/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/nla-digbench-scaling/egcd3-ll_valuebound10.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-34549b5 [2022-04-08 05:57:34,121 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-04-08 05:57:34,122 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-04-08 05:57:34,163 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2022-04-08 05:57:34,203 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-04-08 05:57:34,204 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-04-08 05:57:34,206 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-04-08 05:57:34,206 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationJordan_32.epf [2022-04-08 05:57:34,213 INFO L113 SettingsManager]: Loading preferences was successful [2022-04-08 05:57:34,213 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-04-08 05:57:34,214 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-04-08 05:57:34,214 INFO L138 SettingsManager]: * sizeof long=4 [2022-04-08 05:57:34,214 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-04-08 05:57:34,214 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-04-08 05:57:34,214 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-04-08 05:57:34,215 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-04-08 05:57:34,215 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-04-08 05:57:34,215 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-04-08 05:57:34,215 INFO L138 SettingsManager]: * sizeof long double=12 [2022-04-08 05:57:34,216 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-04-08 05:57:34,216 INFO L138 SettingsManager]: * Use constant arrays=true [2022-04-08 05:57:34,216 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-04-08 05:57:34,216 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-04-08 05:57:34,216 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-04-08 05:57:34,216 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-04-08 05:57:34,216 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-04-08 05:57:34,216 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-04-08 05:57:34,216 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-04-08 05:57:34,217 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_NestedInterpolation [2022-04-08 05:57:34,217 INFO L138 SettingsManager]: * Trace refinement strategy=ACCELERATED_INTERPOLATION [2022-04-08 05:57:34,217 INFO L138 SettingsManager]: * Trace refinement strategy used in Accelerated Interpolation=CAMEL [2022-04-08 05:57:34,217 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-04-08 05:57:34,217 INFO L138 SettingsManager]: * Loop acceleration method that is used by accelerated interpolation=JORDAN [2022-04-08 05:57:34,217 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.core: Log level for class -> de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN; [2022-04-08 05:57:34,405 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-04-08 05:57:34,422 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-04-08 05:57:34,423 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-04-08 05:57:34,424 INFO L271 PluginConnector]: Initializing CDTParser... [2022-04-08 05:57:34,425 INFO L275 PluginConnector]: CDTParser initialized [2022-04-08 05:57:34,426 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/nla-digbench-scaling/egcd3-ll_valuebound10.c [2022-04-08 05:57:34,466 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7c27cc9ef/9a0bb388827042e6bd112f52765ee041/FLAGddc858455 [2022-04-08 05:57:34,767 INFO L306 CDTParser]: Found 1 translation units. [2022-04-08 05:57:34,768 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/nla-digbench-scaling/egcd3-ll_valuebound10.c [2022-04-08 05:57:34,792 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7c27cc9ef/9a0bb388827042e6bd112f52765ee041/FLAGddc858455 [2022-04-08 05:57:35,185 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7c27cc9ef/9a0bb388827042e6bd112f52765ee041 [2022-04-08 05:57:35,187 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-04-08 05:57:35,188 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2022-04-08 05:57:35,191 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-04-08 05:57:35,192 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-04-08 05:57:35,194 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-04-08 05:57:35,195 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.04 05:57:35" (1/1) ... [2022-04-08 05:57:35,196 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63cd1951 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.04 05:57:35, skipping insertion in model container [2022-04-08 05:57:35,196 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.04 05:57:35" (1/1) ... [2022-04-08 05:57:35,201 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-04-08 05:57:35,212 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-04-08 05:57:35,376 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/nla-digbench-scaling/egcd3-ll_valuebound10.c[490,503] [2022-04-08 05:57:35,391 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-04-08 05:57:35,396 INFO L203 MainTranslator]: Completed pre-run [2022-04-08 05:57:35,403 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/nla-digbench-scaling/egcd3-ll_valuebound10.c[490,503] [2022-04-08 05:57:35,410 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-04-08 05:57:35,418 INFO L208 MainTranslator]: Completed translation [2022-04-08 05:57:35,419 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.04 05:57:35 WrapperNode [2022-04-08 05:57:35,419 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-04-08 05:57:35,419 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-04-08 05:57:35,419 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-04-08 05:57:35,419 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-04-08 05:57:35,425 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.04 05:57:35" (1/1) ... [2022-04-08 05:57:35,425 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.04 05:57:35" (1/1) ... [2022-04-08 05:57:35,429 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.04 05:57:35" (1/1) ... [2022-04-08 05:57:35,429 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.04 05:57:35" (1/1) ... [2022-04-08 05:57:35,433 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.04 05:57:35" (1/1) ... [2022-04-08 05:57:35,437 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.04 05:57:35" (1/1) ... [2022-04-08 05:57:35,437 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.04 05:57:35" (1/1) ... [2022-04-08 05:57:35,438 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-04-08 05:57:35,439 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-04-08 05:57:35,439 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-04-08 05:57:35,439 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-04-08 05:57:35,440 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.04 05:57:35" (1/1) ... [2022-04-08 05:57:35,444 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-04-08 05:57:35,449 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-08 05:57:35,457 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) [2022-04-08 05:57:35,471 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 [2022-04-08 05:57:35,481 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2022-04-08 05:57:35,481 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-04-08 05:57:35,481 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2022-04-08 05:57:35,482 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-04-08 05:57:35,482 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-04-08 05:57:35,482 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2022-04-08 05:57:35,482 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2022-04-08 05:57:35,482 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2022-04-08 05:57:35,482 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2022-04-08 05:57:35,482 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-04-08 05:57:35,482 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2022-04-08 05:57:35,482 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-04-08 05:57:35,482 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-04-08 05:57:35,482 INFO L130 BoogieDeclarations]: Found specification of procedure main [2022-04-08 05:57:35,482 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2022-04-08 05:57:35,483 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-04-08 05:57:35,483 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-04-08 05:57:35,483 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-04-08 05:57:35,483 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-04-08 05:57:35,483 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-04-08 05:57:35,522 INFO L234 CfgBuilder]: Building ICFG [2022-04-08 05:57:35,523 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-04-08 05:57:35,711 INFO L275 CfgBuilder]: Performing block encoding [2022-04-08 05:57:35,716 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-04-08 05:57:35,716 INFO L299 CfgBuilder]: Removed 3 assume(true) statements. [2022-04-08 05:57:35,717 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.04 05:57:35 BoogieIcfgContainer [2022-04-08 05:57:35,717 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-04-08 05:57:35,718 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-04-08 05:57:35,718 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-04-08 05:57:35,720 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-04-08 05:57:35,720 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.04 05:57:35" (1/3) ... [2022-04-08 05:57:35,721 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@402302dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.04 05:57:35, skipping insertion in model container [2022-04-08 05:57:35,721 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.04 05:57:35" (2/3) ... [2022-04-08 05:57:35,721 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@402302dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.04 05:57:35, skipping insertion in model container [2022-04-08 05:57:35,721 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.04 05:57:35" (3/3) ... [2022-04-08 05:57:35,722 INFO L111 eAbstractionObserver]: Analyzing ICFG egcd3-ll_valuebound10.c [2022-04-08 05:57:35,725 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2022-04-08 05:57:35,725 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-04-08 05:57:35,749 INFO L339 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-04-08 05:57:35,753 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 [2022-04-08 05:57:35,753 INFO L341 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-04-08 05:57:35,764 INFO L276 IsEmpty]: Start isEmpty. Operand has 40 states, 23 states have (on average 1.5217391304347827) internal successors, (35), 24 states have internal predecessors, (35), 11 states have call successors, (11), 4 states have call predecessors, (11), 4 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2022-04-08 05:57:35,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-04-08 05:57:35,768 INFO L491 BasicCegarLoop]: Found error trace [2022-04-08 05:57:35,768 INFO L499 BasicCegarLoop]: trace histogram [4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-08 05:57:35,769 INFO L403 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-08 05:57:35,771 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-08 05:57:35,771 INFO L85 PathProgramCache]: Analyzing trace with hash 1237885594, now seen corresponding path program 1 times [2022-04-08 05:57:35,776 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-08 05:57:35,776 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [2004819920] [2022-04-08 05:57:35,783 INFO L202 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-04-08 05:57:35,783 INFO L85 PathProgramCache]: Analyzing trace with hash 1237885594, now seen corresponding path program 2 times [2022-04-08 05:57:35,786 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-08 05:57:35,786 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1720589713] [2022-04-08 05:57:35,786 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-08 05:57:35,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-08 05:57:35,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 05:57:35,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-08 05:57:35,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 05:57:35,922 INFO L290 TraceCheckUtils]: 0: Hoare triple {64#(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(11, 2);call #Ultimate.allocInit(12, 3); {43#true} is VALID [2022-04-08 05:57:35,922 INFO L290 TraceCheckUtils]: 1: Hoare triple {43#true} assume true; {43#true} is VALID [2022-04-08 05:57:35,923 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {43#true} {43#true} #112#return; {43#true} is VALID [2022-04-08 05:57:35,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-04-08 05:57:35,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 05:57:35,937 INFO L290 TraceCheckUtils]: 0: Hoare triple {43#true} ~cond := #in~cond; {43#true} is VALID [2022-04-08 05:57:35,938 INFO L290 TraceCheckUtils]: 1: Hoare triple {43#true} assume 0 == ~cond;assume false; {44#false} is VALID [2022-04-08 05:57:35,938 INFO L290 TraceCheckUtils]: 2: Hoare triple {44#false} assume true; {44#false} is VALID [2022-04-08 05:57:35,939 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {44#false} {43#true} #94#return; {44#false} is VALID [2022-04-08 05:57:35,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-04-08 05:57:35,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 05:57:35,944 INFO L290 TraceCheckUtils]: 0: Hoare triple {43#true} ~cond := #in~cond; {43#true} is VALID [2022-04-08 05:57:35,944 INFO L290 TraceCheckUtils]: 1: Hoare triple {43#true} assume 0 == ~cond;assume false; {44#false} is VALID [2022-04-08 05:57:35,945 INFO L290 TraceCheckUtils]: 2: Hoare triple {44#false} assume true; {44#false} is VALID [2022-04-08 05:57:35,945 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {44#false} {44#false} #96#return; {44#false} is VALID [2022-04-08 05:57:35,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-04-08 05:57:35,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 05:57:35,951 INFO L290 TraceCheckUtils]: 0: Hoare triple {43#true} ~cond := #in~cond; {43#true} is VALID [2022-04-08 05:57:35,952 INFO L290 TraceCheckUtils]: 1: Hoare triple {43#true} assume 0 == ~cond;assume false; {44#false} is VALID [2022-04-08 05:57:35,952 INFO L290 TraceCheckUtils]: 2: Hoare triple {44#false} assume true; {44#false} is VALID [2022-04-08 05:57:35,952 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {44#false} {44#false} #98#return; {44#false} is VALID [2022-04-08 05:57:35,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-04-08 05:57:35,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 05:57:35,957 INFO L290 TraceCheckUtils]: 0: Hoare triple {43#true} ~cond := #in~cond; {43#true} is VALID [2022-04-08 05:57:35,957 INFO L290 TraceCheckUtils]: 1: Hoare triple {43#true} assume 0 == ~cond;assume false; {44#false} is VALID [2022-04-08 05:57:35,957 INFO L290 TraceCheckUtils]: 2: Hoare triple {44#false} assume true; {44#false} is VALID [2022-04-08 05:57:35,958 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {44#false} {44#false} #100#return; {44#false} is VALID [2022-04-08 05:57:35,958 INFO L272 TraceCheckUtils]: 0: Hoare triple {43#true} call ULTIMATE.init(); {64#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} is VALID [2022-04-08 05:57:35,959 INFO L290 TraceCheckUtils]: 1: Hoare triple {64#(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(11, 2);call #Ultimate.allocInit(12, 3); {43#true} is VALID [2022-04-08 05:57:35,959 INFO L290 TraceCheckUtils]: 2: Hoare triple {43#true} assume true; {43#true} is VALID [2022-04-08 05:57:35,959 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {43#true} {43#true} #112#return; {43#true} is VALID [2022-04-08 05:57:35,959 INFO L272 TraceCheckUtils]: 4: Hoare triple {43#true} call #t~ret6 := main(); {43#true} is VALID [2022-04-08 05:57:35,959 INFO L290 TraceCheckUtils]: 5: Hoare triple {43#true} havoc ~x~0;havoc ~y~0;havoc ~a~0;havoc ~b~0;havoc ~p~0;havoc ~q~0;havoc ~r~0;havoc ~s~0;assume -2147483648 <= #t~nondet4 && #t~nondet4 <= 2147483647;~x~0 := #t~nondet4;havoc #t~nondet4; {43#true} is VALID [2022-04-08 05:57:35,959 INFO L272 TraceCheckUtils]: 6: Hoare triple {43#true} call assume_abort_if_not((if ~x~0 >= 0 && ~x~0 <= 10 then 1 else 0)); {43#true} is VALID [2022-04-08 05:57:35,960 INFO L290 TraceCheckUtils]: 7: Hoare triple {43#true} ~cond := #in~cond; {43#true} is VALID [2022-04-08 05:57:35,960 INFO L290 TraceCheckUtils]: 8: Hoare triple {43#true} assume 0 == ~cond;assume false; {44#false} is VALID [2022-04-08 05:57:35,960 INFO L290 TraceCheckUtils]: 9: Hoare triple {44#false} assume true; {44#false} is VALID [2022-04-08 05:57:35,960 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {44#false} {43#true} #94#return; {44#false} is VALID [2022-04-08 05:57:35,960 INFO L290 TraceCheckUtils]: 11: Hoare triple {44#false} assume -2147483648 <= #t~nondet5 && #t~nondet5 <= 2147483647;~y~0 := #t~nondet5;havoc #t~nondet5; {44#false} is VALID [2022-04-08 05:57:35,961 INFO L272 TraceCheckUtils]: 12: Hoare triple {44#false} call assume_abort_if_not((if ~y~0 >= 0 && ~y~0 <= 10 then 1 else 0)); {43#true} is VALID [2022-04-08 05:57:35,961 INFO L290 TraceCheckUtils]: 13: Hoare triple {43#true} ~cond := #in~cond; {43#true} is VALID [2022-04-08 05:57:35,961 INFO L290 TraceCheckUtils]: 14: Hoare triple {43#true} assume 0 == ~cond;assume false; {44#false} is VALID [2022-04-08 05:57:35,961 INFO L290 TraceCheckUtils]: 15: Hoare triple {44#false} assume true; {44#false} is VALID [2022-04-08 05:57:35,961 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {44#false} {44#false} #96#return; {44#false} is VALID [2022-04-08 05:57:35,962 INFO L272 TraceCheckUtils]: 17: Hoare triple {44#false} call assume_abort_if_not((if ~x~0 >= 1 then 1 else 0)); {43#true} is VALID [2022-04-08 05:57:35,962 INFO L290 TraceCheckUtils]: 18: Hoare triple {43#true} ~cond := #in~cond; {43#true} is VALID [2022-04-08 05:57:35,962 INFO L290 TraceCheckUtils]: 19: Hoare triple {43#true} assume 0 == ~cond;assume false; {44#false} is VALID [2022-04-08 05:57:35,962 INFO L290 TraceCheckUtils]: 20: Hoare triple {44#false} assume true; {44#false} is VALID [2022-04-08 05:57:35,963 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {44#false} {44#false} #98#return; {44#false} is VALID [2022-04-08 05:57:35,963 INFO L272 TraceCheckUtils]: 22: Hoare triple {44#false} call assume_abort_if_not((if ~y~0 >= 1 then 1 else 0)); {43#true} is VALID [2022-04-08 05:57:35,963 INFO L290 TraceCheckUtils]: 23: Hoare triple {43#true} ~cond := #in~cond; {43#true} is VALID [2022-04-08 05:57:35,963 INFO L290 TraceCheckUtils]: 24: Hoare triple {43#true} assume 0 == ~cond;assume false; {44#false} is VALID [2022-04-08 05:57:35,963 INFO L290 TraceCheckUtils]: 25: Hoare triple {44#false} assume true; {44#false} is VALID [2022-04-08 05:57:35,964 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {44#false} {44#false} #100#return; {44#false} is VALID [2022-04-08 05:57:35,964 INFO L290 TraceCheckUtils]: 27: Hoare triple {44#false} ~a~0 := ~x~0;~b~0 := ~y~0;~p~0 := 1;~q~0 := 0;~r~0 := 0;~s~0 := 1; {44#false} is VALID [2022-04-08 05:57:35,964 INFO L290 TraceCheckUtils]: 28: Hoare triple {44#false} assume false; {44#false} is VALID [2022-04-08 05:57:35,968 INFO L272 TraceCheckUtils]: 29: Hoare triple {44#false} call __VERIFIER_assert((if ~p~0 * ~x~0 - ~q~0 * ~x~0 + ~r~0 * ~y~0 - ~s~0 * ~y~0 == ~a~0 then 1 else 0)); {44#false} is VALID [2022-04-08 05:57:35,969 INFO L290 TraceCheckUtils]: 30: Hoare triple {44#false} ~cond := #in~cond; {44#false} is VALID [2022-04-08 05:57:35,969 INFO L290 TraceCheckUtils]: 31: Hoare triple {44#false} assume 0 == ~cond; {44#false} is VALID [2022-04-08 05:57:35,969 INFO L290 TraceCheckUtils]: 32: Hoare triple {44#false} assume !false; {44#false} is VALID [2022-04-08 05:57:35,969 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-04-08 05:57:35,970 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-08 05:57:35,970 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1720589713] [2022-04-08 05:57:35,971 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1720589713] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 05:57:35,971 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 05:57:35,971 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-04-08 05:57:35,973 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-08 05:57:35,973 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [2004819920] [2022-04-08 05:57:35,973 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [2004819920] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 05:57:35,973 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 05:57:35,973 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-04-08 05:57:35,974 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [552294105] [2022-04-08 05:57:35,974 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-08 05:57:35,978 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 4.0) internal successors, (12), 2 states have internal predecessors, (12), 2 states have call successors, (7), 3 states have call predecessors, (7), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 33 [2022-04-08 05:57:35,979 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-08 05:57:35,981 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 3 states, 3 states have (on average 4.0) internal successors, (12), 2 states have internal predecessors, (12), 2 states have call successors, (7), 3 states have call predecessors, (7), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-04-08 05:57:36,011 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 24 edges. 24 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 05:57:36,012 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-04-08 05:57:36,012 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-08 05:57:36,025 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-04-08 05:57:36,026 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-04-08 05:57:36,027 INFO L87 Difference]: Start difference. First operand has 40 states, 23 states have (on average 1.5217391304347827) internal successors, (35), 24 states have internal predecessors, (35), 11 states have call successors, (11), 4 states have call predecessors, (11), 4 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) Second operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 2 states have internal predecessors, (12), 2 states have call successors, (7), 3 states have call predecessors, (7), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-04-08 05:57:36,192 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 05:57:36,192 INFO L93 Difference]: Finished difference Result 73 states and 115 transitions. [2022-04-08 05:57:36,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-08 05:57:36,192 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 4.0) internal successors, (12), 2 states have internal predecessors, (12), 2 states have call successors, (7), 3 states have call predecessors, (7), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 33 [2022-04-08 05:57:36,193 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-08 05:57:36,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 2 states have internal predecessors, (12), 2 states have call successors, (7), 3 states have call predecessors, (7), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-04-08 05:57:36,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 115 transitions. [2022-04-08 05:57:36,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 2 states have internal predecessors, (12), 2 states have call successors, (7), 3 states have call predecessors, (7), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-04-08 05:57:36,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 115 transitions. [2022-04-08 05:57:36,215 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 3 states and 115 transitions. [2022-04-08 05:57:36,359 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 115 edges. 115 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 05:57:36,365 INFO L225 Difference]: With dead ends: 73 [2022-04-08 05:57:36,365 INFO L226 Difference]: Without dead ends: 35 [2022-04-08 05:57:36,367 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-04-08 05:57:36,369 INFO L913 BasicCegarLoop]: 40 mSDtfsCounter, 24 mSDsluCounter, 3 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 33 SdHoareTripleChecker+Valid, 43 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-04-08 05:57:36,370 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [33 Valid, 43 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-04-08 05:57:36,380 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states. [2022-04-08 05:57:36,391 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 35. [2022-04-08 05:57:36,391 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-08 05:57:36,392 INFO L82 GeneralOperation]: Start isEquivalent. First operand 35 states. Second operand has 35 states, 20 states have (on average 1.2) internal successors, (24), 21 states have internal predecessors, (24), 11 states have call successors, (11), 4 states have call predecessors, (11), 3 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) [2022-04-08 05:57:36,392 INFO L74 IsIncluded]: Start isIncluded. First operand 35 states. Second operand has 35 states, 20 states have (on average 1.2) internal successors, (24), 21 states have internal predecessors, (24), 11 states have call successors, (11), 4 states have call predecessors, (11), 3 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) [2022-04-08 05:57:36,393 INFO L87 Difference]: Start difference. First operand 35 states. Second operand has 35 states, 20 states have (on average 1.2) internal successors, (24), 21 states have internal predecessors, (24), 11 states have call successors, (11), 4 states have call predecessors, (11), 3 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) [2022-04-08 05:57:36,397 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 05:57:36,397 INFO L93 Difference]: Finished difference Result 35 states and 44 transitions. [2022-04-08 05:57:36,397 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 44 transitions. [2022-04-08 05:57:36,398 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 05:57:36,398 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 05:57:36,399 INFO L74 IsIncluded]: Start isIncluded. First operand has 35 states, 20 states have (on average 1.2) internal successors, (24), 21 states have internal predecessors, (24), 11 states have call successors, (11), 4 states have call predecessors, (11), 3 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) Second operand 35 states. [2022-04-08 05:57:36,399 INFO L87 Difference]: Start difference. First operand has 35 states, 20 states have (on average 1.2) internal successors, (24), 21 states have internal predecessors, (24), 11 states have call successors, (11), 4 states have call predecessors, (11), 3 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) Second operand 35 states. [2022-04-08 05:57:36,402 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 05:57:36,403 INFO L93 Difference]: Finished difference Result 35 states and 44 transitions. [2022-04-08 05:57:36,403 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 44 transitions. [2022-04-08 05:57:36,403 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 05:57:36,403 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 05:57:36,403 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-08 05:57:36,404 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-08 05:57:36,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 35 states, 20 states have (on average 1.2) internal successors, (24), 21 states have internal predecessors, (24), 11 states have call successors, (11), 4 states have call predecessors, (11), 3 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) [2022-04-08 05:57:36,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 44 transitions. [2022-04-08 05:57:36,408 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 44 transitions. Word has length 33 [2022-04-08 05:57:36,408 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-08 05:57:36,408 INFO L478 AbstractCegarLoop]: Abstraction has 35 states and 44 transitions. [2022-04-08 05:57:36,408 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 4.0) internal successors, (12), 2 states have internal predecessors, (12), 2 states have call successors, (7), 3 states have call predecessors, (7), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-04-08 05:57:36,408 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 35 states and 44 transitions. [2022-04-08 05:57:36,450 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 44 edges. 44 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 05:57:36,450 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 44 transitions. [2022-04-08 05:57:36,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-04-08 05:57:36,451 INFO L491 BasicCegarLoop]: Found error trace [2022-04-08 05:57:36,451 INFO L499 BasicCegarLoop]: trace histogram [4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-08 05:57:36,451 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-04-08 05:57:36,452 INFO L403 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-08 05:57:36,452 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-08 05:57:36,452 INFO L85 PathProgramCache]: Analyzing trace with hash 1569470122, now seen corresponding path program 1 times [2022-04-08 05:57:36,452 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-08 05:57:36,452 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [265638485] [2022-04-08 05:57:36,453 INFO L202 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-04-08 05:57:36,453 INFO L85 PathProgramCache]: Analyzing trace with hash 1569470122, now seen corresponding path program 2 times [2022-04-08 05:57:36,453 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-08 05:57:36,454 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [134505646] [2022-04-08 05:57:36,454 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-08 05:57:36,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-08 05:57:36,472 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-04-08 05:57:36,472 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [686064146] [2022-04-08 05:57:36,472 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-04-08 05:57:36,472 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-08 05:57:36,473 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-08 05:57:36,474 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) [2022-04-08 05:57:36,475 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-04-08 05:57:36,527 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-04-08 05:57:36,527 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-08 05:57:36,543 INFO L263 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 17 conjunts are in the unsatisfiable core [2022-04-08 05:57:36,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 05:57:36,555 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-08 05:57:36,812 INFO L272 TraceCheckUtils]: 0: Hoare triple {353#true} call ULTIMATE.init(); {353#true} is VALID [2022-04-08 05:57:36,812 INFO L290 TraceCheckUtils]: 1: Hoare triple {353#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(11, 2);call #Ultimate.allocInit(12, 3); {353#true} is VALID [2022-04-08 05:57:36,813 INFO L290 TraceCheckUtils]: 2: Hoare triple {353#true} assume true; {353#true} is VALID [2022-04-08 05:57:36,813 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {353#true} {353#true} #112#return; {353#true} is VALID [2022-04-08 05:57:36,813 INFO L272 TraceCheckUtils]: 4: Hoare triple {353#true} call #t~ret6 := main(); {353#true} is VALID [2022-04-08 05:57:36,813 INFO L290 TraceCheckUtils]: 5: Hoare triple {353#true} havoc ~x~0;havoc ~y~0;havoc ~a~0;havoc ~b~0;havoc ~p~0;havoc ~q~0;havoc ~r~0;havoc ~s~0;assume -2147483648 <= #t~nondet4 && #t~nondet4 <= 2147483647;~x~0 := #t~nondet4;havoc #t~nondet4; {353#true} is VALID [2022-04-08 05:57:36,815 INFO L272 TraceCheckUtils]: 6: Hoare triple {353#true} call assume_abort_if_not((if ~x~0 >= 0 && ~x~0 <= 10 then 1 else 0)); {353#true} is VALID [2022-04-08 05:57:36,815 INFO L290 TraceCheckUtils]: 7: Hoare triple {353#true} ~cond := #in~cond; {353#true} is VALID [2022-04-08 05:57:36,816 INFO L290 TraceCheckUtils]: 8: Hoare triple {353#true} assume !(0 == ~cond); {353#true} is VALID [2022-04-08 05:57:36,816 INFO L290 TraceCheckUtils]: 9: Hoare triple {353#true} assume true; {353#true} is VALID [2022-04-08 05:57:36,816 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {353#true} {353#true} #94#return; {353#true} is VALID [2022-04-08 05:57:36,816 INFO L290 TraceCheckUtils]: 11: Hoare triple {353#true} assume -2147483648 <= #t~nondet5 && #t~nondet5 <= 2147483647;~y~0 := #t~nondet5;havoc #t~nondet5; {353#true} is VALID [2022-04-08 05:57:36,816 INFO L272 TraceCheckUtils]: 12: Hoare triple {353#true} call assume_abort_if_not((if ~y~0 >= 0 && ~y~0 <= 10 then 1 else 0)); {353#true} is VALID [2022-04-08 05:57:36,816 INFO L290 TraceCheckUtils]: 13: Hoare triple {353#true} ~cond := #in~cond; {353#true} is VALID [2022-04-08 05:57:36,817 INFO L290 TraceCheckUtils]: 14: Hoare triple {353#true} assume !(0 == ~cond); {353#true} is VALID [2022-04-08 05:57:36,817 INFO L290 TraceCheckUtils]: 15: Hoare triple {353#true} assume true; {353#true} is VALID [2022-04-08 05:57:36,817 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {353#true} {353#true} #96#return; {353#true} is VALID [2022-04-08 05:57:36,818 INFO L272 TraceCheckUtils]: 17: Hoare triple {353#true} call assume_abort_if_not((if ~x~0 >= 1 then 1 else 0)); {353#true} is VALID [2022-04-08 05:57:36,818 INFO L290 TraceCheckUtils]: 18: Hoare triple {353#true} ~cond := #in~cond; {353#true} is VALID [2022-04-08 05:57:36,818 INFO L290 TraceCheckUtils]: 19: Hoare triple {353#true} assume !(0 == ~cond); {353#true} is VALID [2022-04-08 05:57:36,818 INFO L290 TraceCheckUtils]: 20: Hoare triple {353#true} assume true; {353#true} is VALID [2022-04-08 05:57:36,821 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {353#true} {353#true} #98#return; {353#true} is VALID [2022-04-08 05:57:36,821 INFO L272 TraceCheckUtils]: 22: Hoare triple {353#true} call assume_abort_if_not((if ~y~0 >= 1 then 1 else 0)); {353#true} is VALID [2022-04-08 05:57:36,821 INFO L290 TraceCheckUtils]: 23: Hoare triple {353#true} ~cond := #in~cond; {353#true} is VALID [2022-04-08 05:57:36,822 INFO L290 TraceCheckUtils]: 24: Hoare triple {353#true} assume !(0 == ~cond); {353#true} is VALID [2022-04-08 05:57:36,822 INFO L290 TraceCheckUtils]: 25: Hoare triple {353#true} assume true; {353#true} is VALID [2022-04-08 05:57:36,822 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {353#true} {353#true} #100#return; {353#true} is VALID [2022-04-08 05:57:36,823 INFO L290 TraceCheckUtils]: 27: Hoare triple {353#true} ~a~0 := ~x~0;~b~0 := ~y~0;~p~0 := 1;~q~0 := 0;~r~0 := 0;~s~0 := 1; {439#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 05:57:36,823 INFO L290 TraceCheckUtils]: 28: Hoare triple {439#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} assume !false; {439#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 05:57:36,824 INFO L290 TraceCheckUtils]: 29: Hoare triple {439#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} assume !(0 != ~b~0); {446#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~q~0 0) (= main_~y~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 05:57:36,825 INFO L272 TraceCheckUtils]: 30: Hoare triple {446#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~q~0 0) (= main_~y~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} call __VERIFIER_assert((if ~p~0 * ~x~0 - ~q~0 * ~x~0 + ~r~0 * ~y~0 - ~s~0 * ~y~0 == ~a~0 then 1 else 0)); {450#(<= 1 |__VERIFIER_assert_#in~cond|)} is VALID [2022-04-08 05:57:36,826 INFO L290 TraceCheckUtils]: 31: Hoare triple {450#(<= 1 |__VERIFIER_assert_#in~cond|)} ~cond := #in~cond; {454#(<= 1 __VERIFIER_assert_~cond)} is VALID [2022-04-08 05:57:36,826 INFO L290 TraceCheckUtils]: 32: Hoare triple {454#(<= 1 __VERIFIER_assert_~cond)} assume 0 == ~cond; {354#false} is VALID [2022-04-08 05:57:36,826 INFO L290 TraceCheckUtils]: 33: Hoare triple {354#false} assume !false; {354#false} is VALID [2022-04-08 05:57:36,827 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-04-08 05:57:36,827 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-04-08 05:57:36,828 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-08 05:57:36,828 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [134505646] [2022-04-08 05:57:36,828 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-04-08 05:57:36,828 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [686064146] [2022-04-08 05:57:36,829 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [686064146] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 05:57:36,829 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 05:57:36,829 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-04-08 05:57:36,830 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-08 05:57:36,830 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [265638485] [2022-04-08 05:57:36,831 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [265638485] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 05:57:36,831 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 05:57:36,831 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-04-08 05:57:36,831 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1578416399] [2022-04-08 05:57:36,831 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-08 05:57:36,832 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 2.6) internal successors, (13), 5 states have internal predecessors, (13), 2 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) Word has length 34 [2022-04-08 05:57:36,833 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-08 05:57:36,833 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 6 states, 5 states have (on average 2.6) internal successors, (13), 5 states have internal predecessors, (13), 2 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2022-04-08 05:57:36,851 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 25 edges. 25 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 05:57:36,852 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-04-08 05:57:36,856 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-08 05:57:36,857 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-04-08 05:57:36,857 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-04-08 05:57:36,858 INFO L87 Difference]: Start difference. First operand 35 states and 44 transitions. Second operand has 6 states, 5 states have (on average 2.6) internal successors, (13), 5 states have internal predecessors, (13), 2 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2022-04-08 05:57:37,147 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 05:57:37,148 INFO L93 Difference]: Finished difference Result 54 states and 69 transitions. [2022-04-08 05:57:37,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-04-08 05:57:37,148 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 2.6) internal successors, (13), 5 states have internal predecessors, (13), 2 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) Word has length 34 [2022-04-08 05:57:37,148 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-08 05:57:37,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 5 states have (on average 2.6) internal successors, (13), 5 states have internal predecessors, (13), 2 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2022-04-08 05:57:37,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 69 transitions. [2022-04-08 05:57:37,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 5 states have (on average 2.6) internal successors, (13), 5 states have internal predecessors, (13), 2 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2022-04-08 05:57:37,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 69 transitions. [2022-04-08 05:57:37,154 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 6 states and 69 transitions. [2022-04-08 05:57:37,208 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 69 edges. 69 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 05:57:37,210 INFO L225 Difference]: With dead ends: 54 [2022-04-08 05:57:37,210 INFO L226 Difference]: Without dead ends: 51 [2022-04-08 05:57:37,210 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2022-04-08 05:57:37,211 INFO L913 BasicCegarLoop]: 39 mSDtfsCounter, 14 mSDsluCounter, 119 mSDsCounter, 0 mSdLazyCounter, 77 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 18 SdHoareTripleChecker+Valid, 158 SdHoareTripleChecker+Invalid, 79 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 77 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-04-08 05:57:37,211 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [18 Valid, 158 Invalid, 79 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 77 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-04-08 05:57:37,212 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51 states. [2022-04-08 05:57:37,221 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51 to 50. [2022-04-08 05:57:37,221 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-08 05:57:37,221 INFO L82 GeneralOperation]: Start isEquivalent. First operand 51 states. Second operand has 50 states, 30 states have (on average 1.2) internal successors, (36), 31 states have internal predecessors, (36), 15 states have call successors, (15), 5 states have call predecessors, (15), 4 states have return successors, (13), 13 states have call predecessors, (13), 13 states have call successors, (13) [2022-04-08 05:57:37,222 INFO L74 IsIncluded]: Start isIncluded. First operand 51 states. Second operand has 50 states, 30 states have (on average 1.2) internal successors, (36), 31 states have internal predecessors, (36), 15 states have call successors, (15), 5 states have call predecessors, (15), 4 states have return successors, (13), 13 states have call predecessors, (13), 13 states have call successors, (13) [2022-04-08 05:57:37,222 INFO L87 Difference]: Start difference. First operand 51 states. Second operand has 50 states, 30 states have (on average 1.2) internal successors, (36), 31 states have internal predecessors, (36), 15 states have call successors, (15), 5 states have call predecessors, (15), 4 states have return successors, (13), 13 states have call predecessors, (13), 13 states have call successors, (13) [2022-04-08 05:57:37,225 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 05:57:37,225 INFO L93 Difference]: Finished difference Result 51 states and 65 transitions. [2022-04-08 05:57:37,225 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 65 transitions. [2022-04-08 05:57:37,226 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 05:57:37,226 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 05:57:37,226 INFO L74 IsIncluded]: Start isIncluded. First operand has 50 states, 30 states have (on average 1.2) internal successors, (36), 31 states have internal predecessors, (36), 15 states have call successors, (15), 5 states have call predecessors, (15), 4 states have return successors, (13), 13 states have call predecessors, (13), 13 states have call successors, (13) Second operand 51 states. [2022-04-08 05:57:37,226 INFO L87 Difference]: Start difference. First operand has 50 states, 30 states have (on average 1.2) internal successors, (36), 31 states have internal predecessors, (36), 15 states have call successors, (15), 5 states have call predecessors, (15), 4 states have return successors, (13), 13 states have call predecessors, (13), 13 states have call successors, (13) Second operand 51 states. [2022-04-08 05:57:37,229 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 05:57:37,229 INFO L93 Difference]: Finished difference Result 51 states and 65 transitions. [2022-04-08 05:57:37,229 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 65 transitions. [2022-04-08 05:57:37,230 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 05:57:37,230 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 05:57:37,230 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-08 05:57:37,230 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-08 05:57:37,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 50 states, 30 states have (on average 1.2) internal successors, (36), 31 states have internal predecessors, (36), 15 states have call successors, (15), 5 states have call predecessors, (15), 4 states have return successors, (13), 13 states have call predecessors, (13), 13 states have call successors, (13) [2022-04-08 05:57:37,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 64 transitions. [2022-04-08 05:57:37,232 INFO L78 Accepts]: Start accepts. Automaton has 50 states and 64 transitions. Word has length 34 [2022-04-08 05:57:37,233 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-08 05:57:37,233 INFO L478 AbstractCegarLoop]: Abstraction has 50 states and 64 transitions. [2022-04-08 05:57:37,233 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 2.6) internal successors, (13), 5 states have internal predecessors, (13), 2 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2022-04-08 05:57:37,233 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 50 states and 64 transitions. [2022-04-08 05:57:37,290 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 64 edges. 64 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 05:57:37,290 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 64 transitions. [2022-04-08 05:57:37,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-04-08 05:57:37,291 INFO L491 BasicCegarLoop]: Found error trace [2022-04-08 05:57:37,291 INFO L499 BasicCegarLoop]: trace histogram [4, 4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-08 05:57:37,311 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-04-08 05:57:37,509 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-08 05:57:37,509 INFO L403 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-08 05:57:37,509 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-08 05:57:37,509 INFO L85 PathProgramCache]: Analyzing trace with hash 584996456, now seen corresponding path program 1 times [2022-04-08 05:57:37,522 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-08 05:57:37,522 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [262837889] [2022-04-08 05:57:37,523 INFO L202 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-04-08 05:57:37,523 INFO L85 PathProgramCache]: Analyzing trace with hash 584996456, now seen corresponding path program 2 times [2022-04-08 05:57:37,523 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-08 05:57:37,523 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [529886216] [2022-04-08 05:57:37,523 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-08 05:57:37,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-08 05:57:37,545 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-04-08 05:57:37,545 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [737742800] [2022-04-08 05:57:37,546 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-04-08 05:57:37,546 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-08 05:57:37,546 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-08 05:57:37,547 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) [2022-04-08 05:57:37,548 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-04-08 05:57:37,585 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-04-08 05:57:37,585 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-08 05:57:37,586 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 9 conjunts are in the unsatisfiable core [2022-04-08 05:57:37,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 05:57:37,599 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-08 05:57:37,752 INFO L272 TraceCheckUtils]: 0: Hoare triple {774#true} call ULTIMATE.init(); {774#true} is VALID [2022-04-08 05:57:37,753 INFO L290 TraceCheckUtils]: 1: Hoare triple {774#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(11, 2);call #Ultimate.allocInit(12, 3); {774#true} is VALID [2022-04-08 05:57:37,753 INFO L290 TraceCheckUtils]: 2: Hoare triple {774#true} assume true; {774#true} is VALID [2022-04-08 05:57:37,753 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {774#true} {774#true} #112#return; {774#true} is VALID [2022-04-08 05:57:37,753 INFO L272 TraceCheckUtils]: 4: Hoare triple {774#true} call #t~ret6 := main(); {774#true} is VALID [2022-04-08 05:57:37,753 INFO L290 TraceCheckUtils]: 5: Hoare triple {774#true} havoc ~x~0;havoc ~y~0;havoc ~a~0;havoc ~b~0;havoc ~p~0;havoc ~q~0;havoc ~r~0;havoc ~s~0;assume -2147483648 <= #t~nondet4 && #t~nondet4 <= 2147483647;~x~0 := #t~nondet4;havoc #t~nondet4; {774#true} is VALID [2022-04-08 05:57:37,753 INFO L272 TraceCheckUtils]: 6: Hoare triple {774#true} call assume_abort_if_not((if ~x~0 >= 0 && ~x~0 <= 10 then 1 else 0)); {774#true} is VALID [2022-04-08 05:57:37,753 INFO L290 TraceCheckUtils]: 7: Hoare triple {774#true} ~cond := #in~cond; {774#true} is VALID [2022-04-08 05:57:37,753 INFO L290 TraceCheckUtils]: 8: Hoare triple {774#true} assume !(0 == ~cond); {774#true} is VALID [2022-04-08 05:57:37,754 INFO L290 TraceCheckUtils]: 9: Hoare triple {774#true} assume true; {774#true} is VALID [2022-04-08 05:57:37,754 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {774#true} {774#true} #94#return; {774#true} is VALID [2022-04-08 05:57:37,754 INFO L290 TraceCheckUtils]: 11: Hoare triple {774#true} assume -2147483648 <= #t~nondet5 && #t~nondet5 <= 2147483647;~y~0 := #t~nondet5;havoc #t~nondet5; {774#true} is VALID [2022-04-08 05:57:37,754 INFO L272 TraceCheckUtils]: 12: Hoare triple {774#true} call assume_abort_if_not((if ~y~0 >= 0 && ~y~0 <= 10 then 1 else 0)); {774#true} is VALID [2022-04-08 05:57:37,754 INFO L290 TraceCheckUtils]: 13: Hoare triple {774#true} ~cond := #in~cond; {774#true} is VALID [2022-04-08 05:57:37,754 INFO L290 TraceCheckUtils]: 14: Hoare triple {774#true} assume !(0 == ~cond); {774#true} is VALID [2022-04-08 05:57:37,754 INFO L290 TraceCheckUtils]: 15: Hoare triple {774#true} assume true; {774#true} is VALID [2022-04-08 05:57:37,754 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {774#true} {774#true} #96#return; {774#true} is VALID [2022-04-08 05:57:37,755 INFO L272 TraceCheckUtils]: 17: Hoare triple {774#true} call assume_abort_if_not((if ~x~0 >= 1 then 1 else 0)); {774#true} is VALID [2022-04-08 05:57:37,756 INFO L290 TraceCheckUtils]: 18: Hoare triple {774#true} ~cond := #in~cond; {833#(= assume_abort_if_not_~cond |assume_abort_if_not_#in~cond|)} is VALID [2022-04-08 05:57:37,757 INFO L290 TraceCheckUtils]: 19: Hoare triple {833#(= assume_abort_if_not_~cond |assume_abort_if_not_#in~cond|)} assume !(0 == ~cond); {837#(not (= |assume_abort_if_not_#in~cond| 0))} is VALID [2022-04-08 05:57:37,758 INFO L290 TraceCheckUtils]: 20: Hoare triple {837#(not (= |assume_abort_if_not_#in~cond| 0))} assume true; {837#(not (= |assume_abort_if_not_#in~cond| 0))} is VALID [2022-04-08 05:57:37,762 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {837#(not (= |assume_abort_if_not_#in~cond| 0))} {774#true} #98#return; {844#(<= 1 main_~x~0)} is VALID [2022-04-08 05:57:37,762 INFO L272 TraceCheckUtils]: 22: Hoare triple {844#(<= 1 main_~x~0)} call assume_abort_if_not((if ~y~0 >= 1 then 1 else 0)); {774#true} is VALID [2022-04-08 05:57:37,762 INFO L290 TraceCheckUtils]: 23: Hoare triple {774#true} ~cond := #in~cond; {774#true} is VALID [2022-04-08 05:57:37,762 INFO L290 TraceCheckUtils]: 24: Hoare triple {774#true} assume !(0 == ~cond); {774#true} is VALID [2022-04-08 05:57:37,762 INFO L290 TraceCheckUtils]: 25: Hoare triple {774#true} assume true; {774#true} is VALID [2022-04-08 05:57:37,763 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {774#true} {844#(<= 1 main_~x~0)} #100#return; {844#(<= 1 main_~x~0)} is VALID [2022-04-08 05:57:37,763 INFO L290 TraceCheckUtils]: 27: Hoare triple {844#(<= 1 main_~x~0)} ~a~0 := ~x~0;~b~0 := ~y~0;~p~0 := 1;~q~0 := 0;~r~0 := 0;~s~0 := 1; {863#(<= 1 main_~a~0)} is VALID [2022-04-08 05:57:37,764 INFO L290 TraceCheckUtils]: 28: Hoare triple {863#(<= 1 main_~a~0)} assume !false; {863#(<= 1 main_~a~0)} is VALID [2022-04-08 05:57:37,764 INFO L290 TraceCheckUtils]: 29: Hoare triple {863#(<= 1 main_~a~0)} assume !!(0 != ~b~0);havoc ~c~0;havoc ~k~0;~c~0 := ~a~0;~k~0 := 0; {870#(<= 1 main_~c~0)} is VALID [2022-04-08 05:57:37,765 INFO L290 TraceCheckUtils]: 30: Hoare triple {870#(<= 1 main_~c~0)} assume !false; {870#(<= 1 main_~c~0)} is VALID [2022-04-08 05:57:37,765 INFO L290 TraceCheckUtils]: 31: Hoare triple {870#(<= 1 main_~c~0)} assume !(~c~0 >= ~b~0); {870#(<= 1 main_~c~0)} is VALID [2022-04-08 05:57:37,766 INFO L290 TraceCheckUtils]: 32: Hoare triple {870#(<= 1 main_~c~0)} ~a~0 := ~b~0;~b~0 := ~c~0;havoc ~temp~0;~temp~0 := ~p~0;~p~0 := ~q~0;~q~0 := ~temp~0 - ~q~0 * ~k~0;~temp~0 := ~r~0;~r~0 := ~s~0;~s~0 := ~temp~0 - ~s~0 * ~k~0; {880#(<= 1 main_~b~0)} is VALID [2022-04-08 05:57:37,767 INFO L290 TraceCheckUtils]: 33: Hoare triple {880#(<= 1 main_~b~0)} assume !false; {880#(<= 1 main_~b~0)} is VALID [2022-04-08 05:57:37,767 INFO L290 TraceCheckUtils]: 34: Hoare triple {880#(<= 1 main_~b~0)} assume !(0 != ~b~0); {775#false} is VALID [2022-04-08 05:57:37,767 INFO L272 TraceCheckUtils]: 35: Hoare triple {775#false} call __VERIFIER_assert((if ~p~0 * ~x~0 - ~q~0 * ~x~0 + ~r~0 * ~y~0 - ~s~0 * ~y~0 == ~a~0 then 1 else 0)); {775#false} is VALID [2022-04-08 05:57:37,767 INFO L290 TraceCheckUtils]: 36: Hoare triple {775#false} ~cond := #in~cond; {775#false} is VALID [2022-04-08 05:57:37,768 INFO L290 TraceCheckUtils]: 37: Hoare triple {775#false} assume 0 == ~cond; {775#false} is VALID [2022-04-08 05:57:37,768 INFO L290 TraceCheckUtils]: 38: Hoare triple {775#false} assume !false; {775#false} is VALID [2022-04-08 05:57:37,768 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 6 proven. 5 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-04-08 05:57:37,768 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-08 05:57:38,002 INFO L290 TraceCheckUtils]: 38: Hoare triple {775#false} assume !false; {775#false} is VALID [2022-04-08 05:57:38,003 INFO L290 TraceCheckUtils]: 37: Hoare triple {775#false} assume 0 == ~cond; {775#false} is VALID [2022-04-08 05:57:38,003 INFO L290 TraceCheckUtils]: 36: Hoare triple {775#false} ~cond := #in~cond; {775#false} is VALID [2022-04-08 05:57:38,003 INFO L272 TraceCheckUtils]: 35: Hoare triple {775#false} call __VERIFIER_assert((if ~p~0 * ~x~0 - ~q~0 * ~x~0 + ~r~0 * ~y~0 - ~s~0 * ~y~0 == ~a~0 then 1 else 0)); {775#false} is VALID [2022-04-08 05:57:38,003 INFO L290 TraceCheckUtils]: 34: Hoare triple {880#(<= 1 main_~b~0)} assume !(0 != ~b~0); {775#false} is VALID [2022-04-08 05:57:38,003 INFO L290 TraceCheckUtils]: 33: Hoare triple {880#(<= 1 main_~b~0)} assume !false; {880#(<= 1 main_~b~0)} is VALID [2022-04-08 05:57:38,004 INFO L290 TraceCheckUtils]: 32: Hoare triple {870#(<= 1 main_~c~0)} ~a~0 := ~b~0;~b~0 := ~c~0;havoc ~temp~0;~temp~0 := ~p~0;~p~0 := ~q~0;~q~0 := ~temp~0 - ~q~0 * ~k~0;~temp~0 := ~r~0;~r~0 := ~s~0;~s~0 := ~temp~0 - ~s~0 * ~k~0; {880#(<= 1 main_~b~0)} is VALID [2022-04-08 05:57:38,007 INFO L290 TraceCheckUtils]: 31: Hoare triple {870#(<= 1 main_~c~0)} assume !(~c~0 >= ~b~0); {870#(<= 1 main_~c~0)} is VALID [2022-04-08 05:57:38,007 INFO L290 TraceCheckUtils]: 30: Hoare triple {870#(<= 1 main_~c~0)} assume !false; {870#(<= 1 main_~c~0)} is VALID [2022-04-08 05:57:38,009 INFO L290 TraceCheckUtils]: 29: Hoare triple {863#(<= 1 main_~a~0)} assume !!(0 != ~b~0);havoc ~c~0;havoc ~k~0;~c~0 := ~a~0;~k~0 := 0; {870#(<= 1 main_~c~0)} is VALID [2022-04-08 05:57:38,010 INFO L290 TraceCheckUtils]: 28: Hoare triple {863#(<= 1 main_~a~0)} assume !false; {863#(<= 1 main_~a~0)} is VALID [2022-04-08 05:57:38,010 INFO L290 TraceCheckUtils]: 27: Hoare triple {844#(<= 1 main_~x~0)} ~a~0 := ~x~0;~b~0 := ~y~0;~p~0 := 1;~q~0 := 0;~r~0 := 0;~s~0 := 1; {863#(<= 1 main_~a~0)} is VALID [2022-04-08 05:57:38,011 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {774#true} {844#(<= 1 main_~x~0)} #100#return; {844#(<= 1 main_~x~0)} is VALID [2022-04-08 05:57:38,011 INFO L290 TraceCheckUtils]: 25: Hoare triple {774#true} assume true; {774#true} is VALID [2022-04-08 05:57:38,011 INFO L290 TraceCheckUtils]: 24: Hoare triple {774#true} assume !(0 == ~cond); {774#true} is VALID [2022-04-08 05:57:38,011 INFO L290 TraceCheckUtils]: 23: Hoare triple {774#true} ~cond := #in~cond; {774#true} is VALID [2022-04-08 05:57:38,011 INFO L272 TraceCheckUtils]: 22: Hoare triple {844#(<= 1 main_~x~0)} call assume_abort_if_not((if ~y~0 >= 1 then 1 else 0)); {774#true} is VALID [2022-04-08 05:57:38,011 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {837#(not (= |assume_abort_if_not_#in~cond| 0))} {774#true} #98#return; {844#(<= 1 main_~x~0)} is VALID [2022-04-08 05:57:38,012 INFO L290 TraceCheckUtils]: 20: Hoare triple {837#(not (= |assume_abort_if_not_#in~cond| 0))} assume true; {837#(not (= |assume_abort_if_not_#in~cond| 0))} is VALID [2022-04-08 05:57:38,012 INFO L290 TraceCheckUtils]: 19: Hoare triple {959#(or (not (= |assume_abort_if_not_#in~cond| 0)) (= assume_abort_if_not_~cond 0))} assume !(0 == ~cond); {837#(not (= |assume_abort_if_not_#in~cond| 0))} is VALID [2022-04-08 05:57:38,012 INFO L290 TraceCheckUtils]: 18: Hoare triple {774#true} ~cond := #in~cond; {959#(or (not (= |assume_abort_if_not_#in~cond| 0)) (= assume_abort_if_not_~cond 0))} is VALID [2022-04-08 05:57:38,012 INFO L272 TraceCheckUtils]: 17: Hoare triple {774#true} call assume_abort_if_not((if ~x~0 >= 1 then 1 else 0)); {774#true} is VALID [2022-04-08 05:57:38,013 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {774#true} {774#true} #96#return; {774#true} is VALID [2022-04-08 05:57:38,013 INFO L290 TraceCheckUtils]: 15: Hoare triple {774#true} assume true; {774#true} is VALID [2022-04-08 05:57:38,013 INFO L290 TraceCheckUtils]: 14: Hoare triple {774#true} assume !(0 == ~cond); {774#true} is VALID [2022-04-08 05:57:38,013 INFO L290 TraceCheckUtils]: 13: Hoare triple {774#true} ~cond := #in~cond; {774#true} is VALID [2022-04-08 05:57:38,013 INFO L272 TraceCheckUtils]: 12: Hoare triple {774#true} call assume_abort_if_not((if ~y~0 >= 0 && ~y~0 <= 10 then 1 else 0)); {774#true} is VALID [2022-04-08 05:57:38,013 INFO L290 TraceCheckUtils]: 11: Hoare triple {774#true} assume -2147483648 <= #t~nondet5 && #t~nondet5 <= 2147483647;~y~0 := #t~nondet5;havoc #t~nondet5; {774#true} is VALID [2022-04-08 05:57:38,013 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {774#true} {774#true} #94#return; {774#true} is VALID [2022-04-08 05:57:38,013 INFO L290 TraceCheckUtils]: 9: Hoare triple {774#true} assume true; {774#true} is VALID [2022-04-08 05:57:38,013 INFO L290 TraceCheckUtils]: 8: Hoare triple {774#true} assume !(0 == ~cond); {774#true} is VALID [2022-04-08 05:57:38,013 INFO L290 TraceCheckUtils]: 7: Hoare triple {774#true} ~cond := #in~cond; {774#true} is VALID [2022-04-08 05:57:38,014 INFO L272 TraceCheckUtils]: 6: Hoare triple {774#true} call assume_abort_if_not((if ~x~0 >= 0 && ~x~0 <= 10 then 1 else 0)); {774#true} is VALID [2022-04-08 05:57:38,014 INFO L290 TraceCheckUtils]: 5: Hoare triple {774#true} havoc ~x~0;havoc ~y~0;havoc ~a~0;havoc ~b~0;havoc ~p~0;havoc ~q~0;havoc ~r~0;havoc ~s~0;assume -2147483648 <= #t~nondet4 && #t~nondet4 <= 2147483647;~x~0 := #t~nondet4;havoc #t~nondet4; {774#true} is VALID [2022-04-08 05:57:38,014 INFO L272 TraceCheckUtils]: 4: Hoare triple {774#true} call #t~ret6 := main(); {774#true} is VALID [2022-04-08 05:57:38,014 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {774#true} {774#true} #112#return; {774#true} is VALID [2022-04-08 05:57:38,014 INFO L290 TraceCheckUtils]: 2: Hoare triple {774#true} assume true; {774#true} is VALID [2022-04-08 05:57:38,014 INFO L290 TraceCheckUtils]: 1: Hoare triple {774#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(11, 2);call #Ultimate.allocInit(12, 3); {774#true} is VALID [2022-04-08 05:57:38,014 INFO L272 TraceCheckUtils]: 0: Hoare triple {774#true} call ULTIMATE.init(); {774#true} is VALID [2022-04-08 05:57:38,014 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 6 proven. 5 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-04-08 05:57:38,015 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-08 05:57:38,015 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [529886216] [2022-04-08 05:57:38,015 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-04-08 05:57:38,015 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [737742800] [2022-04-08 05:57:38,015 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [737742800] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-08 05:57:38,015 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-04-08 05:57:38,015 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 9 [2022-04-08 05:57:38,015 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-08 05:57:38,015 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [262837889] [2022-04-08 05:57:38,015 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [262837889] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 05:57:38,016 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 05:57:38,016 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-04-08 05:57:38,016 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [689561509] [2022-04-08 05:57:38,016 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-08 05:57:38,016 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 2.625) internal successors, (21), 7 states have internal predecessors, (21), 3 states have call successors, (7), 2 states have call predecessors, (7), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 39 [2022-04-08 05:57:38,016 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-08 05:57:38,017 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 8 states, 8 states have (on average 2.625) internal successors, (21), 7 states have internal predecessors, (21), 3 states have call successors, (7), 2 states have call predecessors, (7), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-04-08 05:57:38,046 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 33 edges. 33 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 05:57:38,046 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-04-08 05:57:38,047 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-08 05:57:38,047 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-04-08 05:57:38,047 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2022-04-08 05:57:38,047 INFO L87 Difference]: Start difference. First operand 50 states and 64 transitions. Second operand has 8 states, 8 states have (on average 2.625) internal successors, (21), 7 states have internal predecessors, (21), 3 states have call successors, (7), 2 states have call predecessors, (7), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-04-08 05:57:38,598 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 05:57:38,598 INFO L93 Difference]: Finished difference Result 103 states and 143 transitions. [2022-04-08 05:57:38,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-04-08 05:57:38,598 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 2.625) internal successors, (21), 7 states have internal predecessors, (21), 3 states have call successors, (7), 2 states have call predecessors, (7), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 39 [2022-04-08 05:57:38,599 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-08 05:57:38,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8 states, 8 states have (on average 2.625) internal successors, (21), 7 states have internal predecessors, (21), 3 states have call successors, (7), 2 states have call predecessors, (7), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-04-08 05:57:38,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 108 transitions. [2022-04-08 05:57:38,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8 states, 8 states have (on average 2.625) internal successors, (21), 7 states have internal predecessors, (21), 3 states have call successors, (7), 2 states have call predecessors, (7), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-04-08 05:57:38,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 108 transitions. [2022-04-08 05:57:38,604 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 9 states and 108 transitions. [2022-04-08 05:57:38,688 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 108 edges. 108 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 05:57:38,690 INFO L225 Difference]: With dead ends: 103 [2022-04-08 05:57:38,690 INFO L226 Difference]: Without dead ends: 96 [2022-04-08 05:57:38,690 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 82 GetRequests, 69 SyntacticMatches, 1 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=47, Invalid=135, Unknown=0, NotChecked=0, Total=182 [2022-04-08 05:57:38,691 INFO L913 BasicCegarLoop]: 50 mSDtfsCounter, 68 mSDsluCounter, 182 mSDsCounter, 0 mSdLazyCounter, 148 mSolverCounterSat, 49 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 72 SdHoareTripleChecker+Valid, 232 SdHoareTripleChecker+Invalid, 197 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 49 IncrementalHoareTripleChecker+Valid, 148 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-04-08 05:57:38,692 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [72 Valid, 232 Invalid, 197 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [49 Valid, 148 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-04-08 05:57:38,692 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96 states. [2022-04-08 05:57:38,775 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96 to 71. [2022-04-08 05:57:38,776 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-08 05:57:38,777 INFO L82 GeneralOperation]: Start isEquivalent. First operand 96 states. Second operand has 71 states, 47 states have (on average 1.2553191489361701) internal successors, (59), 48 states have internal predecessors, (59), 19 states have call successors, (19), 5 states have call predecessors, (19), 4 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2022-04-08 05:57:38,779 INFO L74 IsIncluded]: Start isIncluded. First operand 96 states. Second operand has 71 states, 47 states have (on average 1.2553191489361701) internal successors, (59), 48 states have internal predecessors, (59), 19 states have call successors, (19), 5 states have call predecessors, (19), 4 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2022-04-08 05:57:38,780 INFO L87 Difference]: Start difference. First operand 96 states. Second operand has 71 states, 47 states have (on average 1.2553191489361701) internal successors, (59), 48 states have internal predecessors, (59), 19 states have call successors, (19), 5 states have call predecessors, (19), 4 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2022-04-08 05:57:38,787 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 05:57:38,787 INFO L93 Difference]: Finished difference Result 96 states and 136 transitions. [2022-04-08 05:57:38,787 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 136 transitions. [2022-04-08 05:57:38,792 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 05:57:38,792 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 05:57:38,792 INFO L74 IsIncluded]: Start isIncluded. First operand has 71 states, 47 states have (on average 1.2553191489361701) internal successors, (59), 48 states have internal predecessors, (59), 19 states have call successors, (19), 5 states have call predecessors, (19), 4 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) Second operand 96 states. [2022-04-08 05:57:38,793 INFO L87 Difference]: Start difference. First operand has 71 states, 47 states have (on average 1.2553191489361701) internal successors, (59), 48 states have internal predecessors, (59), 19 states have call successors, (19), 5 states have call predecessors, (19), 4 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) Second operand 96 states. [2022-04-08 05:57:38,798 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 05:57:38,798 INFO L93 Difference]: Finished difference Result 96 states and 136 transitions. [2022-04-08 05:57:38,798 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 136 transitions. [2022-04-08 05:57:38,799 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 05:57:38,799 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 05:57:38,799 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-08 05:57:38,799 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-08 05:57:38,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 71 states, 47 states have (on average 1.2553191489361701) internal successors, (59), 48 states have internal predecessors, (59), 19 states have call successors, (19), 5 states have call predecessors, (19), 4 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2022-04-08 05:57:38,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 95 transitions. [2022-04-08 05:57:38,802 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 95 transitions. Word has length 39 [2022-04-08 05:57:38,803 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-08 05:57:38,803 INFO L478 AbstractCegarLoop]: Abstraction has 71 states and 95 transitions. [2022-04-08 05:57:38,804 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 2.625) internal successors, (21), 7 states have internal predecessors, (21), 3 states have call successors, (7), 2 states have call predecessors, (7), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-04-08 05:57:38,804 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 71 states and 95 transitions. [2022-04-08 05:57:38,932 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 95 edges. 95 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 05:57:38,932 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 95 transitions. [2022-04-08 05:57:38,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-04-08 05:57:38,934 INFO L491 BasicCegarLoop]: Found error trace [2022-04-08 05:57:38,934 INFO L499 BasicCegarLoop]: trace histogram [4, 4, 4, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-08 05:57:38,953 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-04-08 05:57:39,139 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2022-04-08 05:57:39,140 INFO L403 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-08 05:57:39,140 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-08 05:57:39,140 INFO L85 PathProgramCache]: Analyzing trace with hash -974923140, now seen corresponding path program 1 times [2022-04-08 05:57:39,140 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-08 05:57:39,140 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [629790804] [2022-04-08 05:57:39,141 INFO L202 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-04-08 05:57:39,141 INFO L85 PathProgramCache]: Analyzing trace with hash -974923140, now seen corresponding path program 2 times [2022-04-08 05:57:39,141 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-08 05:57:39,141 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1041363641] [2022-04-08 05:57:39,141 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-08 05:57:39,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-08 05:57:39,155 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-04-08 05:57:39,156 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [419318131] [2022-04-08 05:57:39,156 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-04-08 05:57:39,156 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-08 05:57:39,156 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-08 05:57:39,170 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) [2022-04-08 05:57:39,179 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-04-08 05:57:39,220 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-04-08 05:57:39,220 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-08 05:57:39,221 INFO L263 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 38 conjunts are in the unsatisfiable core [2022-04-08 05:57:39,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 05:57:39,238 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-08 05:57:39,747 INFO L272 TraceCheckUtils]: 0: Hoare triple {1566#true} call ULTIMATE.init(); {1566#true} is VALID [2022-04-08 05:57:39,748 INFO L290 TraceCheckUtils]: 1: Hoare triple {1566#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(11, 2);call #Ultimate.allocInit(12, 3); {1566#true} is VALID [2022-04-08 05:57:39,748 INFO L290 TraceCheckUtils]: 2: Hoare triple {1566#true} assume true; {1566#true} is VALID [2022-04-08 05:57:39,748 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {1566#true} {1566#true} #112#return; {1566#true} is VALID [2022-04-08 05:57:39,748 INFO L272 TraceCheckUtils]: 4: Hoare triple {1566#true} call #t~ret6 := main(); {1566#true} is VALID [2022-04-08 05:57:39,748 INFO L290 TraceCheckUtils]: 5: Hoare triple {1566#true} havoc ~x~0;havoc ~y~0;havoc ~a~0;havoc ~b~0;havoc ~p~0;havoc ~q~0;havoc ~r~0;havoc ~s~0;assume -2147483648 <= #t~nondet4 && #t~nondet4 <= 2147483647;~x~0 := #t~nondet4;havoc #t~nondet4; {1566#true} is VALID [2022-04-08 05:57:39,748 INFO L272 TraceCheckUtils]: 6: Hoare triple {1566#true} call assume_abort_if_not((if ~x~0 >= 0 && ~x~0 <= 10 then 1 else 0)); {1566#true} is VALID [2022-04-08 05:57:39,748 INFO L290 TraceCheckUtils]: 7: Hoare triple {1566#true} ~cond := #in~cond; {1566#true} is VALID [2022-04-08 05:57:39,748 INFO L290 TraceCheckUtils]: 8: Hoare triple {1566#true} assume !(0 == ~cond); {1566#true} is VALID [2022-04-08 05:57:39,748 INFO L290 TraceCheckUtils]: 9: Hoare triple {1566#true} assume true; {1566#true} is VALID [2022-04-08 05:57:39,749 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {1566#true} {1566#true} #94#return; {1566#true} is VALID [2022-04-08 05:57:39,749 INFO L290 TraceCheckUtils]: 11: Hoare triple {1566#true} assume -2147483648 <= #t~nondet5 && #t~nondet5 <= 2147483647;~y~0 := #t~nondet5;havoc #t~nondet5; {1566#true} is VALID [2022-04-08 05:57:39,749 INFO L272 TraceCheckUtils]: 12: Hoare triple {1566#true} call assume_abort_if_not((if ~y~0 >= 0 && ~y~0 <= 10 then 1 else 0)); {1566#true} is VALID [2022-04-08 05:57:39,749 INFO L290 TraceCheckUtils]: 13: Hoare triple {1566#true} ~cond := #in~cond; {1610#(= assume_abort_if_not_~cond |assume_abort_if_not_#in~cond|)} is VALID [2022-04-08 05:57:39,750 INFO L290 TraceCheckUtils]: 14: Hoare triple {1610#(= assume_abort_if_not_~cond |assume_abort_if_not_#in~cond|)} assume !(0 == ~cond); {1614#(not (= |assume_abort_if_not_#in~cond| 0))} is VALID [2022-04-08 05:57:39,750 INFO L290 TraceCheckUtils]: 15: Hoare triple {1614#(not (= |assume_abort_if_not_#in~cond| 0))} assume true; {1614#(not (= |assume_abort_if_not_#in~cond| 0))} is VALID [2022-04-08 05:57:39,751 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {1614#(not (= |assume_abort_if_not_#in~cond| 0))} {1566#true} #96#return; {1621#(and (<= 0 main_~y~0) (<= main_~y~0 10))} is VALID [2022-04-08 05:57:39,751 INFO L272 TraceCheckUtils]: 17: Hoare triple {1621#(and (<= 0 main_~y~0) (<= main_~y~0 10))} call assume_abort_if_not((if ~x~0 >= 1 then 1 else 0)); {1566#true} is VALID [2022-04-08 05:57:39,751 INFO L290 TraceCheckUtils]: 18: Hoare triple {1566#true} ~cond := #in~cond; {1610#(= assume_abort_if_not_~cond |assume_abort_if_not_#in~cond|)} is VALID [2022-04-08 05:57:39,751 INFO L290 TraceCheckUtils]: 19: Hoare triple {1610#(= assume_abort_if_not_~cond |assume_abort_if_not_#in~cond|)} assume !(0 == ~cond); {1614#(not (= |assume_abort_if_not_#in~cond| 0))} is VALID [2022-04-08 05:57:39,752 INFO L290 TraceCheckUtils]: 20: Hoare triple {1614#(not (= |assume_abort_if_not_#in~cond| 0))} assume true; {1614#(not (= |assume_abort_if_not_#in~cond| 0))} is VALID [2022-04-08 05:57:39,752 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {1614#(not (= |assume_abort_if_not_#in~cond| 0))} {1621#(and (<= 0 main_~y~0) (<= main_~y~0 10))} #98#return; {1637#(and (<= 0 main_~y~0) (<= 1 main_~x~0) (<= main_~y~0 10))} is VALID [2022-04-08 05:57:39,752 INFO L272 TraceCheckUtils]: 22: Hoare triple {1637#(and (<= 0 main_~y~0) (<= 1 main_~x~0) (<= main_~y~0 10))} call assume_abort_if_not((if ~y~0 >= 1 then 1 else 0)); {1566#true} is VALID [2022-04-08 05:57:39,753 INFO L290 TraceCheckUtils]: 23: Hoare triple {1566#true} ~cond := #in~cond; {1566#true} is VALID [2022-04-08 05:57:39,753 INFO L290 TraceCheckUtils]: 24: Hoare triple {1566#true} assume !(0 == ~cond); {1566#true} is VALID [2022-04-08 05:57:39,753 INFO L290 TraceCheckUtils]: 25: Hoare triple {1566#true} assume true; {1566#true} is VALID [2022-04-08 05:57:39,753 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {1566#true} {1637#(and (<= 0 main_~y~0) (<= 1 main_~x~0) (<= main_~y~0 10))} #100#return; {1637#(and (<= 0 main_~y~0) (<= 1 main_~x~0) (<= main_~y~0 10))} is VALID [2022-04-08 05:57:39,754 INFO L290 TraceCheckUtils]: 27: Hoare triple {1637#(and (<= 0 main_~y~0) (<= 1 main_~x~0) (<= main_~y~0 10))} ~a~0 := ~x~0;~b~0 := ~y~0;~p~0 := 1;~q~0 := 0;~r~0 := 0;~s~0 := 1; {1656#(and (<= 0 main_~y~0) (<= 1 main_~x~0) (<= main_~y~0 10) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0))} is VALID [2022-04-08 05:57:39,754 INFO L290 TraceCheckUtils]: 28: Hoare triple {1656#(and (<= 0 main_~y~0) (<= 1 main_~x~0) (<= main_~y~0 10) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0))} assume !false; {1656#(and (<= 0 main_~y~0) (<= 1 main_~x~0) (<= main_~y~0 10) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0))} is VALID [2022-04-08 05:57:39,755 INFO L290 TraceCheckUtils]: 29: Hoare triple {1656#(and (<= 0 main_~y~0) (<= 1 main_~x~0) (<= main_~y~0 10) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0))} assume !!(0 != ~b~0);havoc ~c~0;havoc ~k~0;~c~0 := ~a~0;~k~0 := 0; {1663#(and (<= 0 main_~y~0) (<= 1 main_~x~0) (<= main_~y~0 10) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~c~0 main_~x~0))} is VALID [2022-04-08 05:57:39,755 INFO L290 TraceCheckUtils]: 30: Hoare triple {1663#(and (<= 0 main_~y~0) (<= 1 main_~x~0) (<= main_~y~0 10) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~c~0 main_~x~0))} assume !false; {1663#(and (<= 0 main_~y~0) (<= 1 main_~x~0) (<= main_~y~0 10) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~c~0 main_~x~0))} is VALID [2022-04-08 05:57:39,756 INFO L290 TraceCheckUtils]: 31: Hoare triple {1663#(and (<= 0 main_~y~0) (<= 1 main_~x~0) (<= main_~y~0 10) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~c~0 main_~x~0))} assume !(~c~0 >= ~b~0); {1663#(and (<= 0 main_~y~0) (<= 1 main_~x~0) (<= main_~y~0 10) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~c~0 main_~x~0))} is VALID [2022-04-08 05:57:39,756 INFO L290 TraceCheckUtils]: 32: Hoare triple {1663#(and (<= 0 main_~y~0) (<= 1 main_~x~0) (<= main_~y~0 10) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~c~0 main_~x~0))} ~a~0 := ~b~0;~b~0 := ~c~0;havoc ~temp~0;~temp~0 := ~p~0;~p~0 := ~q~0;~q~0 := ~temp~0 - ~q~0 * ~k~0;~temp~0 := ~r~0;~r~0 := ~s~0;~s~0 := ~temp~0 - ~s~0 * ~k~0; {1673#(and (<= 0 main_~y~0) (<= 1 main_~x~0) (<= main_~y~0 10) (= main_~p~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~b~0 main_~x~0))} is VALID [2022-04-08 05:57:39,757 INFO L290 TraceCheckUtils]: 33: Hoare triple {1673#(and (<= 0 main_~y~0) (<= 1 main_~x~0) (<= main_~y~0 10) (= main_~p~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~b~0 main_~x~0))} assume !false; {1673#(and (<= 0 main_~y~0) (<= 1 main_~x~0) (<= main_~y~0 10) (= main_~p~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~b~0 main_~x~0))} is VALID [2022-04-08 05:57:39,757 INFO L290 TraceCheckUtils]: 34: Hoare triple {1673#(and (<= 0 main_~y~0) (<= 1 main_~x~0) (<= main_~y~0 10) (= main_~p~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~b~0 main_~x~0))} assume !!(0 != ~b~0);havoc ~c~0;havoc ~k~0;~c~0 := ~a~0;~k~0 := 0; {1680#(and (<= 0 main_~y~0) (= main_~c~0 main_~a~0) (<= 1 main_~x~0) (<= main_~y~0 10) (= main_~p~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~b~0 main_~x~0))} is VALID [2022-04-08 05:57:39,758 INFO L290 TraceCheckUtils]: 35: Hoare triple {1680#(and (<= 0 main_~y~0) (= main_~c~0 main_~a~0) (<= 1 main_~x~0) (<= main_~y~0 10) (= main_~p~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~b~0 main_~x~0))} assume !false; {1680#(and (<= 0 main_~y~0) (= main_~c~0 main_~a~0) (<= 1 main_~x~0) (<= main_~y~0 10) (= main_~p~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~b~0 main_~x~0))} is VALID [2022-04-08 05:57:39,758 INFO L290 TraceCheckUtils]: 36: Hoare triple {1680#(and (<= 0 main_~y~0) (= main_~c~0 main_~a~0) (<= 1 main_~x~0) (<= main_~y~0 10) (= main_~p~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~b~0 main_~x~0))} assume !!(~c~0 >= ~b~0);havoc ~d~0;havoc ~v~0;~d~0 := 1;~v~0 := ~b~0; {1687#(and (<= 1 main_~x~0) (<= main_~y~0 10) (= main_~p~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0) (<= main_~x~0 main_~a~0))} is VALID [2022-04-08 05:57:39,759 INFO L290 TraceCheckUtils]: 37: Hoare triple {1687#(and (<= 1 main_~x~0) (<= main_~y~0 10) (= main_~p~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0) (<= main_~x~0 main_~a~0))} assume !false; {1687#(and (<= 1 main_~x~0) (<= main_~y~0 10) (= main_~p~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0) (<= main_~x~0 main_~a~0))} is VALID [2022-04-08 05:57:39,759 INFO L272 TraceCheckUtils]: 38: Hoare triple {1687#(and (<= 1 main_~x~0) (<= main_~y~0 10) (= main_~p~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0) (<= main_~x~0 main_~a~0))} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {1694#(<= 1 |__VERIFIER_assert_#in~cond|)} is VALID [2022-04-08 05:57:39,760 INFO L290 TraceCheckUtils]: 39: Hoare triple {1694#(<= 1 |__VERIFIER_assert_#in~cond|)} ~cond := #in~cond; {1698#(<= 1 __VERIFIER_assert_~cond)} is VALID [2022-04-08 05:57:39,760 INFO L290 TraceCheckUtils]: 40: Hoare triple {1698#(<= 1 __VERIFIER_assert_~cond)} assume 0 == ~cond; {1567#false} is VALID [2022-04-08 05:57:39,760 INFO L290 TraceCheckUtils]: 41: Hoare triple {1567#false} assume !false; {1567#false} is VALID [2022-04-08 05:57:39,760 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-04-08 05:57:39,761 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-08 05:57:40,125 INFO L290 TraceCheckUtils]: 41: Hoare triple {1567#false} assume !false; {1567#false} is VALID [2022-04-08 05:57:40,126 INFO L290 TraceCheckUtils]: 40: Hoare triple {1698#(<= 1 __VERIFIER_assert_~cond)} assume 0 == ~cond; {1567#false} is VALID [2022-04-08 05:57:40,126 INFO L290 TraceCheckUtils]: 39: Hoare triple {1694#(<= 1 |__VERIFIER_assert_#in~cond|)} ~cond := #in~cond; {1698#(<= 1 __VERIFIER_assert_~cond)} is VALID [2022-04-08 05:57:40,127 INFO L272 TraceCheckUtils]: 38: Hoare triple {1714#(= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {1694#(<= 1 |__VERIFIER_assert_#in~cond|)} is VALID [2022-04-08 05:57:40,127 INFO L290 TraceCheckUtils]: 37: Hoare triple {1714#(= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))} assume !false; {1714#(= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))} is VALID [2022-04-08 05:57:40,128 INFO L290 TraceCheckUtils]: 36: Hoare triple {1721#(or (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (not (<= main_~b~0 main_~c~0)))} assume !!(~c~0 >= ~b~0);havoc ~d~0;havoc ~v~0;~d~0 := 1;~v~0 := ~b~0; {1714#(= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))} is VALID [2022-04-08 05:57:40,128 INFO L290 TraceCheckUtils]: 35: Hoare triple {1721#(or (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (not (<= main_~b~0 main_~c~0)))} assume !false; {1721#(or (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (not (<= main_~b~0 main_~c~0)))} is VALID [2022-04-08 05:57:40,129 INFO L290 TraceCheckUtils]: 34: Hoare triple {1728#(or (not (<= main_~b~0 main_~a~0)) (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} assume !!(0 != ~b~0);havoc ~c~0;havoc ~k~0;~c~0 := ~a~0;~k~0 := 0; {1721#(or (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (not (<= main_~b~0 main_~c~0)))} is VALID [2022-04-08 05:57:40,129 INFO L290 TraceCheckUtils]: 33: Hoare triple {1728#(or (not (<= main_~b~0 main_~a~0)) (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} assume !false; {1728#(or (not (<= main_~b~0 main_~a~0)) (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} is VALID [2022-04-08 05:57:40,129 INFO L290 TraceCheckUtils]: 32: Hoare triple {1735#(or (not (<= main_~c~0 main_~b~0)) (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} ~a~0 := ~b~0;~b~0 := ~c~0;havoc ~temp~0;~temp~0 := ~p~0;~p~0 := ~q~0;~q~0 := ~temp~0 - ~q~0 * ~k~0;~temp~0 := ~r~0;~r~0 := ~s~0;~s~0 := ~temp~0 - ~s~0 * ~k~0; {1728#(or (not (<= main_~b~0 main_~a~0)) (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} is VALID [2022-04-08 05:57:40,130 INFO L290 TraceCheckUtils]: 31: Hoare triple {1735#(or (not (<= main_~c~0 main_~b~0)) (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} assume !(~c~0 >= ~b~0); {1735#(or (not (<= main_~c~0 main_~b~0)) (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} is VALID [2022-04-08 05:57:40,130 INFO L290 TraceCheckUtils]: 30: Hoare triple {1735#(or (not (<= main_~c~0 main_~b~0)) (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} assume !false; {1735#(or (not (<= main_~c~0 main_~b~0)) (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} is VALID [2022-04-08 05:57:40,131 INFO L290 TraceCheckUtils]: 29: Hoare triple {1745#(or (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (<= main_~a~0 main_~b~0)))} assume !!(0 != ~b~0);havoc ~c~0;havoc ~k~0;~c~0 := ~a~0;~k~0 := 0; {1735#(or (not (<= main_~c~0 main_~b~0)) (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} is VALID [2022-04-08 05:57:40,131 INFO L290 TraceCheckUtils]: 28: Hoare triple {1745#(or (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (<= main_~a~0 main_~b~0)))} assume !false; {1745#(or (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (<= main_~a~0 main_~b~0)))} is VALID [2022-04-08 05:57:40,131 INFO L290 TraceCheckUtils]: 27: Hoare triple {1566#true} ~a~0 := ~x~0;~b~0 := ~y~0;~p~0 := 1;~q~0 := 0;~r~0 := 0;~s~0 := 1; {1745#(or (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (<= main_~a~0 main_~b~0)))} is VALID [2022-04-08 05:57:40,131 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {1566#true} {1566#true} #100#return; {1566#true} is VALID [2022-04-08 05:57:40,132 INFO L290 TraceCheckUtils]: 25: Hoare triple {1566#true} assume true; {1566#true} is VALID [2022-04-08 05:57:40,132 INFO L290 TraceCheckUtils]: 24: Hoare triple {1566#true} assume !(0 == ~cond); {1566#true} is VALID [2022-04-08 05:57:40,132 INFO L290 TraceCheckUtils]: 23: Hoare triple {1566#true} ~cond := #in~cond; {1566#true} is VALID [2022-04-08 05:57:40,132 INFO L272 TraceCheckUtils]: 22: Hoare triple {1566#true} call assume_abort_if_not((if ~y~0 >= 1 then 1 else 0)); {1566#true} is VALID [2022-04-08 05:57:40,132 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {1566#true} {1566#true} #98#return; {1566#true} is VALID [2022-04-08 05:57:40,132 INFO L290 TraceCheckUtils]: 20: Hoare triple {1566#true} assume true; {1566#true} is VALID [2022-04-08 05:57:40,132 INFO L290 TraceCheckUtils]: 19: Hoare triple {1566#true} assume !(0 == ~cond); {1566#true} is VALID [2022-04-08 05:57:40,132 INFO L290 TraceCheckUtils]: 18: Hoare triple {1566#true} ~cond := #in~cond; {1566#true} is VALID [2022-04-08 05:57:40,132 INFO L272 TraceCheckUtils]: 17: Hoare triple {1566#true} call assume_abort_if_not((if ~x~0 >= 1 then 1 else 0)); {1566#true} is VALID [2022-04-08 05:57:40,132 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {1566#true} {1566#true} #96#return; {1566#true} is VALID [2022-04-08 05:57:40,133 INFO L290 TraceCheckUtils]: 15: Hoare triple {1566#true} assume true; {1566#true} is VALID [2022-04-08 05:57:40,133 INFO L290 TraceCheckUtils]: 14: Hoare triple {1566#true} assume !(0 == ~cond); {1566#true} is VALID [2022-04-08 05:57:40,133 INFO L290 TraceCheckUtils]: 13: Hoare triple {1566#true} ~cond := #in~cond; {1566#true} is VALID [2022-04-08 05:57:40,133 INFO L272 TraceCheckUtils]: 12: Hoare triple {1566#true} call assume_abort_if_not((if ~y~0 >= 0 && ~y~0 <= 10 then 1 else 0)); {1566#true} is VALID [2022-04-08 05:57:40,133 INFO L290 TraceCheckUtils]: 11: Hoare triple {1566#true} assume -2147483648 <= #t~nondet5 && #t~nondet5 <= 2147483647;~y~0 := #t~nondet5;havoc #t~nondet5; {1566#true} is VALID [2022-04-08 05:57:40,133 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {1566#true} {1566#true} #94#return; {1566#true} is VALID [2022-04-08 05:57:40,133 INFO L290 TraceCheckUtils]: 9: Hoare triple {1566#true} assume true; {1566#true} is VALID [2022-04-08 05:57:40,133 INFO L290 TraceCheckUtils]: 8: Hoare triple {1566#true} assume !(0 == ~cond); {1566#true} is VALID [2022-04-08 05:57:40,134 INFO L290 TraceCheckUtils]: 7: Hoare triple {1566#true} ~cond := #in~cond; {1566#true} is VALID [2022-04-08 05:57:40,134 INFO L272 TraceCheckUtils]: 6: Hoare triple {1566#true} call assume_abort_if_not((if ~x~0 >= 0 && ~x~0 <= 10 then 1 else 0)); {1566#true} is VALID [2022-04-08 05:57:40,134 INFO L290 TraceCheckUtils]: 5: Hoare triple {1566#true} havoc ~x~0;havoc ~y~0;havoc ~a~0;havoc ~b~0;havoc ~p~0;havoc ~q~0;havoc ~r~0;havoc ~s~0;assume -2147483648 <= #t~nondet4 && #t~nondet4 <= 2147483647;~x~0 := #t~nondet4;havoc #t~nondet4; {1566#true} is VALID [2022-04-08 05:57:40,134 INFO L272 TraceCheckUtils]: 4: Hoare triple {1566#true} call #t~ret6 := main(); {1566#true} is VALID [2022-04-08 05:57:40,134 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {1566#true} {1566#true} #112#return; {1566#true} is VALID [2022-04-08 05:57:40,134 INFO L290 TraceCheckUtils]: 2: Hoare triple {1566#true} assume true; {1566#true} is VALID [2022-04-08 05:57:40,134 INFO L290 TraceCheckUtils]: 1: Hoare triple {1566#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(11, 2);call #Ultimate.allocInit(12, 3); {1566#true} is VALID [2022-04-08 05:57:40,134 INFO L272 TraceCheckUtils]: 0: Hoare triple {1566#true} call ULTIMATE.init(); {1566#true} is VALID [2022-04-08 05:57:40,135 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-04-08 05:57:40,135 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-08 05:57:40,135 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1041363641] [2022-04-08 05:57:40,135 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-04-08 05:57:40,136 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [419318131] [2022-04-08 05:57:40,136 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [419318131] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-08 05:57:40,136 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-04-08 05:57:40,136 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 9] total 18 [2022-04-08 05:57:40,136 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-08 05:57:40,136 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [629790804] [2022-04-08 05:57:40,137 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [629790804] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 05:57:40,137 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 05:57:40,138 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-04-08 05:57:40,138 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [879796640] [2022-04-08 05:57:40,138 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-08 05:57:40,138 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 2.0) internal successors, (24), 10 states have internal predecessors, (24), 4 states have call successors, (7), 2 states have call predecessors, (7), 2 states have return successors, (5), 3 states have call predecessors, (5), 3 states have call successors, (5) Word has length 42 [2022-04-08 05:57:40,138 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-08 05:57:40,139 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 13 states, 12 states have (on average 2.0) internal successors, (24), 10 states have internal predecessors, (24), 4 states have call successors, (7), 2 states have call predecessors, (7), 2 states have return successors, (5), 3 states have call predecessors, (5), 3 states have call successors, (5) [2022-04-08 05:57:40,159 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 36 edges. 36 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 05:57:40,159 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-04-08 05:57:40,160 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-08 05:57:40,161 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-04-08 05:57:40,161 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-04-08 05:57:40,161 INFO L87 Difference]: Start difference. First operand 71 states and 95 transitions. Second operand has 13 states, 12 states have (on average 2.0) internal successors, (24), 10 states have internal predecessors, (24), 4 states have call successors, (7), 2 states have call predecessors, (7), 2 states have return successors, (5), 3 states have call predecessors, (5), 3 states have call successors, (5) [2022-04-08 05:57:41,396 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 05:57:41,396 INFO L93 Difference]: Finished difference Result 112 states and 151 transitions. [2022-04-08 05:57:41,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-04-08 05:57:41,396 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 2.0) internal successors, (24), 10 states have internal predecessors, (24), 4 states have call successors, (7), 2 states have call predecessors, (7), 2 states have return successors, (5), 3 states have call predecessors, (5), 3 states have call successors, (5) Word has length 42 [2022-04-08 05:57:41,396 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-08 05:57:41,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13 states, 12 states have (on average 2.0) internal successors, (24), 10 states have internal predecessors, (24), 4 states have call successors, (7), 2 states have call predecessors, (7), 2 states have return successors, (5), 3 states have call predecessors, (5), 3 states have call successors, (5) [2022-04-08 05:57:41,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 117 transitions. [2022-04-08 05:57:41,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13 states, 12 states have (on average 2.0) internal successors, (24), 10 states have internal predecessors, (24), 4 states have call successors, (7), 2 states have call predecessors, (7), 2 states have return successors, (5), 3 states have call predecessors, (5), 3 states have call successors, (5) [2022-04-08 05:57:41,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 117 transitions. [2022-04-08 05:57:41,401 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 14 states and 117 transitions. [2022-04-08 05:57:41,520 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 117 edges. 117 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 05:57:41,522 INFO L225 Difference]: With dead ends: 112 [2022-04-08 05:57:41,522 INFO L226 Difference]: Without dead ends: 110 [2022-04-08 05:57:41,522 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 66 SyntacticMatches, 1 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=96, Invalid=410, Unknown=0, NotChecked=0, Total=506 [2022-04-08 05:57:41,523 INFO L913 BasicCegarLoop]: 52 mSDtfsCounter, 89 mSDsluCounter, 193 mSDsCounter, 0 mSdLazyCounter, 358 mSolverCounterSat, 56 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 98 SdHoareTripleChecker+Valid, 245 SdHoareTripleChecker+Invalid, 414 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 56 IncrementalHoareTripleChecker+Valid, 358 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-04-08 05:57:41,523 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [98 Valid, 245 Invalid, 414 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [56 Valid, 358 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-04-08 05:57:41,523 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110 states. [2022-04-08 05:57:41,696 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110 to 93. [2022-04-08 05:57:41,697 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-08 05:57:41,697 INFO L82 GeneralOperation]: Start isEquivalent. First operand 110 states. Second operand has 93 states, 63 states have (on average 1.2380952380952381) internal successors, (78), 64 states have internal predecessors, (78), 23 states have call successors, (23), 7 states have call predecessors, (23), 6 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2022-04-08 05:57:41,697 INFO L74 IsIncluded]: Start isIncluded. First operand 110 states. Second operand has 93 states, 63 states have (on average 1.2380952380952381) internal successors, (78), 64 states have internal predecessors, (78), 23 states have call successors, (23), 7 states have call predecessors, (23), 6 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2022-04-08 05:57:41,697 INFO L87 Difference]: Start difference. First operand 110 states. Second operand has 93 states, 63 states have (on average 1.2380952380952381) internal successors, (78), 64 states have internal predecessors, (78), 23 states have call successors, (23), 7 states have call predecessors, (23), 6 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2022-04-08 05:57:41,701 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 05:57:41,701 INFO L93 Difference]: Finished difference Result 110 states and 149 transitions. [2022-04-08 05:57:41,701 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 149 transitions. [2022-04-08 05:57:41,701 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 05:57:41,701 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 05:57:41,702 INFO L74 IsIncluded]: Start isIncluded. First operand has 93 states, 63 states have (on average 1.2380952380952381) internal successors, (78), 64 states have internal predecessors, (78), 23 states have call successors, (23), 7 states have call predecessors, (23), 6 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) Second operand 110 states. [2022-04-08 05:57:41,702 INFO L87 Difference]: Start difference. First operand has 93 states, 63 states have (on average 1.2380952380952381) internal successors, (78), 64 states have internal predecessors, (78), 23 states have call successors, (23), 7 states have call predecessors, (23), 6 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) Second operand 110 states. [2022-04-08 05:57:41,706 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 05:57:41,706 INFO L93 Difference]: Finished difference Result 110 states and 149 transitions. [2022-04-08 05:57:41,706 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 149 transitions. [2022-04-08 05:57:41,706 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 05:57:41,707 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 05:57:41,707 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-08 05:57:41,707 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-08 05:57:41,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 93 states, 63 states have (on average 1.2380952380952381) internal successors, (78), 64 states have internal predecessors, (78), 23 states have call successors, (23), 7 states have call predecessors, (23), 6 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2022-04-08 05:57:41,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 122 transitions. [2022-04-08 05:57:41,709 INFO L78 Accepts]: Start accepts. Automaton has 93 states and 122 transitions. Word has length 42 [2022-04-08 05:57:41,709 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-08 05:57:41,709 INFO L478 AbstractCegarLoop]: Abstraction has 93 states and 122 transitions. [2022-04-08 05:57:41,710 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 2.0) internal successors, (24), 10 states have internal predecessors, (24), 4 states have call successors, (7), 2 states have call predecessors, (7), 2 states have return successors, (5), 3 states have call predecessors, (5), 3 states have call successors, (5) [2022-04-08 05:57:41,710 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 93 states and 122 transitions. [2022-04-08 05:57:41,858 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 122 edges. 122 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 05:57:41,858 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 122 transitions. [2022-04-08 05:57:41,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-04-08 05:57:41,859 INFO L491 BasicCegarLoop]: Found error trace [2022-04-08 05:57:41,860 INFO L499 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-08 05:57:41,876 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-04-08 05:57:42,073 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-08 05:57:42,074 INFO L403 AbstractCegarLoop]: === Iteration 5 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-08 05:57:42,074 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-08 05:57:42,074 INFO L85 PathProgramCache]: Analyzing trace with hash 81990170, now seen corresponding path program 1 times [2022-04-08 05:57:42,074 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-08 05:57:42,074 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [973421274] [2022-04-08 05:57:42,075 INFO L202 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-04-08 05:57:42,075 INFO L85 PathProgramCache]: Analyzing trace with hash 81990170, now seen corresponding path program 2 times [2022-04-08 05:57:42,075 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-08 05:57:42,075 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [135664798] [2022-04-08 05:57:42,075 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-08 05:57:42,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-08 05:57:42,090 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-04-08 05:57:42,090 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [806993958] [2022-04-08 05:57:42,090 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-04-08 05:57:42,090 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-08 05:57:42,090 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-08 05:57:42,091 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) [2022-04-08 05:57:42,092 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-04-08 05:57:42,134 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-04-08 05:57:42,134 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-08 05:57:42,135 INFO L263 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 14 conjunts are in the unsatisfiable core [2022-04-08 05:57:42,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 05:57:42,143 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-08 05:57:42,424 INFO L272 TraceCheckUtils]: 0: Hoare triple {2475#true} call ULTIMATE.init(); {2475#true} is VALID [2022-04-08 05:57:42,425 INFO L290 TraceCheckUtils]: 1: Hoare triple {2475#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(11, 2);call #Ultimate.allocInit(12, 3); {2475#true} is VALID [2022-04-08 05:57:42,425 INFO L290 TraceCheckUtils]: 2: Hoare triple {2475#true} assume true; {2475#true} is VALID [2022-04-08 05:57:42,425 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {2475#true} {2475#true} #112#return; {2475#true} is VALID [2022-04-08 05:57:42,425 INFO L272 TraceCheckUtils]: 4: Hoare triple {2475#true} call #t~ret6 := main(); {2475#true} is VALID [2022-04-08 05:57:42,425 INFO L290 TraceCheckUtils]: 5: Hoare triple {2475#true} havoc ~x~0;havoc ~y~0;havoc ~a~0;havoc ~b~0;havoc ~p~0;havoc ~q~0;havoc ~r~0;havoc ~s~0;assume -2147483648 <= #t~nondet4 && #t~nondet4 <= 2147483647;~x~0 := #t~nondet4;havoc #t~nondet4; {2475#true} is VALID [2022-04-08 05:57:42,425 INFO L272 TraceCheckUtils]: 6: Hoare triple {2475#true} call assume_abort_if_not((if ~x~0 >= 0 && ~x~0 <= 10 then 1 else 0)); {2475#true} is VALID [2022-04-08 05:57:42,425 INFO L290 TraceCheckUtils]: 7: Hoare triple {2475#true} ~cond := #in~cond; {2475#true} is VALID [2022-04-08 05:57:42,426 INFO L290 TraceCheckUtils]: 8: Hoare triple {2475#true} assume !(0 == ~cond); {2475#true} is VALID [2022-04-08 05:57:42,426 INFO L290 TraceCheckUtils]: 9: Hoare triple {2475#true} assume true; {2475#true} is VALID [2022-04-08 05:57:42,426 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {2475#true} {2475#true} #94#return; {2475#true} is VALID [2022-04-08 05:57:42,426 INFO L290 TraceCheckUtils]: 11: Hoare triple {2475#true} assume -2147483648 <= #t~nondet5 && #t~nondet5 <= 2147483647;~y~0 := #t~nondet5;havoc #t~nondet5; {2475#true} is VALID [2022-04-08 05:57:42,426 INFO L272 TraceCheckUtils]: 12: Hoare triple {2475#true} call assume_abort_if_not((if ~y~0 >= 0 && ~y~0 <= 10 then 1 else 0)); {2475#true} is VALID [2022-04-08 05:57:42,426 INFO L290 TraceCheckUtils]: 13: Hoare triple {2475#true} ~cond := #in~cond; {2519#(= assume_abort_if_not_~cond |assume_abort_if_not_#in~cond|)} is VALID [2022-04-08 05:57:42,427 INFO L290 TraceCheckUtils]: 14: Hoare triple {2519#(= assume_abort_if_not_~cond |assume_abort_if_not_#in~cond|)} assume !(0 == ~cond); {2523#(not (= |assume_abort_if_not_#in~cond| 0))} is VALID [2022-04-08 05:57:42,427 INFO L290 TraceCheckUtils]: 15: Hoare triple {2523#(not (= |assume_abort_if_not_#in~cond| 0))} assume true; {2523#(not (= |assume_abort_if_not_#in~cond| 0))} is VALID [2022-04-08 05:57:42,428 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {2523#(not (= |assume_abort_if_not_#in~cond| 0))} {2475#true} #96#return; {2530#(and (<= 0 main_~y~0) (<= main_~y~0 10))} is VALID [2022-04-08 05:57:42,428 INFO L272 TraceCheckUtils]: 17: Hoare triple {2530#(and (<= 0 main_~y~0) (<= main_~y~0 10))} call assume_abort_if_not((if ~x~0 >= 1 then 1 else 0)); {2475#true} is VALID [2022-04-08 05:57:42,428 INFO L290 TraceCheckUtils]: 18: Hoare triple {2475#true} ~cond := #in~cond; {2475#true} is VALID [2022-04-08 05:57:42,428 INFO L290 TraceCheckUtils]: 19: Hoare triple {2475#true} assume !(0 == ~cond); {2475#true} is VALID [2022-04-08 05:57:42,428 INFO L290 TraceCheckUtils]: 20: Hoare triple {2475#true} assume true; {2475#true} is VALID [2022-04-08 05:57:42,429 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {2475#true} {2530#(and (<= 0 main_~y~0) (<= main_~y~0 10))} #98#return; {2530#(and (<= 0 main_~y~0) (<= main_~y~0 10))} is VALID [2022-04-08 05:57:42,429 INFO L272 TraceCheckUtils]: 22: Hoare triple {2530#(and (<= 0 main_~y~0) (<= main_~y~0 10))} call assume_abort_if_not((if ~y~0 >= 1 then 1 else 0)); {2475#true} is VALID [2022-04-08 05:57:42,429 INFO L290 TraceCheckUtils]: 23: Hoare triple {2475#true} ~cond := #in~cond; {2475#true} is VALID [2022-04-08 05:57:42,429 INFO L290 TraceCheckUtils]: 24: Hoare triple {2475#true} assume !(0 == ~cond); {2475#true} is VALID [2022-04-08 05:57:42,429 INFO L290 TraceCheckUtils]: 25: Hoare triple {2475#true} assume true; {2475#true} is VALID [2022-04-08 05:57:42,429 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {2475#true} {2530#(and (<= 0 main_~y~0) (<= main_~y~0 10))} #100#return; {2530#(and (<= 0 main_~y~0) (<= main_~y~0 10))} is VALID [2022-04-08 05:57:42,430 INFO L290 TraceCheckUtils]: 27: Hoare triple {2530#(and (<= 0 main_~y~0) (<= main_~y~0 10))} ~a~0 := ~x~0;~b~0 := ~y~0;~p~0 := 1;~q~0 := 0;~r~0 := 0;~s~0 := 1; {2564#(<= 0 main_~b~0)} is VALID [2022-04-08 05:57:42,430 INFO L290 TraceCheckUtils]: 28: Hoare triple {2564#(<= 0 main_~b~0)} assume !false; {2564#(<= 0 main_~b~0)} is VALID [2022-04-08 05:57:42,431 INFO L290 TraceCheckUtils]: 29: Hoare triple {2564#(<= 0 main_~b~0)} assume !!(0 != ~b~0);havoc ~c~0;havoc ~k~0;~c~0 := ~a~0;~k~0 := 0; {2571#(and (= main_~c~0 main_~a~0) (= main_~k~0 0) (not (= main_~b~0 0)) (<= 0 main_~b~0))} is VALID [2022-04-08 05:57:42,431 INFO L290 TraceCheckUtils]: 30: Hoare triple {2571#(and (= main_~c~0 main_~a~0) (= main_~k~0 0) (not (= main_~b~0 0)) (<= 0 main_~b~0))} assume !false; {2571#(and (= main_~c~0 main_~a~0) (= main_~k~0 0) (not (= main_~b~0 0)) (<= 0 main_~b~0))} is VALID [2022-04-08 05:57:42,431 INFO L290 TraceCheckUtils]: 31: Hoare triple {2571#(and (= main_~c~0 main_~a~0) (= main_~k~0 0) (not (= main_~b~0 0)) (<= 0 main_~b~0))} assume !!(~c~0 >= ~b~0);havoc ~d~0;havoc ~v~0;~d~0 := 1;~v~0 := ~b~0; {2571#(and (= main_~c~0 main_~a~0) (= main_~k~0 0) (not (= main_~b~0 0)) (<= 0 main_~b~0))} is VALID [2022-04-08 05:57:42,432 INFO L290 TraceCheckUtils]: 32: Hoare triple {2571#(and (= main_~c~0 main_~a~0) (= main_~k~0 0) (not (= main_~b~0 0)) (<= 0 main_~b~0))} assume !false; {2571#(and (= main_~c~0 main_~a~0) (= main_~k~0 0) (not (= main_~b~0 0)) (<= 0 main_~b~0))} is VALID [2022-04-08 05:57:42,432 INFO L272 TraceCheckUtils]: 33: Hoare triple {2571#(and (= main_~c~0 main_~a~0) (= main_~k~0 0) (not (= main_~b~0 0)) (<= 0 main_~b~0))} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {2475#true} is VALID [2022-04-08 05:57:42,432 INFO L290 TraceCheckUtils]: 34: Hoare triple {2475#true} ~cond := #in~cond; {2475#true} is VALID [2022-04-08 05:57:42,432 INFO L290 TraceCheckUtils]: 35: Hoare triple {2475#true} assume !(0 == ~cond); {2475#true} is VALID [2022-04-08 05:57:42,432 INFO L290 TraceCheckUtils]: 36: Hoare triple {2475#true} assume true; {2475#true} is VALID [2022-04-08 05:57:42,433 INFO L284 TraceCheckUtils]: 37: Hoare quadruple {2475#true} {2571#(and (= main_~c~0 main_~a~0) (= main_~k~0 0) (not (= main_~b~0 0)) (<= 0 main_~b~0))} #102#return; {2571#(and (= main_~c~0 main_~a~0) (= main_~k~0 0) (not (= main_~b~0 0)) (<= 0 main_~b~0))} is VALID [2022-04-08 05:57:42,433 INFO L272 TraceCheckUtils]: 38: Hoare triple {2571#(and (= main_~c~0 main_~a~0) (= main_~k~0 0) (not (= main_~b~0 0)) (<= 0 main_~b~0))} call __VERIFIER_assert((if ~b~0 == ~x~0 * ~q~0 + ~y~0 * ~s~0 then 1 else 0)); {2475#true} is VALID [2022-04-08 05:57:42,433 INFO L290 TraceCheckUtils]: 39: Hoare triple {2475#true} ~cond := #in~cond; {2475#true} is VALID [2022-04-08 05:57:42,433 INFO L290 TraceCheckUtils]: 40: Hoare triple {2475#true} assume !(0 == ~cond); {2475#true} is VALID [2022-04-08 05:57:42,433 INFO L290 TraceCheckUtils]: 41: Hoare triple {2475#true} assume true; {2475#true} is VALID [2022-04-08 05:57:42,434 INFO L284 TraceCheckUtils]: 42: Hoare quadruple {2475#true} {2571#(and (= main_~c~0 main_~a~0) (= main_~k~0 0) (not (= main_~b~0 0)) (<= 0 main_~b~0))} #104#return; {2571#(and (= main_~c~0 main_~a~0) (= main_~k~0 0) (not (= main_~b~0 0)) (<= 0 main_~b~0))} is VALID [2022-04-08 05:57:42,435 INFO L272 TraceCheckUtils]: 43: Hoare triple {2571#(and (= main_~c~0 main_~a~0) (= main_~k~0 0) (not (= main_~b~0 0)) (<= 0 main_~b~0))} call __VERIFIER_assert((if ~a~0 == ~k~0 * ~b~0 + ~c~0 then 1 else 0)); {2614#(<= 1 |__VERIFIER_assert_#in~cond|)} is VALID [2022-04-08 05:57:42,435 INFO L290 TraceCheckUtils]: 44: Hoare triple {2614#(<= 1 |__VERIFIER_assert_#in~cond|)} ~cond := #in~cond; {2618#(<= 1 __VERIFIER_assert_~cond)} is VALID [2022-04-08 05:57:42,435 INFO L290 TraceCheckUtils]: 45: Hoare triple {2618#(<= 1 __VERIFIER_assert_~cond)} assume 0 == ~cond; {2476#false} is VALID [2022-04-08 05:57:42,436 INFO L290 TraceCheckUtils]: 46: Hoare triple {2476#false} assume !false; {2476#false} is VALID [2022-04-08 05:57:42,436 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 6 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2022-04-08 05:57:42,436 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-08 05:57:42,616 INFO L290 TraceCheckUtils]: 46: Hoare triple {2476#false} assume !false; {2476#false} is VALID [2022-04-08 05:57:42,616 INFO L290 TraceCheckUtils]: 45: Hoare triple {2618#(<= 1 __VERIFIER_assert_~cond)} assume 0 == ~cond; {2476#false} is VALID [2022-04-08 05:57:42,617 INFO L290 TraceCheckUtils]: 44: Hoare triple {2614#(<= 1 |__VERIFIER_assert_#in~cond|)} ~cond := #in~cond; {2618#(<= 1 __VERIFIER_assert_~cond)} is VALID [2022-04-08 05:57:42,617 INFO L272 TraceCheckUtils]: 43: Hoare triple {2634#(= main_~a~0 (+ main_~c~0 (* main_~b~0 main_~k~0)))} call __VERIFIER_assert((if ~a~0 == ~k~0 * ~b~0 + ~c~0 then 1 else 0)); {2614#(<= 1 |__VERIFIER_assert_#in~cond|)} is VALID [2022-04-08 05:57:42,618 INFO L284 TraceCheckUtils]: 42: Hoare quadruple {2475#true} {2634#(= main_~a~0 (+ main_~c~0 (* main_~b~0 main_~k~0)))} #104#return; {2634#(= main_~a~0 (+ main_~c~0 (* main_~b~0 main_~k~0)))} is VALID [2022-04-08 05:57:42,618 INFO L290 TraceCheckUtils]: 41: Hoare triple {2475#true} assume true; {2475#true} is VALID [2022-04-08 05:57:42,618 INFO L290 TraceCheckUtils]: 40: Hoare triple {2475#true} assume !(0 == ~cond); {2475#true} is VALID [2022-04-08 05:57:42,618 INFO L290 TraceCheckUtils]: 39: Hoare triple {2475#true} ~cond := #in~cond; {2475#true} is VALID [2022-04-08 05:57:42,618 INFO L272 TraceCheckUtils]: 38: Hoare triple {2634#(= main_~a~0 (+ main_~c~0 (* main_~b~0 main_~k~0)))} call __VERIFIER_assert((if ~b~0 == ~x~0 * ~q~0 + ~y~0 * ~s~0 then 1 else 0)); {2475#true} is VALID [2022-04-08 05:57:42,619 INFO L284 TraceCheckUtils]: 37: Hoare quadruple {2475#true} {2634#(= main_~a~0 (+ main_~c~0 (* main_~b~0 main_~k~0)))} #102#return; {2634#(= main_~a~0 (+ main_~c~0 (* main_~b~0 main_~k~0)))} is VALID [2022-04-08 05:57:42,619 INFO L290 TraceCheckUtils]: 36: Hoare triple {2475#true} assume true; {2475#true} is VALID [2022-04-08 05:57:42,619 INFO L290 TraceCheckUtils]: 35: Hoare triple {2475#true} assume !(0 == ~cond); {2475#true} is VALID [2022-04-08 05:57:42,619 INFO L290 TraceCheckUtils]: 34: Hoare triple {2475#true} ~cond := #in~cond; {2475#true} is VALID [2022-04-08 05:57:42,620 INFO L272 TraceCheckUtils]: 33: Hoare triple {2634#(= main_~a~0 (+ main_~c~0 (* main_~b~0 main_~k~0)))} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {2475#true} is VALID [2022-04-08 05:57:42,620 INFO L290 TraceCheckUtils]: 32: Hoare triple {2634#(= main_~a~0 (+ main_~c~0 (* main_~b~0 main_~k~0)))} assume !false; {2634#(= main_~a~0 (+ main_~c~0 (* main_~b~0 main_~k~0)))} is VALID [2022-04-08 05:57:42,621 INFO L290 TraceCheckUtils]: 31: Hoare triple {2634#(= main_~a~0 (+ main_~c~0 (* main_~b~0 main_~k~0)))} assume !!(~c~0 >= ~b~0);havoc ~d~0;havoc ~v~0;~d~0 := 1;~v~0 := ~b~0; {2634#(= main_~a~0 (+ main_~c~0 (* main_~b~0 main_~k~0)))} is VALID [2022-04-08 05:57:42,621 INFO L290 TraceCheckUtils]: 30: Hoare triple {2634#(= main_~a~0 (+ main_~c~0 (* main_~b~0 main_~k~0)))} assume !false; {2634#(= main_~a~0 (+ main_~c~0 (* main_~b~0 main_~k~0)))} is VALID [2022-04-08 05:57:42,621 INFO L290 TraceCheckUtils]: 29: Hoare triple {2475#true} assume !!(0 != ~b~0);havoc ~c~0;havoc ~k~0;~c~0 := ~a~0;~k~0 := 0; {2634#(= main_~a~0 (+ main_~c~0 (* main_~b~0 main_~k~0)))} is VALID [2022-04-08 05:57:42,621 INFO L290 TraceCheckUtils]: 28: Hoare triple {2475#true} assume !false; {2475#true} is VALID [2022-04-08 05:57:42,622 INFO L290 TraceCheckUtils]: 27: Hoare triple {2475#true} ~a~0 := ~x~0;~b~0 := ~y~0;~p~0 := 1;~q~0 := 0;~r~0 := 0;~s~0 := 1; {2475#true} is VALID [2022-04-08 05:57:42,622 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {2475#true} {2475#true} #100#return; {2475#true} is VALID [2022-04-08 05:57:42,622 INFO L290 TraceCheckUtils]: 25: Hoare triple {2475#true} assume true; {2475#true} is VALID [2022-04-08 05:57:42,622 INFO L290 TraceCheckUtils]: 24: Hoare triple {2475#true} assume !(0 == ~cond); {2475#true} is VALID [2022-04-08 05:57:42,622 INFO L290 TraceCheckUtils]: 23: Hoare triple {2475#true} ~cond := #in~cond; {2475#true} is VALID [2022-04-08 05:57:42,622 INFO L272 TraceCheckUtils]: 22: Hoare triple {2475#true} call assume_abort_if_not((if ~y~0 >= 1 then 1 else 0)); {2475#true} is VALID [2022-04-08 05:57:42,622 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {2475#true} {2475#true} #98#return; {2475#true} is VALID [2022-04-08 05:57:42,622 INFO L290 TraceCheckUtils]: 20: Hoare triple {2475#true} assume true; {2475#true} is VALID [2022-04-08 05:57:42,622 INFO L290 TraceCheckUtils]: 19: Hoare triple {2475#true} assume !(0 == ~cond); {2475#true} is VALID [2022-04-08 05:57:42,623 INFO L290 TraceCheckUtils]: 18: Hoare triple {2475#true} ~cond := #in~cond; {2475#true} is VALID [2022-04-08 05:57:42,623 INFO L272 TraceCheckUtils]: 17: Hoare triple {2475#true} call assume_abort_if_not((if ~x~0 >= 1 then 1 else 0)); {2475#true} is VALID [2022-04-08 05:57:42,623 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {2475#true} {2475#true} #96#return; {2475#true} is VALID [2022-04-08 05:57:42,623 INFO L290 TraceCheckUtils]: 15: Hoare triple {2475#true} assume true; {2475#true} is VALID [2022-04-08 05:57:42,623 INFO L290 TraceCheckUtils]: 14: Hoare triple {2475#true} assume !(0 == ~cond); {2475#true} is VALID [2022-04-08 05:57:42,623 INFO L290 TraceCheckUtils]: 13: Hoare triple {2475#true} ~cond := #in~cond; {2475#true} is VALID [2022-04-08 05:57:42,623 INFO L272 TraceCheckUtils]: 12: Hoare triple {2475#true} call assume_abort_if_not((if ~y~0 >= 0 && ~y~0 <= 10 then 1 else 0)); {2475#true} is VALID [2022-04-08 05:57:42,623 INFO L290 TraceCheckUtils]: 11: Hoare triple {2475#true} assume -2147483648 <= #t~nondet5 && #t~nondet5 <= 2147483647;~y~0 := #t~nondet5;havoc #t~nondet5; {2475#true} is VALID [2022-04-08 05:57:42,623 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {2475#true} {2475#true} #94#return; {2475#true} is VALID [2022-04-08 05:57:42,624 INFO L290 TraceCheckUtils]: 9: Hoare triple {2475#true} assume true; {2475#true} is VALID [2022-04-08 05:57:42,624 INFO L290 TraceCheckUtils]: 8: Hoare triple {2475#true} assume !(0 == ~cond); {2475#true} is VALID [2022-04-08 05:57:42,624 INFO L290 TraceCheckUtils]: 7: Hoare triple {2475#true} ~cond := #in~cond; {2475#true} is VALID [2022-04-08 05:57:42,624 INFO L272 TraceCheckUtils]: 6: Hoare triple {2475#true} call assume_abort_if_not((if ~x~0 >= 0 && ~x~0 <= 10 then 1 else 0)); {2475#true} is VALID [2022-04-08 05:57:42,624 INFO L290 TraceCheckUtils]: 5: Hoare triple {2475#true} havoc ~x~0;havoc ~y~0;havoc ~a~0;havoc ~b~0;havoc ~p~0;havoc ~q~0;havoc ~r~0;havoc ~s~0;assume -2147483648 <= #t~nondet4 && #t~nondet4 <= 2147483647;~x~0 := #t~nondet4;havoc #t~nondet4; {2475#true} is VALID [2022-04-08 05:57:42,624 INFO L272 TraceCheckUtils]: 4: Hoare triple {2475#true} call #t~ret6 := main(); {2475#true} is VALID [2022-04-08 05:57:42,624 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {2475#true} {2475#true} #112#return; {2475#true} is VALID [2022-04-08 05:57:42,624 INFO L290 TraceCheckUtils]: 2: Hoare triple {2475#true} assume true; {2475#true} is VALID [2022-04-08 05:57:42,625 INFO L290 TraceCheckUtils]: 1: Hoare triple {2475#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(11, 2);call #Ultimate.allocInit(12, 3); {2475#true} is VALID [2022-04-08 05:57:42,625 INFO L272 TraceCheckUtils]: 0: Hoare triple {2475#true} call ULTIMATE.init(); {2475#true} is VALID [2022-04-08 05:57:42,625 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2022-04-08 05:57:42,625 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-08 05:57:42,625 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [135664798] [2022-04-08 05:57:42,625 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-04-08 05:57:42,625 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [806993958] [2022-04-08 05:57:42,625 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [806993958] provided 1 perfect and 1 imperfect interpolant sequences [2022-04-08 05:57:42,626 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-04-08 05:57:42,626 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [9] total 10 [2022-04-08 05:57:42,626 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-08 05:57:42,626 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [973421274] [2022-04-08 05:57:42,626 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [973421274] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 05:57:42,626 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 05:57:42,626 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-04-08 05:57:42,626 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [925218702] [2022-04-08 05:57:42,626 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-08 05:57:42,627 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 3.8) internal successors, (19), 4 states have internal predecessors, (19), 2 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 47 [2022-04-08 05:57:42,627 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-08 05:57:42,627 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 5 states, 5 states have (on average 3.8) internal successors, (19), 4 states have internal predecessors, (19), 2 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-04-08 05:57:42,648 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 35 edges. 35 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 05:57:42,648 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-04-08 05:57:42,649 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-08 05:57:42,649 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-04-08 05:57:42,649 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2022-04-08 05:57:42,649 INFO L87 Difference]: Start difference. First operand 93 states and 122 transitions. Second operand has 5 states, 5 states have (on average 3.8) internal successors, (19), 4 states have internal predecessors, (19), 2 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-04-08 05:57:43,011 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 05:57:43,011 INFO L93 Difference]: Finished difference Result 130 states and 179 transitions. [2022-04-08 05:57:43,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-04-08 05:57:43,012 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 3.8) internal successors, (19), 4 states have internal predecessors, (19), 2 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 47 [2022-04-08 05:57:43,012 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-08 05:57:43,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 3.8) internal successors, (19), 4 states have internal predecessors, (19), 2 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-04-08 05:57:43,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 65 transitions. [2022-04-08 05:57:43,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 3.8) internal successors, (19), 4 states have internal predecessors, (19), 2 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-04-08 05:57:43,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 65 transitions. [2022-04-08 05:57:43,014 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 5 states and 65 transitions. [2022-04-08 05:57:43,057 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 65 edges. 65 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 05:57:43,059 INFO L225 Difference]: With dead ends: 130 [2022-04-08 05:57:43,059 INFO L226 Difference]: Without dead ends: 128 [2022-04-08 05:57:43,060 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 94 GetRequests, 84 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2022-04-08 05:57:43,060 INFO L913 BasicCegarLoop]: 42 mSDtfsCounter, 8 mSDsluCounter, 99 mSDsCounter, 0 mSdLazyCounter, 52 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 141 SdHoareTripleChecker+Invalid, 52 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 52 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-04-08 05:57:43,060 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [10 Valid, 141 Invalid, 52 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 52 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-04-08 05:57:43,061 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 128 states. [2022-04-08 05:57:43,272 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 128 to 123. [2022-04-08 05:57:43,272 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-08 05:57:43,273 INFO L82 GeneralOperation]: Start isEquivalent. First operand 128 states. Second operand has 123 states, 76 states have (on average 1.263157894736842) internal successors, (96), 77 states have internal predecessors, (96), 39 states have call successors, (39), 8 states have call predecessors, (39), 7 states have return successors, (37), 37 states have call predecessors, (37), 37 states have call successors, (37) [2022-04-08 05:57:43,273 INFO L74 IsIncluded]: Start isIncluded. First operand 128 states. Second operand has 123 states, 76 states have (on average 1.263157894736842) internal successors, (96), 77 states have internal predecessors, (96), 39 states have call successors, (39), 8 states have call predecessors, (39), 7 states have return successors, (37), 37 states have call predecessors, (37), 37 states have call successors, (37) [2022-04-08 05:57:43,273 INFO L87 Difference]: Start difference. First operand 128 states. Second operand has 123 states, 76 states have (on average 1.263157894736842) internal successors, (96), 77 states have internal predecessors, (96), 39 states have call successors, (39), 8 states have call predecessors, (39), 7 states have return successors, (37), 37 states have call predecessors, (37), 37 states have call successors, (37) [2022-04-08 05:57:43,277 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 05:57:43,277 INFO L93 Difference]: Finished difference Result 128 states and 177 transitions. [2022-04-08 05:57:43,277 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 177 transitions. [2022-04-08 05:57:43,277 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 05:57:43,278 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 05:57:43,278 INFO L74 IsIncluded]: Start isIncluded. First operand has 123 states, 76 states have (on average 1.263157894736842) internal successors, (96), 77 states have internal predecessors, (96), 39 states have call successors, (39), 8 states have call predecessors, (39), 7 states have return successors, (37), 37 states have call predecessors, (37), 37 states have call successors, (37) Second operand 128 states. [2022-04-08 05:57:43,278 INFO L87 Difference]: Start difference. First operand has 123 states, 76 states have (on average 1.263157894736842) internal successors, (96), 77 states have internal predecessors, (96), 39 states have call successors, (39), 8 states have call predecessors, (39), 7 states have return successors, (37), 37 states have call predecessors, (37), 37 states have call successors, (37) Second operand 128 states. [2022-04-08 05:57:43,282 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 05:57:43,282 INFO L93 Difference]: Finished difference Result 128 states and 177 transitions. [2022-04-08 05:57:43,282 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 177 transitions. [2022-04-08 05:57:43,283 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 05:57:43,283 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 05:57:43,283 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-08 05:57:43,283 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-08 05:57:43,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 123 states, 76 states have (on average 1.263157894736842) internal successors, (96), 77 states have internal predecessors, (96), 39 states have call successors, (39), 8 states have call predecessors, (39), 7 states have return successors, (37), 37 states have call predecessors, (37), 37 states have call successors, (37) [2022-04-08 05:57:43,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 123 states and 172 transitions. [2022-04-08 05:57:43,287 INFO L78 Accepts]: Start accepts. Automaton has 123 states and 172 transitions. Word has length 47 [2022-04-08 05:57:43,287 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-08 05:57:43,287 INFO L478 AbstractCegarLoop]: Abstraction has 123 states and 172 transitions. [2022-04-08 05:57:43,287 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 3.8) internal successors, (19), 4 states have internal predecessors, (19), 2 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-04-08 05:57:43,287 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 123 states and 172 transitions. [2022-04-08 05:57:43,490 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 172 edges. 172 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 05:57:43,490 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 172 transitions. [2022-04-08 05:57:43,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-04-08 05:57:43,491 INFO L491 BasicCegarLoop]: Found error trace [2022-04-08 05:57:43,491 INFO L499 BasicCegarLoop]: trace histogram [4, 4, 4, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-08 05:57:43,508 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-04-08 05:57:43,703 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-08 05:57:43,704 INFO L403 AbstractCegarLoop]: === Iteration 6 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-08 05:57:43,705 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-08 05:57:43,705 INFO L85 PathProgramCache]: Analyzing trace with hash 1524769911, now seen corresponding path program 1 times [2022-04-08 05:57:43,713 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-08 05:57:43,713 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [1262129203] [2022-04-08 05:57:43,713 INFO L202 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-04-08 05:57:43,713 INFO L85 PathProgramCache]: Analyzing trace with hash 1524769911, now seen corresponding path program 2 times [2022-04-08 05:57:43,713 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-08 05:57:43,714 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2050776627] [2022-04-08 05:57:43,714 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-08 05:57:43,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-08 05:57:43,737 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-04-08 05:57:43,737 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [193821856] [2022-04-08 05:57:43,737 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-04-08 05:57:43,737 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-08 05:57:43,737 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-08 05:57:43,741 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) [2022-04-08 05:57:43,751 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-04-08 05:57:43,793 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-04-08 05:57:43,793 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-08 05:57:43,794 INFO L263 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 33 conjunts are in the unsatisfiable core [2022-04-08 05:57:43,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 05:57:43,804 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-08 05:57:53,764 INFO L272 TraceCheckUtils]: 0: Hoare triple {3530#true} call ULTIMATE.init(); {3530#true} is VALID [2022-04-08 05:57:53,765 INFO L290 TraceCheckUtils]: 1: Hoare triple {3530#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(11, 2);call #Ultimate.allocInit(12, 3); {3530#true} is VALID [2022-04-08 05:57:53,765 INFO L290 TraceCheckUtils]: 2: Hoare triple {3530#true} assume true; {3530#true} is VALID [2022-04-08 05:57:53,765 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {3530#true} {3530#true} #112#return; {3530#true} is VALID [2022-04-08 05:57:53,765 INFO L272 TraceCheckUtils]: 4: Hoare triple {3530#true} call #t~ret6 := main(); {3530#true} is VALID [2022-04-08 05:57:53,765 INFO L290 TraceCheckUtils]: 5: Hoare triple {3530#true} havoc ~x~0;havoc ~y~0;havoc ~a~0;havoc ~b~0;havoc ~p~0;havoc ~q~0;havoc ~r~0;havoc ~s~0;assume -2147483648 <= #t~nondet4 && #t~nondet4 <= 2147483647;~x~0 := #t~nondet4;havoc #t~nondet4; {3530#true} is VALID [2022-04-08 05:57:53,765 INFO L272 TraceCheckUtils]: 6: Hoare triple {3530#true} call assume_abort_if_not((if ~x~0 >= 0 && ~x~0 <= 10 then 1 else 0)); {3530#true} is VALID [2022-04-08 05:57:53,765 INFO L290 TraceCheckUtils]: 7: Hoare triple {3530#true} ~cond := #in~cond; {3530#true} is VALID [2022-04-08 05:57:53,765 INFO L290 TraceCheckUtils]: 8: Hoare triple {3530#true} assume !(0 == ~cond); {3530#true} is VALID [2022-04-08 05:57:53,765 INFO L290 TraceCheckUtils]: 9: Hoare triple {3530#true} assume true; {3530#true} is VALID [2022-04-08 05:57:53,765 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {3530#true} {3530#true} #94#return; {3530#true} is VALID [2022-04-08 05:57:53,765 INFO L290 TraceCheckUtils]: 11: Hoare triple {3530#true} assume -2147483648 <= #t~nondet5 && #t~nondet5 <= 2147483647;~y~0 := #t~nondet5;havoc #t~nondet5; {3530#true} is VALID [2022-04-08 05:57:53,766 INFO L272 TraceCheckUtils]: 12: Hoare triple {3530#true} call assume_abort_if_not((if ~y~0 >= 0 && ~y~0 <= 10 then 1 else 0)); {3530#true} is VALID [2022-04-08 05:57:53,766 INFO L290 TraceCheckUtils]: 13: Hoare triple {3530#true} ~cond := #in~cond; {3574#(= assume_abort_if_not_~cond |assume_abort_if_not_#in~cond|)} is VALID [2022-04-08 05:57:53,766 INFO L290 TraceCheckUtils]: 14: Hoare triple {3574#(= assume_abort_if_not_~cond |assume_abort_if_not_#in~cond|)} assume !(0 == ~cond); {3578#(not (= |assume_abort_if_not_#in~cond| 0))} is VALID [2022-04-08 05:57:53,767 INFO L290 TraceCheckUtils]: 15: Hoare triple {3578#(not (= |assume_abort_if_not_#in~cond| 0))} assume true; {3578#(not (= |assume_abort_if_not_#in~cond| 0))} is VALID [2022-04-08 05:57:53,767 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {3578#(not (= |assume_abort_if_not_#in~cond| 0))} {3530#true} #96#return; {3585#(and (<= 0 main_~y~0) (<= main_~y~0 10))} is VALID [2022-04-08 05:57:53,767 INFO L272 TraceCheckUtils]: 17: Hoare triple {3585#(and (<= 0 main_~y~0) (<= main_~y~0 10))} call assume_abort_if_not((if ~x~0 >= 1 then 1 else 0)); {3530#true} is VALID [2022-04-08 05:57:53,767 INFO L290 TraceCheckUtils]: 18: Hoare triple {3530#true} ~cond := #in~cond; {3530#true} is VALID [2022-04-08 05:57:53,767 INFO L290 TraceCheckUtils]: 19: Hoare triple {3530#true} assume !(0 == ~cond); {3530#true} is VALID [2022-04-08 05:57:53,768 INFO L290 TraceCheckUtils]: 20: Hoare triple {3530#true} assume true; {3530#true} is VALID [2022-04-08 05:57:53,768 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {3530#true} {3585#(and (<= 0 main_~y~0) (<= main_~y~0 10))} #98#return; {3585#(and (<= 0 main_~y~0) (<= main_~y~0 10))} is VALID [2022-04-08 05:57:53,768 INFO L272 TraceCheckUtils]: 22: Hoare triple {3585#(and (<= 0 main_~y~0) (<= main_~y~0 10))} call assume_abort_if_not((if ~y~0 >= 1 then 1 else 0)); {3530#true} is VALID [2022-04-08 05:57:53,768 INFO L290 TraceCheckUtils]: 23: Hoare triple {3530#true} ~cond := #in~cond; {3574#(= assume_abort_if_not_~cond |assume_abort_if_not_#in~cond|)} is VALID [2022-04-08 05:57:53,769 INFO L290 TraceCheckUtils]: 24: Hoare triple {3574#(= assume_abort_if_not_~cond |assume_abort_if_not_#in~cond|)} assume !(0 == ~cond); {3578#(not (= |assume_abort_if_not_#in~cond| 0))} is VALID [2022-04-08 05:57:53,769 INFO L290 TraceCheckUtils]: 25: Hoare triple {3578#(not (= |assume_abort_if_not_#in~cond| 0))} assume true; {3578#(not (= |assume_abort_if_not_#in~cond| 0))} is VALID [2022-04-08 05:57:53,770 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {3578#(not (= |assume_abort_if_not_#in~cond| 0))} {3585#(and (<= 0 main_~y~0) (<= main_~y~0 10))} #100#return; {3616#(and (<= main_~y~0 10) (<= 1 main_~y~0))} is VALID [2022-04-08 05:57:53,770 INFO L290 TraceCheckUtils]: 27: Hoare triple {3616#(and (<= main_~y~0 10) (<= 1 main_~y~0))} ~a~0 := ~x~0;~b~0 := ~y~0;~p~0 := 1;~q~0 := 0;~r~0 := 0;~s~0 := 1; {3620#(and (= main_~r~0 0) (<= main_~y~0 10) (= main_~q~0 0) (<= 1 main_~y~0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 05:57:53,770 INFO L290 TraceCheckUtils]: 28: Hoare triple {3620#(and (= main_~r~0 0) (<= main_~y~0 10) (= main_~q~0 0) (<= 1 main_~y~0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} assume !false; {3620#(and (= main_~r~0 0) (<= main_~y~0 10) (= main_~q~0 0) (<= 1 main_~y~0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 05:57:53,771 INFO L290 TraceCheckUtils]: 29: Hoare triple {3620#(and (= main_~r~0 0) (<= main_~y~0 10) (= main_~q~0 0) (<= 1 main_~y~0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} assume !!(0 != ~b~0);havoc ~c~0;havoc ~k~0;~c~0 := ~a~0;~k~0 := 0; {3627#(and (= main_~r~0 0) (<= main_~y~0 10) (= main_~k~0 0) (= main_~q~0 0) (<= 1 main_~y~0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 05:57:53,771 INFO L290 TraceCheckUtils]: 30: Hoare triple {3627#(and (= main_~r~0 0) (<= main_~y~0 10) (= main_~k~0 0) (= main_~q~0 0) (<= 1 main_~y~0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} assume !false; {3627#(and (= main_~r~0 0) (<= main_~y~0 10) (= main_~k~0 0) (= main_~q~0 0) (<= 1 main_~y~0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 05:57:53,772 INFO L290 TraceCheckUtils]: 31: Hoare triple {3627#(and (= main_~r~0 0) (<= main_~y~0 10) (= main_~k~0 0) (= main_~q~0 0) (<= 1 main_~y~0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} assume !(~c~0 >= ~b~0); {3627#(and (= main_~r~0 0) (<= main_~y~0 10) (= main_~k~0 0) (= main_~q~0 0) (<= 1 main_~y~0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 05:57:53,772 INFO L290 TraceCheckUtils]: 32: Hoare triple {3627#(and (= main_~r~0 0) (<= main_~y~0 10) (= main_~k~0 0) (= main_~q~0 0) (<= 1 main_~y~0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} ~a~0 := ~b~0;~b~0 := ~c~0;havoc ~temp~0;~temp~0 := ~p~0;~p~0 := ~q~0;~q~0 := ~temp~0 - ~q~0 * ~k~0;~temp~0 := ~r~0;~r~0 := ~s~0;~s~0 := ~temp~0 - ~s~0 * ~k~0; {3637#(and (= main_~s~0 0) (<= main_~y~0 10) (= main_~b~0 main_~x~0) (= main_~q~0 1) (<= 1 main_~y~0))} is VALID [2022-04-08 05:57:53,773 INFO L290 TraceCheckUtils]: 33: Hoare triple {3637#(and (= main_~s~0 0) (<= main_~y~0 10) (= main_~b~0 main_~x~0) (= main_~q~0 1) (<= 1 main_~y~0))} assume !false; {3637#(and (= main_~s~0 0) (<= main_~y~0 10) (= main_~b~0 main_~x~0) (= main_~q~0 1) (<= 1 main_~y~0))} is VALID [2022-04-08 05:57:53,773 INFO L290 TraceCheckUtils]: 34: Hoare triple {3637#(and (= main_~s~0 0) (<= main_~y~0 10) (= main_~b~0 main_~x~0) (= main_~q~0 1) (<= 1 main_~y~0))} assume !!(0 != ~b~0);havoc ~c~0;havoc ~k~0;~c~0 := ~a~0;~k~0 := 0; {3637#(and (= main_~s~0 0) (<= main_~y~0 10) (= main_~b~0 main_~x~0) (= main_~q~0 1) (<= 1 main_~y~0))} is VALID [2022-04-08 05:57:53,773 INFO L290 TraceCheckUtils]: 35: Hoare triple {3637#(and (= main_~s~0 0) (<= main_~y~0 10) (= main_~b~0 main_~x~0) (= main_~q~0 1) (<= 1 main_~y~0))} assume !false; {3637#(and (= main_~s~0 0) (<= main_~y~0 10) (= main_~b~0 main_~x~0) (= main_~q~0 1) (<= 1 main_~y~0))} is VALID [2022-04-08 05:57:53,774 INFO L290 TraceCheckUtils]: 36: Hoare triple {3637#(and (= main_~s~0 0) (<= main_~y~0 10) (= main_~b~0 main_~x~0) (= main_~q~0 1) (<= 1 main_~y~0))} assume !!(~c~0 >= ~b~0);havoc ~d~0;havoc ~v~0;~d~0 := 1;~v~0 := ~b~0; {3637#(and (= main_~s~0 0) (<= main_~y~0 10) (= main_~b~0 main_~x~0) (= main_~q~0 1) (<= 1 main_~y~0))} is VALID [2022-04-08 05:57:53,774 INFO L290 TraceCheckUtils]: 37: Hoare triple {3637#(and (= main_~s~0 0) (<= main_~y~0 10) (= main_~b~0 main_~x~0) (= main_~q~0 1) (<= 1 main_~y~0))} assume !false; {3637#(and (= main_~s~0 0) (<= main_~y~0 10) (= main_~b~0 main_~x~0) (= main_~q~0 1) (<= 1 main_~y~0))} is VALID [2022-04-08 05:57:53,774 INFO L272 TraceCheckUtils]: 38: Hoare triple {3637#(and (= main_~s~0 0) (<= main_~y~0 10) (= main_~b~0 main_~x~0) (= main_~q~0 1) (<= 1 main_~y~0))} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {3530#true} is VALID [2022-04-08 05:57:53,774 INFO L290 TraceCheckUtils]: 39: Hoare triple {3530#true} ~cond := #in~cond; {3530#true} is VALID [2022-04-08 05:57:53,774 INFO L290 TraceCheckUtils]: 40: Hoare triple {3530#true} assume !(0 == ~cond); {3530#true} is VALID [2022-04-08 05:57:53,775 INFO L290 TraceCheckUtils]: 41: Hoare triple {3530#true} assume true; {3530#true} is VALID [2022-04-08 05:57:53,775 INFO L284 TraceCheckUtils]: 42: Hoare quadruple {3530#true} {3637#(and (= main_~s~0 0) (<= main_~y~0 10) (= main_~b~0 main_~x~0) (= main_~q~0 1) (<= 1 main_~y~0))} #102#return; {3637#(and (= main_~s~0 0) (<= main_~y~0 10) (= main_~b~0 main_~x~0) (= main_~q~0 1) (<= 1 main_~y~0))} is VALID [2022-04-08 05:57:53,776 INFO L272 TraceCheckUtils]: 43: Hoare triple {3637#(and (= main_~s~0 0) (<= main_~y~0 10) (= main_~b~0 main_~x~0) (= main_~q~0 1) (<= 1 main_~y~0))} call __VERIFIER_assert((if ~b~0 == ~x~0 * ~q~0 + ~y~0 * ~s~0 then 1 else 0)); {3671#(<= 1 |__VERIFIER_assert_#in~cond|)} is VALID [2022-04-08 05:57:53,776 INFO L290 TraceCheckUtils]: 44: Hoare triple {3671#(<= 1 |__VERIFIER_assert_#in~cond|)} ~cond := #in~cond; {3675#(<= 1 __VERIFIER_assert_~cond)} is VALID [2022-04-08 05:57:53,777 INFO L290 TraceCheckUtils]: 45: Hoare triple {3675#(<= 1 __VERIFIER_assert_~cond)} assume 0 == ~cond; {3531#false} is VALID [2022-04-08 05:57:53,777 INFO L290 TraceCheckUtils]: 46: Hoare triple {3531#false} assume !false; {3531#false} is VALID [2022-04-08 05:57:53,777 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 11 proven. 7 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-04-08 05:57:53,777 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-08 05:59:17,896 INFO L290 TraceCheckUtils]: 46: Hoare triple {3531#false} assume !false; {3531#false} is VALID [2022-04-08 05:59:17,897 INFO L290 TraceCheckUtils]: 45: Hoare triple {3675#(<= 1 __VERIFIER_assert_~cond)} assume 0 == ~cond; {3531#false} is VALID [2022-04-08 05:59:17,897 INFO L290 TraceCheckUtils]: 44: Hoare triple {3671#(<= 1 |__VERIFIER_assert_#in~cond|)} ~cond := #in~cond; {3675#(<= 1 __VERIFIER_assert_~cond)} is VALID [2022-04-08 05:59:17,898 INFO L272 TraceCheckUtils]: 43: Hoare triple {3691#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} call __VERIFIER_assert((if ~b~0 == ~x~0 * ~q~0 + ~y~0 * ~s~0 then 1 else 0)); {3671#(<= 1 |__VERIFIER_assert_#in~cond|)} is VALID [2022-04-08 05:59:17,899 INFO L284 TraceCheckUtils]: 42: Hoare quadruple {3530#true} {3691#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} #102#return; {3691#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} is VALID [2022-04-08 05:59:17,899 INFO L290 TraceCheckUtils]: 41: Hoare triple {3530#true} assume true; {3530#true} is VALID [2022-04-08 05:59:17,899 INFO L290 TraceCheckUtils]: 40: Hoare triple {3530#true} assume !(0 == ~cond); {3530#true} is VALID [2022-04-08 05:59:17,899 INFO L290 TraceCheckUtils]: 39: Hoare triple {3530#true} ~cond := #in~cond; {3530#true} is VALID [2022-04-08 05:59:17,899 INFO L272 TraceCheckUtils]: 38: Hoare triple {3691#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {3530#true} is VALID [2022-04-08 05:59:17,900 INFO L290 TraceCheckUtils]: 37: Hoare triple {3691#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} assume !false; {3691#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} is VALID [2022-04-08 05:59:17,900 INFO L290 TraceCheckUtils]: 36: Hoare triple {3691#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} assume !!(~c~0 >= ~b~0);havoc ~d~0;havoc ~v~0;~d~0 := 1;~v~0 := ~b~0; {3691#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} is VALID [2022-04-08 05:59:17,900 INFO L290 TraceCheckUtils]: 35: Hoare triple {3691#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} assume !false; {3691#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} is VALID [2022-04-08 05:59:17,901 INFO L290 TraceCheckUtils]: 34: Hoare triple {3691#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} assume !!(0 != ~b~0);havoc ~c~0;havoc ~k~0;~c~0 := ~a~0;~k~0 := 0; {3691#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} is VALID [2022-04-08 05:59:17,901 INFO L290 TraceCheckUtils]: 33: Hoare triple {3691#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} assume !false; {3691#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} is VALID [2022-04-08 05:59:17,996 INFO L290 TraceCheckUtils]: 32: Hoare triple {3725#(forall ((main_~s~0 Int)) (= (+ (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0) (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~x~0)) main_~c~0))} ~a~0 := ~b~0;~b~0 := ~c~0;havoc ~temp~0;~temp~0 := ~p~0;~p~0 := ~q~0;~q~0 := ~temp~0 - ~q~0 * ~k~0;~temp~0 := ~r~0;~r~0 := ~s~0;~s~0 := ~temp~0 - ~s~0 * ~k~0; {3691#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} is VALID [2022-04-08 05:59:17,997 INFO L290 TraceCheckUtils]: 31: Hoare triple {3725#(forall ((main_~s~0 Int)) (= (+ (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0) (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~x~0)) main_~c~0))} assume !(~c~0 >= ~b~0); {3725#(forall ((main_~s~0 Int)) (= (+ (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0) (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~x~0)) main_~c~0))} is VALID [2022-04-08 05:59:17,997 INFO L290 TraceCheckUtils]: 30: Hoare triple {3725#(forall ((main_~s~0 Int)) (= (+ (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0) (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~x~0)) main_~c~0))} assume !false; {3725#(forall ((main_~s~0 Int)) (= (+ (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0) (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~x~0)) main_~c~0))} is VALID [2022-04-08 05:59:17,998 INFO L290 TraceCheckUtils]: 29: Hoare triple {3735#(= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))} assume !!(0 != ~b~0);havoc ~c~0;havoc ~k~0;~c~0 := ~a~0;~k~0 := 0; {3725#(forall ((main_~s~0 Int)) (= (+ (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0) (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~x~0)) main_~c~0))} is VALID [2022-04-08 05:59:17,998 INFO L290 TraceCheckUtils]: 28: Hoare triple {3735#(= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))} assume !false; {3735#(= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))} is VALID [2022-04-08 05:59:17,998 INFO L290 TraceCheckUtils]: 27: Hoare triple {3530#true} ~a~0 := ~x~0;~b~0 := ~y~0;~p~0 := 1;~q~0 := 0;~r~0 := 0;~s~0 := 1; {3735#(= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))} is VALID [2022-04-08 05:59:17,999 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {3530#true} {3530#true} #100#return; {3530#true} is VALID [2022-04-08 05:59:17,999 INFO L290 TraceCheckUtils]: 25: Hoare triple {3530#true} assume true; {3530#true} is VALID [2022-04-08 05:59:17,999 INFO L290 TraceCheckUtils]: 24: Hoare triple {3530#true} assume !(0 == ~cond); {3530#true} is VALID [2022-04-08 05:59:17,999 INFO L290 TraceCheckUtils]: 23: Hoare triple {3530#true} ~cond := #in~cond; {3530#true} is VALID [2022-04-08 05:59:17,999 INFO L272 TraceCheckUtils]: 22: Hoare triple {3530#true} call assume_abort_if_not((if ~y~0 >= 1 then 1 else 0)); {3530#true} is VALID [2022-04-08 05:59:17,999 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {3530#true} {3530#true} #98#return; {3530#true} is VALID [2022-04-08 05:59:17,999 INFO L290 TraceCheckUtils]: 20: Hoare triple {3530#true} assume true; {3530#true} is VALID [2022-04-08 05:59:17,999 INFO L290 TraceCheckUtils]: 19: Hoare triple {3530#true} assume !(0 == ~cond); {3530#true} is VALID [2022-04-08 05:59:17,999 INFO L290 TraceCheckUtils]: 18: Hoare triple {3530#true} ~cond := #in~cond; {3530#true} is VALID [2022-04-08 05:59:17,999 INFO L272 TraceCheckUtils]: 17: Hoare triple {3530#true} call assume_abort_if_not((if ~x~0 >= 1 then 1 else 0)); {3530#true} is VALID [2022-04-08 05:59:17,999 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {3530#true} {3530#true} #96#return; {3530#true} is VALID [2022-04-08 05:59:18,000 INFO L290 TraceCheckUtils]: 15: Hoare triple {3530#true} assume true; {3530#true} is VALID [2022-04-08 05:59:18,000 INFO L290 TraceCheckUtils]: 14: Hoare triple {3530#true} assume !(0 == ~cond); {3530#true} is VALID [2022-04-08 05:59:18,000 INFO L290 TraceCheckUtils]: 13: Hoare triple {3530#true} ~cond := #in~cond; {3530#true} is VALID [2022-04-08 05:59:18,000 INFO L272 TraceCheckUtils]: 12: Hoare triple {3530#true} call assume_abort_if_not((if ~y~0 >= 0 && ~y~0 <= 10 then 1 else 0)); {3530#true} is VALID [2022-04-08 05:59:18,000 INFO L290 TraceCheckUtils]: 11: Hoare triple {3530#true} assume -2147483648 <= #t~nondet5 && #t~nondet5 <= 2147483647;~y~0 := #t~nondet5;havoc #t~nondet5; {3530#true} is VALID [2022-04-08 05:59:18,000 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {3530#true} {3530#true} #94#return; {3530#true} is VALID [2022-04-08 05:59:18,000 INFO L290 TraceCheckUtils]: 9: Hoare triple {3530#true} assume true; {3530#true} is VALID [2022-04-08 05:59:18,000 INFO L290 TraceCheckUtils]: 8: Hoare triple {3530#true} assume !(0 == ~cond); {3530#true} is VALID [2022-04-08 05:59:18,000 INFO L290 TraceCheckUtils]: 7: Hoare triple {3530#true} ~cond := #in~cond; {3530#true} is VALID [2022-04-08 05:59:18,000 INFO L272 TraceCheckUtils]: 6: Hoare triple {3530#true} call assume_abort_if_not((if ~x~0 >= 0 && ~x~0 <= 10 then 1 else 0)); {3530#true} is VALID [2022-04-08 05:59:18,000 INFO L290 TraceCheckUtils]: 5: Hoare triple {3530#true} havoc ~x~0;havoc ~y~0;havoc ~a~0;havoc ~b~0;havoc ~p~0;havoc ~q~0;havoc ~r~0;havoc ~s~0;assume -2147483648 <= #t~nondet4 && #t~nondet4 <= 2147483647;~x~0 := #t~nondet4;havoc #t~nondet4; {3530#true} is VALID [2022-04-08 05:59:18,000 INFO L272 TraceCheckUtils]: 4: Hoare triple {3530#true} call #t~ret6 := main(); {3530#true} is VALID [2022-04-08 05:59:18,001 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {3530#true} {3530#true} #112#return; {3530#true} is VALID [2022-04-08 05:59:18,001 INFO L290 TraceCheckUtils]: 2: Hoare triple {3530#true} assume true; {3530#true} is VALID [2022-04-08 05:59:18,001 INFO L290 TraceCheckUtils]: 1: Hoare triple {3530#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(11, 2);call #Ultimate.allocInit(12, 3); {3530#true} is VALID [2022-04-08 05:59:18,001 INFO L272 TraceCheckUtils]: 0: Hoare triple {3530#true} call ULTIMATE.init(); {3530#true} is VALID [2022-04-08 05:59:18,001 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-04-08 05:59:18,001 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-08 05:59:18,001 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2050776627] [2022-04-08 05:59:18,001 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-04-08 05:59:18,001 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [193821856] [2022-04-08 05:59:18,002 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [193821856] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-08 05:59:18,002 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-04-08 05:59:18,002 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 7] total 14 [2022-04-08 05:59:18,002 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-08 05:59:18,002 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [1262129203] [2022-04-08 05:59:18,002 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [1262129203] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 05:59:18,002 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 05:59:18,002 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-04-08 05:59:18,002 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [942231817] [2022-04-08 05:59:18,002 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-08 05:59:18,003 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 2.7) internal successors, (27), 8 states have internal predecessors, (27), 3 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (6), 4 states have call predecessors, (6), 3 states have call successors, (6) Word has length 47 [2022-04-08 05:59:18,003 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-08 05:59:18,003 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 11 states, 10 states have (on average 2.7) internal successors, (27), 8 states have internal predecessors, (27), 3 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (6), 4 states have call predecessors, (6), 3 states have call successors, (6) [2022-04-08 05:59:18,031 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 41 edges. 41 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 05:59:18,031 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-04-08 05:59:18,032 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-08 05:59:18,032 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-04-08 05:59:18,032 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=147, Unknown=0, NotChecked=0, Total=182 [2022-04-08 05:59:18,032 INFO L87 Difference]: Start difference. First operand 123 states and 172 transitions. Second operand has 11 states, 10 states have (on average 2.7) internal successors, (27), 8 states have internal predecessors, (27), 3 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (6), 4 states have call predecessors, (6), 3 states have call successors, (6) [2022-04-08 05:59:18,933 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 05:59:18,933 INFO L93 Difference]: Finished difference Result 137 states and 184 transitions. [2022-04-08 05:59:18,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-04-08 05:59:18,933 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 2.7) internal successors, (27), 8 states have internal predecessors, (27), 3 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (6), 4 states have call predecessors, (6), 3 states have call successors, (6) Word has length 47 [2022-04-08 05:59:18,935 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-08 05:59:18,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11 states, 10 states have (on average 2.7) internal successors, (27), 8 states have internal predecessors, (27), 3 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (6), 4 states have call predecessors, (6), 3 states have call successors, (6) [2022-04-08 05:59:18,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 101 transitions. [2022-04-08 05:59:18,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11 states, 10 states have (on average 2.7) internal successors, (27), 8 states have internal predecessors, (27), 3 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (6), 4 states have call predecessors, (6), 3 states have call successors, (6) [2022-04-08 05:59:18,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 101 transitions. [2022-04-08 05:59:18,939 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 11 states and 101 transitions. [2022-04-08 05:59:19,026 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 101 edges. 101 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 05:59:19,029 INFO L225 Difference]: With dead ends: 137 [2022-04-08 05:59:19,029 INFO L226 Difference]: Without dead ends: 135 [2022-04-08 05:59:19,030 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 96 GetRequests, 80 SyntacticMatches, 1 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 38 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=51, Invalid=221, Unknown=0, NotChecked=0, Total=272 [2022-04-08 05:59:19,031 INFO L913 BasicCegarLoop]: 47 mSDtfsCounter, 58 mSDsluCounter, 184 mSDsCounter, 0 mSdLazyCounter, 253 mSolverCounterSat, 27 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 70 SdHoareTripleChecker+Valid, 231 SdHoareTripleChecker+Invalid, 280 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 27 IncrementalHoareTripleChecker+Valid, 253 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-04-08 05:59:19,031 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [70 Valid, 231 Invalid, 280 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [27 Valid, 253 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-04-08 05:59:19,032 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 135 states. [2022-04-08 05:59:19,247 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 135 to 131. [2022-04-08 05:59:19,248 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-08 05:59:19,248 INFO L82 GeneralOperation]: Start isEquivalent. First operand 135 states. Second operand has 131 states, 82 states have (on average 1.2439024390243902) internal successors, (102), 83 states have internal predecessors, (102), 39 states have call successors, (39), 10 states have call predecessors, (39), 9 states have return successors, (37), 37 states have call predecessors, (37), 37 states have call successors, (37) [2022-04-08 05:59:19,252 INFO L74 IsIncluded]: Start isIncluded. First operand 135 states. Second operand has 131 states, 82 states have (on average 1.2439024390243902) internal successors, (102), 83 states have internal predecessors, (102), 39 states have call successors, (39), 10 states have call predecessors, (39), 9 states have return successors, (37), 37 states have call predecessors, (37), 37 states have call successors, (37) [2022-04-08 05:59:19,252 INFO L87 Difference]: Start difference. First operand 135 states. Second operand has 131 states, 82 states have (on average 1.2439024390243902) internal successors, (102), 83 states have internal predecessors, (102), 39 states have call successors, (39), 10 states have call predecessors, (39), 9 states have return successors, (37), 37 states have call predecessors, (37), 37 states have call successors, (37) [2022-04-08 05:59:19,256 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 05:59:19,256 INFO L93 Difference]: Finished difference Result 135 states and 182 transitions. [2022-04-08 05:59:19,256 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 182 transitions. [2022-04-08 05:59:19,256 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 05:59:19,256 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 05:59:19,257 INFO L74 IsIncluded]: Start isIncluded. First operand has 131 states, 82 states have (on average 1.2439024390243902) internal successors, (102), 83 states have internal predecessors, (102), 39 states have call successors, (39), 10 states have call predecessors, (39), 9 states have return successors, (37), 37 states have call predecessors, (37), 37 states have call successors, (37) Second operand 135 states. [2022-04-08 05:59:19,257 INFO L87 Difference]: Start difference. First operand has 131 states, 82 states have (on average 1.2439024390243902) internal successors, (102), 83 states have internal predecessors, (102), 39 states have call successors, (39), 10 states have call predecessors, (39), 9 states have return successors, (37), 37 states have call predecessors, (37), 37 states have call successors, (37) Second operand 135 states. [2022-04-08 05:59:19,260 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 05:59:19,260 INFO L93 Difference]: Finished difference Result 135 states and 182 transitions. [2022-04-08 05:59:19,260 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 182 transitions. [2022-04-08 05:59:19,261 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 05:59:19,261 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 05:59:19,261 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-08 05:59:19,261 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-08 05:59:19,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 131 states, 82 states have (on average 1.2439024390243902) internal successors, (102), 83 states have internal predecessors, (102), 39 states have call successors, (39), 10 states have call predecessors, (39), 9 states have return successors, (37), 37 states have call predecessors, (37), 37 states have call successors, (37) [2022-04-08 05:59:19,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 131 states and 178 transitions. [2022-04-08 05:59:19,269 INFO L78 Accepts]: Start accepts. Automaton has 131 states and 178 transitions. Word has length 47 [2022-04-08 05:59:19,269 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-08 05:59:19,269 INFO L478 AbstractCegarLoop]: Abstraction has 131 states and 178 transitions. [2022-04-08 05:59:19,269 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 2.7) internal successors, (27), 8 states have internal predecessors, (27), 3 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (6), 4 states have call predecessors, (6), 3 states have call successors, (6) [2022-04-08 05:59:19,269 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 131 states and 178 transitions. [2022-04-08 05:59:19,417 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 178 edges. 178 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 05:59:19,417 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 178 transitions. [2022-04-08 05:59:19,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-04-08 05:59:19,417 INFO L491 BasicCegarLoop]: Found error trace [2022-04-08 05:59:19,417 INFO L499 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-08 05:59:19,434 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-04-08 05:59:19,634 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-08 05:59:19,634 INFO L403 AbstractCegarLoop]: === Iteration 7 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-08 05:59:19,655 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-08 05:59:19,655 INFO L85 PathProgramCache]: Analyzing trace with hash 1836145722, now seen corresponding path program 3 times [2022-04-08 05:59:19,655 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-08 05:59:19,656 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [132098041] [2022-04-08 05:59:19,656 INFO L202 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-04-08 05:59:19,656 INFO L85 PathProgramCache]: Analyzing trace with hash 1836145722, now seen corresponding path program 4 times [2022-04-08 05:59:19,656 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-08 05:59:19,656 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1782848290] [2022-04-08 05:59:19,656 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-08 05:59:19,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-08 05:59:19,671 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-04-08 05:59:19,672 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1379685557] [2022-04-08 05:59:19,672 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-04-08 05:59:19,672 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-08 05:59:19,672 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-08 05:59:19,675 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) [2022-04-08 05:59:19,680 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-04-08 05:59:19,723 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-04-08 05:59:19,724 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-08 05:59:19,724 INFO L263 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 5 conjunts are in the unsatisfiable core [2022-04-08 05:59:19,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 05:59:19,735 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-08 05:59:19,828 INFO L272 TraceCheckUtils]: 0: Hoare triple {4637#true} call ULTIMATE.init(); {4637#true} is VALID [2022-04-08 05:59:19,828 INFO L290 TraceCheckUtils]: 1: Hoare triple {4637#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(11, 2);call #Ultimate.allocInit(12, 3); {4637#true} is VALID [2022-04-08 05:59:19,828 INFO L290 TraceCheckUtils]: 2: Hoare triple {4637#true} assume true; {4637#true} is VALID [2022-04-08 05:59:19,828 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {4637#true} {4637#true} #112#return; {4637#true} is VALID [2022-04-08 05:59:19,828 INFO L272 TraceCheckUtils]: 4: Hoare triple {4637#true} call #t~ret6 := main(); {4637#true} is VALID [2022-04-08 05:59:19,828 INFO L290 TraceCheckUtils]: 5: Hoare triple {4637#true} havoc ~x~0;havoc ~y~0;havoc ~a~0;havoc ~b~0;havoc ~p~0;havoc ~q~0;havoc ~r~0;havoc ~s~0;assume -2147483648 <= #t~nondet4 && #t~nondet4 <= 2147483647;~x~0 := #t~nondet4;havoc #t~nondet4; {4637#true} is VALID [2022-04-08 05:59:19,828 INFO L272 TraceCheckUtils]: 6: Hoare triple {4637#true} call assume_abort_if_not((if ~x~0 >= 0 && ~x~0 <= 10 then 1 else 0)); {4637#true} is VALID [2022-04-08 05:59:19,828 INFO L290 TraceCheckUtils]: 7: Hoare triple {4637#true} ~cond := #in~cond; {4637#true} is VALID [2022-04-08 05:59:19,829 INFO L290 TraceCheckUtils]: 8: Hoare triple {4637#true} assume !(0 == ~cond); {4637#true} is VALID [2022-04-08 05:59:19,829 INFO L290 TraceCheckUtils]: 9: Hoare triple {4637#true} assume true; {4637#true} is VALID [2022-04-08 05:59:19,829 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {4637#true} {4637#true} #94#return; {4637#true} is VALID [2022-04-08 05:59:19,829 INFO L290 TraceCheckUtils]: 11: Hoare triple {4637#true} assume -2147483648 <= #t~nondet5 && #t~nondet5 <= 2147483647;~y~0 := #t~nondet5;havoc #t~nondet5; {4637#true} is VALID [2022-04-08 05:59:19,829 INFO L272 TraceCheckUtils]: 12: Hoare triple {4637#true} call assume_abort_if_not((if ~y~0 >= 0 && ~y~0 <= 10 then 1 else 0)); {4637#true} is VALID [2022-04-08 05:59:19,829 INFO L290 TraceCheckUtils]: 13: Hoare triple {4637#true} ~cond := #in~cond; {4637#true} is VALID [2022-04-08 05:59:19,829 INFO L290 TraceCheckUtils]: 14: Hoare triple {4637#true} assume !(0 == ~cond); {4637#true} is VALID [2022-04-08 05:59:19,829 INFO L290 TraceCheckUtils]: 15: Hoare triple {4637#true} assume true; {4637#true} is VALID [2022-04-08 05:59:19,829 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {4637#true} {4637#true} #96#return; {4637#true} is VALID [2022-04-08 05:59:19,829 INFO L272 TraceCheckUtils]: 17: Hoare triple {4637#true} call assume_abort_if_not((if ~x~0 >= 1 then 1 else 0)); {4637#true} is VALID [2022-04-08 05:59:19,829 INFO L290 TraceCheckUtils]: 18: Hoare triple {4637#true} ~cond := #in~cond; {4637#true} is VALID [2022-04-08 05:59:19,829 INFO L290 TraceCheckUtils]: 19: Hoare triple {4637#true} assume !(0 == ~cond); {4637#true} is VALID [2022-04-08 05:59:19,830 INFO L290 TraceCheckUtils]: 20: Hoare triple {4637#true} assume true; {4637#true} is VALID [2022-04-08 05:59:19,830 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {4637#true} {4637#true} #98#return; {4637#true} is VALID [2022-04-08 05:59:19,830 INFO L272 TraceCheckUtils]: 22: Hoare triple {4637#true} call assume_abort_if_not((if ~y~0 >= 1 then 1 else 0)); {4637#true} is VALID [2022-04-08 05:59:19,830 INFO L290 TraceCheckUtils]: 23: Hoare triple {4637#true} ~cond := #in~cond; {4637#true} is VALID [2022-04-08 05:59:19,830 INFO L290 TraceCheckUtils]: 24: Hoare triple {4637#true} assume !(0 == ~cond); {4637#true} is VALID [2022-04-08 05:59:19,830 INFO L290 TraceCheckUtils]: 25: Hoare triple {4637#true} assume true; {4637#true} is VALID [2022-04-08 05:59:19,830 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {4637#true} {4637#true} #100#return; {4637#true} is VALID [2022-04-08 05:59:19,830 INFO L290 TraceCheckUtils]: 27: Hoare triple {4637#true} ~a~0 := ~x~0;~b~0 := ~y~0;~p~0 := 1;~q~0 := 0;~r~0 := 0;~s~0 := 1; {4637#true} is VALID [2022-04-08 05:59:19,830 INFO L290 TraceCheckUtils]: 28: Hoare triple {4637#true} assume !false; {4637#true} is VALID [2022-04-08 05:59:19,831 INFO L290 TraceCheckUtils]: 29: Hoare triple {4637#true} assume !!(0 != ~b~0);havoc ~c~0;havoc ~k~0;~c~0 := ~a~0;~k~0 := 0; {4637#true} is VALID [2022-04-08 05:59:19,831 INFO L290 TraceCheckUtils]: 30: Hoare triple {4637#true} assume !false; {4637#true} is VALID [2022-04-08 05:59:19,831 INFO L290 TraceCheckUtils]: 31: Hoare triple {4637#true} assume !(~c~0 >= ~b~0); {4735#(not (<= main_~b~0 main_~c~0))} is VALID [2022-04-08 05:59:19,831 INFO L290 TraceCheckUtils]: 32: Hoare triple {4735#(not (<= main_~b~0 main_~c~0))} ~a~0 := ~b~0;~b~0 := ~c~0;havoc ~temp~0;~temp~0 := ~p~0;~p~0 := ~q~0;~q~0 := ~temp~0 - ~q~0 * ~k~0;~temp~0 := ~r~0;~r~0 := ~s~0;~s~0 := ~temp~0 - ~s~0 * ~k~0; {4739#(< main_~b~0 main_~a~0)} is VALID [2022-04-08 05:59:19,832 INFO L290 TraceCheckUtils]: 33: Hoare triple {4739#(< main_~b~0 main_~a~0)} assume !false; {4739#(< main_~b~0 main_~a~0)} is VALID [2022-04-08 05:59:19,832 INFO L290 TraceCheckUtils]: 34: Hoare triple {4739#(< main_~b~0 main_~a~0)} assume !!(0 != ~b~0);havoc ~c~0;havoc ~k~0;~c~0 := ~a~0;~k~0 := 0; {4746#(< main_~b~0 main_~c~0)} is VALID [2022-04-08 05:59:19,832 INFO L290 TraceCheckUtils]: 35: Hoare triple {4746#(< main_~b~0 main_~c~0)} assume !false; {4746#(< main_~b~0 main_~c~0)} is VALID [2022-04-08 05:59:19,833 INFO L290 TraceCheckUtils]: 36: Hoare triple {4746#(< main_~b~0 main_~c~0)} assume !(~c~0 >= ~b~0); {4638#false} is VALID [2022-04-08 05:59:19,833 INFO L290 TraceCheckUtils]: 37: Hoare triple {4638#false} ~a~0 := ~b~0;~b~0 := ~c~0;havoc ~temp~0;~temp~0 := ~p~0;~p~0 := ~q~0;~q~0 := ~temp~0 - ~q~0 * ~k~0;~temp~0 := ~r~0;~r~0 := ~s~0;~s~0 := ~temp~0 - ~s~0 * ~k~0; {4638#false} is VALID [2022-04-08 05:59:19,833 INFO L290 TraceCheckUtils]: 38: Hoare triple {4638#false} assume !false; {4638#false} is VALID [2022-04-08 05:59:19,833 INFO L290 TraceCheckUtils]: 39: Hoare triple {4638#false} assume !!(0 != ~b~0);havoc ~c~0;havoc ~k~0;~c~0 := ~a~0;~k~0 := 0; {4638#false} is VALID [2022-04-08 05:59:19,833 INFO L290 TraceCheckUtils]: 40: Hoare triple {4638#false} assume !false; {4638#false} is VALID [2022-04-08 05:59:19,833 INFO L290 TraceCheckUtils]: 41: Hoare triple {4638#false} assume !!(~c~0 >= ~b~0);havoc ~d~0;havoc ~v~0;~d~0 := 1;~v~0 := ~b~0; {4638#false} is VALID [2022-04-08 05:59:19,833 INFO L290 TraceCheckUtils]: 42: Hoare triple {4638#false} assume !false; {4638#false} is VALID [2022-04-08 05:59:19,833 INFO L272 TraceCheckUtils]: 43: Hoare triple {4638#false} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {4638#false} is VALID [2022-04-08 05:59:19,833 INFO L290 TraceCheckUtils]: 44: Hoare triple {4638#false} ~cond := #in~cond; {4638#false} is VALID [2022-04-08 05:59:19,833 INFO L290 TraceCheckUtils]: 45: Hoare triple {4638#false} assume 0 == ~cond; {4638#false} is VALID [2022-04-08 05:59:19,833 INFO L290 TraceCheckUtils]: 46: Hoare triple {4638#false} assume !false; {4638#false} is VALID [2022-04-08 05:59:19,834 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-04-08 05:59:19,834 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-04-08 05:59:19,834 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-08 05:59:19,834 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1782848290] [2022-04-08 05:59:19,834 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-04-08 05:59:19,834 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1379685557] [2022-04-08 05:59:19,834 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1379685557] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 05:59:19,834 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 05:59:19,834 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-04-08 05:59:19,834 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-08 05:59:19,834 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [132098041] [2022-04-08 05:59:19,835 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [132098041] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 05:59:19,835 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 05:59:19,835 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-04-08 05:59:19,835 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1060850595] [2022-04-08 05:59:19,835 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-08 05:59:19,836 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 5 states have internal predecessors, (26), 2 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) Word has length 47 [2022-04-08 05:59:19,836 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-08 05:59:19,836 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 5 states, 5 states have (on average 5.2) internal successors, (26), 5 states have internal predecessors, (26), 2 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2022-04-08 05:59:19,854 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 38 edges. 38 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 05:59:19,854 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-04-08 05:59:19,854 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-08 05:59:19,854 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-04-08 05:59:19,854 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-04-08 05:59:19,855 INFO L87 Difference]: Start difference. First operand 131 states and 178 transitions. Second operand has 5 states, 5 states have (on average 5.2) internal successors, (26), 5 states have internal predecessors, (26), 2 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2022-04-08 05:59:20,294 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 05:59:20,294 INFO L93 Difference]: Finished difference Result 170 states and 230 transitions. [2022-04-08 05:59:20,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-04-08 05:59:20,295 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 5 states have internal predecessors, (26), 2 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) Word has length 47 [2022-04-08 05:59:20,295 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-08 05:59:20,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 5.2) internal successors, (26), 5 states have internal predecessors, (26), 2 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2022-04-08 05:59:20,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 102 transitions. [2022-04-08 05:59:20,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 5.2) internal successors, (26), 5 states have internal predecessors, (26), 2 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2022-04-08 05:59:20,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 102 transitions. [2022-04-08 05:59:20,299 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 6 states and 102 transitions. [2022-04-08 05:59:20,368 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 102 edges. 102 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 05:59:20,369 INFO L225 Difference]: With dead ends: 170 [2022-04-08 05:59:20,370 INFO L226 Difference]: Without dead ends: 114 [2022-04-08 05:59:20,371 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2022-04-08 05:59:20,372 INFO L913 BasicCegarLoop]: 57 mSDtfsCounter, 18 mSDsluCounter, 98 mSDsCounter, 0 mSdLazyCounter, 82 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 22 SdHoareTripleChecker+Valid, 155 SdHoareTripleChecker+Invalid, 91 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 82 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-04-08 05:59:20,372 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [22 Valid, 155 Invalid, 91 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 82 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-04-08 05:59:20,373 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114 states. [2022-04-08 05:59:20,576 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114 to 106. [2022-04-08 05:59:20,576 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-08 05:59:20,576 INFO L82 GeneralOperation]: Start isEquivalent. First operand 114 states. Second operand has 106 states, 65 states have (on average 1.1846153846153846) internal successors, (77), 66 states have internal predecessors, (77), 31 states have call successors, (31), 10 states have call predecessors, (31), 9 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2022-04-08 05:59:20,576 INFO L74 IsIncluded]: Start isIncluded. First operand 114 states. Second operand has 106 states, 65 states have (on average 1.1846153846153846) internal successors, (77), 66 states have internal predecessors, (77), 31 states have call successors, (31), 10 states have call predecessors, (31), 9 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2022-04-08 05:59:20,577 INFO L87 Difference]: Start difference. First operand 114 states. Second operand has 106 states, 65 states have (on average 1.1846153846153846) internal successors, (77), 66 states have internal predecessors, (77), 31 states have call successors, (31), 10 states have call predecessors, (31), 9 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2022-04-08 05:59:20,579 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 05:59:20,579 INFO L93 Difference]: Finished difference Result 114 states and 146 transitions. [2022-04-08 05:59:20,579 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 146 transitions. [2022-04-08 05:59:20,581 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 05:59:20,581 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 05:59:20,582 INFO L74 IsIncluded]: Start isIncluded. First operand has 106 states, 65 states have (on average 1.1846153846153846) internal successors, (77), 66 states have internal predecessors, (77), 31 states have call successors, (31), 10 states have call predecessors, (31), 9 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) Second operand 114 states. [2022-04-08 05:59:20,582 INFO L87 Difference]: Start difference. First operand has 106 states, 65 states have (on average 1.1846153846153846) internal successors, (77), 66 states have internal predecessors, (77), 31 states have call successors, (31), 10 states have call predecessors, (31), 9 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) Second operand 114 states. [2022-04-08 05:59:20,586 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 05:59:20,586 INFO L93 Difference]: Finished difference Result 114 states and 146 transitions. [2022-04-08 05:59:20,586 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 146 transitions. [2022-04-08 05:59:20,586 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 05:59:20,587 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 05:59:20,587 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-08 05:59:20,587 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-08 05:59:20,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 106 states, 65 states have (on average 1.1846153846153846) internal successors, (77), 66 states have internal predecessors, (77), 31 states have call successors, (31), 10 states have call predecessors, (31), 9 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2022-04-08 05:59:20,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 137 transitions. [2022-04-08 05:59:20,589 INFO L78 Accepts]: Start accepts. Automaton has 106 states and 137 transitions. Word has length 47 [2022-04-08 05:59:20,590 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-08 05:59:20,590 INFO L478 AbstractCegarLoop]: Abstraction has 106 states and 137 transitions. [2022-04-08 05:59:20,590 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 5 states have internal predecessors, (26), 2 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2022-04-08 05:59:20,590 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 106 states and 137 transitions. [2022-04-08 05:59:20,753 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 137 edges. 137 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 05:59:20,753 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 137 transitions. [2022-04-08 05:59:20,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-04-08 05:59:20,754 INFO L491 BasicCegarLoop]: Found error trace [2022-04-08 05:59:20,754 INFO L499 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-08 05:59:20,775 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2022-04-08 05:59:20,954 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-08 05:59:20,954 INFO L403 AbstractCegarLoop]: === Iteration 8 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-08 05:59:20,955 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-08 05:59:20,955 INFO L85 PathProgramCache]: Analyzing trace with hash -1952108775, now seen corresponding path program 1 times [2022-04-08 05:59:20,955 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-08 05:59:20,955 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [1599996329] [2022-04-08 05:59:20,955 INFO L202 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-04-08 05:59:20,955 INFO L85 PathProgramCache]: Analyzing trace with hash -1952108775, now seen corresponding path program 2 times [2022-04-08 05:59:20,955 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-08 05:59:20,955 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1805563842] [2022-04-08 05:59:20,956 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-08 05:59:20,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-08 05:59:20,981 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-04-08 05:59:20,981 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [66925047] [2022-04-08 05:59:20,981 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-04-08 05:59:20,982 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-08 05:59:20,982 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-08 05:59:20,997 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) [2022-04-08 05:59:21,007 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2022-04-08 05:59:21,041 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-04-08 05:59:21,041 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-08 05:59:21,042 INFO L263 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 7 conjunts are in the unsatisfiable core [2022-04-08 05:59:21,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 05:59:21,048 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-08 05:59:21,156 INFO L272 TraceCheckUtils]: 0: Hoare triple {5567#true} call ULTIMATE.init(); {5567#true} is VALID [2022-04-08 05:59:21,156 INFO L290 TraceCheckUtils]: 1: Hoare triple {5567#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(11, 2);call #Ultimate.allocInit(12, 3); {5567#true} is VALID [2022-04-08 05:59:21,156 INFO L290 TraceCheckUtils]: 2: Hoare triple {5567#true} assume true; {5567#true} is VALID [2022-04-08 05:59:21,156 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {5567#true} {5567#true} #112#return; {5567#true} is VALID [2022-04-08 05:59:21,156 INFO L272 TraceCheckUtils]: 4: Hoare triple {5567#true} call #t~ret6 := main(); {5567#true} is VALID [2022-04-08 05:59:21,156 INFO L290 TraceCheckUtils]: 5: Hoare triple {5567#true} havoc ~x~0;havoc ~y~0;havoc ~a~0;havoc ~b~0;havoc ~p~0;havoc ~q~0;havoc ~r~0;havoc ~s~0;assume -2147483648 <= #t~nondet4 && #t~nondet4 <= 2147483647;~x~0 := #t~nondet4;havoc #t~nondet4; {5567#true} is VALID [2022-04-08 05:59:21,156 INFO L272 TraceCheckUtils]: 6: Hoare triple {5567#true} call assume_abort_if_not((if ~x~0 >= 0 && ~x~0 <= 10 then 1 else 0)); {5567#true} is VALID [2022-04-08 05:59:21,157 INFO L290 TraceCheckUtils]: 7: Hoare triple {5567#true} ~cond := #in~cond; {5567#true} is VALID [2022-04-08 05:59:21,157 INFO L290 TraceCheckUtils]: 8: Hoare triple {5567#true} assume !(0 == ~cond); {5567#true} is VALID [2022-04-08 05:59:21,157 INFO L290 TraceCheckUtils]: 9: Hoare triple {5567#true} assume true; {5567#true} is VALID [2022-04-08 05:59:21,157 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {5567#true} {5567#true} #94#return; {5567#true} is VALID [2022-04-08 05:59:21,157 INFO L290 TraceCheckUtils]: 11: Hoare triple {5567#true} assume -2147483648 <= #t~nondet5 && #t~nondet5 <= 2147483647;~y~0 := #t~nondet5;havoc #t~nondet5; {5567#true} is VALID [2022-04-08 05:59:21,157 INFO L272 TraceCheckUtils]: 12: Hoare triple {5567#true} call assume_abort_if_not((if ~y~0 >= 0 && ~y~0 <= 10 then 1 else 0)); {5567#true} is VALID [2022-04-08 05:59:21,157 INFO L290 TraceCheckUtils]: 13: Hoare triple {5567#true} ~cond := #in~cond; {5567#true} is VALID [2022-04-08 05:59:21,157 INFO L290 TraceCheckUtils]: 14: Hoare triple {5567#true} assume !(0 == ~cond); {5567#true} is VALID [2022-04-08 05:59:21,157 INFO L290 TraceCheckUtils]: 15: Hoare triple {5567#true} assume true; {5567#true} is VALID [2022-04-08 05:59:21,157 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {5567#true} {5567#true} #96#return; {5567#true} is VALID [2022-04-08 05:59:21,157 INFO L272 TraceCheckUtils]: 17: Hoare triple {5567#true} call assume_abort_if_not((if ~x~0 >= 1 then 1 else 0)); {5567#true} is VALID [2022-04-08 05:59:21,157 INFO L290 TraceCheckUtils]: 18: Hoare triple {5567#true} ~cond := #in~cond; {5567#true} is VALID [2022-04-08 05:59:21,158 INFO L290 TraceCheckUtils]: 19: Hoare triple {5567#true} assume !(0 == ~cond); {5567#true} is VALID [2022-04-08 05:59:21,158 INFO L290 TraceCheckUtils]: 20: Hoare triple {5567#true} assume true; {5567#true} is VALID [2022-04-08 05:59:21,158 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {5567#true} {5567#true} #98#return; {5567#true} is VALID [2022-04-08 05:59:21,158 INFO L272 TraceCheckUtils]: 22: Hoare triple {5567#true} call assume_abort_if_not((if ~y~0 >= 1 then 1 else 0)); {5567#true} is VALID [2022-04-08 05:59:21,158 INFO L290 TraceCheckUtils]: 23: Hoare triple {5567#true} ~cond := #in~cond; {5567#true} is VALID [2022-04-08 05:59:21,158 INFO L290 TraceCheckUtils]: 24: Hoare triple {5567#true} assume !(0 == ~cond); {5567#true} is VALID [2022-04-08 05:59:21,158 INFO L290 TraceCheckUtils]: 25: Hoare triple {5567#true} assume true; {5567#true} is VALID [2022-04-08 05:59:21,158 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {5567#true} {5567#true} #100#return; {5567#true} is VALID [2022-04-08 05:59:21,158 INFO L290 TraceCheckUtils]: 27: Hoare triple {5567#true} ~a~0 := ~x~0;~b~0 := ~y~0;~p~0 := 1;~q~0 := 0;~r~0 := 0;~s~0 := 1; {5567#true} is VALID [2022-04-08 05:59:21,159 INFO L290 TraceCheckUtils]: 28: Hoare triple {5567#true} assume !false; {5567#true} is VALID [2022-04-08 05:59:21,159 INFO L290 TraceCheckUtils]: 29: Hoare triple {5567#true} assume !!(0 != ~b~0);havoc ~c~0;havoc ~k~0;~c~0 := ~a~0;~k~0 := 0; {5567#true} is VALID [2022-04-08 05:59:21,159 INFO L290 TraceCheckUtils]: 30: Hoare triple {5567#true} assume !false; {5567#true} is VALID [2022-04-08 05:59:21,167 INFO L290 TraceCheckUtils]: 31: Hoare triple {5567#true} assume !!(~c~0 >= ~b~0);havoc ~d~0;havoc ~v~0;~d~0 := 1;~v~0 := ~b~0; {5665#(and (= main_~b~0 main_~v~0) (= main_~d~0 1))} is VALID [2022-04-08 05:59:21,167 INFO L290 TraceCheckUtils]: 32: Hoare triple {5665#(and (= main_~b~0 main_~v~0) (= main_~d~0 1))} assume !false; {5665#(and (= main_~b~0 main_~v~0) (= main_~d~0 1))} is VALID [2022-04-08 05:59:21,167 INFO L272 TraceCheckUtils]: 33: Hoare triple {5665#(and (= main_~b~0 main_~v~0) (= main_~d~0 1))} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {5567#true} is VALID [2022-04-08 05:59:21,168 INFO L290 TraceCheckUtils]: 34: Hoare triple {5567#true} ~cond := #in~cond; {5567#true} is VALID [2022-04-08 05:59:21,168 INFO L290 TraceCheckUtils]: 35: Hoare triple {5567#true} assume !(0 == ~cond); {5567#true} is VALID [2022-04-08 05:59:21,168 INFO L290 TraceCheckUtils]: 36: Hoare triple {5567#true} assume true; {5567#true} is VALID [2022-04-08 05:59:21,168 INFO L284 TraceCheckUtils]: 37: Hoare quadruple {5567#true} {5665#(and (= main_~b~0 main_~v~0) (= main_~d~0 1))} #102#return; {5665#(and (= main_~b~0 main_~v~0) (= main_~d~0 1))} is VALID [2022-04-08 05:59:21,168 INFO L272 TraceCheckUtils]: 38: Hoare triple {5665#(and (= main_~b~0 main_~v~0) (= main_~d~0 1))} call __VERIFIER_assert((if ~b~0 == ~x~0 * ~q~0 + ~y~0 * ~s~0 then 1 else 0)); {5567#true} is VALID [2022-04-08 05:59:21,168 INFO L290 TraceCheckUtils]: 39: Hoare triple {5567#true} ~cond := #in~cond; {5567#true} is VALID [2022-04-08 05:59:21,168 INFO L290 TraceCheckUtils]: 40: Hoare triple {5567#true} assume !(0 == ~cond); {5567#true} is VALID [2022-04-08 05:59:21,169 INFO L290 TraceCheckUtils]: 41: Hoare triple {5567#true} assume true; {5567#true} is VALID [2022-04-08 05:59:21,169 INFO L284 TraceCheckUtils]: 42: Hoare quadruple {5567#true} {5665#(and (= main_~b~0 main_~v~0) (= main_~d~0 1))} #104#return; {5665#(and (= main_~b~0 main_~v~0) (= main_~d~0 1))} is VALID [2022-04-08 05:59:21,169 INFO L272 TraceCheckUtils]: 43: Hoare triple {5665#(and (= main_~b~0 main_~v~0) (= main_~d~0 1))} call __VERIFIER_assert((if ~a~0 == ~k~0 * ~b~0 + ~c~0 then 1 else 0)); {5567#true} is VALID [2022-04-08 05:59:21,169 INFO L290 TraceCheckUtils]: 44: Hoare triple {5567#true} ~cond := #in~cond; {5567#true} is VALID [2022-04-08 05:59:21,169 INFO L290 TraceCheckUtils]: 45: Hoare triple {5567#true} assume !(0 == ~cond); {5567#true} is VALID [2022-04-08 05:59:21,169 INFO L290 TraceCheckUtils]: 46: Hoare triple {5567#true} assume true; {5567#true} is VALID [2022-04-08 05:59:21,170 INFO L284 TraceCheckUtils]: 47: Hoare quadruple {5567#true} {5665#(and (= main_~b~0 main_~v~0) (= main_~d~0 1))} #106#return; {5665#(and (= main_~b~0 main_~v~0) (= main_~d~0 1))} is VALID [2022-04-08 05:59:21,170 INFO L272 TraceCheckUtils]: 48: Hoare triple {5665#(and (= main_~b~0 main_~v~0) (= main_~d~0 1))} call __VERIFIER_assert((if ~v~0 == ~b~0 * ~d~0 then 1 else 0)); {5717#(<= 1 |__VERIFIER_assert_#in~cond|)} is VALID [2022-04-08 05:59:21,170 INFO L290 TraceCheckUtils]: 49: Hoare triple {5717#(<= 1 |__VERIFIER_assert_#in~cond|)} ~cond := #in~cond; {5721#(<= 1 __VERIFIER_assert_~cond)} is VALID [2022-04-08 05:59:21,171 INFO L290 TraceCheckUtils]: 50: Hoare triple {5721#(<= 1 __VERIFIER_assert_~cond)} assume 0 == ~cond; {5568#false} is VALID [2022-04-08 05:59:21,171 INFO L290 TraceCheckUtils]: 51: Hoare triple {5568#false} assume !false; {5568#false} is VALID [2022-04-08 05:59:21,171 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2022-04-08 05:59:21,171 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-04-08 05:59:21,171 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-08 05:59:21,171 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1805563842] [2022-04-08 05:59:21,171 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-04-08 05:59:21,171 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [66925047] [2022-04-08 05:59:21,171 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [66925047] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 05:59:21,171 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 05:59:21,171 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-04-08 05:59:21,172 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-08 05:59:21,172 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [1599996329] [2022-04-08 05:59:21,172 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [1599996329] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 05:59:21,172 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 05:59:21,172 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-04-08 05:59:21,172 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [824162640] [2022-04-08 05:59:21,172 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-08 05:59:21,172 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 3.8) internal successors, (19), 4 states have internal predecessors, (19), 2 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 52 [2022-04-08 05:59:21,172 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-08 05:59:21,173 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 5 states, 5 states have (on average 3.8) internal successors, (19), 4 states have internal predecessors, (19), 2 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2022-04-08 05:59:21,206 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 37 edges. 37 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 05:59:21,206 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-04-08 05:59:21,206 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-08 05:59:21,206 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-04-08 05:59:21,207 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-04-08 05:59:21,207 INFO L87 Difference]: Start difference. First operand 106 states and 137 transitions. Second operand has 5 states, 5 states have (on average 3.8) internal successors, (19), 4 states have internal predecessors, (19), 2 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2022-04-08 05:59:21,535 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 05:59:21,536 INFO L93 Difference]: Finished difference Result 158 states and 221 transitions. [2022-04-08 05:59:21,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-04-08 05:59:21,536 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 3.8) internal successors, (19), 4 states have internal predecessors, (19), 2 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 52 [2022-04-08 05:59:21,536 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-08 05:59:21,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 3.8) internal successors, (19), 4 states have internal predecessors, (19), 2 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2022-04-08 05:59:21,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 65 transitions. [2022-04-08 05:59:21,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 3.8) internal successors, (19), 4 states have internal predecessors, (19), 2 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2022-04-08 05:59:21,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 65 transitions. [2022-04-08 05:59:21,538 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 5 states and 65 transitions. [2022-04-08 05:59:21,586 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 65 edges. 65 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 05:59:21,591 INFO L225 Difference]: With dead ends: 158 [2022-04-08 05:59:21,591 INFO L226 Difference]: Without dead ends: 156 [2022-04-08 05:59:21,591 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-04-08 05:59:21,592 INFO L913 BasicCegarLoop]: 46 mSDtfsCounter, 9 mSDsluCounter, 110 mSDsCounter, 0 mSdLazyCounter, 50 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 156 SdHoareTripleChecker+Invalid, 50 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 50 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-04-08 05:59:21,592 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [10 Valid, 156 Invalid, 50 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 50 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-04-08 05:59:21,592 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 156 states. [2022-04-08 05:59:21,828 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 156 to 140. [2022-04-08 05:59:21,828 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-08 05:59:21,829 INFO L82 GeneralOperation]: Start isEquivalent. First operand 156 states. Second operand has 140 states, 74 states have (on average 1.162162162162162) internal successors, (86), 81 states have internal predecessors, (86), 55 states have call successors, (55), 11 states have call predecessors, (55), 10 states have return successors, (53), 47 states have call predecessors, (53), 53 states have call successors, (53) [2022-04-08 05:59:21,829 INFO L74 IsIncluded]: Start isIncluded. First operand 156 states. Second operand has 140 states, 74 states have (on average 1.162162162162162) internal successors, (86), 81 states have internal predecessors, (86), 55 states have call successors, (55), 11 states have call predecessors, (55), 10 states have return successors, (53), 47 states have call predecessors, (53), 53 states have call successors, (53) [2022-04-08 05:59:21,829 INFO L87 Difference]: Start difference. First operand 156 states. Second operand has 140 states, 74 states have (on average 1.162162162162162) internal successors, (86), 81 states have internal predecessors, (86), 55 states have call successors, (55), 11 states have call predecessors, (55), 10 states have return successors, (53), 47 states have call predecessors, (53), 53 states have call successors, (53) [2022-04-08 05:59:21,848 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 05:59:21,848 INFO L93 Difference]: Finished difference Result 156 states and 219 transitions. [2022-04-08 05:59:21,848 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 219 transitions. [2022-04-08 05:59:21,850 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 05:59:21,850 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 05:59:21,851 INFO L74 IsIncluded]: Start isIncluded. First operand has 140 states, 74 states have (on average 1.162162162162162) internal successors, (86), 81 states have internal predecessors, (86), 55 states have call successors, (55), 11 states have call predecessors, (55), 10 states have return successors, (53), 47 states have call predecessors, (53), 53 states have call successors, (53) Second operand 156 states. [2022-04-08 05:59:21,853 INFO L87 Difference]: Start difference. First operand has 140 states, 74 states have (on average 1.162162162162162) internal successors, (86), 81 states have internal predecessors, (86), 55 states have call successors, (55), 11 states have call predecessors, (55), 10 states have return successors, (53), 47 states have call predecessors, (53), 53 states have call successors, (53) Second operand 156 states. [2022-04-08 05:59:21,861 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 05:59:21,861 INFO L93 Difference]: Finished difference Result 156 states and 219 transitions. [2022-04-08 05:59:21,861 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 219 transitions. [2022-04-08 05:59:21,862 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 05:59:21,862 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 05:59:21,862 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-08 05:59:21,862 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-08 05:59:21,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 140 states, 74 states have (on average 1.162162162162162) internal successors, (86), 81 states have internal predecessors, (86), 55 states have call successors, (55), 11 states have call predecessors, (55), 10 states have return successors, (53), 47 states have call predecessors, (53), 53 states have call successors, (53) [2022-04-08 05:59:21,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 140 states and 194 transitions. [2022-04-08 05:59:21,866 INFO L78 Accepts]: Start accepts. Automaton has 140 states and 194 transitions. Word has length 52 [2022-04-08 05:59:21,866 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-08 05:59:21,866 INFO L478 AbstractCegarLoop]: Abstraction has 140 states and 194 transitions. [2022-04-08 05:59:21,866 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 3.8) internal successors, (19), 4 states have internal predecessors, (19), 2 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2022-04-08 05:59:21,866 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 140 states and 194 transitions. [2022-04-08 05:59:22,141 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 194 edges. 194 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 05:59:22,141 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 194 transitions. [2022-04-08 05:59:22,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-04-08 05:59:22,142 INFO L491 BasicCegarLoop]: Found error trace [2022-04-08 05:59:22,142 INFO L499 BasicCegarLoop]: trace histogram [5, 4, 4, 4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-08 05:59:22,177 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2022-04-08 05:59:22,343 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-08 05:59:22,343 INFO L403 AbstractCegarLoop]: === Iteration 9 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-08 05:59:22,343 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-08 05:59:22,343 INFO L85 PathProgramCache]: Analyzing trace with hash 188363668, now seen corresponding path program 1 times [2022-04-08 05:59:22,343 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-08 05:59:22,344 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [194244827] [2022-04-08 05:59:22,344 INFO L202 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-04-08 05:59:22,344 INFO L85 PathProgramCache]: Analyzing trace with hash 188363668, now seen corresponding path program 2 times [2022-04-08 05:59:22,344 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-08 05:59:22,344 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [945202641] [2022-04-08 05:59:22,344 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-08 05:59:22,344 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-08 05:59:22,358 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-04-08 05:59:22,358 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [947063784] [2022-04-08 05:59:22,358 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-04-08 05:59:22,358 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-08 05:59:22,358 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-08 05:59:22,376 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) [2022-04-08 05:59:22,406 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2022-04-08 05:59:22,459 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-04-08 05:59:22,459 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-08 05:59:22,460 INFO L263 TraceCheckSpWp]: Trace formula consists of 177 conjuncts, 52 conjunts are in the unsatisfiable core [2022-04-08 05:59:22,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 05:59:22,468 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-08 05:59:22,835 INFO L272 TraceCheckUtils]: 0: Hoare triple {6637#true} call ULTIMATE.init(); {6637#true} is VALID [2022-04-08 05:59:22,835 INFO L290 TraceCheckUtils]: 1: Hoare triple {6637#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(11, 2);call #Ultimate.allocInit(12, 3); {6637#true} is VALID [2022-04-08 05:59:22,835 INFO L290 TraceCheckUtils]: 2: Hoare triple {6637#true} assume true; {6637#true} is VALID [2022-04-08 05:59:22,835 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {6637#true} {6637#true} #112#return; {6637#true} is VALID [2022-04-08 05:59:22,835 INFO L272 TraceCheckUtils]: 4: Hoare triple {6637#true} call #t~ret6 := main(); {6637#true} is VALID [2022-04-08 05:59:22,835 INFO L290 TraceCheckUtils]: 5: Hoare triple {6637#true} havoc ~x~0;havoc ~y~0;havoc ~a~0;havoc ~b~0;havoc ~p~0;havoc ~q~0;havoc ~r~0;havoc ~s~0;assume -2147483648 <= #t~nondet4 && #t~nondet4 <= 2147483647;~x~0 := #t~nondet4;havoc #t~nondet4; {6637#true} is VALID [2022-04-08 05:59:22,835 INFO L272 TraceCheckUtils]: 6: Hoare triple {6637#true} call assume_abort_if_not((if ~x~0 >= 0 && ~x~0 <= 10 then 1 else 0)); {6637#true} is VALID [2022-04-08 05:59:22,835 INFO L290 TraceCheckUtils]: 7: Hoare triple {6637#true} ~cond := #in~cond; {6637#true} is VALID [2022-04-08 05:59:22,835 INFO L290 TraceCheckUtils]: 8: Hoare triple {6637#true} assume !(0 == ~cond); {6637#true} is VALID [2022-04-08 05:59:22,836 INFO L290 TraceCheckUtils]: 9: Hoare triple {6637#true} assume true; {6637#true} is VALID [2022-04-08 05:59:22,836 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {6637#true} {6637#true} #94#return; {6637#true} is VALID [2022-04-08 05:59:22,836 INFO L290 TraceCheckUtils]: 11: Hoare triple {6637#true} assume -2147483648 <= #t~nondet5 && #t~nondet5 <= 2147483647;~y~0 := #t~nondet5;havoc #t~nondet5; {6637#true} is VALID [2022-04-08 05:59:22,836 INFO L272 TraceCheckUtils]: 12: Hoare triple {6637#true} call assume_abort_if_not((if ~y~0 >= 0 && ~y~0 <= 10 then 1 else 0)); {6637#true} is VALID [2022-04-08 05:59:22,836 INFO L290 TraceCheckUtils]: 13: Hoare triple {6637#true} ~cond := #in~cond; {6637#true} is VALID [2022-04-08 05:59:22,836 INFO L290 TraceCheckUtils]: 14: Hoare triple {6637#true} assume !(0 == ~cond); {6637#true} is VALID [2022-04-08 05:59:22,836 INFO L290 TraceCheckUtils]: 15: Hoare triple {6637#true} assume true; {6637#true} is VALID [2022-04-08 05:59:22,836 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {6637#true} {6637#true} #96#return; {6637#true} is VALID [2022-04-08 05:59:22,836 INFO L272 TraceCheckUtils]: 17: Hoare triple {6637#true} call assume_abort_if_not((if ~x~0 >= 1 then 1 else 0)); {6637#true} is VALID [2022-04-08 05:59:22,836 INFO L290 TraceCheckUtils]: 18: Hoare triple {6637#true} ~cond := #in~cond; {6637#true} is VALID [2022-04-08 05:59:22,836 INFO L290 TraceCheckUtils]: 19: Hoare triple {6637#true} assume !(0 == ~cond); {6637#true} is VALID [2022-04-08 05:59:22,836 INFO L290 TraceCheckUtils]: 20: Hoare triple {6637#true} assume true; {6637#true} is VALID [2022-04-08 05:59:22,837 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {6637#true} {6637#true} #98#return; {6637#true} is VALID [2022-04-08 05:59:22,837 INFO L272 TraceCheckUtils]: 22: Hoare triple {6637#true} call assume_abort_if_not((if ~y~0 >= 1 then 1 else 0)); {6637#true} is VALID [2022-04-08 05:59:22,837 INFO L290 TraceCheckUtils]: 23: Hoare triple {6637#true} ~cond := #in~cond; {6637#true} is VALID [2022-04-08 05:59:22,837 INFO L290 TraceCheckUtils]: 24: Hoare triple {6637#true} assume !(0 == ~cond); {6637#true} is VALID [2022-04-08 05:59:22,837 INFO L290 TraceCheckUtils]: 25: Hoare triple {6637#true} assume true; {6637#true} is VALID [2022-04-08 05:59:22,837 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {6637#true} {6637#true} #100#return; {6637#true} is VALID [2022-04-08 05:59:22,837 INFO L290 TraceCheckUtils]: 27: Hoare triple {6637#true} ~a~0 := ~x~0;~b~0 := ~y~0;~p~0 := 1;~q~0 := 0;~r~0 := 0;~s~0 := 1; {6723#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 05:59:22,838 INFO L290 TraceCheckUtils]: 28: Hoare triple {6723#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} assume !false; {6723#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 05:59:22,838 INFO L290 TraceCheckUtils]: 29: Hoare triple {6723#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} assume !!(0 != ~b~0);havoc ~c~0;havoc ~k~0;~c~0 := ~a~0;~k~0 := 0; {6730#(and (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 05:59:22,838 INFO L290 TraceCheckUtils]: 30: Hoare triple {6730#(and (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} assume !false; {6730#(and (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 05:59:22,839 INFO L290 TraceCheckUtils]: 31: Hoare triple {6730#(and (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} assume !!(~c~0 >= ~b~0);havoc ~d~0;havoc ~v~0;~d~0 := 1;~v~0 := ~b~0; {6737#(and (= main_~b~0 main_~v~0) (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~d~0 1) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 05:59:22,839 INFO L290 TraceCheckUtils]: 32: Hoare triple {6737#(and (= main_~b~0 main_~v~0) (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~d~0 1) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} assume !false; {6737#(and (= main_~b~0 main_~v~0) (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~d~0 1) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 05:59:22,839 INFO L272 TraceCheckUtils]: 33: Hoare triple {6737#(and (= main_~b~0 main_~v~0) (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~d~0 1) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {6637#true} is VALID [2022-04-08 05:59:22,839 INFO L290 TraceCheckUtils]: 34: Hoare triple {6637#true} ~cond := #in~cond; {6637#true} is VALID [2022-04-08 05:59:22,839 INFO L290 TraceCheckUtils]: 35: Hoare triple {6637#true} assume !(0 == ~cond); {6637#true} is VALID [2022-04-08 05:59:22,839 INFO L290 TraceCheckUtils]: 36: Hoare triple {6637#true} assume true; {6637#true} is VALID [2022-04-08 05:59:22,840 INFO L284 TraceCheckUtils]: 37: Hoare quadruple {6637#true} {6737#(and (= main_~b~0 main_~v~0) (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~d~0 1) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} #102#return; {6737#(and (= main_~b~0 main_~v~0) (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~d~0 1) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 05:59:22,840 INFO L272 TraceCheckUtils]: 38: Hoare triple {6737#(and (= main_~b~0 main_~v~0) (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~d~0 1) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} call __VERIFIER_assert((if ~b~0 == ~x~0 * ~q~0 + ~y~0 * ~s~0 then 1 else 0)); {6637#true} is VALID [2022-04-08 05:59:22,840 INFO L290 TraceCheckUtils]: 39: Hoare triple {6637#true} ~cond := #in~cond; {6762#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} is VALID [2022-04-08 05:59:22,840 INFO L290 TraceCheckUtils]: 40: Hoare triple {6762#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} assume !(0 == ~cond); {6766#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 05:59:22,840 INFO L290 TraceCheckUtils]: 41: Hoare triple {6766#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {6766#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 05:59:22,841 INFO L284 TraceCheckUtils]: 42: Hoare quadruple {6766#(not (= |__VERIFIER_assert_#in~cond| 0))} {6737#(and (= main_~b~0 main_~v~0) (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~d~0 1) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} #104#return; {6737#(and (= main_~b~0 main_~v~0) (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~d~0 1) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 05:59:22,841 INFO L272 TraceCheckUtils]: 43: Hoare triple {6737#(and (= main_~b~0 main_~v~0) (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~d~0 1) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} call __VERIFIER_assert((if ~a~0 == ~k~0 * ~b~0 + ~c~0 then 1 else 0)); {6637#true} is VALID [2022-04-08 05:59:22,841 INFO L290 TraceCheckUtils]: 44: Hoare triple {6637#true} ~cond := #in~cond; {6637#true} is VALID [2022-04-08 05:59:22,841 INFO L290 TraceCheckUtils]: 45: Hoare triple {6637#true} assume !(0 == ~cond); {6637#true} is VALID [2022-04-08 05:59:22,841 INFO L290 TraceCheckUtils]: 46: Hoare triple {6637#true} assume true; {6637#true} is VALID [2022-04-08 05:59:22,842 INFO L284 TraceCheckUtils]: 47: Hoare quadruple {6637#true} {6737#(and (= main_~b~0 main_~v~0) (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~d~0 1) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} #106#return; {6737#(and (= main_~b~0 main_~v~0) (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~d~0 1) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 05:59:22,842 INFO L272 TraceCheckUtils]: 48: Hoare triple {6737#(and (= main_~b~0 main_~v~0) (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~d~0 1) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} call __VERIFIER_assert((if ~v~0 == ~b~0 * ~d~0 then 1 else 0)); {6637#true} is VALID [2022-04-08 05:59:22,842 INFO L290 TraceCheckUtils]: 49: Hoare triple {6637#true} ~cond := #in~cond; {6637#true} is VALID [2022-04-08 05:59:22,842 INFO L290 TraceCheckUtils]: 50: Hoare triple {6637#true} assume !(0 == ~cond); {6637#true} is VALID [2022-04-08 05:59:22,842 INFO L290 TraceCheckUtils]: 51: Hoare triple {6637#true} assume true; {6637#true} is VALID [2022-04-08 05:59:22,843 INFO L284 TraceCheckUtils]: 52: Hoare quadruple {6637#true} {6737#(and (= main_~b~0 main_~v~0) (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~d~0 1) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} #108#return; {6737#(and (= main_~b~0 main_~v~0) (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~d~0 1) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 05:59:22,843 INFO L290 TraceCheckUtils]: 53: Hoare triple {6737#(and (= main_~b~0 main_~v~0) (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~d~0 1) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} assume !(~c~0 >= 2 * ~v~0); {6737#(and (= main_~b~0 main_~v~0) (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~d~0 1) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 05:59:22,843 INFO L290 TraceCheckUtils]: 54: Hoare triple {6737#(and (= main_~b~0 main_~v~0) (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~d~0 1) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} ~c~0 := ~c~0 - ~v~0;~k~0 := ~k~0 + ~d~0; {6809#(and (= main_~r~0 0) (= main_~s~0 1) (= (+ main_~x~0 (* (- 1) main_~b~0)) main_~c~0) (= main_~b~0 main_~y~0) (= main_~k~0 1) (= main_~q~0 0) (= main_~p~0 1))} is VALID [2022-04-08 05:59:22,844 INFO L290 TraceCheckUtils]: 55: Hoare triple {6809#(and (= main_~r~0 0) (= main_~s~0 1) (= (+ main_~x~0 (* (- 1) main_~b~0)) main_~c~0) (= main_~b~0 main_~y~0) (= main_~k~0 1) (= main_~q~0 0) (= main_~p~0 1))} assume !false; {6809#(and (= main_~r~0 0) (= main_~s~0 1) (= (+ main_~x~0 (* (- 1) main_~b~0)) main_~c~0) (= main_~b~0 main_~y~0) (= main_~k~0 1) (= main_~q~0 0) (= main_~p~0 1))} is VALID [2022-04-08 05:59:22,844 INFO L290 TraceCheckUtils]: 56: Hoare triple {6809#(and (= main_~r~0 0) (= main_~s~0 1) (= (+ main_~x~0 (* (- 1) main_~b~0)) main_~c~0) (= main_~b~0 main_~y~0) (= main_~k~0 1) (= main_~q~0 0) (= main_~p~0 1))} assume !(~c~0 >= ~b~0); {6809#(and (= main_~r~0 0) (= main_~s~0 1) (= (+ main_~x~0 (* (- 1) main_~b~0)) main_~c~0) (= main_~b~0 main_~y~0) (= main_~k~0 1) (= main_~q~0 0) (= main_~p~0 1))} is VALID [2022-04-08 05:59:22,845 INFO L290 TraceCheckUtils]: 57: Hoare triple {6809#(and (= main_~r~0 0) (= main_~s~0 1) (= (+ main_~x~0 (* (- 1) main_~b~0)) main_~c~0) (= main_~b~0 main_~y~0) (= main_~k~0 1) (= main_~q~0 0) (= main_~p~0 1))} ~a~0 := ~b~0;~b~0 := ~c~0;havoc ~temp~0;~temp~0 := ~p~0;~p~0 := ~q~0;~q~0 := ~temp~0 - ~q~0 * ~k~0;~temp~0 := ~r~0;~r~0 := ~s~0;~s~0 := ~temp~0 - ~s~0 * ~k~0; {6819#(and (= (+ main_~q~0 main_~p~0) 1) (= main_~p~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~b~0 (+ (* (- 1) main_~a~0) main_~x~0)) (= (+ main_~s~0 1) 0))} is VALID [2022-04-08 05:59:22,845 INFO L290 TraceCheckUtils]: 58: Hoare triple {6819#(and (= (+ main_~q~0 main_~p~0) 1) (= main_~p~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~b~0 (+ (* (- 1) main_~a~0) main_~x~0)) (= (+ main_~s~0 1) 0))} assume !false; {6819#(and (= (+ main_~q~0 main_~p~0) 1) (= main_~p~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~b~0 (+ (* (- 1) main_~a~0) main_~x~0)) (= (+ main_~s~0 1) 0))} is VALID [2022-04-08 05:59:22,845 INFO L290 TraceCheckUtils]: 59: Hoare triple {6819#(and (= (+ main_~q~0 main_~p~0) 1) (= main_~p~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~b~0 (+ (* (- 1) main_~a~0) main_~x~0)) (= (+ main_~s~0 1) 0))} assume !(0 != ~b~0); {6826#(and (= (+ main_~q~0 main_~p~0) 1) (= main_~p~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= (+ main_~s~0 1) 0) (= (+ (* (- 1) main_~a~0) main_~x~0) 0))} is VALID [2022-04-08 05:59:22,846 INFO L272 TraceCheckUtils]: 60: Hoare triple {6826#(and (= (+ main_~q~0 main_~p~0) 1) (= main_~p~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= (+ main_~s~0 1) 0) (= (+ (* (- 1) main_~a~0) main_~x~0) 0))} call __VERIFIER_assert((if ~p~0 * ~x~0 - ~q~0 * ~x~0 + ~r~0 * ~y~0 - ~s~0 * ~y~0 == ~a~0 then 1 else 0)); {6830#(<= 1 |__VERIFIER_assert_#in~cond|)} is VALID [2022-04-08 05:59:22,846 INFO L290 TraceCheckUtils]: 61: Hoare triple {6830#(<= 1 |__VERIFIER_assert_#in~cond|)} ~cond := #in~cond; {6834#(<= 1 __VERIFIER_assert_~cond)} is VALID [2022-04-08 05:59:22,846 INFO L290 TraceCheckUtils]: 62: Hoare triple {6834#(<= 1 __VERIFIER_assert_~cond)} assume 0 == ~cond; {6638#false} is VALID [2022-04-08 05:59:22,846 INFO L290 TraceCheckUtils]: 63: Hoare triple {6638#false} assume !false; {6638#false} is VALID [2022-04-08 05:59:22,847 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 10 proven. 11 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2022-04-08 05:59:22,847 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-08 05:59:33,345 INFO L290 TraceCheckUtils]: 63: Hoare triple {6638#false} assume !false; {6638#false} is VALID [2022-04-08 05:59:33,346 INFO L290 TraceCheckUtils]: 62: Hoare triple {6834#(<= 1 __VERIFIER_assert_~cond)} assume 0 == ~cond; {6638#false} is VALID [2022-04-08 05:59:33,346 INFO L290 TraceCheckUtils]: 61: Hoare triple {6830#(<= 1 |__VERIFIER_assert_#in~cond|)} ~cond := #in~cond; {6834#(<= 1 __VERIFIER_assert_~cond)} is VALID [2022-04-08 05:59:33,347 INFO L272 TraceCheckUtils]: 60: Hoare triple {6850#(= (+ (* main_~q~0 main_~x~0) main_~a~0 (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))} call __VERIFIER_assert((if ~p~0 * ~x~0 - ~q~0 * ~x~0 + ~r~0 * ~y~0 - ~s~0 * ~y~0 == ~a~0 then 1 else 0)); {6830#(<= 1 |__VERIFIER_assert_#in~cond|)} is VALID [2022-04-08 05:59:33,348 INFO L290 TraceCheckUtils]: 59: Hoare triple {6854#(or (= (+ (* main_~q~0 main_~x~0) main_~a~0 (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (not (= main_~b~0 0)))} assume !(0 != ~b~0); {6850#(= (+ (* main_~q~0 main_~x~0) main_~a~0 (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))} is VALID [2022-04-08 05:59:33,348 INFO L290 TraceCheckUtils]: 58: Hoare triple {6854#(or (= (+ (* main_~q~0 main_~x~0) main_~a~0 (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (not (= main_~b~0 0)))} assume !false; {6854#(or (= (+ (* main_~q~0 main_~x~0) main_~a~0 (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (not (= main_~b~0 0)))} is VALID [2022-04-08 05:59:33,559 INFO L290 TraceCheckUtils]: 57: Hoare triple {6861#(or (not (= main_~c~0 0)) (= (+ (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0) main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~x~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} ~a~0 := ~b~0;~b~0 := ~c~0;havoc ~temp~0;~temp~0 := ~p~0;~p~0 := ~q~0;~q~0 := ~temp~0 - ~q~0 * ~k~0;~temp~0 := ~r~0;~r~0 := ~s~0;~s~0 := ~temp~0 - ~s~0 * ~k~0; {6854#(or (= (+ (* main_~q~0 main_~x~0) main_~a~0 (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (not (= main_~b~0 0)))} is VALID [2022-04-08 05:59:33,560 INFO L290 TraceCheckUtils]: 56: Hoare triple {6861#(or (not (= main_~c~0 0)) (= (+ (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0) main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~x~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} assume !(~c~0 >= ~b~0); {6861#(or (not (= main_~c~0 0)) (= (+ (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0) main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~x~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} is VALID [2022-04-08 05:59:33,560 INFO L290 TraceCheckUtils]: 55: Hoare triple {6861#(or (not (= main_~c~0 0)) (= (+ (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0) main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~x~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} assume !false; {6861#(or (not (= main_~c~0 0)) (= (+ (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0) main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~x~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} is VALID [2022-04-08 05:59:33,614 INFO L290 TraceCheckUtils]: 54: Hoare triple {6871#(or (not (= (+ main_~c~0 (* (- 1) main_~v~0)) 0)) (= (+ main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} ~c~0 := ~c~0 - ~v~0;~k~0 := ~k~0 + ~d~0; {6861#(or (not (= main_~c~0 0)) (= (+ (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0) main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~x~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} is VALID [2022-04-08 05:59:33,614 INFO L290 TraceCheckUtils]: 53: Hoare triple {6871#(or (not (= (+ main_~c~0 (* (- 1) main_~v~0)) 0)) (= (+ main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} assume !(~c~0 >= 2 * ~v~0); {6871#(or (not (= (+ main_~c~0 (* (- 1) main_~v~0)) 0)) (= (+ main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} is VALID [2022-04-08 05:59:33,615 INFO L284 TraceCheckUtils]: 52: Hoare quadruple {6637#true} {6871#(or (not (= (+ main_~c~0 (* (- 1) main_~v~0)) 0)) (= (+ main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} #108#return; {6871#(or (not (= (+ main_~c~0 (* (- 1) main_~v~0)) 0)) (= (+ main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} is VALID [2022-04-08 05:59:33,615 INFO L290 TraceCheckUtils]: 51: Hoare triple {6637#true} assume true; {6637#true} is VALID [2022-04-08 05:59:33,615 INFO L290 TraceCheckUtils]: 50: Hoare triple {6637#true} assume !(0 == ~cond); {6637#true} is VALID [2022-04-08 05:59:33,615 INFO L290 TraceCheckUtils]: 49: Hoare triple {6637#true} ~cond := #in~cond; {6637#true} is VALID [2022-04-08 05:59:33,615 INFO L272 TraceCheckUtils]: 48: Hoare triple {6871#(or (not (= (+ main_~c~0 (* (- 1) main_~v~0)) 0)) (= (+ main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} call __VERIFIER_assert((if ~v~0 == ~b~0 * ~d~0 then 1 else 0)); {6637#true} is VALID [2022-04-08 05:59:33,616 INFO L284 TraceCheckUtils]: 47: Hoare quadruple {6637#true} {6871#(or (not (= (+ main_~c~0 (* (- 1) main_~v~0)) 0)) (= (+ main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} #106#return; {6871#(or (not (= (+ main_~c~0 (* (- 1) main_~v~0)) 0)) (= (+ main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} is VALID [2022-04-08 05:59:33,616 INFO L290 TraceCheckUtils]: 46: Hoare triple {6637#true} assume true; {6637#true} is VALID [2022-04-08 05:59:33,616 INFO L290 TraceCheckUtils]: 45: Hoare triple {6637#true} assume !(0 == ~cond); {6637#true} is VALID [2022-04-08 05:59:33,616 INFO L290 TraceCheckUtils]: 44: Hoare triple {6637#true} ~cond := #in~cond; {6637#true} is VALID [2022-04-08 05:59:33,617 INFO L272 TraceCheckUtils]: 43: Hoare triple {6871#(or (not (= (+ main_~c~0 (* (- 1) main_~v~0)) 0)) (= (+ main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} call __VERIFIER_assert((if ~a~0 == ~k~0 * ~b~0 + ~c~0 then 1 else 0)); {6637#true} is VALID [2022-04-08 05:59:33,618 INFO L284 TraceCheckUtils]: 42: Hoare quadruple {6766#(not (= |__VERIFIER_assert_#in~cond| 0))} {6908#(or (not (= (+ main_~c~0 (* (- 1) main_~v~0)) 0)) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (= (+ main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} #104#return; {6871#(or (not (= (+ main_~c~0 (* (- 1) main_~v~0)) 0)) (= (+ main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} is VALID [2022-04-08 05:59:33,618 INFO L290 TraceCheckUtils]: 41: Hoare triple {6766#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {6766#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 05:59:33,618 INFO L290 TraceCheckUtils]: 40: Hoare triple {6918#(or (not (= |__VERIFIER_assert_#in~cond| 0)) (= __VERIFIER_assert_~cond 0))} assume !(0 == ~cond); {6766#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 05:59:33,619 INFO L290 TraceCheckUtils]: 39: Hoare triple {6637#true} ~cond := #in~cond; {6918#(or (not (= |__VERIFIER_assert_#in~cond| 0)) (= __VERIFIER_assert_~cond 0))} is VALID [2022-04-08 05:59:33,619 INFO L272 TraceCheckUtils]: 38: Hoare triple {6908#(or (not (= (+ main_~c~0 (* (- 1) main_~v~0)) 0)) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (= (+ main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} call __VERIFIER_assert((if ~b~0 == ~x~0 * ~q~0 + ~y~0 * ~s~0 then 1 else 0)); {6637#true} is VALID [2022-04-08 05:59:33,619 INFO L284 TraceCheckUtils]: 37: Hoare quadruple {6637#true} {6908#(or (not (= (+ main_~c~0 (* (- 1) main_~v~0)) 0)) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (= (+ main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} #102#return; {6908#(or (not (= (+ main_~c~0 (* (- 1) main_~v~0)) 0)) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (= (+ main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} is VALID [2022-04-08 05:59:33,620 INFO L290 TraceCheckUtils]: 36: Hoare triple {6637#true} assume true; {6637#true} is VALID [2022-04-08 05:59:33,620 INFO L290 TraceCheckUtils]: 35: Hoare triple {6637#true} assume !(0 == ~cond); {6637#true} is VALID [2022-04-08 05:59:33,620 INFO L290 TraceCheckUtils]: 34: Hoare triple {6637#true} ~cond := #in~cond; {6637#true} is VALID [2022-04-08 05:59:33,620 INFO L272 TraceCheckUtils]: 33: Hoare triple {6908#(or (not (= (+ main_~c~0 (* (- 1) main_~v~0)) 0)) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (= (+ main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {6637#true} is VALID [2022-04-08 05:59:33,620 INFO L290 TraceCheckUtils]: 32: Hoare triple {6908#(or (not (= (+ main_~c~0 (* (- 1) main_~v~0)) 0)) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (= (+ main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} assume !false; {6908#(or (not (= (+ main_~c~0 (* (- 1) main_~v~0)) 0)) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (= (+ main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} is VALID [2022-04-08 05:59:33,621 INFO L290 TraceCheckUtils]: 31: Hoare triple {6943#(or (= (+ (* main_~x~0 (+ main_~p~0 (* (- 1) (+ main_~k~0 1) main_~q~0))) main_~b~0 (* main_~y~0 (+ main_~r~0 (* (* (+ main_~k~0 1) main_~s~0) (- 1))))) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (not (= main_~c~0 main_~b~0)))} assume !!(~c~0 >= ~b~0);havoc ~d~0;havoc ~v~0;~d~0 := 1;~v~0 := ~b~0; {6908#(or (not (= (+ main_~c~0 (* (- 1) main_~v~0)) 0)) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (= (+ main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} is VALID [2022-04-08 05:59:33,622 INFO L290 TraceCheckUtils]: 30: Hoare triple {6943#(or (= (+ (* main_~x~0 (+ main_~p~0 (* (- 1) (+ main_~k~0 1) main_~q~0))) main_~b~0 (* main_~y~0 (+ main_~r~0 (* (* (+ main_~k~0 1) main_~s~0) (- 1))))) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (not (= main_~c~0 main_~b~0)))} assume !false; {6943#(or (= (+ (* main_~x~0 (+ main_~p~0 (* (- 1) (+ main_~k~0 1) main_~q~0))) main_~b~0 (* main_~y~0 (+ main_~r~0 (* (* (+ main_~k~0 1) main_~s~0) (- 1))))) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (not (= main_~c~0 main_~b~0)))} is VALID [2022-04-08 05:59:33,622 INFO L290 TraceCheckUtils]: 29: Hoare triple {6950#(or (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (= (+ (* (+ main_~r~0 (* (- 1) main_~s~0)) main_~y~0) main_~b~0 (* main_~x~0 (+ main_~p~0 (* (- 1) main_~q~0)))) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= main_~b~0 main_~a~0)))} assume !!(0 != ~b~0);havoc ~c~0;havoc ~k~0;~c~0 := ~a~0;~k~0 := 0; {6943#(or (= (+ (* main_~x~0 (+ main_~p~0 (* (- 1) (+ main_~k~0 1) main_~q~0))) main_~b~0 (* main_~y~0 (+ main_~r~0 (* (* (+ main_~k~0 1) main_~s~0) (- 1))))) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (not (= main_~c~0 main_~b~0)))} is VALID [2022-04-08 05:59:33,623 INFO L290 TraceCheckUtils]: 28: Hoare triple {6950#(or (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (= (+ (* (+ main_~r~0 (* (- 1) main_~s~0)) main_~y~0) main_~b~0 (* main_~x~0 (+ main_~p~0 (* (- 1) main_~q~0)))) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= main_~b~0 main_~a~0)))} assume !false; {6950#(or (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (= (+ (* (+ main_~r~0 (* (- 1) main_~s~0)) main_~y~0) main_~b~0 (* main_~x~0 (+ main_~p~0 (* (- 1) main_~q~0)))) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= main_~b~0 main_~a~0)))} is VALID [2022-04-08 05:59:33,623 INFO L290 TraceCheckUtils]: 27: Hoare triple {6637#true} ~a~0 := ~x~0;~b~0 := ~y~0;~p~0 := 1;~q~0 := 0;~r~0 := 0;~s~0 := 1; {6950#(or (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (= (+ (* (+ main_~r~0 (* (- 1) main_~s~0)) main_~y~0) main_~b~0 (* main_~x~0 (+ main_~p~0 (* (- 1) main_~q~0)))) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= main_~b~0 main_~a~0)))} is VALID [2022-04-08 05:59:33,623 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {6637#true} {6637#true} #100#return; {6637#true} is VALID [2022-04-08 05:59:33,623 INFO L290 TraceCheckUtils]: 25: Hoare triple {6637#true} assume true; {6637#true} is VALID [2022-04-08 05:59:33,624 INFO L290 TraceCheckUtils]: 24: Hoare triple {6637#true} assume !(0 == ~cond); {6637#true} is VALID [2022-04-08 05:59:33,624 INFO L290 TraceCheckUtils]: 23: Hoare triple {6637#true} ~cond := #in~cond; {6637#true} is VALID [2022-04-08 05:59:33,624 INFO L272 TraceCheckUtils]: 22: Hoare triple {6637#true} call assume_abort_if_not((if ~y~0 >= 1 then 1 else 0)); {6637#true} is VALID [2022-04-08 05:59:33,624 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {6637#true} {6637#true} #98#return; {6637#true} is VALID [2022-04-08 05:59:33,624 INFO L290 TraceCheckUtils]: 20: Hoare triple {6637#true} assume true; {6637#true} is VALID [2022-04-08 05:59:33,624 INFO L290 TraceCheckUtils]: 19: Hoare triple {6637#true} assume !(0 == ~cond); {6637#true} is VALID [2022-04-08 05:59:33,624 INFO L290 TraceCheckUtils]: 18: Hoare triple {6637#true} ~cond := #in~cond; {6637#true} is VALID [2022-04-08 05:59:33,624 INFO L272 TraceCheckUtils]: 17: Hoare triple {6637#true} call assume_abort_if_not((if ~x~0 >= 1 then 1 else 0)); {6637#true} is VALID [2022-04-08 05:59:33,624 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {6637#true} {6637#true} #96#return; {6637#true} is VALID [2022-04-08 05:59:33,624 INFO L290 TraceCheckUtils]: 15: Hoare triple {6637#true} assume true; {6637#true} is VALID [2022-04-08 05:59:33,624 INFO L290 TraceCheckUtils]: 14: Hoare triple {6637#true} assume !(0 == ~cond); {6637#true} is VALID [2022-04-08 05:59:33,624 INFO L290 TraceCheckUtils]: 13: Hoare triple {6637#true} ~cond := #in~cond; {6637#true} is VALID [2022-04-08 05:59:33,625 INFO L272 TraceCheckUtils]: 12: Hoare triple {6637#true} call assume_abort_if_not((if ~y~0 >= 0 && ~y~0 <= 10 then 1 else 0)); {6637#true} is VALID [2022-04-08 05:59:33,625 INFO L290 TraceCheckUtils]: 11: Hoare triple {6637#true} assume -2147483648 <= #t~nondet5 && #t~nondet5 <= 2147483647;~y~0 := #t~nondet5;havoc #t~nondet5; {6637#true} is VALID [2022-04-08 05:59:33,625 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {6637#true} {6637#true} #94#return; {6637#true} is VALID [2022-04-08 05:59:33,625 INFO L290 TraceCheckUtils]: 9: Hoare triple {6637#true} assume true; {6637#true} is VALID [2022-04-08 05:59:33,625 INFO L290 TraceCheckUtils]: 8: Hoare triple {6637#true} assume !(0 == ~cond); {6637#true} is VALID [2022-04-08 05:59:33,625 INFO L290 TraceCheckUtils]: 7: Hoare triple {6637#true} ~cond := #in~cond; {6637#true} is VALID [2022-04-08 05:59:33,625 INFO L272 TraceCheckUtils]: 6: Hoare triple {6637#true} call assume_abort_if_not((if ~x~0 >= 0 && ~x~0 <= 10 then 1 else 0)); {6637#true} is VALID [2022-04-08 05:59:33,625 INFO L290 TraceCheckUtils]: 5: Hoare triple {6637#true} havoc ~x~0;havoc ~y~0;havoc ~a~0;havoc ~b~0;havoc ~p~0;havoc ~q~0;havoc ~r~0;havoc ~s~0;assume -2147483648 <= #t~nondet4 && #t~nondet4 <= 2147483647;~x~0 := #t~nondet4;havoc #t~nondet4; {6637#true} is VALID [2022-04-08 05:59:33,625 INFO L272 TraceCheckUtils]: 4: Hoare triple {6637#true} call #t~ret6 := main(); {6637#true} is VALID [2022-04-08 05:59:33,625 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {6637#true} {6637#true} #112#return; {6637#true} is VALID [2022-04-08 05:59:33,625 INFO L290 TraceCheckUtils]: 2: Hoare triple {6637#true} assume true; {6637#true} is VALID [2022-04-08 05:59:33,625 INFO L290 TraceCheckUtils]: 1: Hoare triple {6637#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(11, 2);call #Ultimate.allocInit(12, 3); {6637#true} is VALID [2022-04-08 05:59:33,626 INFO L272 TraceCheckUtils]: 0: Hoare triple {6637#true} call ULTIMATE.init(); {6637#true} is VALID [2022-04-08 05:59:33,626 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 10 proven. 11 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2022-04-08 05:59:33,626 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-08 05:59:33,626 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [945202641] [2022-04-08 05:59:33,626 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-04-08 05:59:33,626 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [947063784] [2022-04-08 05:59:33,626 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [947063784] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-08 05:59:33,626 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-04-08 05:59:33,626 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 13] total 20 [2022-04-08 05:59:33,627 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-08 05:59:33,627 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [194244827] [2022-04-08 05:59:33,627 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [194244827] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 05:59:33,627 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 05:59:33,627 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-04-08 05:59:33,627 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2111425322] [2022-04-08 05:59:33,627 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-08 05:59:33,627 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 2.6363636363636362) internal successors, (29), 11 states have internal predecessors, (29), 3 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 64 [2022-04-08 05:59:33,628 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-08 05:59:33,628 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 12 states, 11 states have (on average 2.6363636363636362) internal successors, (29), 11 states have internal predecessors, (29), 3 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-04-08 05:59:33,662 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 49 edges. 49 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 05:59:33,662 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2022-04-08 05:59:33,662 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-08 05:59:33,663 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-04-08 05:59:33,663 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=321, Unknown=0, NotChecked=0, Total=380 [2022-04-08 05:59:33,663 INFO L87 Difference]: Start difference. First operand 140 states and 194 transitions. Second operand has 12 states, 11 states have (on average 2.6363636363636362) internal successors, (29), 11 states have internal predecessors, (29), 3 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-04-08 05:59:35,483 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 05:59:35,484 INFO L93 Difference]: Finished difference Result 200 states and 283 transitions. [2022-04-08 05:59:35,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-04-08 05:59:35,484 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 2.6363636363636362) internal successors, (29), 11 states have internal predecessors, (29), 3 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 64 [2022-04-08 05:59:35,484 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-08 05:59:35,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 11 states have (on average 2.6363636363636362) internal successors, (29), 11 states have internal predecessors, (29), 3 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-04-08 05:59:35,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 131 transitions. [2022-04-08 05:59:35,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 11 states have (on average 2.6363636363636362) internal successors, (29), 11 states have internal predecessors, (29), 3 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-04-08 05:59:35,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 131 transitions. [2022-04-08 05:59:35,494 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 12 states and 131 transitions. [2022-04-08 05:59:35,588 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 131 edges. 131 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 05:59:35,592 INFO L225 Difference]: With dead ends: 200 [2022-04-08 05:59:35,592 INFO L226 Difference]: Without dead ends: 197 [2022-04-08 05:59:35,592 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 133 GetRequests, 108 SyntacticMatches, 1 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 74 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=107, Invalid=543, Unknown=0, NotChecked=0, Total=650 [2022-04-08 05:59:35,592 INFO L913 BasicCegarLoop]: 45 mSDtfsCounter, 54 mSDsluCounter, 230 mSDsCounter, 0 mSdLazyCounter, 559 mSolverCounterSat, 58 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 62 SdHoareTripleChecker+Valid, 275 SdHoareTripleChecker+Invalid, 617 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 58 IncrementalHoareTripleChecker+Valid, 559 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-04-08 05:59:35,593 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [62 Valid, 275 Invalid, 617 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [58 Valid, 559 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-04-08 05:59:35,593 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 197 states. [2022-04-08 05:59:35,872 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 197 to 193. [2022-04-08 05:59:35,873 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-08 05:59:35,873 INFO L82 GeneralOperation]: Start isEquivalent. First operand 197 states. Second operand has 193 states, 101 states have (on average 1.1782178217821782) internal successors, (119), 110 states have internal predecessors, (119), 79 states have call successors, (79), 13 states have call predecessors, (79), 12 states have return successors, (77), 69 states have call predecessors, (77), 77 states have call successors, (77) [2022-04-08 05:59:35,873 INFO L74 IsIncluded]: Start isIncluded. First operand 197 states. Second operand has 193 states, 101 states have (on average 1.1782178217821782) internal successors, (119), 110 states have internal predecessors, (119), 79 states have call successors, (79), 13 states have call predecessors, (79), 12 states have return successors, (77), 69 states have call predecessors, (77), 77 states have call successors, (77) [2022-04-08 05:59:35,874 INFO L87 Difference]: Start difference. First operand 197 states. Second operand has 193 states, 101 states have (on average 1.1782178217821782) internal successors, (119), 110 states have internal predecessors, (119), 79 states have call successors, (79), 13 states have call predecessors, (79), 12 states have return successors, (77), 69 states have call predecessors, (77), 77 states have call successors, (77) [2022-04-08 05:59:35,879 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 05:59:35,879 INFO L93 Difference]: Finished difference Result 197 states and 279 transitions. [2022-04-08 05:59:35,879 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 279 transitions. [2022-04-08 05:59:35,880 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 05:59:35,880 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 05:59:35,881 INFO L74 IsIncluded]: Start isIncluded. First operand has 193 states, 101 states have (on average 1.1782178217821782) internal successors, (119), 110 states have internal predecessors, (119), 79 states have call successors, (79), 13 states have call predecessors, (79), 12 states have return successors, (77), 69 states have call predecessors, (77), 77 states have call successors, (77) Second operand 197 states. [2022-04-08 05:59:35,881 INFO L87 Difference]: Start difference. First operand has 193 states, 101 states have (on average 1.1782178217821782) internal successors, (119), 110 states have internal predecessors, (119), 79 states have call successors, (79), 13 states have call predecessors, (79), 12 states have return successors, (77), 69 states have call predecessors, (77), 77 states have call successors, (77) Second operand 197 states. [2022-04-08 05:59:35,889 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 05:59:35,890 INFO L93 Difference]: Finished difference Result 197 states and 279 transitions. [2022-04-08 05:59:35,890 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 279 transitions. [2022-04-08 05:59:35,890 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 05:59:35,890 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 05:59:35,890 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-08 05:59:35,890 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-08 05:59:35,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 193 states, 101 states have (on average 1.1782178217821782) internal successors, (119), 110 states have internal predecessors, (119), 79 states have call successors, (79), 13 states have call predecessors, (79), 12 states have return successors, (77), 69 states have call predecessors, (77), 77 states have call successors, (77) [2022-04-08 05:59:35,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 193 states and 275 transitions. [2022-04-08 05:59:35,897 INFO L78 Accepts]: Start accepts. Automaton has 193 states and 275 transitions. Word has length 64 [2022-04-08 05:59:35,897 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-08 05:59:35,897 INFO L478 AbstractCegarLoop]: Abstraction has 193 states and 275 transitions. [2022-04-08 05:59:35,897 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 2.6363636363636362) internal successors, (29), 11 states have internal predecessors, (29), 3 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-04-08 05:59:35,897 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 193 states and 275 transitions. [2022-04-08 05:59:36,240 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 275 edges. 275 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 05:59:36,240 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 275 transitions. [2022-04-08 05:59:36,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2022-04-08 05:59:36,241 INFO L491 BasicCegarLoop]: Found error trace [2022-04-08 05:59:36,241 INFO L499 BasicCegarLoop]: trace histogram [5, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-08 05:59:36,257 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2022-04-08 05:59:36,456 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,SelfDestructingSolverStorable8 [2022-04-08 05:59:36,456 INFO L403 AbstractCegarLoop]: === Iteration 10 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-08 05:59:36,456 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-08 05:59:36,456 INFO L85 PathProgramCache]: Analyzing trace with hash -368004398, now seen corresponding path program 3 times [2022-04-08 05:59:36,457 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-08 05:59:36,457 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [728994888] [2022-04-08 05:59:36,457 INFO L202 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-04-08 05:59:36,457 INFO L85 PathProgramCache]: Analyzing trace with hash -368004398, now seen corresponding path program 4 times [2022-04-08 05:59:36,457 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-08 05:59:36,457 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1527926990] [2022-04-08 05:59:36,457 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-08 05:59:36,457 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-08 05:59:36,486 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-04-08 05:59:36,486 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1622306927] [2022-04-08 05:59:36,486 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-04-08 05:59:36,486 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-08 05:59:36,486 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-08 05:59:36,488 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) [2022-04-08 05:59:36,488 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2022-04-08 05:59:36,526 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-04-08 05:59:36,526 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-08 05:59:36,527 INFO L263 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 8 conjunts are in the unsatisfiable core [2022-04-08 05:59:36,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 05:59:36,534 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-08 05:59:36,764 INFO L272 TraceCheckUtils]: 0: Hoare triple {8232#true} call ULTIMATE.init(); {8232#true} is VALID [2022-04-08 05:59:36,764 INFO L290 TraceCheckUtils]: 1: Hoare triple {8232#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(11, 2);call #Ultimate.allocInit(12, 3); {8232#true} is VALID [2022-04-08 05:59:36,764 INFO L290 TraceCheckUtils]: 2: Hoare triple {8232#true} assume true; {8232#true} is VALID [2022-04-08 05:59:36,764 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {8232#true} {8232#true} #112#return; {8232#true} is VALID [2022-04-08 05:59:36,765 INFO L272 TraceCheckUtils]: 4: Hoare triple {8232#true} call #t~ret6 := main(); {8232#true} is VALID [2022-04-08 05:59:36,765 INFO L290 TraceCheckUtils]: 5: Hoare triple {8232#true} havoc ~x~0;havoc ~y~0;havoc ~a~0;havoc ~b~0;havoc ~p~0;havoc ~q~0;havoc ~r~0;havoc ~s~0;assume -2147483648 <= #t~nondet4 && #t~nondet4 <= 2147483647;~x~0 := #t~nondet4;havoc #t~nondet4; {8232#true} is VALID [2022-04-08 05:59:36,765 INFO L272 TraceCheckUtils]: 6: Hoare triple {8232#true} call assume_abort_if_not((if ~x~0 >= 0 && ~x~0 <= 10 then 1 else 0)); {8232#true} is VALID [2022-04-08 05:59:36,765 INFO L290 TraceCheckUtils]: 7: Hoare triple {8232#true} ~cond := #in~cond; {8232#true} is VALID [2022-04-08 05:59:36,765 INFO L290 TraceCheckUtils]: 8: Hoare triple {8232#true} assume !(0 == ~cond); {8232#true} is VALID [2022-04-08 05:59:36,765 INFO L290 TraceCheckUtils]: 9: Hoare triple {8232#true} assume true; {8232#true} is VALID [2022-04-08 05:59:36,765 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {8232#true} {8232#true} #94#return; {8232#true} is VALID [2022-04-08 05:59:36,765 INFO L290 TraceCheckUtils]: 11: Hoare triple {8232#true} assume -2147483648 <= #t~nondet5 && #t~nondet5 <= 2147483647;~y~0 := #t~nondet5;havoc #t~nondet5; {8232#true} is VALID [2022-04-08 05:59:36,765 INFO L272 TraceCheckUtils]: 12: Hoare triple {8232#true} call assume_abort_if_not((if ~y~0 >= 0 && ~y~0 <= 10 then 1 else 0)); {8232#true} is VALID [2022-04-08 05:59:36,765 INFO L290 TraceCheckUtils]: 13: Hoare triple {8232#true} ~cond := #in~cond; {8232#true} is VALID [2022-04-08 05:59:36,765 INFO L290 TraceCheckUtils]: 14: Hoare triple {8232#true} assume !(0 == ~cond); {8232#true} is VALID [2022-04-08 05:59:36,765 INFO L290 TraceCheckUtils]: 15: Hoare triple {8232#true} assume true; {8232#true} is VALID [2022-04-08 05:59:36,765 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {8232#true} {8232#true} #96#return; {8232#true} is VALID [2022-04-08 05:59:36,766 INFO L272 TraceCheckUtils]: 17: Hoare triple {8232#true} call assume_abort_if_not((if ~x~0 >= 1 then 1 else 0)); {8232#true} is VALID [2022-04-08 05:59:36,766 INFO L290 TraceCheckUtils]: 18: Hoare triple {8232#true} ~cond := #in~cond; {8232#true} is VALID [2022-04-08 05:59:36,766 INFO L290 TraceCheckUtils]: 19: Hoare triple {8232#true} assume !(0 == ~cond); {8232#true} is VALID [2022-04-08 05:59:36,766 INFO L290 TraceCheckUtils]: 20: Hoare triple {8232#true} assume true; {8232#true} is VALID [2022-04-08 05:59:36,766 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {8232#true} {8232#true} #98#return; {8232#true} is VALID [2022-04-08 05:59:36,766 INFO L272 TraceCheckUtils]: 22: Hoare triple {8232#true} call assume_abort_if_not((if ~y~0 >= 1 then 1 else 0)); {8232#true} is VALID [2022-04-08 05:59:36,766 INFO L290 TraceCheckUtils]: 23: Hoare triple {8232#true} ~cond := #in~cond; {8232#true} is VALID [2022-04-08 05:59:36,766 INFO L290 TraceCheckUtils]: 24: Hoare triple {8232#true} assume !(0 == ~cond); {8232#true} is VALID [2022-04-08 05:59:36,766 INFO L290 TraceCheckUtils]: 25: Hoare triple {8232#true} assume true; {8232#true} is VALID [2022-04-08 05:59:36,766 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {8232#true} {8232#true} #100#return; {8232#true} is VALID [2022-04-08 05:59:36,766 INFO L290 TraceCheckUtils]: 27: Hoare triple {8232#true} ~a~0 := ~x~0;~b~0 := ~y~0;~p~0 := 1;~q~0 := 0;~r~0 := 0;~s~0 := 1; {8232#true} is VALID [2022-04-08 05:59:36,766 INFO L290 TraceCheckUtils]: 28: Hoare triple {8232#true} assume !false; {8232#true} is VALID [2022-04-08 05:59:36,766 INFO L290 TraceCheckUtils]: 29: Hoare triple {8232#true} assume !!(0 != ~b~0);havoc ~c~0;havoc ~k~0;~c~0 := ~a~0;~k~0 := 0; {8232#true} is VALID [2022-04-08 05:59:36,766 INFO L290 TraceCheckUtils]: 30: Hoare triple {8232#true} assume !false; {8232#true} is VALID [2022-04-08 05:59:36,767 INFO L290 TraceCheckUtils]: 31: Hoare triple {8232#true} assume !(~c~0 >= ~b~0); {8330#(not (<= main_~b~0 main_~c~0))} is VALID [2022-04-08 05:59:36,767 INFO L290 TraceCheckUtils]: 32: Hoare triple {8330#(not (<= main_~b~0 main_~c~0))} ~a~0 := ~b~0;~b~0 := ~c~0;havoc ~temp~0;~temp~0 := ~p~0;~p~0 := ~q~0;~q~0 := ~temp~0 - ~q~0 * ~k~0;~temp~0 := ~r~0;~r~0 := ~s~0;~s~0 := ~temp~0 - ~s~0 * ~k~0; {8334#(< main_~b~0 main_~a~0)} is VALID [2022-04-08 05:59:36,768 INFO L290 TraceCheckUtils]: 33: Hoare triple {8334#(< main_~b~0 main_~a~0)} assume !false; {8334#(< main_~b~0 main_~a~0)} is VALID [2022-04-08 05:59:36,768 INFO L290 TraceCheckUtils]: 34: Hoare triple {8334#(< main_~b~0 main_~a~0)} assume !!(0 != ~b~0);havoc ~c~0;havoc ~k~0;~c~0 := ~a~0;~k~0 := 0; {8341#(< main_~b~0 main_~c~0)} is VALID [2022-04-08 05:59:36,768 INFO L290 TraceCheckUtils]: 35: Hoare triple {8341#(< main_~b~0 main_~c~0)} assume !false; {8341#(< main_~b~0 main_~c~0)} is VALID [2022-04-08 05:59:36,769 INFO L290 TraceCheckUtils]: 36: Hoare triple {8341#(< main_~b~0 main_~c~0)} assume !!(~c~0 >= ~b~0);havoc ~d~0;havoc ~v~0;~d~0 := 1;~v~0 := ~b~0; {8348#(< main_~v~0 main_~c~0)} is VALID [2022-04-08 05:59:36,769 INFO L290 TraceCheckUtils]: 37: Hoare triple {8348#(< main_~v~0 main_~c~0)} assume !false; {8348#(< main_~v~0 main_~c~0)} is VALID [2022-04-08 05:59:36,769 INFO L272 TraceCheckUtils]: 38: Hoare triple {8348#(< main_~v~0 main_~c~0)} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {8232#true} is VALID [2022-04-08 05:59:36,769 INFO L290 TraceCheckUtils]: 39: Hoare triple {8232#true} ~cond := #in~cond; {8232#true} is VALID [2022-04-08 05:59:36,769 INFO L290 TraceCheckUtils]: 40: Hoare triple {8232#true} assume !(0 == ~cond); {8232#true} is VALID [2022-04-08 05:59:36,769 INFO L290 TraceCheckUtils]: 41: Hoare triple {8232#true} assume true; {8232#true} is VALID [2022-04-08 05:59:36,770 INFO L284 TraceCheckUtils]: 42: Hoare quadruple {8232#true} {8348#(< main_~v~0 main_~c~0)} #102#return; {8348#(< main_~v~0 main_~c~0)} is VALID [2022-04-08 05:59:36,770 INFO L272 TraceCheckUtils]: 43: Hoare triple {8348#(< main_~v~0 main_~c~0)} call __VERIFIER_assert((if ~b~0 == ~x~0 * ~q~0 + ~y~0 * ~s~0 then 1 else 0)); {8232#true} is VALID [2022-04-08 05:59:36,770 INFO L290 TraceCheckUtils]: 44: Hoare triple {8232#true} ~cond := #in~cond; {8232#true} is VALID [2022-04-08 05:59:36,770 INFO L290 TraceCheckUtils]: 45: Hoare triple {8232#true} assume !(0 == ~cond); {8232#true} is VALID [2022-04-08 05:59:36,770 INFO L290 TraceCheckUtils]: 46: Hoare triple {8232#true} assume true; {8232#true} is VALID [2022-04-08 05:59:36,771 INFO L284 TraceCheckUtils]: 47: Hoare quadruple {8232#true} {8348#(< main_~v~0 main_~c~0)} #104#return; {8348#(< main_~v~0 main_~c~0)} is VALID [2022-04-08 05:59:36,771 INFO L272 TraceCheckUtils]: 48: Hoare triple {8348#(< main_~v~0 main_~c~0)} call __VERIFIER_assert((if ~a~0 == ~k~0 * ~b~0 + ~c~0 then 1 else 0)); {8232#true} is VALID [2022-04-08 05:59:36,771 INFO L290 TraceCheckUtils]: 49: Hoare triple {8232#true} ~cond := #in~cond; {8232#true} is VALID [2022-04-08 05:59:36,771 INFO L290 TraceCheckUtils]: 50: Hoare triple {8232#true} assume !(0 == ~cond); {8232#true} is VALID [2022-04-08 05:59:36,771 INFO L290 TraceCheckUtils]: 51: Hoare triple {8232#true} assume true; {8232#true} is VALID [2022-04-08 05:59:36,771 INFO L284 TraceCheckUtils]: 52: Hoare quadruple {8232#true} {8348#(< main_~v~0 main_~c~0)} #106#return; {8348#(< main_~v~0 main_~c~0)} is VALID [2022-04-08 05:59:36,772 INFO L272 TraceCheckUtils]: 53: Hoare triple {8348#(< main_~v~0 main_~c~0)} call __VERIFIER_assert((if ~v~0 == ~b~0 * ~d~0 then 1 else 0)); {8232#true} is VALID [2022-04-08 05:59:36,772 INFO L290 TraceCheckUtils]: 54: Hoare triple {8232#true} ~cond := #in~cond; {8232#true} is VALID [2022-04-08 05:59:36,772 INFO L290 TraceCheckUtils]: 55: Hoare triple {8232#true} assume !(0 == ~cond); {8232#true} is VALID [2022-04-08 05:59:36,772 INFO L290 TraceCheckUtils]: 56: Hoare triple {8232#true} assume true; {8232#true} is VALID [2022-04-08 05:59:36,772 INFO L284 TraceCheckUtils]: 57: Hoare quadruple {8232#true} {8348#(< main_~v~0 main_~c~0)} #108#return; {8348#(< main_~v~0 main_~c~0)} is VALID [2022-04-08 05:59:36,772 INFO L290 TraceCheckUtils]: 58: Hoare triple {8348#(< main_~v~0 main_~c~0)} assume !(~c~0 >= 2 * ~v~0); {8348#(< main_~v~0 main_~c~0)} is VALID [2022-04-08 05:59:36,773 INFO L290 TraceCheckUtils]: 59: Hoare triple {8348#(< main_~v~0 main_~c~0)} ~c~0 := ~c~0 - ~v~0;~k~0 := ~k~0 + ~d~0; {8418#(< 0 main_~c~0)} is VALID [2022-04-08 05:59:36,773 INFO L290 TraceCheckUtils]: 60: Hoare triple {8418#(< 0 main_~c~0)} assume !false; {8418#(< 0 main_~c~0)} is VALID [2022-04-08 05:59:36,774 INFO L290 TraceCheckUtils]: 61: Hoare triple {8418#(< 0 main_~c~0)} assume !(~c~0 >= ~b~0); {8418#(< 0 main_~c~0)} is VALID [2022-04-08 05:59:36,774 INFO L290 TraceCheckUtils]: 62: Hoare triple {8418#(< 0 main_~c~0)} ~a~0 := ~b~0;~b~0 := ~c~0;havoc ~temp~0;~temp~0 := ~p~0;~p~0 := ~q~0;~q~0 := ~temp~0 - ~q~0 * ~k~0;~temp~0 := ~r~0;~r~0 := ~s~0;~s~0 := ~temp~0 - ~s~0 * ~k~0; {8428#(< 0 main_~b~0)} is VALID [2022-04-08 05:59:36,774 INFO L290 TraceCheckUtils]: 63: Hoare triple {8428#(< 0 main_~b~0)} assume !false; {8428#(< 0 main_~b~0)} is VALID [2022-04-08 05:59:36,775 INFO L290 TraceCheckUtils]: 64: Hoare triple {8428#(< 0 main_~b~0)} assume !(0 != ~b~0); {8233#false} is VALID [2022-04-08 05:59:36,775 INFO L272 TraceCheckUtils]: 65: Hoare triple {8233#false} call __VERIFIER_assert((if ~p~0 * ~x~0 - ~q~0 * ~x~0 + ~r~0 * ~y~0 - ~s~0 * ~y~0 == ~a~0 then 1 else 0)); {8233#false} is VALID [2022-04-08 05:59:36,775 INFO L290 TraceCheckUtils]: 66: Hoare triple {8233#false} ~cond := #in~cond; {8233#false} is VALID [2022-04-08 05:59:36,775 INFO L290 TraceCheckUtils]: 67: Hoare triple {8233#false} assume 0 == ~cond; {8233#false} is VALID [2022-04-08 05:59:36,775 INFO L290 TraceCheckUtils]: 68: Hoare triple {8233#false} assume !false; {8233#false} is VALID [2022-04-08 05:59:36,775 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 16 proven. 5 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2022-04-08 05:59:36,775 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-08 05:59:36,985 INFO L290 TraceCheckUtils]: 68: Hoare triple {8233#false} assume !false; {8233#false} is VALID [2022-04-08 05:59:36,986 INFO L290 TraceCheckUtils]: 67: Hoare triple {8233#false} assume 0 == ~cond; {8233#false} is VALID [2022-04-08 05:59:36,986 INFO L290 TraceCheckUtils]: 66: Hoare triple {8233#false} ~cond := #in~cond; {8233#false} is VALID [2022-04-08 05:59:36,986 INFO L272 TraceCheckUtils]: 65: Hoare triple {8233#false} call __VERIFIER_assert((if ~p~0 * ~x~0 - ~q~0 * ~x~0 + ~r~0 * ~y~0 - ~s~0 * ~y~0 == ~a~0 then 1 else 0)); {8233#false} is VALID [2022-04-08 05:59:36,986 INFO L290 TraceCheckUtils]: 64: Hoare triple {8428#(< 0 main_~b~0)} assume !(0 != ~b~0); {8233#false} is VALID [2022-04-08 05:59:36,986 INFO L290 TraceCheckUtils]: 63: Hoare triple {8428#(< 0 main_~b~0)} assume !false; {8428#(< 0 main_~b~0)} is VALID [2022-04-08 05:59:36,987 INFO L290 TraceCheckUtils]: 62: Hoare triple {8418#(< 0 main_~c~0)} ~a~0 := ~b~0;~b~0 := ~c~0;havoc ~temp~0;~temp~0 := ~p~0;~p~0 := ~q~0;~q~0 := ~temp~0 - ~q~0 * ~k~0;~temp~0 := ~r~0;~r~0 := ~s~0;~s~0 := ~temp~0 - ~s~0 * ~k~0; {8428#(< 0 main_~b~0)} is VALID [2022-04-08 05:59:36,987 INFO L290 TraceCheckUtils]: 61: Hoare triple {8418#(< 0 main_~c~0)} assume !(~c~0 >= ~b~0); {8418#(< 0 main_~c~0)} is VALID [2022-04-08 05:59:36,987 INFO L290 TraceCheckUtils]: 60: Hoare triple {8418#(< 0 main_~c~0)} assume !false; {8418#(< 0 main_~c~0)} is VALID [2022-04-08 05:59:36,988 INFO L290 TraceCheckUtils]: 59: Hoare triple {8348#(< main_~v~0 main_~c~0)} ~c~0 := ~c~0 - ~v~0;~k~0 := ~k~0 + ~d~0; {8418#(< 0 main_~c~0)} is VALID [2022-04-08 05:59:36,988 INFO L290 TraceCheckUtils]: 58: Hoare triple {8348#(< main_~v~0 main_~c~0)} assume !(~c~0 >= 2 * ~v~0); {8348#(< main_~v~0 main_~c~0)} is VALID [2022-04-08 05:59:36,989 INFO L284 TraceCheckUtils]: 57: Hoare quadruple {8232#true} {8348#(< main_~v~0 main_~c~0)} #108#return; {8348#(< main_~v~0 main_~c~0)} is VALID [2022-04-08 05:59:36,989 INFO L290 TraceCheckUtils]: 56: Hoare triple {8232#true} assume true; {8232#true} is VALID [2022-04-08 05:59:36,989 INFO L290 TraceCheckUtils]: 55: Hoare triple {8232#true} assume !(0 == ~cond); {8232#true} is VALID [2022-04-08 05:59:36,989 INFO L290 TraceCheckUtils]: 54: Hoare triple {8232#true} ~cond := #in~cond; {8232#true} is VALID [2022-04-08 05:59:36,989 INFO L272 TraceCheckUtils]: 53: Hoare triple {8348#(< main_~v~0 main_~c~0)} call __VERIFIER_assert((if ~v~0 == ~b~0 * ~d~0 then 1 else 0)); {8232#true} is VALID [2022-04-08 05:59:36,989 INFO L284 TraceCheckUtils]: 52: Hoare quadruple {8232#true} {8348#(< main_~v~0 main_~c~0)} #106#return; {8348#(< main_~v~0 main_~c~0)} is VALID [2022-04-08 05:59:36,990 INFO L290 TraceCheckUtils]: 51: Hoare triple {8232#true} assume true; {8232#true} is VALID [2022-04-08 05:59:36,990 INFO L290 TraceCheckUtils]: 50: Hoare triple {8232#true} assume !(0 == ~cond); {8232#true} is VALID [2022-04-08 05:59:36,990 INFO L290 TraceCheckUtils]: 49: Hoare triple {8232#true} ~cond := #in~cond; {8232#true} is VALID [2022-04-08 05:59:36,990 INFO L272 TraceCheckUtils]: 48: Hoare triple {8348#(< main_~v~0 main_~c~0)} call __VERIFIER_assert((if ~a~0 == ~k~0 * ~b~0 + ~c~0 then 1 else 0)); {8232#true} is VALID [2022-04-08 05:59:36,990 INFO L284 TraceCheckUtils]: 47: Hoare quadruple {8232#true} {8348#(< main_~v~0 main_~c~0)} #104#return; {8348#(< main_~v~0 main_~c~0)} is VALID [2022-04-08 05:59:36,990 INFO L290 TraceCheckUtils]: 46: Hoare triple {8232#true} assume true; {8232#true} is VALID [2022-04-08 05:59:36,990 INFO L290 TraceCheckUtils]: 45: Hoare triple {8232#true} assume !(0 == ~cond); {8232#true} is VALID [2022-04-08 05:59:36,991 INFO L290 TraceCheckUtils]: 44: Hoare triple {8232#true} ~cond := #in~cond; {8232#true} is VALID [2022-04-08 05:59:36,991 INFO L272 TraceCheckUtils]: 43: Hoare triple {8348#(< main_~v~0 main_~c~0)} call __VERIFIER_assert((if ~b~0 == ~x~0 * ~q~0 + ~y~0 * ~s~0 then 1 else 0)); {8232#true} is VALID [2022-04-08 05:59:36,991 INFO L284 TraceCheckUtils]: 42: Hoare quadruple {8232#true} {8348#(< main_~v~0 main_~c~0)} #102#return; {8348#(< main_~v~0 main_~c~0)} is VALID [2022-04-08 05:59:36,991 INFO L290 TraceCheckUtils]: 41: Hoare triple {8232#true} assume true; {8232#true} is VALID [2022-04-08 05:59:36,991 INFO L290 TraceCheckUtils]: 40: Hoare triple {8232#true} assume !(0 == ~cond); {8232#true} is VALID [2022-04-08 05:59:36,991 INFO L290 TraceCheckUtils]: 39: Hoare triple {8232#true} ~cond := #in~cond; {8232#true} is VALID [2022-04-08 05:59:36,992 INFO L272 TraceCheckUtils]: 38: Hoare triple {8348#(< main_~v~0 main_~c~0)} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {8232#true} is VALID [2022-04-08 05:59:36,992 INFO L290 TraceCheckUtils]: 37: Hoare triple {8348#(< main_~v~0 main_~c~0)} assume !false; {8348#(< main_~v~0 main_~c~0)} is VALID [2022-04-08 05:59:36,992 INFO L290 TraceCheckUtils]: 36: Hoare triple {8341#(< main_~b~0 main_~c~0)} assume !!(~c~0 >= ~b~0);havoc ~d~0;havoc ~v~0;~d~0 := 1;~v~0 := ~b~0; {8348#(< main_~v~0 main_~c~0)} is VALID [2022-04-08 05:59:36,992 INFO L290 TraceCheckUtils]: 35: Hoare triple {8341#(< main_~b~0 main_~c~0)} assume !false; {8341#(< main_~b~0 main_~c~0)} is VALID [2022-04-08 05:59:36,993 INFO L290 TraceCheckUtils]: 34: Hoare triple {8334#(< main_~b~0 main_~a~0)} assume !!(0 != ~b~0);havoc ~c~0;havoc ~k~0;~c~0 := ~a~0;~k~0 := 0; {8341#(< main_~b~0 main_~c~0)} is VALID [2022-04-08 05:59:36,993 INFO L290 TraceCheckUtils]: 33: Hoare triple {8334#(< main_~b~0 main_~a~0)} assume !false; {8334#(< main_~b~0 main_~a~0)} is VALID [2022-04-08 05:59:36,994 INFO L290 TraceCheckUtils]: 32: Hoare triple {8330#(not (<= main_~b~0 main_~c~0))} ~a~0 := ~b~0;~b~0 := ~c~0;havoc ~temp~0;~temp~0 := ~p~0;~p~0 := ~q~0;~q~0 := ~temp~0 - ~q~0 * ~k~0;~temp~0 := ~r~0;~r~0 := ~s~0;~s~0 := ~temp~0 - ~s~0 * ~k~0; {8334#(< main_~b~0 main_~a~0)} is VALID [2022-04-08 05:59:36,994 INFO L290 TraceCheckUtils]: 31: Hoare triple {8232#true} assume !(~c~0 >= ~b~0); {8330#(not (<= main_~b~0 main_~c~0))} is VALID [2022-04-08 05:59:36,994 INFO L290 TraceCheckUtils]: 30: Hoare triple {8232#true} assume !false; {8232#true} is VALID [2022-04-08 05:59:36,994 INFO L290 TraceCheckUtils]: 29: Hoare triple {8232#true} assume !!(0 != ~b~0);havoc ~c~0;havoc ~k~0;~c~0 := ~a~0;~k~0 := 0; {8232#true} is VALID [2022-04-08 05:59:36,994 INFO L290 TraceCheckUtils]: 28: Hoare triple {8232#true} assume !false; {8232#true} is VALID [2022-04-08 05:59:36,994 INFO L290 TraceCheckUtils]: 27: Hoare triple {8232#true} ~a~0 := ~x~0;~b~0 := ~y~0;~p~0 := 1;~q~0 := 0;~r~0 := 0;~s~0 := 1; {8232#true} is VALID [2022-04-08 05:59:36,994 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {8232#true} {8232#true} #100#return; {8232#true} is VALID [2022-04-08 05:59:36,994 INFO L290 TraceCheckUtils]: 25: Hoare triple {8232#true} assume true; {8232#true} is VALID [2022-04-08 05:59:36,994 INFO L290 TraceCheckUtils]: 24: Hoare triple {8232#true} assume !(0 == ~cond); {8232#true} is VALID [2022-04-08 05:59:36,994 INFO L290 TraceCheckUtils]: 23: Hoare triple {8232#true} ~cond := #in~cond; {8232#true} is VALID [2022-04-08 05:59:36,994 INFO L272 TraceCheckUtils]: 22: Hoare triple {8232#true} call assume_abort_if_not((if ~y~0 >= 1 then 1 else 0)); {8232#true} is VALID [2022-04-08 05:59:36,995 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {8232#true} {8232#true} #98#return; {8232#true} is VALID [2022-04-08 05:59:36,995 INFO L290 TraceCheckUtils]: 20: Hoare triple {8232#true} assume true; {8232#true} is VALID [2022-04-08 05:59:36,995 INFO L290 TraceCheckUtils]: 19: Hoare triple {8232#true} assume !(0 == ~cond); {8232#true} is VALID [2022-04-08 05:59:36,995 INFO L290 TraceCheckUtils]: 18: Hoare triple {8232#true} ~cond := #in~cond; {8232#true} is VALID [2022-04-08 05:59:36,995 INFO L272 TraceCheckUtils]: 17: Hoare triple {8232#true} call assume_abort_if_not((if ~x~0 >= 1 then 1 else 0)); {8232#true} is VALID [2022-04-08 05:59:36,995 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {8232#true} {8232#true} #96#return; {8232#true} is VALID [2022-04-08 05:59:36,995 INFO L290 TraceCheckUtils]: 15: Hoare triple {8232#true} assume true; {8232#true} is VALID [2022-04-08 05:59:36,995 INFO L290 TraceCheckUtils]: 14: Hoare triple {8232#true} assume !(0 == ~cond); {8232#true} is VALID [2022-04-08 05:59:36,995 INFO L290 TraceCheckUtils]: 13: Hoare triple {8232#true} ~cond := #in~cond; {8232#true} is VALID [2022-04-08 05:59:36,995 INFO L272 TraceCheckUtils]: 12: Hoare triple {8232#true} call assume_abort_if_not((if ~y~0 >= 0 && ~y~0 <= 10 then 1 else 0)); {8232#true} is VALID [2022-04-08 05:59:36,995 INFO L290 TraceCheckUtils]: 11: Hoare triple {8232#true} assume -2147483648 <= #t~nondet5 && #t~nondet5 <= 2147483647;~y~0 := #t~nondet5;havoc #t~nondet5; {8232#true} is VALID [2022-04-08 05:59:36,995 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {8232#true} {8232#true} #94#return; {8232#true} is VALID [2022-04-08 05:59:36,995 INFO L290 TraceCheckUtils]: 9: Hoare triple {8232#true} assume true; {8232#true} is VALID [2022-04-08 05:59:36,996 INFO L290 TraceCheckUtils]: 8: Hoare triple {8232#true} assume !(0 == ~cond); {8232#true} is VALID [2022-04-08 05:59:36,996 INFO L290 TraceCheckUtils]: 7: Hoare triple {8232#true} ~cond := #in~cond; {8232#true} is VALID [2022-04-08 05:59:36,996 INFO L272 TraceCheckUtils]: 6: Hoare triple {8232#true} call assume_abort_if_not((if ~x~0 >= 0 && ~x~0 <= 10 then 1 else 0)); {8232#true} is VALID [2022-04-08 05:59:36,996 INFO L290 TraceCheckUtils]: 5: Hoare triple {8232#true} havoc ~x~0;havoc ~y~0;havoc ~a~0;havoc ~b~0;havoc ~p~0;havoc ~q~0;havoc ~r~0;havoc ~s~0;assume -2147483648 <= #t~nondet4 && #t~nondet4 <= 2147483647;~x~0 := #t~nondet4;havoc #t~nondet4; {8232#true} is VALID [2022-04-08 05:59:36,996 INFO L272 TraceCheckUtils]: 4: Hoare triple {8232#true} call #t~ret6 := main(); {8232#true} is VALID [2022-04-08 05:59:36,996 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {8232#true} {8232#true} #112#return; {8232#true} is VALID [2022-04-08 05:59:36,996 INFO L290 TraceCheckUtils]: 2: Hoare triple {8232#true} assume true; {8232#true} is VALID [2022-04-08 05:59:36,996 INFO L290 TraceCheckUtils]: 1: Hoare triple {8232#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(11, 2);call #Ultimate.allocInit(12, 3); {8232#true} is VALID [2022-04-08 05:59:36,996 INFO L272 TraceCheckUtils]: 0: Hoare triple {8232#true} call ULTIMATE.init(); {8232#true} is VALID [2022-04-08 05:59:36,996 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 16 proven. 5 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2022-04-08 05:59:36,996 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-08 05:59:36,996 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1527926990] [2022-04-08 05:59:36,997 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-04-08 05:59:36,997 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1622306927] [2022-04-08 05:59:36,997 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1622306927] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-08 05:59:36,997 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-04-08 05:59:36,997 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 8 [2022-04-08 05:59:36,997 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-08 05:59:36,997 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [728994888] [2022-04-08 05:59:36,997 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [728994888] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 05:59:36,997 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 05:59:36,997 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-04-08 05:59:36,997 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1504196030] [2022-04-08 05:59:36,997 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-08 05:59:36,998 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 3.875) internal successors, (31), 8 states have internal predecessors, (31), 3 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 69 [2022-04-08 05:59:36,998 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-08 05:59:36,998 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 8 states, 8 states have (on average 3.875) internal successors, (31), 8 states have internal predecessors, (31), 3 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-04-08 05:59:37,033 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 51 edges. 51 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 05:59:37,034 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-04-08 05:59:37,034 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-08 05:59:37,034 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-04-08 05:59:37,034 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2022-04-08 05:59:37,034 INFO L87 Difference]: Start difference. First operand 193 states and 275 transitions. Second operand has 8 states, 8 states have (on average 3.875) internal successors, (31), 8 states have internal predecessors, (31), 3 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-04-08 05:59:38,729 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 05:59:38,729 INFO L93 Difference]: Finished difference Result 288 states and 424 transitions. [2022-04-08 05:59:38,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-04-08 05:59:38,729 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 3.875) internal successors, (31), 8 states have internal predecessors, (31), 3 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 69 [2022-04-08 05:59:38,730 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-08 05:59:38,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8 states, 8 states have (on average 3.875) internal successors, (31), 8 states have internal predecessors, (31), 3 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-04-08 05:59:38,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 158 transitions. [2022-04-08 05:59:38,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8 states, 8 states have (on average 3.875) internal successors, (31), 8 states have internal predecessors, (31), 3 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-04-08 05:59:38,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 158 transitions. [2022-04-08 05:59:38,734 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 15 states and 158 transitions. [2022-04-08 05:59:38,859 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 158 edges. 158 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 05:59:38,865 INFO L225 Difference]: With dead ends: 288 [2022-04-08 05:59:38,865 INFO L226 Difference]: Without dead ends: 281 [2022-04-08 05:59:38,865 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 153 GetRequests, 134 SyntacticMatches, 2 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=93, Invalid=249, Unknown=0, NotChecked=0, Total=342 [2022-04-08 05:59:38,866 INFO L913 BasicCegarLoop]: 87 mSDtfsCounter, 46 mSDsluCounter, 231 mSDsCounter, 0 mSdLazyCounter, 280 mSolverCounterSat, 83 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 50 SdHoareTripleChecker+Valid, 318 SdHoareTripleChecker+Invalid, 363 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 83 IncrementalHoareTripleChecker+Valid, 280 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-04-08 05:59:38,866 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [50 Valid, 318 Invalid, 363 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [83 Valid, 280 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-04-08 05:59:38,866 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 281 states. [2022-04-08 05:59:39,342 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 281 to 208. [2022-04-08 05:59:39,342 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-08 05:59:39,343 INFO L82 GeneralOperation]: Start isEquivalent. First operand 281 states. Second operand has 208 states, 116 states have (on average 1.206896551724138) internal successors, (140), 122 states have internal predecessors, (140), 79 states have call successors, (79), 13 states have call predecessors, (79), 12 states have return successors, (77), 72 states have call predecessors, (77), 77 states have call successors, (77) [2022-04-08 05:59:39,343 INFO L74 IsIncluded]: Start isIncluded. First operand 281 states. Second operand has 208 states, 116 states have (on average 1.206896551724138) internal successors, (140), 122 states have internal predecessors, (140), 79 states have call successors, (79), 13 states have call predecessors, (79), 12 states have return successors, (77), 72 states have call predecessors, (77), 77 states have call successors, (77) [2022-04-08 05:59:39,343 INFO L87 Difference]: Start difference. First operand 281 states. Second operand has 208 states, 116 states have (on average 1.206896551724138) internal successors, (140), 122 states have internal predecessors, (140), 79 states have call successors, (79), 13 states have call predecessors, (79), 12 states have return successors, (77), 72 states have call predecessors, (77), 77 states have call successors, (77) [2022-04-08 05:59:39,351 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 05:59:39,351 INFO L93 Difference]: Finished difference Result 281 states and 417 transitions. [2022-04-08 05:59:39,351 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 417 transitions. [2022-04-08 05:59:39,353 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 05:59:39,353 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 05:59:39,353 INFO L74 IsIncluded]: Start isIncluded. First operand has 208 states, 116 states have (on average 1.206896551724138) internal successors, (140), 122 states have internal predecessors, (140), 79 states have call successors, (79), 13 states have call predecessors, (79), 12 states have return successors, (77), 72 states have call predecessors, (77), 77 states have call successors, (77) Second operand 281 states. [2022-04-08 05:59:39,353 INFO L87 Difference]: Start difference. First operand has 208 states, 116 states have (on average 1.206896551724138) internal successors, (140), 122 states have internal predecessors, (140), 79 states have call successors, (79), 13 states have call predecessors, (79), 12 states have return successors, (77), 72 states have call predecessors, (77), 77 states have call successors, (77) Second operand 281 states. [2022-04-08 05:59:39,363 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 05:59:39,363 INFO L93 Difference]: Finished difference Result 281 states and 417 transitions. [2022-04-08 05:59:39,363 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 417 transitions. [2022-04-08 05:59:39,392 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 05:59:39,392 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 05:59:39,392 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-08 05:59:39,392 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-08 05:59:39,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 208 states, 116 states have (on average 1.206896551724138) internal successors, (140), 122 states have internal predecessors, (140), 79 states have call successors, (79), 13 states have call predecessors, (79), 12 states have return successors, (77), 72 states have call predecessors, (77), 77 states have call successors, (77) [2022-04-08 05:59:39,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 208 states and 296 transitions. [2022-04-08 05:59:39,398 INFO L78 Accepts]: Start accepts. Automaton has 208 states and 296 transitions. Word has length 69 [2022-04-08 05:59:39,398 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-08 05:59:39,398 INFO L478 AbstractCegarLoop]: Abstraction has 208 states and 296 transitions. [2022-04-08 05:59:39,398 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 3.875) internal successors, (31), 8 states have internal predecessors, (31), 3 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-04-08 05:59:39,398 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 208 states and 296 transitions. [2022-04-08 05:59:39,787 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 296 edges. 296 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 05:59:39,788 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 296 transitions. [2022-04-08 05:59:39,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2022-04-08 05:59:39,801 INFO L491 BasicCegarLoop]: Found error trace [2022-04-08 05:59:39,801 INFO L499 BasicCegarLoop]: trace histogram [8, 7, 7, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-08 05:59:39,817 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2022-04-08 05:59:40,017 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2022-04-08 05:59:40,017 INFO L403 AbstractCegarLoop]: === Iteration 11 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-08 05:59:40,018 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-08 05:59:40,018 INFO L85 PathProgramCache]: Analyzing trace with hash -298771846, now seen corresponding path program 1 times [2022-04-08 05:59:40,018 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-08 05:59:40,018 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [383125591] [2022-04-08 05:59:40,018 INFO L202 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-04-08 05:59:40,018 INFO L85 PathProgramCache]: Analyzing trace with hash -298771846, now seen corresponding path program 2 times [2022-04-08 05:59:40,018 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-08 05:59:40,019 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1249610219] [2022-04-08 05:59:40,019 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-08 05:59:40,019 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-08 05:59:40,041 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-04-08 05:59:40,041 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1020490731] [2022-04-08 05:59:40,041 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-04-08 05:59:40,042 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-08 05:59:40,042 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-08 05:59:40,048 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) [2022-04-08 05:59:40,051 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2022-04-08 05:59:40,096 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-04-08 05:59:40,097 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-08 05:59:40,097 INFO L263 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 11 conjunts are in the unsatisfiable core [2022-04-08 05:59:40,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 05:59:40,121 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-08 05:59:40,284 INFO L272 TraceCheckUtils]: 0: Hoare triple {10234#true} call ULTIMATE.init(); {10234#true} is VALID [2022-04-08 05:59:40,284 INFO L290 TraceCheckUtils]: 1: Hoare triple {10234#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(11, 2);call #Ultimate.allocInit(12, 3); {10234#true} is VALID [2022-04-08 05:59:40,284 INFO L290 TraceCheckUtils]: 2: Hoare triple {10234#true} assume true; {10234#true} is VALID [2022-04-08 05:59:40,284 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {10234#true} {10234#true} #112#return; {10234#true} is VALID [2022-04-08 05:59:40,284 INFO L272 TraceCheckUtils]: 4: Hoare triple {10234#true} call #t~ret6 := main(); {10234#true} is VALID [2022-04-08 05:59:40,284 INFO L290 TraceCheckUtils]: 5: Hoare triple {10234#true} havoc ~x~0;havoc ~y~0;havoc ~a~0;havoc ~b~0;havoc ~p~0;havoc ~q~0;havoc ~r~0;havoc ~s~0;assume -2147483648 <= #t~nondet4 && #t~nondet4 <= 2147483647;~x~0 := #t~nondet4;havoc #t~nondet4; {10234#true} is VALID [2022-04-08 05:59:40,284 INFO L272 TraceCheckUtils]: 6: Hoare triple {10234#true} call assume_abort_if_not((if ~x~0 >= 0 && ~x~0 <= 10 then 1 else 0)); {10234#true} is VALID [2022-04-08 05:59:40,284 INFO L290 TraceCheckUtils]: 7: Hoare triple {10234#true} ~cond := #in~cond; {10234#true} is VALID [2022-04-08 05:59:40,285 INFO L290 TraceCheckUtils]: 8: Hoare triple {10234#true} assume !(0 == ~cond); {10234#true} is VALID [2022-04-08 05:59:40,285 INFO L290 TraceCheckUtils]: 9: Hoare triple {10234#true} assume true; {10234#true} is VALID [2022-04-08 05:59:40,285 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {10234#true} {10234#true} #94#return; {10234#true} is VALID [2022-04-08 05:59:40,285 INFO L290 TraceCheckUtils]: 11: Hoare triple {10234#true} assume -2147483648 <= #t~nondet5 && #t~nondet5 <= 2147483647;~y~0 := #t~nondet5;havoc #t~nondet5; {10234#true} is VALID [2022-04-08 05:59:40,285 INFO L272 TraceCheckUtils]: 12: Hoare triple {10234#true} call assume_abort_if_not((if ~y~0 >= 0 && ~y~0 <= 10 then 1 else 0)); {10234#true} is VALID [2022-04-08 05:59:40,285 INFO L290 TraceCheckUtils]: 13: Hoare triple {10234#true} ~cond := #in~cond; {10234#true} is VALID [2022-04-08 05:59:40,285 INFO L290 TraceCheckUtils]: 14: Hoare triple {10234#true} assume !(0 == ~cond); {10234#true} is VALID [2022-04-08 05:59:40,285 INFO L290 TraceCheckUtils]: 15: Hoare triple {10234#true} assume true; {10234#true} is VALID [2022-04-08 05:59:40,285 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {10234#true} {10234#true} #96#return; {10234#true} is VALID [2022-04-08 05:59:40,285 INFO L272 TraceCheckUtils]: 17: Hoare triple {10234#true} call assume_abort_if_not((if ~x~0 >= 1 then 1 else 0)); {10234#true} is VALID [2022-04-08 05:59:40,285 INFO L290 TraceCheckUtils]: 18: Hoare triple {10234#true} ~cond := #in~cond; {10234#true} is VALID [2022-04-08 05:59:40,285 INFO L290 TraceCheckUtils]: 19: Hoare triple {10234#true} assume !(0 == ~cond); {10234#true} is VALID [2022-04-08 05:59:40,285 INFO L290 TraceCheckUtils]: 20: Hoare triple {10234#true} assume true; {10234#true} is VALID [2022-04-08 05:59:40,286 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {10234#true} {10234#true} #98#return; {10234#true} is VALID [2022-04-08 05:59:40,286 INFO L272 TraceCheckUtils]: 22: Hoare triple {10234#true} call assume_abort_if_not((if ~y~0 >= 1 then 1 else 0)); {10234#true} is VALID [2022-04-08 05:59:40,286 INFO L290 TraceCheckUtils]: 23: Hoare triple {10234#true} ~cond := #in~cond; {10234#true} is VALID [2022-04-08 05:59:40,286 INFO L290 TraceCheckUtils]: 24: Hoare triple {10234#true} assume !(0 == ~cond); {10234#true} is VALID [2022-04-08 05:59:40,286 INFO L290 TraceCheckUtils]: 25: Hoare triple {10234#true} assume true; {10234#true} is VALID [2022-04-08 05:59:40,286 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {10234#true} {10234#true} #100#return; {10234#true} is VALID [2022-04-08 05:59:40,286 INFO L290 TraceCheckUtils]: 27: Hoare triple {10234#true} ~a~0 := ~x~0;~b~0 := ~y~0;~p~0 := 1;~q~0 := 0;~r~0 := 0;~s~0 := 1; {10234#true} is VALID [2022-04-08 05:59:40,286 INFO L290 TraceCheckUtils]: 28: Hoare triple {10234#true} assume !false; {10234#true} is VALID [2022-04-08 05:59:40,286 INFO L290 TraceCheckUtils]: 29: Hoare triple {10234#true} assume !!(0 != ~b~0);havoc ~c~0;havoc ~k~0;~c~0 := ~a~0;~k~0 := 0; {10234#true} is VALID [2022-04-08 05:59:40,286 INFO L290 TraceCheckUtils]: 30: Hoare triple {10234#true} assume !false; {10234#true} is VALID [2022-04-08 05:59:40,287 INFO L290 TraceCheckUtils]: 31: Hoare triple {10234#true} assume !!(~c~0 >= ~b~0);havoc ~d~0;havoc ~v~0;~d~0 := 1;~v~0 := ~b~0; {10332#(and (= main_~b~0 main_~v~0) (= main_~d~0 1))} is VALID [2022-04-08 05:59:40,287 INFO L290 TraceCheckUtils]: 32: Hoare triple {10332#(and (= main_~b~0 main_~v~0) (= main_~d~0 1))} assume !false; {10332#(and (= main_~b~0 main_~v~0) (= main_~d~0 1))} is VALID [2022-04-08 05:59:40,287 INFO L272 TraceCheckUtils]: 33: Hoare triple {10332#(and (= main_~b~0 main_~v~0) (= main_~d~0 1))} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {10234#true} is VALID [2022-04-08 05:59:40,287 INFO L290 TraceCheckUtils]: 34: Hoare triple {10234#true} ~cond := #in~cond; {10234#true} is VALID [2022-04-08 05:59:40,287 INFO L290 TraceCheckUtils]: 35: Hoare triple {10234#true} assume !(0 == ~cond); {10234#true} is VALID [2022-04-08 05:59:40,287 INFO L290 TraceCheckUtils]: 36: Hoare triple {10234#true} assume true; {10234#true} is VALID [2022-04-08 05:59:40,305 INFO L284 TraceCheckUtils]: 37: Hoare quadruple {10234#true} {10332#(and (= main_~b~0 main_~v~0) (= main_~d~0 1))} #102#return; {10332#(and (= main_~b~0 main_~v~0) (= main_~d~0 1))} is VALID [2022-04-08 05:59:40,305 INFO L272 TraceCheckUtils]: 38: Hoare triple {10332#(and (= main_~b~0 main_~v~0) (= main_~d~0 1))} call __VERIFIER_assert((if ~b~0 == ~x~0 * ~q~0 + ~y~0 * ~s~0 then 1 else 0)); {10234#true} is VALID [2022-04-08 05:59:40,305 INFO L290 TraceCheckUtils]: 39: Hoare triple {10234#true} ~cond := #in~cond; {10234#true} is VALID [2022-04-08 05:59:40,305 INFO L290 TraceCheckUtils]: 40: Hoare triple {10234#true} assume !(0 == ~cond); {10234#true} is VALID [2022-04-08 05:59:40,305 INFO L290 TraceCheckUtils]: 41: Hoare triple {10234#true} assume true; {10234#true} is VALID [2022-04-08 05:59:40,306 INFO L284 TraceCheckUtils]: 42: Hoare quadruple {10234#true} {10332#(and (= main_~b~0 main_~v~0) (= main_~d~0 1))} #104#return; {10332#(and (= main_~b~0 main_~v~0) (= main_~d~0 1))} is VALID [2022-04-08 05:59:40,306 INFO L272 TraceCheckUtils]: 43: Hoare triple {10332#(and (= main_~b~0 main_~v~0) (= main_~d~0 1))} call __VERIFIER_assert((if ~a~0 == ~k~0 * ~b~0 + ~c~0 then 1 else 0)); {10234#true} is VALID [2022-04-08 05:59:40,306 INFO L290 TraceCheckUtils]: 44: Hoare triple {10234#true} ~cond := #in~cond; {10234#true} is VALID [2022-04-08 05:59:40,306 INFO L290 TraceCheckUtils]: 45: Hoare triple {10234#true} assume !(0 == ~cond); {10234#true} is VALID [2022-04-08 05:59:40,306 INFO L290 TraceCheckUtils]: 46: Hoare triple {10234#true} assume true; {10234#true} is VALID [2022-04-08 05:59:40,306 INFO L284 TraceCheckUtils]: 47: Hoare quadruple {10234#true} {10332#(and (= main_~b~0 main_~v~0) (= main_~d~0 1))} #106#return; {10332#(and (= main_~b~0 main_~v~0) (= main_~d~0 1))} is VALID [2022-04-08 05:59:40,306 INFO L272 TraceCheckUtils]: 48: Hoare triple {10332#(and (= main_~b~0 main_~v~0) (= main_~d~0 1))} call __VERIFIER_assert((if ~v~0 == ~b~0 * ~d~0 then 1 else 0)); {10234#true} is VALID [2022-04-08 05:59:40,306 INFO L290 TraceCheckUtils]: 49: Hoare triple {10234#true} ~cond := #in~cond; {10234#true} is VALID [2022-04-08 05:59:40,307 INFO L290 TraceCheckUtils]: 50: Hoare triple {10234#true} assume !(0 == ~cond); {10234#true} is VALID [2022-04-08 05:59:40,307 INFO L290 TraceCheckUtils]: 51: Hoare triple {10234#true} assume true; {10234#true} is VALID [2022-04-08 05:59:40,307 INFO L284 TraceCheckUtils]: 52: Hoare quadruple {10234#true} {10332#(and (= main_~b~0 main_~v~0) (= main_~d~0 1))} #108#return; {10332#(and (= main_~b~0 main_~v~0) (= main_~d~0 1))} is VALID [2022-04-08 05:59:40,308 INFO L290 TraceCheckUtils]: 53: Hoare triple {10332#(and (= main_~b~0 main_~v~0) (= main_~d~0 1))} assume !!(~c~0 >= 2 * ~v~0);~d~0 := 2 * ~d~0;~v~0 := 2 * ~v~0; {10399#(and (= main_~v~0 (* main_~b~0 2)) (= main_~d~0 2))} is VALID [2022-04-08 05:59:40,308 INFO L290 TraceCheckUtils]: 54: Hoare triple {10399#(and (= main_~v~0 (* main_~b~0 2)) (= main_~d~0 2))} assume !false; {10399#(and (= main_~v~0 (* main_~b~0 2)) (= main_~d~0 2))} is VALID [2022-04-08 05:59:40,308 INFO L272 TraceCheckUtils]: 55: Hoare triple {10399#(and (= main_~v~0 (* main_~b~0 2)) (= main_~d~0 2))} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {10234#true} is VALID [2022-04-08 05:59:40,308 INFO L290 TraceCheckUtils]: 56: Hoare triple {10234#true} ~cond := #in~cond; {10234#true} is VALID [2022-04-08 05:59:40,308 INFO L290 TraceCheckUtils]: 57: Hoare triple {10234#true} assume !(0 == ~cond); {10234#true} is VALID [2022-04-08 05:59:40,308 INFO L290 TraceCheckUtils]: 58: Hoare triple {10234#true} assume true; {10234#true} is VALID [2022-04-08 05:59:40,309 INFO L284 TraceCheckUtils]: 59: Hoare quadruple {10234#true} {10399#(and (= main_~v~0 (* main_~b~0 2)) (= main_~d~0 2))} #102#return; {10399#(and (= main_~v~0 (* main_~b~0 2)) (= main_~d~0 2))} is VALID [2022-04-08 05:59:40,309 INFO L272 TraceCheckUtils]: 60: Hoare triple {10399#(and (= main_~v~0 (* main_~b~0 2)) (= main_~d~0 2))} call __VERIFIER_assert((if ~b~0 == ~x~0 * ~q~0 + ~y~0 * ~s~0 then 1 else 0)); {10234#true} is VALID [2022-04-08 05:59:40,309 INFO L290 TraceCheckUtils]: 61: Hoare triple {10234#true} ~cond := #in~cond; {10234#true} is VALID [2022-04-08 05:59:40,309 INFO L290 TraceCheckUtils]: 62: Hoare triple {10234#true} assume !(0 == ~cond); {10234#true} is VALID [2022-04-08 05:59:40,309 INFO L290 TraceCheckUtils]: 63: Hoare triple {10234#true} assume true; {10234#true} is VALID [2022-04-08 05:59:40,309 INFO L284 TraceCheckUtils]: 64: Hoare quadruple {10234#true} {10399#(and (= main_~v~0 (* main_~b~0 2)) (= main_~d~0 2))} #104#return; {10399#(and (= main_~v~0 (* main_~b~0 2)) (= main_~d~0 2))} is VALID [2022-04-08 05:59:40,310 INFO L272 TraceCheckUtils]: 65: Hoare triple {10399#(and (= main_~v~0 (* main_~b~0 2)) (= main_~d~0 2))} call __VERIFIER_assert((if ~a~0 == ~k~0 * ~b~0 + ~c~0 then 1 else 0)); {10234#true} is VALID [2022-04-08 05:59:40,310 INFO L290 TraceCheckUtils]: 66: Hoare triple {10234#true} ~cond := #in~cond; {10234#true} is VALID [2022-04-08 05:59:40,310 INFO L290 TraceCheckUtils]: 67: Hoare triple {10234#true} assume !(0 == ~cond); {10234#true} is VALID [2022-04-08 05:59:40,310 INFO L290 TraceCheckUtils]: 68: Hoare triple {10234#true} assume true; {10234#true} is VALID [2022-04-08 05:59:40,310 INFO L284 TraceCheckUtils]: 69: Hoare quadruple {10234#true} {10399#(and (= main_~v~0 (* main_~b~0 2)) (= main_~d~0 2))} #106#return; {10399#(and (= main_~v~0 (* main_~b~0 2)) (= main_~d~0 2))} is VALID [2022-04-08 05:59:40,311 INFO L272 TraceCheckUtils]: 70: Hoare triple {10399#(and (= main_~v~0 (* main_~b~0 2)) (= main_~d~0 2))} call __VERIFIER_assert((if ~v~0 == ~b~0 * ~d~0 then 1 else 0)); {10451#(<= 1 |__VERIFIER_assert_#in~cond|)} is VALID [2022-04-08 05:59:40,311 INFO L290 TraceCheckUtils]: 71: Hoare triple {10451#(<= 1 |__VERIFIER_assert_#in~cond|)} ~cond := #in~cond; {10455#(<= 1 __VERIFIER_assert_~cond)} is VALID [2022-04-08 05:59:40,311 INFO L290 TraceCheckUtils]: 72: Hoare triple {10455#(<= 1 __VERIFIER_assert_~cond)} assume 0 == ~cond; {10235#false} is VALID [2022-04-08 05:59:40,311 INFO L290 TraceCheckUtils]: 73: Hoare triple {10235#false} assume !false; {10235#false} is VALID [2022-04-08 05:59:40,311 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 14 proven. 5 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2022-04-08 05:59:40,311 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-08 05:59:40,490 INFO L290 TraceCheckUtils]: 73: Hoare triple {10235#false} assume !false; {10235#false} is VALID [2022-04-08 05:59:40,491 INFO L290 TraceCheckUtils]: 72: Hoare triple {10455#(<= 1 __VERIFIER_assert_~cond)} assume 0 == ~cond; {10235#false} is VALID [2022-04-08 05:59:40,491 INFO L290 TraceCheckUtils]: 71: Hoare triple {10451#(<= 1 |__VERIFIER_assert_#in~cond|)} ~cond := #in~cond; {10455#(<= 1 __VERIFIER_assert_~cond)} is VALID [2022-04-08 05:59:40,491 INFO L272 TraceCheckUtils]: 70: Hoare triple {10471#(= main_~v~0 (* main_~d~0 main_~b~0))} call __VERIFIER_assert((if ~v~0 == ~b~0 * ~d~0 then 1 else 0)); {10451#(<= 1 |__VERIFIER_assert_#in~cond|)} is VALID [2022-04-08 05:59:40,493 INFO L284 TraceCheckUtils]: 69: Hoare quadruple {10234#true} {10471#(= main_~v~0 (* main_~d~0 main_~b~0))} #106#return; {10471#(= main_~v~0 (* main_~d~0 main_~b~0))} is VALID [2022-04-08 05:59:40,493 INFO L290 TraceCheckUtils]: 68: Hoare triple {10234#true} assume true; {10234#true} is VALID [2022-04-08 05:59:40,493 INFO L290 TraceCheckUtils]: 67: Hoare triple {10234#true} assume !(0 == ~cond); {10234#true} is VALID [2022-04-08 05:59:40,494 INFO L290 TraceCheckUtils]: 66: Hoare triple {10234#true} ~cond := #in~cond; {10234#true} is VALID [2022-04-08 05:59:40,494 INFO L272 TraceCheckUtils]: 65: Hoare triple {10471#(= main_~v~0 (* main_~d~0 main_~b~0))} call __VERIFIER_assert((if ~a~0 == ~k~0 * ~b~0 + ~c~0 then 1 else 0)); {10234#true} is VALID [2022-04-08 05:59:40,514 INFO L284 TraceCheckUtils]: 64: Hoare quadruple {10234#true} {10471#(= main_~v~0 (* main_~d~0 main_~b~0))} #104#return; {10471#(= main_~v~0 (* main_~d~0 main_~b~0))} is VALID [2022-04-08 05:59:40,514 INFO L290 TraceCheckUtils]: 63: Hoare triple {10234#true} assume true; {10234#true} is VALID [2022-04-08 05:59:40,514 INFO L290 TraceCheckUtils]: 62: Hoare triple {10234#true} assume !(0 == ~cond); {10234#true} is VALID [2022-04-08 05:59:40,514 INFO L290 TraceCheckUtils]: 61: Hoare triple {10234#true} ~cond := #in~cond; {10234#true} is VALID [2022-04-08 05:59:40,514 INFO L272 TraceCheckUtils]: 60: Hoare triple {10471#(= main_~v~0 (* main_~d~0 main_~b~0))} call __VERIFIER_assert((if ~b~0 == ~x~0 * ~q~0 + ~y~0 * ~s~0 then 1 else 0)); {10234#true} is VALID [2022-04-08 05:59:40,515 INFO L284 TraceCheckUtils]: 59: Hoare quadruple {10234#true} {10471#(= main_~v~0 (* main_~d~0 main_~b~0))} #102#return; {10471#(= main_~v~0 (* main_~d~0 main_~b~0))} is VALID [2022-04-08 05:59:40,515 INFO L290 TraceCheckUtils]: 58: Hoare triple {10234#true} assume true; {10234#true} is VALID [2022-04-08 05:59:40,515 INFO L290 TraceCheckUtils]: 57: Hoare triple {10234#true} assume !(0 == ~cond); {10234#true} is VALID [2022-04-08 05:59:40,516 INFO L290 TraceCheckUtils]: 56: Hoare triple {10234#true} ~cond := #in~cond; {10234#true} is VALID [2022-04-08 05:59:40,516 INFO L272 TraceCheckUtils]: 55: Hoare triple {10471#(= main_~v~0 (* main_~d~0 main_~b~0))} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {10234#true} is VALID [2022-04-08 05:59:40,516 INFO L290 TraceCheckUtils]: 54: Hoare triple {10471#(= main_~v~0 (* main_~d~0 main_~b~0))} assume !false; {10471#(= main_~v~0 (* main_~d~0 main_~b~0))} is VALID [2022-04-08 05:59:40,518 INFO L290 TraceCheckUtils]: 53: Hoare triple {10471#(= main_~v~0 (* main_~d~0 main_~b~0))} assume !!(~c~0 >= 2 * ~v~0);~d~0 := 2 * ~d~0;~v~0 := 2 * ~v~0; {10471#(= main_~v~0 (* main_~d~0 main_~b~0))} is VALID [2022-04-08 05:59:40,519 INFO L284 TraceCheckUtils]: 52: Hoare quadruple {10234#true} {10471#(= main_~v~0 (* main_~d~0 main_~b~0))} #108#return; {10471#(= main_~v~0 (* main_~d~0 main_~b~0))} is VALID [2022-04-08 05:59:40,519 INFO L290 TraceCheckUtils]: 51: Hoare triple {10234#true} assume true; {10234#true} is VALID [2022-04-08 05:59:40,519 INFO L290 TraceCheckUtils]: 50: Hoare triple {10234#true} assume !(0 == ~cond); {10234#true} is VALID [2022-04-08 05:59:40,519 INFO L290 TraceCheckUtils]: 49: Hoare triple {10234#true} ~cond := #in~cond; {10234#true} is VALID [2022-04-08 05:59:40,519 INFO L272 TraceCheckUtils]: 48: Hoare triple {10471#(= main_~v~0 (* main_~d~0 main_~b~0))} call __VERIFIER_assert((if ~v~0 == ~b~0 * ~d~0 then 1 else 0)); {10234#true} is VALID [2022-04-08 05:59:40,520 INFO L284 TraceCheckUtils]: 47: Hoare quadruple {10234#true} {10471#(= main_~v~0 (* main_~d~0 main_~b~0))} #106#return; {10471#(= main_~v~0 (* main_~d~0 main_~b~0))} is VALID [2022-04-08 05:59:40,520 INFO L290 TraceCheckUtils]: 46: Hoare triple {10234#true} assume true; {10234#true} is VALID [2022-04-08 05:59:40,520 INFO L290 TraceCheckUtils]: 45: Hoare triple {10234#true} assume !(0 == ~cond); {10234#true} is VALID [2022-04-08 05:59:40,520 INFO L290 TraceCheckUtils]: 44: Hoare triple {10234#true} ~cond := #in~cond; {10234#true} is VALID [2022-04-08 05:59:40,520 INFO L272 TraceCheckUtils]: 43: Hoare triple {10471#(= main_~v~0 (* main_~d~0 main_~b~0))} call __VERIFIER_assert((if ~a~0 == ~k~0 * ~b~0 + ~c~0 then 1 else 0)); {10234#true} is VALID [2022-04-08 05:59:40,521 INFO L284 TraceCheckUtils]: 42: Hoare quadruple {10234#true} {10471#(= main_~v~0 (* main_~d~0 main_~b~0))} #104#return; {10471#(= main_~v~0 (* main_~d~0 main_~b~0))} is VALID [2022-04-08 05:59:40,521 INFO L290 TraceCheckUtils]: 41: Hoare triple {10234#true} assume true; {10234#true} is VALID [2022-04-08 05:59:40,521 INFO L290 TraceCheckUtils]: 40: Hoare triple {10234#true} assume !(0 == ~cond); {10234#true} is VALID [2022-04-08 05:59:40,521 INFO L290 TraceCheckUtils]: 39: Hoare triple {10234#true} ~cond := #in~cond; {10234#true} is VALID [2022-04-08 05:59:40,521 INFO L272 TraceCheckUtils]: 38: Hoare triple {10471#(= main_~v~0 (* main_~d~0 main_~b~0))} call __VERIFIER_assert((if ~b~0 == ~x~0 * ~q~0 + ~y~0 * ~s~0 then 1 else 0)); {10234#true} is VALID [2022-04-08 05:59:40,522 INFO L284 TraceCheckUtils]: 37: Hoare quadruple {10234#true} {10471#(= main_~v~0 (* main_~d~0 main_~b~0))} #102#return; {10471#(= main_~v~0 (* main_~d~0 main_~b~0))} is VALID [2022-04-08 05:59:40,522 INFO L290 TraceCheckUtils]: 36: Hoare triple {10234#true} assume true; {10234#true} is VALID [2022-04-08 05:59:40,522 INFO L290 TraceCheckUtils]: 35: Hoare triple {10234#true} assume !(0 == ~cond); {10234#true} is VALID [2022-04-08 05:59:40,522 INFO L290 TraceCheckUtils]: 34: Hoare triple {10234#true} ~cond := #in~cond; {10234#true} is VALID [2022-04-08 05:59:40,522 INFO L272 TraceCheckUtils]: 33: Hoare triple {10471#(= main_~v~0 (* main_~d~0 main_~b~0))} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {10234#true} is VALID [2022-04-08 05:59:40,523 INFO L290 TraceCheckUtils]: 32: Hoare triple {10471#(= main_~v~0 (* main_~d~0 main_~b~0))} assume !false; {10471#(= main_~v~0 (* main_~d~0 main_~b~0))} is VALID [2022-04-08 05:59:40,523 INFO L290 TraceCheckUtils]: 31: Hoare triple {10234#true} assume !!(~c~0 >= ~b~0);havoc ~d~0;havoc ~v~0;~d~0 := 1;~v~0 := ~b~0; {10471#(= main_~v~0 (* main_~d~0 main_~b~0))} is VALID [2022-04-08 05:59:40,523 INFO L290 TraceCheckUtils]: 30: Hoare triple {10234#true} assume !false; {10234#true} is VALID [2022-04-08 05:59:40,523 INFO L290 TraceCheckUtils]: 29: Hoare triple {10234#true} assume !!(0 != ~b~0);havoc ~c~0;havoc ~k~0;~c~0 := ~a~0;~k~0 := 0; {10234#true} is VALID [2022-04-08 05:59:40,523 INFO L290 TraceCheckUtils]: 28: Hoare triple {10234#true} assume !false; {10234#true} is VALID [2022-04-08 05:59:40,523 INFO L290 TraceCheckUtils]: 27: Hoare triple {10234#true} ~a~0 := ~x~0;~b~0 := ~y~0;~p~0 := 1;~q~0 := 0;~r~0 := 0;~s~0 := 1; {10234#true} is VALID [2022-04-08 05:59:40,523 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {10234#true} {10234#true} #100#return; {10234#true} is VALID [2022-04-08 05:59:40,523 INFO L290 TraceCheckUtils]: 25: Hoare triple {10234#true} assume true; {10234#true} is VALID [2022-04-08 05:59:40,523 INFO L290 TraceCheckUtils]: 24: Hoare triple {10234#true} assume !(0 == ~cond); {10234#true} is VALID [2022-04-08 05:59:40,524 INFO L290 TraceCheckUtils]: 23: Hoare triple {10234#true} ~cond := #in~cond; {10234#true} is VALID [2022-04-08 05:59:40,524 INFO L272 TraceCheckUtils]: 22: Hoare triple {10234#true} call assume_abort_if_not((if ~y~0 >= 1 then 1 else 0)); {10234#true} is VALID [2022-04-08 05:59:40,524 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {10234#true} {10234#true} #98#return; {10234#true} is VALID [2022-04-08 05:59:40,524 INFO L290 TraceCheckUtils]: 20: Hoare triple {10234#true} assume true; {10234#true} is VALID [2022-04-08 05:59:40,524 INFO L290 TraceCheckUtils]: 19: Hoare triple {10234#true} assume !(0 == ~cond); {10234#true} is VALID [2022-04-08 05:59:40,524 INFO L290 TraceCheckUtils]: 18: Hoare triple {10234#true} ~cond := #in~cond; {10234#true} is VALID [2022-04-08 05:59:40,524 INFO L272 TraceCheckUtils]: 17: Hoare triple {10234#true} call assume_abort_if_not((if ~x~0 >= 1 then 1 else 0)); {10234#true} is VALID [2022-04-08 05:59:40,524 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {10234#true} {10234#true} #96#return; {10234#true} is VALID [2022-04-08 05:59:40,524 INFO L290 TraceCheckUtils]: 15: Hoare triple {10234#true} assume true; {10234#true} is VALID [2022-04-08 05:59:40,524 INFO L290 TraceCheckUtils]: 14: Hoare triple {10234#true} assume !(0 == ~cond); {10234#true} is VALID [2022-04-08 05:59:40,524 INFO L290 TraceCheckUtils]: 13: Hoare triple {10234#true} ~cond := #in~cond; {10234#true} is VALID [2022-04-08 05:59:40,524 INFO L272 TraceCheckUtils]: 12: Hoare triple {10234#true} call assume_abort_if_not((if ~y~0 >= 0 && ~y~0 <= 10 then 1 else 0)); {10234#true} is VALID [2022-04-08 05:59:40,524 INFO L290 TraceCheckUtils]: 11: Hoare triple {10234#true} assume -2147483648 <= #t~nondet5 && #t~nondet5 <= 2147483647;~y~0 := #t~nondet5;havoc #t~nondet5; {10234#true} is VALID [2022-04-08 05:59:40,524 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {10234#true} {10234#true} #94#return; {10234#true} is VALID [2022-04-08 05:59:40,525 INFO L290 TraceCheckUtils]: 9: Hoare triple {10234#true} assume true; {10234#true} is VALID [2022-04-08 05:59:40,525 INFO L290 TraceCheckUtils]: 8: Hoare triple {10234#true} assume !(0 == ~cond); {10234#true} is VALID [2022-04-08 05:59:40,525 INFO L290 TraceCheckUtils]: 7: Hoare triple {10234#true} ~cond := #in~cond; {10234#true} is VALID [2022-04-08 05:59:40,525 INFO L272 TraceCheckUtils]: 6: Hoare triple {10234#true} call assume_abort_if_not((if ~x~0 >= 0 && ~x~0 <= 10 then 1 else 0)); {10234#true} is VALID [2022-04-08 05:59:40,525 INFO L290 TraceCheckUtils]: 5: Hoare triple {10234#true} havoc ~x~0;havoc ~y~0;havoc ~a~0;havoc ~b~0;havoc ~p~0;havoc ~q~0;havoc ~r~0;havoc ~s~0;assume -2147483648 <= #t~nondet4 && #t~nondet4 <= 2147483647;~x~0 := #t~nondet4;havoc #t~nondet4; {10234#true} is VALID [2022-04-08 05:59:40,525 INFO L272 TraceCheckUtils]: 4: Hoare triple {10234#true} call #t~ret6 := main(); {10234#true} is VALID [2022-04-08 05:59:40,525 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {10234#true} {10234#true} #112#return; {10234#true} is VALID [2022-04-08 05:59:40,525 INFO L290 TraceCheckUtils]: 2: Hoare triple {10234#true} assume true; {10234#true} is VALID [2022-04-08 05:59:40,525 INFO L290 TraceCheckUtils]: 1: Hoare triple {10234#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(11, 2);call #Ultimate.allocInit(12, 3); {10234#true} is VALID [2022-04-08 05:59:40,525 INFO L272 TraceCheckUtils]: 0: Hoare triple {10234#true} call ULTIMATE.init(); {10234#true} is VALID [2022-04-08 05:59:40,525 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2022-04-08 05:59:40,526 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-08 05:59:40,526 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1249610219] [2022-04-08 05:59:40,526 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-04-08 05:59:40,526 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1020490731] [2022-04-08 05:59:40,526 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1020490731] provided 1 perfect and 1 imperfect interpolant sequences [2022-04-08 05:59:40,526 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-04-08 05:59:40,526 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [6] total 7 [2022-04-08 05:59:40,526 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-08 05:59:40,526 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [383125591] [2022-04-08 05:59:40,526 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [383125591] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 05:59:40,526 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 05:59:40,526 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-04-08 05:59:40,526 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1604741861] [2022-04-08 05:59:40,526 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-08 05:59:40,527 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 4.0) internal successors, (20), 4 states have internal predecessors, (20), 2 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 74 [2022-04-08 05:59:40,527 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-08 05:59:40,527 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 5 states, 5 states have (on average 4.0) internal successors, (20), 4 states have internal predecessors, (20), 2 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-04-08 05:59:40,561 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 40 edges. 40 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 05:59:40,561 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-04-08 05:59:40,561 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-08 05:59:40,561 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-04-08 05:59:40,561 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-04-08 05:59:40,561 INFO L87 Difference]: Start difference. First operand 208 states and 296 transitions. Second operand has 5 states, 5 states have (on average 4.0) internal successors, (20), 4 states have internal predecessors, (20), 2 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-04-08 05:59:41,144 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 05:59:41,144 INFO L93 Difference]: Finished difference Result 214 states and 301 transitions. [2022-04-08 05:59:41,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-04-08 05:59:41,144 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 4.0) internal successors, (20), 4 states have internal predecessors, (20), 2 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 74 [2022-04-08 05:59:41,144 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-08 05:59:41,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 4.0) internal successors, (20), 4 states have internal predecessors, (20), 2 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-04-08 05:59:41,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 53 transitions. [2022-04-08 05:59:41,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 4.0) internal successors, (20), 4 states have internal predecessors, (20), 2 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-04-08 05:59:41,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 53 transitions. [2022-04-08 05:59:41,146 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 5 states and 53 transitions. [2022-04-08 05:59:41,201 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 53 edges. 53 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 05:59:41,204 INFO L225 Difference]: With dead ends: 214 [2022-04-08 05:59:41,204 INFO L226 Difference]: Without dead ends: 212 [2022-04-08 05:59:41,205 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 148 GetRequests, 140 SyntacticMatches, 2 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2022-04-08 05:59:41,205 INFO L913 BasicCegarLoop]: 42 mSDtfsCounter, 9 mSDsluCounter, 97 mSDsCounter, 0 mSdLazyCounter, 46 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9 SdHoareTripleChecker+Valid, 139 SdHoareTripleChecker+Invalid, 46 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 46 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-04-08 05:59:41,205 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [9 Valid, 139 Invalid, 46 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 46 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-04-08 05:59:41,206 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 212 states. [2022-04-08 05:59:41,823 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 212 to 212. [2022-04-08 05:59:41,823 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-08 05:59:41,824 INFO L82 GeneralOperation]: Start isEquivalent. First operand 212 states. Second operand has 212 states, 119 states have (on average 1.2016806722689075) internal successors, (143), 125 states have internal predecessors, (143), 79 states have call successors, (79), 14 states have call predecessors, (79), 13 states have return successors, (77), 72 states have call predecessors, (77), 77 states have call successors, (77) [2022-04-08 05:59:41,824 INFO L74 IsIncluded]: Start isIncluded. First operand 212 states. Second operand has 212 states, 119 states have (on average 1.2016806722689075) internal successors, (143), 125 states have internal predecessors, (143), 79 states have call successors, (79), 14 states have call predecessors, (79), 13 states have return successors, (77), 72 states have call predecessors, (77), 77 states have call successors, (77) [2022-04-08 05:59:41,825 INFO L87 Difference]: Start difference. First operand 212 states. Second operand has 212 states, 119 states have (on average 1.2016806722689075) internal successors, (143), 125 states have internal predecessors, (143), 79 states have call successors, (79), 14 states have call predecessors, (79), 13 states have return successors, (77), 72 states have call predecessors, (77), 77 states have call successors, (77) [2022-04-08 05:59:41,829 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 05:59:41,829 INFO L93 Difference]: Finished difference Result 212 states and 299 transitions. [2022-04-08 05:59:41,829 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 299 transitions. [2022-04-08 05:59:41,830 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 05:59:41,830 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 05:59:41,830 INFO L74 IsIncluded]: Start isIncluded. First operand has 212 states, 119 states have (on average 1.2016806722689075) internal successors, (143), 125 states have internal predecessors, (143), 79 states have call successors, (79), 14 states have call predecessors, (79), 13 states have return successors, (77), 72 states have call predecessors, (77), 77 states have call successors, (77) Second operand 212 states. [2022-04-08 05:59:41,830 INFO L87 Difference]: Start difference. First operand has 212 states, 119 states have (on average 1.2016806722689075) internal successors, (143), 125 states have internal predecessors, (143), 79 states have call successors, (79), 14 states have call predecessors, (79), 13 states have return successors, (77), 72 states have call predecessors, (77), 77 states have call successors, (77) Second operand 212 states. [2022-04-08 05:59:41,834 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 05:59:41,835 INFO L93 Difference]: Finished difference Result 212 states and 299 transitions. [2022-04-08 05:59:41,835 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 299 transitions. [2022-04-08 05:59:41,835 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 05:59:41,835 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 05:59:41,835 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-08 05:59:41,835 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-08 05:59:41,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 212 states, 119 states have (on average 1.2016806722689075) internal successors, (143), 125 states have internal predecessors, (143), 79 states have call successors, (79), 14 states have call predecessors, (79), 13 states have return successors, (77), 72 states have call predecessors, (77), 77 states have call successors, (77) [2022-04-08 05:59:41,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 212 states and 299 transitions. [2022-04-08 05:59:41,840 INFO L78 Accepts]: Start accepts. Automaton has 212 states and 299 transitions. Word has length 74 [2022-04-08 05:59:41,840 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-08 05:59:41,840 INFO L478 AbstractCegarLoop]: Abstraction has 212 states and 299 transitions. [2022-04-08 05:59:41,840 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 4.0) internal successors, (20), 4 states have internal predecessors, (20), 2 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-04-08 05:59:41,841 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 212 states and 299 transitions. [2022-04-08 05:59:42,334 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 299 edges. 299 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 05:59:42,334 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 299 transitions. [2022-04-08 05:59:42,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2022-04-08 05:59:42,334 INFO L491 BasicCegarLoop]: Found error trace [2022-04-08 05:59:42,335 INFO L499 BasicCegarLoop]: trace histogram [5, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-08 05:59:42,359 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2022-04-08 05:59:42,535 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,SelfDestructingSolverStorable10 [2022-04-08 05:59:42,535 INFO L403 AbstractCegarLoop]: === Iteration 12 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-08 05:59:42,535 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-08 05:59:42,535 INFO L85 PathProgramCache]: Analyzing trace with hash -2089538094, now seen corresponding path program 1 times [2022-04-08 05:59:42,536 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-08 05:59:42,536 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [1214045997] [2022-04-08 05:59:42,536 INFO L202 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-04-08 05:59:42,536 INFO L85 PathProgramCache]: Analyzing trace with hash -2089538094, now seen corresponding path program 2 times [2022-04-08 05:59:42,536 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-08 05:59:42,536 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [392282357] [2022-04-08 05:59:42,536 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-08 05:59:42,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-08 05:59:42,550 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-04-08 05:59:42,550 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1489222935] [2022-04-08 05:59:42,550 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-04-08 05:59:42,550 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-08 05:59:42,550 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-08 05:59:42,551 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) [2022-04-08 05:59:42,552 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2022-04-08 05:59:42,596 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-04-08 05:59:42,596 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-08 05:59:42,596 INFO L263 TraceCheckSpWp]: Trace formula consists of 209 conjuncts, 16 conjunts are in the unsatisfiable core [2022-04-08 05:59:42,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 05:59:42,621 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-08 05:59:42,820 INFO L272 TraceCheckUtils]: 0: Hoare triple {11962#true} call ULTIMATE.init(); {11962#true} is VALID [2022-04-08 05:59:42,820 INFO L290 TraceCheckUtils]: 1: Hoare triple {11962#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(11, 2);call #Ultimate.allocInit(12, 3); {11962#true} is VALID [2022-04-08 05:59:42,820 INFO L290 TraceCheckUtils]: 2: Hoare triple {11962#true} assume true; {11962#true} is VALID [2022-04-08 05:59:42,820 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {11962#true} {11962#true} #112#return; {11962#true} is VALID [2022-04-08 05:59:42,820 INFO L272 TraceCheckUtils]: 4: Hoare triple {11962#true} call #t~ret6 := main(); {11962#true} is VALID [2022-04-08 05:59:42,820 INFO L290 TraceCheckUtils]: 5: Hoare triple {11962#true} havoc ~x~0;havoc ~y~0;havoc ~a~0;havoc ~b~0;havoc ~p~0;havoc ~q~0;havoc ~r~0;havoc ~s~0;assume -2147483648 <= #t~nondet4 && #t~nondet4 <= 2147483647;~x~0 := #t~nondet4;havoc #t~nondet4; {11962#true} is VALID [2022-04-08 05:59:42,820 INFO L272 TraceCheckUtils]: 6: Hoare triple {11962#true} call assume_abort_if_not((if ~x~0 >= 0 && ~x~0 <= 10 then 1 else 0)); {11962#true} is VALID [2022-04-08 05:59:42,820 INFO L290 TraceCheckUtils]: 7: Hoare triple {11962#true} ~cond := #in~cond; {11962#true} is VALID [2022-04-08 05:59:42,820 INFO L290 TraceCheckUtils]: 8: Hoare triple {11962#true} assume !(0 == ~cond); {11962#true} is VALID [2022-04-08 05:59:42,820 INFO L290 TraceCheckUtils]: 9: Hoare triple {11962#true} assume true; {11962#true} is VALID [2022-04-08 05:59:42,820 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {11962#true} {11962#true} #94#return; {11962#true} is VALID [2022-04-08 05:59:42,821 INFO L290 TraceCheckUtils]: 11: Hoare triple {11962#true} assume -2147483648 <= #t~nondet5 && #t~nondet5 <= 2147483647;~y~0 := #t~nondet5;havoc #t~nondet5; {11962#true} is VALID [2022-04-08 05:59:42,821 INFO L272 TraceCheckUtils]: 12: Hoare triple {11962#true} call assume_abort_if_not((if ~y~0 >= 0 && ~y~0 <= 10 then 1 else 0)); {11962#true} is VALID [2022-04-08 05:59:42,821 INFO L290 TraceCheckUtils]: 13: Hoare triple {11962#true} ~cond := #in~cond; {11962#true} is VALID [2022-04-08 05:59:42,821 INFO L290 TraceCheckUtils]: 14: Hoare triple {11962#true} assume !(0 == ~cond); {11962#true} is VALID [2022-04-08 05:59:42,821 INFO L290 TraceCheckUtils]: 15: Hoare triple {11962#true} assume true; {11962#true} is VALID [2022-04-08 05:59:42,821 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {11962#true} {11962#true} #96#return; {11962#true} is VALID [2022-04-08 05:59:42,821 INFO L272 TraceCheckUtils]: 17: Hoare triple {11962#true} call assume_abort_if_not((if ~x~0 >= 1 then 1 else 0)); {11962#true} is VALID [2022-04-08 05:59:42,821 INFO L290 TraceCheckUtils]: 18: Hoare triple {11962#true} ~cond := #in~cond; {11962#true} is VALID [2022-04-08 05:59:42,821 INFO L290 TraceCheckUtils]: 19: Hoare triple {11962#true} assume !(0 == ~cond); {11962#true} is VALID [2022-04-08 05:59:42,821 INFO L290 TraceCheckUtils]: 20: Hoare triple {11962#true} assume true; {11962#true} is VALID [2022-04-08 05:59:42,821 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {11962#true} {11962#true} #98#return; {11962#true} is VALID [2022-04-08 05:59:42,821 INFO L272 TraceCheckUtils]: 22: Hoare triple {11962#true} call assume_abort_if_not((if ~y~0 >= 1 then 1 else 0)); {11962#true} is VALID [2022-04-08 05:59:42,821 INFO L290 TraceCheckUtils]: 23: Hoare triple {11962#true} ~cond := #in~cond; {11962#true} is VALID [2022-04-08 05:59:42,821 INFO L290 TraceCheckUtils]: 24: Hoare triple {11962#true} assume !(0 == ~cond); {11962#true} is VALID [2022-04-08 05:59:42,822 INFO L290 TraceCheckUtils]: 25: Hoare triple {11962#true} assume true; {11962#true} is VALID [2022-04-08 05:59:42,822 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {11962#true} {11962#true} #100#return; {11962#true} is VALID [2022-04-08 05:59:42,822 INFO L290 TraceCheckUtils]: 27: Hoare triple {11962#true} ~a~0 := ~x~0;~b~0 := ~y~0;~p~0 := 1;~q~0 := 0;~r~0 := 0;~s~0 := 1; {11962#true} is VALID [2022-04-08 05:59:42,822 INFO L290 TraceCheckUtils]: 28: Hoare triple {11962#true} assume !false; {11962#true} is VALID [2022-04-08 05:59:42,822 INFO L290 TraceCheckUtils]: 29: Hoare triple {11962#true} assume !!(0 != ~b~0);havoc ~c~0;havoc ~k~0;~c~0 := ~a~0;~k~0 := 0; {11962#true} is VALID [2022-04-08 05:59:42,822 INFO L290 TraceCheckUtils]: 30: Hoare triple {11962#true} assume !false; {11962#true} is VALID [2022-04-08 05:59:42,822 INFO L290 TraceCheckUtils]: 31: Hoare triple {11962#true} assume !(~c~0 >= ~b~0); {11962#true} is VALID [2022-04-08 05:59:42,822 INFO L290 TraceCheckUtils]: 32: Hoare triple {11962#true} ~a~0 := ~b~0;~b~0 := ~c~0;havoc ~temp~0;~temp~0 := ~p~0;~p~0 := ~q~0;~q~0 := ~temp~0 - ~q~0 * ~k~0;~temp~0 := ~r~0;~r~0 := ~s~0;~s~0 := ~temp~0 - ~s~0 * ~k~0; {11962#true} is VALID [2022-04-08 05:59:42,822 INFO L290 TraceCheckUtils]: 33: Hoare triple {11962#true} assume !false; {11962#true} is VALID [2022-04-08 05:59:42,822 INFO L290 TraceCheckUtils]: 34: Hoare triple {11962#true} assume !!(0 != ~b~0);havoc ~c~0;havoc ~k~0;~c~0 := ~a~0;~k~0 := 0; {11962#true} is VALID [2022-04-08 05:59:42,822 INFO L290 TraceCheckUtils]: 35: Hoare triple {11962#true} assume !false; {11962#true} is VALID [2022-04-08 05:59:42,822 INFO L290 TraceCheckUtils]: 36: Hoare triple {11962#true} assume !!(~c~0 >= ~b~0);havoc ~d~0;havoc ~v~0;~d~0 := 1;~v~0 := ~b~0; {11962#true} is VALID [2022-04-08 05:59:42,822 INFO L290 TraceCheckUtils]: 37: Hoare triple {11962#true} assume !false; {11962#true} is VALID [2022-04-08 05:59:42,822 INFO L272 TraceCheckUtils]: 38: Hoare triple {11962#true} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {11962#true} is VALID [2022-04-08 05:59:42,823 INFO L290 TraceCheckUtils]: 39: Hoare triple {11962#true} ~cond := #in~cond; {11962#true} is VALID [2022-04-08 05:59:42,823 INFO L290 TraceCheckUtils]: 40: Hoare triple {11962#true} assume !(0 == ~cond); {11962#true} is VALID [2022-04-08 05:59:42,823 INFO L290 TraceCheckUtils]: 41: Hoare triple {11962#true} assume true; {11962#true} is VALID [2022-04-08 05:59:42,823 INFO L284 TraceCheckUtils]: 42: Hoare quadruple {11962#true} {11962#true} #102#return; {11962#true} is VALID [2022-04-08 05:59:42,823 INFO L272 TraceCheckUtils]: 43: Hoare triple {11962#true} call __VERIFIER_assert((if ~b~0 == ~x~0 * ~q~0 + ~y~0 * ~s~0 then 1 else 0)); {11962#true} is VALID [2022-04-08 05:59:42,823 INFO L290 TraceCheckUtils]: 44: Hoare triple {11962#true} ~cond := #in~cond; {12099#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} is VALID [2022-04-08 05:59:42,824 INFO L290 TraceCheckUtils]: 45: Hoare triple {12099#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} assume !(0 == ~cond); {12103#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 05:59:42,824 INFO L290 TraceCheckUtils]: 46: Hoare triple {12103#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {12103#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 05:59:42,824 INFO L284 TraceCheckUtils]: 47: Hoare quadruple {12103#(not (= |__VERIFIER_assert_#in~cond| 0))} {11962#true} #104#return; {12110#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} is VALID [2022-04-08 05:59:42,825 INFO L272 TraceCheckUtils]: 48: Hoare triple {12110#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} call __VERIFIER_assert((if ~a~0 == ~k~0 * ~b~0 + ~c~0 then 1 else 0)); {11962#true} is VALID [2022-04-08 05:59:42,825 INFO L290 TraceCheckUtils]: 49: Hoare triple {11962#true} ~cond := #in~cond; {11962#true} is VALID [2022-04-08 05:59:42,825 INFO L290 TraceCheckUtils]: 50: Hoare triple {11962#true} assume !(0 == ~cond); {11962#true} is VALID [2022-04-08 05:59:42,825 INFO L290 TraceCheckUtils]: 51: Hoare triple {11962#true} assume true; {11962#true} is VALID [2022-04-08 05:59:42,825 INFO L284 TraceCheckUtils]: 52: Hoare quadruple {11962#true} {12110#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} #106#return; {12110#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} is VALID [2022-04-08 05:59:42,826 INFO L272 TraceCheckUtils]: 53: Hoare triple {12110#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} call __VERIFIER_assert((if ~v~0 == ~b~0 * ~d~0 then 1 else 0)); {11962#true} is VALID [2022-04-08 05:59:42,826 INFO L290 TraceCheckUtils]: 54: Hoare triple {11962#true} ~cond := #in~cond; {11962#true} is VALID [2022-04-08 05:59:42,826 INFO L290 TraceCheckUtils]: 55: Hoare triple {11962#true} assume !(0 == ~cond); {11962#true} is VALID [2022-04-08 05:59:42,826 INFO L290 TraceCheckUtils]: 56: Hoare triple {11962#true} assume true; {11962#true} is VALID [2022-04-08 05:59:42,826 INFO L284 TraceCheckUtils]: 57: Hoare quadruple {11962#true} {12110#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} #108#return; {12110#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} is VALID [2022-04-08 05:59:42,827 INFO L290 TraceCheckUtils]: 58: Hoare triple {12110#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} assume !(~c~0 >= 2 * ~v~0); {12110#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} is VALID [2022-04-08 05:59:42,827 INFO L290 TraceCheckUtils]: 59: Hoare triple {12110#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} ~c~0 := ~c~0 - ~v~0;~k~0 := ~k~0 + ~d~0; {12110#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} is VALID [2022-04-08 05:59:42,827 INFO L290 TraceCheckUtils]: 60: Hoare triple {12110#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} assume !false; {12110#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} is VALID [2022-04-08 05:59:42,828 INFO L290 TraceCheckUtils]: 61: Hoare triple {12110#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} assume !(~c~0 >= ~b~0); {12110#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} is VALID [2022-04-08 05:59:42,828 INFO L290 TraceCheckUtils]: 62: Hoare triple {12110#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} ~a~0 := ~b~0;~b~0 := ~c~0;havoc ~temp~0;~temp~0 := ~p~0;~p~0 := ~q~0;~q~0 := ~temp~0 - ~q~0 * ~k~0;~temp~0 := ~r~0;~r~0 := ~s~0;~s~0 := ~temp~0 - ~s~0 * ~k~0; {12156#(= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))} is VALID [2022-04-08 05:59:42,829 INFO L290 TraceCheckUtils]: 63: Hoare triple {12156#(= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))} assume !false; {12156#(= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))} is VALID [2022-04-08 05:59:42,829 INFO L290 TraceCheckUtils]: 64: Hoare triple {12156#(= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))} assume !!(0 != ~b~0);havoc ~c~0;havoc ~k~0;~c~0 := ~a~0;~k~0 := 0; {12156#(= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))} is VALID [2022-04-08 05:59:42,829 INFO L290 TraceCheckUtils]: 65: Hoare triple {12156#(= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))} assume !false; {12156#(= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))} is VALID [2022-04-08 05:59:42,830 INFO L290 TraceCheckUtils]: 66: Hoare triple {12156#(= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))} assume !!(~c~0 >= ~b~0);havoc ~d~0;havoc ~v~0;~d~0 := 1;~v~0 := ~b~0; {12156#(= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))} is VALID [2022-04-08 05:59:42,830 INFO L290 TraceCheckUtils]: 67: Hoare triple {12156#(= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))} assume !false; {12156#(= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))} is VALID [2022-04-08 05:59:42,831 INFO L272 TraceCheckUtils]: 68: Hoare triple {12156#(= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {12175#(<= 1 |__VERIFIER_assert_#in~cond|)} is VALID [2022-04-08 05:59:42,831 INFO L290 TraceCheckUtils]: 69: Hoare triple {12175#(<= 1 |__VERIFIER_assert_#in~cond|)} ~cond := #in~cond; {12179#(<= 1 __VERIFIER_assert_~cond)} is VALID [2022-04-08 05:59:42,831 INFO L290 TraceCheckUtils]: 70: Hoare triple {12179#(<= 1 __VERIFIER_assert_~cond)} assume 0 == ~cond; {11963#false} is VALID [2022-04-08 05:59:42,831 INFO L290 TraceCheckUtils]: 71: Hoare triple {11963#false} assume !false; {11963#false} is VALID [2022-04-08 05:59:42,832 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 25 proven. 9 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2022-04-08 05:59:42,832 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-08 05:59:55,934 INFO L290 TraceCheckUtils]: 71: Hoare triple {11963#false} assume !false; {11963#false} is VALID [2022-04-08 05:59:55,935 INFO L290 TraceCheckUtils]: 70: Hoare triple {12179#(<= 1 __VERIFIER_assert_~cond)} assume 0 == ~cond; {11963#false} is VALID [2022-04-08 05:59:55,935 INFO L290 TraceCheckUtils]: 69: Hoare triple {12175#(<= 1 |__VERIFIER_assert_#in~cond|)} ~cond := #in~cond; {12179#(<= 1 __VERIFIER_assert_~cond)} is VALID [2022-04-08 05:59:55,936 INFO L272 TraceCheckUtils]: 68: Hoare triple {12156#(= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {12175#(<= 1 |__VERIFIER_assert_#in~cond|)} is VALID [2022-04-08 05:59:55,936 INFO L290 TraceCheckUtils]: 67: Hoare triple {12156#(= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))} assume !false; {12156#(= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))} is VALID [2022-04-08 05:59:55,937 INFO L290 TraceCheckUtils]: 66: Hoare triple {12156#(= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))} assume !!(~c~0 >= ~b~0);havoc ~d~0;havoc ~v~0;~d~0 := 1;~v~0 := ~b~0; {12156#(= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))} is VALID [2022-04-08 05:59:55,937 INFO L290 TraceCheckUtils]: 65: Hoare triple {12156#(= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))} assume !false; {12156#(= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))} is VALID [2022-04-08 05:59:55,938 INFO L290 TraceCheckUtils]: 64: Hoare triple {12156#(= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))} assume !!(0 != ~b~0);havoc ~c~0;havoc ~k~0;~c~0 := ~a~0;~k~0 := 0; {12156#(= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))} is VALID [2022-04-08 05:59:55,938 INFO L290 TraceCheckUtils]: 63: Hoare triple {12156#(= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))} assume !false; {12156#(= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))} is VALID [2022-04-08 05:59:55,938 INFO L290 TraceCheckUtils]: 62: Hoare triple {12110#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} ~a~0 := ~b~0;~b~0 := ~c~0;havoc ~temp~0;~temp~0 := ~p~0;~p~0 := ~q~0;~q~0 := ~temp~0 - ~q~0 * ~k~0;~temp~0 := ~r~0;~r~0 := ~s~0;~s~0 := ~temp~0 - ~s~0 * ~k~0; {12156#(= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))} is VALID [2022-04-08 05:59:55,939 INFO L290 TraceCheckUtils]: 61: Hoare triple {12110#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} assume !(~c~0 >= ~b~0); {12110#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} is VALID [2022-04-08 05:59:55,939 INFO L290 TraceCheckUtils]: 60: Hoare triple {12110#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} assume !false; {12110#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} is VALID [2022-04-08 05:59:55,939 INFO L290 TraceCheckUtils]: 59: Hoare triple {12110#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} ~c~0 := ~c~0 - ~v~0;~k~0 := ~k~0 + ~d~0; {12110#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} is VALID [2022-04-08 05:59:55,940 INFO L290 TraceCheckUtils]: 58: Hoare triple {12110#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} assume !(~c~0 >= 2 * ~v~0); {12110#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} is VALID [2022-04-08 05:59:55,940 INFO L284 TraceCheckUtils]: 57: Hoare quadruple {11962#true} {12110#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} #108#return; {12110#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} is VALID [2022-04-08 05:59:55,940 INFO L290 TraceCheckUtils]: 56: Hoare triple {11962#true} assume true; {11962#true} is VALID [2022-04-08 05:59:55,941 INFO L290 TraceCheckUtils]: 55: Hoare triple {11962#true} assume !(0 == ~cond); {11962#true} is VALID [2022-04-08 05:59:55,941 INFO L290 TraceCheckUtils]: 54: Hoare triple {11962#true} ~cond := #in~cond; {11962#true} is VALID [2022-04-08 05:59:55,941 INFO L272 TraceCheckUtils]: 53: Hoare triple {12110#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} call __VERIFIER_assert((if ~v~0 == ~b~0 * ~d~0 then 1 else 0)); {11962#true} is VALID [2022-04-08 05:59:55,942 INFO L284 TraceCheckUtils]: 52: Hoare quadruple {11962#true} {12110#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} #106#return; {12110#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} is VALID [2022-04-08 05:59:55,942 INFO L290 TraceCheckUtils]: 51: Hoare triple {11962#true} assume true; {11962#true} is VALID [2022-04-08 05:59:55,942 INFO L290 TraceCheckUtils]: 50: Hoare triple {11962#true} assume !(0 == ~cond); {11962#true} is VALID [2022-04-08 05:59:55,942 INFO L290 TraceCheckUtils]: 49: Hoare triple {11962#true} ~cond := #in~cond; {11962#true} is VALID [2022-04-08 05:59:55,942 INFO L272 TraceCheckUtils]: 48: Hoare triple {12110#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} call __VERIFIER_assert((if ~a~0 == ~k~0 * ~b~0 + ~c~0 then 1 else 0)); {11962#true} is VALID [2022-04-08 05:59:55,946 INFO L284 TraceCheckUtils]: 47: Hoare quadruple {12103#(not (= |__VERIFIER_assert_#in~cond| 0))} {11962#true} #104#return; {12110#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} is VALID [2022-04-08 05:59:55,947 INFO L290 TraceCheckUtils]: 46: Hoare triple {12103#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {12103#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 05:59:55,947 INFO L290 TraceCheckUtils]: 45: Hoare triple {12267#(or (not (= |__VERIFIER_assert_#in~cond| 0)) (= __VERIFIER_assert_~cond 0))} assume !(0 == ~cond); {12103#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 05:59:55,947 INFO L290 TraceCheckUtils]: 44: Hoare triple {11962#true} ~cond := #in~cond; {12267#(or (not (= |__VERIFIER_assert_#in~cond| 0)) (= __VERIFIER_assert_~cond 0))} is VALID [2022-04-08 05:59:55,947 INFO L272 TraceCheckUtils]: 43: Hoare triple {11962#true} call __VERIFIER_assert((if ~b~0 == ~x~0 * ~q~0 + ~y~0 * ~s~0 then 1 else 0)); {11962#true} is VALID [2022-04-08 05:59:55,947 INFO L284 TraceCheckUtils]: 42: Hoare quadruple {11962#true} {11962#true} #102#return; {11962#true} is VALID [2022-04-08 05:59:55,948 INFO L290 TraceCheckUtils]: 41: Hoare triple {11962#true} assume true; {11962#true} is VALID [2022-04-08 05:59:55,948 INFO L290 TraceCheckUtils]: 40: Hoare triple {11962#true} assume !(0 == ~cond); {11962#true} is VALID [2022-04-08 05:59:55,948 INFO L290 TraceCheckUtils]: 39: Hoare triple {11962#true} ~cond := #in~cond; {11962#true} is VALID [2022-04-08 05:59:55,948 INFO L272 TraceCheckUtils]: 38: Hoare triple {11962#true} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {11962#true} is VALID [2022-04-08 05:59:55,948 INFO L290 TraceCheckUtils]: 37: Hoare triple {11962#true} assume !false; {11962#true} is VALID [2022-04-08 05:59:55,948 INFO L290 TraceCheckUtils]: 36: Hoare triple {11962#true} assume !!(~c~0 >= ~b~0);havoc ~d~0;havoc ~v~0;~d~0 := 1;~v~0 := ~b~0; {11962#true} is VALID [2022-04-08 05:59:55,948 INFO L290 TraceCheckUtils]: 35: Hoare triple {11962#true} assume !false; {11962#true} is VALID [2022-04-08 05:59:55,948 INFO L290 TraceCheckUtils]: 34: Hoare triple {11962#true} assume !!(0 != ~b~0);havoc ~c~0;havoc ~k~0;~c~0 := ~a~0;~k~0 := 0; {11962#true} is VALID [2022-04-08 05:59:55,948 INFO L290 TraceCheckUtils]: 33: Hoare triple {11962#true} assume !false; {11962#true} is VALID [2022-04-08 05:59:55,948 INFO L290 TraceCheckUtils]: 32: Hoare triple {11962#true} ~a~0 := ~b~0;~b~0 := ~c~0;havoc ~temp~0;~temp~0 := ~p~0;~p~0 := ~q~0;~q~0 := ~temp~0 - ~q~0 * ~k~0;~temp~0 := ~r~0;~r~0 := ~s~0;~s~0 := ~temp~0 - ~s~0 * ~k~0; {11962#true} is VALID [2022-04-08 05:59:55,948 INFO L290 TraceCheckUtils]: 31: Hoare triple {11962#true} assume !(~c~0 >= ~b~0); {11962#true} is VALID [2022-04-08 05:59:55,948 INFO L290 TraceCheckUtils]: 30: Hoare triple {11962#true} assume !false; {11962#true} is VALID [2022-04-08 05:59:55,948 INFO L290 TraceCheckUtils]: 29: Hoare triple {11962#true} assume !!(0 != ~b~0);havoc ~c~0;havoc ~k~0;~c~0 := ~a~0;~k~0 := 0; {11962#true} is VALID [2022-04-08 05:59:55,948 INFO L290 TraceCheckUtils]: 28: Hoare triple {11962#true} assume !false; {11962#true} is VALID [2022-04-08 05:59:55,948 INFO L290 TraceCheckUtils]: 27: Hoare triple {11962#true} ~a~0 := ~x~0;~b~0 := ~y~0;~p~0 := 1;~q~0 := 0;~r~0 := 0;~s~0 := 1; {11962#true} is VALID [2022-04-08 05:59:55,949 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {11962#true} {11962#true} #100#return; {11962#true} is VALID [2022-04-08 05:59:55,949 INFO L290 TraceCheckUtils]: 25: Hoare triple {11962#true} assume true; {11962#true} is VALID [2022-04-08 05:59:55,949 INFO L290 TraceCheckUtils]: 24: Hoare triple {11962#true} assume !(0 == ~cond); {11962#true} is VALID [2022-04-08 05:59:55,949 INFO L290 TraceCheckUtils]: 23: Hoare triple {11962#true} ~cond := #in~cond; {11962#true} is VALID [2022-04-08 05:59:55,949 INFO L272 TraceCheckUtils]: 22: Hoare triple {11962#true} call assume_abort_if_not((if ~y~0 >= 1 then 1 else 0)); {11962#true} is VALID [2022-04-08 05:59:55,949 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {11962#true} {11962#true} #98#return; {11962#true} is VALID [2022-04-08 05:59:55,949 INFO L290 TraceCheckUtils]: 20: Hoare triple {11962#true} assume true; {11962#true} is VALID [2022-04-08 05:59:55,949 INFO L290 TraceCheckUtils]: 19: Hoare triple {11962#true} assume !(0 == ~cond); {11962#true} is VALID [2022-04-08 05:59:55,949 INFO L290 TraceCheckUtils]: 18: Hoare triple {11962#true} ~cond := #in~cond; {11962#true} is VALID [2022-04-08 05:59:55,949 INFO L272 TraceCheckUtils]: 17: Hoare triple {11962#true} call assume_abort_if_not((if ~x~0 >= 1 then 1 else 0)); {11962#true} is VALID [2022-04-08 05:59:55,949 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {11962#true} {11962#true} #96#return; {11962#true} is VALID [2022-04-08 05:59:55,949 INFO L290 TraceCheckUtils]: 15: Hoare triple {11962#true} assume true; {11962#true} is VALID [2022-04-08 05:59:55,949 INFO L290 TraceCheckUtils]: 14: Hoare triple {11962#true} assume !(0 == ~cond); {11962#true} is VALID [2022-04-08 05:59:55,949 INFO L290 TraceCheckUtils]: 13: Hoare triple {11962#true} ~cond := #in~cond; {11962#true} is VALID [2022-04-08 05:59:55,950 INFO L272 TraceCheckUtils]: 12: Hoare triple {11962#true} call assume_abort_if_not((if ~y~0 >= 0 && ~y~0 <= 10 then 1 else 0)); {11962#true} is VALID [2022-04-08 05:59:55,950 INFO L290 TraceCheckUtils]: 11: Hoare triple {11962#true} assume -2147483648 <= #t~nondet5 && #t~nondet5 <= 2147483647;~y~0 := #t~nondet5;havoc #t~nondet5; {11962#true} is VALID [2022-04-08 05:59:55,950 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {11962#true} {11962#true} #94#return; {11962#true} is VALID [2022-04-08 05:59:55,950 INFO L290 TraceCheckUtils]: 9: Hoare triple {11962#true} assume true; {11962#true} is VALID [2022-04-08 05:59:55,950 INFO L290 TraceCheckUtils]: 8: Hoare triple {11962#true} assume !(0 == ~cond); {11962#true} is VALID [2022-04-08 05:59:55,950 INFO L290 TraceCheckUtils]: 7: Hoare triple {11962#true} ~cond := #in~cond; {11962#true} is VALID [2022-04-08 05:59:55,950 INFO L272 TraceCheckUtils]: 6: Hoare triple {11962#true} call assume_abort_if_not((if ~x~0 >= 0 && ~x~0 <= 10 then 1 else 0)); {11962#true} is VALID [2022-04-08 05:59:55,950 INFO L290 TraceCheckUtils]: 5: Hoare triple {11962#true} havoc ~x~0;havoc ~y~0;havoc ~a~0;havoc ~b~0;havoc ~p~0;havoc ~q~0;havoc ~r~0;havoc ~s~0;assume -2147483648 <= #t~nondet4 && #t~nondet4 <= 2147483647;~x~0 := #t~nondet4;havoc #t~nondet4; {11962#true} is VALID [2022-04-08 05:59:55,950 INFO L272 TraceCheckUtils]: 4: Hoare triple {11962#true} call #t~ret6 := main(); {11962#true} is VALID [2022-04-08 05:59:55,950 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {11962#true} {11962#true} #112#return; {11962#true} is VALID [2022-04-08 05:59:55,950 INFO L290 TraceCheckUtils]: 2: Hoare triple {11962#true} assume true; {11962#true} is VALID [2022-04-08 05:59:55,950 INFO L290 TraceCheckUtils]: 1: Hoare triple {11962#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(11, 2);call #Ultimate.allocInit(12, 3); {11962#true} is VALID [2022-04-08 05:59:55,950 INFO L272 TraceCheckUtils]: 0: Hoare triple {11962#true} call ULTIMATE.init(); {11962#true} is VALID [2022-04-08 05:59:55,951 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 25 proven. 9 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2022-04-08 05:59:55,951 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-08 05:59:55,951 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [392282357] [2022-04-08 05:59:55,951 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-04-08 05:59:55,951 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1489222935] [2022-04-08 05:59:55,951 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1489222935] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-08 05:59:55,952 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-04-08 05:59:55,952 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 9 [2022-04-08 05:59:55,952 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-08 05:59:55,952 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [1214045997] [2022-04-08 05:59:55,952 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [1214045997] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 05:59:55,952 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 05:59:55,952 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-04-08 05:59:55,952 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1051013448] [2022-04-08 05:59:55,952 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-08 05:59:55,952 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 4.25) internal successors, (34), 7 states have internal predecessors, (34), 3 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 72 [2022-04-08 05:59:55,956 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-08 05:59:55,956 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 8 states, 8 states have (on average 4.25) internal successors, (34), 7 states have internal predecessors, (34), 3 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-04-08 05:59:55,994 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 54 edges. 54 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 05:59:55,994 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-04-08 05:59:55,994 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-08 05:59:55,994 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-04-08 05:59:55,994 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2022-04-08 05:59:55,995 INFO L87 Difference]: Start difference. First operand 212 states and 299 transitions. Second operand has 8 states, 8 states have (on average 4.25) internal successors, (34), 7 states have internal predecessors, (34), 3 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-04-08 05:59:56,814 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 05:59:56,814 INFO L93 Difference]: Finished difference Result 226 states and 310 transitions. [2022-04-08 05:59:56,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-04-08 05:59:56,814 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 4.25) internal successors, (34), 7 states have internal predecessors, (34), 3 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 72 [2022-04-08 05:59:56,814 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-08 05:59:56,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8 states, 8 states have (on average 4.25) internal successors, (34), 7 states have internal predecessors, (34), 3 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-04-08 05:59:56,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 58 transitions. [2022-04-08 05:59:56,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8 states, 8 states have (on average 4.25) internal successors, (34), 7 states have internal predecessors, (34), 3 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-04-08 05:59:56,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 58 transitions. [2022-04-08 05:59:56,816 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 8 states and 58 transitions. [2022-04-08 05:59:56,848 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 58 edges. 58 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 05:59:56,851 INFO L225 Difference]: With dead ends: 226 [2022-04-08 05:59:56,851 INFO L226 Difference]: Without dead ends: 224 [2022-04-08 05:59:56,852 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 147 GetRequests, 136 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=36, Invalid=96, Unknown=0, NotChecked=0, Total=132 [2022-04-08 05:59:56,852 INFO L913 BasicCegarLoop]: 33 mSDtfsCounter, 22 mSDsluCounter, 113 mSDsCounter, 0 mSdLazyCounter, 96 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 24 SdHoareTripleChecker+Valid, 146 SdHoareTripleChecker+Invalid, 107 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 96 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-04-08 05:59:56,852 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [24 Valid, 146 Invalid, 107 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 96 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-04-08 05:59:56,853 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 224 states. [2022-04-08 05:59:57,330 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 224 to 224. [2022-04-08 05:59:57,331 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-08 05:59:57,335 INFO L82 GeneralOperation]: Start isEquivalent. First operand 224 states. Second operand has 224 states, 128 states have (on average 1.1875) internal successors, (152), 134 states have internal predecessors, (152), 79 states have call successors, (79), 17 states have call predecessors, (79), 16 states have return successors, (77), 72 states have call predecessors, (77), 77 states have call successors, (77) [2022-04-08 05:59:57,336 INFO L74 IsIncluded]: Start isIncluded. First operand 224 states. Second operand has 224 states, 128 states have (on average 1.1875) internal successors, (152), 134 states have internal predecessors, (152), 79 states have call successors, (79), 17 states have call predecessors, (79), 16 states have return successors, (77), 72 states have call predecessors, (77), 77 states have call successors, (77) [2022-04-08 05:59:57,336 INFO L87 Difference]: Start difference. First operand 224 states. Second operand has 224 states, 128 states have (on average 1.1875) internal successors, (152), 134 states have internal predecessors, (152), 79 states have call successors, (79), 17 states have call predecessors, (79), 16 states have return successors, (77), 72 states have call predecessors, (77), 77 states have call successors, (77) [2022-04-08 05:59:57,341 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 05:59:57,341 INFO L93 Difference]: Finished difference Result 224 states and 308 transitions. [2022-04-08 05:59:57,341 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 308 transitions. [2022-04-08 05:59:57,341 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 05:59:57,341 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 05:59:57,342 INFO L74 IsIncluded]: Start isIncluded. First operand has 224 states, 128 states have (on average 1.1875) internal successors, (152), 134 states have internal predecessors, (152), 79 states have call successors, (79), 17 states have call predecessors, (79), 16 states have return successors, (77), 72 states have call predecessors, (77), 77 states have call successors, (77) Second operand 224 states. [2022-04-08 05:59:57,342 INFO L87 Difference]: Start difference. First operand has 224 states, 128 states have (on average 1.1875) internal successors, (152), 134 states have internal predecessors, (152), 79 states have call successors, (79), 17 states have call predecessors, (79), 16 states have return successors, (77), 72 states have call predecessors, (77), 77 states have call successors, (77) Second operand 224 states. [2022-04-08 05:59:57,347 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 05:59:57,347 INFO L93 Difference]: Finished difference Result 224 states and 308 transitions. [2022-04-08 05:59:57,347 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 308 transitions. [2022-04-08 05:59:57,347 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 05:59:57,347 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 05:59:57,347 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-08 05:59:57,348 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-08 05:59:57,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 224 states, 128 states have (on average 1.1875) internal successors, (152), 134 states have internal predecessors, (152), 79 states have call successors, (79), 17 states have call predecessors, (79), 16 states have return successors, (77), 72 states have call predecessors, (77), 77 states have call successors, (77) [2022-04-08 05:59:57,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 224 states and 308 transitions. [2022-04-08 05:59:57,353 INFO L78 Accepts]: Start accepts. Automaton has 224 states and 308 transitions. Word has length 72 [2022-04-08 05:59:57,354 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-08 05:59:57,354 INFO L478 AbstractCegarLoop]: Abstraction has 224 states and 308 transitions. [2022-04-08 05:59:57,354 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 4.25) internal successors, (34), 7 states have internal predecessors, (34), 3 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-04-08 05:59:57,354 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 224 states and 308 transitions. [2022-04-08 05:59:57,896 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 308 edges. 308 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 05:59:57,897 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 308 transitions. [2022-04-08 05:59:57,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-04-08 05:59:57,897 INFO L491 BasicCegarLoop]: Found error trace [2022-04-08 05:59:57,897 INFO L499 BasicCegarLoop]: trace histogram [7, 6, 6, 4, 4, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-08 05:59:57,914 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Ended with exit code 0 [2022-04-08 05:59:58,098 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,SelfDestructingSolverStorable11 [2022-04-08 05:59:58,098 INFO L403 AbstractCegarLoop]: === Iteration 13 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-08 05:59:58,098 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-08 05:59:58,098 INFO L85 PathProgramCache]: Analyzing trace with hash 1984914564, now seen corresponding path program 3 times [2022-04-08 05:59:58,098 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-08 05:59:58,098 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [1981899289] [2022-04-08 05:59:58,099 INFO L202 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-04-08 05:59:58,099 INFO L85 PathProgramCache]: Analyzing trace with hash 1984914564, now seen corresponding path program 4 times [2022-04-08 05:59:58,099 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-08 05:59:58,099 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1851201479] [2022-04-08 05:59:58,099 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-08 05:59:58,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-08 05:59:58,116 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-04-08 05:59:58,116 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [530143227] [2022-04-08 05:59:58,116 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-04-08 05:59:58,116 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-08 05:59:58,116 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-08 05:59:58,132 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) [2022-04-08 05:59:58,133 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2022-04-08 05:59:58,173 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-04-08 05:59:58,173 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-08 05:59:58,174 INFO L263 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 4 conjunts are in the unsatisfiable core [2022-04-08 05:59:58,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 05:59:58,186 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-08 05:59:58,388 INFO L272 TraceCheckUtils]: 0: Hoare triple {13757#true} call ULTIMATE.init(); {13757#true} is VALID [2022-04-08 05:59:58,388 INFO L290 TraceCheckUtils]: 1: Hoare triple {13757#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(11, 2);call #Ultimate.allocInit(12, 3); {13757#true} is VALID [2022-04-08 05:59:58,388 INFO L290 TraceCheckUtils]: 2: Hoare triple {13757#true} assume true; {13757#true} is VALID [2022-04-08 05:59:58,388 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {13757#true} {13757#true} #112#return; {13757#true} is VALID [2022-04-08 05:59:58,389 INFO L272 TraceCheckUtils]: 4: Hoare triple {13757#true} call #t~ret6 := main(); {13757#true} is VALID [2022-04-08 05:59:58,389 INFO L290 TraceCheckUtils]: 5: Hoare triple {13757#true} havoc ~x~0;havoc ~y~0;havoc ~a~0;havoc ~b~0;havoc ~p~0;havoc ~q~0;havoc ~r~0;havoc ~s~0;assume -2147483648 <= #t~nondet4 && #t~nondet4 <= 2147483647;~x~0 := #t~nondet4;havoc #t~nondet4; {13757#true} is VALID [2022-04-08 05:59:58,389 INFO L272 TraceCheckUtils]: 6: Hoare triple {13757#true} call assume_abort_if_not((if ~x~0 >= 0 && ~x~0 <= 10 then 1 else 0)); {13757#true} is VALID [2022-04-08 05:59:58,389 INFO L290 TraceCheckUtils]: 7: Hoare triple {13757#true} ~cond := #in~cond; {13757#true} is VALID [2022-04-08 05:59:58,389 INFO L290 TraceCheckUtils]: 8: Hoare triple {13757#true} assume !(0 == ~cond); {13757#true} is VALID [2022-04-08 05:59:58,389 INFO L290 TraceCheckUtils]: 9: Hoare triple {13757#true} assume true; {13757#true} is VALID [2022-04-08 05:59:58,389 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {13757#true} {13757#true} #94#return; {13757#true} is VALID [2022-04-08 05:59:58,389 INFO L290 TraceCheckUtils]: 11: Hoare triple {13757#true} assume -2147483648 <= #t~nondet5 && #t~nondet5 <= 2147483647;~y~0 := #t~nondet5;havoc #t~nondet5; {13757#true} is VALID [2022-04-08 05:59:58,389 INFO L272 TraceCheckUtils]: 12: Hoare triple {13757#true} call assume_abort_if_not((if ~y~0 >= 0 && ~y~0 <= 10 then 1 else 0)); {13757#true} is VALID [2022-04-08 05:59:58,389 INFO L290 TraceCheckUtils]: 13: Hoare triple {13757#true} ~cond := #in~cond; {13757#true} is VALID [2022-04-08 05:59:58,389 INFO L290 TraceCheckUtils]: 14: Hoare triple {13757#true} assume !(0 == ~cond); {13757#true} is VALID [2022-04-08 05:59:58,389 INFO L290 TraceCheckUtils]: 15: Hoare triple {13757#true} assume true; {13757#true} is VALID [2022-04-08 05:59:58,389 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {13757#true} {13757#true} #96#return; {13757#true} is VALID [2022-04-08 05:59:58,389 INFO L272 TraceCheckUtils]: 17: Hoare triple {13757#true} call assume_abort_if_not((if ~x~0 >= 1 then 1 else 0)); {13757#true} is VALID [2022-04-08 05:59:58,390 INFO L290 TraceCheckUtils]: 18: Hoare triple {13757#true} ~cond := #in~cond; {13757#true} is VALID [2022-04-08 05:59:58,390 INFO L290 TraceCheckUtils]: 19: Hoare triple {13757#true} assume !(0 == ~cond); {13757#true} is VALID [2022-04-08 05:59:58,390 INFO L290 TraceCheckUtils]: 20: Hoare triple {13757#true} assume true; {13757#true} is VALID [2022-04-08 05:59:58,390 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {13757#true} {13757#true} #98#return; {13757#true} is VALID [2022-04-08 05:59:58,390 INFO L272 TraceCheckUtils]: 22: Hoare triple {13757#true} call assume_abort_if_not((if ~y~0 >= 1 then 1 else 0)); {13757#true} is VALID [2022-04-08 05:59:58,390 INFO L290 TraceCheckUtils]: 23: Hoare triple {13757#true} ~cond := #in~cond; {13757#true} is VALID [2022-04-08 05:59:58,390 INFO L290 TraceCheckUtils]: 24: Hoare triple {13757#true} assume !(0 == ~cond); {13757#true} is VALID [2022-04-08 05:59:58,390 INFO L290 TraceCheckUtils]: 25: Hoare triple {13757#true} assume true; {13757#true} is VALID [2022-04-08 05:59:58,390 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {13757#true} {13757#true} #100#return; {13757#true} is VALID [2022-04-08 05:59:58,390 INFO L290 TraceCheckUtils]: 27: Hoare triple {13757#true} ~a~0 := ~x~0;~b~0 := ~y~0;~p~0 := 1;~q~0 := 0;~r~0 := 0;~s~0 := 1; {13757#true} is VALID [2022-04-08 05:59:58,390 INFO L290 TraceCheckUtils]: 28: Hoare triple {13757#true} assume !false; {13757#true} is VALID [2022-04-08 05:59:58,390 INFO L290 TraceCheckUtils]: 29: Hoare triple {13757#true} assume !!(0 != ~b~0);havoc ~c~0;havoc ~k~0;~c~0 := ~a~0;~k~0 := 0; {13757#true} is VALID [2022-04-08 05:59:58,390 INFO L290 TraceCheckUtils]: 30: Hoare triple {13757#true} assume !false; {13757#true} is VALID [2022-04-08 05:59:58,390 INFO L290 TraceCheckUtils]: 31: Hoare triple {13757#true} assume !(~c~0 >= ~b~0); {13757#true} is VALID [2022-04-08 05:59:58,390 INFO L290 TraceCheckUtils]: 32: Hoare triple {13757#true} ~a~0 := ~b~0;~b~0 := ~c~0;havoc ~temp~0;~temp~0 := ~p~0;~p~0 := ~q~0;~q~0 := ~temp~0 - ~q~0 * ~k~0;~temp~0 := ~r~0;~r~0 := ~s~0;~s~0 := ~temp~0 - ~s~0 * ~k~0; {13757#true} is VALID [2022-04-08 05:59:58,391 INFO L290 TraceCheckUtils]: 33: Hoare triple {13757#true} assume !false; {13757#true} is VALID [2022-04-08 05:59:58,391 INFO L290 TraceCheckUtils]: 34: Hoare triple {13757#true} assume !!(0 != ~b~0);havoc ~c~0;havoc ~k~0;~c~0 := ~a~0;~k~0 := 0; {13757#true} is VALID [2022-04-08 05:59:58,391 INFO L290 TraceCheckUtils]: 35: Hoare triple {13757#true} assume !false; {13757#true} is VALID [2022-04-08 05:59:58,391 INFO L290 TraceCheckUtils]: 36: Hoare triple {13757#true} assume !!(~c~0 >= ~b~0);havoc ~d~0;havoc ~v~0;~d~0 := 1;~v~0 := ~b~0; {13870#(<= main_~v~0 main_~b~0)} is VALID [2022-04-08 05:59:58,391 INFO L290 TraceCheckUtils]: 37: Hoare triple {13870#(<= main_~v~0 main_~b~0)} assume !false; {13870#(<= main_~v~0 main_~b~0)} is VALID [2022-04-08 05:59:58,391 INFO L272 TraceCheckUtils]: 38: Hoare triple {13870#(<= main_~v~0 main_~b~0)} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {13757#true} is VALID [2022-04-08 05:59:58,392 INFO L290 TraceCheckUtils]: 39: Hoare triple {13757#true} ~cond := #in~cond; {13757#true} is VALID [2022-04-08 05:59:58,392 INFO L290 TraceCheckUtils]: 40: Hoare triple {13757#true} assume !(0 == ~cond); {13757#true} is VALID [2022-04-08 05:59:58,392 INFO L290 TraceCheckUtils]: 41: Hoare triple {13757#true} assume true; {13757#true} is VALID [2022-04-08 05:59:58,392 INFO L284 TraceCheckUtils]: 42: Hoare quadruple {13757#true} {13870#(<= main_~v~0 main_~b~0)} #102#return; {13870#(<= main_~v~0 main_~b~0)} is VALID [2022-04-08 05:59:58,392 INFO L272 TraceCheckUtils]: 43: Hoare triple {13870#(<= main_~v~0 main_~b~0)} call __VERIFIER_assert((if ~b~0 == ~x~0 * ~q~0 + ~y~0 * ~s~0 then 1 else 0)); {13757#true} is VALID [2022-04-08 05:59:58,392 INFO L290 TraceCheckUtils]: 44: Hoare triple {13757#true} ~cond := #in~cond; {13757#true} is VALID [2022-04-08 05:59:58,393 INFO L290 TraceCheckUtils]: 45: Hoare triple {13757#true} assume !(0 == ~cond); {13757#true} is VALID [2022-04-08 05:59:58,393 INFO L290 TraceCheckUtils]: 46: Hoare triple {13757#true} assume true; {13757#true} is VALID [2022-04-08 05:59:58,393 INFO L284 TraceCheckUtils]: 47: Hoare quadruple {13757#true} {13870#(<= main_~v~0 main_~b~0)} #104#return; {13870#(<= main_~v~0 main_~b~0)} is VALID [2022-04-08 05:59:58,393 INFO L272 TraceCheckUtils]: 48: Hoare triple {13870#(<= main_~v~0 main_~b~0)} call __VERIFIER_assert((if ~a~0 == ~k~0 * ~b~0 + ~c~0 then 1 else 0)); {13757#true} is VALID [2022-04-08 05:59:58,393 INFO L290 TraceCheckUtils]: 49: Hoare triple {13757#true} ~cond := #in~cond; {13757#true} is VALID [2022-04-08 05:59:58,393 INFO L290 TraceCheckUtils]: 50: Hoare triple {13757#true} assume !(0 == ~cond); {13757#true} is VALID [2022-04-08 05:59:58,393 INFO L290 TraceCheckUtils]: 51: Hoare triple {13757#true} assume true; {13757#true} is VALID [2022-04-08 05:59:58,394 INFO L284 TraceCheckUtils]: 52: Hoare quadruple {13757#true} {13870#(<= main_~v~0 main_~b~0)} #106#return; {13870#(<= main_~v~0 main_~b~0)} is VALID [2022-04-08 05:59:58,394 INFO L272 TraceCheckUtils]: 53: Hoare triple {13870#(<= main_~v~0 main_~b~0)} call __VERIFIER_assert((if ~v~0 == ~b~0 * ~d~0 then 1 else 0)); {13757#true} is VALID [2022-04-08 05:59:58,394 INFO L290 TraceCheckUtils]: 54: Hoare triple {13757#true} ~cond := #in~cond; {13757#true} is VALID [2022-04-08 05:59:58,394 INFO L290 TraceCheckUtils]: 55: Hoare triple {13757#true} assume !(0 == ~cond); {13757#true} is VALID [2022-04-08 05:59:58,394 INFO L290 TraceCheckUtils]: 56: Hoare triple {13757#true} assume true; {13757#true} is VALID [2022-04-08 05:59:58,395 INFO L284 TraceCheckUtils]: 57: Hoare quadruple {13757#true} {13870#(<= main_~v~0 main_~b~0)} #108#return; {13870#(<= main_~v~0 main_~b~0)} is VALID [2022-04-08 05:59:58,395 INFO L290 TraceCheckUtils]: 58: Hoare triple {13870#(<= main_~v~0 main_~b~0)} assume !(~c~0 >= 2 * ~v~0); {13937#(and (<= main_~v~0 main_~b~0) (not (<= (* main_~v~0 2) main_~c~0)))} is VALID [2022-04-08 05:59:58,396 INFO L290 TraceCheckUtils]: 59: Hoare triple {13937#(and (<= main_~v~0 main_~b~0) (not (<= (* main_~v~0 2) main_~c~0)))} ~c~0 := ~c~0 - ~v~0;~k~0 := ~k~0 + ~d~0; {13941#(< main_~c~0 main_~b~0)} is VALID [2022-04-08 05:59:58,396 INFO L290 TraceCheckUtils]: 60: Hoare triple {13941#(< main_~c~0 main_~b~0)} assume !false; {13941#(< main_~c~0 main_~b~0)} is VALID [2022-04-08 05:59:58,396 INFO L290 TraceCheckUtils]: 61: Hoare triple {13941#(< main_~c~0 main_~b~0)} assume !!(~c~0 >= ~b~0);havoc ~d~0;havoc ~v~0;~d~0 := 1;~v~0 := ~b~0; {13758#false} is VALID [2022-04-08 05:59:58,396 INFO L290 TraceCheckUtils]: 62: Hoare triple {13758#false} assume !false; {13758#false} is VALID [2022-04-08 05:59:58,397 INFO L272 TraceCheckUtils]: 63: Hoare triple {13758#false} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {13758#false} is VALID [2022-04-08 05:59:58,397 INFO L290 TraceCheckUtils]: 64: Hoare triple {13758#false} ~cond := #in~cond; {13758#false} is VALID [2022-04-08 05:59:58,397 INFO L290 TraceCheckUtils]: 65: Hoare triple {13758#false} assume !(0 == ~cond); {13758#false} is VALID [2022-04-08 05:59:58,397 INFO L290 TraceCheckUtils]: 66: Hoare triple {13758#false} assume true; {13758#false} is VALID [2022-04-08 05:59:58,397 INFO L284 TraceCheckUtils]: 67: Hoare quadruple {13758#false} {13758#false} #102#return; {13758#false} is VALID [2022-04-08 05:59:58,397 INFO L272 TraceCheckUtils]: 68: Hoare triple {13758#false} call __VERIFIER_assert((if ~b~0 == ~x~0 * ~q~0 + ~y~0 * ~s~0 then 1 else 0)); {13758#false} is VALID [2022-04-08 05:59:58,397 INFO L290 TraceCheckUtils]: 69: Hoare triple {13758#false} ~cond := #in~cond; {13758#false} is VALID [2022-04-08 05:59:58,397 INFO L290 TraceCheckUtils]: 70: Hoare triple {13758#false} assume !(0 == ~cond); {13758#false} is VALID [2022-04-08 05:59:58,397 INFO L290 TraceCheckUtils]: 71: Hoare triple {13758#false} assume true; {13758#false} is VALID [2022-04-08 05:59:58,397 INFO L284 TraceCheckUtils]: 72: Hoare quadruple {13758#false} {13758#false} #104#return; {13758#false} is VALID [2022-04-08 05:59:58,397 INFO L272 TraceCheckUtils]: 73: Hoare triple {13758#false} call __VERIFIER_assert((if ~a~0 == ~k~0 * ~b~0 + ~c~0 then 1 else 0)); {13758#false} is VALID [2022-04-08 05:59:58,397 INFO L290 TraceCheckUtils]: 74: Hoare triple {13758#false} ~cond := #in~cond; {13758#false} is VALID [2022-04-08 05:59:58,397 INFO L290 TraceCheckUtils]: 75: Hoare triple {13758#false} assume 0 == ~cond; {13758#false} is VALID [2022-04-08 05:59:58,397 INFO L290 TraceCheckUtils]: 76: Hoare triple {13758#false} assume !false; {13758#false} is VALID [2022-04-08 05:59:58,398 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2022-04-08 05:59:58,398 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-04-08 05:59:58,398 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-08 05:59:58,398 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1851201479] [2022-04-08 05:59:58,398 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-04-08 05:59:58,398 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [530143227] [2022-04-08 05:59:58,398 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [530143227] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 05:59:58,398 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 05:59:58,398 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-04-08 05:59:58,398 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-08 05:59:58,399 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [1981899289] [2022-04-08 05:59:58,399 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [1981899289] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 05:59:58,399 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 05:59:58,399 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-04-08 05:59:58,399 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [110772164] [2022-04-08 05:59:58,399 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-08 05:59:58,399 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.6) internal successors, (28), 5 states have internal predecessors, (28), 3 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) Word has length 77 [2022-04-08 05:59:58,399 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-08 05:59:58,399 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 5 states, 5 states have (on average 5.6) internal successors, (28), 5 states have internal predecessors, (28), 3 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) [2022-04-08 05:59:58,437 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 52 edges. 52 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 05:59:58,437 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-04-08 05:59:58,437 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-08 05:59:58,438 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-04-08 05:59:58,438 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-04-08 05:59:58,438 INFO L87 Difference]: Start difference. First operand 224 states and 308 transitions. Second operand has 5 states, 5 states have (on average 5.6) internal successors, (28), 5 states have internal predecessors, (28), 3 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) [2022-04-08 05:59:59,213 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 05:59:59,213 INFO L93 Difference]: Finished difference Result 367 states and 500 transitions. [2022-04-08 05:59:59,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-04-08 05:59:59,213 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.6) internal successors, (28), 5 states have internal predecessors, (28), 3 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) Word has length 77 [2022-04-08 05:59:59,214 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-08 05:59:59,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 5.6) internal successors, (28), 5 states have internal predecessors, (28), 3 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) [2022-04-08 05:59:59,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 85 transitions. [2022-04-08 05:59:59,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 5.6) internal successors, (28), 5 states have internal predecessors, (28), 3 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) [2022-04-08 05:59:59,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 85 transitions. [2022-04-08 05:59:59,215 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 6 states and 85 transitions. [2022-04-08 05:59:59,281 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 85 edges. 85 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 05:59:59,285 INFO L225 Difference]: With dead ends: 367 [2022-04-08 05:59:59,285 INFO L226 Difference]: Without dead ends: 230 [2022-04-08 05:59:59,286 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 74 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2022-04-08 05:59:59,286 INFO L913 BasicCegarLoop]: 45 mSDtfsCounter, 3 mSDsluCounter, 64 mSDsCounter, 0 mSdLazyCounter, 43 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 109 SdHoareTripleChecker+Invalid, 45 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 43 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-04-08 05:59:59,286 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [3 Valid, 109 Invalid, 45 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 43 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-04-08 05:59:59,287 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 230 states. [2022-04-08 05:59:59,827 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 230 to 214. [2022-04-08 05:59:59,828 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-08 05:59:59,828 INFO L82 GeneralOperation]: Start isEquivalent. First operand 230 states. Second operand has 214 states, 126 states have (on average 1.1825396825396826) internal successors, (149), 127 states have internal predecessors, (149), 71 states have call successors, (71), 17 states have call predecessors, (71), 16 states have return successors, (69), 69 states have call predecessors, (69), 69 states have call successors, (69) [2022-04-08 05:59:59,828 INFO L74 IsIncluded]: Start isIncluded. First operand 230 states. Second operand has 214 states, 126 states have (on average 1.1825396825396826) internal successors, (149), 127 states have internal predecessors, (149), 71 states have call successors, (71), 17 states have call predecessors, (71), 16 states have return successors, (69), 69 states have call predecessors, (69), 69 states have call successors, (69) [2022-04-08 05:59:59,829 INFO L87 Difference]: Start difference. First operand 230 states. Second operand has 214 states, 126 states have (on average 1.1825396825396826) internal successors, (149), 127 states have internal predecessors, (149), 71 states have call successors, (71), 17 states have call predecessors, (71), 16 states have return successors, (69), 69 states have call predecessors, (69), 69 states have call successors, (69) [2022-04-08 05:59:59,833 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 05:59:59,833 INFO L93 Difference]: Finished difference Result 230 states and 305 transitions. [2022-04-08 05:59:59,833 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 305 transitions. [2022-04-08 05:59:59,834 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 05:59:59,834 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 05:59:59,834 INFO L74 IsIncluded]: Start isIncluded. First operand has 214 states, 126 states have (on average 1.1825396825396826) internal successors, (149), 127 states have internal predecessors, (149), 71 states have call successors, (71), 17 states have call predecessors, (71), 16 states have return successors, (69), 69 states have call predecessors, (69), 69 states have call successors, (69) Second operand 230 states. [2022-04-08 05:59:59,834 INFO L87 Difference]: Start difference. First operand has 214 states, 126 states have (on average 1.1825396825396826) internal successors, (149), 127 states have internal predecessors, (149), 71 states have call successors, (71), 17 states have call predecessors, (71), 16 states have return successors, (69), 69 states have call predecessors, (69), 69 states have call successors, (69) Second operand 230 states. [2022-04-08 05:59:59,838 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 05:59:59,838 INFO L93 Difference]: Finished difference Result 230 states and 305 transitions. [2022-04-08 05:59:59,838 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 305 transitions. [2022-04-08 05:59:59,839 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 05:59:59,839 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 05:59:59,839 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-08 05:59:59,839 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-08 05:59:59,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 214 states, 126 states have (on average 1.1825396825396826) internal successors, (149), 127 states have internal predecessors, (149), 71 states have call successors, (71), 17 states have call predecessors, (71), 16 states have return successors, (69), 69 states have call predecessors, (69), 69 states have call successors, (69) [2022-04-08 05:59:59,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 214 states and 289 transitions. [2022-04-08 05:59:59,844 INFO L78 Accepts]: Start accepts. Automaton has 214 states and 289 transitions. Word has length 77 [2022-04-08 05:59:59,845 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-08 05:59:59,845 INFO L478 AbstractCegarLoop]: Abstraction has 214 states and 289 transitions. [2022-04-08 05:59:59,846 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.6) internal successors, (28), 5 states have internal predecessors, (28), 3 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) [2022-04-08 05:59:59,846 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 214 states and 289 transitions. [2022-04-08 06:00:00,305 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 289 edges. 289 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 06:00:00,305 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 289 transitions. [2022-04-08 06:00:00,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-04-08 06:00:00,305 INFO L491 BasicCegarLoop]: Found error trace [2022-04-08 06:00:00,306 INFO L499 BasicCegarLoop]: trace histogram [6, 5, 5, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-08 06:00:00,341 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2022-04-08 06:00:00,506 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,SelfDestructingSolverStorable12 [2022-04-08 06:00:00,506 INFO L403 AbstractCegarLoop]: === Iteration 14 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-08 06:00:00,507 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-08 06:00:00,507 INFO L85 PathProgramCache]: Analyzing trace with hash -867272991, now seen corresponding path program 5 times [2022-04-08 06:00:00,507 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-08 06:00:00,507 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [1969315025] [2022-04-08 06:00:00,507 INFO L202 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-04-08 06:00:00,507 INFO L85 PathProgramCache]: Analyzing trace with hash -867272991, now seen corresponding path program 6 times [2022-04-08 06:00:00,507 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-08 06:00:00,507 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1261972538] [2022-04-08 06:00:00,508 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-08 06:00:00,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-08 06:00:00,521 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-04-08 06:00:00,521 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1490891244] [2022-04-08 06:00:00,521 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2022-04-08 06:00:00,521 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-08 06:00:00,521 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-08 06:00:00,539 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) [2022-04-08 06:00:00,540 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2022-04-08 06:00:00,585 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 5 check-sat command(s) [2022-04-08 06:00:00,585 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-08 06:00:00,586 INFO L263 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 71 conjunts are in the unsatisfiable core [2022-04-08 06:00:00,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 06:00:00,601 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-08 06:00:01,442 INFO L272 TraceCheckUtils]: 0: Hoare triple {15617#true} call ULTIMATE.init(); {15617#true} is VALID [2022-04-08 06:00:01,442 INFO L290 TraceCheckUtils]: 1: Hoare triple {15617#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(11, 2);call #Ultimate.allocInit(12, 3); {15617#true} is VALID [2022-04-08 06:00:01,442 INFO L290 TraceCheckUtils]: 2: Hoare triple {15617#true} assume true; {15617#true} is VALID [2022-04-08 06:00:01,442 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {15617#true} {15617#true} #112#return; {15617#true} is VALID [2022-04-08 06:00:01,443 INFO L272 TraceCheckUtils]: 4: Hoare triple {15617#true} call #t~ret6 := main(); {15617#true} is VALID [2022-04-08 06:00:01,443 INFO L290 TraceCheckUtils]: 5: Hoare triple {15617#true} havoc ~x~0;havoc ~y~0;havoc ~a~0;havoc ~b~0;havoc ~p~0;havoc ~q~0;havoc ~r~0;havoc ~s~0;assume -2147483648 <= #t~nondet4 && #t~nondet4 <= 2147483647;~x~0 := #t~nondet4;havoc #t~nondet4; {15617#true} is VALID [2022-04-08 06:00:01,443 INFO L272 TraceCheckUtils]: 6: Hoare triple {15617#true} call assume_abort_if_not((if ~x~0 >= 0 && ~x~0 <= 10 then 1 else 0)); {15617#true} is VALID [2022-04-08 06:00:01,443 INFO L290 TraceCheckUtils]: 7: Hoare triple {15617#true} ~cond := #in~cond; {15617#true} is VALID [2022-04-08 06:00:01,443 INFO L290 TraceCheckUtils]: 8: Hoare triple {15617#true} assume !(0 == ~cond); {15617#true} is VALID [2022-04-08 06:00:01,443 INFO L290 TraceCheckUtils]: 9: Hoare triple {15617#true} assume true; {15617#true} is VALID [2022-04-08 06:00:01,443 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {15617#true} {15617#true} #94#return; {15617#true} is VALID [2022-04-08 06:00:01,443 INFO L290 TraceCheckUtils]: 11: Hoare triple {15617#true} assume -2147483648 <= #t~nondet5 && #t~nondet5 <= 2147483647;~y~0 := #t~nondet5;havoc #t~nondet5; {15617#true} is VALID [2022-04-08 06:00:01,443 INFO L272 TraceCheckUtils]: 12: Hoare triple {15617#true} call assume_abort_if_not((if ~y~0 >= 0 && ~y~0 <= 10 then 1 else 0)); {15617#true} is VALID [2022-04-08 06:00:01,443 INFO L290 TraceCheckUtils]: 13: Hoare triple {15617#true} ~cond := #in~cond; {15617#true} is VALID [2022-04-08 06:00:01,443 INFO L290 TraceCheckUtils]: 14: Hoare triple {15617#true} assume !(0 == ~cond); {15617#true} is VALID [2022-04-08 06:00:01,454 INFO L290 TraceCheckUtils]: 15: Hoare triple {15617#true} assume true; {15617#true} is VALID [2022-04-08 06:00:01,455 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {15617#true} {15617#true} #96#return; {15617#true} is VALID [2022-04-08 06:00:01,455 INFO L272 TraceCheckUtils]: 17: Hoare triple {15617#true} call assume_abort_if_not((if ~x~0 >= 1 then 1 else 0)); {15617#true} is VALID [2022-04-08 06:00:01,455 INFO L290 TraceCheckUtils]: 18: Hoare triple {15617#true} ~cond := #in~cond; {15617#true} is VALID [2022-04-08 06:00:01,455 INFO L290 TraceCheckUtils]: 19: Hoare triple {15617#true} assume !(0 == ~cond); {15617#true} is VALID [2022-04-08 06:00:01,455 INFO L290 TraceCheckUtils]: 20: Hoare triple {15617#true} assume true; {15617#true} is VALID [2022-04-08 06:00:01,455 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {15617#true} {15617#true} #98#return; {15617#true} is VALID [2022-04-08 06:00:01,455 INFO L272 TraceCheckUtils]: 22: Hoare triple {15617#true} call assume_abort_if_not((if ~y~0 >= 1 then 1 else 0)); {15617#true} is VALID [2022-04-08 06:00:01,455 INFO L290 TraceCheckUtils]: 23: Hoare triple {15617#true} ~cond := #in~cond; {15617#true} is VALID [2022-04-08 06:00:01,455 INFO L290 TraceCheckUtils]: 24: Hoare triple {15617#true} assume !(0 == ~cond); {15617#true} is VALID [2022-04-08 06:00:01,455 INFO L290 TraceCheckUtils]: 25: Hoare triple {15617#true} assume true; {15617#true} is VALID [2022-04-08 06:00:01,455 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {15617#true} {15617#true} #100#return; {15617#true} is VALID [2022-04-08 06:00:01,467 INFO L290 TraceCheckUtils]: 27: Hoare triple {15617#true} ~a~0 := ~x~0;~b~0 := ~y~0;~p~0 := 1;~q~0 := 0;~r~0 := 0;~s~0 := 1; {15703#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0))} is VALID [2022-04-08 06:00:01,467 INFO L290 TraceCheckUtils]: 28: Hoare triple {15703#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0))} assume !false; {15703#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0))} is VALID [2022-04-08 06:00:01,468 INFO L290 TraceCheckUtils]: 29: Hoare triple {15703#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0))} assume !!(0 != ~b~0);havoc ~c~0;havoc ~k~0;~c~0 := ~a~0;~k~0 := 0; {15710#(and (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~c~0 main_~x~0))} is VALID [2022-04-08 06:00:01,468 INFO L290 TraceCheckUtils]: 30: Hoare triple {15710#(and (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~c~0 main_~x~0))} assume !false; {15710#(and (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~c~0 main_~x~0))} is VALID [2022-04-08 06:00:01,469 INFO L290 TraceCheckUtils]: 31: Hoare triple {15710#(and (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~c~0 main_~x~0))} assume !(~c~0 >= ~b~0); {15710#(and (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~c~0 main_~x~0))} is VALID [2022-04-08 06:00:01,469 INFO L290 TraceCheckUtils]: 32: Hoare triple {15710#(and (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~c~0 main_~x~0))} ~a~0 := ~b~0;~b~0 := ~c~0;havoc ~temp~0;~temp~0 := ~p~0;~p~0 := ~q~0;~q~0 := ~temp~0 - ~q~0 * ~k~0;~temp~0 := ~r~0;~r~0 := ~s~0;~s~0 := ~temp~0 - ~s~0 * ~k~0; {15720#(and (= main_~s~0 0) (= main_~p~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~b~0 main_~x~0))} is VALID [2022-04-08 06:00:01,469 INFO L290 TraceCheckUtils]: 33: Hoare triple {15720#(and (= main_~s~0 0) (= main_~p~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~b~0 main_~x~0))} assume !false; {15720#(and (= main_~s~0 0) (= main_~p~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~b~0 main_~x~0))} is VALID [2022-04-08 06:00:01,470 INFO L290 TraceCheckUtils]: 34: Hoare triple {15720#(and (= main_~s~0 0) (= main_~p~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~b~0 main_~x~0))} assume !!(0 != ~b~0);havoc ~c~0;havoc ~k~0;~c~0 := ~a~0;~k~0 := 0; {15727#(and (= main_~s~0 0) (= main_~p~0 0) (= main_~k~0 0) (= main_~c~0 main_~y~0) (= main_~r~0 1) (= main_~b~0 main_~x~0))} is VALID [2022-04-08 06:00:01,470 INFO L290 TraceCheckUtils]: 35: Hoare triple {15727#(and (= main_~s~0 0) (= main_~p~0 0) (= main_~k~0 0) (= main_~c~0 main_~y~0) (= main_~r~0 1) (= main_~b~0 main_~x~0))} assume !false; {15727#(and (= main_~s~0 0) (= main_~p~0 0) (= main_~k~0 0) (= main_~c~0 main_~y~0) (= main_~r~0 1) (= main_~b~0 main_~x~0))} is VALID [2022-04-08 06:00:01,471 INFO L290 TraceCheckUtils]: 36: Hoare triple {15727#(and (= main_~s~0 0) (= main_~p~0 0) (= main_~k~0 0) (= main_~c~0 main_~y~0) (= main_~r~0 1) (= main_~b~0 main_~x~0))} assume !!(~c~0 >= ~b~0);havoc ~d~0;havoc ~v~0;~d~0 := 1;~v~0 := ~b~0; {15734#(and (= main_~b~0 main_~v~0) (= main_~s~0 0) (= main_~p~0 0) (= main_~k~0 0) (= main_~c~0 main_~y~0) (= main_~r~0 1) (= main_~b~0 main_~x~0) (= main_~d~0 1))} is VALID [2022-04-08 06:00:01,471 INFO L290 TraceCheckUtils]: 37: Hoare triple {15734#(and (= main_~b~0 main_~v~0) (= main_~s~0 0) (= main_~p~0 0) (= main_~k~0 0) (= main_~c~0 main_~y~0) (= main_~r~0 1) (= main_~b~0 main_~x~0) (= main_~d~0 1))} assume !false; {15734#(and (= main_~b~0 main_~v~0) (= main_~s~0 0) (= main_~p~0 0) (= main_~k~0 0) (= main_~c~0 main_~y~0) (= main_~r~0 1) (= main_~b~0 main_~x~0) (= main_~d~0 1))} is VALID [2022-04-08 06:00:01,471 INFO L272 TraceCheckUtils]: 38: Hoare triple {15734#(and (= main_~b~0 main_~v~0) (= main_~s~0 0) (= main_~p~0 0) (= main_~k~0 0) (= main_~c~0 main_~y~0) (= main_~r~0 1) (= main_~b~0 main_~x~0) (= main_~d~0 1))} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {15617#true} is VALID [2022-04-08 06:00:01,471 INFO L290 TraceCheckUtils]: 39: Hoare triple {15617#true} ~cond := #in~cond; {15617#true} is VALID [2022-04-08 06:00:01,471 INFO L290 TraceCheckUtils]: 40: Hoare triple {15617#true} assume !(0 == ~cond); {15617#true} is VALID [2022-04-08 06:00:01,471 INFO L290 TraceCheckUtils]: 41: Hoare triple {15617#true} assume true; {15617#true} is VALID [2022-04-08 06:00:01,472 INFO L284 TraceCheckUtils]: 42: Hoare quadruple {15617#true} {15734#(and (= main_~b~0 main_~v~0) (= main_~s~0 0) (= main_~p~0 0) (= main_~k~0 0) (= main_~c~0 main_~y~0) (= main_~r~0 1) (= main_~b~0 main_~x~0) (= main_~d~0 1))} #102#return; {15734#(and (= main_~b~0 main_~v~0) (= main_~s~0 0) (= main_~p~0 0) (= main_~k~0 0) (= main_~c~0 main_~y~0) (= main_~r~0 1) (= main_~b~0 main_~x~0) (= main_~d~0 1))} is VALID [2022-04-08 06:00:01,472 INFO L272 TraceCheckUtils]: 43: Hoare triple {15734#(and (= main_~b~0 main_~v~0) (= main_~s~0 0) (= main_~p~0 0) (= main_~k~0 0) (= main_~c~0 main_~y~0) (= main_~r~0 1) (= main_~b~0 main_~x~0) (= main_~d~0 1))} call __VERIFIER_assert((if ~b~0 == ~x~0 * ~q~0 + ~y~0 * ~s~0 then 1 else 0)); {15617#true} is VALID [2022-04-08 06:00:01,472 INFO L290 TraceCheckUtils]: 44: Hoare triple {15617#true} ~cond := #in~cond; {15759#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} is VALID [2022-04-08 06:00:01,473 INFO L290 TraceCheckUtils]: 45: Hoare triple {15759#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} assume !(0 == ~cond); {15763#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 06:00:01,473 INFO L290 TraceCheckUtils]: 46: Hoare triple {15763#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {15763#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 06:00:01,474 INFO L284 TraceCheckUtils]: 47: Hoare quadruple {15763#(not (= |__VERIFIER_assert_#in~cond| 0))} {15734#(and (= main_~b~0 main_~v~0) (= main_~s~0 0) (= main_~p~0 0) (= main_~k~0 0) (= main_~c~0 main_~y~0) (= main_~r~0 1) (= main_~b~0 main_~x~0) (= main_~d~0 1))} #104#return; {15770#(and (= main_~b~0 main_~v~0) (= main_~s~0 0) (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (= main_~p~0 0) (= main_~k~0 0) (= main_~c~0 main_~y~0) (= main_~r~0 1) (= main_~b~0 main_~x~0) (= main_~d~0 1))} is VALID [2022-04-08 06:00:01,474 INFO L272 TraceCheckUtils]: 48: Hoare triple {15770#(and (= main_~b~0 main_~v~0) (= main_~s~0 0) (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (= main_~p~0 0) (= main_~k~0 0) (= main_~c~0 main_~y~0) (= main_~r~0 1) (= main_~b~0 main_~x~0) (= main_~d~0 1))} call __VERIFIER_assert((if ~a~0 == ~k~0 * ~b~0 + ~c~0 then 1 else 0)); {15617#true} is VALID [2022-04-08 06:00:01,474 INFO L290 TraceCheckUtils]: 49: Hoare triple {15617#true} ~cond := #in~cond; {15617#true} is VALID [2022-04-08 06:00:01,474 INFO L290 TraceCheckUtils]: 50: Hoare triple {15617#true} assume !(0 == ~cond); {15617#true} is VALID [2022-04-08 06:00:01,474 INFO L290 TraceCheckUtils]: 51: Hoare triple {15617#true} assume true; {15617#true} is VALID [2022-04-08 06:00:01,475 INFO L284 TraceCheckUtils]: 52: Hoare quadruple {15617#true} {15770#(and (= main_~b~0 main_~v~0) (= main_~s~0 0) (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (= main_~p~0 0) (= main_~k~0 0) (= main_~c~0 main_~y~0) (= main_~r~0 1) (= main_~b~0 main_~x~0) (= main_~d~0 1))} #106#return; {15770#(and (= main_~b~0 main_~v~0) (= main_~s~0 0) (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (= main_~p~0 0) (= main_~k~0 0) (= main_~c~0 main_~y~0) (= main_~r~0 1) (= main_~b~0 main_~x~0) (= main_~d~0 1))} is VALID [2022-04-08 06:00:01,475 INFO L272 TraceCheckUtils]: 53: Hoare triple {15770#(and (= main_~b~0 main_~v~0) (= main_~s~0 0) (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (= main_~p~0 0) (= main_~k~0 0) (= main_~c~0 main_~y~0) (= main_~r~0 1) (= main_~b~0 main_~x~0) (= main_~d~0 1))} call __VERIFIER_assert((if ~v~0 == ~b~0 * ~d~0 then 1 else 0)); {15617#true} is VALID [2022-04-08 06:00:01,475 INFO L290 TraceCheckUtils]: 54: Hoare triple {15617#true} ~cond := #in~cond; {15617#true} is VALID [2022-04-08 06:00:01,475 INFO L290 TraceCheckUtils]: 55: Hoare triple {15617#true} assume !(0 == ~cond); {15617#true} is VALID [2022-04-08 06:00:01,475 INFO L290 TraceCheckUtils]: 56: Hoare triple {15617#true} assume true; {15617#true} is VALID [2022-04-08 06:00:01,476 INFO L284 TraceCheckUtils]: 57: Hoare quadruple {15617#true} {15770#(and (= main_~b~0 main_~v~0) (= main_~s~0 0) (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (= main_~p~0 0) (= main_~k~0 0) (= main_~c~0 main_~y~0) (= main_~r~0 1) (= main_~b~0 main_~x~0) (= main_~d~0 1))} #108#return; {15770#(and (= main_~b~0 main_~v~0) (= main_~s~0 0) (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (= main_~p~0 0) (= main_~k~0 0) (= main_~c~0 main_~y~0) (= main_~r~0 1) (= main_~b~0 main_~x~0) (= main_~d~0 1))} is VALID [2022-04-08 06:00:01,476 INFO L290 TraceCheckUtils]: 58: Hoare triple {15770#(and (= main_~b~0 main_~v~0) (= main_~s~0 0) (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (= main_~p~0 0) (= main_~k~0 0) (= main_~c~0 main_~y~0) (= main_~r~0 1) (= main_~b~0 main_~x~0) (= main_~d~0 1))} assume !(~c~0 >= 2 * ~v~0); {15770#(and (= main_~b~0 main_~v~0) (= main_~s~0 0) (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (= main_~p~0 0) (= main_~k~0 0) (= main_~c~0 main_~y~0) (= main_~r~0 1) (= main_~b~0 main_~x~0) (= main_~d~0 1))} is VALID [2022-04-08 06:00:01,477 INFO L290 TraceCheckUtils]: 59: Hoare triple {15770#(and (= main_~b~0 main_~v~0) (= main_~s~0 0) (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (= main_~p~0 0) (= main_~k~0 0) (= main_~c~0 main_~y~0) (= main_~r~0 1) (= main_~b~0 main_~x~0) (= main_~d~0 1))} ~c~0 := ~c~0 - ~v~0;~k~0 := ~k~0 + ~d~0; {15807#(and (= main_~s~0 0) (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (= main_~p~0 0) (= main_~r~0 1) (= main_~b~0 main_~x~0) (= main_~k~0 1) (= main_~y~0 (+ main_~c~0 main_~b~0)))} is VALID [2022-04-08 06:00:01,477 INFO L290 TraceCheckUtils]: 60: Hoare triple {15807#(and (= main_~s~0 0) (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (= main_~p~0 0) (= main_~r~0 1) (= main_~b~0 main_~x~0) (= main_~k~0 1) (= main_~y~0 (+ main_~c~0 main_~b~0)))} assume !false; {15807#(and (= main_~s~0 0) (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (= main_~p~0 0) (= main_~r~0 1) (= main_~b~0 main_~x~0) (= main_~k~0 1) (= main_~y~0 (+ main_~c~0 main_~b~0)))} is VALID [2022-04-08 06:00:01,478 INFO L290 TraceCheckUtils]: 61: Hoare triple {15807#(and (= main_~s~0 0) (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (= main_~p~0 0) (= main_~r~0 1) (= main_~b~0 main_~x~0) (= main_~k~0 1) (= main_~y~0 (+ main_~c~0 main_~b~0)))} assume !(~c~0 >= ~b~0); {15807#(and (= main_~s~0 0) (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (= main_~p~0 0) (= main_~r~0 1) (= main_~b~0 main_~x~0) (= main_~k~0 1) (= main_~y~0 (+ main_~c~0 main_~b~0)))} is VALID [2022-04-08 06:00:01,479 INFO L290 TraceCheckUtils]: 62: Hoare triple {15807#(and (= main_~s~0 0) (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (= main_~p~0 0) (= main_~r~0 1) (= main_~b~0 main_~x~0) (= main_~k~0 1) (= main_~y~0 (+ main_~c~0 main_~b~0)))} ~a~0 := ~b~0;~b~0 := ~c~0;havoc ~temp~0;~temp~0 := ~p~0;~p~0 := ~q~0;~q~0 := ~temp~0 - ~q~0 * ~k~0;~temp~0 := ~r~0;~r~0 := ~s~0;~s~0 := ~temp~0 - ~s~0 * ~k~0; {15817#(and (= main_~r~0 0) (= (+ main_~s~0 main_~r~0) 1) (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (= main_~x~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (= main_~b~0 (+ (* (- 1) main_~p~0 main_~x~0) (* (- 1) main_~y~0 main_~r~0) main_~y~0)) (= (+ main_~q~0 main_~p~0) 0))} is VALID [2022-04-08 06:00:01,479 INFO L290 TraceCheckUtils]: 63: Hoare triple {15817#(and (= main_~r~0 0) (= (+ main_~s~0 main_~r~0) 1) (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (= main_~x~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (= main_~b~0 (+ (* (- 1) main_~p~0 main_~x~0) (* (- 1) main_~y~0 main_~r~0) main_~y~0)) (= (+ main_~q~0 main_~p~0) 0))} assume !false; {15817#(and (= main_~r~0 0) (= (+ main_~s~0 main_~r~0) 1) (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (= main_~x~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (= main_~b~0 (+ (* (- 1) main_~p~0 main_~x~0) (* (- 1) main_~y~0 main_~r~0) main_~y~0)) (= (+ main_~q~0 main_~p~0) 0))} is VALID [2022-04-08 06:00:01,480 INFO L290 TraceCheckUtils]: 64: Hoare triple {15817#(and (= main_~r~0 0) (= (+ main_~s~0 main_~r~0) 1) (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (= main_~x~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (= main_~b~0 (+ (* (- 1) main_~p~0 main_~x~0) (* (- 1) main_~y~0 main_~r~0) main_~y~0)) (= (+ main_~q~0 main_~p~0) 0))} assume !!(0 != ~b~0);havoc ~c~0;havoc ~k~0;~c~0 := ~a~0;~k~0 := 0; {15817#(and (= main_~r~0 0) (= (+ main_~s~0 main_~r~0) 1) (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (= main_~x~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (= main_~b~0 (+ (* (- 1) main_~p~0 main_~x~0) (* (- 1) main_~y~0 main_~r~0) main_~y~0)) (= (+ main_~q~0 main_~p~0) 0))} is VALID [2022-04-08 06:00:01,480 INFO L290 TraceCheckUtils]: 65: Hoare triple {15817#(and (= main_~r~0 0) (= (+ main_~s~0 main_~r~0) 1) (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (= main_~x~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (= main_~b~0 (+ (* (- 1) main_~p~0 main_~x~0) (* (- 1) main_~y~0 main_~r~0) main_~y~0)) (= (+ main_~q~0 main_~p~0) 0))} assume !false; {15817#(and (= main_~r~0 0) (= (+ main_~s~0 main_~r~0) 1) (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (= main_~x~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (= main_~b~0 (+ (* (- 1) main_~p~0 main_~x~0) (* (- 1) main_~y~0 main_~r~0) main_~y~0)) (= (+ main_~q~0 main_~p~0) 0))} is VALID [2022-04-08 06:00:01,481 INFO L290 TraceCheckUtils]: 66: Hoare triple {15817#(and (= main_~r~0 0) (= (+ main_~s~0 main_~r~0) 1) (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (= main_~x~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (= main_~b~0 (+ (* (- 1) main_~p~0 main_~x~0) (* (- 1) main_~y~0 main_~r~0) main_~y~0)) (= (+ main_~q~0 main_~p~0) 0))} assume !!(~c~0 >= ~b~0);havoc ~d~0;havoc ~v~0;~d~0 := 1;~v~0 := ~b~0; {15817#(and (= main_~r~0 0) (= (+ main_~s~0 main_~r~0) 1) (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (= main_~x~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (= main_~b~0 (+ (* (- 1) main_~p~0 main_~x~0) (* (- 1) main_~y~0 main_~r~0) main_~y~0)) (= (+ main_~q~0 main_~p~0) 0))} is VALID [2022-04-08 06:00:01,481 INFO L290 TraceCheckUtils]: 67: Hoare triple {15817#(and (= main_~r~0 0) (= (+ main_~s~0 main_~r~0) 1) (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (= main_~x~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (= main_~b~0 (+ (* (- 1) main_~p~0 main_~x~0) (* (- 1) main_~y~0 main_~r~0) main_~y~0)) (= (+ main_~q~0 main_~p~0) 0))} assume !false; {15817#(and (= main_~r~0 0) (= (+ main_~s~0 main_~r~0) 1) (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (= main_~x~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (= main_~b~0 (+ (* (- 1) main_~p~0 main_~x~0) (* (- 1) main_~y~0 main_~r~0) main_~y~0)) (= (+ main_~q~0 main_~p~0) 0))} is VALID [2022-04-08 06:00:01,481 INFO L272 TraceCheckUtils]: 68: Hoare triple {15817#(and (= main_~r~0 0) (= (+ main_~s~0 main_~r~0) 1) (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (= main_~x~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (= main_~b~0 (+ (* (- 1) main_~p~0 main_~x~0) (* (- 1) main_~y~0 main_~r~0) main_~y~0)) (= (+ main_~q~0 main_~p~0) 0))} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {15617#true} is VALID [2022-04-08 06:00:01,481 INFO L290 TraceCheckUtils]: 69: Hoare triple {15617#true} ~cond := #in~cond; {15759#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} is VALID [2022-04-08 06:00:01,482 INFO L290 TraceCheckUtils]: 70: Hoare triple {15759#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} assume !(0 == ~cond); {15763#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 06:00:01,482 INFO L290 TraceCheckUtils]: 71: Hoare triple {15763#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {15763#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 06:00:01,484 INFO L284 TraceCheckUtils]: 72: Hoare quadruple {15763#(not (= |__VERIFIER_assert_#in~cond| 0))} {15817#(and (= main_~r~0 0) (= (+ main_~s~0 main_~r~0) 1) (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (= main_~x~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (= main_~b~0 (+ (* (- 1) main_~p~0 main_~x~0) (* (- 1) main_~y~0 main_~r~0) main_~y~0)) (= (+ main_~q~0 main_~p~0) 0))} #102#return; {15848#(and (= (+ main_~b~0 (* main_~x~0 (* (- 1) main_~q~0))) main_~y~0) (= main_~s~0 1) (= main_~x~0 (* main_~x~0 (* (- 1) main_~q~0))))} is VALID [2022-04-08 06:00:01,484 INFO L272 TraceCheckUtils]: 73: Hoare triple {15848#(and (= (+ main_~b~0 (* main_~x~0 (* (- 1) main_~q~0))) main_~y~0) (= main_~s~0 1) (= main_~x~0 (* main_~x~0 (* (- 1) main_~q~0))))} call __VERIFIER_assert((if ~b~0 == ~x~0 * ~q~0 + ~y~0 * ~s~0 then 1 else 0)); {15852#(<= 1 |__VERIFIER_assert_#in~cond|)} is VALID [2022-04-08 06:00:01,485 INFO L290 TraceCheckUtils]: 74: Hoare triple {15852#(<= 1 |__VERIFIER_assert_#in~cond|)} ~cond := #in~cond; {15856#(<= 1 __VERIFIER_assert_~cond)} is VALID [2022-04-08 06:00:01,485 INFO L290 TraceCheckUtils]: 75: Hoare triple {15856#(<= 1 __VERIFIER_assert_~cond)} assume 0 == ~cond; {15618#false} is VALID [2022-04-08 06:00:01,485 INFO L290 TraceCheckUtils]: 76: Hoare triple {15618#false} assume !false; {15618#false} is VALID [2022-04-08 06:00:01,485 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 20 proven. 30 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2022-04-08 06:00:01,486 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-08 06:00:43,952 INFO L290 TraceCheckUtils]: 76: Hoare triple {15618#false} assume !false; {15618#false} is VALID [2022-04-08 06:00:43,953 INFO L290 TraceCheckUtils]: 75: Hoare triple {15856#(<= 1 __VERIFIER_assert_~cond)} assume 0 == ~cond; {15618#false} is VALID [2022-04-08 06:00:43,953 INFO L290 TraceCheckUtils]: 74: Hoare triple {15852#(<= 1 |__VERIFIER_assert_#in~cond|)} ~cond := #in~cond; {15856#(<= 1 __VERIFIER_assert_~cond)} is VALID [2022-04-08 06:00:43,954 INFO L272 TraceCheckUtils]: 73: Hoare triple {15872#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} call __VERIFIER_assert((if ~b~0 == ~x~0 * ~q~0 + ~y~0 * ~s~0 then 1 else 0)); {15852#(<= 1 |__VERIFIER_assert_#in~cond|)} is VALID [2022-04-08 06:00:43,954 INFO L284 TraceCheckUtils]: 72: Hoare quadruple {15763#(not (= |__VERIFIER_assert_#in~cond| 0))} {15876#(or (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))))} #102#return; {15872#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} is VALID [2022-04-08 06:00:43,955 INFO L290 TraceCheckUtils]: 71: Hoare triple {15763#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {15763#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 06:00:43,955 INFO L290 TraceCheckUtils]: 70: Hoare triple {15886#(or (not (= |__VERIFIER_assert_#in~cond| 0)) (= __VERIFIER_assert_~cond 0))} assume !(0 == ~cond); {15763#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 06:00:43,955 INFO L290 TraceCheckUtils]: 69: Hoare triple {15617#true} ~cond := #in~cond; {15886#(or (not (= |__VERIFIER_assert_#in~cond| 0)) (= __VERIFIER_assert_~cond 0))} is VALID [2022-04-08 06:00:43,956 INFO L272 TraceCheckUtils]: 68: Hoare triple {15876#(or (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))))} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {15617#true} is VALID [2022-04-08 06:00:43,956 INFO L290 TraceCheckUtils]: 67: Hoare triple {15876#(or (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))))} assume !false; {15876#(or (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))))} is VALID [2022-04-08 06:00:43,957 INFO L290 TraceCheckUtils]: 66: Hoare triple {15876#(or (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))))} assume !!(~c~0 >= ~b~0);havoc ~d~0;havoc ~v~0;~d~0 := 1;~v~0 := ~b~0; {15876#(or (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))))} is VALID [2022-04-08 06:00:43,957 INFO L290 TraceCheckUtils]: 65: Hoare triple {15876#(or (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))))} assume !false; {15876#(or (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))))} is VALID [2022-04-08 06:00:43,958 INFO L290 TraceCheckUtils]: 64: Hoare triple {15876#(or (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))))} assume !!(0 != ~b~0);havoc ~c~0;havoc ~k~0;~c~0 := ~a~0;~k~0 := 0; {15876#(or (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))))} is VALID [2022-04-08 06:00:43,958 INFO L290 TraceCheckUtils]: 63: Hoare triple {15876#(or (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))))} assume !false; {15876#(or (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))))} is VALID [2022-04-08 06:00:44,007 INFO L290 TraceCheckUtils]: 62: Hoare triple {15908#(or (= (+ (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0) (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~x~0)) main_~c~0) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} ~a~0 := ~b~0;~b~0 := ~c~0;havoc ~temp~0;~temp~0 := ~p~0;~p~0 := ~q~0;~q~0 := ~temp~0 - ~q~0 * ~k~0;~temp~0 := ~r~0;~r~0 := ~s~0;~s~0 := ~temp~0 - ~s~0 * ~k~0; {15876#(or (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))))} is VALID [2022-04-08 06:00:44,009 INFO L290 TraceCheckUtils]: 61: Hoare triple {15908#(or (= (+ (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0) (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~x~0)) main_~c~0) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} assume !(~c~0 >= ~b~0); {15908#(or (= (+ (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0) (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~x~0)) main_~c~0) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} is VALID [2022-04-08 06:00:44,009 INFO L290 TraceCheckUtils]: 60: Hoare triple {15908#(or (= (+ (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0) (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~x~0)) main_~c~0) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} assume !false; {15908#(or (= (+ (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0) (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~x~0)) main_~c~0) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} is VALID [2022-04-08 06:00:44,014 INFO L290 TraceCheckUtils]: 59: Hoare triple {15918#(or (= (+ main_~c~0 (* (- 1) main_~v~0)) (+ (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} ~c~0 := ~c~0 - ~v~0;~k~0 := ~k~0 + ~d~0; {15908#(or (= (+ (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0) (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~x~0)) main_~c~0) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} is VALID [2022-04-08 06:00:44,015 INFO L290 TraceCheckUtils]: 58: Hoare triple {15918#(or (= (+ main_~c~0 (* (- 1) main_~v~0)) (+ (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} assume !(~c~0 >= 2 * ~v~0); {15918#(or (= (+ main_~c~0 (* (- 1) main_~v~0)) (+ (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} is VALID [2022-04-08 06:00:44,015 INFO L284 TraceCheckUtils]: 57: Hoare quadruple {15617#true} {15918#(or (= (+ main_~c~0 (* (- 1) main_~v~0)) (+ (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} #108#return; {15918#(or (= (+ main_~c~0 (* (- 1) main_~v~0)) (+ (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} is VALID [2022-04-08 06:00:44,015 INFO L290 TraceCheckUtils]: 56: Hoare triple {15617#true} assume true; {15617#true} is VALID [2022-04-08 06:00:44,016 INFO L290 TraceCheckUtils]: 55: Hoare triple {15617#true} assume !(0 == ~cond); {15617#true} is VALID [2022-04-08 06:00:44,016 INFO L290 TraceCheckUtils]: 54: Hoare triple {15617#true} ~cond := #in~cond; {15617#true} is VALID [2022-04-08 06:00:44,016 INFO L272 TraceCheckUtils]: 53: Hoare triple {15918#(or (= (+ main_~c~0 (* (- 1) main_~v~0)) (+ (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} call __VERIFIER_assert((if ~v~0 == ~b~0 * ~d~0 then 1 else 0)); {15617#true} is VALID [2022-04-08 06:00:44,016 INFO L284 TraceCheckUtils]: 52: Hoare quadruple {15617#true} {15918#(or (= (+ main_~c~0 (* (- 1) main_~v~0)) (+ (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} #106#return; {15918#(or (= (+ main_~c~0 (* (- 1) main_~v~0)) (+ (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} is VALID [2022-04-08 06:00:44,017 INFO L290 TraceCheckUtils]: 51: Hoare triple {15617#true} assume true; {15617#true} is VALID [2022-04-08 06:00:44,017 INFO L290 TraceCheckUtils]: 50: Hoare triple {15617#true} assume !(0 == ~cond); {15617#true} is VALID [2022-04-08 06:00:44,017 INFO L290 TraceCheckUtils]: 49: Hoare triple {15617#true} ~cond := #in~cond; {15617#true} is VALID [2022-04-08 06:00:44,017 INFO L272 TraceCheckUtils]: 48: Hoare triple {15918#(or (= (+ main_~c~0 (* (- 1) main_~v~0)) (+ (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} call __VERIFIER_assert((if ~a~0 == ~k~0 * ~b~0 + ~c~0 then 1 else 0)); {15617#true} is VALID [2022-04-08 06:00:44,017 INFO L284 TraceCheckUtils]: 47: Hoare quadruple {15617#true} {15918#(or (= (+ main_~c~0 (* (- 1) main_~v~0)) (+ (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} #104#return; {15918#(or (= (+ main_~c~0 (* (- 1) main_~v~0)) (+ (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} is VALID [2022-04-08 06:00:44,018 INFO L290 TraceCheckUtils]: 46: Hoare triple {15617#true} assume true; {15617#true} is VALID [2022-04-08 06:00:44,018 INFO L290 TraceCheckUtils]: 45: Hoare triple {15617#true} assume !(0 == ~cond); {15617#true} is VALID [2022-04-08 06:00:44,018 INFO L290 TraceCheckUtils]: 44: Hoare triple {15617#true} ~cond := #in~cond; {15617#true} is VALID [2022-04-08 06:00:44,018 INFO L272 TraceCheckUtils]: 43: Hoare triple {15918#(or (= (+ main_~c~0 (* (- 1) main_~v~0)) (+ (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} call __VERIFIER_assert((if ~b~0 == ~x~0 * ~q~0 + ~y~0 * ~s~0 then 1 else 0)); {15617#true} is VALID [2022-04-08 06:00:44,019 INFO L284 TraceCheckUtils]: 42: Hoare quadruple {15617#true} {15918#(or (= (+ main_~c~0 (* (- 1) main_~v~0)) (+ (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} #102#return; {15918#(or (= (+ main_~c~0 (* (- 1) main_~v~0)) (+ (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} is VALID [2022-04-08 06:00:44,019 INFO L290 TraceCheckUtils]: 41: Hoare triple {15617#true} assume true; {15617#true} is VALID [2022-04-08 06:00:44,019 INFO L290 TraceCheckUtils]: 40: Hoare triple {15617#true} assume !(0 == ~cond); {15617#true} is VALID [2022-04-08 06:00:44,019 INFO L290 TraceCheckUtils]: 39: Hoare triple {15617#true} ~cond := #in~cond; {15617#true} is VALID [2022-04-08 06:00:44,019 INFO L272 TraceCheckUtils]: 38: Hoare triple {15918#(or (= (+ main_~c~0 (* (- 1) main_~v~0)) (+ (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {15617#true} is VALID [2022-04-08 06:00:44,019 INFO L290 TraceCheckUtils]: 37: Hoare triple {15918#(or (= (+ main_~c~0 (* (- 1) main_~v~0)) (+ (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} assume !false; {15918#(or (= (+ main_~c~0 (* (- 1) main_~v~0)) (+ (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} is VALID [2022-04-08 06:00:44,020 INFO L290 TraceCheckUtils]: 36: Hoare triple {15908#(or (= (+ (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0) (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~x~0)) main_~c~0) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} assume !!(~c~0 >= ~b~0);havoc ~d~0;havoc ~v~0;~d~0 := 1;~v~0 := ~b~0; {15918#(or (= (+ main_~c~0 (* (- 1) main_~v~0)) (+ (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} is VALID [2022-04-08 06:00:44,021 INFO L290 TraceCheckUtils]: 35: Hoare triple {15908#(or (= (+ (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0) (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~x~0)) main_~c~0) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} assume !false; {15908#(or (= (+ (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0) (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~x~0)) main_~c~0) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} is VALID [2022-04-08 06:00:44,021 INFO L290 TraceCheckUtils]: 34: Hoare triple {15994#(or (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} assume !!(0 != ~b~0);havoc ~c~0;havoc ~k~0;~c~0 := ~a~0;~k~0 := 0; {15908#(or (= (+ (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0) (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~x~0)) main_~c~0) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} is VALID [2022-04-08 06:00:44,022 INFO L290 TraceCheckUtils]: 33: Hoare triple {15994#(or (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} assume !false; {15994#(or (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} is VALID [2022-04-08 06:00:46,028 WARN L290 TraceCheckUtils]: 32: Hoare triple {16001#(or (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (and (not (= (+ (* (- 1) main_~y~0 main_~r~0) (* main_~k~0 main_~y~0 main_~s~0) main_~c~0 (* main_~q~0 main_~k~0 main_~x~0)) 0)) (or (= main_~x~0 0) (not (= (mod (+ (* (- 1) main_~y~0 main_~r~0) (* main_~k~0 main_~y~0 main_~s~0) main_~c~0 (* main_~q~0 main_~k~0 main_~x~0)) main_~x~0) 0)))))} ~a~0 := ~b~0;~b~0 := ~c~0;havoc ~temp~0;~temp~0 := ~p~0;~p~0 := ~q~0;~q~0 := ~temp~0 - ~q~0 * ~k~0;~temp~0 := ~r~0;~r~0 := ~s~0;~s~0 := ~temp~0 - ~s~0 * ~k~0; {15994#(or (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} is UNKNOWN [2022-04-08 06:00:46,036 INFO L290 TraceCheckUtils]: 31: Hoare triple {16001#(or (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (and (not (= (+ (* (- 1) main_~y~0 main_~r~0) (* main_~k~0 main_~y~0 main_~s~0) main_~c~0 (* main_~q~0 main_~k~0 main_~x~0)) 0)) (or (= main_~x~0 0) (not (= (mod (+ (* (- 1) main_~y~0 main_~r~0) (* main_~k~0 main_~y~0 main_~s~0) main_~c~0 (* main_~q~0 main_~k~0 main_~x~0)) main_~x~0) 0)))))} assume !(~c~0 >= ~b~0); {16001#(or (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (and (not (= (+ (* (- 1) main_~y~0 main_~r~0) (* main_~k~0 main_~y~0 main_~s~0) main_~c~0 (* main_~q~0 main_~k~0 main_~x~0)) 0)) (or (= main_~x~0 0) (not (= (mod (+ (* (- 1) main_~y~0 main_~r~0) (* main_~k~0 main_~y~0 main_~s~0) main_~c~0 (* main_~q~0 main_~k~0 main_~x~0)) main_~x~0) 0)))))} is VALID [2022-04-08 06:00:46,036 INFO L290 TraceCheckUtils]: 30: Hoare triple {16001#(or (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (and (not (= (+ (* (- 1) main_~y~0 main_~r~0) (* main_~k~0 main_~y~0 main_~s~0) main_~c~0 (* main_~q~0 main_~k~0 main_~x~0)) 0)) (or (= main_~x~0 0) (not (= (mod (+ (* (- 1) main_~y~0 main_~r~0) (* main_~k~0 main_~y~0 main_~s~0) main_~c~0 (* main_~q~0 main_~k~0 main_~x~0)) main_~x~0) 0)))))} assume !false; {16001#(or (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (and (not (= (+ (* (- 1) main_~y~0 main_~r~0) (* main_~k~0 main_~y~0 main_~s~0) main_~c~0 (* main_~q~0 main_~k~0 main_~x~0)) 0)) (or (= main_~x~0 0) (not (= (mod (+ (* (- 1) main_~y~0 main_~r~0) (* main_~k~0 main_~y~0 main_~s~0) main_~c~0 (* main_~q~0 main_~k~0 main_~x~0)) main_~x~0) 0)))))} is VALID [2022-04-08 06:00:46,037 INFO L290 TraceCheckUtils]: 29: Hoare triple {16011#(or (and (not (= 0 (+ (* main_~q~0 main_~x~0 0) (* (- 1) main_~y~0 main_~r~0) main_~a~0 (* main_~y~0 main_~s~0 0)))) (or (not (= (mod (+ (* main_~q~0 main_~x~0 0) (* (- 1) main_~y~0 main_~r~0) main_~a~0 (* main_~y~0 main_~s~0 0)) main_~x~0) 0)) (= main_~x~0 0))) (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} assume !!(0 != ~b~0);havoc ~c~0;havoc ~k~0;~c~0 := ~a~0;~k~0 := 0; {16001#(or (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (and (not (= (+ (* (- 1) main_~y~0 main_~r~0) (* main_~k~0 main_~y~0 main_~s~0) main_~c~0 (* main_~q~0 main_~k~0 main_~x~0)) 0)) (or (= main_~x~0 0) (not (= (mod (+ (* (- 1) main_~y~0 main_~r~0) (* main_~k~0 main_~y~0 main_~s~0) main_~c~0 (* main_~q~0 main_~k~0 main_~x~0)) main_~x~0) 0)))))} is VALID [2022-04-08 06:00:46,038 INFO L290 TraceCheckUtils]: 28: Hoare triple {16011#(or (and (not (= 0 (+ (* main_~q~0 main_~x~0 0) (* (- 1) main_~y~0 main_~r~0) main_~a~0 (* main_~y~0 main_~s~0 0)))) (or (not (= (mod (+ (* main_~q~0 main_~x~0 0) (* (- 1) main_~y~0 main_~r~0) main_~a~0 (* main_~y~0 main_~s~0 0)) main_~x~0) 0)) (= main_~x~0 0))) (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} assume !false; {16011#(or (and (not (= 0 (+ (* main_~q~0 main_~x~0 0) (* (- 1) main_~y~0 main_~r~0) main_~a~0 (* main_~y~0 main_~s~0 0)))) (or (not (= (mod (+ (* main_~q~0 main_~x~0 0) (* (- 1) main_~y~0 main_~r~0) main_~a~0 (* main_~y~0 main_~s~0 0)) main_~x~0) 0)) (= main_~x~0 0))) (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} is VALID [2022-04-08 06:00:46,039 INFO L290 TraceCheckUtils]: 27: Hoare triple {15617#true} ~a~0 := ~x~0;~b~0 := ~y~0;~p~0 := 1;~q~0 := 0;~r~0 := 0;~s~0 := 1; {16011#(or (and (not (= 0 (+ (* main_~q~0 main_~x~0 0) (* (- 1) main_~y~0 main_~r~0) main_~a~0 (* main_~y~0 main_~s~0 0)))) (or (not (= (mod (+ (* main_~q~0 main_~x~0 0) (* (- 1) main_~y~0 main_~r~0) main_~a~0 (* main_~y~0 main_~s~0 0)) main_~x~0) 0)) (= main_~x~0 0))) (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} is VALID [2022-04-08 06:00:46,039 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {15617#true} {15617#true} #100#return; {15617#true} is VALID [2022-04-08 06:00:46,039 INFO L290 TraceCheckUtils]: 25: Hoare triple {15617#true} assume true; {15617#true} is VALID [2022-04-08 06:00:46,039 INFO L290 TraceCheckUtils]: 24: Hoare triple {15617#true} assume !(0 == ~cond); {15617#true} is VALID [2022-04-08 06:00:46,039 INFO L290 TraceCheckUtils]: 23: Hoare triple {15617#true} ~cond := #in~cond; {15617#true} is VALID [2022-04-08 06:00:46,039 INFO L272 TraceCheckUtils]: 22: Hoare triple {15617#true} call assume_abort_if_not((if ~y~0 >= 1 then 1 else 0)); {15617#true} is VALID [2022-04-08 06:00:46,039 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {15617#true} {15617#true} #98#return; {15617#true} is VALID [2022-04-08 06:00:46,039 INFO L290 TraceCheckUtils]: 20: Hoare triple {15617#true} assume true; {15617#true} is VALID [2022-04-08 06:00:46,039 INFO L290 TraceCheckUtils]: 19: Hoare triple {15617#true} assume !(0 == ~cond); {15617#true} is VALID [2022-04-08 06:00:46,039 INFO L290 TraceCheckUtils]: 18: Hoare triple {15617#true} ~cond := #in~cond; {15617#true} is VALID [2022-04-08 06:00:46,039 INFO L272 TraceCheckUtils]: 17: Hoare triple {15617#true} call assume_abort_if_not((if ~x~0 >= 1 then 1 else 0)); {15617#true} is VALID [2022-04-08 06:00:46,039 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {15617#true} {15617#true} #96#return; {15617#true} is VALID [2022-04-08 06:00:46,039 INFO L290 TraceCheckUtils]: 15: Hoare triple {15617#true} assume true; {15617#true} is VALID [2022-04-08 06:00:46,040 INFO L290 TraceCheckUtils]: 14: Hoare triple {15617#true} assume !(0 == ~cond); {15617#true} is VALID [2022-04-08 06:00:46,040 INFO L290 TraceCheckUtils]: 13: Hoare triple {15617#true} ~cond := #in~cond; {15617#true} is VALID [2022-04-08 06:00:46,040 INFO L272 TraceCheckUtils]: 12: Hoare triple {15617#true} call assume_abort_if_not((if ~y~0 >= 0 && ~y~0 <= 10 then 1 else 0)); {15617#true} is VALID [2022-04-08 06:00:46,040 INFO L290 TraceCheckUtils]: 11: Hoare triple {15617#true} assume -2147483648 <= #t~nondet5 && #t~nondet5 <= 2147483647;~y~0 := #t~nondet5;havoc #t~nondet5; {15617#true} is VALID [2022-04-08 06:00:46,040 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {15617#true} {15617#true} #94#return; {15617#true} is VALID [2022-04-08 06:00:46,040 INFO L290 TraceCheckUtils]: 9: Hoare triple {15617#true} assume true; {15617#true} is VALID [2022-04-08 06:00:46,040 INFO L290 TraceCheckUtils]: 8: Hoare triple {15617#true} assume !(0 == ~cond); {15617#true} is VALID [2022-04-08 06:00:46,040 INFO L290 TraceCheckUtils]: 7: Hoare triple {15617#true} ~cond := #in~cond; {15617#true} is VALID [2022-04-08 06:00:46,040 INFO L272 TraceCheckUtils]: 6: Hoare triple {15617#true} call assume_abort_if_not((if ~x~0 >= 0 && ~x~0 <= 10 then 1 else 0)); {15617#true} is VALID [2022-04-08 06:00:46,040 INFO L290 TraceCheckUtils]: 5: Hoare triple {15617#true} havoc ~x~0;havoc ~y~0;havoc ~a~0;havoc ~b~0;havoc ~p~0;havoc ~q~0;havoc ~r~0;havoc ~s~0;assume -2147483648 <= #t~nondet4 && #t~nondet4 <= 2147483647;~x~0 := #t~nondet4;havoc #t~nondet4; {15617#true} is VALID [2022-04-08 06:00:46,040 INFO L272 TraceCheckUtils]: 4: Hoare triple {15617#true} call #t~ret6 := main(); {15617#true} is VALID [2022-04-08 06:00:46,040 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {15617#true} {15617#true} #112#return; {15617#true} is VALID [2022-04-08 06:00:46,040 INFO L290 TraceCheckUtils]: 2: Hoare triple {15617#true} assume true; {15617#true} is VALID [2022-04-08 06:00:46,040 INFO L290 TraceCheckUtils]: 1: Hoare triple {15617#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(11, 2);call #Ultimate.allocInit(12, 3); {15617#true} is VALID [2022-04-08 06:00:46,041 INFO L272 TraceCheckUtils]: 0: Hoare triple {15617#true} call ULTIMATE.init(); {15617#true} is VALID [2022-04-08 06:00:46,041 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 21 proven. 21 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2022-04-08 06:00:46,041 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-08 06:00:46,041 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1261972538] [2022-04-08 06:00:46,041 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-04-08 06:00:46,041 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1490891244] [2022-04-08 06:00:46,041 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1490891244] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-08 06:00:46,042 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-04-08 06:00:46,042 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 13] total 23 [2022-04-08 06:00:46,042 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-08 06:00:46,042 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [1969315025] [2022-04-08 06:00:46,042 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [1969315025] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 06:00:46,042 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 06:00:46,042 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2022-04-08 06:00:46,042 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [594636089] [2022-04-08 06:00:46,042 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-08 06:00:46,054 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 2.642857142857143) internal successors, (37), 13 states have internal predecessors, (37), 5 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (10), 4 states have call predecessors, (10), 4 states have call successors, (10) Word has length 77 [2022-04-08 06:00:46,055 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-08 06:00:46,055 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 15 states, 14 states have (on average 2.642857142857143) internal successors, (37), 13 states have internal predecessors, (37), 5 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (10), 4 states have call predecessors, (10), 4 states have call successors, (10) [2022-04-08 06:00:46,116 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 59 edges. 59 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 06:00:46,117 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-04-08 06:00:46,117 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-08 06:00:46,117 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-04-08 06:00:46,117 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=86, Invalid=419, Unknown=1, NotChecked=0, Total=506 [2022-04-08 06:00:46,117 INFO L87 Difference]: Start difference. First operand 214 states and 289 transitions. Second operand has 15 states, 14 states have (on average 2.642857142857143) internal successors, (37), 13 states have internal predecessors, (37), 5 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (10), 4 states have call predecessors, (10), 4 states have call successors, (10) [2022-04-08 06:00:49,361 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 06:00:49,362 INFO L93 Difference]: Finished difference Result 285 states and 377 transitions. [2022-04-08 06:00:49,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-04-08 06:00:49,362 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 2.642857142857143) internal successors, (37), 13 states have internal predecessors, (37), 5 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (10), 4 states have call predecessors, (10), 4 states have call successors, (10) Word has length 77 [2022-04-08 06:00:49,362 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-08 06:00:49,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15 states, 14 states have (on average 2.642857142857143) internal successors, (37), 13 states have internal predecessors, (37), 5 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (10), 4 states have call predecessors, (10), 4 states have call successors, (10) [2022-04-08 06:00:49,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 148 transitions. [2022-04-08 06:00:49,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15 states, 14 states have (on average 2.642857142857143) internal successors, (37), 13 states have internal predecessors, (37), 5 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (10), 4 states have call predecessors, (10), 4 states have call successors, (10) [2022-04-08 06:00:49,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 148 transitions. [2022-04-08 06:00:49,382 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 14 states and 148 transitions. [2022-04-08 06:00:50,415 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 148 edges. 148 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 06:00:50,421 INFO L225 Difference]: With dead ends: 285 [2022-04-08 06:00:50,421 INFO L226 Difference]: Without dead ends: 283 [2022-04-08 06:00:50,421 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 160 GetRequests, 128 SyntacticMatches, 4 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 123 ImplicationChecksByTransitivity, 2.8s TimeCoverageRelationStatistics Valid=147, Invalid=722, Unknown=1, NotChecked=0, Total=870 [2022-04-08 06:00:50,422 INFO L913 BasicCegarLoop]: 50 mSDtfsCounter, 61 mSDsluCounter, 281 mSDsCounter, 0 mSdLazyCounter, 690 mSolverCounterSat, 54 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 73 SdHoareTripleChecker+Valid, 331 SdHoareTripleChecker+Invalid, 744 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 54 IncrementalHoareTripleChecker+Valid, 690 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-04-08 06:00:50,422 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [73 Valid, 331 Invalid, 744 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [54 Valid, 690 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-04-08 06:00:50,422 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 283 states. [2022-04-08 06:00:51,046 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 283 to 222. [2022-04-08 06:00:51,046 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-08 06:00:51,047 INFO L82 GeneralOperation]: Start isEquivalent. First operand 283 states. Second operand has 222 states, 132 states have (on average 1.1742424242424243) internal successors, (155), 133 states have internal predecessors, (155), 71 states have call successors, (71), 19 states have call predecessors, (71), 18 states have return successors, (69), 69 states have call predecessors, (69), 69 states have call successors, (69) [2022-04-08 06:00:51,047 INFO L74 IsIncluded]: Start isIncluded. First operand 283 states. Second operand has 222 states, 132 states have (on average 1.1742424242424243) internal successors, (155), 133 states have internal predecessors, (155), 71 states have call successors, (71), 19 states have call predecessors, (71), 18 states have return successors, (69), 69 states have call predecessors, (69), 69 states have call successors, (69) [2022-04-08 06:00:51,048 INFO L87 Difference]: Start difference. First operand 283 states. Second operand has 222 states, 132 states have (on average 1.1742424242424243) internal successors, (155), 133 states have internal predecessors, (155), 71 states have call successors, (71), 19 states have call predecessors, (71), 18 states have return successors, (69), 69 states have call predecessors, (69), 69 states have call successors, (69) [2022-04-08 06:00:51,053 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 06:00:51,053 INFO L93 Difference]: Finished difference Result 283 states and 375 transitions. [2022-04-08 06:00:51,053 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 375 transitions. [2022-04-08 06:00:51,054 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 06:00:51,054 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 06:00:51,054 INFO L74 IsIncluded]: Start isIncluded. First operand has 222 states, 132 states have (on average 1.1742424242424243) internal successors, (155), 133 states have internal predecessors, (155), 71 states have call successors, (71), 19 states have call predecessors, (71), 18 states have return successors, (69), 69 states have call predecessors, (69), 69 states have call successors, (69) Second operand 283 states. [2022-04-08 06:00:51,054 INFO L87 Difference]: Start difference. First operand has 222 states, 132 states have (on average 1.1742424242424243) internal successors, (155), 133 states have internal predecessors, (155), 71 states have call successors, (71), 19 states have call predecessors, (71), 18 states have return successors, (69), 69 states have call predecessors, (69), 69 states have call successors, (69) Second operand 283 states. [2022-04-08 06:00:51,059 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 06:00:51,060 INFO L93 Difference]: Finished difference Result 283 states and 375 transitions. [2022-04-08 06:00:51,060 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 375 transitions. [2022-04-08 06:00:51,060 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 06:00:51,060 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 06:00:51,060 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-08 06:00:51,061 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-08 06:00:51,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 222 states, 132 states have (on average 1.1742424242424243) internal successors, (155), 133 states have internal predecessors, (155), 71 states have call successors, (71), 19 states have call predecessors, (71), 18 states have return successors, (69), 69 states have call predecessors, (69), 69 states have call successors, (69) [2022-04-08 06:00:51,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 222 states and 295 transitions. [2022-04-08 06:00:51,066 INFO L78 Accepts]: Start accepts. Automaton has 222 states and 295 transitions. Word has length 77 [2022-04-08 06:00:51,066 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-08 06:00:51,066 INFO L478 AbstractCegarLoop]: Abstraction has 222 states and 295 transitions. [2022-04-08 06:00:51,066 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 2.642857142857143) internal successors, (37), 13 states have internal predecessors, (37), 5 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (10), 4 states have call predecessors, (10), 4 states have call successors, (10) [2022-04-08 06:00:51,066 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 222 states and 295 transitions. [2022-04-08 06:00:51,707 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 295 edges. 295 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 06:00:51,708 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 295 transitions. [2022-04-08 06:00:51,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2022-04-08 06:00:51,708 INFO L491 BasicCegarLoop]: Found error trace [2022-04-08 06:00:51,708 INFO L499 BasicCegarLoop]: trace histogram [9, 8, 8, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-08 06:00:51,795 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2022-04-08 06:00:51,909 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,SelfDestructingSolverStorable13 [2022-04-08 06:00:51,909 INFO L403 AbstractCegarLoop]: === Iteration 15 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-08 06:00:51,909 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-08 06:00:51,909 INFO L85 PathProgramCache]: Analyzing trace with hash -1679616651, now seen corresponding path program 1 times [2022-04-08 06:00:51,909 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-08 06:00:51,909 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [1995734905] [2022-04-08 06:00:51,910 INFO L202 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-04-08 06:00:51,910 INFO L85 PathProgramCache]: Analyzing trace with hash -1679616651, now seen corresponding path program 2 times [2022-04-08 06:00:51,910 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-08 06:00:51,910 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2022054856] [2022-04-08 06:00:51,910 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-08 06:00:51,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-08 06:00:51,926 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-04-08 06:00:51,927 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1485122905] [2022-04-08 06:00:51,927 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-04-08 06:00:51,927 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-08 06:00:51,927 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-08 06:00:51,932 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) [2022-04-08 06:00:52,000 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2022-04-08 06:00:52,060 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-04-08 06:00:52,060 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-08 06:00:52,062 INFO L263 TraceCheckSpWp]: Trace formula consists of 219 conjuncts, 61 conjunts are in the unsatisfiable core [2022-04-08 06:00:52,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 06:00:52,075 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-08 06:00:53,127 INFO L272 TraceCheckUtils]: 0: Hoare triple {17695#true} call ULTIMATE.init(); {17695#true} is VALID [2022-04-08 06:00:53,128 INFO L290 TraceCheckUtils]: 1: Hoare triple {17695#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(11, 2);call #Ultimate.allocInit(12, 3); {17695#true} is VALID [2022-04-08 06:00:53,128 INFO L290 TraceCheckUtils]: 2: Hoare triple {17695#true} assume true; {17695#true} is VALID [2022-04-08 06:00:53,128 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {17695#true} {17695#true} #112#return; {17695#true} is VALID [2022-04-08 06:00:53,128 INFO L272 TraceCheckUtils]: 4: Hoare triple {17695#true} call #t~ret6 := main(); {17695#true} is VALID [2022-04-08 06:00:53,128 INFO L290 TraceCheckUtils]: 5: Hoare triple {17695#true} havoc ~x~0;havoc ~y~0;havoc ~a~0;havoc ~b~0;havoc ~p~0;havoc ~q~0;havoc ~r~0;havoc ~s~0;assume -2147483648 <= #t~nondet4 && #t~nondet4 <= 2147483647;~x~0 := #t~nondet4;havoc #t~nondet4; {17695#true} is VALID [2022-04-08 06:00:53,128 INFO L272 TraceCheckUtils]: 6: Hoare triple {17695#true} call assume_abort_if_not((if ~x~0 >= 0 && ~x~0 <= 10 then 1 else 0)); {17695#true} is VALID [2022-04-08 06:00:53,128 INFO L290 TraceCheckUtils]: 7: Hoare triple {17695#true} ~cond := #in~cond; {17695#true} is VALID [2022-04-08 06:00:53,128 INFO L290 TraceCheckUtils]: 8: Hoare triple {17695#true} assume !(0 == ~cond); {17695#true} is VALID [2022-04-08 06:00:53,128 INFO L290 TraceCheckUtils]: 9: Hoare triple {17695#true} assume true; {17695#true} is VALID [2022-04-08 06:00:53,128 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {17695#true} {17695#true} #94#return; {17695#true} is VALID [2022-04-08 06:00:53,129 INFO L290 TraceCheckUtils]: 11: Hoare triple {17695#true} assume -2147483648 <= #t~nondet5 && #t~nondet5 <= 2147483647;~y~0 := #t~nondet5;havoc #t~nondet5; {17695#true} is VALID [2022-04-08 06:00:53,129 INFO L272 TraceCheckUtils]: 12: Hoare triple {17695#true} call assume_abort_if_not((if ~y~0 >= 0 && ~y~0 <= 10 then 1 else 0)); {17695#true} is VALID [2022-04-08 06:00:53,129 INFO L290 TraceCheckUtils]: 13: Hoare triple {17695#true} ~cond := #in~cond; {17695#true} is VALID [2022-04-08 06:00:53,129 INFO L290 TraceCheckUtils]: 14: Hoare triple {17695#true} assume !(0 == ~cond); {17695#true} is VALID [2022-04-08 06:00:53,129 INFO L290 TraceCheckUtils]: 15: Hoare triple {17695#true} assume true; {17695#true} is VALID [2022-04-08 06:00:53,129 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {17695#true} {17695#true} #96#return; {17695#true} is VALID [2022-04-08 06:00:53,129 INFO L272 TraceCheckUtils]: 17: Hoare triple {17695#true} call assume_abort_if_not((if ~x~0 >= 1 then 1 else 0)); {17695#true} is VALID [2022-04-08 06:00:53,129 INFO L290 TraceCheckUtils]: 18: Hoare triple {17695#true} ~cond := #in~cond; {17695#true} is VALID [2022-04-08 06:00:53,129 INFO L290 TraceCheckUtils]: 19: Hoare triple {17695#true} assume !(0 == ~cond); {17695#true} is VALID [2022-04-08 06:00:53,129 INFO L290 TraceCheckUtils]: 20: Hoare triple {17695#true} assume true; {17695#true} is VALID [2022-04-08 06:00:53,129 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {17695#true} {17695#true} #98#return; {17695#true} is VALID [2022-04-08 06:00:53,129 INFO L272 TraceCheckUtils]: 22: Hoare triple {17695#true} call assume_abort_if_not((if ~y~0 >= 1 then 1 else 0)); {17695#true} is VALID [2022-04-08 06:00:53,129 INFO L290 TraceCheckUtils]: 23: Hoare triple {17695#true} ~cond := #in~cond; {17695#true} is VALID [2022-04-08 06:00:53,129 INFO L290 TraceCheckUtils]: 24: Hoare triple {17695#true} assume !(0 == ~cond); {17695#true} is VALID [2022-04-08 06:00:53,130 INFO L290 TraceCheckUtils]: 25: Hoare triple {17695#true} assume true; {17695#true} is VALID [2022-04-08 06:00:53,130 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {17695#true} {17695#true} #100#return; {17695#true} is VALID [2022-04-08 06:00:53,132 INFO L290 TraceCheckUtils]: 27: Hoare triple {17695#true} ~a~0 := ~x~0;~b~0 := ~y~0;~p~0 := 1;~q~0 := 0;~r~0 := 0;~s~0 := 1; {17781#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 06:00:53,133 INFO L290 TraceCheckUtils]: 28: Hoare triple {17781#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} assume !false; {17781#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 06:00:53,133 INFO L290 TraceCheckUtils]: 29: Hoare triple {17781#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} assume !!(0 != ~b~0);havoc ~c~0;havoc ~k~0;~c~0 := ~a~0;~k~0 := 0; {17788#(and (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 06:00:53,134 INFO L290 TraceCheckUtils]: 30: Hoare triple {17788#(and (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} assume !false; {17788#(and (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 06:00:53,134 INFO L290 TraceCheckUtils]: 31: Hoare triple {17788#(and (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} assume !!(~c~0 >= ~b~0);havoc ~d~0;havoc ~v~0;~d~0 := 1;~v~0 := ~b~0; {17795#(and (= main_~b~0 main_~v~0) (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~d~0 1) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 06:00:53,135 INFO L290 TraceCheckUtils]: 32: Hoare triple {17795#(and (= main_~b~0 main_~v~0) (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~d~0 1) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} assume !false; {17795#(and (= main_~b~0 main_~v~0) (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~d~0 1) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 06:00:53,135 INFO L272 TraceCheckUtils]: 33: Hoare triple {17795#(and (= main_~b~0 main_~v~0) (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~d~0 1) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {17695#true} is VALID [2022-04-08 06:00:53,135 INFO L290 TraceCheckUtils]: 34: Hoare triple {17695#true} ~cond := #in~cond; {17695#true} is VALID [2022-04-08 06:00:53,135 INFO L290 TraceCheckUtils]: 35: Hoare triple {17695#true} assume !(0 == ~cond); {17695#true} is VALID [2022-04-08 06:00:53,135 INFO L290 TraceCheckUtils]: 36: Hoare triple {17695#true} assume true; {17695#true} is VALID [2022-04-08 06:00:53,136 INFO L284 TraceCheckUtils]: 37: Hoare quadruple {17695#true} {17795#(and (= main_~b~0 main_~v~0) (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~d~0 1) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} #102#return; {17795#(and (= main_~b~0 main_~v~0) (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~d~0 1) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 06:00:53,136 INFO L272 TraceCheckUtils]: 38: Hoare triple {17795#(and (= main_~b~0 main_~v~0) (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~d~0 1) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} call __VERIFIER_assert((if ~b~0 == ~x~0 * ~q~0 + ~y~0 * ~s~0 then 1 else 0)); {17695#true} is VALID [2022-04-08 06:00:53,136 INFO L290 TraceCheckUtils]: 39: Hoare triple {17695#true} ~cond := #in~cond; {17695#true} is VALID [2022-04-08 06:00:53,136 INFO L290 TraceCheckUtils]: 40: Hoare triple {17695#true} assume !(0 == ~cond); {17695#true} is VALID [2022-04-08 06:00:53,136 INFO L290 TraceCheckUtils]: 41: Hoare triple {17695#true} assume true; {17695#true} is VALID [2022-04-08 06:00:53,137 INFO L284 TraceCheckUtils]: 42: Hoare quadruple {17695#true} {17795#(and (= main_~b~0 main_~v~0) (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~d~0 1) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} #104#return; {17795#(and (= main_~b~0 main_~v~0) (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~d~0 1) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 06:00:53,137 INFO L272 TraceCheckUtils]: 43: Hoare triple {17795#(and (= main_~b~0 main_~v~0) (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~d~0 1) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} call __VERIFIER_assert((if ~a~0 == ~k~0 * ~b~0 + ~c~0 then 1 else 0)); {17695#true} is VALID [2022-04-08 06:00:53,137 INFO L290 TraceCheckUtils]: 44: Hoare triple {17695#true} ~cond := #in~cond; {17695#true} is VALID [2022-04-08 06:00:53,137 INFO L290 TraceCheckUtils]: 45: Hoare triple {17695#true} assume !(0 == ~cond); {17695#true} is VALID [2022-04-08 06:00:53,137 INFO L290 TraceCheckUtils]: 46: Hoare triple {17695#true} assume true; {17695#true} is VALID [2022-04-08 06:00:53,138 INFO L284 TraceCheckUtils]: 47: Hoare quadruple {17695#true} {17795#(and (= main_~b~0 main_~v~0) (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~d~0 1) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} #106#return; {17795#(and (= main_~b~0 main_~v~0) (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~d~0 1) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 06:00:53,138 INFO L272 TraceCheckUtils]: 48: Hoare triple {17795#(and (= main_~b~0 main_~v~0) (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~d~0 1) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} call __VERIFIER_assert((if ~v~0 == ~b~0 * ~d~0 then 1 else 0)); {17695#true} is VALID [2022-04-08 06:00:53,138 INFO L290 TraceCheckUtils]: 49: Hoare triple {17695#true} ~cond := #in~cond; {17850#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} is VALID [2022-04-08 06:00:53,138 INFO L290 TraceCheckUtils]: 50: Hoare triple {17850#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} assume !(0 == ~cond); {17854#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 06:00:53,139 INFO L290 TraceCheckUtils]: 51: Hoare triple {17854#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {17854#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 06:00:53,139 INFO L284 TraceCheckUtils]: 52: Hoare quadruple {17854#(not (= |__VERIFIER_assert_#in~cond| 0))} {17795#(and (= main_~b~0 main_~v~0) (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~d~0 1) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} #108#return; {17795#(and (= main_~b~0 main_~v~0) (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~d~0 1) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 06:00:53,140 INFO L290 TraceCheckUtils]: 53: Hoare triple {17795#(and (= main_~b~0 main_~v~0) (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~d~0 1) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} assume !!(~c~0 >= 2 * ~v~0);~d~0 := 2 * ~d~0;~v~0 := 2 * ~v~0; {17864#(and (= main_~r~0 0) (= main_~v~0 (* main_~b~0 2)) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~d~0 2) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 06:00:53,140 INFO L290 TraceCheckUtils]: 54: Hoare triple {17864#(and (= main_~r~0 0) (= main_~v~0 (* main_~b~0 2)) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~d~0 2) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} assume !false; {17864#(and (= main_~r~0 0) (= main_~v~0 (* main_~b~0 2)) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~d~0 2) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 06:00:53,140 INFO L272 TraceCheckUtils]: 55: Hoare triple {17864#(and (= main_~r~0 0) (= main_~v~0 (* main_~b~0 2)) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~d~0 2) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {17695#true} is VALID [2022-04-08 06:00:53,141 INFO L290 TraceCheckUtils]: 56: Hoare triple {17695#true} ~cond := #in~cond; {17695#true} is VALID [2022-04-08 06:00:53,141 INFO L290 TraceCheckUtils]: 57: Hoare triple {17695#true} assume !(0 == ~cond); {17695#true} is VALID [2022-04-08 06:00:53,141 INFO L290 TraceCheckUtils]: 58: Hoare triple {17695#true} assume true; {17695#true} is VALID [2022-04-08 06:00:53,141 INFO L284 TraceCheckUtils]: 59: Hoare quadruple {17695#true} {17864#(and (= main_~r~0 0) (= main_~v~0 (* main_~b~0 2)) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~d~0 2) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} #102#return; {17864#(and (= main_~r~0 0) (= main_~v~0 (* main_~b~0 2)) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~d~0 2) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 06:00:53,142 INFO L272 TraceCheckUtils]: 60: Hoare triple {17864#(and (= main_~r~0 0) (= main_~v~0 (* main_~b~0 2)) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~d~0 2) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} call __VERIFIER_assert((if ~b~0 == ~x~0 * ~q~0 + ~y~0 * ~s~0 then 1 else 0)); {17695#true} is VALID [2022-04-08 06:00:53,142 INFO L290 TraceCheckUtils]: 61: Hoare triple {17695#true} ~cond := #in~cond; {17850#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} is VALID [2022-04-08 06:00:53,142 INFO L290 TraceCheckUtils]: 62: Hoare triple {17850#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} assume !(0 == ~cond); {17854#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 06:00:53,142 INFO L290 TraceCheckUtils]: 63: Hoare triple {17854#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {17854#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 06:00:53,143 INFO L284 TraceCheckUtils]: 64: Hoare quadruple {17854#(not (= |__VERIFIER_assert_#in~cond| 0))} {17864#(and (= main_~r~0 0) (= main_~v~0 (* main_~b~0 2)) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~d~0 2) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} #104#return; {17864#(and (= main_~r~0 0) (= main_~v~0 (* main_~b~0 2)) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~d~0 2) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 06:00:53,143 INFO L272 TraceCheckUtils]: 65: Hoare triple {17864#(and (= main_~r~0 0) (= main_~v~0 (* main_~b~0 2)) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~d~0 2) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} call __VERIFIER_assert((if ~a~0 == ~k~0 * ~b~0 + ~c~0 then 1 else 0)); {17695#true} is VALID [2022-04-08 06:00:53,143 INFO L290 TraceCheckUtils]: 66: Hoare triple {17695#true} ~cond := #in~cond; {17695#true} is VALID [2022-04-08 06:00:53,143 INFO L290 TraceCheckUtils]: 67: Hoare triple {17695#true} assume !(0 == ~cond); {17695#true} is VALID [2022-04-08 06:00:53,143 INFO L290 TraceCheckUtils]: 68: Hoare triple {17695#true} assume true; {17695#true} is VALID [2022-04-08 06:00:53,144 INFO L284 TraceCheckUtils]: 69: Hoare quadruple {17695#true} {17864#(and (= main_~r~0 0) (= main_~v~0 (* main_~b~0 2)) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~d~0 2) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} #106#return; {17864#(and (= main_~r~0 0) (= main_~v~0 (* main_~b~0 2)) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~d~0 2) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 06:00:53,144 INFO L272 TraceCheckUtils]: 70: Hoare triple {17864#(and (= main_~r~0 0) (= main_~v~0 (* main_~b~0 2)) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~d~0 2) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} call __VERIFIER_assert((if ~v~0 == ~b~0 * ~d~0 then 1 else 0)); {17695#true} is VALID [2022-04-08 06:00:53,144 INFO L290 TraceCheckUtils]: 71: Hoare triple {17695#true} ~cond := #in~cond; {17695#true} is VALID [2022-04-08 06:00:53,144 INFO L290 TraceCheckUtils]: 72: Hoare triple {17695#true} assume !(0 == ~cond); {17695#true} is VALID [2022-04-08 06:00:53,144 INFO L290 TraceCheckUtils]: 73: Hoare triple {17695#true} assume true; {17695#true} is VALID [2022-04-08 06:00:53,145 INFO L284 TraceCheckUtils]: 74: Hoare quadruple {17695#true} {17864#(and (= main_~r~0 0) (= main_~v~0 (* main_~b~0 2)) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~d~0 2) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} #108#return; {17864#(and (= main_~r~0 0) (= main_~v~0 (* main_~b~0 2)) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~d~0 2) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 06:00:53,146 INFO L290 TraceCheckUtils]: 75: Hoare triple {17864#(and (= main_~r~0 0) (= main_~v~0 (* main_~b~0 2)) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~d~0 2) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} assume !(~c~0 >= 2 * ~v~0); {17864#(and (= main_~r~0 0) (= main_~v~0 (* main_~b~0 2)) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~d~0 2) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 06:00:53,146 INFO L290 TraceCheckUtils]: 76: Hoare triple {17864#(and (= main_~r~0 0) (= main_~v~0 (* main_~b~0 2)) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~d~0 2) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} ~c~0 := ~c~0 - ~v~0;~k~0 := ~k~0 + ~d~0; {17934#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~k~0 2) (= main_~q~0 0) (= main_~c~0 (+ (* (- 2) main_~b~0) main_~x~0)) (= main_~p~0 1))} is VALID [2022-04-08 06:00:53,147 INFO L290 TraceCheckUtils]: 77: Hoare triple {17934#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~k~0 2) (= main_~q~0 0) (= main_~c~0 (+ (* (- 2) main_~b~0) main_~x~0)) (= main_~p~0 1))} assume !false; {17934#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~k~0 2) (= main_~q~0 0) (= main_~c~0 (+ (* (- 2) main_~b~0) main_~x~0)) (= main_~p~0 1))} is VALID [2022-04-08 06:00:53,147 INFO L290 TraceCheckUtils]: 78: Hoare triple {17934#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~k~0 2) (= main_~q~0 0) (= main_~c~0 (+ (* (- 2) main_~b~0) main_~x~0)) (= main_~p~0 1))} assume !(~c~0 >= ~b~0); {17934#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~k~0 2) (= main_~q~0 0) (= main_~c~0 (+ (* (- 2) main_~b~0) main_~x~0)) (= main_~p~0 1))} is VALID [2022-04-08 06:00:53,148 INFO L290 TraceCheckUtils]: 79: Hoare triple {17934#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~k~0 2) (= main_~q~0 0) (= main_~c~0 (+ (* (- 2) main_~b~0) main_~x~0)) (= main_~p~0 1))} ~a~0 := ~b~0;~b~0 := ~c~0;havoc ~temp~0;~temp~0 := ~p~0;~p~0 := ~q~0;~q~0 := ~temp~0 - ~q~0 * ~k~0;~temp~0 := ~r~0;~r~0 := ~s~0;~s~0 := ~temp~0 - ~s~0 * ~k~0; {17944#(and (= main_~p~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= (+ main_~s~0 2) 0) (= main_~q~0 1) (= main_~b~0 (+ main_~x~0 (* (- 2) main_~y~0))))} is VALID [2022-04-08 06:00:53,148 INFO L290 TraceCheckUtils]: 80: Hoare triple {17944#(and (= main_~p~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= (+ main_~s~0 2) 0) (= main_~q~0 1) (= main_~b~0 (+ main_~x~0 (* (- 2) main_~y~0))))} assume !false; {17944#(and (= main_~p~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= (+ main_~s~0 2) 0) (= main_~q~0 1) (= main_~b~0 (+ main_~x~0 (* (- 2) main_~y~0))))} is VALID [2022-04-08 06:00:53,149 INFO L290 TraceCheckUtils]: 81: Hoare triple {17944#(and (= main_~p~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= (+ main_~s~0 2) 0) (= main_~q~0 1) (= main_~b~0 (+ main_~x~0 (* (- 2) main_~y~0))))} assume !(0 != ~b~0); {17951#(and (= main_~p~0 0) (= (+ main_~x~0 (* (- 2) main_~y~0)) 0) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= (+ main_~s~0 2) 0) (= main_~q~0 1))} is VALID [2022-04-08 06:00:53,150 INFO L272 TraceCheckUtils]: 82: Hoare triple {17951#(and (= main_~p~0 0) (= (+ main_~x~0 (* (- 2) main_~y~0)) 0) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= (+ main_~s~0 2) 0) (= main_~q~0 1))} call __VERIFIER_assert((if ~p~0 * ~x~0 - ~q~0 * ~x~0 + ~r~0 * ~y~0 - ~s~0 * ~y~0 == ~a~0 then 1 else 0)); {17955#(<= 1 |__VERIFIER_assert_#in~cond|)} is VALID [2022-04-08 06:00:53,150 INFO L290 TraceCheckUtils]: 83: Hoare triple {17955#(<= 1 |__VERIFIER_assert_#in~cond|)} ~cond := #in~cond; {17959#(<= 1 __VERIFIER_assert_~cond)} is VALID [2022-04-08 06:00:53,150 INFO L290 TraceCheckUtils]: 84: Hoare triple {17959#(<= 1 __VERIFIER_assert_~cond)} assume 0 == ~cond; {17696#false} is VALID [2022-04-08 06:00:53,150 INFO L290 TraceCheckUtils]: 85: Hoare triple {17696#false} assume !false; {17696#false} is VALID [2022-04-08 06:00:53,151 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 35 proven. 27 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2022-04-08 06:00:53,151 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-08 06:01:51,886 INFO L290 TraceCheckUtils]: 85: Hoare triple {17696#false} assume !false; {17696#false} is VALID [2022-04-08 06:01:51,887 INFO L290 TraceCheckUtils]: 84: Hoare triple {17959#(<= 1 __VERIFIER_assert_~cond)} assume 0 == ~cond; {17696#false} is VALID [2022-04-08 06:01:51,887 INFO L290 TraceCheckUtils]: 83: Hoare triple {17955#(<= 1 |__VERIFIER_assert_#in~cond|)} ~cond := #in~cond; {17959#(<= 1 __VERIFIER_assert_~cond)} is VALID [2022-04-08 06:01:51,888 INFO L272 TraceCheckUtils]: 82: Hoare triple {17975#(= (+ (* main_~q~0 main_~x~0) main_~a~0 (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))} call __VERIFIER_assert((if ~p~0 * ~x~0 - ~q~0 * ~x~0 + ~r~0 * ~y~0 - ~s~0 * ~y~0 == ~a~0 then 1 else 0)); {17955#(<= 1 |__VERIFIER_assert_#in~cond|)} is VALID [2022-04-08 06:01:51,888 INFO L290 TraceCheckUtils]: 81: Hoare triple {17979#(or (= (+ (* main_~q~0 main_~x~0) main_~a~0 (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (not (= main_~b~0 0)))} assume !(0 != ~b~0); {17975#(= (+ (* main_~q~0 main_~x~0) main_~a~0 (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))} is VALID [2022-04-08 06:01:51,889 INFO L290 TraceCheckUtils]: 80: Hoare triple {17979#(or (= (+ (* main_~q~0 main_~x~0) main_~a~0 (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (not (= main_~b~0 0)))} assume !false; {17979#(or (= (+ (* main_~q~0 main_~x~0) main_~a~0 (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (not (= main_~b~0 0)))} is VALID [2022-04-08 06:01:52,059 INFO L290 TraceCheckUtils]: 79: Hoare triple {17986#(or (not (= main_~c~0 0)) (= (+ (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0) main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~x~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} ~a~0 := ~b~0;~b~0 := ~c~0;havoc ~temp~0;~temp~0 := ~p~0;~p~0 := ~q~0;~q~0 := ~temp~0 - ~q~0 * ~k~0;~temp~0 := ~r~0;~r~0 := ~s~0;~s~0 := ~temp~0 - ~s~0 * ~k~0; {17979#(or (= (+ (* main_~q~0 main_~x~0) main_~a~0 (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (not (= main_~b~0 0)))} is VALID [2022-04-08 06:01:52,060 INFO L290 TraceCheckUtils]: 78: Hoare triple {17986#(or (not (= main_~c~0 0)) (= (+ (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0) main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~x~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} assume !(~c~0 >= ~b~0); {17986#(or (not (= main_~c~0 0)) (= (+ (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0) main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~x~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} is VALID [2022-04-08 06:01:52,061 INFO L290 TraceCheckUtils]: 77: Hoare triple {17986#(or (not (= main_~c~0 0)) (= (+ (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0) main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~x~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} assume !false; {17986#(or (not (= main_~c~0 0)) (= (+ (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0) main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~x~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} is VALID [2022-04-08 06:01:52,090 INFO L290 TraceCheckUtils]: 76: Hoare triple {17996#(or (not (= (+ main_~c~0 (* (- 1) main_~v~0)) 0)) (= (+ main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} ~c~0 := ~c~0 - ~v~0;~k~0 := ~k~0 + ~d~0; {17986#(or (not (= main_~c~0 0)) (= (+ (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0) main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~x~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} is VALID [2022-04-08 06:01:52,091 INFO L290 TraceCheckUtils]: 75: Hoare triple {17996#(or (not (= (+ main_~c~0 (* (- 1) main_~v~0)) 0)) (= (+ main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} assume !(~c~0 >= 2 * ~v~0); {17996#(or (not (= (+ main_~c~0 (* (- 1) main_~v~0)) 0)) (= (+ main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} is VALID [2022-04-08 06:01:52,091 INFO L284 TraceCheckUtils]: 74: Hoare quadruple {17695#true} {17996#(or (not (= (+ main_~c~0 (* (- 1) main_~v~0)) 0)) (= (+ main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} #108#return; {17996#(or (not (= (+ main_~c~0 (* (- 1) main_~v~0)) 0)) (= (+ main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} is VALID [2022-04-08 06:01:52,091 INFO L290 TraceCheckUtils]: 73: Hoare triple {17695#true} assume true; {17695#true} is VALID [2022-04-08 06:01:52,092 INFO L290 TraceCheckUtils]: 72: Hoare triple {17695#true} assume !(0 == ~cond); {17695#true} is VALID [2022-04-08 06:01:52,092 INFO L290 TraceCheckUtils]: 71: Hoare triple {17695#true} ~cond := #in~cond; {17695#true} is VALID [2022-04-08 06:01:52,092 INFO L272 TraceCheckUtils]: 70: Hoare triple {17996#(or (not (= (+ main_~c~0 (* (- 1) main_~v~0)) 0)) (= (+ main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} call __VERIFIER_assert((if ~v~0 == ~b~0 * ~d~0 then 1 else 0)); {17695#true} is VALID [2022-04-08 06:01:52,092 INFO L284 TraceCheckUtils]: 69: Hoare quadruple {17695#true} {17996#(or (not (= (+ main_~c~0 (* (- 1) main_~v~0)) 0)) (= (+ main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} #106#return; {17996#(or (not (= (+ main_~c~0 (* (- 1) main_~v~0)) 0)) (= (+ main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} is VALID [2022-04-08 06:01:52,093 INFO L290 TraceCheckUtils]: 68: Hoare triple {17695#true} assume true; {17695#true} is VALID [2022-04-08 06:01:52,093 INFO L290 TraceCheckUtils]: 67: Hoare triple {17695#true} assume !(0 == ~cond); {17695#true} is VALID [2022-04-08 06:01:52,093 INFO L290 TraceCheckUtils]: 66: Hoare triple {17695#true} ~cond := #in~cond; {17695#true} is VALID [2022-04-08 06:01:52,093 INFO L272 TraceCheckUtils]: 65: Hoare triple {17996#(or (not (= (+ main_~c~0 (* (- 1) main_~v~0)) 0)) (= (+ main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} call __VERIFIER_assert((if ~a~0 == ~k~0 * ~b~0 + ~c~0 then 1 else 0)); {17695#true} is VALID [2022-04-08 06:01:52,094 INFO L284 TraceCheckUtils]: 64: Hoare quadruple {17854#(not (= |__VERIFIER_assert_#in~cond| 0))} {18033#(or (not (= (+ main_~c~0 (* (- 1) main_~v~0)) 0)) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (= (+ main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} #104#return; {17996#(or (not (= (+ main_~c~0 (* (- 1) main_~v~0)) 0)) (= (+ main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} is VALID [2022-04-08 06:01:52,094 INFO L290 TraceCheckUtils]: 63: Hoare triple {17854#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {17854#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 06:01:52,094 INFO L290 TraceCheckUtils]: 62: Hoare triple {18043#(or (not (= |__VERIFIER_assert_#in~cond| 0)) (= __VERIFIER_assert_~cond 0))} assume !(0 == ~cond); {17854#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 06:01:52,095 INFO L290 TraceCheckUtils]: 61: Hoare triple {17695#true} ~cond := #in~cond; {18043#(or (not (= |__VERIFIER_assert_#in~cond| 0)) (= __VERIFIER_assert_~cond 0))} is VALID [2022-04-08 06:01:52,095 INFO L272 TraceCheckUtils]: 60: Hoare triple {18033#(or (not (= (+ main_~c~0 (* (- 1) main_~v~0)) 0)) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (= (+ main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} call __VERIFIER_assert((if ~b~0 == ~x~0 * ~q~0 + ~y~0 * ~s~0 then 1 else 0)); {17695#true} is VALID [2022-04-08 06:01:52,096 INFO L284 TraceCheckUtils]: 59: Hoare quadruple {17695#true} {18033#(or (not (= (+ main_~c~0 (* (- 1) main_~v~0)) 0)) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (= (+ main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} #102#return; {18033#(or (not (= (+ main_~c~0 (* (- 1) main_~v~0)) 0)) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (= (+ main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} is VALID [2022-04-08 06:01:52,096 INFO L290 TraceCheckUtils]: 58: Hoare triple {17695#true} assume true; {17695#true} is VALID [2022-04-08 06:01:52,096 INFO L290 TraceCheckUtils]: 57: Hoare triple {17695#true} assume !(0 == ~cond); {17695#true} is VALID [2022-04-08 06:01:52,096 INFO L290 TraceCheckUtils]: 56: Hoare triple {17695#true} ~cond := #in~cond; {17695#true} is VALID [2022-04-08 06:01:52,096 INFO L272 TraceCheckUtils]: 55: Hoare triple {18033#(or (not (= (+ main_~c~0 (* (- 1) main_~v~0)) 0)) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (= (+ main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {17695#true} is VALID [2022-04-08 06:01:52,096 INFO L290 TraceCheckUtils]: 54: Hoare triple {18033#(or (not (= (+ main_~c~0 (* (- 1) main_~v~0)) 0)) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (= (+ main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} assume !false; {18033#(or (not (= (+ main_~c~0 (* (- 1) main_~v~0)) 0)) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (= (+ main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} is VALID [2022-04-08 06:01:52,236 INFO L290 TraceCheckUtils]: 53: Hoare triple {18068#(or (not (= (* main_~v~0 2) main_~c~0)) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (= (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~y~0 (+ (* (- 1) (* (+ main_~k~0 (* main_~d~0 2)) main_~s~0)) main_~r~0)) main_~b~0 (* (+ main_~p~0 (* (- 1) (+ main_~k~0 (* main_~d~0 2)) main_~q~0)) main_~x~0))))} assume !!(~c~0 >= 2 * ~v~0);~d~0 := 2 * ~d~0;~v~0 := 2 * ~v~0; {18033#(or (not (= (+ main_~c~0 (* (- 1) main_~v~0)) 0)) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (= (+ main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} is VALID [2022-04-08 06:01:52,237 INFO L284 TraceCheckUtils]: 52: Hoare quadruple {17854#(not (= |__VERIFIER_assert_#in~cond| 0))} {18072#(or (not (= (* main_~v~0 2) main_~c~0)) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (= (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~y~0 (+ (* (- 1) (* (+ main_~k~0 (* main_~d~0 2)) main_~s~0)) main_~r~0)) main_~b~0 (* (+ main_~p~0 (* (- 1) (+ main_~k~0 (* main_~d~0 2)) main_~q~0)) main_~x~0))) (not (= main_~v~0 (* main_~d~0 main_~b~0))))} #108#return; {18068#(or (not (= (* main_~v~0 2) main_~c~0)) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (= (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~y~0 (+ (* (- 1) (* (+ main_~k~0 (* main_~d~0 2)) main_~s~0)) main_~r~0)) main_~b~0 (* (+ main_~p~0 (* (- 1) (+ main_~k~0 (* main_~d~0 2)) main_~q~0)) main_~x~0))))} is VALID [2022-04-08 06:01:52,237 INFO L290 TraceCheckUtils]: 51: Hoare triple {17854#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {17854#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 06:01:52,238 INFO L290 TraceCheckUtils]: 50: Hoare triple {18043#(or (not (= |__VERIFIER_assert_#in~cond| 0)) (= __VERIFIER_assert_~cond 0))} assume !(0 == ~cond); {17854#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 06:01:52,238 INFO L290 TraceCheckUtils]: 49: Hoare triple {17695#true} ~cond := #in~cond; {18043#(or (not (= |__VERIFIER_assert_#in~cond| 0)) (= __VERIFIER_assert_~cond 0))} is VALID [2022-04-08 06:01:52,238 INFO L272 TraceCheckUtils]: 48: Hoare triple {18072#(or (not (= (* main_~v~0 2) main_~c~0)) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (= (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~y~0 (+ (* (- 1) (* (+ main_~k~0 (* main_~d~0 2)) main_~s~0)) main_~r~0)) main_~b~0 (* (+ main_~p~0 (* (- 1) (+ main_~k~0 (* main_~d~0 2)) main_~q~0)) main_~x~0))) (not (= main_~v~0 (* main_~d~0 main_~b~0))))} call __VERIFIER_assert((if ~v~0 == ~b~0 * ~d~0 then 1 else 0)); {17695#true} is VALID [2022-04-08 06:01:52,239 INFO L284 TraceCheckUtils]: 47: Hoare quadruple {17695#true} {18072#(or (not (= (* main_~v~0 2) main_~c~0)) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (= (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~y~0 (+ (* (- 1) (* (+ main_~k~0 (* main_~d~0 2)) main_~s~0)) main_~r~0)) main_~b~0 (* (+ main_~p~0 (* (- 1) (+ main_~k~0 (* main_~d~0 2)) main_~q~0)) main_~x~0))) (not (= main_~v~0 (* main_~d~0 main_~b~0))))} #106#return; {18072#(or (not (= (* main_~v~0 2) main_~c~0)) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (= (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~y~0 (+ (* (- 1) (* (+ main_~k~0 (* main_~d~0 2)) main_~s~0)) main_~r~0)) main_~b~0 (* (+ main_~p~0 (* (- 1) (+ main_~k~0 (* main_~d~0 2)) main_~q~0)) main_~x~0))) (not (= main_~v~0 (* main_~d~0 main_~b~0))))} is VALID [2022-04-08 06:01:52,239 INFO L290 TraceCheckUtils]: 46: Hoare triple {17695#true} assume true; {17695#true} is VALID [2022-04-08 06:01:52,239 INFO L290 TraceCheckUtils]: 45: Hoare triple {17695#true} assume !(0 == ~cond); {17695#true} is VALID [2022-04-08 06:01:52,239 INFO L290 TraceCheckUtils]: 44: Hoare triple {17695#true} ~cond := #in~cond; {17695#true} is VALID [2022-04-08 06:01:52,239 INFO L272 TraceCheckUtils]: 43: Hoare triple {18072#(or (not (= (* main_~v~0 2) main_~c~0)) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (= (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~y~0 (+ (* (- 1) (* (+ main_~k~0 (* main_~d~0 2)) main_~s~0)) main_~r~0)) main_~b~0 (* (+ main_~p~0 (* (- 1) (+ main_~k~0 (* main_~d~0 2)) main_~q~0)) main_~x~0))) (not (= main_~v~0 (* main_~d~0 main_~b~0))))} call __VERIFIER_assert((if ~a~0 == ~k~0 * ~b~0 + ~c~0 then 1 else 0)); {17695#true} is VALID [2022-04-08 06:01:52,240 INFO L284 TraceCheckUtils]: 42: Hoare quadruple {17695#true} {18072#(or (not (= (* main_~v~0 2) main_~c~0)) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (= (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~y~0 (+ (* (- 1) (* (+ main_~k~0 (* main_~d~0 2)) main_~s~0)) main_~r~0)) main_~b~0 (* (+ main_~p~0 (* (- 1) (+ main_~k~0 (* main_~d~0 2)) main_~q~0)) main_~x~0))) (not (= main_~v~0 (* main_~d~0 main_~b~0))))} #104#return; {18072#(or (not (= (* main_~v~0 2) main_~c~0)) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (= (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~y~0 (+ (* (- 1) (* (+ main_~k~0 (* main_~d~0 2)) main_~s~0)) main_~r~0)) main_~b~0 (* (+ main_~p~0 (* (- 1) (+ main_~k~0 (* main_~d~0 2)) main_~q~0)) main_~x~0))) (not (= main_~v~0 (* main_~d~0 main_~b~0))))} is VALID [2022-04-08 06:01:52,240 INFO L290 TraceCheckUtils]: 41: Hoare triple {17695#true} assume true; {17695#true} is VALID [2022-04-08 06:01:52,240 INFO L290 TraceCheckUtils]: 40: Hoare triple {17695#true} assume !(0 == ~cond); {17695#true} is VALID [2022-04-08 06:01:52,240 INFO L290 TraceCheckUtils]: 39: Hoare triple {17695#true} ~cond := #in~cond; {17695#true} is VALID [2022-04-08 06:01:52,240 INFO L272 TraceCheckUtils]: 38: Hoare triple {18072#(or (not (= (* main_~v~0 2) main_~c~0)) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (= (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~y~0 (+ (* (- 1) (* (+ main_~k~0 (* main_~d~0 2)) main_~s~0)) main_~r~0)) main_~b~0 (* (+ main_~p~0 (* (- 1) (+ main_~k~0 (* main_~d~0 2)) main_~q~0)) main_~x~0))) (not (= main_~v~0 (* main_~d~0 main_~b~0))))} call __VERIFIER_assert((if ~b~0 == ~x~0 * ~q~0 + ~y~0 * ~s~0 then 1 else 0)); {17695#true} is VALID [2022-04-08 06:01:52,241 INFO L284 TraceCheckUtils]: 37: Hoare quadruple {17695#true} {18072#(or (not (= (* main_~v~0 2) main_~c~0)) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (= (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~y~0 (+ (* (- 1) (* (+ main_~k~0 (* main_~d~0 2)) main_~s~0)) main_~r~0)) main_~b~0 (* (+ main_~p~0 (* (- 1) (+ main_~k~0 (* main_~d~0 2)) main_~q~0)) main_~x~0))) (not (= main_~v~0 (* main_~d~0 main_~b~0))))} #102#return; {18072#(or (not (= (* main_~v~0 2) main_~c~0)) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (= (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~y~0 (+ (* (- 1) (* (+ main_~k~0 (* main_~d~0 2)) main_~s~0)) main_~r~0)) main_~b~0 (* (+ main_~p~0 (* (- 1) (+ main_~k~0 (* main_~d~0 2)) main_~q~0)) main_~x~0))) (not (= main_~v~0 (* main_~d~0 main_~b~0))))} is VALID [2022-04-08 06:01:52,241 INFO L290 TraceCheckUtils]: 36: Hoare triple {17695#true} assume true; {17695#true} is VALID [2022-04-08 06:01:52,241 INFO L290 TraceCheckUtils]: 35: Hoare triple {17695#true} assume !(0 == ~cond); {17695#true} is VALID [2022-04-08 06:01:52,241 INFO L290 TraceCheckUtils]: 34: Hoare triple {17695#true} ~cond := #in~cond; {17695#true} is VALID [2022-04-08 06:01:52,241 INFO L272 TraceCheckUtils]: 33: Hoare triple {18072#(or (not (= (* main_~v~0 2) main_~c~0)) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (= (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~y~0 (+ (* (- 1) (* (+ main_~k~0 (* main_~d~0 2)) main_~s~0)) main_~r~0)) main_~b~0 (* (+ main_~p~0 (* (- 1) (+ main_~k~0 (* main_~d~0 2)) main_~q~0)) main_~x~0))) (not (= main_~v~0 (* main_~d~0 main_~b~0))))} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {17695#true} is VALID [2022-04-08 06:01:52,242 INFO L290 TraceCheckUtils]: 32: Hoare triple {18072#(or (not (= (* main_~v~0 2) main_~c~0)) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (= (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~y~0 (+ (* (- 1) (* (+ main_~k~0 (* main_~d~0 2)) main_~s~0)) main_~r~0)) main_~b~0 (* (+ main_~p~0 (* (- 1) (+ main_~k~0 (* main_~d~0 2)) main_~q~0)) main_~x~0))) (not (= main_~v~0 (* main_~d~0 main_~b~0))))} assume !false; {18072#(or (not (= (* main_~v~0 2) main_~c~0)) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (= (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~y~0 (+ (* (- 1) (* (+ main_~k~0 (* main_~d~0 2)) main_~s~0)) main_~r~0)) main_~b~0 (* (+ main_~p~0 (* (- 1) (+ main_~k~0 (* main_~d~0 2)) main_~q~0)) main_~x~0))) (not (= main_~v~0 (* main_~d~0 main_~b~0))))} is VALID [2022-04-08 06:01:52,243 INFO L290 TraceCheckUtils]: 31: Hoare triple {18136#(or (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (not (= main_~c~0 (* main_~b~0 2))) (= (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ main_~b~0 (* main_~y~0 (+ (* (* (+ main_~k~0 2) main_~s~0) (- 1)) main_~r~0)) (* main_~x~0 (+ main_~p~0 (* (- 1) (+ main_~k~0 2) main_~q~0))))))} assume !!(~c~0 >= ~b~0);havoc ~d~0;havoc ~v~0;~d~0 := 1;~v~0 := ~b~0; {18072#(or (not (= (* main_~v~0 2) main_~c~0)) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (= (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~y~0 (+ (* (- 1) (* (+ main_~k~0 (* main_~d~0 2)) main_~s~0)) main_~r~0)) main_~b~0 (* (+ main_~p~0 (* (- 1) (+ main_~k~0 (* main_~d~0 2)) main_~q~0)) main_~x~0))) (not (= main_~v~0 (* main_~d~0 main_~b~0))))} is VALID [2022-04-08 06:01:52,243 INFO L290 TraceCheckUtils]: 30: Hoare triple {18136#(or (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (not (= main_~c~0 (* main_~b~0 2))) (= (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ main_~b~0 (* main_~y~0 (+ (* (* (+ main_~k~0 2) main_~s~0) (- 1)) main_~r~0)) (* main_~x~0 (+ main_~p~0 (* (- 1) (+ main_~k~0 2) main_~q~0))))))} assume !false; {18136#(or (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (not (= main_~c~0 (* main_~b~0 2))) (= (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ main_~b~0 (* main_~y~0 (+ (* (* (+ main_~k~0 2) main_~s~0) (- 1)) main_~r~0)) (* main_~x~0 (+ main_~p~0 (* (- 1) (+ main_~k~0 2) main_~q~0))))))} is VALID [2022-04-08 06:01:52,244 INFO L290 TraceCheckUtils]: 29: Hoare triple {18143#(or (not (= main_~a~0 (* main_~b~0 2))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (= (+ (* main_~x~0 (+ main_~p~0 (* (- 2) main_~q~0))) (* (+ (* (- 2) main_~s~0) main_~r~0) main_~y~0) main_~b~0) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} assume !!(0 != ~b~0);havoc ~c~0;havoc ~k~0;~c~0 := ~a~0;~k~0 := 0; {18136#(or (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (not (= main_~c~0 (* main_~b~0 2))) (= (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ main_~b~0 (* main_~y~0 (+ (* (* (+ main_~k~0 2) main_~s~0) (- 1)) main_~r~0)) (* main_~x~0 (+ main_~p~0 (* (- 1) (+ main_~k~0 2) main_~q~0))))))} is VALID [2022-04-08 06:01:52,244 INFO L290 TraceCheckUtils]: 28: Hoare triple {18143#(or (not (= main_~a~0 (* main_~b~0 2))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (= (+ (* main_~x~0 (+ main_~p~0 (* (- 2) main_~q~0))) (* (+ (* (- 2) main_~s~0) main_~r~0) main_~y~0) main_~b~0) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} assume !false; {18143#(or (not (= main_~a~0 (* main_~b~0 2))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (= (+ (* main_~x~0 (+ main_~p~0 (* (- 2) main_~q~0))) (* (+ (* (- 2) main_~s~0) main_~r~0) main_~y~0) main_~b~0) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} is VALID [2022-04-08 06:01:52,245 INFO L290 TraceCheckUtils]: 27: Hoare triple {17695#true} ~a~0 := ~x~0;~b~0 := ~y~0;~p~0 := 1;~q~0 := 0;~r~0 := 0;~s~0 := 1; {18143#(or (not (= main_~a~0 (* main_~b~0 2))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (= (+ (* main_~x~0 (+ main_~p~0 (* (- 2) main_~q~0))) (* (+ (* (- 2) main_~s~0) main_~r~0) main_~y~0) main_~b~0) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} is VALID [2022-04-08 06:01:52,245 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {17695#true} {17695#true} #100#return; {17695#true} is VALID [2022-04-08 06:01:52,245 INFO L290 TraceCheckUtils]: 25: Hoare triple {17695#true} assume true; {17695#true} is VALID [2022-04-08 06:01:52,245 INFO L290 TraceCheckUtils]: 24: Hoare triple {17695#true} assume !(0 == ~cond); {17695#true} is VALID [2022-04-08 06:01:52,245 INFO L290 TraceCheckUtils]: 23: Hoare triple {17695#true} ~cond := #in~cond; {17695#true} is VALID [2022-04-08 06:01:52,245 INFO L272 TraceCheckUtils]: 22: Hoare triple {17695#true} call assume_abort_if_not((if ~y~0 >= 1 then 1 else 0)); {17695#true} is VALID [2022-04-08 06:01:52,245 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {17695#true} {17695#true} #98#return; {17695#true} is VALID [2022-04-08 06:01:52,245 INFO L290 TraceCheckUtils]: 20: Hoare triple {17695#true} assume true; {17695#true} is VALID [2022-04-08 06:01:52,245 INFO L290 TraceCheckUtils]: 19: Hoare triple {17695#true} assume !(0 == ~cond); {17695#true} is VALID [2022-04-08 06:01:52,246 INFO L290 TraceCheckUtils]: 18: Hoare triple {17695#true} ~cond := #in~cond; {17695#true} is VALID [2022-04-08 06:01:52,246 INFO L272 TraceCheckUtils]: 17: Hoare triple {17695#true} call assume_abort_if_not((if ~x~0 >= 1 then 1 else 0)); {17695#true} is VALID [2022-04-08 06:01:52,246 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {17695#true} {17695#true} #96#return; {17695#true} is VALID [2022-04-08 06:01:52,246 INFO L290 TraceCheckUtils]: 15: Hoare triple {17695#true} assume true; {17695#true} is VALID [2022-04-08 06:01:52,246 INFO L290 TraceCheckUtils]: 14: Hoare triple {17695#true} assume !(0 == ~cond); {17695#true} is VALID [2022-04-08 06:01:52,246 INFO L290 TraceCheckUtils]: 13: Hoare triple {17695#true} ~cond := #in~cond; {17695#true} is VALID [2022-04-08 06:01:52,246 INFO L272 TraceCheckUtils]: 12: Hoare triple {17695#true} call assume_abort_if_not((if ~y~0 >= 0 && ~y~0 <= 10 then 1 else 0)); {17695#true} is VALID [2022-04-08 06:01:52,246 INFO L290 TraceCheckUtils]: 11: Hoare triple {17695#true} assume -2147483648 <= #t~nondet5 && #t~nondet5 <= 2147483647;~y~0 := #t~nondet5;havoc #t~nondet5; {17695#true} is VALID [2022-04-08 06:01:52,246 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {17695#true} {17695#true} #94#return; {17695#true} is VALID [2022-04-08 06:01:52,246 INFO L290 TraceCheckUtils]: 9: Hoare triple {17695#true} assume true; {17695#true} is VALID [2022-04-08 06:01:52,246 INFO L290 TraceCheckUtils]: 8: Hoare triple {17695#true} assume !(0 == ~cond); {17695#true} is VALID [2022-04-08 06:01:52,246 INFO L290 TraceCheckUtils]: 7: Hoare triple {17695#true} ~cond := #in~cond; {17695#true} is VALID [2022-04-08 06:01:52,246 INFO L272 TraceCheckUtils]: 6: Hoare triple {17695#true} call assume_abort_if_not((if ~x~0 >= 0 && ~x~0 <= 10 then 1 else 0)); {17695#true} is VALID [2022-04-08 06:01:52,246 INFO L290 TraceCheckUtils]: 5: Hoare triple {17695#true} havoc ~x~0;havoc ~y~0;havoc ~a~0;havoc ~b~0;havoc ~p~0;havoc ~q~0;havoc ~r~0;havoc ~s~0;assume -2147483648 <= #t~nondet4 && #t~nondet4 <= 2147483647;~x~0 := #t~nondet4;havoc #t~nondet4; {17695#true} is VALID [2022-04-08 06:01:52,247 INFO L272 TraceCheckUtils]: 4: Hoare triple {17695#true} call #t~ret6 := main(); {17695#true} is VALID [2022-04-08 06:01:52,247 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {17695#true} {17695#true} #112#return; {17695#true} is VALID [2022-04-08 06:01:52,247 INFO L290 TraceCheckUtils]: 2: Hoare triple {17695#true} assume true; {17695#true} is VALID [2022-04-08 06:01:52,247 INFO L290 TraceCheckUtils]: 1: Hoare triple {17695#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(11, 2);call #Ultimate.allocInit(12, 3); {17695#true} is VALID [2022-04-08 06:01:52,247 INFO L272 TraceCheckUtils]: 0: Hoare triple {17695#true} call ULTIMATE.init(); {17695#true} is VALID [2022-04-08 06:01:52,250 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 35 proven. 27 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2022-04-08 06:01:52,250 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-08 06:01:52,250 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2022054856] [2022-04-08 06:01:52,250 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-04-08 06:01:52,250 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1485122905] [2022-04-08 06:01:52,250 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1485122905] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-08 06:01:52,250 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-04-08 06:01:52,250 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 15] total 23 [2022-04-08 06:01:52,250 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-08 06:01:52,250 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [1995734905] [2022-04-08 06:01:52,251 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [1995734905] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 06:01:52,252 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 06:01:52,252 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-04-08 06:01:52,252 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [818469541] [2022-04-08 06:01:52,252 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-08 06:01:52,253 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 2.5833333333333335) internal successors, (31), 12 states have internal predecessors, (31), 4 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) Word has length 86 [2022-04-08 06:01:52,253 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-08 06:01:52,253 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 13 states, 12 states have (on average 2.5833333333333335) internal successors, (31), 12 states have internal predecessors, (31), 4 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) [2022-04-08 06:01:52,308 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 59 edges. 59 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 06:01:52,308 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-04-08 06:01:52,308 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-08 06:01:52,308 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-04-08 06:01:52,309 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=77, Invalid=429, Unknown=0, NotChecked=0, Total=506 [2022-04-08 06:01:52,309 INFO L87 Difference]: Start difference. First operand 222 states and 295 transitions. Second operand has 13 states, 12 states have (on average 2.5833333333333335) internal successors, (31), 12 states have internal predecessors, (31), 4 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) [2022-04-08 06:01:57,235 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 06:01:57,235 INFO L93 Difference]: Finished difference Result 309 states and 417 transitions. [2022-04-08 06:01:57,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-04-08 06:01:57,235 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 2.5833333333333335) internal successors, (31), 12 states have internal predecessors, (31), 4 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) Word has length 86 [2022-04-08 06:01:57,235 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-08 06:01:57,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13 states, 12 states have (on average 2.5833333333333335) internal successors, (31), 12 states have internal predecessors, (31), 4 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) [2022-04-08 06:01:57,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 143 transitions. [2022-04-08 06:01:57,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13 states, 12 states have (on average 2.5833333333333335) internal successors, (31), 12 states have internal predecessors, (31), 4 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) [2022-04-08 06:01:57,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 143 transitions. [2022-04-08 06:01:57,238 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 13 states and 143 transitions. [2022-04-08 06:01:57,450 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 143 edges. 143 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 06:01:57,455 INFO L225 Difference]: With dead ends: 309 [2022-04-08 06:01:57,456 INFO L226 Difference]: Without dead ends: 306 [2022-04-08 06:01:57,456 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 178 GetRequests, 148 SyntacticMatches, 2 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 120 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=143, Invalid=727, Unknown=0, NotChecked=0, Total=870 [2022-04-08 06:01:57,456 INFO L913 BasicCegarLoop]: 52 mSDtfsCounter, 57 mSDsluCounter, 242 mSDsCounter, 0 mSdLazyCounter, 669 mSolverCounterSat, 77 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 65 SdHoareTripleChecker+Valid, 294 SdHoareTripleChecker+Invalid, 746 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 77 IncrementalHoareTripleChecker+Valid, 669 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-04-08 06:01:57,457 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [65 Valid, 294 Invalid, 746 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [77 Valid, 669 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-04-08 06:01:57,457 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 306 states. [2022-04-08 06:01:58,189 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 306 to 287. [2022-04-08 06:01:58,189 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-08 06:01:58,190 INFO L82 GeneralOperation]: Start isEquivalent. First operand 306 states. Second operand has 287 states, 166 states have (on average 1.1927710843373494) internal successors, (198), 167 states have internal predecessors, (198), 99 states have call successors, (99), 22 states have call predecessors, (99), 21 states have return successors, (97), 97 states have call predecessors, (97), 97 states have call successors, (97) [2022-04-08 06:01:58,191 INFO L74 IsIncluded]: Start isIncluded. First operand 306 states. Second operand has 287 states, 166 states have (on average 1.1927710843373494) internal successors, (198), 167 states have internal predecessors, (198), 99 states have call successors, (99), 22 states have call predecessors, (99), 21 states have return successors, (97), 97 states have call predecessors, (97), 97 states have call successors, (97) [2022-04-08 06:01:58,192 INFO L87 Difference]: Start difference. First operand 306 states. Second operand has 287 states, 166 states have (on average 1.1927710843373494) internal successors, (198), 167 states have internal predecessors, (198), 99 states have call successors, (99), 22 states have call predecessors, (99), 21 states have return successors, (97), 97 states have call predecessors, (97), 97 states have call successors, (97) [2022-04-08 06:01:58,201 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 06:01:58,201 INFO L93 Difference]: Finished difference Result 306 states and 413 transitions. [2022-04-08 06:01:58,201 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 413 transitions. [2022-04-08 06:01:58,203 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 06:01:58,203 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 06:01:58,203 INFO L74 IsIncluded]: Start isIncluded. First operand has 287 states, 166 states have (on average 1.1927710843373494) internal successors, (198), 167 states have internal predecessors, (198), 99 states have call successors, (99), 22 states have call predecessors, (99), 21 states have return successors, (97), 97 states have call predecessors, (97), 97 states have call successors, (97) Second operand 306 states. [2022-04-08 06:01:58,204 INFO L87 Difference]: Start difference. First operand has 287 states, 166 states have (on average 1.1927710843373494) internal successors, (198), 167 states have internal predecessors, (198), 99 states have call successors, (99), 22 states have call predecessors, (99), 21 states have return successors, (97), 97 states have call predecessors, (97), 97 states have call successors, (97) Second operand 306 states. [2022-04-08 06:01:58,212 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 06:01:58,212 INFO L93 Difference]: Finished difference Result 306 states and 413 transitions. [2022-04-08 06:01:58,212 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 413 transitions. [2022-04-08 06:01:58,213 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 06:01:58,213 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 06:01:58,213 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-08 06:01:58,213 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-08 06:01:58,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 287 states, 166 states have (on average 1.1927710843373494) internal successors, (198), 167 states have internal predecessors, (198), 99 states have call successors, (99), 22 states have call predecessors, (99), 21 states have return successors, (97), 97 states have call predecessors, (97), 97 states have call successors, (97) [2022-04-08 06:01:58,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 287 states and 394 transitions. [2022-04-08 06:01:58,221 INFO L78 Accepts]: Start accepts. Automaton has 287 states and 394 transitions. Word has length 86 [2022-04-08 06:01:58,221 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-08 06:01:58,221 INFO L478 AbstractCegarLoop]: Abstraction has 287 states and 394 transitions. [2022-04-08 06:01:58,221 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 2.5833333333333335) internal successors, (31), 12 states have internal predecessors, (31), 4 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) [2022-04-08 06:01:58,221 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 287 states and 394 transitions. [2022-04-08 06:01:59,066 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 394 edges. 394 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 06:01:59,067 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 394 transitions. [2022-04-08 06:01:59,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2022-04-08 06:01:59,067 INFO L491 BasicCegarLoop]: Found error trace [2022-04-08 06:01:59,067 INFO L499 BasicCegarLoop]: trace histogram [9, 8, 8, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-08 06:01:59,099 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Forceful destruction successful, exit code 0 [2022-04-08 06:01:59,283 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14,15 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-08 06:01:59,284 INFO L403 AbstractCegarLoop]: === Iteration 16 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-08 06:01:59,284 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-08 06:01:59,284 INFO L85 PathProgramCache]: Analyzing trace with hash -1455197645, now seen corresponding path program 3 times [2022-04-08 06:01:59,284 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-08 06:01:59,284 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [994437524] [2022-04-08 06:01:59,284 INFO L202 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-04-08 06:01:59,284 INFO L85 PathProgramCache]: Analyzing trace with hash -1455197645, now seen corresponding path program 4 times [2022-04-08 06:01:59,285 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-08 06:01:59,285 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [713418648] [2022-04-08 06:01:59,285 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-08 06:01:59,285 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-08 06:01:59,300 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-04-08 06:01:59,301 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1464561939] [2022-04-08 06:01:59,301 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-04-08 06:01:59,301 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-08 06:01:59,301 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-08 06:01:59,312 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) [2022-04-08 06:01:59,313 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2022-04-08 06:01:59,358 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-04-08 06:01:59,358 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-08 06:01:59,359 INFO L263 TraceCheckSpWp]: Trace formula consists of 210 conjuncts, 83 conjunts are in the unsatisfiable core [2022-04-08 06:01:59,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 06:01:59,372 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-08 06:02:00,238 INFO L272 TraceCheckUtils]: 0: Hoare triple {20051#true} call ULTIMATE.init(); {20051#true} is VALID [2022-04-08 06:02:00,238 INFO L290 TraceCheckUtils]: 1: Hoare triple {20051#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(11, 2);call #Ultimate.allocInit(12, 3); {20051#true} is VALID [2022-04-08 06:02:00,238 INFO L290 TraceCheckUtils]: 2: Hoare triple {20051#true} assume true; {20051#true} is VALID [2022-04-08 06:02:00,238 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {20051#true} {20051#true} #112#return; {20051#true} is VALID [2022-04-08 06:02:00,239 INFO L272 TraceCheckUtils]: 4: Hoare triple {20051#true} call #t~ret6 := main(); {20051#true} is VALID [2022-04-08 06:02:00,239 INFO L290 TraceCheckUtils]: 5: Hoare triple {20051#true} havoc ~x~0;havoc ~y~0;havoc ~a~0;havoc ~b~0;havoc ~p~0;havoc ~q~0;havoc ~r~0;havoc ~s~0;assume -2147483648 <= #t~nondet4 && #t~nondet4 <= 2147483647;~x~0 := #t~nondet4;havoc #t~nondet4; {20051#true} is VALID [2022-04-08 06:02:00,239 INFO L272 TraceCheckUtils]: 6: Hoare triple {20051#true} call assume_abort_if_not((if ~x~0 >= 0 && ~x~0 <= 10 then 1 else 0)); {20051#true} is VALID [2022-04-08 06:02:00,239 INFO L290 TraceCheckUtils]: 7: Hoare triple {20051#true} ~cond := #in~cond; {20051#true} is VALID [2022-04-08 06:02:00,239 INFO L290 TraceCheckUtils]: 8: Hoare triple {20051#true} assume !(0 == ~cond); {20051#true} is VALID [2022-04-08 06:02:00,239 INFO L290 TraceCheckUtils]: 9: Hoare triple {20051#true} assume true; {20051#true} is VALID [2022-04-08 06:02:00,239 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {20051#true} {20051#true} #94#return; {20051#true} is VALID [2022-04-08 06:02:00,239 INFO L290 TraceCheckUtils]: 11: Hoare triple {20051#true} assume -2147483648 <= #t~nondet5 && #t~nondet5 <= 2147483647;~y~0 := #t~nondet5;havoc #t~nondet5; {20051#true} is VALID [2022-04-08 06:02:00,239 INFO L272 TraceCheckUtils]: 12: Hoare triple {20051#true} call assume_abort_if_not((if ~y~0 >= 0 && ~y~0 <= 10 then 1 else 0)); {20051#true} is VALID [2022-04-08 06:02:00,239 INFO L290 TraceCheckUtils]: 13: Hoare triple {20051#true} ~cond := #in~cond; {20051#true} is VALID [2022-04-08 06:02:00,239 INFO L290 TraceCheckUtils]: 14: Hoare triple {20051#true} assume !(0 == ~cond); {20051#true} is VALID [2022-04-08 06:02:00,239 INFO L290 TraceCheckUtils]: 15: Hoare triple {20051#true} assume true; {20051#true} is VALID [2022-04-08 06:02:00,239 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {20051#true} {20051#true} #96#return; {20051#true} is VALID [2022-04-08 06:02:00,240 INFO L272 TraceCheckUtils]: 17: Hoare triple {20051#true} call assume_abort_if_not((if ~x~0 >= 1 then 1 else 0)); {20051#true} is VALID [2022-04-08 06:02:00,240 INFO L290 TraceCheckUtils]: 18: Hoare triple {20051#true} ~cond := #in~cond; {20051#true} is VALID [2022-04-08 06:02:00,240 INFO L290 TraceCheckUtils]: 19: Hoare triple {20051#true} assume !(0 == ~cond); {20051#true} is VALID [2022-04-08 06:02:00,240 INFO L290 TraceCheckUtils]: 20: Hoare triple {20051#true} assume true; {20051#true} is VALID [2022-04-08 06:02:00,240 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {20051#true} {20051#true} #98#return; {20051#true} is VALID [2022-04-08 06:02:00,240 INFO L272 TraceCheckUtils]: 22: Hoare triple {20051#true} call assume_abort_if_not((if ~y~0 >= 1 then 1 else 0)); {20051#true} is VALID [2022-04-08 06:02:00,240 INFO L290 TraceCheckUtils]: 23: Hoare triple {20051#true} ~cond := #in~cond; {20051#true} is VALID [2022-04-08 06:02:00,240 INFO L290 TraceCheckUtils]: 24: Hoare triple {20051#true} assume !(0 == ~cond); {20051#true} is VALID [2022-04-08 06:02:00,240 INFO L290 TraceCheckUtils]: 25: Hoare triple {20051#true} assume true; {20051#true} is VALID [2022-04-08 06:02:00,240 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {20051#true} {20051#true} #100#return; {20051#true} is VALID [2022-04-08 06:02:00,241 INFO L290 TraceCheckUtils]: 27: Hoare triple {20051#true} ~a~0 := ~x~0;~b~0 := ~y~0;~p~0 := 1;~q~0 := 0;~r~0 := 0;~s~0 := 1; {20137#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0))} is VALID [2022-04-08 06:02:00,241 INFO L290 TraceCheckUtils]: 28: Hoare triple {20137#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0))} assume !false; {20137#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0))} is VALID [2022-04-08 06:02:00,241 INFO L290 TraceCheckUtils]: 29: Hoare triple {20137#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0))} assume !!(0 != ~b~0);havoc ~c~0;havoc ~k~0;~c~0 := ~a~0;~k~0 := 0; {20144#(and (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~c~0 main_~x~0))} is VALID [2022-04-08 06:02:00,242 INFO L290 TraceCheckUtils]: 30: Hoare triple {20144#(and (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~c~0 main_~x~0))} assume !false; {20144#(and (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~c~0 main_~x~0))} is VALID [2022-04-08 06:02:00,242 INFO L290 TraceCheckUtils]: 31: Hoare triple {20144#(and (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~c~0 main_~x~0))} assume !(~c~0 >= ~b~0); {20144#(and (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~c~0 main_~x~0))} is VALID [2022-04-08 06:02:00,243 INFO L290 TraceCheckUtils]: 32: Hoare triple {20144#(and (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~c~0 main_~x~0))} ~a~0 := ~b~0;~b~0 := ~c~0;havoc ~temp~0;~temp~0 := ~p~0;~p~0 := ~q~0;~q~0 := ~temp~0 - ~q~0 * ~k~0;~temp~0 := ~r~0;~r~0 := ~s~0;~s~0 := ~temp~0 - ~s~0 * ~k~0; {20154#(and (= main_~s~0 0) (= main_~p~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~b~0 main_~x~0))} is VALID [2022-04-08 06:02:00,243 INFO L290 TraceCheckUtils]: 33: Hoare triple {20154#(and (= main_~s~0 0) (= main_~p~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~b~0 main_~x~0))} assume !false; {20154#(and (= main_~s~0 0) (= main_~p~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~b~0 main_~x~0))} is VALID [2022-04-08 06:02:00,243 INFO L290 TraceCheckUtils]: 34: Hoare triple {20154#(and (= main_~s~0 0) (= main_~p~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~b~0 main_~x~0))} assume !!(0 != ~b~0);havoc ~c~0;havoc ~k~0;~c~0 := ~a~0;~k~0 := 0; {20161#(and (= main_~c~0 main_~a~0) (= main_~s~0 0) (= main_~p~0 0) (= main_~k~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~b~0 main_~x~0))} is VALID [2022-04-08 06:02:00,244 INFO L290 TraceCheckUtils]: 35: Hoare triple {20161#(and (= main_~c~0 main_~a~0) (= main_~s~0 0) (= main_~p~0 0) (= main_~k~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~b~0 main_~x~0))} assume !false; {20161#(and (= main_~c~0 main_~a~0) (= main_~s~0 0) (= main_~p~0 0) (= main_~k~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~b~0 main_~x~0))} is VALID [2022-04-08 06:02:00,244 INFO L290 TraceCheckUtils]: 36: Hoare triple {20161#(and (= main_~c~0 main_~a~0) (= main_~s~0 0) (= main_~p~0 0) (= main_~k~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~b~0 main_~x~0))} assume !!(~c~0 >= ~b~0);havoc ~d~0;havoc ~v~0;~d~0 := 1;~v~0 := ~b~0; {20168#(and (= main_~b~0 main_~v~0) (= main_~c~0 main_~a~0) (= main_~s~0 0) (= main_~p~0 0) (= main_~k~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~b~0 main_~x~0) (= main_~d~0 1))} is VALID [2022-04-08 06:02:00,245 INFO L290 TraceCheckUtils]: 37: Hoare triple {20168#(and (= main_~b~0 main_~v~0) (= main_~c~0 main_~a~0) (= main_~s~0 0) (= main_~p~0 0) (= main_~k~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~b~0 main_~x~0) (= main_~d~0 1))} assume !false; {20168#(and (= main_~b~0 main_~v~0) (= main_~c~0 main_~a~0) (= main_~s~0 0) (= main_~p~0 0) (= main_~k~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~b~0 main_~x~0) (= main_~d~0 1))} is VALID [2022-04-08 06:02:00,245 INFO L272 TraceCheckUtils]: 38: Hoare triple {20168#(and (= main_~b~0 main_~v~0) (= main_~c~0 main_~a~0) (= main_~s~0 0) (= main_~p~0 0) (= main_~k~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~b~0 main_~x~0) (= main_~d~0 1))} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {20051#true} is VALID [2022-04-08 06:02:00,245 INFO L290 TraceCheckUtils]: 39: Hoare triple {20051#true} ~cond := #in~cond; {20051#true} is VALID [2022-04-08 06:02:00,245 INFO L290 TraceCheckUtils]: 40: Hoare triple {20051#true} assume !(0 == ~cond); {20051#true} is VALID [2022-04-08 06:02:00,245 INFO L290 TraceCheckUtils]: 41: Hoare triple {20051#true} assume true; {20051#true} is VALID [2022-04-08 06:02:00,246 INFO L284 TraceCheckUtils]: 42: Hoare quadruple {20051#true} {20168#(and (= main_~b~0 main_~v~0) (= main_~c~0 main_~a~0) (= main_~s~0 0) (= main_~p~0 0) (= main_~k~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~b~0 main_~x~0) (= main_~d~0 1))} #102#return; {20168#(and (= main_~b~0 main_~v~0) (= main_~c~0 main_~a~0) (= main_~s~0 0) (= main_~p~0 0) (= main_~k~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~b~0 main_~x~0) (= main_~d~0 1))} is VALID [2022-04-08 06:02:00,246 INFO L272 TraceCheckUtils]: 43: Hoare triple {20168#(and (= main_~b~0 main_~v~0) (= main_~c~0 main_~a~0) (= main_~s~0 0) (= main_~p~0 0) (= main_~k~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~b~0 main_~x~0) (= main_~d~0 1))} call __VERIFIER_assert((if ~b~0 == ~x~0 * ~q~0 + ~y~0 * ~s~0 then 1 else 0)); {20051#true} is VALID [2022-04-08 06:02:00,246 INFO L290 TraceCheckUtils]: 44: Hoare triple {20051#true} ~cond := #in~cond; {20051#true} is VALID [2022-04-08 06:02:00,246 INFO L290 TraceCheckUtils]: 45: Hoare triple {20051#true} assume !(0 == ~cond); {20051#true} is VALID [2022-04-08 06:02:00,246 INFO L290 TraceCheckUtils]: 46: Hoare triple {20051#true} assume true; {20051#true} is VALID [2022-04-08 06:02:00,247 INFO L284 TraceCheckUtils]: 47: Hoare quadruple {20051#true} {20168#(and (= main_~b~0 main_~v~0) (= main_~c~0 main_~a~0) (= main_~s~0 0) (= main_~p~0 0) (= main_~k~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~b~0 main_~x~0) (= main_~d~0 1))} #104#return; {20168#(and (= main_~b~0 main_~v~0) (= main_~c~0 main_~a~0) (= main_~s~0 0) (= main_~p~0 0) (= main_~k~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~b~0 main_~x~0) (= main_~d~0 1))} is VALID [2022-04-08 06:02:00,247 INFO L272 TraceCheckUtils]: 48: Hoare triple {20168#(and (= main_~b~0 main_~v~0) (= main_~c~0 main_~a~0) (= main_~s~0 0) (= main_~p~0 0) (= main_~k~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~b~0 main_~x~0) (= main_~d~0 1))} call __VERIFIER_assert((if ~a~0 == ~k~0 * ~b~0 + ~c~0 then 1 else 0)); {20051#true} is VALID [2022-04-08 06:02:00,247 INFO L290 TraceCheckUtils]: 49: Hoare triple {20051#true} ~cond := #in~cond; {20051#true} is VALID [2022-04-08 06:02:00,247 INFO L290 TraceCheckUtils]: 50: Hoare triple {20051#true} assume !(0 == ~cond); {20051#true} is VALID [2022-04-08 06:02:00,247 INFO L290 TraceCheckUtils]: 51: Hoare triple {20051#true} assume true; {20051#true} is VALID [2022-04-08 06:02:00,248 INFO L284 TraceCheckUtils]: 52: Hoare quadruple {20051#true} {20168#(and (= main_~b~0 main_~v~0) (= main_~c~0 main_~a~0) (= main_~s~0 0) (= main_~p~0 0) (= main_~k~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~b~0 main_~x~0) (= main_~d~0 1))} #106#return; {20168#(and (= main_~b~0 main_~v~0) (= main_~c~0 main_~a~0) (= main_~s~0 0) (= main_~p~0 0) (= main_~k~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~b~0 main_~x~0) (= main_~d~0 1))} is VALID [2022-04-08 06:02:00,248 INFO L272 TraceCheckUtils]: 53: Hoare triple {20168#(and (= main_~b~0 main_~v~0) (= main_~c~0 main_~a~0) (= main_~s~0 0) (= main_~p~0 0) (= main_~k~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~b~0 main_~x~0) (= main_~d~0 1))} call __VERIFIER_assert((if ~v~0 == ~b~0 * ~d~0 then 1 else 0)); {20051#true} is VALID [2022-04-08 06:02:00,248 INFO L290 TraceCheckUtils]: 54: Hoare triple {20051#true} ~cond := #in~cond; {20223#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} is VALID [2022-04-08 06:02:00,249 INFO L290 TraceCheckUtils]: 55: Hoare triple {20223#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} assume !(0 == ~cond); {20227#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 06:02:00,249 INFO L290 TraceCheckUtils]: 56: Hoare triple {20227#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {20227#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 06:02:00,250 INFO L284 TraceCheckUtils]: 57: Hoare quadruple {20227#(not (= |__VERIFIER_assert_#in~cond| 0))} {20168#(and (= main_~b~0 main_~v~0) (= main_~c~0 main_~a~0) (= main_~s~0 0) (= main_~p~0 0) (= main_~k~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~b~0 main_~x~0) (= main_~d~0 1))} #108#return; {20168#(and (= main_~b~0 main_~v~0) (= main_~c~0 main_~a~0) (= main_~s~0 0) (= main_~p~0 0) (= main_~k~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~b~0 main_~x~0) (= main_~d~0 1))} is VALID [2022-04-08 06:02:00,250 INFO L290 TraceCheckUtils]: 58: Hoare triple {20168#(and (= main_~b~0 main_~v~0) (= main_~c~0 main_~a~0) (= main_~s~0 0) (= main_~p~0 0) (= main_~k~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~b~0 main_~x~0) (= main_~d~0 1))} assume !!(~c~0 >= 2 * ~v~0);~d~0 := 2 * ~d~0;~v~0 := 2 * ~v~0; {20237#(and (= main_~c~0 main_~a~0) (= main_~s~0 0) (= main_~v~0 (* main_~b~0 2)) (= main_~p~0 0) (= main_~k~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~b~0 main_~x~0) (= main_~d~0 2))} is VALID [2022-04-08 06:02:00,251 INFO L290 TraceCheckUtils]: 59: Hoare triple {20237#(and (= main_~c~0 main_~a~0) (= main_~s~0 0) (= main_~v~0 (* main_~b~0 2)) (= main_~p~0 0) (= main_~k~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~b~0 main_~x~0) (= main_~d~0 2))} assume !false; {20237#(and (= main_~c~0 main_~a~0) (= main_~s~0 0) (= main_~v~0 (* main_~b~0 2)) (= main_~p~0 0) (= main_~k~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~b~0 main_~x~0) (= main_~d~0 2))} is VALID [2022-04-08 06:02:00,251 INFO L272 TraceCheckUtils]: 60: Hoare triple {20237#(and (= main_~c~0 main_~a~0) (= main_~s~0 0) (= main_~v~0 (* main_~b~0 2)) (= main_~p~0 0) (= main_~k~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~b~0 main_~x~0) (= main_~d~0 2))} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {20051#true} is VALID [2022-04-08 06:02:00,251 INFO L290 TraceCheckUtils]: 61: Hoare triple {20051#true} ~cond := #in~cond; {20223#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} is VALID [2022-04-08 06:02:00,252 INFO L290 TraceCheckUtils]: 62: Hoare triple {20223#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} assume !(0 == ~cond); {20227#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 06:02:00,252 INFO L290 TraceCheckUtils]: 63: Hoare triple {20227#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {20227#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 06:02:00,253 INFO L284 TraceCheckUtils]: 64: Hoare quadruple {20227#(not (= |__VERIFIER_assert_#in~cond| 0))} {20237#(and (= main_~c~0 main_~a~0) (= main_~s~0 0) (= main_~v~0 (* main_~b~0 2)) (= main_~p~0 0) (= main_~k~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~b~0 main_~x~0) (= main_~d~0 2))} #102#return; {20256#(and (= main_~s~0 0) (= main_~v~0 (* main_~b~0 2)) (= main_~p~0 0) (= main_~k~0 0) (= main_~r~0 1) (= main_~b~0 main_~x~0) (= main_~d~0 2) (= main_~c~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} is VALID [2022-04-08 06:02:00,253 INFO L272 TraceCheckUtils]: 65: Hoare triple {20256#(and (= main_~s~0 0) (= main_~v~0 (* main_~b~0 2)) (= main_~p~0 0) (= main_~k~0 0) (= main_~r~0 1) (= main_~b~0 main_~x~0) (= main_~d~0 2) (= main_~c~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} call __VERIFIER_assert((if ~b~0 == ~x~0 * ~q~0 + ~y~0 * ~s~0 then 1 else 0)); {20051#true} is VALID [2022-04-08 06:02:00,254 INFO L290 TraceCheckUtils]: 66: Hoare triple {20051#true} ~cond := #in~cond; {20223#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} is VALID [2022-04-08 06:02:00,254 INFO L290 TraceCheckUtils]: 67: Hoare triple {20223#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} assume !(0 == ~cond); {20227#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 06:02:00,254 INFO L290 TraceCheckUtils]: 68: Hoare triple {20227#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {20227#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 06:02:00,255 INFO L284 TraceCheckUtils]: 69: Hoare quadruple {20227#(not (= |__VERIFIER_assert_#in~cond| 0))} {20256#(and (= main_~s~0 0) (= main_~v~0 (* main_~b~0 2)) (= main_~p~0 0) (= main_~k~0 0) (= main_~r~0 1) (= main_~b~0 main_~x~0) (= main_~d~0 2) (= main_~c~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} #104#return; {20272#(and (= main_~s~0 0) (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (= main_~v~0 (* main_~b~0 2)) (= main_~p~0 0) (= main_~k~0 0) (= main_~r~0 1) (= main_~b~0 main_~x~0) (= main_~d~0 2) (= main_~c~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} is VALID [2022-04-08 06:02:00,256 INFO L272 TraceCheckUtils]: 70: Hoare triple {20272#(and (= main_~s~0 0) (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (= main_~v~0 (* main_~b~0 2)) (= main_~p~0 0) (= main_~k~0 0) (= main_~r~0 1) (= main_~b~0 main_~x~0) (= main_~d~0 2) (= main_~c~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} call __VERIFIER_assert((if ~a~0 == ~k~0 * ~b~0 + ~c~0 then 1 else 0)); {20051#true} is VALID [2022-04-08 06:02:00,256 INFO L290 TraceCheckUtils]: 71: Hoare triple {20051#true} ~cond := #in~cond; {20051#true} is VALID [2022-04-08 06:02:00,256 INFO L290 TraceCheckUtils]: 72: Hoare triple {20051#true} assume !(0 == ~cond); {20051#true} is VALID [2022-04-08 06:02:00,256 INFO L290 TraceCheckUtils]: 73: Hoare triple {20051#true} assume true; {20051#true} is VALID [2022-04-08 06:02:00,257 INFO L284 TraceCheckUtils]: 74: Hoare quadruple {20051#true} {20272#(and (= main_~s~0 0) (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (= main_~v~0 (* main_~b~0 2)) (= main_~p~0 0) (= main_~k~0 0) (= main_~r~0 1) (= main_~b~0 main_~x~0) (= main_~d~0 2) (= main_~c~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} #106#return; {20272#(and (= main_~s~0 0) (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (= main_~v~0 (* main_~b~0 2)) (= main_~p~0 0) (= main_~k~0 0) (= main_~r~0 1) (= main_~b~0 main_~x~0) (= main_~d~0 2) (= main_~c~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} is VALID [2022-04-08 06:02:00,257 INFO L272 TraceCheckUtils]: 75: Hoare triple {20272#(and (= main_~s~0 0) (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (= main_~v~0 (* main_~b~0 2)) (= main_~p~0 0) (= main_~k~0 0) (= main_~r~0 1) (= main_~b~0 main_~x~0) (= main_~d~0 2) (= main_~c~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} call __VERIFIER_assert((if ~v~0 == ~b~0 * ~d~0 then 1 else 0)); {20051#true} is VALID [2022-04-08 06:02:00,257 INFO L290 TraceCheckUtils]: 76: Hoare triple {20051#true} ~cond := #in~cond; {20223#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} is VALID [2022-04-08 06:02:00,257 INFO L290 TraceCheckUtils]: 77: Hoare triple {20223#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} assume !(0 == ~cond); {20227#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 06:02:00,258 INFO L290 TraceCheckUtils]: 78: Hoare triple {20227#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {20227#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 06:02:00,259 INFO L284 TraceCheckUtils]: 79: Hoare quadruple {20227#(not (= |__VERIFIER_assert_#in~cond| 0))} {20272#(and (= main_~s~0 0) (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (= main_~v~0 (* main_~b~0 2)) (= main_~p~0 0) (= main_~k~0 0) (= main_~r~0 1) (= main_~b~0 main_~x~0) (= main_~d~0 2) (= main_~c~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} #108#return; {20272#(and (= main_~s~0 0) (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (= main_~v~0 (* main_~b~0 2)) (= main_~p~0 0) (= main_~k~0 0) (= main_~r~0 1) (= main_~b~0 main_~x~0) (= main_~d~0 2) (= main_~c~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} is VALID [2022-04-08 06:02:00,259 INFO L290 TraceCheckUtils]: 80: Hoare triple {20272#(and (= main_~s~0 0) (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (= main_~v~0 (* main_~b~0 2)) (= main_~p~0 0) (= main_~k~0 0) (= main_~r~0 1) (= main_~b~0 main_~x~0) (= main_~d~0 2) (= main_~c~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} assume !(~c~0 >= 2 * ~v~0); {20272#(and (= main_~s~0 0) (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (= main_~v~0 (* main_~b~0 2)) (= main_~p~0 0) (= main_~k~0 0) (= main_~r~0 1) (= main_~b~0 main_~x~0) (= main_~d~0 2) (= main_~c~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} is VALID [2022-04-08 06:02:00,260 INFO L290 TraceCheckUtils]: 81: Hoare triple {20272#(and (= main_~s~0 0) (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (= main_~v~0 (* main_~b~0 2)) (= main_~p~0 0) (= main_~k~0 0) (= main_~r~0 1) (= main_~b~0 main_~x~0) (= main_~d~0 2) (= main_~c~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} ~c~0 := ~c~0 - ~v~0;~k~0 := ~k~0 + ~d~0; {20309#(and (= main_~s~0 0) (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (= main_~p~0 0) (= main_~r~0 1) (= main_~b~0 main_~x~0) (= main_~k~0 2) (= (+ main_~c~0 (* main_~b~0 2)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} is VALID [2022-04-08 06:02:00,261 INFO L290 TraceCheckUtils]: 82: Hoare triple {20309#(and (= main_~s~0 0) (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (= main_~p~0 0) (= main_~r~0 1) (= main_~b~0 main_~x~0) (= main_~k~0 2) (= (+ main_~c~0 (* main_~b~0 2)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} assume !false; {20309#(and (= main_~s~0 0) (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (= main_~p~0 0) (= main_~r~0 1) (= main_~b~0 main_~x~0) (= main_~k~0 2) (= (+ main_~c~0 (* main_~b~0 2)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} is VALID [2022-04-08 06:02:00,261 INFO L290 TraceCheckUtils]: 83: Hoare triple {20309#(and (= main_~s~0 0) (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (= main_~p~0 0) (= main_~r~0 1) (= main_~b~0 main_~x~0) (= main_~k~0 2) (= (+ main_~c~0 (* main_~b~0 2)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} assume !(~c~0 >= ~b~0); {20309#(and (= main_~s~0 0) (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (= main_~p~0 0) (= main_~r~0 1) (= main_~b~0 main_~x~0) (= main_~k~0 2) (= (+ main_~c~0 (* main_~b~0 2)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} is VALID [2022-04-08 06:02:00,263 INFO L290 TraceCheckUtils]: 84: Hoare triple {20309#(and (= main_~s~0 0) (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (= main_~p~0 0) (= main_~r~0 1) (= main_~b~0 main_~x~0) (= main_~k~0 2) (= (+ main_~c~0 (* main_~b~0 2)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} ~a~0 := ~b~0;~b~0 := ~c~0;havoc ~temp~0;~temp~0 := ~p~0;~p~0 := ~q~0;~q~0 := ~temp~0 - ~q~0 * ~k~0;~temp~0 := ~r~0;~r~0 := ~s~0;~s~0 := ~temp~0 - ~s~0 * ~k~0; {20319#(and (= main_~r~0 0) (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~p~0 main_~x~0 2) main_~y~0 (* (- 2) main_~a~0))) (= main_~s~0 1) (= main_~a~0 (* main_~p~0 main_~x~0)) (= main_~a~0 main_~x~0) (= (+ (* main_~p~0 2) main_~q~0) 0))} is VALID [2022-04-08 06:02:00,264 INFO L290 TraceCheckUtils]: 85: Hoare triple {20319#(and (= main_~r~0 0) (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~p~0 main_~x~0 2) main_~y~0 (* (- 2) main_~a~0))) (= main_~s~0 1) (= main_~a~0 (* main_~p~0 main_~x~0)) (= main_~a~0 main_~x~0) (= (+ (* main_~p~0 2) main_~q~0) 0))} assume !false; {20319#(and (= main_~r~0 0) (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~p~0 main_~x~0 2) main_~y~0 (* (- 2) main_~a~0))) (= main_~s~0 1) (= main_~a~0 (* main_~p~0 main_~x~0)) (= main_~a~0 main_~x~0) (= (+ (* main_~p~0 2) main_~q~0) 0))} is VALID [2022-04-08 06:02:00,264 INFO L290 TraceCheckUtils]: 86: Hoare triple {20319#(and (= main_~r~0 0) (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~p~0 main_~x~0 2) main_~y~0 (* (- 2) main_~a~0))) (= main_~s~0 1) (= main_~a~0 (* main_~p~0 main_~x~0)) (= main_~a~0 main_~x~0) (= (+ (* main_~p~0 2) main_~q~0) 0))} assume !(0 != ~b~0); {20326#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~a~0 (* main_~p~0 main_~x~0)) (= main_~a~0 main_~x~0) (= (+ (* main_~p~0 2) main_~q~0) 0) (= (+ (* main_~q~0 main_~x~0) (* main_~p~0 main_~x~0 2) main_~y~0 (* (- 2) main_~a~0)) 0))} is VALID [2022-04-08 06:02:00,265 INFO L272 TraceCheckUtils]: 87: Hoare triple {20326#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~a~0 (* main_~p~0 main_~x~0)) (= main_~a~0 main_~x~0) (= (+ (* main_~p~0 2) main_~q~0) 0) (= (+ (* main_~q~0 main_~x~0) (* main_~p~0 main_~x~0 2) main_~y~0 (* (- 2) main_~a~0)) 0))} call __VERIFIER_assert((if ~p~0 * ~x~0 - ~q~0 * ~x~0 + ~r~0 * ~y~0 - ~s~0 * ~y~0 == ~a~0 then 1 else 0)); {20330#(<= 1 |__VERIFIER_assert_#in~cond|)} is VALID [2022-04-08 06:02:00,266 INFO L290 TraceCheckUtils]: 88: Hoare triple {20330#(<= 1 |__VERIFIER_assert_#in~cond|)} ~cond := #in~cond; {20334#(<= 1 __VERIFIER_assert_~cond)} is VALID [2022-04-08 06:02:00,266 INFO L290 TraceCheckUtils]: 89: Hoare triple {20334#(<= 1 __VERIFIER_assert_~cond)} assume 0 == ~cond; {20052#false} is VALID [2022-04-08 06:02:00,266 INFO L290 TraceCheckUtils]: 90: Hoare triple {20052#false} assume !false; {20052#false} is VALID [2022-04-08 06:02:00,267 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 51 proven. 32 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2022-04-08 06:02:00,267 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-08 06:03:10,984 INFO L290 TraceCheckUtils]: 90: Hoare triple {20052#false} assume !false; {20052#false} is VALID [2022-04-08 06:03:10,985 INFO L290 TraceCheckUtils]: 89: Hoare triple {20334#(<= 1 __VERIFIER_assert_~cond)} assume 0 == ~cond; {20052#false} is VALID [2022-04-08 06:03:10,985 INFO L290 TraceCheckUtils]: 88: Hoare triple {20330#(<= 1 |__VERIFIER_assert_#in~cond|)} ~cond := #in~cond; {20334#(<= 1 __VERIFIER_assert_~cond)} is VALID [2022-04-08 06:03:10,986 INFO L272 TraceCheckUtils]: 87: Hoare triple {20350#(= (+ (* main_~q~0 main_~x~0) main_~a~0 (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))} call __VERIFIER_assert((if ~p~0 * ~x~0 - ~q~0 * ~x~0 + ~r~0 * ~y~0 - ~s~0 * ~y~0 == ~a~0 then 1 else 0)); {20330#(<= 1 |__VERIFIER_assert_#in~cond|)} is VALID [2022-04-08 06:03:10,986 INFO L290 TraceCheckUtils]: 86: Hoare triple {20354#(or (= (+ (* main_~q~0 main_~x~0) main_~a~0 (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (not (= main_~b~0 0)))} assume !(0 != ~b~0); {20350#(= (+ (* main_~q~0 main_~x~0) main_~a~0 (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))} is VALID [2022-04-08 06:03:10,987 INFO L290 TraceCheckUtils]: 85: Hoare triple {20354#(or (= (+ (* main_~q~0 main_~x~0) main_~a~0 (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (not (= main_~b~0 0)))} assume !false; {20354#(or (= (+ (* main_~q~0 main_~x~0) main_~a~0 (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (not (= main_~b~0 0)))} is VALID [2022-04-08 06:03:11,220 INFO L290 TraceCheckUtils]: 84: Hoare triple {20361#(or (not (= main_~c~0 0)) (= (+ (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0) main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~x~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} ~a~0 := ~b~0;~b~0 := ~c~0;havoc ~temp~0;~temp~0 := ~p~0;~p~0 := ~q~0;~q~0 := ~temp~0 - ~q~0 * ~k~0;~temp~0 := ~r~0;~r~0 := ~s~0;~s~0 := ~temp~0 - ~s~0 * ~k~0; {20354#(or (= (+ (* main_~q~0 main_~x~0) main_~a~0 (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (not (= main_~b~0 0)))} is VALID [2022-04-08 06:03:11,220 INFO L290 TraceCheckUtils]: 83: Hoare triple {20361#(or (not (= main_~c~0 0)) (= (+ (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0) main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~x~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} assume !(~c~0 >= ~b~0); {20361#(or (not (= main_~c~0 0)) (= (+ (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0) main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~x~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} is VALID [2022-04-08 06:03:11,221 INFO L290 TraceCheckUtils]: 82: Hoare triple {20361#(or (not (= main_~c~0 0)) (= (+ (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0) main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~x~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} assume !false; {20361#(or (not (= main_~c~0 0)) (= (+ (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0) main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~x~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} is VALID [2022-04-08 06:03:11,238 INFO L290 TraceCheckUtils]: 81: Hoare triple {20371#(or (not (= (+ main_~c~0 (* (- 1) main_~v~0)) 0)) (= (+ main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} ~c~0 := ~c~0 - ~v~0;~k~0 := ~k~0 + ~d~0; {20361#(or (not (= main_~c~0 0)) (= (+ (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0) main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~x~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} is VALID [2022-04-08 06:03:11,239 INFO L290 TraceCheckUtils]: 80: Hoare triple {20371#(or (not (= (+ main_~c~0 (* (- 1) main_~v~0)) 0)) (= (+ main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} assume !(~c~0 >= 2 * ~v~0); {20371#(or (not (= (+ main_~c~0 (* (- 1) main_~v~0)) 0)) (= (+ main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} is VALID [2022-04-08 06:03:11,240 INFO L284 TraceCheckUtils]: 79: Hoare quadruple {20227#(not (= |__VERIFIER_assert_#in~cond| 0))} {20378#(or (not (= (+ main_~c~0 (* (- 1) main_~v~0)) 0)) (not (= main_~v~0 (* main_~d~0 main_~b~0))) (= (+ main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} #108#return; {20371#(or (not (= (+ main_~c~0 (* (- 1) main_~v~0)) 0)) (= (+ main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} is VALID [2022-04-08 06:03:11,240 INFO L290 TraceCheckUtils]: 78: Hoare triple {20227#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {20227#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 06:03:11,240 INFO L290 TraceCheckUtils]: 77: Hoare triple {20388#(or (not (= |__VERIFIER_assert_#in~cond| 0)) (= __VERIFIER_assert_~cond 0))} assume !(0 == ~cond); {20227#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 06:03:11,241 INFO L290 TraceCheckUtils]: 76: Hoare triple {20051#true} ~cond := #in~cond; {20388#(or (not (= |__VERIFIER_assert_#in~cond| 0)) (= __VERIFIER_assert_~cond 0))} is VALID [2022-04-08 06:03:11,241 INFO L272 TraceCheckUtils]: 75: Hoare triple {20378#(or (not (= (+ main_~c~0 (* (- 1) main_~v~0)) 0)) (not (= main_~v~0 (* main_~d~0 main_~b~0))) (= (+ main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} call __VERIFIER_assert((if ~v~0 == ~b~0 * ~d~0 then 1 else 0)); {20051#true} is VALID [2022-04-08 06:03:11,242 INFO L284 TraceCheckUtils]: 74: Hoare quadruple {20051#true} {20378#(or (not (= (+ main_~c~0 (* (- 1) main_~v~0)) 0)) (not (= main_~v~0 (* main_~d~0 main_~b~0))) (= (+ main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} #106#return; {20378#(or (not (= (+ main_~c~0 (* (- 1) main_~v~0)) 0)) (not (= main_~v~0 (* main_~d~0 main_~b~0))) (= (+ main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} is VALID [2022-04-08 06:03:11,242 INFO L290 TraceCheckUtils]: 73: Hoare triple {20051#true} assume true; {20051#true} is VALID [2022-04-08 06:03:11,242 INFO L290 TraceCheckUtils]: 72: Hoare triple {20051#true} assume !(0 == ~cond); {20051#true} is VALID [2022-04-08 06:03:11,242 INFO L290 TraceCheckUtils]: 71: Hoare triple {20051#true} ~cond := #in~cond; {20051#true} is VALID [2022-04-08 06:03:11,242 INFO L272 TraceCheckUtils]: 70: Hoare triple {20378#(or (not (= (+ main_~c~0 (* (- 1) main_~v~0)) 0)) (not (= main_~v~0 (* main_~d~0 main_~b~0))) (= (+ main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} call __VERIFIER_assert((if ~a~0 == ~k~0 * ~b~0 + ~c~0 then 1 else 0)); {20051#true} is VALID [2022-04-08 06:03:11,243 INFO L284 TraceCheckUtils]: 69: Hoare quadruple {20227#(not (= |__VERIFIER_assert_#in~cond| 0))} {20410#(or (not (= (+ main_~c~0 (* (- 1) main_~v~0)) 0)) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (not (= main_~v~0 (* main_~d~0 main_~b~0))) (= (+ main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} #104#return; {20378#(or (not (= (+ main_~c~0 (* (- 1) main_~v~0)) 0)) (not (= main_~v~0 (* main_~d~0 main_~b~0))) (= (+ main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} is VALID [2022-04-08 06:03:11,243 INFO L290 TraceCheckUtils]: 68: Hoare triple {20227#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {20227#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 06:03:11,243 INFO L290 TraceCheckUtils]: 67: Hoare triple {20388#(or (not (= |__VERIFIER_assert_#in~cond| 0)) (= __VERIFIER_assert_~cond 0))} assume !(0 == ~cond); {20227#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 06:03:11,244 INFO L290 TraceCheckUtils]: 66: Hoare triple {20051#true} ~cond := #in~cond; {20388#(or (not (= |__VERIFIER_assert_#in~cond| 0)) (= __VERIFIER_assert_~cond 0))} is VALID [2022-04-08 06:03:11,244 INFO L272 TraceCheckUtils]: 65: Hoare triple {20410#(or (not (= (+ main_~c~0 (* (- 1) main_~v~0)) 0)) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (not (= main_~v~0 (* main_~d~0 main_~b~0))) (= (+ main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} call __VERIFIER_assert((if ~b~0 == ~x~0 * ~q~0 + ~y~0 * ~s~0 then 1 else 0)); {20051#true} is VALID [2022-04-08 06:03:11,245 INFO L284 TraceCheckUtils]: 64: Hoare quadruple {20227#(not (= |__VERIFIER_assert_#in~cond| 0))} {20426#(or (not (= (+ main_~c~0 (* (- 1) main_~v~0)) 0)) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (not (= main_~v~0 (* main_~d~0 main_~b~0))) (= (+ main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} #102#return; {20410#(or (not (= (+ main_~c~0 (* (- 1) main_~v~0)) 0)) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (not (= main_~v~0 (* main_~d~0 main_~b~0))) (= (+ main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} is VALID [2022-04-08 06:03:11,245 INFO L290 TraceCheckUtils]: 63: Hoare triple {20227#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {20227#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 06:03:11,246 INFO L290 TraceCheckUtils]: 62: Hoare triple {20388#(or (not (= |__VERIFIER_assert_#in~cond| 0)) (= __VERIFIER_assert_~cond 0))} assume !(0 == ~cond); {20227#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 06:03:11,246 INFO L290 TraceCheckUtils]: 61: Hoare triple {20051#true} ~cond := #in~cond; {20388#(or (not (= |__VERIFIER_assert_#in~cond| 0)) (= __VERIFIER_assert_~cond 0))} is VALID [2022-04-08 06:03:11,246 INFO L272 TraceCheckUtils]: 60: Hoare triple {20426#(or (not (= (+ main_~c~0 (* (- 1) main_~v~0)) 0)) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (not (= main_~v~0 (* main_~d~0 main_~b~0))) (= (+ main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {20051#true} is VALID [2022-04-08 06:03:11,247 INFO L290 TraceCheckUtils]: 59: Hoare triple {20426#(or (not (= (+ main_~c~0 (* (- 1) main_~v~0)) 0)) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (not (= main_~v~0 (* main_~d~0 main_~b~0))) (= (+ main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} assume !false; {20426#(or (not (= (+ main_~c~0 (* (- 1) main_~v~0)) 0)) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (not (= main_~v~0 (* main_~d~0 main_~b~0))) (= (+ main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} is VALID [2022-04-08 06:03:11,388 INFO L290 TraceCheckUtils]: 58: Hoare triple {20445#(or (not (= (* main_~v~0 2) (* main_~b~0 (* main_~d~0 2)))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (not (= (+ main_~c~0 (* (- 2) main_~v~0)) 0)) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (= (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~y~0 (+ (* (- 1) (* (+ main_~k~0 (* main_~d~0 2)) main_~s~0)) main_~r~0)) main_~b~0 (* (+ main_~p~0 (* (- 1) (+ main_~k~0 (* main_~d~0 2)) main_~q~0)) main_~x~0))))} assume !!(~c~0 >= 2 * ~v~0);~d~0 := 2 * ~d~0;~v~0 := 2 * ~v~0; {20426#(or (not (= (+ main_~c~0 (* (- 1) main_~v~0)) 0)) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (not (= main_~v~0 (* main_~d~0 main_~b~0))) (= (+ main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} is VALID [2022-04-08 06:03:11,389 INFO L284 TraceCheckUtils]: 57: Hoare quadruple {20051#true} {20445#(or (not (= (* main_~v~0 2) (* main_~b~0 (* main_~d~0 2)))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (not (= (+ main_~c~0 (* (- 2) main_~v~0)) 0)) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (= (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~y~0 (+ (* (- 1) (* (+ main_~k~0 (* main_~d~0 2)) main_~s~0)) main_~r~0)) main_~b~0 (* (+ main_~p~0 (* (- 1) (+ main_~k~0 (* main_~d~0 2)) main_~q~0)) main_~x~0))))} #108#return; {20445#(or (not (= (* main_~v~0 2) (* main_~b~0 (* main_~d~0 2)))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (not (= (+ main_~c~0 (* (- 2) main_~v~0)) 0)) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (= (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~y~0 (+ (* (- 1) (* (+ main_~k~0 (* main_~d~0 2)) main_~s~0)) main_~r~0)) main_~b~0 (* (+ main_~p~0 (* (- 1) (+ main_~k~0 (* main_~d~0 2)) main_~q~0)) main_~x~0))))} is VALID [2022-04-08 06:03:11,389 INFO L290 TraceCheckUtils]: 56: Hoare triple {20051#true} assume true; {20051#true} is VALID [2022-04-08 06:03:11,389 INFO L290 TraceCheckUtils]: 55: Hoare triple {20051#true} assume !(0 == ~cond); {20051#true} is VALID [2022-04-08 06:03:11,389 INFO L290 TraceCheckUtils]: 54: Hoare triple {20051#true} ~cond := #in~cond; {20051#true} is VALID [2022-04-08 06:03:11,389 INFO L272 TraceCheckUtils]: 53: Hoare triple {20445#(or (not (= (* main_~v~0 2) (* main_~b~0 (* main_~d~0 2)))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (not (= (+ main_~c~0 (* (- 2) main_~v~0)) 0)) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (= (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~y~0 (+ (* (- 1) (* (+ main_~k~0 (* main_~d~0 2)) main_~s~0)) main_~r~0)) main_~b~0 (* (+ main_~p~0 (* (- 1) (+ main_~k~0 (* main_~d~0 2)) main_~q~0)) main_~x~0))))} call __VERIFIER_assert((if ~v~0 == ~b~0 * ~d~0 then 1 else 0)); {20051#true} is VALID [2022-04-08 06:03:11,390 INFO L284 TraceCheckUtils]: 52: Hoare quadruple {20051#true} {20445#(or (not (= (* main_~v~0 2) (* main_~b~0 (* main_~d~0 2)))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (not (= (+ main_~c~0 (* (- 2) main_~v~0)) 0)) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (= (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~y~0 (+ (* (- 1) (* (+ main_~k~0 (* main_~d~0 2)) main_~s~0)) main_~r~0)) main_~b~0 (* (+ main_~p~0 (* (- 1) (+ main_~k~0 (* main_~d~0 2)) main_~q~0)) main_~x~0))))} #106#return; {20445#(or (not (= (* main_~v~0 2) (* main_~b~0 (* main_~d~0 2)))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (not (= (+ main_~c~0 (* (- 2) main_~v~0)) 0)) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (= (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~y~0 (+ (* (- 1) (* (+ main_~k~0 (* main_~d~0 2)) main_~s~0)) main_~r~0)) main_~b~0 (* (+ main_~p~0 (* (- 1) (+ main_~k~0 (* main_~d~0 2)) main_~q~0)) main_~x~0))))} is VALID [2022-04-08 06:03:11,390 INFO L290 TraceCheckUtils]: 51: Hoare triple {20051#true} assume true; {20051#true} is VALID [2022-04-08 06:03:11,390 INFO L290 TraceCheckUtils]: 50: Hoare triple {20051#true} assume !(0 == ~cond); {20051#true} is VALID [2022-04-08 06:03:11,390 INFO L290 TraceCheckUtils]: 49: Hoare triple {20051#true} ~cond := #in~cond; {20051#true} is VALID [2022-04-08 06:03:11,390 INFO L272 TraceCheckUtils]: 48: Hoare triple {20445#(or (not (= (* main_~v~0 2) (* main_~b~0 (* main_~d~0 2)))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (not (= (+ main_~c~0 (* (- 2) main_~v~0)) 0)) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (= (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~y~0 (+ (* (- 1) (* (+ main_~k~0 (* main_~d~0 2)) main_~s~0)) main_~r~0)) main_~b~0 (* (+ main_~p~0 (* (- 1) (+ main_~k~0 (* main_~d~0 2)) main_~q~0)) main_~x~0))))} call __VERIFIER_assert((if ~a~0 == ~k~0 * ~b~0 + ~c~0 then 1 else 0)); {20051#true} is VALID [2022-04-08 06:03:11,391 INFO L284 TraceCheckUtils]: 47: Hoare quadruple {20051#true} {20445#(or (not (= (* main_~v~0 2) (* main_~b~0 (* main_~d~0 2)))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (not (= (+ main_~c~0 (* (- 2) main_~v~0)) 0)) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (= (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~y~0 (+ (* (- 1) (* (+ main_~k~0 (* main_~d~0 2)) main_~s~0)) main_~r~0)) main_~b~0 (* (+ main_~p~0 (* (- 1) (+ main_~k~0 (* main_~d~0 2)) main_~q~0)) main_~x~0))))} #104#return; {20445#(or (not (= (* main_~v~0 2) (* main_~b~0 (* main_~d~0 2)))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (not (= (+ main_~c~0 (* (- 2) main_~v~0)) 0)) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (= (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~y~0 (+ (* (- 1) (* (+ main_~k~0 (* main_~d~0 2)) main_~s~0)) main_~r~0)) main_~b~0 (* (+ main_~p~0 (* (- 1) (+ main_~k~0 (* main_~d~0 2)) main_~q~0)) main_~x~0))))} is VALID [2022-04-08 06:03:11,391 INFO L290 TraceCheckUtils]: 46: Hoare triple {20051#true} assume true; {20051#true} is VALID [2022-04-08 06:03:11,391 INFO L290 TraceCheckUtils]: 45: Hoare triple {20051#true} assume !(0 == ~cond); {20051#true} is VALID [2022-04-08 06:03:11,391 INFO L290 TraceCheckUtils]: 44: Hoare triple {20051#true} ~cond := #in~cond; {20051#true} is VALID [2022-04-08 06:03:11,391 INFO L272 TraceCheckUtils]: 43: Hoare triple {20445#(or (not (= (* main_~v~0 2) (* main_~b~0 (* main_~d~0 2)))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (not (= (+ main_~c~0 (* (- 2) main_~v~0)) 0)) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (= (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~y~0 (+ (* (- 1) (* (+ main_~k~0 (* main_~d~0 2)) main_~s~0)) main_~r~0)) main_~b~0 (* (+ main_~p~0 (* (- 1) (+ main_~k~0 (* main_~d~0 2)) main_~q~0)) main_~x~0))))} call __VERIFIER_assert((if ~b~0 == ~x~0 * ~q~0 + ~y~0 * ~s~0 then 1 else 0)); {20051#true} is VALID [2022-04-08 06:03:11,392 INFO L284 TraceCheckUtils]: 42: Hoare quadruple {20051#true} {20445#(or (not (= (* main_~v~0 2) (* main_~b~0 (* main_~d~0 2)))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (not (= (+ main_~c~0 (* (- 2) main_~v~0)) 0)) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (= (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~y~0 (+ (* (- 1) (* (+ main_~k~0 (* main_~d~0 2)) main_~s~0)) main_~r~0)) main_~b~0 (* (+ main_~p~0 (* (- 1) (+ main_~k~0 (* main_~d~0 2)) main_~q~0)) main_~x~0))))} #102#return; {20445#(or (not (= (* main_~v~0 2) (* main_~b~0 (* main_~d~0 2)))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (not (= (+ main_~c~0 (* (- 2) main_~v~0)) 0)) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (= (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~y~0 (+ (* (- 1) (* (+ main_~k~0 (* main_~d~0 2)) main_~s~0)) main_~r~0)) main_~b~0 (* (+ main_~p~0 (* (- 1) (+ main_~k~0 (* main_~d~0 2)) main_~q~0)) main_~x~0))))} is VALID [2022-04-08 06:03:11,392 INFO L290 TraceCheckUtils]: 41: Hoare triple {20051#true} assume true; {20051#true} is VALID [2022-04-08 06:03:11,392 INFO L290 TraceCheckUtils]: 40: Hoare triple {20051#true} assume !(0 == ~cond); {20051#true} is VALID [2022-04-08 06:03:11,392 INFO L290 TraceCheckUtils]: 39: Hoare triple {20051#true} ~cond := #in~cond; {20051#true} is VALID [2022-04-08 06:03:11,392 INFO L272 TraceCheckUtils]: 38: Hoare triple {20445#(or (not (= (* main_~v~0 2) (* main_~b~0 (* main_~d~0 2)))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (not (= (+ main_~c~0 (* (- 2) main_~v~0)) 0)) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (= (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~y~0 (+ (* (- 1) (* (+ main_~k~0 (* main_~d~0 2)) main_~s~0)) main_~r~0)) main_~b~0 (* (+ main_~p~0 (* (- 1) (+ main_~k~0 (* main_~d~0 2)) main_~q~0)) main_~x~0))))} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {20051#true} is VALID [2022-04-08 06:03:11,393 INFO L290 TraceCheckUtils]: 37: Hoare triple {20445#(or (not (= (* main_~v~0 2) (* main_~b~0 (* main_~d~0 2)))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (not (= (+ main_~c~0 (* (- 2) main_~v~0)) 0)) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (= (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~y~0 (+ (* (- 1) (* (+ main_~k~0 (* main_~d~0 2)) main_~s~0)) main_~r~0)) main_~b~0 (* (+ main_~p~0 (* (- 1) (+ main_~k~0 (* main_~d~0 2)) main_~q~0)) main_~x~0))))} assume !false; {20445#(or (not (= (* main_~v~0 2) (* main_~b~0 (* main_~d~0 2)))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (not (= (+ main_~c~0 (* (- 2) main_~v~0)) 0)) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (= (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~y~0 (+ (* (- 1) (* (+ main_~k~0 (* main_~d~0 2)) main_~s~0)) main_~r~0)) main_~b~0 (* (+ main_~p~0 (* (- 1) (+ main_~k~0 (* main_~d~0 2)) main_~q~0)) main_~x~0))))} is VALID [2022-04-08 06:03:11,394 INFO L290 TraceCheckUtils]: 36: Hoare triple {20512#(or (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (not (= (+ (* (- 2) main_~b~0) main_~c~0) 0)) (= (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ main_~b~0 (* main_~y~0 (+ (* (* (+ main_~k~0 2) main_~s~0) (- 1)) main_~r~0)) (* main_~x~0 (+ main_~p~0 (* (- 1) (+ main_~k~0 2) main_~q~0))))))} assume !!(~c~0 >= ~b~0);havoc ~d~0;havoc ~v~0;~d~0 := 1;~v~0 := ~b~0; {20445#(or (not (= (* main_~v~0 2) (* main_~b~0 (* main_~d~0 2)))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (not (= (+ main_~c~0 (* (- 2) main_~v~0)) 0)) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (= (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~y~0 (+ (* (- 1) (* (+ main_~k~0 (* main_~d~0 2)) main_~s~0)) main_~r~0)) main_~b~0 (* (+ main_~p~0 (* (- 1) (+ main_~k~0 (* main_~d~0 2)) main_~q~0)) main_~x~0))))} is VALID [2022-04-08 06:03:11,394 INFO L290 TraceCheckUtils]: 35: Hoare triple {20512#(or (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (not (= (+ (* (- 2) main_~b~0) main_~c~0) 0)) (= (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ main_~b~0 (* main_~y~0 (+ (* (* (+ main_~k~0 2) main_~s~0) (- 1)) main_~r~0)) (* main_~x~0 (+ main_~p~0 (* (- 1) (+ main_~k~0 2) main_~q~0))))))} assume !false; {20512#(or (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (not (= (+ (* (- 2) main_~b~0) main_~c~0) 0)) (= (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ main_~b~0 (* main_~y~0 (+ (* (* (+ main_~k~0 2) main_~s~0) (- 1)) main_~r~0)) (* main_~x~0 (+ main_~p~0 (* (- 1) (+ main_~k~0 2) main_~q~0))))))} is VALID [2022-04-08 06:03:11,396 INFO L290 TraceCheckUtils]: 34: Hoare triple {20051#true} assume !!(0 != ~b~0);havoc ~c~0;havoc ~k~0;~c~0 := ~a~0;~k~0 := 0; {20512#(or (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (not (= (+ (* (- 2) main_~b~0) main_~c~0) 0)) (= (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ main_~b~0 (* main_~y~0 (+ (* (* (+ main_~k~0 2) main_~s~0) (- 1)) main_~r~0)) (* main_~x~0 (+ main_~p~0 (* (- 1) (+ main_~k~0 2) main_~q~0))))))} is VALID [2022-04-08 06:03:11,396 INFO L290 TraceCheckUtils]: 33: Hoare triple {20051#true} assume !false; {20051#true} is VALID [2022-04-08 06:03:11,396 INFO L290 TraceCheckUtils]: 32: Hoare triple {20051#true} ~a~0 := ~b~0;~b~0 := ~c~0;havoc ~temp~0;~temp~0 := ~p~0;~p~0 := ~q~0;~q~0 := ~temp~0 - ~q~0 * ~k~0;~temp~0 := ~r~0;~r~0 := ~s~0;~s~0 := ~temp~0 - ~s~0 * ~k~0; {20051#true} is VALID [2022-04-08 06:03:11,396 INFO L290 TraceCheckUtils]: 31: Hoare triple {20051#true} assume !(~c~0 >= ~b~0); {20051#true} is VALID [2022-04-08 06:03:11,396 INFO L290 TraceCheckUtils]: 30: Hoare triple {20051#true} assume !false; {20051#true} is VALID [2022-04-08 06:03:11,396 INFO L290 TraceCheckUtils]: 29: Hoare triple {20051#true} assume !!(0 != ~b~0);havoc ~c~0;havoc ~k~0;~c~0 := ~a~0;~k~0 := 0; {20051#true} is VALID [2022-04-08 06:03:11,396 INFO L290 TraceCheckUtils]: 28: Hoare triple {20051#true} assume !false; {20051#true} is VALID [2022-04-08 06:03:11,396 INFO L290 TraceCheckUtils]: 27: Hoare triple {20051#true} ~a~0 := ~x~0;~b~0 := ~y~0;~p~0 := 1;~q~0 := 0;~r~0 := 0;~s~0 := 1; {20051#true} is VALID [2022-04-08 06:03:11,396 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {20051#true} {20051#true} #100#return; {20051#true} is VALID [2022-04-08 06:03:11,396 INFO L290 TraceCheckUtils]: 25: Hoare triple {20051#true} assume true; {20051#true} is VALID [2022-04-08 06:03:11,397 INFO L290 TraceCheckUtils]: 24: Hoare triple {20051#true} assume !(0 == ~cond); {20051#true} is VALID [2022-04-08 06:03:11,397 INFO L290 TraceCheckUtils]: 23: Hoare triple {20051#true} ~cond := #in~cond; {20051#true} is VALID [2022-04-08 06:03:11,397 INFO L272 TraceCheckUtils]: 22: Hoare triple {20051#true} call assume_abort_if_not((if ~y~0 >= 1 then 1 else 0)); {20051#true} is VALID [2022-04-08 06:03:11,397 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {20051#true} {20051#true} #98#return; {20051#true} is VALID [2022-04-08 06:03:11,397 INFO L290 TraceCheckUtils]: 20: Hoare triple {20051#true} assume true; {20051#true} is VALID [2022-04-08 06:03:11,397 INFO L290 TraceCheckUtils]: 19: Hoare triple {20051#true} assume !(0 == ~cond); {20051#true} is VALID [2022-04-08 06:03:11,397 INFO L290 TraceCheckUtils]: 18: Hoare triple {20051#true} ~cond := #in~cond; {20051#true} is VALID [2022-04-08 06:03:11,397 INFO L272 TraceCheckUtils]: 17: Hoare triple {20051#true} call assume_abort_if_not((if ~x~0 >= 1 then 1 else 0)); {20051#true} is VALID [2022-04-08 06:03:11,397 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {20051#true} {20051#true} #96#return; {20051#true} is VALID [2022-04-08 06:03:11,397 INFO L290 TraceCheckUtils]: 15: Hoare triple {20051#true} assume true; {20051#true} is VALID [2022-04-08 06:03:11,397 INFO L290 TraceCheckUtils]: 14: Hoare triple {20051#true} assume !(0 == ~cond); {20051#true} is VALID [2022-04-08 06:03:11,397 INFO L290 TraceCheckUtils]: 13: Hoare triple {20051#true} ~cond := #in~cond; {20051#true} is VALID [2022-04-08 06:03:11,397 INFO L272 TraceCheckUtils]: 12: Hoare triple {20051#true} call assume_abort_if_not((if ~y~0 >= 0 && ~y~0 <= 10 then 1 else 0)); {20051#true} is VALID [2022-04-08 06:03:11,397 INFO L290 TraceCheckUtils]: 11: Hoare triple {20051#true} assume -2147483648 <= #t~nondet5 && #t~nondet5 <= 2147483647;~y~0 := #t~nondet5;havoc #t~nondet5; {20051#true} is VALID [2022-04-08 06:03:11,398 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {20051#true} {20051#true} #94#return; {20051#true} is VALID [2022-04-08 06:03:11,398 INFO L290 TraceCheckUtils]: 9: Hoare triple {20051#true} assume true; {20051#true} is VALID [2022-04-08 06:03:11,398 INFO L290 TraceCheckUtils]: 8: Hoare triple {20051#true} assume !(0 == ~cond); {20051#true} is VALID [2022-04-08 06:03:11,398 INFO L290 TraceCheckUtils]: 7: Hoare triple {20051#true} ~cond := #in~cond; {20051#true} is VALID [2022-04-08 06:03:11,398 INFO L272 TraceCheckUtils]: 6: Hoare triple {20051#true} call assume_abort_if_not((if ~x~0 >= 0 && ~x~0 <= 10 then 1 else 0)); {20051#true} is VALID [2022-04-08 06:03:11,398 INFO L290 TraceCheckUtils]: 5: Hoare triple {20051#true} havoc ~x~0;havoc ~y~0;havoc ~a~0;havoc ~b~0;havoc ~p~0;havoc ~q~0;havoc ~r~0;havoc ~s~0;assume -2147483648 <= #t~nondet4 && #t~nondet4 <= 2147483647;~x~0 := #t~nondet4;havoc #t~nondet4; {20051#true} is VALID [2022-04-08 06:03:11,398 INFO L272 TraceCheckUtils]: 4: Hoare triple {20051#true} call #t~ret6 := main(); {20051#true} is VALID [2022-04-08 06:03:11,398 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {20051#true} {20051#true} #112#return; {20051#true} is VALID [2022-04-08 06:03:11,398 INFO L290 TraceCheckUtils]: 2: Hoare triple {20051#true} assume true; {20051#true} is VALID [2022-04-08 06:03:11,398 INFO L290 TraceCheckUtils]: 1: Hoare triple {20051#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(11, 2);call #Ultimate.allocInit(12, 3); {20051#true} is VALID [2022-04-08 06:03:11,398 INFO L272 TraceCheckUtils]: 0: Hoare triple {20051#true} call ULTIMATE.init(); {20051#true} is VALID [2022-04-08 06:03:11,399 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 61 proven. 17 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2022-04-08 06:03:11,399 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-08 06:03:11,399 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [713418648] [2022-04-08 06:03:11,399 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-04-08 06:03:11,399 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1464561939] [2022-04-08 06:03:11,399 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1464561939] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-08 06:03:11,399 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-04-08 06:03:11,399 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 15] total 27 [2022-04-08 06:03:11,400 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-08 06:03:11,400 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [994437524] [2022-04-08 06:03:11,400 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [994437524] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 06:03:11,400 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 06:03:11,400 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-04-08 06:03:11,400 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [37986766] [2022-04-08 06:03:11,400 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-08 06:03:11,401 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 15 states have (on average 2.4) internal successors, (36), 15 states have internal predecessors, (36), 6 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (13), 4 states have call predecessors, (13), 5 states have call successors, (13) Word has length 91 [2022-04-08 06:03:11,401 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-08 06:03:11,401 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 17 states, 15 states have (on average 2.4) internal successors, (36), 15 states have internal predecessors, (36), 6 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (13), 4 states have call predecessors, (13), 5 states have call successors, (13) [2022-04-08 06:03:11,464 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 64 edges. 64 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 06:03:11,464 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-04-08 06:03:11,464 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-08 06:03:11,464 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-04-08 06:03:11,464 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=106, Invalid=596, Unknown=0, NotChecked=0, Total=702 [2022-04-08 06:03:11,465 INFO L87 Difference]: Start difference. First operand 287 states and 394 transitions. Second operand has 17 states, 15 states have (on average 2.4) internal successors, (36), 15 states have internal predecessors, (36), 6 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (13), 4 states have call predecessors, (13), 5 states have call successors, (13) [2022-04-08 06:03:16,789 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 06:03:16,789 INFO L93 Difference]: Finished difference Result 383 states and 524 transitions. [2022-04-08 06:03:16,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-04-08 06:03:16,790 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 15 states have (on average 2.4) internal successors, (36), 15 states have internal predecessors, (36), 6 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (13), 4 states have call predecessors, (13), 5 states have call successors, (13) Word has length 91 [2022-04-08 06:03:16,790 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-08 06:03:16,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17 states, 15 states have (on average 2.4) internal successors, (36), 15 states have internal predecessors, (36), 6 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (13), 4 states have call predecessors, (13), 5 states have call successors, (13) [2022-04-08 06:03:16,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 175 transitions. [2022-04-08 06:03:16,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17 states, 15 states have (on average 2.4) internal successors, (36), 15 states have internal predecessors, (36), 6 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (13), 4 states have call predecessors, (13), 5 states have call successors, (13) [2022-04-08 06:03:16,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 175 transitions. [2022-04-08 06:03:16,806 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 16 states and 175 transitions. [2022-04-08 06:03:17,150 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 175 edges. 175 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 06:03:17,158 INFO L225 Difference]: With dead ends: 383 [2022-04-08 06:03:17,159 INFO L226 Difference]: Without dead ends: 380 [2022-04-08 06:03:17,160 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 187 GetRequests, 153 SyntacticMatches, 3 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 201 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=159, Invalid=897, Unknown=0, NotChecked=0, Total=1056 [2022-04-08 06:03:17,160 INFO L913 BasicCegarLoop]: 59 mSDtfsCounter, 71 mSDsluCounter, 339 mSDsCounter, 0 mSdLazyCounter, 1093 mSolverCounterSat, 79 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 89 SdHoareTripleChecker+Valid, 398 SdHoareTripleChecker+Invalid, 1172 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 79 IncrementalHoareTripleChecker+Valid, 1093 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-04-08 06:03:17,160 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [89 Valid, 398 Invalid, 1172 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [79 Valid, 1093 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-04-08 06:03:17,161 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 380 states. [2022-04-08 06:03:18,478 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 380 to 356. [2022-04-08 06:03:18,478 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-08 06:03:18,491 INFO L82 GeneralOperation]: Start isEquivalent. First operand 380 states. Second operand has 356 states, 203 states have (on average 1.2019704433497538) internal successors, (244), 204 states have internal predecessors, (244), 127 states have call successors, (127), 26 states have call predecessors, (127), 25 states have return successors, (125), 125 states have call predecessors, (125), 125 states have call successors, (125) [2022-04-08 06:03:18,492 INFO L74 IsIncluded]: Start isIncluded. First operand 380 states. Second operand has 356 states, 203 states have (on average 1.2019704433497538) internal successors, (244), 204 states have internal predecessors, (244), 127 states have call successors, (127), 26 states have call predecessors, (127), 25 states have return successors, (125), 125 states have call predecessors, (125), 125 states have call successors, (125) [2022-04-08 06:03:18,492 INFO L87 Difference]: Start difference. First operand 380 states. Second operand has 356 states, 203 states have (on average 1.2019704433497538) internal successors, (244), 204 states have internal predecessors, (244), 127 states have call successors, (127), 26 states have call predecessors, (127), 25 states have return successors, (125), 125 states have call predecessors, (125), 125 states have call successors, (125) [2022-04-08 06:03:18,501 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 06:03:18,501 INFO L93 Difference]: Finished difference Result 380 states and 520 transitions. [2022-04-08 06:03:18,501 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 520 transitions. [2022-04-08 06:03:18,502 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 06:03:18,502 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 06:03:18,503 INFO L74 IsIncluded]: Start isIncluded. First operand has 356 states, 203 states have (on average 1.2019704433497538) internal successors, (244), 204 states have internal predecessors, (244), 127 states have call successors, (127), 26 states have call predecessors, (127), 25 states have return successors, (125), 125 states have call predecessors, (125), 125 states have call successors, (125) Second operand 380 states. [2022-04-08 06:03:18,512 INFO L87 Difference]: Start difference. First operand has 356 states, 203 states have (on average 1.2019704433497538) internal successors, (244), 204 states have internal predecessors, (244), 127 states have call successors, (127), 26 states have call predecessors, (127), 25 states have return successors, (125), 125 states have call predecessors, (125), 125 states have call successors, (125) Second operand 380 states. [2022-04-08 06:03:18,520 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 06:03:18,520 INFO L93 Difference]: Finished difference Result 380 states and 520 transitions. [2022-04-08 06:03:18,520 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 520 transitions. [2022-04-08 06:03:18,521 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 06:03:18,521 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 06:03:18,521 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-08 06:03:18,543 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-08 06:03:18,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 356 states, 203 states have (on average 1.2019704433497538) internal successors, (244), 204 states have internal predecessors, (244), 127 states have call successors, (127), 26 states have call predecessors, (127), 25 states have return successors, (125), 125 states have call predecessors, (125), 125 states have call successors, (125) [2022-04-08 06:03:18,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 356 states and 496 transitions. [2022-04-08 06:03:18,553 INFO L78 Accepts]: Start accepts. Automaton has 356 states and 496 transitions. Word has length 91 [2022-04-08 06:03:18,553 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-08 06:03:18,553 INFO L478 AbstractCegarLoop]: Abstraction has 356 states and 496 transitions. [2022-04-08 06:03:18,553 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 15 states have (on average 2.4) internal successors, (36), 15 states have internal predecessors, (36), 6 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (13), 4 states have call predecessors, (13), 5 states have call successors, (13) [2022-04-08 06:03:18,553 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 356 states and 496 transitions. [2022-04-08 06:03:20,117 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 496 edges. 496 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 06:03:20,117 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 496 transitions. [2022-04-08 06:03:20,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2022-04-08 06:03:20,118 INFO L491 BasicCegarLoop]: Found error trace [2022-04-08 06:03:20,119 INFO L499 BasicCegarLoop]: trace histogram [10, 9, 9, 5, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-08 06:03:20,177 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Forceful destruction successful, exit code 0 [2022-04-08 06:03:20,319 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2022-04-08 06:03:20,319 INFO L403 AbstractCegarLoop]: === Iteration 17 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-08 06:03:20,319 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-08 06:03:20,320 INFO L85 PathProgramCache]: Analyzing trace with hash -100199667, now seen corresponding path program 7 times [2022-04-08 06:03:20,320 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-08 06:03:20,320 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [1146482560] [2022-04-08 06:03:20,320 INFO L202 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-04-08 06:03:20,320 INFO L85 PathProgramCache]: Analyzing trace with hash -100199667, now seen corresponding path program 8 times [2022-04-08 06:03:20,320 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-08 06:03:20,320 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [98796839] [2022-04-08 06:03:20,320 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-08 06:03:20,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-08 06:03:20,332 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-04-08 06:03:20,333 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [243345310] [2022-04-08 06:03:20,333 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-04-08 06:03:20,333 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-08 06:03:20,333 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-08 06:03:20,349 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) [2022-04-08 06:03:20,351 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2022-04-08 06:03:20,405 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-04-08 06:03:20,405 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-08 06:03:20,407 INFO L263 TraceCheckSpWp]: Trace formula consists of 266 conjuncts, 82 conjunts are in the unsatisfiable core [2022-04-08 06:03:20,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 06:03:20,429 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-08 06:04:07,917 INFO L272 TraceCheckUtils]: 0: Hoare triple {22873#true} call ULTIMATE.init(); {22873#true} is VALID [2022-04-08 06:04:07,918 INFO L290 TraceCheckUtils]: 1: Hoare triple {22873#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(11, 2);call #Ultimate.allocInit(12, 3); {22873#true} is VALID [2022-04-08 06:04:07,918 INFO L290 TraceCheckUtils]: 2: Hoare triple {22873#true} assume true; {22873#true} is VALID [2022-04-08 06:04:07,918 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {22873#true} {22873#true} #112#return; {22873#true} is VALID [2022-04-08 06:04:07,918 INFO L272 TraceCheckUtils]: 4: Hoare triple {22873#true} call #t~ret6 := main(); {22873#true} is VALID [2022-04-08 06:04:07,918 INFO L290 TraceCheckUtils]: 5: Hoare triple {22873#true} havoc ~x~0;havoc ~y~0;havoc ~a~0;havoc ~b~0;havoc ~p~0;havoc ~q~0;havoc ~r~0;havoc ~s~0;assume -2147483648 <= #t~nondet4 && #t~nondet4 <= 2147483647;~x~0 := #t~nondet4;havoc #t~nondet4; {22873#true} is VALID [2022-04-08 06:04:07,918 INFO L272 TraceCheckUtils]: 6: Hoare triple {22873#true} call assume_abort_if_not((if ~x~0 >= 0 && ~x~0 <= 10 then 1 else 0)); {22873#true} is VALID [2022-04-08 06:04:07,918 INFO L290 TraceCheckUtils]: 7: Hoare triple {22873#true} ~cond := #in~cond; {22873#true} is VALID [2022-04-08 06:04:07,918 INFO L290 TraceCheckUtils]: 8: Hoare triple {22873#true} assume !(0 == ~cond); {22873#true} is VALID [2022-04-08 06:04:07,918 INFO L290 TraceCheckUtils]: 9: Hoare triple {22873#true} assume true; {22873#true} is VALID [2022-04-08 06:04:07,918 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {22873#true} {22873#true} #94#return; {22873#true} is VALID [2022-04-08 06:04:07,918 INFO L290 TraceCheckUtils]: 11: Hoare triple {22873#true} assume -2147483648 <= #t~nondet5 && #t~nondet5 <= 2147483647;~y~0 := #t~nondet5;havoc #t~nondet5; {22873#true} is VALID [2022-04-08 06:04:07,919 INFO L272 TraceCheckUtils]: 12: Hoare triple {22873#true} call assume_abort_if_not((if ~y~0 >= 0 && ~y~0 <= 10 then 1 else 0)); {22873#true} is VALID [2022-04-08 06:04:07,919 INFO L290 TraceCheckUtils]: 13: Hoare triple {22873#true} ~cond := #in~cond; {22873#true} is VALID [2022-04-08 06:04:07,919 INFO L290 TraceCheckUtils]: 14: Hoare triple {22873#true} assume !(0 == ~cond); {22873#true} is VALID [2022-04-08 06:04:07,919 INFO L290 TraceCheckUtils]: 15: Hoare triple {22873#true} assume true; {22873#true} is VALID [2022-04-08 06:04:07,919 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {22873#true} {22873#true} #96#return; {22873#true} is VALID [2022-04-08 06:04:07,919 INFO L272 TraceCheckUtils]: 17: Hoare triple {22873#true} call assume_abort_if_not((if ~x~0 >= 1 then 1 else 0)); {22873#true} is VALID [2022-04-08 06:04:07,919 INFO L290 TraceCheckUtils]: 18: Hoare triple {22873#true} ~cond := #in~cond; {22873#true} is VALID [2022-04-08 06:04:07,919 INFO L290 TraceCheckUtils]: 19: Hoare triple {22873#true} assume !(0 == ~cond); {22873#true} is VALID [2022-04-08 06:04:07,919 INFO L290 TraceCheckUtils]: 20: Hoare triple {22873#true} assume true; {22873#true} is VALID [2022-04-08 06:04:07,919 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {22873#true} {22873#true} #98#return; {22873#true} is VALID [2022-04-08 06:04:07,919 INFO L272 TraceCheckUtils]: 22: Hoare triple {22873#true} call assume_abort_if_not((if ~y~0 >= 1 then 1 else 0)); {22873#true} is VALID [2022-04-08 06:04:07,919 INFO L290 TraceCheckUtils]: 23: Hoare triple {22873#true} ~cond := #in~cond; {22873#true} is VALID [2022-04-08 06:04:07,919 INFO L290 TraceCheckUtils]: 24: Hoare triple {22873#true} assume !(0 == ~cond); {22873#true} is VALID [2022-04-08 06:04:07,919 INFO L290 TraceCheckUtils]: 25: Hoare triple {22873#true} assume true; {22873#true} is VALID [2022-04-08 06:04:07,920 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {22873#true} {22873#true} #100#return; {22873#true} is VALID [2022-04-08 06:04:07,942 INFO L290 TraceCheckUtils]: 27: Hoare triple {22873#true} ~a~0 := ~x~0;~b~0 := ~y~0;~p~0 := 1;~q~0 := 0;~r~0 := 0;~s~0 := 1; {22959#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0))} is VALID [2022-04-08 06:04:07,942 INFO L290 TraceCheckUtils]: 28: Hoare triple {22959#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0))} assume !false; {22959#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0))} is VALID [2022-04-08 06:04:07,943 INFO L290 TraceCheckUtils]: 29: Hoare triple {22959#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0))} assume !!(0 != ~b~0);havoc ~c~0;havoc ~k~0;~c~0 := ~a~0;~k~0 := 0; {22966#(and (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~c~0 main_~x~0))} is VALID [2022-04-08 06:04:07,943 INFO L290 TraceCheckUtils]: 30: Hoare triple {22966#(and (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~c~0 main_~x~0))} assume !false; {22966#(and (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~c~0 main_~x~0))} is VALID [2022-04-08 06:04:07,943 INFO L290 TraceCheckUtils]: 31: Hoare triple {22966#(and (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~c~0 main_~x~0))} assume !!(~c~0 >= ~b~0);havoc ~d~0;havoc ~v~0;~d~0 := 1;~v~0 := ~b~0; {22973#(and (= main_~b~0 main_~v~0) (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~c~0 main_~x~0))} is VALID [2022-04-08 06:04:07,944 INFO L290 TraceCheckUtils]: 32: Hoare triple {22973#(and (= main_~b~0 main_~v~0) (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~c~0 main_~x~0))} assume !false; {22973#(and (= main_~b~0 main_~v~0) (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~c~0 main_~x~0))} is VALID [2022-04-08 06:04:07,944 INFO L272 TraceCheckUtils]: 33: Hoare triple {22973#(and (= main_~b~0 main_~v~0) (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~c~0 main_~x~0))} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {22873#true} is VALID [2022-04-08 06:04:07,944 INFO L290 TraceCheckUtils]: 34: Hoare triple {22873#true} ~cond := #in~cond; {22873#true} is VALID [2022-04-08 06:04:07,944 INFO L290 TraceCheckUtils]: 35: Hoare triple {22873#true} assume !(0 == ~cond); {22873#true} is VALID [2022-04-08 06:04:07,944 INFO L290 TraceCheckUtils]: 36: Hoare triple {22873#true} assume true; {22873#true} is VALID [2022-04-08 06:04:07,945 INFO L284 TraceCheckUtils]: 37: Hoare quadruple {22873#true} {22973#(and (= main_~b~0 main_~v~0) (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~c~0 main_~x~0))} #102#return; {22973#(and (= main_~b~0 main_~v~0) (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~c~0 main_~x~0))} is VALID [2022-04-08 06:04:07,945 INFO L272 TraceCheckUtils]: 38: Hoare triple {22973#(and (= main_~b~0 main_~v~0) (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~c~0 main_~x~0))} call __VERIFIER_assert((if ~b~0 == ~x~0 * ~q~0 + ~y~0 * ~s~0 then 1 else 0)); {22873#true} is VALID [2022-04-08 06:04:07,945 INFO L290 TraceCheckUtils]: 39: Hoare triple {22873#true} ~cond := #in~cond; {22873#true} is VALID [2022-04-08 06:04:07,945 INFO L290 TraceCheckUtils]: 40: Hoare triple {22873#true} assume !(0 == ~cond); {22873#true} is VALID [2022-04-08 06:04:07,945 INFO L290 TraceCheckUtils]: 41: Hoare triple {22873#true} assume true; {22873#true} is VALID [2022-04-08 06:04:07,946 INFO L284 TraceCheckUtils]: 42: Hoare quadruple {22873#true} {22973#(and (= main_~b~0 main_~v~0) (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~c~0 main_~x~0))} #104#return; {22973#(and (= main_~b~0 main_~v~0) (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~c~0 main_~x~0))} is VALID [2022-04-08 06:04:07,946 INFO L272 TraceCheckUtils]: 43: Hoare triple {22973#(and (= main_~b~0 main_~v~0) (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~c~0 main_~x~0))} call __VERIFIER_assert((if ~a~0 == ~k~0 * ~b~0 + ~c~0 then 1 else 0)); {22873#true} is VALID [2022-04-08 06:04:07,946 INFO L290 TraceCheckUtils]: 44: Hoare triple {22873#true} ~cond := #in~cond; {22873#true} is VALID [2022-04-08 06:04:07,946 INFO L290 TraceCheckUtils]: 45: Hoare triple {22873#true} assume !(0 == ~cond); {22873#true} is VALID [2022-04-08 06:04:07,946 INFO L290 TraceCheckUtils]: 46: Hoare triple {22873#true} assume true; {22873#true} is VALID [2022-04-08 06:04:07,947 INFO L284 TraceCheckUtils]: 47: Hoare quadruple {22873#true} {22973#(and (= main_~b~0 main_~v~0) (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~c~0 main_~x~0))} #106#return; {22973#(and (= main_~b~0 main_~v~0) (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~c~0 main_~x~0))} is VALID [2022-04-08 06:04:07,947 INFO L272 TraceCheckUtils]: 48: Hoare triple {22973#(and (= main_~b~0 main_~v~0) (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~c~0 main_~x~0))} call __VERIFIER_assert((if ~v~0 == ~b~0 * ~d~0 then 1 else 0)); {22873#true} is VALID [2022-04-08 06:04:07,947 INFO L290 TraceCheckUtils]: 49: Hoare triple {22873#true} ~cond := #in~cond; {22873#true} is VALID [2022-04-08 06:04:07,947 INFO L290 TraceCheckUtils]: 50: Hoare triple {22873#true} assume !(0 == ~cond); {22873#true} is VALID [2022-04-08 06:04:07,947 INFO L290 TraceCheckUtils]: 51: Hoare triple {22873#true} assume true; {22873#true} is VALID [2022-04-08 06:04:07,948 INFO L284 TraceCheckUtils]: 52: Hoare quadruple {22873#true} {22973#(and (= main_~b~0 main_~v~0) (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~c~0 main_~x~0))} #108#return; {22973#(and (= main_~b~0 main_~v~0) (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~c~0 main_~x~0))} is VALID [2022-04-08 06:04:07,948 INFO L290 TraceCheckUtils]: 53: Hoare triple {22973#(and (= main_~b~0 main_~v~0) (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~c~0 main_~x~0))} assume !(~c~0 >= 2 * ~v~0); {22973#(and (= main_~b~0 main_~v~0) (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~c~0 main_~x~0))} is VALID [2022-04-08 06:04:07,949 INFO L290 TraceCheckUtils]: 54: Hoare triple {22973#(and (= main_~b~0 main_~v~0) (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~c~0 main_~x~0))} ~c~0 := ~c~0 - ~v~0;~k~0 := ~k~0 + ~d~0; {23043#(and (= main_~r~0 0) (= main_~x~0 (+ main_~c~0 main_~b~0)) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0))} is VALID [2022-04-08 06:04:07,949 INFO L290 TraceCheckUtils]: 55: Hoare triple {23043#(and (= main_~r~0 0) (= main_~x~0 (+ main_~c~0 main_~b~0)) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0))} assume !false; {23043#(and (= main_~r~0 0) (= main_~x~0 (+ main_~c~0 main_~b~0)) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0))} is VALID [2022-04-08 06:04:07,949 INFO L290 TraceCheckUtils]: 56: Hoare triple {23043#(and (= main_~r~0 0) (= main_~x~0 (+ main_~c~0 main_~b~0)) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0))} assume !(~c~0 >= ~b~0); {23043#(and (= main_~r~0 0) (= main_~x~0 (+ main_~c~0 main_~b~0)) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0))} is VALID [2022-04-08 06:04:07,950 INFO L290 TraceCheckUtils]: 57: Hoare triple {23043#(and (= main_~r~0 0) (= main_~x~0 (+ main_~c~0 main_~b~0)) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0))} ~a~0 := ~b~0;~b~0 := ~c~0;havoc ~temp~0;~temp~0 := ~p~0;~p~0 := ~q~0;~q~0 := ~temp~0 - ~q~0 * ~k~0;~temp~0 := ~r~0;~r~0 := ~s~0;~s~0 := ~temp~0 - ~s~0 * ~k~0; {23053#(and (= main_~p~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~x~0 (+ main_~b~0 main_~y~0)))} is VALID [2022-04-08 06:04:07,950 INFO L290 TraceCheckUtils]: 58: Hoare triple {23053#(and (= main_~p~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~x~0 (+ main_~b~0 main_~y~0)))} assume !false; {23053#(and (= main_~p~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~x~0 (+ main_~b~0 main_~y~0)))} is VALID [2022-04-08 06:04:07,951 INFO L290 TraceCheckUtils]: 59: Hoare triple {23053#(and (= main_~p~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~x~0 (+ main_~b~0 main_~y~0)))} assume !!(0 != ~b~0);havoc ~c~0;havoc ~k~0;~c~0 := ~a~0;~k~0 := 0; {23060#(and (= main_~c~0 main_~a~0) (= main_~p~0 0) (= main_~k~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~x~0 (+ main_~b~0 main_~y~0)))} is VALID [2022-04-08 06:04:07,951 INFO L290 TraceCheckUtils]: 60: Hoare triple {23060#(and (= main_~c~0 main_~a~0) (= main_~p~0 0) (= main_~k~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~x~0 (+ main_~b~0 main_~y~0)))} assume !false; {23060#(and (= main_~c~0 main_~a~0) (= main_~p~0 0) (= main_~k~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~x~0 (+ main_~b~0 main_~y~0)))} is VALID [2022-04-08 06:04:07,952 INFO L290 TraceCheckUtils]: 61: Hoare triple {23060#(and (= main_~c~0 main_~a~0) (= main_~p~0 0) (= main_~k~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~x~0 (+ main_~b~0 main_~y~0)))} assume !!(~c~0 >= ~b~0);havoc ~d~0;havoc ~v~0;~d~0 := 1;~v~0 := ~b~0; {23067#(and (= main_~b~0 main_~v~0) (= main_~c~0 main_~a~0) (= main_~p~0 0) (= main_~k~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~d~0 1) (= main_~x~0 (+ main_~b~0 main_~y~0)))} is VALID [2022-04-08 06:04:07,952 INFO L290 TraceCheckUtils]: 62: Hoare triple {23067#(and (= main_~b~0 main_~v~0) (= main_~c~0 main_~a~0) (= main_~p~0 0) (= main_~k~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~d~0 1) (= main_~x~0 (+ main_~b~0 main_~y~0)))} assume !false; {23067#(and (= main_~b~0 main_~v~0) (= main_~c~0 main_~a~0) (= main_~p~0 0) (= main_~k~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~d~0 1) (= main_~x~0 (+ main_~b~0 main_~y~0)))} is VALID [2022-04-08 06:04:07,952 INFO L272 TraceCheckUtils]: 63: Hoare triple {23067#(and (= main_~b~0 main_~v~0) (= main_~c~0 main_~a~0) (= main_~p~0 0) (= main_~k~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~d~0 1) (= main_~x~0 (+ main_~b~0 main_~y~0)))} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {22873#true} is VALID [2022-04-08 06:04:07,952 INFO L290 TraceCheckUtils]: 64: Hoare triple {22873#true} ~cond := #in~cond; {23077#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} is VALID [2022-04-08 06:04:07,953 INFO L290 TraceCheckUtils]: 65: Hoare triple {23077#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} assume !(0 == ~cond); {23081#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 06:04:07,953 INFO L290 TraceCheckUtils]: 66: Hoare triple {23081#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {23081#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 06:04:07,954 INFO L284 TraceCheckUtils]: 67: Hoare quadruple {23081#(not (= |__VERIFIER_assert_#in~cond| 0))} {23067#(and (= main_~b~0 main_~v~0) (= main_~c~0 main_~a~0) (= main_~p~0 0) (= main_~k~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~d~0 1) (= main_~x~0 (+ main_~b~0 main_~y~0)))} #102#return; {23088#(and (= main_~b~0 main_~v~0) (= main_~p~0 0) (= main_~k~0 0) (= main_~r~0 1) (= main_~d~0 1) (= main_~x~0 (+ main_~b~0 main_~y~0)) (= main_~c~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} is VALID [2022-04-08 06:04:07,954 INFO L272 TraceCheckUtils]: 68: Hoare triple {23088#(and (= main_~b~0 main_~v~0) (= main_~p~0 0) (= main_~k~0 0) (= main_~r~0 1) (= main_~d~0 1) (= main_~x~0 (+ main_~b~0 main_~y~0)) (= main_~c~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} call __VERIFIER_assert((if ~b~0 == ~x~0 * ~q~0 + ~y~0 * ~s~0 then 1 else 0)); {22873#true} is VALID [2022-04-08 06:04:07,954 INFO L290 TraceCheckUtils]: 69: Hoare triple {22873#true} ~cond := #in~cond; {23077#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} is VALID [2022-04-08 06:04:07,955 INFO L290 TraceCheckUtils]: 70: Hoare triple {23077#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} assume !(0 == ~cond); {23081#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 06:04:07,955 INFO L290 TraceCheckUtils]: 71: Hoare triple {23081#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {23081#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 06:04:07,956 INFO L284 TraceCheckUtils]: 72: Hoare quadruple {23081#(not (= |__VERIFIER_assert_#in~cond| 0))} {23088#(and (= main_~b~0 main_~v~0) (= main_~p~0 0) (= main_~k~0 0) (= main_~r~0 1) (= main_~d~0 1) (= main_~x~0 (+ main_~b~0 main_~y~0)) (= main_~c~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} #104#return; {23104#(and (= main_~b~0 main_~v~0) (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (= main_~p~0 0) (= main_~k~0 0) (= main_~r~0 1) (= main_~d~0 1) (= main_~x~0 (+ main_~b~0 main_~y~0)) (= main_~c~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} is VALID [2022-04-08 06:04:07,956 INFO L272 TraceCheckUtils]: 73: Hoare triple {23104#(and (= main_~b~0 main_~v~0) (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (= main_~p~0 0) (= main_~k~0 0) (= main_~r~0 1) (= main_~d~0 1) (= main_~x~0 (+ main_~b~0 main_~y~0)) (= main_~c~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} call __VERIFIER_assert((if ~a~0 == ~k~0 * ~b~0 + ~c~0 then 1 else 0)); {22873#true} is VALID [2022-04-08 06:04:07,956 INFO L290 TraceCheckUtils]: 74: Hoare triple {22873#true} ~cond := #in~cond; {22873#true} is VALID [2022-04-08 06:04:07,956 INFO L290 TraceCheckUtils]: 75: Hoare triple {22873#true} assume !(0 == ~cond); {22873#true} is VALID [2022-04-08 06:04:07,956 INFO L290 TraceCheckUtils]: 76: Hoare triple {22873#true} assume true; {22873#true} is VALID [2022-04-08 06:04:07,957 INFO L284 TraceCheckUtils]: 77: Hoare quadruple {22873#true} {23104#(and (= main_~b~0 main_~v~0) (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (= main_~p~0 0) (= main_~k~0 0) (= main_~r~0 1) (= main_~d~0 1) (= main_~x~0 (+ main_~b~0 main_~y~0)) (= main_~c~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} #106#return; {23104#(and (= main_~b~0 main_~v~0) (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (= main_~p~0 0) (= main_~k~0 0) (= main_~r~0 1) (= main_~d~0 1) (= main_~x~0 (+ main_~b~0 main_~y~0)) (= main_~c~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} is VALID [2022-04-08 06:04:07,957 INFO L272 TraceCheckUtils]: 78: Hoare triple {23104#(and (= main_~b~0 main_~v~0) (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (= main_~p~0 0) (= main_~k~0 0) (= main_~r~0 1) (= main_~d~0 1) (= main_~x~0 (+ main_~b~0 main_~y~0)) (= main_~c~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} call __VERIFIER_assert((if ~v~0 == ~b~0 * ~d~0 then 1 else 0)); {22873#true} is VALID [2022-04-08 06:04:07,957 INFO L290 TraceCheckUtils]: 79: Hoare triple {22873#true} ~cond := #in~cond; {22873#true} is VALID [2022-04-08 06:04:07,957 INFO L290 TraceCheckUtils]: 80: Hoare triple {22873#true} assume !(0 == ~cond); {22873#true} is VALID [2022-04-08 06:04:07,957 INFO L290 TraceCheckUtils]: 81: Hoare triple {22873#true} assume true; {22873#true} is VALID [2022-04-08 06:04:07,958 INFO L284 TraceCheckUtils]: 82: Hoare quadruple {22873#true} {23104#(and (= main_~b~0 main_~v~0) (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (= main_~p~0 0) (= main_~k~0 0) (= main_~r~0 1) (= main_~d~0 1) (= main_~x~0 (+ main_~b~0 main_~y~0)) (= main_~c~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} #108#return; {23104#(and (= main_~b~0 main_~v~0) (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (= main_~p~0 0) (= main_~k~0 0) (= main_~r~0 1) (= main_~d~0 1) (= main_~x~0 (+ main_~b~0 main_~y~0)) (= main_~c~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} is VALID [2022-04-08 06:04:07,958 INFO L290 TraceCheckUtils]: 83: Hoare triple {23104#(and (= main_~b~0 main_~v~0) (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (= main_~p~0 0) (= main_~k~0 0) (= main_~r~0 1) (= main_~d~0 1) (= main_~x~0 (+ main_~b~0 main_~y~0)) (= main_~c~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} assume !(~c~0 >= 2 * ~v~0); {23104#(and (= main_~b~0 main_~v~0) (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (= main_~p~0 0) (= main_~k~0 0) (= main_~r~0 1) (= main_~d~0 1) (= main_~x~0 (+ main_~b~0 main_~y~0)) (= main_~c~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} is VALID [2022-04-08 06:04:07,959 INFO L290 TraceCheckUtils]: 84: Hoare triple {23104#(and (= main_~b~0 main_~v~0) (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (= main_~p~0 0) (= main_~k~0 0) (= main_~r~0 1) (= main_~d~0 1) (= main_~x~0 (+ main_~b~0 main_~y~0)) (= main_~c~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} ~c~0 := ~c~0 - ~v~0;~k~0 := ~k~0 + ~d~0; {23141#(and (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (= main_~p~0 0) (= main_~r~0 1) (= main_~k~0 1) (= main_~x~0 (+ main_~b~0 main_~y~0)) (= main_~c~0 (+ (* main_~y~0 main_~r~0) (* (- 1) main_~b~0) (* main_~p~0 main_~x~0))))} is VALID [2022-04-08 06:04:07,960 INFO L290 TraceCheckUtils]: 85: Hoare triple {23141#(and (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (= main_~p~0 0) (= main_~r~0 1) (= main_~k~0 1) (= main_~x~0 (+ main_~b~0 main_~y~0)) (= main_~c~0 (+ (* main_~y~0 main_~r~0) (* (- 1) main_~b~0) (* main_~p~0 main_~x~0))))} assume !false; {23141#(and (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (= main_~p~0 0) (= main_~r~0 1) (= main_~k~0 1) (= main_~x~0 (+ main_~b~0 main_~y~0)) (= main_~c~0 (+ (* main_~y~0 main_~r~0) (* (- 1) main_~b~0) (* main_~p~0 main_~x~0))))} is VALID [2022-04-08 06:04:07,960 INFO L290 TraceCheckUtils]: 86: Hoare triple {23141#(and (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (= main_~p~0 0) (= main_~r~0 1) (= main_~k~0 1) (= main_~x~0 (+ main_~b~0 main_~y~0)) (= main_~c~0 (+ (* main_~y~0 main_~r~0) (* (- 1) main_~b~0) (* main_~p~0 main_~x~0))))} assume !(~c~0 >= ~b~0); {23141#(and (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (= main_~p~0 0) (= main_~r~0 1) (= main_~k~0 1) (= main_~x~0 (+ main_~b~0 main_~y~0)) (= main_~c~0 (+ (* main_~y~0 main_~r~0) (* (- 1) main_~b~0) (* main_~p~0 main_~x~0))))} is VALID [2022-04-08 06:04:07,962 INFO L290 TraceCheckUtils]: 87: Hoare triple {23141#(and (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (= main_~p~0 0) (= main_~r~0 1) (= main_~k~0 1) (= main_~x~0 (+ main_~b~0 main_~y~0)) (= main_~c~0 (+ (* main_~y~0 main_~r~0) (* (- 1) main_~b~0) (* main_~p~0 main_~x~0))))} ~a~0 := ~b~0;~b~0 := ~c~0;havoc ~temp~0;~temp~0 := ~p~0;~p~0 := ~q~0;~q~0 := ~temp~0 - ~q~0 * ~k~0;~temp~0 := ~r~0;~r~0 := ~s~0;~s~0 := ~temp~0 - ~s~0 * ~k~0; {23151#(and (= (+ main_~s~0 main_~r~0) 1) (= main_~b~0 (+ (* (+ main_~s~0 main_~r~0) main_~y~0) (* (- 1) (* main_~p~0 main_~x~0)) (* (- 1) (* main_~y~0 main_~r~0)))) (= (+ (* main_~y~0 main_~r~0) main_~y~0 (* main_~p~0 main_~x~0)) main_~x~0) (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (= (+ main_~q~0 main_~p~0) 0))} is VALID [2022-04-08 06:04:07,963 INFO L290 TraceCheckUtils]: 88: Hoare triple {23151#(and (= (+ main_~s~0 main_~r~0) 1) (= main_~b~0 (+ (* (+ main_~s~0 main_~r~0) main_~y~0) (* (- 1) (* main_~p~0 main_~x~0)) (* (- 1) (* main_~y~0 main_~r~0)))) (= (+ (* main_~y~0 main_~r~0) main_~y~0 (* main_~p~0 main_~x~0)) main_~x~0) (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (= (+ main_~q~0 main_~p~0) 0))} assume !false; {23151#(and (= (+ main_~s~0 main_~r~0) 1) (= main_~b~0 (+ (* (+ main_~s~0 main_~r~0) main_~y~0) (* (- 1) (* main_~p~0 main_~x~0)) (* (- 1) (* main_~y~0 main_~r~0)))) (= (+ (* main_~y~0 main_~r~0) main_~y~0 (* main_~p~0 main_~x~0)) main_~x~0) (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (= (+ main_~q~0 main_~p~0) 0))} is VALID [2022-04-08 06:04:07,963 INFO L290 TraceCheckUtils]: 89: Hoare triple {23151#(and (= (+ main_~s~0 main_~r~0) 1) (= main_~b~0 (+ (* (+ main_~s~0 main_~r~0) main_~y~0) (* (- 1) (* main_~p~0 main_~x~0)) (* (- 1) (* main_~y~0 main_~r~0)))) (= (+ (* main_~y~0 main_~r~0) main_~y~0 (* main_~p~0 main_~x~0)) main_~x~0) (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (= (+ main_~q~0 main_~p~0) 0))} assume !!(0 != ~b~0);havoc ~c~0;havoc ~k~0;~c~0 := ~a~0;~k~0 := 0; {23151#(and (= (+ main_~s~0 main_~r~0) 1) (= main_~b~0 (+ (* (+ main_~s~0 main_~r~0) main_~y~0) (* (- 1) (* main_~p~0 main_~x~0)) (* (- 1) (* main_~y~0 main_~r~0)))) (= (+ (* main_~y~0 main_~r~0) main_~y~0 (* main_~p~0 main_~x~0)) main_~x~0) (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (= (+ main_~q~0 main_~p~0) 0))} is VALID [2022-04-08 06:04:07,964 INFO L290 TraceCheckUtils]: 90: Hoare triple {23151#(and (= (+ main_~s~0 main_~r~0) 1) (= main_~b~0 (+ (* (+ main_~s~0 main_~r~0) main_~y~0) (* (- 1) (* main_~p~0 main_~x~0)) (* (- 1) (* main_~y~0 main_~r~0)))) (= (+ (* main_~y~0 main_~r~0) main_~y~0 (* main_~p~0 main_~x~0)) main_~x~0) (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (= (+ main_~q~0 main_~p~0) 0))} assume !false; {23151#(and (= (+ main_~s~0 main_~r~0) 1) (= main_~b~0 (+ (* (+ main_~s~0 main_~r~0) main_~y~0) (* (- 1) (* main_~p~0 main_~x~0)) (* (- 1) (* main_~y~0 main_~r~0)))) (= (+ (* main_~y~0 main_~r~0) main_~y~0 (* main_~p~0 main_~x~0)) main_~x~0) (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (= (+ main_~q~0 main_~p~0) 0))} is VALID [2022-04-08 06:04:07,964 INFO L290 TraceCheckUtils]: 91: Hoare triple {23151#(and (= (+ main_~s~0 main_~r~0) 1) (= main_~b~0 (+ (* (+ main_~s~0 main_~r~0) main_~y~0) (* (- 1) (* main_~p~0 main_~x~0)) (* (- 1) (* main_~y~0 main_~r~0)))) (= (+ (* main_~y~0 main_~r~0) main_~y~0 (* main_~p~0 main_~x~0)) main_~x~0) (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (= (+ main_~q~0 main_~p~0) 0))} assume !!(~c~0 >= ~b~0);havoc ~d~0;havoc ~v~0;~d~0 := 1;~v~0 := ~b~0; {23151#(and (= (+ main_~s~0 main_~r~0) 1) (= main_~b~0 (+ (* (+ main_~s~0 main_~r~0) main_~y~0) (* (- 1) (* main_~p~0 main_~x~0)) (* (- 1) (* main_~y~0 main_~r~0)))) (= (+ (* main_~y~0 main_~r~0) main_~y~0 (* main_~p~0 main_~x~0)) main_~x~0) (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (= (+ main_~q~0 main_~p~0) 0))} is VALID [2022-04-08 06:04:07,965 INFO L290 TraceCheckUtils]: 92: Hoare triple {23151#(and (= (+ main_~s~0 main_~r~0) 1) (= main_~b~0 (+ (* (+ main_~s~0 main_~r~0) main_~y~0) (* (- 1) (* main_~p~0 main_~x~0)) (* (- 1) (* main_~y~0 main_~r~0)))) (= (+ (* main_~y~0 main_~r~0) main_~y~0 (* main_~p~0 main_~x~0)) main_~x~0) (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (= (+ main_~q~0 main_~p~0) 0))} assume !false; {23151#(and (= (+ main_~s~0 main_~r~0) 1) (= main_~b~0 (+ (* (+ main_~s~0 main_~r~0) main_~y~0) (* (- 1) (* main_~p~0 main_~x~0)) (* (- 1) (* main_~y~0 main_~r~0)))) (= (+ (* main_~y~0 main_~r~0) main_~y~0 (* main_~p~0 main_~x~0)) main_~x~0) (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (= (+ main_~q~0 main_~p~0) 0))} is VALID [2022-04-08 06:04:07,965 INFO L272 TraceCheckUtils]: 93: Hoare triple {23151#(and (= (+ main_~s~0 main_~r~0) 1) (= main_~b~0 (+ (* (+ main_~s~0 main_~r~0) main_~y~0) (* (- 1) (* main_~p~0 main_~x~0)) (* (- 1) (* main_~y~0 main_~r~0)))) (= (+ (* main_~y~0 main_~r~0) main_~y~0 (* main_~p~0 main_~x~0)) main_~x~0) (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (= (+ main_~q~0 main_~p~0) 0))} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {22873#true} is VALID [2022-04-08 06:04:07,965 INFO L290 TraceCheckUtils]: 94: Hoare triple {22873#true} ~cond := #in~cond; {23077#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} is VALID [2022-04-08 06:04:07,966 INFO L290 TraceCheckUtils]: 95: Hoare triple {23077#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} assume !(0 == ~cond); {23081#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 06:04:07,966 INFO L290 TraceCheckUtils]: 96: Hoare triple {23081#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {23081#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 06:04:07,977 INFO L284 TraceCheckUtils]: 97: Hoare quadruple {23081#(not (= |__VERIFIER_assert_#in~cond| 0))} {23151#(and (= (+ main_~s~0 main_~r~0) 1) (= main_~b~0 (+ (* (+ main_~s~0 main_~r~0) main_~y~0) (* (- 1) (* main_~p~0 main_~x~0)) (* (- 1) (* main_~y~0 main_~r~0)))) (= (+ (* main_~y~0 main_~r~0) main_~y~0 (* main_~p~0 main_~x~0)) main_~x~0) (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (= (+ main_~q~0 main_~p~0) 0))} #102#return; {23182#(and (= (+ main_~b~0 (* main_~x~0 (* (- 1) main_~q~0))) (* main_~y~0 main_~s~0)) (= main_~x~0 (+ main_~y~0 (* main_~x~0 (* (- 1) main_~q~0)) (* main_~y~0 (+ (* (- 1) main_~s~0) 1)))))} is VALID [2022-04-08 06:04:07,978 INFO L272 TraceCheckUtils]: 98: Hoare triple {23182#(and (= (+ main_~b~0 (* main_~x~0 (* (- 1) main_~q~0))) (* main_~y~0 main_~s~0)) (= main_~x~0 (+ main_~y~0 (* main_~x~0 (* (- 1) main_~q~0)) (* main_~y~0 (+ (* (- 1) main_~s~0) 1)))))} call __VERIFIER_assert((if ~b~0 == ~x~0 * ~q~0 + ~y~0 * ~s~0 then 1 else 0)); {23186#(<= 1 |__VERIFIER_assert_#in~cond|)} is VALID [2022-04-08 06:04:07,979 INFO L290 TraceCheckUtils]: 99: Hoare triple {23186#(<= 1 |__VERIFIER_assert_#in~cond|)} ~cond := #in~cond; {23190#(<= 1 __VERIFIER_assert_~cond)} is VALID [2022-04-08 06:04:07,979 INFO L290 TraceCheckUtils]: 100: Hoare triple {23190#(<= 1 __VERIFIER_assert_~cond)} assume 0 == ~cond; {22874#false} is VALID [2022-04-08 06:04:07,979 INFO L290 TraceCheckUtils]: 101: Hoare triple {22874#false} assume !false; {22874#false} is VALID [2022-04-08 06:04:07,979 INFO L134 CoverageAnalysis]: Checked inductivity of 226 backedges. 57 proven. 55 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2022-04-08 06:04:07,979 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-08 06:04:54,575 INFO L290 TraceCheckUtils]: 101: Hoare triple {22874#false} assume !false; {22874#false} is VALID [2022-04-08 06:04:54,576 INFO L290 TraceCheckUtils]: 100: Hoare triple {23190#(<= 1 __VERIFIER_assert_~cond)} assume 0 == ~cond; {22874#false} is VALID [2022-04-08 06:04:54,576 INFO L290 TraceCheckUtils]: 99: Hoare triple {23186#(<= 1 |__VERIFIER_assert_#in~cond|)} ~cond := #in~cond; {23190#(<= 1 __VERIFIER_assert_~cond)} is VALID [2022-04-08 06:04:54,577 INFO L272 TraceCheckUtils]: 98: Hoare triple {23206#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} call __VERIFIER_assert((if ~b~0 == ~x~0 * ~q~0 + ~y~0 * ~s~0 then 1 else 0)); {23186#(<= 1 |__VERIFIER_assert_#in~cond|)} is VALID [2022-04-08 06:04:54,578 INFO L284 TraceCheckUtils]: 97: Hoare quadruple {23081#(not (= |__VERIFIER_assert_#in~cond| 0))} {23210#(or (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))))} #102#return; {23206#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} is VALID [2022-04-08 06:04:54,578 INFO L290 TraceCheckUtils]: 96: Hoare triple {23081#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {23081#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 06:04:54,579 INFO L290 TraceCheckUtils]: 95: Hoare triple {23220#(or (not (= |__VERIFIER_assert_#in~cond| 0)) (= __VERIFIER_assert_~cond 0))} assume !(0 == ~cond); {23081#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 06:04:54,583 INFO L290 TraceCheckUtils]: 94: Hoare triple {22873#true} ~cond := #in~cond; {23220#(or (not (= |__VERIFIER_assert_#in~cond| 0)) (= __VERIFIER_assert_~cond 0))} is VALID [2022-04-08 06:04:54,583 INFO L272 TraceCheckUtils]: 93: Hoare triple {23210#(or (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))))} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {22873#true} is VALID [2022-04-08 06:04:54,583 INFO L290 TraceCheckUtils]: 92: Hoare triple {23210#(or (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))))} assume !false; {23210#(or (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))))} is VALID [2022-04-08 06:04:54,584 INFO L290 TraceCheckUtils]: 91: Hoare triple {23210#(or (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))))} assume !!(~c~0 >= ~b~0);havoc ~d~0;havoc ~v~0;~d~0 := 1;~v~0 := ~b~0; {23210#(or (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))))} is VALID [2022-04-08 06:04:54,584 INFO L290 TraceCheckUtils]: 90: Hoare triple {23210#(or (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))))} assume !false; {23210#(or (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))))} is VALID [2022-04-08 06:04:54,584 INFO L290 TraceCheckUtils]: 89: Hoare triple {23210#(or (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))))} assume !!(0 != ~b~0);havoc ~c~0;havoc ~k~0;~c~0 := ~a~0;~k~0 := 0; {23210#(or (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))))} is VALID [2022-04-08 06:04:54,585 INFO L290 TraceCheckUtils]: 88: Hoare triple {23210#(or (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))))} assume !false; {23210#(or (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))))} is VALID [2022-04-08 06:04:54,615 INFO L290 TraceCheckUtils]: 87: Hoare triple {23242#(or (= (+ (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0) (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~x~0)) main_~c~0) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} ~a~0 := ~b~0;~b~0 := ~c~0;havoc ~temp~0;~temp~0 := ~p~0;~p~0 := ~q~0;~q~0 := ~temp~0 - ~q~0 * ~k~0;~temp~0 := ~r~0;~r~0 := ~s~0;~s~0 := ~temp~0 - ~s~0 * ~k~0; {23210#(or (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))))} is VALID [2022-04-08 06:04:54,616 INFO L290 TraceCheckUtils]: 86: Hoare triple {23242#(or (= (+ (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0) (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~x~0)) main_~c~0) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} assume !(~c~0 >= ~b~0); {23242#(or (= (+ (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0) (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~x~0)) main_~c~0) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} is VALID [2022-04-08 06:04:54,616 INFO L290 TraceCheckUtils]: 85: Hoare triple {23242#(or (= (+ (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0) (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~x~0)) main_~c~0) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} assume !false; {23242#(or (= (+ (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0) (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~x~0)) main_~c~0) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} is VALID [2022-04-08 06:04:54,621 INFO L290 TraceCheckUtils]: 84: Hoare triple {23252#(or (= (+ main_~c~0 (* (- 1) main_~v~0)) (+ (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} ~c~0 := ~c~0 - ~v~0;~k~0 := ~k~0 + ~d~0; {23242#(or (= (+ (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0) (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~x~0)) main_~c~0) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} is VALID [2022-04-08 06:04:54,622 INFO L290 TraceCheckUtils]: 83: Hoare triple {23252#(or (= (+ main_~c~0 (* (- 1) main_~v~0)) (+ (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} assume !(~c~0 >= 2 * ~v~0); {23252#(or (= (+ main_~c~0 (* (- 1) main_~v~0)) (+ (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} is VALID [2022-04-08 06:04:54,622 INFO L284 TraceCheckUtils]: 82: Hoare quadruple {22873#true} {23252#(or (= (+ main_~c~0 (* (- 1) main_~v~0)) (+ (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} #108#return; {23252#(or (= (+ main_~c~0 (* (- 1) main_~v~0)) (+ (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} is VALID [2022-04-08 06:04:54,623 INFO L290 TraceCheckUtils]: 81: Hoare triple {22873#true} assume true; {22873#true} is VALID [2022-04-08 06:04:54,623 INFO L290 TraceCheckUtils]: 80: Hoare triple {22873#true} assume !(0 == ~cond); {22873#true} is VALID [2022-04-08 06:04:54,623 INFO L290 TraceCheckUtils]: 79: Hoare triple {22873#true} ~cond := #in~cond; {22873#true} is VALID [2022-04-08 06:04:54,623 INFO L272 TraceCheckUtils]: 78: Hoare triple {23252#(or (= (+ main_~c~0 (* (- 1) main_~v~0)) (+ (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} call __VERIFIER_assert((if ~v~0 == ~b~0 * ~d~0 then 1 else 0)); {22873#true} is VALID [2022-04-08 06:04:54,623 INFO L284 TraceCheckUtils]: 77: Hoare quadruple {22873#true} {23252#(or (= (+ main_~c~0 (* (- 1) main_~v~0)) (+ (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} #106#return; {23252#(or (= (+ main_~c~0 (* (- 1) main_~v~0)) (+ (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} is VALID [2022-04-08 06:04:54,624 INFO L290 TraceCheckUtils]: 76: Hoare triple {22873#true} assume true; {22873#true} is VALID [2022-04-08 06:04:54,624 INFO L290 TraceCheckUtils]: 75: Hoare triple {22873#true} assume !(0 == ~cond); {22873#true} is VALID [2022-04-08 06:04:54,624 INFO L290 TraceCheckUtils]: 74: Hoare triple {22873#true} ~cond := #in~cond; {22873#true} is VALID [2022-04-08 06:04:54,624 INFO L272 TraceCheckUtils]: 73: Hoare triple {23252#(or (= (+ main_~c~0 (* (- 1) main_~v~0)) (+ (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} call __VERIFIER_assert((if ~a~0 == ~k~0 * ~b~0 + ~c~0 then 1 else 0)); {22873#true} is VALID [2022-04-08 06:04:54,625 INFO L284 TraceCheckUtils]: 72: Hoare quadruple {22873#true} {23252#(or (= (+ main_~c~0 (* (- 1) main_~v~0)) (+ (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} #104#return; {23252#(or (= (+ main_~c~0 (* (- 1) main_~v~0)) (+ (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} is VALID [2022-04-08 06:04:54,625 INFO L290 TraceCheckUtils]: 71: Hoare triple {22873#true} assume true; {22873#true} is VALID [2022-04-08 06:04:54,625 INFO L290 TraceCheckUtils]: 70: Hoare triple {22873#true} assume !(0 == ~cond); {22873#true} is VALID [2022-04-08 06:04:54,625 INFO L290 TraceCheckUtils]: 69: Hoare triple {22873#true} ~cond := #in~cond; {22873#true} is VALID [2022-04-08 06:04:54,625 INFO L272 TraceCheckUtils]: 68: Hoare triple {23252#(or (= (+ main_~c~0 (* (- 1) main_~v~0)) (+ (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} call __VERIFIER_assert((if ~b~0 == ~x~0 * ~q~0 + ~y~0 * ~s~0 then 1 else 0)); {22873#true} is VALID [2022-04-08 06:04:54,626 INFO L284 TraceCheckUtils]: 67: Hoare quadruple {23081#(not (= |__VERIFIER_assert_#in~cond| 0))} {23304#(or (= (+ main_~c~0 (* (- 1) main_~v~0)) (+ (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} #102#return; {23252#(or (= (+ main_~c~0 (* (- 1) main_~v~0)) (+ (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} is VALID [2022-04-08 06:04:54,626 INFO L290 TraceCheckUtils]: 66: Hoare triple {23081#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {23081#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 06:04:54,626 INFO L290 TraceCheckUtils]: 65: Hoare triple {23220#(or (not (= |__VERIFIER_assert_#in~cond| 0)) (= __VERIFIER_assert_~cond 0))} assume !(0 == ~cond); {23081#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 06:04:54,627 INFO L290 TraceCheckUtils]: 64: Hoare triple {22873#true} ~cond := #in~cond; {23220#(or (not (= |__VERIFIER_assert_#in~cond| 0)) (= __VERIFIER_assert_~cond 0))} is VALID [2022-04-08 06:04:54,627 INFO L272 TraceCheckUtils]: 63: Hoare triple {23304#(or (= (+ main_~c~0 (* (- 1) main_~v~0)) (+ (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {22873#true} is VALID [2022-04-08 06:04:54,627 INFO L290 TraceCheckUtils]: 62: Hoare triple {23304#(or (= (+ main_~c~0 (* (- 1) main_~v~0)) (+ (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} assume !false; {23304#(or (= (+ main_~c~0 (* (- 1) main_~v~0)) (+ (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} is VALID [2022-04-08 06:04:54,628 INFO L290 TraceCheckUtils]: 61: Hoare triple {23323#(or (= (+ (* main_~x~0 (+ main_~p~0 (* (- 1) (+ main_~k~0 1) main_~q~0))) (* main_~y~0 (+ main_~r~0 (* (* (+ main_~k~0 1) main_~s~0) (- 1))))) (+ main_~c~0 (* (- 1) main_~b~0))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} assume !!(~c~0 >= ~b~0);havoc ~d~0;havoc ~v~0;~d~0 := 1;~v~0 := ~b~0; {23304#(or (= (+ main_~c~0 (* (- 1) main_~v~0)) (+ (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} is VALID [2022-04-08 06:04:54,629 INFO L290 TraceCheckUtils]: 60: Hoare triple {23323#(or (= (+ (* main_~x~0 (+ main_~p~0 (* (- 1) (+ main_~k~0 1) main_~q~0))) (* main_~y~0 (+ main_~r~0 (* (* (+ main_~k~0 1) main_~s~0) (- 1))))) (+ main_~c~0 (* (- 1) main_~b~0))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} assume !false; {23323#(or (= (+ (* main_~x~0 (+ main_~p~0 (* (- 1) (+ main_~k~0 1) main_~q~0))) (* main_~y~0 (+ main_~r~0 (* (* (+ main_~k~0 1) main_~s~0) (- 1))))) (+ main_~c~0 (* (- 1) main_~b~0))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} is VALID [2022-04-08 06:04:54,630 INFO L290 TraceCheckUtils]: 59: Hoare triple {22873#true} assume !!(0 != ~b~0);havoc ~c~0;havoc ~k~0;~c~0 := ~a~0;~k~0 := 0; {23323#(or (= (+ (* main_~x~0 (+ main_~p~0 (* (- 1) (+ main_~k~0 1) main_~q~0))) (* main_~y~0 (+ main_~r~0 (* (* (+ main_~k~0 1) main_~s~0) (- 1))))) (+ main_~c~0 (* (- 1) main_~b~0))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} is VALID [2022-04-08 06:04:54,630 INFO L290 TraceCheckUtils]: 58: Hoare triple {22873#true} assume !false; {22873#true} is VALID [2022-04-08 06:04:54,630 INFO L290 TraceCheckUtils]: 57: Hoare triple {22873#true} ~a~0 := ~b~0;~b~0 := ~c~0;havoc ~temp~0;~temp~0 := ~p~0;~p~0 := ~q~0;~q~0 := ~temp~0 - ~q~0 * ~k~0;~temp~0 := ~r~0;~r~0 := ~s~0;~s~0 := ~temp~0 - ~s~0 * ~k~0; {22873#true} is VALID [2022-04-08 06:04:54,630 INFO L290 TraceCheckUtils]: 56: Hoare triple {22873#true} assume !(~c~0 >= ~b~0); {22873#true} is VALID [2022-04-08 06:04:54,630 INFO L290 TraceCheckUtils]: 55: Hoare triple {22873#true} assume !false; {22873#true} is VALID [2022-04-08 06:04:54,630 INFO L290 TraceCheckUtils]: 54: Hoare triple {22873#true} ~c~0 := ~c~0 - ~v~0;~k~0 := ~k~0 + ~d~0; {22873#true} is VALID [2022-04-08 06:04:54,630 INFO L290 TraceCheckUtils]: 53: Hoare triple {22873#true} assume !(~c~0 >= 2 * ~v~0); {22873#true} is VALID [2022-04-08 06:04:54,631 INFO L284 TraceCheckUtils]: 52: Hoare quadruple {22873#true} {22873#true} #108#return; {22873#true} is VALID [2022-04-08 06:04:54,631 INFO L290 TraceCheckUtils]: 51: Hoare triple {22873#true} assume true; {22873#true} is VALID [2022-04-08 06:04:54,631 INFO L290 TraceCheckUtils]: 50: Hoare triple {22873#true} assume !(0 == ~cond); {22873#true} is VALID [2022-04-08 06:04:54,631 INFO L290 TraceCheckUtils]: 49: Hoare triple {22873#true} ~cond := #in~cond; {22873#true} is VALID [2022-04-08 06:04:54,631 INFO L272 TraceCheckUtils]: 48: Hoare triple {22873#true} call __VERIFIER_assert((if ~v~0 == ~b~0 * ~d~0 then 1 else 0)); {22873#true} is VALID [2022-04-08 06:04:54,631 INFO L284 TraceCheckUtils]: 47: Hoare quadruple {22873#true} {22873#true} #106#return; {22873#true} is VALID [2022-04-08 06:04:54,631 INFO L290 TraceCheckUtils]: 46: Hoare triple {22873#true} assume true; {22873#true} is VALID [2022-04-08 06:04:54,631 INFO L290 TraceCheckUtils]: 45: Hoare triple {22873#true} assume !(0 == ~cond); {22873#true} is VALID [2022-04-08 06:04:54,631 INFO L290 TraceCheckUtils]: 44: Hoare triple {22873#true} ~cond := #in~cond; {22873#true} is VALID [2022-04-08 06:04:54,631 INFO L272 TraceCheckUtils]: 43: Hoare triple {22873#true} call __VERIFIER_assert((if ~a~0 == ~k~0 * ~b~0 + ~c~0 then 1 else 0)); {22873#true} is VALID [2022-04-08 06:04:54,631 INFO L284 TraceCheckUtils]: 42: Hoare quadruple {22873#true} {22873#true} #104#return; {22873#true} is VALID [2022-04-08 06:04:54,631 INFO L290 TraceCheckUtils]: 41: Hoare triple {22873#true} assume true; {22873#true} is VALID [2022-04-08 06:04:54,631 INFO L290 TraceCheckUtils]: 40: Hoare triple {22873#true} assume !(0 == ~cond); {22873#true} is VALID [2022-04-08 06:04:54,631 INFO L290 TraceCheckUtils]: 39: Hoare triple {22873#true} ~cond := #in~cond; {22873#true} is VALID [2022-04-08 06:04:54,632 INFO L272 TraceCheckUtils]: 38: Hoare triple {22873#true} call __VERIFIER_assert((if ~b~0 == ~x~0 * ~q~0 + ~y~0 * ~s~0 then 1 else 0)); {22873#true} is VALID [2022-04-08 06:04:54,632 INFO L284 TraceCheckUtils]: 37: Hoare quadruple {22873#true} {22873#true} #102#return; {22873#true} is VALID [2022-04-08 06:04:54,632 INFO L290 TraceCheckUtils]: 36: Hoare triple {22873#true} assume true; {22873#true} is VALID [2022-04-08 06:04:54,632 INFO L290 TraceCheckUtils]: 35: Hoare triple {22873#true} assume !(0 == ~cond); {22873#true} is VALID [2022-04-08 06:04:54,632 INFO L290 TraceCheckUtils]: 34: Hoare triple {22873#true} ~cond := #in~cond; {22873#true} is VALID [2022-04-08 06:04:54,632 INFO L272 TraceCheckUtils]: 33: Hoare triple {22873#true} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {22873#true} is VALID [2022-04-08 06:04:54,632 INFO L290 TraceCheckUtils]: 32: Hoare triple {22873#true} assume !false; {22873#true} is VALID [2022-04-08 06:04:54,632 INFO L290 TraceCheckUtils]: 31: Hoare triple {22873#true} assume !!(~c~0 >= ~b~0);havoc ~d~0;havoc ~v~0;~d~0 := 1;~v~0 := ~b~0; {22873#true} is VALID [2022-04-08 06:04:54,632 INFO L290 TraceCheckUtils]: 30: Hoare triple {22873#true} assume !false; {22873#true} is VALID [2022-04-08 06:04:54,632 INFO L290 TraceCheckUtils]: 29: Hoare triple {22873#true} assume !!(0 != ~b~0);havoc ~c~0;havoc ~k~0;~c~0 := ~a~0;~k~0 := 0; {22873#true} is VALID [2022-04-08 06:04:54,632 INFO L290 TraceCheckUtils]: 28: Hoare triple {22873#true} assume !false; {22873#true} is VALID [2022-04-08 06:04:54,632 INFO L290 TraceCheckUtils]: 27: Hoare triple {22873#true} ~a~0 := ~x~0;~b~0 := ~y~0;~p~0 := 1;~q~0 := 0;~r~0 := 0;~s~0 := 1; {22873#true} is VALID [2022-04-08 06:04:54,632 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {22873#true} {22873#true} #100#return; {22873#true} is VALID [2022-04-08 06:04:54,632 INFO L290 TraceCheckUtils]: 25: Hoare triple {22873#true} assume true; {22873#true} is VALID [2022-04-08 06:04:54,632 INFO L290 TraceCheckUtils]: 24: Hoare triple {22873#true} assume !(0 == ~cond); {22873#true} is VALID [2022-04-08 06:04:54,633 INFO L290 TraceCheckUtils]: 23: Hoare triple {22873#true} ~cond := #in~cond; {22873#true} is VALID [2022-04-08 06:04:54,633 INFO L272 TraceCheckUtils]: 22: Hoare triple {22873#true} call assume_abort_if_not((if ~y~0 >= 1 then 1 else 0)); {22873#true} is VALID [2022-04-08 06:04:54,633 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {22873#true} {22873#true} #98#return; {22873#true} is VALID [2022-04-08 06:04:54,633 INFO L290 TraceCheckUtils]: 20: Hoare triple {22873#true} assume true; {22873#true} is VALID [2022-04-08 06:04:54,633 INFO L290 TraceCheckUtils]: 19: Hoare triple {22873#true} assume !(0 == ~cond); {22873#true} is VALID [2022-04-08 06:04:54,633 INFO L290 TraceCheckUtils]: 18: Hoare triple {22873#true} ~cond := #in~cond; {22873#true} is VALID [2022-04-08 06:04:54,633 INFO L272 TraceCheckUtils]: 17: Hoare triple {22873#true} call assume_abort_if_not((if ~x~0 >= 1 then 1 else 0)); {22873#true} is VALID [2022-04-08 06:04:54,633 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {22873#true} {22873#true} #96#return; {22873#true} is VALID [2022-04-08 06:04:54,633 INFO L290 TraceCheckUtils]: 15: Hoare triple {22873#true} assume true; {22873#true} is VALID [2022-04-08 06:04:54,633 INFO L290 TraceCheckUtils]: 14: Hoare triple {22873#true} assume !(0 == ~cond); {22873#true} is VALID [2022-04-08 06:04:54,633 INFO L290 TraceCheckUtils]: 13: Hoare triple {22873#true} ~cond := #in~cond; {22873#true} is VALID [2022-04-08 06:04:54,633 INFO L272 TraceCheckUtils]: 12: Hoare triple {22873#true} call assume_abort_if_not((if ~y~0 >= 0 && ~y~0 <= 10 then 1 else 0)); {22873#true} is VALID [2022-04-08 06:04:54,633 INFO L290 TraceCheckUtils]: 11: Hoare triple {22873#true} assume -2147483648 <= #t~nondet5 && #t~nondet5 <= 2147483647;~y~0 := #t~nondet5;havoc #t~nondet5; {22873#true} is VALID [2022-04-08 06:04:54,633 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {22873#true} {22873#true} #94#return; {22873#true} is VALID [2022-04-08 06:04:54,634 INFO L290 TraceCheckUtils]: 9: Hoare triple {22873#true} assume true; {22873#true} is VALID [2022-04-08 06:04:54,634 INFO L290 TraceCheckUtils]: 8: Hoare triple {22873#true} assume !(0 == ~cond); {22873#true} is VALID [2022-04-08 06:04:54,634 INFO L290 TraceCheckUtils]: 7: Hoare triple {22873#true} ~cond := #in~cond; {22873#true} is VALID [2022-04-08 06:04:54,634 INFO L272 TraceCheckUtils]: 6: Hoare triple {22873#true} call assume_abort_if_not((if ~x~0 >= 0 && ~x~0 <= 10 then 1 else 0)); {22873#true} is VALID [2022-04-08 06:04:54,634 INFO L290 TraceCheckUtils]: 5: Hoare triple {22873#true} havoc ~x~0;havoc ~y~0;havoc ~a~0;havoc ~b~0;havoc ~p~0;havoc ~q~0;havoc ~r~0;havoc ~s~0;assume -2147483648 <= #t~nondet4 && #t~nondet4 <= 2147483647;~x~0 := #t~nondet4;havoc #t~nondet4; {22873#true} is VALID [2022-04-08 06:04:54,634 INFO L272 TraceCheckUtils]: 4: Hoare triple {22873#true} call #t~ret6 := main(); {22873#true} is VALID [2022-04-08 06:04:54,634 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {22873#true} {22873#true} #112#return; {22873#true} is VALID [2022-04-08 06:04:54,634 INFO L290 TraceCheckUtils]: 2: Hoare triple {22873#true} assume true; {22873#true} is VALID [2022-04-08 06:04:54,634 INFO L290 TraceCheckUtils]: 1: Hoare triple {22873#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(11, 2);call #Ultimate.allocInit(12, 3); {22873#true} is VALID [2022-04-08 06:04:54,634 INFO L272 TraceCheckUtils]: 0: Hoare triple {22873#true} call ULTIMATE.init(); {22873#true} is VALID [2022-04-08 06:04:54,634 INFO L134 CoverageAnalysis]: Checked inductivity of 226 backedges. 78 proven. 18 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2022-04-08 06:04:54,635 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-08 06:04:54,635 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [98796839] [2022-04-08 06:04:54,635 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-04-08 06:04:54,635 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [243345310] [2022-04-08 06:04:54,635 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [243345310] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-08 06:04:54,635 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-04-08 06:04:54,635 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 12] total 25 [2022-04-08 06:04:54,635 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-08 06:04:54,635 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [1146482560] [2022-04-08 06:04:54,635 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [1146482560] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 06:04:54,635 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 06:04:54,636 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2022-04-08 06:04:54,636 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [903124301] [2022-04-08 06:04:54,636 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-08 06:04:54,636 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 16 states have (on average 2.625) internal successors, (42), 15 states have internal predecessors, (42), 7 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (14), 5 states have call predecessors, (14), 6 states have call successors, (14) Word has length 102 [2022-04-08 06:04:54,636 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-08 06:04:54,636 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 18 states, 16 states have (on average 2.625) internal successors, (42), 15 states have internal predecessors, (42), 7 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (14), 5 states have call predecessors, (14), 6 states have call successors, (14) [2022-04-08 06:04:54,717 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 72 edges. 72 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 06:04:54,717 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-04-08 06:04:54,717 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-08 06:04:54,717 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-04-08 06:04:54,717 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=93, Invalid=507, Unknown=0, NotChecked=0, Total=600 [2022-04-08 06:04:54,718 INFO L87 Difference]: Start difference. First operand 356 states and 496 transitions. Second operand has 18 states, 16 states have (on average 2.625) internal successors, (42), 15 states have internal predecessors, (42), 7 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (14), 5 states have call predecessors, (14), 6 states have call successors, (14) [2022-04-08 06:05:00,647 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 06:05:00,647 INFO L93 Difference]: Finished difference Result 466 states and 643 transitions. [2022-04-08 06:05:00,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-04-08 06:05:00,648 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 16 states have (on average 2.625) internal successors, (42), 15 states have internal predecessors, (42), 7 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (14), 5 states have call predecessors, (14), 6 states have call successors, (14) Word has length 102 [2022-04-08 06:05:00,648 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-08 06:05:00,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18 states, 16 states have (on average 2.625) internal successors, (42), 15 states have internal predecessors, (42), 7 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (14), 5 states have call predecessors, (14), 6 states have call successors, (14) [2022-04-08 06:05:00,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 163 transitions. [2022-04-08 06:05:00,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18 states, 16 states have (on average 2.625) internal successors, (42), 15 states have internal predecessors, (42), 7 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (14), 5 states have call predecessors, (14), 6 states have call successors, (14) [2022-04-08 06:05:00,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 163 transitions. [2022-04-08 06:05:00,662 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 16 states and 163 transitions. [2022-04-08 06:05:01,430 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 163 edges. 163 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 06:05:01,455 INFO L225 Difference]: With dead ends: 466 [2022-04-08 06:05:01,455 INFO L226 Difference]: Without dead ends: 464 [2022-04-08 06:05:01,455 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 210 GetRequests, 177 SyntacticMatches, 3 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 183 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=149, Invalid=843, Unknown=0, NotChecked=0, Total=992 [2022-04-08 06:05:01,456 INFO L913 BasicCegarLoop]: 51 mSDtfsCounter, 62 mSDsluCounter, 402 mSDsCounter, 0 mSdLazyCounter, 1049 mSolverCounterSat, 52 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 80 SdHoareTripleChecker+Valid, 453 SdHoareTripleChecker+Invalid, 1101 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 52 IncrementalHoareTripleChecker+Valid, 1049 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-04-08 06:05:01,456 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [80 Valid, 453 Invalid, 1101 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [52 Valid, 1049 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-04-08 06:05:01,456 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 464 states. [2022-04-08 06:05:03,051 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 464 to 446. [2022-04-08 06:05:03,052 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-08 06:05:03,068 INFO L82 GeneralOperation]: Start isEquivalent. First operand 464 states. Second operand has 446 states, 256 states have (on average 1.19921875) internal successors, (307), 257 states have internal predecessors, (307), 159 states have call successors, (159), 31 states have call predecessors, (159), 30 states have return successors, (157), 157 states have call predecessors, (157), 157 states have call successors, (157) [2022-04-08 06:05:03,068 INFO L74 IsIncluded]: Start isIncluded. First operand 464 states. Second operand has 446 states, 256 states have (on average 1.19921875) internal successors, (307), 257 states have internal predecessors, (307), 159 states have call successors, (159), 31 states have call predecessors, (159), 30 states have return successors, (157), 157 states have call predecessors, (157), 157 states have call successors, (157) [2022-04-08 06:05:03,069 INFO L87 Difference]: Start difference. First operand 464 states. Second operand has 446 states, 256 states have (on average 1.19921875) internal successors, (307), 257 states have internal predecessors, (307), 159 states have call successors, (159), 31 states have call predecessors, (159), 30 states have return successors, (157), 157 states have call predecessors, (157), 157 states have call successors, (157) [2022-04-08 06:05:03,091 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 06:05:03,091 INFO L93 Difference]: Finished difference Result 464 states and 641 transitions. [2022-04-08 06:05:03,091 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 641 transitions. [2022-04-08 06:05:03,108 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 06:05:03,108 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 06:05:03,109 INFO L74 IsIncluded]: Start isIncluded. First operand has 446 states, 256 states have (on average 1.19921875) internal successors, (307), 257 states have internal predecessors, (307), 159 states have call successors, (159), 31 states have call predecessors, (159), 30 states have return successors, (157), 157 states have call predecessors, (157), 157 states have call successors, (157) Second operand 464 states. [2022-04-08 06:05:03,110 INFO L87 Difference]: Start difference. First operand has 446 states, 256 states have (on average 1.19921875) internal successors, (307), 257 states have internal predecessors, (307), 159 states have call successors, (159), 31 states have call predecessors, (159), 30 states have return successors, (157), 157 states have call predecessors, (157), 157 states have call successors, (157) Second operand 464 states. [2022-04-08 06:05:03,122 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 06:05:03,123 INFO L93 Difference]: Finished difference Result 464 states and 641 transitions. [2022-04-08 06:05:03,123 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 641 transitions. [2022-04-08 06:05:03,132 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 06:05:03,132 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 06:05:03,132 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-08 06:05:03,132 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-08 06:05:03,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 446 states, 256 states have (on average 1.19921875) internal successors, (307), 257 states have internal predecessors, (307), 159 states have call successors, (159), 31 states have call predecessors, (159), 30 states have return successors, (157), 157 states have call predecessors, (157), 157 states have call successors, (157) [2022-04-08 06:05:03,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 446 states and 623 transitions. [2022-04-08 06:05:03,169 INFO L78 Accepts]: Start accepts. Automaton has 446 states and 623 transitions. Word has length 102 [2022-04-08 06:05:03,169 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-08 06:05:03,169 INFO L478 AbstractCegarLoop]: Abstraction has 446 states and 623 transitions. [2022-04-08 06:05:03,170 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 16 states have (on average 2.625) internal successors, (42), 15 states have internal predecessors, (42), 7 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (14), 5 states have call predecessors, (14), 6 states have call successors, (14) [2022-04-08 06:05:03,170 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 446 states and 623 transitions. [2022-04-08 06:05:05,103 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 623 edges. 623 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 06:05:05,104 INFO L276 IsEmpty]: Start isEmpty. Operand 446 states and 623 transitions. [2022-04-08 06:05:05,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2022-04-08 06:05:05,105 INFO L491 BasicCegarLoop]: Found error trace [2022-04-08 06:05:05,105 INFO L499 BasicCegarLoop]: trace histogram [13, 12, 12, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-08 06:05:05,141 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Forceful destruction successful, exit code 0 [2022-04-08 06:05:05,305 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,SelfDestructingSolverStorable16 [2022-04-08 06:05:05,305 INFO L403 AbstractCegarLoop]: === Iteration 18 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-08 06:05:05,306 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-08 06:05:05,306 INFO L85 PathProgramCache]: Analyzing trace with hash -1948981098, now seen corresponding path program 5 times [2022-04-08 06:05:05,306 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-08 06:05:05,306 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [254569189] [2022-04-08 06:05:05,306 INFO L202 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-04-08 06:05:05,306 INFO L85 PathProgramCache]: Analyzing trace with hash -1948981098, now seen corresponding path program 6 times [2022-04-08 06:05:05,306 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-08 06:05:05,306 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [969973065] [2022-04-08 06:05:05,307 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-08 06:05:05,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-08 06:05:05,330 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-04-08 06:05:05,330 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1353270709] [2022-04-08 06:05:05,330 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2022-04-08 06:05:05,330 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-08 06:05:05,330 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-08 06:05:05,334 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) [2022-04-08 06:05:05,335 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2022-04-08 06:05:05,411 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 7 check-sat command(s) [2022-04-08 06:05:05,411 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-08 06:05:05,412 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 55 conjunts are in the unsatisfiable core [2022-04-08 06:05:05,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 06:05:05,432 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-08 06:05:46,547 WARN L907 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2022-04-08 06:05:49,282 WARN L907 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2022-04-08 06:06:20,320 INFO L272 TraceCheckUtils]: 0: Hoare triple {26275#true} call ULTIMATE.init(); {26275#true} is VALID [2022-04-08 06:06:20,320 INFO L290 TraceCheckUtils]: 1: Hoare triple {26275#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(11, 2);call #Ultimate.allocInit(12, 3); {26275#true} is VALID [2022-04-08 06:06:20,320 INFO L290 TraceCheckUtils]: 2: Hoare triple {26275#true} assume true; {26275#true} is VALID [2022-04-08 06:06:20,320 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {26275#true} {26275#true} #112#return; {26275#true} is VALID [2022-04-08 06:06:20,321 INFO L272 TraceCheckUtils]: 4: Hoare triple {26275#true} call #t~ret6 := main(); {26275#true} is VALID [2022-04-08 06:06:20,321 INFO L290 TraceCheckUtils]: 5: Hoare triple {26275#true} havoc ~x~0;havoc ~y~0;havoc ~a~0;havoc ~b~0;havoc ~p~0;havoc ~q~0;havoc ~r~0;havoc ~s~0;assume -2147483648 <= #t~nondet4 && #t~nondet4 <= 2147483647;~x~0 := #t~nondet4;havoc #t~nondet4; {26275#true} is VALID [2022-04-08 06:06:20,321 INFO L272 TraceCheckUtils]: 6: Hoare triple {26275#true} call assume_abort_if_not((if ~x~0 >= 0 && ~x~0 <= 10 then 1 else 0)); {26275#true} is VALID [2022-04-08 06:06:20,321 INFO L290 TraceCheckUtils]: 7: Hoare triple {26275#true} ~cond := #in~cond; {26275#true} is VALID [2022-04-08 06:06:20,321 INFO L290 TraceCheckUtils]: 8: Hoare triple {26275#true} assume !(0 == ~cond); {26275#true} is VALID [2022-04-08 06:06:20,321 INFO L290 TraceCheckUtils]: 9: Hoare triple {26275#true} assume true; {26275#true} is VALID [2022-04-08 06:06:20,321 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {26275#true} {26275#true} #94#return; {26275#true} is VALID [2022-04-08 06:06:20,321 INFO L290 TraceCheckUtils]: 11: Hoare triple {26275#true} assume -2147483648 <= #t~nondet5 && #t~nondet5 <= 2147483647;~y~0 := #t~nondet5;havoc #t~nondet5; {26275#true} is VALID [2022-04-08 06:06:20,321 INFO L272 TraceCheckUtils]: 12: Hoare triple {26275#true} call assume_abort_if_not((if ~y~0 >= 0 && ~y~0 <= 10 then 1 else 0)); {26275#true} is VALID [2022-04-08 06:06:20,321 INFO L290 TraceCheckUtils]: 13: Hoare triple {26275#true} ~cond := #in~cond; {26275#true} is VALID [2022-04-08 06:06:20,321 INFO L290 TraceCheckUtils]: 14: Hoare triple {26275#true} assume !(0 == ~cond); {26275#true} is VALID [2022-04-08 06:06:20,321 INFO L290 TraceCheckUtils]: 15: Hoare triple {26275#true} assume true; {26275#true} is VALID [2022-04-08 06:06:20,321 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {26275#true} {26275#true} #96#return; {26275#true} is VALID [2022-04-08 06:06:20,321 INFO L272 TraceCheckUtils]: 17: Hoare triple {26275#true} call assume_abort_if_not((if ~x~0 >= 1 then 1 else 0)); {26275#true} is VALID [2022-04-08 06:06:20,321 INFO L290 TraceCheckUtils]: 18: Hoare triple {26275#true} ~cond := #in~cond; {26275#true} is VALID [2022-04-08 06:06:20,322 INFO L290 TraceCheckUtils]: 19: Hoare triple {26275#true} assume !(0 == ~cond); {26275#true} is VALID [2022-04-08 06:06:20,322 INFO L290 TraceCheckUtils]: 20: Hoare triple {26275#true} assume true; {26275#true} is VALID [2022-04-08 06:06:20,322 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {26275#true} {26275#true} #98#return; {26275#true} is VALID [2022-04-08 06:06:20,322 INFO L272 TraceCheckUtils]: 22: Hoare triple {26275#true} call assume_abort_if_not((if ~y~0 >= 1 then 1 else 0)); {26275#true} is VALID [2022-04-08 06:06:20,322 INFO L290 TraceCheckUtils]: 23: Hoare triple {26275#true} ~cond := #in~cond; {26275#true} is VALID [2022-04-08 06:06:20,322 INFO L290 TraceCheckUtils]: 24: Hoare triple {26275#true} assume !(0 == ~cond); {26275#true} is VALID [2022-04-08 06:06:20,322 INFO L290 TraceCheckUtils]: 25: Hoare triple {26275#true} assume true; {26275#true} is VALID [2022-04-08 06:06:20,322 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {26275#true} {26275#true} #100#return; {26275#true} is VALID [2022-04-08 06:06:20,322 INFO L290 TraceCheckUtils]: 27: Hoare triple {26275#true} ~a~0 := ~x~0;~b~0 := ~y~0;~p~0 := 1;~q~0 := 0;~r~0 := 0;~s~0 := 1; {26361#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 06:06:20,323 INFO L290 TraceCheckUtils]: 28: Hoare triple {26361#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} assume !false; {26361#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 06:06:20,323 INFO L290 TraceCheckUtils]: 29: Hoare triple {26361#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} assume !!(0 != ~b~0);havoc ~c~0;havoc ~k~0;~c~0 := ~a~0;~k~0 := 0; {26368#(and (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 06:06:20,324 INFO L290 TraceCheckUtils]: 30: Hoare triple {26368#(and (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} assume !false; {26368#(and (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 06:06:20,324 INFO L290 TraceCheckUtils]: 31: Hoare triple {26368#(and (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} assume !!(~c~0 >= ~b~0);havoc ~d~0;havoc ~v~0;~d~0 := 1;~v~0 := ~b~0; {26368#(and (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 06:06:20,324 INFO L290 TraceCheckUtils]: 32: Hoare triple {26368#(and (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} assume !false; {26368#(and (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 06:06:20,324 INFO L272 TraceCheckUtils]: 33: Hoare triple {26368#(and (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {26275#true} is VALID [2022-04-08 06:06:20,325 INFO L290 TraceCheckUtils]: 34: Hoare triple {26275#true} ~cond := #in~cond; {26275#true} is VALID [2022-04-08 06:06:20,325 INFO L290 TraceCheckUtils]: 35: Hoare triple {26275#true} assume !(0 == ~cond); {26275#true} is VALID [2022-04-08 06:06:20,325 INFO L290 TraceCheckUtils]: 36: Hoare triple {26275#true} assume true; {26275#true} is VALID [2022-04-08 06:06:20,325 INFO L284 TraceCheckUtils]: 37: Hoare quadruple {26275#true} {26368#(and (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} #102#return; {26368#(and (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 06:06:20,325 INFO L272 TraceCheckUtils]: 38: Hoare triple {26368#(and (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} call __VERIFIER_assert((if ~b~0 == ~x~0 * ~q~0 + ~y~0 * ~s~0 then 1 else 0)); {26275#true} is VALID [2022-04-08 06:06:20,326 INFO L290 TraceCheckUtils]: 39: Hoare triple {26275#true} ~cond := #in~cond; {26399#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} is VALID [2022-04-08 06:06:20,326 INFO L290 TraceCheckUtils]: 40: Hoare triple {26399#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} assume !(0 == ~cond); {26403#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 06:06:20,326 INFO L290 TraceCheckUtils]: 41: Hoare triple {26403#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {26403#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 06:06:20,327 INFO L284 TraceCheckUtils]: 42: Hoare quadruple {26403#(not (= |__VERIFIER_assert_#in~cond| 0))} {26368#(and (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} #104#return; {26368#(and (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 06:06:20,327 INFO L272 TraceCheckUtils]: 43: Hoare triple {26368#(and (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} call __VERIFIER_assert((if ~a~0 == ~k~0 * ~b~0 + ~c~0 then 1 else 0)); {26275#true} is VALID [2022-04-08 06:06:20,327 INFO L290 TraceCheckUtils]: 44: Hoare triple {26275#true} ~cond := #in~cond; {26275#true} is VALID [2022-04-08 06:06:20,327 INFO L290 TraceCheckUtils]: 45: Hoare triple {26275#true} assume !(0 == ~cond); {26275#true} is VALID [2022-04-08 06:06:20,327 INFO L290 TraceCheckUtils]: 46: Hoare triple {26275#true} assume true; {26275#true} is VALID [2022-04-08 06:06:20,328 INFO L284 TraceCheckUtils]: 47: Hoare quadruple {26275#true} {26368#(and (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} #106#return; {26368#(and (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 06:06:20,328 INFO L272 TraceCheckUtils]: 48: Hoare triple {26368#(and (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} call __VERIFIER_assert((if ~v~0 == ~b~0 * ~d~0 then 1 else 0)); {26275#true} is VALID [2022-04-08 06:06:20,328 INFO L290 TraceCheckUtils]: 49: Hoare triple {26275#true} ~cond := #in~cond; {26275#true} is VALID [2022-04-08 06:06:20,328 INFO L290 TraceCheckUtils]: 50: Hoare triple {26275#true} assume !(0 == ~cond); {26275#true} is VALID [2022-04-08 06:06:20,328 INFO L290 TraceCheckUtils]: 51: Hoare triple {26275#true} assume true; {26275#true} is VALID [2022-04-08 06:06:20,329 INFO L284 TraceCheckUtils]: 52: Hoare quadruple {26275#true} {26368#(and (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} #108#return; {26368#(and (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 06:06:20,329 INFO L290 TraceCheckUtils]: 53: Hoare triple {26368#(and (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} assume !!(~c~0 >= 2 * ~v~0);~d~0 := 2 * ~d~0;~v~0 := 2 * ~v~0; {26368#(and (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 06:06:20,330 INFO L290 TraceCheckUtils]: 54: Hoare triple {26368#(and (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} assume !false; {26368#(and (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 06:06:20,330 INFO L272 TraceCheckUtils]: 55: Hoare triple {26368#(and (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {26275#true} is VALID [2022-04-08 06:06:20,330 INFO L290 TraceCheckUtils]: 56: Hoare triple {26275#true} ~cond := #in~cond; {26275#true} is VALID [2022-04-08 06:06:20,330 INFO L290 TraceCheckUtils]: 57: Hoare triple {26275#true} assume !(0 == ~cond); {26275#true} is VALID [2022-04-08 06:06:20,330 INFO L290 TraceCheckUtils]: 58: Hoare triple {26275#true} assume true; {26275#true} is VALID [2022-04-08 06:06:20,331 INFO L284 TraceCheckUtils]: 59: Hoare quadruple {26275#true} {26368#(and (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} #102#return; {26368#(and (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 06:06:20,331 INFO L272 TraceCheckUtils]: 60: Hoare triple {26368#(and (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} call __VERIFIER_assert((if ~b~0 == ~x~0 * ~q~0 + ~y~0 * ~s~0 then 1 else 0)); {26275#true} is VALID [2022-04-08 06:06:20,331 INFO L290 TraceCheckUtils]: 61: Hoare triple {26275#true} ~cond := #in~cond; {26275#true} is VALID [2022-04-08 06:06:20,331 INFO L290 TraceCheckUtils]: 62: Hoare triple {26275#true} assume !(0 == ~cond); {26275#true} is VALID [2022-04-08 06:06:20,331 INFO L290 TraceCheckUtils]: 63: Hoare triple {26275#true} assume true; {26275#true} is VALID [2022-04-08 06:06:20,332 INFO L284 TraceCheckUtils]: 64: Hoare quadruple {26275#true} {26368#(and (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} #104#return; {26368#(and (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 06:06:20,332 INFO L272 TraceCheckUtils]: 65: Hoare triple {26368#(and (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} call __VERIFIER_assert((if ~a~0 == ~k~0 * ~b~0 + ~c~0 then 1 else 0)); {26275#true} is VALID [2022-04-08 06:06:20,332 INFO L290 TraceCheckUtils]: 66: Hoare triple {26275#true} ~cond := #in~cond; {26275#true} is VALID [2022-04-08 06:06:20,332 INFO L290 TraceCheckUtils]: 67: Hoare triple {26275#true} assume !(0 == ~cond); {26275#true} is VALID [2022-04-08 06:06:20,332 INFO L290 TraceCheckUtils]: 68: Hoare triple {26275#true} assume true; {26275#true} is VALID [2022-04-08 06:06:20,333 INFO L284 TraceCheckUtils]: 69: Hoare quadruple {26275#true} {26368#(and (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} #106#return; {26368#(and (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 06:06:20,333 INFO L272 TraceCheckUtils]: 70: Hoare triple {26368#(and (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} call __VERIFIER_assert((if ~v~0 == ~b~0 * ~d~0 then 1 else 0)); {26275#true} is VALID [2022-04-08 06:06:20,333 INFO L290 TraceCheckUtils]: 71: Hoare triple {26275#true} ~cond := #in~cond; {26275#true} is VALID [2022-04-08 06:06:20,333 INFO L290 TraceCheckUtils]: 72: Hoare triple {26275#true} assume !(0 == ~cond); {26275#true} is VALID [2022-04-08 06:06:20,333 INFO L290 TraceCheckUtils]: 73: Hoare triple {26275#true} assume true; {26275#true} is VALID [2022-04-08 06:06:20,334 INFO L284 TraceCheckUtils]: 74: Hoare quadruple {26275#true} {26368#(and (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} #108#return; {26368#(and (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 06:06:20,335 INFO L290 TraceCheckUtils]: 75: Hoare triple {26368#(and (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} assume !!(~c~0 >= 2 * ~v~0);~d~0 := 2 * ~d~0;~v~0 := 2 * ~v~0; {26509#(and (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= (mod main_~d~0 2) 0) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 06:06:20,335 INFO L290 TraceCheckUtils]: 76: Hoare triple {26509#(and (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= (mod main_~d~0 2) 0) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} assume !false; {26509#(and (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= (mod main_~d~0 2) 0) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 06:06:20,335 INFO L272 TraceCheckUtils]: 77: Hoare triple {26509#(and (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= (mod main_~d~0 2) 0) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {26275#true} is VALID [2022-04-08 06:06:20,335 INFO L290 TraceCheckUtils]: 78: Hoare triple {26275#true} ~cond := #in~cond; {26275#true} is VALID [2022-04-08 06:06:20,335 INFO L290 TraceCheckUtils]: 79: Hoare triple {26275#true} assume !(0 == ~cond); {26275#true} is VALID [2022-04-08 06:06:20,335 INFO L290 TraceCheckUtils]: 80: Hoare triple {26275#true} assume true; {26275#true} is VALID [2022-04-08 06:06:20,336 INFO L284 TraceCheckUtils]: 81: Hoare quadruple {26275#true} {26509#(and (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= (mod main_~d~0 2) 0) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} #102#return; {26509#(and (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= (mod main_~d~0 2) 0) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 06:06:20,336 INFO L272 TraceCheckUtils]: 82: Hoare triple {26509#(and (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= (mod main_~d~0 2) 0) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} call __VERIFIER_assert((if ~b~0 == ~x~0 * ~q~0 + ~y~0 * ~s~0 then 1 else 0)); {26275#true} is VALID [2022-04-08 06:06:20,336 INFO L290 TraceCheckUtils]: 83: Hoare triple {26275#true} ~cond := #in~cond; {26275#true} is VALID [2022-04-08 06:06:20,336 INFO L290 TraceCheckUtils]: 84: Hoare triple {26275#true} assume !(0 == ~cond); {26275#true} is VALID [2022-04-08 06:06:20,336 INFO L290 TraceCheckUtils]: 85: Hoare triple {26275#true} assume true; {26275#true} is VALID [2022-04-08 06:06:20,337 INFO L284 TraceCheckUtils]: 86: Hoare quadruple {26275#true} {26509#(and (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= (mod main_~d~0 2) 0) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} #104#return; {26509#(and (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= (mod main_~d~0 2) 0) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 06:06:20,337 INFO L272 TraceCheckUtils]: 87: Hoare triple {26509#(and (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= (mod main_~d~0 2) 0) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} call __VERIFIER_assert((if ~a~0 == ~k~0 * ~b~0 + ~c~0 then 1 else 0)); {26275#true} is VALID [2022-04-08 06:06:20,337 INFO L290 TraceCheckUtils]: 88: Hoare triple {26275#true} ~cond := #in~cond; {26275#true} is VALID [2022-04-08 06:06:20,337 INFO L290 TraceCheckUtils]: 89: Hoare triple {26275#true} assume !(0 == ~cond); {26275#true} is VALID [2022-04-08 06:06:20,337 INFO L290 TraceCheckUtils]: 90: Hoare triple {26275#true} assume true; {26275#true} is VALID [2022-04-08 06:06:20,338 INFO L284 TraceCheckUtils]: 91: Hoare quadruple {26275#true} {26509#(and (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= (mod main_~d~0 2) 0) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} #106#return; {26509#(and (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= (mod main_~d~0 2) 0) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 06:06:20,338 INFO L272 TraceCheckUtils]: 92: Hoare triple {26509#(and (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= (mod main_~d~0 2) 0) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} call __VERIFIER_assert((if ~v~0 == ~b~0 * ~d~0 then 1 else 0)); {26275#true} is VALID [2022-04-08 06:06:20,338 INFO L290 TraceCheckUtils]: 93: Hoare triple {26275#true} ~cond := #in~cond; {26399#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} is VALID [2022-04-08 06:06:20,339 INFO L290 TraceCheckUtils]: 94: Hoare triple {26399#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} assume !(0 == ~cond); {26403#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 06:06:20,339 INFO L290 TraceCheckUtils]: 95: Hoare triple {26403#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {26403#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 06:06:20,340 INFO L284 TraceCheckUtils]: 96: Hoare quadruple {26403#(not (= |__VERIFIER_assert_#in~cond| 0))} {26509#(and (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= (mod main_~d~0 2) 0) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} #108#return; {26573#(and (= main_~v~0 (* main_~d~0 main_~b~0)) (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= (mod main_~d~0 2) 0) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 06:06:20,340 INFO L290 TraceCheckUtils]: 97: Hoare triple {26573#(and (= main_~v~0 (* main_~d~0 main_~b~0)) (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= (mod main_~d~0 2) 0) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} assume !(~c~0 >= 2 * ~v~0); {26573#(and (= main_~v~0 (* main_~d~0 main_~b~0)) (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= (mod main_~d~0 2) 0) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 06:06:20,342 INFO L290 TraceCheckUtils]: 98: Hoare triple {26573#(and (= main_~v~0 (* main_~d~0 main_~b~0)) (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= (mod main_~d~0 2) 0) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} ~c~0 := ~c~0 - ~v~0;~k~0 := ~k~0 + ~d~0; {26580#(and (= main_~r~0 0) (= (+ (* (- 1) main_~c~0) main_~x~0) (* main_~b~0 main_~k~0)) (= main_~s~0 1) (= (mod main_~k~0 2) 0) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~p~0 1))} is VALID [2022-04-08 06:06:20,343 INFO L290 TraceCheckUtils]: 99: Hoare triple {26580#(and (= main_~r~0 0) (= (+ (* (- 1) main_~c~0) main_~x~0) (* main_~b~0 main_~k~0)) (= main_~s~0 1) (= (mod main_~k~0 2) 0) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~p~0 1))} assume !false; {26580#(and (= main_~r~0 0) (= (+ (* (- 1) main_~c~0) main_~x~0) (* main_~b~0 main_~k~0)) (= main_~s~0 1) (= (mod main_~k~0 2) 0) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~p~0 1))} is VALID [2022-04-08 06:06:20,343 INFO L290 TraceCheckUtils]: 100: Hoare triple {26580#(and (= main_~r~0 0) (= (+ (* (- 1) main_~c~0) main_~x~0) (* main_~b~0 main_~k~0)) (= main_~s~0 1) (= (mod main_~k~0 2) 0) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~p~0 1))} assume !(~c~0 >= ~b~0); {26580#(and (= main_~r~0 0) (= (+ (* (- 1) main_~c~0) main_~x~0) (* main_~b~0 main_~k~0)) (= main_~s~0 1) (= (mod main_~k~0 2) 0) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~p~0 1))} is VALID [2022-04-08 06:06:22,346 WARN L290 TraceCheckUtils]: 101: Hoare triple {26580#(and (= main_~r~0 0) (= (+ (* (- 1) main_~c~0) main_~x~0) (* main_~b~0 main_~k~0)) (= main_~s~0 1) (= (mod main_~k~0 2) 0) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~p~0 1))} ~a~0 := ~b~0;~b~0 := ~c~0;havoc ~temp~0;~temp~0 := ~p~0;~p~0 := ~q~0;~q~0 := ~temp~0 - ~q~0 * ~k~0;~temp~0 := ~r~0;~r~0 := ~s~0;~s~0 := ~temp~0 - ~s~0 * ~k~0; {26590#(and (or (and (= (+ main_~q~0 (* 2 (* main_~p~0 (div (div (+ main_~x~0 (* (- 1) main_~b~0)) 2) main_~a~0)))) 1) (= (+ (* (* main_~r~0 (div (div (+ main_~x~0 (* (- 1) main_~b~0)) 2) main_~a~0)) 2) main_~s~0) 0) (= (mod (+ main_~b~0 main_~x~0) 2) 0) (= (mod (div (+ main_~x~0 (* (- 1) main_~b~0)) 2) main_~a~0) 0) (not (= main_~a~0 0))) (and (= main_~a~0 0) (= (div (+ (* (- 1) main_~q~0) 1) 2) 0) (= (mod (+ main_~b~0 main_~x~0) 2) 0) (= (mod main_~s~0 2) 0) (= (mod (+ main_~q~0 1) 2) 0) (= (div (+ main_~x~0 (* (- 1) main_~b~0)) 2) 0))) (= main_~p~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0))} is UNKNOWN [2022-04-08 06:06:22,347 INFO L290 TraceCheckUtils]: 102: Hoare triple {26590#(and (or (and (= (+ main_~q~0 (* 2 (* main_~p~0 (div (div (+ main_~x~0 (* (- 1) main_~b~0)) 2) main_~a~0)))) 1) (= (+ (* (* main_~r~0 (div (div (+ main_~x~0 (* (- 1) main_~b~0)) 2) main_~a~0)) 2) main_~s~0) 0) (= (mod (+ main_~b~0 main_~x~0) 2) 0) (= (mod (div (+ main_~x~0 (* (- 1) main_~b~0)) 2) main_~a~0) 0) (not (= main_~a~0 0))) (and (= main_~a~0 0) (= (div (+ (* (- 1) main_~q~0) 1) 2) 0) (= (mod (+ main_~b~0 main_~x~0) 2) 0) (= (mod main_~s~0 2) 0) (= (mod (+ main_~q~0 1) 2) 0) (= (div (+ main_~x~0 (* (- 1) main_~b~0)) 2) 0))) (= main_~p~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0))} assume !false; {26590#(and (or (and (= (+ main_~q~0 (* 2 (* main_~p~0 (div (div (+ main_~x~0 (* (- 1) main_~b~0)) 2) main_~a~0)))) 1) (= (+ (* (* main_~r~0 (div (div (+ main_~x~0 (* (- 1) main_~b~0)) 2) main_~a~0)) 2) main_~s~0) 0) (= (mod (+ main_~b~0 main_~x~0) 2) 0) (= (mod (div (+ main_~x~0 (* (- 1) main_~b~0)) 2) main_~a~0) 0) (not (= main_~a~0 0))) (and (= main_~a~0 0) (= (div (+ (* (- 1) main_~q~0) 1) 2) 0) (= (mod (+ main_~b~0 main_~x~0) 2) 0) (= (mod main_~s~0 2) 0) (= (mod (+ main_~q~0 1) 2) 0) (= (div (+ main_~x~0 (* (- 1) main_~b~0)) 2) 0))) (= main_~p~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0))} is VALID [2022-04-08 06:06:22,348 INFO L290 TraceCheckUtils]: 103: Hoare triple {26590#(and (or (and (= (+ main_~q~0 (* 2 (* main_~p~0 (div (div (+ main_~x~0 (* (- 1) main_~b~0)) 2) main_~a~0)))) 1) (= (+ (* (* main_~r~0 (div (div (+ main_~x~0 (* (- 1) main_~b~0)) 2) main_~a~0)) 2) main_~s~0) 0) (= (mod (+ main_~b~0 main_~x~0) 2) 0) (= (mod (div (+ main_~x~0 (* (- 1) main_~b~0)) 2) main_~a~0) 0) (not (= main_~a~0 0))) (and (= main_~a~0 0) (= (div (+ (* (- 1) main_~q~0) 1) 2) 0) (= (mod (+ main_~b~0 main_~x~0) 2) 0) (= (mod main_~s~0 2) 0) (= (mod (+ main_~q~0 1) 2) 0) (= (div (+ main_~x~0 (* (- 1) main_~b~0)) 2) 0))) (= main_~p~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0))} assume !(0 != ~b~0); {26597#(and (or (and (= main_~a~0 0) (= (div main_~x~0 2) 0) (= (div (+ (* (- 1) main_~q~0) 1) 2) 0) (= (mod main_~s~0 2) 0) (= (mod (+ main_~q~0 1) 2) 0) (= (mod main_~x~0 2) 0)) (and (= (+ main_~q~0 (* 2 (* main_~p~0 (div (div main_~x~0 2) main_~a~0)))) 1) (not (= main_~a~0 0)) (= (mod (div main_~x~0 2) main_~a~0) 0) (= (mod main_~x~0 2) 0) (= (+ main_~s~0 (* 2 (* main_~r~0 (div (div main_~x~0 2) main_~a~0)))) 0))) (= main_~p~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0))} is VALID [2022-04-08 06:06:22,361 INFO L272 TraceCheckUtils]: 104: Hoare triple {26597#(and (or (and (= main_~a~0 0) (= (div main_~x~0 2) 0) (= (div (+ (* (- 1) main_~q~0) 1) 2) 0) (= (mod main_~s~0 2) 0) (= (mod (+ main_~q~0 1) 2) 0) (= (mod main_~x~0 2) 0)) (and (= (+ main_~q~0 (* 2 (* main_~p~0 (div (div main_~x~0 2) main_~a~0)))) 1) (not (= main_~a~0 0)) (= (mod (div main_~x~0 2) main_~a~0) 0) (= (mod main_~x~0 2) 0) (= (+ main_~s~0 (* 2 (* main_~r~0 (div (div main_~x~0 2) main_~a~0)))) 0))) (= main_~p~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0))} call __VERIFIER_assert((if ~p~0 * ~x~0 - ~q~0 * ~x~0 + ~r~0 * ~y~0 - ~s~0 * ~y~0 == ~a~0 then 1 else 0)); {26601#(<= 1 |__VERIFIER_assert_#in~cond|)} is VALID [2022-04-08 06:06:22,361 INFO L290 TraceCheckUtils]: 105: Hoare triple {26601#(<= 1 |__VERIFIER_assert_#in~cond|)} ~cond := #in~cond; {26605#(<= 1 __VERIFIER_assert_~cond)} is VALID [2022-04-08 06:06:22,362 INFO L290 TraceCheckUtils]: 106: Hoare triple {26605#(<= 1 __VERIFIER_assert_~cond)} assume 0 == ~cond; {26276#false} is VALID [2022-04-08 06:06:22,362 INFO L290 TraceCheckUtils]: 107: Hoare triple {26276#false} assume !false; {26276#false} is VALID [2022-04-08 06:06:22,362 INFO L134 CoverageAnalysis]: Checked inductivity of 334 backedges. 67 proven. 33 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2022-04-08 06:06:22,362 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-08 06:06:35,812 WARN L907 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2022-04-08 06:06:36,779 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-08 06:06:36,779 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [969973065] [2022-04-08 06:06:36,780 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-04-08 06:06:36,780 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1353270709] [2022-04-08 06:06:36,780 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1353270709] provided 0 perfect and 1 imperfect interpolant sequences [2022-04-08 06:06:36,780 INFO L184 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-04-08 06:06:36,780 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2022-04-08 06:06:36,780 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-08 06:06:36,780 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [254569189] [2022-04-08 06:06:36,780 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [254569189] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 06:06:36,780 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 06:06:36,780 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-04-08 06:06:36,780 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [501246102] [2022-04-08 06:06:36,780 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-08 06:06:36,781 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 2.6666666666666665) internal successors, (32), 12 states have internal predecessors, (32), 4 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (14), 4 states have call predecessors, (14), 3 states have call successors, (14) Word has length 108 [2022-04-08 06:06:36,781 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-08 06:06:36,781 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 13 states, 12 states have (on average 2.6666666666666665) internal successors, (32), 12 states have internal predecessors, (32), 4 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (14), 4 states have call predecessors, (14), 3 states have call successors, (14) [2022-04-08 06:06:38,853 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 61 edges. 60 inductive. 0 not inductive. 1 times theorem prover too weak to decide inductivity. [2022-04-08 06:06:38,853 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-04-08 06:06:38,853 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-08 06:06:38,854 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-04-08 06:06:38,854 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=314, Unknown=0, NotChecked=0, Total=380 [2022-04-08 06:06:38,854 INFO L87 Difference]: Start difference. First operand 446 states and 623 transitions. Second operand has 13 states, 12 states have (on average 2.6666666666666665) internal successors, (32), 12 states have internal predecessors, (32), 4 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (14), 4 states have call predecessors, (14), 3 states have call successors, (14) [2022-04-08 06:06:42,371 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2022-04-08 06:06:45,181 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2022-04-08 06:06:47,081 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.25s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2022-04-08 06:06:52,641 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 06:06:52,641 INFO L93 Difference]: Finished difference Result 530 states and 735 transitions. [2022-04-08 06:06:52,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-04-08 06:06:52,641 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 2.6666666666666665) internal successors, (32), 12 states have internal predecessors, (32), 4 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (14), 4 states have call predecessors, (14), 3 states have call successors, (14) Word has length 108 [2022-04-08 06:06:52,641 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-08 06:06:52,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13 states, 12 states have (on average 2.6666666666666665) internal successors, (32), 12 states have internal predecessors, (32), 4 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (14), 4 states have call predecessors, (14), 3 states have call successors, (14) [2022-04-08 06:06:52,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 140 transitions. [2022-04-08 06:06:52,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13 states, 12 states have (on average 2.6666666666666665) internal successors, (32), 12 states have internal predecessors, (32), 4 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (14), 4 states have call predecessors, (14), 3 states have call successors, (14) [2022-04-08 06:06:52,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 140 transitions. [2022-04-08 06:06:52,644 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 13 states and 140 transitions. [2022-04-08 06:06:54,853 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 140 edges. 139 inductive. 0 not inductive. 1 times theorem prover too weak to decide inductivity. [2022-04-08 06:06:54,865 INFO L225 Difference]: With dead ends: 530 [2022-04-08 06:06:54,865 INFO L226 Difference]: Without dead ends: 527 [2022-04-08 06:06:54,866 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 148 GetRequests, 122 SyntacticMatches, 1 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 105 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=130, Invalid=572, Unknown=0, NotChecked=0, Total=702 [2022-04-08 06:06:54,866 INFO L913 BasicCegarLoop]: 51 mSDtfsCounter, 50 mSDsluCounter, 222 mSDsCounter, 0 mSdLazyCounter, 536 mSolverCounterSat, 52 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 58 SdHoareTripleChecker+Valid, 273 SdHoareTripleChecker+Invalid, 590 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 52 IncrementalHoareTripleChecker+Valid, 536 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.9s IncrementalHoareTripleChecker+Time [2022-04-08 06:06:54,866 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [58 Valid, 273 Invalid, 590 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [52 Valid, 536 Invalid, 2 Unknown, 0 Unchecked, 9.9s Time] [2022-04-08 06:06:54,867 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 527 states. [2022-04-08 06:06:56,413 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 527 to 497. [2022-04-08 06:06:56,413 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-08 06:06:56,414 INFO L82 GeneralOperation]: Start isEquivalent. First operand 527 states. Second operand has 497 states, 287 states have (on average 1.1986062717770034) internal successors, (344), 288 states have internal predecessors, (344), 175 states have call successors, (175), 35 states have call predecessors, (175), 34 states have return successors, (173), 173 states have call predecessors, (173), 173 states have call successors, (173) [2022-04-08 06:06:56,415 INFO L74 IsIncluded]: Start isIncluded. First operand 527 states. Second operand has 497 states, 287 states have (on average 1.1986062717770034) internal successors, (344), 288 states have internal predecessors, (344), 175 states have call successors, (175), 35 states have call predecessors, (175), 34 states have return successors, (173), 173 states have call predecessors, (173), 173 states have call successors, (173) [2022-04-08 06:06:56,415 INFO L87 Difference]: Start difference. First operand 527 states. Second operand has 497 states, 287 states have (on average 1.1986062717770034) internal successors, (344), 288 states have internal predecessors, (344), 175 states have call successors, (175), 35 states have call predecessors, (175), 34 states have return successors, (173), 173 states have call predecessors, (173), 173 states have call successors, (173) [2022-04-08 06:06:56,426 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 06:06:56,427 INFO L93 Difference]: Finished difference Result 527 states and 731 transitions. [2022-04-08 06:06:56,427 INFO L276 IsEmpty]: Start isEmpty. Operand 527 states and 731 transitions. [2022-04-08 06:06:56,428 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 06:06:56,428 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 06:06:56,428 INFO L74 IsIncluded]: Start isIncluded. First operand has 497 states, 287 states have (on average 1.1986062717770034) internal successors, (344), 288 states have internal predecessors, (344), 175 states have call successors, (175), 35 states have call predecessors, (175), 34 states have return successors, (173), 173 states have call predecessors, (173), 173 states have call successors, (173) Second operand 527 states. [2022-04-08 06:06:56,429 INFO L87 Difference]: Start difference. First operand has 497 states, 287 states have (on average 1.1986062717770034) internal successors, (344), 288 states have internal predecessors, (344), 175 states have call successors, (175), 35 states have call predecessors, (175), 34 states have return successors, (173), 173 states have call predecessors, (173), 173 states have call successors, (173) Second operand 527 states. [2022-04-08 06:06:56,440 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 06:06:56,440 INFO L93 Difference]: Finished difference Result 527 states and 731 transitions. [2022-04-08 06:06:56,440 INFO L276 IsEmpty]: Start isEmpty. Operand 527 states and 731 transitions. [2022-04-08 06:06:56,441 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 06:06:56,441 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 06:06:56,442 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-08 06:06:56,442 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-08 06:06:56,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 497 states, 287 states have (on average 1.1986062717770034) internal successors, (344), 288 states have internal predecessors, (344), 175 states have call successors, (175), 35 states have call predecessors, (175), 34 states have return successors, (173), 173 states have call predecessors, (173), 173 states have call successors, (173) [2022-04-08 06:06:56,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 497 states and 692 transitions. [2022-04-08 06:06:56,455 INFO L78 Accepts]: Start accepts. Automaton has 497 states and 692 transitions. Word has length 108 [2022-04-08 06:06:56,455 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-08 06:06:56,456 INFO L478 AbstractCegarLoop]: Abstraction has 497 states and 692 transitions. [2022-04-08 06:06:56,456 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 2.6666666666666665) internal successors, (32), 12 states have internal predecessors, (32), 4 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (14), 4 states have call predecessors, (14), 3 states have call successors, (14) [2022-04-08 06:06:56,456 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 497 states and 692 transitions. [2022-04-08 06:07:00,393 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 692 edges. 691 inductive. 0 not inductive. 1 times theorem prover too weak to decide inductivity. [2022-04-08 06:07:00,393 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 692 transitions. [2022-04-08 06:07:00,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2022-04-08 06:07:00,396 INFO L491 BasicCegarLoop]: Found error trace [2022-04-08 06:07:00,397 INFO L499 BasicCegarLoop]: trace histogram [10, 9, 9, 6, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-08 06:07:00,416 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Ended with exit code 0 [2022-04-08 06:07:00,611 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2022-04-08 06:07:00,611 INFO L403 AbstractCegarLoop]: === Iteration 19 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-08 06:07:00,612 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-08 06:07:00,612 INFO L85 PathProgramCache]: Analyzing trace with hash 826422219, now seen corresponding path program 9 times [2022-04-08 06:07:00,612 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-08 06:07:00,612 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [1291613289] [2022-04-08 06:07:00,612 INFO L202 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-04-08 06:07:00,612 INFO L85 PathProgramCache]: Analyzing trace with hash 826422219, now seen corresponding path program 10 times [2022-04-08 06:07:00,612 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-08 06:07:00,613 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2099527055] [2022-04-08 06:07:00,613 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-08 06:07:00,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-08 06:07:00,623 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-04-08 06:07:00,623 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2139491744] [2022-04-08 06:07:00,623 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-04-08 06:07:00,624 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-08 06:07:00,624 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-08 06:07:00,624 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) [2022-04-08 06:07:00,625 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2022-04-08 06:07:00,686 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-04-08 06:07:00,686 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-08 06:07:00,688 INFO L263 TraceCheckSpWp]: Trace formula consists of 257 conjuncts, 108 conjunts are in the unsatisfiable core [2022-04-08 06:07:00,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 06:07:00,715 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-08 06:07:24,032 INFO L272 TraceCheckUtils]: 0: Hoare triple {29842#true} call ULTIMATE.init(); {29842#true} is VALID [2022-04-08 06:07:24,032 INFO L290 TraceCheckUtils]: 1: Hoare triple {29842#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(11, 2);call #Ultimate.allocInit(12, 3); {29842#true} is VALID [2022-04-08 06:07:24,032 INFO L290 TraceCheckUtils]: 2: Hoare triple {29842#true} assume true; {29842#true} is VALID [2022-04-08 06:07:24,032 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {29842#true} {29842#true} #112#return; {29842#true} is VALID [2022-04-08 06:07:24,033 INFO L272 TraceCheckUtils]: 4: Hoare triple {29842#true} call #t~ret6 := main(); {29842#true} is VALID [2022-04-08 06:07:24,033 INFO L290 TraceCheckUtils]: 5: Hoare triple {29842#true} havoc ~x~0;havoc ~y~0;havoc ~a~0;havoc ~b~0;havoc ~p~0;havoc ~q~0;havoc ~r~0;havoc ~s~0;assume -2147483648 <= #t~nondet4 && #t~nondet4 <= 2147483647;~x~0 := #t~nondet4;havoc #t~nondet4; {29842#true} is VALID [2022-04-08 06:07:24,033 INFO L272 TraceCheckUtils]: 6: Hoare triple {29842#true} call assume_abort_if_not((if ~x~0 >= 0 && ~x~0 <= 10 then 1 else 0)); {29842#true} is VALID [2022-04-08 06:07:24,033 INFO L290 TraceCheckUtils]: 7: Hoare triple {29842#true} ~cond := #in~cond; {29842#true} is VALID [2022-04-08 06:07:24,033 INFO L290 TraceCheckUtils]: 8: Hoare triple {29842#true} assume !(0 == ~cond); {29842#true} is VALID [2022-04-08 06:07:24,033 INFO L290 TraceCheckUtils]: 9: Hoare triple {29842#true} assume true; {29842#true} is VALID [2022-04-08 06:07:24,033 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {29842#true} {29842#true} #94#return; {29842#true} is VALID [2022-04-08 06:07:24,033 INFO L290 TraceCheckUtils]: 11: Hoare triple {29842#true} assume -2147483648 <= #t~nondet5 && #t~nondet5 <= 2147483647;~y~0 := #t~nondet5;havoc #t~nondet5; {29842#true} is VALID [2022-04-08 06:07:24,033 INFO L272 TraceCheckUtils]: 12: Hoare triple {29842#true} call assume_abort_if_not((if ~y~0 >= 0 && ~y~0 <= 10 then 1 else 0)); {29842#true} is VALID [2022-04-08 06:07:24,033 INFO L290 TraceCheckUtils]: 13: Hoare triple {29842#true} ~cond := #in~cond; {29842#true} is VALID [2022-04-08 06:07:24,033 INFO L290 TraceCheckUtils]: 14: Hoare triple {29842#true} assume !(0 == ~cond); {29842#true} is VALID [2022-04-08 06:07:24,033 INFO L290 TraceCheckUtils]: 15: Hoare triple {29842#true} assume true; {29842#true} is VALID [2022-04-08 06:07:24,033 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {29842#true} {29842#true} #96#return; {29842#true} is VALID [2022-04-08 06:07:24,033 INFO L272 TraceCheckUtils]: 17: Hoare triple {29842#true} call assume_abort_if_not((if ~x~0 >= 1 then 1 else 0)); {29842#true} is VALID [2022-04-08 06:07:24,034 INFO L290 TraceCheckUtils]: 18: Hoare triple {29842#true} ~cond := #in~cond; {29842#true} is VALID [2022-04-08 06:07:24,034 INFO L290 TraceCheckUtils]: 19: Hoare triple {29842#true} assume !(0 == ~cond); {29842#true} is VALID [2022-04-08 06:07:24,034 INFO L290 TraceCheckUtils]: 20: Hoare triple {29842#true} assume true; {29842#true} is VALID [2022-04-08 06:07:24,034 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {29842#true} {29842#true} #98#return; {29842#true} is VALID [2022-04-08 06:07:24,034 INFO L272 TraceCheckUtils]: 22: Hoare triple {29842#true} call assume_abort_if_not((if ~y~0 >= 1 then 1 else 0)); {29842#true} is VALID [2022-04-08 06:07:24,034 INFO L290 TraceCheckUtils]: 23: Hoare triple {29842#true} ~cond := #in~cond; {29842#true} is VALID [2022-04-08 06:07:24,034 INFO L290 TraceCheckUtils]: 24: Hoare triple {29842#true} assume !(0 == ~cond); {29842#true} is VALID [2022-04-08 06:07:24,034 INFO L290 TraceCheckUtils]: 25: Hoare triple {29842#true} assume true; {29842#true} is VALID [2022-04-08 06:07:24,034 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {29842#true} {29842#true} #100#return; {29842#true} is VALID [2022-04-08 06:07:24,035 INFO L290 TraceCheckUtils]: 27: Hoare triple {29842#true} ~a~0 := ~x~0;~b~0 := ~y~0;~p~0 := 1;~q~0 := 0;~r~0 := 0;~s~0 := 1; {29928#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0))} is VALID [2022-04-08 06:07:24,035 INFO L290 TraceCheckUtils]: 28: Hoare triple {29928#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0))} assume !false; {29928#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0))} is VALID [2022-04-08 06:07:24,035 INFO L290 TraceCheckUtils]: 29: Hoare triple {29928#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0))} assume !!(0 != ~b~0);havoc ~c~0;havoc ~k~0;~c~0 := ~a~0;~k~0 := 0; {29935#(and (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~c~0 main_~x~0))} is VALID [2022-04-08 06:07:24,036 INFO L290 TraceCheckUtils]: 30: Hoare triple {29935#(and (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~c~0 main_~x~0))} assume !false; {29935#(and (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~c~0 main_~x~0))} is VALID [2022-04-08 06:07:24,036 INFO L290 TraceCheckUtils]: 31: Hoare triple {29935#(and (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~c~0 main_~x~0))} assume !(~c~0 >= ~b~0); {29935#(and (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~c~0 main_~x~0))} is VALID [2022-04-08 06:07:24,037 INFO L290 TraceCheckUtils]: 32: Hoare triple {29935#(and (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~c~0 main_~x~0))} ~a~0 := ~b~0;~b~0 := ~c~0;havoc ~temp~0;~temp~0 := ~p~0;~p~0 := ~q~0;~q~0 := ~temp~0 - ~q~0 * ~k~0;~temp~0 := ~r~0;~r~0 := ~s~0;~s~0 := ~temp~0 - ~s~0 * ~k~0; {29945#(and (= main_~s~0 0) (= main_~p~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~b~0 main_~x~0))} is VALID [2022-04-08 06:07:24,037 INFO L290 TraceCheckUtils]: 33: Hoare triple {29945#(and (= main_~s~0 0) (= main_~p~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~b~0 main_~x~0))} assume !false; {29945#(and (= main_~s~0 0) (= main_~p~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~b~0 main_~x~0))} is VALID [2022-04-08 06:07:24,037 INFO L290 TraceCheckUtils]: 34: Hoare triple {29945#(and (= main_~s~0 0) (= main_~p~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~b~0 main_~x~0))} assume !!(0 != ~b~0);havoc ~c~0;havoc ~k~0;~c~0 := ~a~0;~k~0 := 0; {29952#(and (= main_~c~0 main_~a~0) (= main_~s~0 0) (= main_~p~0 0) (= main_~k~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~b~0 main_~x~0))} is VALID [2022-04-08 06:07:24,038 INFO L290 TraceCheckUtils]: 35: Hoare triple {29952#(and (= main_~c~0 main_~a~0) (= main_~s~0 0) (= main_~p~0 0) (= main_~k~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~b~0 main_~x~0))} assume !false; {29952#(and (= main_~c~0 main_~a~0) (= main_~s~0 0) (= main_~p~0 0) (= main_~k~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~b~0 main_~x~0))} is VALID [2022-04-08 06:07:24,038 INFO L290 TraceCheckUtils]: 36: Hoare triple {29952#(and (= main_~c~0 main_~a~0) (= main_~s~0 0) (= main_~p~0 0) (= main_~k~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~b~0 main_~x~0))} assume !!(~c~0 >= ~b~0);havoc ~d~0;havoc ~v~0;~d~0 := 1;~v~0 := ~b~0; {29959#(and (= main_~b~0 main_~v~0) (= main_~c~0 main_~a~0) (= main_~s~0 0) (= main_~p~0 0) (= main_~k~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~b~0 main_~x~0) (= main_~d~0 1))} is VALID [2022-04-08 06:07:24,039 INFO L290 TraceCheckUtils]: 37: Hoare triple {29959#(and (= main_~b~0 main_~v~0) (= main_~c~0 main_~a~0) (= main_~s~0 0) (= main_~p~0 0) (= main_~k~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~b~0 main_~x~0) (= main_~d~0 1))} assume !false; {29959#(and (= main_~b~0 main_~v~0) (= main_~c~0 main_~a~0) (= main_~s~0 0) (= main_~p~0 0) (= main_~k~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~b~0 main_~x~0) (= main_~d~0 1))} is VALID [2022-04-08 06:07:24,039 INFO L272 TraceCheckUtils]: 38: Hoare triple {29959#(and (= main_~b~0 main_~v~0) (= main_~c~0 main_~a~0) (= main_~s~0 0) (= main_~p~0 0) (= main_~k~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~b~0 main_~x~0) (= main_~d~0 1))} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {29842#true} is VALID [2022-04-08 06:07:24,039 INFO L290 TraceCheckUtils]: 39: Hoare triple {29842#true} ~cond := #in~cond; {29969#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} is VALID [2022-04-08 06:07:24,039 INFO L290 TraceCheckUtils]: 40: Hoare triple {29969#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} assume !(0 == ~cond); {29973#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 06:07:24,040 INFO L290 TraceCheckUtils]: 41: Hoare triple {29973#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {29973#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 06:07:24,041 INFO L284 TraceCheckUtils]: 42: Hoare quadruple {29973#(not (= |__VERIFIER_assert_#in~cond| 0))} {29959#(and (= main_~b~0 main_~v~0) (= main_~c~0 main_~a~0) (= main_~s~0 0) (= main_~p~0 0) (= main_~k~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~b~0 main_~x~0) (= main_~d~0 1))} #102#return; {29980#(and (= main_~b~0 main_~v~0) (= main_~s~0 0) (= main_~p~0 0) (= main_~k~0 0) (= main_~r~0 1) (= main_~b~0 main_~x~0) (= main_~d~0 1) (= main_~c~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} is VALID [2022-04-08 06:07:24,041 INFO L272 TraceCheckUtils]: 43: Hoare triple {29980#(and (= main_~b~0 main_~v~0) (= main_~s~0 0) (= main_~p~0 0) (= main_~k~0 0) (= main_~r~0 1) (= main_~b~0 main_~x~0) (= main_~d~0 1) (= main_~c~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} call __VERIFIER_assert((if ~b~0 == ~x~0 * ~q~0 + ~y~0 * ~s~0 then 1 else 0)); {29842#true} is VALID [2022-04-08 06:07:24,041 INFO L290 TraceCheckUtils]: 44: Hoare triple {29842#true} ~cond := #in~cond; {29842#true} is VALID [2022-04-08 06:07:24,041 INFO L290 TraceCheckUtils]: 45: Hoare triple {29842#true} assume !(0 == ~cond); {29842#true} is VALID [2022-04-08 06:07:24,041 INFO L290 TraceCheckUtils]: 46: Hoare triple {29842#true} assume true; {29842#true} is VALID [2022-04-08 06:07:24,042 INFO L284 TraceCheckUtils]: 47: Hoare quadruple {29842#true} {29980#(and (= main_~b~0 main_~v~0) (= main_~s~0 0) (= main_~p~0 0) (= main_~k~0 0) (= main_~r~0 1) (= main_~b~0 main_~x~0) (= main_~d~0 1) (= main_~c~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} #104#return; {29980#(and (= main_~b~0 main_~v~0) (= main_~s~0 0) (= main_~p~0 0) (= main_~k~0 0) (= main_~r~0 1) (= main_~b~0 main_~x~0) (= main_~d~0 1) (= main_~c~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} is VALID [2022-04-08 06:07:24,042 INFO L272 TraceCheckUtils]: 48: Hoare triple {29980#(and (= main_~b~0 main_~v~0) (= main_~s~0 0) (= main_~p~0 0) (= main_~k~0 0) (= main_~r~0 1) (= main_~b~0 main_~x~0) (= main_~d~0 1) (= main_~c~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} call __VERIFIER_assert((if ~a~0 == ~k~0 * ~b~0 + ~c~0 then 1 else 0)); {29842#true} is VALID [2022-04-08 06:07:24,042 INFO L290 TraceCheckUtils]: 49: Hoare triple {29842#true} ~cond := #in~cond; {29842#true} is VALID [2022-04-08 06:07:24,042 INFO L290 TraceCheckUtils]: 50: Hoare triple {29842#true} assume !(0 == ~cond); {29842#true} is VALID [2022-04-08 06:07:24,042 INFO L290 TraceCheckUtils]: 51: Hoare triple {29842#true} assume true; {29842#true} is VALID [2022-04-08 06:07:24,043 INFO L284 TraceCheckUtils]: 52: Hoare quadruple {29842#true} {29980#(and (= main_~b~0 main_~v~0) (= main_~s~0 0) (= main_~p~0 0) (= main_~k~0 0) (= main_~r~0 1) (= main_~b~0 main_~x~0) (= main_~d~0 1) (= main_~c~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} #106#return; {29980#(and (= main_~b~0 main_~v~0) (= main_~s~0 0) (= main_~p~0 0) (= main_~k~0 0) (= main_~r~0 1) (= main_~b~0 main_~x~0) (= main_~d~0 1) (= main_~c~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} is VALID [2022-04-08 06:07:24,043 INFO L272 TraceCheckUtils]: 53: Hoare triple {29980#(and (= main_~b~0 main_~v~0) (= main_~s~0 0) (= main_~p~0 0) (= main_~k~0 0) (= main_~r~0 1) (= main_~b~0 main_~x~0) (= main_~d~0 1) (= main_~c~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} call __VERIFIER_assert((if ~v~0 == ~b~0 * ~d~0 then 1 else 0)); {29842#true} is VALID [2022-04-08 06:07:24,043 INFO L290 TraceCheckUtils]: 54: Hoare triple {29842#true} ~cond := #in~cond; {29969#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} is VALID [2022-04-08 06:07:24,043 INFO L290 TraceCheckUtils]: 55: Hoare triple {29969#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} assume !(0 == ~cond); {29973#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 06:07:24,044 INFO L290 TraceCheckUtils]: 56: Hoare triple {29973#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {29973#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 06:07:24,044 INFO L284 TraceCheckUtils]: 57: Hoare quadruple {29973#(not (= |__VERIFIER_assert_#in~cond| 0))} {29980#(and (= main_~b~0 main_~v~0) (= main_~s~0 0) (= main_~p~0 0) (= main_~k~0 0) (= main_~r~0 1) (= main_~b~0 main_~x~0) (= main_~d~0 1) (= main_~c~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} #108#return; {29980#(and (= main_~b~0 main_~v~0) (= main_~s~0 0) (= main_~p~0 0) (= main_~k~0 0) (= main_~r~0 1) (= main_~b~0 main_~x~0) (= main_~d~0 1) (= main_~c~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} is VALID [2022-04-08 06:07:24,045 INFO L290 TraceCheckUtils]: 58: Hoare triple {29980#(and (= main_~b~0 main_~v~0) (= main_~s~0 0) (= main_~p~0 0) (= main_~k~0 0) (= main_~r~0 1) (= main_~b~0 main_~x~0) (= main_~d~0 1) (= main_~c~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} assume !(~c~0 >= 2 * ~v~0); {29980#(and (= main_~b~0 main_~v~0) (= main_~s~0 0) (= main_~p~0 0) (= main_~k~0 0) (= main_~r~0 1) (= main_~b~0 main_~x~0) (= main_~d~0 1) (= main_~c~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} is VALID [2022-04-08 06:07:24,046 INFO L290 TraceCheckUtils]: 59: Hoare triple {29980#(and (= main_~b~0 main_~v~0) (= main_~s~0 0) (= main_~p~0 0) (= main_~k~0 0) (= main_~r~0 1) (= main_~b~0 main_~x~0) (= main_~d~0 1) (= main_~c~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} ~c~0 := ~c~0 - ~v~0;~k~0 := ~k~0 + ~d~0; {30032#(and (= main_~s~0 0) (= main_~p~0 0) (= main_~r~0 1) (= main_~b~0 main_~x~0) (= main_~k~0 1) (= main_~c~0 (+ (* main_~y~0 main_~r~0) (* (- 1) main_~b~0) (* main_~p~0 main_~x~0))))} is VALID [2022-04-08 06:07:24,046 INFO L290 TraceCheckUtils]: 60: Hoare triple {30032#(and (= main_~s~0 0) (= main_~p~0 0) (= main_~r~0 1) (= main_~b~0 main_~x~0) (= main_~k~0 1) (= main_~c~0 (+ (* main_~y~0 main_~r~0) (* (- 1) main_~b~0) (* main_~p~0 main_~x~0))))} assume !false; {30032#(and (= main_~s~0 0) (= main_~p~0 0) (= main_~r~0 1) (= main_~b~0 main_~x~0) (= main_~k~0 1) (= main_~c~0 (+ (* main_~y~0 main_~r~0) (* (- 1) main_~b~0) (* main_~p~0 main_~x~0))))} is VALID [2022-04-08 06:07:24,047 INFO L290 TraceCheckUtils]: 61: Hoare triple {30032#(and (= main_~s~0 0) (= main_~p~0 0) (= main_~r~0 1) (= main_~b~0 main_~x~0) (= main_~k~0 1) (= main_~c~0 (+ (* main_~y~0 main_~r~0) (* (- 1) main_~b~0) (* main_~p~0 main_~x~0))))} assume !(~c~0 >= ~b~0); {30032#(and (= main_~s~0 0) (= main_~p~0 0) (= main_~r~0 1) (= main_~b~0 main_~x~0) (= main_~k~0 1) (= main_~c~0 (+ (* main_~y~0 main_~r~0) (* (- 1) main_~b~0) (* main_~p~0 main_~x~0))))} is VALID [2022-04-08 06:07:24,047 INFO L290 TraceCheckUtils]: 62: Hoare triple {30032#(and (= main_~s~0 0) (= main_~p~0 0) (= main_~r~0 1) (= main_~b~0 main_~x~0) (= main_~k~0 1) (= main_~c~0 (+ (* main_~y~0 main_~r~0) (* (- 1) main_~b~0) (* main_~p~0 main_~x~0))))} ~a~0 := ~b~0;~b~0 := ~c~0;havoc ~temp~0;~temp~0 := ~p~0;~p~0 := ~q~0;~q~0 := ~temp~0 - ~q~0 * ~k~0;~temp~0 := ~r~0;~r~0 := ~s~0;~s~0 := ~temp~0 - ~s~0 * ~k~0; {30042#(and (= main_~r~0 0) (= main_~s~0 1) (= (+ (* (- 1) main_~a~0) main_~y~0) main_~b~0) (= main_~a~0 main_~x~0) (= (+ main_~q~0 main_~p~0) 0))} is VALID [2022-04-08 06:07:24,048 INFO L290 TraceCheckUtils]: 63: Hoare triple {30042#(and (= main_~r~0 0) (= main_~s~0 1) (= (+ (* (- 1) main_~a~0) main_~y~0) main_~b~0) (= main_~a~0 main_~x~0) (= (+ main_~q~0 main_~p~0) 0))} assume !false; {30042#(and (= main_~r~0 0) (= main_~s~0 1) (= (+ (* (- 1) main_~a~0) main_~y~0) main_~b~0) (= main_~a~0 main_~x~0) (= (+ main_~q~0 main_~p~0) 0))} is VALID [2022-04-08 06:07:24,048 INFO L290 TraceCheckUtils]: 64: Hoare triple {30042#(and (= main_~r~0 0) (= main_~s~0 1) (= (+ (* (- 1) main_~a~0) main_~y~0) main_~b~0) (= main_~a~0 main_~x~0) (= (+ main_~q~0 main_~p~0) 0))} assume !!(0 != ~b~0);havoc ~c~0;havoc ~k~0;~c~0 := ~a~0;~k~0 := 0; {30049#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~k~0 0) (= main_~s~0 1) (= (+ (* (- 1) main_~a~0) main_~y~0) main_~b~0) (= main_~a~0 main_~x~0) (= (+ main_~q~0 main_~p~0) 0))} is VALID [2022-04-08 06:07:24,049 INFO L290 TraceCheckUtils]: 65: Hoare triple {30049#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~k~0 0) (= main_~s~0 1) (= (+ (* (- 1) main_~a~0) main_~y~0) main_~b~0) (= main_~a~0 main_~x~0) (= (+ main_~q~0 main_~p~0) 0))} assume !false; {30049#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~k~0 0) (= main_~s~0 1) (= (+ (* (- 1) main_~a~0) main_~y~0) main_~b~0) (= main_~a~0 main_~x~0) (= (+ main_~q~0 main_~p~0) 0))} is VALID [2022-04-08 06:07:24,049 INFO L290 TraceCheckUtils]: 66: Hoare triple {30049#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~k~0 0) (= main_~s~0 1) (= (+ (* (- 1) main_~a~0) main_~y~0) main_~b~0) (= main_~a~0 main_~x~0) (= (+ main_~q~0 main_~p~0) 0))} assume !!(~c~0 >= ~b~0);havoc ~d~0;havoc ~v~0;~d~0 := 1;~v~0 := ~b~0; {30056#(and (= main_~b~0 main_~v~0) (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~k~0 0) (= main_~s~0 1) (= (+ (* (- 1) main_~a~0) main_~y~0) main_~b~0) (= main_~d~0 1) (= main_~a~0 main_~x~0) (= (+ main_~q~0 main_~p~0) 0))} is VALID [2022-04-08 06:07:24,050 INFO L290 TraceCheckUtils]: 67: Hoare triple {30056#(and (= main_~b~0 main_~v~0) (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~k~0 0) (= main_~s~0 1) (= (+ (* (- 1) main_~a~0) main_~y~0) main_~b~0) (= main_~d~0 1) (= main_~a~0 main_~x~0) (= (+ main_~q~0 main_~p~0) 0))} assume !false; {30056#(and (= main_~b~0 main_~v~0) (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~k~0 0) (= main_~s~0 1) (= (+ (* (- 1) main_~a~0) main_~y~0) main_~b~0) (= main_~d~0 1) (= main_~a~0 main_~x~0) (= (+ main_~q~0 main_~p~0) 0))} is VALID [2022-04-08 06:07:24,050 INFO L272 TraceCheckUtils]: 68: Hoare triple {30056#(and (= main_~b~0 main_~v~0) (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~k~0 0) (= main_~s~0 1) (= (+ (* (- 1) main_~a~0) main_~y~0) main_~b~0) (= main_~d~0 1) (= main_~a~0 main_~x~0) (= (+ main_~q~0 main_~p~0) 0))} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {29842#true} is VALID [2022-04-08 06:07:24,050 INFO L290 TraceCheckUtils]: 69: Hoare triple {29842#true} ~cond := #in~cond; {29969#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} is VALID [2022-04-08 06:07:24,050 INFO L290 TraceCheckUtils]: 70: Hoare triple {29969#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} assume !(0 == ~cond); {29973#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 06:07:24,051 INFO L290 TraceCheckUtils]: 71: Hoare triple {29973#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {29973#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 06:07:24,052 INFO L284 TraceCheckUtils]: 72: Hoare quadruple {29973#(not (= |__VERIFIER_assert_#in~cond| 0))} {30056#(and (= main_~b~0 main_~v~0) (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~k~0 0) (= main_~s~0 1) (= (+ (* (- 1) main_~a~0) main_~y~0) main_~b~0) (= main_~d~0 1) (= main_~a~0 main_~x~0) (= (+ main_~q~0 main_~p~0) 0))} #102#return; {30075#(and (= main_~b~0 main_~v~0) (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~d~0 1) (= main_~b~0 (+ (* (- 1) main_~c~0) main_~y~0)) (= main_~c~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (= (+ main_~q~0 main_~p~0) 0) (= main_~c~0 main_~x~0))} is VALID [2022-04-08 06:07:24,052 INFO L272 TraceCheckUtils]: 73: Hoare triple {30075#(and (= main_~b~0 main_~v~0) (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~d~0 1) (= main_~b~0 (+ (* (- 1) main_~c~0) main_~y~0)) (= main_~c~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (= (+ main_~q~0 main_~p~0) 0) (= main_~c~0 main_~x~0))} call __VERIFIER_assert((if ~b~0 == ~x~0 * ~q~0 + ~y~0 * ~s~0 then 1 else 0)); {29842#true} is VALID [2022-04-08 06:07:24,052 INFO L290 TraceCheckUtils]: 74: Hoare triple {29842#true} ~cond := #in~cond; {29969#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} is VALID [2022-04-08 06:07:24,052 INFO L290 TraceCheckUtils]: 75: Hoare triple {29969#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} assume !(0 == ~cond); {29973#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 06:07:24,053 INFO L290 TraceCheckUtils]: 76: Hoare triple {29973#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {29973#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 06:07:24,053 INFO L284 TraceCheckUtils]: 77: Hoare quadruple {29973#(not (= |__VERIFIER_assert_#in~cond| 0))} {30075#(and (= main_~b~0 main_~v~0) (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~d~0 1) (= main_~b~0 (+ (* (- 1) main_~c~0) main_~y~0)) (= main_~c~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (= (+ main_~q~0 main_~p~0) 0) (= main_~c~0 main_~x~0))} #104#return; {30075#(and (= main_~b~0 main_~v~0) (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~d~0 1) (= main_~b~0 (+ (* (- 1) main_~c~0) main_~y~0)) (= main_~c~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (= (+ main_~q~0 main_~p~0) 0) (= main_~c~0 main_~x~0))} is VALID [2022-04-08 06:07:24,054 INFO L272 TraceCheckUtils]: 78: Hoare triple {30075#(and (= main_~b~0 main_~v~0) (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~d~0 1) (= main_~b~0 (+ (* (- 1) main_~c~0) main_~y~0)) (= main_~c~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (= (+ main_~q~0 main_~p~0) 0) (= main_~c~0 main_~x~0))} call __VERIFIER_assert((if ~a~0 == ~k~0 * ~b~0 + ~c~0 then 1 else 0)); {29842#true} is VALID [2022-04-08 06:07:24,054 INFO L290 TraceCheckUtils]: 79: Hoare triple {29842#true} ~cond := #in~cond; {29842#true} is VALID [2022-04-08 06:07:24,054 INFO L290 TraceCheckUtils]: 80: Hoare triple {29842#true} assume !(0 == ~cond); {29842#true} is VALID [2022-04-08 06:07:24,054 INFO L290 TraceCheckUtils]: 81: Hoare triple {29842#true} assume true; {29842#true} is VALID [2022-04-08 06:07:24,054 INFO L284 TraceCheckUtils]: 82: Hoare quadruple {29842#true} {30075#(and (= main_~b~0 main_~v~0) (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~d~0 1) (= main_~b~0 (+ (* (- 1) main_~c~0) main_~y~0)) (= main_~c~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (= (+ main_~q~0 main_~p~0) 0) (= main_~c~0 main_~x~0))} #106#return; {30075#(and (= main_~b~0 main_~v~0) (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~d~0 1) (= main_~b~0 (+ (* (- 1) main_~c~0) main_~y~0)) (= main_~c~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (= (+ main_~q~0 main_~p~0) 0) (= main_~c~0 main_~x~0))} is VALID [2022-04-08 06:07:24,055 INFO L272 TraceCheckUtils]: 83: Hoare triple {30075#(and (= main_~b~0 main_~v~0) (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~d~0 1) (= main_~b~0 (+ (* (- 1) main_~c~0) main_~y~0)) (= main_~c~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (= (+ main_~q~0 main_~p~0) 0) (= main_~c~0 main_~x~0))} call __VERIFIER_assert((if ~v~0 == ~b~0 * ~d~0 then 1 else 0)); {29842#true} is VALID [2022-04-08 06:07:24,055 INFO L290 TraceCheckUtils]: 84: Hoare triple {29842#true} ~cond := #in~cond; {29842#true} is VALID [2022-04-08 06:07:24,055 INFO L290 TraceCheckUtils]: 85: Hoare triple {29842#true} assume !(0 == ~cond); {29842#true} is VALID [2022-04-08 06:07:24,055 INFO L290 TraceCheckUtils]: 86: Hoare triple {29842#true} assume true; {29842#true} is VALID [2022-04-08 06:07:24,055 INFO L284 TraceCheckUtils]: 87: Hoare quadruple {29842#true} {30075#(and (= main_~b~0 main_~v~0) (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~d~0 1) (= main_~b~0 (+ (* (- 1) main_~c~0) main_~y~0)) (= main_~c~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (= (+ main_~q~0 main_~p~0) 0) (= main_~c~0 main_~x~0))} #108#return; {30075#(and (= main_~b~0 main_~v~0) (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~d~0 1) (= main_~b~0 (+ (* (- 1) main_~c~0) main_~y~0)) (= main_~c~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (= (+ main_~q~0 main_~p~0) 0) (= main_~c~0 main_~x~0))} is VALID [2022-04-08 06:07:24,056 INFO L290 TraceCheckUtils]: 88: Hoare triple {30075#(and (= main_~b~0 main_~v~0) (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~d~0 1) (= main_~b~0 (+ (* (- 1) main_~c~0) main_~y~0)) (= main_~c~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (= (+ main_~q~0 main_~p~0) 0) (= main_~c~0 main_~x~0))} assume !(~c~0 >= 2 * ~v~0); {30075#(and (= main_~b~0 main_~v~0) (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~d~0 1) (= main_~b~0 (+ (* (- 1) main_~c~0) main_~y~0)) (= main_~c~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (= (+ main_~q~0 main_~p~0) 0) (= main_~c~0 main_~x~0))} is VALID [2022-04-08 06:07:24,057 INFO L290 TraceCheckUtils]: 89: Hoare triple {30075#(and (= main_~b~0 main_~v~0) (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~d~0 1) (= main_~b~0 (+ (* (- 1) main_~c~0) main_~y~0)) (= main_~c~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (= (+ main_~q~0 main_~p~0) 0) (= main_~c~0 main_~x~0))} ~c~0 := ~c~0 - ~v~0;~k~0 := ~k~0 + ~d~0; {30127#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 (+ main_~y~0 (* (- 1) (* main_~p~0 main_~x~0)) (* (- 1) (* main_~y~0 main_~r~0)))) (= main_~x~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (= main_~k~0 1) (= (+ main_~q~0 main_~p~0) 0) (= main_~c~0 (+ (* main_~y~0 main_~r~0) (* (- 1) main_~b~0) (* main_~p~0 main_~x~0))))} is VALID [2022-04-08 06:07:24,058 INFO L290 TraceCheckUtils]: 90: Hoare triple {30127#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 (+ main_~y~0 (* (- 1) (* main_~p~0 main_~x~0)) (* (- 1) (* main_~y~0 main_~r~0)))) (= main_~x~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (= main_~k~0 1) (= (+ main_~q~0 main_~p~0) 0) (= main_~c~0 (+ (* main_~y~0 main_~r~0) (* (- 1) main_~b~0) (* main_~p~0 main_~x~0))))} assume !false; {30127#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 (+ main_~y~0 (* (- 1) (* main_~p~0 main_~x~0)) (* (- 1) (* main_~y~0 main_~r~0)))) (= main_~x~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (= main_~k~0 1) (= (+ main_~q~0 main_~p~0) 0) (= main_~c~0 (+ (* main_~y~0 main_~r~0) (* (- 1) main_~b~0) (* main_~p~0 main_~x~0))))} is VALID [2022-04-08 06:07:24,058 INFO L290 TraceCheckUtils]: 91: Hoare triple {30127#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 (+ main_~y~0 (* (- 1) (* main_~p~0 main_~x~0)) (* (- 1) (* main_~y~0 main_~r~0)))) (= main_~x~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (= main_~k~0 1) (= (+ main_~q~0 main_~p~0) 0) (= main_~c~0 (+ (* main_~y~0 main_~r~0) (* (- 1) main_~b~0) (* main_~p~0 main_~x~0))))} assume !(~c~0 >= ~b~0); {30127#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 (+ main_~y~0 (* (- 1) (* main_~p~0 main_~x~0)) (* (- 1) (* main_~y~0 main_~r~0)))) (= main_~x~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (= main_~k~0 1) (= (+ main_~q~0 main_~p~0) 0) (= main_~c~0 (+ (* main_~y~0 main_~r~0) (* (- 1) main_~b~0) (* main_~p~0 main_~x~0))))} is VALID [2022-04-08 06:07:24,061 INFO L290 TraceCheckUtils]: 92: Hoare triple {30127#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 (+ main_~y~0 (* (- 1) (* main_~p~0 main_~x~0)) (* (- 1) (* main_~y~0 main_~r~0)))) (= main_~x~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (= main_~k~0 1) (= (+ main_~q~0 main_~p~0) 0) (= main_~c~0 (+ (* main_~y~0 main_~r~0) (* (- 1) main_~b~0) (* main_~p~0 main_~x~0))))} ~a~0 := ~b~0;~b~0 := ~c~0;havoc ~temp~0;~temp~0 := ~p~0;~p~0 := ~q~0;~q~0 := ~temp~0 - ~q~0 * ~k~0;~temp~0 := ~r~0;~r~0 := ~s~0;~s~0 := ~temp~0 - ~s~0 * ~k~0; {30137#(and (= (+ main_~s~0 main_~r~0) 0) (= (+ (* main_~p~0 main_~x~0 1) (* (+ main_~s~0 main_~r~0) main_~y~0) main_~a~0 (* (- 1) (* main_~y~0 main_~s~0)) (* (- 1) (* main_~p~0 main_~x~0)) (* (- 1) (* main_~y~0 main_~r~0))) (+ main_~y~0 (* (- 1) (* (+ main_~q~0 main_~p~0) main_~x~0)) (* (- 1) (* (+ main_~s~0 main_~r~0) main_~y~0)))) (= main_~r~0 1) (= main_~x~0 (+ (* (+ main_~s~0 main_~r~0) main_~y~0) (* (+ main_~q~0 main_~p~0) main_~x~0))) (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* (- 1) main_~a~0) (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0) (* main_~y~0 main_~s~0))) (= (+ (* main_~p~0 2) main_~q~0) 0))} is VALID [2022-04-08 06:07:24,061 INFO L290 TraceCheckUtils]: 93: Hoare triple {30137#(and (= (+ main_~s~0 main_~r~0) 0) (= (+ (* main_~p~0 main_~x~0 1) (* (+ main_~s~0 main_~r~0) main_~y~0) main_~a~0 (* (- 1) (* main_~y~0 main_~s~0)) (* (- 1) (* main_~p~0 main_~x~0)) (* (- 1) (* main_~y~0 main_~r~0))) (+ main_~y~0 (* (- 1) (* (+ main_~q~0 main_~p~0) main_~x~0)) (* (- 1) (* (+ main_~s~0 main_~r~0) main_~y~0)))) (= main_~r~0 1) (= main_~x~0 (+ (* (+ main_~s~0 main_~r~0) main_~y~0) (* (+ main_~q~0 main_~p~0) main_~x~0))) (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* (- 1) main_~a~0) (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0) (* main_~y~0 main_~s~0))) (= (+ (* main_~p~0 2) main_~q~0) 0))} assume !false; {30137#(and (= (+ main_~s~0 main_~r~0) 0) (= (+ (* main_~p~0 main_~x~0 1) (* (+ main_~s~0 main_~r~0) main_~y~0) main_~a~0 (* (- 1) (* main_~y~0 main_~s~0)) (* (- 1) (* main_~p~0 main_~x~0)) (* (- 1) (* main_~y~0 main_~r~0))) (+ main_~y~0 (* (- 1) (* (+ main_~q~0 main_~p~0) main_~x~0)) (* (- 1) (* (+ main_~s~0 main_~r~0) main_~y~0)))) (= main_~r~0 1) (= main_~x~0 (+ (* (+ main_~s~0 main_~r~0) main_~y~0) (* (+ main_~q~0 main_~p~0) main_~x~0))) (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* (- 1) main_~a~0) (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0) (* main_~y~0 main_~s~0))) (= (+ (* main_~p~0 2) main_~q~0) 0))} is VALID [2022-04-08 06:07:24,062 INFO L290 TraceCheckUtils]: 94: Hoare triple {30137#(and (= (+ main_~s~0 main_~r~0) 0) (= (+ (* main_~p~0 main_~x~0 1) (* (+ main_~s~0 main_~r~0) main_~y~0) main_~a~0 (* (- 1) (* main_~y~0 main_~s~0)) (* (- 1) (* main_~p~0 main_~x~0)) (* (- 1) (* main_~y~0 main_~r~0))) (+ main_~y~0 (* (- 1) (* (+ main_~q~0 main_~p~0) main_~x~0)) (* (- 1) (* (+ main_~s~0 main_~r~0) main_~y~0)))) (= main_~r~0 1) (= main_~x~0 (+ (* (+ main_~s~0 main_~r~0) main_~y~0) (* (+ main_~q~0 main_~p~0) main_~x~0))) (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* (- 1) main_~a~0) (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0) (* main_~y~0 main_~s~0))) (= (+ (* main_~p~0 2) main_~q~0) 0))} assume !!(0 != ~b~0);havoc ~c~0;havoc ~k~0;~c~0 := ~a~0;~k~0 := 0; {30137#(and (= (+ main_~s~0 main_~r~0) 0) (= (+ (* main_~p~0 main_~x~0 1) (* (+ main_~s~0 main_~r~0) main_~y~0) main_~a~0 (* (- 1) (* main_~y~0 main_~s~0)) (* (- 1) (* main_~p~0 main_~x~0)) (* (- 1) (* main_~y~0 main_~r~0))) (+ main_~y~0 (* (- 1) (* (+ main_~q~0 main_~p~0) main_~x~0)) (* (- 1) (* (+ main_~s~0 main_~r~0) main_~y~0)))) (= main_~r~0 1) (= main_~x~0 (+ (* (+ main_~s~0 main_~r~0) main_~y~0) (* (+ main_~q~0 main_~p~0) main_~x~0))) (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* (- 1) main_~a~0) (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0) (* main_~y~0 main_~s~0))) (= (+ (* main_~p~0 2) main_~q~0) 0))} is VALID [2022-04-08 06:07:24,063 INFO L290 TraceCheckUtils]: 95: Hoare triple {30137#(and (= (+ main_~s~0 main_~r~0) 0) (= (+ (* main_~p~0 main_~x~0 1) (* (+ main_~s~0 main_~r~0) main_~y~0) main_~a~0 (* (- 1) (* main_~y~0 main_~s~0)) (* (- 1) (* main_~p~0 main_~x~0)) (* (- 1) (* main_~y~0 main_~r~0))) (+ main_~y~0 (* (- 1) (* (+ main_~q~0 main_~p~0) main_~x~0)) (* (- 1) (* (+ main_~s~0 main_~r~0) main_~y~0)))) (= main_~r~0 1) (= main_~x~0 (+ (* (+ main_~s~0 main_~r~0) main_~y~0) (* (+ main_~q~0 main_~p~0) main_~x~0))) (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* (- 1) main_~a~0) (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0) (* main_~y~0 main_~s~0))) (= (+ (* main_~p~0 2) main_~q~0) 0))} assume !false; {30137#(and (= (+ main_~s~0 main_~r~0) 0) (= (+ (* main_~p~0 main_~x~0 1) (* (+ main_~s~0 main_~r~0) main_~y~0) main_~a~0 (* (- 1) (* main_~y~0 main_~s~0)) (* (- 1) (* main_~p~0 main_~x~0)) (* (- 1) (* main_~y~0 main_~r~0))) (+ main_~y~0 (* (- 1) (* (+ main_~q~0 main_~p~0) main_~x~0)) (* (- 1) (* (+ main_~s~0 main_~r~0) main_~y~0)))) (= main_~r~0 1) (= main_~x~0 (+ (* (+ main_~s~0 main_~r~0) main_~y~0) (* (+ main_~q~0 main_~p~0) main_~x~0))) (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* (- 1) main_~a~0) (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0) (* main_~y~0 main_~s~0))) (= (+ (* main_~p~0 2) main_~q~0) 0))} is VALID [2022-04-08 06:07:24,063 INFO L290 TraceCheckUtils]: 96: Hoare triple {30137#(and (= (+ main_~s~0 main_~r~0) 0) (= (+ (* main_~p~0 main_~x~0 1) (* (+ main_~s~0 main_~r~0) main_~y~0) main_~a~0 (* (- 1) (* main_~y~0 main_~s~0)) (* (- 1) (* main_~p~0 main_~x~0)) (* (- 1) (* main_~y~0 main_~r~0))) (+ main_~y~0 (* (- 1) (* (+ main_~q~0 main_~p~0) main_~x~0)) (* (- 1) (* (+ main_~s~0 main_~r~0) main_~y~0)))) (= main_~r~0 1) (= main_~x~0 (+ (* (+ main_~s~0 main_~r~0) main_~y~0) (* (+ main_~q~0 main_~p~0) main_~x~0))) (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* (- 1) main_~a~0) (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0) (* main_~y~0 main_~s~0))) (= (+ (* main_~p~0 2) main_~q~0) 0))} assume !!(~c~0 >= ~b~0);havoc ~d~0;havoc ~v~0;~d~0 := 1;~v~0 := ~b~0; {30137#(and (= (+ main_~s~0 main_~r~0) 0) (= (+ (* main_~p~0 main_~x~0 1) (* (+ main_~s~0 main_~r~0) main_~y~0) main_~a~0 (* (- 1) (* main_~y~0 main_~s~0)) (* (- 1) (* main_~p~0 main_~x~0)) (* (- 1) (* main_~y~0 main_~r~0))) (+ main_~y~0 (* (- 1) (* (+ main_~q~0 main_~p~0) main_~x~0)) (* (- 1) (* (+ main_~s~0 main_~r~0) main_~y~0)))) (= main_~r~0 1) (= main_~x~0 (+ (* (+ main_~s~0 main_~r~0) main_~y~0) (* (+ main_~q~0 main_~p~0) main_~x~0))) (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* (- 1) main_~a~0) (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0) (* main_~y~0 main_~s~0))) (= (+ (* main_~p~0 2) main_~q~0) 0))} is VALID [2022-04-08 06:07:24,064 INFO L290 TraceCheckUtils]: 97: Hoare triple {30137#(and (= (+ main_~s~0 main_~r~0) 0) (= (+ (* main_~p~0 main_~x~0 1) (* (+ main_~s~0 main_~r~0) main_~y~0) main_~a~0 (* (- 1) (* main_~y~0 main_~s~0)) (* (- 1) (* main_~p~0 main_~x~0)) (* (- 1) (* main_~y~0 main_~r~0))) (+ main_~y~0 (* (- 1) (* (+ main_~q~0 main_~p~0) main_~x~0)) (* (- 1) (* (+ main_~s~0 main_~r~0) main_~y~0)))) (= main_~r~0 1) (= main_~x~0 (+ (* (+ main_~s~0 main_~r~0) main_~y~0) (* (+ main_~q~0 main_~p~0) main_~x~0))) (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* (- 1) main_~a~0) (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0) (* main_~y~0 main_~s~0))) (= (+ (* main_~p~0 2) main_~q~0) 0))} assume !false; {30137#(and (= (+ main_~s~0 main_~r~0) 0) (= (+ (* main_~p~0 main_~x~0 1) (* (+ main_~s~0 main_~r~0) main_~y~0) main_~a~0 (* (- 1) (* main_~y~0 main_~s~0)) (* (- 1) (* main_~p~0 main_~x~0)) (* (- 1) (* main_~y~0 main_~r~0))) (+ main_~y~0 (* (- 1) (* (+ main_~q~0 main_~p~0) main_~x~0)) (* (- 1) (* (+ main_~s~0 main_~r~0) main_~y~0)))) (= main_~r~0 1) (= main_~x~0 (+ (* (+ main_~s~0 main_~r~0) main_~y~0) (* (+ main_~q~0 main_~p~0) main_~x~0))) (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* (- 1) main_~a~0) (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0) (* main_~y~0 main_~s~0))) (= (+ (* main_~p~0 2) main_~q~0) 0))} is VALID [2022-04-08 06:07:24,064 INFO L272 TraceCheckUtils]: 98: Hoare triple {30137#(and (= (+ main_~s~0 main_~r~0) 0) (= (+ (* main_~p~0 main_~x~0 1) (* (+ main_~s~0 main_~r~0) main_~y~0) main_~a~0 (* (- 1) (* main_~y~0 main_~s~0)) (* (- 1) (* main_~p~0 main_~x~0)) (* (- 1) (* main_~y~0 main_~r~0))) (+ main_~y~0 (* (- 1) (* (+ main_~q~0 main_~p~0) main_~x~0)) (* (- 1) (* (+ main_~s~0 main_~r~0) main_~y~0)))) (= main_~r~0 1) (= main_~x~0 (+ (* (+ main_~s~0 main_~r~0) main_~y~0) (* (+ main_~q~0 main_~p~0) main_~x~0))) (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* (- 1) main_~a~0) (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0) (* main_~y~0 main_~s~0))) (= (+ (* main_~p~0 2) main_~q~0) 0))} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {29842#true} is VALID [2022-04-08 06:07:24,064 INFO L290 TraceCheckUtils]: 99: Hoare triple {29842#true} ~cond := #in~cond; {29969#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} is VALID [2022-04-08 06:07:24,065 INFO L290 TraceCheckUtils]: 100: Hoare triple {29969#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} assume !(0 == ~cond); {29973#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 06:07:24,065 INFO L290 TraceCheckUtils]: 101: Hoare triple {29973#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {29973#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 06:07:24,070 INFO L284 TraceCheckUtils]: 102: Hoare quadruple {29973#(not (= |__VERIFIER_assert_#in~cond| 0))} {30137#(and (= (+ main_~s~0 main_~r~0) 0) (= (+ (* main_~p~0 main_~x~0 1) (* (+ main_~s~0 main_~r~0) main_~y~0) main_~a~0 (* (- 1) (* main_~y~0 main_~s~0)) (* (- 1) (* main_~p~0 main_~x~0)) (* (- 1) (* main_~y~0 main_~r~0))) (+ main_~y~0 (* (- 1) (* (+ main_~q~0 main_~p~0) main_~x~0)) (* (- 1) (* (+ main_~s~0 main_~r~0) main_~y~0)))) (= main_~r~0 1) (= main_~x~0 (+ (* (+ main_~s~0 main_~r~0) main_~y~0) (* (+ main_~q~0 main_~p~0) main_~x~0))) (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* (- 1) main_~a~0) (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0) (* main_~y~0 main_~s~0))) (= (+ (* main_~p~0 2) main_~q~0) 0))} #102#return; {30168#(and (= main_~x~0 (+ (* main_~q~0 main_~x~0) (* main_~x~0 (div (* (- 1) main_~q~0) 2)))) (= (mod main_~q~0 2) 0) (= (+ (* (* main_~q~0 main_~x~0) 2) (* 2 (* main_~x~0 (div (* (- 1) main_~q~0) 2)))) (+ main_~b~0 main_~y~0)) (= (+ main_~s~0 1) 0))} is VALID [2022-04-08 06:07:24,074 INFO L272 TraceCheckUtils]: 103: Hoare triple {30168#(and (= main_~x~0 (+ (* main_~q~0 main_~x~0) (* main_~x~0 (div (* (- 1) main_~q~0) 2)))) (= (mod main_~q~0 2) 0) (= (+ (* (* main_~q~0 main_~x~0) 2) (* 2 (* main_~x~0 (div (* (- 1) main_~q~0) 2)))) (+ main_~b~0 main_~y~0)) (= (+ main_~s~0 1) 0))} call __VERIFIER_assert((if ~b~0 == ~x~0 * ~q~0 + ~y~0 * ~s~0 then 1 else 0)); {30172#(<= 1 |__VERIFIER_assert_#in~cond|)} is VALID [2022-04-08 06:07:24,074 INFO L290 TraceCheckUtils]: 104: Hoare triple {30172#(<= 1 |__VERIFIER_assert_#in~cond|)} ~cond := #in~cond; {30176#(<= 1 __VERIFIER_assert_~cond)} is VALID [2022-04-08 06:07:24,075 INFO L290 TraceCheckUtils]: 105: Hoare triple {30176#(<= 1 __VERIFIER_assert_~cond)} assume 0 == ~cond; {29843#false} is VALID [2022-04-08 06:07:24,075 INFO L290 TraceCheckUtils]: 106: Hoare triple {29843#false} assume !false; {29843#false} is VALID [2022-04-08 06:07:24,075 INFO L134 CoverageAnalysis]: Checked inductivity of 244 backedges. 43 proven. 93 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2022-04-08 06:07:24,075 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-08 06:08:24,241 INFO L290 TraceCheckUtils]: 106: Hoare triple {29843#false} assume !false; {29843#false} is VALID [2022-04-08 06:08:24,242 INFO L290 TraceCheckUtils]: 105: Hoare triple {30176#(<= 1 __VERIFIER_assert_~cond)} assume 0 == ~cond; {29843#false} is VALID [2022-04-08 06:08:24,242 INFO L290 TraceCheckUtils]: 104: Hoare triple {30172#(<= 1 |__VERIFIER_assert_#in~cond|)} ~cond := #in~cond; {30176#(<= 1 __VERIFIER_assert_~cond)} is VALID [2022-04-08 06:08:24,243 INFO L272 TraceCheckUtils]: 103: Hoare triple {30192#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} call __VERIFIER_assert((if ~b~0 == ~x~0 * ~q~0 + ~y~0 * ~s~0 then 1 else 0)); {30172#(<= 1 |__VERIFIER_assert_#in~cond|)} is VALID [2022-04-08 06:08:24,244 INFO L284 TraceCheckUtils]: 102: Hoare quadruple {29973#(not (= |__VERIFIER_assert_#in~cond| 0))} {30196#(or (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))))} #102#return; {30192#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} is VALID [2022-04-08 06:08:24,244 INFO L290 TraceCheckUtils]: 101: Hoare triple {29973#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {29973#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 06:08:24,245 INFO L290 TraceCheckUtils]: 100: Hoare triple {30206#(or (not (= |__VERIFIER_assert_#in~cond| 0)) (= __VERIFIER_assert_~cond 0))} assume !(0 == ~cond); {29973#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 06:08:24,245 INFO L290 TraceCheckUtils]: 99: Hoare triple {29842#true} ~cond := #in~cond; {30206#(or (not (= |__VERIFIER_assert_#in~cond| 0)) (= __VERIFIER_assert_~cond 0))} is VALID [2022-04-08 06:08:24,245 INFO L272 TraceCheckUtils]: 98: Hoare triple {30196#(or (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))))} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {29842#true} is VALID [2022-04-08 06:08:24,245 INFO L290 TraceCheckUtils]: 97: Hoare triple {30196#(or (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))))} assume !false; {30196#(or (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))))} is VALID [2022-04-08 06:08:24,246 INFO L290 TraceCheckUtils]: 96: Hoare triple {30196#(or (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))))} assume !!(~c~0 >= ~b~0);havoc ~d~0;havoc ~v~0;~d~0 := 1;~v~0 := ~b~0; {30196#(or (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))))} is VALID [2022-04-08 06:08:24,246 INFO L290 TraceCheckUtils]: 95: Hoare triple {30196#(or (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))))} assume !false; {30196#(or (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))))} is VALID [2022-04-08 06:08:24,246 INFO L290 TraceCheckUtils]: 94: Hoare triple {30196#(or (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))))} assume !!(0 != ~b~0);havoc ~c~0;havoc ~k~0;~c~0 := ~a~0;~k~0 := 0; {30196#(or (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))))} is VALID [2022-04-08 06:08:24,247 INFO L290 TraceCheckUtils]: 93: Hoare triple {30196#(or (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))))} assume !false; {30196#(or (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))))} is VALID [2022-04-08 06:08:24,263 INFO L290 TraceCheckUtils]: 92: Hoare triple {30228#(or (= (+ (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0) (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~x~0)) main_~c~0) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} ~a~0 := ~b~0;~b~0 := ~c~0;havoc ~temp~0;~temp~0 := ~p~0;~p~0 := ~q~0;~q~0 := ~temp~0 - ~q~0 * ~k~0;~temp~0 := ~r~0;~r~0 := ~s~0;~s~0 := ~temp~0 - ~s~0 * ~k~0; {30196#(or (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))))} is VALID [2022-04-08 06:08:24,263 INFO L290 TraceCheckUtils]: 91: Hoare triple {30228#(or (= (+ (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0) (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~x~0)) main_~c~0) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} assume !(~c~0 >= ~b~0); {30228#(or (= (+ (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0) (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~x~0)) main_~c~0) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} is VALID [2022-04-08 06:08:24,264 INFO L290 TraceCheckUtils]: 90: Hoare triple {30228#(or (= (+ (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0) (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~x~0)) main_~c~0) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} assume !false; {30228#(or (= (+ (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0) (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~x~0)) main_~c~0) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} is VALID [2022-04-08 06:08:24,269 INFO L290 TraceCheckUtils]: 89: Hoare triple {30238#(or (= (+ main_~c~0 (* (- 1) main_~v~0)) (+ (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} ~c~0 := ~c~0 - ~v~0;~k~0 := ~k~0 + ~d~0; {30228#(or (= (+ (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0) (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~x~0)) main_~c~0) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} is VALID [2022-04-08 06:08:24,269 INFO L290 TraceCheckUtils]: 88: Hoare triple {30238#(or (= (+ main_~c~0 (* (- 1) main_~v~0)) (+ (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} assume !(~c~0 >= 2 * ~v~0); {30238#(or (= (+ main_~c~0 (* (- 1) main_~v~0)) (+ (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} is VALID [2022-04-08 06:08:24,270 INFO L284 TraceCheckUtils]: 87: Hoare quadruple {29842#true} {30238#(or (= (+ main_~c~0 (* (- 1) main_~v~0)) (+ (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} #108#return; {30238#(or (= (+ main_~c~0 (* (- 1) main_~v~0)) (+ (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} is VALID [2022-04-08 06:08:24,270 INFO L290 TraceCheckUtils]: 86: Hoare triple {29842#true} assume true; {29842#true} is VALID [2022-04-08 06:08:24,270 INFO L290 TraceCheckUtils]: 85: Hoare triple {29842#true} assume !(0 == ~cond); {29842#true} is VALID [2022-04-08 06:08:24,270 INFO L290 TraceCheckUtils]: 84: Hoare triple {29842#true} ~cond := #in~cond; {29842#true} is VALID [2022-04-08 06:08:24,270 INFO L272 TraceCheckUtils]: 83: Hoare triple {30238#(or (= (+ main_~c~0 (* (- 1) main_~v~0)) (+ (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} call __VERIFIER_assert((if ~v~0 == ~b~0 * ~d~0 then 1 else 0)); {29842#true} is VALID [2022-04-08 06:08:24,271 INFO L284 TraceCheckUtils]: 82: Hoare quadruple {29842#true} {30238#(or (= (+ main_~c~0 (* (- 1) main_~v~0)) (+ (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} #106#return; {30238#(or (= (+ main_~c~0 (* (- 1) main_~v~0)) (+ (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} is VALID [2022-04-08 06:08:24,271 INFO L290 TraceCheckUtils]: 81: Hoare triple {29842#true} assume true; {29842#true} is VALID [2022-04-08 06:08:24,271 INFO L290 TraceCheckUtils]: 80: Hoare triple {29842#true} assume !(0 == ~cond); {29842#true} is VALID [2022-04-08 06:08:24,271 INFO L290 TraceCheckUtils]: 79: Hoare triple {29842#true} ~cond := #in~cond; {29842#true} is VALID [2022-04-08 06:08:24,271 INFO L272 TraceCheckUtils]: 78: Hoare triple {30238#(or (= (+ main_~c~0 (* (- 1) main_~v~0)) (+ (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} call __VERIFIER_assert((if ~a~0 == ~k~0 * ~b~0 + ~c~0 then 1 else 0)); {29842#true} is VALID [2022-04-08 06:08:24,272 INFO L284 TraceCheckUtils]: 77: Hoare quadruple {29842#true} {30238#(or (= (+ main_~c~0 (* (- 1) main_~v~0)) (+ (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} #104#return; {30238#(or (= (+ main_~c~0 (* (- 1) main_~v~0)) (+ (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} is VALID [2022-04-08 06:08:24,272 INFO L290 TraceCheckUtils]: 76: Hoare triple {29842#true} assume true; {29842#true} is VALID [2022-04-08 06:08:24,272 INFO L290 TraceCheckUtils]: 75: Hoare triple {29842#true} assume !(0 == ~cond); {29842#true} is VALID [2022-04-08 06:08:24,272 INFO L290 TraceCheckUtils]: 74: Hoare triple {29842#true} ~cond := #in~cond; {29842#true} is VALID [2022-04-08 06:08:24,272 INFO L272 TraceCheckUtils]: 73: Hoare triple {30238#(or (= (+ main_~c~0 (* (- 1) main_~v~0)) (+ (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} call __VERIFIER_assert((if ~b~0 == ~x~0 * ~q~0 + ~y~0 * ~s~0 then 1 else 0)); {29842#true} is VALID [2022-04-08 06:08:24,273 INFO L284 TraceCheckUtils]: 72: Hoare quadruple {29973#(not (= |__VERIFIER_assert_#in~cond| 0))} {30290#(or (= (+ main_~c~0 (* (- 1) main_~v~0)) (+ (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} #102#return; {30238#(or (= (+ main_~c~0 (* (- 1) main_~v~0)) (+ (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} is VALID [2022-04-08 06:08:24,273 INFO L290 TraceCheckUtils]: 71: Hoare triple {29973#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {29973#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 06:08:24,274 INFO L290 TraceCheckUtils]: 70: Hoare triple {30206#(or (not (= |__VERIFIER_assert_#in~cond| 0)) (= __VERIFIER_assert_~cond 0))} assume !(0 == ~cond); {29973#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 06:08:24,274 INFO L290 TraceCheckUtils]: 69: Hoare triple {29842#true} ~cond := #in~cond; {30206#(or (not (= |__VERIFIER_assert_#in~cond| 0)) (= __VERIFIER_assert_~cond 0))} is VALID [2022-04-08 06:08:24,274 INFO L272 TraceCheckUtils]: 68: Hoare triple {30290#(or (= (+ main_~c~0 (* (- 1) main_~v~0)) (+ (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {29842#true} is VALID [2022-04-08 06:08:24,275 INFO L290 TraceCheckUtils]: 67: Hoare triple {30290#(or (= (+ main_~c~0 (* (- 1) main_~v~0)) (+ (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} assume !false; {30290#(or (= (+ main_~c~0 (* (- 1) main_~v~0)) (+ (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} is VALID [2022-04-08 06:08:24,275 INFO L290 TraceCheckUtils]: 66: Hoare triple {30309#(or (= (+ (* main_~x~0 (+ main_~p~0 (* (- 1) (+ main_~k~0 1) main_~q~0))) (* main_~y~0 (+ main_~r~0 (* (* (+ main_~k~0 1) main_~s~0) (- 1))))) (+ main_~c~0 (* (- 1) main_~b~0))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} assume !!(~c~0 >= ~b~0);havoc ~d~0;havoc ~v~0;~d~0 := 1;~v~0 := ~b~0; {30290#(or (= (+ main_~c~0 (* (- 1) main_~v~0)) (+ (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} is VALID [2022-04-08 06:08:24,276 INFO L290 TraceCheckUtils]: 65: Hoare triple {30309#(or (= (+ (* main_~x~0 (+ main_~p~0 (* (- 1) (+ main_~k~0 1) main_~q~0))) (* main_~y~0 (+ main_~r~0 (* (* (+ main_~k~0 1) main_~s~0) (- 1))))) (+ main_~c~0 (* (- 1) main_~b~0))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} assume !false; {30309#(or (= (+ (* main_~x~0 (+ main_~p~0 (* (- 1) (+ main_~k~0 1) main_~q~0))) (* main_~y~0 (+ main_~r~0 (* (* (+ main_~k~0 1) main_~s~0) (- 1))))) (+ main_~c~0 (* (- 1) main_~b~0))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} is VALID [2022-04-08 06:08:24,278 INFO L290 TraceCheckUtils]: 64: Hoare triple {29842#true} assume !!(0 != ~b~0);havoc ~c~0;havoc ~k~0;~c~0 := ~a~0;~k~0 := 0; {30309#(or (= (+ (* main_~x~0 (+ main_~p~0 (* (- 1) (+ main_~k~0 1) main_~q~0))) (* main_~y~0 (+ main_~r~0 (* (* (+ main_~k~0 1) main_~s~0) (- 1))))) (+ main_~c~0 (* (- 1) main_~b~0))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} is VALID [2022-04-08 06:08:24,278 INFO L290 TraceCheckUtils]: 63: Hoare triple {29842#true} assume !false; {29842#true} is VALID [2022-04-08 06:08:24,278 INFO L290 TraceCheckUtils]: 62: Hoare triple {29842#true} ~a~0 := ~b~0;~b~0 := ~c~0;havoc ~temp~0;~temp~0 := ~p~0;~p~0 := ~q~0;~q~0 := ~temp~0 - ~q~0 * ~k~0;~temp~0 := ~r~0;~r~0 := ~s~0;~s~0 := ~temp~0 - ~s~0 * ~k~0; {29842#true} is VALID [2022-04-08 06:08:24,278 INFO L290 TraceCheckUtils]: 61: Hoare triple {29842#true} assume !(~c~0 >= ~b~0); {29842#true} is VALID [2022-04-08 06:08:24,278 INFO L290 TraceCheckUtils]: 60: Hoare triple {29842#true} assume !false; {29842#true} is VALID [2022-04-08 06:08:24,278 INFO L290 TraceCheckUtils]: 59: Hoare triple {29842#true} ~c~0 := ~c~0 - ~v~0;~k~0 := ~k~0 + ~d~0; {29842#true} is VALID [2022-04-08 06:08:24,278 INFO L290 TraceCheckUtils]: 58: Hoare triple {29842#true} assume !(~c~0 >= 2 * ~v~0); {29842#true} is VALID [2022-04-08 06:08:24,278 INFO L284 TraceCheckUtils]: 57: Hoare quadruple {29842#true} {29842#true} #108#return; {29842#true} is VALID [2022-04-08 06:08:24,278 INFO L290 TraceCheckUtils]: 56: Hoare triple {29842#true} assume true; {29842#true} is VALID [2022-04-08 06:08:24,278 INFO L290 TraceCheckUtils]: 55: Hoare triple {29842#true} assume !(0 == ~cond); {29842#true} is VALID [2022-04-08 06:08:24,278 INFO L290 TraceCheckUtils]: 54: Hoare triple {29842#true} ~cond := #in~cond; {29842#true} is VALID [2022-04-08 06:08:24,278 INFO L272 TraceCheckUtils]: 53: Hoare triple {29842#true} call __VERIFIER_assert((if ~v~0 == ~b~0 * ~d~0 then 1 else 0)); {29842#true} is VALID [2022-04-08 06:08:24,279 INFO L284 TraceCheckUtils]: 52: Hoare quadruple {29842#true} {29842#true} #106#return; {29842#true} is VALID [2022-04-08 06:08:24,279 INFO L290 TraceCheckUtils]: 51: Hoare triple {29842#true} assume true; {29842#true} is VALID [2022-04-08 06:08:24,279 INFO L290 TraceCheckUtils]: 50: Hoare triple {29842#true} assume !(0 == ~cond); {29842#true} is VALID [2022-04-08 06:08:24,279 INFO L290 TraceCheckUtils]: 49: Hoare triple {29842#true} ~cond := #in~cond; {29842#true} is VALID [2022-04-08 06:08:24,279 INFO L272 TraceCheckUtils]: 48: Hoare triple {29842#true} call __VERIFIER_assert((if ~a~0 == ~k~0 * ~b~0 + ~c~0 then 1 else 0)); {29842#true} is VALID [2022-04-08 06:08:24,279 INFO L284 TraceCheckUtils]: 47: Hoare quadruple {29842#true} {29842#true} #104#return; {29842#true} is VALID [2022-04-08 06:08:24,279 INFO L290 TraceCheckUtils]: 46: Hoare triple {29842#true} assume true; {29842#true} is VALID [2022-04-08 06:08:24,279 INFO L290 TraceCheckUtils]: 45: Hoare triple {29842#true} assume !(0 == ~cond); {29842#true} is VALID [2022-04-08 06:08:24,279 INFO L290 TraceCheckUtils]: 44: Hoare triple {29842#true} ~cond := #in~cond; {29842#true} is VALID [2022-04-08 06:08:24,279 INFO L272 TraceCheckUtils]: 43: Hoare triple {29842#true} call __VERIFIER_assert((if ~b~0 == ~x~0 * ~q~0 + ~y~0 * ~s~0 then 1 else 0)); {29842#true} is VALID [2022-04-08 06:08:24,279 INFO L284 TraceCheckUtils]: 42: Hoare quadruple {29842#true} {29842#true} #102#return; {29842#true} is VALID [2022-04-08 06:08:24,279 INFO L290 TraceCheckUtils]: 41: Hoare triple {29842#true} assume true; {29842#true} is VALID [2022-04-08 06:08:24,279 INFO L290 TraceCheckUtils]: 40: Hoare triple {29842#true} assume !(0 == ~cond); {29842#true} is VALID [2022-04-08 06:08:24,279 INFO L290 TraceCheckUtils]: 39: Hoare triple {29842#true} ~cond := #in~cond; {29842#true} is VALID [2022-04-08 06:08:24,280 INFO L272 TraceCheckUtils]: 38: Hoare triple {29842#true} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {29842#true} is VALID [2022-04-08 06:08:24,280 INFO L290 TraceCheckUtils]: 37: Hoare triple {29842#true} assume !false; {29842#true} is VALID [2022-04-08 06:08:24,280 INFO L290 TraceCheckUtils]: 36: Hoare triple {29842#true} assume !!(~c~0 >= ~b~0);havoc ~d~0;havoc ~v~0;~d~0 := 1;~v~0 := ~b~0; {29842#true} is VALID [2022-04-08 06:08:24,280 INFO L290 TraceCheckUtils]: 35: Hoare triple {29842#true} assume !false; {29842#true} is VALID [2022-04-08 06:08:24,280 INFO L290 TraceCheckUtils]: 34: Hoare triple {29842#true} assume !!(0 != ~b~0);havoc ~c~0;havoc ~k~0;~c~0 := ~a~0;~k~0 := 0; {29842#true} is VALID [2022-04-08 06:08:24,280 INFO L290 TraceCheckUtils]: 33: Hoare triple {29842#true} assume !false; {29842#true} is VALID [2022-04-08 06:08:24,280 INFO L290 TraceCheckUtils]: 32: Hoare triple {29842#true} ~a~0 := ~b~0;~b~0 := ~c~0;havoc ~temp~0;~temp~0 := ~p~0;~p~0 := ~q~0;~q~0 := ~temp~0 - ~q~0 * ~k~0;~temp~0 := ~r~0;~r~0 := ~s~0;~s~0 := ~temp~0 - ~s~0 * ~k~0; {29842#true} is VALID [2022-04-08 06:08:24,280 INFO L290 TraceCheckUtils]: 31: Hoare triple {29842#true} assume !(~c~0 >= ~b~0); {29842#true} is VALID [2022-04-08 06:08:24,280 INFO L290 TraceCheckUtils]: 30: Hoare triple {29842#true} assume !false; {29842#true} is VALID [2022-04-08 06:08:24,280 INFO L290 TraceCheckUtils]: 29: Hoare triple {29842#true} assume !!(0 != ~b~0);havoc ~c~0;havoc ~k~0;~c~0 := ~a~0;~k~0 := 0; {29842#true} is VALID [2022-04-08 06:08:24,280 INFO L290 TraceCheckUtils]: 28: Hoare triple {29842#true} assume !false; {29842#true} is VALID [2022-04-08 06:08:24,280 INFO L290 TraceCheckUtils]: 27: Hoare triple {29842#true} ~a~0 := ~x~0;~b~0 := ~y~0;~p~0 := 1;~q~0 := 0;~r~0 := 0;~s~0 := 1; {29842#true} is VALID [2022-04-08 06:08:24,280 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {29842#true} {29842#true} #100#return; {29842#true} is VALID [2022-04-08 06:08:24,280 INFO L290 TraceCheckUtils]: 25: Hoare triple {29842#true} assume true; {29842#true} is VALID [2022-04-08 06:08:24,280 INFO L290 TraceCheckUtils]: 24: Hoare triple {29842#true} assume !(0 == ~cond); {29842#true} is VALID [2022-04-08 06:08:24,281 INFO L290 TraceCheckUtils]: 23: Hoare triple {29842#true} ~cond := #in~cond; {29842#true} is VALID [2022-04-08 06:08:24,281 INFO L272 TraceCheckUtils]: 22: Hoare triple {29842#true} call assume_abort_if_not((if ~y~0 >= 1 then 1 else 0)); {29842#true} is VALID [2022-04-08 06:08:24,281 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {29842#true} {29842#true} #98#return; {29842#true} is VALID [2022-04-08 06:08:24,281 INFO L290 TraceCheckUtils]: 20: Hoare triple {29842#true} assume true; {29842#true} is VALID [2022-04-08 06:08:24,281 INFO L290 TraceCheckUtils]: 19: Hoare triple {29842#true} assume !(0 == ~cond); {29842#true} is VALID [2022-04-08 06:08:24,281 INFO L290 TraceCheckUtils]: 18: Hoare triple {29842#true} ~cond := #in~cond; {29842#true} is VALID [2022-04-08 06:08:24,281 INFO L272 TraceCheckUtils]: 17: Hoare triple {29842#true} call assume_abort_if_not((if ~x~0 >= 1 then 1 else 0)); {29842#true} is VALID [2022-04-08 06:08:24,281 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {29842#true} {29842#true} #96#return; {29842#true} is VALID [2022-04-08 06:08:24,281 INFO L290 TraceCheckUtils]: 15: Hoare triple {29842#true} assume true; {29842#true} is VALID [2022-04-08 06:08:24,281 INFO L290 TraceCheckUtils]: 14: Hoare triple {29842#true} assume !(0 == ~cond); {29842#true} is VALID [2022-04-08 06:08:24,281 INFO L290 TraceCheckUtils]: 13: Hoare triple {29842#true} ~cond := #in~cond; {29842#true} is VALID [2022-04-08 06:08:24,281 INFO L272 TraceCheckUtils]: 12: Hoare triple {29842#true} call assume_abort_if_not((if ~y~0 >= 0 && ~y~0 <= 10 then 1 else 0)); {29842#true} is VALID [2022-04-08 06:08:24,281 INFO L290 TraceCheckUtils]: 11: Hoare triple {29842#true} assume -2147483648 <= #t~nondet5 && #t~nondet5 <= 2147483647;~y~0 := #t~nondet5;havoc #t~nondet5; {29842#true} is VALID [2022-04-08 06:08:24,281 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {29842#true} {29842#true} #94#return; {29842#true} is VALID [2022-04-08 06:08:24,282 INFO L290 TraceCheckUtils]: 9: Hoare triple {29842#true} assume true; {29842#true} is VALID [2022-04-08 06:08:24,282 INFO L290 TraceCheckUtils]: 8: Hoare triple {29842#true} assume !(0 == ~cond); {29842#true} is VALID [2022-04-08 06:08:24,282 INFO L290 TraceCheckUtils]: 7: Hoare triple {29842#true} ~cond := #in~cond; {29842#true} is VALID [2022-04-08 06:08:24,282 INFO L272 TraceCheckUtils]: 6: Hoare triple {29842#true} call assume_abort_if_not((if ~x~0 >= 0 && ~x~0 <= 10 then 1 else 0)); {29842#true} is VALID [2022-04-08 06:08:24,282 INFO L290 TraceCheckUtils]: 5: Hoare triple {29842#true} havoc ~x~0;havoc ~y~0;havoc ~a~0;havoc ~b~0;havoc ~p~0;havoc ~q~0;havoc ~r~0;havoc ~s~0;assume -2147483648 <= #t~nondet4 && #t~nondet4 <= 2147483647;~x~0 := #t~nondet4;havoc #t~nondet4; {29842#true} is VALID [2022-04-08 06:08:24,282 INFO L272 TraceCheckUtils]: 4: Hoare triple {29842#true} call #t~ret6 := main(); {29842#true} is VALID [2022-04-08 06:08:24,282 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {29842#true} {29842#true} #112#return; {29842#true} is VALID [2022-04-08 06:08:24,282 INFO L290 TraceCheckUtils]: 2: Hoare triple {29842#true} assume true; {29842#true} is VALID [2022-04-08 06:08:24,282 INFO L290 TraceCheckUtils]: 1: Hoare triple {29842#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(11, 2);call #Ultimate.allocInit(12, 3); {29842#true} is VALID [2022-04-08 06:08:24,282 INFO L272 TraceCheckUtils]: 0: Hoare triple {29842#true} call ULTIMATE.init(); {29842#true} is VALID [2022-04-08 06:08:24,283 INFO L134 CoverageAnalysis]: Checked inductivity of 244 backedges. 87 proven. 18 refuted. 0 times theorem prover too weak. 139 trivial. 0 not checked. [2022-04-08 06:08:24,283 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-08 06:08:24,283 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2099527055] [2022-04-08 06:08:24,283 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-04-08 06:08:24,285 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2139491744] [2022-04-08 06:08:24,285 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2139491744] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-08 06:08:24,285 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-04-08 06:08:24,285 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 12] total 27 [2022-04-08 06:08:24,286 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-08 06:08:24,286 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [1291613289] [2022-04-08 06:08:24,286 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [1291613289] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 06:08:24,286 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 06:08:24,286 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-04-08 06:08:24,286 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1548095882] [2022-04-08 06:08:24,286 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-08 06:08:24,286 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 2.473684210526316) internal successors, (47), 18 states have internal predecessors, (47), 7 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (14), 4 states have call predecessors, (14), 6 states have call successors, (14) Word has length 107 [2022-04-08 06:08:24,287 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-08 06:08:24,287 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 20 states, 19 states have (on average 2.473684210526316) internal successors, (47), 18 states have internal predecessors, (47), 7 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (14), 4 states have call predecessors, (14), 6 states have call successors, (14) [2022-04-08 06:08:24,391 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 77 edges. 77 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 06:08:24,391 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-04-08 06:08:24,391 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-08 06:08:24,392 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-04-08 06:08:24,392 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=105, Invalid=597, Unknown=0, NotChecked=0, Total=702 [2022-04-08 06:08:24,392 INFO L87 Difference]: Start difference. First operand 497 states and 692 transitions. Second operand has 20 states, 19 states have (on average 2.473684210526316) internal successors, (47), 18 states have internal predecessors, (47), 7 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (14), 4 states have call predecessors, (14), 6 states have call successors, (14) [2022-04-08 06:08:32,099 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 06:08:32,099 INFO L93 Difference]: Finished difference Result 576 states and 787 transitions. [2022-04-08 06:08:32,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-04-08 06:08:32,115 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 2.473684210526316) internal successors, (47), 18 states have internal predecessors, (47), 7 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (14), 4 states have call predecessors, (14), 6 states have call successors, (14) Word has length 107 [2022-04-08 06:08:32,115 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-08 06:08:32,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20 states, 19 states have (on average 2.473684210526316) internal successors, (47), 18 states have internal predecessors, (47), 7 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (14), 4 states have call predecessors, (14), 6 states have call successors, (14) [2022-04-08 06:08:32,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 195 transitions. [2022-04-08 06:08:32,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20 states, 19 states have (on average 2.473684210526316) internal successors, (47), 18 states have internal predecessors, (47), 7 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (14), 4 states have call predecessors, (14), 6 states have call successors, (14) [2022-04-08 06:08:32,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 195 transitions. [2022-04-08 06:08:32,122 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 18 states and 195 transitions. [2022-04-08 06:08:32,435 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 195 edges. 195 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 06:08:32,466 INFO L225 Difference]: With dead ends: 576 [2022-04-08 06:08:32,466 INFO L226 Difference]: Without dead ends: 574 [2022-04-08 06:08:32,466 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 219 GetRequests, 184 SyntacticMatches, 4 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 180 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=151, Invalid=905, Unknown=0, NotChecked=0, Total=1056 [2022-04-08 06:08:32,483 INFO L913 BasicCegarLoop]: 58 mSDtfsCounter, 83 mSDsluCounter, 453 mSDsCounter, 0 mSdLazyCounter, 1300 mSolverCounterSat, 55 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 112 SdHoareTripleChecker+Valid, 511 SdHoareTripleChecker+Invalid, 1355 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 55 IncrementalHoareTripleChecker+Valid, 1300 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2022-04-08 06:08:32,483 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [112 Valid, 511 Invalid, 1355 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [55 Valid, 1300 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2022-04-08 06:08:32,484 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 574 states. [2022-04-08 06:08:34,249 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 574 to 509. [2022-04-08 06:08:34,249 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-08 06:08:34,267 INFO L82 GeneralOperation]: Start isEquivalent. First operand 574 states. Second operand has 509 states, 296 states have (on average 1.1925675675675675) internal successors, (353), 297 states have internal predecessors, (353), 175 states have call successors, (175), 38 states have call predecessors, (175), 37 states have return successors, (173), 173 states have call predecessors, (173), 173 states have call successors, (173) [2022-04-08 06:08:34,268 INFO L74 IsIncluded]: Start isIncluded. First operand 574 states. Second operand has 509 states, 296 states have (on average 1.1925675675675675) internal successors, (353), 297 states have internal predecessors, (353), 175 states have call successors, (175), 38 states have call predecessors, (175), 37 states have return successors, (173), 173 states have call predecessors, (173), 173 states have call successors, (173) [2022-04-08 06:08:34,269 INFO L87 Difference]: Start difference. First operand 574 states. Second operand has 509 states, 296 states have (on average 1.1925675675675675) internal successors, (353), 297 states have internal predecessors, (353), 175 states have call successors, (175), 38 states have call predecessors, (175), 37 states have return successors, (173), 173 states have call predecessors, (173), 173 states have call successors, (173) [2022-04-08 06:08:34,281 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 06:08:34,282 INFO L93 Difference]: Finished difference Result 574 states and 785 transitions. [2022-04-08 06:08:34,282 INFO L276 IsEmpty]: Start isEmpty. Operand 574 states and 785 transitions. [2022-04-08 06:08:34,299 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 06:08:34,299 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 06:08:34,300 INFO L74 IsIncluded]: Start isIncluded. First operand has 509 states, 296 states have (on average 1.1925675675675675) internal successors, (353), 297 states have internal predecessors, (353), 175 states have call successors, (175), 38 states have call predecessors, (175), 37 states have return successors, (173), 173 states have call predecessors, (173), 173 states have call successors, (173) Second operand 574 states. [2022-04-08 06:08:34,301 INFO L87 Difference]: Start difference. First operand has 509 states, 296 states have (on average 1.1925675675675675) internal successors, (353), 297 states have internal predecessors, (353), 175 states have call successors, (175), 38 states have call predecessors, (175), 37 states have return successors, (173), 173 states have call predecessors, (173), 173 states have call successors, (173) Second operand 574 states. [2022-04-08 06:08:34,329 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 06:08:34,330 INFO L93 Difference]: Finished difference Result 574 states and 785 transitions. [2022-04-08 06:08:34,330 INFO L276 IsEmpty]: Start isEmpty. Operand 574 states and 785 transitions. [2022-04-08 06:08:34,331 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 06:08:34,331 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 06:08:34,331 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-08 06:08:34,331 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-08 06:08:34,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 509 states, 296 states have (on average 1.1925675675675675) internal successors, (353), 297 states have internal predecessors, (353), 175 states have call successors, (175), 38 states have call predecessors, (175), 37 states have return successors, (173), 173 states have call predecessors, (173), 173 states have call successors, (173) [2022-04-08 06:08:34,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 509 states to 509 states and 701 transitions. [2022-04-08 06:08:34,360 INFO L78 Accepts]: Start accepts. Automaton has 509 states and 701 transitions. Word has length 107 [2022-04-08 06:08:34,360 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-08 06:08:34,360 INFO L478 AbstractCegarLoop]: Abstraction has 509 states and 701 transitions. [2022-04-08 06:08:34,361 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 2.473684210526316) internal successors, (47), 18 states have internal predecessors, (47), 7 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (14), 4 states have call predecessors, (14), 6 states have call successors, (14) [2022-04-08 06:08:34,361 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 509 states and 701 transitions. [2022-04-08 06:08:39,014 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 701 edges. 700 inductive. 0 not inductive. 1 times theorem prover too weak to decide inductivity. [2022-04-08 06:08:39,014 INFO L276 IsEmpty]: Start isEmpty. Operand 509 states and 701 transitions. [2022-04-08 06:08:39,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2022-04-08 06:08:39,015 INFO L491 BasicCegarLoop]: Found error trace [2022-04-08 06:08:39,015 INFO L499 BasicCegarLoop]: trace histogram [13, 12, 12, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-08 06:08:39,047 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Forceful destruction successful, exit code 0 [2022-04-08 06:08:39,216 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,19 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-08 06:08:39,216 INFO L403 AbstractCegarLoop]: === Iteration 20 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-08 06:08:39,216 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-08 06:08:39,216 INFO L85 PathProgramCache]: Analyzing trace with hash 1002671399, now seen corresponding path program 7 times [2022-04-08 06:08:39,216 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-08 06:08:39,216 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [788194053] [2022-04-08 06:08:39,217 INFO L202 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-04-08 06:08:39,217 INFO L85 PathProgramCache]: Analyzing trace with hash 1002671399, now seen corresponding path program 8 times [2022-04-08 06:08:39,217 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-08 06:08:39,217 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1659683280] [2022-04-08 06:08:39,217 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-08 06:08:39,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-08 06:08:39,251 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-04-08 06:08:39,251 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [877091466] [2022-04-08 06:08:39,251 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-04-08 06:08:39,251 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-08 06:08:39,251 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-08 06:08:39,256 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) [2022-04-08 06:08:39,321 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2022-04-08 06:08:39,368 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-04-08 06:08:39,368 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-08 06:08:39,369 INFO L263 TraceCheckSpWp]: Trace formula consists of 267 conjuncts, 74 conjunts are in the unsatisfiable core [2022-04-08 06:08:39,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 06:08:39,392 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-08 06:08:40,744 INFO L272 TraceCheckUtils]: 0: Hoare triple {33840#true} call ULTIMATE.init(); {33840#true} is VALID [2022-04-08 06:08:40,744 INFO L290 TraceCheckUtils]: 1: Hoare triple {33840#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(11, 2);call #Ultimate.allocInit(12, 3); {33840#true} is VALID [2022-04-08 06:08:40,745 INFO L290 TraceCheckUtils]: 2: Hoare triple {33840#true} assume true; {33840#true} is VALID [2022-04-08 06:08:40,745 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {33840#true} {33840#true} #112#return; {33840#true} is VALID [2022-04-08 06:08:40,745 INFO L272 TraceCheckUtils]: 4: Hoare triple {33840#true} call #t~ret6 := main(); {33840#true} is VALID [2022-04-08 06:08:40,745 INFO L290 TraceCheckUtils]: 5: Hoare triple {33840#true} havoc ~x~0;havoc ~y~0;havoc ~a~0;havoc ~b~0;havoc ~p~0;havoc ~q~0;havoc ~r~0;havoc ~s~0;assume -2147483648 <= #t~nondet4 && #t~nondet4 <= 2147483647;~x~0 := #t~nondet4;havoc #t~nondet4; {33840#true} is VALID [2022-04-08 06:08:40,745 INFO L272 TraceCheckUtils]: 6: Hoare triple {33840#true} call assume_abort_if_not((if ~x~0 >= 0 && ~x~0 <= 10 then 1 else 0)); {33840#true} is VALID [2022-04-08 06:08:40,745 INFO L290 TraceCheckUtils]: 7: Hoare triple {33840#true} ~cond := #in~cond; {33840#true} is VALID [2022-04-08 06:08:40,745 INFO L290 TraceCheckUtils]: 8: Hoare triple {33840#true} assume !(0 == ~cond); {33840#true} is VALID [2022-04-08 06:08:40,745 INFO L290 TraceCheckUtils]: 9: Hoare triple {33840#true} assume true; {33840#true} is VALID [2022-04-08 06:08:40,745 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {33840#true} {33840#true} #94#return; {33840#true} is VALID [2022-04-08 06:08:40,745 INFO L290 TraceCheckUtils]: 11: Hoare triple {33840#true} assume -2147483648 <= #t~nondet5 && #t~nondet5 <= 2147483647;~y~0 := #t~nondet5;havoc #t~nondet5; {33840#true} is VALID [2022-04-08 06:08:40,745 INFO L272 TraceCheckUtils]: 12: Hoare triple {33840#true} call assume_abort_if_not((if ~y~0 >= 0 && ~y~0 <= 10 then 1 else 0)); {33840#true} is VALID [2022-04-08 06:08:40,745 INFO L290 TraceCheckUtils]: 13: Hoare triple {33840#true} ~cond := #in~cond; {33840#true} is VALID [2022-04-08 06:08:40,745 INFO L290 TraceCheckUtils]: 14: Hoare triple {33840#true} assume !(0 == ~cond); {33840#true} is VALID [2022-04-08 06:08:40,745 INFO L290 TraceCheckUtils]: 15: Hoare triple {33840#true} assume true; {33840#true} is VALID [2022-04-08 06:08:40,745 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {33840#true} {33840#true} #96#return; {33840#true} is VALID [2022-04-08 06:08:40,746 INFO L272 TraceCheckUtils]: 17: Hoare triple {33840#true} call assume_abort_if_not((if ~x~0 >= 1 then 1 else 0)); {33840#true} is VALID [2022-04-08 06:08:40,746 INFO L290 TraceCheckUtils]: 18: Hoare triple {33840#true} ~cond := #in~cond; {33840#true} is VALID [2022-04-08 06:08:40,746 INFO L290 TraceCheckUtils]: 19: Hoare triple {33840#true} assume !(0 == ~cond); {33840#true} is VALID [2022-04-08 06:08:40,746 INFO L290 TraceCheckUtils]: 20: Hoare triple {33840#true} assume true; {33840#true} is VALID [2022-04-08 06:08:40,746 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {33840#true} {33840#true} #98#return; {33840#true} is VALID [2022-04-08 06:08:40,746 INFO L272 TraceCheckUtils]: 22: Hoare triple {33840#true} call assume_abort_if_not((if ~y~0 >= 1 then 1 else 0)); {33840#true} is VALID [2022-04-08 06:08:40,746 INFO L290 TraceCheckUtils]: 23: Hoare triple {33840#true} ~cond := #in~cond; {33840#true} is VALID [2022-04-08 06:08:40,746 INFO L290 TraceCheckUtils]: 24: Hoare triple {33840#true} assume !(0 == ~cond); {33840#true} is VALID [2022-04-08 06:08:40,746 INFO L290 TraceCheckUtils]: 25: Hoare triple {33840#true} assume true; {33840#true} is VALID [2022-04-08 06:08:40,746 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {33840#true} {33840#true} #100#return; {33840#true} is VALID [2022-04-08 06:08:40,747 INFO L290 TraceCheckUtils]: 27: Hoare triple {33840#true} ~a~0 := ~x~0;~b~0 := ~y~0;~p~0 := 1;~q~0 := 0;~r~0 := 0;~s~0 := 1; {33926#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 06:08:40,747 INFO L290 TraceCheckUtils]: 28: Hoare triple {33926#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} assume !false; {33926#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 06:08:40,747 INFO L290 TraceCheckUtils]: 29: Hoare triple {33926#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} assume !!(0 != ~b~0);havoc ~c~0;havoc ~k~0;~c~0 := ~a~0;~k~0 := 0; {33933#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 06:08:40,748 INFO L290 TraceCheckUtils]: 30: Hoare triple {33933#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} assume !false; {33933#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 06:08:40,748 INFO L290 TraceCheckUtils]: 31: Hoare triple {33933#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} assume !!(~c~0 >= ~b~0);havoc ~d~0;havoc ~v~0;~d~0 := 1;~v~0 := ~b~0; {33940#(and (= main_~b~0 main_~v~0) (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~d~0 1) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 06:08:40,749 INFO L290 TraceCheckUtils]: 32: Hoare triple {33940#(and (= main_~b~0 main_~v~0) (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~d~0 1) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} assume !false; {33940#(and (= main_~b~0 main_~v~0) (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~d~0 1) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 06:08:40,749 INFO L272 TraceCheckUtils]: 33: Hoare triple {33940#(and (= main_~b~0 main_~v~0) (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~d~0 1) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {33840#true} is VALID [2022-04-08 06:08:40,749 INFO L290 TraceCheckUtils]: 34: Hoare triple {33840#true} ~cond := #in~cond; {33840#true} is VALID [2022-04-08 06:08:40,749 INFO L290 TraceCheckUtils]: 35: Hoare triple {33840#true} assume !(0 == ~cond); {33840#true} is VALID [2022-04-08 06:08:40,749 INFO L290 TraceCheckUtils]: 36: Hoare triple {33840#true} assume true; {33840#true} is VALID [2022-04-08 06:08:40,750 INFO L284 TraceCheckUtils]: 37: Hoare quadruple {33840#true} {33940#(and (= main_~b~0 main_~v~0) (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~d~0 1) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} #102#return; {33940#(and (= main_~b~0 main_~v~0) (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~d~0 1) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 06:08:40,750 INFO L272 TraceCheckUtils]: 38: Hoare triple {33940#(and (= main_~b~0 main_~v~0) (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~d~0 1) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} call __VERIFIER_assert((if ~b~0 == ~x~0 * ~q~0 + ~y~0 * ~s~0 then 1 else 0)); {33840#true} is VALID [2022-04-08 06:08:40,750 INFO L290 TraceCheckUtils]: 39: Hoare triple {33840#true} ~cond := #in~cond; {33840#true} is VALID [2022-04-08 06:08:40,750 INFO L290 TraceCheckUtils]: 40: Hoare triple {33840#true} assume !(0 == ~cond); {33840#true} is VALID [2022-04-08 06:08:40,750 INFO L290 TraceCheckUtils]: 41: Hoare triple {33840#true} assume true; {33840#true} is VALID [2022-04-08 06:08:40,751 INFO L284 TraceCheckUtils]: 42: Hoare quadruple {33840#true} {33940#(and (= main_~b~0 main_~v~0) (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~d~0 1) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} #104#return; {33940#(and (= main_~b~0 main_~v~0) (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~d~0 1) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 06:08:40,751 INFO L272 TraceCheckUtils]: 43: Hoare triple {33940#(and (= main_~b~0 main_~v~0) (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~d~0 1) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} call __VERIFIER_assert((if ~a~0 == ~k~0 * ~b~0 + ~c~0 then 1 else 0)); {33840#true} is VALID [2022-04-08 06:08:40,751 INFO L290 TraceCheckUtils]: 44: Hoare triple {33840#true} ~cond := #in~cond; {33840#true} is VALID [2022-04-08 06:08:40,751 INFO L290 TraceCheckUtils]: 45: Hoare triple {33840#true} assume !(0 == ~cond); {33840#true} is VALID [2022-04-08 06:08:40,751 INFO L290 TraceCheckUtils]: 46: Hoare triple {33840#true} assume true; {33840#true} is VALID [2022-04-08 06:08:40,752 INFO L284 TraceCheckUtils]: 47: Hoare quadruple {33840#true} {33940#(and (= main_~b~0 main_~v~0) (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~d~0 1) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} #106#return; {33940#(and (= main_~b~0 main_~v~0) (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~d~0 1) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 06:08:40,752 INFO L272 TraceCheckUtils]: 48: Hoare triple {33940#(and (= main_~b~0 main_~v~0) (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~d~0 1) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} call __VERIFIER_assert((if ~v~0 == ~b~0 * ~d~0 then 1 else 0)); {33840#true} is VALID [2022-04-08 06:08:40,752 INFO L290 TraceCheckUtils]: 49: Hoare triple {33840#true} ~cond := #in~cond; {33840#true} is VALID [2022-04-08 06:08:40,752 INFO L290 TraceCheckUtils]: 50: Hoare triple {33840#true} assume !(0 == ~cond); {33840#true} is VALID [2022-04-08 06:08:40,752 INFO L290 TraceCheckUtils]: 51: Hoare triple {33840#true} assume true; {33840#true} is VALID [2022-04-08 06:08:40,753 INFO L284 TraceCheckUtils]: 52: Hoare quadruple {33840#true} {33940#(and (= main_~b~0 main_~v~0) (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~d~0 1) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} #108#return; {33940#(and (= main_~b~0 main_~v~0) (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~d~0 1) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 06:08:40,753 INFO L290 TraceCheckUtils]: 53: Hoare triple {33940#(and (= main_~b~0 main_~v~0) (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~d~0 1) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} assume !!(~c~0 >= 2 * ~v~0);~d~0 := 2 * ~d~0;~v~0 := 2 * ~v~0; {34007#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~v~0 (* main_~b~0 2)) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~d~0 2) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 06:08:40,754 INFO L290 TraceCheckUtils]: 54: Hoare triple {34007#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~v~0 (* main_~b~0 2)) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~d~0 2) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} assume !false; {34007#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~v~0 (* main_~b~0 2)) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~d~0 2) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 06:08:40,754 INFO L272 TraceCheckUtils]: 55: Hoare triple {34007#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~v~0 (* main_~b~0 2)) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~d~0 2) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {33840#true} is VALID [2022-04-08 06:08:40,754 INFO L290 TraceCheckUtils]: 56: Hoare triple {33840#true} ~cond := #in~cond; {33840#true} is VALID [2022-04-08 06:08:40,754 INFO L290 TraceCheckUtils]: 57: Hoare triple {33840#true} assume !(0 == ~cond); {33840#true} is VALID [2022-04-08 06:08:40,754 INFO L290 TraceCheckUtils]: 58: Hoare triple {33840#true} assume true; {33840#true} is VALID [2022-04-08 06:08:40,755 INFO L284 TraceCheckUtils]: 59: Hoare quadruple {33840#true} {34007#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~v~0 (* main_~b~0 2)) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~d~0 2) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} #102#return; {34007#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~v~0 (* main_~b~0 2)) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~d~0 2) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 06:08:40,755 INFO L272 TraceCheckUtils]: 60: Hoare triple {34007#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~v~0 (* main_~b~0 2)) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~d~0 2) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} call __VERIFIER_assert((if ~b~0 == ~x~0 * ~q~0 + ~y~0 * ~s~0 then 1 else 0)); {33840#true} is VALID [2022-04-08 06:08:40,755 INFO L290 TraceCheckUtils]: 61: Hoare triple {33840#true} ~cond := #in~cond; {33840#true} is VALID [2022-04-08 06:08:40,755 INFO L290 TraceCheckUtils]: 62: Hoare triple {33840#true} assume !(0 == ~cond); {33840#true} is VALID [2022-04-08 06:08:40,755 INFO L290 TraceCheckUtils]: 63: Hoare triple {33840#true} assume true; {33840#true} is VALID [2022-04-08 06:08:40,756 INFO L284 TraceCheckUtils]: 64: Hoare quadruple {33840#true} {34007#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~v~0 (* main_~b~0 2)) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~d~0 2) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} #104#return; {34007#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~v~0 (* main_~b~0 2)) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~d~0 2) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 06:08:40,756 INFO L272 TraceCheckUtils]: 65: Hoare triple {34007#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~v~0 (* main_~b~0 2)) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~d~0 2) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} call __VERIFIER_assert((if ~a~0 == ~k~0 * ~b~0 + ~c~0 then 1 else 0)); {33840#true} is VALID [2022-04-08 06:08:40,756 INFO L290 TraceCheckUtils]: 66: Hoare triple {33840#true} ~cond := #in~cond; {33840#true} is VALID [2022-04-08 06:08:40,756 INFO L290 TraceCheckUtils]: 67: Hoare triple {33840#true} assume !(0 == ~cond); {33840#true} is VALID [2022-04-08 06:08:40,756 INFO L290 TraceCheckUtils]: 68: Hoare triple {33840#true} assume true; {33840#true} is VALID [2022-04-08 06:08:40,757 INFO L284 TraceCheckUtils]: 69: Hoare quadruple {33840#true} {34007#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~v~0 (* main_~b~0 2)) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~d~0 2) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} #106#return; {34007#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~v~0 (* main_~b~0 2)) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~d~0 2) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 06:08:40,757 INFO L272 TraceCheckUtils]: 70: Hoare triple {34007#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~v~0 (* main_~b~0 2)) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~d~0 2) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} call __VERIFIER_assert((if ~v~0 == ~b~0 * ~d~0 then 1 else 0)); {33840#true} is VALID [2022-04-08 06:08:40,757 INFO L290 TraceCheckUtils]: 71: Hoare triple {33840#true} ~cond := #in~cond; {33840#true} is VALID [2022-04-08 06:08:40,757 INFO L290 TraceCheckUtils]: 72: Hoare triple {33840#true} assume !(0 == ~cond); {33840#true} is VALID [2022-04-08 06:08:40,757 INFO L290 TraceCheckUtils]: 73: Hoare triple {33840#true} assume true; {33840#true} is VALID [2022-04-08 06:08:40,758 INFO L284 TraceCheckUtils]: 74: Hoare quadruple {33840#true} {34007#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~v~0 (* main_~b~0 2)) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~d~0 2) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} #108#return; {34007#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~v~0 (* main_~b~0 2)) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~d~0 2) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 06:08:40,758 INFO L290 TraceCheckUtils]: 75: Hoare triple {34007#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~v~0 (* main_~b~0 2)) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~d~0 2) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} assume !(~c~0 >= 2 * ~v~0); {34007#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~v~0 (* main_~b~0 2)) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~d~0 2) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 06:08:40,759 INFO L290 TraceCheckUtils]: 76: Hoare triple {34007#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~v~0 (* main_~b~0 2)) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~d~0 2) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} ~c~0 := ~c~0 - ~v~0;~k~0 := ~k~0 + ~d~0; {34077#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= (+ (* (- 2) main_~b~0) main_~a~0) main_~c~0) (= main_~k~0 2) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 06:08:40,760 INFO L290 TraceCheckUtils]: 77: Hoare triple {34077#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= (+ (* (- 2) main_~b~0) main_~a~0) main_~c~0) (= main_~k~0 2) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} assume !false; {34077#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= (+ (* (- 2) main_~b~0) main_~a~0) main_~c~0) (= main_~k~0 2) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 06:08:40,760 INFO L290 TraceCheckUtils]: 78: Hoare triple {34077#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= (+ (* (- 2) main_~b~0) main_~a~0) main_~c~0) (= main_~k~0 2) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} assume !!(~c~0 >= ~b~0);havoc ~d~0;havoc ~v~0;~d~0 := 1;~v~0 := ~b~0; {34084#(and (= main_~b~0 main_~v~0) (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~d~0 1) (= (+ (* (- 2) main_~b~0) main_~a~0) main_~c~0) (= main_~k~0 2) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 06:08:40,761 INFO L290 TraceCheckUtils]: 79: Hoare triple {34084#(and (= main_~b~0 main_~v~0) (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~d~0 1) (= (+ (* (- 2) main_~b~0) main_~a~0) main_~c~0) (= main_~k~0 2) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} assume !false; {34084#(and (= main_~b~0 main_~v~0) (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~d~0 1) (= (+ (* (- 2) main_~b~0) main_~a~0) main_~c~0) (= main_~k~0 2) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 06:08:40,761 INFO L272 TraceCheckUtils]: 80: Hoare triple {34084#(and (= main_~b~0 main_~v~0) (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~d~0 1) (= (+ (* (- 2) main_~b~0) main_~a~0) main_~c~0) (= main_~k~0 2) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {33840#true} is VALID [2022-04-08 06:08:40,761 INFO L290 TraceCheckUtils]: 81: Hoare triple {33840#true} ~cond := #in~cond; {33840#true} is VALID [2022-04-08 06:08:40,761 INFO L290 TraceCheckUtils]: 82: Hoare triple {33840#true} assume !(0 == ~cond); {33840#true} is VALID [2022-04-08 06:08:40,761 INFO L290 TraceCheckUtils]: 83: Hoare triple {33840#true} assume true; {33840#true} is VALID [2022-04-08 06:08:40,762 INFO L284 TraceCheckUtils]: 84: Hoare quadruple {33840#true} {34084#(and (= main_~b~0 main_~v~0) (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~d~0 1) (= (+ (* (- 2) main_~b~0) main_~a~0) main_~c~0) (= main_~k~0 2) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} #102#return; {34084#(and (= main_~b~0 main_~v~0) (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~d~0 1) (= (+ (* (- 2) main_~b~0) main_~a~0) main_~c~0) (= main_~k~0 2) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 06:08:40,762 INFO L272 TraceCheckUtils]: 85: Hoare triple {34084#(and (= main_~b~0 main_~v~0) (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~d~0 1) (= (+ (* (- 2) main_~b~0) main_~a~0) main_~c~0) (= main_~k~0 2) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} call __VERIFIER_assert((if ~b~0 == ~x~0 * ~q~0 + ~y~0 * ~s~0 then 1 else 0)); {33840#true} is VALID [2022-04-08 06:08:40,762 INFO L290 TraceCheckUtils]: 86: Hoare triple {33840#true} ~cond := #in~cond; {34109#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} is VALID [2022-04-08 06:08:40,763 INFO L290 TraceCheckUtils]: 87: Hoare triple {34109#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} assume !(0 == ~cond); {34113#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 06:08:40,763 INFO L290 TraceCheckUtils]: 88: Hoare triple {34113#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {34113#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 06:08:40,764 INFO L284 TraceCheckUtils]: 89: Hoare quadruple {34113#(not (= |__VERIFIER_assert_#in~cond| 0))} {34084#(and (= main_~b~0 main_~v~0) (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~d~0 1) (= (+ (* (- 2) main_~b~0) main_~a~0) main_~c~0) (= main_~k~0 2) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} #104#return; {34084#(and (= main_~b~0 main_~v~0) (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~d~0 1) (= (+ (* (- 2) main_~b~0) main_~a~0) main_~c~0) (= main_~k~0 2) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 06:08:40,764 INFO L272 TraceCheckUtils]: 90: Hoare triple {34084#(and (= main_~b~0 main_~v~0) (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~d~0 1) (= (+ (* (- 2) main_~b~0) main_~a~0) main_~c~0) (= main_~k~0 2) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} call __VERIFIER_assert((if ~a~0 == ~k~0 * ~b~0 + ~c~0 then 1 else 0)); {33840#true} is VALID [2022-04-08 06:08:40,764 INFO L290 TraceCheckUtils]: 91: Hoare triple {33840#true} ~cond := #in~cond; {34109#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} is VALID [2022-04-08 06:08:40,765 INFO L290 TraceCheckUtils]: 92: Hoare triple {34109#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} assume !(0 == ~cond); {34113#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 06:08:40,765 INFO L290 TraceCheckUtils]: 93: Hoare triple {34113#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {34113#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 06:08:40,766 INFO L284 TraceCheckUtils]: 94: Hoare quadruple {34113#(not (= |__VERIFIER_assert_#in~cond| 0))} {34084#(and (= main_~b~0 main_~v~0) (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~d~0 1) (= (+ (* (- 2) main_~b~0) main_~a~0) main_~c~0) (= main_~k~0 2) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} #106#return; {34135#(and (= main_~b~0 main_~v~0) (= main_~r~0 0) (= main_~x~0 (+ main_~c~0 (* main_~b~0 main_~k~0))) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~d~0 1) (= main_~k~0 2) (= main_~q~0 0) (= main_~p~0 1))} is VALID [2022-04-08 06:08:40,766 INFO L272 TraceCheckUtils]: 95: Hoare triple {34135#(and (= main_~b~0 main_~v~0) (= main_~r~0 0) (= main_~x~0 (+ main_~c~0 (* main_~b~0 main_~k~0))) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~d~0 1) (= main_~k~0 2) (= main_~q~0 0) (= main_~p~0 1))} call __VERIFIER_assert((if ~v~0 == ~b~0 * ~d~0 then 1 else 0)); {33840#true} is VALID [2022-04-08 06:08:40,766 INFO L290 TraceCheckUtils]: 96: Hoare triple {33840#true} ~cond := #in~cond; {34109#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} is VALID [2022-04-08 06:08:40,767 INFO L290 TraceCheckUtils]: 97: Hoare triple {34109#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} assume !(0 == ~cond); {34113#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 06:08:40,767 INFO L290 TraceCheckUtils]: 98: Hoare triple {34113#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {34113#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 06:08:40,768 INFO L284 TraceCheckUtils]: 99: Hoare quadruple {34113#(not (= |__VERIFIER_assert_#in~cond| 0))} {34135#(and (= main_~b~0 main_~v~0) (= main_~r~0 0) (= main_~x~0 (+ main_~c~0 (* main_~b~0 main_~k~0))) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~d~0 1) (= main_~k~0 2) (= main_~q~0 0) (= main_~p~0 1))} #108#return; {34135#(and (= main_~b~0 main_~v~0) (= main_~r~0 0) (= main_~x~0 (+ main_~c~0 (* main_~b~0 main_~k~0))) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~d~0 1) (= main_~k~0 2) (= main_~q~0 0) (= main_~p~0 1))} is VALID [2022-04-08 06:08:40,768 INFO L290 TraceCheckUtils]: 100: Hoare triple {34135#(and (= main_~b~0 main_~v~0) (= main_~r~0 0) (= main_~x~0 (+ main_~c~0 (* main_~b~0 main_~k~0))) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~d~0 1) (= main_~k~0 2) (= main_~q~0 0) (= main_~p~0 1))} assume !(~c~0 >= 2 * ~v~0); {34135#(and (= main_~b~0 main_~v~0) (= main_~r~0 0) (= main_~x~0 (+ main_~c~0 (* main_~b~0 main_~k~0))) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~d~0 1) (= main_~k~0 2) (= main_~q~0 0) (= main_~p~0 1))} is VALID [2022-04-08 06:08:40,769 INFO L290 TraceCheckUtils]: 101: Hoare triple {34135#(and (= main_~b~0 main_~v~0) (= main_~r~0 0) (= main_~x~0 (+ main_~c~0 (* main_~b~0 main_~k~0))) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~d~0 1) (= main_~k~0 2) (= main_~q~0 0) (= main_~p~0 1))} ~c~0 := ~c~0 - ~v~0;~k~0 := ~k~0 + ~d~0; {34157#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= (+ main_~c~0 (* main_~b~0 3)) main_~x~0) (= (+ (- 2) main_~k~0) 1) (= main_~p~0 1))} is VALID [2022-04-08 06:08:40,769 INFO L290 TraceCheckUtils]: 102: Hoare triple {34157#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= (+ main_~c~0 (* main_~b~0 3)) main_~x~0) (= (+ (- 2) main_~k~0) 1) (= main_~p~0 1))} assume !false; {34157#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= (+ main_~c~0 (* main_~b~0 3)) main_~x~0) (= (+ (- 2) main_~k~0) 1) (= main_~p~0 1))} is VALID [2022-04-08 06:08:40,770 INFO L290 TraceCheckUtils]: 103: Hoare triple {34157#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= (+ main_~c~0 (* main_~b~0 3)) main_~x~0) (= (+ (- 2) main_~k~0) 1) (= main_~p~0 1))} assume !(~c~0 >= ~b~0); {34157#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= (+ main_~c~0 (* main_~b~0 3)) main_~x~0) (= (+ (- 2) main_~k~0) 1) (= main_~p~0 1))} is VALID [2022-04-08 06:08:40,770 INFO L290 TraceCheckUtils]: 104: Hoare triple {34157#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= (+ main_~c~0 (* main_~b~0 3)) main_~x~0) (= (+ (- 2) main_~k~0) 1) (= main_~p~0 1))} ~a~0 := ~b~0;~b~0 := ~c~0;havoc ~temp~0;~temp~0 := ~p~0;~p~0 := ~q~0;~q~0 := ~temp~0 - ~q~0 * ~k~0;~temp~0 := ~r~0;~r~0 := ~s~0;~s~0 := ~temp~0 - ~s~0 * ~k~0; {34167#(and (= (+ main_~q~0 (* main_~p~0 3)) 1) (= main_~x~0 (+ main_~b~0 (* main_~y~0 3))) (= main_~p~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= (+ main_~s~0 (* main_~r~0 3)) 0))} is VALID [2022-04-08 06:08:40,771 INFO L290 TraceCheckUtils]: 105: Hoare triple {34167#(and (= (+ main_~q~0 (* main_~p~0 3)) 1) (= main_~x~0 (+ main_~b~0 (* main_~y~0 3))) (= main_~p~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= (+ main_~s~0 (* main_~r~0 3)) 0))} assume !false; {34167#(and (= (+ main_~q~0 (* main_~p~0 3)) 1) (= main_~x~0 (+ main_~b~0 (* main_~y~0 3))) (= main_~p~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= (+ main_~s~0 (* main_~r~0 3)) 0))} is VALID [2022-04-08 06:08:40,771 INFO L290 TraceCheckUtils]: 106: Hoare triple {34167#(and (= (+ main_~q~0 (* main_~p~0 3)) 1) (= main_~x~0 (+ main_~b~0 (* main_~y~0 3))) (= main_~p~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= (+ main_~s~0 (* main_~r~0 3)) 0))} assume !(0 != ~b~0); {34174#(and (= (+ main_~q~0 (* main_~p~0 3)) 1) (= (+ main_~x~0 (* main_~y~0 (- 3))) 0) (= main_~p~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= (+ main_~s~0 (* main_~r~0 3)) 0))} is VALID [2022-04-08 06:08:40,772 INFO L272 TraceCheckUtils]: 107: Hoare triple {34174#(and (= (+ main_~q~0 (* main_~p~0 3)) 1) (= (+ main_~x~0 (* main_~y~0 (- 3))) 0) (= main_~p~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= (+ main_~s~0 (* main_~r~0 3)) 0))} call __VERIFIER_assert((if ~p~0 * ~x~0 - ~q~0 * ~x~0 + ~r~0 * ~y~0 - ~s~0 * ~y~0 == ~a~0 then 1 else 0)); {34178#(<= 1 |__VERIFIER_assert_#in~cond|)} is VALID [2022-04-08 06:08:40,772 INFO L290 TraceCheckUtils]: 108: Hoare triple {34178#(<= 1 |__VERIFIER_assert_#in~cond|)} ~cond := #in~cond; {34182#(<= 1 __VERIFIER_assert_~cond)} is VALID [2022-04-08 06:08:40,773 INFO L290 TraceCheckUtils]: 109: Hoare triple {34182#(<= 1 __VERIFIER_assert_~cond)} assume 0 == ~cond; {33841#false} is VALID [2022-04-08 06:08:40,773 INFO L290 TraceCheckUtils]: 110: Hoare triple {33841#false} assume !false; {33841#false} is VALID [2022-04-08 06:08:40,773 INFO L134 CoverageAnalysis]: Checked inductivity of 339 backedges. 102 proven. 30 refuted. 0 times theorem prover too weak. 207 trivial. 0 not checked. [2022-04-08 06:08:40,773 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-08 06:09:51,043 INFO L290 TraceCheckUtils]: 110: Hoare triple {33841#false} assume !false; {33841#false} is VALID [2022-04-08 06:09:51,044 INFO L290 TraceCheckUtils]: 109: Hoare triple {34182#(<= 1 __VERIFIER_assert_~cond)} assume 0 == ~cond; {33841#false} is VALID [2022-04-08 06:09:51,044 INFO L290 TraceCheckUtils]: 108: Hoare triple {34178#(<= 1 |__VERIFIER_assert_#in~cond|)} ~cond := #in~cond; {34182#(<= 1 __VERIFIER_assert_~cond)} is VALID [2022-04-08 06:09:51,045 INFO L272 TraceCheckUtils]: 107: Hoare triple {34198#(= (+ (* main_~q~0 main_~x~0) main_~a~0 (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))} call __VERIFIER_assert((if ~p~0 * ~x~0 - ~q~0 * ~x~0 + ~r~0 * ~y~0 - ~s~0 * ~y~0 == ~a~0 then 1 else 0)); {34178#(<= 1 |__VERIFIER_assert_#in~cond|)} is VALID [2022-04-08 06:09:51,045 INFO L290 TraceCheckUtils]: 106: Hoare triple {34202#(or (= (+ (* main_~q~0 main_~x~0) main_~a~0 (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (not (= main_~b~0 0)))} assume !(0 != ~b~0); {34198#(= (+ (* main_~q~0 main_~x~0) main_~a~0 (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))} is VALID [2022-04-08 06:09:51,045 INFO L290 TraceCheckUtils]: 105: Hoare triple {34202#(or (= (+ (* main_~q~0 main_~x~0) main_~a~0 (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (not (= main_~b~0 0)))} assume !false; {34202#(or (= (+ (* main_~q~0 main_~x~0) main_~a~0 (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (not (= main_~b~0 0)))} is VALID [2022-04-08 06:09:51,215 INFO L290 TraceCheckUtils]: 104: Hoare triple {34209#(or (not (= main_~c~0 0)) (= (+ (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0) main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~x~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} ~a~0 := ~b~0;~b~0 := ~c~0;havoc ~temp~0;~temp~0 := ~p~0;~p~0 := ~q~0;~q~0 := ~temp~0 - ~q~0 * ~k~0;~temp~0 := ~r~0;~r~0 := ~s~0;~s~0 := ~temp~0 - ~s~0 * ~k~0; {34202#(or (= (+ (* main_~q~0 main_~x~0) main_~a~0 (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (not (= main_~b~0 0)))} is VALID [2022-04-08 06:09:51,216 INFO L290 TraceCheckUtils]: 103: Hoare triple {34209#(or (not (= main_~c~0 0)) (= (+ (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0) main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~x~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} assume !(~c~0 >= ~b~0); {34209#(or (not (= main_~c~0 0)) (= (+ (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0) main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~x~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} is VALID [2022-04-08 06:09:51,216 INFO L290 TraceCheckUtils]: 102: Hoare triple {34209#(or (not (= main_~c~0 0)) (= (+ (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0) main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~x~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} assume !false; {34209#(or (not (= main_~c~0 0)) (= (+ (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0) main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~x~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} is VALID [2022-04-08 06:09:51,273 INFO L290 TraceCheckUtils]: 101: Hoare triple {34219#(or (not (= (+ main_~c~0 (* (- 1) main_~v~0)) 0)) (= (+ main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} ~c~0 := ~c~0 - ~v~0;~k~0 := ~k~0 + ~d~0; {34209#(or (not (= main_~c~0 0)) (= (+ (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0) main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~x~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} is VALID [2022-04-08 06:09:51,273 INFO L290 TraceCheckUtils]: 100: Hoare triple {34219#(or (not (= (+ main_~c~0 (* (- 1) main_~v~0)) 0)) (= (+ main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} assume !(~c~0 >= 2 * ~v~0); {34219#(or (not (= (+ main_~c~0 (* (- 1) main_~v~0)) 0)) (= (+ main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} is VALID [2022-04-08 06:09:51,274 INFO L284 TraceCheckUtils]: 99: Hoare quadruple {34113#(not (= |__VERIFIER_assert_#in~cond| 0))} {34226#(or (not (= (+ main_~c~0 (* (- 1) main_~v~0)) 0)) (not (= main_~v~0 (* main_~d~0 main_~b~0))) (= (+ main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} #108#return; {34219#(or (not (= (+ main_~c~0 (* (- 1) main_~v~0)) 0)) (= (+ main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} is VALID [2022-04-08 06:09:51,275 INFO L290 TraceCheckUtils]: 98: Hoare triple {34113#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {34113#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 06:09:51,275 INFO L290 TraceCheckUtils]: 97: Hoare triple {34236#(or (not (= |__VERIFIER_assert_#in~cond| 0)) (= __VERIFIER_assert_~cond 0))} assume !(0 == ~cond); {34113#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 06:09:51,275 INFO L290 TraceCheckUtils]: 96: Hoare triple {33840#true} ~cond := #in~cond; {34236#(or (not (= |__VERIFIER_assert_#in~cond| 0)) (= __VERIFIER_assert_~cond 0))} is VALID [2022-04-08 06:09:51,275 INFO L272 TraceCheckUtils]: 95: Hoare triple {34226#(or (not (= (+ main_~c~0 (* (- 1) main_~v~0)) 0)) (not (= main_~v~0 (* main_~d~0 main_~b~0))) (= (+ main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} call __VERIFIER_assert((if ~v~0 == ~b~0 * ~d~0 then 1 else 0)); {33840#true} is VALID [2022-04-08 06:09:51,276 INFO L284 TraceCheckUtils]: 94: Hoare quadruple {34113#(not (= |__VERIFIER_assert_#in~cond| 0))} {34243#(or (not (= (+ main_~c~0 (* (- 1) main_~v~0)) 0)) (not (= main_~a~0 (+ main_~c~0 (* main_~b~0 main_~k~0)))) (not (= main_~v~0 (* main_~d~0 main_~b~0))) (= (+ main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} #106#return; {34226#(or (not (= (+ main_~c~0 (* (- 1) main_~v~0)) 0)) (not (= main_~v~0 (* main_~d~0 main_~b~0))) (= (+ main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} is VALID [2022-04-08 06:09:51,277 INFO L290 TraceCheckUtils]: 93: Hoare triple {34113#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {34113#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 06:09:51,277 INFO L290 TraceCheckUtils]: 92: Hoare triple {34236#(or (not (= |__VERIFIER_assert_#in~cond| 0)) (= __VERIFIER_assert_~cond 0))} assume !(0 == ~cond); {34113#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 06:09:51,277 INFO L290 TraceCheckUtils]: 91: Hoare triple {33840#true} ~cond := #in~cond; {34236#(or (not (= |__VERIFIER_assert_#in~cond| 0)) (= __VERIFIER_assert_~cond 0))} is VALID [2022-04-08 06:09:51,277 INFO L272 TraceCheckUtils]: 90: Hoare triple {34243#(or (not (= (+ main_~c~0 (* (- 1) main_~v~0)) 0)) (not (= main_~a~0 (+ main_~c~0 (* main_~b~0 main_~k~0)))) (not (= main_~v~0 (* main_~d~0 main_~b~0))) (= (+ main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} call __VERIFIER_assert((if ~a~0 == ~k~0 * ~b~0 + ~c~0 then 1 else 0)); {33840#true} is VALID [2022-04-08 06:09:51,278 INFO L284 TraceCheckUtils]: 89: Hoare quadruple {34113#(not (= |__VERIFIER_assert_#in~cond| 0))} {34259#(or (not (= (+ main_~c~0 (* (- 1) main_~v~0)) 0)) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (not (= main_~a~0 (+ main_~c~0 (* main_~b~0 main_~k~0)))) (not (= main_~v~0 (* main_~d~0 main_~b~0))) (= (+ main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} #104#return; {34243#(or (not (= (+ main_~c~0 (* (- 1) main_~v~0)) 0)) (not (= main_~a~0 (+ main_~c~0 (* main_~b~0 main_~k~0)))) (not (= main_~v~0 (* main_~d~0 main_~b~0))) (= (+ main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} is VALID [2022-04-08 06:09:51,279 INFO L290 TraceCheckUtils]: 88: Hoare triple {34113#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {34113#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 06:09:51,279 INFO L290 TraceCheckUtils]: 87: Hoare triple {34236#(or (not (= |__VERIFIER_assert_#in~cond| 0)) (= __VERIFIER_assert_~cond 0))} assume !(0 == ~cond); {34113#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 06:09:51,279 INFO L290 TraceCheckUtils]: 86: Hoare triple {33840#true} ~cond := #in~cond; {34236#(or (not (= |__VERIFIER_assert_#in~cond| 0)) (= __VERIFIER_assert_~cond 0))} is VALID [2022-04-08 06:09:51,279 INFO L272 TraceCheckUtils]: 85: Hoare triple {34259#(or (not (= (+ main_~c~0 (* (- 1) main_~v~0)) 0)) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (not (= main_~a~0 (+ main_~c~0 (* main_~b~0 main_~k~0)))) (not (= main_~v~0 (* main_~d~0 main_~b~0))) (= (+ main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} call __VERIFIER_assert((if ~b~0 == ~x~0 * ~q~0 + ~y~0 * ~s~0 then 1 else 0)); {33840#true} is VALID [2022-04-08 06:09:51,280 INFO L284 TraceCheckUtils]: 84: Hoare quadruple {33840#true} {34259#(or (not (= (+ main_~c~0 (* (- 1) main_~v~0)) 0)) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (not (= main_~a~0 (+ main_~c~0 (* main_~b~0 main_~k~0)))) (not (= main_~v~0 (* main_~d~0 main_~b~0))) (= (+ main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} #102#return; {34259#(or (not (= (+ main_~c~0 (* (- 1) main_~v~0)) 0)) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (not (= main_~a~0 (+ main_~c~0 (* main_~b~0 main_~k~0)))) (not (= main_~v~0 (* main_~d~0 main_~b~0))) (= (+ main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} is VALID [2022-04-08 06:09:51,280 INFO L290 TraceCheckUtils]: 83: Hoare triple {33840#true} assume true; {33840#true} is VALID [2022-04-08 06:09:51,280 INFO L290 TraceCheckUtils]: 82: Hoare triple {33840#true} assume !(0 == ~cond); {33840#true} is VALID [2022-04-08 06:09:51,280 INFO L290 TraceCheckUtils]: 81: Hoare triple {33840#true} ~cond := #in~cond; {33840#true} is VALID [2022-04-08 06:09:51,280 INFO L272 TraceCheckUtils]: 80: Hoare triple {34259#(or (not (= (+ main_~c~0 (* (- 1) main_~v~0)) 0)) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (not (= main_~a~0 (+ main_~c~0 (* main_~b~0 main_~k~0)))) (not (= main_~v~0 (* main_~d~0 main_~b~0))) (= (+ main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {33840#true} is VALID [2022-04-08 06:09:51,281 INFO L290 TraceCheckUtils]: 79: Hoare triple {34259#(or (not (= (+ main_~c~0 (* (- 1) main_~v~0)) 0)) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (not (= main_~a~0 (+ main_~c~0 (* main_~b~0 main_~k~0)))) (not (= main_~v~0 (* main_~d~0 main_~b~0))) (= (+ main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} assume !false; {34259#(or (not (= (+ main_~c~0 (* (- 1) main_~v~0)) 0)) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (not (= main_~a~0 (+ main_~c~0 (* main_~b~0 main_~k~0)))) (not (= main_~v~0 (* main_~d~0 main_~b~0))) (= (+ main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} is VALID [2022-04-08 06:09:51,282 INFO L290 TraceCheckUtils]: 78: Hoare triple {34293#(or (= (+ (* main_~x~0 (+ main_~p~0 (* (- 1) (+ main_~k~0 1) main_~q~0))) main_~b~0 (* main_~y~0 (+ main_~r~0 (* (* (+ main_~k~0 1) main_~s~0) (- 1))))) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (not (= main_~a~0 (+ main_~c~0 (* main_~b~0 main_~k~0)))) (not (= main_~c~0 main_~b~0)))} assume !!(~c~0 >= ~b~0);havoc ~d~0;havoc ~v~0;~d~0 := 1;~v~0 := ~b~0; {34259#(or (not (= (+ main_~c~0 (* (- 1) main_~v~0)) 0)) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (not (= main_~a~0 (+ main_~c~0 (* main_~b~0 main_~k~0)))) (not (= main_~v~0 (* main_~d~0 main_~b~0))) (= (+ main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} is VALID [2022-04-08 06:09:51,283 INFO L290 TraceCheckUtils]: 77: Hoare triple {34293#(or (= (+ (* main_~x~0 (+ main_~p~0 (* (- 1) (+ main_~k~0 1) main_~q~0))) main_~b~0 (* main_~y~0 (+ main_~r~0 (* (* (+ main_~k~0 1) main_~s~0) (- 1))))) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (not (= main_~a~0 (+ main_~c~0 (* main_~b~0 main_~k~0)))) (not (= main_~c~0 main_~b~0)))} assume !false; {34293#(or (= (+ (* main_~x~0 (+ main_~p~0 (* (- 1) (+ main_~k~0 1) main_~q~0))) main_~b~0 (* main_~y~0 (+ main_~r~0 (* (* (+ main_~k~0 1) main_~s~0) (- 1))))) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (not (= main_~a~0 (+ main_~c~0 (* main_~b~0 main_~k~0)))) (not (= main_~c~0 main_~b~0)))} is VALID [2022-04-08 06:09:51,357 INFO L290 TraceCheckUtils]: 76: Hoare triple {34300#(or (not (= (+ main_~c~0 (* (- 1) main_~v~0)) main_~b~0)) (= (+ (* main_~x~0 (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0 1)))) (* (+ main_~r~0 (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0 1)))) main_~y~0) main_~b~0) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= (+ main_~b~0 (* main_~b~0 (+ main_~d~0 main_~k~0))) main_~a~0)) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} ~c~0 := ~c~0 - ~v~0;~k~0 := ~k~0 + ~d~0; {34293#(or (= (+ (* main_~x~0 (+ main_~p~0 (* (- 1) (+ main_~k~0 1) main_~q~0))) main_~b~0 (* main_~y~0 (+ main_~r~0 (* (* (+ main_~k~0 1) main_~s~0) (- 1))))) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (not (= main_~a~0 (+ main_~c~0 (* main_~b~0 main_~k~0)))) (not (= main_~c~0 main_~b~0)))} is VALID [2022-04-08 06:09:51,358 INFO L290 TraceCheckUtils]: 75: Hoare triple {34300#(or (not (= (+ main_~c~0 (* (- 1) main_~v~0)) main_~b~0)) (= (+ (* main_~x~0 (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0 1)))) (* (+ main_~r~0 (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0 1)))) main_~y~0) main_~b~0) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= (+ main_~b~0 (* main_~b~0 (+ main_~d~0 main_~k~0))) main_~a~0)) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} assume !(~c~0 >= 2 * ~v~0); {34300#(or (not (= (+ main_~c~0 (* (- 1) main_~v~0)) main_~b~0)) (= (+ (* main_~x~0 (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0 1)))) (* (+ main_~r~0 (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0 1)))) main_~y~0) main_~b~0) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= (+ main_~b~0 (* main_~b~0 (+ main_~d~0 main_~k~0))) main_~a~0)) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} is VALID [2022-04-08 06:09:51,359 INFO L284 TraceCheckUtils]: 74: Hoare quadruple {33840#true} {34300#(or (not (= (+ main_~c~0 (* (- 1) main_~v~0)) main_~b~0)) (= (+ (* main_~x~0 (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0 1)))) (* (+ main_~r~0 (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0 1)))) main_~y~0) main_~b~0) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= (+ main_~b~0 (* main_~b~0 (+ main_~d~0 main_~k~0))) main_~a~0)) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} #108#return; {34300#(or (not (= (+ main_~c~0 (* (- 1) main_~v~0)) main_~b~0)) (= (+ (* main_~x~0 (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0 1)))) (* (+ main_~r~0 (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0 1)))) main_~y~0) main_~b~0) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= (+ main_~b~0 (* main_~b~0 (+ main_~d~0 main_~k~0))) main_~a~0)) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} is VALID [2022-04-08 06:09:51,359 INFO L290 TraceCheckUtils]: 73: Hoare triple {33840#true} assume true; {33840#true} is VALID [2022-04-08 06:09:51,359 INFO L290 TraceCheckUtils]: 72: Hoare triple {33840#true} assume !(0 == ~cond); {33840#true} is VALID [2022-04-08 06:09:51,359 INFO L290 TraceCheckUtils]: 71: Hoare triple {33840#true} ~cond := #in~cond; {33840#true} is VALID [2022-04-08 06:09:51,359 INFO L272 TraceCheckUtils]: 70: Hoare triple {34300#(or (not (= (+ main_~c~0 (* (- 1) main_~v~0)) main_~b~0)) (= (+ (* main_~x~0 (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0 1)))) (* (+ main_~r~0 (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0 1)))) main_~y~0) main_~b~0) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= (+ main_~b~0 (* main_~b~0 (+ main_~d~0 main_~k~0))) main_~a~0)) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} call __VERIFIER_assert((if ~v~0 == ~b~0 * ~d~0 then 1 else 0)); {33840#true} is VALID [2022-04-08 06:09:51,360 INFO L284 TraceCheckUtils]: 69: Hoare quadruple {33840#true} {34300#(or (not (= (+ main_~c~0 (* (- 1) main_~v~0)) main_~b~0)) (= (+ (* main_~x~0 (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0 1)))) (* (+ main_~r~0 (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0 1)))) main_~y~0) main_~b~0) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= (+ main_~b~0 (* main_~b~0 (+ main_~d~0 main_~k~0))) main_~a~0)) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} #106#return; {34300#(or (not (= (+ main_~c~0 (* (- 1) main_~v~0)) main_~b~0)) (= (+ (* main_~x~0 (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0 1)))) (* (+ main_~r~0 (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0 1)))) main_~y~0) main_~b~0) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= (+ main_~b~0 (* main_~b~0 (+ main_~d~0 main_~k~0))) main_~a~0)) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} is VALID [2022-04-08 06:09:51,360 INFO L290 TraceCheckUtils]: 68: Hoare triple {33840#true} assume true; {33840#true} is VALID [2022-04-08 06:09:51,360 INFO L290 TraceCheckUtils]: 67: Hoare triple {33840#true} assume !(0 == ~cond); {33840#true} is VALID [2022-04-08 06:09:51,360 INFO L290 TraceCheckUtils]: 66: Hoare triple {33840#true} ~cond := #in~cond; {33840#true} is VALID [2022-04-08 06:09:51,360 INFO L272 TraceCheckUtils]: 65: Hoare triple {34300#(or (not (= (+ main_~c~0 (* (- 1) main_~v~0)) main_~b~0)) (= (+ (* main_~x~0 (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0 1)))) (* (+ main_~r~0 (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0 1)))) main_~y~0) main_~b~0) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= (+ main_~b~0 (* main_~b~0 (+ main_~d~0 main_~k~0))) main_~a~0)) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} call __VERIFIER_assert((if ~a~0 == ~k~0 * ~b~0 + ~c~0 then 1 else 0)); {33840#true} is VALID [2022-04-08 06:09:51,361 INFO L284 TraceCheckUtils]: 64: Hoare quadruple {33840#true} {34300#(or (not (= (+ main_~c~0 (* (- 1) main_~v~0)) main_~b~0)) (= (+ (* main_~x~0 (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0 1)))) (* (+ main_~r~0 (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0 1)))) main_~y~0) main_~b~0) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= (+ main_~b~0 (* main_~b~0 (+ main_~d~0 main_~k~0))) main_~a~0)) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} #104#return; {34300#(or (not (= (+ main_~c~0 (* (- 1) main_~v~0)) main_~b~0)) (= (+ (* main_~x~0 (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0 1)))) (* (+ main_~r~0 (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0 1)))) main_~y~0) main_~b~0) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= (+ main_~b~0 (* main_~b~0 (+ main_~d~0 main_~k~0))) main_~a~0)) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} is VALID [2022-04-08 06:09:51,361 INFO L290 TraceCheckUtils]: 63: Hoare triple {33840#true} assume true; {33840#true} is VALID [2022-04-08 06:09:51,361 INFO L290 TraceCheckUtils]: 62: Hoare triple {33840#true} assume !(0 == ~cond); {33840#true} is VALID [2022-04-08 06:09:51,361 INFO L290 TraceCheckUtils]: 61: Hoare triple {33840#true} ~cond := #in~cond; {33840#true} is VALID [2022-04-08 06:09:51,361 INFO L272 TraceCheckUtils]: 60: Hoare triple {34300#(or (not (= (+ main_~c~0 (* (- 1) main_~v~0)) main_~b~0)) (= (+ (* main_~x~0 (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0 1)))) (* (+ main_~r~0 (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0 1)))) main_~y~0) main_~b~0) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= (+ main_~b~0 (* main_~b~0 (+ main_~d~0 main_~k~0))) main_~a~0)) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} call __VERIFIER_assert((if ~b~0 == ~x~0 * ~q~0 + ~y~0 * ~s~0 then 1 else 0)); {33840#true} is VALID [2022-04-08 06:09:51,362 INFO L284 TraceCheckUtils]: 59: Hoare quadruple {33840#true} {34300#(or (not (= (+ main_~c~0 (* (- 1) main_~v~0)) main_~b~0)) (= (+ (* main_~x~0 (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0 1)))) (* (+ main_~r~0 (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0 1)))) main_~y~0) main_~b~0) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= (+ main_~b~0 (* main_~b~0 (+ main_~d~0 main_~k~0))) main_~a~0)) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} #102#return; {34300#(or (not (= (+ main_~c~0 (* (- 1) main_~v~0)) main_~b~0)) (= (+ (* main_~x~0 (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0 1)))) (* (+ main_~r~0 (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0 1)))) main_~y~0) main_~b~0) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= (+ main_~b~0 (* main_~b~0 (+ main_~d~0 main_~k~0))) main_~a~0)) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} is VALID [2022-04-08 06:09:51,362 INFO L290 TraceCheckUtils]: 58: Hoare triple {33840#true} assume true; {33840#true} is VALID [2022-04-08 06:09:51,362 INFO L290 TraceCheckUtils]: 57: Hoare triple {33840#true} assume !(0 == ~cond); {33840#true} is VALID [2022-04-08 06:09:51,362 INFO L290 TraceCheckUtils]: 56: Hoare triple {33840#true} ~cond := #in~cond; {33840#true} is VALID [2022-04-08 06:09:51,362 INFO L272 TraceCheckUtils]: 55: Hoare triple {34300#(or (not (= (+ main_~c~0 (* (- 1) main_~v~0)) main_~b~0)) (= (+ (* main_~x~0 (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0 1)))) (* (+ main_~r~0 (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0 1)))) main_~y~0) main_~b~0) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= (+ main_~b~0 (* main_~b~0 (+ main_~d~0 main_~k~0))) main_~a~0)) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {33840#true} is VALID [2022-04-08 06:09:51,363 INFO L290 TraceCheckUtils]: 54: Hoare triple {34300#(or (not (= (+ main_~c~0 (* (- 1) main_~v~0)) main_~b~0)) (= (+ (* main_~x~0 (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0 1)))) (* (+ main_~r~0 (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0 1)))) main_~y~0) main_~b~0) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= (+ main_~b~0 (* main_~b~0 (+ main_~d~0 main_~k~0))) main_~a~0)) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} assume !false; {34300#(or (not (= (+ main_~c~0 (* (- 1) main_~v~0)) main_~b~0)) (= (+ (* main_~x~0 (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0 1)))) (* (+ main_~r~0 (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0 1)))) main_~y~0) main_~b~0) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= (+ main_~b~0 (* main_~b~0 (+ main_~d~0 main_~k~0))) main_~a~0)) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} is VALID [2022-04-08 06:09:51,400 INFO L290 TraceCheckUtils]: 53: Hoare triple {34370#(or (not (= (* main_~v~0 2) (+ main_~c~0 (* (- 1) main_~b~0)))) (= (+ (* main_~x~0 (+ (* (- 1) (+ main_~k~0 (* main_~d~0 2) 1) main_~q~0) main_~p~0)) (* (+ main_~r~0 (* (- 1) (* (+ main_~k~0 (* main_~d~0 2) 1) main_~s~0))) main_~y~0) main_~b~0) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (not (= (+ main_~b~0 (* (+ main_~k~0 (* main_~d~0 2)) main_~b~0)) main_~a~0)))} assume !!(~c~0 >= 2 * ~v~0);~d~0 := 2 * ~d~0;~v~0 := 2 * ~v~0; {34300#(or (not (= (+ main_~c~0 (* (- 1) main_~v~0)) main_~b~0)) (= (+ (* main_~x~0 (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0 1)))) (* (+ main_~r~0 (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0 1)))) main_~y~0) main_~b~0) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= (+ main_~b~0 (* main_~b~0 (+ main_~d~0 main_~k~0))) main_~a~0)) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} is VALID [2022-04-08 06:09:51,401 INFO L284 TraceCheckUtils]: 52: Hoare quadruple {33840#true} {34370#(or (not (= (* main_~v~0 2) (+ main_~c~0 (* (- 1) main_~b~0)))) (= (+ (* main_~x~0 (+ (* (- 1) (+ main_~k~0 (* main_~d~0 2) 1) main_~q~0) main_~p~0)) (* (+ main_~r~0 (* (- 1) (* (+ main_~k~0 (* main_~d~0 2) 1) main_~s~0))) main_~y~0) main_~b~0) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (not (= (+ main_~b~0 (* (+ main_~k~0 (* main_~d~0 2)) main_~b~0)) main_~a~0)))} #108#return; {34370#(or (not (= (* main_~v~0 2) (+ main_~c~0 (* (- 1) main_~b~0)))) (= (+ (* main_~x~0 (+ (* (- 1) (+ main_~k~0 (* main_~d~0 2) 1) main_~q~0) main_~p~0)) (* (+ main_~r~0 (* (- 1) (* (+ main_~k~0 (* main_~d~0 2) 1) main_~s~0))) main_~y~0) main_~b~0) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (not (= (+ main_~b~0 (* (+ main_~k~0 (* main_~d~0 2)) main_~b~0)) main_~a~0)))} is VALID [2022-04-08 06:09:51,401 INFO L290 TraceCheckUtils]: 51: Hoare triple {33840#true} assume true; {33840#true} is VALID [2022-04-08 06:09:51,401 INFO L290 TraceCheckUtils]: 50: Hoare triple {33840#true} assume !(0 == ~cond); {33840#true} is VALID [2022-04-08 06:09:51,401 INFO L290 TraceCheckUtils]: 49: Hoare triple {33840#true} ~cond := #in~cond; {33840#true} is VALID [2022-04-08 06:09:51,401 INFO L272 TraceCheckUtils]: 48: Hoare triple {34370#(or (not (= (* main_~v~0 2) (+ main_~c~0 (* (- 1) main_~b~0)))) (= (+ (* main_~x~0 (+ (* (- 1) (+ main_~k~0 (* main_~d~0 2) 1) main_~q~0) main_~p~0)) (* (+ main_~r~0 (* (- 1) (* (+ main_~k~0 (* main_~d~0 2) 1) main_~s~0))) main_~y~0) main_~b~0) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (not (= (+ main_~b~0 (* (+ main_~k~0 (* main_~d~0 2)) main_~b~0)) main_~a~0)))} call __VERIFIER_assert((if ~v~0 == ~b~0 * ~d~0 then 1 else 0)); {33840#true} is VALID [2022-04-08 06:09:51,402 INFO L284 TraceCheckUtils]: 47: Hoare quadruple {33840#true} {34370#(or (not (= (* main_~v~0 2) (+ main_~c~0 (* (- 1) main_~b~0)))) (= (+ (* main_~x~0 (+ (* (- 1) (+ main_~k~0 (* main_~d~0 2) 1) main_~q~0) main_~p~0)) (* (+ main_~r~0 (* (- 1) (* (+ main_~k~0 (* main_~d~0 2) 1) main_~s~0))) main_~y~0) main_~b~0) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (not (= (+ main_~b~0 (* (+ main_~k~0 (* main_~d~0 2)) main_~b~0)) main_~a~0)))} #106#return; {34370#(or (not (= (* main_~v~0 2) (+ main_~c~0 (* (- 1) main_~b~0)))) (= (+ (* main_~x~0 (+ (* (- 1) (+ main_~k~0 (* main_~d~0 2) 1) main_~q~0) main_~p~0)) (* (+ main_~r~0 (* (- 1) (* (+ main_~k~0 (* main_~d~0 2) 1) main_~s~0))) main_~y~0) main_~b~0) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (not (= (+ main_~b~0 (* (+ main_~k~0 (* main_~d~0 2)) main_~b~0)) main_~a~0)))} is VALID [2022-04-08 06:09:51,402 INFO L290 TraceCheckUtils]: 46: Hoare triple {33840#true} assume true; {33840#true} is VALID [2022-04-08 06:09:51,402 INFO L290 TraceCheckUtils]: 45: Hoare triple {33840#true} assume !(0 == ~cond); {33840#true} is VALID [2022-04-08 06:09:51,402 INFO L290 TraceCheckUtils]: 44: Hoare triple {33840#true} ~cond := #in~cond; {33840#true} is VALID [2022-04-08 06:09:51,402 INFO L272 TraceCheckUtils]: 43: Hoare triple {34370#(or (not (= (* main_~v~0 2) (+ main_~c~0 (* (- 1) main_~b~0)))) (= (+ (* main_~x~0 (+ (* (- 1) (+ main_~k~0 (* main_~d~0 2) 1) main_~q~0) main_~p~0)) (* (+ main_~r~0 (* (- 1) (* (+ main_~k~0 (* main_~d~0 2) 1) main_~s~0))) main_~y~0) main_~b~0) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (not (= (+ main_~b~0 (* (+ main_~k~0 (* main_~d~0 2)) main_~b~0)) main_~a~0)))} call __VERIFIER_assert((if ~a~0 == ~k~0 * ~b~0 + ~c~0 then 1 else 0)); {33840#true} is VALID [2022-04-08 06:09:51,403 INFO L284 TraceCheckUtils]: 42: Hoare quadruple {33840#true} {34370#(or (not (= (* main_~v~0 2) (+ main_~c~0 (* (- 1) main_~b~0)))) (= (+ (* main_~x~0 (+ (* (- 1) (+ main_~k~0 (* main_~d~0 2) 1) main_~q~0) main_~p~0)) (* (+ main_~r~0 (* (- 1) (* (+ main_~k~0 (* main_~d~0 2) 1) main_~s~0))) main_~y~0) main_~b~0) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (not (= (+ main_~b~0 (* (+ main_~k~0 (* main_~d~0 2)) main_~b~0)) main_~a~0)))} #104#return; {34370#(or (not (= (* main_~v~0 2) (+ main_~c~0 (* (- 1) main_~b~0)))) (= (+ (* main_~x~0 (+ (* (- 1) (+ main_~k~0 (* main_~d~0 2) 1) main_~q~0) main_~p~0)) (* (+ main_~r~0 (* (- 1) (* (+ main_~k~0 (* main_~d~0 2) 1) main_~s~0))) main_~y~0) main_~b~0) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (not (= (+ main_~b~0 (* (+ main_~k~0 (* main_~d~0 2)) main_~b~0)) main_~a~0)))} is VALID [2022-04-08 06:09:51,403 INFO L290 TraceCheckUtils]: 41: Hoare triple {33840#true} assume true; {33840#true} is VALID [2022-04-08 06:09:51,403 INFO L290 TraceCheckUtils]: 40: Hoare triple {33840#true} assume !(0 == ~cond); {33840#true} is VALID [2022-04-08 06:09:51,403 INFO L290 TraceCheckUtils]: 39: Hoare triple {33840#true} ~cond := #in~cond; {33840#true} is VALID [2022-04-08 06:09:51,403 INFO L272 TraceCheckUtils]: 38: Hoare triple {34370#(or (not (= (* main_~v~0 2) (+ main_~c~0 (* (- 1) main_~b~0)))) (= (+ (* main_~x~0 (+ (* (- 1) (+ main_~k~0 (* main_~d~0 2) 1) main_~q~0) main_~p~0)) (* (+ main_~r~0 (* (- 1) (* (+ main_~k~0 (* main_~d~0 2) 1) main_~s~0))) main_~y~0) main_~b~0) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (not (= (+ main_~b~0 (* (+ main_~k~0 (* main_~d~0 2)) main_~b~0)) main_~a~0)))} call __VERIFIER_assert((if ~b~0 == ~x~0 * ~q~0 + ~y~0 * ~s~0 then 1 else 0)); {33840#true} is VALID [2022-04-08 06:09:51,404 INFO L284 TraceCheckUtils]: 37: Hoare quadruple {33840#true} {34370#(or (not (= (* main_~v~0 2) (+ main_~c~0 (* (- 1) main_~b~0)))) (= (+ (* main_~x~0 (+ (* (- 1) (+ main_~k~0 (* main_~d~0 2) 1) main_~q~0) main_~p~0)) (* (+ main_~r~0 (* (- 1) (* (+ main_~k~0 (* main_~d~0 2) 1) main_~s~0))) main_~y~0) main_~b~0) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (not (= (+ main_~b~0 (* (+ main_~k~0 (* main_~d~0 2)) main_~b~0)) main_~a~0)))} #102#return; {34370#(or (not (= (* main_~v~0 2) (+ main_~c~0 (* (- 1) main_~b~0)))) (= (+ (* main_~x~0 (+ (* (- 1) (+ main_~k~0 (* main_~d~0 2) 1) main_~q~0) main_~p~0)) (* (+ main_~r~0 (* (- 1) (* (+ main_~k~0 (* main_~d~0 2) 1) main_~s~0))) main_~y~0) main_~b~0) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (not (= (+ main_~b~0 (* (+ main_~k~0 (* main_~d~0 2)) main_~b~0)) main_~a~0)))} is VALID [2022-04-08 06:09:51,404 INFO L290 TraceCheckUtils]: 36: Hoare triple {33840#true} assume true; {33840#true} is VALID [2022-04-08 06:09:51,404 INFO L290 TraceCheckUtils]: 35: Hoare triple {33840#true} assume !(0 == ~cond); {33840#true} is VALID [2022-04-08 06:09:51,404 INFO L290 TraceCheckUtils]: 34: Hoare triple {33840#true} ~cond := #in~cond; {33840#true} is VALID [2022-04-08 06:09:51,404 INFO L272 TraceCheckUtils]: 33: Hoare triple {34370#(or (not (= (* main_~v~0 2) (+ main_~c~0 (* (- 1) main_~b~0)))) (= (+ (* main_~x~0 (+ (* (- 1) (+ main_~k~0 (* main_~d~0 2) 1) main_~q~0) main_~p~0)) (* (+ main_~r~0 (* (- 1) (* (+ main_~k~0 (* main_~d~0 2) 1) main_~s~0))) main_~y~0) main_~b~0) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (not (= (+ main_~b~0 (* (+ main_~k~0 (* main_~d~0 2)) main_~b~0)) main_~a~0)))} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {33840#true} is VALID [2022-04-08 06:09:51,405 INFO L290 TraceCheckUtils]: 32: Hoare triple {34370#(or (not (= (* main_~v~0 2) (+ main_~c~0 (* (- 1) main_~b~0)))) (= (+ (* main_~x~0 (+ (* (- 1) (+ main_~k~0 (* main_~d~0 2) 1) main_~q~0) main_~p~0)) (* (+ main_~r~0 (* (- 1) (* (+ main_~k~0 (* main_~d~0 2) 1) main_~s~0))) main_~y~0) main_~b~0) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (not (= (+ main_~b~0 (* (+ main_~k~0 (* main_~d~0 2)) main_~b~0)) main_~a~0)))} assume !false; {34370#(or (not (= (* main_~v~0 2) (+ main_~c~0 (* (- 1) main_~b~0)))) (= (+ (* main_~x~0 (+ (* (- 1) (+ main_~k~0 (* main_~d~0 2) 1) main_~q~0) main_~p~0)) (* (+ main_~r~0 (* (- 1) (* (+ main_~k~0 (* main_~d~0 2) 1) main_~s~0))) main_~y~0) main_~b~0) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (not (= (+ main_~b~0 (* (+ main_~k~0 (* main_~d~0 2)) main_~b~0)) main_~a~0)))} is VALID [2022-04-08 06:09:51,406 INFO L290 TraceCheckUtils]: 31: Hoare triple {34437#(or (= (+ main_~b~0 (* main_~x~0 (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~k~0 3)))) (* main_~y~0 (+ main_~r~0 (* (- 1) (* main_~s~0 (+ main_~k~0 3)))))) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= (+ main_~c~0 (* (- 1) main_~b~0)) (* main_~b~0 2))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (not (= main_~a~0 (+ main_~b~0 (* (+ main_~k~0 2) main_~b~0)))))} assume !!(~c~0 >= ~b~0);havoc ~d~0;havoc ~v~0;~d~0 := 1;~v~0 := ~b~0; {34370#(or (not (= (* main_~v~0 2) (+ main_~c~0 (* (- 1) main_~b~0)))) (= (+ (* main_~x~0 (+ (* (- 1) (+ main_~k~0 (* main_~d~0 2) 1) main_~q~0) main_~p~0)) (* (+ main_~r~0 (* (- 1) (* (+ main_~k~0 (* main_~d~0 2) 1) main_~s~0))) main_~y~0) main_~b~0) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (not (= (+ main_~b~0 (* (+ main_~k~0 (* main_~d~0 2)) main_~b~0)) main_~a~0)))} is VALID [2022-04-08 06:09:51,406 INFO L290 TraceCheckUtils]: 30: Hoare triple {34437#(or (= (+ main_~b~0 (* main_~x~0 (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~k~0 3)))) (* main_~y~0 (+ main_~r~0 (* (- 1) (* main_~s~0 (+ main_~k~0 3)))))) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= (+ main_~c~0 (* (- 1) main_~b~0)) (* main_~b~0 2))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (not (= main_~a~0 (+ main_~b~0 (* (+ main_~k~0 2) main_~b~0)))))} assume !false; {34437#(or (= (+ main_~b~0 (* main_~x~0 (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~k~0 3)))) (* main_~y~0 (+ main_~r~0 (* (- 1) (* main_~s~0 (+ main_~k~0 3)))))) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= (+ main_~c~0 (* (- 1) main_~b~0)) (* main_~b~0 2))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (not (= main_~a~0 (+ main_~b~0 (* (+ main_~k~0 2) main_~b~0)))))} is VALID [2022-04-08 06:09:51,407 INFO L290 TraceCheckUtils]: 29: Hoare triple {34444#(or (not (= main_~a~0 (* main_~b~0 3))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (= (+ (* main_~y~0 main_~r~0) main_~b~0 (* main_~p~0 main_~x~0)) (+ (* (* main_~q~0 main_~x~0) 4) (* 4 (* main_~y~0 main_~s~0)))))} assume !!(0 != ~b~0);havoc ~c~0;havoc ~k~0;~c~0 := ~a~0;~k~0 := 0; {34437#(or (= (+ main_~b~0 (* main_~x~0 (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~k~0 3)))) (* main_~y~0 (+ main_~r~0 (* (- 1) (* main_~s~0 (+ main_~k~0 3)))))) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= (+ main_~c~0 (* (- 1) main_~b~0)) (* main_~b~0 2))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (not (= main_~a~0 (+ main_~b~0 (* (+ main_~k~0 2) main_~b~0)))))} is VALID [2022-04-08 06:09:51,407 INFO L290 TraceCheckUtils]: 28: Hoare triple {34444#(or (not (= main_~a~0 (* main_~b~0 3))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (= (+ (* main_~y~0 main_~r~0) main_~b~0 (* main_~p~0 main_~x~0)) (+ (* (* main_~q~0 main_~x~0) 4) (* 4 (* main_~y~0 main_~s~0)))))} assume !false; {34444#(or (not (= main_~a~0 (* main_~b~0 3))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (= (+ (* main_~y~0 main_~r~0) main_~b~0 (* main_~p~0 main_~x~0)) (+ (* (* main_~q~0 main_~x~0) 4) (* 4 (* main_~y~0 main_~s~0)))))} is VALID [2022-04-08 06:09:51,408 INFO L290 TraceCheckUtils]: 27: Hoare triple {33840#true} ~a~0 := ~x~0;~b~0 := ~y~0;~p~0 := 1;~q~0 := 0;~r~0 := 0;~s~0 := 1; {34444#(or (not (= main_~a~0 (* main_~b~0 3))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (= (+ (* main_~y~0 main_~r~0) main_~b~0 (* main_~p~0 main_~x~0)) (+ (* (* main_~q~0 main_~x~0) 4) (* 4 (* main_~y~0 main_~s~0)))))} is VALID [2022-04-08 06:09:51,408 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {33840#true} {33840#true} #100#return; {33840#true} is VALID [2022-04-08 06:09:51,408 INFO L290 TraceCheckUtils]: 25: Hoare triple {33840#true} assume true; {33840#true} is VALID [2022-04-08 06:09:51,408 INFO L290 TraceCheckUtils]: 24: Hoare triple {33840#true} assume !(0 == ~cond); {33840#true} is VALID [2022-04-08 06:09:51,408 INFO L290 TraceCheckUtils]: 23: Hoare triple {33840#true} ~cond := #in~cond; {33840#true} is VALID [2022-04-08 06:09:51,408 INFO L272 TraceCheckUtils]: 22: Hoare triple {33840#true} call assume_abort_if_not((if ~y~0 >= 1 then 1 else 0)); {33840#true} is VALID [2022-04-08 06:09:51,408 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {33840#true} {33840#true} #98#return; {33840#true} is VALID [2022-04-08 06:09:51,408 INFO L290 TraceCheckUtils]: 20: Hoare triple {33840#true} assume true; {33840#true} is VALID [2022-04-08 06:09:51,408 INFO L290 TraceCheckUtils]: 19: Hoare triple {33840#true} assume !(0 == ~cond); {33840#true} is VALID [2022-04-08 06:09:51,408 INFO L290 TraceCheckUtils]: 18: Hoare triple {33840#true} ~cond := #in~cond; {33840#true} is VALID [2022-04-08 06:09:51,408 INFO L272 TraceCheckUtils]: 17: Hoare triple {33840#true} call assume_abort_if_not((if ~x~0 >= 1 then 1 else 0)); {33840#true} is VALID [2022-04-08 06:09:51,408 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {33840#true} {33840#true} #96#return; {33840#true} is VALID [2022-04-08 06:09:51,409 INFO L290 TraceCheckUtils]: 15: Hoare triple {33840#true} assume true; {33840#true} is VALID [2022-04-08 06:09:51,409 INFO L290 TraceCheckUtils]: 14: Hoare triple {33840#true} assume !(0 == ~cond); {33840#true} is VALID [2022-04-08 06:09:51,409 INFO L290 TraceCheckUtils]: 13: Hoare triple {33840#true} ~cond := #in~cond; {33840#true} is VALID [2022-04-08 06:09:51,409 INFO L272 TraceCheckUtils]: 12: Hoare triple {33840#true} call assume_abort_if_not((if ~y~0 >= 0 && ~y~0 <= 10 then 1 else 0)); {33840#true} is VALID [2022-04-08 06:09:51,409 INFO L290 TraceCheckUtils]: 11: Hoare triple {33840#true} assume -2147483648 <= #t~nondet5 && #t~nondet5 <= 2147483647;~y~0 := #t~nondet5;havoc #t~nondet5; {33840#true} is VALID [2022-04-08 06:09:51,409 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {33840#true} {33840#true} #94#return; {33840#true} is VALID [2022-04-08 06:09:51,409 INFO L290 TraceCheckUtils]: 9: Hoare triple {33840#true} assume true; {33840#true} is VALID [2022-04-08 06:09:51,409 INFO L290 TraceCheckUtils]: 8: Hoare triple {33840#true} assume !(0 == ~cond); {33840#true} is VALID [2022-04-08 06:09:51,409 INFO L290 TraceCheckUtils]: 7: Hoare triple {33840#true} ~cond := #in~cond; {33840#true} is VALID [2022-04-08 06:09:51,409 INFO L272 TraceCheckUtils]: 6: Hoare triple {33840#true} call assume_abort_if_not((if ~x~0 >= 0 && ~x~0 <= 10 then 1 else 0)); {33840#true} is VALID [2022-04-08 06:09:51,409 INFO L290 TraceCheckUtils]: 5: Hoare triple {33840#true} havoc ~x~0;havoc ~y~0;havoc ~a~0;havoc ~b~0;havoc ~p~0;havoc ~q~0;havoc ~r~0;havoc ~s~0;assume -2147483648 <= #t~nondet4 && #t~nondet4 <= 2147483647;~x~0 := #t~nondet4;havoc #t~nondet4; {33840#true} is VALID [2022-04-08 06:09:51,409 INFO L272 TraceCheckUtils]: 4: Hoare triple {33840#true} call #t~ret6 := main(); {33840#true} is VALID [2022-04-08 06:09:51,409 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {33840#true} {33840#true} #112#return; {33840#true} is VALID [2022-04-08 06:09:51,409 INFO L290 TraceCheckUtils]: 2: Hoare triple {33840#true} assume true; {33840#true} is VALID [2022-04-08 06:09:51,410 INFO L290 TraceCheckUtils]: 1: Hoare triple {33840#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(11, 2);call #Ultimate.allocInit(12, 3); {33840#true} is VALID [2022-04-08 06:09:51,410 INFO L272 TraceCheckUtils]: 0: Hoare triple {33840#true} call ULTIMATE.init(); {33840#true} is VALID [2022-04-08 06:09:51,410 INFO L134 CoverageAnalysis]: Checked inductivity of 339 backedges. 102 proven. 30 refuted. 0 times theorem prover too weak. 207 trivial. 0 not checked. [2022-04-08 06:09:51,410 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-08 06:09:51,410 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1659683280] [2022-04-08 06:09:51,410 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-04-08 06:09:51,410 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [877091466] [2022-04-08 06:09:51,411 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [877091466] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-08 06:09:51,411 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-04-08 06:09:51,411 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 18] total 29 [2022-04-08 06:09:51,411 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-08 06:09:51,411 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [788194053] [2022-04-08 06:09:51,411 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [788194053] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 06:09:51,411 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 06:09:51,411 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-04-08 06:09:51,411 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1519543110] [2022-04-08 06:09:51,411 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-08 06:09:51,413 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 15 states have (on average 2.4) internal successors, (36), 15 states have internal predecessors, (36), 6 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (17), 5 states have call predecessors, (17), 5 states have call successors, (17) Word has length 111 [2022-04-08 06:09:51,413 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-08 06:09:51,413 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 16 states, 15 states have (on average 2.4) internal successors, (36), 15 states have internal predecessors, (36), 6 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (17), 5 states have call predecessors, (17), 5 states have call successors, (17) [2022-04-08 06:09:51,520 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 72 edges. 72 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 06:09:51,521 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-04-08 06:09:51,521 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-08 06:09:51,521 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-04-08 06:09:51,521 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=167, Invalid=645, Unknown=0, NotChecked=0, Total=812 [2022-04-08 06:09:51,521 INFO L87 Difference]: Start difference. First operand 509 states and 701 transitions. Second operand has 16 states, 15 states have (on average 2.4) internal successors, (36), 15 states have internal predecessors, (36), 6 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (17), 5 states have call predecessors, (17), 5 states have call successors, (17) [2022-04-08 06:09:55,805 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 06:09:55,805 INFO L93 Difference]: Finished difference Result 588 states and 808 transitions. [2022-04-08 06:09:55,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-04-08 06:09:55,805 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 15 states have (on average 2.4) internal successors, (36), 15 states have internal predecessors, (36), 6 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (17), 5 states have call predecessors, (17), 5 states have call successors, (17) Word has length 111 [2022-04-08 06:09:55,805 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-08 06:09:55,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16 states, 15 states have (on average 2.4) internal successors, (36), 15 states have internal predecessors, (36), 6 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (17), 5 states have call predecessors, (17), 5 states have call successors, (17) [2022-04-08 06:09:55,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 158 transitions. [2022-04-08 06:09:55,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16 states, 15 states have (on average 2.4) internal successors, (36), 15 states have internal predecessors, (36), 6 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (17), 5 states have call predecessors, (17), 5 states have call successors, (17) [2022-04-08 06:09:55,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 158 transitions. [2022-04-08 06:09:55,809 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 15 states and 158 transitions. [2022-04-08 06:09:55,961 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 158 edges. 158 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 06:09:55,976 INFO L225 Difference]: With dead ends: 588 [2022-04-08 06:09:55,976 INFO L226 Difference]: Without dead ends: 585 [2022-04-08 06:09:55,977 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 225 GetRequests, 191 SyntacticMatches, 3 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 269 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=207, Invalid=849, Unknown=0, NotChecked=0, Total=1056 [2022-04-08 06:09:55,977 INFO L913 BasicCegarLoop]: 53 mSDtfsCounter, 51 mSDsluCounter, 304 mSDsCounter, 0 mSdLazyCounter, 923 mSolverCounterSat, 72 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 69 SdHoareTripleChecker+Valid, 357 SdHoareTripleChecker+Invalid, 995 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 72 IncrementalHoareTripleChecker+Valid, 923 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-04-08 06:09:55,977 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [69 Valid, 357 Invalid, 995 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [72 Valid, 923 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-04-08 06:09:55,982 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 585 states. [2022-04-08 06:09:56,976 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 585 to 529. [2022-04-08 06:09:56,977 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-08 06:09:56,978 INFO L82 GeneralOperation]: Start isEquivalent. First operand 585 states. Second operand has 529 states, 306 states have (on average 1.1928104575163399) internal successors, (365), 307 states have internal predecessors, (365), 183 states have call successors, (183), 40 states have call predecessors, (183), 39 states have return successors, (181), 181 states have call predecessors, (181), 181 states have call successors, (181) [2022-04-08 06:09:56,978 INFO L74 IsIncluded]: Start isIncluded. First operand 585 states. Second operand has 529 states, 306 states have (on average 1.1928104575163399) internal successors, (365), 307 states have internal predecessors, (365), 183 states have call successors, (183), 40 states have call predecessors, (183), 39 states have return successors, (181), 181 states have call predecessors, (181), 181 states have call successors, (181) [2022-04-08 06:09:56,979 INFO L87 Difference]: Start difference. First operand 585 states. Second operand has 529 states, 306 states have (on average 1.1928104575163399) internal successors, (365), 307 states have internal predecessors, (365), 183 states have call successors, (183), 40 states have call predecessors, (183), 39 states have return successors, (181), 181 states have call predecessors, (181), 181 states have call successors, (181) [2022-04-08 06:09:56,992 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 06:09:56,992 INFO L93 Difference]: Finished difference Result 585 states and 804 transitions. [2022-04-08 06:09:56,992 INFO L276 IsEmpty]: Start isEmpty. Operand 585 states and 804 transitions. [2022-04-08 06:09:56,993 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 06:09:56,993 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 06:09:56,994 INFO L74 IsIncluded]: Start isIncluded. First operand has 529 states, 306 states have (on average 1.1928104575163399) internal successors, (365), 307 states have internal predecessors, (365), 183 states have call successors, (183), 40 states have call predecessors, (183), 39 states have return successors, (181), 181 states have call predecessors, (181), 181 states have call successors, (181) Second operand 585 states. [2022-04-08 06:09:56,994 INFO L87 Difference]: Start difference. First operand has 529 states, 306 states have (on average 1.1928104575163399) internal successors, (365), 307 states have internal predecessors, (365), 183 states have call successors, (183), 40 states have call predecessors, (183), 39 states have return successors, (181), 181 states have call predecessors, (181), 181 states have call successors, (181) Second operand 585 states. [2022-04-08 06:09:57,007 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 06:09:57,007 INFO L93 Difference]: Finished difference Result 585 states and 804 transitions. [2022-04-08 06:09:57,007 INFO L276 IsEmpty]: Start isEmpty. Operand 585 states and 804 transitions. [2022-04-08 06:09:57,008 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 06:09:57,008 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 06:09:57,008 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-08 06:09:57,008 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-08 06:09:57,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 529 states, 306 states have (on average 1.1928104575163399) internal successors, (365), 307 states have internal predecessors, (365), 183 states have call successors, (183), 40 states have call predecessors, (183), 39 states have return successors, (181), 181 states have call predecessors, (181), 181 states have call successors, (181) [2022-04-08 06:09:57,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 529 states and 729 transitions. [2022-04-08 06:09:57,028 INFO L78 Accepts]: Start accepts. Automaton has 529 states and 729 transitions. Word has length 111 [2022-04-08 06:09:57,028 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-08 06:09:57,028 INFO L478 AbstractCegarLoop]: Abstraction has 529 states and 729 transitions. [2022-04-08 06:09:57,029 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 15 states have (on average 2.4) internal successors, (36), 15 states have internal predecessors, (36), 6 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (17), 5 states have call predecessors, (17), 5 states have call successors, (17) [2022-04-08 06:09:57,029 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 529 states and 729 transitions. [2022-04-08 06:10:00,378 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 729 edges. 729 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 06:10:00,378 INFO L276 IsEmpty]: Start isEmpty. Operand 529 states and 729 transitions. [2022-04-08 06:10:00,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2022-04-08 06:10:00,379 INFO L491 BasicCegarLoop]: Found error trace [2022-04-08 06:10:00,379 INFO L499 BasicCegarLoop]: trace histogram [13, 12, 12, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-08 06:10:00,397 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Forceful destruction successful, exit code 0 [2022-04-08 06:10:00,579 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,20 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-08 06:10:00,579 INFO L403 AbstractCegarLoop]: === Iteration 21 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-08 06:10:00,580 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-08 06:10:00,580 INFO L85 PathProgramCache]: Analyzing trace with hash 890766036, now seen corresponding path program 9 times [2022-04-08 06:10:00,580 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-08 06:10:00,580 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [2112175985] [2022-04-08 06:10:00,580 INFO L202 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-04-08 06:10:00,580 INFO L85 PathProgramCache]: Analyzing trace with hash 890766036, now seen corresponding path program 10 times [2022-04-08 06:10:00,580 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-08 06:10:00,581 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1636078819] [2022-04-08 06:10:00,581 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-08 06:10:00,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-08 06:10:00,591 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-04-08 06:10:00,591 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [167128913] [2022-04-08 06:10:00,591 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-04-08 06:10:00,591 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-08 06:10:00,592 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-08 06:10:00,593 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) [2022-04-08 06:10:00,594 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Waiting until timeout for monitored process [2022-04-08 06:10:00,647 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-04-08 06:10:00,648 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-08 06:10:00,649 INFO L263 TraceCheckSpWp]: Trace formula consists of 252 conjuncts, 89 conjunts are in the unsatisfiable core [2022-04-08 06:10:00,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 06:10:00,666 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-08 06:10:01,951 INFO L272 TraceCheckUtils]: 0: Hoare triple {37946#true} call ULTIMATE.init(); {37946#true} is VALID [2022-04-08 06:10:01,952 INFO L290 TraceCheckUtils]: 1: Hoare triple {37946#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(11, 2);call #Ultimate.allocInit(12, 3); {37946#true} is VALID [2022-04-08 06:10:01,952 INFO L290 TraceCheckUtils]: 2: Hoare triple {37946#true} assume true; {37946#true} is VALID [2022-04-08 06:10:01,952 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {37946#true} {37946#true} #112#return; {37946#true} is VALID [2022-04-08 06:10:01,952 INFO L272 TraceCheckUtils]: 4: Hoare triple {37946#true} call #t~ret6 := main(); {37946#true} is VALID [2022-04-08 06:10:01,952 INFO L290 TraceCheckUtils]: 5: Hoare triple {37946#true} havoc ~x~0;havoc ~y~0;havoc ~a~0;havoc ~b~0;havoc ~p~0;havoc ~q~0;havoc ~r~0;havoc ~s~0;assume -2147483648 <= #t~nondet4 && #t~nondet4 <= 2147483647;~x~0 := #t~nondet4;havoc #t~nondet4; {37946#true} is VALID [2022-04-08 06:10:01,952 INFO L272 TraceCheckUtils]: 6: Hoare triple {37946#true} call assume_abort_if_not((if ~x~0 >= 0 && ~x~0 <= 10 then 1 else 0)); {37946#true} is VALID [2022-04-08 06:10:01,952 INFO L290 TraceCheckUtils]: 7: Hoare triple {37946#true} ~cond := #in~cond; {37946#true} is VALID [2022-04-08 06:10:01,952 INFO L290 TraceCheckUtils]: 8: Hoare triple {37946#true} assume !(0 == ~cond); {37946#true} is VALID [2022-04-08 06:10:01,952 INFO L290 TraceCheckUtils]: 9: Hoare triple {37946#true} assume true; {37946#true} is VALID [2022-04-08 06:10:01,952 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {37946#true} {37946#true} #94#return; {37946#true} is VALID [2022-04-08 06:10:01,952 INFO L290 TraceCheckUtils]: 11: Hoare triple {37946#true} assume -2147483648 <= #t~nondet5 && #t~nondet5 <= 2147483647;~y~0 := #t~nondet5;havoc #t~nondet5; {37946#true} is VALID [2022-04-08 06:10:01,952 INFO L272 TraceCheckUtils]: 12: Hoare triple {37946#true} call assume_abort_if_not((if ~y~0 >= 0 && ~y~0 <= 10 then 1 else 0)); {37946#true} is VALID [2022-04-08 06:10:01,952 INFO L290 TraceCheckUtils]: 13: Hoare triple {37946#true} ~cond := #in~cond; {37946#true} is VALID [2022-04-08 06:10:01,952 INFO L290 TraceCheckUtils]: 14: Hoare triple {37946#true} assume !(0 == ~cond); {37946#true} is VALID [2022-04-08 06:10:01,952 INFO L290 TraceCheckUtils]: 15: Hoare triple {37946#true} assume true; {37946#true} is VALID [2022-04-08 06:10:01,953 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {37946#true} {37946#true} #96#return; {37946#true} is VALID [2022-04-08 06:10:01,953 INFO L272 TraceCheckUtils]: 17: Hoare triple {37946#true} call assume_abort_if_not((if ~x~0 >= 1 then 1 else 0)); {37946#true} is VALID [2022-04-08 06:10:01,953 INFO L290 TraceCheckUtils]: 18: Hoare triple {37946#true} ~cond := #in~cond; {37946#true} is VALID [2022-04-08 06:10:01,953 INFO L290 TraceCheckUtils]: 19: Hoare triple {37946#true} assume !(0 == ~cond); {37946#true} is VALID [2022-04-08 06:10:01,953 INFO L290 TraceCheckUtils]: 20: Hoare triple {37946#true} assume true; {37946#true} is VALID [2022-04-08 06:10:01,953 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {37946#true} {37946#true} #98#return; {37946#true} is VALID [2022-04-08 06:10:01,953 INFO L272 TraceCheckUtils]: 22: Hoare triple {37946#true} call assume_abort_if_not((if ~y~0 >= 1 then 1 else 0)); {37946#true} is VALID [2022-04-08 06:10:01,953 INFO L290 TraceCheckUtils]: 23: Hoare triple {37946#true} ~cond := #in~cond; {37946#true} is VALID [2022-04-08 06:10:01,953 INFO L290 TraceCheckUtils]: 24: Hoare triple {37946#true} assume !(0 == ~cond); {37946#true} is VALID [2022-04-08 06:10:01,953 INFO L290 TraceCheckUtils]: 25: Hoare triple {37946#true} assume true; {37946#true} is VALID [2022-04-08 06:10:01,953 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {37946#true} {37946#true} #100#return; {37946#true} is VALID [2022-04-08 06:10:01,954 INFO L290 TraceCheckUtils]: 27: Hoare triple {37946#true} ~a~0 := ~x~0;~b~0 := ~y~0;~p~0 := 1;~q~0 := 0;~r~0 := 0;~s~0 := 1; {38032#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 06:10:01,954 INFO L290 TraceCheckUtils]: 28: Hoare triple {38032#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} assume !false; {38032#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 06:10:01,954 INFO L290 TraceCheckUtils]: 29: Hoare triple {38032#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} assume !!(0 != ~b~0);havoc ~c~0;havoc ~k~0;~c~0 := ~a~0;~k~0 := 0; {38039#(and (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 06:10:01,955 INFO L290 TraceCheckUtils]: 30: Hoare triple {38039#(and (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} assume !false; {38039#(and (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 06:10:01,955 INFO L290 TraceCheckUtils]: 31: Hoare triple {38039#(and (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} assume !(~c~0 >= ~b~0); {38039#(and (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 06:10:01,955 INFO L290 TraceCheckUtils]: 32: Hoare triple {38039#(and (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} ~a~0 := ~b~0;~b~0 := ~c~0;havoc ~temp~0;~temp~0 := ~p~0;~p~0 := ~q~0;~q~0 := ~temp~0 - ~q~0 * ~k~0;~temp~0 := ~r~0;~r~0 := ~s~0;~s~0 := ~temp~0 - ~s~0 * ~k~0; {38049#(and (= main_~s~0 0) (= main_~p~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~b~0 main_~x~0) (= main_~q~0 1))} is VALID [2022-04-08 06:10:01,956 INFO L290 TraceCheckUtils]: 33: Hoare triple {38049#(and (= main_~s~0 0) (= main_~p~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~b~0 main_~x~0) (= main_~q~0 1))} assume !false; {38049#(and (= main_~s~0 0) (= main_~p~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~b~0 main_~x~0) (= main_~q~0 1))} is VALID [2022-04-08 06:10:01,956 INFO L290 TraceCheckUtils]: 34: Hoare triple {38049#(and (= main_~s~0 0) (= main_~p~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~b~0 main_~x~0) (= main_~q~0 1))} assume !!(0 != ~b~0);havoc ~c~0;havoc ~k~0;~c~0 := ~a~0;~k~0 := 0; {38056#(and (= main_~c~0 main_~a~0) (= main_~s~0 0) (= main_~p~0 0) (= main_~k~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~b~0 main_~x~0) (= main_~q~0 1))} is VALID [2022-04-08 06:10:01,956 INFO L290 TraceCheckUtils]: 35: Hoare triple {38056#(and (= main_~c~0 main_~a~0) (= main_~s~0 0) (= main_~p~0 0) (= main_~k~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~b~0 main_~x~0) (= main_~q~0 1))} assume !false; {38056#(and (= main_~c~0 main_~a~0) (= main_~s~0 0) (= main_~p~0 0) (= main_~k~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~b~0 main_~x~0) (= main_~q~0 1))} is VALID [2022-04-08 06:10:01,957 INFO L290 TraceCheckUtils]: 36: Hoare triple {38056#(and (= main_~c~0 main_~a~0) (= main_~s~0 0) (= main_~p~0 0) (= main_~k~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~b~0 main_~x~0) (= main_~q~0 1))} assume !!(~c~0 >= ~b~0);havoc ~d~0;havoc ~v~0;~d~0 := 1;~v~0 := ~b~0; {38063#(and (= main_~b~0 main_~v~0) (= main_~c~0 main_~a~0) (= main_~s~0 0) (= main_~p~0 0) (= main_~k~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~b~0 main_~x~0) (= main_~d~0 1) (= main_~q~0 1))} is VALID [2022-04-08 06:10:01,957 INFO L290 TraceCheckUtils]: 37: Hoare triple {38063#(and (= main_~b~0 main_~v~0) (= main_~c~0 main_~a~0) (= main_~s~0 0) (= main_~p~0 0) (= main_~k~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~b~0 main_~x~0) (= main_~d~0 1) (= main_~q~0 1))} assume !false; {38063#(and (= main_~b~0 main_~v~0) (= main_~c~0 main_~a~0) (= main_~s~0 0) (= main_~p~0 0) (= main_~k~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~b~0 main_~x~0) (= main_~d~0 1) (= main_~q~0 1))} is VALID [2022-04-08 06:10:01,957 INFO L272 TraceCheckUtils]: 38: Hoare triple {38063#(and (= main_~b~0 main_~v~0) (= main_~c~0 main_~a~0) (= main_~s~0 0) (= main_~p~0 0) (= main_~k~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~b~0 main_~x~0) (= main_~d~0 1) (= main_~q~0 1))} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {37946#true} is VALID [2022-04-08 06:10:01,957 INFO L290 TraceCheckUtils]: 39: Hoare triple {37946#true} ~cond := #in~cond; {37946#true} is VALID [2022-04-08 06:10:01,957 INFO L290 TraceCheckUtils]: 40: Hoare triple {37946#true} assume !(0 == ~cond); {37946#true} is VALID [2022-04-08 06:10:01,957 INFO L290 TraceCheckUtils]: 41: Hoare triple {37946#true} assume true; {37946#true} is VALID [2022-04-08 06:10:01,958 INFO L284 TraceCheckUtils]: 42: Hoare quadruple {37946#true} {38063#(and (= main_~b~0 main_~v~0) (= main_~c~0 main_~a~0) (= main_~s~0 0) (= main_~p~0 0) (= main_~k~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~b~0 main_~x~0) (= main_~d~0 1) (= main_~q~0 1))} #102#return; {38063#(and (= main_~b~0 main_~v~0) (= main_~c~0 main_~a~0) (= main_~s~0 0) (= main_~p~0 0) (= main_~k~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~b~0 main_~x~0) (= main_~d~0 1) (= main_~q~0 1))} is VALID [2022-04-08 06:10:01,958 INFO L272 TraceCheckUtils]: 43: Hoare triple {38063#(and (= main_~b~0 main_~v~0) (= main_~c~0 main_~a~0) (= main_~s~0 0) (= main_~p~0 0) (= main_~k~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~b~0 main_~x~0) (= main_~d~0 1) (= main_~q~0 1))} call __VERIFIER_assert((if ~b~0 == ~x~0 * ~q~0 + ~y~0 * ~s~0 then 1 else 0)); {37946#true} is VALID [2022-04-08 06:10:01,958 INFO L290 TraceCheckUtils]: 44: Hoare triple {37946#true} ~cond := #in~cond; {37946#true} is VALID [2022-04-08 06:10:01,958 INFO L290 TraceCheckUtils]: 45: Hoare triple {37946#true} assume !(0 == ~cond); {37946#true} is VALID [2022-04-08 06:10:01,958 INFO L290 TraceCheckUtils]: 46: Hoare triple {37946#true} assume true; {37946#true} is VALID [2022-04-08 06:10:01,958 INFO L284 TraceCheckUtils]: 47: Hoare quadruple {37946#true} {38063#(and (= main_~b~0 main_~v~0) (= main_~c~0 main_~a~0) (= main_~s~0 0) (= main_~p~0 0) (= main_~k~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~b~0 main_~x~0) (= main_~d~0 1) (= main_~q~0 1))} #104#return; {38063#(and (= main_~b~0 main_~v~0) (= main_~c~0 main_~a~0) (= main_~s~0 0) (= main_~p~0 0) (= main_~k~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~b~0 main_~x~0) (= main_~d~0 1) (= main_~q~0 1))} is VALID [2022-04-08 06:10:01,959 INFO L272 TraceCheckUtils]: 48: Hoare triple {38063#(and (= main_~b~0 main_~v~0) (= main_~c~0 main_~a~0) (= main_~s~0 0) (= main_~p~0 0) (= main_~k~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~b~0 main_~x~0) (= main_~d~0 1) (= main_~q~0 1))} call __VERIFIER_assert((if ~a~0 == ~k~0 * ~b~0 + ~c~0 then 1 else 0)); {37946#true} is VALID [2022-04-08 06:10:01,959 INFO L290 TraceCheckUtils]: 49: Hoare triple {37946#true} ~cond := #in~cond; {37946#true} is VALID [2022-04-08 06:10:01,959 INFO L290 TraceCheckUtils]: 50: Hoare triple {37946#true} assume !(0 == ~cond); {37946#true} is VALID [2022-04-08 06:10:01,959 INFO L290 TraceCheckUtils]: 51: Hoare triple {37946#true} assume true; {37946#true} is VALID [2022-04-08 06:10:01,959 INFO L284 TraceCheckUtils]: 52: Hoare quadruple {37946#true} {38063#(and (= main_~b~0 main_~v~0) (= main_~c~0 main_~a~0) (= main_~s~0 0) (= main_~p~0 0) (= main_~k~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~b~0 main_~x~0) (= main_~d~0 1) (= main_~q~0 1))} #106#return; {38063#(and (= main_~b~0 main_~v~0) (= main_~c~0 main_~a~0) (= main_~s~0 0) (= main_~p~0 0) (= main_~k~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~b~0 main_~x~0) (= main_~d~0 1) (= main_~q~0 1))} is VALID [2022-04-08 06:10:01,959 INFO L272 TraceCheckUtils]: 53: Hoare triple {38063#(and (= main_~b~0 main_~v~0) (= main_~c~0 main_~a~0) (= main_~s~0 0) (= main_~p~0 0) (= main_~k~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~b~0 main_~x~0) (= main_~d~0 1) (= main_~q~0 1))} call __VERIFIER_assert((if ~v~0 == ~b~0 * ~d~0 then 1 else 0)); {37946#true} is VALID [2022-04-08 06:10:01,960 INFO L290 TraceCheckUtils]: 54: Hoare triple {37946#true} ~cond := #in~cond; {38118#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} is VALID [2022-04-08 06:10:01,960 INFO L290 TraceCheckUtils]: 55: Hoare triple {38118#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} assume !(0 == ~cond); {38122#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 06:10:01,960 INFO L290 TraceCheckUtils]: 56: Hoare triple {38122#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {38122#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 06:10:01,960 INFO L284 TraceCheckUtils]: 57: Hoare quadruple {38122#(not (= |__VERIFIER_assert_#in~cond| 0))} {38063#(and (= main_~b~0 main_~v~0) (= main_~c~0 main_~a~0) (= main_~s~0 0) (= main_~p~0 0) (= main_~k~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~b~0 main_~x~0) (= main_~d~0 1) (= main_~q~0 1))} #108#return; {38063#(and (= main_~b~0 main_~v~0) (= main_~c~0 main_~a~0) (= main_~s~0 0) (= main_~p~0 0) (= main_~k~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~b~0 main_~x~0) (= main_~d~0 1) (= main_~q~0 1))} is VALID [2022-04-08 06:10:01,961 INFO L290 TraceCheckUtils]: 58: Hoare triple {38063#(and (= main_~b~0 main_~v~0) (= main_~c~0 main_~a~0) (= main_~s~0 0) (= main_~p~0 0) (= main_~k~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~b~0 main_~x~0) (= main_~d~0 1) (= main_~q~0 1))} assume !!(~c~0 >= 2 * ~v~0);~d~0 := 2 * ~d~0;~v~0 := 2 * ~v~0; {38132#(and (= main_~c~0 main_~a~0) (= main_~s~0 0) (= main_~v~0 (* main_~b~0 2)) (= main_~p~0 0) (= main_~k~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~b~0 main_~x~0) (= main_~d~0 2) (= main_~q~0 1))} is VALID [2022-04-08 06:10:01,961 INFO L290 TraceCheckUtils]: 59: Hoare triple {38132#(and (= main_~c~0 main_~a~0) (= main_~s~0 0) (= main_~v~0 (* main_~b~0 2)) (= main_~p~0 0) (= main_~k~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~b~0 main_~x~0) (= main_~d~0 2) (= main_~q~0 1))} assume !false; {38132#(and (= main_~c~0 main_~a~0) (= main_~s~0 0) (= main_~v~0 (* main_~b~0 2)) (= main_~p~0 0) (= main_~k~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~b~0 main_~x~0) (= main_~d~0 2) (= main_~q~0 1))} is VALID [2022-04-08 06:10:01,961 INFO L272 TraceCheckUtils]: 60: Hoare triple {38132#(and (= main_~c~0 main_~a~0) (= main_~s~0 0) (= main_~v~0 (* main_~b~0 2)) (= main_~p~0 0) (= main_~k~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~b~0 main_~x~0) (= main_~d~0 2) (= main_~q~0 1))} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {37946#true} is VALID [2022-04-08 06:10:01,961 INFO L290 TraceCheckUtils]: 61: Hoare triple {37946#true} ~cond := #in~cond; {37946#true} is VALID [2022-04-08 06:10:01,962 INFO L290 TraceCheckUtils]: 62: Hoare triple {37946#true} assume !(0 == ~cond); {37946#true} is VALID [2022-04-08 06:10:01,962 INFO L290 TraceCheckUtils]: 63: Hoare triple {37946#true} assume true; {37946#true} is VALID [2022-04-08 06:10:01,962 INFO L284 TraceCheckUtils]: 64: Hoare quadruple {37946#true} {38132#(and (= main_~c~0 main_~a~0) (= main_~s~0 0) (= main_~v~0 (* main_~b~0 2)) (= main_~p~0 0) (= main_~k~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~b~0 main_~x~0) (= main_~d~0 2) (= main_~q~0 1))} #102#return; {38132#(and (= main_~c~0 main_~a~0) (= main_~s~0 0) (= main_~v~0 (* main_~b~0 2)) (= main_~p~0 0) (= main_~k~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~b~0 main_~x~0) (= main_~d~0 2) (= main_~q~0 1))} is VALID [2022-04-08 06:10:01,962 INFO L272 TraceCheckUtils]: 65: Hoare triple {38132#(and (= main_~c~0 main_~a~0) (= main_~s~0 0) (= main_~v~0 (* main_~b~0 2)) (= main_~p~0 0) (= main_~k~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~b~0 main_~x~0) (= main_~d~0 2) (= main_~q~0 1))} call __VERIFIER_assert((if ~b~0 == ~x~0 * ~q~0 + ~y~0 * ~s~0 then 1 else 0)); {37946#true} is VALID [2022-04-08 06:10:01,962 INFO L290 TraceCheckUtils]: 66: Hoare triple {37946#true} ~cond := #in~cond; {37946#true} is VALID [2022-04-08 06:10:01,962 INFO L290 TraceCheckUtils]: 67: Hoare triple {37946#true} assume !(0 == ~cond); {37946#true} is VALID [2022-04-08 06:10:01,962 INFO L290 TraceCheckUtils]: 68: Hoare triple {37946#true} assume true; {37946#true} is VALID [2022-04-08 06:10:01,963 INFO L284 TraceCheckUtils]: 69: Hoare quadruple {37946#true} {38132#(and (= main_~c~0 main_~a~0) (= main_~s~0 0) (= main_~v~0 (* main_~b~0 2)) (= main_~p~0 0) (= main_~k~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~b~0 main_~x~0) (= main_~d~0 2) (= main_~q~0 1))} #104#return; {38132#(and (= main_~c~0 main_~a~0) (= main_~s~0 0) (= main_~v~0 (* main_~b~0 2)) (= main_~p~0 0) (= main_~k~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~b~0 main_~x~0) (= main_~d~0 2) (= main_~q~0 1))} is VALID [2022-04-08 06:10:01,963 INFO L272 TraceCheckUtils]: 70: Hoare triple {38132#(and (= main_~c~0 main_~a~0) (= main_~s~0 0) (= main_~v~0 (* main_~b~0 2)) (= main_~p~0 0) (= main_~k~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~b~0 main_~x~0) (= main_~d~0 2) (= main_~q~0 1))} call __VERIFIER_assert((if ~a~0 == ~k~0 * ~b~0 + ~c~0 then 1 else 0)); {37946#true} is VALID [2022-04-08 06:10:01,963 INFO L290 TraceCheckUtils]: 71: Hoare triple {37946#true} ~cond := #in~cond; {37946#true} is VALID [2022-04-08 06:10:01,963 INFO L290 TraceCheckUtils]: 72: Hoare triple {37946#true} assume !(0 == ~cond); {37946#true} is VALID [2022-04-08 06:10:01,963 INFO L290 TraceCheckUtils]: 73: Hoare triple {37946#true} assume true; {37946#true} is VALID [2022-04-08 06:10:01,964 INFO L284 TraceCheckUtils]: 74: Hoare quadruple {37946#true} {38132#(and (= main_~c~0 main_~a~0) (= main_~s~0 0) (= main_~v~0 (* main_~b~0 2)) (= main_~p~0 0) (= main_~k~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~b~0 main_~x~0) (= main_~d~0 2) (= main_~q~0 1))} #106#return; {38132#(and (= main_~c~0 main_~a~0) (= main_~s~0 0) (= main_~v~0 (* main_~b~0 2)) (= main_~p~0 0) (= main_~k~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~b~0 main_~x~0) (= main_~d~0 2) (= main_~q~0 1))} is VALID [2022-04-08 06:10:01,964 INFO L272 TraceCheckUtils]: 75: Hoare triple {38132#(and (= main_~c~0 main_~a~0) (= main_~s~0 0) (= main_~v~0 (* main_~b~0 2)) (= main_~p~0 0) (= main_~k~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~b~0 main_~x~0) (= main_~d~0 2) (= main_~q~0 1))} call __VERIFIER_assert((if ~v~0 == ~b~0 * ~d~0 then 1 else 0)); {37946#true} is VALID [2022-04-08 06:10:01,964 INFO L290 TraceCheckUtils]: 76: Hoare triple {37946#true} ~cond := #in~cond; {37946#true} is VALID [2022-04-08 06:10:01,964 INFO L290 TraceCheckUtils]: 77: Hoare triple {37946#true} assume !(0 == ~cond); {37946#true} is VALID [2022-04-08 06:10:01,964 INFO L290 TraceCheckUtils]: 78: Hoare triple {37946#true} assume true; {37946#true} is VALID [2022-04-08 06:10:01,964 INFO L284 TraceCheckUtils]: 79: Hoare quadruple {37946#true} {38132#(and (= main_~c~0 main_~a~0) (= main_~s~0 0) (= main_~v~0 (* main_~b~0 2)) (= main_~p~0 0) (= main_~k~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~b~0 main_~x~0) (= main_~d~0 2) (= main_~q~0 1))} #108#return; {38132#(and (= main_~c~0 main_~a~0) (= main_~s~0 0) (= main_~v~0 (* main_~b~0 2)) (= main_~p~0 0) (= main_~k~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~b~0 main_~x~0) (= main_~d~0 2) (= main_~q~0 1))} is VALID [2022-04-08 06:10:01,965 INFO L290 TraceCheckUtils]: 80: Hoare triple {38132#(and (= main_~c~0 main_~a~0) (= main_~s~0 0) (= main_~v~0 (* main_~b~0 2)) (= main_~p~0 0) (= main_~k~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~b~0 main_~x~0) (= main_~d~0 2) (= main_~q~0 1))} assume !!(~c~0 >= 2 * ~v~0);~d~0 := 2 * ~d~0;~v~0 := 2 * ~v~0; {38199#(and (= main_~c~0 main_~a~0) (= main_~s~0 0) (= main_~p~0 0) (= main_~k~0 0) (= main_~r~0 1) (= main_~d~0 4) (= main_~a~0 main_~y~0) (= main_~b~0 main_~x~0) (= main_~v~0 (* main_~b~0 4)) (= main_~q~0 1))} is VALID [2022-04-08 06:10:01,965 INFO L290 TraceCheckUtils]: 81: Hoare triple {38199#(and (= main_~c~0 main_~a~0) (= main_~s~0 0) (= main_~p~0 0) (= main_~k~0 0) (= main_~r~0 1) (= main_~d~0 4) (= main_~a~0 main_~y~0) (= main_~b~0 main_~x~0) (= main_~v~0 (* main_~b~0 4)) (= main_~q~0 1))} assume !false; {38199#(and (= main_~c~0 main_~a~0) (= main_~s~0 0) (= main_~p~0 0) (= main_~k~0 0) (= main_~r~0 1) (= main_~d~0 4) (= main_~a~0 main_~y~0) (= main_~b~0 main_~x~0) (= main_~v~0 (* main_~b~0 4)) (= main_~q~0 1))} is VALID [2022-04-08 06:10:01,966 INFO L272 TraceCheckUtils]: 82: Hoare triple {38199#(and (= main_~c~0 main_~a~0) (= main_~s~0 0) (= main_~p~0 0) (= main_~k~0 0) (= main_~r~0 1) (= main_~d~0 4) (= main_~a~0 main_~y~0) (= main_~b~0 main_~x~0) (= main_~v~0 (* main_~b~0 4)) (= main_~q~0 1))} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {37946#true} is VALID [2022-04-08 06:10:01,966 INFO L290 TraceCheckUtils]: 83: Hoare triple {37946#true} ~cond := #in~cond; {38118#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} is VALID [2022-04-08 06:10:01,979 INFO L290 TraceCheckUtils]: 84: Hoare triple {38118#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} assume !(0 == ~cond); {38122#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 06:10:01,979 INFO L290 TraceCheckUtils]: 85: Hoare triple {38122#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {38122#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 06:10:01,980 INFO L284 TraceCheckUtils]: 86: Hoare quadruple {38122#(not (= |__VERIFIER_assert_#in~cond| 0))} {38199#(and (= main_~c~0 main_~a~0) (= main_~s~0 0) (= main_~p~0 0) (= main_~k~0 0) (= main_~r~0 1) (= main_~d~0 4) (= main_~a~0 main_~y~0) (= main_~b~0 main_~x~0) (= main_~v~0 (* main_~b~0 4)) (= main_~q~0 1))} #102#return; {38218#(and (= main_~s~0 0) (= main_~p~0 0) (= main_~k~0 0) (= main_~r~0 1) (= main_~d~0 4) (= main_~b~0 main_~x~0) (= main_~v~0 (* main_~b~0 4)) (= main_~q~0 1) (= main_~c~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} is VALID [2022-04-08 06:10:01,980 INFO L272 TraceCheckUtils]: 87: Hoare triple {38218#(and (= main_~s~0 0) (= main_~p~0 0) (= main_~k~0 0) (= main_~r~0 1) (= main_~d~0 4) (= main_~b~0 main_~x~0) (= main_~v~0 (* main_~b~0 4)) (= main_~q~0 1) (= main_~c~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} call __VERIFIER_assert((if ~b~0 == ~x~0 * ~q~0 + ~y~0 * ~s~0 then 1 else 0)); {37946#true} is VALID [2022-04-08 06:10:01,980 INFO L290 TraceCheckUtils]: 88: Hoare triple {37946#true} ~cond := #in~cond; {38118#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} is VALID [2022-04-08 06:10:01,981 INFO L290 TraceCheckUtils]: 89: Hoare triple {38118#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} assume !(0 == ~cond); {38122#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 06:10:01,981 INFO L290 TraceCheckUtils]: 90: Hoare triple {38122#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {38122#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 06:10:01,990 INFO L284 TraceCheckUtils]: 91: Hoare quadruple {38122#(not (= |__VERIFIER_assert_#in~cond| 0))} {38218#(and (= main_~s~0 0) (= main_~p~0 0) (= main_~k~0 0) (= main_~r~0 1) (= main_~d~0 4) (= main_~b~0 main_~x~0) (= main_~v~0 (* main_~b~0 4)) (= main_~q~0 1) (= main_~c~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} #104#return; {38218#(and (= main_~s~0 0) (= main_~p~0 0) (= main_~k~0 0) (= main_~r~0 1) (= main_~d~0 4) (= main_~b~0 main_~x~0) (= main_~v~0 (* main_~b~0 4)) (= main_~q~0 1) (= main_~c~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} is VALID [2022-04-08 06:10:01,991 INFO L272 TraceCheckUtils]: 92: Hoare triple {38218#(and (= main_~s~0 0) (= main_~p~0 0) (= main_~k~0 0) (= main_~r~0 1) (= main_~d~0 4) (= main_~b~0 main_~x~0) (= main_~v~0 (* main_~b~0 4)) (= main_~q~0 1) (= main_~c~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} call __VERIFIER_assert((if ~a~0 == ~k~0 * ~b~0 + ~c~0 then 1 else 0)); {37946#true} is VALID [2022-04-08 06:10:01,991 INFO L290 TraceCheckUtils]: 93: Hoare triple {37946#true} ~cond := #in~cond; {37946#true} is VALID [2022-04-08 06:10:01,991 INFO L290 TraceCheckUtils]: 94: Hoare triple {37946#true} assume !(0 == ~cond); {37946#true} is VALID [2022-04-08 06:10:01,991 INFO L290 TraceCheckUtils]: 95: Hoare triple {37946#true} assume true; {37946#true} is VALID [2022-04-08 06:10:01,991 INFO L284 TraceCheckUtils]: 96: Hoare quadruple {37946#true} {38218#(and (= main_~s~0 0) (= main_~p~0 0) (= main_~k~0 0) (= main_~r~0 1) (= main_~d~0 4) (= main_~b~0 main_~x~0) (= main_~v~0 (* main_~b~0 4)) (= main_~q~0 1) (= main_~c~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} #106#return; {38218#(and (= main_~s~0 0) (= main_~p~0 0) (= main_~k~0 0) (= main_~r~0 1) (= main_~d~0 4) (= main_~b~0 main_~x~0) (= main_~v~0 (* main_~b~0 4)) (= main_~q~0 1) (= main_~c~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} is VALID [2022-04-08 06:10:01,991 INFO L272 TraceCheckUtils]: 97: Hoare triple {38218#(and (= main_~s~0 0) (= main_~p~0 0) (= main_~k~0 0) (= main_~r~0 1) (= main_~d~0 4) (= main_~b~0 main_~x~0) (= main_~v~0 (* main_~b~0 4)) (= main_~q~0 1) (= main_~c~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} call __VERIFIER_assert((if ~v~0 == ~b~0 * ~d~0 then 1 else 0)); {37946#true} is VALID [2022-04-08 06:10:01,992 INFO L290 TraceCheckUtils]: 98: Hoare triple {37946#true} ~cond := #in~cond; {38118#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} is VALID [2022-04-08 06:10:01,992 INFO L290 TraceCheckUtils]: 99: Hoare triple {38118#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} assume !(0 == ~cond); {38122#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 06:10:01,992 INFO L290 TraceCheckUtils]: 100: Hoare triple {38122#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {38122#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 06:10:01,992 INFO L284 TraceCheckUtils]: 101: Hoare quadruple {38122#(not (= |__VERIFIER_assert_#in~cond| 0))} {38218#(and (= main_~s~0 0) (= main_~p~0 0) (= main_~k~0 0) (= main_~r~0 1) (= main_~d~0 4) (= main_~b~0 main_~x~0) (= main_~v~0 (* main_~b~0 4)) (= main_~q~0 1) (= main_~c~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} #108#return; {38218#(and (= main_~s~0 0) (= main_~p~0 0) (= main_~k~0 0) (= main_~r~0 1) (= main_~d~0 4) (= main_~b~0 main_~x~0) (= main_~v~0 (* main_~b~0 4)) (= main_~q~0 1) (= main_~c~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} is VALID [2022-04-08 06:10:01,993 INFO L290 TraceCheckUtils]: 102: Hoare triple {38218#(and (= main_~s~0 0) (= main_~p~0 0) (= main_~k~0 0) (= main_~r~0 1) (= main_~d~0 4) (= main_~b~0 main_~x~0) (= main_~v~0 (* main_~b~0 4)) (= main_~q~0 1) (= main_~c~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} assume !(~c~0 >= 2 * ~v~0); {38218#(and (= main_~s~0 0) (= main_~p~0 0) (= main_~k~0 0) (= main_~r~0 1) (= main_~d~0 4) (= main_~b~0 main_~x~0) (= main_~v~0 (* main_~b~0 4)) (= main_~q~0 1) (= main_~c~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} is VALID [2022-04-08 06:10:01,994 INFO L290 TraceCheckUtils]: 103: Hoare triple {38218#(and (= main_~s~0 0) (= main_~p~0 0) (= main_~k~0 0) (= main_~r~0 1) (= main_~d~0 4) (= main_~b~0 main_~x~0) (= main_~v~0 (* main_~b~0 4)) (= main_~q~0 1) (= main_~c~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} ~c~0 := ~c~0 - ~v~0;~k~0 := ~k~0 + ~d~0; {38270#(and (= main_~s~0 0) (= (+ (* (- 1) main_~c~0) (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)) (* main_~b~0 4)) (= main_~p~0 0) (= main_~r~0 1) (= main_~b~0 main_~x~0) (= main_~k~0 4) (= main_~q~0 1))} is VALID [2022-04-08 06:10:01,994 INFO L290 TraceCheckUtils]: 104: Hoare triple {38270#(and (= main_~s~0 0) (= (+ (* (- 1) main_~c~0) (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)) (* main_~b~0 4)) (= main_~p~0 0) (= main_~r~0 1) (= main_~b~0 main_~x~0) (= main_~k~0 4) (= main_~q~0 1))} assume !false; {38270#(and (= main_~s~0 0) (= (+ (* (- 1) main_~c~0) (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)) (* main_~b~0 4)) (= main_~p~0 0) (= main_~r~0 1) (= main_~b~0 main_~x~0) (= main_~k~0 4) (= main_~q~0 1))} is VALID [2022-04-08 06:10:01,994 INFO L290 TraceCheckUtils]: 105: Hoare triple {38270#(and (= main_~s~0 0) (= (+ (* (- 1) main_~c~0) (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)) (* main_~b~0 4)) (= main_~p~0 0) (= main_~r~0 1) (= main_~b~0 main_~x~0) (= main_~k~0 4) (= main_~q~0 1))} assume !(~c~0 >= ~b~0); {38270#(and (= main_~s~0 0) (= (+ (* (- 1) main_~c~0) (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)) (* main_~b~0 4)) (= main_~p~0 0) (= main_~r~0 1) (= main_~b~0 main_~x~0) (= main_~k~0 4) (= main_~q~0 1))} is VALID [2022-04-08 06:10:01,995 INFO L290 TraceCheckUtils]: 106: Hoare triple {38270#(and (= main_~s~0 0) (= (+ (* (- 1) main_~c~0) (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)) (* main_~b~0 4)) (= main_~p~0 0) (= main_~r~0 1) (= main_~b~0 main_~x~0) (= main_~k~0 4) (= main_~q~0 1))} ~a~0 := ~b~0;~b~0 := ~c~0;havoc ~temp~0;~temp~0 := ~p~0;~p~0 := ~q~0;~q~0 := ~temp~0 - ~q~0 * ~k~0;~temp~0 := ~r~0;~r~0 := ~s~0;~s~0 := ~temp~0 - ~s~0 * ~k~0; {38280#(and (= main_~r~0 0) (= (+ (* main_~p~0 main_~x~0 4) (* main_~q~0 main_~x~0) (* main_~x~0 (- 4)) (* main_~y~0 main_~r~0 4) (* main_~y~0 main_~s~0)) main_~b~0) (= (+ main_~q~0 (* main_~p~0 4)) 0) (= (+ main_~s~0 (* main_~r~0 4)) 1) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 06:10:01,995 INFO L290 TraceCheckUtils]: 107: Hoare triple {38280#(and (= main_~r~0 0) (= (+ (* main_~p~0 main_~x~0 4) (* main_~q~0 main_~x~0) (* main_~x~0 (- 4)) (* main_~y~0 main_~r~0 4) (* main_~y~0 main_~s~0)) main_~b~0) (= (+ main_~q~0 (* main_~p~0 4)) 0) (= (+ main_~s~0 (* main_~r~0 4)) 1) (= main_~a~0 main_~x~0) (= main_~p~0 1))} assume !false; {38280#(and (= main_~r~0 0) (= (+ (* main_~p~0 main_~x~0 4) (* main_~q~0 main_~x~0) (* main_~x~0 (- 4)) (* main_~y~0 main_~r~0 4) (* main_~y~0 main_~s~0)) main_~b~0) (= (+ main_~q~0 (* main_~p~0 4)) 0) (= (+ main_~s~0 (* main_~r~0 4)) 1) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 06:10:01,996 INFO L290 TraceCheckUtils]: 108: Hoare triple {38280#(and (= main_~r~0 0) (= (+ (* main_~p~0 main_~x~0 4) (* main_~q~0 main_~x~0) (* main_~x~0 (- 4)) (* main_~y~0 main_~r~0 4) (* main_~y~0 main_~s~0)) main_~b~0) (= (+ main_~q~0 (* main_~p~0 4)) 0) (= (+ main_~s~0 (* main_~r~0 4)) 1) (= main_~a~0 main_~x~0) (= main_~p~0 1))} assume !(0 != ~b~0); {38287#(and (= main_~r~0 0) (= (+ (* main_~p~0 main_~x~0 4) (* main_~q~0 main_~x~0) (* main_~x~0 (- 4)) (* main_~y~0 main_~r~0 4) (* main_~y~0 main_~s~0)) 0) (= (+ main_~q~0 (* main_~p~0 4)) 0) (= (+ main_~s~0 (* main_~r~0 4)) 1) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 06:10:01,997 INFO L272 TraceCheckUtils]: 109: Hoare triple {38287#(and (= main_~r~0 0) (= (+ (* main_~p~0 main_~x~0 4) (* main_~q~0 main_~x~0) (* main_~x~0 (- 4)) (* main_~y~0 main_~r~0 4) (* main_~y~0 main_~s~0)) 0) (= (+ main_~q~0 (* main_~p~0 4)) 0) (= (+ main_~s~0 (* main_~r~0 4)) 1) (= main_~a~0 main_~x~0) (= main_~p~0 1))} call __VERIFIER_assert((if ~p~0 * ~x~0 - ~q~0 * ~x~0 + ~r~0 * ~y~0 - ~s~0 * ~y~0 == ~a~0 then 1 else 0)); {38291#(<= 1 |__VERIFIER_assert_#in~cond|)} is VALID [2022-04-08 06:10:01,997 INFO L290 TraceCheckUtils]: 110: Hoare triple {38291#(<= 1 |__VERIFIER_assert_#in~cond|)} ~cond := #in~cond; {38295#(<= 1 __VERIFIER_assert_~cond)} is VALID [2022-04-08 06:10:01,998 INFO L290 TraceCheckUtils]: 111: Hoare triple {38295#(<= 1 __VERIFIER_assert_~cond)} assume 0 == ~cond; {37947#false} is VALID [2022-04-08 06:10:01,998 INFO L290 TraceCheckUtils]: 112: Hoare triple {37947#false} assume !false; {37947#false} is VALID [2022-04-08 06:10:01,998 INFO L134 CoverageAnalysis]: Checked inductivity of 343 backedges. 95 proven. 56 refuted. 0 times theorem prover too weak. 192 trivial. 0 not checked. [2022-04-08 06:10:01,998 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-08 06:11:09,595 INFO L290 TraceCheckUtils]: 112: Hoare triple {37947#false} assume !false; {37947#false} is VALID [2022-04-08 06:11:09,595 INFO L290 TraceCheckUtils]: 111: Hoare triple {38295#(<= 1 __VERIFIER_assert_~cond)} assume 0 == ~cond; {37947#false} is VALID [2022-04-08 06:11:09,596 INFO L290 TraceCheckUtils]: 110: Hoare triple {38291#(<= 1 |__VERIFIER_assert_#in~cond|)} ~cond := #in~cond; {38295#(<= 1 __VERIFIER_assert_~cond)} is VALID [2022-04-08 06:11:09,596 INFO L272 TraceCheckUtils]: 109: Hoare triple {38311#(= (+ (* main_~q~0 main_~x~0) main_~a~0 (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))} call __VERIFIER_assert((if ~p~0 * ~x~0 - ~q~0 * ~x~0 + ~r~0 * ~y~0 - ~s~0 * ~y~0 == ~a~0 then 1 else 0)); {38291#(<= 1 |__VERIFIER_assert_#in~cond|)} is VALID [2022-04-08 06:11:09,597 INFO L290 TraceCheckUtils]: 108: Hoare triple {38315#(or (= (+ (* main_~q~0 main_~x~0) main_~a~0 (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (not (= main_~b~0 0)))} assume !(0 != ~b~0); {38311#(= (+ (* main_~q~0 main_~x~0) main_~a~0 (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))} is VALID [2022-04-08 06:11:09,597 INFO L290 TraceCheckUtils]: 107: Hoare triple {38315#(or (= (+ (* main_~q~0 main_~x~0) main_~a~0 (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (not (= main_~b~0 0)))} assume !false; {38315#(or (= (+ (* main_~q~0 main_~x~0) main_~a~0 (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (not (= main_~b~0 0)))} is VALID [2022-04-08 06:11:09,701 INFO L290 TraceCheckUtils]: 106: Hoare triple {38322#(or (not (= main_~c~0 0)) (= (+ (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0) main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~x~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} ~a~0 := ~b~0;~b~0 := ~c~0;havoc ~temp~0;~temp~0 := ~p~0;~p~0 := ~q~0;~q~0 := ~temp~0 - ~q~0 * ~k~0;~temp~0 := ~r~0;~r~0 := ~s~0;~s~0 := ~temp~0 - ~s~0 * ~k~0; {38315#(or (= (+ (* main_~q~0 main_~x~0) main_~a~0 (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (not (= main_~b~0 0)))} is VALID [2022-04-08 06:11:09,702 INFO L290 TraceCheckUtils]: 105: Hoare triple {38322#(or (not (= main_~c~0 0)) (= (+ (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0) main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~x~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} assume !(~c~0 >= ~b~0); {38322#(or (not (= main_~c~0 0)) (= (+ (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0) main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~x~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} is VALID [2022-04-08 06:11:09,702 INFO L290 TraceCheckUtils]: 104: Hoare triple {38322#(or (not (= main_~c~0 0)) (= (+ (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0) main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~x~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} assume !false; {38322#(or (not (= main_~c~0 0)) (= (+ (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0) main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~x~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} is VALID [2022-04-08 06:11:09,741 INFO L290 TraceCheckUtils]: 103: Hoare triple {38332#(or (not (= (+ main_~c~0 (* (- 1) main_~v~0)) 0)) (= (+ main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} ~c~0 := ~c~0 - ~v~0;~k~0 := ~k~0 + ~d~0; {38322#(or (not (= main_~c~0 0)) (= (+ (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0) main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~x~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} is VALID [2022-04-08 06:11:09,742 INFO L290 TraceCheckUtils]: 102: Hoare triple {38332#(or (not (= (+ main_~c~0 (* (- 1) main_~v~0)) 0)) (= (+ main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} assume !(~c~0 >= 2 * ~v~0); {38332#(or (not (= (+ main_~c~0 (* (- 1) main_~v~0)) 0)) (= (+ main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} is VALID [2022-04-08 06:11:09,743 INFO L284 TraceCheckUtils]: 101: Hoare quadruple {38122#(not (= |__VERIFIER_assert_#in~cond| 0))} {38339#(or (not (= (+ main_~c~0 (* (- 1) main_~v~0)) 0)) (not (= main_~v~0 (* main_~d~0 main_~b~0))) (= (+ main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} #108#return; {38332#(or (not (= (+ main_~c~0 (* (- 1) main_~v~0)) 0)) (= (+ main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} is VALID [2022-04-08 06:11:09,744 INFO L290 TraceCheckUtils]: 100: Hoare triple {38122#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {38122#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 06:11:09,744 INFO L290 TraceCheckUtils]: 99: Hoare triple {38349#(or (not (= |__VERIFIER_assert_#in~cond| 0)) (= __VERIFIER_assert_~cond 0))} assume !(0 == ~cond); {38122#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 06:11:09,744 INFO L290 TraceCheckUtils]: 98: Hoare triple {37946#true} ~cond := #in~cond; {38349#(or (not (= |__VERIFIER_assert_#in~cond| 0)) (= __VERIFIER_assert_~cond 0))} is VALID [2022-04-08 06:11:09,744 INFO L272 TraceCheckUtils]: 97: Hoare triple {38339#(or (not (= (+ main_~c~0 (* (- 1) main_~v~0)) 0)) (not (= main_~v~0 (* main_~d~0 main_~b~0))) (= (+ main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} call __VERIFIER_assert((if ~v~0 == ~b~0 * ~d~0 then 1 else 0)); {37946#true} is VALID [2022-04-08 06:11:09,745 INFO L284 TraceCheckUtils]: 96: Hoare quadruple {37946#true} {38339#(or (not (= (+ main_~c~0 (* (- 1) main_~v~0)) 0)) (not (= main_~v~0 (* main_~d~0 main_~b~0))) (= (+ main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} #106#return; {38339#(or (not (= (+ main_~c~0 (* (- 1) main_~v~0)) 0)) (not (= main_~v~0 (* main_~d~0 main_~b~0))) (= (+ main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} is VALID [2022-04-08 06:11:09,745 INFO L290 TraceCheckUtils]: 95: Hoare triple {37946#true} assume true; {37946#true} is VALID [2022-04-08 06:11:09,745 INFO L290 TraceCheckUtils]: 94: Hoare triple {37946#true} assume !(0 == ~cond); {37946#true} is VALID [2022-04-08 06:11:09,745 INFO L290 TraceCheckUtils]: 93: Hoare triple {37946#true} ~cond := #in~cond; {37946#true} is VALID [2022-04-08 06:11:09,745 INFO L272 TraceCheckUtils]: 92: Hoare triple {38339#(or (not (= (+ main_~c~0 (* (- 1) main_~v~0)) 0)) (not (= main_~v~0 (* main_~d~0 main_~b~0))) (= (+ main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} call __VERIFIER_assert((if ~a~0 == ~k~0 * ~b~0 + ~c~0 then 1 else 0)); {37946#true} is VALID [2022-04-08 06:11:09,746 INFO L284 TraceCheckUtils]: 91: Hoare quadruple {38122#(not (= |__VERIFIER_assert_#in~cond| 0))} {38371#(or (not (= (+ main_~c~0 (* (- 1) main_~v~0)) 0)) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (not (= main_~v~0 (* main_~d~0 main_~b~0))) (= (+ main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} #104#return; {38339#(or (not (= (+ main_~c~0 (* (- 1) main_~v~0)) 0)) (not (= main_~v~0 (* main_~d~0 main_~b~0))) (= (+ main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} is VALID [2022-04-08 06:11:09,747 INFO L290 TraceCheckUtils]: 90: Hoare triple {38122#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {38122#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 06:11:09,747 INFO L290 TraceCheckUtils]: 89: Hoare triple {38349#(or (not (= |__VERIFIER_assert_#in~cond| 0)) (= __VERIFIER_assert_~cond 0))} assume !(0 == ~cond); {38122#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 06:11:09,747 INFO L290 TraceCheckUtils]: 88: Hoare triple {37946#true} ~cond := #in~cond; {38349#(or (not (= |__VERIFIER_assert_#in~cond| 0)) (= __VERIFIER_assert_~cond 0))} is VALID [2022-04-08 06:11:09,747 INFO L272 TraceCheckUtils]: 87: Hoare triple {38371#(or (not (= (+ main_~c~0 (* (- 1) main_~v~0)) 0)) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (not (= main_~v~0 (* main_~d~0 main_~b~0))) (= (+ main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} call __VERIFIER_assert((if ~b~0 == ~x~0 * ~q~0 + ~y~0 * ~s~0 then 1 else 0)); {37946#true} is VALID [2022-04-08 06:11:09,749 INFO L284 TraceCheckUtils]: 86: Hoare quadruple {38122#(not (= |__VERIFIER_assert_#in~cond| 0))} {38387#(or (not (= (+ main_~c~0 (* (- 1) main_~v~0)) 0)) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (not (= main_~v~0 (* main_~d~0 main_~b~0))) (= (+ main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} #102#return; {38371#(or (not (= (+ main_~c~0 (* (- 1) main_~v~0)) 0)) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (not (= main_~v~0 (* main_~d~0 main_~b~0))) (= (+ main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} is VALID [2022-04-08 06:11:09,749 INFO L290 TraceCheckUtils]: 85: Hoare triple {38122#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {38122#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 06:11:09,749 INFO L290 TraceCheckUtils]: 84: Hoare triple {38349#(or (not (= |__VERIFIER_assert_#in~cond| 0)) (= __VERIFIER_assert_~cond 0))} assume !(0 == ~cond); {38122#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 06:11:09,749 INFO L290 TraceCheckUtils]: 83: Hoare triple {37946#true} ~cond := #in~cond; {38349#(or (not (= |__VERIFIER_assert_#in~cond| 0)) (= __VERIFIER_assert_~cond 0))} is VALID [2022-04-08 06:11:09,750 INFO L272 TraceCheckUtils]: 82: Hoare triple {38387#(or (not (= (+ main_~c~0 (* (- 1) main_~v~0)) 0)) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (not (= main_~v~0 (* main_~d~0 main_~b~0))) (= (+ main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {37946#true} is VALID [2022-04-08 06:11:09,750 INFO L290 TraceCheckUtils]: 81: Hoare triple {38387#(or (not (= (+ main_~c~0 (* (- 1) main_~v~0)) 0)) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (not (= main_~v~0 (* main_~d~0 main_~b~0))) (= (+ main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} assume !false; {38387#(or (not (= (+ main_~c~0 (* (- 1) main_~v~0)) 0)) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (not (= main_~v~0 (* main_~d~0 main_~b~0))) (= (+ main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} is VALID [2022-04-08 06:11:10,019 INFO L290 TraceCheckUtils]: 80: Hoare triple {38406#(or (not (= (* main_~v~0 2) (* main_~b~0 (* main_~d~0 2)))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (not (= (+ main_~c~0 (* (- 2) main_~v~0)) 0)) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (= (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~y~0 (+ (* (- 1) (* (+ main_~k~0 (* main_~d~0 2)) main_~s~0)) main_~r~0)) main_~b~0 (* (+ main_~p~0 (* (- 1) (+ main_~k~0 (* main_~d~0 2)) main_~q~0)) main_~x~0))))} assume !!(~c~0 >= 2 * ~v~0);~d~0 := 2 * ~d~0;~v~0 := 2 * ~v~0; {38387#(or (not (= (+ main_~c~0 (* (- 1) main_~v~0)) 0)) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (not (= main_~v~0 (* main_~d~0 main_~b~0))) (= (+ main_~b~0 (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~d~0 main_~k~0))) main_~x~0) (* (+ (* (- 1) (* main_~s~0 (+ main_~d~0 main_~k~0))) main_~r~0) main_~y~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} is VALID [2022-04-08 06:11:10,020 INFO L284 TraceCheckUtils]: 79: Hoare quadruple {37946#true} {38406#(or (not (= (* main_~v~0 2) (* main_~b~0 (* main_~d~0 2)))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (not (= (+ main_~c~0 (* (- 2) main_~v~0)) 0)) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (= (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~y~0 (+ (* (- 1) (* (+ main_~k~0 (* main_~d~0 2)) main_~s~0)) main_~r~0)) main_~b~0 (* (+ main_~p~0 (* (- 1) (+ main_~k~0 (* main_~d~0 2)) main_~q~0)) main_~x~0))))} #108#return; {38406#(or (not (= (* main_~v~0 2) (* main_~b~0 (* main_~d~0 2)))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (not (= (+ main_~c~0 (* (- 2) main_~v~0)) 0)) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (= (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~y~0 (+ (* (- 1) (* (+ main_~k~0 (* main_~d~0 2)) main_~s~0)) main_~r~0)) main_~b~0 (* (+ main_~p~0 (* (- 1) (+ main_~k~0 (* main_~d~0 2)) main_~q~0)) main_~x~0))))} is VALID [2022-04-08 06:11:10,020 INFO L290 TraceCheckUtils]: 78: Hoare triple {37946#true} assume true; {37946#true} is VALID [2022-04-08 06:11:10,020 INFO L290 TraceCheckUtils]: 77: Hoare triple {37946#true} assume !(0 == ~cond); {37946#true} is VALID [2022-04-08 06:11:10,020 INFO L290 TraceCheckUtils]: 76: Hoare triple {37946#true} ~cond := #in~cond; {37946#true} is VALID [2022-04-08 06:11:10,020 INFO L272 TraceCheckUtils]: 75: Hoare triple {38406#(or (not (= (* main_~v~0 2) (* main_~b~0 (* main_~d~0 2)))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (not (= (+ main_~c~0 (* (- 2) main_~v~0)) 0)) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (= (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~y~0 (+ (* (- 1) (* (+ main_~k~0 (* main_~d~0 2)) main_~s~0)) main_~r~0)) main_~b~0 (* (+ main_~p~0 (* (- 1) (+ main_~k~0 (* main_~d~0 2)) main_~q~0)) main_~x~0))))} call __VERIFIER_assert((if ~v~0 == ~b~0 * ~d~0 then 1 else 0)); {37946#true} is VALID [2022-04-08 06:11:10,021 INFO L284 TraceCheckUtils]: 74: Hoare quadruple {37946#true} {38406#(or (not (= (* main_~v~0 2) (* main_~b~0 (* main_~d~0 2)))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (not (= (+ main_~c~0 (* (- 2) main_~v~0)) 0)) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (= (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~y~0 (+ (* (- 1) (* (+ main_~k~0 (* main_~d~0 2)) main_~s~0)) main_~r~0)) main_~b~0 (* (+ main_~p~0 (* (- 1) (+ main_~k~0 (* main_~d~0 2)) main_~q~0)) main_~x~0))))} #106#return; {38406#(or (not (= (* main_~v~0 2) (* main_~b~0 (* main_~d~0 2)))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (not (= (+ main_~c~0 (* (- 2) main_~v~0)) 0)) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (= (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~y~0 (+ (* (- 1) (* (+ main_~k~0 (* main_~d~0 2)) main_~s~0)) main_~r~0)) main_~b~0 (* (+ main_~p~0 (* (- 1) (+ main_~k~0 (* main_~d~0 2)) main_~q~0)) main_~x~0))))} is VALID [2022-04-08 06:11:10,021 INFO L290 TraceCheckUtils]: 73: Hoare triple {37946#true} assume true; {37946#true} is VALID [2022-04-08 06:11:10,021 INFO L290 TraceCheckUtils]: 72: Hoare triple {37946#true} assume !(0 == ~cond); {37946#true} is VALID [2022-04-08 06:11:10,021 INFO L290 TraceCheckUtils]: 71: Hoare triple {37946#true} ~cond := #in~cond; {37946#true} is VALID [2022-04-08 06:11:10,021 INFO L272 TraceCheckUtils]: 70: Hoare triple {38406#(or (not (= (* main_~v~0 2) (* main_~b~0 (* main_~d~0 2)))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (not (= (+ main_~c~0 (* (- 2) main_~v~0)) 0)) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (= (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~y~0 (+ (* (- 1) (* (+ main_~k~0 (* main_~d~0 2)) main_~s~0)) main_~r~0)) main_~b~0 (* (+ main_~p~0 (* (- 1) (+ main_~k~0 (* main_~d~0 2)) main_~q~0)) main_~x~0))))} call __VERIFIER_assert((if ~a~0 == ~k~0 * ~b~0 + ~c~0 then 1 else 0)); {37946#true} is VALID [2022-04-08 06:11:10,022 INFO L284 TraceCheckUtils]: 69: Hoare quadruple {37946#true} {38406#(or (not (= (* main_~v~0 2) (* main_~b~0 (* main_~d~0 2)))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (not (= (+ main_~c~0 (* (- 2) main_~v~0)) 0)) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (= (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~y~0 (+ (* (- 1) (* (+ main_~k~0 (* main_~d~0 2)) main_~s~0)) main_~r~0)) main_~b~0 (* (+ main_~p~0 (* (- 1) (+ main_~k~0 (* main_~d~0 2)) main_~q~0)) main_~x~0))))} #104#return; {38406#(or (not (= (* main_~v~0 2) (* main_~b~0 (* main_~d~0 2)))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (not (= (+ main_~c~0 (* (- 2) main_~v~0)) 0)) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (= (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~y~0 (+ (* (- 1) (* (+ main_~k~0 (* main_~d~0 2)) main_~s~0)) main_~r~0)) main_~b~0 (* (+ main_~p~0 (* (- 1) (+ main_~k~0 (* main_~d~0 2)) main_~q~0)) main_~x~0))))} is VALID [2022-04-08 06:11:10,022 INFO L290 TraceCheckUtils]: 68: Hoare triple {37946#true} assume true; {37946#true} is VALID [2022-04-08 06:11:10,022 INFO L290 TraceCheckUtils]: 67: Hoare triple {37946#true} assume !(0 == ~cond); {37946#true} is VALID [2022-04-08 06:11:10,022 INFO L290 TraceCheckUtils]: 66: Hoare triple {37946#true} ~cond := #in~cond; {37946#true} is VALID [2022-04-08 06:11:10,022 INFO L272 TraceCheckUtils]: 65: Hoare triple {38406#(or (not (= (* main_~v~0 2) (* main_~b~0 (* main_~d~0 2)))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (not (= (+ main_~c~0 (* (- 2) main_~v~0)) 0)) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (= (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~y~0 (+ (* (- 1) (* (+ main_~k~0 (* main_~d~0 2)) main_~s~0)) main_~r~0)) main_~b~0 (* (+ main_~p~0 (* (- 1) (+ main_~k~0 (* main_~d~0 2)) main_~q~0)) main_~x~0))))} call __VERIFIER_assert((if ~b~0 == ~x~0 * ~q~0 + ~y~0 * ~s~0 then 1 else 0)); {37946#true} is VALID [2022-04-08 06:11:10,023 INFO L284 TraceCheckUtils]: 64: Hoare quadruple {37946#true} {38406#(or (not (= (* main_~v~0 2) (* main_~b~0 (* main_~d~0 2)))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (not (= (+ main_~c~0 (* (- 2) main_~v~0)) 0)) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (= (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~y~0 (+ (* (- 1) (* (+ main_~k~0 (* main_~d~0 2)) main_~s~0)) main_~r~0)) main_~b~0 (* (+ main_~p~0 (* (- 1) (+ main_~k~0 (* main_~d~0 2)) main_~q~0)) main_~x~0))))} #102#return; {38406#(or (not (= (* main_~v~0 2) (* main_~b~0 (* main_~d~0 2)))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (not (= (+ main_~c~0 (* (- 2) main_~v~0)) 0)) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (= (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~y~0 (+ (* (- 1) (* (+ main_~k~0 (* main_~d~0 2)) main_~s~0)) main_~r~0)) main_~b~0 (* (+ main_~p~0 (* (- 1) (+ main_~k~0 (* main_~d~0 2)) main_~q~0)) main_~x~0))))} is VALID [2022-04-08 06:11:10,023 INFO L290 TraceCheckUtils]: 63: Hoare triple {37946#true} assume true; {37946#true} is VALID [2022-04-08 06:11:10,023 INFO L290 TraceCheckUtils]: 62: Hoare triple {37946#true} assume !(0 == ~cond); {37946#true} is VALID [2022-04-08 06:11:10,023 INFO L290 TraceCheckUtils]: 61: Hoare triple {37946#true} ~cond := #in~cond; {37946#true} is VALID [2022-04-08 06:11:10,023 INFO L272 TraceCheckUtils]: 60: Hoare triple {38406#(or (not (= (* main_~v~0 2) (* main_~b~0 (* main_~d~0 2)))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (not (= (+ main_~c~0 (* (- 2) main_~v~0)) 0)) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (= (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~y~0 (+ (* (- 1) (* (+ main_~k~0 (* main_~d~0 2)) main_~s~0)) main_~r~0)) main_~b~0 (* (+ main_~p~0 (* (- 1) (+ main_~k~0 (* main_~d~0 2)) main_~q~0)) main_~x~0))))} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {37946#true} is VALID [2022-04-08 06:11:10,024 INFO L290 TraceCheckUtils]: 59: Hoare triple {38406#(or (not (= (* main_~v~0 2) (* main_~b~0 (* main_~d~0 2)))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (not (= (+ main_~c~0 (* (- 2) main_~v~0)) 0)) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (= (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~y~0 (+ (* (- 1) (* (+ main_~k~0 (* main_~d~0 2)) main_~s~0)) main_~r~0)) main_~b~0 (* (+ main_~p~0 (* (- 1) (+ main_~k~0 (* main_~d~0 2)) main_~q~0)) main_~x~0))))} assume !false; {38406#(or (not (= (* main_~v~0 2) (* main_~b~0 (* main_~d~0 2)))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (not (= (+ main_~c~0 (* (- 2) main_~v~0)) 0)) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (= (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~y~0 (+ (* (- 1) (* (+ main_~k~0 (* main_~d~0 2)) main_~s~0)) main_~r~0)) main_~b~0 (* (+ main_~p~0 (* (- 1) (+ main_~k~0 (* main_~d~0 2)) main_~q~0)) main_~x~0))))} is VALID [2022-04-08 06:11:10,354 INFO L290 TraceCheckUtils]: 58: Hoare triple {38473#(or (not (= (+ (* (- 2) (* main_~d~0 main_~b~0 2)) main_~c~0) 0)) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (= (+ main_~b~0 (* main_~x~0 (+ main_~p~0 (* (- 1) (+ (* main_~d~0 4) main_~k~0) main_~q~0))) (* (+ main_~r~0 (* (- 1) (* (+ (* main_~d~0 4) main_~k~0) main_~s~0))) main_~y~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= (* main_~v~0 2) (* main_~d~0 main_~b~0 2))))} assume !!(~c~0 >= 2 * ~v~0);~d~0 := 2 * ~d~0;~v~0 := 2 * ~v~0; {38406#(or (not (= (* main_~v~0 2) (* main_~b~0 (* main_~d~0 2)))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (not (= (+ main_~c~0 (* (- 2) main_~v~0)) 0)) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (= (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~y~0 (+ (* (- 1) (* (+ main_~k~0 (* main_~d~0 2)) main_~s~0)) main_~r~0)) main_~b~0 (* (+ main_~p~0 (* (- 1) (+ main_~k~0 (* main_~d~0 2)) main_~q~0)) main_~x~0))))} is VALID [2022-04-08 06:11:10,373 INFO L284 TraceCheckUtils]: 57: Hoare quadruple {37946#true} {38473#(or (not (= (+ (* (- 2) (* main_~d~0 main_~b~0 2)) main_~c~0) 0)) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (= (+ main_~b~0 (* main_~x~0 (+ main_~p~0 (* (- 1) (+ (* main_~d~0 4) main_~k~0) main_~q~0))) (* (+ main_~r~0 (* (- 1) (* (+ (* main_~d~0 4) main_~k~0) main_~s~0))) main_~y~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= (* main_~v~0 2) (* main_~d~0 main_~b~0 2))))} #108#return; {38473#(or (not (= (+ (* (- 2) (* main_~d~0 main_~b~0 2)) main_~c~0) 0)) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (= (+ main_~b~0 (* main_~x~0 (+ main_~p~0 (* (- 1) (+ (* main_~d~0 4) main_~k~0) main_~q~0))) (* (+ main_~r~0 (* (- 1) (* (+ (* main_~d~0 4) main_~k~0) main_~s~0))) main_~y~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= (* main_~v~0 2) (* main_~d~0 main_~b~0 2))))} is VALID [2022-04-08 06:11:10,374 INFO L290 TraceCheckUtils]: 56: Hoare triple {37946#true} assume true; {37946#true} is VALID [2022-04-08 06:11:10,374 INFO L290 TraceCheckUtils]: 55: Hoare triple {37946#true} assume !(0 == ~cond); {37946#true} is VALID [2022-04-08 06:11:10,374 INFO L290 TraceCheckUtils]: 54: Hoare triple {37946#true} ~cond := #in~cond; {37946#true} is VALID [2022-04-08 06:11:10,374 INFO L272 TraceCheckUtils]: 53: Hoare triple {38473#(or (not (= (+ (* (- 2) (* main_~d~0 main_~b~0 2)) main_~c~0) 0)) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (= (+ main_~b~0 (* main_~x~0 (+ main_~p~0 (* (- 1) (+ (* main_~d~0 4) main_~k~0) main_~q~0))) (* (+ main_~r~0 (* (- 1) (* (+ (* main_~d~0 4) main_~k~0) main_~s~0))) main_~y~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= (* main_~v~0 2) (* main_~d~0 main_~b~0 2))))} call __VERIFIER_assert((if ~v~0 == ~b~0 * ~d~0 then 1 else 0)); {37946#true} is VALID [2022-04-08 06:11:10,375 INFO L284 TraceCheckUtils]: 52: Hoare quadruple {37946#true} {38473#(or (not (= (+ (* (- 2) (* main_~d~0 main_~b~0 2)) main_~c~0) 0)) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (= (+ main_~b~0 (* main_~x~0 (+ main_~p~0 (* (- 1) (+ (* main_~d~0 4) main_~k~0) main_~q~0))) (* (+ main_~r~0 (* (- 1) (* (+ (* main_~d~0 4) main_~k~0) main_~s~0))) main_~y~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= (* main_~v~0 2) (* main_~d~0 main_~b~0 2))))} #106#return; {38473#(or (not (= (+ (* (- 2) (* main_~d~0 main_~b~0 2)) main_~c~0) 0)) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (= (+ main_~b~0 (* main_~x~0 (+ main_~p~0 (* (- 1) (+ (* main_~d~0 4) main_~k~0) main_~q~0))) (* (+ main_~r~0 (* (- 1) (* (+ (* main_~d~0 4) main_~k~0) main_~s~0))) main_~y~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= (* main_~v~0 2) (* main_~d~0 main_~b~0 2))))} is VALID [2022-04-08 06:11:10,375 INFO L290 TraceCheckUtils]: 51: Hoare triple {37946#true} assume true; {37946#true} is VALID [2022-04-08 06:11:10,375 INFO L290 TraceCheckUtils]: 50: Hoare triple {37946#true} assume !(0 == ~cond); {37946#true} is VALID [2022-04-08 06:11:10,375 INFO L290 TraceCheckUtils]: 49: Hoare triple {37946#true} ~cond := #in~cond; {37946#true} is VALID [2022-04-08 06:11:10,375 INFO L272 TraceCheckUtils]: 48: Hoare triple {38473#(or (not (= (+ (* (- 2) (* main_~d~0 main_~b~0 2)) main_~c~0) 0)) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (= (+ main_~b~0 (* main_~x~0 (+ main_~p~0 (* (- 1) (+ (* main_~d~0 4) main_~k~0) main_~q~0))) (* (+ main_~r~0 (* (- 1) (* (+ (* main_~d~0 4) main_~k~0) main_~s~0))) main_~y~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= (* main_~v~0 2) (* main_~d~0 main_~b~0 2))))} call __VERIFIER_assert((if ~a~0 == ~k~0 * ~b~0 + ~c~0 then 1 else 0)); {37946#true} is VALID [2022-04-08 06:11:10,376 INFO L284 TraceCheckUtils]: 47: Hoare quadruple {37946#true} {38473#(or (not (= (+ (* (- 2) (* main_~d~0 main_~b~0 2)) main_~c~0) 0)) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (= (+ main_~b~0 (* main_~x~0 (+ main_~p~0 (* (- 1) (+ (* main_~d~0 4) main_~k~0) main_~q~0))) (* (+ main_~r~0 (* (- 1) (* (+ (* main_~d~0 4) main_~k~0) main_~s~0))) main_~y~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= (* main_~v~0 2) (* main_~d~0 main_~b~0 2))))} #104#return; {38473#(or (not (= (+ (* (- 2) (* main_~d~0 main_~b~0 2)) main_~c~0) 0)) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (= (+ main_~b~0 (* main_~x~0 (+ main_~p~0 (* (- 1) (+ (* main_~d~0 4) main_~k~0) main_~q~0))) (* (+ main_~r~0 (* (- 1) (* (+ (* main_~d~0 4) main_~k~0) main_~s~0))) main_~y~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= (* main_~v~0 2) (* main_~d~0 main_~b~0 2))))} is VALID [2022-04-08 06:11:10,376 INFO L290 TraceCheckUtils]: 46: Hoare triple {37946#true} assume true; {37946#true} is VALID [2022-04-08 06:11:10,376 INFO L290 TraceCheckUtils]: 45: Hoare triple {37946#true} assume !(0 == ~cond); {37946#true} is VALID [2022-04-08 06:11:10,376 INFO L290 TraceCheckUtils]: 44: Hoare triple {37946#true} ~cond := #in~cond; {37946#true} is VALID [2022-04-08 06:11:10,376 INFO L272 TraceCheckUtils]: 43: Hoare triple {38473#(or (not (= (+ (* (- 2) (* main_~d~0 main_~b~0 2)) main_~c~0) 0)) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (= (+ main_~b~0 (* main_~x~0 (+ main_~p~0 (* (- 1) (+ (* main_~d~0 4) main_~k~0) main_~q~0))) (* (+ main_~r~0 (* (- 1) (* (+ (* main_~d~0 4) main_~k~0) main_~s~0))) main_~y~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= (* main_~v~0 2) (* main_~d~0 main_~b~0 2))))} call __VERIFIER_assert((if ~b~0 == ~x~0 * ~q~0 + ~y~0 * ~s~0 then 1 else 0)); {37946#true} is VALID [2022-04-08 06:11:10,377 INFO L284 TraceCheckUtils]: 42: Hoare quadruple {37946#true} {38473#(or (not (= (+ (* (- 2) (* main_~d~0 main_~b~0 2)) main_~c~0) 0)) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (= (+ main_~b~0 (* main_~x~0 (+ main_~p~0 (* (- 1) (+ (* main_~d~0 4) main_~k~0) main_~q~0))) (* (+ main_~r~0 (* (- 1) (* (+ (* main_~d~0 4) main_~k~0) main_~s~0))) main_~y~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= (* main_~v~0 2) (* main_~d~0 main_~b~0 2))))} #102#return; {38473#(or (not (= (+ (* (- 2) (* main_~d~0 main_~b~0 2)) main_~c~0) 0)) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (= (+ main_~b~0 (* main_~x~0 (+ main_~p~0 (* (- 1) (+ (* main_~d~0 4) main_~k~0) main_~q~0))) (* (+ main_~r~0 (* (- 1) (* (+ (* main_~d~0 4) main_~k~0) main_~s~0))) main_~y~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= (* main_~v~0 2) (* main_~d~0 main_~b~0 2))))} is VALID [2022-04-08 06:11:10,377 INFO L290 TraceCheckUtils]: 41: Hoare triple {37946#true} assume true; {37946#true} is VALID [2022-04-08 06:11:10,377 INFO L290 TraceCheckUtils]: 40: Hoare triple {37946#true} assume !(0 == ~cond); {37946#true} is VALID [2022-04-08 06:11:10,377 INFO L290 TraceCheckUtils]: 39: Hoare triple {37946#true} ~cond := #in~cond; {37946#true} is VALID [2022-04-08 06:11:10,377 INFO L272 TraceCheckUtils]: 38: Hoare triple {38473#(or (not (= (+ (* (- 2) (* main_~d~0 main_~b~0 2)) main_~c~0) 0)) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (= (+ main_~b~0 (* main_~x~0 (+ main_~p~0 (* (- 1) (+ (* main_~d~0 4) main_~k~0) main_~q~0))) (* (+ main_~r~0 (* (- 1) (* (+ (* main_~d~0 4) main_~k~0) main_~s~0))) main_~y~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= (* main_~v~0 2) (* main_~d~0 main_~b~0 2))))} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {37946#true} is VALID [2022-04-08 06:11:10,378 INFO L290 TraceCheckUtils]: 37: Hoare triple {38473#(or (not (= (+ (* (- 2) (* main_~d~0 main_~b~0 2)) main_~c~0) 0)) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (= (+ main_~b~0 (* main_~x~0 (+ main_~p~0 (* (- 1) (+ (* main_~d~0 4) main_~k~0) main_~q~0))) (* (+ main_~r~0 (* (- 1) (* (+ (* main_~d~0 4) main_~k~0) main_~s~0))) main_~y~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= (* main_~v~0 2) (* main_~d~0 main_~b~0 2))))} assume !false; {38473#(or (not (= (+ (* (- 2) (* main_~d~0 main_~b~0 2)) main_~c~0) 0)) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (= (+ main_~b~0 (* main_~x~0 (+ main_~p~0 (* (- 1) (+ (* main_~d~0 4) main_~k~0) main_~q~0))) (* (+ main_~r~0 (* (- 1) (* (+ (* main_~d~0 4) main_~k~0) main_~s~0))) main_~y~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= (* main_~v~0 2) (* main_~d~0 main_~b~0 2))))} is VALID [2022-04-08 06:11:10,379 INFO L290 TraceCheckUtils]: 36: Hoare triple {38540#(or (= (+ (* main_~y~0 (+ main_~r~0 (* (- 1) (* main_~s~0 (+ main_~k~0 4))))) (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~k~0 4))) main_~x~0) main_~b~0) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (not (= 0 (+ (* main_~b~0 (- 4)) main_~c~0))))} assume !!(~c~0 >= ~b~0);havoc ~d~0;havoc ~v~0;~d~0 := 1;~v~0 := ~b~0; {38473#(or (not (= (+ (* (- 2) (* main_~d~0 main_~b~0 2)) main_~c~0) 0)) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (= (+ main_~b~0 (* main_~x~0 (+ main_~p~0 (* (- 1) (+ (* main_~d~0 4) main_~k~0) main_~q~0))) (* (+ main_~r~0 (* (- 1) (* (+ (* main_~d~0 4) main_~k~0) main_~s~0))) main_~y~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= (* main_~v~0 2) (* main_~d~0 main_~b~0 2))))} is VALID [2022-04-08 06:11:10,379 INFO L290 TraceCheckUtils]: 35: Hoare triple {38540#(or (= (+ (* main_~y~0 (+ main_~r~0 (* (- 1) (* main_~s~0 (+ main_~k~0 4))))) (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~k~0 4))) main_~x~0) main_~b~0) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (not (= 0 (+ (* main_~b~0 (- 4)) main_~c~0))))} assume !false; {38540#(or (= (+ (* main_~y~0 (+ main_~r~0 (* (- 1) (* main_~s~0 (+ main_~k~0 4))))) (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~k~0 4))) main_~x~0) main_~b~0) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (not (= 0 (+ (* main_~b~0 (- 4)) main_~c~0))))} is VALID [2022-04-08 06:11:10,382 INFO L290 TraceCheckUtils]: 34: Hoare triple {37946#true} assume !!(0 != ~b~0);havoc ~c~0;havoc ~k~0;~c~0 := ~a~0;~k~0 := 0; {38540#(or (= (+ (* main_~y~0 (+ main_~r~0 (* (- 1) (* main_~s~0 (+ main_~k~0 4))))) (* (+ main_~p~0 (* (- 1) main_~q~0 (+ main_~k~0 4))) main_~x~0) main_~b~0) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (not (= 0 (+ (* main_~b~0 (- 4)) main_~c~0))))} is VALID [2022-04-08 06:11:10,382 INFO L290 TraceCheckUtils]: 33: Hoare triple {37946#true} assume !false; {37946#true} is VALID [2022-04-08 06:11:10,382 INFO L290 TraceCheckUtils]: 32: Hoare triple {37946#true} ~a~0 := ~b~0;~b~0 := ~c~0;havoc ~temp~0;~temp~0 := ~p~0;~p~0 := ~q~0;~q~0 := ~temp~0 - ~q~0 * ~k~0;~temp~0 := ~r~0;~r~0 := ~s~0;~s~0 := ~temp~0 - ~s~0 * ~k~0; {37946#true} is VALID [2022-04-08 06:11:10,382 INFO L290 TraceCheckUtils]: 31: Hoare triple {37946#true} assume !(~c~0 >= ~b~0); {37946#true} is VALID [2022-04-08 06:11:10,382 INFO L290 TraceCheckUtils]: 30: Hoare triple {37946#true} assume !false; {37946#true} is VALID [2022-04-08 06:11:10,382 INFO L290 TraceCheckUtils]: 29: Hoare triple {37946#true} assume !!(0 != ~b~0);havoc ~c~0;havoc ~k~0;~c~0 := ~a~0;~k~0 := 0; {37946#true} is VALID [2022-04-08 06:11:10,382 INFO L290 TraceCheckUtils]: 28: Hoare triple {37946#true} assume !false; {37946#true} is VALID [2022-04-08 06:11:10,382 INFO L290 TraceCheckUtils]: 27: Hoare triple {37946#true} ~a~0 := ~x~0;~b~0 := ~y~0;~p~0 := 1;~q~0 := 0;~r~0 := 0;~s~0 := 1; {37946#true} is VALID [2022-04-08 06:11:10,382 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {37946#true} {37946#true} #100#return; {37946#true} is VALID [2022-04-08 06:11:10,382 INFO L290 TraceCheckUtils]: 25: Hoare triple {37946#true} assume true; {37946#true} is VALID [2022-04-08 06:11:10,382 INFO L290 TraceCheckUtils]: 24: Hoare triple {37946#true} assume !(0 == ~cond); {37946#true} is VALID [2022-04-08 06:11:10,382 INFO L290 TraceCheckUtils]: 23: Hoare triple {37946#true} ~cond := #in~cond; {37946#true} is VALID [2022-04-08 06:11:10,382 INFO L272 TraceCheckUtils]: 22: Hoare triple {37946#true} call assume_abort_if_not((if ~y~0 >= 1 then 1 else 0)); {37946#true} is VALID [2022-04-08 06:11:10,382 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {37946#true} {37946#true} #98#return; {37946#true} is VALID [2022-04-08 06:11:10,383 INFO L290 TraceCheckUtils]: 20: Hoare triple {37946#true} assume true; {37946#true} is VALID [2022-04-08 06:11:10,383 INFO L290 TraceCheckUtils]: 19: Hoare triple {37946#true} assume !(0 == ~cond); {37946#true} is VALID [2022-04-08 06:11:10,383 INFO L290 TraceCheckUtils]: 18: Hoare triple {37946#true} ~cond := #in~cond; {37946#true} is VALID [2022-04-08 06:11:10,383 INFO L272 TraceCheckUtils]: 17: Hoare triple {37946#true} call assume_abort_if_not((if ~x~0 >= 1 then 1 else 0)); {37946#true} is VALID [2022-04-08 06:11:10,383 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {37946#true} {37946#true} #96#return; {37946#true} is VALID [2022-04-08 06:11:10,383 INFO L290 TraceCheckUtils]: 15: Hoare triple {37946#true} assume true; {37946#true} is VALID [2022-04-08 06:11:10,383 INFO L290 TraceCheckUtils]: 14: Hoare triple {37946#true} assume !(0 == ~cond); {37946#true} is VALID [2022-04-08 06:11:10,383 INFO L290 TraceCheckUtils]: 13: Hoare triple {37946#true} ~cond := #in~cond; {37946#true} is VALID [2022-04-08 06:11:10,383 INFO L272 TraceCheckUtils]: 12: Hoare triple {37946#true} call assume_abort_if_not((if ~y~0 >= 0 && ~y~0 <= 10 then 1 else 0)); {37946#true} is VALID [2022-04-08 06:11:10,383 INFO L290 TraceCheckUtils]: 11: Hoare triple {37946#true} assume -2147483648 <= #t~nondet5 && #t~nondet5 <= 2147483647;~y~0 := #t~nondet5;havoc #t~nondet5; {37946#true} is VALID [2022-04-08 06:11:10,383 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {37946#true} {37946#true} #94#return; {37946#true} is VALID [2022-04-08 06:11:10,383 INFO L290 TraceCheckUtils]: 9: Hoare triple {37946#true} assume true; {37946#true} is VALID [2022-04-08 06:11:10,383 INFO L290 TraceCheckUtils]: 8: Hoare triple {37946#true} assume !(0 == ~cond); {37946#true} is VALID [2022-04-08 06:11:10,383 INFO L290 TraceCheckUtils]: 7: Hoare triple {37946#true} ~cond := #in~cond; {37946#true} is VALID [2022-04-08 06:11:10,384 INFO L272 TraceCheckUtils]: 6: Hoare triple {37946#true} call assume_abort_if_not((if ~x~0 >= 0 && ~x~0 <= 10 then 1 else 0)); {37946#true} is VALID [2022-04-08 06:11:10,384 INFO L290 TraceCheckUtils]: 5: Hoare triple {37946#true} havoc ~x~0;havoc ~y~0;havoc ~a~0;havoc ~b~0;havoc ~p~0;havoc ~q~0;havoc ~r~0;havoc ~s~0;assume -2147483648 <= #t~nondet4 && #t~nondet4 <= 2147483647;~x~0 := #t~nondet4;havoc #t~nondet4; {37946#true} is VALID [2022-04-08 06:11:10,384 INFO L272 TraceCheckUtils]: 4: Hoare triple {37946#true} call #t~ret6 := main(); {37946#true} is VALID [2022-04-08 06:11:10,384 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {37946#true} {37946#true} #112#return; {37946#true} is VALID [2022-04-08 06:11:10,384 INFO L290 TraceCheckUtils]: 2: Hoare triple {37946#true} assume true; {37946#true} is VALID [2022-04-08 06:11:10,384 INFO L290 TraceCheckUtils]: 1: Hoare triple {37946#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(11, 2);call #Ultimate.allocInit(12, 3); {37946#true} is VALID [2022-04-08 06:11:10,384 INFO L272 TraceCheckUtils]: 0: Hoare triple {37946#true} call ULTIMATE.init(); {37946#true} is VALID [2022-04-08 06:11:10,385 INFO L134 CoverageAnalysis]: Checked inductivity of 343 backedges. 105 proven. 29 refuted. 0 times theorem prover too weak. 209 trivial. 0 not checked. [2022-04-08 06:11:10,385 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-08 06:11:10,385 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1636078819] [2022-04-08 06:11:10,385 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-04-08 06:11:10,385 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [167128913] [2022-04-08 06:11:10,385 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [167128913] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-08 06:11:10,385 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-04-08 06:11:10,385 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 16] total 28 [2022-04-08 06:11:10,386 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-08 06:11:10,386 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [2112175985] [2022-04-08 06:11:10,386 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [2112175985] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 06:11:10,386 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 06:11:10,386 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-04-08 06:11:10,386 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1606145175] [2022-04-08 06:11:10,386 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-08 06:11:10,388 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 2.375) internal successors, (38), 16 states have internal predecessors, (38), 6 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (17), 4 states have call predecessors, (17), 5 states have call successors, (17) Word has length 113 [2022-04-08 06:11:10,388 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-08 06:11:10,388 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 17 states, 16 states have (on average 2.375) internal successors, (38), 16 states have internal predecessors, (38), 6 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (17), 4 states have call predecessors, (17), 5 states have call successors, (17) [2022-04-08 06:11:10,476 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 74 edges. 74 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 06:11:10,476 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-04-08 06:11:10,476 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-08 06:11:10,476 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-04-08 06:11:10,476 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=134, Invalid=622, Unknown=0, NotChecked=0, Total=756 [2022-04-08 06:11:10,477 INFO L87 Difference]: Start difference. First operand 529 states and 729 transitions. Second operand has 17 states, 16 states have (on average 2.375) internal successors, (38), 16 states have internal predecessors, (38), 6 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (17), 4 states have call predecessors, (17), 5 states have call successors, (17) [2022-04-08 06:11:17,378 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 06:11:17,378 INFO L93 Difference]: Finished difference Result 620 states and 855 transitions. [2022-04-08 06:11:17,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-04-08 06:11:17,378 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 2.375) internal successors, (38), 16 states have internal predecessors, (38), 6 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (17), 4 states have call predecessors, (17), 5 states have call successors, (17) Word has length 113 [2022-04-08 06:11:17,378 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-08 06:11:17,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17 states, 16 states have (on average 2.375) internal successors, (38), 16 states have internal predecessors, (38), 6 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (17), 4 states have call predecessors, (17), 5 states have call successors, (17) [2022-04-08 06:11:17,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 187 transitions. [2022-04-08 06:11:17,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17 states, 16 states have (on average 2.375) internal successors, (38), 16 states have internal predecessors, (38), 6 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (17), 4 states have call predecessors, (17), 5 states have call successors, (17) [2022-04-08 06:11:17,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 187 transitions. [2022-04-08 06:11:17,384 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 16 states and 187 transitions. [2022-04-08 06:11:17,645 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 187 edges. 187 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 06:11:17,666 INFO L225 Difference]: With dead ends: 620 [2022-04-08 06:11:17,667 INFO L226 Difference]: Without dead ends: 617 [2022-04-08 06:11:17,667 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 230 GetRequests, 196 SyntacticMatches, 3 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 205 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=177, Invalid=879, Unknown=0, NotChecked=0, Total=1056 [2022-04-08 06:11:17,670 INFO L913 BasicCegarLoop]: 64 mSDtfsCounter, 72 mSDsluCounter, 307 mSDsCounter, 0 mSdLazyCounter, 1091 mSolverCounterSat, 98 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 92 SdHoareTripleChecker+Valid, 371 SdHoareTripleChecker+Invalid, 1189 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 98 IncrementalHoareTripleChecker+Valid, 1091 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-04-08 06:11:17,671 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [92 Valid, 371 Invalid, 1189 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [98 Valid, 1091 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-04-08 06:11:17,675 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 617 states. [2022-04-08 06:11:19,958 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 617 to 594. [2022-04-08 06:11:19,958 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-08 06:11:19,959 INFO L82 GeneralOperation]: Start isEquivalent. First operand 617 states. Second operand has 594 states, 340 states have (on average 1.2) internal successors, (408), 341 states have internal predecessors, (408), 211 states have call successors, (211), 43 states have call predecessors, (211), 42 states have return successors, (209), 209 states have call predecessors, (209), 209 states have call successors, (209) [2022-04-08 06:11:19,960 INFO L74 IsIncluded]: Start isIncluded. First operand 617 states. Second operand has 594 states, 340 states have (on average 1.2) internal successors, (408), 341 states have internal predecessors, (408), 211 states have call successors, (211), 43 states have call predecessors, (211), 42 states have return successors, (209), 209 states have call predecessors, (209), 209 states have call successors, (209) [2022-04-08 06:11:19,960 INFO L87 Difference]: Start difference. First operand 617 states. Second operand has 594 states, 340 states have (on average 1.2) internal successors, (408), 341 states have internal predecessors, (408), 211 states have call successors, (211), 43 states have call predecessors, (211), 42 states have return successors, (209), 209 states have call predecessors, (209), 209 states have call successors, (209) [2022-04-08 06:11:19,981 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 06:11:19,981 INFO L93 Difference]: Finished difference Result 617 states and 851 transitions. [2022-04-08 06:11:19,981 INFO L276 IsEmpty]: Start isEmpty. Operand 617 states and 851 transitions. [2022-04-08 06:11:19,982 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 06:11:19,983 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 06:11:19,997 INFO L74 IsIncluded]: Start isIncluded. First operand has 594 states, 340 states have (on average 1.2) internal successors, (408), 341 states have internal predecessors, (408), 211 states have call successors, (211), 43 states have call predecessors, (211), 42 states have return successors, (209), 209 states have call predecessors, (209), 209 states have call successors, (209) Second operand 617 states. [2022-04-08 06:11:19,998 INFO L87 Difference]: Start difference. First operand has 594 states, 340 states have (on average 1.2) internal successors, (408), 341 states have internal predecessors, (408), 211 states have call successors, (211), 43 states have call predecessors, (211), 42 states have return successors, (209), 209 states have call predecessors, (209), 209 states have call successors, (209) Second operand 617 states. [2022-04-08 06:11:20,027 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 06:11:20,027 INFO L93 Difference]: Finished difference Result 617 states and 851 transitions. [2022-04-08 06:11:20,027 INFO L276 IsEmpty]: Start isEmpty. Operand 617 states and 851 transitions. [2022-04-08 06:11:20,029 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 06:11:20,029 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 06:11:20,029 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-08 06:11:20,029 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-08 06:11:20,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 594 states, 340 states have (on average 1.2) internal successors, (408), 341 states have internal predecessors, (408), 211 states have call successors, (211), 43 states have call predecessors, (211), 42 states have return successors, (209), 209 states have call predecessors, (209), 209 states have call successors, (209) [2022-04-08 06:11:20,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 594 states to 594 states and 828 transitions. [2022-04-08 06:11:20,069 INFO L78 Accepts]: Start accepts. Automaton has 594 states and 828 transitions. Word has length 113 [2022-04-08 06:11:20,070 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-08 06:11:20,070 INFO L478 AbstractCegarLoop]: Abstraction has 594 states and 828 transitions. [2022-04-08 06:11:20,070 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 2.375) internal successors, (38), 16 states have internal predecessors, (38), 6 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (17), 4 states have call predecessors, (17), 5 states have call successors, (17) [2022-04-08 06:11:20,070 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 594 states and 828 transitions. [2022-04-08 06:11:25,018 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 828 edges. 827 inductive. 0 not inductive. 1 times theorem prover too weak to decide inductivity. [2022-04-08 06:11:25,019 INFO L276 IsEmpty]: Start isEmpty. Operand 594 states and 828 transitions. [2022-04-08 06:11:25,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2022-04-08 06:11:25,020 INFO L491 BasicCegarLoop]: Found error trace [2022-04-08 06:11:25,020 INFO L499 BasicCegarLoop]: trace histogram [14, 13, 13, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-08 06:11:25,041 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Forceful destruction successful, exit code 0 [2022-04-08 06:11:25,220 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,SelfDestructingSolverStorable20 [2022-04-08 06:11:25,221 INFO L403 AbstractCegarLoop]: === Iteration 22 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-08 06:11:25,221 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-08 06:11:25,221 INFO L85 PathProgramCache]: Analyzing trace with hash 426944677, now seen corresponding path program 1 times [2022-04-08 06:11:25,221 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-08 06:11:25,221 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [1686243347] [2022-04-08 06:11:25,222 INFO L202 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-04-08 06:11:25,222 INFO L85 PathProgramCache]: Analyzing trace with hash 426944677, now seen corresponding path program 2 times [2022-04-08 06:11:25,222 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-08 06:11:25,222 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1211439810] [2022-04-08 06:11:25,222 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-08 06:11:25,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-08 06:11:25,254 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-04-08 06:11:25,254 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1424834993] [2022-04-08 06:11:25,254 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-04-08 06:11:25,254 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-08 06:11:25,254 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-08 06:11:25,256 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) [2022-04-08 06:11:25,269 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Waiting until timeout for monitored process [2022-04-08 06:11:25,415 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-04-08 06:11:25,415 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-08 06:11:25,417 INFO L263 TraceCheckSpWp]: Trace formula consists of 280 conjuncts, 57 conjunts are in the unsatisfiable core [2022-04-08 06:11:25,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 06:11:25,441 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-08 06:11:33,622 INFO L272 TraceCheckUtils]: 0: Hoare triple {42323#true} call ULTIMATE.init(); {42323#true} is VALID [2022-04-08 06:11:33,623 INFO L290 TraceCheckUtils]: 1: Hoare triple {42323#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(11, 2);call #Ultimate.allocInit(12, 3); {42323#true} is VALID [2022-04-08 06:11:33,623 INFO L290 TraceCheckUtils]: 2: Hoare triple {42323#true} assume true; {42323#true} is VALID [2022-04-08 06:11:33,623 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {42323#true} {42323#true} #112#return; {42323#true} is VALID [2022-04-08 06:11:33,623 INFO L272 TraceCheckUtils]: 4: Hoare triple {42323#true} call #t~ret6 := main(); {42323#true} is VALID [2022-04-08 06:11:33,623 INFO L290 TraceCheckUtils]: 5: Hoare triple {42323#true} havoc ~x~0;havoc ~y~0;havoc ~a~0;havoc ~b~0;havoc ~p~0;havoc ~q~0;havoc ~r~0;havoc ~s~0;assume -2147483648 <= #t~nondet4 && #t~nondet4 <= 2147483647;~x~0 := #t~nondet4;havoc #t~nondet4; {42323#true} is VALID [2022-04-08 06:11:33,623 INFO L272 TraceCheckUtils]: 6: Hoare triple {42323#true} call assume_abort_if_not((if ~x~0 >= 0 && ~x~0 <= 10 then 1 else 0)); {42323#true} is VALID [2022-04-08 06:11:33,623 INFO L290 TraceCheckUtils]: 7: Hoare triple {42323#true} ~cond := #in~cond; {42323#true} is VALID [2022-04-08 06:11:33,623 INFO L290 TraceCheckUtils]: 8: Hoare triple {42323#true} assume !(0 == ~cond); {42323#true} is VALID [2022-04-08 06:11:33,623 INFO L290 TraceCheckUtils]: 9: Hoare triple {42323#true} assume true; {42323#true} is VALID [2022-04-08 06:11:33,623 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {42323#true} {42323#true} #94#return; {42323#true} is VALID [2022-04-08 06:11:33,623 INFO L290 TraceCheckUtils]: 11: Hoare triple {42323#true} assume -2147483648 <= #t~nondet5 && #t~nondet5 <= 2147483647;~y~0 := #t~nondet5;havoc #t~nondet5; {42323#true} is VALID [2022-04-08 06:11:33,623 INFO L272 TraceCheckUtils]: 12: Hoare triple {42323#true} call assume_abort_if_not((if ~y~0 >= 0 && ~y~0 <= 10 then 1 else 0)); {42323#true} is VALID [2022-04-08 06:11:33,623 INFO L290 TraceCheckUtils]: 13: Hoare triple {42323#true} ~cond := #in~cond; {42323#true} is VALID [2022-04-08 06:11:33,624 INFO L290 TraceCheckUtils]: 14: Hoare triple {42323#true} assume !(0 == ~cond); {42323#true} is VALID [2022-04-08 06:11:33,624 INFO L290 TraceCheckUtils]: 15: Hoare triple {42323#true} assume true; {42323#true} is VALID [2022-04-08 06:11:33,624 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {42323#true} {42323#true} #96#return; {42323#true} is VALID [2022-04-08 06:11:33,624 INFO L272 TraceCheckUtils]: 17: Hoare triple {42323#true} call assume_abort_if_not((if ~x~0 >= 1 then 1 else 0)); {42323#true} is VALID [2022-04-08 06:11:33,624 INFO L290 TraceCheckUtils]: 18: Hoare triple {42323#true} ~cond := #in~cond; {42323#true} is VALID [2022-04-08 06:11:33,624 INFO L290 TraceCheckUtils]: 19: Hoare triple {42323#true} assume !(0 == ~cond); {42323#true} is VALID [2022-04-08 06:11:33,624 INFO L290 TraceCheckUtils]: 20: Hoare triple {42323#true} assume true; {42323#true} is VALID [2022-04-08 06:11:33,624 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {42323#true} {42323#true} #98#return; {42323#true} is VALID [2022-04-08 06:11:33,624 INFO L272 TraceCheckUtils]: 22: Hoare triple {42323#true} call assume_abort_if_not((if ~y~0 >= 1 then 1 else 0)); {42323#true} is VALID [2022-04-08 06:11:33,624 INFO L290 TraceCheckUtils]: 23: Hoare triple {42323#true} ~cond := #in~cond; {42323#true} is VALID [2022-04-08 06:11:33,624 INFO L290 TraceCheckUtils]: 24: Hoare triple {42323#true} assume !(0 == ~cond); {42323#true} is VALID [2022-04-08 06:11:33,629 INFO L290 TraceCheckUtils]: 25: Hoare triple {42323#true} assume true; {42323#true} is VALID [2022-04-08 06:11:33,629 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {42323#true} {42323#true} #100#return; {42323#true} is VALID [2022-04-08 06:11:33,629 INFO L290 TraceCheckUtils]: 27: Hoare triple {42323#true} ~a~0 := ~x~0;~b~0 := ~y~0;~p~0 := 1;~q~0 := 0;~r~0 := 0;~s~0 := 1; {42409#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 06:11:33,631 INFO L290 TraceCheckUtils]: 28: Hoare triple {42409#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} assume !false; {42409#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 06:11:33,631 INFO L290 TraceCheckUtils]: 29: Hoare triple {42409#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} assume !!(0 != ~b~0);havoc ~c~0;havoc ~k~0;~c~0 := ~a~0;~k~0 := 0; {42416#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 06:11:33,631 INFO L290 TraceCheckUtils]: 30: Hoare triple {42416#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} assume !false; {42416#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 06:11:33,632 INFO L290 TraceCheckUtils]: 31: Hoare triple {42416#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} assume !!(~c~0 >= ~b~0);havoc ~d~0;havoc ~v~0;~d~0 := 1;~v~0 := ~b~0; {42423#(and (= main_~b~0 main_~v~0) (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 06:11:33,632 INFO L290 TraceCheckUtils]: 32: Hoare triple {42423#(and (= main_~b~0 main_~v~0) (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} assume !false; {42423#(and (= main_~b~0 main_~v~0) (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 06:11:33,632 INFO L272 TraceCheckUtils]: 33: Hoare triple {42423#(and (= main_~b~0 main_~v~0) (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {42323#true} is VALID [2022-04-08 06:11:33,632 INFO L290 TraceCheckUtils]: 34: Hoare triple {42323#true} ~cond := #in~cond; {42323#true} is VALID [2022-04-08 06:11:33,632 INFO L290 TraceCheckUtils]: 35: Hoare triple {42323#true} assume !(0 == ~cond); {42323#true} is VALID [2022-04-08 06:11:33,632 INFO L290 TraceCheckUtils]: 36: Hoare triple {42323#true} assume true; {42323#true} is VALID [2022-04-08 06:11:33,633 INFO L284 TraceCheckUtils]: 37: Hoare quadruple {42323#true} {42423#(and (= main_~b~0 main_~v~0) (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} #102#return; {42423#(and (= main_~b~0 main_~v~0) (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 06:11:33,633 INFO L272 TraceCheckUtils]: 38: Hoare triple {42423#(and (= main_~b~0 main_~v~0) (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} call __VERIFIER_assert((if ~b~0 == ~x~0 * ~q~0 + ~y~0 * ~s~0 then 1 else 0)); {42323#true} is VALID [2022-04-08 06:11:33,633 INFO L290 TraceCheckUtils]: 39: Hoare triple {42323#true} ~cond := #in~cond; {42323#true} is VALID [2022-04-08 06:11:33,633 INFO L290 TraceCheckUtils]: 40: Hoare triple {42323#true} assume !(0 == ~cond); {42323#true} is VALID [2022-04-08 06:11:33,633 INFO L290 TraceCheckUtils]: 41: Hoare triple {42323#true} assume true; {42323#true} is VALID [2022-04-08 06:11:33,633 INFO L284 TraceCheckUtils]: 42: Hoare quadruple {42323#true} {42423#(and (= main_~b~0 main_~v~0) (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} #104#return; {42423#(and (= main_~b~0 main_~v~0) (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 06:11:33,634 INFO L272 TraceCheckUtils]: 43: Hoare triple {42423#(and (= main_~b~0 main_~v~0) (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} call __VERIFIER_assert((if ~a~0 == ~k~0 * ~b~0 + ~c~0 then 1 else 0)); {42323#true} is VALID [2022-04-08 06:11:33,634 INFO L290 TraceCheckUtils]: 44: Hoare triple {42323#true} ~cond := #in~cond; {42323#true} is VALID [2022-04-08 06:11:33,634 INFO L290 TraceCheckUtils]: 45: Hoare triple {42323#true} assume !(0 == ~cond); {42323#true} is VALID [2022-04-08 06:11:33,634 INFO L290 TraceCheckUtils]: 46: Hoare triple {42323#true} assume true; {42323#true} is VALID [2022-04-08 06:11:33,634 INFO L284 TraceCheckUtils]: 47: Hoare quadruple {42323#true} {42423#(and (= main_~b~0 main_~v~0) (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} #106#return; {42423#(and (= main_~b~0 main_~v~0) (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 06:11:33,634 INFO L272 TraceCheckUtils]: 48: Hoare triple {42423#(and (= main_~b~0 main_~v~0) (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} call __VERIFIER_assert((if ~v~0 == ~b~0 * ~d~0 then 1 else 0)); {42323#true} is VALID [2022-04-08 06:11:33,634 INFO L290 TraceCheckUtils]: 49: Hoare triple {42323#true} ~cond := #in~cond; {42323#true} is VALID [2022-04-08 06:11:33,634 INFO L290 TraceCheckUtils]: 50: Hoare triple {42323#true} assume !(0 == ~cond); {42323#true} is VALID [2022-04-08 06:11:33,634 INFO L290 TraceCheckUtils]: 51: Hoare triple {42323#true} assume true; {42323#true} is VALID [2022-04-08 06:11:33,635 INFO L284 TraceCheckUtils]: 52: Hoare quadruple {42323#true} {42423#(and (= main_~b~0 main_~v~0) (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} #108#return; {42423#(and (= main_~b~0 main_~v~0) (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 06:11:33,636 INFO L290 TraceCheckUtils]: 53: Hoare triple {42423#(and (= main_~b~0 main_~v~0) (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} assume !!(~c~0 >= 2 * ~v~0);~d~0 := 2 * ~d~0;~v~0 := 2 * ~v~0; {42490#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~v~0 (* main_~b~0 2)) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= (mod main_~d~0 2) 0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 06:11:33,636 INFO L290 TraceCheckUtils]: 54: Hoare triple {42490#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~v~0 (* main_~b~0 2)) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= (mod main_~d~0 2) 0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} assume !false; {42490#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~v~0 (* main_~b~0 2)) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= (mod main_~d~0 2) 0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 06:11:33,636 INFO L272 TraceCheckUtils]: 55: Hoare triple {42490#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~v~0 (* main_~b~0 2)) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= (mod main_~d~0 2) 0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {42323#true} is VALID [2022-04-08 06:11:33,637 INFO L290 TraceCheckUtils]: 56: Hoare triple {42323#true} ~cond := #in~cond; {42323#true} is VALID [2022-04-08 06:11:33,637 INFO L290 TraceCheckUtils]: 57: Hoare triple {42323#true} assume !(0 == ~cond); {42323#true} is VALID [2022-04-08 06:11:33,637 INFO L290 TraceCheckUtils]: 58: Hoare triple {42323#true} assume true; {42323#true} is VALID [2022-04-08 06:11:33,637 INFO L284 TraceCheckUtils]: 59: Hoare quadruple {42323#true} {42490#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~v~0 (* main_~b~0 2)) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= (mod main_~d~0 2) 0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} #102#return; {42490#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~v~0 (* main_~b~0 2)) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= (mod main_~d~0 2) 0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 06:11:33,637 INFO L272 TraceCheckUtils]: 60: Hoare triple {42490#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~v~0 (* main_~b~0 2)) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= (mod main_~d~0 2) 0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} call __VERIFIER_assert((if ~b~0 == ~x~0 * ~q~0 + ~y~0 * ~s~0 then 1 else 0)); {42323#true} is VALID [2022-04-08 06:11:33,637 INFO L290 TraceCheckUtils]: 61: Hoare triple {42323#true} ~cond := #in~cond; {42323#true} is VALID [2022-04-08 06:11:33,637 INFO L290 TraceCheckUtils]: 62: Hoare triple {42323#true} assume !(0 == ~cond); {42323#true} is VALID [2022-04-08 06:11:33,637 INFO L290 TraceCheckUtils]: 63: Hoare triple {42323#true} assume true; {42323#true} is VALID [2022-04-08 06:11:33,638 INFO L284 TraceCheckUtils]: 64: Hoare quadruple {42323#true} {42490#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~v~0 (* main_~b~0 2)) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= (mod main_~d~0 2) 0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} #104#return; {42490#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~v~0 (* main_~b~0 2)) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= (mod main_~d~0 2) 0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 06:11:33,638 INFO L272 TraceCheckUtils]: 65: Hoare triple {42490#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~v~0 (* main_~b~0 2)) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= (mod main_~d~0 2) 0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} call __VERIFIER_assert((if ~a~0 == ~k~0 * ~b~0 + ~c~0 then 1 else 0)); {42323#true} is VALID [2022-04-08 06:11:33,638 INFO L290 TraceCheckUtils]: 66: Hoare triple {42323#true} ~cond := #in~cond; {42323#true} is VALID [2022-04-08 06:11:33,638 INFO L290 TraceCheckUtils]: 67: Hoare triple {42323#true} assume !(0 == ~cond); {42323#true} is VALID [2022-04-08 06:11:33,638 INFO L290 TraceCheckUtils]: 68: Hoare triple {42323#true} assume true; {42323#true} is VALID [2022-04-08 06:11:33,639 INFO L284 TraceCheckUtils]: 69: Hoare quadruple {42323#true} {42490#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~v~0 (* main_~b~0 2)) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= (mod main_~d~0 2) 0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} #106#return; {42490#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~v~0 (* main_~b~0 2)) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= (mod main_~d~0 2) 0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 06:11:33,639 INFO L272 TraceCheckUtils]: 70: Hoare triple {42490#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~v~0 (* main_~b~0 2)) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= (mod main_~d~0 2) 0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} call __VERIFIER_assert((if ~v~0 == ~b~0 * ~d~0 then 1 else 0)); {42323#true} is VALID [2022-04-08 06:11:33,639 INFO L290 TraceCheckUtils]: 71: Hoare triple {42323#true} ~cond := #in~cond; {42545#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} is VALID [2022-04-08 06:11:33,639 INFO L290 TraceCheckUtils]: 72: Hoare triple {42545#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} assume !(0 == ~cond); {42549#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 06:11:33,639 INFO L290 TraceCheckUtils]: 73: Hoare triple {42549#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {42549#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 06:11:33,640 INFO L284 TraceCheckUtils]: 74: Hoare quadruple {42549#(not (= |__VERIFIER_assert_#in~cond| 0))} {42490#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~v~0 (* main_~b~0 2)) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= (mod main_~d~0 2) 0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} #108#return; {42556#(and (= main_~v~0 (* main_~d~0 main_~b~0)) (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~v~0 (* main_~b~0 2)) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= (mod main_~d~0 2) 0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 06:11:33,643 INFO L290 TraceCheckUtils]: 75: Hoare triple {42556#(and (= main_~v~0 (* main_~d~0 main_~b~0)) (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~v~0 (* main_~b~0 2)) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= (mod main_~d~0 2) 0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} assume !!(~c~0 >= 2 * ~v~0);~d~0 := 2 * ~d~0;~v~0 := 2 * ~v~0; {42560#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~k~0 0) (= main_~s~0 1) (<= (* main_~b~0 4) main_~c~0) (= main_~b~0 main_~y~0) (= (* main_~b~0 (div (- main_~d~0) (- 2))) (* main_~b~0 2)) (= (mod (div (- main_~d~0) (- 2)) 2) 0) (= (mod main_~d~0 2) 0) (= main_~q~0 0) (= main_~v~0 (* main_~b~0 4)) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 06:11:33,644 INFO L290 TraceCheckUtils]: 76: Hoare triple {42560#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~k~0 0) (= main_~s~0 1) (<= (* main_~b~0 4) main_~c~0) (= main_~b~0 main_~y~0) (= (* main_~b~0 (div (- main_~d~0) (- 2))) (* main_~b~0 2)) (= (mod (div (- main_~d~0) (- 2)) 2) 0) (= (mod main_~d~0 2) 0) (= main_~q~0 0) (= main_~v~0 (* main_~b~0 4)) (= main_~a~0 main_~x~0) (= main_~p~0 1))} assume !false; {42560#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~k~0 0) (= main_~s~0 1) (<= (* main_~b~0 4) main_~c~0) (= main_~b~0 main_~y~0) (= (* main_~b~0 (div (- main_~d~0) (- 2))) (* main_~b~0 2)) (= (mod (div (- main_~d~0) (- 2)) 2) 0) (= (mod main_~d~0 2) 0) (= main_~q~0 0) (= main_~v~0 (* main_~b~0 4)) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 06:11:33,644 INFO L272 TraceCheckUtils]: 77: Hoare triple {42560#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~k~0 0) (= main_~s~0 1) (<= (* main_~b~0 4) main_~c~0) (= main_~b~0 main_~y~0) (= (* main_~b~0 (div (- main_~d~0) (- 2))) (* main_~b~0 2)) (= (mod (div (- main_~d~0) (- 2)) 2) 0) (= (mod main_~d~0 2) 0) (= main_~q~0 0) (= main_~v~0 (* main_~b~0 4)) (= main_~a~0 main_~x~0) (= main_~p~0 1))} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {42323#true} is VALID [2022-04-08 06:11:33,644 INFO L290 TraceCheckUtils]: 78: Hoare triple {42323#true} ~cond := #in~cond; {42545#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} is VALID [2022-04-08 06:11:33,644 INFO L290 TraceCheckUtils]: 79: Hoare triple {42545#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} assume !(0 == ~cond); {42549#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 06:11:33,644 INFO L290 TraceCheckUtils]: 80: Hoare triple {42549#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {42549#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 06:11:33,645 INFO L284 TraceCheckUtils]: 81: Hoare quadruple {42549#(not (= |__VERIFIER_assert_#in~cond| 0))} {42560#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~k~0 0) (= main_~s~0 1) (<= (* main_~b~0 4) main_~c~0) (= main_~b~0 main_~y~0) (= (* main_~b~0 (div (- main_~d~0) (- 2))) (* main_~b~0 2)) (= (mod (div (- main_~d~0) (- 2)) 2) 0) (= (mod main_~d~0 2) 0) (= main_~q~0 0) (= main_~v~0 (* main_~b~0 4)) (= main_~a~0 main_~x~0) (= main_~p~0 1))} #102#return; {42579#(and (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= (* main_~b~0 (div (* (- 1) main_~d~0) (- 2))) (* main_~b~0 2)) (<= (* main_~b~0 4) main_~c~0) (= main_~b~0 main_~y~0) (= (mod (div (- main_~d~0) (- 2)) 2) 0) (= (mod main_~d~0 2) 0) (= main_~q~0 0) (= main_~v~0 (* main_~b~0 4)) (= main_~c~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 06:11:33,645 INFO L272 TraceCheckUtils]: 82: Hoare triple {42579#(and (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= (* main_~b~0 (div (* (- 1) main_~d~0) (- 2))) (* main_~b~0 2)) (<= (* main_~b~0 4) main_~c~0) (= main_~b~0 main_~y~0) (= (mod (div (- main_~d~0) (- 2)) 2) 0) (= (mod main_~d~0 2) 0) (= main_~q~0 0) (= main_~v~0 (* main_~b~0 4)) (= main_~c~0 main_~x~0) (= main_~p~0 1))} call __VERIFIER_assert((if ~b~0 == ~x~0 * ~q~0 + ~y~0 * ~s~0 then 1 else 0)); {42323#true} is VALID [2022-04-08 06:11:33,645 INFO L290 TraceCheckUtils]: 83: Hoare triple {42323#true} ~cond := #in~cond; {42323#true} is VALID [2022-04-08 06:11:33,645 INFO L290 TraceCheckUtils]: 84: Hoare triple {42323#true} assume !(0 == ~cond); {42323#true} is VALID [2022-04-08 06:11:33,645 INFO L290 TraceCheckUtils]: 85: Hoare triple {42323#true} assume true; {42323#true} is VALID [2022-04-08 06:11:33,646 INFO L284 TraceCheckUtils]: 86: Hoare quadruple {42323#true} {42579#(and (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= (* main_~b~0 (div (* (- 1) main_~d~0) (- 2))) (* main_~b~0 2)) (<= (* main_~b~0 4) main_~c~0) (= main_~b~0 main_~y~0) (= (mod (div (- main_~d~0) (- 2)) 2) 0) (= (mod main_~d~0 2) 0) (= main_~q~0 0) (= main_~v~0 (* main_~b~0 4)) (= main_~c~0 main_~x~0) (= main_~p~0 1))} #104#return; {42579#(and (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= (* main_~b~0 (div (* (- 1) main_~d~0) (- 2))) (* main_~b~0 2)) (<= (* main_~b~0 4) main_~c~0) (= main_~b~0 main_~y~0) (= (mod (div (- main_~d~0) (- 2)) 2) 0) (= (mod main_~d~0 2) 0) (= main_~q~0 0) (= main_~v~0 (* main_~b~0 4)) (= main_~c~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 06:11:33,646 INFO L272 TraceCheckUtils]: 87: Hoare triple {42579#(and (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= (* main_~b~0 (div (* (- 1) main_~d~0) (- 2))) (* main_~b~0 2)) (<= (* main_~b~0 4) main_~c~0) (= main_~b~0 main_~y~0) (= (mod (div (- main_~d~0) (- 2)) 2) 0) (= (mod main_~d~0 2) 0) (= main_~q~0 0) (= main_~v~0 (* main_~b~0 4)) (= main_~c~0 main_~x~0) (= main_~p~0 1))} call __VERIFIER_assert((if ~a~0 == ~k~0 * ~b~0 + ~c~0 then 1 else 0)); {42323#true} is VALID [2022-04-08 06:11:33,646 INFO L290 TraceCheckUtils]: 88: Hoare triple {42323#true} ~cond := #in~cond; {42323#true} is VALID [2022-04-08 06:11:33,646 INFO L290 TraceCheckUtils]: 89: Hoare triple {42323#true} assume !(0 == ~cond); {42323#true} is VALID [2022-04-08 06:11:33,646 INFO L290 TraceCheckUtils]: 90: Hoare triple {42323#true} assume true; {42323#true} is VALID [2022-04-08 06:11:33,647 INFO L284 TraceCheckUtils]: 91: Hoare quadruple {42323#true} {42579#(and (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= (* main_~b~0 (div (* (- 1) main_~d~0) (- 2))) (* main_~b~0 2)) (<= (* main_~b~0 4) main_~c~0) (= main_~b~0 main_~y~0) (= (mod (div (- main_~d~0) (- 2)) 2) 0) (= (mod main_~d~0 2) 0) (= main_~q~0 0) (= main_~v~0 (* main_~b~0 4)) (= main_~c~0 main_~x~0) (= main_~p~0 1))} #106#return; {42579#(and (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= (* main_~b~0 (div (* (- 1) main_~d~0) (- 2))) (* main_~b~0 2)) (<= (* main_~b~0 4) main_~c~0) (= main_~b~0 main_~y~0) (= (mod (div (- main_~d~0) (- 2)) 2) 0) (= (mod main_~d~0 2) 0) (= main_~q~0 0) (= main_~v~0 (* main_~b~0 4)) (= main_~c~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 06:11:33,647 INFO L272 TraceCheckUtils]: 92: Hoare triple {42579#(and (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= (* main_~b~0 (div (* (- 1) main_~d~0) (- 2))) (* main_~b~0 2)) (<= (* main_~b~0 4) main_~c~0) (= main_~b~0 main_~y~0) (= (mod (div (- main_~d~0) (- 2)) 2) 0) (= (mod main_~d~0 2) 0) (= main_~q~0 0) (= main_~v~0 (* main_~b~0 4)) (= main_~c~0 main_~x~0) (= main_~p~0 1))} call __VERIFIER_assert((if ~v~0 == ~b~0 * ~d~0 then 1 else 0)); {42323#true} is VALID [2022-04-08 06:11:33,647 INFO L290 TraceCheckUtils]: 93: Hoare triple {42323#true} ~cond := #in~cond; {42323#true} is VALID [2022-04-08 06:11:33,647 INFO L290 TraceCheckUtils]: 94: Hoare triple {42323#true} assume !(0 == ~cond); {42323#true} is VALID [2022-04-08 06:11:33,648 INFO L290 TraceCheckUtils]: 95: Hoare triple {42323#true} assume true; {42323#true} is VALID [2022-04-08 06:11:33,648 INFO L284 TraceCheckUtils]: 96: Hoare quadruple {42323#true} {42579#(and (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= (* main_~b~0 (div (* (- 1) main_~d~0) (- 2))) (* main_~b~0 2)) (<= (* main_~b~0 4) main_~c~0) (= main_~b~0 main_~y~0) (= (mod (div (- main_~d~0) (- 2)) 2) 0) (= (mod main_~d~0 2) 0) (= main_~q~0 0) (= main_~v~0 (* main_~b~0 4)) (= main_~c~0 main_~x~0) (= main_~p~0 1))} #108#return; {42579#(and (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= (* main_~b~0 (div (* (- 1) main_~d~0) (- 2))) (* main_~b~0 2)) (<= (* main_~b~0 4) main_~c~0) (= main_~b~0 main_~y~0) (= (mod (div (- main_~d~0) (- 2)) 2) 0) (= (mod main_~d~0 2) 0) (= main_~q~0 0) (= main_~v~0 (* main_~b~0 4)) (= main_~c~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 06:11:33,649 INFO L290 TraceCheckUtils]: 97: Hoare triple {42579#(and (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= (* main_~b~0 (div (* (- 1) main_~d~0) (- 2))) (* main_~b~0 2)) (<= (* main_~b~0 4) main_~c~0) (= main_~b~0 main_~y~0) (= (mod (div (- main_~d~0) (- 2)) 2) 0) (= (mod main_~d~0 2) 0) (= main_~q~0 0) (= main_~v~0 (* main_~b~0 4)) (= main_~c~0 main_~x~0) (= main_~p~0 1))} assume !(~c~0 >= 2 * ~v~0); {42579#(and (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= (* main_~b~0 (div (* (- 1) main_~d~0) (- 2))) (* main_~b~0 2)) (<= (* main_~b~0 4) main_~c~0) (= main_~b~0 main_~y~0) (= (mod (div (- main_~d~0) (- 2)) 2) 0) (= (mod main_~d~0 2) 0) (= main_~q~0 0) (= main_~v~0 (* main_~b~0 4)) (= main_~c~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 06:11:33,652 INFO L290 TraceCheckUtils]: 98: Hoare triple {42579#(and (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= (* main_~b~0 (div (* (- 1) main_~d~0) (- 2))) (* main_~b~0 2)) (<= (* main_~b~0 4) main_~c~0) (= main_~b~0 main_~y~0) (= (mod (div (- main_~d~0) (- 2)) 2) 0) (= (mod main_~d~0 2) 0) (= main_~q~0 0) (= main_~v~0 (* main_~b~0 4)) (= main_~c~0 main_~x~0) (= main_~p~0 1))} ~c~0 := ~c~0 - ~v~0;~k~0 := ~k~0 + ~d~0; {42631#(and (= (+ (* (- 1) main_~c~0) main_~x~0) (* main_~b~0 4)) (= main_~r~0 0) (= main_~s~0 1) (= (* (div (* (- 1) main_~k~0) (- 2)) main_~b~0) (* main_~b~0 2)) (= (mod main_~k~0 2) 0) (= main_~b~0 main_~y~0) (<= (* main_~b~0 4) main_~x~0) (= main_~q~0 0) (= (mod (div (- main_~k~0) (- 2)) 2) 0) (= main_~p~0 1))} is VALID [2022-04-08 06:11:33,652 INFO L290 TraceCheckUtils]: 99: Hoare triple {42631#(and (= (+ (* (- 1) main_~c~0) main_~x~0) (* main_~b~0 4)) (= main_~r~0 0) (= main_~s~0 1) (= (* (div (* (- 1) main_~k~0) (- 2)) main_~b~0) (* main_~b~0 2)) (= (mod main_~k~0 2) 0) (= main_~b~0 main_~y~0) (<= (* main_~b~0 4) main_~x~0) (= main_~q~0 0) (= (mod (div (- main_~k~0) (- 2)) 2) 0) (= main_~p~0 1))} assume !false; {42631#(and (= (+ (* (- 1) main_~c~0) main_~x~0) (* main_~b~0 4)) (= main_~r~0 0) (= main_~s~0 1) (= (* (div (* (- 1) main_~k~0) (- 2)) main_~b~0) (* main_~b~0 2)) (= (mod main_~k~0 2) 0) (= main_~b~0 main_~y~0) (<= (* main_~b~0 4) main_~x~0) (= main_~q~0 0) (= (mod (div (- main_~k~0) (- 2)) 2) 0) (= main_~p~0 1))} is VALID [2022-04-08 06:11:33,653 INFO L290 TraceCheckUtils]: 100: Hoare triple {42631#(and (= (+ (* (- 1) main_~c~0) main_~x~0) (* main_~b~0 4)) (= main_~r~0 0) (= main_~s~0 1) (= (* (div (* (- 1) main_~k~0) (- 2)) main_~b~0) (* main_~b~0 2)) (= (mod main_~k~0 2) 0) (= main_~b~0 main_~y~0) (<= (* main_~b~0 4) main_~x~0) (= main_~q~0 0) (= (mod (div (- main_~k~0) (- 2)) 2) 0) (= main_~p~0 1))} assume !(~c~0 >= ~b~0); {42638#(and (= main_~x~0 (+ main_~c~0 (* main_~y~0 4))) (= main_~r~0 0) (< main_~c~0 main_~y~0) (= main_~s~0 1) (= (mod main_~k~0 2) 0) (<= (* main_~y~0 4) main_~x~0) (= main_~q~0 0) (= (* main_~y~0 2) (* (div (* (- 1) main_~k~0) (- 2)) main_~y~0)) (= main_~p~0 1))} is VALID [2022-04-08 06:11:33,657 INFO L290 TraceCheckUtils]: 101: Hoare triple {42638#(and (= main_~x~0 (+ main_~c~0 (* main_~y~0 4))) (= main_~r~0 0) (< main_~c~0 main_~y~0) (= main_~s~0 1) (= (mod main_~k~0 2) 0) (<= (* main_~y~0 4) main_~x~0) (= main_~q~0 0) (= (* main_~y~0 2) (* (div (* (- 1) main_~k~0) (- 2)) main_~y~0)) (= main_~p~0 1))} ~a~0 := ~b~0;~b~0 := ~c~0;havoc ~temp~0;~temp~0 := ~p~0;~p~0 := ~q~0;~q~0 := ~temp~0 - ~q~0 * ~k~0;~temp~0 := ~r~0;~r~0 := ~s~0;~s~0 := ~temp~0 - ~s~0 * ~k~0; {42642#(and (< main_~x~0 (* 5 main_~y~0)) (<= (* main_~y~0 4) main_~x~0) (= (mod main_~s~0 2) 0) (= main_~b~0 (+ (* main_~y~0 (- 4)) main_~x~0)) (= main_~q~0 1) (= (* (div main_~s~0 (- 2)) main_~y~0) (* main_~y~0 2)))} is VALID [2022-04-08 06:11:33,658 INFO L290 TraceCheckUtils]: 102: Hoare triple {42642#(and (< main_~x~0 (* 5 main_~y~0)) (<= (* main_~y~0 4) main_~x~0) (= (mod main_~s~0 2) 0) (= main_~b~0 (+ (* main_~y~0 (- 4)) main_~x~0)) (= main_~q~0 1) (= (* (div main_~s~0 (- 2)) main_~y~0) (* main_~y~0 2)))} assume !false; {42642#(and (< main_~x~0 (* 5 main_~y~0)) (<= (* main_~y~0 4) main_~x~0) (= (mod main_~s~0 2) 0) (= main_~b~0 (+ (* main_~y~0 (- 4)) main_~x~0)) (= main_~q~0 1) (= (* (div main_~s~0 (- 2)) main_~y~0) (* main_~y~0 2)))} is VALID [2022-04-08 06:11:33,658 INFO L290 TraceCheckUtils]: 103: Hoare triple {42642#(and (< main_~x~0 (* 5 main_~y~0)) (<= (* main_~y~0 4) main_~x~0) (= (mod main_~s~0 2) 0) (= main_~b~0 (+ (* main_~y~0 (- 4)) main_~x~0)) (= main_~q~0 1) (= (* (div main_~s~0 (- 2)) main_~y~0) (* main_~y~0 2)))} assume !!(0 != ~b~0);havoc ~c~0;havoc ~k~0;~c~0 := ~a~0;~k~0 := 0; {42642#(and (< main_~x~0 (* 5 main_~y~0)) (<= (* main_~y~0 4) main_~x~0) (= (mod main_~s~0 2) 0) (= main_~b~0 (+ (* main_~y~0 (- 4)) main_~x~0)) (= main_~q~0 1) (= (* (div main_~s~0 (- 2)) main_~y~0) (* main_~y~0 2)))} is VALID [2022-04-08 06:11:33,658 INFO L290 TraceCheckUtils]: 104: Hoare triple {42642#(and (< main_~x~0 (* 5 main_~y~0)) (<= (* main_~y~0 4) main_~x~0) (= (mod main_~s~0 2) 0) (= main_~b~0 (+ (* main_~y~0 (- 4)) main_~x~0)) (= main_~q~0 1) (= (* (div main_~s~0 (- 2)) main_~y~0) (* main_~y~0 2)))} assume !false; {42642#(and (< main_~x~0 (* 5 main_~y~0)) (<= (* main_~y~0 4) main_~x~0) (= (mod main_~s~0 2) 0) (= main_~b~0 (+ (* main_~y~0 (- 4)) main_~x~0)) (= main_~q~0 1) (= (* (div main_~s~0 (- 2)) main_~y~0) (* main_~y~0 2)))} is VALID [2022-04-08 06:11:33,659 INFO L290 TraceCheckUtils]: 105: Hoare triple {42642#(and (< main_~x~0 (* 5 main_~y~0)) (<= (* main_~y~0 4) main_~x~0) (= (mod main_~s~0 2) 0) (= main_~b~0 (+ (* main_~y~0 (- 4)) main_~x~0)) (= main_~q~0 1) (= (* (div main_~s~0 (- 2)) main_~y~0) (* main_~y~0 2)))} assume !!(~c~0 >= ~b~0);havoc ~d~0;havoc ~v~0;~d~0 := 1;~v~0 := ~b~0; {42642#(and (< main_~x~0 (* 5 main_~y~0)) (<= (* main_~y~0 4) main_~x~0) (= (mod main_~s~0 2) 0) (= main_~b~0 (+ (* main_~y~0 (- 4)) main_~x~0)) (= main_~q~0 1) (= (* (div main_~s~0 (- 2)) main_~y~0) (* main_~y~0 2)))} is VALID [2022-04-08 06:11:33,659 INFO L290 TraceCheckUtils]: 106: Hoare triple {42642#(and (< main_~x~0 (* 5 main_~y~0)) (<= (* main_~y~0 4) main_~x~0) (= (mod main_~s~0 2) 0) (= main_~b~0 (+ (* main_~y~0 (- 4)) main_~x~0)) (= main_~q~0 1) (= (* (div main_~s~0 (- 2)) main_~y~0) (* main_~y~0 2)))} assume !false; {42642#(and (< main_~x~0 (* 5 main_~y~0)) (<= (* main_~y~0 4) main_~x~0) (= (mod main_~s~0 2) 0) (= main_~b~0 (+ (* main_~y~0 (- 4)) main_~x~0)) (= main_~q~0 1) (= (* (div main_~s~0 (- 2)) main_~y~0) (* main_~y~0 2)))} is VALID [2022-04-08 06:11:33,659 INFO L272 TraceCheckUtils]: 107: Hoare triple {42642#(and (< main_~x~0 (* 5 main_~y~0)) (<= (* main_~y~0 4) main_~x~0) (= (mod main_~s~0 2) 0) (= main_~b~0 (+ (* main_~y~0 (- 4)) main_~x~0)) (= main_~q~0 1) (= (* (div main_~s~0 (- 2)) main_~y~0) (* main_~y~0 2)))} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {42323#true} is VALID [2022-04-08 06:11:33,659 INFO L290 TraceCheckUtils]: 108: Hoare triple {42323#true} ~cond := #in~cond; {42323#true} is VALID [2022-04-08 06:11:33,660 INFO L290 TraceCheckUtils]: 109: Hoare triple {42323#true} assume !(0 == ~cond); {42323#true} is VALID [2022-04-08 06:11:33,660 INFO L290 TraceCheckUtils]: 110: Hoare triple {42323#true} assume true; {42323#true} is VALID [2022-04-08 06:11:33,660 INFO L284 TraceCheckUtils]: 111: Hoare quadruple {42323#true} {42642#(and (< main_~x~0 (* 5 main_~y~0)) (<= (* main_~y~0 4) main_~x~0) (= (mod main_~s~0 2) 0) (= main_~b~0 (+ (* main_~y~0 (- 4)) main_~x~0)) (= main_~q~0 1) (= (* (div main_~s~0 (- 2)) main_~y~0) (* main_~y~0 2)))} #102#return; {42642#(and (< main_~x~0 (* 5 main_~y~0)) (<= (* main_~y~0 4) main_~x~0) (= (mod main_~s~0 2) 0) (= main_~b~0 (+ (* main_~y~0 (- 4)) main_~x~0)) (= main_~q~0 1) (= (* (div main_~s~0 (- 2)) main_~y~0) (* main_~y~0 2)))} is VALID [2022-04-08 06:11:33,662 INFO L272 TraceCheckUtils]: 112: Hoare triple {42642#(and (< main_~x~0 (* 5 main_~y~0)) (<= (* main_~y~0 4) main_~x~0) (= (mod main_~s~0 2) 0) (= main_~b~0 (+ (* main_~y~0 (- 4)) main_~x~0)) (= main_~q~0 1) (= (* (div main_~s~0 (- 2)) main_~y~0) (* main_~y~0 2)))} call __VERIFIER_assert((if ~b~0 == ~x~0 * ~q~0 + ~y~0 * ~s~0 then 1 else 0)); {42676#(<= 1 |__VERIFIER_assert_#in~cond|)} is VALID [2022-04-08 06:11:33,662 INFO L290 TraceCheckUtils]: 113: Hoare triple {42676#(<= 1 |__VERIFIER_assert_#in~cond|)} ~cond := #in~cond; {42680#(<= 1 __VERIFIER_assert_~cond)} is VALID [2022-04-08 06:11:33,662 INFO L290 TraceCheckUtils]: 114: Hoare triple {42680#(<= 1 __VERIFIER_assert_~cond)} assume 0 == ~cond; {42324#false} is VALID [2022-04-08 06:11:33,662 INFO L290 TraceCheckUtils]: 115: Hoare triple {42324#false} assume !false; {42324#false} is VALID [2022-04-08 06:11:33,663 INFO L134 CoverageAnalysis]: Checked inductivity of 397 backedges. 66 proven. 61 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2022-04-08 06:11:33,663 INFO L328 TraceCheckSpWp]: Computing backward predicates...