main_~y~0 18) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {12839#(< (mod (+ main_~y~0 17) 4294967296) 1024)} is VALID [2022-04-15 05:58:31,449 INFO L290 TraceCheckUtils]: 18: Hoare triple {12847#(< (mod (+ 19 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {12843#(< (mod (+ main_~y~0 18) 4294967296) 1024)} is VALID [2022-04-15 05:58:31,449 INFO L290 TraceCheckUtils]: 17: Hoare triple {12851#(< (mod (+ main_~y~0 20) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {12847#(< (mod (+ 19 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:58:31,451 INFO L290 TraceCheckUtils]: 16: Hoare triple {12855#(< (mod (+ main_~y~0 21) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {12851#(< (mod (+ main_~y~0 20) 4294967296) 1024)} is VALID [2022-04-15 05:58:31,452 INFO L290 TraceCheckUtils]: 15: Hoare triple {12859#(< (mod (+ main_~y~0 22) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {12855#(< (mod (+ main_~y~0 21) 4294967296) 1024)} is VALID [2022-04-15 05:58:31,452 INFO L290 TraceCheckUtils]: 14: Hoare triple {12863#(< (mod (+ 23 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {12859#(< (mod (+ main_~y~0 22) 4294967296) 1024)} is VALID [2022-04-15 05:58:31,453 INFO L290 TraceCheckUtils]: 13: Hoare triple {12867#(< (mod (+ main_~y~0 24) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {12863#(< (mod (+ 23 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:58:31,453 INFO L290 TraceCheckUtils]: 12: Hoare triple {12871#(< (mod (+ main_~y~0 25) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {12867#(< (mod (+ main_~y~0 24) 4294967296) 1024)} is VALID [2022-04-15 05:58:31,454 INFO L290 TraceCheckUtils]: 11: Hoare triple {12875#(< (mod (+ main_~y~0 26) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {12871#(< (mod (+ main_~y~0 25) 4294967296) 1024)} is VALID [2022-04-15 05:58:31,455 INFO L290 TraceCheckUtils]: 10: Hoare triple {12879#(< (mod (+ main_~y~0 27) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {12875#(< (mod (+ main_~y~0 26) 4294967296) 1024)} is VALID [2022-04-15 05:58:31,455 INFO L290 TraceCheckUtils]: 9: Hoare triple {12883#(< (mod (+ main_~y~0 28) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {12879#(< (mod (+ main_~y~0 27) 4294967296) 1024)} is VALID [2022-04-15 05:58:31,456 INFO L290 TraceCheckUtils]: 8: Hoare triple {12887#(< (mod (+ 29 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {12883#(< (mod (+ main_~y~0 28) 4294967296) 1024)} is VALID [2022-04-15 05:58:31,457 INFO L290 TraceCheckUtils]: 7: Hoare triple {12891#(< (mod (+ 30 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {12887#(< (mod (+ 29 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:58:31,457 INFO L290 TraceCheckUtils]: 6: Hoare triple {12895#(< (mod (+ main_~y~0 31) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {12891#(< (mod (+ 30 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:58:31,458 INFO L290 TraceCheckUtils]: 5: Hoare triple {12594#true} ~x~0 := 1;~y~0 := 0; {12895#(< (mod (+ main_~y~0 31) 4294967296) 1024)} is VALID [2022-04-15 05:58:31,458 INFO L272 TraceCheckUtils]: 4: Hoare triple {12594#true} call #t~ret5 := main(); {12594#true} is VALID [2022-04-15 05:58:31,458 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {12594#true} {12594#true} #34#return; {12594#true} is VALID [2022-04-15 05:58:31,458 INFO L290 TraceCheckUtils]: 2: Hoare triple {12594#true} assume true; {12594#true} is VALID [2022-04-15 05:58:31,458 INFO L290 TraceCheckUtils]: 1: Hoare triple {12594#true} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {12594#true} is VALID [2022-04-15 05:58:31,458 INFO L272 TraceCheckUtils]: 0: Hoare triple {12594#true} call ULTIMATE.init(); {12594#true} is VALID [2022-04-15 05:58:31,458 INFO L134 CoverageAnalysis]: Checked inductivity of 496 backedges. 0 proven. 496 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 05:58:31,459 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [726892254] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-15 05:58:31,459 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-04-15 05:58:31,459 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [35, 34, 34] total 68 [2022-04-15 05:58:31,459 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-15 05:58:31,459 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [1060822588] [2022-04-15 05:58:31,459 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [1060822588] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-15 05:58:31,459 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-15 05:58:31,459 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [35] imperfect sequences [] total 35 [2022-04-15 05:58:31,459 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1325008151] [2022-04-15 05:58:31,459 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-15 05:58:31,459 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 35 states have (on average 1.0857142857142856) internal successors, (38), 34 states have internal predecessors, (38), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 42 [2022-04-15 05:58:31,460 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-15 05:58:31,460 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 35 states, 35 states have (on average 1.0857142857142856) internal successors, (38), 34 states have internal predecessors, (38), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:58:31,484 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 42 edges. 42 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 05:58:31,484 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-04-15 05:58:31,484 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-15 05:58:31,484 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-04-15 05:58:31,485 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1221, Invalid=3335, Unknown=0, NotChecked=0, Total=4556 [2022-04-15 05:58:31,485 INFO L87 Difference]: Start difference. First operand 43 states and 43 transitions. Second operand has 35 states, 35 states have (on average 1.0857142857142856) internal successors, (38), 34 states have internal predecessors, (38), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:58:33,222 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 05:58:33,222 INFO L93 Difference]: Finished difference Result 49 states and 49 transitions. [2022-04-15 05:58:33,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2022-04-15 05:58:33,222 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 35 states have (on average 1.0857142857142856) internal successors, (38), 34 states have internal predecessors, (38), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 42 [2022-04-15 05:58:33,222 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-15 05:58:33,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 35 states, 35 states have (on average 1.0857142857142856) internal successors, (38), 34 states have internal predecessors, (38), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:58:33,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 49 transitions. [2022-04-15 05:58:33,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 35 states, 35 states have (on average 1.0857142857142856) internal successors, (38), 34 states have internal predecessors, (38), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:58:33,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 49 transitions. [2022-04-15 05:58:33,224 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 35 states and 49 transitions. [2022-04-15 05:58:33,248 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 49 edges. 49 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 05:58:33,249 INFO L225 Difference]: With dead ends: 49 [2022-04-15 05:58:33,249 INFO L226 Difference]: Without dead ends: 44 [2022-04-15 05:58:33,250 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 151 GetRequests, 52 SyntacticMatches, 1 SemanticMatches, 98 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 564 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=2435, Invalid=7465, Unknown=0, NotChecked=0, Total=9900 [2022-04-15 05:58:33,250 INFO L913 BasicCegarLoop]: 11 mSDtfsCounter, 6 mSDsluCounter, 17 mSDsCounter, 0 mSdLazyCounter, 1009 mSolverCounterSat, 65 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 28 SdHoareTripleChecker+Invalid, 1074 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 65 IncrementalHoareTripleChecker+Valid, 1009 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-04-15 05:58:33,250 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [6 Valid, 28 Invalid, 1074 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [65 Valid, 1009 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-04-15 05:58:33,251 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44 states. [2022-04-15 05:58:33,276 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44 to 44. [2022-04-15 05:58:33,277 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-15 05:58:33,277 INFO L82 GeneralOperation]: Start isEquivalent. First operand 44 states. Second operand has 44 states, 39 states have (on average 1.0256410256410255) internal successors, (40), 39 states have internal predecessors, (40), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:58:33,277 INFO L74 IsIncluded]: Start isIncluded. First operand 44 states. Second operand has 44 states, 39 states have (on average 1.0256410256410255) internal successors, (40), 39 states have internal predecessors, (40), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:58:33,277 INFO L87 Difference]: Start difference. First operand 44 states. Second operand has 44 states, 39 states have (on average 1.0256410256410255) internal successors, (40), 39 states have internal predecessors, (40), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:58:33,277 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 05:58:33,278 INFO L93 Difference]: Finished difference Result 44 states and 44 transitions. [2022-04-15 05:58:33,278 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 44 transitions. [2022-04-15 05:58:33,278 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-15 05:58:33,278 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-15 05:58:33,278 INFO L74 IsIncluded]: Start isIncluded. First operand has 44 states, 39 states have (on average 1.0256410256410255) internal successors, (40), 39 states have internal predecessors, (40), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 44 states. [2022-04-15 05:58:33,278 INFO L87 Difference]: Start difference. First operand has 44 states, 39 states have (on average 1.0256410256410255) internal successors, (40), 39 states have internal predecessors, (40), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 44 states. [2022-04-15 05:58:33,278 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 05:58:33,278 INFO L93 Difference]: Finished difference Result 44 states and 44 transitions. [2022-04-15 05:58:33,279 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 44 transitions. [2022-04-15 05:58:33,279 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-15 05:58:33,279 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-15 05:58:33,279 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-15 05:58:33,279 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-15 05:58:33,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 44 states, 39 states have (on average 1.0256410256410255) internal successors, (40), 39 states have internal predecessors, (40), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:58:33,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 44 states and 44 transitions. [2022-04-15 05:58:33,284 INFO L78 Accepts]: Start accepts. Automaton has 44 states and 44 transitions. Word has length 42 [2022-04-15 05:58:33,284 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-15 05:58:33,284 INFO L478 AbstractCegarLoop]: Abstraction has 44 states and 44 transitions. [2022-04-15 05:58:33,284 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 35 states have (on average 1.0857142857142856) internal successors, (38), 34 states have internal predecessors, (38), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:58:33,284 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 44 states and 44 transitions. [2022-04-15 05:58:33,308 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 44 edges. 44 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 05:58:33,308 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 44 transitions. [2022-04-15 05:58:33,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-04-15 05:58:33,314 INFO L491 BasicCegarLoop]: Found error trace [2022-04-15 05:58:33,315 INFO L499 BasicCegarLoop]: trace histogram [32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-15 05:58:33,333 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (32)] Forceful destruction successful, exit code 0 [2022-04-15 05:58:33,524 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable62,SelfDestructingSolverStorable63,32 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-15 05:58:33,524 INFO L403 AbstractCegarLoop]: === Iteration 34 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-15 05:58:33,524 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-15 05:58:33,524 INFO L85 PathProgramCache]: Analyzing trace with hash 4915164, now seen corresponding path program 63 times [2022-04-15 05:58:33,524 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-15 05:58:33,524 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [1945979013] [2022-04-15 05:58:33,963 INFO L89 AcceleratorJordan]: Jordan loop acceleration statistics: 1 HavocedVariables, 2 AssignedVariables, 0 ReadonlyVariables, Eigenvalues: {0={1=1}, 1={2=1}}, 1 SequentialAcceleration, 0 AlternatingAcceleration, 1 QuantifierFreeResult [2022-04-15 05:58:33,963 INFO L271 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2022-04-15 05:58:33,965 INFO L85 PathProgramCache]: Analyzing trace with hash -35042121, now seen corresponding path program 1 times [2022-04-15 05:58:33,965 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-15 05:58:33,965 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1667156635] [2022-04-15 05:58:33,965 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-15 05:58:33,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-15 05:58:33,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-15 05:58:33,970 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-04-15 05:58:33,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-15 05:58:33,980 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-04-15 05:58:33,980 INFO L85 PathProgramCache]: Analyzing trace with hash 4915164, now seen corresponding path program 64 times [2022-04-15 05:58:33,980 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-15 05:58:33,980 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1159391173] [2022-04-15 05:58:33,980 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-15 05:58:33,980 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-15 05:58:34,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 05:58:34,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-15 05:58:34,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 05:58:34,652 INFO L290 TraceCheckUtils]: 0: Hoare triple {13292#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {13254#true} is VALID [2022-04-15 05:58:34,652 INFO L290 TraceCheckUtils]: 1: Hoare triple {13254#true} assume true; {13254#true} is VALID [2022-04-15 05:58:34,652 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {13254#true} {13254#true} #34#return; {13254#true} is VALID [2022-04-15 05:58:34,652 INFO L272 TraceCheckUtils]: 0: Hoare triple {13254#true} call ULTIMATE.init(); {13292#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} is VALID [2022-04-15 05:58:34,652 INFO L290 TraceCheckUtils]: 1: Hoare triple {13292#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {13254#true} is VALID [2022-04-15 05:58:34,652 INFO L290 TraceCheckUtils]: 2: Hoare triple {13254#true} assume true; {13254#true} is VALID [2022-04-15 05:58:34,652 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {13254#true} {13254#true} #34#return; {13254#true} is VALID [2022-04-15 05:58:34,652 INFO L272 TraceCheckUtils]: 4: Hoare triple {13254#true} call #t~ret5 := main(); {13254#true} is VALID [2022-04-15 05:58:34,653 INFO L290 TraceCheckUtils]: 5: Hoare triple {13254#true} ~x~0 := 1;~y~0 := 0; {13259#(= main_~y~0 0)} is VALID [2022-04-15 05:58:34,653 INFO L290 TraceCheckUtils]: 6: Hoare triple {13259#(= main_~y~0 0)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13260#(and (<= 1 main_~y~0) (<= main_~y~0 1))} is VALID [2022-04-15 05:58:34,654 INFO L290 TraceCheckUtils]: 7: Hoare triple {13260#(and (<= 1 main_~y~0) (<= main_~y~0 1))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13261#(and (<= 2 main_~y~0) (<= main_~y~0 2))} is VALID [2022-04-15 05:58:34,654 INFO L290 TraceCheckUtils]: 8: Hoare triple {13261#(and (<= 2 main_~y~0) (<= main_~y~0 2))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13262#(and (<= main_~y~0 3) (<= 3 main_~y~0))} is VALID [2022-04-15 05:58:34,655 INFO L290 TraceCheckUtils]: 9: Hoare triple {13262#(and (<= main_~y~0 3) (<= 3 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13263#(and (<= main_~y~0 4) (<= 4 main_~y~0))} is VALID [2022-04-15 05:58:34,655 INFO L290 TraceCheckUtils]: 10: Hoare triple {13263#(and (<= main_~y~0 4) (<= 4 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13264#(and (<= 5 main_~y~0) (<= main_~y~0 5))} is VALID [2022-04-15 05:58:34,656 INFO L290 TraceCheckUtils]: 11: Hoare triple {13264#(and (<= 5 main_~y~0) (<= main_~y~0 5))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13265#(and (<= main_~y~0 6) (<= 6 main_~y~0))} is VALID [2022-04-15 05:58:34,656 INFO L290 TraceCheckUtils]: 12: Hoare triple {13265#(and (<= main_~y~0 6) (<= 6 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13266#(and (<= 7 main_~y~0) (<= main_~y~0 7))} is VALID [2022-04-15 05:58:34,657 INFO L290 TraceCheckUtils]: 13: Hoare triple {13266#(and (<= 7 main_~y~0) (<= main_~y~0 7))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13267#(and (<= main_~y~0 8) (<= 8 main_~y~0))} is VALID [2022-04-15 05:58:34,657 INFO L290 TraceCheckUtils]: 14: Hoare triple {13267#(and (<= main_~y~0 8) (<= 8 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13268#(and (<= 9 main_~y~0) (<= main_~y~0 9))} is VALID [2022-04-15 05:58:34,658 INFO L290 TraceCheckUtils]: 15: Hoare triple {13268#(and (<= 9 main_~y~0) (<= main_~y~0 9))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13269#(and (<= main_~y~0 10) (<= 10 main_~y~0))} is VALID [2022-04-15 05:58:34,658 INFO L290 TraceCheckUtils]: 16: Hoare triple {13269#(and (<= main_~y~0 10) (<= 10 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13270#(and (<= main_~y~0 11) (<= 11 main_~y~0))} is VALID [2022-04-15 05:58:34,659 INFO L290 TraceCheckUtils]: 17: Hoare triple {13270#(and (<= main_~y~0 11) (<= 11 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13271#(and (<= 12 main_~y~0) (<= main_~y~0 12))} is VALID [2022-04-15 05:58:34,659 INFO L290 TraceCheckUtils]: 18: Hoare triple {13271#(and (<= 12 main_~y~0) (<= main_~y~0 12))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13272#(and (<= main_~y~0 13) (<= 13 main_~y~0))} is VALID [2022-04-15 05:58:34,660 INFO L290 TraceCheckUtils]: 19: Hoare triple {13272#(and (<= main_~y~0 13) (<= 13 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13273#(and (<= 14 main_~y~0) (<= main_~y~0 14))} is VALID [2022-04-15 05:58:34,660 INFO L290 TraceCheckUtils]: 20: Hoare triple {13273#(and (<= 14 main_~y~0) (<= main_~y~0 14))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13274#(and (<= main_~y~0 15) (<= 15 main_~y~0))} is VALID [2022-04-15 05:58:34,661 INFO L290 TraceCheckUtils]: 21: Hoare triple {13274#(and (<= main_~y~0 15) (<= 15 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13275#(and (<= 16 main_~y~0) (<= main_~y~0 16))} is VALID [2022-04-15 05:58:34,661 INFO L290 TraceCheckUtils]: 22: Hoare triple {13275#(and (<= 16 main_~y~0) (<= main_~y~0 16))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13276#(and (<= main_~y~0 17) (<= 17 main_~y~0))} is VALID [2022-04-15 05:58:34,662 INFO L290 TraceCheckUtils]: 23: Hoare triple {13276#(and (<= main_~y~0 17) (<= 17 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13277#(and (<= 18 main_~y~0) (<= main_~y~0 18))} is VALID [2022-04-15 05:58:34,662 INFO L290 TraceCheckUtils]: 24: Hoare triple {13277#(and (<= 18 main_~y~0) (<= main_~y~0 18))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13278#(and (<= 19 main_~y~0) (<= main_~y~0 19))} is VALID [2022-04-15 05:58:34,663 INFO L290 TraceCheckUtils]: 25: Hoare triple {13278#(and (<= 19 main_~y~0) (<= main_~y~0 19))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13279#(and (<= 20 main_~y~0) (<= main_~y~0 20))} is VALID [2022-04-15 05:58:34,663 INFO L290 TraceCheckUtils]: 26: Hoare triple {13279#(and (<= 20 main_~y~0) (<= main_~y~0 20))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13280#(and (<= main_~y~0 21) (<= 21 main_~y~0))} is VALID [2022-04-15 05:58:34,664 INFO L290 TraceCheckUtils]: 27: Hoare triple {13280#(and (<= main_~y~0 21) (<= 21 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13281#(and (<= main_~y~0 22) (<= 22 main_~y~0))} is VALID [2022-04-15 05:58:34,665 INFO L290 TraceCheckUtils]: 28: Hoare triple {13281#(and (<= main_~y~0 22) (<= 22 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13282#(and (<= main_~y~0 23) (<= 23 main_~y~0))} is VALID [2022-04-15 05:58:34,665 INFO L290 TraceCheckUtils]: 29: Hoare triple {13282#(and (<= main_~y~0 23) (<= 23 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13283#(and (<= 24 main_~y~0) (<= main_~y~0 24))} is VALID [2022-04-15 05:58:34,666 INFO L290 TraceCheckUtils]: 30: Hoare triple {13283#(and (<= 24 main_~y~0) (<= main_~y~0 24))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13284#(and (<= 25 main_~y~0) (<= main_~y~0 25))} is VALID [2022-04-15 05:58:34,666 INFO L290 TraceCheckUtils]: 31: Hoare triple {13284#(and (<= 25 main_~y~0) (<= main_~y~0 25))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13285#(and (<= main_~y~0 26) (<= 26 main_~y~0))} is VALID [2022-04-15 05:58:34,667 INFO L290 TraceCheckUtils]: 32: Hoare triple {13285#(and (<= main_~y~0 26) (<= 26 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13286#(and (<= main_~y~0 27) (<= 27 main_~y~0))} is VALID [2022-04-15 05:58:34,667 INFO L290 TraceCheckUtils]: 33: Hoare triple {13286#(and (<= main_~y~0 27) (<= 27 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13287#(and (<= main_~y~0 28) (<= 28 main_~y~0))} is VALID [2022-04-15 05:58:34,668 INFO L290 TraceCheckUtils]: 34: Hoare triple {13287#(and (<= main_~y~0 28) (<= 28 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13288#(and (<= 29 main_~y~0) (<= main_~y~0 29))} is VALID [2022-04-15 05:58:34,668 INFO L290 TraceCheckUtils]: 35: Hoare triple {13288#(and (<= 29 main_~y~0) (<= main_~y~0 29))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13289#(and (<= main_~y~0 30) (<= 30 main_~y~0))} is VALID [2022-04-15 05:58:34,669 INFO L290 TraceCheckUtils]: 36: Hoare triple {13289#(and (<= main_~y~0 30) (<= 30 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13290#(and (<= main_~y~0 31) (<= 31 main_~y~0))} is VALID [2022-04-15 05:58:34,669 INFO L290 TraceCheckUtils]: 37: Hoare triple {13290#(and (<= main_~y~0 31) (<= 31 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13291#(and (not (<= (+ (div main_~y~0 4294967296) 1) 0)) (<= main_~y~0 32))} is VALID [2022-04-15 05:58:34,670 INFO L290 TraceCheckUtils]: 38: Hoare triple {13291#(and (not (<= (+ (div main_~y~0 4294967296) 1) 0)) (<= main_~y~0 32))} assume !(~y~0 % 4294967296 < 1024); {13255#false} is VALID [2022-04-15 05:58:34,670 INFO L272 TraceCheckUtils]: 39: Hoare triple {13255#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {13255#false} is VALID [2022-04-15 05:58:34,670 INFO L290 TraceCheckUtils]: 40: Hoare triple {13255#false} ~cond := #in~cond; {13255#false} is VALID [2022-04-15 05:58:34,670 INFO L290 TraceCheckUtils]: 41: Hoare triple {13255#false} assume 0 == ~cond; {13255#false} is VALID [2022-04-15 05:58:34,670 INFO L290 TraceCheckUtils]: 42: Hoare triple {13255#false} assume !false; {13255#false} is VALID [2022-04-15 05:58:34,670 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 0 proven. 528 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 05:58:34,670 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-15 05:58:34,670 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1159391173] [2022-04-15 05:58:34,671 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1159391173] provided 0 perfect and 1 imperfect interpolant sequences [2022-04-15 05:58:34,671 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [513002654] [2022-04-15 05:58:34,671 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-04-15 05:58:34,671 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-15 05:58:34,671 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-15 05:58:34,672 INFO L229 MonitoredProcess]: Starting monitored process 33 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-04-15 05:58:34,672 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (33)] Waiting until timeout for monitored process [2022-04-15 05:58:34,772 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-04-15 05:58:34,772 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-15 05:58:34,773 INFO L263 TraceCheckSpWp]: Trace formula consists of 213 conjuncts, 67 conjunts are in the unsatisfiable core [2022-04-15 05:58:34,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 05:58:34,784 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-15 05:58:35,236 INFO L272 TraceCheckUtils]: 0: Hoare triple {13254#true} call ULTIMATE.init(); {13254#true} is VALID [2022-04-15 05:58:35,236 INFO L290 TraceCheckUtils]: 1: Hoare triple {13254#true} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {13254#true} is VALID [2022-04-15 05:58:35,236 INFO L290 TraceCheckUtils]: 2: Hoare triple {13254#true} assume true; {13254#true} is VALID [2022-04-15 05:58:35,236 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {13254#true} {13254#true} #34#return; {13254#true} is VALID [2022-04-15 05:58:35,236 INFO L272 TraceCheckUtils]: 4: Hoare triple {13254#true} call #t~ret5 := main(); {13254#true} is VALID [2022-04-15 05:58:35,237 INFO L290 TraceCheckUtils]: 5: Hoare triple {13254#true} ~x~0 := 1;~y~0 := 0; {13259#(= main_~y~0 0)} is VALID [2022-04-15 05:58:35,237 INFO L290 TraceCheckUtils]: 6: Hoare triple {13259#(= main_~y~0 0)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13260#(and (<= 1 main_~y~0) (<= main_~y~0 1))} is VALID [2022-04-15 05:58:35,238 INFO L290 TraceCheckUtils]: 7: Hoare triple {13260#(and (<= 1 main_~y~0) (<= main_~y~0 1))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13261#(and (<= 2 main_~y~0) (<= main_~y~0 2))} is VALID [2022-04-15 05:58:35,239 INFO L290 TraceCheckUtils]: 8: Hoare triple {13261#(and (<= 2 main_~y~0) (<= main_~y~0 2))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13262#(and (<= main_~y~0 3) (<= 3 main_~y~0))} is VALID [2022-04-15 05:58:35,239 INFO L290 TraceCheckUtils]: 9: Hoare triple {13262#(and (<= main_~y~0 3) (<= 3 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13263#(and (<= main_~y~0 4) (<= 4 main_~y~0))} is VALID [2022-04-15 05:58:35,240 INFO L290 TraceCheckUtils]: 10: Hoare triple {13263#(and (<= main_~y~0 4) (<= 4 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13264#(and (<= 5 main_~y~0) (<= main_~y~0 5))} is VALID [2022-04-15 05:58:35,240 INFO L290 TraceCheckUtils]: 11: Hoare triple {13264#(and (<= 5 main_~y~0) (<= main_~y~0 5))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13265#(and (<= main_~y~0 6) (<= 6 main_~y~0))} is VALID [2022-04-15 05:58:35,241 INFO L290 TraceCheckUtils]: 12: Hoare triple {13265#(and (<= main_~y~0 6) (<= 6 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13266#(and (<= 7 main_~y~0) (<= main_~y~0 7))} is VALID [2022-04-15 05:58:35,242 INFO L290 TraceCheckUtils]: 13: Hoare triple {13266#(and (<= 7 main_~y~0) (<= main_~y~0 7))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13267#(and (<= main_~y~0 8) (<= 8 main_~y~0))} is VALID [2022-04-15 05:58:35,242 INFO L290 TraceCheckUtils]: 14: Hoare triple {13267#(and (<= main_~y~0 8) (<= 8 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13268#(and (<= 9 main_~y~0) (<= main_~y~0 9))} is VALID [2022-04-15 05:58:35,243 INFO L290 TraceCheckUtils]: 15: Hoare triple {13268#(and (<= 9 main_~y~0) (<= main_~y~0 9))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13269#(and (<= main_~y~0 10) (<= 10 main_~y~0))} is VALID [2022-04-15 05:58:35,244 INFO L290 TraceCheckUtils]: 16: Hoare triple {13269#(and (<= main_~y~0 10) (<= 10 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13270#(and (<= main_~y~0 11) (<= 11 main_~y~0))} is VALID [2022-04-15 05:58:35,244 INFO L290 TraceCheckUtils]: 17: Hoare triple {13270#(and (<= main_~y~0 11) (<= 11 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13271#(and (<= 12 main_~y~0) (<= main_~y~0 12))} is VALID [2022-04-15 05:58:35,245 INFO L290 TraceCheckUtils]: 18: Hoare triple {13271#(and (<= 12 main_~y~0) (<= main_~y~0 12))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13272#(and (<= main_~y~0 13) (<= 13 main_~y~0))} is VALID [2022-04-15 05:58:35,246 INFO L290 TraceCheckUtils]: 19: Hoare triple {13272#(and (<= main_~y~0 13) (<= 13 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13273#(and (<= 14 main_~y~0) (<= main_~y~0 14))} is VALID [2022-04-15 05:58:35,246 INFO L290 TraceCheckUtils]: 20: Hoare triple {13273#(and (<= 14 main_~y~0) (<= main_~y~0 14))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13274#(and (<= main_~y~0 15) (<= 15 main_~y~0))} is VALID [2022-04-15 05:58:35,247 INFO L290 TraceCheckUtils]: 21: Hoare triple {13274#(and (<= main_~y~0 15) (<= 15 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13275#(and (<= 16 main_~y~0) (<= main_~y~0 16))} is VALID [2022-04-15 05:58:35,247 INFO L290 TraceCheckUtils]: 22: Hoare triple {13275#(and (<= 16 main_~y~0) (<= main_~y~0 16))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13276#(and (<= main_~y~0 17) (<= 17 main_~y~0))} is VALID [2022-04-15 05:58:35,248 INFO L290 TraceCheckUtils]: 23: Hoare triple {13276#(and (<= main_~y~0 17) (<= 17 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13277#(and (<= 18 main_~y~0) (<= main_~y~0 18))} is VALID [2022-04-15 05:58:35,249 INFO L290 TraceCheckUtils]: 24: Hoare triple {13277#(and (<= 18 main_~y~0) (<= main_~y~0 18))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13278#(and (<= 19 main_~y~0) (<= main_~y~0 19))} is VALID [2022-04-15 05:58:35,249 INFO L290 TraceCheckUtils]: 25: Hoare triple {13278#(and (<= 19 main_~y~0) (<= main_~y~0 19))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13279#(and (<= 20 main_~y~0) (<= main_~y~0 20))} is VALID [2022-04-15 05:58:35,250 INFO L290 TraceCheckUtils]: 26: Hoare triple {13279#(and (<= 20 main_~y~0) (<= main_~y~0 20))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13280#(and (<= main_~y~0 21) (<= 21 main_~y~0))} is VALID [2022-04-15 05:58:35,251 INFO L290 TraceCheckUtils]: 27: Hoare triple {13280#(and (<= main_~y~0 21) (<= 21 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13281#(and (<= main_~y~0 22) (<= 22 main_~y~0))} is VALID [2022-04-15 05:58:35,251 INFO L290 TraceCheckUtils]: 28: Hoare triple {13281#(and (<= main_~y~0 22) (<= 22 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13282#(and (<= main_~y~0 23) (<= 23 main_~y~0))} is VALID [2022-04-15 05:58:35,252 INFO L290 TraceCheckUtils]: 29: Hoare triple {13282#(and (<= main_~y~0 23) (<= 23 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13283#(and (<= 24 main_~y~0) (<= main_~y~0 24))} is VALID [2022-04-15 05:58:35,253 INFO L290 TraceCheckUtils]: 30: Hoare triple {13283#(and (<= 24 main_~y~0) (<= main_~y~0 24))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13284#(and (<= 25 main_~y~0) (<= main_~y~0 25))} is VALID [2022-04-15 05:58:35,253 INFO L290 TraceCheckUtils]: 31: Hoare triple {13284#(and (<= 25 main_~y~0) (<= main_~y~0 25))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13285#(and (<= main_~y~0 26) (<= 26 main_~y~0))} is VALID [2022-04-15 05:58:35,254 INFO L290 TraceCheckUtils]: 32: Hoare triple {13285#(and (<= main_~y~0 26) (<= 26 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13286#(and (<= main_~y~0 27) (<= 27 main_~y~0))} is VALID [2022-04-15 05:58:35,255 INFO L290 TraceCheckUtils]: 33: Hoare triple {13286#(and (<= main_~y~0 27) (<= 27 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13287#(and (<= main_~y~0 28) (<= 28 main_~y~0))} is VALID [2022-04-15 05:58:35,255 INFO L290 TraceCheckUtils]: 34: Hoare triple {13287#(and (<= main_~y~0 28) (<= 28 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13288#(and (<= 29 main_~y~0) (<= main_~y~0 29))} is VALID [2022-04-15 05:58:35,256 INFO L290 TraceCheckUtils]: 35: Hoare triple {13288#(and (<= 29 main_~y~0) (<= main_~y~0 29))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13289#(and (<= main_~y~0 30) (<= 30 main_~y~0))} is VALID [2022-04-15 05:58:35,256 INFO L290 TraceCheckUtils]: 36: Hoare triple {13289#(and (<= main_~y~0 30) (<= 30 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13290#(and (<= main_~y~0 31) (<= 31 main_~y~0))} is VALID [2022-04-15 05:58:35,257 INFO L290 TraceCheckUtils]: 37: Hoare triple {13290#(and (<= main_~y~0 31) (<= 31 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13407#(and (<= main_~y~0 32) (<= 32 main_~y~0))} is VALID [2022-04-15 05:58:35,258 INFO L290 TraceCheckUtils]: 38: Hoare triple {13407#(and (<= main_~y~0 32) (<= 32 main_~y~0))} assume !(~y~0 % 4294967296 < 1024); {13255#false} is VALID [2022-04-15 05:58:35,258 INFO L272 TraceCheckUtils]: 39: Hoare triple {13255#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {13255#false} is VALID [2022-04-15 05:58:35,258 INFO L290 TraceCheckUtils]: 40: Hoare triple {13255#false} ~cond := #in~cond; {13255#false} is VALID [2022-04-15 05:58:35,258 INFO L290 TraceCheckUtils]: 41: Hoare triple {13255#false} assume 0 == ~cond; {13255#false} is VALID [2022-04-15 05:58:35,258 INFO L290 TraceCheckUtils]: 42: Hoare triple {13255#false} assume !false; {13255#false} is VALID [2022-04-15 05:58:35,259 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 0 proven. 528 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 05:58:35,259 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-15 05:58:37,065 INFO L290 TraceCheckUtils]: 42: Hoare triple {13255#false} assume !false; {13255#false} is VALID [2022-04-15 05:58:37,066 INFO L290 TraceCheckUtils]: 41: Hoare triple {13255#false} assume 0 == ~cond; {13255#false} is VALID [2022-04-15 05:58:37,066 INFO L290 TraceCheckUtils]: 40: Hoare triple {13255#false} ~cond := #in~cond; {13255#false} is VALID [2022-04-15 05:58:37,066 INFO L272 TraceCheckUtils]: 39: Hoare triple {13255#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {13255#false} is VALID [2022-04-15 05:58:37,066 INFO L290 TraceCheckUtils]: 38: Hoare triple {13435#(< (mod main_~y~0 4294967296) 1024)} assume !(~y~0 % 4294967296 < 1024); {13255#false} is VALID [2022-04-15 05:58:37,067 INFO L290 TraceCheckUtils]: 37: Hoare triple {13439#(< (mod (+ main_~y~0 1) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13435#(< (mod main_~y~0 4294967296) 1024)} is VALID [2022-04-15 05:58:37,068 INFO L290 TraceCheckUtils]: 36: Hoare triple {13443#(< (mod (+ main_~y~0 2) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13439#(< (mod (+ main_~y~0 1) 4294967296) 1024)} is VALID [2022-04-15 05:58:37,068 INFO L290 TraceCheckUtils]: 35: Hoare triple {13447#(< (mod (+ main_~y~0 3) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13443#(< (mod (+ main_~y~0 2) 4294967296) 1024)} is VALID [2022-04-15 05:58:37,069 INFO L290 TraceCheckUtils]: 34: Hoare triple {13451#(< (mod (+ main_~y~0 4) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13447#(< (mod (+ main_~y~0 3) 4294967296) 1024)} is VALID [2022-04-15 05:58:37,069 INFO L290 TraceCheckUtils]: 33: Hoare triple {13455#(< (mod (+ 5 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13451#(< (mod (+ main_~y~0 4) 4294967296) 1024)} is VALID [2022-04-15 05:58:37,070 INFO L290 TraceCheckUtils]: 32: Hoare triple {13459#(< (mod (+ main_~y~0 6) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13455#(< (mod (+ 5 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:58:37,071 INFO L290 TraceCheckUtils]: 31: Hoare triple {13463#(< (mod (+ 7 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13459#(< (mod (+ main_~y~0 6) 4294967296) 1024)} is VALID [2022-04-15 05:58:37,072 INFO L290 TraceCheckUtils]: 30: Hoare triple {13467#(< (mod (+ main_~y~0 8) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13463#(< (mod (+ 7 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:58:37,073 INFO L290 TraceCheckUtils]: 29: Hoare triple {13471#(< (mod (+ main_~y~0 9) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13467#(< (mod (+ main_~y~0 8) 4294967296) 1024)} is VALID [2022-04-15 05:58:37,073 INFO L290 TraceCheckUtils]: 28: Hoare triple {13475#(< (mod (+ main_~y~0 10) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13471#(< (mod (+ main_~y~0 9) 4294967296) 1024)} is VALID [2022-04-15 05:58:37,074 INFO L290 TraceCheckUtils]: 27: Hoare triple {13479#(< (mod (+ main_~y~0 11) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13475#(< (mod (+ main_~y~0 10) 4294967296) 1024)} is VALID [2022-04-15 05:58:37,075 INFO L290 TraceCheckUtils]: 26: Hoare triple {13483#(< (mod (+ main_~y~0 12) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13479#(< (mod (+ main_~y~0 11) 4294967296) 1024)} is VALID [2022-04-15 05:58:37,076 INFO L290 TraceCheckUtils]: 25: Hoare triple {13487#(< (mod (+ main_~y~0 13) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13483#(< (mod (+ main_~y~0 12) 4294967296) 1024)} is VALID [2022-04-15 05:58:37,076 INFO L290 TraceCheckUtils]: 24: Hoare triple {13491#(< (mod (+ main_~y~0 14) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13487#(< (mod (+ main_~y~0 13) 4294967296) 1024)} is VALID [2022-04-15 05:58:37,077 INFO L290 TraceCheckUtils]: 23: Hoare triple {13495#(< (mod (+ main_~y~0 15) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13491#(< (mod (+ main_~y~0 14) 4294967296) 1024)} is VALID [2022-04-15 05:58:37,078 INFO L290 TraceCheckUtils]: 22: Hoare triple {13499#(< (mod (+ main_~y~0 16) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13495#(< (mod (+ main_~y~0 15) 4294967296) 1024)} is VALID [2022-04-15 05:58:37,078 INFO L290 TraceCheckUtils]: 21: Hoare triple {13503#(< (mod (+ main_~y~0 17) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13499#(< (mod (+ main_~y~0 16) 4294967296) 1024)} is VALID [2022-04-15 05:58:37,079 INFO L290 TraceCheckUtils]: 20: Hoare triple {13507#(< (mod (+ main_~y~0 18) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13503#(< (mod (+ main_~y~0 17) 4294967296) 1024)} is VALID [2022-04-15 05:58:37,082 INFO L290 TraceCheckUtils]: 19: Hoare triple {13511#(< (mod (+ 19 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13507#(< (mod (+ main_~y~0 18) 4294967296) 1024)} is VALID [2022-04-15 05:58:37,083 INFO L290 TraceCheckUtils]: 18: Hoare triple {13515#(< (mod (+ main_~y~0 20) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13511#(< (mod (+ 19 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:58:37,084 INFO L290 TraceCheckUtils]: 17: Hoare triple {13519#(< (mod (+ main_~y~0 21) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13515#(< (mod (+ main_~y~0 20) 4294967296) 1024)} is VALID [2022-04-15 05:58:37,085 INFO L290 TraceCheckUtils]: 16: Hoare triple {13523#(< (mod (+ main_~y~0 22) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13519#(< (mod (+ main_~y~0 21) 4294967296) 1024)} is VALID [2022-04-15 05:58:37,086 INFO L290 TraceCheckUtils]: 15: Hoare triple {13527#(< (mod (+ 23 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13523#(< (mod (+ main_~y~0 22) 4294967296) 1024)} is VALID [2022-04-15 05:58:37,086 INFO L290 TraceCheckUtils]: 14: Hoare triple {13531#(< (mod (+ main_~y~0 24) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13527#(< (mod (+ 23 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:58:37,087 INFO L290 TraceCheckUtils]: 13: Hoare triple {13535#(< (mod (+ main_~y~0 25) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13531#(< (mod (+ main_~y~0 24) 4294967296) 1024)} is VALID [2022-04-15 05:58:37,088 INFO L290 TraceCheckUtils]: 12: Hoare triple {13539#(< (mod (+ main_~y~0 26) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13535#(< (mod (+ main_~y~0 25) 4294967296) 1024)} is VALID [2022-04-15 05:58:37,088 INFO L290 TraceCheckUtils]: 11: Hoare triple {13543#(< (mod (+ main_~y~0 27) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13539#(< (mod (+ main_~y~0 26) 4294967296) 1024)} is VALID [2022-04-15 05:58:37,089 INFO L290 TraceCheckUtils]: 10: Hoare triple {13547#(< (mod (+ main_~y~0 28) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13543#(< (mod (+ main_~y~0 27) 4294967296) 1024)} is VALID [2022-04-15 05:58:37,089 INFO L290 TraceCheckUtils]: 9: Hoare triple {13551#(< (mod (+ 29 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13547#(< (mod (+ main_~y~0 28) 4294967296) 1024)} is VALID [2022-04-15 05:58:37,090 INFO L290 TraceCheckUtils]: 8: Hoare triple {13555#(< (mod (+ 30 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13551#(< (mod (+ 29 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:58:37,091 INFO L290 TraceCheckUtils]: 7: Hoare triple {13559#(< (mod (+ main_~y~0 31) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13555#(< (mod (+ 30 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:58:37,091 INFO L290 TraceCheckUtils]: 6: Hoare triple {13563#(< (mod (+ 32 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13559#(< (mod (+ main_~y~0 31) 4294967296) 1024)} is VALID [2022-04-15 05:58:37,092 INFO L290 TraceCheckUtils]: 5: Hoare triple {13254#true} ~x~0 := 1;~y~0 := 0; {13563#(< (mod (+ 32 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:58:37,092 INFO L272 TraceCheckUtils]: 4: Hoare triple {13254#true} call #t~ret5 := main(); {13254#true} is VALID [2022-04-15 05:58:37,092 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {13254#true} {13254#true} #34#return; {13254#true} is VALID [2022-04-15 05:58:37,092 INFO L290 TraceCheckUtils]: 2: Hoare triple {13254#true} assume true; {13254#true} is VALID [2022-04-15 05:58:37,092 INFO L290 TraceCheckUtils]: 1: Hoare triple {13254#true} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {13254#true} is VALID [2022-04-15 05:58:37,092 INFO L272 TraceCheckUtils]: 0: Hoare triple {13254#true} call ULTIMATE.init(); {13254#true} is VALID [2022-04-15 05:58:37,092 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 0 proven. 528 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 05:58:37,093 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [513002654] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-15 05:58:37,093 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-04-15 05:58:37,093 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [36, 35, 35] total 70 [2022-04-15 05:58:37,093 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-15 05:58:37,093 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [1945979013] [2022-04-15 05:58:37,093 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [1945979013] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-15 05:58:37,093 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-15 05:58:37,093 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [36] imperfect sequences [] total 36 [2022-04-15 05:58:37,093 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [987902973] [2022-04-15 05:58:37,093 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-15 05:58:37,094 INFO L78 Accepts]: Start accepts. Automaton has has 36 states, 36 states have (on average 1.0833333333333333) internal successors, (39), 35 states have internal predecessors, (39), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 43 [2022-04-15 05:58:37,094 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-15 05:58:37,094 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 36 states, 36 states have (on average 1.0833333333333333) internal successors, (39), 35 states have internal predecessors, (39), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:58:37,118 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 43 edges. 43 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 05:58:37,119 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 36 states [2022-04-15 05:58:37,119 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-15 05:58:37,119 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2022-04-15 05:58:37,119 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1292, Invalid=3538, Unknown=0, NotChecked=0, Total=4830 [2022-04-15 05:58:37,120 INFO L87 Difference]: Start difference. First operand 44 states and 44 transitions. Second operand has 36 states, 36 states have (on average 1.0833333333333333) internal successors, (39), 35 states have internal predecessors, (39), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:58:39,748 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 05:58:39,748 INFO L93 Difference]: Finished difference Result 50 states and 50 transitions. [2022-04-15 05:58:39,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-04-15 05:58:39,748 INFO L78 Accepts]: Start accepts. Automaton has has 36 states, 36 states have (on average 1.0833333333333333) internal successors, (39), 35 states have internal predecessors, (39), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 43 [2022-04-15 05:58:39,748 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-15 05:58:39,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 36 states, 36 states have (on average 1.0833333333333333) internal successors, (39), 35 states have internal predecessors, (39), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:58:39,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 36 states and 50 transitions. [2022-04-15 05:58:39,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 36 states, 36 states have (on average 1.0833333333333333) internal successors, (39), 35 states have internal predecessors, (39), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:58:39,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 36 states and 50 transitions. [2022-04-15 05:58:39,750 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 36 states and 50 transitions. [2022-04-15 05:58:39,783 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 50 edges. 50 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 05:58:39,783 INFO L225 Difference]: With dead ends: 50 [2022-04-15 05:58:39,783 INFO L226 Difference]: Without dead ends: 45 [2022-04-15 05:58:39,784 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 155 GetRequests, 53 SyntacticMatches, 1 SemanticMatches, 101 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 598 ImplicationChecksByTransitivity, 2.8s TimeCoverageRelationStatistics Valid=2577, Invalid=7929, Unknown=0, NotChecked=0, Total=10506 [2022-04-15 05:58:39,784 INFO L913 BasicCegarLoop]: 11 mSDtfsCounter, 6 mSDsluCounter, 137 mSDsCounter, 0 mSdLazyCounter, 1193 mSolverCounterSat, 67 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 148 SdHoareTripleChecker+Invalid, 1260 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 67 IncrementalHoareTripleChecker+Valid, 1193 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-04-15 05:58:39,785 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [6 Valid, 148 Invalid, 1260 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [67 Valid, 1193 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-04-15 05:58:39,785 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states. [2022-04-15 05:58:39,828 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 45. [2022-04-15 05:58:39,828 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-15 05:58:39,829 INFO L82 GeneralOperation]: Start isEquivalent. First operand 45 states. Second operand has 45 states, 40 states have (on average 1.025) internal successors, (41), 40 states have internal predecessors, (41), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:58:39,829 INFO L74 IsIncluded]: Start isIncluded. First operand 45 states. Second operand has 45 states, 40 states have (on average 1.025) internal successors, (41), 40 states have internal predecessors, (41), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:58:39,829 INFO L87 Difference]: Start difference. First operand 45 states. Second operand has 45 states, 40 states have (on average 1.025) internal successors, (41), 40 states have internal predecessors, (41), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:58:39,829 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 05:58:39,829 INFO L93 Difference]: Finished difference Result 45 states and 45 transitions. [2022-04-15 05:58:39,829 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 45 transitions. [2022-04-15 05:58:39,830 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-15 05:58:39,830 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-15 05:58:39,830 INFO L74 IsIncluded]: Start isIncluded. First operand has 45 states, 40 states have (on average 1.025) internal successors, (41), 40 states have internal predecessors, (41), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 45 states. [2022-04-15 05:58:39,830 INFO L87 Difference]: Start difference. First operand has 45 states, 40 states have (on average 1.025) internal successors, (41), 40 states have internal predecessors, (41), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 45 states. [2022-04-15 05:58:39,830 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 05:58:39,830 INFO L93 Difference]: Finished difference Result 45 states and 45 transitions. [2022-04-15 05:58:39,830 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 45 transitions. [2022-04-15 05:58:39,830 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-15 05:58:39,830 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-15 05:58:39,831 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-15 05:58:39,831 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-15 05:58:39,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 45 states, 40 states have (on average 1.025) internal successors, (41), 40 states have internal predecessors, (41), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:58:39,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 45 transitions. [2022-04-15 05:58:39,831 INFO L78 Accepts]: Start accepts. Automaton has 45 states and 45 transitions. Word has length 43 [2022-04-15 05:58:39,831 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-15 05:58:39,831 INFO L478 AbstractCegarLoop]: Abstraction has 45 states and 45 transitions. [2022-04-15 05:58:39,831 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 36 states, 36 states have (on average 1.0833333333333333) internal successors, (39), 35 states have internal predecessors, (39), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:58:39,831 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 45 states and 45 transitions. [2022-04-15 05:58:39,866 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 45 edges. 45 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 05:58:39,866 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 45 transitions. [2022-04-15 05:58:39,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-04-15 05:58:39,866 INFO L491 BasicCegarLoop]: Found error trace [2022-04-15 05:58:39,866 INFO L499 BasicCegarLoop]: trace histogram [33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-15 05:58:39,883 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (33)] Forceful destruction successful, exit code 0 [2022-04-15 05:58:40,066 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable64,SelfDestructingSolverStorable65,33 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-15 05:58:40,067 INFO L403 AbstractCegarLoop]: === Iteration 35 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-15 05:58:40,067 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-15 05:58:40,067 INFO L85 PathProgramCache]: Analyzing trace with hash 188831350, now seen corresponding path program 65 times [2022-04-15 05:58:40,067 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-15 05:58:40,067 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [1863209395] [2022-04-15 05:58:40,395 INFO L89 AcceleratorJordan]: Jordan loop acceleration statistics: 1 HavocedVariables, 2 AssignedVariables, 0 ReadonlyVariables, Eigenvalues: {0={1=1}, 1={2=1}}, 1 SequentialAcceleration, 0 AlternatingAcceleration, 1 QuantifierFreeResult [2022-04-15 05:58:40,396 INFO L271 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2022-04-15 05:58:40,398 INFO L85 PathProgramCache]: Analyzing trace with hash 24063223, now seen corresponding path program 1 times [2022-04-15 05:58:40,398 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-15 05:58:40,398 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2031341380] [2022-04-15 05:58:40,398 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-15 05:58:40,398 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-15 05:58:40,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-15 05:58:40,402 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-04-15 05:58:40,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-15 05:58:40,405 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-04-15 05:58:40,405 INFO L85 PathProgramCache]: Analyzing trace with hash 188831350, now seen corresponding path program 66 times [2022-04-15 05:58:40,405 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-15 05:58:40,405 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [857946722] [2022-04-15 05:58:40,405 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-15 05:58:40,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-15 05:58:40,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 05:58:41,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-15 05:58:41,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 05:58:41,113 INFO L290 TraceCheckUtils]: 0: Hoare triple {13969#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {13930#true} is VALID [2022-04-15 05:58:41,113 INFO L290 TraceCheckUtils]: 1: Hoare triple {13930#true} assume true; {13930#true} is VALID [2022-04-15 05:58:41,113 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {13930#true} {13930#true} #34#return; {13930#true} is VALID [2022-04-15 05:58:41,114 INFO L272 TraceCheckUtils]: 0: Hoare triple {13930#true} call ULTIMATE.init(); {13969#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} is VALID [2022-04-15 05:58:41,114 INFO L290 TraceCheckUtils]: 1: Hoare triple {13969#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {13930#true} is VALID [2022-04-15 05:58:41,114 INFO L290 TraceCheckUtils]: 2: Hoare triple {13930#true} assume true; {13930#true} is VALID [2022-04-15 05:58:41,114 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {13930#true} {13930#true} #34#return; {13930#true} is VALID [2022-04-15 05:58:41,114 INFO L272 TraceCheckUtils]: 4: Hoare triple {13930#true} call #t~ret5 := main(); {13930#true} is VALID [2022-04-15 05:58:41,114 INFO L290 TraceCheckUtils]: 5: Hoare triple {13930#true} ~x~0 := 1;~y~0 := 0; {13935#(= main_~y~0 0)} is VALID [2022-04-15 05:58:41,115 INFO L290 TraceCheckUtils]: 6: Hoare triple {13935#(= main_~y~0 0)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13936#(and (<= 1 main_~y~0) (<= main_~y~0 1))} is VALID [2022-04-15 05:58:41,115 INFO L290 TraceCheckUtils]: 7: Hoare triple {13936#(and (<= 1 main_~y~0) (<= main_~y~0 1))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13937#(and (<= 2 main_~y~0) (<= main_~y~0 2))} is VALID [2022-04-15 05:58:41,116 INFO L290 TraceCheckUtils]: 8: Hoare triple {13937#(and (<= 2 main_~y~0) (<= main_~y~0 2))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13938#(and (<= main_~y~0 3) (<= 3 main_~y~0))} is VALID [2022-04-15 05:58:41,116 INFO L290 TraceCheckUtils]: 9: Hoare triple {13938#(and (<= main_~y~0 3) (<= 3 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13939#(and (<= main_~y~0 4) (<= 4 main_~y~0))} is VALID [2022-04-15 05:58:41,117 INFO L290 TraceCheckUtils]: 10: Hoare triple {13939#(and (<= main_~y~0 4) (<= 4 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13940#(and (<= 5 main_~y~0) (<= main_~y~0 5))} is VALID [2022-04-15 05:58:41,117 INFO L290 TraceCheckUtils]: 11: Hoare triple {13940#(and (<= 5 main_~y~0) (<= main_~y~0 5))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13941#(and (<= main_~y~0 6) (<= 6 main_~y~0))} is VALID [2022-04-15 05:58:41,118 INFO L290 TraceCheckUtils]: 12: Hoare triple {13941#(and (<= main_~y~0 6) (<= 6 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13942#(and (<= 7 main_~y~0) (<= main_~y~0 7))} is VALID [2022-04-15 05:58:41,118 INFO L290 TraceCheckUtils]: 13: Hoare triple {13942#(and (<= 7 main_~y~0) (<= main_~y~0 7))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13943#(and (<= main_~y~0 8) (<= 8 main_~y~0))} is VALID [2022-04-15 05:58:41,119 INFO L290 TraceCheckUtils]: 14: Hoare triple {13943#(and (<= main_~y~0 8) (<= 8 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13944#(and (<= 9 main_~y~0) (<= main_~y~0 9))} is VALID [2022-04-15 05:58:41,119 INFO L290 TraceCheckUtils]: 15: Hoare triple {13944#(and (<= 9 main_~y~0) (<= main_~y~0 9))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13945#(and (<= main_~y~0 10) (<= 10 main_~y~0))} is VALID [2022-04-15 05:58:41,120 INFO L290 TraceCheckUtils]: 16: Hoare triple {13945#(and (<= main_~y~0 10) (<= 10 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13946#(and (<= main_~y~0 11) (<= 11 main_~y~0))} is VALID [2022-04-15 05:58:41,120 INFO L290 TraceCheckUtils]: 17: Hoare triple {13946#(and (<= main_~y~0 11) (<= 11 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13947#(and (<= 12 main_~y~0) (<= main_~y~0 12))} is VALID [2022-04-15 05:58:41,121 INFO L290 TraceCheckUtils]: 18: Hoare triple {13947#(and (<= 12 main_~y~0) (<= main_~y~0 12))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13948#(and (<= main_~y~0 13) (<= 13 main_~y~0))} is VALID [2022-04-15 05:58:41,121 INFO L290 TraceCheckUtils]: 19: Hoare triple {13948#(and (<= main_~y~0 13) (<= 13 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13949#(and (<= 14 main_~y~0) (<= main_~y~0 14))} is VALID [2022-04-15 05:58:41,122 INFO L290 TraceCheckUtils]: 20: Hoare triple {13949#(and (<= 14 main_~y~0) (<= main_~y~0 14))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13950#(and (<= main_~y~0 15) (<= 15 main_~y~0))} is VALID [2022-04-15 05:58:41,122 INFO L290 TraceCheckUtils]: 21: Hoare triple {13950#(and (<= main_~y~0 15) (<= 15 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13951#(and (<= 16 main_~y~0) (<= main_~y~0 16))} is VALID [2022-04-15 05:58:41,123 INFO L290 TraceCheckUtils]: 22: Hoare triple {13951#(and (<= 16 main_~y~0) (<= main_~y~0 16))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13952#(and (<= main_~y~0 17) (<= 17 main_~y~0))} is VALID [2022-04-15 05:58:41,123 INFO L290 TraceCheckUtils]: 23: Hoare triple {13952#(and (<= main_~y~0 17) (<= 17 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13953#(and (<= 18 main_~y~0) (<= main_~y~0 18))} is VALID [2022-04-15 05:58:41,124 INFO L290 TraceCheckUtils]: 24: Hoare triple {13953#(and (<= 18 main_~y~0) (<= main_~y~0 18))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13954#(and (<= 19 main_~y~0) (<= main_~y~0 19))} is VALID [2022-04-15 05:58:41,124 INFO L290 TraceCheckUtils]: 25: Hoare triple {13954#(and (<= 19 main_~y~0) (<= main_~y~0 19))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13955#(and (<= 20 main_~y~0) (<= main_~y~0 20))} is VALID [2022-04-15 05:58:41,125 INFO L290 TraceCheckUtils]: 26: Hoare triple {13955#(and (<= 20 main_~y~0) (<= main_~y~0 20))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13956#(and (<= main_~y~0 21) (<= 21 main_~y~0))} is VALID [2022-04-15 05:58:41,125 INFO L290 TraceCheckUtils]: 27: Hoare triple {13956#(and (<= main_~y~0 21) (<= 21 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13957#(and (<= main_~y~0 22) (<= 22 main_~y~0))} is VALID [2022-04-15 05:58:41,126 INFO L290 TraceCheckUtils]: 28: Hoare triple {13957#(and (<= main_~y~0 22) (<= 22 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13958#(and (<= main_~y~0 23) (<= 23 main_~y~0))} is VALID [2022-04-15 05:58:41,126 INFO L290 TraceCheckUtils]: 29: Hoare triple {13958#(and (<= main_~y~0 23) (<= 23 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13959#(and (<= 24 main_~y~0) (<= main_~y~0 24))} is VALID [2022-04-15 05:58:41,127 INFO L290 TraceCheckUtils]: 30: Hoare triple {13959#(and (<= 24 main_~y~0) (<= main_~y~0 24))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13960#(and (<= 25 main_~y~0) (<= main_~y~0 25))} is VALID [2022-04-15 05:58:41,127 INFO L290 TraceCheckUtils]: 31: Hoare triple {13960#(and (<= 25 main_~y~0) (<= main_~y~0 25))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13961#(and (<= main_~y~0 26) (<= 26 main_~y~0))} is VALID [2022-04-15 05:58:41,128 INFO L290 TraceCheckUtils]: 32: Hoare triple {13961#(and (<= main_~y~0 26) (<= 26 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13962#(and (<= main_~y~0 27) (<= 27 main_~y~0))} is VALID [2022-04-15 05:58:41,128 INFO L290 TraceCheckUtils]: 33: Hoare triple {13962#(and (<= main_~y~0 27) (<= 27 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13963#(and (<= main_~y~0 28) (<= 28 main_~y~0))} is VALID [2022-04-15 05:58:41,129 INFO L290 TraceCheckUtils]: 34: Hoare triple {13963#(and (<= main_~y~0 28) (<= 28 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13964#(and (<= 29 main_~y~0) (<= main_~y~0 29))} is VALID [2022-04-15 05:58:41,129 INFO L290 TraceCheckUtils]: 35: Hoare triple {13964#(and (<= 29 main_~y~0) (<= main_~y~0 29))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13965#(and (<= main_~y~0 30) (<= 30 main_~y~0))} is VALID [2022-04-15 05:58:41,130 INFO L290 TraceCheckUtils]: 36: Hoare triple {13965#(and (<= main_~y~0 30) (<= 30 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13966#(and (<= main_~y~0 31) (<= 31 main_~y~0))} is VALID [2022-04-15 05:58:41,131 INFO L290 TraceCheckUtils]: 37: Hoare triple {13966#(and (<= main_~y~0 31) (<= 31 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13967#(and (<= main_~y~0 32) (<= 32 main_~y~0))} is VALID [2022-04-15 05:58:41,131 INFO L290 TraceCheckUtils]: 38: Hoare triple {13967#(and (<= main_~y~0 32) (<= 32 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13968#(and (<= main_~y~0 33) (not (<= (+ (div main_~y~0 4294967296) 1) 0)))} is VALID [2022-04-15 05:58:41,132 INFO L290 TraceCheckUtils]: 39: Hoare triple {13968#(and (<= main_~y~0 33) (not (<= (+ (div main_~y~0 4294967296) 1) 0)))} assume !(~y~0 % 4294967296 < 1024); {13931#false} is VALID [2022-04-15 05:58:41,132 INFO L272 TraceCheckUtils]: 40: Hoare triple {13931#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {13931#false} is VALID [2022-04-15 05:58:41,132 INFO L290 TraceCheckUtils]: 41: Hoare triple {13931#false} ~cond := #in~cond; {13931#false} is VALID [2022-04-15 05:58:41,132 INFO L290 TraceCheckUtils]: 42: Hoare triple {13931#false} assume 0 == ~cond; {13931#false} is VALID [2022-04-15 05:58:41,132 INFO L290 TraceCheckUtils]: 43: Hoare triple {13931#false} assume !false; {13931#false} is VALID [2022-04-15 05:58:41,132 INFO L134 CoverageAnalysis]: Checked inductivity of 561 backedges. 0 proven. 561 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 05:58:41,132 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-15 05:58:41,132 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [857946722] [2022-04-15 05:58:41,132 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [857946722] provided 0 perfect and 1 imperfect interpolant sequences [2022-04-15 05:58:41,133 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1911969319] [2022-04-15 05:58:41,133 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2022-04-15 05:58:41,133 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-15 05:58:41,133 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-15 05:58:41,134 INFO L229 MonitoredProcess]: Starting monitored process 34 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-04-15 05:58:41,135 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (34)] Waiting until timeout for monitored process [2022-04-15 05:58:42,322 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 18 check-sat command(s) [2022-04-15 05:58:42,323 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-15 05:58:42,326 INFO L263 TraceCheckSpWp]: Trace formula consists of 218 conjuncts, 69 conjunts are in the unsatisfiable core [2022-04-15 05:58:42,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 05:58:42,338 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-15 05:58:42,758 INFO L272 TraceCheckUtils]: 0: Hoare triple {13930#true} call ULTIMATE.init(); {13930#true} is VALID [2022-04-15 05:58:42,758 INFO L290 TraceCheckUtils]: 1: Hoare triple {13930#true} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {13930#true} is VALID [2022-04-15 05:58:42,758 INFO L290 TraceCheckUtils]: 2: Hoare triple {13930#true} assume true; {13930#true} is VALID [2022-04-15 05:58:42,758 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {13930#true} {13930#true} #34#return; {13930#true} is VALID [2022-04-15 05:58:42,758 INFO L272 TraceCheckUtils]: 4: Hoare triple {13930#true} call #t~ret5 := main(); {13930#true} is VALID [2022-04-15 05:58:42,758 INFO L290 TraceCheckUtils]: 5: Hoare triple {13930#true} ~x~0 := 1;~y~0 := 0; {13935#(= main_~y~0 0)} is VALID [2022-04-15 05:58:42,759 INFO L290 TraceCheckUtils]: 6: Hoare triple {13935#(= main_~y~0 0)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13936#(and (<= 1 main_~y~0) (<= main_~y~0 1))} is VALID [2022-04-15 05:58:42,759 INFO L290 TraceCheckUtils]: 7: Hoare triple {13936#(and (<= 1 main_~y~0) (<= main_~y~0 1))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13937#(and (<= 2 main_~y~0) (<= main_~y~0 2))} is VALID [2022-04-15 05:58:42,760 INFO L290 TraceCheckUtils]: 8: Hoare triple {13937#(and (<= 2 main_~y~0) (<= main_~y~0 2))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13938#(and (<= main_~y~0 3) (<= 3 main_~y~0))} is VALID [2022-04-15 05:58:42,760 INFO L290 TraceCheckUtils]: 9: Hoare triple {13938#(and (<= main_~y~0 3) (<= 3 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13939#(and (<= main_~y~0 4) (<= 4 main_~y~0))} is VALID [2022-04-15 05:58:42,761 INFO L290 TraceCheckUtils]: 10: Hoare triple {13939#(and (<= main_~y~0 4) (<= 4 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13940#(and (<= 5 main_~y~0) (<= main_~y~0 5))} is VALID [2022-04-15 05:58:42,762 INFO L290 TraceCheckUtils]: 11: Hoare triple {13940#(and (<= 5 main_~y~0) (<= main_~y~0 5))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13941#(and (<= main_~y~0 6) (<= 6 main_~y~0))} is VALID [2022-04-15 05:58:42,762 INFO L290 TraceCheckUtils]: 12: Hoare triple {13941#(and (<= main_~y~0 6) (<= 6 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13942#(and (<= 7 main_~y~0) (<= main_~y~0 7))} is VALID [2022-04-15 05:58:42,763 INFO L290 TraceCheckUtils]: 13: Hoare triple {13942#(and (<= 7 main_~y~0) (<= main_~y~0 7))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13943#(and (<= main_~y~0 8) (<= 8 main_~y~0))} is VALID [2022-04-15 05:58:42,763 INFO L290 TraceCheckUtils]: 14: Hoare triple {13943#(and (<= main_~y~0 8) (<= 8 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13944#(and (<= 9 main_~y~0) (<= main_~y~0 9))} is VALID [2022-04-15 05:58:42,764 INFO L290 TraceCheckUtils]: 15: Hoare triple {13944#(and (<= 9 main_~y~0) (<= main_~y~0 9))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13945#(and (<= main_~y~0 10) (<= 10 main_~y~0))} is VALID [2022-04-15 05:58:42,764 INFO L290 TraceCheckUtils]: 16: Hoare triple {13945#(and (<= main_~y~0 10) (<= 10 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13946#(and (<= main_~y~0 11) (<= 11 main_~y~0))} is VALID [2022-04-15 05:58:42,765 INFO L290 TraceCheckUtils]: 17: Hoare triple {13946#(and (<= main_~y~0 11) (<= 11 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13947#(and (<= 12 main_~y~0) (<= main_~y~0 12))} is VALID [2022-04-15 05:58:42,765 INFO L290 TraceCheckUtils]: 18: Hoare triple {13947#(and (<= 12 main_~y~0) (<= main_~y~0 12))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13948#(and (<= main_~y~0 13) (<= 13 main_~y~0))} is VALID [2022-04-15 05:58:42,766 INFO L290 TraceCheckUtils]: 19: Hoare triple {13948#(and (<= main_~y~0 13) (<= 13 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13949#(and (<= 14 main_~y~0) (<= main_~y~0 14))} is VALID [2022-04-15 05:58:42,766 INFO L290 TraceCheckUtils]: 20: Hoare triple {13949#(and (<= 14 main_~y~0) (<= main_~y~0 14))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13950#(and (<= main_~y~0 15) (<= 15 main_~y~0))} is VALID [2022-04-15 05:58:42,767 INFO L290 TraceCheckUtils]: 21: Hoare triple {13950#(and (<= main_~y~0 15) (<= 15 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13951#(and (<= 16 main_~y~0) (<= main_~y~0 16))} is VALID [2022-04-15 05:58:42,767 INFO L290 TraceCheckUtils]: 22: Hoare triple {13951#(and (<= 16 main_~y~0) (<= main_~y~0 16))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13952#(and (<= main_~y~0 17) (<= 17 main_~y~0))} is VALID [2022-04-15 05:58:42,768 INFO L290 TraceCheckUtils]: 23: Hoare triple {13952#(and (<= main_~y~0 17) (<= 17 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13953#(and (<= 18 main_~y~0) (<= main_~y~0 18))} is VALID [2022-04-15 05:58:42,768 INFO L290 TraceCheckUtils]: 24: Hoare triple {13953#(and (<= 18 main_~y~0) (<= main_~y~0 18))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13954#(and (<= 19 main_~y~0) (<= main_~y~0 19))} is VALID [2022-04-15 05:58:42,769 INFO L290 TraceCheckUtils]: 25: Hoare triple {13954#(and (<= 19 main_~y~0) (<= main_~y~0 19))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13955#(and (<= 20 main_~y~0) (<= main_~y~0 20))} is VALID [2022-04-15 05:58:42,769 INFO L290 TraceCheckUtils]: 26: Hoare triple {13955#(and (<= 20 main_~y~0) (<= main_~y~0 20))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13956#(and (<= main_~y~0 21) (<= 21 main_~y~0))} is VALID [2022-04-15 05:58:42,770 INFO L290 TraceCheckUtils]: 27: Hoare triple {13956#(and (<= main_~y~0 21) (<= 21 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13957#(and (<= main_~y~0 22) (<= 22 main_~y~0))} is VALID [2022-04-15 05:58:42,770 INFO L290 TraceCheckUtils]: 28: Hoare triple {13957#(and (<= main_~y~0 22) (<= 22 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13958#(and (<= main_~y~0 23) (<= 23 main_~y~0))} is VALID [2022-04-15 05:58:42,771 INFO L290 TraceCheckUtils]: 29: Hoare triple {13958#(and (<= main_~y~0 23) (<= 23 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13959#(and (<= 24 main_~y~0) (<= main_~y~0 24))} is VALID [2022-04-15 05:58:42,771 INFO L290 TraceCheckUtils]: 30: Hoare triple {13959#(and (<= 24 main_~y~0) (<= main_~y~0 24))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13960#(and (<= 25 main_~y~0) (<= main_~y~0 25))} is VALID [2022-04-15 05:58:42,772 INFO L290 TraceCheckUtils]: 31: Hoare triple {13960#(and (<= 25 main_~y~0) (<= main_~y~0 25))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13961#(and (<= main_~y~0 26) (<= 26 main_~y~0))} is VALID [2022-04-15 05:58:42,772 INFO L290 TraceCheckUtils]: 32: Hoare triple {13961#(and (<= main_~y~0 26) (<= 26 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13962#(and (<= main_~y~0 27) (<= 27 main_~y~0))} is VALID [2022-04-15 05:58:42,773 INFO L290 TraceCheckUtils]: 33: Hoare triple {13962#(and (<= main_~y~0 27) (<= 27 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13963#(and (<= main_~y~0 28) (<= 28 main_~y~0))} is VALID [2022-04-15 05:58:42,773 INFO L290 TraceCheckUtils]: 34: Hoare triple {13963#(and (<= main_~y~0 28) (<= 28 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13964#(and (<= 29 main_~y~0) (<= main_~y~0 29))} is VALID [2022-04-15 05:58:42,774 INFO L290 TraceCheckUtils]: 35: Hoare triple {13964#(and (<= 29 main_~y~0) (<= main_~y~0 29))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13965#(and (<= main_~y~0 30) (<= 30 main_~y~0))} is VALID [2022-04-15 05:58:42,774 INFO L290 TraceCheckUtils]: 36: Hoare triple {13965#(and (<= main_~y~0 30) (<= 30 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13966#(and (<= main_~y~0 31) (<= 31 main_~y~0))} is VALID [2022-04-15 05:58:42,775 INFO L290 TraceCheckUtils]: 37: Hoare triple {13966#(and (<= main_~y~0 31) (<= 31 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {13967#(and (<= main_~y~0 32) (<= 32 main_~y~0))} is VALID [2022-04-15 05:58:42,775 INFO L290 TraceCheckUtils]: 38: Hoare triple {13967#(and (<= main_~y~0 32) (<= 32 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {14087#(and (<= 33 main_~y~0) (<= main_~y~0 33))} is VALID [2022-04-15 05:58:42,776 INFO L290 TraceCheckUtils]: 39: Hoare triple {14087#(and (<= 33 main_~y~0) (<= main_~y~0 33))} assume !(~y~0 % 4294967296 < 1024); {13931#false} is VALID [2022-04-15 05:58:42,776 INFO L272 TraceCheckUtils]: 40: Hoare triple {13931#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {13931#false} is VALID [2022-04-15 05:58:42,776 INFO L290 TraceCheckUtils]: 41: Hoare triple {13931#false} ~cond := #in~cond; {13931#false} is VALID [2022-04-15 05:58:42,776 INFO L290 TraceCheckUtils]: 42: Hoare triple {13931#false} assume 0 == ~cond; {13931#false} is VALID [2022-04-15 05:58:42,776 INFO L290 TraceCheckUtils]: 43: Hoare triple {13931#false} assume !false; {13931#false} is VALID [2022-04-15 05:58:42,776 INFO L134 CoverageAnalysis]: Checked inductivity of 561 backedges. 0 proven. 561 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 05:58:42,777 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-15 05:58:44,350 INFO L290 TraceCheckUtils]: 43: Hoare triple {13931#false} assume !false; {13931#false} is VALID [2022-04-15 05:58:44,350 INFO L290 TraceCheckUtils]: 42: Hoare triple {13931#false} assume 0 == ~cond; {13931#false} is VALID [2022-04-15 05:58:44,350 INFO L290 TraceCheckUtils]: 41: Hoare triple {13931#false} ~cond := #in~cond; {13931#false} is VALID [2022-04-15 05:58:44,351 INFO L272 TraceCheckUtils]: 40: Hoare triple {13931#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {13931#false} is VALID [2022-04-15 05:58:44,351 INFO L290 TraceCheckUtils]: 39: Hoare triple {14115#(< (mod main_~y~0 4294967296) 1024)} assume !(~y~0 % 4294967296 < 1024); {13931#false} is VALID [2022-04-15 05:58:44,353 INFO L290 TraceCheckUtils]: 38: Hoare triple {14119#(< (mod (+ main_~y~0 1) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {14115#(< (mod main_~y~0 4294967296) 1024)} is VALID [2022-04-15 05:58:44,353 INFO L290 TraceCheckUtils]: 37: Hoare triple {14123#(< (mod (+ main_~y~0 2) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {14119#(< (mod (+ main_~y~0 1) 4294967296) 1024)} is VALID [2022-04-15 05:58:44,354 INFO L290 TraceCheckUtils]: 36: Hoare triple {14127#(< (mod (+ main_~y~0 3) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {14123#(< (mod (+ main_~y~0 2) 4294967296) 1024)} is VALID [2022-04-15 05:58:44,354 INFO L290 TraceCheckUtils]: 35: Hoare triple {14131#(< (mod (+ main_~y~0 4) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {14127#(< (mod (+ main_~y~0 3) 4294967296) 1024)} is VALID [2022-04-15 05:58:44,355 INFO L290 TraceCheckUtils]: 34: Hoare triple {14135#(< (mod (+ 5 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {14131#(< (mod (+ main_~y~0 4) 4294967296) 1024)} is VALID [2022-04-15 05:58:44,355 INFO L290 TraceCheckUtils]: 33: Hoare triple {14139#(< (mod (+ main_~y~0 6) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {14135#(< (mod (+ 5 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:58:44,356 INFO L290 TraceCheckUtils]: 32: Hoare triple {14143#(< (mod (+ 7 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {14139#(< (mod (+ main_~y~0 6) 4294967296) 1024)} is VALID [2022-04-15 05:58:44,357 INFO L290 TraceCheckUtils]: 31: Hoare triple {14147#(< (mod (+ main_~y~0 8) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {14143#(< (mod (+ 7 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:58:44,357 INFO L290 TraceCheckUtils]: 30: Hoare triple {14151#(< (mod (+ main_~y~0 9) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {14147#(< (mod (+ main_~y~0 8) 4294967296) 1024)} is VALID [2022-04-15 05:58:44,358 INFO L290 TraceCheckUtils]: 29: Hoare triple {14155#(< (mod (+ main_~y~0 10) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {14151#(< (mod (+ main_~y~0 9) 4294967296) 1024)} is VALID [2022-04-15 05:58:44,358 INFO L290 TraceCheckUtils]: 28: Hoare triple {14159#(< (mod (+ main_~y~0 11) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {14155#(< (mod (+ main_~y~0 10) 4294967296) 1024)} is VALID [2022-04-15 05:58:44,359 INFO L290 TraceCheckUtils]: 27: Hoare triple {14163#(< (mod (+ main_~y~0 12) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {14159#(< (mod (+ main_~y~0 11) 4294967296) 1024)} is VALID [2022-04-15 05:58:44,359 INFO L290 TraceCheckUtils]: 26: Hoare triple {14167#(< (mod (+ main_~y~0 13) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {14163#(< (mod (+ main_~y~0 12) 4294967296) 1024)} is VALID [2022-04-15 05:58:44,360 INFO L290 TraceCheckUtils]: 25: Hoare triple {14171#(< (mod (+ main_~y~0 14) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {14167#(< (mod (+ main_~y~0 13) 4294967296) 1024)} is VALID [2022-04-15 05:58:44,361 INFO L290 TraceCheckUtils]: 24: Hoare triple {14175#(< (mod (+ main_~y~0 15) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {14171#(< (mod (+ main_~y~0 14) 4294967296) 1024)} is VALID [2022-04-15 05:58:44,361 INFO L290 TraceCheckUtils]: 23: Hoare triple {14179#(< (mod (+ main_~y~0 16) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {14175#(< (mod (+ main_~y~0 15) 4294967296) 1024)} is VALID [2022-04-15 05:58:44,362 INFO L290 TraceCheckUtils]: 22: Hoare triple {14183#(< (mod (+ main_~y~0 17) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {14179#(< (mod (+ main_~y~0 16) 4294967296) 1024)} is VALID [2022-04-15 05:58:44,363 INFO L290 TraceCheckUtils]: 21: Hoare triple {14187#(< (mod (+ main_~y~0 18) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {14183#(< (mod (+ main_~y~0 17) 4294967296) 1024)} is VALID [2022-04-15 05:58:44,363 INFO L290 TraceCheckUtils]: 20: Hoare triple {14191#(< (mod (+ 19 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {14187#(< (mod (+ main_~y~0 18) 4294967296) 1024)} is VALID [2022-04-15 05:58:44,364 INFO L290 TraceCheckUtils]: 19: Hoare triple {14195#(< (mod (+ main_~y~0 20) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {14191#(< (mod (+ 19 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:58:44,365 INFO L290 TraceCheckUtils]: 18: Hoare triple {14199#(< (mod (+ main_~y~0 21) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {14195#(< (mod (+ main_~y~0 20) 4294967296) 1024)} is VALID [2022-04-15 05:58:44,365 INFO L290 TraceCheckUtils]: 17: Hoare triple {14203#(< (mod (+ main_~y~0 22) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {14199#(< (mod (+ main_~y~0 21) 4294967296) 1024)} is VALID [2022-04-15 05:58:44,366 INFO L290 TraceCheckUtils]: 16: Hoare triple {14207#(< (mod (+ 23 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {14203#(< (mod (+ main_~y~0 22) 4294967296) 1024)} is VALID [2022-04-15 05:58:44,366 INFO L290 TraceCheckUtils]: 15: Hoare triple {14211#(< (mod (+ main_~y~0 24) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {14207#(< (mod (+ 23 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:58:44,367 INFO L290 TraceCheckUtils]: 14: Hoare triple {14215#(< (mod (+ main_~y~0 25) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {14211#(< (mod (+ main_~y~0 24) 4294967296) 1024)} is VALID [2022-04-15 05:58:44,367 INFO L290 TraceCheckUtils]: 13: Hoare triple {14219#(< (mod (+ main_~y~0 26) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {14215#(< (mod (+ main_~y~0 25) 4294967296) 1024)} is VALID [2022-04-15 05:58:44,368 INFO L290 TraceCheckUtils]: 12: Hoare triple {14223#(< (mod (+ main_~y~0 27) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {14219#(< (mod (+ main_~y~0 26) 4294967296) 1024)} is VALID [2022-04-15 05:58:44,368 INFO L290 TraceCheckUtils]: 11: Hoare triple {14227#(< (mod (+ main_~y~0 28) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {14223#(< (mod (+ main_~y~0 27) 4294967296) 1024)} is VALID [2022-04-15 05:58:44,369 INFO L290 TraceCheckUtils]: 10: Hoare triple {14231#(< (mod (+ 29 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {14227#(< (mod (+ main_~y~0 28) 4294967296) 1024)} is VALID [2022-04-15 05:58:44,369 INFO L290 TraceCheckUtils]: 9: Hoare triple {14235#(< (mod (+ 30 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {14231#(< (mod (+ 29 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:58:44,370 INFO L290 TraceCheckUtils]: 8: Hoare triple {14239#(< (mod (+ main_~y~0 31) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {14235#(< (mod (+ 30 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:58:44,370 INFO L290 TraceCheckUtils]: 7: Hoare triple {14243#(< (mod (+ 32 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {14239#(< (mod (+ main_~y~0 31) 4294967296) 1024)} is VALID [2022-04-15 05:58:44,371 INFO L290 TraceCheckUtils]: 6: Hoare triple {14247#(< (mod (+ main_~y~0 33) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {14243#(< (mod (+ 32 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:58:44,371 INFO L290 TraceCheckUtils]: 5: Hoare triple {13930#true} ~x~0 := 1;~y~0 := 0; {14247#(< (mod (+ main_~y~0 33) 4294967296) 1024)} is VALID [2022-04-15 05:58:44,371 INFO L272 TraceCheckUtils]: 4: Hoare triple {13930#true} call #t~ret5 := main(); {13930#true} is VALID [2022-04-15 05:58:44,372 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {13930#true} {13930#true} #34#return; {13930#true} is VALID [2022-04-15 05:58:44,372 INFO L290 TraceCheckUtils]: 2: Hoare triple {13930#true} assume true; {13930#true} is VALID [2022-04-15 05:58:44,372 INFO L290 TraceCheckUtils]: 1: Hoare triple {13930#true} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {13930#true} is VALID [2022-04-15 05:58:44,372 INFO L272 TraceCheckUtils]: 0: Hoare triple {13930#true} call ULTIMATE.init(); {13930#true} is VALID [2022-04-15 05:58:44,372 INFO L134 CoverageAnalysis]: Checked inductivity of 561 backedges. 0 proven. 561 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 05:58:44,372 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1911969319] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-15 05:58:44,372 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-04-15 05:58:44,373 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [37, 36, 36] total 72 [2022-04-15 05:58:44,373 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-15 05:58:44,373 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [1863209395] [2022-04-15 05:58:44,373 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [1863209395] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-15 05:58:44,373 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-15 05:58:44,373 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [37] imperfect sequences [] total 37 [2022-04-15 05:58:44,373 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1341040002] [2022-04-15 05:58:44,373 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-15 05:58:44,373 INFO L78 Accepts]: Start accepts. Automaton has has 37 states, 37 states have (on average 1.0810810810810811) internal successors, (40), 36 states have internal predecessors, (40), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 44 [2022-04-15 05:58:44,373 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-15 05:58:44,374 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 37 states, 37 states have (on average 1.0810810810810811) internal successors, (40), 36 states have internal predecessors, (40), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:58:44,389 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 44 edges. 44 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 05:58:44,389 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 37 states [2022-04-15 05:58:44,389 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-15 05:58:44,389 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 37 interpolants. [2022-04-15 05:58:44,390 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1365, Invalid=3747, Unknown=0, NotChecked=0, Total=5112 [2022-04-15 05:58:44,390 INFO L87 Difference]: Start difference. First operand 45 states and 45 transitions. Second operand has 37 states, 37 states have (on average 1.0810810810810811) internal successors, (40), 36 states have internal predecessors, (40), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:58:46,173 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 05:58:46,174 INFO L93 Difference]: Finished difference Result 51 states and 51 transitions. [2022-04-15 05:58:46,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2022-04-15 05:58:46,174 INFO L78 Accepts]: Start accepts. Automaton has has 37 states, 37 states have (on average 1.0810810810810811) internal successors, (40), 36 states have internal predecessors, (40), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 44 [2022-04-15 05:58:46,174 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-15 05:58:46,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 37 states, 37 states have (on average 1.0810810810810811) internal successors, (40), 36 states have internal predecessors, (40), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:58:46,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 37 states and 51 transitions. [2022-04-15 05:58:46,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 37 states, 37 states have (on average 1.0810810810810811) internal successors, (40), 36 states have internal predecessors, (40), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:58:46,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 37 states and 51 transitions. [2022-04-15 05:58:46,175 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 37 states and 51 transitions. [2022-04-15 05:58:46,214 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 51 edges. 51 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 05:58:46,215 INFO L225 Difference]: With dead ends: 51 [2022-04-15 05:58:46,215 INFO L226 Difference]: Without dead ends: 46 [2022-04-15 05:58:46,216 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 159 GetRequests, 54 SyntacticMatches, 1 SemanticMatches, 104 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 633 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=2723, Invalid=8407, Unknown=0, NotChecked=0, Total=11130 [2022-04-15 05:58:46,216 INFO L913 BasicCegarLoop]: 11 mSDtfsCounter, 6 mSDsluCounter, 47 mSDsCounter, 0 mSdLazyCounter, 1169 mSolverCounterSat, 69 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 58 SdHoareTripleChecker+Invalid, 1238 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 69 IncrementalHoareTripleChecker+Valid, 1169 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-04-15 05:58:46,216 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [6 Valid, 58 Invalid, 1238 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [69 Valid, 1169 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-04-15 05:58:46,216 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46 states. [2022-04-15 05:58:46,258 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46 to 46. [2022-04-15 05:58:46,258 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-15 05:58:46,258 INFO L82 GeneralOperation]: Start isEquivalent. First operand 46 states. Second operand has 46 states, 41 states have (on average 1.024390243902439) internal successors, (42), 41 states have internal predecessors, (42), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:58:46,258 INFO L74 IsIncluded]: Start isIncluded. First operand 46 states. Second operand has 46 states, 41 states have (on average 1.024390243902439) internal successors, (42), 41 states have internal predecessors, (42), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:58:46,258 INFO L87 Difference]: Start difference. First operand 46 states. Second operand has 46 states, 41 states have (on average 1.024390243902439) internal successors, (42), 41 states have internal predecessors, (42), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:58:46,259 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 05:58:46,259 INFO L93 Difference]: Finished difference Result 46 states and 46 transitions. [2022-04-15 05:58:46,259 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 46 transitions. [2022-04-15 05:58:46,260 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-15 05:58:46,260 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-15 05:58:46,260 INFO L74 IsIncluded]: Start isIncluded. First operand has 46 states, 41 states have (on average 1.024390243902439) internal successors, (42), 41 states have internal predecessors, (42), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 46 states. [2022-04-15 05:58:46,260 INFO L87 Difference]: Start difference. First operand has 46 states, 41 states have (on average 1.024390243902439) internal successors, (42), 41 states have internal predecessors, (42), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 46 states. [2022-04-15 05:58:46,260 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 05:58:46,260 INFO L93 Difference]: Finished difference Result 46 states and 46 transitions. [2022-04-15 05:58:46,260 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 46 transitions. [2022-04-15 05:58:46,262 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-15 05:58:46,262 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-15 05:58:46,262 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-15 05:58:46,262 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-15 05:58:46,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 46 states, 41 states have (on average 1.024390243902439) internal successors, (42), 41 states have internal predecessors, (42), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:58:46,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 46 states and 46 transitions. [2022-04-15 05:58:46,263 INFO L78 Accepts]: Start accepts. Automaton has 46 states and 46 transitions. Word has length 44 [2022-04-15 05:58:46,263 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-15 05:58:46,263 INFO L478 AbstractCegarLoop]: Abstraction has 46 states and 46 transitions. [2022-04-15 05:58:46,263 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 37 states, 37 states have (on average 1.0810810810810811) internal successors, (40), 36 states have internal predecessors, (40), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:58:46,263 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 46 states and 46 transitions. [2022-04-15 05:58:46,296 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 46 edges. 46 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 05:58:46,296 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 46 transitions. [2022-04-15 05:58:46,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-04-15 05:58:46,297 INFO L491 BasicCegarLoop]: Found error trace [2022-04-15 05:58:46,297 INFO L499 BasicCegarLoop]: trace histogram [34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-15 05:58:46,317 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (34)] Forceful destruction successful, exit code 0 [2022-04-15 05:58:46,497 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 34 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable66,SelfDestructingSolverStorable67 [2022-04-15 05:58:46,497 INFO L403 AbstractCegarLoop]: === Iteration 36 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-15 05:58:46,498 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-15 05:58:46,498 INFO L85 PathProgramCache]: Analyzing trace with hash 1595265820, now seen corresponding path program 67 times [2022-04-15 05:58:46,498 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-15 05:58:46,498 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [468383707] [2022-04-15 05:58:47,834 WARN L977 rdanLoopAcceleration]: Unable to prove correctness of quantifier elimination. [2022-04-15 05:58:47,973 INFO L89 AcceleratorJordan]: Jordan loop acceleration statistics: 1 HavocedVariables, 2 AssignedVariables, 0 ReadonlyVariables, Eigenvalues: {0={1=1}, 1={2=1}}, 1 SequentialAcceleration, 0 AlternatingAcceleration, 1 QuantifierFreeResult [2022-04-15 05:58:47,974 INFO L271 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2022-04-15 05:58:47,976 INFO L85 PathProgramCache]: Analyzing trace with hash 83168567, now seen corresponding path program 1 times [2022-04-15 05:58:47,976 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-15 05:58:47,976 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1848859545] [2022-04-15 05:58:47,976 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-15 05:58:47,976 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-15 05:58:47,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-15 05:58:47,980 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-04-15 05:58:47,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-15 05:58:47,983 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-04-15 05:58:47,983 INFO L85 PathProgramCache]: Analyzing trace with hash 1595265820, now seen corresponding path program 68 times [2022-04-15 05:58:47,983 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-15 05:58:47,983 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [663985673] [2022-04-15 05:58:47,983 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-15 05:58:47,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-15 05:58:48,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 05:58:48,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-15 05:58:48,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 05:58:48,703 INFO L290 TraceCheckUtils]: 0: Hoare triple {14662#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {14622#true} is VALID [2022-04-15 05:58:48,703 INFO L290 TraceCheckUtils]: 1: Hoare triple {14622#true} assume true; {14622#true} is VALID [2022-04-15 05:58:48,703 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {14622#true} {14622#true} #34#return; {14622#true} is VALID [2022-04-15 05:58:48,704 INFO L272 TraceCheckUtils]: 0: Hoare triple {14622#true} call ULTIMATE.init(); {14662#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} is VALID [2022-04-15 05:58:48,704 INFO L290 TraceCheckUtils]: 1: Hoare triple {14662#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {14622#true} is VALID [2022-04-15 05:58:48,704 INFO L290 TraceCheckUtils]: 2: Hoare triple {14622#true} assume true; {14622#true} is VALID [2022-04-15 05:58:48,704 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {14622#true} {14622#true} #34#return; {14622#true} is VALID [2022-04-15 05:58:48,704 INFO L272 TraceCheckUtils]: 4: Hoare triple {14622#true} call #t~ret5 := main(); {14622#true} is VALID [2022-04-15 05:58:48,705 INFO L290 TraceCheckUtils]: 5: Hoare triple {14622#true} ~x~0 := 1;~y~0 := 0; {14627#(= main_~y~0 0)} is VALID [2022-04-15 05:58:48,705 INFO L290 TraceCheckUtils]: 6: Hoare triple {14627#(= main_~y~0 0)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {14628#(and (<= 1 main_~y~0) (<= main_~y~0 1))} is VALID [2022-04-15 05:58:48,705 INFO L290 TraceCheckUtils]: 7: Hoare triple {14628#(and (<= 1 main_~y~0) (<= main_~y~0 1))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {14629#(and (<= 2 main_~y~0) (<= main_~y~0 2))} is VALID [2022-04-15 05:58:48,706 INFO L290 TraceCheckUtils]: 8: Hoare triple {14629#(and (<= 2 main_~y~0) (<= main_~y~0 2))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {14630#(and (<= main_~y~0 3) (<= 3 main_~y~0))} is VALID [2022-04-15 05:58:48,707 INFO L290 TraceCheckUtils]: 9: Hoare triple {14630#(and (<= main_~y~0 3) (<= 3 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {14631#(and (<= main_~y~0 4) (<= 4 main_~y~0))} is VALID [2022-04-15 05:58:48,707 INFO L290 TraceCheckUtils]: 10: Hoare triple {14631#(and (<= main_~y~0 4) (<= 4 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {14632#(and (<= 5 main_~y~0) (<= main_~y~0 5))} is VALID [2022-04-15 05:58:48,708 INFO L290 TraceCheckUtils]: 11: Hoare triple {14632#(and (<= 5 main_~y~0) (<= main_~y~0 5))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {14633#(and (<= main_~y~0 6) (<= 6 main_~y~0))} is VALID [2022-04-15 05:58:48,708 INFO L290 TraceCheckUtils]: 12: Hoare triple {14633#(and (<= main_~y~0 6) (<= 6 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {14634#(and (<= 7 main_~y~0) (<= main_~y~0 7))} is VALID [2022-04-15 05:58:48,709 INFO L290 TraceCheckUtils]: 13: Hoare triple {14634#(and (<= 7 main_~y~0) (<= main_~y~0 7))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {14635#(and (<= main_~y~0 8) (<= 8 main_~y~0))} is VALID [2022-04-15 05:58:48,709 INFO L290 TraceCheckUtils]: 14: Hoare triple {14635#(and (<= main_~y~0 8) (<= 8 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {14636#(and (<= 9 main_~y~0) (<= main_~y~0 9))} is VALID [2022-04-15 05:58:48,710 INFO L290 TraceCheckUtils]: 15: Hoare triple {14636#(and (<= 9 main_~y~0) (<= main_~y~0 9))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {14637#(and (<= main_~y~0 10) (<= 10 main_~y~0))} is VALID [2022-04-15 05:58:48,710 INFO L290 TraceCheckUtils]: 16: Hoare triple {14637#(and (<= main_~y~0 10) (<= 10 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {14638#(and (<= main_~y~0 11) (<= 11 main_~y~0))} is VALID [2022-04-15 05:58:48,711 INFO L290 TraceCheckUtils]: 17: Hoare triple {14638#(and (<= main_~y~0 11) (<= 11 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {14639#(and (<= 12 main_~y~0) (<= main_~y~0 12))} is VALID [2022-04-15 05:58:48,711 INFO L290 TraceCheckUtils]: 18: Hoare triple {14639#(and (<= 12 main_~y~0) (<= main_~y~0 12))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {14640#(and (<= main_~y~0 13) (<= 13 main_~y~0))} is VALID [2022-04-15 05:58:48,712 INFO L290 TraceCheckUtils]: 19: Hoare triple {14640#(and (<= main_~y~0 13) (<= 13 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {14641#(and (<= 14 main_~y~0) (<= main_~y~0 14))} is VALID [2022-04-15 05:58:48,712 INFO L290 TraceCheckUtils]: 20: Hoare triple {14641#(and (<= 14 main_~y~0) (<= main_~y~0 14))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {14642#(and (<= main_~y~0 15) (<= 15 main_~y~0))} is VALID [2022-04-15 05:58:48,713 INFO L290 TraceCheckUtils]: 21: Hoare triple {14642#(and (<= main_~y~0 15) (<= 15 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {14643#(and (<= 16 main_~y~0) (<= main_~y~0 16))} is VALID [2022-04-15 05:58:48,713 INFO L290 TraceCheckUtils]: 22: Hoare triple {14643#(and (<= 16 main_~y~0) (<= main_~y~0 16))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {14644#(and (<= main_~y~0 17) (<= 17 main_~y~0))} is VALID [2022-04-15 05:58:48,714 INFO L290 TraceCheckUtils]: 23: Hoare triple {14644#(and (<= main_~y~0 17) (<= 17 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {14645#(and (<= 18 main_~y~0) (<= main_~y~0 18))} is VALID [2022-04-15 05:58:48,714 INFO L290 TraceCheckUtils]: 24: Hoare triple {14645#(and (<= 18 main_~y~0) (<= main_~y~0 18))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {14646#(and (<= 19 main_~y~0) (<= main_~y~0 19))} is VALID [2022-04-15 05:58:48,715 INFO L290 TraceCheckUtils]: 25: Hoare triple {14646#(and (<= 19 main_~y~0) (<= main_~y~0 19))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {14647#(and (<= 20 main_~y~0) (<= main_~y~0 20))} is VALID [2022-04-15 05:58:48,716 INFO L290 TraceCheckUtils]: 26: Hoare triple {14647#(and (<= 20 main_~y~0) (<= main_~y~0 20))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {14648#(and (<= main_~y~0 21) (<= 21 main_~y~0))} is VALID [2022-04-15 05:58:48,716 INFO L290 TraceCheckUtils]: 27: Hoare triple {14648#(and (<= main_~y~0 21) (<= 21 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {14649#(and (<= main_~y~0 22) (<= 22 main_~y~0))} is VALID [2022-04-15 05:58:48,717 INFO L290 TraceCheckUtils]: 28: Hoare triple {14649#(and (<= main_~y~0 22) (<= 22 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {14650#(and (<= main_~y~0 23) (<= 23 main_~y~0))} is VALID [2022-04-15 05:58:48,718 INFO L290 TraceCheckUtils]: 29: Hoare triple {14650#(and (<= main_~y~0 23) (<= 23 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {14651#(and (<= 24 main_~y~0) (<= main_~y~0 24))} is VALID [2022-04-15 05:58:48,718 INFO L290 TraceCheckUtils]: 30: Hoare triple {14651#(and (<= 24 main_~y~0) (<= main_~y~0 24))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {14652#(and (<= 25 main_~y~0) (<= main_~y~0 25))} is VALID [2022-04-15 05:58:48,719 INFO L290 TraceCheckUtils]: 31: Hoare triple {14652#(and (<= 25 main_~y~0) (<= main_~y~0 25))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {14653#(and (<= main_~y~0 26) (<= 26 main_~y~0))} is VALID [2022-04-15 05:58:48,720 INFO L290 TraceCheckUtils]: 32: Hoare triple {14653#(and (<= main_~y~0 26) (<= 26 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {14654#(and (<= main_~y~0 27) (<= 27 main_~y~0))} is VALID [2022-04-15 05:58:48,720 INFO L290 TraceCheckUtils]: 33: Hoare triple {14654#(and (<= main_~y~0 27) (<= 27 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {14655#(and (<= main_~y~0 28) (<= 28 main_~y~0))} is VALID [2022-04-15 05:58:48,721 INFO L290 TraceCheckUtils]: 34: Hoare triple {14655#(and (<= main_~y~0 28) (<= 28 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {14656#(and (<= 29 main_~y~0) (<= main_~y~0 29))} is VALID [2022-04-15 05:58:48,721 INFO L290 TraceCheckUtils]: 35: Hoare triple {14656#(and (<= 29 main_~y~0) (<= main_~y~0 29))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {14657#(and (<= main_~y~0 30) (<= 30 main_~y~0))} is VALID [2022-04-15 05:58:48,722 INFO L290 TraceCheckUtils]: 36: Hoare triple {14657#(and (<= main_~y~0 30) (<= 30 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {14658#(and (<= main_~y~0 31) (<= 31 main_~y~0))} is VALID [2022-04-15 05:58:48,722 INFO L290 TraceCheckUtils]: 37: Hoare triple {14658#(and (<= main_~y~0 31) (<= 31 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {14659#(and (<= main_~y~0 32) (<= 32 main_~y~0))} is VALID [2022-04-15 05:58:48,723 INFO L290 TraceCheckUtils]: 38: Hoare triple {14659#(and (<= main_~y~0 32) (<= 32 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {14660#(and (<= 33 main_~y~0) (<= main_~y~0 33))} is VALID [2022-04-15 05:58:48,724 INFO L290 TraceCheckUtils]: 39: Hoare triple {14660#(and (<= 33 main_~y~0) (<= main_~y~0 33))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {14661#(and (<= main_~y~0 34) (not (<= (+ (div main_~y~0 4294967296) 1) 0)))} is VALID [2022-04-15 05:58:48,724 INFO L290 TraceCheckUtils]: 40: Hoare triple {14661#(and (<= main_~y~0 34) (not (<= (+ (div main_~y~0 4294967296) 1) 0)))} assume !(~y~0 % 4294967296 < 1024); {14623#false} is VALID [2022-04-15 05:58:48,724 INFO L272 TraceCheckUtils]: 41: Hoare triple {14623#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {14623#false} is VALID [2022-04-15 05:58:48,724 INFO L290 TraceCheckUtils]: 42: Hoare triple {14623#false} ~cond := #in~cond; {14623#false} is VALID [2022-04-15 05:58:48,724 INFO L290 TraceCheckUtils]: 43: Hoare triple {14623#false} assume 0 == ~cond; {14623#false} is VALID [2022-04-15 05:58:48,725 INFO L290 TraceCheckUtils]: 44: Hoare triple {14623#false} assume !false; {14623#false} is VALID [2022-04-15 05:58:48,725 INFO L134 CoverageAnalysis]: Checked inductivity of 595 backedges. 0 proven. 595 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 05:58:48,725 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-15 05:58:48,725 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [663985673] [2022-04-15 05:58:48,725 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [663985673] provided 0 perfect and 1 imperfect interpolant sequences [2022-04-15 05:58:48,725 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [917295533] [2022-04-15 05:58:48,725 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-04-15 05:58:48,725 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-15 05:58:48,725 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-15 05:58:48,726 INFO L229 MonitoredProcess]: Starting monitored process 35 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-04-15 05:58:48,727 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (35)] Waiting until timeout for monitored process [2022-04-15 05:58:48,776 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-04-15 05:58:48,776 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-15 05:58:48,777 INFO L263 TraceCheckSpWp]: Trace formula consists of 223 conjuncts, 71 conjunts are in the unsatisfiable core [2022-04-15 05:58:48,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 05:58:48,787 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-15 05:58:49,255 INFO L272 TraceCheckUtils]: 0: Hoare triple {14622#true} call ULTIMATE.init(); {14622#true} is VALID [2022-04-15 05:58:49,255 INFO L290 TraceCheckUtils]: 1: Hoare triple {14622#true} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {14622#true} is VALID [2022-04-15 05:58:49,255 INFO L290 TraceCheckUtils]: 2: Hoare triple {14622#true} assume true; {14622#true} is VALID [2022-04-15 05:58:49,255 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {14622#true} {14622#true} #34#return; {14622#true} is VALID [2022-04-15 05:58:49,255 INFO L272 TraceCheckUtils]: 4: Hoare triple {14622#true} call #t~ret5 := main(); {14622#true} is VALID [2022-04-15 05:58:49,255 INFO L290 TraceCheckUtils]: 5: Hoare triple {14622#true} ~x~0 := 1;~y~0 := 0; {14627#(= main_~y~0 0)} is VALID [2022-04-15 05:58:49,256 INFO L290 TraceCheckUtils]: 6: Hoare triple {14627#(= main_~y~0 0)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {14628#(and (<= 1 main_~y~0) (<= main_~y~0 1))} is VALID [2022-04-15 05:58:49,256 INFO L290 TraceCheckUtils]: 7: Hoare triple {14628#(and (<= 1 main_~y~0) (<= main_~y~0 1))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {14629#(and (<= 2 main_~y~0) (<= main_~y~0 2))} is VALID [2022-04-15 05:58:49,257 INFO L290 TraceCheckUtils]: 8: Hoare triple {14629#(and (<= 2 main_~y~0) (<= main_~y~0 2))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {14630#(and (<= main_~y~0 3) (<= 3 main_~y~0))} is VALID [2022-04-15 05:58:49,257 INFO L290 TraceCheckUtils]: 9: Hoare triple {14630#(and (<= main_~y~0 3) (<= 3 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {14631#(and (<= main_~y~0 4) (<= 4 main_~y~0))} is VALID [2022-04-15 05:58:49,258 INFO L290 TraceCheckUtils]: 10: Hoare triple {14631#(and (<= main_~y~0 4) (<= 4 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {14632#(and (<= 5 main_~y~0) (<= main_~y~0 5))} is VALID [2022-04-15 05:58:49,258 INFO L290 TraceCheckUtils]: 11: Hoare triple {14632#(and (<= 5 main_~y~0) (<= main_~y~0 5))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {14633#(and (<= main_~y~0 6) (<= 6 main_~y~0))} is VALID [2022-04-15 05:58:49,259 INFO L290 TraceCheckUtils]: 12: Hoare triple {14633#(and (<= main_~y~0 6) (<= 6 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {14634#(and (<= 7 main_~y~0) (<= main_~y~0 7))} is VALID [2022-04-15 05:58:49,259 INFO L290 TraceCheckUtils]: 13: Hoare triple {14634#(and (<= 7 main_~y~0) (<= main_~y~0 7))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {14635#(and (<= main_~y~0 8) (<= 8 main_~y~0))} is VALID [2022-04-15 05:58:49,260 INFO L290 TraceCheckUtils]: 14: Hoare triple {14635#(and (<= main_~y~0 8) (<= 8 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {14636#(and (<= 9 main_~y~0) (<= main_~y~0 9))} is VALID [2022-04-15 05:58:49,260 INFO L290 TraceCheckUtils]: 15: Hoare triple {14636#(and (<= 9 main_~y~0) (<= main_~y~0 9))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {14637#(and (<= main_~y~0 10) (<= 10 main_~y~0))} is VALID [2022-04-15 05:58:49,261 INFO L290 TraceCheckUtils]: 16: Hoare triple {14637#(and (<= main_~y~0 10) (<= 10 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {14638#(and (<= main_~y~0 11) (<= 11 main_~y~0))} is VALID [2022-04-15 05:58:49,261 INFO L290 TraceCheckUtils]: 17: Hoare triple {14638#(and (<= main_~y~0 11) (<= 11 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {14639#(and (<= 12 main_~y~0) (<= main_~y~0 12))} is VALID [2022-04-15 05:58:49,262 INFO L290 TraceCheckUtils]: 18: Hoare triple {14639#(and (<= 12 main_~y~0) (<= main_~y~0 12))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {14640#(and (<= main_~y~0 13) (<= 13 main_~y~0))} is VALID [2022-04-15 05:58:49,262 INFO L290 TraceCheckUtils]: 19: Hoare triple {14640#(and (<= main_~y~0 13) (<= 13 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {14641#(and (<= 14 main_~y~0) (<= main_~y~0 14))} is VALID [2022-04-15 05:58:49,263 INFO L290 TraceCheckUtils]: 20: Hoare triple {14641#(and (<= 14 main_~y~0) (<= main_~y~0 14))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {14642#(and (<= main_~y~0 15) (<= 15 main_~y~0))} is VALID [2022-04-15 05:58:49,263 INFO L290 TraceCheckUtils]: 21: Hoare triple {14642#(and (<= main_~y~0 15) (<= 15 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {14643#(and (<= 16 main_~y~0) (<= main_~y~0 16))} is VALID [2022-04-15 05:58:49,264 INFO L290 TraceCheckUtils]: 22: Hoare triple {14643#(and (<= 16 main_~y~0) (<= main_~y~0 16))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {14644#(and (<= main_~y~0 17) (<= 17 main_~y~0))} is VALID [2022-04-15 05:58:49,264 INFO L290 TraceCheckUtils]: 23: Hoare triple {14644#(and (<= main_~y~0 17) (<= 17 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {14645#(and (<= 18 main_~y~0) (<= main_~y~0 18))} is VALID [2022-04-15 05:58:49,265 INFO L290 TraceCheckUtils]: 24: Hoare triple {14645#(and (<= 18 main_~y~0) (<= main_~y~0 18))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {14646#(and (<= 19 main_~y~0) (<= main_~y~0 19))} is VALID [2022-04-15 05:58:49,265 INFO L290 TraceCheckUtils]: 25: Hoare triple {14646#(and (<= 19 main_~y~0) (<= main_~y~0 19))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {14647#(and (<= 20 main_~y~0) (<= main_~y~0 20))} is VALID [2022-04-15 05:58:49,266 INFO L290 TraceCheckUtils]: 26: Hoare triple {14647#(and (<= 20 main_~y~0) (<= main_~y~0 20))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {14648#(and (<= main_~y~0 21) (<= 21 main_~y~0))} is VALID [2022-04-15 05:58:49,266 INFO L290 TraceCheckUtils]: 27: Hoare triple {14648#(and (<= main_~y~0 21) (<= 21 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {14649#(and (<= main_~y~0 22) (<= 22 main_~y~0))} is VALID [2022-04-15 05:58:49,267 INFO L290 TraceCheckUtils]: 28: Hoare triple {14649#(and (<= main_~y~0 22) (<= 22 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {14650#(and (<= main_~y~0 23) (<= 23 main_~y~0))} is VALID [2022-04-15 05:58:49,267 INFO L290 TraceCheckUtils]: 29: Hoare triple {14650#(and (<= main_~y~0 23) (<= 23 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {14651#(and (<= 24 main_~y~0) (<= main_~y~0 24))} is VALID [2022-04-15 05:58:49,268 INFO L290 TraceCheckUtils]: 30: Hoare triple {14651#(and (<= 24 main_~y~0) (<= main_~y~0 24))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {14652#(and (<= 25 main_~y~0) (<= main_~y~0 25))} is VALID [2022-04-15 05:58:49,268 INFO L290 TraceCheckUtils]: 31: Hoare triple {14652#(and (<= 25 main_~y~0) (<= main_~y~0 25))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {14653#(and (<= main_~y~0 26) (<= 26 main_~y~0))} is VALID [2022-04-15 05:58:49,269 INFO L290 TraceCheckUtils]: 32: Hoare triple {14653#(and (<= main_~y~0 26) (<= 26 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {14654#(and (<= main_~y~0 27) (<= 27 main_~y~0))} is VALID [2022-04-15 05:58:49,270 INFO L290 TraceCheckUtils]: 33: Hoare triple {14654#(and (<= main_~y~0 27) (<= 27 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {14655#(and (<= main_~y~0 28) (<= 28 main_~y~0))} is VALID [2022-04-15 05:58:49,270 INFO L290 TraceCheckUtils]: 34: Hoare triple {14655#(and (<= main_~y~0 28) (<= 28 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {14656#(and (<= 29 main_~y~0) (<= main_~y~0 29))} is VALID [2022-04-15 05:58:49,271 INFO L290 TraceCheckUtils]: 35: Hoare triple {14656#(and (<= 29 main_~y~0) (<= main_~y~0 29))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {14657#(and (<= main_~y~0 30) (<= 30 main_~y~0))} is VALID [2022-04-15 05:58:49,271 INFO L290 TraceCheckUtils]: 36: Hoare triple {14657#(and (<= main_~y~0 30) (<= 30 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {14658#(and (<= main_~y~0 31) (<= 31 main_~y~0))} is VALID [2022-04-15 05:58:49,272 INFO L290 TraceCheckUtils]: 37: Hoare triple {14658#(and (<= main_~y~0 31) (<= 31 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {14659#(and (<= main_~y~0 32) (<= 32 main_~y~0))} is VALID [2022-04-15 05:58:49,272 INFO L290 TraceCheckUtils]: 38: Hoare triple {14659#(and (<= main_~y~0 32) (<= 32 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {14660#(and (<= 33 main_~y~0) (<= main_~y~0 33))} is VALID [2022-04-15 05:58:49,273 INFO L290 TraceCheckUtils]: 39: Hoare triple {14660#(and (<= 33 main_~y~0) (<= main_~y~0 33))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {14783#(and (<= main_~y~0 34) (<= 34 main_~y~0))} is VALID [2022-04-15 05:58:49,273 INFO L290 TraceCheckUtils]: 40: Hoare triple {14783#(and (<= main_~y~0 34) (<= 34 main_~y~0))} assume !(~y~0 % 4294967296 < 1024); {14623#false} is VALID [2022-04-15 05:58:49,273 INFO L272 TraceCheckUtils]: 41: Hoare triple {14623#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {14623#false} is VALID [2022-04-15 05:58:49,273 INFO L290 TraceCheckUtils]: 42: Hoare triple {14623#false} ~cond := #in~cond; {14623#false} is VALID [2022-04-15 05:58:49,273 INFO L290 TraceCheckUtils]: 43: Hoare triple {14623#false} assume 0 == ~cond; {14623#false} is VALID [2022-04-15 05:58:49,273 INFO L290 TraceCheckUtils]: 44: Hoare triple {14623#false} assume !false; {14623#false} is VALID [2022-04-15 05:58:49,274 INFO L134 CoverageAnalysis]: Checked inductivity of 595 backedges. 0 proven. 595 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 05:58:49,274 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-15 05:58:51,244 INFO L290 TraceCheckUtils]: 44: Hoare triple {14623#false} assume !false; {14623#false} is VALID [2022-04-15 05:58:51,244 INFO L290 TraceCheckUtils]: 43: Hoare triple {14623#false} assume 0 == ~cond; {14623#false} is VALID [2022-04-15 05:58:51,245 INFO L290 TraceCheckUtils]: 42: Hoare triple {14623#false} ~cond := #in~cond; {14623#false} is VALID [2022-04-15 05:58:51,245 INFO L272 TraceCheckUtils]: 41: Hoare triple {14623#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {14623#false} is VALID [2022-04-15 05:58:51,245 INFO L290 TraceCheckUtils]: 40: Hoare triple {14811#(< (mod main_~y~0 4294967296) 1024)} assume !(~y~0 % 4294967296 < 1024); {14623#false} is VALID [2022-04-15 05:58:51,246 INFO L290 TraceCheckUtils]: 39: Hoare triple {14815#(< (mod (+ main_~y~0 1) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {14811#(< (mod main_~y~0 4294967296) 1024)} is VALID [2022-04-15 05:58:51,247 INFO L290 TraceCheckUtils]: 38: Hoare triple {14819#(< (mod (+ main_~y~0 2) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {14815#(< (mod (+ main_~y~0 1) 4294967296) 1024)} is VALID [2022-04-15 05:58:51,247 INFO L290 TraceCheckUtils]: 37: Hoare triple {14823#(< (mod (+ main_~y~0 3) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {14819#(< (mod (+ main_~y~0 2) 4294967296) 1024)} is VALID [2022-04-15 05:58:51,248 INFO L290 TraceCheckUtils]: 36: Hoare triple {14827#(< (mod (+ main_~y~0 4) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {14823#(< (mod (+ main_~y~0 3) 4294967296) 1024)} is VALID [2022-04-15 05:58:51,249 INFO L290 TraceCheckUtils]: 35: Hoare triple {14831#(< (mod (+ 5 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {14827#(< (mod (+ main_~y~0 4) 4294967296) 1024)} is VALID [2022-04-15 05:58:51,249 INFO L290 TraceCheckUtils]: 34: Hoare triple {14835#(< (mod (+ main_~y~0 6) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {14831#(< (mod (+ 5 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:58:51,250 INFO L290 TraceCheckUtils]: 33: Hoare triple {14839#(< (mod (+ 7 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {14835#(< (mod (+ main_~y~0 6) 4294967296) 1024)} is VALID [2022-04-15 05:58:51,250 INFO L290 TraceCheckUtils]: 32: Hoare triple {14843#(< (mod (+ main_~y~0 8) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {14839#(< (mod (+ 7 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:58:51,251 INFO L290 TraceCheckUtils]: 31: Hoare triple {14847#(< (mod (+ main_~y~0 9) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {14843#(< (mod (+ main_~y~0 8) 4294967296) 1024)} is VALID [2022-04-15 05:58:51,252 INFO L290 TraceCheckUtils]: 30: Hoare triple {14851#(< (mod (+ main_~y~0 10) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {14847#(< (mod (+ main_~y~0 9) 4294967296) 1024)} is VALID [2022-04-15 05:58:51,252 INFO L290 TraceCheckUtils]: 29: Hoare triple {14855#(< (mod (+ main_~y~0 11) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {14851#(< (mod (+ main_~y~0 10) 4294967296) 1024)} is VALID [2022-04-15 05:58:51,253 INFO L290 TraceCheckUtils]: 28: Hoare triple {14859#(< (mod (+ main_~y~0 12) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {14855#(< (mod (+ main_~y~0 11) 4294967296) 1024)} is VALID [2022-04-15 05:58:51,254 INFO L290 TraceCheckUtils]: 27: Hoare triple {14863#(< (mod (+ main_~y~0 13) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {14859#(< (mod (+ main_~y~0 12) 4294967296) 1024)} is VALID [2022-04-15 05:58:51,254 INFO L290 TraceCheckUtils]: 26: Hoare triple {14867#(< (mod (+ main_~y~0 14) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {14863#(< (mod (+ main_~y~0 13) 4294967296) 1024)} is VALID [2022-04-15 05:58:51,255 INFO L290 TraceCheckUtils]: 25: Hoare triple {14871#(< (mod (+ main_~y~0 15) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {14867#(< (mod (+ main_~y~0 14) 4294967296) 1024)} is VALID [2022-04-15 05:58:51,256 INFO L290 TraceCheckUtils]: 24: Hoare triple {14875#(< (mod (+ main_~y~0 16) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {14871#(< (mod (+ main_~y~0 15) 4294967296) 1024)} is VALID [2022-04-15 05:58:51,256 INFO L290 TraceCheckUtils]: 23: Hoare triple {14879#(< (mod (+ main_~y~0 17) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {14875#(< (mod (+ main_~y~0 16) 4294967296) 1024)} is VALID [2022-04-15 05:58:51,257 INFO L290 TraceCheckUtils]: 22: Hoare triple {14883#(< (mod (+ main_~y~0 18) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {14879#(< (mod (+ main_~y~0 17) 4294967296) 1024)} is VALID [2022-04-15 05:58:51,257 INFO L290 TraceCheckUtils]: 21: Hoare triple {14887#(< (mod (+ 19 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {14883#(< (mod (+ main_~y~0 18) 4294967296) 1024)} is VALID [2022-04-15 05:58:51,258 INFO L290 TraceCheckUtils]: 20: Hoare triple {14891#(< (mod (+ main_~y~0 20) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {14887#(< (mod (+ 19 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:58:51,259 INFO L290 TraceCheckUtils]: 19: Hoare triple {14895#(< (mod (+ main_~y~0 21) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {14891#(< (mod (+ main_~y~0 20) 4294967296) 1024)} is VALID [2022-04-15 05:58:51,259 INFO L290 TraceCheckUtils]: 18: Hoare triple {14899#(< (mod (+ main_~y~0 22) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {14895#(< (mod (+ main_~y~0 21) 4294967296) 1024)} is VALID [2022-04-15 05:58:51,260 INFO L290 TraceCheckUtils]: 17: Hoare triple {14903#(< (mod (+ 23 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {14899#(< (mod (+ main_~y~0 22) 4294967296) 1024)} is VALID [2022-04-15 05:58:51,261 INFO L290 TraceCheckUtils]: 16: Hoare triple {14907#(< (mod (+ main_~y~0 24) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {14903#(< (mod (+ 23 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:58:51,261 INFO L290 TraceCheckUtils]: 15: Hoare triple {14911#(< (mod (+ main_~y~0 25) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {14907#(< (mod (+ main_~y~0 24) 4294967296) 1024)} is VALID [2022-04-15 05:58:51,262 INFO L290 TraceCheckUtils]: 14: Hoare triple {14915#(< (mod (+ main_~y~0 26) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {14911#(< (mod (+ main_~y~0 25) 4294967296) 1024)} is VALID [2022-04-15 05:58:51,262 INFO L290 TraceCheckUtils]: 13: Hoare triple {14919#(< (mod (+ main_~y~0 27) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {14915#(< (mod (+ main_~y~0 26) 4294967296) 1024)} is VALID [2022-04-15 05:58:51,263 INFO L290 TraceCheckUtils]: 12: Hoare triple {14923#(< (mod (+ main_~y~0 28) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {14919#(< (mod (+ main_~y~0 27) 4294967296) 1024)} is VALID [2022-04-15 05:58:51,264 INFO L290 TraceCheckUtils]: 11: Hoare triple {14927#(< (mod (+ 29 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {14923#(< (mod (+ main_~y~0 28) 4294967296) 1024)} is VALID [2022-04-15 05:58:51,264 INFO L290 TraceCheckUtils]: 10: Hoare triple {14931#(< (mod (+ 30 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {14927#(< (mod (+ 29 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:58:51,265 INFO L290 TraceCheckUtils]: 9: Hoare triple {14935#(< (mod (+ main_~y~0 31) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {14931#(< (mod (+ 30 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:58:51,266 INFO L290 TraceCheckUtils]: 8: Hoare triple {14939#(< (mod (+ 32 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {14935#(< (mod (+ main_~y~0 31) 4294967296) 1024)} is VALID [2022-04-15 05:58:51,266 INFO L290 TraceCheckUtils]: 7: Hoare triple {14943#(< (mod (+ main_~y~0 33) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {14939#(< (mod (+ 32 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:58:51,267 INFO L290 TraceCheckUtils]: 6: Hoare triple {14947#(< (mod (+ main_~y~0 34) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {14943#(< (mod (+ main_~y~0 33) 4294967296) 1024)} is VALID [2022-04-15 05:58:51,267 INFO L290 TraceCheckUtils]: 5: Hoare triple {14622#true} ~x~0 := 1;~y~0 := 0; {14947#(< (mod (+ main_~y~0 34) 4294967296) 1024)} is VALID [2022-04-15 05:58:51,267 INFO L272 TraceCheckUtils]: 4: Hoare triple {14622#true} call #t~ret5 := main(); {14622#true} is VALID [2022-04-15 05:58:51,267 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {14622#true} {14622#true} #34#return; {14622#true} is VALID [2022-04-15 05:58:51,268 INFO L290 TraceCheckUtils]: 2: Hoare triple {14622#true} assume true; {14622#true} is VALID [2022-04-15 05:58:51,268 INFO L290 TraceCheckUtils]: 1: Hoare triple {14622#true} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {14622#true} is VALID [2022-04-15 05:58:51,268 INFO L272 TraceCheckUtils]: 0: Hoare triple {14622#true} call ULTIMATE.init(); {14622#true} is VALID [2022-04-15 05:58:51,268 INFO L134 CoverageAnalysis]: Checked inductivity of 595 backedges. 0 proven. 595 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 05:58:51,268 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [917295533] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-15 05:58:51,268 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-04-15 05:58:51,268 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [38, 37, 37] total 74 [2022-04-15 05:58:51,268 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-15 05:58:51,269 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [468383707] [2022-04-15 05:58:51,269 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [468383707] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-15 05:58:51,269 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-15 05:58:51,269 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [38] imperfect sequences [] total 38 [2022-04-15 05:58:51,269 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [455937110] [2022-04-15 05:58:51,269 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-15 05:58:51,269 INFO L78 Accepts]: Start accepts. Automaton has has 38 states, 38 states have (on average 1.0789473684210527) internal successors, (41), 37 states have internal predecessors, (41), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 45 [2022-04-15 05:58:51,269 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-15 05:58:51,269 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 38 states, 38 states have (on average 1.0789473684210527) internal successors, (41), 37 states have internal predecessors, (41), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:58:51,295 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 45 edges. 45 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 05:58:51,295 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 38 states [2022-04-15 05:58:51,295 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-15 05:58:51,295 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 38 interpolants. [2022-04-15 05:58:51,296 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1440, Invalid=3962, Unknown=0, NotChecked=0, Total=5402 [2022-04-15 05:58:51,296 INFO L87 Difference]: Start difference. First operand 46 states and 46 transitions. Second operand has 38 states, 38 states have (on average 1.0789473684210527) internal successors, (41), 37 states have internal predecessors, (41), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:58:53,211 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 05:58:53,211 INFO L93 Difference]: Finished difference Result 52 states and 52 transitions. [2022-04-15 05:58:53,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2022-04-15 05:58:53,212 INFO L78 Accepts]: Start accepts. Automaton has has 38 states, 38 states have (on average 1.0789473684210527) internal successors, (41), 37 states have internal predecessors, (41), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 45 [2022-04-15 05:58:53,212 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-15 05:58:53,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 38 states, 38 states have (on average 1.0789473684210527) internal successors, (41), 37 states have internal predecessors, (41), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:58:53,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 38 states and 52 transitions. [2022-04-15 05:58:53,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 38 states, 38 states have (on average 1.0789473684210527) internal successors, (41), 37 states have internal predecessors, (41), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:58:53,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 38 states and 52 transitions. [2022-04-15 05:58:53,213 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 38 states and 52 transitions. [2022-04-15 05:58:53,239 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 52 edges. 52 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 05:58:53,240 INFO L225 Difference]: With dead ends: 52 [2022-04-15 05:58:53,240 INFO L226 Difference]: Without dead ends: 47 [2022-04-15 05:58:53,240 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 163 GetRequests, 55 SyntacticMatches, 1 SemanticMatches, 107 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 669 ImplicationChecksByTransitivity, 2.8s TimeCoverageRelationStatistics Valid=2873, Invalid=8899, Unknown=0, NotChecked=0, Total=11772 [2022-04-15 05:58:53,241 INFO L913 BasicCegarLoop]: 11 mSDtfsCounter, 6 mSDsluCounter, 92 mSDsCounter, 0 mSdLazyCounter, 1282 mSolverCounterSat, 71 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 103 SdHoareTripleChecker+Invalid, 1353 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 71 IncrementalHoareTripleChecker+Valid, 1282 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-04-15 05:58:53,241 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [6 Valid, 103 Invalid, 1353 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [71 Valid, 1282 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-04-15 05:58:53,241 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47 states. [2022-04-15 05:58:53,278 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47 to 47. [2022-04-15 05:58:53,278 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-15 05:58:53,279 INFO L82 GeneralOperation]: Start isEquivalent. First operand 47 states. Second operand has 47 states, 42 states have (on average 1.0238095238095237) internal successors, (43), 42 states have internal predecessors, (43), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:58:53,279 INFO L74 IsIncluded]: Start isIncluded. First operand 47 states. Second operand has 47 states, 42 states have (on average 1.0238095238095237) internal successors, (43), 42 states have internal predecessors, (43), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:58:53,279 INFO L87 Difference]: Start difference. First operand 47 states. Second operand has 47 states, 42 states have (on average 1.0238095238095237) internal successors, (43), 42 states have internal predecessors, (43), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:58:53,279 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 05:58:53,280 INFO L93 Difference]: Finished difference Result 47 states and 47 transitions. [2022-04-15 05:58:53,280 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 47 transitions. [2022-04-15 05:58:53,280 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-15 05:58:53,280 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-15 05:58:53,280 INFO L74 IsIncluded]: Start isIncluded. First operand has 47 states, 42 states have (on average 1.0238095238095237) internal successors, (43), 42 states have internal predecessors, (43), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 47 states. [2022-04-15 05:58:53,280 INFO L87 Difference]: Start difference. First operand has 47 states, 42 states have (on average 1.0238095238095237) internal successors, (43), 42 states have internal predecessors, (43), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 47 states. [2022-04-15 05:58:53,281 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 05:58:53,281 INFO L93 Difference]: Finished difference Result 47 states and 47 transitions. [2022-04-15 05:58:53,281 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 47 transitions. [2022-04-15 05:58:53,281 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-15 05:58:53,281 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-15 05:58:53,281 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-15 05:58:53,281 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-15 05:58:53,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 47 states, 42 states have (on average 1.0238095238095237) internal successors, (43), 42 states have internal predecessors, (43), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:58:53,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 47 states and 47 transitions. [2022-04-15 05:58:53,282 INFO L78 Accepts]: Start accepts. Automaton has 47 states and 47 transitions. Word has length 45 [2022-04-15 05:58:53,282 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-15 05:58:53,282 INFO L478 AbstractCegarLoop]: Abstraction has 47 states and 47 transitions. [2022-04-15 05:58:53,282 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 38 states, 38 states have (on average 1.0789473684210527) internal successors, (41), 37 states have internal predecessors, (41), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:58:53,282 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 47 states and 47 transitions. [2022-04-15 05:58:53,328 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 47 edges. 47 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 05:58:53,328 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 47 transitions. [2022-04-15 05:58:53,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-04-15 05:58:53,328 INFO L491 BasicCegarLoop]: Found error trace [2022-04-15 05:58:53,329 INFO L499 BasicCegarLoop]: trace histogram [35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-15 05:58:53,348 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (35)] Forceful destruction successful, exit code 0 [2022-04-15 05:58:53,529 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 35 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable68,SelfDestructingSolverStorable69 [2022-04-15 05:58:53,529 INFO L403 AbstractCegarLoop]: === Iteration 37 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-15 05:58:53,529 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-15 05:58:53,530 INFO L85 PathProgramCache]: Analyzing trace with hash -2049905866, now seen corresponding path program 69 times [2022-04-15 05:58:53,530 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-15 05:58:53,530 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [1896278264] [2022-04-15 05:58:54,088 INFO L89 AcceleratorJordan]: Jordan loop acceleration statistics: 1 HavocedVariables, 2 AssignedVariables, 0 ReadonlyVariables, Eigenvalues: {0={1=1}, 1={2=1}}, 1 SequentialAcceleration, 0 AlternatingAcceleration, 1 QuantifierFreeResult [2022-04-15 05:58:54,089 INFO L271 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2022-04-15 05:58:54,090 INFO L85 PathProgramCache]: Analyzing trace with hash 142273911, now seen corresponding path program 1 times [2022-04-15 05:58:54,091 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-15 05:58:54,091 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [525418695] [2022-04-15 05:58:54,091 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-15 05:58:54,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-15 05:58:54,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-15 05:58:54,110 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-04-15 05:58:54,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-15 05:58:54,113 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-04-15 05:58:54,113 INFO L85 PathProgramCache]: Analyzing trace with hash -2049905866, now seen corresponding path program 70 times [2022-04-15 05:58:54,113 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-15 05:58:54,113 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1287196885] [2022-04-15 05:58:54,114 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-15 05:58:54,114 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-15 05:58:54,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 05:58:54,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-15 05:58:54,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 05:58:54,647 INFO L290 TraceCheckUtils]: 0: Hoare triple {15371#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {15330#true} is VALID [2022-04-15 05:58:54,648 INFO L290 TraceCheckUtils]: 1: Hoare triple {15330#true} assume true; {15330#true} is VALID [2022-04-15 05:58:54,648 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {15330#true} {15330#true} #34#return; {15330#true} is VALID [2022-04-15 05:58:54,648 INFO L272 TraceCheckUtils]: 0: Hoare triple {15330#true} call ULTIMATE.init(); {15371#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} is VALID [2022-04-15 05:58:54,648 INFO L290 TraceCheckUtils]: 1: Hoare triple {15371#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {15330#true} is VALID [2022-04-15 05:58:54,648 INFO L290 TraceCheckUtils]: 2: Hoare triple {15330#true} assume true; {15330#true} is VALID [2022-04-15 05:58:54,648 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {15330#true} {15330#true} #34#return; {15330#true} is VALID [2022-04-15 05:58:54,648 INFO L272 TraceCheckUtils]: 4: Hoare triple {15330#true} call #t~ret5 := main(); {15330#true} is VALID [2022-04-15 05:58:54,648 INFO L290 TraceCheckUtils]: 5: Hoare triple {15330#true} ~x~0 := 1;~y~0 := 0; {15335#(= main_~y~0 0)} is VALID [2022-04-15 05:58:54,649 INFO L290 TraceCheckUtils]: 6: Hoare triple {15335#(= main_~y~0 0)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {15336#(and (<= 1 main_~y~0) (<= main_~y~0 1))} is VALID [2022-04-15 05:58:54,649 INFO L290 TraceCheckUtils]: 7: Hoare triple {15336#(and (<= 1 main_~y~0) (<= main_~y~0 1))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {15337#(and (<= 2 main_~y~0) (<= main_~y~0 2))} is VALID [2022-04-15 05:58:54,650 INFO L290 TraceCheckUtils]: 8: Hoare triple {15337#(and (<= 2 main_~y~0) (<= main_~y~0 2))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {15338#(and (<= main_~y~0 3) (<= 3 main_~y~0))} is VALID [2022-04-15 05:58:54,650 INFO L290 TraceCheckUtils]: 9: Hoare triple {15338#(and (<= main_~y~0 3) (<= 3 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {15339#(and (<= main_~y~0 4) (<= 4 main_~y~0))} is VALID [2022-04-15 05:58:54,650 INFO L290 TraceCheckUtils]: 10: Hoare triple {15339#(and (<= main_~y~0 4) (<= 4 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {15340#(and (<= 5 main_~y~0) (<= main_~y~0 5))} is VALID [2022-04-15 05:58:54,651 INFO L290 TraceCheckUtils]: 11: Hoare triple {15340#(and (<= 5 main_~y~0) (<= main_~y~0 5))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {15341#(and (<= main_~y~0 6) (<= 6 main_~y~0))} is VALID [2022-04-15 05:58:54,651 INFO L290 TraceCheckUtils]: 12: Hoare triple {15341#(and (<= main_~y~0 6) (<= 6 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {15342#(and (<= 7 main_~y~0) (<= main_~y~0 7))} is VALID [2022-04-15 05:58:54,651 INFO L290 TraceCheckUtils]: 13: Hoare triple {15342#(and (<= 7 main_~y~0) (<= main_~y~0 7))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {15343#(and (<= main_~y~0 8) (<= 8 main_~y~0))} is VALID [2022-04-15 05:58:54,652 INFO L290 TraceCheckUtils]: 14: Hoare triple {15343#(and (<= main_~y~0 8) (<= 8 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {15344#(and (<= 9 main_~y~0) (<= main_~y~0 9))} is VALID [2022-04-15 05:58:54,652 INFO L290 TraceCheckUtils]: 15: Hoare triple {15344#(and (<= 9 main_~y~0) (<= main_~y~0 9))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {15345#(and (<= main_~y~0 10) (<= 10 main_~y~0))} is VALID [2022-04-15 05:58:54,653 INFO L290 TraceCheckUtils]: 16: Hoare triple {15345#(and (<= main_~y~0 10) (<= 10 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {15346#(and (<= main_~y~0 11) (<= 11 main_~y~0))} is VALID [2022-04-15 05:58:54,653 INFO L290 TraceCheckUtils]: 17: Hoare triple {15346#(and (<= main_~y~0 11) (<= 11 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {15347#(and (<= 12 main_~y~0) (<= main_~y~0 12))} is VALID [2022-04-15 05:58:54,653 INFO L290 TraceCheckUtils]: 18: Hoare triple {15347#(and (<= 12 main_~y~0) (<= main_~y~0 12))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {15348#(and (<= main_~y~0 13) (<= 13 main_~y~0))} is VALID [2022-04-15 05:58:54,654 INFO L290 TraceCheckUtils]: 19: Hoare triple {15348#(and (<= main_~y~0 13) (<= 13 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {15349#(and (<= 14 main_~y~0) (<= main_~y~0 14))} is VALID [2022-04-15 05:58:54,654 INFO L290 TraceCheckUtils]: 20: Hoare triple {15349#(and (<= 14 main_~y~0) (<= main_~y~0 14))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {15350#(and (<= main_~y~0 15) (<= 15 main_~y~0))} is VALID [2022-04-15 05:58:54,655 INFO L290 TraceCheckUtils]: 21: Hoare triple {15350#(and (<= main_~y~0 15) (<= 15 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {15351#(and (<= 16 main_~y~0) (<= main_~y~0 16))} is VALID [2022-04-15 05:58:54,655 INFO L290 TraceCheckUtils]: 22: Hoare triple {15351#(and (<= 16 main_~y~0) (<= main_~y~0 16))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {15352#(and (<= main_~y~0 17) (<= 17 main_~y~0))} is VALID [2022-04-15 05:58:54,655 INFO L290 TraceCheckUtils]: 23: Hoare triple {15352#(and (<= main_~y~0 17) (<= 17 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {15353#(and (<= 18 main_~y~0) (<= main_~y~0 18))} is VALID [2022-04-15 05:58:54,656 INFO L290 TraceCheckUtils]: 24: Hoare triple {15353#(and (<= 18 main_~y~0) (<= main_~y~0 18))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {15354#(and (<= 19 main_~y~0) (<= main_~y~0 19))} is VALID [2022-04-15 05:58:54,656 INFO L290 TraceCheckUtils]: 25: Hoare triple {15354#(and (<= 19 main_~y~0) (<= main_~y~0 19))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {15355#(and (<= 20 main_~y~0) (<= main_~y~0 20))} is VALID [2022-04-15 05:58:54,656 INFO L290 TraceCheckUtils]: 26: Hoare triple {15355#(and (<= 20 main_~y~0) (<= main_~y~0 20))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {15356#(and (<= main_~y~0 21) (<= 21 main_~y~0))} is VALID [2022-04-15 05:58:54,657 INFO L290 TraceCheckUtils]: 27: Hoare triple {15356#(and (<= main_~y~0 21) (<= 21 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {15357#(and (<= main_~y~0 22) (<= 22 main_~y~0))} is VALID [2022-04-15 05:58:54,657 INFO L290 TraceCheckUtils]: 28: Hoare triple {15357#(and (<= main_~y~0 22) (<= 22 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {15358#(and (<= main_~y~0 23) (<= 23 main_~y~0))} is VALID [2022-04-15 05:58:54,658 INFO L290 TraceCheckUtils]: 29: Hoare triple {15358#(and (<= main_~y~0 23) (<= 23 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {15359#(and (<= 24 main_~y~0) (<= main_~y~0 24))} is VALID [2022-04-15 05:58:54,658 INFO L290 TraceCheckUtils]: 30: Hoare triple {15359#(and (<= 24 main_~y~0) (<= main_~y~0 24))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {15360#(and (<= 25 main_~y~0) (<= main_~y~0 25))} is VALID [2022-04-15 05:58:54,658 INFO L290 TraceCheckUtils]: 31: Hoare triple {15360#(and (<= 25 main_~y~0) (<= main_~y~0 25))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {15361#(and (<= main_~y~0 26) (<= 26 main_~y~0))} is VALID [2022-04-15 05:58:54,659 INFO L290 TraceCheckUtils]: 32: Hoare triple {15361#(and (<= main_~y~0 26) (<= 26 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {15362#(and (<= main_~y~0 27) (<= 27 main_~y~0))} is VALID [2022-04-15 05:58:54,659 INFO L290 TraceCheckUtils]: 33: Hoare triple {15362#(and (<= main_~y~0 27) (<= 27 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {15363#(and (<= main_~y~0 28) (<= 28 main_~y~0))} is VALID [2022-04-15 05:58:54,659 INFO L290 TraceCheckUtils]: 34: Hoare triple {15363#(and (<= main_~y~0 28) (<= 28 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {15364#(and (<= 29 main_~y~0) (<= main_~y~0 29))} is VALID [2022-04-15 05:58:54,660 INFO L290 TraceCheckUtils]: 35: Hoare triple {15364#(and (<= 29 main_~y~0) (<= main_~y~0 29))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {15365#(and (<= main_~y~0 30) (<= 30 main_~y~0))} is VALID [2022-04-15 05:58:54,660 INFO L290 TraceCheckUtils]: 36: Hoare triple {15365#(and (<= main_~y~0 30) (<= 30 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {15366#(and (<= main_~y~0 31) (<= 31 main_~y~0))} is VALID [2022-04-15 05:58:54,661 INFO L290 TraceCheckUtils]: 37: Hoare triple {15366#(and (<= main_~y~0 31) (<= 31 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {15367#(and (<= main_~y~0 32) (<= 32 main_~y~0))} is VALID [2022-04-15 05:58:54,661 INFO L290 TraceCheckUtils]: 38: Hoare triple {15367#(and (<= main_~y~0 32) (<= 32 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {15368#(and (<= 33 main_~y~0) (<= main_~y~0 33))} is VALID [2022-04-15 05:58:54,661 INFO L290 TraceCheckUtils]: 39: Hoare triple {15368#(and (<= 33 main_~y~0) (<= main_~y~0 33))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {15369#(and (<= main_~y~0 34) (<= 34 main_~y~0))} is VALID [2022-04-15 05:58:54,662 INFO L290 TraceCheckUtils]: 40: Hoare triple {15369#(and (<= main_~y~0 34) (<= 34 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {15370#(and (not (<= (+ (div main_~y~0 4294967296) 1) 0)) (<= main_~y~0 35))} is VALID [2022-04-15 05:58:54,662 INFO L290 TraceCheckUtils]: 41: Hoare triple {15370#(and (not (<= (+ (div main_~y~0 4294967296) 1) 0)) (<= main_~y~0 35))} assume !(~y~0 % 4294967296 < 1024); {15331#false} is VALID [2022-04-15 05:58:54,662 INFO L272 TraceCheckUtils]: 42: Hoare triple {15331#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {15331#false} is VALID [2022-04-15 05:58:54,662 INFO L290 TraceCheckUtils]: 43: Hoare triple {15331#false} ~cond := #in~cond; {15331#false} is VALID [2022-04-15 05:58:54,662 INFO L290 TraceCheckUtils]: 44: Hoare triple {15331#false} assume 0 == ~cond; {15331#false} is VALID [2022-04-15 05:58:54,662 INFO L290 TraceCheckUtils]: 45: Hoare triple {15331#false} assume !false; {15331#false} is VALID [2022-04-15 05:58:54,663 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 05:58:54,663 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-15 05:58:54,663 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1287196885] [2022-04-15 05:58:54,663 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1287196885] provided 0 perfect and 1 imperfect interpolant sequences [2022-04-15 05:58:54,663 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [148521531] [2022-04-15 05:58:54,663 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-04-15 05:58:54,663 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-15 05:58:54,663 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-15 05:58:54,664 INFO L229 MonitoredProcess]: Starting monitored process 36 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-04-15 05:58:54,665 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (36)] Waiting until timeout for monitored process [2022-04-15 05:58:54,764 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-04-15 05:58:54,764 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-15 05:58:54,766 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 73 conjunts are in the unsatisfiable core [2022-04-15 05:58:54,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 05:58:54,773 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-15 05:58:55,059 INFO L272 TraceCheckUtils]: 0: Hoare triple {15330#true} call ULTIMATE.init(); {15330#true} is VALID [2022-04-15 05:58:55,060 INFO L290 TraceCheckUtils]: 1: Hoare triple {15330#true} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {15330#true} is VALID [2022-04-15 05:58:55,060 INFO L290 TraceCheckUtils]: 2: Hoare triple {15330#true} assume true; {15330#true} is VALID [2022-04-15 05:58:55,060 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {15330#true} {15330#true} #34#return; {15330#true} is VALID [2022-04-15 05:58:55,060 INFO L272 TraceCheckUtils]: 4: Hoare triple {15330#true} call #t~ret5 := main(); {15330#true} is VALID [2022-04-15 05:58:55,060 INFO L290 TraceCheckUtils]: 5: Hoare triple {15330#true} ~x~0 := 1;~y~0 := 0; {15335#(= main_~y~0 0)} is VALID [2022-04-15 05:58:55,060 INFO L290 TraceCheckUtils]: 6: Hoare triple {15335#(= main_~y~0 0)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {15336#(and (<= 1 main_~y~0) (<= main_~y~0 1))} is VALID [2022-04-15 05:58:55,061 INFO L290 TraceCheckUtils]: 7: Hoare triple {15336#(and (<= 1 main_~y~0) (<= main_~y~0 1))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {15337#(and (<= 2 main_~y~0) (<= main_~y~0 2))} is VALID [2022-04-15 05:58:55,061 INFO L290 TraceCheckUtils]: 8: Hoare triple {15337#(and (<= 2 main_~y~0) (<= main_~y~0 2))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {15338#(and (<= main_~y~0 3) (<= 3 main_~y~0))} is VALID [2022-04-15 05:58:55,061 INFO L290 TraceCheckUtils]: 9: Hoare triple {15338#(and (<= main_~y~0 3) (<= 3 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {15339#(and (<= main_~y~0 4) (<= 4 main_~y~0))} is VALID [2022-04-15 05:58:55,062 INFO L290 TraceCheckUtils]: 10: Hoare triple {15339#(and (<= main_~y~0 4) (<= 4 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {15340#(and (<= 5 main_~y~0) (<= main_~y~0 5))} is VALID [2022-04-15 05:58:55,062 INFO L290 TraceCheckUtils]: 11: Hoare triple {15340#(and (<= 5 main_~y~0) (<= main_~y~0 5))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {15341#(and (<= main_~y~0 6) (<= 6 main_~y~0))} is VALID [2022-04-15 05:58:55,063 INFO L290 TraceCheckUtils]: 12: Hoare triple {15341#(and (<= main_~y~0 6) (<= 6 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {15342#(and (<= 7 main_~y~0) (<= main_~y~0 7))} is VALID [2022-04-15 05:58:55,063 INFO L290 TraceCheckUtils]: 13: Hoare triple {15342#(and (<= 7 main_~y~0) (<= main_~y~0 7))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {15343#(and (<= main_~y~0 8) (<= 8 main_~y~0))} is VALID [2022-04-15 05:58:55,063 INFO L290 TraceCheckUtils]: 14: Hoare triple {15343#(and (<= main_~y~0 8) (<= 8 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {15344#(and (<= 9 main_~y~0) (<= main_~y~0 9))} is VALID [2022-04-15 05:58:55,064 INFO L290 TraceCheckUtils]: 15: Hoare triple {15344#(and (<= 9 main_~y~0) (<= main_~y~0 9))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {15345#(and (<= main_~y~0 10) (<= 10 main_~y~0))} is VALID [2022-04-15 05:58:55,064 INFO L290 TraceCheckUtils]: 16: Hoare triple {15345#(and (<= main_~y~0 10) (<= 10 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {15346#(and (<= main_~y~0 11) (<= 11 main_~y~0))} is VALID [2022-04-15 05:58:55,065 INFO L290 TraceCheckUtils]: 17: Hoare triple {15346#(and (<= main_~y~0 11) (<= 11 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {15347#(and (<= 12 main_~y~0) (<= main_~y~0 12))} is VALID [2022-04-15 05:58:55,065 INFO L290 TraceCheckUtils]: 18: Hoare triple {15347#(and (<= 12 main_~y~0) (<= main_~y~0 12))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {15348#(and (<= main_~y~0 13) (<= 13 main_~y~0))} is VALID [2022-04-15 05:58:55,066 INFO L290 TraceCheckUtils]: 19: Hoare triple {15348#(and (<= main_~y~0 13) (<= 13 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {15349#(and (<= 14 main_~y~0) (<= main_~y~0 14))} is VALID [2022-04-15 05:58:55,066 INFO L290 TraceCheckUtils]: 20: Hoare triple {15349#(and (<= 14 main_~y~0) (<= main_~y~0 14))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {15350#(and (<= main_~y~0 15) (<= 15 main_~y~0))} is VALID [2022-04-15 05:58:55,067 INFO L290 TraceCheckUtils]: 21: Hoare triple {15350#(and (<= main_~y~0 15) (<= 15 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {15351#(and (<= 16 main_~y~0) (<= main_~y~0 16))} is VALID [2022-04-15 05:58:55,067 INFO L290 TraceCheckUtils]: 22: Hoare triple {15351#(and (<= 16 main_~y~0) (<= main_~y~0 16))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {15352#(and (<= main_~y~0 17) (<= 17 main_~y~0))} is VALID [2022-04-15 05:58:55,068 INFO L290 TraceCheckUtils]: 23: Hoare triple {15352#(and (<= main_~y~0 17) (<= 17 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {15353#(and (<= 18 main_~y~0) (<= main_~y~0 18))} is VALID [2022-04-15 05:58:55,068 INFO L290 TraceCheckUtils]: 24: Hoare triple {15353#(and (<= 18 main_~y~0) (<= main_~y~0 18))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {15354#(and (<= 19 main_~y~0) (<= main_~y~0 19))} is VALID [2022-04-15 05:58:55,068 INFO L290 TraceCheckUtils]: 25: Hoare triple {15354#(and (<= 19 main_~y~0) (<= main_~y~0 19))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {15355#(and (<= 20 main_~y~0) (<= main_~y~0 20))} is VALID [2022-04-15 05:58:55,069 INFO L290 TraceCheckUtils]: 26: Hoare triple {15355#(and (<= 20 main_~y~0) (<= main_~y~0 20))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {15356#(and (<= main_~y~0 21) (<= 21 main_~y~0))} is VALID [2022-04-15 05:58:55,069 INFO L290 TraceCheckUtils]: 27: Hoare triple {15356#(and (<= main_~y~0 21) (<= 21 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {15357#(and (<= main_~y~0 22) (<= 22 main_~y~0))} is VALID [2022-04-15 05:58:55,070 INFO L290 TraceCheckUtils]: 28: Hoare triple {15357#(and (<= main_~y~0 22) (<= 22 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {15358#(and (<= main_~y~0 23) (<= 23 main_~y~0))} is VALID [2022-04-15 05:58:55,071 INFO L290 TraceCheckUtils]: 29: Hoare triple {15358#(and (<= main_~y~0 23) (<= 23 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {15359#(and (<= 24 main_~y~0) (<= main_~y~0 24))} is VALID [2022-04-15 05:58:55,071 INFO L290 TraceCheckUtils]: 30: Hoare triple {15359#(and (<= 24 main_~y~0) (<= main_~y~0 24))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {15360#(and (<= 25 main_~y~0) (<= main_~y~0 25))} is VALID [2022-04-15 05:58:55,072 INFO L290 TraceCheckUtils]: 31: Hoare triple {15360#(and (<= 25 main_~y~0) (<= main_~y~0 25))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {15361#(and (<= main_~y~0 26) (<= 26 main_~y~0))} is VALID [2022-04-15 05:58:55,072 INFO L290 TraceCheckUtils]: 32: Hoare triple {15361#(and (<= main_~y~0 26) (<= 26 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {15362#(and (<= main_~y~0 27) (<= 27 main_~y~0))} is VALID [2022-04-15 05:58:55,072 INFO L290 TraceCheckUtils]: 33: Hoare triple {15362#(and (<= main_~y~0 27) (<= 27 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {15363#(and (<= main_~y~0 28) (<= 28 main_~y~0))} is VALID [2022-04-15 05:58:55,073 INFO L290 TraceCheckUtils]: 34: Hoare triple {15363#(and (<= main_~y~0 28) (<= 28 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {15364#(and (<= 29 main_~y~0) (<= main_~y~0 29))} is VALID [2022-04-15 05:58:55,073 INFO L290 TraceCheckUtils]: 35: Hoare triple {15364#(and (<= 29 main_~y~0) (<= main_~y~0 29))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {15365#(and (<= main_~y~0 30) (<= 30 main_~y~0))} is VALID [2022-04-15 05:58:55,074 INFO L290 TraceCheckUtils]: 36: Hoare triple {15365#(and (<= main_~y~0 30) (<= 30 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {15366#(and (<= main_~y~0 31) (<= 31 main_~y~0))} is VALID [2022-04-15 05:58:55,074 INFO L290 TraceCheckUtils]: 37: Hoare triple {15366#(and (<= main_~y~0 31) (<= 31 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {15367#(and (<= main_~y~0 32) (<= 32 main_~y~0))} is VALID [2022-04-15 05:58:55,075 INFO L290 TraceCheckUtils]: 38: Hoare triple {15367#(and (<= main_~y~0 32) (<= 32 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {15368#(and (<= 33 main_~y~0) (<= main_~y~0 33))} is VALID [2022-04-15 05:58:55,075 INFO L290 TraceCheckUtils]: 39: Hoare triple {15368#(and (<= 33 main_~y~0) (<= main_~y~0 33))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {15369#(and (<= main_~y~0 34) (<= 34 main_~y~0))} is VALID [2022-04-15 05:58:55,076 INFO L290 TraceCheckUtils]: 40: Hoare triple {15369#(and (<= main_~y~0 34) (<= 34 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {15495#(and (<= 35 main_~y~0) (<= main_~y~0 35))} is VALID [2022-04-15 05:58:55,077 INFO L290 TraceCheckUtils]: 41: Hoare triple {15495#(and (<= 35 main_~y~0) (<= main_~y~0 35))} assume !(~y~0 % 4294967296 < 1024); {15331#false} is VALID [2022-04-15 05:58:55,077 INFO L272 TraceCheckUtils]: 42: Hoare triple {15331#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {15331#false} is VALID [2022-04-15 05:58:55,077 INFO L290 TraceCheckUtils]: 43: Hoare triple {15331#false} ~cond := #in~cond; {15331#false} is VALID [2022-04-15 05:58:55,077 INFO L290 TraceCheckUtils]: 44: Hoare triple {15331#false} assume 0 == ~cond; {15331#false} is VALID [2022-04-15 05:58:55,077 INFO L290 TraceCheckUtils]: 45: Hoare triple {15331#false} assume !false; {15331#false} is VALID [2022-04-15 05:58:55,077 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 05:58:55,077 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-15 05:58:56,774 INFO L290 TraceCheckUtils]: 45: Hoare triple {15331#false} assume !false; {15331#false} is VALID [2022-04-15 05:58:56,774 INFO L290 TraceCheckUtils]: 44: Hoare triple {15331#false} assume 0 == ~cond; {15331#false} is VALID [2022-04-15 05:58:56,774 INFO L290 TraceCheckUtils]: 43: Hoare triple {15331#false} ~cond := #in~cond; {15331#false} is VALID [2022-04-15 05:58:56,774 INFO L272 TraceCheckUtils]: 42: Hoare triple {15331#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {15331#false} is VALID [2022-04-15 05:58:56,775 INFO L290 TraceCheckUtils]: 41: Hoare triple {15523#(< (mod main_~y~0 4294967296) 1024)} assume !(~y~0 % 4294967296 < 1024); {15331#false} is VALID [2022-04-15 05:58:56,775 INFO L290 TraceCheckUtils]: 40: Hoare triple {15527#(< (mod (+ main_~y~0 1) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {15523#(< (mod main_~y~0 4294967296) 1024)} is VALID [2022-04-15 05:58:56,776 INFO L290 TraceCheckUtils]: 39: Hoare triple {15531#(< (mod (+ main_~y~0 2) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {15527#(< (mod (+ main_~y~0 1) 4294967296) 1024)} is VALID [2022-04-15 05:58:56,777 INFO L290 TraceCheckUtils]: 38: Hoare triple {15535#(< (mod (+ main_~y~0 3) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {15531#(< (mod (+ main_~y~0 2) 4294967296) 1024)} is VALID [2022-04-15 05:58:56,777 INFO L290 TraceCheckUtils]: 37: Hoare triple {15539#(< (mod (+ main_~y~0 4) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {15535#(< (mod (+ main_~y~0 3) 4294967296) 1024)} is VALID [2022-04-15 05:58:56,778 INFO L290 TraceCheckUtils]: 36: Hoare triple {15543#(< (mod (+ 5 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {15539#(< (mod (+ main_~y~0 4) 4294967296) 1024)} is VALID [2022-04-15 05:58:56,778 INFO L290 TraceCheckUtils]: 35: Hoare triple {15547#(< (mod (+ main_~y~0 6) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {15543#(< (mod (+ 5 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:58:56,779 INFO L290 TraceCheckUtils]: 34: Hoare triple {15551#(< (mod (+ 7 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {15547#(< (mod (+ main_~y~0 6) 4294967296) 1024)} is VALID [2022-04-15 05:58:56,780 INFO L290 TraceCheckUtils]: 33: Hoare triple {15555#(< (mod (+ main_~y~0 8) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {15551#(< (mod (+ 7 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:58:56,781 INFO L290 TraceCheckUtils]: 32: Hoare triple {15559#(< (mod (+ main_~y~0 9) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {15555#(< (mod (+ main_~y~0 8) 4294967296) 1024)} is VALID [2022-04-15 05:58:56,782 INFO L290 TraceCheckUtils]: 31: Hoare triple {15563#(< (mod (+ main_~y~0 10) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {15559#(< (mod (+ main_~y~0 9) 4294967296) 1024)} is VALID [2022-04-15 05:58:56,782 INFO L290 TraceCheckUtils]: 30: Hoare triple {15567#(< (mod (+ main_~y~0 11) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {15563#(< (mod (+ main_~y~0 10) 4294967296) 1024)} is VALID [2022-04-15 05:58:56,783 INFO L290 TraceCheckUtils]: 29: Hoare triple {15571#(< (mod (+ main_~y~0 12) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {15567#(< (mod (+ main_~y~0 11) 4294967296) 1024)} is VALID [2022-04-15 05:58:56,784 INFO L290 TraceCheckUtils]: 28: Hoare triple {15575#(< (mod (+ main_~y~0 13) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {15571#(< (mod (+ main_~y~0 12) 4294967296) 1024)} is VALID [2022-04-15 05:58:56,784 INFO L290 TraceCheckUtils]: 27: Hoare triple {15579#(< (mod (+ main_~y~0 14) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {15575#(< (mod (+ main_~y~0 13) 4294967296) 1024)} is VALID [2022-04-15 05:58:56,785 INFO L290 TraceCheckUtils]: 26: Hoare triple {15583#(< (mod (+ main_~y~0 15) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {15579#(< (mod (+ main_~y~0 14) 4294967296) 1024)} is VALID [2022-04-15 05:58:56,786 INFO L290 TraceCheckUtils]: 25: Hoare triple {15587#(< (mod (+ main_~y~0 16) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {15583#(< (mod (+ main_~y~0 15) 4294967296) 1024)} is VALID [2022-04-15 05:58:56,787 INFO L290 TraceCheckUtils]: 24: Hoare triple {15591#(< (mod (+ main_~y~0 17) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {15587#(< (mod (+ main_~y~0 16) 4294967296) 1024)} is VALID [2022-04-15 05:58:56,787 INFO L290 TraceCheckUtils]: 23: Hoare triple {15595#(< (mod (+ main_~y~0 18) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {15591#(< (mod (+ main_~y~0 17) 4294967296) 1024)} is VALID [2022-04-15 05:58:56,788 INFO L290 TraceCheckUtils]: 22: Hoare triple {15599#(< (mod (+ 19 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {15595#(< (mod (+ main_~y~0 18) 4294967296) 1024)} is VALID [2022-04-15 05:58:56,789 INFO L290 TraceCheckUtils]: 21: Hoare triple {15603#(< (mod (+ main_~y~0 20) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {15599#(< (mod (+ 19 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:58:56,789 INFO L290 TraceCheckUtils]: 20: Hoare triple {15607#(< (mod (+ main_~y~0 21) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {15603#(< (mod (+ main_~y~0 20) 4294967296) 1024)} is VALID [2022-04-15 05:58:56,790 INFO L290 TraceCheckUtils]: 19: Hoare triple {15611#(< (mod (+ main_~y~0 22) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {15607#(< (mod (+ main_~y~0 21) 4294967296) 1024)} is VALID [2022-04-15 05:58:56,790 INFO L290 TraceCheckUtils]: 18: Hoare triple {15615#(< (mod (+ 23 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {15611#(< (mod (+ main_~y~0 22) 4294967296) 1024)} is VALID [2022-04-15 05:58:56,791 INFO L290 TraceCheckUtils]: 17: Hoare triple {15619#(< (mod (+ main_~y~0 24) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {15615#(< (mod (+ 23 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:58:56,792 INFO L290 TraceCheckUtils]: 16: Hoare triple {15623#(< (mod (+ main_~y~0 25) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {15619#(< (mod (+ main_~y~0 24) 4294967296) 1024)} is VALID [2022-04-15 05:58:56,792 INFO L290 TraceCheckUtils]: 15: Hoare triple {15627#(< (mod (+ main_~y~0 26) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {15623#(< (mod (+ main_~y~0 25) 4294967296) 1024)} is VALID [2022-04-15 05:58:56,793 INFO L290 TraceCheckUtils]: 14: Hoare triple {15631#(< (mod (+ main_~y~0 27) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {15627#(< (mod (+ main_~y~0 26) 4294967296) 1024)} is VALID [2022-04-15 05:58:56,794 INFO L290 TraceCheckUtils]: 13: Hoare triple {15635#(< (mod (+ main_~y~0 28) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {15631#(< (mod (+ main_~y~0 27) 4294967296) 1024)} is VALID [2022-04-15 05:58:56,794 INFO L290 TraceCheckUtils]: 12: Hoare triple {15639#(< (mod (+ 29 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {15635#(< (mod (+ main_~y~0 28) 4294967296) 1024)} is VALID [2022-04-15 05:58:56,795 INFO L290 TraceCheckUtils]: 11: Hoare triple {15643#(< (mod (+ 30 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {15639#(< (mod (+ 29 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:58:56,796 INFO L290 TraceCheckUtils]: 10: Hoare triple {15647#(< (mod (+ main_~y~0 31) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {15643#(< (mod (+ 30 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:58:56,796 INFO L290 TraceCheckUtils]: 9: Hoare triple {15651#(< (mod (+ 32 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {15647#(< (mod (+ main_~y~0 31) 4294967296) 1024)} is VALID [2022-04-15 05:58:56,797 INFO L290 TraceCheckUtils]: 8: Hoare triple {15655#(< (mod (+ main_~y~0 33) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {15651#(< (mod (+ 32 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:58:56,797 INFO L290 TraceCheckUtils]: 7: Hoare triple {15659#(< (mod (+ main_~y~0 34) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {15655#(< (mod (+ main_~y~0 33) 4294967296) 1024)} is VALID [2022-04-15 05:58:56,798 INFO L290 TraceCheckUtils]: 6: Hoare triple {15663#(< (mod (+ 35 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {15659#(< (mod (+ main_~y~0 34) 4294967296) 1024)} is VALID [2022-04-15 05:58:56,798 INFO L290 TraceCheckUtils]: 5: Hoare triple {15330#true} ~x~0 := 1;~y~0 := 0; {15663#(< (mod (+ 35 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:58:56,798 INFO L272 TraceCheckUtils]: 4: Hoare triple {15330#true} call #t~ret5 := main(); {15330#true} is VALID [2022-04-15 05:58:56,798 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {15330#true} {15330#true} #34#return; {15330#true} is VALID [2022-04-15 05:58:56,798 INFO L290 TraceCheckUtils]: 2: Hoare triple {15330#true} assume true; {15330#true} is VALID [2022-04-15 05:58:56,798 INFO L290 TraceCheckUtils]: 1: Hoare triple {15330#true} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {15330#true} is VALID [2022-04-15 05:58:56,798 INFO L272 TraceCheckUtils]: 0: Hoare triple {15330#true} call ULTIMATE.init(); {15330#true} is VALID [2022-04-15 05:58:56,799 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 05:58:56,812 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [148521531] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-15 05:58:56,812 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-04-15 05:58:56,813 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [39, 38, 38] total 76 [2022-04-15 05:58:56,813 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-15 05:58:56,813 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [1896278264] [2022-04-15 05:58:56,813 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [1896278264] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-15 05:58:56,813 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-15 05:58:56,813 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [39] imperfect sequences [] total 39 [2022-04-15 05:58:56,813 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [137013051] [2022-04-15 05:58:56,813 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-15 05:58:56,813 INFO L78 Accepts]: Start accepts. Automaton has has 39 states, 39 states have (on average 1.0769230769230769) internal successors, (42), 38 states have internal predecessors, (42), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 46 [2022-04-15 05:58:56,814 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-15 05:58:56,814 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 39 states, 39 states have (on average 1.0769230769230769) internal successors, (42), 38 states have internal predecessors, (42), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:58:56,832 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 46 edges. 46 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 05:58:56,832 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 39 states [2022-04-15 05:58:56,834 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-15 05:58:56,835 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 39 interpolants. [2022-04-15 05:58:56,836 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1517, Invalid=4183, Unknown=0, NotChecked=0, Total=5700 [2022-04-15 05:58:56,836 INFO L87 Difference]: Start difference. First operand 47 states and 47 transitions. Second operand has 39 states, 39 states have (on average 1.0769230769230769) internal successors, (42), 38 states have internal predecessors, (42), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:58:58,775 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 05:58:58,775 INFO L93 Difference]: Finished difference Result 53 states and 53 transitions. [2022-04-15 05:58:58,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2022-04-15 05:58:58,776 INFO L78 Accepts]: Start accepts. Automaton has has 39 states, 39 states have (on average 1.0769230769230769) internal successors, (42), 38 states have internal predecessors, (42), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 46 [2022-04-15 05:58:58,776 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-15 05:58:58,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 39 states, 39 states have (on average 1.0769230769230769) internal successors, (42), 38 states have internal predecessors, (42), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:58:58,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 39 states and 53 transitions. [2022-04-15 05:58:58,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 39 states, 39 states have (on average 1.0769230769230769) internal successors, (42), 38 states have internal predecessors, (42), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:58:58,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 39 states and 53 transitions. [2022-04-15 05:58:58,777 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 39 states and 53 transitions. [2022-04-15 05:58:58,800 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 53 edges. 53 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 05:58:58,801 INFO L225 Difference]: With dead ends: 53 [2022-04-15 05:58:58,801 INFO L226 Difference]: Without dead ends: 48 [2022-04-15 05:58:58,802 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 167 GetRequests, 56 SyntacticMatches, 1 SemanticMatches, 110 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 706 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=3027, Invalid=9405, Unknown=0, NotChecked=0, Total=12432 [2022-04-15 05:58:58,802 INFO L913 BasicCegarLoop]: 11 mSDtfsCounter, 6 mSDsluCounter, 22 mSDsCounter, 0 mSdLazyCounter, 1282 mSolverCounterSat, 73 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 33 SdHoareTripleChecker+Invalid, 1355 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 73 IncrementalHoareTripleChecker+Valid, 1282 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-04-15 05:58:58,802 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [6 Valid, 33 Invalid, 1355 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [73 Valid, 1282 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-04-15 05:58:58,802 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48 states. [2022-04-15 05:58:58,835 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48 to 48. [2022-04-15 05:58:58,836 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-15 05:58:58,836 INFO L82 GeneralOperation]: Start isEquivalent. First operand 48 states. Second operand has 48 states, 43 states have (on average 1.0232558139534884) internal successors, (44), 43 states have internal predecessors, (44), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:58:58,836 INFO L74 IsIncluded]: Start isIncluded. First operand 48 states. Second operand has 48 states, 43 states have (on average 1.0232558139534884) internal successors, (44), 43 states have internal predecessors, (44), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:58:58,836 INFO L87 Difference]: Start difference. First operand 48 states. Second operand has 48 states, 43 states have (on average 1.0232558139534884) internal successors, (44), 43 states have internal predecessors, (44), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:58:58,837 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 05:58:58,837 INFO L93 Difference]: Finished difference Result 48 states and 48 transitions. [2022-04-15 05:58:58,837 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 48 transitions. [2022-04-15 05:58:58,837 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-15 05:58:58,837 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-15 05:58:58,837 INFO L74 IsIncluded]: Start isIncluded. First operand has 48 states, 43 states have (on average 1.0232558139534884) internal successors, (44), 43 states have internal predecessors, (44), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 48 states. [2022-04-15 05:58:58,837 INFO L87 Difference]: Start difference. First operand has 48 states, 43 states have (on average 1.0232558139534884) internal successors, (44), 43 states have internal predecessors, (44), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 48 states. [2022-04-15 05:58:58,838 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 05:58:58,838 INFO L93 Difference]: Finished difference Result 48 states and 48 transitions. [2022-04-15 05:58:58,838 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 48 transitions. [2022-04-15 05:58:58,838 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-15 05:58:58,838 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-15 05:58:58,838 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-15 05:58:58,838 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-15 05:58:58,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 48 states, 43 states have (on average 1.0232558139534884) internal successors, (44), 43 states have internal predecessors, (44), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:58:58,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 48 transitions. [2022-04-15 05:58:58,838 INFO L78 Accepts]: Start accepts. Automaton has 48 states and 48 transitions. Word has length 46 [2022-04-15 05:58:58,839 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-15 05:58:58,839 INFO L478 AbstractCegarLoop]: Abstraction has 48 states and 48 transitions. [2022-04-15 05:58:58,839 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 39 states, 39 states have (on average 1.0769230769230769) internal successors, (42), 38 states have internal predecessors, (42), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:58:58,839 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 48 states and 48 transitions. [2022-04-15 05:58:58,893 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 48 edges. 48 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 05:58:58,893 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 48 transitions. [2022-04-15 05:58:58,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-04-15 05:58:58,893 INFO L491 BasicCegarLoop]: Found error trace [2022-04-15 05:58:58,893 INFO L499 BasicCegarLoop]: trace histogram [36, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-15 05:58:58,912 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (36)] Forceful destruction successful, exit code 0 [2022-04-15 05:58:59,107 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable70,SelfDestructingSolverStorable71,36 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-15 05:58:59,107 INFO L403 AbstractCegarLoop]: === Iteration 38 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-15 05:58:59,108 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-15 05:58:59,108 INFO L85 PathProgramCache]: Analyzing trace with hash 913888860, now seen corresponding path program 71 times [2022-04-15 05:58:59,108 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-15 05:58:59,108 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [1359249553] [2022-04-15 05:59:00,399 INFO L89 AcceleratorJordan]: Jordan loop acceleration statistics: 1 HavocedVariables, 2 AssignedVariables, 0 ReadonlyVariables, Eigenvalues: {0={1=1}, 1={2=1}}, 1 SequentialAcceleration, 0 AlternatingAcceleration, 1 QuantifierFreeResult [2022-04-15 05:59:00,401 INFO L271 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2022-04-15 05:59:00,402 INFO L85 PathProgramCache]: Analyzing trace with hash 201379255, now seen corresponding path program 1 times [2022-04-15 05:59:00,403 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-15 05:59:00,403 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1978925335] [2022-04-15 05:59:00,403 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-15 05:59:00,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-15 05:59:00,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-15 05:59:00,409 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-04-15 05:59:00,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-15 05:59:00,431 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-04-15 05:59:00,431 INFO L85 PathProgramCache]: Analyzing trace with hash 913888860, now seen corresponding path program 72 times [2022-04-15 05:59:00,431 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-15 05:59:00,431 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [509887646] [2022-04-15 05:59:00,431 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-15 05:59:00,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-15 05:59:00,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 05:59:01,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-15 05:59:01,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 05:59:01,211 INFO L290 TraceCheckUtils]: 0: Hoare triple {16096#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {16054#true} is VALID [2022-04-15 05:59:01,211 INFO L290 TraceCheckUtils]: 1: Hoare triple {16054#true} assume true; {16054#true} is VALID [2022-04-15 05:59:01,211 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {16054#true} {16054#true} #34#return; {16054#true} is VALID [2022-04-15 05:59:01,212 INFO L272 TraceCheckUtils]: 0: Hoare triple {16054#true} call ULTIMATE.init(); {16096#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} is VALID [2022-04-15 05:59:01,212 INFO L290 TraceCheckUtils]: 1: Hoare triple {16096#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {16054#true} is VALID [2022-04-15 05:59:01,212 INFO L290 TraceCheckUtils]: 2: Hoare triple {16054#true} assume true; {16054#true} is VALID [2022-04-15 05:59:01,212 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {16054#true} {16054#true} #34#return; {16054#true} is VALID [2022-04-15 05:59:01,212 INFO L272 TraceCheckUtils]: 4: Hoare triple {16054#true} call #t~ret5 := main(); {16054#true} is VALID [2022-04-15 05:59:01,212 INFO L290 TraceCheckUtils]: 5: Hoare triple {16054#true} ~x~0 := 1;~y~0 := 0; {16059#(= main_~y~0 0)} is VALID [2022-04-15 05:59:01,213 INFO L290 TraceCheckUtils]: 6: Hoare triple {16059#(= main_~y~0 0)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16060#(and (<= 1 main_~y~0) (<= main_~y~0 1))} is VALID [2022-04-15 05:59:01,213 INFO L290 TraceCheckUtils]: 7: Hoare triple {16060#(and (<= 1 main_~y~0) (<= main_~y~0 1))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16061#(and (<= 2 main_~y~0) (<= main_~y~0 2))} is VALID [2022-04-15 05:59:01,214 INFO L290 TraceCheckUtils]: 8: Hoare triple {16061#(and (<= 2 main_~y~0) (<= main_~y~0 2))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16062#(and (<= main_~y~0 3) (<= 3 main_~y~0))} is VALID [2022-04-15 05:59:01,214 INFO L290 TraceCheckUtils]: 9: Hoare triple {16062#(and (<= main_~y~0 3) (<= 3 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16063#(and (<= main_~y~0 4) (<= 4 main_~y~0))} is VALID [2022-04-15 05:59:01,215 INFO L290 TraceCheckUtils]: 10: Hoare triple {16063#(and (<= main_~y~0 4) (<= 4 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16064#(and (<= 5 main_~y~0) (<= main_~y~0 5))} is VALID [2022-04-15 05:59:01,215 INFO L290 TraceCheckUtils]: 11: Hoare triple {16064#(and (<= 5 main_~y~0) (<= main_~y~0 5))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16065#(and (<= main_~y~0 6) (<= 6 main_~y~0))} is VALID [2022-04-15 05:59:01,216 INFO L290 TraceCheckUtils]: 12: Hoare triple {16065#(and (<= main_~y~0 6) (<= 6 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16066#(and (<= 7 main_~y~0) (<= main_~y~0 7))} is VALID [2022-04-15 05:59:01,216 INFO L290 TraceCheckUtils]: 13: Hoare triple {16066#(and (<= 7 main_~y~0) (<= main_~y~0 7))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16067#(and (<= main_~y~0 8) (<= 8 main_~y~0))} is VALID [2022-04-15 05:59:01,217 INFO L290 TraceCheckUtils]: 14: Hoare triple {16067#(and (<= main_~y~0 8) (<= 8 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16068#(and (<= 9 main_~y~0) (<= main_~y~0 9))} is VALID [2022-04-15 05:59:01,217 INFO L290 TraceCheckUtils]: 15: Hoare triple {16068#(and (<= 9 main_~y~0) (<= main_~y~0 9))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16069#(and (<= main_~y~0 10) (<= 10 main_~y~0))} is VALID [2022-04-15 05:59:01,218 INFO L290 TraceCheckUtils]: 16: Hoare triple {16069#(and (<= main_~y~0 10) (<= 10 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16070#(and (<= main_~y~0 11) (<= 11 main_~y~0))} is VALID [2022-04-15 05:59:01,218 INFO L290 TraceCheckUtils]: 17: Hoare triple {16070#(and (<= main_~y~0 11) (<= 11 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16071#(and (<= 12 main_~y~0) (<= main_~y~0 12))} is VALID [2022-04-15 05:59:01,219 INFO L290 TraceCheckUtils]: 18: Hoare triple {16071#(and (<= 12 main_~y~0) (<= main_~y~0 12))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16072#(and (<= main_~y~0 13) (<= 13 main_~y~0))} is VALID [2022-04-15 05:59:01,220 INFO L290 TraceCheckUtils]: 19: Hoare triple {16072#(and (<= main_~y~0 13) (<= 13 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16073#(and (<= 14 main_~y~0) (<= main_~y~0 14))} is VALID [2022-04-15 05:59:01,220 INFO L290 TraceCheckUtils]: 20: Hoare triple {16073#(and (<= 14 main_~y~0) (<= main_~y~0 14))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16074#(and (<= main_~y~0 15) (<= 15 main_~y~0))} is VALID [2022-04-15 05:59:01,221 INFO L290 TraceCheckUtils]: 21: Hoare triple {16074#(and (<= main_~y~0 15) (<= 15 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16075#(and (<= 16 main_~y~0) (<= main_~y~0 16))} is VALID [2022-04-15 05:59:01,221 INFO L290 TraceCheckUtils]: 22: Hoare triple {16075#(and (<= 16 main_~y~0) (<= main_~y~0 16))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16076#(and (<= main_~y~0 17) (<= 17 main_~y~0))} is VALID [2022-04-15 05:59:01,222 INFO L290 TraceCheckUtils]: 23: Hoare triple {16076#(and (<= main_~y~0 17) (<= 17 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16077#(and (<= 18 main_~y~0) (<= main_~y~0 18))} is VALID [2022-04-15 05:59:01,222 INFO L290 TraceCheckUtils]: 24: Hoare triple {16077#(and (<= 18 main_~y~0) (<= main_~y~0 18))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16078#(and (<= 19 main_~y~0) (<= main_~y~0 19))} is VALID [2022-04-15 05:59:01,223 INFO L290 TraceCheckUtils]: 25: Hoare triple {16078#(and (<= 19 main_~y~0) (<= main_~y~0 19))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16079#(and (<= 20 main_~y~0) (<= main_~y~0 20))} is VALID [2022-04-15 05:59:01,223 INFO L290 TraceCheckUtils]: 26: Hoare triple {16079#(and (<= 20 main_~y~0) (<= main_~y~0 20))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16080#(and (<= main_~y~0 21) (<= 21 main_~y~0))} is VALID [2022-04-15 05:59:01,224 INFO L290 TraceCheckUtils]: 27: Hoare triple {16080#(and (<= main_~y~0 21) (<= 21 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16081#(and (<= main_~y~0 22) (<= 22 main_~y~0))} is VALID [2022-04-15 05:59:01,224 INFO L290 TraceCheckUtils]: 28: Hoare triple {16081#(and (<= main_~y~0 22) (<= 22 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16082#(and (<= main_~y~0 23) (<= 23 main_~y~0))} is VALID [2022-04-15 05:59:01,225 INFO L290 TraceCheckUtils]: 29: Hoare triple {16082#(and (<= main_~y~0 23) (<= 23 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16083#(and (<= 24 main_~y~0) (<= main_~y~0 24))} is VALID [2022-04-15 05:59:01,225 INFO L290 TraceCheckUtils]: 30: Hoare triple {16083#(and (<= 24 main_~y~0) (<= main_~y~0 24))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16084#(and (<= 25 main_~y~0) (<= main_~y~0 25))} is VALID [2022-04-15 05:59:01,226 INFO L290 TraceCheckUtils]: 31: Hoare triple {16084#(and (<= 25 main_~y~0) (<= main_~y~0 25))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16085#(and (<= main_~y~0 26) (<= 26 main_~y~0))} is VALID [2022-04-15 05:59:01,226 INFO L290 TraceCheckUtils]: 32: Hoare triple {16085#(and (<= main_~y~0 26) (<= 26 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16086#(and (<= main_~y~0 27) (<= 27 main_~y~0))} is VALID [2022-04-15 05:59:01,227 INFO L290 TraceCheckUtils]: 33: Hoare triple {16086#(and (<= main_~y~0 27) (<= 27 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16087#(and (<= main_~y~0 28) (<= 28 main_~y~0))} is VALID [2022-04-15 05:59:01,227 INFO L290 TraceCheckUtils]: 34: Hoare triple {16087#(and (<= main_~y~0 28) (<= 28 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16088#(and (<= 29 main_~y~0) (<= main_~y~0 29))} is VALID [2022-04-15 05:59:01,228 INFO L290 TraceCheckUtils]: 35: Hoare triple {16088#(and (<= 29 main_~y~0) (<= main_~y~0 29))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16089#(and (<= main_~y~0 30) (<= 30 main_~y~0))} is VALID [2022-04-15 05:59:01,228 INFO L290 TraceCheckUtils]: 36: Hoare triple {16089#(and (<= main_~y~0 30) (<= 30 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16090#(and (<= main_~y~0 31) (<= 31 main_~y~0))} is VALID [2022-04-15 05:59:01,229 INFO L290 TraceCheckUtils]: 37: Hoare triple {16090#(and (<= main_~y~0 31) (<= 31 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16091#(and (<= main_~y~0 32) (<= 32 main_~y~0))} is VALID [2022-04-15 05:59:01,230 INFO L290 TraceCheckUtils]: 38: Hoare triple {16091#(and (<= main_~y~0 32) (<= 32 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16092#(and (<= 33 main_~y~0) (<= main_~y~0 33))} is VALID [2022-04-15 05:59:01,230 INFO L290 TraceCheckUtils]: 39: Hoare triple {16092#(and (<= 33 main_~y~0) (<= main_~y~0 33))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16093#(and (<= main_~y~0 34) (<= 34 main_~y~0))} is VALID [2022-04-15 05:59:01,231 INFO L290 TraceCheckUtils]: 40: Hoare triple {16093#(and (<= main_~y~0 34) (<= 34 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16094#(and (<= 35 main_~y~0) (<= main_~y~0 35))} is VALID [2022-04-15 05:59:01,231 INFO L290 TraceCheckUtils]: 41: Hoare triple {16094#(and (<= 35 main_~y~0) (<= main_~y~0 35))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16095#(and (not (<= (+ (div main_~y~0 4294967296) 1) 0)) (<= main_~y~0 36))} is VALID [2022-04-15 05:59:01,232 INFO L290 TraceCheckUtils]: 42: Hoare triple {16095#(and (not (<= (+ (div main_~y~0 4294967296) 1) 0)) (<= main_~y~0 36))} assume !(~y~0 % 4294967296 < 1024); {16055#false} is VALID [2022-04-15 05:59:01,232 INFO L272 TraceCheckUtils]: 43: Hoare triple {16055#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {16055#false} is VALID [2022-04-15 05:59:01,232 INFO L290 TraceCheckUtils]: 44: Hoare triple {16055#false} ~cond := #in~cond; {16055#false} is VALID [2022-04-15 05:59:01,232 INFO L290 TraceCheckUtils]: 45: Hoare triple {16055#false} assume 0 == ~cond; {16055#false} is VALID [2022-04-15 05:59:01,232 INFO L290 TraceCheckUtils]: 46: Hoare triple {16055#false} assume !false; {16055#false} is VALID [2022-04-15 05:59:01,232 INFO L134 CoverageAnalysis]: Checked inductivity of 666 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 05:59:01,232 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-15 05:59:01,232 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [509887646] [2022-04-15 05:59:01,232 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [509887646] provided 0 perfect and 1 imperfect interpolant sequences [2022-04-15 05:59:01,232 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1107585669] [2022-04-15 05:59:01,233 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2022-04-15 05:59:01,233 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-15 05:59:01,233 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-15 05:59:01,234 INFO L229 MonitoredProcess]: Starting monitored process 37 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-04-15 05:59:01,234 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (37)] Waiting until timeout for monitored process [2022-04-15 05:59:04,212 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 19 check-sat command(s) [2022-04-15 05:59:04,212 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-15 05:59:04,217 INFO L263 TraceCheckSpWp]: Trace formula consists of 233 conjuncts, 81 conjunts are in the unsatisfiable core [2022-04-15 05:59:04,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 05:59:04,230 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-15 05:59:04,668 INFO L272 TraceCheckUtils]: 0: Hoare triple {16054#true} call ULTIMATE.init(); {16054#true} is VALID [2022-04-15 05:59:04,669 INFO L290 TraceCheckUtils]: 1: Hoare triple {16054#true} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {16054#true} is VALID [2022-04-15 05:59:04,669 INFO L290 TraceCheckUtils]: 2: Hoare triple {16054#true} assume true; {16054#true} is VALID [2022-04-15 05:59:04,669 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {16054#true} {16054#true} #34#return; {16054#true} is VALID [2022-04-15 05:59:04,669 INFO L272 TraceCheckUtils]: 4: Hoare triple {16054#true} call #t~ret5 := main(); {16054#true} is VALID [2022-04-15 05:59:04,669 INFO L290 TraceCheckUtils]: 5: Hoare triple {16054#true} ~x~0 := 1;~y~0 := 0; {16059#(= main_~y~0 0)} is VALID [2022-04-15 05:59:04,669 INFO L290 TraceCheckUtils]: 6: Hoare triple {16059#(= main_~y~0 0)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16060#(and (<= 1 main_~y~0) (<= main_~y~0 1))} is VALID [2022-04-15 05:59:04,670 INFO L290 TraceCheckUtils]: 7: Hoare triple {16060#(and (<= 1 main_~y~0) (<= main_~y~0 1))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16061#(and (<= 2 main_~y~0) (<= main_~y~0 2))} is VALID [2022-04-15 05:59:04,670 INFO L290 TraceCheckUtils]: 8: Hoare triple {16061#(and (<= 2 main_~y~0) (<= main_~y~0 2))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16062#(and (<= main_~y~0 3) (<= 3 main_~y~0))} is VALID [2022-04-15 05:59:04,671 INFO L290 TraceCheckUtils]: 9: Hoare triple {16062#(and (<= main_~y~0 3) (<= 3 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16063#(and (<= main_~y~0 4) (<= 4 main_~y~0))} is VALID [2022-04-15 05:59:04,671 INFO L290 TraceCheckUtils]: 10: Hoare triple {16063#(and (<= main_~y~0 4) (<= 4 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16064#(and (<= 5 main_~y~0) (<= main_~y~0 5))} is VALID [2022-04-15 05:59:04,672 INFO L290 TraceCheckUtils]: 11: Hoare triple {16064#(and (<= 5 main_~y~0) (<= main_~y~0 5))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16065#(and (<= main_~y~0 6) (<= 6 main_~y~0))} is VALID [2022-04-15 05:59:04,672 INFO L290 TraceCheckUtils]: 12: Hoare triple {16065#(and (<= main_~y~0 6) (<= 6 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16066#(and (<= 7 main_~y~0) (<= main_~y~0 7))} is VALID [2022-04-15 05:59:04,673 INFO L290 TraceCheckUtils]: 13: Hoare triple {16066#(and (<= 7 main_~y~0) (<= main_~y~0 7))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16067#(and (<= main_~y~0 8) (<= 8 main_~y~0))} is VALID [2022-04-15 05:59:04,673 INFO L290 TraceCheckUtils]: 14: Hoare triple {16067#(and (<= main_~y~0 8) (<= 8 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16068#(and (<= 9 main_~y~0) (<= main_~y~0 9))} is VALID [2022-04-15 05:59:04,674 INFO L290 TraceCheckUtils]: 15: Hoare triple {16068#(and (<= 9 main_~y~0) (<= main_~y~0 9))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16069#(and (<= main_~y~0 10) (<= 10 main_~y~0))} is VALID [2022-04-15 05:59:04,674 INFO L290 TraceCheckUtils]: 16: Hoare triple {16069#(and (<= main_~y~0 10) (<= 10 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16070#(and (<= main_~y~0 11) (<= 11 main_~y~0))} is VALID [2022-04-15 05:59:04,675 INFO L290 TraceCheckUtils]: 17: Hoare triple {16070#(and (<= main_~y~0 11) (<= 11 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16071#(and (<= 12 main_~y~0) (<= main_~y~0 12))} is VALID [2022-04-15 05:59:04,675 INFO L290 TraceCheckUtils]: 18: Hoare triple {16071#(and (<= 12 main_~y~0) (<= main_~y~0 12))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16072#(and (<= main_~y~0 13) (<= 13 main_~y~0))} is VALID [2022-04-15 05:59:04,675 INFO L290 TraceCheckUtils]: 19: Hoare triple {16072#(and (<= main_~y~0 13) (<= 13 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16073#(and (<= 14 main_~y~0) (<= main_~y~0 14))} is VALID [2022-04-15 05:59:04,676 INFO L290 TraceCheckUtils]: 20: Hoare triple {16073#(and (<= 14 main_~y~0) (<= main_~y~0 14))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16074#(and (<= main_~y~0 15) (<= 15 main_~y~0))} is VALID [2022-04-15 05:59:04,676 INFO L290 TraceCheckUtils]: 21: Hoare triple {16074#(and (<= main_~y~0 15) (<= 15 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16075#(and (<= 16 main_~y~0) (<= main_~y~0 16))} is VALID [2022-04-15 05:59:04,677 INFO L290 TraceCheckUtils]: 22: Hoare triple {16075#(and (<= 16 main_~y~0) (<= main_~y~0 16))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16076#(and (<= main_~y~0 17) (<= 17 main_~y~0))} is VALID [2022-04-15 05:59:04,677 INFO L290 TraceCheckUtils]: 23: Hoare triple {16076#(and (<= main_~y~0 17) (<= 17 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16077#(and (<= 18 main_~y~0) (<= main_~y~0 18))} is VALID [2022-04-15 05:59:04,678 INFO L290 TraceCheckUtils]: 24: Hoare triple {16077#(and (<= 18 main_~y~0) (<= main_~y~0 18))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16078#(and (<= 19 main_~y~0) (<= main_~y~0 19))} is VALID [2022-04-15 05:59:04,678 INFO L290 TraceCheckUtils]: 25: Hoare triple {16078#(and (<= 19 main_~y~0) (<= main_~y~0 19))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16079#(and (<= 20 main_~y~0) (<= main_~y~0 20))} is VALID [2022-04-15 05:59:04,679 INFO L290 TraceCheckUtils]: 26: Hoare triple {16079#(and (<= 20 main_~y~0) (<= main_~y~0 20))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16080#(and (<= main_~y~0 21) (<= 21 main_~y~0))} is VALID [2022-04-15 05:59:04,679 INFO L290 TraceCheckUtils]: 27: Hoare triple {16080#(and (<= main_~y~0 21) (<= 21 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16081#(and (<= main_~y~0 22) (<= 22 main_~y~0))} is VALID [2022-04-15 05:59:04,680 INFO L290 TraceCheckUtils]: 28: Hoare triple {16081#(and (<= main_~y~0 22) (<= 22 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16082#(and (<= main_~y~0 23) (<= 23 main_~y~0))} is VALID [2022-04-15 05:59:04,680 INFO L290 TraceCheckUtils]: 29: Hoare triple {16082#(and (<= main_~y~0 23) (<= 23 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16083#(and (<= 24 main_~y~0) (<= main_~y~0 24))} is VALID [2022-04-15 05:59:04,682 INFO L290 TraceCheckUtils]: 30: Hoare triple {16083#(and (<= 24 main_~y~0) (<= main_~y~0 24))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16084#(and (<= 25 main_~y~0) (<= main_~y~0 25))} is VALID [2022-04-15 05:59:04,683 INFO L290 TraceCheckUtils]: 31: Hoare triple {16084#(and (<= 25 main_~y~0) (<= main_~y~0 25))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16085#(and (<= main_~y~0 26) (<= 26 main_~y~0))} is VALID [2022-04-15 05:59:04,683 INFO L290 TraceCheckUtils]: 32: Hoare triple {16085#(and (<= main_~y~0 26) (<= 26 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16086#(and (<= main_~y~0 27) (<= 27 main_~y~0))} is VALID [2022-04-15 05:59:04,684 INFO L290 TraceCheckUtils]: 33: Hoare triple {16086#(and (<= main_~y~0 27) (<= 27 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16087#(and (<= main_~y~0 28) (<= 28 main_~y~0))} is VALID [2022-04-15 05:59:04,684 INFO L290 TraceCheckUtils]: 34: Hoare triple {16087#(and (<= main_~y~0 28) (<= 28 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16088#(and (<= 29 main_~y~0) (<= main_~y~0 29))} is VALID [2022-04-15 05:59:04,685 INFO L290 TraceCheckUtils]: 35: Hoare triple {16088#(and (<= 29 main_~y~0) (<= main_~y~0 29))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16089#(and (<= main_~y~0 30) (<= 30 main_~y~0))} is VALID [2022-04-15 05:59:04,685 INFO L290 TraceCheckUtils]: 36: Hoare triple {16089#(and (<= main_~y~0 30) (<= 30 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16090#(and (<= main_~y~0 31) (<= 31 main_~y~0))} is VALID [2022-04-15 05:59:04,686 INFO L290 TraceCheckUtils]: 37: Hoare triple {16090#(and (<= main_~y~0 31) (<= 31 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16091#(and (<= main_~y~0 32) (<= 32 main_~y~0))} is VALID [2022-04-15 05:59:04,686 INFO L290 TraceCheckUtils]: 38: Hoare triple {16091#(and (<= main_~y~0 32) (<= 32 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16092#(and (<= 33 main_~y~0) (<= main_~y~0 33))} is VALID [2022-04-15 05:59:04,687 INFO L290 TraceCheckUtils]: 39: Hoare triple {16092#(and (<= 33 main_~y~0) (<= main_~y~0 33))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16093#(and (<= main_~y~0 34) (<= 34 main_~y~0))} is VALID [2022-04-15 05:59:04,687 INFO L290 TraceCheckUtils]: 40: Hoare triple {16093#(and (<= main_~y~0 34) (<= 34 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16094#(and (<= 35 main_~y~0) (<= main_~y~0 35))} is VALID [2022-04-15 05:59:04,687 INFO L290 TraceCheckUtils]: 41: Hoare triple {16094#(and (<= 35 main_~y~0) (<= main_~y~0 35))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16223#(and (<= 36 main_~y~0) (<= main_~y~0 36))} is VALID [2022-04-15 05:59:04,688 INFO L290 TraceCheckUtils]: 42: Hoare triple {16223#(and (<= 36 main_~y~0) (<= main_~y~0 36))} assume !(~y~0 % 4294967296 < 1024); {16055#false} is VALID [2022-04-15 05:59:04,703 INFO L272 TraceCheckUtils]: 43: Hoare triple {16055#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {16055#false} is VALID [2022-04-15 05:59:04,703 INFO L290 TraceCheckUtils]: 44: Hoare triple {16055#false} ~cond := #in~cond; {16055#false} is VALID [2022-04-15 05:59:04,703 INFO L290 TraceCheckUtils]: 45: Hoare triple {16055#false} assume 0 == ~cond; {16055#false} is VALID [2022-04-15 05:59:04,703 INFO L290 TraceCheckUtils]: 46: Hoare triple {16055#false} assume !false; {16055#false} is VALID [2022-04-15 05:59:04,704 INFO L134 CoverageAnalysis]: Checked inductivity of 666 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 05:59:04,704 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-15 05:59:10,758 INFO L290 TraceCheckUtils]: 46: Hoare triple {16055#false} assume !false; {16055#false} is VALID [2022-04-15 05:59:10,759 INFO L290 TraceCheckUtils]: 45: Hoare triple {16055#false} assume 0 == ~cond; {16055#false} is VALID [2022-04-15 05:59:10,759 INFO L290 TraceCheckUtils]: 44: Hoare triple {16055#false} ~cond := #in~cond; {16055#false} is VALID [2022-04-15 05:59:10,759 INFO L272 TraceCheckUtils]: 43: Hoare triple {16055#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {16055#false} is VALID [2022-04-15 05:59:10,759 INFO L290 TraceCheckUtils]: 42: Hoare triple {16251#(< (mod main_~y~0 4294967296) 1024)} assume !(~y~0 % 4294967296 < 1024); {16055#false} is VALID [2022-04-15 05:59:10,760 INFO L290 TraceCheckUtils]: 41: Hoare triple {16255#(< (mod (+ main_~y~0 1) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16251#(< (mod main_~y~0 4294967296) 1024)} is VALID [2022-04-15 05:59:10,760 INFO L290 TraceCheckUtils]: 40: Hoare triple {16259#(or (< (mod (+ main_~y~0 2) 4294967296) 1024) (not (< (mod main_~y~0 4294967296) 1024)))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16255#(< (mod (+ main_~y~0 1) 4294967296) 1024)} is VALID [2022-04-15 05:59:10,762 INFO L290 TraceCheckUtils]: 39: Hoare triple {16263#(or (< (mod (+ main_~y~0 3) 4294967296) 1024) (<= 1024 (mod (+ main_~y~0 1) 4294967296)))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16259#(or (< (mod (+ main_~y~0 2) 4294967296) 1024) (not (< (mod main_~y~0 4294967296) 1024)))} is VALID [2022-04-15 05:59:10,762 INFO L290 TraceCheckUtils]: 38: Hoare triple {16267#(or (<= 1024 (mod (+ main_~y~0 2) 4294967296)) (< (mod (+ main_~y~0 4) 4294967296) 1024))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16263#(or (< (mod (+ main_~y~0 3) 4294967296) 1024) (<= 1024 (mod (+ main_~y~0 1) 4294967296)))} is VALID [2022-04-15 05:59:10,763 INFO L290 TraceCheckUtils]: 37: Hoare triple {16271#(or (<= 1024 (mod (+ main_~y~0 3) 4294967296)) (< (mod (+ 5 main_~y~0) 4294967296) 1024))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16267#(or (<= 1024 (mod (+ main_~y~0 2) 4294967296)) (< (mod (+ main_~y~0 4) 4294967296) 1024))} is VALID [2022-04-15 05:59:10,764 INFO L290 TraceCheckUtils]: 36: Hoare triple {16275#(or (<= 1024 (mod (+ main_~y~0 4) 4294967296)) (< (mod (+ main_~y~0 6) 4294967296) 1024))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16271#(or (<= 1024 (mod (+ main_~y~0 3) 4294967296)) (< (mod (+ 5 main_~y~0) 4294967296) 1024))} is VALID [2022-04-15 05:59:10,765 INFO L290 TraceCheckUtils]: 35: Hoare triple {16279#(or (< (mod (+ 7 main_~y~0) 4294967296) 1024) (<= 1024 (mod (+ 5 main_~y~0) 4294967296)))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16275#(or (<= 1024 (mod (+ main_~y~0 4) 4294967296)) (< (mod (+ main_~y~0 6) 4294967296) 1024))} is VALID [2022-04-15 05:59:10,766 INFO L290 TraceCheckUtils]: 34: Hoare triple {16283#(or (<= 1024 (mod (+ main_~y~0 6) 4294967296)) (< (mod (+ main_~y~0 8) 4294967296) 1024))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16279#(or (< (mod (+ 7 main_~y~0) 4294967296) 1024) (<= 1024 (mod (+ 5 main_~y~0) 4294967296)))} is VALID [2022-04-15 05:59:10,766 INFO L290 TraceCheckUtils]: 33: Hoare triple {16287#(or (<= 1024 (mod (+ 7 main_~y~0) 4294967296)) (< (mod (+ main_~y~0 9) 4294967296) 1024))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16283#(or (<= 1024 (mod (+ main_~y~0 6) 4294967296)) (< (mod (+ main_~y~0 8) 4294967296) 1024))} is VALID [2022-04-15 05:59:10,767 INFO L290 TraceCheckUtils]: 32: Hoare triple {16291#(or (< (mod (+ main_~y~0 10) 4294967296) 1024) (<= 1024 (mod (+ main_~y~0 8) 4294967296)))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16287#(or (<= 1024 (mod (+ 7 main_~y~0) 4294967296)) (< (mod (+ main_~y~0 9) 4294967296) 1024))} is VALID [2022-04-15 05:59:10,768 INFO L290 TraceCheckUtils]: 31: Hoare triple {16295#(or (<= 1024 (mod (+ main_~y~0 9) 4294967296)) (< (mod (+ main_~y~0 11) 4294967296) 1024))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16291#(or (< (mod (+ main_~y~0 10) 4294967296) 1024) (<= 1024 (mod (+ main_~y~0 8) 4294967296)))} is VALID [2022-04-15 05:59:10,769 INFO L290 TraceCheckUtils]: 30: Hoare triple {16299#(or (<= 1024 (mod (+ main_~y~0 10) 4294967296)) (< (mod (+ main_~y~0 12) 4294967296) 1024))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16295#(or (<= 1024 (mod (+ main_~y~0 9) 4294967296)) (< (mod (+ main_~y~0 11) 4294967296) 1024))} is VALID [2022-04-15 05:59:10,770 INFO L290 TraceCheckUtils]: 29: Hoare triple {16303#(or (< (mod (+ main_~y~0 13) 4294967296) 1024) (<= 1024 (mod (+ main_~y~0 11) 4294967296)))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16299#(or (<= 1024 (mod (+ main_~y~0 10) 4294967296)) (< (mod (+ main_~y~0 12) 4294967296) 1024))} is VALID [2022-04-15 05:59:10,771 INFO L290 TraceCheckUtils]: 28: Hoare triple {16307#(or (< (mod (+ main_~y~0 14) 4294967296) 1024) (<= 1024 (mod (+ main_~y~0 12) 4294967296)))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16303#(or (< (mod (+ main_~y~0 13) 4294967296) 1024) (<= 1024 (mod (+ main_~y~0 11) 4294967296)))} is VALID [2022-04-15 05:59:10,771 INFO L290 TraceCheckUtils]: 27: Hoare triple {16311#(or (< (mod (+ main_~y~0 15) 4294967296) 1024) (<= 1024 (mod (+ main_~y~0 13) 4294967296)))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16307#(or (< (mod (+ main_~y~0 14) 4294967296) 1024) (<= 1024 (mod (+ main_~y~0 12) 4294967296)))} is VALID [2022-04-15 05:59:10,772 INFO L290 TraceCheckUtils]: 26: Hoare triple {16315#(or (< (mod (+ main_~y~0 16) 4294967296) 1024) (<= 1024 (mod (+ main_~y~0 14) 4294967296)))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16311#(or (< (mod (+ main_~y~0 15) 4294967296) 1024) (<= 1024 (mod (+ main_~y~0 13) 4294967296)))} is VALID [2022-04-15 05:59:10,773 INFO L290 TraceCheckUtils]: 25: Hoare triple {16319#(or (<= 1024 (mod (+ main_~y~0 15) 4294967296)) (< (mod (+ main_~y~0 17) 4294967296) 1024))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16315#(or (< (mod (+ main_~y~0 16) 4294967296) 1024) (<= 1024 (mod (+ main_~y~0 14) 4294967296)))} is VALID [2022-04-15 05:59:10,774 INFO L290 TraceCheckUtils]: 24: Hoare triple {16323#(or (< (mod (+ main_~y~0 18) 4294967296) 1024) (<= 1024 (mod (+ main_~y~0 16) 4294967296)))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16319#(or (<= 1024 (mod (+ main_~y~0 15) 4294967296)) (< (mod (+ main_~y~0 17) 4294967296) 1024))} is VALID [2022-04-15 05:59:10,775 INFO L290 TraceCheckUtils]: 23: Hoare triple {16327#(or (<= 1024 (mod (+ main_~y~0 17) 4294967296)) (< (mod (+ 19 main_~y~0) 4294967296) 1024))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16323#(or (< (mod (+ main_~y~0 18) 4294967296) 1024) (<= 1024 (mod (+ main_~y~0 16) 4294967296)))} is VALID [2022-04-15 05:59:10,776 INFO L290 TraceCheckUtils]: 22: Hoare triple {16331#(or (<= 1024 (mod (+ main_~y~0 18) 4294967296)) (< (mod (+ main_~y~0 20) 4294967296) 1024))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16327#(or (<= 1024 (mod (+ main_~y~0 17) 4294967296)) (< (mod (+ 19 main_~y~0) 4294967296) 1024))} is VALID [2022-04-15 05:59:10,776 INFO L290 TraceCheckUtils]: 21: Hoare triple {16335#(or (< (mod (+ main_~y~0 21) 4294967296) 1024) (<= 1024 (mod (+ 19 main_~y~0) 4294967296)))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16331#(or (<= 1024 (mod (+ main_~y~0 18) 4294967296)) (< (mod (+ main_~y~0 20) 4294967296) 1024))} is VALID [2022-04-15 05:59:10,777 INFO L290 TraceCheckUtils]: 20: Hoare triple {16339#(or (<= 1024 (mod (+ main_~y~0 20) 4294967296)) (< (mod (+ main_~y~0 22) 4294967296) 1024))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16335#(or (< (mod (+ main_~y~0 21) 4294967296) 1024) (<= 1024 (mod (+ 19 main_~y~0) 4294967296)))} is VALID [2022-04-15 05:59:10,778 INFO L290 TraceCheckUtils]: 19: Hoare triple {16343#(or (<= 1024 (mod (+ main_~y~0 21) 4294967296)) (< (mod (+ 23 main_~y~0) 4294967296) 1024))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16339#(or (<= 1024 (mod (+ main_~y~0 20) 4294967296)) (< (mod (+ main_~y~0 22) 4294967296) 1024))} is VALID [2022-04-15 05:59:10,779 INFO L290 TraceCheckUtils]: 18: Hoare triple {16347#(or (<= 1024 (mod (+ main_~y~0 22) 4294967296)) (< (mod (+ main_~y~0 24) 4294967296) 1024))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16343#(or (<= 1024 (mod (+ main_~y~0 21) 4294967296)) (< (mod (+ 23 main_~y~0) 4294967296) 1024))} is VALID [2022-04-15 05:59:10,780 INFO L290 TraceCheckUtils]: 17: Hoare triple {16351#(or (<= 1024 (mod (+ 23 main_~y~0) 4294967296)) (< (mod (+ main_~y~0 25) 4294967296) 1024))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16347#(or (<= 1024 (mod (+ main_~y~0 22) 4294967296)) (< (mod (+ main_~y~0 24) 4294967296) 1024))} is VALID [2022-04-15 05:59:10,780 INFO L290 TraceCheckUtils]: 16: Hoare triple {16355#(or (< (mod (+ main_~y~0 26) 4294967296) 1024) (<= 1024 (mod (+ main_~y~0 24) 4294967296)))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16351#(or (<= 1024 (mod (+ 23 main_~y~0) 4294967296)) (< (mod (+ main_~y~0 25) 4294967296) 1024))} is VALID [2022-04-15 05:59:10,781 INFO L290 TraceCheckUtils]: 15: Hoare triple {16359#(or (< (mod (+ main_~y~0 27) 4294967296) 1024) (<= 1024 (mod (+ main_~y~0 25) 4294967296)))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16355#(or (< (mod (+ main_~y~0 26) 4294967296) 1024) (<= 1024 (mod (+ main_~y~0 24) 4294967296)))} is VALID [2022-04-15 05:59:10,782 INFO L290 TraceCheckUtils]: 14: Hoare triple {16363#(or (< (mod (+ main_~y~0 28) 4294967296) 1024) (<= 1024 (mod (+ main_~y~0 26) 4294967296)))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16359#(or (< (mod (+ main_~y~0 27) 4294967296) 1024) (<= 1024 (mod (+ main_~y~0 25) 4294967296)))} is VALID [2022-04-15 05:59:10,783 INFO L290 TraceCheckUtils]: 13: Hoare triple {16367#(or (<= 1024 (mod (+ main_~y~0 27) 4294967296)) (< (mod (+ 29 main_~y~0) 4294967296) 1024))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16363#(or (< (mod (+ main_~y~0 28) 4294967296) 1024) (<= 1024 (mod (+ main_~y~0 26) 4294967296)))} is VALID [2022-04-15 05:59:10,784 INFO L290 TraceCheckUtils]: 12: Hoare triple {16371#(or (<= 1024 (mod (+ main_~y~0 28) 4294967296)) (< (mod (+ 30 main_~y~0) 4294967296) 1024))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16367#(or (<= 1024 (mod (+ main_~y~0 27) 4294967296)) (< (mod (+ 29 main_~y~0) 4294967296) 1024))} is VALID [2022-04-15 05:59:10,784 INFO L290 TraceCheckUtils]: 11: Hoare triple {16375#(or (<= 1024 (mod (+ 29 main_~y~0) 4294967296)) (< (mod (+ main_~y~0 31) 4294967296) 1024))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16371#(or (<= 1024 (mod (+ main_~y~0 28) 4294967296)) (< (mod (+ 30 main_~y~0) 4294967296) 1024))} is VALID [2022-04-15 05:59:10,785 INFO L290 TraceCheckUtils]: 10: Hoare triple {16379#(or (< (mod (+ 32 main_~y~0) 4294967296) 1024) (<= 1024 (mod (+ 30 main_~y~0) 4294967296)))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16375#(or (<= 1024 (mod (+ 29 main_~y~0) 4294967296)) (< (mod (+ main_~y~0 31) 4294967296) 1024))} is VALID [2022-04-15 05:59:10,786 INFO L290 TraceCheckUtils]: 9: Hoare triple {16383#(or (<= 1024 (mod (+ main_~y~0 31) 4294967296)) (< (mod (+ main_~y~0 33) 4294967296) 1024))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16379#(or (< (mod (+ 32 main_~y~0) 4294967296) 1024) (<= 1024 (mod (+ 30 main_~y~0) 4294967296)))} is VALID [2022-04-15 05:59:10,787 INFO L290 TraceCheckUtils]: 8: Hoare triple {16387#(or (< (mod (+ main_~y~0 34) 4294967296) 1024) (<= 1024 (mod (+ 32 main_~y~0) 4294967296)))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16383#(or (<= 1024 (mod (+ main_~y~0 31) 4294967296)) (< (mod (+ main_~y~0 33) 4294967296) 1024))} is VALID [2022-04-15 05:59:10,788 INFO L290 TraceCheckUtils]: 7: Hoare triple {16391#(or (<= 1024 (mod (+ main_~y~0 33) 4294967296)) (< (mod (+ 35 main_~y~0) 4294967296) 1024))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16387#(or (< (mod (+ main_~y~0 34) 4294967296) 1024) (<= 1024 (mod (+ 32 main_~y~0) 4294967296)))} is VALID [2022-04-15 05:59:10,788 INFO L290 TraceCheckUtils]: 6: Hoare triple {16395#(or (< (mod (+ main_~y~0 36) 4294967296) 1024) (<= 1024 (mod (+ main_~y~0 34) 4294967296)))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16391#(or (<= 1024 (mod (+ main_~y~0 33) 4294967296)) (< (mod (+ 35 main_~y~0) 4294967296) 1024))} is VALID [2022-04-15 05:59:10,789 INFO L290 TraceCheckUtils]: 5: Hoare triple {16054#true} ~x~0 := 1;~y~0 := 0; {16395#(or (< (mod (+ main_~y~0 36) 4294967296) 1024) (<= 1024 (mod (+ main_~y~0 34) 4294967296)))} is VALID [2022-04-15 05:59:10,789 INFO L272 TraceCheckUtils]: 4: Hoare triple {16054#true} call #t~ret5 := main(); {16054#true} is VALID [2022-04-15 05:59:10,789 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {16054#true} {16054#true} #34#return; {16054#true} is VALID [2022-04-15 05:59:10,789 INFO L290 TraceCheckUtils]: 2: Hoare triple {16054#true} assume true; {16054#true} is VALID [2022-04-15 05:59:10,789 INFO L290 TraceCheckUtils]: 1: Hoare triple {16054#true} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {16054#true} is VALID [2022-04-15 05:59:10,789 INFO L272 TraceCheckUtils]: 0: Hoare triple {16054#true} call ULTIMATE.init(); {16054#true} is VALID [2022-04-15 05:59:10,790 INFO L134 CoverageAnalysis]: Checked inductivity of 666 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 05:59:10,790 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1107585669] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-15 05:59:10,790 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-04-15 05:59:10,790 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [40, 39, 39] total 78 [2022-04-15 05:59:10,790 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-15 05:59:10,790 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [1359249553] [2022-04-15 05:59:10,790 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [1359249553] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-15 05:59:10,790 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-15 05:59:10,790 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [40] imperfect sequences [] total 40 [2022-04-15 05:59:10,790 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [227569913] [2022-04-15 05:59:10,790 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-15 05:59:10,791 INFO L78 Accepts]: Start accepts. Automaton has has 40 states, 40 states have (on average 1.075) internal successors, (43), 39 states have internal predecessors, (43), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 47 [2022-04-15 05:59:10,791 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-15 05:59:10,791 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 40 states, 40 states have (on average 1.075) internal successors, (43), 39 states have internal predecessors, (43), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:59:10,817 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 47 edges. 47 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 05:59:10,817 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 40 states [2022-04-15 05:59:10,817 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-15 05:59:10,817 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 40 interpolants. [2022-04-15 05:59:10,818 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1596, Invalid=4410, Unknown=0, NotChecked=0, Total=6006 [2022-04-15 05:59:10,818 INFO L87 Difference]: Start difference. First operand 48 states and 48 transitions. Second operand has 40 states, 40 states have (on average 1.075) internal successors, (43), 39 states have internal predecessors, (43), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:59:13,921 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 05:59:13,922 INFO L93 Difference]: Finished difference Result 54 states and 54 transitions. [2022-04-15 05:59:13,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2022-04-15 05:59:13,922 INFO L78 Accepts]: Start accepts. Automaton has has 40 states, 40 states have (on average 1.075) internal successors, (43), 39 states have internal predecessors, (43), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 47 [2022-04-15 05:59:13,922 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-15 05:59:13,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 40 states, 40 states have (on average 1.075) internal successors, (43), 39 states have internal predecessors, (43), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:59:13,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 40 states and 54 transitions. [2022-04-15 05:59:13,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 40 states, 40 states have (on average 1.075) internal successors, (43), 39 states have internal predecessors, (43), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:59:13,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 40 states and 54 transitions. [2022-04-15 05:59:13,924 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 40 states and 54 transitions. [2022-04-15 05:59:13,959 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 54 edges. 54 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 05:59:13,960 INFO L225 Difference]: With dead ends: 54 [2022-04-15 05:59:13,960 INFO L226 Difference]: Without dead ends: 49 [2022-04-15 05:59:13,961 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 171 GetRequests, 57 SyntacticMatches, 1 SemanticMatches, 113 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 744 ImplicationChecksByTransitivity, 7.0s TimeCoverageRelationStatistics Valid=3185, Invalid=9925, Unknown=0, NotChecked=0, Total=13110 [2022-04-15 05:59:13,961 INFO L913 BasicCegarLoop]: 11 mSDtfsCounter, 6 mSDsluCounter, 172 mSDsCounter, 0 mSdLazyCounter, 1504 mSolverCounterSat, 75 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 183 SdHoareTripleChecker+Invalid, 1579 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 75 IncrementalHoareTripleChecker+Valid, 1504 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-04-15 05:59:13,961 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [6 Valid, 183 Invalid, 1579 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [75 Valid, 1504 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-04-15 05:59:13,961 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49 states. [2022-04-15 05:59:14,009 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49 to 49. [2022-04-15 05:59:14,009 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-15 05:59:14,010 INFO L82 GeneralOperation]: Start isEquivalent. First operand 49 states. Second operand has 49 states, 44 states have (on average 1.0227272727272727) internal successors, (45), 44 states have internal predecessors, (45), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:59:14,010 INFO L74 IsIncluded]: Start isIncluded. First operand 49 states. Second operand has 49 states, 44 states have (on average 1.0227272727272727) internal successors, (45), 44 states have internal predecessors, (45), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:59:14,010 INFO L87 Difference]: Start difference. First operand 49 states. Second operand has 49 states, 44 states have (on average 1.0227272727272727) internal successors, (45), 44 states have internal predecessors, (45), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:59:14,010 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 05:59:14,010 INFO L93 Difference]: Finished difference Result 49 states and 49 transitions. [2022-04-15 05:59:14,010 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 49 transitions. [2022-04-15 05:59:14,011 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-15 05:59:14,011 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-15 05:59:14,011 INFO L74 IsIncluded]: Start isIncluded. First operand has 49 states, 44 states have (on average 1.0227272727272727) internal successors, (45), 44 states have internal predecessors, (45), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 49 states. [2022-04-15 05:59:14,011 INFO L87 Difference]: Start difference. First operand has 49 states, 44 states have (on average 1.0227272727272727) internal successors, (45), 44 states have internal predecessors, (45), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 49 states. [2022-04-15 05:59:14,011 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 05:59:14,011 INFO L93 Difference]: Finished difference Result 49 states and 49 transitions. [2022-04-15 05:59:14,011 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 49 transitions. [2022-04-15 05:59:14,011 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-15 05:59:14,011 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-15 05:59:14,012 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-15 05:59:14,012 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-15 05:59:14,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 49 states, 44 states have (on average 1.0227272727272727) internal successors, (45), 44 states have internal predecessors, (45), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:59:14,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 49 states and 49 transitions. [2022-04-15 05:59:14,012 INFO L78 Accepts]: Start accepts. Automaton has 49 states and 49 transitions. Word has length 47 [2022-04-15 05:59:14,012 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-15 05:59:14,012 INFO L478 AbstractCegarLoop]: Abstraction has 49 states and 49 transitions. [2022-04-15 05:59:14,012 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 40 states, 40 states have (on average 1.075) internal successors, (43), 39 states have internal predecessors, (43), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:59:14,012 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 49 states and 49 transitions. [2022-04-15 05:59:14,050 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 49 edges. 49 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 05:59:14,050 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 49 transitions. [2022-04-15 05:59:14,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-04-15 05:59:14,050 INFO L491 BasicCegarLoop]: Found error trace [2022-04-15 05:59:14,050 INFO L499 BasicCegarLoop]: trace histogram [37, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-15 05:59:14,058 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (37)] Forceful destruction successful, exit code 0 [2022-04-15 05:59:14,251 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable72,SelfDestructingSolverStorable73,37 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-15 05:59:14,251 INFO L403 AbstractCegarLoop]: === Iteration 39 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-15 05:59:14,251 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-15 05:59:14,251 INFO L85 PathProgramCache]: Analyzing trace with hash -1697755146, now seen corresponding path program 73 times [2022-04-15 05:59:14,252 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-15 05:59:14,252 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [133541321] [2022-04-15 05:59:14,598 INFO L89 AcceleratorJordan]: Jordan loop acceleration statistics: 1 HavocedVariables, 2 AssignedVariables, 0 ReadonlyVariables, Eigenvalues: {0={1=1}, 1={2=1}}, 1 SequentialAcceleration, 0 AlternatingAcceleration, 1 QuantifierFreeResult [2022-04-15 05:59:14,599 INFO L271 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2022-04-15 05:59:14,601 INFO L85 PathProgramCache]: Analyzing trace with hash 260484599, now seen corresponding path program 1 times [2022-04-15 05:59:14,601 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-15 05:59:14,601 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [882067203] [2022-04-15 05:59:14,601 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-15 05:59:14,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-15 05:59:14,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-15 05:59:14,606 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-04-15 05:59:14,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-15 05:59:14,609 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-04-15 05:59:14,609 INFO L85 PathProgramCache]: Analyzing trace with hash -1697755146, now seen corresponding path program 74 times [2022-04-15 05:59:14,609 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-15 05:59:14,609 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [936419496] [2022-04-15 05:59:14,609 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-15 05:59:14,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-15 05:59:14,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 05:59:15,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-15 05:59:15,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 05:59:15,444 INFO L290 TraceCheckUtils]: 0: Hoare triple {16837#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {16794#true} is VALID [2022-04-15 05:59:15,444 INFO L290 TraceCheckUtils]: 1: Hoare triple {16794#true} assume true; {16794#true} is VALID [2022-04-15 05:59:15,444 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {16794#true} {16794#true} #34#return; {16794#true} is VALID [2022-04-15 05:59:15,444 INFO L272 TraceCheckUtils]: 0: Hoare triple {16794#true} call ULTIMATE.init(); {16837#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} is VALID [2022-04-15 05:59:15,445 INFO L290 TraceCheckUtils]: 1: Hoare triple {16837#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {16794#true} is VALID [2022-04-15 05:59:15,445 INFO L290 TraceCheckUtils]: 2: Hoare triple {16794#true} assume true; {16794#true} is VALID [2022-04-15 05:59:15,445 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {16794#true} {16794#true} #34#return; {16794#true} is VALID [2022-04-15 05:59:15,445 INFO L272 TraceCheckUtils]: 4: Hoare triple {16794#true} call #t~ret5 := main(); {16794#true} is VALID [2022-04-15 05:59:15,445 INFO L290 TraceCheckUtils]: 5: Hoare triple {16794#true} ~x~0 := 1;~y~0 := 0; {16799#(= main_~y~0 0)} is VALID [2022-04-15 05:59:15,445 INFO L290 TraceCheckUtils]: 6: Hoare triple {16799#(= main_~y~0 0)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16800#(and (<= 1 main_~y~0) (<= main_~y~0 1))} is VALID [2022-04-15 05:59:15,446 INFO L290 TraceCheckUtils]: 7: Hoare triple {16800#(and (<= 1 main_~y~0) (<= main_~y~0 1))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16801#(and (<= 2 main_~y~0) (<= main_~y~0 2))} is VALID [2022-04-15 05:59:15,446 INFO L290 TraceCheckUtils]: 8: Hoare triple {16801#(and (<= 2 main_~y~0) (<= main_~y~0 2))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16802#(and (<= main_~y~0 3) (<= 3 main_~y~0))} is VALID [2022-04-15 05:59:15,447 INFO L290 TraceCheckUtils]: 9: Hoare triple {16802#(and (<= main_~y~0 3) (<= 3 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16803#(and (<= main_~y~0 4) (<= 4 main_~y~0))} is VALID [2022-04-15 05:59:15,447 INFO L290 TraceCheckUtils]: 10: Hoare triple {16803#(and (<= main_~y~0 4) (<= 4 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16804#(and (<= 5 main_~y~0) (<= main_~y~0 5))} is VALID [2022-04-15 05:59:15,448 INFO L290 TraceCheckUtils]: 11: Hoare triple {16804#(and (<= 5 main_~y~0) (<= main_~y~0 5))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16805#(and (<= main_~y~0 6) (<= 6 main_~y~0))} is VALID [2022-04-15 05:59:15,448 INFO L290 TraceCheckUtils]: 12: Hoare triple {16805#(and (<= main_~y~0 6) (<= 6 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16806#(and (<= 7 main_~y~0) (<= main_~y~0 7))} is VALID [2022-04-15 05:59:15,449 INFO L290 TraceCheckUtils]: 13: Hoare triple {16806#(and (<= 7 main_~y~0) (<= main_~y~0 7))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16807#(and (<= main_~y~0 8) (<= 8 main_~y~0))} is VALID [2022-04-15 05:59:15,449 INFO L290 TraceCheckUtils]: 14: Hoare triple {16807#(and (<= main_~y~0 8) (<= 8 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16808#(and (<= 9 main_~y~0) (<= main_~y~0 9))} is VALID [2022-04-15 05:59:15,450 INFO L290 TraceCheckUtils]: 15: Hoare triple {16808#(and (<= 9 main_~y~0) (<= main_~y~0 9))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16809#(and (<= main_~y~0 10) (<= 10 main_~y~0))} is VALID [2022-04-15 05:59:15,450 INFO L290 TraceCheckUtils]: 16: Hoare triple {16809#(and (<= main_~y~0 10) (<= 10 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16810#(and (<= main_~y~0 11) (<= 11 main_~y~0))} is VALID [2022-04-15 05:59:15,451 INFO L290 TraceCheckUtils]: 17: Hoare triple {16810#(and (<= main_~y~0 11) (<= 11 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16811#(and (<= 12 main_~y~0) (<= main_~y~0 12))} is VALID [2022-04-15 05:59:15,451 INFO L290 TraceCheckUtils]: 18: Hoare triple {16811#(and (<= 12 main_~y~0) (<= main_~y~0 12))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16812#(and (<= main_~y~0 13) (<= 13 main_~y~0))} is VALID [2022-04-15 05:59:15,452 INFO L290 TraceCheckUtils]: 19: Hoare triple {16812#(and (<= main_~y~0 13) (<= 13 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16813#(and (<= 14 main_~y~0) (<= main_~y~0 14))} is VALID [2022-04-15 05:59:15,452 INFO L290 TraceCheckUtils]: 20: Hoare triple {16813#(and (<= 14 main_~y~0) (<= main_~y~0 14))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16814#(and (<= main_~y~0 15) (<= 15 main_~y~0))} is VALID [2022-04-15 05:59:15,453 INFO L290 TraceCheckUtils]: 21: Hoare triple {16814#(and (<= main_~y~0 15) (<= 15 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16815#(and (<= 16 main_~y~0) (<= main_~y~0 16))} is VALID [2022-04-15 05:59:15,453 INFO L290 TraceCheckUtils]: 22: Hoare triple {16815#(and (<= 16 main_~y~0) (<= main_~y~0 16))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16816#(and (<= main_~y~0 17) (<= 17 main_~y~0))} is VALID [2022-04-15 05:59:15,454 INFO L290 TraceCheckUtils]: 23: Hoare triple {16816#(and (<= main_~y~0 17) (<= 17 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16817#(and (<= 18 main_~y~0) (<= main_~y~0 18))} is VALID [2022-04-15 05:59:15,454 INFO L290 TraceCheckUtils]: 24: Hoare triple {16817#(and (<= 18 main_~y~0) (<= main_~y~0 18))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16818#(and (<= 19 main_~y~0) (<= main_~y~0 19))} is VALID [2022-04-15 05:59:15,455 INFO L290 TraceCheckUtils]: 25: Hoare triple {16818#(and (<= 19 main_~y~0) (<= main_~y~0 19))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16819#(and (<= 20 main_~y~0) (<= main_~y~0 20))} is VALID [2022-04-15 05:59:15,455 INFO L290 TraceCheckUtils]: 26: Hoare triple {16819#(and (<= 20 main_~y~0) (<= main_~y~0 20))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16820#(and (<= main_~y~0 21) (<= 21 main_~y~0))} is VALID [2022-04-15 05:59:15,456 INFO L290 TraceCheckUtils]: 27: Hoare triple {16820#(and (<= main_~y~0 21) (<= 21 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16821#(and (<= main_~y~0 22) (<= 22 main_~y~0))} is VALID [2022-04-15 05:59:15,456 INFO L290 TraceCheckUtils]: 28: Hoare triple {16821#(and (<= main_~y~0 22) (<= 22 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16822#(and (<= main_~y~0 23) (<= 23 main_~y~0))} is VALID [2022-04-15 05:59:15,457 INFO L290 TraceCheckUtils]: 29: Hoare triple {16822#(and (<= main_~y~0 23) (<= 23 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16823#(and (<= 24 main_~y~0) (<= main_~y~0 24))} is VALID [2022-04-15 05:59:15,458 INFO L290 TraceCheckUtils]: 30: Hoare triple {16823#(and (<= 24 main_~y~0) (<= main_~y~0 24))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16824#(and (<= 25 main_~y~0) (<= main_~y~0 25))} is VALID [2022-04-15 05:59:15,458 INFO L290 TraceCheckUtils]: 31: Hoare triple {16824#(and (<= 25 main_~y~0) (<= main_~y~0 25))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16825#(and (<= main_~y~0 26) (<= 26 main_~y~0))} is VALID [2022-04-15 05:59:15,459 INFO L290 TraceCheckUtils]: 32: Hoare triple {16825#(and (<= main_~y~0 26) (<= 26 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16826#(and (<= main_~y~0 27) (<= 27 main_~y~0))} is VALID [2022-04-15 05:59:15,459 INFO L290 TraceCheckUtils]: 33: Hoare triple {16826#(and (<= main_~y~0 27) (<= 27 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16827#(and (<= main_~y~0 28) (<= 28 main_~y~0))} is VALID [2022-04-15 05:59:15,460 INFO L290 TraceCheckUtils]: 34: Hoare triple {16827#(and (<= main_~y~0 28) (<= 28 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16828#(and (<= 29 main_~y~0) (<= main_~y~0 29))} is VALID [2022-04-15 05:59:15,460 INFO L290 TraceCheckUtils]: 35: Hoare triple {16828#(and (<= 29 main_~y~0) (<= main_~y~0 29))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16829#(and (<= main_~y~0 30) (<= 30 main_~y~0))} is VALID [2022-04-15 05:59:15,461 INFO L290 TraceCheckUtils]: 36: Hoare triple {16829#(and (<= main_~y~0 30) (<= 30 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16830#(and (<= main_~y~0 31) (<= 31 main_~y~0))} is VALID [2022-04-15 05:59:15,461 INFO L290 TraceCheckUtils]: 37: Hoare triple {16830#(and (<= main_~y~0 31) (<= 31 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16831#(and (<= main_~y~0 32) (<= 32 main_~y~0))} is VALID [2022-04-15 05:59:15,462 INFO L290 TraceCheckUtils]: 38: Hoare triple {16831#(and (<= main_~y~0 32) (<= 32 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16832#(and (<= 33 main_~y~0) (<= main_~y~0 33))} is VALID [2022-04-15 05:59:15,462 INFO L290 TraceCheckUtils]: 39: Hoare triple {16832#(and (<= 33 main_~y~0) (<= main_~y~0 33))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16833#(and (<= main_~y~0 34) (<= 34 main_~y~0))} is VALID [2022-04-15 05:59:15,463 INFO L290 TraceCheckUtils]: 40: Hoare triple {16833#(and (<= main_~y~0 34) (<= 34 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16834#(and (<= 35 main_~y~0) (<= main_~y~0 35))} is VALID [2022-04-15 05:59:15,463 INFO L290 TraceCheckUtils]: 41: Hoare triple {16834#(and (<= 35 main_~y~0) (<= main_~y~0 35))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16835#(and (<= 36 main_~y~0) (<= main_~y~0 36))} is VALID [2022-04-15 05:59:15,464 INFO L290 TraceCheckUtils]: 42: Hoare triple {16835#(and (<= 36 main_~y~0) (<= main_~y~0 36))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16836#(and (not (<= (+ (div main_~y~0 4294967296) 1) 0)) (<= main_~y~0 37))} is VALID [2022-04-15 05:59:15,464 INFO L290 TraceCheckUtils]: 43: Hoare triple {16836#(and (not (<= (+ (div main_~y~0 4294967296) 1) 0)) (<= main_~y~0 37))} assume !(~y~0 % 4294967296 < 1024); {16795#false} is VALID [2022-04-15 05:59:15,464 INFO L272 TraceCheckUtils]: 44: Hoare triple {16795#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {16795#false} is VALID [2022-04-15 05:59:15,465 INFO L290 TraceCheckUtils]: 45: Hoare triple {16795#false} ~cond := #in~cond; {16795#false} is VALID [2022-04-15 05:59:15,465 INFO L290 TraceCheckUtils]: 46: Hoare triple {16795#false} assume 0 == ~cond; {16795#false} is VALID [2022-04-15 05:59:15,465 INFO L290 TraceCheckUtils]: 47: Hoare triple {16795#false} assume !false; {16795#false} is VALID [2022-04-15 05:59:15,465 INFO L134 CoverageAnalysis]: Checked inductivity of 703 backedges. 0 proven. 703 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 05:59:15,465 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-15 05:59:15,465 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [936419496] [2022-04-15 05:59:15,465 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [936419496] provided 0 perfect and 1 imperfect interpolant sequences [2022-04-15 05:59:15,465 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [818067184] [2022-04-15 05:59:15,465 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-04-15 05:59:15,465 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-15 05:59:15,466 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-15 05:59:15,466 INFO L229 MonitoredProcess]: Starting monitored process 38 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-04-15 05:59:15,467 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (38)] Waiting until timeout for monitored process [2022-04-15 05:59:15,540 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-04-15 05:59:15,540 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-15 05:59:15,542 INFO L263 TraceCheckSpWp]: Trace formula consists of 238 conjuncts, 77 conjunts are in the unsatisfiable core [2022-04-15 05:59:15,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 05:59:15,555 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-15 05:59:16,038 INFO L272 TraceCheckUtils]: 0: Hoare triple {16794#true} call ULTIMATE.init(); {16794#true} is VALID [2022-04-15 05:59:16,038 INFO L290 TraceCheckUtils]: 1: Hoare triple {16794#true} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {16794#true} is VALID [2022-04-15 05:59:16,038 INFO L290 TraceCheckUtils]: 2: Hoare triple {16794#true} assume true; {16794#true} is VALID [2022-04-15 05:59:16,038 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {16794#true} {16794#true} #34#return; {16794#true} is VALID [2022-04-15 05:59:16,038 INFO L272 TraceCheckUtils]: 4: Hoare triple {16794#true} call #t~ret5 := main(); {16794#true} is VALID [2022-04-15 05:59:16,038 INFO L290 TraceCheckUtils]: 5: Hoare triple {16794#true} ~x~0 := 1;~y~0 := 0; {16799#(= main_~y~0 0)} is VALID [2022-04-15 05:59:16,039 INFO L290 TraceCheckUtils]: 6: Hoare triple {16799#(= main_~y~0 0)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16800#(and (<= 1 main_~y~0) (<= main_~y~0 1))} is VALID [2022-04-15 05:59:16,039 INFO L290 TraceCheckUtils]: 7: Hoare triple {16800#(and (<= 1 main_~y~0) (<= main_~y~0 1))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16801#(and (<= 2 main_~y~0) (<= main_~y~0 2))} is VALID [2022-04-15 05:59:16,040 INFO L290 TraceCheckUtils]: 8: Hoare triple {16801#(and (<= 2 main_~y~0) (<= main_~y~0 2))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16802#(and (<= main_~y~0 3) (<= 3 main_~y~0))} is VALID [2022-04-15 05:59:16,040 INFO L290 TraceCheckUtils]: 9: Hoare triple {16802#(and (<= main_~y~0 3) (<= 3 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16803#(and (<= main_~y~0 4) (<= 4 main_~y~0))} is VALID [2022-04-15 05:59:16,041 INFO L290 TraceCheckUtils]: 10: Hoare triple {16803#(and (<= main_~y~0 4) (<= 4 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16804#(and (<= 5 main_~y~0) (<= main_~y~0 5))} is VALID [2022-04-15 05:59:16,042 INFO L290 TraceCheckUtils]: 11: Hoare triple {16804#(and (<= 5 main_~y~0) (<= main_~y~0 5))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16805#(and (<= main_~y~0 6) (<= 6 main_~y~0))} is VALID [2022-04-15 05:59:16,042 INFO L290 TraceCheckUtils]: 12: Hoare triple {16805#(and (<= main_~y~0 6) (<= 6 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16806#(and (<= 7 main_~y~0) (<= main_~y~0 7))} is VALID [2022-04-15 05:59:16,043 INFO L290 TraceCheckUtils]: 13: Hoare triple {16806#(and (<= 7 main_~y~0) (<= main_~y~0 7))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16807#(and (<= main_~y~0 8) (<= 8 main_~y~0))} is VALID [2022-04-15 05:59:16,043 INFO L290 TraceCheckUtils]: 14: Hoare triple {16807#(and (<= main_~y~0 8) (<= 8 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16808#(and (<= 9 main_~y~0) (<= main_~y~0 9))} is VALID [2022-04-15 05:59:16,044 INFO L290 TraceCheckUtils]: 15: Hoare triple {16808#(and (<= 9 main_~y~0) (<= main_~y~0 9))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16809#(and (<= main_~y~0 10) (<= 10 main_~y~0))} is VALID [2022-04-15 05:59:16,044 INFO L290 TraceCheckUtils]: 16: Hoare triple {16809#(and (<= main_~y~0 10) (<= 10 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16810#(and (<= main_~y~0 11) (<= 11 main_~y~0))} is VALID [2022-04-15 05:59:16,045 INFO L290 TraceCheckUtils]: 17: Hoare triple {16810#(and (<= main_~y~0 11) (<= 11 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16811#(and (<= 12 main_~y~0) (<= main_~y~0 12))} is VALID [2022-04-15 05:59:16,045 INFO L290 TraceCheckUtils]: 18: Hoare triple {16811#(and (<= 12 main_~y~0) (<= main_~y~0 12))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16812#(and (<= main_~y~0 13) (<= 13 main_~y~0))} is VALID [2022-04-15 05:59:16,046 INFO L290 TraceCheckUtils]: 19: Hoare triple {16812#(and (<= main_~y~0 13) (<= 13 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16813#(and (<= 14 main_~y~0) (<= main_~y~0 14))} is VALID [2022-04-15 05:59:16,046 INFO L290 TraceCheckUtils]: 20: Hoare triple {16813#(and (<= 14 main_~y~0) (<= main_~y~0 14))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16814#(and (<= main_~y~0 15) (<= 15 main_~y~0))} is VALID [2022-04-15 05:59:16,047 INFO L290 TraceCheckUtils]: 21: Hoare triple {16814#(and (<= main_~y~0 15) (<= 15 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16815#(and (<= 16 main_~y~0) (<= main_~y~0 16))} is VALID [2022-04-15 05:59:16,047 INFO L290 TraceCheckUtils]: 22: Hoare triple {16815#(and (<= 16 main_~y~0) (<= main_~y~0 16))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16816#(and (<= main_~y~0 17) (<= 17 main_~y~0))} is VALID [2022-04-15 05:59:16,048 INFO L290 TraceCheckUtils]: 23: Hoare triple {16816#(and (<= main_~y~0 17) (<= 17 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16817#(and (<= 18 main_~y~0) (<= main_~y~0 18))} is VALID [2022-04-15 05:59:16,048 INFO L290 TraceCheckUtils]: 24: Hoare triple {16817#(and (<= 18 main_~y~0) (<= main_~y~0 18))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16818#(and (<= 19 main_~y~0) (<= main_~y~0 19))} is VALID [2022-04-15 05:59:16,049 INFO L290 TraceCheckUtils]: 25: Hoare triple {16818#(and (<= 19 main_~y~0) (<= main_~y~0 19))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16819#(and (<= 20 main_~y~0) (<= main_~y~0 20))} is VALID [2022-04-15 05:59:16,049 INFO L290 TraceCheckUtils]: 26: Hoare triple {16819#(and (<= 20 main_~y~0) (<= main_~y~0 20))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16820#(and (<= main_~y~0 21) (<= 21 main_~y~0))} is VALID [2022-04-15 05:59:16,050 INFO L290 TraceCheckUtils]: 27: Hoare triple {16820#(and (<= main_~y~0 21) (<= 21 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16821#(and (<= main_~y~0 22) (<= 22 main_~y~0))} is VALID [2022-04-15 05:59:16,050 INFO L290 TraceCheckUtils]: 28: Hoare triple {16821#(and (<= main_~y~0 22) (<= 22 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16822#(and (<= main_~y~0 23) (<= 23 main_~y~0))} is VALID [2022-04-15 05:59:16,051 INFO L290 TraceCheckUtils]: 29: Hoare triple {16822#(and (<= main_~y~0 23) (<= 23 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16823#(and (<= 24 main_~y~0) (<= main_~y~0 24))} is VALID [2022-04-15 05:59:16,051 INFO L290 TraceCheckUtils]: 30: Hoare triple {16823#(and (<= 24 main_~y~0) (<= main_~y~0 24))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16824#(and (<= 25 main_~y~0) (<= main_~y~0 25))} is VALID [2022-04-15 05:59:16,052 INFO L290 TraceCheckUtils]: 31: Hoare triple {16824#(and (<= 25 main_~y~0) (<= main_~y~0 25))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16825#(and (<= main_~y~0 26) (<= 26 main_~y~0))} is VALID [2022-04-15 05:59:16,052 INFO L290 TraceCheckUtils]: 32: Hoare triple {16825#(and (<= main_~y~0 26) (<= 26 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16826#(and (<= main_~y~0 27) (<= 27 main_~y~0))} is VALID [2022-04-15 05:59:16,053 INFO L290 TraceCheckUtils]: 33: Hoare triple {16826#(and (<= main_~y~0 27) (<= 27 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16827#(and (<= main_~y~0 28) (<= 28 main_~y~0))} is VALID [2022-04-15 05:59:16,053 INFO L290 TraceCheckUtils]: 34: Hoare triple {16827#(and (<= main_~y~0 28) (<= 28 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16828#(and (<= 29 main_~y~0) (<= main_~y~0 29))} is VALID [2022-04-15 05:59:16,054 INFO L290 TraceCheckUtils]: 35: Hoare triple {16828#(and (<= 29 main_~y~0) (<= main_~y~0 29))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16829#(and (<= main_~y~0 30) (<= 30 main_~y~0))} is VALID [2022-04-15 05:59:16,055 INFO L290 TraceCheckUtils]: 36: Hoare triple {16829#(and (<= main_~y~0 30) (<= 30 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16830#(and (<= main_~y~0 31) (<= 31 main_~y~0))} is VALID [2022-04-15 05:59:16,055 INFO L290 TraceCheckUtils]: 37: Hoare triple {16830#(and (<= main_~y~0 31) (<= 31 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16831#(and (<= main_~y~0 32) (<= 32 main_~y~0))} is VALID [2022-04-15 05:59:16,056 INFO L290 TraceCheckUtils]: 38: Hoare triple {16831#(and (<= main_~y~0 32) (<= 32 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16832#(and (<= 33 main_~y~0) (<= main_~y~0 33))} is VALID [2022-04-15 05:59:16,056 INFO L290 TraceCheckUtils]: 39: Hoare triple {16832#(and (<= 33 main_~y~0) (<= main_~y~0 33))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16833#(and (<= main_~y~0 34) (<= 34 main_~y~0))} is VALID [2022-04-15 05:59:16,057 INFO L290 TraceCheckUtils]: 40: Hoare triple {16833#(and (<= main_~y~0 34) (<= 34 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16834#(and (<= 35 main_~y~0) (<= main_~y~0 35))} is VALID [2022-04-15 05:59:16,057 INFO L290 TraceCheckUtils]: 41: Hoare triple {16834#(and (<= 35 main_~y~0) (<= main_~y~0 35))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16835#(and (<= 36 main_~y~0) (<= main_~y~0 36))} is VALID [2022-04-15 05:59:16,058 INFO L290 TraceCheckUtils]: 42: Hoare triple {16835#(and (<= 36 main_~y~0) (<= main_~y~0 36))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16967#(and (<= main_~y~0 37) (<= 37 main_~y~0))} is VALID [2022-04-15 05:59:16,058 INFO L290 TraceCheckUtils]: 43: Hoare triple {16967#(and (<= main_~y~0 37) (<= 37 main_~y~0))} assume !(~y~0 % 4294967296 < 1024); {16795#false} is VALID [2022-04-15 05:59:16,058 INFO L272 TraceCheckUtils]: 44: Hoare triple {16795#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {16795#false} is VALID [2022-04-15 05:59:16,058 INFO L290 TraceCheckUtils]: 45: Hoare triple {16795#false} ~cond := #in~cond; {16795#false} is VALID [2022-04-15 05:59:16,058 INFO L290 TraceCheckUtils]: 46: Hoare triple {16795#false} assume 0 == ~cond; {16795#false} is VALID [2022-04-15 05:59:16,058 INFO L290 TraceCheckUtils]: 47: Hoare triple {16795#false} assume !false; {16795#false} is VALID [2022-04-15 05:59:16,059 INFO L134 CoverageAnalysis]: Checked inductivity of 703 backedges. 0 proven. 703 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 05:59:16,059 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-15 05:59:18,069 INFO L290 TraceCheckUtils]: 47: Hoare triple {16795#false} assume !false; {16795#false} is VALID [2022-04-15 05:59:18,070 INFO L290 TraceCheckUtils]: 46: Hoare triple {16795#false} assume 0 == ~cond; {16795#false} is VALID [2022-04-15 05:59:18,070 INFO L290 TraceCheckUtils]: 45: Hoare triple {16795#false} ~cond := #in~cond; {16795#false} is VALID [2022-04-15 05:59:18,070 INFO L272 TraceCheckUtils]: 44: Hoare triple {16795#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {16795#false} is VALID [2022-04-15 05:59:18,070 INFO L290 TraceCheckUtils]: 43: Hoare triple {16995#(< (mod main_~y~0 4294967296) 1024)} assume !(~y~0 % 4294967296 < 1024); {16795#false} is VALID [2022-04-15 05:59:18,071 INFO L290 TraceCheckUtils]: 42: Hoare triple {16999#(< (mod (+ main_~y~0 1) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16995#(< (mod main_~y~0 4294967296) 1024)} is VALID [2022-04-15 05:59:18,071 INFO L290 TraceCheckUtils]: 41: Hoare triple {17003#(< (mod (+ main_~y~0 2) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {16999#(< (mod (+ main_~y~0 1) 4294967296) 1024)} is VALID [2022-04-15 05:59:18,072 INFO L290 TraceCheckUtils]: 40: Hoare triple {17007#(< (mod (+ main_~y~0 3) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17003#(< (mod (+ main_~y~0 2) 4294967296) 1024)} is VALID [2022-04-15 05:59:18,073 INFO L290 TraceCheckUtils]: 39: Hoare triple {17011#(< (mod (+ main_~y~0 4) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17007#(< (mod (+ main_~y~0 3) 4294967296) 1024)} is VALID [2022-04-15 05:59:18,073 INFO L290 TraceCheckUtils]: 38: Hoare triple {17015#(< (mod (+ 5 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17011#(< (mod (+ main_~y~0 4) 4294967296) 1024)} is VALID [2022-04-15 05:59:18,074 INFO L290 TraceCheckUtils]: 37: Hoare triple {17019#(< (mod (+ main_~y~0 6) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17015#(< (mod (+ 5 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:59:18,074 INFO L290 TraceCheckUtils]: 36: Hoare triple {17023#(< (mod (+ 7 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17019#(< (mod (+ main_~y~0 6) 4294967296) 1024)} is VALID [2022-04-15 05:59:18,075 INFO L290 TraceCheckUtils]: 35: Hoare triple {17027#(< (mod (+ main_~y~0 8) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17023#(< (mod (+ 7 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:59:18,075 INFO L290 TraceCheckUtils]: 34: Hoare triple {17031#(< (mod (+ main_~y~0 9) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17027#(< (mod (+ main_~y~0 8) 4294967296) 1024)} is VALID [2022-04-15 05:59:18,076 INFO L290 TraceCheckUtils]: 33: Hoare triple {17035#(< (mod (+ main_~y~0 10) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17031#(< (mod (+ main_~y~0 9) 4294967296) 1024)} is VALID [2022-04-15 05:59:18,076 INFO L290 TraceCheckUtils]: 32: Hoare triple {17039#(< (mod (+ main_~y~0 11) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17035#(< (mod (+ main_~y~0 10) 4294967296) 1024)} is VALID [2022-04-15 05:59:18,077 INFO L290 TraceCheckUtils]: 31: Hoare triple {17043#(< (mod (+ main_~y~0 12) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17039#(< (mod (+ main_~y~0 11) 4294967296) 1024)} is VALID [2022-04-15 05:59:18,078 INFO L290 TraceCheckUtils]: 30: Hoare triple {17047#(< (mod (+ main_~y~0 13) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17043#(< (mod (+ main_~y~0 12) 4294967296) 1024)} is VALID [2022-04-15 05:59:18,079 INFO L290 TraceCheckUtils]: 29: Hoare triple {17051#(< (mod (+ main_~y~0 14) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17047#(< (mod (+ main_~y~0 13) 4294967296) 1024)} is VALID [2022-04-15 05:59:18,079 INFO L290 TraceCheckUtils]: 28: Hoare triple {17055#(< (mod (+ main_~y~0 15) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17051#(< (mod (+ main_~y~0 14) 4294967296) 1024)} is VALID [2022-04-15 05:59:18,080 INFO L290 TraceCheckUtils]: 27: Hoare triple {17059#(< (mod (+ main_~y~0 16) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17055#(< (mod (+ main_~y~0 15) 4294967296) 1024)} is VALID [2022-04-15 05:59:18,080 INFO L290 TraceCheckUtils]: 26: Hoare triple {17063#(< (mod (+ main_~y~0 17) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17059#(< (mod (+ main_~y~0 16) 4294967296) 1024)} is VALID [2022-04-15 05:59:18,081 INFO L290 TraceCheckUtils]: 25: Hoare triple {17067#(< (mod (+ main_~y~0 18) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17063#(< (mod (+ main_~y~0 17) 4294967296) 1024)} is VALID [2022-04-15 05:59:18,081 INFO L290 TraceCheckUtils]: 24: Hoare triple {17071#(< (mod (+ 19 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17067#(< (mod (+ main_~y~0 18) 4294967296) 1024)} is VALID [2022-04-15 05:59:18,082 INFO L290 TraceCheckUtils]: 23: Hoare triple {17075#(< (mod (+ main_~y~0 20) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17071#(< (mod (+ 19 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:59:18,082 INFO L290 TraceCheckUtils]: 22: Hoare triple {17079#(< (mod (+ main_~y~0 21) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17075#(< (mod (+ main_~y~0 20) 4294967296) 1024)} is VALID [2022-04-15 05:59:18,083 INFO L290 TraceCheckUtils]: 21: Hoare triple {17083#(< (mod (+ main_~y~0 22) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17079#(< (mod (+ main_~y~0 21) 4294967296) 1024)} is VALID [2022-04-15 05:59:18,083 INFO L290 TraceCheckUtils]: 20: Hoare triple {17087#(< (mod (+ 23 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17083#(< (mod (+ main_~y~0 22) 4294967296) 1024)} is VALID [2022-04-15 05:59:18,084 INFO L290 TraceCheckUtils]: 19: Hoare triple {17091#(< (mod (+ main_~y~0 24) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17087#(< (mod (+ 23 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:59:18,084 INFO L290 TraceCheckUtils]: 18: Hoare triple {17095#(< (mod (+ main_~y~0 25) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17091#(< (mod (+ main_~y~0 24) 4294967296) 1024)} is VALID [2022-04-15 05:59:18,085 INFO L290 TraceCheckUtils]: 17: Hoare triple {17099#(< (mod (+ main_~y~0 26) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17095#(< (mod (+ main_~y~0 25) 4294967296) 1024)} is VALID [2022-04-15 05:59:18,085 INFO L290 TraceCheckUtils]: 16: Hoare triple {17103#(< (mod (+ main_~y~0 27) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17099#(< (mod (+ main_~y~0 26) 4294967296) 1024)} is VALID [2022-04-15 05:59:18,086 INFO L290 TraceCheckUtils]: 15: Hoare triple {17107#(< (mod (+ main_~y~0 28) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17103#(< (mod (+ main_~y~0 27) 4294967296) 1024)} is VALID [2022-04-15 05:59:18,086 INFO L290 TraceCheckUtils]: 14: Hoare triple {17111#(< (mod (+ 29 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17107#(< (mod (+ main_~y~0 28) 4294967296) 1024)} is VALID [2022-04-15 05:59:18,087 INFO L290 TraceCheckUtils]: 13: Hoare triple {17115#(< (mod (+ 30 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17111#(< (mod (+ 29 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:59:18,087 INFO L290 TraceCheckUtils]: 12: Hoare triple {17119#(< (mod (+ main_~y~0 31) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17115#(< (mod (+ 30 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:59:18,088 INFO L290 TraceCheckUtils]: 11: Hoare triple {17123#(< (mod (+ 32 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17119#(< (mod (+ main_~y~0 31) 4294967296) 1024)} is VALID [2022-04-15 05:59:18,088 INFO L290 TraceCheckUtils]: 10: Hoare triple {17127#(< (mod (+ main_~y~0 33) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17123#(< (mod (+ 32 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:59:18,089 INFO L290 TraceCheckUtils]: 9: Hoare triple {17131#(< (mod (+ main_~y~0 34) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17127#(< (mod (+ main_~y~0 33) 4294967296) 1024)} is VALID [2022-04-15 05:59:18,089 INFO L290 TraceCheckUtils]: 8: Hoare triple {17135#(< (mod (+ 35 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17131#(< (mod (+ main_~y~0 34) 4294967296) 1024)} is VALID [2022-04-15 05:59:18,090 INFO L290 TraceCheckUtils]: 7: Hoare triple {17139#(< (mod (+ main_~y~0 36) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17135#(< (mod (+ 35 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:59:18,091 INFO L290 TraceCheckUtils]: 6: Hoare triple {17143#(< (mod (+ main_~y~0 37) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17139#(< (mod (+ main_~y~0 36) 4294967296) 1024)} is VALID [2022-04-15 05:59:18,091 INFO L290 TraceCheckUtils]: 5: Hoare triple {16794#true} ~x~0 := 1;~y~0 := 0; {17143#(< (mod (+ main_~y~0 37) 4294967296) 1024)} is VALID [2022-04-15 05:59:18,091 INFO L272 TraceCheckUtils]: 4: Hoare triple {16794#true} call #t~ret5 := main(); {16794#true} is VALID [2022-04-15 05:59:18,091 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {16794#true} {16794#true} #34#return; {16794#true} is VALID [2022-04-15 05:59:18,091 INFO L290 TraceCheckUtils]: 2: Hoare triple {16794#true} assume true; {16794#true} is VALID [2022-04-15 05:59:18,091 INFO L290 TraceCheckUtils]: 1: Hoare triple {16794#true} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {16794#true} is VALID [2022-04-15 05:59:18,091 INFO L272 TraceCheckUtils]: 0: Hoare triple {16794#true} call ULTIMATE.init(); {16794#true} is VALID [2022-04-15 05:59:18,092 INFO L134 CoverageAnalysis]: Checked inductivity of 703 backedges. 0 proven. 703 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 05:59:18,092 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [818067184] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-15 05:59:18,092 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-04-15 05:59:18,092 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [41, 40, 40] total 80 [2022-04-15 05:59:18,096 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-15 05:59:18,096 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [133541321] [2022-04-15 05:59:18,096 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [133541321] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-15 05:59:18,097 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-15 05:59:18,097 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [41] imperfect sequences [] total 41 [2022-04-15 05:59:18,097 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [57966300] [2022-04-15 05:59:18,097 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-15 05:59:18,097 INFO L78 Accepts]: Start accepts. Automaton has has 41 states, 41 states have (on average 1.0731707317073171) internal successors, (44), 40 states have internal predecessors, (44), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 48 [2022-04-15 05:59:18,097 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-15 05:59:18,097 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 41 states, 41 states have (on average 1.0731707317073171) internal successors, (44), 40 states have internal predecessors, (44), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:59:18,114 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 48 edges. 48 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 05:59:18,114 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 41 states [2022-04-15 05:59:18,114 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-15 05:59:18,115 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 41 interpolants. [2022-04-15 05:59:18,115 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1677, Invalid=4643, Unknown=0, NotChecked=0, Total=6320 [2022-04-15 05:59:18,115 INFO L87 Difference]: Start difference. First operand 49 states and 49 transitions. Second operand has 41 states, 41 states have (on average 1.0731707317073171) internal successors, (44), 40 states have internal predecessors, (44), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:59:20,384 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 05:59:20,384 INFO L93 Difference]: Finished difference Result 55 states and 55 transitions. [2022-04-15 05:59:20,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2022-04-15 05:59:20,384 INFO L78 Accepts]: Start accepts. Automaton has has 41 states, 41 states have (on average 1.0731707317073171) internal successors, (44), 40 states have internal predecessors, (44), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 48 [2022-04-15 05:59:20,384 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-15 05:59:20,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 41 states, 41 states have (on average 1.0731707317073171) internal successors, (44), 40 states have internal predecessors, (44), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:59:20,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 41 states and 55 transitions. [2022-04-15 05:59:20,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 41 states, 41 states have (on average 1.0731707317073171) internal successors, (44), 40 states have internal predecessors, (44), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:59:20,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 41 states and 55 transitions. [2022-04-15 05:59:20,386 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 41 states and 55 transitions. [2022-04-15 05:59:20,426 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 55 edges. 55 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 05:59:20,427 INFO L225 Difference]: With dead ends: 55 [2022-04-15 05:59:20,427 INFO L226 Difference]: Without dead ends: 50 [2022-04-15 05:59:20,429 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 175 GetRequests, 58 SyntacticMatches, 1 SemanticMatches, 116 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 783 ImplicationChecksByTransitivity, 3.0s TimeCoverageRelationStatistics Valid=3347, Invalid=10459, Unknown=0, NotChecked=0, Total=13806 [2022-04-15 05:59:20,429 INFO L913 BasicCegarLoop]: 11 mSDtfsCounter, 6 mSDsluCounter, 152 mSDsCounter, 0 mSdLazyCounter, 1558 mSolverCounterSat, 77 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 163 SdHoareTripleChecker+Invalid, 1635 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 77 IncrementalHoareTripleChecker+Valid, 1558 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-04-15 05:59:20,429 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [6 Valid, 163 Invalid, 1635 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [77 Valid, 1558 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-04-15 05:59:20,429 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50 states. [2022-04-15 05:59:20,478 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50 to 50. [2022-04-15 05:59:20,478 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-15 05:59:20,478 INFO L82 GeneralOperation]: Start isEquivalent. First operand 50 states. Second operand has 50 states, 45 states have (on average 1.0222222222222221) internal successors, (46), 45 states have internal predecessors, (46), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:59:20,478 INFO L74 IsIncluded]: Start isIncluded. First operand 50 states. Second operand has 50 states, 45 states have (on average 1.0222222222222221) internal successors, (46), 45 states have internal predecessors, (46), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:59:20,478 INFO L87 Difference]: Start difference. First operand 50 states. Second operand has 50 states, 45 states have (on average 1.0222222222222221) internal successors, (46), 45 states have internal predecessors, (46), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:59:20,479 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 05:59:20,479 INFO L93 Difference]: Finished difference Result 50 states and 50 transitions. [2022-04-15 05:59:20,479 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 50 transitions. [2022-04-15 05:59:20,479 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-15 05:59:20,479 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-15 05:59:20,479 INFO L74 IsIncluded]: Start isIncluded. First operand has 50 states, 45 states have (on average 1.0222222222222221) internal successors, (46), 45 states have internal predecessors, (46), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 50 states. [2022-04-15 05:59:20,481 INFO L87 Difference]: Start difference. First operand has 50 states, 45 states have (on average 1.0222222222222221) internal successors, (46), 45 states have internal predecessors, (46), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 50 states. [2022-04-15 05:59:20,481 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 05:59:20,481 INFO L93 Difference]: Finished difference Result 50 states and 50 transitions. [2022-04-15 05:59:20,481 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 50 transitions. [2022-04-15 05:59:20,481 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-15 05:59:20,482 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-15 05:59:20,482 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-15 05:59:20,482 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-15 05:59:20,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 50 states, 45 states have (on average 1.0222222222222221) internal successors, (46), 45 states have internal predecessors, (46), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:59:20,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 50 transitions. [2022-04-15 05:59:20,482 INFO L78 Accepts]: Start accepts. Automaton has 50 states and 50 transitions. Word has length 48 [2022-04-15 05:59:20,482 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-15 05:59:20,482 INFO L478 AbstractCegarLoop]: Abstraction has 50 states and 50 transitions. [2022-04-15 05:59:20,482 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 41 states, 41 states have (on average 1.0731707317073171) internal successors, (44), 40 states have internal predecessors, (44), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:59:20,483 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 50 states and 50 transitions. [2022-04-15 05:59:20,520 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 50 edges. 50 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 05:59:20,520 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 50 transitions. [2022-04-15 05:59:20,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-04-15 05:59:20,521 INFO L491 BasicCegarLoop]: Found error trace [2022-04-15 05:59:20,521 INFO L499 BasicCegarLoop]: trace histogram [38, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-15 05:59:20,538 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (38)] Forceful destruction successful, exit code 0 [2022-04-15 05:59:20,721 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable74,SelfDestructingSolverStorable75,38 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-15 05:59:20,721 INFO L403 AbstractCegarLoop]: === Iteration 40 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-15 05:59:20,722 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-15 05:59:20,722 INFO L85 PathProgramCache]: Analyzing trace with hash -1054340708, now seen corresponding path program 75 times [2022-04-15 05:59:20,722 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-15 05:59:20,722 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [1215374495] [2022-04-15 05:59:21,061 INFO L89 AcceleratorJordan]: Jordan loop acceleration statistics: 1 HavocedVariables, 2 AssignedVariables, 0 ReadonlyVariables, Eigenvalues: {0={1=1}, 1={2=1}}, 1 SequentialAcceleration, 0 AlternatingAcceleration, 1 QuantifierFreeResult [2022-04-15 05:59:21,062 INFO L271 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2022-04-15 05:59:21,064 INFO L85 PathProgramCache]: Analyzing trace with hash 319589943, now seen corresponding path program 1 times [2022-04-15 05:59:21,064 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-15 05:59:21,064 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [63488785] [2022-04-15 05:59:21,064 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-15 05:59:21,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-15 05:59:21,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-15 05:59:21,069 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-04-15 05:59:21,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-15 05:59:21,072 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-04-15 05:59:21,072 INFO L85 PathProgramCache]: Analyzing trace with hash -1054340708, now seen corresponding path program 76 times [2022-04-15 05:59:21,072 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-15 05:59:21,072 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [568057646] [2022-04-15 05:59:21,072 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-15 05:59:21,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-15 05:59:21,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 05:59:21,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-15 05:59:21,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 05:59:21,970 INFO L290 TraceCheckUtils]: 0: Hoare triple {17594#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {17550#true} is VALID [2022-04-15 05:59:21,970 INFO L290 TraceCheckUtils]: 1: Hoare triple {17550#true} assume true; {17550#true} is VALID [2022-04-15 05:59:21,970 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {17550#true} {17550#true} #34#return; {17550#true} is VALID [2022-04-15 05:59:21,971 INFO L272 TraceCheckUtils]: 0: Hoare triple {17550#true} call ULTIMATE.init(); {17594#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} is VALID [2022-04-15 05:59:21,971 INFO L290 TraceCheckUtils]: 1: Hoare triple {17594#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {17550#true} is VALID [2022-04-15 05:59:21,971 INFO L290 TraceCheckUtils]: 2: Hoare triple {17550#true} assume true; {17550#true} is VALID [2022-04-15 05:59:21,971 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {17550#true} {17550#true} #34#return; {17550#true} is VALID [2022-04-15 05:59:21,971 INFO L272 TraceCheckUtils]: 4: Hoare triple {17550#true} call #t~ret5 := main(); {17550#true} is VALID [2022-04-15 05:59:21,971 INFO L290 TraceCheckUtils]: 5: Hoare triple {17550#true} ~x~0 := 1;~y~0 := 0; {17555#(= main_~y~0 0)} is VALID [2022-04-15 05:59:21,972 INFO L290 TraceCheckUtils]: 6: Hoare triple {17555#(= main_~y~0 0)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17556#(and (<= 1 main_~y~0) (<= main_~y~0 1))} is VALID [2022-04-15 05:59:21,972 INFO L290 TraceCheckUtils]: 7: Hoare triple {17556#(and (<= 1 main_~y~0) (<= main_~y~0 1))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17557#(and (<= 2 main_~y~0) (<= main_~y~0 2))} is VALID [2022-04-15 05:59:21,973 INFO L290 TraceCheckUtils]: 8: Hoare triple {17557#(and (<= 2 main_~y~0) (<= main_~y~0 2))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17558#(and (<= main_~y~0 3) (<= 3 main_~y~0))} is VALID [2022-04-15 05:59:21,973 INFO L290 TraceCheckUtils]: 9: Hoare triple {17558#(and (<= main_~y~0 3) (<= 3 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17559#(and (<= main_~y~0 4) (<= 4 main_~y~0))} is VALID [2022-04-15 05:59:21,974 INFO L290 TraceCheckUtils]: 10: Hoare triple {17559#(and (<= main_~y~0 4) (<= 4 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17560#(and (<= 5 main_~y~0) (<= main_~y~0 5))} is VALID [2022-04-15 05:59:21,974 INFO L290 TraceCheckUtils]: 11: Hoare triple {17560#(and (<= 5 main_~y~0) (<= main_~y~0 5))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17561#(and (<= main_~y~0 6) (<= 6 main_~y~0))} is VALID [2022-04-15 05:59:21,975 INFO L290 TraceCheckUtils]: 12: Hoare triple {17561#(and (<= main_~y~0 6) (<= 6 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17562#(and (<= 7 main_~y~0) (<= main_~y~0 7))} is VALID [2022-04-15 05:59:21,975 INFO L290 TraceCheckUtils]: 13: Hoare triple {17562#(and (<= 7 main_~y~0) (<= main_~y~0 7))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17563#(and (<= main_~y~0 8) (<= 8 main_~y~0))} is VALID [2022-04-15 05:59:21,976 INFO L290 TraceCheckUtils]: 14: Hoare triple {17563#(and (<= main_~y~0 8) (<= 8 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17564#(and (<= 9 main_~y~0) (<= main_~y~0 9))} is VALID [2022-04-15 05:59:21,976 INFO L290 TraceCheckUtils]: 15: Hoare triple {17564#(and (<= 9 main_~y~0) (<= main_~y~0 9))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17565#(and (<= main_~y~0 10) (<= 10 main_~y~0))} is VALID [2022-04-15 05:59:21,977 INFO L290 TraceCheckUtils]: 16: Hoare triple {17565#(and (<= main_~y~0 10) (<= 10 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17566#(and (<= main_~y~0 11) (<= 11 main_~y~0))} is VALID [2022-04-15 05:59:21,977 INFO L290 TraceCheckUtils]: 17: Hoare triple {17566#(and (<= main_~y~0 11) (<= 11 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17567#(and (<= 12 main_~y~0) (<= main_~y~0 12))} is VALID [2022-04-15 05:59:21,978 INFO L290 TraceCheckUtils]: 18: Hoare triple {17567#(and (<= 12 main_~y~0) (<= main_~y~0 12))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17568#(and (<= main_~y~0 13) (<= 13 main_~y~0))} is VALID [2022-04-15 05:59:21,978 INFO L290 TraceCheckUtils]: 19: Hoare triple {17568#(and (<= main_~y~0 13) (<= 13 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17569#(and (<= 14 main_~y~0) (<= main_~y~0 14))} is VALID [2022-04-15 05:59:21,979 INFO L290 TraceCheckUtils]: 20: Hoare triple {17569#(and (<= 14 main_~y~0) (<= main_~y~0 14))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17570#(and (<= main_~y~0 15) (<= 15 main_~y~0))} is VALID [2022-04-15 05:59:21,979 INFO L290 TraceCheckUtils]: 21: Hoare triple {17570#(and (<= main_~y~0 15) (<= 15 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17571#(and (<= 16 main_~y~0) (<= main_~y~0 16))} is VALID [2022-04-15 05:59:21,980 INFO L290 TraceCheckUtils]: 22: Hoare triple {17571#(and (<= 16 main_~y~0) (<= main_~y~0 16))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17572#(and (<= main_~y~0 17) (<= 17 main_~y~0))} is VALID [2022-04-15 05:59:21,980 INFO L290 TraceCheckUtils]: 23: Hoare triple {17572#(and (<= main_~y~0 17) (<= 17 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17573#(and (<= 18 main_~y~0) (<= main_~y~0 18))} is VALID [2022-04-15 05:59:21,981 INFO L290 TraceCheckUtils]: 24: Hoare triple {17573#(and (<= 18 main_~y~0) (<= main_~y~0 18))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17574#(and (<= 19 main_~y~0) (<= main_~y~0 19))} is VALID [2022-04-15 05:59:21,981 INFO L290 TraceCheckUtils]: 25: Hoare triple {17574#(and (<= 19 main_~y~0) (<= main_~y~0 19))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17575#(and (<= 20 main_~y~0) (<= main_~y~0 20))} is VALID [2022-04-15 05:59:21,982 INFO L290 TraceCheckUtils]: 26: Hoare triple {17575#(and (<= 20 main_~y~0) (<= main_~y~0 20))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17576#(and (<= main_~y~0 21) (<= 21 main_~y~0))} is VALID [2022-04-15 05:59:21,982 INFO L290 TraceCheckUtils]: 27: Hoare triple {17576#(and (<= main_~y~0 21) (<= 21 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17577#(and (<= main_~y~0 22) (<= 22 main_~y~0))} is VALID [2022-04-15 05:59:21,983 INFO L290 TraceCheckUtils]: 28: Hoare triple {17577#(and (<= main_~y~0 22) (<= 22 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17578#(and (<= main_~y~0 23) (<= 23 main_~y~0))} is VALID [2022-04-15 05:59:21,984 INFO L290 TraceCheckUtils]: 29: Hoare triple {17578#(and (<= main_~y~0 23) (<= 23 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17579#(and (<= 24 main_~y~0) (<= main_~y~0 24))} is VALID [2022-04-15 05:59:21,984 INFO L290 TraceCheckUtils]: 30: Hoare triple {17579#(and (<= 24 main_~y~0) (<= main_~y~0 24))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17580#(and (<= 25 main_~y~0) (<= main_~y~0 25))} is VALID [2022-04-15 05:59:21,985 INFO L290 TraceCheckUtils]: 31: Hoare triple {17580#(and (<= 25 main_~y~0) (<= main_~y~0 25))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17581#(and (<= main_~y~0 26) (<= 26 main_~y~0))} is VALID [2022-04-15 05:59:21,985 INFO L290 TraceCheckUtils]: 32: Hoare triple {17581#(and (<= main_~y~0 26) (<= 26 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17582#(and (<= main_~y~0 27) (<= 27 main_~y~0))} is VALID [2022-04-15 05:59:21,986 INFO L290 TraceCheckUtils]: 33: Hoare triple {17582#(and (<= main_~y~0 27) (<= 27 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17583#(and (<= main_~y~0 28) (<= 28 main_~y~0))} is VALID [2022-04-15 05:59:21,986 INFO L290 TraceCheckUtils]: 34: Hoare triple {17583#(and (<= main_~y~0 28) (<= 28 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17584#(and (<= 29 main_~y~0) (<= main_~y~0 29))} is VALID [2022-04-15 05:59:21,987 INFO L290 TraceCheckUtils]: 35: Hoare triple {17584#(and (<= 29 main_~y~0) (<= main_~y~0 29))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17585#(and (<= main_~y~0 30) (<= 30 main_~y~0))} is VALID [2022-04-15 05:59:21,987 INFO L290 TraceCheckUtils]: 36: Hoare triple {17585#(and (<= main_~y~0 30) (<= 30 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17586#(and (<= main_~y~0 31) (<= 31 main_~y~0))} is VALID [2022-04-15 05:59:21,988 INFO L290 TraceCheckUtils]: 37: Hoare triple {17586#(and (<= main_~y~0 31) (<= 31 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17587#(and (<= main_~y~0 32) (<= 32 main_~y~0))} is VALID [2022-04-15 05:59:21,988 INFO L290 TraceCheckUtils]: 38: Hoare triple {17587#(and (<= main_~y~0 32) (<= 32 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17588#(and (<= 33 main_~y~0) (<= main_~y~0 33))} is VALID [2022-04-15 05:59:21,989 INFO L290 TraceCheckUtils]: 39: Hoare triple {17588#(and (<= 33 main_~y~0) (<= main_~y~0 33))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17589#(and (<= main_~y~0 34) (<= 34 main_~y~0))} is VALID [2022-04-15 05:59:21,989 INFO L290 TraceCheckUtils]: 40: Hoare triple {17589#(and (<= main_~y~0 34) (<= 34 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17590#(and (<= 35 main_~y~0) (<= main_~y~0 35))} is VALID [2022-04-15 05:59:21,990 INFO L290 TraceCheckUtils]: 41: Hoare triple {17590#(and (<= 35 main_~y~0) (<= main_~y~0 35))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17591#(and (<= 36 main_~y~0) (<= main_~y~0 36))} is VALID [2022-04-15 05:59:21,990 INFO L290 TraceCheckUtils]: 42: Hoare triple {17591#(and (<= 36 main_~y~0) (<= main_~y~0 36))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17592#(and (<= main_~y~0 37) (<= 37 main_~y~0))} is VALID [2022-04-15 05:59:21,991 INFO L290 TraceCheckUtils]: 43: Hoare triple {17592#(and (<= main_~y~0 37) (<= 37 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17593#(and (not (<= (+ (div main_~y~0 4294967296) 1) 0)) (<= main_~y~0 38))} is VALID [2022-04-15 05:59:21,991 INFO L290 TraceCheckUtils]: 44: Hoare triple {17593#(and (not (<= (+ (div main_~y~0 4294967296) 1) 0)) (<= main_~y~0 38))} assume !(~y~0 % 4294967296 < 1024); {17551#false} is VALID [2022-04-15 05:59:21,991 INFO L272 TraceCheckUtils]: 45: Hoare triple {17551#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {17551#false} is VALID [2022-04-15 05:59:21,991 INFO L290 TraceCheckUtils]: 46: Hoare triple {17551#false} ~cond := #in~cond; {17551#false} is VALID [2022-04-15 05:59:21,992 INFO L290 TraceCheckUtils]: 47: Hoare triple {17551#false} assume 0 == ~cond; {17551#false} is VALID [2022-04-15 05:59:21,992 INFO L290 TraceCheckUtils]: 48: Hoare triple {17551#false} assume !false; {17551#false} is VALID [2022-04-15 05:59:21,992 INFO L134 CoverageAnalysis]: Checked inductivity of 741 backedges. 0 proven. 741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 05:59:21,992 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-15 05:59:21,992 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [568057646] [2022-04-15 05:59:21,992 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [568057646] provided 0 perfect and 1 imperfect interpolant sequences [2022-04-15 05:59:21,992 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1433092163] [2022-04-15 05:59:21,992 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-04-15 05:59:21,992 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-15 05:59:21,993 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-15 05:59:21,993 INFO L229 MonitoredProcess]: Starting monitored process 39 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-04-15 05:59:21,994 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (39)] Waiting until timeout for monitored process [2022-04-15 05:59:22,100 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-04-15 05:59:22,100 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-15 05:59:22,102 INFO L263 TraceCheckSpWp]: Trace formula consists of 243 conjuncts, 79 conjunts are in the unsatisfiable core [2022-04-15 05:59:22,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 05:59:22,115 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-15 05:59:22,610 INFO L272 TraceCheckUtils]: 0: Hoare triple {17550#true} call ULTIMATE.init(); {17550#true} is VALID [2022-04-15 05:59:22,611 INFO L290 TraceCheckUtils]: 1: Hoare triple {17550#true} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {17550#true} is VALID [2022-04-15 05:59:22,611 INFO L290 TraceCheckUtils]: 2: Hoare triple {17550#true} assume true; {17550#true} is VALID [2022-04-15 05:59:22,611 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {17550#true} {17550#true} #34#return; {17550#true} is VALID [2022-04-15 05:59:22,611 INFO L272 TraceCheckUtils]: 4: Hoare triple {17550#true} call #t~ret5 := main(); {17550#true} is VALID [2022-04-15 05:59:22,611 INFO L290 TraceCheckUtils]: 5: Hoare triple {17550#true} ~x~0 := 1;~y~0 := 0; {17555#(= main_~y~0 0)} is VALID [2022-04-15 05:59:22,612 INFO L290 TraceCheckUtils]: 6: Hoare triple {17555#(= main_~y~0 0)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17556#(and (<= 1 main_~y~0) (<= main_~y~0 1))} is VALID [2022-04-15 05:59:22,612 INFO L290 TraceCheckUtils]: 7: Hoare triple {17556#(and (<= 1 main_~y~0) (<= main_~y~0 1))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17557#(and (<= 2 main_~y~0) (<= main_~y~0 2))} is VALID [2022-04-15 05:59:22,613 INFO L290 TraceCheckUtils]: 8: Hoare triple {17557#(and (<= 2 main_~y~0) (<= main_~y~0 2))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17558#(and (<= main_~y~0 3) (<= 3 main_~y~0))} is VALID [2022-04-15 05:59:22,613 INFO L290 TraceCheckUtils]: 9: Hoare triple {17558#(and (<= main_~y~0 3) (<= 3 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17559#(and (<= main_~y~0 4) (<= 4 main_~y~0))} is VALID [2022-04-15 05:59:22,614 INFO L290 TraceCheckUtils]: 10: Hoare triple {17559#(and (<= main_~y~0 4) (<= 4 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17560#(and (<= 5 main_~y~0) (<= main_~y~0 5))} is VALID [2022-04-15 05:59:22,614 INFO L290 TraceCheckUtils]: 11: Hoare triple {17560#(and (<= 5 main_~y~0) (<= main_~y~0 5))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17561#(and (<= main_~y~0 6) (<= 6 main_~y~0))} is VALID [2022-04-15 05:59:22,615 INFO L290 TraceCheckUtils]: 12: Hoare triple {17561#(and (<= main_~y~0 6) (<= 6 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17562#(and (<= 7 main_~y~0) (<= main_~y~0 7))} is VALID [2022-04-15 05:59:22,615 INFO L290 TraceCheckUtils]: 13: Hoare triple {17562#(and (<= 7 main_~y~0) (<= main_~y~0 7))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17563#(and (<= main_~y~0 8) (<= 8 main_~y~0))} is VALID [2022-04-15 05:59:22,616 INFO L290 TraceCheckUtils]: 14: Hoare triple {17563#(and (<= main_~y~0 8) (<= 8 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17564#(and (<= 9 main_~y~0) (<= main_~y~0 9))} is VALID [2022-04-15 05:59:22,616 INFO L290 TraceCheckUtils]: 15: Hoare triple {17564#(and (<= 9 main_~y~0) (<= main_~y~0 9))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17565#(and (<= main_~y~0 10) (<= 10 main_~y~0))} is VALID [2022-04-15 05:59:22,617 INFO L290 TraceCheckUtils]: 16: Hoare triple {17565#(and (<= main_~y~0 10) (<= 10 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17566#(and (<= main_~y~0 11) (<= 11 main_~y~0))} is VALID [2022-04-15 05:59:22,617 INFO L290 TraceCheckUtils]: 17: Hoare triple {17566#(and (<= main_~y~0 11) (<= 11 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17567#(and (<= 12 main_~y~0) (<= main_~y~0 12))} is VALID [2022-04-15 05:59:22,618 INFO L290 TraceCheckUtils]: 18: Hoare triple {17567#(and (<= 12 main_~y~0) (<= main_~y~0 12))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17568#(and (<= main_~y~0 13) (<= 13 main_~y~0))} is VALID [2022-04-15 05:59:22,618 INFO L290 TraceCheckUtils]: 19: Hoare triple {17568#(and (<= main_~y~0 13) (<= 13 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17569#(and (<= 14 main_~y~0) (<= main_~y~0 14))} is VALID [2022-04-15 05:59:22,619 INFO L290 TraceCheckUtils]: 20: Hoare triple {17569#(and (<= 14 main_~y~0) (<= main_~y~0 14))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17570#(and (<= main_~y~0 15) (<= 15 main_~y~0))} is VALID [2022-04-15 05:59:22,619 INFO L290 TraceCheckUtils]: 21: Hoare triple {17570#(and (<= main_~y~0 15) (<= 15 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17571#(and (<= 16 main_~y~0) (<= main_~y~0 16))} is VALID [2022-04-15 05:59:22,620 INFO L290 TraceCheckUtils]: 22: Hoare triple {17571#(and (<= 16 main_~y~0) (<= main_~y~0 16))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17572#(and (<= main_~y~0 17) (<= 17 main_~y~0))} is VALID [2022-04-15 05:59:22,620 INFO L290 TraceCheckUtils]: 23: Hoare triple {17572#(and (<= main_~y~0 17) (<= 17 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17573#(and (<= 18 main_~y~0) (<= main_~y~0 18))} is VALID [2022-04-15 05:59:22,621 INFO L290 TraceCheckUtils]: 24: Hoare triple {17573#(and (<= 18 main_~y~0) (<= main_~y~0 18))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17574#(and (<= 19 main_~y~0) (<= main_~y~0 19))} is VALID [2022-04-15 05:59:22,621 INFO L290 TraceCheckUtils]: 25: Hoare triple {17574#(and (<= 19 main_~y~0) (<= main_~y~0 19))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17575#(and (<= 20 main_~y~0) (<= main_~y~0 20))} is VALID [2022-04-15 05:59:22,622 INFO L290 TraceCheckUtils]: 26: Hoare triple {17575#(and (<= 20 main_~y~0) (<= main_~y~0 20))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17576#(and (<= main_~y~0 21) (<= 21 main_~y~0))} is VALID [2022-04-15 05:59:22,622 INFO L290 TraceCheckUtils]: 27: Hoare triple {17576#(and (<= main_~y~0 21) (<= 21 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17577#(and (<= main_~y~0 22) (<= 22 main_~y~0))} is VALID [2022-04-15 05:59:22,623 INFO L290 TraceCheckUtils]: 28: Hoare triple {17577#(and (<= main_~y~0 22) (<= 22 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17578#(and (<= main_~y~0 23) (<= 23 main_~y~0))} is VALID [2022-04-15 05:59:22,623 INFO L290 TraceCheckUtils]: 29: Hoare triple {17578#(and (<= main_~y~0 23) (<= 23 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17579#(and (<= 24 main_~y~0) (<= main_~y~0 24))} is VALID [2022-04-15 05:59:22,624 INFO L290 TraceCheckUtils]: 30: Hoare triple {17579#(and (<= 24 main_~y~0) (<= main_~y~0 24))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17580#(and (<= 25 main_~y~0) (<= main_~y~0 25))} is VALID [2022-04-15 05:59:22,624 INFO L290 TraceCheckUtils]: 31: Hoare triple {17580#(and (<= 25 main_~y~0) (<= main_~y~0 25))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17581#(and (<= main_~y~0 26) (<= 26 main_~y~0))} is VALID [2022-04-15 05:59:22,625 INFO L290 TraceCheckUtils]: 32: Hoare triple {17581#(and (<= main_~y~0 26) (<= 26 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17582#(and (<= main_~y~0 27) (<= 27 main_~y~0))} is VALID [2022-04-15 05:59:22,625 INFO L290 TraceCheckUtils]: 33: Hoare triple {17582#(and (<= main_~y~0 27) (<= 27 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17583#(and (<= main_~y~0 28) (<= 28 main_~y~0))} is VALID [2022-04-15 05:59:22,626 INFO L290 TraceCheckUtils]: 34: Hoare triple {17583#(and (<= main_~y~0 28) (<= 28 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17584#(and (<= 29 main_~y~0) (<= main_~y~0 29))} is VALID [2022-04-15 05:59:22,626 INFO L290 TraceCheckUtils]: 35: Hoare triple {17584#(and (<= 29 main_~y~0) (<= main_~y~0 29))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17585#(and (<= main_~y~0 30) (<= 30 main_~y~0))} is VALID [2022-04-15 05:59:22,627 INFO L290 TraceCheckUtils]: 36: Hoare triple {17585#(and (<= main_~y~0 30) (<= 30 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17586#(and (<= main_~y~0 31) (<= 31 main_~y~0))} is VALID [2022-04-15 05:59:22,627 INFO L290 TraceCheckUtils]: 37: Hoare triple {17586#(and (<= main_~y~0 31) (<= 31 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17587#(and (<= main_~y~0 32) (<= 32 main_~y~0))} is VALID [2022-04-15 05:59:22,628 INFO L290 TraceCheckUtils]: 38: Hoare triple {17587#(and (<= main_~y~0 32) (<= 32 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17588#(and (<= 33 main_~y~0) (<= main_~y~0 33))} is VALID [2022-04-15 05:59:22,629 INFO L290 TraceCheckUtils]: 39: Hoare triple {17588#(and (<= 33 main_~y~0) (<= main_~y~0 33))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17589#(and (<= main_~y~0 34) (<= 34 main_~y~0))} is VALID [2022-04-15 05:59:22,629 INFO L290 TraceCheckUtils]: 40: Hoare triple {17589#(and (<= main_~y~0 34) (<= 34 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17590#(and (<= 35 main_~y~0) (<= main_~y~0 35))} is VALID [2022-04-15 05:59:22,630 INFO L290 TraceCheckUtils]: 41: Hoare triple {17590#(and (<= 35 main_~y~0) (<= main_~y~0 35))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17591#(and (<= 36 main_~y~0) (<= main_~y~0 36))} is VALID [2022-04-15 05:59:22,630 INFO L290 TraceCheckUtils]: 42: Hoare triple {17591#(and (<= 36 main_~y~0) (<= main_~y~0 36))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17592#(and (<= main_~y~0 37) (<= 37 main_~y~0))} is VALID [2022-04-15 05:59:22,631 INFO L290 TraceCheckUtils]: 43: Hoare triple {17592#(and (<= main_~y~0 37) (<= 37 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17727#(and (<= 38 main_~y~0) (<= main_~y~0 38))} is VALID [2022-04-15 05:59:22,631 INFO L290 TraceCheckUtils]: 44: Hoare triple {17727#(and (<= 38 main_~y~0) (<= main_~y~0 38))} assume !(~y~0 % 4294967296 < 1024); {17551#false} is VALID [2022-04-15 05:59:22,631 INFO L272 TraceCheckUtils]: 45: Hoare triple {17551#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {17551#false} is VALID [2022-04-15 05:59:22,631 INFO L290 TraceCheckUtils]: 46: Hoare triple {17551#false} ~cond := #in~cond; {17551#false} is VALID [2022-04-15 05:59:22,631 INFO L290 TraceCheckUtils]: 47: Hoare triple {17551#false} assume 0 == ~cond; {17551#false} is VALID [2022-04-15 05:59:22,631 INFO L290 TraceCheckUtils]: 48: Hoare triple {17551#false} assume !false; {17551#false} is VALID [2022-04-15 05:59:22,632 INFO L134 CoverageAnalysis]: Checked inductivity of 741 backedges. 0 proven. 741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 05:59:22,632 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-15 05:59:25,189 INFO L290 TraceCheckUtils]: 48: Hoare triple {17551#false} assume !false; {17551#false} is VALID [2022-04-15 05:59:25,189 INFO L290 TraceCheckUtils]: 47: Hoare triple {17551#false} assume 0 == ~cond; {17551#false} is VALID [2022-04-15 05:59:25,189 INFO L290 TraceCheckUtils]: 46: Hoare triple {17551#false} ~cond := #in~cond; {17551#false} is VALID [2022-04-15 05:59:25,190 INFO L272 TraceCheckUtils]: 45: Hoare triple {17551#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {17551#false} is VALID [2022-04-15 05:59:25,190 INFO L290 TraceCheckUtils]: 44: Hoare triple {17755#(< (mod main_~y~0 4294967296) 1024)} assume !(~y~0 % 4294967296 < 1024); {17551#false} is VALID [2022-04-15 05:59:25,191 INFO L290 TraceCheckUtils]: 43: Hoare triple {17759#(< (mod (+ main_~y~0 1) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17755#(< (mod main_~y~0 4294967296) 1024)} is VALID [2022-04-15 05:59:25,192 INFO L290 TraceCheckUtils]: 42: Hoare triple {17763#(< (mod (+ main_~y~0 2) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17759#(< (mod (+ main_~y~0 1) 4294967296) 1024)} is VALID [2022-04-15 05:59:25,192 INFO L290 TraceCheckUtils]: 41: Hoare triple {17767#(< (mod (+ main_~y~0 3) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17763#(< (mod (+ main_~y~0 2) 4294967296) 1024)} is VALID [2022-04-15 05:59:25,193 INFO L290 TraceCheckUtils]: 40: Hoare triple {17771#(< (mod (+ main_~y~0 4) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17767#(< (mod (+ main_~y~0 3) 4294967296) 1024)} is VALID [2022-04-15 05:59:25,194 INFO L290 TraceCheckUtils]: 39: Hoare triple {17775#(< (mod (+ 5 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17771#(< (mod (+ main_~y~0 4) 4294967296) 1024)} is VALID [2022-04-15 05:59:25,194 INFO L290 TraceCheckUtils]: 38: Hoare triple {17779#(< (mod (+ main_~y~0 6) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17775#(< (mod (+ 5 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:59:25,195 INFO L290 TraceCheckUtils]: 37: Hoare triple {17783#(< (mod (+ 7 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17779#(< (mod (+ main_~y~0 6) 4294967296) 1024)} is VALID [2022-04-15 05:59:25,195 INFO L290 TraceCheckUtils]: 36: Hoare triple {17787#(< (mod (+ main_~y~0 8) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17783#(< (mod (+ 7 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:59:25,196 INFO L290 TraceCheckUtils]: 35: Hoare triple {17791#(< (mod (+ main_~y~0 9) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17787#(< (mod (+ main_~y~0 8) 4294967296) 1024)} is VALID [2022-04-15 05:59:25,197 INFO L290 TraceCheckUtils]: 34: Hoare triple {17795#(< (mod (+ main_~y~0 10) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17791#(< (mod (+ main_~y~0 9) 4294967296) 1024)} is VALID [2022-04-15 05:59:25,197 INFO L290 TraceCheckUtils]: 33: Hoare triple {17799#(< (mod (+ main_~y~0 11) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17795#(< (mod (+ main_~y~0 10) 4294967296) 1024)} is VALID [2022-04-15 05:59:25,198 INFO L290 TraceCheckUtils]: 32: Hoare triple {17803#(< (mod (+ main_~y~0 12) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17799#(< (mod (+ main_~y~0 11) 4294967296) 1024)} is VALID [2022-04-15 05:59:25,199 INFO L290 TraceCheckUtils]: 31: Hoare triple {17807#(< (mod (+ main_~y~0 13) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17803#(< (mod (+ main_~y~0 12) 4294967296) 1024)} is VALID [2022-04-15 05:59:25,199 INFO L290 TraceCheckUtils]: 30: Hoare triple {17811#(< (mod (+ main_~y~0 14) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17807#(< (mod (+ main_~y~0 13) 4294967296) 1024)} is VALID [2022-04-15 05:59:25,200 INFO L290 TraceCheckUtils]: 29: Hoare triple {17815#(< (mod (+ main_~y~0 15) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17811#(< (mod (+ main_~y~0 14) 4294967296) 1024)} is VALID [2022-04-15 05:59:25,200 INFO L290 TraceCheckUtils]: 28: Hoare triple {17819#(< (mod (+ main_~y~0 16) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17815#(< (mod (+ main_~y~0 15) 4294967296) 1024)} is VALID [2022-04-15 05:59:25,201 INFO L290 TraceCheckUtils]: 27: Hoare triple {17823#(< (mod (+ main_~y~0 17) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17819#(< (mod (+ main_~y~0 16) 4294967296) 1024)} is VALID [2022-04-15 05:59:25,202 INFO L290 TraceCheckUtils]: 26: Hoare triple {17827#(< (mod (+ main_~y~0 18) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17823#(< (mod (+ main_~y~0 17) 4294967296) 1024)} is VALID [2022-04-15 05:59:25,202 INFO L290 TraceCheckUtils]: 25: Hoare triple {17831#(< (mod (+ 19 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17827#(< (mod (+ main_~y~0 18) 4294967296) 1024)} is VALID [2022-04-15 05:59:25,203 INFO L290 TraceCheckUtils]: 24: Hoare triple {17835#(< (mod (+ main_~y~0 20) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17831#(< (mod (+ 19 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:59:25,204 INFO L290 TraceCheckUtils]: 23: Hoare triple {17839#(< (mod (+ main_~y~0 21) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17835#(< (mod (+ main_~y~0 20) 4294967296) 1024)} is VALID [2022-04-15 05:59:25,204 INFO L290 TraceCheckUtils]: 22: Hoare triple {17843#(< (mod (+ main_~y~0 22) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17839#(< (mod (+ main_~y~0 21) 4294967296) 1024)} is VALID [2022-04-15 05:59:25,205 INFO L290 TraceCheckUtils]: 21: Hoare triple {17847#(< (mod (+ 23 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17843#(< (mod (+ main_~y~0 22) 4294967296) 1024)} is VALID [2022-04-15 05:59:25,205 INFO L290 TraceCheckUtils]: 20: Hoare triple {17851#(< (mod (+ main_~y~0 24) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17847#(< (mod (+ 23 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:59:25,206 INFO L290 TraceCheckUtils]: 19: Hoare triple {17855#(< (mod (+ main_~y~0 25) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17851#(< (mod (+ main_~y~0 24) 4294967296) 1024)} is VALID [2022-04-15 05:59:25,207 INFO L290 TraceCheckUtils]: 18: Hoare triple {17859#(< (mod (+ main_~y~0 26) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17855#(< (mod (+ main_~y~0 25) 4294967296) 1024)} is VALID [2022-04-15 05:59:25,207 INFO L290 TraceCheckUtils]: 17: Hoare triple {17863#(< (mod (+ main_~y~0 27) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17859#(< (mod (+ main_~y~0 26) 4294967296) 1024)} is VALID [2022-04-15 05:59:25,208 INFO L290 TraceCheckUtils]: 16: Hoare triple {17867#(< (mod (+ main_~y~0 28) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17863#(< (mod (+ main_~y~0 27) 4294967296) 1024)} is VALID [2022-04-15 05:59:25,209 INFO L290 TraceCheckUtils]: 15: Hoare triple {17871#(< (mod (+ 29 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17867#(< (mod (+ main_~y~0 28) 4294967296) 1024)} is VALID [2022-04-15 05:59:25,209 INFO L290 TraceCheckUtils]: 14: Hoare triple {17875#(< (mod (+ 30 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17871#(< (mod (+ 29 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:59:25,210 INFO L290 TraceCheckUtils]: 13: Hoare triple {17879#(< (mod (+ main_~y~0 31) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17875#(< (mod (+ 30 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:59:25,210 INFO L290 TraceCheckUtils]: 12: Hoare triple {17883#(< (mod (+ 32 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17879#(< (mod (+ main_~y~0 31) 4294967296) 1024)} is VALID [2022-04-15 05:59:25,212 INFO L290 TraceCheckUtils]: 11: Hoare triple {17887#(< (mod (+ main_~y~0 33) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17883#(< (mod (+ 32 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:59:25,212 INFO L290 TraceCheckUtils]: 10: Hoare triple {17891#(< (mod (+ main_~y~0 34) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17887#(< (mod (+ main_~y~0 33) 4294967296) 1024)} is VALID [2022-04-15 05:59:25,214 INFO L290 TraceCheckUtils]: 9: Hoare triple {17895#(< (mod (+ 35 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17891#(< (mod (+ main_~y~0 34) 4294967296) 1024)} is VALID [2022-04-15 05:59:25,215 INFO L290 TraceCheckUtils]: 8: Hoare triple {17899#(< (mod (+ main_~y~0 36) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17895#(< (mod (+ 35 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:59:25,215 INFO L290 TraceCheckUtils]: 7: Hoare triple {17903#(< (mod (+ main_~y~0 37) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17899#(< (mod (+ main_~y~0 36) 4294967296) 1024)} is VALID [2022-04-15 05:59:25,216 INFO L290 TraceCheckUtils]: 6: Hoare triple {17907#(< (mod (+ main_~y~0 38) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {17903#(< (mod (+ main_~y~0 37) 4294967296) 1024)} is VALID [2022-04-15 05:59:25,216 INFO L290 TraceCheckUtils]: 5: Hoare triple {17550#true} ~x~0 := 1;~y~0 := 0; {17907#(< (mod (+ main_~y~0 38) 4294967296) 1024)} is VALID [2022-04-15 05:59:25,216 INFO L272 TraceCheckUtils]: 4: Hoare triple {17550#true} call #t~ret5 := main(); {17550#true} is VALID [2022-04-15 05:59:25,216 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {17550#true} {17550#true} #34#return; {17550#true} is VALID [2022-04-15 05:59:25,217 INFO L290 TraceCheckUtils]: 2: Hoare triple {17550#true} assume true; {17550#true} is VALID [2022-04-15 05:59:25,217 INFO L290 TraceCheckUtils]: 1: Hoare triple {17550#true} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {17550#true} is VALID [2022-04-15 05:59:25,217 INFO L272 TraceCheckUtils]: 0: Hoare triple {17550#true} call ULTIMATE.init(); {17550#true} is VALID [2022-04-15 05:59:25,217 INFO L134 CoverageAnalysis]: Checked inductivity of 741 backedges. 0 proven. 741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 05:59:25,217 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1433092163] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-15 05:59:25,217 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-04-15 05:59:25,217 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [42, 41, 41] total 82 [2022-04-15 05:59:25,217 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-15 05:59:25,217 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [1215374495] [2022-04-15 05:59:25,218 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [1215374495] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-15 05:59:25,218 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-15 05:59:25,218 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [42] imperfect sequences [] total 42 [2022-04-15 05:59:25,218 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1656860626] [2022-04-15 05:59:25,218 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-15 05:59:25,218 INFO L78 Accepts]: Start accepts. Automaton has has 42 states, 42 states have (on average 1.0714285714285714) internal successors, (45), 41 states have internal predecessors, (45), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 49 [2022-04-15 05:59:25,218 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-15 05:59:25,218 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 42 states, 42 states have (on average 1.0714285714285714) internal successors, (45), 41 states have internal predecessors, (45), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:59:25,247 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 49 edges. 49 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 05:59:25,247 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 42 states [2022-04-15 05:59:25,247 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-15 05:59:25,248 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2022-04-15 05:59:25,248 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1760, Invalid=4882, Unknown=0, NotChecked=0, Total=6642 [2022-04-15 05:59:25,249 INFO L87 Difference]: Start difference. First operand 50 states and 50 transitions. Second operand has 42 states, 42 states have (on average 1.0714285714285714) internal successors, (45), 41 states have internal predecessors, (45), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:59:28,566 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 05:59:28,566 INFO L93 Difference]: Finished difference Result 56 states and 56 transitions. [2022-04-15 05:59:28,566 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2022-04-15 05:59:28,566 INFO L78 Accepts]: Start accepts. Automaton has has 42 states, 42 states have (on average 1.0714285714285714) internal successors, (45), 41 states have internal predecessors, (45), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 49 [2022-04-15 05:59:28,566 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-15 05:59:28,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 42 states, 42 states have (on average 1.0714285714285714) internal successors, (45), 41 states have internal predecessors, (45), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:59:28,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 42 states and 56 transitions. [2022-04-15 05:59:28,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 42 states, 42 states have (on average 1.0714285714285714) internal successors, (45), 41 states have internal predecessors, (45), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:59:28,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 42 states and 56 transitions. [2022-04-15 05:59:28,568 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 42 states and 56 transitions. [2022-04-15 05:59:28,604 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 56 edges. 56 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 05:59:28,604 INFO L225 Difference]: With dead ends: 56 [2022-04-15 05:59:28,605 INFO L226 Difference]: Without dead ends: 51 [2022-04-15 05:59:28,606 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 179 GetRequests, 59 SyntacticMatches, 1 SemanticMatches, 119 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 823 ImplicationChecksByTransitivity, 3.9s TimeCoverageRelationStatistics Valid=3513, Invalid=11007, Unknown=0, NotChecked=0, Total=14520 [2022-04-15 05:59:28,606 INFO L913 BasicCegarLoop]: 11 mSDtfsCounter, 6 mSDsluCounter, 127 mSDsCounter, 0 mSdLazyCounter, 1609 mSolverCounterSat, 79 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 138 SdHoareTripleChecker+Invalid, 1688 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 79 IncrementalHoareTripleChecker+Valid, 1609 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-04-15 05:59:28,606 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [6 Valid, 138 Invalid, 1688 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [79 Valid, 1609 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-04-15 05:59:28,606 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51 states. [2022-04-15 05:59:28,662 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51 to 51. [2022-04-15 05:59:28,662 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-15 05:59:28,662 INFO L82 GeneralOperation]: Start isEquivalent. First operand 51 states. Second operand has 51 states, 46 states have (on average 1.0217391304347827) internal successors, (47), 46 states have internal predecessors, (47), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:59:28,662 INFO L74 IsIncluded]: Start isIncluded. First operand 51 states. Second operand has 51 states, 46 states have (on average 1.0217391304347827) internal successors, (47), 46 states have internal predecessors, (47), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:59:28,662 INFO L87 Difference]: Start difference. First operand 51 states. Second operand has 51 states, 46 states have (on average 1.0217391304347827) internal successors, (47), 46 states have internal predecessors, (47), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:59:28,663 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 05:59:28,663 INFO L93 Difference]: Finished difference Result 51 states and 51 transitions. [2022-04-15 05:59:28,663 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 51 transitions. [2022-04-15 05:59:28,663 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-15 05:59:28,663 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-15 05:59:28,663 INFO L74 IsIncluded]: Start isIncluded. First operand has 51 states, 46 states have (on average 1.0217391304347827) internal successors, (47), 46 states have internal predecessors, (47), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 51 states. [2022-04-15 05:59:28,663 INFO L87 Difference]: Start difference. First operand has 51 states, 46 states have (on average 1.0217391304347827) internal successors, (47), 46 states have internal predecessors, (47), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 51 states. [2022-04-15 05:59:28,663 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 05:59:28,664 INFO L93 Difference]: Finished difference Result 51 states and 51 transitions. [2022-04-15 05:59:28,664 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 51 transitions. [2022-04-15 05:59:28,664 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-15 05:59:28,664 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-15 05:59:28,664 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-15 05:59:28,664 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-15 05:59:28,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 51 states, 46 states have (on average 1.0217391304347827) internal successors, (47), 46 states have internal predecessors, (47), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:59:28,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 51 states and 51 transitions. [2022-04-15 05:59:28,674 INFO L78 Accepts]: Start accepts. Automaton has 51 states and 51 transitions. Word has length 49 [2022-04-15 05:59:28,674 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-15 05:59:28,674 INFO L478 AbstractCegarLoop]: Abstraction has 51 states and 51 transitions. [2022-04-15 05:59:28,674 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 42 states, 42 states have (on average 1.0714285714285714) internal successors, (45), 41 states have internal predecessors, (45), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:59:28,674 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 51 states and 51 transitions. [2022-04-15 05:59:28,713 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 51 edges. 51 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 05:59:28,713 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 51 transitions. [2022-04-15 05:59:28,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-04-15 05:59:28,714 INFO L491 BasicCegarLoop]: Found error trace [2022-04-15 05:59:28,714 INFO L499 BasicCegarLoop]: trace histogram [39, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-15 05:59:28,732 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (39)] Ended with exit code 0 [2022-04-15 05:59:28,914 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 39 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable76,SelfDestructingSolverStorable77 [2022-04-15 05:59:28,914 INFO L403 AbstractCegarLoop]: === Iteration 41 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-15 05:59:28,914 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-15 05:59:28,915 INFO L85 PathProgramCache]: Analyzing trace with hash 1711637686, now seen corresponding path program 77 times [2022-04-15 05:59:28,915 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-15 05:59:28,915 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [1906282687] [2022-04-15 05:59:29,383 INFO L89 AcceleratorJordan]: Jordan loop acceleration statistics: 1 HavocedVariables, 2 AssignedVariables, 0 ReadonlyVariables, Eigenvalues: {0={1=1}, 1={2=1}}, 1 SequentialAcceleration, 0 AlternatingAcceleration, 1 QuantifierFreeResult [2022-04-15 05:59:29,384 INFO L271 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2022-04-15 05:59:29,386 INFO L85 PathProgramCache]: Analyzing trace with hash 378695287, now seen corresponding path program 1 times [2022-04-15 05:59:29,386 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-15 05:59:29,386 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1499836299] [2022-04-15 05:59:29,386 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-15 05:59:29,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-15 05:59:29,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-15 05:59:29,391 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-04-15 05:59:29,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-15 05:59:29,393 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-04-15 05:59:29,394 INFO L85 PathProgramCache]: Analyzing trace with hash 1711637686, now seen corresponding path program 78 times [2022-04-15 05:59:29,394 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-15 05:59:29,394 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1190429639] [2022-04-15 05:59:29,394 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-15 05:59:29,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-15 05:59:29,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 05:59:30,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-15 05:59:30,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 05:59:30,305 INFO L290 TraceCheckUtils]: 0: Hoare triple {18367#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {18322#true} is VALID [2022-04-15 05:59:30,305 INFO L290 TraceCheckUtils]: 1: Hoare triple {18322#true} assume true; {18322#true} is VALID [2022-04-15 05:59:30,305 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {18322#true} {18322#true} #34#return; {18322#true} is VALID [2022-04-15 05:59:30,305 INFO L272 TraceCheckUtils]: 0: Hoare triple {18322#true} call ULTIMATE.init(); {18367#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} is VALID [2022-04-15 05:59:30,305 INFO L290 TraceCheckUtils]: 1: Hoare triple {18367#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {18322#true} is VALID [2022-04-15 05:59:30,305 INFO L290 TraceCheckUtils]: 2: Hoare triple {18322#true} assume true; {18322#true} is VALID [2022-04-15 05:59:30,305 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {18322#true} {18322#true} #34#return; {18322#true} is VALID [2022-04-15 05:59:30,305 INFO L272 TraceCheckUtils]: 4: Hoare triple {18322#true} call #t~ret5 := main(); {18322#true} is VALID [2022-04-15 05:59:30,306 INFO L290 TraceCheckUtils]: 5: Hoare triple {18322#true} ~x~0 := 1;~y~0 := 0; {18327#(= main_~y~0 0)} is VALID [2022-04-15 05:59:30,306 INFO L290 TraceCheckUtils]: 6: Hoare triple {18327#(= main_~y~0 0)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {18328#(and (<= 1 main_~y~0) (<= main_~y~0 1))} is VALID [2022-04-15 05:59:30,307 INFO L290 TraceCheckUtils]: 7: Hoare triple {18328#(and (<= 1 main_~y~0) (<= main_~y~0 1))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {18329#(and (<= 2 main_~y~0) (<= main_~y~0 2))} is VALID [2022-04-15 05:59:30,307 INFO L290 TraceCheckUtils]: 8: Hoare triple {18329#(and (<= 2 main_~y~0) (<= main_~y~0 2))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {18330#(and (<= main_~y~0 3) (<= 3 main_~y~0))} is VALID [2022-04-15 05:59:30,308 INFO L290 TraceCheckUtils]: 9: Hoare triple {18330#(and (<= main_~y~0 3) (<= 3 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {18331#(and (<= main_~y~0 4) (<= 4 main_~y~0))} is VALID [2022-04-15 05:59:30,308 INFO L290 TraceCheckUtils]: 10: Hoare triple {18331#(and (<= main_~y~0 4) (<= 4 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {18332#(and (<= 5 main_~y~0) (<= main_~y~0 5))} is VALID [2022-04-15 05:59:30,309 INFO L290 TraceCheckUtils]: 11: Hoare triple {18332#(and (<= 5 main_~y~0) (<= main_~y~0 5))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {18333#(and (<= main_~y~0 6) (<= 6 main_~y~0))} is VALID [2022-04-15 05:59:30,309 INFO L290 TraceCheckUtils]: 12: Hoare triple {18333#(and (<= main_~y~0 6) (<= 6 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {18334#(and (<= 7 main_~y~0) (<= main_~y~0 7))} is VALID [2022-04-15 05:59:30,310 INFO L290 TraceCheckUtils]: 13: Hoare triple {18334#(and (<= 7 main_~y~0) (<= main_~y~0 7))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {18335#(and (<= main_~y~0 8) (<= 8 main_~y~0))} is VALID [2022-04-15 05:59:30,310 INFO L290 TraceCheckUtils]: 14: Hoare triple {18335#(and (<= main_~y~0 8) (<= 8 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {18336#(and (<= 9 main_~y~0) (<= main_~y~0 9))} is VALID [2022-04-15 05:59:30,311 INFO L290 TraceCheckUtils]: 15: Hoare triple {18336#(and (<= 9 main_~y~0) (<= main_~y~0 9))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {18337#(and (<= main_~y~0 10) (<= 10 main_~y~0))} is VALID [2022-04-15 05:59:30,311 INFO L290 TraceCheckUtils]: 16: Hoare triple {18337#(and (<= main_~y~0 10) (<= 10 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {18338#(and (<= main_~y~0 11) (<= 11 main_~y~0))} is VALID [2022-04-15 05:59:30,312 INFO L290 TraceCheckUtils]: 17: Hoare triple {18338#(and (<= main_~y~0 11) (<= 11 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {18339#(and (<= 12 main_~y~0) (<= main_~y~0 12))} is VALID [2022-04-15 05:59:30,312 INFO L290 TraceCheckUtils]: 18: Hoare triple {18339#(and (<= 12 main_~y~0) (<= main_~y~0 12))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {18340#(and (<= main_~y~0 13) (<= 13 main_~y~0))} is VALID [2022-04-15 05:59:30,313 INFO L290 TraceCheckUtils]: 19: Hoare triple {18340#(and (<= main_~y~0 13) (<= 13 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {18341#(and (<= 14 main_~y~0) (<= main_~y~0 14))} is VALID [2022-04-15 05:59:30,313 INFO L290 TraceCheckUtils]: 20: Hoare triple {18341#(and (<= 14 main_~y~0) (<= main_~y~0 14))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {18342#(and (<= main_~y~0 15) (<= 15 main_~y~0))} is VALID [2022-04-15 05:59:30,314 INFO L290 TraceCheckUtils]: 21: Hoare triple {18342#(and (<= main_~y~0 15) (<= 15 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {18343#(and (<= 16 main_~y~0) (<= main_~y~0 16))} is VALID [2022-04-15 05:59:30,314 INFO L290 TraceCheckUtils]: 22: Hoare triple {18343#(and (<= 16 main_~y~0) (<= main_~y~0 16))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {18344#(and (<= main_~y~0 17) (<= 17 main_~y~0))} is VALID [2022-04-15 05:59:30,315 INFO L290 TraceCheckUtils]: 23: Hoare triple {18344#(and (<= main_~y~0 17) (<= 17 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {18345#(and (<= 18 main_~y~0) (<= main_~y~0 18))} is VALID [2022-04-15 05:59:30,315 INFO L290 TraceCheckUtils]: 24: Hoare triple {18345#(and (<= 18 main_~y~0) (<= main_~y~0 18))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {18346#(and (<= 19 main_~y~0) (<= main_~y~0 19))} is VALID [2022-04-15 05:59:30,316 INFO L290 TraceCheckUtils]: 25: Hoare triple {18346#(and (<= 19 main_~y~0) (<= main_~y~0 19))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {18347#(and (<= 20 main_~y~0) (<= main_~y~0 20))} is VALID [2022-04-15 05:59:30,316 INFO L290 TraceCheckUtils]: 26: Hoare triple {18347#(and (<= 20 main_~y~0) (<= main_~y~0 20))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {18348#(and (<= main_~y~0 21) (<= 21 main_~y~0))} is VALID [2022-04-15 05:59:30,317 INFO L290 TraceCheckUtils]: 27: Hoare triple {18348#(and (<= main_~y~0 21) (<= 21 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {18349#(and (<= main_~y~0 22) (<= 22 main_~y~0))} is VALID [2022-04-15 05:59:30,317 INFO L290 TraceCheckUtils]: 28: Hoare triple {18349#(and (<= main_~y~0 22) (<= 22 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {18350#(and (<= main_~y~0 23) (<= 23 main_~y~0))} is VALID [2022-04-15 05:59:30,318 INFO L290 TraceCheckUtils]: 29: Hoare triple {18350#(and (<= main_~y~0 23) (<= 23 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {18351#(and (<= 24 main_~y~0) (<= main_~y~0 24))} is VALID [2022-04-15 05:59:30,318 INFO L290 TraceCheckUtils]: 30: Hoare triple {18351#(and (<= 24 main_~y~0) (<= main_~y~0 24))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {18352#(and (<= 25 main_~y~0) (<= main_~y~0 25))} is VALID [2022-04-15 05:59:30,319 INFO L290 TraceCheckUtils]: 31: Hoare triple {18352#(and (<= 25 main_~y~0) (<= main_~y~0 25))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {18353#(and (<= main_~y~0 26) (<= 26 main_~y~0))} is VALID [2022-04-15 05:59:30,319 INFO L290 TraceCheckUtils]: 32: Hoare triple {18353#(and (<= main_~y~0 26) (<= 26 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {18354#(and (<= main_~y~0 27) (<= 27 main_~y~0))} is VALID [2022-04-15 05:59:30,320 INFO L290 TraceCheckUtils]: 33: Hoare triple {18354#(and (<= main_~y~0 27) (<= 27 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {18355#(and (<= main_~y~0 28) (<= 28 main_~y~0))} is VALID [2022-04-15 05:59:30,320 INFO L290 TraceCheckUtils]: 34: Hoare triple {18355#(and (<= main_~y~0 28) (<= 28 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {18356#(and (<= 29 main_~y~0) (<= main_~y~0 29))} is VALID [2022-04-15 05:59:30,321 INFO L290 TraceCheckUtils]: 35: Hoare triple {18356#(and (<= 29 main_~y~0) (<= main_~y~0 29))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {18357#(and (<= main_~y~0 30) (<= 30 main_~y~0))} is VALID [2022-04-15 05:59:30,321 INFO L290 TraceCheckUtils]: 36: Hoare triple {18357#(and (<= main_~y~0 30) (<= 30 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {18358#(and (<= main_~y~0 31) (<= 31 main_~y~0))} is VALID [2022-04-15 05:59:30,322 INFO L290 TraceCheckUtils]: 37: Hoare triple {18358#(and (<= main_~y~0 31) (<= 31 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {18359#(and (<= main_~y~0 32) (<= 32 main_~y~0))} is VALID [2022-04-15 05:59:30,322 INFO L290 TraceCheckUtils]: 38: Hoare triple {18359#(and (<= main_~y~0 32) (<= 32 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {18360#(and (<= 33 main_~y~0) (<= main_~y~0 33))} is VALID [2022-04-15 05:59:30,323 INFO L290 TraceCheckUtils]: 39: Hoare triple {18360#(and (<= 33 main_~y~0) (<= main_~y~0 33))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {18361#(and (<= main_~y~0 34) (<= 34 main_~y~0))} is VALID [2022-04-15 05:59:30,324 INFO L290 TraceCheckUtils]: 40: Hoare triple {18361#(and (<= main_~y~0 34) (<= 34 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {18362#(and (<= 35 main_~y~0) (<= main_~y~0 35))} is VALID [2022-04-15 05:59:30,324 INFO L290 TraceCheckUtils]: 41: Hoare triple {18362#(and (<= 35 main_~y~0) (<= main_~y~0 35))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {18363#(and (<= 36 main_~y~0) (<= main_~y~0 36))} is VALID [2022-04-15 05:59:30,325 INFO L290 TraceCheckUtils]: 42: Hoare triple {18363#(and (<= 36 main_~y~0) (<= main_~y~0 36))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {18364#(and (<= main_~y~0 37) (<= 37 main_~y~0))} is VALID [2022-04-15 05:59:30,325 INFO L290 TraceCheckUtils]: 43: Hoare triple {18364#(and (<= main_~y~0 37) (<= 37 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {18365#(and (<= 38 main_~y~0) (<= main_~y~0 38))} is VALID [2022-04-15 05:59:30,326 INFO L290 TraceCheckUtils]: 44: Hoare triple {18365#(and (<= 38 main_~y~0) (<= main_~y~0 38))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {18366#(and (not (<= (+ (div main_~y~0 4294967296) 1) 0)) (<= main_~y~0 39))} is VALID [2022-04-15 05:59:30,326 INFO L290 TraceCheckUtils]: 45: Hoare triple {18366#(and (not (<= (+ (div main_~y~0 4294967296) 1) 0)) (<= main_~y~0 39))} assume !(~y~0 % 4294967296 < 1024); {18323#false} is VALID [2022-04-15 05:59:30,326 INFO L272 TraceCheckUtils]: 46: Hoare triple {18323#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {18323#false} is VALID [2022-04-15 05:59:30,326 INFO L290 TraceCheckUtils]: 47: Hoare triple {18323#false} ~cond := #in~cond; {18323#false} is VALID [2022-04-15 05:59:30,326 INFO L290 TraceCheckUtils]: 48: Hoare triple {18323#false} assume 0 == ~cond; {18323#false} is VALID [2022-04-15 05:59:30,326 INFO L290 TraceCheckUtils]: 49: Hoare triple {18323#false} assume !false; {18323#false} is VALID [2022-04-15 05:59:30,327 INFO L134 CoverageAnalysis]: Checked inductivity of 780 backedges. 0 proven. 780 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 05:59:30,327 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-15 05:59:30,327 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1190429639] [2022-04-15 05:59:30,327 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1190429639] provided 0 perfect and 1 imperfect interpolant sequences [2022-04-15 05:59:30,327 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1082192489] [2022-04-15 05:59:30,327 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2022-04-15 05:59:30,327 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-15 05:59:30,327 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-15 05:59:30,328 INFO L229 MonitoredProcess]: Starting monitored process 40 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-04-15 05:59:30,329 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (40)] Waiting until timeout for monitored process [2022-04-15 05:59:32,691 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 21 check-sat command(s) [2022-04-15 05:59:32,691 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-15 05:59:32,697 INFO L263 TraceCheckSpWp]: Trace formula consists of 248 conjuncts, 81 conjunts are in the unsatisfiable core [2022-04-15 05:59:32,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 05:59:32,711 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-15 05:59:33,200 INFO L272 TraceCheckUtils]: 0: Hoare triple {18322#true} call ULTIMATE.init(); {18322#true} is VALID [2022-04-15 05:59:33,200 INFO L290 TraceCheckUtils]: 1: Hoare triple {18322#true} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {18322#true} is VALID [2022-04-15 05:59:33,200 INFO L290 TraceCheckUtils]: 2: Hoare triple {18322#true} assume true; {18322#true} is VALID [2022-04-15 05:59:33,200 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {18322#true} {18322#true} #34#return; {18322#true} is VALID [2022-04-15 05:59:33,200 INFO L272 TraceCheckUtils]: 4: Hoare triple {18322#true} call #t~ret5 := main(); {18322#true} is VALID [2022-04-15 05:59:33,201 INFO L290 TraceCheckUtils]: 5: Hoare triple {18322#true} ~x~0 := 1;~y~0 := 0; {18327#(= main_~y~0 0)} is VALID [2022-04-15 05:59:33,201 INFO L290 TraceCheckUtils]: 6: Hoare triple {18327#(= main_~y~0 0)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {18328#(and (<= 1 main_~y~0) (<= main_~y~0 1))} is VALID [2022-04-15 05:59:33,202 INFO L290 TraceCheckUtils]: 7: Hoare triple {18328#(and (<= 1 main_~y~0) (<= main_~y~0 1))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {18329#(and (<= 2 main_~y~0) (<= main_~y~0 2))} is VALID [2022-04-15 05:59:33,202 INFO L290 TraceCheckUtils]: 8: Hoare triple {18329#(and (<= 2 main_~y~0) (<= main_~y~0 2))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {18330#(and (<= main_~y~0 3) (<= 3 main_~y~0))} is VALID [2022-04-15 05:59:33,203 INFO L290 TraceCheckUtils]: 9: Hoare triple {18330#(and (<= main_~y~0 3) (<= 3 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {18331#(and (<= main_~y~0 4) (<= 4 main_~y~0))} is VALID [2022-04-15 05:59:33,203 INFO L290 TraceCheckUtils]: 10: Hoare triple {18331#(and (<= main_~y~0 4) (<= 4 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {18332#(and (<= 5 main_~y~0) (<= main_~y~0 5))} is VALID [2022-04-15 05:59:33,204 INFO L290 TraceCheckUtils]: 11: Hoare triple {18332#(and (<= 5 main_~y~0) (<= main_~y~0 5))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {18333#(and (<= main_~y~0 6) (<= 6 main_~y~0))} is VALID [2022-04-15 05:59:33,204 INFO L290 TraceCheckUtils]: 12: Hoare triple {18333#(and (<= main_~y~0 6) (<= 6 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {18334#(and (<= 7 main_~y~0) (<= main_~y~0 7))} is VALID [2022-04-15 05:59:33,205 INFO L290 TraceCheckUtils]: 13: Hoare triple {18334#(and (<= 7 main_~y~0) (<= main_~y~0 7))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {18335#(and (<= main_~y~0 8) (<= 8 main_~y~0))} is VALID [2022-04-15 05:59:33,205 INFO L290 TraceCheckUtils]: 14: Hoare triple {18335#(and (<= main_~y~0 8) (<= 8 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {18336#(and (<= 9 main_~y~0) (<= main_~y~0 9))} is VALID [2022-04-15 05:59:33,206 INFO L290 TraceCheckUtils]: 15: Hoare triple {18336#(and (<= 9 main_~y~0) (<= main_~y~0 9))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {18337#(and (<= main_~y~0 10) (<= 10 main_~y~0))} is VALID [2022-04-15 05:59:33,206 INFO L290 TraceCheckUtils]: 16: Hoare triple {18337#(and (<= main_~y~0 10) (<= 10 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {18338#(and (<= main_~y~0 11) (<= 11 main_~y~0))} is VALID [2022-04-15 05:59:33,207 INFO L290 TraceCheckUtils]: 17: Hoare triple {18338#(and (<= main_~y~0 11) (<= 11 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {18339#(and (<= 12 main_~y~0) (<= main_~y~0 12))} is VALID [2022-04-15 05:59:33,207 INFO L290 TraceCheckUtils]: 18: Hoare triple {18339#(and (<= 12 main_~y~0) (<= main_~y~0 12))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {18340#(and (<= main_~y~0 13) (<= 13 main_~y~0))} is VALID [2022-04-15 05:59:33,208 INFO L290 TraceCheckUtils]: 19: Hoare triple {18340#(and (<= main_~y~0 13) (<= 13 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {18341#(and (<= 14 main_~y~0) (<= main_~y~0 14))} is VALID [2022-04-15 05:59:33,208 INFO L290 TraceCheckUtils]: 20: Hoare triple {18341#(and (<= 14 main_~y~0) (<= main_~y~0 14))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {18342#(and (<= main_~y~0 15) (<= 15 main_~y~0))} is VALID [2022-04-15 05:59:33,209 INFO L290 TraceCheckUtils]: 21: Hoare triple {18342#(and (<= main_~y~0 15) (<= 15 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {18343#(and (<= 16 main_~y~0) (<= main_~y~0 16))} is VALID [2022-04-15 05:59:33,210 INFO L290 TraceCheckUtils]: 22: Hoare triple {18343#(and (<= 16 main_~y~0) (<= main_~y~0 16))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {18344#(and (<= main_~y~0 17) (<= 17 main_~y~0))} is VALID [2022-04-15 05:59:33,210 INFO L290 TraceCheckUtils]: 23: Hoare triple {18344#(and (<= main_~y~0 17) (<= 17 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {18345#(and (<= 18 main_~y~0) (<= main_~y~0 18))} is VALID [2022-04-15 05:59:33,211 INFO L290 TraceCheckUtils]: 24: Hoare triple {18345#(and (<= 18 main_~y~0) (<= main_~y~0 18))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {18346#(and (<= 19 main_~y~0) (<= main_~y~0 19))} is VALID [2022-04-15 05:59:33,211 INFO L290 TraceCheckUtils]: 25: Hoare triple {18346#(and (<= 19 main_~y~0) (<= main_~y~0 19))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {18347#(and (<= 20 main_~y~0) (<= main_~y~0 20))} is VALID [2022-04-15 05:59:33,212 INFO L290 TraceCheckUtils]: 26: Hoare triple {18347#(and (<= 20 main_~y~0) (<= main_~y~0 20))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {18348#(and (<= main_~y~0 21) (<= 21 main_~y~0))} is VALID [2022-04-15 05:59:33,212 INFO L290 TraceCheckUtils]: 27: Hoare triple {18348#(and (<= main_~y~0 21) (<= 21 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {18349#(and (<= main_~y~0 22) (<= 22 main_~y~0))} is VALID [2022-04-15 05:59:33,213 INFO L290 TraceCheckUtils]: 28: Hoare triple {18349#(and (<= main_~y~0 22) (<= 22 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {18350#(and (<= main_~y~0 23) (<= 23 main_~y~0))} is VALID [2022-04-15 05:59:33,213 INFO L290 TraceCheckUtils]: 29: Hoare triple {18350#(and (<= main_~y~0 23) (<= 23 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {18351#(and (<= 24 main_~y~0) (<= main_~y~0 24))} is VALID [2022-04-15 05:59:33,214 INFO L290 TraceCheckUtils]: 30: Hoare triple {18351#(and (<= 24 main_~y~0) (<= main_~y~0 24))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {18352#(and (<= 25 main_~y~0) (<= main_~y~0 25))} is VALID [2022-04-15 05:59:33,214 INFO L290 TraceCheckUtils]: 31: Hoare triple {18352#(and (<= 25 main_~y~0) (<= main_~y~0 25))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {18353#(and (<= main_~y~0 26) (<= 26 main_~y~0))} is VALID [2022-04-15 05:59:33,215 INFO L290 TraceCheckUtils]: 32: Hoare triple {18353#(and (<= main_~y~0 26) (<= 26 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {18354#(and (<= main_~y~0 27) (<= 27 main_~y~0))} is VALID [2022-04-15 05:59:33,215 INFO L290 TraceCheckUtils]: 33: Hoare triple {18354#(and (<= main_~y~0 27) (<= 27 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {18355#(and (<= main_~y~0 28) (<= 28 main_~y~0))} is VALID [2022-04-15 05:59:33,216 INFO L290 TraceCheckUtils]: 34: Hoare triple {18355#(and (<= main_~y~0 28) (<= 28 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {18356#(and (<= 29 main_~y~0) (<= main_~y~0 29))} is VALID [2022-04-15 05:59:33,216 INFO L290 TraceCheckUtils]: 35: Hoare triple {18356#(and (<= 29 main_~y~0) (<= main_~y~0 29))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {18357#(and (<= main_~y~0 30) (<= 30 main_~y~0))} is VALID [2022-04-15 05:59:33,217 INFO L290 TraceCheckUtils]: 36: Hoare triple {18357#(and (<= main_~y~0 30) (<= 30 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {18358#(and (<= main_~y~0 31) (<= 31 main_~y~0))} is VALID [2022-04-15 05:59:33,217 INFO L290 TraceCheckUtils]: 37: Hoare triple {18358#(and (<= main_~y~0 31) (<= 31 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {18359#(and (<= main_~y~0 32) (<= 32 main_~y~0))} is VALID [2022-04-15 05:59:33,218 INFO L290 TraceCheckUtils]: 38: Hoare triple {18359#(and (<= main_~y~0 32) (<= 32 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {18360#(and (<= 33 main_~y~0) (<= main_~y~0 33))} is VALID [2022-04-15 05:59:33,218 INFO L290 TraceCheckUtils]: 39: Hoare triple {18360#(and (<= 33 main_~y~0) (<= main_~y~0 33))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {18361#(and (<= main_~y~0 34) (<= 34 main_~y~0))} is VALID [2022-04-15 05:59:33,219 INFO L290 TraceCheckUtils]: 40: Hoare triple {18361#(and (<= main_~y~0 34) (<= 34 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {18362#(and (<= 35 main_~y~0) (<= main_~y~0 35))} is VALID [2022-04-15 05:59:33,219 INFO L290 TraceCheckUtils]: 41: Hoare triple {18362#(and (<= 35 main_~y~0) (<= main_~y~0 35))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {18363#(and (<= 36 main_~y~0) (<= main_~y~0 36))} is VALID [2022-04-15 05:59:33,220 INFO L290 TraceCheckUtils]: 42: Hoare triple {18363#(and (<= 36 main_~y~0) (<= main_~y~0 36))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {18364#(and (<= main_~y~0 37) (<= 37 main_~y~0))} is VALID [2022-04-15 05:59:33,220 INFO L290 TraceCheckUtils]: 43: Hoare triple {18364#(and (<= main_~y~0 37) (<= 37 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {18365#(and (<= 38 main_~y~0) (<= main_~y~0 38))} is VALID [2022-04-15 05:59:33,221 INFO L290 TraceCheckUtils]: 44: Hoare triple {18365#(and (<= 38 main_~y~0) (<= main_~y~0 38))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {18503#(and (<= 39 main_~y~0) (<= main_~y~0 39))} is VALID [2022-04-15 05:59:33,221 INFO L290 TraceCheckUtils]: 45: Hoare triple {18503#(and (<= 39 main_~y~0) (<= main_~y~0 39))} assume !(~y~0 % 4294967296 < 1024); {18323#false} is VALID [2022-04-15 05:59:33,222 INFO L272 TraceCheckUtils]: 46: Hoare triple {18323#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {18323#false} is VALID [2022-04-15 05:59:33,222 INFO L290 TraceCheckUtils]: 47: Hoare triple {18323#false} ~cond := #in~cond; {18323#false} is VALID [2022-04-15 05:59:33,222 INFO L290 TraceCheckUtils]: 48: Hoare triple {18323#false} assume 0 == ~cond; {18323#false} is VALID [2022-04-15 05:59:33,222 INFO L290 TraceCheckUtils]: 49: Hoare triple {18323#false} assume !false; {18323#false} is VALID [2022-04-15 05:59:33,222 INFO L134 CoverageAnalysis]: Checked inductivity of 780 backedges. 0 proven. 780 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 05:59:33,222 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-15 05:59:35,789 INFO L290 TraceCheckUtils]: 49: Hoare triple {18323#false} assume !false; {18323#false} is VALID [2022-04-15 05:59:35,789 INFO L290 TraceCheckUtils]: 48: Hoare triple {18323#false} assume 0 == ~cond; {18323#false} is VALID [2022-04-15 05:59:35,790 INFO L290 TraceCheckUtils]: 47: Hoare triple {18323#false} ~cond := #in~cond; {18323#false} is VALID [2022-04-15 05:59:35,790 INFO L272 TraceCheckUtils]: 46: Hoare triple {18323#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {18323#false} is VALID [2022-04-15 05:59:35,790 INFO L290 TraceCheckUtils]: 45: Hoare triple {18531#(< (mod main_~y~0 4294967296) 1024)} assume !(~y~0 % 4294967296 < 1024); {18323#false} is VALID [2022-04-15 05:59:35,791 INFO L290 TraceCheckUtils]: 44: Hoare triple {18535#(< (mod (+ main_~y~0 1) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {18531#(< (mod main_~y~0 4294967296) 1024)} is VALID [2022-04-15 05:59:35,791 INFO L290 TraceCheckUtils]: 43: Hoare triple {18539#(< (mod (+ main_~y~0 2) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {18535#(< (mod (+ main_~y~0 1) 4294967296) 1024)} is VALID [2022-04-15 05:59:35,792 INFO L290 TraceCheckUtils]: 42: Hoare triple {18543#(< (mod (+ main_~y~0 3) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {18539#(< (mod (+ main_~y~0 2) 4294967296) 1024)} is VALID [2022-04-15 05:59:35,793 INFO L290 TraceCheckUtils]: 41: Hoare triple {18547#(< (mod (+ main_~y~0 4) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {18543#(< (mod (+ main_~y~0 3) 4294967296) 1024)} is VALID [2022-04-15 05:59:35,793 INFO L290 TraceCheckUtils]: 40: Hoare triple {18551#(< (mod (+ 5 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {18547#(< (mod (+ main_~y~0 4) 4294967296) 1024)} is VALID [2022-04-15 05:59:35,794 INFO L290 TraceCheckUtils]: 39: Hoare triple {18555#(< (mod (+ main_~y~0 6) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {18551#(< (mod (+ 5 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:59:35,796 INFO L290 TraceCheckUtils]: 38: Hoare triple {18559#(< (mod (+ 7 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {18555#(< (mod (+ main_~y~0 6) 4294967296) 1024)} is VALID [2022-04-15 05:59:35,797 INFO L290 TraceCheckUtils]: 37: Hoare triple {18563#(< (mod (+ main_~y~0 8) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {18559#(< (mod (+ 7 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:59:35,797 INFO L290 TraceCheckUtils]: 36: Hoare triple {18567#(< (mod (+ main_~y~0 9) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {18563#(< (mod (+ main_~y~0 8) 4294967296) 1024)} is VALID [2022-04-15 05:59:35,798 INFO L290 TraceCheckUtils]: 35: Hoare triple {18571#(< (mod (+ main_~y~0 10) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {18567#(< (mod (+ main_~y~0 9) 4294967296) 1024)} is VALID [2022-04-15 05:59:35,799 INFO L290 TraceCheckUtils]: 34: Hoare triple {18575#(< (mod (+ main_~y~0 11) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {18571#(< (mod (+ main_~y~0 10) 4294967296) 1024)} is VALID [2022-04-15 05:59:35,799 INFO L290 TraceCheckUtils]: 33: Hoare triple {18579#(< (mod (+ main_~y~0 12) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {18575#(< (mod (+ main_~y~0 11) 4294967296) 1024)} is VALID [2022-04-15 05:59:35,800 INFO L290 TraceCheckUtils]: 32: Hoare triple {18583#(< (mod (+ main_~y~0 13) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {18579#(< (mod (+ main_~y~0 12) 4294967296) 1024)} is VALID [2022-04-15 05:59:35,812 INFO L290 TraceCheckUtils]: 31: Hoare triple {18587#(< (mod (+ main_~y~0 14) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {18583#(< (mod (+ main_~y~0 13) 4294967296) 1024)} is VALID [2022-04-15 05:59:35,812 INFO L290 TraceCheckUtils]: 30: Hoare triple {18591#(< (mod (+ main_~y~0 15) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {18587#(< (mod (+ main_~y~0 14) 4294967296) 1024)} is VALID [2022-04-15 05:59:35,813 INFO L290 TraceCheckUtils]: 29: Hoare triple {18595#(< (mod (+ main_~y~0 16) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {18591#(< (mod (+ main_~y~0 15) 4294967296) 1024)} is VALID [2022-04-15 05:59:35,814 INFO L290 TraceCheckUtils]: 28: Hoare triple {18599#(< (mod (+ main_~y~0 17) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {18595#(< (mod (+ main_~y~0 16) 4294967296) 1024)} is VALID [2022-04-15 05:59:35,814 INFO L290 TraceCheckUtils]: 27: Hoare triple {18603#(< (mod (+ main_~y~0 18) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {18599#(< (mod (+ main_~y~0 17) 4294967296) 1024)} is VALID [2022-04-15 05:59:35,815 INFO L290 TraceCheckUtils]: 26: Hoare triple {18607#(< (mod (+ 19 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {18603#(< (mod (+ main_~y~0 18) 4294967296) 1024)} is VALID [2022-04-15 05:59:35,816 INFO L290 TraceCheckUtils]: 25: Hoare triple {18611#(< (mod (+ main_~y~0 20) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {18607#(< (mod (+ 19 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:59:35,817 INFO L290 TraceCheckUtils]: 24: Hoare triple {18615#(< (mod (+ main_~y~0 21) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {18611#(< (mod (+ main_~y~0 20) 4294967296) 1024)} is VALID [2022-04-15 05:59:35,817 INFO L290 TraceCheckUtils]: 23: Hoare triple {18619#(< (mod (+ main_~y~0 22) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {18615#(< (mod (+ main_~y~0 21) 4294967296) 1024)} is VALID [2022-04-15 05:59:35,818 INFO L290 TraceCheckUtils]: 22: Hoare triple {18623#(< (mod (+ 23 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {18619#(< (mod (+ main_~y~0 22) 4294967296) 1024)} is VALID [2022-04-15 05:59:35,819 INFO L290 TraceCheckUtils]: 21: Hoare triple {18627#(< (mod (+ main_~y~0 24) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {18623#(< (mod (+ 23 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:59:35,819 INFO L290 TraceCheckUtils]: 20: Hoare triple {18631#(< (mod (+ main_~y~0 25) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {18627#(< (mod (+ main_~y~0 24) 4294967296) 1024)} is VALID [2022-04-15 05:59:35,820 INFO L290 TraceCheckUtils]: 19: Hoare triple {18635#(< (mod (+ main_~y~0 26) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {18631#(< (mod (+ main_~y~0 25) 4294967296) 1024)} is VALID [2022-04-15 05:59:35,820 INFO L290 TraceCheckUtils]: 18: Hoare triple {18639#(< (mod (+ main_~y~0 27) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {18635#(< (mod (+ main_~y~0 26) 4294967296) 1024)} is VALID [2022-04-15 05:59:35,821 INFO L290 TraceCheckUtils]: 17: Hoare triple {18643#(< (mod (+ main_~y~0 28) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {18639#(< (mod (+ main_~y~0 27) 4294967296) 1024)} is VALID [2022-04-15 05:59:35,830 INFO L290 TraceCheckUtils]: 16: Hoare triple {18647#(< (mod (+ 29 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {18643#(< (mod (+ main_~y~0 28) 4294967296) 1024)} is VALID [2022-04-15 05:59:35,830 INFO L290 TraceCheckUtils]: 15: Hoare triple {18651#(< (mod (+ 30 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {18647#(< (mod (+ 29 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:59:35,831 INFO L290 TraceCheckUtils]: 14: Hoare triple {18655#(< (mod (+ main_~y~0 31) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {18651#(< (mod (+ 30 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:59:35,831 INFO L290 TraceCheckUtils]: 13: Hoare triple {18659#(< (mod (+ 32 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {18655#(< (mod (+ main_~y~0 31) 4294967296) 1024)} is VALID [2022-04-15 05:59:35,832 INFO L290 TraceCheckUtils]: 12: Hoare triple {18663#(< (mod (+ main_~y~0 33) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {18659#(< (mod (+ 32 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:59:35,833 INFO L290 TraceCheckUtils]: 11: Hoare triple {18667#(< (mod (+ main_~y~0 34) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {18663#(< (mod (+ main_~y~0 33) 4294967296) 1024)} is VALID [2022-04-15 05:59:35,834 INFO L290 TraceCheckUtils]: 10: Hoare triple {18671#(< (mod (+ 35 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {18667#(< (mod (+ main_~y~0 34) 4294967296) 1024)} is VALID [2022-04-15 05:59:35,834 INFO L290 TraceCheckUtils]: 9: Hoare triple {18675#(< (mod (+ main_~y~0 36) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {18671#(< (mod (+ 35 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:59:35,835 INFO L290 TraceCheckUtils]: 8: Hoare triple {18679#(< (mod (+ main_~y~0 37) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {18675#(< (mod (+ main_~y~0 36) 4294967296) 1024)} is VALID [2022-04-15 05:59:35,836 INFO L290 TraceCheckUtils]: 7: Hoare triple {18683#(< (mod (+ main_~y~0 38) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {18679#(< (mod (+ main_~y~0 37) 4294967296) 1024)} is VALID [2022-04-15 05:59:35,836 INFO L290 TraceCheckUtils]: 6: Hoare triple {18687#(< (mod (+ main_~y~0 39) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {18683#(< (mod (+ main_~y~0 38) 4294967296) 1024)} is VALID [2022-04-15 05:59:35,837 INFO L290 TraceCheckUtils]: 5: Hoare triple {18322#true} ~x~0 := 1;~y~0 := 0; {18687#(< (mod (+ main_~y~0 39) 4294967296) 1024)} is VALID [2022-04-15 05:59:35,837 INFO L272 TraceCheckUtils]: 4: Hoare triple {18322#true} call #t~ret5 := main(); {18322#true} is VALID [2022-04-15 05:59:35,837 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {18322#true} {18322#true} #34#return; {18322#true} is VALID [2022-04-15 05:59:35,837 INFO L290 TraceCheckUtils]: 2: Hoare triple {18322#true} assume true; {18322#true} is VALID [2022-04-15 05:59:35,837 INFO L290 TraceCheckUtils]: 1: Hoare triple {18322#true} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {18322#true} is VALID [2022-04-15 05:59:35,837 INFO L272 TraceCheckUtils]: 0: Hoare triple {18322#true} call ULTIMATE.init(); {18322#true} is VALID [2022-04-15 05:59:35,837 INFO L134 CoverageAnalysis]: Checked inductivity of 780 backedges. 0 proven. 780 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 05:59:35,837 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1082192489] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-15 05:59:35,837 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-04-15 05:59:35,837 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [43, 42, 42] total 84 [2022-04-15 05:59:35,838 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-15 05:59:35,838 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [1906282687] [2022-04-15 05:59:35,838 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [1906282687] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-15 05:59:35,838 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-15 05:59:35,838 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [43] imperfect sequences [] total 43 [2022-04-15 05:59:35,838 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [700395470] [2022-04-15 05:59:35,838 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-15 05:59:35,838 INFO L78 Accepts]: Start accepts. Automaton has has 43 states, 43 states have (on average 1.069767441860465) internal successors, (46), 42 states have internal predecessors, (46), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 50 [2022-04-15 05:59:35,838 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-15 05:59:35,838 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 43 states, 43 states have (on average 1.069767441860465) internal successors, (46), 42 states have internal predecessors, (46), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:59:35,868 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 50 edges. 50 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 05:59:35,868 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 43 states [2022-04-15 05:59:35,868 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-15 05:59:35,868 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 43 interpolants. [2022-04-15 05:59:35,869 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1845, Invalid=5127, Unknown=0, NotChecked=0, Total=6972 [2022-04-15 05:59:35,869 INFO L87 Difference]: Start difference. First operand 51 states and 51 transitions. Second operand has 43 states, 43 states have (on average 1.069767441860465) internal successors, (46), 42 states have internal predecessors, (46), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:59:39,157 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 05:59:39,157 INFO L93 Difference]: Finished difference Result 57 states and 57 transitions. [2022-04-15 05:59:39,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2022-04-15 05:59:39,158 INFO L78 Accepts]: Start accepts. Automaton has has 43 states, 43 states have (on average 1.069767441860465) internal successors, (46), 42 states have internal predecessors, (46), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 50 [2022-04-15 05:59:39,158 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-15 05:59:39,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 43 states, 43 states have (on average 1.069767441860465) internal successors, (46), 42 states have internal predecessors, (46), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:59:39,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 57 transitions. [2022-04-15 05:59:39,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 43 states, 43 states have (on average 1.069767441860465) internal successors, (46), 42 states have internal predecessors, (46), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:59:39,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 57 transitions. [2022-04-15 05:59:39,170 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 43 states and 57 transitions. [2022-04-15 05:59:39,198 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 57 edges. 57 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 05:59:39,198 INFO L225 Difference]: With dead ends: 57 [2022-04-15 05:59:39,198 INFO L226 Difference]: Without dead ends: 52 [2022-04-15 05:59:39,201 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 183 GetRequests, 60 SyntacticMatches, 1 SemanticMatches, 122 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 864 ImplicationChecksByTransitivity, 4.0s TimeCoverageRelationStatistics Valid=3683, Invalid=11569, Unknown=0, NotChecked=0, Total=15252 [2022-04-15 05:59:39,201 INFO L913 BasicCegarLoop]: 11 mSDtfsCounter, 6 mSDsluCounter, 82 mSDsCounter, 0 mSdLazyCounter, 1642 mSolverCounterSat, 81 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 93 SdHoareTripleChecker+Invalid, 1723 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 81 IncrementalHoareTripleChecker+Valid, 1642 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-04-15 05:59:39,202 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [6 Valid, 93 Invalid, 1723 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [81 Valid, 1642 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-04-15 05:59:39,202 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52 states. [2022-04-15 05:59:39,240 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52 to 52. [2022-04-15 05:59:39,240 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-15 05:59:39,240 INFO L82 GeneralOperation]: Start isEquivalent. First operand 52 states. Second operand has 52 states, 47 states have (on average 1.0212765957446808) internal successors, (48), 47 states have internal predecessors, (48), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:59:39,240 INFO L74 IsIncluded]: Start isIncluded. First operand 52 states. Second operand has 52 states, 47 states have (on average 1.0212765957446808) internal successors, (48), 47 states have internal predecessors, (48), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:59:39,240 INFO L87 Difference]: Start difference. First operand 52 states. Second operand has 52 states, 47 states have (on average 1.0212765957446808) internal successors, (48), 47 states have internal predecessors, (48), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:59:39,241 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 05:59:39,241 INFO L93 Difference]: Finished difference Result 52 states and 52 transitions. [2022-04-15 05:59:39,241 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 52 transitions. [2022-04-15 05:59:39,241 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-15 05:59:39,241 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-15 05:59:39,241 INFO L74 IsIncluded]: Start isIncluded. First operand has 52 states, 47 states have (on average 1.0212765957446808) internal successors, (48), 47 states have internal predecessors, (48), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 52 states. [2022-04-15 05:59:39,241 INFO L87 Difference]: Start difference. First operand has 52 states, 47 states have (on average 1.0212765957446808) internal successors, (48), 47 states have internal predecessors, (48), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 52 states. [2022-04-15 05:59:39,242 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 05:59:39,242 INFO L93 Difference]: Finished difference Result 52 states and 52 transitions. [2022-04-15 05:59:39,242 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 52 transitions. [2022-04-15 05:59:39,242 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-15 05:59:39,242 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-15 05:59:39,242 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-15 05:59:39,243 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-15 05:59:39,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 52 states, 47 states have (on average 1.0212765957446808) internal successors, (48), 47 states have internal predecessors, (48), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:59:39,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 52 transitions. [2022-04-15 05:59:39,243 INFO L78 Accepts]: Start accepts. Automaton has 52 states and 52 transitions. Word has length 50 [2022-04-15 05:59:39,243 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-15 05:59:39,243 INFO L478 AbstractCegarLoop]: Abstraction has 52 states and 52 transitions. [2022-04-15 05:59:39,244 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 43 states, 43 states have (on average 1.069767441860465) internal successors, (46), 42 states have internal predecessors, (46), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:59:39,244 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 52 states and 52 transitions. [2022-04-15 05:59:39,275 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 52 edges. 52 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 05:59:39,275 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 52 transitions. [2022-04-15 05:59:39,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-04-15 05:59:39,291 INFO L491 BasicCegarLoop]: Found error trace [2022-04-15 05:59:39,291 INFO L499 BasicCegarLoop]: trace histogram [40, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-15 05:59:39,298 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (40)] Forceful destruction successful, exit code 0 [2022-04-15 05:59:39,492 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 40 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable78,SelfDestructingSolverStorable79 [2022-04-15 05:59:39,492 INFO L403 AbstractCegarLoop]: === Iteration 42 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-15 05:59:39,492 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-15 05:59:39,492 INFO L85 PathProgramCache]: Analyzing trace with hash 1557621980, now seen corresponding path program 79 times [2022-04-15 05:59:39,492 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-15 05:59:39,492 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [605802162] [2022-04-15 05:59:39,959 INFO L89 AcceleratorJordan]: Jordan loop acceleration statistics: 1 HavocedVariables, 2 AssignedVariables, 0 ReadonlyVariables, Eigenvalues: {0={1=1}, 1={2=1}}, 1 SequentialAcceleration, 0 AlternatingAcceleration, 1 QuantifierFreeResult [2022-04-15 05:59:39,960 INFO L271 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2022-04-15 05:59:39,961 INFO L85 PathProgramCache]: Analyzing trace with hash 437800631, now seen corresponding path program 1 times [2022-04-15 05:59:39,961 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-15 05:59:39,961 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [964318781] [2022-04-15 05:59:39,961 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-15 05:59:39,961 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-15 05:59:39,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-15 05:59:39,966 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-04-15 05:59:39,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-15 05:59:39,968 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-04-15 05:59:39,968 INFO L85 PathProgramCache]: Analyzing trace with hash 1557621980, now seen corresponding path program 80 times [2022-04-15 05:59:39,969 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-15 05:59:39,969 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2017310697] [2022-04-15 05:59:39,969 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-15 05:59:39,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-15 05:59:39,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 05:59:40,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-15 05:59:40,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 05:59:40,765 INFO L290 TraceCheckUtils]: 0: Hoare triple {19156#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {19110#true} is VALID [2022-04-15 05:59:40,766 INFO L290 TraceCheckUtils]: 1: Hoare triple {19110#true} assume true; {19110#true} is VALID [2022-04-15 05:59:40,767 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {19110#true} {19110#true} #34#return; {19110#true} is VALID [2022-04-15 05:59:40,769 INFO L272 TraceCheckUtils]: 0: Hoare triple {19110#true} call ULTIMATE.init(); {19156#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} is VALID [2022-04-15 05:59:40,769 INFO L290 TraceCheckUtils]: 1: Hoare triple {19156#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {19110#true} is VALID [2022-04-15 05:59:40,770 INFO L290 TraceCheckUtils]: 2: Hoare triple {19110#true} assume true; {19110#true} is VALID [2022-04-15 05:59:40,771 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {19110#true} {19110#true} #34#return; {19110#true} is VALID [2022-04-15 05:59:40,771 INFO L272 TraceCheckUtils]: 4: Hoare triple {19110#true} call #t~ret5 := main(); {19110#true} is VALID [2022-04-15 05:59:40,772 INFO L290 TraceCheckUtils]: 5: Hoare triple {19110#true} ~x~0 := 1;~y~0 := 0; {19115#(= main_~y~0 0)} is VALID [2022-04-15 05:59:40,773 INFO L290 TraceCheckUtils]: 6: Hoare triple {19115#(= main_~y~0 0)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19116#(and (<= 1 main_~y~0) (<= main_~y~0 1))} is VALID [2022-04-15 05:59:40,774 INFO L290 TraceCheckUtils]: 7: Hoare triple {19116#(and (<= 1 main_~y~0) (<= main_~y~0 1))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19117#(and (<= 2 main_~y~0) (<= main_~y~0 2))} is VALID [2022-04-15 05:59:40,775 INFO L290 TraceCheckUtils]: 8: Hoare triple {19117#(and (<= 2 main_~y~0) (<= main_~y~0 2))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19118#(and (<= main_~y~0 3) (<= 3 main_~y~0))} is VALID [2022-04-15 05:59:40,776 INFO L290 TraceCheckUtils]: 9: Hoare triple {19118#(and (<= main_~y~0 3) (<= 3 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19119#(and (<= main_~y~0 4) (<= 4 main_~y~0))} is VALID [2022-04-15 05:59:40,776 INFO L290 TraceCheckUtils]: 10: Hoare triple {19119#(and (<= main_~y~0 4) (<= 4 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19120#(and (<= 5 main_~y~0) (<= main_~y~0 5))} is VALID [2022-04-15 05:59:40,777 INFO L290 TraceCheckUtils]: 11: Hoare triple {19120#(and (<= 5 main_~y~0) (<= main_~y~0 5))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19121#(and (<= main_~y~0 6) (<= 6 main_~y~0))} is VALID [2022-04-15 05:59:40,777 INFO L290 TraceCheckUtils]: 12: Hoare triple {19121#(and (<= main_~y~0 6) (<= 6 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19122#(and (<= 7 main_~y~0) (<= main_~y~0 7))} is VALID [2022-04-15 05:59:40,778 INFO L290 TraceCheckUtils]: 13: Hoare triple {19122#(and (<= 7 main_~y~0) (<= main_~y~0 7))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19123#(and (<= main_~y~0 8) (<= 8 main_~y~0))} is VALID [2022-04-15 05:59:40,778 INFO L290 TraceCheckUtils]: 14: Hoare triple {19123#(and (<= main_~y~0 8) (<= 8 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19124#(and (<= 9 main_~y~0) (<= main_~y~0 9))} is VALID [2022-04-15 05:59:40,779 INFO L290 TraceCheckUtils]: 15: Hoare triple {19124#(and (<= 9 main_~y~0) (<= main_~y~0 9))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19125#(and (<= main_~y~0 10) (<= 10 main_~y~0))} is VALID [2022-04-15 05:59:40,779 INFO L290 TraceCheckUtils]: 16: Hoare triple {19125#(and (<= main_~y~0 10) (<= 10 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19126#(and (<= main_~y~0 11) (<= 11 main_~y~0))} is VALID [2022-04-15 05:59:40,779 INFO L290 TraceCheckUtils]: 17: Hoare triple {19126#(and (<= main_~y~0 11) (<= 11 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19127#(and (<= 12 main_~y~0) (<= main_~y~0 12))} is VALID [2022-04-15 05:59:40,780 INFO L290 TraceCheckUtils]: 18: Hoare triple {19127#(and (<= 12 main_~y~0) (<= main_~y~0 12))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19128#(and (<= main_~y~0 13) (<= 13 main_~y~0))} is VALID [2022-04-15 05:59:40,780 INFO L290 TraceCheckUtils]: 19: Hoare triple {19128#(and (<= main_~y~0 13) (<= 13 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19129#(and (<= 14 main_~y~0) (<= main_~y~0 14))} is VALID [2022-04-15 05:59:40,781 INFO L290 TraceCheckUtils]: 20: Hoare triple {19129#(and (<= 14 main_~y~0) (<= main_~y~0 14))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19130#(and (<= main_~y~0 15) (<= 15 main_~y~0))} is VALID [2022-04-15 05:59:40,781 INFO L290 TraceCheckUtils]: 21: Hoare triple {19130#(and (<= main_~y~0 15) (<= 15 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19131#(and (<= 16 main_~y~0) (<= main_~y~0 16))} is VALID [2022-04-15 05:59:40,782 INFO L290 TraceCheckUtils]: 22: Hoare triple {19131#(and (<= 16 main_~y~0) (<= main_~y~0 16))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19132#(and (<= main_~y~0 17) (<= 17 main_~y~0))} is VALID [2022-04-15 05:59:40,782 INFO L290 TraceCheckUtils]: 23: Hoare triple {19132#(and (<= main_~y~0 17) (<= 17 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19133#(and (<= 18 main_~y~0) (<= main_~y~0 18))} is VALID [2022-04-15 05:59:40,782 INFO L290 TraceCheckUtils]: 24: Hoare triple {19133#(and (<= 18 main_~y~0) (<= main_~y~0 18))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19134#(and (<= 19 main_~y~0) (<= main_~y~0 19))} is VALID [2022-04-15 05:59:40,783 INFO L290 TraceCheckUtils]: 25: Hoare triple {19134#(and (<= 19 main_~y~0) (<= main_~y~0 19))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19135#(and (<= 20 main_~y~0) (<= main_~y~0 20))} is VALID [2022-04-15 05:59:40,783 INFO L290 TraceCheckUtils]: 26: Hoare triple {19135#(and (<= 20 main_~y~0) (<= main_~y~0 20))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19136#(and (<= main_~y~0 21) (<= 21 main_~y~0))} is VALID [2022-04-15 05:59:40,784 INFO L290 TraceCheckUtils]: 27: Hoare triple {19136#(and (<= main_~y~0 21) (<= 21 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19137#(and (<= main_~y~0 22) (<= 22 main_~y~0))} is VALID [2022-04-15 05:59:40,784 INFO L290 TraceCheckUtils]: 28: Hoare triple {19137#(and (<= main_~y~0 22) (<= 22 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19138#(and (<= main_~y~0 23) (<= 23 main_~y~0))} is VALID [2022-04-15 05:59:40,784 INFO L290 TraceCheckUtils]: 29: Hoare triple {19138#(and (<= main_~y~0 23) (<= 23 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19139#(and (<= 24 main_~y~0) (<= main_~y~0 24))} is VALID [2022-04-15 05:59:40,785 INFO L290 TraceCheckUtils]: 30: Hoare triple {19139#(and (<= 24 main_~y~0) (<= main_~y~0 24))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19140#(and (<= 25 main_~y~0) (<= main_~y~0 25))} is VALID [2022-04-15 05:59:40,785 INFO L290 TraceCheckUtils]: 31: Hoare triple {19140#(and (<= 25 main_~y~0) (<= main_~y~0 25))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19141#(and (<= main_~y~0 26) (<= 26 main_~y~0))} is VALID [2022-04-15 05:59:40,786 INFO L290 TraceCheckUtils]: 32: Hoare triple {19141#(and (<= main_~y~0 26) (<= 26 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19142#(and (<= main_~y~0 27) (<= 27 main_~y~0))} is VALID [2022-04-15 05:59:40,786 INFO L290 TraceCheckUtils]: 33: Hoare triple {19142#(and (<= main_~y~0 27) (<= 27 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19143#(and (<= main_~y~0 28) (<= 28 main_~y~0))} is VALID [2022-04-15 05:59:40,786 INFO L290 TraceCheckUtils]: 34: Hoare triple {19143#(and (<= main_~y~0 28) (<= 28 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19144#(and (<= 29 main_~y~0) (<= main_~y~0 29))} is VALID [2022-04-15 05:59:40,787 INFO L290 TraceCheckUtils]: 35: Hoare triple {19144#(and (<= 29 main_~y~0) (<= main_~y~0 29))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19145#(and (<= main_~y~0 30) (<= 30 main_~y~0))} is VALID [2022-04-15 05:59:40,787 INFO L290 TraceCheckUtils]: 36: Hoare triple {19145#(and (<= main_~y~0 30) (<= 30 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19146#(and (<= main_~y~0 31) (<= 31 main_~y~0))} is VALID [2022-04-15 05:59:40,788 INFO L290 TraceCheckUtils]: 37: Hoare triple {19146#(and (<= main_~y~0 31) (<= 31 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19147#(and (<= main_~y~0 32) (<= 32 main_~y~0))} is VALID [2022-04-15 05:59:40,788 INFO L290 TraceCheckUtils]: 38: Hoare triple {19147#(and (<= main_~y~0 32) (<= 32 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19148#(and (<= 33 main_~y~0) (<= main_~y~0 33))} is VALID [2022-04-15 05:59:40,790 INFO L290 TraceCheckUtils]: 39: Hoare triple {19148#(and (<= 33 main_~y~0) (<= main_~y~0 33))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19149#(and (<= main_~y~0 34) (<= 34 main_~y~0))} is VALID [2022-04-15 05:59:40,790 INFO L290 TraceCheckUtils]: 40: Hoare triple {19149#(and (<= main_~y~0 34) (<= 34 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19150#(and (<= 35 main_~y~0) (<= main_~y~0 35))} is VALID [2022-04-15 05:59:40,791 INFO L290 TraceCheckUtils]: 41: Hoare triple {19150#(and (<= 35 main_~y~0) (<= main_~y~0 35))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19151#(and (<= 36 main_~y~0) (<= main_~y~0 36))} is VALID [2022-04-15 05:59:40,791 INFO L290 TraceCheckUtils]: 42: Hoare triple {19151#(and (<= 36 main_~y~0) (<= main_~y~0 36))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19152#(and (<= main_~y~0 37) (<= 37 main_~y~0))} is VALID [2022-04-15 05:59:40,792 INFO L290 TraceCheckUtils]: 43: Hoare triple {19152#(and (<= main_~y~0 37) (<= 37 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19153#(and (<= 38 main_~y~0) (<= main_~y~0 38))} is VALID [2022-04-15 05:59:40,792 INFO L290 TraceCheckUtils]: 44: Hoare triple {19153#(and (<= 38 main_~y~0) (<= main_~y~0 38))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19154#(and (<= 39 main_~y~0) (<= main_~y~0 39))} is VALID [2022-04-15 05:59:40,792 INFO L290 TraceCheckUtils]: 45: Hoare triple {19154#(and (<= 39 main_~y~0) (<= main_~y~0 39))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19155#(and (not (<= (+ (div main_~y~0 4294967296) 1) 0)) (<= main_~y~0 40))} is VALID [2022-04-15 05:59:40,793 INFO L290 TraceCheckUtils]: 46: Hoare triple {19155#(and (not (<= (+ (div main_~y~0 4294967296) 1) 0)) (<= main_~y~0 40))} assume !(~y~0 % 4294967296 < 1024); {19111#false} is VALID [2022-04-15 05:59:40,793 INFO L272 TraceCheckUtils]: 47: Hoare triple {19111#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {19111#false} is VALID [2022-04-15 05:59:40,793 INFO L290 TraceCheckUtils]: 48: Hoare triple {19111#false} ~cond := #in~cond; {19111#false} is VALID [2022-04-15 05:59:40,793 INFO L290 TraceCheckUtils]: 49: Hoare triple {19111#false} assume 0 == ~cond; {19111#false} is VALID [2022-04-15 05:59:40,793 INFO L290 TraceCheckUtils]: 50: Hoare triple {19111#false} assume !false; {19111#false} is VALID [2022-04-15 05:59:40,793 INFO L134 CoverageAnalysis]: Checked inductivity of 820 backedges. 0 proven. 820 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 05:59:40,793 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-15 05:59:40,793 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2017310697] [2022-04-15 05:59:40,794 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2017310697] provided 0 perfect and 1 imperfect interpolant sequences [2022-04-15 05:59:40,794 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2130456454] [2022-04-15 05:59:40,794 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-04-15 05:59:40,794 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-15 05:59:40,794 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-15 05:59:40,795 INFO L229 MonitoredProcess]: Starting monitored process 41 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-04-15 05:59:40,796 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (41)] Waiting until timeout for monitored process [2022-04-15 05:59:40,930 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-04-15 05:59:40,930 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-15 05:59:40,931 INFO L263 TraceCheckSpWp]: Trace formula consists of 253 conjuncts, 83 conjunts are in the unsatisfiable core [2022-04-15 05:59:40,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 05:59:40,950 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-15 05:59:41,296 INFO L272 TraceCheckUtils]: 0: Hoare triple {19110#true} call ULTIMATE.init(); {19110#true} is VALID [2022-04-15 05:59:41,297 INFO L290 TraceCheckUtils]: 1: Hoare triple {19110#true} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {19110#true} is VALID [2022-04-15 05:59:41,297 INFO L290 TraceCheckUtils]: 2: Hoare triple {19110#true} assume true; {19110#true} is VALID [2022-04-15 05:59:41,297 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {19110#true} {19110#true} #34#return; {19110#true} is VALID [2022-04-15 05:59:41,297 INFO L272 TraceCheckUtils]: 4: Hoare triple {19110#true} call #t~ret5 := main(); {19110#true} is VALID [2022-04-15 05:59:41,297 INFO L290 TraceCheckUtils]: 5: Hoare triple {19110#true} ~x~0 := 1;~y~0 := 0; {19115#(= main_~y~0 0)} is VALID [2022-04-15 05:59:41,297 INFO L290 TraceCheckUtils]: 6: Hoare triple {19115#(= main_~y~0 0)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19116#(and (<= 1 main_~y~0) (<= main_~y~0 1))} is VALID [2022-04-15 05:59:41,298 INFO L290 TraceCheckUtils]: 7: Hoare triple {19116#(and (<= 1 main_~y~0) (<= main_~y~0 1))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19117#(and (<= 2 main_~y~0) (<= main_~y~0 2))} is VALID [2022-04-15 05:59:41,298 INFO L290 TraceCheckUtils]: 8: Hoare triple {19117#(and (<= 2 main_~y~0) (<= main_~y~0 2))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19118#(and (<= main_~y~0 3) (<= 3 main_~y~0))} is VALID [2022-04-15 05:59:41,299 INFO L290 TraceCheckUtils]: 9: Hoare triple {19118#(and (<= main_~y~0 3) (<= 3 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19119#(and (<= main_~y~0 4) (<= 4 main_~y~0))} is VALID [2022-04-15 05:59:41,299 INFO L290 TraceCheckUtils]: 10: Hoare triple {19119#(and (<= main_~y~0 4) (<= 4 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19120#(and (<= 5 main_~y~0) (<= main_~y~0 5))} is VALID [2022-04-15 05:59:41,300 INFO L290 TraceCheckUtils]: 11: Hoare triple {19120#(and (<= 5 main_~y~0) (<= main_~y~0 5))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19121#(and (<= main_~y~0 6) (<= 6 main_~y~0))} is VALID [2022-04-15 05:59:41,300 INFO L290 TraceCheckUtils]: 12: Hoare triple {19121#(and (<= main_~y~0 6) (<= 6 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19122#(and (<= 7 main_~y~0) (<= main_~y~0 7))} is VALID [2022-04-15 05:59:41,301 INFO L290 TraceCheckUtils]: 13: Hoare triple {19122#(and (<= 7 main_~y~0) (<= main_~y~0 7))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19123#(and (<= main_~y~0 8) (<= 8 main_~y~0))} is VALID [2022-04-15 05:59:41,301 INFO L290 TraceCheckUtils]: 14: Hoare triple {19123#(and (<= main_~y~0 8) (<= 8 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19124#(and (<= 9 main_~y~0) (<= main_~y~0 9))} is VALID [2022-04-15 05:59:41,302 INFO L290 TraceCheckUtils]: 15: Hoare triple {19124#(and (<= 9 main_~y~0) (<= main_~y~0 9))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19125#(and (<= main_~y~0 10) (<= 10 main_~y~0))} is VALID [2022-04-15 05:59:41,302 INFO L290 TraceCheckUtils]: 16: Hoare triple {19125#(and (<= main_~y~0 10) (<= 10 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19126#(and (<= main_~y~0 11) (<= 11 main_~y~0))} is VALID [2022-04-15 05:59:41,303 INFO L290 TraceCheckUtils]: 17: Hoare triple {19126#(and (<= main_~y~0 11) (<= 11 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19127#(and (<= 12 main_~y~0) (<= main_~y~0 12))} is VALID [2022-04-15 05:59:41,303 INFO L290 TraceCheckUtils]: 18: Hoare triple {19127#(and (<= 12 main_~y~0) (<= main_~y~0 12))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19128#(and (<= main_~y~0 13) (<= 13 main_~y~0))} is VALID [2022-04-15 05:59:41,304 INFO L290 TraceCheckUtils]: 19: Hoare triple {19128#(and (<= main_~y~0 13) (<= 13 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19129#(and (<= 14 main_~y~0) (<= main_~y~0 14))} is VALID [2022-04-15 05:59:41,304 INFO L290 TraceCheckUtils]: 20: Hoare triple {19129#(and (<= 14 main_~y~0) (<= main_~y~0 14))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19130#(and (<= main_~y~0 15) (<= 15 main_~y~0))} is VALID [2022-04-15 05:59:41,305 INFO L290 TraceCheckUtils]: 21: Hoare triple {19130#(and (<= main_~y~0 15) (<= 15 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19131#(and (<= 16 main_~y~0) (<= main_~y~0 16))} is VALID [2022-04-15 05:59:41,305 INFO L290 TraceCheckUtils]: 22: Hoare triple {19131#(and (<= 16 main_~y~0) (<= main_~y~0 16))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19132#(and (<= main_~y~0 17) (<= 17 main_~y~0))} is VALID [2022-04-15 05:59:41,306 INFO L290 TraceCheckUtils]: 23: Hoare triple {19132#(and (<= main_~y~0 17) (<= 17 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19133#(and (<= 18 main_~y~0) (<= main_~y~0 18))} is VALID [2022-04-15 05:59:41,306 INFO L290 TraceCheckUtils]: 24: Hoare triple {19133#(and (<= 18 main_~y~0) (<= main_~y~0 18))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19134#(and (<= 19 main_~y~0) (<= main_~y~0 19))} is VALID [2022-04-15 05:59:41,307 INFO L290 TraceCheckUtils]: 25: Hoare triple {19134#(and (<= 19 main_~y~0) (<= main_~y~0 19))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19135#(and (<= 20 main_~y~0) (<= main_~y~0 20))} is VALID [2022-04-15 05:59:41,307 INFO L290 TraceCheckUtils]: 26: Hoare triple {19135#(and (<= 20 main_~y~0) (<= main_~y~0 20))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19136#(and (<= main_~y~0 21) (<= 21 main_~y~0))} is VALID [2022-04-15 05:59:41,308 INFO L290 TraceCheckUtils]: 27: Hoare triple {19136#(and (<= main_~y~0 21) (<= 21 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19137#(and (<= main_~y~0 22) (<= 22 main_~y~0))} is VALID [2022-04-15 05:59:41,308 INFO L290 TraceCheckUtils]: 28: Hoare triple {19137#(and (<= main_~y~0 22) (<= 22 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19138#(and (<= main_~y~0 23) (<= 23 main_~y~0))} is VALID [2022-04-15 05:59:41,309 INFO L290 TraceCheckUtils]: 29: Hoare triple {19138#(and (<= main_~y~0 23) (<= 23 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19139#(and (<= 24 main_~y~0) (<= main_~y~0 24))} is VALID [2022-04-15 05:59:41,309 INFO L290 TraceCheckUtils]: 30: Hoare triple {19139#(and (<= 24 main_~y~0) (<= main_~y~0 24))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19140#(and (<= 25 main_~y~0) (<= main_~y~0 25))} is VALID [2022-04-15 05:59:41,310 INFO L290 TraceCheckUtils]: 31: Hoare triple {19140#(and (<= 25 main_~y~0) (<= main_~y~0 25))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19141#(and (<= main_~y~0 26) (<= 26 main_~y~0))} is VALID [2022-04-15 05:59:41,310 INFO L290 TraceCheckUtils]: 32: Hoare triple {19141#(and (<= main_~y~0 26) (<= 26 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19142#(and (<= main_~y~0 27) (<= 27 main_~y~0))} is VALID [2022-04-15 05:59:41,311 INFO L290 TraceCheckUtils]: 33: Hoare triple {19142#(and (<= main_~y~0 27) (<= 27 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19143#(and (<= main_~y~0 28) (<= 28 main_~y~0))} is VALID [2022-04-15 05:59:41,312 INFO L290 TraceCheckUtils]: 34: Hoare triple {19143#(and (<= main_~y~0 28) (<= 28 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19144#(and (<= 29 main_~y~0) (<= main_~y~0 29))} is VALID [2022-04-15 05:59:41,312 INFO L290 TraceCheckUtils]: 35: Hoare triple {19144#(and (<= 29 main_~y~0) (<= main_~y~0 29))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19145#(and (<= main_~y~0 30) (<= 30 main_~y~0))} is VALID [2022-04-15 05:59:41,312 INFO L290 TraceCheckUtils]: 36: Hoare triple {19145#(and (<= main_~y~0 30) (<= 30 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19146#(and (<= main_~y~0 31) (<= 31 main_~y~0))} is VALID [2022-04-15 05:59:41,313 INFO L290 TraceCheckUtils]: 37: Hoare triple {19146#(and (<= main_~y~0 31) (<= 31 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19147#(and (<= main_~y~0 32) (<= 32 main_~y~0))} is VALID [2022-04-15 05:59:41,313 INFO L290 TraceCheckUtils]: 38: Hoare triple {19147#(and (<= main_~y~0 32) (<= 32 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19148#(and (<= 33 main_~y~0) (<= main_~y~0 33))} is VALID [2022-04-15 05:59:41,314 INFO L290 TraceCheckUtils]: 39: Hoare triple {19148#(and (<= 33 main_~y~0) (<= main_~y~0 33))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19149#(and (<= main_~y~0 34) (<= 34 main_~y~0))} is VALID [2022-04-15 05:59:41,314 INFO L290 TraceCheckUtils]: 40: Hoare triple {19149#(and (<= main_~y~0 34) (<= 34 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19150#(and (<= 35 main_~y~0) (<= main_~y~0 35))} is VALID [2022-04-15 05:59:41,315 INFO L290 TraceCheckUtils]: 41: Hoare triple {19150#(and (<= 35 main_~y~0) (<= main_~y~0 35))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19151#(and (<= 36 main_~y~0) (<= main_~y~0 36))} is VALID [2022-04-15 05:59:41,315 INFO L290 TraceCheckUtils]: 42: Hoare triple {19151#(and (<= 36 main_~y~0) (<= main_~y~0 36))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19152#(and (<= main_~y~0 37) (<= 37 main_~y~0))} is VALID [2022-04-15 05:59:41,316 INFO L290 TraceCheckUtils]: 43: Hoare triple {19152#(and (<= main_~y~0 37) (<= 37 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19153#(and (<= 38 main_~y~0) (<= main_~y~0 38))} is VALID [2022-04-15 05:59:41,316 INFO L290 TraceCheckUtils]: 44: Hoare triple {19153#(and (<= 38 main_~y~0) (<= main_~y~0 38))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19154#(and (<= 39 main_~y~0) (<= main_~y~0 39))} is VALID [2022-04-15 05:59:41,317 INFO L290 TraceCheckUtils]: 45: Hoare triple {19154#(and (<= 39 main_~y~0) (<= main_~y~0 39))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19295#(and (<= 40 main_~y~0) (<= main_~y~0 40))} is VALID [2022-04-15 05:59:41,317 INFO L290 TraceCheckUtils]: 46: Hoare triple {19295#(and (<= 40 main_~y~0) (<= main_~y~0 40))} assume !(~y~0 % 4294967296 < 1024); {19111#false} is VALID [2022-04-15 05:59:41,318 INFO L272 TraceCheckUtils]: 47: Hoare triple {19111#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {19111#false} is VALID [2022-04-15 05:59:41,318 INFO L290 TraceCheckUtils]: 48: Hoare triple {19111#false} ~cond := #in~cond; {19111#false} is VALID [2022-04-15 05:59:41,318 INFO L290 TraceCheckUtils]: 49: Hoare triple {19111#false} assume 0 == ~cond; {19111#false} is VALID [2022-04-15 05:59:41,318 INFO L290 TraceCheckUtils]: 50: Hoare triple {19111#false} assume !false; {19111#false} is VALID [2022-04-15 05:59:41,318 INFO L134 CoverageAnalysis]: Checked inductivity of 820 backedges. 0 proven. 820 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 05:59:41,318 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-15 05:59:43,883 INFO L290 TraceCheckUtils]: 50: Hoare triple {19111#false} assume !false; {19111#false} is VALID [2022-04-15 05:59:43,884 INFO L290 TraceCheckUtils]: 49: Hoare triple {19111#false} assume 0 == ~cond; {19111#false} is VALID [2022-04-15 05:59:43,884 INFO L290 TraceCheckUtils]: 48: Hoare triple {19111#false} ~cond := #in~cond; {19111#false} is VALID [2022-04-15 05:59:43,884 INFO L272 TraceCheckUtils]: 47: Hoare triple {19111#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {19111#false} is VALID [2022-04-15 05:59:43,884 INFO L290 TraceCheckUtils]: 46: Hoare triple {19323#(< (mod main_~y~0 4294967296) 1024)} assume !(~y~0 % 4294967296 < 1024); {19111#false} is VALID [2022-04-15 05:59:43,885 INFO L290 TraceCheckUtils]: 45: Hoare triple {19327#(< (mod (+ main_~y~0 1) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19323#(< (mod main_~y~0 4294967296) 1024)} is VALID [2022-04-15 05:59:43,886 INFO L290 TraceCheckUtils]: 44: Hoare triple {19331#(< (mod (+ main_~y~0 2) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19327#(< (mod (+ main_~y~0 1) 4294967296) 1024)} is VALID [2022-04-15 05:59:43,887 INFO L290 TraceCheckUtils]: 43: Hoare triple {19335#(< (mod (+ main_~y~0 3) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19331#(< (mod (+ main_~y~0 2) 4294967296) 1024)} is VALID [2022-04-15 05:59:43,887 INFO L290 TraceCheckUtils]: 42: Hoare triple {19339#(< (mod (+ main_~y~0 4) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19335#(< (mod (+ main_~y~0 3) 4294967296) 1024)} is VALID [2022-04-15 05:59:43,888 INFO L290 TraceCheckUtils]: 41: Hoare triple {19343#(< (mod (+ 5 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19339#(< (mod (+ main_~y~0 4) 4294967296) 1024)} is VALID [2022-04-15 05:59:43,889 INFO L290 TraceCheckUtils]: 40: Hoare triple {19347#(< (mod (+ main_~y~0 6) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19343#(< (mod (+ 5 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:59:43,889 INFO L290 TraceCheckUtils]: 39: Hoare triple {19351#(< (mod (+ 7 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19347#(< (mod (+ main_~y~0 6) 4294967296) 1024)} is VALID [2022-04-15 05:59:43,895 INFO L290 TraceCheckUtils]: 38: Hoare triple {19355#(< (mod (+ main_~y~0 8) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19351#(< (mod (+ 7 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:59:43,895 INFO L290 TraceCheckUtils]: 37: Hoare triple {19359#(< (mod (+ main_~y~0 9) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19355#(< (mod (+ main_~y~0 8) 4294967296) 1024)} is VALID [2022-04-15 05:59:43,896 INFO L290 TraceCheckUtils]: 36: Hoare triple {19363#(< (mod (+ main_~y~0 10) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19359#(< (mod (+ main_~y~0 9) 4294967296) 1024)} is VALID [2022-04-15 05:59:43,897 INFO L290 TraceCheckUtils]: 35: Hoare triple {19367#(< (mod (+ main_~y~0 11) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19363#(< (mod (+ main_~y~0 10) 4294967296) 1024)} is VALID [2022-04-15 05:59:43,897 INFO L290 TraceCheckUtils]: 34: Hoare triple {19371#(< (mod (+ main_~y~0 12) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19367#(< (mod (+ main_~y~0 11) 4294967296) 1024)} is VALID [2022-04-15 05:59:43,898 INFO L290 TraceCheckUtils]: 33: Hoare triple {19375#(< (mod (+ main_~y~0 13) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19371#(< (mod (+ main_~y~0 12) 4294967296) 1024)} is VALID [2022-04-15 05:59:43,899 INFO L290 TraceCheckUtils]: 32: Hoare triple {19379#(< (mod (+ main_~y~0 14) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19375#(< (mod (+ main_~y~0 13) 4294967296) 1024)} is VALID [2022-04-15 05:59:43,900 INFO L290 TraceCheckUtils]: 31: Hoare triple {19383#(< (mod (+ main_~y~0 15) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19379#(< (mod (+ main_~y~0 14) 4294967296) 1024)} is VALID [2022-04-15 05:59:43,900 INFO L290 TraceCheckUtils]: 30: Hoare triple {19387#(< (mod (+ main_~y~0 16) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19383#(< (mod (+ main_~y~0 15) 4294967296) 1024)} is VALID [2022-04-15 05:59:43,901 INFO L290 TraceCheckUtils]: 29: Hoare triple {19391#(< (mod (+ main_~y~0 17) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19387#(< (mod (+ main_~y~0 16) 4294967296) 1024)} is VALID [2022-04-15 05:59:43,901 INFO L290 TraceCheckUtils]: 28: Hoare triple {19395#(< (mod (+ main_~y~0 18) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19391#(< (mod (+ main_~y~0 17) 4294967296) 1024)} is VALID [2022-04-15 05:59:43,902 INFO L290 TraceCheckUtils]: 27: Hoare triple {19399#(< (mod (+ 19 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19395#(< (mod (+ main_~y~0 18) 4294967296) 1024)} is VALID [2022-04-15 05:59:43,903 INFO L290 TraceCheckUtils]: 26: Hoare triple {19403#(< (mod (+ main_~y~0 20) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19399#(< (mod (+ 19 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:59:43,903 INFO L290 TraceCheckUtils]: 25: Hoare triple {19407#(< (mod (+ main_~y~0 21) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19403#(< (mod (+ main_~y~0 20) 4294967296) 1024)} is VALID [2022-04-15 05:59:43,904 INFO L290 TraceCheckUtils]: 24: Hoare triple {19411#(< (mod (+ main_~y~0 22) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19407#(< (mod (+ main_~y~0 21) 4294967296) 1024)} is VALID [2022-04-15 05:59:43,905 INFO L290 TraceCheckUtils]: 23: Hoare triple {19415#(< (mod (+ 23 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19411#(< (mod (+ main_~y~0 22) 4294967296) 1024)} is VALID [2022-04-15 05:59:43,905 INFO L290 TraceCheckUtils]: 22: Hoare triple {19419#(< (mod (+ main_~y~0 24) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19415#(< (mod (+ 23 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:59:43,906 INFO L290 TraceCheckUtils]: 21: Hoare triple {19423#(< (mod (+ main_~y~0 25) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19419#(< (mod (+ main_~y~0 24) 4294967296) 1024)} is VALID [2022-04-15 05:59:43,907 INFO L290 TraceCheckUtils]: 20: Hoare triple {19427#(< (mod (+ main_~y~0 26) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19423#(< (mod (+ main_~y~0 25) 4294967296) 1024)} is VALID [2022-04-15 05:59:43,907 INFO L290 TraceCheckUtils]: 19: Hoare triple {19431#(< (mod (+ main_~y~0 27) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19427#(< (mod (+ main_~y~0 26) 4294967296) 1024)} is VALID [2022-04-15 05:59:43,908 INFO L290 TraceCheckUtils]: 18: Hoare triple {19435#(< (mod (+ main_~y~0 28) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19431#(< (mod (+ main_~y~0 27) 4294967296) 1024)} is VALID [2022-04-15 05:59:43,908 INFO L290 TraceCheckUtils]: 17: Hoare triple {19439#(< (mod (+ 29 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19435#(< (mod (+ main_~y~0 28) 4294967296) 1024)} is VALID [2022-04-15 05:59:43,909 INFO L290 TraceCheckUtils]: 16: Hoare triple {19443#(< (mod (+ 30 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19439#(< (mod (+ 29 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:59:43,910 INFO L290 TraceCheckUtils]: 15: Hoare triple {19447#(< (mod (+ main_~y~0 31) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19443#(< (mod (+ 30 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:59:43,910 INFO L290 TraceCheckUtils]: 14: Hoare triple {19451#(< (mod (+ 32 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19447#(< (mod (+ main_~y~0 31) 4294967296) 1024)} is VALID [2022-04-15 05:59:43,911 INFO L290 TraceCheckUtils]: 13: Hoare triple {19455#(< (mod (+ main_~y~0 33) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19451#(< (mod (+ 32 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:59:43,912 INFO L290 TraceCheckUtils]: 12: Hoare triple {19459#(< (mod (+ main_~y~0 34) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19455#(< (mod (+ main_~y~0 33) 4294967296) 1024)} is VALID [2022-04-15 05:59:43,912 INFO L290 TraceCheckUtils]: 11: Hoare triple {19463#(< (mod (+ 35 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19459#(< (mod (+ main_~y~0 34) 4294967296) 1024)} is VALID [2022-04-15 05:59:43,913 INFO L290 TraceCheckUtils]: 10: Hoare triple {19467#(< (mod (+ main_~y~0 36) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19463#(< (mod (+ 35 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:59:43,914 INFO L290 TraceCheckUtils]: 9: Hoare triple {19471#(< (mod (+ main_~y~0 37) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19467#(< (mod (+ main_~y~0 36) 4294967296) 1024)} is VALID [2022-04-15 05:59:43,914 INFO L290 TraceCheckUtils]: 8: Hoare triple {19475#(< (mod (+ main_~y~0 38) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19471#(< (mod (+ main_~y~0 37) 4294967296) 1024)} is VALID [2022-04-15 05:59:43,915 INFO L290 TraceCheckUtils]: 7: Hoare triple {19479#(< (mod (+ main_~y~0 39) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19475#(< (mod (+ main_~y~0 38) 4294967296) 1024)} is VALID [2022-04-15 05:59:43,915 INFO L290 TraceCheckUtils]: 6: Hoare triple {19483#(< (mod (+ 40 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19479#(< (mod (+ main_~y~0 39) 4294967296) 1024)} is VALID [2022-04-15 05:59:43,916 INFO L290 TraceCheckUtils]: 5: Hoare triple {19110#true} ~x~0 := 1;~y~0 := 0; {19483#(< (mod (+ 40 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:59:43,916 INFO L272 TraceCheckUtils]: 4: Hoare triple {19110#true} call #t~ret5 := main(); {19110#true} is VALID [2022-04-15 05:59:43,916 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {19110#true} {19110#true} #34#return; {19110#true} is VALID [2022-04-15 05:59:43,916 INFO L290 TraceCheckUtils]: 2: Hoare triple {19110#true} assume true; {19110#true} is VALID [2022-04-15 05:59:43,916 INFO L290 TraceCheckUtils]: 1: Hoare triple {19110#true} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {19110#true} is VALID [2022-04-15 05:59:43,916 INFO L272 TraceCheckUtils]: 0: Hoare triple {19110#true} call ULTIMATE.init(); {19110#true} is VALID [2022-04-15 05:59:43,916 INFO L134 CoverageAnalysis]: Checked inductivity of 820 backedges. 0 proven. 820 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 05:59:43,917 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2130456454] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-15 05:59:43,917 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-04-15 05:59:43,917 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [44, 43, 43] total 86 [2022-04-15 05:59:43,917 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-15 05:59:43,917 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [605802162] [2022-04-15 05:59:43,917 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [605802162] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-15 05:59:43,917 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-15 05:59:43,917 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [44] imperfect sequences [] total 44 [2022-04-15 05:59:43,917 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [332863681] [2022-04-15 05:59:43,917 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-15 05:59:43,917 INFO L78 Accepts]: Start accepts. Automaton has has 44 states, 44 states have (on average 1.0681818181818181) internal successors, (47), 43 states have internal predecessors, (47), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 51 [2022-04-15 05:59:43,918 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-15 05:59:43,918 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 44 states, 44 states have (on average 1.0681818181818181) internal successors, (47), 43 states have internal predecessors, (47), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:59:43,947 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 51 edges. 51 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 05:59:43,947 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 44 states [2022-04-15 05:59:43,947 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-15 05:59:43,948 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 44 interpolants. [2022-04-15 05:59:43,948 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1932, Invalid=5378, Unknown=0, NotChecked=0, Total=7310 [2022-04-15 05:59:43,948 INFO L87 Difference]: Start difference. First operand 52 states and 52 transitions. Second operand has 44 states, 44 states have (on average 1.0681818181818181) internal successors, (47), 43 states have internal predecessors, (47), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:59:47,460 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 05:59:47,460 INFO L93 Difference]: Finished difference Result 58 states and 58 transitions. [2022-04-15 05:59:47,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2022-04-15 05:59:47,460 INFO L78 Accepts]: Start accepts. Automaton has has 44 states, 44 states have (on average 1.0681818181818181) internal successors, (47), 43 states have internal predecessors, (47), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 51 [2022-04-15 05:59:47,460 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-15 05:59:47,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 44 states, 44 states have (on average 1.0681818181818181) internal successors, (47), 43 states have internal predecessors, (47), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:59:47,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 44 states and 58 transitions. [2022-04-15 05:59:47,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 44 states, 44 states have (on average 1.0681818181818181) internal successors, (47), 43 states have internal predecessors, (47), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:59:47,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 44 states and 58 transitions. [2022-04-15 05:59:47,461 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 44 states and 58 transitions. [2022-04-15 05:59:47,498 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 58 edges. 58 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 05:59:47,499 INFO L225 Difference]: With dead ends: 58 [2022-04-15 05:59:47,499 INFO L226 Difference]: Without dead ends: 53 [2022-04-15 05:59:47,500 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 187 GetRequests, 61 SyntacticMatches, 1 SemanticMatches, 125 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 906 ImplicationChecksByTransitivity, 3.9s TimeCoverageRelationStatistics Valid=3857, Invalid=12145, Unknown=0, NotChecked=0, Total=16002 [2022-04-15 05:59:47,500 INFO L913 BasicCegarLoop]: 11 mSDtfsCounter, 6 mSDsluCounter, 37 mSDsCounter, 0 mSdLazyCounter, 1677 mSolverCounterSat, 83 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 48 SdHoareTripleChecker+Invalid, 1760 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 83 IncrementalHoareTripleChecker+Valid, 1677 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-04-15 05:59:47,501 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [6 Valid, 48 Invalid, 1760 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [83 Valid, 1677 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-04-15 05:59:47,501 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2022-04-15 05:59:47,555 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 53. [2022-04-15 05:59:47,556 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-15 05:59:47,556 INFO L82 GeneralOperation]: Start isEquivalent. First operand 53 states. Second operand has 53 states, 48 states have (on average 1.0208333333333333) internal successors, (49), 48 states have internal predecessors, (49), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:59:47,556 INFO L74 IsIncluded]: Start isIncluded. First operand 53 states. Second operand has 53 states, 48 states have (on average 1.0208333333333333) internal successors, (49), 48 states have internal predecessors, (49), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:59:47,556 INFO L87 Difference]: Start difference. First operand 53 states. Second operand has 53 states, 48 states have (on average 1.0208333333333333) internal successors, (49), 48 states have internal predecessors, (49), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:59:47,556 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 05:59:47,556 INFO L93 Difference]: Finished difference Result 53 states and 53 transitions. [2022-04-15 05:59:47,557 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 53 transitions. [2022-04-15 05:59:47,557 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-15 05:59:47,557 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-15 05:59:47,557 INFO L74 IsIncluded]: Start isIncluded. First operand has 53 states, 48 states have (on average 1.0208333333333333) internal successors, (49), 48 states have internal predecessors, (49), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 53 states. [2022-04-15 05:59:47,557 INFO L87 Difference]: Start difference. First operand has 53 states, 48 states have (on average 1.0208333333333333) internal successors, (49), 48 states have internal predecessors, (49), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 53 states. [2022-04-15 05:59:47,557 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 05:59:47,557 INFO L93 Difference]: Finished difference Result 53 states and 53 transitions. [2022-04-15 05:59:47,557 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 53 transitions. [2022-04-15 05:59:47,558 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-15 05:59:47,558 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-15 05:59:47,558 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-15 05:59:47,558 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-15 05:59:47,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 53 states, 48 states have (on average 1.0208333333333333) internal successors, (49), 48 states have internal predecessors, (49), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:59:47,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 53 transitions. [2022-04-15 05:59:47,558 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 53 transitions. Word has length 51 [2022-04-15 05:59:47,558 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-15 05:59:47,558 INFO L478 AbstractCegarLoop]: Abstraction has 53 states and 53 transitions. [2022-04-15 05:59:47,559 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 44 states, 44 states have (on average 1.0681818181818181) internal successors, (47), 43 states have internal predecessors, (47), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:59:47,559 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 53 states and 53 transitions. [2022-04-15 05:59:47,602 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 53 edges. 53 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 05:59:47,602 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 53 transitions. [2022-04-15 05:59:47,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-04-15 05:59:47,602 INFO L491 BasicCegarLoop]: Found error trace [2022-04-15 05:59:47,602 INFO L499 BasicCegarLoop]: trace histogram [41, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-15 05:59:47,641 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (41)] Forceful destruction successful, exit code 0 [2022-04-15 05:59:47,807 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable80,41 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable81 [2022-04-15 05:59:47,807 INFO L403 AbstractCegarLoop]: === Iteration 43 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-15 05:59:47,807 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-15 05:59:47,808 INFO L85 PathProgramCache]: Analyzing trace with hash 1078102390, now seen corresponding path program 81 times [2022-04-15 05:59:47,808 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-15 05:59:47,808 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [127325658] [2022-04-15 05:59:49,034 INFO L89 AcceleratorJordan]: Jordan loop acceleration statistics: 1 HavocedVariables, 2 AssignedVariables, 0 ReadonlyVariables, Eigenvalues: {0={1=1}, 1={2=1}}, 1 SequentialAcceleration, 0 AlternatingAcceleration, 1 QuantifierFreeResult [2022-04-15 05:59:49,042 INFO L271 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2022-04-15 05:59:49,044 INFO L85 PathProgramCache]: Analyzing trace with hash 496905975, now seen corresponding path program 1 times [2022-04-15 05:59:49,044 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-15 05:59:49,044 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2122568268] [2022-04-15 05:59:49,044 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-15 05:59:49,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-15 05:59:49,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-15 05:59:49,049 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-04-15 05:59:49,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-15 05:59:49,051 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-04-15 05:59:49,051 INFO L85 PathProgramCache]: Analyzing trace with hash 1078102390, now seen corresponding path program 82 times [2022-04-15 05:59:49,051 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-15 05:59:49,051 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [499643874] [2022-04-15 05:59:49,052 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-15 05:59:49,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-15 05:59:49,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 05:59:50,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-15 05:59:50,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 05:59:50,027 INFO L290 TraceCheckUtils]: 0: Hoare triple {19961#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {19914#true} is VALID [2022-04-15 05:59:50,027 INFO L290 TraceCheckUtils]: 1: Hoare triple {19914#true} assume true; {19914#true} is VALID [2022-04-15 05:59:50,027 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {19914#true} {19914#true} #34#return; {19914#true} is VALID [2022-04-15 05:59:50,028 INFO L272 TraceCheckUtils]: 0: Hoare triple {19914#true} call ULTIMATE.init(); {19961#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} is VALID [2022-04-15 05:59:50,028 INFO L290 TraceCheckUtils]: 1: Hoare triple {19961#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {19914#true} is VALID [2022-04-15 05:59:50,028 INFO L290 TraceCheckUtils]: 2: Hoare triple {19914#true} assume true; {19914#true} is VALID [2022-04-15 05:59:50,028 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {19914#true} {19914#true} #34#return; {19914#true} is VALID [2022-04-15 05:59:50,028 INFO L272 TraceCheckUtils]: 4: Hoare triple {19914#true} call #t~ret5 := main(); {19914#true} is VALID [2022-04-15 05:59:50,028 INFO L290 TraceCheckUtils]: 5: Hoare triple {19914#true} ~x~0 := 1;~y~0 := 0; {19919#(= main_~y~0 0)} is VALID [2022-04-15 05:59:50,029 INFO L290 TraceCheckUtils]: 6: Hoare triple {19919#(= main_~y~0 0)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19920#(and (<= 1 main_~y~0) (<= main_~y~0 1))} is VALID [2022-04-15 05:59:50,029 INFO L290 TraceCheckUtils]: 7: Hoare triple {19920#(and (<= 1 main_~y~0) (<= main_~y~0 1))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19921#(and (<= 2 main_~y~0) (<= main_~y~0 2))} is VALID [2022-04-15 05:59:50,030 INFO L290 TraceCheckUtils]: 8: Hoare triple {19921#(and (<= 2 main_~y~0) (<= main_~y~0 2))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19922#(and (<= main_~y~0 3) (<= 3 main_~y~0))} is VALID [2022-04-15 05:59:50,030 INFO L290 TraceCheckUtils]: 9: Hoare triple {19922#(and (<= main_~y~0 3) (<= 3 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19923#(and (<= main_~y~0 4) (<= 4 main_~y~0))} is VALID [2022-04-15 05:59:50,031 INFO L290 TraceCheckUtils]: 10: Hoare triple {19923#(and (<= main_~y~0 4) (<= 4 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19924#(and (<= 5 main_~y~0) (<= main_~y~0 5))} is VALID [2022-04-15 05:59:50,031 INFO L290 TraceCheckUtils]: 11: Hoare triple {19924#(and (<= 5 main_~y~0) (<= main_~y~0 5))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19925#(and (<= main_~y~0 6) (<= 6 main_~y~0))} is VALID [2022-04-15 05:59:50,032 INFO L290 TraceCheckUtils]: 12: Hoare triple {19925#(and (<= main_~y~0 6) (<= 6 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19926#(and (<= 7 main_~y~0) (<= main_~y~0 7))} is VALID [2022-04-15 05:59:50,033 INFO L290 TraceCheckUtils]: 13: Hoare triple {19926#(and (<= 7 main_~y~0) (<= main_~y~0 7))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19927#(and (<= main_~y~0 8) (<= 8 main_~y~0))} is VALID [2022-04-15 05:59:50,033 INFO L290 TraceCheckUtils]: 14: Hoare triple {19927#(and (<= main_~y~0 8) (<= 8 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19928#(and (<= 9 main_~y~0) (<= main_~y~0 9))} is VALID [2022-04-15 05:59:50,034 INFO L290 TraceCheckUtils]: 15: Hoare triple {19928#(and (<= 9 main_~y~0) (<= main_~y~0 9))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19929#(and (<= main_~y~0 10) (<= 10 main_~y~0))} is VALID [2022-04-15 05:59:50,034 INFO L290 TraceCheckUtils]: 16: Hoare triple {19929#(and (<= main_~y~0 10) (<= 10 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19930#(and (<= main_~y~0 11) (<= 11 main_~y~0))} is VALID [2022-04-15 05:59:50,035 INFO L290 TraceCheckUtils]: 17: Hoare triple {19930#(and (<= main_~y~0 11) (<= 11 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19931#(and (<= 12 main_~y~0) (<= main_~y~0 12))} is VALID [2022-04-15 05:59:50,035 INFO L290 TraceCheckUtils]: 18: Hoare triple {19931#(and (<= 12 main_~y~0) (<= main_~y~0 12))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19932#(and (<= main_~y~0 13) (<= 13 main_~y~0))} is VALID [2022-04-15 05:59:50,036 INFO L290 TraceCheckUtils]: 19: Hoare triple {19932#(and (<= main_~y~0 13) (<= 13 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19933#(and (<= 14 main_~y~0) (<= main_~y~0 14))} is VALID [2022-04-15 05:59:50,036 INFO L290 TraceCheckUtils]: 20: Hoare triple {19933#(and (<= 14 main_~y~0) (<= main_~y~0 14))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19934#(and (<= main_~y~0 15) (<= 15 main_~y~0))} is VALID [2022-04-15 05:59:50,037 INFO L290 TraceCheckUtils]: 21: Hoare triple {19934#(and (<= main_~y~0 15) (<= 15 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19935#(and (<= 16 main_~y~0) (<= main_~y~0 16))} is VALID [2022-04-15 05:59:50,037 INFO L290 TraceCheckUtils]: 22: Hoare triple {19935#(and (<= 16 main_~y~0) (<= main_~y~0 16))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19936#(and (<= main_~y~0 17) (<= 17 main_~y~0))} is VALID [2022-04-15 05:59:50,038 INFO L290 TraceCheckUtils]: 23: Hoare triple {19936#(and (<= main_~y~0 17) (<= 17 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19937#(and (<= 18 main_~y~0) (<= main_~y~0 18))} is VALID [2022-04-15 05:59:50,038 INFO L290 TraceCheckUtils]: 24: Hoare triple {19937#(and (<= 18 main_~y~0) (<= main_~y~0 18))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19938#(and (<= 19 main_~y~0) (<= main_~y~0 19))} is VALID [2022-04-15 05:59:50,039 INFO L290 TraceCheckUtils]: 25: Hoare triple {19938#(and (<= 19 main_~y~0) (<= main_~y~0 19))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19939#(and (<= 20 main_~y~0) (<= main_~y~0 20))} is VALID [2022-04-15 05:59:50,039 INFO L290 TraceCheckUtils]: 26: Hoare triple {19939#(and (<= 20 main_~y~0) (<= main_~y~0 20))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19940#(and (<= main_~y~0 21) (<= 21 main_~y~0))} is VALID [2022-04-15 05:59:50,040 INFO L290 TraceCheckUtils]: 27: Hoare triple {19940#(and (<= main_~y~0 21) (<= 21 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19941#(and (<= main_~y~0 22) (<= 22 main_~y~0))} is VALID [2022-04-15 05:59:50,040 INFO L290 TraceCheckUtils]: 28: Hoare triple {19941#(and (<= main_~y~0 22) (<= 22 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19942#(and (<= main_~y~0 23) (<= 23 main_~y~0))} is VALID [2022-04-15 05:59:50,041 INFO L290 TraceCheckUtils]: 29: Hoare triple {19942#(and (<= main_~y~0 23) (<= 23 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19943#(and (<= 24 main_~y~0) (<= main_~y~0 24))} is VALID [2022-04-15 05:59:50,042 INFO L290 TraceCheckUtils]: 30: Hoare triple {19943#(and (<= 24 main_~y~0) (<= main_~y~0 24))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19944#(and (<= 25 main_~y~0) (<= main_~y~0 25))} is VALID [2022-04-15 05:59:50,042 INFO L290 TraceCheckUtils]: 31: Hoare triple {19944#(and (<= 25 main_~y~0) (<= main_~y~0 25))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19945#(and (<= main_~y~0 26) (<= 26 main_~y~0))} is VALID [2022-04-15 05:59:50,043 INFO L290 TraceCheckUtils]: 32: Hoare triple {19945#(and (<= main_~y~0 26) (<= 26 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19946#(and (<= main_~y~0 27) (<= 27 main_~y~0))} is VALID [2022-04-15 05:59:50,044 INFO L290 TraceCheckUtils]: 33: Hoare triple {19946#(and (<= main_~y~0 27) (<= 27 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19947#(and (<= main_~y~0 28) (<= 28 main_~y~0))} is VALID [2022-04-15 05:59:50,044 INFO L290 TraceCheckUtils]: 34: Hoare triple {19947#(and (<= main_~y~0 28) (<= 28 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19948#(and (<= 29 main_~y~0) (<= main_~y~0 29))} is VALID [2022-04-15 05:59:50,045 INFO L290 TraceCheckUtils]: 35: Hoare triple {19948#(and (<= 29 main_~y~0) (<= main_~y~0 29))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19949#(and (<= main_~y~0 30) (<= 30 main_~y~0))} is VALID [2022-04-15 05:59:50,046 INFO L290 TraceCheckUtils]: 36: Hoare triple {19949#(and (<= main_~y~0 30) (<= 30 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19950#(and (<= main_~y~0 31) (<= 31 main_~y~0))} is VALID [2022-04-15 05:59:50,046 INFO L290 TraceCheckUtils]: 37: Hoare triple {19950#(and (<= main_~y~0 31) (<= 31 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19951#(and (<= main_~y~0 32) (<= 32 main_~y~0))} is VALID [2022-04-15 05:59:50,056 INFO L290 TraceCheckUtils]: 38: Hoare triple {19951#(and (<= main_~y~0 32) (<= 32 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19952#(and (<= 33 main_~y~0) (<= main_~y~0 33))} is VALID [2022-04-15 05:59:50,056 INFO L290 TraceCheckUtils]: 39: Hoare triple {19952#(and (<= 33 main_~y~0) (<= main_~y~0 33))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19953#(and (<= main_~y~0 34) (<= 34 main_~y~0))} is VALID [2022-04-15 05:59:50,057 INFO L290 TraceCheckUtils]: 40: Hoare triple {19953#(and (<= main_~y~0 34) (<= 34 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19954#(and (<= 35 main_~y~0) (<= main_~y~0 35))} is VALID [2022-04-15 05:59:50,057 INFO L290 TraceCheckUtils]: 41: Hoare triple {19954#(and (<= 35 main_~y~0) (<= main_~y~0 35))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19955#(and (<= 36 main_~y~0) (<= main_~y~0 36))} is VALID [2022-04-15 05:59:50,058 INFO L290 TraceCheckUtils]: 42: Hoare triple {19955#(and (<= 36 main_~y~0) (<= main_~y~0 36))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19956#(and (<= main_~y~0 37) (<= 37 main_~y~0))} is VALID [2022-04-15 05:59:50,058 INFO L290 TraceCheckUtils]: 43: Hoare triple {19956#(and (<= main_~y~0 37) (<= 37 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19957#(and (<= 38 main_~y~0) (<= main_~y~0 38))} is VALID [2022-04-15 05:59:50,059 INFO L290 TraceCheckUtils]: 44: Hoare triple {19957#(and (<= 38 main_~y~0) (<= main_~y~0 38))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19958#(and (<= 39 main_~y~0) (<= main_~y~0 39))} is VALID [2022-04-15 05:59:50,059 INFO L290 TraceCheckUtils]: 45: Hoare triple {19958#(and (<= 39 main_~y~0) (<= main_~y~0 39))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19959#(and (<= 40 main_~y~0) (<= main_~y~0 40))} is VALID [2022-04-15 05:59:50,060 INFO L290 TraceCheckUtils]: 46: Hoare triple {19959#(and (<= 40 main_~y~0) (<= main_~y~0 40))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19960#(and (not (<= (+ (div main_~y~0 4294967296) 1) 0)) (<= main_~y~0 41))} is VALID [2022-04-15 05:59:50,061 INFO L290 TraceCheckUtils]: 47: Hoare triple {19960#(and (not (<= (+ (div main_~y~0 4294967296) 1) 0)) (<= main_~y~0 41))} assume !(~y~0 % 4294967296 < 1024); {19915#false} is VALID [2022-04-15 05:59:50,061 INFO L272 TraceCheckUtils]: 48: Hoare triple {19915#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {19915#false} is VALID [2022-04-15 05:59:50,061 INFO L290 TraceCheckUtils]: 49: Hoare triple {19915#false} ~cond := #in~cond; {19915#false} is VALID [2022-04-15 05:59:50,061 INFO L290 TraceCheckUtils]: 50: Hoare triple {19915#false} assume 0 == ~cond; {19915#false} is VALID [2022-04-15 05:59:50,061 INFO L290 TraceCheckUtils]: 51: Hoare triple {19915#false} assume !false; {19915#false} is VALID [2022-04-15 05:59:50,061 INFO L134 CoverageAnalysis]: Checked inductivity of 861 backedges. 0 proven. 861 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 05:59:50,061 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-15 05:59:50,061 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [499643874] [2022-04-15 05:59:50,062 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [499643874] provided 0 perfect and 1 imperfect interpolant sequences [2022-04-15 05:59:50,062 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1269323706] [2022-04-15 05:59:50,062 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-04-15 05:59:50,062 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-15 05:59:50,062 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-15 05:59:50,063 INFO L229 MonitoredProcess]: Starting monitored process 42 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-04-15 05:59:50,064 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (42)] Waiting until timeout for monitored process [2022-04-15 05:59:50,175 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-04-15 05:59:50,175 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-15 05:59:50,177 INFO L263 TraceCheckSpWp]: Trace formula consists of 258 conjuncts, 85 conjunts are in the unsatisfiable core [2022-04-15 05:59:50,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 05:59:50,190 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-15 05:59:50,615 INFO L272 TraceCheckUtils]: 0: Hoare triple {19914#true} call ULTIMATE.init(); {19914#true} is VALID [2022-04-15 05:59:50,615 INFO L290 TraceCheckUtils]: 1: Hoare triple {19914#true} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {19914#true} is VALID [2022-04-15 05:59:50,616 INFO L290 TraceCheckUtils]: 2: Hoare triple {19914#true} assume true; {19914#true} is VALID [2022-04-15 05:59:50,616 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {19914#true} {19914#true} #34#return; {19914#true} is VALID [2022-04-15 05:59:50,616 INFO L272 TraceCheckUtils]: 4: Hoare triple {19914#true} call #t~ret5 := main(); {19914#true} is VALID [2022-04-15 05:59:50,616 INFO L290 TraceCheckUtils]: 5: Hoare triple {19914#true} ~x~0 := 1;~y~0 := 0; {19919#(= main_~y~0 0)} is VALID [2022-04-15 05:59:50,616 INFO L290 TraceCheckUtils]: 6: Hoare triple {19919#(= main_~y~0 0)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19920#(and (<= 1 main_~y~0) (<= main_~y~0 1))} is VALID [2022-04-15 05:59:50,617 INFO L290 TraceCheckUtils]: 7: Hoare triple {19920#(and (<= 1 main_~y~0) (<= main_~y~0 1))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19921#(and (<= 2 main_~y~0) (<= main_~y~0 2))} is VALID [2022-04-15 05:59:50,617 INFO L290 TraceCheckUtils]: 8: Hoare triple {19921#(and (<= 2 main_~y~0) (<= main_~y~0 2))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19922#(and (<= main_~y~0 3) (<= 3 main_~y~0))} is VALID [2022-04-15 05:59:50,618 INFO L290 TraceCheckUtils]: 9: Hoare triple {19922#(and (<= main_~y~0 3) (<= 3 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19923#(and (<= main_~y~0 4) (<= 4 main_~y~0))} is VALID [2022-04-15 05:59:50,618 INFO L290 TraceCheckUtils]: 10: Hoare triple {19923#(and (<= main_~y~0 4) (<= 4 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19924#(and (<= 5 main_~y~0) (<= main_~y~0 5))} is VALID [2022-04-15 05:59:50,618 INFO L290 TraceCheckUtils]: 11: Hoare triple {19924#(and (<= 5 main_~y~0) (<= main_~y~0 5))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19925#(and (<= main_~y~0 6) (<= 6 main_~y~0))} is VALID [2022-04-15 05:59:50,619 INFO L290 TraceCheckUtils]: 12: Hoare triple {19925#(and (<= main_~y~0 6) (<= 6 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19926#(and (<= 7 main_~y~0) (<= main_~y~0 7))} is VALID [2022-04-15 05:59:50,619 INFO L290 TraceCheckUtils]: 13: Hoare triple {19926#(and (<= 7 main_~y~0) (<= main_~y~0 7))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19927#(and (<= main_~y~0 8) (<= 8 main_~y~0))} is VALID [2022-04-15 05:59:50,620 INFO L290 TraceCheckUtils]: 14: Hoare triple {19927#(and (<= main_~y~0 8) (<= 8 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19928#(and (<= 9 main_~y~0) (<= main_~y~0 9))} is VALID [2022-04-15 05:59:50,620 INFO L290 TraceCheckUtils]: 15: Hoare triple {19928#(and (<= 9 main_~y~0) (<= main_~y~0 9))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19929#(and (<= main_~y~0 10) (<= 10 main_~y~0))} is VALID [2022-04-15 05:59:50,621 INFO L290 TraceCheckUtils]: 16: Hoare triple {19929#(and (<= main_~y~0 10) (<= 10 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19930#(and (<= main_~y~0 11) (<= 11 main_~y~0))} is VALID [2022-04-15 05:59:50,621 INFO L290 TraceCheckUtils]: 17: Hoare triple {19930#(and (<= main_~y~0 11) (<= 11 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19931#(and (<= 12 main_~y~0) (<= main_~y~0 12))} is VALID [2022-04-15 05:59:50,622 INFO L290 TraceCheckUtils]: 18: Hoare triple {19931#(and (<= 12 main_~y~0) (<= main_~y~0 12))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19932#(and (<= main_~y~0 13) (<= 13 main_~y~0))} is VALID [2022-04-15 05:59:50,622 INFO L290 TraceCheckUtils]: 19: Hoare triple {19932#(and (<= main_~y~0 13) (<= 13 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19933#(and (<= 14 main_~y~0) (<= main_~y~0 14))} is VALID [2022-04-15 05:59:50,623 INFO L290 TraceCheckUtils]: 20: Hoare triple {19933#(and (<= 14 main_~y~0) (<= main_~y~0 14))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19934#(and (<= main_~y~0 15) (<= 15 main_~y~0))} is VALID [2022-04-15 05:59:50,623 INFO L290 TraceCheckUtils]: 21: Hoare triple {19934#(and (<= main_~y~0 15) (<= 15 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19935#(and (<= 16 main_~y~0) (<= main_~y~0 16))} is VALID [2022-04-15 05:59:50,623 INFO L290 TraceCheckUtils]: 22: Hoare triple {19935#(and (<= 16 main_~y~0) (<= main_~y~0 16))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19936#(and (<= main_~y~0 17) (<= 17 main_~y~0))} is VALID [2022-04-15 05:59:50,624 INFO L290 TraceCheckUtils]: 23: Hoare triple {19936#(and (<= main_~y~0 17) (<= 17 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19937#(and (<= 18 main_~y~0) (<= main_~y~0 18))} is VALID [2022-04-15 05:59:50,624 INFO L290 TraceCheckUtils]: 24: Hoare triple {19937#(and (<= 18 main_~y~0) (<= main_~y~0 18))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19938#(and (<= 19 main_~y~0) (<= main_~y~0 19))} is VALID [2022-04-15 05:59:50,625 INFO L290 TraceCheckUtils]: 25: Hoare triple {19938#(and (<= 19 main_~y~0) (<= main_~y~0 19))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19939#(and (<= 20 main_~y~0) (<= main_~y~0 20))} is VALID [2022-04-15 05:59:50,625 INFO L290 TraceCheckUtils]: 26: Hoare triple {19939#(and (<= 20 main_~y~0) (<= main_~y~0 20))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19940#(and (<= main_~y~0 21) (<= 21 main_~y~0))} is VALID [2022-04-15 05:59:50,626 INFO L290 TraceCheckUtils]: 27: Hoare triple {19940#(and (<= main_~y~0 21) (<= 21 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19941#(and (<= main_~y~0 22) (<= 22 main_~y~0))} is VALID [2022-04-15 05:59:50,627 INFO L290 TraceCheckUtils]: 28: Hoare triple {19941#(and (<= main_~y~0 22) (<= 22 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19942#(and (<= main_~y~0 23) (<= 23 main_~y~0))} is VALID [2022-04-15 05:59:50,627 INFO L290 TraceCheckUtils]: 29: Hoare triple {19942#(and (<= main_~y~0 23) (<= 23 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19943#(and (<= 24 main_~y~0) (<= main_~y~0 24))} is VALID [2022-04-15 05:59:50,628 INFO L290 TraceCheckUtils]: 30: Hoare triple {19943#(and (<= 24 main_~y~0) (<= main_~y~0 24))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19944#(and (<= 25 main_~y~0) (<= main_~y~0 25))} is VALID [2022-04-15 05:59:50,629 INFO L290 TraceCheckUtils]: 31: Hoare triple {19944#(and (<= 25 main_~y~0) (<= main_~y~0 25))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19945#(and (<= main_~y~0 26) (<= 26 main_~y~0))} is VALID [2022-04-15 05:59:50,630 INFO L290 TraceCheckUtils]: 32: Hoare triple {19945#(and (<= main_~y~0 26) (<= 26 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19946#(and (<= main_~y~0 27) (<= 27 main_~y~0))} is VALID [2022-04-15 05:59:50,631 INFO L290 TraceCheckUtils]: 33: Hoare triple {19946#(and (<= main_~y~0 27) (<= 27 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19947#(and (<= main_~y~0 28) (<= 28 main_~y~0))} is VALID [2022-04-15 05:59:50,633 INFO L290 TraceCheckUtils]: 34: Hoare triple {19947#(and (<= main_~y~0 28) (<= 28 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19948#(and (<= 29 main_~y~0) (<= main_~y~0 29))} is VALID [2022-04-15 05:59:50,635 INFO L290 TraceCheckUtils]: 35: Hoare triple {19948#(and (<= 29 main_~y~0) (<= main_~y~0 29))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19949#(and (<= main_~y~0 30) (<= 30 main_~y~0))} is VALID [2022-04-15 05:59:50,635 INFO L290 TraceCheckUtils]: 36: Hoare triple {19949#(and (<= main_~y~0 30) (<= 30 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19950#(and (<= main_~y~0 31) (<= 31 main_~y~0))} is VALID [2022-04-15 05:59:50,636 INFO L290 TraceCheckUtils]: 37: Hoare triple {19950#(and (<= main_~y~0 31) (<= 31 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19951#(and (<= main_~y~0 32) (<= 32 main_~y~0))} is VALID [2022-04-15 05:59:50,636 INFO L290 TraceCheckUtils]: 38: Hoare triple {19951#(and (<= main_~y~0 32) (<= 32 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19952#(and (<= 33 main_~y~0) (<= main_~y~0 33))} is VALID [2022-04-15 05:59:50,638 INFO L290 TraceCheckUtils]: 39: Hoare triple {19952#(and (<= 33 main_~y~0) (<= main_~y~0 33))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19953#(and (<= main_~y~0 34) (<= 34 main_~y~0))} is VALID [2022-04-15 05:59:50,639 INFO L290 TraceCheckUtils]: 40: Hoare triple {19953#(and (<= main_~y~0 34) (<= 34 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19954#(and (<= 35 main_~y~0) (<= main_~y~0 35))} is VALID [2022-04-15 05:59:50,641 INFO L290 TraceCheckUtils]: 41: Hoare triple {19954#(and (<= 35 main_~y~0) (<= main_~y~0 35))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19955#(and (<= 36 main_~y~0) (<= main_~y~0 36))} is VALID [2022-04-15 05:59:50,642 INFO L290 TraceCheckUtils]: 42: Hoare triple {19955#(and (<= 36 main_~y~0) (<= main_~y~0 36))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19956#(and (<= main_~y~0 37) (<= 37 main_~y~0))} is VALID [2022-04-15 05:59:50,642 INFO L290 TraceCheckUtils]: 43: Hoare triple {19956#(and (<= main_~y~0 37) (<= 37 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19957#(and (<= 38 main_~y~0) (<= main_~y~0 38))} is VALID [2022-04-15 05:59:50,643 INFO L290 TraceCheckUtils]: 44: Hoare triple {19957#(and (<= 38 main_~y~0) (<= main_~y~0 38))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19958#(and (<= 39 main_~y~0) (<= main_~y~0 39))} is VALID [2022-04-15 05:59:50,643 INFO L290 TraceCheckUtils]: 45: Hoare triple {19958#(and (<= 39 main_~y~0) (<= main_~y~0 39))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {19959#(and (<= 40 main_~y~0) (<= main_~y~0 40))} is VALID [2022-04-15 05:59:50,643 INFO L290 TraceCheckUtils]: 46: Hoare triple {19959#(and (<= 40 main_~y~0) (<= main_~y~0 40))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {20103#(and (<= 41 main_~y~0) (<= main_~y~0 41))} is VALID [2022-04-15 05:59:50,644 INFO L290 TraceCheckUtils]: 47: Hoare triple {20103#(and (<= 41 main_~y~0) (<= main_~y~0 41))} assume !(~y~0 % 4294967296 < 1024); {19915#false} is VALID [2022-04-15 05:59:50,644 INFO L272 TraceCheckUtils]: 48: Hoare triple {19915#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {19915#false} is VALID [2022-04-15 05:59:50,644 INFO L290 TraceCheckUtils]: 49: Hoare triple {19915#false} ~cond := #in~cond; {19915#false} is VALID [2022-04-15 05:59:50,644 INFO L290 TraceCheckUtils]: 50: Hoare triple {19915#false} assume 0 == ~cond; {19915#false} is VALID [2022-04-15 05:59:50,644 INFO L290 TraceCheckUtils]: 51: Hoare triple {19915#false} assume !false; {19915#false} is VALID [2022-04-15 05:59:50,644 INFO L134 CoverageAnalysis]: Checked inductivity of 861 backedges. 0 proven. 861 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 05:59:50,644 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-15 05:59:53,193 INFO L290 TraceCheckUtils]: 51: Hoare triple {19915#false} assume !false; {19915#false} is VALID [2022-04-15 05:59:53,193 INFO L290 TraceCheckUtils]: 50: Hoare triple {19915#false} assume 0 == ~cond; {19915#false} is VALID [2022-04-15 05:59:53,193 INFO L290 TraceCheckUtils]: 49: Hoare triple {19915#false} ~cond := #in~cond; {19915#false} is VALID [2022-04-15 05:59:53,193 INFO L272 TraceCheckUtils]: 48: Hoare triple {19915#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {19915#false} is VALID [2022-04-15 05:59:53,194 INFO L290 TraceCheckUtils]: 47: Hoare triple {20131#(< (mod main_~y~0 4294967296) 1024)} assume !(~y~0 % 4294967296 < 1024); {19915#false} is VALID [2022-04-15 05:59:53,194 INFO L290 TraceCheckUtils]: 46: Hoare triple {20135#(< (mod (+ main_~y~0 1) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {20131#(< (mod main_~y~0 4294967296) 1024)} is VALID [2022-04-15 05:59:53,195 INFO L290 TraceCheckUtils]: 45: Hoare triple {20139#(< (mod (+ main_~y~0 2) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {20135#(< (mod (+ main_~y~0 1) 4294967296) 1024)} is VALID [2022-04-15 05:59:53,196 INFO L290 TraceCheckUtils]: 44: Hoare triple {20143#(< (mod (+ main_~y~0 3) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {20139#(< (mod (+ main_~y~0 2) 4294967296) 1024)} is VALID [2022-04-15 05:59:53,196 INFO L290 TraceCheckUtils]: 43: Hoare triple {20147#(< (mod (+ main_~y~0 4) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {20143#(< (mod (+ main_~y~0 3) 4294967296) 1024)} is VALID [2022-04-15 05:59:53,197 INFO L290 TraceCheckUtils]: 42: Hoare triple {20151#(< (mod (+ 5 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {20147#(< (mod (+ main_~y~0 4) 4294967296) 1024)} is VALID [2022-04-15 05:59:53,198 INFO L290 TraceCheckUtils]: 41: Hoare triple {20155#(< (mod (+ main_~y~0 6) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {20151#(< (mod (+ 5 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:59:53,198 INFO L290 TraceCheckUtils]: 40: Hoare triple {20159#(< (mod (+ 7 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {20155#(< (mod (+ main_~y~0 6) 4294967296) 1024)} is VALID [2022-04-15 05:59:53,199 INFO L290 TraceCheckUtils]: 39: Hoare triple {20163#(< (mod (+ main_~y~0 8) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {20159#(< (mod (+ 7 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:59:53,199 INFO L290 TraceCheckUtils]: 38: Hoare triple {20167#(< (mod (+ main_~y~0 9) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {20163#(< (mod (+ main_~y~0 8) 4294967296) 1024)} is VALID [2022-04-15 05:59:53,200 INFO L290 TraceCheckUtils]: 37: Hoare triple {20171#(< (mod (+ main_~y~0 10) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {20167#(< (mod (+ main_~y~0 9) 4294967296) 1024)} is VALID [2022-04-15 05:59:53,201 INFO L290 TraceCheckUtils]: 36: Hoare triple {20175#(< (mod (+ main_~y~0 11) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {20171#(< (mod (+ main_~y~0 10) 4294967296) 1024)} is VALID [2022-04-15 05:59:53,201 INFO L290 TraceCheckUtils]: 35: Hoare triple {20179#(< (mod (+ main_~y~0 12) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {20175#(< (mod (+ main_~y~0 11) 4294967296) 1024)} is VALID [2022-04-15 05:59:53,202 INFO L290 TraceCheckUtils]: 34: Hoare triple {20183#(< (mod (+ main_~y~0 13) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {20179#(< (mod (+ main_~y~0 12) 4294967296) 1024)} is VALID [2022-04-15 05:59:53,203 INFO L290 TraceCheckUtils]: 33: Hoare triple {20187#(< (mod (+ main_~y~0 14) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {20183#(< (mod (+ main_~y~0 13) 4294967296) 1024)} is VALID [2022-04-15 05:59:53,203 INFO L290 TraceCheckUtils]: 32: Hoare triple {20191#(< (mod (+ main_~y~0 15) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {20187#(< (mod (+ main_~y~0 14) 4294967296) 1024)} is VALID [2022-04-15 05:59:53,204 INFO L290 TraceCheckUtils]: 31: Hoare triple {20195#(< (mod (+ main_~y~0 16) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {20191#(< (mod (+ main_~y~0 15) 4294967296) 1024)} is VALID [2022-04-15 05:59:53,204 INFO L290 TraceCheckUtils]: 30: Hoare triple {20199#(< (mod (+ main_~y~0 17) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {20195#(< (mod (+ main_~y~0 16) 4294967296) 1024)} is VALID [2022-04-15 05:59:53,205 INFO L290 TraceCheckUtils]: 29: Hoare triple {20203#(< (mod (+ main_~y~0 18) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {20199#(< (mod (+ main_~y~0 17) 4294967296) 1024)} is VALID [2022-04-15 05:59:53,208 INFO L290 TraceCheckUtils]: 28: Hoare triple {20207#(< (mod (+ 19 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {20203#(< (mod (+ main_~y~0 18) 4294967296) 1024)} is VALID [2022-04-15 05:59:53,210 INFO L290 TraceCheckUtils]: 27: Hoare triple {20211#(< (mod (+ main_~y~0 20) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {20207#(< (mod (+ 19 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:59:53,210 INFO L290 TraceCheckUtils]: 26: Hoare triple {20215#(< (mod (+ main_~y~0 21) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {20211#(< (mod (+ main_~y~0 20) 4294967296) 1024)} is VALID [2022-04-15 05:59:53,211 INFO L290 TraceCheckUtils]: 25: Hoare triple {20219#(< (mod (+ main_~y~0 22) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {20215#(< (mod (+ main_~y~0 21) 4294967296) 1024)} is VALID [2022-04-15 05:59:53,212 INFO L290 TraceCheckUtils]: 24: Hoare triple {20223#(< (mod (+ 23 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {20219#(< (mod (+ main_~y~0 22) 4294967296) 1024)} is VALID [2022-04-15 05:59:53,212 INFO L290 TraceCheckUtils]: 23: Hoare triple {20227#(< (mod (+ main_~y~0 24) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {20223#(< (mod (+ 23 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:59:53,213 INFO L290 TraceCheckUtils]: 22: Hoare triple {20231#(< (mod (+ main_~y~0 25) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {20227#(< (mod (+ main_~y~0 24) 4294967296) 1024)} is VALID [2022-04-15 05:59:53,214 INFO L290 TraceCheckUtils]: 21: Hoare triple {20235#(< (mod (+ main_~y~0 26) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {20231#(< (mod (+ main_~y~0 25) 4294967296) 1024)} is VALID [2022-04-15 05:59:53,214 INFO L290 TraceCheckUtils]: 20: Hoare triple {20239#(< (mod (+ main_~y~0 27) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {20235#(< (mod (+ main_~y~0 26) 4294967296) 1024)} is VALID [2022-04-15 05:59:53,215 INFO L290 TraceCheckUtils]: 19: Hoare triple {20243#(< (mod (+ main_~y~0 28) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {20239#(< (mod (+ main_~y~0 27) 4294967296) 1024)} is VALID [2022-04-15 05:59:53,215 INFO L290 TraceCheckUtils]: 18: Hoare triple {20247#(< (mod (+ 29 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {20243#(< (mod (+ main_~y~0 28) 4294967296) 1024)} is VALID [2022-04-15 05:59:53,216 INFO L290 TraceCheckUtils]: 17: Hoare triple {20251#(< (mod (+ 30 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {20247#(< (mod (+ 29 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:59:53,217 INFO L290 TraceCheckUtils]: 16: Hoare triple {20255#(< (mod (+ main_~y~0 31) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {20251#(< (mod (+ 30 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:59:53,217 INFO L290 TraceCheckUtils]: 15: Hoare triple {20259#(< (mod (+ 32 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {20255#(< (mod (+ main_~y~0 31) 4294967296) 1024)} is VALID [2022-04-15 05:59:53,218 INFO L290 TraceCheckUtils]: 14: Hoare triple {20263#(< (mod (+ main_~y~0 33) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {20259#(< (mod (+ 32 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:59:53,219 INFO L290 TraceCheckUtils]: 13: Hoare triple {20267#(< (mod (+ main_~y~0 34) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {20263#(< (mod (+ main_~y~0 33) 4294967296) 1024)} is VALID [2022-04-15 05:59:53,219 INFO L290 TraceCheckUtils]: 12: Hoare triple {20271#(< (mod (+ 35 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {20267#(< (mod (+ main_~y~0 34) 4294967296) 1024)} is VALID [2022-04-15 05:59:53,220 INFO L290 TraceCheckUtils]: 11: Hoare triple {20275#(< (mod (+ main_~y~0 36) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {20271#(< (mod (+ 35 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:59:53,221 INFO L290 TraceCheckUtils]: 10: Hoare triple {20279#(< (mod (+ main_~y~0 37) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {20275#(< (mod (+ main_~y~0 36) 4294967296) 1024)} is VALID [2022-04-15 05:59:53,221 INFO L290 TraceCheckUtils]: 9: Hoare triple {20283#(< (mod (+ main_~y~0 38) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {20279#(< (mod (+ main_~y~0 37) 4294967296) 1024)} is VALID [2022-04-15 05:59:53,222 INFO L290 TraceCheckUtils]: 8: Hoare triple {20287#(< (mod (+ main_~y~0 39) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {20283#(< (mod (+ main_~y~0 38) 4294967296) 1024)} is VALID [2022-04-15 05:59:53,222 INFO L290 TraceCheckUtils]: 7: Hoare triple {20291#(< (mod (+ 40 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {20287#(< (mod (+ main_~y~0 39) 4294967296) 1024)} is VALID [2022-04-15 05:59:53,223 INFO L290 TraceCheckUtils]: 6: Hoare triple {20295#(< (mod (+ 41 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {20291#(< (mod (+ 40 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:59:53,223 INFO L290 TraceCheckUtils]: 5: Hoare triple {19914#true} ~x~0 := 1;~y~0 := 0; {20295#(< (mod (+ 41 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 05:59:53,224 INFO L272 TraceCheckUtils]: 4: Hoare triple {19914#true} call #t~ret5 := main(); {19914#true} is VALID [2022-04-15 05:59:53,224 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {19914#true} {19914#true} #34#return; {19914#true} is VALID [2022-04-15 05:59:53,224 INFO L290 TraceCheckUtils]: 2: Hoare triple {19914#true} assume true; {19914#true} is VALID [2022-04-15 05:59:53,224 INFO L290 TraceCheckUtils]: 1: Hoare triple {19914#true} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {19914#true} is VALID [2022-04-15 05:59:53,224 INFO L272 TraceCheckUtils]: 0: Hoare triple {19914#true} call ULTIMATE.init(); {19914#true} is VALID [2022-04-15 05:59:53,224 INFO L134 CoverageAnalysis]: Checked inductivity of 861 backedges. 0 proven. 861 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 05:59:53,224 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1269323706] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-15 05:59:53,224 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-04-15 05:59:53,224 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [45, 44, 44] total 88 [2022-04-15 05:59:53,225 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-15 05:59:53,225 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [127325658] [2022-04-15 05:59:53,225 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [127325658] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-15 05:59:53,225 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-15 05:59:53,225 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [45] imperfect sequences [] total 45 [2022-04-15 05:59:53,225 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1230608006] [2022-04-15 05:59:53,225 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-15 05:59:53,225 INFO L78 Accepts]: Start accepts. Automaton has has 45 states, 45 states have (on average 1.0666666666666667) internal successors, (48), 44 states have internal predecessors, (48), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 52 [2022-04-15 05:59:53,225 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-15 05:59:53,225 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 45 states, 45 states have (on average 1.0666666666666667) internal successors, (48), 44 states have internal predecessors, (48), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:59:53,246 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 52 edges. 52 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 05:59:53,246 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 45 states [2022-04-15 05:59:53,246 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-15 05:59:53,246 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 45 interpolants. [2022-04-15 05:59:53,247 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=2021, Invalid=5635, Unknown=0, NotChecked=0, Total=7656 [2022-04-15 05:59:53,247 INFO L87 Difference]: Start difference. First operand 53 states and 53 transitions. Second operand has 45 states, 45 states have (on average 1.0666666666666667) internal successors, (48), 44 states have internal predecessors, (48), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:59:55,938 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 05:59:55,938 INFO L93 Difference]: Finished difference Result 59 states and 59 transitions. [2022-04-15 05:59:55,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2022-04-15 05:59:55,938 INFO L78 Accepts]: Start accepts. Automaton has has 45 states, 45 states have (on average 1.0666666666666667) internal successors, (48), 44 states have internal predecessors, (48), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 52 [2022-04-15 05:59:55,938 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-15 05:59:55,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 45 states, 45 states have (on average 1.0666666666666667) internal successors, (48), 44 states have internal predecessors, (48), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:59:55,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 59 transitions. [2022-04-15 05:59:55,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 45 states, 45 states have (on average 1.0666666666666667) internal successors, (48), 44 states have internal predecessors, (48), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:59:55,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 59 transitions. [2022-04-15 05:59:55,939 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 45 states and 59 transitions. [2022-04-15 05:59:55,966 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 59 edges. 59 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 05:59:55,967 INFO L225 Difference]: With dead ends: 59 [2022-04-15 05:59:55,967 INFO L226 Difference]: Without dead ends: 54 [2022-04-15 05:59:55,968 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 191 GetRequests, 62 SyntacticMatches, 1 SemanticMatches, 128 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 949 ImplicationChecksByTransitivity, 3.8s TimeCoverageRelationStatistics Valid=4035, Invalid=12735, Unknown=0, NotChecked=0, Total=16770 [2022-04-15 05:59:55,968 INFO L913 BasicCegarLoop]: 11 mSDtfsCounter, 6 mSDsluCounter, 17 mSDsCounter, 0 mSdLazyCounter, 1739 mSolverCounterSat, 85 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 28 SdHoareTripleChecker+Invalid, 1824 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 85 IncrementalHoareTripleChecker+Valid, 1739 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-04-15 05:59:55,968 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [6 Valid, 28 Invalid, 1824 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [85 Valid, 1739 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-04-15 05:59:55,969 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 54 states. [2022-04-15 05:59:56,002 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 54 to 54. [2022-04-15 05:59:56,002 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-15 05:59:56,002 INFO L82 GeneralOperation]: Start isEquivalent. First operand 54 states. Second operand has 54 states, 49 states have (on average 1.0204081632653061) internal successors, (50), 49 states have internal predecessors, (50), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:59:56,002 INFO L74 IsIncluded]: Start isIncluded. First operand 54 states. Second operand has 54 states, 49 states have (on average 1.0204081632653061) internal successors, (50), 49 states have internal predecessors, (50), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:59:56,003 INFO L87 Difference]: Start difference. First operand 54 states. Second operand has 54 states, 49 states have (on average 1.0204081632653061) internal successors, (50), 49 states have internal predecessors, (50), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:59:56,003 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 05:59:56,003 INFO L93 Difference]: Finished difference Result 54 states and 54 transitions. [2022-04-15 05:59:56,003 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 54 transitions. [2022-04-15 05:59:56,003 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-15 05:59:56,003 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-15 05:59:56,003 INFO L74 IsIncluded]: Start isIncluded. First operand has 54 states, 49 states have (on average 1.0204081632653061) internal successors, (50), 49 states have internal predecessors, (50), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 54 states. [2022-04-15 05:59:56,004 INFO L87 Difference]: Start difference. First operand has 54 states, 49 states have (on average 1.0204081632653061) internal successors, (50), 49 states have internal predecessors, (50), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 54 states. [2022-04-15 05:59:56,004 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 05:59:56,004 INFO L93 Difference]: Finished difference Result 54 states and 54 transitions. [2022-04-15 05:59:56,004 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 54 transitions. [2022-04-15 05:59:56,004 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-15 05:59:56,004 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-15 05:59:56,004 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-15 05:59:56,004 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-15 05:59:56,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 54 states, 49 states have (on average 1.0204081632653061) internal successors, (50), 49 states have internal predecessors, (50), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:59:56,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 54 transitions. [2022-04-15 05:59:56,005 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 54 transitions. Word has length 52 [2022-04-15 05:59:56,005 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-15 05:59:56,005 INFO L478 AbstractCegarLoop]: Abstraction has 54 states and 54 transitions. [2022-04-15 05:59:56,005 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 45 states, 45 states have (on average 1.0666666666666667) internal successors, (48), 44 states have internal predecessors, (48), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 05:59:56,006 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 54 states and 54 transitions. [2022-04-15 05:59:56,039 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 54 edges. 54 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 05:59:56,039 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 54 transitions. [2022-04-15 05:59:56,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-04-15 05:59:56,040 INFO L491 BasicCegarLoop]: Found error trace [2022-04-15 05:59:56,040 INFO L499 BasicCegarLoop]: trace histogram [42, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-15 05:59:56,056 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (42)] Ended with exit code 0 [2022-04-15 05:59:56,255 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable82,SelfDestructingSolverStorable83,42 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-15 05:59:56,255 INFO L403 AbstractCegarLoop]: === Iteration 44 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-15 05:59:56,256 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-15 05:59:56,256 INFO L85 PathProgramCache]: Analyzing trace with hash -902103012, now seen corresponding path program 83 times [2022-04-15 05:59:56,256 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-15 05:59:56,256 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [798149773] [2022-04-15 05:59:57,294 INFO L89 AcceleratorJordan]: Jordan loop acceleration statistics: 1 HavocedVariables, 2 AssignedVariables, 0 ReadonlyVariables, Eigenvalues: {0={1=1}, 1={2=1}}, 1 SequentialAcceleration, 0 AlternatingAcceleration, 1 QuantifierFreeResult [2022-04-15 05:59:57,295 INFO L271 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2022-04-15 05:59:57,296 INFO L85 PathProgramCache]: Analyzing trace with hash 556011319, now seen corresponding path program 1 times [2022-04-15 05:59:57,296 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-15 05:59:57,296 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [901401565] [2022-04-15 05:59:57,296 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-15 05:59:57,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-15 05:59:57,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-15 05:59:57,301 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-04-15 05:59:57,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-15 05:59:57,304 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-04-15 05:59:57,304 INFO L85 PathProgramCache]: Analyzing trace with hash -902103012, now seen corresponding path program 84 times [2022-04-15 05:59:57,304 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-15 05:59:57,304 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1023609014] [2022-04-15 05:59:57,304 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-15 05:59:57,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-15 05:59:57,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 05:59:58,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-15 05:59:58,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 05:59:58,410 INFO L290 TraceCheckUtils]: 0: Hoare triple {20782#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {20734#true} is VALID [2022-04-15 05:59:58,410 INFO L290 TraceCheckUtils]: 1: Hoare triple {20734#true} assume true; {20734#true} is VALID [2022-04-15 05:59:58,410 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {20734#true} {20734#true} #34#return; {20734#true} is VALID [2022-04-15 05:59:58,411 INFO L272 TraceCheckUtils]: 0: Hoare triple {20734#true} call ULTIMATE.init(); {20782#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} is VALID [2022-04-15 05:59:58,411 INFO L290 TraceCheckUtils]: 1: Hoare triple {20782#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {20734#true} is VALID [2022-04-15 05:59:58,411 INFO L290 TraceCheckUtils]: 2: Hoare triple {20734#true} assume true; {20734#true} is VALID [2022-04-15 05:59:58,411 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {20734#true} {20734#true} #34#return; {20734#true} is VALID [2022-04-15 05:59:58,411 INFO L272 TraceCheckUtils]: 4: Hoare triple {20734#true} call #t~ret5 := main(); {20734#true} is VALID [2022-04-15 05:59:58,411 INFO L290 TraceCheckUtils]: 5: Hoare triple {20734#true} ~x~0 := 1;~y~0 := 0; {20739#(= main_~y~0 0)} is VALID [2022-04-15 05:59:58,412 INFO L290 TraceCheckUtils]: 6: Hoare triple {20739#(= main_~y~0 0)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {20740#(and (<= 1 main_~y~0) (<= main_~y~0 1))} is VALID [2022-04-15 05:59:58,412 INFO L290 TraceCheckUtils]: 7: Hoare triple {20740#(and (<= 1 main_~y~0) (<= main_~y~0 1))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {20741#(and (<= 2 main_~y~0) (<= main_~y~0 2))} is VALID [2022-04-15 05:59:58,413 INFO L290 TraceCheckUtils]: 8: Hoare triple {20741#(and (<= 2 main_~y~0) (<= main_~y~0 2))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {20742#(and (<= main_~y~0 3) (<= 3 main_~y~0))} is VALID [2022-04-15 05:59:58,413 INFO L290 TraceCheckUtils]: 9: Hoare triple {20742#(and (<= main_~y~0 3) (<= 3 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {20743#(and (<= main_~y~0 4) (<= 4 main_~y~0))} is VALID [2022-04-15 05:59:58,414 INFO L290 TraceCheckUtils]: 10: Hoare triple {20743#(and (<= main_~y~0 4) (<= 4 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {20744#(and (<= 5 main_~y~0) (<= main_~y~0 5))} is VALID [2022-04-15 05:59:58,414 INFO L290 TraceCheckUtils]: 11: Hoare triple {20744#(and (<= 5 main_~y~0) (<= main_~y~0 5))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {20745#(and (<= main_~y~0 6) (<= 6 main_~y~0))} is VALID [2022-04-15 05:59:58,415 INFO L290 TraceCheckUtils]: 12: Hoare triple {20745#(and (<= main_~y~0 6) (<= 6 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {20746#(and (<= 7 main_~y~0) (<= main_~y~0 7))} is VALID [2022-04-15 05:59:58,415 INFO L290 TraceCheckUtils]: 13: Hoare triple {20746#(and (<= 7 main_~y~0) (<= main_~y~0 7))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {20747#(and (<= main_~y~0 8) (<= 8 main_~y~0))} is VALID [2022-04-15 05:59:58,416 INFO L290 TraceCheckUtils]: 14: Hoare triple {20747#(and (<= main_~y~0 8) (<= 8 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {20748#(and (<= 9 main_~y~0) (<= main_~y~0 9))} is VALID [2022-04-15 05:59:58,416 INFO L290 TraceCheckUtils]: 15: Hoare triple {20748#(and (<= 9 main_~y~0) (<= main_~y~0 9))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {20749#(and (<= main_~y~0 10) (<= 10 main_~y~0))} is VALID [2022-04-15 05:59:58,417 INFO L290 TraceCheckUtils]: 16: Hoare triple {20749#(and (<= main_~y~0 10) (<= 10 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {20750#(and (<= main_~y~0 11) (<= 11 main_~y~0))} is VALID [2022-04-15 05:59:58,417 INFO L290 TraceCheckUtils]: 17: Hoare triple {20750#(and (<= main_~y~0 11) (<= 11 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {20751#(and (<= 12 main_~y~0) (<= main_~y~0 12))} is VALID [2022-04-15 05:59:58,418 INFO L290 TraceCheckUtils]: 18: Hoare triple {20751#(and (<= 12 main_~y~0) (<= main_~y~0 12))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {20752#(and (<= main_~y~0 13) (<= 13 main_~y~0))} is VALID [2022-04-15 05:59:58,418 INFO L290 TraceCheckUtils]: 19: Hoare triple {20752#(and (<= main_~y~0 13) (<= 13 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {20753#(and (<= 14 main_~y~0) (<= main_~y~0 14))} is VALID [2022-04-15 05:59:58,419 INFO L290 TraceCheckUtils]: 20: Hoare triple {20753#(and (<= 14 main_~y~0) (<= main_~y~0 14))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {20754#(and (<= main_~y~0 15) (<= 15 main_~y~0))} is VALID [2022-04-15 05:59:58,419 INFO L290 TraceCheckUtils]: 21: Hoare triple {20754#(and (<= main_~y~0 15) (<= 15 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {20755#(and (<= 16 main_~y~0) (<= main_~y~0 16))} is VALID [2022-04-15 05:59:58,420 INFO L290 TraceCheckUtils]: 22: Hoare triple {20755#(and (<= 16 main_~y~0) (<= main_~y~0 16))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {20756#(and (<= main_~y~0 17) (<= 17 main_~y~0))} is VALID [2022-04-15 05:59:58,420 INFO L290 TraceCheckUtils]: 23: Hoare triple {20756#(and (<= main_~y~0 17) (<= 17 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {20757#(and (<= 18 main_~y~0) (<= main_~y~0 18))} is VALID [2022-04-15 05:59:58,421 INFO L290 TraceCheckUtils]: 24: Hoare triple {20757#(and (<= 18 main_~y~0) (<= main_~y~0 18))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {20758#(and (<= 19 main_~y~0) (<= main_~y~0 19))} is VALID [2022-04-15 05:59:58,421 INFO L290 TraceCheckUtils]: 25: Hoare triple {20758#(and (<= 19 main_~y~0) (<= main_~y~0 19))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {20759#(and (<= 20 main_~y~0) (<= main_~y~0 20))} is VALID [2022-04-15 05:59:58,422 INFO L290 TraceCheckUtils]: 26: Hoare triple {20759#(and (<= 20 main_~y~0) (<= main_~y~0 20))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {20760#(and (<= main_~y~0 21) (<= 21 main_~y~0))} is VALID [2022-04-15 05:59:58,422 INFO L290 TraceCheckUtils]: 27: Hoare triple {20760#(and (<= main_~y~0 21) (<= 21 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {20761#(and (<= main_~y~0 22) (<= 22 main_~y~0))} is VALID [2022-04-15 05:59:58,423 INFO L290 TraceCheckUtils]: 28: Hoare triple {20761#(and (<= main_~y~0 22) (<= 22 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {20762#(and (<= main_~y~0 23) (<= 23 main_~y~0))} is VALID [2022-04-15 05:59:58,423 INFO L290 TraceCheckUtils]: 29: Hoare triple {20762#(and (<= main_~y~0 23) (<= 23 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {20763#(and (<= 24 main_~y~0) (<= main_~y~0 24))} is VALID [2022-04-15 05:59:58,424 INFO L290 TraceCheckUtils]: 30: Hoare triple {20763#(and (<= 24 main_~y~0) (<= main_~y~0 24))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {20764#(and (<= 25 main_~y~0) (<= main_~y~0 25))} is VALID [2022-04-15 05:59:58,424 INFO L290 TraceCheckUtils]: 31: Hoare triple {20764#(and (<= 25 main_~y~0) (<= main_~y~0 25))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {20765#(and (<= main_~y~0 26) (<= 26 main_~y~0))} is VALID [2022-04-15 05:59:58,425 INFO L290 TraceCheckUtils]: 32: Hoare triple {20765#(and (<= main_~y~0 26) (<= 26 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {20766#(and (<= main_~y~0 27) (<= 27 main_~y~0))} is VALID [2022-04-15 05:59:58,425 INFO L290 TraceCheckUtils]: 33: Hoare triple {20766#(and (<= main_~y~0 27) (<= 27 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {20767#(and (<= main_~y~0 28) (<= 28 main_~y~0))} is VALID [2022-04-15 05:59:58,426 INFO L290 TraceCheckUtils]: 34: Hoare triple {20767#(and (<= main_~y~0 28) (<= 28 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {20768#(and (<= 29 main_~y~0) (<= main_~y~0 29))} is VALID [2022-04-15 05:59:58,426 INFO L290 TraceCheckUtils]: 35: Hoare triple {20768#(and (<= 29 main_~y~0) (<= main_~y~0 29))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {20769#(and (<= main_~y~0 30) (<= 30 main_~y~0))} is VALID [2022-04-15 05:59:58,427 INFO L290 TraceCheckUtils]: 36: Hoare triple {20769#(and (<= main_~y~0 30) (<= 30 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {20770#(and (<= main_~y~0 31) (<= 31 main_~y~0))} is VALID [2022-04-15 05:59:58,427 INFO L290 TraceCheckUtils]: 37: Hoare triple {20770#(and (<= main_~y~0 31) (<= 31 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {20771#(and (<= main_~y~0 32) (<= 32 main_~y~0))} is VALID [2022-04-15 05:59:58,428 INFO L290 TraceCheckUtils]: 38: Hoare triple {20771#(and (<= main_~y~0 32) (<= 32 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {20772#(and (<= 33 main_~y~0) (<= main_~y~0 33))} is VALID [2022-04-15 05:59:58,428 INFO L290 TraceCheckUtils]: 39: Hoare triple {20772#(and (<= 33 main_~y~0) (<= main_~y~0 33))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {20773#(and (<= main_~y~0 34) (<= 34 main_~y~0))} is VALID [2022-04-15 05:59:58,429 INFO L290 TraceCheckUtils]: 40: Hoare triple {20773#(and (<= main_~y~0 34) (<= 34 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {20774#(and (<= 35 main_~y~0) (<= main_~y~0 35))} is VALID [2022-04-15 05:59:58,429 INFO L290 TraceCheckUtils]: 41: Hoare triple {20774#(and (<= 35 main_~y~0) (<= main_~y~0 35))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {20775#(and (<= 36 main_~y~0) (<= main_~y~0 36))} is VALID [2022-04-15 05:59:58,430 INFO L290 TraceCheckUtils]: 42: Hoare triple {20775#(and (<= 36 main_~y~0) (<= main_~y~0 36))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {20776#(and (<= main_~y~0 37) (<= 37 main_~y~0))} is VALID [2022-04-15 05:59:58,430 INFO L290 TraceCheckUtils]: 43: Hoare triple {20776#(and (<= main_~y~0 37) (<= 37 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {20777#(and (<= 38 main_~y~0) (<= main_~y~0 38))} is VALID [2022-04-15 05:59:58,431 INFO L290 TraceCheckUtils]: 44: Hoare triple {20777#(and (<= 38 main_~y~0) (<= main_~y~0 38))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {20778#(and (<= 39 main_~y~0) (<= main_~y~0 39))} is VALID [2022-04-15 05:59:58,431 INFO L290 TraceCheckUtils]: 45: Hoare triple {20778#(and (<= 39 main_~y~0) (<= main_~y~0 39))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {20779#(and (<= 40 main_~y~0) (<= main_~y~0 40))} is VALID [2022-04-15 05:59:58,432 INFO L290 TraceCheckUtils]: 46: Hoare triple {20779#(and (<= 40 main_~y~0) (<= main_~y~0 40))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {20780#(and (<= 41 main_~y~0) (<= main_~y~0 41))} is VALID [2022-04-15 05:59:58,432 INFO L290 TraceCheckUtils]: 47: Hoare triple {20780#(and (<= 41 main_~y~0) (<= main_~y~0 41))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {20781#(and (<= main_~y~0 42) (not (<= (+ (div main_~y~0 4294967296) 1) 0)))} is VALID [2022-04-15 05:59:58,433 INFO L290 TraceCheckUtils]: 48: Hoare triple {20781#(and (<= main_~y~0 42) (not (<= (+ (div main_~y~0 4294967296) 1) 0)))} assume !(~y~0 % 4294967296 < 1024); {20735#false} is VALID [2022-04-15 05:59:58,433 INFO L272 TraceCheckUtils]: 49: Hoare triple {20735#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {20735#false} is VALID [2022-04-15 05:59:58,433 INFO L290 TraceCheckUtils]: 50: Hoare triple {20735#false} ~cond := #in~cond; {20735#false} is VALID [2022-04-15 05:59:58,433 INFO L290 TraceCheckUtils]: 51: Hoare triple {20735#false} assume 0 == ~cond; {20735#false} is VALID [2022-04-15 05:59:58,433 INFO L290 TraceCheckUtils]: 52: Hoare triple {20735#false} assume !false; {20735#false} is VALID [2022-04-15 05:59:58,433 INFO L134 CoverageAnalysis]: Checked inductivity of 903 backedges. 0 proven. 903 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 05:59:58,434 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-15 05:59:58,434 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1023609014] [2022-04-15 05:59:58,434 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1023609014] provided 0 perfect and 1 imperfect interpolant sequences [2022-04-15 05:59:58,434 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1264956028] [2022-04-15 05:59:58,434 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2022-04-15 05:59:58,434 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-15 05:59:58,434 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-15 05:59:58,435 INFO L229 MonitoredProcess]: Starting monitored process 43 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-04-15 05:59:58,437 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (43)] Waiting until timeout for monitored process [2022-04-15 06:00:02,054 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 22 check-sat command(s) [2022-04-15 06:00:02,054 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-15 06:00:02,061 INFO L263 TraceCheckSpWp]: Trace formula consists of 263 conjuncts, 87 conjunts are in the unsatisfiable core [2022-04-15 06:00:02,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 06:00:02,076 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-15 06:00:02,621 INFO L272 TraceCheckUtils]: 0: Hoare triple {20734#true} call ULTIMATE.init(); {20734#true} is VALID [2022-04-15 06:00:02,622 INFO L290 TraceCheckUtils]: 1: Hoare triple {20734#true} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {20734#true} is VALID [2022-04-15 06:00:02,622 INFO L290 TraceCheckUtils]: 2: Hoare triple {20734#true} assume true; {20734#true} is VALID [2022-04-15 06:00:02,622 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {20734#true} {20734#true} #34#return; {20734#true} is VALID [2022-04-15 06:00:02,622 INFO L272 TraceCheckUtils]: 4: Hoare triple {20734#true} call #t~ret5 := main(); {20734#true} is VALID [2022-04-15 06:00:02,622 INFO L290 TraceCheckUtils]: 5: Hoare triple {20734#true} ~x~0 := 1;~y~0 := 0; {20739#(= main_~y~0 0)} is VALID [2022-04-15 06:00:02,623 INFO L290 TraceCheckUtils]: 6: Hoare triple {20739#(= main_~y~0 0)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {20740#(and (<= 1 main_~y~0) (<= main_~y~0 1))} is VALID [2022-04-15 06:00:02,623 INFO L290 TraceCheckUtils]: 7: Hoare triple {20740#(and (<= 1 main_~y~0) (<= main_~y~0 1))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {20741#(and (<= 2 main_~y~0) (<= main_~y~0 2))} is VALID [2022-04-15 06:00:02,624 INFO L290 TraceCheckUtils]: 8: Hoare triple {20741#(and (<= 2 main_~y~0) (<= main_~y~0 2))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {20742#(and (<= main_~y~0 3) (<= 3 main_~y~0))} is VALID [2022-04-15 06:00:02,624 INFO L290 TraceCheckUtils]: 9: Hoare triple {20742#(and (<= main_~y~0 3) (<= 3 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {20743#(and (<= main_~y~0 4) (<= 4 main_~y~0))} is VALID [2022-04-15 06:00:02,625 INFO L290 TraceCheckUtils]: 10: Hoare triple {20743#(and (<= main_~y~0 4) (<= 4 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {20744#(and (<= 5 main_~y~0) (<= main_~y~0 5))} is VALID [2022-04-15 06:00:02,625 INFO L290 TraceCheckUtils]: 11: Hoare triple {20744#(and (<= 5 main_~y~0) (<= main_~y~0 5))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {20745#(and (<= main_~y~0 6) (<= 6 main_~y~0))} is VALID [2022-04-15 06:00:02,626 INFO L290 TraceCheckUtils]: 12: Hoare triple {20745#(and (<= main_~y~0 6) (<= 6 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {20746#(and (<= 7 main_~y~0) (<= main_~y~0 7))} is VALID [2022-04-15 06:00:02,626 INFO L290 TraceCheckUtils]: 13: Hoare triple {20746#(and (<= 7 main_~y~0) (<= main_~y~0 7))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {20747#(and (<= main_~y~0 8) (<= 8 main_~y~0))} is VALID [2022-04-15 06:00:02,627 INFO L290 TraceCheckUtils]: 14: Hoare triple {20747#(and (<= main_~y~0 8) (<= 8 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {20748#(and (<= 9 main_~y~0) (<= main_~y~0 9))} is VALID [2022-04-15 06:00:02,627 INFO L290 TraceCheckUtils]: 15: Hoare triple {20748#(and (<= 9 main_~y~0) (<= main_~y~0 9))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {20749#(and (<= main_~y~0 10) (<= 10 main_~y~0))} is VALID [2022-04-15 06:00:02,628 INFO L290 TraceCheckUtils]: 16: Hoare triple {20749#(and (<= main_~y~0 10) (<= 10 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {20750#(and (<= main_~y~0 11) (<= 11 main_~y~0))} is VALID [2022-04-15 06:00:02,629 INFO L290 TraceCheckUtils]: 17: Hoare triple {20750#(and (<= main_~y~0 11) (<= 11 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {20751#(and (<= 12 main_~y~0) (<= main_~y~0 12))} is VALID [2022-04-15 06:00:02,629 INFO L290 TraceCheckUtils]: 18: Hoare triple {20751#(and (<= 12 main_~y~0) (<= main_~y~0 12))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {20752#(and (<= main_~y~0 13) (<= 13 main_~y~0))} is VALID [2022-04-15 06:00:02,630 INFO L290 TraceCheckUtils]: 19: Hoare triple {20752#(and (<= main_~y~0 13) (<= 13 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {20753#(and (<= 14 main_~y~0) (<= main_~y~0 14))} is VALID [2022-04-15 06:00:02,630 INFO L290 TraceCheckUtils]: 20: Hoare triple {20753#(and (<= 14 main_~y~0) (<= main_~y~0 14))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {20754#(and (<= main_~y~0 15) (<= 15 main_~y~0))} is VALID [2022-04-15 06:00:02,631 INFO L290 TraceCheckUtils]: 21: Hoare triple {20754#(and (<= main_~y~0 15) (<= 15 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {20755#(and (<= 16 main_~y~0) (<= main_~y~0 16))} is VALID [2022-04-15 06:00:02,631 INFO L290 TraceCheckUtils]: 22: Hoare triple {20755#(and (<= 16 main_~y~0) (<= main_~y~0 16))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {20756#(and (<= main_~y~0 17) (<= 17 main_~y~0))} is VALID [2022-04-15 06:00:02,632 INFO L290 TraceCheckUtils]: 23: Hoare triple {20756#(and (<= main_~y~0 17) (<= 17 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {20757#(and (<= 18 main_~y~0) (<= main_~y~0 18))} is VALID [2022-04-15 06:00:02,632 INFO L290 TraceCheckUtils]: 24: Hoare triple {20757#(and (<= 18 main_~y~0) (<= main_~y~0 18))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {20758#(and (<= 19 main_~y~0) (<= main_~y~0 19))} is VALID [2022-04-15 06:00:02,633 INFO L290 TraceCheckUtils]: 25: Hoare triple {20758#(and (<= 19 main_~y~0) (<= main_~y~0 19))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {20759#(and (<= 20 main_~y~0) (<= main_~y~0 20))} is VALID [2022-04-15 06:00:02,633 INFO L290 TraceCheckUtils]: 26: Hoare triple {20759#(and (<= 20 main_~y~0) (<= main_~y~0 20))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {20760#(and (<= main_~y~0 21) (<= 21 main_~y~0))} is VALID [2022-04-15 06:00:02,634 INFO L290 TraceCheckUtils]: 27: Hoare triple {20760#(and (<= main_~y~0 21) (<= 21 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {20761#(and (<= main_~y~0 22) (<= 22 main_~y~0))} is VALID [2022-04-15 06:00:02,634 INFO L290 TraceCheckUtils]: 28: Hoare triple {20761#(and (<= main_~y~0 22) (<= 22 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {20762#(and (<= main_~y~0 23) (<= 23 main_~y~0))} is VALID [2022-04-15 06:00:02,635 INFO L290 TraceCheckUtils]: 29: Hoare triple {20762#(and (<= main_~y~0 23) (<= 23 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {20763#(and (<= 24 main_~y~0) (<= main_~y~0 24))} is VALID [2022-04-15 06:00:02,635 INFO L290 TraceCheckUtils]: 30: Hoare triple {20763#(and (<= 24 main_~y~0) (<= main_~y~0 24))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {20764#(and (<= 25 main_~y~0) (<= main_~y~0 25))} is VALID [2022-04-15 06:00:02,636 INFO L290 TraceCheckUtils]: 31: Hoare triple {20764#(and (<= 25 main_~y~0) (<= main_~y~0 25))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {20765#(and (<= main_~y~0 26) (<= 26 main_~y~0))} is VALID [2022-04-15 06:00:02,637 INFO L290 TraceCheckUtils]: 32: Hoare triple {20765#(and (<= main_~y~0 26) (<= 26 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {20766#(and (<= main_~y~0 27) (<= 27 main_~y~0))} is VALID [2022-04-15 06:00:02,637 INFO L290 TraceCheckUtils]: 33: Hoare triple {20766#(and (<= main_~y~0 27) (<= 27 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {20767#(and (<= main_~y~0 28) (<= 28 main_~y~0))} is VALID [2022-04-15 06:00:02,638 INFO L290 TraceCheckUtils]: 34: Hoare triple {20767#(and (<= main_~y~0 28) (<= 28 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {20768#(and (<= 29 main_~y~0) (<= main_~y~0 29))} is VALID [2022-04-15 06:00:02,638 INFO L290 TraceCheckUtils]: 35: Hoare triple {20768#(and (<= 29 main_~y~0) (<= main_~y~0 29))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {20769#(and (<= main_~y~0 30) (<= 30 main_~y~0))} is VALID [2022-04-15 06:00:02,639 INFO L290 TraceCheckUtils]: 36: Hoare triple {20769#(and (<= main_~y~0 30) (<= 30 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {20770#(and (<= main_~y~0 31) (<= 31 main_~y~0))} is VALID [2022-04-15 06:00:02,639 INFO L290 TraceCheckUtils]: 37: Hoare triple {20770#(and (<= main_~y~0 31) (<= 31 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {20771#(and (<= main_~y~0 32) (<= 32 main_~y~0))} is VALID [2022-04-15 06:00:02,640 INFO L290 TraceCheckUtils]: 38: Hoare triple {20771#(and (<= main_~y~0 32) (<= 32 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {20772#(and (<= 33 main_~y~0) (<= main_~y~0 33))} is VALID [2022-04-15 06:00:02,640 INFO L290 TraceCheckUtils]: 39: Hoare triple {20772#(and (<= 33 main_~y~0) (<= main_~y~0 33))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {20773#(and (<= main_~y~0 34) (<= 34 main_~y~0))} is VALID [2022-04-15 06:00:02,641 INFO L290 TraceCheckUtils]: 40: Hoare triple {20773#(and (<= main_~y~0 34) (<= 34 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {20774#(and (<= 35 main_~y~0) (<= main_~y~0 35))} is VALID [2022-04-15 06:00:02,641 INFO L290 TraceCheckUtils]: 41: Hoare triple {20774#(and (<= 35 main_~y~0) (<= main_~y~0 35))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {20775#(and (<= 36 main_~y~0) (<= main_~y~0 36))} is VALID [2022-04-15 06:00:02,642 INFO L290 TraceCheckUtils]: 42: Hoare triple {20775#(and (<= 36 main_~y~0) (<= main_~y~0 36))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {20776#(and (<= main_~y~0 37) (<= 37 main_~y~0))} is VALID [2022-04-15 06:00:02,642 INFO L290 TraceCheckUtils]: 43: Hoare triple {20776#(and (<= main_~y~0 37) (<= 37 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {20777#(and (<= 38 main_~y~0) (<= main_~y~0 38))} is VALID [2022-04-15 06:00:02,643 INFO L290 TraceCheckUtils]: 44: Hoare triple {20777#(and (<= 38 main_~y~0) (<= main_~y~0 38))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {20778#(and (<= 39 main_~y~0) (<= main_~y~0 39))} is VALID [2022-04-15 06:00:02,643 INFO L290 TraceCheckUtils]: 45: Hoare triple {20778#(and (<= 39 main_~y~0) (<= main_~y~0 39))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {20779#(and (<= 40 main_~y~0) (<= main_~y~0 40))} is VALID [2022-04-15 06:00:02,644 INFO L290 TraceCheckUtils]: 46: Hoare triple {20779#(and (<= 40 main_~y~0) (<= main_~y~0 40))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {20780#(and (<= 41 main_~y~0) (<= main_~y~0 41))} is VALID [2022-04-15 06:00:02,644 INFO L290 TraceCheckUtils]: 47: Hoare triple {20780#(and (<= 41 main_~y~0) (<= main_~y~0 41))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {20927#(and (<= main_~y~0 42) (<= 42 main_~y~0))} is VALID [2022-04-15 06:00:02,645 INFO L290 TraceCheckUtils]: 48: Hoare triple {20927#(and (<= main_~y~0 42) (<= 42 main_~y~0))} assume !(~y~0 % 4294967296 < 1024); {20735#false} is VALID [2022-04-15 06:00:02,645 INFO L272 TraceCheckUtils]: 49: Hoare triple {20735#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {20735#false} is VALID [2022-04-15 06:00:02,645 INFO L290 TraceCheckUtils]: 50: Hoare triple {20735#false} ~cond := #in~cond; {20735#false} is VALID [2022-04-15 06:00:02,645 INFO L290 TraceCheckUtils]: 51: Hoare triple {20735#false} assume 0 == ~cond; {20735#false} is VALID [2022-04-15 06:00:02,645 INFO L290 TraceCheckUtils]: 52: Hoare triple {20735#false} assume !false; {20735#false} is VALID [2022-04-15 06:00:02,645 INFO L134 CoverageAnalysis]: Checked inductivity of 903 backedges. 0 proven. 903 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 06:00:02,646 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-15 06:00:05,641 INFO L290 TraceCheckUtils]: 52: Hoare triple {20735#false} assume !false; {20735#false} is VALID [2022-04-15 06:00:05,642 INFO L290 TraceCheckUtils]: 51: Hoare triple {20735#false} assume 0 == ~cond; {20735#false} is VALID [2022-04-15 06:00:05,642 INFO L290 TraceCheckUtils]: 50: Hoare triple {20735#false} ~cond := #in~cond; {20735#false} is VALID [2022-04-15 06:00:05,642 INFO L272 TraceCheckUtils]: 49: Hoare triple {20735#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {20735#false} is VALID [2022-04-15 06:00:05,642 INFO L290 TraceCheckUtils]: 48: Hoare triple {20955#(< (mod main_~y~0 4294967296) 1024)} assume !(~y~0 % 4294967296 < 1024); {20735#false} is VALID [2022-04-15 06:00:05,643 INFO L290 TraceCheckUtils]: 47: Hoare triple {20959#(< (mod (+ main_~y~0 1) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {20955#(< (mod main_~y~0 4294967296) 1024)} is VALID [2022-04-15 06:00:05,643 INFO L290 TraceCheckUtils]: 46: Hoare triple {20963#(< (mod (+ main_~y~0 2) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {20959#(< (mod (+ main_~y~0 1) 4294967296) 1024)} is VALID [2022-04-15 06:00:05,644 INFO L290 TraceCheckUtils]: 45: Hoare triple {20967#(< (mod (+ main_~y~0 3) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {20963#(< (mod (+ main_~y~0 2) 4294967296) 1024)} is VALID [2022-04-15 06:00:05,645 INFO L290 TraceCheckUtils]: 44: Hoare triple {20971#(< (mod (+ main_~y~0 4) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {20967#(< (mod (+ main_~y~0 3) 4294967296) 1024)} is VALID [2022-04-15 06:00:05,645 INFO L290 TraceCheckUtils]: 43: Hoare triple {20975#(< (mod (+ 5 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {20971#(< (mod (+ main_~y~0 4) 4294967296) 1024)} is VALID [2022-04-15 06:00:05,646 INFO L290 TraceCheckUtils]: 42: Hoare triple {20979#(< (mod (+ main_~y~0 6) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {20975#(< (mod (+ 5 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:00:05,646 INFO L290 TraceCheckUtils]: 41: Hoare triple {20983#(< (mod (+ 7 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {20979#(< (mod (+ main_~y~0 6) 4294967296) 1024)} is VALID [2022-04-15 06:00:05,648 INFO L290 TraceCheckUtils]: 40: Hoare triple {20987#(< (mod (+ main_~y~0 8) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {20983#(< (mod (+ 7 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:00:05,652 INFO L290 TraceCheckUtils]: 39: Hoare triple {20991#(< (mod (+ main_~y~0 9) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {20987#(< (mod (+ main_~y~0 8) 4294967296) 1024)} is VALID [2022-04-15 06:00:05,652 INFO L290 TraceCheckUtils]: 38: Hoare triple {20995#(< (mod (+ main_~y~0 10) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {20991#(< (mod (+ main_~y~0 9) 4294967296) 1024)} is VALID [2022-04-15 06:00:05,653 INFO L290 TraceCheckUtils]: 37: Hoare triple {20999#(< (mod (+ main_~y~0 11) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {20995#(< (mod (+ main_~y~0 10) 4294967296) 1024)} is VALID [2022-04-15 06:00:05,654 INFO L290 TraceCheckUtils]: 36: Hoare triple {21003#(< (mod (+ main_~y~0 12) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {20999#(< (mod (+ main_~y~0 11) 4294967296) 1024)} is VALID [2022-04-15 06:00:05,654 INFO L290 TraceCheckUtils]: 35: Hoare triple {21007#(< (mod (+ main_~y~0 13) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21003#(< (mod (+ main_~y~0 12) 4294967296) 1024)} is VALID [2022-04-15 06:00:05,655 INFO L290 TraceCheckUtils]: 34: Hoare triple {21011#(< (mod (+ main_~y~0 14) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21007#(< (mod (+ main_~y~0 13) 4294967296) 1024)} is VALID [2022-04-15 06:00:05,655 INFO L290 TraceCheckUtils]: 33: Hoare triple {21015#(< (mod (+ main_~y~0 15) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21011#(< (mod (+ main_~y~0 14) 4294967296) 1024)} is VALID [2022-04-15 06:00:05,656 INFO L290 TraceCheckUtils]: 32: Hoare triple {21019#(< (mod (+ main_~y~0 16) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21015#(< (mod (+ main_~y~0 15) 4294967296) 1024)} is VALID [2022-04-15 06:00:05,657 INFO L290 TraceCheckUtils]: 31: Hoare triple {21023#(< (mod (+ main_~y~0 17) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21019#(< (mod (+ main_~y~0 16) 4294967296) 1024)} is VALID [2022-04-15 06:00:05,657 INFO L290 TraceCheckUtils]: 30: Hoare triple {21027#(< (mod (+ main_~y~0 18) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21023#(< (mod (+ main_~y~0 17) 4294967296) 1024)} is VALID [2022-04-15 06:00:05,658 INFO L290 TraceCheckUtils]: 29: Hoare triple {21031#(< (mod (+ 19 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21027#(< (mod (+ main_~y~0 18) 4294967296) 1024)} is VALID [2022-04-15 06:00:05,659 INFO L290 TraceCheckUtils]: 28: Hoare triple {21035#(< (mod (+ main_~y~0 20) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21031#(< (mod (+ 19 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:00:05,659 INFO L290 TraceCheckUtils]: 27: Hoare triple {21039#(< (mod (+ main_~y~0 21) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21035#(< (mod (+ main_~y~0 20) 4294967296) 1024)} is VALID [2022-04-15 06:00:05,660 INFO L290 TraceCheckUtils]: 26: Hoare triple {21043#(< (mod (+ main_~y~0 22) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21039#(< (mod (+ main_~y~0 21) 4294967296) 1024)} is VALID [2022-04-15 06:00:05,660 INFO L290 TraceCheckUtils]: 25: Hoare triple {21047#(< (mod (+ 23 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21043#(< (mod (+ main_~y~0 22) 4294967296) 1024)} is VALID [2022-04-15 06:00:05,661 INFO L290 TraceCheckUtils]: 24: Hoare triple {21051#(< (mod (+ main_~y~0 24) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21047#(< (mod (+ 23 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:00:05,662 INFO L290 TraceCheckUtils]: 23: Hoare triple {21055#(< (mod (+ main_~y~0 25) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21051#(< (mod (+ main_~y~0 24) 4294967296) 1024)} is VALID [2022-04-15 06:00:05,662 INFO L290 TraceCheckUtils]: 22: Hoare triple {21059#(< (mod (+ main_~y~0 26) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21055#(< (mod (+ main_~y~0 25) 4294967296) 1024)} is VALID [2022-04-15 06:00:05,663 INFO L290 TraceCheckUtils]: 21: Hoare triple {21063#(< (mod (+ main_~y~0 27) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21059#(< (mod (+ main_~y~0 26) 4294967296) 1024)} is VALID [2022-04-15 06:00:05,664 INFO L290 TraceCheckUtils]: 20: Hoare triple {21067#(< (mod (+ main_~y~0 28) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21063#(< (mod (+ main_~y~0 27) 4294967296) 1024)} is VALID [2022-04-15 06:00:05,664 INFO L290 TraceCheckUtils]: 19: Hoare triple {21071#(< (mod (+ 29 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21067#(< (mod (+ main_~y~0 28) 4294967296) 1024)} is VALID [2022-04-15 06:00:05,665 INFO L290 TraceCheckUtils]: 18: Hoare triple {21075#(< (mod (+ 30 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21071#(< (mod (+ 29 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:00:05,666 INFO L290 TraceCheckUtils]: 17: Hoare triple {21079#(< (mod (+ main_~y~0 31) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21075#(< (mod (+ 30 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:00:05,666 INFO L290 TraceCheckUtils]: 16: Hoare triple {21083#(< (mod (+ 32 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21079#(< (mod (+ main_~y~0 31) 4294967296) 1024)} is VALID [2022-04-15 06:00:05,667 INFO L290 TraceCheckUtils]: 15: Hoare triple {21087#(< (mod (+ main_~y~0 33) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21083#(< (mod (+ 32 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:00:05,667 INFO L290 TraceCheckUtils]: 14: Hoare triple {21091#(< (mod (+ main_~y~0 34) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21087#(< (mod (+ main_~y~0 33) 4294967296) 1024)} is VALID [2022-04-15 06:00:05,668 INFO L290 TraceCheckUtils]: 13: Hoare triple {21095#(< (mod (+ 35 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21091#(< (mod (+ main_~y~0 34) 4294967296) 1024)} is VALID [2022-04-15 06:00:05,669 INFO L290 TraceCheckUtils]: 12: Hoare triple {21099#(< (mod (+ main_~y~0 36) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21095#(< (mod (+ 35 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:00:05,669 INFO L290 TraceCheckUtils]: 11: Hoare triple {21103#(< (mod (+ main_~y~0 37) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21099#(< (mod (+ main_~y~0 36) 4294967296) 1024)} is VALID [2022-04-15 06:00:05,670 INFO L290 TraceCheckUtils]: 10: Hoare triple {21107#(< (mod (+ main_~y~0 38) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21103#(< (mod (+ main_~y~0 37) 4294967296) 1024)} is VALID [2022-04-15 06:00:05,671 INFO L290 TraceCheckUtils]: 9: Hoare triple {21111#(< (mod (+ main_~y~0 39) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21107#(< (mod (+ main_~y~0 38) 4294967296) 1024)} is VALID [2022-04-15 06:00:05,671 INFO L290 TraceCheckUtils]: 8: Hoare triple {21115#(< (mod (+ 40 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21111#(< (mod (+ main_~y~0 39) 4294967296) 1024)} is VALID [2022-04-15 06:00:05,672 INFO L290 TraceCheckUtils]: 7: Hoare triple {21119#(< (mod (+ 41 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21115#(< (mod (+ 40 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:00:05,673 INFO L290 TraceCheckUtils]: 6: Hoare triple {21123#(< (mod (+ 42 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21119#(< (mod (+ 41 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:00:05,673 INFO L290 TraceCheckUtils]: 5: Hoare triple {20734#true} ~x~0 := 1;~y~0 := 0; {21123#(< (mod (+ 42 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:00:05,673 INFO L272 TraceCheckUtils]: 4: Hoare triple {20734#true} call #t~ret5 := main(); {20734#true} is VALID [2022-04-15 06:00:05,673 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {20734#true} {20734#true} #34#return; {20734#true} is VALID [2022-04-15 06:00:05,673 INFO L290 TraceCheckUtils]: 2: Hoare triple {20734#true} assume true; {20734#true} is VALID [2022-04-15 06:00:05,673 INFO L290 TraceCheckUtils]: 1: Hoare triple {20734#true} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {20734#true} is VALID [2022-04-15 06:00:05,673 INFO L272 TraceCheckUtils]: 0: Hoare triple {20734#true} call ULTIMATE.init(); {20734#true} is VALID [2022-04-15 06:00:05,674 INFO L134 CoverageAnalysis]: Checked inductivity of 903 backedges. 0 proven. 903 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 06:00:05,674 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1264956028] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-15 06:00:05,674 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-04-15 06:00:05,674 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [46, 45, 45] total 90 [2022-04-15 06:00:05,674 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-15 06:00:05,674 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [798149773] [2022-04-15 06:00:05,674 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [798149773] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-15 06:00:05,674 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-15 06:00:05,674 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [46] imperfect sequences [] total 46 [2022-04-15 06:00:05,674 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [811479624] [2022-04-15 06:00:05,675 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-15 06:00:05,675 INFO L78 Accepts]: Start accepts. Automaton has has 46 states, 46 states have (on average 1.065217391304348) internal successors, (49), 45 states have internal predecessors, (49), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 53 [2022-04-15 06:00:05,675 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-15 06:00:05,675 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 46 states, 46 states have (on average 1.065217391304348) internal successors, (49), 45 states have internal predecessors, (49), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:00:05,704 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 53 edges. 53 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 06:00:05,704 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 46 states [2022-04-15 06:00:05,704 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-15 06:00:05,705 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 46 interpolants. [2022-04-15 06:00:05,705 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=2112, Invalid=5898, Unknown=0, NotChecked=0, Total=8010 [2022-04-15 06:00:05,705 INFO L87 Difference]: Start difference. First operand 54 states and 54 transitions. Second operand has 46 states, 46 states have (on average 1.065217391304348) internal successors, (49), 45 states have internal predecessors, (49), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:00:09,734 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 06:00:09,734 INFO L93 Difference]: Finished difference Result 60 states and 60 transitions. [2022-04-15 06:00:09,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2022-04-15 06:00:09,735 INFO L78 Accepts]: Start accepts. Automaton has has 46 states, 46 states have (on average 1.065217391304348) internal successors, (49), 45 states have internal predecessors, (49), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 53 [2022-04-15 06:00:09,735 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-15 06:00:09,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 46 states, 46 states have (on average 1.065217391304348) internal successors, (49), 45 states have internal predecessors, (49), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:00:09,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 46 states and 60 transitions. [2022-04-15 06:00:09,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 46 states, 46 states have (on average 1.065217391304348) internal successors, (49), 45 states have internal predecessors, (49), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:00:09,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 46 states and 60 transitions. [2022-04-15 06:00:09,736 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 46 states and 60 transitions. [2022-04-15 06:00:09,782 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 60 edges. 60 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 06:00:09,783 INFO L225 Difference]: With dead ends: 60 [2022-04-15 06:00:09,783 INFO L226 Difference]: Without dead ends: 55 [2022-04-15 06:00:09,784 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 195 GetRequests, 63 SyntacticMatches, 1 SemanticMatches, 131 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 993 ImplicationChecksByTransitivity, 4.7s TimeCoverageRelationStatistics Valid=4217, Invalid=13339, Unknown=0, NotChecked=0, Total=17556 [2022-04-15 06:00:09,785 INFO L913 BasicCegarLoop]: 11 mSDtfsCounter, 6 mSDsluCounter, 47 mSDsCounter, 0 mSdLazyCounter, 1853 mSolverCounterSat, 87 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 58 SdHoareTripleChecker+Invalid, 1940 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 87 IncrementalHoareTripleChecker+Valid, 1853 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-04-15 06:00:09,785 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [6 Valid, 58 Invalid, 1940 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [87 Valid, 1853 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-04-15 06:00:09,785 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states. [2022-04-15 06:00:09,874 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 55. [2022-04-15 06:00:09,874 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-15 06:00:09,874 INFO L82 GeneralOperation]: Start isEquivalent. First operand 55 states. Second operand has 55 states, 50 states have (on average 1.02) internal successors, (51), 50 states have internal predecessors, (51), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:00:09,874 INFO L74 IsIncluded]: Start isIncluded. First operand 55 states. Second operand has 55 states, 50 states have (on average 1.02) internal successors, (51), 50 states have internal predecessors, (51), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:00:09,874 INFO L87 Difference]: Start difference. First operand 55 states. Second operand has 55 states, 50 states have (on average 1.02) internal successors, (51), 50 states have internal predecessors, (51), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:00:09,875 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 06:00:09,875 INFO L93 Difference]: Finished difference Result 55 states and 55 transitions. [2022-04-15 06:00:09,875 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 55 transitions. [2022-04-15 06:00:09,875 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-15 06:00:09,875 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-15 06:00:09,875 INFO L74 IsIncluded]: Start isIncluded. First operand has 55 states, 50 states have (on average 1.02) internal successors, (51), 50 states have internal predecessors, (51), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 55 states. [2022-04-15 06:00:09,875 INFO L87 Difference]: Start difference. First operand has 55 states, 50 states have (on average 1.02) internal successors, (51), 50 states have internal predecessors, (51), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 55 states. [2022-04-15 06:00:09,876 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 06:00:09,876 INFO L93 Difference]: Finished difference Result 55 states and 55 transitions. [2022-04-15 06:00:09,876 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 55 transitions. [2022-04-15 06:00:09,876 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-15 06:00:09,876 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-15 06:00:09,876 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-15 06:00:09,876 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-15 06:00:09,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 55 states, 50 states have (on average 1.02) internal successors, (51), 50 states have internal predecessors, (51), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:00:09,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 55 transitions. [2022-04-15 06:00:09,877 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 55 transitions. Word has length 53 [2022-04-15 06:00:09,878 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-15 06:00:09,878 INFO L478 AbstractCegarLoop]: Abstraction has 55 states and 55 transitions. [2022-04-15 06:00:09,878 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 46 states, 46 states have (on average 1.065217391304348) internal successors, (49), 45 states have internal predecessors, (49), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:00:09,878 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 55 states and 55 transitions. [2022-04-15 06:00:09,945 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 55 edges. 55 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 06:00:09,945 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 55 transitions. [2022-04-15 06:00:09,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-04-15 06:00:09,946 INFO L491 BasicCegarLoop]: Found error trace [2022-04-15 06:00:09,946 INFO L499 BasicCegarLoop]: trace histogram [43, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-15 06:00:09,963 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (43)] Ended with exit code 0 [2022-04-15 06:00:10,146 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable84,SelfDestructingSolverStorable85,43 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-15 06:00:10,146 INFO L403 AbstractCegarLoop]: === Iteration 45 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-15 06:00:10,147 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-15 06:00:10,147 INFO L85 PathProgramCache]: Analyzing trace with hash 2136038966, now seen corresponding path program 85 times [2022-04-15 06:00:10,147 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-15 06:00:10,147 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [1019818477] [2022-04-15 06:00:10,612 INFO L89 AcceleratorJordan]: Jordan loop acceleration statistics: 1 HavocedVariables, 2 AssignedVariables, 0 ReadonlyVariables, Eigenvalues: {0={1=1}, 1={2=1}}, 1 SequentialAcceleration, 0 AlternatingAcceleration, 1 QuantifierFreeResult [2022-04-15 06:00:10,613 INFO L271 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2022-04-15 06:00:10,614 INFO L85 PathProgramCache]: Analyzing trace with hash 615116663, now seen corresponding path program 1 times [2022-04-15 06:00:10,614 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-15 06:00:10,615 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [818346353] [2022-04-15 06:00:10,615 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-15 06:00:10,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-15 06:00:10,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-15 06:00:10,619 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-04-15 06:00:10,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-15 06:00:10,622 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-04-15 06:00:10,622 INFO L85 PathProgramCache]: Analyzing trace with hash 2136038966, now seen corresponding path program 86 times [2022-04-15 06:00:10,622 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-15 06:00:10,622 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [833165035] [2022-04-15 06:00:10,622 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-15 06:00:10,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-15 06:00:10,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 06:00:11,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-15 06:00:11,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 06:00:11,874 INFO L290 TraceCheckUtils]: 0: Hoare triple {21619#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {21570#true} is VALID [2022-04-15 06:00:11,874 INFO L290 TraceCheckUtils]: 1: Hoare triple {21570#true} assume true; {21570#true} is VALID [2022-04-15 06:00:11,874 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {21570#true} {21570#true} #34#return; {21570#true} is VALID [2022-04-15 06:00:11,875 INFO L272 TraceCheckUtils]: 0: Hoare triple {21570#true} call ULTIMATE.init(); {21619#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} is VALID [2022-04-15 06:00:11,875 INFO L290 TraceCheckUtils]: 1: Hoare triple {21619#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {21570#true} is VALID [2022-04-15 06:00:11,875 INFO L290 TraceCheckUtils]: 2: Hoare triple {21570#true} assume true; {21570#true} is VALID [2022-04-15 06:00:11,875 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {21570#true} {21570#true} #34#return; {21570#true} is VALID [2022-04-15 06:00:11,875 INFO L272 TraceCheckUtils]: 4: Hoare triple {21570#true} call #t~ret5 := main(); {21570#true} is VALID [2022-04-15 06:00:11,875 INFO L290 TraceCheckUtils]: 5: Hoare triple {21570#true} ~x~0 := 1;~y~0 := 0; {21575#(= main_~y~0 0)} is VALID [2022-04-15 06:00:11,876 INFO L290 TraceCheckUtils]: 6: Hoare triple {21575#(= main_~y~0 0)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21576#(and (<= 1 main_~y~0) (<= main_~y~0 1))} is VALID [2022-04-15 06:00:11,877 INFO L290 TraceCheckUtils]: 7: Hoare triple {21576#(and (<= 1 main_~y~0) (<= main_~y~0 1))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21577#(and (<= 2 main_~y~0) (<= main_~y~0 2))} is VALID [2022-04-15 06:00:11,877 INFO L290 TraceCheckUtils]: 8: Hoare triple {21577#(and (<= 2 main_~y~0) (<= main_~y~0 2))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21578#(and (<= main_~y~0 3) (<= 3 main_~y~0))} is VALID [2022-04-15 06:00:11,878 INFO L290 TraceCheckUtils]: 9: Hoare triple {21578#(and (<= main_~y~0 3) (<= 3 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21579#(and (<= main_~y~0 4) (<= 4 main_~y~0))} is VALID [2022-04-15 06:00:11,878 INFO L290 TraceCheckUtils]: 10: Hoare triple {21579#(and (<= main_~y~0 4) (<= 4 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21580#(and (<= 5 main_~y~0) (<= main_~y~0 5))} is VALID [2022-04-15 06:00:11,879 INFO L290 TraceCheckUtils]: 11: Hoare triple {21580#(and (<= 5 main_~y~0) (<= main_~y~0 5))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21581#(and (<= main_~y~0 6) (<= 6 main_~y~0))} is VALID [2022-04-15 06:00:11,879 INFO L290 TraceCheckUtils]: 12: Hoare triple {21581#(and (<= main_~y~0 6) (<= 6 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21582#(and (<= 7 main_~y~0) (<= main_~y~0 7))} is VALID [2022-04-15 06:00:11,880 INFO L290 TraceCheckUtils]: 13: Hoare triple {21582#(and (<= 7 main_~y~0) (<= main_~y~0 7))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21583#(and (<= main_~y~0 8) (<= 8 main_~y~0))} is VALID [2022-04-15 06:00:11,880 INFO L290 TraceCheckUtils]: 14: Hoare triple {21583#(and (<= main_~y~0 8) (<= 8 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21584#(and (<= 9 main_~y~0) (<= main_~y~0 9))} is VALID [2022-04-15 06:00:11,881 INFO L290 TraceCheckUtils]: 15: Hoare triple {21584#(and (<= 9 main_~y~0) (<= main_~y~0 9))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21585#(and (<= main_~y~0 10) (<= 10 main_~y~0))} is VALID [2022-04-15 06:00:11,881 INFO L290 TraceCheckUtils]: 16: Hoare triple {21585#(and (<= main_~y~0 10) (<= 10 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21586#(and (<= main_~y~0 11) (<= 11 main_~y~0))} is VALID [2022-04-15 06:00:11,882 INFO L290 TraceCheckUtils]: 17: Hoare triple {21586#(and (<= main_~y~0 11) (<= 11 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21587#(and (<= 12 main_~y~0) (<= main_~y~0 12))} is VALID [2022-04-15 06:00:11,883 INFO L290 TraceCheckUtils]: 18: Hoare triple {21587#(and (<= 12 main_~y~0) (<= main_~y~0 12))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21588#(and (<= main_~y~0 13) (<= 13 main_~y~0))} is VALID [2022-04-15 06:00:11,883 INFO L290 TraceCheckUtils]: 19: Hoare triple {21588#(and (<= main_~y~0 13) (<= 13 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21589#(and (<= 14 main_~y~0) (<= main_~y~0 14))} is VALID [2022-04-15 06:00:11,884 INFO L290 TraceCheckUtils]: 20: Hoare triple {21589#(and (<= 14 main_~y~0) (<= main_~y~0 14))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21590#(and (<= main_~y~0 15) (<= 15 main_~y~0))} is VALID [2022-04-15 06:00:11,884 INFO L290 TraceCheckUtils]: 21: Hoare triple {21590#(and (<= main_~y~0 15) (<= 15 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21591#(and (<= 16 main_~y~0) (<= main_~y~0 16))} is VALID [2022-04-15 06:00:11,885 INFO L290 TraceCheckUtils]: 22: Hoare triple {21591#(and (<= 16 main_~y~0) (<= main_~y~0 16))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21592#(and (<= main_~y~0 17) (<= 17 main_~y~0))} is VALID [2022-04-15 06:00:11,885 INFO L290 TraceCheckUtils]: 23: Hoare triple {21592#(and (<= main_~y~0 17) (<= 17 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21593#(and (<= 18 main_~y~0) (<= main_~y~0 18))} is VALID [2022-04-15 06:00:11,886 INFO L290 TraceCheckUtils]: 24: Hoare triple {21593#(and (<= 18 main_~y~0) (<= main_~y~0 18))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21594#(and (<= 19 main_~y~0) (<= main_~y~0 19))} is VALID [2022-04-15 06:00:11,886 INFO L290 TraceCheckUtils]: 25: Hoare triple {21594#(and (<= 19 main_~y~0) (<= main_~y~0 19))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21595#(and (<= 20 main_~y~0) (<= main_~y~0 20))} is VALID [2022-04-15 06:00:11,887 INFO L290 TraceCheckUtils]: 26: Hoare triple {21595#(and (<= 20 main_~y~0) (<= main_~y~0 20))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21596#(and (<= main_~y~0 21) (<= 21 main_~y~0))} is VALID [2022-04-15 06:00:11,887 INFO L290 TraceCheckUtils]: 27: Hoare triple {21596#(and (<= main_~y~0 21) (<= 21 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21597#(and (<= main_~y~0 22) (<= 22 main_~y~0))} is VALID [2022-04-15 06:00:11,888 INFO L290 TraceCheckUtils]: 28: Hoare triple {21597#(and (<= main_~y~0 22) (<= 22 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21598#(and (<= main_~y~0 23) (<= 23 main_~y~0))} is VALID [2022-04-15 06:00:11,888 INFO L290 TraceCheckUtils]: 29: Hoare triple {21598#(and (<= main_~y~0 23) (<= 23 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21599#(and (<= 24 main_~y~0) (<= main_~y~0 24))} is VALID [2022-04-15 06:00:11,889 INFO L290 TraceCheckUtils]: 30: Hoare triple {21599#(and (<= 24 main_~y~0) (<= main_~y~0 24))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21600#(and (<= 25 main_~y~0) (<= main_~y~0 25))} is VALID [2022-04-15 06:00:11,889 INFO L290 TraceCheckUtils]: 31: Hoare triple {21600#(and (<= 25 main_~y~0) (<= main_~y~0 25))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21601#(and (<= main_~y~0 26) (<= 26 main_~y~0))} is VALID [2022-04-15 06:00:11,890 INFO L290 TraceCheckUtils]: 32: Hoare triple {21601#(and (<= main_~y~0 26) (<= 26 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21602#(and (<= main_~y~0 27) (<= 27 main_~y~0))} is VALID [2022-04-15 06:00:11,891 INFO L290 TraceCheckUtils]: 33: Hoare triple {21602#(and (<= main_~y~0 27) (<= 27 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21603#(and (<= main_~y~0 28) (<= 28 main_~y~0))} is VALID [2022-04-15 06:00:11,891 INFO L290 TraceCheckUtils]: 34: Hoare triple {21603#(and (<= main_~y~0 28) (<= 28 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21604#(and (<= 29 main_~y~0) (<= main_~y~0 29))} is VALID [2022-04-15 06:00:11,892 INFO L290 TraceCheckUtils]: 35: Hoare triple {21604#(and (<= 29 main_~y~0) (<= main_~y~0 29))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21605#(and (<= main_~y~0 30) (<= 30 main_~y~0))} is VALID [2022-04-15 06:00:11,892 INFO L290 TraceCheckUtils]: 36: Hoare triple {21605#(and (<= main_~y~0 30) (<= 30 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21606#(and (<= main_~y~0 31) (<= 31 main_~y~0))} is VALID [2022-04-15 06:00:11,893 INFO L290 TraceCheckUtils]: 37: Hoare triple {21606#(and (<= main_~y~0 31) (<= 31 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21607#(and (<= main_~y~0 32) (<= 32 main_~y~0))} is VALID [2022-04-15 06:00:11,893 INFO L290 TraceCheckUtils]: 38: Hoare triple {21607#(and (<= main_~y~0 32) (<= 32 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21608#(and (<= 33 main_~y~0) (<= main_~y~0 33))} is VALID [2022-04-15 06:00:11,894 INFO L290 TraceCheckUtils]: 39: Hoare triple {21608#(and (<= 33 main_~y~0) (<= main_~y~0 33))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21609#(and (<= main_~y~0 34) (<= 34 main_~y~0))} is VALID [2022-04-15 06:00:11,894 INFO L290 TraceCheckUtils]: 40: Hoare triple {21609#(and (<= main_~y~0 34) (<= 34 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21610#(and (<= 35 main_~y~0) (<= main_~y~0 35))} is VALID [2022-04-15 06:00:11,895 INFO L290 TraceCheckUtils]: 41: Hoare triple {21610#(and (<= 35 main_~y~0) (<= main_~y~0 35))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21611#(and (<= 36 main_~y~0) (<= main_~y~0 36))} is VALID [2022-04-15 06:00:11,895 INFO L290 TraceCheckUtils]: 42: Hoare triple {21611#(and (<= 36 main_~y~0) (<= main_~y~0 36))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21612#(and (<= main_~y~0 37) (<= 37 main_~y~0))} is VALID [2022-04-15 06:00:11,896 INFO L290 TraceCheckUtils]: 43: Hoare triple {21612#(and (<= main_~y~0 37) (<= 37 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21613#(and (<= 38 main_~y~0) (<= main_~y~0 38))} is VALID [2022-04-15 06:00:11,896 INFO L290 TraceCheckUtils]: 44: Hoare triple {21613#(and (<= 38 main_~y~0) (<= main_~y~0 38))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21614#(and (<= 39 main_~y~0) (<= main_~y~0 39))} is VALID [2022-04-15 06:00:11,897 INFO L290 TraceCheckUtils]: 45: Hoare triple {21614#(and (<= 39 main_~y~0) (<= main_~y~0 39))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21615#(and (<= 40 main_~y~0) (<= main_~y~0 40))} is VALID [2022-04-15 06:00:11,897 INFO L290 TraceCheckUtils]: 46: Hoare triple {21615#(and (<= 40 main_~y~0) (<= main_~y~0 40))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21616#(and (<= 41 main_~y~0) (<= main_~y~0 41))} is VALID [2022-04-15 06:00:11,898 INFO L290 TraceCheckUtils]: 47: Hoare triple {21616#(and (<= 41 main_~y~0) (<= main_~y~0 41))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21617#(and (<= main_~y~0 42) (<= 42 main_~y~0))} is VALID [2022-04-15 06:00:11,899 INFO L290 TraceCheckUtils]: 48: Hoare triple {21617#(and (<= main_~y~0 42) (<= 42 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21618#(and (not (<= (+ (div main_~y~0 4294967296) 1) 0)) (<= main_~y~0 43))} is VALID [2022-04-15 06:00:11,899 INFO L290 TraceCheckUtils]: 49: Hoare triple {21618#(and (not (<= (+ (div main_~y~0 4294967296) 1) 0)) (<= main_~y~0 43))} assume !(~y~0 % 4294967296 < 1024); {21571#false} is VALID [2022-04-15 06:00:11,899 INFO L272 TraceCheckUtils]: 50: Hoare triple {21571#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {21571#false} is VALID [2022-04-15 06:00:11,899 INFO L290 TraceCheckUtils]: 51: Hoare triple {21571#false} ~cond := #in~cond; {21571#false} is VALID [2022-04-15 06:00:11,899 INFO L290 TraceCheckUtils]: 52: Hoare triple {21571#false} assume 0 == ~cond; {21571#false} is VALID [2022-04-15 06:00:11,899 INFO L290 TraceCheckUtils]: 53: Hoare triple {21571#false} assume !false; {21571#false} is VALID [2022-04-15 06:00:11,900 INFO L134 CoverageAnalysis]: Checked inductivity of 946 backedges. 0 proven. 946 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 06:00:11,900 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-15 06:00:11,900 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [833165035] [2022-04-15 06:00:11,900 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [833165035] provided 0 perfect and 1 imperfect interpolant sequences [2022-04-15 06:00:11,900 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1674953653] [2022-04-15 06:00:11,900 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-04-15 06:00:11,900 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-15 06:00:11,900 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-15 06:00:11,903 INFO L229 MonitoredProcess]: Starting monitored process 44 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-04-15 06:00:11,905 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (44)] Waiting until timeout for monitored process [2022-04-15 06:00:12,081 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-04-15 06:00:12,081 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-15 06:00:12,083 INFO L263 TraceCheckSpWp]: Trace formula consists of 268 conjuncts, 89 conjunts are in the unsatisfiable core [2022-04-15 06:00:12,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 06:00:12,099 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-15 06:00:12,659 INFO L272 TraceCheckUtils]: 0: Hoare triple {21570#true} call ULTIMATE.init(); {21570#true} is VALID [2022-04-15 06:00:12,659 INFO L290 TraceCheckUtils]: 1: Hoare triple {21570#true} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {21570#true} is VALID [2022-04-15 06:00:12,659 INFO L290 TraceCheckUtils]: 2: Hoare triple {21570#true} assume true; {21570#true} is VALID [2022-04-15 06:00:12,659 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {21570#true} {21570#true} #34#return; {21570#true} is VALID [2022-04-15 06:00:12,659 INFO L272 TraceCheckUtils]: 4: Hoare triple {21570#true} call #t~ret5 := main(); {21570#true} is VALID [2022-04-15 06:00:12,659 INFO L290 TraceCheckUtils]: 5: Hoare triple {21570#true} ~x~0 := 1;~y~0 := 0; {21575#(= main_~y~0 0)} is VALID [2022-04-15 06:00:12,660 INFO L290 TraceCheckUtils]: 6: Hoare triple {21575#(= main_~y~0 0)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21576#(and (<= 1 main_~y~0) (<= main_~y~0 1))} is VALID [2022-04-15 06:00:12,660 INFO L290 TraceCheckUtils]: 7: Hoare triple {21576#(and (<= 1 main_~y~0) (<= main_~y~0 1))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21577#(and (<= 2 main_~y~0) (<= main_~y~0 2))} is VALID [2022-04-15 06:00:12,661 INFO L290 TraceCheckUtils]: 8: Hoare triple {21577#(and (<= 2 main_~y~0) (<= main_~y~0 2))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21578#(and (<= main_~y~0 3) (<= 3 main_~y~0))} is VALID [2022-04-15 06:00:12,661 INFO L290 TraceCheckUtils]: 9: Hoare triple {21578#(and (<= main_~y~0 3) (<= 3 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21579#(and (<= main_~y~0 4) (<= 4 main_~y~0))} is VALID [2022-04-15 06:00:12,662 INFO L290 TraceCheckUtils]: 10: Hoare triple {21579#(and (<= main_~y~0 4) (<= 4 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21580#(and (<= 5 main_~y~0) (<= main_~y~0 5))} is VALID [2022-04-15 06:00:12,662 INFO L290 TraceCheckUtils]: 11: Hoare triple {21580#(and (<= 5 main_~y~0) (<= main_~y~0 5))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21581#(and (<= main_~y~0 6) (<= 6 main_~y~0))} is VALID [2022-04-15 06:00:12,663 INFO L290 TraceCheckUtils]: 12: Hoare triple {21581#(and (<= main_~y~0 6) (<= 6 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21582#(and (<= 7 main_~y~0) (<= main_~y~0 7))} is VALID [2022-04-15 06:00:12,663 INFO L290 TraceCheckUtils]: 13: Hoare triple {21582#(and (<= 7 main_~y~0) (<= main_~y~0 7))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21583#(and (<= main_~y~0 8) (<= 8 main_~y~0))} is VALID [2022-04-15 06:00:12,664 INFO L290 TraceCheckUtils]: 14: Hoare triple {21583#(and (<= main_~y~0 8) (<= 8 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21584#(and (<= 9 main_~y~0) (<= main_~y~0 9))} is VALID [2022-04-15 06:00:12,665 INFO L290 TraceCheckUtils]: 15: Hoare triple {21584#(and (<= 9 main_~y~0) (<= main_~y~0 9))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21585#(and (<= main_~y~0 10) (<= 10 main_~y~0))} is VALID [2022-04-15 06:00:12,665 INFO L290 TraceCheckUtils]: 16: Hoare triple {21585#(and (<= main_~y~0 10) (<= 10 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21586#(and (<= main_~y~0 11) (<= 11 main_~y~0))} is VALID [2022-04-15 06:00:12,666 INFO L290 TraceCheckUtils]: 17: Hoare triple {21586#(and (<= main_~y~0 11) (<= 11 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21587#(and (<= 12 main_~y~0) (<= main_~y~0 12))} is VALID [2022-04-15 06:00:12,666 INFO L290 TraceCheckUtils]: 18: Hoare triple {21587#(and (<= 12 main_~y~0) (<= main_~y~0 12))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21588#(and (<= main_~y~0 13) (<= 13 main_~y~0))} is VALID [2022-04-15 06:00:12,667 INFO L290 TraceCheckUtils]: 19: Hoare triple {21588#(and (<= main_~y~0 13) (<= 13 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21589#(and (<= 14 main_~y~0) (<= main_~y~0 14))} is VALID [2022-04-15 06:00:12,667 INFO L290 TraceCheckUtils]: 20: Hoare triple {21589#(and (<= 14 main_~y~0) (<= main_~y~0 14))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21590#(and (<= main_~y~0 15) (<= 15 main_~y~0))} is VALID [2022-04-15 06:00:12,668 INFO L290 TraceCheckUtils]: 21: Hoare triple {21590#(and (<= main_~y~0 15) (<= 15 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21591#(and (<= 16 main_~y~0) (<= main_~y~0 16))} is VALID [2022-04-15 06:00:12,668 INFO L290 TraceCheckUtils]: 22: Hoare triple {21591#(and (<= 16 main_~y~0) (<= main_~y~0 16))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21592#(and (<= main_~y~0 17) (<= 17 main_~y~0))} is VALID [2022-04-15 06:00:12,669 INFO L290 TraceCheckUtils]: 23: Hoare triple {21592#(and (<= main_~y~0 17) (<= 17 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21593#(and (<= 18 main_~y~0) (<= main_~y~0 18))} is VALID [2022-04-15 06:00:12,669 INFO L290 TraceCheckUtils]: 24: Hoare triple {21593#(and (<= 18 main_~y~0) (<= main_~y~0 18))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21594#(and (<= 19 main_~y~0) (<= main_~y~0 19))} is VALID [2022-04-15 06:00:12,670 INFO L290 TraceCheckUtils]: 25: Hoare triple {21594#(and (<= 19 main_~y~0) (<= main_~y~0 19))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21595#(and (<= 20 main_~y~0) (<= main_~y~0 20))} is VALID [2022-04-15 06:00:12,670 INFO L290 TraceCheckUtils]: 26: Hoare triple {21595#(and (<= 20 main_~y~0) (<= main_~y~0 20))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21596#(and (<= main_~y~0 21) (<= 21 main_~y~0))} is VALID [2022-04-15 06:00:12,671 INFO L290 TraceCheckUtils]: 27: Hoare triple {21596#(and (<= main_~y~0 21) (<= 21 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21597#(and (<= main_~y~0 22) (<= 22 main_~y~0))} is VALID [2022-04-15 06:00:12,671 INFO L290 TraceCheckUtils]: 28: Hoare triple {21597#(and (<= main_~y~0 22) (<= 22 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21598#(and (<= main_~y~0 23) (<= 23 main_~y~0))} is VALID [2022-04-15 06:00:12,672 INFO L290 TraceCheckUtils]: 29: Hoare triple {21598#(and (<= main_~y~0 23) (<= 23 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21599#(and (<= 24 main_~y~0) (<= main_~y~0 24))} is VALID [2022-04-15 06:00:12,673 INFO L290 TraceCheckUtils]: 30: Hoare triple {21599#(and (<= 24 main_~y~0) (<= main_~y~0 24))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21600#(and (<= 25 main_~y~0) (<= main_~y~0 25))} is VALID [2022-04-15 06:00:12,673 INFO L290 TraceCheckUtils]: 31: Hoare triple {21600#(and (<= 25 main_~y~0) (<= main_~y~0 25))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21601#(and (<= main_~y~0 26) (<= 26 main_~y~0))} is VALID [2022-04-15 06:00:12,674 INFO L290 TraceCheckUtils]: 32: Hoare triple {21601#(and (<= main_~y~0 26) (<= 26 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21602#(and (<= main_~y~0 27) (<= 27 main_~y~0))} is VALID [2022-04-15 06:00:12,674 INFO L290 TraceCheckUtils]: 33: Hoare triple {21602#(and (<= main_~y~0 27) (<= 27 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21603#(and (<= main_~y~0 28) (<= 28 main_~y~0))} is VALID [2022-04-15 06:00:12,675 INFO L290 TraceCheckUtils]: 34: Hoare triple {21603#(and (<= main_~y~0 28) (<= 28 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21604#(and (<= 29 main_~y~0) (<= main_~y~0 29))} is VALID [2022-04-15 06:00:12,675 INFO L290 TraceCheckUtils]: 35: Hoare triple {21604#(and (<= 29 main_~y~0) (<= main_~y~0 29))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21605#(and (<= main_~y~0 30) (<= 30 main_~y~0))} is VALID [2022-04-15 06:00:12,676 INFO L290 TraceCheckUtils]: 36: Hoare triple {21605#(and (<= main_~y~0 30) (<= 30 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21606#(and (<= main_~y~0 31) (<= 31 main_~y~0))} is VALID [2022-04-15 06:00:12,676 INFO L290 TraceCheckUtils]: 37: Hoare triple {21606#(and (<= main_~y~0 31) (<= 31 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21607#(and (<= main_~y~0 32) (<= 32 main_~y~0))} is VALID [2022-04-15 06:00:12,677 INFO L290 TraceCheckUtils]: 38: Hoare triple {21607#(and (<= main_~y~0 32) (<= 32 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21608#(and (<= 33 main_~y~0) (<= main_~y~0 33))} is VALID [2022-04-15 06:00:12,677 INFO L290 TraceCheckUtils]: 39: Hoare triple {21608#(and (<= 33 main_~y~0) (<= main_~y~0 33))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21609#(and (<= main_~y~0 34) (<= 34 main_~y~0))} is VALID [2022-04-15 06:00:12,678 INFO L290 TraceCheckUtils]: 40: Hoare triple {21609#(and (<= main_~y~0 34) (<= 34 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21610#(and (<= 35 main_~y~0) (<= main_~y~0 35))} is VALID [2022-04-15 06:00:12,678 INFO L290 TraceCheckUtils]: 41: Hoare triple {21610#(and (<= 35 main_~y~0) (<= main_~y~0 35))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21611#(and (<= 36 main_~y~0) (<= main_~y~0 36))} is VALID [2022-04-15 06:00:12,679 INFO L290 TraceCheckUtils]: 42: Hoare triple {21611#(and (<= 36 main_~y~0) (<= main_~y~0 36))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21612#(and (<= main_~y~0 37) (<= 37 main_~y~0))} is VALID [2022-04-15 06:00:12,679 INFO L290 TraceCheckUtils]: 43: Hoare triple {21612#(and (<= main_~y~0 37) (<= 37 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21613#(and (<= 38 main_~y~0) (<= main_~y~0 38))} is VALID [2022-04-15 06:00:12,680 INFO L290 TraceCheckUtils]: 44: Hoare triple {21613#(and (<= 38 main_~y~0) (<= main_~y~0 38))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21614#(and (<= 39 main_~y~0) (<= main_~y~0 39))} is VALID [2022-04-15 06:00:12,680 INFO L290 TraceCheckUtils]: 45: Hoare triple {21614#(and (<= 39 main_~y~0) (<= main_~y~0 39))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21615#(and (<= 40 main_~y~0) (<= main_~y~0 40))} is VALID [2022-04-15 06:00:12,681 INFO L290 TraceCheckUtils]: 46: Hoare triple {21615#(and (<= 40 main_~y~0) (<= main_~y~0 40))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21616#(and (<= 41 main_~y~0) (<= main_~y~0 41))} is VALID [2022-04-15 06:00:12,681 INFO L290 TraceCheckUtils]: 47: Hoare triple {21616#(and (<= 41 main_~y~0) (<= main_~y~0 41))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21617#(and (<= main_~y~0 42) (<= 42 main_~y~0))} is VALID [2022-04-15 06:00:12,682 INFO L290 TraceCheckUtils]: 48: Hoare triple {21617#(and (<= main_~y~0 42) (<= 42 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21767#(and (<= 43 main_~y~0) (<= main_~y~0 43))} is VALID [2022-04-15 06:00:12,682 INFO L290 TraceCheckUtils]: 49: Hoare triple {21767#(and (<= 43 main_~y~0) (<= main_~y~0 43))} assume !(~y~0 % 4294967296 < 1024); {21571#false} is VALID [2022-04-15 06:00:12,682 INFO L272 TraceCheckUtils]: 50: Hoare triple {21571#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {21571#false} is VALID [2022-04-15 06:00:12,682 INFO L290 TraceCheckUtils]: 51: Hoare triple {21571#false} ~cond := #in~cond; {21571#false} is VALID [2022-04-15 06:00:12,682 INFO L290 TraceCheckUtils]: 52: Hoare triple {21571#false} assume 0 == ~cond; {21571#false} is VALID [2022-04-15 06:00:12,683 INFO L290 TraceCheckUtils]: 53: Hoare triple {21571#false} assume !false; {21571#false} is VALID [2022-04-15 06:00:12,683 INFO L134 CoverageAnalysis]: Checked inductivity of 946 backedges. 0 proven. 946 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 06:00:12,683 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-15 06:00:15,882 INFO L290 TraceCheckUtils]: 53: Hoare triple {21571#false} assume !false; {21571#false} is VALID [2022-04-15 06:00:15,882 INFO L290 TraceCheckUtils]: 52: Hoare triple {21571#false} assume 0 == ~cond; {21571#false} is VALID [2022-04-15 06:00:15,882 INFO L290 TraceCheckUtils]: 51: Hoare triple {21571#false} ~cond := #in~cond; {21571#false} is VALID [2022-04-15 06:00:15,882 INFO L272 TraceCheckUtils]: 50: Hoare triple {21571#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {21571#false} is VALID [2022-04-15 06:00:15,882 INFO L290 TraceCheckUtils]: 49: Hoare triple {21795#(< (mod main_~y~0 4294967296) 1024)} assume !(~y~0 % 4294967296 < 1024); {21571#false} is VALID [2022-04-15 06:00:15,883 INFO L290 TraceCheckUtils]: 48: Hoare triple {21799#(< (mod (+ main_~y~0 1) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21795#(< (mod main_~y~0 4294967296) 1024)} is VALID [2022-04-15 06:00:15,884 INFO L290 TraceCheckUtils]: 47: Hoare triple {21803#(< (mod (+ main_~y~0 2) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21799#(< (mod (+ main_~y~0 1) 4294967296) 1024)} is VALID [2022-04-15 06:00:15,884 INFO L290 TraceCheckUtils]: 46: Hoare triple {21807#(< (mod (+ main_~y~0 3) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21803#(< (mod (+ main_~y~0 2) 4294967296) 1024)} is VALID [2022-04-15 06:00:15,885 INFO L290 TraceCheckUtils]: 45: Hoare triple {21811#(< (mod (+ main_~y~0 4) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21807#(< (mod (+ main_~y~0 3) 4294967296) 1024)} is VALID [2022-04-15 06:00:15,886 INFO L290 TraceCheckUtils]: 44: Hoare triple {21815#(< (mod (+ 5 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21811#(< (mod (+ main_~y~0 4) 4294967296) 1024)} is VALID [2022-04-15 06:00:15,886 INFO L290 TraceCheckUtils]: 43: Hoare triple {21819#(< (mod (+ main_~y~0 6) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21815#(< (mod (+ 5 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:00:15,887 INFO L290 TraceCheckUtils]: 42: Hoare triple {21823#(< (mod (+ 7 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21819#(< (mod (+ main_~y~0 6) 4294967296) 1024)} is VALID [2022-04-15 06:00:15,888 INFO L290 TraceCheckUtils]: 41: Hoare triple {21827#(< (mod (+ main_~y~0 8) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21823#(< (mod (+ 7 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:00:15,889 INFO L290 TraceCheckUtils]: 40: Hoare triple {21831#(< (mod (+ main_~y~0 9) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21827#(< (mod (+ main_~y~0 8) 4294967296) 1024)} is VALID [2022-04-15 06:00:15,889 INFO L290 TraceCheckUtils]: 39: Hoare triple {21835#(< (mod (+ main_~y~0 10) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21831#(< (mod (+ main_~y~0 9) 4294967296) 1024)} is VALID [2022-04-15 06:00:15,890 INFO L290 TraceCheckUtils]: 38: Hoare triple {21839#(< (mod (+ main_~y~0 11) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21835#(< (mod (+ main_~y~0 10) 4294967296) 1024)} is VALID [2022-04-15 06:00:15,890 INFO L290 TraceCheckUtils]: 37: Hoare triple {21843#(< (mod (+ main_~y~0 12) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21839#(< (mod (+ main_~y~0 11) 4294967296) 1024)} is VALID [2022-04-15 06:00:15,891 INFO L290 TraceCheckUtils]: 36: Hoare triple {21847#(< (mod (+ main_~y~0 13) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21843#(< (mod (+ main_~y~0 12) 4294967296) 1024)} is VALID [2022-04-15 06:00:15,894 INFO L290 TraceCheckUtils]: 35: Hoare triple {21851#(< (mod (+ main_~y~0 14) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21847#(< (mod (+ main_~y~0 13) 4294967296) 1024)} is VALID [2022-04-15 06:00:15,895 INFO L290 TraceCheckUtils]: 34: Hoare triple {21855#(< (mod (+ main_~y~0 15) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21851#(< (mod (+ main_~y~0 14) 4294967296) 1024)} is VALID [2022-04-15 06:00:15,896 INFO L290 TraceCheckUtils]: 33: Hoare triple {21859#(< (mod (+ main_~y~0 16) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21855#(< (mod (+ main_~y~0 15) 4294967296) 1024)} is VALID [2022-04-15 06:00:15,896 INFO L290 TraceCheckUtils]: 32: Hoare triple {21863#(< (mod (+ main_~y~0 17) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21859#(< (mod (+ main_~y~0 16) 4294967296) 1024)} is VALID [2022-04-15 06:00:15,897 INFO L290 TraceCheckUtils]: 31: Hoare triple {21867#(< (mod (+ main_~y~0 18) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21863#(< (mod (+ main_~y~0 17) 4294967296) 1024)} is VALID [2022-04-15 06:00:15,898 INFO L290 TraceCheckUtils]: 30: Hoare triple {21871#(< (mod (+ 19 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21867#(< (mod (+ main_~y~0 18) 4294967296) 1024)} is VALID [2022-04-15 06:00:15,898 INFO L290 TraceCheckUtils]: 29: Hoare triple {21875#(< (mod (+ main_~y~0 20) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21871#(< (mod (+ 19 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:00:15,899 INFO L290 TraceCheckUtils]: 28: Hoare triple {21879#(< (mod (+ main_~y~0 21) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21875#(< (mod (+ main_~y~0 20) 4294967296) 1024)} is VALID [2022-04-15 06:00:15,900 INFO L290 TraceCheckUtils]: 27: Hoare triple {21883#(< (mod (+ main_~y~0 22) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21879#(< (mod (+ main_~y~0 21) 4294967296) 1024)} is VALID [2022-04-15 06:00:15,900 INFO L290 TraceCheckUtils]: 26: Hoare triple {21887#(< (mod (+ 23 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21883#(< (mod (+ main_~y~0 22) 4294967296) 1024)} is VALID [2022-04-15 06:00:15,901 INFO L290 TraceCheckUtils]: 25: Hoare triple {21891#(< (mod (+ main_~y~0 24) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21887#(< (mod (+ 23 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:00:15,902 INFO L290 TraceCheckUtils]: 24: Hoare triple {21895#(< (mod (+ main_~y~0 25) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21891#(< (mod (+ main_~y~0 24) 4294967296) 1024)} is VALID [2022-04-15 06:00:15,902 INFO L290 TraceCheckUtils]: 23: Hoare triple {21899#(< (mod (+ main_~y~0 26) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21895#(< (mod (+ main_~y~0 25) 4294967296) 1024)} is VALID [2022-04-15 06:00:15,903 INFO L290 TraceCheckUtils]: 22: Hoare triple {21903#(< (mod (+ main_~y~0 27) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21899#(< (mod (+ main_~y~0 26) 4294967296) 1024)} is VALID [2022-04-15 06:00:15,903 INFO L290 TraceCheckUtils]: 21: Hoare triple {21907#(< (mod (+ main_~y~0 28) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21903#(< (mod (+ main_~y~0 27) 4294967296) 1024)} is VALID [2022-04-15 06:00:15,904 INFO L290 TraceCheckUtils]: 20: Hoare triple {21911#(< (mod (+ 29 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21907#(< (mod (+ main_~y~0 28) 4294967296) 1024)} is VALID [2022-04-15 06:00:15,905 INFO L290 TraceCheckUtils]: 19: Hoare triple {21915#(< (mod (+ 30 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21911#(< (mod (+ 29 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:00:15,905 INFO L290 TraceCheckUtils]: 18: Hoare triple {21919#(< (mod (+ main_~y~0 31) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21915#(< (mod (+ 30 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:00:15,906 INFO L290 TraceCheckUtils]: 17: Hoare triple {21923#(< (mod (+ 32 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21919#(< (mod (+ main_~y~0 31) 4294967296) 1024)} is VALID [2022-04-15 06:00:15,907 INFO L290 TraceCheckUtils]: 16: Hoare triple {21927#(< (mod (+ main_~y~0 33) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21923#(< (mod (+ 32 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:00:15,907 INFO L290 TraceCheckUtils]: 15: Hoare triple {21931#(< (mod (+ main_~y~0 34) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21927#(< (mod (+ main_~y~0 33) 4294967296) 1024)} is VALID [2022-04-15 06:00:15,908 INFO L290 TraceCheckUtils]: 14: Hoare triple {21935#(< (mod (+ 35 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21931#(< (mod (+ main_~y~0 34) 4294967296) 1024)} is VALID [2022-04-15 06:00:15,909 INFO L290 TraceCheckUtils]: 13: Hoare triple {21939#(< (mod (+ main_~y~0 36) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21935#(< (mod (+ 35 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:00:15,910 INFO L290 TraceCheckUtils]: 12: Hoare triple {21943#(< (mod (+ main_~y~0 37) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21939#(< (mod (+ main_~y~0 36) 4294967296) 1024)} is VALID [2022-04-15 06:00:15,911 INFO L290 TraceCheckUtils]: 11: Hoare triple {21947#(< (mod (+ main_~y~0 38) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21943#(< (mod (+ main_~y~0 37) 4294967296) 1024)} is VALID [2022-04-15 06:00:15,912 INFO L290 TraceCheckUtils]: 10: Hoare triple {21951#(< (mod (+ main_~y~0 39) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21947#(< (mod (+ main_~y~0 38) 4294967296) 1024)} is VALID [2022-04-15 06:00:15,912 INFO L290 TraceCheckUtils]: 9: Hoare triple {21955#(< (mod (+ 40 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21951#(< (mod (+ main_~y~0 39) 4294967296) 1024)} is VALID [2022-04-15 06:00:15,913 INFO L290 TraceCheckUtils]: 8: Hoare triple {21959#(< (mod (+ 41 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21955#(< (mod (+ 40 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:00:15,914 INFO L290 TraceCheckUtils]: 7: Hoare triple {21963#(< (mod (+ 42 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21959#(< (mod (+ 41 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:00:15,914 INFO L290 TraceCheckUtils]: 6: Hoare triple {21967#(< (mod (+ main_~y~0 43) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {21963#(< (mod (+ 42 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:00:15,915 INFO L290 TraceCheckUtils]: 5: Hoare triple {21570#true} ~x~0 := 1;~y~0 := 0; {21967#(< (mod (+ main_~y~0 43) 4294967296) 1024)} is VALID [2022-04-15 06:00:15,915 INFO L272 TraceCheckUtils]: 4: Hoare triple {21570#true} call #t~ret5 := main(); {21570#true} is VALID [2022-04-15 06:00:15,915 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {21570#true} {21570#true} #34#return; {21570#true} is VALID [2022-04-15 06:00:15,915 INFO L290 TraceCheckUtils]: 2: Hoare triple {21570#true} assume true; {21570#true} is VALID [2022-04-15 06:00:15,915 INFO L290 TraceCheckUtils]: 1: Hoare triple {21570#true} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {21570#true} is VALID [2022-04-15 06:00:15,915 INFO L272 TraceCheckUtils]: 0: Hoare triple {21570#true} call ULTIMATE.init(); {21570#true} is VALID [2022-04-15 06:00:15,915 INFO L134 CoverageAnalysis]: Checked inductivity of 946 backedges. 0 proven. 946 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 06:00:15,916 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1674953653] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-15 06:00:15,916 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-04-15 06:00:15,916 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [47, 46, 46] total 92 [2022-04-15 06:00:15,916 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-15 06:00:15,916 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [1019818477] [2022-04-15 06:00:15,916 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [1019818477] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-15 06:00:15,916 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-15 06:00:15,916 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [47] imperfect sequences [] total 47 [2022-04-15 06:00:15,916 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [76364462] [2022-04-15 06:00:15,916 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-15 06:00:15,917 INFO L78 Accepts]: Start accepts. Automaton has has 47 states, 47 states have (on average 1.0638297872340425) internal successors, (50), 46 states have internal predecessors, (50), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 54 [2022-04-15 06:00:15,917 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-15 06:00:15,917 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 47 states, 47 states have (on average 1.0638297872340425) internal successors, (50), 46 states have internal predecessors, (50), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:00:15,948 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 54 edges. 54 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 06:00:15,948 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 47 states [2022-04-15 06:00:15,948 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-15 06:00:15,948 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 47 interpolants. [2022-04-15 06:00:15,949 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=2205, Invalid=6167, Unknown=0, NotChecked=0, Total=8372 [2022-04-15 06:00:15,949 INFO L87 Difference]: Start difference. First operand 55 states and 55 transitions. Second operand has 47 states, 47 states have (on average 1.0638297872340425) internal successors, (50), 46 states have internal predecessors, (50), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:00:26,065 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 06:00:26,065 INFO L93 Difference]: Finished difference Result 61 states and 61 transitions. [2022-04-15 06:00:26,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-04-15 06:00:26,065 INFO L78 Accepts]: Start accepts. Automaton has has 47 states, 47 states have (on average 1.0638297872340425) internal successors, (50), 46 states have internal predecessors, (50), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 54 [2022-04-15 06:00:26,066 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-15 06:00:26,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 47 states, 47 states have (on average 1.0638297872340425) internal successors, (50), 46 states have internal predecessors, (50), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:00:26,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 47 states and 61 transitions. [2022-04-15 06:00:26,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 47 states, 47 states have (on average 1.0638297872340425) internal successors, (50), 46 states have internal predecessors, (50), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:00:26,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 47 states and 61 transitions. [2022-04-15 06:00:26,067 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 47 states and 61 transitions. [2022-04-15 06:00:26,113 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 61 edges. 61 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 06:00:26,114 INFO L225 Difference]: With dead ends: 61 [2022-04-15 06:00:26,114 INFO L226 Difference]: Without dead ends: 56 [2022-04-15 06:00:26,116 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 199 GetRequests, 64 SyntacticMatches, 1 SemanticMatches, 134 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1038 ImplicationChecksByTransitivity, 7.1s TimeCoverageRelationStatistics Valid=4403, Invalid=13957, Unknown=0, NotChecked=0, Total=18360 [2022-04-15 06:00:26,116 INFO L913 BasicCegarLoop]: 11 mSDtfsCounter, 6 mSDsluCounter, 157 mSDsCounter, 0 mSdLazyCounter, 2049 mSolverCounterSat, 89 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 168 SdHoareTripleChecker+Invalid, 2138 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 89 IncrementalHoareTripleChecker+Valid, 2049 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.0s IncrementalHoareTripleChecker+Time [2022-04-15 06:00:26,116 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [6 Valid, 168 Invalid, 2138 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [89 Valid, 2049 Invalid, 0 Unknown, 0 Unchecked, 4.0s Time] [2022-04-15 06:00:26,117 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 56 states. [2022-04-15 06:00:26,185 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 56 to 56. [2022-04-15 06:00:26,186 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-15 06:00:26,186 INFO L82 GeneralOperation]: Start isEquivalent. First operand 56 states. Second operand has 56 states, 51 states have (on average 1.0196078431372548) internal successors, (52), 51 states have internal predecessors, (52), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:00:26,186 INFO L74 IsIncluded]: Start isIncluded. First operand 56 states. Second operand has 56 states, 51 states have (on average 1.0196078431372548) internal successors, (52), 51 states have internal predecessors, (52), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:00:26,186 INFO L87 Difference]: Start difference. First operand 56 states. Second operand has 56 states, 51 states have (on average 1.0196078431372548) internal successors, (52), 51 states have internal predecessors, (52), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:00:26,187 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 06:00:26,187 INFO L93 Difference]: Finished difference Result 56 states and 56 transitions. [2022-04-15 06:00:26,187 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 56 transitions. [2022-04-15 06:00:26,187 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-15 06:00:26,187 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-15 06:00:26,187 INFO L74 IsIncluded]: Start isIncluded. First operand has 56 states, 51 states have (on average 1.0196078431372548) internal successors, (52), 51 states have internal predecessors, (52), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 56 states. [2022-04-15 06:00:26,187 INFO L87 Difference]: Start difference. First operand has 56 states, 51 states have (on average 1.0196078431372548) internal successors, (52), 51 states have internal predecessors, (52), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 56 states. [2022-04-15 06:00:26,188 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 06:00:26,188 INFO L93 Difference]: Finished difference Result 56 states and 56 transitions. [2022-04-15 06:00:26,188 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 56 transitions. [2022-04-15 06:00:26,188 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-15 06:00:26,188 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-15 06:00:26,188 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-15 06:00:26,188 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-15 06:00:26,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 56 states, 51 states have (on average 1.0196078431372548) internal successors, (52), 51 states have internal predecessors, (52), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:00:26,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 56 transitions. [2022-04-15 06:00:26,189 INFO L78 Accepts]: Start accepts. Automaton has 56 states and 56 transitions. Word has length 54 [2022-04-15 06:00:26,189 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-15 06:00:26,189 INFO L478 AbstractCegarLoop]: Abstraction has 56 states and 56 transitions. [2022-04-15 06:00:26,190 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 47 states, 47 states have (on average 1.0638297872340425) internal successors, (50), 46 states have internal predecessors, (50), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:00:26,190 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 56 states and 56 transitions. [2022-04-15 06:00:26,228 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 56 edges. 56 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 06:00:26,228 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 56 transitions. [2022-04-15 06:00:26,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-04-15 06:00:26,228 INFO L491 BasicCegarLoop]: Found error trace [2022-04-15 06:00:26,228 INFO L499 BasicCegarLoop]: trace histogram [44, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-15 06:00:26,253 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (44)] Forceful destruction successful, exit code 0 [2022-04-15 06:00:26,443 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 44 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable86,SelfDestructingSolverStorable87 [2022-04-15 06:00:26,444 INFO L403 AbstractCegarLoop]: === Iteration 46 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-15 06:00:26,444 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-15 06:00:26,444 INFO L85 PathProgramCache]: Analyzing trace with hash 1829159772, now seen corresponding path program 87 times [2022-04-15 06:00:26,444 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-15 06:00:26,444 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [1957102883] [2022-04-15 06:00:27,154 WARN L977 rdanLoopAcceleration]: Unable to prove correctness of quantifier elimination. [2022-04-15 06:00:27,313 INFO L89 AcceleratorJordan]: Jordan loop acceleration statistics: 1 HavocedVariables, 2 AssignedVariables, 0 ReadonlyVariables, Eigenvalues: {0={1=1}, 1={2=1}}, 1 SequentialAcceleration, 0 AlternatingAcceleration, 1 QuantifierFreeResult [2022-04-15 06:00:27,314 INFO L271 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2022-04-15 06:00:27,316 INFO L85 PathProgramCache]: Analyzing trace with hash 674222007, now seen corresponding path program 1 times [2022-04-15 06:00:27,316 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-15 06:00:27,316 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [150421751] [2022-04-15 06:00:27,317 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-15 06:00:27,317 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-15 06:00:27,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-15 06:00:27,328 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-04-15 06:00:27,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-15 06:00:27,355 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-04-15 06:00:27,355 INFO L85 PathProgramCache]: Analyzing trace with hash 1829159772, now seen corresponding path program 88 times [2022-04-15 06:00:27,355 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-15 06:00:27,356 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1112044462] [2022-04-15 06:00:27,356 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-15 06:00:27,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-15 06:00:27,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 06:00:28,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-15 06:00:28,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 06:00:28,376 INFO L290 TraceCheckUtils]: 0: Hoare triple {22472#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {22422#true} is VALID [2022-04-15 06:00:28,376 INFO L290 TraceCheckUtils]: 1: Hoare triple {22422#true} assume true; {22422#true} is VALID [2022-04-15 06:00:28,376 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {22422#true} {22422#true} #34#return; {22422#true} is VALID [2022-04-15 06:00:28,377 INFO L272 TraceCheckUtils]: 0: Hoare triple {22422#true} call ULTIMATE.init(); {22472#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} is VALID [2022-04-15 06:00:28,377 INFO L290 TraceCheckUtils]: 1: Hoare triple {22472#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {22422#true} is VALID [2022-04-15 06:00:28,377 INFO L290 TraceCheckUtils]: 2: Hoare triple {22422#true} assume true; {22422#true} is VALID [2022-04-15 06:00:28,377 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {22422#true} {22422#true} #34#return; {22422#true} is VALID [2022-04-15 06:00:28,377 INFO L272 TraceCheckUtils]: 4: Hoare triple {22422#true} call #t~ret5 := main(); {22422#true} is VALID [2022-04-15 06:00:28,378 INFO L290 TraceCheckUtils]: 5: Hoare triple {22422#true} ~x~0 := 1;~y~0 := 0; {22427#(= main_~y~0 0)} is VALID [2022-04-15 06:00:28,378 INFO L290 TraceCheckUtils]: 6: Hoare triple {22427#(= main_~y~0 0)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {22428#(and (<= 1 main_~y~0) (<= main_~y~0 1))} is VALID [2022-04-15 06:00:28,379 INFO L290 TraceCheckUtils]: 7: Hoare triple {22428#(and (<= 1 main_~y~0) (<= main_~y~0 1))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {22429#(and (<= 2 main_~y~0) (<= main_~y~0 2))} is VALID [2022-04-15 06:00:28,380 INFO L290 TraceCheckUtils]: 8: Hoare triple {22429#(and (<= 2 main_~y~0) (<= main_~y~0 2))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {22430#(and (<= main_~y~0 3) (<= 3 main_~y~0))} is VALID [2022-04-15 06:00:28,380 INFO L290 TraceCheckUtils]: 9: Hoare triple {22430#(and (<= main_~y~0 3) (<= 3 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {22431#(and (<= main_~y~0 4) (<= 4 main_~y~0))} is VALID [2022-04-15 06:00:28,381 INFO L290 TraceCheckUtils]: 10: Hoare triple {22431#(and (<= main_~y~0 4) (<= 4 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {22432#(and (<= 5 main_~y~0) (<= main_~y~0 5))} is VALID [2022-04-15 06:00:28,381 INFO L290 TraceCheckUtils]: 11: Hoare triple {22432#(and (<= 5 main_~y~0) (<= main_~y~0 5))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {22433#(and (<= main_~y~0 6) (<= 6 main_~y~0))} is VALID [2022-04-15 06:00:28,382 INFO L290 TraceCheckUtils]: 12: Hoare triple {22433#(and (<= main_~y~0 6) (<= 6 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {22434#(and (<= 7 main_~y~0) (<= main_~y~0 7))} is VALID [2022-04-15 06:00:28,383 INFO L290 TraceCheckUtils]: 13: Hoare triple {22434#(and (<= 7 main_~y~0) (<= main_~y~0 7))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {22435#(and (<= main_~y~0 8) (<= 8 main_~y~0))} is VALID [2022-04-15 06:00:28,383 INFO L290 TraceCheckUtils]: 14: Hoare triple {22435#(and (<= main_~y~0 8) (<= 8 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {22436#(and (<= 9 main_~y~0) (<= main_~y~0 9))} is VALID [2022-04-15 06:00:28,384 INFO L290 TraceCheckUtils]: 15: Hoare triple {22436#(and (<= 9 main_~y~0) (<= main_~y~0 9))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {22437#(and (<= main_~y~0 10) (<= 10 main_~y~0))} is VALID [2022-04-15 06:00:28,385 INFO L290 TraceCheckUtils]: 16: Hoare triple {22437#(and (<= main_~y~0 10) (<= 10 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {22438#(and (<= main_~y~0 11) (<= 11 main_~y~0))} is VALID [2022-04-15 06:00:28,385 INFO L290 TraceCheckUtils]: 17: Hoare triple {22438#(and (<= main_~y~0 11) (<= 11 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {22439#(and (<= 12 main_~y~0) (<= main_~y~0 12))} is VALID [2022-04-15 06:00:28,386 INFO L290 TraceCheckUtils]: 18: Hoare triple {22439#(and (<= 12 main_~y~0) (<= main_~y~0 12))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {22440#(and (<= main_~y~0 13) (<= 13 main_~y~0))} is VALID [2022-04-15 06:00:28,387 INFO L290 TraceCheckUtils]: 19: Hoare triple {22440#(and (<= main_~y~0 13) (<= 13 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {22441#(and (<= 14 main_~y~0) (<= main_~y~0 14))} is VALID [2022-04-15 06:00:28,387 INFO L290 TraceCheckUtils]: 20: Hoare triple {22441#(and (<= 14 main_~y~0) (<= main_~y~0 14))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {22442#(and (<= main_~y~0 15) (<= 15 main_~y~0))} is VALID [2022-04-15 06:00:28,388 INFO L290 TraceCheckUtils]: 21: Hoare triple {22442#(and (<= main_~y~0 15) (<= 15 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {22443#(and (<= 16 main_~y~0) (<= main_~y~0 16))} is VALID [2022-04-15 06:00:28,389 INFO L290 TraceCheckUtils]: 22: Hoare triple {22443#(and (<= 16 main_~y~0) (<= main_~y~0 16))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {22444#(and (<= main_~y~0 17) (<= 17 main_~y~0))} is VALID [2022-04-15 06:00:28,389 INFO L290 TraceCheckUtils]: 23: Hoare triple {22444#(and (<= main_~y~0 17) (<= 17 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {22445#(and (<= 18 main_~y~0) (<= main_~y~0 18))} is VALID [2022-04-15 06:00:28,390 INFO L290 TraceCheckUtils]: 24: Hoare triple {22445#(and (<= 18 main_~y~0) (<= main_~y~0 18))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {22446#(and (<= 19 main_~y~0) (<= main_~y~0 19))} is VALID [2022-04-15 06:00:28,390 INFO L290 TraceCheckUtils]: 25: Hoare triple {22446#(and (<= 19 main_~y~0) (<= main_~y~0 19))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {22447#(and (<= 20 main_~y~0) (<= main_~y~0 20))} is VALID [2022-04-15 06:00:28,391 INFO L290 TraceCheckUtils]: 26: Hoare triple {22447#(and (<= 20 main_~y~0) (<= main_~y~0 20))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {22448#(and (<= main_~y~0 21) (<= 21 main_~y~0))} is VALID [2022-04-15 06:00:28,392 INFO L290 TraceCheckUtils]: 27: Hoare triple {22448#(and (<= main_~y~0 21) (<= 21 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {22449#(and (<= main_~y~0 22) (<= 22 main_~y~0))} is VALID [2022-04-15 06:00:28,392 INFO L290 TraceCheckUtils]: 28: Hoare triple {22449#(and (<= main_~y~0 22) (<= 22 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {22450#(and (<= main_~y~0 23) (<= 23 main_~y~0))} is VALID [2022-04-15 06:00:28,393 INFO L290 TraceCheckUtils]: 29: Hoare triple {22450#(and (<= main_~y~0 23) (<= 23 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {22451#(and (<= 24 main_~y~0) (<= main_~y~0 24))} is VALID [2022-04-15 06:00:28,394 INFO L290 TraceCheckUtils]: 30: Hoare triple {22451#(and (<= 24 main_~y~0) (<= main_~y~0 24))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {22452#(and (<= 25 main_~y~0) (<= main_~y~0 25))} is VALID [2022-04-15 06:00:28,394 INFO L290 TraceCheckUtils]: 31: Hoare triple {22452#(and (<= 25 main_~y~0) (<= main_~y~0 25))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {22453#(and (<= main_~y~0 26) (<= 26 main_~y~0))} is VALID [2022-04-15 06:00:28,395 INFO L290 TraceCheckUtils]: 32: Hoare triple {22453#(and (<= main_~y~0 26) (<= 26 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {22454#(and (<= main_~y~0 27) (<= 27 main_~y~0))} is VALID [2022-04-15 06:00:28,395 INFO L290 TraceCheckUtils]: 33: Hoare triple {22454#(and (<= main_~y~0 27) (<= 27 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {22455#(and (<= main_~y~0 28) (<= 28 main_~y~0))} is VALID [2022-04-15 06:00:28,396 INFO L290 TraceCheckUtils]: 34: Hoare triple {22455#(and (<= main_~y~0 28) (<= 28 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {22456#(and (<= 29 main_~y~0) (<= main_~y~0 29))} is VALID [2022-04-15 06:00:28,397 INFO L290 TraceCheckUtils]: 35: Hoare triple {22456#(and (<= 29 main_~y~0) (<= main_~y~0 29))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {22457#(and (<= main_~y~0 30) (<= 30 main_~y~0))} is VALID [2022-04-15 06:00:28,397 INFO L290 TraceCheckUtils]: 36: Hoare triple {22457#(and (<= main_~y~0 30) (<= 30 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {22458#(and (<= main_~y~0 31) (<= 31 main_~y~0))} is VALID [2022-04-15 06:00:28,398 INFO L290 TraceCheckUtils]: 37: Hoare triple {22458#(and (<= main_~y~0 31) (<= 31 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {22459#(and (<= main_~y~0 32) (<= 32 main_~y~0))} is VALID [2022-04-15 06:00:28,398 INFO L290 TraceCheckUtils]: 38: Hoare triple {22459#(and (<= main_~y~0 32) (<= 32 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {22460#(and (<= 33 main_~y~0) (<= main_~y~0 33))} is VALID [2022-04-15 06:00:28,399 INFO L290 TraceCheckUtils]: 39: Hoare triple {22460#(and (<= 33 main_~y~0) (<= main_~y~0 33))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {22461#(and (<= main_~y~0 34) (<= 34 main_~y~0))} is VALID [2022-04-15 06:00:28,400 INFO L290 TraceCheckUtils]: 40: Hoare triple {22461#(and (<= main_~y~0 34) (<= 34 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {22462#(and (<= 35 main_~y~0) (<= main_~y~0 35))} is VALID [2022-04-15 06:00:28,400 INFO L290 TraceCheckUtils]: 41: Hoare triple {22462#(and (<= 35 main_~y~0) (<= main_~y~0 35))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {22463#(and (<= 36 main_~y~0) (<= main_~y~0 36))} is VALID [2022-04-15 06:00:28,401 INFO L290 TraceCheckUtils]: 42: Hoare triple {22463#(and (<= 36 main_~y~0) (<= main_~y~0 36))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {22464#(and (<= main_~y~0 37) (<= 37 main_~y~0))} is VALID [2022-04-15 06:00:28,401 INFO L290 TraceCheckUtils]: 43: Hoare triple {22464#(and (<= main_~y~0 37) (<= 37 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {22465#(and (<= 38 main_~y~0) (<= main_~y~0 38))} is VALID [2022-04-15 06:00:28,402 INFO L290 TraceCheckUtils]: 44: Hoare triple {22465#(and (<= 38 main_~y~0) (<= main_~y~0 38))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {22466#(and (<= 39 main_~y~0) (<= main_~y~0 39))} is VALID [2022-04-15 06:00:28,403 INFO L290 TraceCheckUtils]: 45: Hoare triple {22466#(and (<= 39 main_~y~0) (<= main_~y~0 39))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {22467#(and (<= 40 main_~y~0) (<= main_~y~0 40))} is VALID [2022-04-15 06:00:28,403 INFO L290 TraceCheckUtils]: 46: Hoare triple {22467#(and (<= 40 main_~y~0) (<= main_~y~0 40))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {22468#(and (<= 41 main_~y~0) (<= main_~y~0 41))} is VALID [2022-04-15 06:00:28,404 INFO L290 TraceCheckUtils]: 47: Hoare triple {22468#(and (<= 41 main_~y~0) (<= main_~y~0 41))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {22469#(and (<= main_~y~0 42) (<= 42 main_~y~0))} is VALID [2022-04-15 06:00:28,405 INFO L290 TraceCheckUtils]: 48: Hoare triple {22469#(and (<= main_~y~0 42) (<= 42 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {22470#(and (<= 43 main_~y~0) (<= main_~y~0 43))} is VALID [2022-04-15 06:00:28,405 INFO L290 TraceCheckUtils]: 49: Hoare triple {22470#(and (<= 43 main_~y~0) (<= main_~y~0 43))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {22471#(and (<= main_~y~0 44) (not (<= (+ (div main_~y~0 4294967296) 1) 0)))} is VALID [2022-04-15 06:00:28,406 INFO L290 TraceCheckUtils]: 50: Hoare triple {22471#(and (<= main_~y~0 44) (not (<= (+ (div main_~y~0 4294967296) 1) 0)))} assume !(~y~0 % 4294967296 < 1024); {22423#false} is VALID [2022-04-15 06:00:28,406 INFO L272 TraceCheckUtils]: 51: Hoare triple {22423#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {22423#false} is VALID [2022-04-15 06:00:28,406 INFO L290 TraceCheckUtils]: 52: Hoare triple {22423#false} ~cond := #in~cond; {22423#false} is VALID [2022-04-15 06:00:28,406 INFO L290 TraceCheckUtils]: 53: Hoare triple {22423#false} assume 0 == ~cond; {22423#false} is VALID [2022-04-15 06:00:28,406 INFO L290 TraceCheckUtils]: 54: Hoare triple {22423#false} assume !false; {22423#false} is VALID [2022-04-15 06:00:28,407 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 990 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 06:00:28,407 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-15 06:00:28,407 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1112044462] [2022-04-15 06:00:28,407 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1112044462] provided 0 perfect and 1 imperfect interpolant sequences [2022-04-15 06:00:28,407 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1484564852] [2022-04-15 06:00:28,407 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-04-15 06:00:28,407 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-15 06:00:28,407 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-15 06:00:28,408 INFO L229 MonitoredProcess]: Starting monitored process 45 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-04-15 06:00:28,411 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (45)] Waiting until timeout for monitored process [2022-04-15 06:00:28,580 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-04-15 06:00:28,580 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-15 06:00:28,583 INFO L263 TraceCheckSpWp]: Trace formula consists of 273 conjuncts, 91 conjunts are in the unsatisfiable core [2022-04-15 06:00:28,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 06:00:28,593 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-15 06:00:29,142 INFO L272 TraceCheckUtils]: 0: Hoare triple {22422#true} call ULTIMATE.init(); {22422#true} is VALID [2022-04-15 06:00:29,143 INFO L290 TraceCheckUtils]: 1: Hoare triple {22422#true} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {22422#true} is VALID [2022-04-15 06:00:29,143 INFO L290 TraceCheckUtils]: 2: Hoare triple {22422#true} assume true; {22422#true} is VALID [2022-04-15 06:00:29,143 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {22422#true} {22422#true} #34#return; {22422#true} is VALID [2022-04-15 06:00:29,143 INFO L272 TraceCheckUtils]: 4: Hoare triple {22422#true} call #t~ret5 := main(); {22422#true} is VALID [2022-04-15 06:00:29,143 INFO L290 TraceCheckUtils]: 5: Hoare triple {22422#true} ~x~0 := 1;~y~0 := 0; {22427#(= main_~y~0 0)} is VALID [2022-04-15 06:00:29,144 INFO L290 TraceCheckUtils]: 6: Hoare triple {22427#(= main_~y~0 0)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {22428#(and (<= 1 main_~y~0) (<= main_~y~0 1))} is VALID [2022-04-15 06:00:29,144 INFO L290 TraceCheckUtils]: 7: Hoare triple {22428#(and (<= 1 main_~y~0) (<= main_~y~0 1))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {22429#(and (<= 2 main_~y~0) (<= main_~y~0 2))} is VALID [2022-04-15 06:00:29,145 INFO L290 TraceCheckUtils]: 8: Hoare triple {22429#(and (<= 2 main_~y~0) (<= main_~y~0 2))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {22430#(and (<= main_~y~0 3) (<= 3 main_~y~0))} is VALID [2022-04-15 06:00:29,145 INFO L290 TraceCheckUtils]: 9: Hoare triple {22430#(and (<= main_~y~0 3) (<= 3 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {22431#(and (<= main_~y~0 4) (<= 4 main_~y~0))} is VALID [2022-04-15 06:00:29,146 INFO L290 TraceCheckUtils]: 10: Hoare triple {22431#(and (<= main_~y~0 4) (<= 4 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {22432#(and (<= 5 main_~y~0) (<= main_~y~0 5))} is VALID [2022-04-15 06:00:29,146 INFO L290 TraceCheckUtils]: 11: Hoare triple {22432#(and (<= 5 main_~y~0) (<= main_~y~0 5))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {22433#(and (<= main_~y~0 6) (<= 6 main_~y~0))} is VALID [2022-04-15 06:00:29,146 INFO L290 TraceCheckUtils]: 12: Hoare triple {22433#(and (<= main_~y~0 6) (<= 6 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {22434#(and (<= 7 main_~y~0) (<= main_~y~0 7))} is VALID [2022-04-15 06:00:29,147 INFO L290 TraceCheckUtils]: 13: Hoare triple {22434#(and (<= 7 main_~y~0) (<= main_~y~0 7))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {22435#(and (<= main_~y~0 8) (<= 8 main_~y~0))} is VALID [2022-04-15 06:00:29,147 INFO L290 TraceCheckUtils]: 14: Hoare triple {22435#(and (<= main_~y~0 8) (<= 8 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {22436#(and (<= 9 main_~y~0) (<= main_~y~0 9))} is VALID [2022-04-15 06:00:29,148 INFO L290 TraceCheckUtils]: 15: Hoare triple {22436#(and (<= 9 main_~y~0) (<= main_~y~0 9))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {22437#(and (<= main_~y~0 10) (<= 10 main_~y~0))} is VALID [2022-04-15 06:00:29,148 INFO L290 TraceCheckUtils]: 16: Hoare triple {22437#(and (<= main_~y~0 10) (<= 10 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {22438#(and (<= main_~y~0 11) (<= 11 main_~y~0))} is VALID [2022-04-15 06:00:29,149 INFO L290 TraceCheckUtils]: 17: Hoare triple {22438#(and (<= main_~y~0 11) (<= 11 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {22439#(and (<= 12 main_~y~0) (<= main_~y~0 12))} is VALID [2022-04-15 06:00:29,149 INFO L290 TraceCheckUtils]: 18: Hoare triple {22439#(and (<= 12 main_~y~0) (<= main_~y~0 12))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {22440#(and (<= main_~y~0 13) (<= 13 main_~y~0))} is VALID [2022-04-15 06:00:29,150 INFO L290 TraceCheckUtils]: 19: Hoare triple {22440#(and (<= main_~y~0 13) (<= 13 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {22441#(and (<= 14 main_~y~0) (<= main_~y~0 14))} is VALID [2022-04-15 06:00:29,150 INFO L290 TraceCheckUtils]: 20: Hoare triple {22441#(and (<= 14 main_~y~0) (<= main_~y~0 14))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {22442#(and (<= main_~y~0 15) (<= 15 main_~y~0))} is VALID [2022-04-15 06:00:29,150 INFO L290 TraceCheckUtils]: 21: Hoare triple {22442#(and (<= main_~y~0 15) (<= 15 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {22443#(and (<= 16 main_~y~0) (<= main_~y~0 16))} is VALID [2022-04-15 06:00:29,151 INFO L290 TraceCheckUtils]: 22: Hoare triple {22443#(and (<= 16 main_~y~0) (<= main_~y~0 16))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {22444#(and (<= main_~y~0 17) (<= 17 main_~y~0))} is VALID [2022-04-15 06:00:29,151 INFO L290 TraceCheckUtils]: 23: Hoare triple {22444#(and (<= main_~y~0 17) (<= 17 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {22445#(and (<= 18 main_~y~0) (<= main_~y~0 18))} is VALID [2022-04-15 06:00:29,152 INFO L290 TraceCheckUtils]: 24: Hoare triple {22445#(and (<= 18 main_~y~0) (<= main_~y~0 18))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {22446#(and (<= 19 main_~y~0) (<= main_~y~0 19))} is VALID [2022-04-15 06:00:29,152 INFO L290 TraceCheckUtils]: 25: Hoare triple {22446#(and (<= 19 main_~y~0) (<= main_~y~0 19))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {22447#(and (<= 20 main_~y~0) (<= main_~y~0 20))} is VALID [2022-04-15 06:00:29,153 INFO L290 TraceCheckUtils]: 26: Hoare triple {22447#(and (<= 20 main_~y~0) (<= main_~y~0 20))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {22448#(and (<= main_~y~0 21) (<= 21 main_~y~0))} is VALID [2022-04-15 06:00:29,153 INFO L290 TraceCheckUtils]: 27: Hoare triple {22448#(and (<= main_~y~0 21) (<= 21 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {22449#(and (<= main_~y~0 22) (<= 22 main_~y~0))} is VALID [2022-04-15 06:00:29,153 INFO L290 TraceCheckUtils]: 28: Hoare triple {22449#(and (<= main_~y~0 22) (<= 22 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {22450#(and (<= main_~y~0 23) (<= 23 main_~y~0))} is VALID [2022-04-15 06:00:29,154 INFO L290 TraceCheckUtils]: 29: Hoare triple {22450#(and (<= main_~y~0 23) (<= 23 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {22451#(and (<= 24 main_~y~0) (<= main_~y~0 24))} is VALID [2022-04-15 06:00:29,154 INFO L290 TraceCheckUtils]: 30: Hoare triple {22451#(and (<= 24 main_~y~0) (<= main_~y~0 24))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {22452#(and (<= 25 main_~y~0) (<= main_~y~0 25))} is VALID [2022-04-15 06:00:29,155 INFO L290 TraceCheckUtils]: 31: Hoare triple {22452#(and (<= 25 main_~y~0) (<= main_~y~0 25))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {22453#(and (<= main_~y~0 26) (<= 26 main_~y~0))} is VALID [2022-04-15 06:00:29,155 INFO L290 TraceCheckUtils]: 32: Hoare triple {22453#(and (<= main_~y~0 26) (<= 26 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {22454#(and (<= main_~y~0 27) (<= 27 main_~y~0))} is VALID [2022-04-15 06:00:29,156 INFO L290 TraceCheckUtils]: 33: Hoare triple {22454#(and (<= main_~y~0 27) (<= 27 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {22455#(and (<= main_~y~0 28) (<= 28 main_~y~0))} is VALID [2022-04-15 06:00:29,156 INFO L290 TraceCheckUtils]: 34: Hoare triple {22455#(and (<= main_~y~0 28) (<= 28 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {22456#(and (<= 29 main_~y~0) (<= main_~y~0 29))} is VALID [2022-04-15 06:00:29,156 INFO L290 TraceCheckUtils]: 35: Hoare triple {22456#(and (<= 29 main_~y~0) (<= main_~y~0 29))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {22457#(and (<= main_~y~0 30) (<= 30 main_~y~0))} is VALID [2022-04-15 06:00:29,157 INFO L290 TraceCheckUtils]: 36: Hoare triple {22457#(and (<= main_~y~0 30) (<= 30 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {22458#(and (<= main_~y~0 31) (<= 31 main_~y~0))} is VALID [2022-04-15 06:00:29,157 INFO L290 TraceCheckUtils]: 37: Hoare triple {22458#(and (<= main_~y~0 31) (<= 31 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {22459#(and (<= main_~y~0 32) (<= 32 main_~y~0))} is VALID [2022-04-15 06:00:29,158 INFO L290 TraceCheckUtils]: 38: Hoare triple {22459#(and (<= main_~y~0 32) (<= 32 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {22460#(and (<= 33 main_~y~0) (<= main_~y~0 33))} is VALID [2022-04-15 06:00:29,158 INFO L290 TraceCheckUtils]: 39: Hoare triple {22460#(and (<= 33 main_~y~0) (<= main_~y~0 33))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {22461#(and (<= main_~y~0 34) (<= 34 main_~y~0))} is VALID [2022-04-15 06:00:29,159 INFO L290 TraceCheckUtils]: 40: Hoare triple {22461#(and (<= main_~y~0 34) (<= 34 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {22462#(and (<= 35 main_~y~0) (<= main_~y~0 35))} is VALID [2022-04-15 06:00:29,159 INFO L290 TraceCheckUtils]: 41: Hoare triple {22462#(and (<= 35 main_~y~0) (<= main_~y~0 35))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {22463#(and (<= 36 main_~y~0) (<= main_~y~0 36))} is VALID [2022-04-15 06:00:29,159 INFO L290 TraceCheckUtils]: 42: Hoare triple {22463#(and (<= 36 main_~y~0) (<= main_~y~0 36))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {22464#(and (<= main_~y~0 37) (<= 37 main_~y~0))} is VALID [2022-04-15 06:00:29,160 INFO L290 TraceCheckUtils]: 43: Hoare triple {22464#(and (<= main_~y~0 37) (<= 37 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {22465#(and (<= 38 main_~y~0) (<= main_~y~0 38))} is VALID [2022-04-15 06:00:29,160 INFO L290 TraceCheckUtils]: 44: Hoare triple {22465#(and (<= 38 main_~y~0) (<= main_~y~0 38))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {22466#(and (<= 39 main_~y~0) (<= main_~y~0 39))} is VALID [2022-04-15 06:00:29,161 INFO L290 TraceCheckUtils]: 45: Hoare triple {22466#(and (<= 39 main_~y~0) (<= main_~y~0 39))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {22467#(and (<= 40 main_~y~0) (<= main_~y~0 40))} is VALID [2022-04-15 06:00:29,161 INFO L290 TraceCheckUtils]: 46: Hoare triple {22467#(and (<= 40 main_~y~0) (<= main_~y~0 40))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {22468#(and (<= 41 main_~y~0) (<= main_~y~0 41))} is VALID [2022-04-15 06:00:29,162 INFO L290 TraceCheckUtils]: 47: Hoare triple {22468#(and (<= 41 main_~y~0) (<= main_~y~0 41))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {22469#(and (<= main_~y~0 42) (<= 42 main_~y~0))} is VALID [2022-04-15 06:00:29,162 INFO L290 TraceCheckUtils]: 48: Hoare triple {22469#(and (<= main_~y~0 42) (<= 42 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {22470#(and (<= 43 main_~y~0) (<= main_~y~0 43))} is VALID [2022-04-15 06:00:29,163 INFO L290 TraceCheckUtils]: 49: Hoare triple {22470#(and (<= 43 main_~y~0) (<= main_~y~0 43))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {22623#(and (<= main_~y~0 44) (<= 44 main_~y~0))} is VALID [2022-04-15 06:00:29,163 INFO L290 TraceCheckUtils]: 50: Hoare triple {22623#(and (<= main_~y~0 44) (<= 44 main_~y~0))} assume !(~y~0 % 4294967296 < 1024); {22423#false} is VALID [2022-04-15 06:00:29,163 INFO L272 TraceCheckUtils]: 51: Hoare triple {22423#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {22423#false} is VALID [2022-04-15 06:00:29,163 INFO L290 TraceCheckUtils]: 52: Hoare triple {22423#false} ~cond := #in~cond; {22423#false} is VALID [2022-04-15 06:00:29,163 INFO L290 TraceCheckUtils]: 53: Hoare triple {22423#false} assume 0 == ~cond; {22423#false} is VALID [2022-04-15 06:00:29,163 INFO L290 TraceCheckUtils]: 54: Hoare triple {22423#false} assume !false; {22423#false} is VALID [2022-04-15 06:00:29,164 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 990 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 06:00:29,164 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-15 06:00:32,324 INFO L290 TraceCheckUtils]: 54: Hoare triple {22423#false} assume !false; {22423#false} is VALID [2022-04-15 06:00:32,324 INFO L290 TraceCheckUtils]: 53: Hoare triple {22423#false} assume 0 == ~cond; {22423#false} is VALID [2022-04-15 06:00:32,324 INFO L290 TraceCheckUtils]: 52: Hoare triple {22423#false} ~cond := #in~cond; {22423#false} is VALID [2022-04-15 06:00:32,324 INFO L272 TraceCheckUtils]: 51: Hoare triple {22423#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {22423#false} is VALID [2022-04-15 06:00:32,325 INFO L290 TraceCheckUtils]: 50: Hoare triple {22651#(< (mod main_~y~0 4294967296) 1024)} assume !(~y~0 % 4294967296 < 1024); {22423#false} is VALID [2022-04-15 06:00:32,326 INFO L290 TraceCheckUtils]: 49: Hoare triple {22655#(< (mod (+ main_~y~0 1) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {22651#(< (mod main_~y~0 4294967296) 1024)} is VALID [2022-04-15 06:00:32,326 INFO L290 TraceCheckUtils]: 48: Hoare triple {22659#(< (mod (+ main_~y~0 2) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {22655#(< (mod (+ main_~y~0 1) 4294967296) 1024)} is VALID [2022-04-15 06:00:32,327 INFO L290 TraceCheckUtils]: 47: Hoare triple {22663#(< (mod (+ main_~y~0 3) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {22659#(< (mod (+ main_~y~0 2) 4294967296) 1024)} is VALID [2022-04-15 06:00:32,328 INFO L290 TraceCheckUtils]: 46: Hoare triple {22667#(< (mod (+ main_~y~0 4) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {22663#(< (mod (+ main_~y~0 3) 4294967296) 1024)} is VALID [2022-04-15 06:00:32,328 INFO L290 TraceCheckUtils]: 45: Hoare triple {22671#(< (mod (+ 5 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {22667#(< (mod (+ main_~y~0 4) 4294967296) 1024)} is VALID [2022-04-15 06:00:32,329 INFO L290 TraceCheckUtils]: 44: Hoare triple {22675#(< (mod (+ main_~y~0 6) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {22671#(< (mod (+ 5 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:00:32,330 INFO L290 TraceCheckUtils]: 43: Hoare triple {22679#(< (mod (+ 7 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {22675#(< (mod (+ main_~y~0 6) 4294967296) 1024)} is VALID [2022-04-15 06:00:32,332 INFO L290 TraceCheckUtils]: 42: Hoare triple {22683#(< (mod (+ main_~y~0 8) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {22679#(< (mod (+ 7 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:00:32,332 INFO L290 TraceCheckUtils]: 41: Hoare triple {22687#(< (mod (+ main_~y~0 9) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {22683#(< (mod (+ main_~y~0 8) 4294967296) 1024)} is VALID [2022-04-15 06:00:32,333 INFO L290 TraceCheckUtils]: 40: Hoare triple {22691#(< (mod (+ main_~y~0 10) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {22687#(< (mod (+ main_~y~0 9) 4294967296) 1024)} is VALID [2022-04-15 06:00:32,334 INFO L290 TraceCheckUtils]: 39: Hoare triple {22695#(< (mod (+ main_~y~0 11) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {22691#(< (mod (+ main_~y~0 10) 4294967296) 1024)} is VALID [2022-04-15 06:00:32,334 INFO L290 TraceCheckUtils]: 38: Hoare triple {22699#(< (mod (+ main_~y~0 12) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {22695#(< (mod (+ main_~y~0 11) 4294967296) 1024)} is VALID [2022-04-15 06:00:32,336 INFO L290 TraceCheckUtils]: 37: Hoare triple {22703#(< (mod (+ main_~y~0 13) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {22699#(< (mod (+ main_~y~0 12) 4294967296) 1024)} is VALID [2022-04-15 06:00:32,337 INFO L290 TraceCheckUtils]: 36: Hoare triple {22707#(< (mod (+ main_~y~0 14) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {22703#(< (mod (+ main_~y~0 13) 4294967296) 1024)} is VALID [2022-04-15 06:00:32,338 INFO L290 TraceCheckUtils]: 35: Hoare triple {22711#(< (mod (+ main_~y~0 15) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {22707#(< (mod (+ main_~y~0 14) 4294967296) 1024)} is VALID [2022-04-15 06:00:32,339 INFO L290 TraceCheckUtils]: 34: Hoare triple {22715#(< (mod (+ main_~y~0 16) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {22711#(< (mod (+ main_~y~0 15) 4294967296) 1024)} is VALID [2022-04-15 06:00:32,340 INFO L290 TraceCheckUtils]: 33: Hoare triple {22719#(< (mod (+ main_~y~0 17) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {22715#(< (mod (+ main_~y~0 16) 4294967296) 1024)} is VALID [2022-04-15 06:00:32,340 INFO L290 TraceCheckUtils]: 32: Hoare triple {22723#(< (mod (+ main_~y~0 18) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {22719#(< (mod (+ main_~y~0 17) 4294967296) 1024)} is VALID [2022-04-15 06:00:32,341 INFO L290 TraceCheckUtils]: 31: Hoare triple {22727#(< (mod (+ 19 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {22723#(< (mod (+ main_~y~0 18) 4294967296) 1024)} is VALID [2022-04-15 06:00:32,342 INFO L290 TraceCheckUtils]: 30: Hoare triple {22731#(< (mod (+ main_~y~0 20) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {22727#(< (mod (+ 19 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:00:32,342 INFO L290 TraceCheckUtils]: 29: Hoare triple {22735#(< (mod (+ main_~y~0 21) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {22731#(< (mod (+ main_~y~0 20) 4294967296) 1024)} is VALID [2022-04-15 06:00:32,343 INFO L290 TraceCheckUtils]: 28: Hoare triple {22739#(< (mod (+ main_~y~0 22) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {22735#(< (mod (+ main_~y~0 21) 4294967296) 1024)} is VALID [2022-04-15 06:00:32,344 INFO L290 TraceCheckUtils]: 27: Hoare triple {22743#(< (mod (+ 23 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {22739#(< (mod (+ main_~y~0 22) 4294967296) 1024)} is VALID [2022-04-15 06:00:32,344 INFO L290 TraceCheckUtils]: 26: Hoare triple {22747#(< (mod (+ main_~y~0 24) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {22743#(< (mod (+ 23 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:00:32,345 INFO L290 TraceCheckUtils]: 25: Hoare triple {22751#(< (mod (+ main_~y~0 25) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {22747#(< (mod (+ main_~y~0 24) 4294967296) 1024)} is VALID [2022-04-15 06:00:32,345 INFO L290 TraceCheckUtils]: 24: Hoare triple {22755#(< (mod (+ main_~y~0 26) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {22751#(< (mod (+ main_~y~0 25) 4294967296) 1024)} is VALID [2022-04-15 06:00:32,346 INFO L290 TraceCheckUtils]: 23: Hoare triple {22759#(< (mod (+ main_~y~0 27) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {22755#(< (mod (+ main_~y~0 26) 4294967296) 1024)} is VALID [2022-04-15 06:00:32,347 INFO L290 TraceCheckUtils]: 22: Hoare triple {22763#(< (mod (+ main_~y~0 28) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {22759#(< (mod (+ main_~y~0 27) 4294967296) 1024)} is VALID [2022-04-15 06:00:32,348 INFO L290 TraceCheckUtils]: 21: Hoare triple {22767#(< (mod (+ 29 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {22763#(< (mod (+ main_~y~0 28) 4294967296) 1024)} is VALID [2022-04-15 06:00:32,349 INFO L290 TraceCheckUtils]: 20: Hoare triple {22771#(< (mod (+ 30 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {22767#(< (mod (+ 29 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:00:32,349 INFO L290 TraceCheckUtils]: 19: Hoare triple {22775#(< (mod (+ main_~y~0 31) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {22771#(< (mod (+ 30 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:00:32,350 INFO L290 TraceCheckUtils]: 18: Hoare triple {22779#(< (mod (+ 32 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {22775#(< (mod (+ main_~y~0 31) 4294967296) 1024)} is VALID [2022-04-15 06:00:32,351 INFO L290 TraceCheckUtils]: 17: Hoare triple {22783#(< (mod (+ main_~y~0 33) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {22779#(< (mod (+ 32 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:00:32,351 INFO L290 TraceCheckUtils]: 16: Hoare triple {22787#(< (mod (+ main_~y~0 34) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {22783#(< (mod (+ main_~y~0 33) 4294967296) 1024)} is VALID [2022-04-15 06:00:32,352 INFO L290 TraceCheckUtils]: 15: Hoare triple {22791#(< (mod (+ 35 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {22787#(< (mod (+ main_~y~0 34) 4294967296) 1024)} is VALID [2022-04-15 06:00:32,353 INFO L290 TraceCheckUtils]: 14: Hoare triple {22795#(< (mod (+ main_~y~0 36) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {22791#(< (mod (+ 35 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:00:32,353 INFO L290 TraceCheckUtils]: 13: Hoare triple {22799#(< (mod (+ main_~y~0 37) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {22795#(< (mod (+ main_~y~0 36) 4294967296) 1024)} is VALID [2022-04-15 06:00:32,354 INFO L290 TraceCheckUtils]: 12: Hoare triple {22803#(< (mod (+ main_~y~0 38) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {22799#(< (mod (+ main_~y~0 37) 4294967296) 1024)} is VALID [2022-04-15 06:00:32,354 INFO L290 TraceCheckUtils]: 11: Hoare triple {22807#(< (mod (+ main_~y~0 39) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {22803#(< (mod (+ main_~y~0 38) 4294967296) 1024)} is VALID [2022-04-15 06:00:32,355 INFO L290 TraceCheckUtils]: 10: Hoare triple {22811#(< (mod (+ 40 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {22807#(< (mod (+ main_~y~0 39) 4294967296) 1024)} is VALID [2022-04-15 06:00:32,356 INFO L290 TraceCheckUtils]: 9: Hoare triple {22815#(< (mod (+ 41 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {22811#(< (mod (+ 40 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:00:32,356 INFO L290 TraceCheckUtils]: 8: Hoare triple {22819#(< (mod (+ 42 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {22815#(< (mod (+ 41 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:00:32,357 INFO L290 TraceCheckUtils]: 7: Hoare triple {22823#(< (mod (+ main_~y~0 43) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {22819#(< (mod (+ 42 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:00:32,357 INFO L290 TraceCheckUtils]: 6: Hoare triple {22827#(< (mod (+ 44 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {22823#(< (mod (+ main_~y~0 43) 4294967296) 1024)} is VALID [2022-04-15 06:00:32,358 INFO L290 TraceCheckUtils]: 5: Hoare triple {22422#true} ~x~0 := 1;~y~0 := 0; {22827#(< (mod (+ 44 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:00:32,358 INFO L272 TraceCheckUtils]: 4: Hoare triple {22422#true} call #t~ret5 := main(); {22422#true} is VALID [2022-04-15 06:00:32,358 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {22422#true} {22422#true} #34#return; {22422#true} is VALID [2022-04-15 06:00:32,358 INFO L290 TraceCheckUtils]: 2: Hoare triple {22422#true} assume true; {22422#true} is VALID [2022-04-15 06:00:32,358 INFO L290 TraceCheckUtils]: 1: Hoare triple {22422#true} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {22422#true} is VALID [2022-04-15 06:00:32,358 INFO L272 TraceCheckUtils]: 0: Hoare triple {22422#true} call ULTIMATE.init(); {22422#true} is VALID [2022-04-15 06:00:32,359 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 990 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 06:00:32,359 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1484564852] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-15 06:00:32,359 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-04-15 06:00:32,359 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [48, 47, 47] total 94 [2022-04-15 06:00:32,359 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-15 06:00:32,359 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [1957102883] [2022-04-15 06:00:32,359 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [1957102883] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-15 06:00:32,359 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-15 06:00:32,359 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [48] imperfect sequences [] total 48 [2022-04-15 06:00:32,360 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [48233863] [2022-04-15 06:00:32,360 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-15 06:00:32,360 INFO L78 Accepts]: Start accepts. Automaton has has 48 states, 48 states have (on average 1.0625) internal successors, (51), 47 states have internal predecessors, (51), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 55 [2022-04-15 06:00:32,360 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-15 06:00:32,360 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 48 states, 48 states have (on average 1.0625) internal successors, (51), 47 states have internal predecessors, (51), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:00:32,383 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 55 edges. 55 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 06:00:32,383 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 48 states [2022-04-15 06:00:32,383 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-15 06:00:32,383 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 48 interpolants. [2022-04-15 06:00:32,384 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=2300, Invalid=6442, Unknown=0, NotChecked=0, Total=8742 [2022-04-15 06:00:32,384 INFO L87 Difference]: Start difference. First operand 56 states and 56 transitions. Second operand has 48 states, 48 states have (on average 1.0625) internal successors, (51), 47 states have internal predecessors, (51), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:00:36,114 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 06:00:36,114 INFO L93 Difference]: Finished difference Result 62 states and 62 transitions. [2022-04-15 06:00:36,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2022-04-15 06:00:36,114 INFO L78 Accepts]: Start accepts. Automaton has has 48 states, 48 states have (on average 1.0625) internal successors, (51), 47 states have internal predecessors, (51), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 55 [2022-04-15 06:00:36,114 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-15 06:00:36,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 48 states, 48 states have (on average 1.0625) internal successors, (51), 47 states have internal predecessors, (51), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:00:36,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 62 transitions. [2022-04-15 06:00:36,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 48 states, 48 states have (on average 1.0625) internal successors, (51), 47 states have internal predecessors, (51), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:00:36,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 62 transitions. [2022-04-15 06:00:36,116 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 48 states and 62 transitions. [2022-04-15 06:00:36,162 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 62 edges. 62 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 06:00:36,163 INFO L225 Difference]: With dead ends: 62 [2022-04-15 06:00:36,163 INFO L226 Difference]: Without dead ends: 57 [2022-04-15 06:00:36,164 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 203 GetRequests, 65 SyntacticMatches, 1 SemanticMatches, 137 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1084 ImplicationChecksByTransitivity, 4.6s TimeCoverageRelationStatistics Valid=4593, Invalid=14589, Unknown=0, NotChecked=0, Total=19182 [2022-04-15 06:00:36,164 INFO L913 BasicCegarLoop]: 11 mSDtfsCounter, 6 mSDsluCounter, 122 mSDsCounter, 0 mSdLazyCounter, 2102 mSolverCounterSat, 91 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 133 SdHoareTripleChecker+Invalid, 2193 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 91 IncrementalHoareTripleChecker+Valid, 2102 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-04-15 06:00:36,164 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [6 Valid, 133 Invalid, 2193 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [91 Valid, 2102 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-04-15 06:00:36,165 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2022-04-15 06:00:36,210 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 57. [2022-04-15 06:00:36,210 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-15 06:00:36,210 INFO L82 GeneralOperation]: Start isEquivalent. First operand 57 states. Second operand has 57 states, 52 states have (on average 1.0192307692307692) internal successors, (53), 52 states have internal predecessors, (53), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:00:36,210 INFO L74 IsIncluded]: Start isIncluded. First operand 57 states. Second operand has 57 states, 52 states have (on average 1.0192307692307692) internal successors, (53), 52 states have internal predecessors, (53), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:00:36,211 INFO L87 Difference]: Start difference. First operand 57 states. Second operand has 57 states, 52 states have (on average 1.0192307692307692) internal successors, (53), 52 states have internal predecessors, (53), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:00:36,211 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 06:00:36,211 INFO L93 Difference]: Finished difference Result 57 states and 57 transitions. [2022-04-15 06:00:36,211 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 57 transitions. [2022-04-15 06:00:36,211 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-15 06:00:36,211 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-15 06:00:36,212 INFO L74 IsIncluded]: Start isIncluded. First operand has 57 states, 52 states have (on average 1.0192307692307692) internal successors, (53), 52 states have internal predecessors, (53), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 57 states. [2022-04-15 06:00:36,212 INFO L87 Difference]: Start difference. First operand has 57 states, 52 states have (on average 1.0192307692307692) internal successors, (53), 52 states have internal predecessors, (53), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 57 states. [2022-04-15 06:00:36,212 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 06:00:36,212 INFO L93 Difference]: Finished difference Result 57 states and 57 transitions. [2022-04-15 06:00:36,212 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 57 transitions. [2022-04-15 06:00:36,212 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-15 06:00:36,212 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-15 06:00:36,212 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-15 06:00:36,212 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-15 06:00:36,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 57 states, 52 states have (on average 1.0192307692307692) internal successors, (53), 52 states have internal predecessors, (53), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:00:36,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 57 states and 57 transitions. [2022-04-15 06:00:36,213 INFO L78 Accepts]: Start accepts. Automaton has 57 states and 57 transitions. Word has length 55 [2022-04-15 06:00:36,213 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-15 06:00:36,213 INFO L478 AbstractCegarLoop]: Abstraction has 57 states and 57 transitions. [2022-04-15 06:00:36,213 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 48 states, 48 states have (on average 1.0625) internal successors, (51), 47 states have internal predecessors, (51), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:00:36,213 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 57 states and 57 transitions. [2022-04-15 06:00:36,246 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 57 edges. 57 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 06:00:36,246 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 57 transitions. [2022-04-15 06:00:36,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-04-15 06:00:36,247 INFO L491 BasicCegarLoop]: Found error trace [2022-04-15 06:00:36,247 INFO L499 BasicCegarLoop]: trace histogram [45, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-15 06:00:36,263 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (45)] Forceful destruction successful, exit code 0 [2022-04-15 06:00:36,465 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 45 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable88,SelfDestructingSolverStorable89 [2022-04-15 06:00:36,465 INFO L403 AbstractCegarLoop]: === Iteration 47 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-15 06:00:36,465 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-15 06:00:36,465 INFO L85 PathProgramCache]: Analyzing trace with hash 905839350, now seen corresponding path program 89 times [2022-04-15 06:00:36,465 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-15 06:00:36,465 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [959227832] [2022-04-15 06:00:38,257 INFO L89 AcceleratorJordan]: Jordan loop acceleration statistics: 1 HavocedVariables, 2 AssignedVariables, 0 ReadonlyVariables, Eigenvalues: {0={1=1}, 1={2=1}}, 1 SequentialAcceleration, 0 AlternatingAcceleration, 1 QuantifierFreeResult [2022-04-15 06:00:38,259 INFO L271 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2022-04-15 06:00:38,260 INFO L85 PathProgramCache]: Analyzing trace with hash 733327351, now seen corresponding path program 1 times [2022-04-15 06:00:38,260 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-15 06:00:38,260 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1765941343] [2022-04-15 06:00:38,260 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-15 06:00:38,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-15 06:00:38,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-15 06:00:38,265 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-04-15 06:00:38,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-15 06:00:38,268 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-04-15 06:00:38,268 INFO L85 PathProgramCache]: Analyzing trace with hash 905839350, now seen corresponding path program 90 times [2022-04-15 06:00:38,268 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-15 06:00:38,268 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1867175092] [2022-04-15 06:00:38,268 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-15 06:00:38,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-15 06:00:38,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 06:00:39,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-15 06:00:39,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 06:00:39,278 INFO L290 TraceCheckUtils]: 0: Hoare triple {23341#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {23290#true} is VALID [2022-04-15 06:00:39,278 INFO L290 TraceCheckUtils]: 1: Hoare triple {23290#true} assume true; {23290#true} is VALID [2022-04-15 06:00:39,278 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {23290#true} {23290#true} #34#return; {23290#true} is VALID [2022-04-15 06:00:39,279 INFO L272 TraceCheckUtils]: 0: Hoare triple {23290#true} call ULTIMATE.init(); {23341#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} is VALID [2022-04-15 06:00:39,279 INFO L290 TraceCheckUtils]: 1: Hoare triple {23341#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {23290#true} is VALID [2022-04-15 06:00:39,279 INFO L290 TraceCheckUtils]: 2: Hoare triple {23290#true} assume true; {23290#true} is VALID [2022-04-15 06:00:39,279 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {23290#true} {23290#true} #34#return; {23290#true} is VALID [2022-04-15 06:00:39,279 INFO L272 TraceCheckUtils]: 4: Hoare triple {23290#true} call #t~ret5 := main(); {23290#true} is VALID [2022-04-15 06:00:39,279 INFO L290 TraceCheckUtils]: 5: Hoare triple {23290#true} ~x~0 := 1;~y~0 := 0; {23295#(= main_~y~0 0)} is VALID [2022-04-15 06:00:39,280 INFO L290 TraceCheckUtils]: 6: Hoare triple {23295#(= main_~y~0 0)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {23296#(and (<= 1 main_~y~0) (<= main_~y~0 1))} is VALID [2022-04-15 06:00:39,280 INFO L290 TraceCheckUtils]: 7: Hoare triple {23296#(and (<= 1 main_~y~0) (<= main_~y~0 1))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {23297#(and (<= 2 main_~y~0) (<= main_~y~0 2))} is VALID [2022-04-15 06:00:39,281 INFO L290 TraceCheckUtils]: 8: Hoare triple {23297#(and (<= 2 main_~y~0) (<= main_~y~0 2))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {23298#(and (<= main_~y~0 3) (<= 3 main_~y~0))} is VALID [2022-04-15 06:00:39,281 INFO L290 TraceCheckUtils]: 9: Hoare triple {23298#(and (<= main_~y~0 3) (<= 3 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {23299#(and (<= main_~y~0 4) (<= 4 main_~y~0))} is VALID [2022-04-15 06:00:39,281 INFO L290 TraceCheckUtils]: 10: Hoare triple {23299#(and (<= main_~y~0 4) (<= 4 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {23300#(and (<= 5 main_~y~0) (<= main_~y~0 5))} is VALID [2022-04-15 06:00:39,282 INFO L290 TraceCheckUtils]: 11: Hoare triple {23300#(and (<= 5 main_~y~0) (<= main_~y~0 5))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {23301#(and (<= main_~y~0 6) (<= 6 main_~y~0))} is VALID [2022-04-15 06:00:39,282 INFO L290 TraceCheckUtils]: 12: Hoare triple {23301#(and (<= main_~y~0 6) (<= 6 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {23302#(and (<= 7 main_~y~0) (<= main_~y~0 7))} is VALID [2022-04-15 06:00:39,283 INFO L290 TraceCheckUtils]: 13: Hoare triple {23302#(and (<= 7 main_~y~0) (<= main_~y~0 7))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {23303#(and (<= main_~y~0 8) (<= 8 main_~y~0))} is VALID [2022-04-15 06:00:39,283 INFO L290 TraceCheckUtils]: 14: Hoare triple {23303#(and (<= main_~y~0 8) (<= 8 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {23304#(and (<= 9 main_~y~0) (<= main_~y~0 9))} is VALID [2022-04-15 06:00:39,283 INFO L290 TraceCheckUtils]: 15: Hoare triple {23304#(and (<= 9 main_~y~0) (<= main_~y~0 9))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {23305#(and (<= main_~y~0 10) (<= 10 main_~y~0))} is VALID [2022-04-15 06:00:39,284 INFO L290 TraceCheckUtils]: 16: Hoare triple {23305#(and (<= main_~y~0 10) (<= 10 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {23306#(and (<= main_~y~0 11) (<= 11 main_~y~0))} is VALID [2022-04-15 06:00:39,284 INFO L290 TraceCheckUtils]: 17: Hoare triple {23306#(and (<= main_~y~0 11) (<= 11 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {23307#(and (<= 12 main_~y~0) (<= main_~y~0 12))} is VALID [2022-04-15 06:00:39,285 INFO L290 TraceCheckUtils]: 18: Hoare triple {23307#(and (<= 12 main_~y~0) (<= main_~y~0 12))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {23308#(and (<= main_~y~0 13) (<= 13 main_~y~0))} is VALID [2022-04-15 06:00:39,285 INFO L290 TraceCheckUtils]: 19: Hoare triple {23308#(and (<= main_~y~0 13) (<= 13 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {23309#(and (<= 14 main_~y~0) (<= main_~y~0 14))} is VALID [2022-04-15 06:00:39,286 INFO L290 TraceCheckUtils]: 20: Hoare triple {23309#(and (<= 14 main_~y~0) (<= main_~y~0 14))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {23310#(and (<= main_~y~0 15) (<= 15 main_~y~0))} is VALID [2022-04-15 06:00:39,286 INFO L290 TraceCheckUtils]: 21: Hoare triple {23310#(and (<= main_~y~0 15) (<= 15 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {23311#(and (<= 16 main_~y~0) (<= main_~y~0 16))} is VALID [2022-04-15 06:00:39,286 INFO L290 TraceCheckUtils]: 22: Hoare triple {23311#(and (<= 16 main_~y~0) (<= main_~y~0 16))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {23312#(and (<= main_~y~0 17) (<= 17 main_~y~0))} is VALID [2022-04-15 06:00:39,287 INFO L290 TraceCheckUtils]: 23: Hoare triple {23312#(and (<= main_~y~0 17) (<= 17 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {23313#(and (<= 18 main_~y~0) (<= main_~y~0 18))} is VALID [2022-04-15 06:00:39,288 INFO L290 TraceCheckUtils]: 24: Hoare triple {23313#(and (<= 18 main_~y~0) (<= main_~y~0 18))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {23314#(and (<= 19 main_~y~0) (<= main_~y~0 19))} is VALID [2022-04-15 06:00:39,289 INFO L290 TraceCheckUtils]: 25: Hoare triple {23314#(and (<= 19 main_~y~0) (<= main_~y~0 19))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {23315#(and (<= 20 main_~y~0) (<= main_~y~0 20))} is VALID [2022-04-15 06:00:39,289 INFO L290 TraceCheckUtils]: 26: Hoare triple {23315#(and (<= 20 main_~y~0) (<= main_~y~0 20))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {23316#(and (<= main_~y~0 21) (<= 21 main_~y~0))} is VALID [2022-04-15 06:00:39,289 INFO L290 TraceCheckUtils]: 27: Hoare triple {23316#(and (<= main_~y~0 21) (<= 21 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {23317#(and (<= main_~y~0 22) (<= 22 main_~y~0))} is VALID [2022-04-15 06:00:39,290 INFO L290 TraceCheckUtils]: 28: Hoare triple {23317#(and (<= main_~y~0 22) (<= 22 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {23318#(and (<= main_~y~0 23) (<= 23 main_~y~0))} is VALID [2022-04-15 06:00:39,290 INFO L290 TraceCheckUtils]: 29: Hoare triple {23318#(and (<= main_~y~0 23) (<= 23 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {23319#(and (<= 24 main_~y~0) (<= main_~y~0 24))} is VALID [2022-04-15 06:00:39,291 INFO L290 TraceCheckUtils]: 30: Hoare triple {23319#(and (<= 24 main_~y~0) (<= main_~y~0 24))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {23320#(and (<= 25 main_~y~0) (<= main_~y~0 25))} is VALID [2022-04-15 06:00:39,291 INFO L290 TraceCheckUtils]: 31: Hoare triple {23320#(and (<= 25 main_~y~0) (<= main_~y~0 25))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {23321#(and (<= main_~y~0 26) (<= 26 main_~y~0))} is VALID [2022-04-15 06:00:39,291 INFO L290 TraceCheckUtils]: 32: Hoare triple {23321#(and (<= main_~y~0 26) (<= 26 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {23322#(and (<= main_~y~0 27) (<= 27 main_~y~0))} is VALID [2022-04-15 06:00:39,292 INFO L290 TraceCheckUtils]: 33: Hoare triple {23322#(and (<= main_~y~0 27) (<= 27 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {23323#(and (<= main_~y~0 28) (<= 28 main_~y~0))} is VALID [2022-04-15 06:00:39,292 INFO L290 TraceCheckUtils]: 34: Hoare triple {23323#(and (<= main_~y~0 28) (<= 28 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {23324#(and (<= 29 main_~y~0) (<= main_~y~0 29))} is VALID [2022-04-15 06:00:39,293 INFO L290 TraceCheckUtils]: 35: Hoare triple {23324#(and (<= 29 main_~y~0) (<= main_~y~0 29))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {23325#(and (<= main_~y~0 30) (<= 30 main_~y~0))} is VALID [2022-04-15 06:00:39,293 INFO L290 TraceCheckUtils]: 36: Hoare triple {23325#(and (<= main_~y~0 30) (<= 30 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {23326#(and (<= main_~y~0 31) (<= 31 main_~y~0))} is VALID [2022-04-15 06:00:39,294 INFO L290 TraceCheckUtils]: 37: Hoare triple {23326#(and (<= main_~y~0 31) (<= 31 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {23327#(and (<= main_~y~0 32) (<= 32 main_~y~0))} is VALID [2022-04-15 06:00:39,294 INFO L290 TraceCheckUtils]: 38: Hoare triple {23327#(and (<= main_~y~0 32) (<= 32 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {23328#(and (<= 33 main_~y~0) (<= main_~y~0 33))} is VALID [2022-04-15 06:00:39,294 INFO L290 TraceCheckUtils]: 39: Hoare triple {23328#(and (<= 33 main_~y~0) (<= main_~y~0 33))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {23329#(and (<= main_~y~0 34) (<= 34 main_~y~0))} is VALID [2022-04-15 06:00:39,295 INFO L290 TraceCheckUtils]: 40: Hoare triple {23329#(and (<= main_~y~0 34) (<= 34 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {23330#(and (<= 35 main_~y~0) (<= main_~y~0 35))} is VALID [2022-04-15 06:00:39,295 INFO L290 TraceCheckUtils]: 41: Hoare triple {23330#(and (<= 35 main_~y~0) (<= main_~y~0 35))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {23331#(and (<= 36 main_~y~0) (<= main_~y~0 36))} is VALID [2022-04-15 06:00:39,296 INFO L290 TraceCheckUtils]: 42: Hoare triple {23331#(and (<= 36 main_~y~0) (<= main_~y~0 36))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {23332#(and (<= main_~y~0 37) (<= 37 main_~y~0))} is VALID [2022-04-15 06:00:39,296 INFO L290 TraceCheckUtils]: 43: Hoare triple {23332#(and (<= main_~y~0 37) (<= 37 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {23333#(and (<= 38 main_~y~0) (<= main_~y~0 38))} is VALID [2022-04-15 06:00:39,296 INFO L290 TraceCheckUtils]: 44: Hoare triple {23333#(and (<= 38 main_~y~0) (<= main_~y~0 38))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {23334#(and (<= 39 main_~y~0) (<= main_~y~0 39))} is VALID [2022-04-15 06:00:39,297 INFO L290 TraceCheckUtils]: 45: Hoare triple {23334#(and (<= 39 main_~y~0) (<= main_~y~0 39))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {23335#(and (<= 40 main_~y~0) (<= main_~y~0 40))} is VALID [2022-04-15 06:00:39,297 INFO L290 TraceCheckUtils]: 46: Hoare triple {23335#(and (<= 40 main_~y~0) (<= main_~y~0 40))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {23336#(and (<= 41 main_~y~0) (<= main_~y~0 41))} is VALID [2022-04-15 06:00:39,298 INFO L290 TraceCheckUtils]: 47: Hoare triple {23336#(and (<= 41 main_~y~0) (<= main_~y~0 41))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {23337#(and (<= main_~y~0 42) (<= 42 main_~y~0))} is VALID [2022-04-15 06:00:39,298 INFO L290 TraceCheckUtils]: 48: Hoare triple {23337#(and (<= main_~y~0 42) (<= 42 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {23338#(and (<= 43 main_~y~0) (<= main_~y~0 43))} is VALID [2022-04-15 06:00:39,299 INFO L290 TraceCheckUtils]: 49: Hoare triple {23338#(and (<= 43 main_~y~0) (<= main_~y~0 43))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {23339#(and (<= main_~y~0 44) (<= 44 main_~y~0))} is VALID [2022-04-15 06:00:39,299 INFO L290 TraceCheckUtils]: 50: Hoare triple {23339#(and (<= main_~y~0 44) (<= 44 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {23340#(and (<= main_~y~0 45) (not (<= (+ (div main_~y~0 4294967296) 1) 0)))} is VALID [2022-04-15 06:00:39,299 INFO L290 TraceCheckUtils]: 51: Hoare triple {23340#(and (<= main_~y~0 45) (not (<= (+ (div main_~y~0 4294967296) 1) 0)))} assume !(~y~0 % 4294967296 < 1024); {23291#false} is VALID [2022-04-15 06:00:39,299 INFO L272 TraceCheckUtils]: 52: Hoare triple {23291#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {23291#false} is VALID [2022-04-15 06:00:39,300 INFO L290 TraceCheckUtils]: 53: Hoare triple {23291#false} ~cond := #in~cond; {23291#false} is VALID [2022-04-15 06:00:39,300 INFO L290 TraceCheckUtils]: 54: Hoare triple {23291#false} assume 0 == ~cond; {23291#false} is VALID [2022-04-15 06:00:39,300 INFO L290 TraceCheckUtils]: 55: Hoare triple {23291#false} assume !false; {23291#false} is VALID [2022-04-15 06:00:39,300 INFO L134 CoverageAnalysis]: Checked inductivity of 1035 backedges. 0 proven. 1035 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 06:00:39,300 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-15 06:00:39,300 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1867175092] [2022-04-15 06:00:39,300 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1867175092] provided 0 perfect and 1 imperfect interpolant sequences [2022-04-15 06:00:39,300 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [887892370] [2022-04-15 06:00:39,300 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2022-04-15 06:00:39,301 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-15 06:00:39,301 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-15 06:00:39,303 INFO L229 MonitoredProcess]: Starting monitored process 46 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-04-15 06:00:39,304 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (46)] Waiting until timeout for monitored process [2022-04-15 06:00:45,844 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 24 check-sat command(s) [2022-04-15 06:00:45,845 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-15 06:00:45,853 INFO L263 TraceCheckSpWp]: Trace formula consists of 278 conjuncts, 94 conjunts are in the unsatisfiable core [2022-04-15 06:00:46,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 06:00:46,763 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-15 06:00:47,435 INFO L272 TraceCheckUtils]: 0: Hoare triple {23290#true} call ULTIMATE.init(); {23290#true} is VALID [2022-04-15 06:00:47,435 INFO L290 TraceCheckUtils]: 1: Hoare triple {23290#true} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {23290#true} is VALID [2022-04-15 06:00:47,435 INFO L290 TraceCheckUtils]: 2: Hoare triple {23290#true} assume true; {23290#true} is VALID [2022-04-15 06:00:47,435 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {23290#true} {23290#true} #34#return; {23290#true} is VALID [2022-04-15 06:00:47,435 INFO L272 TraceCheckUtils]: 4: Hoare triple {23290#true} call #t~ret5 := main(); {23290#true} is VALID [2022-04-15 06:00:47,436 INFO L290 TraceCheckUtils]: 5: Hoare triple {23290#true} ~x~0 := 1;~y~0 := 0; {23295#(= main_~y~0 0)} is VALID [2022-04-15 06:00:47,437 INFO L290 TraceCheckUtils]: 6: Hoare triple {23295#(= main_~y~0 0)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {23296#(and (<= 1 main_~y~0) (<= main_~y~0 1))} is VALID [2022-04-15 06:00:47,437 INFO L290 TraceCheckUtils]: 7: Hoare triple {23296#(and (<= 1 main_~y~0) (<= main_~y~0 1))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {23297#(and (<= 2 main_~y~0) (<= main_~y~0 2))} is VALID [2022-04-15 06:00:47,438 INFO L290 TraceCheckUtils]: 8: Hoare triple {23297#(and (<= 2 main_~y~0) (<= main_~y~0 2))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {23298#(and (<= main_~y~0 3) (<= 3 main_~y~0))} is VALID [2022-04-15 06:00:47,438 INFO L290 TraceCheckUtils]: 9: Hoare triple {23298#(and (<= main_~y~0 3) (<= 3 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {23299#(and (<= main_~y~0 4) (<= 4 main_~y~0))} is VALID [2022-04-15 06:00:47,439 INFO L290 TraceCheckUtils]: 10: Hoare triple {23299#(and (<= main_~y~0 4) (<= 4 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {23300#(and (<= 5 main_~y~0) (<= main_~y~0 5))} is VALID [2022-04-15 06:00:47,439 INFO L290 TraceCheckUtils]: 11: Hoare triple {23300#(and (<= 5 main_~y~0) (<= main_~y~0 5))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {23301#(and (<= main_~y~0 6) (<= 6 main_~y~0))} is VALID [2022-04-15 06:00:47,440 INFO L290 TraceCheckUtils]: 12: Hoare triple {23301#(and (<= main_~y~0 6) (<= 6 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {23302#(and (<= 7 main_~y~0) (<= main_~y~0 7))} is VALID [2022-04-15 06:00:47,440 INFO L290 TraceCheckUtils]: 13: Hoare triple {23302#(and (<= 7 main_~y~0) (<= main_~y~0 7))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {23303#(and (<= main_~y~0 8) (<= 8 main_~y~0))} is VALID [2022-04-15 06:00:47,441 INFO L290 TraceCheckUtils]: 14: Hoare triple {23303#(and (<= main_~y~0 8) (<= 8 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {23304#(and (<= 9 main_~y~0) (<= main_~y~0 9))} is VALID [2022-04-15 06:00:47,441 INFO L290 TraceCheckUtils]: 15: Hoare triple {23304#(and (<= 9 main_~y~0) (<= main_~y~0 9))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {23305#(and (<= main_~y~0 10) (<= 10 main_~y~0))} is VALID [2022-04-15 06:00:47,442 INFO L290 TraceCheckUtils]: 16: Hoare triple {23305#(and (<= main_~y~0 10) (<= 10 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {23306#(and (<= main_~y~0 11) (<= 11 main_~y~0))} is VALID [2022-04-15 06:00:47,442 INFO L290 TraceCheckUtils]: 17: Hoare triple {23306#(and (<= main_~y~0 11) (<= 11 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {23307#(and (<= 12 main_~y~0) (<= main_~y~0 12))} is VALID [2022-04-15 06:00:47,443 INFO L290 TraceCheckUtils]: 18: Hoare triple {23307#(and (<= 12 main_~y~0) (<= main_~y~0 12))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {23308#(and (<= main_~y~0 13) (<= 13 main_~y~0))} is VALID [2022-04-15 06:00:47,443 INFO L290 TraceCheckUtils]: 19: Hoare triple {23308#(and (<= main_~y~0 13) (<= 13 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {23309#(and (<= 14 main_~y~0) (<= main_~y~0 14))} is VALID [2022-04-15 06:00:47,444 INFO L290 TraceCheckUtils]: 20: Hoare triple {23309#(and (<= 14 main_~y~0) (<= main_~y~0 14))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {23310#(and (<= main_~y~0 15) (<= 15 main_~y~0))} is VALID [2022-04-15 06:00:47,444 INFO L290 TraceCheckUtils]: 21: Hoare triple {23310#(and (<= main_~y~0 15) (<= 15 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {23311#(and (<= 16 main_~y~0) (<= main_~y~0 16))} is VALID [2022-04-15 06:00:47,445 INFO L290 TraceCheckUtils]: 22: Hoare triple {23311#(and (<= 16 main_~y~0) (<= main_~y~0 16))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {23312#(and (<= main_~y~0 17) (<= 17 main_~y~0))} is VALID [2022-04-15 06:00:47,445 INFO L290 TraceCheckUtils]: 23: Hoare triple {23312#(and (<= main_~y~0 17) (<= 17 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {23313#(and (<= 18 main_~y~0) (<= main_~y~0 18))} is VALID [2022-04-15 06:00:47,446 INFO L290 TraceCheckUtils]: 24: Hoare triple {23313#(and (<= 18 main_~y~0) (<= main_~y~0 18))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {23314#(and (<= 19 main_~y~0) (<= main_~y~0 19))} is VALID [2022-04-15 06:00:47,446 INFO L290 TraceCheckUtils]: 25: Hoare triple {23314#(and (<= 19 main_~y~0) (<= main_~y~0 19))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {23315#(and (<= 20 main_~y~0) (<= main_~y~0 20))} is VALID [2022-04-15 06:00:47,447 INFO L290 TraceCheckUtils]: 26: Hoare triple {23315#(and (<= 20 main_~y~0) (<= main_~y~0 20))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {23316#(and (<= main_~y~0 21) (<= 21 main_~y~0))} is VALID [2022-04-15 06:00:47,447 INFO L290 TraceCheckUtils]: 27: Hoare triple {23316#(and (<= main_~y~0 21) (<= 21 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {23317#(and (<= main_~y~0 22) (<= 22 main_~y~0))} is VALID [2022-04-15 06:00:47,448 INFO L290 TraceCheckUtils]: 28: Hoare triple {23317#(and (<= main_~y~0 22) (<= 22 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {23318#(and (<= main_~y~0 23) (<= 23 main_~y~0))} is VALID [2022-04-15 06:00:47,448 INFO L290 TraceCheckUtils]: 29: Hoare triple {23318#(and (<= main_~y~0 23) (<= 23 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {23319#(and (<= 24 main_~y~0) (<= main_~y~0 24))} is VALID [2022-04-15 06:00:47,449 INFO L290 TraceCheckUtils]: 30: Hoare triple {23319#(and (<= 24 main_~y~0) (<= main_~y~0 24))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {23320#(and (<= 25 main_~y~0) (<= main_~y~0 25))} is VALID [2022-04-15 06:00:47,449 INFO L290 TraceCheckUtils]: 31: Hoare triple {23320#(and (<= 25 main_~y~0) (<= main_~y~0 25))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {23321#(and (<= main_~y~0 26) (<= 26 main_~y~0))} is VALID [2022-04-15 06:00:47,450 INFO L290 TraceCheckUtils]: 32: Hoare triple {23321#(and (<= main_~y~0 26) (<= 26 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {23322#(and (<= main_~y~0 27) (<= 27 main_~y~0))} is VALID [2022-04-15 06:00:47,450 INFO L290 TraceCheckUtils]: 33: Hoare triple {23322#(and (<= main_~y~0 27) (<= 27 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {23323#(and (<= main_~y~0 28) (<= 28 main_~y~0))} is VALID [2022-04-15 06:00:47,451 INFO L290 TraceCheckUtils]: 34: Hoare triple {23323#(and (<= main_~y~0 28) (<= 28 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {23324#(and (<= 29 main_~y~0) (<= main_~y~0 29))} is VALID [2022-04-15 06:00:47,452 INFO L290 TraceCheckUtils]: 35: Hoare triple {23324#(and (<= 29 main_~y~0) (<= main_~y~0 29))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {23325#(and (<= main_~y~0 30) (<= 30 main_~y~0))} is VALID [2022-04-15 06:00:47,452 INFO L290 TraceCheckUtils]: 36: Hoare triple {23325#(and (<= main_~y~0 30) (<= 30 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {23326#(and (<= main_~y~0 31) (<= 31 main_~y~0))} is VALID [2022-04-15 06:00:47,453 INFO L290 TraceCheckUtils]: 37: Hoare triple {23326#(and (<= main_~y~0 31) (<= 31 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {23327#(and (<= main_~y~0 32) (<= 32 main_~y~0))} is VALID [2022-04-15 06:00:47,453 INFO L290 TraceCheckUtils]: 38: Hoare triple {23327#(and (<= main_~y~0 32) (<= 32 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {23328#(and (<= 33 main_~y~0) (<= main_~y~0 33))} is VALID [2022-04-15 06:00:47,454 INFO L290 TraceCheckUtils]: 39: Hoare triple {23328#(and (<= 33 main_~y~0) (<= main_~y~0 33))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {23329#(and (<= main_~y~0 34) (<= 34 main_~y~0))} is VALID [2022-04-15 06:00:47,454 INFO L290 TraceCheckUtils]: 40: Hoare triple {23329#(and (<= main_~y~0 34) (<= 34 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {23330#(and (<= 35 main_~y~0) (<= main_~y~0 35))} is VALID [2022-04-15 06:00:47,455 INFO L290 TraceCheckUtils]: 41: Hoare triple {23330#(and (<= 35 main_~y~0) (<= main_~y~0 35))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {23331#(and (<= 36 main_~y~0) (<= main_~y~0 36))} is VALID [2022-04-15 06:00:47,455 INFO L290 TraceCheckUtils]: 42: Hoare triple {23331#(and (<= 36 main_~y~0) (<= main_~y~0 36))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {23332#(and (<= main_~y~0 37) (<= 37 main_~y~0))} is VALID [2022-04-15 06:00:47,456 INFO L290 TraceCheckUtils]: 43: Hoare triple {23332#(and (<= main_~y~0 37) (<= 37 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {23333#(and (<= 38 main_~y~0) (<= main_~y~0 38))} is VALID [2022-04-15 06:00:47,456 INFO L290 TraceCheckUtils]: 44: Hoare triple {23333#(and (<= 38 main_~y~0) (<= main_~y~0 38))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {23334#(and (<= 39 main_~y~0) (<= main_~y~0 39))} is VALID [2022-04-15 06:00:47,457 INFO L290 TraceCheckUtils]: 45: Hoare triple {23334#(and (<= 39 main_~y~0) (<= main_~y~0 39))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {23335#(and (<= 40 main_~y~0) (<= main_~y~0 40))} is VALID [2022-04-15 06:00:47,457 INFO L290 TraceCheckUtils]: 46: Hoare triple {23335#(and (<= 40 main_~y~0) (<= main_~y~0 40))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {23336#(and (<= 41 main_~y~0) (<= main_~y~0 41))} is VALID [2022-04-15 06:00:47,458 INFO L290 TraceCheckUtils]: 47: Hoare triple {23336#(and (<= 41 main_~y~0) (<= main_~y~0 41))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {23337#(and (<= main_~y~0 42) (<= 42 main_~y~0))} is VALID [2022-04-15 06:00:47,458 INFO L290 TraceCheckUtils]: 48: Hoare triple {23337#(and (<= main_~y~0 42) (<= 42 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {23338#(and (<= 43 main_~y~0) (<= main_~y~0 43))} is VALID [2022-04-15 06:00:47,459 INFO L290 TraceCheckUtils]: 49: Hoare triple {23338#(and (<= 43 main_~y~0) (<= main_~y~0 43))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {23339#(and (<= main_~y~0 44) (<= 44 main_~y~0))} is VALID [2022-04-15 06:00:47,459 INFO L290 TraceCheckUtils]: 50: Hoare triple {23339#(and (<= main_~y~0 44) (<= 44 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {23495#(and (<= main_~y~0 45) (<= 45 main_~y~0))} is VALID [2022-04-15 06:00:47,460 INFO L290 TraceCheckUtils]: 51: Hoare triple {23495#(and (<= main_~y~0 45) (<= 45 main_~y~0))} assume !(~y~0 % 4294967296 < 1024); {23291#false} is VALID [2022-04-15 06:00:47,460 INFO L272 TraceCheckUtils]: 52: Hoare triple {23291#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {23291#false} is VALID [2022-04-15 06:00:47,460 INFO L290 TraceCheckUtils]: 53: Hoare triple {23291#false} ~cond := #in~cond; {23291#false} is VALID [2022-04-15 06:00:47,460 INFO L290 TraceCheckUtils]: 54: Hoare triple {23291#false} assume 0 == ~cond; {23291#false} is VALID [2022-04-15 06:00:47,460 INFO L290 TraceCheckUtils]: 55: Hoare triple {23291#false} assume !false; {23291#false} is VALID [2022-04-15 06:00:47,460 INFO L134 CoverageAnalysis]: Checked inductivity of 1035 backedges. 0 proven. 1035 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 06:00:47,460 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-15 06:00:56,498 INFO L290 TraceCheckUtils]: 55: Hoare triple {23291#false} assume !false; {23291#false} is VALID [2022-04-15 06:00:56,498 INFO L290 TraceCheckUtils]: 54: Hoare triple {23291#false} assume 0 == ~cond; {23291#false} is VALID [2022-04-15 06:00:56,498 INFO L290 TraceCheckUtils]: 53: Hoare triple {23291#false} ~cond := #in~cond; {23291#false} is VALID [2022-04-15 06:00:56,498 INFO L272 TraceCheckUtils]: 52: Hoare triple {23291#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {23291#false} is VALID [2022-04-15 06:00:56,498 INFO L290 TraceCheckUtils]: 51: Hoare triple {23523#(< (mod main_~y~0 4294967296) 1024)} assume !(~y~0 % 4294967296 < 1024); {23291#false} is VALID [2022-04-15 06:00:56,499 INFO L290 TraceCheckUtils]: 50: Hoare triple {23527#(or (< (mod (+ main_~y~0 1) 4294967296) 1024) (not (< (mod main_~y~0 4294967296) 1024)))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {23523#(< (mod main_~y~0 4294967296) 1024)} is VALID [2022-04-15 06:00:56,500 INFO L290 TraceCheckUtils]: 49: Hoare triple {23531#(or (< (mod (+ main_~y~0 2) 4294967296) 1024) (not (< (mod (+ main_~y~0 1) 4294967296) 1024)))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {23527#(or (< (mod (+ main_~y~0 1) 4294967296) 1024) (not (< (mod main_~y~0 4294967296) 1024)))} is VALID [2022-04-15 06:00:56,501 INFO L290 TraceCheckUtils]: 48: Hoare triple {23535#(or (< (mod (+ main_~y~0 3) 4294967296) 1024) (not (< (mod (+ main_~y~0 2) 4294967296) 1024)))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {23531#(or (< (mod (+ main_~y~0 2) 4294967296) 1024) (not (< (mod (+ main_~y~0 1) 4294967296) 1024)))} is VALID [2022-04-15 06:00:56,502 INFO L290 TraceCheckUtils]: 47: Hoare triple {23539#(or (not (< (mod (+ main_~y~0 3) 4294967296) 1024)) (< (mod (+ main_~y~0 4) 4294967296) 1024))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {23535#(or (< (mod (+ main_~y~0 3) 4294967296) 1024) (not (< (mod (+ main_~y~0 2) 4294967296) 1024)))} is VALID [2022-04-15 06:00:56,503 INFO L290 TraceCheckUtils]: 46: Hoare triple {23543#(or (not (< (mod (+ main_~y~0 4) 4294967296) 1024)) (< (mod (+ 5 main_~y~0) 4294967296) 1024))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {23539#(or (not (< (mod (+ main_~y~0 3) 4294967296) 1024)) (< (mod (+ main_~y~0 4) 4294967296) 1024))} is VALID [2022-04-15 06:00:56,504 INFO L290 TraceCheckUtils]: 45: Hoare triple {23547#(or (not (< (mod (+ 5 main_~y~0) 4294967296) 1024)) (< (mod (+ main_~y~0 6) 4294967296) 1024))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {23543#(or (not (< (mod (+ main_~y~0 4) 4294967296) 1024)) (< (mod (+ 5 main_~y~0) 4294967296) 1024))} is VALID [2022-04-15 06:00:56,505 INFO L290 TraceCheckUtils]: 44: Hoare triple {23551#(or (< (mod (+ 7 main_~y~0) 4294967296) 1024) (not (< (mod (+ main_~y~0 6) 4294967296) 1024)))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {23547#(or (not (< (mod (+ 5 main_~y~0) 4294967296) 1024)) (< (mod (+ main_~y~0 6) 4294967296) 1024))} is VALID [2022-04-15 06:00:56,505 INFO L290 TraceCheckUtils]: 43: Hoare triple {23555#(or (not (< (mod (+ 7 main_~y~0) 4294967296) 1024)) (< (mod (+ main_~y~0 8) 4294967296) 1024))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {23551#(or (< (mod (+ 7 main_~y~0) 4294967296) 1024) (not (< (mod (+ main_~y~0 6) 4294967296) 1024)))} is VALID [2022-04-15 06:00:56,506 INFO L290 TraceCheckUtils]: 42: Hoare triple {23559#(or (< (mod (+ main_~y~0 9) 4294967296) 1024) (not (< (mod (+ main_~y~0 8) 4294967296) 1024)))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {23555#(or (not (< (mod (+ 7 main_~y~0) 4294967296) 1024)) (< (mod (+ main_~y~0 8) 4294967296) 1024))} is VALID [2022-04-15 06:00:56,507 INFO L290 TraceCheckUtils]: 41: Hoare triple {23563#(or (not (< (mod (+ main_~y~0 9) 4294967296) 1024)) (< (mod (+ main_~y~0 10) 4294967296) 1024))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {23559#(or (< (mod (+ main_~y~0 9) 4294967296) 1024) (not (< (mod (+ main_~y~0 8) 4294967296) 1024)))} is VALID [2022-04-15 06:00:56,508 INFO L290 TraceCheckUtils]: 40: Hoare triple {23567#(or (not (< (mod (+ main_~y~0 10) 4294967296) 1024)) (< (mod (+ main_~y~0 11) 4294967296) 1024))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {23563#(or (not (< (mod (+ main_~y~0 9) 4294967296) 1024)) (< (mod (+ main_~y~0 10) 4294967296) 1024))} is VALID [2022-04-15 06:00:56,509 INFO L290 TraceCheckUtils]: 39: Hoare triple {23571#(or (not (< (mod (+ main_~y~0 11) 4294967296) 1024)) (< (mod (+ main_~y~0 12) 4294967296) 1024))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {23567#(or (not (< (mod (+ main_~y~0 10) 4294967296) 1024)) (< (mod (+ main_~y~0 11) 4294967296) 1024))} is VALID [2022-04-15 06:00:56,510 INFO L290 TraceCheckUtils]: 38: Hoare triple {23575#(or (not (< (mod (+ main_~y~0 12) 4294967296) 1024)) (< (mod (+ main_~y~0 13) 4294967296) 1024))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {23571#(or (not (< (mod (+ main_~y~0 11) 4294967296) 1024)) (< (mod (+ main_~y~0 12) 4294967296) 1024))} is VALID [2022-04-15 06:00:56,511 INFO L290 TraceCheckUtils]: 37: Hoare triple {23579#(or (< (mod (+ main_~y~0 14) 4294967296) 1024) (not (< (mod (+ main_~y~0 13) 4294967296) 1024)))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {23575#(or (not (< (mod (+ main_~y~0 12) 4294967296) 1024)) (< (mod (+ main_~y~0 13) 4294967296) 1024))} is VALID [2022-04-15 06:00:56,511 INFO L290 TraceCheckUtils]: 36: Hoare triple {23583#(or (not (< (mod (+ main_~y~0 14) 4294967296) 1024)) (< (mod (+ main_~y~0 15) 4294967296) 1024))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {23579#(or (< (mod (+ main_~y~0 14) 4294967296) 1024) (not (< (mod (+ main_~y~0 13) 4294967296) 1024)))} is VALID [2022-04-15 06:00:56,512 INFO L290 TraceCheckUtils]: 35: Hoare triple {23587#(or (< (mod (+ main_~y~0 16) 4294967296) 1024) (not (< (mod (+ main_~y~0 15) 4294967296) 1024)))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {23583#(or (not (< (mod (+ main_~y~0 14) 4294967296) 1024)) (< (mod (+ main_~y~0 15) 4294967296) 1024))} is VALID [2022-04-15 06:00:56,513 INFO L290 TraceCheckUtils]: 34: Hoare triple {23591#(or (< (mod (+ main_~y~0 17) 4294967296) 1024) (not (< (mod (+ main_~y~0 16) 4294967296) 1024)))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {23587#(or (< (mod (+ main_~y~0 16) 4294967296) 1024) (not (< (mod (+ main_~y~0 15) 4294967296) 1024)))} is VALID [2022-04-15 06:00:56,514 INFO L290 TraceCheckUtils]: 33: Hoare triple {23595#(or (< (mod (+ main_~y~0 18) 4294967296) 1024) (not (< (mod (+ main_~y~0 17) 4294967296) 1024)))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {23591#(or (< (mod (+ main_~y~0 17) 4294967296) 1024) (not (< (mod (+ main_~y~0 16) 4294967296) 1024)))} is VALID [2022-04-15 06:00:56,515 INFO L290 TraceCheckUtils]: 32: Hoare triple {23599#(or (not (< (mod (+ main_~y~0 18) 4294967296) 1024)) (< (mod (+ 19 main_~y~0) 4294967296) 1024))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {23595#(or (< (mod (+ main_~y~0 18) 4294967296) 1024) (not (< (mod (+ main_~y~0 17) 4294967296) 1024)))} is VALID [2022-04-15 06:00:56,516 INFO L290 TraceCheckUtils]: 31: Hoare triple {23603#(or (< (mod (+ main_~y~0 20) 4294967296) 1024) (not (< (mod (+ 19 main_~y~0) 4294967296) 1024)))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {23599#(or (not (< (mod (+ main_~y~0 18) 4294967296) 1024)) (< (mod (+ 19 main_~y~0) 4294967296) 1024))} is VALID [2022-04-15 06:00:56,516 INFO L290 TraceCheckUtils]: 30: Hoare triple {23607#(or (< (mod (+ main_~y~0 21) 4294967296) 1024) (not (< (mod (+ main_~y~0 20) 4294967296) 1024)))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {23603#(or (< (mod (+ main_~y~0 20) 4294967296) 1024) (not (< (mod (+ 19 main_~y~0) 4294967296) 1024)))} is VALID [2022-04-15 06:00:56,517 INFO L290 TraceCheckUtils]: 29: Hoare triple {23611#(or (< (mod (+ main_~y~0 22) 4294967296) 1024) (not (< (mod (+ main_~y~0 21) 4294967296) 1024)))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {23607#(or (< (mod (+ main_~y~0 21) 4294967296) 1024) (not (< (mod (+ main_~y~0 20) 4294967296) 1024)))} is VALID [2022-04-15 06:00:56,518 INFO L290 TraceCheckUtils]: 28: Hoare triple {23615#(or (not (< (mod (+ main_~y~0 22) 4294967296) 1024)) (< (mod (+ 23 main_~y~0) 4294967296) 1024))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {23611#(or (< (mod (+ main_~y~0 22) 4294967296) 1024) (not (< (mod (+ main_~y~0 21) 4294967296) 1024)))} is VALID [2022-04-15 06:00:56,519 INFO L290 TraceCheckUtils]: 27: Hoare triple {23619#(or (not (< (mod (+ 23 main_~y~0) 4294967296) 1024)) (< (mod (+ main_~y~0 24) 4294967296) 1024))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {23615#(or (not (< (mod (+ main_~y~0 22) 4294967296) 1024)) (< (mod (+ 23 main_~y~0) 4294967296) 1024))} is VALID [2022-04-15 06:00:56,520 INFO L290 TraceCheckUtils]: 26: Hoare triple {23623#(or (not (< (mod (+ main_~y~0 24) 4294967296) 1024)) (< (mod (+ main_~y~0 25) 4294967296) 1024))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {23619#(or (not (< (mod (+ 23 main_~y~0) 4294967296) 1024)) (< (mod (+ main_~y~0 24) 4294967296) 1024))} is VALID [2022-04-15 06:00:56,521 INFO L290 TraceCheckUtils]: 25: Hoare triple {23627#(or (< (mod (+ main_~y~0 26) 4294967296) 1024) (not (< (mod (+ main_~y~0 25) 4294967296) 1024)))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {23623#(or (not (< (mod (+ main_~y~0 24) 4294967296) 1024)) (< (mod (+ main_~y~0 25) 4294967296) 1024))} is VALID [2022-04-15 06:00:56,521 INFO L290 TraceCheckUtils]: 24: Hoare triple {23631#(or (< (mod (+ main_~y~0 27) 4294967296) 1024) (not (< (mod (+ main_~y~0 26) 4294967296) 1024)))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {23627#(or (< (mod (+ main_~y~0 26) 4294967296) 1024) (not (< (mod (+ main_~y~0 25) 4294967296) 1024)))} is VALID [2022-04-15 06:00:56,522 INFO L290 TraceCheckUtils]: 23: Hoare triple {23635#(or (< (mod (+ main_~y~0 28) 4294967296) 1024) (not (< (mod (+ main_~y~0 27) 4294967296) 1024)))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {23631#(or (< (mod (+ main_~y~0 27) 4294967296) 1024) (not (< (mod (+ main_~y~0 26) 4294967296) 1024)))} is VALID [2022-04-15 06:00:56,523 INFO L290 TraceCheckUtils]: 22: Hoare triple {23639#(or (not (< (mod (+ main_~y~0 28) 4294967296) 1024)) (< (mod (+ 29 main_~y~0) 4294967296) 1024))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {23635#(or (< (mod (+ main_~y~0 28) 4294967296) 1024) (not (< (mod (+ main_~y~0 27) 4294967296) 1024)))} is VALID [2022-04-15 06:00:56,524 INFO L290 TraceCheckUtils]: 21: Hoare triple {23643#(or (< (mod (+ 30 main_~y~0) 4294967296) 1024) (not (< (mod (+ 29 main_~y~0) 4294967296) 1024)))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {23639#(or (not (< (mod (+ main_~y~0 28) 4294967296) 1024)) (< (mod (+ 29 main_~y~0) 4294967296) 1024))} is VALID [2022-04-15 06:00:56,525 INFO L290 TraceCheckUtils]: 20: Hoare triple {23647#(or (not (< (mod (+ 30 main_~y~0) 4294967296) 1024)) (< (mod (+ main_~y~0 31) 4294967296) 1024))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {23643#(or (< (mod (+ 30 main_~y~0) 4294967296) 1024) (not (< (mod (+ 29 main_~y~0) 4294967296) 1024)))} is VALID [2022-04-15 06:00:56,526 INFO L290 TraceCheckUtils]: 19: Hoare triple {23651#(or (< (mod (+ 32 main_~y~0) 4294967296) 1024) (not (< (mod (+ main_~y~0 31) 4294967296) 1024)))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {23647#(or (not (< (mod (+ 30 main_~y~0) 4294967296) 1024)) (< (mod (+ main_~y~0 31) 4294967296) 1024))} is VALID [2022-04-15 06:00:56,526 INFO L290 TraceCheckUtils]: 18: Hoare triple {23655#(or (not (< (mod (+ 32 main_~y~0) 4294967296) 1024)) (< (mod (+ main_~y~0 33) 4294967296) 1024))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {23651#(or (< (mod (+ 32 main_~y~0) 4294967296) 1024) (not (< (mod (+ main_~y~0 31) 4294967296) 1024)))} is VALID [2022-04-15 06:00:56,527 INFO L290 TraceCheckUtils]: 17: Hoare triple {23659#(or (< (mod (+ main_~y~0 34) 4294967296) 1024) (not (< (mod (+ main_~y~0 33) 4294967296) 1024)))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {23655#(or (not (< (mod (+ 32 main_~y~0) 4294967296) 1024)) (< (mod (+ main_~y~0 33) 4294967296) 1024))} is VALID [2022-04-15 06:00:56,528 INFO L290 TraceCheckUtils]: 16: Hoare triple {23663#(or (< (mod (+ 35 main_~y~0) 4294967296) 1024) (not (< (mod (+ main_~y~0 34) 4294967296) 1024)))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {23659#(or (< (mod (+ main_~y~0 34) 4294967296) 1024) (not (< (mod (+ main_~y~0 33) 4294967296) 1024)))} is VALID [2022-04-15 06:00:56,529 INFO L290 TraceCheckUtils]: 15: Hoare triple {23667#(or (not (< (mod (+ 35 main_~y~0) 4294967296) 1024)) (< (mod (+ main_~y~0 36) 4294967296) 1024))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {23663#(or (< (mod (+ 35 main_~y~0) 4294967296) 1024) (not (< (mod (+ main_~y~0 34) 4294967296) 1024)))} is VALID [2022-04-15 06:00:56,530 INFO L290 TraceCheckUtils]: 14: Hoare triple {23671#(or (< (mod (+ main_~y~0 37) 4294967296) 1024) (not (< (mod (+ main_~y~0 36) 4294967296) 1024)))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {23667#(or (not (< (mod (+ 35 main_~y~0) 4294967296) 1024)) (< (mod (+ main_~y~0 36) 4294967296) 1024))} is VALID [2022-04-15 06:00:56,531 INFO L290 TraceCheckUtils]: 13: Hoare triple {23675#(or (not (< (mod (+ main_~y~0 37) 4294967296) 1024)) (< (mod (+ main_~y~0 38) 4294967296) 1024))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {23671#(or (< (mod (+ main_~y~0 37) 4294967296) 1024) (not (< (mod (+ main_~y~0 36) 4294967296) 1024)))} is VALID [2022-04-15 06:00:56,532 INFO L290 TraceCheckUtils]: 12: Hoare triple {23679#(or (not (< (mod (+ main_~y~0 38) 4294967296) 1024)) (< (mod (+ main_~y~0 39) 4294967296) 1024))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {23675#(or (not (< (mod (+ main_~y~0 37) 4294967296) 1024)) (< (mod (+ main_~y~0 38) 4294967296) 1024))} is VALID [2022-04-15 06:00:56,532 INFO L290 TraceCheckUtils]: 11: Hoare triple {23683#(or (< (mod (+ 40 main_~y~0) 4294967296) 1024) (not (< (mod (+ main_~y~0 39) 4294967296) 1024)))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {23679#(or (not (< (mod (+ main_~y~0 38) 4294967296) 1024)) (< (mod (+ main_~y~0 39) 4294967296) 1024))} is VALID [2022-04-15 06:00:56,533 INFO L290 TraceCheckUtils]: 10: Hoare triple {23687#(or (< (mod (+ 41 main_~y~0) 4294967296) 1024) (not (< (mod (+ 40 main_~y~0) 4294967296) 1024)))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {23683#(or (< (mod (+ 40 main_~y~0) 4294967296) 1024) (not (< (mod (+ main_~y~0 39) 4294967296) 1024)))} is VALID [2022-04-15 06:00:56,534 INFO L290 TraceCheckUtils]: 9: Hoare triple {23691#(or (not (< (mod (+ 41 main_~y~0) 4294967296) 1024)) (< (mod (+ 42 main_~y~0) 4294967296) 1024))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {23687#(or (< (mod (+ 41 main_~y~0) 4294967296) 1024) (not (< (mod (+ 40 main_~y~0) 4294967296) 1024)))} is VALID [2022-04-15 06:00:56,535 INFO L290 TraceCheckUtils]: 8: Hoare triple {23695#(or (< (mod (+ main_~y~0 43) 4294967296) 1024) (not (< (mod (+ 42 main_~y~0) 4294967296) 1024)))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {23691#(or (not (< (mod (+ 41 main_~y~0) 4294967296) 1024)) (< (mod (+ 42 main_~y~0) 4294967296) 1024))} is VALID [2022-04-15 06:00:56,536 INFO L290 TraceCheckUtils]: 7: Hoare triple {23699#(or (not (< (mod (+ main_~y~0 43) 4294967296) 1024)) (< (mod (+ 44 main_~y~0) 4294967296) 1024))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {23695#(or (< (mod (+ main_~y~0 43) 4294967296) 1024) (not (< (mod (+ 42 main_~y~0) 4294967296) 1024)))} is VALID [2022-04-15 06:00:56,537 INFO L290 TraceCheckUtils]: 6: Hoare triple {23703#(or (< (mod (+ main_~y~0 45) 4294967296) 1024) (not (< (mod (+ 44 main_~y~0) 4294967296) 1024)))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {23699#(or (not (< (mod (+ main_~y~0 43) 4294967296) 1024)) (< (mod (+ 44 main_~y~0) 4294967296) 1024))} is VALID [2022-04-15 06:00:56,537 INFO L290 TraceCheckUtils]: 5: Hoare triple {23290#true} ~x~0 := 1;~y~0 := 0; {23703#(or (< (mod (+ main_~y~0 45) 4294967296) 1024) (not (< (mod (+ 44 main_~y~0) 4294967296) 1024)))} is VALID [2022-04-15 06:00:56,537 INFO L272 TraceCheckUtils]: 4: Hoare triple {23290#true} call #t~ret5 := main(); {23290#true} is VALID [2022-04-15 06:00:56,537 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {23290#true} {23290#true} #34#return; {23290#true} is VALID [2022-04-15 06:00:56,537 INFO L290 TraceCheckUtils]: 2: Hoare triple {23290#true} assume true; {23290#true} is VALID [2022-04-15 06:00:56,537 INFO L290 TraceCheckUtils]: 1: Hoare triple {23290#true} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {23290#true} is VALID [2022-04-15 06:00:56,537 INFO L272 TraceCheckUtils]: 0: Hoare triple {23290#true} call ULTIMATE.init(); {23290#true} is VALID [2022-04-15 06:00:56,538 INFO L134 CoverageAnalysis]: Checked inductivity of 1035 backedges. 0 proven. 1035 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 06:00:56,538 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [887892370] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-15 06:00:56,538 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-04-15 06:00:56,538 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [49, 48, 48] total 96 [2022-04-15 06:00:56,538 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-15 06:00:56,538 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [959227832] [2022-04-15 06:00:56,539 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [959227832] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-15 06:00:56,539 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-15 06:00:56,539 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [49] imperfect sequences [] total 49 [2022-04-15 06:00:56,539 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1294368228] [2022-04-15 06:00:56,539 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-15 06:00:56,539 INFO L78 Accepts]: Start accepts. Automaton has has 49 states, 49 states have (on average 1.0612244897959184) internal successors, (52), 48 states have internal predecessors, (52), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 56 [2022-04-15 06:00:56,539 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-15 06:00:56,539 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 49 states, 49 states have (on average 1.0612244897959184) internal successors, (52), 48 states have internal predecessors, (52), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:00:56,600 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 56 edges. 56 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 06:00:56,600 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 49 states [2022-04-15 06:00:56,600 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-15 06:00:56,601 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 49 interpolants. [2022-04-15 06:00:56,602 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=2397, Invalid=6723, Unknown=0, NotChecked=0, Total=9120 [2022-04-15 06:00:56,602 INFO L87 Difference]: Start difference. First operand 57 states and 57 transitions. Second operand has 49 states, 49 states have (on average 1.0612244897959184) internal successors, (52), 48 states have internal predecessors, (52), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:01:01,100 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 06:01:01,100 INFO L93 Difference]: Finished difference Result 63 states and 63 transitions. [2022-04-15 06:01:01,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2022-04-15 06:01:01,100 INFO L78 Accepts]: Start accepts. Automaton has has 49 states, 49 states have (on average 1.0612244897959184) internal successors, (52), 48 states have internal predecessors, (52), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 56 [2022-04-15 06:01:01,100 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-15 06:01:01,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 49 states, 49 states have (on average 1.0612244897959184) internal successors, (52), 48 states have internal predecessors, (52), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:01:01,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 49 states and 63 transitions. [2022-04-15 06:01:01,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 49 states, 49 states have (on average 1.0612244897959184) internal successors, (52), 48 states have internal predecessors, (52), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:01:01,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 49 states and 63 transitions. [2022-04-15 06:01:01,101 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 49 states and 63 transitions. [2022-04-15 06:01:01,158 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 63 edges. 63 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 06:01:01,158 INFO L225 Difference]: With dead ends: 63 [2022-04-15 06:01:01,159 INFO L226 Difference]: Without dead ends: 58 [2022-04-15 06:01:01,160 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 207 GetRequests, 66 SyntacticMatches, 1 SemanticMatches, 140 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1131 ImplicationChecksByTransitivity, 10.5s TimeCoverageRelationStatistics Valid=4787, Invalid=15235, Unknown=0, NotChecked=0, Total=20022 [2022-04-15 06:01:01,160 INFO L913 BasicCegarLoop]: 11 mSDtfsCounter, 6 mSDsluCounter, 127 mSDsCounter, 0 mSdLazyCounter, 2197 mSolverCounterSat, 93 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 138 SdHoareTripleChecker+Invalid, 2290 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 93 IncrementalHoareTripleChecker+Valid, 2197 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-04-15 06:01:01,160 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [6 Valid, 138 Invalid, 2290 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [93 Valid, 2197 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-04-15 06:01:01,160 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58 states. [2022-04-15 06:01:01,222 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58 to 58. [2022-04-15 06:01:01,222 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-15 06:01:01,222 INFO L82 GeneralOperation]: Start isEquivalent. First operand 58 states. Second operand has 58 states, 53 states have (on average 1.0188679245283019) internal successors, (54), 53 states have internal predecessors, (54), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:01:01,222 INFO L74 IsIncluded]: Start isIncluded. First operand 58 states. Second operand has 58 states, 53 states have (on average 1.0188679245283019) internal successors, (54), 53 states have internal predecessors, (54), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:01:01,223 INFO L87 Difference]: Start difference. First operand 58 states. Second operand has 58 states, 53 states have (on average 1.0188679245283019) internal successors, (54), 53 states have internal predecessors, (54), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:01:01,223 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 06:01:01,223 INFO L93 Difference]: Finished difference Result 58 states and 58 transitions. [2022-04-15 06:01:01,223 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 58 transitions. [2022-04-15 06:01:01,223 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-15 06:01:01,223 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-15 06:01:01,224 INFO L74 IsIncluded]: Start isIncluded. First operand has 58 states, 53 states have (on average 1.0188679245283019) internal successors, (54), 53 states have internal predecessors, (54), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 58 states. [2022-04-15 06:01:01,224 INFO L87 Difference]: Start difference. First operand has 58 states, 53 states have (on average 1.0188679245283019) internal successors, (54), 53 states have internal predecessors, (54), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 58 states. [2022-04-15 06:01:01,224 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 06:01:01,224 INFO L93 Difference]: Finished difference Result 58 states and 58 transitions. [2022-04-15 06:01:01,224 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 58 transitions. [2022-04-15 06:01:01,224 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-15 06:01:01,224 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-15 06:01:01,224 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-15 06:01:01,224 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-15 06:01:01,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 58 states, 53 states have (on average 1.0188679245283019) internal successors, (54), 53 states have internal predecessors, (54), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:01:01,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 58 states and 58 transitions. [2022-04-15 06:01:01,225 INFO L78 Accepts]: Start accepts. Automaton has 58 states and 58 transitions. Word has length 56 [2022-04-15 06:01:01,225 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-15 06:01:01,225 INFO L478 AbstractCegarLoop]: Abstraction has 58 states and 58 transitions. [2022-04-15 06:01:01,225 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 49 states, 49 states have (on average 1.0612244897959184) internal successors, (52), 48 states have internal predecessors, (52), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:01:01,225 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 58 states and 58 transitions. [2022-04-15 06:01:01,270 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 58 edges. 58 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 06:01:01,270 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 58 transitions. [2022-04-15 06:01:01,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-04-15 06:01:01,270 INFO L491 BasicCegarLoop]: Found error trace [2022-04-15 06:01:01,270 INFO L499 BasicCegarLoop]: trace histogram [46, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-15 06:01:01,283 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (46)] Forceful destruction successful, exit code 0 [2022-04-15 06:01:01,471 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable90,SelfDestructingSolverStorable91,46 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-15 06:01:01,471 INFO L403 AbstractCegarLoop]: === Iteration 48 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-15 06:01:01,471 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-15 06:01:01,471 INFO L85 PathProgramCache]: Analyzing trace with hash -1947289956, now seen corresponding path program 91 times [2022-04-15 06:01:01,472 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-15 06:01:01,472 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [263865303] [2022-04-15 06:01:04,414 INFO L89 AcceleratorJordan]: Jordan loop acceleration statistics: 1 HavocedVariables, 2 AssignedVariables, 0 ReadonlyVariables, Eigenvalues: {0={1=1}, 1={2=1}}, 1 SequentialAcceleration, 0 AlternatingAcceleration, 1 QuantifierFreeResult [2022-04-15 06:01:04,416 INFO L271 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2022-04-15 06:01:04,417 INFO L85 PathProgramCache]: Analyzing trace with hash 792432695, now seen corresponding path program 1 times [2022-04-15 06:01:04,417 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-15 06:01:04,417 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1843426209] [2022-04-15 06:01:04,417 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-15 06:01:04,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-15 06:01:04,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-15 06:01:04,422 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-04-15 06:01:04,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-15 06:01:04,424 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-04-15 06:01:04,424 INFO L85 PathProgramCache]: Analyzing trace with hash -1947289956, now seen corresponding path program 92 times [2022-04-15 06:01:04,424 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-15 06:01:04,424 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [996656828] [2022-04-15 06:01:04,425 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-15 06:01:04,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-15 06:01:04,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 06:01:05,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-15 06:01:05,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 06:01:05,655 INFO L290 TraceCheckUtils]: 0: Hoare triple {24226#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {24174#true} is VALID [2022-04-15 06:01:05,655 INFO L290 TraceCheckUtils]: 1: Hoare triple {24174#true} assume true; {24174#true} is VALID [2022-04-15 06:01:05,655 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {24174#true} {24174#true} #34#return; {24174#true} is VALID [2022-04-15 06:01:05,655 INFO L272 TraceCheckUtils]: 0: Hoare triple {24174#true} call ULTIMATE.init(); {24226#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} is VALID [2022-04-15 06:01:05,656 INFO L290 TraceCheckUtils]: 1: Hoare triple {24226#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {24174#true} is VALID [2022-04-15 06:01:05,656 INFO L290 TraceCheckUtils]: 2: Hoare triple {24174#true} assume true; {24174#true} is VALID [2022-04-15 06:01:05,656 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {24174#true} {24174#true} #34#return; {24174#true} is VALID [2022-04-15 06:01:05,656 INFO L272 TraceCheckUtils]: 4: Hoare triple {24174#true} call #t~ret5 := main(); {24174#true} is VALID [2022-04-15 06:01:05,656 INFO L290 TraceCheckUtils]: 5: Hoare triple {24174#true} ~x~0 := 1;~y~0 := 0; {24179#(= main_~y~0 0)} is VALID [2022-04-15 06:01:05,656 INFO L290 TraceCheckUtils]: 6: Hoare triple {24179#(= main_~y~0 0)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {24180#(and (<= 1 main_~y~0) (<= main_~y~0 1))} is VALID [2022-04-15 06:01:05,657 INFO L290 TraceCheckUtils]: 7: Hoare triple {24180#(and (<= 1 main_~y~0) (<= main_~y~0 1))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {24181#(and (<= 2 main_~y~0) (<= main_~y~0 2))} is VALID [2022-04-15 06:01:05,657 INFO L290 TraceCheckUtils]: 8: Hoare triple {24181#(and (<= 2 main_~y~0) (<= main_~y~0 2))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {24182#(and (<= main_~y~0 3) (<= 3 main_~y~0))} is VALID [2022-04-15 06:01:05,658 INFO L290 TraceCheckUtils]: 9: Hoare triple {24182#(and (<= main_~y~0 3) (<= 3 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {24183#(and (<= main_~y~0 4) (<= 4 main_~y~0))} is VALID [2022-04-15 06:01:05,658 INFO L290 TraceCheckUtils]: 10: Hoare triple {24183#(and (<= main_~y~0 4) (<= 4 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {24184#(and (<= 5 main_~y~0) (<= main_~y~0 5))} is VALID [2022-04-15 06:01:05,659 INFO L290 TraceCheckUtils]: 11: Hoare triple {24184#(and (<= 5 main_~y~0) (<= main_~y~0 5))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {24185#(and (<= main_~y~0 6) (<= 6 main_~y~0))} is VALID [2022-04-15 06:01:05,659 INFO L290 TraceCheckUtils]: 12: Hoare triple {24185#(and (<= main_~y~0 6) (<= 6 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {24186#(and (<= 7 main_~y~0) (<= main_~y~0 7))} is VALID [2022-04-15 06:01:05,660 INFO L290 TraceCheckUtils]: 13: Hoare triple {24186#(and (<= 7 main_~y~0) (<= main_~y~0 7))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {24187#(and (<= main_~y~0 8) (<= 8 main_~y~0))} is VALID [2022-04-15 06:01:05,660 INFO L290 TraceCheckUtils]: 14: Hoare triple {24187#(and (<= main_~y~0 8) (<= 8 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {24188#(and (<= 9 main_~y~0) (<= main_~y~0 9))} is VALID [2022-04-15 06:01:05,661 INFO L290 TraceCheckUtils]: 15: Hoare triple {24188#(and (<= 9 main_~y~0) (<= main_~y~0 9))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {24189#(and (<= main_~y~0 10) (<= 10 main_~y~0))} is VALID [2022-04-15 06:01:05,661 INFO L290 TraceCheckUtils]: 16: Hoare triple {24189#(and (<= main_~y~0 10) (<= 10 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {24190#(and (<= main_~y~0 11) (<= 11 main_~y~0))} is VALID [2022-04-15 06:01:05,662 INFO L290 TraceCheckUtils]: 17: Hoare triple {24190#(and (<= main_~y~0 11) (<= 11 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {24191#(and (<= 12 main_~y~0) (<= main_~y~0 12))} is VALID [2022-04-15 06:01:05,662 INFO L290 TraceCheckUtils]: 18: Hoare triple {24191#(and (<= 12 main_~y~0) (<= main_~y~0 12))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {24192#(and (<= main_~y~0 13) (<= 13 main_~y~0))} is VALID [2022-04-15 06:01:05,663 INFO L290 TraceCheckUtils]: 19: Hoare triple {24192#(and (<= main_~y~0 13) (<= 13 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {24193#(and (<= 14 main_~y~0) (<= main_~y~0 14))} is VALID [2022-04-15 06:01:05,663 INFO L290 TraceCheckUtils]: 20: Hoare triple {24193#(and (<= 14 main_~y~0) (<= main_~y~0 14))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {24194#(and (<= main_~y~0 15) (<= 15 main_~y~0))} is VALID [2022-04-15 06:01:05,664 INFO L290 TraceCheckUtils]: 21: Hoare triple {24194#(and (<= main_~y~0 15) (<= 15 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {24195#(and (<= 16 main_~y~0) (<= main_~y~0 16))} is VALID [2022-04-15 06:01:05,664 INFO L290 TraceCheckUtils]: 22: Hoare triple {24195#(and (<= 16 main_~y~0) (<= main_~y~0 16))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {24196#(and (<= main_~y~0 17) (<= 17 main_~y~0))} is VALID [2022-04-15 06:01:05,665 INFO L290 TraceCheckUtils]: 23: Hoare triple {24196#(and (<= main_~y~0 17) (<= 17 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {24197#(and (<= 18 main_~y~0) (<= main_~y~0 18))} is VALID [2022-04-15 06:01:05,665 INFO L290 TraceCheckUtils]: 24: Hoare triple {24197#(and (<= 18 main_~y~0) (<= main_~y~0 18))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {24198#(and (<= 19 main_~y~0) (<= main_~y~0 19))} is VALID [2022-04-15 06:01:05,666 INFO L290 TraceCheckUtils]: 25: Hoare triple {24198#(and (<= 19 main_~y~0) (<= main_~y~0 19))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {24199#(and (<= 20 main_~y~0) (<= main_~y~0 20))} is VALID [2022-04-15 06:01:05,666 INFO L290 TraceCheckUtils]: 26: Hoare triple {24199#(and (<= 20 main_~y~0) (<= main_~y~0 20))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {24200#(and (<= main_~y~0 21) (<= 21 main_~y~0))} is VALID [2022-04-15 06:01:05,667 INFO L290 TraceCheckUtils]: 27: Hoare triple {24200#(and (<= main_~y~0 21) (<= 21 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {24201#(and (<= main_~y~0 22) (<= 22 main_~y~0))} is VALID [2022-04-15 06:01:05,667 INFO L290 TraceCheckUtils]: 28: Hoare triple {24201#(and (<= main_~y~0 22) (<= 22 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {24202#(and (<= main_~y~0 23) (<= 23 main_~y~0))} is VALID [2022-04-15 06:01:05,668 INFO L290 TraceCheckUtils]: 29: Hoare triple {24202#(and (<= main_~y~0 23) (<= 23 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {24203#(and (<= 24 main_~y~0) (<= main_~y~0 24))} is VALID [2022-04-15 06:01:05,668 INFO L290 TraceCheckUtils]: 30: Hoare triple {24203#(and (<= 24 main_~y~0) (<= main_~y~0 24))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {24204#(and (<= 25 main_~y~0) (<= main_~y~0 25))} is VALID [2022-04-15 06:01:05,669 INFO L290 TraceCheckUtils]: 31: Hoare triple {24204#(and (<= 25 main_~y~0) (<= main_~y~0 25))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {24205#(and (<= main_~y~0 26) (<= 26 main_~y~0))} is VALID [2022-04-15 06:01:05,669 INFO L290 TraceCheckUtils]: 32: Hoare triple {24205#(and (<= main_~y~0 26) (<= 26 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {24206#(and (<= main_~y~0 27) (<= 27 main_~y~0))} is VALID [2022-04-15 06:01:05,670 INFO L290 TraceCheckUtils]: 33: Hoare triple {24206#(and (<= main_~y~0 27) (<= 27 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {24207#(and (<= main_~y~0 28) (<= 28 main_~y~0))} is VALID [2022-04-15 06:01:05,670 INFO L290 TraceCheckUtils]: 34: Hoare triple {24207#(and (<= main_~y~0 28) (<= 28 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {24208#(and (<= 29 main_~y~0) (<= main_~y~0 29))} is VALID [2022-04-15 06:01:05,671 INFO L290 TraceCheckUtils]: 35: Hoare triple {24208#(and (<= 29 main_~y~0) (<= main_~y~0 29))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {24209#(and (<= main_~y~0 30) (<= 30 main_~y~0))} is VALID [2022-04-15 06:01:05,671 INFO L290 TraceCheckUtils]: 36: Hoare triple {24209#(and (<= main_~y~0 30) (<= 30 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {24210#(and (<= main_~y~0 31) (<= 31 main_~y~0))} is VALID [2022-04-15 06:01:05,672 INFO L290 TraceCheckUtils]: 37: Hoare triple {24210#(and (<= main_~y~0 31) (<= 31 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {24211#(and (<= main_~y~0 32) (<= 32 main_~y~0))} is VALID [2022-04-15 06:01:05,672 INFO L290 TraceCheckUtils]: 38: Hoare triple {24211#(and (<= main_~y~0 32) (<= 32 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {24212#(and (<= 33 main_~y~0) (<= main_~y~0 33))} is VALID [2022-04-15 06:01:05,673 INFO L290 TraceCheckUtils]: 39: Hoare triple {24212#(and (<= 33 main_~y~0) (<= main_~y~0 33))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {24213#(and (<= main_~y~0 34) (<= 34 main_~y~0))} is VALID [2022-04-15 06:01:05,674 INFO L290 TraceCheckUtils]: 40: Hoare triple {24213#(and (<= main_~y~0 34) (<= 34 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {24214#(and (<= 35 main_~y~0) (<= main_~y~0 35))} is VALID [2022-04-15 06:01:05,674 INFO L290 TraceCheckUtils]: 41: Hoare triple {24214#(and (<= 35 main_~y~0) (<= main_~y~0 35))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {24215#(and (<= 36 main_~y~0) (<= main_~y~0 36))} is VALID [2022-04-15 06:01:05,675 INFO L290 TraceCheckUtils]: 42: Hoare triple {24215#(and (<= 36 main_~y~0) (<= main_~y~0 36))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {24216#(and (<= main_~y~0 37) (<= 37 main_~y~0))} is VALID [2022-04-15 06:01:05,675 INFO L290 TraceCheckUtils]: 43: Hoare triple {24216#(and (<= main_~y~0 37) (<= 37 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {24217#(and (<= 38 main_~y~0) (<= main_~y~0 38))} is VALID [2022-04-15 06:01:05,676 INFO L290 TraceCheckUtils]: 44: Hoare triple {24217#(and (<= 38 main_~y~0) (<= main_~y~0 38))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {24218#(and (<= 39 main_~y~0) (<= main_~y~0 39))} is VALID [2022-04-15 06:01:05,676 INFO L290 TraceCheckUtils]: 45: Hoare triple {24218#(and (<= 39 main_~y~0) (<= main_~y~0 39))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {24219#(and (<= 40 main_~y~0) (<= main_~y~0 40))} is VALID [2022-04-15 06:01:05,677 INFO L290 TraceCheckUtils]: 46: Hoare triple {24219#(and (<= 40 main_~y~0) (<= main_~y~0 40))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {24220#(and (<= 41 main_~y~0) (<= main_~y~0 41))} is VALID [2022-04-15 06:01:05,677 INFO L290 TraceCheckUtils]: 47: Hoare triple {24220#(and (<= 41 main_~y~0) (<= main_~y~0 41))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {24221#(and (<= main_~y~0 42) (<= 42 main_~y~0))} is VALID [2022-04-15 06:01:05,678 INFO L290 TraceCheckUtils]: 48: Hoare triple {24221#(and (<= main_~y~0 42) (<= 42 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {24222#(and (<= 43 main_~y~0) (<= main_~y~0 43))} is VALID [2022-04-15 06:01:05,678 INFO L290 TraceCheckUtils]: 49: Hoare triple {24222#(and (<= 43 main_~y~0) (<= main_~y~0 43))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {24223#(and (<= main_~y~0 44) (<= 44 main_~y~0))} is VALID [2022-04-15 06:01:05,679 INFO L290 TraceCheckUtils]: 50: Hoare triple {24223#(and (<= main_~y~0 44) (<= 44 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {24224#(and (<= main_~y~0 45) (<= 45 main_~y~0))} is VALID [2022-04-15 06:01:05,679 INFO L290 TraceCheckUtils]: 51: Hoare triple {24224#(and (<= main_~y~0 45) (<= 45 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {24225#(and (not (<= (+ (div main_~y~0 4294967296) 1) 0)) (<= main_~y~0 46))} is VALID [2022-04-15 06:01:05,680 INFO L290 TraceCheckUtils]: 52: Hoare triple {24225#(and (not (<= (+ (div main_~y~0 4294967296) 1) 0)) (<= main_~y~0 46))} assume !(~y~0 % 4294967296 < 1024); {24175#false} is VALID [2022-04-15 06:01:05,680 INFO L272 TraceCheckUtils]: 53: Hoare triple {24175#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {24175#false} is VALID [2022-04-15 06:01:05,680 INFO L290 TraceCheckUtils]: 54: Hoare triple {24175#false} ~cond := #in~cond; {24175#false} is VALID [2022-04-15 06:01:05,680 INFO L290 TraceCheckUtils]: 55: Hoare triple {24175#false} assume 0 == ~cond; {24175#false} is VALID [2022-04-15 06:01:05,680 INFO L290 TraceCheckUtils]: 56: Hoare triple {24175#false} assume !false; {24175#false} is VALID [2022-04-15 06:01:05,680 INFO L134 CoverageAnalysis]: Checked inductivity of 1081 backedges. 0 proven. 1081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 06:01:05,680 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-15 06:01:05,680 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [996656828] [2022-04-15 06:01:05,680 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [996656828] provided 0 perfect and 1 imperfect interpolant sequences [2022-04-15 06:01:05,680 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [500856945] [2022-04-15 06:01:05,680 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-04-15 06:01:05,681 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-15 06:01:05,681 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-15 06:01:05,681 INFO L229 MonitoredProcess]: Starting monitored process 47 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-04-15 06:01:05,683 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (47)] Waiting until timeout for monitored process [2022-04-15 06:01:05,796 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-04-15 06:01:05,796 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-15 06:01:05,798 INFO L263 TraceCheckSpWp]: Trace formula consists of 283 conjuncts, 95 conjunts are in the unsatisfiable core [2022-04-15 06:01:05,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 06:01:05,813 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-15 06:01:06,365 INFO L272 TraceCheckUtils]: 0: Hoare triple {24174#true} call ULTIMATE.init(); {24174#true} is VALID [2022-04-15 06:01:06,365 INFO L290 TraceCheckUtils]: 1: Hoare triple {24174#true} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {24174#true} is VALID [2022-04-15 06:01:06,365 INFO L290 TraceCheckUtils]: 2: Hoare triple {24174#true} assume true; {24174#true} is VALID [2022-04-15 06:01:06,365 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {24174#true} {24174#true} #34#return; {24174#true} is VALID [2022-04-15 06:01:06,365 INFO L272 TraceCheckUtils]: 4: Hoare triple {24174#true} call #t~ret5 := main(); {24174#true} is VALID [2022-04-15 06:01:06,365 INFO L290 TraceCheckUtils]: 5: Hoare triple {24174#true} ~x~0 := 1;~y~0 := 0; {24179#(= main_~y~0 0)} is VALID [2022-04-15 06:01:06,366 INFO L290 TraceCheckUtils]: 6: Hoare triple {24179#(= main_~y~0 0)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {24180#(and (<= 1 main_~y~0) (<= main_~y~0 1))} is VALID [2022-04-15 06:01:06,366 INFO L290 TraceCheckUtils]: 7: Hoare triple {24180#(and (<= 1 main_~y~0) (<= main_~y~0 1))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {24181#(and (<= 2 main_~y~0) (<= main_~y~0 2))} is VALID [2022-04-15 06:01:06,367 INFO L290 TraceCheckUtils]: 8: Hoare triple {24181#(and (<= 2 main_~y~0) (<= main_~y~0 2))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {24182#(and (<= main_~y~0 3) (<= 3 main_~y~0))} is VALID [2022-04-15 06:01:06,367 INFO L290 TraceCheckUtils]: 9: Hoare triple {24182#(and (<= main_~y~0 3) (<= 3 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {24183#(and (<= main_~y~0 4) (<= 4 main_~y~0))} is VALID [2022-04-15 06:01:06,368 INFO L290 TraceCheckUtils]: 10: Hoare triple {24183#(and (<= main_~y~0 4) (<= 4 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {24184#(and (<= 5 main_~y~0) (<= main_~y~0 5))} is VALID [2022-04-15 06:01:06,368 INFO L290 TraceCheckUtils]: 11: Hoare triple {24184#(and (<= 5 main_~y~0) (<= main_~y~0 5))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {24185#(and (<= main_~y~0 6) (<= 6 main_~y~0))} is VALID [2022-04-15 06:01:06,369 INFO L290 TraceCheckUtils]: 12: Hoare triple {24185#(and (<= main_~y~0 6) (<= 6 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {24186#(and (<= 7 main_~y~0) (<= main_~y~0 7))} is VALID [2022-04-15 06:01:06,369 INFO L290 TraceCheckUtils]: 13: Hoare triple {24186#(and (<= 7 main_~y~0) (<= main_~y~0 7))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {24187#(and (<= main_~y~0 8) (<= 8 main_~y~0))} is VALID [2022-04-15 06:01:06,370 INFO L290 TraceCheckUtils]: 14: Hoare triple {24187#(and (<= main_~y~0 8) (<= 8 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {24188#(and (<= 9 main_~y~0) (<= main_~y~0 9))} is VALID [2022-04-15 06:01:06,370 INFO L290 TraceCheckUtils]: 15: Hoare triple {24188#(and (<= 9 main_~y~0) (<= main_~y~0 9))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {24189#(and (<= main_~y~0 10) (<= 10 main_~y~0))} is VALID [2022-04-15 06:01:06,371 INFO L290 TraceCheckUtils]: 16: Hoare triple {24189#(and (<= main_~y~0 10) (<= 10 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {24190#(and (<= main_~y~0 11) (<= 11 main_~y~0))} is VALID [2022-04-15 06:01:06,371 INFO L290 TraceCheckUtils]: 17: Hoare triple {24190#(and (<= main_~y~0 11) (<= 11 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {24191#(and (<= 12 main_~y~0) (<= main_~y~0 12))} is VALID [2022-04-15 06:01:06,372 INFO L290 TraceCheckUtils]: 18: Hoare triple {24191#(and (<= 12 main_~y~0) (<= main_~y~0 12))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {24192#(and (<= main_~y~0 13) (<= 13 main_~y~0))} is VALID [2022-04-15 06:01:06,372 INFO L290 TraceCheckUtils]: 19: Hoare triple {24192#(and (<= main_~y~0 13) (<= 13 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {24193#(and (<= 14 main_~y~0) (<= main_~y~0 14))} is VALID [2022-04-15 06:01:06,373 INFO L290 TraceCheckUtils]: 20: Hoare triple {24193#(and (<= 14 main_~y~0) (<= main_~y~0 14))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {24194#(and (<= main_~y~0 15) (<= 15 main_~y~0))} is VALID [2022-04-15 06:01:06,373 INFO L290 TraceCheckUtils]: 21: Hoare triple {24194#(and (<= main_~y~0 15) (<= 15 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {24195#(and (<= 16 main_~y~0) (<= main_~y~0 16))} is VALID [2022-04-15 06:01:06,374 INFO L290 TraceCheckUtils]: 22: Hoare triple {24195#(and (<= 16 main_~y~0) (<= main_~y~0 16))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {24196#(and (<= main_~y~0 17) (<= 17 main_~y~0))} is VALID [2022-04-15 06:01:06,374 INFO L290 TraceCheckUtils]: 23: Hoare triple {24196#(and (<= main_~y~0 17) (<= 17 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {24197#(and (<= 18 main_~y~0) (<= main_~y~0 18))} is VALID [2022-04-15 06:01:06,375 INFO L290 TraceCheckUtils]: 24: Hoare triple {24197#(and (<= 18 main_~y~0) (<= main_~y~0 18))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {24198#(and (<= 19 main_~y~0) (<= main_~y~0 19))} is VALID [2022-04-15 06:01:06,375 INFO L290 TraceCheckUtils]: 25: Hoare triple {24198#(and (<= 19 main_~y~0) (<= main_~y~0 19))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {24199#(and (<= 20 main_~y~0) (<= main_~y~0 20))} is VALID [2022-04-15 06:01:06,376 INFO L290 TraceCheckUtils]: 26: Hoare triple {24199#(and (<= 20 main_~y~0) (<= main_~y~0 20))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {24200#(and (<= main_~y~0 21) (<= 21 main_~y~0))} is VALID [2022-04-15 06:01:06,376 INFO L290 TraceCheckUtils]: 27: Hoare triple {24200#(and (<= main_~y~0 21) (<= 21 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {24201#(and (<= main_~y~0 22) (<= 22 main_~y~0))} is VALID [2022-04-15 06:01:06,377 INFO L290 TraceCheckUtils]: 28: Hoare triple {24201#(and (<= main_~y~0 22) (<= 22 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {24202#(and (<= main_~y~0 23) (<= 23 main_~y~0))} is VALID [2022-04-15 06:01:06,377 INFO L290 TraceCheckUtils]: 29: Hoare triple {24202#(and (<= main_~y~0 23) (<= 23 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {24203#(and (<= 24 main_~y~0) (<= main_~y~0 24))} is VALID [2022-04-15 06:01:06,378 INFO L290 TraceCheckUtils]: 30: Hoare triple {24203#(and (<= 24 main_~y~0) (<= main_~y~0 24))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {24204#(and (<= 25 main_~y~0) (<= main_~y~0 25))} is VALID [2022-04-15 06:01:06,378 INFO L290 TraceCheckUtils]: 31: Hoare triple {24204#(and (<= 25 main_~y~0) (<= main_~y~0 25))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {24205#(and (<= main_~y~0 26) (<= 26 main_~y~0))} is VALID [2022-04-15 06:01:06,379 INFO L290 TraceCheckUtils]: 32: Hoare triple {24205#(and (<= main_~y~0 26) (<= 26 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {24206#(and (<= main_~y~0 27) (<= 27 main_~y~0))} is VALID [2022-04-15 06:01:06,379 INFO L290 TraceCheckUtils]: 33: Hoare triple {24206#(and (<= main_~y~0 27) (<= 27 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {24207#(and (<= main_~y~0 28) (<= 28 main_~y~0))} is VALID [2022-04-15 06:01:06,380 INFO L290 TraceCheckUtils]: 34: Hoare triple {24207#(and (<= main_~y~0 28) (<= 28 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {24208#(and (<= 29 main_~y~0) (<= main_~y~0 29))} is VALID [2022-04-15 06:01:06,380 INFO L290 TraceCheckUtils]: 35: Hoare triple {24208#(and (<= 29 main_~y~0) (<= main_~y~0 29))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {24209#(and (<= main_~y~0 30) (<= 30 main_~y~0))} is VALID [2022-04-15 06:01:06,381 INFO L290 TraceCheckUtils]: 36: Hoare triple {24209#(and (<= main_~y~0 30) (<= 30 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {24210#(and (<= main_~y~0 31) (<= 31 main_~y~0))} is VALID [2022-04-15 06:01:06,381 INFO L290 TraceCheckUtils]: 37: Hoare triple {24210#(and (<= main_~y~0 31) (<= 31 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {24211#(and (<= main_~y~0 32) (<= 32 main_~y~0))} is VALID [2022-04-15 06:01:06,382 INFO L290 TraceCheckUtils]: 38: Hoare triple {24211#(and (<= main_~y~0 32) (<= 32 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {24212#(and (<= 33 main_~y~0) (<= main_~y~0 33))} is VALID [2022-04-15 06:01:06,382 INFO L290 TraceCheckUtils]: 39: Hoare triple {24212#(and (<= 33 main_~y~0) (<= main_~y~0 33))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {24213#(and (<= main_~y~0 34) (<= 34 main_~y~0))} is VALID [2022-04-15 06:01:06,383 INFO L290 TraceCheckUtils]: 40: Hoare triple {24213#(and (<= main_~y~0 34) (<= 34 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {24214#(and (<= 35 main_~y~0) (<= main_~y~0 35))} is VALID [2022-04-15 06:01:06,383 INFO L290 TraceCheckUtils]: 41: Hoare triple {24214#(and (<= 35 main_~y~0) (<= main_~y~0 35))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {24215#(and (<= 36 main_~y~0) (<= main_~y~0 36))} is VALID [2022-04-15 06:01:06,384 INFO L290 TraceCheckUtils]: 42: Hoare triple {24215#(and (<= 36 main_~y~0) (<= main_~y~0 36))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {24216#(and (<= main_~y~0 37) (<= 37 main_~y~0))} is VALID [2022-04-15 06:01:06,384 INFO L290 TraceCheckUtils]: 43: Hoare triple {24216#(and (<= main_~y~0 37) (<= 37 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {24217#(and (<= 38 main_~y~0) (<= main_~y~0 38))} is VALID [2022-04-15 06:01:06,385 INFO L290 TraceCheckUtils]: 44: Hoare triple {24217#(and (<= 38 main_~y~0) (<= main_~y~0 38))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {24218#(and (<= 39 main_~y~0) (<= main_~y~0 39))} is VALID [2022-04-15 06:01:06,385 INFO L290 TraceCheckUtils]: 45: Hoare triple {24218#(and (<= 39 main_~y~0) (<= main_~y~0 39))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {24219#(and (<= 40 main_~y~0) (<= main_~y~0 40))} is VALID [2022-04-15 06:01:06,386 INFO L290 TraceCheckUtils]: 46: Hoare triple {24219#(and (<= 40 main_~y~0) (<= main_~y~0 40))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {24220#(and (<= 41 main_~y~0) (<= main_~y~0 41))} is VALID [2022-04-15 06:01:06,386 INFO L290 TraceCheckUtils]: 47: Hoare triple {24220#(and (<= 41 main_~y~0) (<= main_~y~0 41))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {24221#(and (<= main_~y~0 42) (<= 42 main_~y~0))} is VALID [2022-04-15 06:01:06,387 INFO L290 TraceCheckUtils]: 48: Hoare triple {24221#(and (<= main_~y~0 42) (<= 42 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {24222#(and (<= 43 main_~y~0) (<= main_~y~0 43))} is VALID [2022-04-15 06:01:06,387 INFO L290 TraceCheckUtils]: 49: Hoare triple {24222#(and (<= 43 main_~y~0) (<= main_~y~0 43))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {24223#(and (<= main_~y~0 44) (<= 44 main_~y~0))} is VALID [2022-04-15 06:01:06,388 INFO L290 TraceCheckUtils]: 50: Hoare triple {24223#(and (<= main_~y~0 44) (<= 44 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {24224#(and (<= main_~y~0 45) (<= 45 main_~y~0))} is VALID [2022-04-15 06:01:06,389 INFO L290 TraceCheckUtils]: 51: Hoare triple {24224#(and (<= main_~y~0 45) (<= 45 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {24383#(and (<= main_~y~0 46) (<= 46 main_~y~0))} is VALID [2022-04-15 06:01:06,389 INFO L290 TraceCheckUtils]: 52: Hoare triple {24383#(and (<= main_~y~0 46) (<= 46 main_~y~0))} assume !(~y~0 % 4294967296 < 1024); {24175#false} is VALID [2022-04-15 06:01:06,389 INFO L272 TraceCheckUtils]: 53: Hoare triple {24175#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {24175#false} is VALID [2022-04-15 06:01:06,389 INFO L290 TraceCheckUtils]: 54: Hoare triple {24175#false} ~cond := #in~cond; {24175#false} is VALID [2022-04-15 06:01:06,389 INFO L290 TraceCheckUtils]: 55: Hoare triple {24175#false} assume 0 == ~cond; {24175#false} is VALID [2022-04-15 06:01:06,389 INFO L290 TraceCheckUtils]: 56: Hoare triple {24175#false} assume !false; {24175#false} is VALID [2022-04-15 06:01:06,390 INFO L134 CoverageAnalysis]: Checked inductivity of 1081 backedges. 0 proven. 1081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 06:01:06,390 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-15 06:01:10,157 INFO L290 TraceCheckUtils]: 56: Hoare triple {24175#false} assume !false; {24175#false} is VALID [2022-04-15 06:01:10,157 INFO L290 TraceCheckUtils]: 55: Hoare triple {24175#false} assume 0 == ~cond; {24175#false} is VALID [2022-04-15 06:01:10,157 INFO L290 TraceCheckUtils]: 54: Hoare triple {24175#false} ~cond := #in~cond; {24175#false} is VALID [2022-04-15 06:01:10,157 INFO L272 TraceCheckUtils]: 53: Hoare triple {24175#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {24175#false} is VALID [2022-04-15 06:01:10,157 INFO L290 TraceCheckUtils]: 52: Hoare triple {24411#(< (mod main_~y~0 4294967296) 1024)} assume !(~y~0 % 4294967296 < 1024); {24175#false} is VALID [2022-04-15 06:01:10,158 INFO L290 TraceCheckUtils]: 51: Hoare triple {24415#(< (mod (+ main_~y~0 1) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {24411#(< (mod main_~y~0 4294967296) 1024)} is VALID [2022-04-15 06:01:10,159 INFO L290 TraceCheckUtils]: 50: Hoare triple {24419#(< (mod (+ main_~y~0 2) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {24415#(< (mod (+ main_~y~0 1) 4294967296) 1024)} is VALID [2022-04-15 06:01:10,159 INFO L290 TraceCheckUtils]: 49: Hoare triple {24423#(< (mod (+ main_~y~0 3) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {24419#(< (mod (+ main_~y~0 2) 4294967296) 1024)} is VALID [2022-04-15 06:01:10,160 INFO L290 TraceCheckUtils]: 48: Hoare triple {24427#(< (mod (+ main_~y~0 4) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {24423#(< (mod (+ main_~y~0 3) 4294967296) 1024)} is VALID [2022-04-15 06:01:10,161 INFO L290 TraceCheckUtils]: 47: Hoare triple {24431#(< (mod (+ 5 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {24427#(< (mod (+ main_~y~0 4) 4294967296) 1024)} is VALID [2022-04-15 06:01:10,161 INFO L290 TraceCheckUtils]: 46: Hoare triple {24435#(< (mod (+ main_~y~0 6) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {24431#(< (mod (+ 5 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:01:10,163 INFO L290 TraceCheckUtils]: 45: Hoare triple {24439#(< (mod (+ 7 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {24435#(< (mod (+ main_~y~0 6) 4294967296) 1024)} is VALID [2022-04-15 06:01:10,163 INFO L290 TraceCheckUtils]: 44: Hoare triple {24443#(< (mod (+ main_~y~0 8) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {24439#(< (mod (+ 7 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:01:10,164 INFO L290 TraceCheckUtils]: 43: Hoare triple {24447#(< (mod (+ main_~y~0 9) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {24443#(< (mod (+ main_~y~0 8) 4294967296) 1024)} is VALID [2022-04-15 06:01:10,165 INFO L290 TraceCheckUtils]: 42: Hoare triple {24451#(< (mod (+ main_~y~0 10) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {24447#(< (mod (+ main_~y~0 9) 4294967296) 1024)} is VALID [2022-04-15 06:01:10,166 INFO L290 TraceCheckUtils]: 41: Hoare triple {24455#(< (mod (+ main_~y~0 11) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {24451#(< (mod (+ main_~y~0 10) 4294967296) 1024)} is VALID [2022-04-15 06:01:10,166 INFO L290 TraceCheckUtils]: 40: Hoare triple {24459#(< (mod (+ main_~y~0 12) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {24455#(< (mod (+ main_~y~0 11) 4294967296) 1024)} is VALID [2022-04-15 06:01:10,167 INFO L290 TraceCheckUtils]: 39: Hoare triple {24463#(< (mod (+ main_~y~0 13) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {24459#(< (mod (+ main_~y~0 12) 4294967296) 1024)} is VALID [2022-04-15 06:01:10,168 INFO L290 TraceCheckUtils]: 38: Hoare triple {24467#(< (mod (+ main_~y~0 14) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {24463#(< (mod (+ main_~y~0 13) 4294967296) 1024)} is VALID [2022-04-15 06:01:10,169 INFO L290 TraceCheckUtils]: 37: Hoare triple {24471#(< (mod (+ main_~y~0 15) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {24467#(< (mod (+ main_~y~0 14) 4294967296) 1024)} is VALID [2022-04-15 06:01:10,169 INFO L290 TraceCheckUtils]: 36: Hoare triple {24475#(< (mod (+ main_~y~0 16) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {24471#(< (mod (+ main_~y~0 15) 4294967296) 1024)} is VALID [2022-04-15 06:01:10,170 INFO L290 TraceCheckUtils]: 35: Hoare triple {24479#(< (mod (+ main_~y~0 17) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {24475#(< (mod (+ main_~y~0 16) 4294967296) 1024)} is VALID [2022-04-15 06:01:10,170 INFO L290 TraceCheckUtils]: 34: Hoare triple {24483#(< (mod (+ main_~y~0 18) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {24479#(< (mod (+ main_~y~0 17) 4294967296) 1024)} is VALID [2022-04-15 06:01:10,171 INFO L290 TraceCheckUtils]: 33: Hoare triple {24487#(< (mod (+ 19 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {24483#(< (mod (+ main_~y~0 18) 4294967296) 1024)} is VALID [2022-04-15 06:01:10,172 INFO L290 TraceCheckUtils]: 32: Hoare triple {24491#(< (mod (+ main_~y~0 20) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {24487#(< (mod (+ 19 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:01:10,172 INFO L290 TraceCheckUtils]: 31: Hoare triple {24495#(< (mod (+ main_~y~0 21) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {24491#(< (mod (+ main_~y~0 20) 4294967296) 1024)} is VALID [2022-04-15 06:01:10,173 INFO L290 TraceCheckUtils]: 30: Hoare triple {24499#(< (mod (+ main_~y~0 22) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {24495#(< (mod (+ main_~y~0 21) 4294967296) 1024)} is VALID [2022-04-15 06:01:10,174 INFO L290 TraceCheckUtils]: 29: Hoare triple {24503#(< (mod (+ 23 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {24499#(< (mod (+ main_~y~0 22) 4294967296) 1024)} is VALID [2022-04-15 06:01:10,174 INFO L290 TraceCheckUtils]: 28: Hoare triple {24507#(< (mod (+ main_~y~0 24) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {24503#(< (mod (+ 23 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:01:10,175 INFO L290 TraceCheckUtils]: 27: Hoare triple {24511#(< (mod (+ main_~y~0 25) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {24507#(< (mod (+ main_~y~0 24) 4294967296) 1024)} is VALID [2022-04-15 06:01:10,176 INFO L290 TraceCheckUtils]: 26: Hoare triple {24515#(< (mod (+ main_~y~0 26) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {24511#(< (mod (+ main_~y~0 25) 4294967296) 1024)} is VALID [2022-04-15 06:01:10,177 INFO L290 TraceCheckUtils]: 25: Hoare triple {24519#(< (mod (+ main_~y~0 27) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {24515#(< (mod (+ main_~y~0 26) 4294967296) 1024)} is VALID [2022-04-15 06:01:10,177 INFO L290 TraceCheckUtils]: 24: Hoare triple {24523#(< (mod (+ main_~y~0 28) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {24519#(< (mod (+ main_~y~0 27) 4294967296) 1024)} is VALID [2022-04-15 06:01:10,178 INFO L290 TraceCheckUtils]: 23: Hoare triple {24527#(< (mod (+ 29 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {24523#(< (mod (+ main_~y~0 28) 4294967296) 1024)} is VALID [2022-04-15 06:01:10,179 INFO L290 TraceCheckUtils]: 22: Hoare triple {24531#(< (mod (+ 30 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {24527#(< (mod (+ 29 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:01:10,179 INFO L290 TraceCheckUtils]: 21: Hoare triple {24535#(< (mod (+ main_~y~0 31) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {24531#(< (mod (+ 30 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:01:10,180 INFO L290 TraceCheckUtils]: 20: Hoare triple {24539#(< (mod (+ 32 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {24535#(< (mod (+ main_~y~0 31) 4294967296) 1024)} is VALID [2022-04-15 06:01:10,181 INFO L290 TraceCheckUtils]: 19: Hoare triple {24543#(< (mod (+ main_~y~0 33) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {24539#(< (mod (+ 32 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:01:10,181 INFO L290 TraceCheckUtils]: 18: Hoare triple {24547#(< (mod (+ main_~y~0 34) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {24543#(< (mod (+ main_~y~0 33) 4294967296) 1024)} is VALID [2022-04-15 06:01:10,182 INFO L290 TraceCheckUtils]: 17: Hoare triple {24551#(< (mod (+ 35 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {24547#(< (mod (+ main_~y~0 34) 4294967296) 1024)} is VALID [2022-04-15 06:01:10,188 INFO L290 TraceCheckUtils]: 16: Hoare triple {24555#(< (mod (+ main_~y~0 36) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {24551#(< (mod (+ 35 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:01:10,189 INFO L290 TraceCheckUtils]: 15: Hoare triple {24559#(< (mod (+ main_~y~0 37) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {24555#(< (mod (+ main_~y~0 36) 4294967296) 1024)} is VALID [2022-04-15 06:01:10,189 INFO L290 TraceCheckUtils]: 14: Hoare triple {24563#(< (mod (+ main_~y~0 38) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {24559#(< (mod (+ main_~y~0 37) 4294967296) 1024)} is VALID [2022-04-15 06:01:10,190 INFO L290 TraceCheckUtils]: 13: Hoare triple {24567#(< (mod (+ main_~y~0 39) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {24563#(< (mod (+ main_~y~0 38) 4294967296) 1024)} is VALID [2022-04-15 06:01:10,191 INFO L290 TraceCheckUtils]: 12: Hoare triple {24571#(< (mod (+ 40 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {24567#(< (mod (+ main_~y~0 39) 4294967296) 1024)} is VALID [2022-04-15 06:01:10,191 INFO L290 TraceCheckUtils]: 11: Hoare triple {24575#(< (mod (+ 41 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {24571#(< (mod (+ 40 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:01:10,192 INFO L290 TraceCheckUtils]: 10: Hoare triple {24579#(< (mod (+ 42 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {24575#(< (mod (+ 41 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:01:10,193 INFO L290 TraceCheckUtils]: 9: Hoare triple {24583#(< (mod (+ main_~y~0 43) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {24579#(< (mod (+ 42 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:01:10,193 INFO L290 TraceCheckUtils]: 8: Hoare triple {24587#(< (mod (+ 44 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {24583#(< (mod (+ main_~y~0 43) 4294967296) 1024)} is VALID [2022-04-15 06:01:10,196 INFO L290 TraceCheckUtils]: 7: Hoare triple {24591#(< (mod (+ main_~y~0 45) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {24587#(< (mod (+ 44 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:01:10,197 INFO L290 TraceCheckUtils]: 6: Hoare triple {24595#(< (mod (+ main_~y~0 46) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {24591#(< (mod (+ main_~y~0 45) 4294967296) 1024)} is VALID [2022-04-15 06:01:10,197 INFO L290 TraceCheckUtils]: 5: Hoare triple {24174#true} ~x~0 := 1;~y~0 := 0; {24595#(< (mod (+ main_~y~0 46) 4294967296) 1024)} is VALID [2022-04-15 06:01:10,197 INFO L272 TraceCheckUtils]: 4: Hoare triple {24174#true} call #t~ret5 := main(); {24174#true} is VALID [2022-04-15 06:01:10,197 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {24174#true} {24174#true} #34#return; {24174#true} is VALID [2022-04-15 06:01:10,198 INFO L290 TraceCheckUtils]: 2: Hoare triple {24174#true} assume true; {24174#true} is VALID [2022-04-15 06:01:10,198 INFO L290 TraceCheckUtils]: 1: Hoare triple {24174#true} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {24174#true} is VALID [2022-04-15 06:01:10,198 INFO L272 TraceCheckUtils]: 0: Hoare triple {24174#true} call ULTIMATE.init(); {24174#true} is VALID [2022-04-15 06:01:10,198 INFO L134 CoverageAnalysis]: Checked inductivity of 1081 backedges. 0 proven. 1081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 06:01:10,198 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [500856945] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-15 06:01:10,198 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-04-15 06:01:10,198 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [50, 49, 49] total 98 [2022-04-15 06:01:10,198 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-15 06:01:10,199 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [263865303] [2022-04-15 06:01:10,199 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [263865303] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-15 06:01:10,199 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-15 06:01:10,199 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [50] imperfect sequences [] total 50 [2022-04-15 06:01:10,199 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2139279184] [2022-04-15 06:01:10,199 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-15 06:01:10,199 INFO L78 Accepts]: Start accepts. Automaton has has 50 states, 50 states have (on average 1.06) internal successors, (53), 49 states have internal predecessors, (53), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 57 [2022-04-15 06:01:10,199 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-15 06:01:10,199 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 50 states, 50 states have (on average 1.06) internal successors, (53), 49 states have internal predecessors, (53), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:01:10,232 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 57 edges. 57 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 06:01:10,232 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 50 states [2022-04-15 06:01:10,232 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-15 06:01:10,232 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 50 interpolants. [2022-04-15 06:01:10,233 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=2496, Invalid=7010, Unknown=0, NotChecked=0, Total=9506 [2022-04-15 06:01:10,233 INFO L87 Difference]: Start difference. First operand 58 states and 58 transitions. Second operand has 50 states, 50 states have (on average 1.06) internal successors, (53), 49 states have internal predecessors, (53), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:01:16,870 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 06:01:16,871 INFO L93 Difference]: Finished difference Result 64 states and 64 transitions. [2022-04-15 06:01:16,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2022-04-15 06:01:16,871 INFO L78 Accepts]: Start accepts. Automaton has has 50 states, 50 states have (on average 1.06) internal successors, (53), 49 states have internal predecessors, (53), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 57 [2022-04-15 06:01:16,871 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-15 06:01:16,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 50 states, 50 states have (on average 1.06) internal successors, (53), 49 states have internal predecessors, (53), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:01:16,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 64 transitions. [2022-04-15 06:01:16,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 50 states, 50 states have (on average 1.06) internal successors, (53), 49 states have internal predecessors, (53), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:01:16,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 64 transitions. [2022-04-15 06:01:16,872 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 50 states and 64 transitions. [2022-04-15 06:01:16,917 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 64 edges. 64 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 06:01:16,918 INFO L225 Difference]: With dead ends: 64 [2022-04-15 06:01:16,918 INFO L226 Difference]: Without dead ends: 59 [2022-04-15 06:01:16,919 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 211 GetRequests, 67 SyntacticMatches, 1 SemanticMatches, 143 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1179 ImplicationChecksByTransitivity, 6.1s TimeCoverageRelationStatistics Valid=4985, Invalid=15895, Unknown=0, NotChecked=0, Total=20880 [2022-04-15 06:01:16,919 INFO L913 BasicCegarLoop]: 11 mSDtfsCounter, 6 mSDsluCounter, 92 mSDsCounter, 0 mSdLazyCounter, 2254 mSolverCounterSat, 95 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 103 SdHoareTripleChecker+Invalid, 2349 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 95 IncrementalHoareTripleChecker+Valid, 2254 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2022-04-15 06:01:16,919 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [6 Valid, 103 Invalid, 2349 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [95 Valid, 2254 Invalid, 0 Unknown, 0 Unchecked, 2.9s Time] [2022-04-15 06:01:16,920 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 59 states. [2022-04-15 06:01:16,983 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 59 to 59. [2022-04-15 06:01:16,983 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-15 06:01:16,984 INFO L82 GeneralOperation]: Start isEquivalent. First operand 59 states. Second operand has 59 states, 54 states have (on average 1.0185185185185186) internal successors, (55), 54 states have internal predecessors, (55), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:01:16,984 INFO L74 IsIncluded]: Start isIncluded. First operand 59 states. Second operand has 59 states, 54 states have (on average 1.0185185185185186) internal successors, (55), 54 states have internal predecessors, (55), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:01:16,984 INFO L87 Difference]: Start difference. First operand 59 states. Second operand has 59 states, 54 states have (on average 1.0185185185185186) internal successors, (55), 54 states have internal predecessors, (55), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:01:16,984 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 06:01:16,984 INFO L93 Difference]: Finished difference Result 59 states and 59 transitions. [2022-04-15 06:01:16,984 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 59 transitions. [2022-04-15 06:01:16,985 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-15 06:01:16,985 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-15 06:01:16,985 INFO L74 IsIncluded]: Start isIncluded. First operand has 59 states, 54 states have (on average 1.0185185185185186) internal successors, (55), 54 states have internal predecessors, (55), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 59 states. [2022-04-15 06:01:16,985 INFO L87 Difference]: Start difference. First operand has 59 states, 54 states have (on average 1.0185185185185186) internal successors, (55), 54 states have internal predecessors, (55), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 59 states. [2022-04-15 06:01:16,985 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 06:01:16,985 INFO L93 Difference]: Finished difference Result 59 states and 59 transitions. [2022-04-15 06:01:16,985 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 59 transitions. [2022-04-15 06:01:16,985 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-15 06:01:16,986 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-15 06:01:16,986 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-15 06:01:16,986 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-15 06:01:16,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 59 states, 54 states have (on average 1.0185185185185186) internal successors, (55), 54 states have internal predecessors, (55), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:01:16,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 59 states and 59 transitions. [2022-04-15 06:01:16,986 INFO L78 Accepts]: Start accepts. Automaton has 59 states and 59 transitions. Word has length 57 [2022-04-15 06:01:16,986 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-15 06:01:16,986 INFO L478 AbstractCegarLoop]: Abstraction has 59 states and 59 transitions. [2022-04-15 06:01:16,987 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 50 states, 50 states have (on average 1.06) internal successors, (53), 49 states have internal predecessors, (53), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:01:16,987 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 59 states and 59 transitions. [2022-04-15 06:01:17,045 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 59 edges. 59 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 06:01:17,045 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 59 transitions. [2022-04-15 06:01:17,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-04-15 06:01:17,045 INFO L491 BasicCegarLoop]: Found error trace [2022-04-15 06:01:17,045 INFO L499 BasicCegarLoop]: trace histogram [47, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-15 06:01:17,075 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (47)] Ended with exit code 0 [2022-04-15 06:01:17,246 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable92,SelfDestructingSolverStorable93,47 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-15 06:01:17,246 INFO L403 AbstractCegarLoop]: === Iteration 49 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-15 06:01:17,246 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-15 06:01:17,246 INFO L85 PathProgramCache]: Analyzing trace with hash -199985226, now seen corresponding path program 93 times [2022-04-15 06:01:17,246 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-15 06:01:17,246 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [703670115] [2022-04-15 06:01:18,484 WARN L977 rdanLoopAcceleration]: Unable to prove correctness of quantifier elimination. [2022-04-15 06:01:18,670 INFO L89 AcceleratorJordan]: Jordan loop acceleration statistics: 1 HavocedVariables, 2 AssignedVariables, 0 ReadonlyVariables, Eigenvalues: {0={1=1}, 1={2=1}}, 1 SequentialAcceleration, 0 AlternatingAcceleration, 1 QuantifierFreeResult [2022-04-15 06:01:18,671 INFO L271 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2022-04-15 06:01:18,673 INFO L85 PathProgramCache]: Analyzing trace with hash 851538039, now seen corresponding path program 1 times [2022-04-15 06:01:18,673 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-15 06:01:18,673 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [253736831] [2022-04-15 06:01:18,673 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-15 06:01:18,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-15 06:01:18,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-15 06:01:18,678 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-04-15 06:01:18,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-15 06:01:18,694 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-04-15 06:01:18,694 INFO L85 PathProgramCache]: Analyzing trace with hash -199985226, now seen corresponding path program 94 times [2022-04-15 06:01:18,695 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-15 06:01:18,695 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [199980214] [2022-04-15 06:01:18,695 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-15 06:01:18,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-15 06:01:18,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 06:01:20,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-15 06:01:20,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 06:01:20,463 INFO L290 TraceCheckUtils]: 0: Hoare triple {25127#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {25074#true} is VALID [2022-04-15 06:01:20,464 INFO L290 TraceCheckUtils]: 1: Hoare triple {25074#true} assume true; {25074#true} is VALID [2022-04-15 06:01:20,464 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {25074#true} {25074#true} #34#return; {25074#true} is VALID [2022-04-15 06:01:20,464 INFO L272 TraceCheckUtils]: 0: Hoare triple {25074#true} call ULTIMATE.init(); {25127#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} is VALID [2022-04-15 06:01:20,464 INFO L290 TraceCheckUtils]: 1: Hoare triple {25127#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {25074#true} is VALID [2022-04-15 06:01:20,464 INFO L290 TraceCheckUtils]: 2: Hoare triple {25074#true} assume true; {25074#true} is VALID [2022-04-15 06:01:20,464 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {25074#true} {25074#true} #34#return; {25074#true} is VALID [2022-04-15 06:01:20,464 INFO L272 TraceCheckUtils]: 4: Hoare triple {25074#true} call #t~ret5 := main(); {25074#true} is VALID [2022-04-15 06:01:20,465 INFO L290 TraceCheckUtils]: 5: Hoare triple {25074#true} ~x~0 := 1;~y~0 := 0; {25079#(= main_~y~0 0)} is VALID [2022-04-15 06:01:20,465 INFO L290 TraceCheckUtils]: 6: Hoare triple {25079#(= main_~y~0 0)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25080#(and (<= 1 main_~y~0) (<= main_~y~0 1))} is VALID [2022-04-15 06:01:20,466 INFO L290 TraceCheckUtils]: 7: Hoare triple {25080#(and (<= 1 main_~y~0) (<= main_~y~0 1))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25081#(and (<= 2 main_~y~0) (<= main_~y~0 2))} is VALID [2022-04-15 06:01:20,466 INFO L290 TraceCheckUtils]: 8: Hoare triple {25081#(and (<= 2 main_~y~0) (<= main_~y~0 2))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25082#(and (<= main_~y~0 3) (<= 3 main_~y~0))} is VALID [2022-04-15 06:01:20,467 INFO L290 TraceCheckUtils]: 9: Hoare triple {25082#(and (<= main_~y~0 3) (<= 3 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25083#(and (<= main_~y~0 4) (<= 4 main_~y~0))} is VALID [2022-04-15 06:01:20,467 INFO L290 TraceCheckUtils]: 10: Hoare triple {25083#(and (<= main_~y~0 4) (<= 4 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25084#(and (<= 5 main_~y~0) (<= main_~y~0 5))} is VALID [2022-04-15 06:01:20,468 INFO L290 TraceCheckUtils]: 11: Hoare triple {25084#(and (<= 5 main_~y~0) (<= main_~y~0 5))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25085#(and (<= main_~y~0 6) (<= 6 main_~y~0))} is VALID [2022-04-15 06:01:20,468 INFO L290 TraceCheckUtils]: 12: Hoare triple {25085#(and (<= main_~y~0 6) (<= 6 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25086#(and (<= 7 main_~y~0) (<= main_~y~0 7))} is VALID [2022-04-15 06:01:20,469 INFO L290 TraceCheckUtils]: 13: Hoare triple {25086#(and (<= 7 main_~y~0) (<= main_~y~0 7))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25087#(and (<= main_~y~0 8) (<= 8 main_~y~0))} is VALID [2022-04-15 06:01:20,469 INFO L290 TraceCheckUtils]: 14: Hoare triple {25087#(and (<= main_~y~0 8) (<= 8 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25088#(and (<= 9 main_~y~0) (<= main_~y~0 9))} is VALID [2022-04-15 06:01:20,470 INFO L290 TraceCheckUtils]: 15: Hoare triple {25088#(and (<= 9 main_~y~0) (<= main_~y~0 9))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25089#(and (<= main_~y~0 10) (<= 10 main_~y~0))} is VALID [2022-04-15 06:01:20,470 INFO L290 TraceCheckUtils]: 16: Hoare triple {25089#(and (<= main_~y~0 10) (<= 10 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25090#(and (<= main_~y~0 11) (<= 11 main_~y~0))} is VALID [2022-04-15 06:01:20,471 INFO L290 TraceCheckUtils]: 17: Hoare triple {25090#(and (<= main_~y~0 11) (<= 11 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25091#(and (<= 12 main_~y~0) (<= main_~y~0 12))} is VALID [2022-04-15 06:01:20,471 INFO L290 TraceCheckUtils]: 18: Hoare triple {25091#(and (<= 12 main_~y~0) (<= main_~y~0 12))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25092#(and (<= main_~y~0 13) (<= 13 main_~y~0))} is VALID [2022-04-15 06:01:20,472 INFO L290 TraceCheckUtils]: 19: Hoare triple {25092#(and (<= main_~y~0 13) (<= 13 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25093#(and (<= 14 main_~y~0) (<= main_~y~0 14))} is VALID [2022-04-15 06:01:20,473 INFO L290 TraceCheckUtils]: 20: Hoare triple {25093#(and (<= 14 main_~y~0) (<= main_~y~0 14))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25094#(and (<= main_~y~0 15) (<= 15 main_~y~0))} is VALID [2022-04-15 06:01:20,473 INFO L290 TraceCheckUtils]: 21: Hoare triple {25094#(and (<= main_~y~0 15) (<= 15 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25095#(and (<= 16 main_~y~0) (<= main_~y~0 16))} is VALID [2022-04-15 06:01:20,474 INFO L290 TraceCheckUtils]: 22: Hoare triple {25095#(and (<= 16 main_~y~0) (<= main_~y~0 16))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25096#(and (<= main_~y~0 17) (<= 17 main_~y~0))} is VALID [2022-04-15 06:01:20,474 INFO L290 TraceCheckUtils]: 23: Hoare triple {25096#(and (<= main_~y~0 17) (<= 17 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25097#(and (<= 18 main_~y~0) (<= main_~y~0 18))} is VALID [2022-04-15 06:01:20,475 INFO L290 TraceCheckUtils]: 24: Hoare triple {25097#(and (<= 18 main_~y~0) (<= main_~y~0 18))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25098#(and (<= 19 main_~y~0) (<= main_~y~0 19))} is VALID [2022-04-15 06:01:20,475 INFO L290 TraceCheckUtils]: 25: Hoare triple {25098#(and (<= 19 main_~y~0) (<= main_~y~0 19))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25099#(and (<= 20 main_~y~0) (<= main_~y~0 20))} is VALID [2022-04-15 06:01:20,476 INFO L290 TraceCheckUtils]: 26: Hoare triple {25099#(and (<= 20 main_~y~0) (<= main_~y~0 20))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25100#(and (<= main_~y~0 21) (<= 21 main_~y~0))} is VALID [2022-04-15 06:01:20,476 INFO L290 TraceCheckUtils]: 27: Hoare triple {25100#(and (<= main_~y~0 21) (<= 21 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25101#(and (<= main_~y~0 22) (<= 22 main_~y~0))} is VALID [2022-04-15 06:01:20,477 INFO L290 TraceCheckUtils]: 28: Hoare triple {25101#(and (<= main_~y~0 22) (<= 22 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25102#(and (<= main_~y~0 23) (<= 23 main_~y~0))} is VALID [2022-04-15 06:01:20,477 INFO L290 TraceCheckUtils]: 29: Hoare triple {25102#(and (<= main_~y~0 23) (<= 23 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25103#(and (<= 24 main_~y~0) (<= main_~y~0 24))} is VALID [2022-04-15 06:01:20,478 INFO L290 TraceCheckUtils]: 30: Hoare triple {25103#(and (<= 24 main_~y~0) (<= main_~y~0 24))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25104#(and (<= 25 main_~y~0) (<= main_~y~0 25))} is VALID [2022-04-15 06:01:20,478 INFO L290 TraceCheckUtils]: 31: Hoare triple {25104#(and (<= 25 main_~y~0) (<= main_~y~0 25))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25105#(and (<= main_~y~0 26) (<= 26 main_~y~0))} is VALID [2022-04-15 06:01:20,479 INFO L290 TraceCheckUtils]: 32: Hoare triple {25105#(and (<= main_~y~0 26) (<= 26 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25106#(and (<= main_~y~0 27) (<= 27 main_~y~0))} is VALID [2022-04-15 06:01:20,479 INFO L290 TraceCheckUtils]: 33: Hoare triple {25106#(and (<= main_~y~0 27) (<= 27 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25107#(and (<= main_~y~0 28) (<= 28 main_~y~0))} is VALID [2022-04-15 06:01:20,480 INFO L290 TraceCheckUtils]: 34: Hoare triple {25107#(and (<= main_~y~0 28) (<= 28 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25108#(and (<= 29 main_~y~0) (<= main_~y~0 29))} is VALID [2022-04-15 06:01:20,480 INFO L290 TraceCheckUtils]: 35: Hoare triple {25108#(and (<= 29 main_~y~0) (<= main_~y~0 29))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25109#(and (<= main_~y~0 30) (<= 30 main_~y~0))} is VALID [2022-04-15 06:01:20,481 INFO L290 TraceCheckUtils]: 36: Hoare triple {25109#(and (<= main_~y~0 30) (<= 30 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25110#(and (<= main_~y~0 31) (<= 31 main_~y~0))} is VALID [2022-04-15 06:01:20,482 INFO L290 TraceCheckUtils]: 37: Hoare triple {25110#(and (<= main_~y~0 31) (<= 31 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25111#(and (<= main_~y~0 32) (<= 32 main_~y~0))} is VALID [2022-04-15 06:01:20,482 INFO L290 TraceCheckUtils]: 38: Hoare triple {25111#(and (<= main_~y~0 32) (<= 32 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25112#(and (<= 33 main_~y~0) (<= main_~y~0 33))} is VALID [2022-04-15 06:01:20,483 INFO L290 TraceCheckUtils]: 39: Hoare triple {25112#(and (<= 33 main_~y~0) (<= main_~y~0 33))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25113#(and (<= main_~y~0 34) (<= 34 main_~y~0))} is VALID [2022-04-15 06:01:20,483 INFO L290 TraceCheckUtils]: 40: Hoare triple {25113#(and (<= main_~y~0 34) (<= 34 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25114#(and (<= 35 main_~y~0) (<= main_~y~0 35))} is VALID [2022-04-15 06:01:20,484 INFO L290 TraceCheckUtils]: 41: Hoare triple {25114#(and (<= 35 main_~y~0) (<= main_~y~0 35))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25115#(and (<= 36 main_~y~0) (<= main_~y~0 36))} is VALID [2022-04-15 06:01:20,484 INFO L290 TraceCheckUtils]: 42: Hoare triple {25115#(and (<= 36 main_~y~0) (<= main_~y~0 36))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25116#(and (<= main_~y~0 37) (<= 37 main_~y~0))} is VALID [2022-04-15 06:01:20,485 INFO L290 TraceCheckUtils]: 43: Hoare triple {25116#(and (<= main_~y~0 37) (<= 37 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25117#(and (<= 38 main_~y~0) (<= main_~y~0 38))} is VALID [2022-04-15 06:01:20,485 INFO L290 TraceCheckUtils]: 44: Hoare triple {25117#(and (<= 38 main_~y~0) (<= main_~y~0 38))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25118#(and (<= 39 main_~y~0) (<= main_~y~0 39))} is VALID [2022-04-15 06:01:20,486 INFO L290 TraceCheckUtils]: 45: Hoare triple {25118#(and (<= 39 main_~y~0) (<= main_~y~0 39))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25119#(and (<= 40 main_~y~0) (<= main_~y~0 40))} is VALID [2022-04-15 06:01:20,486 INFO L290 TraceCheckUtils]: 46: Hoare triple {25119#(and (<= 40 main_~y~0) (<= main_~y~0 40))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25120#(and (<= 41 main_~y~0) (<= main_~y~0 41))} is VALID [2022-04-15 06:01:20,487 INFO L290 TraceCheckUtils]: 47: Hoare triple {25120#(and (<= 41 main_~y~0) (<= main_~y~0 41))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25121#(and (<= main_~y~0 42) (<= 42 main_~y~0))} is VALID [2022-04-15 06:01:20,487 INFO L290 TraceCheckUtils]: 48: Hoare triple {25121#(and (<= main_~y~0 42) (<= 42 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25122#(and (<= 43 main_~y~0) (<= main_~y~0 43))} is VALID [2022-04-15 06:01:20,488 INFO L290 TraceCheckUtils]: 49: Hoare triple {25122#(and (<= 43 main_~y~0) (<= main_~y~0 43))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25123#(and (<= main_~y~0 44) (<= 44 main_~y~0))} is VALID [2022-04-15 06:01:20,488 INFO L290 TraceCheckUtils]: 50: Hoare triple {25123#(and (<= main_~y~0 44) (<= 44 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25124#(and (<= main_~y~0 45) (<= 45 main_~y~0))} is VALID [2022-04-15 06:01:20,489 INFO L290 TraceCheckUtils]: 51: Hoare triple {25124#(and (<= main_~y~0 45) (<= 45 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25125#(and (<= main_~y~0 46) (<= 46 main_~y~0))} is VALID [2022-04-15 06:01:20,490 INFO L290 TraceCheckUtils]: 52: Hoare triple {25125#(and (<= main_~y~0 46) (<= 46 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25126#(and (not (<= (+ (div main_~y~0 4294967296) 1) 0)) (<= main_~y~0 47))} is VALID [2022-04-15 06:01:20,490 INFO L290 TraceCheckUtils]: 53: Hoare triple {25126#(and (not (<= (+ (div main_~y~0 4294967296) 1) 0)) (<= main_~y~0 47))} assume !(~y~0 % 4294967296 < 1024); {25075#false} is VALID [2022-04-15 06:01:20,490 INFO L272 TraceCheckUtils]: 54: Hoare triple {25075#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {25075#false} is VALID [2022-04-15 06:01:20,490 INFO L290 TraceCheckUtils]: 55: Hoare triple {25075#false} ~cond := #in~cond; {25075#false} is VALID [2022-04-15 06:01:20,490 INFO L290 TraceCheckUtils]: 56: Hoare triple {25075#false} assume 0 == ~cond; {25075#false} is VALID [2022-04-15 06:01:20,490 INFO L290 TraceCheckUtils]: 57: Hoare triple {25075#false} assume !false; {25075#false} is VALID [2022-04-15 06:01:20,491 INFO L134 CoverageAnalysis]: Checked inductivity of 1128 backedges. 0 proven. 1128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 06:01:20,491 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-15 06:01:20,491 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [199980214] [2022-04-15 06:01:20,491 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [199980214] provided 0 perfect and 1 imperfect interpolant sequences [2022-04-15 06:01:20,491 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [885306756] [2022-04-15 06:01:20,491 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-04-15 06:01:20,491 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-15 06:01:20,491 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-15 06:01:20,492 INFO L229 MonitoredProcess]: Starting monitored process 48 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-04-15 06:01:20,493 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (48)] Waiting until timeout for monitored process [2022-04-15 06:01:20,626 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-04-15 06:01:20,627 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-15 06:01:20,629 INFO L263 TraceCheckSpWp]: Trace formula consists of 288 conjuncts, 97 conjunts are in the unsatisfiable core [2022-04-15 06:01:20,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 06:01:20,653 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-15 06:01:21,422 INFO L272 TraceCheckUtils]: 0: Hoare triple {25074#true} call ULTIMATE.init(); {25074#true} is VALID [2022-04-15 06:01:21,422 INFO L290 TraceCheckUtils]: 1: Hoare triple {25074#true} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {25074#true} is VALID [2022-04-15 06:01:21,422 INFO L290 TraceCheckUtils]: 2: Hoare triple {25074#true} assume true; {25074#true} is VALID [2022-04-15 06:01:21,422 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {25074#true} {25074#true} #34#return; {25074#true} is VALID [2022-04-15 06:01:21,422 INFO L272 TraceCheckUtils]: 4: Hoare triple {25074#true} call #t~ret5 := main(); {25074#true} is VALID [2022-04-15 06:01:21,423 INFO L290 TraceCheckUtils]: 5: Hoare triple {25074#true} ~x~0 := 1;~y~0 := 0; {25079#(= main_~y~0 0)} is VALID [2022-04-15 06:01:21,423 INFO L290 TraceCheckUtils]: 6: Hoare triple {25079#(= main_~y~0 0)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25080#(and (<= 1 main_~y~0) (<= main_~y~0 1))} is VALID [2022-04-15 06:01:21,424 INFO L290 TraceCheckUtils]: 7: Hoare triple {25080#(and (<= 1 main_~y~0) (<= main_~y~0 1))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25081#(and (<= 2 main_~y~0) (<= main_~y~0 2))} is VALID [2022-04-15 06:01:21,424 INFO L290 TraceCheckUtils]: 8: Hoare triple {25081#(and (<= 2 main_~y~0) (<= main_~y~0 2))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25082#(and (<= main_~y~0 3) (<= 3 main_~y~0))} is VALID [2022-04-15 06:01:21,425 INFO L290 TraceCheckUtils]: 9: Hoare triple {25082#(and (<= main_~y~0 3) (<= 3 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25083#(and (<= main_~y~0 4) (<= 4 main_~y~0))} is VALID [2022-04-15 06:01:21,425 INFO L290 TraceCheckUtils]: 10: Hoare triple {25083#(and (<= main_~y~0 4) (<= 4 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25084#(and (<= 5 main_~y~0) (<= main_~y~0 5))} is VALID [2022-04-15 06:01:21,426 INFO L290 TraceCheckUtils]: 11: Hoare triple {25084#(and (<= 5 main_~y~0) (<= main_~y~0 5))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25085#(and (<= main_~y~0 6) (<= 6 main_~y~0))} is VALID [2022-04-15 06:01:21,426 INFO L290 TraceCheckUtils]: 12: Hoare triple {25085#(and (<= main_~y~0 6) (<= 6 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25086#(and (<= 7 main_~y~0) (<= main_~y~0 7))} is VALID [2022-04-15 06:01:21,427 INFO L290 TraceCheckUtils]: 13: Hoare triple {25086#(and (<= 7 main_~y~0) (<= main_~y~0 7))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25087#(and (<= main_~y~0 8) (<= 8 main_~y~0))} is VALID [2022-04-15 06:01:21,427 INFO L290 TraceCheckUtils]: 14: Hoare triple {25087#(and (<= main_~y~0 8) (<= 8 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25088#(and (<= 9 main_~y~0) (<= main_~y~0 9))} is VALID [2022-04-15 06:01:21,428 INFO L290 TraceCheckUtils]: 15: Hoare triple {25088#(and (<= 9 main_~y~0) (<= main_~y~0 9))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25089#(and (<= main_~y~0 10) (<= 10 main_~y~0))} is VALID [2022-04-15 06:01:21,428 INFO L290 TraceCheckUtils]: 16: Hoare triple {25089#(and (<= main_~y~0 10) (<= 10 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25090#(and (<= main_~y~0 11) (<= 11 main_~y~0))} is VALID [2022-04-15 06:01:21,429 INFO L290 TraceCheckUtils]: 17: Hoare triple {25090#(and (<= main_~y~0 11) (<= 11 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25091#(and (<= 12 main_~y~0) (<= main_~y~0 12))} is VALID [2022-04-15 06:01:21,429 INFO L290 TraceCheckUtils]: 18: Hoare triple {25091#(and (<= 12 main_~y~0) (<= main_~y~0 12))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25092#(and (<= main_~y~0 13) (<= 13 main_~y~0))} is VALID [2022-04-15 06:01:21,430 INFO L290 TraceCheckUtils]: 19: Hoare triple {25092#(and (<= main_~y~0 13) (<= 13 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25093#(and (<= 14 main_~y~0) (<= main_~y~0 14))} is VALID [2022-04-15 06:01:21,430 INFO L290 TraceCheckUtils]: 20: Hoare triple {25093#(and (<= 14 main_~y~0) (<= main_~y~0 14))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25094#(and (<= main_~y~0 15) (<= 15 main_~y~0))} is VALID [2022-04-15 06:01:21,431 INFO L290 TraceCheckUtils]: 21: Hoare triple {25094#(and (<= main_~y~0 15) (<= 15 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25095#(and (<= 16 main_~y~0) (<= main_~y~0 16))} is VALID [2022-04-15 06:01:21,431 INFO L290 TraceCheckUtils]: 22: Hoare triple {25095#(and (<= 16 main_~y~0) (<= main_~y~0 16))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25096#(and (<= main_~y~0 17) (<= 17 main_~y~0))} is VALID [2022-04-15 06:01:21,432 INFO L290 TraceCheckUtils]: 23: Hoare triple {25096#(and (<= main_~y~0 17) (<= 17 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25097#(and (<= 18 main_~y~0) (<= main_~y~0 18))} is VALID [2022-04-15 06:01:21,432 INFO L290 TraceCheckUtils]: 24: Hoare triple {25097#(and (<= 18 main_~y~0) (<= main_~y~0 18))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25098#(and (<= 19 main_~y~0) (<= main_~y~0 19))} is VALID [2022-04-15 06:01:21,433 INFO L290 TraceCheckUtils]: 25: Hoare triple {25098#(and (<= 19 main_~y~0) (<= main_~y~0 19))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25099#(and (<= 20 main_~y~0) (<= main_~y~0 20))} is VALID [2022-04-15 06:01:21,433 INFO L290 TraceCheckUtils]: 26: Hoare triple {25099#(and (<= 20 main_~y~0) (<= main_~y~0 20))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25100#(and (<= main_~y~0 21) (<= 21 main_~y~0))} is VALID [2022-04-15 06:01:21,434 INFO L290 TraceCheckUtils]: 27: Hoare triple {25100#(and (<= main_~y~0 21) (<= 21 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25101#(and (<= main_~y~0 22) (<= 22 main_~y~0))} is VALID [2022-04-15 06:01:21,434 INFO L290 TraceCheckUtils]: 28: Hoare triple {25101#(and (<= main_~y~0 22) (<= 22 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25102#(and (<= main_~y~0 23) (<= 23 main_~y~0))} is VALID [2022-04-15 06:01:21,435 INFO L290 TraceCheckUtils]: 29: Hoare triple {25102#(and (<= main_~y~0 23) (<= 23 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25103#(and (<= 24 main_~y~0) (<= main_~y~0 24))} is VALID [2022-04-15 06:01:21,436 INFO L290 TraceCheckUtils]: 30: Hoare triple {25103#(and (<= 24 main_~y~0) (<= main_~y~0 24))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25104#(and (<= 25 main_~y~0) (<= main_~y~0 25))} is VALID [2022-04-15 06:01:21,436 INFO L290 TraceCheckUtils]: 31: Hoare triple {25104#(and (<= 25 main_~y~0) (<= main_~y~0 25))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25105#(and (<= main_~y~0 26) (<= 26 main_~y~0))} is VALID [2022-04-15 06:01:21,437 INFO L290 TraceCheckUtils]: 32: Hoare triple {25105#(and (<= main_~y~0 26) (<= 26 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25106#(and (<= main_~y~0 27) (<= 27 main_~y~0))} is VALID [2022-04-15 06:01:21,437 INFO L290 TraceCheckUtils]: 33: Hoare triple {25106#(and (<= main_~y~0 27) (<= 27 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25107#(and (<= main_~y~0 28) (<= 28 main_~y~0))} is VALID [2022-04-15 06:01:21,438 INFO L290 TraceCheckUtils]: 34: Hoare triple {25107#(and (<= main_~y~0 28) (<= 28 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25108#(and (<= 29 main_~y~0) (<= main_~y~0 29))} is VALID [2022-04-15 06:01:21,438 INFO L290 TraceCheckUtils]: 35: Hoare triple {25108#(and (<= 29 main_~y~0) (<= main_~y~0 29))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25109#(and (<= main_~y~0 30) (<= 30 main_~y~0))} is VALID [2022-04-15 06:01:21,439 INFO L290 TraceCheckUtils]: 36: Hoare triple {25109#(and (<= main_~y~0 30) (<= 30 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25110#(and (<= main_~y~0 31) (<= 31 main_~y~0))} is VALID [2022-04-15 06:01:21,439 INFO L290 TraceCheckUtils]: 37: Hoare triple {25110#(and (<= main_~y~0 31) (<= 31 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25111#(and (<= main_~y~0 32) (<= 32 main_~y~0))} is VALID [2022-04-15 06:01:21,440 INFO L290 TraceCheckUtils]: 38: Hoare triple {25111#(and (<= main_~y~0 32) (<= 32 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25112#(and (<= 33 main_~y~0) (<= main_~y~0 33))} is VALID [2022-04-15 06:01:21,440 INFO L290 TraceCheckUtils]: 39: Hoare triple {25112#(and (<= 33 main_~y~0) (<= main_~y~0 33))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25113#(and (<= main_~y~0 34) (<= 34 main_~y~0))} is VALID [2022-04-15 06:01:21,441 INFO L290 TraceCheckUtils]: 40: Hoare triple {25113#(and (<= main_~y~0 34) (<= 34 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25114#(and (<= 35 main_~y~0) (<= main_~y~0 35))} is VALID [2022-04-15 06:01:21,441 INFO L290 TraceCheckUtils]: 41: Hoare triple {25114#(and (<= 35 main_~y~0) (<= main_~y~0 35))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25115#(and (<= 36 main_~y~0) (<= main_~y~0 36))} is VALID [2022-04-15 06:01:21,442 INFO L290 TraceCheckUtils]: 42: Hoare triple {25115#(and (<= 36 main_~y~0) (<= main_~y~0 36))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25116#(and (<= main_~y~0 37) (<= 37 main_~y~0))} is VALID [2022-04-15 06:01:21,442 INFO L290 TraceCheckUtils]: 43: Hoare triple {25116#(and (<= main_~y~0 37) (<= 37 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25117#(and (<= 38 main_~y~0) (<= main_~y~0 38))} is VALID [2022-04-15 06:01:21,443 INFO L290 TraceCheckUtils]: 44: Hoare triple {25117#(and (<= 38 main_~y~0) (<= main_~y~0 38))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25118#(and (<= 39 main_~y~0) (<= main_~y~0 39))} is VALID [2022-04-15 06:01:21,443 INFO L290 TraceCheckUtils]: 45: Hoare triple {25118#(and (<= 39 main_~y~0) (<= main_~y~0 39))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25119#(and (<= 40 main_~y~0) (<= main_~y~0 40))} is VALID [2022-04-15 06:01:21,444 INFO L290 TraceCheckUtils]: 46: Hoare triple {25119#(and (<= 40 main_~y~0) (<= main_~y~0 40))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25120#(and (<= 41 main_~y~0) (<= main_~y~0 41))} is VALID [2022-04-15 06:01:21,444 INFO L290 TraceCheckUtils]: 47: Hoare triple {25120#(and (<= 41 main_~y~0) (<= main_~y~0 41))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25121#(and (<= main_~y~0 42) (<= 42 main_~y~0))} is VALID [2022-04-15 06:01:21,445 INFO L290 TraceCheckUtils]: 48: Hoare triple {25121#(and (<= main_~y~0 42) (<= 42 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25122#(and (<= 43 main_~y~0) (<= main_~y~0 43))} is VALID [2022-04-15 06:01:21,445 INFO L290 TraceCheckUtils]: 49: Hoare triple {25122#(and (<= 43 main_~y~0) (<= main_~y~0 43))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25123#(and (<= main_~y~0 44) (<= 44 main_~y~0))} is VALID [2022-04-15 06:01:21,446 INFO L290 TraceCheckUtils]: 50: Hoare triple {25123#(and (<= main_~y~0 44) (<= 44 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25124#(and (<= main_~y~0 45) (<= 45 main_~y~0))} is VALID [2022-04-15 06:01:21,447 INFO L290 TraceCheckUtils]: 51: Hoare triple {25124#(and (<= main_~y~0 45) (<= 45 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25125#(and (<= main_~y~0 46) (<= 46 main_~y~0))} is VALID [2022-04-15 06:01:21,447 INFO L290 TraceCheckUtils]: 52: Hoare triple {25125#(and (<= main_~y~0 46) (<= 46 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25287#(and (<= main_~y~0 47) (<= 47 main_~y~0))} is VALID [2022-04-15 06:01:21,448 INFO L290 TraceCheckUtils]: 53: Hoare triple {25287#(and (<= main_~y~0 47) (<= 47 main_~y~0))} assume !(~y~0 % 4294967296 < 1024); {25075#false} is VALID [2022-04-15 06:01:21,448 INFO L272 TraceCheckUtils]: 54: Hoare triple {25075#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {25075#false} is VALID [2022-04-15 06:01:21,448 INFO L290 TraceCheckUtils]: 55: Hoare triple {25075#false} ~cond := #in~cond; {25075#false} is VALID [2022-04-15 06:01:21,448 INFO L290 TraceCheckUtils]: 56: Hoare triple {25075#false} assume 0 == ~cond; {25075#false} is VALID [2022-04-15 06:01:21,448 INFO L290 TraceCheckUtils]: 57: Hoare triple {25075#false} assume !false; {25075#false} is VALID [2022-04-15 06:01:21,448 INFO L134 CoverageAnalysis]: Checked inductivity of 1128 backedges. 0 proven. 1128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 06:01:21,448 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-15 06:01:25,247 INFO L290 TraceCheckUtils]: 57: Hoare triple {25075#false} assume !false; {25075#false} is VALID [2022-04-15 06:01:25,247 INFO L290 TraceCheckUtils]: 56: Hoare triple {25075#false} assume 0 == ~cond; {25075#false} is VALID [2022-04-15 06:01:25,247 INFO L290 TraceCheckUtils]: 55: Hoare triple {25075#false} ~cond := #in~cond; {25075#false} is VALID [2022-04-15 06:01:25,247 INFO L272 TraceCheckUtils]: 54: Hoare triple {25075#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {25075#false} is VALID [2022-04-15 06:01:25,248 INFO L290 TraceCheckUtils]: 53: Hoare triple {25315#(< (mod main_~y~0 4294967296) 1024)} assume !(~y~0 % 4294967296 < 1024); {25075#false} is VALID [2022-04-15 06:01:25,248 INFO L290 TraceCheckUtils]: 52: Hoare triple {25319#(< (mod (+ main_~y~0 1) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25315#(< (mod main_~y~0 4294967296) 1024)} is VALID [2022-04-15 06:01:25,249 INFO L290 TraceCheckUtils]: 51: Hoare triple {25323#(< (mod (+ main_~y~0 2) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25319#(< (mod (+ main_~y~0 1) 4294967296) 1024)} is VALID [2022-04-15 06:01:25,250 INFO L290 TraceCheckUtils]: 50: Hoare triple {25327#(< (mod (+ main_~y~0 3) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25323#(< (mod (+ main_~y~0 2) 4294967296) 1024)} is VALID [2022-04-15 06:01:25,250 INFO L290 TraceCheckUtils]: 49: Hoare triple {25331#(< (mod (+ main_~y~0 4) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25327#(< (mod (+ main_~y~0 3) 4294967296) 1024)} is VALID [2022-04-15 06:01:25,251 INFO L290 TraceCheckUtils]: 48: Hoare triple {25335#(< (mod (+ 5 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25331#(< (mod (+ main_~y~0 4) 4294967296) 1024)} is VALID [2022-04-15 06:01:25,252 INFO L290 TraceCheckUtils]: 47: Hoare triple {25339#(< (mod (+ main_~y~0 6) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25335#(< (mod (+ 5 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:01:25,252 INFO L290 TraceCheckUtils]: 46: Hoare triple {25343#(< (mod (+ 7 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25339#(< (mod (+ main_~y~0 6) 4294967296) 1024)} is VALID [2022-04-15 06:01:25,253 INFO L290 TraceCheckUtils]: 45: Hoare triple {25347#(< (mod (+ main_~y~0 8) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25343#(< (mod (+ 7 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:01:25,254 INFO L290 TraceCheckUtils]: 44: Hoare triple {25351#(< (mod (+ main_~y~0 9) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25347#(< (mod (+ main_~y~0 8) 4294967296) 1024)} is VALID [2022-04-15 06:01:25,257 INFO L290 TraceCheckUtils]: 43: Hoare triple {25355#(< (mod (+ main_~y~0 10) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25351#(< (mod (+ main_~y~0 9) 4294967296) 1024)} is VALID [2022-04-15 06:01:25,257 INFO L290 TraceCheckUtils]: 42: Hoare triple {25359#(< (mod (+ main_~y~0 11) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25355#(< (mod (+ main_~y~0 10) 4294967296) 1024)} is VALID [2022-04-15 06:01:25,258 INFO L290 TraceCheckUtils]: 41: Hoare triple {25363#(< (mod (+ main_~y~0 12) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25359#(< (mod (+ main_~y~0 11) 4294967296) 1024)} is VALID [2022-04-15 06:01:25,259 INFO L290 TraceCheckUtils]: 40: Hoare triple {25367#(< (mod (+ main_~y~0 13) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25363#(< (mod (+ main_~y~0 12) 4294967296) 1024)} is VALID [2022-04-15 06:01:25,259 INFO L290 TraceCheckUtils]: 39: Hoare triple {25371#(< (mod (+ main_~y~0 14) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25367#(< (mod (+ main_~y~0 13) 4294967296) 1024)} is VALID [2022-04-15 06:01:25,260 INFO L290 TraceCheckUtils]: 38: Hoare triple {25375#(< (mod (+ main_~y~0 15) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25371#(< (mod (+ main_~y~0 14) 4294967296) 1024)} is VALID [2022-04-15 06:01:25,261 INFO L290 TraceCheckUtils]: 37: Hoare triple {25379#(< (mod (+ main_~y~0 16) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25375#(< (mod (+ main_~y~0 15) 4294967296) 1024)} is VALID [2022-04-15 06:01:25,261 INFO L290 TraceCheckUtils]: 36: Hoare triple {25383#(< (mod (+ main_~y~0 17) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25379#(< (mod (+ main_~y~0 16) 4294967296) 1024)} is VALID [2022-04-15 06:01:25,262 INFO L290 TraceCheckUtils]: 35: Hoare triple {25387#(< (mod (+ main_~y~0 18) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25383#(< (mod (+ main_~y~0 17) 4294967296) 1024)} is VALID [2022-04-15 06:01:25,263 INFO L290 TraceCheckUtils]: 34: Hoare triple {25391#(< (mod (+ 19 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25387#(< (mod (+ main_~y~0 18) 4294967296) 1024)} is VALID [2022-04-15 06:01:25,266 INFO L290 TraceCheckUtils]: 33: Hoare triple {25395#(< (mod (+ main_~y~0 20) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25391#(< (mod (+ 19 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:01:25,267 INFO L290 TraceCheckUtils]: 32: Hoare triple {25399#(< (mod (+ main_~y~0 21) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25395#(< (mod (+ main_~y~0 20) 4294967296) 1024)} is VALID [2022-04-15 06:01:25,268 INFO L290 TraceCheckUtils]: 31: Hoare triple {25403#(< (mod (+ main_~y~0 22) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25399#(< (mod (+ main_~y~0 21) 4294967296) 1024)} is VALID [2022-04-15 06:01:25,269 INFO L290 TraceCheckUtils]: 30: Hoare triple {25407#(< (mod (+ 23 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25403#(< (mod (+ main_~y~0 22) 4294967296) 1024)} is VALID [2022-04-15 06:01:25,269 INFO L290 TraceCheckUtils]: 29: Hoare triple {25411#(< (mod (+ main_~y~0 24) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25407#(< (mod (+ 23 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:01:25,270 INFO L290 TraceCheckUtils]: 28: Hoare triple {25415#(< (mod (+ main_~y~0 25) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25411#(< (mod (+ main_~y~0 24) 4294967296) 1024)} is VALID [2022-04-15 06:01:25,271 INFO L290 TraceCheckUtils]: 27: Hoare triple {25419#(< (mod (+ main_~y~0 26) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25415#(< (mod (+ main_~y~0 25) 4294967296) 1024)} is VALID [2022-04-15 06:01:25,271 INFO L290 TraceCheckUtils]: 26: Hoare triple {25423#(< (mod (+ main_~y~0 27) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25419#(< (mod (+ main_~y~0 26) 4294967296) 1024)} is VALID [2022-04-15 06:01:25,272 INFO L290 TraceCheckUtils]: 25: Hoare triple {25427#(< (mod (+ main_~y~0 28) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25423#(< (mod (+ main_~y~0 27) 4294967296) 1024)} is VALID [2022-04-15 06:01:25,272 INFO L290 TraceCheckUtils]: 24: Hoare triple {25431#(< (mod (+ 29 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25427#(< (mod (+ main_~y~0 28) 4294967296) 1024)} is VALID [2022-04-15 06:01:25,273 INFO L290 TraceCheckUtils]: 23: Hoare triple {25435#(< (mod (+ 30 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25431#(< (mod (+ 29 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:01:25,274 INFO L290 TraceCheckUtils]: 22: Hoare triple {25439#(< (mod (+ main_~y~0 31) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25435#(< (mod (+ 30 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:01:25,274 INFO L290 TraceCheckUtils]: 21: Hoare triple {25443#(< (mod (+ 32 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25439#(< (mod (+ main_~y~0 31) 4294967296) 1024)} is VALID [2022-04-15 06:01:25,275 INFO L290 TraceCheckUtils]: 20: Hoare triple {25447#(< (mod (+ main_~y~0 33) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25443#(< (mod (+ 32 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:01:25,276 INFO L290 TraceCheckUtils]: 19: Hoare triple {25451#(< (mod (+ main_~y~0 34) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25447#(< (mod (+ main_~y~0 33) 4294967296) 1024)} is VALID [2022-04-15 06:01:25,276 INFO L290 TraceCheckUtils]: 18: Hoare triple {25455#(< (mod (+ 35 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25451#(< (mod (+ main_~y~0 34) 4294967296) 1024)} is VALID [2022-04-15 06:01:25,277 INFO L290 TraceCheckUtils]: 17: Hoare triple {25459#(< (mod (+ main_~y~0 36) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25455#(< (mod (+ 35 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:01:25,278 INFO L290 TraceCheckUtils]: 16: Hoare triple {25463#(< (mod (+ main_~y~0 37) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25459#(< (mod (+ main_~y~0 36) 4294967296) 1024)} is VALID [2022-04-15 06:01:25,278 INFO L290 TraceCheckUtils]: 15: Hoare triple {25467#(< (mod (+ main_~y~0 38) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25463#(< (mod (+ main_~y~0 37) 4294967296) 1024)} is VALID [2022-04-15 06:01:25,279 INFO L290 TraceCheckUtils]: 14: Hoare triple {25471#(< (mod (+ main_~y~0 39) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25467#(< (mod (+ main_~y~0 38) 4294967296) 1024)} is VALID [2022-04-15 06:01:25,280 INFO L290 TraceCheckUtils]: 13: Hoare triple {25475#(< (mod (+ 40 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25471#(< (mod (+ main_~y~0 39) 4294967296) 1024)} is VALID [2022-04-15 06:01:25,280 INFO L290 TraceCheckUtils]: 12: Hoare triple {25479#(< (mod (+ 41 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25475#(< (mod (+ 40 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:01:25,288 INFO L290 TraceCheckUtils]: 11: Hoare triple {25483#(< (mod (+ 42 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25479#(< (mod (+ 41 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:01:25,289 INFO L290 TraceCheckUtils]: 10: Hoare triple {25487#(< (mod (+ main_~y~0 43) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25483#(< (mod (+ 42 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:01:25,290 INFO L290 TraceCheckUtils]: 9: Hoare triple {25491#(< (mod (+ 44 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25487#(< (mod (+ main_~y~0 43) 4294967296) 1024)} is VALID [2022-04-15 06:01:25,293 INFO L290 TraceCheckUtils]: 8: Hoare triple {25495#(< (mod (+ main_~y~0 45) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25491#(< (mod (+ 44 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:01:25,293 INFO L290 TraceCheckUtils]: 7: Hoare triple {25499#(< (mod (+ main_~y~0 46) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25495#(< (mod (+ main_~y~0 45) 4294967296) 1024)} is VALID [2022-04-15 06:01:25,294 INFO L290 TraceCheckUtils]: 6: Hoare triple {25503#(< (mod (+ main_~y~0 47) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25499#(< (mod (+ main_~y~0 46) 4294967296) 1024)} is VALID [2022-04-15 06:01:25,294 INFO L290 TraceCheckUtils]: 5: Hoare triple {25074#true} ~x~0 := 1;~y~0 := 0; {25503#(< (mod (+ main_~y~0 47) 4294967296) 1024)} is VALID [2022-04-15 06:01:25,294 INFO L272 TraceCheckUtils]: 4: Hoare triple {25074#true} call #t~ret5 := main(); {25074#true} is VALID [2022-04-15 06:01:25,295 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {25074#true} {25074#true} #34#return; {25074#true} is VALID [2022-04-15 06:01:25,295 INFO L290 TraceCheckUtils]: 2: Hoare triple {25074#true} assume true; {25074#true} is VALID [2022-04-15 06:01:25,295 INFO L290 TraceCheckUtils]: 1: Hoare triple {25074#true} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {25074#true} is VALID [2022-04-15 06:01:25,295 INFO L272 TraceCheckUtils]: 0: Hoare triple {25074#true} call ULTIMATE.init(); {25074#true} is VALID [2022-04-15 06:01:25,295 INFO L134 CoverageAnalysis]: Checked inductivity of 1128 backedges. 0 proven. 1128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 06:01:25,295 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [885306756] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-15 06:01:25,295 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-04-15 06:01:25,296 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [51, 50, 50] total 100 [2022-04-15 06:01:25,296 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-15 06:01:25,296 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [703670115] [2022-04-15 06:01:25,296 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [703670115] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-15 06:01:25,296 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-15 06:01:25,296 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [51] imperfect sequences [] total 51 [2022-04-15 06:01:25,296 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1442454427] [2022-04-15 06:01:25,296 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-15 06:01:25,296 INFO L78 Accepts]: Start accepts. Automaton has has 51 states, 51 states have (on average 1.0588235294117647) internal successors, (54), 50 states have internal predecessors, (54), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 58 [2022-04-15 06:01:25,296 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-15 06:01:25,297 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 51 states, 51 states have (on average 1.0588235294117647) internal successors, (54), 50 states have internal predecessors, (54), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:01:25,330 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 58 edges. 58 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 06:01:25,330 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 51 states [2022-04-15 06:01:25,330 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-15 06:01:25,330 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 51 interpolants. [2022-04-15 06:01:25,331 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=2597, Invalid=7303, Unknown=0, NotChecked=0, Total=9900 [2022-04-15 06:01:25,331 INFO L87 Difference]: Start difference. First operand 59 states and 59 transitions. Second operand has 51 states, 51 states have (on average 1.0588235294117647) internal successors, (54), 50 states have internal predecessors, (54), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:01:30,360 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 06:01:30,360 INFO L93 Difference]: Finished difference Result 65 states and 65 transitions. [2022-04-15 06:01:30,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2022-04-15 06:01:30,366 INFO L78 Accepts]: Start accepts. Automaton has has 51 states, 51 states have (on average 1.0588235294117647) internal successors, (54), 50 states have internal predecessors, (54), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 58 [2022-04-15 06:01:30,366 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-15 06:01:30,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 51 states, 51 states have (on average 1.0588235294117647) internal successors, (54), 50 states have internal predecessors, (54), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:01:30,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 51 states and 65 transitions. [2022-04-15 06:01:30,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 51 states, 51 states have (on average 1.0588235294117647) internal successors, (54), 50 states have internal predecessors, (54), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:01:30,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 51 states and 65 transitions. [2022-04-15 06:01:30,368 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 51 states and 65 transitions. [2022-04-15 06:01:30,410 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 65 edges. 65 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 06:01:30,411 INFO L225 Difference]: With dead ends: 65 [2022-04-15 06:01:30,411 INFO L226 Difference]: Without dead ends: 60 [2022-04-15 06:01:30,412 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 215 GetRequests, 68 SyntacticMatches, 1 SemanticMatches, 146 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1228 ImplicationChecksByTransitivity, 6.2s TimeCoverageRelationStatistics Valid=5187, Invalid=16569, Unknown=0, NotChecked=0, Total=21756 [2022-04-15 06:01:30,412 INFO L913 BasicCegarLoop]: 11 mSDtfsCounter, 6 mSDsluCounter, 127 mSDsCounter, 0 mSdLazyCounter, 2383 mSolverCounterSat, 97 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 138 SdHoareTripleChecker+Invalid, 2480 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 97 IncrementalHoareTripleChecker+Valid, 2383 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-04-15 06:01:30,412 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [6 Valid, 138 Invalid, 2480 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [97 Valid, 2383 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-04-15 06:01:30,413 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 60 states. [2022-04-15 06:01:30,476 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 60 to 60. [2022-04-15 06:01:30,476 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-15 06:01:30,476 INFO L82 GeneralOperation]: Start isEquivalent. First operand 60 states. Second operand has 60 states, 55 states have (on average 1.018181818181818) internal successors, (56), 55 states have internal predecessors, (56), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:01:30,476 INFO L74 IsIncluded]: Start isIncluded. First operand 60 states. Second operand has 60 states, 55 states have (on average 1.018181818181818) internal successors, (56), 55 states have internal predecessors, (56), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:01:30,477 INFO L87 Difference]: Start difference. First operand 60 states. Second operand has 60 states, 55 states have (on average 1.018181818181818) internal successors, (56), 55 states have internal predecessors, (56), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:01:30,477 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 06:01:30,477 INFO L93 Difference]: Finished difference Result 60 states and 60 transitions. [2022-04-15 06:01:30,477 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 60 transitions. [2022-04-15 06:01:30,477 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-15 06:01:30,477 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-15 06:01:30,478 INFO L74 IsIncluded]: Start isIncluded. First operand has 60 states, 55 states have (on average 1.018181818181818) internal successors, (56), 55 states have internal predecessors, (56), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 60 states. [2022-04-15 06:01:30,478 INFO L87 Difference]: Start difference. First operand has 60 states, 55 states have (on average 1.018181818181818) internal successors, (56), 55 states have internal predecessors, (56), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 60 states. [2022-04-15 06:01:30,478 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 06:01:30,478 INFO L93 Difference]: Finished difference Result 60 states and 60 transitions. [2022-04-15 06:01:30,478 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 60 transitions. [2022-04-15 06:01:30,478 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-15 06:01:30,478 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-15 06:01:30,478 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-15 06:01:30,479 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-15 06:01:30,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 60 states, 55 states have (on average 1.018181818181818) internal successors, (56), 55 states have internal predecessors, (56), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:01:30,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 60 states and 60 transitions. [2022-04-15 06:01:30,479 INFO L78 Accepts]: Start accepts. Automaton has 60 states and 60 transitions. Word has length 58 [2022-04-15 06:01:30,479 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-15 06:01:30,479 INFO L478 AbstractCegarLoop]: Abstraction has 60 states and 60 transitions. [2022-04-15 06:01:30,479 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 51 states, 51 states have (on average 1.0588235294117647) internal successors, (54), 50 states have internal predecessors, (54), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:01:30,479 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 60 states and 60 transitions. [2022-04-15 06:01:30,526 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 60 edges. 60 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 06:01:30,526 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 60 transitions. [2022-04-15 06:01:30,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-04-15 06:01:30,526 INFO L491 BasicCegarLoop]: Found error trace [2022-04-15 06:01:30,526 INFO L499 BasicCegarLoop]: trace histogram [48, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-15 06:01:30,556 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (48)] Forceful destruction successful, exit code 0 [2022-04-15 06:01:30,726 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable94,SelfDestructingSolverStorable95,48 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-15 06:01:30,727 INFO L403 AbstractCegarLoop]: === Iteration 50 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-15 06:01:30,727 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-15 06:01:30,727 INFO L85 PathProgramCache]: Analyzing trace with hash -1868113444, now seen corresponding path program 95 times [2022-04-15 06:01:30,727 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-15 06:01:30,727 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [752068556] [2022-04-15 06:01:32,863 INFO L89 AcceleratorJordan]: Jordan loop acceleration statistics: 1 HavocedVariables, 2 AssignedVariables, 0 ReadonlyVariables, Eigenvalues: {0={1=1}, 1={2=1}}, 1 SequentialAcceleration, 0 AlternatingAcceleration, 1 QuantifierFreeResult [2022-04-15 06:01:32,864 INFO L271 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2022-04-15 06:01:32,866 INFO L85 PathProgramCache]: Analyzing trace with hash 910643383, now seen corresponding path program 1 times [2022-04-15 06:01:32,866 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-15 06:01:32,866 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1487925091] [2022-04-15 06:01:32,866 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-15 06:01:32,866 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-15 06:01:32,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-15 06:01:32,870 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-04-15 06:01:32,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-15 06:01:32,873 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-04-15 06:01:32,873 INFO L85 PathProgramCache]: Analyzing trace with hash -1868113444, now seen corresponding path program 96 times [2022-04-15 06:01:32,873 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-15 06:01:32,873 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1735035515] [2022-04-15 06:01:32,873 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-15 06:01:32,873 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-15 06:01:32,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 06:01:34,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-15 06:01:34,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 06:01:34,016 INFO L290 TraceCheckUtils]: 0: Hoare triple {26044#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {25990#true} is VALID [2022-04-15 06:01:34,017 INFO L290 TraceCheckUtils]: 1: Hoare triple {25990#true} assume true; {25990#true} is VALID [2022-04-15 06:01:34,017 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {25990#true} {25990#true} #34#return; {25990#true} is VALID [2022-04-15 06:01:34,017 INFO L272 TraceCheckUtils]: 0: Hoare triple {25990#true} call ULTIMATE.init(); {26044#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} is VALID [2022-04-15 06:01:34,017 INFO L290 TraceCheckUtils]: 1: Hoare triple {26044#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {25990#true} is VALID [2022-04-15 06:01:34,017 INFO L290 TraceCheckUtils]: 2: Hoare triple {25990#true} assume true; {25990#true} is VALID [2022-04-15 06:01:34,017 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {25990#true} {25990#true} #34#return; {25990#true} is VALID [2022-04-15 06:01:34,017 INFO L272 TraceCheckUtils]: 4: Hoare triple {25990#true} call #t~ret5 := main(); {25990#true} is VALID [2022-04-15 06:01:34,018 INFO L290 TraceCheckUtils]: 5: Hoare triple {25990#true} ~x~0 := 1;~y~0 := 0; {25995#(= main_~y~0 0)} is VALID [2022-04-15 06:01:34,018 INFO L290 TraceCheckUtils]: 6: Hoare triple {25995#(= main_~y~0 0)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25996#(and (<= 1 main_~y~0) (<= main_~y~0 1))} is VALID [2022-04-15 06:01:34,018 INFO L290 TraceCheckUtils]: 7: Hoare triple {25996#(and (<= 1 main_~y~0) (<= main_~y~0 1))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25997#(and (<= 2 main_~y~0) (<= main_~y~0 2))} is VALID [2022-04-15 06:01:34,019 INFO L290 TraceCheckUtils]: 8: Hoare triple {25997#(and (<= 2 main_~y~0) (<= main_~y~0 2))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25998#(and (<= main_~y~0 3) (<= 3 main_~y~0))} is VALID [2022-04-15 06:01:34,020 INFO L290 TraceCheckUtils]: 9: Hoare triple {25998#(and (<= main_~y~0 3) (<= 3 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25999#(and (<= main_~y~0 4) (<= 4 main_~y~0))} is VALID [2022-04-15 06:01:34,020 INFO L290 TraceCheckUtils]: 10: Hoare triple {25999#(and (<= main_~y~0 4) (<= 4 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26000#(and (<= 5 main_~y~0) (<= main_~y~0 5))} is VALID [2022-04-15 06:01:34,021 INFO L290 TraceCheckUtils]: 11: Hoare triple {26000#(and (<= 5 main_~y~0) (<= main_~y~0 5))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26001#(and (<= main_~y~0 6) (<= 6 main_~y~0))} is VALID [2022-04-15 06:01:34,021 INFO L290 TraceCheckUtils]: 12: Hoare triple {26001#(and (<= main_~y~0 6) (<= 6 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26002#(and (<= 7 main_~y~0) (<= main_~y~0 7))} is VALID [2022-04-15 06:01:34,022 INFO L290 TraceCheckUtils]: 13: Hoare triple {26002#(and (<= 7 main_~y~0) (<= main_~y~0 7))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26003#(and (<= main_~y~0 8) (<= 8 main_~y~0))} is VALID [2022-04-15 06:01:34,022 INFO L290 TraceCheckUtils]: 14: Hoare triple {26003#(and (<= main_~y~0 8) (<= 8 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26004#(and (<= 9 main_~y~0) (<= main_~y~0 9))} is VALID [2022-04-15 06:01:34,023 INFO L290 TraceCheckUtils]: 15: Hoare triple {26004#(and (<= 9 main_~y~0) (<= main_~y~0 9))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26005#(and (<= main_~y~0 10) (<= 10 main_~y~0))} is VALID [2022-04-15 06:01:34,023 INFO L290 TraceCheckUtils]: 16: Hoare triple {26005#(and (<= main_~y~0 10) (<= 10 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26006#(and (<= main_~y~0 11) (<= 11 main_~y~0))} is VALID [2022-04-15 06:01:34,024 INFO L290 TraceCheckUtils]: 17: Hoare triple {26006#(and (<= main_~y~0 11) (<= 11 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26007#(and (<= 12 main_~y~0) (<= main_~y~0 12))} is VALID [2022-04-15 06:01:34,024 INFO L290 TraceCheckUtils]: 18: Hoare triple {26007#(and (<= 12 main_~y~0) (<= main_~y~0 12))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26008#(and (<= main_~y~0 13) (<= 13 main_~y~0))} is VALID [2022-04-15 06:01:34,025 INFO L290 TraceCheckUtils]: 19: Hoare triple {26008#(and (<= main_~y~0 13) (<= 13 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26009#(and (<= 14 main_~y~0) (<= main_~y~0 14))} is VALID [2022-04-15 06:01:34,025 INFO L290 TraceCheckUtils]: 20: Hoare triple {26009#(and (<= 14 main_~y~0) (<= main_~y~0 14))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26010#(and (<= main_~y~0 15) (<= 15 main_~y~0))} is VALID [2022-04-15 06:01:34,026 INFO L290 TraceCheckUtils]: 21: Hoare triple {26010#(and (<= main_~y~0 15) (<= 15 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26011#(and (<= 16 main_~y~0) (<= main_~y~0 16))} is VALID [2022-04-15 06:01:34,026 INFO L290 TraceCheckUtils]: 22: Hoare triple {26011#(and (<= 16 main_~y~0) (<= main_~y~0 16))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26012#(and (<= main_~y~0 17) (<= 17 main_~y~0))} is VALID [2022-04-15 06:01:34,027 INFO L290 TraceCheckUtils]: 23: Hoare triple {26012#(and (<= main_~y~0 17) (<= 17 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26013#(and (<= 18 main_~y~0) (<= main_~y~0 18))} is VALID [2022-04-15 06:01:34,027 INFO L290 TraceCheckUtils]: 24: Hoare triple {26013#(and (<= 18 main_~y~0) (<= main_~y~0 18))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26014#(and (<= 19 main_~y~0) (<= main_~y~0 19))} is VALID [2022-04-15 06:01:34,028 INFO L290 TraceCheckUtils]: 25: Hoare triple {26014#(and (<= 19 main_~y~0) (<= main_~y~0 19))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26015#(and (<= 20 main_~y~0) (<= main_~y~0 20))} is VALID [2022-04-15 06:01:34,028 INFO L290 TraceCheckUtils]: 26: Hoare triple {26015#(and (<= 20 main_~y~0) (<= main_~y~0 20))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26016#(and (<= main_~y~0 21) (<= 21 main_~y~0))} is VALID [2022-04-15 06:01:34,029 INFO L290 TraceCheckUtils]: 27: Hoare triple {26016#(and (<= main_~y~0 21) (<= 21 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26017#(and (<= main_~y~0 22) (<= 22 main_~y~0))} is VALID [2022-04-15 06:01:34,029 INFO L290 TraceCheckUtils]: 28: Hoare triple {26017#(and (<= main_~y~0 22) (<= 22 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26018#(and (<= main_~y~0 23) (<= 23 main_~y~0))} is VALID [2022-04-15 06:01:34,030 INFO L290 TraceCheckUtils]: 29: Hoare triple {26018#(and (<= main_~y~0 23) (<= 23 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26019#(and (<= 24 main_~y~0) (<= main_~y~0 24))} is VALID [2022-04-15 06:01:34,030 INFO L290 TraceCheckUtils]: 30: Hoare triple {26019#(and (<= 24 main_~y~0) (<= main_~y~0 24))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26020#(and (<= 25 main_~y~0) (<= main_~y~0 25))} is VALID [2022-04-15 06:01:34,031 INFO L290 TraceCheckUtils]: 31: Hoare triple {26020#(and (<= 25 main_~y~0) (<= main_~y~0 25))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26021#(and (<= main_~y~0 26) (<= 26 main_~y~0))} is VALID [2022-04-15 06:01:34,031 INFO L290 TraceCheckUtils]: 32: Hoare triple {26021#(and (<= main_~y~0 26) (<= 26 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26022#(and (<= main_~y~0 27) (<= 27 main_~y~0))} is VALID [2022-04-15 06:01:34,032 INFO L290 TraceCheckUtils]: 33: Hoare triple {26022#(and (<= main_~y~0 27) (<= 27 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26023#(and (<= main_~y~0 28) (<= 28 main_~y~0))} is VALID [2022-04-15 06:01:34,032 INFO L290 TraceCheckUtils]: 34: Hoare triple {26023#(and (<= main_~y~0 28) (<= 28 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26024#(and (<= 29 main_~y~0) (<= main_~y~0 29))} is VALID [2022-04-15 06:01:34,033 INFO L290 TraceCheckUtils]: 35: Hoare triple {26024#(and (<= 29 main_~y~0) (<= main_~y~0 29))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26025#(and (<= main_~y~0 30) (<= 30 main_~y~0))} is VALID [2022-04-15 06:01:34,033 INFO L290 TraceCheckUtils]: 36: Hoare triple {26025#(and (<= main_~y~0 30) (<= 30 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26026#(and (<= main_~y~0 31) (<= 31 main_~y~0))} is VALID [2022-04-15 06:01:34,034 INFO L290 TraceCheckUtils]: 37: Hoare triple {26026#(and (<= main_~y~0 31) (<= 31 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26027#(and (<= main_~y~0 32) (<= 32 main_~y~0))} is VALID [2022-04-15 06:01:34,034 INFO L290 TraceCheckUtils]: 38: Hoare triple {26027#(and (<= main_~y~0 32) (<= 32 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26028#(and (<= 33 main_~y~0) (<= main_~y~0 33))} is VALID [2022-04-15 06:01:34,035 INFO L290 TraceCheckUtils]: 39: Hoare triple {26028#(and (<= 33 main_~y~0) (<= main_~y~0 33))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26029#(and (<= main_~y~0 34) (<= 34 main_~y~0))} is VALID [2022-04-15 06:01:34,035 INFO L290 TraceCheckUtils]: 40: Hoare triple {26029#(and (<= main_~y~0 34) (<= 34 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26030#(and (<= 35 main_~y~0) (<= main_~y~0 35))} is VALID [2022-04-15 06:01:34,036 INFO L290 TraceCheckUtils]: 41: Hoare triple {26030#(and (<= 35 main_~y~0) (<= main_~y~0 35))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26031#(and (<= 36 main_~y~0) (<= main_~y~0 36))} is VALID [2022-04-15 06:01:34,036 INFO L290 TraceCheckUtils]: 42: Hoare triple {26031#(and (<= 36 main_~y~0) (<= main_~y~0 36))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26032#(and (<= main_~y~0 37) (<= 37 main_~y~0))} is VALID [2022-04-15 06:01:34,037 INFO L290 TraceCheckUtils]: 43: Hoare triple {26032#(and (<= main_~y~0 37) (<= 37 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26033#(and (<= 38 main_~y~0) (<= main_~y~0 38))} is VALID [2022-04-15 06:01:34,037 INFO L290 TraceCheckUtils]: 44: Hoare triple {26033#(and (<= 38 main_~y~0) (<= main_~y~0 38))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26034#(and (<= 39 main_~y~0) (<= main_~y~0 39))} is VALID [2022-04-15 06:01:34,038 INFO L290 TraceCheckUtils]: 45: Hoare triple {26034#(and (<= 39 main_~y~0) (<= main_~y~0 39))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26035#(and (<= 40 main_~y~0) (<= main_~y~0 40))} is VALID [2022-04-15 06:01:34,038 INFO L290 TraceCheckUtils]: 46: Hoare triple {26035#(and (<= 40 main_~y~0) (<= main_~y~0 40))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26036#(and (<= 41 main_~y~0) (<= main_~y~0 41))} is VALID [2022-04-15 06:01:34,039 INFO L290 TraceCheckUtils]: 47: Hoare triple {26036#(and (<= 41 main_~y~0) (<= main_~y~0 41))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26037#(and (<= main_~y~0 42) (<= 42 main_~y~0))} is VALID [2022-04-15 06:01:34,039 INFO L290 TraceCheckUtils]: 48: Hoare triple {26037#(and (<= main_~y~0 42) (<= 42 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26038#(and (<= 43 main_~y~0) (<= main_~y~0 43))} is VALID [2022-04-15 06:01:34,040 INFO L290 TraceCheckUtils]: 49: Hoare triple {26038#(and (<= 43 main_~y~0) (<= main_~y~0 43))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26039#(and (<= main_~y~0 44) (<= 44 main_~y~0))} is VALID [2022-04-15 06:01:34,040 INFO L290 TraceCheckUtils]: 50: Hoare triple {26039#(and (<= main_~y~0 44) (<= 44 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26040#(and (<= main_~y~0 45) (<= 45 main_~y~0))} is VALID [2022-04-15 06:01:34,041 INFO L290 TraceCheckUtils]: 51: Hoare triple {26040#(and (<= main_~y~0 45) (<= 45 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26041#(and (<= main_~y~0 46) (<= 46 main_~y~0))} is VALID [2022-04-15 06:01:34,041 INFO L290 TraceCheckUtils]: 52: Hoare triple {26041#(and (<= main_~y~0 46) (<= 46 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26042#(and (<= main_~y~0 47) (<= 47 main_~y~0))} is VALID [2022-04-15 06:01:34,042 INFO L290 TraceCheckUtils]: 53: Hoare triple {26042#(and (<= main_~y~0 47) (<= 47 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26043#(and (not (<= (+ (div main_~y~0 4294967296) 1) 0)) (<= main_~y~0 48))} is VALID [2022-04-15 06:01:34,042 INFO L290 TraceCheckUtils]: 54: Hoare triple {26043#(and (not (<= (+ (div main_~y~0 4294967296) 1) 0)) (<= main_~y~0 48))} assume !(~y~0 % 4294967296 < 1024); {25991#false} is VALID [2022-04-15 06:01:34,043 INFO L272 TraceCheckUtils]: 55: Hoare triple {25991#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {25991#false} is VALID [2022-04-15 06:01:34,043 INFO L290 TraceCheckUtils]: 56: Hoare triple {25991#false} ~cond := #in~cond; {25991#false} is VALID [2022-04-15 06:01:34,043 INFO L290 TraceCheckUtils]: 57: Hoare triple {25991#false} assume 0 == ~cond; {25991#false} is VALID [2022-04-15 06:01:34,043 INFO L290 TraceCheckUtils]: 58: Hoare triple {25991#false} assume !false; {25991#false} is VALID [2022-04-15 06:01:34,043 INFO L134 CoverageAnalysis]: Checked inductivity of 1176 backedges. 0 proven. 1176 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 06:01:34,043 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-15 06:01:34,043 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1735035515] [2022-04-15 06:01:34,043 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1735035515] provided 0 perfect and 1 imperfect interpolant sequences [2022-04-15 06:01:34,043 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [222716345] [2022-04-15 06:01:34,044 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2022-04-15 06:01:34,044 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-15 06:01:34,044 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-15 06:01:34,044 INFO L229 MonitoredProcess]: Starting monitored process 49 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-04-15 06:01:34,046 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (49)] Waiting until timeout for monitored process [2022-04-15 06:01:45,960 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 25 check-sat command(s) [2022-04-15 06:01:45,960 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-15 06:01:45,976 INFO L263 TraceCheckSpWp]: Trace formula consists of 293 conjuncts, 99 conjunts are in the unsatisfiable core [2022-04-15 06:01:46,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 06:01:46,066 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-15 06:01:46,741 INFO L272 TraceCheckUtils]: 0: Hoare triple {25990#true} call ULTIMATE.init(); {25990#true} is VALID [2022-04-15 06:01:46,741 INFO L290 TraceCheckUtils]: 1: Hoare triple {25990#true} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {25990#true} is VALID [2022-04-15 06:01:46,741 INFO L290 TraceCheckUtils]: 2: Hoare triple {25990#true} assume true; {25990#true} is VALID [2022-04-15 06:01:46,741 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {25990#true} {25990#true} #34#return; {25990#true} is VALID [2022-04-15 06:01:46,741 INFO L272 TraceCheckUtils]: 4: Hoare triple {25990#true} call #t~ret5 := main(); {25990#true} is VALID [2022-04-15 06:01:46,742 INFO L290 TraceCheckUtils]: 5: Hoare triple {25990#true} ~x~0 := 1;~y~0 := 0; {25995#(= main_~y~0 0)} is VALID [2022-04-15 06:01:46,742 INFO L290 TraceCheckUtils]: 6: Hoare triple {25995#(= main_~y~0 0)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25996#(and (<= 1 main_~y~0) (<= main_~y~0 1))} is VALID [2022-04-15 06:01:46,743 INFO L290 TraceCheckUtils]: 7: Hoare triple {25996#(and (<= 1 main_~y~0) (<= main_~y~0 1))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25997#(and (<= 2 main_~y~0) (<= main_~y~0 2))} is VALID [2022-04-15 06:01:46,747 INFO L290 TraceCheckUtils]: 8: Hoare triple {25997#(and (<= 2 main_~y~0) (<= main_~y~0 2))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25998#(and (<= main_~y~0 3) (<= 3 main_~y~0))} is VALID [2022-04-15 06:01:46,748 INFO L290 TraceCheckUtils]: 9: Hoare triple {25998#(and (<= main_~y~0 3) (<= 3 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {25999#(and (<= main_~y~0 4) (<= 4 main_~y~0))} is VALID [2022-04-15 06:01:46,748 INFO L290 TraceCheckUtils]: 10: Hoare triple {25999#(and (<= main_~y~0 4) (<= 4 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26000#(and (<= 5 main_~y~0) (<= main_~y~0 5))} is VALID [2022-04-15 06:01:46,749 INFO L290 TraceCheckUtils]: 11: Hoare triple {26000#(and (<= 5 main_~y~0) (<= main_~y~0 5))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26001#(and (<= main_~y~0 6) (<= 6 main_~y~0))} is VALID [2022-04-15 06:01:46,749 INFO L290 TraceCheckUtils]: 12: Hoare triple {26001#(and (<= main_~y~0 6) (<= 6 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26002#(and (<= 7 main_~y~0) (<= main_~y~0 7))} is VALID [2022-04-15 06:01:46,750 INFO L290 TraceCheckUtils]: 13: Hoare triple {26002#(and (<= 7 main_~y~0) (<= main_~y~0 7))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26003#(and (<= main_~y~0 8) (<= 8 main_~y~0))} is VALID [2022-04-15 06:01:46,750 INFO L290 TraceCheckUtils]: 14: Hoare triple {26003#(and (<= main_~y~0 8) (<= 8 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26004#(and (<= 9 main_~y~0) (<= main_~y~0 9))} is VALID [2022-04-15 06:01:46,751 INFO L290 TraceCheckUtils]: 15: Hoare triple {26004#(and (<= 9 main_~y~0) (<= main_~y~0 9))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26005#(and (<= main_~y~0 10) (<= 10 main_~y~0))} is VALID [2022-04-15 06:01:46,751 INFO L290 TraceCheckUtils]: 16: Hoare triple {26005#(and (<= main_~y~0 10) (<= 10 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26006#(and (<= main_~y~0 11) (<= 11 main_~y~0))} is VALID [2022-04-15 06:01:46,752 INFO L290 TraceCheckUtils]: 17: Hoare triple {26006#(and (<= main_~y~0 11) (<= 11 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26007#(and (<= 12 main_~y~0) (<= main_~y~0 12))} is VALID [2022-04-15 06:01:46,752 INFO L290 TraceCheckUtils]: 18: Hoare triple {26007#(and (<= 12 main_~y~0) (<= main_~y~0 12))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26008#(and (<= main_~y~0 13) (<= 13 main_~y~0))} is VALID [2022-04-15 06:01:46,775 INFO L290 TraceCheckUtils]: 19: Hoare triple {26008#(and (<= main_~y~0 13) (<= 13 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26009#(and (<= 14 main_~y~0) (<= main_~y~0 14))} is VALID [2022-04-15 06:01:46,791 INFO L290 TraceCheckUtils]: 20: Hoare triple {26009#(and (<= 14 main_~y~0) (<= main_~y~0 14))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26010#(and (<= main_~y~0 15) (<= 15 main_~y~0))} is VALID [2022-04-15 06:01:46,792 INFO L290 TraceCheckUtils]: 21: Hoare triple {26010#(and (<= main_~y~0 15) (<= 15 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26011#(and (<= 16 main_~y~0) (<= main_~y~0 16))} is VALID [2022-04-15 06:01:46,792 INFO L290 TraceCheckUtils]: 22: Hoare triple {26011#(and (<= 16 main_~y~0) (<= main_~y~0 16))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26012#(and (<= main_~y~0 17) (<= 17 main_~y~0))} is VALID [2022-04-15 06:01:46,793 INFO L290 TraceCheckUtils]: 23: Hoare triple {26012#(and (<= main_~y~0 17) (<= 17 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26013#(and (<= 18 main_~y~0) (<= main_~y~0 18))} is VALID [2022-04-15 06:01:46,793 INFO L290 TraceCheckUtils]: 24: Hoare triple {26013#(and (<= 18 main_~y~0) (<= main_~y~0 18))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26014#(and (<= 19 main_~y~0) (<= main_~y~0 19))} is VALID [2022-04-15 06:01:46,794 INFO L290 TraceCheckUtils]: 25: Hoare triple {26014#(and (<= 19 main_~y~0) (<= main_~y~0 19))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26015#(and (<= 20 main_~y~0) (<= main_~y~0 20))} is VALID [2022-04-15 06:01:46,794 INFO L290 TraceCheckUtils]: 26: Hoare triple {26015#(and (<= 20 main_~y~0) (<= main_~y~0 20))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26016#(and (<= main_~y~0 21) (<= 21 main_~y~0))} is VALID [2022-04-15 06:01:46,795 INFO L290 TraceCheckUtils]: 27: Hoare triple {26016#(and (<= main_~y~0 21) (<= 21 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26017#(and (<= main_~y~0 22) (<= 22 main_~y~0))} is VALID [2022-04-15 06:01:46,795 INFO L290 TraceCheckUtils]: 28: Hoare triple {26017#(and (<= main_~y~0 22) (<= 22 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26018#(and (<= main_~y~0 23) (<= 23 main_~y~0))} is VALID [2022-04-15 06:01:46,796 INFO L290 TraceCheckUtils]: 29: Hoare triple {26018#(and (<= main_~y~0 23) (<= 23 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26019#(and (<= 24 main_~y~0) (<= main_~y~0 24))} is VALID [2022-04-15 06:01:46,797 INFO L290 TraceCheckUtils]: 30: Hoare triple {26019#(and (<= 24 main_~y~0) (<= main_~y~0 24))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26020#(and (<= 25 main_~y~0) (<= main_~y~0 25))} is VALID [2022-04-15 06:01:46,797 INFO L290 TraceCheckUtils]: 31: Hoare triple {26020#(and (<= 25 main_~y~0) (<= main_~y~0 25))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26021#(and (<= main_~y~0 26) (<= 26 main_~y~0))} is VALID [2022-04-15 06:01:46,798 INFO L290 TraceCheckUtils]: 32: Hoare triple {26021#(and (<= main_~y~0 26) (<= 26 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26022#(and (<= main_~y~0 27) (<= 27 main_~y~0))} is VALID [2022-04-15 06:01:46,798 INFO L290 TraceCheckUtils]: 33: Hoare triple {26022#(and (<= main_~y~0 27) (<= 27 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26023#(and (<= main_~y~0 28) (<= 28 main_~y~0))} is VALID [2022-04-15 06:01:46,799 INFO L290 TraceCheckUtils]: 34: Hoare triple {26023#(and (<= main_~y~0 28) (<= 28 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26024#(and (<= 29 main_~y~0) (<= main_~y~0 29))} is VALID [2022-04-15 06:01:46,799 INFO L290 TraceCheckUtils]: 35: Hoare triple {26024#(and (<= 29 main_~y~0) (<= main_~y~0 29))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26025#(and (<= main_~y~0 30) (<= 30 main_~y~0))} is VALID [2022-04-15 06:01:46,800 INFO L290 TraceCheckUtils]: 36: Hoare triple {26025#(and (<= main_~y~0 30) (<= 30 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26026#(and (<= main_~y~0 31) (<= 31 main_~y~0))} is VALID [2022-04-15 06:01:46,800 INFO L290 TraceCheckUtils]: 37: Hoare triple {26026#(and (<= main_~y~0 31) (<= 31 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26027#(and (<= main_~y~0 32) (<= 32 main_~y~0))} is VALID [2022-04-15 06:01:46,801 INFO L290 TraceCheckUtils]: 38: Hoare triple {26027#(and (<= main_~y~0 32) (<= 32 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26028#(and (<= 33 main_~y~0) (<= main_~y~0 33))} is VALID [2022-04-15 06:01:46,801 INFO L290 TraceCheckUtils]: 39: Hoare triple {26028#(and (<= 33 main_~y~0) (<= main_~y~0 33))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26029#(and (<= main_~y~0 34) (<= 34 main_~y~0))} is VALID [2022-04-15 06:01:46,802 INFO L290 TraceCheckUtils]: 40: Hoare triple {26029#(and (<= main_~y~0 34) (<= 34 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26030#(and (<= 35 main_~y~0) (<= main_~y~0 35))} is VALID [2022-04-15 06:01:46,802 INFO L290 TraceCheckUtils]: 41: Hoare triple {26030#(and (<= 35 main_~y~0) (<= main_~y~0 35))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26031#(and (<= 36 main_~y~0) (<= main_~y~0 36))} is VALID [2022-04-15 06:01:46,803 INFO L290 TraceCheckUtils]: 42: Hoare triple {26031#(and (<= 36 main_~y~0) (<= main_~y~0 36))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26032#(and (<= main_~y~0 37) (<= 37 main_~y~0))} is VALID [2022-04-15 06:01:46,803 INFO L290 TraceCheckUtils]: 43: Hoare triple {26032#(and (<= main_~y~0 37) (<= 37 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26033#(and (<= 38 main_~y~0) (<= main_~y~0 38))} is VALID [2022-04-15 06:01:46,804 INFO L290 TraceCheckUtils]: 44: Hoare triple {26033#(and (<= 38 main_~y~0) (<= main_~y~0 38))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26034#(and (<= 39 main_~y~0) (<= main_~y~0 39))} is VALID [2022-04-15 06:01:46,804 INFO L290 TraceCheckUtils]: 45: Hoare triple {26034#(and (<= 39 main_~y~0) (<= main_~y~0 39))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26035#(and (<= 40 main_~y~0) (<= main_~y~0 40))} is VALID [2022-04-15 06:01:46,805 INFO L290 TraceCheckUtils]: 46: Hoare triple {26035#(and (<= 40 main_~y~0) (<= main_~y~0 40))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26036#(and (<= 41 main_~y~0) (<= main_~y~0 41))} is VALID [2022-04-15 06:01:46,805 INFO L290 TraceCheckUtils]: 47: Hoare triple {26036#(and (<= 41 main_~y~0) (<= main_~y~0 41))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26037#(and (<= main_~y~0 42) (<= 42 main_~y~0))} is VALID [2022-04-15 06:01:46,806 INFO L290 TraceCheckUtils]: 48: Hoare triple {26037#(and (<= main_~y~0 42) (<= 42 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26038#(and (<= 43 main_~y~0) (<= main_~y~0 43))} is VALID [2022-04-15 06:01:46,806 INFO L290 TraceCheckUtils]: 49: Hoare triple {26038#(and (<= 43 main_~y~0) (<= main_~y~0 43))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26039#(and (<= main_~y~0 44) (<= 44 main_~y~0))} is VALID [2022-04-15 06:01:46,807 INFO L290 TraceCheckUtils]: 50: Hoare triple {26039#(and (<= main_~y~0 44) (<= 44 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26040#(and (<= main_~y~0 45) (<= 45 main_~y~0))} is VALID [2022-04-15 06:01:46,811 INFO L290 TraceCheckUtils]: 51: Hoare triple {26040#(and (<= main_~y~0 45) (<= 45 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26041#(and (<= main_~y~0 46) (<= 46 main_~y~0))} is VALID [2022-04-15 06:01:46,812 INFO L290 TraceCheckUtils]: 52: Hoare triple {26041#(and (<= main_~y~0 46) (<= 46 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26042#(and (<= main_~y~0 47) (<= 47 main_~y~0))} is VALID [2022-04-15 06:01:46,813 INFO L290 TraceCheckUtils]: 53: Hoare triple {26042#(and (<= main_~y~0 47) (<= 47 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26207#(and (<= 48 main_~y~0) (<= main_~y~0 48))} is VALID [2022-04-15 06:01:46,813 INFO L290 TraceCheckUtils]: 54: Hoare triple {26207#(and (<= 48 main_~y~0) (<= main_~y~0 48))} assume !(~y~0 % 4294967296 < 1024); {25991#false} is VALID [2022-04-15 06:01:46,813 INFO L272 TraceCheckUtils]: 55: Hoare triple {25991#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {25991#false} is VALID [2022-04-15 06:01:46,813 INFO L290 TraceCheckUtils]: 56: Hoare triple {25991#false} ~cond := #in~cond; {25991#false} is VALID [2022-04-15 06:01:46,813 INFO L290 TraceCheckUtils]: 57: Hoare triple {25991#false} assume 0 == ~cond; {25991#false} is VALID [2022-04-15 06:01:46,813 INFO L290 TraceCheckUtils]: 58: Hoare triple {25991#false} assume !false; {25991#false} is VALID [2022-04-15 06:01:46,814 INFO L134 CoverageAnalysis]: Checked inductivity of 1176 backedges. 0 proven. 1176 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 06:01:46,814 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-15 06:01:50,920 INFO L290 TraceCheckUtils]: 58: Hoare triple {25991#false} assume !false; {25991#false} is VALID [2022-04-15 06:01:50,921 INFO L290 TraceCheckUtils]: 57: Hoare triple {25991#false} assume 0 == ~cond; {25991#false} is VALID [2022-04-15 06:01:50,921 INFO L290 TraceCheckUtils]: 56: Hoare triple {25991#false} ~cond := #in~cond; {25991#false} is VALID [2022-04-15 06:01:50,921 INFO L272 TraceCheckUtils]: 55: Hoare triple {25991#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {25991#false} is VALID [2022-04-15 06:01:50,921 INFO L290 TraceCheckUtils]: 54: Hoare triple {26235#(< (mod main_~y~0 4294967296) 1024)} assume !(~y~0 % 4294967296 < 1024); {25991#false} is VALID [2022-04-15 06:01:50,922 INFO L290 TraceCheckUtils]: 53: Hoare triple {26239#(< (mod (+ main_~y~0 1) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26235#(< (mod main_~y~0 4294967296) 1024)} is VALID [2022-04-15 06:01:50,922 INFO L290 TraceCheckUtils]: 52: Hoare triple {26243#(< (mod (+ main_~y~0 2) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26239#(< (mod (+ main_~y~0 1) 4294967296) 1024)} is VALID [2022-04-15 06:01:50,923 INFO L290 TraceCheckUtils]: 51: Hoare triple {26247#(< (mod (+ main_~y~0 3) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26243#(< (mod (+ main_~y~0 2) 4294967296) 1024)} is VALID [2022-04-15 06:01:50,924 INFO L290 TraceCheckUtils]: 50: Hoare triple {26251#(< (mod (+ main_~y~0 4) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26247#(< (mod (+ main_~y~0 3) 4294967296) 1024)} is VALID [2022-04-15 06:01:50,924 INFO L290 TraceCheckUtils]: 49: Hoare triple {26255#(< (mod (+ 5 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26251#(< (mod (+ main_~y~0 4) 4294967296) 1024)} is VALID [2022-04-15 06:01:50,925 INFO L290 TraceCheckUtils]: 48: Hoare triple {26259#(< (mod (+ main_~y~0 6) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26255#(< (mod (+ 5 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:01:50,926 INFO L290 TraceCheckUtils]: 47: Hoare triple {26263#(< (mod (+ 7 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26259#(< (mod (+ main_~y~0 6) 4294967296) 1024)} is VALID [2022-04-15 06:01:50,926 INFO L290 TraceCheckUtils]: 46: Hoare triple {26267#(< (mod (+ main_~y~0 8) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26263#(< (mod (+ 7 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:01:50,927 INFO L290 TraceCheckUtils]: 45: Hoare triple {26271#(< (mod (+ main_~y~0 9) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26267#(< (mod (+ main_~y~0 8) 4294967296) 1024)} is VALID [2022-04-15 06:01:50,928 INFO L290 TraceCheckUtils]: 44: Hoare triple {26275#(< (mod (+ main_~y~0 10) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26271#(< (mod (+ main_~y~0 9) 4294967296) 1024)} is VALID [2022-04-15 06:01:50,928 INFO L290 TraceCheckUtils]: 43: Hoare triple {26279#(< (mod (+ main_~y~0 11) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26275#(< (mod (+ main_~y~0 10) 4294967296) 1024)} is VALID [2022-04-15 06:01:50,929 INFO L290 TraceCheckUtils]: 42: Hoare triple {26283#(< (mod (+ main_~y~0 12) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26279#(< (mod (+ main_~y~0 11) 4294967296) 1024)} is VALID [2022-04-15 06:01:50,930 INFO L290 TraceCheckUtils]: 41: Hoare triple {26287#(< (mod (+ main_~y~0 13) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26283#(< (mod (+ main_~y~0 12) 4294967296) 1024)} is VALID [2022-04-15 06:01:50,931 INFO L290 TraceCheckUtils]: 40: Hoare triple {26291#(< (mod (+ main_~y~0 14) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26287#(< (mod (+ main_~y~0 13) 4294967296) 1024)} is VALID [2022-04-15 06:01:50,931 INFO L290 TraceCheckUtils]: 39: Hoare triple {26295#(< (mod (+ main_~y~0 15) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26291#(< (mod (+ main_~y~0 14) 4294967296) 1024)} is VALID [2022-04-15 06:01:50,932 INFO L290 TraceCheckUtils]: 38: Hoare triple {26299#(< (mod (+ main_~y~0 16) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26295#(< (mod (+ main_~y~0 15) 4294967296) 1024)} is VALID [2022-04-15 06:01:50,933 INFO L290 TraceCheckUtils]: 37: Hoare triple {26303#(< (mod (+ main_~y~0 17) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26299#(< (mod (+ main_~y~0 16) 4294967296) 1024)} is VALID [2022-04-15 06:01:50,933 INFO L290 TraceCheckUtils]: 36: Hoare triple {26307#(< (mod (+ main_~y~0 18) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26303#(< (mod (+ main_~y~0 17) 4294967296) 1024)} is VALID [2022-04-15 06:01:50,934 INFO L290 TraceCheckUtils]: 35: Hoare triple {26311#(< (mod (+ 19 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26307#(< (mod (+ main_~y~0 18) 4294967296) 1024)} is VALID [2022-04-15 06:01:50,936 INFO L290 TraceCheckUtils]: 34: Hoare triple {26315#(< (mod (+ main_~y~0 20) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26311#(< (mod (+ 19 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:01:50,937 INFO L290 TraceCheckUtils]: 33: Hoare triple {26319#(< (mod (+ main_~y~0 21) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26315#(< (mod (+ main_~y~0 20) 4294967296) 1024)} is VALID [2022-04-15 06:01:50,937 INFO L290 TraceCheckUtils]: 32: Hoare triple {26323#(< (mod (+ main_~y~0 22) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26319#(< (mod (+ main_~y~0 21) 4294967296) 1024)} is VALID [2022-04-15 06:01:50,938 INFO L290 TraceCheckUtils]: 31: Hoare triple {26327#(< (mod (+ 23 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26323#(< (mod (+ main_~y~0 22) 4294967296) 1024)} is VALID [2022-04-15 06:01:50,939 INFO L290 TraceCheckUtils]: 30: Hoare triple {26331#(< (mod (+ main_~y~0 24) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26327#(< (mod (+ 23 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:01:50,939 INFO L290 TraceCheckUtils]: 29: Hoare triple {26335#(< (mod (+ main_~y~0 25) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26331#(< (mod (+ main_~y~0 24) 4294967296) 1024)} is VALID [2022-04-15 06:01:50,940 INFO L290 TraceCheckUtils]: 28: Hoare triple {26339#(< (mod (+ main_~y~0 26) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26335#(< (mod (+ main_~y~0 25) 4294967296) 1024)} is VALID [2022-04-15 06:01:50,941 INFO L290 TraceCheckUtils]: 27: Hoare triple {26343#(< (mod (+ main_~y~0 27) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26339#(< (mod (+ main_~y~0 26) 4294967296) 1024)} is VALID [2022-04-15 06:01:50,941 INFO L290 TraceCheckUtils]: 26: Hoare triple {26347#(< (mod (+ main_~y~0 28) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26343#(< (mod (+ main_~y~0 27) 4294967296) 1024)} is VALID [2022-04-15 06:01:50,942 INFO L290 TraceCheckUtils]: 25: Hoare triple {26351#(< (mod (+ 29 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26347#(< (mod (+ main_~y~0 28) 4294967296) 1024)} is VALID [2022-04-15 06:01:50,943 INFO L290 TraceCheckUtils]: 24: Hoare triple {26355#(< (mod (+ 30 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26351#(< (mod (+ 29 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:01:50,943 INFO L290 TraceCheckUtils]: 23: Hoare triple {26359#(< (mod (+ main_~y~0 31) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26355#(< (mod (+ 30 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:01:50,944 INFO L290 TraceCheckUtils]: 22: Hoare triple {26363#(< (mod (+ 32 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26359#(< (mod (+ main_~y~0 31) 4294967296) 1024)} is VALID [2022-04-15 06:01:50,944 INFO L290 TraceCheckUtils]: 21: Hoare triple {26367#(< (mod (+ main_~y~0 33) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26363#(< (mod (+ 32 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:01:50,945 INFO L290 TraceCheckUtils]: 20: Hoare triple {26371#(< (mod (+ main_~y~0 34) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26367#(< (mod (+ main_~y~0 33) 4294967296) 1024)} is VALID [2022-04-15 06:01:50,946 INFO L290 TraceCheckUtils]: 19: Hoare triple {26375#(< (mod (+ 35 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26371#(< (mod (+ main_~y~0 34) 4294967296) 1024)} is VALID [2022-04-15 06:01:50,946 INFO L290 TraceCheckUtils]: 18: Hoare triple {26379#(< (mod (+ main_~y~0 36) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26375#(< (mod (+ 35 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:01:50,947 INFO L290 TraceCheckUtils]: 17: Hoare triple {26383#(< (mod (+ main_~y~0 37) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26379#(< (mod (+ main_~y~0 36) 4294967296) 1024)} is VALID [2022-04-15 06:01:50,948 INFO L290 TraceCheckUtils]: 16: Hoare triple {26387#(< (mod (+ main_~y~0 38) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26383#(< (mod (+ main_~y~0 37) 4294967296) 1024)} is VALID [2022-04-15 06:01:50,948 INFO L290 TraceCheckUtils]: 15: Hoare triple {26391#(< (mod (+ main_~y~0 39) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26387#(< (mod (+ main_~y~0 38) 4294967296) 1024)} is VALID [2022-04-15 06:01:50,950 INFO L290 TraceCheckUtils]: 14: Hoare triple {26395#(< (mod (+ 40 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26391#(< (mod (+ main_~y~0 39) 4294967296) 1024)} is VALID [2022-04-15 06:01:50,950 INFO L290 TraceCheckUtils]: 13: Hoare triple {26399#(< (mod (+ 41 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26395#(< (mod (+ 40 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:01:50,951 INFO L290 TraceCheckUtils]: 12: Hoare triple {26403#(< (mod (+ 42 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26399#(< (mod (+ 41 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:01:50,952 INFO L290 TraceCheckUtils]: 11: Hoare triple {26407#(< (mod (+ main_~y~0 43) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26403#(< (mod (+ 42 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:01:50,952 INFO L290 TraceCheckUtils]: 10: Hoare triple {26411#(< (mod (+ 44 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26407#(< (mod (+ main_~y~0 43) 4294967296) 1024)} is VALID [2022-04-15 06:01:50,953 INFO L290 TraceCheckUtils]: 9: Hoare triple {26415#(< (mod (+ main_~y~0 45) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26411#(< (mod (+ 44 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:01:50,954 INFO L290 TraceCheckUtils]: 8: Hoare triple {26419#(< (mod (+ main_~y~0 46) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26415#(< (mod (+ main_~y~0 45) 4294967296) 1024)} is VALID [2022-04-15 06:01:50,955 INFO L290 TraceCheckUtils]: 7: Hoare triple {26423#(< (mod (+ main_~y~0 47) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26419#(< (mod (+ main_~y~0 46) 4294967296) 1024)} is VALID [2022-04-15 06:01:50,955 INFO L290 TraceCheckUtils]: 6: Hoare triple {26427#(< (mod (+ main_~y~0 48) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26423#(< (mod (+ main_~y~0 47) 4294967296) 1024)} is VALID [2022-04-15 06:01:50,956 INFO L290 TraceCheckUtils]: 5: Hoare triple {25990#true} ~x~0 := 1;~y~0 := 0; {26427#(< (mod (+ main_~y~0 48) 4294967296) 1024)} is VALID [2022-04-15 06:01:50,956 INFO L272 TraceCheckUtils]: 4: Hoare triple {25990#true} call #t~ret5 := main(); {25990#true} is VALID [2022-04-15 06:01:50,956 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {25990#true} {25990#true} #34#return; {25990#true} is VALID [2022-04-15 06:01:50,956 INFO L290 TraceCheckUtils]: 2: Hoare triple {25990#true} assume true; {25990#true} is VALID [2022-04-15 06:01:50,956 INFO L290 TraceCheckUtils]: 1: Hoare triple {25990#true} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {25990#true} is VALID [2022-04-15 06:01:50,956 INFO L272 TraceCheckUtils]: 0: Hoare triple {25990#true} call ULTIMATE.init(); {25990#true} is VALID [2022-04-15 06:01:50,956 INFO L134 CoverageAnalysis]: Checked inductivity of 1176 backedges. 0 proven. 1176 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 06:01:50,957 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [222716345] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-15 06:01:50,957 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-04-15 06:01:50,957 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [52, 51, 51] total 102 [2022-04-15 06:01:50,957 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-15 06:01:50,957 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [752068556] [2022-04-15 06:01:50,957 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [752068556] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-15 06:01:50,957 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-15 06:01:50,957 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [52] imperfect sequences [] total 52 [2022-04-15 06:01:50,957 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [194213151] [2022-04-15 06:01:50,957 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-15 06:01:50,957 INFO L78 Accepts]: Start accepts. Automaton has has 52 states, 52 states have (on average 1.0576923076923077) internal successors, (55), 51 states have internal predecessors, (55), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 59 [2022-04-15 06:01:50,958 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-15 06:01:50,958 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 52 states, 52 states have (on average 1.0576923076923077) internal successors, (55), 51 states have internal predecessors, (55), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:01:50,989 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 59 edges. 59 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 06:01:50,989 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 52 states [2022-04-15 06:01:50,989 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-15 06:01:50,989 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 52 interpolants. [2022-04-15 06:01:50,990 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=2700, Invalid=7602, Unknown=0, NotChecked=0, Total=10302 [2022-04-15 06:01:50,990 INFO L87 Difference]: Start difference. First operand 60 states and 60 transitions. Second operand has 52 states, 52 states have (on average 1.0576923076923077) internal successors, (55), 51 states have internal predecessors, (55), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:01:56,146 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 06:01:56,146 INFO L93 Difference]: Finished difference Result 66 states and 66 transitions. [2022-04-15 06:01:56,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2022-04-15 06:01:56,146 INFO L78 Accepts]: Start accepts. Automaton has has 52 states, 52 states have (on average 1.0576923076923077) internal successors, (55), 51 states have internal predecessors, (55), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 59 [2022-04-15 06:01:56,146 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-15 06:01:56,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 52 states, 52 states have (on average 1.0576923076923077) internal successors, (55), 51 states have internal predecessors, (55), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:01:56,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 66 transitions. [2022-04-15 06:01:56,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 52 states, 52 states have (on average 1.0576923076923077) internal successors, (55), 51 states have internal predecessors, (55), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:01:56,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 66 transitions. [2022-04-15 06:01:56,148 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 52 states and 66 transitions. [2022-04-15 06:01:56,199 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 66 edges. 66 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 06:01:56,200 INFO L225 Difference]: With dead ends: 66 [2022-04-15 06:01:56,200 INFO L226 Difference]: Without dead ends: 61 [2022-04-15 06:01:56,201 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 219 GetRequests, 69 SyntacticMatches, 1 SemanticMatches, 149 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1278 ImplicationChecksByTransitivity, 6.1s TimeCoverageRelationStatistics Valid=5393, Invalid=17257, Unknown=0, NotChecked=0, Total=22650 [2022-04-15 06:01:56,202 INFO L913 BasicCegarLoop]: 11 mSDtfsCounter, 6 mSDsluCounter, 177 mSDsCounter, 0 mSdLazyCounter, 2529 mSolverCounterSat, 99 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 188 SdHoareTripleChecker+Invalid, 2628 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 99 IncrementalHoareTripleChecker+Valid, 2529 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-04-15 06:01:56,202 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [6 Valid, 188 Invalid, 2628 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [99 Valid, 2529 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-04-15 06:01:56,202 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 61 states. [2022-04-15 06:01:56,267 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 61 to 61. [2022-04-15 06:01:56,267 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-15 06:01:56,267 INFO L82 GeneralOperation]: Start isEquivalent. First operand 61 states. Second operand has 61 states, 56 states have (on average 1.0178571428571428) internal successors, (57), 56 states have internal predecessors, (57), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:01:56,267 INFO L74 IsIncluded]: Start isIncluded. First operand 61 states. Second operand has 61 states, 56 states have (on average 1.0178571428571428) internal successors, (57), 56 states have internal predecessors, (57), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:01:56,268 INFO L87 Difference]: Start difference. First operand 61 states. Second operand has 61 states, 56 states have (on average 1.0178571428571428) internal successors, (57), 56 states have internal predecessors, (57), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:01:56,268 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 06:01:56,268 INFO L93 Difference]: Finished difference Result 61 states and 61 transitions. [2022-04-15 06:01:56,268 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 61 transitions. [2022-04-15 06:01:56,268 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-15 06:01:56,268 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-15 06:01:56,268 INFO L74 IsIncluded]: Start isIncluded. First operand has 61 states, 56 states have (on average 1.0178571428571428) internal successors, (57), 56 states have internal predecessors, (57), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 61 states. [2022-04-15 06:01:56,269 INFO L87 Difference]: Start difference. First operand has 61 states, 56 states have (on average 1.0178571428571428) internal successors, (57), 56 states have internal predecessors, (57), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 61 states. [2022-04-15 06:01:56,269 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 06:01:56,269 INFO L93 Difference]: Finished difference Result 61 states and 61 transitions. [2022-04-15 06:01:56,269 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 61 transitions. [2022-04-15 06:01:56,269 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-15 06:01:56,269 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-15 06:01:56,269 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-15 06:01:56,269 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-15 06:01:56,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 61 states, 56 states have (on average 1.0178571428571428) internal successors, (57), 56 states have internal predecessors, (57), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:01:56,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 61 states and 61 transitions. [2022-04-15 06:01:56,270 INFO L78 Accepts]: Start accepts. Automaton has 61 states and 61 transitions. Word has length 59 [2022-04-15 06:01:56,270 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-15 06:01:56,270 INFO L478 AbstractCegarLoop]: Abstraction has 61 states and 61 transitions. [2022-04-15 06:01:56,270 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 52 states, 52 states have (on average 1.0576923076923077) internal successors, (55), 51 states have internal predecessors, (55), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:01:56,270 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 61 states and 61 transitions. [2022-04-15 06:01:56,318 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 61 edges. 61 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 06:01:56,318 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 61 transitions. [2022-04-15 06:01:56,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-04-15 06:01:56,319 INFO L491 BasicCegarLoop]: Found error trace [2022-04-15 06:01:56,319 INFO L499 BasicCegarLoop]: trace histogram [49, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-15 06:01:56,328 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (49)] Forceful destruction successful, exit code 0 [2022-04-15 06:01:56,519 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable96,SelfDestructingSolverStorable97,49 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-15 06:01:56,519 INFO L403 AbstractCegarLoop]: === Iteration 51 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-15 06:01:56,520 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-15 06:01:56,520 INFO L85 PathProgramCache]: Analyzing trace with hash -2040480650, now seen corresponding path program 97 times [2022-04-15 06:01:56,520 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-15 06:01:56,520 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [1204715546] [2022-04-15 06:01:56,834 INFO L89 AcceleratorJordan]: Jordan loop acceleration statistics: 1 HavocedVariables, 2 AssignedVariables, 0 ReadonlyVariables, Eigenvalues: {0={1=1}, 1={2=1}}, 1 SequentialAcceleration, 0 AlternatingAcceleration, 1 QuantifierFreeResult [2022-04-15 06:01:56,835 INFO L271 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2022-04-15 06:01:56,836 INFO L85 PathProgramCache]: Analyzing trace with hash 969748727, now seen corresponding path program 1 times [2022-04-15 06:01:56,837 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-15 06:01:56,837 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [70074208] [2022-04-15 06:01:56,837 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-15 06:01:56,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-15 06:01:56,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-15 06:01:56,848 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-04-15 06:01:56,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-15 06:01:56,851 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-04-15 06:01:56,851 INFO L85 PathProgramCache]: Analyzing trace with hash -2040480650, now seen corresponding path program 98 times [2022-04-15 06:01:56,851 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-15 06:01:56,851 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1042102099] [2022-04-15 06:01:56,851 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-15 06:01:56,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-15 06:01:56,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 06:01:59,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-15 06:01:59,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 06:01:59,296 INFO L290 TraceCheckUtils]: 0: Hoare triple {26977#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {26922#true} is VALID [2022-04-15 06:01:59,296 INFO L290 TraceCheckUtils]: 1: Hoare triple {26922#true} assume true; {26922#true} is VALID [2022-04-15 06:01:59,296 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {26922#true} {26922#true} #34#return; {26922#true} is VALID [2022-04-15 06:01:59,296 INFO L272 TraceCheckUtils]: 0: Hoare triple {26922#true} call ULTIMATE.init(); {26977#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} is VALID [2022-04-15 06:01:59,296 INFO L290 TraceCheckUtils]: 1: Hoare triple {26977#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {26922#true} is VALID [2022-04-15 06:01:59,296 INFO L290 TraceCheckUtils]: 2: Hoare triple {26922#true} assume true; {26922#true} is VALID [2022-04-15 06:01:59,296 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {26922#true} {26922#true} #34#return; {26922#true} is VALID [2022-04-15 06:01:59,296 INFO L272 TraceCheckUtils]: 4: Hoare triple {26922#true} call #t~ret5 := main(); {26922#true} is VALID [2022-04-15 06:01:59,297 INFO L290 TraceCheckUtils]: 5: Hoare triple {26922#true} ~x~0 := 1;~y~0 := 0; {26927#(= main_~y~0 0)} is VALID [2022-04-15 06:01:59,297 INFO L290 TraceCheckUtils]: 6: Hoare triple {26927#(= main_~y~0 0)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26928#(and (<= 1 main_~y~0) (<= main_~y~0 1))} is VALID [2022-04-15 06:01:59,298 INFO L290 TraceCheckUtils]: 7: Hoare triple {26928#(and (<= 1 main_~y~0) (<= main_~y~0 1))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26929#(and (<= 2 main_~y~0) (<= main_~y~0 2))} is VALID [2022-04-15 06:01:59,299 INFO L290 TraceCheckUtils]: 8: Hoare triple {26929#(and (<= 2 main_~y~0) (<= main_~y~0 2))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26930#(and (<= main_~y~0 3) (<= 3 main_~y~0))} is VALID [2022-04-15 06:01:59,300 INFO L290 TraceCheckUtils]: 9: Hoare triple {26930#(and (<= main_~y~0 3) (<= 3 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26931#(and (<= main_~y~0 4) (<= 4 main_~y~0))} is VALID [2022-04-15 06:01:59,300 INFO L290 TraceCheckUtils]: 10: Hoare triple {26931#(and (<= main_~y~0 4) (<= 4 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26932#(and (<= 5 main_~y~0) (<= main_~y~0 5))} is VALID [2022-04-15 06:01:59,301 INFO L290 TraceCheckUtils]: 11: Hoare triple {26932#(and (<= 5 main_~y~0) (<= main_~y~0 5))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26933#(and (<= main_~y~0 6) (<= 6 main_~y~0))} is VALID [2022-04-15 06:01:59,302 INFO L290 TraceCheckUtils]: 12: Hoare triple {26933#(and (<= main_~y~0 6) (<= 6 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26934#(and (<= 7 main_~y~0) (<= main_~y~0 7))} is VALID [2022-04-15 06:01:59,303 INFO L290 TraceCheckUtils]: 13: Hoare triple {26934#(and (<= 7 main_~y~0) (<= main_~y~0 7))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26935#(and (<= main_~y~0 8) (<= 8 main_~y~0))} is VALID [2022-04-15 06:01:59,304 INFO L290 TraceCheckUtils]: 14: Hoare triple {26935#(and (<= main_~y~0 8) (<= 8 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26936#(and (<= 9 main_~y~0) (<= main_~y~0 9))} is VALID [2022-04-15 06:01:59,304 INFO L290 TraceCheckUtils]: 15: Hoare triple {26936#(and (<= 9 main_~y~0) (<= main_~y~0 9))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26937#(and (<= main_~y~0 10) (<= 10 main_~y~0))} is VALID [2022-04-15 06:01:59,305 INFO L290 TraceCheckUtils]: 16: Hoare triple {26937#(and (<= main_~y~0 10) (<= 10 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26938#(and (<= main_~y~0 11) (<= 11 main_~y~0))} is VALID [2022-04-15 06:01:59,305 INFO L290 TraceCheckUtils]: 17: Hoare triple {26938#(and (<= main_~y~0 11) (<= 11 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26939#(and (<= 12 main_~y~0) (<= main_~y~0 12))} is VALID [2022-04-15 06:01:59,306 INFO L290 TraceCheckUtils]: 18: Hoare triple {26939#(and (<= 12 main_~y~0) (<= main_~y~0 12))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26940#(and (<= main_~y~0 13) (<= 13 main_~y~0))} is VALID [2022-04-15 06:01:59,306 INFO L290 TraceCheckUtils]: 19: Hoare triple {26940#(and (<= main_~y~0 13) (<= 13 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26941#(and (<= 14 main_~y~0) (<= main_~y~0 14))} is VALID [2022-04-15 06:01:59,307 INFO L290 TraceCheckUtils]: 20: Hoare triple {26941#(and (<= 14 main_~y~0) (<= main_~y~0 14))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26942#(and (<= main_~y~0 15) (<= 15 main_~y~0))} is VALID [2022-04-15 06:01:59,307 INFO L290 TraceCheckUtils]: 21: Hoare triple {26942#(and (<= main_~y~0 15) (<= 15 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26943#(and (<= 16 main_~y~0) (<= main_~y~0 16))} is VALID [2022-04-15 06:01:59,308 INFO L290 TraceCheckUtils]: 22: Hoare triple {26943#(and (<= 16 main_~y~0) (<= main_~y~0 16))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26944#(and (<= main_~y~0 17) (<= 17 main_~y~0))} is VALID [2022-04-15 06:01:59,308 INFO L290 TraceCheckUtils]: 23: Hoare triple {26944#(and (<= main_~y~0 17) (<= 17 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26945#(and (<= 18 main_~y~0) (<= main_~y~0 18))} is VALID [2022-04-15 06:01:59,309 INFO L290 TraceCheckUtils]: 24: Hoare triple {26945#(and (<= 18 main_~y~0) (<= main_~y~0 18))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26946#(and (<= 19 main_~y~0) (<= main_~y~0 19))} is VALID [2022-04-15 06:01:59,309 INFO L290 TraceCheckUtils]: 25: Hoare triple {26946#(and (<= 19 main_~y~0) (<= main_~y~0 19))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26947#(and (<= 20 main_~y~0) (<= main_~y~0 20))} is VALID [2022-04-15 06:01:59,310 INFO L290 TraceCheckUtils]: 26: Hoare triple {26947#(and (<= 20 main_~y~0) (<= main_~y~0 20))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26948#(and (<= main_~y~0 21) (<= 21 main_~y~0))} is VALID [2022-04-15 06:01:59,310 INFO L290 TraceCheckUtils]: 27: Hoare triple {26948#(and (<= main_~y~0 21) (<= 21 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26949#(and (<= main_~y~0 22) (<= 22 main_~y~0))} is VALID [2022-04-15 06:01:59,311 INFO L290 TraceCheckUtils]: 28: Hoare triple {26949#(and (<= main_~y~0 22) (<= 22 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26950#(and (<= main_~y~0 23) (<= 23 main_~y~0))} is VALID [2022-04-15 06:01:59,311 INFO L290 TraceCheckUtils]: 29: Hoare triple {26950#(and (<= main_~y~0 23) (<= 23 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26951#(and (<= 24 main_~y~0) (<= main_~y~0 24))} is VALID [2022-04-15 06:01:59,312 INFO L290 TraceCheckUtils]: 30: Hoare triple {26951#(and (<= 24 main_~y~0) (<= main_~y~0 24))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26952#(and (<= 25 main_~y~0) (<= main_~y~0 25))} is VALID [2022-04-15 06:01:59,312 INFO L290 TraceCheckUtils]: 31: Hoare triple {26952#(and (<= 25 main_~y~0) (<= main_~y~0 25))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26953#(and (<= main_~y~0 26) (<= 26 main_~y~0))} is VALID [2022-04-15 06:01:59,312 INFO L290 TraceCheckUtils]: 32: Hoare triple {26953#(and (<= main_~y~0 26) (<= 26 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26954#(and (<= main_~y~0 27) (<= 27 main_~y~0))} is VALID [2022-04-15 06:01:59,313 INFO L290 TraceCheckUtils]: 33: Hoare triple {26954#(and (<= main_~y~0 27) (<= 27 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26955#(and (<= main_~y~0 28) (<= 28 main_~y~0))} is VALID [2022-04-15 06:01:59,314 INFO L290 TraceCheckUtils]: 34: Hoare triple {26955#(and (<= main_~y~0 28) (<= 28 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26956#(and (<= 29 main_~y~0) (<= main_~y~0 29))} is VALID [2022-04-15 06:01:59,332 INFO L290 TraceCheckUtils]: 35: Hoare triple {26956#(and (<= 29 main_~y~0) (<= main_~y~0 29))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26957#(and (<= main_~y~0 30) (<= 30 main_~y~0))} is VALID [2022-04-15 06:01:59,332 INFO L290 TraceCheckUtils]: 36: Hoare triple {26957#(and (<= main_~y~0 30) (<= 30 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26958#(and (<= main_~y~0 31) (<= 31 main_~y~0))} is VALID [2022-04-15 06:01:59,333 INFO L290 TraceCheckUtils]: 37: Hoare triple {26958#(and (<= main_~y~0 31) (<= 31 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26959#(and (<= main_~y~0 32) (<= 32 main_~y~0))} is VALID [2022-04-15 06:01:59,335 INFO L290 TraceCheckUtils]: 38: Hoare triple {26959#(and (<= main_~y~0 32) (<= 32 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26960#(and (<= 33 main_~y~0) (<= main_~y~0 33))} is VALID [2022-04-15 06:01:59,335 INFO L290 TraceCheckUtils]: 39: Hoare triple {26960#(and (<= 33 main_~y~0) (<= main_~y~0 33))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26961#(and (<= main_~y~0 34) (<= 34 main_~y~0))} is VALID [2022-04-15 06:01:59,336 INFO L290 TraceCheckUtils]: 40: Hoare triple {26961#(and (<= main_~y~0 34) (<= 34 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26962#(and (<= 35 main_~y~0) (<= main_~y~0 35))} is VALID [2022-04-15 06:01:59,337 INFO L290 TraceCheckUtils]: 41: Hoare triple {26962#(and (<= 35 main_~y~0) (<= main_~y~0 35))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26963#(and (<= 36 main_~y~0) (<= main_~y~0 36))} is VALID [2022-04-15 06:01:59,337 INFO L290 TraceCheckUtils]: 42: Hoare triple {26963#(and (<= 36 main_~y~0) (<= main_~y~0 36))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26964#(and (<= main_~y~0 37) (<= 37 main_~y~0))} is VALID [2022-04-15 06:01:59,338 INFO L290 TraceCheckUtils]: 43: Hoare triple {26964#(and (<= main_~y~0 37) (<= 37 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26965#(and (<= 38 main_~y~0) (<= main_~y~0 38))} is VALID [2022-04-15 06:01:59,338 INFO L290 TraceCheckUtils]: 44: Hoare triple {26965#(and (<= 38 main_~y~0) (<= main_~y~0 38))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26966#(and (<= 39 main_~y~0) (<= main_~y~0 39))} is VALID [2022-04-15 06:01:59,339 INFO L290 TraceCheckUtils]: 45: Hoare triple {26966#(and (<= 39 main_~y~0) (<= main_~y~0 39))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26967#(and (<= 40 main_~y~0) (<= main_~y~0 40))} is VALID [2022-04-15 06:01:59,339 INFO L290 TraceCheckUtils]: 46: Hoare triple {26967#(and (<= 40 main_~y~0) (<= main_~y~0 40))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26968#(and (<= 41 main_~y~0) (<= main_~y~0 41))} is VALID [2022-04-15 06:01:59,340 INFO L290 TraceCheckUtils]: 47: Hoare triple {26968#(and (<= 41 main_~y~0) (<= main_~y~0 41))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26969#(and (<= main_~y~0 42) (<= 42 main_~y~0))} is VALID [2022-04-15 06:01:59,340 INFO L290 TraceCheckUtils]: 48: Hoare triple {26969#(and (<= main_~y~0 42) (<= 42 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26970#(and (<= 43 main_~y~0) (<= main_~y~0 43))} is VALID [2022-04-15 06:01:59,341 INFO L290 TraceCheckUtils]: 49: Hoare triple {26970#(and (<= 43 main_~y~0) (<= main_~y~0 43))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26971#(and (<= main_~y~0 44) (<= 44 main_~y~0))} is VALID [2022-04-15 06:01:59,341 INFO L290 TraceCheckUtils]: 50: Hoare triple {26971#(and (<= main_~y~0 44) (<= 44 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26972#(and (<= main_~y~0 45) (<= 45 main_~y~0))} is VALID [2022-04-15 06:01:59,342 INFO L290 TraceCheckUtils]: 51: Hoare triple {26972#(and (<= main_~y~0 45) (<= 45 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26973#(and (<= main_~y~0 46) (<= 46 main_~y~0))} is VALID [2022-04-15 06:01:59,342 INFO L290 TraceCheckUtils]: 52: Hoare triple {26973#(and (<= main_~y~0 46) (<= 46 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26974#(and (<= main_~y~0 47) (<= 47 main_~y~0))} is VALID [2022-04-15 06:01:59,343 INFO L290 TraceCheckUtils]: 53: Hoare triple {26974#(and (<= main_~y~0 47) (<= 47 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26975#(and (<= 48 main_~y~0) (<= main_~y~0 48))} is VALID [2022-04-15 06:01:59,344 INFO L290 TraceCheckUtils]: 54: Hoare triple {26975#(and (<= 48 main_~y~0) (<= main_~y~0 48))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26976#(and (not (<= (+ (div main_~y~0 4294967296) 1) 0)) (<= main_~y~0 49))} is VALID [2022-04-15 06:01:59,344 INFO L290 TraceCheckUtils]: 55: Hoare triple {26976#(and (not (<= (+ (div main_~y~0 4294967296) 1) 0)) (<= main_~y~0 49))} assume !(~y~0 % 4294967296 < 1024); {26923#false} is VALID [2022-04-15 06:01:59,344 INFO L272 TraceCheckUtils]: 56: Hoare triple {26923#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {26923#false} is VALID [2022-04-15 06:01:59,344 INFO L290 TraceCheckUtils]: 57: Hoare triple {26923#false} ~cond := #in~cond; {26923#false} is VALID [2022-04-15 06:01:59,344 INFO L290 TraceCheckUtils]: 58: Hoare triple {26923#false} assume 0 == ~cond; {26923#false} is VALID [2022-04-15 06:01:59,345 INFO L290 TraceCheckUtils]: 59: Hoare triple {26923#false} assume !false; {26923#false} is VALID [2022-04-15 06:01:59,345 INFO L134 CoverageAnalysis]: Checked inductivity of 1225 backedges. 0 proven. 1225 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 06:01:59,345 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-15 06:01:59,345 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1042102099] [2022-04-15 06:01:59,345 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1042102099] provided 0 perfect and 1 imperfect interpolant sequences [2022-04-15 06:01:59,345 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [547981948] [2022-04-15 06:01:59,345 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-04-15 06:01:59,345 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-15 06:01:59,346 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-15 06:01:59,346 INFO L229 MonitoredProcess]: Starting monitored process 50 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-04-15 06:01:59,348 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (50)] Waiting until timeout for monitored process [2022-04-15 06:01:59,504 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-04-15 06:01:59,504 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-15 06:01:59,506 INFO L263 TraceCheckSpWp]: Trace formula consists of 298 conjuncts, 101 conjunts are in the unsatisfiable core [2022-04-15 06:01:59,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 06:01:59,653 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-15 06:02:00,365 INFO L272 TraceCheckUtils]: 0: Hoare triple {26922#true} call ULTIMATE.init(); {26922#true} is VALID [2022-04-15 06:02:00,365 INFO L290 TraceCheckUtils]: 1: Hoare triple {26922#true} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {26922#true} is VALID [2022-04-15 06:02:00,365 INFO L290 TraceCheckUtils]: 2: Hoare triple {26922#true} assume true; {26922#true} is VALID [2022-04-15 06:02:00,365 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {26922#true} {26922#true} #34#return; {26922#true} is VALID [2022-04-15 06:02:00,365 INFO L272 TraceCheckUtils]: 4: Hoare triple {26922#true} call #t~ret5 := main(); {26922#true} is VALID [2022-04-15 06:02:00,366 INFO L290 TraceCheckUtils]: 5: Hoare triple {26922#true} ~x~0 := 1;~y~0 := 0; {26927#(= main_~y~0 0)} is VALID [2022-04-15 06:02:00,367 INFO L290 TraceCheckUtils]: 6: Hoare triple {26927#(= main_~y~0 0)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26928#(and (<= 1 main_~y~0) (<= main_~y~0 1))} is VALID [2022-04-15 06:02:00,367 INFO L290 TraceCheckUtils]: 7: Hoare triple {26928#(and (<= 1 main_~y~0) (<= main_~y~0 1))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26929#(and (<= 2 main_~y~0) (<= main_~y~0 2))} is VALID [2022-04-15 06:02:00,368 INFO L290 TraceCheckUtils]: 8: Hoare triple {26929#(and (<= 2 main_~y~0) (<= main_~y~0 2))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26930#(and (<= main_~y~0 3) (<= 3 main_~y~0))} is VALID [2022-04-15 06:02:00,368 INFO L290 TraceCheckUtils]: 9: Hoare triple {26930#(and (<= main_~y~0 3) (<= 3 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26931#(and (<= main_~y~0 4) (<= 4 main_~y~0))} is VALID [2022-04-15 06:02:00,369 INFO L290 TraceCheckUtils]: 10: Hoare triple {26931#(and (<= main_~y~0 4) (<= 4 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26932#(and (<= 5 main_~y~0) (<= main_~y~0 5))} is VALID [2022-04-15 06:02:00,369 INFO L290 TraceCheckUtils]: 11: Hoare triple {26932#(and (<= 5 main_~y~0) (<= main_~y~0 5))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26933#(and (<= main_~y~0 6) (<= 6 main_~y~0))} is VALID [2022-04-15 06:02:00,369 INFO L290 TraceCheckUtils]: 12: Hoare triple {26933#(and (<= main_~y~0 6) (<= 6 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26934#(and (<= 7 main_~y~0) (<= main_~y~0 7))} is VALID [2022-04-15 06:02:00,370 INFO L290 TraceCheckUtils]: 13: Hoare triple {26934#(and (<= 7 main_~y~0) (<= main_~y~0 7))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26935#(and (<= main_~y~0 8) (<= 8 main_~y~0))} is VALID [2022-04-15 06:02:00,370 INFO L290 TraceCheckUtils]: 14: Hoare triple {26935#(and (<= main_~y~0 8) (<= 8 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26936#(and (<= 9 main_~y~0) (<= main_~y~0 9))} is VALID [2022-04-15 06:02:00,371 INFO L290 TraceCheckUtils]: 15: Hoare triple {26936#(and (<= 9 main_~y~0) (<= main_~y~0 9))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26937#(and (<= main_~y~0 10) (<= 10 main_~y~0))} is VALID [2022-04-15 06:02:00,371 INFO L290 TraceCheckUtils]: 16: Hoare triple {26937#(and (<= main_~y~0 10) (<= 10 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26938#(and (<= main_~y~0 11) (<= 11 main_~y~0))} is VALID [2022-04-15 06:02:00,371 INFO L290 TraceCheckUtils]: 17: Hoare triple {26938#(and (<= main_~y~0 11) (<= 11 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26939#(and (<= 12 main_~y~0) (<= main_~y~0 12))} is VALID [2022-04-15 06:02:00,372 INFO L290 TraceCheckUtils]: 18: Hoare triple {26939#(and (<= 12 main_~y~0) (<= main_~y~0 12))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26940#(and (<= main_~y~0 13) (<= 13 main_~y~0))} is VALID [2022-04-15 06:02:00,372 INFO L290 TraceCheckUtils]: 19: Hoare triple {26940#(and (<= main_~y~0 13) (<= 13 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26941#(and (<= 14 main_~y~0) (<= main_~y~0 14))} is VALID [2022-04-15 06:02:00,373 INFO L290 TraceCheckUtils]: 20: Hoare triple {26941#(and (<= 14 main_~y~0) (<= main_~y~0 14))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26942#(and (<= main_~y~0 15) (<= 15 main_~y~0))} is VALID [2022-04-15 06:02:00,374 INFO L290 TraceCheckUtils]: 21: Hoare triple {26942#(and (<= main_~y~0 15) (<= 15 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26943#(and (<= 16 main_~y~0) (<= main_~y~0 16))} is VALID [2022-04-15 06:02:00,400 INFO L290 TraceCheckUtils]: 22: Hoare triple {26943#(and (<= 16 main_~y~0) (<= main_~y~0 16))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26944#(and (<= main_~y~0 17) (<= 17 main_~y~0))} is VALID [2022-04-15 06:02:00,400 INFO L290 TraceCheckUtils]: 23: Hoare triple {26944#(and (<= main_~y~0 17) (<= 17 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26945#(and (<= 18 main_~y~0) (<= main_~y~0 18))} is VALID [2022-04-15 06:02:00,401 INFO L290 TraceCheckUtils]: 24: Hoare triple {26945#(and (<= 18 main_~y~0) (<= main_~y~0 18))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26946#(and (<= 19 main_~y~0) (<= main_~y~0 19))} is VALID [2022-04-15 06:02:00,401 INFO L290 TraceCheckUtils]: 25: Hoare triple {26946#(and (<= 19 main_~y~0) (<= main_~y~0 19))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26947#(and (<= 20 main_~y~0) (<= main_~y~0 20))} is VALID [2022-04-15 06:02:00,402 INFO L290 TraceCheckUtils]: 26: Hoare triple {26947#(and (<= 20 main_~y~0) (<= main_~y~0 20))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26948#(and (<= main_~y~0 21) (<= 21 main_~y~0))} is VALID [2022-04-15 06:02:00,402 INFO L290 TraceCheckUtils]: 27: Hoare triple {26948#(and (<= main_~y~0 21) (<= 21 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26949#(and (<= main_~y~0 22) (<= 22 main_~y~0))} is VALID [2022-04-15 06:02:00,403 INFO L290 TraceCheckUtils]: 28: Hoare triple {26949#(and (<= main_~y~0 22) (<= 22 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26950#(and (<= main_~y~0 23) (<= 23 main_~y~0))} is VALID [2022-04-15 06:02:00,403 INFO L290 TraceCheckUtils]: 29: Hoare triple {26950#(and (<= main_~y~0 23) (<= 23 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26951#(and (<= 24 main_~y~0) (<= main_~y~0 24))} is VALID [2022-04-15 06:02:00,403 INFO L290 TraceCheckUtils]: 30: Hoare triple {26951#(and (<= 24 main_~y~0) (<= main_~y~0 24))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26952#(and (<= 25 main_~y~0) (<= main_~y~0 25))} is VALID [2022-04-15 06:02:00,404 INFO L290 TraceCheckUtils]: 31: Hoare triple {26952#(and (<= 25 main_~y~0) (<= main_~y~0 25))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26953#(and (<= main_~y~0 26) (<= 26 main_~y~0))} is VALID [2022-04-15 06:02:00,404 INFO L290 TraceCheckUtils]: 32: Hoare triple {26953#(and (<= main_~y~0 26) (<= 26 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26954#(and (<= main_~y~0 27) (<= 27 main_~y~0))} is VALID [2022-04-15 06:02:00,405 INFO L290 TraceCheckUtils]: 33: Hoare triple {26954#(and (<= main_~y~0 27) (<= 27 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26955#(and (<= main_~y~0 28) (<= 28 main_~y~0))} is VALID [2022-04-15 06:02:00,405 INFO L290 TraceCheckUtils]: 34: Hoare triple {26955#(and (<= main_~y~0 28) (<= 28 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26956#(and (<= 29 main_~y~0) (<= main_~y~0 29))} is VALID [2022-04-15 06:02:00,406 INFO L290 TraceCheckUtils]: 35: Hoare triple {26956#(and (<= 29 main_~y~0) (<= main_~y~0 29))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26957#(and (<= main_~y~0 30) (<= 30 main_~y~0))} is VALID [2022-04-15 06:02:00,406 INFO L290 TraceCheckUtils]: 36: Hoare triple {26957#(and (<= main_~y~0 30) (<= 30 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26958#(and (<= main_~y~0 31) (<= 31 main_~y~0))} is VALID [2022-04-15 06:02:00,407 INFO L290 TraceCheckUtils]: 37: Hoare triple {26958#(and (<= main_~y~0 31) (<= 31 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26959#(and (<= main_~y~0 32) (<= 32 main_~y~0))} is VALID [2022-04-15 06:02:00,407 INFO L290 TraceCheckUtils]: 38: Hoare triple {26959#(and (<= main_~y~0 32) (<= 32 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26960#(and (<= 33 main_~y~0) (<= main_~y~0 33))} is VALID [2022-04-15 06:02:00,407 INFO L290 TraceCheckUtils]: 39: Hoare triple {26960#(and (<= 33 main_~y~0) (<= main_~y~0 33))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26961#(and (<= main_~y~0 34) (<= 34 main_~y~0))} is VALID [2022-04-15 06:02:00,408 INFO L290 TraceCheckUtils]: 40: Hoare triple {26961#(and (<= main_~y~0 34) (<= 34 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26962#(and (<= 35 main_~y~0) (<= main_~y~0 35))} is VALID [2022-04-15 06:02:00,408 INFO L290 TraceCheckUtils]: 41: Hoare triple {26962#(and (<= 35 main_~y~0) (<= main_~y~0 35))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26963#(and (<= 36 main_~y~0) (<= main_~y~0 36))} is VALID [2022-04-15 06:02:00,409 INFO L290 TraceCheckUtils]: 42: Hoare triple {26963#(and (<= 36 main_~y~0) (<= main_~y~0 36))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26964#(and (<= main_~y~0 37) (<= 37 main_~y~0))} is VALID [2022-04-15 06:02:00,409 INFO L290 TraceCheckUtils]: 43: Hoare triple {26964#(and (<= main_~y~0 37) (<= 37 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26965#(and (<= 38 main_~y~0) (<= main_~y~0 38))} is VALID [2022-04-15 06:02:00,410 INFO L290 TraceCheckUtils]: 44: Hoare triple {26965#(and (<= 38 main_~y~0) (<= main_~y~0 38))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26966#(and (<= 39 main_~y~0) (<= main_~y~0 39))} is VALID [2022-04-15 06:02:00,410 INFO L290 TraceCheckUtils]: 45: Hoare triple {26966#(and (<= 39 main_~y~0) (<= main_~y~0 39))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26967#(and (<= 40 main_~y~0) (<= main_~y~0 40))} is VALID [2022-04-15 06:02:00,411 INFO L290 TraceCheckUtils]: 46: Hoare triple {26967#(and (<= 40 main_~y~0) (<= main_~y~0 40))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26968#(and (<= 41 main_~y~0) (<= main_~y~0 41))} is VALID [2022-04-15 06:02:00,411 INFO L290 TraceCheckUtils]: 47: Hoare triple {26968#(and (<= 41 main_~y~0) (<= main_~y~0 41))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26969#(and (<= main_~y~0 42) (<= 42 main_~y~0))} is VALID [2022-04-15 06:02:00,411 INFO L290 TraceCheckUtils]: 48: Hoare triple {26969#(and (<= main_~y~0 42) (<= 42 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26970#(and (<= 43 main_~y~0) (<= main_~y~0 43))} is VALID [2022-04-15 06:02:00,412 INFO L290 TraceCheckUtils]: 49: Hoare triple {26970#(and (<= 43 main_~y~0) (<= main_~y~0 43))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26971#(and (<= main_~y~0 44) (<= 44 main_~y~0))} is VALID [2022-04-15 06:02:00,413 INFO L290 TraceCheckUtils]: 50: Hoare triple {26971#(and (<= main_~y~0 44) (<= 44 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26972#(and (<= main_~y~0 45) (<= 45 main_~y~0))} is VALID [2022-04-15 06:02:00,414 INFO L290 TraceCheckUtils]: 51: Hoare triple {26972#(and (<= main_~y~0 45) (<= 45 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26973#(and (<= main_~y~0 46) (<= 46 main_~y~0))} is VALID [2022-04-15 06:02:00,414 INFO L290 TraceCheckUtils]: 52: Hoare triple {26973#(and (<= main_~y~0 46) (<= 46 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26974#(and (<= main_~y~0 47) (<= 47 main_~y~0))} is VALID [2022-04-15 06:02:00,415 INFO L290 TraceCheckUtils]: 53: Hoare triple {26974#(and (<= main_~y~0 47) (<= 47 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {26975#(and (<= 48 main_~y~0) (<= main_~y~0 48))} is VALID [2022-04-15 06:02:00,415 INFO L290 TraceCheckUtils]: 54: Hoare triple {26975#(and (<= 48 main_~y~0) (<= main_~y~0 48))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27143#(and (<= 49 main_~y~0) (<= main_~y~0 49))} is VALID [2022-04-15 06:02:00,416 INFO L290 TraceCheckUtils]: 55: Hoare triple {27143#(and (<= 49 main_~y~0) (<= main_~y~0 49))} assume !(~y~0 % 4294967296 < 1024); {26923#false} is VALID [2022-04-15 06:02:00,416 INFO L272 TraceCheckUtils]: 56: Hoare triple {26923#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {26923#false} is VALID [2022-04-15 06:02:00,416 INFO L290 TraceCheckUtils]: 57: Hoare triple {26923#false} ~cond := #in~cond; {26923#false} is VALID [2022-04-15 06:02:00,416 INFO L290 TraceCheckUtils]: 58: Hoare triple {26923#false} assume 0 == ~cond; {26923#false} is VALID [2022-04-15 06:02:00,416 INFO L290 TraceCheckUtils]: 59: Hoare triple {26923#false} assume !false; {26923#false} is VALID [2022-04-15 06:02:00,417 INFO L134 CoverageAnalysis]: Checked inductivity of 1225 backedges. 0 proven. 1225 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 06:02:00,417 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-15 06:02:04,161 INFO L290 TraceCheckUtils]: 59: Hoare triple {26923#false} assume !false; {26923#false} is VALID [2022-04-15 06:02:04,162 INFO L290 TraceCheckUtils]: 58: Hoare triple {26923#false} assume 0 == ~cond; {26923#false} is VALID [2022-04-15 06:02:04,162 INFO L290 TraceCheckUtils]: 57: Hoare triple {26923#false} ~cond := #in~cond; {26923#false} is VALID [2022-04-15 06:02:04,162 INFO L272 TraceCheckUtils]: 56: Hoare triple {26923#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {26923#false} is VALID [2022-04-15 06:02:04,162 INFO L290 TraceCheckUtils]: 55: Hoare triple {27171#(< (mod main_~y~0 4294967296) 1024)} assume !(~y~0 % 4294967296 < 1024); {26923#false} is VALID [2022-04-15 06:02:04,163 INFO L290 TraceCheckUtils]: 54: Hoare triple {27175#(< (mod (+ main_~y~0 1) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27171#(< (mod main_~y~0 4294967296) 1024)} is VALID [2022-04-15 06:02:04,164 INFO L290 TraceCheckUtils]: 53: Hoare triple {27179#(< (mod (+ main_~y~0 2) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27175#(< (mod (+ main_~y~0 1) 4294967296) 1024)} is VALID [2022-04-15 06:02:04,164 INFO L290 TraceCheckUtils]: 52: Hoare triple {27183#(< (mod (+ main_~y~0 3) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27179#(< (mod (+ main_~y~0 2) 4294967296) 1024)} is VALID [2022-04-15 06:02:04,165 INFO L290 TraceCheckUtils]: 51: Hoare triple {27187#(< (mod (+ main_~y~0 4) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27183#(< (mod (+ main_~y~0 3) 4294967296) 1024)} is VALID [2022-04-15 06:02:04,166 INFO L290 TraceCheckUtils]: 50: Hoare triple {27191#(< (mod (+ 5 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27187#(< (mod (+ main_~y~0 4) 4294967296) 1024)} is VALID [2022-04-15 06:02:04,166 INFO L290 TraceCheckUtils]: 49: Hoare triple {27195#(< (mod (+ main_~y~0 6) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27191#(< (mod (+ 5 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:02:04,168 INFO L290 TraceCheckUtils]: 48: Hoare triple {27199#(< (mod (+ 7 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27195#(< (mod (+ main_~y~0 6) 4294967296) 1024)} is VALID [2022-04-15 06:02:04,168 INFO L290 TraceCheckUtils]: 47: Hoare triple {27203#(< (mod (+ main_~y~0 8) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27199#(< (mod (+ 7 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:02:04,169 INFO L290 TraceCheckUtils]: 46: Hoare triple {27207#(< (mod (+ main_~y~0 9) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27203#(< (mod (+ main_~y~0 8) 4294967296) 1024)} is VALID [2022-04-15 06:02:04,170 INFO L290 TraceCheckUtils]: 45: Hoare triple {27211#(< (mod (+ main_~y~0 10) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27207#(< (mod (+ main_~y~0 9) 4294967296) 1024)} is VALID [2022-04-15 06:02:04,170 INFO L290 TraceCheckUtils]: 44: Hoare triple {27215#(< (mod (+ main_~y~0 11) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27211#(< (mod (+ main_~y~0 10) 4294967296) 1024)} is VALID [2022-04-15 06:02:04,171 INFO L290 TraceCheckUtils]: 43: Hoare triple {27219#(< (mod (+ main_~y~0 12) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27215#(< (mod (+ main_~y~0 11) 4294967296) 1024)} is VALID [2022-04-15 06:02:04,172 INFO L290 TraceCheckUtils]: 42: Hoare triple {27223#(< (mod (+ main_~y~0 13) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27219#(< (mod (+ main_~y~0 12) 4294967296) 1024)} is VALID [2022-04-15 06:02:04,172 INFO L290 TraceCheckUtils]: 41: Hoare triple {27227#(< (mod (+ main_~y~0 14) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27223#(< (mod (+ main_~y~0 13) 4294967296) 1024)} is VALID [2022-04-15 06:02:04,176 INFO L290 TraceCheckUtils]: 40: Hoare triple {27231#(< (mod (+ main_~y~0 15) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27227#(< (mod (+ main_~y~0 14) 4294967296) 1024)} is VALID [2022-04-15 06:02:04,176 INFO L290 TraceCheckUtils]: 39: Hoare triple {27235#(< (mod (+ main_~y~0 16) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27231#(< (mod (+ main_~y~0 15) 4294967296) 1024)} is VALID [2022-04-15 06:02:04,177 INFO L290 TraceCheckUtils]: 38: Hoare triple {27239#(< (mod (+ main_~y~0 17) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27235#(< (mod (+ main_~y~0 16) 4294967296) 1024)} is VALID [2022-04-15 06:02:04,178 INFO L290 TraceCheckUtils]: 37: Hoare triple {27243#(< (mod (+ main_~y~0 18) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27239#(< (mod (+ main_~y~0 17) 4294967296) 1024)} is VALID [2022-04-15 06:02:04,178 INFO L290 TraceCheckUtils]: 36: Hoare triple {27247#(< (mod (+ 19 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27243#(< (mod (+ main_~y~0 18) 4294967296) 1024)} is VALID [2022-04-15 06:02:04,179 INFO L290 TraceCheckUtils]: 35: Hoare triple {27251#(< (mod (+ main_~y~0 20) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27247#(< (mod (+ 19 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:02:04,180 INFO L290 TraceCheckUtils]: 34: Hoare triple {27255#(< (mod (+ main_~y~0 21) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27251#(< (mod (+ main_~y~0 20) 4294967296) 1024)} is VALID [2022-04-15 06:02:04,180 INFO L290 TraceCheckUtils]: 33: Hoare triple {27259#(< (mod (+ main_~y~0 22) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27255#(< (mod (+ main_~y~0 21) 4294967296) 1024)} is VALID [2022-04-15 06:02:04,181 INFO L290 TraceCheckUtils]: 32: Hoare triple {27263#(< (mod (+ 23 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27259#(< (mod (+ main_~y~0 22) 4294967296) 1024)} is VALID [2022-04-15 06:02:04,182 INFO L290 TraceCheckUtils]: 31: Hoare triple {27267#(< (mod (+ main_~y~0 24) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27263#(< (mod (+ 23 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:02:04,182 INFO L290 TraceCheckUtils]: 30: Hoare triple {27271#(< (mod (+ main_~y~0 25) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27267#(< (mod (+ main_~y~0 24) 4294967296) 1024)} is VALID [2022-04-15 06:02:04,183 INFO L290 TraceCheckUtils]: 29: Hoare triple {27275#(< (mod (+ main_~y~0 26) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27271#(< (mod (+ main_~y~0 25) 4294967296) 1024)} is VALID [2022-04-15 06:02:04,183 INFO L290 TraceCheckUtils]: 28: Hoare triple {27279#(< (mod (+ main_~y~0 27) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27275#(< (mod (+ main_~y~0 26) 4294967296) 1024)} is VALID [2022-04-15 06:02:04,184 INFO L290 TraceCheckUtils]: 27: Hoare triple {27283#(< (mod (+ main_~y~0 28) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27279#(< (mod (+ main_~y~0 27) 4294967296) 1024)} is VALID [2022-04-15 06:02:04,185 INFO L290 TraceCheckUtils]: 26: Hoare triple {27287#(< (mod (+ 29 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27283#(< (mod (+ main_~y~0 28) 4294967296) 1024)} is VALID [2022-04-15 06:02:04,185 INFO L290 TraceCheckUtils]: 25: Hoare triple {27291#(< (mod (+ 30 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27287#(< (mod (+ 29 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:02:04,186 INFO L290 TraceCheckUtils]: 24: Hoare triple {27295#(< (mod (+ main_~y~0 31) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27291#(< (mod (+ 30 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:02:04,187 INFO L290 TraceCheckUtils]: 23: Hoare triple {27299#(< (mod (+ 32 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27295#(< (mod (+ main_~y~0 31) 4294967296) 1024)} is VALID [2022-04-15 06:02:04,187 INFO L290 TraceCheckUtils]: 22: Hoare triple {27303#(< (mod (+ main_~y~0 33) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27299#(< (mod (+ 32 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:02:04,188 INFO L290 TraceCheckUtils]: 21: Hoare triple {27307#(< (mod (+ main_~y~0 34) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27303#(< (mod (+ main_~y~0 33) 4294967296) 1024)} is VALID [2022-04-15 06:02:04,189 INFO L290 TraceCheckUtils]: 20: Hoare triple {27311#(< (mod (+ 35 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27307#(< (mod (+ main_~y~0 34) 4294967296) 1024)} is VALID [2022-04-15 06:02:04,189 INFO L290 TraceCheckUtils]: 19: Hoare triple {27315#(< (mod (+ main_~y~0 36) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27311#(< (mod (+ 35 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:02:04,190 INFO L290 TraceCheckUtils]: 18: Hoare triple {27319#(< (mod (+ main_~y~0 37) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27315#(< (mod (+ main_~y~0 36) 4294967296) 1024)} is VALID [2022-04-15 06:02:04,190 INFO L290 TraceCheckUtils]: 17: Hoare triple {27323#(< (mod (+ main_~y~0 38) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27319#(< (mod (+ main_~y~0 37) 4294967296) 1024)} is VALID [2022-04-15 06:02:04,191 INFO L290 TraceCheckUtils]: 16: Hoare triple {27327#(< (mod (+ main_~y~0 39) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27323#(< (mod (+ main_~y~0 38) 4294967296) 1024)} is VALID [2022-04-15 06:02:04,192 INFO L290 TraceCheckUtils]: 15: Hoare triple {27331#(< (mod (+ 40 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27327#(< (mod (+ main_~y~0 39) 4294967296) 1024)} is VALID [2022-04-15 06:02:04,192 INFO L290 TraceCheckUtils]: 14: Hoare triple {27335#(< (mod (+ 41 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27331#(< (mod (+ 40 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:02:04,193 INFO L290 TraceCheckUtils]: 13: Hoare triple {27339#(< (mod (+ 42 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27335#(< (mod (+ 41 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:02:04,194 INFO L290 TraceCheckUtils]: 12: Hoare triple {27343#(< (mod (+ main_~y~0 43) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27339#(< (mod (+ 42 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:02:04,194 INFO L290 TraceCheckUtils]: 11: Hoare triple {27347#(< (mod (+ 44 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27343#(< (mod (+ main_~y~0 43) 4294967296) 1024)} is VALID [2022-04-15 06:02:04,195 INFO L290 TraceCheckUtils]: 10: Hoare triple {27351#(< (mod (+ main_~y~0 45) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27347#(< (mod (+ 44 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:02:04,196 INFO L290 TraceCheckUtils]: 9: Hoare triple {27355#(< (mod (+ main_~y~0 46) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27351#(< (mod (+ main_~y~0 45) 4294967296) 1024)} is VALID [2022-04-15 06:02:04,197 INFO L290 TraceCheckUtils]: 8: Hoare triple {27359#(< (mod (+ main_~y~0 47) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27355#(< (mod (+ main_~y~0 46) 4294967296) 1024)} is VALID [2022-04-15 06:02:04,197 INFO L290 TraceCheckUtils]: 7: Hoare triple {27363#(< (mod (+ main_~y~0 48) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27359#(< (mod (+ main_~y~0 47) 4294967296) 1024)} is VALID [2022-04-15 06:02:04,198 INFO L290 TraceCheckUtils]: 6: Hoare triple {27367#(< (mod (+ 49 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27363#(< (mod (+ main_~y~0 48) 4294967296) 1024)} is VALID [2022-04-15 06:02:04,199 INFO L290 TraceCheckUtils]: 5: Hoare triple {26922#true} ~x~0 := 1;~y~0 := 0; {27367#(< (mod (+ 49 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:02:04,199 INFO L272 TraceCheckUtils]: 4: Hoare triple {26922#true} call #t~ret5 := main(); {26922#true} is VALID [2022-04-15 06:02:04,199 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {26922#true} {26922#true} #34#return; {26922#true} is VALID [2022-04-15 06:02:04,199 INFO L290 TraceCheckUtils]: 2: Hoare triple {26922#true} assume true; {26922#true} is VALID [2022-04-15 06:02:04,199 INFO L290 TraceCheckUtils]: 1: Hoare triple {26922#true} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {26922#true} is VALID [2022-04-15 06:02:04,199 INFO L272 TraceCheckUtils]: 0: Hoare triple {26922#true} call ULTIMATE.init(); {26922#true} is VALID [2022-04-15 06:02:04,200 INFO L134 CoverageAnalysis]: Checked inductivity of 1225 backedges. 0 proven. 1225 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 06:02:04,200 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [547981948] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-15 06:02:04,200 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-04-15 06:02:04,200 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [53, 52, 52] total 104 [2022-04-15 06:02:04,200 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-15 06:02:04,200 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [1204715546] [2022-04-15 06:02:04,200 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [1204715546] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-15 06:02:04,200 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-15 06:02:04,201 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [53] imperfect sequences [] total 53 [2022-04-15 06:02:04,201 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [456138684] [2022-04-15 06:02:04,201 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-15 06:02:04,201 INFO L78 Accepts]: Start accepts. Automaton has has 53 states, 53 states have (on average 1.0566037735849056) internal successors, (56), 52 states have internal predecessors, (56), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 60 [2022-04-15 06:02:04,201 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-15 06:02:04,201 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 53 states, 53 states have (on average 1.0566037735849056) internal successors, (56), 52 states have internal predecessors, (56), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:02:04,234 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 60 edges. 60 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 06:02:04,234 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 53 states [2022-04-15 06:02:04,234 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-15 06:02:04,235 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2022-04-15 06:02:04,235 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=2805, Invalid=7907, Unknown=0, NotChecked=0, Total=10712 [2022-04-15 06:02:04,236 INFO L87 Difference]: Start difference. First operand 61 states and 61 transitions. Second operand has 53 states, 53 states have (on average 1.0566037735849056) internal successors, (56), 52 states have internal predecessors, (56), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:02:08,750 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 06:02:08,751 INFO L93 Difference]: Finished difference Result 67 states and 67 transitions. [2022-04-15 06:02:08,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2022-04-15 06:02:08,751 INFO L78 Accepts]: Start accepts. Automaton has has 53 states, 53 states have (on average 1.0566037735849056) internal successors, (56), 52 states have internal predecessors, (56), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 60 [2022-04-15 06:02:08,752 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-15 06:02:08,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 53 states, 53 states have (on average 1.0566037735849056) internal successors, (56), 52 states have internal predecessors, (56), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:02:08,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 67 transitions. [2022-04-15 06:02:08,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 53 states, 53 states have (on average 1.0566037735849056) internal successors, (56), 52 states have internal predecessors, (56), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:02:08,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 67 transitions. [2022-04-15 06:02:08,754 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 53 states and 67 transitions. [2022-04-15 06:02:08,783 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 67 edges. 67 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 06:02:08,784 INFO L225 Difference]: With dead ends: 67 [2022-04-15 06:02:08,784 INFO L226 Difference]: Without dead ends: 62 [2022-04-15 06:02:08,785 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 223 GetRequests, 70 SyntacticMatches, 1 SemanticMatches, 152 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1329 ImplicationChecksByTransitivity, 6.8s TimeCoverageRelationStatistics Valid=5603, Invalid=17959, Unknown=0, NotChecked=0, Total=23562 [2022-04-15 06:02:08,786 INFO L913 BasicCegarLoop]: 11 mSDtfsCounter, 6 mSDsluCounter, 162 mSDsCounter, 0 mSdLazyCounter, 2612 mSolverCounterSat, 101 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 173 SdHoareTripleChecker+Invalid, 2713 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 101 IncrementalHoareTripleChecker+Valid, 2612 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-04-15 06:02:08,786 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [6 Valid, 173 Invalid, 2713 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [101 Valid, 2612 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-04-15 06:02:08,786 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62 states. [2022-04-15 06:02:08,853 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62 to 62. [2022-04-15 06:02:08,853 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-15 06:02:08,853 INFO L82 GeneralOperation]: Start isEquivalent. First operand 62 states. Second operand has 62 states, 57 states have (on average 1.0175438596491229) internal successors, (58), 57 states have internal predecessors, (58), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:02:08,853 INFO L74 IsIncluded]: Start isIncluded. First operand 62 states. Second operand has 62 states, 57 states have (on average 1.0175438596491229) internal successors, (58), 57 states have internal predecessors, (58), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:02:08,854 INFO L87 Difference]: Start difference. First operand 62 states. Second operand has 62 states, 57 states have (on average 1.0175438596491229) internal successors, (58), 57 states have internal predecessors, (58), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:02:08,854 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 06:02:08,854 INFO L93 Difference]: Finished difference Result 62 states and 62 transitions. [2022-04-15 06:02:08,854 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 62 transitions. [2022-04-15 06:02:08,854 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-15 06:02:08,854 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-15 06:02:08,855 INFO L74 IsIncluded]: Start isIncluded. First operand has 62 states, 57 states have (on average 1.0175438596491229) internal successors, (58), 57 states have internal predecessors, (58), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 62 states. [2022-04-15 06:02:08,855 INFO L87 Difference]: Start difference. First operand has 62 states, 57 states have (on average 1.0175438596491229) internal successors, (58), 57 states have internal predecessors, (58), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 62 states. [2022-04-15 06:02:08,856 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 06:02:08,856 INFO L93 Difference]: Finished difference Result 62 states and 62 transitions. [2022-04-15 06:02:08,856 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 62 transitions. [2022-04-15 06:02:08,856 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-15 06:02:08,856 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-15 06:02:08,856 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-15 06:02:08,856 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-15 06:02:08,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 62 states, 57 states have (on average 1.0175438596491229) internal successors, (58), 57 states have internal predecessors, (58), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:02:08,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 62 states and 62 transitions. [2022-04-15 06:02:08,857 INFO L78 Accepts]: Start accepts. Automaton has 62 states and 62 transitions. Word has length 60 [2022-04-15 06:02:08,857 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-15 06:02:08,857 INFO L478 AbstractCegarLoop]: Abstraction has 62 states and 62 transitions. [2022-04-15 06:02:08,857 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 53 states, 53 states have (on average 1.0566037735849056) internal successors, (56), 52 states have internal predecessors, (56), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:02:08,857 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 62 states and 62 transitions. [2022-04-15 06:02:08,922 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 62 edges. 62 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 06:02:08,922 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 62 transitions. [2022-04-15 06:02:08,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-04-15 06:02:08,923 INFO L491 BasicCegarLoop]: Found error trace [2022-04-15 06:02:08,923 INFO L499 BasicCegarLoop]: trace histogram [50, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-15 06:02:08,940 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (50)] Forceful destruction successful, exit code 0 [2022-04-15 06:02:09,127 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 50 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable98,SelfDestructingSolverStorable99 [2022-04-15 06:02:09,127 INFO L403 AbstractCegarLoop]: === Iteration 52 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-15 06:02:09,127 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-15 06:02:09,128 INFO L85 PathProgramCache]: Analyzing trace with hash 1206070556, now seen corresponding path program 99 times [2022-04-15 06:02:09,128 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-15 06:02:09,128 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [2115660536] [2022-04-15 06:02:10,437 WARN L977 rdanLoopAcceleration]: Unable to prove correctness of quantifier elimination. [2022-04-15 06:02:10,613 INFO L89 AcceleratorJordan]: Jordan loop acceleration statistics: 1 HavocedVariables, 2 AssignedVariables, 0 ReadonlyVariables, Eigenvalues: {0={1=1}, 1={2=1}}, 1 SequentialAcceleration, 0 AlternatingAcceleration, 1 QuantifierFreeResult [2022-04-15 06:02:10,614 INFO L271 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2022-04-15 06:02:10,616 INFO L85 PathProgramCache]: Analyzing trace with hash 1028854071, now seen corresponding path program 1 times [2022-04-15 06:02:10,616 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-15 06:02:10,616 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [780566188] [2022-04-15 06:02:10,616 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-15 06:02:10,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-15 06:02:10,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-15 06:02:10,620 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-04-15 06:02:10,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-15 06:02:10,623 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-04-15 06:02:10,623 INFO L85 PathProgramCache]: Analyzing trace with hash 1206070556, now seen corresponding path program 100 times [2022-04-15 06:02:10,623 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-15 06:02:10,623 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1262927039] [2022-04-15 06:02:10,623 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-15 06:02:10,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-15 06:02:10,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 06:02:12,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-15 06:02:12,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 06:02:12,213 INFO L290 TraceCheckUtils]: 0: Hoare triple {27926#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {27870#true} is VALID [2022-04-15 06:02:12,213 INFO L290 TraceCheckUtils]: 1: Hoare triple {27870#true} assume true; {27870#true} is VALID [2022-04-15 06:02:12,213 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {27870#true} {27870#true} #34#return; {27870#true} is VALID [2022-04-15 06:02:12,214 INFO L272 TraceCheckUtils]: 0: Hoare triple {27870#true} call ULTIMATE.init(); {27926#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} is VALID [2022-04-15 06:02:12,214 INFO L290 TraceCheckUtils]: 1: Hoare triple {27926#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {27870#true} is VALID [2022-04-15 06:02:12,214 INFO L290 TraceCheckUtils]: 2: Hoare triple {27870#true} assume true; {27870#true} is VALID [2022-04-15 06:02:12,214 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {27870#true} {27870#true} #34#return; {27870#true} is VALID [2022-04-15 06:02:12,214 INFO L272 TraceCheckUtils]: 4: Hoare triple {27870#true} call #t~ret5 := main(); {27870#true} is VALID [2022-04-15 06:02:12,215 INFO L290 TraceCheckUtils]: 5: Hoare triple {27870#true} ~x~0 := 1;~y~0 := 0; {27875#(= main_~y~0 0)} is VALID [2022-04-15 06:02:12,215 INFO L290 TraceCheckUtils]: 6: Hoare triple {27875#(= main_~y~0 0)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27876#(and (<= 1 main_~y~0) (<= main_~y~0 1))} is VALID [2022-04-15 06:02:12,216 INFO L290 TraceCheckUtils]: 7: Hoare triple {27876#(and (<= 1 main_~y~0) (<= main_~y~0 1))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27877#(and (<= 2 main_~y~0) (<= main_~y~0 2))} is VALID [2022-04-15 06:02:12,216 INFO L290 TraceCheckUtils]: 8: Hoare triple {27877#(and (<= 2 main_~y~0) (<= main_~y~0 2))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27878#(and (<= main_~y~0 3) (<= 3 main_~y~0))} is VALID [2022-04-15 06:02:12,217 INFO L290 TraceCheckUtils]: 9: Hoare triple {27878#(and (<= main_~y~0 3) (<= 3 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27879#(and (<= main_~y~0 4) (<= 4 main_~y~0))} is VALID [2022-04-15 06:02:12,217 INFO L290 TraceCheckUtils]: 10: Hoare triple {27879#(and (<= main_~y~0 4) (<= 4 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27880#(and (<= 5 main_~y~0) (<= main_~y~0 5))} is VALID [2022-04-15 06:02:12,218 INFO L290 TraceCheckUtils]: 11: Hoare triple {27880#(and (<= 5 main_~y~0) (<= main_~y~0 5))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27881#(and (<= main_~y~0 6) (<= 6 main_~y~0))} is VALID [2022-04-15 06:02:12,218 INFO L290 TraceCheckUtils]: 12: Hoare triple {27881#(and (<= main_~y~0 6) (<= 6 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27882#(and (<= 7 main_~y~0) (<= main_~y~0 7))} is VALID [2022-04-15 06:02:12,219 INFO L290 TraceCheckUtils]: 13: Hoare triple {27882#(and (<= 7 main_~y~0) (<= main_~y~0 7))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27883#(and (<= main_~y~0 8) (<= 8 main_~y~0))} is VALID [2022-04-15 06:02:12,219 INFO L290 TraceCheckUtils]: 14: Hoare triple {27883#(and (<= main_~y~0 8) (<= 8 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27884#(and (<= 9 main_~y~0) (<= main_~y~0 9))} is VALID [2022-04-15 06:02:12,220 INFO L290 TraceCheckUtils]: 15: Hoare triple {27884#(and (<= 9 main_~y~0) (<= main_~y~0 9))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27885#(and (<= main_~y~0 10) (<= 10 main_~y~0))} is VALID [2022-04-15 06:02:12,220 INFO L290 TraceCheckUtils]: 16: Hoare triple {27885#(and (<= main_~y~0 10) (<= 10 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27886#(and (<= main_~y~0 11) (<= 11 main_~y~0))} is VALID [2022-04-15 06:02:12,221 INFO L290 TraceCheckUtils]: 17: Hoare triple {27886#(and (<= main_~y~0 11) (<= 11 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27887#(and (<= 12 main_~y~0) (<= main_~y~0 12))} is VALID [2022-04-15 06:02:12,221 INFO L290 TraceCheckUtils]: 18: Hoare triple {27887#(and (<= 12 main_~y~0) (<= main_~y~0 12))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27888#(and (<= main_~y~0 13) (<= 13 main_~y~0))} is VALID [2022-04-15 06:02:12,222 INFO L290 TraceCheckUtils]: 19: Hoare triple {27888#(and (<= main_~y~0 13) (<= 13 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27889#(and (<= 14 main_~y~0) (<= main_~y~0 14))} is VALID [2022-04-15 06:02:12,222 INFO L290 TraceCheckUtils]: 20: Hoare triple {27889#(and (<= 14 main_~y~0) (<= main_~y~0 14))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27890#(and (<= main_~y~0 15) (<= 15 main_~y~0))} is VALID [2022-04-15 06:02:12,223 INFO L290 TraceCheckUtils]: 21: Hoare triple {27890#(and (<= main_~y~0 15) (<= 15 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27891#(and (<= 16 main_~y~0) (<= main_~y~0 16))} is VALID [2022-04-15 06:02:12,224 INFO L290 TraceCheckUtils]: 22: Hoare triple {27891#(and (<= 16 main_~y~0) (<= main_~y~0 16))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27892#(and (<= main_~y~0 17) (<= 17 main_~y~0))} is VALID [2022-04-15 06:02:12,224 INFO L290 TraceCheckUtils]: 23: Hoare triple {27892#(and (<= main_~y~0 17) (<= 17 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27893#(and (<= 18 main_~y~0) (<= main_~y~0 18))} is VALID [2022-04-15 06:02:12,225 INFO L290 TraceCheckUtils]: 24: Hoare triple {27893#(and (<= 18 main_~y~0) (<= main_~y~0 18))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27894#(and (<= 19 main_~y~0) (<= main_~y~0 19))} is VALID [2022-04-15 06:02:12,225 INFO L290 TraceCheckUtils]: 25: Hoare triple {27894#(and (<= 19 main_~y~0) (<= main_~y~0 19))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27895#(and (<= 20 main_~y~0) (<= main_~y~0 20))} is VALID [2022-04-15 06:02:12,226 INFO L290 TraceCheckUtils]: 26: Hoare triple {27895#(and (<= 20 main_~y~0) (<= main_~y~0 20))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27896#(and (<= main_~y~0 21) (<= 21 main_~y~0))} is VALID [2022-04-15 06:02:12,226 INFO L290 TraceCheckUtils]: 27: Hoare triple {27896#(and (<= main_~y~0 21) (<= 21 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27897#(and (<= main_~y~0 22) (<= 22 main_~y~0))} is VALID [2022-04-15 06:02:12,227 INFO L290 TraceCheckUtils]: 28: Hoare triple {27897#(and (<= main_~y~0 22) (<= 22 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27898#(and (<= main_~y~0 23) (<= 23 main_~y~0))} is VALID [2022-04-15 06:02:12,227 INFO L290 TraceCheckUtils]: 29: Hoare triple {27898#(and (<= main_~y~0 23) (<= 23 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27899#(and (<= 24 main_~y~0) (<= main_~y~0 24))} is VALID [2022-04-15 06:02:12,228 INFO L290 TraceCheckUtils]: 30: Hoare triple {27899#(and (<= 24 main_~y~0) (<= main_~y~0 24))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27900#(and (<= 25 main_~y~0) (<= main_~y~0 25))} is VALID [2022-04-15 06:02:12,228 INFO L290 TraceCheckUtils]: 31: Hoare triple {27900#(and (<= 25 main_~y~0) (<= main_~y~0 25))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27901#(and (<= main_~y~0 26) (<= 26 main_~y~0))} is VALID [2022-04-15 06:02:12,229 INFO L290 TraceCheckUtils]: 32: Hoare triple {27901#(and (<= main_~y~0 26) (<= 26 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27902#(and (<= main_~y~0 27) (<= 27 main_~y~0))} is VALID [2022-04-15 06:02:12,229 INFO L290 TraceCheckUtils]: 33: Hoare triple {27902#(and (<= main_~y~0 27) (<= 27 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27903#(and (<= main_~y~0 28) (<= 28 main_~y~0))} is VALID [2022-04-15 06:02:12,230 INFO L290 TraceCheckUtils]: 34: Hoare triple {27903#(and (<= main_~y~0 28) (<= 28 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27904#(and (<= 29 main_~y~0) (<= main_~y~0 29))} is VALID [2022-04-15 06:02:12,231 INFO L290 TraceCheckUtils]: 35: Hoare triple {27904#(and (<= 29 main_~y~0) (<= main_~y~0 29))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27905#(and (<= main_~y~0 30) (<= 30 main_~y~0))} is VALID [2022-04-15 06:02:12,231 INFO L290 TraceCheckUtils]: 36: Hoare triple {27905#(and (<= main_~y~0 30) (<= 30 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27906#(and (<= main_~y~0 31) (<= 31 main_~y~0))} is VALID [2022-04-15 06:02:12,232 INFO L290 TraceCheckUtils]: 37: Hoare triple {27906#(and (<= main_~y~0 31) (<= 31 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27907#(and (<= main_~y~0 32) (<= 32 main_~y~0))} is VALID [2022-04-15 06:02:12,232 INFO L290 TraceCheckUtils]: 38: Hoare triple {27907#(and (<= main_~y~0 32) (<= 32 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27908#(and (<= 33 main_~y~0) (<= main_~y~0 33))} is VALID [2022-04-15 06:02:12,233 INFO L290 TraceCheckUtils]: 39: Hoare triple {27908#(and (<= 33 main_~y~0) (<= main_~y~0 33))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27909#(and (<= main_~y~0 34) (<= 34 main_~y~0))} is VALID [2022-04-15 06:02:12,233 INFO L290 TraceCheckUtils]: 40: Hoare triple {27909#(and (<= main_~y~0 34) (<= 34 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27910#(and (<= 35 main_~y~0) (<= main_~y~0 35))} is VALID [2022-04-15 06:02:12,234 INFO L290 TraceCheckUtils]: 41: Hoare triple {27910#(and (<= 35 main_~y~0) (<= main_~y~0 35))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27911#(and (<= 36 main_~y~0) (<= main_~y~0 36))} is VALID [2022-04-15 06:02:12,234 INFO L290 TraceCheckUtils]: 42: Hoare triple {27911#(and (<= 36 main_~y~0) (<= main_~y~0 36))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27912#(and (<= main_~y~0 37) (<= 37 main_~y~0))} is VALID [2022-04-15 06:02:12,235 INFO L290 TraceCheckUtils]: 43: Hoare triple {27912#(and (<= main_~y~0 37) (<= 37 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27913#(and (<= 38 main_~y~0) (<= main_~y~0 38))} is VALID [2022-04-15 06:02:12,235 INFO L290 TraceCheckUtils]: 44: Hoare triple {27913#(and (<= 38 main_~y~0) (<= main_~y~0 38))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27914#(and (<= 39 main_~y~0) (<= main_~y~0 39))} is VALID [2022-04-15 06:02:12,236 INFO L290 TraceCheckUtils]: 45: Hoare triple {27914#(and (<= 39 main_~y~0) (<= main_~y~0 39))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27915#(and (<= 40 main_~y~0) (<= main_~y~0 40))} is VALID [2022-04-15 06:02:12,236 INFO L290 TraceCheckUtils]: 46: Hoare triple {27915#(and (<= 40 main_~y~0) (<= main_~y~0 40))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27916#(and (<= 41 main_~y~0) (<= main_~y~0 41))} is VALID [2022-04-15 06:02:12,237 INFO L290 TraceCheckUtils]: 47: Hoare triple {27916#(and (<= 41 main_~y~0) (<= main_~y~0 41))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27917#(and (<= main_~y~0 42) (<= 42 main_~y~0))} is VALID [2022-04-15 06:02:12,237 INFO L290 TraceCheckUtils]: 48: Hoare triple {27917#(and (<= main_~y~0 42) (<= 42 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27918#(and (<= 43 main_~y~0) (<= main_~y~0 43))} is VALID [2022-04-15 06:02:12,238 INFO L290 TraceCheckUtils]: 49: Hoare triple {27918#(and (<= 43 main_~y~0) (<= main_~y~0 43))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27919#(and (<= main_~y~0 44) (<= 44 main_~y~0))} is VALID [2022-04-15 06:02:12,238 INFO L290 TraceCheckUtils]: 50: Hoare triple {27919#(and (<= main_~y~0 44) (<= 44 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27920#(and (<= main_~y~0 45) (<= 45 main_~y~0))} is VALID [2022-04-15 06:02:12,239 INFO L290 TraceCheckUtils]: 51: Hoare triple {27920#(and (<= main_~y~0 45) (<= 45 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27921#(and (<= main_~y~0 46) (<= 46 main_~y~0))} is VALID [2022-04-15 06:02:12,239 INFO L290 TraceCheckUtils]: 52: Hoare triple {27921#(and (<= main_~y~0 46) (<= 46 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27922#(and (<= main_~y~0 47) (<= 47 main_~y~0))} is VALID [2022-04-15 06:02:12,240 INFO L290 TraceCheckUtils]: 53: Hoare triple {27922#(and (<= main_~y~0 47) (<= 47 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27923#(and (<= 48 main_~y~0) (<= main_~y~0 48))} is VALID [2022-04-15 06:02:12,241 INFO L290 TraceCheckUtils]: 54: Hoare triple {27923#(and (<= 48 main_~y~0) (<= main_~y~0 48))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27924#(and (<= 49 main_~y~0) (<= main_~y~0 49))} is VALID [2022-04-15 06:02:12,241 INFO L290 TraceCheckUtils]: 55: Hoare triple {27924#(and (<= 49 main_~y~0) (<= main_~y~0 49))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27925#(and (not (<= (+ (div main_~y~0 4294967296) 1) 0)) (<= main_~y~0 50))} is VALID [2022-04-15 06:02:12,242 INFO L290 TraceCheckUtils]: 56: Hoare triple {27925#(and (not (<= (+ (div main_~y~0 4294967296) 1) 0)) (<= main_~y~0 50))} assume !(~y~0 % 4294967296 < 1024); {27871#false} is VALID [2022-04-15 06:02:12,242 INFO L272 TraceCheckUtils]: 57: Hoare triple {27871#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {27871#false} is VALID [2022-04-15 06:02:12,242 INFO L290 TraceCheckUtils]: 58: Hoare triple {27871#false} ~cond := #in~cond; {27871#false} is VALID [2022-04-15 06:02:12,242 INFO L290 TraceCheckUtils]: 59: Hoare triple {27871#false} assume 0 == ~cond; {27871#false} is VALID [2022-04-15 06:02:12,242 INFO L290 TraceCheckUtils]: 60: Hoare triple {27871#false} assume !false; {27871#false} is VALID [2022-04-15 06:02:12,242 INFO L134 CoverageAnalysis]: Checked inductivity of 1275 backedges. 0 proven. 1275 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 06:02:12,242 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-15 06:02:12,243 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1262927039] [2022-04-15 06:02:12,243 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1262927039] provided 0 perfect and 1 imperfect interpolant sequences [2022-04-15 06:02:12,243 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [512113106] [2022-04-15 06:02:12,243 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-04-15 06:02:12,243 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-15 06:02:12,243 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-15 06:02:12,244 INFO L229 MonitoredProcess]: Starting monitored process 51 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-04-15 06:02:12,245 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (51)] Waiting until timeout for monitored process [2022-04-15 06:02:12,367 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-04-15 06:02:12,367 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-15 06:02:12,369 INFO L263 TraceCheckSpWp]: Trace formula consists of 303 conjuncts, 103 conjunts are in the unsatisfiable core [2022-04-15 06:02:12,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 06:02:12,386 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-15 06:02:13,115 INFO L272 TraceCheckUtils]: 0: Hoare triple {27870#true} call ULTIMATE.init(); {27870#true} is VALID [2022-04-15 06:02:13,115 INFO L290 TraceCheckUtils]: 1: Hoare triple {27870#true} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {27870#true} is VALID [2022-04-15 06:02:13,115 INFO L290 TraceCheckUtils]: 2: Hoare triple {27870#true} assume true; {27870#true} is VALID [2022-04-15 06:02:13,115 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {27870#true} {27870#true} #34#return; {27870#true} is VALID [2022-04-15 06:02:13,115 INFO L272 TraceCheckUtils]: 4: Hoare triple {27870#true} call #t~ret5 := main(); {27870#true} is VALID [2022-04-15 06:02:13,116 INFO L290 TraceCheckUtils]: 5: Hoare triple {27870#true} ~x~0 := 1;~y~0 := 0; {27875#(= main_~y~0 0)} is VALID [2022-04-15 06:02:13,116 INFO L290 TraceCheckUtils]: 6: Hoare triple {27875#(= main_~y~0 0)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27876#(and (<= 1 main_~y~0) (<= main_~y~0 1))} is VALID [2022-04-15 06:02:13,117 INFO L290 TraceCheckUtils]: 7: Hoare triple {27876#(and (<= 1 main_~y~0) (<= main_~y~0 1))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27877#(and (<= 2 main_~y~0) (<= main_~y~0 2))} is VALID [2022-04-15 06:02:13,118 INFO L290 TraceCheckUtils]: 8: Hoare triple {27877#(and (<= 2 main_~y~0) (<= main_~y~0 2))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27878#(and (<= main_~y~0 3) (<= 3 main_~y~0))} is VALID [2022-04-15 06:02:13,118 INFO L290 TraceCheckUtils]: 9: Hoare triple {27878#(and (<= main_~y~0 3) (<= 3 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27879#(and (<= main_~y~0 4) (<= 4 main_~y~0))} is VALID [2022-04-15 06:02:13,119 INFO L290 TraceCheckUtils]: 10: Hoare triple {27879#(and (<= main_~y~0 4) (<= 4 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27880#(and (<= 5 main_~y~0) (<= main_~y~0 5))} is VALID [2022-04-15 06:02:13,120 INFO L290 TraceCheckUtils]: 11: Hoare triple {27880#(and (<= 5 main_~y~0) (<= main_~y~0 5))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27881#(and (<= main_~y~0 6) (<= 6 main_~y~0))} is VALID [2022-04-15 06:02:13,120 INFO L290 TraceCheckUtils]: 12: Hoare triple {27881#(and (<= main_~y~0 6) (<= 6 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27882#(and (<= 7 main_~y~0) (<= main_~y~0 7))} is VALID [2022-04-15 06:02:13,121 INFO L290 TraceCheckUtils]: 13: Hoare triple {27882#(and (<= 7 main_~y~0) (<= main_~y~0 7))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27883#(and (<= main_~y~0 8) (<= 8 main_~y~0))} is VALID [2022-04-15 06:02:13,121 INFO L290 TraceCheckUtils]: 14: Hoare triple {27883#(and (<= main_~y~0 8) (<= 8 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27884#(and (<= 9 main_~y~0) (<= main_~y~0 9))} is VALID [2022-04-15 06:02:13,122 INFO L290 TraceCheckUtils]: 15: Hoare triple {27884#(and (<= 9 main_~y~0) (<= main_~y~0 9))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27885#(and (<= main_~y~0 10) (<= 10 main_~y~0))} is VALID [2022-04-15 06:02:13,123 INFO L290 TraceCheckUtils]: 16: Hoare triple {27885#(and (<= main_~y~0 10) (<= 10 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27886#(and (<= main_~y~0 11) (<= 11 main_~y~0))} is VALID [2022-04-15 06:02:13,123 INFO L290 TraceCheckUtils]: 17: Hoare triple {27886#(and (<= main_~y~0 11) (<= 11 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27887#(and (<= 12 main_~y~0) (<= main_~y~0 12))} is VALID [2022-04-15 06:02:13,124 INFO L290 TraceCheckUtils]: 18: Hoare triple {27887#(and (<= 12 main_~y~0) (<= main_~y~0 12))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27888#(and (<= main_~y~0 13) (<= 13 main_~y~0))} is VALID [2022-04-15 06:02:13,125 INFO L290 TraceCheckUtils]: 19: Hoare triple {27888#(and (<= main_~y~0 13) (<= 13 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27889#(and (<= 14 main_~y~0) (<= main_~y~0 14))} is VALID [2022-04-15 06:02:13,125 INFO L290 TraceCheckUtils]: 20: Hoare triple {27889#(and (<= 14 main_~y~0) (<= main_~y~0 14))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27890#(and (<= main_~y~0 15) (<= 15 main_~y~0))} is VALID [2022-04-15 06:02:13,126 INFO L290 TraceCheckUtils]: 21: Hoare triple {27890#(and (<= main_~y~0 15) (<= 15 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27891#(and (<= 16 main_~y~0) (<= main_~y~0 16))} is VALID [2022-04-15 06:02:13,126 INFO L290 TraceCheckUtils]: 22: Hoare triple {27891#(and (<= 16 main_~y~0) (<= main_~y~0 16))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27892#(and (<= main_~y~0 17) (<= 17 main_~y~0))} is VALID [2022-04-15 06:02:13,127 INFO L290 TraceCheckUtils]: 23: Hoare triple {27892#(and (<= main_~y~0 17) (<= 17 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27893#(and (<= 18 main_~y~0) (<= main_~y~0 18))} is VALID [2022-04-15 06:02:13,128 INFO L290 TraceCheckUtils]: 24: Hoare triple {27893#(and (<= 18 main_~y~0) (<= main_~y~0 18))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27894#(and (<= 19 main_~y~0) (<= main_~y~0 19))} is VALID [2022-04-15 06:02:13,128 INFO L290 TraceCheckUtils]: 25: Hoare triple {27894#(and (<= 19 main_~y~0) (<= main_~y~0 19))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27895#(and (<= 20 main_~y~0) (<= main_~y~0 20))} is VALID [2022-04-15 06:02:13,129 INFO L290 TraceCheckUtils]: 26: Hoare triple {27895#(and (<= 20 main_~y~0) (<= main_~y~0 20))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27896#(and (<= main_~y~0 21) (<= 21 main_~y~0))} is VALID [2022-04-15 06:02:13,129 INFO L290 TraceCheckUtils]: 27: Hoare triple {27896#(and (<= main_~y~0 21) (<= 21 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27897#(and (<= main_~y~0 22) (<= 22 main_~y~0))} is VALID [2022-04-15 06:02:13,130 INFO L290 TraceCheckUtils]: 28: Hoare triple {27897#(and (<= main_~y~0 22) (<= 22 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27898#(and (<= main_~y~0 23) (<= 23 main_~y~0))} is VALID [2022-04-15 06:02:13,131 INFO L290 TraceCheckUtils]: 29: Hoare triple {27898#(and (<= main_~y~0 23) (<= 23 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27899#(and (<= 24 main_~y~0) (<= main_~y~0 24))} is VALID [2022-04-15 06:02:13,131 INFO L290 TraceCheckUtils]: 30: Hoare triple {27899#(and (<= 24 main_~y~0) (<= main_~y~0 24))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27900#(and (<= 25 main_~y~0) (<= main_~y~0 25))} is VALID [2022-04-15 06:02:13,132 INFO L290 TraceCheckUtils]: 31: Hoare triple {27900#(and (<= 25 main_~y~0) (<= main_~y~0 25))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27901#(and (<= main_~y~0 26) (<= 26 main_~y~0))} is VALID [2022-04-15 06:02:13,133 INFO L290 TraceCheckUtils]: 32: Hoare triple {27901#(and (<= main_~y~0 26) (<= 26 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27902#(and (<= main_~y~0 27) (<= 27 main_~y~0))} is VALID [2022-04-15 06:02:13,133 INFO L290 TraceCheckUtils]: 33: Hoare triple {27902#(and (<= main_~y~0 27) (<= 27 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27903#(and (<= main_~y~0 28) (<= 28 main_~y~0))} is VALID [2022-04-15 06:02:13,134 INFO L290 TraceCheckUtils]: 34: Hoare triple {27903#(and (<= main_~y~0 28) (<= 28 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27904#(and (<= 29 main_~y~0) (<= main_~y~0 29))} is VALID [2022-04-15 06:02:13,135 INFO L290 TraceCheckUtils]: 35: Hoare triple {27904#(and (<= 29 main_~y~0) (<= main_~y~0 29))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27905#(and (<= main_~y~0 30) (<= 30 main_~y~0))} is VALID [2022-04-15 06:02:13,135 INFO L290 TraceCheckUtils]: 36: Hoare triple {27905#(and (<= main_~y~0 30) (<= 30 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27906#(and (<= main_~y~0 31) (<= 31 main_~y~0))} is VALID [2022-04-15 06:02:13,136 INFO L290 TraceCheckUtils]: 37: Hoare triple {27906#(and (<= main_~y~0 31) (<= 31 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27907#(and (<= main_~y~0 32) (<= 32 main_~y~0))} is VALID [2022-04-15 06:02:13,136 INFO L290 TraceCheckUtils]: 38: Hoare triple {27907#(and (<= main_~y~0 32) (<= 32 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27908#(and (<= 33 main_~y~0) (<= main_~y~0 33))} is VALID [2022-04-15 06:02:13,137 INFO L290 TraceCheckUtils]: 39: Hoare triple {27908#(and (<= 33 main_~y~0) (<= main_~y~0 33))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27909#(and (<= main_~y~0 34) (<= 34 main_~y~0))} is VALID [2022-04-15 06:02:13,138 INFO L290 TraceCheckUtils]: 40: Hoare triple {27909#(and (<= main_~y~0 34) (<= 34 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27910#(and (<= 35 main_~y~0) (<= main_~y~0 35))} is VALID [2022-04-15 06:02:13,138 INFO L290 TraceCheckUtils]: 41: Hoare triple {27910#(and (<= 35 main_~y~0) (<= main_~y~0 35))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27911#(and (<= 36 main_~y~0) (<= main_~y~0 36))} is VALID [2022-04-15 06:02:13,139 INFO L290 TraceCheckUtils]: 42: Hoare triple {27911#(and (<= 36 main_~y~0) (<= main_~y~0 36))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27912#(and (<= main_~y~0 37) (<= 37 main_~y~0))} is VALID [2022-04-15 06:02:13,140 INFO L290 TraceCheckUtils]: 43: Hoare triple {27912#(and (<= main_~y~0 37) (<= 37 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27913#(and (<= 38 main_~y~0) (<= main_~y~0 38))} is VALID [2022-04-15 06:02:13,140 INFO L290 TraceCheckUtils]: 44: Hoare triple {27913#(and (<= 38 main_~y~0) (<= main_~y~0 38))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27914#(and (<= 39 main_~y~0) (<= main_~y~0 39))} is VALID [2022-04-15 06:02:13,141 INFO L290 TraceCheckUtils]: 45: Hoare triple {27914#(and (<= 39 main_~y~0) (<= main_~y~0 39))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27915#(and (<= 40 main_~y~0) (<= main_~y~0 40))} is VALID [2022-04-15 06:02:13,141 INFO L290 TraceCheckUtils]: 46: Hoare triple {27915#(and (<= 40 main_~y~0) (<= main_~y~0 40))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27916#(and (<= 41 main_~y~0) (<= main_~y~0 41))} is VALID [2022-04-15 06:02:13,142 INFO L290 TraceCheckUtils]: 47: Hoare triple {27916#(and (<= 41 main_~y~0) (<= main_~y~0 41))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27917#(and (<= main_~y~0 42) (<= 42 main_~y~0))} is VALID [2022-04-15 06:02:13,143 INFO L290 TraceCheckUtils]: 48: Hoare triple {27917#(and (<= main_~y~0 42) (<= 42 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27918#(and (<= 43 main_~y~0) (<= main_~y~0 43))} is VALID [2022-04-15 06:02:13,143 INFO L290 TraceCheckUtils]: 49: Hoare triple {27918#(and (<= 43 main_~y~0) (<= main_~y~0 43))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27919#(and (<= main_~y~0 44) (<= 44 main_~y~0))} is VALID [2022-04-15 06:02:13,144 INFO L290 TraceCheckUtils]: 50: Hoare triple {27919#(and (<= main_~y~0 44) (<= 44 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27920#(and (<= main_~y~0 45) (<= 45 main_~y~0))} is VALID [2022-04-15 06:02:13,144 INFO L290 TraceCheckUtils]: 51: Hoare triple {27920#(and (<= main_~y~0 45) (<= 45 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27921#(and (<= main_~y~0 46) (<= 46 main_~y~0))} is VALID [2022-04-15 06:02:13,145 INFO L290 TraceCheckUtils]: 52: Hoare triple {27921#(and (<= main_~y~0 46) (<= 46 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27922#(and (<= main_~y~0 47) (<= 47 main_~y~0))} is VALID [2022-04-15 06:02:13,146 INFO L290 TraceCheckUtils]: 53: Hoare triple {27922#(and (<= main_~y~0 47) (<= 47 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27923#(and (<= 48 main_~y~0) (<= main_~y~0 48))} is VALID [2022-04-15 06:02:13,146 INFO L290 TraceCheckUtils]: 54: Hoare triple {27923#(and (<= 48 main_~y~0) (<= main_~y~0 48))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {27924#(and (<= 49 main_~y~0) (<= main_~y~0 49))} is VALID [2022-04-15 06:02:13,147 INFO L290 TraceCheckUtils]: 55: Hoare triple {27924#(and (<= 49 main_~y~0) (<= main_~y~0 49))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28095#(and (<= 50 main_~y~0) (<= main_~y~0 50))} is VALID [2022-04-15 06:02:13,148 INFO L290 TraceCheckUtils]: 56: Hoare triple {28095#(and (<= 50 main_~y~0) (<= main_~y~0 50))} assume !(~y~0 % 4294967296 < 1024); {27871#false} is VALID [2022-04-15 06:02:13,148 INFO L272 TraceCheckUtils]: 57: Hoare triple {27871#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {27871#false} is VALID [2022-04-15 06:02:13,148 INFO L290 TraceCheckUtils]: 58: Hoare triple {27871#false} ~cond := #in~cond; {27871#false} is VALID [2022-04-15 06:02:13,148 INFO L290 TraceCheckUtils]: 59: Hoare triple {27871#false} assume 0 == ~cond; {27871#false} is VALID [2022-04-15 06:02:13,148 INFO L290 TraceCheckUtils]: 60: Hoare triple {27871#false} assume !false; {27871#false} is VALID [2022-04-15 06:02:13,148 INFO L134 CoverageAnalysis]: Checked inductivity of 1275 backedges. 0 proven. 1275 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 06:02:13,148 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-15 06:02:17,501 INFO L290 TraceCheckUtils]: 60: Hoare triple {27871#false} assume !false; {27871#false} is VALID [2022-04-15 06:02:17,502 INFO L290 TraceCheckUtils]: 59: Hoare triple {27871#false} assume 0 == ~cond; {27871#false} is VALID [2022-04-15 06:02:17,502 INFO L290 TraceCheckUtils]: 58: Hoare triple {27871#false} ~cond := #in~cond; {27871#false} is VALID [2022-04-15 06:02:17,502 INFO L272 TraceCheckUtils]: 57: Hoare triple {27871#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {27871#false} is VALID [2022-04-15 06:02:17,502 INFO L290 TraceCheckUtils]: 56: Hoare triple {28123#(< (mod main_~y~0 4294967296) 1024)} assume !(~y~0 % 4294967296 < 1024); {27871#false} is VALID [2022-04-15 06:02:17,503 INFO L290 TraceCheckUtils]: 55: Hoare triple {28127#(< (mod (+ main_~y~0 1) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28123#(< (mod main_~y~0 4294967296) 1024)} is VALID [2022-04-15 06:02:17,503 INFO L290 TraceCheckUtils]: 54: Hoare triple {28131#(< (mod (+ main_~y~0 2) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28127#(< (mod (+ main_~y~0 1) 4294967296) 1024)} is VALID [2022-04-15 06:02:17,504 INFO L290 TraceCheckUtils]: 53: Hoare triple {28135#(< (mod (+ main_~y~0 3) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28131#(< (mod (+ main_~y~0 2) 4294967296) 1024)} is VALID [2022-04-15 06:02:17,505 INFO L290 TraceCheckUtils]: 52: Hoare triple {28139#(< (mod (+ main_~y~0 4) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28135#(< (mod (+ main_~y~0 3) 4294967296) 1024)} is VALID [2022-04-15 06:02:17,505 INFO L290 TraceCheckUtils]: 51: Hoare triple {28143#(< (mod (+ 5 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28139#(< (mod (+ main_~y~0 4) 4294967296) 1024)} is VALID [2022-04-15 06:02:17,506 INFO L290 TraceCheckUtils]: 50: Hoare triple {28147#(< (mod (+ main_~y~0 6) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28143#(< (mod (+ 5 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:02:17,507 INFO L290 TraceCheckUtils]: 49: Hoare triple {28151#(< (mod (+ 7 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28147#(< (mod (+ main_~y~0 6) 4294967296) 1024)} is VALID [2022-04-15 06:02:17,507 INFO L290 TraceCheckUtils]: 48: Hoare triple {28155#(< (mod (+ main_~y~0 8) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28151#(< (mod (+ 7 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:02:17,509 INFO L290 TraceCheckUtils]: 47: Hoare triple {28159#(< (mod (+ main_~y~0 9) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28155#(< (mod (+ main_~y~0 8) 4294967296) 1024)} is VALID [2022-04-15 06:02:17,509 INFO L290 TraceCheckUtils]: 46: Hoare triple {28163#(< (mod (+ main_~y~0 10) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28159#(< (mod (+ main_~y~0 9) 4294967296) 1024)} is VALID [2022-04-15 06:02:17,510 INFO L290 TraceCheckUtils]: 45: Hoare triple {28167#(< (mod (+ main_~y~0 11) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28163#(< (mod (+ main_~y~0 10) 4294967296) 1024)} is VALID [2022-04-15 06:02:17,510 INFO L290 TraceCheckUtils]: 44: Hoare triple {28171#(< (mod (+ main_~y~0 12) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28167#(< (mod (+ main_~y~0 11) 4294967296) 1024)} is VALID [2022-04-15 06:02:17,512 INFO L290 TraceCheckUtils]: 43: Hoare triple {28175#(< (mod (+ main_~y~0 13) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28171#(< (mod (+ main_~y~0 12) 4294967296) 1024)} is VALID [2022-04-15 06:02:17,513 INFO L290 TraceCheckUtils]: 42: Hoare triple {28179#(< (mod (+ main_~y~0 14) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28175#(< (mod (+ main_~y~0 13) 4294967296) 1024)} is VALID [2022-04-15 06:02:17,513 INFO L290 TraceCheckUtils]: 41: Hoare triple {28183#(< (mod (+ main_~y~0 15) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28179#(< (mod (+ main_~y~0 14) 4294967296) 1024)} is VALID [2022-04-15 06:02:17,514 INFO L290 TraceCheckUtils]: 40: Hoare triple {28187#(< (mod (+ main_~y~0 16) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28183#(< (mod (+ main_~y~0 15) 4294967296) 1024)} is VALID [2022-04-15 06:02:17,515 INFO L290 TraceCheckUtils]: 39: Hoare triple {28191#(< (mod (+ main_~y~0 17) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28187#(< (mod (+ main_~y~0 16) 4294967296) 1024)} is VALID [2022-04-15 06:02:17,516 INFO L290 TraceCheckUtils]: 38: Hoare triple {28195#(< (mod (+ main_~y~0 18) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28191#(< (mod (+ main_~y~0 17) 4294967296) 1024)} is VALID [2022-04-15 06:02:17,516 INFO L290 TraceCheckUtils]: 37: Hoare triple {28199#(< (mod (+ 19 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28195#(< (mod (+ main_~y~0 18) 4294967296) 1024)} is VALID [2022-04-15 06:02:17,517 INFO L290 TraceCheckUtils]: 36: Hoare triple {28203#(< (mod (+ main_~y~0 20) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28199#(< (mod (+ 19 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:02:17,518 INFO L290 TraceCheckUtils]: 35: Hoare triple {28207#(< (mod (+ main_~y~0 21) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28203#(< (mod (+ main_~y~0 20) 4294967296) 1024)} is VALID [2022-04-15 06:02:17,518 INFO L290 TraceCheckUtils]: 34: Hoare triple {28211#(< (mod (+ main_~y~0 22) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28207#(< (mod (+ main_~y~0 21) 4294967296) 1024)} is VALID [2022-04-15 06:02:17,519 INFO L290 TraceCheckUtils]: 33: Hoare triple {28215#(< (mod (+ 23 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28211#(< (mod (+ main_~y~0 22) 4294967296) 1024)} is VALID [2022-04-15 06:02:17,519 INFO L290 TraceCheckUtils]: 32: Hoare triple {28219#(< (mod (+ main_~y~0 24) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28215#(< (mod (+ 23 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:02:17,520 INFO L290 TraceCheckUtils]: 31: Hoare triple {28223#(< (mod (+ main_~y~0 25) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28219#(< (mod (+ main_~y~0 24) 4294967296) 1024)} is VALID [2022-04-15 06:02:17,521 INFO L290 TraceCheckUtils]: 30: Hoare triple {28227#(< (mod (+ main_~y~0 26) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28223#(< (mod (+ main_~y~0 25) 4294967296) 1024)} is VALID [2022-04-15 06:02:17,521 INFO L290 TraceCheckUtils]: 29: Hoare triple {28231#(< (mod (+ main_~y~0 27) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28227#(< (mod (+ main_~y~0 26) 4294967296) 1024)} is VALID [2022-04-15 06:02:17,522 INFO L290 TraceCheckUtils]: 28: Hoare triple {28235#(< (mod (+ main_~y~0 28) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28231#(< (mod (+ main_~y~0 27) 4294967296) 1024)} is VALID [2022-04-15 06:02:17,523 INFO L290 TraceCheckUtils]: 27: Hoare triple {28239#(< (mod (+ 29 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28235#(< (mod (+ main_~y~0 28) 4294967296) 1024)} is VALID [2022-04-15 06:02:17,523 INFO L290 TraceCheckUtils]: 26: Hoare triple {28243#(< (mod (+ 30 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28239#(< (mod (+ 29 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:02:17,524 INFO L290 TraceCheckUtils]: 25: Hoare triple {28247#(< (mod (+ main_~y~0 31) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28243#(< (mod (+ 30 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:02:17,524 INFO L290 TraceCheckUtils]: 24: Hoare triple {28251#(< (mod (+ 32 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28247#(< (mod (+ main_~y~0 31) 4294967296) 1024)} is VALID [2022-04-15 06:02:17,525 INFO L290 TraceCheckUtils]: 23: Hoare triple {28255#(< (mod (+ main_~y~0 33) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28251#(< (mod (+ 32 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:02:17,526 INFO L290 TraceCheckUtils]: 22: Hoare triple {28259#(< (mod (+ main_~y~0 34) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28255#(< (mod (+ main_~y~0 33) 4294967296) 1024)} is VALID [2022-04-15 06:02:17,526 INFO L290 TraceCheckUtils]: 21: Hoare triple {28263#(< (mod (+ 35 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28259#(< (mod (+ main_~y~0 34) 4294967296) 1024)} is VALID [2022-04-15 06:02:17,527 INFO L290 TraceCheckUtils]: 20: Hoare triple {28267#(< (mod (+ main_~y~0 36) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28263#(< (mod (+ 35 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:02:17,528 INFO L290 TraceCheckUtils]: 19: Hoare triple {28271#(< (mod (+ main_~y~0 37) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28267#(< (mod (+ main_~y~0 36) 4294967296) 1024)} is VALID [2022-04-15 06:02:17,528 INFO L290 TraceCheckUtils]: 18: Hoare triple {28275#(< (mod (+ main_~y~0 38) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28271#(< (mod (+ main_~y~0 37) 4294967296) 1024)} is VALID [2022-04-15 06:02:17,529 INFO L290 TraceCheckUtils]: 17: Hoare triple {28279#(< (mod (+ main_~y~0 39) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28275#(< (mod (+ main_~y~0 38) 4294967296) 1024)} is VALID [2022-04-15 06:02:17,532 INFO L290 TraceCheckUtils]: 16: Hoare triple {28283#(< (mod (+ 40 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28279#(< (mod (+ main_~y~0 39) 4294967296) 1024)} is VALID [2022-04-15 06:02:17,533 INFO L290 TraceCheckUtils]: 15: Hoare triple {28287#(< (mod (+ 41 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28283#(< (mod (+ 40 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:02:17,534 INFO L290 TraceCheckUtils]: 14: Hoare triple {28291#(< (mod (+ 42 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28287#(< (mod (+ 41 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:02:17,535 INFO L290 TraceCheckUtils]: 13: Hoare triple {28295#(< (mod (+ main_~y~0 43) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28291#(< (mod (+ 42 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:02:17,535 INFO L290 TraceCheckUtils]: 12: Hoare triple {28299#(< (mod (+ 44 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28295#(< (mod (+ main_~y~0 43) 4294967296) 1024)} is VALID [2022-04-15 06:02:17,536 INFO L290 TraceCheckUtils]: 11: Hoare triple {28303#(< (mod (+ main_~y~0 45) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28299#(< (mod (+ 44 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:02:17,537 INFO L290 TraceCheckUtils]: 10: Hoare triple {28307#(< (mod (+ main_~y~0 46) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28303#(< (mod (+ main_~y~0 45) 4294967296) 1024)} is VALID [2022-04-15 06:02:17,537 INFO L290 TraceCheckUtils]: 9: Hoare triple {28311#(< (mod (+ main_~y~0 47) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28307#(< (mod (+ main_~y~0 46) 4294967296) 1024)} is VALID [2022-04-15 06:02:17,538 INFO L290 TraceCheckUtils]: 8: Hoare triple {28315#(< (mod (+ main_~y~0 48) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28311#(< (mod (+ main_~y~0 47) 4294967296) 1024)} is VALID [2022-04-15 06:02:17,538 INFO L290 TraceCheckUtils]: 7: Hoare triple {28319#(< (mod (+ 49 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28315#(< (mod (+ main_~y~0 48) 4294967296) 1024)} is VALID [2022-04-15 06:02:17,539 INFO L290 TraceCheckUtils]: 6: Hoare triple {28323#(< (mod (+ main_~y~0 50) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28319#(< (mod (+ 49 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:02:17,539 INFO L290 TraceCheckUtils]: 5: Hoare triple {27870#true} ~x~0 := 1;~y~0 := 0; {28323#(< (mod (+ main_~y~0 50) 4294967296) 1024)} is VALID [2022-04-15 06:02:17,540 INFO L272 TraceCheckUtils]: 4: Hoare triple {27870#true} call #t~ret5 := main(); {27870#true} is VALID [2022-04-15 06:02:17,540 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {27870#true} {27870#true} #34#return; {27870#true} is VALID [2022-04-15 06:02:17,540 INFO L290 TraceCheckUtils]: 2: Hoare triple {27870#true} assume true; {27870#true} is VALID [2022-04-15 06:02:17,540 INFO L290 TraceCheckUtils]: 1: Hoare triple {27870#true} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {27870#true} is VALID [2022-04-15 06:02:17,540 INFO L272 TraceCheckUtils]: 0: Hoare triple {27870#true} call ULTIMATE.init(); {27870#true} is VALID [2022-04-15 06:02:17,541 INFO L134 CoverageAnalysis]: Checked inductivity of 1275 backedges. 0 proven. 1275 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 06:02:17,541 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [512113106] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-15 06:02:17,541 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-04-15 06:02:17,541 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [54, 53, 53] total 106 [2022-04-15 06:02:17,541 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-15 06:02:17,541 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [2115660536] [2022-04-15 06:02:17,541 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [2115660536] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-15 06:02:17,541 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-15 06:02:17,541 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [54] imperfect sequences [] total 54 [2022-04-15 06:02:17,541 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1523624434] [2022-04-15 06:02:17,541 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-15 06:02:17,542 INFO L78 Accepts]: Start accepts. Automaton has has 54 states, 54 states have (on average 1.0555555555555556) internal successors, (57), 53 states have internal predecessors, (57), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 61 [2022-04-15 06:02:17,542 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-15 06:02:17,542 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 54 states, 54 states have (on average 1.0555555555555556) internal successors, (57), 53 states have internal predecessors, (57), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:02:17,610 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 61 edges. 61 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 06:02:17,610 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 54 states [2022-04-15 06:02:17,610 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-15 06:02:17,611 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 54 interpolants. [2022-04-15 06:02:17,611 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=2912, Invalid=8218, Unknown=0, NotChecked=0, Total=11130 [2022-04-15 06:02:17,611 INFO L87 Difference]: Start difference. First operand 62 states and 62 transitions. Second operand has 54 states, 54 states have (on average 1.0555555555555556) internal successors, (57), 53 states have internal predecessors, (57), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:02:22,795 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 06:02:22,795 INFO L93 Difference]: Finished difference Result 68 states and 68 transitions. [2022-04-15 06:02:22,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2022-04-15 06:02:22,796 INFO L78 Accepts]: Start accepts. Automaton has has 54 states, 54 states have (on average 1.0555555555555556) internal successors, (57), 53 states have internal predecessors, (57), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 61 [2022-04-15 06:02:22,796 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-15 06:02:22,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 54 states, 54 states have (on average 1.0555555555555556) internal successors, (57), 53 states have internal predecessors, (57), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:02:22,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 68 transitions. [2022-04-15 06:02:22,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 54 states, 54 states have (on average 1.0555555555555556) internal successors, (57), 53 states have internal predecessors, (57), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:02:22,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 68 transitions. [2022-04-15 06:02:22,797 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 54 states and 68 transitions. [2022-04-15 06:02:22,841 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 68 edges. 68 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 06:02:22,842 INFO L225 Difference]: With dead ends: 68 [2022-04-15 06:02:22,842 INFO L226 Difference]: Without dead ends: 63 [2022-04-15 06:02:22,844 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 227 GetRequests, 71 SyntacticMatches, 1 SemanticMatches, 155 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1381 ImplicationChecksByTransitivity, 6.7s TimeCoverageRelationStatistics Valid=5817, Invalid=18675, Unknown=0, NotChecked=0, Total=24492 [2022-04-15 06:02:22,844 INFO L913 BasicCegarLoop]: 11 mSDtfsCounter, 6 mSDsluCounter, 22 mSDsCounter, 0 mSdLazyCounter, 2572 mSolverCounterSat, 103 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 33 SdHoareTripleChecker+Invalid, 2675 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 103 IncrementalHoareTripleChecker+Valid, 2572 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-04-15 06:02:22,844 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [6 Valid, 33 Invalid, 2675 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [103 Valid, 2572 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-04-15 06:02:22,844 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63 states. [2022-04-15 06:02:22,912 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63 to 63. [2022-04-15 06:02:22,913 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-15 06:02:22,913 INFO L82 GeneralOperation]: Start isEquivalent. First operand 63 states. Second operand has 63 states, 58 states have (on average 1.0172413793103448) internal successors, (59), 58 states have internal predecessors, (59), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:02:22,913 INFO L74 IsIncluded]: Start isIncluded. First operand 63 states. Second operand has 63 states, 58 states have (on average 1.0172413793103448) internal successors, (59), 58 states have internal predecessors, (59), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:02:22,913 INFO L87 Difference]: Start difference. First operand 63 states. Second operand has 63 states, 58 states have (on average 1.0172413793103448) internal successors, (59), 58 states have internal predecessors, (59), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:02:22,914 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 06:02:22,914 INFO L93 Difference]: Finished difference Result 63 states and 63 transitions. [2022-04-15 06:02:22,914 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 63 transitions. [2022-04-15 06:02:22,915 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-15 06:02:22,915 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-15 06:02:22,915 INFO L74 IsIncluded]: Start isIncluded. First operand has 63 states, 58 states have (on average 1.0172413793103448) internal successors, (59), 58 states have internal predecessors, (59), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 63 states. [2022-04-15 06:02:22,915 INFO L87 Difference]: Start difference. First operand has 63 states, 58 states have (on average 1.0172413793103448) internal successors, (59), 58 states have internal predecessors, (59), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 63 states. [2022-04-15 06:02:22,916 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 06:02:22,916 INFO L93 Difference]: Finished difference Result 63 states and 63 transitions. [2022-04-15 06:02:22,916 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 63 transitions. [2022-04-15 06:02:22,926 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-15 06:02:22,927 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-15 06:02:22,927 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-15 06:02:22,927 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-15 06:02:22,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 63 states, 58 states have (on average 1.0172413793103448) internal successors, (59), 58 states have internal predecessors, (59), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:02:22,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 63 transitions. [2022-04-15 06:02:22,928 INFO L78 Accepts]: Start accepts. Automaton has 63 states and 63 transitions. Word has length 61 [2022-04-15 06:02:22,928 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-15 06:02:22,928 INFO L478 AbstractCegarLoop]: Abstraction has 63 states and 63 transitions. [2022-04-15 06:02:22,928 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 54 states, 54 states have (on average 1.0555555555555556) internal successors, (57), 53 states have internal predecessors, (57), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:02:22,929 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 63 states and 63 transitions. [2022-04-15 06:02:23,014 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 63 edges. 63 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 06:02:23,015 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 63 transitions. [2022-04-15 06:02:23,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-04-15 06:02:23,015 INFO L491 BasicCegarLoop]: Found error trace [2022-04-15 06:02:23,015 INFO L499 BasicCegarLoop]: trace histogram [51, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-15 06:02:23,045 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (51)] Forceful destruction successful, exit code 0 [2022-04-15 06:02:23,215 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 51 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable100,SelfDestructingSolverStorable101 [2022-04-15 06:02:23,216 INFO L403 AbstractCegarLoop]: === Iteration 53 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-15 06:02:23,216 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-15 06:02:23,216 INFO L85 PathProgramCache]: Analyzing trace with hash -1230057162, now seen corresponding path program 101 times [2022-04-15 06:02:23,216 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-15 06:02:23,216 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [1123701953] [2022-04-15 06:02:24,449 WARN L977 rdanLoopAcceleration]: Unable to prove correctness of quantifier elimination. [2022-04-15 06:02:24,620 INFO L89 AcceleratorJordan]: Jordan loop acceleration statistics: 1 HavocedVariables, 2 AssignedVariables, 0 ReadonlyVariables, Eigenvalues: {0={1=1}, 1={2=1}}, 1 SequentialAcceleration, 0 AlternatingAcceleration, 1 QuantifierFreeResult [2022-04-15 06:02:24,621 INFO L271 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2022-04-15 06:02:24,623 INFO L85 PathProgramCache]: Analyzing trace with hash 1087959415, now seen corresponding path program 1 times [2022-04-15 06:02:24,623 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-15 06:02:24,623 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [414202835] [2022-04-15 06:02:24,623 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-15 06:02:24,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-15 06:02:24,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-15 06:02:24,630 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-04-15 06:02:24,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-15 06:02:24,633 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-04-15 06:02:24,633 INFO L85 PathProgramCache]: Analyzing trace with hash -1230057162, now seen corresponding path program 102 times [2022-04-15 06:02:24,633 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-15 06:02:24,633 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2082988142] [2022-04-15 06:02:24,633 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-15 06:02:24,633 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-15 06:02:24,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 06:02:26,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-15 06:02:26,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 06:02:26,159 INFO L290 TraceCheckUtils]: 0: Hoare triple {28891#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {28834#true} is VALID [2022-04-15 06:02:26,159 INFO L290 TraceCheckUtils]: 1: Hoare triple {28834#true} assume true; {28834#true} is VALID [2022-04-15 06:02:26,159 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {28834#true} {28834#true} #34#return; {28834#true} is VALID [2022-04-15 06:02:26,159 INFO L272 TraceCheckUtils]: 0: Hoare triple {28834#true} call ULTIMATE.init(); {28891#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} is VALID [2022-04-15 06:02:26,159 INFO L290 TraceCheckUtils]: 1: Hoare triple {28891#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {28834#true} is VALID [2022-04-15 06:02:26,159 INFO L290 TraceCheckUtils]: 2: Hoare triple {28834#true} assume true; {28834#true} is VALID [2022-04-15 06:02:26,160 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {28834#true} {28834#true} #34#return; {28834#true} is VALID [2022-04-15 06:02:26,160 INFO L272 TraceCheckUtils]: 4: Hoare triple {28834#true} call #t~ret5 := main(); {28834#true} is VALID [2022-04-15 06:02:26,160 INFO L290 TraceCheckUtils]: 5: Hoare triple {28834#true} ~x~0 := 1;~y~0 := 0; {28839#(= main_~y~0 0)} is VALID [2022-04-15 06:02:26,160 INFO L290 TraceCheckUtils]: 6: Hoare triple {28839#(= main_~y~0 0)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28840#(and (<= 1 main_~y~0) (<= main_~y~0 1))} is VALID [2022-04-15 06:02:26,161 INFO L290 TraceCheckUtils]: 7: Hoare triple {28840#(and (<= 1 main_~y~0) (<= main_~y~0 1))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28841#(and (<= 2 main_~y~0) (<= main_~y~0 2))} is VALID [2022-04-15 06:02:26,161 INFO L290 TraceCheckUtils]: 8: Hoare triple {28841#(and (<= 2 main_~y~0) (<= main_~y~0 2))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28842#(and (<= main_~y~0 3) (<= 3 main_~y~0))} is VALID [2022-04-15 06:02:26,162 INFO L290 TraceCheckUtils]: 9: Hoare triple {28842#(and (<= main_~y~0 3) (<= 3 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28843#(and (<= main_~y~0 4) (<= 4 main_~y~0))} is VALID [2022-04-15 06:02:26,162 INFO L290 TraceCheckUtils]: 10: Hoare triple {28843#(and (<= main_~y~0 4) (<= 4 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28844#(and (<= 5 main_~y~0) (<= main_~y~0 5))} is VALID [2022-04-15 06:02:26,163 INFO L290 TraceCheckUtils]: 11: Hoare triple {28844#(and (<= 5 main_~y~0) (<= main_~y~0 5))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28845#(and (<= main_~y~0 6) (<= 6 main_~y~0))} is VALID [2022-04-15 06:02:26,163 INFO L290 TraceCheckUtils]: 12: Hoare triple {28845#(and (<= main_~y~0 6) (<= 6 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28846#(and (<= 7 main_~y~0) (<= main_~y~0 7))} is VALID [2022-04-15 06:02:26,164 INFO L290 TraceCheckUtils]: 13: Hoare triple {28846#(and (<= 7 main_~y~0) (<= main_~y~0 7))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28847#(and (<= main_~y~0 8) (<= 8 main_~y~0))} is VALID [2022-04-15 06:02:26,164 INFO L290 TraceCheckUtils]: 14: Hoare triple {28847#(and (<= main_~y~0 8) (<= 8 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28848#(and (<= 9 main_~y~0) (<= main_~y~0 9))} is VALID [2022-04-15 06:02:26,165 INFO L290 TraceCheckUtils]: 15: Hoare triple {28848#(and (<= 9 main_~y~0) (<= main_~y~0 9))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28849#(and (<= main_~y~0 10) (<= 10 main_~y~0))} is VALID [2022-04-15 06:02:26,165 INFO L290 TraceCheckUtils]: 16: Hoare triple {28849#(and (<= main_~y~0 10) (<= 10 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28850#(and (<= main_~y~0 11) (<= 11 main_~y~0))} is VALID [2022-04-15 06:02:26,166 INFO L290 TraceCheckUtils]: 17: Hoare triple {28850#(and (<= main_~y~0 11) (<= 11 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28851#(and (<= 12 main_~y~0) (<= main_~y~0 12))} is VALID [2022-04-15 06:02:26,167 INFO L290 TraceCheckUtils]: 18: Hoare triple {28851#(and (<= 12 main_~y~0) (<= main_~y~0 12))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28852#(and (<= main_~y~0 13) (<= 13 main_~y~0))} is VALID [2022-04-15 06:02:26,167 INFO L290 TraceCheckUtils]: 19: Hoare triple {28852#(and (<= main_~y~0 13) (<= 13 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28853#(and (<= 14 main_~y~0) (<= main_~y~0 14))} is VALID [2022-04-15 06:02:26,168 INFO L290 TraceCheckUtils]: 20: Hoare triple {28853#(and (<= 14 main_~y~0) (<= main_~y~0 14))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28854#(and (<= main_~y~0 15) (<= 15 main_~y~0))} is VALID [2022-04-15 06:02:26,168 INFO L290 TraceCheckUtils]: 21: Hoare triple {28854#(and (<= main_~y~0 15) (<= 15 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28855#(and (<= 16 main_~y~0) (<= main_~y~0 16))} is VALID [2022-04-15 06:02:26,169 INFO L290 TraceCheckUtils]: 22: Hoare triple {28855#(and (<= 16 main_~y~0) (<= main_~y~0 16))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28856#(and (<= main_~y~0 17) (<= 17 main_~y~0))} is VALID [2022-04-15 06:02:26,169 INFO L290 TraceCheckUtils]: 23: Hoare triple {28856#(and (<= main_~y~0 17) (<= 17 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28857#(and (<= 18 main_~y~0) (<= main_~y~0 18))} is VALID [2022-04-15 06:02:26,170 INFO L290 TraceCheckUtils]: 24: Hoare triple {28857#(and (<= 18 main_~y~0) (<= main_~y~0 18))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28858#(and (<= 19 main_~y~0) (<= main_~y~0 19))} is VALID [2022-04-15 06:02:26,170 INFO L290 TraceCheckUtils]: 25: Hoare triple {28858#(and (<= 19 main_~y~0) (<= main_~y~0 19))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28859#(and (<= 20 main_~y~0) (<= main_~y~0 20))} is VALID [2022-04-15 06:02:26,171 INFO L290 TraceCheckUtils]: 26: Hoare triple {28859#(and (<= 20 main_~y~0) (<= main_~y~0 20))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28860#(and (<= main_~y~0 21) (<= 21 main_~y~0))} is VALID [2022-04-15 06:02:26,183 INFO L290 TraceCheckUtils]: 27: Hoare triple {28860#(and (<= main_~y~0 21) (<= 21 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28861#(and (<= main_~y~0 22) (<= 22 main_~y~0))} is VALID [2022-04-15 06:02:26,184 INFO L290 TraceCheckUtils]: 28: Hoare triple {28861#(and (<= main_~y~0 22) (<= 22 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28862#(and (<= main_~y~0 23) (<= 23 main_~y~0))} is VALID [2022-04-15 06:02:26,184 INFO L290 TraceCheckUtils]: 29: Hoare triple {28862#(and (<= main_~y~0 23) (<= 23 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28863#(and (<= 24 main_~y~0) (<= main_~y~0 24))} is VALID [2022-04-15 06:02:26,185 INFO L290 TraceCheckUtils]: 30: Hoare triple {28863#(and (<= 24 main_~y~0) (<= main_~y~0 24))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28864#(and (<= 25 main_~y~0) (<= main_~y~0 25))} is VALID [2022-04-15 06:02:26,185 INFO L290 TraceCheckUtils]: 31: Hoare triple {28864#(and (<= 25 main_~y~0) (<= main_~y~0 25))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28865#(and (<= main_~y~0 26) (<= 26 main_~y~0))} is VALID [2022-04-15 06:02:26,186 INFO L290 TraceCheckUtils]: 32: Hoare triple {28865#(and (<= main_~y~0 26) (<= 26 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28866#(and (<= main_~y~0 27) (<= 27 main_~y~0))} is VALID [2022-04-15 06:02:26,187 INFO L290 TraceCheckUtils]: 33: Hoare triple {28866#(and (<= main_~y~0 27) (<= 27 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28867#(and (<= main_~y~0 28) (<= 28 main_~y~0))} is VALID [2022-04-15 06:02:26,187 INFO L290 TraceCheckUtils]: 34: Hoare triple {28867#(and (<= main_~y~0 28) (<= 28 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28868#(and (<= 29 main_~y~0) (<= main_~y~0 29))} is VALID [2022-04-15 06:02:26,188 INFO L290 TraceCheckUtils]: 35: Hoare triple {28868#(and (<= 29 main_~y~0) (<= main_~y~0 29))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28869#(and (<= main_~y~0 30) (<= 30 main_~y~0))} is VALID [2022-04-15 06:02:26,188 INFO L290 TraceCheckUtils]: 36: Hoare triple {28869#(and (<= main_~y~0 30) (<= 30 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28870#(and (<= main_~y~0 31) (<= 31 main_~y~0))} is VALID [2022-04-15 06:02:26,189 INFO L290 TraceCheckUtils]: 37: Hoare triple {28870#(and (<= main_~y~0 31) (<= 31 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28871#(and (<= main_~y~0 32) (<= 32 main_~y~0))} is VALID [2022-04-15 06:02:26,189 INFO L290 TraceCheckUtils]: 38: Hoare triple {28871#(and (<= main_~y~0 32) (<= 32 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28872#(and (<= 33 main_~y~0) (<= main_~y~0 33))} is VALID [2022-04-15 06:02:26,190 INFO L290 TraceCheckUtils]: 39: Hoare triple {28872#(and (<= 33 main_~y~0) (<= main_~y~0 33))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28873#(and (<= main_~y~0 34) (<= 34 main_~y~0))} is VALID [2022-04-15 06:02:26,190 INFO L290 TraceCheckUtils]: 40: Hoare triple {28873#(and (<= main_~y~0 34) (<= 34 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28874#(and (<= 35 main_~y~0) (<= main_~y~0 35))} is VALID [2022-04-15 06:02:26,191 INFO L290 TraceCheckUtils]: 41: Hoare triple {28874#(and (<= 35 main_~y~0) (<= main_~y~0 35))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28875#(and (<= 36 main_~y~0) (<= main_~y~0 36))} is VALID [2022-04-15 06:02:26,191 INFO L290 TraceCheckUtils]: 42: Hoare triple {28875#(and (<= 36 main_~y~0) (<= main_~y~0 36))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28876#(and (<= main_~y~0 37) (<= 37 main_~y~0))} is VALID [2022-04-15 06:02:26,192 INFO L290 TraceCheckUtils]: 43: Hoare triple {28876#(and (<= main_~y~0 37) (<= 37 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28877#(and (<= 38 main_~y~0) (<= main_~y~0 38))} is VALID [2022-04-15 06:02:26,192 INFO L290 TraceCheckUtils]: 44: Hoare triple {28877#(and (<= 38 main_~y~0) (<= main_~y~0 38))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28878#(and (<= 39 main_~y~0) (<= main_~y~0 39))} is VALID [2022-04-15 06:02:26,193 INFO L290 TraceCheckUtils]: 45: Hoare triple {28878#(and (<= 39 main_~y~0) (<= main_~y~0 39))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28879#(and (<= 40 main_~y~0) (<= main_~y~0 40))} is VALID [2022-04-15 06:02:26,193 INFO L290 TraceCheckUtils]: 46: Hoare triple {28879#(and (<= 40 main_~y~0) (<= main_~y~0 40))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28880#(and (<= 41 main_~y~0) (<= main_~y~0 41))} is VALID [2022-04-15 06:02:26,194 INFO L290 TraceCheckUtils]: 47: Hoare triple {28880#(and (<= 41 main_~y~0) (<= main_~y~0 41))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28881#(and (<= main_~y~0 42) (<= 42 main_~y~0))} is VALID [2022-04-15 06:02:26,194 INFO L290 TraceCheckUtils]: 48: Hoare triple {28881#(and (<= main_~y~0 42) (<= 42 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28882#(and (<= 43 main_~y~0) (<= main_~y~0 43))} is VALID [2022-04-15 06:02:26,195 INFO L290 TraceCheckUtils]: 49: Hoare triple {28882#(and (<= 43 main_~y~0) (<= main_~y~0 43))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28883#(and (<= main_~y~0 44) (<= 44 main_~y~0))} is VALID [2022-04-15 06:02:26,195 INFO L290 TraceCheckUtils]: 50: Hoare triple {28883#(and (<= main_~y~0 44) (<= 44 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28884#(and (<= main_~y~0 45) (<= 45 main_~y~0))} is VALID [2022-04-15 06:02:26,196 INFO L290 TraceCheckUtils]: 51: Hoare triple {28884#(and (<= main_~y~0 45) (<= 45 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28885#(and (<= main_~y~0 46) (<= 46 main_~y~0))} is VALID [2022-04-15 06:02:26,196 INFO L290 TraceCheckUtils]: 52: Hoare triple {28885#(and (<= main_~y~0 46) (<= 46 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28886#(and (<= main_~y~0 47) (<= 47 main_~y~0))} is VALID [2022-04-15 06:02:26,197 INFO L290 TraceCheckUtils]: 53: Hoare triple {28886#(and (<= main_~y~0 47) (<= 47 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28887#(and (<= 48 main_~y~0) (<= main_~y~0 48))} is VALID [2022-04-15 06:02:26,197 INFO L290 TraceCheckUtils]: 54: Hoare triple {28887#(and (<= 48 main_~y~0) (<= main_~y~0 48))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28888#(and (<= 49 main_~y~0) (<= main_~y~0 49))} is VALID [2022-04-15 06:02:26,198 INFO L290 TraceCheckUtils]: 55: Hoare triple {28888#(and (<= 49 main_~y~0) (<= main_~y~0 49))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28889#(and (<= 50 main_~y~0) (<= main_~y~0 50))} is VALID [2022-04-15 06:02:26,198 INFO L290 TraceCheckUtils]: 56: Hoare triple {28889#(and (<= 50 main_~y~0) (<= main_~y~0 50))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28890#(and (not (<= (+ (div main_~y~0 4294967296) 1) 0)) (<= main_~y~0 51))} is VALID [2022-04-15 06:02:26,199 INFO L290 TraceCheckUtils]: 57: Hoare triple {28890#(and (not (<= (+ (div main_~y~0 4294967296) 1) 0)) (<= main_~y~0 51))} assume !(~y~0 % 4294967296 < 1024); {28835#false} is VALID [2022-04-15 06:02:26,199 INFO L272 TraceCheckUtils]: 58: Hoare triple {28835#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {28835#false} is VALID [2022-04-15 06:02:26,199 INFO L290 TraceCheckUtils]: 59: Hoare triple {28835#false} ~cond := #in~cond; {28835#false} is VALID [2022-04-15 06:02:26,199 INFO L290 TraceCheckUtils]: 60: Hoare triple {28835#false} assume 0 == ~cond; {28835#false} is VALID [2022-04-15 06:02:26,199 INFO L290 TraceCheckUtils]: 61: Hoare triple {28835#false} assume !false; {28835#false} is VALID [2022-04-15 06:02:26,199 INFO L134 CoverageAnalysis]: Checked inductivity of 1326 backedges. 0 proven. 1326 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 06:02:26,199 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-15 06:02:26,199 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2082988142] [2022-04-15 06:02:26,200 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2082988142] provided 0 perfect and 1 imperfect interpolant sequences [2022-04-15 06:02:26,200 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [321209483] [2022-04-15 06:02:26,200 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2022-04-15 06:02:26,200 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-15 06:02:26,200 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-15 06:02:26,201 INFO L229 MonitoredProcess]: Starting monitored process 52 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-04-15 06:02:26,202 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (52)] Waiting until timeout for monitored process [2022-04-15 06:02:38,348 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 27 check-sat command(s) [2022-04-15 06:02:38,348 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-15 06:02:38,360 INFO L263 TraceCheckSpWp]: Trace formula consists of 308 conjuncts, 105 conjunts are in the unsatisfiable core [2022-04-15 06:02:38,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 06:02:38,377 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-15 06:02:38,983 INFO L272 TraceCheckUtils]: 0: Hoare triple {28834#true} call ULTIMATE.init(); {28834#true} is VALID [2022-04-15 06:02:38,983 INFO L290 TraceCheckUtils]: 1: Hoare triple {28834#true} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {28834#true} is VALID [2022-04-15 06:02:38,983 INFO L290 TraceCheckUtils]: 2: Hoare triple {28834#true} assume true; {28834#true} is VALID [2022-04-15 06:02:38,983 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {28834#true} {28834#true} #34#return; {28834#true} is VALID [2022-04-15 06:02:38,983 INFO L272 TraceCheckUtils]: 4: Hoare triple {28834#true} call #t~ret5 := main(); {28834#true} is VALID [2022-04-15 06:02:38,984 INFO L290 TraceCheckUtils]: 5: Hoare triple {28834#true} ~x~0 := 1;~y~0 := 0; {28839#(= main_~y~0 0)} is VALID [2022-04-15 06:02:38,984 INFO L290 TraceCheckUtils]: 6: Hoare triple {28839#(= main_~y~0 0)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28840#(and (<= 1 main_~y~0) (<= main_~y~0 1))} is VALID [2022-04-15 06:02:38,985 INFO L290 TraceCheckUtils]: 7: Hoare triple {28840#(and (<= 1 main_~y~0) (<= main_~y~0 1))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28841#(and (<= 2 main_~y~0) (<= main_~y~0 2))} is VALID [2022-04-15 06:02:38,985 INFO L290 TraceCheckUtils]: 8: Hoare triple {28841#(and (<= 2 main_~y~0) (<= main_~y~0 2))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28842#(and (<= main_~y~0 3) (<= 3 main_~y~0))} is VALID [2022-04-15 06:02:38,986 INFO L290 TraceCheckUtils]: 9: Hoare triple {28842#(and (<= main_~y~0 3) (<= 3 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28843#(and (<= main_~y~0 4) (<= 4 main_~y~0))} is VALID [2022-04-15 06:02:38,986 INFO L290 TraceCheckUtils]: 10: Hoare triple {28843#(and (<= main_~y~0 4) (<= 4 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28844#(and (<= 5 main_~y~0) (<= main_~y~0 5))} is VALID [2022-04-15 06:02:38,987 INFO L290 TraceCheckUtils]: 11: Hoare triple {28844#(and (<= 5 main_~y~0) (<= main_~y~0 5))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28845#(and (<= main_~y~0 6) (<= 6 main_~y~0))} is VALID [2022-04-15 06:02:38,987 INFO L290 TraceCheckUtils]: 12: Hoare triple {28845#(and (<= main_~y~0 6) (<= 6 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28846#(and (<= 7 main_~y~0) (<= main_~y~0 7))} is VALID [2022-04-15 06:02:38,988 INFO L290 TraceCheckUtils]: 13: Hoare triple {28846#(and (<= 7 main_~y~0) (<= main_~y~0 7))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28847#(and (<= main_~y~0 8) (<= 8 main_~y~0))} is VALID [2022-04-15 06:02:38,988 INFO L290 TraceCheckUtils]: 14: Hoare triple {28847#(and (<= main_~y~0 8) (<= 8 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28848#(and (<= 9 main_~y~0) (<= main_~y~0 9))} is VALID [2022-04-15 06:02:38,989 INFO L290 TraceCheckUtils]: 15: Hoare triple {28848#(and (<= 9 main_~y~0) (<= main_~y~0 9))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28849#(and (<= main_~y~0 10) (<= 10 main_~y~0))} is VALID [2022-04-15 06:02:38,989 INFO L290 TraceCheckUtils]: 16: Hoare triple {28849#(and (<= main_~y~0 10) (<= 10 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28850#(and (<= main_~y~0 11) (<= 11 main_~y~0))} is VALID [2022-04-15 06:02:38,990 INFO L290 TraceCheckUtils]: 17: Hoare triple {28850#(and (<= main_~y~0 11) (<= 11 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28851#(and (<= 12 main_~y~0) (<= main_~y~0 12))} is VALID [2022-04-15 06:02:38,990 INFO L290 TraceCheckUtils]: 18: Hoare triple {28851#(and (<= 12 main_~y~0) (<= main_~y~0 12))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28852#(and (<= main_~y~0 13) (<= 13 main_~y~0))} is VALID [2022-04-15 06:02:38,991 INFO L290 TraceCheckUtils]: 19: Hoare triple {28852#(and (<= main_~y~0 13) (<= 13 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28853#(and (<= 14 main_~y~0) (<= main_~y~0 14))} is VALID [2022-04-15 06:02:38,991 INFO L290 TraceCheckUtils]: 20: Hoare triple {28853#(and (<= 14 main_~y~0) (<= main_~y~0 14))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28854#(and (<= main_~y~0 15) (<= 15 main_~y~0))} is VALID [2022-04-15 06:02:38,992 INFO L290 TraceCheckUtils]: 21: Hoare triple {28854#(and (<= main_~y~0 15) (<= 15 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28855#(and (<= 16 main_~y~0) (<= main_~y~0 16))} is VALID [2022-04-15 06:02:38,992 INFO L290 TraceCheckUtils]: 22: Hoare triple {28855#(and (<= 16 main_~y~0) (<= main_~y~0 16))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28856#(and (<= main_~y~0 17) (<= 17 main_~y~0))} is VALID [2022-04-15 06:02:38,993 INFO L290 TraceCheckUtils]: 23: Hoare triple {28856#(and (<= main_~y~0 17) (<= 17 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28857#(and (<= 18 main_~y~0) (<= main_~y~0 18))} is VALID [2022-04-15 06:02:38,993 INFO L290 TraceCheckUtils]: 24: Hoare triple {28857#(and (<= 18 main_~y~0) (<= main_~y~0 18))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28858#(and (<= 19 main_~y~0) (<= main_~y~0 19))} is VALID [2022-04-15 06:02:38,994 INFO L290 TraceCheckUtils]: 25: Hoare triple {28858#(and (<= 19 main_~y~0) (<= main_~y~0 19))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28859#(and (<= 20 main_~y~0) (<= main_~y~0 20))} is VALID [2022-04-15 06:02:38,994 INFO L290 TraceCheckUtils]: 26: Hoare triple {28859#(and (<= 20 main_~y~0) (<= main_~y~0 20))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28860#(and (<= main_~y~0 21) (<= 21 main_~y~0))} is VALID [2022-04-15 06:02:38,995 INFO L290 TraceCheckUtils]: 27: Hoare triple {28860#(and (<= main_~y~0 21) (<= 21 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28861#(and (<= main_~y~0 22) (<= 22 main_~y~0))} is VALID [2022-04-15 06:02:38,995 INFO L290 TraceCheckUtils]: 28: Hoare triple {28861#(and (<= main_~y~0 22) (<= 22 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28862#(and (<= main_~y~0 23) (<= 23 main_~y~0))} is VALID [2022-04-15 06:02:38,996 INFO L290 TraceCheckUtils]: 29: Hoare triple {28862#(and (<= main_~y~0 23) (<= 23 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28863#(and (<= 24 main_~y~0) (<= main_~y~0 24))} is VALID [2022-04-15 06:02:38,996 INFO L290 TraceCheckUtils]: 30: Hoare triple {28863#(and (<= 24 main_~y~0) (<= main_~y~0 24))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28864#(and (<= 25 main_~y~0) (<= main_~y~0 25))} is VALID [2022-04-15 06:02:38,997 INFO L290 TraceCheckUtils]: 31: Hoare triple {28864#(and (<= 25 main_~y~0) (<= main_~y~0 25))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28865#(and (<= main_~y~0 26) (<= 26 main_~y~0))} is VALID [2022-04-15 06:02:38,997 INFO L290 TraceCheckUtils]: 32: Hoare triple {28865#(and (<= main_~y~0 26) (<= 26 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28866#(and (<= main_~y~0 27) (<= 27 main_~y~0))} is VALID [2022-04-15 06:02:38,998 INFO L290 TraceCheckUtils]: 33: Hoare triple {28866#(and (<= main_~y~0 27) (<= 27 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28867#(and (<= main_~y~0 28) (<= 28 main_~y~0))} is VALID [2022-04-15 06:02:38,998 INFO L290 TraceCheckUtils]: 34: Hoare triple {28867#(and (<= main_~y~0 28) (<= 28 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28868#(and (<= 29 main_~y~0) (<= main_~y~0 29))} is VALID [2022-04-15 06:02:38,999 INFO L290 TraceCheckUtils]: 35: Hoare triple {28868#(and (<= 29 main_~y~0) (<= main_~y~0 29))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28869#(and (<= main_~y~0 30) (<= 30 main_~y~0))} is VALID [2022-04-15 06:02:38,999 INFO L290 TraceCheckUtils]: 36: Hoare triple {28869#(and (<= main_~y~0 30) (<= 30 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28870#(and (<= main_~y~0 31) (<= 31 main_~y~0))} is VALID [2022-04-15 06:02:39,000 INFO L290 TraceCheckUtils]: 37: Hoare triple {28870#(and (<= main_~y~0 31) (<= 31 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28871#(and (<= main_~y~0 32) (<= 32 main_~y~0))} is VALID [2022-04-15 06:02:39,000 INFO L290 TraceCheckUtils]: 38: Hoare triple {28871#(and (<= main_~y~0 32) (<= 32 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28872#(and (<= 33 main_~y~0) (<= main_~y~0 33))} is VALID [2022-04-15 06:02:39,001 INFO L290 TraceCheckUtils]: 39: Hoare triple {28872#(and (<= 33 main_~y~0) (<= main_~y~0 33))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28873#(and (<= main_~y~0 34) (<= 34 main_~y~0))} is VALID [2022-04-15 06:02:39,001 INFO L290 TraceCheckUtils]: 40: Hoare triple {28873#(and (<= main_~y~0 34) (<= 34 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28874#(and (<= 35 main_~y~0) (<= main_~y~0 35))} is VALID [2022-04-15 06:02:39,002 INFO L290 TraceCheckUtils]: 41: Hoare triple {28874#(and (<= 35 main_~y~0) (<= main_~y~0 35))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28875#(and (<= 36 main_~y~0) (<= main_~y~0 36))} is VALID [2022-04-15 06:02:39,002 INFO L290 TraceCheckUtils]: 42: Hoare triple {28875#(and (<= 36 main_~y~0) (<= main_~y~0 36))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28876#(and (<= main_~y~0 37) (<= 37 main_~y~0))} is VALID [2022-04-15 06:02:39,003 INFO L290 TraceCheckUtils]: 43: Hoare triple {28876#(and (<= main_~y~0 37) (<= 37 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28877#(and (<= 38 main_~y~0) (<= main_~y~0 38))} is VALID [2022-04-15 06:02:39,003 INFO L290 TraceCheckUtils]: 44: Hoare triple {28877#(and (<= 38 main_~y~0) (<= main_~y~0 38))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28878#(and (<= 39 main_~y~0) (<= main_~y~0 39))} is VALID [2022-04-15 06:02:39,004 INFO L290 TraceCheckUtils]: 45: Hoare triple {28878#(and (<= 39 main_~y~0) (<= main_~y~0 39))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28879#(and (<= 40 main_~y~0) (<= main_~y~0 40))} is VALID [2022-04-15 06:02:39,004 INFO L290 TraceCheckUtils]: 46: Hoare triple {28879#(and (<= 40 main_~y~0) (<= main_~y~0 40))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28880#(and (<= 41 main_~y~0) (<= main_~y~0 41))} is VALID [2022-04-15 06:02:39,005 INFO L290 TraceCheckUtils]: 47: Hoare triple {28880#(and (<= 41 main_~y~0) (<= main_~y~0 41))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28881#(and (<= main_~y~0 42) (<= 42 main_~y~0))} is VALID [2022-04-15 06:02:39,005 INFO L290 TraceCheckUtils]: 48: Hoare triple {28881#(and (<= main_~y~0 42) (<= 42 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28882#(and (<= 43 main_~y~0) (<= main_~y~0 43))} is VALID [2022-04-15 06:02:39,006 INFO L290 TraceCheckUtils]: 49: Hoare triple {28882#(and (<= 43 main_~y~0) (<= main_~y~0 43))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28883#(and (<= main_~y~0 44) (<= 44 main_~y~0))} is VALID [2022-04-15 06:02:39,006 INFO L290 TraceCheckUtils]: 50: Hoare triple {28883#(and (<= main_~y~0 44) (<= 44 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28884#(and (<= main_~y~0 45) (<= 45 main_~y~0))} is VALID [2022-04-15 06:02:39,007 INFO L290 TraceCheckUtils]: 51: Hoare triple {28884#(and (<= main_~y~0 45) (<= 45 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28885#(and (<= main_~y~0 46) (<= 46 main_~y~0))} is VALID [2022-04-15 06:02:39,007 INFO L290 TraceCheckUtils]: 52: Hoare triple {28885#(and (<= main_~y~0 46) (<= 46 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28886#(and (<= main_~y~0 47) (<= 47 main_~y~0))} is VALID [2022-04-15 06:02:39,008 INFO L290 TraceCheckUtils]: 53: Hoare triple {28886#(and (<= main_~y~0 47) (<= 47 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28887#(and (<= 48 main_~y~0) (<= main_~y~0 48))} is VALID [2022-04-15 06:02:39,008 INFO L290 TraceCheckUtils]: 54: Hoare triple {28887#(and (<= 48 main_~y~0) (<= main_~y~0 48))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28888#(and (<= 49 main_~y~0) (<= main_~y~0 49))} is VALID [2022-04-15 06:02:39,009 INFO L290 TraceCheckUtils]: 55: Hoare triple {28888#(and (<= 49 main_~y~0) (<= main_~y~0 49))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {28889#(and (<= 50 main_~y~0) (<= main_~y~0 50))} is VALID [2022-04-15 06:02:39,009 INFO L290 TraceCheckUtils]: 56: Hoare triple {28889#(and (<= 50 main_~y~0) (<= main_~y~0 50))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29063#(and (<= 51 main_~y~0) (<= main_~y~0 51))} is VALID [2022-04-15 06:02:39,010 INFO L290 TraceCheckUtils]: 57: Hoare triple {29063#(and (<= 51 main_~y~0) (<= main_~y~0 51))} assume !(~y~0 % 4294967296 < 1024); {28835#false} is VALID [2022-04-15 06:02:39,010 INFO L272 TraceCheckUtils]: 58: Hoare triple {28835#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {28835#false} is VALID [2022-04-15 06:02:39,010 INFO L290 TraceCheckUtils]: 59: Hoare triple {28835#false} ~cond := #in~cond; {28835#false} is VALID [2022-04-15 06:02:39,010 INFO L290 TraceCheckUtils]: 60: Hoare triple {28835#false} assume 0 == ~cond; {28835#false} is VALID [2022-04-15 06:02:39,010 INFO L290 TraceCheckUtils]: 61: Hoare triple {28835#false} assume !false; {28835#false} is VALID [2022-04-15 06:02:39,010 INFO L134 CoverageAnalysis]: Checked inductivity of 1326 backedges. 0 proven. 1326 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 06:02:39,010 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-15 06:02:43,262 INFO L290 TraceCheckUtils]: 61: Hoare triple {28835#false} assume !false; {28835#false} is VALID [2022-04-15 06:02:43,262 INFO L290 TraceCheckUtils]: 60: Hoare triple {28835#false} assume 0 == ~cond; {28835#false} is VALID [2022-04-15 06:02:43,262 INFO L290 TraceCheckUtils]: 59: Hoare triple {28835#false} ~cond := #in~cond; {28835#false} is VALID [2022-04-15 06:02:43,262 INFO L272 TraceCheckUtils]: 58: Hoare triple {28835#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {28835#false} is VALID [2022-04-15 06:02:43,262 INFO L290 TraceCheckUtils]: 57: Hoare triple {29091#(< (mod main_~y~0 4294967296) 1024)} assume !(~y~0 % 4294967296 < 1024); {28835#false} is VALID [2022-04-15 06:02:43,266 INFO L290 TraceCheckUtils]: 56: Hoare triple {29095#(< (mod (+ main_~y~0 1) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29091#(< (mod main_~y~0 4294967296) 1024)} is VALID [2022-04-15 06:02:43,267 INFO L290 TraceCheckUtils]: 55: Hoare triple {29099#(< (mod (+ main_~y~0 2) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29095#(< (mod (+ main_~y~0 1) 4294967296) 1024)} is VALID [2022-04-15 06:02:43,267 INFO L290 TraceCheckUtils]: 54: Hoare triple {29103#(< (mod (+ main_~y~0 3) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29099#(< (mod (+ main_~y~0 2) 4294967296) 1024)} is VALID [2022-04-15 06:02:43,268 INFO L290 TraceCheckUtils]: 53: Hoare triple {29107#(< (mod (+ main_~y~0 4) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29103#(< (mod (+ main_~y~0 3) 4294967296) 1024)} is VALID [2022-04-15 06:02:43,269 INFO L290 TraceCheckUtils]: 52: Hoare triple {29111#(< (mod (+ 5 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29107#(< (mod (+ main_~y~0 4) 4294967296) 1024)} is VALID [2022-04-15 06:02:43,269 INFO L290 TraceCheckUtils]: 51: Hoare triple {29115#(< (mod (+ main_~y~0 6) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29111#(< (mod (+ 5 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:02:43,270 INFO L290 TraceCheckUtils]: 50: Hoare triple {29119#(< (mod (+ 7 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29115#(< (mod (+ main_~y~0 6) 4294967296) 1024)} is VALID [2022-04-15 06:02:43,271 INFO L290 TraceCheckUtils]: 49: Hoare triple {29123#(< (mod (+ main_~y~0 8) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29119#(< (mod (+ 7 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:02:43,271 INFO L290 TraceCheckUtils]: 48: Hoare triple {29127#(< (mod (+ main_~y~0 9) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29123#(< (mod (+ main_~y~0 8) 4294967296) 1024)} is VALID [2022-04-15 06:02:43,272 INFO L290 TraceCheckUtils]: 47: Hoare triple {29131#(< (mod (+ main_~y~0 10) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29127#(< (mod (+ main_~y~0 9) 4294967296) 1024)} is VALID [2022-04-15 06:02:43,272 INFO L290 TraceCheckUtils]: 46: Hoare triple {29135#(< (mod (+ main_~y~0 11) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29131#(< (mod (+ main_~y~0 10) 4294967296) 1024)} is VALID [2022-04-15 06:02:43,273 INFO L290 TraceCheckUtils]: 45: Hoare triple {29139#(< (mod (+ main_~y~0 12) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29135#(< (mod (+ main_~y~0 11) 4294967296) 1024)} is VALID [2022-04-15 06:02:43,274 INFO L290 TraceCheckUtils]: 44: Hoare triple {29143#(< (mod (+ main_~y~0 13) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29139#(< (mod (+ main_~y~0 12) 4294967296) 1024)} is VALID [2022-04-15 06:02:43,274 INFO L290 TraceCheckUtils]: 43: Hoare triple {29147#(< (mod (+ main_~y~0 14) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29143#(< (mod (+ main_~y~0 13) 4294967296) 1024)} is VALID [2022-04-15 06:02:43,275 INFO L290 TraceCheckUtils]: 42: Hoare triple {29151#(< (mod (+ main_~y~0 15) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29147#(< (mod (+ main_~y~0 14) 4294967296) 1024)} is VALID [2022-04-15 06:02:43,276 INFO L290 TraceCheckUtils]: 41: Hoare triple {29155#(< (mod (+ main_~y~0 16) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29151#(< (mod (+ main_~y~0 15) 4294967296) 1024)} is VALID [2022-04-15 06:02:43,276 INFO L290 TraceCheckUtils]: 40: Hoare triple {29159#(< (mod (+ main_~y~0 17) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29155#(< (mod (+ main_~y~0 16) 4294967296) 1024)} is VALID [2022-04-15 06:02:43,277 INFO L290 TraceCheckUtils]: 39: Hoare triple {29163#(< (mod (+ main_~y~0 18) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29159#(< (mod (+ main_~y~0 17) 4294967296) 1024)} is VALID [2022-04-15 06:02:43,277 INFO L290 TraceCheckUtils]: 38: Hoare triple {29167#(< (mod (+ 19 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29163#(< (mod (+ main_~y~0 18) 4294967296) 1024)} is VALID [2022-04-15 06:02:43,278 INFO L290 TraceCheckUtils]: 37: Hoare triple {29171#(< (mod (+ main_~y~0 20) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29167#(< (mod (+ 19 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:02:43,279 INFO L290 TraceCheckUtils]: 36: Hoare triple {29175#(< (mod (+ main_~y~0 21) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29171#(< (mod (+ main_~y~0 20) 4294967296) 1024)} is VALID [2022-04-15 06:02:43,279 INFO L290 TraceCheckUtils]: 35: Hoare triple {29179#(< (mod (+ main_~y~0 22) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29175#(< (mod (+ main_~y~0 21) 4294967296) 1024)} is VALID [2022-04-15 06:02:43,280 INFO L290 TraceCheckUtils]: 34: Hoare triple {29183#(< (mod (+ 23 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29179#(< (mod (+ main_~y~0 22) 4294967296) 1024)} is VALID [2022-04-15 06:02:43,280 INFO L290 TraceCheckUtils]: 33: Hoare triple {29187#(< (mod (+ main_~y~0 24) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29183#(< (mod (+ 23 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:02:43,281 INFO L290 TraceCheckUtils]: 32: Hoare triple {29191#(< (mod (+ main_~y~0 25) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29187#(< (mod (+ main_~y~0 24) 4294967296) 1024)} is VALID [2022-04-15 06:02:43,282 INFO L290 TraceCheckUtils]: 31: Hoare triple {29195#(< (mod (+ main_~y~0 26) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29191#(< (mod (+ main_~y~0 25) 4294967296) 1024)} is VALID [2022-04-15 06:02:43,282 INFO L290 TraceCheckUtils]: 30: Hoare triple {29199#(< (mod (+ main_~y~0 27) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29195#(< (mod (+ main_~y~0 26) 4294967296) 1024)} is VALID [2022-04-15 06:02:43,283 INFO L290 TraceCheckUtils]: 29: Hoare triple {29203#(< (mod (+ main_~y~0 28) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29199#(< (mod (+ main_~y~0 27) 4294967296) 1024)} is VALID [2022-04-15 06:02:43,284 INFO L290 TraceCheckUtils]: 28: Hoare triple {29207#(< (mod (+ 29 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29203#(< (mod (+ main_~y~0 28) 4294967296) 1024)} is VALID [2022-04-15 06:02:43,284 INFO L290 TraceCheckUtils]: 27: Hoare triple {29211#(< (mod (+ 30 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29207#(< (mod (+ 29 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:02:43,285 INFO L290 TraceCheckUtils]: 26: Hoare triple {29215#(< (mod (+ main_~y~0 31) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29211#(< (mod (+ 30 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:02:43,286 INFO L290 TraceCheckUtils]: 25: Hoare triple {29219#(< (mod (+ 32 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29215#(< (mod (+ main_~y~0 31) 4294967296) 1024)} is VALID [2022-04-15 06:02:43,286 INFO L290 TraceCheckUtils]: 24: Hoare triple {29223#(< (mod (+ main_~y~0 33) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29219#(< (mod (+ 32 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:02:43,287 INFO L290 TraceCheckUtils]: 23: Hoare triple {29227#(< (mod (+ main_~y~0 34) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29223#(< (mod (+ main_~y~0 33) 4294967296) 1024)} is VALID [2022-04-15 06:02:43,288 INFO L290 TraceCheckUtils]: 22: Hoare triple {29231#(< (mod (+ 35 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29227#(< (mod (+ main_~y~0 34) 4294967296) 1024)} is VALID [2022-04-15 06:02:43,290 INFO L290 TraceCheckUtils]: 21: Hoare triple {29235#(< (mod (+ main_~y~0 36) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29231#(< (mod (+ 35 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:02:43,290 INFO L290 TraceCheckUtils]: 20: Hoare triple {29239#(< (mod (+ main_~y~0 37) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29235#(< (mod (+ main_~y~0 36) 4294967296) 1024)} is VALID [2022-04-15 06:02:43,293 INFO L290 TraceCheckUtils]: 19: Hoare triple {29243#(< (mod (+ main_~y~0 38) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29239#(< (mod (+ main_~y~0 37) 4294967296) 1024)} is VALID [2022-04-15 06:02:43,301 INFO L290 TraceCheckUtils]: 18: Hoare triple {29247#(< (mod (+ main_~y~0 39) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29243#(< (mod (+ main_~y~0 38) 4294967296) 1024)} is VALID [2022-04-15 06:02:43,302 INFO L290 TraceCheckUtils]: 17: Hoare triple {29251#(< (mod (+ 40 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29247#(< (mod (+ main_~y~0 39) 4294967296) 1024)} is VALID [2022-04-15 06:02:43,303 INFO L290 TraceCheckUtils]: 16: Hoare triple {29255#(< (mod (+ 41 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29251#(< (mod (+ 40 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:02:43,304 INFO L290 TraceCheckUtils]: 15: Hoare triple {29259#(< (mod (+ 42 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29255#(< (mod (+ 41 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:02:43,304 INFO L290 TraceCheckUtils]: 14: Hoare triple {29263#(< (mod (+ main_~y~0 43) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29259#(< (mod (+ 42 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:02:43,305 INFO L290 TraceCheckUtils]: 13: Hoare triple {29267#(< (mod (+ 44 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29263#(< (mod (+ main_~y~0 43) 4294967296) 1024)} is VALID [2022-04-15 06:02:43,305 INFO L290 TraceCheckUtils]: 12: Hoare triple {29271#(< (mod (+ main_~y~0 45) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29267#(< (mod (+ 44 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:02:43,306 INFO L290 TraceCheckUtils]: 11: Hoare triple {29275#(< (mod (+ main_~y~0 46) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29271#(< (mod (+ main_~y~0 45) 4294967296) 1024)} is VALID [2022-04-15 06:02:43,306 INFO L290 TraceCheckUtils]: 10: Hoare triple {29279#(< (mod (+ main_~y~0 47) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29275#(< (mod (+ main_~y~0 46) 4294967296) 1024)} is VALID [2022-04-15 06:02:43,307 INFO L290 TraceCheckUtils]: 9: Hoare triple {29283#(< (mod (+ main_~y~0 48) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29279#(< (mod (+ main_~y~0 47) 4294967296) 1024)} is VALID [2022-04-15 06:02:43,308 INFO L290 TraceCheckUtils]: 8: Hoare triple {29287#(< (mod (+ 49 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29283#(< (mod (+ main_~y~0 48) 4294967296) 1024)} is VALID [2022-04-15 06:02:43,308 INFO L290 TraceCheckUtils]: 7: Hoare triple {29291#(< (mod (+ main_~y~0 50) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29287#(< (mod (+ 49 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:02:43,309 INFO L290 TraceCheckUtils]: 6: Hoare triple {29295#(< (mod (+ 51 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29291#(< (mod (+ main_~y~0 50) 4294967296) 1024)} is VALID [2022-04-15 06:02:43,309 INFO L290 TraceCheckUtils]: 5: Hoare triple {28834#true} ~x~0 := 1;~y~0 := 0; {29295#(< (mod (+ 51 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:02:43,309 INFO L272 TraceCheckUtils]: 4: Hoare triple {28834#true} call #t~ret5 := main(); {28834#true} is VALID [2022-04-15 06:02:43,309 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {28834#true} {28834#true} #34#return; {28834#true} is VALID [2022-04-15 06:02:43,310 INFO L290 TraceCheckUtils]: 2: Hoare triple {28834#true} assume true; {28834#true} is VALID [2022-04-15 06:02:43,310 INFO L290 TraceCheckUtils]: 1: Hoare triple {28834#true} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {28834#true} is VALID [2022-04-15 06:02:43,310 INFO L272 TraceCheckUtils]: 0: Hoare triple {28834#true} call ULTIMATE.init(); {28834#true} is VALID [2022-04-15 06:02:43,310 INFO L134 CoverageAnalysis]: Checked inductivity of 1326 backedges. 0 proven. 1326 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 06:02:43,310 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [321209483] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-15 06:02:43,310 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-04-15 06:02:43,310 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [55, 54, 54] total 108 [2022-04-15 06:02:43,310 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-15 06:02:43,311 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [1123701953] [2022-04-15 06:02:43,311 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [1123701953] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-15 06:02:43,311 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-15 06:02:43,311 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [55] imperfect sequences [] total 55 [2022-04-15 06:02:43,311 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1971935669] [2022-04-15 06:02:43,311 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-15 06:02:43,318 INFO L78 Accepts]: Start accepts. Automaton has has 55 states, 55 states have (on average 1.0545454545454545) internal successors, (58), 54 states have internal predecessors, (58), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 62 [2022-04-15 06:02:43,318 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-15 06:02:43,318 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 55 states, 55 states have (on average 1.0545454545454545) internal successors, (58), 54 states have internal predecessors, (58), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:02:43,342 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 62 edges. 62 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 06:02:43,342 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 55 states [2022-04-15 06:02:43,342 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-15 06:02:43,342 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 55 interpolants. [2022-04-15 06:02:43,343 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3021, Invalid=8535, Unknown=0, NotChecked=0, Total=11556 [2022-04-15 06:02:43,343 INFO L87 Difference]: Start difference. First operand 63 states and 63 transitions. Second operand has 55 states, 55 states have (on average 1.0545454545454545) internal successors, (58), 54 states have internal predecessors, (58), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:02:48,880 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 06:02:48,880 INFO L93 Difference]: Finished difference Result 69 states and 69 transitions. [2022-04-15 06:02:48,880 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-04-15 06:02:48,881 INFO L78 Accepts]: Start accepts. Automaton has has 55 states, 55 states have (on average 1.0545454545454545) internal successors, (58), 54 states have internal predecessors, (58), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 62 [2022-04-15 06:02:48,881 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-15 06:02:48,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 55 states, 55 states have (on average 1.0545454545454545) internal successors, (58), 54 states have internal predecessors, (58), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:02:48,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 69 transitions. [2022-04-15 06:02:48,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 55 states, 55 states have (on average 1.0545454545454545) internal successors, (58), 54 states have internal predecessors, (58), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:02:48,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 69 transitions. [2022-04-15 06:02:48,882 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 55 states and 69 transitions. [2022-04-15 06:02:48,925 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 69 edges. 69 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 06:02:48,926 INFO L225 Difference]: With dead ends: 69 [2022-04-15 06:02:48,926 INFO L226 Difference]: Without dead ends: 64 [2022-04-15 06:02:48,927 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 231 GetRequests, 72 SyntacticMatches, 1 SemanticMatches, 158 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1434 ImplicationChecksByTransitivity, 6.6s TimeCoverageRelationStatistics Valid=6035, Invalid=19405, Unknown=0, NotChecked=0, Total=25440 [2022-04-15 06:02:48,928 INFO L913 BasicCegarLoop]: 11 mSDtfsCounter, 6 mSDsluCounter, 72 mSDsCounter, 0 mSdLazyCounter, 2724 mSolverCounterSat, 105 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 83 SdHoareTripleChecker+Invalid, 2829 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 105 IncrementalHoareTripleChecker+Valid, 2724 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-04-15 06:02:48,928 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [6 Valid, 83 Invalid, 2829 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [105 Valid, 2724 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-04-15 06:02:48,928 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 64 states. [2022-04-15 06:02:49,000 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 64 to 64. [2022-04-15 06:02:49,000 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-15 06:02:49,000 INFO L82 GeneralOperation]: Start isEquivalent. First operand 64 states. Second operand has 64 states, 59 states have (on average 1.0169491525423728) internal successors, (60), 59 states have internal predecessors, (60), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:02:49,001 INFO L74 IsIncluded]: Start isIncluded. First operand 64 states. Second operand has 64 states, 59 states have (on average 1.0169491525423728) internal successors, (60), 59 states have internal predecessors, (60), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:02:49,001 INFO L87 Difference]: Start difference. First operand 64 states. Second operand has 64 states, 59 states have (on average 1.0169491525423728) internal successors, (60), 59 states have internal predecessors, (60), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:02:49,001 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 06:02:49,001 INFO L93 Difference]: Finished difference Result 64 states and 64 transitions. [2022-04-15 06:02:49,001 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 64 transitions. [2022-04-15 06:02:49,002 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-15 06:02:49,002 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-15 06:02:49,002 INFO L74 IsIncluded]: Start isIncluded. First operand has 64 states, 59 states have (on average 1.0169491525423728) internal successors, (60), 59 states have internal predecessors, (60), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 64 states. [2022-04-15 06:02:49,002 INFO L87 Difference]: Start difference. First operand has 64 states, 59 states have (on average 1.0169491525423728) internal successors, (60), 59 states have internal predecessors, (60), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 64 states. [2022-04-15 06:02:49,002 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 06:02:49,002 INFO L93 Difference]: Finished difference Result 64 states and 64 transitions. [2022-04-15 06:02:49,002 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 64 transitions. [2022-04-15 06:02:49,002 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-15 06:02:49,002 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-15 06:02:49,003 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-15 06:02:49,003 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-15 06:02:49,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 64 states, 59 states have (on average 1.0169491525423728) internal successors, (60), 59 states have internal predecessors, (60), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:02:49,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 64 states and 64 transitions. [2022-04-15 06:02:49,003 INFO L78 Accepts]: Start accepts. Automaton has 64 states and 64 transitions. Word has length 62 [2022-04-15 06:02:49,003 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-15 06:02:49,003 INFO L478 AbstractCegarLoop]: Abstraction has 64 states and 64 transitions. [2022-04-15 06:02:49,004 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 55 states, 55 states have (on average 1.0545454545454545) internal successors, (58), 54 states have internal predecessors, (58), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:02:49,004 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 64 states and 64 transitions. [2022-04-15 06:02:49,057 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 64 edges. 64 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 06:02:49,058 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 64 transitions. [2022-04-15 06:02:49,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-04-15 06:02:49,058 INFO L491 BasicCegarLoop]: Found error trace [2022-04-15 06:02:49,058 INFO L499 BasicCegarLoop]: trace histogram [52, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-15 06:02:49,065 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (52)] Forceful destruction successful, exit code 0 [2022-04-15 06:02:49,258 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 52 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable102,SelfDestructingSolverStorable103 [2022-04-15 06:02:49,259 INFO L403 AbstractCegarLoop]: === Iteration 54 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-15 06:02:49,259 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-15 06:02:49,259 INFO L85 PathProgramCache]: Analyzing trace with hash 559394908, now seen corresponding path program 103 times [2022-04-15 06:02:49,259 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-15 06:02:49,259 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [55527245] [2022-04-15 06:02:49,579 INFO L89 AcceleratorJordan]: Jordan loop acceleration statistics: 1 HavocedVariables, 2 AssignedVariables, 0 ReadonlyVariables, Eigenvalues: {0={1=1}, 1={2=1}}, 1 SequentialAcceleration, 0 AlternatingAcceleration, 1 QuantifierFreeResult [2022-04-15 06:02:49,580 INFO L271 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2022-04-15 06:02:49,582 INFO L85 PathProgramCache]: Analyzing trace with hash 1147064759, now seen corresponding path program 1 times [2022-04-15 06:02:49,582 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-15 06:02:49,582 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1089601243] [2022-04-15 06:02:49,582 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-15 06:02:49,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-15 06:02:49,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-15 06:02:49,586 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-04-15 06:02:49,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-15 06:02:49,589 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-04-15 06:02:49,589 INFO L85 PathProgramCache]: Analyzing trace with hash 559394908, now seen corresponding path program 104 times [2022-04-15 06:02:49,589 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-15 06:02:49,589 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [883474933] [2022-04-15 06:02:49,589 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-15 06:02:49,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-15 06:02:49,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 06:02:51,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-15 06:02:51,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 06:02:51,139 INFO L290 TraceCheckUtils]: 0: Hoare triple {29872#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {29814#true} is VALID [2022-04-15 06:02:51,139 INFO L290 TraceCheckUtils]: 1: Hoare triple {29814#true} assume true; {29814#true} is VALID [2022-04-15 06:02:51,139 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {29814#true} {29814#true} #34#return; {29814#true} is VALID [2022-04-15 06:02:51,139 INFO L272 TraceCheckUtils]: 0: Hoare triple {29814#true} call ULTIMATE.init(); {29872#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} is VALID [2022-04-15 06:02:51,140 INFO L290 TraceCheckUtils]: 1: Hoare triple {29872#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {29814#true} is VALID [2022-04-15 06:02:51,140 INFO L290 TraceCheckUtils]: 2: Hoare triple {29814#true} assume true; {29814#true} is VALID [2022-04-15 06:02:51,140 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {29814#true} {29814#true} #34#return; {29814#true} is VALID [2022-04-15 06:02:51,140 INFO L272 TraceCheckUtils]: 4: Hoare triple {29814#true} call #t~ret5 := main(); {29814#true} is VALID [2022-04-15 06:02:51,140 INFO L290 TraceCheckUtils]: 5: Hoare triple {29814#true} ~x~0 := 1;~y~0 := 0; {29819#(= main_~y~0 0)} is VALID [2022-04-15 06:02:51,140 INFO L290 TraceCheckUtils]: 6: Hoare triple {29819#(= main_~y~0 0)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29820#(and (<= 1 main_~y~0) (<= main_~y~0 1))} is VALID [2022-04-15 06:02:51,141 INFO L290 TraceCheckUtils]: 7: Hoare triple {29820#(and (<= 1 main_~y~0) (<= main_~y~0 1))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29821#(and (<= 2 main_~y~0) (<= main_~y~0 2))} is VALID [2022-04-15 06:02:51,141 INFO L290 TraceCheckUtils]: 8: Hoare triple {29821#(and (<= 2 main_~y~0) (<= main_~y~0 2))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29822#(and (<= main_~y~0 3) (<= 3 main_~y~0))} is VALID [2022-04-15 06:02:51,142 INFO L290 TraceCheckUtils]: 9: Hoare triple {29822#(and (<= main_~y~0 3) (<= 3 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29823#(and (<= main_~y~0 4) (<= 4 main_~y~0))} is VALID [2022-04-15 06:02:51,142 INFO L290 TraceCheckUtils]: 10: Hoare triple {29823#(and (<= main_~y~0 4) (<= 4 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29824#(and (<= 5 main_~y~0) (<= main_~y~0 5))} is VALID [2022-04-15 06:02:51,143 INFO L290 TraceCheckUtils]: 11: Hoare triple {29824#(and (<= 5 main_~y~0) (<= main_~y~0 5))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29825#(and (<= main_~y~0 6) (<= 6 main_~y~0))} is VALID [2022-04-15 06:02:51,143 INFO L290 TraceCheckUtils]: 12: Hoare triple {29825#(and (<= main_~y~0 6) (<= 6 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29826#(and (<= 7 main_~y~0) (<= main_~y~0 7))} is VALID [2022-04-15 06:02:51,144 INFO L290 TraceCheckUtils]: 13: Hoare triple {29826#(and (<= 7 main_~y~0) (<= main_~y~0 7))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29827#(and (<= main_~y~0 8) (<= 8 main_~y~0))} is VALID [2022-04-15 06:02:51,144 INFO L290 TraceCheckUtils]: 14: Hoare triple {29827#(and (<= main_~y~0 8) (<= 8 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29828#(and (<= 9 main_~y~0) (<= main_~y~0 9))} is VALID [2022-04-15 06:02:51,145 INFO L290 TraceCheckUtils]: 15: Hoare triple {29828#(and (<= 9 main_~y~0) (<= main_~y~0 9))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29829#(and (<= main_~y~0 10) (<= 10 main_~y~0))} is VALID [2022-04-15 06:02:51,145 INFO L290 TraceCheckUtils]: 16: Hoare triple {29829#(and (<= main_~y~0 10) (<= 10 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29830#(and (<= main_~y~0 11) (<= 11 main_~y~0))} is VALID [2022-04-15 06:02:51,146 INFO L290 TraceCheckUtils]: 17: Hoare triple {29830#(and (<= main_~y~0 11) (<= 11 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29831#(and (<= 12 main_~y~0) (<= main_~y~0 12))} is VALID [2022-04-15 06:02:51,146 INFO L290 TraceCheckUtils]: 18: Hoare triple {29831#(and (<= 12 main_~y~0) (<= main_~y~0 12))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29832#(and (<= main_~y~0 13) (<= 13 main_~y~0))} is VALID [2022-04-15 06:02:51,147 INFO L290 TraceCheckUtils]: 19: Hoare triple {29832#(and (<= main_~y~0 13) (<= 13 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29833#(and (<= 14 main_~y~0) (<= main_~y~0 14))} is VALID [2022-04-15 06:02:51,147 INFO L290 TraceCheckUtils]: 20: Hoare triple {29833#(and (<= 14 main_~y~0) (<= main_~y~0 14))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29834#(and (<= main_~y~0 15) (<= 15 main_~y~0))} is VALID [2022-04-15 06:02:51,148 INFO L290 TraceCheckUtils]: 21: Hoare triple {29834#(and (<= main_~y~0 15) (<= 15 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29835#(and (<= 16 main_~y~0) (<= main_~y~0 16))} is VALID [2022-04-15 06:02:51,148 INFO L290 TraceCheckUtils]: 22: Hoare triple {29835#(and (<= 16 main_~y~0) (<= main_~y~0 16))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29836#(and (<= main_~y~0 17) (<= 17 main_~y~0))} is VALID [2022-04-15 06:02:51,149 INFO L290 TraceCheckUtils]: 23: Hoare triple {29836#(and (<= main_~y~0 17) (<= 17 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29837#(and (<= 18 main_~y~0) (<= main_~y~0 18))} is VALID [2022-04-15 06:02:51,149 INFO L290 TraceCheckUtils]: 24: Hoare triple {29837#(and (<= 18 main_~y~0) (<= main_~y~0 18))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29838#(and (<= 19 main_~y~0) (<= main_~y~0 19))} is VALID [2022-04-15 06:02:51,150 INFO L290 TraceCheckUtils]: 25: Hoare triple {29838#(and (<= 19 main_~y~0) (<= main_~y~0 19))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29839#(and (<= 20 main_~y~0) (<= main_~y~0 20))} is VALID [2022-04-15 06:02:51,150 INFO L290 TraceCheckUtils]: 26: Hoare triple {29839#(and (<= 20 main_~y~0) (<= main_~y~0 20))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29840#(and (<= main_~y~0 21) (<= 21 main_~y~0))} is VALID [2022-04-15 06:02:51,151 INFO L290 TraceCheckUtils]: 27: Hoare triple {29840#(and (<= main_~y~0 21) (<= 21 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29841#(and (<= main_~y~0 22) (<= 22 main_~y~0))} is VALID [2022-04-15 06:02:51,151 INFO L290 TraceCheckUtils]: 28: Hoare triple {29841#(and (<= main_~y~0 22) (<= 22 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29842#(and (<= main_~y~0 23) (<= 23 main_~y~0))} is VALID [2022-04-15 06:02:51,152 INFO L290 TraceCheckUtils]: 29: Hoare triple {29842#(and (<= main_~y~0 23) (<= 23 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29843#(and (<= 24 main_~y~0) (<= main_~y~0 24))} is VALID [2022-04-15 06:02:51,152 INFO L290 TraceCheckUtils]: 30: Hoare triple {29843#(and (<= 24 main_~y~0) (<= main_~y~0 24))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29844#(and (<= 25 main_~y~0) (<= main_~y~0 25))} is VALID [2022-04-15 06:02:51,153 INFO L290 TraceCheckUtils]: 31: Hoare triple {29844#(and (<= 25 main_~y~0) (<= main_~y~0 25))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29845#(and (<= main_~y~0 26) (<= 26 main_~y~0))} is VALID [2022-04-15 06:02:51,153 INFO L290 TraceCheckUtils]: 32: Hoare triple {29845#(and (<= main_~y~0 26) (<= 26 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29846#(and (<= main_~y~0 27) (<= 27 main_~y~0))} is VALID [2022-04-15 06:02:51,154 INFO L290 TraceCheckUtils]: 33: Hoare triple {29846#(and (<= main_~y~0 27) (<= 27 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29847#(and (<= main_~y~0 28) (<= 28 main_~y~0))} is VALID [2022-04-15 06:02:51,154 INFO L290 TraceCheckUtils]: 34: Hoare triple {29847#(and (<= main_~y~0 28) (<= 28 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29848#(and (<= 29 main_~y~0) (<= main_~y~0 29))} is VALID [2022-04-15 06:02:51,155 INFO L290 TraceCheckUtils]: 35: Hoare triple {29848#(and (<= 29 main_~y~0) (<= main_~y~0 29))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29849#(and (<= main_~y~0 30) (<= 30 main_~y~0))} is VALID [2022-04-15 06:02:51,155 INFO L290 TraceCheckUtils]: 36: Hoare triple {29849#(and (<= main_~y~0 30) (<= 30 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29850#(and (<= main_~y~0 31) (<= 31 main_~y~0))} is VALID [2022-04-15 06:02:51,156 INFO L290 TraceCheckUtils]: 37: Hoare triple {29850#(and (<= main_~y~0 31) (<= 31 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29851#(and (<= main_~y~0 32) (<= 32 main_~y~0))} is VALID [2022-04-15 06:02:51,156 INFO L290 TraceCheckUtils]: 38: Hoare triple {29851#(and (<= main_~y~0 32) (<= 32 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29852#(and (<= 33 main_~y~0) (<= main_~y~0 33))} is VALID [2022-04-15 06:02:51,157 INFO L290 TraceCheckUtils]: 39: Hoare triple {29852#(and (<= 33 main_~y~0) (<= main_~y~0 33))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29853#(and (<= main_~y~0 34) (<= 34 main_~y~0))} is VALID [2022-04-15 06:02:51,157 INFO L290 TraceCheckUtils]: 40: Hoare triple {29853#(and (<= main_~y~0 34) (<= 34 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29854#(and (<= 35 main_~y~0) (<= main_~y~0 35))} is VALID [2022-04-15 06:02:51,158 INFO L290 TraceCheckUtils]: 41: Hoare triple {29854#(and (<= 35 main_~y~0) (<= main_~y~0 35))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29855#(and (<= 36 main_~y~0) (<= main_~y~0 36))} is VALID [2022-04-15 06:02:51,158 INFO L290 TraceCheckUtils]: 42: Hoare triple {29855#(and (<= 36 main_~y~0) (<= main_~y~0 36))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29856#(and (<= main_~y~0 37) (<= 37 main_~y~0))} is VALID [2022-04-15 06:02:51,159 INFO L290 TraceCheckUtils]: 43: Hoare triple {29856#(and (<= main_~y~0 37) (<= 37 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29857#(and (<= 38 main_~y~0) (<= main_~y~0 38))} is VALID [2022-04-15 06:02:51,159 INFO L290 TraceCheckUtils]: 44: Hoare triple {29857#(and (<= 38 main_~y~0) (<= main_~y~0 38))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29858#(and (<= 39 main_~y~0) (<= main_~y~0 39))} is VALID [2022-04-15 06:02:51,160 INFO L290 TraceCheckUtils]: 45: Hoare triple {29858#(and (<= 39 main_~y~0) (<= main_~y~0 39))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29859#(and (<= 40 main_~y~0) (<= main_~y~0 40))} is VALID [2022-04-15 06:02:51,160 INFO L290 TraceCheckUtils]: 46: Hoare triple {29859#(and (<= 40 main_~y~0) (<= main_~y~0 40))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29860#(and (<= 41 main_~y~0) (<= main_~y~0 41))} is VALID [2022-04-15 06:02:51,161 INFO L290 TraceCheckUtils]: 47: Hoare triple {29860#(and (<= 41 main_~y~0) (<= main_~y~0 41))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29861#(and (<= main_~y~0 42) (<= 42 main_~y~0))} is VALID [2022-04-15 06:02:51,161 INFO L290 TraceCheckUtils]: 48: Hoare triple {29861#(and (<= main_~y~0 42) (<= 42 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29862#(and (<= 43 main_~y~0) (<= main_~y~0 43))} is VALID [2022-04-15 06:02:51,162 INFO L290 TraceCheckUtils]: 49: Hoare triple {29862#(and (<= 43 main_~y~0) (<= main_~y~0 43))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29863#(and (<= main_~y~0 44) (<= 44 main_~y~0))} is VALID [2022-04-15 06:02:51,162 INFO L290 TraceCheckUtils]: 50: Hoare triple {29863#(and (<= main_~y~0 44) (<= 44 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29864#(and (<= main_~y~0 45) (<= 45 main_~y~0))} is VALID [2022-04-15 06:02:51,163 INFO L290 TraceCheckUtils]: 51: Hoare triple {29864#(and (<= main_~y~0 45) (<= 45 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29865#(and (<= main_~y~0 46) (<= 46 main_~y~0))} is VALID [2022-04-15 06:02:51,163 INFO L290 TraceCheckUtils]: 52: Hoare triple {29865#(and (<= main_~y~0 46) (<= 46 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29866#(and (<= main_~y~0 47) (<= 47 main_~y~0))} is VALID [2022-04-15 06:02:51,164 INFO L290 TraceCheckUtils]: 53: Hoare triple {29866#(and (<= main_~y~0 47) (<= 47 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29867#(and (<= 48 main_~y~0) (<= main_~y~0 48))} is VALID [2022-04-15 06:02:51,164 INFO L290 TraceCheckUtils]: 54: Hoare triple {29867#(and (<= 48 main_~y~0) (<= main_~y~0 48))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29868#(and (<= 49 main_~y~0) (<= main_~y~0 49))} is VALID [2022-04-15 06:02:51,165 INFO L290 TraceCheckUtils]: 55: Hoare triple {29868#(and (<= 49 main_~y~0) (<= main_~y~0 49))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29869#(and (<= 50 main_~y~0) (<= main_~y~0 50))} is VALID [2022-04-15 06:02:51,165 INFO L290 TraceCheckUtils]: 56: Hoare triple {29869#(and (<= 50 main_~y~0) (<= main_~y~0 50))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29870#(and (<= 51 main_~y~0) (<= main_~y~0 51))} is VALID [2022-04-15 06:02:51,166 INFO L290 TraceCheckUtils]: 57: Hoare triple {29870#(and (<= 51 main_~y~0) (<= main_~y~0 51))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29871#(and (<= main_~y~0 52) (not (<= (+ (div main_~y~0 4294967296) 1) 0)))} is VALID [2022-04-15 06:02:51,166 INFO L290 TraceCheckUtils]: 58: Hoare triple {29871#(and (<= main_~y~0 52) (not (<= (+ (div main_~y~0 4294967296) 1) 0)))} assume !(~y~0 % 4294967296 < 1024); {29815#false} is VALID [2022-04-15 06:02:51,166 INFO L272 TraceCheckUtils]: 59: Hoare triple {29815#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {29815#false} is VALID [2022-04-15 06:02:51,166 INFO L290 TraceCheckUtils]: 60: Hoare triple {29815#false} ~cond := #in~cond; {29815#false} is VALID [2022-04-15 06:02:51,167 INFO L290 TraceCheckUtils]: 61: Hoare triple {29815#false} assume 0 == ~cond; {29815#false} is VALID [2022-04-15 06:02:51,167 INFO L290 TraceCheckUtils]: 62: Hoare triple {29815#false} assume !false; {29815#false} is VALID [2022-04-15 06:02:51,167 INFO L134 CoverageAnalysis]: Checked inductivity of 1378 backedges. 0 proven. 1378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 06:02:51,167 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-15 06:02:51,167 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [883474933] [2022-04-15 06:02:51,167 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [883474933] provided 0 perfect and 1 imperfect interpolant sequences [2022-04-15 06:02:51,167 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1225060129] [2022-04-15 06:02:51,167 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-04-15 06:02:51,167 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-15 06:02:51,168 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-15 06:02:51,169 INFO L229 MonitoredProcess]: Starting monitored process 53 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-04-15 06:02:51,170 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (53)] Waiting until timeout for monitored process [2022-04-15 06:02:51,309 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-04-15 06:02:51,310 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-15 06:02:51,311 INFO L263 TraceCheckSpWp]: Trace formula consists of 313 conjuncts, 107 conjunts are in the unsatisfiable core [2022-04-15 06:02:51,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 06:02:51,334 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-15 06:02:51,968 INFO L272 TraceCheckUtils]: 0: Hoare triple {29814#true} call ULTIMATE.init(); {29814#true} is VALID [2022-04-15 06:02:51,968 INFO L290 TraceCheckUtils]: 1: Hoare triple {29814#true} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {29814#true} is VALID [2022-04-15 06:02:51,968 INFO L290 TraceCheckUtils]: 2: Hoare triple {29814#true} assume true; {29814#true} is VALID [2022-04-15 06:02:51,968 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {29814#true} {29814#true} #34#return; {29814#true} is VALID [2022-04-15 06:02:51,968 INFO L272 TraceCheckUtils]: 4: Hoare triple {29814#true} call #t~ret5 := main(); {29814#true} is VALID [2022-04-15 06:02:51,968 INFO L290 TraceCheckUtils]: 5: Hoare triple {29814#true} ~x~0 := 1;~y~0 := 0; {29819#(= main_~y~0 0)} is VALID [2022-04-15 06:02:51,969 INFO L290 TraceCheckUtils]: 6: Hoare triple {29819#(= main_~y~0 0)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29820#(and (<= 1 main_~y~0) (<= main_~y~0 1))} is VALID [2022-04-15 06:02:51,969 INFO L290 TraceCheckUtils]: 7: Hoare triple {29820#(and (<= 1 main_~y~0) (<= main_~y~0 1))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29821#(and (<= 2 main_~y~0) (<= main_~y~0 2))} is VALID [2022-04-15 06:02:51,970 INFO L290 TraceCheckUtils]: 8: Hoare triple {29821#(and (<= 2 main_~y~0) (<= main_~y~0 2))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29822#(and (<= main_~y~0 3) (<= 3 main_~y~0))} is VALID [2022-04-15 06:02:51,970 INFO L290 TraceCheckUtils]: 9: Hoare triple {29822#(and (<= main_~y~0 3) (<= 3 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29823#(and (<= main_~y~0 4) (<= 4 main_~y~0))} is VALID [2022-04-15 06:02:51,971 INFO L290 TraceCheckUtils]: 10: Hoare triple {29823#(and (<= main_~y~0 4) (<= 4 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29824#(and (<= 5 main_~y~0) (<= main_~y~0 5))} is VALID [2022-04-15 06:02:51,971 INFO L290 TraceCheckUtils]: 11: Hoare triple {29824#(and (<= 5 main_~y~0) (<= main_~y~0 5))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29825#(and (<= main_~y~0 6) (<= 6 main_~y~0))} is VALID [2022-04-15 06:02:51,972 INFO L290 TraceCheckUtils]: 12: Hoare triple {29825#(and (<= main_~y~0 6) (<= 6 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29826#(and (<= 7 main_~y~0) (<= main_~y~0 7))} is VALID [2022-04-15 06:02:51,972 INFO L290 TraceCheckUtils]: 13: Hoare triple {29826#(and (<= 7 main_~y~0) (<= main_~y~0 7))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29827#(and (<= main_~y~0 8) (<= 8 main_~y~0))} is VALID [2022-04-15 06:02:51,973 INFO L290 TraceCheckUtils]: 14: Hoare triple {29827#(and (<= main_~y~0 8) (<= 8 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29828#(and (<= 9 main_~y~0) (<= main_~y~0 9))} is VALID [2022-04-15 06:02:51,973 INFO L290 TraceCheckUtils]: 15: Hoare triple {29828#(and (<= 9 main_~y~0) (<= main_~y~0 9))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29829#(and (<= main_~y~0 10) (<= 10 main_~y~0))} is VALID [2022-04-15 06:02:51,974 INFO L290 TraceCheckUtils]: 16: Hoare triple {29829#(and (<= main_~y~0 10) (<= 10 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29830#(and (<= main_~y~0 11) (<= 11 main_~y~0))} is VALID [2022-04-15 06:02:51,974 INFO L290 TraceCheckUtils]: 17: Hoare triple {29830#(and (<= main_~y~0 11) (<= 11 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29831#(and (<= 12 main_~y~0) (<= main_~y~0 12))} is VALID [2022-04-15 06:02:51,975 INFO L290 TraceCheckUtils]: 18: Hoare triple {29831#(and (<= 12 main_~y~0) (<= main_~y~0 12))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29832#(and (<= main_~y~0 13) (<= 13 main_~y~0))} is VALID [2022-04-15 06:02:51,975 INFO L290 TraceCheckUtils]: 19: Hoare triple {29832#(and (<= main_~y~0 13) (<= 13 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29833#(and (<= 14 main_~y~0) (<= main_~y~0 14))} is VALID [2022-04-15 06:02:51,976 INFO L290 TraceCheckUtils]: 20: Hoare triple {29833#(and (<= 14 main_~y~0) (<= main_~y~0 14))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29834#(and (<= main_~y~0 15) (<= 15 main_~y~0))} is VALID [2022-04-15 06:02:51,976 INFO L290 TraceCheckUtils]: 21: Hoare triple {29834#(and (<= main_~y~0 15) (<= 15 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29835#(and (<= 16 main_~y~0) (<= main_~y~0 16))} is VALID [2022-04-15 06:02:51,977 INFO L290 TraceCheckUtils]: 22: Hoare triple {29835#(and (<= 16 main_~y~0) (<= main_~y~0 16))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29836#(and (<= main_~y~0 17) (<= 17 main_~y~0))} is VALID [2022-04-15 06:02:51,977 INFO L290 TraceCheckUtils]: 23: Hoare triple {29836#(and (<= main_~y~0 17) (<= 17 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29837#(and (<= 18 main_~y~0) (<= main_~y~0 18))} is VALID [2022-04-15 06:02:51,978 INFO L290 TraceCheckUtils]: 24: Hoare triple {29837#(and (<= 18 main_~y~0) (<= main_~y~0 18))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29838#(and (<= 19 main_~y~0) (<= main_~y~0 19))} is VALID [2022-04-15 06:02:51,978 INFO L290 TraceCheckUtils]: 25: Hoare triple {29838#(and (<= 19 main_~y~0) (<= main_~y~0 19))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29839#(and (<= 20 main_~y~0) (<= main_~y~0 20))} is VALID [2022-04-15 06:02:51,979 INFO L290 TraceCheckUtils]: 26: Hoare triple {29839#(and (<= 20 main_~y~0) (<= main_~y~0 20))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29840#(and (<= main_~y~0 21) (<= 21 main_~y~0))} is VALID [2022-04-15 06:02:51,979 INFO L290 TraceCheckUtils]: 27: Hoare triple {29840#(and (<= main_~y~0 21) (<= 21 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29841#(and (<= main_~y~0 22) (<= 22 main_~y~0))} is VALID [2022-04-15 06:02:51,980 INFO L290 TraceCheckUtils]: 28: Hoare triple {29841#(and (<= main_~y~0 22) (<= 22 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29842#(and (<= main_~y~0 23) (<= 23 main_~y~0))} is VALID [2022-04-15 06:02:51,980 INFO L290 TraceCheckUtils]: 29: Hoare triple {29842#(and (<= main_~y~0 23) (<= 23 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29843#(and (<= 24 main_~y~0) (<= main_~y~0 24))} is VALID [2022-04-15 06:02:51,981 INFO L290 TraceCheckUtils]: 30: Hoare triple {29843#(and (<= 24 main_~y~0) (<= main_~y~0 24))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29844#(and (<= 25 main_~y~0) (<= main_~y~0 25))} is VALID [2022-04-15 06:02:51,981 INFO L290 TraceCheckUtils]: 31: Hoare triple {29844#(and (<= 25 main_~y~0) (<= main_~y~0 25))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29845#(and (<= main_~y~0 26) (<= 26 main_~y~0))} is VALID [2022-04-15 06:02:51,982 INFO L290 TraceCheckUtils]: 32: Hoare triple {29845#(and (<= main_~y~0 26) (<= 26 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29846#(and (<= main_~y~0 27) (<= 27 main_~y~0))} is VALID [2022-04-15 06:02:51,982 INFO L290 TraceCheckUtils]: 33: Hoare triple {29846#(and (<= main_~y~0 27) (<= 27 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29847#(and (<= main_~y~0 28) (<= 28 main_~y~0))} is VALID [2022-04-15 06:02:51,983 INFO L290 TraceCheckUtils]: 34: Hoare triple {29847#(and (<= main_~y~0 28) (<= 28 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29848#(and (<= 29 main_~y~0) (<= main_~y~0 29))} is VALID [2022-04-15 06:02:51,983 INFO L290 TraceCheckUtils]: 35: Hoare triple {29848#(and (<= 29 main_~y~0) (<= main_~y~0 29))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29849#(and (<= main_~y~0 30) (<= 30 main_~y~0))} is VALID [2022-04-15 06:02:51,984 INFO L290 TraceCheckUtils]: 36: Hoare triple {29849#(and (<= main_~y~0 30) (<= 30 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29850#(and (<= main_~y~0 31) (<= 31 main_~y~0))} is VALID [2022-04-15 06:02:51,984 INFO L290 TraceCheckUtils]: 37: Hoare triple {29850#(and (<= main_~y~0 31) (<= 31 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29851#(and (<= main_~y~0 32) (<= 32 main_~y~0))} is VALID [2022-04-15 06:02:51,985 INFO L290 TraceCheckUtils]: 38: Hoare triple {29851#(and (<= main_~y~0 32) (<= 32 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29852#(and (<= 33 main_~y~0) (<= main_~y~0 33))} is VALID [2022-04-15 06:02:51,985 INFO L290 TraceCheckUtils]: 39: Hoare triple {29852#(and (<= 33 main_~y~0) (<= main_~y~0 33))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29853#(and (<= main_~y~0 34) (<= 34 main_~y~0))} is VALID [2022-04-15 06:02:51,986 INFO L290 TraceCheckUtils]: 40: Hoare triple {29853#(and (<= main_~y~0 34) (<= 34 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29854#(and (<= 35 main_~y~0) (<= main_~y~0 35))} is VALID [2022-04-15 06:02:51,986 INFO L290 TraceCheckUtils]: 41: Hoare triple {29854#(and (<= 35 main_~y~0) (<= main_~y~0 35))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29855#(and (<= 36 main_~y~0) (<= main_~y~0 36))} is VALID [2022-04-15 06:02:51,987 INFO L290 TraceCheckUtils]: 42: Hoare triple {29855#(and (<= 36 main_~y~0) (<= main_~y~0 36))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29856#(and (<= main_~y~0 37) (<= 37 main_~y~0))} is VALID [2022-04-15 06:02:51,987 INFO L290 TraceCheckUtils]: 43: Hoare triple {29856#(and (<= main_~y~0 37) (<= 37 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29857#(and (<= 38 main_~y~0) (<= main_~y~0 38))} is VALID [2022-04-15 06:02:51,988 INFO L290 TraceCheckUtils]: 44: Hoare triple {29857#(and (<= 38 main_~y~0) (<= main_~y~0 38))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29858#(and (<= 39 main_~y~0) (<= main_~y~0 39))} is VALID [2022-04-15 06:02:51,988 INFO L290 TraceCheckUtils]: 45: Hoare triple {29858#(and (<= 39 main_~y~0) (<= main_~y~0 39))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29859#(and (<= 40 main_~y~0) (<= main_~y~0 40))} is VALID [2022-04-15 06:02:51,989 INFO L290 TraceCheckUtils]: 46: Hoare triple {29859#(and (<= 40 main_~y~0) (<= main_~y~0 40))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29860#(and (<= 41 main_~y~0) (<= main_~y~0 41))} is VALID [2022-04-15 06:02:51,989 INFO L290 TraceCheckUtils]: 47: Hoare triple {29860#(and (<= 41 main_~y~0) (<= main_~y~0 41))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29861#(and (<= main_~y~0 42) (<= 42 main_~y~0))} is VALID [2022-04-15 06:02:51,990 INFO L290 TraceCheckUtils]: 48: Hoare triple {29861#(and (<= main_~y~0 42) (<= 42 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29862#(and (<= 43 main_~y~0) (<= main_~y~0 43))} is VALID [2022-04-15 06:02:51,990 INFO L290 TraceCheckUtils]: 49: Hoare triple {29862#(and (<= 43 main_~y~0) (<= main_~y~0 43))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29863#(and (<= main_~y~0 44) (<= 44 main_~y~0))} is VALID [2022-04-15 06:02:51,991 INFO L290 TraceCheckUtils]: 50: Hoare triple {29863#(and (<= main_~y~0 44) (<= 44 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29864#(and (<= main_~y~0 45) (<= 45 main_~y~0))} is VALID [2022-04-15 06:02:51,991 INFO L290 TraceCheckUtils]: 51: Hoare triple {29864#(and (<= main_~y~0 45) (<= 45 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29865#(and (<= main_~y~0 46) (<= 46 main_~y~0))} is VALID [2022-04-15 06:02:51,992 INFO L290 TraceCheckUtils]: 52: Hoare triple {29865#(and (<= main_~y~0 46) (<= 46 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29866#(and (<= main_~y~0 47) (<= 47 main_~y~0))} is VALID [2022-04-15 06:02:51,992 INFO L290 TraceCheckUtils]: 53: Hoare triple {29866#(and (<= main_~y~0 47) (<= 47 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29867#(and (<= 48 main_~y~0) (<= main_~y~0 48))} is VALID [2022-04-15 06:02:51,993 INFO L290 TraceCheckUtils]: 54: Hoare triple {29867#(and (<= 48 main_~y~0) (<= main_~y~0 48))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29868#(and (<= 49 main_~y~0) (<= main_~y~0 49))} is VALID [2022-04-15 06:02:51,993 INFO L290 TraceCheckUtils]: 55: Hoare triple {29868#(and (<= 49 main_~y~0) (<= main_~y~0 49))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29869#(and (<= 50 main_~y~0) (<= main_~y~0 50))} is VALID [2022-04-15 06:02:51,994 INFO L290 TraceCheckUtils]: 56: Hoare triple {29869#(and (<= 50 main_~y~0) (<= main_~y~0 50))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {29870#(and (<= 51 main_~y~0) (<= main_~y~0 51))} is VALID [2022-04-15 06:02:51,994 INFO L290 TraceCheckUtils]: 57: Hoare triple {29870#(and (<= 51 main_~y~0) (<= main_~y~0 51))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30047#(and (<= main_~y~0 52) (<= 52 main_~y~0))} is VALID [2022-04-15 06:02:51,995 INFO L290 TraceCheckUtils]: 58: Hoare triple {30047#(and (<= main_~y~0 52) (<= 52 main_~y~0))} assume !(~y~0 % 4294967296 < 1024); {29815#false} is VALID [2022-04-15 06:02:51,995 INFO L272 TraceCheckUtils]: 59: Hoare triple {29815#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {29815#false} is VALID [2022-04-15 06:02:51,995 INFO L290 TraceCheckUtils]: 60: Hoare triple {29815#false} ~cond := #in~cond; {29815#false} is VALID [2022-04-15 06:02:51,995 INFO L290 TraceCheckUtils]: 61: Hoare triple {29815#false} assume 0 == ~cond; {29815#false} is VALID [2022-04-15 06:02:51,995 INFO L290 TraceCheckUtils]: 62: Hoare triple {29815#false} assume !false; {29815#false} is VALID [2022-04-15 06:02:51,995 INFO L134 CoverageAnalysis]: Checked inductivity of 1378 backedges. 0 proven. 1378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 06:02:51,996 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-15 06:02:56,384 INFO L290 TraceCheckUtils]: 62: Hoare triple {29815#false} assume !false; {29815#false} is VALID [2022-04-15 06:02:56,385 INFO L290 TraceCheckUtils]: 61: Hoare triple {29815#false} assume 0 == ~cond; {29815#false} is VALID [2022-04-15 06:02:56,385 INFO L290 TraceCheckUtils]: 60: Hoare triple {29815#false} ~cond := #in~cond; {29815#false} is VALID [2022-04-15 06:02:56,385 INFO L272 TraceCheckUtils]: 59: Hoare triple {29815#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {29815#false} is VALID [2022-04-15 06:02:56,385 INFO L290 TraceCheckUtils]: 58: Hoare triple {30075#(< (mod main_~y~0 4294967296) 1024)} assume !(~y~0 % 4294967296 < 1024); {29815#false} is VALID [2022-04-15 06:02:56,386 INFO L290 TraceCheckUtils]: 57: Hoare triple {30079#(< (mod (+ main_~y~0 1) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30075#(< (mod main_~y~0 4294967296) 1024)} is VALID [2022-04-15 06:02:56,386 INFO L290 TraceCheckUtils]: 56: Hoare triple {30083#(< (mod (+ main_~y~0 2) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30079#(< (mod (+ main_~y~0 1) 4294967296) 1024)} is VALID [2022-04-15 06:02:56,387 INFO L290 TraceCheckUtils]: 55: Hoare triple {30087#(< (mod (+ main_~y~0 3) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30083#(< (mod (+ main_~y~0 2) 4294967296) 1024)} is VALID [2022-04-15 06:02:56,388 INFO L290 TraceCheckUtils]: 54: Hoare triple {30091#(< (mod (+ main_~y~0 4) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30087#(< (mod (+ main_~y~0 3) 4294967296) 1024)} is VALID [2022-04-15 06:02:56,389 INFO L290 TraceCheckUtils]: 53: Hoare triple {30095#(< (mod (+ 5 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30091#(< (mod (+ main_~y~0 4) 4294967296) 1024)} is VALID [2022-04-15 06:02:56,389 INFO L290 TraceCheckUtils]: 52: Hoare triple {30099#(< (mod (+ main_~y~0 6) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30095#(< (mod (+ 5 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:02:56,390 INFO L290 TraceCheckUtils]: 51: Hoare triple {30103#(< (mod (+ 7 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30099#(< (mod (+ main_~y~0 6) 4294967296) 1024)} is VALID [2022-04-15 06:02:56,391 INFO L290 TraceCheckUtils]: 50: Hoare triple {30107#(< (mod (+ main_~y~0 8) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30103#(< (mod (+ 7 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:02:56,391 INFO L290 TraceCheckUtils]: 49: Hoare triple {30111#(< (mod (+ main_~y~0 9) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30107#(< (mod (+ main_~y~0 8) 4294967296) 1024)} is VALID [2022-04-15 06:02:56,394 INFO L290 TraceCheckUtils]: 48: Hoare triple {30115#(< (mod (+ main_~y~0 10) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30111#(< (mod (+ main_~y~0 9) 4294967296) 1024)} is VALID [2022-04-15 06:02:56,395 INFO L290 TraceCheckUtils]: 47: Hoare triple {30119#(< (mod (+ main_~y~0 11) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30115#(< (mod (+ main_~y~0 10) 4294967296) 1024)} is VALID [2022-04-15 06:02:56,395 INFO L290 TraceCheckUtils]: 46: Hoare triple {30123#(< (mod (+ main_~y~0 12) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30119#(< (mod (+ main_~y~0 11) 4294967296) 1024)} is VALID [2022-04-15 06:02:56,396 INFO L290 TraceCheckUtils]: 45: Hoare triple {30127#(< (mod (+ main_~y~0 13) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30123#(< (mod (+ main_~y~0 12) 4294967296) 1024)} is VALID [2022-04-15 06:02:56,397 INFO L290 TraceCheckUtils]: 44: Hoare triple {30131#(< (mod (+ main_~y~0 14) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30127#(< (mod (+ main_~y~0 13) 4294967296) 1024)} is VALID [2022-04-15 06:02:56,398 INFO L290 TraceCheckUtils]: 43: Hoare triple {30135#(< (mod (+ main_~y~0 15) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30131#(< (mod (+ main_~y~0 14) 4294967296) 1024)} is VALID [2022-04-15 06:02:56,398 INFO L290 TraceCheckUtils]: 42: Hoare triple {30139#(< (mod (+ main_~y~0 16) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30135#(< (mod (+ main_~y~0 15) 4294967296) 1024)} is VALID [2022-04-15 06:02:56,399 INFO L290 TraceCheckUtils]: 41: Hoare triple {30143#(< (mod (+ main_~y~0 17) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30139#(< (mod (+ main_~y~0 16) 4294967296) 1024)} is VALID [2022-04-15 06:02:56,399 INFO L290 TraceCheckUtils]: 40: Hoare triple {30147#(< (mod (+ main_~y~0 18) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30143#(< (mod (+ main_~y~0 17) 4294967296) 1024)} is VALID [2022-04-15 06:02:56,400 INFO L290 TraceCheckUtils]: 39: Hoare triple {30151#(< (mod (+ 19 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30147#(< (mod (+ main_~y~0 18) 4294967296) 1024)} is VALID [2022-04-15 06:02:56,401 INFO L290 TraceCheckUtils]: 38: Hoare triple {30155#(< (mod (+ main_~y~0 20) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30151#(< (mod (+ 19 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:02:56,401 INFO L290 TraceCheckUtils]: 37: Hoare triple {30159#(< (mod (+ main_~y~0 21) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30155#(< (mod (+ main_~y~0 20) 4294967296) 1024)} is VALID [2022-04-15 06:02:56,402 INFO L290 TraceCheckUtils]: 36: Hoare triple {30163#(< (mod (+ main_~y~0 22) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30159#(< (mod (+ main_~y~0 21) 4294967296) 1024)} is VALID [2022-04-15 06:02:56,402 INFO L290 TraceCheckUtils]: 35: Hoare triple {30167#(< (mod (+ 23 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30163#(< (mod (+ main_~y~0 22) 4294967296) 1024)} is VALID [2022-04-15 06:02:56,403 INFO L290 TraceCheckUtils]: 34: Hoare triple {30171#(< (mod (+ main_~y~0 24) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30167#(< (mod (+ 23 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:02:56,404 INFO L290 TraceCheckUtils]: 33: Hoare triple {30175#(< (mod (+ main_~y~0 25) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30171#(< (mod (+ main_~y~0 24) 4294967296) 1024)} is VALID [2022-04-15 06:02:56,404 INFO L290 TraceCheckUtils]: 32: Hoare triple {30179#(< (mod (+ main_~y~0 26) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30175#(< (mod (+ main_~y~0 25) 4294967296) 1024)} is VALID [2022-04-15 06:02:56,405 INFO L290 TraceCheckUtils]: 31: Hoare triple {30183#(< (mod (+ main_~y~0 27) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30179#(< (mod (+ main_~y~0 26) 4294967296) 1024)} is VALID [2022-04-15 06:02:56,406 INFO L290 TraceCheckUtils]: 30: Hoare triple {30187#(< (mod (+ main_~y~0 28) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30183#(< (mod (+ main_~y~0 27) 4294967296) 1024)} is VALID [2022-04-15 06:02:56,406 INFO L290 TraceCheckUtils]: 29: Hoare triple {30191#(< (mod (+ 29 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30187#(< (mod (+ main_~y~0 28) 4294967296) 1024)} is VALID [2022-04-15 06:02:56,407 INFO L290 TraceCheckUtils]: 28: Hoare triple {30195#(< (mod (+ 30 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30191#(< (mod (+ 29 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:02:56,407 INFO L290 TraceCheckUtils]: 27: Hoare triple {30199#(< (mod (+ main_~y~0 31) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30195#(< (mod (+ 30 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:02:56,408 INFO L290 TraceCheckUtils]: 26: Hoare triple {30203#(< (mod (+ 32 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30199#(< (mod (+ main_~y~0 31) 4294967296) 1024)} is VALID [2022-04-15 06:02:56,409 INFO L290 TraceCheckUtils]: 25: Hoare triple {30207#(< (mod (+ main_~y~0 33) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30203#(< (mod (+ 32 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:02:56,409 INFO L290 TraceCheckUtils]: 24: Hoare triple {30211#(< (mod (+ main_~y~0 34) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30207#(< (mod (+ main_~y~0 33) 4294967296) 1024)} is VALID [2022-04-15 06:02:56,410 INFO L290 TraceCheckUtils]: 23: Hoare triple {30215#(< (mod (+ 35 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30211#(< (mod (+ main_~y~0 34) 4294967296) 1024)} is VALID [2022-04-15 06:02:56,411 INFO L290 TraceCheckUtils]: 22: Hoare triple {30219#(< (mod (+ main_~y~0 36) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30215#(< (mod (+ 35 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:02:56,411 INFO L290 TraceCheckUtils]: 21: Hoare triple {30223#(< (mod (+ main_~y~0 37) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30219#(< (mod (+ main_~y~0 36) 4294967296) 1024)} is VALID [2022-04-15 06:02:56,412 INFO L290 TraceCheckUtils]: 20: Hoare triple {30227#(< (mod (+ main_~y~0 38) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30223#(< (mod (+ main_~y~0 37) 4294967296) 1024)} is VALID [2022-04-15 06:02:56,412 INFO L290 TraceCheckUtils]: 19: Hoare triple {30231#(< (mod (+ main_~y~0 39) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30227#(< (mod (+ main_~y~0 38) 4294967296) 1024)} is VALID [2022-04-15 06:02:56,413 INFO L290 TraceCheckUtils]: 18: Hoare triple {30235#(< (mod (+ 40 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30231#(< (mod (+ main_~y~0 39) 4294967296) 1024)} is VALID [2022-04-15 06:02:56,414 INFO L290 TraceCheckUtils]: 17: Hoare triple {30239#(< (mod (+ 41 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30235#(< (mod (+ 40 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:02:56,414 INFO L290 TraceCheckUtils]: 16: Hoare triple {30243#(< (mod (+ 42 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30239#(< (mod (+ 41 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:02:56,415 INFO L290 TraceCheckUtils]: 15: Hoare triple {30247#(< (mod (+ main_~y~0 43) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30243#(< (mod (+ 42 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:02:56,416 INFO L290 TraceCheckUtils]: 14: Hoare triple {30251#(< (mod (+ 44 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30247#(< (mod (+ main_~y~0 43) 4294967296) 1024)} is VALID [2022-04-15 06:02:56,416 INFO L290 TraceCheckUtils]: 13: Hoare triple {30255#(< (mod (+ main_~y~0 45) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30251#(< (mod (+ 44 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:02:56,417 INFO L290 TraceCheckUtils]: 12: Hoare triple {30259#(< (mod (+ main_~y~0 46) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30255#(< (mod (+ main_~y~0 45) 4294967296) 1024)} is VALID [2022-04-15 06:02:56,417 INFO L290 TraceCheckUtils]: 11: Hoare triple {30263#(< (mod (+ main_~y~0 47) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30259#(< (mod (+ main_~y~0 46) 4294967296) 1024)} is VALID [2022-04-15 06:02:56,420 INFO L290 TraceCheckUtils]: 10: Hoare triple {30267#(< (mod (+ main_~y~0 48) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30263#(< (mod (+ main_~y~0 47) 4294967296) 1024)} is VALID [2022-04-15 06:02:56,421 INFO L290 TraceCheckUtils]: 9: Hoare triple {30271#(< (mod (+ 49 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30267#(< (mod (+ main_~y~0 48) 4294967296) 1024)} is VALID [2022-04-15 06:02:56,422 INFO L290 TraceCheckUtils]: 8: Hoare triple {30275#(< (mod (+ main_~y~0 50) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30271#(< (mod (+ 49 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:02:56,422 INFO L290 TraceCheckUtils]: 7: Hoare triple {30279#(< (mod (+ 51 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30275#(< (mod (+ main_~y~0 50) 4294967296) 1024)} is VALID [2022-04-15 06:02:56,423 INFO L290 TraceCheckUtils]: 6: Hoare triple {30283#(< (mod (+ main_~y~0 52) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30279#(< (mod (+ 51 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:02:56,423 INFO L290 TraceCheckUtils]: 5: Hoare triple {29814#true} ~x~0 := 1;~y~0 := 0; {30283#(< (mod (+ main_~y~0 52) 4294967296) 1024)} is VALID [2022-04-15 06:02:56,423 INFO L272 TraceCheckUtils]: 4: Hoare triple {29814#true} call #t~ret5 := main(); {29814#true} is VALID [2022-04-15 06:02:56,424 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {29814#true} {29814#true} #34#return; {29814#true} is VALID [2022-04-15 06:02:56,424 INFO L290 TraceCheckUtils]: 2: Hoare triple {29814#true} assume true; {29814#true} is VALID [2022-04-15 06:02:56,424 INFO L290 TraceCheckUtils]: 1: Hoare triple {29814#true} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {29814#true} is VALID [2022-04-15 06:02:56,424 INFO L272 TraceCheckUtils]: 0: Hoare triple {29814#true} call ULTIMATE.init(); {29814#true} is VALID [2022-04-15 06:02:56,424 INFO L134 CoverageAnalysis]: Checked inductivity of 1378 backedges. 0 proven. 1378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 06:02:56,424 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1225060129] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-15 06:02:56,424 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-04-15 06:02:56,424 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [56, 55, 55] total 110 [2022-04-15 06:02:56,425 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-15 06:02:56,425 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [55527245] [2022-04-15 06:02:56,425 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [55527245] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-15 06:02:56,425 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-15 06:02:56,425 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [56] imperfect sequences [] total 56 [2022-04-15 06:02:56,425 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1513736061] [2022-04-15 06:02:56,425 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-15 06:02:56,425 INFO L78 Accepts]: Start accepts. Automaton has has 56 states, 56 states have (on average 1.0535714285714286) internal successors, (59), 55 states have internal predecessors, (59), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 63 [2022-04-15 06:02:56,425 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-15 06:02:56,426 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 56 states, 56 states have (on average 1.0535714285714286) internal successors, (59), 55 states have internal predecessors, (59), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:02:56,459 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 63 edges. 63 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 06:02:56,459 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 56 states [2022-04-15 06:02:56,459 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-15 06:02:56,460 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 56 interpolants. [2022-04-15 06:02:56,460 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3132, Invalid=8858, Unknown=0, NotChecked=0, Total=11990 [2022-04-15 06:02:56,461 INFO L87 Difference]: Start difference. First operand 64 states and 64 transitions. Second operand has 56 states, 56 states have (on average 1.0535714285714286) internal successors, (59), 55 states have internal predecessors, (59), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:03:02,006 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 06:03:02,006 INFO L93 Difference]: Finished difference Result 70 states and 70 transitions. [2022-04-15 06:03:02,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2022-04-15 06:03:02,006 INFO L78 Accepts]: Start accepts. Automaton has has 56 states, 56 states have (on average 1.0535714285714286) internal successors, (59), 55 states have internal predecessors, (59), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 63 [2022-04-15 06:03:02,007 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-15 06:03:02,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 56 states, 56 states have (on average 1.0535714285714286) internal successors, (59), 55 states have internal predecessors, (59), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:03:02,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 70 transitions. [2022-04-15 06:03:02,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 56 states, 56 states have (on average 1.0535714285714286) internal successors, (59), 55 states have internal predecessors, (59), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:03:02,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 70 transitions. [2022-04-15 06:03:02,022 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 56 states and 70 transitions. [2022-04-15 06:03:02,053 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 70 edges. 70 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 06:03:02,053 INFO L225 Difference]: With dead ends: 70 [2022-04-15 06:03:02,053 INFO L226 Difference]: Without dead ends: 65 [2022-04-15 06:03:02,055 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 235 GetRequests, 73 SyntacticMatches, 1 SemanticMatches, 161 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1488 ImplicationChecksByTransitivity, 6.8s TimeCoverageRelationStatistics Valid=6257, Invalid=20149, Unknown=0, NotChecked=0, Total=26406 [2022-04-15 06:03:02,055 INFO L913 BasicCegarLoop]: 11 mSDtfsCounter, 6 mSDsluCounter, 27 mSDsCounter, 0 mSdLazyCounter, 2783 mSolverCounterSat, 107 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 38 SdHoareTripleChecker+Invalid, 2890 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 107 IncrementalHoareTripleChecker+Valid, 2783 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-04-15 06:03:02,055 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [6 Valid, 38 Invalid, 2890 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [107 Valid, 2783 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2022-04-15 06:03:02,055 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 65 states. [2022-04-15 06:03:02,142 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 65 to 65. [2022-04-15 06:03:02,142 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-15 06:03:02,143 INFO L82 GeneralOperation]: Start isEquivalent. First operand 65 states. Second operand has 65 states, 60 states have (on average 1.0166666666666666) internal successors, (61), 60 states have internal predecessors, (61), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:03:02,143 INFO L74 IsIncluded]: Start isIncluded. First operand 65 states. Second operand has 65 states, 60 states have (on average 1.0166666666666666) internal successors, (61), 60 states have internal predecessors, (61), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:03:02,143 INFO L87 Difference]: Start difference. First operand 65 states. Second operand has 65 states, 60 states have (on average 1.0166666666666666) internal successors, (61), 60 states have internal predecessors, (61), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:03:02,143 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 06:03:02,143 INFO L93 Difference]: Finished difference Result 65 states and 65 transitions. [2022-04-15 06:03:02,143 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 65 transitions. [2022-04-15 06:03:02,144 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-15 06:03:02,144 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-15 06:03:02,144 INFO L74 IsIncluded]: Start isIncluded. First operand has 65 states, 60 states have (on average 1.0166666666666666) internal successors, (61), 60 states have internal predecessors, (61), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 65 states. [2022-04-15 06:03:02,144 INFO L87 Difference]: Start difference. First operand has 65 states, 60 states have (on average 1.0166666666666666) internal successors, (61), 60 states have internal predecessors, (61), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 65 states. [2022-04-15 06:03:02,144 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 06:03:02,144 INFO L93 Difference]: Finished difference Result 65 states and 65 transitions. [2022-04-15 06:03:02,144 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 65 transitions. [2022-04-15 06:03:02,144 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-15 06:03:02,144 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-15 06:03:02,145 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-15 06:03:02,145 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-15 06:03:02,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 65 states, 60 states have (on average 1.0166666666666666) internal successors, (61), 60 states have internal predecessors, (61), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:03:02,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 65 states and 65 transitions. [2022-04-15 06:03:02,145 INFO L78 Accepts]: Start accepts. Automaton has 65 states and 65 transitions. Word has length 63 [2022-04-15 06:03:02,145 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-15 06:03:02,145 INFO L478 AbstractCegarLoop]: Abstraction has 65 states and 65 transitions. [2022-04-15 06:03:02,145 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 56 states, 56 states have (on average 1.0535714285714286) internal successors, (59), 55 states have internal predecessors, (59), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:03:02,145 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 65 states and 65 transitions. [2022-04-15 06:03:02,209 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 65 edges. 65 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 06:03:02,209 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 65 transitions. [2022-04-15 06:03:02,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-04-15 06:03:02,209 INFO L491 BasicCegarLoop]: Found error trace [2022-04-15 06:03:02,209 INFO L499 BasicCegarLoop]: trace histogram [53, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-15 06:03:02,238 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (53)] Forceful destruction successful, exit code 0 [2022-04-15 06:03:02,410 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 53 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable104,SelfDestructingSolverStorable105 [2022-04-15 06:03:02,410 INFO L403 AbstractCegarLoop]: === Iteration 55 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-15 06:03:02,410 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-15 06:03:02,410 INFO L85 PathProgramCache]: Analyzing trace with hash 197834230, now seen corresponding path program 105 times [2022-04-15 06:03:02,410 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-15 06:03:02,410 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [578148653] [2022-04-15 06:03:02,766 INFO L89 AcceleratorJordan]: Jordan loop acceleration statistics: 1 HavocedVariables, 2 AssignedVariables, 0 ReadonlyVariables, Eigenvalues: {0={1=1}, 1={2=1}}, 1 SequentialAcceleration, 0 AlternatingAcceleration, 1 QuantifierFreeResult [2022-04-15 06:03:02,767 INFO L271 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2022-04-15 06:03:02,768 INFO L85 PathProgramCache]: Analyzing trace with hash 1206170103, now seen corresponding path program 1 times [2022-04-15 06:03:02,768 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-15 06:03:02,768 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1801522225] [2022-04-15 06:03:02,768 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-15 06:03:02,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-15 06:03:02,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-15 06:03:02,773 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-04-15 06:03:02,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-15 06:03:02,775 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-04-15 06:03:02,775 INFO L85 PathProgramCache]: Analyzing trace with hash 197834230, now seen corresponding path program 106 times [2022-04-15 06:03:02,775 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-15 06:03:02,775 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1110781250] [2022-04-15 06:03:02,775 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-15 06:03:02,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-15 06:03:02,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 06:03:04,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-15 06:03:04,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 06:03:04,310 INFO L290 TraceCheckUtils]: 0: Hoare triple {30869#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {30810#true} is VALID [2022-04-15 06:03:04,310 INFO L290 TraceCheckUtils]: 1: Hoare triple {30810#true} assume true; {30810#true} is VALID [2022-04-15 06:03:04,310 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {30810#true} {30810#true} #34#return; {30810#true} is VALID [2022-04-15 06:03:04,310 INFO L272 TraceCheckUtils]: 0: Hoare triple {30810#true} call ULTIMATE.init(); {30869#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} is VALID [2022-04-15 06:03:04,310 INFO L290 TraceCheckUtils]: 1: Hoare triple {30869#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {30810#true} is VALID [2022-04-15 06:03:04,311 INFO L290 TraceCheckUtils]: 2: Hoare triple {30810#true} assume true; {30810#true} is VALID [2022-04-15 06:03:04,311 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {30810#true} {30810#true} #34#return; {30810#true} is VALID [2022-04-15 06:03:04,311 INFO L272 TraceCheckUtils]: 4: Hoare triple {30810#true} call #t~ret5 := main(); {30810#true} is VALID [2022-04-15 06:03:04,311 INFO L290 TraceCheckUtils]: 5: Hoare triple {30810#true} ~x~0 := 1;~y~0 := 0; {30815#(= main_~y~0 0)} is VALID [2022-04-15 06:03:04,311 INFO L290 TraceCheckUtils]: 6: Hoare triple {30815#(= main_~y~0 0)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30816#(and (<= 1 main_~y~0) (<= main_~y~0 1))} is VALID [2022-04-15 06:03:04,312 INFO L290 TraceCheckUtils]: 7: Hoare triple {30816#(and (<= 1 main_~y~0) (<= main_~y~0 1))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30817#(and (<= 2 main_~y~0) (<= main_~y~0 2))} is VALID [2022-04-15 06:03:04,312 INFO L290 TraceCheckUtils]: 8: Hoare triple {30817#(and (<= 2 main_~y~0) (<= main_~y~0 2))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30818#(and (<= main_~y~0 3) (<= 3 main_~y~0))} is VALID [2022-04-15 06:03:04,313 INFO L290 TraceCheckUtils]: 9: Hoare triple {30818#(and (<= main_~y~0 3) (<= 3 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30819#(and (<= main_~y~0 4) (<= 4 main_~y~0))} is VALID [2022-04-15 06:03:04,313 INFO L290 TraceCheckUtils]: 10: Hoare triple {30819#(and (<= main_~y~0 4) (<= 4 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30820#(and (<= 5 main_~y~0) (<= main_~y~0 5))} is VALID [2022-04-15 06:03:04,314 INFO L290 TraceCheckUtils]: 11: Hoare triple {30820#(and (<= 5 main_~y~0) (<= main_~y~0 5))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30821#(and (<= main_~y~0 6) (<= 6 main_~y~0))} is VALID [2022-04-15 06:03:04,314 INFO L290 TraceCheckUtils]: 12: Hoare triple {30821#(and (<= main_~y~0 6) (<= 6 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30822#(and (<= 7 main_~y~0) (<= main_~y~0 7))} is VALID [2022-04-15 06:03:04,315 INFO L290 TraceCheckUtils]: 13: Hoare triple {30822#(and (<= 7 main_~y~0) (<= main_~y~0 7))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30823#(and (<= main_~y~0 8) (<= 8 main_~y~0))} is VALID [2022-04-15 06:03:04,315 INFO L290 TraceCheckUtils]: 14: Hoare triple {30823#(and (<= main_~y~0 8) (<= 8 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30824#(and (<= 9 main_~y~0) (<= main_~y~0 9))} is VALID [2022-04-15 06:03:04,316 INFO L290 TraceCheckUtils]: 15: Hoare triple {30824#(and (<= 9 main_~y~0) (<= main_~y~0 9))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30825#(and (<= main_~y~0 10) (<= 10 main_~y~0))} is VALID [2022-04-15 06:03:04,316 INFO L290 TraceCheckUtils]: 16: Hoare triple {30825#(and (<= main_~y~0 10) (<= 10 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30826#(and (<= main_~y~0 11) (<= 11 main_~y~0))} is VALID [2022-04-15 06:03:04,317 INFO L290 TraceCheckUtils]: 17: Hoare triple {30826#(and (<= main_~y~0 11) (<= 11 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30827#(and (<= 12 main_~y~0) (<= main_~y~0 12))} is VALID [2022-04-15 06:03:04,317 INFO L290 TraceCheckUtils]: 18: Hoare triple {30827#(and (<= 12 main_~y~0) (<= main_~y~0 12))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30828#(and (<= main_~y~0 13) (<= 13 main_~y~0))} is VALID [2022-04-15 06:03:04,318 INFO L290 TraceCheckUtils]: 19: Hoare triple {30828#(and (<= main_~y~0 13) (<= 13 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30829#(and (<= 14 main_~y~0) (<= main_~y~0 14))} is VALID [2022-04-15 06:03:04,318 INFO L290 TraceCheckUtils]: 20: Hoare triple {30829#(and (<= 14 main_~y~0) (<= main_~y~0 14))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30830#(and (<= main_~y~0 15) (<= 15 main_~y~0))} is VALID [2022-04-15 06:03:04,319 INFO L290 TraceCheckUtils]: 21: Hoare triple {30830#(and (<= main_~y~0 15) (<= 15 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30831#(and (<= 16 main_~y~0) (<= main_~y~0 16))} is VALID [2022-04-15 06:03:04,319 INFO L290 TraceCheckUtils]: 22: Hoare triple {30831#(and (<= 16 main_~y~0) (<= main_~y~0 16))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30832#(and (<= main_~y~0 17) (<= 17 main_~y~0))} is VALID [2022-04-15 06:03:04,320 INFO L290 TraceCheckUtils]: 23: Hoare triple {30832#(and (<= main_~y~0 17) (<= 17 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30833#(and (<= 18 main_~y~0) (<= main_~y~0 18))} is VALID [2022-04-15 06:03:04,320 INFO L290 TraceCheckUtils]: 24: Hoare triple {30833#(and (<= 18 main_~y~0) (<= main_~y~0 18))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30834#(and (<= 19 main_~y~0) (<= main_~y~0 19))} is VALID [2022-04-15 06:03:04,321 INFO L290 TraceCheckUtils]: 25: Hoare triple {30834#(and (<= 19 main_~y~0) (<= main_~y~0 19))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30835#(and (<= 20 main_~y~0) (<= main_~y~0 20))} is VALID [2022-04-15 06:03:04,321 INFO L290 TraceCheckUtils]: 26: Hoare triple {30835#(and (<= 20 main_~y~0) (<= main_~y~0 20))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30836#(and (<= main_~y~0 21) (<= 21 main_~y~0))} is VALID [2022-04-15 06:03:04,322 INFO L290 TraceCheckUtils]: 27: Hoare triple {30836#(and (<= main_~y~0 21) (<= 21 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30837#(and (<= main_~y~0 22) (<= 22 main_~y~0))} is VALID [2022-04-15 06:03:04,322 INFO L290 TraceCheckUtils]: 28: Hoare triple {30837#(and (<= main_~y~0 22) (<= 22 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30838#(and (<= main_~y~0 23) (<= 23 main_~y~0))} is VALID [2022-04-15 06:03:04,323 INFO L290 TraceCheckUtils]: 29: Hoare triple {30838#(and (<= main_~y~0 23) (<= 23 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30839#(and (<= 24 main_~y~0) (<= main_~y~0 24))} is VALID [2022-04-15 06:03:04,323 INFO L290 TraceCheckUtils]: 30: Hoare triple {30839#(and (<= 24 main_~y~0) (<= main_~y~0 24))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30840#(and (<= 25 main_~y~0) (<= main_~y~0 25))} is VALID [2022-04-15 06:03:04,324 INFO L290 TraceCheckUtils]: 31: Hoare triple {30840#(and (<= 25 main_~y~0) (<= main_~y~0 25))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30841#(and (<= main_~y~0 26) (<= 26 main_~y~0))} is VALID [2022-04-15 06:03:04,325 INFO L290 TraceCheckUtils]: 32: Hoare triple {30841#(and (<= main_~y~0 26) (<= 26 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30842#(and (<= main_~y~0 27) (<= 27 main_~y~0))} is VALID [2022-04-15 06:03:04,325 INFO L290 TraceCheckUtils]: 33: Hoare triple {30842#(and (<= main_~y~0 27) (<= 27 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30843#(and (<= main_~y~0 28) (<= 28 main_~y~0))} is VALID [2022-04-15 06:03:04,326 INFO L290 TraceCheckUtils]: 34: Hoare triple {30843#(and (<= main_~y~0 28) (<= 28 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30844#(and (<= 29 main_~y~0) (<= main_~y~0 29))} is VALID [2022-04-15 06:03:04,326 INFO L290 TraceCheckUtils]: 35: Hoare triple {30844#(and (<= 29 main_~y~0) (<= main_~y~0 29))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30845#(and (<= main_~y~0 30) (<= 30 main_~y~0))} is VALID [2022-04-15 06:03:04,327 INFO L290 TraceCheckUtils]: 36: Hoare triple {30845#(and (<= main_~y~0 30) (<= 30 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30846#(and (<= main_~y~0 31) (<= 31 main_~y~0))} is VALID [2022-04-15 06:03:04,327 INFO L290 TraceCheckUtils]: 37: Hoare triple {30846#(and (<= main_~y~0 31) (<= 31 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30847#(and (<= main_~y~0 32) (<= 32 main_~y~0))} is VALID [2022-04-15 06:03:04,328 INFO L290 TraceCheckUtils]: 38: Hoare triple {30847#(and (<= main_~y~0 32) (<= 32 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30848#(and (<= 33 main_~y~0) (<= main_~y~0 33))} is VALID [2022-04-15 06:03:04,328 INFO L290 TraceCheckUtils]: 39: Hoare triple {30848#(and (<= 33 main_~y~0) (<= main_~y~0 33))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30849#(and (<= main_~y~0 34) (<= 34 main_~y~0))} is VALID [2022-04-15 06:03:04,329 INFO L290 TraceCheckUtils]: 40: Hoare triple {30849#(and (<= main_~y~0 34) (<= 34 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30850#(and (<= 35 main_~y~0) (<= main_~y~0 35))} is VALID [2022-04-15 06:03:04,329 INFO L290 TraceCheckUtils]: 41: Hoare triple {30850#(and (<= 35 main_~y~0) (<= main_~y~0 35))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30851#(and (<= 36 main_~y~0) (<= main_~y~0 36))} is VALID [2022-04-15 06:03:04,330 INFO L290 TraceCheckUtils]: 42: Hoare triple {30851#(and (<= 36 main_~y~0) (<= main_~y~0 36))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30852#(and (<= main_~y~0 37) (<= 37 main_~y~0))} is VALID [2022-04-15 06:03:04,330 INFO L290 TraceCheckUtils]: 43: Hoare triple {30852#(and (<= main_~y~0 37) (<= 37 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30853#(and (<= 38 main_~y~0) (<= main_~y~0 38))} is VALID [2022-04-15 06:03:04,331 INFO L290 TraceCheckUtils]: 44: Hoare triple {30853#(and (<= 38 main_~y~0) (<= main_~y~0 38))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30854#(and (<= 39 main_~y~0) (<= main_~y~0 39))} is VALID [2022-04-15 06:03:04,331 INFO L290 TraceCheckUtils]: 45: Hoare triple {30854#(and (<= 39 main_~y~0) (<= main_~y~0 39))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30855#(and (<= 40 main_~y~0) (<= main_~y~0 40))} is VALID [2022-04-15 06:03:04,332 INFO L290 TraceCheckUtils]: 46: Hoare triple {30855#(and (<= 40 main_~y~0) (<= main_~y~0 40))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30856#(and (<= 41 main_~y~0) (<= main_~y~0 41))} is VALID [2022-04-15 06:03:04,332 INFO L290 TraceCheckUtils]: 47: Hoare triple {30856#(and (<= 41 main_~y~0) (<= main_~y~0 41))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30857#(and (<= main_~y~0 42) (<= 42 main_~y~0))} is VALID [2022-04-15 06:03:04,333 INFO L290 TraceCheckUtils]: 48: Hoare triple {30857#(and (<= main_~y~0 42) (<= 42 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30858#(and (<= 43 main_~y~0) (<= main_~y~0 43))} is VALID [2022-04-15 06:03:04,333 INFO L290 TraceCheckUtils]: 49: Hoare triple {30858#(and (<= 43 main_~y~0) (<= main_~y~0 43))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30859#(and (<= main_~y~0 44) (<= 44 main_~y~0))} is VALID [2022-04-15 06:03:04,334 INFO L290 TraceCheckUtils]: 50: Hoare triple {30859#(and (<= main_~y~0 44) (<= 44 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30860#(and (<= main_~y~0 45) (<= 45 main_~y~0))} is VALID [2022-04-15 06:03:04,334 INFO L290 TraceCheckUtils]: 51: Hoare triple {30860#(and (<= main_~y~0 45) (<= 45 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30861#(and (<= main_~y~0 46) (<= 46 main_~y~0))} is VALID [2022-04-15 06:03:04,335 INFO L290 TraceCheckUtils]: 52: Hoare triple {30861#(and (<= main_~y~0 46) (<= 46 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30862#(and (<= main_~y~0 47) (<= 47 main_~y~0))} is VALID [2022-04-15 06:03:04,335 INFO L290 TraceCheckUtils]: 53: Hoare triple {30862#(and (<= main_~y~0 47) (<= 47 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30863#(and (<= 48 main_~y~0) (<= main_~y~0 48))} is VALID [2022-04-15 06:03:04,336 INFO L290 TraceCheckUtils]: 54: Hoare triple {30863#(and (<= 48 main_~y~0) (<= main_~y~0 48))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30864#(and (<= 49 main_~y~0) (<= main_~y~0 49))} is VALID [2022-04-15 06:03:04,336 INFO L290 TraceCheckUtils]: 55: Hoare triple {30864#(and (<= 49 main_~y~0) (<= main_~y~0 49))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30865#(and (<= 50 main_~y~0) (<= main_~y~0 50))} is VALID [2022-04-15 06:03:04,337 INFO L290 TraceCheckUtils]: 56: Hoare triple {30865#(and (<= 50 main_~y~0) (<= main_~y~0 50))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30866#(and (<= 51 main_~y~0) (<= main_~y~0 51))} is VALID [2022-04-15 06:03:04,337 INFO L290 TraceCheckUtils]: 57: Hoare triple {30866#(and (<= 51 main_~y~0) (<= main_~y~0 51))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30867#(and (<= main_~y~0 52) (<= 52 main_~y~0))} is VALID [2022-04-15 06:03:04,338 INFO L290 TraceCheckUtils]: 58: Hoare triple {30867#(and (<= main_~y~0 52) (<= 52 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30868#(and (<= main_~y~0 53) (not (<= (+ (div main_~y~0 4294967296) 1) 0)))} is VALID [2022-04-15 06:03:04,338 INFO L290 TraceCheckUtils]: 59: Hoare triple {30868#(and (<= main_~y~0 53) (not (<= (+ (div main_~y~0 4294967296) 1) 0)))} assume !(~y~0 % 4294967296 < 1024); {30811#false} is VALID [2022-04-15 06:03:04,338 INFO L272 TraceCheckUtils]: 60: Hoare triple {30811#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {30811#false} is VALID [2022-04-15 06:03:04,338 INFO L290 TraceCheckUtils]: 61: Hoare triple {30811#false} ~cond := #in~cond; {30811#false} is VALID [2022-04-15 06:03:04,338 INFO L290 TraceCheckUtils]: 62: Hoare triple {30811#false} assume 0 == ~cond; {30811#false} is VALID [2022-04-15 06:03:04,338 INFO L290 TraceCheckUtils]: 63: Hoare triple {30811#false} assume !false; {30811#false} is VALID [2022-04-15 06:03:04,339 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 0 proven. 1431 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 06:03:04,339 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-15 06:03:04,339 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1110781250] [2022-04-15 06:03:04,339 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1110781250] provided 0 perfect and 1 imperfect interpolant sequences [2022-04-15 06:03:04,339 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [916085732] [2022-04-15 06:03:04,339 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-04-15 06:03:04,339 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-15 06:03:04,339 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-15 06:03:04,340 INFO L229 MonitoredProcess]: Starting monitored process 54 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-04-15 06:03:04,341 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (54)] Waiting until timeout for monitored process [2022-04-15 06:03:04,467 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-04-15 06:03:04,468 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-15 06:03:04,469 INFO L263 TraceCheckSpWp]: Trace formula consists of 318 conjuncts, 109 conjunts are in the unsatisfiable core [2022-04-15 06:03:04,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 06:03:04,485 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-15 06:03:05,102 INFO L272 TraceCheckUtils]: 0: Hoare triple {30810#true} call ULTIMATE.init(); {30810#true} is VALID [2022-04-15 06:03:05,102 INFO L290 TraceCheckUtils]: 1: Hoare triple {30810#true} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {30810#true} is VALID [2022-04-15 06:03:05,103 INFO L290 TraceCheckUtils]: 2: Hoare triple {30810#true} assume true; {30810#true} is VALID [2022-04-15 06:03:05,103 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {30810#true} {30810#true} #34#return; {30810#true} is VALID [2022-04-15 06:03:05,103 INFO L272 TraceCheckUtils]: 4: Hoare triple {30810#true} call #t~ret5 := main(); {30810#true} is VALID [2022-04-15 06:03:05,103 INFO L290 TraceCheckUtils]: 5: Hoare triple {30810#true} ~x~0 := 1;~y~0 := 0; {30815#(= main_~y~0 0)} is VALID [2022-04-15 06:03:05,103 INFO L290 TraceCheckUtils]: 6: Hoare triple {30815#(= main_~y~0 0)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30816#(and (<= 1 main_~y~0) (<= main_~y~0 1))} is VALID [2022-04-15 06:03:05,104 INFO L290 TraceCheckUtils]: 7: Hoare triple {30816#(and (<= 1 main_~y~0) (<= main_~y~0 1))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30817#(and (<= 2 main_~y~0) (<= main_~y~0 2))} is VALID [2022-04-15 06:03:05,104 INFO L290 TraceCheckUtils]: 8: Hoare triple {30817#(and (<= 2 main_~y~0) (<= main_~y~0 2))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30818#(and (<= main_~y~0 3) (<= 3 main_~y~0))} is VALID [2022-04-15 06:03:05,105 INFO L290 TraceCheckUtils]: 9: Hoare triple {30818#(and (<= main_~y~0 3) (<= 3 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30819#(and (<= main_~y~0 4) (<= 4 main_~y~0))} is VALID [2022-04-15 06:03:05,105 INFO L290 TraceCheckUtils]: 10: Hoare triple {30819#(and (<= main_~y~0 4) (<= 4 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30820#(and (<= 5 main_~y~0) (<= main_~y~0 5))} is VALID [2022-04-15 06:03:05,106 INFO L290 TraceCheckUtils]: 11: Hoare triple {30820#(and (<= 5 main_~y~0) (<= main_~y~0 5))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30821#(and (<= main_~y~0 6) (<= 6 main_~y~0))} is VALID [2022-04-15 06:03:05,106 INFO L290 TraceCheckUtils]: 12: Hoare triple {30821#(and (<= main_~y~0 6) (<= 6 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30822#(and (<= 7 main_~y~0) (<= main_~y~0 7))} is VALID [2022-04-15 06:03:05,107 INFO L290 TraceCheckUtils]: 13: Hoare triple {30822#(and (<= 7 main_~y~0) (<= main_~y~0 7))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30823#(and (<= main_~y~0 8) (<= 8 main_~y~0))} is VALID [2022-04-15 06:03:05,107 INFO L290 TraceCheckUtils]: 14: Hoare triple {30823#(and (<= main_~y~0 8) (<= 8 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30824#(and (<= 9 main_~y~0) (<= main_~y~0 9))} is VALID [2022-04-15 06:03:05,108 INFO L290 TraceCheckUtils]: 15: Hoare triple {30824#(and (<= 9 main_~y~0) (<= main_~y~0 9))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30825#(and (<= main_~y~0 10) (<= 10 main_~y~0))} is VALID [2022-04-15 06:03:05,108 INFO L290 TraceCheckUtils]: 16: Hoare triple {30825#(and (<= main_~y~0 10) (<= 10 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30826#(and (<= main_~y~0 11) (<= 11 main_~y~0))} is VALID [2022-04-15 06:03:05,109 INFO L290 TraceCheckUtils]: 17: Hoare triple {30826#(and (<= main_~y~0 11) (<= 11 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30827#(and (<= 12 main_~y~0) (<= main_~y~0 12))} is VALID [2022-04-15 06:03:05,109 INFO L290 TraceCheckUtils]: 18: Hoare triple {30827#(and (<= 12 main_~y~0) (<= main_~y~0 12))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30828#(and (<= main_~y~0 13) (<= 13 main_~y~0))} is VALID [2022-04-15 06:03:05,110 INFO L290 TraceCheckUtils]: 19: Hoare triple {30828#(and (<= main_~y~0 13) (<= 13 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30829#(and (<= 14 main_~y~0) (<= main_~y~0 14))} is VALID [2022-04-15 06:03:05,110 INFO L290 TraceCheckUtils]: 20: Hoare triple {30829#(and (<= 14 main_~y~0) (<= main_~y~0 14))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30830#(and (<= main_~y~0 15) (<= 15 main_~y~0))} is VALID [2022-04-15 06:03:05,111 INFO L290 TraceCheckUtils]: 21: Hoare triple {30830#(and (<= main_~y~0 15) (<= 15 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30831#(and (<= 16 main_~y~0) (<= main_~y~0 16))} is VALID [2022-04-15 06:03:05,111 INFO L290 TraceCheckUtils]: 22: Hoare triple {30831#(and (<= 16 main_~y~0) (<= main_~y~0 16))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30832#(and (<= main_~y~0 17) (<= 17 main_~y~0))} is VALID [2022-04-15 06:03:05,112 INFO L290 TraceCheckUtils]: 23: Hoare triple {30832#(and (<= main_~y~0 17) (<= 17 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30833#(and (<= 18 main_~y~0) (<= main_~y~0 18))} is VALID [2022-04-15 06:03:05,112 INFO L290 TraceCheckUtils]: 24: Hoare triple {30833#(and (<= 18 main_~y~0) (<= main_~y~0 18))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30834#(and (<= 19 main_~y~0) (<= main_~y~0 19))} is VALID [2022-04-15 06:03:05,113 INFO L290 TraceCheckUtils]: 25: Hoare triple {30834#(and (<= 19 main_~y~0) (<= main_~y~0 19))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30835#(and (<= 20 main_~y~0) (<= main_~y~0 20))} is VALID [2022-04-15 06:03:05,113 INFO L290 TraceCheckUtils]: 26: Hoare triple {30835#(and (<= 20 main_~y~0) (<= main_~y~0 20))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30836#(and (<= main_~y~0 21) (<= 21 main_~y~0))} is VALID [2022-04-15 06:03:05,114 INFO L290 TraceCheckUtils]: 27: Hoare triple {30836#(and (<= main_~y~0 21) (<= 21 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30837#(and (<= main_~y~0 22) (<= 22 main_~y~0))} is VALID [2022-04-15 06:03:05,114 INFO L290 TraceCheckUtils]: 28: Hoare triple {30837#(and (<= main_~y~0 22) (<= 22 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30838#(and (<= main_~y~0 23) (<= 23 main_~y~0))} is VALID [2022-04-15 06:03:05,115 INFO L290 TraceCheckUtils]: 29: Hoare triple {30838#(and (<= main_~y~0 23) (<= 23 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30839#(and (<= 24 main_~y~0) (<= main_~y~0 24))} is VALID [2022-04-15 06:03:05,115 INFO L290 TraceCheckUtils]: 30: Hoare triple {30839#(and (<= 24 main_~y~0) (<= main_~y~0 24))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30840#(and (<= 25 main_~y~0) (<= main_~y~0 25))} is VALID [2022-04-15 06:03:05,116 INFO L290 TraceCheckUtils]: 31: Hoare triple {30840#(and (<= 25 main_~y~0) (<= main_~y~0 25))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30841#(and (<= main_~y~0 26) (<= 26 main_~y~0))} is VALID [2022-04-15 06:03:05,116 INFO L290 TraceCheckUtils]: 32: Hoare triple {30841#(and (<= main_~y~0 26) (<= 26 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30842#(and (<= main_~y~0 27) (<= 27 main_~y~0))} is VALID [2022-04-15 06:03:05,117 INFO L290 TraceCheckUtils]: 33: Hoare triple {30842#(and (<= main_~y~0 27) (<= 27 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30843#(and (<= main_~y~0 28) (<= 28 main_~y~0))} is VALID [2022-04-15 06:03:05,117 INFO L290 TraceCheckUtils]: 34: Hoare triple {30843#(and (<= main_~y~0 28) (<= 28 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30844#(and (<= 29 main_~y~0) (<= main_~y~0 29))} is VALID [2022-04-15 06:03:05,118 INFO L290 TraceCheckUtils]: 35: Hoare triple {30844#(and (<= 29 main_~y~0) (<= main_~y~0 29))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30845#(and (<= main_~y~0 30) (<= 30 main_~y~0))} is VALID [2022-04-15 06:03:05,118 INFO L290 TraceCheckUtils]: 36: Hoare triple {30845#(and (<= main_~y~0 30) (<= 30 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30846#(and (<= main_~y~0 31) (<= 31 main_~y~0))} is VALID [2022-04-15 06:03:05,119 INFO L290 TraceCheckUtils]: 37: Hoare triple {30846#(and (<= main_~y~0 31) (<= 31 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30847#(and (<= main_~y~0 32) (<= 32 main_~y~0))} is VALID [2022-04-15 06:03:05,119 INFO L290 TraceCheckUtils]: 38: Hoare triple {30847#(and (<= main_~y~0 32) (<= 32 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30848#(and (<= 33 main_~y~0) (<= main_~y~0 33))} is VALID [2022-04-15 06:03:05,120 INFO L290 TraceCheckUtils]: 39: Hoare triple {30848#(and (<= 33 main_~y~0) (<= main_~y~0 33))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30849#(and (<= main_~y~0 34) (<= 34 main_~y~0))} is VALID [2022-04-15 06:03:05,120 INFO L290 TraceCheckUtils]: 40: Hoare triple {30849#(and (<= main_~y~0 34) (<= 34 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30850#(and (<= 35 main_~y~0) (<= main_~y~0 35))} is VALID [2022-04-15 06:03:05,121 INFO L290 TraceCheckUtils]: 41: Hoare triple {30850#(and (<= 35 main_~y~0) (<= main_~y~0 35))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30851#(and (<= 36 main_~y~0) (<= main_~y~0 36))} is VALID [2022-04-15 06:03:05,121 INFO L290 TraceCheckUtils]: 42: Hoare triple {30851#(and (<= 36 main_~y~0) (<= main_~y~0 36))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30852#(and (<= main_~y~0 37) (<= 37 main_~y~0))} is VALID [2022-04-15 06:03:05,122 INFO L290 TraceCheckUtils]: 43: Hoare triple {30852#(and (<= main_~y~0 37) (<= 37 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30853#(and (<= 38 main_~y~0) (<= main_~y~0 38))} is VALID [2022-04-15 06:03:05,122 INFO L290 TraceCheckUtils]: 44: Hoare triple {30853#(and (<= 38 main_~y~0) (<= main_~y~0 38))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30854#(and (<= 39 main_~y~0) (<= main_~y~0 39))} is VALID [2022-04-15 06:03:05,123 INFO L290 TraceCheckUtils]: 45: Hoare triple {30854#(and (<= 39 main_~y~0) (<= main_~y~0 39))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30855#(and (<= 40 main_~y~0) (<= main_~y~0 40))} is VALID [2022-04-15 06:03:05,123 INFO L290 TraceCheckUtils]: 46: Hoare triple {30855#(and (<= 40 main_~y~0) (<= main_~y~0 40))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30856#(and (<= 41 main_~y~0) (<= main_~y~0 41))} is VALID [2022-04-15 06:03:05,124 INFO L290 TraceCheckUtils]: 47: Hoare triple {30856#(and (<= 41 main_~y~0) (<= main_~y~0 41))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30857#(and (<= main_~y~0 42) (<= 42 main_~y~0))} is VALID [2022-04-15 06:03:05,124 INFO L290 TraceCheckUtils]: 48: Hoare triple {30857#(and (<= main_~y~0 42) (<= 42 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30858#(and (<= 43 main_~y~0) (<= main_~y~0 43))} is VALID [2022-04-15 06:03:05,125 INFO L290 TraceCheckUtils]: 49: Hoare triple {30858#(and (<= 43 main_~y~0) (<= main_~y~0 43))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30859#(and (<= main_~y~0 44) (<= 44 main_~y~0))} is VALID [2022-04-15 06:03:05,125 INFO L290 TraceCheckUtils]: 50: Hoare triple {30859#(and (<= main_~y~0 44) (<= 44 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30860#(and (<= main_~y~0 45) (<= 45 main_~y~0))} is VALID [2022-04-15 06:03:05,126 INFO L290 TraceCheckUtils]: 51: Hoare triple {30860#(and (<= main_~y~0 45) (<= 45 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30861#(and (<= main_~y~0 46) (<= 46 main_~y~0))} is VALID [2022-04-15 06:03:05,126 INFO L290 TraceCheckUtils]: 52: Hoare triple {30861#(and (<= main_~y~0 46) (<= 46 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30862#(and (<= main_~y~0 47) (<= 47 main_~y~0))} is VALID [2022-04-15 06:03:05,127 INFO L290 TraceCheckUtils]: 53: Hoare triple {30862#(and (<= main_~y~0 47) (<= 47 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30863#(and (<= 48 main_~y~0) (<= main_~y~0 48))} is VALID [2022-04-15 06:03:05,127 INFO L290 TraceCheckUtils]: 54: Hoare triple {30863#(and (<= 48 main_~y~0) (<= main_~y~0 48))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30864#(and (<= 49 main_~y~0) (<= main_~y~0 49))} is VALID [2022-04-15 06:03:05,128 INFO L290 TraceCheckUtils]: 55: Hoare triple {30864#(and (<= 49 main_~y~0) (<= main_~y~0 49))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30865#(and (<= 50 main_~y~0) (<= main_~y~0 50))} is VALID [2022-04-15 06:03:05,128 INFO L290 TraceCheckUtils]: 56: Hoare triple {30865#(and (<= 50 main_~y~0) (<= main_~y~0 50))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30866#(and (<= 51 main_~y~0) (<= main_~y~0 51))} is VALID [2022-04-15 06:03:05,129 INFO L290 TraceCheckUtils]: 57: Hoare triple {30866#(and (<= 51 main_~y~0) (<= main_~y~0 51))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {30867#(and (<= main_~y~0 52) (<= 52 main_~y~0))} is VALID [2022-04-15 06:03:05,129 INFO L290 TraceCheckUtils]: 58: Hoare triple {30867#(and (<= main_~y~0 52) (<= 52 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31047#(and (<= main_~y~0 53) (<= 53 main_~y~0))} is VALID [2022-04-15 06:03:05,130 INFO L290 TraceCheckUtils]: 59: Hoare triple {31047#(and (<= main_~y~0 53) (<= 53 main_~y~0))} assume !(~y~0 % 4294967296 < 1024); {30811#false} is VALID [2022-04-15 06:03:05,130 INFO L272 TraceCheckUtils]: 60: Hoare triple {30811#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {30811#false} is VALID [2022-04-15 06:03:05,130 INFO L290 TraceCheckUtils]: 61: Hoare triple {30811#false} ~cond := #in~cond; {30811#false} is VALID [2022-04-15 06:03:05,130 INFO L290 TraceCheckUtils]: 62: Hoare triple {30811#false} assume 0 == ~cond; {30811#false} is VALID [2022-04-15 06:03:05,130 INFO L290 TraceCheckUtils]: 63: Hoare triple {30811#false} assume !false; {30811#false} is VALID [2022-04-15 06:03:05,130 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 0 proven. 1431 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 06:03:05,131 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-15 06:03:09,636 INFO L290 TraceCheckUtils]: 63: Hoare triple {30811#false} assume !false; {30811#false} is VALID [2022-04-15 06:03:09,636 INFO L290 TraceCheckUtils]: 62: Hoare triple {30811#false} assume 0 == ~cond; {30811#false} is VALID [2022-04-15 06:03:09,636 INFO L290 TraceCheckUtils]: 61: Hoare triple {30811#false} ~cond := #in~cond; {30811#false} is VALID [2022-04-15 06:03:09,636 INFO L272 TraceCheckUtils]: 60: Hoare triple {30811#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {30811#false} is VALID [2022-04-15 06:03:09,637 INFO L290 TraceCheckUtils]: 59: Hoare triple {31075#(< (mod main_~y~0 4294967296) 1024)} assume !(~y~0 % 4294967296 < 1024); {30811#false} is VALID [2022-04-15 06:03:09,637 INFO L290 TraceCheckUtils]: 58: Hoare triple {31079#(< (mod (+ main_~y~0 1) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31075#(< (mod main_~y~0 4294967296) 1024)} is VALID [2022-04-15 06:03:09,638 INFO L290 TraceCheckUtils]: 57: Hoare triple {31083#(< (mod (+ main_~y~0 2) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31079#(< (mod (+ main_~y~0 1) 4294967296) 1024)} is VALID [2022-04-15 06:03:09,638 INFO L290 TraceCheckUtils]: 56: Hoare triple {31087#(< (mod (+ main_~y~0 3) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31083#(< (mod (+ main_~y~0 2) 4294967296) 1024)} is VALID [2022-04-15 06:03:09,642 INFO L290 TraceCheckUtils]: 55: Hoare triple {31091#(< (mod (+ main_~y~0 4) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31087#(< (mod (+ main_~y~0 3) 4294967296) 1024)} is VALID [2022-04-15 06:03:09,642 INFO L290 TraceCheckUtils]: 54: Hoare triple {31095#(< (mod (+ 5 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31091#(< (mod (+ main_~y~0 4) 4294967296) 1024)} is VALID [2022-04-15 06:03:09,643 INFO L290 TraceCheckUtils]: 53: Hoare triple {31099#(< (mod (+ main_~y~0 6) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31095#(< (mod (+ 5 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:03:09,644 INFO L290 TraceCheckUtils]: 52: Hoare triple {31103#(< (mod (+ 7 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31099#(< (mod (+ main_~y~0 6) 4294967296) 1024)} is VALID [2022-04-15 06:03:09,645 INFO L290 TraceCheckUtils]: 51: Hoare triple {31107#(< (mod (+ main_~y~0 8) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31103#(< (mod (+ 7 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:03:09,646 INFO L290 TraceCheckUtils]: 50: Hoare triple {31111#(< (mod (+ main_~y~0 9) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31107#(< (mod (+ main_~y~0 8) 4294967296) 1024)} is VALID [2022-04-15 06:03:09,646 INFO L290 TraceCheckUtils]: 49: Hoare triple {31115#(< (mod (+ main_~y~0 10) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31111#(< (mod (+ main_~y~0 9) 4294967296) 1024)} is VALID [2022-04-15 06:03:09,647 INFO L290 TraceCheckUtils]: 48: Hoare triple {31119#(< (mod (+ main_~y~0 11) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31115#(< (mod (+ main_~y~0 10) 4294967296) 1024)} is VALID [2022-04-15 06:03:09,648 INFO L290 TraceCheckUtils]: 47: Hoare triple {31123#(< (mod (+ main_~y~0 12) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31119#(< (mod (+ main_~y~0 11) 4294967296) 1024)} is VALID [2022-04-15 06:03:09,648 INFO L290 TraceCheckUtils]: 46: Hoare triple {31127#(< (mod (+ main_~y~0 13) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31123#(< (mod (+ main_~y~0 12) 4294967296) 1024)} is VALID [2022-04-15 06:03:09,649 INFO L290 TraceCheckUtils]: 45: Hoare triple {31131#(< (mod (+ main_~y~0 14) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31127#(< (mod (+ main_~y~0 13) 4294967296) 1024)} is VALID [2022-04-15 06:03:09,653 INFO L290 TraceCheckUtils]: 44: Hoare triple {31135#(< (mod (+ main_~y~0 15) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31131#(< (mod (+ main_~y~0 14) 4294967296) 1024)} is VALID [2022-04-15 06:03:09,655 INFO L290 TraceCheckUtils]: 43: Hoare triple {31139#(< (mod (+ main_~y~0 16) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31135#(< (mod (+ main_~y~0 15) 4294967296) 1024)} is VALID [2022-04-15 06:03:09,655 INFO L290 TraceCheckUtils]: 42: Hoare triple {31143#(< (mod (+ main_~y~0 17) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31139#(< (mod (+ main_~y~0 16) 4294967296) 1024)} is VALID [2022-04-15 06:03:09,656 INFO L290 TraceCheckUtils]: 41: Hoare triple {31147#(< (mod (+ main_~y~0 18) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31143#(< (mod (+ main_~y~0 17) 4294967296) 1024)} is VALID [2022-04-15 06:03:09,657 INFO L290 TraceCheckUtils]: 40: Hoare triple {31151#(< (mod (+ 19 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31147#(< (mod (+ main_~y~0 18) 4294967296) 1024)} is VALID [2022-04-15 06:03:09,657 INFO L290 TraceCheckUtils]: 39: Hoare triple {31155#(< (mod (+ main_~y~0 20) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31151#(< (mod (+ 19 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:03:09,658 INFO L290 TraceCheckUtils]: 38: Hoare triple {31159#(< (mod (+ main_~y~0 21) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31155#(< (mod (+ main_~y~0 20) 4294967296) 1024)} is VALID [2022-04-15 06:03:09,658 INFO L290 TraceCheckUtils]: 37: Hoare triple {31163#(< (mod (+ main_~y~0 22) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31159#(< (mod (+ main_~y~0 21) 4294967296) 1024)} is VALID [2022-04-15 06:03:09,659 INFO L290 TraceCheckUtils]: 36: Hoare triple {31167#(< (mod (+ 23 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31163#(< (mod (+ main_~y~0 22) 4294967296) 1024)} is VALID [2022-04-15 06:03:09,660 INFO L290 TraceCheckUtils]: 35: Hoare triple {31171#(< (mod (+ main_~y~0 24) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31167#(< (mod (+ 23 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:03:09,660 INFO L290 TraceCheckUtils]: 34: Hoare triple {31175#(< (mod (+ main_~y~0 25) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31171#(< (mod (+ main_~y~0 24) 4294967296) 1024)} is VALID [2022-04-15 06:03:09,661 INFO L290 TraceCheckUtils]: 33: Hoare triple {31179#(< (mod (+ main_~y~0 26) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31175#(< (mod (+ main_~y~0 25) 4294967296) 1024)} is VALID [2022-04-15 06:03:09,662 INFO L290 TraceCheckUtils]: 32: Hoare triple {31183#(< (mod (+ main_~y~0 27) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31179#(< (mod (+ main_~y~0 26) 4294967296) 1024)} is VALID [2022-04-15 06:03:09,662 INFO L290 TraceCheckUtils]: 31: Hoare triple {31187#(< (mod (+ main_~y~0 28) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31183#(< (mod (+ main_~y~0 27) 4294967296) 1024)} is VALID [2022-04-15 06:03:09,663 INFO L290 TraceCheckUtils]: 30: Hoare triple {31191#(< (mod (+ 29 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31187#(< (mod (+ main_~y~0 28) 4294967296) 1024)} is VALID [2022-04-15 06:03:09,663 INFO L290 TraceCheckUtils]: 29: Hoare triple {31195#(< (mod (+ 30 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31191#(< (mod (+ 29 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:03:09,664 INFO L290 TraceCheckUtils]: 28: Hoare triple {31199#(< (mod (+ main_~y~0 31) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31195#(< (mod (+ 30 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:03:09,665 INFO L290 TraceCheckUtils]: 27: Hoare triple {31203#(< (mod (+ 32 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31199#(< (mod (+ main_~y~0 31) 4294967296) 1024)} is VALID [2022-04-15 06:03:09,665 INFO L290 TraceCheckUtils]: 26: Hoare triple {31207#(< (mod (+ main_~y~0 33) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31203#(< (mod (+ 32 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:03:09,666 INFO L290 TraceCheckUtils]: 25: Hoare triple {31211#(< (mod (+ main_~y~0 34) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31207#(< (mod (+ main_~y~0 33) 4294967296) 1024)} is VALID [2022-04-15 06:03:09,667 INFO L290 TraceCheckUtils]: 24: Hoare triple {31215#(< (mod (+ 35 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31211#(< (mod (+ main_~y~0 34) 4294967296) 1024)} is VALID [2022-04-15 06:03:09,667 INFO L290 TraceCheckUtils]: 23: Hoare triple {31219#(< (mod (+ main_~y~0 36) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31215#(< (mod (+ 35 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:03:09,668 INFO L290 TraceCheckUtils]: 22: Hoare triple {31223#(< (mod (+ main_~y~0 37) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31219#(< (mod (+ main_~y~0 36) 4294967296) 1024)} is VALID [2022-04-15 06:03:09,668 INFO L290 TraceCheckUtils]: 21: Hoare triple {31227#(< (mod (+ main_~y~0 38) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31223#(< (mod (+ main_~y~0 37) 4294967296) 1024)} is VALID [2022-04-15 06:03:09,669 INFO L290 TraceCheckUtils]: 20: Hoare triple {31231#(< (mod (+ main_~y~0 39) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31227#(< (mod (+ main_~y~0 38) 4294967296) 1024)} is VALID [2022-04-15 06:03:09,670 INFO L290 TraceCheckUtils]: 19: Hoare triple {31235#(< (mod (+ 40 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31231#(< (mod (+ main_~y~0 39) 4294967296) 1024)} is VALID [2022-04-15 06:03:09,670 INFO L290 TraceCheckUtils]: 18: Hoare triple {31239#(< (mod (+ 41 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31235#(< (mod (+ 40 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:03:09,671 INFO L290 TraceCheckUtils]: 17: Hoare triple {31243#(< (mod (+ 42 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31239#(< (mod (+ 41 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:03:09,671 INFO L290 TraceCheckUtils]: 16: Hoare triple {31247#(< (mod (+ main_~y~0 43) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31243#(< (mod (+ 42 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:03:09,672 INFO L290 TraceCheckUtils]: 15: Hoare triple {31251#(< (mod (+ 44 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31247#(< (mod (+ main_~y~0 43) 4294967296) 1024)} is VALID [2022-04-15 06:03:09,673 INFO L290 TraceCheckUtils]: 14: Hoare triple {31255#(< (mod (+ main_~y~0 45) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31251#(< (mod (+ 44 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:03:09,673 INFO L290 TraceCheckUtils]: 13: Hoare triple {31259#(< (mod (+ main_~y~0 46) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31255#(< (mod (+ main_~y~0 45) 4294967296) 1024)} is VALID [2022-04-15 06:03:09,674 INFO L290 TraceCheckUtils]: 12: Hoare triple {31263#(< (mod (+ main_~y~0 47) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31259#(< (mod (+ main_~y~0 46) 4294967296) 1024)} is VALID [2022-04-15 06:03:09,674 INFO L290 TraceCheckUtils]: 11: Hoare triple {31267#(< (mod (+ main_~y~0 48) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31263#(< (mod (+ main_~y~0 47) 4294967296) 1024)} is VALID [2022-04-15 06:03:09,675 INFO L290 TraceCheckUtils]: 10: Hoare triple {31271#(< (mod (+ 49 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31267#(< (mod (+ main_~y~0 48) 4294967296) 1024)} is VALID [2022-04-15 06:03:09,676 INFO L290 TraceCheckUtils]: 9: Hoare triple {31275#(< (mod (+ main_~y~0 50) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31271#(< (mod (+ 49 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:03:09,676 INFO L290 TraceCheckUtils]: 8: Hoare triple {31279#(< (mod (+ 51 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31275#(< (mod (+ main_~y~0 50) 4294967296) 1024)} is VALID [2022-04-15 06:03:09,677 INFO L290 TraceCheckUtils]: 7: Hoare triple {31283#(< (mod (+ main_~y~0 52) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31279#(< (mod (+ 51 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:03:09,678 INFO L290 TraceCheckUtils]: 6: Hoare triple {31287#(< (mod (+ 53 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31283#(< (mod (+ main_~y~0 52) 4294967296) 1024)} is VALID [2022-04-15 06:03:09,678 INFO L290 TraceCheckUtils]: 5: Hoare triple {30810#true} ~x~0 := 1;~y~0 := 0; {31287#(< (mod (+ 53 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:03:09,678 INFO L272 TraceCheckUtils]: 4: Hoare triple {30810#true} call #t~ret5 := main(); {30810#true} is VALID [2022-04-15 06:03:09,678 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {30810#true} {30810#true} #34#return; {30810#true} is VALID [2022-04-15 06:03:09,678 INFO L290 TraceCheckUtils]: 2: Hoare triple {30810#true} assume true; {30810#true} is VALID [2022-04-15 06:03:09,678 INFO L290 TraceCheckUtils]: 1: Hoare triple {30810#true} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {30810#true} is VALID [2022-04-15 06:03:09,678 INFO L272 TraceCheckUtils]: 0: Hoare triple {30810#true} call ULTIMATE.init(); {30810#true} is VALID [2022-04-15 06:03:09,679 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 0 proven. 1431 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 06:03:09,679 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [916085732] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-15 06:03:09,679 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-04-15 06:03:09,679 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [57, 56, 56] total 112 [2022-04-15 06:03:09,679 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-15 06:03:09,679 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [578148653] [2022-04-15 06:03:09,679 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [578148653] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-15 06:03:09,679 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-15 06:03:09,679 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [57] imperfect sequences [] total 57 [2022-04-15 06:03:09,679 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [792671267] [2022-04-15 06:03:09,679 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-15 06:03:09,680 INFO L78 Accepts]: Start accepts. Automaton has has 57 states, 57 states have (on average 1.0526315789473684) internal successors, (60), 56 states have internal predecessors, (60), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 64 [2022-04-15 06:03:09,680 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-15 06:03:09,680 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 57 states, 57 states have (on average 1.0526315789473684) internal successors, (60), 56 states have internal predecessors, (60), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:03:09,714 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 64 edges. 64 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 06:03:09,715 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 57 states [2022-04-15 06:03:09,715 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-15 06:03:09,715 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 57 interpolants. [2022-04-15 06:03:09,716 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3245, Invalid=9187, Unknown=0, NotChecked=0, Total=12432 [2022-04-15 06:03:09,716 INFO L87 Difference]: Start difference. First operand 65 states and 65 transitions. Second operand has 57 states, 57 states have (on average 1.0526315789473684) internal successors, (60), 56 states have internal predecessors, (60), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:03:15,972 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 06:03:15,972 INFO L93 Difference]: Finished difference Result 71 states and 71 transitions. [2022-04-15 06:03:15,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-04-15 06:03:15,972 INFO L78 Accepts]: Start accepts. Automaton has has 57 states, 57 states have (on average 1.0526315789473684) internal successors, (60), 56 states have internal predecessors, (60), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 64 [2022-04-15 06:03:15,973 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-15 06:03:15,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 57 states, 57 states have (on average 1.0526315789473684) internal successors, (60), 56 states have internal predecessors, (60), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:03:15,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 57 states and 71 transitions. [2022-04-15 06:03:15,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 57 states, 57 states have (on average 1.0526315789473684) internal successors, (60), 56 states have internal predecessors, (60), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:03:15,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 57 states and 71 transitions. [2022-04-15 06:03:15,974 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 57 states and 71 transitions. [2022-04-15 06:03:16,019 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 71 edges. 71 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 06:03:16,020 INFO L225 Difference]: With dead ends: 71 [2022-04-15 06:03:16,020 INFO L226 Difference]: Without dead ends: 66 [2022-04-15 06:03:16,022 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 239 GetRequests, 74 SyntacticMatches, 1 SemanticMatches, 164 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1543 ImplicationChecksByTransitivity, 7.0s TimeCoverageRelationStatistics Valid=6483, Invalid=20907, Unknown=0, NotChecked=0, Total=27390 [2022-04-15 06:03:16,022 INFO L913 BasicCegarLoop]: 11 mSDtfsCounter, 6 mSDsluCounter, 132 mSDsCounter, 0 mSdLazyCounter, 2994 mSolverCounterSat, 109 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 143 SdHoareTripleChecker+Invalid, 3103 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 109 IncrementalHoareTripleChecker+Valid, 2994 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2022-04-15 06:03:16,022 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [6 Valid, 143 Invalid, 3103 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [109 Valid, 2994 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2022-04-15 06:03:16,022 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 66 states. [2022-04-15 06:03:16,139 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 66 to 66. [2022-04-15 06:03:16,139 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-15 06:03:16,140 INFO L82 GeneralOperation]: Start isEquivalent. First operand 66 states. Second operand has 66 states, 61 states have (on average 1.0163934426229508) internal successors, (62), 61 states have internal predecessors, (62), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:03:16,140 INFO L74 IsIncluded]: Start isIncluded. First operand 66 states. Second operand has 66 states, 61 states have (on average 1.0163934426229508) internal successors, (62), 61 states have internal predecessors, (62), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:03:16,140 INFO L87 Difference]: Start difference. First operand 66 states. Second operand has 66 states, 61 states have (on average 1.0163934426229508) internal successors, (62), 61 states have internal predecessors, (62), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:03:16,140 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 06:03:16,140 INFO L93 Difference]: Finished difference Result 66 states and 66 transitions. [2022-04-15 06:03:16,140 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 66 transitions. [2022-04-15 06:03:16,141 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-15 06:03:16,141 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-15 06:03:16,141 INFO L74 IsIncluded]: Start isIncluded. First operand has 66 states, 61 states have (on average 1.0163934426229508) internal successors, (62), 61 states have internal predecessors, (62), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 66 states. [2022-04-15 06:03:16,141 INFO L87 Difference]: Start difference. First operand has 66 states, 61 states have (on average 1.0163934426229508) internal successors, (62), 61 states have internal predecessors, (62), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 66 states. [2022-04-15 06:03:16,141 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 06:03:16,141 INFO L93 Difference]: Finished difference Result 66 states and 66 transitions. [2022-04-15 06:03:16,141 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 66 transitions. [2022-04-15 06:03:16,142 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-15 06:03:16,142 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-15 06:03:16,142 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-15 06:03:16,142 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-15 06:03:16,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 66 states, 61 states have (on average 1.0163934426229508) internal successors, (62), 61 states have internal predecessors, (62), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:03:16,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 66 states and 66 transitions. [2022-04-15 06:03:16,142 INFO L78 Accepts]: Start accepts. Automaton has 66 states and 66 transitions. Word has length 64 [2022-04-15 06:03:16,142 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-15 06:03:16,142 INFO L478 AbstractCegarLoop]: Abstraction has 66 states and 66 transitions. [2022-04-15 06:03:16,143 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 57 states, 57 states have (on average 1.0526315789473684) internal successors, (60), 56 states have internal predecessors, (60), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:03:16,143 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 66 states and 66 transitions. [2022-04-15 06:03:16,205 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 66 edges. 66 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 06:03:16,205 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 66 transitions. [2022-04-15 06:03:16,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-04-15 06:03:16,205 INFO L491 BasicCegarLoop]: Found error trace [2022-04-15 06:03:16,205 INFO L499 BasicCegarLoop]: trace histogram [54, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-15 06:03:16,237 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (54)] Ended with exit code 0 [2022-04-15 06:03:16,406 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 54 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable106,SelfDestructingSolverStorable107 [2022-04-15 06:03:16,406 INFO L403 AbstractCegarLoop]: === Iteration 56 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-15 06:03:16,406 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-15 06:03:16,406 INFO L85 PathProgramCache]: Analyzing trace with hash 1874355100, now seen corresponding path program 107 times [2022-04-15 06:03:16,406 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-15 06:03:16,406 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [920690280] [2022-04-15 06:03:19,937 WARN L977 rdanLoopAcceleration]: Unable to prove correctness of quantifier elimination. [2022-04-15 06:03:20,103 INFO L89 AcceleratorJordan]: Jordan loop acceleration statistics: 1 HavocedVariables, 2 AssignedVariables, 0 ReadonlyVariables, Eigenvalues: {0={1=1}, 1={2=1}}, 1 SequentialAcceleration, 0 AlternatingAcceleration, 1 QuantifierFreeResult [2022-04-15 06:03:20,104 INFO L271 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2022-04-15 06:03:20,106 INFO L85 PathProgramCache]: Analyzing trace with hash 1265275447, now seen corresponding path program 1 times [2022-04-15 06:03:20,106 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-15 06:03:20,106 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1544379668] [2022-04-15 06:03:20,106 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-15 06:03:20,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-15 06:03:20,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-15 06:03:20,115 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-04-15 06:03:20,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-15 06:03:20,117 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-04-15 06:03:20,117 INFO L85 PathProgramCache]: Analyzing trace with hash 1874355100, now seen corresponding path program 108 times [2022-04-15 06:03:20,117 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-15 06:03:20,117 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [861886844] [2022-04-15 06:03:20,117 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-15 06:03:20,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-15 06:03:20,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 06:03:21,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-15 06:03:21,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 06:03:21,805 INFO L290 TraceCheckUtils]: 0: Hoare triple {31882#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {31822#true} is VALID [2022-04-15 06:03:21,805 INFO L290 TraceCheckUtils]: 1: Hoare triple {31822#true} assume true; {31822#true} is VALID [2022-04-15 06:03:21,805 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {31822#true} {31822#true} #34#return; {31822#true} is VALID [2022-04-15 06:03:21,806 INFO L272 TraceCheckUtils]: 0: Hoare triple {31822#true} call ULTIMATE.init(); {31882#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} is VALID [2022-04-15 06:03:21,806 INFO L290 TraceCheckUtils]: 1: Hoare triple {31882#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {31822#true} is VALID [2022-04-15 06:03:21,806 INFO L290 TraceCheckUtils]: 2: Hoare triple {31822#true} assume true; {31822#true} is VALID [2022-04-15 06:03:21,806 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {31822#true} {31822#true} #34#return; {31822#true} is VALID [2022-04-15 06:03:21,806 INFO L272 TraceCheckUtils]: 4: Hoare triple {31822#true} call #t~ret5 := main(); {31822#true} is VALID [2022-04-15 06:03:21,806 INFO L290 TraceCheckUtils]: 5: Hoare triple {31822#true} ~x~0 := 1;~y~0 := 0; {31827#(= main_~y~0 0)} is VALID [2022-04-15 06:03:21,807 INFO L290 TraceCheckUtils]: 6: Hoare triple {31827#(= main_~y~0 0)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31828#(and (<= 1 main_~y~0) (<= main_~y~0 1))} is VALID [2022-04-15 06:03:21,807 INFO L290 TraceCheckUtils]: 7: Hoare triple {31828#(and (<= 1 main_~y~0) (<= main_~y~0 1))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31829#(and (<= 2 main_~y~0) (<= main_~y~0 2))} is VALID [2022-04-15 06:03:21,808 INFO L290 TraceCheckUtils]: 8: Hoare triple {31829#(and (<= 2 main_~y~0) (<= main_~y~0 2))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31830#(and (<= main_~y~0 3) (<= 3 main_~y~0))} is VALID [2022-04-15 06:03:21,808 INFO L290 TraceCheckUtils]: 9: Hoare triple {31830#(and (<= main_~y~0 3) (<= 3 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31831#(and (<= main_~y~0 4) (<= 4 main_~y~0))} is VALID [2022-04-15 06:03:21,809 INFO L290 TraceCheckUtils]: 10: Hoare triple {31831#(and (<= main_~y~0 4) (<= 4 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31832#(and (<= 5 main_~y~0) (<= main_~y~0 5))} is VALID [2022-04-15 06:03:21,809 INFO L290 TraceCheckUtils]: 11: Hoare triple {31832#(and (<= 5 main_~y~0) (<= main_~y~0 5))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31833#(and (<= main_~y~0 6) (<= 6 main_~y~0))} is VALID [2022-04-15 06:03:21,810 INFO L290 TraceCheckUtils]: 12: Hoare triple {31833#(and (<= main_~y~0 6) (<= 6 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31834#(and (<= 7 main_~y~0) (<= main_~y~0 7))} is VALID [2022-04-15 06:03:21,810 INFO L290 TraceCheckUtils]: 13: Hoare triple {31834#(and (<= 7 main_~y~0) (<= main_~y~0 7))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31835#(and (<= main_~y~0 8) (<= 8 main_~y~0))} is VALID [2022-04-15 06:03:21,811 INFO L290 TraceCheckUtils]: 14: Hoare triple {31835#(and (<= main_~y~0 8) (<= 8 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31836#(and (<= 9 main_~y~0) (<= main_~y~0 9))} is VALID [2022-04-15 06:03:21,811 INFO L290 TraceCheckUtils]: 15: Hoare triple {31836#(and (<= 9 main_~y~0) (<= main_~y~0 9))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31837#(and (<= main_~y~0 10) (<= 10 main_~y~0))} is VALID [2022-04-15 06:03:21,812 INFO L290 TraceCheckUtils]: 16: Hoare triple {31837#(and (<= main_~y~0 10) (<= 10 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31838#(and (<= main_~y~0 11) (<= 11 main_~y~0))} is VALID [2022-04-15 06:03:21,812 INFO L290 TraceCheckUtils]: 17: Hoare triple {31838#(and (<= main_~y~0 11) (<= 11 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31839#(and (<= 12 main_~y~0) (<= main_~y~0 12))} is VALID [2022-04-15 06:03:21,813 INFO L290 TraceCheckUtils]: 18: Hoare triple {31839#(and (<= 12 main_~y~0) (<= main_~y~0 12))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31840#(and (<= main_~y~0 13) (<= 13 main_~y~0))} is VALID [2022-04-15 06:03:21,813 INFO L290 TraceCheckUtils]: 19: Hoare triple {31840#(and (<= main_~y~0 13) (<= 13 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31841#(and (<= 14 main_~y~0) (<= main_~y~0 14))} is VALID [2022-04-15 06:03:21,814 INFO L290 TraceCheckUtils]: 20: Hoare triple {31841#(and (<= 14 main_~y~0) (<= main_~y~0 14))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31842#(and (<= main_~y~0 15) (<= 15 main_~y~0))} is VALID [2022-04-15 06:03:21,814 INFO L290 TraceCheckUtils]: 21: Hoare triple {31842#(and (<= main_~y~0 15) (<= 15 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31843#(and (<= 16 main_~y~0) (<= main_~y~0 16))} is VALID [2022-04-15 06:03:21,815 INFO L290 TraceCheckUtils]: 22: Hoare triple {31843#(and (<= 16 main_~y~0) (<= main_~y~0 16))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31844#(and (<= main_~y~0 17) (<= 17 main_~y~0))} is VALID [2022-04-15 06:03:21,815 INFO L290 TraceCheckUtils]: 23: Hoare triple {31844#(and (<= main_~y~0 17) (<= 17 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31845#(and (<= 18 main_~y~0) (<= main_~y~0 18))} is VALID [2022-04-15 06:03:21,816 INFO L290 TraceCheckUtils]: 24: Hoare triple {31845#(and (<= 18 main_~y~0) (<= main_~y~0 18))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31846#(and (<= 19 main_~y~0) (<= main_~y~0 19))} is VALID [2022-04-15 06:03:21,816 INFO L290 TraceCheckUtils]: 25: Hoare triple {31846#(and (<= 19 main_~y~0) (<= main_~y~0 19))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31847#(and (<= 20 main_~y~0) (<= main_~y~0 20))} is VALID [2022-04-15 06:03:21,817 INFO L290 TraceCheckUtils]: 26: Hoare triple {31847#(and (<= 20 main_~y~0) (<= main_~y~0 20))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31848#(and (<= main_~y~0 21) (<= 21 main_~y~0))} is VALID [2022-04-15 06:03:21,817 INFO L290 TraceCheckUtils]: 27: Hoare triple {31848#(and (<= main_~y~0 21) (<= 21 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31849#(and (<= main_~y~0 22) (<= 22 main_~y~0))} is VALID [2022-04-15 06:03:21,818 INFO L290 TraceCheckUtils]: 28: Hoare triple {31849#(and (<= main_~y~0 22) (<= 22 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31850#(and (<= main_~y~0 23) (<= 23 main_~y~0))} is VALID [2022-04-15 06:03:21,818 INFO L290 TraceCheckUtils]: 29: Hoare triple {31850#(and (<= main_~y~0 23) (<= 23 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31851#(and (<= 24 main_~y~0) (<= main_~y~0 24))} is VALID [2022-04-15 06:03:21,819 INFO L290 TraceCheckUtils]: 30: Hoare triple {31851#(and (<= 24 main_~y~0) (<= main_~y~0 24))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31852#(and (<= 25 main_~y~0) (<= main_~y~0 25))} is VALID [2022-04-15 06:03:21,819 INFO L290 TraceCheckUtils]: 31: Hoare triple {31852#(and (<= 25 main_~y~0) (<= main_~y~0 25))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31853#(and (<= main_~y~0 26) (<= 26 main_~y~0))} is VALID [2022-04-15 06:03:21,820 INFO L290 TraceCheckUtils]: 32: Hoare triple {31853#(and (<= main_~y~0 26) (<= 26 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31854#(and (<= main_~y~0 27) (<= 27 main_~y~0))} is VALID [2022-04-15 06:03:21,820 INFO L290 TraceCheckUtils]: 33: Hoare triple {31854#(and (<= main_~y~0 27) (<= 27 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31855#(and (<= main_~y~0 28) (<= 28 main_~y~0))} is VALID [2022-04-15 06:03:21,821 INFO L290 TraceCheckUtils]: 34: Hoare triple {31855#(and (<= main_~y~0 28) (<= 28 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31856#(and (<= 29 main_~y~0) (<= main_~y~0 29))} is VALID [2022-04-15 06:03:21,821 INFO L290 TraceCheckUtils]: 35: Hoare triple {31856#(and (<= 29 main_~y~0) (<= main_~y~0 29))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31857#(and (<= main_~y~0 30) (<= 30 main_~y~0))} is VALID [2022-04-15 06:03:21,822 INFO L290 TraceCheckUtils]: 36: Hoare triple {31857#(and (<= main_~y~0 30) (<= 30 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31858#(and (<= main_~y~0 31) (<= 31 main_~y~0))} is VALID [2022-04-15 06:03:21,822 INFO L290 TraceCheckUtils]: 37: Hoare triple {31858#(and (<= main_~y~0 31) (<= 31 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31859#(and (<= main_~y~0 32) (<= 32 main_~y~0))} is VALID [2022-04-15 06:03:21,823 INFO L290 TraceCheckUtils]: 38: Hoare triple {31859#(and (<= main_~y~0 32) (<= 32 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31860#(and (<= 33 main_~y~0) (<= main_~y~0 33))} is VALID [2022-04-15 06:03:21,823 INFO L290 TraceCheckUtils]: 39: Hoare triple {31860#(and (<= 33 main_~y~0) (<= main_~y~0 33))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31861#(and (<= main_~y~0 34) (<= 34 main_~y~0))} is VALID [2022-04-15 06:03:21,824 INFO L290 TraceCheckUtils]: 40: Hoare triple {31861#(and (<= main_~y~0 34) (<= 34 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31862#(and (<= 35 main_~y~0) (<= main_~y~0 35))} is VALID [2022-04-15 06:03:21,824 INFO L290 TraceCheckUtils]: 41: Hoare triple {31862#(and (<= 35 main_~y~0) (<= main_~y~0 35))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31863#(and (<= 36 main_~y~0) (<= main_~y~0 36))} is VALID [2022-04-15 06:03:21,825 INFO L290 TraceCheckUtils]: 42: Hoare triple {31863#(and (<= 36 main_~y~0) (<= main_~y~0 36))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31864#(and (<= main_~y~0 37) (<= 37 main_~y~0))} is VALID [2022-04-15 06:03:21,825 INFO L290 TraceCheckUtils]: 43: Hoare triple {31864#(and (<= main_~y~0 37) (<= 37 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31865#(and (<= 38 main_~y~0) (<= main_~y~0 38))} is VALID [2022-04-15 06:03:21,826 INFO L290 TraceCheckUtils]: 44: Hoare triple {31865#(and (<= 38 main_~y~0) (<= main_~y~0 38))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31866#(and (<= 39 main_~y~0) (<= main_~y~0 39))} is VALID [2022-04-15 06:03:21,826 INFO L290 TraceCheckUtils]: 45: Hoare triple {31866#(and (<= 39 main_~y~0) (<= main_~y~0 39))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31867#(and (<= 40 main_~y~0) (<= main_~y~0 40))} is VALID [2022-04-15 06:03:21,827 INFO L290 TraceCheckUtils]: 46: Hoare triple {31867#(and (<= 40 main_~y~0) (<= main_~y~0 40))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31868#(and (<= 41 main_~y~0) (<= main_~y~0 41))} is VALID [2022-04-15 06:03:21,827 INFO L290 TraceCheckUtils]: 47: Hoare triple {31868#(and (<= 41 main_~y~0) (<= main_~y~0 41))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31869#(and (<= main_~y~0 42) (<= 42 main_~y~0))} is VALID [2022-04-15 06:03:21,828 INFO L290 TraceCheckUtils]: 48: Hoare triple {31869#(and (<= main_~y~0 42) (<= 42 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31870#(and (<= 43 main_~y~0) (<= main_~y~0 43))} is VALID [2022-04-15 06:03:21,828 INFO L290 TraceCheckUtils]: 49: Hoare triple {31870#(and (<= 43 main_~y~0) (<= main_~y~0 43))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31871#(and (<= main_~y~0 44) (<= 44 main_~y~0))} is VALID [2022-04-15 06:03:21,829 INFO L290 TraceCheckUtils]: 50: Hoare triple {31871#(and (<= main_~y~0 44) (<= 44 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31872#(and (<= main_~y~0 45) (<= 45 main_~y~0))} is VALID [2022-04-15 06:03:21,829 INFO L290 TraceCheckUtils]: 51: Hoare triple {31872#(and (<= main_~y~0 45) (<= 45 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31873#(and (<= main_~y~0 46) (<= 46 main_~y~0))} is VALID [2022-04-15 06:03:21,830 INFO L290 TraceCheckUtils]: 52: Hoare triple {31873#(and (<= main_~y~0 46) (<= 46 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31874#(and (<= main_~y~0 47) (<= 47 main_~y~0))} is VALID [2022-04-15 06:03:21,830 INFO L290 TraceCheckUtils]: 53: Hoare triple {31874#(and (<= main_~y~0 47) (<= 47 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31875#(and (<= 48 main_~y~0) (<= main_~y~0 48))} is VALID [2022-04-15 06:03:21,831 INFO L290 TraceCheckUtils]: 54: Hoare triple {31875#(and (<= 48 main_~y~0) (<= main_~y~0 48))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31876#(and (<= 49 main_~y~0) (<= main_~y~0 49))} is VALID [2022-04-15 06:03:21,831 INFO L290 TraceCheckUtils]: 55: Hoare triple {31876#(and (<= 49 main_~y~0) (<= main_~y~0 49))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31877#(and (<= 50 main_~y~0) (<= main_~y~0 50))} is VALID [2022-04-15 06:03:21,832 INFO L290 TraceCheckUtils]: 56: Hoare triple {31877#(and (<= 50 main_~y~0) (<= main_~y~0 50))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31878#(and (<= 51 main_~y~0) (<= main_~y~0 51))} is VALID [2022-04-15 06:03:21,832 INFO L290 TraceCheckUtils]: 57: Hoare triple {31878#(and (<= 51 main_~y~0) (<= main_~y~0 51))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31879#(and (<= main_~y~0 52) (<= 52 main_~y~0))} is VALID [2022-04-15 06:03:21,833 INFO L290 TraceCheckUtils]: 58: Hoare triple {31879#(and (<= main_~y~0 52) (<= 52 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31880#(and (<= main_~y~0 53) (<= 53 main_~y~0))} is VALID [2022-04-15 06:03:21,833 INFO L290 TraceCheckUtils]: 59: Hoare triple {31880#(and (<= main_~y~0 53) (<= 53 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31881#(and (not (<= (+ (div main_~y~0 4294967296) 1) 0)) (<= main_~y~0 54))} is VALID [2022-04-15 06:03:21,834 INFO L290 TraceCheckUtils]: 60: Hoare triple {31881#(and (not (<= (+ (div main_~y~0 4294967296) 1) 0)) (<= main_~y~0 54))} assume !(~y~0 % 4294967296 < 1024); {31823#false} is VALID [2022-04-15 06:03:21,834 INFO L272 TraceCheckUtils]: 61: Hoare triple {31823#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {31823#false} is VALID [2022-04-15 06:03:21,834 INFO L290 TraceCheckUtils]: 62: Hoare triple {31823#false} ~cond := #in~cond; {31823#false} is VALID [2022-04-15 06:03:21,834 INFO L290 TraceCheckUtils]: 63: Hoare triple {31823#false} assume 0 == ~cond; {31823#false} is VALID [2022-04-15 06:03:21,834 INFO L290 TraceCheckUtils]: 64: Hoare triple {31823#false} assume !false; {31823#false} is VALID [2022-04-15 06:03:21,834 INFO L134 CoverageAnalysis]: Checked inductivity of 1485 backedges. 0 proven. 1485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 06:03:21,834 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-15 06:03:21,835 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [861886844] [2022-04-15 06:03:21,835 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [861886844] provided 0 perfect and 1 imperfect interpolant sequences [2022-04-15 06:03:21,835 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [622155670] [2022-04-15 06:03:21,835 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2022-04-15 06:03:21,835 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-15 06:03:21,835 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-15 06:03:21,836 INFO L229 MonitoredProcess]: Starting monitored process 55 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-04-15 06:03:21,837 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (55)] Waiting until timeout for monitored process [2022-04-15 06:03:42,949 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 28 check-sat command(s) [2022-04-15 06:03:42,949 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-15 06:03:42,967 INFO L263 TraceCheckSpWp]: Trace formula consists of 323 conjuncts, 112 conjunts are in the unsatisfiable core [2022-04-15 06:03:42,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 06:03:42,984 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-15 06:03:43,620 INFO L272 TraceCheckUtils]: 0: Hoare triple {31822#true} call ULTIMATE.init(); {31822#true} is VALID [2022-04-15 06:03:43,620 INFO L290 TraceCheckUtils]: 1: Hoare triple {31822#true} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {31822#true} is VALID [2022-04-15 06:03:43,620 INFO L290 TraceCheckUtils]: 2: Hoare triple {31822#true} assume true; {31822#true} is VALID [2022-04-15 06:03:43,620 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {31822#true} {31822#true} #34#return; {31822#true} is VALID [2022-04-15 06:03:43,620 INFO L272 TraceCheckUtils]: 4: Hoare triple {31822#true} call #t~ret5 := main(); {31822#true} is VALID [2022-04-15 06:03:43,620 INFO L290 TraceCheckUtils]: 5: Hoare triple {31822#true} ~x~0 := 1;~y~0 := 0; {31827#(= main_~y~0 0)} is VALID [2022-04-15 06:03:43,621 INFO L290 TraceCheckUtils]: 6: Hoare triple {31827#(= main_~y~0 0)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31828#(and (<= 1 main_~y~0) (<= main_~y~0 1))} is VALID [2022-04-15 06:03:43,621 INFO L290 TraceCheckUtils]: 7: Hoare triple {31828#(and (<= 1 main_~y~0) (<= main_~y~0 1))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31829#(and (<= 2 main_~y~0) (<= main_~y~0 2))} is VALID [2022-04-15 06:03:43,622 INFO L290 TraceCheckUtils]: 8: Hoare triple {31829#(and (<= 2 main_~y~0) (<= main_~y~0 2))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31830#(and (<= main_~y~0 3) (<= 3 main_~y~0))} is VALID [2022-04-15 06:03:43,622 INFO L290 TraceCheckUtils]: 9: Hoare triple {31830#(and (<= main_~y~0 3) (<= 3 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31831#(and (<= main_~y~0 4) (<= 4 main_~y~0))} is VALID [2022-04-15 06:03:43,623 INFO L290 TraceCheckUtils]: 10: Hoare triple {31831#(and (<= main_~y~0 4) (<= 4 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31832#(and (<= 5 main_~y~0) (<= main_~y~0 5))} is VALID [2022-04-15 06:03:43,623 INFO L290 TraceCheckUtils]: 11: Hoare triple {31832#(and (<= 5 main_~y~0) (<= main_~y~0 5))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31833#(and (<= main_~y~0 6) (<= 6 main_~y~0))} is VALID [2022-04-15 06:03:43,624 INFO L290 TraceCheckUtils]: 12: Hoare triple {31833#(and (<= main_~y~0 6) (<= 6 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31834#(and (<= 7 main_~y~0) (<= main_~y~0 7))} is VALID [2022-04-15 06:03:43,624 INFO L290 TraceCheckUtils]: 13: Hoare triple {31834#(and (<= 7 main_~y~0) (<= main_~y~0 7))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31835#(and (<= main_~y~0 8) (<= 8 main_~y~0))} is VALID [2022-04-15 06:03:43,625 INFO L290 TraceCheckUtils]: 14: Hoare triple {31835#(and (<= main_~y~0 8) (<= 8 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31836#(and (<= 9 main_~y~0) (<= main_~y~0 9))} is VALID [2022-04-15 06:03:43,625 INFO L290 TraceCheckUtils]: 15: Hoare triple {31836#(and (<= 9 main_~y~0) (<= main_~y~0 9))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31837#(and (<= main_~y~0 10) (<= 10 main_~y~0))} is VALID [2022-04-15 06:03:43,626 INFO L290 TraceCheckUtils]: 16: Hoare triple {31837#(and (<= main_~y~0 10) (<= 10 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31838#(and (<= main_~y~0 11) (<= 11 main_~y~0))} is VALID [2022-04-15 06:03:43,626 INFO L290 TraceCheckUtils]: 17: Hoare triple {31838#(and (<= main_~y~0 11) (<= 11 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31839#(and (<= 12 main_~y~0) (<= main_~y~0 12))} is VALID [2022-04-15 06:03:43,627 INFO L290 TraceCheckUtils]: 18: Hoare triple {31839#(and (<= 12 main_~y~0) (<= main_~y~0 12))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31840#(and (<= main_~y~0 13) (<= 13 main_~y~0))} is VALID [2022-04-15 06:03:43,627 INFO L290 TraceCheckUtils]: 19: Hoare triple {31840#(and (<= main_~y~0 13) (<= 13 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31841#(and (<= 14 main_~y~0) (<= main_~y~0 14))} is VALID [2022-04-15 06:03:43,628 INFO L290 TraceCheckUtils]: 20: Hoare triple {31841#(and (<= 14 main_~y~0) (<= main_~y~0 14))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31842#(and (<= main_~y~0 15) (<= 15 main_~y~0))} is VALID [2022-04-15 06:03:43,628 INFO L290 TraceCheckUtils]: 21: Hoare triple {31842#(and (<= main_~y~0 15) (<= 15 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31843#(and (<= 16 main_~y~0) (<= main_~y~0 16))} is VALID [2022-04-15 06:03:43,629 INFO L290 TraceCheckUtils]: 22: Hoare triple {31843#(and (<= 16 main_~y~0) (<= main_~y~0 16))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31844#(and (<= main_~y~0 17) (<= 17 main_~y~0))} is VALID [2022-04-15 06:03:43,629 INFO L290 TraceCheckUtils]: 23: Hoare triple {31844#(and (<= main_~y~0 17) (<= 17 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31845#(and (<= 18 main_~y~0) (<= main_~y~0 18))} is VALID [2022-04-15 06:03:43,630 INFO L290 TraceCheckUtils]: 24: Hoare triple {31845#(and (<= 18 main_~y~0) (<= main_~y~0 18))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31846#(and (<= 19 main_~y~0) (<= main_~y~0 19))} is VALID [2022-04-15 06:03:43,630 INFO L290 TraceCheckUtils]: 25: Hoare triple {31846#(and (<= 19 main_~y~0) (<= main_~y~0 19))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31847#(and (<= 20 main_~y~0) (<= main_~y~0 20))} is VALID [2022-04-15 06:03:43,631 INFO L290 TraceCheckUtils]: 26: Hoare triple {31847#(and (<= 20 main_~y~0) (<= main_~y~0 20))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31848#(and (<= main_~y~0 21) (<= 21 main_~y~0))} is VALID [2022-04-15 06:03:43,631 INFO L290 TraceCheckUtils]: 27: Hoare triple {31848#(and (<= main_~y~0 21) (<= 21 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31849#(and (<= main_~y~0 22) (<= 22 main_~y~0))} is VALID [2022-04-15 06:03:43,632 INFO L290 TraceCheckUtils]: 28: Hoare triple {31849#(and (<= main_~y~0 22) (<= 22 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31850#(and (<= main_~y~0 23) (<= 23 main_~y~0))} is VALID [2022-04-15 06:03:43,632 INFO L290 TraceCheckUtils]: 29: Hoare triple {31850#(and (<= main_~y~0 23) (<= 23 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31851#(and (<= 24 main_~y~0) (<= main_~y~0 24))} is VALID [2022-04-15 06:03:43,633 INFO L290 TraceCheckUtils]: 30: Hoare triple {31851#(and (<= 24 main_~y~0) (<= main_~y~0 24))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31852#(and (<= 25 main_~y~0) (<= main_~y~0 25))} is VALID [2022-04-15 06:03:43,633 INFO L290 TraceCheckUtils]: 31: Hoare triple {31852#(and (<= 25 main_~y~0) (<= main_~y~0 25))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31853#(and (<= main_~y~0 26) (<= 26 main_~y~0))} is VALID [2022-04-15 06:03:43,634 INFO L290 TraceCheckUtils]: 32: Hoare triple {31853#(and (<= main_~y~0 26) (<= 26 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31854#(and (<= main_~y~0 27) (<= 27 main_~y~0))} is VALID [2022-04-15 06:03:43,634 INFO L290 TraceCheckUtils]: 33: Hoare triple {31854#(and (<= main_~y~0 27) (<= 27 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31855#(and (<= main_~y~0 28) (<= 28 main_~y~0))} is VALID [2022-04-15 06:03:43,635 INFO L290 TraceCheckUtils]: 34: Hoare triple {31855#(and (<= main_~y~0 28) (<= 28 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31856#(and (<= 29 main_~y~0) (<= main_~y~0 29))} is VALID [2022-04-15 06:03:43,635 INFO L290 TraceCheckUtils]: 35: Hoare triple {31856#(and (<= 29 main_~y~0) (<= main_~y~0 29))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31857#(and (<= main_~y~0 30) (<= 30 main_~y~0))} is VALID [2022-04-15 06:03:43,636 INFO L290 TraceCheckUtils]: 36: Hoare triple {31857#(and (<= main_~y~0 30) (<= 30 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31858#(and (<= main_~y~0 31) (<= 31 main_~y~0))} is VALID [2022-04-15 06:03:43,636 INFO L290 TraceCheckUtils]: 37: Hoare triple {31858#(and (<= main_~y~0 31) (<= 31 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31859#(and (<= main_~y~0 32) (<= 32 main_~y~0))} is VALID [2022-04-15 06:03:43,637 INFO L290 TraceCheckUtils]: 38: Hoare triple {31859#(and (<= main_~y~0 32) (<= 32 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31860#(and (<= 33 main_~y~0) (<= main_~y~0 33))} is VALID [2022-04-15 06:03:43,637 INFO L290 TraceCheckUtils]: 39: Hoare triple {31860#(and (<= 33 main_~y~0) (<= main_~y~0 33))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31861#(and (<= main_~y~0 34) (<= 34 main_~y~0))} is VALID [2022-04-15 06:03:43,638 INFO L290 TraceCheckUtils]: 40: Hoare triple {31861#(and (<= main_~y~0 34) (<= 34 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31862#(and (<= 35 main_~y~0) (<= main_~y~0 35))} is VALID [2022-04-15 06:03:43,638 INFO L290 TraceCheckUtils]: 41: Hoare triple {31862#(and (<= 35 main_~y~0) (<= main_~y~0 35))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31863#(and (<= 36 main_~y~0) (<= main_~y~0 36))} is VALID [2022-04-15 06:03:43,639 INFO L290 TraceCheckUtils]: 42: Hoare triple {31863#(and (<= 36 main_~y~0) (<= main_~y~0 36))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31864#(and (<= main_~y~0 37) (<= 37 main_~y~0))} is VALID [2022-04-15 06:03:43,639 INFO L290 TraceCheckUtils]: 43: Hoare triple {31864#(and (<= main_~y~0 37) (<= 37 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31865#(and (<= 38 main_~y~0) (<= main_~y~0 38))} is VALID [2022-04-15 06:03:43,640 INFO L290 TraceCheckUtils]: 44: Hoare triple {31865#(and (<= 38 main_~y~0) (<= main_~y~0 38))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31866#(and (<= 39 main_~y~0) (<= main_~y~0 39))} is VALID [2022-04-15 06:03:43,640 INFO L290 TraceCheckUtils]: 45: Hoare triple {31866#(and (<= 39 main_~y~0) (<= main_~y~0 39))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31867#(and (<= 40 main_~y~0) (<= main_~y~0 40))} is VALID [2022-04-15 06:03:43,641 INFO L290 TraceCheckUtils]: 46: Hoare triple {31867#(and (<= 40 main_~y~0) (<= main_~y~0 40))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31868#(and (<= 41 main_~y~0) (<= main_~y~0 41))} is VALID [2022-04-15 06:03:43,641 INFO L290 TraceCheckUtils]: 47: Hoare triple {31868#(and (<= 41 main_~y~0) (<= main_~y~0 41))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31869#(and (<= main_~y~0 42) (<= 42 main_~y~0))} is VALID [2022-04-15 06:03:43,642 INFO L290 TraceCheckUtils]: 48: Hoare triple {31869#(and (<= main_~y~0 42) (<= 42 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31870#(and (<= 43 main_~y~0) (<= main_~y~0 43))} is VALID [2022-04-15 06:03:43,642 INFO L290 TraceCheckUtils]: 49: Hoare triple {31870#(and (<= 43 main_~y~0) (<= main_~y~0 43))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31871#(and (<= main_~y~0 44) (<= 44 main_~y~0))} is VALID [2022-04-15 06:03:43,643 INFO L290 TraceCheckUtils]: 50: Hoare triple {31871#(and (<= main_~y~0 44) (<= 44 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31872#(and (<= main_~y~0 45) (<= 45 main_~y~0))} is VALID [2022-04-15 06:03:43,643 INFO L290 TraceCheckUtils]: 51: Hoare triple {31872#(and (<= main_~y~0 45) (<= 45 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31873#(and (<= main_~y~0 46) (<= 46 main_~y~0))} is VALID [2022-04-15 06:03:43,644 INFO L290 TraceCheckUtils]: 52: Hoare triple {31873#(and (<= main_~y~0 46) (<= 46 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31874#(and (<= main_~y~0 47) (<= 47 main_~y~0))} is VALID [2022-04-15 06:03:43,644 INFO L290 TraceCheckUtils]: 53: Hoare triple {31874#(and (<= main_~y~0 47) (<= 47 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31875#(and (<= 48 main_~y~0) (<= main_~y~0 48))} is VALID [2022-04-15 06:03:43,645 INFO L290 TraceCheckUtils]: 54: Hoare triple {31875#(and (<= 48 main_~y~0) (<= main_~y~0 48))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31876#(and (<= 49 main_~y~0) (<= main_~y~0 49))} is VALID [2022-04-15 06:03:43,645 INFO L290 TraceCheckUtils]: 55: Hoare triple {31876#(and (<= 49 main_~y~0) (<= main_~y~0 49))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31877#(and (<= 50 main_~y~0) (<= main_~y~0 50))} is VALID [2022-04-15 06:03:43,646 INFO L290 TraceCheckUtils]: 56: Hoare triple {31877#(and (<= 50 main_~y~0) (<= main_~y~0 50))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31878#(and (<= 51 main_~y~0) (<= main_~y~0 51))} is VALID [2022-04-15 06:03:43,646 INFO L290 TraceCheckUtils]: 57: Hoare triple {31878#(and (<= 51 main_~y~0) (<= main_~y~0 51))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31879#(and (<= main_~y~0 52) (<= 52 main_~y~0))} is VALID [2022-04-15 06:03:43,647 INFO L290 TraceCheckUtils]: 58: Hoare triple {31879#(and (<= main_~y~0 52) (<= 52 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {31880#(and (<= main_~y~0 53) (<= 53 main_~y~0))} is VALID [2022-04-15 06:03:43,647 INFO L290 TraceCheckUtils]: 59: Hoare triple {31880#(and (<= main_~y~0 53) (<= 53 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32063#(and (<= 54 main_~y~0) (<= main_~y~0 54))} is VALID [2022-04-15 06:03:43,648 INFO L290 TraceCheckUtils]: 60: Hoare triple {32063#(and (<= 54 main_~y~0) (<= main_~y~0 54))} assume !(~y~0 % 4294967296 < 1024); {31823#false} is VALID [2022-04-15 06:03:43,648 INFO L272 TraceCheckUtils]: 61: Hoare triple {31823#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {31823#false} is VALID [2022-04-15 06:03:43,648 INFO L290 TraceCheckUtils]: 62: Hoare triple {31823#false} ~cond := #in~cond; {31823#false} is VALID [2022-04-15 06:03:43,648 INFO L290 TraceCheckUtils]: 63: Hoare triple {31823#false} assume 0 == ~cond; {31823#false} is VALID [2022-04-15 06:03:43,648 INFO L290 TraceCheckUtils]: 64: Hoare triple {31823#false} assume !false; {31823#false} is VALID [2022-04-15 06:03:43,649 INFO L134 CoverageAnalysis]: Checked inductivity of 1485 backedges. 0 proven. 1485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 06:03:43,649 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-15 06:03:57,202 INFO L290 TraceCheckUtils]: 64: Hoare triple {31823#false} assume !false; {31823#false} is VALID [2022-04-15 06:03:57,202 INFO L290 TraceCheckUtils]: 63: Hoare triple {31823#false} assume 0 == ~cond; {31823#false} is VALID [2022-04-15 06:03:57,202 INFO L290 TraceCheckUtils]: 62: Hoare triple {31823#false} ~cond := #in~cond; {31823#false} is VALID [2022-04-15 06:03:57,202 INFO L272 TraceCheckUtils]: 61: Hoare triple {31823#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {31823#false} is VALID [2022-04-15 06:03:57,202 INFO L290 TraceCheckUtils]: 60: Hoare triple {32091#(< (mod main_~y~0 4294967296) 1024)} assume !(~y~0 % 4294967296 < 1024); {31823#false} is VALID [2022-04-15 06:03:57,203 INFO L290 TraceCheckUtils]: 59: Hoare triple {32095#(< (mod (+ main_~y~0 1) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32091#(< (mod main_~y~0 4294967296) 1024)} is VALID [2022-04-15 06:03:57,204 INFO L290 TraceCheckUtils]: 58: Hoare triple {32099#(or (< (mod (+ main_~y~0 2) 4294967296) 1024) (not (< (mod main_~y~0 4294967296) 1024)))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32095#(< (mod (+ main_~y~0 1) 4294967296) 1024)} is VALID [2022-04-15 06:03:57,205 INFO L290 TraceCheckUtils]: 57: Hoare triple {32103#(or (not (< (mod (+ main_~y~0 1) 4294967296) 1024)) (< (mod (+ main_~y~0 3) 4294967296) 1024))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32099#(or (< (mod (+ main_~y~0 2) 4294967296) 1024) (not (< (mod main_~y~0 4294967296) 1024)))} is VALID [2022-04-15 06:03:57,205 INFO L290 TraceCheckUtils]: 56: Hoare triple {32107#(or (< (mod (+ main_~y~0 4) 4294967296) 1024) (not (< (mod (+ main_~y~0 2) 4294967296) 1024)))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32103#(or (not (< (mod (+ main_~y~0 1) 4294967296) 1024)) (< (mod (+ main_~y~0 3) 4294967296) 1024))} is VALID [2022-04-15 06:03:57,206 INFO L290 TraceCheckUtils]: 55: Hoare triple {32111#(or (not (< (mod (+ main_~y~0 3) 4294967296) 1024)) (< (mod (+ 5 main_~y~0) 4294967296) 1024))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32107#(or (< (mod (+ main_~y~0 4) 4294967296) 1024) (not (< (mod (+ main_~y~0 2) 4294967296) 1024)))} is VALID [2022-04-15 06:03:57,207 INFO L290 TraceCheckUtils]: 54: Hoare triple {32115#(or (not (< (mod (+ main_~y~0 4) 4294967296) 1024)) (< (mod (+ main_~y~0 6) 4294967296) 1024))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32111#(or (not (< (mod (+ main_~y~0 3) 4294967296) 1024)) (< (mod (+ 5 main_~y~0) 4294967296) 1024))} is VALID [2022-04-15 06:03:57,208 INFO L290 TraceCheckUtils]: 53: Hoare triple {32119#(or (< (mod (+ 7 main_~y~0) 4294967296) 1024) (not (< (mod (+ 5 main_~y~0) 4294967296) 1024)))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32115#(or (not (< (mod (+ main_~y~0 4) 4294967296) 1024)) (< (mod (+ main_~y~0 6) 4294967296) 1024))} is VALID [2022-04-15 06:03:57,209 INFO L290 TraceCheckUtils]: 52: Hoare triple {32123#(or (< (mod (+ main_~y~0 8) 4294967296) 1024) (not (< (mod (+ main_~y~0 6) 4294967296) 1024)))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32119#(or (< (mod (+ 7 main_~y~0) 4294967296) 1024) (not (< (mod (+ 5 main_~y~0) 4294967296) 1024)))} is VALID [2022-04-15 06:03:57,209 INFO L290 TraceCheckUtils]: 51: Hoare triple {32127#(or (not (< (mod (+ 7 main_~y~0) 4294967296) 1024)) (< (mod (+ main_~y~0 9) 4294967296) 1024))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32123#(or (< (mod (+ main_~y~0 8) 4294967296) 1024) (not (< (mod (+ main_~y~0 6) 4294967296) 1024)))} is VALID [2022-04-15 06:03:57,210 INFO L290 TraceCheckUtils]: 50: Hoare triple {32131#(or (< (mod (+ main_~y~0 10) 4294967296) 1024) (not (< (mod (+ main_~y~0 8) 4294967296) 1024)))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32127#(or (not (< (mod (+ 7 main_~y~0) 4294967296) 1024)) (< (mod (+ main_~y~0 9) 4294967296) 1024))} is VALID [2022-04-15 06:03:57,211 INFO L290 TraceCheckUtils]: 49: Hoare triple {32135#(or (not (< (mod (+ main_~y~0 9) 4294967296) 1024)) (< (mod (+ main_~y~0 11) 4294967296) 1024))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32131#(or (< (mod (+ main_~y~0 10) 4294967296) 1024) (not (< (mod (+ main_~y~0 8) 4294967296) 1024)))} is VALID [2022-04-15 06:03:57,212 INFO L290 TraceCheckUtils]: 48: Hoare triple {32139#(or (not (< (mod (+ main_~y~0 10) 4294967296) 1024)) (< (mod (+ main_~y~0 12) 4294967296) 1024))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32135#(or (not (< (mod (+ main_~y~0 9) 4294967296) 1024)) (< (mod (+ main_~y~0 11) 4294967296) 1024))} is VALID [2022-04-15 06:03:57,213 INFO L290 TraceCheckUtils]: 47: Hoare triple {32143#(or (< (mod (+ main_~y~0 13) 4294967296) 1024) (not (< (mod (+ main_~y~0 11) 4294967296) 1024)))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32139#(or (not (< (mod (+ main_~y~0 10) 4294967296) 1024)) (< (mod (+ main_~y~0 12) 4294967296) 1024))} is VALID [2022-04-15 06:03:57,213 INFO L290 TraceCheckUtils]: 46: Hoare triple {32147#(or (< (mod (+ main_~y~0 14) 4294967296) 1024) (not (< (mod (+ main_~y~0 12) 4294967296) 1024)))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32143#(or (< (mod (+ main_~y~0 13) 4294967296) 1024) (not (< (mod (+ main_~y~0 11) 4294967296) 1024)))} is VALID [2022-04-15 06:03:57,214 INFO L290 TraceCheckUtils]: 45: Hoare triple {32151#(or (< (mod (+ main_~y~0 15) 4294967296) 1024) (not (< (mod (+ main_~y~0 13) 4294967296) 1024)))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32147#(or (< (mod (+ main_~y~0 14) 4294967296) 1024) (not (< (mod (+ main_~y~0 12) 4294967296) 1024)))} is VALID [2022-04-15 06:03:57,215 INFO L290 TraceCheckUtils]: 44: Hoare triple {32155#(or (< (mod (+ main_~y~0 16) 4294967296) 1024) (not (< (mod (+ main_~y~0 14) 4294967296) 1024)))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32151#(or (< (mod (+ main_~y~0 15) 4294967296) 1024) (not (< (mod (+ main_~y~0 13) 4294967296) 1024)))} is VALID [2022-04-15 06:03:57,216 INFO L290 TraceCheckUtils]: 43: Hoare triple {32159#(or (< (mod (+ main_~y~0 17) 4294967296) 1024) (not (< (mod (+ main_~y~0 15) 4294967296) 1024)))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32155#(or (< (mod (+ main_~y~0 16) 4294967296) 1024) (not (< (mod (+ main_~y~0 14) 4294967296) 1024)))} is VALID [2022-04-15 06:03:57,217 INFO L290 TraceCheckUtils]: 42: Hoare triple {32163#(or (< (mod (+ main_~y~0 18) 4294967296) 1024) (not (< (mod (+ main_~y~0 16) 4294967296) 1024)))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32159#(or (< (mod (+ main_~y~0 17) 4294967296) 1024) (not (< (mod (+ main_~y~0 15) 4294967296) 1024)))} is VALID [2022-04-15 06:03:57,218 INFO L290 TraceCheckUtils]: 41: Hoare triple {32167#(or (not (< (mod (+ main_~y~0 17) 4294967296) 1024)) (< (mod (+ 19 main_~y~0) 4294967296) 1024))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32163#(or (< (mod (+ main_~y~0 18) 4294967296) 1024) (not (< (mod (+ main_~y~0 16) 4294967296) 1024)))} is VALID [2022-04-15 06:03:57,218 INFO L290 TraceCheckUtils]: 40: Hoare triple {32171#(or (< (mod (+ main_~y~0 20) 4294967296) 1024) (not (< (mod (+ main_~y~0 18) 4294967296) 1024)))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32167#(or (not (< (mod (+ main_~y~0 17) 4294967296) 1024)) (< (mod (+ 19 main_~y~0) 4294967296) 1024))} is VALID [2022-04-15 06:03:57,219 INFO L290 TraceCheckUtils]: 39: Hoare triple {32175#(or (< (mod (+ main_~y~0 21) 4294967296) 1024) (not (< (mod (+ 19 main_~y~0) 4294967296) 1024)))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32171#(or (< (mod (+ main_~y~0 20) 4294967296) 1024) (not (< (mod (+ main_~y~0 18) 4294967296) 1024)))} is VALID [2022-04-15 06:03:57,220 INFO L290 TraceCheckUtils]: 38: Hoare triple {32179#(or (< (mod (+ main_~y~0 22) 4294967296) 1024) (not (< (mod (+ main_~y~0 20) 4294967296) 1024)))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32175#(or (< (mod (+ main_~y~0 21) 4294967296) 1024) (not (< (mod (+ 19 main_~y~0) 4294967296) 1024)))} is VALID [2022-04-15 06:03:57,221 INFO L290 TraceCheckUtils]: 37: Hoare triple {32183#(or (not (< (mod (+ main_~y~0 21) 4294967296) 1024)) (< (mod (+ 23 main_~y~0) 4294967296) 1024))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32179#(or (< (mod (+ main_~y~0 22) 4294967296) 1024) (not (< (mod (+ main_~y~0 20) 4294967296) 1024)))} is VALID [2022-04-15 06:03:57,222 INFO L290 TraceCheckUtils]: 36: Hoare triple {32187#(or (not (< (mod (+ main_~y~0 22) 4294967296) 1024)) (< (mod (+ main_~y~0 24) 4294967296) 1024))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32183#(or (not (< (mod (+ main_~y~0 21) 4294967296) 1024)) (< (mod (+ 23 main_~y~0) 4294967296) 1024))} is VALID [2022-04-15 06:03:57,222 INFO L290 TraceCheckUtils]: 35: Hoare triple {32191#(or (not (< (mod (+ 23 main_~y~0) 4294967296) 1024)) (< (mod (+ main_~y~0 25) 4294967296) 1024))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32187#(or (not (< (mod (+ main_~y~0 22) 4294967296) 1024)) (< (mod (+ main_~y~0 24) 4294967296) 1024))} is VALID [2022-04-15 06:03:57,223 INFO L290 TraceCheckUtils]: 34: Hoare triple {32195#(or (< (mod (+ main_~y~0 26) 4294967296) 1024) (not (< (mod (+ main_~y~0 24) 4294967296) 1024)))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32191#(or (not (< (mod (+ 23 main_~y~0) 4294967296) 1024)) (< (mod (+ main_~y~0 25) 4294967296) 1024))} is VALID [2022-04-15 06:03:57,224 INFO L290 TraceCheckUtils]: 33: Hoare triple {32199#(or (not (< (mod (+ main_~y~0 25) 4294967296) 1024)) (< (mod (+ main_~y~0 27) 4294967296) 1024))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32195#(or (< (mod (+ main_~y~0 26) 4294967296) 1024) (not (< (mod (+ main_~y~0 24) 4294967296) 1024)))} is VALID [2022-04-15 06:03:57,225 INFO L290 TraceCheckUtils]: 32: Hoare triple {32203#(or (< (mod (+ main_~y~0 28) 4294967296) 1024) (not (< (mod (+ main_~y~0 26) 4294967296) 1024)))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32199#(or (not (< (mod (+ main_~y~0 25) 4294967296) 1024)) (< (mod (+ main_~y~0 27) 4294967296) 1024))} is VALID [2022-04-15 06:03:57,226 INFO L290 TraceCheckUtils]: 31: Hoare triple {32207#(or (not (< (mod (+ main_~y~0 27) 4294967296) 1024)) (< (mod (+ 29 main_~y~0) 4294967296) 1024))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32203#(or (< (mod (+ main_~y~0 28) 4294967296) 1024) (not (< (mod (+ main_~y~0 26) 4294967296) 1024)))} is VALID [2022-04-15 06:03:57,226 INFO L290 TraceCheckUtils]: 30: Hoare triple {32211#(or (not (< (mod (+ main_~y~0 28) 4294967296) 1024)) (< (mod (+ 30 main_~y~0) 4294967296) 1024))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32207#(or (not (< (mod (+ main_~y~0 27) 4294967296) 1024)) (< (mod (+ 29 main_~y~0) 4294967296) 1024))} is VALID [2022-04-15 06:03:57,227 INFO L290 TraceCheckUtils]: 29: Hoare triple {32215#(or (< (mod (+ main_~y~0 31) 4294967296) 1024) (not (< (mod (+ 29 main_~y~0) 4294967296) 1024)))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32211#(or (not (< (mod (+ main_~y~0 28) 4294967296) 1024)) (< (mod (+ 30 main_~y~0) 4294967296) 1024))} is VALID [2022-04-15 06:03:57,228 INFO L290 TraceCheckUtils]: 28: Hoare triple {32219#(or (not (< (mod (+ 30 main_~y~0) 4294967296) 1024)) (< (mod (+ 32 main_~y~0) 4294967296) 1024))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32215#(or (< (mod (+ main_~y~0 31) 4294967296) 1024) (not (< (mod (+ 29 main_~y~0) 4294967296) 1024)))} is VALID [2022-04-15 06:03:57,229 INFO L290 TraceCheckUtils]: 27: Hoare triple {32223#(or (not (< (mod (+ main_~y~0 31) 4294967296) 1024)) (< (mod (+ main_~y~0 33) 4294967296) 1024))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32219#(or (not (< (mod (+ 30 main_~y~0) 4294967296) 1024)) (< (mod (+ 32 main_~y~0) 4294967296) 1024))} is VALID [2022-04-15 06:03:57,230 INFO L290 TraceCheckUtils]: 26: Hoare triple {32227#(or (< (mod (+ main_~y~0 34) 4294967296) 1024) (not (< (mod (+ 32 main_~y~0) 4294967296) 1024)))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32223#(or (not (< (mod (+ main_~y~0 31) 4294967296) 1024)) (< (mod (+ main_~y~0 33) 4294967296) 1024))} is VALID [2022-04-15 06:03:57,231 INFO L290 TraceCheckUtils]: 25: Hoare triple {32231#(or (< (mod (+ 35 main_~y~0) 4294967296) 1024) (not (< (mod (+ main_~y~0 33) 4294967296) 1024)))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32227#(or (< (mod (+ main_~y~0 34) 4294967296) 1024) (not (< (mod (+ 32 main_~y~0) 4294967296) 1024)))} is VALID [2022-04-15 06:03:57,231 INFO L290 TraceCheckUtils]: 24: Hoare triple {32235#(or (not (< (mod (+ main_~y~0 34) 4294967296) 1024)) (< (mod (+ main_~y~0 36) 4294967296) 1024))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32231#(or (< (mod (+ 35 main_~y~0) 4294967296) 1024) (not (< (mod (+ main_~y~0 33) 4294967296) 1024)))} is VALID [2022-04-15 06:03:57,232 INFO L290 TraceCheckUtils]: 23: Hoare triple {32239#(or (not (< (mod (+ 35 main_~y~0) 4294967296) 1024)) (< (mod (+ main_~y~0 37) 4294967296) 1024))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32235#(or (not (< (mod (+ main_~y~0 34) 4294967296) 1024)) (< (mod (+ main_~y~0 36) 4294967296) 1024))} is VALID [2022-04-15 06:03:57,233 INFO L290 TraceCheckUtils]: 22: Hoare triple {32243#(or (< (mod (+ main_~y~0 38) 4294967296) 1024) (not (< (mod (+ main_~y~0 36) 4294967296) 1024)))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32239#(or (not (< (mod (+ 35 main_~y~0) 4294967296) 1024)) (< (mod (+ main_~y~0 37) 4294967296) 1024))} is VALID [2022-04-15 06:03:57,234 INFO L290 TraceCheckUtils]: 21: Hoare triple {32247#(or (not (< (mod (+ main_~y~0 37) 4294967296) 1024)) (< (mod (+ main_~y~0 39) 4294967296) 1024))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32243#(or (< (mod (+ main_~y~0 38) 4294967296) 1024) (not (< (mod (+ main_~y~0 36) 4294967296) 1024)))} is VALID [2022-04-15 06:03:57,235 INFO L290 TraceCheckUtils]: 20: Hoare triple {32251#(or (< (mod (+ 40 main_~y~0) 4294967296) 1024) (not (< (mod (+ main_~y~0 38) 4294967296) 1024)))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32247#(or (not (< (mod (+ main_~y~0 37) 4294967296) 1024)) (< (mod (+ main_~y~0 39) 4294967296) 1024))} is VALID [2022-04-15 06:03:57,235 INFO L290 TraceCheckUtils]: 19: Hoare triple {32255#(or (< (mod (+ 41 main_~y~0) 4294967296) 1024) (not (< (mod (+ main_~y~0 39) 4294967296) 1024)))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32251#(or (< (mod (+ 40 main_~y~0) 4294967296) 1024) (not (< (mod (+ main_~y~0 38) 4294967296) 1024)))} is VALID [2022-04-15 06:03:57,236 INFO L290 TraceCheckUtils]: 18: Hoare triple {32259#(or (< (mod (+ 42 main_~y~0) 4294967296) 1024) (not (< (mod (+ 40 main_~y~0) 4294967296) 1024)))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32255#(or (< (mod (+ 41 main_~y~0) 4294967296) 1024) (not (< (mod (+ main_~y~0 39) 4294967296) 1024)))} is VALID [2022-04-15 06:03:57,237 INFO L290 TraceCheckUtils]: 17: Hoare triple {32263#(or (not (< (mod (+ 41 main_~y~0) 4294967296) 1024)) (< (mod (+ main_~y~0 43) 4294967296) 1024))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32259#(or (< (mod (+ 42 main_~y~0) 4294967296) 1024) (not (< (mod (+ 40 main_~y~0) 4294967296) 1024)))} is VALID [2022-04-15 06:03:57,238 INFO L290 TraceCheckUtils]: 16: Hoare triple {32267#(or (< (mod (+ 44 main_~y~0) 4294967296) 1024) (not (< (mod (+ 42 main_~y~0) 4294967296) 1024)))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32263#(or (not (< (mod (+ 41 main_~y~0) 4294967296) 1024)) (< (mod (+ main_~y~0 43) 4294967296) 1024))} is VALID [2022-04-15 06:03:57,239 INFO L290 TraceCheckUtils]: 15: Hoare triple {32271#(or (< (mod (+ main_~y~0 45) 4294967296) 1024) (not (< (mod (+ main_~y~0 43) 4294967296) 1024)))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32267#(or (< (mod (+ 44 main_~y~0) 4294967296) 1024) (not (< (mod (+ 42 main_~y~0) 4294967296) 1024)))} is VALID [2022-04-15 06:03:57,239 INFO L290 TraceCheckUtils]: 14: Hoare triple {32275#(or (< (mod (+ main_~y~0 46) 4294967296) 1024) (not (< (mod (+ 44 main_~y~0) 4294967296) 1024)))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32271#(or (< (mod (+ main_~y~0 45) 4294967296) 1024) (not (< (mod (+ main_~y~0 43) 4294967296) 1024)))} is VALID [2022-04-15 06:03:57,240 INFO L290 TraceCheckUtils]: 13: Hoare triple {32279#(or (not (< (mod (+ main_~y~0 45) 4294967296) 1024)) (< (mod (+ main_~y~0 47) 4294967296) 1024))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32275#(or (< (mod (+ main_~y~0 46) 4294967296) 1024) (not (< (mod (+ 44 main_~y~0) 4294967296) 1024)))} is VALID [2022-04-15 06:03:57,241 INFO L290 TraceCheckUtils]: 12: Hoare triple {32283#(or (not (< (mod (+ main_~y~0 46) 4294967296) 1024)) (< (mod (+ main_~y~0 48) 4294967296) 1024))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32279#(or (not (< (mod (+ main_~y~0 45) 4294967296) 1024)) (< (mod (+ main_~y~0 47) 4294967296) 1024))} is VALID [2022-04-15 06:03:57,242 INFO L290 TraceCheckUtils]: 11: Hoare triple {32287#(or (not (< (mod (+ main_~y~0 47) 4294967296) 1024)) (< (mod (+ 49 main_~y~0) 4294967296) 1024))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32283#(or (not (< (mod (+ main_~y~0 46) 4294967296) 1024)) (< (mod (+ main_~y~0 48) 4294967296) 1024))} is VALID [2022-04-15 06:03:57,243 INFO L290 TraceCheckUtils]: 10: Hoare triple {32291#(or (not (< (mod (+ main_~y~0 48) 4294967296) 1024)) (< (mod (+ main_~y~0 50) 4294967296) 1024))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32287#(or (not (< (mod (+ main_~y~0 47) 4294967296) 1024)) (< (mod (+ 49 main_~y~0) 4294967296) 1024))} is VALID [2022-04-15 06:03:57,243 INFO L290 TraceCheckUtils]: 9: Hoare triple {32295#(or (not (< (mod (+ 49 main_~y~0) 4294967296) 1024)) (< (mod (+ 51 main_~y~0) 4294967296) 1024))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32291#(or (not (< (mod (+ main_~y~0 48) 4294967296) 1024)) (< (mod (+ main_~y~0 50) 4294967296) 1024))} is VALID [2022-04-15 06:03:57,244 INFO L290 TraceCheckUtils]: 8: Hoare triple {32299#(or (< (mod (+ main_~y~0 52) 4294967296) 1024) (not (< (mod (+ main_~y~0 50) 4294967296) 1024)))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32295#(or (not (< (mod (+ 49 main_~y~0) 4294967296) 1024)) (< (mod (+ 51 main_~y~0) 4294967296) 1024))} is VALID [2022-04-15 06:03:57,245 INFO L290 TraceCheckUtils]: 7: Hoare triple {32303#(or (not (< (mod (+ 51 main_~y~0) 4294967296) 1024)) (< (mod (+ 53 main_~y~0) 4294967296) 1024))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32299#(or (< (mod (+ main_~y~0 52) 4294967296) 1024) (not (< (mod (+ main_~y~0 50) 4294967296) 1024)))} is VALID [2022-04-15 06:03:57,246 INFO L290 TraceCheckUtils]: 6: Hoare triple {32307#(or (not (< (mod (+ main_~y~0 52) 4294967296) 1024)) (< (mod (+ main_~y~0 54) 4294967296) 1024))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32303#(or (not (< (mod (+ 51 main_~y~0) 4294967296) 1024)) (< (mod (+ 53 main_~y~0) 4294967296) 1024))} is VALID [2022-04-15 06:03:57,246 INFO L290 TraceCheckUtils]: 5: Hoare triple {31822#true} ~x~0 := 1;~y~0 := 0; {32307#(or (not (< (mod (+ main_~y~0 52) 4294967296) 1024)) (< (mod (+ main_~y~0 54) 4294967296) 1024))} is VALID [2022-04-15 06:03:57,246 INFO L272 TraceCheckUtils]: 4: Hoare triple {31822#true} call #t~ret5 := main(); {31822#true} is VALID [2022-04-15 06:03:57,246 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {31822#true} {31822#true} #34#return; {31822#true} is VALID [2022-04-15 06:03:57,246 INFO L290 TraceCheckUtils]: 2: Hoare triple {31822#true} assume true; {31822#true} is VALID [2022-04-15 06:03:57,247 INFO L290 TraceCheckUtils]: 1: Hoare triple {31822#true} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {31822#true} is VALID [2022-04-15 06:03:57,247 INFO L272 TraceCheckUtils]: 0: Hoare triple {31822#true} call ULTIMATE.init(); {31822#true} is VALID [2022-04-15 06:03:57,247 INFO L134 CoverageAnalysis]: Checked inductivity of 1485 backedges. 0 proven. 1485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 06:03:57,247 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [622155670] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-15 06:03:57,247 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-04-15 06:03:57,247 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [58, 57, 57] total 114 [2022-04-15 06:03:57,247 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-15 06:03:57,248 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [920690280] [2022-04-15 06:03:57,248 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [920690280] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-15 06:03:57,248 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-15 06:03:57,248 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [58] imperfect sequences [] total 58 [2022-04-15 06:03:57,248 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1199618985] [2022-04-15 06:03:57,248 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-15 06:03:57,248 INFO L78 Accepts]: Start accepts. Automaton has has 58 states, 58 states have (on average 1.0517241379310345) internal successors, (61), 57 states have internal predecessors, (61), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 65 [2022-04-15 06:03:57,248 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-15 06:03:57,248 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 58 states, 58 states have (on average 1.0517241379310345) internal successors, (61), 57 states have internal predecessors, (61), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:03:57,287 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 65 edges. 65 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 06:03:57,287 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 58 states [2022-04-15 06:03:57,287 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-15 06:03:57,287 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 58 interpolants. [2022-04-15 06:03:57,288 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3360, Invalid=9522, Unknown=0, NotChecked=0, Total=12882 [2022-04-15 06:03:57,288 INFO L87 Difference]: Start difference. First operand 66 states and 66 transitions. Second operand has 58 states, 58 states have (on average 1.0517241379310345) internal successors, (61), 57 states have internal predecessors, (61), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:04:03,450 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 06:04:03,450 INFO L93 Difference]: Finished difference Result 72 states and 72 transitions. [2022-04-15 06:04:03,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2022-04-15 06:04:03,450 INFO L78 Accepts]: Start accepts. Automaton has has 58 states, 58 states have (on average 1.0517241379310345) internal successors, (61), 57 states have internal predecessors, (61), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 65 [2022-04-15 06:04:03,450 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-15 06:04:03,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 58 states, 58 states have (on average 1.0517241379310345) internal successors, (61), 57 states have internal predecessors, (61), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:04:03,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 58 states and 72 transitions. [2022-04-15 06:04:03,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 58 states, 58 states have (on average 1.0517241379310345) internal successors, (61), 57 states have internal predecessors, (61), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:04:03,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 58 states and 72 transitions. [2022-04-15 06:04:03,452 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 58 states and 72 transitions. [2022-04-15 06:04:03,501 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 72 edges. 72 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 06:04:03,502 INFO L225 Difference]: With dead ends: 72 [2022-04-15 06:04:03,502 INFO L226 Difference]: Without dead ends: 67 [2022-04-15 06:04:03,504 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 243 GetRequests, 75 SyntacticMatches, 1 SemanticMatches, 167 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1599 ImplicationChecksByTransitivity, 15.9s TimeCoverageRelationStatistics Valid=6713, Invalid=21679, Unknown=0, NotChecked=0, Total=28392 [2022-04-15 06:04:03,504 INFO L913 BasicCegarLoop]: 11 mSDtfsCounter, 6 mSDsluCounter, 107 mSDsCounter, 0 mSdLazyCounter, 3077 mSolverCounterSat, 111 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 118 SdHoareTripleChecker+Invalid, 3188 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 111 IncrementalHoareTripleChecker+Valid, 3077 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2022-04-15 06:04:03,504 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [6 Valid, 118 Invalid, 3188 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [111 Valid, 3077 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2022-04-15 06:04:03,504 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 67 states. [2022-04-15 06:04:03,574 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 67 to 67. [2022-04-15 06:04:03,574 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-15 06:04:03,574 INFO L82 GeneralOperation]: Start isEquivalent. First operand 67 states. Second operand has 67 states, 62 states have (on average 1.0161290322580645) internal successors, (63), 62 states have internal predecessors, (63), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:04:03,574 INFO L74 IsIncluded]: Start isIncluded. First operand 67 states. Second operand has 67 states, 62 states have (on average 1.0161290322580645) internal successors, (63), 62 states have internal predecessors, (63), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:04:03,574 INFO L87 Difference]: Start difference. First operand 67 states. Second operand has 67 states, 62 states have (on average 1.0161290322580645) internal successors, (63), 62 states have internal predecessors, (63), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:04:03,587 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 06:04:03,587 INFO L93 Difference]: Finished difference Result 67 states and 67 transitions. [2022-04-15 06:04:03,587 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 67 transitions. [2022-04-15 06:04:03,587 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-15 06:04:03,587 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-15 06:04:03,587 INFO L74 IsIncluded]: Start isIncluded. First operand has 67 states, 62 states have (on average 1.0161290322580645) internal successors, (63), 62 states have internal predecessors, (63), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 67 states. [2022-04-15 06:04:03,587 INFO L87 Difference]: Start difference. First operand has 67 states, 62 states have (on average 1.0161290322580645) internal successors, (63), 62 states have internal predecessors, (63), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 67 states. [2022-04-15 06:04:03,588 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 06:04:03,588 INFO L93 Difference]: Finished difference Result 67 states and 67 transitions. [2022-04-15 06:04:03,588 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 67 transitions. [2022-04-15 06:04:03,588 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-15 06:04:03,588 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-15 06:04:03,588 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-15 06:04:03,588 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-15 06:04:03,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 67 states, 62 states have (on average 1.0161290322580645) internal successors, (63), 62 states have internal predecessors, (63), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:04:03,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 67 states and 67 transitions. [2022-04-15 06:04:03,589 INFO L78 Accepts]: Start accepts. Automaton has 67 states and 67 transitions. Word has length 65 [2022-04-15 06:04:03,589 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-15 06:04:03,589 INFO L478 AbstractCegarLoop]: Abstraction has 67 states and 67 transitions. [2022-04-15 06:04:03,589 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 58 states, 58 states have (on average 1.0517241379310345) internal successors, (61), 57 states have internal predecessors, (61), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:04:03,589 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 67 states and 67 transitions. [2022-04-15 06:04:03,639 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 67 edges. 67 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 06:04:03,639 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 67 transitions. [2022-04-15 06:04:03,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-04-15 06:04:03,639 INFO L491 BasicCegarLoop]: Found error trace [2022-04-15 06:04:03,639 INFO L499 BasicCegarLoop]: trace histogram [55, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-15 06:04:03,652 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (55)] Forceful destruction successful, exit code 0 [2022-04-15 06:04:03,839 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable108,SelfDestructingSolverStorable109,55 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-15 06:04:03,840 INFO L403 AbstractCegarLoop]: === Iteration 57 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-15 06:04:03,840 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-15 06:04:03,840 INFO L85 PathProgramCache]: Analyzing trace with hash -1988072778, now seen corresponding path program 109 times [2022-04-15 06:04:03,840 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-15 06:04:03,840 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [1053602335] [2022-04-15 06:04:06,267 WARN L977 rdanLoopAcceleration]: Unable to prove correctness of quantifier elimination. [2022-04-15 06:04:06,413 INFO L89 AcceleratorJordan]: Jordan loop acceleration statistics: 1 HavocedVariables, 2 AssignedVariables, 0 ReadonlyVariables, Eigenvalues: {0={1=1}, 1={2=1}}, 1 SequentialAcceleration, 0 AlternatingAcceleration, 1 QuantifierFreeResult [2022-04-15 06:04:06,415 INFO L271 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2022-04-15 06:04:06,417 INFO L85 PathProgramCache]: Analyzing trace with hash 1324380791, now seen corresponding path program 1 times [2022-04-15 06:04:06,417 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-15 06:04:06,417 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [808847910] [2022-04-15 06:04:06,417 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-15 06:04:06,417 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-15 06:04:06,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-15 06:04:06,421 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-04-15 06:04:06,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-15 06:04:06,423 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-04-15 06:04:06,423 INFO L85 PathProgramCache]: Analyzing trace with hash -1988072778, now seen corresponding path program 110 times [2022-04-15 06:04:06,424 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-15 06:04:06,424 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1711574663] [2022-04-15 06:04:06,424 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-15 06:04:06,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-15 06:04:06,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 06:04:07,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-15 06:04:07,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 06:04:07,778 INFO L290 TraceCheckUtils]: 0: Hoare triple {32911#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {32850#true} is VALID [2022-04-15 06:04:07,778 INFO L290 TraceCheckUtils]: 1: Hoare triple {32850#true} assume true; {32850#true} is VALID [2022-04-15 06:04:07,778 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {32850#true} {32850#true} #34#return; {32850#true} is VALID [2022-04-15 06:04:07,778 INFO L272 TraceCheckUtils]: 0: Hoare triple {32850#true} call ULTIMATE.init(); {32911#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} is VALID [2022-04-15 06:04:07,779 INFO L290 TraceCheckUtils]: 1: Hoare triple {32911#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {32850#true} is VALID [2022-04-15 06:04:07,779 INFO L290 TraceCheckUtils]: 2: Hoare triple {32850#true} assume true; {32850#true} is VALID [2022-04-15 06:04:07,779 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {32850#true} {32850#true} #34#return; {32850#true} is VALID [2022-04-15 06:04:07,779 INFO L272 TraceCheckUtils]: 4: Hoare triple {32850#true} call #t~ret5 := main(); {32850#true} is VALID [2022-04-15 06:04:07,779 INFO L290 TraceCheckUtils]: 5: Hoare triple {32850#true} ~x~0 := 1;~y~0 := 0; {32855#(= main_~y~0 0)} is VALID [2022-04-15 06:04:07,779 INFO L290 TraceCheckUtils]: 6: Hoare triple {32855#(= main_~y~0 0)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32856#(and (<= 1 main_~y~0) (<= main_~y~0 1))} is VALID [2022-04-15 06:04:07,780 INFO L290 TraceCheckUtils]: 7: Hoare triple {32856#(and (<= 1 main_~y~0) (<= main_~y~0 1))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32857#(and (<= 2 main_~y~0) (<= main_~y~0 2))} is VALID [2022-04-15 06:04:07,780 INFO L290 TraceCheckUtils]: 8: Hoare triple {32857#(and (<= 2 main_~y~0) (<= main_~y~0 2))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32858#(and (<= main_~y~0 3) (<= 3 main_~y~0))} is VALID [2022-04-15 06:04:07,781 INFO L290 TraceCheckUtils]: 9: Hoare triple {32858#(and (<= main_~y~0 3) (<= 3 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32859#(and (<= main_~y~0 4) (<= 4 main_~y~0))} is VALID [2022-04-15 06:04:07,781 INFO L290 TraceCheckUtils]: 10: Hoare triple {32859#(and (<= main_~y~0 4) (<= 4 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32860#(and (<= 5 main_~y~0) (<= main_~y~0 5))} is VALID [2022-04-15 06:04:07,782 INFO L290 TraceCheckUtils]: 11: Hoare triple {32860#(and (<= 5 main_~y~0) (<= main_~y~0 5))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32861#(and (<= main_~y~0 6) (<= 6 main_~y~0))} is VALID [2022-04-15 06:04:07,782 INFO L290 TraceCheckUtils]: 12: Hoare triple {32861#(and (<= main_~y~0 6) (<= 6 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32862#(and (<= 7 main_~y~0) (<= main_~y~0 7))} is VALID [2022-04-15 06:04:07,782 INFO L290 TraceCheckUtils]: 13: Hoare triple {32862#(and (<= 7 main_~y~0) (<= main_~y~0 7))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32863#(and (<= main_~y~0 8) (<= 8 main_~y~0))} is VALID [2022-04-15 06:04:07,783 INFO L290 TraceCheckUtils]: 14: Hoare triple {32863#(and (<= main_~y~0 8) (<= 8 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32864#(and (<= 9 main_~y~0) (<= main_~y~0 9))} is VALID [2022-04-15 06:04:07,783 INFO L290 TraceCheckUtils]: 15: Hoare triple {32864#(and (<= 9 main_~y~0) (<= main_~y~0 9))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32865#(and (<= main_~y~0 10) (<= 10 main_~y~0))} is VALID [2022-04-15 06:04:07,784 INFO L290 TraceCheckUtils]: 16: Hoare triple {32865#(and (<= main_~y~0 10) (<= 10 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32866#(and (<= main_~y~0 11) (<= 11 main_~y~0))} is VALID [2022-04-15 06:04:07,784 INFO L290 TraceCheckUtils]: 17: Hoare triple {32866#(and (<= main_~y~0 11) (<= 11 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32867#(and (<= 12 main_~y~0) (<= main_~y~0 12))} is VALID [2022-04-15 06:04:07,785 INFO L290 TraceCheckUtils]: 18: Hoare triple {32867#(and (<= 12 main_~y~0) (<= main_~y~0 12))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32868#(and (<= main_~y~0 13) (<= 13 main_~y~0))} is VALID [2022-04-15 06:04:07,785 INFO L290 TraceCheckUtils]: 19: Hoare triple {32868#(and (<= main_~y~0 13) (<= 13 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32869#(and (<= 14 main_~y~0) (<= main_~y~0 14))} is VALID [2022-04-15 06:04:07,786 INFO L290 TraceCheckUtils]: 20: Hoare triple {32869#(and (<= 14 main_~y~0) (<= main_~y~0 14))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32870#(and (<= main_~y~0 15) (<= 15 main_~y~0))} is VALID [2022-04-15 06:04:07,786 INFO L290 TraceCheckUtils]: 21: Hoare triple {32870#(and (<= main_~y~0 15) (<= 15 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32871#(and (<= 16 main_~y~0) (<= main_~y~0 16))} is VALID [2022-04-15 06:04:07,787 INFO L290 TraceCheckUtils]: 22: Hoare triple {32871#(and (<= 16 main_~y~0) (<= main_~y~0 16))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32872#(and (<= main_~y~0 17) (<= 17 main_~y~0))} is VALID [2022-04-15 06:04:07,787 INFO L290 TraceCheckUtils]: 23: Hoare triple {32872#(and (<= main_~y~0 17) (<= 17 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32873#(and (<= 18 main_~y~0) (<= main_~y~0 18))} is VALID [2022-04-15 06:04:07,787 INFO L290 TraceCheckUtils]: 24: Hoare triple {32873#(and (<= 18 main_~y~0) (<= main_~y~0 18))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32874#(and (<= 19 main_~y~0) (<= main_~y~0 19))} is VALID [2022-04-15 06:04:07,788 INFO L290 TraceCheckUtils]: 25: Hoare triple {32874#(and (<= 19 main_~y~0) (<= main_~y~0 19))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32875#(and (<= 20 main_~y~0) (<= main_~y~0 20))} is VALID [2022-04-15 06:04:07,788 INFO L290 TraceCheckUtils]: 26: Hoare triple {32875#(and (<= 20 main_~y~0) (<= main_~y~0 20))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32876#(and (<= main_~y~0 21) (<= 21 main_~y~0))} is VALID [2022-04-15 06:04:07,789 INFO L290 TraceCheckUtils]: 27: Hoare triple {32876#(and (<= main_~y~0 21) (<= 21 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32877#(and (<= main_~y~0 22) (<= 22 main_~y~0))} is VALID [2022-04-15 06:04:07,789 INFO L290 TraceCheckUtils]: 28: Hoare triple {32877#(and (<= main_~y~0 22) (<= 22 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32878#(and (<= main_~y~0 23) (<= 23 main_~y~0))} is VALID [2022-04-15 06:04:07,790 INFO L290 TraceCheckUtils]: 29: Hoare triple {32878#(and (<= main_~y~0 23) (<= 23 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32879#(and (<= 24 main_~y~0) (<= main_~y~0 24))} is VALID [2022-04-15 06:04:07,790 INFO L290 TraceCheckUtils]: 30: Hoare triple {32879#(and (<= 24 main_~y~0) (<= main_~y~0 24))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32880#(and (<= 25 main_~y~0) (<= main_~y~0 25))} is VALID [2022-04-15 06:04:07,791 INFO L290 TraceCheckUtils]: 31: Hoare triple {32880#(and (<= 25 main_~y~0) (<= main_~y~0 25))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32881#(and (<= main_~y~0 26) (<= 26 main_~y~0))} is VALID [2022-04-15 06:04:07,791 INFO L290 TraceCheckUtils]: 32: Hoare triple {32881#(and (<= main_~y~0 26) (<= 26 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32882#(and (<= main_~y~0 27) (<= 27 main_~y~0))} is VALID [2022-04-15 06:04:07,792 INFO L290 TraceCheckUtils]: 33: Hoare triple {32882#(and (<= main_~y~0 27) (<= 27 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32883#(and (<= main_~y~0 28) (<= 28 main_~y~0))} is VALID [2022-04-15 06:04:07,792 INFO L290 TraceCheckUtils]: 34: Hoare triple {32883#(and (<= main_~y~0 28) (<= 28 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32884#(and (<= 29 main_~y~0) (<= main_~y~0 29))} is VALID [2022-04-15 06:04:07,792 INFO L290 TraceCheckUtils]: 35: Hoare triple {32884#(and (<= 29 main_~y~0) (<= main_~y~0 29))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32885#(and (<= main_~y~0 30) (<= 30 main_~y~0))} is VALID [2022-04-15 06:04:07,793 INFO L290 TraceCheckUtils]: 36: Hoare triple {32885#(and (<= main_~y~0 30) (<= 30 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32886#(and (<= main_~y~0 31) (<= 31 main_~y~0))} is VALID [2022-04-15 06:04:07,793 INFO L290 TraceCheckUtils]: 37: Hoare triple {32886#(and (<= main_~y~0 31) (<= 31 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32887#(and (<= main_~y~0 32) (<= 32 main_~y~0))} is VALID [2022-04-15 06:04:07,794 INFO L290 TraceCheckUtils]: 38: Hoare triple {32887#(and (<= main_~y~0 32) (<= 32 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32888#(and (<= 33 main_~y~0) (<= main_~y~0 33))} is VALID [2022-04-15 06:04:07,794 INFO L290 TraceCheckUtils]: 39: Hoare triple {32888#(and (<= 33 main_~y~0) (<= main_~y~0 33))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32889#(and (<= main_~y~0 34) (<= 34 main_~y~0))} is VALID [2022-04-15 06:04:07,795 INFO L290 TraceCheckUtils]: 40: Hoare triple {32889#(and (<= main_~y~0 34) (<= 34 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32890#(and (<= 35 main_~y~0) (<= main_~y~0 35))} is VALID [2022-04-15 06:04:07,795 INFO L290 TraceCheckUtils]: 41: Hoare triple {32890#(and (<= 35 main_~y~0) (<= main_~y~0 35))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32891#(and (<= 36 main_~y~0) (<= main_~y~0 36))} is VALID [2022-04-15 06:04:07,796 INFO L290 TraceCheckUtils]: 42: Hoare triple {32891#(and (<= 36 main_~y~0) (<= main_~y~0 36))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32892#(and (<= main_~y~0 37) (<= 37 main_~y~0))} is VALID [2022-04-15 06:04:07,796 INFO L290 TraceCheckUtils]: 43: Hoare triple {32892#(and (<= main_~y~0 37) (<= 37 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32893#(and (<= 38 main_~y~0) (<= main_~y~0 38))} is VALID [2022-04-15 06:04:07,797 INFO L290 TraceCheckUtils]: 44: Hoare triple {32893#(and (<= 38 main_~y~0) (<= main_~y~0 38))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32894#(and (<= 39 main_~y~0) (<= main_~y~0 39))} is VALID [2022-04-15 06:04:07,797 INFO L290 TraceCheckUtils]: 45: Hoare triple {32894#(and (<= 39 main_~y~0) (<= main_~y~0 39))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32895#(and (<= 40 main_~y~0) (<= main_~y~0 40))} is VALID [2022-04-15 06:04:07,797 INFO L290 TraceCheckUtils]: 46: Hoare triple {32895#(and (<= 40 main_~y~0) (<= main_~y~0 40))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32896#(and (<= 41 main_~y~0) (<= main_~y~0 41))} is VALID [2022-04-15 06:04:07,798 INFO L290 TraceCheckUtils]: 47: Hoare triple {32896#(and (<= 41 main_~y~0) (<= main_~y~0 41))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32897#(and (<= main_~y~0 42) (<= 42 main_~y~0))} is VALID [2022-04-15 06:04:07,798 INFO L290 TraceCheckUtils]: 48: Hoare triple {32897#(and (<= main_~y~0 42) (<= 42 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32898#(and (<= 43 main_~y~0) (<= main_~y~0 43))} is VALID [2022-04-15 06:04:07,799 INFO L290 TraceCheckUtils]: 49: Hoare triple {32898#(and (<= 43 main_~y~0) (<= main_~y~0 43))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32899#(and (<= main_~y~0 44) (<= 44 main_~y~0))} is VALID [2022-04-15 06:04:07,799 INFO L290 TraceCheckUtils]: 50: Hoare triple {32899#(and (<= main_~y~0 44) (<= 44 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32900#(and (<= main_~y~0 45) (<= 45 main_~y~0))} is VALID [2022-04-15 06:04:07,800 INFO L290 TraceCheckUtils]: 51: Hoare triple {32900#(and (<= main_~y~0 45) (<= 45 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32901#(and (<= main_~y~0 46) (<= 46 main_~y~0))} is VALID [2022-04-15 06:04:07,800 INFO L290 TraceCheckUtils]: 52: Hoare triple {32901#(and (<= main_~y~0 46) (<= 46 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32902#(and (<= main_~y~0 47) (<= 47 main_~y~0))} is VALID [2022-04-15 06:04:07,801 INFO L290 TraceCheckUtils]: 53: Hoare triple {32902#(and (<= main_~y~0 47) (<= 47 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32903#(and (<= 48 main_~y~0) (<= main_~y~0 48))} is VALID [2022-04-15 06:04:07,801 INFO L290 TraceCheckUtils]: 54: Hoare triple {32903#(and (<= 48 main_~y~0) (<= main_~y~0 48))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32904#(and (<= 49 main_~y~0) (<= main_~y~0 49))} is VALID [2022-04-15 06:04:07,802 INFO L290 TraceCheckUtils]: 55: Hoare triple {32904#(and (<= 49 main_~y~0) (<= main_~y~0 49))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32905#(and (<= 50 main_~y~0) (<= main_~y~0 50))} is VALID [2022-04-15 06:04:07,802 INFO L290 TraceCheckUtils]: 56: Hoare triple {32905#(and (<= 50 main_~y~0) (<= main_~y~0 50))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32906#(and (<= 51 main_~y~0) (<= main_~y~0 51))} is VALID [2022-04-15 06:04:07,802 INFO L290 TraceCheckUtils]: 57: Hoare triple {32906#(and (<= 51 main_~y~0) (<= main_~y~0 51))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32907#(and (<= main_~y~0 52) (<= 52 main_~y~0))} is VALID [2022-04-15 06:04:07,803 INFO L290 TraceCheckUtils]: 58: Hoare triple {32907#(and (<= main_~y~0 52) (<= 52 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32908#(and (<= main_~y~0 53) (<= 53 main_~y~0))} is VALID [2022-04-15 06:04:07,803 INFO L290 TraceCheckUtils]: 59: Hoare triple {32908#(and (<= main_~y~0 53) (<= 53 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32909#(and (<= 54 main_~y~0) (<= main_~y~0 54))} is VALID [2022-04-15 06:04:07,804 INFO L290 TraceCheckUtils]: 60: Hoare triple {32909#(and (<= 54 main_~y~0) (<= main_~y~0 54))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32910#(and (not (<= (+ (div main_~y~0 4294967296) 1) 0)) (<= main_~y~0 55))} is VALID [2022-04-15 06:04:07,804 INFO L290 TraceCheckUtils]: 61: Hoare triple {32910#(and (not (<= (+ (div main_~y~0 4294967296) 1) 0)) (<= main_~y~0 55))} assume !(~y~0 % 4294967296 < 1024); {32851#false} is VALID [2022-04-15 06:04:07,804 INFO L272 TraceCheckUtils]: 62: Hoare triple {32851#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {32851#false} is VALID [2022-04-15 06:04:07,804 INFO L290 TraceCheckUtils]: 63: Hoare triple {32851#false} ~cond := #in~cond; {32851#false} is VALID [2022-04-15 06:04:07,804 INFO L290 TraceCheckUtils]: 64: Hoare triple {32851#false} assume 0 == ~cond; {32851#false} is VALID [2022-04-15 06:04:07,805 INFO L290 TraceCheckUtils]: 65: Hoare triple {32851#false} assume !false; {32851#false} is VALID [2022-04-15 06:04:07,805 INFO L134 CoverageAnalysis]: Checked inductivity of 1540 backedges. 0 proven. 1540 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 06:04:07,805 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-15 06:04:07,805 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1711574663] [2022-04-15 06:04:07,805 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1711574663] provided 0 perfect and 1 imperfect interpolant sequences [2022-04-15 06:04:07,805 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [334467321] [2022-04-15 06:04:07,805 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-04-15 06:04:07,805 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-15 06:04:07,806 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-15 06:04:07,806 INFO L229 MonitoredProcess]: Starting monitored process 56 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-04-15 06:04:07,807 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (56)] Waiting until timeout for monitored process [2022-04-15 06:04:07,919 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-04-15 06:04:07,919 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-15 06:04:07,921 INFO L263 TraceCheckSpWp]: Trace formula consists of 328 conjuncts, 113 conjunts are in the unsatisfiable core [2022-04-15 06:04:07,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 06:04:07,936 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-15 06:04:08,497 INFO L272 TraceCheckUtils]: 0: Hoare triple {32850#true} call ULTIMATE.init(); {32850#true} is VALID [2022-04-15 06:04:08,497 INFO L290 TraceCheckUtils]: 1: Hoare triple {32850#true} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {32850#true} is VALID [2022-04-15 06:04:08,497 INFO L290 TraceCheckUtils]: 2: Hoare triple {32850#true} assume true; {32850#true} is VALID [2022-04-15 06:04:08,497 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {32850#true} {32850#true} #34#return; {32850#true} is VALID [2022-04-15 06:04:08,497 INFO L272 TraceCheckUtils]: 4: Hoare triple {32850#true} call #t~ret5 := main(); {32850#true} is VALID [2022-04-15 06:04:08,497 INFO L290 TraceCheckUtils]: 5: Hoare triple {32850#true} ~x~0 := 1;~y~0 := 0; {32855#(= main_~y~0 0)} is VALID [2022-04-15 06:04:08,498 INFO L290 TraceCheckUtils]: 6: Hoare triple {32855#(= main_~y~0 0)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32856#(and (<= 1 main_~y~0) (<= main_~y~0 1))} is VALID [2022-04-15 06:04:08,498 INFO L290 TraceCheckUtils]: 7: Hoare triple {32856#(and (<= 1 main_~y~0) (<= main_~y~0 1))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32857#(and (<= 2 main_~y~0) (<= main_~y~0 2))} is VALID [2022-04-15 06:04:08,499 INFO L290 TraceCheckUtils]: 8: Hoare triple {32857#(and (<= 2 main_~y~0) (<= main_~y~0 2))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32858#(and (<= main_~y~0 3) (<= 3 main_~y~0))} is VALID [2022-04-15 06:04:08,499 INFO L290 TraceCheckUtils]: 9: Hoare triple {32858#(and (<= main_~y~0 3) (<= 3 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32859#(and (<= main_~y~0 4) (<= 4 main_~y~0))} is VALID [2022-04-15 06:04:08,500 INFO L290 TraceCheckUtils]: 10: Hoare triple {32859#(and (<= main_~y~0 4) (<= 4 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32860#(and (<= 5 main_~y~0) (<= main_~y~0 5))} is VALID [2022-04-15 06:04:08,500 INFO L290 TraceCheckUtils]: 11: Hoare triple {32860#(and (<= 5 main_~y~0) (<= main_~y~0 5))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32861#(and (<= main_~y~0 6) (<= 6 main_~y~0))} is VALID [2022-04-15 06:04:08,500 INFO L290 TraceCheckUtils]: 12: Hoare triple {32861#(and (<= main_~y~0 6) (<= 6 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32862#(and (<= 7 main_~y~0) (<= main_~y~0 7))} is VALID [2022-04-15 06:04:08,501 INFO L290 TraceCheckUtils]: 13: Hoare triple {32862#(and (<= 7 main_~y~0) (<= main_~y~0 7))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32863#(and (<= main_~y~0 8) (<= 8 main_~y~0))} is VALID [2022-04-15 06:04:08,501 INFO L290 TraceCheckUtils]: 14: Hoare triple {32863#(and (<= main_~y~0 8) (<= 8 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32864#(and (<= 9 main_~y~0) (<= main_~y~0 9))} is VALID [2022-04-15 06:04:08,502 INFO L290 TraceCheckUtils]: 15: Hoare triple {32864#(and (<= 9 main_~y~0) (<= main_~y~0 9))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32865#(and (<= main_~y~0 10) (<= 10 main_~y~0))} is VALID [2022-04-15 06:04:08,502 INFO L290 TraceCheckUtils]: 16: Hoare triple {32865#(and (<= main_~y~0 10) (<= 10 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32866#(and (<= main_~y~0 11) (<= 11 main_~y~0))} is VALID [2022-04-15 06:04:08,503 INFO L290 TraceCheckUtils]: 17: Hoare triple {32866#(and (<= main_~y~0 11) (<= 11 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32867#(and (<= 12 main_~y~0) (<= main_~y~0 12))} is VALID [2022-04-15 06:04:08,503 INFO L290 TraceCheckUtils]: 18: Hoare triple {32867#(and (<= 12 main_~y~0) (<= main_~y~0 12))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32868#(and (<= main_~y~0 13) (<= 13 main_~y~0))} is VALID [2022-04-15 06:04:08,504 INFO L290 TraceCheckUtils]: 19: Hoare triple {32868#(and (<= main_~y~0 13) (<= 13 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32869#(and (<= 14 main_~y~0) (<= main_~y~0 14))} is VALID [2022-04-15 06:04:08,504 INFO L290 TraceCheckUtils]: 20: Hoare triple {32869#(and (<= 14 main_~y~0) (<= main_~y~0 14))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32870#(and (<= main_~y~0 15) (<= 15 main_~y~0))} is VALID [2022-04-15 06:04:08,505 INFO L290 TraceCheckUtils]: 21: Hoare triple {32870#(and (<= main_~y~0 15) (<= 15 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32871#(and (<= 16 main_~y~0) (<= main_~y~0 16))} is VALID [2022-04-15 06:04:08,505 INFO L290 TraceCheckUtils]: 22: Hoare triple {32871#(and (<= 16 main_~y~0) (<= main_~y~0 16))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32872#(and (<= main_~y~0 17) (<= 17 main_~y~0))} is VALID [2022-04-15 06:04:08,506 INFO L290 TraceCheckUtils]: 23: Hoare triple {32872#(and (<= main_~y~0 17) (<= 17 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32873#(and (<= 18 main_~y~0) (<= main_~y~0 18))} is VALID [2022-04-15 06:04:08,506 INFO L290 TraceCheckUtils]: 24: Hoare triple {32873#(and (<= 18 main_~y~0) (<= main_~y~0 18))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32874#(and (<= 19 main_~y~0) (<= main_~y~0 19))} is VALID [2022-04-15 06:04:08,506 INFO L290 TraceCheckUtils]: 25: Hoare triple {32874#(and (<= 19 main_~y~0) (<= main_~y~0 19))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32875#(and (<= 20 main_~y~0) (<= main_~y~0 20))} is VALID [2022-04-15 06:04:08,507 INFO L290 TraceCheckUtils]: 26: Hoare triple {32875#(and (<= 20 main_~y~0) (<= main_~y~0 20))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32876#(and (<= main_~y~0 21) (<= 21 main_~y~0))} is VALID [2022-04-15 06:04:08,507 INFO L290 TraceCheckUtils]: 27: Hoare triple {32876#(and (<= main_~y~0 21) (<= 21 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32877#(and (<= main_~y~0 22) (<= 22 main_~y~0))} is VALID [2022-04-15 06:04:08,508 INFO L290 TraceCheckUtils]: 28: Hoare triple {32877#(and (<= main_~y~0 22) (<= 22 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32878#(and (<= main_~y~0 23) (<= 23 main_~y~0))} is VALID [2022-04-15 06:04:08,508 INFO L290 TraceCheckUtils]: 29: Hoare triple {32878#(and (<= main_~y~0 23) (<= 23 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32879#(and (<= 24 main_~y~0) (<= main_~y~0 24))} is VALID [2022-04-15 06:04:08,509 INFO L290 TraceCheckUtils]: 30: Hoare triple {32879#(and (<= 24 main_~y~0) (<= main_~y~0 24))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32880#(and (<= 25 main_~y~0) (<= main_~y~0 25))} is VALID [2022-04-15 06:04:08,509 INFO L290 TraceCheckUtils]: 31: Hoare triple {32880#(and (<= 25 main_~y~0) (<= main_~y~0 25))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32881#(and (<= main_~y~0 26) (<= 26 main_~y~0))} is VALID [2022-04-15 06:04:08,510 INFO L290 TraceCheckUtils]: 32: Hoare triple {32881#(and (<= main_~y~0 26) (<= 26 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32882#(and (<= main_~y~0 27) (<= 27 main_~y~0))} is VALID [2022-04-15 06:04:08,510 INFO L290 TraceCheckUtils]: 33: Hoare triple {32882#(and (<= main_~y~0 27) (<= 27 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32883#(and (<= main_~y~0 28) (<= 28 main_~y~0))} is VALID [2022-04-15 06:04:08,511 INFO L290 TraceCheckUtils]: 34: Hoare triple {32883#(and (<= main_~y~0 28) (<= 28 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32884#(and (<= 29 main_~y~0) (<= main_~y~0 29))} is VALID [2022-04-15 06:04:08,511 INFO L290 TraceCheckUtils]: 35: Hoare triple {32884#(and (<= 29 main_~y~0) (<= main_~y~0 29))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32885#(and (<= main_~y~0 30) (<= 30 main_~y~0))} is VALID [2022-04-15 06:04:08,511 INFO L290 TraceCheckUtils]: 36: Hoare triple {32885#(and (<= main_~y~0 30) (<= 30 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32886#(and (<= main_~y~0 31) (<= 31 main_~y~0))} is VALID [2022-04-15 06:04:08,512 INFO L290 TraceCheckUtils]: 37: Hoare triple {32886#(and (<= main_~y~0 31) (<= 31 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32887#(and (<= main_~y~0 32) (<= 32 main_~y~0))} is VALID [2022-04-15 06:04:08,512 INFO L290 TraceCheckUtils]: 38: Hoare triple {32887#(and (<= main_~y~0 32) (<= 32 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32888#(and (<= 33 main_~y~0) (<= main_~y~0 33))} is VALID [2022-04-15 06:04:08,513 INFO L290 TraceCheckUtils]: 39: Hoare triple {32888#(and (<= 33 main_~y~0) (<= main_~y~0 33))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32889#(and (<= main_~y~0 34) (<= 34 main_~y~0))} is VALID [2022-04-15 06:04:08,513 INFO L290 TraceCheckUtils]: 40: Hoare triple {32889#(and (<= main_~y~0 34) (<= 34 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32890#(and (<= 35 main_~y~0) (<= main_~y~0 35))} is VALID [2022-04-15 06:04:08,514 INFO L290 TraceCheckUtils]: 41: Hoare triple {32890#(and (<= 35 main_~y~0) (<= main_~y~0 35))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32891#(and (<= 36 main_~y~0) (<= main_~y~0 36))} is VALID [2022-04-15 06:04:08,514 INFO L290 TraceCheckUtils]: 42: Hoare triple {32891#(and (<= 36 main_~y~0) (<= main_~y~0 36))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32892#(and (<= main_~y~0 37) (<= 37 main_~y~0))} is VALID [2022-04-15 06:04:08,515 INFO L290 TraceCheckUtils]: 43: Hoare triple {32892#(and (<= main_~y~0 37) (<= 37 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32893#(and (<= 38 main_~y~0) (<= main_~y~0 38))} is VALID [2022-04-15 06:04:08,515 INFO L290 TraceCheckUtils]: 44: Hoare triple {32893#(and (<= 38 main_~y~0) (<= main_~y~0 38))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32894#(and (<= 39 main_~y~0) (<= main_~y~0 39))} is VALID [2022-04-15 06:04:08,516 INFO L290 TraceCheckUtils]: 45: Hoare triple {32894#(and (<= 39 main_~y~0) (<= main_~y~0 39))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32895#(and (<= 40 main_~y~0) (<= main_~y~0 40))} is VALID [2022-04-15 06:04:08,516 INFO L290 TraceCheckUtils]: 46: Hoare triple {32895#(and (<= 40 main_~y~0) (<= main_~y~0 40))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32896#(and (<= 41 main_~y~0) (<= main_~y~0 41))} is VALID [2022-04-15 06:04:08,517 INFO L290 TraceCheckUtils]: 47: Hoare triple {32896#(and (<= 41 main_~y~0) (<= main_~y~0 41))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32897#(and (<= main_~y~0 42) (<= 42 main_~y~0))} is VALID [2022-04-15 06:04:08,517 INFO L290 TraceCheckUtils]: 48: Hoare triple {32897#(and (<= main_~y~0 42) (<= 42 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32898#(and (<= 43 main_~y~0) (<= main_~y~0 43))} is VALID [2022-04-15 06:04:08,517 INFO L290 TraceCheckUtils]: 49: Hoare triple {32898#(and (<= 43 main_~y~0) (<= main_~y~0 43))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32899#(and (<= main_~y~0 44) (<= 44 main_~y~0))} is VALID [2022-04-15 06:04:08,518 INFO L290 TraceCheckUtils]: 50: Hoare triple {32899#(and (<= main_~y~0 44) (<= 44 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32900#(and (<= main_~y~0 45) (<= 45 main_~y~0))} is VALID [2022-04-15 06:04:08,518 INFO L290 TraceCheckUtils]: 51: Hoare triple {32900#(and (<= main_~y~0 45) (<= 45 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32901#(and (<= main_~y~0 46) (<= 46 main_~y~0))} is VALID [2022-04-15 06:04:08,519 INFO L290 TraceCheckUtils]: 52: Hoare triple {32901#(and (<= main_~y~0 46) (<= 46 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32902#(and (<= main_~y~0 47) (<= 47 main_~y~0))} is VALID [2022-04-15 06:04:08,519 INFO L290 TraceCheckUtils]: 53: Hoare triple {32902#(and (<= main_~y~0 47) (<= 47 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32903#(and (<= 48 main_~y~0) (<= main_~y~0 48))} is VALID [2022-04-15 06:04:08,520 INFO L290 TraceCheckUtils]: 54: Hoare triple {32903#(and (<= 48 main_~y~0) (<= main_~y~0 48))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32904#(and (<= 49 main_~y~0) (<= main_~y~0 49))} is VALID [2022-04-15 06:04:08,521 INFO L290 TraceCheckUtils]: 55: Hoare triple {32904#(and (<= 49 main_~y~0) (<= main_~y~0 49))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32905#(and (<= 50 main_~y~0) (<= main_~y~0 50))} is VALID [2022-04-15 06:04:08,521 INFO L290 TraceCheckUtils]: 56: Hoare triple {32905#(and (<= 50 main_~y~0) (<= main_~y~0 50))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32906#(and (<= 51 main_~y~0) (<= main_~y~0 51))} is VALID [2022-04-15 06:04:08,522 INFO L290 TraceCheckUtils]: 57: Hoare triple {32906#(and (<= 51 main_~y~0) (<= main_~y~0 51))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32907#(and (<= main_~y~0 52) (<= 52 main_~y~0))} is VALID [2022-04-15 06:04:08,522 INFO L290 TraceCheckUtils]: 58: Hoare triple {32907#(and (<= main_~y~0 52) (<= 52 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32908#(and (<= main_~y~0 53) (<= 53 main_~y~0))} is VALID [2022-04-15 06:04:08,523 INFO L290 TraceCheckUtils]: 59: Hoare triple {32908#(and (<= main_~y~0 53) (<= 53 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {32909#(and (<= 54 main_~y~0) (<= main_~y~0 54))} is VALID [2022-04-15 06:04:08,523 INFO L290 TraceCheckUtils]: 60: Hoare triple {32909#(and (<= 54 main_~y~0) (<= main_~y~0 54))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33095#(and (<= 55 main_~y~0) (<= main_~y~0 55))} is VALID [2022-04-15 06:04:08,524 INFO L290 TraceCheckUtils]: 61: Hoare triple {33095#(and (<= 55 main_~y~0) (<= main_~y~0 55))} assume !(~y~0 % 4294967296 < 1024); {32851#false} is VALID [2022-04-15 06:04:08,524 INFO L272 TraceCheckUtils]: 62: Hoare triple {32851#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {32851#false} is VALID [2022-04-15 06:04:08,524 INFO L290 TraceCheckUtils]: 63: Hoare triple {32851#false} ~cond := #in~cond; {32851#false} is VALID [2022-04-15 06:04:08,524 INFO L290 TraceCheckUtils]: 64: Hoare triple {32851#false} assume 0 == ~cond; {32851#false} is VALID [2022-04-15 06:04:08,524 INFO L290 TraceCheckUtils]: 65: Hoare triple {32851#false} assume !false; {32851#false} is VALID [2022-04-15 06:04:08,524 INFO L134 CoverageAnalysis]: Checked inductivity of 1540 backedges. 0 proven. 1540 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 06:04:08,524 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-15 06:04:13,092 INFO L290 TraceCheckUtils]: 65: Hoare triple {32851#false} assume !false; {32851#false} is VALID [2022-04-15 06:04:13,092 INFO L290 TraceCheckUtils]: 64: Hoare triple {32851#false} assume 0 == ~cond; {32851#false} is VALID [2022-04-15 06:04:13,092 INFO L290 TraceCheckUtils]: 63: Hoare triple {32851#false} ~cond := #in~cond; {32851#false} is VALID [2022-04-15 06:04:13,092 INFO L272 TraceCheckUtils]: 62: Hoare triple {32851#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {32851#false} is VALID [2022-04-15 06:04:13,093 INFO L290 TraceCheckUtils]: 61: Hoare triple {33123#(< (mod main_~y~0 4294967296) 1024)} assume !(~y~0 % 4294967296 < 1024); {32851#false} is VALID [2022-04-15 06:04:13,093 INFO L290 TraceCheckUtils]: 60: Hoare triple {33127#(< (mod (+ main_~y~0 1) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33123#(< (mod main_~y~0 4294967296) 1024)} is VALID [2022-04-15 06:04:13,094 INFO L290 TraceCheckUtils]: 59: Hoare triple {33131#(< (mod (+ main_~y~0 2) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33127#(< (mod (+ main_~y~0 1) 4294967296) 1024)} is VALID [2022-04-15 06:04:13,094 INFO L290 TraceCheckUtils]: 58: Hoare triple {33135#(< (mod (+ main_~y~0 3) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33131#(< (mod (+ main_~y~0 2) 4294967296) 1024)} is VALID [2022-04-15 06:04:13,095 INFO L290 TraceCheckUtils]: 57: Hoare triple {33139#(< (mod (+ main_~y~0 4) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33135#(< (mod (+ main_~y~0 3) 4294967296) 1024)} is VALID [2022-04-15 06:04:13,095 INFO L290 TraceCheckUtils]: 56: Hoare triple {33143#(< (mod (+ 5 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33139#(< (mod (+ main_~y~0 4) 4294967296) 1024)} is VALID [2022-04-15 06:04:13,096 INFO L290 TraceCheckUtils]: 55: Hoare triple {33147#(< (mod (+ main_~y~0 6) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33143#(< (mod (+ 5 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:04:13,098 INFO L290 TraceCheckUtils]: 54: Hoare triple {33151#(< (mod (+ 7 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33147#(< (mod (+ main_~y~0 6) 4294967296) 1024)} is VALID [2022-04-15 06:04:13,098 INFO L290 TraceCheckUtils]: 53: Hoare triple {33155#(< (mod (+ main_~y~0 8) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33151#(< (mod (+ 7 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:04:13,099 INFO L290 TraceCheckUtils]: 52: Hoare triple {33159#(< (mod (+ main_~y~0 9) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33155#(< (mod (+ main_~y~0 8) 4294967296) 1024)} is VALID [2022-04-15 06:04:13,101 INFO L290 TraceCheckUtils]: 51: Hoare triple {33163#(< (mod (+ main_~y~0 10) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33159#(< (mod (+ main_~y~0 9) 4294967296) 1024)} is VALID [2022-04-15 06:04:13,102 INFO L290 TraceCheckUtils]: 50: Hoare triple {33167#(< (mod (+ main_~y~0 11) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33163#(< (mod (+ main_~y~0 10) 4294967296) 1024)} is VALID [2022-04-15 06:04:13,103 INFO L290 TraceCheckUtils]: 49: Hoare triple {33171#(< (mod (+ main_~y~0 12) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33167#(< (mod (+ main_~y~0 11) 4294967296) 1024)} is VALID [2022-04-15 06:04:13,104 INFO L290 TraceCheckUtils]: 48: Hoare triple {33175#(< (mod (+ main_~y~0 13) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33171#(< (mod (+ main_~y~0 12) 4294967296) 1024)} is VALID [2022-04-15 06:04:13,104 INFO L290 TraceCheckUtils]: 47: Hoare triple {33179#(< (mod (+ main_~y~0 14) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33175#(< (mod (+ main_~y~0 13) 4294967296) 1024)} is VALID [2022-04-15 06:04:13,105 INFO L290 TraceCheckUtils]: 46: Hoare triple {33183#(< (mod (+ main_~y~0 15) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33179#(< (mod (+ main_~y~0 14) 4294967296) 1024)} is VALID [2022-04-15 06:04:13,105 INFO L290 TraceCheckUtils]: 45: Hoare triple {33187#(< (mod (+ main_~y~0 16) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33183#(< (mod (+ main_~y~0 15) 4294967296) 1024)} is VALID [2022-04-15 06:04:13,106 INFO L290 TraceCheckUtils]: 44: Hoare triple {33191#(< (mod (+ main_~y~0 17) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33187#(< (mod (+ main_~y~0 16) 4294967296) 1024)} is VALID [2022-04-15 06:04:13,106 INFO L290 TraceCheckUtils]: 43: Hoare triple {33195#(< (mod (+ main_~y~0 18) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33191#(< (mod (+ main_~y~0 17) 4294967296) 1024)} is VALID [2022-04-15 06:04:13,107 INFO L290 TraceCheckUtils]: 42: Hoare triple {33199#(< (mod (+ 19 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33195#(< (mod (+ main_~y~0 18) 4294967296) 1024)} is VALID [2022-04-15 06:04:13,107 INFO L290 TraceCheckUtils]: 41: Hoare triple {33203#(< (mod (+ main_~y~0 20) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33199#(< (mod (+ 19 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:04:13,108 INFO L290 TraceCheckUtils]: 40: Hoare triple {33207#(< (mod (+ main_~y~0 21) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33203#(< (mod (+ main_~y~0 20) 4294967296) 1024)} is VALID [2022-04-15 06:04:13,108 INFO L290 TraceCheckUtils]: 39: Hoare triple {33211#(< (mod (+ main_~y~0 22) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33207#(< (mod (+ main_~y~0 21) 4294967296) 1024)} is VALID [2022-04-15 06:04:13,109 INFO L290 TraceCheckUtils]: 38: Hoare triple {33215#(< (mod (+ 23 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33211#(< (mod (+ main_~y~0 22) 4294967296) 1024)} is VALID [2022-04-15 06:04:13,109 INFO L290 TraceCheckUtils]: 37: Hoare triple {33219#(< (mod (+ main_~y~0 24) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33215#(< (mod (+ 23 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:04:13,110 INFO L290 TraceCheckUtils]: 36: Hoare triple {33223#(< (mod (+ main_~y~0 25) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33219#(< (mod (+ main_~y~0 24) 4294967296) 1024)} is VALID [2022-04-15 06:04:13,110 INFO L290 TraceCheckUtils]: 35: Hoare triple {33227#(< (mod (+ main_~y~0 26) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33223#(< (mod (+ main_~y~0 25) 4294967296) 1024)} is VALID [2022-04-15 06:04:13,111 INFO L290 TraceCheckUtils]: 34: Hoare triple {33231#(< (mod (+ main_~y~0 27) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33227#(< (mod (+ main_~y~0 26) 4294967296) 1024)} is VALID [2022-04-15 06:04:13,111 INFO L290 TraceCheckUtils]: 33: Hoare triple {33235#(< (mod (+ main_~y~0 28) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33231#(< (mod (+ main_~y~0 27) 4294967296) 1024)} is VALID [2022-04-15 06:04:13,112 INFO L290 TraceCheckUtils]: 32: Hoare triple {33239#(< (mod (+ 29 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33235#(< (mod (+ main_~y~0 28) 4294967296) 1024)} is VALID [2022-04-15 06:04:13,113 INFO L290 TraceCheckUtils]: 31: Hoare triple {33243#(< (mod (+ 30 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33239#(< (mod (+ 29 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:04:13,113 INFO L290 TraceCheckUtils]: 30: Hoare triple {33247#(< (mod (+ main_~y~0 31) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33243#(< (mod (+ 30 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:04:13,114 INFO L290 TraceCheckUtils]: 29: Hoare triple {33251#(< (mod (+ 32 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33247#(< (mod (+ main_~y~0 31) 4294967296) 1024)} is VALID [2022-04-15 06:04:13,114 INFO L290 TraceCheckUtils]: 28: Hoare triple {33255#(< (mod (+ main_~y~0 33) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33251#(< (mod (+ 32 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:04:13,115 INFO L290 TraceCheckUtils]: 27: Hoare triple {33259#(< (mod (+ main_~y~0 34) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33255#(< (mod (+ main_~y~0 33) 4294967296) 1024)} is VALID [2022-04-15 06:04:13,115 INFO L290 TraceCheckUtils]: 26: Hoare triple {33263#(< (mod (+ 35 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33259#(< (mod (+ main_~y~0 34) 4294967296) 1024)} is VALID [2022-04-15 06:04:13,117 INFO L290 TraceCheckUtils]: 25: Hoare triple {33267#(< (mod (+ main_~y~0 36) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33263#(< (mod (+ 35 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:04:13,117 INFO L290 TraceCheckUtils]: 24: Hoare triple {33271#(< (mod (+ main_~y~0 37) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33267#(< (mod (+ main_~y~0 36) 4294967296) 1024)} is VALID [2022-04-15 06:04:13,118 INFO L290 TraceCheckUtils]: 23: Hoare triple {33275#(< (mod (+ main_~y~0 38) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33271#(< (mod (+ main_~y~0 37) 4294967296) 1024)} is VALID [2022-04-15 06:04:13,118 INFO L290 TraceCheckUtils]: 22: Hoare triple {33279#(< (mod (+ main_~y~0 39) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33275#(< (mod (+ main_~y~0 38) 4294967296) 1024)} is VALID [2022-04-15 06:04:13,119 INFO L290 TraceCheckUtils]: 21: Hoare triple {33283#(< (mod (+ 40 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33279#(< (mod (+ main_~y~0 39) 4294967296) 1024)} is VALID [2022-04-15 06:04:13,119 INFO L290 TraceCheckUtils]: 20: Hoare triple {33287#(< (mod (+ 41 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33283#(< (mod (+ 40 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:04:13,120 INFO L290 TraceCheckUtils]: 19: Hoare triple {33291#(< (mod (+ 42 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33287#(< (mod (+ 41 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:04:13,120 INFO L290 TraceCheckUtils]: 18: Hoare triple {33295#(< (mod (+ main_~y~0 43) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33291#(< (mod (+ 42 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:04:13,121 INFO L290 TraceCheckUtils]: 17: Hoare triple {33299#(< (mod (+ 44 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33295#(< (mod (+ main_~y~0 43) 4294967296) 1024)} is VALID [2022-04-15 06:04:13,121 INFO L290 TraceCheckUtils]: 16: Hoare triple {33303#(< (mod (+ main_~y~0 45) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33299#(< (mod (+ 44 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:04:13,122 INFO L290 TraceCheckUtils]: 15: Hoare triple {33307#(< (mod (+ main_~y~0 46) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33303#(< (mod (+ main_~y~0 45) 4294967296) 1024)} is VALID [2022-04-15 06:04:13,122 INFO L290 TraceCheckUtils]: 14: Hoare triple {33311#(< (mod (+ main_~y~0 47) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33307#(< (mod (+ main_~y~0 46) 4294967296) 1024)} is VALID [2022-04-15 06:04:13,123 INFO L290 TraceCheckUtils]: 13: Hoare triple {33315#(< (mod (+ main_~y~0 48) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33311#(< (mod (+ main_~y~0 47) 4294967296) 1024)} is VALID [2022-04-15 06:04:13,123 INFO L290 TraceCheckUtils]: 12: Hoare triple {33319#(< (mod (+ 49 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33315#(< (mod (+ main_~y~0 48) 4294967296) 1024)} is VALID [2022-04-15 06:04:13,124 INFO L290 TraceCheckUtils]: 11: Hoare triple {33323#(< (mod (+ main_~y~0 50) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33319#(< (mod (+ 49 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:04:13,124 INFO L290 TraceCheckUtils]: 10: Hoare triple {33327#(< (mod (+ 51 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33323#(< (mod (+ main_~y~0 50) 4294967296) 1024)} is VALID [2022-04-15 06:04:13,125 INFO L290 TraceCheckUtils]: 9: Hoare triple {33331#(< (mod (+ main_~y~0 52) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33327#(< (mod (+ 51 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:04:13,126 INFO L290 TraceCheckUtils]: 8: Hoare triple {33335#(< (mod (+ 53 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33331#(< (mod (+ main_~y~0 52) 4294967296) 1024)} is VALID [2022-04-15 06:04:13,126 INFO L290 TraceCheckUtils]: 7: Hoare triple {33339#(< (mod (+ main_~y~0 54) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33335#(< (mod (+ 53 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:04:13,127 INFO L290 TraceCheckUtils]: 6: Hoare triple {33343#(< (mod (+ main_~y~0 55) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33339#(< (mod (+ main_~y~0 54) 4294967296) 1024)} is VALID [2022-04-15 06:04:13,127 INFO L290 TraceCheckUtils]: 5: Hoare triple {32850#true} ~x~0 := 1;~y~0 := 0; {33343#(< (mod (+ main_~y~0 55) 4294967296) 1024)} is VALID [2022-04-15 06:04:13,127 INFO L272 TraceCheckUtils]: 4: Hoare triple {32850#true} call #t~ret5 := main(); {32850#true} is VALID [2022-04-15 06:04:13,127 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {32850#true} {32850#true} #34#return; {32850#true} is VALID [2022-04-15 06:04:13,127 INFO L290 TraceCheckUtils]: 2: Hoare triple {32850#true} assume true; {32850#true} is VALID [2022-04-15 06:04:13,127 INFO L290 TraceCheckUtils]: 1: Hoare triple {32850#true} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {32850#true} is VALID [2022-04-15 06:04:13,127 INFO L272 TraceCheckUtils]: 0: Hoare triple {32850#true} call ULTIMATE.init(); {32850#true} is VALID [2022-04-15 06:04:13,128 INFO L134 CoverageAnalysis]: Checked inductivity of 1540 backedges. 0 proven. 1540 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 06:04:13,128 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [334467321] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-15 06:04:13,128 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-04-15 06:04:13,128 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [59, 58, 58] total 116 [2022-04-15 06:04:13,128 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-15 06:04:13,129 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [1053602335] [2022-04-15 06:04:13,129 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [1053602335] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-15 06:04:13,129 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-15 06:04:13,129 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [59] imperfect sequences [] total 59 [2022-04-15 06:04:13,129 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1970408134] [2022-04-15 06:04:13,129 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-15 06:04:13,129 INFO L78 Accepts]: Start accepts. Automaton has has 59 states, 59 states have (on average 1.0508474576271187) internal successors, (62), 58 states have internal predecessors, (62), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 66 [2022-04-15 06:04:13,129 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-15 06:04:13,129 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 59 states, 59 states have (on average 1.0508474576271187) internal successors, (62), 58 states have internal predecessors, (62), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:04:13,152 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 66 edges. 66 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 06:04:13,152 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 59 states [2022-04-15 06:04:13,152 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-15 06:04:13,153 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 59 interpolants. [2022-04-15 06:04:13,153 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3477, Invalid=9863, Unknown=0, NotChecked=0, Total=13340 [2022-04-15 06:04:13,153 INFO L87 Difference]: Start difference. First operand 67 states and 67 transitions. Second operand has 59 states, 59 states have (on average 1.0508474576271187) internal successors, (62), 58 states have internal predecessors, (62), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:04:18,074 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 06:04:18,074 INFO L93 Difference]: Finished difference Result 73 states and 73 transitions. [2022-04-15 06:04:18,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-04-15 06:04:18,074 INFO L78 Accepts]: Start accepts. Automaton has has 59 states, 59 states have (on average 1.0508474576271187) internal successors, (62), 58 states have internal predecessors, (62), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 66 [2022-04-15 06:04:18,074 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-15 06:04:18,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 59 states, 59 states have (on average 1.0508474576271187) internal successors, (62), 58 states have internal predecessors, (62), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:04:18,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 59 states and 73 transitions. [2022-04-15 06:04:18,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 59 states, 59 states have (on average 1.0508474576271187) internal successors, (62), 58 states have internal predecessors, (62), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:04:18,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 59 states and 73 transitions. [2022-04-15 06:04:18,076 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 59 states and 73 transitions. [2022-04-15 06:04:18,106 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 73 edges. 73 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 06:04:18,107 INFO L225 Difference]: With dead ends: 73 [2022-04-15 06:04:18,107 INFO L226 Difference]: Without dead ends: 68 [2022-04-15 06:04:18,109 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 247 GetRequests, 76 SyntacticMatches, 1 SemanticMatches, 170 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1656 ImplicationChecksByTransitivity, 6.6s TimeCoverageRelationStatistics Valid=6947, Invalid=22465, Unknown=0, NotChecked=0, Total=29412 [2022-04-15 06:04:18,109 INFO L913 BasicCegarLoop]: 11 mSDtfsCounter, 6 mSDsluCounter, 117 mSDsCounter, 0 mSdLazyCounter, 3197 mSolverCounterSat, 113 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 128 SdHoareTripleChecker+Invalid, 3310 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 113 IncrementalHoareTripleChecker+Valid, 3197 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-04-15 06:04:18,109 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [6 Valid, 128 Invalid, 3310 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [113 Valid, 3197 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-04-15 06:04:18,109 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68 states. [2022-04-15 06:04:18,152 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68 to 68. [2022-04-15 06:04:18,152 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-15 06:04:18,153 INFO L82 GeneralOperation]: Start isEquivalent. First operand 68 states. Second operand has 68 states, 63 states have (on average 1.0158730158730158) internal successors, (64), 63 states have internal predecessors, (64), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:04:18,153 INFO L74 IsIncluded]: Start isIncluded. First operand 68 states. Second operand has 68 states, 63 states have (on average 1.0158730158730158) internal successors, (64), 63 states have internal predecessors, (64), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:04:18,153 INFO L87 Difference]: Start difference. First operand 68 states. Second operand has 68 states, 63 states have (on average 1.0158730158730158) internal successors, (64), 63 states have internal predecessors, (64), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:04:18,153 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 06:04:18,153 INFO L93 Difference]: Finished difference Result 68 states and 68 transitions. [2022-04-15 06:04:18,153 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 68 transitions. [2022-04-15 06:04:18,154 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-15 06:04:18,154 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-15 06:04:18,154 INFO L74 IsIncluded]: Start isIncluded. First operand has 68 states, 63 states have (on average 1.0158730158730158) internal successors, (64), 63 states have internal predecessors, (64), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 68 states. [2022-04-15 06:04:18,154 INFO L87 Difference]: Start difference. First operand has 68 states, 63 states have (on average 1.0158730158730158) internal successors, (64), 63 states have internal predecessors, (64), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 68 states. [2022-04-15 06:04:18,154 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 06:04:18,154 INFO L93 Difference]: Finished difference Result 68 states and 68 transitions. [2022-04-15 06:04:18,154 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 68 transitions. [2022-04-15 06:04:18,155 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-15 06:04:18,155 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-15 06:04:18,155 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-15 06:04:18,155 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-15 06:04:18,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 68 states, 63 states have (on average 1.0158730158730158) internal successors, (64), 63 states have internal predecessors, (64), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:04:18,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 68 states and 68 transitions. [2022-04-15 06:04:18,155 INFO L78 Accepts]: Start accepts. Automaton has 68 states and 68 transitions. Word has length 66 [2022-04-15 06:04:18,155 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-15 06:04:18,155 INFO L478 AbstractCegarLoop]: Abstraction has 68 states and 68 transitions. [2022-04-15 06:04:18,156 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 59 states, 59 states have (on average 1.0508474576271187) internal successors, (62), 58 states have internal predecessors, (62), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:04:18,156 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 68 states and 68 transitions. [2022-04-15 06:04:18,189 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 68 edges. 68 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 06:04:18,189 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 68 transitions. [2022-04-15 06:04:18,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-04-15 06:04:18,190 INFO L491 BasicCegarLoop]: Found error trace [2022-04-15 06:04:18,190 INFO L499 BasicCegarLoop]: trace histogram [56, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-15 06:04:18,207 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (56)] Forceful destruction successful, exit code 0 [2022-04-15 06:04:18,406 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable110,SelfDestructingSolverStorable111,56 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-15 06:04:18,407 INFO L403 AbstractCegarLoop]: === Iteration 58 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-15 06:04:18,407 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-15 06:04:18,407 INFO L85 PathProgramCache]: Analyzing trace with hash -1464252708, now seen corresponding path program 111 times [2022-04-15 06:04:18,407 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-15 06:04:18,407 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [673949507] [2022-04-15 06:04:21,392 WARN L977 rdanLoopAcceleration]: Unable to prove correctness of quantifier elimination. [2022-04-15 06:04:21,524 INFO L89 AcceleratorJordan]: Jordan loop acceleration statistics: 1 HavocedVariables, 2 AssignedVariables, 0 ReadonlyVariables, Eigenvalues: {0={1=1}, 1={2=1}}, 1 SequentialAcceleration, 0 AlternatingAcceleration, 1 QuantifierFreeResult [2022-04-15 06:04:21,525 INFO L271 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2022-04-15 06:04:21,526 INFO L85 PathProgramCache]: Analyzing trace with hash 1383486135, now seen corresponding path program 1 times [2022-04-15 06:04:21,526 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-15 06:04:21,526 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1169143790] [2022-04-15 06:04:21,526 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-15 06:04:21,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-15 06:04:21,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-15 06:04:21,530 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-04-15 06:04:21,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-15 06:04:21,532 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-04-15 06:04:21,532 INFO L85 PathProgramCache]: Analyzing trace with hash -1464252708, now seen corresponding path program 112 times [2022-04-15 06:04:21,533 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-15 06:04:21,533 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1676186829] [2022-04-15 06:04:21,533 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-15 06:04:21,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-15 06:04:21,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 06:04:22,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-15 06:04:22,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 06:04:22,789 INFO L290 TraceCheckUtils]: 0: Hoare triple {33956#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {33894#true} is VALID [2022-04-15 06:04:22,789 INFO L290 TraceCheckUtils]: 1: Hoare triple {33894#true} assume true; {33894#true} is VALID [2022-04-15 06:04:22,789 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {33894#true} {33894#true} #34#return; {33894#true} is VALID [2022-04-15 06:04:22,790 INFO L272 TraceCheckUtils]: 0: Hoare triple {33894#true} call ULTIMATE.init(); {33956#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} is VALID [2022-04-15 06:04:22,790 INFO L290 TraceCheckUtils]: 1: Hoare triple {33956#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {33894#true} is VALID [2022-04-15 06:04:22,790 INFO L290 TraceCheckUtils]: 2: Hoare triple {33894#true} assume true; {33894#true} is VALID [2022-04-15 06:04:22,790 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {33894#true} {33894#true} #34#return; {33894#true} is VALID [2022-04-15 06:04:22,790 INFO L272 TraceCheckUtils]: 4: Hoare triple {33894#true} call #t~ret5 := main(); {33894#true} is VALID [2022-04-15 06:04:22,790 INFO L290 TraceCheckUtils]: 5: Hoare triple {33894#true} ~x~0 := 1;~y~0 := 0; {33899#(= main_~y~0 0)} is VALID [2022-04-15 06:04:22,790 INFO L290 TraceCheckUtils]: 6: Hoare triple {33899#(= main_~y~0 0)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33900#(and (<= 1 main_~y~0) (<= main_~y~0 1))} is VALID [2022-04-15 06:04:22,791 INFO L290 TraceCheckUtils]: 7: Hoare triple {33900#(and (<= 1 main_~y~0) (<= main_~y~0 1))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33901#(and (<= 2 main_~y~0) (<= main_~y~0 2))} is VALID [2022-04-15 06:04:22,791 INFO L290 TraceCheckUtils]: 8: Hoare triple {33901#(and (<= 2 main_~y~0) (<= main_~y~0 2))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33902#(and (<= main_~y~0 3) (<= 3 main_~y~0))} is VALID [2022-04-15 06:04:22,792 INFO L290 TraceCheckUtils]: 9: Hoare triple {33902#(and (<= main_~y~0 3) (<= 3 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33903#(and (<= main_~y~0 4) (<= 4 main_~y~0))} is VALID [2022-04-15 06:04:22,792 INFO L290 TraceCheckUtils]: 10: Hoare triple {33903#(and (<= main_~y~0 4) (<= 4 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33904#(and (<= 5 main_~y~0) (<= main_~y~0 5))} is VALID [2022-04-15 06:04:22,792 INFO L290 TraceCheckUtils]: 11: Hoare triple {33904#(and (<= 5 main_~y~0) (<= main_~y~0 5))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33905#(and (<= main_~y~0 6) (<= 6 main_~y~0))} is VALID [2022-04-15 06:04:22,793 INFO L290 TraceCheckUtils]: 12: Hoare triple {33905#(and (<= main_~y~0 6) (<= 6 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33906#(and (<= 7 main_~y~0) (<= main_~y~0 7))} is VALID [2022-04-15 06:04:22,793 INFO L290 TraceCheckUtils]: 13: Hoare triple {33906#(and (<= 7 main_~y~0) (<= main_~y~0 7))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33907#(and (<= main_~y~0 8) (<= 8 main_~y~0))} is VALID [2022-04-15 06:04:22,794 INFO L290 TraceCheckUtils]: 14: Hoare triple {33907#(and (<= main_~y~0 8) (<= 8 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33908#(and (<= 9 main_~y~0) (<= main_~y~0 9))} is VALID [2022-04-15 06:04:22,794 INFO L290 TraceCheckUtils]: 15: Hoare triple {33908#(and (<= 9 main_~y~0) (<= main_~y~0 9))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33909#(and (<= main_~y~0 10) (<= 10 main_~y~0))} is VALID [2022-04-15 06:04:22,794 INFO L290 TraceCheckUtils]: 16: Hoare triple {33909#(and (<= main_~y~0 10) (<= 10 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33910#(and (<= main_~y~0 11) (<= 11 main_~y~0))} is VALID [2022-04-15 06:04:22,795 INFO L290 TraceCheckUtils]: 17: Hoare triple {33910#(and (<= main_~y~0 11) (<= 11 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33911#(and (<= 12 main_~y~0) (<= main_~y~0 12))} is VALID [2022-04-15 06:04:22,795 INFO L290 TraceCheckUtils]: 18: Hoare triple {33911#(and (<= 12 main_~y~0) (<= main_~y~0 12))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33912#(and (<= main_~y~0 13) (<= 13 main_~y~0))} is VALID [2022-04-15 06:04:22,795 INFO L290 TraceCheckUtils]: 19: Hoare triple {33912#(and (<= main_~y~0 13) (<= 13 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33913#(and (<= 14 main_~y~0) (<= main_~y~0 14))} is VALID [2022-04-15 06:04:22,796 INFO L290 TraceCheckUtils]: 20: Hoare triple {33913#(and (<= 14 main_~y~0) (<= main_~y~0 14))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33914#(and (<= main_~y~0 15) (<= 15 main_~y~0))} is VALID [2022-04-15 06:04:22,796 INFO L290 TraceCheckUtils]: 21: Hoare triple {33914#(and (<= main_~y~0 15) (<= 15 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33915#(and (<= 16 main_~y~0) (<= main_~y~0 16))} is VALID [2022-04-15 06:04:22,797 INFO L290 TraceCheckUtils]: 22: Hoare triple {33915#(and (<= 16 main_~y~0) (<= main_~y~0 16))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33916#(and (<= main_~y~0 17) (<= 17 main_~y~0))} is VALID [2022-04-15 06:04:22,797 INFO L290 TraceCheckUtils]: 23: Hoare triple {33916#(and (<= main_~y~0 17) (<= 17 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33917#(and (<= 18 main_~y~0) (<= main_~y~0 18))} is VALID [2022-04-15 06:04:22,797 INFO L290 TraceCheckUtils]: 24: Hoare triple {33917#(and (<= 18 main_~y~0) (<= main_~y~0 18))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33918#(and (<= 19 main_~y~0) (<= main_~y~0 19))} is VALID [2022-04-15 06:04:22,798 INFO L290 TraceCheckUtils]: 25: Hoare triple {33918#(and (<= 19 main_~y~0) (<= main_~y~0 19))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33919#(and (<= 20 main_~y~0) (<= main_~y~0 20))} is VALID [2022-04-15 06:04:22,798 INFO L290 TraceCheckUtils]: 26: Hoare triple {33919#(and (<= 20 main_~y~0) (<= main_~y~0 20))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33920#(and (<= main_~y~0 21) (<= 21 main_~y~0))} is VALID [2022-04-15 06:04:22,799 INFO L290 TraceCheckUtils]: 27: Hoare triple {33920#(and (<= main_~y~0 21) (<= 21 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33921#(and (<= main_~y~0 22) (<= 22 main_~y~0))} is VALID [2022-04-15 06:04:22,799 INFO L290 TraceCheckUtils]: 28: Hoare triple {33921#(and (<= main_~y~0 22) (<= 22 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33922#(and (<= main_~y~0 23) (<= 23 main_~y~0))} is VALID [2022-04-15 06:04:22,799 INFO L290 TraceCheckUtils]: 29: Hoare triple {33922#(and (<= main_~y~0 23) (<= 23 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33923#(and (<= 24 main_~y~0) (<= main_~y~0 24))} is VALID [2022-04-15 06:04:22,800 INFO L290 TraceCheckUtils]: 30: Hoare triple {33923#(and (<= 24 main_~y~0) (<= main_~y~0 24))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33924#(and (<= 25 main_~y~0) (<= main_~y~0 25))} is VALID [2022-04-15 06:04:22,800 INFO L290 TraceCheckUtils]: 31: Hoare triple {33924#(and (<= 25 main_~y~0) (<= main_~y~0 25))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33925#(and (<= main_~y~0 26) (<= 26 main_~y~0))} is VALID [2022-04-15 06:04:22,800 INFO L290 TraceCheckUtils]: 32: Hoare triple {33925#(and (<= main_~y~0 26) (<= 26 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33926#(and (<= main_~y~0 27) (<= 27 main_~y~0))} is VALID [2022-04-15 06:04:22,801 INFO L290 TraceCheckUtils]: 33: Hoare triple {33926#(and (<= main_~y~0 27) (<= 27 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33927#(and (<= main_~y~0 28) (<= 28 main_~y~0))} is VALID [2022-04-15 06:04:22,801 INFO L290 TraceCheckUtils]: 34: Hoare triple {33927#(and (<= main_~y~0 28) (<= 28 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33928#(and (<= 29 main_~y~0) (<= main_~y~0 29))} is VALID [2022-04-15 06:04:22,802 INFO L290 TraceCheckUtils]: 35: Hoare triple {33928#(and (<= 29 main_~y~0) (<= main_~y~0 29))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33929#(and (<= main_~y~0 30) (<= 30 main_~y~0))} is VALID [2022-04-15 06:04:22,802 INFO L290 TraceCheckUtils]: 36: Hoare triple {33929#(and (<= main_~y~0 30) (<= 30 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33930#(and (<= main_~y~0 31) (<= 31 main_~y~0))} is VALID [2022-04-15 06:04:22,802 INFO L290 TraceCheckUtils]: 37: Hoare triple {33930#(and (<= main_~y~0 31) (<= 31 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33931#(and (<= main_~y~0 32) (<= 32 main_~y~0))} is VALID [2022-04-15 06:04:22,803 INFO L290 TraceCheckUtils]: 38: Hoare triple {33931#(and (<= main_~y~0 32) (<= 32 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33932#(and (<= 33 main_~y~0) (<= main_~y~0 33))} is VALID [2022-04-15 06:04:22,803 INFO L290 TraceCheckUtils]: 39: Hoare triple {33932#(and (<= 33 main_~y~0) (<= main_~y~0 33))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33933#(and (<= main_~y~0 34) (<= 34 main_~y~0))} is VALID [2022-04-15 06:04:22,803 INFO L290 TraceCheckUtils]: 40: Hoare triple {33933#(and (<= main_~y~0 34) (<= 34 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33934#(and (<= 35 main_~y~0) (<= main_~y~0 35))} is VALID [2022-04-15 06:04:22,804 INFO L290 TraceCheckUtils]: 41: Hoare triple {33934#(and (<= 35 main_~y~0) (<= main_~y~0 35))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33935#(and (<= 36 main_~y~0) (<= main_~y~0 36))} is VALID [2022-04-15 06:04:22,804 INFO L290 TraceCheckUtils]: 42: Hoare triple {33935#(and (<= 36 main_~y~0) (<= main_~y~0 36))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33936#(and (<= main_~y~0 37) (<= 37 main_~y~0))} is VALID [2022-04-15 06:04:22,805 INFO L290 TraceCheckUtils]: 43: Hoare triple {33936#(and (<= main_~y~0 37) (<= 37 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33937#(and (<= 38 main_~y~0) (<= main_~y~0 38))} is VALID [2022-04-15 06:04:22,805 INFO L290 TraceCheckUtils]: 44: Hoare triple {33937#(and (<= 38 main_~y~0) (<= main_~y~0 38))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33938#(and (<= 39 main_~y~0) (<= main_~y~0 39))} is VALID [2022-04-15 06:04:22,805 INFO L290 TraceCheckUtils]: 45: Hoare triple {33938#(and (<= 39 main_~y~0) (<= main_~y~0 39))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33939#(and (<= 40 main_~y~0) (<= main_~y~0 40))} is VALID [2022-04-15 06:04:22,806 INFO L290 TraceCheckUtils]: 46: Hoare triple {33939#(and (<= 40 main_~y~0) (<= main_~y~0 40))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33940#(and (<= 41 main_~y~0) (<= main_~y~0 41))} is VALID [2022-04-15 06:04:22,806 INFO L290 TraceCheckUtils]: 47: Hoare triple {33940#(and (<= 41 main_~y~0) (<= main_~y~0 41))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33941#(and (<= main_~y~0 42) (<= 42 main_~y~0))} is VALID [2022-04-15 06:04:22,808 INFO L290 TraceCheckUtils]: 48: Hoare triple {33941#(and (<= main_~y~0 42) (<= 42 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33942#(and (<= 43 main_~y~0) (<= main_~y~0 43))} is VALID [2022-04-15 06:04:22,809 INFO L290 TraceCheckUtils]: 49: Hoare triple {33942#(and (<= 43 main_~y~0) (<= main_~y~0 43))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33943#(and (<= main_~y~0 44) (<= 44 main_~y~0))} is VALID [2022-04-15 06:04:22,809 INFO L290 TraceCheckUtils]: 50: Hoare triple {33943#(and (<= main_~y~0 44) (<= 44 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33944#(and (<= main_~y~0 45) (<= 45 main_~y~0))} is VALID [2022-04-15 06:04:22,810 INFO L290 TraceCheckUtils]: 51: Hoare triple {33944#(and (<= main_~y~0 45) (<= 45 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33945#(and (<= main_~y~0 46) (<= 46 main_~y~0))} is VALID [2022-04-15 06:04:22,810 INFO L290 TraceCheckUtils]: 52: Hoare triple {33945#(and (<= main_~y~0 46) (<= 46 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33946#(and (<= main_~y~0 47) (<= 47 main_~y~0))} is VALID [2022-04-15 06:04:22,810 INFO L290 TraceCheckUtils]: 53: Hoare triple {33946#(and (<= main_~y~0 47) (<= 47 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33947#(and (<= 48 main_~y~0) (<= main_~y~0 48))} is VALID [2022-04-15 06:04:22,811 INFO L290 TraceCheckUtils]: 54: Hoare triple {33947#(and (<= 48 main_~y~0) (<= main_~y~0 48))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33948#(and (<= 49 main_~y~0) (<= main_~y~0 49))} is VALID [2022-04-15 06:04:22,811 INFO L290 TraceCheckUtils]: 55: Hoare triple {33948#(and (<= 49 main_~y~0) (<= main_~y~0 49))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33949#(and (<= 50 main_~y~0) (<= main_~y~0 50))} is VALID [2022-04-15 06:04:22,812 INFO L290 TraceCheckUtils]: 56: Hoare triple {33949#(and (<= 50 main_~y~0) (<= main_~y~0 50))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33950#(and (<= 51 main_~y~0) (<= main_~y~0 51))} is VALID [2022-04-15 06:04:22,812 INFO L290 TraceCheckUtils]: 57: Hoare triple {33950#(and (<= 51 main_~y~0) (<= main_~y~0 51))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33951#(and (<= main_~y~0 52) (<= 52 main_~y~0))} is VALID [2022-04-15 06:04:22,812 INFO L290 TraceCheckUtils]: 58: Hoare triple {33951#(and (<= main_~y~0 52) (<= 52 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33952#(and (<= main_~y~0 53) (<= 53 main_~y~0))} is VALID [2022-04-15 06:04:22,813 INFO L290 TraceCheckUtils]: 59: Hoare triple {33952#(and (<= main_~y~0 53) (<= 53 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33953#(and (<= 54 main_~y~0) (<= main_~y~0 54))} is VALID [2022-04-15 06:04:22,813 INFO L290 TraceCheckUtils]: 60: Hoare triple {33953#(and (<= 54 main_~y~0) (<= main_~y~0 54))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33954#(and (<= 55 main_~y~0) (<= main_~y~0 55))} is VALID [2022-04-15 06:04:22,813 INFO L290 TraceCheckUtils]: 61: Hoare triple {33954#(and (<= 55 main_~y~0) (<= main_~y~0 55))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33955#(and (not (<= (+ (div main_~y~0 4294967296) 1) 0)) (<= main_~y~0 56))} is VALID [2022-04-15 06:04:22,814 INFO L290 TraceCheckUtils]: 62: Hoare triple {33955#(and (not (<= (+ (div main_~y~0 4294967296) 1) 0)) (<= main_~y~0 56))} assume !(~y~0 % 4294967296 < 1024); {33895#false} is VALID [2022-04-15 06:04:22,814 INFO L272 TraceCheckUtils]: 63: Hoare triple {33895#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {33895#false} is VALID [2022-04-15 06:04:22,814 INFO L290 TraceCheckUtils]: 64: Hoare triple {33895#false} ~cond := #in~cond; {33895#false} is VALID [2022-04-15 06:04:22,814 INFO L290 TraceCheckUtils]: 65: Hoare triple {33895#false} assume 0 == ~cond; {33895#false} is VALID [2022-04-15 06:04:22,814 INFO L290 TraceCheckUtils]: 66: Hoare triple {33895#false} assume !false; {33895#false} is VALID [2022-04-15 06:04:22,814 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 0 proven. 1596 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 06:04:22,814 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-15 06:04:22,815 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1676186829] [2022-04-15 06:04:22,815 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1676186829] provided 0 perfect and 1 imperfect interpolant sequences [2022-04-15 06:04:22,815 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1657322122] [2022-04-15 06:04:22,815 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-04-15 06:04:22,815 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-15 06:04:22,815 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-15 06:04:22,817 INFO L229 MonitoredProcess]: Starting monitored process 57 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-04-15 06:04:22,817 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (57)] Waiting until timeout for monitored process [2022-04-15 06:04:22,886 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-04-15 06:04:22,886 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-15 06:04:22,888 INFO L263 TraceCheckSpWp]: Trace formula consists of 333 conjuncts, 115 conjunts are in the unsatisfiable core [2022-04-15 06:04:22,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 06:04:22,900 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-15 06:04:23,421 INFO L272 TraceCheckUtils]: 0: Hoare triple {33894#true} call ULTIMATE.init(); {33894#true} is VALID [2022-04-15 06:04:23,422 INFO L290 TraceCheckUtils]: 1: Hoare triple {33894#true} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {33894#true} is VALID [2022-04-15 06:04:23,422 INFO L290 TraceCheckUtils]: 2: Hoare triple {33894#true} assume true; {33894#true} is VALID [2022-04-15 06:04:23,422 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {33894#true} {33894#true} #34#return; {33894#true} is VALID [2022-04-15 06:04:23,422 INFO L272 TraceCheckUtils]: 4: Hoare triple {33894#true} call #t~ret5 := main(); {33894#true} is VALID [2022-04-15 06:04:23,422 INFO L290 TraceCheckUtils]: 5: Hoare triple {33894#true} ~x~0 := 1;~y~0 := 0; {33899#(= main_~y~0 0)} is VALID [2022-04-15 06:04:23,423 INFO L290 TraceCheckUtils]: 6: Hoare triple {33899#(= main_~y~0 0)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33900#(and (<= 1 main_~y~0) (<= main_~y~0 1))} is VALID [2022-04-15 06:04:23,423 INFO L290 TraceCheckUtils]: 7: Hoare triple {33900#(and (<= 1 main_~y~0) (<= main_~y~0 1))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33901#(and (<= 2 main_~y~0) (<= main_~y~0 2))} is VALID [2022-04-15 06:04:23,424 INFO L290 TraceCheckUtils]: 8: Hoare triple {33901#(and (<= 2 main_~y~0) (<= main_~y~0 2))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33902#(and (<= main_~y~0 3) (<= 3 main_~y~0))} is VALID [2022-04-15 06:04:23,424 INFO L290 TraceCheckUtils]: 9: Hoare triple {33902#(and (<= main_~y~0 3) (<= 3 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33903#(and (<= main_~y~0 4) (<= 4 main_~y~0))} is VALID [2022-04-15 06:04:23,425 INFO L290 TraceCheckUtils]: 10: Hoare triple {33903#(and (<= main_~y~0 4) (<= 4 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33904#(and (<= 5 main_~y~0) (<= main_~y~0 5))} is VALID [2022-04-15 06:04:23,425 INFO L290 TraceCheckUtils]: 11: Hoare triple {33904#(and (<= 5 main_~y~0) (<= main_~y~0 5))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33905#(and (<= main_~y~0 6) (<= 6 main_~y~0))} is VALID [2022-04-15 06:04:23,426 INFO L290 TraceCheckUtils]: 12: Hoare triple {33905#(and (<= main_~y~0 6) (<= 6 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33906#(and (<= 7 main_~y~0) (<= main_~y~0 7))} is VALID [2022-04-15 06:04:23,426 INFO L290 TraceCheckUtils]: 13: Hoare triple {33906#(and (<= 7 main_~y~0) (<= main_~y~0 7))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33907#(and (<= main_~y~0 8) (<= 8 main_~y~0))} is VALID [2022-04-15 06:04:23,427 INFO L290 TraceCheckUtils]: 14: Hoare triple {33907#(and (<= main_~y~0 8) (<= 8 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33908#(and (<= 9 main_~y~0) (<= main_~y~0 9))} is VALID [2022-04-15 06:04:23,427 INFO L290 TraceCheckUtils]: 15: Hoare triple {33908#(and (<= 9 main_~y~0) (<= main_~y~0 9))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33909#(and (<= main_~y~0 10) (<= 10 main_~y~0))} is VALID [2022-04-15 06:04:23,428 INFO L290 TraceCheckUtils]: 16: Hoare triple {33909#(and (<= main_~y~0 10) (<= 10 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33910#(and (<= main_~y~0 11) (<= 11 main_~y~0))} is VALID [2022-04-15 06:04:23,428 INFO L290 TraceCheckUtils]: 17: Hoare triple {33910#(and (<= main_~y~0 11) (<= 11 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33911#(and (<= 12 main_~y~0) (<= main_~y~0 12))} is VALID [2022-04-15 06:04:23,429 INFO L290 TraceCheckUtils]: 18: Hoare triple {33911#(and (<= 12 main_~y~0) (<= main_~y~0 12))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33912#(and (<= main_~y~0 13) (<= 13 main_~y~0))} is VALID [2022-04-15 06:04:23,429 INFO L290 TraceCheckUtils]: 19: Hoare triple {33912#(and (<= main_~y~0 13) (<= 13 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33913#(and (<= 14 main_~y~0) (<= main_~y~0 14))} is VALID [2022-04-15 06:04:23,430 INFO L290 TraceCheckUtils]: 20: Hoare triple {33913#(and (<= 14 main_~y~0) (<= main_~y~0 14))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33914#(and (<= main_~y~0 15) (<= 15 main_~y~0))} is VALID [2022-04-15 06:04:23,430 INFO L290 TraceCheckUtils]: 21: Hoare triple {33914#(and (<= main_~y~0 15) (<= 15 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33915#(and (<= 16 main_~y~0) (<= main_~y~0 16))} is VALID [2022-04-15 06:04:23,431 INFO L290 TraceCheckUtils]: 22: Hoare triple {33915#(and (<= 16 main_~y~0) (<= main_~y~0 16))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33916#(and (<= main_~y~0 17) (<= 17 main_~y~0))} is VALID [2022-04-15 06:04:23,431 INFO L290 TraceCheckUtils]: 23: Hoare triple {33916#(and (<= main_~y~0 17) (<= 17 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33917#(and (<= 18 main_~y~0) (<= main_~y~0 18))} is VALID [2022-04-15 06:04:23,432 INFO L290 TraceCheckUtils]: 24: Hoare triple {33917#(and (<= 18 main_~y~0) (<= main_~y~0 18))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33918#(and (<= 19 main_~y~0) (<= main_~y~0 19))} is VALID [2022-04-15 06:04:23,432 INFO L290 TraceCheckUtils]: 25: Hoare triple {33918#(and (<= 19 main_~y~0) (<= main_~y~0 19))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33919#(and (<= 20 main_~y~0) (<= main_~y~0 20))} is VALID [2022-04-15 06:04:23,433 INFO L290 TraceCheckUtils]: 26: Hoare triple {33919#(and (<= 20 main_~y~0) (<= main_~y~0 20))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33920#(and (<= main_~y~0 21) (<= 21 main_~y~0))} is VALID [2022-04-15 06:04:23,433 INFO L290 TraceCheckUtils]: 27: Hoare triple {33920#(and (<= main_~y~0 21) (<= 21 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33921#(and (<= main_~y~0 22) (<= 22 main_~y~0))} is VALID [2022-04-15 06:04:23,434 INFO L290 TraceCheckUtils]: 28: Hoare triple {33921#(and (<= main_~y~0 22) (<= 22 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33922#(and (<= main_~y~0 23) (<= 23 main_~y~0))} is VALID [2022-04-15 06:04:23,434 INFO L290 TraceCheckUtils]: 29: Hoare triple {33922#(and (<= main_~y~0 23) (<= 23 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33923#(and (<= 24 main_~y~0) (<= main_~y~0 24))} is VALID [2022-04-15 06:04:23,435 INFO L290 TraceCheckUtils]: 30: Hoare triple {33923#(and (<= 24 main_~y~0) (<= main_~y~0 24))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33924#(and (<= 25 main_~y~0) (<= main_~y~0 25))} is VALID [2022-04-15 06:04:23,435 INFO L290 TraceCheckUtils]: 31: Hoare triple {33924#(and (<= 25 main_~y~0) (<= main_~y~0 25))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33925#(and (<= main_~y~0 26) (<= 26 main_~y~0))} is VALID [2022-04-15 06:04:23,436 INFO L290 TraceCheckUtils]: 32: Hoare triple {33925#(and (<= main_~y~0 26) (<= 26 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33926#(and (<= main_~y~0 27) (<= 27 main_~y~0))} is VALID [2022-04-15 06:04:23,436 INFO L290 TraceCheckUtils]: 33: Hoare triple {33926#(and (<= main_~y~0 27) (<= 27 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33927#(and (<= main_~y~0 28) (<= 28 main_~y~0))} is VALID [2022-04-15 06:04:23,437 INFO L290 TraceCheckUtils]: 34: Hoare triple {33927#(and (<= main_~y~0 28) (<= 28 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33928#(and (<= 29 main_~y~0) (<= main_~y~0 29))} is VALID [2022-04-15 06:04:23,437 INFO L290 TraceCheckUtils]: 35: Hoare triple {33928#(and (<= 29 main_~y~0) (<= main_~y~0 29))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33929#(and (<= main_~y~0 30) (<= 30 main_~y~0))} is VALID [2022-04-15 06:04:23,438 INFO L290 TraceCheckUtils]: 36: Hoare triple {33929#(and (<= main_~y~0 30) (<= 30 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33930#(and (<= main_~y~0 31) (<= 31 main_~y~0))} is VALID [2022-04-15 06:04:23,438 INFO L290 TraceCheckUtils]: 37: Hoare triple {33930#(and (<= main_~y~0 31) (<= 31 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33931#(and (<= main_~y~0 32) (<= 32 main_~y~0))} is VALID [2022-04-15 06:04:23,439 INFO L290 TraceCheckUtils]: 38: Hoare triple {33931#(and (<= main_~y~0 32) (<= 32 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33932#(and (<= 33 main_~y~0) (<= main_~y~0 33))} is VALID [2022-04-15 06:04:23,439 INFO L290 TraceCheckUtils]: 39: Hoare triple {33932#(and (<= 33 main_~y~0) (<= main_~y~0 33))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33933#(and (<= main_~y~0 34) (<= 34 main_~y~0))} is VALID [2022-04-15 06:04:23,440 INFO L290 TraceCheckUtils]: 40: Hoare triple {33933#(and (<= main_~y~0 34) (<= 34 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33934#(and (<= 35 main_~y~0) (<= main_~y~0 35))} is VALID [2022-04-15 06:04:23,440 INFO L290 TraceCheckUtils]: 41: Hoare triple {33934#(and (<= 35 main_~y~0) (<= main_~y~0 35))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33935#(and (<= 36 main_~y~0) (<= main_~y~0 36))} is VALID [2022-04-15 06:04:23,441 INFO L290 TraceCheckUtils]: 42: Hoare triple {33935#(and (<= 36 main_~y~0) (<= main_~y~0 36))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33936#(and (<= main_~y~0 37) (<= 37 main_~y~0))} is VALID [2022-04-15 06:04:23,442 INFO L290 TraceCheckUtils]: 43: Hoare triple {33936#(and (<= main_~y~0 37) (<= 37 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33937#(and (<= 38 main_~y~0) (<= main_~y~0 38))} is VALID [2022-04-15 06:04:23,442 INFO L290 TraceCheckUtils]: 44: Hoare triple {33937#(and (<= 38 main_~y~0) (<= main_~y~0 38))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33938#(and (<= 39 main_~y~0) (<= main_~y~0 39))} is VALID [2022-04-15 06:04:23,443 INFO L290 TraceCheckUtils]: 45: Hoare triple {33938#(and (<= 39 main_~y~0) (<= main_~y~0 39))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33939#(and (<= 40 main_~y~0) (<= main_~y~0 40))} is VALID [2022-04-15 06:04:23,443 INFO L290 TraceCheckUtils]: 46: Hoare triple {33939#(and (<= 40 main_~y~0) (<= main_~y~0 40))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33940#(and (<= 41 main_~y~0) (<= main_~y~0 41))} is VALID [2022-04-15 06:04:23,444 INFO L290 TraceCheckUtils]: 47: Hoare triple {33940#(and (<= 41 main_~y~0) (<= main_~y~0 41))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33941#(and (<= main_~y~0 42) (<= 42 main_~y~0))} is VALID [2022-04-15 06:04:23,444 INFO L290 TraceCheckUtils]: 48: Hoare triple {33941#(and (<= main_~y~0 42) (<= 42 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33942#(and (<= 43 main_~y~0) (<= main_~y~0 43))} is VALID [2022-04-15 06:04:23,445 INFO L290 TraceCheckUtils]: 49: Hoare triple {33942#(and (<= 43 main_~y~0) (<= main_~y~0 43))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33943#(and (<= main_~y~0 44) (<= 44 main_~y~0))} is VALID [2022-04-15 06:04:23,445 INFO L290 TraceCheckUtils]: 50: Hoare triple {33943#(and (<= main_~y~0 44) (<= 44 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33944#(and (<= main_~y~0 45) (<= 45 main_~y~0))} is VALID [2022-04-15 06:04:23,446 INFO L290 TraceCheckUtils]: 51: Hoare triple {33944#(and (<= main_~y~0 45) (<= 45 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33945#(and (<= main_~y~0 46) (<= 46 main_~y~0))} is VALID [2022-04-15 06:04:23,446 INFO L290 TraceCheckUtils]: 52: Hoare triple {33945#(and (<= main_~y~0 46) (<= 46 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33946#(and (<= main_~y~0 47) (<= 47 main_~y~0))} is VALID [2022-04-15 06:04:23,447 INFO L290 TraceCheckUtils]: 53: Hoare triple {33946#(and (<= main_~y~0 47) (<= 47 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33947#(and (<= 48 main_~y~0) (<= main_~y~0 48))} is VALID [2022-04-15 06:04:23,447 INFO L290 TraceCheckUtils]: 54: Hoare triple {33947#(and (<= 48 main_~y~0) (<= main_~y~0 48))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33948#(and (<= 49 main_~y~0) (<= main_~y~0 49))} is VALID [2022-04-15 06:04:23,448 INFO L290 TraceCheckUtils]: 55: Hoare triple {33948#(and (<= 49 main_~y~0) (<= main_~y~0 49))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33949#(and (<= 50 main_~y~0) (<= main_~y~0 50))} is VALID [2022-04-15 06:04:23,448 INFO L290 TraceCheckUtils]: 56: Hoare triple {33949#(and (<= 50 main_~y~0) (<= main_~y~0 50))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33950#(and (<= 51 main_~y~0) (<= main_~y~0 51))} is VALID [2022-04-15 06:04:23,449 INFO L290 TraceCheckUtils]: 57: Hoare triple {33950#(and (<= 51 main_~y~0) (<= main_~y~0 51))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33951#(and (<= main_~y~0 52) (<= 52 main_~y~0))} is VALID [2022-04-15 06:04:23,449 INFO L290 TraceCheckUtils]: 58: Hoare triple {33951#(and (<= main_~y~0 52) (<= 52 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33952#(and (<= main_~y~0 53) (<= 53 main_~y~0))} is VALID [2022-04-15 06:04:23,450 INFO L290 TraceCheckUtils]: 59: Hoare triple {33952#(and (<= main_~y~0 53) (<= 53 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33953#(and (<= 54 main_~y~0) (<= main_~y~0 54))} is VALID [2022-04-15 06:04:23,450 INFO L290 TraceCheckUtils]: 60: Hoare triple {33953#(and (<= 54 main_~y~0) (<= main_~y~0 54))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {33954#(and (<= 55 main_~y~0) (<= main_~y~0 55))} is VALID [2022-04-15 06:04:23,451 INFO L290 TraceCheckUtils]: 61: Hoare triple {33954#(and (<= 55 main_~y~0) (<= main_~y~0 55))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {34143#(and (<= main_~y~0 56) (<= 56 main_~y~0))} is VALID [2022-04-15 06:04:23,451 INFO L290 TraceCheckUtils]: 62: Hoare triple {34143#(and (<= main_~y~0 56) (<= 56 main_~y~0))} assume !(~y~0 % 4294967296 < 1024); {33895#false} is VALID [2022-04-15 06:04:23,451 INFO L272 TraceCheckUtils]: 63: Hoare triple {33895#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {33895#false} is VALID [2022-04-15 06:04:23,451 INFO L290 TraceCheckUtils]: 64: Hoare triple {33895#false} ~cond := #in~cond; {33895#false} is VALID [2022-04-15 06:04:23,451 INFO L290 TraceCheckUtils]: 65: Hoare triple {33895#false} assume 0 == ~cond; {33895#false} is VALID [2022-04-15 06:04:23,451 INFO L290 TraceCheckUtils]: 66: Hoare triple {33895#false} assume !false; {33895#false} is VALID [2022-04-15 06:04:23,452 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 0 proven. 1596 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 06:04:23,452 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-15 06:04:27,524 INFO L290 TraceCheckUtils]: 66: Hoare triple {33895#false} assume !false; {33895#false} is VALID [2022-04-15 06:04:27,525 INFO L290 TraceCheckUtils]: 65: Hoare triple {33895#false} assume 0 == ~cond; {33895#false} is VALID [2022-04-15 06:04:27,525 INFO L290 TraceCheckUtils]: 64: Hoare triple {33895#false} ~cond := #in~cond; {33895#false} is VALID [2022-04-15 06:04:27,525 INFO L272 TraceCheckUtils]: 63: Hoare triple {33895#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {33895#false} is VALID [2022-04-15 06:04:27,525 INFO L290 TraceCheckUtils]: 62: Hoare triple {34171#(< (mod main_~y~0 4294967296) 1024)} assume !(~y~0 % 4294967296 < 1024); {33895#false} is VALID [2022-04-15 06:04:27,526 INFO L290 TraceCheckUtils]: 61: Hoare triple {34175#(< (mod (+ main_~y~0 1) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {34171#(< (mod main_~y~0 4294967296) 1024)} is VALID [2022-04-15 06:04:27,526 INFO L290 TraceCheckUtils]: 60: Hoare triple {34179#(< (mod (+ main_~y~0 2) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {34175#(< (mod (+ main_~y~0 1) 4294967296) 1024)} is VALID [2022-04-15 06:04:27,527 INFO L290 TraceCheckUtils]: 59: Hoare triple {34183#(< (mod (+ main_~y~0 3) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {34179#(< (mod (+ main_~y~0 2) 4294967296) 1024)} is VALID [2022-04-15 06:04:27,528 INFO L290 TraceCheckUtils]: 58: Hoare triple {34187#(< (mod (+ main_~y~0 4) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {34183#(< (mod (+ main_~y~0 3) 4294967296) 1024)} is VALID [2022-04-15 06:04:27,528 INFO L290 TraceCheckUtils]: 57: Hoare triple {34191#(< (mod (+ 5 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {34187#(< (mod (+ main_~y~0 4) 4294967296) 1024)} is VALID [2022-04-15 06:04:27,529 INFO L290 TraceCheckUtils]: 56: Hoare triple {34195#(< (mod (+ main_~y~0 6) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {34191#(< (mod (+ 5 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:04:27,530 INFO L290 TraceCheckUtils]: 55: Hoare triple {34199#(< (mod (+ 7 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {34195#(< (mod (+ main_~y~0 6) 4294967296) 1024)} is VALID [2022-04-15 06:04:27,530 INFO L290 TraceCheckUtils]: 54: Hoare triple {34203#(< (mod (+ main_~y~0 8) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {34199#(< (mod (+ 7 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:04:27,531 INFO L290 TraceCheckUtils]: 53: Hoare triple {34207#(< (mod (+ main_~y~0 9) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {34203#(< (mod (+ main_~y~0 8) 4294967296) 1024)} is VALID [2022-04-15 06:04:27,532 INFO L290 TraceCheckUtils]: 52: Hoare triple {34211#(< (mod (+ main_~y~0 10) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {34207#(< (mod (+ main_~y~0 9) 4294967296) 1024)} is VALID [2022-04-15 06:04:27,532 INFO L290 TraceCheckUtils]: 51: Hoare triple {34215#(< (mod (+ main_~y~0 11) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {34211#(< (mod (+ main_~y~0 10) 4294967296) 1024)} is VALID [2022-04-15 06:04:27,533 INFO L290 TraceCheckUtils]: 50: Hoare triple {34219#(< (mod (+ main_~y~0 12) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {34215#(< (mod (+ main_~y~0 11) 4294967296) 1024)} is VALID [2022-04-15 06:04:27,534 INFO L290 TraceCheckUtils]: 49: Hoare triple {34223#(< (mod (+ main_~y~0 13) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {34219#(< (mod (+ main_~y~0 12) 4294967296) 1024)} is VALID [2022-04-15 06:04:27,534 INFO L290 TraceCheckUtils]: 48: Hoare triple {34227#(< (mod (+ main_~y~0 14) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {34223#(< (mod (+ main_~y~0 13) 4294967296) 1024)} is VALID [2022-04-15 06:04:27,535 INFO L290 TraceCheckUtils]: 47: Hoare triple {34231#(< (mod (+ main_~y~0 15) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {34227#(< (mod (+ main_~y~0 14) 4294967296) 1024)} is VALID [2022-04-15 06:04:27,536 INFO L290 TraceCheckUtils]: 46: Hoare triple {34235#(< (mod (+ main_~y~0 16) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {34231#(< (mod (+ main_~y~0 15) 4294967296) 1024)} is VALID [2022-04-15 06:04:27,536 INFO L290 TraceCheckUtils]: 45: Hoare triple {34239#(< (mod (+ main_~y~0 17) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {34235#(< (mod (+ main_~y~0 16) 4294967296) 1024)} is VALID [2022-04-15 06:04:27,537 INFO L290 TraceCheckUtils]: 44: Hoare triple {34243#(< (mod (+ main_~y~0 18) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {34239#(< (mod (+ main_~y~0 17) 4294967296) 1024)} is VALID [2022-04-15 06:04:27,538 INFO L290 TraceCheckUtils]: 43: Hoare triple {34247#(< (mod (+ 19 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {34243#(< (mod (+ main_~y~0 18) 4294967296) 1024)} is VALID [2022-04-15 06:04:27,538 INFO L290 TraceCheckUtils]: 42: Hoare triple {34251#(< (mod (+ main_~y~0 20) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {34247#(< (mod (+ 19 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:04:27,540 INFO L290 TraceCheckUtils]: 41: Hoare triple {34255#(< (mod (+ main_~y~0 21) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {34251#(< (mod (+ main_~y~0 20) 4294967296) 1024)} is VALID [2022-04-15 06:04:27,540 INFO L290 TraceCheckUtils]: 40: Hoare triple {34259#(< (mod (+ main_~y~0 22) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {34255#(< (mod (+ main_~y~0 21) 4294967296) 1024)} is VALID [2022-04-15 06:04:27,541 INFO L290 TraceCheckUtils]: 39: Hoare triple {34263#(< (mod (+ 23 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {34259#(< (mod (+ main_~y~0 22) 4294967296) 1024)} is VALID [2022-04-15 06:04:27,542 INFO L290 TraceCheckUtils]: 38: Hoare triple {34267#(< (mod (+ main_~y~0 24) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {34263#(< (mod (+ 23 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:04:27,543 INFO L290 TraceCheckUtils]: 37: Hoare triple {34271#(< (mod (+ main_~y~0 25) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {34267#(< (mod (+ main_~y~0 24) 4294967296) 1024)} is VALID [2022-04-15 06:04:27,544 INFO L290 TraceCheckUtils]: 36: Hoare triple {34275#(< (mod (+ main_~y~0 26) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {34271#(< (mod (+ main_~y~0 25) 4294967296) 1024)} is VALID [2022-04-15 06:04:27,544 INFO L290 TraceCheckUtils]: 35: Hoare triple {34279#(< (mod (+ main_~y~0 27) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {34275#(< (mod (+ main_~y~0 26) 4294967296) 1024)} is VALID [2022-04-15 06:04:27,545 INFO L290 TraceCheckUtils]: 34: Hoare triple {34283#(< (mod (+ main_~y~0 28) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {34279#(< (mod (+ main_~y~0 27) 4294967296) 1024)} is VALID [2022-04-15 06:04:27,546 INFO L290 TraceCheckUtils]: 33: Hoare triple {34287#(< (mod (+ 29 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {34283#(< (mod (+ main_~y~0 28) 4294967296) 1024)} is VALID [2022-04-15 06:04:27,546 INFO L290 TraceCheckUtils]: 32: Hoare triple {34291#(< (mod (+ 30 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {34287#(< (mod (+ 29 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:04:27,547 INFO L290 TraceCheckUtils]: 31: Hoare triple {34295#(< (mod (+ main_~y~0 31) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {34291#(< (mod (+ 30 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:04:27,548 INFO L290 TraceCheckUtils]: 30: Hoare triple {34299#(< (mod (+ 32 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {34295#(< (mod (+ main_~y~0 31) 4294967296) 1024)} is VALID [2022-04-15 06:04:27,548 INFO L290 TraceCheckUtils]: 29: Hoare triple {34303#(< (mod (+ main_~y~0 33) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {34299#(< (mod (+ 32 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:04:27,549 INFO L290 TraceCheckUtils]: 28: Hoare triple {34307#(< (mod (+ main_~y~0 34) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {34303#(< (mod (+ main_~y~0 33) 4294967296) 1024)} is VALID [2022-04-15 06:04:27,550 INFO L290 TraceCheckUtils]: 27: Hoare triple {34311#(< (mod (+ 35 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {34307#(< (mod (+ main_~y~0 34) 4294967296) 1024)} is VALID [2022-04-15 06:04:27,550 INFO L290 TraceCheckUtils]: 26: Hoare triple {34315#(< (mod (+ main_~y~0 36) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {34311#(< (mod (+ 35 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:04:27,551 INFO L290 TraceCheckUtils]: 25: Hoare triple {34319#(< (mod (+ main_~y~0 37) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {34315#(< (mod (+ main_~y~0 36) 4294967296) 1024)} is VALID [2022-04-15 06:04:27,553 INFO L290 TraceCheckUtils]: 24: Hoare triple {34323#(< (mod (+ main_~y~0 38) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {34319#(< (mod (+ main_~y~0 37) 4294967296) 1024)} is VALID [2022-04-15 06:04:27,553 INFO L290 TraceCheckUtils]: 23: Hoare triple {34327#(< (mod (+ main_~y~0 39) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {34323#(< (mod (+ main_~y~0 38) 4294967296) 1024)} is VALID [2022-04-15 06:04:27,554 INFO L290 TraceCheckUtils]: 22: Hoare triple {34331#(< (mod (+ 40 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {34327#(< (mod (+ main_~y~0 39) 4294967296) 1024)} is VALID [2022-04-15 06:04:27,555 INFO L290 TraceCheckUtils]: 21: Hoare triple {34335#(< (mod (+ 41 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {34331#(< (mod (+ 40 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:04:27,555 INFO L290 TraceCheckUtils]: 20: Hoare triple {34339#(< (mod (+ 42 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {34335#(< (mod (+ 41 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:04:27,556 INFO L290 TraceCheckUtils]: 19: Hoare triple {34343#(< (mod (+ main_~y~0 43) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {34339#(< (mod (+ 42 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:04:27,556 INFO L290 TraceCheckUtils]: 18: Hoare triple {34347#(< (mod (+ 44 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {34343#(< (mod (+ main_~y~0 43) 4294967296) 1024)} is VALID [2022-04-15 06:04:27,557 INFO L290 TraceCheckUtils]: 17: Hoare triple {34351#(< (mod (+ main_~y~0 45) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {34347#(< (mod (+ 44 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:04:27,558 INFO L290 TraceCheckUtils]: 16: Hoare triple {34355#(< (mod (+ main_~y~0 46) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {34351#(< (mod (+ main_~y~0 45) 4294967296) 1024)} is VALID [2022-04-15 06:04:27,558 INFO L290 TraceCheckUtils]: 15: Hoare triple {34359#(< (mod (+ main_~y~0 47) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {34355#(< (mod (+ main_~y~0 46) 4294967296) 1024)} is VALID [2022-04-15 06:04:27,559 INFO L290 TraceCheckUtils]: 14: Hoare triple {34363#(< (mod (+ main_~y~0 48) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {34359#(< (mod (+ main_~y~0 47) 4294967296) 1024)} is VALID [2022-04-15 06:04:27,560 INFO L290 TraceCheckUtils]: 13: Hoare triple {34367#(< (mod (+ 49 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {34363#(< (mod (+ main_~y~0 48) 4294967296) 1024)} is VALID [2022-04-15 06:04:27,560 INFO L290 TraceCheckUtils]: 12: Hoare triple {34371#(< (mod (+ main_~y~0 50) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {34367#(< (mod (+ 49 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:04:27,561 INFO L290 TraceCheckUtils]: 11: Hoare triple {34375#(< (mod (+ 51 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {34371#(< (mod (+ main_~y~0 50) 4294967296) 1024)} is VALID [2022-04-15 06:04:27,562 INFO L290 TraceCheckUtils]: 10: Hoare triple {34379#(< (mod (+ main_~y~0 52) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {34375#(< (mod (+ 51 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:04:27,562 INFO L290 TraceCheckUtils]: 9: Hoare triple {34383#(< (mod (+ 53 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {34379#(< (mod (+ main_~y~0 52) 4294967296) 1024)} is VALID [2022-04-15 06:04:27,563 INFO L290 TraceCheckUtils]: 8: Hoare triple {34387#(< (mod (+ main_~y~0 54) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {34383#(< (mod (+ 53 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:04:27,564 INFO L290 TraceCheckUtils]: 7: Hoare triple {34391#(< (mod (+ main_~y~0 55) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {34387#(< (mod (+ main_~y~0 54) 4294967296) 1024)} is VALID [2022-04-15 06:04:27,564 INFO L290 TraceCheckUtils]: 6: Hoare triple {34395#(< (mod (+ 56 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {34391#(< (mod (+ main_~y~0 55) 4294967296) 1024)} is VALID [2022-04-15 06:04:27,565 INFO L290 TraceCheckUtils]: 5: Hoare triple {33894#true} ~x~0 := 1;~y~0 := 0; {34395#(< (mod (+ 56 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:04:27,565 INFO L272 TraceCheckUtils]: 4: Hoare triple {33894#true} call #t~ret5 := main(); {33894#true} is VALID [2022-04-15 06:04:27,565 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {33894#true} {33894#true} #34#return; {33894#true} is VALID [2022-04-15 06:04:27,565 INFO L290 TraceCheckUtils]: 2: Hoare triple {33894#true} assume true; {33894#true} is VALID [2022-04-15 06:04:27,565 INFO L290 TraceCheckUtils]: 1: Hoare triple {33894#true} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {33894#true} is VALID [2022-04-15 06:04:27,565 INFO L272 TraceCheckUtils]: 0: Hoare triple {33894#true} call ULTIMATE.init(); {33894#true} is VALID [2022-04-15 06:04:27,565 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 0 proven. 1596 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 06:04:27,565 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1657322122] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-15 06:04:27,566 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-04-15 06:04:27,566 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [60, 59, 59] total 118 [2022-04-15 06:04:27,566 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-15 06:04:27,566 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [673949507] [2022-04-15 06:04:27,566 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [673949507] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-15 06:04:27,566 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-15 06:04:27,566 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [60] imperfect sequences [] total 60 [2022-04-15 06:04:27,566 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1130885005] [2022-04-15 06:04:27,566 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-15 06:04:27,566 INFO L78 Accepts]: Start accepts. Automaton has has 60 states, 60 states have (on average 1.05) internal successors, (63), 59 states have internal predecessors, (63), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 67 [2022-04-15 06:04:27,567 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-15 06:04:27,567 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 60 states, 60 states have (on average 1.05) internal successors, (63), 59 states have internal predecessors, (63), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:04:27,602 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 67 edges. 67 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 06:04:27,602 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 60 states [2022-04-15 06:04:27,602 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-15 06:04:27,603 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 60 interpolants. [2022-04-15 06:04:27,603 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3596, Invalid=10210, Unknown=0, NotChecked=0, Total=13806 [2022-04-15 06:04:27,604 INFO L87 Difference]: Start difference. First operand 68 states and 68 transitions. Second operand has 60 states, 60 states have (on average 1.05) internal successors, (63), 59 states have internal predecessors, (63), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:04:32,604 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 06:04:32,605 INFO L93 Difference]: Finished difference Result 74 states and 74 transitions. [2022-04-15 06:04:32,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2022-04-15 06:04:32,605 INFO L78 Accepts]: Start accepts. Automaton has has 60 states, 60 states have (on average 1.05) internal successors, (63), 59 states have internal predecessors, (63), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 67 [2022-04-15 06:04:32,605 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-15 06:04:32,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 60 states, 60 states have (on average 1.05) internal successors, (63), 59 states have internal predecessors, (63), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:04:32,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 60 states and 74 transitions. [2022-04-15 06:04:32,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 60 states, 60 states have (on average 1.05) internal successors, (63), 59 states have internal predecessors, (63), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:04:32,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 60 states and 74 transitions. [2022-04-15 06:04:32,606 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 60 states and 74 transitions. [2022-04-15 06:04:32,638 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 74 edges. 74 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 06:04:32,639 INFO L225 Difference]: With dead ends: 74 [2022-04-15 06:04:32,639 INFO L226 Difference]: Without dead ends: 69 [2022-04-15 06:04:32,641 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 251 GetRequests, 77 SyntacticMatches, 1 SemanticMatches, 173 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1714 ImplicationChecksByTransitivity, 6.1s TimeCoverageRelationStatistics Valid=7185, Invalid=23265, Unknown=0, NotChecked=0, Total=30450 [2022-04-15 06:04:32,641 INFO L913 BasicCegarLoop]: 11 mSDtfsCounter, 6 mSDsluCounter, 142 mSDsCounter, 0 mSdLazyCounter, 3334 mSolverCounterSat, 115 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 153 SdHoareTripleChecker+Invalid, 3449 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 115 IncrementalHoareTripleChecker+Valid, 3334 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-04-15 06:04:32,642 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [6 Valid, 153 Invalid, 3449 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [115 Valid, 3334 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-04-15 06:04:32,642 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69 states. [2022-04-15 06:04:32,695 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69 to 69. [2022-04-15 06:04:32,696 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-15 06:04:32,696 INFO L82 GeneralOperation]: Start isEquivalent. First operand 69 states. Second operand has 69 states, 64 states have (on average 1.015625) internal successors, (65), 64 states have internal predecessors, (65), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:04:32,696 INFO L74 IsIncluded]: Start isIncluded. First operand 69 states. Second operand has 69 states, 64 states have (on average 1.015625) internal successors, (65), 64 states have internal predecessors, (65), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:04:32,696 INFO L87 Difference]: Start difference. First operand 69 states. Second operand has 69 states, 64 states have (on average 1.015625) internal successors, (65), 64 states have internal predecessors, (65), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:04:32,697 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 06:04:32,697 INFO L93 Difference]: Finished difference Result 69 states and 69 transitions. [2022-04-15 06:04:32,697 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 69 transitions. [2022-04-15 06:04:32,697 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-15 06:04:32,697 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-15 06:04:32,697 INFO L74 IsIncluded]: Start isIncluded. First operand has 69 states, 64 states have (on average 1.015625) internal successors, (65), 64 states have internal predecessors, (65), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 69 states. [2022-04-15 06:04:32,697 INFO L87 Difference]: Start difference. First operand has 69 states, 64 states have (on average 1.015625) internal successors, (65), 64 states have internal predecessors, (65), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 69 states. [2022-04-15 06:04:32,697 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 06:04:32,698 INFO L93 Difference]: Finished difference Result 69 states and 69 transitions. [2022-04-15 06:04:32,698 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 69 transitions. [2022-04-15 06:04:32,698 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-15 06:04:32,698 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-15 06:04:32,698 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-15 06:04:32,698 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-15 06:04:32,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 69 states, 64 states have (on average 1.015625) internal successors, (65), 64 states have internal predecessors, (65), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:04:32,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 69 states and 69 transitions. [2022-04-15 06:04:32,699 INFO L78 Accepts]: Start accepts. Automaton has 69 states and 69 transitions. Word has length 67 [2022-04-15 06:04:32,699 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-15 06:04:32,699 INFO L478 AbstractCegarLoop]: Abstraction has 69 states and 69 transitions. [2022-04-15 06:04:32,699 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 60 states, 60 states have (on average 1.05) internal successors, (63), 59 states have internal predecessors, (63), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:04:32,699 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 69 states and 69 transitions. [2022-04-15 06:04:32,737 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 69 edges. 69 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 06:04:32,737 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 69 transitions. [2022-04-15 06:04:32,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-04-15 06:04:32,737 INFO L491 BasicCegarLoop]: Found error trace [2022-04-15 06:04:32,737 INFO L499 BasicCegarLoop]: trace histogram [57, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-15 06:04:32,758 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (57)] Ended with exit code 0 [2022-04-15 06:04:32,958 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 57 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable112,SelfDestructingSolverStorable113 [2022-04-15 06:04:32,958 INFO L403 AbstractCegarLoop]: === Iteration 59 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-15 06:04:32,958 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-15 06:04:32,958 INFO L85 PathProgramCache]: Analyzing trace with hash 1889267574, now seen corresponding path program 113 times [2022-04-15 06:04:32,959 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-15 06:04:32,959 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [684447446] [2022-04-15 06:04:35,110 INFO L89 AcceleratorJordan]: Jordan loop acceleration statistics: 1 HavocedVariables, 2 AssignedVariables, 0 ReadonlyVariables, Eigenvalues: {0={1=1}, 1={2=1}}, 1 SequentialAcceleration, 0 AlternatingAcceleration, 1 QuantifierFreeResult [2022-04-15 06:04:35,111 INFO L271 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2022-04-15 06:04:35,113 INFO L85 PathProgramCache]: Analyzing trace with hash 1442591479, now seen corresponding path program 1 times [2022-04-15 06:04:35,113 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-15 06:04:35,113 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2146740755] [2022-04-15 06:04:35,113 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-15 06:04:35,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-15 06:04:35,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-15 06:04:35,117 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-04-15 06:04:35,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-15 06:04:35,120 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-04-15 06:04:35,120 INFO L85 PathProgramCache]: Analyzing trace with hash 1889267574, now seen corresponding path program 114 times [2022-04-15 06:04:35,120 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-15 06:04:35,120 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [481457268] [2022-04-15 06:04:35,120 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-15 06:04:35,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-15 06:04:35,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 06:04:36,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-15 06:04:36,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 06:04:36,797 INFO L290 TraceCheckUtils]: 0: Hoare triple {35017#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {34954#true} is VALID [2022-04-15 06:04:36,797 INFO L290 TraceCheckUtils]: 1: Hoare triple {34954#true} assume true; {34954#true} is VALID [2022-04-15 06:04:36,797 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {34954#true} {34954#true} #34#return; {34954#true} is VALID [2022-04-15 06:04:36,798 INFO L272 TraceCheckUtils]: 0: Hoare triple {34954#true} call ULTIMATE.init(); {35017#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} is VALID [2022-04-15 06:04:36,798 INFO L290 TraceCheckUtils]: 1: Hoare triple {35017#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {34954#true} is VALID [2022-04-15 06:04:36,798 INFO L290 TraceCheckUtils]: 2: Hoare triple {34954#true} assume true; {34954#true} is VALID [2022-04-15 06:04:36,798 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {34954#true} {34954#true} #34#return; {34954#true} is VALID [2022-04-15 06:04:36,798 INFO L272 TraceCheckUtils]: 4: Hoare triple {34954#true} call #t~ret5 := main(); {34954#true} is VALID [2022-04-15 06:04:36,798 INFO L290 TraceCheckUtils]: 5: Hoare triple {34954#true} ~x~0 := 1;~y~0 := 0; {34959#(= main_~y~0 0)} is VALID [2022-04-15 06:04:36,799 INFO L290 TraceCheckUtils]: 6: Hoare triple {34959#(= main_~y~0 0)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {34960#(and (<= 1 main_~y~0) (<= main_~y~0 1))} is VALID [2022-04-15 06:04:36,799 INFO L290 TraceCheckUtils]: 7: Hoare triple {34960#(and (<= 1 main_~y~0) (<= main_~y~0 1))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {34961#(and (<= 2 main_~y~0) (<= main_~y~0 2))} is VALID [2022-04-15 06:04:36,800 INFO L290 TraceCheckUtils]: 8: Hoare triple {34961#(and (<= 2 main_~y~0) (<= main_~y~0 2))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {34962#(and (<= main_~y~0 3) (<= 3 main_~y~0))} is VALID [2022-04-15 06:04:36,800 INFO L290 TraceCheckUtils]: 9: Hoare triple {34962#(and (<= main_~y~0 3) (<= 3 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {34963#(and (<= main_~y~0 4) (<= 4 main_~y~0))} is VALID [2022-04-15 06:04:36,801 INFO L290 TraceCheckUtils]: 10: Hoare triple {34963#(and (<= main_~y~0 4) (<= 4 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {34964#(and (<= 5 main_~y~0) (<= main_~y~0 5))} is VALID [2022-04-15 06:04:36,801 INFO L290 TraceCheckUtils]: 11: Hoare triple {34964#(and (<= 5 main_~y~0) (<= main_~y~0 5))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {34965#(and (<= main_~y~0 6) (<= 6 main_~y~0))} is VALID [2022-04-15 06:04:36,802 INFO L290 TraceCheckUtils]: 12: Hoare triple {34965#(and (<= main_~y~0 6) (<= 6 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {34966#(and (<= 7 main_~y~0) (<= main_~y~0 7))} is VALID [2022-04-15 06:04:36,803 INFO L290 TraceCheckUtils]: 13: Hoare triple {34966#(and (<= 7 main_~y~0) (<= main_~y~0 7))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {34967#(and (<= main_~y~0 8) (<= 8 main_~y~0))} is VALID [2022-04-15 06:04:36,803 INFO L290 TraceCheckUtils]: 14: Hoare triple {34967#(and (<= main_~y~0 8) (<= 8 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {34968#(and (<= 9 main_~y~0) (<= main_~y~0 9))} is VALID [2022-04-15 06:04:36,804 INFO L290 TraceCheckUtils]: 15: Hoare triple {34968#(and (<= 9 main_~y~0) (<= main_~y~0 9))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {34969#(and (<= main_~y~0 10) (<= 10 main_~y~0))} is VALID [2022-04-15 06:04:36,804 INFO L290 TraceCheckUtils]: 16: Hoare triple {34969#(and (<= main_~y~0 10) (<= 10 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {34970#(and (<= main_~y~0 11) (<= 11 main_~y~0))} is VALID [2022-04-15 06:04:36,805 INFO L290 TraceCheckUtils]: 17: Hoare triple {34970#(and (<= main_~y~0 11) (<= 11 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {34971#(and (<= 12 main_~y~0) (<= main_~y~0 12))} is VALID [2022-04-15 06:04:36,805 INFO L290 TraceCheckUtils]: 18: Hoare triple {34971#(and (<= 12 main_~y~0) (<= main_~y~0 12))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {34972#(and (<= main_~y~0 13) (<= 13 main_~y~0))} is VALID [2022-04-15 06:04:36,806 INFO L290 TraceCheckUtils]: 19: Hoare triple {34972#(and (<= main_~y~0 13) (<= 13 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {34973#(and (<= 14 main_~y~0) (<= main_~y~0 14))} is VALID [2022-04-15 06:04:36,806 INFO L290 TraceCheckUtils]: 20: Hoare triple {34973#(and (<= 14 main_~y~0) (<= main_~y~0 14))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {34974#(and (<= main_~y~0 15) (<= 15 main_~y~0))} is VALID [2022-04-15 06:04:36,807 INFO L290 TraceCheckUtils]: 21: Hoare triple {34974#(and (<= main_~y~0 15) (<= 15 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {34975#(and (<= 16 main_~y~0) (<= main_~y~0 16))} is VALID [2022-04-15 06:04:36,807 INFO L290 TraceCheckUtils]: 22: Hoare triple {34975#(and (<= 16 main_~y~0) (<= main_~y~0 16))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {34976#(and (<= main_~y~0 17) (<= 17 main_~y~0))} is VALID [2022-04-15 06:04:36,808 INFO L290 TraceCheckUtils]: 23: Hoare triple {34976#(and (<= main_~y~0 17) (<= 17 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {34977#(and (<= 18 main_~y~0) (<= main_~y~0 18))} is VALID [2022-04-15 06:04:36,808 INFO L290 TraceCheckUtils]: 24: Hoare triple {34977#(and (<= 18 main_~y~0) (<= main_~y~0 18))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {34978#(and (<= 19 main_~y~0) (<= main_~y~0 19))} is VALID [2022-04-15 06:04:36,809 INFO L290 TraceCheckUtils]: 25: Hoare triple {34978#(and (<= 19 main_~y~0) (<= main_~y~0 19))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {34979#(and (<= 20 main_~y~0) (<= main_~y~0 20))} is VALID [2022-04-15 06:04:36,809 INFO L290 TraceCheckUtils]: 26: Hoare triple {34979#(and (<= 20 main_~y~0) (<= main_~y~0 20))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {34980#(and (<= main_~y~0 21) (<= 21 main_~y~0))} is VALID [2022-04-15 06:04:36,810 INFO L290 TraceCheckUtils]: 27: Hoare triple {34980#(and (<= main_~y~0 21) (<= 21 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {34981#(and (<= main_~y~0 22) (<= 22 main_~y~0))} is VALID [2022-04-15 06:04:36,810 INFO L290 TraceCheckUtils]: 28: Hoare triple {34981#(and (<= main_~y~0 22) (<= 22 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {34982#(and (<= main_~y~0 23) (<= 23 main_~y~0))} is VALID [2022-04-15 06:04:36,811 INFO L290 TraceCheckUtils]: 29: Hoare triple {34982#(and (<= main_~y~0 23) (<= 23 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {34983#(and (<= 24 main_~y~0) (<= main_~y~0 24))} is VALID [2022-04-15 06:04:36,811 INFO L290 TraceCheckUtils]: 30: Hoare triple {34983#(and (<= 24 main_~y~0) (<= main_~y~0 24))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {34984#(and (<= 25 main_~y~0) (<= main_~y~0 25))} is VALID [2022-04-15 06:04:36,812 INFO L290 TraceCheckUtils]: 31: Hoare triple {34984#(and (<= 25 main_~y~0) (<= main_~y~0 25))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {34985#(and (<= main_~y~0 26) (<= 26 main_~y~0))} is VALID [2022-04-15 06:04:36,812 INFO L290 TraceCheckUtils]: 32: Hoare triple {34985#(and (<= main_~y~0 26) (<= 26 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {34986#(and (<= main_~y~0 27) (<= 27 main_~y~0))} is VALID [2022-04-15 06:04:36,813 INFO L290 TraceCheckUtils]: 33: Hoare triple {34986#(and (<= main_~y~0 27) (<= 27 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {34987#(and (<= main_~y~0 28) (<= 28 main_~y~0))} is VALID [2022-04-15 06:04:36,813 INFO L290 TraceCheckUtils]: 34: Hoare triple {34987#(and (<= main_~y~0 28) (<= 28 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {34988#(and (<= 29 main_~y~0) (<= main_~y~0 29))} is VALID [2022-04-15 06:04:36,814 INFO L290 TraceCheckUtils]: 35: Hoare triple {34988#(and (<= 29 main_~y~0) (<= main_~y~0 29))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {34989#(and (<= main_~y~0 30) (<= 30 main_~y~0))} is VALID [2022-04-15 06:04:36,814 INFO L290 TraceCheckUtils]: 36: Hoare triple {34989#(and (<= main_~y~0 30) (<= 30 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {34990#(and (<= main_~y~0 31) (<= 31 main_~y~0))} is VALID [2022-04-15 06:04:36,815 INFO L290 TraceCheckUtils]: 37: Hoare triple {34990#(and (<= main_~y~0 31) (<= 31 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {34991#(and (<= main_~y~0 32) (<= 32 main_~y~0))} is VALID [2022-04-15 06:04:36,816 INFO L290 TraceCheckUtils]: 38: Hoare triple {34991#(and (<= main_~y~0 32) (<= 32 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {34992#(and (<= 33 main_~y~0) (<= main_~y~0 33))} is VALID [2022-04-15 06:04:36,816 INFO L290 TraceCheckUtils]: 39: Hoare triple {34992#(and (<= 33 main_~y~0) (<= main_~y~0 33))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {34993#(and (<= main_~y~0 34) (<= 34 main_~y~0))} is VALID [2022-04-15 06:04:36,817 INFO L290 TraceCheckUtils]: 40: Hoare triple {34993#(and (<= main_~y~0 34) (<= 34 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {34994#(and (<= 35 main_~y~0) (<= main_~y~0 35))} is VALID [2022-04-15 06:04:36,817 INFO L290 TraceCheckUtils]: 41: Hoare triple {34994#(and (<= 35 main_~y~0) (<= main_~y~0 35))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {34995#(and (<= 36 main_~y~0) (<= main_~y~0 36))} is VALID [2022-04-15 06:04:36,818 INFO L290 TraceCheckUtils]: 42: Hoare triple {34995#(and (<= 36 main_~y~0) (<= main_~y~0 36))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {34996#(and (<= main_~y~0 37) (<= 37 main_~y~0))} is VALID [2022-04-15 06:04:36,818 INFO L290 TraceCheckUtils]: 43: Hoare triple {34996#(and (<= main_~y~0 37) (<= 37 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {34997#(and (<= 38 main_~y~0) (<= main_~y~0 38))} is VALID [2022-04-15 06:04:36,819 INFO L290 TraceCheckUtils]: 44: Hoare triple {34997#(and (<= 38 main_~y~0) (<= main_~y~0 38))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {34998#(and (<= 39 main_~y~0) (<= main_~y~0 39))} is VALID [2022-04-15 06:04:36,819 INFO L290 TraceCheckUtils]: 45: Hoare triple {34998#(and (<= 39 main_~y~0) (<= main_~y~0 39))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {34999#(and (<= 40 main_~y~0) (<= main_~y~0 40))} is VALID [2022-04-15 06:04:36,820 INFO L290 TraceCheckUtils]: 46: Hoare triple {34999#(and (<= 40 main_~y~0) (<= main_~y~0 40))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {35000#(and (<= 41 main_~y~0) (<= main_~y~0 41))} is VALID [2022-04-15 06:04:36,820 INFO L290 TraceCheckUtils]: 47: Hoare triple {35000#(and (<= 41 main_~y~0) (<= main_~y~0 41))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {35001#(and (<= main_~y~0 42) (<= 42 main_~y~0))} is VALID [2022-04-15 06:04:36,821 INFO L290 TraceCheckUtils]: 48: Hoare triple {35001#(and (<= main_~y~0 42) (<= 42 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {35002#(and (<= 43 main_~y~0) (<= main_~y~0 43))} is VALID [2022-04-15 06:04:36,821 INFO L290 TraceCheckUtils]: 49: Hoare triple {35002#(and (<= 43 main_~y~0) (<= main_~y~0 43))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {35003#(and (<= main_~y~0 44) (<= 44 main_~y~0))} is VALID [2022-04-15 06:04:36,822 INFO L290 TraceCheckUtils]: 50: Hoare triple {35003#(and (<= main_~y~0 44) (<= 44 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {35004#(and (<= main_~y~0 45) (<= 45 main_~y~0))} is VALID [2022-04-15 06:04:36,822 INFO L290 TraceCheckUtils]: 51: Hoare triple {35004#(and (<= main_~y~0 45) (<= 45 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {35005#(and (<= main_~y~0 46) (<= 46 main_~y~0))} is VALID [2022-04-15 06:04:36,823 INFO L290 TraceCheckUtils]: 52: Hoare triple {35005#(and (<= main_~y~0 46) (<= 46 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {35006#(and (<= main_~y~0 47) (<= 47 main_~y~0))} is VALID [2022-04-15 06:04:36,823 INFO L290 TraceCheckUtils]: 53: Hoare triple {35006#(and (<= main_~y~0 47) (<= 47 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {35007#(and (<= 48 main_~y~0) (<= main_~y~0 48))} is VALID [2022-04-15 06:04:36,824 INFO L290 TraceCheckUtils]: 54: Hoare triple {35007#(and (<= 48 main_~y~0) (<= main_~y~0 48))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {35008#(and (<= 49 main_~y~0) (<= main_~y~0 49))} is VALID [2022-04-15 06:04:36,824 INFO L290 TraceCheckUtils]: 55: Hoare triple {35008#(and (<= 49 main_~y~0) (<= main_~y~0 49))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {35009#(and (<= 50 main_~y~0) (<= main_~y~0 50))} is VALID [2022-04-15 06:04:36,825 INFO L290 TraceCheckUtils]: 56: Hoare triple {35009#(and (<= 50 main_~y~0) (<= main_~y~0 50))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {35010#(and (<= 51 main_~y~0) (<= main_~y~0 51))} is VALID [2022-04-15 06:04:36,825 INFO L290 TraceCheckUtils]: 57: Hoare triple {35010#(and (<= 51 main_~y~0) (<= main_~y~0 51))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {35011#(and (<= main_~y~0 52) (<= 52 main_~y~0))} is VALID [2022-04-15 06:04:36,826 INFO L290 TraceCheckUtils]: 58: Hoare triple {35011#(and (<= main_~y~0 52) (<= 52 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {35012#(and (<= main_~y~0 53) (<= 53 main_~y~0))} is VALID [2022-04-15 06:04:36,826 INFO L290 TraceCheckUtils]: 59: Hoare triple {35012#(and (<= main_~y~0 53) (<= 53 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {35013#(and (<= 54 main_~y~0) (<= main_~y~0 54))} is VALID [2022-04-15 06:04:36,827 INFO L290 TraceCheckUtils]: 60: Hoare triple {35013#(and (<= 54 main_~y~0) (<= main_~y~0 54))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {35014#(and (<= 55 main_~y~0) (<= main_~y~0 55))} is VALID [2022-04-15 06:04:36,827 INFO L290 TraceCheckUtils]: 61: Hoare triple {35014#(and (<= 55 main_~y~0) (<= main_~y~0 55))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {35015#(and (<= main_~y~0 56) (<= 56 main_~y~0))} is VALID [2022-04-15 06:04:36,828 INFO L290 TraceCheckUtils]: 62: Hoare triple {35015#(and (<= main_~y~0 56) (<= 56 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {35016#(and (<= main_~y~0 57) (not (<= (+ (div main_~y~0 4294967296) 1) 0)))} is VALID [2022-04-15 06:04:36,828 INFO L290 TraceCheckUtils]: 63: Hoare triple {35016#(and (<= main_~y~0 57) (not (<= (+ (div main_~y~0 4294967296) 1) 0)))} assume !(~y~0 % 4294967296 < 1024); {34955#false} is VALID [2022-04-15 06:04:36,828 INFO L272 TraceCheckUtils]: 64: Hoare triple {34955#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {34955#false} is VALID [2022-04-15 06:04:36,829 INFO L290 TraceCheckUtils]: 65: Hoare triple {34955#false} ~cond := #in~cond; {34955#false} is VALID [2022-04-15 06:04:36,829 INFO L290 TraceCheckUtils]: 66: Hoare triple {34955#false} assume 0 == ~cond; {34955#false} is VALID [2022-04-15 06:04:36,829 INFO L290 TraceCheckUtils]: 67: Hoare triple {34955#false} assume !false; {34955#false} is VALID [2022-04-15 06:04:36,829 INFO L134 CoverageAnalysis]: Checked inductivity of 1653 backedges. 0 proven. 1653 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 06:04:36,829 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-15 06:04:36,829 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [481457268] [2022-04-15 06:04:36,829 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [481457268] provided 0 perfect and 1 imperfect interpolant sequences [2022-04-15 06:04:36,829 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1907415364] [2022-04-15 06:04:36,829 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2022-04-15 06:04:36,830 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-15 06:04:36,830 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-15 06:04:36,830 INFO L229 MonitoredProcess]: Starting monitored process 58 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-04-15 06:04:36,831 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (58)] Waiting until timeout for monitored process [2022-04-15 06:04:47,417 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 30 check-sat command(s) [2022-04-15 06:04:47,418 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-15 06:04:47,433 INFO L263 TraceCheckSpWp]: Trace formula consists of 338 conjuncts, 117 conjunts are in the unsatisfiable core [2022-04-15 06:04:47,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 06:04:47,452 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-15 06:04:47,986 INFO L272 TraceCheckUtils]: 0: Hoare triple {34954#true} call ULTIMATE.init(); {34954#true} is VALID [2022-04-15 06:04:47,987 INFO L290 TraceCheckUtils]: 1: Hoare triple {34954#true} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {34954#true} is VALID [2022-04-15 06:04:47,987 INFO L290 TraceCheckUtils]: 2: Hoare triple {34954#true} assume true; {34954#true} is VALID [2022-04-15 06:04:47,987 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {34954#true} {34954#true} #34#return; {34954#true} is VALID [2022-04-15 06:04:47,987 INFO L272 TraceCheckUtils]: 4: Hoare triple {34954#true} call #t~ret5 := main(); {34954#true} is VALID [2022-04-15 06:04:47,987 INFO L290 TraceCheckUtils]: 5: Hoare triple {34954#true} ~x~0 := 1;~y~0 := 0; {34959#(= main_~y~0 0)} is VALID [2022-04-15 06:04:47,987 INFO L290 TraceCheckUtils]: 6: Hoare triple {34959#(= main_~y~0 0)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {34960#(and (<= 1 main_~y~0) (<= main_~y~0 1))} is VALID [2022-04-15 06:04:47,988 INFO L290 TraceCheckUtils]: 7: Hoare triple {34960#(and (<= 1 main_~y~0) (<= main_~y~0 1))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {34961#(and (<= 2 main_~y~0) (<= main_~y~0 2))} is VALID [2022-04-15 06:04:47,988 INFO L290 TraceCheckUtils]: 8: Hoare triple {34961#(and (<= 2 main_~y~0) (<= main_~y~0 2))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {34962#(and (<= main_~y~0 3) (<= 3 main_~y~0))} is VALID [2022-04-15 06:04:47,989 INFO L290 TraceCheckUtils]: 9: Hoare triple {34962#(and (<= main_~y~0 3) (<= 3 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {34963#(and (<= main_~y~0 4) (<= 4 main_~y~0))} is VALID [2022-04-15 06:04:47,989 INFO L290 TraceCheckUtils]: 10: Hoare triple {34963#(and (<= main_~y~0 4) (<= 4 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {34964#(and (<= 5 main_~y~0) (<= main_~y~0 5))} is VALID [2022-04-15 06:04:47,990 INFO L290 TraceCheckUtils]: 11: Hoare triple {34964#(and (<= 5 main_~y~0) (<= main_~y~0 5))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {34965#(and (<= main_~y~0 6) (<= 6 main_~y~0))} is VALID [2022-04-15 06:04:47,990 INFO L290 TraceCheckUtils]: 12: Hoare triple {34965#(and (<= main_~y~0 6) (<= 6 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {34966#(and (<= 7 main_~y~0) (<= main_~y~0 7))} is VALID [2022-04-15 06:04:47,990 INFO L290 TraceCheckUtils]: 13: Hoare triple {34966#(and (<= 7 main_~y~0) (<= main_~y~0 7))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {34967#(and (<= main_~y~0 8) (<= 8 main_~y~0))} is VALID [2022-04-15 06:04:47,991 INFO L290 TraceCheckUtils]: 14: Hoare triple {34967#(and (<= main_~y~0 8) (<= 8 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {34968#(and (<= 9 main_~y~0) (<= main_~y~0 9))} is VALID [2022-04-15 06:04:47,991 INFO L290 TraceCheckUtils]: 15: Hoare triple {34968#(and (<= 9 main_~y~0) (<= main_~y~0 9))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {34969#(and (<= main_~y~0 10) (<= 10 main_~y~0))} is VALID [2022-04-15 06:04:47,992 INFO L290 TraceCheckUtils]: 16: Hoare triple {34969#(and (<= main_~y~0 10) (<= 10 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {34970#(and (<= main_~y~0 11) (<= 11 main_~y~0))} is VALID [2022-04-15 06:04:47,992 INFO L290 TraceCheckUtils]: 17: Hoare triple {34970#(and (<= main_~y~0 11) (<= 11 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {34971#(and (<= 12 main_~y~0) (<= main_~y~0 12))} is VALID [2022-04-15 06:04:47,992 INFO L290 TraceCheckUtils]: 18: Hoare triple {34971#(and (<= 12 main_~y~0) (<= main_~y~0 12))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {34972#(and (<= main_~y~0 13) (<= 13 main_~y~0))} is VALID [2022-04-15 06:04:47,993 INFO L290 TraceCheckUtils]: 19: Hoare triple {34972#(and (<= main_~y~0 13) (<= 13 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {34973#(and (<= 14 main_~y~0) (<= main_~y~0 14))} is VALID [2022-04-15 06:04:47,993 INFO L290 TraceCheckUtils]: 20: Hoare triple {34973#(and (<= 14 main_~y~0) (<= main_~y~0 14))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {34974#(and (<= main_~y~0 15) (<= 15 main_~y~0))} is VALID [2022-04-15 06:04:47,994 INFO L290 TraceCheckUtils]: 21: Hoare triple {34974#(and (<= main_~y~0 15) (<= 15 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {34975#(and (<= 16 main_~y~0) (<= main_~y~0 16))} is VALID [2022-04-15 06:04:47,994 INFO L290 TraceCheckUtils]: 22: Hoare triple {34975#(and (<= 16 main_~y~0) (<= main_~y~0 16))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {34976#(and (<= main_~y~0 17) (<= 17 main_~y~0))} is VALID [2022-04-15 06:04:47,995 INFO L290 TraceCheckUtils]: 23: Hoare triple {34976#(and (<= main_~y~0 17) (<= 17 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {34977#(and (<= 18 main_~y~0) (<= main_~y~0 18))} is VALID [2022-04-15 06:04:47,995 INFO L290 TraceCheckUtils]: 24: Hoare triple {34977#(and (<= 18 main_~y~0) (<= main_~y~0 18))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {34978#(and (<= 19 main_~y~0) (<= main_~y~0 19))} is VALID [2022-04-15 06:04:47,995 INFO L290 TraceCheckUtils]: 25: Hoare triple {34978#(and (<= 19 main_~y~0) (<= main_~y~0 19))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {34979#(and (<= 20 main_~y~0) (<= main_~y~0 20))} is VALID [2022-04-15 06:04:47,996 INFO L290 TraceCheckUtils]: 26: Hoare triple {34979#(and (<= 20 main_~y~0) (<= main_~y~0 20))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {34980#(and (<= main_~y~0 21) (<= 21 main_~y~0))} is VALID [2022-04-15 06:04:47,996 INFO L290 TraceCheckUtils]: 27: Hoare triple {34980#(and (<= main_~y~0 21) (<= 21 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {34981#(and (<= main_~y~0 22) (<= 22 main_~y~0))} is VALID [2022-04-15 06:04:47,997 INFO L290 TraceCheckUtils]: 28: Hoare triple {34981#(and (<= main_~y~0 22) (<= 22 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {34982#(and (<= main_~y~0 23) (<= 23 main_~y~0))} is VALID [2022-04-15 06:04:47,997 INFO L290 TraceCheckUtils]: 29: Hoare triple {34982#(and (<= main_~y~0 23) (<= 23 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {34983#(and (<= 24 main_~y~0) (<= main_~y~0 24))} is VALID [2022-04-15 06:04:47,997 INFO L290 TraceCheckUtils]: 30: Hoare triple {34983#(and (<= 24 main_~y~0) (<= main_~y~0 24))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {34984#(and (<= 25 main_~y~0) (<= main_~y~0 25))} is VALID [2022-04-15 06:04:47,998 INFO L290 TraceCheckUtils]: 31: Hoare triple {34984#(and (<= 25 main_~y~0) (<= main_~y~0 25))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {34985#(and (<= main_~y~0 26) (<= 26 main_~y~0))} is VALID [2022-04-15 06:04:47,998 INFO L290 TraceCheckUtils]: 32: Hoare triple {34985#(and (<= main_~y~0 26) (<= 26 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {34986#(and (<= main_~y~0 27) (<= 27 main_~y~0))} is VALID [2022-04-15 06:04:47,999 INFO L290 TraceCheckUtils]: 33: Hoare triple {34986#(and (<= main_~y~0 27) (<= 27 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {34987#(and (<= main_~y~0 28) (<= 28 main_~y~0))} is VALID [2022-04-15 06:04:47,999 INFO L290 TraceCheckUtils]: 34: Hoare triple {34987#(and (<= main_~y~0 28) (<= 28 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {34988#(and (<= 29 main_~y~0) (<= main_~y~0 29))} is VALID [2022-04-15 06:04:47,999 INFO L290 TraceCheckUtils]: 35: Hoare triple {34988#(and (<= 29 main_~y~0) (<= main_~y~0 29))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {34989#(and (<= main_~y~0 30) (<= 30 main_~y~0))} is VALID [2022-04-15 06:04:48,000 INFO L290 TraceCheckUtils]: 36: Hoare triple {34989#(and (<= main_~y~0 30) (<= 30 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {34990#(and (<= main_~y~0 31) (<= 31 main_~y~0))} is VALID [2022-04-15 06:04:48,000 INFO L290 TraceCheckUtils]: 37: Hoare triple {34990#(and (<= main_~y~0 31) (<= 31 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {34991#(and (<= main_~y~0 32) (<= 32 main_~y~0))} is VALID [2022-04-15 06:04:48,001 INFO L290 TraceCheckUtils]: 38: Hoare triple {34991#(and (<= main_~y~0 32) (<= 32 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {34992#(and (<= 33 main_~y~0) (<= main_~y~0 33))} is VALID [2022-04-15 06:04:48,001 INFO L290 TraceCheckUtils]: 39: Hoare triple {34992#(and (<= 33 main_~y~0) (<= main_~y~0 33))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {34993#(and (<= main_~y~0 34) (<= 34 main_~y~0))} is VALID [2022-04-15 06:04:48,002 INFO L290 TraceCheckUtils]: 40: Hoare triple {34993#(and (<= main_~y~0 34) (<= 34 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {34994#(and (<= 35 main_~y~0) (<= main_~y~0 35))} is VALID [2022-04-15 06:04:48,002 INFO L290 TraceCheckUtils]: 41: Hoare triple {34994#(and (<= 35 main_~y~0) (<= main_~y~0 35))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {34995#(and (<= 36 main_~y~0) (<= main_~y~0 36))} is VALID [2022-04-15 06:04:48,002 INFO L290 TraceCheckUtils]: 42: Hoare triple {34995#(and (<= 36 main_~y~0) (<= main_~y~0 36))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {34996#(and (<= main_~y~0 37) (<= 37 main_~y~0))} is VALID [2022-04-15 06:04:48,003 INFO L290 TraceCheckUtils]: 43: Hoare triple {34996#(and (<= main_~y~0 37) (<= 37 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {34997#(and (<= 38 main_~y~0) (<= main_~y~0 38))} is VALID [2022-04-15 06:04:48,003 INFO L290 TraceCheckUtils]: 44: Hoare triple {34997#(and (<= 38 main_~y~0) (<= main_~y~0 38))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {34998#(and (<= 39 main_~y~0) (<= main_~y~0 39))} is VALID [2022-04-15 06:04:48,004 INFO L290 TraceCheckUtils]: 45: Hoare triple {34998#(and (<= 39 main_~y~0) (<= main_~y~0 39))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {34999#(and (<= 40 main_~y~0) (<= main_~y~0 40))} is VALID [2022-04-15 06:04:48,004 INFO L290 TraceCheckUtils]: 46: Hoare triple {34999#(and (<= 40 main_~y~0) (<= main_~y~0 40))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {35000#(and (<= 41 main_~y~0) (<= main_~y~0 41))} is VALID [2022-04-15 06:04:48,004 INFO L290 TraceCheckUtils]: 47: Hoare triple {35000#(and (<= 41 main_~y~0) (<= main_~y~0 41))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {35001#(and (<= main_~y~0 42) (<= 42 main_~y~0))} is VALID [2022-04-15 06:04:48,005 INFO L290 TraceCheckUtils]: 48: Hoare triple {35001#(and (<= main_~y~0 42) (<= 42 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {35002#(and (<= 43 main_~y~0) (<= main_~y~0 43))} is VALID [2022-04-15 06:04:48,005 INFO L290 TraceCheckUtils]: 49: Hoare triple {35002#(and (<= 43 main_~y~0) (<= main_~y~0 43))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {35003#(and (<= main_~y~0 44) (<= 44 main_~y~0))} is VALID [2022-04-15 06:04:48,006 INFO L290 TraceCheckUtils]: 50: Hoare triple {35003#(and (<= main_~y~0 44) (<= 44 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {35004#(and (<= main_~y~0 45) (<= 45 main_~y~0))} is VALID [2022-04-15 06:04:48,006 INFO L290 TraceCheckUtils]: 51: Hoare triple {35004#(and (<= main_~y~0 45) (<= 45 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {35005#(and (<= main_~y~0 46) (<= 46 main_~y~0))} is VALID [2022-04-15 06:04:48,007 INFO L290 TraceCheckUtils]: 52: Hoare triple {35005#(and (<= main_~y~0 46) (<= 46 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {35006#(and (<= main_~y~0 47) (<= 47 main_~y~0))} is VALID [2022-04-15 06:04:48,007 INFO L290 TraceCheckUtils]: 53: Hoare triple {35006#(and (<= main_~y~0 47) (<= 47 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {35007#(and (<= 48 main_~y~0) (<= main_~y~0 48))} is VALID [2022-04-15 06:04:48,007 INFO L290 TraceCheckUtils]: 54: Hoare triple {35007#(and (<= 48 main_~y~0) (<= main_~y~0 48))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {35008#(and (<= 49 main_~y~0) (<= main_~y~0 49))} is VALID [2022-04-15 06:04:48,008 INFO L290 TraceCheckUtils]: 55: Hoare triple {35008#(and (<= 49 main_~y~0) (<= main_~y~0 49))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {35009#(and (<= 50 main_~y~0) (<= main_~y~0 50))} is VALID [2022-04-15 06:04:48,008 INFO L290 TraceCheckUtils]: 56: Hoare triple {35009#(and (<= 50 main_~y~0) (<= main_~y~0 50))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {35010#(and (<= 51 main_~y~0) (<= main_~y~0 51))} is VALID [2022-04-15 06:04:48,009 INFO L290 TraceCheckUtils]: 57: Hoare triple {35010#(and (<= 51 main_~y~0) (<= main_~y~0 51))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {35011#(and (<= main_~y~0 52) (<= 52 main_~y~0))} is VALID [2022-04-15 06:04:48,009 INFO L290 TraceCheckUtils]: 58: Hoare triple {35011#(and (<= main_~y~0 52) (<= 52 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {35012#(and (<= main_~y~0 53) (<= 53 main_~y~0))} is VALID [2022-04-15 06:04:48,009 INFO L290 TraceCheckUtils]: 59: Hoare triple {35012#(and (<= main_~y~0 53) (<= 53 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {35013#(and (<= 54 main_~y~0) (<= main_~y~0 54))} is VALID [2022-04-15 06:04:48,010 INFO L290 TraceCheckUtils]: 60: Hoare triple {35013#(and (<= 54 main_~y~0) (<= main_~y~0 54))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {35014#(and (<= 55 main_~y~0) (<= main_~y~0 55))} is VALID [2022-04-15 06:04:48,010 INFO L290 TraceCheckUtils]: 61: Hoare triple {35014#(and (<= 55 main_~y~0) (<= main_~y~0 55))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {35015#(and (<= main_~y~0 56) (<= 56 main_~y~0))} is VALID [2022-04-15 06:04:48,011 INFO L290 TraceCheckUtils]: 62: Hoare triple {35015#(and (<= main_~y~0 56) (<= 56 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {35207#(and (<= main_~y~0 57) (<= 57 main_~y~0))} is VALID [2022-04-15 06:04:48,011 INFO L290 TraceCheckUtils]: 63: Hoare triple {35207#(and (<= main_~y~0 57) (<= 57 main_~y~0))} assume !(~y~0 % 4294967296 < 1024); {34955#false} is VALID [2022-04-15 06:04:48,011 INFO L272 TraceCheckUtils]: 64: Hoare triple {34955#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {34955#false} is VALID [2022-04-15 06:04:48,011 INFO L290 TraceCheckUtils]: 65: Hoare triple {34955#false} ~cond := #in~cond; {34955#false} is VALID [2022-04-15 06:04:48,011 INFO L290 TraceCheckUtils]: 66: Hoare triple {34955#false} assume 0 == ~cond; {34955#false} is VALID [2022-04-15 06:04:48,011 INFO L290 TraceCheckUtils]: 67: Hoare triple {34955#false} assume !false; {34955#false} is VALID [2022-04-15 06:04:48,012 INFO L134 CoverageAnalysis]: Checked inductivity of 1653 backedges. 0 proven. 1653 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 06:04:48,012 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-15 06:04:51,810 INFO L290 TraceCheckUtils]: 67: Hoare triple {34955#false} assume !false; {34955#false} is VALID [2022-04-15 06:04:51,810 INFO L290 TraceCheckUtils]: 66: Hoare triple {34955#false} assume 0 == ~cond; {34955#false} is VALID [2022-04-15 06:04:51,810 INFO L290 TraceCheckUtils]: 65: Hoare triple {34955#false} ~cond := #in~cond; {34955#false} is VALID [2022-04-15 06:04:51,810 INFO L272 TraceCheckUtils]: 64: Hoare triple {34955#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {34955#false} is VALID [2022-04-15 06:04:51,811 INFO L290 TraceCheckUtils]: 63: Hoare triple {35235#(< (mod main_~y~0 4294967296) 1024)} assume !(~y~0 % 4294967296 < 1024); {34955#false} is VALID [2022-04-15 06:04:51,811 INFO L290 TraceCheckUtils]: 62: Hoare triple {35239#(< (mod (+ main_~y~0 1) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {35235#(< (mod main_~y~0 4294967296) 1024)} is VALID [2022-04-15 06:04:51,812 INFO L290 TraceCheckUtils]: 61: Hoare triple {35243#(< (mod (+ main_~y~0 2) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {35239#(< (mod (+ main_~y~0 1) 4294967296) 1024)} is VALID [2022-04-15 06:04:51,815 INFO L290 TraceCheckUtils]: 60: Hoare triple {35247#(< (mod (+ main_~y~0 3) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {35243#(< (mod (+ main_~y~0 2) 4294967296) 1024)} is VALID [2022-04-15 06:04:51,815 INFO L290 TraceCheckUtils]: 59: Hoare triple {35251#(< (mod (+ main_~y~0 4) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {35247#(< (mod (+ main_~y~0 3) 4294967296) 1024)} is VALID [2022-04-15 06:04:51,816 INFO L290 TraceCheckUtils]: 58: Hoare triple {35255#(< (mod (+ 5 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {35251#(< (mod (+ main_~y~0 4) 4294967296) 1024)} is VALID [2022-04-15 06:04:51,816 INFO L290 TraceCheckUtils]: 57: Hoare triple {35259#(< (mod (+ main_~y~0 6) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {35255#(< (mod (+ 5 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:04:51,817 INFO L290 TraceCheckUtils]: 56: Hoare triple {35263#(< (mod (+ 7 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {35259#(< (mod (+ main_~y~0 6) 4294967296) 1024)} is VALID [2022-04-15 06:04:51,817 INFO L290 TraceCheckUtils]: 55: Hoare triple {35267#(< (mod (+ main_~y~0 8) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {35263#(< (mod (+ 7 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:04:51,819 INFO L290 TraceCheckUtils]: 54: Hoare triple {35271#(< (mod (+ main_~y~0 9) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {35267#(< (mod (+ main_~y~0 8) 4294967296) 1024)} is VALID [2022-04-15 06:04:51,820 INFO L290 TraceCheckUtils]: 53: Hoare triple {35275#(< (mod (+ main_~y~0 10) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {35271#(< (mod (+ main_~y~0 9) 4294967296) 1024)} is VALID [2022-04-15 06:04:51,820 INFO L290 TraceCheckUtils]: 52: Hoare triple {35279#(< (mod (+ main_~y~0 11) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {35275#(< (mod (+ main_~y~0 10) 4294967296) 1024)} is VALID [2022-04-15 06:04:51,821 INFO L290 TraceCheckUtils]: 51: Hoare triple {35283#(< (mod (+ main_~y~0 12) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {35279#(< (mod (+ main_~y~0 11) 4294967296) 1024)} is VALID [2022-04-15 06:04:51,821 INFO L290 TraceCheckUtils]: 50: Hoare triple {35287#(< (mod (+ main_~y~0 13) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {35283#(< (mod (+ main_~y~0 12) 4294967296) 1024)} is VALID [2022-04-15 06:04:51,822 INFO L290 TraceCheckUtils]: 49: Hoare triple {35291#(< (mod (+ main_~y~0 14) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {35287#(< (mod (+ main_~y~0 13) 4294967296) 1024)} is VALID [2022-04-15 06:04:51,822 INFO L290 TraceCheckUtils]: 48: Hoare triple {35295#(< (mod (+ main_~y~0 15) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {35291#(< (mod (+ main_~y~0 14) 4294967296) 1024)} is VALID [2022-04-15 06:04:51,823 INFO L290 TraceCheckUtils]: 47: Hoare triple {35299#(< (mod (+ main_~y~0 16) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {35295#(< (mod (+ main_~y~0 15) 4294967296) 1024)} is VALID [2022-04-15 06:04:51,823 INFO L290 TraceCheckUtils]: 46: Hoare triple {35303#(< (mod (+ main_~y~0 17) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {35299#(< (mod (+ main_~y~0 16) 4294967296) 1024)} is VALID [2022-04-15 06:04:51,824 INFO L290 TraceCheckUtils]: 45: Hoare triple {35307#(< (mod (+ main_~y~0 18) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {35303#(< (mod (+ main_~y~0 17) 4294967296) 1024)} is VALID [2022-04-15 06:04:51,826 INFO L290 TraceCheckUtils]: 44: Hoare triple {35311#(< (mod (+ 19 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {35307#(< (mod (+ main_~y~0 18) 4294967296) 1024)} is VALID [2022-04-15 06:04:51,826 INFO L290 TraceCheckUtils]: 43: Hoare triple {35315#(< (mod (+ main_~y~0 20) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {35311#(< (mod (+ 19 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:04:51,827 INFO L290 TraceCheckUtils]: 42: Hoare triple {35319#(< (mod (+ main_~y~0 21) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {35315#(< (mod (+ main_~y~0 20) 4294967296) 1024)} is VALID [2022-04-15 06:04:51,827 INFO L290 TraceCheckUtils]: 41: Hoare triple {35323#(< (mod (+ main_~y~0 22) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {35319#(< (mod (+ main_~y~0 21) 4294967296) 1024)} is VALID [2022-04-15 06:04:51,828 INFO L290 TraceCheckUtils]: 40: Hoare triple {35327#(< (mod (+ 23 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {35323#(< (mod (+ main_~y~0 22) 4294967296) 1024)} is VALID [2022-04-15 06:04:51,828 INFO L290 TraceCheckUtils]: 39: Hoare triple {35331#(< (mod (+ main_~y~0 24) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {35327#(< (mod (+ 23 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:04:51,830 INFO L290 TraceCheckUtils]: 38: Hoare triple {35335#(< (mod (+ main_~y~0 25) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {35331#(< (mod (+ main_~y~0 24) 4294967296) 1024)} is VALID [2022-04-15 06:04:51,831 INFO L290 TraceCheckUtils]: 37: Hoare triple {35339#(< (mod (+ main_~y~0 26) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {35335#(< (mod (+ main_~y~0 25) 4294967296) 1024)} is VALID [2022-04-15 06:04:51,831 INFO L290 TraceCheckUtils]: 36: Hoare triple {35343#(< (mod (+ main_~y~0 27) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {35339#(< (mod (+ main_~y~0 26) 4294967296) 1024)} is VALID [2022-04-15 06:04:51,832 INFO L290 TraceCheckUtils]: 35: Hoare triple {35347#(< (mod (+ main_~y~0 28) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {35343#(< (mod (+ main_~y~0 27) 4294967296) 1024)} is VALID [2022-04-15 06:04:51,832 INFO L290 TraceCheckUtils]: 34: Hoare triple {35351#(< (mod (+ 29 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {35347#(< (mod (+ main_~y~0 28) 4294967296) 1024)} is VALID [2022-04-15 06:04:51,833 INFO L290 TraceCheckUtils]: 33: Hoare triple {35355#(< (mod (+ 30 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {35351#(< (mod (+ 29 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:04:51,833 INFO L290 TraceCheckUtils]: 32: Hoare triple {35359#(< (mod (+ main_~y~0 31) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {35355#(< (mod (+ 30 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:04:51,834 INFO L290 TraceCheckUtils]: 31: Hoare triple {35363#(< (mod (+ 32 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {35359#(< (mod (+ main_~y~0 31) 4294967296) 1024)} is VALID [2022-04-15 06:04:51,834 INFO L290 TraceCheckUtils]: 30: Hoare triple {35367#(< (mod (+ main_~y~0 33) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {35363#(< (mod (+ 32 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:04:51,835 INFO L290 TraceCheckUtils]: 29: Hoare triple {35371#(< (mod (+ main_~y~0 34) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {35367#(< (mod (+ main_~y~0 33) 4294967296) 1024)} is VALID [2022-04-15 06:04:51,836 INFO L290 TraceCheckUtils]: 28: Hoare triple {35375#(< (mod (+ 35 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {35371#(< (mod (+ main_~y~0 34) 4294967296) 1024)} is VALID [2022-04-15 06:04:51,837 INFO L290 TraceCheckUtils]: 27: Hoare triple {35379#(< (mod (+ main_~y~0 36) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {35375#(< (mod (+ 35 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:04:51,837 INFO L290 TraceCheckUtils]: 26: Hoare triple {35383#(< (mod (+ main_~y~0 37) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {35379#(< (mod (+ main_~y~0 36) 4294967296) 1024)} is VALID [2022-04-15 06:04:51,838 INFO L290 TraceCheckUtils]: 25: Hoare triple {35387#(< (mod (+ main_~y~0 38) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {35383#(< (mod (+ main_~y~0 37) 4294967296) 1024)} is VALID [2022-04-15 06:04:51,838 INFO L290 TraceCheckUtils]: 24: Hoare triple {35391#(< (mod (+ main_~y~0 39) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {35387#(< (mod (+ main_~y~0 38) 4294967296) 1024)} is VALID [2022-04-15 06:04:51,839 INFO L290 TraceCheckUtils]: 23: Hoare triple {35395#(< (mod (+ 40 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {35391#(< (mod (+ main_~y~0 39) 4294967296) 1024)} is VALID [2022-04-15 06:04:51,839 INFO L290 TraceCheckUtils]: 22: Hoare triple {35399#(< (mod (+ 41 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {35395#(< (mod (+ 40 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:04:51,849 INFO L290 TraceCheckUtils]: 21: Hoare triple {35403#(< (mod (+ 42 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {35399#(< (mod (+ 41 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:04:51,850 INFO L290 TraceCheckUtils]: 20: Hoare triple {35407#(< (mod (+ main_~y~0 43) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {35403#(< (mod (+ 42 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:04:51,850 INFO L290 TraceCheckUtils]: 19: Hoare triple {35411#(< (mod (+ 44 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {35407#(< (mod (+ main_~y~0 43) 4294967296) 1024)} is VALID [2022-04-15 06:04:51,851 INFO L290 TraceCheckUtils]: 18: Hoare triple {35415#(< (mod (+ main_~y~0 45) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {35411#(< (mod (+ 44 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:04:51,851 INFO L290 TraceCheckUtils]: 17: Hoare triple {35419#(< (mod (+ main_~y~0 46) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {35415#(< (mod (+ main_~y~0 45) 4294967296) 1024)} is VALID [2022-04-15 06:04:51,852 INFO L290 TraceCheckUtils]: 16: Hoare triple {35423#(< (mod (+ main_~y~0 47) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {35419#(< (mod (+ main_~y~0 46) 4294967296) 1024)} is VALID [2022-04-15 06:04:51,852 INFO L290 TraceCheckUtils]: 15: Hoare triple {35427#(< (mod (+ main_~y~0 48) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {35423#(< (mod (+ main_~y~0 47) 4294967296) 1024)} is VALID [2022-04-15 06:04:51,853 INFO L290 TraceCheckUtils]: 14: Hoare triple {35431#(< (mod (+ 49 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {35427#(< (mod (+ main_~y~0 48) 4294967296) 1024)} is VALID [2022-04-15 06:04:51,853 INFO L290 TraceCheckUtils]: 13: Hoare triple {35435#(< (mod (+ main_~y~0 50) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {35431#(< (mod (+ 49 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:04:51,854 INFO L290 TraceCheckUtils]: 12: Hoare triple {35439#(< (mod (+ 51 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {35435#(< (mod (+ main_~y~0 50) 4294967296) 1024)} is VALID [2022-04-15 06:04:51,855 INFO L290 TraceCheckUtils]: 11: Hoare triple {35443#(< (mod (+ main_~y~0 52) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {35439#(< (mod (+ 51 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:04:51,855 INFO L290 TraceCheckUtils]: 10: Hoare triple {35447#(< (mod (+ 53 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {35443#(< (mod (+ main_~y~0 52) 4294967296) 1024)} is VALID [2022-04-15 06:04:51,856 INFO L290 TraceCheckUtils]: 9: Hoare triple {35451#(< (mod (+ main_~y~0 54) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {35447#(< (mod (+ 53 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:04:51,856 INFO L290 TraceCheckUtils]: 8: Hoare triple {35455#(< (mod (+ main_~y~0 55) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {35451#(< (mod (+ main_~y~0 54) 4294967296) 1024)} is VALID [2022-04-15 06:04:51,857 INFO L290 TraceCheckUtils]: 7: Hoare triple {35459#(< (mod (+ 56 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {35455#(< (mod (+ main_~y~0 55) 4294967296) 1024)} is VALID [2022-04-15 06:04:51,858 INFO L290 TraceCheckUtils]: 6: Hoare triple {35463#(< (mod (+ 57 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {35459#(< (mod (+ 56 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:04:51,858 INFO L290 TraceCheckUtils]: 5: Hoare triple {34954#true} ~x~0 := 1;~y~0 := 0; {35463#(< (mod (+ 57 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:04:51,858 INFO L272 TraceCheckUtils]: 4: Hoare triple {34954#true} call #t~ret5 := main(); {34954#true} is VALID [2022-04-15 06:04:51,858 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {34954#true} {34954#true} #34#return; {34954#true} is VALID [2022-04-15 06:04:51,858 INFO L290 TraceCheckUtils]: 2: Hoare triple {34954#true} assume true; {34954#true} is VALID [2022-04-15 06:04:51,858 INFO L290 TraceCheckUtils]: 1: Hoare triple {34954#true} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {34954#true} is VALID [2022-04-15 06:04:51,858 INFO L272 TraceCheckUtils]: 0: Hoare triple {34954#true} call ULTIMATE.init(); {34954#true} is VALID [2022-04-15 06:04:51,859 INFO L134 CoverageAnalysis]: Checked inductivity of 1653 backedges. 0 proven. 1653 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 06:04:51,859 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1907415364] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-15 06:04:51,859 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-04-15 06:04:51,859 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [61, 60, 60] total 120 [2022-04-15 06:04:51,859 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-15 06:04:51,859 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [684447446] [2022-04-15 06:04:51,859 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [684447446] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-15 06:04:51,859 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-15 06:04:51,859 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [61] imperfect sequences [] total 61 [2022-04-15 06:04:51,859 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1295809691] [2022-04-15 06:04:51,859 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-15 06:04:51,860 INFO L78 Accepts]: Start accepts. Automaton has has 61 states, 61 states have (on average 1.0491803278688525) internal successors, (64), 60 states have internal predecessors, (64), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 68 [2022-04-15 06:04:51,860 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-15 06:04:51,860 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 61 states, 61 states have (on average 1.0491803278688525) internal successors, (64), 60 states have internal predecessors, (64), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:04:51,927 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 68 edges. 68 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 06:04:51,927 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 61 states [2022-04-15 06:04:51,927 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-15 06:04:51,927 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 61 interpolants. [2022-04-15 06:04:51,928 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3717, Invalid=10563, Unknown=0, NotChecked=0, Total=14280 [2022-04-15 06:04:51,928 INFO L87 Difference]: Start difference. First operand 69 states and 69 transitions. Second operand has 61 states, 61 states have (on average 1.0491803278688525) internal successors, (64), 60 states have internal predecessors, (64), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:04:58,493 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 06:04:58,493 INFO L93 Difference]: Finished difference Result 75 states and 75 transitions. [2022-04-15 06:04:58,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2022-04-15 06:04:58,493 INFO L78 Accepts]: Start accepts. Automaton has has 61 states, 61 states have (on average 1.0491803278688525) internal successors, (64), 60 states have internal predecessors, (64), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 68 [2022-04-15 06:04:58,493 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-15 06:04:58,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 61 states, 61 states have (on average 1.0491803278688525) internal successors, (64), 60 states have internal predecessors, (64), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:04:58,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 61 states and 75 transitions. [2022-04-15 06:04:58,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 61 states, 61 states have (on average 1.0491803278688525) internal successors, (64), 60 states have internal predecessors, (64), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:04:58,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 61 states and 75 transitions. [2022-04-15 06:04:58,495 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 61 states and 75 transitions. [2022-04-15 06:04:58,541 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 75 edges. 75 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 06:04:58,542 INFO L225 Difference]: With dead ends: 75 [2022-04-15 06:04:58,542 INFO L226 Difference]: Without dead ends: 70 [2022-04-15 06:04:58,544 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 255 GetRequests, 78 SyntacticMatches, 1 SemanticMatches, 176 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1773 ImplicationChecksByTransitivity, 6.6s TimeCoverageRelationStatistics Valid=7427, Invalid=24079, Unknown=0, NotChecked=0, Total=31506 [2022-04-15 06:04:58,544 INFO L913 BasicCegarLoop]: 11 mSDtfsCounter, 6 mSDsluCounter, 142 mSDsCounter, 0 mSdLazyCounter, 3448 mSolverCounterSat, 117 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 153 SdHoareTripleChecker+Invalid, 3565 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 117 IncrementalHoareTripleChecker+Valid, 3448 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2022-04-15 06:04:58,544 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [6 Valid, 153 Invalid, 3565 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [117 Valid, 3448 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2022-04-15 06:04:58,544 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 70 states. [2022-04-15 06:04:58,619 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 70 to 70. [2022-04-15 06:04:58,620 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-15 06:04:58,620 INFO L82 GeneralOperation]: Start isEquivalent. First operand 70 states. Second operand has 70 states, 65 states have (on average 1.0153846153846153) internal successors, (66), 65 states have internal predecessors, (66), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:04:58,620 INFO L74 IsIncluded]: Start isIncluded. First operand 70 states. Second operand has 70 states, 65 states have (on average 1.0153846153846153) internal successors, (66), 65 states have internal predecessors, (66), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:04:58,620 INFO L87 Difference]: Start difference. First operand 70 states. Second operand has 70 states, 65 states have (on average 1.0153846153846153) internal successors, (66), 65 states have internal predecessors, (66), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:04:58,620 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 06:04:58,620 INFO L93 Difference]: Finished difference Result 70 states and 70 transitions. [2022-04-15 06:04:58,621 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 70 transitions. [2022-04-15 06:04:58,621 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-15 06:04:58,621 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-15 06:04:58,621 INFO L74 IsIncluded]: Start isIncluded. First operand has 70 states, 65 states have (on average 1.0153846153846153) internal successors, (66), 65 states have internal predecessors, (66), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 70 states. [2022-04-15 06:04:58,621 INFO L87 Difference]: Start difference. First operand has 70 states, 65 states have (on average 1.0153846153846153) internal successors, (66), 65 states have internal predecessors, (66), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 70 states. [2022-04-15 06:04:58,621 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 06:04:58,621 INFO L93 Difference]: Finished difference Result 70 states and 70 transitions. [2022-04-15 06:04:58,621 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 70 transitions. [2022-04-15 06:04:58,622 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-15 06:04:58,622 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-15 06:04:58,622 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-15 06:04:58,622 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-15 06:04:58,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 70 states, 65 states have (on average 1.0153846153846153) internal successors, (66), 65 states have internal predecessors, (66), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:04:58,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 70 states and 70 transitions. [2022-04-15 06:04:58,622 INFO L78 Accepts]: Start accepts. Automaton has 70 states and 70 transitions. Word has length 68 [2022-04-15 06:04:58,622 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-15 06:04:58,622 INFO L478 AbstractCegarLoop]: Abstraction has 70 states and 70 transitions. [2022-04-15 06:04:58,623 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 61 states, 61 states have (on average 1.0491803278688525) internal successors, (64), 60 states have internal predecessors, (64), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:04:58,623 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 70 states and 70 transitions. [2022-04-15 06:04:58,674 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 70 edges. 70 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 06:04:58,674 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 70 transitions. [2022-04-15 06:04:58,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2022-04-15 06:04:58,674 INFO L491 BasicCegarLoop]: Found error trace [2022-04-15 06:04:58,674 INFO L499 BasicCegarLoop]: trace histogram [58, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-15 06:04:58,703 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (58)] Ended with exit code 0 [2022-04-15 06:04:58,874 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 58 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable115,SelfDestructingSolverStorable114 [2022-04-15 06:04:58,875 INFO L403 AbstractCegarLoop]: === Iteration 60 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-15 06:04:58,875 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-15 06:04:58,875 INFO L85 PathProgramCache]: Analyzing trace with hash -1525786084, now seen corresponding path program 115 times [2022-04-15 06:04:58,875 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-15 06:04:58,875 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [501613304] [2022-04-15 06:05:00,258 WARN L977 rdanLoopAcceleration]: Unable to prove correctness of quantifier elimination. [2022-04-15 06:05:00,428 INFO L89 AcceleratorJordan]: Jordan loop acceleration statistics: 1 HavocedVariables, 2 AssignedVariables, 0 ReadonlyVariables, Eigenvalues: {0={1=1}, 1={2=1}}, 1 SequentialAcceleration, 0 AlternatingAcceleration, 1 QuantifierFreeResult [2022-04-15 06:05:00,429 INFO L271 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2022-04-15 06:05:00,431 INFO L85 PathProgramCache]: Analyzing trace with hash 1501696823, now seen corresponding path program 1 times [2022-04-15 06:05:00,431 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-15 06:05:00,431 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1855506815] [2022-04-15 06:05:00,431 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-15 06:05:00,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-15 06:05:00,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-15 06:05:00,436 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-04-15 06:05:00,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-15 06:05:00,444 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-04-15 06:05:00,444 INFO L85 PathProgramCache]: Analyzing trace with hash -1525786084, now seen corresponding path program 116 times [2022-04-15 06:05:00,446 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-15 06:05:00,446 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [181407282] [2022-04-15 06:05:00,446 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-15 06:05:00,446 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-15 06:05:00,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 06:05:02,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-15 06:05:02,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 06:05:02,255 INFO L290 TraceCheckUtils]: 0: Hoare triple {36094#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {36030#true} is VALID [2022-04-15 06:05:02,255 INFO L290 TraceCheckUtils]: 1: Hoare triple {36030#true} assume true; {36030#true} is VALID [2022-04-15 06:05:02,255 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {36030#true} {36030#true} #34#return; {36030#true} is VALID [2022-04-15 06:05:02,255 INFO L272 TraceCheckUtils]: 0: Hoare triple {36030#true} call ULTIMATE.init(); {36094#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} is VALID [2022-04-15 06:05:02,256 INFO L290 TraceCheckUtils]: 1: Hoare triple {36094#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {36030#true} is VALID [2022-04-15 06:05:02,256 INFO L290 TraceCheckUtils]: 2: Hoare triple {36030#true} assume true; {36030#true} is VALID [2022-04-15 06:05:02,256 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {36030#true} {36030#true} #34#return; {36030#true} is VALID [2022-04-15 06:05:02,256 INFO L272 TraceCheckUtils]: 4: Hoare triple {36030#true} call #t~ret5 := main(); {36030#true} is VALID [2022-04-15 06:05:02,256 INFO L290 TraceCheckUtils]: 5: Hoare triple {36030#true} ~x~0 := 1;~y~0 := 0; {36035#(= main_~y~0 0)} is VALID [2022-04-15 06:05:02,256 INFO L290 TraceCheckUtils]: 6: Hoare triple {36035#(= main_~y~0 0)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36036#(and (<= 1 main_~y~0) (<= main_~y~0 1))} is VALID [2022-04-15 06:05:02,257 INFO L290 TraceCheckUtils]: 7: Hoare triple {36036#(and (<= 1 main_~y~0) (<= main_~y~0 1))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36037#(and (<= 2 main_~y~0) (<= main_~y~0 2))} is VALID [2022-04-15 06:05:02,257 INFO L290 TraceCheckUtils]: 8: Hoare triple {36037#(and (<= 2 main_~y~0) (<= main_~y~0 2))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36038#(and (<= main_~y~0 3) (<= 3 main_~y~0))} is VALID [2022-04-15 06:05:02,258 INFO L290 TraceCheckUtils]: 9: Hoare triple {36038#(and (<= main_~y~0 3) (<= 3 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36039#(and (<= main_~y~0 4) (<= 4 main_~y~0))} is VALID [2022-04-15 06:05:02,258 INFO L290 TraceCheckUtils]: 10: Hoare triple {36039#(and (<= main_~y~0 4) (<= 4 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36040#(and (<= 5 main_~y~0) (<= main_~y~0 5))} is VALID [2022-04-15 06:05:02,259 INFO L290 TraceCheckUtils]: 11: Hoare triple {36040#(and (<= 5 main_~y~0) (<= main_~y~0 5))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36041#(and (<= main_~y~0 6) (<= 6 main_~y~0))} is VALID [2022-04-15 06:05:02,259 INFO L290 TraceCheckUtils]: 12: Hoare triple {36041#(and (<= main_~y~0 6) (<= 6 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36042#(and (<= 7 main_~y~0) (<= main_~y~0 7))} is VALID [2022-04-15 06:05:02,260 INFO L290 TraceCheckUtils]: 13: Hoare triple {36042#(and (<= 7 main_~y~0) (<= main_~y~0 7))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36043#(and (<= main_~y~0 8) (<= 8 main_~y~0))} is VALID [2022-04-15 06:05:02,261 INFO L290 TraceCheckUtils]: 14: Hoare triple {36043#(and (<= main_~y~0 8) (<= 8 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36044#(and (<= 9 main_~y~0) (<= main_~y~0 9))} is VALID [2022-04-15 06:05:02,261 INFO L290 TraceCheckUtils]: 15: Hoare triple {36044#(and (<= 9 main_~y~0) (<= main_~y~0 9))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36045#(and (<= main_~y~0 10) (<= 10 main_~y~0))} is VALID [2022-04-15 06:05:02,262 INFO L290 TraceCheckUtils]: 16: Hoare triple {36045#(and (<= main_~y~0 10) (<= 10 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36046#(and (<= main_~y~0 11) (<= 11 main_~y~0))} is VALID [2022-04-15 06:05:02,262 INFO L290 TraceCheckUtils]: 17: Hoare triple {36046#(and (<= main_~y~0 11) (<= 11 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36047#(and (<= 12 main_~y~0) (<= main_~y~0 12))} is VALID [2022-04-15 06:05:02,263 INFO L290 TraceCheckUtils]: 18: Hoare triple {36047#(and (<= 12 main_~y~0) (<= main_~y~0 12))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36048#(and (<= main_~y~0 13) (<= 13 main_~y~0))} is VALID [2022-04-15 06:05:02,263 INFO L290 TraceCheckUtils]: 19: Hoare triple {36048#(and (<= main_~y~0 13) (<= 13 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36049#(and (<= 14 main_~y~0) (<= main_~y~0 14))} is VALID [2022-04-15 06:05:02,264 INFO L290 TraceCheckUtils]: 20: Hoare triple {36049#(and (<= 14 main_~y~0) (<= main_~y~0 14))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36050#(and (<= main_~y~0 15) (<= 15 main_~y~0))} is VALID [2022-04-15 06:05:02,264 INFO L290 TraceCheckUtils]: 21: Hoare triple {36050#(and (<= main_~y~0 15) (<= 15 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36051#(and (<= 16 main_~y~0) (<= main_~y~0 16))} is VALID [2022-04-15 06:05:02,265 INFO L290 TraceCheckUtils]: 22: Hoare triple {36051#(and (<= 16 main_~y~0) (<= main_~y~0 16))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36052#(and (<= main_~y~0 17) (<= 17 main_~y~0))} is VALID [2022-04-15 06:05:02,265 INFO L290 TraceCheckUtils]: 23: Hoare triple {36052#(and (<= main_~y~0 17) (<= 17 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36053#(and (<= 18 main_~y~0) (<= main_~y~0 18))} is VALID [2022-04-15 06:05:02,266 INFO L290 TraceCheckUtils]: 24: Hoare triple {36053#(and (<= 18 main_~y~0) (<= main_~y~0 18))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36054#(and (<= 19 main_~y~0) (<= main_~y~0 19))} is VALID [2022-04-15 06:05:02,266 INFO L290 TraceCheckUtils]: 25: Hoare triple {36054#(and (<= 19 main_~y~0) (<= main_~y~0 19))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36055#(and (<= 20 main_~y~0) (<= main_~y~0 20))} is VALID [2022-04-15 06:05:02,267 INFO L290 TraceCheckUtils]: 26: Hoare triple {36055#(and (<= 20 main_~y~0) (<= main_~y~0 20))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36056#(and (<= main_~y~0 21) (<= 21 main_~y~0))} is VALID [2022-04-15 06:05:02,267 INFO L290 TraceCheckUtils]: 27: Hoare triple {36056#(and (<= main_~y~0 21) (<= 21 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36057#(and (<= main_~y~0 22) (<= 22 main_~y~0))} is VALID [2022-04-15 06:05:02,268 INFO L290 TraceCheckUtils]: 28: Hoare triple {36057#(and (<= main_~y~0 22) (<= 22 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36058#(and (<= main_~y~0 23) (<= 23 main_~y~0))} is VALID [2022-04-15 06:05:02,268 INFO L290 TraceCheckUtils]: 29: Hoare triple {36058#(and (<= main_~y~0 23) (<= 23 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36059#(and (<= 24 main_~y~0) (<= main_~y~0 24))} is VALID [2022-04-15 06:05:02,269 INFO L290 TraceCheckUtils]: 30: Hoare triple {36059#(and (<= 24 main_~y~0) (<= main_~y~0 24))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36060#(and (<= 25 main_~y~0) (<= main_~y~0 25))} is VALID [2022-04-15 06:05:02,269 INFO L290 TraceCheckUtils]: 31: Hoare triple {36060#(and (<= 25 main_~y~0) (<= main_~y~0 25))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36061#(and (<= main_~y~0 26) (<= 26 main_~y~0))} is VALID [2022-04-15 06:05:02,270 INFO L290 TraceCheckUtils]: 32: Hoare triple {36061#(and (<= main_~y~0 26) (<= 26 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36062#(and (<= main_~y~0 27) (<= 27 main_~y~0))} is VALID [2022-04-15 06:05:02,270 INFO L290 TraceCheckUtils]: 33: Hoare triple {36062#(and (<= main_~y~0 27) (<= 27 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36063#(and (<= main_~y~0 28) (<= 28 main_~y~0))} is VALID [2022-04-15 06:05:02,271 INFO L290 TraceCheckUtils]: 34: Hoare triple {36063#(and (<= main_~y~0 28) (<= 28 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36064#(and (<= 29 main_~y~0) (<= main_~y~0 29))} is VALID [2022-04-15 06:05:02,271 INFO L290 TraceCheckUtils]: 35: Hoare triple {36064#(and (<= 29 main_~y~0) (<= main_~y~0 29))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36065#(and (<= main_~y~0 30) (<= 30 main_~y~0))} is VALID [2022-04-15 06:05:02,272 INFO L290 TraceCheckUtils]: 36: Hoare triple {36065#(and (<= main_~y~0 30) (<= 30 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36066#(and (<= main_~y~0 31) (<= 31 main_~y~0))} is VALID [2022-04-15 06:05:02,272 INFO L290 TraceCheckUtils]: 37: Hoare triple {36066#(and (<= main_~y~0 31) (<= 31 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36067#(and (<= main_~y~0 32) (<= 32 main_~y~0))} is VALID [2022-04-15 06:05:02,273 INFO L290 TraceCheckUtils]: 38: Hoare triple {36067#(and (<= main_~y~0 32) (<= 32 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36068#(and (<= 33 main_~y~0) (<= main_~y~0 33))} is VALID [2022-04-15 06:05:02,273 INFO L290 TraceCheckUtils]: 39: Hoare triple {36068#(and (<= 33 main_~y~0) (<= main_~y~0 33))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36069#(and (<= main_~y~0 34) (<= 34 main_~y~0))} is VALID [2022-04-15 06:05:02,274 INFO L290 TraceCheckUtils]: 40: Hoare triple {36069#(and (<= main_~y~0 34) (<= 34 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36070#(and (<= 35 main_~y~0) (<= main_~y~0 35))} is VALID [2022-04-15 06:05:02,274 INFO L290 TraceCheckUtils]: 41: Hoare triple {36070#(and (<= 35 main_~y~0) (<= main_~y~0 35))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36071#(and (<= 36 main_~y~0) (<= main_~y~0 36))} is VALID [2022-04-15 06:05:02,275 INFO L290 TraceCheckUtils]: 42: Hoare triple {36071#(and (<= 36 main_~y~0) (<= main_~y~0 36))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36072#(and (<= main_~y~0 37) (<= 37 main_~y~0))} is VALID [2022-04-15 06:05:02,275 INFO L290 TraceCheckUtils]: 43: Hoare triple {36072#(and (<= main_~y~0 37) (<= 37 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36073#(and (<= 38 main_~y~0) (<= main_~y~0 38))} is VALID [2022-04-15 06:05:02,276 INFO L290 TraceCheckUtils]: 44: Hoare triple {36073#(and (<= 38 main_~y~0) (<= main_~y~0 38))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36074#(and (<= 39 main_~y~0) (<= main_~y~0 39))} is VALID [2022-04-15 06:05:02,276 INFO L290 TraceCheckUtils]: 45: Hoare triple {36074#(and (<= 39 main_~y~0) (<= main_~y~0 39))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36075#(and (<= 40 main_~y~0) (<= main_~y~0 40))} is VALID [2022-04-15 06:05:02,277 INFO L290 TraceCheckUtils]: 46: Hoare triple {36075#(and (<= 40 main_~y~0) (<= main_~y~0 40))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36076#(and (<= 41 main_~y~0) (<= main_~y~0 41))} is VALID [2022-04-15 06:05:02,277 INFO L290 TraceCheckUtils]: 47: Hoare triple {36076#(and (<= 41 main_~y~0) (<= main_~y~0 41))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36077#(and (<= main_~y~0 42) (<= 42 main_~y~0))} is VALID [2022-04-15 06:05:02,278 INFO L290 TraceCheckUtils]: 48: Hoare triple {36077#(and (<= main_~y~0 42) (<= 42 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36078#(and (<= 43 main_~y~0) (<= main_~y~0 43))} is VALID [2022-04-15 06:05:02,278 INFO L290 TraceCheckUtils]: 49: Hoare triple {36078#(and (<= 43 main_~y~0) (<= main_~y~0 43))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36079#(and (<= main_~y~0 44) (<= 44 main_~y~0))} is VALID [2022-04-15 06:05:02,279 INFO L290 TraceCheckUtils]: 50: Hoare triple {36079#(and (<= main_~y~0 44) (<= 44 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36080#(and (<= main_~y~0 45) (<= 45 main_~y~0))} is VALID [2022-04-15 06:05:02,279 INFO L290 TraceCheckUtils]: 51: Hoare triple {36080#(and (<= main_~y~0 45) (<= 45 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36081#(and (<= main_~y~0 46) (<= 46 main_~y~0))} is VALID [2022-04-15 06:05:02,280 INFO L290 TraceCheckUtils]: 52: Hoare triple {36081#(and (<= main_~y~0 46) (<= 46 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36082#(and (<= main_~y~0 47) (<= 47 main_~y~0))} is VALID [2022-04-15 06:05:02,280 INFO L290 TraceCheckUtils]: 53: Hoare triple {36082#(and (<= main_~y~0 47) (<= 47 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36083#(and (<= 48 main_~y~0) (<= main_~y~0 48))} is VALID [2022-04-15 06:05:02,281 INFO L290 TraceCheckUtils]: 54: Hoare triple {36083#(and (<= 48 main_~y~0) (<= main_~y~0 48))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36084#(and (<= 49 main_~y~0) (<= main_~y~0 49))} is VALID [2022-04-15 06:05:02,281 INFO L290 TraceCheckUtils]: 55: Hoare triple {36084#(and (<= 49 main_~y~0) (<= main_~y~0 49))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36085#(and (<= 50 main_~y~0) (<= main_~y~0 50))} is VALID [2022-04-15 06:05:02,282 INFO L290 TraceCheckUtils]: 56: Hoare triple {36085#(and (<= 50 main_~y~0) (<= main_~y~0 50))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36086#(and (<= 51 main_~y~0) (<= main_~y~0 51))} is VALID [2022-04-15 06:05:02,282 INFO L290 TraceCheckUtils]: 57: Hoare triple {36086#(and (<= 51 main_~y~0) (<= main_~y~0 51))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36087#(and (<= main_~y~0 52) (<= 52 main_~y~0))} is VALID [2022-04-15 06:05:02,283 INFO L290 TraceCheckUtils]: 58: Hoare triple {36087#(and (<= main_~y~0 52) (<= 52 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36088#(and (<= main_~y~0 53) (<= 53 main_~y~0))} is VALID [2022-04-15 06:05:02,283 INFO L290 TraceCheckUtils]: 59: Hoare triple {36088#(and (<= main_~y~0 53) (<= 53 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36089#(and (<= 54 main_~y~0) (<= main_~y~0 54))} is VALID [2022-04-15 06:05:02,284 INFO L290 TraceCheckUtils]: 60: Hoare triple {36089#(and (<= 54 main_~y~0) (<= main_~y~0 54))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36090#(and (<= 55 main_~y~0) (<= main_~y~0 55))} is VALID [2022-04-15 06:05:02,284 INFO L290 TraceCheckUtils]: 61: Hoare triple {36090#(and (<= 55 main_~y~0) (<= main_~y~0 55))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36091#(and (<= main_~y~0 56) (<= 56 main_~y~0))} is VALID [2022-04-15 06:05:02,285 INFO L290 TraceCheckUtils]: 62: Hoare triple {36091#(and (<= main_~y~0 56) (<= 56 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36092#(and (<= main_~y~0 57) (<= 57 main_~y~0))} is VALID [2022-04-15 06:05:02,285 INFO L290 TraceCheckUtils]: 63: Hoare triple {36092#(and (<= main_~y~0 57) (<= 57 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36093#(and (not (<= (+ (div main_~y~0 4294967296) 1) 0)) (<= main_~y~0 58))} is VALID [2022-04-15 06:05:02,286 INFO L290 TraceCheckUtils]: 64: Hoare triple {36093#(and (not (<= (+ (div main_~y~0 4294967296) 1) 0)) (<= main_~y~0 58))} assume !(~y~0 % 4294967296 < 1024); {36031#false} is VALID [2022-04-15 06:05:02,286 INFO L272 TraceCheckUtils]: 65: Hoare triple {36031#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {36031#false} is VALID [2022-04-15 06:05:02,286 INFO L290 TraceCheckUtils]: 66: Hoare triple {36031#false} ~cond := #in~cond; {36031#false} is VALID [2022-04-15 06:05:02,286 INFO L290 TraceCheckUtils]: 67: Hoare triple {36031#false} assume 0 == ~cond; {36031#false} is VALID [2022-04-15 06:05:02,286 INFO L290 TraceCheckUtils]: 68: Hoare triple {36031#false} assume !false; {36031#false} is VALID [2022-04-15 06:05:02,286 INFO L134 CoverageAnalysis]: Checked inductivity of 1711 backedges. 0 proven. 1711 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 06:05:02,287 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-15 06:05:02,287 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [181407282] [2022-04-15 06:05:02,287 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [181407282] provided 0 perfect and 1 imperfect interpolant sequences [2022-04-15 06:05:02,287 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [61059965] [2022-04-15 06:05:02,287 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-04-15 06:05:02,287 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-15 06:05:02,287 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-15 06:05:02,288 INFO L229 MonitoredProcess]: Starting monitored process 59 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-04-15 06:05:02,291 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (59)] Waiting until timeout for monitored process [2022-04-15 06:05:02,401 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-04-15 06:05:02,401 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-15 06:05:02,403 INFO L263 TraceCheckSpWp]: Trace formula consists of 343 conjuncts, 119 conjunts are in the unsatisfiable core [2022-04-15 06:05:02,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 06:05:02,421 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-15 06:05:03,108 INFO L272 TraceCheckUtils]: 0: Hoare triple {36030#true} call ULTIMATE.init(); {36030#true} is VALID [2022-04-15 06:05:03,108 INFO L290 TraceCheckUtils]: 1: Hoare triple {36030#true} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {36030#true} is VALID [2022-04-15 06:05:03,108 INFO L290 TraceCheckUtils]: 2: Hoare triple {36030#true} assume true; {36030#true} is VALID [2022-04-15 06:05:03,108 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {36030#true} {36030#true} #34#return; {36030#true} is VALID [2022-04-15 06:05:03,108 INFO L272 TraceCheckUtils]: 4: Hoare triple {36030#true} call #t~ret5 := main(); {36030#true} is VALID [2022-04-15 06:05:03,109 INFO L290 TraceCheckUtils]: 5: Hoare triple {36030#true} ~x~0 := 1;~y~0 := 0; {36035#(= main_~y~0 0)} is VALID [2022-04-15 06:05:03,109 INFO L290 TraceCheckUtils]: 6: Hoare triple {36035#(= main_~y~0 0)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36036#(and (<= 1 main_~y~0) (<= main_~y~0 1))} is VALID [2022-04-15 06:05:03,110 INFO L290 TraceCheckUtils]: 7: Hoare triple {36036#(and (<= 1 main_~y~0) (<= main_~y~0 1))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36037#(and (<= 2 main_~y~0) (<= main_~y~0 2))} is VALID [2022-04-15 06:05:03,110 INFO L290 TraceCheckUtils]: 8: Hoare triple {36037#(and (<= 2 main_~y~0) (<= main_~y~0 2))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36038#(and (<= main_~y~0 3) (<= 3 main_~y~0))} is VALID [2022-04-15 06:05:03,111 INFO L290 TraceCheckUtils]: 9: Hoare triple {36038#(and (<= main_~y~0 3) (<= 3 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36039#(and (<= main_~y~0 4) (<= 4 main_~y~0))} is VALID [2022-04-15 06:05:03,111 INFO L290 TraceCheckUtils]: 10: Hoare triple {36039#(and (<= main_~y~0 4) (<= 4 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36040#(and (<= 5 main_~y~0) (<= main_~y~0 5))} is VALID [2022-04-15 06:05:03,112 INFO L290 TraceCheckUtils]: 11: Hoare triple {36040#(and (<= 5 main_~y~0) (<= main_~y~0 5))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36041#(and (<= main_~y~0 6) (<= 6 main_~y~0))} is VALID [2022-04-15 06:05:03,112 INFO L290 TraceCheckUtils]: 12: Hoare triple {36041#(and (<= main_~y~0 6) (<= 6 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36042#(and (<= 7 main_~y~0) (<= main_~y~0 7))} is VALID [2022-04-15 06:05:03,113 INFO L290 TraceCheckUtils]: 13: Hoare triple {36042#(and (<= 7 main_~y~0) (<= main_~y~0 7))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36043#(and (<= main_~y~0 8) (<= 8 main_~y~0))} is VALID [2022-04-15 06:05:03,113 INFO L290 TraceCheckUtils]: 14: Hoare triple {36043#(and (<= main_~y~0 8) (<= 8 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36044#(and (<= 9 main_~y~0) (<= main_~y~0 9))} is VALID [2022-04-15 06:05:03,114 INFO L290 TraceCheckUtils]: 15: Hoare triple {36044#(and (<= 9 main_~y~0) (<= main_~y~0 9))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36045#(and (<= main_~y~0 10) (<= 10 main_~y~0))} is VALID [2022-04-15 06:05:03,114 INFO L290 TraceCheckUtils]: 16: Hoare triple {36045#(and (<= main_~y~0 10) (<= 10 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36046#(and (<= main_~y~0 11) (<= 11 main_~y~0))} is VALID [2022-04-15 06:05:03,115 INFO L290 TraceCheckUtils]: 17: Hoare triple {36046#(and (<= main_~y~0 11) (<= 11 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36047#(and (<= 12 main_~y~0) (<= main_~y~0 12))} is VALID [2022-04-15 06:05:03,115 INFO L290 TraceCheckUtils]: 18: Hoare triple {36047#(and (<= 12 main_~y~0) (<= main_~y~0 12))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36048#(and (<= main_~y~0 13) (<= 13 main_~y~0))} is VALID [2022-04-15 06:05:03,116 INFO L290 TraceCheckUtils]: 19: Hoare triple {36048#(and (<= main_~y~0 13) (<= 13 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36049#(and (<= 14 main_~y~0) (<= main_~y~0 14))} is VALID [2022-04-15 06:05:03,116 INFO L290 TraceCheckUtils]: 20: Hoare triple {36049#(and (<= 14 main_~y~0) (<= main_~y~0 14))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36050#(and (<= main_~y~0 15) (<= 15 main_~y~0))} is VALID [2022-04-15 06:05:03,117 INFO L290 TraceCheckUtils]: 21: Hoare triple {36050#(and (<= main_~y~0 15) (<= 15 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36051#(and (<= 16 main_~y~0) (<= main_~y~0 16))} is VALID [2022-04-15 06:05:03,117 INFO L290 TraceCheckUtils]: 22: Hoare triple {36051#(and (<= 16 main_~y~0) (<= main_~y~0 16))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36052#(and (<= main_~y~0 17) (<= 17 main_~y~0))} is VALID [2022-04-15 06:05:03,118 INFO L290 TraceCheckUtils]: 23: Hoare triple {36052#(and (<= main_~y~0 17) (<= 17 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36053#(and (<= 18 main_~y~0) (<= main_~y~0 18))} is VALID [2022-04-15 06:05:03,118 INFO L290 TraceCheckUtils]: 24: Hoare triple {36053#(and (<= 18 main_~y~0) (<= main_~y~0 18))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36054#(and (<= 19 main_~y~0) (<= main_~y~0 19))} is VALID [2022-04-15 06:05:03,119 INFO L290 TraceCheckUtils]: 25: Hoare triple {36054#(and (<= 19 main_~y~0) (<= main_~y~0 19))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36055#(and (<= 20 main_~y~0) (<= main_~y~0 20))} is VALID [2022-04-15 06:05:03,119 INFO L290 TraceCheckUtils]: 26: Hoare triple {36055#(and (<= 20 main_~y~0) (<= main_~y~0 20))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36056#(and (<= main_~y~0 21) (<= 21 main_~y~0))} is VALID [2022-04-15 06:05:03,120 INFO L290 TraceCheckUtils]: 27: Hoare triple {36056#(and (<= main_~y~0 21) (<= 21 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36057#(and (<= main_~y~0 22) (<= 22 main_~y~0))} is VALID [2022-04-15 06:05:03,120 INFO L290 TraceCheckUtils]: 28: Hoare triple {36057#(and (<= main_~y~0 22) (<= 22 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36058#(and (<= main_~y~0 23) (<= 23 main_~y~0))} is VALID [2022-04-15 06:05:03,121 INFO L290 TraceCheckUtils]: 29: Hoare triple {36058#(and (<= main_~y~0 23) (<= 23 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36059#(and (<= 24 main_~y~0) (<= main_~y~0 24))} is VALID [2022-04-15 06:05:03,121 INFO L290 TraceCheckUtils]: 30: Hoare triple {36059#(and (<= 24 main_~y~0) (<= main_~y~0 24))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36060#(and (<= 25 main_~y~0) (<= main_~y~0 25))} is VALID [2022-04-15 06:05:03,122 INFO L290 TraceCheckUtils]: 31: Hoare triple {36060#(and (<= 25 main_~y~0) (<= main_~y~0 25))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36061#(and (<= main_~y~0 26) (<= 26 main_~y~0))} is VALID [2022-04-15 06:05:03,122 INFO L290 TraceCheckUtils]: 32: Hoare triple {36061#(and (<= main_~y~0 26) (<= 26 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36062#(and (<= main_~y~0 27) (<= 27 main_~y~0))} is VALID [2022-04-15 06:05:03,123 INFO L290 TraceCheckUtils]: 33: Hoare triple {36062#(and (<= main_~y~0 27) (<= 27 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36063#(and (<= main_~y~0 28) (<= 28 main_~y~0))} is VALID [2022-04-15 06:05:03,123 INFO L290 TraceCheckUtils]: 34: Hoare triple {36063#(and (<= main_~y~0 28) (<= 28 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36064#(and (<= 29 main_~y~0) (<= main_~y~0 29))} is VALID [2022-04-15 06:05:03,124 INFO L290 TraceCheckUtils]: 35: Hoare triple {36064#(and (<= 29 main_~y~0) (<= main_~y~0 29))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36065#(and (<= main_~y~0 30) (<= 30 main_~y~0))} is VALID [2022-04-15 06:05:03,124 INFO L290 TraceCheckUtils]: 36: Hoare triple {36065#(and (<= main_~y~0 30) (<= 30 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36066#(and (<= main_~y~0 31) (<= 31 main_~y~0))} is VALID [2022-04-15 06:05:03,125 INFO L290 TraceCheckUtils]: 37: Hoare triple {36066#(and (<= main_~y~0 31) (<= 31 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36067#(and (<= main_~y~0 32) (<= 32 main_~y~0))} is VALID [2022-04-15 06:05:03,125 INFO L290 TraceCheckUtils]: 38: Hoare triple {36067#(and (<= main_~y~0 32) (<= 32 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36068#(and (<= 33 main_~y~0) (<= main_~y~0 33))} is VALID [2022-04-15 06:05:03,126 INFO L290 TraceCheckUtils]: 39: Hoare triple {36068#(and (<= 33 main_~y~0) (<= main_~y~0 33))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36069#(and (<= main_~y~0 34) (<= 34 main_~y~0))} is VALID [2022-04-15 06:05:03,126 INFO L290 TraceCheckUtils]: 40: Hoare triple {36069#(and (<= main_~y~0 34) (<= 34 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36070#(and (<= 35 main_~y~0) (<= main_~y~0 35))} is VALID [2022-04-15 06:05:03,127 INFO L290 TraceCheckUtils]: 41: Hoare triple {36070#(and (<= 35 main_~y~0) (<= main_~y~0 35))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36071#(and (<= 36 main_~y~0) (<= main_~y~0 36))} is VALID [2022-04-15 06:05:03,127 INFO L290 TraceCheckUtils]: 42: Hoare triple {36071#(and (<= 36 main_~y~0) (<= main_~y~0 36))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36072#(and (<= main_~y~0 37) (<= 37 main_~y~0))} is VALID [2022-04-15 06:05:03,128 INFO L290 TraceCheckUtils]: 43: Hoare triple {36072#(and (<= main_~y~0 37) (<= 37 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36073#(and (<= 38 main_~y~0) (<= main_~y~0 38))} is VALID [2022-04-15 06:05:03,128 INFO L290 TraceCheckUtils]: 44: Hoare triple {36073#(and (<= 38 main_~y~0) (<= main_~y~0 38))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36074#(and (<= 39 main_~y~0) (<= main_~y~0 39))} is VALID [2022-04-15 06:05:03,129 INFO L290 TraceCheckUtils]: 45: Hoare triple {36074#(and (<= 39 main_~y~0) (<= main_~y~0 39))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36075#(and (<= 40 main_~y~0) (<= main_~y~0 40))} is VALID [2022-04-15 06:05:03,129 INFO L290 TraceCheckUtils]: 46: Hoare triple {36075#(and (<= 40 main_~y~0) (<= main_~y~0 40))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36076#(and (<= 41 main_~y~0) (<= main_~y~0 41))} is VALID [2022-04-15 06:05:03,130 INFO L290 TraceCheckUtils]: 47: Hoare triple {36076#(and (<= 41 main_~y~0) (<= main_~y~0 41))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36077#(and (<= main_~y~0 42) (<= 42 main_~y~0))} is VALID [2022-04-15 06:05:03,130 INFO L290 TraceCheckUtils]: 48: Hoare triple {36077#(and (<= main_~y~0 42) (<= 42 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36078#(and (<= 43 main_~y~0) (<= main_~y~0 43))} is VALID [2022-04-15 06:05:03,131 INFO L290 TraceCheckUtils]: 49: Hoare triple {36078#(and (<= 43 main_~y~0) (<= main_~y~0 43))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36079#(and (<= main_~y~0 44) (<= 44 main_~y~0))} is VALID [2022-04-15 06:05:03,131 INFO L290 TraceCheckUtils]: 50: Hoare triple {36079#(and (<= main_~y~0 44) (<= 44 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36080#(and (<= main_~y~0 45) (<= 45 main_~y~0))} is VALID [2022-04-15 06:05:03,132 INFO L290 TraceCheckUtils]: 51: Hoare triple {36080#(and (<= main_~y~0 45) (<= 45 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36081#(and (<= main_~y~0 46) (<= 46 main_~y~0))} is VALID [2022-04-15 06:05:03,132 INFO L290 TraceCheckUtils]: 52: Hoare triple {36081#(and (<= main_~y~0 46) (<= 46 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36082#(and (<= main_~y~0 47) (<= 47 main_~y~0))} is VALID [2022-04-15 06:05:03,133 INFO L290 TraceCheckUtils]: 53: Hoare triple {36082#(and (<= main_~y~0 47) (<= 47 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36083#(and (<= 48 main_~y~0) (<= main_~y~0 48))} is VALID [2022-04-15 06:05:03,133 INFO L290 TraceCheckUtils]: 54: Hoare triple {36083#(and (<= 48 main_~y~0) (<= main_~y~0 48))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36084#(and (<= 49 main_~y~0) (<= main_~y~0 49))} is VALID [2022-04-15 06:05:03,134 INFO L290 TraceCheckUtils]: 55: Hoare triple {36084#(and (<= 49 main_~y~0) (<= main_~y~0 49))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36085#(and (<= 50 main_~y~0) (<= main_~y~0 50))} is VALID [2022-04-15 06:05:03,134 INFO L290 TraceCheckUtils]: 56: Hoare triple {36085#(and (<= 50 main_~y~0) (<= main_~y~0 50))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36086#(and (<= 51 main_~y~0) (<= main_~y~0 51))} is VALID [2022-04-15 06:05:03,135 INFO L290 TraceCheckUtils]: 57: Hoare triple {36086#(and (<= 51 main_~y~0) (<= main_~y~0 51))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36087#(and (<= main_~y~0 52) (<= 52 main_~y~0))} is VALID [2022-04-15 06:05:03,135 INFO L290 TraceCheckUtils]: 58: Hoare triple {36087#(and (<= main_~y~0 52) (<= 52 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36088#(and (<= main_~y~0 53) (<= 53 main_~y~0))} is VALID [2022-04-15 06:05:03,136 INFO L290 TraceCheckUtils]: 59: Hoare triple {36088#(and (<= main_~y~0 53) (<= 53 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36089#(and (<= 54 main_~y~0) (<= main_~y~0 54))} is VALID [2022-04-15 06:05:03,136 INFO L290 TraceCheckUtils]: 60: Hoare triple {36089#(and (<= 54 main_~y~0) (<= main_~y~0 54))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36090#(and (<= 55 main_~y~0) (<= main_~y~0 55))} is VALID [2022-04-15 06:05:03,137 INFO L290 TraceCheckUtils]: 61: Hoare triple {36090#(and (<= 55 main_~y~0) (<= main_~y~0 55))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36091#(and (<= main_~y~0 56) (<= 56 main_~y~0))} is VALID [2022-04-15 06:05:03,137 INFO L290 TraceCheckUtils]: 62: Hoare triple {36091#(and (<= main_~y~0 56) (<= 56 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36092#(and (<= main_~y~0 57) (<= 57 main_~y~0))} is VALID [2022-04-15 06:05:03,138 INFO L290 TraceCheckUtils]: 63: Hoare triple {36092#(and (<= main_~y~0 57) (<= 57 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36287#(and (<= 58 main_~y~0) (<= main_~y~0 58))} is VALID [2022-04-15 06:05:03,138 INFO L290 TraceCheckUtils]: 64: Hoare triple {36287#(and (<= 58 main_~y~0) (<= main_~y~0 58))} assume !(~y~0 % 4294967296 < 1024); {36031#false} is VALID [2022-04-15 06:05:03,139 INFO L272 TraceCheckUtils]: 65: Hoare triple {36031#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {36031#false} is VALID [2022-04-15 06:05:03,139 INFO L290 TraceCheckUtils]: 66: Hoare triple {36031#false} ~cond := #in~cond; {36031#false} is VALID [2022-04-15 06:05:03,139 INFO L290 TraceCheckUtils]: 67: Hoare triple {36031#false} assume 0 == ~cond; {36031#false} is VALID [2022-04-15 06:05:03,139 INFO L290 TraceCheckUtils]: 68: Hoare triple {36031#false} assume !false; {36031#false} is VALID [2022-04-15 06:05:03,139 INFO L134 CoverageAnalysis]: Checked inductivity of 1711 backedges. 0 proven. 1711 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 06:05:03,139 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-15 06:05:08,497 INFO L290 TraceCheckUtils]: 68: Hoare triple {36031#false} assume !false; {36031#false} is VALID [2022-04-15 06:05:08,497 INFO L290 TraceCheckUtils]: 67: Hoare triple {36031#false} assume 0 == ~cond; {36031#false} is VALID [2022-04-15 06:05:08,497 INFO L290 TraceCheckUtils]: 66: Hoare triple {36031#false} ~cond := #in~cond; {36031#false} is VALID [2022-04-15 06:05:08,498 INFO L272 TraceCheckUtils]: 65: Hoare triple {36031#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {36031#false} is VALID [2022-04-15 06:05:08,498 INFO L290 TraceCheckUtils]: 64: Hoare triple {36315#(< (mod main_~y~0 4294967296) 1024)} assume !(~y~0 % 4294967296 < 1024); {36031#false} is VALID [2022-04-15 06:05:08,499 INFO L290 TraceCheckUtils]: 63: Hoare triple {36319#(< (mod (+ main_~y~0 1) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36315#(< (mod main_~y~0 4294967296) 1024)} is VALID [2022-04-15 06:05:08,499 INFO L290 TraceCheckUtils]: 62: Hoare triple {36323#(< (mod (+ main_~y~0 2) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36319#(< (mod (+ main_~y~0 1) 4294967296) 1024)} is VALID [2022-04-15 06:05:08,500 INFO L290 TraceCheckUtils]: 61: Hoare triple {36327#(< (mod (+ main_~y~0 3) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36323#(< (mod (+ main_~y~0 2) 4294967296) 1024)} is VALID [2022-04-15 06:05:08,501 INFO L290 TraceCheckUtils]: 60: Hoare triple {36331#(< (mod (+ main_~y~0 4) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36327#(< (mod (+ main_~y~0 3) 4294967296) 1024)} is VALID [2022-04-15 06:05:08,501 INFO L290 TraceCheckUtils]: 59: Hoare triple {36335#(< (mod (+ 5 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36331#(< (mod (+ main_~y~0 4) 4294967296) 1024)} is VALID [2022-04-15 06:05:08,502 INFO L290 TraceCheckUtils]: 58: Hoare triple {36339#(< (mod (+ main_~y~0 6) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36335#(< (mod (+ 5 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:05:08,504 INFO L290 TraceCheckUtils]: 57: Hoare triple {36343#(< (mod (+ 7 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36339#(< (mod (+ main_~y~0 6) 4294967296) 1024)} is VALID [2022-04-15 06:05:08,505 INFO L290 TraceCheckUtils]: 56: Hoare triple {36347#(< (mod (+ main_~y~0 8) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36343#(< (mod (+ 7 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:05:08,505 INFO L290 TraceCheckUtils]: 55: Hoare triple {36351#(< (mod (+ main_~y~0 9) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36347#(< (mod (+ main_~y~0 8) 4294967296) 1024)} is VALID [2022-04-15 06:05:08,506 INFO L290 TraceCheckUtils]: 54: Hoare triple {36355#(< (mod (+ main_~y~0 10) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36351#(< (mod (+ main_~y~0 9) 4294967296) 1024)} is VALID [2022-04-15 06:05:08,507 INFO L290 TraceCheckUtils]: 53: Hoare triple {36359#(< (mod (+ main_~y~0 11) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36355#(< (mod (+ main_~y~0 10) 4294967296) 1024)} is VALID [2022-04-15 06:05:08,508 INFO L290 TraceCheckUtils]: 52: Hoare triple {36363#(< (mod (+ main_~y~0 12) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36359#(< (mod (+ main_~y~0 11) 4294967296) 1024)} is VALID [2022-04-15 06:05:08,508 INFO L290 TraceCheckUtils]: 51: Hoare triple {36367#(< (mod (+ main_~y~0 13) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36363#(< (mod (+ main_~y~0 12) 4294967296) 1024)} is VALID [2022-04-15 06:05:08,509 INFO L290 TraceCheckUtils]: 50: Hoare triple {36371#(< (mod (+ main_~y~0 14) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36367#(< (mod (+ main_~y~0 13) 4294967296) 1024)} is VALID [2022-04-15 06:05:08,510 INFO L290 TraceCheckUtils]: 49: Hoare triple {36375#(< (mod (+ main_~y~0 15) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36371#(< (mod (+ main_~y~0 14) 4294967296) 1024)} is VALID [2022-04-15 06:05:08,510 INFO L290 TraceCheckUtils]: 48: Hoare triple {36379#(< (mod (+ main_~y~0 16) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36375#(< (mod (+ main_~y~0 15) 4294967296) 1024)} is VALID [2022-04-15 06:05:08,511 INFO L290 TraceCheckUtils]: 47: Hoare triple {36383#(< (mod (+ main_~y~0 17) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36379#(< (mod (+ main_~y~0 16) 4294967296) 1024)} is VALID [2022-04-15 06:05:08,512 INFO L290 TraceCheckUtils]: 46: Hoare triple {36387#(< (mod (+ main_~y~0 18) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36383#(< (mod (+ main_~y~0 17) 4294967296) 1024)} is VALID [2022-04-15 06:05:08,512 INFO L290 TraceCheckUtils]: 45: Hoare triple {36391#(< (mod (+ 19 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36387#(< (mod (+ main_~y~0 18) 4294967296) 1024)} is VALID [2022-04-15 06:05:08,513 INFO L290 TraceCheckUtils]: 44: Hoare triple {36395#(< (mod (+ main_~y~0 20) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36391#(< (mod (+ 19 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:05:08,514 INFO L290 TraceCheckUtils]: 43: Hoare triple {36399#(< (mod (+ main_~y~0 21) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36395#(< (mod (+ main_~y~0 20) 4294967296) 1024)} is VALID [2022-04-15 06:05:08,514 INFO L290 TraceCheckUtils]: 42: Hoare triple {36403#(< (mod (+ main_~y~0 22) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36399#(< (mod (+ main_~y~0 21) 4294967296) 1024)} is VALID [2022-04-15 06:05:08,515 INFO L290 TraceCheckUtils]: 41: Hoare triple {36407#(< (mod (+ 23 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36403#(< (mod (+ main_~y~0 22) 4294967296) 1024)} is VALID [2022-04-15 06:05:08,516 INFO L290 TraceCheckUtils]: 40: Hoare triple {36411#(< (mod (+ main_~y~0 24) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36407#(< (mod (+ 23 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:05:08,516 INFO L290 TraceCheckUtils]: 39: Hoare triple {36415#(< (mod (+ main_~y~0 25) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36411#(< (mod (+ main_~y~0 24) 4294967296) 1024)} is VALID [2022-04-15 06:05:08,517 INFO L290 TraceCheckUtils]: 38: Hoare triple {36419#(< (mod (+ main_~y~0 26) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36415#(< (mod (+ main_~y~0 25) 4294967296) 1024)} is VALID [2022-04-15 06:05:08,518 INFO L290 TraceCheckUtils]: 37: Hoare triple {36423#(< (mod (+ main_~y~0 27) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36419#(< (mod (+ main_~y~0 26) 4294967296) 1024)} is VALID [2022-04-15 06:05:08,518 INFO L290 TraceCheckUtils]: 36: Hoare triple {36427#(< (mod (+ main_~y~0 28) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36423#(< (mod (+ main_~y~0 27) 4294967296) 1024)} is VALID [2022-04-15 06:05:08,519 INFO L290 TraceCheckUtils]: 35: Hoare triple {36431#(< (mod (+ 29 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36427#(< (mod (+ main_~y~0 28) 4294967296) 1024)} is VALID [2022-04-15 06:05:08,519 INFO L290 TraceCheckUtils]: 34: Hoare triple {36435#(< (mod (+ 30 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36431#(< (mod (+ 29 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:05:08,520 INFO L290 TraceCheckUtils]: 33: Hoare triple {36439#(< (mod (+ main_~y~0 31) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36435#(< (mod (+ 30 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:05:08,521 INFO L290 TraceCheckUtils]: 32: Hoare triple {36443#(< (mod (+ 32 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36439#(< (mod (+ main_~y~0 31) 4294967296) 1024)} is VALID [2022-04-15 06:05:08,521 INFO L290 TraceCheckUtils]: 31: Hoare triple {36447#(< (mod (+ main_~y~0 33) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36443#(< (mod (+ 32 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:05:08,522 INFO L290 TraceCheckUtils]: 30: Hoare triple {36451#(< (mod (+ main_~y~0 34) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36447#(< (mod (+ main_~y~0 33) 4294967296) 1024)} is VALID [2022-04-15 06:05:08,523 INFO L290 TraceCheckUtils]: 29: Hoare triple {36455#(< (mod (+ 35 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36451#(< (mod (+ main_~y~0 34) 4294967296) 1024)} is VALID [2022-04-15 06:05:08,523 INFO L290 TraceCheckUtils]: 28: Hoare triple {36459#(< (mod (+ main_~y~0 36) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36455#(< (mod (+ 35 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:05:08,524 INFO L290 TraceCheckUtils]: 27: Hoare triple {36463#(< (mod (+ main_~y~0 37) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36459#(< (mod (+ main_~y~0 36) 4294967296) 1024)} is VALID [2022-04-15 06:05:08,524 INFO L290 TraceCheckUtils]: 26: Hoare triple {36467#(< (mod (+ main_~y~0 38) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36463#(< (mod (+ main_~y~0 37) 4294967296) 1024)} is VALID [2022-04-15 06:05:08,525 INFO L290 TraceCheckUtils]: 25: Hoare triple {36471#(< (mod (+ main_~y~0 39) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36467#(< (mod (+ main_~y~0 38) 4294967296) 1024)} is VALID [2022-04-15 06:05:08,526 INFO L290 TraceCheckUtils]: 24: Hoare triple {36475#(< (mod (+ 40 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36471#(< (mod (+ main_~y~0 39) 4294967296) 1024)} is VALID [2022-04-15 06:05:08,526 INFO L290 TraceCheckUtils]: 23: Hoare triple {36479#(< (mod (+ 41 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36475#(< (mod (+ 40 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:05:08,527 INFO L290 TraceCheckUtils]: 22: Hoare triple {36483#(< (mod (+ 42 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36479#(< (mod (+ 41 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:05:08,528 INFO L290 TraceCheckUtils]: 21: Hoare triple {36487#(< (mod (+ main_~y~0 43) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36483#(< (mod (+ 42 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:05:08,528 INFO L290 TraceCheckUtils]: 20: Hoare triple {36491#(< (mod (+ 44 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36487#(< (mod (+ main_~y~0 43) 4294967296) 1024)} is VALID [2022-04-15 06:05:08,529 INFO L290 TraceCheckUtils]: 19: Hoare triple {36495#(< (mod (+ main_~y~0 45) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36491#(< (mod (+ 44 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:05:08,529 INFO L290 TraceCheckUtils]: 18: Hoare triple {36499#(< (mod (+ main_~y~0 46) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36495#(< (mod (+ main_~y~0 45) 4294967296) 1024)} is VALID [2022-04-15 06:05:08,530 INFO L290 TraceCheckUtils]: 17: Hoare triple {36503#(< (mod (+ main_~y~0 47) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36499#(< (mod (+ main_~y~0 46) 4294967296) 1024)} is VALID [2022-04-15 06:05:08,531 INFO L290 TraceCheckUtils]: 16: Hoare triple {36507#(< (mod (+ main_~y~0 48) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36503#(< (mod (+ main_~y~0 47) 4294967296) 1024)} is VALID [2022-04-15 06:05:08,531 INFO L290 TraceCheckUtils]: 15: Hoare triple {36511#(< (mod (+ 49 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36507#(< (mod (+ main_~y~0 48) 4294967296) 1024)} is VALID [2022-04-15 06:05:08,532 INFO L290 TraceCheckUtils]: 14: Hoare triple {36515#(< (mod (+ main_~y~0 50) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36511#(< (mod (+ 49 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:05:08,533 INFO L290 TraceCheckUtils]: 13: Hoare triple {36519#(< (mod (+ 51 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36515#(< (mod (+ main_~y~0 50) 4294967296) 1024)} is VALID [2022-04-15 06:05:08,533 INFO L290 TraceCheckUtils]: 12: Hoare triple {36523#(< (mod (+ main_~y~0 52) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36519#(< (mod (+ 51 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:05:08,534 INFO L290 TraceCheckUtils]: 11: Hoare triple {36527#(< (mod (+ 53 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36523#(< (mod (+ main_~y~0 52) 4294967296) 1024)} is VALID [2022-04-15 06:05:08,540 INFO L290 TraceCheckUtils]: 10: Hoare triple {36531#(< (mod (+ main_~y~0 54) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36527#(< (mod (+ 53 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:05:08,541 INFO L290 TraceCheckUtils]: 9: Hoare triple {36535#(< (mod (+ main_~y~0 55) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36531#(< (mod (+ main_~y~0 54) 4294967296) 1024)} is VALID [2022-04-15 06:05:08,541 INFO L290 TraceCheckUtils]: 8: Hoare triple {36539#(< (mod (+ 56 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36535#(< (mod (+ main_~y~0 55) 4294967296) 1024)} is VALID [2022-04-15 06:05:08,542 INFO L290 TraceCheckUtils]: 7: Hoare triple {36543#(< (mod (+ 57 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36539#(< (mod (+ 56 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:05:08,543 INFO L290 TraceCheckUtils]: 6: Hoare triple {36547#(< (mod (+ main_~y~0 58) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {36543#(< (mod (+ 57 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:05:08,543 INFO L290 TraceCheckUtils]: 5: Hoare triple {36030#true} ~x~0 := 1;~y~0 := 0; {36547#(< (mod (+ main_~y~0 58) 4294967296) 1024)} is VALID [2022-04-15 06:05:08,543 INFO L272 TraceCheckUtils]: 4: Hoare triple {36030#true} call #t~ret5 := main(); {36030#true} is VALID [2022-04-15 06:05:08,543 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {36030#true} {36030#true} #34#return; {36030#true} is VALID [2022-04-15 06:05:08,543 INFO L290 TraceCheckUtils]: 2: Hoare triple {36030#true} assume true; {36030#true} is VALID [2022-04-15 06:05:08,544 INFO L290 TraceCheckUtils]: 1: Hoare triple {36030#true} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {36030#true} is VALID [2022-04-15 06:05:08,544 INFO L272 TraceCheckUtils]: 0: Hoare triple {36030#true} call ULTIMATE.init(); {36030#true} is VALID [2022-04-15 06:05:08,544 INFO L134 CoverageAnalysis]: Checked inductivity of 1711 backedges. 0 proven. 1711 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 06:05:08,544 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [61059965] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-15 06:05:08,544 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-04-15 06:05:08,544 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [62, 61, 61] total 122 [2022-04-15 06:05:08,544 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-15 06:05:08,545 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [501613304] [2022-04-15 06:05:08,545 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [501613304] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-15 06:05:08,545 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-15 06:05:08,545 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [62] imperfect sequences [] total 62 [2022-04-15 06:05:08,545 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1921001793] [2022-04-15 06:05:08,545 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-15 06:05:08,545 INFO L78 Accepts]: Start accepts. Automaton has has 62 states, 62 states have (on average 1.0483870967741935) internal successors, (65), 61 states have internal predecessors, (65), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 69 [2022-04-15 06:05:08,545 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-15 06:05:08,545 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 62 states, 62 states have (on average 1.0483870967741935) internal successors, (65), 61 states have internal predecessors, (65), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:05:08,581 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 69 edges. 69 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 06:05:08,582 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 62 states [2022-04-15 06:05:08,582 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-15 06:05:08,582 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 62 interpolants. [2022-04-15 06:05:08,583 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3840, Invalid=10922, Unknown=0, NotChecked=0, Total=14762 [2022-04-15 06:05:08,583 INFO L87 Difference]: Start difference. First operand 70 states and 70 transitions. Second operand has 62 states, 62 states have (on average 1.0483870967741935) internal successors, (65), 61 states have internal predecessors, (65), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:05:16,949 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 06:05:16,949 INFO L93 Difference]: Finished difference Result 76 states and 76 transitions. [2022-04-15 06:05:16,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2022-04-15 06:05:16,949 INFO L78 Accepts]: Start accepts. Automaton has has 62 states, 62 states have (on average 1.0483870967741935) internal successors, (65), 61 states have internal predecessors, (65), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 69 [2022-04-15 06:05:16,949 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-15 06:05:16,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 62 states, 62 states have (on average 1.0483870967741935) internal successors, (65), 61 states have internal predecessors, (65), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:05:16,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 62 states and 76 transitions. [2022-04-15 06:05:16,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 62 states, 62 states have (on average 1.0483870967741935) internal successors, (65), 61 states have internal predecessors, (65), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:05:16,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 62 states and 76 transitions. [2022-04-15 06:05:16,951 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 62 states and 76 transitions. [2022-04-15 06:05:16,998 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 76 edges. 76 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 06:05:16,998 INFO L225 Difference]: With dead ends: 76 [2022-04-15 06:05:16,998 INFO L226 Difference]: Without dead ends: 71 [2022-04-15 06:05:17,000 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 259 GetRequests, 79 SyntacticMatches, 1 SemanticMatches, 179 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1833 ImplicationChecksByTransitivity, 9.6s TimeCoverageRelationStatistics Valid=7673, Invalid=24907, Unknown=0, NotChecked=0, Total=32580 [2022-04-15 06:05:17,001 INFO L913 BasicCegarLoop]: 11 mSDtfsCounter, 6 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 3429 mSolverCounterSat, 119 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 18 SdHoareTripleChecker+Invalid, 3548 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 119 IncrementalHoareTripleChecker+Valid, 3429 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2022-04-15 06:05:17,001 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [6 Valid, 18 Invalid, 3548 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [119 Valid, 3429 Invalid, 0 Unknown, 0 Unchecked, 2.9s Time] [2022-04-15 06:05:17,001 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71 states. [2022-04-15 06:05:17,088 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 71. [2022-04-15 06:05:17,088 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-15 06:05:17,089 INFO L82 GeneralOperation]: Start isEquivalent. First operand 71 states. Second operand has 71 states, 66 states have (on average 1.0151515151515151) internal successors, (67), 66 states have internal predecessors, (67), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:05:17,089 INFO L74 IsIncluded]: Start isIncluded. First operand 71 states. Second operand has 71 states, 66 states have (on average 1.0151515151515151) internal successors, (67), 66 states have internal predecessors, (67), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:05:17,089 INFO L87 Difference]: Start difference. First operand 71 states. Second operand has 71 states, 66 states have (on average 1.0151515151515151) internal successors, (67), 66 states have internal predecessors, (67), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:05:17,089 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 06:05:17,089 INFO L93 Difference]: Finished difference Result 71 states and 71 transitions. [2022-04-15 06:05:17,090 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 71 transitions. [2022-04-15 06:05:17,090 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-15 06:05:17,090 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-15 06:05:17,090 INFO L74 IsIncluded]: Start isIncluded. First operand has 71 states, 66 states have (on average 1.0151515151515151) internal successors, (67), 66 states have internal predecessors, (67), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 71 states. [2022-04-15 06:05:17,090 INFO L87 Difference]: Start difference. First operand has 71 states, 66 states have (on average 1.0151515151515151) internal successors, (67), 66 states have internal predecessors, (67), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 71 states. [2022-04-15 06:05:17,090 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 06:05:17,090 INFO L93 Difference]: Finished difference Result 71 states and 71 transitions. [2022-04-15 06:05:17,091 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 71 transitions. [2022-04-15 06:05:17,091 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-15 06:05:17,091 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-15 06:05:17,091 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-15 06:05:17,091 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-15 06:05:17,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 71 states, 66 states have (on average 1.0151515151515151) internal successors, (67), 66 states have internal predecessors, (67), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:05:17,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 71 transitions. [2022-04-15 06:05:17,091 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 71 transitions. Word has length 69 [2022-04-15 06:05:17,092 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-15 06:05:17,092 INFO L478 AbstractCegarLoop]: Abstraction has 71 states and 71 transitions. [2022-04-15 06:05:17,092 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 62 states, 62 states have (on average 1.0483870967741935) internal successors, (65), 61 states have internal predecessors, (65), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:05:17,092 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 71 states and 71 transitions. [2022-04-15 06:05:17,144 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 71 edges. 71 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 06:05:17,144 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 71 transitions. [2022-04-15 06:05:17,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2022-04-15 06:05:17,144 INFO L491 BasicCegarLoop]: Found error trace [2022-04-15 06:05:17,144 INFO L499 BasicCegarLoop]: trace histogram [59, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-15 06:05:17,165 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (59)] Forceful destruction successful, exit code 0 [2022-04-15 06:05:17,345 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 59 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable116,SelfDestructingSolverStorable117 [2022-04-15 06:05:17,345 INFO L403 AbstractCegarLoop]: === Iteration 61 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-15 06:05:17,345 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-15 06:05:17,345 INFO L85 PathProgramCache]: Analyzing trace with hash -18267082, now seen corresponding path program 117 times [2022-04-15 06:05:17,345 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-15 06:05:17,346 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [34041108] [2022-04-15 06:05:17,712 INFO L89 AcceleratorJordan]: Jordan loop acceleration statistics: 1 HavocedVariables, 2 AssignedVariables, 0 ReadonlyVariables, Eigenvalues: {0={1=1}, 1={2=1}}, 1 SequentialAcceleration, 0 AlternatingAcceleration, 1 QuantifierFreeResult [2022-04-15 06:05:17,713 INFO L271 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2022-04-15 06:05:17,715 INFO L85 PathProgramCache]: Analyzing trace with hash 1560802167, now seen corresponding path program 1 times [2022-04-15 06:05:17,715 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-15 06:05:17,715 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [929556819] [2022-04-15 06:05:17,715 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-15 06:05:17,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-15 06:05:17,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-15 06:05:17,719 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-04-15 06:05:17,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-15 06:05:17,721 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-04-15 06:05:17,721 INFO L85 PathProgramCache]: Analyzing trace with hash -18267082, now seen corresponding path program 118 times [2022-04-15 06:05:17,722 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-15 06:05:17,722 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1401084903] [2022-04-15 06:05:17,722 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-15 06:05:17,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-15 06:05:17,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 06:05:20,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-15 06:05:20,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 06:05:20,438 INFO L290 TraceCheckUtils]: 0: Hoare triple {37187#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {37122#true} is VALID [2022-04-15 06:05:20,438 INFO L290 TraceCheckUtils]: 1: Hoare triple {37122#true} assume true; {37122#true} is VALID [2022-04-15 06:05:20,438 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {37122#true} {37122#true} #34#return; {37122#true} is VALID [2022-04-15 06:05:20,438 INFO L272 TraceCheckUtils]: 0: Hoare triple {37122#true} call ULTIMATE.init(); {37187#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} is VALID [2022-04-15 06:05:20,438 INFO L290 TraceCheckUtils]: 1: Hoare triple {37187#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {37122#true} is VALID [2022-04-15 06:05:20,438 INFO L290 TraceCheckUtils]: 2: Hoare triple {37122#true} assume true; {37122#true} is VALID [2022-04-15 06:05:20,438 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {37122#true} {37122#true} #34#return; {37122#true} is VALID [2022-04-15 06:05:20,438 INFO L272 TraceCheckUtils]: 4: Hoare triple {37122#true} call #t~ret5 := main(); {37122#true} is VALID [2022-04-15 06:05:20,439 INFO L290 TraceCheckUtils]: 5: Hoare triple {37122#true} ~x~0 := 1;~y~0 := 0; {37127#(= main_~y~0 0)} is VALID [2022-04-15 06:05:20,439 INFO L290 TraceCheckUtils]: 6: Hoare triple {37127#(= main_~y~0 0)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37128#(and (<= 1 main_~y~0) (<= main_~y~0 1))} is VALID [2022-04-15 06:05:20,440 INFO L290 TraceCheckUtils]: 7: Hoare triple {37128#(and (<= 1 main_~y~0) (<= main_~y~0 1))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37129#(and (<= 2 main_~y~0) (<= main_~y~0 2))} is VALID [2022-04-15 06:05:20,440 INFO L290 TraceCheckUtils]: 8: Hoare triple {37129#(and (<= 2 main_~y~0) (<= main_~y~0 2))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37130#(and (<= main_~y~0 3) (<= 3 main_~y~0))} is VALID [2022-04-15 06:05:20,441 INFO L290 TraceCheckUtils]: 9: Hoare triple {37130#(and (<= main_~y~0 3) (<= 3 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37131#(and (<= main_~y~0 4) (<= 4 main_~y~0))} is VALID [2022-04-15 06:05:20,441 INFO L290 TraceCheckUtils]: 10: Hoare triple {37131#(and (<= main_~y~0 4) (<= 4 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37132#(and (<= 5 main_~y~0) (<= main_~y~0 5))} is VALID [2022-04-15 06:05:20,442 INFO L290 TraceCheckUtils]: 11: Hoare triple {37132#(and (<= 5 main_~y~0) (<= main_~y~0 5))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37133#(and (<= main_~y~0 6) (<= 6 main_~y~0))} is VALID [2022-04-15 06:05:20,442 INFO L290 TraceCheckUtils]: 12: Hoare triple {37133#(and (<= main_~y~0 6) (<= 6 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37134#(and (<= 7 main_~y~0) (<= main_~y~0 7))} is VALID [2022-04-15 06:05:20,443 INFO L290 TraceCheckUtils]: 13: Hoare triple {37134#(and (<= 7 main_~y~0) (<= main_~y~0 7))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37135#(and (<= main_~y~0 8) (<= 8 main_~y~0))} is VALID [2022-04-15 06:05:20,443 INFO L290 TraceCheckUtils]: 14: Hoare triple {37135#(and (<= main_~y~0 8) (<= 8 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37136#(and (<= 9 main_~y~0) (<= main_~y~0 9))} is VALID [2022-04-15 06:05:20,444 INFO L290 TraceCheckUtils]: 15: Hoare triple {37136#(and (<= 9 main_~y~0) (<= main_~y~0 9))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37137#(and (<= main_~y~0 10) (<= 10 main_~y~0))} is VALID [2022-04-15 06:05:20,444 INFO L290 TraceCheckUtils]: 16: Hoare triple {37137#(and (<= main_~y~0 10) (<= 10 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37138#(and (<= main_~y~0 11) (<= 11 main_~y~0))} is VALID [2022-04-15 06:05:20,445 INFO L290 TraceCheckUtils]: 17: Hoare triple {37138#(and (<= main_~y~0 11) (<= 11 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37139#(and (<= 12 main_~y~0) (<= main_~y~0 12))} is VALID [2022-04-15 06:05:20,445 INFO L290 TraceCheckUtils]: 18: Hoare triple {37139#(and (<= 12 main_~y~0) (<= main_~y~0 12))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37140#(and (<= main_~y~0 13) (<= 13 main_~y~0))} is VALID [2022-04-15 06:05:20,446 INFO L290 TraceCheckUtils]: 19: Hoare triple {37140#(and (<= main_~y~0 13) (<= 13 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37141#(and (<= 14 main_~y~0) (<= main_~y~0 14))} is VALID [2022-04-15 06:05:20,446 INFO L290 TraceCheckUtils]: 20: Hoare triple {37141#(and (<= 14 main_~y~0) (<= main_~y~0 14))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37142#(and (<= main_~y~0 15) (<= 15 main_~y~0))} is VALID [2022-04-15 06:05:20,447 INFO L290 TraceCheckUtils]: 21: Hoare triple {37142#(and (<= main_~y~0 15) (<= 15 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37143#(and (<= 16 main_~y~0) (<= main_~y~0 16))} is VALID [2022-04-15 06:05:20,447 INFO L290 TraceCheckUtils]: 22: Hoare triple {37143#(and (<= 16 main_~y~0) (<= main_~y~0 16))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37144#(and (<= main_~y~0 17) (<= 17 main_~y~0))} is VALID [2022-04-15 06:05:20,448 INFO L290 TraceCheckUtils]: 23: Hoare triple {37144#(and (<= main_~y~0 17) (<= 17 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37145#(and (<= 18 main_~y~0) (<= main_~y~0 18))} is VALID [2022-04-15 06:05:20,448 INFO L290 TraceCheckUtils]: 24: Hoare triple {37145#(and (<= 18 main_~y~0) (<= main_~y~0 18))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37146#(and (<= 19 main_~y~0) (<= main_~y~0 19))} is VALID [2022-04-15 06:05:20,449 INFO L290 TraceCheckUtils]: 25: Hoare triple {37146#(and (<= 19 main_~y~0) (<= main_~y~0 19))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37147#(and (<= 20 main_~y~0) (<= main_~y~0 20))} is VALID [2022-04-15 06:05:20,449 INFO L290 TraceCheckUtils]: 26: Hoare triple {37147#(and (<= 20 main_~y~0) (<= main_~y~0 20))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37148#(and (<= main_~y~0 21) (<= 21 main_~y~0))} is VALID [2022-04-15 06:05:20,449 INFO L290 TraceCheckUtils]: 27: Hoare triple {37148#(and (<= main_~y~0 21) (<= 21 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37149#(and (<= main_~y~0 22) (<= 22 main_~y~0))} is VALID [2022-04-15 06:05:20,450 INFO L290 TraceCheckUtils]: 28: Hoare triple {37149#(and (<= main_~y~0 22) (<= 22 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37150#(and (<= main_~y~0 23) (<= 23 main_~y~0))} is VALID [2022-04-15 06:05:20,450 INFO L290 TraceCheckUtils]: 29: Hoare triple {37150#(and (<= main_~y~0 23) (<= 23 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37151#(and (<= 24 main_~y~0) (<= main_~y~0 24))} is VALID [2022-04-15 06:05:20,451 INFO L290 TraceCheckUtils]: 30: Hoare triple {37151#(and (<= 24 main_~y~0) (<= main_~y~0 24))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37152#(and (<= 25 main_~y~0) (<= main_~y~0 25))} is VALID [2022-04-15 06:05:20,451 INFO L290 TraceCheckUtils]: 31: Hoare triple {37152#(and (<= 25 main_~y~0) (<= main_~y~0 25))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37153#(and (<= main_~y~0 26) (<= 26 main_~y~0))} is VALID [2022-04-15 06:05:20,452 INFO L290 TraceCheckUtils]: 32: Hoare triple {37153#(and (<= main_~y~0 26) (<= 26 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37154#(and (<= main_~y~0 27) (<= 27 main_~y~0))} is VALID [2022-04-15 06:05:20,452 INFO L290 TraceCheckUtils]: 33: Hoare triple {37154#(and (<= main_~y~0 27) (<= 27 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37155#(and (<= main_~y~0 28) (<= 28 main_~y~0))} is VALID [2022-04-15 06:05:20,453 INFO L290 TraceCheckUtils]: 34: Hoare triple {37155#(and (<= main_~y~0 28) (<= 28 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37156#(and (<= 29 main_~y~0) (<= main_~y~0 29))} is VALID [2022-04-15 06:05:20,453 INFO L290 TraceCheckUtils]: 35: Hoare triple {37156#(and (<= 29 main_~y~0) (<= main_~y~0 29))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37157#(and (<= main_~y~0 30) (<= 30 main_~y~0))} is VALID [2022-04-15 06:05:20,454 INFO L290 TraceCheckUtils]: 36: Hoare triple {37157#(and (<= main_~y~0 30) (<= 30 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37158#(and (<= main_~y~0 31) (<= 31 main_~y~0))} is VALID [2022-04-15 06:05:20,454 INFO L290 TraceCheckUtils]: 37: Hoare triple {37158#(and (<= main_~y~0 31) (<= 31 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37159#(and (<= main_~y~0 32) (<= 32 main_~y~0))} is VALID [2022-04-15 06:05:20,455 INFO L290 TraceCheckUtils]: 38: Hoare triple {37159#(and (<= main_~y~0 32) (<= 32 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37160#(and (<= 33 main_~y~0) (<= main_~y~0 33))} is VALID [2022-04-15 06:05:20,455 INFO L290 TraceCheckUtils]: 39: Hoare triple {37160#(and (<= 33 main_~y~0) (<= main_~y~0 33))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37161#(and (<= main_~y~0 34) (<= 34 main_~y~0))} is VALID [2022-04-15 06:05:20,456 INFO L290 TraceCheckUtils]: 40: Hoare triple {37161#(and (<= main_~y~0 34) (<= 34 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37162#(and (<= 35 main_~y~0) (<= main_~y~0 35))} is VALID [2022-04-15 06:05:20,456 INFO L290 TraceCheckUtils]: 41: Hoare triple {37162#(and (<= 35 main_~y~0) (<= main_~y~0 35))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37163#(and (<= 36 main_~y~0) (<= main_~y~0 36))} is VALID [2022-04-15 06:05:20,457 INFO L290 TraceCheckUtils]: 42: Hoare triple {37163#(and (<= 36 main_~y~0) (<= main_~y~0 36))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37164#(and (<= main_~y~0 37) (<= 37 main_~y~0))} is VALID [2022-04-15 06:05:20,457 INFO L290 TraceCheckUtils]: 43: Hoare triple {37164#(and (<= main_~y~0 37) (<= 37 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37165#(and (<= 38 main_~y~0) (<= main_~y~0 38))} is VALID [2022-04-15 06:05:20,458 INFO L290 TraceCheckUtils]: 44: Hoare triple {37165#(and (<= 38 main_~y~0) (<= main_~y~0 38))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37166#(and (<= 39 main_~y~0) (<= main_~y~0 39))} is VALID [2022-04-15 06:05:20,458 INFO L290 TraceCheckUtils]: 45: Hoare triple {37166#(and (<= 39 main_~y~0) (<= main_~y~0 39))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37167#(and (<= 40 main_~y~0) (<= main_~y~0 40))} is VALID [2022-04-15 06:05:20,459 INFO L290 TraceCheckUtils]: 46: Hoare triple {37167#(and (<= 40 main_~y~0) (<= main_~y~0 40))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37168#(and (<= 41 main_~y~0) (<= main_~y~0 41))} is VALID [2022-04-15 06:05:20,459 INFO L290 TraceCheckUtils]: 47: Hoare triple {37168#(and (<= 41 main_~y~0) (<= main_~y~0 41))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37169#(and (<= main_~y~0 42) (<= 42 main_~y~0))} is VALID [2022-04-15 06:05:20,460 INFO L290 TraceCheckUtils]: 48: Hoare triple {37169#(and (<= main_~y~0 42) (<= 42 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37170#(and (<= 43 main_~y~0) (<= main_~y~0 43))} is VALID [2022-04-15 06:05:20,460 INFO L290 TraceCheckUtils]: 49: Hoare triple {37170#(and (<= 43 main_~y~0) (<= main_~y~0 43))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37171#(and (<= main_~y~0 44) (<= 44 main_~y~0))} is VALID [2022-04-15 06:05:20,461 INFO L290 TraceCheckUtils]: 50: Hoare triple {37171#(and (<= main_~y~0 44) (<= 44 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37172#(and (<= main_~y~0 45) (<= 45 main_~y~0))} is VALID [2022-04-15 06:05:20,461 INFO L290 TraceCheckUtils]: 51: Hoare triple {37172#(and (<= main_~y~0 45) (<= 45 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37173#(and (<= main_~y~0 46) (<= 46 main_~y~0))} is VALID [2022-04-15 06:05:20,462 INFO L290 TraceCheckUtils]: 52: Hoare triple {37173#(and (<= main_~y~0 46) (<= 46 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37174#(and (<= main_~y~0 47) (<= 47 main_~y~0))} is VALID [2022-04-15 06:05:20,462 INFO L290 TraceCheckUtils]: 53: Hoare triple {37174#(and (<= main_~y~0 47) (<= 47 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37175#(and (<= 48 main_~y~0) (<= main_~y~0 48))} is VALID [2022-04-15 06:05:20,463 INFO L290 TraceCheckUtils]: 54: Hoare triple {37175#(and (<= 48 main_~y~0) (<= main_~y~0 48))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37176#(and (<= 49 main_~y~0) (<= main_~y~0 49))} is VALID [2022-04-15 06:05:20,463 INFO L290 TraceCheckUtils]: 55: Hoare triple {37176#(and (<= 49 main_~y~0) (<= main_~y~0 49))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37177#(and (<= 50 main_~y~0) (<= main_~y~0 50))} is VALID [2022-04-15 06:05:20,464 INFO L290 TraceCheckUtils]: 56: Hoare triple {37177#(and (<= 50 main_~y~0) (<= main_~y~0 50))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37178#(and (<= 51 main_~y~0) (<= main_~y~0 51))} is VALID [2022-04-15 06:05:20,464 INFO L290 TraceCheckUtils]: 57: Hoare triple {37178#(and (<= 51 main_~y~0) (<= main_~y~0 51))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37179#(and (<= main_~y~0 52) (<= 52 main_~y~0))} is VALID [2022-04-15 06:05:20,465 INFO L290 TraceCheckUtils]: 58: Hoare triple {37179#(and (<= main_~y~0 52) (<= 52 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37180#(and (<= main_~y~0 53) (<= 53 main_~y~0))} is VALID [2022-04-15 06:05:20,465 INFO L290 TraceCheckUtils]: 59: Hoare triple {37180#(and (<= main_~y~0 53) (<= 53 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37181#(and (<= 54 main_~y~0) (<= main_~y~0 54))} is VALID [2022-04-15 06:05:20,466 INFO L290 TraceCheckUtils]: 60: Hoare triple {37181#(and (<= 54 main_~y~0) (<= main_~y~0 54))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37182#(and (<= 55 main_~y~0) (<= main_~y~0 55))} is VALID [2022-04-15 06:05:20,466 INFO L290 TraceCheckUtils]: 61: Hoare triple {37182#(and (<= 55 main_~y~0) (<= main_~y~0 55))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37183#(and (<= main_~y~0 56) (<= 56 main_~y~0))} is VALID [2022-04-15 06:05:20,467 INFO L290 TraceCheckUtils]: 62: Hoare triple {37183#(and (<= main_~y~0 56) (<= 56 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37184#(and (<= main_~y~0 57) (<= 57 main_~y~0))} is VALID [2022-04-15 06:05:20,467 INFO L290 TraceCheckUtils]: 63: Hoare triple {37184#(and (<= main_~y~0 57) (<= 57 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37185#(and (<= 58 main_~y~0) (<= main_~y~0 58))} is VALID [2022-04-15 06:05:20,468 INFO L290 TraceCheckUtils]: 64: Hoare triple {37185#(and (<= 58 main_~y~0) (<= main_~y~0 58))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37186#(and (<= main_~y~0 59) (not (<= (+ (div main_~y~0 4294967296) 1) 0)))} is VALID [2022-04-15 06:05:20,468 INFO L290 TraceCheckUtils]: 65: Hoare triple {37186#(and (<= main_~y~0 59) (not (<= (+ (div main_~y~0 4294967296) 1) 0)))} assume !(~y~0 % 4294967296 < 1024); {37123#false} is VALID [2022-04-15 06:05:20,468 INFO L272 TraceCheckUtils]: 66: Hoare triple {37123#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {37123#false} is VALID [2022-04-15 06:05:20,468 INFO L290 TraceCheckUtils]: 67: Hoare triple {37123#false} ~cond := #in~cond; {37123#false} is VALID [2022-04-15 06:05:20,469 INFO L290 TraceCheckUtils]: 68: Hoare triple {37123#false} assume 0 == ~cond; {37123#false} is VALID [2022-04-15 06:05:20,469 INFO L290 TraceCheckUtils]: 69: Hoare triple {37123#false} assume !false; {37123#false} is VALID [2022-04-15 06:05:20,469 INFO L134 CoverageAnalysis]: Checked inductivity of 1770 backedges. 0 proven. 1770 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 06:05:20,469 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-15 06:05:20,469 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1401084903] [2022-04-15 06:05:20,469 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1401084903] provided 0 perfect and 1 imperfect interpolant sequences [2022-04-15 06:05:20,469 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [516030508] [2022-04-15 06:05:20,469 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-04-15 06:05:20,469 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-15 06:05:20,469 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-15 06:05:20,472 INFO L229 MonitoredProcess]: Starting monitored process 60 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-04-15 06:05:20,472 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (60)] Waiting until timeout for monitored process [2022-04-15 06:05:20,631 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-04-15 06:05:20,631 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-15 06:05:20,634 INFO L263 TraceCheckSpWp]: Trace formula consists of 348 conjuncts, 121 conjunts are in the unsatisfiable core [2022-04-15 06:05:20,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 06:05:20,654 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-15 06:05:21,310 INFO L272 TraceCheckUtils]: 0: Hoare triple {37122#true} call ULTIMATE.init(); {37122#true} is VALID [2022-04-15 06:05:21,310 INFO L290 TraceCheckUtils]: 1: Hoare triple {37122#true} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {37122#true} is VALID [2022-04-15 06:05:21,310 INFO L290 TraceCheckUtils]: 2: Hoare triple {37122#true} assume true; {37122#true} is VALID [2022-04-15 06:05:21,310 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {37122#true} {37122#true} #34#return; {37122#true} is VALID [2022-04-15 06:05:21,310 INFO L272 TraceCheckUtils]: 4: Hoare triple {37122#true} call #t~ret5 := main(); {37122#true} is VALID [2022-04-15 06:05:21,311 INFO L290 TraceCheckUtils]: 5: Hoare triple {37122#true} ~x~0 := 1;~y~0 := 0; {37127#(= main_~y~0 0)} is VALID [2022-04-15 06:05:21,311 INFO L290 TraceCheckUtils]: 6: Hoare triple {37127#(= main_~y~0 0)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37128#(and (<= 1 main_~y~0) (<= main_~y~0 1))} is VALID [2022-04-15 06:05:21,312 INFO L290 TraceCheckUtils]: 7: Hoare triple {37128#(and (<= 1 main_~y~0) (<= main_~y~0 1))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37129#(and (<= 2 main_~y~0) (<= main_~y~0 2))} is VALID [2022-04-15 06:05:21,312 INFO L290 TraceCheckUtils]: 8: Hoare triple {37129#(and (<= 2 main_~y~0) (<= main_~y~0 2))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37130#(and (<= main_~y~0 3) (<= 3 main_~y~0))} is VALID [2022-04-15 06:05:21,313 INFO L290 TraceCheckUtils]: 9: Hoare triple {37130#(and (<= main_~y~0 3) (<= 3 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37131#(and (<= main_~y~0 4) (<= 4 main_~y~0))} is VALID [2022-04-15 06:05:21,313 INFO L290 TraceCheckUtils]: 10: Hoare triple {37131#(and (<= main_~y~0 4) (<= 4 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37132#(and (<= 5 main_~y~0) (<= main_~y~0 5))} is VALID [2022-04-15 06:05:21,314 INFO L290 TraceCheckUtils]: 11: Hoare triple {37132#(and (<= 5 main_~y~0) (<= main_~y~0 5))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37133#(and (<= main_~y~0 6) (<= 6 main_~y~0))} is VALID [2022-04-15 06:05:21,314 INFO L290 TraceCheckUtils]: 12: Hoare triple {37133#(and (<= main_~y~0 6) (<= 6 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37134#(and (<= 7 main_~y~0) (<= main_~y~0 7))} is VALID [2022-04-15 06:05:21,315 INFO L290 TraceCheckUtils]: 13: Hoare triple {37134#(and (<= 7 main_~y~0) (<= main_~y~0 7))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37135#(and (<= main_~y~0 8) (<= 8 main_~y~0))} is VALID [2022-04-15 06:05:21,315 INFO L290 TraceCheckUtils]: 14: Hoare triple {37135#(and (<= main_~y~0 8) (<= 8 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37136#(and (<= 9 main_~y~0) (<= main_~y~0 9))} is VALID [2022-04-15 06:05:21,316 INFO L290 TraceCheckUtils]: 15: Hoare triple {37136#(and (<= 9 main_~y~0) (<= main_~y~0 9))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37137#(and (<= main_~y~0 10) (<= 10 main_~y~0))} is VALID [2022-04-15 06:05:21,316 INFO L290 TraceCheckUtils]: 16: Hoare triple {37137#(and (<= main_~y~0 10) (<= 10 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37138#(and (<= main_~y~0 11) (<= 11 main_~y~0))} is VALID [2022-04-15 06:05:21,317 INFO L290 TraceCheckUtils]: 17: Hoare triple {37138#(and (<= main_~y~0 11) (<= 11 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37139#(and (<= 12 main_~y~0) (<= main_~y~0 12))} is VALID [2022-04-15 06:05:21,317 INFO L290 TraceCheckUtils]: 18: Hoare triple {37139#(and (<= 12 main_~y~0) (<= main_~y~0 12))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37140#(and (<= main_~y~0 13) (<= 13 main_~y~0))} is VALID [2022-04-15 06:05:21,318 INFO L290 TraceCheckUtils]: 19: Hoare triple {37140#(and (<= main_~y~0 13) (<= 13 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37141#(and (<= 14 main_~y~0) (<= main_~y~0 14))} is VALID [2022-04-15 06:05:21,318 INFO L290 TraceCheckUtils]: 20: Hoare triple {37141#(and (<= 14 main_~y~0) (<= main_~y~0 14))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37142#(and (<= main_~y~0 15) (<= 15 main_~y~0))} is VALID [2022-04-15 06:05:21,319 INFO L290 TraceCheckUtils]: 21: Hoare triple {37142#(and (<= main_~y~0 15) (<= 15 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37143#(and (<= 16 main_~y~0) (<= main_~y~0 16))} is VALID [2022-04-15 06:05:21,319 INFO L290 TraceCheckUtils]: 22: Hoare triple {37143#(and (<= 16 main_~y~0) (<= main_~y~0 16))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37144#(and (<= main_~y~0 17) (<= 17 main_~y~0))} is VALID [2022-04-15 06:05:21,320 INFO L290 TraceCheckUtils]: 23: Hoare triple {37144#(and (<= main_~y~0 17) (<= 17 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37145#(and (<= 18 main_~y~0) (<= main_~y~0 18))} is VALID [2022-04-15 06:05:21,320 INFO L290 TraceCheckUtils]: 24: Hoare triple {37145#(and (<= 18 main_~y~0) (<= main_~y~0 18))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37146#(and (<= 19 main_~y~0) (<= main_~y~0 19))} is VALID [2022-04-15 06:05:21,321 INFO L290 TraceCheckUtils]: 25: Hoare triple {37146#(and (<= 19 main_~y~0) (<= main_~y~0 19))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37147#(and (<= 20 main_~y~0) (<= main_~y~0 20))} is VALID [2022-04-15 06:05:21,321 INFO L290 TraceCheckUtils]: 26: Hoare triple {37147#(and (<= 20 main_~y~0) (<= main_~y~0 20))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37148#(and (<= main_~y~0 21) (<= 21 main_~y~0))} is VALID [2022-04-15 06:05:21,321 INFO L290 TraceCheckUtils]: 27: Hoare triple {37148#(and (<= main_~y~0 21) (<= 21 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37149#(and (<= main_~y~0 22) (<= 22 main_~y~0))} is VALID [2022-04-15 06:05:21,322 INFO L290 TraceCheckUtils]: 28: Hoare triple {37149#(and (<= main_~y~0 22) (<= 22 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37150#(and (<= main_~y~0 23) (<= 23 main_~y~0))} is VALID [2022-04-15 06:05:21,322 INFO L290 TraceCheckUtils]: 29: Hoare triple {37150#(and (<= main_~y~0 23) (<= 23 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37151#(and (<= 24 main_~y~0) (<= main_~y~0 24))} is VALID [2022-04-15 06:05:21,323 INFO L290 TraceCheckUtils]: 30: Hoare triple {37151#(and (<= 24 main_~y~0) (<= main_~y~0 24))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37152#(and (<= 25 main_~y~0) (<= main_~y~0 25))} is VALID [2022-04-15 06:05:21,339 INFO L290 TraceCheckUtils]: 31: Hoare triple {37152#(and (<= 25 main_~y~0) (<= main_~y~0 25))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37153#(and (<= main_~y~0 26) (<= 26 main_~y~0))} is VALID [2022-04-15 06:05:21,340 INFO L290 TraceCheckUtils]: 32: Hoare triple {37153#(and (<= main_~y~0 26) (<= 26 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37154#(and (<= main_~y~0 27) (<= 27 main_~y~0))} is VALID [2022-04-15 06:05:21,341 INFO L290 TraceCheckUtils]: 33: Hoare triple {37154#(and (<= main_~y~0 27) (<= 27 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37155#(and (<= main_~y~0 28) (<= 28 main_~y~0))} is VALID [2022-04-15 06:05:21,341 INFO L290 TraceCheckUtils]: 34: Hoare triple {37155#(and (<= main_~y~0 28) (<= 28 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37156#(and (<= 29 main_~y~0) (<= main_~y~0 29))} is VALID [2022-04-15 06:05:21,342 INFO L290 TraceCheckUtils]: 35: Hoare triple {37156#(and (<= 29 main_~y~0) (<= main_~y~0 29))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37157#(and (<= main_~y~0 30) (<= 30 main_~y~0))} is VALID [2022-04-15 06:05:21,342 INFO L290 TraceCheckUtils]: 36: Hoare triple {37157#(and (<= main_~y~0 30) (<= 30 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37158#(and (<= main_~y~0 31) (<= 31 main_~y~0))} is VALID [2022-04-15 06:05:21,343 INFO L290 TraceCheckUtils]: 37: Hoare triple {37158#(and (<= main_~y~0 31) (<= 31 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37159#(and (<= main_~y~0 32) (<= 32 main_~y~0))} is VALID [2022-04-15 06:05:21,343 INFO L290 TraceCheckUtils]: 38: Hoare triple {37159#(and (<= main_~y~0 32) (<= 32 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37160#(and (<= 33 main_~y~0) (<= main_~y~0 33))} is VALID [2022-04-15 06:05:21,344 INFO L290 TraceCheckUtils]: 39: Hoare triple {37160#(and (<= 33 main_~y~0) (<= main_~y~0 33))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37161#(and (<= main_~y~0 34) (<= 34 main_~y~0))} is VALID [2022-04-15 06:05:21,344 INFO L290 TraceCheckUtils]: 40: Hoare triple {37161#(and (<= main_~y~0 34) (<= 34 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37162#(and (<= 35 main_~y~0) (<= main_~y~0 35))} is VALID [2022-04-15 06:05:21,345 INFO L290 TraceCheckUtils]: 41: Hoare triple {37162#(and (<= 35 main_~y~0) (<= main_~y~0 35))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37163#(and (<= 36 main_~y~0) (<= main_~y~0 36))} is VALID [2022-04-15 06:05:21,345 INFO L290 TraceCheckUtils]: 42: Hoare triple {37163#(and (<= 36 main_~y~0) (<= main_~y~0 36))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37164#(and (<= main_~y~0 37) (<= 37 main_~y~0))} is VALID [2022-04-15 06:05:21,346 INFO L290 TraceCheckUtils]: 43: Hoare triple {37164#(and (<= main_~y~0 37) (<= 37 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37165#(and (<= 38 main_~y~0) (<= main_~y~0 38))} is VALID [2022-04-15 06:05:21,359 INFO L290 TraceCheckUtils]: 44: Hoare triple {37165#(and (<= 38 main_~y~0) (<= main_~y~0 38))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37166#(and (<= 39 main_~y~0) (<= main_~y~0 39))} is VALID [2022-04-15 06:05:21,360 INFO L290 TraceCheckUtils]: 45: Hoare triple {37166#(and (<= 39 main_~y~0) (<= main_~y~0 39))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37167#(and (<= 40 main_~y~0) (<= main_~y~0 40))} is VALID [2022-04-15 06:05:21,360 INFO L290 TraceCheckUtils]: 46: Hoare triple {37167#(and (<= 40 main_~y~0) (<= main_~y~0 40))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37168#(and (<= 41 main_~y~0) (<= main_~y~0 41))} is VALID [2022-04-15 06:05:21,361 INFO L290 TraceCheckUtils]: 47: Hoare triple {37168#(and (<= 41 main_~y~0) (<= main_~y~0 41))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37169#(and (<= main_~y~0 42) (<= 42 main_~y~0))} is VALID [2022-04-15 06:05:21,361 INFO L290 TraceCheckUtils]: 48: Hoare triple {37169#(and (<= main_~y~0 42) (<= 42 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37170#(and (<= 43 main_~y~0) (<= main_~y~0 43))} is VALID [2022-04-15 06:05:21,362 INFO L290 TraceCheckUtils]: 49: Hoare triple {37170#(and (<= 43 main_~y~0) (<= main_~y~0 43))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37171#(and (<= main_~y~0 44) (<= 44 main_~y~0))} is VALID [2022-04-15 06:05:21,362 INFO L290 TraceCheckUtils]: 50: Hoare triple {37171#(and (<= main_~y~0 44) (<= 44 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37172#(and (<= main_~y~0 45) (<= 45 main_~y~0))} is VALID [2022-04-15 06:05:21,363 INFO L290 TraceCheckUtils]: 51: Hoare triple {37172#(and (<= main_~y~0 45) (<= 45 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37173#(and (<= main_~y~0 46) (<= 46 main_~y~0))} is VALID [2022-04-15 06:05:21,363 INFO L290 TraceCheckUtils]: 52: Hoare triple {37173#(and (<= main_~y~0 46) (<= 46 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37174#(and (<= main_~y~0 47) (<= 47 main_~y~0))} is VALID [2022-04-15 06:05:21,364 INFO L290 TraceCheckUtils]: 53: Hoare triple {37174#(and (<= main_~y~0 47) (<= 47 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37175#(and (<= 48 main_~y~0) (<= main_~y~0 48))} is VALID [2022-04-15 06:05:21,364 INFO L290 TraceCheckUtils]: 54: Hoare triple {37175#(and (<= 48 main_~y~0) (<= main_~y~0 48))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37176#(and (<= 49 main_~y~0) (<= main_~y~0 49))} is VALID [2022-04-15 06:05:21,365 INFO L290 TraceCheckUtils]: 55: Hoare triple {37176#(and (<= 49 main_~y~0) (<= main_~y~0 49))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37177#(and (<= 50 main_~y~0) (<= main_~y~0 50))} is VALID [2022-04-15 06:05:21,365 INFO L290 TraceCheckUtils]: 56: Hoare triple {37177#(and (<= 50 main_~y~0) (<= main_~y~0 50))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37178#(and (<= 51 main_~y~0) (<= main_~y~0 51))} is VALID [2022-04-15 06:05:21,366 INFO L290 TraceCheckUtils]: 57: Hoare triple {37178#(and (<= 51 main_~y~0) (<= main_~y~0 51))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37179#(and (<= main_~y~0 52) (<= 52 main_~y~0))} is VALID [2022-04-15 06:05:21,366 INFO L290 TraceCheckUtils]: 58: Hoare triple {37179#(and (<= main_~y~0 52) (<= 52 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37180#(and (<= main_~y~0 53) (<= 53 main_~y~0))} is VALID [2022-04-15 06:05:21,367 INFO L290 TraceCheckUtils]: 59: Hoare triple {37180#(and (<= main_~y~0 53) (<= 53 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37181#(and (<= 54 main_~y~0) (<= main_~y~0 54))} is VALID [2022-04-15 06:05:21,367 INFO L290 TraceCheckUtils]: 60: Hoare triple {37181#(and (<= 54 main_~y~0) (<= main_~y~0 54))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37182#(and (<= 55 main_~y~0) (<= main_~y~0 55))} is VALID [2022-04-15 06:05:21,368 INFO L290 TraceCheckUtils]: 61: Hoare triple {37182#(and (<= 55 main_~y~0) (<= main_~y~0 55))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37183#(and (<= main_~y~0 56) (<= 56 main_~y~0))} is VALID [2022-04-15 06:05:21,368 INFO L290 TraceCheckUtils]: 62: Hoare triple {37183#(and (<= main_~y~0 56) (<= 56 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37184#(and (<= main_~y~0 57) (<= 57 main_~y~0))} is VALID [2022-04-15 06:05:21,369 INFO L290 TraceCheckUtils]: 63: Hoare triple {37184#(and (<= main_~y~0 57) (<= 57 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37185#(and (<= 58 main_~y~0) (<= main_~y~0 58))} is VALID [2022-04-15 06:05:21,369 INFO L290 TraceCheckUtils]: 64: Hoare triple {37185#(and (<= 58 main_~y~0) (<= main_~y~0 58))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37383#(and (<= main_~y~0 59) (<= 59 main_~y~0))} is VALID [2022-04-15 06:05:21,370 INFO L290 TraceCheckUtils]: 65: Hoare triple {37383#(and (<= main_~y~0 59) (<= 59 main_~y~0))} assume !(~y~0 % 4294967296 < 1024); {37123#false} is VALID [2022-04-15 06:05:21,370 INFO L272 TraceCheckUtils]: 66: Hoare triple {37123#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {37123#false} is VALID [2022-04-15 06:05:21,370 INFO L290 TraceCheckUtils]: 67: Hoare triple {37123#false} ~cond := #in~cond; {37123#false} is VALID [2022-04-15 06:05:21,370 INFO L290 TraceCheckUtils]: 68: Hoare triple {37123#false} assume 0 == ~cond; {37123#false} is VALID [2022-04-15 06:05:21,370 INFO L290 TraceCheckUtils]: 69: Hoare triple {37123#false} assume !false; {37123#false} is VALID [2022-04-15 06:05:21,370 INFO L134 CoverageAnalysis]: Checked inductivity of 1770 backedges. 0 proven. 1770 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 06:05:21,371 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-15 06:05:28,869 INFO L290 TraceCheckUtils]: 69: Hoare triple {37123#false} assume !false; {37123#false} is VALID [2022-04-15 06:05:28,869 INFO L290 TraceCheckUtils]: 68: Hoare triple {37123#false} assume 0 == ~cond; {37123#false} is VALID [2022-04-15 06:05:28,869 INFO L290 TraceCheckUtils]: 67: Hoare triple {37123#false} ~cond := #in~cond; {37123#false} is VALID [2022-04-15 06:05:28,869 INFO L272 TraceCheckUtils]: 66: Hoare triple {37123#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {37123#false} is VALID [2022-04-15 06:05:28,870 INFO L290 TraceCheckUtils]: 65: Hoare triple {37411#(< (mod main_~y~0 4294967296) 1024)} assume !(~y~0 % 4294967296 < 1024); {37123#false} is VALID [2022-04-15 06:05:28,870 INFO L290 TraceCheckUtils]: 64: Hoare triple {37415#(< (mod (+ main_~y~0 1) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37411#(< (mod main_~y~0 4294967296) 1024)} is VALID [2022-04-15 06:05:28,871 INFO L290 TraceCheckUtils]: 63: Hoare triple {37419#(< (mod (+ main_~y~0 2) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37415#(< (mod (+ main_~y~0 1) 4294967296) 1024)} is VALID [2022-04-15 06:05:28,872 INFO L290 TraceCheckUtils]: 62: Hoare triple {37423#(< (mod (+ main_~y~0 3) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37419#(< (mod (+ main_~y~0 2) 4294967296) 1024)} is VALID [2022-04-15 06:05:28,872 INFO L290 TraceCheckUtils]: 61: Hoare triple {37427#(< (mod (+ main_~y~0 4) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37423#(< (mod (+ main_~y~0 3) 4294967296) 1024)} is VALID [2022-04-15 06:05:28,873 INFO L290 TraceCheckUtils]: 60: Hoare triple {37431#(< (mod (+ 5 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37427#(< (mod (+ main_~y~0 4) 4294967296) 1024)} is VALID [2022-04-15 06:05:28,873 INFO L290 TraceCheckUtils]: 59: Hoare triple {37435#(< (mod (+ main_~y~0 6) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37431#(< (mod (+ 5 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:05:28,874 INFO L290 TraceCheckUtils]: 58: Hoare triple {37439#(< (mod (+ 7 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37435#(< (mod (+ main_~y~0 6) 4294967296) 1024)} is VALID [2022-04-15 06:05:28,875 INFO L290 TraceCheckUtils]: 57: Hoare triple {37443#(< (mod (+ main_~y~0 8) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37439#(< (mod (+ 7 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:05:28,875 INFO L290 TraceCheckUtils]: 56: Hoare triple {37447#(< (mod (+ main_~y~0 9) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37443#(< (mod (+ main_~y~0 8) 4294967296) 1024)} is VALID [2022-04-15 06:05:28,876 INFO L290 TraceCheckUtils]: 55: Hoare triple {37451#(< (mod (+ main_~y~0 10) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37447#(< (mod (+ main_~y~0 9) 4294967296) 1024)} is VALID [2022-04-15 06:05:28,877 INFO L290 TraceCheckUtils]: 54: Hoare triple {37455#(< (mod (+ main_~y~0 11) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37451#(< (mod (+ main_~y~0 10) 4294967296) 1024)} is VALID [2022-04-15 06:05:28,877 INFO L290 TraceCheckUtils]: 53: Hoare triple {37459#(< (mod (+ main_~y~0 12) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37455#(< (mod (+ main_~y~0 11) 4294967296) 1024)} is VALID [2022-04-15 06:05:28,879 INFO L290 TraceCheckUtils]: 52: Hoare triple {37463#(< (mod (+ main_~y~0 13) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37459#(< (mod (+ main_~y~0 12) 4294967296) 1024)} is VALID [2022-04-15 06:05:28,879 INFO L290 TraceCheckUtils]: 51: Hoare triple {37467#(< (mod (+ main_~y~0 14) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37463#(< (mod (+ main_~y~0 13) 4294967296) 1024)} is VALID [2022-04-15 06:05:28,881 INFO L290 TraceCheckUtils]: 50: Hoare triple {37471#(< (mod (+ main_~y~0 15) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37467#(< (mod (+ main_~y~0 14) 4294967296) 1024)} is VALID [2022-04-15 06:05:28,881 INFO L290 TraceCheckUtils]: 49: Hoare triple {37475#(< (mod (+ main_~y~0 16) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37471#(< (mod (+ main_~y~0 15) 4294967296) 1024)} is VALID [2022-04-15 06:05:28,882 INFO L290 TraceCheckUtils]: 48: Hoare triple {37479#(< (mod (+ main_~y~0 17) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37475#(< (mod (+ main_~y~0 16) 4294967296) 1024)} is VALID [2022-04-15 06:05:28,882 INFO L290 TraceCheckUtils]: 47: Hoare triple {37483#(< (mod (+ main_~y~0 18) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37479#(< (mod (+ main_~y~0 17) 4294967296) 1024)} is VALID [2022-04-15 06:05:28,883 INFO L290 TraceCheckUtils]: 46: Hoare triple {37487#(< (mod (+ 19 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37483#(< (mod (+ main_~y~0 18) 4294967296) 1024)} is VALID [2022-04-15 06:05:28,884 INFO L290 TraceCheckUtils]: 45: Hoare triple {37491#(< (mod (+ main_~y~0 20) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37487#(< (mod (+ 19 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:05:28,884 INFO L290 TraceCheckUtils]: 44: Hoare triple {37495#(< (mod (+ main_~y~0 21) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37491#(< (mod (+ main_~y~0 20) 4294967296) 1024)} is VALID [2022-04-15 06:05:28,885 INFO L290 TraceCheckUtils]: 43: Hoare triple {37499#(< (mod (+ main_~y~0 22) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37495#(< (mod (+ main_~y~0 21) 4294967296) 1024)} is VALID [2022-04-15 06:05:28,885 INFO L290 TraceCheckUtils]: 42: Hoare triple {37503#(< (mod (+ 23 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37499#(< (mod (+ main_~y~0 22) 4294967296) 1024)} is VALID [2022-04-15 06:05:28,886 INFO L290 TraceCheckUtils]: 41: Hoare triple {37507#(< (mod (+ main_~y~0 24) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37503#(< (mod (+ 23 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:05:28,887 INFO L290 TraceCheckUtils]: 40: Hoare triple {37511#(< (mod (+ main_~y~0 25) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37507#(< (mod (+ main_~y~0 24) 4294967296) 1024)} is VALID [2022-04-15 06:05:28,887 INFO L290 TraceCheckUtils]: 39: Hoare triple {37515#(< (mod (+ main_~y~0 26) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37511#(< (mod (+ main_~y~0 25) 4294967296) 1024)} is VALID [2022-04-15 06:05:28,888 INFO L290 TraceCheckUtils]: 38: Hoare triple {37519#(< (mod (+ main_~y~0 27) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37515#(< (mod (+ main_~y~0 26) 4294967296) 1024)} is VALID [2022-04-15 06:05:28,888 INFO L290 TraceCheckUtils]: 37: Hoare triple {37523#(< (mod (+ main_~y~0 28) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37519#(< (mod (+ main_~y~0 27) 4294967296) 1024)} is VALID [2022-04-15 06:05:28,889 INFO L290 TraceCheckUtils]: 36: Hoare triple {37527#(< (mod (+ 29 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37523#(< (mod (+ main_~y~0 28) 4294967296) 1024)} is VALID [2022-04-15 06:05:28,890 INFO L290 TraceCheckUtils]: 35: Hoare triple {37531#(< (mod (+ 30 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37527#(< (mod (+ 29 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:05:28,890 INFO L290 TraceCheckUtils]: 34: Hoare triple {37535#(< (mod (+ main_~y~0 31) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37531#(< (mod (+ 30 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:05:28,891 INFO L290 TraceCheckUtils]: 33: Hoare triple {37539#(< (mod (+ 32 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37535#(< (mod (+ main_~y~0 31) 4294967296) 1024)} is VALID [2022-04-15 06:05:28,892 INFO L290 TraceCheckUtils]: 32: Hoare triple {37543#(< (mod (+ main_~y~0 33) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37539#(< (mod (+ 32 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:05:28,892 INFO L290 TraceCheckUtils]: 31: Hoare triple {37547#(< (mod (+ main_~y~0 34) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37543#(< (mod (+ main_~y~0 33) 4294967296) 1024)} is VALID [2022-04-15 06:05:28,893 INFO L290 TraceCheckUtils]: 30: Hoare triple {37551#(< (mod (+ 35 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37547#(< (mod (+ main_~y~0 34) 4294967296) 1024)} is VALID [2022-04-15 06:05:28,893 INFO L290 TraceCheckUtils]: 29: Hoare triple {37555#(< (mod (+ main_~y~0 36) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37551#(< (mod (+ 35 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:05:28,894 INFO L290 TraceCheckUtils]: 28: Hoare triple {37559#(< (mod (+ main_~y~0 37) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37555#(< (mod (+ main_~y~0 36) 4294967296) 1024)} is VALID [2022-04-15 06:05:28,895 INFO L290 TraceCheckUtils]: 27: Hoare triple {37563#(< (mod (+ main_~y~0 38) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37559#(< (mod (+ main_~y~0 37) 4294967296) 1024)} is VALID [2022-04-15 06:05:28,896 INFO L290 TraceCheckUtils]: 26: Hoare triple {37567#(< (mod (+ main_~y~0 39) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37563#(< (mod (+ main_~y~0 38) 4294967296) 1024)} is VALID [2022-04-15 06:05:28,897 INFO L290 TraceCheckUtils]: 25: Hoare triple {37571#(< (mod (+ 40 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37567#(< (mod (+ main_~y~0 39) 4294967296) 1024)} is VALID [2022-04-15 06:05:28,898 INFO L290 TraceCheckUtils]: 24: Hoare triple {37575#(< (mod (+ 41 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37571#(< (mod (+ 40 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:05:28,898 INFO L290 TraceCheckUtils]: 23: Hoare triple {37579#(< (mod (+ 42 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37575#(< (mod (+ 41 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:05:28,899 INFO L290 TraceCheckUtils]: 22: Hoare triple {37583#(< (mod (+ main_~y~0 43) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37579#(< (mod (+ 42 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:05:28,900 INFO L290 TraceCheckUtils]: 21: Hoare triple {37587#(< (mod (+ 44 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37583#(< (mod (+ main_~y~0 43) 4294967296) 1024)} is VALID [2022-04-15 06:05:28,900 INFO L290 TraceCheckUtils]: 20: Hoare triple {37591#(< (mod (+ main_~y~0 45) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37587#(< (mod (+ 44 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:05:28,901 INFO L290 TraceCheckUtils]: 19: Hoare triple {37595#(< (mod (+ main_~y~0 46) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37591#(< (mod (+ main_~y~0 45) 4294967296) 1024)} is VALID [2022-04-15 06:05:28,901 INFO L290 TraceCheckUtils]: 18: Hoare triple {37599#(< (mod (+ main_~y~0 47) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37595#(< (mod (+ main_~y~0 46) 4294967296) 1024)} is VALID [2022-04-15 06:05:28,902 INFO L290 TraceCheckUtils]: 17: Hoare triple {37603#(< (mod (+ main_~y~0 48) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37599#(< (mod (+ main_~y~0 47) 4294967296) 1024)} is VALID [2022-04-15 06:05:28,903 INFO L290 TraceCheckUtils]: 16: Hoare triple {37607#(< (mod (+ 49 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37603#(< (mod (+ main_~y~0 48) 4294967296) 1024)} is VALID [2022-04-15 06:05:28,903 INFO L290 TraceCheckUtils]: 15: Hoare triple {37611#(< (mod (+ main_~y~0 50) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37607#(< (mod (+ 49 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:05:28,904 INFO L290 TraceCheckUtils]: 14: Hoare triple {37615#(< (mod (+ 51 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37611#(< (mod (+ main_~y~0 50) 4294967296) 1024)} is VALID [2022-04-15 06:05:28,905 INFO L290 TraceCheckUtils]: 13: Hoare triple {37619#(< (mod (+ main_~y~0 52) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37615#(< (mod (+ 51 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:05:28,907 INFO L290 TraceCheckUtils]: 12: Hoare triple {37623#(< (mod (+ 53 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37619#(< (mod (+ main_~y~0 52) 4294967296) 1024)} is VALID [2022-04-15 06:05:28,908 INFO L290 TraceCheckUtils]: 11: Hoare triple {37627#(< (mod (+ main_~y~0 54) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37623#(< (mod (+ 53 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:05:28,909 INFO L290 TraceCheckUtils]: 10: Hoare triple {37631#(< (mod (+ main_~y~0 55) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37627#(< (mod (+ main_~y~0 54) 4294967296) 1024)} is VALID [2022-04-15 06:05:28,909 INFO L290 TraceCheckUtils]: 9: Hoare triple {37635#(< (mod (+ 56 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37631#(< (mod (+ main_~y~0 55) 4294967296) 1024)} is VALID [2022-04-15 06:05:28,910 INFO L290 TraceCheckUtils]: 8: Hoare triple {37639#(< (mod (+ 57 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37635#(< (mod (+ 56 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:05:28,917 INFO L290 TraceCheckUtils]: 7: Hoare triple {37643#(< (mod (+ main_~y~0 58) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37639#(< (mod (+ 57 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:05:28,918 INFO L290 TraceCheckUtils]: 6: Hoare triple {37647#(< (mod (+ 59 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {37643#(< (mod (+ main_~y~0 58) 4294967296) 1024)} is VALID [2022-04-15 06:05:28,918 INFO L290 TraceCheckUtils]: 5: Hoare triple {37122#true} ~x~0 := 1;~y~0 := 0; {37647#(< (mod (+ 59 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:05:28,918 INFO L272 TraceCheckUtils]: 4: Hoare triple {37122#true} call #t~ret5 := main(); {37122#true} is VALID [2022-04-15 06:05:28,918 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {37122#true} {37122#true} #34#return; {37122#true} is VALID [2022-04-15 06:05:28,919 INFO L290 TraceCheckUtils]: 2: Hoare triple {37122#true} assume true; {37122#true} is VALID [2022-04-15 06:05:28,919 INFO L290 TraceCheckUtils]: 1: Hoare triple {37122#true} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {37122#true} is VALID [2022-04-15 06:05:28,919 INFO L272 TraceCheckUtils]: 0: Hoare triple {37122#true} call ULTIMATE.init(); {37122#true} is VALID [2022-04-15 06:05:28,919 INFO L134 CoverageAnalysis]: Checked inductivity of 1770 backedges. 0 proven. 1770 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 06:05:28,919 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [516030508] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-15 06:05:28,919 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-04-15 06:05:28,919 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [63, 62, 62] total 124 [2022-04-15 06:05:28,920 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-15 06:05:28,920 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [34041108] [2022-04-15 06:05:28,920 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [34041108] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-15 06:05:28,920 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-15 06:05:28,920 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [63] imperfect sequences [] total 63 [2022-04-15 06:05:28,920 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1833677481] [2022-04-15 06:05:28,920 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-15 06:05:28,920 INFO L78 Accepts]: Start accepts. Automaton has has 63 states, 63 states have (on average 1.0476190476190477) internal successors, (66), 62 states have internal predecessors, (66), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 70 [2022-04-15 06:05:28,920 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-15 06:05:28,921 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 63 states, 63 states have (on average 1.0476190476190477) internal successors, (66), 62 states have internal predecessors, (66), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:05:28,957 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 70 edges. 70 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 06:05:28,957 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 63 states [2022-04-15 06:05:28,957 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-15 06:05:28,958 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 63 interpolants. [2022-04-15 06:05:28,959 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3965, Invalid=11287, Unknown=0, NotChecked=0, Total=15252 [2022-04-15 06:05:28,959 INFO L87 Difference]: Start difference. First operand 71 states and 71 transitions. Second operand has 63 states, 63 states have (on average 1.0476190476190477) internal successors, (66), 62 states have internal predecessors, (66), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:05:36,363 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 06:05:36,364 INFO L93 Difference]: Finished difference Result 77 states and 77 transitions. [2022-04-15 06:05:36,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2022-04-15 06:05:36,364 INFO L78 Accepts]: Start accepts. Automaton has has 63 states, 63 states have (on average 1.0476190476190477) internal successors, (66), 62 states have internal predecessors, (66), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 70 [2022-04-15 06:05:36,364 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-15 06:05:36,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 63 states, 63 states have (on average 1.0476190476190477) internal successors, (66), 62 states have internal predecessors, (66), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:05:36,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 77 transitions. [2022-04-15 06:05:36,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 63 states, 63 states have (on average 1.0476190476190477) internal successors, (66), 62 states have internal predecessors, (66), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:05:36,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 77 transitions. [2022-04-15 06:05:36,365 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 63 states and 77 transitions. [2022-04-15 06:05:36,413 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 77 edges. 77 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 06:05:36,413 INFO L225 Difference]: With dead ends: 77 [2022-04-15 06:05:36,413 INFO L226 Difference]: Without dead ends: 72 [2022-04-15 06:05:36,415 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 263 GetRequests, 80 SyntacticMatches, 1 SemanticMatches, 182 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1894 ImplicationChecksByTransitivity, 11.3s TimeCoverageRelationStatistics Valid=7923, Invalid=25749, Unknown=0, NotChecked=0, Total=33672 [2022-04-15 06:05:36,415 INFO L913 BasicCegarLoop]: 11 mSDtfsCounter, 6 mSDsluCounter, 87 mSDsCounter, 0 mSdLazyCounter, 3627 mSolverCounterSat, 121 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 98 SdHoareTripleChecker+Invalid, 3748 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 121 IncrementalHoareTripleChecker+Valid, 3627 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.0s IncrementalHoareTripleChecker+Time [2022-04-15 06:05:36,415 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [6 Valid, 98 Invalid, 3748 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [121 Valid, 3627 Invalid, 0 Unknown, 0 Unchecked, 3.0s Time] [2022-04-15 06:05:36,415 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 72 states. [2022-04-15 06:05:36,494 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 72 to 72. [2022-04-15 06:05:36,494 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-15 06:05:36,495 INFO L82 GeneralOperation]: Start isEquivalent. First operand 72 states. Second operand has 72 states, 67 states have (on average 1.0149253731343284) internal successors, (68), 67 states have internal predecessors, (68), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:05:36,495 INFO L74 IsIncluded]: Start isIncluded. First operand 72 states. Second operand has 72 states, 67 states have (on average 1.0149253731343284) internal successors, (68), 67 states have internal predecessors, (68), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:05:36,495 INFO L87 Difference]: Start difference. First operand 72 states. Second operand has 72 states, 67 states have (on average 1.0149253731343284) internal successors, (68), 67 states have internal predecessors, (68), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:05:36,495 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 06:05:36,495 INFO L93 Difference]: Finished difference Result 72 states and 72 transitions. [2022-04-15 06:05:36,495 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 72 transitions. [2022-04-15 06:05:36,496 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-15 06:05:36,496 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-15 06:05:36,496 INFO L74 IsIncluded]: Start isIncluded. First operand has 72 states, 67 states have (on average 1.0149253731343284) internal successors, (68), 67 states have internal predecessors, (68), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 72 states. [2022-04-15 06:05:36,496 INFO L87 Difference]: Start difference. First operand has 72 states, 67 states have (on average 1.0149253731343284) internal successors, (68), 67 states have internal predecessors, (68), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 72 states. [2022-04-15 06:05:36,496 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 06:05:36,496 INFO L93 Difference]: Finished difference Result 72 states and 72 transitions. [2022-04-15 06:05:36,496 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 72 transitions. [2022-04-15 06:05:36,496 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-15 06:05:36,497 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-15 06:05:36,497 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-15 06:05:36,497 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-15 06:05:36,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 72 states, 67 states have (on average 1.0149253731343284) internal successors, (68), 67 states have internal predecessors, (68), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:05:36,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 72 states and 72 transitions. [2022-04-15 06:05:36,503 INFO L78 Accepts]: Start accepts. Automaton has 72 states and 72 transitions. Word has length 70 [2022-04-15 06:05:36,503 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-15 06:05:36,503 INFO L478 AbstractCegarLoop]: Abstraction has 72 states and 72 transitions. [2022-04-15 06:05:36,503 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 63 states, 63 states have (on average 1.0476190476190477) internal successors, (66), 62 states have internal predecessors, (66), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:05:36,503 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 72 states and 72 transitions. [2022-04-15 06:05:36,557 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 72 edges. 72 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 06:05:36,557 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 72 transitions. [2022-04-15 06:05:36,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-04-15 06:05:36,557 INFO L491 BasicCegarLoop]: Found error trace [2022-04-15 06:05:36,557 INFO L499 BasicCegarLoop]: trace histogram [60, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-15 06:05:36,576 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (60)] Forceful destruction successful, exit code 0 [2022-04-15 06:05:36,757 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 60 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable119,SelfDestructingSolverStorable118 [2022-04-15 06:05:36,758 INFO L403 AbstractCegarLoop]: === Iteration 62 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-15 06:05:36,758 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-15 06:05:36,758 INFO L85 PathProgramCache]: Analyzing trace with hash -529818276, now seen corresponding path program 119 times [2022-04-15 06:05:36,758 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-15 06:05:36,758 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [2051925867] [2022-04-15 06:05:39,263 INFO L89 AcceleratorJordan]: Jordan loop acceleration statistics: 1 HavocedVariables, 2 AssignedVariables, 0 ReadonlyVariables, Eigenvalues: {0={1=1}, 1={2=1}}, 1 SequentialAcceleration, 0 AlternatingAcceleration, 1 QuantifierFreeResult [2022-04-15 06:05:39,264 INFO L271 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2022-04-15 06:05:39,266 INFO L85 PathProgramCache]: Analyzing trace with hash 1619907511, now seen corresponding path program 1 times [2022-04-15 06:05:39,266 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-15 06:05:39,266 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1769487161] [2022-04-15 06:05:39,266 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-15 06:05:39,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-15 06:05:39,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-15 06:05:39,270 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-04-15 06:05:39,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-15 06:05:39,283 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-04-15 06:05:39,284 INFO L85 PathProgramCache]: Analyzing trace with hash -529818276, now seen corresponding path program 120 times [2022-04-15 06:05:39,284 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-15 06:05:39,284 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1993478597] [2022-04-15 06:05:39,284 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-15 06:05:39,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-15 06:05:39,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 06:05:41,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-15 06:05:41,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 06:05:41,182 INFO L290 TraceCheckUtils]: 0: Hoare triple {38296#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {38230#true} is VALID [2022-04-15 06:05:41,182 INFO L290 TraceCheckUtils]: 1: Hoare triple {38230#true} assume true; {38230#true} is VALID [2022-04-15 06:05:41,182 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {38230#true} {38230#true} #34#return; {38230#true} is VALID [2022-04-15 06:05:41,183 INFO L272 TraceCheckUtils]: 0: Hoare triple {38230#true} call ULTIMATE.init(); {38296#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} is VALID [2022-04-15 06:05:41,183 INFO L290 TraceCheckUtils]: 1: Hoare triple {38296#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {38230#true} is VALID [2022-04-15 06:05:41,183 INFO L290 TraceCheckUtils]: 2: Hoare triple {38230#true} assume true; {38230#true} is VALID [2022-04-15 06:05:41,183 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {38230#true} {38230#true} #34#return; {38230#true} is VALID [2022-04-15 06:05:41,183 INFO L272 TraceCheckUtils]: 4: Hoare triple {38230#true} call #t~ret5 := main(); {38230#true} is VALID [2022-04-15 06:05:41,183 INFO L290 TraceCheckUtils]: 5: Hoare triple {38230#true} ~x~0 := 1;~y~0 := 0; {38235#(= main_~y~0 0)} is VALID [2022-04-15 06:05:41,184 INFO L290 TraceCheckUtils]: 6: Hoare triple {38235#(= main_~y~0 0)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38236#(and (<= 1 main_~y~0) (<= main_~y~0 1))} is VALID [2022-04-15 06:05:41,184 INFO L290 TraceCheckUtils]: 7: Hoare triple {38236#(and (<= 1 main_~y~0) (<= main_~y~0 1))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38237#(and (<= 2 main_~y~0) (<= main_~y~0 2))} is VALID [2022-04-15 06:05:41,185 INFO L290 TraceCheckUtils]: 8: Hoare triple {38237#(and (<= 2 main_~y~0) (<= main_~y~0 2))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38238#(and (<= main_~y~0 3) (<= 3 main_~y~0))} is VALID [2022-04-15 06:05:41,185 INFO L290 TraceCheckUtils]: 9: Hoare triple {38238#(and (<= main_~y~0 3) (<= 3 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38239#(and (<= main_~y~0 4) (<= 4 main_~y~0))} is VALID [2022-04-15 06:05:41,186 INFO L290 TraceCheckUtils]: 10: Hoare triple {38239#(and (<= main_~y~0 4) (<= 4 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38240#(and (<= 5 main_~y~0) (<= main_~y~0 5))} is VALID [2022-04-15 06:05:41,186 INFO L290 TraceCheckUtils]: 11: Hoare triple {38240#(and (<= 5 main_~y~0) (<= main_~y~0 5))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38241#(and (<= main_~y~0 6) (<= 6 main_~y~0))} is VALID [2022-04-15 06:05:41,187 INFO L290 TraceCheckUtils]: 12: Hoare triple {38241#(and (<= main_~y~0 6) (<= 6 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38242#(and (<= 7 main_~y~0) (<= main_~y~0 7))} is VALID [2022-04-15 06:05:41,187 INFO L290 TraceCheckUtils]: 13: Hoare triple {38242#(and (<= 7 main_~y~0) (<= main_~y~0 7))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38243#(and (<= main_~y~0 8) (<= 8 main_~y~0))} is VALID [2022-04-15 06:05:41,188 INFO L290 TraceCheckUtils]: 14: Hoare triple {38243#(and (<= main_~y~0 8) (<= 8 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38244#(and (<= 9 main_~y~0) (<= main_~y~0 9))} is VALID [2022-04-15 06:05:41,188 INFO L290 TraceCheckUtils]: 15: Hoare triple {38244#(and (<= 9 main_~y~0) (<= main_~y~0 9))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38245#(and (<= main_~y~0 10) (<= 10 main_~y~0))} is VALID [2022-04-15 06:05:41,189 INFO L290 TraceCheckUtils]: 16: Hoare triple {38245#(and (<= main_~y~0 10) (<= 10 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38246#(and (<= main_~y~0 11) (<= 11 main_~y~0))} is VALID [2022-04-15 06:05:41,189 INFO L290 TraceCheckUtils]: 17: Hoare triple {38246#(and (<= main_~y~0 11) (<= 11 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38247#(and (<= 12 main_~y~0) (<= main_~y~0 12))} is VALID [2022-04-15 06:05:41,202 INFO L290 TraceCheckUtils]: 18: Hoare triple {38247#(and (<= 12 main_~y~0) (<= main_~y~0 12))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38248#(and (<= main_~y~0 13) (<= 13 main_~y~0))} is VALID [2022-04-15 06:05:41,203 INFO L290 TraceCheckUtils]: 19: Hoare triple {38248#(and (<= main_~y~0 13) (<= 13 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38249#(and (<= 14 main_~y~0) (<= main_~y~0 14))} is VALID [2022-04-15 06:05:41,204 INFO L290 TraceCheckUtils]: 20: Hoare triple {38249#(and (<= 14 main_~y~0) (<= main_~y~0 14))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38250#(and (<= main_~y~0 15) (<= 15 main_~y~0))} is VALID [2022-04-15 06:05:41,204 INFO L290 TraceCheckUtils]: 21: Hoare triple {38250#(and (<= main_~y~0 15) (<= 15 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38251#(and (<= 16 main_~y~0) (<= main_~y~0 16))} is VALID [2022-04-15 06:05:41,205 INFO L290 TraceCheckUtils]: 22: Hoare triple {38251#(and (<= 16 main_~y~0) (<= main_~y~0 16))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38252#(and (<= main_~y~0 17) (<= 17 main_~y~0))} is VALID [2022-04-15 06:05:41,205 INFO L290 TraceCheckUtils]: 23: Hoare triple {38252#(and (<= main_~y~0 17) (<= 17 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38253#(and (<= 18 main_~y~0) (<= main_~y~0 18))} is VALID [2022-04-15 06:05:41,206 INFO L290 TraceCheckUtils]: 24: Hoare triple {38253#(and (<= 18 main_~y~0) (<= main_~y~0 18))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38254#(and (<= 19 main_~y~0) (<= main_~y~0 19))} is VALID [2022-04-15 06:05:41,206 INFO L290 TraceCheckUtils]: 25: Hoare triple {38254#(and (<= 19 main_~y~0) (<= main_~y~0 19))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38255#(and (<= 20 main_~y~0) (<= main_~y~0 20))} is VALID [2022-04-15 06:05:41,207 INFO L290 TraceCheckUtils]: 26: Hoare triple {38255#(and (<= 20 main_~y~0) (<= main_~y~0 20))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38256#(and (<= main_~y~0 21) (<= 21 main_~y~0))} is VALID [2022-04-15 06:05:41,207 INFO L290 TraceCheckUtils]: 27: Hoare triple {38256#(and (<= main_~y~0 21) (<= 21 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38257#(and (<= main_~y~0 22) (<= 22 main_~y~0))} is VALID [2022-04-15 06:05:41,208 INFO L290 TraceCheckUtils]: 28: Hoare triple {38257#(and (<= main_~y~0 22) (<= 22 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38258#(and (<= main_~y~0 23) (<= 23 main_~y~0))} is VALID [2022-04-15 06:05:41,208 INFO L290 TraceCheckUtils]: 29: Hoare triple {38258#(and (<= main_~y~0 23) (<= 23 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38259#(and (<= 24 main_~y~0) (<= main_~y~0 24))} is VALID [2022-04-15 06:05:41,209 INFO L290 TraceCheckUtils]: 30: Hoare triple {38259#(and (<= 24 main_~y~0) (<= main_~y~0 24))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38260#(and (<= 25 main_~y~0) (<= main_~y~0 25))} is VALID [2022-04-15 06:05:41,209 INFO L290 TraceCheckUtils]: 31: Hoare triple {38260#(and (<= 25 main_~y~0) (<= main_~y~0 25))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38261#(and (<= main_~y~0 26) (<= 26 main_~y~0))} is VALID [2022-04-15 06:05:41,210 INFO L290 TraceCheckUtils]: 32: Hoare triple {38261#(and (<= main_~y~0 26) (<= 26 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38262#(and (<= main_~y~0 27) (<= 27 main_~y~0))} is VALID [2022-04-15 06:05:41,210 INFO L290 TraceCheckUtils]: 33: Hoare triple {38262#(and (<= main_~y~0 27) (<= 27 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38263#(and (<= main_~y~0 28) (<= 28 main_~y~0))} is VALID [2022-04-15 06:05:41,211 INFO L290 TraceCheckUtils]: 34: Hoare triple {38263#(and (<= main_~y~0 28) (<= 28 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38264#(and (<= 29 main_~y~0) (<= main_~y~0 29))} is VALID [2022-04-15 06:05:41,211 INFO L290 TraceCheckUtils]: 35: Hoare triple {38264#(and (<= 29 main_~y~0) (<= main_~y~0 29))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38265#(and (<= main_~y~0 30) (<= 30 main_~y~0))} is VALID [2022-04-15 06:05:41,212 INFO L290 TraceCheckUtils]: 36: Hoare triple {38265#(and (<= main_~y~0 30) (<= 30 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38266#(and (<= main_~y~0 31) (<= 31 main_~y~0))} is VALID [2022-04-15 06:05:41,212 INFO L290 TraceCheckUtils]: 37: Hoare triple {38266#(and (<= main_~y~0 31) (<= 31 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38267#(and (<= main_~y~0 32) (<= 32 main_~y~0))} is VALID [2022-04-15 06:05:41,213 INFO L290 TraceCheckUtils]: 38: Hoare triple {38267#(and (<= main_~y~0 32) (<= 32 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38268#(and (<= 33 main_~y~0) (<= main_~y~0 33))} is VALID [2022-04-15 06:05:41,213 INFO L290 TraceCheckUtils]: 39: Hoare triple {38268#(and (<= 33 main_~y~0) (<= main_~y~0 33))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38269#(and (<= main_~y~0 34) (<= 34 main_~y~0))} is VALID [2022-04-15 06:05:41,214 INFO L290 TraceCheckUtils]: 40: Hoare triple {38269#(and (<= main_~y~0 34) (<= 34 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38270#(and (<= 35 main_~y~0) (<= main_~y~0 35))} is VALID [2022-04-15 06:05:41,214 INFO L290 TraceCheckUtils]: 41: Hoare triple {38270#(and (<= 35 main_~y~0) (<= main_~y~0 35))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38271#(and (<= 36 main_~y~0) (<= main_~y~0 36))} is VALID [2022-04-15 06:05:41,215 INFO L290 TraceCheckUtils]: 42: Hoare triple {38271#(and (<= 36 main_~y~0) (<= main_~y~0 36))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38272#(and (<= main_~y~0 37) (<= 37 main_~y~0))} is VALID [2022-04-15 06:05:41,215 INFO L290 TraceCheckUtils]: 43: Hoare triple {38272#(and (<= main_~y~0 37) (<= 37 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38273#(and (<= 38 main_~y~0) (<= main_~y~0 38))} is VALID [2022-04-15 06:05:41,216 INFO L290 TraceCheckUtils]: 44: Hoare triple {38273#(and (<= 38 main_~y~0) (<= main_~y~0 38))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38274#(and (<= 39 main_~y~0) (<= main_~y~0 39))} is VALID [2022-04-15 06:05:41,216 INFO L290 TraceCheckUtils]: 45: Hoare triple {38274#(and (<= 39 main_~y~0) (<= main_~y~0 39))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38275#(and (<= 40 main_~y~0) (<= main_~y~0 40))} is VALID [2022-04-15 06:05:41,217 INFO L290 TraceCheckUtils]: 46: Hoare triple {38275#(and (<= 40 main_~y~0) (<= main_~y~0 40))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38276#(and (<= 41 main_~y~0) (<= main_~y~0 41))} is VALID [2022-04-15 06:05:41,217 INFO L290 TraceCheckUtils]: 47: Hoare triple {38276#(and (<= 41 main_~y~0) (<= main_~y~0 41))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38277#(and (<= main_~y~0 42) (<= 42 main_~y~0))} is VALID [2022-04-15 06:05:41,218 INFO L290 TraceCheckUtils]: 48: Hoare triple {38277#(and (<= main_~y~0 42) (<= 42 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38278#(and (<= 43 main_~y~0) (<= main_~y~0 43))} is VALID [2022-04-15 06:05:41,218 INFO L290 TraceCheckUtils]: 49: Hoare triple {38278#(and (<= 43 main_~y~0) (<= main_~y~0 43))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38279#(and (<= main_~y~0 44) (<= 44 main_~y~0))} is VALID [2022-04-15 06:05:41,219 INFO L290 TraceCheckUtils]: 50: Hoare triple {38279#(and (<= main_~y~0 44) (<= 44 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38280#(and (<= main_~y~0 45) (<= 45 main_~y~0))} is VALID [2022-04-15 06:05:41,219 INFO L290 TraceCheckUtils]: 51: Hoare triple {38280#(and (<= main_~y~0 45) (<= 45 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38281#(and (<= main_~y~0 46) (<= 46 main_~y~0))} is VALID [2022-04-15 06:05:41,220 INFO L290 TraceCheckUtils]: 52: Hoare triple {38281#(and (<= main_~y~0 46) (<= 46 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38282#(and (<= main_~y~0 47) (<= 47 main_~y~0))} is VALID [2022-04-15 06:05:41,220 INFO L290 TraceCheckUtils]: 53: Hoare triple {38282#(and (<= main_~y~0 47) (<= 47 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38283#(and (<= 48 main_~y~0) (<= main_~y~0 48))} is VALID [2022-04-15 06:05:41,221 INFO L290 TraceCheckUtils]: 54: Hoare triple {38283#(and (<= 48 main_~y~0) (<= main_~y~0 48))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38284#(and (<= 49 main_~y~0) (<= main_~y~0 49))} is VALID [2022-04-15 06:05:41,221 INFO L290 TraceCheckUtils]: 55: Hoare triple {38284#(and (<= 49 main_~y~0) (<= main_~y~0 49))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38285#(and (<= 50 main_~y~0) (<= main_~y~0 50))} is VALID [2022-04-15 06:05:41,222 INFO L290 TraceCheckUtils]: 56: Hoare triple {38285#(and (<= 50 main_~y~0) (<= main_~y~0 50))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38286#(and (<= 51 main_~y~0) (<= main_~y~0 51))} is VALID [2022-04-15 06:05:41,222 INFO L290 TraceCheckUtils]: 57: Hoare triple {38286#(and (<= 51 main_~y~0) (<= main_~y~0 51))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38287#(and (<= main_~y~0 52) (<= 52 main_~y~0))} is VALID [2022-04-15 06:05:41,223 INFO L290 TraceCheckUtils]: 58: Hoare triple {38287#(and (<= main_~y~0 52) (<= 52 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38288#(and (<= main_~y~0 53) (<= 53 main_~y~0))} is VALID [2022-04-15 06:05:41,223 INFO L290 TraceCheckUtils]: 59: Hoare triple {38288#(and (<= main_~y~0 53) (<= 53 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38289#(and (<= 54 main_~y~0) (<= main_~y~0 54))} is VALID [2022-04-15 06:05:41,224 INFO L290 TraceCheckUtils]: 60: Hoare triple {38289#(and (<= 54 main_~y~0) (<= main_~y~0 54))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38290#(and (<= 55 main_~y~0) (<= main_~y~0 55))} is VALID [2022-04-15 06:05:41,224 INFO L290 TraceCheckUtils]: 61: Hoare triple {38290#(and (<= 55 main_~y~0) (<= main_~y~0 55))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38291#(and (<= main_~y~0 56) (<= 56 main_~y~0))} is VALID [2022-04-15 06:05:41,225 INFO L290 TraceCheckUtils]: 62: Hoare triple {38291#(and (<= main_~y~0 56) (<= 56 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38292#(and (<= main_~y~0 57) (<= 57 main_~y~0))} is VALID [2022-04-15 06:05:41,225 INFO L290 TraceCheckUtils]: 63: Hoare triple {38292#(and (<= main_~y~0 57) (<= 57 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38293#(and (<= 58 main_~y~0) (<= main_~y~0 58))} is VALID [2022-04-15 06:05:41,226 INFO L290 TraceCheckUtils]: 64: Hoare triple {38293#(and (<= 58 main_~y~0) (<= main_~y~0 58))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38294#(and (<= main_~y~0 59) (<= 59 main_~y~0))} is VALID [2022-04-15 06:05:41,226 INFO L290 TraceCheckUtils]: 65: Hoare triple {38294#(and (<= main_~y~0 59) (<= 59 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38295#(and (not (<= (+ (div main_~y~0 4294967296) 1) 0)) (<= main_~y~0 60))} is VALID [2022-04-15 06:05:41,227 INFO L290 TraceCheckUtils]: 66: Hoare triple {38295#(and (not (<= (+ (div main_~y~0 4294967296) 1) 0)) (<= main_~y~0 60))} assume !(~y~0 % 4294967296 < 1024); {38231#false} is VALID [2022-04-15 06:05:41,227 INFO L272 TraceCheckUtils]: 67: Hoare triple {38231#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {38231#false} is VALID [2022-04-15 06:05:41,227 INFO L290 TraceCheckUtils]: 68: Hoare triple {38231#false} ~cond := #in~cond; {38231#false} is VALID [2022-04-15 06:05:41,227 INFO L290 TraceCheckUtils]: 69: Hoare triple {38231#false} assume 0 == ~cond; {38231#false} is VALID [2022-04-15 06:05:41,227 INFO L290 TraceCheckUtils]: 70: Hoare triple {38231#false} assume !false; {38231#false} is VALID [2022-04-15 06:05:41,227 INFO L134 CoverageAnalysis]: Checked inductivity of 1830 backedges. 0 proven. 1830 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 06:05:41,227 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-15 06:05:41,228 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1993478597] [2022-04-15 06:05:41,228 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1993478597] provided 0 perfect and 1 imperfect interpolant sequences [2022-04-15 06:05:41,228 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1622194588] [2022-04-15 06:05:41,228 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2022-04-15 06:05:41,228 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-15 06:05:41,228 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-15 06:05:41,232 INFO L229 MonitoredProcess]: Starting monitored process 61 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-04-15 06:05:41,233 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (61)] Waiting until timeout for monitored process [2022-04-15 06:06:01,412 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 31 check-sat command(s) [2022-04-15 06:06:01,413 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-15 06:06:01,428 INFO L263 TraceCheckSpWp]: Trace formula consists of 353 conjuncts, 123 conjunts are in the unsatisfiable core [2022-04-15 06:06:01,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 06:06:01,445 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-15 06:06:02,129 INFO L272 TraceCheckUtils]: 0: Hoare triple {38230#true} call ULTIMATE.init(); {38230#true} is VALID [2022-04-15 06:06:02,130 INFO L290 TraceCheckUtils]: 1: Hoare triple {38230#true} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {38230#true} is VALID [2022-04-15 06:06:02,130 INFO L290 TraceCheckUtils]: 2: Hoare triple {38230#true} assume true; {38230#true} is VALID [2022-04-15 06:06:02,130 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {38230#true} {38230#true} #34#return; {38230#true} is VALID [2022-04-15 06:06:02,130 INFO L272 TraceCheckUtils]: 4: Hoare triple {38230#true} call #t~ret5 := main(); {38230#true} is VALID [2022-04-15 06:06:02,130 INFO L290 TraceCheckUtils]: 5: Hoare triple {38230#true} ~x~0 := 1;~y~0 := 0; {38235#(= main_~y~0 0)} is VALID [2022-04-15 06:06:02,131 INFO L290 TraceCheckUtils]: 6: Hoare triple {38235#(= main_~y~0 0)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38236#(and (<= 1 main_~y~0) (<= main_~y~0 1))} is VALID [2022-04-15 06:06:02,131 INFO L290 TraceCheckUtils]: 7: Hoare triple {38236#(and (<= 1 main_~y~0) (<= main_~y~0 1))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38237#(and (<= 2 main_~y~0) (<= main_~y~0 2))} is VALID [2022-04-15 06:06:02,132 INFO L290 TraceCheckUtils]: 8: Hoare triple {38237#(and (<= 2 main_~y~0) (<= main_~y~0 2))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38238#(and (<= main_~y~0 3) (<= 3 main_~y~0))} is VALID [2022-04-15 06:06:02,132 INFO L290 TraceCheckUtils]: 9: Hoare triple {38238#(and (<= main_~y~0 3) (<= 3 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38239#(and (<= main_~y~0 4) (<= 4 main_~y~0))} is VALID [2022-04-15 06:06:02,133 INFO L290 TraceCheckUtils]: 10: Hoare triple {38239#(and (<= main_~y~0 4) (<= 4 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38240#(and (<= 5 main_~y~0) (<= main_~y~0 5))} is VALID [2022-04-15 06:06:02,133 INFO L290 TraceCheckUtils]: 11: Hoare triple {38240#(and (<= 5 main_~y~0) (<= main_~y~0 5))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38241#(and (<= main_~y~0 6) (<= 6 main_~y~0))} is VALID [2022-04-15 06:06:02,134 INFO L290 TraceCheckUtils]: 12: Hoare triple {38241#(and (<= main_~y~0 6) (<= 6 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38242#(and (<= 7 main_~y~0) (<= main_~y~0 7))} is VALID [2022-04-15 06:06:02,134 INFO L290 TraceCheckUtils]: 13: Hoare triple {38242#(and (<= 7 main_~y~0) (<= main_~y~0 7))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38243#(and (<= main_~y~0 8) (<= 8 main_~y~0))} is VALID [2022-04-15 06:06:02,135 INFO L290 TraceCheckUtils]: 14: Hoare triple {38243#(and (<= main_~y~0 8) (<= 8 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38244#(and (<= 9 main_~y~0) (<= main_~y~0 9))} is VALID [2022-04-15 06:06:02,135 INFO L290 TraceCheckUtils]: 15: Hoare triple {38244#(and (<= 9 main_~y~0) (<= main_~y~0 9))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38245#(and (<= main_~y~0 10) (<= 10 main_~y~0))} is VALID [2022-04-15 06:06:02,136 INFO L290 TraceCheckUtils]: 16: Hoare triple {38245#(and (<= main_~y~0 10) (<= 10 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38246#(and (<= main_~y~0 11) (<= 11 main_~y~0))} is VALID [2022-04-15 06:06:02,136 INFO L290 TraceCheckUtils]: 17: Hoare triple {38246#(and (<= main_~y~0 11) (<= 11 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38247#(and (<= 12 main_~y~0) (<= main_~y~0 12))} is VALID [2022-04-15 06:06:02,137 INFO L290 TraceCheckUtils]: 18: Hoare triple {38247#(and (<= 12 main_~y~0) (<= main_~y~0 12))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38248#(and (<= main_~y~0 13) (<= 13 main_~y~0))} is VALID [2022-04-15 06:06:02,137 INFO L290 TraceCheckUtils]: 19: Hoare triple {38248#(and (<= main_~y~0 13) (<= 13 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38249#(and (<= 14 main_~y~0) (<= main_~y~0 14))} is VALID [2022-04-15 06:06:02,138 INFO L290 TraceCheckUtils]: 20: Hoare triple {38249#(and (<= 14 main_~y~0) (<= main_~y~0 14))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38250#(and (<= main_~y~0 15) (<= 15 main_~y~0))} is VALID [2022-04-15 06:06:02,138 INFO L290 TraceCheckUtils]: 21: Hoare triple {38250#(and (<= main_~y~0 15) (<= 15 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38251#(and (<= 16 main_~y~0) (<= main_~y~0 16))} is VALID [2022-04-15 06:06:02,139 INFO L290 TraceCheckUtils]: 22: Hoare triple {38251#(and (<= 16 main_~y~0) (<= main_~y~0 16))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38252#(and (<= main_~y~0 17) (<= 17 main_~y~0))} is VALID [2022-04-15 06:06:02,139 INFO L290 TraceCheckUtils]: 23: Hoare triple {38252#(and (<= main_~y~0 17) (<= 17 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38253#(and (<= 18 main_~y~0) (<= main_~y~0 18))} is VALID [2022-04-15 06:06:02,140 INFO L290 TraceCheckUtils]: 24: Hoare triple {38253#(and (<= 18 main_~y~0) (<= main_~y~0 18))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38254#(and (<= 19 main_~y~0) (<= main_~y~0 19))} is VALID [2022-04-15 06:06:02,140 INFO L290 TraceCheckUtils]: 25: Hoare triple {38254#(and (<= 19 main_~y~0) (<= main_~y~0 19))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38255#(and (<= 20 main_~y~0) (<= main_~y~0 20))} is VALID [2022-04-15 06:06:02,141 INFO L290 TraceCheckUtils]: 26: Hoare triple {38255#(and (<= 20 main_~y~0) (<= main_~y~0 20))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38256#(and (<= main_~y~0 21) (<= 21 main_~y~0))} is VALID [2022-04-15 06:06:02,141 INFO L290 TraceCheckUtils]: 27: Hoare triple {38256#(and (<= main_~y~0 21) (<= 21 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38257#(and (<= main_~y~0 22) (<= 22 main_~y~0))} is VALID [2022-04-15 06:06:02,142 INFO L290 TraceCheckUtils]: 28: Hoare triple {38257#(and (<= main_~y~0 22) (<= 22 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38258#(and (<= main_~y~0 23) (<= 23 main_~y~0))} is VALID [2022-04-15 06:06:02,142 INFO L290 TraceCheckUtils]: 29: Hoare triple {38258#(and (<= main_~y~0 23) (<= 23 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38259#(and (<= 24 main_~y~0) (<= main_~y~0 24))} is VALID [2022-04-15 06:06:02,143 INFO L290 TraceCheckUtils]: 30: Hoare triple {38259#(and (<= 24 main_~y~0) (<= main_~y~0 24))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38260#(and (<= 25 main_~y~0) (<= main_~y~0 25))} is VALID [2022-04-15 06:06:02,143 INFO L290 TraceCheckUtils]: 31: Hoare triple {38260#(and (<= 25 main_~y~0) (<= main_~y~0 25))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38261#(and (<= main_~y~0 26) (<= 26 main_~y~0))} is VALID [2022-04-15 06:06:02,144 INFO L290 TraceCheckUtils]: 32: Hoare triple {38261#(and (<= main_~y~0 26) (<= 26 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38262#(and (<= main_~y~0 27) (<= 27 main_~y~0))} is VALID [2022-04-15 06:06:02,144 INFO L290 TraceCheckUtils]: 33: Hoare triple {38262#(and (<= main_~y~0 27) (<= 27 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38263#(and (<= main_~y~0 28) (<= 28 main_~y~0))} is VALID [2022-04-15 06:06:02,145 INFO L290 TraceCheckUtils]: 34: Hoare triple {38263#(and (<= main_~y~0 28) (<= 28 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38264#(and (<= 29 main_~y~0) (<= main_~y~0 29))} is VALID [2022-04-15 06:06:02,145 INFO L290 TraceCheckUtils]: 35: Hoare triple {38264#(and (<= 29 main_~y~0) (<= main_~y~0 29))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38265#(and (<= main_~y~0 30) (<= 30 main_~y~0))} is VALID [2022-04-15 06:06:02,146 INFO L290 TraceCheckUtils]: 36: Hoare triple {38265#(and (<= main_~y~0 30) (<= 30 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38266#(and (<= main_~y~0 31) (<= 31 main_~y~0))} is VALID [2022-04-15 06:06:02,146 INFO L290 TraceCheckUtils]: 37: Hoare triple {38266#(and (<= main_~y~0 31) (<= 31 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38267#(and (<= main_~y~0 32) (<= 32 main_~y~0))} is VALID [2022-04-15 06:06:02,147 INFO L290 TraceCheckUtils]: 38: Hoare triple {38267#(and (<= main_~y~0 32) (<= 32 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38268#(and (<= 33 main_~y~0) (<= main_~y~0 33))} is VALID [2022-04-15 06:06:02,147 INFO L290 TraceCheckUtils]: 39: Hoare triple {38268#(and (<= 33 main_~y~0) (<= main_~y~0 33))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38269#(and (<= main_~y~0 34) (<= 34 main_~y~0))} is VALID [2022-04-15 06:06:02,148 INFO L290 TraceCheckUtils]: 40: Hoare triple {38269#(and (<= main_~y~0 34) (<= 34 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38270#(and (<= 35 main_~y~0) (<= main_~y~0 35))} is VALID [2022-04-15 06:06:02,148 INFO L290 TraceCheckUtils]: 41: Hoare triple {38270#(and (<= 35 main_~y~0) (<= main_~y~0 35))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38271#(and (<= 36 main_~y~0) (<= main_~y~0 36))} is VALID [2022-04-15 06:06:02,149 INFO L290 TraceCheckUtils]: 42: Hoare triple {38271#(and (<= 36 main_~y~0) (<= main_~y~0 36))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38272#(and (<= main_~y~0 37) (<= 37 main_~y~0))} is VALID [2022-04-15 06:06:02,149 INFO L290 TraceCheckUtils]: 43: Hoare triple {38272#(and (<= main_~y~0 37) (<= 37 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38273#(and (<= 38 main_~y~0) (<= main_~y~0 38))} is VALID [2022-04-15 06:06:02,150 INFO L290 TraceCheckUtils]: 44: Hoare triple {38273#(and (<= 38 main_~y~0) (<= main_~y~0 38))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38274#(and (<= 39 main_~y~0) (<= main_~y~0 39))} is VALID [2022-04-15 06:06:02,150 INFO L290 TraceCheckUtils]: 45: Hoare triple {38274#(and (<= 39 main_~y~0) (<= main_~y~0 39))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38275#(and (<= 40 main_~y~0) (<= main_~y~0 40))} is VALID [2022-04-15 06:06:02,151 INFO L290 TraceCheckUtils]: 46: Hoare triple {38275#(and (<= 40 main_~y~0) (<= main_~y~0 40))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38276#(and (<= 41 main_~y~0) (<= main_~y~0 41))} is VALID [2022-04-15 06:06:02,151 INFO L290 TraceCheckUtils]: 47: Hoare triple {38276#(and (<= 41 main_~y~0) (<= main_~y~0 41))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38277#(and (<= main_~y~0 42) (<= 42 main_~y~0))} is VALID [2022-04-15 06:06:02,152 INFO L290 TraceCheckUtils]: 48: Hoare triple {38277#(and (<= main_~y~0 42) (<= 42 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38278#(and (<= 43 main_~y~0) (<= main_~y~0 43))} is VALID [2022-04-15 06:06:02,152 INFO L290 TraceCheckUtils]: 49: Hoare triple {38278#(and (<= 43 main_~y~0) (<= main_~y~0 43))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38279#(and (<= main_~y~0 44) (<= 44 main_~y~0))} is VALID [2022-04-15 06:06:02,153 INFO L290 TraceCheckUtils]: 50: Hoare triple {38279#(and (<= main_~y~0 44) (<= 44 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38280#(and (<= main_~y~0 45) (<= 45 main_~y~0))} is VALID [2022-04-15 06:06:02,153 INFO L290 TraceCheckUtils]: 51: Hoare triple {38280#(and (<= main_~y~0 45) (<= 45 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38281#(and (<= main_~y~0 46) (<= 46 main_~y~0))} is VALID [2022-04-15 06:06:02,154 INFO L290 TraceCheckUtils]: 52: Hoare triple {38281#(and (<= main_~y~0 46) (<= 46 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38282#(and (<= main_~y~0 47) (<= 47 main_~y~0))} is VALID [2022-04-15 06:06:02,154 INFO L290 TraceCheckUtils]: 53: Hoare triple {38282#(and (<= main_~y~0 47) (<= 47 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38283#(and (<= 48 main_~y~0) (<= main_~y~0 48))} is VALID [2022-04-15 06:06:02,155 INFO L290 TraceCheckUtils]: 54: Hoare triple {38283#(and (<= 48 main_~y~0) (<= main_~y~0 48))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38284#(and (<= 49 main_~y~0) (<= main_~y~0 49))} is VALID [2022-04-15 06:06:02,155 INFO L290 TraceCheckUtils]: 55: Hoare triple {38284#(and (<= 49 main_~y~0) (<= main_~y~0 49))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38285#(and (<= 50 main_~y~0) (<= main_~y~0 50))} is VALID [2022-04-15 06:06:02,156 INFO L290 TraceCheckUtils]: 56: Hoare triple {38285#(and (<= 50 main_~y~0) (<= main_~y~0 50))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38286#(and (<= 51 main_~y~0) (<= main_~y~0 51))} is VALID [2022-04-15 06:06:02,156 INFO L290 TraceCheckUtils]: 57: Hoare triple {38286#(and (<= 51 main_~y~0) (<= main_~y~0 51))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38287#(and (<= main_~y~0 52) (<= 52 main_~y~0))} is VALID [2022-04-15 06:06:02,157 INFO L290 TraceCheckUtils]: 58: Hoare triple {38287#(and (<= main_~y~0 52) (<= 52 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38288#(and (<= main_~y~0 53) (<= 53 main_~y~0))} is VALID [2022-04-15 06:06:02,157 INFO L290 TraceCheckUtils]: 59: Hoare triple {38288#(and (<= main_~y~0 53) (<= 53 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38289#(and (<= 54 main_~y~0) (<= main_~y~0 54))} is VALID [2022-04-15 06:06:02,158 INFO L290 TraceCheckUtils]: 60: Hoare triple {38289#(and (<= 54 main_~y~0) (<= main_~y~0 54))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38290#(and (<= 55 main_~y~0) (<= main_~y~0 55))} is VALID [2022-04-15 06:06:02,158 INFO L290 TraceCheckUtils]: 61: Hoare triple {38290#(and (<= 55 main_~y~0) (<= main_~y~0 55))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38291#(and (<= main_~y~0 56) (<= 56 main_~y~0))} is VALID [2022-04-15 06:06:02,159 INFO L290 TraceCheckUtils]: 62: Hoare triple {38291#(and (<= main_~y~0 56) (<= 56 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38292#(and (<= main_~y~0 57) (<= 57 main_~y~0))} is VALID [2022-04-15 06:06:02,159 INFO L290 TraceCheckUtils]: 63: Hoare triple {38292#(and (<= main_~y~0 57) (<= 57 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38293#(and (<= 58 main_~y~0) (<= main_~y~0 58))} is VALID [2022-04-15 06:06:02,160 INFO L290 TraceCheckUtils]: 64: Hoare triple {38293#(and (<= 58 main_~y~0) (<= main_~y~0 58))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38294#(and (<= main_~y~0 59) (<= 59 main_~y~0))} is VALID [2022-04-15 06:06:02,160 INFO L290 TraceCheckUtils]: 65: Hoare triple {38294#(and (<= main_~y~0 59) (<= 59 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38495#(and (<= 60 main_~y~0) (<= main_~y~0 60))} is VALID [2022-04-15 06:06:02,161 INFO L290 TraceCheckUtils]: 66: Hoare triple {38495#(and (<= 60 main_~y~0) (<= main_~y~0 60))} assume !(~y~0 % 4294967296 < 1024); {38231#false} is VALID [2022-04-15 06:06:02,161 INFO L272 TraceCheckUtils]: 67: Hoare triple {38231#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {38231#false} is VALID [2022-04-15 06:06:02,161 INFO L290 TraceCheckUtils]: 68: Hoare triple {38231#false} ~cond := #in~cond; {38231#false} is VALID [2022-04-15 06:06:02,161 INFO L290 TraceCheckUtils]: 69: Hoare triple {38231#false} assume 0 == ~cond; {38231#false} is VALID [2022-04-15 06:06:02,161 INFO L290 TraceCheckUtils]: 70: Hoare triple {38231#false} assume !false; {38231#false} is VALID [2022-04-15 06:06:02,161 INFO L134 CoverageAnalysis]: Checked inductivity of 1830 backedges. 0 proven. 1830 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 06:06:02,161 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-15 06:06:06,719 INFO L290 TraceCheckUtils]: 70: Hoare triple {38231#false} assume !false; {38231#false} is VALID [2022-04-15 06:06:06,719 INFO L290 TraceCheckUtils]: 69: Hoare triple {38231#false} assume 0 == ~cond; {38231#false} is VALID [2022-04-15 06:06:06,720 INFO L290 TraceCheckUtils]: 68: Hoare triple {38231#false} ~cond := #in~cond; {38231#false} is VALID [2022-04-15 06:06:06,720 INFO L272 TraceCheckUtils]: 67: Hoare triple {38231#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {38231#false} is VALID [2022-04-15 06:06:06,720 INFO L290 TraceCheckUtils]: 66: Hoare triple {38523#(< (mod main_~y~0 4294967296) 1024)} assume !(~y~0 % 4294967296 < 1024); {38231#false} is VALID [2022-04-15 06:06:06,721 INFO L290 TraceCheckUtils]: 65: Hoare triple {38527#(< (mod (+ main_~y~0 1) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38523#(< (mod main_~y~0 4294967296) 1024)} is VALID [2022-04-15 06:06:06,721 INFO L290 TraceCheckUtils]: 64: Hoare triple {38531#(< (mod (+ main_~y~0 2) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38527#(< (mod (+ main_~y~0 1) 4294967296) 1024)} is VALID [2022-04-15 06:06:06,722 INFO L290 TraceCheckUtils]: 63: Hoare triple {38535#(< (mod (+ main_~y~0 3) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38531#(< (mod (+ main_~y~0 2) 4294967296) 1024)} is VALID [2022-04-15 06:06:06,724 INFO L290 TraceCheckUtils]: 62: Hoare triple {38539#(< (mod (+ main_~y~0 4) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38535#(< (mod (+ main_~y~0 3) 4294967296) 1024)} is VALID [2022-04-15 06:06:06,725 INFO L290 TraceCheckUtils]: 61: Hoare triple {38543#(< (mod (+ 5 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38539#(< (mod (+ main_~y~0 4) 4294967296) 1024)} is VALID [2022-04-15 06:06:06,725 INFO L290 TraceCheckUtils]: 60: Hoare triple {38547#(< (mod (+ main_~y~0 6) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38543#(< (mod (+ 5 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:06:06,726 INFO L290 TraceCheckUtils]: 59: Hoare triple {38551#(< (mod (+ 7 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38547#(< (mod (+ main_~y~0 6) 4294967296) 1024)} is VALID [2022-04-15 06:06:06,726 INFO L290 TraceCheckUtils]: 58: Hoare triple {38555#(< (mod (+ main_~y~0 8) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38551#(< (mod (+ 7 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:06:06,727 INFO L290 TraceCheckUtils]: 57: Hoare triple {38559#(< (mod (+ main_~y~0 9) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38555#(< (mod (+ main_~y~0 8) 4294967296) 1024)} is VALID [2022-04-15 06:06:06,727 INFO L290 TraceCheckUtils]: 56: Hoare triple {38563#(< (mod (+ main_~y~0 10) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38559#(< (mod (+ main_~y~0 9) 4294967296) 1024)} is VALID [2022-04-15 06:06:06,728 INFO L290 TraceCheckUtils]: 55: Hoare triple {38567#(< (mod (+ main_~y~0 11) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38563#(< (mod (+ main_~y~0 10) 4294967296) 1024)} is VALID [2022-04-15 06:06:06,729 INFO L290 TraceCheckUtils]: 54: Hoare triple {38571#(< (mod (+ main_~y~0 12) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38567#(< (mod (+ main_~y~0 11) 4294967296) 1024)} is VALID [2022-04-15 06:06:06,730 INFO L290 TraceCheckUtils]: 53: Hoare triple {38575#(< (mod (+ main_~y~0 13) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38571#(< (mod (+ main_~y~0 12) 4294967296) 1024)} is VALID [2022-04-15 06:06:06,730 INFO L290 TraceCheckUtils]: 52: Hoare triple {38579#(< (mod (+ main_~y~0 14) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38575#(< (mod (+ main_~y~0 13) 4294967296) 1024)} is VALID [2022-04-15 06:06:06,731 INFO L290 TraceCheckUtils]: 51: Hoare triple {38583#(< (mod (+ main_~y~0 15) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38579#(< (mod (+ main_~y~0 14) 4294967296) 1024)} is VALID [2022-04-15 06:06:06,732 INFO L290 TraceCheckUtils]: 50: Hoare triple {38587#(< (mod (+ main_~y~0 16) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38583#(< (mod (+ main_~y~0 15) 4294967296) 1024)} is VALID [2022-04-15 06:06:06,733 INFO L290 TraceCheckUtils]: 49: Hoare triple {38591#(< (mod (+ main_~y~0 17) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38587#(< (mod (+ main_~y~0 16) 4294967296) 1024)} is VALID [2022-04-15 06:06:06,733 INFO L290 TraceCheckUtils]: 48: Hoare triple {38595#(< (mod (+ main_~y~0 18) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38591#(< (mod (+ main_~y~0 17) 4294967296) 1024)} is VALID [2022-04-15 06:06:06,734 INFO L290 TraceCheckUtils]: 47: Hoare triple {38599#(< (mod (+ 19 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38595#(< (mod (+ main_~y~0 18) 4294967296) 1024)} is VALID [2022-04-15 06:06:06,735 INFO L290 TraceCheckUtils]: 46: Hoare triple {38603#(< (mod (+ main_~y~0 20) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38599#(< (mod (+ 19 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:06:06,735 INFO L290 TraceCheckUtils]: 45: Hoare triple {38607#(< (mod (+ main_~y~0 21) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38603#(< (mod (+ main_~y~0 20) 4294967296) 1024)} is VALID [2022-04-15 06:06:06,736 INFO L290 TraceCheckUtils]: 44: Hoare triple {38611#(< (mod (+ main_~y~0 22) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38607#(< (mod (+ main_~y~0 21) 4294967296) 1024)} is VALID [2022-04-15 06:06:06,736 INFO L290 TraceCheckUtils]: 43: Hoare triple {38615#(< (mod (+ 23 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38611#(< (mod (+ main_~y~0 22) 4294967296) 1024)} is VALID [2022-04-15 06:06:06,737 INFO L290 TraceCheckUtils]: 42: Hoare triple {38619#(< (mod (+ main_~y~0 24) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38615#(< (mod (+ 23 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:06:06,744 INFO L290 TraceCheckUtils]: 41: Hoare triple {38623#(< (mod (+ main_~y~0 25) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38619#(< (mod (+ main_~y~0 24) 4294967296) 1024)} is VALID [2022-04-15 06:06:06,745 INFO L290 TraceCheckUtils]: 40: Hoare triple {38627#(< (mod (+ main_~y~0 26) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38623#(< (mod (+ main_~y~0 25) 4294967296) 1024)} is VALID [2022-04-15 06:06:06,745 INFO L290 TraceCheckUtils]: 39: Hoare triple {38631#(< (mod (+ main_~y~0 27) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38627#(< (mod (+ main_~y~0 26) 4294967296) 1024)} is VALID [2022-04-15 06:06:06,746 INFO L290 TraceCheckUtils]: 38: Hoare triple {38635#(< (mod (+ main_~y~0 28) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38631#(< (mod (+ main_~y~0 27) 4294967296) 1024)} is VALID [2022-04-15 06:06:06,746 INFO L290 TraceCheckUtils]: 37: Hoare triple {38639#(< (mod (+ 29 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38635#(< (mod (+ main_~y~0 28) 4294967296) 1024)} is VALID [2022-04-15 06:06:06,747 INFO L290 TraceCheckUtils]: 36: Hoare triple {38643#(< (mod (+ 30 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38639#(< (mod (+ 29 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:06:06,747 INFO L290 TraceCheckUtils]: 35: Hoare triple {38647#(< (mod (+ main_~y~0 31) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38643#(< (mod (+ 30 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:06:06,748 INFO L290 TraceCheckUtils]: 34: Hoare triple {38651#(< (mod (+ 32 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38647#(< (mod (+ main_~y~0 31) 4294967296) 1024)} is VALID [2022-04-15 06:06:06,748 INFO L290 TraceCheckUtils]: 33: Hoare triple {38655#(< (mod (+ main_~y~0 33) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38651#(< (mod (+ 32 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:06:06,749 INFO L290 TraceCheckUtils]: 32: Hoare triple {38659#(< (mod (+ main_~y~0 34) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38655#(< (mod (+ main_~y~0 33) 4294967296) 1024)} is VALID [2022-04-15 06:06:06,749 INFO L290 TraceCheckUtils]: 31: Hoare triple {38663#(< (mod (+ 35 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38659#(< (mod (+ main_~y~0 34) 4294967296) 1024)} is VALID [2022-04-15 06:06:06,750 INFO L290 TraceCheckUtils]: 30: Hoare triple {38667#(< (mod (+ main_~y~0 36) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38663#(< (mod (+ 35 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:06:06,750 INFO L290 TraceCheckUtils]: 29: Hoare triple {38671#(< (mod (+ main_~y~0 37) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38667#(< (mod (+ main_~y~0 36) 4294967296) 1024)} is VALID [2022-04-15 06:06:06,751 INFO L290 TraceCheckUtils]: 28: Hoare triple {38675#(< (mod (+ main_~y~0 38) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38671#(< (mod (+ main_~y~0 37) 4294967296) 1024)} is VALID [2022-04-15 06:06:06,756 INFO L290 TraceCheckUtils]: 27: Hoare triple {38679#(< (mod (+ main_~y~0 39) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38675#(< (mod (+ main_~y~0 38) 4294967296) 1024)} is VALID [2022-04-15 06:06:06,757 INFO L290 TraceCheckUtils]: 26: Hoare triple {38683#(< (mod (+ 40 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38679#(< (mod (+ main_~y~0 39) 4294967296) 1024)} is VALID [2022-04-15 06:06:06,757 INFO L290 TraceCheckUtils]: 25: Hoare triple {38687#(< (mod (+ 41 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38683#(< (mod (+ 40 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:06:06,758 INFO L290 TraceCheckUtils]: 24: Hoare triple {38691#(< (mod (+ 42 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38687#(< (mod (+ 41 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:06:06,758 INFO L290 TraceCheckUtils]: 23: Hoare triple {38695#(< (mod (+ main_~y~0 43) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38691#(< (mod (+ 42 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:06:06,759 INFO L290 TraceCheckUtils]: 22: Hoare triple {38699#(< (mod (+ 44 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38695#(< (mod (+ main_~y~0 43) 4294967296) 1024)} is VALID [2022-04-15 06:06:06,759 INFO L290 TraceCheckUtils]: 21: Hoare triple {38703#(< (mod (+ main_~y~0 45) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38699#(< (mod (+ 44 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:06:06,760 INFO L290 TraceCheckUtils]: 20: Hoare triple {38707#(< (mod (+ main_~y~0 46) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38703#(< (mod (+ main_~y~0 45) 4294967296) 1024)} is VALID [2022-04-15 06:06:06,760 INFO L290 TraceCheckUtils]: 19: Hoare triple {38711#(< (mod (+ main_~y~0 47) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38707#(< (mod (+ main_~y~0 46) 4294967296) 1024)} is VALID [2022-04-15 06:06:06,761 INFO L290 TraceCheckUtils]: 18: Hoare triple {38715#(< (mod (+ main_~y~0 48) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38711#(< (mod (+ main_~y~0 47) 4294967296) 1024)} is VALID [2022-04-15 06:06:06,761 INFO L290 TraceCheckUtils]: 17: Hoare triple {38719#(< (mod (+ 49 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38715#(< (mod (+ main_~y~0 48) 4294967296) 1024)} is VALID [2022-04-15 06:06:06,762 INFO L290 TraceCheckUtils]: 16: Hoare triple {38723#(< (mod (+ main_~y~0 50) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38719#(< (mod (+ 49 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:06:06,762 INFO L290 TraceCheckUtils]: 15: Hoare triple {38727#(< (mod (+ 51 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38723#(< (mod (+ main_~y~0 50) 4294967296) 1024)} is VALID [2022-04-15 06:06:06,763 INFO L290 TraceCheckUtils]: 14: Hoare triple {38731#(< (mod (+ main_~y~0 52) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38727#(< (mod (+ 51 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:06:06,763 INFO L290 TraceCheckUtils]: 13: Hoare triple {38735#(< (mod (+ 53 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38731#(< (mod (+ main_~y~0 52) 4294967296) 1024)} is VALID [2022-04-15 06:06:06,764 INFO L290 TraceCheckUtils]: 12: Hoare triple {38739#(< (mod (+ main_~y~0 54) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38735#(< (mod (+ 53 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:06:06,764 INFO L290 TraceCheckUtils]: 11: Hoare triple {38743#(< (mod (+ main_~y~0 55) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38739#(< (mod (+ main_~y~0 54) 4294967296) 1024)} is VALID [2022-04-15 06:06:06,765 INFO L290 TraceCheckUtils]: 10: Hoare triple {38747#(< (mod (+ 56 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38743#(< (mod (+ main_~y~0 55) 4294967296) 1024)} is VALID [2022-04-15 06:06:06,766 INFO L290 TraceCheckUtils]: 9: Hoare triple {38751#(< (mod (+ 57 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38747#(< (mod (+ 56 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:06:06,766 INFO L290 TraceCheckUtils]: 8: Hoare triple {38755#(< (mod (+ main_~y~0 58) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38751#(< (mod (+ 57 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:06:06,767 INFO L290 TraceCheckUtils]: 7: Hoare triple {38759#(< (mod (+ 59 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38755#(< (mod (+ main_~y~0 58) 4294967296) 1024)} is VALID [2022-04-15 06:06:06,767 INFO L290 TraceCheckUtils]: 6: Hoare triple {38763#(< (mod (+ main_~y~0 60) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {38759#(< (mod (+ 59 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:06:06,768 INFO L290 TraceCheckUtils]: 5: Hoare triple {38230#true} ~x~0 := 1;~y~0 := 0; {38763#(< (mod (+ main_~y~0 60) 4294967296) 1024)} is VALID [2022-04-15 06:06:06,768 INFO L272 TraceCheckUtils]: 4: Hoare triple {38230#true} call #t~ret5 := main(); {38230#true} is VALID [2022-04-15 06:06:06,768 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {38230#true} {38230#true} #34#return; {38230#true} is VALID [2022-04-15 06:06:06,768 INFO L290 TraceCheckUtils]: 2: Hoare triple {38230#true} assume true; {38230#true} is VALID [2022-04-15 06:06:06,768 INFO L290 TraceCheckUtils]: 1: Hoare triple {38230#true} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {38230#true} is VALID [2022-04-15 06:06:06,768 INFO L272 TraceCheckUtils]: 0: Hoare triple {38230#true} call ULTIMATE.init(); {38230#true} is VALID [2022-04-15 06:06:06,768 INFO L134 CoverageAnalysis]: Checked inductivity of 1830 backedges. 0 proven. 1830 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 06:06:06,768 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1622194588] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-15 06:06:06,768 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-04-15 06:06:06,769 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [64, 63, 63] total 126 [2022-04-15 06:06:06,769 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-15 06:06:06,769 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [2051925867] [2022-04-15 06:06:06,769 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [2051925867] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-15 06:06:06,769 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-15 06:06:06,769 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [64] imperfect sequences [] total 64 [2022-04-15 06:06:06,769 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1288790503] [2022-04-15 06:06:06,769 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-15 06:06:06,769 INFO L78 Accepts]: Start accepts. Automaton has has 64 states, 64 states have (on average 1.046875) internal successors, (67), 63 states have internal predecessors, (67), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 71 [2022-04-15 06:06:06,769 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-15 06:06:06,770 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 64 states, 64 states have (on average 1.046875) internal successors, (67), 63 states have internal predecessors, (67), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:06:06,794 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 71 edges. 71 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 06:06:06,794 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 64 states [2022-04-15 06:06:06,794 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-15 06:06:06,794 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 64 interpolants. [2022-04-15 06:06:06,795 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=4092, Invalid=11658, Unknown=0, NotChecked=0, Total=15750 [2022-04-15 06:06:06,795 INFO L87 Difference]: Start difference. First operand 72 states and 72 transitions. Second operand has 64 states, 64 states have (on average 1.046875) internal successors, (67), 63 states have internal predecessors, (67), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:06:12,254 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 06:06:12,254 INFO L93 Difference]: Finished difference Result 78 states and 78 transitions. [2022-04-15 06:06:12,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2022-04-15 06:06:12,254 INFO L78 Accepts]: Start accepts. Automaton has has 64 states, 64 states have (on average 1.046875) internal successors, (67), 63 states have internal predecessors, (67), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 71 [2022-04-15 06:06:12,254 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-15 06:06:12,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 64 states, 64 states have (on average 1.046875) internal successors, (67), 63 states have internal predecessors, (67), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:06:12,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 64 states and 78 transitions. [2022-04-15 06:06:12,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 64 states, 64 states have (on average 1.046875) internal successors, (67), 63 states have internal predecessors, (67), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:06:12,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 64 states and 78 transitions. [2022-04-15 06:06:12,264 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 64 states and 78 transitions. [2022-04-15 06:06:12,298 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 78 edges. 78 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 06:06:12,299 INFO L225 Difference]: With dead ends: 78 [2022-04-15 06:06:12,299 INFO L226 Difference]: Without dead ends: 73 [2022-04-15 06:06:12,301 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 267 GetRequests, 81 SyntacticMatches, 1 SemanticMatches, 185 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1956 ImplicationChecksByTransitivity, 7.2s TimeCoverageRelationStatistics Valid=8177, Invalid=26605, Unknown=0, NotChecked=0, Total=34782 [2022-04-15 06:06:12,301 INFO L913 BasicCegarLoop]: 11 mSDtfsCounter, 6 mSDsluCounter, 32 mSDsCounter, 0 mSdLazyCounter, 3692 mSolverCounterSat, 123 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 43 SdHoareTripleChecker+Invalid, 3815 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 123 IncrementalHoareTripleChecker+Valid, 3692 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-04-15 06:06:12,301 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [6 Valid, 43 Invalid, 3815 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [123 Valid, 3692 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2022-04-15 06:06:12,301 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2022-04-15 06:06:12,362 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 73. [2022-04-15 06:06:12,362 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-15 06:06:12,362 INFO L82 GeneralOperation]: Start isEquivalent. First operand 73 states. Second operand has 73 states, 68 states have (on average 1.0147058823529411) internal successors, (69), 68 states have internal predecessors, (69), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:06:12,362 INFO L74 IsIncluded]: Start isIncluded. First operand 73 states. Second operand has 73 states, 68 states have (on average 1.0147058823529411) internal successors, (69), 68 states have internal predecessors, (69), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:06:12,362 INFO L87 Difference]: Start difference. First operand 73 states. Second operand has 73 states, 68 states have (on average 1.0147058823529411) internal successors, (69), 68 states have internal predecessors, (69), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:06:12,363 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 06:06:12,363 INFO L93 Difference]: Finished difference Result 73 states and 73 transitions. [2022-04-15 06:06:12,363 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 73 transitions. [2022-04-15 06:06:12,363 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-15 06:06:12,363 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-15 06:06:12,363 INFO L74 IsIncluded]: Start isIncluded. First operand has 73 states, 68 states have (on average 1.0147058823529411) internal successors, (69), 68 states have internal predecessors, (69), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 73 states. [2022-04-15 06:06:12,363 INFO L87 Difference]: Start difference. First operand has 73 states, 68 states have (on average 1.0147058823529411) internal successors, (69), 68 states have internal predecessors, (69), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 73 states. [2022-04-15 06:06:12,364 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 06:06:12,364 INFO L93 Difference]: Finished difference Result 73 states and 73 transitions. [2022-04-15 06:06:12,364 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 73 transitions. [2022-04-15 06:06:12,364 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-15 06:06:12,364 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-15 06:06:12,364 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-15 06:06:12,364 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-15 06:06:12,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 73 states, 68 states have (on average 1.0147058823529411) internal successors, (69), 68 states have internal predecessors, (69), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:06:12,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 73 transitions. [2022-04-15 06:06:12,365 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 73 transitions. Word has length 71 [2022-04-15 06:06:12,365 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-15 06:06:12,365 INFO L478 AbstractCegarLoop]: Abstraction has 73 states and 73 transitions. [2022-04-15 06:06:12,365 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 64 states, 64 states have (on average 1.046875) internal successors, (67), 63 states have internal predecessors, (67), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:06:12,365 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 73 states and 73 transitions. [2022-04-15 06:06:12,401 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 73 edges. 73 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 06:06:12,401 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 73 transitions. [2022-04-15 06:06:12,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2022-04-15 06:06:12,401 INFO L491 BasicCegarLoop]: Found error trace [2022-04-15 06:06:12,401 INFO L499 BasicCegarLoop]: trace histogram [61, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-15 06:06:12,408 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (61)] Forceful destruction successful, exit code 0 [2022-04-15 06:06:12,608 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable120,SelfDestructingSolverStorable121,61 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-15 06:06:12,609 INFO L403 AbstractCegarLoop]: === Iteration 63 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-15 06:06:12,609 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-15 06:06:12,609 INFO L85 PathProgramCache]: Analyzing trace with hash 791963894, now seen corresponding path program 121 times [2022-04-15 06:06:12,609 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-15 06:06:12,609 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [1631088878] [2022-04-15 06:06:13,111 INFO L89 AcceleratorJordan]: Jordan loop acceleration statistics: 1 HavocedVariables, 2 AssignedVariables, 0 ReadonlyVariables, Eigenvalues: {0={1=1}, 1={2=1}}, 1 SequentialAcceleration, 0 AlternatingAcceleration, 1 QuantifierFreeResult [2022-04-15 06:06:13,112 INFO L271 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2022-04-15 06:06:13,113 INFO L85 PathProgramCache]: Analyzing trace with hash 1679012855, now seen corresponding path program 1 times [2022-04-15 06:06:13,113 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-15 06:06:13,113 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [932194166] [2022-04-15 06:06:13,113 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-15 06:06:13,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-15 06:06:13,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-15 06:06:13,120 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-04-15 06:06:13,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-15 06:06:13,129 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-04-15 06:06:13,129 INFO L85 PathProgramCache]: Analyzing trace with hash 791963894, now seen corresponding path program 122 times [2022-04-15 06:06:13,129 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-15 06:06:13,129 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2078406726] [2022-04-15 06:06:13,129 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-15 06:06:13,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-15 06:06:13,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 06:06:14,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-15 06:06:14,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 06:06:14,851 INFO L290 TraceCheckUtils]: 0: Hoare triple {39421#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {39354#true} is VALID [2022-04-15 06:06:14,851 INFO L290 TraceCheckUtils]: 1: Hoare triple {39354#true} assume true; {39354#true} is VALID [2022-04-15 06:06:14,851 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {39354#true} {39354#true} #34#return; {39354#true} is VALID [2022-04-15 06:06:14,852 INFO L272 TraceCheckUtils]: 0: Hoare triple {39354#true} call ULTIMATE.init(); {39421#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} is VALID [2022-04-15 06:06:14,852 INFO L290 TraceCheckUtils]: 1: Hoare triple {39421#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {39354#true} is VALID [2022-04-15 06:06:14,852 INFO L290 TraceCheckUtils]: 2: Hoare triple {39354#true} assume true; {39354#true} is VALID [2022-04-15 06:06:14,852 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {39354#true} {39354#true} #34#return; {39354#true} is VALID [2022-04-15 06:06:14,852 INFO L272 TraceCheckUtils]: 4: Hoare triple {39354#true} call #t~ret5 := main(); {39354#true} is VALID [2022-04-15 06:06:14,852 INFO L290 TraceCheckUtils]: 5: Hoare triple {39354#true} ~x~0 := 1;~y~0 := 0; {39359#(= main_~y~0 0)} is VALID [2022-04-15 06:06:14,853 INFO L290 TraceCheckUtils]: 6: Hoare triple {39359#(= main_~y~0 0)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39360#(and (<= 1 main_~y~0) (<= main_~y~0 1))} is VALID [2022-04-15 06:06:14,853 INFO L290 TraceCheckUtils]: 7: Hoare triple {39360#(and (<= 1 main_~y~0) (<= main_~y~0 1))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39361#(and (<= 2 main_~y~0) (<= main_~y~0 2))} is VALID [2022-04-15 06:06:14,854 INFO L290 TraceCheckUtils]: 8: Hoare triple {39361#(and (<= 2 main_~y~0) (<= main_~y~0 2))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39362#(and (<= main_~y~0 3) (<= 3 main_~y~0))} is VALID [2022-04-15 06:06:14,854 INFO L290 TraceCheckUtils]: 9: Hoare triple {39362#(and (<= main_~y~0 3) (<= 3 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39363#(and (<= main_~y~0 4) (<= 4 main_~y~0))} is VALID [2022-04-15 06:06:14,855 INFO L290 TraceCheckUtils]: 10: Hoare triple {39363#(and (<= main_~y~0 4) (<= 4 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39364#(and (<= 5 main_~y~0) (<= main_~y~0 5))} is VALID [2022-04-15 06:06:14,855 INFO L290 TraceCheckUtils]: 11: Hoare triple {39364#(and (<= 5 main_~y~0) (<= main_~y~0 5))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39365#(and (<= main_~y~0 6) (<= 6 main_~y~0))} is VALID [2022-04-15 06:06:14,856 INFO L290 TraceCheckUtils]: 12: Hoare triple {39365#(and (<= main_~y~0 6) (<= 6 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39366#(and (<= 7 main_~y~0) (<= main_~y~0 7))} is VALID [2022-04-15 06:06:14,856 INFO L290 TraceCheckUtils]: 13: Hoare triple {39366#(and (<= 7 main_~y~0) (<= main_~y~0 7))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39367#(and (<= main_~y~0 8) (<= 8 main_~y~0))} is VALID [2022-04-15 06:06:14,857 INFO L290 TraceCheckUtils]: 14: Hoare triple {39367#(and (<= main_~y~0 8) (<= 8 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39368#(and (<= 9 main_~y~0) (<= main_~y~0 9))} is VALID [2022-04-15 06:06:14,857 INFO L290 TraceCheckUtils]: 15: Hoare triple {39368#(and (<= 9 main_~y~0) (<= main_~y~0 9))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39369#(and (<= main_~y~0 10) (<= 10 main_~y~0))} is VALID [2022-04-15 06:06:14,858 INFO L290 TraceCheckUtils]: 16: Hoare triple {39369#(and (<= main_~y~0 10) (<= 10 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39370#(and (<= main_~y~0 11) (<= 11 main_~y~0))} is VALID [2022-04-15 06:06:14,858 INFO L290 TraceCheckUtils]: 17: Hoare triple {39370#(and (<= main_~y~0 11) (<= 11 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39371#(and (<= 12 main_~y~0) (<= main_~y~0 12))} is VALID [2022-04-15 06:06:14,859 INFO L290 TraceCheckUtils]: 18: Hoare triple {39371#(and (<= 12 main_~y~0) (<= main_~y~0 12))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39372#(and (<= main_~y~0 13) (<= 13 main_~y~0))} is VALID [2022-04-15 06:06:14,859 INFO L290 TraceCheckUtils]: 19: Hoare triple {39372#(and (<= main_~y~0 13) (<= 13 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39373#(and (<= 14 main_~y~0) (<= main_~y~0 14))} is VALID [2022-04-15 06:06:14,860 INFO L290 TraceCheckUtils]: 20: Hoare triple {39373#(and (<= 14 main_~y~0) (<= main_~y~0 14))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39374#(and (<= main_~y~0 15) (<= 15 main_~y~0))} is VALID [2022-04-15 06:06:14,860 INFO L290 TraceCheckUtils]: 21: Hoare triple {39374#(and (<= main_~y~0 15) (<= 15 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39375#(and (<= 16 main_~y~0) (<= main_~y~0 16))} is VALID [2022-04-15 06:06:14,861 INFO L290 TraceCheckUtils]: 22: Hoare triple {39375#(and (<= 16 main_~y~0) (<= main_~y~0 16))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39376#(and (<= main_~y~0 17) (<= 17 main_~y~0))} is VALID [2022-04-15 06:06:14,861 INFO L290 TraceCheckUtils]: 23: Hoare triple {39376#(and (<= main_~y~0 17) (<= 17 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39377#(and (<= 18 main_~y~0) (<= main_~y~0 18))} is VALID [2022-04-15 06:06:14,862 INFO L290 TraceCheckUtils]: 24: Hoare triple {39377#(and (<= 18 main_~y~0) (<= main_~y~0 18))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39378#(and (<= 19 main_~y~0) (<= main_~y~0 19))} is VALID [2022-04-15 06:06:14,862 INFO L290 TraceCheckUtils]: 25: Hoare triple {39378#(and (<= 19 main_~y~0) (<= main_~y~0 19))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39379#(and (<= 20 main_~y~0) (<= main_~y~0 20))} is VALID [2022-04-15 06:06:14,863 INFO L290 TraceCheckUtils]: 26: Hoare triple {39379#(and (<= 20 main_~y~0) (<= main_~y~0 20))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39380#(and (<= main_~y~0 21) (<= 21 main_~y~0))} is VALID [2022-04-15 06:06:14,863 INFO L290 TraceCheckUtils]: 27: Hoare triple {39380#(and (<= main_~y~0 21) (<= 21 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39381#(and (<= main_~y~0 22) (<= 22 main_~y~0))} is VALID [2022-04-15 06:06:14,864 INFO L290 TraceCheckUtils]: 28: Hoare triple {39381#(and (<= main_~y~0 22) (<= 22 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39382#(and (<= main_~y~0 23) (<= 23 main_~y~0))} is VALID [2022-04-15 06:06:14,864 INFO L290 TraceCheckUtils]: 29: Hoare triple {39382#(and (<= main_~y~0 23) (<= 23 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39383#(and (<= 24 main_~y~0) (<= main_~y~0 24))} is VALID [2022-04-15 06:06:14,865 INFO L290 TraceCheckUtils]: 30: Hoare triple {39383#(and (<= 24 main_~y~0) (<= main_~y~0 24))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39384#(and (<= 25 main_~y~0) (<= main_~y~0 25))} is VALID [2022-04-15 06:06:14,865 INFO L290 TraceCheckUtils]: 31: Hoare triple {39384#(and (<= 25 main_~y~0) (<= main_~y~0 25))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39385#(and (<= main_~y~0 26) (<= 26 main_~y~0))} is VALID [2022-04-15 06:06:14,866 INFO L290 TraceCheckUtils]: 32: Hoare triple {39385#(and (<= main_~y~0 26) (<= 26 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39386#(and (<= main_~y~0 27) (<= 27 main_~y~0))} is VALID [2022-04-15 06:06:14,866 INFO L290 TraceCheckUtils]: 33: Hoare triple {39386#(and (<= main_~y~0 27) (<= 27 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39387#(and (<= main_~y~0 28) (<= 28 main_~y~0))} is VALID [2022-04-15 06:06:14,867 INFO L290 TraceCheckUtils]: 34: Hoare triple {39387#(and (<= main_~y~0 28) (<= 28 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39388#(and (<= 29 main_~y~0) (<= main_~y~0 29))} is VALID [2022-04-15 06:06:14,867 INFO L290 TraceCheckUtils]: 35: Hoare triple {39388#(and (<= 29 main_~y~0) (<= main_~y~0 29))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39389#(and (<= main_~y~0 30) (<= 30 main_~y~0))} is VALID [2022-04-15 06:06:14,868 INFO L290 TraceCheckUtils]: 36: Hoare triple {39389#(and (<= main_~y~0 30) (<= 30 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39390#(and (<= main_~y~0 31) (<= 31 main_~y~0))} is VALID [2022-04-15 06:06:14,868 INFO L290 TraceCheckUtils]: 37: Hoare triple {39390#(and (<= main_~y~0 31) (<= 31 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39391#(and (<= main_~y~0 32) (<= 32 main_~y~0))} is VALID [2022-04-15 06:06:14,869 INFO L290 TraceCheckUtils]: 38: Hoare triple {39391#(and (<= main_~y~0 32) (<= 32 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39392#(and (<= 33 main_~y~0) (<= main_~y~0 33))} is VALID [2022-04-15 06:06:14,869 INFO L290 TraceCheckUtils]: 39: Hoare triple {39392#(and (<= 33 main_~y~0) (<= main_~y~0 33))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39393#(and (<= main_~y~0 34) (<= 34 main_~y~0))} is VALID [2022-04-15 06:06:14,869 INFO L290 TraceCheckUtils]: 40: Hoare triple {39393#(and (<= main_~y~0 34) (<= 34 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39394#(and (<= 35 main_~y~0) (<= main_~y~0 35))} is VALID [2022-04-15 06:06:14,870 INFO L290 TraceCheckUtils]: 41: Hoare triple {39394#(and (<= 35 main_~y~0) (<= main_~y~0 35))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39395#(and (<= 36 main_~y~0) (<= main_~y~0 36))} is VALID [2022-04-15 06:06:14,870 INFO L290 TraceCheckUtils]: 42: Hoare triple {39395#(and (<= 36 main_~y~0) (<= main_~y~0 36))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39396#(and (<= main_~y~0 37) (<= 37 main_~y~0))} is VALID [2022-04-15 06:06:14,871 INFO L290 TraceCheckUtils]: 43: Hoare triple {39396#(and (<= main_~y~0 37) (<= 37 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39397#(and (<= 38 main_~y~0) (<= main_~y~0 38))} is VALID [2022-04-15 06:06:14,871 INFO L290 TraceCheckUtils]: 44: Hoare triple {39397#(and (<= 38 main_~y~0) (<= main_~y~0 38))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39398#(and (<= 39 main_~y~0) (<= main_~y~0 39))} is VALID [2022-04-15 06:06:14,872 INFO L290 TraceCheckUtils]: 45: Hoare triple {39398#(and (<= 39 main_~y~0) (<= main_~y~0 39))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39399#(and (<= 40 main_~y~0) (<= main_~y~0 40))} is VALID [2022-04-15 06:06:14,872 INFO L290 TraceCheckUtils]: 46: Hoare triple {39399#(and (<= 40 main_~y~0) (<= main_~y~0 40))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39400#(and (<= 41 main_~y~0) (<= main_~y~0 41))} is VALID [2022-04-15 06:06:14,873 INFO L290 TraceCheckUtils]: 47: Hoare triple {39400#(and (<= 41 main_~y~0) (<= main_~y~0 41))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39401#(and (<= main_~y~0 42) (<= 42 main_~y~0))} is VALID [2022-04-15 06:06:14,873 INFO L290 TraceCheckUtils]: 48: Hoare triple {39401#(and (<= main_~y~0 42) (<= 42 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39402#(and (<= 43 main_~y~0) (<= main_~y~0 43))} is VALID [2022-04-15 06:06:14,874 INFO L290 TraceCheckUtils]: 49: Hoare triple {39402#(and (<= 43 main_~y~0) (<= main_~y~0 43))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39403#(and (<= main_~y~0 44) (<= 44 main_~y~0))} is VALID [2022-04-15 06:06:14,874 INFO L290 TraceCheckUtils]: 50: Hoare triple {39403#(and (<= main_~y~0 44) (<= 44 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39404#(and (<= main_~y~0 45) (<= 45 main_~y~0))} is VALID [2022-04-15 06:06:14,875 INFO L290 TraceCheckUtils]: 51: Hoare triple {39404#(and (<= main_~y~0 45) (<= 45 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39405#(and (<= main_~y~0 46) (<= 46 main_~y~0))} is VALID [2022-04-15 06:06:14,875 INFO L290 TraceCheckUtils]: 52: Hoare triple {39405#(and (<= main_~y~0 46) (<= 46 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39406#(and (<= main_~y~0 47) (<= 47 main_~y~0))} is VALID [2022-04-15 06:06:14,876 INFO L290 TraceCheckUtils]: 53: Hoare triple {39406#(and (<= main_~y~0 47) (<= 47 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39407#(and (<= 48 main_~y~0) (<= main_~y~0 48))} is VALID [2022-04-15 06:06:14,876 INFO L290 TraceCheckUtils]: 54: Hoare triple {39407#(and (<= 48 main_~y~0) (<= main_~y~0 48))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39408#(and (<= 49 main_~y~0) (<= main_~y~0 49))} is VALID [2022-04-15 06:06:14,877 INFO L290 TraceCheckUtils]: 55: Hoare triple {39408#(and (<= 49 main_~y~0) (<= main_~y~0 49))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39409#(and (<= 50 main_~y~0) (<= main_~y~0 50))} is VALID [2022-04-15 06:06:14,877 INFO L290 TraceCheckUtils]: 56: Hoare triple {39409#(and (<= 50 main_~y~0) (<= main_~y~0 50))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39410#(and (<= 51 main_~y~0) (<= main_~y~0 51))} is VALID [2022-04-15 06:06:14,878 INFO L290 TraceCheckUtils]: 57: Hoare triple {39410#(and (<= 51 main_~y~0) (<= main_~y~0 51))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39411#(and (<= main_~y~0 52) (<= 52 main_~y~0))} is VALID [2022-04-15 06:06:14,878 INFO L290 TraceCheckUtils]: 58: Hoare triple {39411#(and (<= main_~y~0 52) (<= 52 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39412#(and (<= main_~y~0 53) (<= 53 main_~y~0))} is VALID [2022-04-15 06:06:14,879 INFO L290 TraceCheckUtils]: 59: Hoare triple {39412#(and (<= main_~y~0 53) (<= 53 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39413#(and (<= 54 main_~y~0) (<= main_~y~0 54))} is VALID [2022-04-15 06:06:14,879 INFO L290 TraceCheckUtils]: 60: Hoare triple {39413#(and (<= 54 main_~y~0) (<= main_~y~0 54))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39414#(and (<= 55 main_~y~0) (<= main_~y~0 55))} is VALID [2022-04-15 06:06:14,880 INFO L290 TraceCheckUtils]: 61: Hoare triple {39414#(and (<= 55 main_~y~0) (<= main_~y~0 55))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39415#(and (<= main_~y~0 56) (<= 56 main_~y~0))} is VALID [2022-04-15 06:06:14,880 INFO L290 TraceCheckUtils]: 62: Hoare triple {39415#(and (<= main_~y~0 56) (<= 56 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39416#(and (<= main_~y~0 57) (<= 57 main_~y~0))} is VALID [2022-04-15 06:06:14,881 INFO L290 TraceCheckUtils]: 63: Hoare triple {39416#(and (<= main_~y~0 57) (<= 57 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39417#(and (<= 58 main_~y~0) (<= main_~y~0 58))} is VALID [2022-04-15 06:06:14,881 INFO L290 TraceCheckUtils]: 64: Hoare triple {39417#(and (<= 58 main_~y~0) (<= main_~y~0 58))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39418#(and (<= main_~y~0 59) (<= 59 main_~y~0))} is VALID [2022-04-15 06:06:14,882 INFO L290 TraceCheckUtils]: 65: Hoare triple {39418#(and (<= main_~y~0 59) (<= 59 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39419#(and (<= 60 main_~y~0) (<= main_~y~0 60))} is VALID [2022-04-15 06:06:14,882 INFO L290 TraceCheckUtils]: 66: Hoare triple {39419#(and (<= 60 main_~y~0) (<= main_~y~0 60))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39420#(and (<= main_~y~0 61) (not (<= (+ (div main_~y~0 4294967296) 1) 0)))} is VALID [2022-04-15 06:06:14,883 INFO L290 TraceCheckUtils]: 67: Hoare triple {39420#(and (<= main_~y~0 61) (not (<= (+ (div main_~y~0 4294967296) 1) 0)))} assume !(~y~0 % 4294967296 < 1024); {39355#false} is VALID [2022-04-15 06:06:14,883 INFO L272 TraceCheckUtils]: 68: Hoare triple {39355#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {39355#false} is VALID [2022-04-15 06:06:14,883 INFO L290 TraceCheckUtils]: 69: Hoare triple {39355#false} ~cond := #in~cond; {39355#false} is VALID [2022-04-15 06:06:14,883 INFO L290 TraceCheckUtils]: 70: Hoare triple {39355#false} assume 0 == ~cond; {39355#false} is VALID [2022-04-15 06:06:14,883 INFO L290 TraceCheckUtils]: 71: Hoare triple {39355#false} assume !false; {39355#false} is VALID [2022-04-15 06:06:14,883 INFO L134 CoverageAnalysis]: Checked inductivity of 1891 backedges. 0 proven. 1891 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 06:06:14,884 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-15 06:06:14,884 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2078406726] [2022-04-15 06:06:14,884 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2078406726] provided 0 perfect and 1 imperfect interpolant sequences [2022-04-15 06:06:14,884 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1256329139] [2022-04-15 06:06:14,884 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-04-15 06:06:14,884 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-15 06:06:14,884 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-15 06:06:14,885 INFO L229 MonitoredProcess]: Starting monitored process 62 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-04-15 06:06:14,886 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (62)] Waiting until timeout for monitored process [2022-04-15 06:06:15,042 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-04-15 06:06:15,042 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-15 06:06:15,044 INFO L263 TraceCheckSpWp]: Trace formula consists of 358 conjuncts, 125 conjunts are in the unsatisfiable core [2022-04-15 06:06:15,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 06:06:15,063 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-15 06:06:15,761 INFO L272 TraceCheckUtils]: 0: Hoare triple {39354#true} call ULTIMATE.init(); {39354#true} is VALID [2022-04-15 06:06:15,761 INFO L290 TraceCheckUtils]: 1: Hoare triple {39354#true} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {39354#true} is VALID [2022-04-15 06:06:15,761 INFO L290 TraceCheckUtils]: 2: Hoare triple {39354#true} assume true; {39354#true} is VALID [2022-04-15 06:06:15,761 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {39354#true} {39354#true} #34#return; {39354#true} is VALID [2022-04-15 06:06:15,761 INFO L272 TraceCheckUtils]: 4: Hoare triple {39354#true} call #t~ret5 := main(); {39354#true} is VALID [2022-04-15 06:06:15,762 INFO L290 TraceCheckUtils]: 5: Hoare triple {39354#true} ~x~0 := 1;~y~0 := 0; {39359#(= main_~y~0 0)} is VALID [2022-04-15 06:06:15,762 INFO L290 TraceCheckUtils]: 6: Hoare triple {39359#(= main_~y~0 0)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39360#(and (<= 1 main_~y~0) (<= main_~y~0 1))} is VALID [2022-04-15 06:06:15,763 INFO L290 TraceCheckUtils]: 7: Hoare triple {39360#(and (<= 1 main_~y~0) (<= main_~y~0 1))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39361#(and (<= 2 main_~y~0) (<= main_~y~0 2))} is VALID [2022-04-15 06:06:15,763 INFO L290 TraceCheckUtils]: 8: Hoare triple {39361#(and (<= 2 main_~y~0) (<= main_~y~0 2))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39362#(and (<= main_~y~0 3) (<= 3 main_~y~0))} is VALID [2022-04-15 06:06:15,764 INFO L290 TraceCheckUtils]: 9: Hoare triple {39362#(and (<= main_~y~0 3) (<= 3 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39363#(and (<= main_~y~0 4) (<= 4 main_~y~0))} is VALID [2022-04-15 06:06:15,764 INFO L290 TraceCheckUtils]: 10: Hoare triple {39363#(and (<= main_~y~0 4) (<= 4 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39364#(and (<= 5 main_~y~0) (<= main_~y~0 5))} is VALID [2022-04-15 06:06:15,765 INFO L290 TraceCheckUtils]: 11: Hoare triple {39364#(and (<= 5 main_~y~0) (<= main_~y~0 5))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39365#(and (<= main_~y~0 6) (<= 6 main_~y~0))} is VALID [2022-04-15 06:06:15,765 INFO L290 TraceCheckUtils]: 12: Hoare triple {39365#(and (<= main_~y~0 6) (<= 6 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39366#(and (<= 7 main_~y~0) (<= main_~y~0 7))} is VALID [2022-04-15 06:06:15,766 INFO L290 TraceCheckUtils]: 13: Hoare triple {39366#(and (<= 7 main_~y~0) (<= main_~y~0 7))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39367#(and (<= main_~y~0 8) (<= 8 main_~y~0))} is VALID [2022-04-15 06:06:15,766 INFO L290 TraceCheckUtils]: 14: Hoare triple {39367#(and (<= main_~y~0 8) (<= 8 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39368#(and (<= 9 main_~y~0) (<= main_~y~0 9))} is VALID [2022-04-15 06:06:15,767 INFO L290 TraceCheckUtils]: 15: Hoare triple {39368#(and (<= 9 main_~y~0) (<= main_~y~0 9))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39369#(and (<= main_~y~0 10) (<= 10 main_~y~0))} is VALID [2022-04-15 06:06:15,767 INFO L290 TraceCheckUtils]: 16: Hoare triple {39369#(and (<= main_~y~0 10) (<= 10 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39370#(and (<= main_~y~0 11) (<= 11 main_~y~0))} is VALID [2022-04-15 06:06:15,768 INFO L290 TraceCheckUtils]: 17: Hoare triple {39370#(and (<= main_~y~0 11) (<= 11 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39371#(and (<= 12 main_~y~0) (<= main_~y~0 12))} is VALID [2022-04-15 06:06:15,768 INFO L290 TraceCheckUtils]: 18: Hoare triple {39371#(and (<= 12 main_~y~0) (<= main_~y~0 12))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39372#(and (<= main_~y~0 13) (<= 13 main_~y~0))} is VALID [2022-04-15 06:06:15,769 INFO L290 TraceCheckUtils]: 19: Hoare triple {39372#(and (<= main_~y~0 13) (<= 13 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39373#(and (<= 14 main_~y~0) (<= main_~y~0 14))} is VALID [2022-04-15 06:06:15,769 INFO L290 TraceCheckUtils]: 20: Hoare triple {39373#(and (<= 14 main_~y~0) (<= main_~y~0 14))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39374#(and (<= main_~y~0 15) (<= 15 main_~y~0))} is VALID [2022-04-15 06:06:15,770 INFO L290 TraceCheckUtils]: 21: Hoare triple {39374#(and (<= main_~y~0 15) (<= 15 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39375#(and (<= 16 main_~y~0) (<= main_~y~0 16))} is VALID [2022-04-15 06:06:15,770 INFO L290 TraceCheckUtils]: 22: Hoare triple {39375#(and (<= 16 main_~y~0) (<= main_~y~0 16))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39376#(and (<= main_~y~0 17) (<= 17 main_~y~0))} is VALID [2022-04-15 06:06:15,771 INFO L290 TraceCheckUtils]: 23: Hoare triple {39376#(and (<= main_~y~0 17) (<= 17 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39377#(and (<= 18 main_~y~0) (<= main_~y~0 18))} is VALID [2022-04-15 06:06:15,771 INFO L290 TraceCheckUtils]: 24: Hoare triple {39377#(and (<= 18 main_~y~0) (<= main_~y~0 18))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39378#(and (<= 19 main_~y~0) (<= main_~y~0 19))} is VALID [2022-04-15 06:06:15,772 INFO L290 TraceCheckUtils]: 25: Hoare triple {39378#(and (<= 19 main_~y~0) (<= main_~y~0 19))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39379#(and (<= 20 main_~y~0) (<= main_~y~0 20))} is VALID [2022-04-15 06:06:15,772 INFO L290 TraceCheckUtils]: 26: Hoare triple {39379#(and (<= 20 main_~y~0) (<= main_~y~0 20))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39380#(and (<= main_~y~0 21) (<= 21 main_~y~0))} is VALID [2022-04-15 06:06:15,773 INFO L290 TraceCheckUtils]: 27: Hoare triple {39380#(and (<= main_~y~0 21) (<= 21 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39381#(and (<= main_~y~0 22) (<= 22 main_~y~0))} is VALID [2022-04-15 06:06:15,773 INFO L290 TraceCheckUtils]: 28: Hoare triple {39381#(and (<= main_~y~0 22) (<= 22 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39382#(and (<= main_~y~0 23) (<= 23 main_~y~0))} is VALID [2022-04-15 06:06:15,774 INFO L290 TraceCheckUtils]: 29: Hoare triple {39382#(and (<= main_~y~0 23) (<= 23 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39383#(and (<= 24 main_~y~0) (<= main_~y~0 24))} is VALID [2022-04-15 06:06:15,774 INFO L290 TraceCheckUtils]: 30: Hoare triple {39383#(and (<= 24 main_~y~0) (<= main_~y~0 24))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39384#(and (<= 25 main_~y~0) (<= main_~y~0 25))} is VALID [2022-04-15 06:06:15,775 INFO L290 TraceCheckUtils]: 31: Hoare triple {39384#(and (<= 25 main_~y~0) (<= main_~y~0 25))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39385#(and (<= main_~y~0 26) (<= 26 main_~y~0))} is VALID [2022-04-15 06:06:15,775 INFO L290 TraceCheckUtils]: 32: Hoare triple {39385#(and (<= main_~y~0 26) (<= 26 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39386#(and (<= main_~y~0 27) (<= 27 main_~y~0))} is VALID [2022-04-15 06:06:15,776 INFO L290 TraceCheckUtils]: 33: Hoare triple {39386#(and (<= main_~y~0 27) (<= 27 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39387#(and (<= main_~y~0 28) (<= 28 main_~y~0))} is VALID [2022-04-15 06:06:15,776 INFO L290 TraceCheckUtils]: 34: Hoare triple {39387#(and (<= main_~y~0 28) (<= 28 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39388#(and (<= 29 main_~y~0) (<= main_~y~0 29))} is VALID [2022-04-15 06:06:15,777 INFO L290 TraceCheckUtils]: 35: Hoare triple {39388#(and (<= 29 main_~y~0) (<= main_~y~0 29))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39389#(and (<= main_~y~0 30) (<= 30 main_~y~0))} is VALID [2022-04-15 06:06:15,777 INFO L290 TraceCheckUtils]: 36: Hoare triple {39389#(and (<= main_~y~0 30) (<= 30 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39390#(and (<= main_~y~0 31) (<= 31 main_~y~0))} is VALID [2022-04-15 06:06:15,778 INFO L290 TraceCheckUtils]: 37: Hoare triple {39390#(and (<= main_~y~0 31) (<= 31 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39391#(and (<= main_~y~0 32) (<= 32 main_~y~0))} is VALID [2022-04-15 06:06:15,778 INFO L290 TraceCheckUtils]: 38: Hoare triple {39391#(and (<= main_~y~0 32) (<= 32 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39392#(and (<= 33 main_~y~0) (<= main_~y~0 33))} is VALID [2022-04-15 06:06:15,779 INFO L290 TraceCheckUtils]: 39: Hoare triple {39392#(and (<= 33 main_~y~0) (<= main_~y~0 33))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39393#(and (<= main_~y~0 34) (<= 34 main_~y~0))} is VALID [2022-04-15 06:06:15,779 INFO L290 TraceCheckUtils]: 40: Hoare triple {39393#(and (<= main_~y~0 34) (<= 34 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39394#(and (<= 35 main_~y~0) (<= main_~y~0 35))} is VALID [2022-04-15 06:06:15,780 INFO L290 TraceCheckUtils]: 41: Hoare triple {39394#(and (<= 35 main_~y~0) (<= main_~y~0 35))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39395#(and (<= 36 main_~y~0) (<= main_~y~0 36))} is VALID [2022-04-15 06:06:15,780 INFO L290 TraceCheckUtils]: 42: Hoare triple {39395#(and (<= 36 main_~y~0) (<= main_~y~0 36))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39396#(and (<= main_~y~0 37) (<= 37 main_~y~0))} is VALID [2022-04-15 06:06:15,781 INFO L290 TraceCheckUtils]: 43: Hoare triple {39396#(and (<= main_~y~0 37) (<= 37 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39397#(and (<= 38 main_~y~0) (<= main_~y~0 38))} is VALID [2022-04-15 06:06:15,781 INFO L290 TraceCheckUtils]: 44: Hoare triple {39397#(and (<= 38 main_~y~0) (<= main_~y~0 38))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39398#(and (<= 39 main_~y~0) (<= main_~y~0 39))} is VALID [2022-04-15 06:06:15,782 INFO L290 TraceCheckUtils]: 45: Hoare triple {39398#(and (<= 39 main_~y~0) (<= main_~y~0 39))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39399#(and (<= 40 main_~y~0) (<= main_~y~0 40))} is VALID [2022-04-15 06:06:15,782 INFO L290 TraceCheckUtils]: 46: Hoare triple {39399#(and (<= 40 main_~y~0) (<= main_~y~0 40))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39400#(and (<= 41 main_~y~0) (<= main_~y~0 41))} is VALID [2022-04-15 06:06:15,783 INFO L290 TraceCheckUtils]: 47: Hoare triple {39400#(and (<= 41 main_~y~0) (<= main_~y~0 41))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39401#(and (<= main_~y~0 42) (<= 42 main_~y~0))} is VALID [2022-04-15 06:06:15,783 INFO L290 TraceCheckUtils]: 48: Hoare triple {39401#(and (<= main_~y~0 42) (<= 42 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39402#(and (<= 43 main_~y~0) (<= main_~y~0 43))} is VALID [2022-04-15 06:06:15,784 INFO L290 TraceCheckUtils]: 49: Hoare triple {39402#(and (<= 43 main_~y~0) (<= main_~y~0 43))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39403#(and (<= main_~y~0 44) (<= 44 main_~y~0))} is VALID [2022-04-15 06:06:15,784 INFO L290 TraceCheckUtils]: 50: Hoare triple {39403#(and (<= main_~y~0 44) (<= 44 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39404#(and (<= main_~y~0 45) (<= 45 main_~y~0))} is VALID [2022-04-15 06:06:15,785 INFO L290 TraceCheckUtils]: 51: Hoare triple {39404#(and (<= main_~y~0 45) (<= 45 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39405#(and (<= main_~y~0 46) (<= 46 main_~y~0))} is VALID [2022-04-15 06:06:15,785 INFO L290 TraceCheckUtils]: 52: Hoare triple {39405#(and (<= main_~y~0 46) (<= 46 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39406#(and (<= main_~y~0 47) (<= 47 main_~y~0))} is VALID [2022-04-15 06:06:15,786 INFO L290 TraceCheckUtils]: 53: Hoare triple {39406#(and (<= main_~y~0 47) (<= 47 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39407#(and (<= 48 main_~y~0) (<= main_~y~0 48))} is VALID [2022-04-15 06:06:15,786 INFO L290 TraceCheckUtils]: 54: Hoare triple {39407#(and (<= 48 main_~y~0) (<= main_~y~0 48))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39408#(and (<= 49 main_~y~0) (<= main_~y~0 49))} is VALID [2022-04-15 06:06:15,787 INFO L290 TraceCheckUtils]: 55: Hoare triple {39408#(and (<= 49 main_~y~0) (<= main_~y~0 49))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39409#(and (<= 50 main_~y~0) (<= main_~y~0 50))} is VALID [2022-04-15 06:06:15,787 INFO L290 TraceCheckUtils]: 56: Hoare triple {39409#(and (<= 50 main_~y~0) (<= main_~y~0 50))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39410#(and (<= 51 main_~y~0) (<= main_~y~0 51))} is VALID [2022-04-15 06:06:15,788 INFO L290 TraceCheckUtils]: 57: Hoare triple {39410#(and (<= 51 main_~y~0) (<= main_~y~0 51))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39411#(and (<= main_~y~0 52) (<= 52 main_~y~0))} is VALID [2022-04-15 06:06:15,788 INFO L290 TraceCheckUtils]: 58: Hoare triple {39411#(and (<= main_~y~0 52) (<= 52 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39412#(and (<= main_~y~0 53) (<= 53 main_~y~0))} is VALID [2022-04-15 06:06:15,789 INFO L290 TraceCheckUtils]: 59: Hoare triple {39412#(and (<= main_~y~0 53) (<= 53 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39413#(and (<= 54 main_~y~0) (<= main_~y~0 54))} is VALID [2022-04-15 06:06:15,789 INFO L290 TraceCheckUtils]: 60: Hoare triple {39413#(and (<= 54 main_~y~0) (<= main_~y~0 54))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39414#(and (<= 55 main_~y~0) (<= main_~y~0 55))} is VALID [2022-04-15 06:06:15,790 INFO L290 TraceCheckUtils]: 61: Hoare triple {39414#(and (<= 55 main_~y~0) (<= main_~y~0 55))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39415#(and (<= main_~y~0 56) (<= 56 main_~y~0))} is VALID [2022-04-15 06:06:15,790 INFO L290 TraceCheckUtils]: 62: Hoare triple {39415#(and (<= main_~y~0 56) (<= 56 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39416#(and (<= main_~y~0 57) (<= 57 main_~y~0))} is VALID [2022-04-15 06:06:15,791 INFO L290 TraceCheckUtils]: 63: Hoare triple {39416#(and (<= main_~y~0 57) (<= 57 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39417#(and (<= 58 main_~y~0) (<= main_~y~0 58))} is VALID [2022-04-15 06:06:15,792 INFO L290 TraceCheckUtils]: 64: Hoare triple {39417#(and (<= 58 main_~y~0) (<= main_~y~0 58))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39418#(and (<= main_~y~0 59) (<= 59 main_~y~0))} is VALID [2022-04-15 06:06:15,792 INFO L290 TraceCheckUtils]: 65: Hoare triple {39418#(and (<= main_~y~0 59) (<= 59 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39419#(and (<= 60 main_~y~0) (<= main_~y~0 60))} is VALID [2022-04-15 06:06:15,793 INFO L290 TraceCheckUtils]: 66: Hoare triple {39419#(and (<= 60 main_~y~0) (<= main_~y~0 60))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39623#(and (<= main_~y~0 61) (<= 61 main_~y~0))} is VALID [2022-04-15 06:06:15,793 INFO L290 TraceCheckUtils]: 67: Hoare triple {39623#(and (<= main_~y~0 61) (<= 61 main_~y~0))} assume !(~y~0 % 4294967296 < 1024); {39355#false} is VALID [2022-04-15 06:06:15,793 INFO L272 TraceCheckUtils]: 68: Hoare triple {39355#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {39355#false} is VALID [2022-04-15 06:06:15,793 INFO L290 TraceCheckUtils]: 69: Hoare triple {39355#false} ~cond := #in~cond; {39355#false} is VALID [2022-04-15 06:06:15,793 INFO L290 TraceCheckUtils]: 70: Hoare triple {39355#false} assume 0 == ~cond; {39355#false} is VALID [2022-04-15 06:06:15,793 INFO L290 TraceCheckUtils]: 71: Hoare triple {39355#false} assume !false; {39355#false} is VALID [2022-04-15 06:06:15,794 INFO L134 CoverageAnalysis]: Checked inductivity of 1891 backedges. 0 proven. 1891 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 06:06:15,794 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-15 06:06:20,322 INFO L290 TraceCheckUtils]: 71: Hoare triple {39355#false} assume !false; {39355#false} is VALID [2022-04-15 06:06:20,322 INFO L290 TraceCheckUtils]: 70: Hoare triple {39355#false} assume 0 == ~cond; {39355#false} is VALID [2022-04-15 06:06:20,322 INFO L290 TraceCheckUtils]: 69: Hoare triple {39355#false} ~cond := #in~cond; {39355#false} is VALID [2022-04-15 06:06:20,322 INFO L272 TraceCheckUtils]: 68: Hoare triple {39355#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {39355#false} is VALID [2022-04-15 06:06:20,322 INFO L290 TraceCheckUtils]: 67: Hoare triple {39651#(< (mod main_~y~0 4294967296) 1024)} assume !(~y~0 % 4294967296 < 1024); {39355#false} is VALID [2022-04-15 06:06:20,323 INFO L290 TraceCheckUtils]: 66: Hoare triple {39655#(< (mod (+ main_~y~0 1) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39651#(< (mod main_~y~0 4294967296) 1024)} is VALID [2022-04-15 06:06:20,324 INFO L290 TraceCheckUtils]: 65: Hoare triple {39659#(< (mod (+ main_~y~0 2) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39655#(< (mod (+ main_~y~0 1) 4294967296) 1024)} is VALID [2022-04-15 06:06:20,325 INFO L290 TraceCheckUtils]: 64: Hoare triple {39663#(< (mod (+ main_~y~0 3) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39659#(< (mod (+ main_~y~0 2) 4294967296) 1024)} is VALID [2022-04-15 06:06:20,326 INFO L290 TraceCheckUtils]: 63: Hoare triple {39667#(< (mod (+ main_~y~0 4) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39663#(< (mod (+ main_~y~0 3) 4294967296) 1024)} is VALID [2022-04-15 06:06:20,326 INFO L290 TraceCheckUtils]: 62: Hoare triple {39671#(< (mod (+ 5 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39667#(< (mod (+ main_~y~0 4) 4294967296) 1024)} is VALID [2022-04-15 06:06:20,327 INFO L290 TraceCheckUtils]: 61: Hoare triple {39675#(< (mod (+ main_~y~0 6) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39671#(< (mod (+ 5 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:06:20,327 INFO L290 TraceCheckUtils]: 60: Hoare triple {39679#(< (mod (+ 7 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39675#(< (mod (+ main_~y~0 6) 4294967296) 1024)} is VALID [2022-04-15 06:06:20,328 INFO L290 TraceCheckUtils]: 59: Hoare triple {39683#(< (mod (+ main_~y~0 8) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39679#(< (mod (+ 7 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:06:20,329 INFO L290 TraceCheckUtils]: 58: Hoare triple {39687#(< (mod (+ main_~y~0 9) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39683#(< (mod (+ main_~y~0 8) 4294967296) 1024)} is VALID [2022-04-15 06:06:20,329 INFO L290 TraceCheckUtils]: 57: Hoare triple {39691#(< (mod (+ main_~y~0 10) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39687#(< (mod (+ main_~y~0 9) 4294967296) 1024)} is VALID [2022-04-15 06:06:20,330 INFO L290 TraceCheckUtils]: 56: Hoare triple {39695#(< (mod (+ main_~y~0 11) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39691#(< (mod (+ main_~y~0 10) 4294967296) 1024)} is VALID [2022-04-15 06:06:20,330 INFO L290 TraceCheckUtils]: 55: Hoare triple {39699#(< (mod (+ main_~y~0 12) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39695#(< (mod (+ main_~y~0 11) 4294967296) 1024)} is VALID [2022-04-15 06:06:20,331 INFO L290 TraceCheckUtils]: 54: Hoare triple {39703#(< (mod (+ main_~y~0 13) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39699#(< (mod (+ main_~y~0 12) 4294967296) 1024)} is VALID [2022-04-15 06:06:20,332 INFO L290 TraceCheckUtils]: 53: Hoare triple {39707#(< (mod (+ main_~y~0 14) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39703#(< (mod (+ main_~y~0 13) 4294967296) 1024)} is VALID [2022-04-15 06:06:20,332 INFO L290 TraceCheckUtils]: 52: Hoare triple {39711#(< (mod (+ main_~y~0 15) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39707#(< (mod (+ main_~y~0 14) 4294967296) 1024)} is VALID [2022-04-15 06:06:20,333 INFO L290 TraceCheckUtils]: 51: Hoare triple {39715#(< (mod (+ main_~y~0 16) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39711#(< (mod (+ main_~y~0 15) 4294967296) 1024)} is VALID [2022-04-15 06:06:20,334 INFO L290 TraceCheckUtils]: 50: Hoare triple {39719#(< (mod (+ main_~y~0 17) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39715#(< (mod (+ main_~y~0 16) 4294967296) 1024)} is VALID [2022-04-15 06:06:20,334 INFO L290 TraceCheckUtils]: 49: Hoare triple {39723#(< (mod (+ main_~y~0 18) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39719#(< (mod (+ main_~y~0 17) 4294967296) 1024)} is VALID [2022-04-15 06:06:20,335 INFO L290 TraceCheckUtils]: 48: Hoare triple {39727#(< (mod (+ 19 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39723#(< (mod (+ main_~y~0 18) 4294967296) 1024)} is VALID [2022-04-15 06:06:20,335 INFO L290 TraceCheckUtils]: 47: Hoare triple {39731#(< (mod (+ main_~y~0 20) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39727#(< (mod (+ 19 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:06:20,336 INFO L290 TraceCheckUtils]: 46: Hoare triple {39735#(< (mod (+ main_~y~0 21) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39731#(< (mod (+ main_~y~0 20) 4294967296) 1024)} is VALID [2022-04-15 06:06:20,337 INFO L290 TraceCheckUtils]: 45: Hoare triple {39739#(< (mod (+ main_~y~0 22) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39735#(< (mod (+ main_~y~0 21) 4294967296) 1024)} is VALID [2022-04-15 06:06:20,337 INFO L290 TraceCheckUtils]: 44: Hoare triple {39743#(< (mod (+ 23 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39739#(< (mod (+ main_~y~0 22) 4294967296) 1024)} is VALID [2022-04-15 06:06:20,338 INFO L290 TraceCheckUtils]: 43: Hoare triple {39747#(< (mod (+ main_~y~0 24) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39743#(< (mod (+ 23 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:06:20,338 INFO L290 TraceCheckUtils]: 42: Hoare triple {39751#(< (mod (+ main_~y~0 25) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39747#(< (mod (+ main_~y~0 24) 4294967296) 1024)} is VALID [2022-04-15 06:06:20,339 INFO L290 TraceCheckUtils]: 41: Hoare triple {39755#(< (mod (+ main_~y~0 26) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39751#(< (mod (+ main_~y~0 25) 4294967296) 1024)} is VALID [2022-04-15 06:06:20,340 INFO L290 TraceCheckUtils]: 40: Hoare triple {39759#(< (mod (+ main_~y~0 27) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39755#(< (mod (+ main_~y~0 26) 4294967296) 1024)} is VALID [2022-04-15 06:06:20,340 INFO L290 TraceCheckUtils]: 39: Hoare triple {39763#(< (mod (+ main_~y~0 28) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39759#(< (mod (+ main_~y~0 27) 4294967296) 1024)} is VALID [2022-04-15 06:06:20,341 INFO L290 TraceCheckUtils]: 38: Hoare triple {39767#(< (mod (+ 29 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39763#(< (mod (+ main_~y~0 28) 4294967296) 1024)} is VALID [2022-04-15 06:06:20,341 INFO L290 TraceCheckUtils]: 37: Hoare triple {39771#(< (mod (+ 30 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39767#(< (mod (+ 29 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:06:20,342 INFO L290 TraceCheckUtils]: 36: Hoare triple {39775#(< (mod (+ main_~y~0 31) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39771#(< (mod (+ 30 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:06:20,343 INFO L290 TraceCheckUtils]: 35: Hoare triple {39779#(< (mod (+ 32 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39775#(< (mod (+ main_~y~0 31) 4294967296) 1024)} is VALID [2022-04-15 06:06:20,343 INFO L290 TraceCheckUtils]: 34: Hoare triple {39783#(< (mod (+ main_~y~0 33) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39779#(< (mod (+ 32 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:06:20,344 INFO L290 TraceCheckUtils]: 33: Hoare triple {39787#(< (mod (+ main_~y~0 34) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39783#(< (mod (+ main_~y~0 33) 4294967296) 1024)} is VALID [2022-04-15 06:06:20,345 INFO L290 TraceCheckUtils]: 32: Hoare triple {39791#(< (mod (+ 35 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39787#(< (mod (+ main_~y~0 34) 4294967296) 1024)} is VALID [2022-04-15 06:06:20,345 INFO L290 TraceCheckUtils]: 31: Hoare triple {39795#(< (mod (+ main_~y~0 36) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39791#(< (mod (+ 35 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:06:20,346 INFO L290 TraceCheckUtils]: 30: Hoare triple {39799#(< (mod (+ main_~y~0 37) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39795#(< (mod (+ main_~y~0 36) 4294967296) 1024)} is VALID [2022-04-15 06:06:20,346 INFO L290 TraceCheckUtils]: 29: Hoare triple {39803#(< (mod (+ main_~y~0 38) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39799#(< (mod (+ main_~y~0 37) 4294967296) 1024)} is VALID [2022-04-15 06:06:20,347 INFO L290 TraceCheckUtils]: 28: Hoare triple {39807#(< (mod (+ main_~y~0 39) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39803#(< (mod (+ main_~y~0 38) 4294967296) 1024)} is VALID [2022-04-15 06:06:20,348 INFO L290 TraceCheckUtils]: 27: Hoare triple {39811#(< (mod (+ 40 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39807#(< (mod (+ main_~y~0 39) 4294967296) 1024)} is VALID [2022-04-15 06:06:20,348 INFO L290 TraceCheckUtils]: 26: Hoare triple {39815#(< (mod (+ 41 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39811#(< (mod (+ 40 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:06:20,349 INFO L290 TraceCheckUtils]: 25: Hoare triple {39819#(< (mod (+ 42 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39815#(< (mod (+ 41 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:06:20,349 INFO L290 TraceCheckUtils]: 24: Hoare triple {39823#(< (mod (+ main_~y~0 43) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39819#(< (mod (+ 42 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:06:20,350 INFO L290 TraceCheckUtils]: 23: Hoare triple {39827#(< (mod (+ 44 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39823#(< (mod (+ main_~y~0 43) 4294967296) 1024)} is VALID [2022-04-15 06:06:20,351 INFO L290 TraceCheckUtils]: 22: Hoare triple {39831#(< (mod (+ main_~y~0 45) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39827#(< (mod (+ 44 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:06:20,351 INFO L290 TraceCheckUtils]: 21: Hoare triple {39835#(< (mod (+ main_~y~0 46) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39831#(< (mod (+ main_~y~0 45) 4294967296) 1024)} is VALID [2022-04-15 06:06:20,354 INFO L290 TraceCheckUtils]: 20: Hoare triple {39839#(< (mod (+ main_~y~0 47) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39835#(< (mod (+ main_~y~0 46) 4294967296) 1024)} is VALID [2022-04-15 06:06:20,355 INFO L290 TraceCheckUtils]: 19: Hoare triple {39843#(< (mod (+ main_~y~0 48) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39839#(< (mod (+ main_~y~0 47) 4294967296) 1024)} is VALID [2022-04-15 06:06:20,355 INFO L290 TraceCheckUtils]: 18: Hoare triple {39847#(< (mod (+ 49 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39843#(< (mod (+ main_~y~0 48) 4294967296) 1024)} is VALID [2022-04-15 06:06:20,356 INFO L290 TraceCheckUtils]: 17: Hoare triple {39851#(< (mod (+ main_~y~0 50) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39847#(< (mod (+ 49 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:06:20,356 INFO L290 TraceCheckUtils]: 16: Hoare triple {39855#(< (mod (+ 51 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39851#(< (mod (+ main_~y~0 50) 4294967296) 1024)} is VALID [2022-04-15 06:06:20,357 INFO L290 TraceCheckUtils]: 15: Hoare triple {39859#(< (mod (+ main_~y~0 52) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39855#(< (mod (+ 51 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:06:20,357 INFO L290 TraceCheckUtils]: 14: Hoare triple {39863#(< (mod (+ 53 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39859#(< (mod (+ main_~y~0 52) 4294967296) 1024)} is VALID [2022-04-15 06:06:20,358 INFO L290 TraceCheckUtils]: 13: Hoare triple {39867#(< (mod (+ main_~y~0 54) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39863#(< (mod (+ 53 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:06:20,358 INFO L290 TraceCheckUtils]: 12: Hoare triple {39871#(< (mod (+ main_~y~0 55) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39867#(< (mod (+ main_~y~0 54) 4294967296) 1024)} is VALID [2022-04-15 06:06:20,359 INFO L290 TraceCheckUtils]: 11: Hoare triple {39875#(< (mod (+ 56 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39871#(< (mod (+ main_~y~0 55) 4294967296) 1024)} is VALID [2022-04-15 06:06:20,360 INFO L290 TraceCheckUtils]: 10: Hoare triple {39879#(< (mod (+ 57 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39875#(< (mod (+ 56 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:06:20,361 INFO L290 TraceCheckUtils]: 9: Hoare triple {39883#(< (mod (+ main_~y~0 58) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39879#(< (mod (+ 57 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:06:20,361 INFO L290 TraceCheckUtils]: 8: Hoare triple {39887#(< (mod (+ 59 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39883#(< (mod (+ main_~y~0 58) 4294967296) 1024)} is VALID [2022-04-15 06:06:20,362 INFO L290 TraceCheckUtils]: 7: Hoare triple {39891#(< (mod (+ main_~y~0 60) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39887#(< (mod (+ 59 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:06:20,362 INFO L290 TraceCheckUtils]: 6: Hoare triple {39895#(< (mod (+ main_~y~0 61) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {39891#(< (mod (+ main_~y~0 60) 4294967296) 1024)} is VALID [2022-04-15 06:06:20,363 INFO L290 TraceCheckUtils]: 5: Hoare triple {39354#true} ~x~0 := 1;~y~0 := 0; {39895#(< (mod (+ main_~y~0 61) 4294967296) 1024)} is VALID [2022-04-15 06:06:20,363 INFO L272 TraceCheckUtils]: 4: Hoare triple {39354#true} call #t~ret5 := main(); {39354#true} is VALID [2022-04-15 06:06:20,363 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {39354#true} {39354#true} #34#return; {39354#true} is VALID [2022-04-15 06:06:20,363 INFO L290 TraceCheckUtils]: 2: Hoare triple {39354#true} assume true; {39354#true} is VALID [2022-04-15 06:06:20,363 INFO L290 TraceCheckUtils]: 1: Hoare triple {39354#true} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {39354#true} is VALID [2022-04-15 06:06:20,363 INFO L272 TraceCheckUtils]: 0: Hoare triple {39354#true} call ULTIMATE.init(); {39354#true} is VALID [2022-04-15 06:06:20,363 INFO L134 CoverageAnalysis]: Checked inductivity of 1891 backedges. 0 proven. 1891 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 06:06:20,363 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1256329139] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-15 06:06:20,363 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-04-15 06:06:20,363 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [65, 64, 64] total 128 [2022-04-15 06:06:20,364 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-15 06:06:20,364 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [1631088878] [2022-04-15 06:06:20,364 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [1631088878] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-15 06:06:20,364 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-15 06:06:20,364 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [65] imperfect sequences [] total 65 [2022-04-15 06:06:20,364 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [856885174] [2022-04-15 06:06:20,364 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-15 06:06:20,364 INFO L78 Accepts]: Start accepts. Automaton has has 65 states, 65 states have (on average 1.0461538461538462) internal successors, (68), 64 states have internal predecessors, (68), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 72 [2022-04-15 06:06:20,364 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-15 06:06:20,364 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 65 states, 65 states have (on average 1.0461538461538462) internal successors, (68), 64 states have internal predecessors, (68), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:06:20,395 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 72 edges. 72 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 06:06:20,395 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 65 states [2022-04-15 06:06:20,395 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-15 06:06:20,396 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 65 interpolants. [2022-04-15 06:06:20,396 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=4221, Invalid=12035, Unknown=0, NotChecked=0, Total=16256 [2022-04-15 06:06:20,396 INFO L87 Difference]: Start difference. First operand 73 states and 73 transitions. Second operand has 65 states, 65 states have (on average 1.0461538461538462) internal successors, (68), 64 states have internal predecessors, (68), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:06:27,062 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 06:06:27,063 INFO L93 Difference]: Finished difference Result 79 states and 79 transitions. [2022-04-15 06:06:27,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2022-04-15 06:06:27,063 INFO L78 Accepts]: Start accepts. Automaton has has 65 states, 65 states have (on average 1.0461538461538462) internal successors, (68), 64 states have internal predecessors, (68), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 72 [2022-04-15 06:06:27,063 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-15 06:06:27,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 65 states, 65 states have (on average 1.0461538461538462) internal successors, (68), 64 states have internal predecessors, (68), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:06:27,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 65 states and 79 transitions. [2022-04-15 06:06:27,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 65 states, 65 states have (on average 1.0461538461538462) internal successors, (68), 64 states have internal predecessors, (68), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:06:27,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 65 states and 79 transitions. [2022-04-15 06:06:27,064 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 65 states and 79 transitions. [2022-04-15 06:06:27,099 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 79 edges. 79 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 06:06:27,100 INFO L225 Difference]: With dead ends: 79 [2022-04-15 06:06:27,100 INFO L226 Difference]: Without dead ends: 74 [2022-04-15 06:06:27,101 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 271 GetRequests, 82 SyntacticMatches, 1 SemanticMatches, 188 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2019 ImplicationChecksByTransitivity, 7.4s TimeCoverageRelationStatistics Valid=8435, Invalid=27475, Unknown=0, NotChecked=0, Total=35910 [2022-04-15 06:06:27,102 INFO L913 BasicCegarLoop]: 11 mSDtfsCounter, 6 mSDsluCounter, 237 mSDsCounter, 0 mSdLazyCounter, 4019 mSolverCounterSat, 125 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 248 SdHoareTripleChecker+Invalid, 4144 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 125 IncrementalHoareTripleChecker+Valid, 4019 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2022-04-15 06:06:27,102 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [6 Valid, 248 Invalid, 4144 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [125 Valid, 4019 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2022-04-15 06:06:27,102 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 74 states. [2022-04-15 06:06:27,162 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 74 to 74. [2022-04-15 06:06:27,162 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-15 06:06:27,162 INFO L82 GeneralOperation]: Start isEquivalent. First operand 74 states. Second operand has 74 states, 69 states have (on average 1.0144927536231885) internal successors, (70), 69 states have internal predecessors, (70), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:06:27,162 INFO L74 IsIncluded]: Start isIncluded. First operand 74 states. Second operand has 74 states, 69 states have (on average 1.0144927536231885) internal successors, (70), 69 states have internal predecessors, (70), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:06:27,162 INFO L87 Difference]: Start difference. First operand 74 states. Second operand has 74 states, 69 states have (on average 1.0144927536231885) internal successors, (70), 69 states have internal predecessors, (70), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:06:27,163 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 06:06:27,163 INFO L93 Difference]: Finished difference Result 74 states and 74 transitions. [2022-04-15 06:06:27,163 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 74 transitions. [2022-04-15 06:06:27,163 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-15 06:06:27,163 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-15 06:06:27,163 INFO L74 IsIncluded]: Start isIncluded. First operand has 74 states, 69 states have (on average 1.0144927536231885) internal successors, (70), 69 states have internal predecessors, (70), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 74 states. [2022-04-15 06:06:27,163 INFO L87 Difference]: Start difference. First operand has 74 states, 69 states have (on average 1.0144927536231885) internal successors, (70), 69 states have internal predecessors, (70), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 74 states. [2022-04-15 06:06:27,164 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 06:06:27,164 INFO L93 Difference]: Finished difference Result 74 states and 74 transitions. [2022-04-15 06:06:27,164 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 74 transitions. [2022-04-15 06:06:27,164 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-15 06:06:27,164 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-15 06:06:27,164 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-15 06:06:27,164 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-15 06:06:27,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 74 states, 69 states have (on average 1.0144927536231885) internal successors, (70), 69 states have internal predecessors, (70), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:06:27,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 74 states and 74 transitions. [2022-04-15 06:06:27,165 INFO L78 Accepts]: Start accepts. Automaton has 74 states and 74 transitions. Word has length 72 [2022-04-15 06:06:27,165 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-15 06:06:27,165 INFO L478 AbstractCegarLoop]: Abstraction has 74 states and 74 transitions. [2022-04-15 06:06:27,165 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 65 states, 65 states have (on average 1.0461538461538462) internal successors, (68), 64 states have internal predecessors, (68), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:06:27,165 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 74 states and 74 transitions. [2022-04-15 06:06:27,207 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 74 edges. 74 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 06:06:27,207 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 74 transitions. [2022-04-15 06:06:27,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-04-15 06:06:27,208 INFO L491 BasicCegarLoop]: Found error trace [2022-04-15 06:06:27,208 INFO L499 BasicCegarLoop]: trace histogram [62, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-15 06:06:27,225 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (62)] Forceful destruction successful, exit code 0 [2022-04-15 06:06:27,424 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 62 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable122,SelfDestructingSolverStorable123 [2022-04-15 06:06:27,425 INFO L403 AbstractCegarLoop]: === Iteration 64 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-15 06:06:27,425 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-15 06:06:27,425 INFO L85 PathProgramCache]: Analyzing trace with hash -1182461796, now seen corresponding path program 123 times [2022-04-15 06:06:27,425 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-15 06:06:27,425 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [1733742848] [2022-04-15 06:06:28,476 INFO L89 AcceleratorJordan]: Jordan loop acceleration statistics: 1 HavocedVariables, 2 AssignedVariables, 0 ReadonlyVariables, Eigenvalues: {0={1=1}, 1={2=1}}, 1 SequentialAcceleration, 0 AlternatingAcceleration, 1 QuantifierFreeResult [2022-04-15 06:06:28,476 INFO L271 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2022-04-15 06:06:28,478 INFO L85 PathProgramCache]: Analyzing trace with hash 1738118199, now seen corresponding path program 1 times [2022-04-15 06:06:28,478 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-15 06:06:28,478 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [526722358] [2022-04-15 06:06:28,478 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-15 06:06:28,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-15 06:06:28,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-15 06:06:28,482 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-04-15 06:06:28,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-15 06:06:28,484 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-04-15 06:06:28,485 INFO L85 PathProgramCache]: Analyzing trace with hash -1182461796, now seen corresponding path program 124 times [2022-04-15 06:06:28,485 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-15 06:06:28,485 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1123154394] [2022-04-15 06:06:28,485 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-15 06:06:28,485 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-15 06:06:28,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 06:06:29,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-15 06:06:29,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 06:06:29,739 INFO L290 TraceCheckUtils]: 0: Hoare triple {40562#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {40494#true} is VALID [2022-04-15 06:06:29,739 INFO L290 TraceCheckUtils]: 1: Hoare triple {40494#true} assume true; {40494#true} is VALID [2022-04-15 06:06:29,739 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {40494#true} {40494#true} #34#return; {40494#true} is VALID [2022-04-15 06:06:29,739 INFO L272 TraceCheckUtils]: 0: Hoare triple {40494#true} call ULTIMATE.init(); {40562#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} is VALID [2022-04-15 06:06:29,739 INFO L290 TraceCheckUtils]: 1: Hoare triple {40562#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {40494#true} is VALID [2022-04-15 06:06:29,739 INFO L290 TraceCheckUtils]: 2: Hoare triple {40494#true} assume true; {40494#true} is VALID [2022-04-15 06:06:29,739 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {40494#true} {40494#true} #34#return; {40494#true} is VALID [2022-04-15 06:06:29,739 INFO L272 TraceCheckUtils]: 4: Hoare triple {40494#true} call #t~ret5 := main(); {40494#true} is VALID [2022-04-15 06:06:29,740 INFO L290 TraceCheckUtils]: 5: Hoare triple {40494#true} ~x~0 := 1;~y~0 := 0; {40499#(= main_~y~0 0)} is VALID [2022-04-15 06:06:29,740 INFO L290 TraceCheckUtils]: 6: Hoare triple {40499#(= main_~y~0 0)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40500#(and (<= 1 main_~y~0) (<= main_~y~0 1))} is VALID [2022-04-15 06:06:29,740 INFO L290 TraceCheckUtils]: 7: Hoare triple {40500#(and (<= 1 main_~y~0) (<= main_~y~0 1))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40501#(and (<= 2 main_~y~0) (<= main_~y~0 2))} is VALID [2022-04-15 06:06:29,741 INFO L290 TraceCheckUtils]: 8: Hoare triple {40501#(and (<= 2 main_~y~0) (<= main_~y~0 2))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40502#(and (<= main_~y~0 3) (<= 3 main_~y~0))} is VALID [2022-04-15 06:06:29,741 INFO L290 TraceCheckUtils]: 9: Hoare triple {40502#(and (<= main_~y~0 3) (<= 3 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40503#(and (<= main_~y~0 4) (<= 4 main_~y~0))} is VALID [2022-04-15 06:06:29,741 INFO L290 TraceCheckUtils]: 10: Hoare triple {40503#(and (<= main_~y~0 4) (<= 4 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40504#(and (<= 5 main_~y~0) (<= main_~y~0 5))} is VALID [2022-04-15 06:06:29,742 INFO L290 TraceCheckUtils]: 11: Hoare triple {40504#(and (<= 5 main_~y~0) (<= main_~y~0 5))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40505#(and (<= main_~y~0 6) (<= 6 main_~y~0))} is VALID [2022-04-15 06:06:29,742 INFO L290 TraceCheckUtils]: 12: Hoare triple {40505#(and (<= main_~y~0 6) (<= 6 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40506#(and (<= 7 main_~y~0) (<= main_~y~0 7))} is VALID [2022-04-15 06:06:29,742 INFO L290 TraceCheckUtils]: 13: Hoare triple {40506#(and (<= 7 main_~y~0) (<= main_~y~0 7))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40507#(and (<= main_~y~0 8) (<= 8 main_~y~0))} is VALID [2022-04-15 06:06:29,743 INFO L290 TraceCheckUtils]: 14: Hoare triple {40507#(and (<= main_~y~0 8) (<= 8 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40508#(and (<= 9 main_~y~0) (<= main_~y~0 9))} is VALID [2022-04-15 06:06:29,743 INFO L290 TraceCheckUtils]: 15: Hoare triple {40508#(and (<= 9 main_~y~0) (<= main_~y~0 9))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40509#(and (<= main_~y~0 10) (<= 10 main_~y~0))} is VALID [2022-04-15 06:06:29,744 INFO L290 TraceCheckUtils]: 16: Hoare triple {40509#(and (<= main_~y~0 10) (<= 10 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40510#(and (<= main_~y~0 11) (<= 11 main_~y~0))} is VALID [2022-04-15 06:06:29,744 INFO L290 TraceCheckUtils]: 17: Hoare triple {40510#(and (<= main_~y~0 11) (<= 11 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40511#(and (<= 12 main_~y~0) (<= main_~y~0 12))} is VALID [2022-04-15 06:06:29,744 INFO L290 TraceCheckUtils]: 18: Hoare triple {40511#(and (<= 12 main_~y~0) (<= main_~y~0 12))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40512#(and (<= main_~y~0 13) (<= 13 main_~y~0))} is VALID [2022-04-15 06:06:29,745 INFO L290 TraceCheckUtils]: 19: Hoare triple {40512#(and (<= main_~y~0 13) (<= 13 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40513#(and (<= 14 main_~y~0) (<= main_~y~0 14))} is VALID [2022-04-15 06:06:29,745 INFO L290 TraceCheckUtils]: 20: Hoare triple {40513#(and (<= 14 main_~y~0) (<= main_~y~0 14))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40514#(and (<= main_~y~0 15) (<= 15 main_~y~0))} is VALID [2022-04-15 06:06:29,745 INFO L290 TraceCheckUtils]: 21: Hoare triple {40514#(and (<= main_~y~0 15) (<= 15 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40515#(and (<= 16 main_~y~0) (<= main_~y~0 16))} is VALID [2022-04-15 06:06:29,746 INFO L290 TraceCheckUtils]: 22: Hoare triple {40515#(and (<= 16 main_~y~0) (<= main_~y~0 16))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40516#(and (<= main_~y~0 17) (<= 17 main_~y~0))} is VALID [2022-04-15 06:06:29,746 INFO L290 TraceCheckUtils]: 23: Hoare triple {40516#(and (<= main_~y~0 17) (<= 17 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40517#(and (<= 18 main_~y~0) (<= main_~y~0 18))} is VALID [2022-04-15 06:06:29,747 INFO L290 TraceCheckUtils]: 24: Hoare triple {40517#(and (<= 18 main_~y~0) (<= main_~y~0 18))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40518#(and (<= 19 main_~y~0) (<= main_~y~0 19))} is VALID [2022-04-15 06:06:29,747 INFO L290 TraceCheckUtils]: 25: Hoare triple {40518#(and (<= 19 main_~y~0) (<= main_~y~0 19))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40519#(and (<= 20 main_~y~0) (<= main_~y~0 20))} is VALID [2022-04-15 06:06:29,747 INFO L290 TraceCheckUtils]: 26: Hoare triple {40519#(and (<= 20 main_~y~0) (<= main_~y~0 20))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40520#(and (<= main_~y~0 21) (<= 21 main_~y~0))} is VALID [2022-04-15 06:06:29,748 INFO L290 TraceCheckUtils]: 27: Hoare triple {40520#(and (<= main_~y~0 21) (<= 21 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40521#(and (<= main_~y~0 22) (<= 22 main_~y~0))} is VALID [2022-04-15 06:06:29,748 INFO L290 TraceCheckUtils]: 28: Hoare triple {40521#(and (<= main_~y~0 22) (<= 22 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40522#(and (<= main_~y~0 23) (<= 23 main_~y~0))} is VALID [2022-04-15 06:06:29,748 INFO L290 TraceCheckUtils]: 29: Hoare triple {40522#(and (<= main_~y~0 23) (<= 23 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40523#(and (<= 24 main_~y~0) (<= main_~y~0 24))} is VALID [2022-04-15 06:06:29,749 INFO L290 TraceCheckUtils]: 30: Hoare triple {40523#(and (<= 24 main_~y~0) (<= main_~y~0 24))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40524#(and (<= 25 main_~y~0) (<= main_~y~0 25))} is VALID [2022-04-15 06:06:29,749 INFO L290 TraceCheckUtils]: 31: Hoare triple {40524#(and (<= 25 main_~y~0) (<= main_~y~0 25))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40525#(and (<= main_~y~0 26) (<= 26 main_~y~0))} is VALID [2022-04-15 06:06:29,750 INFO L290 TraceCheckUtils]: 32: Hoare triple {40525#(and (<= main_~y~0 26) (<= 26 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40526#(and (<= main_~y~0 27) (<= 27 main_~y~0))} is VALID [2022-04-15 06:06:29,750 INFO L290 TraceCheckUtils]: 33: Hoare triple {40526#(and (<= main_~y~0 27) (<= 27 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40527#(and (<= main_~y~0 28) (<= 28 main_~y~0))} is VALID [2022-04-15 06:06:29,750 INFO L290 TraceCheckUtils]: 34: Hoare triple {40527#(and (<= main_~y~0 28) (<= 28 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40528#(and (<= 29 main_~y~0) (<= main_~y~0 29))} is VALID [2022-04-15 06:06:29,751 INFO L290 TraceCheckUtils]: 35: Hoare triple {40528#(and (<= 29 main_~y~0) (<= main_~y~0 29))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40529#(and (<= main_~y~0 30) (<= 30 main_~y~0))} is VALID [2022-04-15 06:06:29,751 INFO L290 TraceCheckUtils]: 36: Hoare triple {40529#(and (<= main_~y~0 30) (<= 30 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40530#(and (<= main_~y~0 31) (<= 31 main_~y~0))} is VALID [2022-04-15 06:06:29,752 INFO L290 TraceCheckUtils]: 37: Hoare triple {40530#(and (<= main_~y~0 31) (<= 31 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40531#(and (<= main_~y~0 32) (<= 32 main_~y~0))} is VALID [2022-04-15 06:06:29,752 INFO L290 TraceCheckUtils]: 38: Hoare triple {40531#(and (<= main_~y~0 32) (<= 32 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40532#(and (<= 33 main_~y~0) (<= main_~y~0 33))} is VALID [2022-04-15 06:06:29,752 INFO L290 TraceCheckUtils]: 39: Hoare triple {40532#(and (<= 33 main_~y~0) (<= main_~y~0 33))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40533#(and (<= main_~y~0 34) (<= 34 main_~y~0))} is VALID [2022-04-15 06:06:29,753 INFO L290 TraceCheckUtils]: 40: Hoare triple {40533#(and (<= main_~y~0 34) (<= 34 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40534#(and (<= 35 main_~y~0) (<= main_~y~0 35))} is VALID [2022-04-15 06:06:29,753 INFO L290 TraceCheckUtils]: 41: Hoare triple {40534#(and (<= 35 main_~y~0) (<= main_~y~0 35))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40535#(and (<= 36 main_~y~0) (<= main_~y~0 36))} is VALID [2022-04-15 06:06:29,753 INFO L290 TraceCheckUtils]: 42: Hoare triple {40535#(and (<= 36 main_~y~0) (<= main_~y~0 36))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40536#(and (<= main_~y~0 37) (<= 37 main_~y~0))} is VALID [2022-04-15 06:06:29,754 INFO L290 TraceCheckUtils]: 43: Hoare triple {40536#(and (<= main_~y~0 37) (<= 37 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40537#(and (<= 38 main_~y~0) (<= main_~y~0 38))} is VALID [2022-04-15 06:06:29,754 INFO L290 TraceCheckUtils]: 44: Hoare triple {40537#(and (<= 38 main_~y~0) (<= main_~y~0 38))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40538#(and (<= 39 main_~y~0) (<= main_~y~0 39))} is VALID [2022-04-15 06:06:29,755 INFO L290 TraceCheckUtils]: 45: Hoare triple {40538#(and (<= 39 main_~y~0) (<= main_~y~0 39))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40539#(and (<= 40 main_~y~0) (<= main_~y~0 40))} is VALID [2022-04-15 06:06:29,755 INFO L290 TraceCheckUtils]: 46: Hoare triple {40539#(and (<= 40 main_~y~0) (<= main_~y~0 40))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40540#(and (<= 41 main_~y~0) (<= main_~y~0 41))} is VALID [2022-04-15 06:06:29,755 INFO L290 TraceCheckUtils]: 47: Hoare triple {40540#(and (<= 41 main_~y~0) (<= main_~y~0 41))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40541#(and (<= main_~y~0 42) (<= 42 main_~y~0))} is VALID [2022-04-15 06:06:29,756 INFO L290 TraceCheckUtils]: 48: Hoare triple {40541#(and (<= main_~y~0 42) (<= 42 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40542#(and (<= 43 main_~y~0) (<= main_~y~0 43))} is VALID [2022-04-15 06:06:29,756 INFO L290 TraceCheckUtils]: 49: Hoare triple {40542#(and (<= 43 main_~y~0) (<= main_~y~0 43))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40543#(and (<= main_~y~0 44) (<= 44 main_~y~0))} is VALID [2022-04-15 06:06:29,756 INFO L290 TraceCheckUtils]: 50: Hoare triple {40543#(and (<= main_~y~0 44) (<= 44 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40544#(and (<= main_~y~0 45) (<= 45 main_~y~0))} is VALID [2022-04-15 06:06:29,757 INFO L290 TraceCheckUtils]: 51: Hoare triple {40544#(and (<= main_~y~0 45) (<= 45 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40545#(and (<= main_~y~0 46) (<= 46 main_~y~0))} is VALID [2022-04-15 06:06:29,757 INFO L290 TraceCheckUtils]: 52: Hoare triple {40545#(and (<= main_~y~0 46) (<= 46 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40546#(and (<= main_~y~0 47) (<= 47 main_~y~0))} is VALID [2022-04-15 06:06:29,758 INFO L290 TraceCheckUtils]: 53: Hoare triple {40546#(and (<= main_~y~0 47) (<= 47 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40547#(and (<= 48 main_~y~0) (<= main_~y~0 48))} is VALID [2022-04-15 06:06:29,758 INFO L290 TraceCheckUtils]: 54: Hoare triple {40547#(and (<= 48 main_~y~0) (<= main_~y~0 48))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40548#(and (<= 49 main_~y~0) (<= main_~y~0 49))} is VALID [2022-04-15 06:06:29,758 INFO L290 TraceCheckUtils]: 55: Hoare triple {40548#(and (<= 49 main_~y~0) (<= main_~y~0 49))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40549#(and (<= 50 main_~y~0) (<= main_~y~0 50))} is VALID [2022-04-15 06:06:29,759 INFO L290 TraceCheckUtils]: 56: Hoare triple {40549#(and (<= 50 main_~y~0) (<= main_~y~0 50))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40550#(and (<= 51 main_~y~0) (<= main_~y~0 51))} is VALID [2022-04-15 06:06:29,759 INFO L290 TraceCheckUtils]: 57: Hoare triple {40550#(and (<= 51 main_~y~0) (<= main_~y~0 51))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40551#(and (<= main_~y~0 52) (<= 52 main_~y~0))} is VALID [2022-04-15 06:06:29,759 INFO L290 TraceCheckUtils]: 58: Hoare triple {40551#(and (<= main_~y~0 52) (<= 52 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40552#(and (<= main_~y~0 53) (<= 53 main_~y~0))} is VALID [2022-04-15 06:06:29,760 INFO L290 TraceCheckUtils]: 59: Hoare triple {40552#(and (<= main_~y~0 53) (<= 53 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40553#(and (<= 54 main_~y~0) (<= main_~y~0 54))} is VALID [2022-04-15 06:06:29,760 INFO L290 TraceCheckUtils]: 60: Hoare triple {40553#(and (<= 54 main_~y~0) (<= main_~y~0 54))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40554#(and (<= 55 main_~y~0) (<= main_~y~0 55))} is VALID [2022-04-15 06:06:29,761 INFO L290 TraceCheckUtils]: 61: Hoare triple {40554#(and (<= 55 main_~y~0) (<= main_~y~0 55))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40555#(and (<= main_~y~0 56) (<= 56 main_~y~0))} is VALID [2022-04-15 06:06:29,761 INFO L290 TraceCheckUtils]: 62: Hoare triple {40555#(and (<= main_~y~0 56) (<= 56 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40556#(and (<= main_~y~0 57) (<= 57 main_~y~0))} is VALID [2022-04-15 06:06:29,761 INFO L290 TraceCheckUtils]: 63: Hoare triple {40556#(and (<= main_~y~0 57) (<= 57 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40557#(and (<= 58 main_~y~0) (<= main_~y~0 58))} is VALID [2022-04-15 06:06:29,762 INFO L290 TraceCheckUtils]: 64: Hoare triple {40557#(and (<= 58 main_~y~0) (<= main_~y~0 58))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40558#(and (<= main_~y~0 59) (<= 59 main_~y~0))} is VALID [2022-04-15 06:06:29,762 INFO L290 TraceCheckUtils]: 65: Hoare triple {40558#(and (<= main_~y~0 59) (<= 59 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40559#(and (<= 60 main_~y~0) (<= main_~y~0 60))} is VALID [2022-04-15 06:06:29,763 INFO L290 TraceCheckUtils]: 66: Hoare triple {40559#(and (<= 60 main_~y~0) (<= main_~y~0 60))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40560#(and (<= main_~y~0 61) (<= 61 main_~y~0))} is VALID [2022-04-15 06:06:29,763 INFO L290 TraceCheckUtils]: 67: Hoare triple {40560#(and (<= main_~y~0 61) (<= 61 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40561#(and (<= main_~y~0 62) (not (<= (+ (div main_~y~0 4294967296) 1) 0)))} is VALID [2022-04-15 06:06:29,763 INFO L290 TraceCheckUtils]: 68: Hoare triple {40561#(and (<= main_~y~0 62) (not (<= (+ (div main_~y~0 4294967296) 1) 0)))} assume !(~y~0 % 4294967296 < 1024); {40495#false} is VALID [2022-04-15 06:06:29,763 INFO L272 TraceCheckUtils]: 69: Hoare triple {40495#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {40495#false} is VALID [2022-04-15 06:06:29,763 INFO L290 TraceCheckUtils]: 70: Hoare triple {40495#false} ~cond := #in~cond; {40495#false} is VALID [2022-04-15 06:06:29,763 INFO L290 TraceCheckUtils]: 71: Hoare triple {40495#false} assume 0 == ~cond; {40495#false} is VALID [2022-04-15 06:06:29,764 INFO L290 TraceCheckUtils]: 72: Hoare triple {40495#false} assume !false; {40495#false} is VALID [2022-04-15 06:06:29,764 INFO L134 CoverageAnalysis]: Checked inductivity of 1953 backedges. 0 proven. 1953 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 06:06:29,764 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-15 06:06:29,764 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1123154394] [2022-04-15 06:06:29,764 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1123154394] provided 0 perfect and 1 imperfect interpolant sequences [2022-04-15 06:06:29,764 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [953234496] [2022-04-15 06:06:29,764 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-04-15 06:06:29,764 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-15 06:06:29,764 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-15 06:06:29,765 INFO L229 MonitoredProcess]: Starting monitored process 63 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-04-15 06:06:29,766 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (63)] Waiting until timeout for monitored process [2022-04-15 06:06:29,918 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-04-15 06:06:29,918 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-15 06:06:29,920 INFO L263 TraceCheckSpWp]: Trace formula consists of 363 conjuncts, 127 conjunts are in the unsatisfiable core [2022-04-15 06:06:29,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 06:06:29,932 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-15 06:06:30,356 INFO L272 TraceCheckUtils]: 0: Hoare triple {40494#true} call ULTIMATE.init(); {40494#true} is VALID [2022-04-15 06:06:30,356 INFO L290 TraceCheckUtils]: 1: Hoare triple {40494#true} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {40494#true} is VALID [2022-04-15 06:06:30,356 INFO L290 TraceCheckUtils]: 2: Hoare triple {40494#true} assume true; {40494#true} is VALID [2022-04-15 06:06:30,356 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {40494#true} {40494#true} #34#return; {40494#true} is VALID [2022-04-15 06:06:30,356 INFO L272 TraceCheckUtils]: 4: Hoare triple {40494#true} call #t~ret5 := main(); {40494#true} is VALID [2022-04-15 06:06:30,357 INFO L290 TraceCheckUtils]: 5: Hoare triple {40494#true} ~x~0 := 1;~y~0 := 0; {40499#(= main_~y~0 0)} is VALID [2022-04-15 06:06:30,357 INFO L290 TraceCheckUtils]: 6: Hoare triple {40499#(= main_~y~0 0)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40500#(and (<= 1 main_~y~0) (<= main_~y~0 1))} is VALID [2022-04-15 06:06:30,357 INFO L290 TraceCheckUtils]: 7: Hoare triple {40500#(and (<= 1 main_~y~0) (<= main_~y~0 1))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40501#(and (<= 2 main_~y~0) (<= main_~y~0 2))} is VALID [2022-04-15 06:06:30,358 INFO L290 TraceCheckUtils]: 8: Hoare triple {40501#(and (<= 2 main_~y~0) (<= main_~y~0 2))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40502#(and (<= main_~y~0 3) (<= 3 main_~y~0))} is VALID [2022-04-15 06:06:30,358 INFO L290 TraceCheckUtils]: 9: Hoare triple {40502#(and (<= main_~y~0 3) (<= 3 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40503#(and (<= main_~y~0 4) (<= 4 main_~y~0))} is VALID [2022-04-15 06:06:30,358 INFO L290 TraceCheckUtils]: 10: Hoare triple {40503#(and (<= main_~y~0 4) (<= 4 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40504#(and (<= 5 main_~y~0) (<= main_~y~0 5))} is VALID [2022-04-15 06:06:30,359 INFO L290 TraceCheckUtils]: 11: Hoare triple {40504#(and (<= 5 main_~y~0) (<= main_~y~0 5))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40505#(and (<= main_~y~0 6) (<= 6 main_~y~0))} is VALID [2022-04-15 06:06:30,359 INFO L290 TraceCheckUtils]: 12: Hoare triple {40505#(and (<= main_~y~0 6) (<= 6 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40506#(and (<= 7 main_~y~0) (<= main_~y~0 7))} is VALID [2022-04-15 06:06:30,360 INFO L290 TraceCheckUtils]: 13: Hoare triple {40506#(and (<= 7 main_~y~0) (<= main_~y~0 7))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40507#(and (<= main_~y~0 8) (<= 8 main_~y~0))} is VALID [2022-04-15 06:06:30,360 INFO L290 TraceCheckUtils]: 14: Hoare triple {40507#(and (<= main_~y~0 8) (<= 8 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40508#(and (<= 9 main_~y~0) (<= main_~y~0 9))} is VALID [2022-04-15 06:06:30,360 INFO L290 TraceCheckUtils]: 15: Hoare triple {40508#(and (<= 9 main_~y~0) (<= main_~y~0 9))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40509#(and (<= main_~y~0 10) (<= 10 main_~y~0))} is VALID [2022-04-15 06:06:30,361 INFO L290 TraceCheckUtils]: 16: Hoare triple {40509#(and (<= main_~y~0 10) (<= 10 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40510#(and (<= main_~y~0 11) (<= 11 main_~y~0))} is VALID [2022-04-15 06:06:30,361 INFO L290 TraceCheckUtils]: 17: Hoare triple {40510#(and (<= main_~y~0 11) (<= 11 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40511#(and (<= 12 main_~y~0) (<= main_~y~0 12))} is VALID [2022-04-15 06:06:30,362 INFO L290 TraceCheckUtils]: 18: Hoare triple {40511#(and (<= 12 main_~y~0) (<= main_~y~0 12))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40512#(and (<= main_~y~0 13) (<= 13 main_~y~0))} is VALID [2022-04-15 06:06:30,362 INFO L290 TraceCheckUtils]: 19: Hoare triple {40512#(and (<= main_~y~0 13) (<= 13 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40513#(and (<= 14 main_~y~0) (<= main_~y~0 14))} is VALID [2022-04-15 06:06:30,362 INFO L290 TraceCheckUtils]: 20: Hoare triple {40513#(and (<= 14 main_~y~0) (<= main_~y~0 14))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40514#(and (<= main_~y~0 15) (<= 15 main_~y~0))} is VALID [2022-04-15 06:06:30,363 INFO L290 TraceCheckUtils]: 21: Hoare triple {40514#(and (<= main_~y~0 15) (<= 15 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40515#(and (<= 16 main_~y~0) (<= main_~y~0 16))} is VALID [2022-04-15 06:06:30,363 INFO L290 TraceCheckUtils]: 22: Hoare triple {40515#(and (<= 16 main_~y~0) (<= main_~y~0 16))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40516#(and (<= main_~y~0 17) (<= 17 main_~y~0))} is VALID [2022-04-15 06:06:30,363 INFO L290 TraceCheckUtils]: 23: Hoare triple {40516#(and (<= main_~y~0 17) (<= 17 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40517#(and (<= 18 main_~y~0) (<= main_~y~0 18))} is VALID [2022-04-15 06:06:30,364 INFO L290 TraceCheckUtils]: 24: Hoare triple {40517#(and (<= 18 main_~y~0) (<= main_~y~0 18))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40518#(and (<= 19 main_~y~0) (<= main_~y~0 19))} is VALID [2022-04-15 06:06:30,364 INFO L290 TraceCheckUtils]: 25: Hoare triple {40518#(and (<= 19 main_~y~0) (<= main_~y~0 19))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40519#(and (<= 20 main_~y~0) (<= main_~y~0 20))} is VALID [2022-04-15 06:06:30,365 INFO L290 TraceCheckUtils]: 26: Hoare triple {40519#(and (<= 20 main_~y~0) (<= main_~y~0 20))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40520#(and (<= main_~y~0 21) (<= 21 main_~y~0))} is VALID [2022-04-15 06:06:30,365 INFO L290 TraceCheckUtils]: 27: Hoare triple {40520#(and (<= main_~y~0 21) (<= 21 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40521#(and (<= main_~y~0 22) (<= 22 main_~y~0))} is VALID [2022-04-15 06:06:30,365 INFO L290 TraceCheckUtils]: 28: Hoare triple {40521#(and (<= main_~y~0 22) (<= 22 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40522#(and (<= main_~y~0 23) (<= 23 main_~y~0))} is VALID [2022-04-15 06:06:30,366 INFO L290 TraceCheckUtils]: 29: Hoare triple {40522#(and (<= main_~y~0 23) (<= 23 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40523#(and (<= 24 main_~y~0) (<= main_~y~0 24))} is VALID [2022-04-15 06:06:30,366 INFO L290 TraceCheckUtils]: 30: Hoare triple {40523#(and (<= 24 main_~y~0) (<= main_~y~0 24))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40524#(and (<= 25 main_~y~0) (<= main_~y~0 25))} is VALID [2022-04-15 06:06:30,366 INFO L290 TraceCheckUtils]: 31: Hoare triple {40524#(and (<= 25 main_~y~0) (<= main_~y~0 25))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40525#(and (<= main_~y~0 26) (<= 26 main_~y~0))} is VALID [2022-04-15 06:06:30,367 INFO L290 TraceCheckUtils]: 32: Hoare triple {40525#(and (<= main_~y~0 26) (<= 26 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40526#(and (<= main_~y~0 27) (<= 27 main_~y~0))} is VALID [2022-04-15 06:06:30,367 INFO L290 TraceCheckUtils]: 33: Hoare triple {40526#(and (<= main_~y~0 27) (<= 27 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40527#(and (<= main_~y~0 28) (<= 28 main_~y~0))} is VALID [2022-04-15 06:06:30,368 INFO L290 TraceCheckUtils]: 34: Hoare triple {40527#(and (<= main_~y~0 28) (<= 28 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40528#(and (<= 29 main_~y~0) (<= main_~y~0 29))} is VALID [2022-04-15 06:06:30,368 INFO L290 TraceCheckUtils]: 35: Hoare triple {40528#(and (<= 29 main_~y~0) (<= main_~y~0 29))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40529#(and (<= main_~y~0 30) (<= 30 main_~y~0))} is VALID [2022-04-15 06:06:30,368 INFO L290 TraceCheckUtils]: 36: Hoare triple {40529#(and (<= main_~y~0 30) (<= 30 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40530#(and (<= main_~y~0 31) (<= 31 main_~y~0))} is VALID [2022-04-15 06:06:30,369 INFO L290 TraceCheckUtils]: 37: Hoare triple {40530#(and (<= main_~y~0 31) (<= 31 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40531#(and (<= main_~y~0 32) (<= 32 main_~y~0))} is VALID [2022-04-15 06:06:30,369 INFO L290 TraceCheckUtils]: 38: Hoare triple {40531#(and (<= main_~y~0 32) (<= 32 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40532#(and (<= 33 main_~y~0) (<= main_~y~0 33))} is VALID [2022-04-15 06:06:30,370 INFO L290 TraceCheckUtils]: 39: Hoare triple {40532#(and (<= 33 main_~y~0) (<= main_~y~0 33))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40533#(and (<= main_~y~0 34) (<= 34 main_~y~0))} is VALID [2022-04-15 06:06:30,370 INFO L290 TraceCheckUtils]: 40: Hoare triple {40533#(and (<= main_~y~0 34) (<= 34 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40534#(and (<= 35 main_~y~0) (<= main_~y~0 35))} is VALID [2022-04-15 06:06:30,370 INFO L290 TraceCheckUtils]: 41: Hoare triple {40534#(and (<= 35 main_~y~0) (<= main_~y~0 35))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40535#(and (<= 36 main_~y~0) (<= main_~y~0 36))} is VALID [2022-04-15 06:06:30,371 INFO L290 TraceCheckUtils]: 42: Hoare triple {40535#(and (<= 36 main_~y~0) (<= main_~y~0 36))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40536#(and (<= main_~y~0 37) (<= 37 main_~y~0))} is VALID [2022-04-15 06:06:30,371 INFO L290 TraceCheckUtils]: 43: Hoare triple {40536#(and (<= main_~y~0 37) (<= 37 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40537#(and (<= 38 main_~y~0) (<= main_~y~0 38))} is VALID [2022-04-15 06:06:30,372 INFO L290 TraceCheckUtils]: 44: Hoare triple {40537#(and (<= 38 main_~y~0) (<= main_~y~0 38))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40538#(and (<= 39 main_~y~0) (<= main_~y~0 39))} is VALID [2022-04-15 06:06:30,372 INFO L290 TraceCheckUtils]: 45: Hoare triple {40538#(and (<= 39 main_~y~0) (<= main_~y~0 39))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40539#(and (<= 40 main_~y~0) (<= main_~y~0 40))} is VALID [2022-04-15 06:06:30,372 INFO L290 TraceCheckUtils]: 46: Hoare triple {40539#(and (<= 40 main_~y~0) (<= main_~y~0 40))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40540#(and (<= 41 main_~y~0) (<= main_~y~0 41))} is VALID [2022-04-15 06:06:30,373 INFO L290 TraceCheckUtils]: 47: Hoare triple {40540#(and (<= 41 main_~y~0) (<= main_~y~0 41))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40541#(and (<= main_~y~0 42) (<= 42 main_~y~0))} is VALID [2022-04-15 06:06:30,373 INFO L290 TraceCheckUtils]: 48: Hoare triple {40541#(and (<= main_~y~0 42) (<= 42 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40542#(and (<= 43 main_~y~0) (<= main_~y~0 43))} is VALID [2022-04-15 06:06:30,373 INFO L290 TraceCheckUtils]: 49: Hoare triple {40542#(and (<= 43 main_~y~0) (<= main_~y~0 43))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40543#(and (<= main_~y~0 44) (<= 44 main_~y~0))} is VALID [2022-04-15 06:06:30,374 INFO L290 TraceCheckUtils]: 50: Hoare triple {40543#(and (<= main_~y~0 44) (<= 44 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40544#(and (<= main_~y~0 45) (<= 45 main_~y~0))} is VALID [2022-04-15 06:06:30,374 INFO L290 TraceCheckUtils]: 51: Hoare triple {40544#(and (<= main_~y~0 45) (<= 45 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40545#(and (<= main_~y~0 46) (<= 46 main_~y~0))} is VALID [2022-04-15 06:06:30,375 INFO L290 TraceCheckUtils]: 52: Hoare triple {40545#(and (<= main_~y~0 46) (<= 46 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40546#(and (<= main_~y~0 47) (<= 47 main_~y~0))} is VALID [2022-04-15 06:06:30,375 INFO L290 TraceCheckUtils]: 53: Hoare triple {40546#(and (<= main_~y~0 47) (<= 47 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40547#(and (<= 48 main_~y~0) (<= main_~y~0 48))} is VALID [2022-04-15 06:06:30,375 INFO L290 TraceCheckUtils]: 54: Hoare triple {40547#(and (<= 48 main_~y~0) (<= main_~y~0 48))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40548#(and (<= 49 main_~y~0) (<= main_~y~0 49))} is VALID [2022-04-15 06:06:30,376 INFO L290 TraceCheckUtils]: 55: Hoare triple {40548#(and (<= 49 main_~y~0) (<= main_~y~0 49))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40549#(and (<= 50 main_~y~0) (<= main_~y~0 50))} is VALID [2022-04-15 06:06:30,376 INFO L290 TraceCheckUtils]: 56: Hoare triple {40549#(and (<= 50 main_~y~0) (<= main_~y~0 50))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40550#(and (<= 51 main_~y~0) (<= main_~y~0 51))} is VALID [2022-04-15 06:06:30,376 INFO L290 TraceCheckUtils]: 57: Hoare triple {40550#(and (<= 51 main_~y~0) (<= main_~y~0 51))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40551#(and (<= main_~y~0 52) (<= 52 main_~y~0))} is VALID [2022-04-15 06:06:30,377 INFO L290 TraceCheckUtils]: 58: Hoare triple {40551#(and (<= main_~y~0 52) (<= 52 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40552#(and (<= main_~y~0 53) (<= 53 main_~y~0))} is VALID [2022-04-15 06:06:30,377 INFO L290 TraceCheckUtils]: 59: Hoare triple {40552#(and (<= main_~y~0 53) (<= 53 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40553#(and (<= 54 main_~y~0) (<= main_~y~0 54))} is VALID [2022-04-15 06:06:30,378 INFO L290 TraceCheckUtils]: 60: Hoare triple {40553#(and (<= 54 main_~y~0) (<= main_~y~0 54))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40554#(and (<= 55 main_~y~0) (<= main_~y~0 55))} is VALID [2022-04-15 06:06:30,378 INFO L290 TraceCheckUtils]: 61: Hoare triple {40554#(and (<= 55 main_~y~0) (<= main_~y~0 55))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40555#(and (<= main_~y~0 56) (<= 56 main_~y~0))} is VALID [2022-04-15 06:06:30,378 INFO L290 TraceCheckUtils]: 62: Hoare triple {40555#(and (<= main_~y~0 56) (<= 56 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40556#(and (<= main_~y~0 57) (<= 57 main_~y~0))} is VALID [2022-04-15 06:06:30,400 INFO L290 TraceCheckUtils]: 63: Hoare triple {40556#(and (<= main_~y~0 57) (<= 57 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40557#(and (<= 58 main_~y~0) (<= main_~y~0 58))} is VALID [2022-04-15 06:06:30,401 INFO L290 TraceCheckUtils]: 64: Hoare triple {40557#(and (<= 58 main_~y~0) (<= main_~y~0 58))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40558#(and (<= main_~y~0 59) (<= 59 main_~y~0))} is VALID [2022-04-15 06:06:30,401 INFO L290 TraceCheckUtils]: 65: Hoare triple {40558#(and (<= main_~y~0 59) (<= 59 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40559#(and (<= 60 main_~y~0) (<= main_~y~0 60))} is VALID [2022-04-15 06:06:30,402 INFO L290 TraceCheckUtils]: 66: Hoare triple {40559#(and (<= 60 main_~y~0) (<= main_~y~0 60))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40560#(and (<= main_~y~0 61) (<= 61 main_~y~0))} is VALID [2022-04-15 06:06:30,402 INFO L290 TraceCheckUtils]: 67: Hoare triple {40560#(and (<= main_~y~0 61) (<= 61 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40767#(and (<= main_~y~0 62) (<= 62 main_~y~0))} is VALID [2022-04-15 06:06:30,403 INFO L290 TraceCheckUtils]: 68: Hoare triple {40767#(and (<= main_~y~0 62) (<= 62 main_~y~0))} assume !(~y~0 % 4294967296 < 1024); {40495#false} is VALID [2022-04-15 06:06:30,403 INFO L272 TraceCheckUtils]: 69: Hoare triple {40495#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {40495#false} is VALID [2022-04-15 06:06:30,403 INFO L290 TraceCheckUtils]: 70: Hoare triple {40495#false} ~cond := #in~cond; {40495#false} is VALID [2022-04-15 06:06:30,403 INFO L290 TraceCheckUtils]: 71: Hoare triple {40495#false} assume 0 == ~cond; {40495#false} is VALID [2022-04-15 06:06:30,403 INFO L290 TraceCheckUtils]: 72: Hoare triple {40495#false} assume !false; {40495#false} is VALID [2022-04-15 06:06:30,403 INFO L134 CoverageAnalysis]: Checked inductivity of 1953 backedges. 0 proven. 1953 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 06:06:30,403 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-15 06:06:34,914 INFO L290 TraceCheckUtils]: 72: Hoare triple {40495#false} assume !false; {40495#false} is VALID [2022-04-15 06:06:34,915 INFO L290 TraceCheckUtils]: 71: Hoare triple {40495#false} assume 0 == ~cond; {40495#false} is VALID [2022-04-15 06:06:34,915 INFO L290 TraceCheckUtils]: 70: Hoare triple {40495#false} ~cond := #in~cond; {40495#false} is VALID [2022-04-15 06:06:34,915 INFO L272 TraceCheckUtils]: 69: Hoare triple {40495#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {40495#false} is VALID [2022-04-15 06:06:34,915 INFO L290 TraceCheckUtils]: 68: Hoare triple {40795#(< (mod main_~y~0 4294967296) 1024)} assume !(~y~0 % 4294967296 < 1024); {40495#false} is VALID [2022-04-15 06:06:34,916 INFO L290 TraceCheckUtils]: 67: Hoare triple {40799#(< (mod (+ main_~y~0 1) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40795#(< (mod main_~y~0 4294967296) 1024)} is VALID [2022-04-15 06:06:34,917 INFO L290 TraceCheckUtils]: 66: Hoare triple {40803#(< (mod (+ main_~y~0 2) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40799#(< (mod (+ main_~y~0 1) 4294967296) 1024)} is VALID [2022-04-15 06:06:34,917 INFO L290 TraceCheckUtils]: 65: Hoare triple {40807#(< (mod (+ main_~y~0 3) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40803#(< (mod (+ main_~y~0 2) 4294967296) 1024)} is VALID [2022-04-15 06:06:34,918 INFO L290 TraceCheckUtils]: 64: Hoare triple {40811#(< (mod (+ main_~y~0 4) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40807#(< (mod (+ main_~y~0 3) 4294967296) 1024)} is VALID [2022-04-15 06:06:34,918 INFO L290 TraceCheckUtils]: 63: Hoare triple {40815#(< (mod (+ 5 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40811#(< (mod (+ main_~y~0 4) 4294967296) 1024)} is VALID [2022-04-15 06:06:34,919 INFO L290 TraceCheckUtils]: 62: Hoare triple {40819#(< (mod (+ main_~y~0 6) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40815#(< (mod (+ 5 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:06:34,919 INFO L290 TraceCheckUtils]: 61: Hoare triple {40823#(< (mod (+ 7 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40819#(< (mod (+ main_~y~0 6) 4294967296) 1024)} is VALID [2022-04-15 06:06:34,920 INFO L290 TraceCheckUtils]: 60: Hoare triple {40827#(< (mod (+ main_~y~0 8) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40823#(< (mod (+ 7 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:06:34,920 INFO L290 TraceCheckUtils]: 59: Hoare triple {40831#(< (mod (+ main_~y~0 9) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40827#(< (mod (+ main_~y~0 8) 4294967296) 1024)} is VALID [2022-04-15 06:06:34,921 INFO L290 TraceCheckUtils]: 58: Hoare triple {40835#(< (mod (+ main_~y~0 10) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40831#(< (mod (+ main_~y~0 9) 4294967296) 1024)} is VALID [2022-04-15 06:06:34,921 INFO L290 TraceCheckUtils]: 57: Hoare triple {40839#(< (mod (+ main_~y~0 11) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40835#(< (mod (+ main_~y~0 10) 4294967296) 1024)} is VALID [2022-04-15 06:06:34,922 INFO L290 TraceCheckUtils]: 56: Hoare triple {40843#(< (mod (+ main_~y~0 12) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40839#(< (mod (+ main_~y~0 11) 4294967296) 1024)} is VALID [2022-04-15 06:06:34,922 INFO L290 TraceCheckUtils]: 55: Hoare triple {40847#(< (mod (+ main_~y~0 13) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40843#(< (mod (+ main_~y~0 12) 4294967296) 1024)} is VALID [2022-04-15 06:06:34,923 INFO L290 TraceCheckUtils]: 54: Hoare triple {40851#(< (mod (+ main_~y~0 14) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40847#(< (mod (+ main_~y~0 13) 4294967296) 1024)} is VALID [2022-04-15 06:06:34,923 INFO L290 TraceCheckUtils]: 53: Hoare triple {40855#(< (mod (+ main_~y~0 15) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40851#(< (mod (+ main_~y~0 14) 4294967296) 1024)} is VALID [2022-04-15 06:06:34,924 INFO L290 TraceCheckUtils]: 52: Hoare triple {40859#(< (mod (+ main_~y~0 16) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40855#(< (mod (+ main_~y~0 15) 4294967296) 1024)} is VALID [2022-04-15 06:06:34,924 INFO L290 TraceCheckUtils]: 51: Hoare triple {40863#(< (mod (+ main_~y~0 17) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40859#(< (mod (+ main_~y~0 16) 4294967296) 1024)} is VALID [2022-04-15 06:06:34,925 INFO L290 TraceCheckUtils]: 50: Hoare triple {40867#(< (mod (+ main_~y~0 18) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40863#(< (mod (+ main_~y~0 17) 4294967296) 1024)} is VALID [2022-04-15 06:06:34,926 INFO L290 TraceCheckUtils]: 49: Hoare triple {40871#(< (mod (+ 19 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40867#(< (mod (+ main_~y~0 18) 4294967296) 1024)} is VALID [2022-04-15 06:06:34,926 INFO L290 TraceCheckUtils]: 48: Hoare triple {40875#(< (mod (+ main_~y~0 20) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40871#(< (mod (+ 19 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:06:34,927 INFO L290 TraceCheckUtils]: 47: Hoare triple {40879#(< (mod (+ main_~y~0 21) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40875#(< (mod (+ main_~y~0 20) 4294967296) 1024)} is VALID [2022-04-15 06:06:34,927 INFO L290 TraceCheckUtils]: 46: Hoare triple {40883#(< (mod (+ main_~y~0 22) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40879#(< (mod (+ main_~y~0 21) 4294967296) 1024)} is VALID [2022-04-15 06:06:34,928 INFO L290 TraceCheckUtils]: 45: Hoare triple {40887#(< (mod (+ 23 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40883#(< (mod (+ main_~y~0 22) 4294967296) 1024)} is VALID [2022-04-15 06:06:34,928 INFO L290 TraceCheckUtils]: 44: Hoare triple {40891#(< (mod (+ main_~y~0 24) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40887#(< (mod (+ 23 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:06:34,929 INFO L290 TraceCheckUtils]: 43: Hoare triple {40895#(< (mod (+ main_~y~0 25) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40891#(< (mod (+ main_~y~0 24) 4294967296) 1024)} is VALID [2022-04-15 06:06:34,929 INFO L290 TraceCheckUtils]: 42: Hoare triple {40899#(< (mod (+ main_~y~0 26) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40895#(< (mod (+ main_~y~0 25) 4294967296) 1024)} is VALID [2022-04-15 06:06:34,930 INFO L290 TraceCheckUtils]: 41: Hoare triple {40903#(< (mod (+ main_~y~0 27) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40899#(< (mod (+ main_~y~0 26) 4294967296) 1024)} is VALID [2022-04-15 06:06:34,930 INFO L290 TraceCheckUtils]: 40: Hoare triple {40907#(< (mod (+ main_~y~0 28) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40903#(< (mod (+ main_~y~0 27) 4294967296) 1024)} is VALID [2022-04-15 06:06:34,931 INFO L290 TraceCheckUtils]: 39: Hoare triple {40911#(< (mod (+ 29 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40907#(< (mod (+ main_~y~0 28) 4294967296) 1024)} is VALID [2022-04-15 06:06:34,931 INFO L290 TraceCheckUtils]: 38: Hoare triple {40915#(< (mod (+ 30 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40911#(< (mod (+ 29 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:06:34,932 INFO L290 TraceCheckUtils]: 37: Hoare triple {40919#(< (mod (+ main_~y~0 31) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40915#(< (mod (+ 30 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:06:34,932 INFO L290 TraceCheckUtils]: 36: Hoare triple {40923#(< (mod (+ 32 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40919#(< (mod (+ main_~y~0 31) 4294967296) 1024)} is VALID [2022-04-15 06:06:34,933 INFO L290 TraceCheckUtils]: 35: Hoare triple {40927#(< (mod (+ main_~y~0 33) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40923#(< (mod (+ 32 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:06:34,933 INFO L290 TraceCheckUtils]: 34: Hoare triple {40931#(< (mod (+ main_~y~0 34) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40927#(< (mod (+ main_~y~0 33) 4294967296) 1024)} is VALID [2022-04-15 06:06:34,934 INFO L290 TraceCheckUtils]: 33: Hoare triple {40935#(< (mod (+ 35 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40931#(< (mod (+ main_~y~0 34) 4294967296) 1024)} is VALID [2022-04-15 06:06:34,934 INFO L290 TraceCheckUtils]: 32: Hoare triple {40939#(< (mod (+ main_~y~0 36) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40935#(< (mod (+ 35 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:06:34,935 INFO L290 TraceCheckUtils]: 31: Hoare triple {40943#(< (mod (+ main_~y~0 37) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40939#(< (mod (+ main_~y~0 36) 4294967296) 1024)} is VALID [2022-04-15 06:06:34,935 INFO L290 TraceCheckUtils]: 30: Hoare triple {40947#(< (mod (+ main_~y~0 38) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40943#(< (mod (+ main_~y~0 37) 4294967296) 1024)} is VALID [2022-04-15 06:06:34,936 INFO L290 TraceCheckUtils]: 29: Hoare triple {40951#(< (mod (+ main_~y~0 39) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40947#(< (mod (+ main_~y~0 38) 4294967296) 1024)} is VALID [2022-04-15 06:06:34,936 INFO L290 TraceCheckUtils]: 28: Hoare triple {40955#(< (mod (+ 40 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40951#(< (mod (+ main_~y~0 39) 4294967296) 1024)} is VALID [2022-04-15 06:06:34,937 INFO L290 TraceCheckUtils]: 27: Hoare triple {40959#(< (mod (+ 41 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40955#(< (mod (+ 40 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:06:34,937 INFO L290 TraceCheckUtils]: 26: Hoare triple {40963#(< (mod (+ 42 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40959#(< (mod (+ 41 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:06:34,938 INFO L290 TraceCheckUtils]: 25: Hoare triple {40967#(< (mod (+ main_~y~0 43) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40963#(< (mod (+ 42 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:06:34,938 INFO L290 TraceCheckUtils]: 24: Hoare triple {40971#(< (mod (+ 44 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40967#(< (mod (+ main_~y~0 43) 4294967296) 1024)} is VALID [2022-04-15 06:06:34,939 INFO L290 TraceCheckUtils]: 23: Hoare triple {40975#(< (mod (+ main_~y~0 45) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40971#(< (mod (+ 44 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:06:34,939 INFO L290 TraceCheckUtils]: 22: Hoare triple {40979#(< (mod (+ main_~y~0 46) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40975#(< (mod (+ main_~y~0 45) 4294967296) 1024)} is VALID [2022-04-15 06:06:34,940 INFO L290 TraceCheckUtils]: 21: Hoare triple {40983#(< (mod (+ main_~y~0 47) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40979#(< (mod (+ main_~y~0 46) 4294967296) 1024)} is VALID [2022-04-15 06:06:34,940 INFO L290 TraceCheckUtils]: 20: Hoare triple {40987#(< (mod (+ main_~y~0 48) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40983#(< (mod (+ main_~y~0 47) 4294967296) 1024)} is VALID [2022-04-15 06:06:34,941 INFO L290 TraceCheckUtils]: 19: Hoare triple {40991#(< (mod (+ 49 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40987#(< (mod (+ main_~y~0 48) 4294967296) 1024)} is VALID [2022-04-15 06:06:34,941 INFO L290 TraceCheckUtils]: 18: Hoare triple {40995#(< (mod (+ main_~y~0 50) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40991#(< (mod (+ 49 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:06:34,942 INFO L290 TraceCheckUtils]: 17: Hoare triple {40999#(< (mod (+ 51 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40995#(< (mod (+ main_~y~0 50) 4294967296) 1024)} is VALID [2022-04-15 06:06:34,942 INFO L290 TraceCheckUtils]: 16: Hoare triple {41003#(< (mod (+ main_~y~0 52) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {40999#(< (mod (+ 51 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:06:34,944 INFO L290 TraceCheckUtils]: 15: Hoare triple {41007#(< (mod (+ 53 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41003#(< (mod (+ main_~y~0 52) 4294967296) 1024)} is VALID [2022-04-15 06:06:34,944 INFO L290 TraceCheckUtils]: 14: Hoare triple {41011#(< (mod (+ main_~y~0 54) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41007#(< (mod (+ 53 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:06:34,945 INFO L290 TraceCheckUtils]: 13: Hoare triple {41015#(< (mod (+ main_~y~0 55) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41011#(< (mod (+ main_~y~0 54) 4294967296) 1024)} is VALID [2022-04-15 06:06:34,945 INFO L290 TraceCheckUtils]: 12: Hoare triple {41019#(< (mod (+ 56 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41015#(< (mod (+ main_~y~0 55) 4294967296) 1024)} is VALID [2022-04-15 06:06:34,946 INFO L290 TraceCheckUtils]: 11: Hoare triple {41023#(< (mod (+ 57 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41019#(< (mod (+ 56 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:06:34,946 INFO L290 TraceCheckUtils]: 10: Hoare triple {41027#(< (mod (+ main_~y~0 58) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41023#(< (mod (+ 57 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:06:34,947 INFO L290 TraceCheckUtils]: 9: Hoare triple {41031#(< (mod (+ 59 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41027#(< (mod (+ main_~y~0 58) 4294967296) 1024)} is VALID [2022-04-15 06:06:34,947 INFO L290 TraceCheckUtils]: 8: Hoare triple {41035#(< (mod (+ main_~y~0 60) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41031#(< (mod (+ 59 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:06:34,948 INFO L290 TraceCheckUtils]: 7: Hoare triple {41039#(< (mod (+ main_~y~0 61) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41035#(< (mod (+ main_~y~0 60) 4294967296) 1024)} is VALID [2022-04-15 06:06:34,948 INFO L290 TraceCheckUtils]: 6: Hoare triple {41043#(< (mod (+ main_~y~0 62) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41039#(< (mod (+ main_~y~0 61) 4294967296) 1024)} is VALID [2022-04-15 06:06:34,948 INFO L290 TraceCheckUtils]: 5: Hoare triple {40494#true} ~x~0 := 1;~y~0 := 0; {41043#(< (mod (+ main_~y~0 62) 4294967296) 1024)} is VALID [2022-04-15 06:06:34,949 INFO L272 TraceCheckUtils]: 4: Hoare triple {40494#true} call #t~ret5 := main(); {40494#true} is VALID [2022-04-15 06:06:34,949 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {40494#true} {40494#true} #34#return; {40494#true} is VALID [2022-04-15 06:06:34,949 INFO L290 TraceCheckUtils]: 2: Hoare triple {40494#true} assume true; {40494#true} is VALID [2022-04-15 06:06:34,949 INFO L290 TraceCheckUtils]: 1: Hoare triple {40494#true} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {40494#true} is VALID [2022-04-15 06:06:34,949 INFO L272 TraceCheckUtils]: 0: Hoare triple {40494#true} call ULTIMATE.init(); {40494#true} is VALID [2022-04-15 06:06:34,949 INFO L134 CoverageAnalysis]: Checked inductivity of 1953 backedges. 0 proven. 1953 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 06:06:34,949 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [953234496] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-15 06:06:34,949 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-04-15 06:06:34,949 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [66, 65, 65] total 130 [2022-04-15 06:06:34,950 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-15 06:06:34,950 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [1733742848] [2022-04-15 06:06:34,950 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [1733742848] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-15 06:06:34,950 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-15 06:06:34,950 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [66] imperfect sequences [] total 66 [2022-04-15 06:06:34,950 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1859528345] [2022-04-15 06:06:34,950 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-15 06:06:34,951 INFO L78 Accepts]: Start accepts. Automaton has has 66 states, 66 states have (on average 1.0454545454545454) internal successors, (69), 65 states have internal predecessors, (69), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 73 [2022-04-15 06:06:34,951 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-15 06:06:34,951 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 66 states, 66 states have (on average 1.0454545454545454) internal successors, (69), 65 states have internal predecessors, (69), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:06:34,978 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 73 edges. 73 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 06:06:34,978 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 66 states [2022-04-15 06:06:34,978 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-15 06:06:34,980 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 66 interpolants. [2022-04-15 06:06:34,980 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=4352, Invalid=12418, Unknown=0, NotChecked=0, Total=16770 [2022-04-15 06:06:34,981 INFO L87 Difference]: Start difference. First operand 74 states and 74 transitions. Second operand has 66 states, 66 states have (on average 1.0454545454545454) internal successors, (69), 65 states have internal predecessors, (69), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:06:40,944 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 06:06:40,944 INFO L93 Difference]: Finished difference Result 80 states and 80 transitions. [2022-04-15 06:06:40,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2022-04-15 06:06:40,945 INFO L78 Accepts]: Start accepts. Automaton has has 66 states, 66 states have (on average 1.0454545454545454) internal successors, (69), 65 states have internal predecessors, (69), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 73 [2022-04-15 06:06:40,945 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-15 06:06:40,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 66 states, 66 states have (on average 1.0454545454545454) internal successors, (69), 65 states have internal predecessors, (69), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:06:40,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 66 states and 80 transitions. [2022-04-15 06:06:40,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 66 states, 66 states have (on average 1.0454545454545454) internal successors, (69), 65 states have internal predecessors, (69), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:06:40,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 66 states and 80 transitions. [2022-04-15 06:06:40,947 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 66 states and 80 transitions. [2022-04-15 06:06:40,978 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 80 edges. 80 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 06:06:40,979 INFO L225 Difference]: With dead ends: 80 [2022-04-15 06:06:40,979 INFO L226 Difference]: Without dead ends: 75 [2022-04-15 06:06:40,981 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 275 GetRequests, 83 SyntacticMatches, 1 SemanticMatches, 191 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2083 ImplicationChecksByTransitivity, 6.7s TimeCoverageRelationStatistics Valid=8697, Invalid=28359, Unknown=0, NotChecked=0, Total=37056 [2022-04-15 06:06:40,983 INFO L913 BasicCegarLoop]: 11 mSDtfsCounter, 6 mSDsluCounter, 152 mSDsCounter, 0 mSdLazyCounter, 4058 mSolverCounterSat, 127 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 163 SdHoareTripleChecker+Invalid, 4185 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 127 IncrementalHoareTripleChecker+Valid, 4058 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-04-15 06:06:40,984 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [6 Valid, 163 Invalid, 4185 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [127 Valid, 4058 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2022-04-15 06:06:40,984 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states. [2022-04-15 06:06:41,039 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 75. [2022-04-15 06:06:41,039 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-15 06:06:41,039 INFO L82 GeneralOperation]: Start isEquivalent. First operand 75 states. Second operand has 75 states, 70 states have (on average 1.0142857142857142) internal successors, (71), 70 states have internal predecessors, (71), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:06:41,039 INFO L74 IsIncluded]: Start isIncluded. First operand 75 states. Second operand has 75 states, 70 states have (on average 1.0142857142857142) internal successors, (71), 70 states have internal predecessors, (71), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:06:41,039 INFO L87 Difference]: Start difference. First operand 75 states. Second operand has 75 states, 70 states have (on average 1.0142857142857142) internal successors, (71), 70 states have internal predecessors, (71), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:06:41,040 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 06:06:41,040 INFO L93 Difference]: Finished difference Result 75 states and 75 transitions. [2022-04-15 06:06:41,040 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 75 transitions. [2022-04-15 06:06:41,040 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-15 06:06:41,040 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-15 06:06:41,040 INFO L74 IsIncluded]: Start isIncluded. First operand has 75 states, 70 states have (on average 1.0142857142857142) internal successors, (71), 70 states have internal predecessors, (71), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 75 states. [2022-04-15 06:06:41,040 INFO L87 Difference]: Start difference. First operand has 75 states, 70 states have (on average 1.0142857142857142) internal successors, (71), 70 states have internal predecessors, (71), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 75 states. [2022-04-15 06:06:41,041 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 06:06:41,041 INFO L93 Difference]: Finished difference Result 75 states and 75 transitions. [2022-04-15 06:06:41,041 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 75 transitions. [2022-04-15 06:06:41,044 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-15 06:06:41,044 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-15 06:06:41,044 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-15 06:06:41,044 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-15 06:06:41,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 75 states, 70 states have (on average 1.0142857142857142) internal successors, (71), 70 states have internal predecessors, (71), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:06:41,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 75 transitions. [2022-04-15 06:06:41,045 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 75 transitions. Word has length 73 [2022-04-15 06:06:41,045 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-15 06:06:41,045 INFO L478 AbstractCegarLoop]: Abstraction has 75 states and 75 transitions. [2022-04-15 06:06:41,045 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 66 states, 66 states have (on average 1.0454545454545454) internal successors, (69), 65 states have internal predecessors, (69), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:06:41,045 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 75 states and 75 transitions. [2022-04-15 06:06:41,085 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 75 edges. 75 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 06:06:41,085 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 75 transitions. [2022-04-15 06:06:41,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2022-04-15 06:06:41,085 INFO L491 BasicCegarLoop]: Found error trace [2022-04-15 06:06:41,085 INFO L499 BasicCegarLoop]: trace histogram [63, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-15 06:06:41,117 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (63)] Forceful destruction successful, exit code 0 [2022-04-15 06:06:41,302 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 63 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable124,SelfDestructingSolverStorable125 [2022-04-15 06:06:41,302 INFO L403 AbstractCegarLoop]: === Iteration 65 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-15 06:06:41,303 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-15 06:06:41,303 INFO L85 PathProgramCache]: Analyzing trace with hash 2034851254, now seen corresponding path program 125 times [2022-04-15 06:06:41,303 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-15 06:06:41,303 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [1387147300] [2022-04-15 06:06:41,879 INFO L89 AcceleratorJordan]: Jordan loop acceleration statistics: 1 HavocedVariables, 2 AssignedVariables, 0 ReadonlyVariables, Eigenvalues: {0={1=1}, 1={2=1}}, 1 SequentialAcceleration, 0 AlternatingAcceleration, 1 QuantifierFreeResult [2022-04-15 06:06:41,879 INFO L271 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2022-04-15 06:06:41,881 INFO L85 PathProgramCache]: Analyzing trace with hash 1797223543, now seen corresponding path program 1 times [2022-04-15 06:06:41,881 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-15 06:06:41,881 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [522786368] [2022-04-15 06:06:41,881 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-15 06:06:41,881 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-15 06:06:41,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-15 06:06:41,885 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-04-15 06:06:41,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-15 06:06:41,887 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-04-15 06:06:41,888 INFO L85 PathProgramCache]: Analyzing trace with hash 2034851254, now seen corresponding path program 126 times [2022-04-15 06:06:41,888 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-15 06:06:41,888 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1858083823] [2022-04-15 06:06:41,889 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-15 06:06:41,889 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-15 06:06:41,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 06:06:43,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-15 06:06:43,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 06:06:43,683 INFO L290 TraceCheckUtils]: 0: Hoare triple {41719#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {41650#true} is VALID [2022-04-15 06:06:43,684 INFO L290 TraceCheckUtils]: 1: Hoare triple {41650#true} assume true; {41650#true} is VALID [2022-04-15 06:06:43,684 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {41650#true} {41650#true} #34#return; {41650#true} is VALID [2022-04-15 06:06:43,684 INFO L272 TraceCheckUtils]: 0: Hoare triple {41650#true} call ULTIMATE.init(); {41719#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} is VALID [2022-04-15 06:06:43,684 INFO L290 TraceCheckUtils]: 1: Hoare triple {41719#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {41650#true} is VALID [2022-04-15 06:06:43,684 INFO L290 TraceCheckUtils]: 2: Hoare triple {41650#true} assume true; {41650#true} is VALID [2022-04-15 06:06:43,684 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {41650#true} {41650#true} #34#return; {41650#true} is VALID [2022-04-15 06:06:43,684 INFO L272 TraceCheckUtils]: 4: Hoare triple {41650#true} call #t~ret5 := main(); {41650#true} is VALID [2022-04-15 06:06:43,685 INFO L290 TraceCheckUtils]: 5: Hoare triple {41650#true} ~x~0 := 1;~y~0 := 0; {41655#(= main_~y~0 0)} is VALID [2022-04-15 06:06:43,685 INFO L290 TraceCheckUtils]: 6: Hoare triple {41655#(= main_~y~0 0)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41656#(and (<= 1 main_~y~0) (<= main_~y~0 1))} is VALID [2022-04-15 06:06:43,685 INFO L290 TraceCheckUtils]: 7: Hoare triple {41656#(and (<= 1 main_~y~0) (<= main_~y~0 1))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41657#(and (<= 2 main_~y~0) (<= main_~y~0 2))} is VALID [2022-04-15 06:06:43,686 INFO L290 TraceCheckUtils]: 8: Hoare triple {41657#(and (<= 2 main_~y~0) (<= main_~y~0 2))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41658#(and (<= main_~y~0 3) (<= 3 main_~y~0))} is VALID [2022-04-15 06:06:43,686 INFO L290 TraceCheckUtils]: 9: Hoare triple {41658#(and (<= main_~y~0 3) (<= 3 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41659#(and (<= main_~y~0 4) (<= 4 main_~y~0))} is VALID [2022-04-15 06:06:43,687 INFO L290 TraceCheckUtils]: 10: Hoare triple {41659#(and (<= main_~y~0 4) (<= 4 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41660#(and (<= 5 main_~y~0) (<= main_~y~0 5))} is VALID [2022-04-15 06:06:43,687 INFO L290 TraceCheckUtils]: 11: Hoare triple {41660#(and (<= 5 main_~y~0) (<= main_~y~0 5))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41661#(and (<= main_~y~0 6) (<= 6 main_~y~0))} is VALID [2022-04-15 06:06:43,687 INFO L290 TraceCheckUtils]: 12: Hoare triple {41661#(and (<= main_~y~0 6) (<= 6 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41662#(and (<= 7 main_~y~0) (<= main_~y~0 7))} is VALID [2022-04-15 06:06:43,688 INFO L290 TraceCheckUtils]: 13: Hoare triple {41662#(and (<= 7 main_~y~0) (<= main_~y~0 7))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41663#(and (<= main_~y~0 8) (<= 8 main_~y~0))} is VALID [2022-04-15 06:06:43,688 INFO L290 TraceCheckUtils]: 14: Hoare triple {41663#(and (<= main_~y~0 8) (<= 8 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41664#(and (<= 9 main_~y~0) (<= main_~y~0 9))} is VALID [2022-04-15 06:06:43,689 INFO L290 TraceCheckUtils]: 15: Hoare triple {41664#(and (<= 9 main_~y~0) (<= main_~y~0 9))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41665#(and (<= main_~y~0 10) (<= 10 main_~y~0))} is VALID [2022-04-15 06:06:43,689 INFO L290 TraceCheckUtils]: 16: Hoare triple {41665#(and (<= main_~y~0 10) (<= 10 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41666#(and (<= main_~y~0 11) (<= 11 main_~y~0))} is VALID [2022-04-15 06:06:43,689 INFO L290 TraceCheckUtils]: 17: Hoare triple {41666#(and (<= main_~y~0 11) (<= 11 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41667#(and (<= 12 main_~y~0) (<= main_~y~0 12))} is VALID [2022-04-15 06:06:43,690 INFO L290 TraceCheckUtils]: 18: Hoare triple {41667#(and (<= 12 main_~y~0) (<= main_~y~0 12))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41668#(and (<= main_~y~0 13) (<= 13 main_~y~0))} is VALID [2022-04-15 06:06:43,690 INFO L290 TraceCheckUtils]: 19: Hoare triple {41668#(and (<= main_~y~0 13) (<= 13 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41669#(and (<= 14 main_~y~0) (<= main_~y~0 14))} is VALID [2022-04-15 06:06:43,691 INFO L290 TraceCheckUtils]: 20: Hoare triple {41669#(and (<= 14 main_~y~0) (<= main_~y~0 14))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41670#(and (<= main_~y~0 15) (<= 15 main_~y~0))} is VALID [2022-04-15 06:06:43,691 INFO L290 TraceCheckUtils]: 21: Hoare triple {41670#(and (<= main_~y~0 15) (<= 15 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41671#(and (<= 16 main_~y~0) (<= main_~y~0 16))} is VALID [2022-04-15 06:06:43,692 INFO L290 TraceCheckUtils]: 22: Hoare triple {41671#(and (<= 16 main_~y~0) (<= main_~y~0 16))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41672#(and (<= main_~y~0 17) (<= 17 main_~y~0))} is VALID [2022-04-15 06:06:43,692 INFO L290 TraceCheckUtils]: 23: Hoare triple {41672#(and (<= main_~y~0 17) (<= 17 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41673#(and (<= 18 main_~y~0) (<= main_~y~0 18))} is VALID [2022-04-15 06:06:43,692 INFO L290 TraceCheckUtils]: 24: Hoare triple {41673#(and (<= 18 main_~y~0) (<= main_~y~0 18))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41674#(and (<= 19 main_~y~0) (<= main_~y~0 19))} is VALID [2022-04-15 06:06:43,693 INFO L290 TraceCheckUtils]: 25: Hoare triple {41674#(and (<= 19 main_~y~0) (<= main_~y~0 19))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41675#(and (<= 20 main_~y~0) (<= main_~y~0 20))} is VALID [2022-04-15 06:06:43,693 INFO L290 TraceCheckUtils]: 26: Hoare triple {41675#(and (<= 20 main_~y~0) (<= main_~y~0 20))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41676#(and (<= main_~y~0 21) (<= 21 main_~y~0))} is VALID [2022-04-15 06:06:43,694 INFO L290 TraceCheckUtils]: 27: Hoare triple {41676#(and (<= main_~y~0 21) (<= 21 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41677#(and (<= main_~y~0 22) (<= 22 main_~y~0))} is VALID [2022-04-15 06:06:43,694 INFO L290 TraceCheckUtils]: 28: Hoare triple {41677#(and (<= main_~y~0 22) (<= 22 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41678#(and (<= main_~y~0 23) (<= 23 main_~y~0))} is VALID [2022-04-15 06:06:43,695 INFO L290 TraceCheckUtils]: 29: Hoare triple {41678#(and (<= main_~y~0 23) (<= 23 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41679#(and (<= 24 main_~y~0) (<= main_~y~0 24))} is VALID [2022-04-15 06:06:43,695 INFO L290 TraceCheckUtils]: 30: Hoare triple {41679#(and (<= 24 main_~y~0) (<= main_~y~0 24))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41680#(and (<= 25 main_~y~0) (<= main_~y~0 25))} is VALID [2022-04-15 06:06:43,696 INFO L290 TraceCheckUtils]: 31: Hoare triple {41680#(and (<= 25 main_~y~0) (<= main_~y~0 25))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41681#(and (<= main_~y~0 26) (<= 26 main_~y~0))} is VALID [2022-04-15 06:06:43,696 INFO L290 TraceCheckUtils]: 32: Hoare triple {41681#(and (<= main_~y~0 26) (<= 26 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41682#(and (<= main_~y~0 27) (<= 27 main_~y~0))} is VALID [2022-04-15 06:06:43,697 INFO L290 TraceCheckUtils]: 33: Hoare triple {41682#(and (<= main_~y~0 27) (<= 27 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41683#(and (<= main_~y~0 28) (<= 28 main_~y~0))} is VALID [2022-04-15 06:06:43,697 INFO L290 TraceCheckUtils]: 34: Hoare triple {41683#(and (<= main_~y~0 28) (<= 28 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41684#(and (<= 29 main_~y~0) (<= main_~y~0 29))} is VALID [2022-04-15 06:06:43,698 INFO L290 TraceCheckUtils]: 35: Hoare triple {41684#(and (<= 29 main_~y~0) (<= main_~y~0 29))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41685#(and (<= main_~y~0 30) (<= 30 main_~y~0))} is VALID [2022-04-15 06:06:43,698 INFO L290 TraceCheckUtils]: 36: Hoare triple {41685#(and (<= main_~y~0 30) (<= 30 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41686#(and (<= main_~y~0 31) (<= 31 main_~y~0))} is VALID [2022-04-15 06:06:43,699 INFO L290 TraceCheckUtils]: 37: Hoare triple {41686#(and (<= main_~y~0 31) (<= 31 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41687#(and (<= main_~y~0 32) (<= 32 main_~y~0))} is VALID [2022-04-15 06:06:43,699 INFO L290 TraceCheckUtils]: 38: Hoare triple {41687#(and (<= main_~y~0 32) (<= 32 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41688#(and (<= 33 main_~y~0) (<= main_~y~0 33))} is VALID [2022-04-15 06:06:43,700 INFO L290 TraceCheckUtils]: 39: Hoare triple {41688#(and (<= 33 main_~y~0) (<= main_~y~0 33))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41689#(and (<= main_~y~0 34) (<= 34 main_~y~0))} is VALID [2022-04-15 06:06:43,700 INFO L290 TraceCheckUtils]: 40: Hoare triple {41689#(and (<= main_~y~0 34) (<= 34 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41690#(and (<= 35 main_~y~0) (<= main_~y~0 35))} is VALID [2022-04-15 06:06:43,701 INFO L290 TraceCheckUtils]: 41: Hoare triple {41690#(and (<= 35 main_~y~0) (<= main_~y~0 35))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41691#(and (<= 36 main_~y~0) (<= main_~y~0 36))} is VALID [2022-04-15 06:06:43,701 INFO L290 TraceCheckUtils]: 42: Hoare triple {41691#(and (<= 36 main_~y~0) (<= main_~y~0 36))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41692#(and (<= main_~y~0 37) (<= 37 main_~y~0))} is VALID [2022-04-15 06:06:43,702 INFO L290 TraceCheckUtils]: 43: Hoare triple {41692#(and (<= main_~y~0 37) (<= 37 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41693#(and (<= 38 main_~y~0) (<= main_~y~0 38))} is VALID [2022-04-15 06:06:43,702 INFO L290 TraceCheckUtils]: 44: Hoare triple {41693#(and (<= 38 main_~y~0) (<= main_~y~0 38))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41694#(and (<= 39 main_~y~0) (<= main_~y~0 39))} is VALID [2022-04-15 06:06:43,703 INFO L290 TraceCheckUtils]: 45: Hoare triple {41694#(and (<= 39 main_~y~0) (<= main_~y~0 39))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41695#(and (<= 40 main_~y~0) (<= main_~y~0 40))} is VALID [2022-04-15 06:06:43,703 INFO L290 TraceCheckUtils]: 46: Hoare triple {41695#(and (<= 40 main_~y~0) (<= main_~y~0 40))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41696#(and (<= 41 main_~y~0) (<= main_~y~0 41))} is VALID [2022-04-15 06:06:43,703 INFO L290 TraceCheckUtils]: 47: Hoare triple {41696#(and (<= 41 main_~y~0) (<= main_~y~0 41))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41697#(and (<= main_~y~0 42) (<= 42 main_~y~0))} is VALID [2022-04-15 06:06:43,704 INFO L290 TraceCheckUtils]: 48: Hoare triple {41697#(and (<= main_~y~0 42) (<= 42 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41698#(and (<= 43 main_~y~0) (<= main_~y~0 43))} is VALID [2022-04-15 06:06:43,704 INFO L290 TraceCheckUtils]: 49: Hoare triple {41698#(and (<= 43 main_~y~0) (<= main_~y~0 43))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41699#(and (<= main_~y~0 44) (<= 44 main_~y~0))} is VALID [2022-04-15 06:06:43,705 INFO L290 TraceCheckUtils]: 50: Hoare triple {41699#(and (<= main_~y~0 44) (<= 44 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41700#(and (<= main_~y~0 45) (<= 45 main_~y~0))} is VALID [2022-04-15 06:06:43,705 INFO L290 TraceCheckUtils]: 51: Hoare triple {41700#(and (<= main_~y~0 45) (<= 45 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41701#(and (<= main_~y~0 46) (<= 46 main_~y~0))} is VALID [2022-04-15 06:06:43,706 INFO L290 TraceCheckUtils]: 52: Hoare triple {41701#(and (<= main_~y~0 46) (<= 46 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41702#(and (<= main_~y~0 47) (<= 47 main_~y~0))} is VALID [2022-04-15 06:06:43,706 INFO L290 TraceCheckUtils]: 53: Hoare triple {41702#(and (<= main_~y~0 47) (<= 47 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41703#(and (<= 48 main_~y~0) (<= main_~y~0 48))} is VALID [2022-04-15 06:06:43,706 INFO L290 TraceCheckUtils]: 54: Hoare triple {41703#(and (<= 48 main_~y~0) (<= main_~y~0 48))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41704#(and (<= 49 main_~y~0) (<= main_~y~0 49))} is VALID [2022-04-15 06:06:43,707 INFO L290 TraceCheckUtils]: 55: Hoare triple {41704#(and (<= 49 main_~y~0) (<= main_~y~0 49))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41705#(and (<= 50 main_~y~0) (<= main_~y~0 50))} is VALID [2022-04-15 06:06:43,707 INFO L290 TraceCheckUtils]: 56: Hoare triple {41705#(and (<= 50 main_~y~0) (<= main_~y~0 50))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41706#(and (<= 51 main_~y~0) (<= main_~y~0 51))} is VALID [2022-04-15 06:06:43,708 INFO L290 TraceCheckUtils]: 57: Hoare triple {41706#(and (<= 51 main_~y~0) (<= main_~y~0 51))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41707#(and (<= main_~y~0 52) (<= 52 main_~y~0))} is VALID [2022-04-15 06:06:43,708 INFO L290 TraceCheckUtils]: 58: Hoare triple {41707#(and (<= main_~y~0 52) (<= 52 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41708#(and (<= main_~y~0 53) (<= 53 main_~y~0))} is VALID [2022-04-15 06:06:43,709 INFO L290 TraceCheckUtils]: 59: Hoare triple {41708#(and (<= main_~y~0 53) (<= 53 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41709#(and (<= 54 main_~y~0) (<= main_~y~0 54))} is VALID [2022-04-15 06:06:43,709 INFO L290 TraceCheckUtils]: 60: Hoare triple {41709#(and (<= 54 main_~y~0) (<= main_~y~0 54))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41710#(and (<= 55 main_~y~0) (<= main_~y~0 55))} is VALID [2022-04-15 06:06:43,709 INFO L290 TraceCheckUtils]: 61: Hoare triple {41710#(and (<= 55 main_~y~0) (<= main_~y~0 55))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41711#(and (<= main_~y~0 56) (<= 56 main_~y~0))} is VALID [2022-04-15 06:06:43,710 INFO L290 TraceCheckUtils]: 62: Hoare triple {41711#(and (<= main_~y~0 56) (<= 56 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41712#(and (<= main_~y~0 57) (<= 57 main_~y~0))} is VALID [2022-04-15 06:06:43,710 INFO L290 TraceCheckUtils]: 63: Hoare triple {41712#(and (<= main_~y~0 57) (<= 57 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41713#(and (<= 58 main_~y~0) (<= main_~y~0 58))} is VALID [2022-04-15 06:06:43,711 INFO L290 TraceCheckUtils]: 64: Hoare triple {41713#(and (<= 58 main_~y~0) (<= main_~y~0 58))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41714#(and (<= main_~y~0 59) (<= 59 main_~y~0))} is VALID [2022-04-15 06:06:43,711 INFO L290 TraceCheckUtils]: 65: Hoare triple {41714#(and (<= main_~y~0 59) (<= 59 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41715#(and (<= 60 main_~y~0) (<= main_~y~0 60))} is VALID [2022-04-15 06:06:43,712 INFO L290 TraceCheckUtils]: 66: Hoare triple {41715#(and (<= 60 main_~y~0) (<= main_~y~0 60))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41716#(and (<= main_~y~0 61) (<= 61 main_~y~0))} is VALID [2022-04-15 06:06:43,712 INFO L290 TraceCheckUtils]: 67: Hoare triple {41716#(and (<= main_~y~0 61) (<= 61 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41717#(and (<= main_~y~0 62) (<= 62 main_~y~0))} is VALID [2022-04-15 06:06:43,713 INFO L290 TraceCheckUtils]: 68: Hoare triple {41717#(and (<= main_~y~0 62) (<= 62 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41718#(and (not (<= (+ (div main_~y~0 4294967296) 1) 0)) (<= main_~y~0 63))} is VALID [2022-04-15 06:06:43,713 INFO L290 TraceCheckUtils]: 69: Hoare triple {41718#(and (not (<= (+ (div main_~y~0 4294967296) 1) 0)) (<= main_~y~0 63))} assume !(~y~0 % 4294967296 < 1024); {41651#false} is VALID [2022-04-15 06:06:43,713 INFO L272 TraceCheckUtils]: 70: Hoare triple {41651#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {41651#false} is VALID [2022-04-15 06:06:43,713 INFO L290 TraceCheckUtils]: 71: Hoare triple {41651#false} ~cond := #in~cond; {41651#false} is VALID [2022-04-15 06:06:43,713 INFO L290 TraceCheckUtils]: 72: Hoare triple {41651#false} assume 0 == ~cond; {41651#false} is VALID [2022-04-15 06:06:43,713 INFO L290 TraceCheckUtils]: 73: Hoare triple {41651#false} assume !false; {41651#false} is VALID [2022-04-15 06:06:43,714 INFO L134 CoverageAnalysis]: Checked inductivity of 2016 backedges. 0 proven. 2016 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 06:06:43,714 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-15 06:06:43,715 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1858083823] [2022-04-15 06:06:43,715 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1858083823] provided 0 perfect and 1 imperfect interpolant sequences [2022-04-15 06:06:43,715 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1915010316] [2022-04-15 06:06:43,715 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2022-04-15 06:06:43,715 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-15 06:06:43,715 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-15 06:06:43,716 INFO L229 MonitoredProcess]: Starting monitored process 64 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-04-15 06:06:43,717 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (64)] Waiting until timeout for monitored process [2022-04-15 06:07:19,505 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 33 check-sat command(s) [2022-04-15 06:07:19,505 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-15 06:07:19,580 INFO L263 TraceCheckSpWp]: Trace formula consists of 368 conjuncts, 129 conjunts are in the unsatisfiable core [2022-04-15 06:07:19,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 06:07:19,592 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-15 06:07:20,048 INFO L272 TraceCheckUtils]: 0: Hoare triple {41650#true} call ULTIMATE.init(); {41650#true} is VALID [2022-04-15 06:07:20,049 INFO L290 TraceCheckUtils]: 1: Hoare triple {41650#true} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {41650#true} is VALID [2022-04-15 06:07:20,049 INFO L290 TraceCheckUtils]: 2: Hoare triple {41650#true} assume true; {41650#true} is VALID [2022-04-15 06:07:20,049 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {41650#true} {41650#true} #34#return; {41650#true} is VALID [2022-04-15 06:07:20,049 INFO L272 TraceCheckUtils]: 4: Hoare triple {41650#true} call #t~ret5 := main(); {41650#true} is VALID [2022-04-15 06:07:20,049 INFO L290 TraceCheckUtils]: 5: Hoare triple {41650#true} ~x~0 := 1;~y~0 := 0; {41655#(= main_~y~0 0)} is VALID [2022-04-15 06:07:20,049 INFO L290 TraceCheckUtils]: 6: Hoare triple {41655#(= main_~y~0 0)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41656#(and (<= 1 main_~y~0) (<= main_~y~0 1))} is VALID [2022-04-15 06:07:20,050 INFO L290 TraceCheckUtils]: 7: Hoare triple {41656#(and (<= 1 main_~y~0) (<= main_~y~0 1))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41657#(and (<= 2 main_~y~0) (<= main_~y~0 2))} is VALID [2022-04-15 06:07:20,050 INFO L290 TraceCheckUtils]: 8: Hoare triple {41657#(and (<= 2 main_~y~0) (<= main_~y~0 2))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41658#(and (<= main_~y~0 3) (<= 3 main_~y~0))} is VALID [2022-04-15 06:07:20,050 INFO L290 TraceCheckUtils]: 9: Hoare triple {41658#(and (<= main_~y~0 3) (<= 3 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41659#(and (<= main_~y~0 4) (<= 4 main_~y~0))} is VALID [2022-04-15 06:07:20,051 INFO L290 TraceCheckUtils]: 10: Hoare triple {41659#(and (<= main_~y~0 4) (<= 4 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41660#(and (<= 5 main_~y~0) (<= main_~y~0 5))} is VALID [2022-04-15 06:07:20,051 INFO L290 TraceCheckUtils]: 11: Hoare triple {41660#(and (<= 5 main_~y~0) (<= main_~y~0 5))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41661#(and (<= main_~y~0 6) (<= 6 main_~y~0))} is VALID [2022-04-15 06:07:20,052 INFO L290 TraceCheckUtils]: 12: Hoare triple {41661#(and (<= main_~y~0 6) (<= 6 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41662#(and (<= 7 main_~y~0) (<= main_~y~0 7))} is VALID [2022-04-15 06:07:20,052 INFO L290 TraceCheckUtils]: 13: Hoare triple {41662#(and (<= 7 main_~y~0) (<= main_~y~0 7))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41663#(and (<= main_~y~0 8) (<= 8 main_~y~0))} is VALID [2022-04-15 06:07:20,052 INFO L290 TraceCheckUtils]: 14: Hoare triple {41663#(and (<= main_~y~0 8) (<= 8 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41664#(and (<= 9 main_~y~0) (<= main_~y~0 9))} is VALID [2022-04-15 06:07:20,053 INFO L290 TraceCheckUtils]: 15: Hoare triple {41664#(and (<= 9 main_~y~0) (<= main_~y~0 9))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41665#(and (<= main_~y~0 10) (<= 10 main_~y~0))} is VALID [2022-04-15 06:07:20,053 INFO L290 TraceCheckUtils]: 16: Hoare triple {41665#(and (<= main_~y~0 10) (<= 10 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41666#(and (<= main_~y~0 11) (<= 11 main_~y~0))} is VALID [2022-04-15 06:07:20,054 INFO L290 TraceCheckUtils]: 17: Hoare triple {41666#(and (<= main_~y~0 11) (<= 11 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41667#(and (<= 12 main_~y~0) (<= main_~y~0 12))} is VALID [2022-04-15 06:07:20,054 INFO L290 TraceCheckUtils]: 18: Hoare triple {41667#(and (<= 12 main_~y~0) (<= main_~y~0 12))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41668#(and (<= main_~y~0 13) (<= 13 main_~y~0))} is VALID [2022-04-15 06:07:20,054 INFO L290 TraceCheckUtils]: 19: Hoare triple {41668#(and (<= main_~y~0 13) (<= 13 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41669#(and (<= 14 main_~y~0) (<= main_~y~0 14))} is VALID [2022-04-15 06:07:20,055 INFO L290 TraceCheckUtils]: 20: Hoare triple {41669#(and (<= 14 main_~y~0) (<= main_~y~0 14))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41670#(and (<= main_~y~0 15) (<= 15 main_~y~0))} is VALID [2022-04-15 06:07:20,055 INFO L290 TraceCheckUtils]: 21: Hoare triple {41670#(and (<= main_~y~0 15) (<= 15 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41671#(and (<= 16 main_~y~0) (<= main_~y~0 16))} is VALID [2022-04-15 06:07:20,056 INFO L290 TraceCheckUtils]: 22: Hoare triple {41671#(and (<= 16 main_~y~0) (<= main_~y~0 16))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41672#(and (<= main_~y~0 17) (<= 17 main_~y~0))} is VALID [2022-04-15 06:07:20,056 INFO L290 TraceCheckUtils]: 23: Hoare triple {41672#(and (<= main_~y~0 17) (<= 17 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41673#(and (<= 18 main_~y~0) (<= main_~y~0 18))} is VALID [2022-04-15 06:07:20,056 INFO L290 TraceCheckUtils]: 24: Hoare triple {41673#(and (<= 18 main_~y~0) (<= main_~y~0 18))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41674#(and (<= 19 main_~y~0) (<= main_~y~0 19))} is VALID [2022-04-15 06:07:20,057 INFO L290 TraceCheckUtils]: 25: Hoare triple {41674#(and (<= 19 main_~y~0) (<= main_~y~0 19))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41675#(and (<= 20 main_~y~0) (<= main_~y~0 20))} is VALID [2022-04-15 06:07:20,057 INFO L290 TraceCheckUtils]: 26: Hoare triple {41675#(and (<= 20 main_~y~0) (<= main_~y~0 20))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41676#(and (<= main_~y~0 21) (<= 21 main_~y~0))} is VALID [2022-04-15 06:07:20,058 INFO L290 TraceCheckUtils]: 27: Hoare triple {41676#(and (<= main_~y~0 21) (<= 21 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41677#(and (<= main_~y~0 22) (<= 22 main_~y~0))} is VALID [2022-04-15 06:07:20,058 INFO L290 TraceCheckUtils]: 28: Hoare triple {41677#(and (<= main_~y~0 22) (<= 22 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41678#(and (<= main_~y~0 23) (<= 23 main_~y~0))} is VALID [2022-04-15 06:07:20,058 INFO L290 TraceCheckUtils]: 29: Hoare triple {41678#(and (<= main_~y~0 23) (<= 23 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41679#(and (<= 24 main_~y~0) (<= main_~y~0 24))} is VALID [2022-04-15 06:07:20,059 INFO L290 TraceCheckUtils]: 30: Hoare triple {41679#(and (<= 24 main_~y~0) (<= main_~y~0 24))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41680#(and (<= 25 main_~y~0) (<= main_~y~0 25))} is VALID [2022-04-15 06:07:20,059 INFO L290 TraceCheckUtils]: 31: Hoare triple {41680#(and (<= 25 main_~y~0) (<= main_~y~0 25))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41681#(and (<= main_~y~0 26) (<= 26 main_~y~0))} is VALID [2022-04-15 06:07:20,060 INFO L290 TraceCheckUtils]: 32: Hoare triple {41681#(and (<= main_~y~0 26) (<= 26 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41682#(and (<= main_~y~0 27) (<= 27 main_~y~0))} is VALID [2022-04-15 06:07:20,060 INFO L290 TraceCheckUtils]: 33: Hoare triple {41682#(and (<= main_~y~0 27) (<= 27 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41683#(and (<= main_~y~0 28) (<= 28 main_~y~0))} is VALID [2022-04-15 06:07:20,061 INFO L290 TraceCheckUtils]: 34: Hoare triple {41683#(and (<= main_~y~0 28) (<= 28 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41684#(and (<= 29 main_~y~0) (<= main_~y~0 29))} is VALID [2022-04-15 06:07:20,061 INFO L290 TraceCheckUtils]: 35: Hoare triple {41684#(and (<= 29 main_~y~0) (<= main_~y~0 29))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41685#(and (<= main_~y~0 30) (<= 30 main_~y~0))} is VALID [2022-04-15 06:07:20,061 INFO L290 TraceCheckUtils]: 36: Hoare triple {41685#(and (<= main_~y~0 30) (<= 30 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41686#(and (<= main_~y~0 31) (<= 31 main_~y~0))} is VALID [2022-04-15 06:07:20,062 INFO L290 TraceCheckUtils]: 37: Hoare triple {41686#(and (<= main_~y~0 31) (<= 31 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41687#(and (<= main_~y~0 32) (<= 32 main_~y~0))} is VALID [2022-04-15 06:07:20,062 INFO L290 TraceCheckUtils]: 38: Hoare triple {41687#(and (<= main_~y~0 32) (<= 32 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41688#(and (<= 33 main_~y~0) (<= main_~y~0 33))} is VALID [2022-04-15 06:07:20,063 INFO L290 TraceCheckUtils]: 39: Hoare triple {41688#(and (<= 33 main_~y~0) (<= main_~y~0 33))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41689#(and (<= main_~y~0 34) (<= 34 main_~y~0))} is VALID [2022-04-15 06:07:20,063 INFO L290 TraceCheckUtils]: 40: Hoare triple {41689#(and (<= main_~y~0 34) (<= 34 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41690#(and (<= 35 main_~y~0) (<= main_~y~0 35))} is VALID [2022-04-15 06:07:20,064 INFO L290 TraceCheckUtils]: 41: Hoare triple {41690#(and (<= 35 main_~y~0) (<= main_~y~0 35))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41691#(and (<= 36 main_~y~0) (<= main_~y~0 36))} is VALID [2022-04-15 06:07:20,064 INFO L290 TraceCheckUtils]: 42: Hoare triple {41691#(and (<= 36 main_~y~0) (<= main_~y~0 36))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41692#(and (<= main_~y~0 37) (<= 37 main_~y~0))} is VALID [2022-04-15 06:07:20,065 INFO L290 TraceCheckUtils]: 43: Hoare triple {41692#(and (<= main_~y~0 37) (<= 37 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41693#(and (<= 38 main_~y~0) (<= main_~y~0 38))} is VALID [2022-04-15 06:07:20,065 INFO L290 TraceCheckUtils]: 44: Hoare triple {41693#(and (<= 38 main_~y~0) (<= main_~y~0 38))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41694#(and (<= 39 main_~y~0) (<= main_~y~0 39))} is VALID [2022-04-15 06:07:20,066 INFO L290 TraceCheckUtils]: 45: Hoare triple {41694#(and (<= 39 main_~y~0) (<= main_~y~0 39))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41695#(and (<= 40 main_~y~0) (<= main_~y~0 40))} is VALID [2022-04-15 06:07:20,066 INFO L290 TraceCheckUtils]: 46: Hoare triple {41695#(and (<= 40 main_~y~0) (<= main_~y~0 40))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41696#(and (<= 41 main_~y~0) (<= main_~y~0 41))} is VALID [2022-04-15 06:07:20,066 INFO L290 TraceCheckUtils]: 47: Hoare triple {41696#(and (<= 41 main_~y~0) (<= main_~y~0 41))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41697#(and (<= main_~y~0 42) (<= 42 main_~y~0))} is VALID [2022-04-15 06:07:20,067 INFO L290 TraceCheckUtils]: 48: Hoare triple {41697#(and (<= main_~y~0 42) (<= 42 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41698#(and (<= 43 main_~y~0) (<= main_~y~0 43))} is VALID [2022-04-15 06:07:20,067 INFO L290 TraceCheckUtils]: 49: Hoare triple {41698#(and (<= 43 main_~y~0) (<= main_~y~0 43))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41699#(and (<= main_~y~0 44) (<= 44 main_~y~0))} is VALID [2022-04-15 06:07:20,067 INFO L290 TraceCheckUtils]: 50: Hoare triple {41699#(and (<= main_~y~0 44) (<= 44 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41700#(and (<= main_~y~0 45) (<= 45 main_~y~0))} is VALID [2022-04-15 06:07:20,068 INFO L290 TraceCheckUtils]: 51: Hoare triple {41700#(and (<= main_~y~0 45) (<= 45 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41701#(and (<= main_~y~0 46) (<= 46 main_~y~0))} is VALID [2022-04-15 06:07:20,068 INFO L290 TraceCheckUtils]: 52: Hoare triple {41701#(and (<= main_~y~0 46) (<= 46 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41702#(and (<= main_~y~0 47) (<= 47 main_~y~0))} is VALID [2022-04-15 06:07:20,069 INFO L290 TraceCheckUtils]: 53: Hoare triple {41702#(and (<= main_~y~0 47) (<= 47 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41703#(and (<= 48 main_~y~0) (<= main_~y~0 48))} is VALID [2022-04-15 06:07:20,069 INFO L290 TraceCheckUtils]: 54: Hoare triple {41703#(and (<= 48 main_~y~0) (<= main_~y~0 48))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41704#(and (<= 49 main_~y~0) (<= main_~y~0 49))} is VALID [2022-04-15 06:07:20,069 INFO L290 TraceCheckUtils]: 55: Hoare triple {41704#(and (<= 49 main_~y~0) (<= main_~y~0 49))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41705#(and (<= 50 main_~y~0) (<= main_~y~0 50))} is VALID [2022-04-15 06:07:20,070 INFO L290 TraceCheckUtils]: 56: Hoare triple {41705#(and (<= 50 main_~y~0) (<= main_~y~0 50))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41706#(and (<= 51 main_~y~0) (<= main_~y~0 51))} is VALID [2022-04-15 06:07:20,070 INFO L290 TraceCheckUtils]: 57: Hoare triple {41706#(and (<= 51 main_~y~0) (<= main_~y~0 51))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41707#(and (<= main_~y~0 52) (<= 52 main_~y~0))} is VALID [2022-04-15 06:07:20,071 INFO L290 TraceCheckUtils]: 58: Hoare triple {41707#(and (<= main_~y~0 52) (<= 52 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41708#(and (<= main_~y~0 53) (<= 53 main_~y~0))} is VALID [2022-04-15 06:07:20,071 INFO L290 TraceCheckUtils]: 59: Hoare triple {41708#(and (<= main_~y~0 53) (<= 53 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41709#(and (<= 54 main_~y~0) (<= main_~y~0 54))} is VALID [2022-04-15 06:07:20,071 INFO L290 TraceCheckUtils]: 60: Hoare triple {41709#(and (<= 54 main_~y~0) (<= main_~y~0 54))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41710#(and (<= 55 main_~y~0) (<= main_~y~0 55))} is VALID [2022-04-15 06:07:20,072 INFO L290 TraceCheckUtils]: 61: Hoare triple {41710#(and (<= 55 main_~y~0) (<= main_~y~0 55))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41711#(and (<= main_~y~0 56) (<= 56 main_~y~0))} is VALID [2022-04-15 06:07:20,072 INFO L290 TraceCheckUtils]: 62: Hoare triple {41711#(and (<= main_~y~0 56) (<= 56 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41712#(and (<= main_~y~0 57) (<= 57 main_~y~0))} is VALID [2022-04-15 06:07:20,073 INFO L290 TraceCheckUtils]: 63: Hoare triple {41712#(and (<= main_~y~0 57) (<= 57 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41713#(and (<= 58 main_~y~0) (<= main_~y~0 58))} is VALID [2022-04-15 06:07:20,073 INFO L290 TraceCheckUtils]: 64: Hoare triple {41713#(and (<= 58 main_~y~0) (<= main_~y~0 58))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41714#(and (<= main_~y~0 59) (<= 59 main_~y~0))} is VALID [2022-04-15 06:07:20,073 INFO L290 TraceCheckUtils]: 65: Hoare triple {41714#(and (<= main_~y~0 59) (<= 59 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41715#(and (<= 60 main_~y~0) (<= main_~y~0 60))} is VALID [2022-04-15 06:07:20,074 INFO L290 TraceCheckUtils]: 66: Hoare triple {41715#(and (<= 60 main_~y~0) (<= main_~y~0 60))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41716#(and (<= main_~y~0 61) (<= 61 main_~y~0))} is VALID [2022-04-15 06:07:20,074 INFO L290 TraceCheckUtils]: 67: Hoare triple {41716#(and (<= main_~y~0 61) (<= 61 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41717#(and (<= main_~y~0 62) (<= 62 main_~y~0))} is VALID [2022-04-15 06:07:20,075 INFO L290 TraceCheckUtils]: 68: Hoare triple {41717#(and (<= main_~y~0 62) (<= 62 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41927#(and (<= 63 main_~y~0) (<= main_~y~0 63))} is VALID [2022-04-15 06:07:20,075 INFO L290 TraceCheckUtils]: 69: Hoare triple {41927#(and (<= 63 main_~y~0) (<= main_~y~0 63))} assume !(~y~0 % 4294967296 < 1024); {41651#false} is VALID [2022-04-15 06:07:20,075 INFO L272 TraceCheckUtils]: 70: Hoare triple {41651#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {41651#false} is VALID [2022-04-15 06:07:20,075 INFO L290 TraceCheckUtils]: 71: Hoare triple {41651#false} ~cond := #in~cond; {41651#false} is VALID [2022-04-15 06:07:20,075 INFO L290 TraceCheckUtils]: 72: Hoare triple {41651#false} assume 0 == ~cond; {41651#false} is VALID [2022-04-15 06:07:20,075 INFO L290 TraceCheckUtils]: 73: Hoare triple {41651#false} assume !false; {41651#false} is VALID [2022-04-15 06:07:20,076 INFO L134 CoverageAnalysis]: Checked inductivity of 2016 backedges. 0 proven. 2016 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 06:07:20,076 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-15 06:07:24,870 INFO L290 TraceCheckUtils]: 73: Hoare triple {41651#false} assume !false; {41651#false} is VALID [2022-04-15 06:07:24,871 INFO L290 TraceCheckUtils]: 72: Hoare triple {41651#false} assume 0 == ~cond; {41651#false} is VALID [2022-04-15 06:07:24,871 INFO L290 TraceCheckUtils]: 71: Hoare triple {41651#false} ~cond := #in~cond; {41651#false} is VALID [2022-04-15 06:07:24,871 INFO L272 TraceCheckUtils]: 70: Hoare triple {41651#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {41651#false} is VALID [2022-04-15 06:07:24,871 INFO L290 TraceCheckUtils]: 69: Hoare triple {41955#(< (mod main_~y~0 4294967296) 1024)} assume !(~y~0 % 4294967296 < 1024); {41651#false} is VALID [2022-04-15 06:07:24,873 INFO L290 TraceCheckUtils]: 68: Hoare triple {41959#(< (mod (+ main_~y~0 1) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41955#(< (mod main_~y~0 4294967296) 1024)} is VALID [2022-04-15 06:07:24,873 INFO L290 TraceCheckUtils]: 67: Hoare triple {41963#(< (mod (+ main_~y~0 2) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41959#(< (mod (+ main_~y~0 1) 4294967296) 1024)} is VALID [2022-04-15 06:07:24,874 INFO L290 TraceCheckUtils]: 66: Hoare triple {41967#(< (mod (+ main_~y~0 3) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41963#(< (mod (+ main_~y~0 2) 4294967296) 1024)} is VALID [2022-04-15 06:07:24,874 INFO L290 TraceCheckUtils]: 65: Hoare triple {41971#(< (mod (+ main_~y~0 4) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41967#(< (mod (+ main_~y~0 3) 4294967296) 1024)} is VALID [2022-04-15 06:07:24,875 INFO L290 TraceCheckUtils]: 64: Hoare triple {41975#(< (mod (+ 5 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41971#(< (mod (+ main_~y~0 4) 4294967296) 1024)} is VALID [2022-04-15 06:07:24,875 INFO L290 TraceCheckUtils]: 63: Hoare triple {41979#(< (mod (+ main_~y~0 6) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41975#(< (mod (+ 5 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:07:24,876 INFO L290 TraceCheckUtils]: 62: Hoare triple {41983#(< (mod (+ 7 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41979#(< (mod (+ main_~y~0 6) 4294967296) 1024)} is VALID [2022-04-15 06:07:24,876 INFO L290 TraceCheckUtils]: 61: Hoare triple {41987#(< (mod (+ main_~y~0 8) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41983#(< (mod (+ 7 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:07:24,877 INFO L290 TraceCheckUtils]: 60: Hoare triple {41991#(< (mod (+ main_~y~0 9) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41987#(< (mod (+ main_~y~0 8) 4294967296) 1024)} is VALID [2022-04-15 06:07:24,877 INFO L290 TraceCheckUtils]: 59: Hoare triple {41995#(< (mod (+ main_~y~0 10) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41991#(< (mod (+ main_~y~0 9) 4294967296) 1024)} is VALID [2022-04-15 06:07:24,878 INFO L290 TraceCheckUtils]: 58: Hoare triple {41999#(< (mod (+ main_~y~0 11) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41995#(< (mod (+ main_~y~0 10) 4294967296) 1024)} is VALID [2022-04-15 06:07:24,878 INFO L290 TraceCheckUtils]: 57: Hoare triple {42003#(< (mod (+ main_~y~0 12) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {41999#(< (mod (+ main_~y~0 11) 4294967296) 1024)} is VALID [2022-04-15 06:07:24,883 INFO L290 TraceCheckUtils]: 56: Hoare triple {42007#(< (mod (+ main_~y~0 13) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42003#(< (mod (+ main_~y~0 12) 4294967296) 1024)} is VALID [2022-04-15 06:07:24,884 INFO L290 TraceCheckUtils]: 55: Hoare triple {42011#(< (mod (+ main_~y~0 14) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42007#(< (mod (+ main_~y~0 13) 4294967296) 1024)} is VALID [2022-04-15 06:07:24,885 INFO L290 TraceCheckUtils]: 54: Hoare triple {42015#(< (mod (+ main_~y~0 15) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42011#(< (mod (+ main_~y~0 14) 4294967296) 1024)} is VALID [2022-04-15 06:07:24,885 INFO L290 TraceCheckUtils]: 53: Hoare triple {42019#(< (mod (+ main_~y~0 16) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42015#(< (mod (+ main_~y~0 15) 4294967296) 1024)} is VALID [2022-04-15 06:07:24,886 INFO L290 TraceCheckUtils]: 52: Hoare triple {42023#(< (mod (+ main_~y~0 17) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42019#(< (mod (+ main_~y~0 16) 4294967296) 1024)} is VALID [2022-04-15 06:07:24,886 INFO L290 TraceCheckUtils]: 51: Hoare triple {42027#(< (mod (+ main_~y~0 18) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42023#(< (mod (+ main_~y~0 17) 4294967296) 1024)} is VALID [2022-04-15 06:07:24,887 INFO L290 TraceCheckUtils]: 50: Hoare triple {42031#(< (mod (+ 19 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42027#(< (mod (+ main_~y~0 18) 4294967296) 1024)} is VALID [2022-04-15 06:07:24,887 INFO L290 TraceCheckUtils]: 49: Hoare triple {42035#(< (mod (+ main_~y~0 20) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42031#(< (mod (+ 19 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:07:24,888 INFO L290 TraceCheckUtils]: 48: Hoare triple {42039#(< (mod (+ main_~y~0 21) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42035#(< (mod (+ main_~y~0 20) 4294967296) 1024)} is VALID [2022-04-15 06:07:24,889 INFO L290 TraceCheckUtils]: 47: Hoare triple {42043#(< (mod (+ main_~y~0 22) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42039#(< (mod (+ main_~y~0 21) 4294967296) 1024)} is VALID [2022-04-15 06:07:24,889 INFO L290 TraceCheckUtils]: 46: Hoare triple {42047#(< (mod (+ 23 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42043#(< (mod (+ main_~y~0 22) 4294967296) 1024)} is VALID [2022-04-15 06:07:24,890 INFO L290 TraceCheckUtils]: 45: Hoare triple {42051#(< (mod (+ main_~y~0 24) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42047#(< (mod (+ 23 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:07:24,890 INFO L290 TraceCheckUtils]: 44: Hoare triple {42055#(< (mod (+ main_~y~0 25) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42051#(< (mod (+ main_~y~0 24) 4294967296) 1024)} is VALID [2022-04-15 06:07:24,891 INFO L290 TraceCheckUtils]: 43: Hoare triple {42059#(< (mod (+ main_~y~0 26) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42055#(< (mod (+ main_~y~0 25) 4294967296) 1024)} is VALID [2022-04-15 06:07:24,891 INFO L290 TraceCheckUtils]: 42: Hoare triple {42063#(< (mod (+ main_~y~0 27) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42059#(< (mod (+ main_~y~0 26) 4294967296) 1024)} is VALID [2022-04-15 06:07:24,892 INFO L290 TraceCheckUtils]: 41: Hoare triple {42067#(< (mod (+ main_~y~0 28) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42063#(< (mod (+ main_~y~0 27) 4294967296) 1024)} is VALID [2022-04-15 06:07:24,892 INFO L290 TraceCheckUtils]: 40: Hoare triple {42071#(< (mod (+ 29 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42067#(< (mod (+ main_~y~0 28) 4294967296) 1024)} is VALID [2022-04-15 06:07:24,893 INFO L290 TraceCheckUtils]: 39: Hoare triple {42075#(< (mod (+ 30 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42071#(< (mod (+ 29 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:07:24,894 INFO L290 TraceCheckUtils]: 38: Hoare triple {42079#(< (mod (+ main_~y~0 31) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42075#(< (mod (+ 30 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:07:24,894 INFO L290 TraceCheckUtils]: 37: Hoare triple {42083#(< (mod (+ 32 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42079#(< (mod (+ main_~y~0 31) 4294967296) 1024)} is VALID [2022-04-15 06:07:24,895 INFO L290 TraceCheckUtils]: 36: Hoare triple {42087#(< (mod (+ main_~y~0 33) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42083#(< (mod (+ 32 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:07:24,896 INFO L290 TraceCheckUtils]: 35: Hoare triple {42091#(< (mod (+ main_~y~0 34) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42087#(< (mod (+ main_~y~0 33) 4294967296) 1024)} is VALID [2022-04-15 06:07:24,896 INFO L290 TraceCheckUtils]: 34: Hoare triple {42095#(< (mod (+ 35 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42091#(< (mod (+ main_~y~0 34) 4294967296) 1024)} is VALID [2022-04-15 06:07:24,897 INFO L290 TraceCheckUtils]: 33: Hoare triple {42099#(< (mod (+ main_~y~0 36) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42095#(< (mod (+ 35 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:07:24,897 INFO L290 TraceCheckUtils]: 32: Hoare triple {42103#(< (mod (+ main_~y~0 37) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42099#(< (mod (+ main_~y~0 36) 4294967296) 1024)} is VALID [2022-04-15 06:07:24,898 INFO L290 TraceCheckUtils]: 31: Hoare triple {42107#(< (mod (+ main_~y~0 38) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42103#(< (mod (+ main_~y~0 37) 4294967296) 1024)} is VALID [2022-04-15 06:07:24,899 INFO L290 TraceCheckUtils]: 30: Hoare triple {42111#(< (mod (+ main_~y~0 39) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42107#(< (mod (+ main_~y~0 38) 4294967296) 1024)} is VALID [2022-04-15 06:07:24,899 INFO L290 TraceCheckUtils]: 29: Hoare triple {42115#(< (mod (+ 40 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42111#(< (mod (+ main_~y~0 39) 4294967296) 1024)} is VALID [2022-04-15 06:07:24,900 INFO L290 TraceCheckUtils]: 28: Hoare triple {42119#(< (mod (+ 41 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42115#(< (mod (+ 40 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:07:24,900 INFO L290 TraceCheckUtils]: 27: Hoare triple {42123#(< (mod (+ 42 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42119#(< (mod (+ 41 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:07:24,901 INFO L290 TraceCheckUtils]: 26: Hoare triple {42127#(< (mod (+ main_~y~0 43) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42123#(< (mod (+ 42 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:07:24,902 INFO L290 TraceCheckUtils]: 25: Hoare triple {42131#(< (mod (+ 44 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42127#(< (mod (+ main_~y~0 43) 4294967296) 1024)} is VALID [2022-04-15 06:07:24,902 INFO L290 TraceCheckUtils]: 24: Hoare triple {42135#(< (mod (+ main_~y~0 45) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42131#(< (mod (+ 44 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:07:24,903 INFO L290 TraceCheckUtils]: 23: Hoare triple {42139#(< (mod (+ main_~y~0 46) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42135#(< (mod (+ main_~y~0 45) 4294967296) 1024)} is VALID [2022-04-15 06:07:24,904 INFO L290 TraceCheckUtils]: 22: Hoare triple {42143#(< (mod (+ main_~y~0 47) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42139#(< (mod (+ main_~y~0 46) 4294967296) 1024)} is VALID [2022-04-15 06:07:24,904 INFO L290 TraceCheckUtils]: 21: Hoare triple {42147#(< (mod (+ main_~y~0 48) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42143#(< (mod (+ main_~y~0 47) 4294967296) 1024)} is VALID [2022-04-15 06:07:24,905 INFO L290 TraceCheckUtils]: 20: Hoare triple {42151#(< (mod (+ 49 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42147#(< (mod (+ main_~y~0 48) 4294967296) 1024)} is VALID [2022-04-15 06:07:24,905 INFO L290 TraceCheckUtils]: 19: Hoare triple {42155#(< (mod (+ main_~y~0 50) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42151#(< (mod (+ 49 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:07:24,906 INFO L290 TraceCheckUtils]: 18: Hoare triple {42159#(< (mod (+ 51 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42155#(< (mod (+ main_~y~0 50) 4294967296) 1024)} is VALID [2022-04-15 06:07:24,906 INFO L290 TraceCheckUtils]: 17: Hoare triple {42163#(< (mod (+ main_~y~0 52) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42159#(< (mod (+ 51 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:07:24,907 INFO L290 TraceCheckUtils]: 16: Hoare triple {42167#(< (mod (+ 53 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42163#(< (mod (+ main_~y~0 52) 4294967296) 1024)} is VALID [2022-04-15 06:07:24,907 INFO L290 TraceCheckUtils]: 15: Hoare triple {42171#(< (mod (+ main_~y~0 54) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42167#(< (mod (+ 53 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:07:24,908 INFO L290 TraceCheckUtils]: 14: Hoare triple {42175#(< (mod (+ main_~y~0 55) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42171#(< (mod (+ main_~y~0 54) 4294967296) 1024)} is VALID [2022-04-15 06:07:24,908 INFO L290 TraceCheckUtils]: 13: Hoare triple {42179#(< (mod (+ 56 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42175#(< (mod (+ main_~y~0 55) 4294967296) 1024)} is VALID [2022-04-15 06:07:24,909 INFO L290 TraceCheckUtils]: 12: Hoare triple {42183#(< (mod (+ 57 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42179#(< (mod (+ 56 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:07:24,909 INFO L290 TraceCheckUtils]: 11: Hoare triple {42187#(< (mod (+ main_~y~0 58) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42183#(< (mod (+ 57 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:07:24,910 INFO L290 TraceCheckUtils]: 10: Hoare triple {42191#(< (mod (+ 59 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42187#(< (mod (+ main_~y~0 58) 4294967296) 1024)} is VALID [2022-04-15 06:07:24,910 INFO L290 TraceCheckUtils]: 9: Hoare triple {42195#(< (mod (+ main_~y~0 60) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42191#(< (mod (+ 59 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:07:24,911 INFO L290 TraceCheckUtils]: 8: Hoare triple {42199#(< (mod (+ main_~y~0 61) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42195#(< (mod (+ main_~y~0 60) 4294967296) 1024)} is VALID [2022-04-15 06:07:24,911 INFO L290 TraceCheckUtils]: 7: Hoare triple {42203#(< (mod (+ main_~y~0 62) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42199#(< (mod (+ main_~y~0 61) 4294967296) 1024)} is VALID [2022-04-15 06:07:24,912 INFO L290 TraceCheckUtils]: 6: Hoare triple {42207#(< (mod (+ main_~y~0 63) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42203#(< (mod (+ main_~y~0 62) 4294967296) 1024)} is VALID [2022-04-15 06:07:24,912 INFO L290 TraceCheckUtils]: 5: Hoare triple {41650#true} ~x~0 := 1;~y~0 := 0; {42207#(< (mod (+ main_~y~0 63) 4294967296) 1024)} is VALID [2022-04-15 06:07:24,912 INFO L272 TraceCheckUtils]: 4: Hoare triple {41650#true} call #t~ret5 := main(); {41650#true} is VALID [2022-04-15 06:07:24,913 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {41650#true} {41650#true} #34#return; {41650#true} is VALID [2022-04-15 06:07:24,913 INFO L290 TraceCheckUtils]: 2: Hoare triple {41650#true} assume true; {41650#true} is VALID [2022-04-15 06:07:24,913 INFO L290 TraceCheckUtils]: 1: Hoare triple {41650#true} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {41650#true} is VALID [2022-04-15 06:07:24,913 INFO L272 TraceCheckUtils]: 0: Hoare triple {41650#true} call ULTIMATE.init(); {41650#true} is VALID [2022-04-15 06:07:24,914 INFO L134 CoverageAnalysis]: Checked inductivity of 2016 backedges. 0 proven. 2016 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 06:07:24,914 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1915010316] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-15 06:07:24,914 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-04-15 06:07:24,915 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [67, 66, 66] total 132 [2022-04-15 06:07:24,915 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-15 06:07:24,915 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [1387147300] [2022-04-15 06:07:24,916 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [1387147300] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-15 06:07:24,916 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-15 06:07:24,916 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [67] imperfect sequences [] total 67 [2022-04-15 06:07:24,916 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1356370793] [2022-04-15 06:07:24,916 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-15 06:07:24,916 INFO L78 Accepts]: Start accepts. Automaton has has 67 states, 67 states have (on average 1.044776119402985) internal successors, (70), 66 states have internal predecessors, (70), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 74 [2022-04-15 06:07:24,916 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-15 06:07:24,916 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 67 states, 67 states have (on average 1.044776119402985) internal successors, (70), 66 states have internal predecessors, (70), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:07:24,942 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 74 edges. 74 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 06:07:24,942 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 67 states [2022-04-15 06:07:24,942 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-15 06:07:24,943 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 67 interpolants. [2022-04-15 06:07:24,944 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=4485, Invalid=12807, Unknown=0, NotChecked=0, Total=17292 [2022-04-15 06:07:24,944 INFO L87 Difference]: Start difference. First operand 75 states and 75 transitions. Second operand has 67 states, 67 states have (on average 1.044776119402985) internal successors, (70), 66 states have internal predecessors, (70), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:07:31,530 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 06:07:31,530 INFO L93 Difference]: Finished difference Result 81 states and 81 transitions. [2022-04-15 06:07:31,530 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2022-04-15 06:07:31,530 INFO L78 Accepts]: Start accepts. Automaton has has 67 states, 67 states have (on average 1.044776119402985) internal successors, (70), 66 states have internal predecessors, (70), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 74 [2022-04-15 06:07:31,530 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-15 06:07:31,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 67 states, 67 states have (on average 1.044776119402985) internal successors, (70), 66 states have internal predecessors, (70), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:07:31,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 67 states and 81 transitions. [2022-04-15 06:07:31,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 67 states, 67 states have (on average 1.044776119402985) internal successors, (70), 66 states have internal predecessors, (70), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:07:31,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 67 states and 81 transitions. [2022-04-15 06:07:31,532 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 67 states and 81 transitions. [2022-04-15 06:07:31,568 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 81 edges. 81 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 06:07:31,568 INFO L225 Difference]: With dead ends: 81 [2022-04-15 06:07:31,568 INFO L226 Difference]: Without dead ends: 76 [2022-04-15 06:07:31,571 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 279 GetRequests, 84 SyntacticMatches, 1 SemanticMatches, 194 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2148 ImplicationChecksByTransitivity, 7.6s TimeCoverageRelationStatistics Valid=8963, Invalid=29257, Unknown=0, NotChecked=0, Total=38220 [2022-04-15 06:07:31,571 INFO L913 BasicCegarLoop]: 11 mSDtfsCounter, 6 mSDsluCounter, 282 mSDsCounter, 0 mSdLazyCounter, 4314 mSolverCounterSat, 129 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 293 SdHoareTripleChecker+Invalid, 4443 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 129 IncrementalHoareTripleChecker+Valid, 4314 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2022-04-15 06:07:31,571 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [6 Valid, 293 Invalid, 4443 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [129 Valid, 4314 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2022-04-15 06:07:31,571 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76 states. [2022-04-15 06:07:31,629 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76 to 76. [2022-04-15 06:07:31,630 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-15 06:07:31,630 INFO L82 GeneralOperation]: Start isEquivalent. First operand 76 states. Second operand has 76 states, 71 states have (on average 1.0140845070422535) internal successors, (72), 71 states have internal predecessors, (72), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:07:31,630 INFO L74 IsIncluded]: Start isIncluded. First operand 76 states. Second operand has 76 states, 71 states have (on average 1.0140845070422535) internal successors, (72), 71 states have internal predecessors, (72), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:07:31,630 INFO L87 Difference]: Start difference. First operand 76 states. Second operand has 76 states, 71 states have (on average 1.0140845070422535) internal successors, (72), 71 states have internal predecessors, (72), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:07:31,631 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 06:07:31,631 INFO L93 Difference]: Finished difference Result 76 states and 76 transitions. [2022-04-15 06:07:31,631 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 76 transitions. [2022-04-15 06:07:31,631 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-15 06:07:31,631 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-15 06:07:31,631 INFO L74 IsIncluded]: Start isIncluded. First operand has 76 states, 71 states have (on average 1.0140845070422535) internal successors, (72), 71 states have internal predecessors, (72), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 76 states. [2022-04-15 06:07:31,631 INFO L87 Difference]: Start difference. First operand has 76 states, 71 states have (on average 1.0140845070422535) internal successors, (72), 71 states have internal predecessors, (72), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 76 states. [2022-04-15 06:07:31,632 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 06:07:31,632 INFO L93 Difference]: Finished difference Result 76 states and 76 transitions. [2022-04-15 06:07:31,632 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 76 transitions. [2022-04-15 06:07:31,632 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-15 06:07:31,632 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-15 06:07:31,632 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-15 06:07:31,632 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-15 06:07:31,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 76 states, 71 states have (on average 1.0140845070422535) internal successors, (72), 71 states have internal predecessors, (72), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:07:31,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 76 transitions. [2022-04-15 06:07:31,633 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 76 transitions. Word has length 74 [2022-04-15 06:07:31,633 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-15 06:07:31,633 INFO L478 AbstractCegarLoop]: Abstraction has 76 states and 76 transitions. [2022-04-15 06:07:31,633 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 67 states, 67 states have (on average 1.044776119402985) internal successors, (70), 66 states have internal predecessors, (70), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:07:31,633 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 76 states and 76 transitions. [2022-04-15 06:07:31,678 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 76 edges. 76 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 06:07:31,678 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 76 transitions. [2022-04-15 06:07:31,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-04-15 06:07:31,678 INFO L491 BasicCegarLoop]: Found error trace [2022-04-15 06:07:31,678 INFO L499 BasicCegarLoop]: trace histogram [64, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-15 06:07:31,688 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (64)] Forceful destruction successful, exit code 0 [2022-04-15 06:07:31,885 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 64 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable126,SelfDestructingSolverStorable127 [2022-04-15 06:07:31,885 INFO L403 AbstractCegarLoop]: === Iteration 66 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-15 06:07:31,886 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-15 06:07:31,886 INFO L85 PathProgramCache]: Analyzing trace with hash -1307659300, now seen corresponding path program 127 times [2022-04-15 06:07:31,886 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-15 06:07:31,886 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [17826687] [2022-04-15 06:07:36,044 WARN L977 rdanLoopAcceleration]: Unable to prove correctness of quantifier elimination. [2022-04-15 06:07:36,186 INFO L89 AcceleratorJordan]: Jordan loop acceleration statistics: 1 HavocedVariables, 2 AssignedVariables, 0 ReadonlyVariables, Eigenvalues: {0={1=1}, 1={2=1}}, 1 SequentialAcceleration, 0 AlternatingAcceleration, 1 QuantifierFreeResult [2022-04-15 06:07:36,187 INFO L271 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2022-04-15 06:07:36,190 INFO L85 PathProgramCache]: Analyzing trace with hash 1856328887, now seen corresponding path program 1 times [2022-04-15 06:07:36,190 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-15 06:07:36,190 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1213235841] [2022-04-15 06:07:36,190 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-15 06:07:36,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-15 06:07:36,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-15 06:07:36,202 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-04-15 06:07:36,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-15 06:07:36,208 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-04-15 06:07:36,209 INFO L85 PathProgramCache]: Analyzing trace with hash -1307659300, now seen corresponding path program 128 times [2022-04-15 06:07:36,209 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-15 06:07:36,209 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [336727997] [2022-04-15 06:07:36,209 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-15 06:07:36,209 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-15 06:07:36,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 06:07:38,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-15 06:07:38,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 06:07:38,175 INFO L290 TraceCheckUtils]: 0: Hoare triple {42892#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {42822#true} is VALID [2022-04-15 06:07:38,175 INFO L290 TraceCheckUtils]: 1: Hoare triple {42822#true} assume true; {42822#true} is VALID [2022-04-15 06:07:38,175 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {42822#true} {42822#true} #34#return; {42822#true} is VALID [2022-04-15 06:07:38,175 INFO L272 TraceCheckUtils]: 0: Hoare triple {42822#true} call ULTIMATE.init(); {42892#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} is VALID [2022-04-15 06:07:38,175 INFO L290 TraceCheckUtils]: 1: Hoare triple {42892#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {42822#true} is VALID [2022-04-15 06:07:38,175 INFO L290 TraceCheckUtils]: 2: Hoare triple {42822#true} assume true; {42822#true} is VALID [2022-04-15 06:07:38,175 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {42822#true} {42822#true} #34#return; {42822#true} is VALID [2022-04-15 06:07:38,175 INFO L272 TraceCheckUtils]: 4: Hoare triple {42822#true} call #t~ret5 := main(); {42822#true} is VALID [2022-04-15 06:07:38,176 INFO L290 TraceCheckUtils]: 5: Hoare triple {42822#true} ~x~0 := 1;~y~0 := 0; {42827#(= main_~y~0 0)} is VALID [2022-04-15 06:07:38,176 INFO L290 TraceCheckUtils]: 6: Hoare triple {42827#(= main_~y~0 0)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42828#(and (<= 1 main_~y~0) (<= main_~y~0 1))} is VALID [2022-04-15 06:07:38,176 INFO L290 TraceCheckUtils]: 7: Hoare triple {42828#(and (<= 1 main_~y~0) (<= main_~y~0 1))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42829#(and (<= 2 main_~y~0) (<= main_~y~0 2))} is VALID [2022-04-15 06:07:38,177 INFO L290 TraceCheckUtils]: 8: Hoare triple {42829#(and (<= 2 main_~y~0) (<= main_~y~0 2))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42830#(and (<= main_~y~0 3) (<= 3 main_~y~0))} is VALID [2022-04-15 06:07:38,177 INFO L290 TraceCheckUtils]: 9: Hoare triple {42830#(and (<= main_~y~0 3) (<= 3 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42831#(and (<= main_~y~0 4) (<= 4 main_~y~0))} is VALID [2022-04-15 06:07:38,177 INFO L290 TraceCheckUtils]: 10: Hoare triple {42831#(and (<= main_~y~0 4) (<= 4 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42832#(and (<= 5 main_~y~0) (<= main_~y~0 5))} is VALID [2022-04-15 06:07:38,178 INFO L290 TraceCheckUtils]: 11: Hoare triple {42832#(and (<= 5 main_~y~0) (<= main_~y~0 5))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42833#(and (<= main_~y~0 6) (<= 6 main_~y~0))} is VALID [2022-04-15 06:07:38,178 INFO L290 TraceCheckUtils]: 12: Hoare triple {42833#(and (<= main_~y~0 6) (<= 6 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42834#(and (<= 7 main_~y~0) (<= main_~y~0 7))} is VALID [2022-04-15 06:07:38,179 INFO L290 TraceCheckUtils]: 13: Hoare triple {42834#(and (<= 7 main_~y~0) (<= main_~y~0 7))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42835#(and (<= main_~y~0 8) (<= 8 main_~y~0))} is VALID [2022-04-15 06:07:38,179 INFO L290 TraceCheckUtils]: 14: Hoare triple {42835#(and (<= main_~y~0 8) (<= 8 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42836#(and (<= 9 main_~y~0) (<= main_~y~0 9))} is VALID [2022-04-15 06:07:38,179 INFO L290 TraceCheckUtils]: 15: Hoare triple {42836#(and (<= 9 main_~y~0) (<= main_~y~0 9))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42837#(and (<= main_~y~0 10) (<= 10 main_~y~0))} is VALID [2022-04-15 06:07:38,180 INFO L290 TraceCheckUtils]: 16: Hoare triple {42837#(and (<= main_~y~0 10) (<= 10 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42838#(and (<= main_~y~0 11) (<= 11 main_~y~0))} is VALID [2022-04-15 06:07:38,180 INFO L290 TraceCheckUtils]: 17: Hoare triple {42838#(and (<= main_~y~0 11) (<= 11 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42839#(and (<= 12 main_~y~0) (<= main_~y~0 12))} is VALID [2022-04-15 06:07:38,181 INFO L290 TraceCheckUtils]: 18: Hoare triple {42839#(and (<= 12 main_~y~0) (<= main_~y~0 12))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42840#(and (<= main_~y~0 13) (<= 13 main_~y~0))} is VALID [2022-04-15 06:07:38,181 INFO L290 TraceCheckUtils]: 19: Hoare triple {42840#(and (<= main_~y~0 13) (<= 13 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42841#(and (<= 14 main_~y~0) (<= main_~y~0 14))} is VALID [2022-04-15 06:07:38,181 INFO L290 TraceCheckUtils]: 20: Hoare triple {42841#(and (<= 14 main_~y~0) (<= main_~y~0 14))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42842#(and (<= main_~y~0 15) (<= 15 main_~y~0))} is VALID [2022-04-15 06:07:38,182 INFO L290 TraceCheckUtils]: 21: Hoare triple {42842#(and (<= main_~y~0 15) (<= 15 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42843#(and (<= 16 main_~y~0) (<= main_~y~0 16))} is VALID [2022-04-15 06:07:38,182 INFO L290 TraceCheckUtils]: 22: Hoare triple {42843#(and (<= 16 main_~y~0) (<= main_~y~0 16))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42844#(and (<= main_~y~0 17) (<= 17 main_~y~0))} is VALID [2022-04-15 06:07:38,182 INFO L290 TraceCheckUtils]: 23: Hoare triple {42844#(and (<= main_~y~0 17) (<= 17 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42845#(and (<= 18 main_~y~0) (<= main_~y~0 18))} is VALID [2022-04-15 06:07:38,183 INFO L290 TraceCheckUtils]: 24: Hoare triple {42845#(and (<= 18 main_~y~0) (<= main_~y~0 18))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42846#(and (<= 19 main_~y~0) (<= main_~y~0 19))} is VALID [2022-04-15 06:07:38,183 INFO L290 TraceCheckUtils]: 25: Hoare triple {42846#(and (<= 19 main_~y~0) (<= main_~y~0 19))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42847#(and (<= 20 main_~y~0) (<= main_~y~0 20))} is VALID [2022-04-15 06:07:38,184 INFO L290 TraceCheckUtils]: 26: Hoare triple {42847#(and (<= 20 main_~y~0) (<= main_~y~0 20))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42848#(and (<= main_~y~0 21) (<= 21 main_~y~0))} is VALID [2022-04-15 06:07:38,184 INFO L290 TraceCheckUtils]: 27: Hoare triple {42848#(and (<= main_~y~0 21) (<= 21 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42849#(and (<= main_~y~0 22) (<= 22 main_~y~0))} is VALID [2022-04-15 06:07:38,184 INFO L290 TraceCheckUtils]: 28: Hoare triple {42849#(and (<= main_~y~0 22) (<= 22 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42850#(and (<= main_~y~0 23) (<= 23 main_~y~0))} is VALID [2022-04-15 06:07:38,185 INFO L290 TraceCheckUtils]: 29: Hoare triple {42850#(and (<= main_~y~0 23) (<= 23 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42851#(and (<= 24 main_~y~0) (<= main_~y~0 24))} is VALID [2022-04-15 06:07:38,185 INFO L290 TraceCheckUtils]: 30: Hoare triple {42851#(and (<= 24 main_~y~0) (<= main_~y~0 24))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42852#(and (<= 25 main_~y~0) (<= main_~y~0 25))} is VALID [2022-04-15 06:07:38,186 INFO L290 TraceCheckUtils]: 31: Hoare triple {42852#(and (<= 25 main_~y~0) (<= main_~y~0 25))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42853#(and (<= main_~y~0 26) (<= 26 main_~y~0))} is VALID [2022-04-15 06:07:38,186 INFO L290 TraceCheckUtils]: 32: Hoare triple {42853#(and (<= main_~y~0 26) (<= 26 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42854#(and (<= main_~y~0 27) (<= 27 main_~y~0))} is VALID [2022-04-15 06:07:38,186 INFO L290 TraceCheckUtils]: 33: Hoare triple {42854#(and (<= main_~y~0 27) (<= 27 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42855#(and (<= main_~y~0 28) (<= 28 main_~y~0))} is VALID [2022-04-15 06:07:38,187 INFO L290 TraceCheckUtils]: 34: Hoare triple {42855#(and (<= main_~y~0 28) (<= 28 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42856#(and (<= 29 main_~y~0) (<= main_~y~0 29))} is VALID [2022-04-15 06:07:38,187 INFO L290 TraceCheckUtils]: 35: Hoare triple {42856#(and (<= 29 main_~y~0) (<= main_~y~0 29))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42857#(and (<= main_~y~0 30) (<= 30 main_~y~0))} is VALID [2022-04-15 06:07:38,188 INFO L290 TraceCheckUtils]: 36: Hoare triple {42857#(and (<= main_~y~0 30) (<= 30 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42858#(and (<= main_~y~0 31) (<= 31 main_~y~0))} is VALID [2022-04-15 06:07:38,188 INFO L290 TraceCheckUtils]: 37: Hoare triple {42858#(and (<= main_~y~0 31) (<= 31 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42859#(and (<= main_~y~0 32) (<= 32 main_~y~0))} is VALID [2022-04-15 06:07:38,188 INFO L290 TraceCheckUtils]: 38: Hoare triple {42859#(and (<= main_~y~0 32) (<= 32 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42860#(and (<= 33 main_~y~0) (<= main_~y~0 33))} is VALID [2022-04-15 06:07:38,189 INFO L290 TraceCheckUtils]: 39: Hoare triple {42860#(and (<= 33 main_~y~0) (<= main_~y~0 33))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42861#(and (<= main_~y~0 34) (<= 34 main_~y~0))} is VALID [2022-04-15 06:07:38,189 INFO L290 TraceCheckUtils]: 40: Hoare triple {42861#(and (<= main_~y~0 34) (<= 34 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42862#(and (<= 35 main_~y~0) (<= main_~y~0 35))} is VALID [2022-04-15 06:07:38,189 INFO L290 TraceCheckUtils]: 41: Hoare triple {42862#(and (<= 35 main_~y~0) (<= main_~y~0 35))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42863#(and (<= 36 main_~y~0) (<= main_~y~0 36))} is VALID [2022-04-15 06:07:38,190 INFO L290 TraceCheckUtils]: 42: Hoare triple {42863#(and (<= 36 main_~y~0) (<= main_~y~0 36))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42864#(and (<= main_~y~0 37) (<= 37 main_~y~0))} is VALID [2022-04-15 06:07:38,190 INFO L290 TraceCheckUtils]: 43: Hoare triple {42864#(and (<= main_~y~0 37) (<= 37 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42865#(and (<= 38 main_~y~0) (<= main_~y~0 38))} is VALID [2022-04-15 06:07:38,191 INFO L290 TraceCheckUtils]: 44: Hoare triple {42865#(and (<= 38 main_~y~0) (<= main_~y~0 38))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42866#(and (<= 39 main_~y~0) (<= main_~y~0 39))} is VALID [2022-04-15 06:07:38,191 INFO L290 TraceCheckUtils]: 45: Hoare triple {42866#(and (<= 39 main_~y~0) (<= main_~y~0 39))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42867#(and (<= 40 main_~y~0) (<= main_~y~0 40))} is VALID [2022-04-15 06:07:38,191 INFO L290 TraceCheckUtils]: 46: Hoare triple {42867#(and (<= 40 main_~y~0) (<= main_~y~0 40))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42868#(and (<= 41 main_~y~0) (<= main_~y~0 41))} is VALID [2022-04-15 06:07:38,192 INFO L290 TraceCheckUtils]: 47: Hoare triple {42868#(and (<= 41 main_~y~0) (<= main_~y~0 41))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42869#(and (<= main_~y~0 42) (<= 42 main_~y~0))} is VALID [2022-04-15 06:07:38,192 INFO L290 TraceCheckUtils]: 48: Hoare triple {42869#(and (<= main_~y~0 42) (<= 42 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42870#(and (<= 43 main_~y~0) (<= main_~y~0 43))} is VALID [2022-04-15 06:07:38,193 INFO L290 TraceCheckUtils]: 49: Hoare triple {42870#(and (<= 43 main_~y~0) (<= main_~y~0 43))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42871#(and (<= main_~y~0 44) (<= 44 main_~y~0))} is VALID [2022-04-15 06:07:38,193 INFO L290 TraceCheckUtils]: 50: Hoare triple {42871#(and (<= main_~y~0 44) (<= 44 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42872#(and (<= main_~y~0 45) (<= 45 main_~y~0))} is VALID [2022-04-15 06:07:38,194 INFO L290 TraceCheckUtils]: 51: Hoare triple {42872#(and (<= main_~y~0 45) (<= 45 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42873#(and (<= main_~y~0 46) (<= 46 main_~y~0))} is VALID [2022-04-15 06:07:38,194 INFO L290 TraceCheckUtils]: 52: Hoare triple {42873#(and (<= main_~y~0 46) (<= 46 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42874#(and (<= main_~y~0 47) (<= 47 main_~y~0))} is VALID [2022-04-15 06:07:38,194 INFO L290 TraceCheckUtils]: 53: Hoare triple {42874#(and (<= main_~y~0 47) (<= 47 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42875#(and (<= 48 main_~y~0) (<= main_~y~0 48))} is VALID [2022-04-15 06:07:38,195 INFO L290 TraceCheckUtils]: 54: Hoare triple {42875#(and (<= 48 main_~y~0) (<= main_~y~0 48))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42876#(and (<= 49 main_~y~0) (<= main_~y~0 49))} is VALID [2022-04-15 06:07:38,195 INFO L290 TraceCheckUtils]: 55: Hoare triple {42876#(and (<= 49 main_~y~0) (<= main_~y~0 49))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42877#(and (<= 50 main_~y~0) (<= main_~y~0 50))} is VALID [2022-04-15 06:07:38,196 INFO L290 TraceCheckUtils]: 56: Hoare triple {42877#(and (<= 50 main_~y~0) (<= main_~y~0 50))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42878#(and (<= 51 main_~y~0) (<= main_~y~0 51))} is VALID [2022-04-15 06:07:38,196 INFO L290 TraceCheckUtils]: 57: Hoare triple {42878#(and (<= 51 main_~y~0) (<= main_~y~0 51))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42879#(and (<= main_~y~0 52) (<= 52 main_~y~0))} is VALID [2022-04-15 06:07:38,197 INFO L290 TraceCheckUtils]: 58: Hoare triple {42879#(and (<= main_~y~0 52) (<= 52 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42880#(and (<= main_~y~0 53) (<= 53 main_~y~0))} is VALID [2022-04-15 06:07:38,197 INFO L290 TraceCheckUtils]: 59: Hoare triple {42880#(and (<= main_~y~0 53) (<= 53 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42881#(and (<= 54 main_~y~0) (<= main_~y~0 54))} is VALID [2022-04-15 06:07:38,198 INFO L290 TraceCheckUtils]: 60: Hoare triple {42881#(and (<= 54 main_~y~0) (<= main_~y~0 54))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42882#(and (<= 55 main_~y~0) (<= main_~y~0 55))} is VALID [2022-04-15 06:07:38,198 INFO L290 TraceCheckUtils]: 61: Hoare triple {42882#(and (<= 55 main_~y~0) (<= main_~y~0 55))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42883#(and (<= main_~y~0 56) (<= 56 main_~y~0))} is VALID [2022-04-15 06:07:38,199 INFO L290 TraceCheckUtils]: 62: Hoare triple {42883#(and (<= main_~y~0 56) (<= 56 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42884#(and (<= main_~y~0 57) (<= 57 main_~y~0))} is VALID [2022-04-15 06:07:38,199 INFO L290 TraceCheckUtils]: 63: Hoare triple {42884#(and (<= main_~y~0 57) (<= 57 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42885#(and (<= 58 main_~y~0) (<= main_~y~0 58))} is VALID [2022-04-15 06:07:38,200 INFO L290 TraceCheckUtils]: 64: Hoare triple {42885#(and (<= 58 main_~y~0) (<= main_~y~0 58))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42886#(and (<= main_~y~0 59) (<= 59 main_~y~0))} is VALID [2022-04-15 06:07:38,200 INFO L290 TraceCheckUtils]: 65: Hoare triple {42886#(and (<= main_~y~0 59) (<= 59 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42887#(and (<= 60 main_~y~0) (<= main_~y~0 60))} is VALID [2022-04-15 06:07:38,201 INFO L290 TraceCheckUtils]: 66: Hoare triple {42887#(and (<= 60 main_~y~0) (<= main_~y~0 60))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42888#(and (<= main_~y~0 61) (<= 61 main_~y~0))} is VALID [2022-04-15 06:07:38,201 INFO L290 TraceCheckUtils]: 67: Hoare triple {42888#(and (<= main_~y~0 61) (<= 61 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42889#(and (<= main_~y~0 62) (<= 62 main_~y~0))} is VALID [2022-04-15 06:07:38,202 INFO L290 TraceCheckUtils]: 68: Hoare triple {42889#(and (<= main_~y~0 62) (<= 62 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42890#(and (<= 63 main_~y~0) (<= main_~y~0 63))} is VALID [2022-04-15 06:07:38,202 INFO L290 TraceCheckUtils]: 69: Hoare triple {42890#(and (<= 63 main_~y~0) (<= main_~y~0 63))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42891#(and (not (<= (+ (div main_~y~0 4294967296) 1) 0)) (<= main_~y~0 64))} is VALID [2022-04-15 06:07:38,203 INFO L290 TraceCheckUtils]: 70: Hoare triple {42891#(and (not (<= (+ (div main_~y~0 4294967296) 1) 0)) (<= main_~y~0 64))} assume !(~y~0 % 4294967296 < 1024); {42823#false} is VALID [2022-04-15 06:07:38,203 INFO L272 TraceCheckUtils]: 71: Hoare triple {42823#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {42823#false} is VALID [2022-04-15 06:07:38,203 INFO L290 TraceCheckUtils]: 72: Hoare triple {42823#false} ~cond := #in~cond; {42823#false} is VALID [2022-04-15 06:07:38,203 INFO L290 TraceCheckUtils]: 73: Hoare triple {42823#false} assume 0 == ~cond; {42823#false} is VALID [2022-04-15 06:07:38,203 INFO L290 TraceCheckUtils]: 74: Hoare triple {42823#false} assume !false; {42823#false} is VALID [2022-04-15 06:07:38,203 INFO L134 CoverageAnalysis]: Checked inductivity of 2080 backedges. 0 proven. 2080 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 06:07:38,203 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-15 06:07:38,203 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [336727997] [2022-04-15 06:07:38,203 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [336727997] provided 0 perfect and 1 imperfect interpolant sequences [2022-04-15 06:07:38,203 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1557363438] [2022-04-15 06:07:38,204 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-04-15 06:07:38,204 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-15 06:07:38,204 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-15 06:07:38,205 INFO L229 MonitoredProcess]: Starting monitored process 65 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-04-15 06:07:38,206 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (65)] Waiting until timeout for monitored process [2022-04-15 06:07:38,342 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-04-15 06:07:38,342 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-15 06:07:38,345 INFO L263 TraceCheckSpWp]: Trace formula consists of 373 conjuncts, 131 conjunts are in the unsatisfiable core [2022-04-15 06:07:38,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 06:07:38,371 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-15 06:07:38,994 INFO L272 TraceCheckUtils]: 0: Hoare triple {42822#true} call ULTIMATE.init(); {42822#true} is VALID [2022-04-15 06:07:38,994 INFO L290 TraceCheckUtils]: 1: Hoare triple {42822#true} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {42822#true} is VALID [2022-04-15 06:07:38,994 INFO L290 TraceCheckUtils]: 2: Hoare triple {42822#true} assume true; {42822#true} is VALID [2022-04-15 06:07:38,994 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {42822#true} {42822#true} #34#return; {42822#true} is VALID [2022-04-15 06:07:38,994 INFO L272 TraceCheckUtils]: 4: Hoare triple {42822#true} call #t~ret5 := main(); {42822#true} is VALID [2022-04-15 06:07:38,995 INFO L290 TraceCheckUtils]: 5: Hoare triple {42822#true} ~x~0 := 1;~y~0 := 0; {42827#(= main_~y~0 0)} is VALID [2022-04-15 06:07:38,995 INFO L290 TraceCheckUtils]: 6: Hoare triple {42827#(= main_~y~0 0)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42828#(and (<= 1 main_~y~0) (<= main_~y~0 1))} is VALID [2022-04-15 06:07:38,996 INFO L290 TraceCheckUtils]: 7: Hoare triple {42828#(and (<= 1 main_~y~0) (<= main_~y~0 1))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42829#(and (<= 2 main_~y~0) (<= main_~y~0 2))} is VALID [2022-04-15 06:07:38,997 INFO L290 TraceCheckUtils]: 8: Hoare triple {42829#(and (<= 2 main_~y~0) (<= main_~y~0 2))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42830#(and (<= main_~y~0 3) (<= 3 main_~y~0))} is VALID [2022-04-15 06:07:38,997 INFO L290 TraceCheckUtils]: 9: Hoare triple {42830#(and (<= main_~y~0 3) (<= 3 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42831#(and (<= main_~y~0 4) (<= 4 main_~y~0))} is VALID [2022-04-15 06:07:38,998 INFO L290 TraceCheckUtils]: 10: Hoare triple {42831#(and (<= main_~y~0 4) (<= 4 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42832#(and (<= 5 main_~y~0) (<= main_~y~0 5))} is VALID [2022-04-15 06:07:38,999 INFO L290 TraceCheckUtils]: 11: Hoare triple {42832#(and (<= 5 main_~y~0) (<= main_~y~0 5))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42833#(and (<= main_~y~0 6) (<= 6 main_~y~0))} is VALID [2022-04-15 06:07:38,999 INFO L290 TraceCheckUtils]: 12: Hoare triple {42833#(and (<= main_~y~0 6) (<= 6 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42834#(and (<= 7 main_~y~0) (<= main_~y~0 7))} is VALID [2022-04-15 06:07:39,000 INFO L290 TraceCheckUtils]: 13: Hoare triple {42834#(and (<= 7 main_~y~0) (<= main_~y~0 7))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42835#(and (<= main_~y~0 8) (<= 8 main_~y~0))} is VALID [2022-04-15 06:07:39,001 INFO L290 TraceCheckUtils]: 14: Hoare triple {42835#(and (<= main_~y~0 8) (<= 8 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42836#(and (<= 9 main_~y~0) (<= main_~y~0 9))} is VALID [2022-04-15 06:07:39,001 INFO L290 TraceCheckUtils]: 15: Hoare triple {42836#(and (<= 9 main_~y~0) (<= main_~y~0 9))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42837#(and (<= main_~y~0 10) (<= 10 main_~y~0))} is VALID [2022-04-15 06:07:39,002 INFO L290 TraceCheckUtils]: 16: Hoare triple {42837#(and (<= main_~y~0 10) (<= 10 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42838#(and (<= main_~y~0 11) (<= 11 main_~y~0))} is VALID [2022-04-15 06:07:39,002 INFO L290 TraceCheckUtils]: 17: Hoare triple {42838#(and (<= main_~y~0 11) (<= 11 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42839#(and (<= 12 main_~y~0) (<= main_~y~0 12))} is VALID [2022-04-15 06:07:39,003 INFO L290 TraceCheckUtils]: 18: Hoare triple {42839#(and (<= 12 main_~y~0) (<= main_~y~0 12))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42840#(and (<= main_~y~0 13) (<= 13 main_~y~0))} is VALID [2022-04-15 06:07:39,004 INFO L290 TraceCheckUtils]: 19: Hoare triple {42840#(and (<= main_~y~0 13) (<= 13 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42841#(and (<= 14 main_~y~0) (<= main_~y~0 14))} is VALID [2022-04-15 06:07:39,004 INFO L290 TraceCheckUtils]: 20: Hoare triple {42841#(and (<= 14 main_~y~0) (<= main_~y~0 14))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42842#(and (<= main_~y~0 15) (<= 15 main_~y~0))} is VALID [2022-04-15 06:07:39,005 INFO L290 TraceCheckUtils]: 21: Hoare triple {42842#(and (<= main_~y~0 15) (<= 15 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42843#(and (<= 16 main_~y~0) (<= main_~y~0 16))} is VALID [2022-04-15 06:07:39,006 INFO L290 TraceCheckUtils]: 22: Hoare triple {42843#(and (<= 16 main_~y~0) (<= main_~y~0 16))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42844#(and (<= main_~y~0 17) (<= 17 main_~y~0))} is VALID [2022-04-15 06:07:39,006 INFO L290 TraceCheckUtils]: 23: Hoare triple {42844#(and (<= main_~y~0 17) (<= 17 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42845#(and (<= 18 main_~y~0) (<= main_~y~0 18))} is VALID [2022-04-15 06:07:39,007 INFO L290 TraceCheckUtils]: 24: Hoare triple {42845#(and (<= 18 main_~y~0) (<= main_~y~0 18))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42846#(and (<= 19 main_~y~0) (<= main_~y~0 19))} is VALID [2022-04-15 06:07:39,007 INFO L290 TraceCheckUtils]: 25: Hoare triple {42846#(and (<= 19 main_~y~0) (<= main_~y~0 19))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42847#(and (<= 20 main_~y~0) (<= main_~y~0 20))} is VALID [2022-04-15 06:07:39,008 INFO L290 TraceCheckUtils]: 26: Hoare triple {42847#(and (<= 20 main_~y~0) (<= main_~y~0 20))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42848#(and (<= main_~y~0 21) (<= 21 main_~y~0))} is VALID [2022-04-15 06:07:39,009 INFO L290 TraceCheckUtils]: 27: Hoare triple {42848#(and (<= main_~y~0 21) (<= 21 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42849#(and (<= main_~y~0 22) (<= 22 main_~y~0))} is VALID [2022-04-15 06:07:39,009 INFO L290 TraceCheckUtils]: 28: Hoare triple {42849#(and (<= main_~y~0 22) (<= 22 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42850#(and (<= main_~y~0 23) (<= 23 main_~y~0))} is VALID [2022-04-15 06:07:39,010 INFO L290 TraceCheckUtils]: 29: Hoare triple {42850#(and (<= main_~y~0 23) (<= 23 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42851#(and (<= 24 main_~y~0) (<= main_~y~0 24))} is VALID [2022-04-15 06:07:39,010 INFO L290 TraceCheckUtils]: 30: Hoare triple {42851#(and (<= 24 main_~y~0) (<= main_~y~0 24))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42852#(and (<= 25 main_~y~0) (<= main_~y~0 25))} is VALID [2022-04-15 06:07:39,011 INFO L290 TraceCheckUtils]: 31: Hoare triple {42852#(and (<= 25 main_~y~0) (<= main_~y~0 25))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42853#(and (<= main_~y~0 26) (<= 26 main_~y~0))} is VALID [2022-04-15 06:07:39,012 INFO L290 TraceCheckUtils]: 32: Hoare triple {42853#(and (<= main_~y~0 26) (<= 26 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42854#(and (<= main_~y~0 27) (<= 27 main_~y~0))} is VALID [2022-04-15 06:07:39,012 INFO L290 TraceCheckUtils]: 33: Hoare triple {42854#(and (<= main_~y~0 27) (<= 27 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42855#(and (<= main_~y~0 28) (<= 28 main_~y~0))} is VALID [2022-04-15 06:07:39,013 INFO L290 TraceCheckUtils]: 34: Hoare triple {42855#(and (<= main_~y~0 28) (<= 28 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42856#(and (<= 29 main_~y~0) (<= main_~y~0 29))} is VALID [2022-04-15 06:07:39,014 INFO L290 TraceCheckUtils]: 35: Hoare triple {42856#(and (<= 29 main_~y~0) (<= main_~y~0 29))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42857#(and (<= main_~y~0 30) (<= 30 main_~y~0))} is VALID [2022-04-15 06:07:39,014 INFO L290 TraceCheckUtils]: 36: Hoare triple {42857#(and (<= main_~y~0 30) (<= 30 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42858#(and (<= main_~y~0 31) (<= 31 main_~y~0))} is VALID [2022-04-15 06:07:39,015 INFO L290 TraceCheckUtils]: 37: Hoare triple {42858#(and (<= main_~y~0 31) (<= 31 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42859#(and (<= main_~y~0 32) (<= 32 main_~y~0))} is VALID [2022-04-15 06:07:39,015 INFO L290 TraceCheckUtils]: 38: Hoare triple {42859#(and (<= main_~y~0 32) (<= 32 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42860#(and (<= 33 main_~y~0) (<= main_~y~0 33))} is VALID [2022-04-15 06:07:39,016 INFO L290 TraceCheckUtils]: 39: Hoare triple {42860#(and (<= 33 main_~y~0) (<= main_~y~0 33))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42861#(and (<= main_~y~0 34) (<= 34 main_~y~0))} is VALID [2022-04-15 06:07:39,016 INFO L290 TraceCheckUtils]: 40: Hoare triple {42861#(and (<= main_~y~0 34) (<= 34 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42862#(and (<= 35 main_~y~0) (<= main_~y~0 35))} is VALID [2022-04-15 06:07:39,017 INFO L290 TraceCheckUtils]: 41: Hoare triple {42862#(and (<= 35 main_~y~0) (<= main_~y~0 35))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42863#(and (<= 36 main_~y~0) (<= main_~y~0 36))} is VALID [2022-04-15 06:07:39,017 INFO L290 TraceCheckUtils]: 42: Hoare triple {42863#(and (<= 36 main_~y~0) (<= main_~y~0 36))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42864#(and (<= main_~y~0 37) (<= 37 main_~y~0))} is VALID [2022-04-15 06:07:39,018 INFO L290 TraceCheckUtils]: 43: Hoare triple {42864#(and (<= main_~y~0 37) (<= 37 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42865#(and (<= 38 main_~y~0) (<= main_~y~0 38))} is VALID [2022-04-15 06:07:39,019 INFO L290 TraceCheckUtils]: 44: Hoare triple {42865#(and (<= 38 main_~y~0) (<= main_~y~0 38))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42866#(and (<= 39 main_~y~0) (<= main_~y~0 39))} is VALID [2022-04-15 06:07:39,019 INFO L290 TraceCheckUtils]: 45: Hoare triple {42866#(and (<= 39 main_~y~0) (<= main_~y~0 39))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42867#(and (<= 40 main_~y~0) (<= main_~y~0 40))} is VALID [2022-04-15 06:07:39,020 INFO L290 TraceCheckUtils]: 46: Hoare triple {42867#(and (<= 40 main_~y~0) (<= main_~y~0 40))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42868#(and (<= 41 main_~y~0) (<= main_~y~0 41))} is VALID [2022-04-15 06:07:39,020 INFO L290 TraceCheckUtils]: 47: Hoare triple {42868#(and (<= 41 main_~y~0) (<= main_~y~0 41))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42869#(and (<= main_~y~0 42) (<= 42 main_~y~0))} is VALID [2022-04-15 06:07:39,021 INFO L290 TraceCheckUtils]: 48: Hoare triple {42869#(and (<= main_~y~0 42) (<= 42 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42870#(and (<= 43 main_~y~0) (<= main_~y~0 43))} is VALID [2022-04-15 06:07:39,021 INFO L290 TraceCheckUtils]: 49: Hoare triple {42870#(and (<= 43 main_~y~0) (<= main_~y~0 43))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42871#(and (<= main_~y~0 44) (<= 44 main_~y~0))} is VALID [2022-04-15 06:07:39,022 INFO L290 TraceCheckUtils]: 50: Hoare triple {42871#(and (<= main_~y~0 44) (<= 44 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42872#(and (<= main_~y~0 45) (<= 45 main_~y~0))} is VALID [2022-04-15 06:07:39,022 INFO L290 TraceCheckUtils]: 51: Hoare triple {42872#(and (<= main_~y~0 45) (<= 45 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42873#(and (<= main_~y~0 46) (<= 46 main_~y~0))} is VALID [2022-04-15 06:07:39,023 INFO L290 TraceCheckUtils]: 52: Hoare triple {42873#(and (<= main_~y~0 46) (<= 46 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42874#(and (<= main_~y~0 47) (<= 47 main_~y~0))} is VALID [2022-04-15 06:07:39,024 INFO L290 TraceCheckUtils]: 53: Hoare triple {42874#(and (<= main_~y~0 47) (<= 47 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42875#(and (<= 48 main_~y~0) (<= main_~y~0 48))} is VALID [2022-04-15 06:07:39,024 INFO L290 TraceCheckUtils]: 54: Hoare triple {42875#(and (<= 48 main_~y~0) (<= main_~y~0 48))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42876#(and (<= 49 main_~y~0) (<= main_~y~0 49))} is VALID [2022-04-15 06:07:39,025 INFO L290 TraceCheckUtils]: 55: Hoare triple {42876#(and (<= 49 main_~y~0) (<= main_~y~0 49))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42877#(and (<= 50 main_~y~0) (<= main_~y~0 50))} is VALID [2022-04-15 06:07:39,026 INFO L290 TraceCheckUtils]: 56: Hoare triple {42877#(and (<= 50 main_~y~0) (<= main_~y~0 50))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42878#(and (<= 51 main_~y~0) (<= main_~y~0 51))} is VALID [2022-04-15 06:07:39,026 INFO L290 TraceCheckUtils]: 57: Hoare triple {42878#(and (<= 51 main_~y~0) (<= main_~y~0 51))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42879#(and (<= main_~y~0 52) (<= 52 main_~y~0))} is VALID [2022-04-15 06:07:39,027 INFO L290 TraceCheckUtils]: 58: Hoare triple {42879#(and (<= main_~y~0 52) (<= 52 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42880#(and (<= main_~y~0 53) (<= 53 main_~y~0))} is VALID [2022-04-15 06:07:39,028 INFO L290 TraceCheckUtils]: 59: Hoare triple {42880#(and (<= main_~y~0 53) (<= 53 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42881#(and (<= 54 main_~y~0) (<= main_~y~0 54))} is VALID [2022-04-15 06:07:39,028 INFO L290 TraceCheckUtils]: 60: Hoare triple {42881#(and (<= 54 main_~y~0) (<= main_~y~0 54))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42882#(and (<= 55 main_~y~0) (<= main_~y~0 55))} is VALID [2022-04-15 06:07:39,029 INFO L290 TraceCheckUtils]: 61: Hoare triple {42882#(and (<= 55 main_~y~0) (<= main_~y~0 55))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42883#(and (<= main_~y~0 56) (<= 56 main_~y~0))} is VALID [2022-04-15 06:07:39,030 INFO L290 TraceCheckUtils]: 62: Hoare triple {42883#(and (<= main_~y~0 56) (<= 56 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42884#(and (<= main_~y~0 57) (<= 57 main_~y~0))} is VALID [2022-04-15 06:07:39,030 INFO L290 TraceCheckUtils]: 63: Hoare triple {42884#(and (<= main_~y~0 57) (<= 57 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42885#(and (<= 58 main_~y~0) (<= main_~y~0 58))} is VALID [2022-04-15 06:07:39,031 INFO L290 TraceCheckUtils]: 64: Hoare triple {42885#(and (<= 58 main_~y~0) (<= main_~y~0 58))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42886#(and (<= main_~y~0 59) (<= 59 main_~y~0))} is VALID [2022-04-15 06:07:39,031 INFO L290 TraceCheckUtils]: 65: Hoare triple {42886#(and (<= main_~y~0 59) (<= 59 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42887#(and (<= 60 main_~y~0) (<= main_~y~0 60))} is VALID [2022-04-15 06:07:39,032 INFO L290 TraceCheckUtils]: 66: Hoare triple {42887#(and (<= 60 main_~y~0) (<= main_~y~0 60))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42888#(and (<= main_~y~0 61) (<= 61 main_~y~0))} is VALID [2022-04-15 06:07:39,033 INFO L290 TraceCheckUtils]: 67: Hoare triple {42888#(and (<= main_~y~0 61) (<= 61 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42889#(and (<= main_~y~0 62) (<= 62 main_~y~0))} is VALID [2022-04-15 06:07:39,033 INFO L290 TraceCheckUtils]: 68: Hoare triple {42889#(and (<= main_~y~0 62) (<= 62 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {42890#(and (<= 63 main_~y~0) (<= main_~y~0 63))} is VALID [2022-04-15 06:07:39,034 INFO L290 TraceCheckUtils]: 69: Hoare triple {42890#(and (<= 63 main_~y~0) (<= main_~y~0 63))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {43103#(and (<= 64 main_~y~0) (<= main_~y~0 64))} is VALID [2022-04-15 06:07:39,034 INFO L290 TraceCheckUtils]: 70: Hoare triple {43103#(and (<= 64 main_~y~0) (<= main_~y~0 64))} assume !(~y~0 % 4294967296 < 1024); {42823#false} is VALID [2022-04-15 06:07:39,035 INFO L272 TraceCheckUtils]: 71: Hoare triple {42823#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {42823#false} is VALID [2022-04-15 06:07:39,035 INFO L290 TraceCheckUtils]: 72: Hoare triple {42823#false} ~cond := #in~cond; {42823#false} is VALID [2022-04-15 06:07:39,035 INFO L290 TraceCheckUtils]: 73: Hoare triple {42823#false} assume 0 == ~cond; {42823#false} is VALID [2022-04-15 06:07:39,035 INFO L290 TraceCheckUtils]: 74: Hoare triple {42823#false} assume !false; {42823#false} is VALID [2022-04-15 06:07:39,035 INFO L134 CoverageAnalysis]: Checked inductivity of 2080 backedges. 0 proven. 2080 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 06:07:39,035 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-15 06:07:45,280 INFO L290 TraceCheckUtils]: 74: Hoare triple {42823#false} assume !false; {42823#false} is VALID [2022-04-15 06:07:45,280 INFO L290 TraceCheckUtils]: 73: Hoare triple {42823#false} assume 0 == ~cond; {42823#false} is VALID [2022-04-15 06:07:45,280 INFO L290 TraceCheckUtils]: 72: Hoare triple {42823#false} ~cond := #in~cond; {42823#false} is VALID [2022-04-15 06:07:45,281 INFO L272 TraceCheckUtils]: 71: Hoare triple {42823#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {42823#false} is VALID [2022-04-15 06:07:45,281 INFO L290 TraceCheckUtils]: 70: Hoare triple {43131#(< (mod main_~y~0 4294967296) 1024)} assume !(~y~0 % 4294967296 < 1024); {42823#false} is VALID [2022-04-15 06:07:45,281 INFO L290 TraceCheckUtils]: 69: Hoare triple {43135#(< (mod (+ main_~y~0 1) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {43131#(< (mod main_~y~0 4294967296) 1024)} is VALID [2022-04-15 06:07:45,282 INFO L290 TraceCheckUtils]: 68: Hoare triple {43139#(< (mod (+ main_~y~0 2) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {43135#(< (mod (+ main_~y~0 1) 4294967296) 1024)} is VALID [2022-04-15 06:07:45,282 INFO L290 TraceCheckUtils]: 67: Hoare triple {43143#(< (mod (+ main_~y~0 3) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {43139#(< (mod (+ main_~y~0 2) 4294967296) 1024)} is VALID [2022-04-15 06:07:45,283 INFO L290 TraceCheckUtils]: 66: Hoare triple {43147#(< (mod (+ main_~y~0 4) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {43143#(< (mod (+ main_~y~0 3) 4294967296) 1024)} is VALID [2022-04-15 06:07:45,283 INFO L290 TraceCheckUtils]: 65: Hoare triple {43151#(< (mod (+ 5 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {43147#(< (mod (+ main_~y~0 4) 4294967296) 1024)} is VALID [2022-04-15 06:07:45,284 INFO L290 TraceCheckUtils]: 64: Hoare triple {43155#(< (mod (+ main_~y~0 6) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {43151#(< (mod (+ 5 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:07:45,284 INFO L290 TraceCheckUtils]: 63: Hoare triple {43159#(< (mod (+ 7 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {43155#(< (mod (+ main_~y~0 6) 4294967296) 1024)} is VALID [2022-04-15 06:07:45,285 INFO L290 TraceCheckUtils]: 62: Hoare triple {43163#(< (mod (+ main_~y~0 8) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {43159#(< (mod (+ 7 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:07:45,285 INFO L290 TraceCheckUtils]: 61: Hoare triple {43167#(< (mod (+ main_~y~0 9) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {43163#(< (mod (+ main_~y~0 8) 4294967296) 1024)} is VALID [2022-04-15 06:07:45,286 INFO L290 TraceCheckUtils]: 60: Hoare triple {43171#(< (mod (+ main_~y~0 10) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {43167#(< (mod (+ main_~y~0 9) 4294967296) 1024)} is VALID [2022-04-15 06:07:45,286 INFO L290 TraceCheckUtils]: 59: Hoare triple {43175#(< (mod (+ main_~y~0 11) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {43171#(< (mod (+ main_~y~0 10) 4294967296) 1024)} is VALID [2022-04-15 06:07:45,287 INFO L290 TraceCheckUtils]: 58: Hoare triple {43179#(< (mod (+ main_~y~0 12) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {43175#(< (mod (+ main_~y~0 11) 4294967296) 1024)} is VALID [2022-04-15 06:07:45,287 INFO L290 TraceCheckUtils]: 57: Hoare triple {43183#(< (mod (+ main_~y~0 13) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {43179#(< (mod (+ main_~y~0 12) 4294967296) 1024)} is VALID [2022-04-15 06:07:45,289 INFO L290 TraceCheckUtils]: 56: Hoare triple {43187#(< (mod (+ main_~y~0 14) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {43183#(< (mod (+ main_~y~0 13) 4294967296) 1024)} is VALID [2022-04-15 06:07:45,289 INFO L290 TraceCheckUtils]: 55: Hoare triple {43191#(< (mod (+ main_~y~0 15) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {43187#(< (mod (+ main_~y~0 14) 4294967296) 1024)} is VALID [2022-04-15 06:07:45,290 INFO L290 TraceCheckUtils]: 54: Hoare triple {43195#(< (mod (+ main_~y~0 16) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {43191#(< (mod (+ main_~y~0 15) 4294967296) 1024)} is VALID [2022-04-15 06:07:45,290 INFO L290 TraceCheckUtils]: 53: Hoare triple {43199#(< (mod (+ main_~y~0 17) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {43195#(< (mod (+ main_~y~0 16) 4294967296) 1024)} is VALID [2022-04-15 06:07:45,291 INFO L290 TraceCheckUtils]: 52: Hoare triple {43203#(< (mod (+ main_~y~0 18) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {43199#(< (mod (+ main_~y~0 17) 4294967296) 1024)} is VALID [2022-04-15 06:07:45,291 INFO L290 TraceCheckUtils]: 51: Hoare triple {43207#(< (mod (+ 19 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {43203#(< (mod (+ main_~y~0 18) 4294967296) 1024)} is VALID [2022-04-15 06:07:45,292 INFO L290 TraceCheckUtils]: 50: Hoare triple {43211#(< (mod (+ main_~y~0 20) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {43207#(< (mod (+ 19 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:07:45,292 INFO L290 TraceCheckUtils]: 49: Hoare triple {43215#(< (mod (+ main_~y~0 21) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {43211#(< (mod (+ main_~y~0 20) 4294967296) 1024)} is VALID [2022-04-15 06:07:45,293 INFO L290 TraceCheckUtils]: 48: Hoare triple {43219#(< (mod (+ main_~y~0 22) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {43215#(< (mod (+ main_~y~0 21) 4294967296) 1024)} is VALID [2022-04-15 06:07:45,293 INFO L290 TraceCheckUtils]: 47: Hoare triple {43223#(< (mod (+ 23 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {43219#(< (mod (+ main_~y~0 22) 4294967296) 1024)} is VALID [2022-04-15 06:07:45,294 INFO L290 TraceCheckUtils]: 46: Hoare triple {43227#(< (mod (+ main_~y~0 24) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {43223#(< (mod (+ 23 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:07:45,294 INFO L290 TraceCheckUtils]: 45: Hoare triple {43231#(< (mod (+ main_~y~0 25) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {43227#(< (mod (+ main_~y~0 24) 4294967296) 1024)} is VALID [2022-04-15 06:07:45,295 INFO L290 TraceCheckUtils]: 44: Hoare triple {43235#(< (mod (+ main_~y~0 26) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {43231#(< (mod (+ main_~y~0 25) 4294967296) 1024)} is VALID [2022-04-15 06:07:45,295 INFO L290 TraceCheckUtils]: 43: Hoare triple {43239#(< (mod (+ main_~y~0 27) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {43235#(< (mod (+ main_~y~0 26) 4294967296) 1024)} is VALID [2022-04-15 06:07:45,296 INFO L290 TraceCheckUtils]: 42: Hoare triple {43243#(< (mod (+ main_~y~0 28) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {43239#(< (mod (+ main_~y~0 27) 4294967296) 1024)} is VALID [2022-04-15 06:07:45,296 INFO L290 TraceCheckUtils]: 41: Hoare triple {43247#(< (mod (+ 29 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {43243#(< (mod (+ main_~y~0 28) 4294967296) 1024)} is VALID [2022-04-15 06:07:45,297 INFO L290 TraceCheckUtils]: 40: Hoare triple {43251#(< (mod (+ 30 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {43247#(< (mod (+ 29 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:07:45,297 INFO L290 TraceCheckUtils]: 39: Hoare triple {43255#(< (mod (+ main_~y~0 31) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {43251#(< (mod (+ 30 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:07:45,298 INFO L290 TraceCheckUtils]: 38: Hoare triple {43259#(< (mod (+ 32 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {43255#(< (mod (+ main_~y~0 31) 4294967296) 1024)} is VALID [2022-04-15 06:07:45,298 INFO L290 TraceCheckUtils]: 37: Hoare triple {43263#(< (mod (+ main_~y~0 33) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {43259#(< (mod (+ 32 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:07:45,299 INFO L290 TraceCheckUtils]: 36: Hoare triple {43267#(< (mod (+ main_~y~0 34) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {43263#(< (mod (+ main_~y~0 33) 4294967296) 1024)} is VALID [2022-04-15 06:07:45,299 INFO L290 TraceCheckUtils]: 35: Hoare triple {43271#(< (mod (+ 35 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {43267#(< (mod (+ main_~y~0 34) 4294967296) 1024)} is VALID [2022-04-15 06:07:45,300 INFO L290 TraceCheckUtils]: 34: Hoare triple {43275#(< (mod (+ main_~y~0 36) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {43271#(< (mod (+ 35 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:07:45,300 INFO L290 TraceCheckUtils]: 33: Hoare triple {43279#(< (mod (+ main_~y~0 37) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {43275#(< (mod (+ main_~y~0 36) 4294967296) 1024)} is VALID [2022-04-15 06:07:45,301 INFO L290 TraceCheckUtils]: 32: Hoare triple {43283#(< (mod (+ main_~y~0 38) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {43279#(< (mod (+ main_~y~0 37) 4294967296) 1024)} is VALID [2022-04-15 06:07:45,301 INFO L290 TraceCheckUtils]: 31: Hoare triple {43287#(< (mod (+ main_~y~0 39) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {43283#(< (mod (+ main_~y~0 38) 4294967296) 1024)} is VALID [2022-04-15 06:07:45,302 INFO L290 TraceCheckUtils]: 30: Hoare triple {43291#(< (mod (+ 40 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {43287#(< (mod (+ main_~y~0 39) 4294967296) 1024)} is VALID [2022-04-15 06:07:45,302 INFO L290 TraceCheckUtils]: 29: Hoare triple {43295#(< (mod (+ 41 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {43291#(< (mod (+ 40 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:07:45,303 INFO L290 TraceCheckUtils]: 28: Hoare triple {43299#(< (mod (+ 42 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {43295#(< (mod (+ 41 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:07:45,303 INFO L290 TraceCheckUtils]: 27: Hoare triple {43303#(< (mod (+ main_~y~0 43) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {43299#(< (mod (+ 42 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:07:45,304 INFO L290 TraceCheckUtils]: 26: Hoare triple {43307#(< (mod (+ 44 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {43303#(< (mod (+ main_~y~0 43) 4294967296) 1024)} is VALID [2022-04-15 06:07:45,306 INFO L290 TraceCheckUtils]: 25: Hoare triple {43311#(< (mod (+ main_~y~0 45) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {43307#(< (mod (+ 44 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:07:45,307 INFO L290 TraceCheckUtils]: 24: Hoare triple {43315#(< (mod (+ main_~y~0 46) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {43311#(< (mod (+ main_~y~0 45) 4294967296) 1024)} is VALID [2022-04-15 06:07:45,307 INFO L290 TraceCheckUtils]: 23: Hoare triple {43319#(< (mod (+ main_~y~0 47) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {43315#(< (mod (+ main_~y~0 46) 4294967296) 1024)} is VALID [2022-04-15 06:07:45,308 INFO L290 TraceCheckUtils]: 22: Hoare triple {43323#(< (mod (+ main_~y~0 48) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {43319#(< (mod (+ main_~y~0 47) 4294967296) 1024)} is VALID [2022-04-15 06:07:45,308 INFO L290 TraceCheckUtils]: 21: Hoare triple {43327#(< (mod (+ 49 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {43323#(< (mod (+ main_~y~0 48) 4294967296) 1024)} is VALID [2022-04-15 06:07:45,309 INFO L290 TraceCheckUtils]: 20: Hoare triple {43331#(< (mod (+ main_~y~0 50) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {43327#(< (mod (+ 49 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:07:45,309 INFO L290 TraceCheckUtils]: 19: Hoare triple {43335#(< (mod (+ 51 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {43331#(< (mod (+ main_~y~0 50) 4294967296) 1024)} is VALID [2022-04-15 06:07:45,310 INFO L290 TraceCheckUtils]: 18: Hoare triple {43339#(< (mod (+ main_~y~0 52) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {43335#(< (mod (+ 51 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:07:45,310 INFO L290 TraceCheckUtils]: 17: Hoare triple {43343#(< (mod (+ 53 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {43339#(< (mod (+ main_~y~0 52) 4294967296) 1024)} is VALID [2022-04-15 06:07:45,311 INFO L290 TraceCheckUtils]: 16: Hoare triple {43347#(< (mod (+ main_~y~0 54) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {43343#(< (mod (+ 53 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:07:45,311 INFO L290 TraceCheckUtils]: 15: Hoare triple {43351#(< (mod (+ main_~y~0 55) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {43347#(< (mod (+ main_~y~0 54) 4294967296) 1024)} is VALID [2022-04-15 06:07:45,312 INFO L290 TraceCheckUtils]: 14: Hoare triple {43355#(< (mod (+ 56 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {43351#(< (mod (+ main_~y~0 55) 4294967296) 1024)} is VALID [2022-04-15 06:07:45,312 INFO L290 TraceCheckUtils]: 13: Hoare triple {43359#(< (mod (+ 57 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {43355#(< (mod (+ 56 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:07:45,313 INFO L290 TraceCheckUtils]: 12: Hoare triple {43363#(< (mod (+ main_~y~0 58) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {43359#(< (mod (+ 57 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:07:45,313 INFO L290 TraceCheckUtils]: 11: Hoare triple {43367#(< (mod (+ 59 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {43363#(< (mod (+ main_~y~0 58) 4294967296) 1024)} is VALID [2022-04-15 06:07:45,314 INFO L290 TraceCheckUtils]: 10: Hoare triple {43371#(< (mod (+ main_~y~0 60) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {43367#(< (mod (+ 59 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:07:45,314 INFO L290 TraceCheckUtils]: 9: Hoare triple {43375#(< (mod (+ main_~y~0 61) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {43371#(< (mod (+ main_~y~0 60) 4294967296) 1024)} is VALID [2022-04-15 06:07:45,315 INFO L290 TraceCheckUtils]: 8: Hoare triple {43379#(< (mod (+ main_~y~0 62) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {43375#(< (mod (+ main_~y~0 61) 4294967296) 1024)} is VALID [2022-04-15 06:07:45,315 INFO L290 TraceCheckUtils]: 7: Hoare triple {43383#(< (mod (+ main_~y~0 63) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {43379#(< (mod (+ main_~y~0 62) 4294967296) 1024)} is VALID [2022-04-15 06:07:45,316 INFO L290 TraceCheckUtils]: 6: Hoare triple {43387#(< (mod (+ 64 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {43383#(< (mod (+ main_~y~0 63) 4294967296) 1024)} is VALID [2022-04-15 06:07:45,316 INFO L290 TraceCheckUtils]: 5: Hoare triple {42822#true} ~x~0 := 1;~y~0 := 0; {43387#(< (mod (+ 64 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:07:45,316 INFO L272 TraceCheckUtils]: 4: Hoare triple {42822#true} call #t~ret5 := main(); {42822#true} is VALID [2022-04-15 06:07:45,316 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {42822#true} {42822#true} #34#return; {42822#true} is VALID [2022-04-15 06:07:45,316 INFO L290 TraceCheckUtils]: 2: Hoare triple {42822#true} assume true; {42822#true} is VALID [2022-04-15 06:07:45,316 INFO L290 TraceCheckUtils]: 1: Hoare triple {42822#true} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {42822#true} is VALID [2022-04-15 06:07:45,316 INFO L272 TraceCheckUtils]: 0: Hoare triple {42822#true} call ULTIMATE.init(); {42822#true} is VALID [2022-04-15 06:07:45,317 INFO L134 CoverageAnalysis]: Checked inductivity of 2080 backedges. 0 proven. 2080 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 06:07:45,317 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1557363438] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-15 06:07:45,317 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-04-15 06:07:45,317 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [68, 67, 67] total 134 [2022-04-15 06:07:45,317 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-15 06:07:45,317 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [17826687] [2022-04-15 06:07:45,317 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [17826687] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-15 06:07:45,317 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-15 06:07:45,317 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [68] imperfect sequences [] total 68 [2022-04-15 06:07:45,318 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [589272343] [2022-04-15 06:07:45,318 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-15 06:07:45,318 INFO L78 Accepts]: Start accepts. Automaton has has 68 states, 68 states have (on average 1.0441176470588236) internal successors, (71), 67 states have internal predecessors, (71), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 75 [2022-04-15 06:07:45,318 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-15 06:07:45,318 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 68 states, 68 states have (on average 1.0441176470588236) internal successors, (71), 67 states have internal predecessors, (71), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:07:45,343 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 75 edges. 75 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 06:07:45,343 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 68 states [2022-04-15 06:07:45,343 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-15 06:07:45,343 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 68 interpolants. [2022-04-15 06:07:45,344 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=4620, Invalid=13202, Unknown=0, NotChecked=0, Total=17822 [2022-04-15 06:07:45,345 INFO L87 Difference]: Start difference. First operand 76 states and 76 transitions. Second operand has 68 states, 68 states have (on average 1.0441176470588236) internal successors, (71), 67 states have internal predecessors, (71), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:07:51,777 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 06:07:51,777 INFO L93 Difference]: Finished difference Result 82 states and 82 transitions. [2022-04-15 06:07:51,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2022-04-15 06:07:51,777 INFO L78 Accepts]: Start accepts. Automaton has has 68 states, 68 states have (on average 1.0441176470588236) internal successors, (71), 67 states have internal predecessors, (71), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 75 [2022-04-15 06:07:51,777 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-15 06:07:51,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 68 states, 68 states have (on average 1.0441176470588236) internal successors, (71), 67 states have internal predecessors, (71), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:07:51,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 68 states and 82 transitions. [2022-04-15 06:07:51,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 68 states, 68 states have (on average 1.0441176470588236) internal successors, (71), 67 states have internal predecessors, (71), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:07:51,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 68 states and 82 transitions. [2022-04-15 06:07:51,779 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 68 states and 82 transitions. [2022-04-15 06:07:51,814 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 82 edges. 82 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 06:07:51,815 INFO L225 Difference]: With dead ends: 82 [2022-04-15 06:07:51,815 INFO L226 Difference]: Without dead ends: 77 [2022-04-15 06:07:51,817 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 283 GetRequests, 85 SyntacticMatches, 1 SemanticMatches, 197 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2214 ImplicationChecksByTransitivity, 9.1s TimeCoverageRelationStatistics Valid=9233, Invalid=30169, Unknown=0, NotChecked=0, Total=39402 [2022-04-15 06:07:51,817 INFO L913 BasicCegarLoop]: 11 mSDtfsCounter, 6 mSDsluCounter, 262 mSDsCounter, 0 mSdLazyCounter, 4422 mSolverCounterSat, 131 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 273 SdHoareTripleChecker+Invalid, 4553 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 131 IncrementalHoareTripleChecker+Valid, 4422 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2022-04-15 06:07:51,817 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [6 Valid, 273 Invalid, 4553 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [131 Valid, 4422 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2022-04-15 06:07:51,817 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 77 states. [2022-04-15 06:07:51,871 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 77 to 77. [2022-04-15 06:07:51,871 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-15 06:07:51,871 INFO L82 GeneralOperation]: Start isEquivalent. First operand 77 states. Second operand has 77 states, 72 states have (on average 1.0138888888888888) internal successors, (73), 72 states have internal predecessors, (73), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:07:51,871 INFO L74 IsIncluded]: Start isIncluded. First operand 77 states. Second operand has 77 states, 72 states have (on average 1.0138888888888888) internal successors, (73), 72 states have internal predecessors, (73), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:07:51,871 INFO L87 Difference]: Start difference. First operand 77 states. Second operand has 77 states, 72 states have (on average 1.0138888888888888) internal successors, (73), 72 states have internal predecessors, (73), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:07:51,872 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 06:07:51,872 INFO L93 Difference]: Finished difference Result 77 states and 77 transitions. [2022-04-15 06:07:51,872 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 77 transitions. [2022-04-15 06:07:51,872 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-15 06:07:51,872 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-15 06:07:51,872 INFO L74 IsIncluded]: Start isIncluded. First operand has 77 states, 72 states have (on average 1.0138888888888888) internal successors, (73), 72 states have internal predecessors, (73), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 77 states. [2022-04-15 06:07:51,872 INFO L87 Difference]: Start difference. First operand has 77 states, 72 states have (on average 1.0138888888888888) internal successors, (73), 72 states have internal predecessors, (73), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 77 states. [2022-04-15 06:07:51,873 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 06:07:51,873 INFO L93 Difference]: Finished difference Result 77 states and 77 transitions. [2022-04-15 06:07:51,873 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 77 transitions. [2022-04-15 06:07:51,873 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-15 06:07:51,873 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-15 06:07:51,873 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-15 06:07:51,873 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-15 06:07:51,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 77 states, 72 states have (on average 1.0138888888888888) internal successors, (73), 72 states have internal predecessors, (73), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:07:51,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 77 transitions. [2022-04-15 06:07:51,874 INFO L78 Accepts]: Start accepts. Automaton has 77 states and 77 transitions. Word has length 75 [2022-04-15 06:07:51,874 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-15 06:07:51,874 INFO L478 AbstractCegarLoop]: Abstraction has 77 states and 77 transitions. [2022-04-15 06:07:51,874 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 68 states, 68 states have (on average 1.0441176470588236) internal successors, (71), 67 states have internal predecessors, (71), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:07:51,874 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 77 states and 77 transitions. [2022-04-15 06:07:51,919 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 77 edges. 77 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 06:07:51,919 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 77 transitions. [2022-04-15 06:07:51,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2022-04-15 06:07:51,919 INFO L491 BasicCegarLoop]: Found error trace [2022-04-15 06:07:51,919 INFO L499 BasicCegarLoop]: trace histogram [65, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-15 06:07:51,936 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (65)] Forceful destruction successful, exit code 0 [2022-04-15 06:07:52,125 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable128,SelfDestructingSolverStorable129,65 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-15 06:07:52,128 INFO L403 AbstractCegarLoop]: === Iteration 67 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-15 06:07:52,128 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-15 06:07:52,128 INFO L85 PathProgramCache]: Analyzing trace with hash -1846271370, now seen corresponding path program 129 times [2022-04-15 06:07:52,128 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-15 06:07:52,128 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [1347512091] [2022-04-15 06:07:52,810 INFO L89 AcceleratorJordan]: Jordan loop acceleration statistics: 1 HavocedVariables, 2 AssignedVariables, 0 ReadonlyVariables, Eigenvalues: {0={1=1}, 1={2=1}}, 1 SequentialAcceleration, 0 AlternatingAcceleration, 1 QuantifierFreeResult [2022-04-15 06:07:52,811 INFO L271 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2022-04-15 06:07:52,812 INFO L85 PathProgramCache]: Analyzing trace with hash 1915434231, now seen corresponding path program 1 times [2022-04-15 06:07:52,812 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-15 06:07:52,812 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1332097512] [2022-04-15 06:07:52,812 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-15 06:07:52,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-15 06:07:52,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-15 06:07:52,816 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-04-15 06:07:52,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-15 06:07:52,818 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-04-15 06:07:52,818 INFO L85 PathProgramCache]: Analyzing trace with hash -1846271370, now seen corresponding path program 130 times [2022-04-15 06:07:52,818 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-15 06:07:52,818 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1504176003] [2022-04-15 06:07:52,818 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-15 06:07:52,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-15 06:07:52,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 06:07:54,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-15 06:07:54,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 06:07:54,457 INFO L290 TraceCheckUtils]: 0: Hoare triple {44081#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {44010#true} is VALID [2022-04-15 06:07:54,457 INFO L290 TraceCheckUtils]: 1: Hoare triple {44010#true} assume true; {44010#true} is VALID [2022-04-15 06:07:54,457 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {44010#true} {44010#true} #34#return; {44010#true} is VALID [2022-04-15 06:07:54,458 INFO L272 TraceCheckUtils]: 0: Hoare triple {44010#true} call ULTIMATE.init(); {44081#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} is VALID [2022-04-15 06:07:54,458 INFO L290 TraceCheckUtils]: 1: Hoare triple {44081#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {44010#true} is VALID [2022-04-15 06:07:54,458 INFO L290 TraceCheckUtils]: 2: Hoare triple {44010#true} assume true; {44010#true} is VALID [2022-04-15 06:07:54,458 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {44010#true} {44010#true} #34#return; {44010#true} is VALID [2022-04-15 06:07:54,458 INFO L272 TraceCheckUtils]: 4: Hoare triple {44010#true} call #t~ret5 := main(); {44010#true} is VALID [2022-04-15 06:07:54,458 INFO L290 TraceCheckUtils]: 5: Hoare triple {44010#true} ~x~0 := 1;~y~0 := 0; {44015#(= main_~y~0 0)} is VALID [2022-04-15 06:07:54,458 INFO L290 TraceCheckUtils]: 6: Hoare triple {44015#(= main_~y~0 0)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44016#(and (<= 1 main_~y~0) (<= main_~y~0 1))} is VALID [2022-04-15 06:07:54,459 INFO L290 TraceCheckUtils]: 7: Hoare triple {44016#(and (<= 1 main_~y~0) (<= main_~y~0 1))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44017#(and (<= 2 main_~y~0) (<= main_~y~0 2))} is VALID [2022-04-15 06:07:54,459 INFO L290 TraceCheckUtils]: 8: Hoare triple {44017#(and (<= 2 main_~y~0) (<= main_~y~0 2))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44018#(and (<= main_~y~0 3) (<= 3 main_~y~0))} is VALID [2022-04-15 06:07:54,460 INFO L290 TraceCheckUtils]: 9: Hoare triple {44018#(and (<= main_~y~0 3) (<= 3 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44019#(and (<= main_~y~0 4) (<= 4 main_~y~0))} is VALID [2022-04-15 06:07:54,460 INFO L290 TraceCheckUtils]: 10: Hoare triple {44019#(and (<= main_~y~0 4) (<= 4 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44020#(and (<= 5 main_~y~0) (<= main_~y~0 5))} is VALID [2022-04-15 06:07:54,461 INFO L290 TraceCheckUtils]: 11: Hoare triple {44020#(and (<= 5 main_~y~0) (<= main_~y~0 5))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44021#(and (<= main_~y~0 6) (<= 6 main_~y~0))} is VALID [2022-04-15 06:07:54,461 INFO L290 TraceCheckUtils]: 12: Hoare triple {44021#(and (<= main_~y~0 6) (<= 6 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44022#(and (<= 7 main_~y~0) (<= main_~y~0 7))} is VALID [2022-04-15 06:07:54,461 INFO L290 TraceCheckUtils]: 13: Hoare triple {44022#(and (<= 7 main_~y~0) (<= main_~y~0 7))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44023#(and (<= main_~y~0 8) (<= 8 main_~y~0))} is VALID [2022-04-15 06:07:54,462 INFO L290 TraceCheckUtils]: 14: Hoare triple {44023#(and (<= main_~y~0 8) (<= 8 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44024#(and (<= 9 main_~y~0) (<= main_~y~0 9))} is VALID [2022-04-15 06:07:54,462 INFO L290 TraceCheckUtils]: 15: Hoare triple {44024#(and (<= 9 main_~y~0) (<= main_~y~0 9))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44025#(and (<= main_~y~0 10) (<= 10 main_~y~0))} is VALID [2022-04-15 06:07:54,463 INFO L290 TraceCheckUtils]: 16: Hoare triple {44025#(and (<= main_~y~0 10) (<= 10 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44026#(and (<= main_~y~0 11) (<= 11 main_~y~0))} is VALID [2022-04-15 06:07:54,463 INFO L290 TraceCheckUtils]: 17: Hoare triple {44026#(and (<= main_~y~0 11) (<= 11 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44027#(and (<= 12 main_~y~0) (<= main_~y~0 12))} is VALID [2022-04-15 06:07:54,463 INFO L290 TraceCheckUtils]: 18: Hoare triple {44027#(and (<= 12 main_~y~0) (<= main_~y~0 12))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44028#(and (<= main_~y~0 13) (<= 13 main_~y~0))} is VALID [2022-04-15 06:07:54,464 INFO L290 TraceCheckUtils]: 19: Hoare triple {44028#(and (<= main_~y~0 13) (<= 13 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44029#(and (<= 14 main_~y~0) (<= main_~y~0 14))} is VALID [2022-04-15 06:07:54,464 INFO L290 TraceCheckUtils]: 20: Hoare triple {44029#(and (<= 14 main_~y~0) (<= main_~y~0 14))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44030#(and (<= main_~y~0 15) (<= 15 main_~y~0))} is VALID [2022-04-15 06:07:54,465 INFO L290 TraceCheckUtils]: 21: Hoare triple {44030#(and (<= main_~y~0 15) (<= 15 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44031#(and (<= 16 main_~y~0) (<= main_~y~0 16))} is VALID [2022-04-15 06:07:54,465 INFO L290 TraceCheckUtils]: 22: Hoare triple {44031#(and (<= 16 main_~y~0) (<= main_~y~0 16))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44032#(and (<= main_~y~0 17) (<= 17 main_~y~0))} is VALID [2022-04-15 06:07:54,465 INFO L290 TraceCheckUtils]: 23: Hoare triple {44032#(and (<= main_~y~0 17) (<= 17 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44033#(and (<= 18 main_~y~0) (<= main_~y~0 18))} is VALID [2022-04-15 06:07:54,466 INFO L290 TraceCheckUtils]: 24: Hoare triple {44033#(and (<= 18 main_~y~0) (<= main_~y~0 18))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44034#(and (<= 19 main_~y~0) (<= main_~y~0 19))} is VALID [2022-04-15 06:07:54,466 INFO L290 TraceCheckUtils]: 25: Hoare triple {44034#(and (<= 19 main_~y~0) (<= main_~y~0 19))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44035#(and (<= 20 main_~y~0) (<= main_~y~0 20))} is VALID [2022-04-15 06:07:54,468 INFO L290 TraceCheckUtils]: 26: Hoare triple {44035#(and (<= 20 main_~y~0) (<= main_~y~0 20))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44036#(and (<= main_~y~0 21) (<= 21 main_~y~0))} is VALID [2022-04-15 06:07:54,468 INFO L290 TraceCheckUtils]: 27: Hoare triple {44036#(and (<= main_~y~0 21) (<= 21 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44037#(and (<= main_~y~0 22) (<= 22 main_~y~0))} is VALID [2022-04-15 06:07:54,469 INFO L290 TraceCheckUtils]: 28: Hoare triple {44037#(and (<= main_~y~0 22) (<= 22 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44038#(and (<= main_~y~0 23) (<= 23 main_~y~0))} is VALID [2022-04-15 06:07:54,470 INFO L290 TraceCheckUtils]: 29: Hoare triple {44038#(and (<= main_~y~0 23) (<= 23 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44039#(and (<= 24 main_~y~0) (<= main_~y~0 24))} is VALID [2022-04-15 06:07:54,470 INFO L290 TraceCheckUtils]: 30: Hoare triple {44039#(and (<= 24 main_~y~0) (<= main_~y~0 24))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44040#(and (<= 25 main_~y~0) (<= main_~y~0 25))} is VALID [2022-04-15 06:07:54,470 INFO L290 TraceCheckUtils]: 31: Hoare triple {44040#(and (<= 25 main_~y~0) (<= main_~y~0 25))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44041#(and (<= main_~y~0 26) (<= 26 main_~y~0))} is VALID [2022-04-15 06:07:54,471 INFO L290 TraceCheckUtils]: 32: Hoare triple {44041#(and (<= main_~y~0 26) (<= 26 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44042#(and (<= main_~y~0 27) (<= 27 main_~y~0))} is VALID [2022-04-15 06:07:54,471 INFO L290 TraceCheckUtils]: 33: Hoare triple {44042#(and (<= main_~y~0 27) (<= 27 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44043#(and (<= main_~y~0 28) (<= 28 main_~y~0))} is VALID [2022-04-15 06:07:54,472 INFO L290 TraceCheckUtils]: 34: Hoare triple {44043#(and (<= main_~y~0 28) (<= 28 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44044#(and (<= 29 main_~y~0) (<= main_~y~0 29))} is VALID [2022-04-15 06:07:54,472 INFO L290 TraceCheckUtils]: 35: Hoare triple {44044#(and (<= 29 main_~y~0) (<= main_~y~0 29))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44045#(and (<= main_~y~0 30) (<= 30 main_~y~0))} is VALID [2022-04-15 06:07:54,472 INFO L290 TraceCheckUtils]: 36: Hoare triple {44045#(and (<= main_~y~0 30) (<= 30 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44046#(and (<= main_~y~0 31) (<= 31 main_~y~0))} is VALID [2022-04-15 06:07:54,473 INFO L290 TraceCheckUtils]: 37: Hoare triple {44046#(and (<= main_~y~0 31) (<= 31 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44047#(and (<= main_~y~0 32) (<= 32 main_~y~0))} is VALID [2022-04-15 06:07:54,473 INFO L290 TraceCheckUtils]: 38: Hoare triple {44047#(and (<= main_~y~0 32) (<= 32 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44048#(and (<= 33 main_~y~0) (<= main_~y~0 33))} is VALID [2022-04-15 06:07:54,473 INFO L290 TraceCheckUtils]: 39: Hoare triple {44048#(and (<= 33 main_~y~0) (<= main_~y~0 33))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44049#(and (<= main_~y~0 34) (<= 34 main_~y~0))} is VALID [2022-04-15 06:07:54,474 INFO L290 TraceCheckUtils]: 40: Hoare triple {44049#(and (<= main_~y~0 34) (<= 34 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44050#(and (<= 35 main_~y~0) (<= main_~y~0 35))} is VALID [2022-04-15 06:07:54,474 INFO L290 TraceCheckUtils]: 41: Hoare triple {44050#(and (<= 35 main_~y~0) (<= main_~y~0 35))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44051#(and (<= 36 main_~y~0) (<= main_~y~0 36))} is VALID [2022-04-15 06:07:54,475 INFO L290 TraceCheckUtils]: 42: Hoare triple {44051#(and (<= 36 main_~y~0) (<= main_~y~0 36))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44052#(and (<= main_~y~0 37) (<= 37 main_~y~0))} is VALID [2022-04-15 06:07:54,475 INFO L290 TraceCheckUtils]: 43: Hoare triple {44052#(and (<= main_~y~0 37) (<= 37 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44053#(and (<= 38 main_~y~0) (<= main_~y~0 38))} is VALID [2022-04-15 06:07:54,475 INFO L290 TraceCheckUtils]: 44: Hoare triple {44053#(and (<= 38 main_~y~0) (<= main_~y~0 38))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44054#(and (<= 39 main_~y~0) (<= main_~y~0 39))} is VALID [2022-04-15 06:07:54,476 INFO L290 TraceCheckUtils]: 45: Hoare triple {44054#(and (<= 39 main_~y~0) (<= main_~y~0 39))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44055#(and (<= 40 main_~y~0) (<= main_~y~0 40))} is VALID [2022-04-15 06:07:54,476 INFO L290 TraceCheckUtils]: 46: Hoare triple {44055#(and (<= 40 main_~y~0) (<= main_~y~0 40))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44056#(and (<= 41 main_~y~0) (<= main_~y~0 41))} is VALID [2022-04-15 06:07:54,477 INFO L290 TraceCheckUtils]: 47: Hoare triple {44056#(and (<= 41 main_~y~0) (<= main_~y~0 41))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44057#(and (<= main_~y~0 42) (<= 42 main_~y~0))} is VALID [2022-04-15 06:07:54,477 INFO L290 TraceCheckUtils]: 48: Hoare triple {44057#(and (<= main_~y~0 42) (<= 42 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44058#(and (<= 43 main_~y~0) (<= main_~y~0 43))} is VALID [2022-04-15 06:07:54,477 INFO L290 TraceCheckUtils]: 49: Hoare triple {44058#(and (<= 43 main_~y~0) (<= main_~y~0 43))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44059#(and (<= main_~y~0 44) (<= 44 main_~y~0))} is VALID [2022-04-15 06:07:54,478 INFO L290 TraceCheckUtils]: 50: Hoare triple {44059#(and (<= main_~y~0 44) (<= 44 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44060#(and (<= main_~y~0 45) (<= 45 main_~y~0))} is VALID [2022-04-15 06:07:54,478 INFO L290 TraceCheckUtils]: 51: Hoare triple {44060#(and (<= main_~y~0 45) (<= 45 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44061#(and (<= main_~y~0 46) (<= 46 main_~y~0))} is VALID [2022-04-15 06:07:54,479 INFO L290 TraceCheckUtils]: 52: Hoare triple {44061#(and (<= main_~y~0 46) (<= 46 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44062#(and (<= main_~y~0 47) (<= 47 main_~y~0))} is VALID [2022-04-15 06:07:54,479 INFO L290 TraceCheckUtils]: 53: Hoare triple {44062#(and (<= main_~y~0 47) (<= 47 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44063#(and (<= 48 main_~y~0) (<= main_~y~0 48))} is VALID [2022-04-15 06:07:54,479 INFO L290 TraceCheckUtils]: 54: Hoare triple {44063#(and (<= 48 main_~y~0) (<= main_~y~0 48))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44064#(and (<= 49 main_~y~0) (<= main_~y~0 49))} is VALID [2022-04-15 06:07:54,481 INFO L290 TraceCheckUtils]: 55: Hoare triple {44064#(and (<= 49 main_~y~0) (<= main_~y~0 49))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44065#(and (<= 50 main_~y~0) (<= main_~y~0 50))} is VALID [2022-04-15 06:07:54,481 INFO L290 TraceCheckUtils]: 56: Hoare triple {44065#(and (<= 50 main_~y~0) (<= main_~y~0 50))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44066#(and (<= 51 main_~y~0) (<= main_~y~0 51))} is VALID [2022-04-15 06:07:54,482 INFO L290 TraceCheckUtils]: 57: Hoare triple {44066#(and (<= 51 main_~y~0) (<= main_~y~0 51))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44067#(and (<= main_~y~0 52) (<= 52 main_~y~0))} is VALID [2022-04-15 06:07:54,483 INFO L290 TraceCheckUtils]: 58: Hoare triple {44067#(and (<= main_~y~0 52) (<= 52 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44068#(and (<= main_~y~0 53) (<= 53 main_~y~0))} is VALID [2022-04-15 06:07:54,483 INFO L290 TraceCheckUtils]: 59: Hoare triple {44068#(and (<= main_~y~0 53) (<= 53 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44069#(and (<= 54 main_~y~0) (<= main_~y~0 54))} is VALID [2022-04-15 06:07:54,485 INFO L290 TraceCheckUtils]: 60: Hoare triple {44069#(and (<= 54 main_~y~0) (<= main_~y~0 54))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44070#(and (<= 55 main_~y~0) (<= main_~y~0 55))} is VALID [2022-04-15 06:07:54,485 INFO L290 TraceCheckUtils]: 61: Hoare triple {44070#(and (<= 55 main_~y~0) (<= main_~y~0 55))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44071#(and (<= main_~y~0 56) (<= 56 main_~y~0))} is VALID [2022-04-15 06:07:54,486 INFO L290 TraceCheckUtils]: 62: Hoare triple {44071#(and (<= main_~y~0 56) (<= 56 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44072#(and (<= main_~y~0 57) (<= 57 main_~y~0))} is VALID [2022-04-15 06:07:54,486 INFO L290 TraceCheckUtils]: 63: Hoare triple {44072#(and (<= main_~y~0 57) (<= 57 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44073#(and (<= 58 main_~y~0) (<= main_~y~0 58))} is VALID [2022-04-15 06:07:54,486 INFO L290 TraceCheckUtils]: 64: Hoare triple {44073#(and (<= 58 main_~y~0) (<= main_~y~0 58))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44074#(and (<= main_~y~0 59) (<= 59 main_~y~0))} is VALID [2022-04-15 06:07:54,487 INFO L290 TraceCheckUtils]: 65: Hoare triple {44074#(and (<= main_~y~0 59) (<= 59 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44075#(and (<= 60 main_~y~0) (<= main_~y~0 60))} is VALID [2022-04-15 06:07:54,488 INFO L290 TraceCheckUtils]: 66: Hoare triple {44075#(and (<= 60 main_~y~0) (<= main_~y~0 60))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44076#(and (<= main_~y~0 61) (<= 61 main_~y~0))} is VALID [2022-04-15 06:07:54,489 INFO L290 TraceCheckUtils]: 67: Hoare triple {44076#(and (<= main_~y~0 61) (<= 61 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44077#(and (<= main_~y~0 62) (<= 62 main_~y~0))} is VALID [2022-04-15 06:07:54,489 INFO L290 TraceCheckUtils]: 68: Hoare triple {44077#(and (<= main_~y~0 62) (<= 62 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44078#(and (<= 63 main_~y~0) (<= main_~y~0 63))} is VALID [2022-04-15 06:07:54,490 INFO L290 TraceCheckUtils]: 69: Hoare triple {44078#(and (<= 63 main_~y~0) (<= main_~y~0 63))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44079#(and (<= 64 main_~y~0) (<= main_~y~0 64))} is VALID [2022-04-15 06:07:54,490 INFO L290 TraceCheckUtils]: 70: Hoare triple {44079#(and (<= 64 main_~y~0) (<= main_~y~0 64))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44080#(and (not (<= (+ (div main_~y~0 4294967296) 1) 0)) (<= main_~y~0 65))} is VALID [2022-04-15 06:07:54,491 INFO L290 TraceCheckUtils]: 71: Hoare triple {44080#(and (not (<= (+ (div main_~y~0 4294967296) 1) 0)) (<= main_~y~0 65))} assume !(~y~0 % 4294967296 < 1024); {44011#false} is VALID [2022-04-15 06:07:54,491 INFO L272 TraceCheckUtils]: 72: Hoare triple {44011#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {44011#false} is VALID [2022-04-15 06:07:54,491 INFO L290 TraceCheckUtils]: 73: Hoare triple {44011#false} ~cond := #in~cond; {44011#false} is VALID [2022-04-15 06:07:54,491 INFO L290 TraceCheckUtils]: 74: Hoare triple {44011#false} assume 0 == ~cond; {44011#false} is VALID [2022-04-15 06:07:54,491 INFO L290 TraceCheckUtils]: 75: Hoare triple {44011#false} assume !false; {44011#false} is VALID [2022-04-15 06:07:54,491 INFO L134 CoverageAnalysis]: Checked inductivity of 2145 backedges. 0 proven. 2145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 06:07:54,491 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-15 06:07:54,491 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1504176003] [2022-04-15 06:07:54,492 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1504176003] provided 0 perfect and 1 imperfect interpolant sequences [2022-04-15 06:07:54,492 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1005171241] [2022-04-15 06:07:54,492 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-04-15 06:07:54,492 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-15 06:07:54,492 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-15 06:07:54,493 INFO L229 MonitoredProcess]: Starting monitored process 66 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-04-15 06:07:54,496 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (66)] Waiting until timeout for monitored process [2022-04-15 06:07:54,946 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-04-15 06:07:54,946 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-15 06:07:54,949 INFO L263 TraceCheckSpWp]: Trace formula consists of 378 conjuncts, 133 conjunts are in the unsatisfiable core [2022-04-15 06:07:54,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 06:07:54,963 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-15 06:07:55,861 INFO L272 TraceCheckUtils]: 0: Hoare triple {44010#true} call ULTIMATE.init(); {44010#true} is VALID [2022-04-15 06:07:55,861 INFO L290 TraceCheckUtils]: 1: Hoare triple {44010#true} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {44010#true} is VALID [2022-04-15 06:07:55,861 INFO L290 TraceCheckUtils]: 2: Hoare triple {44010#true} assume true; {44010#true} is VALID [2022-04-15 06:07:55,861 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {44010#true} {44010#true} #34#return; {44010#true} is VALID [2022-04-15 06:07:55,861 INFO L272 TraceCheckUtils]: 4: Hoare triple {44010#true} call #t~ret5 := main(); {44010#true} is VALID [2022-04-15 06:07:55,862 INFO L290 TraceCheckUtils]: 5: Hoare triple {44010#true} ~x~0 := 1;~y~0 := 0; {44015#(= main_~y~0 0)} is VALID [2022-04-15 06:07:55,862 INFO L290 TraceCheckUtils]: 6: Hoare triple {44015#(= main_~y~0 0)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44016#(and (<= 1 main_~y~0) (<= main_~y~0 1))} is VALID [2022-04-15 06:07:55,863 INFO L290 TraceCheckUtils]: 7: Hoare triple {44016#(and (<= 1 main_~y~0) (<= main_~y~0 1))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44017#(and (<= 2 main_~y~0) (<= main_~y~0 2))} is VALID [2022-04-15 06:07:55,863 INFO L290 TraceCheckUtils]: 8: Hoare triple {44017#(and (<= 2 main_~y~0) (<= main_~y~0 2))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44018#(and (<= main_~y~0 3) (<= 3 main_~y~0))} is VALID [2022-04-15 06:07:55,864 INFO L290 TraceCheckUtils]: 9: Hoare triple {44018#(and (<= main_~y~0 3) (<= 3 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44019#(and (<= main_~y~0 4) (<= 4 main_~y~0))} is VALID [2022-04-15 06:07:55,864 INFO L290 TraceCheckUtils]: 10: Hoare triple {44019#(and (<= main_~y~0 4) (<= 4 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44020#(and (<= 5 main_~y~0) (<= main_~y~0 5))} is VALID [2022-04-15 06:07:55,865 INFO L290 TraceCheckUtils]: 11: Hoare triple {44020#(and (<= 5 main_~y~0) (<= main_~y~0 5))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44021#(and (<= main_~y~0 6) (<= 6 main_~y~0))} is VALID [2022-04-15 06:07:55,865 INFO L290 TraceCheckUtils]: 12: Hoare triple {44021#(and (<= main_~y~0 6) (<= 6 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44022#(and (<= 7 main_~y~0) (<= main_~y~0 7))} is VALID [2022-04-15 06:07:55,866 INFO L290 TraceCheckUtils]: 13: Hoare triple {44022#(and (<= 7 main_~y~0) (<= main_~y~0 7))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44023#(and (<= main_~y~0 8) (<= 8 main_~y~0))} is VALID [2022-04-15 06:07:55,866 INFO L290 TraceCheckUtils]: 14: Hoare triple {44023#(and (<= main_~y~0 8) (<= 8 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44024#(and (<= 9 main_~y~0) (<= main_~y~0 9))} is VALID [2022-04-15 06:07:55,867 INFO L290 TraceCheckUtils]: 15: Hoare triple {44024#(and (<= 9 main_~y~0) (<= main_~y~0 9))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44025#(and (<= main_~y~0 10) (<= 10 main_~y~0))} is VALID [2022-04-15 06:07:55,867 INFO L290 TraceCheckUtils]: 16: Hoare triple {44025#(and (<= main_~y~0 10) (<= 10 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44026#(and (<= main_~y~0 11) (<= 11 main_~y~0))} is VALID [2022-04-15 06:07:55,868 INFO L290 TraceCheckUtils]: 17: Hoare triple {44026#(and (<= main_~y~0 11) (<= 11 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44027#(and (<= 12 main_~y~0) (<= main_~y~0 12))} is VALID [2022-04-15 06:07:55,868 INFO L290 TraceCheckUtils]: 18: Hoare triple {44027#(and (<= 12 main_~y~0) (<= main_~y~0 12))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44028#(and (<= main_~y~0 13) (<= 13 main_~y~0))} is VALID [2022-04-15 06:07:55,869 INFO L290 TraceCheckUtils]: 19: Hoare triple {44028#(and (<= main_~y~0 13) (<= 13 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44029#(and (<= 14 main_~y~0) (<= main_~y~0 14))} is VALID [2022-04-15 06:07:55,869 INFO L290 TraceCheckUtils]: 20: Hoare triple {44029#(and (<= 14 main_~y~0) (<= main_~y~0 14))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44030#(and (<= main_~y~0 15) (<= 15 main_~y~0))} is VALID [2022-04-15 06:07:55,870 INFO L290 TraceCheckUtils]: 21: Hoare triple {44030#(and (<= main_~y~0 15) (<= 15 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44031#(and (<= 16 main_~y~0) (<= main_~y~0 16))} is VALID [2022-04-15 06:07:55,870 INFO L290 TraceCheckUtils]: 22: Hoare triple {44031#(and (<= 16 main_~y~0) (<= main_~y~0 16))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44032#(and (<= main_~y~0 17) (<= 17 main_~y~0))} is VALID [2022-04-15 06:07:55,871 INFO L290 TraceCheckUtils]: 23: Hoare triple {44032#(and (<= main_~y~0 17) (<= 17 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44033#(and (<= 18 main_~y~0) (<= main_~y~0 18))} is VALID [2022-04-15 06:07:55,871 INFO L290 TraceCheckUtils]: 24: Hoare triple {44033#(and (<= 18 main_~y~0) (<= main_~y~0 18))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44034#(and (<= 19 main_~y~0) (<= main_~y~0 19))} is VALID [2022-04-15 06:07:55,872 INFO L290 TraceCheckUtils]: 25: Hoare triple {44034#(and (<= 19 main_~y~0) (<= main_~y~0 19))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44035#(and (<= 20 main_~y~0) (<= main_~y~0 20))} is VALID [2022-04-15 06:07:55,872 INFO L290 TraceCheckUtils]: 26: Hoare triple {44035#(and (<= 20 main_~y~0) (<= main_~y~0 20))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44036#(and (<= main_~y~0 21) (<= 21 main_~y~0))} is VALID [2022-04-15 06:07:55,873 INFO L290 TraceCheckUtils]: 27: Hoare triple {44036#(and (<= main_~y~0 21) (<= 21 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44037#(and (<= main_~y~0 22) (<= 22 main_~y~0))} is VALID [2022-04-15 06:07:55,873 INFO L290 TraceCheckUtils]: 28: Hoare triple {44037#(and (<= main_~y~0 22) (<= 22 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44038#(and (<= main_~y~0 23) (<= 23 main_~y~0))} is VALID [2022-04-15 06:07:55,874 INFO L290 TraceCheckUtils]: 29: Hoare triple {44038#(and (<= main_~y~0 23) (<= 23 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44039#(and (<= 24 main_~y~0) (<= main_~y~0 24))} is VALID [2022-04-15 06:07:55,874 INFO L290 TraceCheckUtils]: 30: Hoare triple {44039#(and (<= 24 main_~y~0) (<= main_~y~0 24))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44040#(and (<= 25 main_~y~0) (<= main_~y~0 25))} is VALID [2022-04-15 06:07:55,875 INFO L290 TraceCheckUtils]: 31: Hoare triple {44040#(and (<= 25 main_~y~0) (<= main_~y~0 25))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44041#(and (<= main_~y~0 26) (<= 26 main_~y~0))} is VALID [2022-04-15 06:07:55,875 INFO L290 TraceCheckUtils]: 32: Hoare triple {44041#(and (<= main_~y~0 26) (<= 26 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44042#(and (<= main_~y~0 27) (<= 27 main_~y~0))} is VALID [2022-04-15 06:07:55,876 INFO L290 TraceCheckUtils]: 33: Hoare triple {44042#(and (<= main_~y~0 27) (<= 27 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44043#(and (<= main_~y~0 28) (<= 28 main_~y~0))} is VALID [2022-04-15 06:07:55,876 INFO L290 TraceCheckUtils]: 34: Hoare triple {44043#(and (<= main_~y~0 28) (<= 28 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44044#(and (<= 29 main_~y~0) (<= main_~y~0 29))} is VALID [2022-04-15 06:07:55,877 INFO L290 TraceCheckUtils]: 35: Hoare triple {44044#(and (<= 29 main_~y~0) (<= main_~y~0 29))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44045#(and (<= main_~y~0 30) (<= 30 main_~y~0))} is VALID [2022-04-15 06:07:55,877 INFO L290 TraceCheckUtils]: 36: Hoare triple {44045#(and (<= main_~y~0 30) (<= 30 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44046#(and (<= main_~y~0 31) (<= 31 main_~y~0))} is VALID [2022-04-15 06:07:55,878 INFO L290 TraceCheckUtils]: 37: Hoare triple {44046#(and (<= main_~y~0 31) (<= 31 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44047#(and (<= main_~y~0 32) (<= 32 main_~y~0))} is VALID [2022-04-15 06:07:55,878 INFO L290 TraceCheckUtils]: 38: Hoare triple {44047#(and (<= main_~y~0 32) (<= 32 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44048#(and (<= 33 main_~y~0) (<= main_~y~0 33))} is VALID [2022-04-15 06:07:55,879 INFO L290 TraceCheckUtils]: 39: Hoare triple {44048#(and (<= 33 main_~y~0) (<= main_~y~0 33))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44049#(and (<= main_~y~0 34) (<= 34 main_~y~0))} is VALID [2022-04-15 06:07:55,879 INFO L290 TraceCheckUtils]: 40: Hoare triple {44049#(and (<= main_~y~0 34) (<= 34 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44050#(and (<= 35 main_~y~0) (<= main_~y~0 35))} is VALID [2022-04-15 06:07:55,880 INFO L290 TraceCheckUtils]: 41: Hoare triple {44050#(and (<= 35 main_~y~0) (<= main_~y~0 35))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44051#(and (<= 36 main_~y~0) (<= main_~y~0 36))} is VALID [2022-04-15 06:07:55,880 INFO L290 TraceCheckUtils]: 42: Hoare triple {44051#(and (<= 36 main_~y~0) (<= main_~y~0 36))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44052#(and (<= main_~y~0 37) (<= 37 main_~y~0))} is VALID [2022-04-15 06:07:55,881 INFO L290 TraceCheckUtils]: 43: Hoare triple {44052#(and (<= main_~y~0 37) (<= 37 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44053#(and (<= 38 main_~y~0) (<= main_~y~0 38))} is VALID [2022-04-15 06:07:55,881 INFO L290 TraceCheckUtils]: 44: Hoare triple {44053#(and (<= 38 main_~y~0) (<= main_~y~0 38))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44054#(and (<= 39 main_~y~0) (<= main_~y~0 39))} is VALID [2022-04-15 06:07:55,882 INFO L290 TraceCheckUtils]: 45: Hoare triple {44054#(and (<= 39 main_~y~0) (<= main_~y~0 39))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44055#(and (<= 40 main_~y~0) (<= main_~y~0 40))} is VALID [2022-04-15 06:07:55,882 INFO L290 TraceCheckUtils]: 46: Hoare triple {44055#(and (<= 40 main_~y~0) (<= main_~y~0 40))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44056#(and (<= 41 main_~y~0) (<= main_~y~0 41))} is VALID [2022-04-15 06:07:55,883 INFO L290 TraceCheckUtils]: 47: Hoare triple {44056#(and (<= 41 main_~y~0) (<= main_~y~0 41))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44057#(and (<= main_~y~0 42) (<= 42 main_~y~0))} is VALID [2022-04-15 06:07:55,883 INFO L290 TraceCheckUtils]: 48: Hoare triple {44057#(and (<= main_~y~0 42) (<= 42 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44058#(and (<= 43 main_~y~0) (<= main_~y~0 43))} is VALID [2022-04-15 06:07:55,884 INFO L290 TraceCheckUtils]: 49: Hoare triple {44058#(and (<= 43 main_~y~0) (<= main_~y~0 43))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44059#(and (<= main_~y~0 44) (<= 44 main_~y~0))} is VALID [2022-04-15 06:07:55,884 INFO L290 TraceCheckUtils]: 50: Hoare triple {44059#(and (<= main_~y~0 44) (<= 44 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44060#(and (<= main_~y~0 45) (<= 45 main_~y~0))} is VALID [2022-04-15 06:07:55,885 INFO L290 TraceCheckUtils]: 51: Hoare triple {44060#(and (<= main_~y~0 45) (<= 45 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44061#(and (<= main_~y~0 46) (<= 46 main_~y~0))} is VALID [2022-04-15 06:07:55,885 INFO L290 TraceCheckUtils]: 52: Hoare triple {44061#(and (<= main_~y~0 46) (<= 46 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44062#(and (<= main_~y~0 47) (<= 47 main_~y~0))} is VALID [2022-04-15 06:07:55,885 INFO L290 TraceCheckUtils]: 53: Hoare triple {44062#(and (<= main_~y~0 47) (<= 47 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44063#(and (<= 48 main_~y~0) (<= main_~y~0 48))} is VALID [2022-04-15 06:07:55,886 INFO L290 TraceCheckUtils]: 54: Hoare triple {44063#(and (<= 48 main_~y~0) (<= main_~y~0 48))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44064#(and (<= 49 main_~y~0) (<= main_~y~0 49))} is VALID [2022-04-15 06:07:55,886 INFO L290 TraceCheckUtils]: 55: Hoare triple {44064#(and (<= 49 main_~y~0) (<= main_~y~0 49))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44065#(and (<= 50 main_~y~0) (<= main_~y~0 50))} is VALID [2022-04-15 06:07:55,887 INFO L290 TraceCheckUtils]: 56: Hoare triple {44065#(and (<= 50 main_~y~0) (<= main_~y~0 50))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44066#(and (<= 51 main_~y~0) (<= main_~y~0 51))} is VALID [2022-04-15 06:07:55,887 INFO L290 TraceCheckUtils]: 57: Hoare triple {44066#(and (<= 51 main_~y~0) (<= main_~y~0 51))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44067#(and (<= main_~y~0 52) (<= 52 main_~y~0))} is VALID [2022-04-15 06:07:55,888 INFO L290 TraceCheckUtils]: 58: Hoare triple {44067#(and (<= main_~y~0 52) (<= 52 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44068#(and (<= main_~y~0 53) (<= 53 main_~y~0))} is VALID [2022-04-15 06:07:55,889 INFO L290 TraceCheckUtils]: 59: Hoare triple {44068#(and (<= main_~y~0 53) (<= 53 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44069#(and (<= 54 main_~y~0) (<= main_~y~0 54))} is VALID [2022-04-15 06:07:55,889 INFO L290 TraceCheckUtils]: 60: Hoare triple {44069#(and (<= 54 main_~y~0) (<= main_~y~0 54))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44070#(and (<= 55 main_~y~0) (<= main_~y~0 55))} is VALID [2022-04-15 06:07:55,890 INFO L290 TraceCheckUtils]: 61: Hoare triple {44070#(and (<= 55 main_~y~0) (<= main_~y~0 55))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44071#(and (<= main_~y~0 56) (<= 56 main_~y~0))} is VALID [2022-04-15 06:07:55,890 INFO L290 TraceCheckUtils]: 62: Hoare triple {44071#(and (<= main_~y~0 56) (<= 56 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44072#(and (<= main_~y~0 57) (<= 57 main_~y~0))} is VALID [2022-04-15 06:07:55,891 INFO L290 TraceCheckUtils]: 63: Hoare triple {44072#(and (<= main_~y~0 57) (<= 57 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44073#(and (<= 58 main_~y~0) (<= main_~y~0 58))} is VALID [2022-04-15 06:07:55,891 INFO L290 TraceCheckUtils]: 64: Hoare triple {44073#(and (<= 58 main_~y~0) (<= main_~y~0 58))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44074#(and (<= main_~y~0 59) (<= 59 main_~y~0))} is VALID [2022-04-15 06:07:55,892 INFO L290 TraceCheckUtils]: 65: Hoare triple {44074#(and (<= main_~y~0 59) (<= 59 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44075#(and (<= 60 main_~y~0) (<= main_~y~0 60))} is VALID [2022-04-15 06:07:55,892 INFO L290 TraceCheckUtils]: 66: Hoare triple {44075#(and (<= 60 main_~y~0) (<= main_~y~0 60))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44076#(and (<= main_~y~0 61) (<= 61 main_~y~0))} is VALID [2022-04-15 06:07:55,893 INFO L290 TraceCheckUtils]: 67: Hoare triple {44076#(and (<= main_~y~0 61) (<= 61 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44077#(and (<= main_~y~0 62) (<= 62 main_~y~0))} is VALID [2022-04-15 06:07:55,893 INFO L290 TraceCheckUtils]: 68: Hoare triple {44077#(and (<= main_~y~0 62) (<= 62 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44078#(and (<= 63 main_~y~0) (<= main_~y~0 63))} is VALID [2022-04-15 06:07:55,894 INFO L290 TraceCheckUtils]: 69: Hoare triple {44078#(and (<= 63 main_~y~0) (<= main_~y~0 63))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44079#(and (<= 64 main_~y~0) (<= main_~y~0 64))} is VALID [2022-04-15 06:07:55,894 INFO L290 TraceCheckUtils]: 70: Hoare triple {44079#(and (<= 64 main_~y~0) (<= main_~y~0 64))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44295#(and (<= 65 main_~y~0) (<= main_~y~0 65))} is VALID [2022-04-15 06:07:55,895 INFO L290 TraceCheckUtils]: 71: Hoare triple {44295#(and (<= 65 main_~y~0) (<= main_~y~0 65))} assume !(~y~0 % 4294967296 < 1024); {44011#false} is VALID [2022-04-15 06:07:55,895 INFO L272 TraceCheckUtils]: 72: Hoare triple {44011#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {44011#false} is VALID [2022-04-15 06:07:55,895 INFO L290 TraceCheckUtils]: 73: Hoare triple {44011#false} ~cond := #in~cond; {44011#false} is VALID [2022-04-15 06:07:55,895 INFO L290 TraceCheckUtils]: 74: Hoare triple {44011#false} assume 0 == ~cond; {44011#false} is VALID [2022-04-15 06:07:55,895 INFO L290 TraceCheckUtils]: 75: Hoare triple {44011#false} assume !false; {44011#false} is VALID [2022-04-15 06:07:55,895 INFO L134 CoverageAnalysis]: Checked inductivity of 2145 backedges. 0 proven. 2145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 06:07:55,895 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-15 06:08:02,012 INFO L290 TraceCheckUtils]: 75: Hoare triple {44011#false} assume !false; {44011#false} is VALID [2022-04-15 06:08:02,013 INFO L290 TraceCheckUtils]: 74: Hoare triple {44011#false} assume 0 == ~cond; {44011#false} is VALID [2022-04-15 06:08:02,013 INFO L290 TraceCheckUtils]: 73: Hoare triple {44011#false} ~cond := #in~cond; {44011#false} is VALID [2022-04-15 06:08:02,013 INFO L272 TraceCheckUtils]: 72: Hoare triple {44011#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {44011#false} is VALID [2022-04-15 06:08:02,013 INFO L290 TraceCheckUtils]: 71: Hoare triple {44323#(< (mod main_~y~0 4294967296) 1024)} assume !(~y~0 % 4294967296 < 1024); {44011#false} is VALID [2022-04-15 06:08:02,013 INFO L290 TraceCheckUtils]: 70: Hoare triple {44327#(< (mod (+ main_~y~0 1) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44323#(< (mod main_~y~0 4294967296) 1024)} is VALID [2022-04-15 06:08:02,014 INFO L290 TraceCheckUtils]: 69: Hoare triple {44331#(< (mod (+ main_~y~0 2) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44327#(< (mod (+ main_~y~0 1) 4294967296) 1024)} is VALID [2022-04-15 06:08:02,014 INFO L290 TraceCheckUtils]: 68: Hoare triple {44335#(< (mod (+ main_~y~0 3) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44331#(< (mod (+ main_~y~0 2) 4294967296) 1024)} is VALID [2022-04-15 06:08:02,015 INFO L290 TraceCheckUtils]: 67: Hoare triple {44339#(< (mod (+ main_~y~0 4) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44335#(< (mod (+ main_~y~0 3) 4294967296) 1024)} is VALID [2022-04-15 06:08:02,015 INFO L290 TraceCheckUtils]: 66: Hoare triple {44343#(< (mod (+ 5 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44339#(< (mod (+ main_~y~0 4) 4294967296) 1024)} is VALID [2022-04-15 06:08:02,016 INFO L290 TraceCheckUtils]: 65: Hoare triple {44347#(< (mod (+ main_~y~0 6) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44343#(< (mod (+ 5 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:08:02,016 INFO L290 TraceCheckUtils]: 64: Hoare triple {44351#(< (mod (+ 7 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44347#(< (mod (+ main_~y~0 6) 4294967296) 1024)} is VALID [2022-04-15 06:08:02,017 INFO L290 TraceCheckUtils]: 63: Hoare triple {44355#(< (mod (+ main_~y~0 8) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44351#(< (mod (+ 7 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:08:02,017 INFO L290 TraceCheckUtils]: 62: Hoare triple {44359#(< (mod (+ main_~y~0 9) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44355#(< (mod (+ main_~y~0 8) 4294967296) 1024)} is VALID [2022-04-15 06:08:02,018 INFO L290 TraceCheckUtils]: 61: Hoare triple {44363#(< (mod (+ main_~y~0 10) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44359#(< (mod (+ main_~y~0 9) 4294967296) 1024)} is VALID [2022-04-15 06:08:02,019 INFO L290 TraceCheckUtils]: 60: Hoare triple {44367#(< (mod (+ main_~y~0 11) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44363#(< (mod (+ main_~y~0 10) 4294967296) 1024)} is VALID [2022-04-15 06:08:02,019 INFO L290 TraceCheckUtils]: 59: Hoare triple {44371#(< (mod (+ main_~y~0 12) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44367#(< (mod (+ main_~y~0 11) 4294967296) 1024)} is VALID [2022-04-15 06:08:02,020 INFO L290 TraceCheckUtils]: 58: Hoare triple {44375#(< (mod (+ main_~y~0 13) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44371#(< (mod (+ main_~y~0 12) 4294967296) 1024)} is VALID [2022-04-15 06:08:02,020 INFO L290 TraceCheckUtils]: 57: Hoare triple {44379#(< (mod (+ main_~y~0 14) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44375#(< (mod (+ main_~y~0 13) 4294967296) 1024)} is VALID [2022-04-15 06:08:02,022 INFO L290 TraceCheckUtils]: 56: Hoare triple {44383#(< (mod (+ main_~y~0 15) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44379#(< (mod (+ main_~y~0 14) 4294967296) 1024)} is VALID [2022-04-15 06:08:02,022 INFO L290 TraceCheckUtils]: 55: Hoare triple {44387#(< (mod (+ main_~y~0 16) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44383#(< (mod (+ main_~y~0 15) 4294967296) 1024)} is VALID [2022-04-15 06:08:02,023 INFO L290 TraceCheckUtils]: 54: Hoare triple {44391#(< (mod (+ main_~y~0 17) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44387#(< (mod (+ main_~y~0 16) 4294967296) 1024)} is VALID [2022-04-15 06:08:02,024 INFO L290 TraceCheckUtils]: 53: Hoare triple {44395#(< (mod (+ main_~y~0 18) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44391#(< (mod (+ main_~y~0 17) 4294967296) 1024)} is VALID [2022-04-15 06:08:02,024 INFO L290 TraceCheckUtils]: 52: Hoare triple {44399#(< (mod (+ 19 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44395#(< (mod (+ main_~y~0 18) 4294967296) 1024)} is VALID [2022-04-15 06:08:02,024 INFO L290 TraceCheckUtils]: 51: Hoare triple {44403#(< (mod (+ main_~y~0 20) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44399#(< (mod (+ 19 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:08:02,025 INFO L290 TraceCheckUtils]: 50: Hoare triple {44407#(< (mod (+ main_~y~0 21) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44403#(< (mod (+ main_~y~0 20) 4294967296) 1024)} is VALID [2022-04-15 06:08:02,026 INFO L290 TraceCheckUtils]: 49: Hoare triple {44411#(< (mod (+ main_~y~0 22) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44407#(< (mod (+ main_~y~0 21) 4294967296) 1024)} is VALID [2022-04-15 06:08:02,026 INFO L290 TraceCheckUtils]: 48: Hoare triple {44415#(< (mod (+ 23 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44411#(< (mod (+ main_~y~0 22) 4294967296) 1024)} is VALID [2022-04-15 06:08:02,027 INFO L290 TraceCheckUtils]: 47: Hoare triple {44419#(< (mod (+ main_~y~0 24) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44415#(< (mod (+ 23 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:08:02,027 INFO L290 TraceCheckUtils]: 46: Hoare triple {44423#(< (mod (+ main_~y~0 25) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44419#(< (mod (+ main_~y~0 24) 4294967296) 1024)} is VALID [2022-04-15 06:08:02,028 INFO L290 TraceCheckUtils]: 45: Hoare triple {44427#(< (mod (+ main_~y~0 26) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44423#(< (mod (+ main_~y~0 25) 4294967296) 1024)} is VALID [2022-04-15 06:08:02,028 INFO L290 TraceCheckUtils]: 44: Hoare triple {44431#(< (mod (+ main_~y~0 27) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44427#(< (mod (+ main_~y~0 26) 4294967296) 1024)} is VALID [2022-04-15 06:08:02,029 INFO L290 TraceCheckUtils]: 43: Hoare triple {44435#(< (mod (+ main_~y~0 28) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44431#(< (mod (+ main_~y~0 27) 4294967296) 1024)} is VALID [2022-04-15 06:08:02,029 INFO L290 TraceCheckUtils]: 42: Hoare triple {44439#(< (mod (+ 29 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44435#(< (mod (+ main_~y~0 28) 4294967296) 1024)} is VALID [2022-04-15 06:08:02,034 INFO L290 TraceCheckUtils]: 41: Hoare triple {44443#(< (mod (+ 30 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44439#(< (mod (+ 29 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:08:02,035 INFO L290 TraceCheckUtils]: 40: Hoare triple {44447#(< (mod (+ main_~y~0 31) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44443#(< (mod (+ 30 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:08:02,036 INFO L290 TraceCheckUtils]: 39: Hoare triple {44451#(< (mod (+ 32 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44447#(< (mod (+ main_~y~0 31) 4294967296) 1024)} is VALID [2022-04-15 06:08:02,036 INFO L290 TraceCheckUtils]: 38: Hoare triple {44455#(< (mod (+ main_~y~0 33) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44451#(< (mod (+ 32 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:08:02,037 INFO L290 TraceCheckUtils]: 37: Hoare triple {44459#(< (mod (+ main_~y~0 34) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44455#(< (mod (+ main_~y~0 33) 4294967296) 1024)} is VALID [2022-04-15 06:08:02,037 INFO L290 TraceCheckUtils]: 36: Hoare triple {44463#(< (mod (+ 35 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44459#(< (mod (+ main_~y~0 34) 4294967296) 1024)} is VALID [2022-04-15 06:08:02,038 INFO L290 TraceCheckUtils]: 35: Hoare triple {44467#(< (mod (+ main_~y~0 36) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44463#(< (mod (+ 35 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:08:02,038 INFO L290 TraceCheckUtils]: 34: Hoare triple {44471#(< (mod (+ main_~y~0 37) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44467#(< (mod (+ main_~y~0 36) 4294967296) 1024)} is VALID [2022-04-15 06:08:02,039 INFO L290 TraceCheckUtils]: 33: Hoare triple {44475#(< (mod (+ main_~y~0 38) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44471#(< (mod (+ main_~y~0 37) 4294967296) 1024)} is VALID [2022-04-15 06:08:02,039 INFO L290 TraceCheckUtils]: 32: Hoare triple {44479#(< (mod (+ main_~y~0 39) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44475#(< (mod (+ main_~y~0 38) 4294967296) 1024)} is VALID [2022-04-15 06:08:02,040 INFO L290 TraceCheckUtils]: 31: Hoare triple {44483#(< (mod (+ 40 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44479#(< (mod (+ main_~y~0 39) 4294967296) 1024)} is VALID [2022-04-15 06:08:02,040 INFO L290 TraceCheckUtils]: 30: Hoare triple {44487#(< (mod (+ 41 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44483#(< (mod (+ 40 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:08:02,041 INFO L290 TraceCheckUtils]: 29: Hoare triple {44491#(< (mod (+ 42 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44487#(< (mod (+ 41 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:08:02,041 INFO L290 TraceCheckUtils]: 28: Hoare triple {44495#(< (mod (+ main_~y~0 43) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44491#(< (mod (+ 42 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:08:02,042 INFO L290 TraceCheckUtils]: 27: Hoare triple {44499#(< (mod (+ 44 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44495#(< (mod (+ main_~y~0 43) 4294967296) 1024)} is VALID [2022-04-15 06:08:02,042 INFO L290 TraceCheckUtils]: 26: Hoare triple {44503#(< (mod (+ main_~y~0 45) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44499#(< (mod (+ 44 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:08:02,043 INFO L290 TraceCheckUtils]: 25: Hoare triple {44507#(< (mod (+ main_~y~0 46) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44503#(< (mod (+ main_~y~0 45) 4294967296) 1024)} is VALID [2022-04-15 06:08:02,043 INFO L290 TraceCheckUtils]: 24: Hoare triple {44511#(< (mod (+ main_~y~0 47) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44507#(< (mod (+ main_~y~0 46) 4294967296) 1024)} is VALID [2022-04-15 06:08:02,044 INFO L290 TraceCheckUtils]: 23: Hoare triple {44515#(< (mod (+ main_~y~0 48) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44511#(< (mod (+ main_~y~0 47) 4294967296) 1024)} is VALID [2022-04-15 06:08:02,044 INFO L290 TraceCheckUtils]: 22: Hoare triple {44519#(< (mod (+ 49 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44515#(< (mod (+ main_~y~0 48) 4294967296) 1024)} is VALID [2022-04-15 06:08:02,045 INFO L290 TraceCheckUtils]: 21: Hoare triple {44523#(< (mod (+ main_~y~0 50) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44519#(< (mod (+ 49 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:08:02,046 INFO L290 TraceCheckUtils]: 20: Hoare triple {44527#(< (mod (+ 51 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44523#(< (mod (+ main_~y~0 50) 4294967296) 1024)} is VALID [2022-04-15 06:08:02,046 INFO L290 TraceCheckUtils]: 19: Hoare triple {44531#(< (mod (+ main_~y~0 52) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44527#(< (mod (+ 51 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:08:02,047 INFO L290 TraceCheckUtils]: 18: Hoare triple {44535#(< (mod (+ 53 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44531#(< (mod (+ main_~y~0 52) 4294967296) 1024)} is VALID [2022-04-15 06:08:02,047 INFO L290 TraceCheckUtils]: 17: Hoare triple {44539#(< (mod (+ main_~y~0 54) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44535#(< (mod (+ 53 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:08:02,048 INFO L290 TraceCheckUtils]: 16: Hoare triple {44543#(< (mod (+ main_~y~0 55) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44539#(< (mod (+ main_~y~0 54) 4294967296) 1024)} is VALID [2022-04-15 06:08:02,048 INFO L290 TraceCheckUtils]: 15: Hoare triple {44547#(< (mod (+ 56 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44543#(< (mod (+ main_~y~0 55) 4294967296) 1024)} is VALID [2022-04-15 06:08:02,049 INFO L290 TraceCheckUtils]: 14: Hoare triple {44551#(< (mod (+ 57 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44547#(< (mod (+ 56 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:08:02,049 INFO L290 TraceCheckUtils]: 13: Hoare triple {44555#(< (mod (+ main_~y~0 58) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44551#(< (mod (+ 57 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:08:02,050 INFO L290 TraceCheckUtils]: 12: Hoare triple {44559#(< (mod (+ 59 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44555#(< (mod (+ main_~y~0 58) 4294967296) 1024)} is VALID [2022-04-15 06:08:02,050 INFO L290 TraceCheckUtils]: 11: Hoare triple {44563#(< (mod (+ main_~y~0 60) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44559#(< (mod (+ 59 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:08:02,051 INFO L290 TraceCheckUtils]: 10: Hoare triple {44567#(< (mod (+ main_~y~0 61) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44563#(< (mod (+ main_~y~0 60) 4294967296) 1024)} is VALID [2022-04-15 06:08:02,051 INFO L290 TraceCheckUtils]: 9: Hoare triple {44571#(< (mod (+ main_~y~0 62) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44567#(< (mod (+ main_~y~0 61) 4294967296) 1024)} is VALID [2022-04-15 06:08:02,052 INFO L290 TraceCheckUtils]: 8: Hoare triple {44575#(< (mod (+ main_~y~0 63) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44571#(< (mod (+ main_~y~0 62) 4294967296) 1024)} is VALID [2022-04-15 06:08:02,052 INFO L290 TraceCheckUtils]: 7: Hoare triple {44579#(< (mod (+ 64 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44575#(< (mod (+ main_~y~0 63) 4294967296) 1024)} is VALID [2022-04-15 06:08:02,053 INFO L290 TraceCheckUtils]: 6: Hoare triple {44583#(< (mod (+ main_~y~0 65) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {44579#(< (mod (+ 64 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:08:02,053 INFO L290 TraceCheckUtils]: 5: Hoare triple {44010#true} ~x~0 := 1;~y~0 := 0; {44583#(< (mod (+ main_~y~0 65) 4294967296) 1024)} is VALID [2022-04-15 06:08:02,053 INFO L272 TraceCheckUtils]: 4: Hoare triple {44010#true} call #t~ret5 := main(); {44010#true} is VALID [2022-04-15 06:08:02,053 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {44010#true} {44010#true} #34#return; {44010#true} is VALID [2022-04-15 06:08:02,053 INFO L290 TraceCheckUtils]: 2: Hoare triple {44010#true} assume true; {44010#true} is VALID [2022-04-15 06:08:02,053 INFO L290 TraceCheckUtils]: 1: Hoare triple {44010#true} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {44010#true} is VALID [2022-04-15 06:08:02,053 INFO L272 TraceCheckUtils]: 0: Hoare triple {44010#true} call ULTIMATE.init(); {44010#true} is VALID [2022-04-15 06:08:02,054 INFO L134 CoverageAnalysis]: Checked inductivity of 2145 backedges. 0 proven. 2145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 06:08:02,054 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1005171241] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-15 06:08:02,054 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-04-15 06:08:02,054 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [69, 68, 68] total 136 [2022-04-15 06:08:02,054 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-15 06:08:02,054 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [1347512091] [2022-04-15 06:08:02,054 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [1347512091] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-15 06:08:02,054 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-15 06:08:02,054 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [69] imperfect sequences [] total 69 [2022-04-15 06:08:02,055 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1649855343] [2022-04-15 06:08:02,055 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-15 06:08:02,055 INFO L78 Accepts]: Start accepts. Automaton has has 69 states, 69 states have (on average 1.0434782608695652) internal successors, (72), 68 states have internal predecessors, (72), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 76 [2022-04-15 06:08:02,055 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-15 06:08:02,055 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 69 states, 69 states have (on average 1.0434782608695652) internal successors, (72), 68 states have internal predecessors, (72), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:08:02,081 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 76 edges. 76 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 06:08:02,081 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 69 states [2022-04-15 06:08:02,081 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-15 06:08:02,081 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 69 interpolants. [2022-04-15 06:08:02,082 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=4757, Invalid=13603, Unknown=0, NotChecked=0, Total=18360 [2022-04-15 06:08:02,082 INFO L87 Difference]: Start difference. First operand 77 states and 77 transitions. Second operand has 69 states, 69 states have (on average 1.0434782608695652) internal successors, (72), 68 states have internal predecessors, (72), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:08:08,547 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 06:08:08,547 INFO L93 Difference]: Finished difference Result 83 states and 83 transitions. [2022-04-15 06:08:08,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2022-04-15 06:08:08,547 INFO L78 Accepts]: Start accepts. Automaton has has 69 states, 69 states have (on average 1.0434782608695652) internal successors, (72), 68 states have internal predecessors, (72), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 76 [2022-04-15 06:08:08,547 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-15 06:08:08,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 69 states, 69 states have (on average 1.0434782608695652) internal successors, (72), 68 states have internal predecessors, (72), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:08:08,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 69 states and 83 transitions. [2022-04-15 06:08:08,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 69 states, 69 states have (on average 1.0434782608695652) internal successors, (72), 68 states have internal predecessors, (72), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:08:08,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 69 states and 83 transitions. [2022-04-15 06:08:08,549 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 69 states and 83 transitions. [2022-04-15 06:08:08,653 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 83 edges. 83 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 06:08:08,654 INFO L225 Difference]: With dead ends: 83 [2022-04-15 06:08:08,654 INFO L226 Difference]: Without dead ends: 78 [2022-04-15 06:08:08,656 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 287 GetRequests, 86 SyntacticMatches, 1 SemanticMatches, 200 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2281 ImplicationChecksByTransitivity, 8.8s TimeCoverageRelationStatistics Valid=9507, Invalid=31095, Unknown=0, NotChecked=0, Total=40602 [2022-04-15 06:08:08,657 INFO L913 BasicCegarLoop]: 11 mSDtfsCounter, 6 mSDsluCounter, 142 mSDsCounter, 0 mSdLazyCounter, 4432 mSolverCounterSat, 133 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 153 SdHoareTripleChecker+Invalid, 4565 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 133 IncrementalHoareTripleChecker+Valid, 4432 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2022-04-15 06:08:08,657 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [6 Valid, 153 Invalid, 4565 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [133 Valid, 4432 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2022-04-15 06:08:08,657 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states. [2022-04-15 06:08:08,769 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 78. [2022-04-15 06:08:08,770 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-15 06:08:08,770 INFO L82 GeneralOperation]: Start isEquivalent. First operand 78 states. Second operand has 78 states, 73 states have (on average 1.0136986301369864) internal successors, (74), 73 states have internal predecessors, (74), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:08:08,770 INFO L74 IsIncluded]: Start isIncluded. First operand 78 states. Second operand has 78 states, 73 states have (on average 1.0136986301369864) internal successors, (74), 73 states have internal predecessors, (74), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:08:08,770 INFO L87 Difference]: Start difference. First operand 78 states. Second operand has 78 states, 73 states have (on average 1.0136986301369864) internal successors, (74), 73 states have internal predecessors, (74), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:08:08,771 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 06:08:08,771 INFO L93 Difference]: Finished difference Result 78 states and 78 transitions. [2022-04-15 06:08:08,771 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 78 transitions. [2022-04-15 06:08:08,771 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-15 06:08:08,771 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-15 06:08:08,771 INFO L74 IsIncluded]: Start isIncluded. First operand has 78 states, 73 states have (on average 1.0136986301369864) internal successors, (74), 73 states have internal predecessors, (74), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 78 states. [2022-04-15 06:08:08,771 INFO L87 Difference]: Start difference. First operand has 78 states, 73 states have (on average 1.0136986301369864) internal successors, (74), 73 states have internal predecessors, (74), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 78 states. [2022-04-15 06:08:08,772 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 06:08:08,772 INFO L93 Difference]: Finished difference Result 78 states and 78 transitions. [2022-04-15 06:08:08,772 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 78 transitions. [2022-04-15 06:08:08,772 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-15 06:08:08,772 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-15 06:08:08,772 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-15 06:08:08,772 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-15 06:08:08,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 78 states, 73 states have (on average 1.0136986301369864) internal successors, (74), 73 states have internal predecessors, (74), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:08:08,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 78 transitions. [2022-04-15 06:08:08,774 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 78 transitions. Word has length 76 [2022-04-15 06:08:08,774 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-15 06:08:08,774 INFO L478 AbstractCegarLoop]: Abstraction has 78 states and 78 transitions. [2022-04-15 06:08:08,775 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 69 states, 69 states have (on average 1.0434782608695652) internal successors, (72), 68 states have internal predecessors, (72), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:08:08,775 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 78 states and 78 transitions. [2022-04-15 06:08:08,888 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 78 edges. 78 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 06:08:08,888 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 78 transitions. [2022-04-15 06:08:08,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-04-15 06:08:08,889 INFO L491 BasicCegarLoop]: Found error trace [2022-04-15 06:08:08,889 INFO L499 BasicCegarLoop]: trace histogram [66, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-15 06:08:08,907 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (66)] Forceful destruction successful, exit code 0 [2022-04-15 06:08:09,089 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable130,66 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable131 [2022-04-15 06:08:09,090 INFO L403 AbstractCegarLoop]: === Iteration 68 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-15 06:08:09,090 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-15 06:08:09,090 INFO L85 PathProgramCache]: Analyzing trace with hash -1363376356, now seen corresponding path program 131 times [2022-04-15 06:08:09,090 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-15 06:08:09,090 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [1946764780] [2022-04-15 06:08:10,578 INFO L89 AcceleratorJordan]: Jordan loop acceleration statistics: 1 HavocedVariables, 2 AssignedVariables, 0 ReadonlyVariables, Eigenvalues: {0={1=1}, 1={2=1}}, 1 SequentialAcceleration, 0 AlternatingAcceleration, 1 QuantifierFreeResult [2022-04-15 06:08:10,579 INFO L271 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2022-04-15 06:08:10,581 INFO L85 PathProgramCache]: Analyzing trace with hash 1974539575, now seen corresponding path program 1 times [2022-04-15 06:08:10,581 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-15 06:08:10,581 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1198166620] [2022-04-15 06:08:10,581 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-15 06:08:10,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-15 06:08:10,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-15 06:08:10,585 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-04-15 06:08:10,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-15 06:08:10,588 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-04-15 06:08:10,588 INFO L85 PathProgramCache]: Analyzing trace with hash -1363376356, now seen corresponding path program 132 times [2022-04-15 06:08:10,588 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-15 06:08:10,588 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1954439038] [2022-04-15 06:08:10,588 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-15 06:08:10,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-15 06:08:10,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 06:08:12,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-15 06:08:12,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 06:08:12,764 INFO L290 TraceCheckUtils]: 0: Hoare triple {45286#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {45214#true} is VALID [2022-04-15 06:08:12,764 INFO L290 TraceCheckUtils]: 1: Hoare triple {45214#true} assume true; {45214#true} is VALID [2022-04-15 06:08:12,764 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {45214#true} {45214#true} #34#return; {45214#true} is VALID [2022-04-15 06:08:12,765 INFO L272 TraceCheckUtils]: 0: Hoare triple {45214#true} call ULTIMATE.init(); {45286#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} is VALID [2022-04-15 06:08:12,765 INFO L290 TraceCheckUtils]: 1: Hoare triple {45286#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {45214#true} is VALID [2022-04-15 06:08:12,765 INFO L290 TraceCheckUtils]: 2: Hoare triple {45214#true} assume true; {45214#true} is VALID [2022-04-15 06:08:12,765 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {45214#true} {45214#true} #34#return; {45214#true} is VALID [2022-04-15 06:08:12,765 INFO L272 TraceCheckUtils]: 4: Hoare triple {45214#true} call #t~ret5 := main(); {45214#true} is VALID [2022-04-15 06:08:12,765 INFO L290 TraceCheckUtils]: 5: Hoare triple {45214#true} ~x~0 := 1;~y~0 := 0; {45219#(= main_~y~0 0)} is VALID [2022-04-15 06:08:12,766 INFO L290 TraceCheckUtils]: 6: Hoare triple {45219#(= main_~y~0 0)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45220#(and (<= 1 main_~y~0) (<= main_~y~0 1))} is VALID [2022-04-15 06:08:12,766 INFO L290 TraceCheckUtils]: 7: Hoare triple {45220#(and (<= 1 main_~y~0) (<= main_~y~0 1))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45221#(and (<= 2 main_~y~0) (<= main_~y~0 2))} is VALID [2022-04-15 06:08:12,767 INFO L290 TraceCheckUtils]: 8: Hoare triple {45221#(and (<= 2 main_~y~0) (<= main_~y~0 2))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45222#(and (<= main_~y~0 3) (<= 3 main_~y~0))} is VALID [2022-04-15 06:08:12,768 INFO L290 TraceCheckUtils]: 9: Hoare triple {45222#(and (<= main_~y~0 3) (<= 3 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45223#(and (<= main_~y~0 4) (<= 4 main_~y~0))} is VALID [2022-04-15 06:08:12,768 INFO L290 TraceCheckUtils]: 10: Hoare triple {45223#(and (<= main_~y~0 4) (<= 4 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45224#(and (<= 5 main_~y~0) (<= main_~y~0 5))} is VALID [2022-04-15 06:08:12,769 INFO L290 TraceCheckUtils]: 11: Hoare triple {45224#(and (<= 5 main_~y~0) (<= main_~y~0 5))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45225#(and (<= main_~y~0 6) (<= 6 main_~y~0))} is VALID [2022-04-15 06:08:12,769 INFO L290 TraceCheckUtils]: 12: Hoare triple {45225#(and (<= main_~y~0 6) (<= 6 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45226#(and (<= 7 main_~y~0) (<= main_~y~0 7))} is VALID [2022-04-15 06:08:12,770 INFO L290 TraceCheckUtils]: 13: Hoare triple {45226#(and (<= 7 main_~y~0) (<= main_~y~0 7))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45227#(and (<= main_~y~0 8) (<= 8 main_~y~0))} is VALID [2022-04-15 06:08:12,770 INFO L290 TraceCheckUtils]: 14: Hoare triple {45227#(and (<= main_~y~0 8) (<= 8 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45228#(and (<= 9 main_~y~0) (<= main_~y~0 9))} is VALID [2022-04-15 06:08:12,771 INFO L290 TraceCheckUtils]: 15: Hoare triple {45228#(and (<= 9 main_~y~0) (<= main_~y~0 9))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45229#(and (<= main_~y~0 10) (<= 10 main_~y~0))} is VALID [2022-04-15 06:08:12,771 INFO L290 TraceCheckUtils]: 16: Hoare triple {45229#(and (<= main_~y~0 10) (<= 10 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45230#(and (<= main_~y~0 11) (<= 11 main_~y~0))} is VALID [2022-04-15 06:08:12,772 INFO L290 TraceCheckUtils]: 17: Hoare triple {45230#(and (<= main_~y~0 11) (<= 11 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45231#(and (<= 12 main_~y~0) (<= main_~y~0 12))} is VALID [2022-04-15 06:08:12,772 INFO L290 TraceCheckUtils]: 18: Hoare triple {45231#(and (<= 12 main_~y~0) (<= main_~y~0 12))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45232#(and (<= main_~y~0 13) (<= 13 main_~y~0))} is VALID [2022-04-15 06:08:12,773 INFO L290 TraceCheckUtils]: 19: Hoare triple {45232#(and (<= main_~y~0 13) (<= 13 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45233#(and (<= 14 main_~y~0) (<= main_~y~0 14))} is VALID [2022-04-15 06:08:12,773 INFO L290 TraceCheckUtils]: 20: Hoare triple {45233#(and (<= 14 main_~y~0) (<= main_~y~0 14))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45234#(and (<= main_~y~0 15) (<= 15 main_~y~0))} is VALID [2022-04-15 06:08:12,774 INFO L290 TraceCheckUtils]: 21: Hoare triple {45234#(and (<= main_~y~0 15) (<= 15 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45235#(and (<= 16 main_~y~0) (<= main_~y~0 16))} is VALID [2022-04-15 06:08:12,774 INFO L290 TraceCheckUtils]: 22: Hoare triple {45235#(and (<= 16 main_~y~0) (<= main_~y~0 16))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45236#(and (<= main_~y~0 17) (<= 17 main_~y~0))} is VALID [2022-04-15 06:08:12,775 INFO L290 TraceCheckUtils]: 23: Hoare triple {45236#(and (<= main_~y~0 17) (<= 17 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45237#(and (<= 18 main_~y~0) (<= main_~y~0 18))} is VALID [2022-04-15 06:08:12,775 INFO L290 TraceCheckUtils]: 24: Hoare triple {45237#(and (<= 18 main_~y~0) (<= main_~y~0 18))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45238#(and (<= 19 main_~y~0) (<= main_~y~0 19))} is VALID [2022-04-15 06:08:12,776 INFO L290 TraceCheckUtils]: 25: Hoare triple {45238#(and (<= 19 main_~y~0) (<= main_~y~0 19))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45239#(and (<= 20 main_~y~0) (<= main_~y~0 20))} is VALID [2022-04-15 06:08:12,776 INFO L290 TraceCheckUtils]: 26: Hoare triple {45239#(and (<= 20 main_~y~0) (<= main_~y~0 20))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45240#(and (<= main_~y~0 21) (<= 21 main_~y~0))} is VALID [2022-04-15 06:08:12,777 INFO L290 TraceCheckUtils]: 27: Hoare triple {45240#(and (<= main_~y~0 21) (<= 21 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45241#(and (<= main_~y~0 22) (<= 22 main_~y~0))} is VALID [2022-04-15 06:08:12,777 INFO L290 TraceCheckUtils]: 28: Hoare triple {45241#(and (<= main_~y~0 22) (<= 22 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45242#(and (<= main_~y~0 23) (<= 23 main_~y~0))} is VALID [2022-04-15 06:08:12,778 INFO L290 TraceCheckUtils]: 29: Hoare triple {45242#(and (<= main_~y~0 23) (<= 23 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45243#(and (<= 24 main_~y~0) (<= main_~y~0 24))} is VALID [2022-04-15 06:08:12,778 INFO L290 TraceCheckUtils]: 30: Hoare triple {45243#(and (<= 24 main_~y~0) (<= main_~y~0 24))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45244#(and (<= 25 main_~y~0) (<= main_~y~0 25))} is VALID [2022-04-15 06:08:12,779 INFO L290 TraceCheckUtils]: 31: Hoare triple {45244#(and (<= 25 main_~y~0) (<= main_~y~0 25))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45245#(and (<= main_~y~0 26) (<= 26 main_~y~0))} is VALID [2022-04-15 06:08:12,779 INFO L290 TraceCheckUtils]: 32: Hoare triple {45245#(and (<= main_~y~0 26) (<= 26 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45246#(and (<= main_~y~0 27) (<= 27 main_~y~0))} is VALID [2022-04-15 06:08:12,780 INFO L290 TraceCheckUtils]: 33: Hoare triple {45246#(and (<= main_~y~0 27) (<= 27 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45247#(and (<= main_~y~0 28) (<= 28 main_~y~0))} is VALID [2022-04-15 06:08:12,780 INFO L290 TraceCheckUtils]: 34: Hoare triple {45247#(and (<= main_~y~0 28) (<= 28 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45248#(and (<= 29 main_~y~0) (<= main_~y~0 29))} is VALID [2022-04-15 06:08:12,781 INFO L290 TraceCheckUtils]: 35: Hoare triple {45248#(and (<= 29 main_~y~0) (<= main_~y~0 29))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45249#(and (<= main_~y~0 30) (<= 30 main_~y~0))} is VALID [2022-04-15 06:08:12,781 INFO L290 TraceCheckUtils]: 36: Hoare triple {45249#(and (<= main_~y~0 30) (<= 30 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45250#(and (<= main_~y~0 31) (<= 31 main_~y~0))} is VALID [2022-04-15 06:08:12,782 INFO L290 TraceCheckUtils]: 37: Hoare triple {45250#(and (<= main_~y~0 31) (<= 31 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45251#(and (<= main_~y~0 32) (<= 32 main_~y~0))} is VALID [2022-04-15 06:08:12,782 INFO L290 TraceCheckUtils]: 38: Hoare triple {45251#(and (<= main_~y~0 32) (<= 32 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45252#(and (<= 33 main_~y~0) (<= main_~y~0 33))} is VALID [2022-04-15 06:08:12,783 INFO L290 TraceCheckUtils]: 39: Hoare triple {45252#(and (<= 33 main_~y~0) (<= main_~y~0 33))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45253#(and (<= main_~y~0 34) (<= 34 main_~y~0))} is VALID [2022-04-15 06:08:12,783 INFO L290 TraceCheckUtils]: 40: Hoare triple {45253#(and (<= main_~y~0 34) (<= 34 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45254#(and (<= 35 main_~y~0) (<= main_~y~0 35))} is VALID [2022-04-15 06:08:12,784 INFO L290 TraceCheckUtils]: 41: Hoare triple {45254#(and (<= 35 main_~y~0) (<= main_~y~0 35))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45255#(and (<= 36 main_~y~0) (<= main_~y~0 36))} is VALID [2022-04-15 06:08:12,784 INFO L290 TraceCheckUtils]: 42: Hoare triple {45255#(and (<= 36 main_~y~0) (<= main_~y~0 36))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45256#(and (<= main_~y~0 37) (<= 37 main_~y~0))} is VALID [2022-04-15 06:08:12,785 INFO L290 TraceCheckUtils]: 43: Hoare triple {45256#(and (<= main_~y~0 37) (<= 37 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45257#(and (<= 38 main_~y~0) (<= main_~y~0 38))} is VALID [2022-04-15 06:08:12,785 INFO L290 TraceCheckUtils]: 44: Hoare triple {45257#(and (<= 38 main_~y~0) (<= main_~y~0 38))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45258#(and (<= 39 main_~y~0) (<= main_~y~0 39))} is VALID [2022-04-15 06:08:12,786 INFO L290 TraceCheckUtils]: 45: Hoare triple {45258#(and (<= 39 main_~y~0) (<= main_~y~0 39))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45259#(and (<= 40 main_~y~0) (<= main_~y~0 40))} is VALID [2022-04-15 06:08:12,786 INFO L290 TraceCheckUtils]: 46: Hoare triple {45259#(and (<= 40 main_~y~0) (<= main_~y~0 40))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45260#(and (<= 41 main_~y~0) (<= main_~y~0 41))} is VALID [2022-04-15 06:08:12,787 INFO L290 TraceCheckUtils]: 47: Hoare triple {45260#(and (<= 41 main_~y~0) (<= main_~y~0 41))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45261#(and (<= main_~y~0 42) (<= 42 main_~y~0))} is VALID [2022-04-15 06:08:12,787 INFO L290 TraceCheckUtils]: 48: Hoare triple {45261#(and (<= main_~y~0 42) (<= 42 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45262#(and (<= 43 main_~y~0) (<= main_~y~0 43))} is VALID [2022-04-15 06:08:12,788 INFO L290 TraceCheckUtils]: 49: Hoare triple {45262#(and (<= 43 main_~y~0) (<= main_~y~0 43))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45263#(and (<= main_~y~0 44) (<= 44 main_~y~0))} is VALID [2022-04-15 06:08:12,788 INFO L290 TraceCheckUtils]: 50: Hoare triple {45263#(and (<= main_~y~0 44) (<= 44 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45264#(and (<= main_~y~0 45) (<= 45 main_~y~0))} is VALID [2022-04-15 06:08:12,789 INFO L290 TraceCheckUtils]: 51: Hoare triple {45264#(and (<= main_~y~0 45) (<= 45 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45265#(and (<= main_~y~0 46) (<= 46 main_~y~0))} is VALID [2022-04-15 06:08:12,789 INFO L290 TraceCheckUtils]: 52: Hoare triple {45265#(and (<= main_~y~0 46) (<= 46 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45266#(and (<= main_~y~0 47) (<= 47 main_~y~0))} is VALID [2022-04-15 06:08:12,790 INFO L290 TraceCheckUtils]: 53: Hoare triple {45266#(and (<= main_~y~0 47) (<= 47 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45267#(and (<= 48 main_~y~0) (<= main_~y~0 48))} is VALID [2022-04-15 06:08:12,790 INFO L290 TraceCheckUtils]: 54: Hoare triple {45267#(and (<= 48 main_~y~0) (<= main_~y~0 48))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45268#(and (<= 49 main_~y~0) (<= main_~y~0 49))} is VALID [2022-04-15 06:08:12,791 INFO L290 TraceCheckUtils]: 55: Hoare triple {45268#(and (<= 49 main_~y~0) (<= main_~y~0 49))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45269#(and (<= 50 main_~y~0) (<= main_~y~0 50))} is VALID [2022-04-15 06:08:12,791 INFO L290 TraceCheckUtils]: 56: Hoare triple {45269#(and (<= 50 main_~y~0) (<= main_~y~0 50))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45270#(and (<= 51 main_~y~0) (<= main_~y~0 51))} is VALID [2022-04-15 06:08:12,792 INFO L290 TraceCheckUtils]: 57: Hoare triple {45270#(and (<= 51 main_~y~0) (<= main_~y~0 51))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45271#(and (<= main_~y~0 52) (<= 52 main_~y~0))} is VALID [2022-04-15 06:08:12,792 INFO L290 TraceCheckUtils]: 58: Hoare triple {45271#(and (<= main_~y~0 52) (<= 52 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45272#(and (<= main_~y~0 53) (<= 53 main_~y~0))} is VALID [2022-04-15 06:08:12,793 INFO L290 TraceCheckUtils]: 59: Hoare triple {45272#(and (<= main_~y~0 53) (<= 53 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45273#(and (<= 54 main_~y~0) (<= main_~y~0 54))} is VALID [2022-04-15 06:08:12,793 INFO L290 TraceCheckUtils]: 60: Hoare triple {45273#(and (<= 54 main_~y~0) (<= main_~y~0 54))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45274#(and (<= 55 main_~y~0) (<= main_~y~0 55))} is VALID [2022-04-15 06:08:12,794 INFO L290 TraceCheckUtils]: 61: Hoare triple {45274#(and (<= 55 main_~y~0) (<= main_~y~0 55))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45275#(and (<= main_~y~0 56) (<= 56 main_~y~0))} is VALID [2022-04-15 06:08:12,794 INFO L290 TraceCheckUtils]: 62: Hoare triple {45275#(and (<= main_~y~0 56) (<= 56 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45276#(and (<= main_~y~0 57) (<= 57 main_~y~0))} is VALID [2022-04-15 06:08:12,795 INFO L290 TraceCheckUtils]: 63: Hoare triple {45276#(and (<= main_~y~0 57) (<= 57 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45277#(and (<= 58 main_~y~0) (<= main_~y~0 58))} is VALID [2022-04-15 06:08:12,795 INFO L290 TraceCheckUtils]: 64: Hoare triple {45277#(and (<= 58 main_~y~0) (<= main_~y~0 58))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45278#(and (<= main_~y~0 59) (<= 59 main_~y~0))} is VALID [2022-04-15 06:08:12,796 INFO L290 TraceCheckUtils]: 65: Hoare triple {45278#(and (<= main_~y~0 59) (<= 59 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45279#(and (<= 60 main_~y~0) (<= main_~y~0 60))} is VALID [2022-04-15 06:08:12,796 INFO L290 TraceCheckUtils]: 66: Hoare triple {45279#(and (<= 60 main_~y~0) (<= main_~y~0 60))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45280#(and (<= main_~y~0 61) (<= 61 main_~y~0))} is VALID [2022-04-15 06:08:12,797 INFO L290 TraceCheckUtils]: 67: Hoare triple {45280#(and (<= main_~y~0 61) (<= 61 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45281#(and (<= main_~y~0 62) (<= 62 main_~y~0))} is VALID [2022-04-15 06:08:12,797 INFO L290 TraceCheckUtils]: 68: Hoare triple {45281#(and (<= main_~y~0 62) (<= 62 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45282#(and (<= 63 main_~y~0) (<= main_~y~0 63))} is VALID [2022-04-15 06:08:12,798 INFO L290 TraceCheckUtils]: 69: Hoare triple {45282#(and (<= 63 main_~y~0) (<= main_~y~0 63))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45283#(and (<= 64 main_~y~0) (<= main_~y~0 64))} is VALID [2022-04-15 06:08:12,798 INFO L290 TraceCheckUtils]: 70: Hoare triple {45283#(and (<= 64 main_~y~0) (<= main_~y~0 64))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45284#(and (<= 65 main_~y~0) (<= main_~y~0 65))} is VALID [2022-04-15 06:08:12,799 INFO L290 TraceCheckUtils]: 71: Hoare triple {45284#(and (<= 65 main_~y~0) (<= main_~y~0 65))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45285#(and (<= main_~y~0 66) (not (<= (+ (div main_~y~0 4294967296) 1) 0)))} is VALID [2022-04-15 06:08:12,799 INFO L290 TraceCheckUtils]: 72: Hoare triple {45285#(and (<= main_~y~0 66) (not (<= (+ (div main_~y~0 4294967296) 1) 0)))} assume !(~y~0 % 4294967296 < 1024); {45215#false} is VALID [2022-04-15 06:08:12,799 INFO L272 TraceCheckUtils]: 73: Hoare triple {45215#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {45215#false} is VALID [2022-04-15 06:08:12,799 INFO L290 TraceCheckUtils]: 74: Hoare triple {45215#false} ~cond := #in~cond; {45215#false} is VALID [2022-04-15 06:08:12,800 INFO L290 TraceCheckUtils]: 75: Hoare triple {45215#false} assume 0 == ~cond; {45215#false} is VALID [2022-04-15 06:08:12,800 INFO L290 TraceCheckUtils]: 76: Hoare triple {45215#false} assume !false; {45215#false} is VALID [2022-04-15 06:08:12,800 INFO L134 CoverageAnalysis]: Checked inductivity of 2211 backedges. 0 proven. 2211 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 06:08:12,800 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-15 06:08:12,800 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1954439038] [2022-04-15 06:08:12,800 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1954439038] provided 0 perfect and 1 imperfect interpolant sequences [2022-04-15 06:08:12,800 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1894958640] [2022-04-15 06:08:12,800 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2022-04-15 06:08:12,801 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-15 06:08:12,801 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-15 06:08:12,802 INFO L229 MonitoredProcess]: Starting monitored process 67 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-04-15 06:08:12,802 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (67)] Waiting until timeout for monitored process [2022-04-15 06:08:45,642 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 34 check-sat command(s) [2022-04-15 06:08:45,643 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-15 06:08:45,671 INFO L263 TraceCheckSpWp]: Trace formula consists of 383 conjuncts, 135 conjunts are in the unsatisfiable core [2022-04-15 06:08:46,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 06:08:46,552 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-15 06:08:47,368 INFO L272 TraceCheckUtils]: 0: Hoare triple {45214#true} call ULTIMATE.init(); {45214#true} is VALID [2022-04-15 06:08:47,369 INFO L290 TraceCheckUtils]: 1: Hoare triple {45214#true} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {45214#true} is VALID [2022-04-15 06:08:47,369 INFO L290 TraceCheckUtils]: 2: Hoare triple {45214#true} assume true; {45214#true} is VALID [2022-04-15 06:08:47,369 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {45214#true} {45214#true} #34#return; {45214#true} is VALID [2022-04-15 06:08:47,369 INFO L272 TraceCheckUtils]: 4: Hoare triple {45214#true} call #t~ret5 := main(); {45214#true} is VALID [2022-04-15 06:08:47,369 INFO L290 TraceCheckUtils]: 5: Hoare triple {45214#true} ~x~0 := 1;~y~0 := 0; {45219#(= main_~y~0 0)} is VALID [2022-04-15 06:08:47,369 INFO L290 TraceCheckUtils]: 6: Hoare triple {45219#(= main_~y~0 0)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45220#(and (<= 1 main_~y~0) (<= main_~y~0 1))} is VALID [2022-04-15 06:08:47,370 INFO L290 TraceCheckUtils]: 7: Hoare triple {45220#(and (<= 1 main_~y~0) (<= main_~y~0 1))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45221#(and (<= 2 main_~y~0) (<= main_~y~0 2))} is VALID [2022-04-15 06:08:47,370 INFO L290 TraceCheckUtils]: 8: Hoare triple {45221#(and (<= 2 main_~y~0) (<= main_~y~0 2))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45222#(and (<= main_~y~0 3) (<= 3 main_~y~0))} is VALID [2022-04-15 06:08:47,371 INFO L290 TraceCheckUtils]: 9: Hoare triple {45222#(and (<= main_~y~0 3) (<= 3 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45223#(and (<= main_~y~0 4) (<= 4 main_~y~0))} is VALID [2022-04-15 06:08:47,372 INFO L290 TraceCheckUtils]: 10: Hoare triple {45223#(and (<= main_~y~0 4) (<= 4 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45224#(and (<= 5 main_~y~0) (<= main_~y~0 5))} is VALID [2022-04-15 06:08:47,372 INFO L290 TraceCheckUtils]: 11: Hoare triple {45224#(and (<= 5 main_~y~0) (<= main_~y~0 5))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45225#(and (<= main_~y~0 6) (<= 6 main_~y~0))} is VALID [2022-04-15 06:08:47,373 INFO L290 TraceCheckUtils]: 12: Hoare triple {45225#(and (<= main_~y~0 6) (<= 6 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45226#(and (<= 7 main_~y~0) (<= main_~y~0 7))} is VALID [2022-04-15 06:08:47,373 INFO L290 TraceCheckUtils]: 13: Hoare triple {45226#(and (<= 7 main_~y~0) (<= main_~y~0 7))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45227#(and (<= main_~y~0 8) (<= 8 main_~y~0))} is VALID [2022-04-15 06:08:47,374 INFO L290 TraceCheckUtils]: 14: Hoare triple {45227#(and (<= main_~y~0 8) (<= 8 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45228#(and (<= 9 main_~y~0) (<= main_~y~0 9))} is VALID [2022-04-15 06:08:47,374 INFO L290 TraceCheckUtils]: 15: Hoare triple {45228#(and (<= 9 main_~y~0) (<= main_~y~0 9))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45229#(and (<= main_~y~0 10) (<= 10 main_~y~0))} is VALID [2022-04-15 06:08:47,375 INFO L290 TraceCheckUtils]: 16: Hoare triple {45229#(and (<= main_~y~0 10) (<= 10 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45230#(and (<= main_~y~0 11) (<= 11 main_~y~0))} is VALID [2022-04-15 06:08:47,375 INFO L290 TraceCheckUtils]: 17: Hoare triple {45230#(and (<= main_~y~0 11) (<= 11 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45231#(and (<= 12 main_~y~0) (<= main_~y~0 12))} is VALID [2022-04-15 06:08:47,376 INFO L290 TraceCheckUtils]: 18: Hoare triple {45231#(and (<= 12 main_~y~0) (<= main_~y~0 12))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45232#(and (<= main_~y~0 13) (<= 13 main_~y~0))} is VALID [2022-04-15 06:08:47,376 INFO L290 TraceCheckUtils]: 19: Hoare triple {45232#(and (<= main_~y~0 13) (<= 13 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45233#(and (<= 14 main_~y~0) (<= main_~y~0 14))} is VALID [2022-04-15 06:08:47,377 INFO L290 TraceCheckUtils]: 20: Hoare triple {45233#(and (<= 14 main_~y~0) (<= main_~y~0 14))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45234#(and (<= main_~y~0 15) (<= 15 main_~y~0))} is VALID [2022-04-15 06:08:47,377 INFO L290 TraceCheckUtils]: 21: Hoare triple {45234#(and (<= main_~y~0 15) (<= 15 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45235#(and (<= 16 main_~y~0) (<= main_~y~0 16))} is VALID [2022-04-15 06:08:47,378 INFO L290 TraceCheckUtils]: 22: Hoare triple {45235#(and (<= 16 main_~y~0) (<= main_~y~0 16))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45236#(and (<= main_~y~0 17) (<= 17 main_~y~0))} is VALID [2022-04-15 06:08:47,378 INFO L290 TraceCheckUtils]: 23: Hoare triple {45236#(and (<= main_~y~0 17) (<= 17 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45237#(and (<= 18 main_~y~0) (<= main_~y~0 18))} is VALID [2022-04-15 06:08:47,379 INFO L290 TraceCheckUtils]: 24: Hoare triple {45237#(and (<= 18 main_~y~0) (<= main_~y~0 18))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45238#(and (<= 19 main_~y~0) (<= main_~y~0 19))} is VALID [2022-04-15 06:08:47,379 INFO L290 TraceCheckUtils]: 25: Hoare triple {45238#(and (<= 19 main_~y~0) (<= main_~y~0 19))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45239#(and (<= 20 main_~y~0) (<= main_~y~0 20))} is VALID [2022-04-15 06:08:47,380 INFO L290 TraceCheckUtils]: 26: Hoare triple {45239#(and (<= 20 main_~y~0) (<= main_~y~0 20))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45240#(and (<= main_~y~0 21) (<= 21 main_~y~0))} is VALID [2022-04-15 06:08:47,380 INFO L290 TraceCheckUtils]: 27: Hoare triple {45240#(and (<= main_~y~0 21) (<= 21 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45241#(and (<= main_~y~0 22) (<= 22 main_~y~0))} is VALID [2022-04-15 06:08:47,381 INFO L290 TraceCheckUtils]: 28: Hoare triple {45241#(and (<= main_~y~0 22) (<= 22 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45242#(and (<= main_~y~0 23) (<= 23 main_~y~0))} is VALID [2022-04-15 06:08:47,381 INFO L290 TraceCheckUtils]: 29: Hoare triple {45242#(and (<= main_~y~0 23) (<= 23 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45243#(and (<= 24 main_~y~0) (<= main_~y~0 24))} is VALID [2022-04-15 06:08:47,382 INFO L290 TraceCheckUtils]: 30: Hoare triple {45243#(and (<= 24 main_~y~0) (<= main_~y~0 24))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45244#(and (<= 25 main_~y~0) (<= main_~y~0 25))} is VALID [2022-04-15 06:08:47,382 INFO L290 TraceCheckUtils]: 31: Hoare triple {45244#(and (<= 25 main_~y~0) (<= main_~y~0 25))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45245#(and (<= main_~y~0 26) (<= 26 main_~y~0))} is VALID [2022-04-15 06:08:47,383 INFO L290 TraceCheckUtils]: 32: Hoare triple {45245#(and (<= main_~y~0 26) (<= 26 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45246#(and (<= main_~y~0 27) (<= 27 main_~y~0))} is VALID [2022-04-15 06:08:47,383 INFO L290 TraceCheckUtils]: 33: Hoare triple {45246#(and (<= main_~y~0 27) (<= 27 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45247#(and (<= main_~y~0 28) (<= 28 main_~y~0))} is VALID [2022-04-15 06:08:47,384 INFO L290 TraceCheckUtils]: 34: Hoare triple {45247#(and (<= main_~y~0 28) (<= 28 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45248#(and (<= 29 main_~y~0) (<= main_~y~0 29))} is VALID [2022-04-15 06:08:47,384 INFO L290 TraceCheckUtils]: 35: Hoare triple {45248#(and (<= 29 main_~y~0) (<= main_~y~0 29))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45249#(and (<= main_~y~0 30) (<= 30 main_~y~0))} is VALID [2022-04-15 06:08:47,385 INFO L290 TraceCheckUtils]: 36: Hoare triple {45249#(and (<= main_~y~0 30) (<= 30 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45250#(and (<= main_~y~0 31) (<= 31 main_~y~0))} is VALID [2022-04-15 06:08:47,385 INFO L290 TraceCheckUtils]: 37: Hoare triple {45250#(and (<= main_~y~0 31) (<= 31 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45251#(and (<= main_~y~0 32) (<= 32 main_~y~0))} is VALID [2022-04-15 06:08:47,386 INFO L290 TraceCheckUtils]: 38: Hoare triple {45251#(and (<= main_~y~0 32) (<= 32 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45252#(and (<= 33 main_~y~0) (<= main_~y~0 33))} is VALID [2022-04-15 06:08:47,386 INFO L290 TraceCheckUtils]: 39: Hoare triple {45252#(and (<= 33 main_~y~0) (<= main_~y~0 33))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45253#(and (<= main_~y~0 34) (<= 34 main_~y~0))} is VALID [2022-04-15 06:08:47,387 INFO L290 TraceCheckUtils]: 40: Hoare triple {45253#(and (<= main_~y~0 34) (<= 34 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45254#(and (<= 35 main_~y~0) (<= main_~y~0 35))} is VALID [2022-04-15 06:08:47,387 INFO L290 TraceCheckUtils]: 41: Hoare triple {45254#(and (<= 35 main_~y~0) (<= main_~y~0 35))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45255#(and (<= 36 main_~y~0) (<= main_~y~0 36))} is VALID [2022-04-15 06:08:47,388 INFO L290 TraceCheckUtils]: 42: Hoare triple {45255#(and (<= 36 main_~y~0) (<= main_~y~0 36))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45256#(and (<= main_~y~0 37) (<= 37 main_~y~0))} is VALID [2022-04-15 06:08:47,388 INFO L290 TraceCheckUtils]: 43: Hoare triple {45256#(and (<= main_~y~0 37) (<= 37 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45257#(and (<= 38 main_~y~0) (<= main_~y~0 38))} is VALID [2022-04-15 06:08:47,389 INFO L290 TraceCheckUtils]: 44: Hoare triple {45257#(and (<= 38 main_~y~0) (<= main_~y~0 38))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45258#(and (<= 39 main_~y~0) (<= main_~y~0 39))} is VALID [2022-04-15 06:08:47,389 INFO L290 TraceCheckUtils]: 45: Hoare triple {45258#(and (<= 39 main_~y~0) (<= main_~y~0 39))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45259#(and (<= 40 main_~y~0) (<= main_~y~0 40))} is VALID [2022-04-15 06:08:47,390 INFO L290 TraceCheckUtils]: 46: Hoare triple {45259#(and (<= 40 main_~y~0) (<= main_~y~0 40))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45260#(and (<= 41 main_~y~0) (<= main_~y~0 41))} is VALID [2022-04-15 06:08:47,390 INFO L290 TraceCheckUtils]: 47: Hoare triple {45260#(and (<= 41 main_~y~0) (<= main_~y~0 41))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45261#(and (<= main_~y~0 42) (<= 42 main_~y~0))} is VALID [2022-04-15 06:08:47,391 INFO L290 TraceCheckUtils]: 48: Hoare triple {45261#(and (<= main_~y~0 42) (<= 42 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45262#(and (<= 43 main_~y~0) (<= main_~y~0 43))} is VALID [2022-04-15 06:08:47,391 INFO L290 TraceCheckUtils]: 49: Hoare triple {45262#(and (<= 43 main_~y~0) (<= main_~y~0 43))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45263#(and (<= main_~y~0 44) (<= 44 main_~y~0))} is VALID [2022-04-15 06:08:47,392 INFO L290 TraceCheckUtils]: 50: Hoare triple {45263#(and (<= main_~y~0 44) (<= 44 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45264#(and (<= main_~y~0 45) (<= 45 main_~y~0))} is VALID [2022-04-15 06:08:47,392 INFO L290 TraceCheckUtils]: 51: Hoare triple {45264#(and (<= main_~y~0 45) (<= 45 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45265#(and (<= main_~y~0 46) (<= 46 main_~y~0))} is VALID [2022-04-15 06:08:47,393 INFO L290 TraceCheckUtils]: 52: Hoare triple {45265#(and (<= main_~y~0 46) (<= 46 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45266#(and (<= main_~y~0 47) (<= 47 main_~y~0))} is VALID [2022-04-15 06:08:47,393 INFO L290 TraceCheckUtils]: 53: Hoare triple {45266#(and (<= main_~y~0 47) (<= 47 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45267#(and (<= 48 main_~y~0) (<= main_~y~0 48))} is VALID [2022-04-15 06:08:47,394 INFO L290 TraceCheckUtils]: 54: Hoare triple {45267#(and (<= 48 main_~y~0) (<= main_~y~0 48))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45268#(and (<= 49 main_~y~0) (<= main_~y~0 49))} is VALID [2022-04-15 06:08:47,394 INFO L290 TraceCheckUtils]: 55: Hoare triple {45268#(and (<= 49 main_~y~0) (<= main_~y~0 49))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45269#(and (<= 50 main_~y~0) (<= main_~y~0 50))} is VALID [2022-04-15 06:08:47,395 INFO L290 TraceCheckUtils]: 56: Hoare triple {45269#(and (<= 50 main_~y~0) (<= main_~y~0 50))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45270#(and (<= 51 main_~y~0) (<= main_~y~0 51))} is VALID [2022-04-15 06:08:47,395 INFO L290 TraceCheckUtils]: 57: Hoare triple {45270#(and (<= 51 main_~y~0) (<= main_~y~0 51))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45271#(and (<= main_~y~0 52) (<= 52 main_~y~0))} is VALID [2022-04-15 06:08:47,396 INFO L290 TraceCheckUtils]: 58: Hoare triple {45271#(and (<= main_~y~0 52) (<= 52 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45272#(and (<= main_~y~0 53) (<= 53 main_~y~0))} is VALID [2022-04-15 06:08:47,396 INFO L290 TraceCheckUtils]: 59: Hoare triple {45272#(and (<= main_~y~0 53) (<= 53 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45273#(and (<= 54 main_~y~0) (<= main_~y~0 54))} is VALID [2022-04-15 06:08:47,397 INFO L290 TraceCheckUtils]: 60: Hoare triple {45273#(and (<= 54 main_~y~0) (<= main_~y~0 54))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45274#(and (<= 55 main_~y~0) (<= main_~y~0 55))} is VALID [2022-04-15 06:08:47,397 INFO L290 TraceCheckUtils]: 61: Hoare triple {45274#(and (<= 55 main_~y~0) (<= main_~y~0 55))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45275#(and (<= main_~y~0 56) (<= 56 main_~y~0))} is VALID [2022-04-15 06:08:47,398 INFO L290 TraceCheckUtils]: 62: Hoare triple {45275#(and (<= main_~y~0 56) (<= 56 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45276#(and (<= main_~y~0 57) (<= 57 main_~y~0))} is VALID [2022-04-15 06:08:47,398 INFO L290 TraceCheckUtils]: 63: Hoare triple {45276#(and (<= main_~y~0 57) (<= 57 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45277#(and (<= 58 main_~y~0) (<= main_~y~0 58))} is VALID [2022-04-15 06:08:47,399 INFO L290 TraceCheckUtils]: 64: Hoare triple {45277#(and (<= 58 main_~y~0) (<= main_~y~0 58))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45278#(and (<= main_~y~0 59) (<= 59 main_~y~0))} is VALID [2022-04-15 06:08:47,399 INFO L290 TraceCheckUtils]: 65: Hoare triple {45278#(and (<= main_~y~0 59) (<= 59 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45279#(and (<= 60 main_~y~0) (<= main_~y~0 60))} is VALID [2022-04-15 06:08:47,400 INFO L290 TraceCheckUtils]: 66: Hoare triple {45279#(and (<= 60 main_~y~0) (<= main_~y~0 60))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45280#(and (<= main_~y~0 61) (<= 61 main_~y~0))} is VALID [2022-04-15 06:08:47,400 INFO L290 TraceCheckUtils]: 67: Hoare triple {45280#(and (<= main_~y~0 61) (<= 61 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45281#(and (<= main_~y~0 62) (<= 62 main_~y~0))} is VALID [2022-04-15 06:08:47,400 INFO L290 TraceCheckUtils]: 68: Hoare triple {45281#(and (<= main_~y~0 62) (<= 62 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45282#(and (<= 63 main_~y~0) (<= main_~y~0 63))} is VALID [2022-04-15 06:08:47,401 INFO L290 TraceCheckUtils]: 69: Hoare triple {45282#(and (<= 63 main_~y~0) (<= main_~y~0 63))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45283#(and (<= 64 main_~y~0) (<= main_~y~0 64))} is VALID [2022-04-15 06:08:47,401 INFO L290 TraceCheckUtils]: 70: Hoare triple {45283#(and (<= 64 main_~y~0) (<= main_~y~0 64))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45284#(and (<= 65 main_~y~0) (<= main_~y~0 65))} is VALID [2022-04-15 06:08:47,402 INFO L290 TraceCheckUtils]: 71: Hoare triple {45284#(and (<= 65 main_~y~0) (<= main_~y~0 65))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45503#(and (<= 66 main_~y~0) (<= main_~y~0 66))} is VALID [2022-04-15 06:08:47,402 INFO L290 TraceCheckUtils]: 72: Hoare triple {45503#(and (<= 66 main_~y~0) (<= main_~y~0 66))} assume !(~y~0 % 4294967296 < 1024); {45215#false} is VALID [2022-04-15 06:08:47,403 INFO L272 TraceCheckUtils]: 73: Hoare triple {45215#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {45215#false} is VALID [2022-04-15 06:08:47,403 INFO L290 TraceCheckUtils]: 74: Hoare triple {45215#false} ~cond := #in~cond; {45215#false} is VALID [2022-04-15 06:08:47,403 INFO L290 TraceCheckUtils]: 75: Hoare triple {45215#false} assume 0 == ~cond; {45215#false} is VALID [2022-04-15 06:08:47,403 INFO L290 TraceCheckUtils]: 76: Hoare triple {45215#false} assume !false; {45215#false} is VALID [2022-04-15 06:08:47,403 INFO L134 CoverageAnalysis]: Checked inductivity of 2211 backedges. 0 proven. 2211 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 06:08:47,403 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-15 06:08:54,309 INFO L290 TraceCheckUtils]: 76: Hoare triple {45215#false} assume !false; {45215#false} is VALID [2022-04-15 06:08:54,309 INFO L290 TraceCheckUtils]: 75: Hoare triple {45215#false} assume 0 == ~cond; {45215#false} is VALID [2022-04-15 06:08:54,309 INFO L290 TraceCheckUtils]: 74: Hoare triple {45215#false} ~cond := #in~cond; {45215#false} is VALID [2022-04-15 06:08:54,309 INFO L272 TraceCheckUtils]: 73: Hoare triple {45215#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {45215#false} is VALID [2022-04-15 06:08:54,309 INFO L290 TraceCheckUtils]: 72: Hoare triple {45531#(< (mod main_~y~0 4294967296) 1024)} assume !(~y~0 % 4294967296 < 1024); {45215#false} is VALID [2022-04-15 06:08:54,310 INFO L290 TraceCheckUtils]: 71: Hoare triple {45535#(< (mod (+ main_~y~0 1) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45531#(< (mod main_~y~0 4294967296) 1024)} is VALID [2022-04-15 06:08:54,311 INFO L290 TraceCheckUtils]: 70: Hoare triple {45539#(< (mod (+ main_~y~0 2) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45535#(< (mod (+ main_~y~0 1) 4294967296) 1024)} is VALID [2022-04-15 06:08:54,311 INFO L290 TraceCheckUtils]: 69: Hoare triple {45543#(< (mod (+ main_~y~0 3) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45539#(< (mod (+ main_~y~0 2) 4294967296) 1024)} is VALID [2022-04-15 06:08:54,312 INFO L290 TraceCheckUtils]: 68: Hoare triple {45547#(< (mod (+ main_~y~0 4) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45543#(< (mod (+ main_~y~0 3) 4294967296) 1024)} is VALID [2022-04-15 06:08:54,313 INFO L290 TraceCheckUtils]: 67: Hoare triple {45551#(< (mod (+ 5 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45547#(< (mod (+ main_~y~0 4) 4294967296) 1024)} is VALID [2022-04-15 06:08:54,313 INFO L290 TraceCheckUtils]: 66: Hoare triple {45555#(< (mod (+ main_~y~0 6) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45551#(< (mod (+ 5 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:08:54,314 INFO L290 TraceCheckUtils]: 65: Hoare triple {45559#(< (mod (+ 7 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45555#(< (mod (+ main_~y~0 6) 4294967296) 1024)} is VALID [2022-04-15 06:08:54,315 INFO L290 TraceCheckUtils]: 64: Hoare triple {45563#(< (mod (+ main_~y~0 8) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45559#(< (mod (+ 7 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:08:54,315 INFO L290 TraceCheckUtils]: 63: Hoare triple {45567#(< (mod (+ main_~y~0 9) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45563#(< (mod (+ main_~y~0 8) 4294967296) 1024)} is VALID [2022-04-15 06:08:54,316 INFO L290 TraceCheckUtils]: 62: Hoare triple {45571#(< (mod (+ main_~y~0 10) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45567#(< (mod (+ main_~y~0 9) 4294967296) 1024)} is VALID [2022-04-15 06:08:54,316 INFO L290 TraceCheckUtils]: 61: Hoare triple {45575#(< (mod (+ main_~y~0 11) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45571#(< (mod (+ main_~y~0 10) 4294967296) 1024)} is VALID [2022-04-15 06:08:54,317 INFO L290 TraceCheckUtils]: 60: Hoare triple {45579#(< (mod (+ main_~y~0 12) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45575#(< (mod (+ main_~y~0 11) 4294967296) 1024)} is VALID [2022-04-15 06:08:54,318 INFO L290 TraceCheckUtils]: 59: Hoare triple {45583#(< (mod (+ main_~y~0 13) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45579#(< (mod (+ main_~y~0 12) 4294967296) 1024)} is VALID [2022-04-15 06:08:54,319 INFO L290 TraceCheckUtils]: 58: Hoare triple {45587#(< (mod (+ main_~y~0 14) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45583#(< (mod (+ main_~y~0 13) 4294967296) 1024)} is VALID [2022-04-15 06:08:54,319 INFO L290 TraceCheckUtils]: 57: Hoare triple {45591#(< (mod (+ main_~y~0 15) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45587#(< (mod (+ main_~y~0 14) 4294967296) 1024)} is VALID [2022-04-15 06:08:54,320 INFO L290 TraceCheckUtils]: 56: Hoare triple {45595#(< (mod (+ main_~y~0 16) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45591#(< (mod (+ main_~y~0 15) 4294967296) 1024)} is VALID [2022-04-15 06:08:54,320 INFO L290 TraceCheckUtils]: 55: Hoare triple {45599#(< (mod (+ main_~y~0 17) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45595#(< (mod (+ main_~y~0 16) 4294967296) 1024)} is VALID [2022-04-15 06:08:54,321 INFO L290 TraceCheckUtils]: 54: Hoare triple {45603#(< (mod (+ main_~y~0 18) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45599#(< (mod (+ main_~y~0 17) 4294967296) 1024)} is VALID [2022-04-15 06:08:54,322 INFO L290 TraceCheckUtils]: 53: Hoare triple {45607#(< (mod (+ 19 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45603#(< (mod (+ main_~y~0 18) 4294967296) 1024)} is VALID [2022-04-15 06:08:54,322 INFO L290 TraceCheckUtils]: 52: Hoare triple {45611#(< (mod (+ main_~y~0 20) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45607#(< (mod (+ 19 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:08:54,323 INFO L290 TraceCheckUtils]: 51: Hoare triple {45615#(< (mod (+ main_~y~0 21) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45611#(< (mod (+ main_~y~0 20) 4294967296) 1024)} is VALID [2022-04-15 06:08:54,323 INFO L290 TraceCheckUtils]: 50: Hoare triple {45619#(< (mod (+ main_~y~0 22) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45615#(< (mod (+ main_~y~0 21) 4294967296) 1024)} is VALID [2022-04-15 06:08:54,324 INFO L290 TraceCheckUtils]: 49: Hoare triple {45623#(< (mod (+ 23 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45619#(< (mod (+ main_~y~0 22) 4294967296) 1024)} is VALID [2022-04-15 06:08:54,325 INFO L290 TraceCheckUtils]: 48: Hoare triple {45627#(< (mod (+ main_~y~0 24) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45623#(< (mod (+ 23 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:08:54,325 INFO L290 TraceCheckUtils]: 47: Hoare triple {45631#(< (mod (+ main_~y~0 25) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45627#(< (mod (+ main_~y~0 24) 4294967296) 1024)} is VALID [2022-04-15 06:08:54,326 INFO L290 TraceCheckUtils]: 46: Hoare triple {45635#(< (mod (+ main_~y~0 26) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45631#(< (mod (+ main_~y~0 25) 4294967296) 1024)} is VALID [2022-04-15 06:08:54,327 INFO L290 TraceCheckUtils]: 45: Hoare triple {45639#(< (mod (+ main_~y~0 27) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45635#(< (mod (+ main_~y~0 26) 4294967296) 1024)} is VALID [2022-04-15 06:08:54,327 INFO L290 TraceCheckUtils]: 44: Hoare triple {45643#(< (mod (+ main_~y~0 28) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45639#(< (mod (+ main_~y~0 27) 4294967296) 1024)} is VALID [2022-04-15 06:08:54,330 INFO L290 TraceCheckUtils]: 43: Hoare triple {45647#(< (mod (+ 29 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45643#(< (mod (+ main_~y~0 28) 4294967296) 1024)} is VALID [2022-04-15 06:08:54,331 INFO L290 TraceCheckUtils]: 42: Hoare triple {45651#(< (mod (+ 30 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45647#(< (mod (+ 29 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:08:54,332 INFO L290 TraceCheckUtils]: 41: Hoare triple {45655#(< (mod (+ main_~y~0 31) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45651#(< (mod (+ 30 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:08:54,332 INFO L290 TraceCheckUtils]: 40: Hoare triple {45659#(< (mod (+ 32 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45655#(< (mod (+ main_~y~0 31) 4294967296) 1024)} is VALID [2022-04-15 06:08:54,333 INFO L290 TraceCheckUtils]: 39: Hoare triple {45663#(< (mod (+ main_~y~0 33) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45659#(< (mod (+ 32 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:08:54,333 INFO L290 TraceCheckUtils]: 38: Hoare triple {45667#(< (mod (+ main_~y~0 34) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45663#(< (mod (+ main_~y~0 33) 4294967296) 1024)} is VALID [2022-04-15 06:08:54,334 INFO L290 TraceCheckUtils]: 37: Hoare triple {45671#(< (mod (+ 35 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45667#(< (mod (+ main_~y~0 34) 4294967296) 1024)} is VALID [2022-04-15 06:08:54,335 INFO L290 TraceCheckUtils]: 36: Hoare triple {45675#(< (mod (+ main_~y~0 36) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45671#(< (mod (+ 35 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:08:54,335 INFO L290 TraceCheckUtils]: 35: Hoare triple {45679#(< (mod (+ main_~y~0 37) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45675#(< (mod (+ main_~y~0 36) 4294967296) 1024)} is VALID [2022-04-15 06:08:54,336 INFO L290 TraceCheckUtils]: 34: Hoare triple {45683#(< (mod (+ main_~y~0 38) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45679#(< (mod (+ main_~y~0 37) 4294967296) 1024)} is VALID [2022-04-15 06:08:54,336 INFO L290 TraceCheckUtils]: 33: Hoare triple {45687#(< (mod (+ main_~y~0 39) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45683#(< (mod (+ main_~y~0 38) 4294967296) 1024)} is VALID [2022-04-15 06:08:54,337 INFO L290 TraceCheckUtils]: 32: Hoare triple {45691#(< (mod (+ 40 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45687#(< (mod (+ main_~y~0 39) 4294967296) 1024)} is VALID [2022-04-15 06:08:54,338 INFO L290 TraceCheckUtils]: 31: Hoare triple {45695#(< (mod (+ 41 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45691#(< (mod (+ 40 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:08:54,339 INFO L290 TraceCheckUtils]: 30: Hoare triple {45699#(< (mod (+ 42 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45695#(< (mod (+ 41 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:08:54,339 INFO L290 TraceCheckUtils]: 29: Hoare triple {45703#(< (mod (+ main_~y~0 43) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45699#(< (mod (+ 42 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:08:54,340 INFO L290 TraceCheckUtils]: 28: Hoare triple {45707#(< (mod (+ 44 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45703#(< (mod (+ main_~y~0 43) 4294967296) 1024)} is VALID [2022-04-15 06:08:54,340 INFO L290 TraceCheckUtils]: 27: Hoare triple {45711#(< (mod (+ main_~y~0 45) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45707#(< (mod (+ 44 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:08:54,341 INFO L290 TraceCheckUtils]: 26: Hoare triple {45715#(< (mod (+ main_~y~0 46) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45711#(< (mod (+ main_~y~0 45) 4294967296) 1024)} is VALID [2022-04-15 06:08:54,342 INFO L290 TraceCheckUtils]: 25: Hoare triple {45719#(< (mod (+ main_~y~0 47) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45715#(< (mod (+ main_~y~0 46) 4294967296) 1024)} is VALID [2022-04-15 06:08:54,342 INFO L290 TraceCheckUtils]: 24: Hoare triple {45723#(< (mod (+ main_~y~0 48) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45719#(< (mod (+ main_~y~0 47) 4294967296) 1024)} is VALID [2022-04-15 06:08:54,343 INFO L290 TraceCheckUtils]: 23: Hoare triple {45727#(< (mod (+ 49 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45723#(< (mod (+ main_~y~0 48) 4294967296) 1024)} is VALID [2022-04-15 06:08:54,344 INFO L290 TraceCheckUtils]: 22: Hoare triple {45731#(< (mod (+ main_~y~0 50) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45727#(< (mod (+ 49 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:08:54,344 INFO L290 TraceCheckUtils]: 21: Hoare triple {45735#(< (mod (+ 51 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45731#(< (mod (+ main_~y~0 50) 4294967296) 1024)} is VALID [2022-04-15 06:08:54,345 INFO L290 TraceCheckUtils]: 20: Hoare triple {45739#(< (mod (+ main_~y~0 52) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45735#(< (mod (+ 51 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:08:54,345 INFO L290 TraceCheckUtils]: 19: Hoare triple {45743#(< (mod (+ 53 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45739#(< (mod (+ main_~y~0 52) 4294967296) 1024)} is VALID [2022-04-15 06:08:54,346 INFO L290 TraceCheckUtils]: 18: Hoare triple {45747#(< (mod (+ main_~y~0 54) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45743#(< (mod (+ 53 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:08:54,347 INFO L290 TraceCheckUtils]: 17: Hoare triple {45751#(< (mod (+ main_~y~0 55) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45747#(< (mod (+ main_~y~0 54) 4294967296) 1024)} is VALID [2022-04-15 06:08:54,348 INFO L290 TraceCheckUtils]: 16: Hoare triple {45755#(< (mod (+ 56 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45751#(< (mod (+ main_~y~0 55) 4294967296) 1024)} is VALID [2022-04-15 06:08:54,349 INFO L290 TraceCheckUtils]: 15: Hoare triple {45759#(< (mod (+ 57 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45755#(< (mod (+ 56 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:08:54,350 INFO L290 TraceCheckUtils]: 14: Hoare triple {45763#(< (mod (+ main_~y~0 58) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45759#(< (mod (+ 57 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:08:54,350 INFO L290 TraceCheckUtils]: 13: Hoare triple {45767#(< (mod (+ 59 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45763#(< (mod (+ main_~y~0 58) 4294967296) 1024)} is VALID [2022-04-15 06:08:54,351 INFO L290 TraceCheckUtils]: 12: Hoare triple {45771#(< (mod (+ main_~y~0 60) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45767#(< (mod (+ 59 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:08:54,352 INFO L290 TraceCheckUtils]: 11: Hoare triple {45775#(< (mod (+ main_~y~0 61) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45771#(< (mod (+ main_~y~0 60) 4294967296) 1024)} is VALID [2022-04-15 06:08:54,352 INFO L290 TraceCheckUtils]: 10: Hoare triple {45779#(< (mod (+ main_~y~0 62) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45775#(< (mod (+ main_~y~0 61) 4294967296) 1024)} is VALID [2022-04-15 06:08:54,353 INFO L290 TraceCheckUtils]: 9: Hoare triple {45783#(< (mod (+ main_~y~0 63) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45779#(< (mod (+ main_~y~0 62) 4294967296) 1024)} is VALID [2022-04-15 06:08:54,353 INFO L290 TraceCheckUtils]: 8: Hoare triple {45787#(< (mod (+ 64 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45783#(< (mod (+ main_~y~0 63) 4294967296) 1024)} is VALID [2022-04-15 06:08:54,354 INFO L290 TraceCheckUtils]: 7: Hoare triple {45791#(< (mod (+ main_~y~0 65) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45787#(< (mod (+ 64 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:08:54,355 INFO L290 TraceCheckUtils]: 6: Hoare triple {45795#(< (mod (+ 66 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {45791#(< (mod (+ main_~y~0 65) 4294967296) 1024)} is VALID [2022-04-15 06:08:54,355 INFO L290 TraceCheckUtils]: 5: Hoare triple {45214#true} ~x~0 := 1;~y~0 := 0; {45795#(< (mod (+ 66 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:08:54,355 INFO L272 TraceCheckUtils]: 4: Hoare triple {45214#true} call #t~ret5 := main(); {45214#true} is VALID [2022-04-15 06:08:54,355 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {45214#true} {45214#true} #34#return; {45214#true} is VALID [2022-04-15 06:08:54,355 INFO L290 TraceCheckUtils]: 2: Hoare triple {45214#true} assume true; {45214#true} is VALID [2022-04-15 06:08:54,355 INFO L290 TraceCheckUtils]: 1: Hoare triple {45214#true} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {45214#true} is VALID [2022-04-15 06:08:54,355 INFO L272 TraceCheckUtils]: 0: Hoare triple {45214#true} call ULTIMATE.init(); {45214#true} is VALID [2022-04-15 06:08:54,356 INFO L134 CoverageAnalysis]: Checked inductivity of 2211 backedges. 0 proven. 2211 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 06:08:54,356 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1894958640] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-15 06:08:54,356 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-04-15 06:08:54,356 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [70, 69, 69] total 138 [2022-04-15 06:08:54,356 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-15 06:08:54,356 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [1946764780] [2022-04-15 06:08:54,356 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [1946764780] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-15 06:08:54,356 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-15 06:08:54,356 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [70] imperfect sequences [] total 70 [2022-04-15 06:08:54,357 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1912455643] [2022-04-15 06:08:54,357 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-15 06:08:54,357 INFO L78 Accepts]: Start accepts. Automaton has has 70 states, 70 states have (on average 1.042857142857143) internal successors, (73), 69 states have internal predecessors, (73), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 77 [2022-04-15 06:08:54,357 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-15 06:08:54,357 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 70 states, 70 states have (on average 1.042857142857143) internal successors, (73), 69 states have internal predecessors, (73), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:08:54,416 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 77 edges. 77 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 06:08:54,416 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 70 states [2022-04-15 06:08:54,416 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-15 06:08:54,417 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 70 interpolants. [2022-04-15 06:08:54,418 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=4896, Invalid=14010, Unknown=0, NotChecked=0, Total=18906 [2022-04-15 06:08:54,418 INFO L87 Difference]: Start difference. First operand 78 states and 78 transitions. Second operand has 70 states, 70 states have (on average 1.042857142857143) internal successors, (73), 69 states have internal predecessors, (73), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:09:06,433 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 06:09:06,433 INFO L93 Difference]: Finished difference Result 84 states and 84 transitions. [2022-04-15 06:09:06,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2022-04-15 06:09:06,433 INFO L78 Accepts]: Start accepts. Automaton has has 70 states, 70 states have (on average 1.042857142857143) internal successors, (73), 69 states have internal predecessors, (73), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 77 [2022-04-15 06:09:06,433 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-15 06:09:06,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 70 states, 70 states have (on average 1.042857142857143) internal successors, (73), 69 states have internal predecessors, (73), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:09:06,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 70 states and 84 transitions. [2022-04-15 06:09:06,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 70 states, 70 states have (on average 1.042857142857143) internal successors, (73), 69 states have internal predecessors, (73), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:09:06,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 70 states and 84 transitions. [2022-04-15 06:09:06,436 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 70 states and 84 transitions. [2022-04-15 06:09:06,569 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 84 edges. 84 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 06:09:06,570 INFO L225 Difference]: With dead ends: 84 [2022-04-15 06:09:06,570 INFO L226 Difference]: Without dead ends: 79 [2022-04-15 06:09:06,572 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 291 GetRequests, 87 SyntacticMatches, 1 SemanticMatches, 203 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2349 ImplicationChecksByTransitivity, 12.2s TimeCoverageRelationStatistics Valid=9785, Invalid=32035, Unknown=0, NotChecked=0, Total=41820 [2022-04-15 06:09:06,573 INFO L913 BasicCegarLoop]: 11 mSDtfsCounter, 6 mSDsluCounter, 127 mSDsCounter, 0 mSdLazyCounter, 4549 mSolverCounterSat, 135 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 138 SdHoareTripleChecker+Invalid, 4684 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 135 IncrementalHoareTripleChecker+Valid, 4549 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.4s IncrementalHoareTripleChecker+Time [2022-04-15 06:09:06,573 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [6 Valid, 138 Invalid, 4684 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [135 Valid, 4549 Invalid, 0 Unknown, 0 Unchecked, 4.4s Time] [2022-04-15 06:09:06,573 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79 states. [2022-04-15 06:09:06,761 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79 to 79. [2022-04-15 06:09:06,761 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-15 06:09:06,761 INFO L82 GeneralOperation]: Start isEquivalent. First operand 79 states. Second operand has 79 states, 74 states have (on average 1.0135135135135136) internal successors, (75), 74 states have internal predecessors, (75), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:09:06,762 INFO L74 IsIncluded]: Start isIncluded. First operand 79 states. Second operand has 79 states, 74 states have (on average 1.0135135135135136) internal successors, (75), 74 states have internal predecessors, (75), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:09:06,762 INFO L87 Difference]: Start difference. First operand 79 states. Second operand has 79 states, 74 states have (on average 1.0135135135135136) internal successors, (75), 74 states have internal predecessors, (75), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:09:06,762 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 06:09:06,762 INFO L93 Difference]: Finished difference Result 79 states and 79 transitions. [2022-04-15 06:09:06,762 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 79 transitions. [2022-04-15 06:09:06,762 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-15 06:09:06,763 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-15 06:09:06,763 INFO L74 IsIncluded]: Start isIncluded. First operand has 79 states, 74 states have (on average 1.0135135135135136) internal successors, (75), 74 states have internal predecessors, (75), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 79 states. [2022-04-15 06:09:06,763 INFO L87 Difference]: Start difference. First operand has 79 states, 74 states have (on average 1.0135135135135136) internal successors, (75), 74 states have internal predecessors, (75), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 79 states. [2022-04-15 06:09:06,763 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 06:09:06,763 INFO L93 Difference]: Finished difference Result 79 states and 79 transitions. [2022-04-15 06:09:06,763 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 79 transitions. [2022-04-15 06:09:06,763 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-15 06:09:06,764 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-15 06:09:06,764 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-15 06:09:06,764 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-15 06:09:06,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 79 states, 74 states have (on average 1.0135135135135136) internal successors, (75), 74 states have internal predecessors, (75), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:09:06,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 79 transitions. [2022-04-15 06:09:06,764 INFO L78 Accepts]: Start accepts. Automaton has 79 states and 79 transitions. Word has length 77 [2022-04-15 06:09:06,764 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-15 06:09:06,764 INFO L478 AbstractCegarLoop]: Abstraction has 79 states and 79 transitions. [2022-04-15 06:09:06,765 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 70 states, 70 states have (on average 1.042857142857143) internal successors, (73), 69 states have internal predecessors, (73), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:09:06,765 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 79 states and 79 transitions. [2022-04-15 06:09:07,005 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 79 edges. 79 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 06:09:07,006 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 79 transitions. [2022-04-15 06:09:07,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-04-15 06:09:07,006 INFO L491 BasicCegarLoop]: Found error trace [2022-04-15 06:09:07,006 INFO L499 BasicCegarLoop]: trace histogram [67, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-15 06:09:07,017 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (67)] Forceful destruction successful, exit code 0 [2022-04-15 06:09:07,214 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable132,67 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable133 [2022-04-15 06:09:07,214 INFO L403 AbstractCegarLoop]: === Iteration 69 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-15 06:09:07,215 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-15 06:09:07,215 INFO L85 PathProgramCache]: Analyzing trace with hash 721467190, now seen corresponding path program 133 times [2022-04-15 06:09:07,215 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-15 06:09:07,215 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [588234400] [2022-04-15 06:09:11,110 WARN L977 rdanLoopAcceleration]: Unable to prove correctness of quantifier elimination. [2022-04-15 06:09:11,257 INFO L89 AcceleratorJordan]: Jordan loop acceleration statistics: 1 HavocedVariables, 2 AssignedVariables, 0 ReadonlyVariables, Eigenvalues: {0={1=1}, 1={2=1}}, 1 SequentialAcceleration, 0 AlternatingAcceleration, 1 QuantifierFreeResult [2022-04-15 06:09:11,258 INFO L271 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2022-04-15 06:09:11,260 INFO L85 PathProgramCache]: Analyzing trace with hash 2033644919, now seen corresponding path program 1 times [2022-04-15 06:09:11,260 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-15 06:09:11,260 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1125033074] [2022-04-15 06:09:11,260 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-15 06:09:11,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-15 06:09:11,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-15 06:09:11,265 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-04-15 06:09:11,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-15 06:09:11,267 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-04-15 06:09:11,267 INFO L85 PathProgramCache]: Analyzing trace with hash 721467190, now seen corresponding path program 134 times [2022-04-15 06:09:11,267 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-15 06:09:11,268 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1780695576] [2022-04-15 06:09:11,268 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-15 06:09:11,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-15 06:09:11,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 06:09:13,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-15 06:09:13,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 06:09:13,625 INFO L290 TraceCheckUtils]: 0: Hoare triple {46507#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {46434#true} is VALID [2022-04-15 06:09:13,625 INFO L290 TraceCheckUtils]: 1: Hoare triple {46434#true} assume true; {46434#true} is VALID [2022-04-15 06:09:13,625 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {46434#true} {46434#true} #34#return; {46434#true} is VALID [2022-04-15 06:09:13,625 INFO L272 TraceCheckUtils]: 0: Hoare triple {46434#true} call ULTIMATE.init(); {46507#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} is VALID [2022-04-15 06:09:13,625 INFO L290 TraceCheckUtils]: 1: Hoare triple {46507#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {46434#true} is VALID [2022-04-15 06:09:13,626 INFO L290 TraceCheckUtils]: 2: Hoare triple {46434#true} assume true; {46434#true} is VALID [2022-04-15 06:09:13,626 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {46434#true} {46434#true} #34#return; {46434#true} is VALID [2022-04-15 06:09:13,626 INFO L272 TraceCheckUtils]: 4: Hoare triple {46434#true} call #t~ret5 := main(); {46434#true} is VALID [2022-04-15 06:09:13,626 INFO L290 TraceCheckUtils]: 5: Hoare triple {46434#true} ~x~0 := 1;~y~0 := 0; {46439#(= main_~y~0 0)} is VALID [2022-04-15 06:09:13,626 INFO L290 TraceCheckUtils]: 6: Hoare triple {46439#(= main_~y~0 0)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46440#(and (<= 1 main_~y~0) (<= main_~y~0 1))} is VALID [2022-04-15 06:09:13,627 INFO L290 TraceCheckUtils]: 7: Hoare triple {46440#(and (<= 1 main_~y~0) (<= main_~y~0 1))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46441#(and (<= 2 main_~y~0) (<= main_~y~0 2))} is VALID [2022-04-15 06:09:13,627 INFO L290 TraceCheckUtils]: 8: Hoare triple {46441#(and (<= 2 main_~y~0) (<= main_~y~0 2))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46442#(and (<= main_~y~0 3) (<= 3 main_~y~0))} is VALID [2022-04-15 06:09:13,628 INFO L290 TraceCheckUtils]: 9: Hoare triple {46442#(and (<= main_~y~0 3) (<= 3 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46443#(and (<= main_~y~0 4) (<= 4 main_~y~0))} is VALID [2022-04-15 06:09:13,629 INFO L290 TraceCheckUtils]: 10: Hoare triple {46443#(and (<= main_~y~0 4) (<= 4 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46444#(and (<= 5 main_~y~0) (<= main_~y~0 5))} is VALID [2022-04-15 06:09:13,629 INFO L290 TraceCheckUtils]: 11: Hoare triple {46444#(and (<= 5 main_~y~0) (<= main_~y~0 5))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46445#(and (<= main_~y~0 6) (<= 6 main_~y~0))} is VALID [2022-04-15 06:09:13,630 INFO L290 TraceCheckUtils]: 12: Hoare triple {46445#(and (<= main_~y~0 6) (<= 6 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46446#(and (<= 7 main_~y~0) (<= main_~y~0 7))} is VALID [2022-04-15 06:09:13,630 INFO L290 TraceCheckUtils]: 13: Hoare triple {46446#(and (<= 7 main_~y~0) (<= main_~y~0 7))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46447#(and (<= main_~y~0 8) (<= 8 main_~y~0))} is VALID [2022-04-15 06:09:13,631 INFO L290 TraceCheckUtils]: 14: Hoare triple {46447#(and (<= main_~y~0 8) (<= 8 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46448#(and (<= 9 main_~y~0) (<= main_~y~0 9))} is VALID [2022-04-15 06:09:13,631 INFO L290 TraceCheckUtils]: 15: Hoare triple {46448#(and (<= 9 main_~y~0) (<= main_~y~0 9))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46449#(and (<= main_~y~0 10) (<= 10 main_~y~0))} is VALID [2022-04-15 06:09:13,632 INFO L290 TraceCheckUtils]: 16: Hoare triple {46449#(and (<= main_~y~0 10) (<= 10 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46450#(and (<= main_~y~0 11) (<= 11 main_~y~0))} is VALID [2022-04-15 06:09:13,632 INFO L290 TraceCheckUtils]: 17: Hoare triple {46450#(and (<= main_~y~0 11) (<= 11 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46451#(and (<= 12 main_~y~0) (<= main_~y~0 12))} is VALID [2022-04-15 06:09:13,633 INFO L290 TraceCheckUtils]: 18: Hoare triple {46451#(and (<= 12 main_~y~0) (<= main_~y~0 12))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46452#(and (<= main_~y~0 13) (<= 13 main_~y~0))} is VALID [2022-04-15 06:09:13,633 INFO L290 TraceCheckUtils]: 19: Hoare triple {46452#(and (<= main_~y~0 13) (<= 13 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46453#(and (<= 14 main_~y~0) (<= main_~y~0 14))} is VALID [2022-04-15 06:09:13,634 INFO L290 TraceCheckUtils]: 20: Hoare triple {46453#(and (<= 14 main_~y~0) (<= main_~y~0 14))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46454#(and (<= main_~y~0 15) (<= 15 main_~y~0))} is VALID [2022-04-15 06:09:13,634 INFO L290 TraceCheckUtils]: 21: Hoare triple {46454#(and (<= main_~y~0 15) (<= 15 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46455#(and (<= 16 main_~y~0) (<= main_~y~0 16))} is VALID [2022-04-15 06:09:13,635 INFO L290 TraceCheckUtils]: 22: Hoare triple {46455#(and (<= 16 main_~y~0) (<= main_~y~0 16))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46456#(and (<= main_~y~0 17) (<= 17 main_~y~0))} is VALID [2022-04-15 06:09:13,635 INFO L290 TraceCheckUtils]: 23: Hoare triple {46456#(and (<= main_~y~0 17) (<= 17 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46457#(and (<= 18 main_~y~0) (<= main_~y~0 18))} is VALID [2022-04-15 06:09:13,636 INFO L290 TraceCheckUtils]: 24: Hoare triple {46457#(and (<= 18 main_~y~0) (<= main_~y~0 18))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46458#(and (<= 19 main_~y~0) (<= main_~y~0 19))} is VALID [2022-04-15 06:09:13,637 INFO L290 TraceCheckUtils]: 25: Hoare triple {46458#(and (<= 19 main_~y~0) (<= main_~y~0 19))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46459#(and (<= 20 main_~y~0) (<= main_~y~0 20))} is VALID [2022-04-15 06:09:13,637 INFO L290 TraceCheckUtils]: 26: Hoare triple {46459#(and (<= 20 main_~y~0) (<= main_~y~0 20))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46460#(and (<= main_~y~0 21) (<= 21 main_~y~0))} is VALID [2022-04-15 06:09:13,638 INFO L290 TraceCheckUtils]: 27: Hoare triple {46460#(and (<= main_~y~0 21) (<= 21 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46461#(and (<= main_~y~0 22) (<= 22 main_~y~0))} is VALID [2022-04-15 06:09:13,638 INFO L290 TraceCheckUtils]: 28: Hoare triple {46461#(and (<= main_~y~0 22) (<= 22 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46462#(and (<= main_~y~0 23) (<= 23 main_~y~0))} is VALID [2022-04-15 06:09:13,639 INFO L290 TraceCheckUtils]: 29: Hoare triple {46462#(and (<= main_~y~0 23) (<= 23 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46463#(and (<= 24 main_~y~0) (<= main_~y~0 24))} is VALID [2022-04-15 06:09:13,639 INFO L290 TraceCheckUtils]: 30: Hoare triple {46463#(and (<= 24 main_~y~0) (<= main_~y~0 24))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46464#(and (<= 25 main_~y~0) (<= main_~y~0 25))} is VALID [2022-04-15 06:09:13,640 INFO L290 TraceCheckUtils]: 31: Hoare triple {46464#(and (<= 25 main_~y~0) (<= main_~y~0 25))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46465#(and (<= main_~y~0 26) (<= 26 main_~y~0))} is VALID [2022-04-15 06:09:13,640 INFO L290 TraceCheckUtils]: 32: Hoare triple {46465#(and (<= main_~y~0 26) (<= 26 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46466#(and (<= main_~y~0 27) (<= 27 main_~y~0))} is VALID [2022-04-15 06:09:13,641 INFO L290 TraceCheckUtils]: 33: Hoare triple {46466#(and (<= main_~y~0 27) (<= 27 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46467#(and (<= main_~y~0 28) (<= 28 main_~y~0))} is VALID [2022-04-15 06:09:13,641 INFO L290 TraceCheckUtils]: 34: Hoare triple {46467#(and (<= main_~y~0 28) (<= 28 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46468#(and (<= 29 main_~y~0) (<= main_~y~0 29))} is VALID [2022-04-15 06:09:13,642 INFO L290 TraceCheckUtils]: 35: Hoare triple {46468#(and (<= 29 main_~y~0) (<= main_~y~0 29))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46469#(and (<= main_~y~0 30) (<= 30 main_~y~0))} is VALID [2022-04-15 06:09:13,642 INFO L290 TraceCheckUtils]: 36: Hoare triple {46469#(and (<= main_~y~0 30) (<= 30 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46470#(and (<= main_~y~0 31) (<= 31 main_~y~0))} is VALID [2022-04-15 06:09:13,643 INFO L290 TraceCheckUtils]: 37: Hoare triple {46470#(and (<= main_~y~0 31) (<= 31 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46471#(and (<= main_~y~0 32) (<= 32 main_~y~0))} is VALID [2022-04-15 06:09:13,643 INFO L290 TraceCheckUtils]: 38: Hoare triple {46471#(and (<= main_~y~0 32) (<= 32 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46472#(and (<= 33 main_~y~0) (<= main_~y~0 33))} is VALID [2022-04-15 06:09:13,644 INFO L290 TraceCheckUtils]: 39: Hoare triple {46472#(and (<= 33 main_~y~0) (<= main_~y~0 33))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46473#(and (<= main_~y~0 34) (<= 34 main_~y~0))} is VALID [2022-04-15 06:09:13,644 INFO L290 TraceCheckUtils]: 40: Hoare triple {46473#(and (<= main_~y~0 34) (<= 34 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46474#(and (<= 35 main_~y~0) (<= main_~y~0 35))} is VALID [2022-04-15 06:09:13,645 INFO L290 TraceCheckUtils]: 41: Hoare triple {46474#(and (<= 35 main_~y~0) (<= main_~y~0 35))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46475#(and (<= 36 main_~y~0) (<= main_~y~0 36))} is VALID [2022-04-15 06:09:13,645 INFO L290 TraceCheckUtils]: 42: Hoare triple {46475#(and (<= 36 main_~y~0) (<= main_~y~0 36))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46476#(and (<= main_~y~0 37) (<= 37 main_~y~0))} is VALID [2022-04-15 06:09:13,646 INFO L290 TraceCheckUtils]: 43: Hoare triple {46476#(and (<= main_~y~0 37) (<= 37 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46477#(and (<= 38 main_~y~0) (<= main_~y~0 38))} is VALID [2022-04-15 06:09:13,647 INFO L290 TraceCheckUtils]: 44: Hoare triple {46477#(and (<= 38 main_~y~0) (<= main_~y~0 38))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46478#(and (<= 39 main_~y~0) (<= main_~y~0 39))} is VALID [2022-04-15 06:09:13,647 INFO L290 TraceCheckUtils]: 45: Hoare triple {46478#(and (<= 39 main_~y~0) (<= main_~y~0 39))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46479#(and (<= 40 main_~y~0) (<= main_~y~0 40))} is VALID [2022-04-15 06:09:13,648 INFO L290 TraceCheckUtils]: 46: Hoare triple {46479#(and (<= 40 main_~y~0) (<= main_~y~0 40))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46480#(and (<= 41 main_~y~0) (<= main_~y~0 41))} is VALID [2022-04-15 06:09:13,648 INFO L290 TraceCheckUtils]: 47: Hoare triple {46480#(and (<= 41 main_~y~0) (<= main_~y~0 41))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46481#(and (<= main_~y~0 42) (<= 42 main_~y~0))} is VALID [2022-04-15 06:09:13,649 INFO L290 TraceCheckUtils]: 48: Hoare triple {46481#(and (<= main_~y~0 42) (<= 42 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46482#(and (<= 43 main_~y~0) (<= main_~y~0 43))} is VALID [2022-04-15 06:09:13,649 INFO L290 TraceCheckUtils]: 49: Hoare triple {46482#(and (<= 43 main_~y~0) (<= main_~y~0 43))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46483#(and (<= main_~y~0 44) (<= 44 main_~y~0))} is VALID [2022-04-15 06:09:13,650 INFO L290 TraceCheckUtils]: 50: Hoare triple {46483#(and (<= main_~y~0 44) (<= 44 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46484#(and (<= main_~y~0 45) (<= 45 main_~y~0))} is VALID [2022-04-15 06:09:13,650 INFO L290 TraceCheckUtils]: 51: Hoare triple {46484#(and (<= main_~y~0 45) (<= 45 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46485#(and (<= main_~y~0 46) (<= 46 main_~y~0))} is VALID [2022-04-15 06:09:13,651 INFO L290 TraceCheckUtils]: 52: Hoare triple {46485#(and (<= main_~y~0 46) (<= 46 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46486#(and (<= main_~y~0 47) (<= 47 main_~y~0))} is VALID [2022-04-15 06:09:13,651 INFO L290 TraceCheckUtils]: 53: Hoare triple {46486#(and (<= main_~y~0 47) (<= 47 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46487#(and (<= 48 main_~y~0) (<= main_~y~0 48))} is VALID [2022-04-15 06:09:13,652 INFO L290 TraceCheckUtils]: 54: Hoare triple {46487#(and (<= 48 main_~y~0) (<= main_~y~0 48))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46488#(and (<= 49 main_~y~0) (<= main_~y~0 49))} is VALID [2022-04-15 06:09:13,652 INFO L290 TraceCheckUtils]: 55: Hoare triple {46488#(and (<= 49 main_~y~0) (<= main_~y~0 49))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46489#(and (<= 50 main_~y~0) (<= main_~y~0 50))} is VALID [2022-04-15 06:09:13,653 INFO L290 TraceCheckUtils]: 56: Hoare triple {46489#(and (<= 50 main_~y~0) (<= main_~y~0 50))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46490#(and (<= 51 main_~y~0) (<= main_~y~0 51))} is VALID [2022-04-15 06:09:13,653 INFO L290 TraceCheckUtils]: 57: Hoare triple {46490#(and (<= 51 main_~y~0) (<= main_~y~0 51))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46491#(and (<= main_~y~0 52) (<= 52 main_~y~0))} is VALID [2022-04-15 06:09:13,654 INFO L290 TraceCheckUtils]: 58: Hoare triple {46491#(and (<= main_~y~0 52) (<= 52 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46492#(and (<= main_~y~0 53) (<= 53 main_~y~0))} is VALID [2022-04-15 06:09:13,655 INFO L290 TraceCheckUtils]: 59: Hoare triple {46492#(and (<= main_~y~0 53) (<= 53 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46493#(and (<= 54 main_~y~0) (<= main_~y~0 54))} is VALID [2022-04-15 06:09:13,655 INFO L290 TraceCheckUtils]: 60: Hoare triple {46493#(and (<= 54 main_~y~0) (<= main_~y~0 54))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46494#(and (<= 55 main_~y~0) (<= main_~y~0 55))} is VALID [2022-04-15 06:09:13,656 INFO L290 TraceCheckUtils]: 61: Hoare triple {46494#(and (<= 55 main_~y~0) (<= main_~y~0 55))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46495#(and (<= main_~y~0 56) (<= 56 main_~y~0))} is VALID [2022-04-15 06:09:13,656 INFO L290 TraceCheckUtils]: 62: Hoare triple {46495#(and (<= main_~y~0 56) (<= 56 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46496#(and (<= main_~y~0 57) (<= 57 main_~y~0))} is VALID [2022-04-15 06:09:13,657 INFO L290 TraceCheckUtils]: 63: Hoare triple {46496#(and (<= main_~y~0 57) (<= 57 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46497#(and (<= 58 main_~y~0) (<= main_~y~0 58))} is VALID [2022-04-15 06:09:13,657 INFO L290 TraceCheckUtils]: 64: Hoare triple {46497#(and (<= 58 main_~y~0) (<= main_~y~0 58))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46498#(and (<= main_~y~0 59) (<= 59 main_~y~0))} is VALID [2022-04-15 06:09:13,658 INFO L290 TraceCheckUtils]: 65: Hoare triple {46498#(and (<= main_~y~0 59) (<= 59 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46499#(and (<= 60 main_~y~0) (<= main_~y~0 60))} is VALID [2022-04-15 06:09:13,658 INFO L290 TraceCheckUtils]: 66: Hoare triple {46499#(and (<= 60 main_~y~0) (<= main_~y~0 60))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46500#(and (<= main_~y~0 61) (<= 61 main_~y~0))} is VALID [2022-04-15 06:09:13,659 INFO L290 TraceCheckUtils]: 67: Hoare triple {46500#(and (<= main_~y~0 61) (<= 61 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46501#(and (<= main_~y~0 62) (<= 62 main_~y~0))} is VALID [2022-04-15 06:09:13,659 INFO L290 TraceCheckUtils]: 68: Hoare triple {46501#(and (<= main_~y~0 62) (<= 62 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46502#(and (<= 63 main_~y~0) (<= main_~y~0 63))} is VALID [2022-04-15 06:09:13,660 INFO L290 TraceCheckUtils]: 69: Hoare triple {46502#(and (<= 63 main_~y~0) (<= main_~y~0 63))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46503#(and (<= 64 main_~y~0) (<= main_~y~0 64))} is VALID [2022-04-15 06:09:13,660 INFO L290 TraceCheckUtils]: 70: Hoare triple {46503#(and (<= 64 main_~y~0) (<= main_~y~0 64))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46504#(and (<= 65 main_~y~0) (<= main_~y~0 65))} is VALID [2022-04-15 06:09:13,661 INFO L290 TraceCheckUtils]: 71: Hoare triple {46504#(and (<= 65 main_~y~0) (<= main_~y~0 65))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46505#(and (<= 66 main_~y~0) (<= main_~y~0 66))} is VALID [2022-04-15 06:09:13,661 INFO L290 TraceCheckUtils]: 72: Hoare triple {46505#(and (<= 66 main_~y~0) (<= main_~y~0 66))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46506#(and (<= main_~y~0 67) (not (<= (+ (div main_~y~0 4294967296) 1) 0)))} is VALID [2022-04-15 06:09:13,662 INFO L290 TraceCheckUtils]: 73: Hoare triple {46506#(and (<= main_~y~0 67) (not (<= (+ (div main_~y~0 4294967296) 1) 0)))} assume !(~y~0 % 4294967296 < 1024); {46435#false} is VALID [2022-04-15 06:09:13,662 INFO L272 TraceCheckUtils]: 74: Hoare triple {46435#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {46435#false} is VALID [2022-04-15 06:09:13,662 INFO L290 TraceCheckUtils]: 75: Hoare triple {46435#false} ~cond := #in~cond; {46435#false} is VALID [2022-04-15 06:09:13,662 INFO L290 TraceCheckUtils]: 76: Hoare triple {46435#false} assume 0 == ~cond; {46435#false} is VALID [2022-04-15 06:09:13,662 INFO L290 TraceCheckUtils]: 77: Hoare triple {46435#false} assume !false; {46435#false} is VALID [2022-04-15 06:09:13,663 INFO L134 CoverageAnalysis]: Checked inductivity of 2278 backedges. 0 proven. 2278 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 06:09:13,664 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-15 06:09:13,664 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1780695576] [2022-04-15 06:09:13,664 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1780695576] provided 0 perfect and 1 imperfect interpolant sequences [2022-04-15 06:09:13,664 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [258555834] [2022-04-15 06:09:13,664 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-04-15 06:09:13,664 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-15 06:09:13,664 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-15 06:09:13,665 INFO L229 MonitoredProcess]: Starting monitored process 68 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-04-15 06:09:13,667 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (68)] Waiting until timeout for monitored process [2022-04-15 06:09:13,817 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-04-15 06:09:13,818 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-15 06:09:13,820 INFO L263 TraceCheckSpWp]: Trace formula consists of 388 conjuncts, 137 conjunts are in the unsatisfiable core [2022-04-15 06:09:13,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 06:09:13,883 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-15 06:09:14,704 INFO L272 TraceCheckUtils]: 0: Hoare triple {46434#true} call ULTIMATE.init(); {46434#true} is VALID [2022-04-15 06:09:14,704 INFO L290 TraceCheckUtils]: 1: Hoare triple {46434#true} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {46434#true} is VALID [2022-04-15 06:09:14,704 INFO L290 TraceCheckUtils]: 2: Hoare triple {46434#true} assume true; {46434#true} is VALID [2022-04-15 06:09:14,704 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {46434#true} {46434#true} #34#return; {46434#true} is VALID [2022-04-15 06:09:14,704 INFO L272 TraceCheckUtils]: 4: Hoare triple {46434#true} call #t~ret5 := main(); {46434#true} is VALID [2022-04-15 06:09:14,705 INFO L290 TraceCheckUtils]: 5: Hoare triple {46434#true} ~x~0 := 1;~y~0 := 0; {46439#(= main_~y~0 0)} is VALID [2022-04-15 06:09:14,705 INFO L290 TraceCheckUtils]: 6: Hoare triple {46439#(= main_~y~0 0)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46440#(and (<= 1 main_~y~0) (<= main_~y~0 1))} is VALID [2022-04-15 06:09:14,706 INFO L290 TraceCheckUtils]: 7: Hoare triple {46440#(and (<= 1 main_~y~0) (<= main_~y~0 1))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46441#(and (<= 2 main_~y~0) (<= main_~y~0 2))} is VALID [2022-04-15 06:09:14,706 INFO L290 TraceCheckUtils]: 8: Hoare triple {46441#(and (<= 2 main_~y~0) (<= main_~y~0 2))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46442#(and (<= main_~y~0 3) (<= 3 main_~y~0))} is VALID [2022-04-15 06:09:14,707 INFO L290 TraceCheckUtils]: 9: Hoare triple {46442#(and (<= main_~y~0 3) (<= 3 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46443#(and (<= main_~y~0 4) (<= 4 main_~y~0))} is VALID [2022-04-15 06:09:14,707 INFO L290 TraceCheckUtils]: 10: Hoare triple {46443#(and (<= main_~y~0 4) (<= 4 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46444#(and (<= 5 main_~y~0) (<= main_~y~0 5))} is VALID [2022-04-15 06:09:14,708 INFO L290 TraceCheckUtils]: 11: Hoare triple {46444#(and (<= 5 main_~y~0) (<= main_~y~0 5))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46445#(and (<= main_~y~0 6) (<= 6 main_~y~0))} is VALID [2022-04-15 06:09:14,708 INFO L290 TraceCheckUtils]: 12: Hoare triple {46445#(and (<= main_~y~0 6) (<= 6 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46446#(and (<= 7 main_~y~0) (<= main_~y~0 7))} is VALID [2022-04-15 06:09:14,709 INFO L290 TraceCheckUtils]: 13: Hoare triple {46446#(and (<= 7 main_~y~0) (<= main_~y~0 7))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46447#(and (<= main_~y~0 8) (<= 8 main_~y~0))} is VALID [2022-04-15 06:09:14,709 INFO L290 TraceCheckUtils]: 14: Hoare triple {46447#(and (<= main_~y~0 8) (<= 8 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46448#(and (<= 9 main_~y~0) (<= main_~y~0 9))} is VALID [2022-04-15 06:09:14,710 INFO L290 TraceCheckUtils]: 15: Hoare triple {46448#(and (<= 9 main_~y~0) (<= main_~y~0 9))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46449#(and (<= main_~y~0 10) (<= 10 main_~y~0))} is VALID [2022-04-15 06:09:14,710 INFO L290 TraceCheckUtils]: 16: Hoare triple {46449#(and (<= main_~y~0 10) (<= 10 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46450#(and (<= main_~y~0 11) (<= 11 main_~y~0))} is VALID [2022-04-15 06:09:14,711 INFO L290 TraceCheckUtils]: 17: Hoare triple {46450#(and (<= main_~y~0 11) (<= 11 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46451#(and (<= 12 main_~y~0) (<= main_~y~0 12))} is VALID [2022-04-15 06:09:14,711 INFO L290 TraceCheckUtils]: 18: Hoare triple {46451#(and (<= 12 main_~y~0) (<= main_~y~0 12))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46452#(and (<= main_~y~0 13) (<= 13 main_~y~0))} is VALID [2022-04-15 06:09:14,712 INFO L290 TraceCheckUtils]: 19: Hoare triple {46452#(and (<= main_~y~0 13) (<= 13 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46453#(and (<= 14 main_~y~0) (<= main_~y~0 14))} is VALID [2022-04-15 06:09:14,712 INFO L290 TraceCheckUtils]: 20: Hoare triple {46453#(and (<= 14 main_~y~0) (<= main_~y~0 14))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46454#(and (<= main_~y~0 15) (<= 15 main_~y~0))} is VALID [2022-04-15 06:09:14,713 INFO L290 TraceCheckUtils]: 21: Hoare triple {46454#(and (<= main_~y~0 15) (<= 15 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46455#(and (<= 16 main_~y~0) (<= main_~y~0 16))} is VALID [2022-04-15 06:09:14,713 INFO L290 TraceCheckUtils]: 22: Hoare triple {46455#(and (<= 16 main_~y~0) (<= main_~y~0 16))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46456#(and (<= main_~y~0 17) (<= 17 main_~y~0))} is VALID [2022-04-15 06:09:14,714 INFO L290 TraceCheckUtils]: 23: Hoare triple {46456#(and (<= main_~y~0 17) (<= 17 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46457#(and (<= 18 main_~y~0) (<= main_~y~0 18))} is VALID [2022-04-15 06:09:14,714 INFO L290 TraceCheckUtils]: 24: Hoare triple {46457#(and (<= 18 main_~y~0) (<= main_~y~0 18))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46458#(and (<= 19 main_~y~0) (<= main_~y~0 19))} is VALID [2022-04-15 06:09:14,715 INFO L290 TraceCheckUtils]: 25: Hoare triple {46458#(and (<= 19 main_~y~0) (<= main_~y~0 19))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46459#(and (<= 20 main_~y~0) (<= main_~y~0 20))} is VALID [2022-04-15 06:09:14,716 INFO L290 TraceCheckUtils]: 26: Hoare triple {46459#(and (<= 20 main_~y~0) (<= main_~y~0 20))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46460#(and (<= main_~y~0 21) (<= 21 main_~y~0))} is VALID [2022-04-15 06:09:14,716 INFO L290 TraceCheckUtils]: 27: Hoare triple {46460#(and (<= main_~y~0 21) (<= 21 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46461#(and (<= main_~y~0 22) (<= 22 main_~y~0))} is VALID [2022-04-15 06:09:14,717 INFO L290 TraceCheckUtils]: 28: Hoare triple {46461#(and (<= main_~y~0 22) (<= 22 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46462#(and (<= main_~y~0 23) (<= 23 main_~y~0))} is VALID [2022-04-15 06:09:14,717 INFO L290 TraceCheckUtils]: 29: Hoare triple {46462#(and (<= main_~y~0 23) (<= 23 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46463#(and (<= 24 main_~y~0) (<= main_~y~0 24))} is VALID [2022-04-15 06:09:14,718 INFO L290 TraceCheckUtils]: 30: Hoare triple {46463#(and (<= 24 main_~y~0) (<= main_~y~0 24))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46464#(and (<= 25 main_~y~0) (<= main_~y~0 25))} is VALID [2022-04-15 06:09:14,718 INFO L290 TraceCheckUtils]: 31: Hoare triple {46464#(and (<= 25 main_~y~0) (<= main_~y~0 25))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46465#(and (<= main_~y~0 26) (<= 26 main_~y~0))} is VALID [2022-04-15 06:09:14,719 INFO L290 TraceCheckUtils]: 32: Hoare triple {46465#(and (<= main_~y~0 26) (<= 26 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46466#(and (<= main_~y~0 27) (<= 27 main_~y~0))} is VALID [2022-04-15 06:09:14,719 INFO L290 TraceCheckUtils]: 33: Hoare triple {46466#(and (<= main_~y~0 27) (<= 27 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46467#(and (<= main_~y~0 28) (<= 28 main_~y~0))} is VALID [2022-04-15 06:09:14,720 INFO L290 TraceCheckUtils]: 34: Hoare triple {46467#(and (<= main_~y~0 28) (<= 28 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46468#(and (<= 29 main_~y~0) (<= main_~y~0 29))} is VALID [2022-04-15 06:09:14,720 INFO L290 TraceCheckUtils]: 35: Hoare triple {46468#(and (<= 29 main_~y~0) (<= main_~y~0 29))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46469#(and (<= main_~y~0 30) (<= 30 main_~y~0))} is VALID [2022-04-15 06:09:14,721 INFO L290 TraceCheckUtils]: 36: Hoare triple {46469#(and (<= main_~y~0 30) (<= 30 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46470#(and (<= main_~y~0 31) (<= 31 main_~y~0))} is VALID [2022-04-15 06:09:14,721 INFO L290 TraceCheckUtils]: 37: Hoare triple {46470#(and (<= main_~y~0 31) (<= 31 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46471#(and (<= main_~y~0 32) (<= 32 main_~y~0))} is VALID [2022-04-15 06:09:14,722 INFO L290 TraceCheckUtils]: 38: Hoare triple {46471#(and (<= main_~y~0 32) (<= 32 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46472#(and (<= 33 main_~y~0) (<= main_~y~0 33))} is VALID [2022-04-15 06:09:14,722 INFO L290 TraceCheckUtils]: 39: Hoare triple {46472#(and (<= 33 main_~y~0) (<= main_~y~0 33))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46473#(and (<= main_~y~0 34) (<= 34 main_~y~0))} is VALID [2022-04-15 06:09:14,723 INFO L290 TraceCheckUtils]: 40: Hoare triple {46473#(and (<= main_~y~0 34) (<= 34 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46474#(and (<= 35 main_~y~0) (<= main_~y~0 35))} is VALID [2022-04-15 06:09:14,723 INFO L290 TraceCheckUtils]: 41: Hoare triple {46474#(and (<= 35 main_~y~0) (<= main_~y~0 35))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46475#(and (<= 36 main_~y~0) (<= main_~y~0 36))} is VALID [2022-04-15 06:09:14,724 INFO L290 TraceCheckUtils]: 42: Hoare triple {46475#(and (<= 36 main_~y~0) (<= main_~y~0 36))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46476#(and (<= main_~y~0 37) (<= 37 main_~y~0))} is VALID [2022-04-15 06:09:14,724 INFO L290 TraceCheckUtils]: 43: Hoare triple {46476#(and (<= main_~y~0 37) (<= 37 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46477#(and (<= 38 main_~y~0) (<= main_~y~0 38))} is VALID [2022-04-15 06:09:14,725 INFO L290 TraceCheckUtils]: 44: Hoare triple {46477#(and (<= 38 main_~y~0) (<= main_~y~0 38))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46478#(and (<= 39 main_~y~0) (<= main_~y~0 39))} is VALID [2022-04-15 06:09:14,725 INFO L290 TraceCheckUtils]: 45: Hoare triple {46478#(and (<= 39 main_~y~0) (<= main_~y~0 39))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46479#(and (<= 40 main_~y~0) (<= main_~y~0 40))} is VALID [2022-04-15 06:09:14,726 INFO L290 TraceCheckUtils]: 46: Hoare triple {46479#(and (<= 40 main_~y~0) (<= main_~y~0 40))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46480#(and (<= 41 main_~y~0) (<= main_~y~0 41))} is VALID [2022-04-15 06:09:14,726 INFO L290 TraceCheckUtils]: 47: Hoare triple {46480#(and (<= 41 main_~y~0) (<= main_~y~0 41))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46481#(and (<= main_~y~0 42) (<= 42 main_~y~0))} is VALID [2022-04-15 06:09:14,727 INFO L290 TraceCheckUtils]: 48: Hoare triple {46481#(and (<= main_~y~0 42) (<= 42 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46482#(and (<= 43 main_~y~0) (<= main_~y~0 43))} is VALID [2022-04-15 06:09:14,727 INFO L290 TraceCheckUtils]: 49: Hoare triple {46482#(and (<= 43 main_~y~0) (<= main_~y~0 43))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46483#(and (<= main_~y~0 44) (<= 44 main_~y~0))} is VALID [2022-04-15 06:09:14,728 INFO L290 TraceCheckUtils]: 50: Hoare triple {46483#(and (<= main_~y~0 44) (<= 44 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46484#(and (<= main_~y~0 45) (<= 45 main_~y~0))} is VALID [2022-04-15 06:09:14,728 INFO L290 TraceCheckUtils]: 51: Hoare triple {46484#(and (<= main_~y~0 45) (<= 45 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46485#(and (<= main_~y~0 46) (<= 46 main_~y~0))} is VALID [2022-04-15 06:09:14,729 INFO L290 TraceCheckUtils]: 52: Hoare triple {46485#(and (<= main_~y~0 46) (<= 46 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46486#(and (<= main_~y~0 47) (<= 47 main_~y~0))} is VALID [2022-04-15 06:09:14,729 INFO L290 TraceCheckUtils]: 53: Hoare triple {46486#(and (<= main_~y~0 47) (<= 47 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46487#(and (<= 48 main_~y~0) (<= main_~y~0 48))} is VALID [2022-04-15 06:09:14,730 INFO L290 TraceCheckUtils]: 54: Hoare triple {46487#(and (<= 48 main_~y~0) (<= main_~y~0 48))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46488#(and (<= 49 main_~y~0) (<= main_~y~0 49))} is VALID [2022-04-15 06:09:14,731 INFO L290 TraceCheckUtils]: 55: Hoare triple {46488#(and (<= 49 main_~y~0) (<= main_~y~0 49))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46489#(and (<= 50 main_~y~0) (<= main_~y~0 50))} is VALID [2022-04-15 06:09:14,731 INFO L290 TraceCheckUtils]: 56: Hoare triple {46489#(and (<= 50 main_~y~0) (<= main_~y~0 50))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46490#(and (<= 51 main_~y~0) (<= main_~y~0 51))} is VALID [2022-04-15 06:09:14,732 INFO L290 TraceCheckUtils]: 57: Hoare triple {46490#(and (<= 51 main_~y~0) (<= main_~y~0 51))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46491#(and (<= main_~y~0 52) (<= 52 main_~y~0))} is VALID [2022-04-15 06:09:14,732 INFO L290 TraceCheckUtils]: 58: Hoare triple {46491#(and (<= main_~y~0 52) (<= 52 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46492#(and (<= main_~y~0 53) (<= 53 main_~y~0))} is VALID [2022-04-15 06:09:14,733 INFO L290 TraceCheckUtils]: 59: Hoare triple {46492#(and (<= main_~y~0 53) (<= 53 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46493#(and (<= 54 main_~y~0) (<= main_~y~0 54))} is VALID [2022-04-15 06:09:14,733 INFO L290 TraceCheckUtils]: 60: Hoare triple {46493#(and (<= 54 main_~y~0) (<= main_~y~0 54))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46494#(and (<= 55 main_~y~0) (<= main_~y~0 55))} is VALID [2022-04-15 06:09:14,734 INFO L290 TraceCheckUtils]: 61: Hoare triple {46494#(and (<= 55 main_~y~0) (<= main_~y~0 55))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46495#(and (<= main_~y~0 56) (<= 56 main_~y~0))} is VALID [2022-04-15 06:09:14,734 INFO L290 TraceCheckUtils]: 62: Hoare triple {46495#(and (<= main_~y~0 56) (<= 56 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46496#(and (<= main_~y~0 57) (<= 57 main_~y~0))} is VALID [2022-04-15 06:09:14,735 INFO L290 TraceCheckUtils]: 63: Hoare triple {46496#(and (<= main_~y~0 57) (<= 57 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46497#(and (<= 58 main_~y~0) (<= main_~y~0 58))} is VALID [2022-04-15 06:09:14,735 INFO L290 TraceCheckUtils]: 64: Hoare triple {46497#(and (<= 58 main_~y~0) (<= main_~y~0 58))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46498#(and (<= main_~y~0 59) (<= 59 main_~y~0))} is VALID [2022-04-15 06:09:14,736 INFO L290 TraceCheckUtils]: 65: Hoare triple {46498#(and (<= main_~y~0 59) (<= 59 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46499#(and (<= 60 main_~y~0) (<= main_~y~0 60))} is VALID [2022-04-15 06:09:14,736 INFO L290 TraceCheckUtils]: 66: Hoare triple {46499#(and (<= 60 main_~y~0) (<= main_~y~0 60))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46500#(and (<= main_~y~0 61) (<= 61 main_~y~0))} is VALID [2022-04-15 06:09:14,737 INFO L290 TraceCheckUtils]: 67: Hoare triple {46500#(and (<= main_~y~0 61) (<= 61 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46501#(and (<= main_~y~0 62) (<= 62 main_~y~0))} is VALID [2022-04-15 06:09:14,737 INFO L290 TraceCheckUtils]: 68: Hoare triple {46501#(and (<= main_~y~0 62) (<= 62 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46502#(and (<= 63 main_~y~0) (<= main_~y~0 63))} is VALID [2022-04-15 06:09:14,738 INFO L290 TraceCheckUtils]: 69: Hoare triple {46502#(and (<= 63 main_~y~0) (<= main_~y~0 63))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46503#(and (<= 64 main_~y~0) (<= main_~y~0 64))} is VALID [2022-04-15 06:09:14,738 INFO L290 TraceCheckUtils]: 70: Hoare triple {46503#(and (<= 64 main_~y~0) (<= main_~y~0 64))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46504#(and (<= 65 main_~y~0) (<= main_~y~0 65))} is VALID [2022-04-15 06:09:14,739 INFO L290 TraceCheckUtils]: 71: Hoare triple {46504#(and (<= 65 main_~y~0) (<= main_~y~0 65))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46505#(and (<= 66 main_~y~0) (<= main_~y~0 66))} is VALID [2022-04-15 06:09:14,739 INFO L290 TraceCheckUtils]: 72: Hoare triple {46505#(and (<= 66 main_~y~0) (<= main_~y~0 66))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46727#(and (<= main_~y~0 67) (<= 67 main_~y~0))} is VALID [2022-04-15 06:09:14,740 INFO L290 TraceCheckUtils]: 73: Hoare triple {46727#(and (<= main_~y~0 67) (<= 67 main_~y~0))} assume !(~y~0 % 4294967296 < 1024); {46435#false} is VALID [2022-04-15 06:09:14,740 INFO L272 TraceCheckUtils]: 74: Hoare triple {46435#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {46435#false} is VALID [2022-04-15 06:09:14,740 INFO L290 TraceCheckUtils]: 75: Hoare triple {46435#false} ~cond := #in~cond; {46435#false} is VALID [2022-04-15 06:09:14,740 INFO L290 TraceCheckUtils]: 76: Hoare triple {46435#false} assume 0 == ~cond; {46435#false} is VALID [2022-04-15 06:09:14,740 INFO L290 TraceCheckUtils]: 77: Hoare triple {46435#false} assume !false; {46435#false} is VALID [2022-04-15 06:09:14,740 INFO L134 CoverageAnalysis]: Checked inductivity of 2278 backedges. 0 proven. 2278 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 06:09:14,741 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-15 06:09:21,324 INFO L290 TraceCheckUtils]: 77: Hoare triple {46435#false} assume !false; {46435#false} is VALID [2022-04-15 06:09:21,324 INFO L290 TraceCheckUtils]: 76: Hoare triple {46435#false} assume 0 == ~cond; {46435#false} is VALID [2022-04-15 06:09:21,324 INFO L290 TraceCheckUtils]: 75: Hoare triple {46435#false} ~cond := #in~cond; {46435#false} is VALID [2022-04-15 06:09:21,324 INFO L272 TraceCheckUtils]: 74: Hoare triple {46435#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {46435#false} is VALID [2022-04-15 06:09:21,324 INFO L290 TraceCheckUtils]: 73: Hoare triple {46755#(< (mod main_~y~0 4294967296) 1024)} assume !(~y~0 % 4294967296 < 1024); {46435#false} is VALID [2022-04-15 06:09:21,325 INFO L290 TraceCheckUtils]: 72: Hoare triple {46759#(< (mod (+ main_~y~0 1) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46755#(< (mod main_~y~0 4294967296) 1024)} is VALID [2022-04-15 06:09:21,325 INFO L290 TraceCheckUtils]: 71: Hoare triple {46763#(< (mod (+ main_~y~0 2) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46759#(< (mod (+ main_~y~0 1) 4294967296) 1024)} is VALID [2022-04-15 06:09:21,326 INFO L290 TraceCheckUtils]: 70: Hoare triple {46767#(< (mod (+ main_~y~0 3) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46763#(< (mod (+ main_~y~0 2) 4294967296) 1024)} is VALID [2022-04-15 06:09:21,326 INFO L290 TraceCheckUtils]: 69: Hoare triple {46771#(< (mod (+ main_~y~0 4) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46767#(< (mod (+ main_~y~0 3) 4294967296) 1024)} is VALID [2022-04-15 06:09:21,327 INFO L290 TraceCheckUtils]: 68: Hoare triple {46775#(< (mod (+ 5 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46771#(< (mod (+ main_~y~0 4) 4294967296) 1024)} is VALID [2022-04-15 06:09:21,327 INFO L290 TraceCheckUtils]: 67: Hoare triple {46779#(< (mod (+ main_~y~0 6) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46775#(< (mod (+ 5 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:09:21,328 INFO L290 TraceCheckUtils]: 66: Hoare triple {46783#(< (mod (+ 7 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46779#(< (mod (+ main_~y~0 6) 4294967296) 1024)} is VALID [2022-04-15 06:09:21,328 INFO L290 TraceCheckUtils]: 65: Hoare triple {46787#(< (mod (+ main_~y~0 8) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46783#(< (mod (+ 7 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:09:21,329 INFO L290 TraceCheckUtils]: 64: Hoare triple {46791#(< (mod (+ main_~y~0 9) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46787#(< (mod (+ main_~y~0 8) 4294967296) 1024)} is VALID [2022-04-15 06:09:21,329 INFO L290 TraceCheckUtils]: 63: Hoare triple {46795#(< (mod (+ main_~y~0 10) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46791#(< (mod (+ main_~y~0 9) 4294967296) 1024)} is VALID [2022-04-15 06:09:21,330 INFO L290 TraceCheckUtils]: 62: Hoare triple {46799#(< (mod (+ main_~y~0 11) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46795#(< (mod (+ main_~y~0 10) 4294967296) 1024)} is VALID [2022-04-15 06:09:21,330 INFO L290 TraceCheckUtils]: 61: Hoare triple {46803#(< (mod (+ main_~y~0 12) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46799#(< (mod (+ main_~y~0 11) 4294967296) 1024)} is VALID [2022-04-15 06:09:21,331 INFO L290 TraceCheckUtils]: 60: Hoare triple {46807#(< (mod (+ main_~y~0 13) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46803#(< (mod (+ main_~y~0 12) 4294967296) 1024)} is VALID [2022-04-15 06:09:21,331 INFO L290 TraceCheckUtils]: 59: Hoare triple {46811#(< (mod (+ main_~y~0 14) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46807#(< (mod (+ main_~y~0 13) 4294967296) 1024)} is VALID [2022-04-15 06:09:21,332 INFO L290 TraceCheckUtils]: 58: Hoare triple {46815#(< (mod (+ main_~y~0 15) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46811#(< (mod (+ main_~y~0 14) 4294967296) 1024)} is VALID [2022-04-15 06:09:21,332 INFO L290 TraceCheckUtils]: 57: Hoare triple {46819#(< (mod (+ main_~y~0 16) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46815#(< (mod (+ main_~y~0 15) 4294967296) 1024)} is VALID [2022-04-15 06:09:21,333 INFO L290 TraceCheckUtils]: 56: Hoare triple {46823#(< (mod (+ main_~y~0 17) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46819#(< (mod (+ main_~y~0 16) 4294967296) 1024)} is VALID [2022-04-15 06:09:21,333 INFO L290 TraceCheckUtils]: 55: Hoare triple {46827#(< (mod (+ main_~y~0 18) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46823#(< (mod (+ main_~y~0 17) 4294967296) 1024)} is VALID [2022-04-15 06:09:21,334 INFO L290 TraceCheckUtils]: 54: Hoare triple {46831#(< (mod (+ 19 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46827#(< (mod (+ main_~y~0 18) 4294967296) 1024)} is VALID [2022-04-15 06:09:21,334 INFO L290 TraceCheckUtils]: 53: Hoare triple {46835#(< (mod (+ main_~y~0 20) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46831#(< (mod (+ 19 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:09:21,335 INFO L290 TraceCheckUtils]: 52: Hoare triple {46839#(< (mod (+ main_~y~0 21) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46835#(< (mod (+ main_~y~0 20) 4294967296) 1024)} is VALID [2022-04-15 06:09:21,335 INFO L290 TraceCheckUtils]: 51: Hoare triple {46843#(< (mod (+ main_~y~0 22) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46839#(< (mod (+ main_~y~0 21) 4294967296) 1024)} is VALID [2022-04-15 06:09:21,336 INFO L290 TraceCheckUtils]: 50: Hoare triple {46847#(< (mod (+ 23 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46843#(< (mod (+ main_~y~0 22) 4294967296) 1024)} is VALID [2022-04-15 06:09:21,336 INFO L290 TraceCheckUtils]: 49: Hoare triple {46851#(< (mod (+ main_~y~0 24) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46847#(< (mod (+ 23 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:09:21,337 INFO L290 TraceCheckUtils]: 48: Hoare triple {46855#(< (mod (+ main_~y~0 25) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46851#(< (mod (+ main_~y~0 24) 4294967296) 1024)} is VALID [2022-04-15 06:09:21,337 INFO L290 TraceCheckUtils]: 47: Hoare triple {46859#(< (mod (+ main_~y~0 26) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46855#(< (mod (+ main_~y~0 25) 4294967296) 1024)} is VALID [2022-04-15 06:09:21,338 INFO L290 TraceCheckUtils]: 46: Hoare triple {46863#(< (mod (+ main_~y~0 27) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46859#(< (mod (+ main_~y~0 26) 4294967296) 1024)} is VALID [2022-04-15 06:09:21,338 INFO L290 TraceCheckUtils]: 45: Hoare triple {46867#(< (mod (+ main_~y~0 28) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46863#(< (mod (+ main_~y~0 27) 4294967296) 1024)} is VALID [2022-04-15 06:09:21,339 INFO L290 TraceCheckUtils]: 44: Hoare triple {46871#(< (mod (+ 29 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46867#(< (mod (+ main_~y~0 28) 4294967296) 1024)} is VALID [2022-04-15 06:09:21,339 INFO L290 TraceCheckUtils]: 43: Hoare triple {46875#(< (mod (+ 30 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46871#(< (mod (+ 29 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:09:21,340 INFO L290 TraceCheckUtils]: 42: Hoare triple {46879#(< (mod (+ main_~y~0 31) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46875#(< (mod (+ 30 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:09:21,340 INFO L290 TraceCheckUtils]: 41: Hoare triple {46883#(< (mod (+ 32 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46879#(< (mod (+ main_~y~0 31) 4294967296) 1024)} is VALID [2022-04-15 06:09:21,345 INFO L290 TraceCheckUtils]: 40: Hoare triple {46887#(< (mod (+ main_~y~0 33) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46883#(< (mod (+ 32 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:09:21,345 INFO L290 TraceCheckUtils]: 39: Hoare triple {46891#(< (mod (+ main_~y~0 34) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46887#(< (mod (+ main_~y~0 33) 4294967296) 1024)} is VALID [2022-04-15 06:09:21,346 INFO L290 TraceCheckUtils]: 38: Hoare triple {46895#(< (mod (+ 35 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46891#(< (mod (+ main_~y~0 34) 4294967296) 1024)} is VALID [2022-04-15 06:09:21,346 INFO L290 TraceCheckUtils]: 37: Hoare triple {46899#(< (mod (+ main_~y~0 36) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46895#(< (mod (+ 35 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:09:21,347 INFO L290 TraceCheckUtils]: 36: Hoare triple {46903#(< (mod (+ main_~y~0 37) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46899#(< (mod (+ main_~y~0 36) 4294967296) 1024)} is VALID [2022-04-15 06:09:21,347 INFO L290 TraceCheckUtils]: 35: Hoare triple {46907#(< (mod (+ main_~y~0 38) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46903#(< (mod (+ main_~y~0 37) 4294967296) 1024)} is VALID [2022-04-15 06:09:21,348 INFO L290 TraceCheckUtils]: 34: Hoare triple {46911#(< (mod (+ main_~y~0 39) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46907#(< (mod (+ main_~y~0 38) 4294967296) 1024)} is VALID [2022-04-15 06:09:21,348 INFO L290 TraceCheckUtils]: 33: Hoare triple {46915#(< (mod (+ 40 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46911#(< (mod (+ main_~y~0 39) 4294967296) 1024)} is VALID [2022-04-15 06:09:21,349 INFO L290 TraceCheckUtils]: 32: Hoare triple {46919#(< (mod (+ 41 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46915#(< (mod (+ 40 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:09:21,349 INFO L290 TraceCheckUtils]: 31: Hoare triple {46923#(< (mod (+ 42 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46919#(< (mod (+ 41 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:09:21,350 INFO L290 TraceCheckUtils]: 30: Hoare triple {46927#(< (mod (+ main_~y~0 43) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46923#(< (mod (+ 42 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:09:21,350 INFO L290 TraceCheckUtils]: 29: Hoare triple {46931#(< (mod (+ 44 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46927#(< (mod (+ main_~y~0 43) 4294967296) 1024)} is VALID [2022-04-15 06:09:21,351 INFO L290 TraceCheckUtils]: 28: Hoare triple {46935#(< (mod (+ main_~y~0 45) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46931#(< (mod (+ 44 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:09:21,351 INFO L290 TraceCheckUtils]: 27: Hoare triple {46939#(< (mod (+ main_~y~0 46) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46935#(< (mod (+ main_~y~0 45) 4294967296) 1024)} is VALID [2022-04-15 06:09:21,352 INFO L290 TraceCheckUtils]: 26: Hoare triple {46943#(< (mod (+ main_~y~0 47) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46939#(< (mod (+ main_~y~0 46) 4294967296) 1024)} is VALID [2022-04-15 06:09:21,358 INFO L290 TraceCheckUtils]: 25: Hoare triple {46947#(< (mod (+ main_~y~0 48) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46943#(< (mod (+ main_~y~0 47) 4294967296) 1024)} is VALID [2022-04-15 06:09:21,358 INFO L290 TraceCheckUtils]: 24: Hoare triple {46951#(< (mod (+ 49 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46947#(< (mod (+ main_~y~0 48) 4294967296) 1024)} is VALID [2022-04-15 06:09:21,359 INFO L290 TraceCheckUtils]: 23: Hoare triple {46955#(< (mod (+ main_~y~0 50) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46951#(< (mod (+ 49 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:09:21,359 INFO L290 TraceCheckUtils]: 22: Hoare triple {46959#(< (mod (+ 51 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46955#(< (mod (+ main_~y~0 50) 4294967296) 1024)} is VALID [2022-04-15 06:09:21,360 INFO L290 TraceCheckUtils]: 21: Hoare triple {46963#(< (mod (+ main_~y~0 52) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46959#(< (mod (+ 51 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:09:21,361 INFO L290 TraceCheckUtils]: 20: Hoare triple {46967#(< (mod (+ 53 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46963#(< (mod (+ main_~y~0 52) 4294967296) 1024)} is VALID [2022-04-15 06:09:21,361 INFO L290 TraceCheckUtils]: 19: Hoare triple {46971#(< (mod (+ main_~y~0 54) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46967#(< (mod (+ 53 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:09:21,362 INFO L290 TraceCheckUtils]: 18: Hoare triple {46975#(< (mod (+ main_~y~0 55) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46971#(< (mod (+ main_~y~0 54) 4294967296) 1024)} is VALID [2022-04-15 06:09:21,362 INFO L290 TraceCheckUtils]: 17: Hoare triple {46979#(< (mod (+ 56 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46975#(< (mod (+ main_~y~0 55) 4294967296) 1024)} is VALID [2022-04-15 06:09:21,363 INFO L290 TraceCheckUtils]: 16: Hoare triple {46983#(< (mod (+ 57 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46979#(< (mod (+ 56 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:09:21,364 INFO L290 TraceCheckUtils]: 15: Hoare triple {46987#(< (mod (+ main_~y~0 58) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46983#(< (mod (+ 57 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:09:21,364 INFO L290 TraceCheckUtils]: 14: Hoare triple {46991#(< (mod (+ 59 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46987#(< (mod (+ main_~y~0 58) 4294967296) 1024)} is VALID [2022-04-15 06:09:21,365 INFO L290 TraceCheckUtils]: 13: Hoare triple {46995#(< (mod (+ main_~y~0 60) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46991#(< (mod (+ 59 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:09:21,365 INFO L290 TraceCheckUtils]: 12: Hoare triple {46999#(< (mod (+ main_~y~0 61) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46995#(< (mod (+ main_~y~0 60) 4294967296) 1024)} is VALID [2022-04-15 06:09:21,366 INFO L290 TraceCheckUtils]: 11: Hoare triple {47003#(< (mod (+ main_~y~0 62) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {46999#(< (mod (+ main_~y~0 61) 4294967296) 1024)} is VALID [2022-04-15 06:09:21,366 INFO L290 TraceCheckUtils]: 10: Hoare triple {47007#(< (mod (+ main_~y~0 63) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {47003#(< (mod (+ main_~y~0 62) 4294967296) 1024)} is VALID [2022-04-15 06:09:21,367 INFO L290 TraceCheckUtils]: 9: Hoare triple {47011#(< (mod (+ 64 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {47007#(< (mod (+ main_~y~0 63) 4294967296) 1024)} is VALID [2022-04-15 06:09:21,367 INFO L290 TraceCheckUtils]: 8: Hoare triple {47015#(< (mod (+ main_~y~0 65) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {47011#(< (mod (+ 64 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:09:21,368 INFO L290 TraceCheckUtils]: 7: Hoare triple {47019#(< (mod (+ 66 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {47015#(< (mod (+ main_~y~0 65) 4294967296) 1024)} is VALID [2022-04-15 06:09:21,368 INFO L290 TraceCheckUtils]: 6: Hoare triple {47023#(< (mod (+ 67 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {47019#(< (mod (+ 66 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:09:21,369 INFO L290 TraceCheckUtils]: 5: Hoare triple {46434#true} ~x~0 := 1;~y~0 := 0; {47023#(< (mod (+ 67 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:09:21,369 INFO L272 TraceCheckUtils]: 4: Hoare triple {46434#true} call #t~ret5 := main(); {46434#true} is VALID [2022-04-15 06:09:21,369 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {46434#true} {46434#true} #34#return; {46434#true} is VALID [2022-04-15 06:09:21,369 INFO L290 TraceCheckUtils]: 2: Hoare triple {46434#true} assume true; {46434#true} is VALID [2022-04-15 06:09:21,369 INFO L290 TraceCheckUtils]: 1: Hoare triple {46434#true} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {46434#true} is VALID [2022-04-15 06:09:21,369 INFO L272 TraceCheckUtils]: 0: Hoare triple {46434#true} call ULTIMATE.init(); {46434#true} is VALID [2022-04-15 06:09:21,369 INFO L134 CoverageAnalysis]: Checked inductivity of 2278 backedges. 0 proven. 2278 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 06:09:21,370 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [258555834] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-15 06:09:21,370 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-04-15 06:09:21,370 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [71, 70, 70] total 140 [2022-04-15 06:09:21,370 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-15 06:09:21,370 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [588234400] [2022-04-15 06:09:21,370 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [588234400] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-15 06:09:21,370 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-15 06:09:21,371 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [71] imperfect sequences [] total 71 [2022-04-15 06:09:21,371 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [587509020] [2022-04-15 06:09:21,371 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-15 06:09:21,372 INFO L78 Accepts]: Start accepts. Automaton has has 71 states, 71 states have (on average 1.0422535211267605) internal successors, (74), 70 states have internal predecessors, (74), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 78 [2022-04-15 06:09:21,372 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-15 06:09:21,372 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 71 states, 71 states have (on average 1.0422535211267605) internal successors, (74), 70 states have internal predecessors, (74), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:09:21,440 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 78 edges. 78 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 06:09:21,441 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 71 states [2022-04-15 06:09:21,441 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-15 06:09:21,441 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 71 interpolants. [2022-04-15 06:09:21,442 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5037, Invalid=14423, Unknown=0, NotChecked=0, Total=19460 [2022-04-15 06:09:21,442 INFO L87 Difference]: Start difference. First operand 79 states and 79 transitions. Second operand has 71 states, 71 states have (on average 1.0422535211267605) internal successors, (74), 70 states have internal predecessors, (74), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:09:29,009 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 06:09:29,009 INFO L93 Difference]: Finished difference Result 85 states and 85 transitions. [2022-04-15 06:09:29,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2022-04-15 06:09:29,009 INFO L78 Accepts]: Start accepts. Automaton has has 71 states, 71 states have (on average 1.0422535211267605) internal successors, (74), 70 states have internal predecessors, (74), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 78 [2022-04-15 06:09:29,009 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-15 06:09:29,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 71 states, 71 states have (on average 1.0422535211267605) internal successors, (74), 70 states have internal predecessors, (74), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:09:29,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 85 transitions. [2022-04-15 06:09:29,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 71 states, 71 states have (on average 1.0422535211267605) internal successors, (74), 70 states have internal predecessors, (74), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:09:29,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 85 transitions. [2022-04-15 06:09:29,011 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 71 states and 85 transitions. [2022-04-15 06:09:29,045 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 85 edges. 85 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 06:09:29,050 INFO L225 Difference]: With dead ends: 85 [2022-04-15 06:09:29,050 INFO L226 Difference]: Without dead ends: 80 [2022-04-15 06:09:29,053 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 295 GetRequests, 88 SyntacticMatches, 1 SemanticMatches, 206 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2418 ImplicationChecksByTransitivity, 10.1s TimeCoverageRelationStatistics Valid=10067, Invalid=32989, Unknown=0, NotChecked=0, Total=43056 [2022-04-15 06:09:29,062 INFO L913 BasicCegarLoop]: 11 mSDtfsCounter, 6 mSDsluCounter, 67 mSDsCounter, 0 mSdLazyCounter, 4623 mSolverCounterSat, 137 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 78 SdHoareTripleChecker+Invalid, 4760 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 137 IncrementalHoareTripleChecker+Valid, 4623 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.1s IncrementalHoareTripleChecker+Time [2022-04-15 06:09:29,062 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [6 Valid, 78 Invalid, 4760 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [137 Valid, 4623 Invalid, 0 Unknown, 0 Unchecked, 3.1s Time] [2022-04-15 06:09:29,063 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80 states. [2022-04-15 06:09:29,132 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80 to 80. [2022-04-15 06:09:29,132 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-15 06:09:29,133 INFO L82 GeneralOperation]: Start isEquivalent. First operand 80 states. Second operand has 80 states, 75 states have (on average 1.0133333333333334) internal successors, (76), 75 states have internal predecessors, (76), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:09:29,133 INFO L74 IsIncluded]: Start isIncluded. First operand 80 states. Second operand has 80 states, 75 states have (on average 1.0133333333333334) internal successors, (76), 75 states have internal predecessors, (76), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:09:29,133 INFO L87 Difference]: Start difference. First operand 80 states. Second operand has 80 states, 75 states have (on average 1.0133333333333334) internal successors, (76), 75 states have internal predecessors, (76), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:09:29,133 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 06:09:29,133 INFO L93 Difference]: Finished difference Result 80 states and 80 transitions. [2022-04-15 06:09:29,133 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 80 transitions. [2022-04-15 06:09:29,134 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-15 06:09:29,134 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-15 06:09:29,134 INFO L74 IsIncluded]: Start isIncluded. First operand has 80 states, 75 states have (on average 1.0133333333333334) internal successors, (76), 75 states have internal predecessors, (76), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 80 states. [2022-04-15 06:09:29,134 INFO L87 Difference]: Start difference. First operand has 80 states, 75 states have (on average 1.0133333333333334) internal successors, (76), 75 states have internal predecessors, (76), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 80 states. [2022-04-15 06:09:29,134 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 06:09:29,134 INFO L93 Difference]: Finished difference Result 80 states and 80 transitions. [2022-04-15 06:09:29,135 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 80 transitions. [2022-04-15 06:09:29,135 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-15 06:09:29,135 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-15 06:09:29,135 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-15 06:09:29,135 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-15 06:09:29,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 80 states, 75 states have (on average 1.0133333333333334) internal successors, (76), 75 states have internal predecessors, (76), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:09:29,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 80 states and 80 transitions. [2022-04-15 06:09:29,135 INFO L78 Accepts]: Start accepts. Automaton has 80 states and 80 transitions. Word has length 78 [2022-04-15 06:09:29,136 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-15 06:09:29,136 INFO L478 AbstractCegarLoop]: Abstraction has 80 states and 80 transitions. [2022-04-15 06:09:29,136 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 71 states, 71 states have (on average 1.0422535211267605) internal successors, (74), 70 states have internal predecessors, (74), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:09:29,136 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 80 states and 80 transitions. [2022-04-15 06:09:29,186 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 80 edges. 80 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 06:09:29,186 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 80 transitions. [2022-04-15 06:09:29,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2022-04-15 06:09:29,186 INFO L491 BasicCegarLoop]: Found error trace [2022-04-15 06:09:29,186 INFO L499 BasicCegarLoop]: trace histogram [68, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-15 06:09:29,204 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (68)] Forceful destruction successful, exit code 0 [2022-04-15 06:09:29,401 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 68 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable134,SelfDestructingSolverStorable135 [2022-04-15 06:09:29,402 INFO L403 AbstractCegarLoop]: === Iteration 70 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-15 06:09:29,402 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-15 06:09:29,402 INFO L85 PathProgramCache]: Analyzing trace with hash 927107676, now seen corresponding path program 135 times [2022-04-15 06:09:29,402 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-15 06:09:29,402 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [748799908] [2022-04-15 06:09:29,786 INFO L89 AcceleratorJordan]: Jordan loop acceleration statistics: 1 HavocedVariables, 2 AssignedVariables, 0 ReadonlyVariables, Eigenvalues: {0={1=1}, 1={2=1}}, 1 SequentialAcceleration, 0 AlternatingAcceleration, 1 QuantifierFreeResult [2022-04-15 06:09:29,787 INFO L271 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2022-04-15 06:09:29,788 INFO L85 PathProgramCache]: Analyzing trace with hash 2092750263, now seen corresponding path program 1 times [2022-04-15 06:09:29,789 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-15 06:09:29,789 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2028187322] [2022-04-15 06:09:29,789 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-15 06:09:29,789 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-15 06:09:29,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-15 06:09:29,794 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-04-15 06:09:29,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-15 06:09:29,797 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-04-15 06:09:29,797 INFO L85 PathProgramCache]: Analyzing trace with hash 927107676, now seen corresponding path program 136 times [2022-04-15 06:09:29,797 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-15 06:09:29,797 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1614098075] [2022-04-15 06:09:29,797 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-15 06:09:29,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-15 06:09:29,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 06:09:31,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-15 06:09:31,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 06:09:31,548 INFO L290 TraceCheckUtils]: 0: Hoare triple {47744#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {47670#true} is VALID [2022-04-15 06:09:31,548 INFO L290 TraceCheckUtils]: 1: Hoare triple {47670#true} assume true; {47670#true} is VALID [2022-04-15 06:09:31,548 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {47670#true} {47670#true} #34#return; {47670#true} is VALID [2022-04-15 06:09:31,548 INFO L272 TraceCheckUtils]: 0: Hoare triple {47670#true} call ULTIMATE.init(); {47744#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} is VALID [2022-04-15 06:09:31,548 INFO L290 TraceCheckUtils]: 1: Hoare triple {47744#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {47670#true} is VALID [2022-04-15 06:09:31,549 INFO L290 TraceCheckUtils]: 2: Hoare triple {47670#true} assume true; {47670#true} is VALID [2022-04-15 06:09:31,549 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {47670#true} {47670#true} #34#return; {47670#true} is VALID [2022-04-15 06:09:31,549 INFO L272 TraceCheckUtils]: 4: Hoare triple {47670#true} call #t~ret5 := main(); {47670#true} is VALID [2022-04-15 06:09:31,549 INFO L290 TraceCheckUtils]: 5: Hoare triple {47670#true} ~x~0 := 1;~y~0 := 0; {47675#(= main_~y~0 0)} is VALID [2022-04-15 06:09:31,549 INFO L290 TraceCheckUtils]: 6: Hoare triple {47675#(= main_~y~0 0)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {47676#(and (<= 1 main_~y~0) (<= main_~y~0 1))} is VALID [2022-04-15 06:09:31,550 INFO L290 TraceCheckUtils]: 7: Hoare triple {47676#(and (<= 1 main_~y~0) (<= main_~y~0 1))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {47677#(and (<= 2 main_~y~0) (<= main_~y~0 2))} is VALID [2022-04-15 06:09:31,550 INFO L290 TraceCheckUtils]: 8: Hoare triple {47677#(and (<= 2 main_~y~0) (<= main_~y~0 2))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {47678#(and (<= main_~y~0 3) (<= 3 main_~y~0))} is VALID [2022-04-15 06:09:31,550 INFO L290 TraceCheckUtils]: 9: Hoare triple {47678#(and (<= main_~y~0 3) (<= 3 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {47679#(and (<= main_~y~0 4) (<= 4 main_~y~0))} is VALID [2022-04-15 06:09:31,551 INFO L290 TraceCheckUtils]: 10: Hoare triple {47679#(and (<= main_~y~0 4) (<= 4 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {47680#(and (<= 5 main_~y~0) (<= main_~y~0 5))} is VALID [2022-04-15 06:09:31,551 INFO L290 TraceCheckUtils]: 11: Hoare triple {47680#(and (<= 5 main_~y~0) (<= main_~y~0 5))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {47681#(and (<= main_~y~0 6) (<= 6 main_~y~0))} is VALID [2022-04-15 06:09:31,552 INFO L290 TraceCheckUtils]: 12: Hoare triple {47681#(and (<= main_~y~0 6) (<= 6 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {47682#(and (<= 7 main_~y~0) (<= main_~y~0 7))} is VALID [2022-04-15 06:09:31,552 INFO L290 TraceCheckUtils]: 13: Hoare triple {47682#(and (<= 7 main_~y~0) (<= main_~y~0 7))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {47683#(and (<= main_~y~0 8) (<= 8 main_~y~0))} is VALID [2022-04-15 06:09:31,553 INFO L290 TraceCheckUtils]: 14: Hoare triple {47683#(and (<= main_~y~0 8) (<= 8 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {47684#(and (<= 9 main_~y~0) (<= main_~y~0 9))} is VALID [2022-04-15 06:09:31,553 INFO L290 TraceCheckUtils]: 15: Hoare triple {47684#(and (<= 9 main_~y~0) (<= main_~y~0 9))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {47685#(and (<= main_~y~0 10) (<= 10 main_~y~0))} is VALID [2022-04-15 06:09:31,554 INFO L290 TraceCheckUtils]: 16: Hoare triple {47685#(and (<= main_~y~0 10) (<= 10 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {47686#(and (<= main_~y~0 11) (<= 11 main_~y~0))} is VALID [2022-04-15 06:09:31,554 INFO L290 TraceCheckUtils]: 17: Hoare triple {47686#(and (<= main_~y~0 11) (<= 11 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {47687#(and (<= 12 main_~y~0) (<= main_~y~0 12))} is VALID [2022-04-15 06:09:31,554 INFO L290 TraceCheckUtils]: 18: Hoare triple {47687#(and (<= 12 main_~y~0) (<= main_~y~0 12))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {47688#(and (<= main_~y~0 13) (<= 13 main_~y~0))} is VALID [2022-04-15 06:09:31,555 INFO L290 TraceCheckUtils]: 19: Hoare triple {47688#(and (<= main_~y~0 13) (<= 13 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {47689#(and (<= 14 main_~y~0) (<= main_~y~0 14))} is VALID [2022-04-15 06:09:31,555 INFO L290 TraceCheckUtils]: 20: Hoare triple {47689#(and (<= 14 main_~y~0) (<= main_~y~0 14))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {47690#(and (<= main_~y~0 15) (<= 15 main_~y~0))} is VALID [2022-04-15 06:09:31,555 INFO L290 TraceCheckUtils]: 21: Hoare triple {47690#(and (<= main_~y~0 15) (<= 15 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {47691#(and (<= 16 main_~y~0) (<= main_~y~0 16))} is VALID [2022-04-15 06:09:31,556 INFO L290 TraceCheckUtils]: 22: Hoare triple {47691#(and (<= 16 main_~y~0) (<= main_~y~0 16))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {47692#(and (<= main_~y~0 17) (<= 17 main_~y~0))} is VALID [2022-04-15 06:09:31,556 INFO L290 TraceCheckUtils]: 23: Hoare triple {47692#(and (<= main_~y~0 17) (<= 17 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {47693#(and (<= 18 main_~y~0) (<= main_~y~0 18))} is VALID [2022-04-15 06:09:31,557 INFO L290 TraceCheckUtils]: 24: Hoare triple {47693#(and (<= 18 main_~y~0) (<= main_~y~0 18))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {47694#(and (<= 19 main_~y~0) (<= main_~y~0 19))} is VALID [2022-04-15 06:09:31,557 INFO L290 TraceCheckUtils]: 25: Hoare triple {47694#(and (<= 19 main_~y~0) (<= main_~y~0 19))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {47695#(and (<= 20 main_~y~0) (<= main_~y~0 20))} is VALID [2022-04-15 06:09:31,557 INFO L290 TraceCheckUtils]: 26: Hoare triple {47695#(and (<= 20 main_~y~0) (<= main_~y~0 20))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {47696#(and (<= main_~y~0 21) (<= 21 main_~y~0))} is VALID [2022-04-15 06:09:31,558 INFO L290 TraceCheckUtils]: 27: Hoare triple {47696#(and (<= main_~y~0 21) (<= 21 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {47697#(and (<= main_~y~0 22) (<= 22 main_~y~0))} is VALID [2022-04-15 06:09:31,558 INFO L290 TraceCheckUtils]: 28: Hoare triple {47697#(and (<= main_~y~0 22) (<= 22 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {47698#(and (<= main_~y~0 23) (<= 23 main_~y~0))} is VALID [2022-04-15 06:09:31,559 INFO L290 TraceCheckUtils]: 29: Hoare triple {47698#(and (<= main_~y~0 23) (<= 23 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {47699#(and (<= 24 main_~y~0) (<= main_~y~0 24))} is VALID [2022-04-15 06:09:31,559 INFO L290 TraceCheckUtils]: 30: Hoare triple {47699#(and (<= 24 main_~y~0) (<= main_~y~0 24))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {47700#(and (<= 25 main_~y~0) (<= main_~y~0 25))} is VALID [2022-04-15 06:09:31,559 INFO L290 TraceCheckUtils]: 31: Hoare triple {47700#(and (<= 25 main_~y~0) (<= main_~y~0 25))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {47701#(and (<= main_~y~0 26) (<= 26 main_~y~0))} is VALID [2022-04-15 06:09:31,560 INFO L290 TraceCheckUtils]: 32: Hoare triple {47701#(and (<= main_~y~0 26) (<= 26 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {47702#(and (<= main_~y~0 27) (<= 27 main_~y~0))} is VALID [2022-04-15 06:09:31,560 INFO L290 TraceCheckUtils]: 33: Hoare triple {47702#(and (<= main_~y~0 27) (<= 27 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {47703#(and (<= main_~y~0 28) (<= 28 main_~y~0))} is VALID [2022-04-15 06:09:31,561 INFO L290 TraceCheckUtils]: 34: Hoare triple {47703#(and (<= main_~y~0 28) (<= 28 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {47704#(and (<= 29 main_~y~0) (<= main_~y~0 29))} is VALID [2022-04-15 06:09:31,561 INFO L290 TraceCheckUtils]: 35: Hoare triple {47704#(and (<= 29 main_~y~0) (<= main_~y~0 29))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {47705#(and (<= main_~y~0 30) (<= 30 main_~y~0))} is VALID [2022-04-15 06:09:31,561 INFO L290 TraceCheckUtils]: 36: Hoare triple {47705#(and (<= main_~y~0 30) (<= 30 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {47706#(and (<= main_~y~0 31) (<= 31 main_~y~0))} is VALID [2022-04-15 06:09:31,562 INFO L290 TraceCheckUtils]: 37: Hoare triple {47706#(and (<= main_~y~0 31) (<= 31 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {47707#(and (<= main_~y~0 32) (<= 32 main_~y~0))} is VALID [2022-04-15 06:09:31,562 INFO L290 TraceCheckUtils]: 38: Hoare triple {47707#(and (<= main_~y~0 32) (<= 32 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {47708#(and (<= 33 main_~y~0) (<= main_~y~0 33))} is VALID [2022-04-15 06:09:31,562 INFO L290 TraceCheckUtils]: 39: Hoare triple {47708#(and (<= 33 main_~y~0) (<= main_~y~0 33))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {47709#(and (<= main_~y~0 34) (<= 34 main_~y~0))} is VALID [2022-04-15 06:09:31,563 INFO L290 TraceCheckUtils]: 40: Hoare triple {47709#(and (<= main_~y~0 34) (<= 34 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {47710#(and (<= 35 main_~y~0) (<= main_~y~0 35))} is VALID [2022-04-15 06:09:31,563 INFO L290 TraceCheckUtils]: 41: Hoare triple {47710#(and (<= 35 main_~y~0) (<= main_~y~0 35))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {47711#(and (<= 36 main_~y~0) (<= main_~y~0 36))} is VALID [2022-04-15 06:09:31,564 INFO L290 TraceCheckUtils]: 42: Hoare triple {47711#(and (<= 36 main_~y~0) (<= main_~y~0 36))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {47712#(and (<= main_~y~0 37) (<= 37 main_~y~0))} is VALID [2022-04-15 06:09:31,564 INFO L290 TraceCheckUtils]: 43: Hoare triple {47712#(and (<= main_~y~0 37) (<= 37 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {47713#(and (<= 38 main_~y~0) (<= main_~y~0 38))} is VALID [2022-04-15 06:09:31,564 INFO L290 TraceCheckUtils]: 44: Hoare triple {47713#(and (<= 38 main_~y~0) (<= main_~y~0 38))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {47714#(and (<= 39 main_~y~0) (<= main_~y~0 39))} is VALID [2022-04-15 06:09:31,565 INFO L290 TraceCheckUtils]: 45: Hoare triple {47714#(and (<= 39 main_~y~0) (<= main_~y~0 39))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {47715#(and (<= 40 main_~y~0) (<= main_~y~0 40))} is VALID [2022-04-15 06:09:31,565 INFO L290 TraceCheckUtils]: 46: Hoare triple {47715#(and (<= 40 main_~y~0) (<= main_~y~0 40))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {47716#(and (<= 41 main_~y~0) (<= main_~y~0 41))} is VALID [2022-04-15 06:09:31,566 INFO L290 TraceCheckUtils]: 47: Hoare triple {47716#(and (<= 41 main_~y~0) (<= main_~y~0 41))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {47717#(and (<= main_~y~0 42) (<= 42 main_~y~0))} is VALID [2022-04-15 06:09:31,566 INFO L290 TraceCheckUtils]: 48: Hoare triple {47717#(and (<= main_~y~0 42) (<= 42 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {47718#(and (<= 43 main_~y~0) (<= main_~y~0 43))} is VALID [2022-04-15 06:09:31,566 INFO L290 TraceCheckUtils]: 49: Hoare triple {47718#(and (<= 43 main_~y~0) (<= main_~y~0 43))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {47719#(and (<= main_~y~0 44) (<= 44 main_~y~0))} is VALID [2022-04-15 06:09:31,567 INFO L290 TraceCheckUtils]: 50: Hoare triple {47719#(and (<= main_~y~0 44) (<= 44 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {47720#(and (<= main_~y~0 45) (<= 45 main_~y~0))} is VALID [2022-04-15 06:09:31,567 INFO L290 TraceCheckUtils]: 51: Hoare triple {47720#(and (<= main_~y~0 45) (<= 45 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {47721#(and (<= main_~y~0 46) (<= 46 main_~y~0))} is VALID [2022-04-15 06:09:31,567 INFO L290 TraceCheckUtils]: 52: Hoare triple {47721#(and (<= main_~y~0 46) (<= 46 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {47722#(and (<= main_~y~0 47) (<= 47 main_~y~0))} is VALID [2022-04-15 06:09:31,568 INFO L290 TraceCheckUtils]: 53: Hoare triple {47722#(and (<= main_~y~0 47) (<= 47 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {47723#(and (<= 48 main_~y~0) (<= main_~y~0 48))} is VALID [2022-04-15 06:09:31,568 INFO L290 TraceCheckUtils]: 54: Hoare triple {47723#(and (<= 48 main_~y~0) (<= main_~y~0 48))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {47724#(and (<= 49 main_~y~0) (<= main_~y~0 49))} is VALID [2022-04-15 06:09:31,569 INFO L290 TraceCheckUtils]: 55: Hoare triple {47724#(and (<= 49 main_~y~0) (<= main_~y~0 49))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {47725#(and (<= 50 main_~y~0) (<= main_~y~0 50))} is VALID [2022-04-15 06:09:31,569 INFO L290 TraceCheckUtils]: 56: Hoare triple {47725#(and (<= 50 main_~y~0) (<= main_~y~0 50))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {47726#(and (<= 51 main_~y~0) (<= main_~y~0 51))} is VALID [2022-04-15 06:09:31,569 INFO L290 TraceCheckUtils]: 57: Hoare triple {47726#(and (<= 51 main_~y~0) (<= main_~y~0 51))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {47727#(and (<= main_~y~0 52) (<= 52 main_~y~0))} is VALID [2022-04-15 06:09:31,570 INFO L290 TraceCheckUtils]: 58: Hoare triple {47727#(and (<= main_~y~0 52) (<= 52 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {47728#(and (<= main_~y~0 53) (<= 53 main_~y~0))} is VALID [2022-04-15 06:09:31,570 INFO L290 TraceCheckUtils]: 59: Hoare triple {47728#(and (<= main_~y~0 53) (<= 53 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {47729#(and (<= 54 main_~y~0) (<= main_~y~0 54))} is VALID [2022-04-15 06:09:31,571 INFO L290 TraceCheckUtils]: 60: Hoare triple {47729#(and (<= 54 main_~y~0) (<= main_~y~0 54))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {47730#(and (<= 55 main_~y~0) (<= main_~y~0 55))} is VALID [2022-04-15 06:09:31,571 INFO L290 TraceCheckUtils]: 61: Hoare triple {47730#(and (<= 55 main_~y~0) (<= main_~y~0 55))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {47731#(and (<= main_~y~0 56) (<= 56 main_~y~0))} is VALID [2022-04-15 06:09:31,571 INFO L290 TraceCheckUtils]: 62: Hoare triple {47731#(and (<= main_~y~0 56) (<= 56 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {47732#(and (<= main_~y~0 57) (<= 57 main_~y~0))} is VALID [2022-04-15 06:09:31,572 INFO L290 TraceCheckUtils]: 63: Hoare triple {47732#(and (<= main_~y~0 57) (<= 57 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {47733#(and (<= 58 main_~y~0) (<= main_~y~0 58))} is VALID [2022-04-15 06:09:31,572 INFO L290 TraceCheckUtils]: 64: Hoare triple {47733#(and (<= 58 main_~y~0) (<= main_~y~0 58))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {47734#(and (<= main_~y~0 59) (<= 59 main_~y~0))} is VALID [2022-04-15 06:09:31,573 INFO L290 TraceCheckUtils]: 65: Hoare triple {47734#(and (<= main_~y~0 59) (<= 59 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {47735#(and (<= 60 main_~y~0) (<= main_~y~0 60))} is VALID [2022-04-15 06:09:31,573 INFO L290 TraceCheckUtils]: 66: Hoare triple {47735#(and (<= 60 main_~y~0) (<= main_~y~0 60))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {47736#(and (<= main_~y~0 61) (<= 61 main_~y~0))} is VALID [2022-04-15 06:09:31,573 INFO L290 TraceCheckUtils]: 67: Hoare triple {47736#(and (<= main_~y~0 61) (<= 61 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {47737#(and (<= main_~y~0 62) (<= 62 main_~y~0))} is VALID [2022-04-15 06:09:31,574 INFO L290 TraceCheckUtils]: 68: Hoare triple {47737#(and (<= main_~y~0 62) (<= 62 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {47738#(and (<= 63 main_~y~0) (<= main_~y~0 63))} is VALID [2022-04-15 06:09:31,574 INFO L290 TraceCheckUtils]: 69: Hoare triple {47738#(and (<= 63 main_~y~0) (<= main_~y~0 63))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {47739#(and (<= 64 main_~y~0) (<= main_~y~0 64))} is VALID [2022-04-15 06:09:31,574 INFO L290 TraceCheckUtils]: 70: Hoare triple {47739#(and (<= 64 main_~y~0) (<= main_~y~0 64))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {47740#(and (<= 65 main_~y~0) (<= main_~y~0 65))} is VALID [2022-04-15 06:09:31,575 INFO L290 TraceCheckUtils]: 71: Hoare triple {47740#(and (<= 65 main_~y~0) (<= main_~y~0 65))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {47741#(and (<= 66 main_~y~0) (<= main_~y~0 66))} is VALID [2022-04-15 06:09:31,575 INFO L290 TraceCheckUtils]: 72: Hoare triple {47741#(and (<= 66 main_~y~0) (<= main_~y~0 66))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {47742#(and (<= main_~y~0 67) (<= 67 main_~y~0))} is VALID [2022-04-15 06:09:31,576 INFO L290 TraceCheckUtils]: 73: Hoare triple {47742#(and (<= main_~y~0 67) (<= 67 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {47743#(and (<= main_~y~0 68) (not (<= (+ (div main_~y~0 4294967296) 1) 0)))} is VALID [2022-04-15 06:09:31,576 INFO L290 TraceCheckUtils]: 74: Hoare triple {47743#(and (<= main_~y~0 68) (not (<= (+ (div main_~y~0 4294967296) 1) 0)))} assume !(~y~0 % 4294967296 < 1024); {47671#false} is VALID [2022-04-15 06:09:31,576 INFO L272 TraceCheckUtils]: 75: Hoare triple {47671#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {47671#false} is VALID [2022-04-15 06:09:31,576 INFO L290 TraceCheckUtils]: 76: Hoare triple {47671#false} ~cond := #in~cond; {47671#false} is VALID [2022-04-15 06:09:31,576 INFO L290 TraceCheckUtils]: 77: Hoare triple {47671#false} assume 0 == ~cond; {47671#false} is VALID [2022-04-15 06:09:31,576 INFO L290 TraceCheckUtils]: 78: Hoare triple {47671#false} assume !false; {47671#false} is VALID [2022-04-15 06:09:31,577 INFO L134 CoverageAnalysis]: Checked inductivity of 2346 backedges. 0 proven. 2346 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 06:09:31,577 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-15 06:09:31,577 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1614098075] [2022-04-15 06:09:31,577 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1614098075] provided 0 perfect and 1 imperfect interpolant sequences [2022-04-15 06:09:31,577 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [692323549] [2022-04-15 06:09:31,577 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-04-15 06:09:31,577 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-15 06:09:31,577 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-15 06:09:31,578 INFO L229 MonitoredProcess]: Starting monitored process 69 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-04-15 06:09:31,579 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (69)] Waiting until timeout for monitored process [2022-04-15 06:09:31,701 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-04-15 06:09:31,702 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-15 06:09:31,704 INFO L263 TraceCheckSpWp]: Trace formula consists of 393 conjuncts, 139 conjunts are in the unsatisfiable core [2022-04-15 06:09:31,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 06:09:31,719 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-15 06:09:32,527 INFO L272 TraceCheckUtils]: 0: Hoare triple {47670#true} call ULTIMATE.init(); {47670#true} is VALID [2022-04-15 06:09:32,527 INFO L290 TraceCheckUtils]: 1: Hoare triple {47670#true} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {47670#true} is VALID [2022-04-15 06:09:32,527 INFO L290 TraceCheckUtils]: 2: Hoare triple {47670#true} assume true; {47670#true} is VALID [2022-04-15 06:09:32,527 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {47670#true} {47670#true} #34#return; {47670#true} is VALID [2022-04-15 06:09:32,527 INFO L272 TraceCheckUtils]: 4: Hoare triple {47670#true} call #t~ret5 := main(); {47670#true} is VALID [2022-04-15 06:09:32,528 INFO L290 TraceCheckUtils]: 5: Hoare triple {47670#true} ~x~0 := 1;~y~0 := 0; {47675#(= main_~y~0 0)} is VALID [2022-04-15 06:09:32,528 INFO L290 TraceCheckUtils]: 6: Hoare triple {47675#(= main_~y~0 0)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {47676#(and (<= 1 main_~y~0) (<= main_~y~0 1))} is VALID [2022-04-15 06:09:32,529 INFO L290 TraceCheckUtils]: 7: Hoare triple {47676#(and (<= 1 main_~y~0) (<= main_~y~0 1))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {47677#(and (<= 2 main_~y~0) (<= main_~y~0 2))} is VALID [2022-04-15 06:09:32,529 INFO L290 TraceCheckUtils]: 8: Hoare triple {47677#(and (<= 2 main_~y~0) (<= main_~y~0 2))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {47678#(and (<= main_~y~0 3) (<= 3 main_~y~0))} is VALID [2022-04-15 06:09:32,530 INFO L290 TraceCheckUtils]: 9: Hoare triple {47678#(and (<= main_~y~0 3) (<= 3 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {47679#(and (<= main_~y~0 4) (<= 4 main_~y~0))} is VALID [2022-04-15 06:09:32,530 INFO L290 TraceCheckUtils]: 10: Hoare triple {47679#(and (<= main_~y~0 4) (<= 4 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {47680#(and (<= 5 main_~y~0) (<= main_~y~0 5))} is VALID [2022-04-15 06:09:32,531 INFO L290 TraceCheckUtils]: 11: Hoare triple {47680#(and (<= 5 main_~y~0) (<= main_~y~0 5))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {47681#(and (<= main_~y~0 6) (<= 6 main_~y~0))} is VALID [2022-04-15 06:09:32,531 INFO L290 TraceCheckUtils]: 12: Hoare triple {47681#(and (<= main_~y~0 6) (<= 6 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {47682#(and (<= 7 main_~y~0) (<= main_~y~0 7))} is VALID [2022-04-15 06:09:32,532 INFO L290 TraceCheckUtils]: 13: Hoare triple {47682#(and (<= 7 main_~y~0) (<= main_~y~0 7))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {47683#(and (<= main_~y~0 8) (<= 8 main_~y~0))} is VALID [2022-04-15 06:09:32,532 INFO L290 TraceCheckUtils]: 14: Hoare triple {47683#(and (<= main_~y~0 8) (<= 8 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {47684#(and (<= 9 main_~y~0) (<= main_~y~0 9))} is VALID [2022-04-15 06:09:32,533 INFO L290 TraceCheckUtils]: 15: Hoare triple {47684#(and (<= 9 main_~y~0) (<= main_~y~0 9))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {47685#(and (<= main_~y~0 10) (<= 10 main_~y~0))} is VALID [2022-04-15 06:09:32,533 INFO L290 TraceCheckUtils]: 16: Hoare triple {47685#(and (<= main_~y~0 10) (<= 10 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {47686#(and (<= main_~y~0 11) (<= 11 main_~y~0))} is VALID [2022-04-15 06:09:32,534 INFO L290 TraceCheckUtils]: 17: Hoare triple {47686#(and (<= main_~y~0 11) (<= 11 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {47687#(and (<= 12 main_~y~0) (<= main_~y~0 12))} is VALID [2022-04-15 06:09:32,534 INFO L290 TraceCheckUtils]: 18: Hoare triple {47687#(and (<= 12 main_~y~0) (<= main_~y~0 12))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {47688#(and (<= main_~y~0 13) (<= 13 main_~y~0))} is VALID [2022-04-15 06:09:32,535 INFO L290 TraceCheckUtils]: 19: Hoare triple {47688#(and (<= main_~y~0 13) (<= 13 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {47689#(and (<= 14 main_~y~0) (<= main_~y~0 14))} is VALID [2022-04-15 06:09:32,535 INFO L290 TraceCheckUtils]: 20: Hoare triple {47689#(and (<= 14 main_~y~0) (<= main_~y~0 14))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {47690#(and (<= main_~y~0 15) (<= 15 main_~y~0))} is VALID [2022-04-15 06:09:32,536 INFO L290 TraceCheckUtils]: 21: Hoare triple {47690#(and (<= main_~y~0 15) (<= 15 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {47691#(and (<= 16 main_~y~0) (<= main_~y~0 16))} is VALID [2022-04-15 06:09:32,536 INFO L290 TraceCheckUtils]: 22: Hoare triple {47691#(and (<= 16 main_~y~0) (<= main_~y~0 16))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {47692#(and (<= main_~y~0 17) (<= 17 main_~y~0))} is VALID [2022-04-15 06:09:32,537 INFO L290 TraceCheckUtils]: 23: Hoare triple {47692#(and (<= main_~y~0 17) (<= 17 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {47693#(and (<= 18 main_~y~0) (<= main_~y~0 18))} is VALID [2022-04-15 06:09:32,537 INFO L290 TraceCheckUtils]: 24: Hoare triple {47693#(and (<= 18 main_~y~0) (<= main_~y~0 18))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {47694#(and (<= 19 main_~y~0) (<= main_~y~0 19))} is VALID [2022-04-15 06:09:32,538 INFO L290 TraceCheckUtils]: 25: Hoare triple {47694#(and (<= 19 main_~y~0) (<= main_~y~0 19))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {47695#(and (<= 20 main_~y~0) (<= main_~y~0 20))} is VALID [2022-04-15 06:09:32,538 INFO L290 TraceCheckUtils]: 26: Hoare triple {47695#(and (<= 20 main_~y~0) (<= main_~y~0 20))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {47696#(and (<= main_~y~0 21) (<= 21 main_~y~0))} is VALID [2022-04-15 06:09:32,538 INFO L290 TraceCheckUtils]: 27: Hoare triple {47696#(and (<= main_~y~0 21) (<= 21 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {47697#(and (<= main_~y~0 22) (<= 22 main_~y~0))} is VALID [2022-04-15 06:09:32,539 INFO L290 TraceCheckUtils]: 28: Hoare triple {47697#(and (<= main_~y~0 22) (<= 22 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {47698#(and (<= main_~y~0 23) (<= 23 main_~y~0))} is VALID [2022-04-15 06:09:32,540 INFO L290 TraceCheckUtils]: 29: Hoare triple {47698#(and (<= main_~y~0 23) (<= 23 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {47699#(and (<= 24 main_~y~0) (<= main_~y~0 24))} is VALID [2022-04-15 06:09:32,540 INFO L290 TraceCheckUtils]: 30: Hoare triple {47699#(and (<= 24 main_~y~0) (<= main_~y~0 24))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {47700#(and (<= 25 main_~y~0) (<= main_~y~0 25))} is VALID [2022-04-15 06:09:32,540 INFO L290 TraceCheckUtils]: 31: Hoare triple {47700#(and (<= 25 main_~y~0) (<= main_~y~0 25))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {47701#(and (<= main_~y~0 26) (<= 26 main_~y~0))} is VALID [2022-04-15 06:09:32,541 INFO L290 TraceCheckUtils]: 32: Hoare triple {47701#(and (<= main_~y~0 26) (<= 26 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {47702#(and (<= main_~y~0 27) (<= 27 main_~y~0))} is VALID [2022-04-15 06:09:32,541 INFO L290 TraceCheckUtils]: 33: Hoare triple {47702#(and (<= main_~y~0 27) (<= 27 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {47703#(and (<= main_~y~0 28) (<= 28 main_~y~0))} is VALID [2022-04-15 06:09:32,542 INFO L290 TraceCheckUtils]: 34: Hoare triple {47703#(and (<= main_~y~0 28) (<= 28 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {47704#(and (<= 29 main_~y~0) (<= main_~y~0 29))} is VALID [2022-04-15 06:09:32,542 INFO L290 TraceCheckUtils]: 35: Hoare triple {47704#(and (<= 29 main_~y~0) (<= main_~y~0 29))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {47705#(and (<= main_~y~0 30) (<= 30 main_~y~0))} is VALID [2022-04-15 06:09:32,543 INFO L290 TraceCheckUtils]: 36: Hoare triple {47705#(and (<= main_~y~0 30) (<= 30 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {47706#(and (<= main_~y~0 31) (<= 31 main_~y~0))} is VALID [2022-04-15 06:09:32,543 INFO L290 TraceCheckUtils]: 37: Hoare triple {47706#(and (<= main_~y~0 31) (<= 31 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {47707#(and (<= main_~y~0 32) (<= 32 main_~y~0))} is VALID [2022-04-15 06:09:32,544 INFO L290 TraceCheckUtils]: 38: Hoare triple {47707#(and (<= main_~y~0 32) (<= 32 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {47708#(and (<= 33 main_~y~0) (<= main_~y~0 33))} is VALID [2022-04-15 06:09:32,544 INFO L290 TraceCheckUtils]: 39: Hoare triple {47708#(and (<= 33 main_~y~0) (<= main_~y~0 33))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {47709#(and (<= main_~y~0 34) (<= 34 main_~y~0))} is VALID [2022-04-15 06:09:32,545 INFO L290 TraceCheckUtils]: 40: Hoare triple {47709#(and (<= main_~y~0 34) (<= 34 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {47710#(and (<= 35 main_~y~0) (<= main_~y~0 35))} is VALID [2022-04-15 06:09:32,545 INFO L290 TraceCheckUtils]: 41: Hoare triple {47710#(and (<= 35 main_~y~0) (<= main_~y~0 35))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {47711#(and (<= 36 main_~y~0) (<= main_~y~0 36))} is VALID [2022-04-15 06:09:32,546 INFO L290 TraceCheckUtils]: 42: Hoare triple {47711#(and (<= 36 main_~y~0) (<= main_~y~0 36))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {47712#(and (<= main_~y~0 37) (<= 37 main_~y~0))} is VALID [2022-04-15 06:09:32,546 INFO L290 TraceCheckUtils]: 43: Hoare triple {47712#(and (<= main_~y~0 37) (<= 37 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {47713#(and (<= 38 main_~y~0) (<= main_~y~0 38))} is VALID [2022-04-15 06:09:32,547 INFO L290 TraceCheckUtils]: 44: Hoare triple {47713#(and (<= 38 main_~y~0) (<= main_~y~0 38))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {47714#(and (<= 39 main_~y~0) (<= main_~y~0 39))} is VALID [2022-04-15 06:09:32,547 INFO L290 TraceCheckUtils]: 45: Hoare triple {47714#(and (<= 39 main_~y~0) (<= main_~y~0 39))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {47715#(and (<= 40 main_~y~0) (<= main_~y~0 40))} is VALID [2022-04-15 06:09:32,548 INFO L290 TraceCheckUtils]: 46: Hoare triple {47715#(and (<= 40 main_~y~0) (<= main_~y~0 40))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {47716#(and (<= 41 main_~y~0) (<= main_~y~0 41))} is VALID [2022-04-15 06:09:32,548 INFO L290 TraceCheckUtils]: 47: Hoare triple {47716#(and (<= 41 main_~y~0) (<= main_~y~0 41))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {47717#(and (<= main_~y~0 42) (<= 42 main_~y~0))} is VALID [2022-04-15 06:09:32,549 INFO L290 TraceCheckUtils]: 48: Hoare triple {47717#(and (<= main_~y~0 42) (<= 42 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {47718#(and (<= 43 main_~y~0) (<= main_~y~0 43))} is VALID [2022-04-15 06:09:32,549 INFO L290 TraceCheckUtils]: 49: Hoare triple {47718#(and (<= 43 main_~y~0) (<= main_~y~0 43))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {47719#(and (<= main_~y~0 44) (<= 44 main_~y~0))} is VALID [2022-04-15 06:09:32,550 INFO L290 TraceCheckUtils]: 50: Hoare triple {47719#(and (<= main_~y~0 44) (<= 44 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {47720#(and (<= main_~y~0 45) (<= 45 main_~y~0))} is VALID [2022-04-15 06:09:32,550 INFO L290 TraceCheckUtils]: 51: Hoare triple {47720#(and (<= main_~y~0 45) (<= 45 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {47721#(and (<= main_~y~0 46) (<= 46 main_~y~0))} is VALID [2022-04-15 06:09:32,551 INFO L290 TraceCheckUtils]: 52: Hoare triple {47721#(and (<= main_~y~0 46) (<= 46 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {47722#(and (<= main_~y~0 47) (<= 47 main_~y~0))} is VALID [2022-04-15 06:09:32,551 INFO L290 TraceCheckUtils]: 53: Hoare triple {47722#(and (<= main_~y~0 47) (<= 47 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {47723#(and (<= 48 main_~y~0) (<= main_~y~0 48))} is VALID [2022-04-15 06:09:32,552 INFO L290 TraceCheckUtils]: 54: Hoare triple {47723#(and (<= 48 main_~y~0) (<= main_~y~0 48))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {47724#(and (<= 49 main_~y~0) (<= main_~y~0 49))} is VALID [2022-04-15 06:09:32,552 INFO L290 TraceCheckUtils]: 55: Hoare triple {47724#(and (<= 49 main_~y~0) (<= main_~y~0 49))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {47725#(and (<= 50 main_~y~0) (<= main_~y~0 50))} is VALID [2022-04-15 06:09:32,553 INFO L290 TraceCheckUtils]: 56: Hoare triple {47725#(and (<= 50 main_~y~0) (<= main_~y~0 50))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {47726#(and (<= 51 main_~y~0) (<= main_~y~0 51))} is VALID [2022-04-15 06:09:32,553 INFO L290 TraceCheckUtils]: 57: Hoare triple {47726#(and (<= 51 main_~y~0) (<= main_~y~0 51))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {47727#(and (<= main_~y~0 52) (<= 52 main_~y~0))} is VALID [2022-04-15 06:09:32,554 INFO L290 TraceCheckUtils]: 58: Hoare triple {47727#(and (<= main_~y~0 52) (<= 52 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {47728#(and (<= main_~y~0 53) (<= 53 main_~y~0))} is VALID [2022-04-15 06:09:32,554 INFO L290 TraceCheckUtils]: 59: Hoare triple {47728#(and (<= main_~y~0 53) (<= 53 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {47729#(and (<= 54 main_~y~0) (<= main_~y~0 54))} is VALID [2022-04-15 06:09:32,555 INFO L290 TraceCheckUtils]: 60: Hoare triple {47729#(and (<= 54 main_~y~0) (<= main_~y~0 54))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {47730#(and (<= 55 main_~y~0) (<= main_~y~0 55))} is VALID [2022-04-15 06:09:32,555 INFO L290 TraceCheckUtils]: 61: Hoare triple {47730#(and (<= 55 main_~y~0) (<= main_~y~0 55))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {47731#(and (<= main_~y~0 56) (<= 56 main_~y~0))} is VALID [2022-04-15 06:09:32,556 INFO L290 TraceCheckUtils]: 62: Hoare triple {47731#(and (<= main_~y~0 56) (<= 56 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {47732#(and (<= main_~y~0 57) (<= 57 main_~y~0))} is VALID [2022-04-15 06:09:32,556 INFO L290 TraceCheckUtils]: 63: Hoare triple {47732#(and (<= main_~y~0 57) (<= 57 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {47733#(and (<= 58 main_~y~0) (<= main_~y~0 58))} is VALID [2022-04-15 06:09:32,557 INFO L290 TraceCheckUtils]: 64: Hoare triple {47733#(and (<= 58 main_~y~0) (<= main_~y~0 58))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {47734#(and (<= main_~y~0 59) (<= 59 main_~y~0))} is VALID [2022-04-15 06:09:32,557 INFO L290 TraceCheckUtils]: 65: Hoare triple {47734#(and (<= main_~y~0 59) (<= 59 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {47735#(and (<= 60 main_~y~0) (<= main_~y~0 60))} is VALID [2022-04-15 06:09:32,558 INFO L290 TraceCheckUtils]: 66: Hoare triple {47735#(and (<= 60 main_~y~0) (<= main_~y~0 60))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {47736#(and (<= main_~y~0 61) (<= 61 main_~y~0))} is VALID [2022-04-15 06:09:32,558 INFO L290 TraceCheckUtils]: 67: Hoare triple {47736#(and (<= main_~y~0 61) (<= 61 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {47737#(and (<= main_~y~0 62) (<= 62 main_~y~0))} is VALID [2022-04-15 06:09:32,559 INFO L290 TraceCheckUtils]: 68: Hoare triple {47737#(and (<= main_~y~0 62) (<= 62 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {47738#(and (<= 63 main_~y~0) (<= main_~y~0 63))} is VALID [2022-04-15 06:09:32,559 INFO L290 TraceCheckUtils]: 69: Hoare triple {47738#(and (<= 63 main_~y~0) (<= main_~y~0 63))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {47739#(and (<= 64 main_~y~0) (<= main_~y~0 64))} is VALID [2022-04-15 06:09:32,560 INFO L290 TraceCheckUtils]: 70: Hoare triple {47739#(and (<= 64 main_~y~0) (<= main_~y~0 64))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {47740#(and (<= 65 main_~y~0) (<= main_~y~0 65))} is VALID [2022-04-15 06:09:32,560 INFO L290 TraceCheckUtils]: 71: Hoare triple {47740#(and (<= 65 main_~y~0) (<= main_~y~0 65))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {47741#(and (<= 66 main_~y~0) (<= main_~y~0 66))} is VALID [2022-04-15 06:09:32,561 INFO L290 TraceCheckUtils]: 72: Hoare triple {47741#(and (<= 66 main_~y~0) (<= main_~y~0 66))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {47742#(and (<= main_~y~0 67) (<= 67 main_~y~0))} is VALID [2022-04-15 06:09:32,561 INFO L290 TraceCheckUtils]: 73: Hoare triple {47742#(and (<= main_~y~0 67) (<= 67 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {47967#(and (<= main_~y~0 68) (<= 68 main_~y~0))} is VALID [2022-04-15 06:09:32,561 INFO L290 TraceCheckUtils]: 74: Hoare triple {47967#(and (<= main_~y~0 68) (<= 68 main_~y~0))} assume !(~y~0 % 4294967296 < 1024); {47671#false} is VALID [2022-04-15 06:09:32,562 INFO L272 TraceCheckUtils]: 75: Hoare triple {47671#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {47671#false} is VALID [2022-04-15 06:09:32,562 INFO L290 TraceCheckUtils]: 76: Hoare triple {47671#false} ~cond := #in~cond; {47671#false} is VALID [2022-04-15 06:09:32,562 INFO L290 TraceCheckUtils]: 77: Hoare triple {47671#false} assume 0 == ~cond; {47671#false} is VALID [2022-04-15 06:09:32,562 INFO L290 TraceCheckUtils]: 78: Hoare triple {47671#false} assume !false; {47671#false} is VALID [2022-04-15 06:09:32,562 INFO L134 CoverageAnalysis]: Checked inductivity of 2346 backedges. 0 proven. 2346 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 06:09:32,562 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-15 06:09:40,102 INFO L290 TraceCheckUtils]: 78: Hoare triple {47671#false} assume !false; {47671#false} is VALID [2022-04-15 06:09:40,103 INFO L290 TraceCheckUtils]: 77: Hoare triple {47671#false} assume 0 == ~cond; {47671#false} is VALID [2022-04-15 06:09:40,103 INFO L290 TraceCheckUtils]: 76: Hoare triple {47671#false} ~cond := #in~cond; {47671#false} is VALID [2022-04-15 06:09:40,103 INFO L272 TraceCheckUtils]: 75: Hoare triple {47671#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {47671#false} is VALID [2022-04-15 06:09:40,103 INFO L290 TraceCheckUtils]: 74: Hoare triple {47995#(< (mod main_~y~0 4294967296) 1024)} assume !(~y~0 % 4294967296 < 1024); {47671#false} is VALID [2022-04-15 06:09:40,104 INFO L290 TraceCheckUtils]: 73: Hoare triple {47999#(< (mod (+ main_~y~0 1) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {47995#(< (mod main_~y~0 4294967296) 1024)} is VALID [2022-04-15 06:09:40,105 INFO L290 TraceCheckUtils]: 72: Hoare triple {48003#(< (mod (+ main_~y~0 2) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {47999#(< (mod (+ main_~y~0 1) 4294967296) 1024)} is VALID [2022-04-15 06:09:40,106 INFO L290 TraceCheckUtils]: 71: Hoare triple {48007#(< (mod (+ main_~y~0 3) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48003#(< (mod (+ main_~y~0 2) 4294967296) 1024)} is VALID [2022-04-15 06:09:40,107 INFO L290 TraceCheckUtils]: 70: Hoare triple {48011#(< (mod (+ main_~y~0 4) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48007#(< (mod (+ main_~y~0 3) 4294967296) 1024)} is VALID [2022-04-15 06:09:40,108 INFO L290 TraceCheckUtils]: 69: Hoare triple {48015#(< (mod (+ 5 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48011#(< (mod (+ main_~y~0 4) 4294967296) 1024)} is VALID [2022-04-15 06:09:40,108 INFO L290 TraceCheckUtils]: 68: Hoare triple {48019#(< (mod (+ main_~y~0 6) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48015#(< (mod (+ 5 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:09:40,109 INFO L290 TraceCheckUtils]: 67: Hoare triple {48023#(< (mod (+ 7 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48019#(< (mod (+ main_~y~0 6) 4294967296) 1024)} is VALID [2022-04-15 06:09:40,110 INFO L290 TraceCheckUtils]: 66: Hoare triple {48027#(< (mod (+ main_~y~0 8) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48023#(< (mod (+ 7 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:09:40,111 INFO L290 TraceCheckUtils]: 65: Hoare triple {48031#(< (mod (+ main_~y~0 9) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48027#(< (mod (+ main_~y~0 8) 4294967296) 1024)} is VALID [2022-04-15 06:09:40,111 INFO L290 TraceCheckUtils]: 64: Hoare triple {48035#(< (mod (+ main_~y~0 10) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48031#(< (mod (+ main_~y~0 9) 4294967296) 1024)} is VALID [2022-04-15 06:09:40,112 INFO L290 TraceCheckUtils]: 63: Hoare triple {48039#(< (mod (+ main_~y~0 11) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48035#(< (mod (+ main_~y~0 10) 4294967296) 1024)} is VALID [2022-04-15 06:09:40,114 INFO L290 TraceCheckUtils]: 62: Hoare triple {48043#(< (mod (+ main_~y~0 12) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48039#(< (mod (+ main_~y~0 11) 4294967296) 1024)} is VALID [2022-04-15 06:09:40,114 INFO L290 TraceCheckUtils]: 61: Hoare triple {48047#(< (mod (+ main_~y~0 13) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48043#(< (mod (+ main_~y~0 12) 4294967296) 1024)} is VALID [2022-04-15 06:09:40,115 INFO L290 TraceCheckUtils]: 60: Hoare triple {48051#(< (mod (+ main_~y~0 14) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48047#(< (mod (+ main_~y~0 13) 4294967296) 1024)} is VALID [2022-04-15 06:09:40,116 INFO L290 TraceCheckUtils]: 59: Hoare triple {48055#(< (mod (+ main_~y~0 15) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48051#(< (mod (+ main_~y~0 14) 4294967296) 1024)} is VALID [2022-04-15 06:09:40,117 INFO L290 TraceCheckUtils]: 58: Hoare triple {48059#(< (mod (+ main_~y~0 16) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48055#(< (mod (+ main_~y~0 15) 4294967296) 1024)} is VALID [2022-04-15 06:09:40,117 INFO L290 TraceCheckUtils]: 57: Hoare triple {48063#(< (mod (+ main_~y~0 17) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48059#(< (mod (+ main_~y~0 16) 4294967296) 1024)} is VALID [2022-04-15 06:09:40,118 INFO L290 TraceCheckUtils]: 56: Hoare triple {48067#(< (mod (+ main_~y~0 18) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48063#(< (mod (+ main_~y~0 17) 4294967296) 1024)} is VALID [2022-04-15 06:09:40,119 INFO L290 TraceCheckUtils]: 55: Hoare triple {48071#(< (mod (+ 19 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48067#(< (mod (+ main_~y~0 18) 4294967296) 1024)} is VALID [2022-04-15 06:09:40,120 INFO L290 TraceCheckUtils]: 54: Hoare triple {48075#(< (mod (+ main_~y~0 20) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48071#(< (mod (+ 19 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:09:40,121 INFO L290 TraceCheckUtils]: 53: Hoare triple {48079#(< (mod (+ main_~y~0 21) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48075#(< (mod (+ main_~y~0 20) 4294967296) 1024)} is VALID [2022-04-15 06:09:40,121 INFO L290 TraceCheckUtils]: 52: Hoare triple {48083#(< (mod (+ main_~y~0 22) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48079#(< (mod (+ main_~y~0 21) 4294967296) 1024)} is VALID [2022-04-15 06:09:40,122 INFO L290 TraceCheckUtils]: 51: Hoare triple {48087#(< (mod (+ 23 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48083#(< (mod (+ main_~y~0 22) 4294967296) 1024)} is VALID [2022-04-15 06:09:40,123 INFO L290 TraceCheckUtils]: 50: Hoare triple {48091#(< (mod (+ main_~y~0 24) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48087#(< (mod (+ 23 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:09:40,124 INFO L290 TraceCheckUtils]: 49: Hoare triple {48095#(< (mod (+ main_~y~0 25) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48091#(< (mod (+ main_~y~0 24) 4294967296) 1024)} is VALID [2022-04-15 06:09:40,124 INFO L290 TraceCheckUtils]: 48: Hoare triple {48099#(< (mod (+ main_~y~0 26) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48095#(< (mod (+ main_~y~0 25) 4294967296) 1024)} is VALID [2022-04-15 06:09:40,125 INFO L290 TraceCheckUtils]: 47: Hoare triple {48103#(< (mod (+ main_~y~0 27) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48099#(< (mod (+ main_~y~0 26) 4294967296) 1024)} is VALID [2022-04-15 06:09:40,126 INFO L290 TraceCheckUtils]: 46: Hoare triple {48107#(< (mod (+ main_~y~0 28) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48103#(< (mod (+ main_~y~0 27) 4294967296) 1024)} is VALID [2022-04-15 06:09:40,127 INFO L290 TraceCheckUtils]: 45: Hoare triple {48111#(< (mod (+ 29 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48107#(< (mod (+ main_~y~0 28) 4294967296) 1024)} is VALID [2022-04-15 06:09:40,128 INFO L290 TraceCheckUtils]: 44: Hoare triple {48115#(< (mod (+ 30 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48111#(< (mod (+ 29 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:09:40,129 INFO L290 TraceCheckUtils]: 43: Hoare triple {48119#(< (mod (+ main_~y~0 31) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48115#(< (mod (+ 30 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:09:40,129 INFO L290 TraceCheckUtils]: 42: Hoare triple {48123#(< (mod (+ 32 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48119#(< (mod (+ main_~y~0 31) 4294967296) 1024)} is VALID [2022-04-15 06:09:40,130 INFO L290 TraceCheckUtils]: 41: Hoare triple {48127#(< (mod (+ main_~y~0 33) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48123#(< (mod (+ 32 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:09:40,131 INFO L290 TraceCheckUtils]: 40: Hoare triple {48131#(< (mod (+ main_~y~0 34) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48127#(< (mod (+ main_~y~0 33) 4294967296) 1024)} is VALID [2022-04-15 06:09:40,132 INFO L290 TraceCheckUtils]: 39: Hoare triple {48135#(< (mod (+ 35 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48131#(< (mod (+ main_~y~0 34) 4294967296) 1024)} is VALID [2022-04-15 06:09:40,132 INFO L290 TraceCheckUtils]: 38: Hoare triple {48139#(< (mod (+ main_~y~0 36) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48135#(< (mod (+ 35 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:09:40,133 INFO L290 TraceCheckUtils]: 37: Hoare triple {48143#(< (mod (+ main_~y~0 37) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48139#(< (mod (+ main_~y~0 36) 4294967296) 1024)} is VALID [2022-04-15 06:09:40,134 INFO L290 TraceCheckUtils]: 36: Hoare triple {48147#(< (mod (+ main_~y~0 38) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48143#(< (mod (+ main_~y~0 37) 4294967296) 1024)} is VALID [2022-04-15 06:09:40,135 INFO L290 TraceCheckUtils]: 35: Hoare triple {48151#(< (mod (+ main_~y~0 39) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48147#(< (mod (+ main_~y~0 38) 4294967296) 1024)} is VALID [2022-04-15 06:09:40,136 INFO L290 TraceCheckUtils]: 34: Hoare triple {48155#(< (mod (+ 40 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48151#(< (mod (+ main_~y~0 39) 4294967296) 1024)} is VALID [2022-04-15 06:09:40,136 INFO L290 TraceCheckUtils]: 33: Hoare triple {48159#(< (mod (+ 41 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48155#(< (mod (+ 40 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:09:40,137 INFO L290 TraceCheckUtils]: 32: Hoare triple {48163#(< (mod (+ 42 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48159#(< (mod (+ 41 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:09:40,138 INFO L290 TraceCheckUtils]: 31: Hoare triple {48167#(< (mod (+ main_~y~0 43) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48163#(< (mod (+ 42 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:09:40,139 INFO L290 TraceCheckUtils]: 30: Hoare triple {48171#(< (mod (+ 44 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48167#(< (mod (+ main_~y~0 43) 4294967296) 1024)} is VALID [2022-04-15 06:09:40,140 INFO L290 TraceCheckUtils]: 29: Hoare triple {48175#(< (mod (+ main_~y~0 45) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48171#(< (mod (+ 44 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:09:40,140 INFO L290 TraceCheckUtils]: 28: Hoare triple {48179#(< (mod (+ main_~y~0 46) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48175#(< (mod (+ main_~y~0 45) 4294967296) 1024)} is VALID [2022-04-15 06:09:40,141 INFO L290 TraceCheckUtils]: 27: Hoare triple {48183#(< (mod (+ main_~y~0 47) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48179#(< (mod (+ main_~y~0 46) 4294967296) 1024)} is VALID [2022-04-15 06:09:40,142 INFO L290 TraceCheckUtils]: 26: Hoare triple {48187#(< (mod (+ main_~y~0 48) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48183#(< (mod (+ main_~y~0 47) 4294967296) 1024)} is VALID [2022-04-15 06:09:40,143 INFO L290 TraceCheckUtils]: 25: Hoare triple {48191#(< (mod (+ 49 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48187#(< (mod (+ main_~y~0 48) 4294967296) 1024)} is VALID [2022-04-15 06:09:40,144 INFO L290 TraceCheckUtils]: 24: Hoare triple {48195#(< (mod (+ main_~y~0 50) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48191#(< (mod (+ 49 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:09:40,147 INFO L290 TraceCheckUtils]: 23: Hoare triple {48199#(< (mod (+ 51 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48195#(< (mod (+ main_~y~0 50) 4294967296) 1024)} is VALID [2022-04-15 06:09:40,148 INFO L290 TraceCheckUtils]: 22: Hoare triple {48203#(< (mod (+ main_~y~0 52) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48199#(< (mod (+ 51 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:09:40,148 INFO L290 TraceCheckUtils]: 21: Hoare triple {48207#(< (mod (+ 53 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48203#(< (mod (+ main_~y~0 52) 4294967296) 1024)} is VALID [2022-04-15 06:09:40,149 INFO L290 TraceCheckUtils]: 20: Hoare triple {48211#(< (mod (+ main_~y~0 54) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48207#(< (mod (+ 53 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:09:40,150 INFO L290 TraceCheckUtils]: 19: Hoare triple {48215#(< (mod (+ main_~y~0 55) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48211#(< (mod (+ main_~y~0 54) 4294967296) 1024)} is VALID [2022-04-15 06:09:40,185 INFO L290 TraceCheckUtils]: 18: Hoare triple {48219#(< (mod (+ 56 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48215#(< (mod (+ main_~y~0 55) 4294967296) 1024)} is VALID [2022-04-15 06:09:40,187 INFO L290 TraceCheckUtils]: 17: Hoare triple {48223#(< (mod (+ 57 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48219#(< (mod (+ 56 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:09:40,187 INFO L290 TraceCheckUtils]: 16: Hoare triple {48227#(< (mod (+ main_~y~0 58) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48223#(< (mod (+ 57 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:09:40,188 INFO L290 TraceCheckUtils]: 15: Hoare triple {48231#(< (mod (+ 59 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48227#(< (mod (+ main_~y~0 58) 4294967296) 1024)} is VALID [2022-04-15 06:09:40,189 INFO L290 TraceCheckUtils]: 14: Hoare triple {48235#(< (mod (+ main_~y~0 60) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48231#(< (mod (+ 59 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:09:40,190 INFO L290 TraceCheckUtils]: 13: Hoare triple {48239#(< (mod (+ main_~y~0 61) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48235#(< (mod (+ main_~y~0 60) 4294967296) 1024)} is VALID [2022-04-15 06:09:40,191 INFO L290 TraceCheckUtils]: 12: Hoare triple {48243#(< (mod (+ main_~y~0 62) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48239#(< (mod (+ main_~y~0 61) 4294967296) 1024)} is VALID [2022-04-15 06:09:40,191 INFO L290 TraceCheckUtils]: 11: Hoare triple {48247#(< (mod (+ main_~y~0 63) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48243#(< (mod (+ main_~y~0 62) 4294967296) 1024)} is VALID [2022-04-15 06:09:40,192 INFO L290 TraceCheckUtils]: 10: Hoare triple {48251#(< (mod (+ 64 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48247#(< (mod (+ main_~y~0 63) 4294967296) 1024)} is VALID [2022-04-15 06:09:40,193 INFO L290 TraceCheckUtils]: 9: Hoare triple {48255#(< (mod (+ main_~y~0 65) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48251#(< (mod (+ 64 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:09:40,193 INFO L290 TraceCheckUtils]: 8: Hoare triple {48259#(< (mod (+ 66 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48255#(< (mod (+ main_~y~0 65) 4294967296) 1024)} is VALID [2022-04-15 06:09:40,194 INFO L290 TraceCheckUtils]: 7: Hoare triple {48263#(< (mod (+ 67 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48259#(< (mod (+ 66 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:09:40,195 INFO L290 TraceCheckUtils]: 6: Hoare triple {48267#(< (mod (+ 68 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48263#(< (mod (+ 67 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:09:40,195 INFO L290 TraceCheckUtils]: 5: Hoare triple {47670#true} ~x~0 := 1;~y~0 := 0; {48267#(< (mod (+ 68 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:09:40,195 INFO L272 TraceCheckUtils]: 4: Hoare triple {47670#true} call #t~ret5 := main(); {47670#true} is VALID [2022-04-15 06:09:40,195 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {47670#true} {47670#true} #34#return; {47670#true} is VALID [2022-04-15 06:09:40,195 INFO L290 TraceCheckUtils]: 2: Hoare triple {47670#true} assume true; {47670#true} is VALID [2022-04-15 06:09:40,195 INFO L290 TraceCheckUtils]: 1: Hoare triple {47670#true} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {47670#true} is VALID [2022-04-15 06:09:40,195 INFO L272 TraceCheckUtils]: 0: Hoare triple {47670#true} call ULTIMATE.init(); {47670#true} is VALID [2022-04-15 06:09:40,196 INFO L134 CoverageAnalysis]: Checked inductivity of 2346 backedges. 0 proven. 2346 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 06:09:40,196 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [692323549] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-15 06:09:40,196 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-04-15 06:09:40,196 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [72, 71, 71] total 142 [2022-04-15 06:09:40,196 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-15 06:09:40,197 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [748799908] [2022-04-15 06:09:40,197 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [748799908] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-15 06:09:40,197 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-15 06:09:40,197 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [72] imperfect sequences [] total 72 [2022-04-15 06:09:40,197 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1476093365] [2022-04-15 06:09:40,197 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-15 06:09:40,197 INFO L78 Accepts]: Start accepts. Automaton has has 72 states, 72 states have (on average 1.0416666666666667) internal successors, (75), 71 states have internal predecessors, (75), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 79 [2022-04-15 06:09:40,197 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-15 06:09:40,197 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 72 states, 72 states have (on average 1.0416666666666667) internal successors, (75), 71 states have internal predecessors, (75), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:09:40,240 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 79 edges. 79 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 06:09:40,240 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 72 states [2022-04-15 06:09:40,240 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-15 06:09:40,241 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 72 interpolants. [2022-04-15 06:09:40,242 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5180, Invalid=14842, Unknown=0, NotChecked=0, Total=20022 [2022-04-15 06:09:40,242 INFO L87 Difference]: Start difference. First operand 80 states and 80 transitions. Second operand has 72 states, 72 states have (on average 1.0416666666666667) internal successors, (75), 71 states have internal predecessors, (75), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:09:50,000 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 06:09:50,000 INFO L93 Difference]: Finished difference Result 86 states and 86 transitions. [2022-04-15 06:09:50,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2022-04-15 06:09:50,000 INFO L78 Accepts]: Start accepts. Automaton has has 72 states, 72 states have (on average 1.0416666666666667) internal successors, (75), 71 states have internal predecessors, (75), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 79 [2022-04-15 06:09:50,001 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-15 06:09:50,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 72 states, 72 states have (on average 1.0416666666666667) internal successors, (75), 71 states have internal predecessors, (75), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:09:50,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 72 states and 86 transitions. [2022-04-15 06:09:50,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 72 states, 72 states have (on average 1.0416666666666667) internal successors, (75), 71 states have internal predecessors, (75), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:09:50,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 72 states and 86 transitions. [2022-04-15 06:09:50,002 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 72 states and 86 transitions. [2022-04-15 06:09:50,061 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 86 edges. 86 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 06:09:50,062 INFO L225 Difference]: With dead ends: 86 [2022-04-15 06:09:50,062 INFO L226 Difference]: Without dead ends: 81 [2022-04-15 06:09:50,065 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 299 GetRequests, 89 SyntacticMatches, 1 SemanticMatches, 209 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2488 ImplicationChecksByTransitivity, 11.1s TimeCoverageRelationStatistics Valid=10353, Invalid=33957, Unknown=0, NotChecked=0, Total=44310 [2022-04-15 06:09:50,065 INFO L913 BasicCegarLoop]: 11 mSDtfsCounter, 6 mSDsluCounter, 232 mSDsCounter, 0 mSdLazyCounter, 4924 mSolverCounterSat, 139 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 243 SdHoareTripleChecker+Invalid, 5063 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 139 IncrementalHoareTripleChecker+Valid, 4924 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.9s IncrementalHoareTripleChecker+Time [2022-04-15 06:09:50,065 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [6 Valid, 243 Invalid, 5063 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [139 Valid, 4924 Invalid, 0 Unknown, 0 Unchecked, 3.9s Time] [2022-04-15 06:09:50,065 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 81 states. [2022-04-15 06:09:50,158 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 81 to 81. [2022-04-15 06:09:50,159 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-15 06:09:50,159 INFO L82 GeneralOperation]: Start isEquivalent. First operand 81 states. Second operand has 81 states, 76 states have (on average 1.013157894736842) internal successors, (77), 76 states have internal predecessors, (77), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:09:50,159 INFO L74 IsIncluded]: Start isIncluded. First operand 81 states. Second operand has 81 states, 76 states have (on average 1.013157894736842) internal successors, (77), 76 states have internal predecessors, (77), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:09:50,159 INFO L87 Difference]: Start difference. First operand 81 states. Second operand has 81 states, 76 states have (on average 1.013157894736842) internal successors, (77), 76 states have internal predecessors, (77), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:09:50,160 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 06:09:50,160 INFO L93 Difference]: Finished difference Result 81 states and 81 transitions. [2022-04-15 06:09:50,160 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 81 transitions. [2022-04-15 06:09:50,160 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-15 06:09:50,160 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-15 06:09:50,160 INFO L74 IsIncluded]: Start isIncluded. First operand has 81 states, 76 states have (on average 1.013157894736842) internal successors, (77), 76 states have internal predecessors, (77), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 81 states. [2022-04-15 06:09:50,160 INFO L87 Difference]: Start difference. First operand has 81 states, 76 states have (on average 1.013157894736842) internal successors, (77), 76 states have internal predecessors, (77), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 81 states. [2022-04-15 06:09:50,161 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 06:09:50,161 INFO L93 Difference]: Finished difference Result 81 states and 81 transitions. [2022-04-15 06:09:50,161 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 81 transitions. [2022-04-15 06:09:50,161 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-15 06:09:50,161 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-15 06:09:50,161 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-15 06:09:50,161 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-15 06:09:50,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 81 states, 76 states have (on average 1.013157894736842) internal successors, (77), 76 states have internal predecessors, (77), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:09:50,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 81 transitions. [2022-04-15 06:09:50,162 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 81 transitions. Word has length 79 [2022-04-15 06:09:50,162 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-15 06:09:50,162 INFO L478 AbstractCegarLoop]: Abstraction has 81 states and 81 transitions. [2022-04-15 06:09:50,162 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 72 states, 72 states have (on average 1.0416666666666667) internal successors, (75), 71 states have internal predecessors, (75), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:09:50,162 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 81 states and 81 transitions. [2022-04-15 06:09:50,227 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 81 edges. 81 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 06:09:50,227 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 81 transitions. [2022-04-15 06:09:50,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2022-04-15 06:09:50,227 INFO L491 BasicCegarLoop]: Found error trace [2022-04-15 06:09:50,227 INFO L499 BasicCegarLoop]: trace histogram [69, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-15 06:09:50,250 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (69)] Ended with exit code 0 [2022-04-15 06:09:50,428 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 69 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable137,SelfDestructingSolverStorable136 [2022-04-15 06:09:50,428 INFO L403 AbstractCegarLoop]: === Iteration 71 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-15 06:09:50,428 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-15 06:09:50,428 INFO L85 PathProgramCache]: Analyzing trace with hash -1287971850, now seen corresponding path program 137 times [2022-04-15 06:09:50,428 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-15 06:09:50,428 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [2138288769] [2022-04-15 06:09:53,105 WARN L977 rdanLoopAcceleration]: Unable to prove correctness of quantifier elimination. [2022-04-15 06:09:53,242 INFO L89 AcceleratorJordan]: Jordan loop acceleration statistics: 1 HavocedVariables, 2 AssignedVariables, 0 ReadonlyVariables, Eigenvalues: {0={1=1}, 1={2=1}}, 1 SequentialAcceleration, 0 AlternatingAcceleration, 1 QuantifierFreeResult [2022-04-15 06:09:53,243 INFO L271 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2022-04-15 06:09:53,244 INFO L85 PathProgramCache]: Analyzing trace with hash -2143111689, now seen corresponding path program 1 times [2022-04-15 06:09:53,244 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-15 06:09:53,244 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [935114313] [2022-04-15 06:09:53,245 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-15 06:09:53,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-15 06:09:53,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-15 06:09:53,248 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-04-15 06:09:53,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-15 06:09:53,250 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-04-15 06:09:53,250 INFO L85 PathProgramCache]: Analyzing trace with hash -1287971850, now seen corresponding path program 138 times [2022-04-15 06:09:53,250 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-15 06:09:53,250 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [304915424] [2022-04-15 06:09:53,251 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-15 06:09:53,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-15 06:09:53,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 06:09:55,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-15 06:09:55,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 06:09:55,756 INFO L290 TraceCheckUtils]: 0: Hoare triple {48997#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {48922#true} is VALID [2022-04-15 06:09:55,756 INFO L290 TraceCheckUtils]: 1: Hoare triple {48922#true} assume true; {48922#true} is VALID [2022-04-15 06:09:55,757 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {48922#true} {48922#true} #34#return; {48922#true} is VALID [2022-04-15 06:09:55,757 INFO L272 TraceCheckUtils]: 0: Hoare triple {48922#true} call ULTIMATE.init(); {48997#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} is VALID [2022-04-15 06:09:55,757 INFO L290 TraceCheckUtils]: 1: Hoare triple {48997#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {48922#true} is VALID [2022-04-15 06:09:55,757 INFO L290 TraceCheckUtils]: 2: Hoare triple {48922#true} assume true; {48922#true} is VALID [2022-04-15 06:09:55,757 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {48922#true} {48922#true} #34#return; {48922#true} is VALID [2022-04-15 06:09:55,757 INFO L272 TraceCheckUtils]: 4: Hoare triple {48922#true} call #t~ret5 := main(); {48922#true} is VALID [2022-04-15 06:09:55,757 INFO L290 TraceCheckUtils]: 5: Hoare triple {48922#true} ~x~0 := 1;~y~0 := 0; {48927#(= main_~y~0 0)} is VALID [2022-04-15 06:09:55,758 INFO L290 TraceCheckUtils]: 6: Hoare triple {48927#(= main_~y~0 0)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48928#(and (<= 1 main_~y~0) (<= main_~y~0 1))} is VALID [2022-04-15 06:09:55,758 INFO L290 TraceCheckUtils]: 7: Hoare triple {48928#(and (<= 1 main_~y~0) (<= main_~y~0 1))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48929#(and (<= 2 main_~y~0) (<= main_~y~0 2))} is VALID [2022-04-15 06:09:55,759 INFO L290 TraceCheckUtils]: 8: Hoare triple {48929#(and (<= 2 main_~y~0) (<= main_~y~0 2))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48930#(and (<= main_~y~0 3) (<= 3 main_~y~0))} is VALID [2022-04-15 06:09:55,759 INFO L290 TraceCheckUtils]: 9: Hoare triple {48930#(and (<= main_~y~0 3) (<= 3 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48931#(and (<= main_~y~0 4) (<= 4 main_~y~0))} is VALID [2022-04-15 06:09:55,760 INFO L290 TraceCheckUtils]: 10: Hoare triple {48931#(and (<= main_~y~0 4) (<= 4 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48932#(and (<= 5 main_~y~0) (<= main_~y~0 5))} is VALID [2022-04-15 06:09:55,760 INFO L290 TraceCheckUtils]: 11: Hoare triple {48932#(and (<= 5 main_~y~0) (<= main_~y~0 5))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48933#(and (<= main_~y~0 6) (<= 6 main_~y~0))} is VALID [2022-04-15 06:09:55,761 INFO L290 TraceCheckUtils]: 12: Hoare triple {48933#(and (<= main_~y~0 6) (<= 6 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48934#(and (<= 7 main_~y~0) (<= main_~y~0 7))} is VALID [2022-04-15 06:09:55,761 INFO L290 TraceCheckUtils]: 13: Hoare triple {48934#(and (<= 7 main_~y~0) (<= main_~y~0 7))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48935#(and (<= main_~y~0 8) (<= 8 main_~y~0))} is VALID [2022-04-15 06:09:55,762 INFO L290 TraceCheckUtils]: 14: Hoare triple {48935#(and (<= main_~y~0 8) (<= 8 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48936#(and (<= 9 main_~y~0) (<= main_~y~0 9))} is VALID [2022-04-15 06:09:55,763 INFO L290 TraceCheckUtils]: 15: Hoare triple {48936#(and (<= 9 main_~y~0) (<= main_~y~0 9))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48937#(and (<= main_~y~0 10) (<= 10 main_~y~0))} is VALID [2022-04-15 06:09:55,763 INFO L290 TraceCheckUtils]: 16: Hoare triple {48937#(and (<= main_~y~0 10) (<= 10 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48938#(and (<= main_~y~0 11) (<= 11 main_~y~0))} is VALID [2022-04-15 06:09:55,764 INFO L290 TraceCheckUtils]: 17: Hoare triple {48938#(and (<= main_~y~0 11) (<= 11 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48939#(and (<= 12 main_~y~0) (<= main_~y~0 12))} is VALID [2022-04-15 06:09:55,764 INFO L290 TraceCheckUtils]: 18: Hoare triple {48939#(and (<= 12 main_~y~0) (<= main_~y~0 12))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48940#(and (<= main_~y~0 13) (<= 13 main_~y~0))} is VALID [2022-04-15 06:09:55,765 INFO L290 TraceCheckUtils]: 19: Hoare triple {48940#(and (<= main_~y~0 13) (<= 13 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48941#(and (<= 14 main_~y~0) (<= main_~y~0 14))} is VALID [2022-04-15 06:09:55,765 INFO L290 TraceCheckUtils]: 20: Hoare triple {48941#(and (<= 14 main_~y~0) (<= main_~y~0 14))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48942#(and (<= main_~y~0 15) (<= 15 main_~y~0))} is VALID [2022-04-15 06:09:55,766 INFO L290 TraceCheckUtils]: 21: Hoare triple {48942#(and (<= main_~y~0 15) (<= 15 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48943#(and (<= 16 main_~y~0) (<= main_~y~0 16))} is VALID [2022-04-15 06:09:55,766 INFO L290 TraceCheckUtils]: 22: Hoare triple {48943#(and (<= 16 main_~y~0) (<= main_~y~0 16))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48944#(and (<= main_~y~0 17) (<= 17 main_~y~0))} is VALID [2022-04-15 06:09:55,767 INFO L290 TraceCheckUtils]: 23: Hoare triple {48944#(and (<= main_~y~0 17) (<= 17 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48945#(and (<= 18 main_~y~0) (<= main_~y~0 18))} is VALID [2022-04-15 06:09:55,767 INFO L290 TraceCheckUtils]: 24: Hoare triple {48945#(and (<= 18 main_~y~0) (<= main_~y~0 18))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48946#(and (<= 19 main_~y~0) (<= main_~y~0 19))} is VALID [2022-04-15 06:09:55,768 INFO L290 TraceCheckUtils]: 25: Hoare triple {48946#(and (<= 19 main_~y~0) (<= main_~y~0 19))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48947#(and (<= 20 main_~y~0) (<= main_~y~0 20))} is VALID [2022-04-15 06:09:55,768 INFO L290 TraceCheckUtils]: 26: Hoare triple {48947#(and (<= 20 main_~y~0) (<= main_~y~0 20))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48948#(and (<= main_~y~0 21) (<= 21 main_~y~0))} is VALID [2022-04-15 06:09:55,769 INFO L290 TraceCheckUtils]: 27: Hoare triple {48948#(and (<= main_~y~0 21) (<= 21 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48949#(and (<= main_~y~0 22) (<= 22 main_~y~0))} is VALID [2022-04-15 06:09:55,769 INFO L290 TraceCheckUtils]: 28: Hoare triple {48949#(and (<= main_~y~0 22) (<= 22 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48950#(and (<= main_~y~0 23) (<= 23 main_~y~0))} is VALID [2022-04-15 06:09:55,770 INFO L290 TraceCheckUtils]: 29: Hoare triple {48950#(and (<= main_~y~0 23) (<= 23 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48951#(and (<= 24 main_~y~0) (<= main_~y~0 24))} is VALID [2022-04-15 06:09:55,770 INFO L290 TraceCheckUtils]: 30: Hoare triple {48951#(and (<= 24 main_~y~0) (<= main_~y~0 24))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48952#(and (<= 25 main_~y~0) (<= main_~y~0 25))} is VALID [2022-04-15 06:09:55,771 INFO L290 TraceCheckUtils]: 31: Hoare triple {48952#(and (<= 25 main_~y~0) (<= main_~y~0 25))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48953#(and (<= main_~y~0 26) (<= 26 main_~y~0))} is VALID [2022-04-15 06:09:55,771 INFO L290 TraceCheckUtils]: 32: Hoare triple {48953#(and (<= main_~y~0 26) (<= 26 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48954#(and (<= main_~y~0 27) (<= 27 main_~y~0))} is VALID [2022-04-15 06:09:55,772 INFO L290 TraceCheckUtils]: 33: Hoare triple {48954#(and (<= main_~y~0 27) (<= 27 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48955#(and (<= main_~y~0 28) (<= 28 main_~y~0))} is VALID [2022-04-15 06:09:55,772 INFO L290 TraceCheckUtils]: 34: Hoare triple {48955#(and (<= main_~y~0 28) (<= 28 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48956#(and (<= 29 main_~y~0) (<= main_~y~0 29))} is VALID [2022-04-15 06:09:55,773 INFO L290 TraceCheckUtils]: 35: Hoare triple {48956#(and (<= 29 main_~y~0) (<= main_~y~0 29))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48957#(and (<= main_~y~0 30) (<= 30 main_~y~0))} is VALID [2022-04-15 06:09:55,773 INFO L290 TraceCheckUtils]: 36: Hoare triple {48957#(and (<= main_~y~0 30) (<= 30 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48958#(and (<= main_~y~0 31) (<= 31 main_~y~0))} is VALID [2022-04-15 06:09:55,774 INFO L290 TraceCheckUtils]: 37: Hoare triple {48958#(and (<= main_~y~0 31) (<= 31 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48959#(and (<= main_~y~0 32) (<= 32 main_~y~0))} is VALID [2022-04-15 06:09:55,774 INFO L290 TraceCheckUtils]: 38: Hoare triple {48959#(and (<= main_~y~0 32) (<= 32 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48960#(and (<= 33 main_~y~0) (<= main_~y~0 33))} is VALID [2022-04-15 06:09:55,775 INFO L290 TraceCheckUtils]: 39: Hoare triple {48960#(and (<= 33 main_~y~0) (<= main_~y~0 33))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48961#(and (<= main_~y~0 34) (<= 34 main_~y~0))} is VALID [2022-04-15 06:09:55,775 INFO L290 TraceCheckUtils]: 40: Hoare triple {48961#(and (<= main_~y~0 34) (<= 34 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48962#(and (<= 35 main_~y~0) (<= main_~y~0 35))} is VALID [2022-04-15 06:09:55,776 INFO L290 TraceCheckUtils]: 41: Hoare triple {48962#(and (<= 35 main_~y~0) (<= main_~y~0 35))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48963#(and (<= 36 main_~y~0) (<= main_~y~0 36))} is VALID [2022-04-15 06:09:55,776 INFO L290 TraceCheckUtils]: 42: Hoare triple {48963#(and (<= 36 main_~y~0) (<= main_~y~0 36))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48964#(and (<= main_~y~0 37) (<= 37 main_~y~0))} is VALID [2022-04-15 06:09:55,777 INFO L290 TraceCheckUtils]: 43: Hoare triple {48964#(and (<= main_~y~0 37) (<= 37 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48965#(and (<= 38 main_~y~0) (<= main_~y~0 38))} is VALID [2022-04-15 06:09:55,777 INFO L290 TraceCheckUtils]: 44: Hoare triple {48965#(and (<= 38 main_~y~0) (<= main_~y~0 38))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48966#(and (<= 39 main_~y~0) (<= main_~y~0 39))} is VALID [2022-04-15 06:09:55,778 INFO L290 TraceCheckUtils]: 45: Hoare triple {48966#(and (<= 39 main_~y~0) (<= main_~y~0 39))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48967#(and (<= 40 main_~y~0) (<= main_~y~0 40))} is VALID [2022-04-15 06:09:55,778 INFO L290 TraceCheckUtils]: 46: Hoare triple {48967#(and (<= 40 main_~y~0) (<= main_~y~0 40))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48968#(and (<= 41 main_~y~0) (<= main_~y~0 41))} is VALID [2022-04-15 06:09:55,779 INFO L290 TraceCheckUtils]: 47: Hoare triple {48968#(and (<= 41 main_~y~0) (<= main_~y~0 41))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48969#(and (<= main_~y~0 42) (<= 42 main_~y~0))} is VALID [2022-04-15 06:09:55,779 INFO L290 TraceCheckUtils]: 48: Hoare triple {48969#(and (<= main_~y~0 42) (<= 42 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48970#(and (<= 43 main_~y~0) (<= main_~y~0 43))} is VALID [2022-04-15 06:09:55,780 INFO L290 TraceCheckUtils]: 49: Hoare triple {48970#(and (<= 43 main_~y~0) (<= main_~y~0 43))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48971#(and (<= main_~y~0 44) (<= 44 main_~y~0))} is VALID [2022-04-15 06:09:55,780 INFO L290 TraceCheckUtils]: 50: Hoare triple {48971#(and (<= main_~y~0 44) (<= 44 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48972#(and (<= main_~y~0 45) (<= 45 main_~y~0))} is VALID [2022-04-15 06:09:55,781 INFO L290 TraceCheckUtils]: 51: Hoare triple {48972#(and (<= main_~y~0 45) (<= 45 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48973#(and (<= main_~y~0 46) (<= 46 main_~y~0))} is VALID [2022-04-15 06:09:55,781 INFO L290 TraceCheckUtils]: 52: Hoare triple {48973#(and (<= main_~y~0 46) (<= 46 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48974#(and (<= main_~y~0 47) (<= 47 main_~y~0))} is VALID [2022-04-15 06:09:55,782 INFO L290 TraceCheckUtils]: 53: Hoare triple {48974#(and (<= main_~y~0 47) (<= 47 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48975#(and (<= 48 main_~y~0) (<= main_~y~0 48))} is VALID [2022-04-15 06:09:55,782 INFO L290 TraceCheckUtils]: 54: Hoare triple {48975#(and (<= 48 main_~y~0) (<= main_~y~0 48))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48976#(and (<= 49 main_~y~0) (<= main_~y~0 49))} is VALID [2022-04-15 06:09:55,783 INFO L290 TraceCheckUtils]: 55: Hoare triple {48976#(and (<= 49 main_~y~0) (<= main_~y~0 49))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48977#(and (<= 50 main_~y~0) (<= main_~y~0 50))} is VALID [2022-04-15 06:09:55,783 INFO L290 TraceCheckUtils]: 56: Hoare triple {48977#(and (<= 50 main_~y~0) (<= main_~y~0 50))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48978#(and (<= 51 main_~y~0) (<= main_~y~0 51))} is VALID [2022-04-15 06:09:55,784 INFO L290 TraceCheckUtils]: 57: Hoare triple {48978#(and (<= 51 main_~y~0) (<= main_~y~0 51))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48979#(and (<= main_~y~0 52) (<= 52 main_~y~0))} is VALID [2022-04-15 06:09:55,784 INFO L290 TraceCheckUtils]: 58: Hoare triple {48979#(and (<= main_~y~0 52) (<= 52 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48980#(and (<= main_~y~0 53) (<= 53 main_~y~0))} is VALID [2022-04-15 06:09:55,785 INFO L290 TraceCheckUtils]: 59: Hoare triple {48980#(and (<= main_~y~0 53) (<= 53 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48981#(and (<= 54 main_~y~0) (<= main_~y~0 54))} is VALID [2022-04-15 06:09:55,785 INFO L290 TraceCheckUtils]: 60: Hoare triple {48981#(and (<= 54 main_~y~0) (<= main_~y~0 54))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48982#(and (<= 55 main_~y~0) (<= main_~y~0 55))} is VALID [2022-04-15 06:09:55,786 INFO L290 TraceCheckUtils]: 61: Hoare triple {48982#(and (<= 55 main_~y~0) (<= main_~y~0 55))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48983#(and (<= main_~y~0 56) (<= 56 main_~y~0))} is VALID [2022-04-15 06:09:55,786 INFO L290 TraceCheckUtils]: 62: Hoare triple {48983#(and (<= main_~y~0 56) (<= 56 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48984#(and (<= main_~y~0 57) (<= 57 main_~y~0))} is VALID [2022-04-15 06:09:55,787 INFO L290 TraceCheckUtils]: 63: Hoare triple {48984#(and (<= main_~y~0 57) (<= 57 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48985#(and (<= 58 main_~y~0) (<= main_~y~0 58))} is VALID [2022-04-15 06:09:55,787 INFO L290 TraceCheckUtils]: 64: Hoare triple {48985#(and (<= 58 main_~y~0) (<= main_~y~0 58))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48986#(and (<= main_~y~0 59) (<= 59 main_~y~0))} is VALID [2022-04-15 06:09:55,788 INFO L290 TraceCheckUtils]: 65: Hoare triple {48986#(and (<= main_~y~0 59) (<= 59 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48987#(and (<= 60 main_~y~0) (<= main_~y~0 60))} is VALID [2022-04-15 06:09:55,788 INFO L290 TraceCheckUtils]: 66: Hoare triple {48987#(and (<= 60 main_~y~0) (<= main_~y~0 60))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48988#(and (<= main_~y~0 61) (<= 61 main_~y~0))} is VALID [2022-04-15 06:09:55,789 INFO L290 TraceCheckUtils]: 67: Hoare triple {48988#(and (<= main_~y~0 61) (<= 61 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48989#(and (<= main_~y~0 62) (<= 62 main_~y~0))} is VALID [2022-04-15 06:09:55,789 INFO L290 TraceCheckUtils]: 68: Hoare triple {48989#(and (<= main_~y~0 62) (<= 62 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48990#(and (<= 63 main_~y~0) (<= main_~y~0 63))} is VALID [2022-04-15 06:09:55,790 INFO L290 TraceCheckUtils]: 69: Hoare triple {48990#(and (<= 63 main_~y~0) (<= main_~y~0 63))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48991#(and (<= 64 main_~y~0) (<= main_~y~0 64))} is VALID [2022-04-15 06:09:55,790 INFO L290 TraceCheckUtils]: 70: Hoare triple {48991#(and (<= 64 main_~y~0) (<= main_~y~0 64))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48992#(and (<= 65 main_~y~0) (<= main_~y~0 65))} is VALID [2022-04-15 06:09:55,791 INFO L290 TraceCheckUtils]: 71: Hoare triple {48992#(and (<= 65 main_~y~0) (<= main_~y~0 65))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48993#(and (<= 66 main_~y~0) (<= main_~y~0 66))} is VALID [2022-04-15 06:09:55,791 INFO L290 TraceCheckUtils]: 72: Hoare triple {48993#(and (<= 66 main_~y~0) (<= main_~y~0 66))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48994#(and (<= main_~y~0 67) (<= 67 main_~y~0))} is VALID [2022-04-15 06:09:55,792 INFO L290 TraceCheckUtils]: 73: Hoare triple {48994#(and (<= main_~y~0 67) (<= 67 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48995#(and (<= main_~y~0 68) (<= 68 main_~y~0))} is VALID [2022-04-15 06:09:55,793 INFO L290 TraceCheckUtils]: 74: Hoare triple {48995#(and (<= main_~y~0 68) (<= 68 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48996#(and (not (<= (+ (div main_~y~0 4294967296) 1) 0)) (<= main_~y~0 69))} is VALID [2022-04-15 06:09:55,793 INFO L290 TraceCheckUtils]: 75: Hoare triple {48996#(and (not (<= (+ (div main_~y~0 4294967296) 1) 0)) (<= main_~y~0 69))} assume !(~y~0 % 4294967296 < 1024); {48923#false} is VALID [2022-04-15 06:09:55,793 INFO L272 TraceCheckUtils]: 76: Hoare triple {48923#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {48923#false} is VALID [2022-04-15 06:09:55,793 INFO L290 TraceCheckUtils]: 77: Hoare triple {48923#false} ~cond := #in~cond; {48923#false} is VALID [2022-04-15 06:09:55,793 INFO L290 TraceCheckUtils]: 78: Hoare triple {48923#false} assume 0 == ~cond; {48923#false} is VALID [2022-04-15 06:09:55,793 INFO L290 TraceCheckUtils]: 79: Hoare triple {48923#false} assume !false; {48923#false} is VALID [2022-04-15 06:09:55,794 INFO L134 CoverageAnalysis]: Checked inductivity of 2415 backedges. 0 proven. 2415 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 06:09:55,794 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-15 06:09:55,794 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [304915424] [2022-04-15 06:09:55,794 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [304915424] provided 0 perfect and 1 imperfect interpolant sequences [2022-04-15 06:09:55,794 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1142598541] [2022-04-15 06:09:55,794 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2022-04-15 06:09:55,794 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-15 06:09:55,794 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-15 06:09:55,795 INFO L229 MonitoredProcess]: Starting monitored process 70 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-04-15 06:09:55,796 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (70)] Waiting until timeout for monitored process [2022-04-15 06:10:50,492 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 36 check-sat command(s) [2022-04-15 06:10:50,492 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-15 06:10:50,521 INFO L263 TraceCheckSpWp]: Trace formula consists of 398 conjuncts, 141 conjunts are in the unsatisfiable core [2022-04-15 06:10:50,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 06:10:50,538 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-15 06:10:51,313 INFO L272 TraceCheckUtils]: 0: Hoare triple {48922#true} call ULTIMATE.init(); {48922#true} is VALID [2022-04-15 06:10:51,313 INFO L290 TraceCheckUtils]: 1: Hoare triple {48922#true} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {48922#true} is VALID [2022-04-15 06:10:51,313 INFO L290 TraceCheckUtils]: 2: Hoare triple {48922#true} assume true; {48922#true} is VALID [2022-04-15 06:10:51,313 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {48922#true} {48922#true} #34#return; {48922#true} is VALID [2022-04-15 06:10:51,313 INFO L272 TraceCheckUtils]: 4: Hoare triple {48922#true} call #t~ret5 := main(); {48922#true} is VALID [2022-04-15 06:10:51,314 INFO L290 TraceCheckUtils]: 5: Hoare triple {48922#true} ~x~0 := 1;~y~0 := 0; {48927#(= main_~y~0 0)} is VALID [2022-04-15 06:10:51,314 INFO L290 TraceCheckUtils]: 6: Hoare triple {48927#(= main_~y~0 0)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48928#(and (<= 1 main_~y~0) (<= main_~y~0 1))} is VALID [2022-04-15 06:10:51,314 INFO L290 TraceCheckUtils]: 7: Hoare triple {48928#(and (<= 1 main_~y~0) (<= main_~y~0 1))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48929#(and (<= 2 main_~y~0) (<= main_~y~0 2))} is VALID [2022-04-15 06:10:51,315 INFO L290 TraceCheckUtils]: 8: Hoare triple {48929#(and (<= 2 main_~y~0) (<= main_~y~0 2))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48930#(and (<= main_~y~0 3) (<= 3 main_~y~0))} is VALID [2022-04-15 06:10:51,315 INFO L290 TraceCheckUtils]: 9: Hoare triple {48930#(and (<= main_~y~0 3) (<= 3 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48931#(and (<= main_~y~0 4) (<= 4 main_~y~0))} is VALID [2022-04-15 06:10:51,316 INFO L290 TraceCheckUtils]: 10: Hoare triple {48931#(and (<= main_~y~0 4) (<= 4 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48932#(and (<= 5 main_~y~0) (<= main_~y~0 5))} is VALID [2022-04-15 06:10:51,317 INFO L290 TraceCheckUtils]: 11: Hoare triple {48932#(and (<= 5 main_~y~0) (<= main_~y~0 5))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48933#(and (<= main_~y~0 6) (<= 6 main_~y~0))} is VALID [2022-04-15 06:10:51,317 INFO L290 TraceCheckUtils]: 12: Hoare triple {48933#(and (<= main_~y~0 6) (<= 6 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48934#(and (<= 7 main_~y~0) (<= main_~y~0 7))} is VALID [2022-04-15 06:10:51,318 INFO L290 TraceCheckUtils]: 13: Hoare triple {48934#(and (<= 7 main_~y~0) (<= main_~y~0 7))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48935#(and (<= main_~y~0 8) (<= 8 main_~y~0))} is VALID [2022-04-15 06:10:51,318 INFO L290 TraceCheckUtils]: 14: Hoare triple {48935#(and (<= main_~y~0 8) (<= 8 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48936#(and (<= 9 main_~y~0) (<= main_~y~0 9))} is VALID [2022-04-15 06:10:51,319 INFO L290 TraceCheckUtils]: 15: Hoare triple {48936#(and (<= 9 main_~y~0) (<= main_~y~0 9))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48937#(and (<= main_~y~0 10) (<= 10 main_~y~0))} is VALID [2022-04-15 06:10:51,319 INFO L290 TraceCheckUtils]: 16: Hoare triple {48937#(and (<= main_~y~0 10) (<= 10 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48938#(and (<= main_~y~0 11) (<= 11 main_~y~0))} is VALID [2022-04-15 06:10:51,320 INFO L290 TraceCheckUtils]: 17: Hoare triple {48938#(and (<= main_~y~0 11) (<= 11 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48939#(and (<= 12 main_~y~0) (<= main_~y~0 12))} is VALID [2022-04-15 06:10:51,320 INFO L290 TraceCheckUtils]: 18: Hoare triple {48939#(and (<= 12 main_~y~0) (<= main_~y~0 12))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48940#(and (<= main_~y~0 13) (<= 13 main_~y~0))} is VALID [2022-04-15 06:10:51,321 INFO L290 TraceCheckUtils]: 19: Hoare triple {48940#(and (<= main_~y~0 13) (<= 13 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48941#(and (<= 14 main_~y~0) (<= main_~y~0 14))} is VALID [2022-04-15 06:10:51,321 INFO L290 TraceCheckUtils]: 20: Hoare triple {48941#(and (<= 14 main_~y~0) (<= main_~y~0 14))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48942#(and (<= main_~y~0 15) (<= 15 main_~y~0))} is VALID [2022-04-15 06:10:51,322 INFO L290 TraceCheckUtils]: 21: Hoare triple {48942#(and (<= main_~y~0 15) (<= 15 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48943#(and (<= 16 main_~y~0) (<= main_~y~0 16))} is VALID [2022-04-15 06:10:51,322 INFO L290 TraceCheckUtils]: 22: Hoare triple {48943#(and (<= 16 main_~y~0) (<= main_~y~0 16))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48944#(and (<= main_~y~0 17) (<= 17 main_~y~0))} is VALID [2022-04-15 06:10:51,323 INFO L290 TraceCheckUtils]: 23: Hoare triple {48944#(and (<= main_~y~0 17) (<= 17 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48945#(and (<= 18 main_~y~0) (<= main_~y~0 18))} is VALID [2022-04-15 06:10:51,323 INFO L290 TraceCheckUtils]: 24: Hoare triple {48945#(and (<= 18 main_~y~0) (<= main_~y~0 18))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48946#(and (<= 19 main_~y~0) (<= main_~y~0 19))} is VALID [2022-04-15 06:10:51,324 INFO L290 TraceCheckUtils]: 25: Hoare triple {48946#(and (<= 19 main_~y~0) (<= main_~y~0 19))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48947#(and (<= 20 main_~y~0) (<= main_~y~0 20))} is VALID [2022-04-15 06:10:51,324 INFO L290 TraceCheckUtils]: 26: Hoare triple {48947#(and (<= 20 main_~y~0) (<= main_~y~0 20))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48948#(and (<= main_~y~0 21) (<= 21 main_~y~0))} is VALID [2022-04-15 06:10:51,325 INFO L290 TraceCheckUtils]: 27: Hoare triple {48948#(and (<= main_~y~0 21) (<= 21 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48949#(and (<= main_~y~0 22) (<= 22 main_~y~0))} is VALID [2022-04-15 06:10:51,325 INFO L290 TraceCheckUtils]: 28: Hoare triple {48949#(and (<= main_~y~0 22) (<= 22 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48950#(and (<= main_~y~0 23) (<= 23 main_~y~0))} is VALID [2022-04-15 06:10:51,326 INFO L290 TraceCheckUtils]: 29: Hoare triple {48950#(and (<= main_~y~0 23) (<= 23 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48951#(and (<= 24 main_~y~0) (<= main_~y~0 24))} is VALID [2022-04-15 06:10:51,326 INFO L290 TraceCheckUtils]: 30: Hoare triple {48951#(and (<= 24 main_~y~0) (<= main_~y~0 24))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48952#(and (<= 25 main_~y~0) (<= main_~y~0 25))} is VALID [2022-04-15 06:10:51,327 INFO L290 TraceCheckUtils]: 31: Hoare triple {48952#(and (<= 25 main_~y~0) (<= main_~y~0 25))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48953#(and (<= main_~y~0 26) (<= 26 main_~y~0))} is VALID [2022-04-15 06:10:51,327 INFO L290 TraceCheckUtils]: 32: Hoare triple {48953#(and (<= main_~y~0 26) (<= 26 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48954#(and (<= main_~y~0 27) (<= 27 main_~y~0))} is VALID [2022-04-15 06:10:51,328 INFO L290 TraceCheckUtils]: 33: Hoare triple {48954#(and (<= main_~y~0 27) (<= 27 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48955#(and (<= main_~y~0 28) (<= 28 main_~y~0))} is VALID [2022-04-15 06:10:51,328 INFO L290 TraceCheckUtils]: 34: Hoare triple {48955#(and (<= main_~y~0 28) (<= 28 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48956#(and (<= 29 main_~y~0) (<= main_~y~0 29))} is VALID [2022-04-15 06:10:51,329 INFO L290 TraceCheckUtils]: 35: Hoare triple {48956#(and (<= 29 main_~y~0) (<= main_~y~0 29))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48957#(and (<= main_~y~0 30) (<= 30 main_~y~0))} is VALID [2022-04-15 06:10:51,329 INFO L290 TraceCheckUtils]: 36: Hoare triple {48957#(and (<= main_~y~0 30) (<= 30 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48958#(and (<= main_~y~0 31) (<= 31 main_~y~0))} is VALID [2022-04-15 06:10:51,330 INFO L290 TraceCheckUtils]: 37: Hoare triple {48958#(and (<= main_~y~0 31) (<= 31 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48959#(and (<= main_~y~0 32) (<= 32 main_~y~0))} is VALID [2022-04-15 06:10:51,330 INFO L290 TraceCheckUtils]: 38: Hoare triple {48959#(and (<= main_~y~0 32) (<= 32 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48960#(and (<= 33 main_~y~0) (<= main_~y~0 33))} is VALID [2022-04-15 06:10:51,331 INFO L290 TraceCheckUtils]: 39: Hoare triple {48960#(and (<= 33 main_~y~0) (<= main_~y~0 33))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48961#(and (<= main_~y~0 34) (<= 34 main_~y~0))} is VALID [2022-04-15 06:10:51,331 INFO L290 TraceCheckUtils]: 40: Hoare triple {48961#(and (<= main_~y~0 34) (<= 34 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48962#(and (<= 35 main_~y~0) (<= main_~y~0 35))} is VALID [2022-04-15 06:10:51,332 INFO L290 TraceCheckUtils]: 41: Hoare triple {48962#(and (<= 35 main_~y~0) (<= main_~y~0 35))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48963#(and (<= 36 main_~y~0) (<= main_~y~0 36))} is VALID [2022-04-15 06:10:51,332 INFO L290 TraceCheckUtils]: 42: Hoare triple {48963#(and (<= 36 main_~y~0) (<= main_~y~0 36))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48964#(and (<= main_~y~0 37) (<= 37 main_~y~0))} is VALID [2022-04-15 06:10:51,333 INFO L290 TraceCheckUtils]: 43: Hoare triple {48964#(and (<= main_~y~0 37) (<= 37 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48965#(and (<= 38 main_~y~0) (<= main_~y~0 38))} is VALID [2022-04-15 06:10:51,333 INFO L290 TraceCheckUtils]: 44: Hoare triple {48965#(and (<= 38 main_~y~0) (<= main_~y~0 38))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48966#(and (<= 39 main_~y~0) (<= main_~y~0 39))} is VALID [2022-04-15 06:10:51,334 INFO L290 TraceCheckUtils]: 45: Hoare triple {48966#(and (<= 39 main_~y~0) (<= main_~y~0 39))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48967#(and (<= 40 main_~y~0) (<= main_~y~0 40))} is VALID [2022-04-15 06:10:51,334 INFO L290 TraceCheckUtils]: 46: Hoare triple {48967#(and (<= 40 main_~y~0) (<= main_~y~0 40))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48968#(and (<= 41 main_~y~0) (<= main_~y~0 41))} is VALID [2022-04-15 06:10:51,335 INFO L290 TraceCheckUtils]: 47: Hoare triple {48968#(and (<= 41 main_~y~0) (<= main_~y~0 41))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48969#(and (<= main_~y~0 42) (<= 42 main_~y~0))} is VALID [2022-04-15 06:10:51,335 INFO L290 TraceCheckUtils]: 48: Hoare triple {48969#(and (<= main_~y~0 42) (<= 42 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48970#(and (<= 43 main_~y~0) (<= main_~y~0 43))} is VALID [2022-04-15 06:10:51,336 INFO L290 TraceCheckUtils]: 49: Hoare triple {48970#(and (<= 43 main_~y~0) (<= main_~y~0 43))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48971#(and (<= main_~y~0 44) (<= 44 main_~y~0))} is VALID [2022-04-15 06:10:51,336 INFO L290 TraceCheckUtils]: 50: Hoare triple {48971#(and (<= main_~y~0 44) (<= 44 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48972#(and (<= main_~y~0 45) (<= 45 main_~y~0))} is VALID [2022-04-15 06:10:51,337 INFO L290 TraceCheckUtils]: 51: Hoare triple {48972#(and (<= main_~y~0 45) (<= 45 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48973#(and (<= main_~y~0 46) (<= 46 main_~y~0))} is VALID [2022-04-15 06:10:51,337 INFO L290 TraceCheckUtils]: 52: Hoare triple {48973#(and (<= main_~y~0 46) (<= 46 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48974#(and (<= main_~y~0 47) (<= 47 main_~y~0))} is VALID [2022-04-15 06:10:51,338 INFO L290 TraceCheckUtils]: 53: Hoare triple {48974#(and (<= main_~y~0 47) (<= 47 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48975#(and (<= 48 main_~y~0) (<= main_~y~0 48))} is VALID [2022-04-15 06:10:51,338 INFO L290 TraceCheckUtils]: 54: Hoare triple {48975#(and (<= 48 main_~y~0) (<= main_~y~0 48))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48976#(and (<= 49 main_~y~0) (<= main_~y~0 49))} is VALID [2022-04-15 06:10:51,339 INFO L290 TraceCheckUtils]: 55: Hoare triple {48976#(and (<= 49 main_~y~0) (<= main_~y~0 49))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48977#(and (<= 50 main_~y~0) (<= main_~y~0 50))} is VALID [2022-04-15 06:10:51,339 INFO L290 TraceCheckUtils]: 56: Hoare triple {48977#(and (<= 50 main_~y~0) (<= main_~y~0 50))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48978#(and (<= 51 main_~y~0) (<= main_~y~0 51))} is VALID [2022-04-15 06:10:51,340 INFO L290 TraceCheckUtils]: 57: Hoare triple {48978#(and (<= 51 main_~y~0) (<= main_~y~0 51))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48979#(and (<= main_~y~0 52) (<= 52 main_~y~0))} is VALID [2022-04-15 06:10:51,340 INFO L290 TraceCheckUtils]: 58: Hoare triple {48979#(and (<= main_~y~0 52) (<= 52 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48980#(and (<= main_~y~0 53) (<= 53 main_~y~0))} is VALID [2022-04-15 06:10:51,341 INFO L290 TraceCheckUtils]: 59: Hoare triple {48980#(and (<= main_~y~0 53) (<= 53 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48981#(and (<= 54 main_~y~0) (<= main_~y~0 54))} is VALID [2022-04-15 06:10:51,341 INFO L290 TraceCheckUtils]: 60: Hoare triple {48981#(and (<= 54 main_~y~0) (<= main_~y~0 54))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48982#(and (<= 55 main_~y~0) (<= main_~y~0 55))} is VALID [2022-04-15 06:10:51,342 INFO L290 TraceCheckUtils]: 61: Hoare triple {48982#(and (<= 55 main_~y~0) (<= main_~y~0 55))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48983#(and (<= main_~y~0 56) (<= 56 main_~y~0))} is VALID [2022-04-15 06:10:51,342 INFO L290 TraceCheckUtils]: 62: Hoare triple {48983#(and (<= main_~y~0 56) (<= 56 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48984#(and (<= main_~y~0 57) (<= 57 main_~y~0))} is VALID [2022-04-15 06:10:51,343 INFO L290 TraceCheckUtils]: 63: Hoare triple {48984#(and (<= main_~y~0 57) (<= 57 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48985#(and (<= 58 main_~y~0) (<= main_~y~0 58))} is VALID [2022-04-15 06:10:51,343 INFO L290 TraceCheckUtils]: 64: Hoare triple {48985#(and (<= 58 main_~y~0) (<= main_~y~0 58))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48986#(and (<= main_~y~0 59) (<= 59 main_~y~0))} is VALID [2022-04-15 06:10:51,344 INFO L290 TraceCheckUtils]: 65: Hoare triple {48986#(and (<= main_~y~0 59) (<= 59 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48987#(and (<= 60 main_~y~0) (<= main_~y~0 60))} is VALID [2022-04-15 06:10:51,344 INFO L290 TraceCheckUtils]: 66: Hoare triple {48987#(and (<= 60 main_~y~0) (<= main_~y~0 60))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48988#(and (<= main_~y~0 61) (<= 61 main_~y~0))} is VALID [2022-04-15 06:10:51,345 INFO L290 TraceCheckUtils]: 67: Hoare triple {48988#(and (<= main_~y~0 61) (<= 61 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48989#(and (<= main_~y~0 62) (<= 62 main_~y~0))} is VALID [2022-04-15 06:10:51,345 INFO L290 TraceCheckUtils]: 68: Hoare triple {48989#(and (<= main_~y~0 62) (<= 62 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48990#(and (<= 63 main_~y~0) (<= main_~y~0 63))} is VALID [2022-04-15 06:10:51,346 INFO L290 TraceCheckUtils]: 69: Hoare triple {48990#(and (<= 63 main_~y~0) (<= main_~y~0 63))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48991#(and (<= 64 main_~y~0) (<= main_~y~0 64))} is VALID [2022-04-15 06:10:51,346 INFO L290 TraceCheckUtils]: 70: Hoare triple {48991#(and (<= 64 main_~y~0) (<= main_~y~0 64))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48992#(and (<= 65 main_~y~0) (<= main_~y~0 65))} is VALID [2022-04-15 06:10:51,347 INFO L290 TraceCheckUtils]: 71: Hoare triple {48992#(and (<= 65 main_~y~0) (<= main_~y~0 65))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48993#(and (<= 66 main_~y~0) (<= main_~y~0 66))} is VALID [2022-04-15 06:10:51,347 INFO L290 TraceCheckUtils]: 72: Hoare triple {48993#(and (<= 66 main_~y~0) (<= main_~y~0 66))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48994#(and (<= main_~y~0 67) (<= 67 main_~y~0))} is VALID [2022-04-15 06:10:51,348 INFO L290 TraceCheckUtils]: 73: Hoare triple {48994#(and (<= main_~y~0 67) (<= 67 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {48995#(and (<= main_~y~0 68) (<= 68 main_~y~0))} is VALID [2022-04-15 06:10:51,348 INFO L290 TraceCheckUtils]: 74: Hoare triple {48995#(and (<= main_~y~0 68) (<= 68 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {49223#(and (<= main_~y~0 69) (<= 69 main_~y~0))} is VALID [2022-04-15 06:10:51,349 INFO L290 TraceCheckUtils]: 75: Hoare triple {49223#(and (<= main_~y~0 69) (<= 69 main_~y~0))} assume !(~y~0 % 4294967296 < 1024); {48923#false} is VALID [2022-04-15 06:10:51,349 INFO L272 TraceCheckUtils]: 76: Hoare triple {48923#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {48923#false} is VALID [2022-04-15 06:10:51,349 INFO L290 TraceCheckUtils]: 77: Hoare triple {48923#false} ~cond := #in~cond; {48923#false} is VALID [2022-04-15 06:10:51,349 INFO L290 TraceCheckUtils]: 78: Hoare triple {48923#false} assume 0 == ~cond; {48923#false} is VALID [2022-04-15 06:10:51,349 INFO L290 TraceCheckUtils]: 79: Hoare triple {48923#false} assume !false; {48923#false} is VALID [2022-04-15 06:10:51,349 INFO L134 CoverageAnalysis]: Checked inductivity of 2415 backedges. 0 proven. 2415 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 06:10:51,349 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-15 06:10:59,525 INFO L290 TraceCheckUtils]: 79: Hoare triple {48923#false} assume !false; {48923#false} is VALID [2022-04-15 06:10:59,525 INFO L290 TraceCheckUtils]: 78: Hoare triple {48923#false} assume 0 == ~cond; {48923#false} is VALID [2022-04-15 06:10:59,525 INFO L290 TraceCheckUtils]: 77: Hoare triple {48923#false} ~cond := #in~cond; {48923#false} is VALID [2022-04-15 06:10:59,525 INFO L272 TraceCheckUtils]: 76: Hoare triple {48923#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {48923#false} is VALID [2022-04-15 06:10:59,525 INFO L290 TraceCheckUtils]: 75: Hoare triple {49251#(< (mod main_~y~0 4294967296) 1024)} assume !(~y~0 % 4294967296 < 1024); {48923#false} is VALID [2022-04-15 06:10:59,526 INFO L290 TraceCheckUtils]: 74: Hoare triple {49255#(< (mod (+ main_~y~0 1) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {49251#(< (mod main_~y~0 4294967296) 1024)} is VALID [2022-04-15 06:10:59,527 INFO L290 TraceCheckUtils]: 73: Hoare triple {49259#(< (mod (+ main_~y~0 2) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {49255#(< (mod (+ main_~y~0 1) 4294967296) 1024)} is VALID [2022-04-15 06:10:59,527 INFO L290 TraceCheckUtils]: 72: Hoare triple {49263#(< (mod (+ main_~y~0 3) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {49259#(< (mod (+ main_~y~0 2) 4294967296) 1024)} is VALID [2022-04-15 06:10:59,529 INFO L290 TraceCheckUtils]: 71: Hoare triple {49267#(< (mod (+ main_~y~0 4) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {49263#(< (mod (+ main_~y~0 3) 4294967296) 1024)} is VALID [2022-04-15 06:10:59,529 INFO L290 TraceCheckUtils]: 70: Hoare triple {49271#(< (mod (+ 5 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {49267#(< (mod (+ main_~y~0 4) 4294967296) 1024)} is VALID [2022-04-15 06:10:59,530 INFO L290 TraceCheckUtils]: 69: Hoare triple {49275#(< (mod (+ main_~y~0 6) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {49271#(< (mod (+ 5 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:10:59,531 INFO L290 TraceCheckUtils]: 68: Hoare triple {49279#(< (mod (+ 7 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {49275#(< (mod (+ main_~y~0 6) 4294967296) 1024)} is VALID [2022-04-15 06:10:59,544 INFO L290 TraceCheckUtils]: 67: Hoare triple {49283#(< (mod (+ main_~y~0 8) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {49279#(< (mod (+ 7 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:10:59,545 INFO L290 TraceCheckUtils]: 66: Hoare triple {49287#(< (mod (+ main_~y~0 9) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {49283#(< (mod (+ main_~y~0 8) 4294967296) 1024)} is VALID [2022-04-15 06:10:59,545 INFO L290 TraceCheckUtils]: 65: Hoare triple {49291#(< (mod (+ main_~y~0 10) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {49287#(< (mod (+ main_~y~0 9) 4294967296) 1024)} is VALID [2022-04-15 06:10:59,546 INFO L290 TraceCheckUtils]: 64: Hoare triple {49295#(< (mod (+ main_~y~0 11) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {49291#(< (mod (+ main_~y~0 10) 4294967296) 1024)} is VALID [2022-04-15 06:10:59,546 INFO L290 TraceCheckUtils]: 63: Hoare triple {49299#(< (mod (+ main_~y~0 12) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {49295#(< (mod (+ main_~y~0 11) 4294967296) 1024)} is VALID [2022-04-15 06:10:59,547 INFO L290 TraceCheckUtils]: 62: Hoare triple {49303#(< (mod (+ main_~y~0 13) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {49299#(< (mod (+ main_~y~0 12) 4294967296) 1024)} is VALID [2022-04-15 06:10:59,547 INFO L290 TraceCheckUtils]: 61: Hoare triple {49307#(< (mod (+ main_~y~0 14) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {49303#(< (mod (+ main_~y~0 13) 4294967296) 1024)} is VALID [2022-04-15 06:10:59,548 INFO L290 TraceCheckUtils]: 60: Hoare triple {49311#(< (mod (+ main_~y~0 15) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {49307#(< (mod (+ main_~y~0 14) 4294967296) 1024)} is VALID [2022-04-15 06:10:59,548 INFO L290 TraceCheckUtils]: 59: Hoare triple {49315#(< (mod (+ main_~y~0 16) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {49311#(< (mod (+ main_~y~0 15) 4294967296) 1024)} is VALID [2022-04-15 06:10:59,549 INFO L290 TraceCheckUtils]: 58: Hoare triple {49319#(< (mod (+ main_~y~0 17) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {49315#(< (mod (+ main_~y~0 16) 4294967296) 1024)} is VALID [2022-04-15 06:10:59,549 INFO L290 TraceCheckUtils]: 57: Hoare triple {49323#(< (mod (+ main_~y~0 18) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {49319#(< (mod (+ main_~y~0 17) 4294967296) 1024)} is VALID [2022-04-15 06:10:59,550 INFO L290 TraceCheckUtils]: 56: Hoare triple {49327#(< (mod (+ 19 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {49323#(< (mod (+ main_~y~0 18) 4294967296) 1024)} is VALID [2022-04-15 06:10:59,551 INFO L290 TraceCheckUtils]: 55: Hoare triple {49331#(< (mod (+ main_~y~0 20) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {49327#(< (mod (+ 19 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:10:59,551 INFO L290 TraceCheckUtils]: 54: Hoare triple {49335#(< (mod (+ main_~y~0 21) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {49331#(< (mod (+ main_~y~0 20) 4294967296) 1024)} is VALID [2022-04-15 06:10:59,552 INFO L290 TraceCheckUtils]: 53: Hoare triple {49339#(< (mod (+ main_~y~0 22) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {49335#(< (mod (+ main_~y~0 21) 4294967296) 1024)} is VALID [2022-04-15 06:10:59,552 INFO L290 TraceCheckUtils]: 52: Hoare triple {49343#(< (mod (+ 23 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {49339#(< (mod (+ main_~y~0 22) 4294967296) 1024)} is VALID [2022-04-15 06:10:59,553 INFO L290 TraceCheckUtils]: 51: Hoare triple {49347#(< (mod (+ main_~y~0 24) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {49343#(< (mod (+ 23 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:10:59,553 INFO L290 TraceCheckUtils]: 50: Hoare triple {49351#(< (mod (+ main_~y~0 25) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {49347#(< (mod (+ main_~y~0 24) 4294967296) 1024)} is VALID [2022-04-15 06:10:59,554 INFO L290 TraceCheckUtils]: 49: Hoare triple {49355#(< (mod (+ main_~y~0 26) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {49351#(< (mod (+ main_~y~0 25) 4294967296) 1024)} is VALID [2022-04-15 06:10:59,555 INFO L290 TraceCheckUtils]: 48: Hoare triple {49359#(< (mod (+ main_~y~0 27) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {49355#(< (mod (+ main_~y~0 26) 4294967296) 1024)} is VALID [2022-04-15 06:10:59,555 INFO L290 TraceCheckUtils]: 47: Hoare triple {49363#(< (mod (+ main_~y~0 28) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {49359#(< (mod (+ main_~y~0 27) 4294967296) 1024)} is VALID [2022-04-15 06:10:59,556 INFO L290 TraceCheckUtils]: 46: Hoare triple {49367#(< (mod (+ 29 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {49363#(< (mod (+ main_~y~0 28) 4294967296) 1024)} is VALID [2022-04-15 06:10:59,556 INFO L290 TraceCheckUtils]: 45: Hoare triple {49371#(< (mod (+ 30 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {49367#(< (mod (+ 29 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:10:59,557 INFO L290 TraceCheckUtils]: 44: Hoare triple {49375#(< (mod (+ main_~y~0 31) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {49371#(< (mod (+ 30 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:10:59,557 INFO L290 TraceCheckUtils]: 43: Hoare triple {49379#(< (mod (+ 32 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {49375#(< (mod (+ main_~y~0 31) 4294967296) 1024)} is VALID [2022-04-15 06:10:59,558 INFO L290 TraceCheckUtils]: 42: Hoare triple {49383#(< (mod (+ main_~y~0 33) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {49379#(< (mod (+ 32 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:10:59,558 INFO L290 TraceCheckUtils]: 41: Hoare triple {49387#(< (mod (+ main_~y~0 34) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {49383#(< (mod (+ main_~y~0 33) 4294967296) 1024)} is VALID [2022-04-15 06:10:59,559 INFO L290 TraceCheckUtils]: 40: Hoare triple {49391#(< (mod (+ 35 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {49387#(< (mod (+ main_~y~0 34) 4294967296) 1024)} is VALID [2022-04-15 06:10:59,559 INFO L290 TraceCheckUtils]: 39: Hoare triple {49395#(< (mod (+ main_~y~0 36) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {49391#(< (mod (+ 35 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:10:59,560 INFO L290 TraceCheckUtils]: 38: Hoare triple {49399#(< (mod (+ main_~y~0 37) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {49395#(< (mod (+ main_~y~0 36) 4294967296) 1024)} is VALID [2022-04-15 06:10:59,560 INFO L290 TraceCheckUtils]: 37: Hoare triple {49403#(< (mod (+ main_~y~0 38) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {49399#(< (mod (+ main_~y~0 37) 4294967296) 1024)} is VALID [2022-04-15 06:10:59,561 INFO L290 TraceCheckUtils]: 36: Hoare triple {49407#(< (mod (+ main_~y~0 39) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {49403#(< (mod (+ main_~y~0 38) 4294967296) 1024)} is VALID [2022-04-15 06:10:59,561 INFO L290 TraceCheckUtils]: 35: Hoare triple {49411#(< (mod (+ 40 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {49407#(< (mod (+ main_~y~0 39) 4294967296) 1024)} is VALID [2022-04-15 06:10:59,562 INFO L290 TraceCheckUtils]: 34: Hoare triple {49415#(< (mod (+ 41 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {49411#(< (mod (+ 40 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:10:59,562 INFO L290 TraceCheckUtils]: 33: Hoare triple {49419#(< (mod (+ 42 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {49415#(< (mod (+ 41 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:10:59,563 INFO L290 TraceCheckUtils]: 32: Hoare triple {49423#(< (mod (+ main_~y~0 43) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {49419#(< (mod (+ 42 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:10:59,563 INFO L290 TraceCheckUtils]: 31: Hoare triple {49427#(< (mod (+ 44 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {49423#(< (mod (+ main_~y~0 43) 4294967296) 1024)} is VALID [2022-04-15 06:10:59,564 INFO L290 TraceCheckUtils]: 30: Hoare triple {49431#(< (mod (+ main_~y~0 45) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {49427#(< (mod (+ 44 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:10:59,564 INFO L290 TraceCheckUtils]: 29: Hoare triple {49435#(< (mod (+ main_~y~0 46) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {49431#(< (mod (+ main_~y~0 45) 4294967296) 1024)} is VALID [2022-04-15 06:10:59,565 INFO L290 TraceCheckUtils]: 28: Hoare triple {49439#(< (mod (+ main_~y~0 47) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {49435#(< (mod (+ main_~y~0 46) 4294967296) 1024)} is VALID [2022-04-15 06:10:59,565 INFO L290 TraceCheckUtils]: 27: Hoare triple {49443#(< (mod (+ main_~y~0 48) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {49439#(< (mod (+ main_~y~0 47) 4294967296) 1024)} is VALID [2022-04-15 06:10:59,566 INFO L290 TraceCheckUtils]: 26: Hoare triple {49447#(< (mod (+ 49 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {49443#(< (mod (+ main_~y~0 48) 4294967296) 1024)} is VALID [2022-04-15 06:10:59,566 INFO L290 TraceCheckUtils]: 25: Hoare triple {49451#(< (mod (+ main_~y~0 50) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {49447#(< (mod (+ 49 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:10:59,567 INFO L290 TraceCheckUtils]: 24: Hoare triple {49455#(< (mod (+ 51 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {49451#(< (mod (+ main_~y~0 50) 4294967296) 1024)} is VALID [2022-04-15 06:10:59,568 INFO L290 TraceCheckUtils]: 23: Hoare triple {49459#(< (mod (+ main_~y~0 52) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {49455#(< (mod (+ 51 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:10:59,568 INFO L290 TraceCheckUtils]: 22: Hoare triple {49463#(< (mod (+ 53 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {49459#(< (mod (+ main_~y~0 52) 4294967296) 1024)} is VALID [2022-04-15 06:10:59,569 INFO L290 TraceCheckUtils]: 21: Hoare triple {49467#(< (mod (+ main_~y~0 54) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {49463#(< (mod (+ 53 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:10:59,569 INFO L290 TraceCheckUtils]: 20: Hoare triple {49471#(< (mod (+ main_~y~0 55) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {49467#(< (mod (+ main_~y~0 54) 4294967296) 1024)} is VALID [2022-04-15 06:10:59,570 INFO L290 TraceCheckUtils]: 19: Hoare triple {49475#(< (mod (+ 56 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {49471#(< (mod (+ main_~y~0 55) 4294967296) 1024)} is VALID [2022-04-15 06:10:59,570 INFO L290 TraceCheckUtils]: 18: Hoare triple {49479#(< (mod (+ 57 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {49475#(< (mod (+ 56 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:10:59,571 INFO L290 TraceCheckUtils]: 17: Hoare triple {49483#(< (mod (+ main_~y~0 58) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {49479#(< (mod (+ 57 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:10:59,571 INFO L290 TraceCheckUtils]: 16: Hoare triple {49487#(< (mod (+ 59 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {49483#(< (mod (+ main_~y~0 58) 4294967296) 1024)} is VALID [2022-04-15 06:10:59,572 INFO L290 TraceCheckUtils]: 15: Hoare triple {49491#(< (mod (+ main_~y~0 60) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {49487#(< (mod (+ 59 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:10:59,572 INFO L290 TraceCheckUtils]: 14: Hoare triple {49495#(< (mod (+ main_~y~0 61) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {49491#(< (mod (+ main_~y~0 60) 4294967296) 1024)} is VALID [2022-04-15 06:10:59,573 INFO L290 TraceCheckUtils]: 13: Hoare triple {49499#(< (mod (+ main_~y~0 62) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {49495#(< (mod (+ main_~y~0 61) 4294967296) 1024)} is VALID [2022-04-15 06:10:59,573 INFO L290 TraceCheckUtils]: 12: Hoare triple {49503#(< (mod (+ main_~y~0 63) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {49499#(< (mod (+ main_~y~0 62) 4294967296) 1024)} is VALID [2022-04-15 06:10:59,574 INFO L290 TraceCheckUtils]: 11: Hoare triple {49507#(< (mod (+ 64 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {49503#(< (mod (+ main_~y~0 63) 4294967296) 1024)} is VALID [2022-04-15 06:10:59,574 INFO L290 TraceCheckUtils]: 10: Hoare triple {49511#(< (mod (+ main_~y~0 65) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {49507#(< (mod (+ 64 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:10:59,575 INFO L290 TraceCheckUtils]: 9: Hoare triple {49515#(< (mod (+ 66 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {49511#(< (mod (+ main_~y~0 65) 4294967296) 1024)} is VALID [2022-04-15 06:10:59,575 INFO L290 TraceCheckUtils]: 8: Hoare triple {49519#(< (mod (+ 67 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {49515#(< (mod (+ 66 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:10:59,576 INFO L290 TraceCheckUtils]: 7: Hoare triple {49523#(< (mod (+ 68 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {49519#(< (mod (+ 67 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:10:59,576 INFO L290 TraceCheckUtils]: 6: Hoare triple {49527#(< (mod (+ main_~y~0 69) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {49523#(< (mod (+ 68 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:10:59,576 INFO L290 TraceCheckUtils]: 5: Hoare triple {48922#true} ~x~0 := 1;~y~0 := 0; {49527#(< (mod (+ main_~y~0 69) 4294967296) 1024)} is VALID [2022-04-15 06:10:59,577 INFO L272 TraceCheckUtils]: 4: Hoare triple {48922#true} call #t~ret5 := main(); {48922#true} is VALID [2022-04-15 06:10:59,577 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {48922#true} {48922#true} #34#return; {48922#true} is VALID [2022-04-15 06:10:59,577 INFO L290 TraceCheckUtils]: 2: Hoare triple {48922#true} assume true; {48922#true} is VALID [2022-04-15 06:10:59,577 INFO L290 TraceCheckUtils]: 1: Hoare triple {48922#true} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {48922#true} is VALID [2022-04-15 06:10:59,577 INFO L272 TraceCheckUtils]: 0: Hoare triple {48922#true} call ULTIMATE.init(); {48922#true} is VALID [2022-04-15 06:10:59,577 INFO L134 CoverageAnalysis]: Checked inductivity of 2415 backedges. 0 proven. 2415 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 06:10:59,577 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1142598541] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-15 06:10:59,577 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-04-15 06:10:59,577 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [73, 72, 72] total 144 [2022-04-15 06:10:59,578 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-15 06:10:59,578 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [2138288769] [2022-04-15 06:10:59,578 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [2138288769] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-15 06:10:59,578 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-15 06:10:59,578 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [73] imperfect sequences [] total 73 [2022-04-15 06:10:59,578 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2062416123] [2022-04-15 06:10:59,578 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-15 06:10:59,578 INFO L78 Accepts]: Start accepts. Automaton has has 73 states, 73 states have (on average 1.0410958904109588) internal successors, (76), 72 states have internal predecessors, (76), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 80 [2022-04-15 06:10:59,578 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-15 06:10:59,578 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 73 states, 73 states have (on average 1.0410958904109588) internal successors, (76), 72 states have internal predecessors, (76), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:10:59,605 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 80 edges. 80 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 06:10:59,605 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 73 states [2022-04-15 06:10:59,605 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-15 06:10:59,605 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 73 interpolants. [2022-04-15 06:10:59,606 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5325, Invalid=15267, Unknown=0, NotChecked=0, Total=20592 [2022-04-15 06:10:59,606 INFO L87 Difference]: Start difference. First operand 81 states and 81 transitions. Second operand has 73 states, 73 states have (on average 1.0410958904109588) internal successors, (76), 72 states have internal predecessors, (76), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:11:06,732 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 06:11:06,732 INFO L93 Difference]: Finished difference Result 87 states and 87 transitions. [2022-04-15 06:11:06,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2022-04-15 06:11:06,732 INFO L78 Accepts]: Start accepts. Automaton has has 73 states, 73 states have (on average 1.0410958904109588) internal successors, (76), 72 states have internal predecessors, (76), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 80 [2022-04-15 06:11:06,733 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-15 06:11:06,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 73 states, 73 states have (on average 1.0410958904109588) internal successors, (76), 72 states have internal predecessors, (76), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:11:06,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 87 transitions. [2022-04-15 06:11:06,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 73 states, 73 states have (on average 1.0410958904109588) internal successors, (76), 72 states have internal predecessors, (76), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:11:06,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 87 transitions. [2022-04-15 06:11:06,738 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 73 states and 87 transitions. [2022-04-15 06:11:06,778 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 87 edges. 87 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 06:11:06,785 INFO L225 Difference]: With dead ends: 87 [2022-04-15 06:11:06,785 INFO L226 Difference]: Without dead ends: 82 [2022-04-15 06:11:06,787 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 303 GetRequests, 90 SyntacticMatches, 1 SemanticMatches, 212 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2559 ImplicationChecksByTransitivity, 11.7s TimeCoverageRelationStatistics Valid=10643, Invalid=34939, Unknown=0, NotChecked=0, Total=45582 [2022-04-15 06:11:06,788 INFO L913 BasicCegarLoop]: 11 mSDtfsCounter, 6 mSDsluCounter, 47 mSDsCounter, 0 mSdLazyCounter, 4877 mSolverCounterSat, 141 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 58 SdHoareTripleChecker+Invalid, 5018 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 141 IncrementalHoareTripleChecker+Valid, 4877 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2022-04-15 06:11:06,788 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [6 Valid, 58 Invalid, 5018 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [141 Valid, 4877 Invalid, 0 Unknown, 0 Unchecked, 2.9s Time] [2022-04-15 06:11:06,788 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82 states. [2022-04-15 06:11:06,866 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82 to 82. [2022-04-15 06:11:06,866 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-15 06:11:06,866 INFO L82 GeneralOperation]: Start isEquivalent. First operand 82 states. Second operand has 82 states, 77 states have (on average 1.0129870129870129) internal successors, (78), 77 states have internal predecessors, (78), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:11:06,866 INFO L74 IsIncluded]: Start isIncluded. First operand 82 states. Second operand has 82 states, 77 states have (on average 1.0129870129870129) internal successors, (78), 77 states have internal predecessors, (78), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:11:06,866 INFO L87 Difference]: Start difference. First operand 82 states. Second operand has 82 states, 77 states have (on average 1.0129870129870129) internal successors, (78), 77 states have internal predecessors, (78), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:11:06,867 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 06:11:06,867 INFO L93 Difference]: Finished difference Result 82 states and 82 transitions. [2022-04-15 06:11:06,867 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 82 transitions. [2022-04-15 06:11:06,867 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-15 06:11:06,867 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-15 06:11:06,867 INFO L74 IsIncluded]: Start isIncluded. First operand has 82 states, 77 states have (on average 1.0129870129870129) internal successors, (78), 77 states have internal predecessors, (78), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 82 states. [2022-04-15 06:11:06,867 INFO L87 Difference]: Start difference. First operand has 82 states, 77 states have (on average 1.0129870129870129) internal successors, (78), 77 states have internal predecessors, (78), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand 82 states. [2022-04-15 06:11:06,868 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-15 06:11:06,868 INFO L93 Difference]: Finished difference Result 82 states and 82 transitions. [2022-04-15 06:11:06,868 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 82 transitions. [2022-04-15 06:11:06,868 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-15 06:11:06,868 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-15 06:11:06,868 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-15 06:11:06,868 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-15 06:11:06,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 82 states, 77 states have (on average 1.0129870129870129) internal successors, (78), 77 states have internal predecessors, (78), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:11:06,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 82 transitions. [2022-04-15 06:11:06,869 INFO L78 Accepts]: Start accepts. Automaton has 82 states and 82 transitions. Word has length 80 [2022-04-15 06:11:06,869 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-15 06:11:06,869 INFO L478 AbstractCegarLoop]: Abstraction has 82 states and 82 transitions. [2022-04-15 06:11:06,869 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 73 states, 73 states have (on average 1.0410958904109588) internal successors, (76), 72 states have internal predecessors, (76), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:11:06,869 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 82 states and 82 transitions. [2022-04-15 06:11:06,914 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 82 edges. 82 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 06:11:06,914 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 82 transitions. [2022-04-15 06:11:06,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2022-04-15 06:11:06,915 INFO L491 BasicCegarLoop]: Found error trace [2022-04-15 06:11:06,915 INFO L499 BasicCegarLoop]: trace histogram [70, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-15 06:11:06,939 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (70)] Forceful destruction successful, exit code 0 [2022-04-15 06:11:07,115 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable138,SelfDestructingSolverStorable139,70 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-15 06:11:07,115 INFO L403 AbstractCegarLoop]: === Iteration 72 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-15 06:11:07,115 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-15 06:11:07,115 INFO L85 PathProgramCache]: Analyzing trace with hash -1235960420, now seen corresponding path program 139 times [2022-04-15 06:11:07,116 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-15 06:11:07,116 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [1454345621] [2022-04-15 06:11:07,413 INFO L89 AcceleratorJordan]: Jordan loop acceleration statistics: 1 HavocedVariables, 2 AssignedVariables, 0 ReadonlyVariables, Eigenvalues: {0={1=1}, 1={2=1}}, 1 SequentialAcceleration, 0 AlternatingAcceleration, 1 QuantifierFreeResult [2022-04-15 06:11:07,414 INFO L271 tedInterpolationCore]: Starting analysis with loop acceleration approximation PRECISE [2022-04-15 06:11:07,415 INFO L85 PathProgramCache]: Analyzing trace with hash -2084006345, now seen corresponding path program 1 times [2022-04-15 06:11:07,415 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-15 06:11:07,415 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [770529864] [2022-04-15 06:11:07,415 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-15 06:11:07,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-15 06:11:07,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-15 06:11:07,418 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-04-15 06:11:07,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-04-15 06:11:07,420 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-04-15 06:11:07,420 INFO L85 PathProgramCache]: Analyzing trace with hash -1235960420, now seen corresponding path program 140 times [2022-04-15 06:11:07,420 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-15 06:11:07,420 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [185513117] [2022-04-15 06:11:07,421 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-15 06:11:07,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-15 06:11:07,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 06:11:09,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-15 06:11:09,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 06:11:09,134 INFO L290 TraceCheckUtils]: 0: Hoare triple {50266#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {50190#true} is VALID [2022-04-15 06:11:09,134 INFO L290 TraceCheckUtils]: 1: Hoare triple {50190#true} assume true; {50190#true} is VALID [2022-04-15 06:11:09,134 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {50190#true} {50190#true} #34#return; {50190#true} is VALID [2022-04-15 06:11:09,134 INFO L272 TraceCheckUtils]: 0: Hoare triple {50190#true} call ULTIMATE.init(); {50266#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} is VALID [2022-04-15 06:11:09,134 INFO L290 TraceCheckUtils]: 1: Hoare triple {50266#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {50190#true} is VALID [2022-04-15 06:11:09,134 INFO L290 TraceCheckUtils]: 2: Hoare triple {50190#true} assume true; {50190#true} is VALID [2022-04-15 06:11:09,134 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {50190#true} {50190#true} #34#return; {50190#true} is VALID [2022-04-15 06:11:09,134 INFO L272 TraceCheckUtils]: 4: Hoare triple {50190#true} call #t~ret5 := main(); {50190#true} is VALID [2022-04-15 06:11:09,135 INFO L290 TraceCheckUtils]: 5: Hoare triple {50190#true} ~x~0 := 1;~y~0 := 0; {50195#(= main_~y~0 0)} is VALID [2022-04-15 06:11:09,135 INFO L290 TraceCheckUtils]: 6: Hoare triple {50195#(= main_~y~0 0)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50196#(and (<= 1 main_~y~0) (<= main_~y~0 1))} is VALID [2022-04-15 06:11:09,135 INFO L290 TraceCheckUtils]: 7: Hoare triple {50196#(and (<= 1 main_~y~0) (<= main_~y~0 1))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50197#(and (<= 2 main_~y~0) (<= main_~y~0 2))} is VALID [2022-04-15 06:11:09,136 INFO L290 TraceCheckUtils]: 8: Hoare triple {50197#(and (<= 2 main_~y~0) (<= main_~y~0 2))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50198#(and (<= main_~y~0 3) (<= 3 main_~y~0))} is VALID [2022-04-15 06:11:09,136 INFO L290 TraceCheckUtils]: 9: Hoare triple {50198#(and (<= main_~y~0 3) (<= 3 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50199#(and (<= main_~y~0 4) (<= 4 main_~y~0))} is VALID [2022-04-15 06:11:09,137 INFO L290 TraceCheckUtils]: 10: Hoare triple {50199#(and (<= main_~y~0 4) (<= 4 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50200#(and (<= 5 main_~y~0) (<= main_~y~0 5))} is VALID [2022-04-15 06:11:09,137 INFO L290 TraceCheckUtils]: 11: Hoare triple {50200#(and (<= 5 main_~y~0) (<= main_~y~0 5))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50201#(and (<= main_~y~0 6) (<= 6 main_~y~0))} is VALID [2022-04-15 06:11:09,138 INFO L290 TraceCheckUtils]: 12: Hoare triple {50201#(and (<= main_~y~0 6) (<= 6 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50202#(and (<= 7 main_~y~0) (<= main_~y~0 7))} is VALID [2022-04-15 06:11:09,138 INFO L290 TraceCheckUtils]: 13: Hoare triple {50202#(and (<= 7 main_~y~0) (<= main_~y~0 7))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50203#(and (<= main_~y~0 8) (<= 8 main_~y~0))} is VALID [2022-04-15 06:11:09,139 INFO L290 TraceCheckUtils]: 14: Hoare triple {50203#(and (<= main_~y~0 8) (<= 8 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50204#(and (<= 9 main_~y~0) (<= main_~y~0 9))} is VALID [2022-04-15 06:11:09,139 INFO L290 TraceCheckUtils]: 15: Hoare triple {50204#(and (<= 9 main_~y~0) (<= main_~y~0 9))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50205#(and (<= main_~y~0 10) (<= 10 main_~y~0))} is VALID [2022-04-15 06:11:09,139 INFO L290 TraceCheckUtils]: 16: Hoare triple {50205#(and (<= main_~y~0 10) (<= 10 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50206#(and (<= main_~y~0 11) (<= 11 main_~y~0))} is VALID [2022-04-15 06:11:09,140 INFO L290 TraceCheckUtils]: 17: Hoare triple {50206#(and (<= main_~y~0 11) (<= 11 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50207#(and (<= 12 main_~y~0) (<= main_~y~0 12))} is VALID [2022-04-15 06:11:09,140 INFO L290 TraceCheckUtils]: 18: Hoare triple {50207#(and (<= 12 main_~y~0) (<= main_~y~0 12))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50208#(and (<= main_~y~0 13) (<= 13 main_~y~0))} is VALID [2022-04-15 06:11:09,141 INFO L290 TraceCheckUtils]: 19: Hoare triple {50208#(and (<= main_~y~0 13) (<= 13 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50209#(and (<= 14 main_~y~0) (<= main_~y~0 14))} is VALID [2022-04-15 06:11:09,141 INFO L290 TraceCheckUtils]: 20: Hoare triple {50209#(and (<= 14 main_~y~0) (<= main_~y~0 14))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50210#(and (<= main_~y~0 15) (<= 15 main_~y~0))} is VALID [2022-04-15 06:11:09,142 INFO L290 TraceCheckUtils]: 21: Hoare triple {50210#(and (<= main_~y~0 15) (<= 15 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50211#(and (<= 16 main_~y~0) (<= main_~y~0 16))} is VALID [2022-04-15 06:11:09,142 INFO L290 TraceCheckUtils]: 22: Hoare triple {50211#(and (<= 16 main_~y~0) (<= main_~y~0 16))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50212#(and (<= main_~y~0 17) (<= 17 main_~y~0))} is VALID [2022-04-15 06:11:09,143 INFO L290 TraceCheckUtils]: 23: Hoare triple {50212#(and (<= main_~y~0 17) (<= 17 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50213#(and (<= 18 main_~y~0) (<= main_~y~0 18))} is VALID [2022-04-15 06:11:09,143 INFO L290 TraceCheckUtils]: 24: Hoare triple {50213#(and (<= 18 main_~y~0) (<= main_~y~0 18))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50214#(and (<= 19 main_~y~0) (<= main_~y~0 19))} is VALID [2022-04-15 06:11:09,143 INFO L290 TraceCheckUtils]: 25: Hoare triple {50214#(and (<= 19 main_~y~0) (<= main_~y~0 19))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50215#(and (<= 20 main_~y~0) (<= main_~y~0 20))} is VALID [2022-04-15 06:11:09,144 INFO L290 TraceCheckUtils]: 26: Hoare triple {50215#(and (<= 20 main_~y~0) (<= main_~y~0 20))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50216#(and (<= main_~y~0 21) (<= 21 main_~y~0))} is VALID [2022-04-15 06:11:09,144 INFO L290 TraceCheckUtils]: 27: Hoare triple {50216#(and (<= main_~y~0 21) (<= 21 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50217#(and (<= main_~y~0 22) (<= 22 main_~y~0))} is VALID [2022-04-15 06:11:09,145 INFO L290 TraceCheckUtils]: 28: Hoare triple {50217#(and (<= main_~y~0 22) (<= 22 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50218#(and (<= main_~y~0 23) (<= 23 main_~y~0))} is VALID [2022-04-15 06:11:09,145 INFO L290 TraceCheckUtils]: 29: Hoare triple {50218#(and (<= main_~y~0 23) (<= 23 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50219#(and (<= 24 main_~y~0) (<= main_~y~0 24))} is VALID [2022-04-15 06:11:09,146 INFO L290 TraceCheckUtils]: 30: Hoare triple {50219#(and (<= 24 main_~y~0) (<= main_~y~0 24))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50220#(and (<= 25 main_~y~0) (<= main_~y~0 25))} is VALID [2022-04-15 06:11:09,146 INFO L290 TraceCheckUtils]: 31: Hoare triple {50220#(and (<= 25 main_~y~0) (<= main_~y~0 25))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50221#(and (<= main_~y~0 26) (<= 26 main_~y~0))} is VALID [2022-04-15 06:11:09,147 INFO L290 TraceCheckUtils]: 32: Hoare triple {50221#(and (<= main_~y~0 26) (<= 26 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50222#(and (<= main_~y~0 27) (<= 27 main_~y~0))} is VALID [2022-04-15 06:11:09,147 INFO L290 TraceCheckUtils]: 33: Hoare triple {50222#(and (<= main_~y~0 27) (<= 27 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50223#(and (<= main_~y~0 28) (<= 28 main_~y~0))} is VALID [2022-04-15 06:11:09,148 INFO L290 TraceCheckUtils]: 34: Hoare triple {50223#(and (<= main_~y~0 28) (<= 28 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50224#(and (<= 29 main_~y~0) (<= main_~y~0 29))} is VALID [2022-04-15 06:11:09,148 INFO L290 TraceCheckUtils]: 35: Hoare triple {50224#(and (<= 29 main_~y~0) (<= main_~y~0 29))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50225#(and (<= main_~y~0 30) (<= 30 main_~y~0))} is VALID [2022-04-15 06:11:09,149 INFO L290 TraceCheckUtils]: 36: Hoare triple {50225#(and (<= main_~y~0 30) (<= 30 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50226#(and (<= main_~y~0 31) (<= 31 main_~y~0))} is VALID [2022-04-15 06:11:09,149 INFO L290 TraceCheckUtils]: 37: Hoare triple {50226#(and (<= main_~y~0 31) (<= 31 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50227#(and (<= main_~y~0 32) (<= 32 main_~y~0))} is VALID [2022-04-15 06:11:09,150 INFO L290 TraceCheckUtils]: 38: Hoare triple {50227#(and (<= main_~y~0 32) (<= 32 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50228#(and (<= 33 main_~y~0) (<= main_~y~0 33))} is VALID [2022-04-15 06:11:09,150 INFO L290 TraceCheckUtils]: 39: Hoare triple {50228#(and (<= 33 main_~y~0) (<= main_~y~0 33))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50229#(and (<= main_~y~0 34) (<= 34 main_~y~0))} is VALID [2022-04-15 06:11:09,151 INFO L290 TraceCheckUtils]: 40: Hoare triple {50229#(and (<= main_~y~0 34) (<= 34 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50230#(and (<= 35 main_~y~0) (<= main_~y~0 35))} is VALID [2022-04-15 06:11:09,151 INFO L290 TraceCheckUtils]: 41: Hoare triple {50230#(and (<= 35 main_~y~0) (<= main_~y~0 35))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50231#(and (<= 36 main_~y~0) (<= main_~y~0 36))} is VALID [2022-04-15 06:11:09,152 INFO L290 TraceCheckUtils]: 42: Hoare triple {50231#(and (<= 36 main_~y~0) (<= main_~y~0 36))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50232#(and (<= main_~y~0 37) (<= 37 main_~y~0))} is VALID [2022-04-15 06:11:09,152 INFO L290 TraceCheckUtils]: 43: Hoare triple {50232#(and (<= main_~y~0 37) (<= 37 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50233#(and (<= 38 main_~y~0) (<= main_~y~0 38))} is VALID [2022-04-15 06:11:09,152 INFO L290 TraceCheckUtils]: 44: Hoare triple {50233#(and (<= 38 main_~y~0) (<= main_~y~0 38))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50234#(and (<= 39 main_~y~0) (<= main_~y~0 39))} is VALID [2022-04-15 06:11:09,153 INFO L290 TraceCheckUtils]: 45: Hoare triple {50234#(and (<= 39 main_~y~0) (<= main_~y~0 39))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50235#(and (<= 40 main_~y~0) (<= main_~y~0 40))} is VALID [2022-04-15 06:11:09,153 INFO L290 TraceCheckUtils]: 46: Hoare triple {50235#(and (<= 40 main_~y~0) (<= main_~y~0 40))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50236#(and (<= 41 main_~y~0) (<= main_~y~0 41))} is VALID [2022-04-15 06:11:09,154 INFO L290 TraceCheckUtils]: 47: Hoare triple {50236#(and (<= 41 main_~y~0) (<= main_~y~0 41))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50237#(and (<= main_~y~0 42) (<= 42 main_~y~0))} is VALID [2022-04-15 06:11:09,154 INFO L290 TraceCheckUtils]: 48: Hoare triple {50237#(and (<= main_~y~0 42) (<= 42 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50238#(and (<= 43 main_~y~0) (<= main_~y~0 43))} is VALID [2022-04-15 06:11:09,155 INFO L290 TraceCheckUtils]: 49: Hoare triple {50238#(and (<= 43 main_~y~0) (<= main_~y~0 43))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50239#(and (<= main_~y~0 44) (<= 44 main_~y~0))} is VALID [2022-04-15 06:11:09,155 INFO L290 TraceCheckUtils]: 50: Hoare triple {50239#(and (<= main_~y~0 44) (<= 44 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50240#(and (<= main_~y~0 45) (<= 45 main_~y~0))} is VALID [2022-04-15 06:11:09,156 INFO L290 TraceCheckUtils]: 51: Hoare triple {50240#(and (<= main_~y~0 45) (<= 45 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50241#(and (<= main_~y~0 46) (<= 46 main_~y~0))} is VALID [2022-04-15 06:11:09,156 INFO L290 TraceCheckUtils]: 52: Hoare triple {50241#(and (<= main_~y~0 46) (<= 46 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50242#(and (<= main_~y~0 47) (<= 47 main_~y~0))} is VALID [2022-04-15 06:11:09,157 INFO L290 TraceCheckUtils]: 53: Hoare triple {50242#(and (<= main_~y~0 47) (<= 47 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50243#(and (<= 48 main_~y~0) (<= main_~y~0 48))} is VALID [2022-04-15 06:11:09,157 INFO L290 TraceCheckUtils]: 54: Hoare triple {50243#(and (<= 48 main_~y~0) (<= main_~y~0 48))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50244#(and (<= 49 main_~y~0) (<= main_~y~0 49))} is VALID [2022-04-15 06:11:09,158 INFO L290 TraceCheckUtils]: 55: Hoare triple {50244#(and (<= 49 main_~y~0) (<= main_~y~0 49))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50245#(and (<= 50 main_~y~0) (<= main_~y~0 50))} is VALID [2022-04-15 06:11:09,158 INFO L290 TraceCheckUtils]: 56: Hoare triple {50245#(and (<= 50 main_~y~0) (<= main_~y~0 50))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50246#(and (<= 51 main_~y~0) (<= main_~y~0 51))} is VALID [2022-04-15 06:11:09,158 INFO L290 TraceCheckUtils]: 57: Hoare triple {50246#(and (<= 51 main_~y~0) (<= main_~y~0 51))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50247#(and (<= main_~y~0 52) (<= 52 main_~y~0))} is VALID [2022-04-15 06:11:09,159 INFO L290 TraceCheckUtils]: 58: Hoare triple {50247#(and (<= main_~y~0 52) (<= 52 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50248#(and (<= main_~y~0 53) (<= 53 main_~y~0))} is VALID [2022-04-15 06:11:09,159 INFO L290 TraceCheckUtils]: 59: Hoare triple {50248#(and (<= main_~y~0 53) (<= 53 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50249#(and (<= 54 main_~y~0) (<= main_~y~0 54))} is VALID [2022-04-15 06:11:09,160 INFO L290 TraceCheckUtils]: 60: Hoare triple {50249#(and (<= 54 main_~y~0) (<= main_~y~0 54))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50250#(and (<= 55 main_~y~0) (<= main_~y~0 55))} is VALID [2022-04-15 06:11:09,160 INFO L290 TraceCheckUtils]: 61: Hoare triple {50250#(and (<= 55 main_~y~0) (<= main_~y~0 55))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50251#(and (<= main_~y~0 56) (<= 56 main_~y~0))} is VALID [2022-04-15 06:11:09,161 INFO L290 TraceCheckUtils]: 62: Hoare triple {50251#(and (<= main_~y~0 56) (<= 56 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50252#(and (<= main_~y~0 57) (<= 57 main_~y~0))} is VALID [2022-04-15 06:11:09,161 INFO L290 TraceCheckUtils]: 63: Hoare triple {50252#(and (<= main_~y~0 57) (<= 57 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50253#(and (<= 58 main_~y~0) (<= main_~y~0 58))} is VALID [2022-04-15 06:11:09,162 INFO L290 TraceCheckUtils]: 64: Hoare triple {50253#(and (<= 58 main_~y~0) (<= main_~y~0 58))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50254#(and (<= main_~y~0 59) (<= 59 main_~y~0))} is VALID [2022-04-15 06:11:09,162 INFO L290 TraceCheckUtils]: 65: Hoare triple {50254#(and (<= main_~y~0 59) (<= 59 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50255#(and (<= 60 main_~y~0) (<= main_~y~0 60))} is VALID [2022-04-15 06:11:09,163 INFO L290 TraceCheckUtils]: 66: Hoare triple {50255#(and (<= 60 main_~y~0) (<= main_~y~0 60))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50256#(and (<= main_~y~0 61) (<= 61 main_~y~0))} is VALID [2022-04-15 06:11:09,163 INFO L290 TraceCheckUtils]: 67: Hoare triple {50256#(and (<= main_~y~0 61) (<= 61 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50257#(and (<= main_~y~0 62) (<= 62 main_~y~0))} is VALID [2022-04-15 06:11:09,164 INFO L290 TraceCheckUtils]: 68: Hoare triple {50257#(and (<= main_~y~0 62) (<= 62 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50258#(and (<= 63 main_~y~0) (<= main_~y~0 63))} is VALID [2022-04-15 06:11:09,164 INFO L290 TraceCheckUtils]: 69: Hoare triple {50258#(and (<= 63 main_~y~0) (<= main_~y~0 63))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50259#(and (<= 64 main_~y~0) (<= main_~y~0 64))} is VALID [2022-04-15 06:11:09,165 INFO L290 TraceCheckUtils]: 70: Hoare triple {50259#(and (<= 64 main_~y~0) (<= main_~y~0 64))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50260#(and (<= 65 main_~y~0) (<= main_~y~0 65))} is VALID [2022-04-15 06:11:09,165 INFO L290 TraceCheckUtils]: 71: Hoare triple {50260#(and (<= 65 main_~y~0) (<= main_~y~0 65))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50261#(and (<= 66 main_~y~0) (<= main_~y~0 66))} is VALID [2022-04-15 06:11:09,166 INFO L290 TraceCheckUtils]: 72: Hoare triple {50261#(and (<= 66 main_~y~0) (<= main_~y~0 66))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50262#(and (<= main_~y~0 67) (<= 67 main_~y~0))} is VALID [2022-04-15 06:11:09,166 INFO L290 TraceCheckUtils]: 73: Hoare triple {50262#(and (<= main_~y~0 67) (<= 67 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50263#(and (<= main_~y~0 68) (<= 68 main_~y~0))} is VALID [2022-04-15 06:11:09,166 INFO L290 TraceCheckUtils]: 74: Hoare triple {50263#(and (<= main_~y~0 68) (<= 68 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50264#(and (<= main_~y~0 69) (<= 69 main_~y~0))} is VALID [2022-04-15 06:11:09,167 INFO L290 TraceCheckUtils]: 75: Hoare triple {50264#(and (<= main_~y~0 69) (<= 69 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50265#(and (not (<= (+ (div main_~y~0 4294967296) 1) 0)) (<= main_~y~0 70))} is VALID [2022-04-15 06:11:09,167 INFO L290 TraceCheckUtils]: 76: Hoare triple {50265#(and (not (<= (+ (div main_~y~0 4294967296) 1) 0)) (<= main_~y~0 70))} assume !(~y~0 % 4294967296 < 1024); {50191#false} is VALID [2022-04-15 06:11:09,168 INFO L272 TraceCheckUtils]: 77: Hoare triple {50191#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {50191#false} is VALID [2022-04-15 06:11:09,168 INFO L290 TraceCheckUtils]: 78: Hoare triple {50191#false} ~cond := #in~cond; {50191#false} is VALID [2022-04-15 06:11:09,168 INFO L290 TraceCheckUtils]: 79: Hoare triple {50191#false} assume 0 == ~cond; {50191#false} is VALID [2022-04-15 06:11:09,168 INFO L290 TraceCheckUtils]: 80: Hoare triple {50191#false} assume !false; {50191#false} is VALID [2022-04-15 06:11:09,168 INFO L134 CoverageAnalysis]: Checked inductivity of 2485 backedges. 0 proven. 2485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 06:11:09,168 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-15 06:11:09,168 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [185513117] [2022-04-15 06:11:09,168 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [185513117] provided 0 perfect and 1 imperfect interpolant sequences [2022-04-15 06:11:09,168 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [977921901] [2022-04-15 06:11:09,169 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-04-15 06:11:09,169 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-15 06:11:09,169 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-15 06:11:09,170 INFO L229 MonitoredProcess]: Starting monitored process 71 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-04-15 06:11:09,171 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (71)] Waiting until timeout for monitored process [2022-04-15 06:11:09,275 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-04-15 06:11:09,275 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-15 06:11:09,277 INFO L263 TraceCheckSpWp]: Trace formula consists of 403 conjuncts, 143 conjunts are in the unsatisfiable core [2022-04-15 06:11:09,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-15 06:11:09,290 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-15 06:11:09,855 INFO L272 TraceCheckUtils]: 0: Hoare triple {50190#true} call ULTIMATE.init(); {50190#true} is VALID [2022-04-15 06:11:09,856 INFO L290 TraceCheckUtils]: 1: Hoare triple {50190#true} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {50190#true} is VALID [2022-04-15 06:11:09,856 INFO L290 TraceCheckUtils]: 2: Hoare triple {50190#true} assume true; {50190#true} is VALID [2022-04-15 06:11:09,856 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {50190#true} {50190#true} #34#return; {50190#true} is VALID [2022-04-15 06:11:09,856 INFO L272 TraceCheckUtils]: 4: Hoare triple {50190#true} call #t~ret5 := main(); {50190#true} is VALID [2022-04-15 06:11:09,856 INFO L290 TraceCheckUtils]: 5: Hoare triple {50190#true} ~x~0 := 1;~y~0 := 0; {50195#(= main_~y~0 0)} is VALID [2022-04-15 06:11:09,856 INFO L290 TraceCheckUtils]: 6: Hoare triple {50195#(= main_~y~0 0)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50196#(and (<= 1 main_~y~0) (<= main_~y~0 1))} is VALID [2022-04-15 06:11:09,857 INFO L290 TraceCheckUtils]: 7: Hoare triple {50196#(and (<= 1 main_~y~0) (<= main_~y~0 1))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50197#(and (<= 2 main_~y~0) (<= main_~y~0 2))} is VALID [2022-04-15 06:11:09,857 INFO L290 TraceCheckUtils]: 8: Hoare triple {50197#(and (<= 2 main_~y~0) (<= main_~y~0 2))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50198#(and (<= main_~y~0 3) (<= 3 main_~y~0))} is VALID [2022-04-15 06:11:09,858 INFO L290 TraceCheckUtils]: 9: Hoare triple {50198#(and (<= main_~y~0 3) (<= 3 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50199#(and (<= main_~y~0 4) (<= 4 main_~y~0))} is VALID [2022-04-15 06:11:09,858 INFO L290 TraceCheckUtils]: 10: Hoare triple {50199#(and (<= main_~y~0 4) (<= 4 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50200#(and (<= 5 main_~y~0) (<= main_~y~0 5))} is VALID [2022-04-15 06:11:09,858 INFO L290 TraceCheckUtils]: 11: Hoare triple {50200#(and (<= 5 main_~y~0) (<= main_~y~0 5))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50201#(and (<= main_~y~0 6) (<= 6 main_~y~0))} is VALID [2022-04-15 06:11:09,859 INFO L290 TraceCheckUtils]: 12: Hoare triple {50201#(and (<= main_~y~0 6) (<= 6 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50202#(and (<= 7 main_~y~0) (<= main_~y~0 7))} is VALID [2022-04-15 06:11:09,859 INFO L290 TraceCheckUtils]: 13: Hoare triple {50202#(and (<= 7 main_~y~0) (<= main_~y~0 7))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50203#(and (<= main_~y~0 8) (<= 8 main_~y~0))} is VALID [2022-04-15 06:11:09,860 INFO L290 TraceCheckUtils]: 14: Hoare triple {50203#(and (<= main_~y~0 8) (<= 8 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50204#(and (<= 9 main_~y~0) (<= main_~y~0 9))} is VALID [2022-04-15 06:11:09,860 INFO L290 TraceCheckUtils]: 15: Hoare triple {50204#(and (<= 9 main_~y~0) (<= main_~y~0 9))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50205#(and (<= main_~y~0 10) (<= 10 main_~y~0))} is VALID [2022-04-15 06:11:09,860 INFO L290 TraceCheckUtils]: 16: Hoare triple {50205#(and (<= main_~y~0 10) (<= 10 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50206#(and (<= main_~y~0 11) (<= 11 main_~y~0))} is VALID [2022-04-15 06:11:09,861 INFO L290 TraceCheckUtils]: 17: Hoare triple {50206#(and (<= main_~y~0 11) (<= 11 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50207#(and (<= 12 main_~y~0) (<= main_~y~0 12))} is VALID [2022-04-15 06:11:09,861 INFO L290 TraceCheckUtils]: 18: Hoare triple {50207#(and (<= 12 main_~y~0) (<= main_~y~0 12))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50208#(and (<= main_~y~0 13) (<= 13 main_~y~0))} is VALID [2022-04-15 06:11:09,862 INFO L290 TraceCheckUtils]: 19: Hoare triple {50208#(and (<= main_~y~0 13) (<= 13 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50209#(and (<= 14 main_~y~0) (<= main_~y~0 14))} is VALID [2022-04-15 06:11:09,862 INFO L290 TraceCheckUtils]: 20: Hoare triple {50209#(and (<= 14 main_~y~0) (<= main_~y~0 14))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50210#(and (<= main_~y~0 15) (<= 15 main_~y~0))} is VALID [2022-04-15 06:11:09,862 INFO L290 TraceCheckUtils]: 21: Hoare triple {50210#(and (<= main_~y~0 15) (<= 15 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50211#(and (<= 16 main_~y~0) (<= main_~y~0 16))} is VALID [2022-04-15 06:11:09,863 INFO L290 TraceCheckUtils]: 22: Hoare triple {50211#(and (<= 16 main_~y~0) (<= main_~y~0 16))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50212#(and (<= main_~y~0 17) (<= 17 main_~y~0))} is VALID [2022-04-15 06:11:09,863 INFO L290 TraceCheckUtils]: 23: Hoare triple {50212#(and (<= main_~y~0 17) (<= 17 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50213#(and (<= 18 main_~y~0) (<= main_~y~0 18))} is VALID [2022-04-15 06:11:09,864 INFO L290 TraceCheckUtils]: 24: Hoare triple {50213#(and (<= 18 main_~y~0) (<= main_~y~0 18))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50214#(and (<= 19 main_~y~0) (<= main_~y~0 19))} is VALID [2022-04-15 06:11:09,864 INFO L290 TraceCheckUtils]: 25: Hoare triple {50214#(and (<= 19 main_~y~0) (<= main_~y~0 19))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50215#(and (<= 20 main_~y~0) (<= main_~y~0 20))} is VALID [2022-04-15 06:11:09,864 INFO L290 TraceCheckUtils]: 26: Hoare triple {50215#(and (<= 20 main_~y~0) (<= main_~y~0 20))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50216#(and (<= main_~y~0 21) (<= 21 main_~y~0))} is VALID [2022-04-15 06:11:09,865 INFO L290 TraceCheckUtils]: 27: Hoare triple {50216#(and (<= main_~y~0 21) (<= 21 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50217#(and (<= main_~y~0 22) (<= 22 main_~y~0))} is VALID [2022-04-15 06:11:09,865 INFO L290 TraceCheckUtils]: 28: Hoare triple {50217#(and (<= main_~y~0 22) (<= 22 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50218#(and (<= main_~y~0 23) (<= 23 main_~y~0))} is VALID [2022-04-15 06:11:09,865 INFO L290 TraceCheckUtils]: 29: Hoare triple {50218#(and (<= main_~y~0 23) (<= 23 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50219#(and (<= 24 main_~y~0) (<= main_~y~0 24))} is VALID [2022-04-15 06:11:09,866 INFO L290 TraceCheckUtils]: 30: Hoare triple {50219#(and (<= 24 main_~y~0) (<= main_~y~0 24))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50220#(and (<= 25 main_~y~0) (<= main_~y~0 25))} is VALID [2022-04-15 06:11:09,866 INFO L290 TraceCheckUtils]: 31: Hoare triple {50220#(and (<= 25 main_~y~0) (<= main_~y~0 25))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50221#(and (<= main_~y~0 26) (<= 26 main_~y~0))} is VALID [2022-04-15 06:11:09,867 INFO L290 TraceCheckUtils]: 32: Hoare triple {50221#(and (<= main_~y~0 26) (<= 26 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50222#(and (<= main_~y~0 27) (<= 27 main_~y~0))} is VALID [2022-04-15 06:11:09,867 INFO L290 TraceCheckUtils]: 33: Hoare triple {50222#(and (<= main_~y~0 27) (<= 27 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50223#(and (<= main_~y~0 28) (<= 28 main_~y~0))} is VALID [2022-04-15 06:11:09,867 INFO L290 TraceCheckUtils]: 34: Hoare triple {50223#(and (<= main_~y~0 28) (<= 28 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50224#(and (<= 29 main_~y~0) (<= main_~y~0 29))} is VALID [2022-04-15 06:11:09,868 INFO L290 TraceCheckUtils]: 35: Hoare triple {50224#(and (<= 29 main_~y~0) (<= main_~y~0 29))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50225#(and (<= main_~y~0 30) (<= 30 main_~y~0))} is VALID [2022-04-15 06:11:09,868 INFO L290 TraceCheckUtils]: 36: Hoare triple {50225#(and (<= main_~y~0 30) (<= 30 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50226#(and (<= main_~y~0 31) (<= 31 main_~y~0))} is VALID [2022-04-15 06:11:09,869 INFO L290 TraceCheckUtils]: 37: Hoare triple {50226#(and (<= main_~y~0 31) (<= 31 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50227#(and (<= main_~y~0 32) (<= 32 main_~y~0))} is VALID [2022-04-15 06:11:09,869 INFO L290 TraceCheckUtils]: 38: Hoare triple {50227#(and (<= main_~y~0 32) (<= 32 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50228#(and (<= 33 main_~y~0) (<= main_~y~0 33))} is VALID [2022-04-15 06:11:09,869 INFO L290 TraceCheckUtils]: 39: Hoare triple {50228#(and (<= 33 main_~y~0) (<= main_~y~0 33))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50229#(and (<= main_~y~0 34) (<= 34 main_~y~0))} is VALID [2022-04-15 06:11:09,870 INFO L290 TraceCheckUtils]: 40: Hoare triple {50229#(and (<= main_~y~0 34) (<= 34 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50230#(and (<= 35 main_~y~0) (<= main_~y~0 35))} is VALID [2022-04-15 06:11:09,870 INFO L290 TraceCheckUtils]: 41: Hoare triple {50230#(and (<= 35 main_~y~0) (<= main_~y~0 35))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50231#(and (<= 36 main_~y~0) (<= main_~y~0 36))} is VALID [2022-04-15 06:11:09,871 INFO L290 TraceCheckUtils]: 42: Hoare triple {50231#(and (<= 36 main_~y~0) (<= main_~y~0 36))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50232#(and (<= main_~y~0 37) (<= 37 main_~y~0))} is VALID [2022-04-15 06:11:09,871 INFO L290 TraceCheckUtils]: 43: Hoare triple {50232#(and (<= main_~y~0 37) (<= 37 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50233#(and (<= 38 main_~y~0) (<= main_~y~0 38))} is VALID [2022-04-15 06:11:09,871 INFO L290 TraceCheckUtils]: 44: Hoare triple {50233#(and (<= 38 main_~y~0) (<= main_~y~0 38))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50234#(and (<= 39 main_~y~0) (<= main_~y~0 39))} is VALID [2022-04-15 06:11:09,872 INFO L290 TraceCheckUtils]: 45: Hoare triple {50234#(and (<= 39 main_~y~0) (<= main_~y~0 39))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50235#(and (<= 40 main_~y~0) (<= main_~y~0 40))} is VALID [2022-04-15 06:11:09,872 INFO L290 TraceCheckUtils]: 46: Hoare triple {50235#(and (<= 40 main_~y~0) (<= main_~y~0 40))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50236#(and (<= 41 main_~y~0) (<= main_~y~0 41))} is VALID [2022-04-15 06:11:09,872 INFO L290 TraceCheckUtils]: 47: Hoare triple {50236#(and (<= 41 main_~y~0) (<= main_~y~0 41))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50237#(and (<= main_~y~0 42) (<= 42 main_~y~0))} is VALID [2022-04-15 06:11:09,873 INFO L290 TraceCheckUtils]: 48: Hoare triple {50237#(and (<= main_~y~0 42) (<= 42 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50238#(and (<= 43 main_~y~0) (<= main_~y~0 43))} is VALID [2022-04-15 06:11:09,873 INFO L290 TraceCheckUtils]: 49: Hoare triple {50238#(and (<= 43 main_~y~0) (<= main_~y~0 43))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50239#(and (<= main_~y~0 44) (<= 44 main_~y~0))} is VALID [2022-04-15 06:11:09,874 INFO L290 TraceCheckUtils]: 50: Hoare triple {50239#(and (<= main_~y~0 44) (<= 44 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50240#(and (<= main_~y~0 45) (<= 45 main_~y~0))} is VALID [2022-04-15 06:11:09,874 INFO L290 TraceCheckUtils]: 51: Hoare triple {50240#(and (<= main_~y~0 45) (<= 45 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50241#(and (<= main_~y~0 46) (<= 46 main_~y~0))} is VALID [2022-04-15 06:11:09,874 INFO L290 TraceCheckUtils]: 52: Hoare triple {50241#(and (<= main_~y~0 46) (<= 46 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50242#(and (<= main_~y~0 47) (<= 47 main_~y~0))} is VALID [2022-04-15 06:11:09,875 INFO L290 TraceCheckUtils]: 53: Hoare triple {50242#(and (<= main_~y~0 47) (<= 47 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50243#(and (<= 48 main_~y~0) (<= main_~y~0 48))} is VALID [2022-04-15 06:11:09,875 INFO L290 TraceCheckUtils]: 54: Hoare triple {50243#(and (<= 48 main_~y~0) (<= main_~y~0 48))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50244#(and (<= 49 main_~y~0) (<= main_~y~0 49))} is VALID [2022-04-15 06:11:09,876 INFO L290 TraceCheckUtils]: 55: Hoare triple {50244#(and (<= 49 main_~y~0) (<= main_~y~0 49))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50245#(and (<= 50 main_~y~0) (<= main_~y~0 50))} is VALID [2022-04-15 06:11:09,876 INFO L290 TraceCheckUtils]: 56: Hoare triple {50245#(and (<= 50 main_~y~0) (<= main_~y~0 50))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50246#(and (<= 51 main_~y~0) (<= main_~y~0 51))} is VALID [2022-04-15 06:11:09,876 INFO L290 TraceCheckUtils]: 57: Hoare triple {50246#(and (<= 51 main_~y~0) (<= main_~y~0 51))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50247#(and (<= main_~y~0 52) (<= 52 main_~y~0))} is VALID [2022-04-15 06:11:09,877 INFO L290 TraceCheckUtils]: 58: Hoare triple {50247#(and (<= main_~y~0 52) (<= 52 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50248#(and (<= main_~y~0 53) (<= 53 main_~y~0))} is VALID [2022-04-15 06:11:09,877 INFO L290 TraceCheckUtils]: 59: Hoare triple {50248#(and (<= main_~y~0 53) (<= 53 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50249#(and (<= 54 main_~y~0) (<= main_~y~0 54))} is VALID [2022-04-15 06:11:09,877 INFO L290 TraceCheckUtils]: 60: Hoare triple {50249#(and (<= 54 main_~y~0) (<= main_~y~0 54))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50250#(and (<= 55 main_~y~0) (<= main_~y~0 55))} is VALID [2022-04-15 06:11:09,878 INFO L290 TraceCheckUtils]: 61: Hoare triple {50250#(and (<= 55 main_~y~0) (<= main_~y~0 55))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50251#(and (<= main_~y~0 56) (<= 56 main_~y~0))} is VALID [2022-04-15 06:11:09,878 INFO L290 TraceCheckUtils]: 62: Hoare triple {50251#(and (<= main_~y~0 56) (<= 56 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50252#(and (<= main_~y~0 57) (<= 57 main_~y~0))} is VALID [2022-04-15 06:11:09,879 INFO L290 TraceCheckUtils]: 63: Hoare triple {50252#(and (<= main_~y~0 57) (<= 57 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50253#(and (<= 58 main_~y~0) (<= main_~y~0 58))} is VALID [2022-04-15 06:11:09,879 INFO L290 TraceCheckUtils]: 64: Hoare triple {50253#(and (<= 58 main_~y~0) (<= main_~y~0 58))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50254#(and (<= main_~y~0 59) (<= 59 main_~y~0))} is VALID [2022-04-15 06:11:09,879 INFO L290 TraceCheckUtils]: 65: Hoare triple {50254#(and (<= main_~y~0 59) (<= 59 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50255#(and (<= 60 main_~y~0) (<= main_~y~0 60))} is VALID [2022-04-15 06:11:09,880 INFO L290 TraceCheckUtils]: 66: Hoare triple {50255#(and (<= 60 main_~y~0) (<= main_~y~0 60))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50256#(and (<= main_~y~0 61) (<= 61 main_~y~0))} is VALID [2022-04-15 06:11:09,880 INFO L290 TraceCheckUtils]: 67: Hoare triple {50256#(and (<= main_~y~0 61) (<= 61 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50257#(and (<= main_~y~0 62) (<= 62 main_~y~0))} is VALID [2022-04-15 06:11:09,881 INFO L290 TraceCheckUtils]: 68: Hoare triple {50257#(and (<= main_~y~0 62) (<= 62 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50258#(and (<= 63 main_~y~0) (<= main_~y~0 63))} is VALID [2022-04-15 06:11:09,881 INFO L290 TraceCheckUtils]: 69: Hoare triple {50258#(and (<= 63 main_~y~0) (<= main_~y~0 63))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50259#(and (<= 64 main_~y~0) (<= main_~y~0 64))} is VALID [2022-04-15 06:11:09,881 INFO L290 TraceCheckUtils]: 70: Hoare triple {50259#(and (<= 64 main_~y~0) (<= main_~y~0 64))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50260#(and (<= 65 main_~y~0) (<= main_~y~0 65))} is VALID [2022-04-15 06:11:09,882 INFO L290 TraceCheckUtils]: 71: Hoare triple {50260#(and (<= 65 main_~y~0) (<= main_~y~0 65))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50261#(and (<= 66 main_~y~0) (<= main_~y~0 66))} is VALID [2022-04-15 06:11:09,882 INFO L290 TraceCheckUtils]: 72: Hoare triple {50261#(and (<= 66 main_~y~0) (<= main_~y~0 66))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50262#(and (<= main_~y~0 67) (<= 67 main_~y~0))} is VALID [2022-04-15 06:11:09,882 INFO L290 TraceCheckUtils]: 73: Hoare triple {50262#(and (<= main_~y~0 67) (<= 67 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50263#(and (<= main_~y~0 68) (<= 68 main_~y~0))} is VALID [2022-04-15 06:11:09,883 INFO L290 TraceCheckUtils]: 74: Hoare triple {50263#(and (<= main_~y~0 68) (<= 68 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50264#(and (<= main_~y~0 69) (<= 69 main_~y~0))} is VALID [2022-04-15 06:11:09,883 INFO L290 TraceCheckUtils]: 75: Hoare triple {50264#(and (<= main_~y~0 69) (<= 69 main_~y~0))} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50495#(and (<= 70 main_~y~0) (<= main_~y~0 70))} is VALID [2022-04-15 06:11:09,884 INFO L290 TraceCheckUtils]: 76: Hoare triple {50495#(and (<= 70 main_~y~0) (<= main_~y~0 70))} assume !(~y~0 % 4294967296 < 1024); {50191#false} is VALID [2022-04-15 06:11:09,884 INFO L272 TraceCheckUtils]: 77: Hoare triple {50191#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {50191#false} is VALID [2022-04-15 06:11:09,884 INFO L290 TraceCheckUtils]: 78: Hoare triple {50191#false} ~cond := #in~cond; {50191#false} is VALID [2022-04-15 06:11:09,884 INFO L290 TraceCheckUtils]: 79: Hoare triple {50191#false} assume 0 == ~cond; {50191#false} is VALID [2022-04-15 06:11:09,884 INFO L290 TraceCheckUtils]: 80: Hoare triple {50191#false} assume !false; {50191#false} is VALID [2022-04-15 06:11:09,884 INFO L134 CoverageAnalysis]: Checked inductivity of 2485 backedges. 0 proven. 2485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 06:11:09,884 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-15 06:11:19,969 INFO L290 TraceCheckUtils]: 80: Hoare triple {50191#false} assume !false; {50191#false} is VALID [2022-04-15 06:11:19,969 INFO L290 TraceCheckUtils]: 79: Hoare triple {50191#false} assume 0 == ~cond; {50191#false} is VALID [2022-04-15 06:11:19,969 INFO L290 TraceCheckUtils]: 78: Hoare triple {50191#false} ~cond := #in~cond; {50191#false} is VALID [2022-04-15 06:11:19,969 INFO L272 TraceCheckUtils]: 77: Hoare triple {50191#false} call __VERIFIER_assert((if 1 == ~x~0 % 4294967296 then 1 else 0)); {50191#false} is VALID [2022-04-15 06:11:19,969 INFO L290 TraceCheckUtils]: 76: Hoare triple {50523#(< (mod main_~y~0 4294967296) 1024)} assume !(~y~0 % 4294967296 < 1024); {50191#false} is VALID [2022-04-15 06:11:19,970 INFO L290 TraceCheckUtils]: 75: Hoare triple {50527#(< (mod (+ main_~y~0 1) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50523#(< (mod main_~y~0 4294967296) 1024)} is VALID [2022-04-15 06:11:19,971 INFO L290 TraceCheckUtils]: 74: Hoare triple {50531#(< (mod (+ main_~y~0 2) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50527#(< (mod (+ main_~y~0 1) 4294967296) 1024)} is VALID [2022-04-15 06:11:19,972 INFO L290 TraceCheckUtils]: 73: Hoare triple {50535#(< (mod (+ main_~y~0 3) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50531#(< (mod (+ main_~y~0 2) 4294967296) 1024)} is VALID [2022-04-15 06:11:19,973 INFO L290 TraceCheckUtils]: 72: Hoare triple {50539#(< (mod (+ main_~y~0 4) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50535#(< (mod (+ main_~y~0 3) 4294967296) 1024)} is VALID [2022-04-15 06:11:19,974 INFO L290 TraceCheckUtils]: 71: Hoare triple {50543#(< (mod (+ 5 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50539#(< (mod (+ main_~y~0 4) 4294967296) 1024)} is VALID [2022-04-15 06:11:19,974 INFO L290 TraceCheckUtils]: 70: Hoare triple {50547#(< (mod (+ main_~y~0 6) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50543#(< (mod (+ 5 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:11:19,975 INFO L290 TraceCheckUtils]: 69: Hoare triple {50551#(< (mod (+ 7 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50547#(< (mod (+ main_~y~0 6) 4294967296) 1024)} is VALID [2022-04-15 06:11:19,976 INFO L290 TraceCheckUtils]: 68: Hoare triple {50555#(< (mod (+ main_~y~0 8) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50551#(< (mod (+ 7 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:11:19,976 INFO L290 TraceCheckUtils]: 67: Hoare triple {50559#(< (mod (+ main_~y~0 9) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50555#(< (mod (+ main_~y~0 8) 4294967296) 1024)} is VALID [2022-04-15 06:11:19,977 INFO L290 TraceCheckUtils]: 66: Hoare triple {50563#(< (mod (+ main_~y~0 10) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50559#(< (mod (+ main_~y~0 9) 4294967296) 1024)} is VALID [2022-04-15 06:11:19,978 INFO L290 TraceCheckUtils]: 65: Hoare triple {50567#(< (mod (+ main_~y~0 11) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50563#(< (mod (+ main_~y~0 10) 4294967296) 1024)} is VALID [2022-04-15 06:11:19,978 INFO L290 TraceCheckUtils]: 64: Hoare triple {50571#(< (mod (+ main_~y~0 12) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50567#(< (mod (+ main_~y~0 11) 4294967296) 1024)} is VALID [2022-04-15 06:11:19,982 INFO L290 TraceCheckUtils]: 63: Hoare triple {50575#(< (mod (+ main_~y~0 13) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50571#(< (mod (+ main_~y~0 12) 4294967296) 1024)} is VALID [2022-04-15 06:11:19,983 INFO L290 TraceCheckUtils]: 62: Hoare triple {50579#(< (mod (+ main_~y~0 14) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50575#(< (mod (+ main_~y~0 13) 4294967296) 1024)} is VALID [2022-04-15 06:11:19,984 INFO L290 TraceCheckUtils]: 61: Hoare triple {50583#(< (mod (+ main_~y~0 15) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50579#(< (mod (+ main_~y~0 14) 4294967296) 1024)} is VALID [2022-04-15 06:11:19,984 INFO L290 TraceCheckUtils]: 60: Hoare triple {50587#(< (mod (+ main_~y~0 16) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50583#(< (mod (+ main_~y~0 15) 4294967296) 1024)} is VALID [2022-04-15 06:11:19,985 INFO L290 TraceCheckUtils]: 59: Hoare triple {50591#(< (mod (+ main_~y~0 17) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50587#(< (mod (+ main_~y~0 16) 4294967296) 1024)} is VALID [2022-04-15 06:11:19,986 INFO L290 TraceCheckUtils]: 58: Hoare triple {50595#(< (mod (+ main_~y~0 18) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50591#(< (mod (+ main_~y~0 17) 4294967296) 1024)} is VALID [2022-04-15 06:11:19,986 INFO L290 TraceCheckUtils]: 57: Hoare triple {50599#(< (mod (+ 19 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50595#(< (mod (+ main_~y~0 18) 4294967296) 1024)} is VALID [2022-04-15 06:11:19,988 INFO L290 TraceCheckUtils]: 56: Hoare triple {50603#(< (mod (+ main_~y~0 20) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50599#(< (mod (+ 19 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:11:19,988 INFO L290 TraceCheckUtils]: 55: Hoare triple {50607#(< (mod (+ main_~y~0 21) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50603#(< (mod (+ main_~y~0 20) 4294967296) 1024)} is VALID [2022-04-15 06:11:19,989 INFO L290 TraceCheckUtils]: 54: Hoare triple {50611#(< (mod (+ main_~y~0 22) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50607#(< (mod (+ main_~y~0 21) 4294967296) 1024)} is VALID [2022-04-15 06:11:19,990 INFO L290 TraceCheckUtils]: 53: Hoare triple {50615#(< (mod (+ 23 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50611#(< (mod (+ main_~y~0 22) 4294967296) 1024)} is VALID [2022-04-15 06:11:19,990 INFO L290 TraceCheckUtils]: 52: Hoare triple {50619#(< (mod (+ main_~y~0 24) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50615#(< (mod (+ 23 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:11:19,991 INFO L290 TraceCheckUtils]: 51: Hoare triple {50623#(< (mod (+ main_~y~0 25) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50619#(< (mod (+ main_~y~0 24) 4294967296) 1024)} is VALID [2022-04-15 06:11:19,992 INFO L290 TraceCheckUtils]: 50: Hoare triple {50627#(< (mod (+ main_~y~0 26) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50623#(< (mod (+ main_~y~0 25) 4294967296) 1024)} is VALID [2022-04-15 06:11:19,992 INFO L290 TraceCheckUtils]: 49: Hoare triple {50631#(< (mod (+ main_~y~0 27) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50627#(< (mod (+ main_~y~0 26) 4294967296) 1024)} is VALID [2022-04-15 06:11:19,993 INFO L290 TraceCheckUtils]: 48: Hoare triple {50635#(< (mod (+ main_~y~0 28) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50631#(< (mod (+ main_~y~0 27) 4294967296) 1024)} is VALID [2022-04-15 06:11:19,994 INFO L290 TraceCheckUtils]: 47: Hoare triple {50639#(< (mod (+ 29 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50635#(< (mod (+ main_~y~0 28) 4294967296) 1024)} is VALID [2022-04-15 06:11:19,995 INFO L290 TraceCheckUtils]: 46: Hoare triple {50643#(< (mod (+ 30 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50639#(< (mod (+ 29 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:11:19,995 INFO L290 TraceCheckUtils]: 45: Hoare triple {50647#(< (mod (+ main_~y~0 31) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50643#(< (mod (+ 30 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:11:19,996 INFO L290 TraceCheckUtils]: 44: Hoare triple {50651#(< (mod (+ 32 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50647#(< (mod (+ main_~y~0 31) 4294967296) 1024)} is VALID [2022-04-15 06:11:19,997 INFO L290 TraceCheckUtils]: 43: Hoare triple {50655#(< (mod (+ main_~y~0 33) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50651#(< (mod (+ 32 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:11:19,997 INFO L290 TraceCheckUtils]: 42: Hoare triple {50659#(< (mod (+ main_~y~0 34) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50655#(< (mod (+ main_~y~0 33) 4294967296) 1024)} is VALID [2022-04-15 06:11:19,998 INFO L290 TraceCheckUtils]: 41: Hoare triple {50663#(< (mod (+ 35 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50659#(< (mod (+ main_~y~0 34) 4294967296) 1024)} is VALID [2022-04-15 06:11:19,999 INFO L290 TraceCheckUtils]: 40: Hoare triple {50667#(< (mod (+ main_~y~0 36) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50663#(< (mod (+ 35 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:11:19,999 INFO L290 TraceCheckUtils]: 39: Hoare triple {50671#(< (mod (+ main_~y~0 37) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50667#(< (mod (+ main_~y~0 36) 4294967296) 1024)} is VALID [2022-04-15 06:11:20,000 INFO L290 TraceCheckUtils]: 38: Hoare triple {50675#(< (mod (+ main_~y~0 38) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50671#(< (mod (+ main_~y~0 37) 4294967296) 1024)} is VALID [2022-04-15 06:11:20,001 INFO L290 TraceCheckUtils]: 37: Hoare triple {50679#(< (mod (+ main_~y~0 39) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50675#(< (mod (+ main_~y~0 38) 4294967296) 1024)} is VALID [2022-04-15 06:11:20,002 INFO L290 TraceCheckUtils]: 36: Hoare triple {50683#(< (mod (+ 40 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50679#(< (mod (+ main_~y~0 39) 4294967296) 1024)} is VALID [2022-04-15 06:11:20,002 INFO L290 TraceCheckUtils]: 35: Hoare triple {50687#(< (mod (+ 41 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50683#(< (mod (+ 40 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:11:20,003 INFO L290 TraceCheckUtils]: 34: Hoare triple {50691#(< (mod (+ 42 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50687#(< (mod (+ 41 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:11:20,004 INFO L290 TraceCheckUtils]: 33: Hoare triple {50695#(< (mod (+ main_~y~0 43) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50691#(< (mod (+ 42 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:11:20,004 INFO L290 TraceCheckUtils]: 32: Hoare triple {50699#(< (mod (+ 44 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50695#(< (mod (+ main_~y~0 43) 4294967296) 1024)} is VALID [2022-04-15 06:11:20,005 INFO L290 TraceCheckUtils]: 31: Hoare triple {50703#(< (mod (+ main_~y~0 45) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50699#(< (mod (+ 44 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:11:20,006 INFO L290 TraceCheckUtils]: 30: Hoare triple {50707#(< (mod (+ main_~y~0 46) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50703#(< (mod (+ main_~y~0 45) 4294967296) 1024)} is VALID [2022-04-15 06:11:20,007 INFO L290 TraceCheckUtils]: 29: Hoare triple {50711#(< (mod (+ main_~y~0 47) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50707#(< (mod (+ main_~y~0 46) 4294967296) 1024)} is VALID [2022-04-15 06:11:20,007 INFO L290 TraceCheckUtils]: 28: Hoare triple {50715#(< (mod (+ main_~y~0 48) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50711#(< (mod (+ main_~y~0 47) 4294967296) 1024)} is VALID [2022-04-15 06:11:20,008 INFO L290 TraceCheckUtils]: 27: Hoare triple {50719#(< (mod (+ 49 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50715#(< (mod (+ main_~y~0 48) 4294967296) 1024)} is VALID [2022-04-15 06:11:20,009 INFO L290 TraceCheckUtils]: 26: Hoare triple {50723#(< (mod (+ main_~y~0 50) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50719#(< (mod (+ 49 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:11:20,009 INFO L290 TraceCheckUtils]: 25: Hoare triple {50727#(< (mod (+ 51 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50723#(< (mod (+ main_~y~0 50) 4294967296) 1024)} is VALID [2022-04-15 06:11:20,010 INFO L290 TraceCheckUtils]: 24: Hoare triple {50731#(< (mod (+ main_~y~0 52) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50727#(< (mod (+ 51 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:11:20,010 INFO L290 TraceCheckUtils]: 23: Hoare triple {50735#(< (mod (+ 53 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50731#(< (mod (+ main_~y~0 52) 4294967296) 1024)} is VALID [2022-04-15 06:11:20,011 INFO L290 TraceCheckUtils]: 22: Hoare triple {50739#(< (mod (+ main_~y~0 54) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50735#(< (mod (+ 53 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:11:20,012 INFO L290 TraceCheckUtils]: 21: Hoare triple {50743#(< (mod (+ main_~y~0 55) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50739#(< (mod (+ main_~y~0 54) 4294967296) 1024)} is VALID [2022-04-15 06:11:20,012 INFO L290 TraceCheckUtils]: 20: Hoare triple {50747#(< (mod (+ 56 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50743#(< (mod (+ main_~y~0 55) 4294967296) 1024)} is VALID [2022-04-15 06:11:20,013 INFO L290 TraceCheckUtils]: 19: Hoare triple {50751#(< (mod (+ 57 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50747#(< (mod (+ 56 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:11:20,014 INFO L290 TraceCheckUtils]: 18: Hoare triple {50755#(< (mod (+ main_~y~0 58) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50751#(< (mod (+ 57 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:11:20,014 INFO L290 TraceCheckUtils]: 17: Hoare triple {50759#(< (mod (+ 59 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50755#(< (mod (+ main_~y~0 58) 4294967296) 1024)} is VALID [2022-04-15 06:11:20,015 INFO L290 TraceCheckUtils]: 16: Hoare triple {50763#(< (mod (+ main_~y~0 60) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50759#(< (mod (+ 59 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:11:20,016 INFO L290 TraceCheckUtils]: 15: Hoare triple {50767#(< (mod (+ main_~y~0 61) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50763#(< (mod (+ main_~y~0 60) 4294967296) 1024)} is VALID [2022-04-15 06:11:20,016 INFO L290 TraceCheckUtils]: 14: Hoare triple {50771#(< (mod (+ main_~y~0 62) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50767#(< (mod (+ main_~y~0 61) 4294967296) 1024)} is VALID [2022-04-15 06:11:20,017 INFO L290 TraceCheckUtils]: 13: Hoare triple {50775#(< (mod (+ main_~y~0 63) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50771#(< (mod (+ main_~y~0 62) 4294967296) 1024)} is VALID [2022-04-15 06:11:20,018 INFO L290 TraceCheckUtils]: 12: Hoare triple {50779#(< (mod (+ 64 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50775#(< (mod (+ main_~y~0 63) 4294967296) 1024)} is VALID [2022-04-15 06:11:20,018 INFO L290 TraceCheckUtils]: 11: Hoare triple {50783#(< (mod (+ main_~y~0 65) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50779#(< (mod (+ 64 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:11:20,019 INFO L290 TraceCheckUtils]: 10: Hoare triple {50787#(< (mod (+ 66 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50783#(< (mod (+ main_~y~0 65) 4294967296) 1024)} is VALID [2022-04-15 06:11:20,019 INFO L290 TraceCheckUtils]: 9: Hoare triple {50791#(< (mod (+ 67 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50787#(< (mod (+ 66 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:11:20,020 INFO L290 TraceCheckUtils]: 8: Hoare triple {50795#(< (mod (+ 68 main_~y~0) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50791#(< (mod (+ 67 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:11:20,021 INFO L290 TraceCheckUtils]: 7: Hoare triple {50799#(< (mod (+ main_~y~0 69) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50795#(< (mod (+ 68 main_~y~0) 4294967296) 1024)} is VALID [2022-04-15 06:11:20,021 INFO L290 TraceCheckUtils]: 6: Hoare triple {50803#(< (mod (+ main_~y~0 70) 4294967296) 1024)} assume !!(~y~0 % 4294967296 < 1024);~x~0 := 0;#t~post4 := ~y~0;~y~0 := 1 + #t~post4;havoc #t~post4; {50799#(< (mod (+ main_~y~0 69) 4294967296) 1024)} is VALID [2022-04-15 06:11:20,022 INFO L290 TraceCheckUtils]: 5: Hoare triple {50190#true} ~x~0 := 1;~y~0 := 0; {50803#(< (mod (+ main_~y~0 70) 4294967296) 1024)} is VALID [2022-04-15 06:11:20,022 INFO L272 TraceCheckUtils]: 4: Hoare triple {50190#true} call #t~ret5 := main(); {50190#true} is VALID [2022-04-15 06:11:20,022 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {50190#true} {50190#true} #34#return; {50190#true} is VALID [2022-04-15 06:11:20,022 INFO L290 TraceCheckUtils]: 2: Hoare triple {50190#true} assume true; {50190#true} is VALID [2022-04-15 06:11:20,022 INFO L290 TraceCheckUtils]: 1: Hoare triple {50190#true} #NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); {50190#true} is VALID [2022-04-15 06:11:20,022 INFO L272 TraceCheckUtils]: 0: Hoare triple {50190#true} call ULTIMATE.init(); {50190#true} is VALID [2022-04-15 06:11:20,023 INFO L134 CoverageAnalysis]: Checked inductivity of 2485 backedges. 0 proven. 2485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-15 06:11:20,023 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [977921901] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-15 06:11:20,023 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-04-15 06:11:20,023 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [74, 73, 73] total 146 [2022-04-15 06:11:20,023 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-15 06:11:20,023 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [1454345621] [2022-04-15 06:11:20,023 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [1454345621] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-15 06:11:20,023 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-15 06:11:20,023 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [74] imperfect sequences [] total 74 [2022-04-15 06:11:20,024 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1210574970] [2022-04-15 06:11:20,024 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-15 06:11:20,024 INFO L78 Accepts]: Start accepts. Automaton has has 74 states, 74 states have (on average 1.0405405405405406) internal successors, (77), 73 states have internal predecessors, (77), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 81 [2022-04-15 06:11:20,024 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-15 06:11:20,024 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 74 states, 74 states have (on average 1.0405405405405406) internal successors, (77), 73 states have internal predecessors, (77), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-04-15 06:11:20,069 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 81 edges. 81 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-15 06:11:20,069 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 74 states [2022-04-15 06:11:20,069 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-15 06:11:20,069 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 74 interpolants. [2022-04-15 06:11:20,071 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5472, Invalid=15698, Unknown=0, NotChecked=0, Total=21170 [2022-04-15 06:11:20,071 INFO L87 Difference]: Start difference. First operand 82 states and 82 transitions. Second operand has 74 states, 74 states have (on average 1.0405405405405406) internal successors, (77), 73 states have internal predecessors, (77), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1)