/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/acceleratedInterpolationQvasr_64.epf -i ../../../trunk/examples/svcomp/nla-digbench-scaling/egcd3-ll_valuebound10.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-34549b5 [2022-04-08 12:28:51,174 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-04-08 12:28:51,208 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-04-08 12:28:51,227 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2022-04-08 12:28:51,249 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-04-08 12:28:51,250 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-04-08 12:28:51,255 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-04-08 12:28:51,256 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationQvasr_64.epf [2022-04-08 12:28:51,261 INFO L113 SettingsManager]: Loading preferences was successful [2022-04-08 12:28:51,261 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-04-08 12:28:51,262 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-04-08 12:28:51,262 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-04-08 12:28:51,262 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-04-08 12:28:51,262 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-04-08 12:28:51,263 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-04-08 12:28:51,263 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-04-08 12:28:51,263 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-04-08 12:28:51,263 INFO L138 SettingsManager]: * Use constant arrays=true [2022-04-08 12:28:51,263 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-04-08 12:28:51,263 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-04-08 12:28:51,263 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-04-08 12:28:51,263 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-04-08 12:28:51,264 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-04-08 12:28:51,264 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-04-08 12:28:51,264 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-04-08 12:28:51,264 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_NestedInterpolation [2022-04-08 12:28:51,264 INFO L138 SettingsManager]: * Trace refinement strategy=ACCELERATED_INTERPOLATION [2022-04-08 12:28:51,264 INFO L138 SettingsManager]: * Trace refinement strategy used in Accelerated Interpolation=CAMEL [2022-04-08 12:28:51,264 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-04-08 12:28:51,264 INFO L138 SettingsManager]: * Loop acceleration method that is used by accelerated interpolation=QVASR [2022-04-08 12:28:51,264 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.core: Log level for class -> de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN; [2022-04-08 12:28:51,439 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-04-08 12:28:51,451 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-04-08 12:28:51,453 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-04-08 12:28:51,453 INFO L271 PluginConnector]: Initializing CDTParser... [2022-04-08 12:28:51,454 INFO L275 PluginConnector]: CDTParser initialized [2022-04-08 12:28:51,454 INFO L432 ainManager$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 12:28:51,520 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/97b25cd7f/5020b37188af4ec3a25ebf2f0718df11/FLAGb671d40d7 [2022-04-08 12:28:51,868 INFO L306 CDTParser]: Found 1 translation units. [2022-04-08 12:28:51,868 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/nla-digbench-scaling/egcd3-ll_valuebound10.c [2022-04-08 12:28:51,872 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/97b25cd7f/5020b37188af4ec3a25ebf2f0718df11/FLAGb671d40d7 [2022-04-08 12:28:52,318 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/97b25cd7f/5020b37188af4ec3a25ebf2f0718df11 [2022-04-08 12:28:52,320 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-04-08 12:28:52,321 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2022-04-08 12:28:52,322 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-04-08 12:28:52,322 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-04-08 12:28:52,324 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-04-08 12:28:52,324 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.04 12:28:52" (1/1) ... [2022-04-08 12:28:52,325 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@78453599 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.04 12:28:52, skipping insertion in model container [2022-04-08 12:28:52,325 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.04 12:28:52" (1/1) ... [2022-04-08 12:28:52,329 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-04-08 12:28:52,338 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-04-08 12:28:52,457 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 12:28:52,470 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-04-08 12:28:52,476 INFO L203 MainTranslator]: Completed pre-run [2022-04-08 12:28:52,503 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 12:28:52,519 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-04-08 12:28:52,538 INFO L208 MainTranslator]: Completed translation [2022-04-08 12:28:52,538 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.04 12:28:52 WrapperNode [2022-04-08 12:28:52,538 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-04-08 12:28:52,539 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-04-08 12:28:52,539 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-04-08 12:28:52,539 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-04-08 12:28:52,545 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.04 12:28:52" (1/1) ... [2022-04-08 12:28:52,546 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.04 12:28:52" (1/1) ... [2022-04-08 12:28:52,549 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.04 12:28:52" (1/1) ... [2022-04-08 12:28:52,550 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.04 12:28:52" (1/1) ... [2022-04-08 12:28:52,554 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.04 12:28:52" (1/1) ... [2022-04-08 12:28:52,557 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.04 12:28:52" (1/1) ... [2022-04-08 12:28:52,562 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.04 12:28:52" (1/1) ... [2022-04-08 12:28:52,563 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-04-08 12:28:52,575 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-04-08 12:28:52,575 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-04-08 12:28:52,575 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-04-08 12:28:52,576 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.04 12:28:52" (1/1) ... [2022-04-08 12:28:52,581 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-04-08 12:28:52,590 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-08 12:28:52,599 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 12:28:52,601 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 12:28:52,638 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2022-04-08 12:28:52,638 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-04-08 12:28:52,638 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2022-04-08 12:28:52,639 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-04-08 12:28:52,639 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-04-08 12:28:52,639 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2022-04-08 12:28:52,639 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2022-04-08 12:28:52,639 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2022-04-08 12:28:52,640 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2022-04-08 12:28:52,640 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-04-08 12:28:52,640 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2022-04-08 12:28:52,641 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-04-08 12:28:52,641 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-04-08 12:28:52,641 INFO L130 BoogieDeclarations]: Found specification of procedure main [2022-04-08 12:28:52,641 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2022-04-08 12:28:52,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-04-08 12:28:52,643 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-04-08 12:28:52,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-04-08 12:28:52,643 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-04-08 12:28:52,644 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-04-08 12:28:52,684 INFO L234 CfgBuilder]: Building ICFG [2022-04-08 12:28:52,685 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-04-08 12:28:52,870 INFO L275 CfgBuilder]: Performing block encoding [2022-04-08 12:28:52,875 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-04-08 12:28:52,875 INFO L299 CfgBuilder]: Removed 3 assume(true) statements. [2022-04-08 12:28:52,876 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.04 12:28:52 BoogieIcfgContainer [2022-04-08 12:28:52,876 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-04-08 12:28:52,877 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-04-08 12:28:52,877 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-04-08 12:28:52,879 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-04-08 12:28:52,880 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.04 12:28:52" (1/3) ... [2022-04-08 12:28:52,880 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@40a50b94 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.04 12:28:52, skipping insertion in model container [2022-04-08 12:28:52,880 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.04 12:28:52" (2/3) ... [2022-04-08 12:28:52,880 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@40a50b94 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.04 12:28:52, skipping insertion in model container [2022-04-08 12:28:52,880 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.04 12:28:52" (3/3) ... [2022-04-08 12:28:52,881 INFO L111 eAbstractionObserver]: Analyzing ICFG egcd3-ll_valuebound10.c [2022-04-08 12:28:52,884 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2022-04-08 12:28:52,884 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-04-08 12:28:52,926 INFO L339 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-04-08 12:28:52,930 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 12:28:52,930 INFO L341 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-04-08 12:28:52,948 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 12:28:52,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-04-08 12:28:52,958 INFO L491 BasicCegarLoop]: Found error trace [2022-04-08 12:28:52,958 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 12:28:52,959 INFO L403 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-08 12:28:52,963 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-08 12:28:52,963 INFO L85 PathProgramCache]: Analyzing trace with hash 1237885594, now seen corresponding path program 1 times [2022-04-08 12:28:52,972 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-08 12:28:52,972 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [507348278] [2022-04-08 12:28:52,980 INFO L202 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-04-08 12:28:52,980 INFO L85 PathProgramCache]: Analyzing trace with hash 1237885594, now seen corresponding path program 2 times [2022-04-08 12:28:52,983 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-08 12:28:52,984 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [543718223] [2022-04-08 12:28:52,984 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-08 12:28:52,984 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-08 12:28:53,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 12:28:53,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-08 12:28:53,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 12:28:53,155 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 12:28:53,156 INFO L290 TraceCheckUtils]: 1: Hoare triple {43#true} assume true; {43#true} is VALID [2022-04-08 12:28:53,156 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {43#true} {43#true} #112#return; {43#true} is VALID [2022-04-08 12:28:53,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-04-08 12:28:53,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 12:28:53,169 INFO L290 TraceCheckUtils]: 0: Hoare triple {43#true} ~cond := #in~cond; {43#true} is VALID [2022-04-08 12:28:53,169 INFO L290 TraceCheckUtils]: 1: Hoare triple {43#true} assume 0 == ~cond;assume false; {44#false} is VALID [2022-04-08 12:28:53,169 INFO L290 TraceCheckUtils]: 2: Hoare triple {44#false} assume true; {44#false} is VALID [2022-04-08 12:28:53,170 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {44#false} {43#true} #94#return; {44#false} is VALID [2022-04-08 12:28:53,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-04-08 12:28:53,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 12:28:53,175 INFO L290 TraceCheckUtils]: 0: Hoare triple {43#true} ~cond := #in~cond; {43#true} is VALID [2022-04-08 12:28:53,175 INFO L290 TraceCheckUtils]: 1: Hoare triple {43#true} assume 0 == ~cond;assume false; {44#false} is VALID [2022-04-08 12:28:53,175 INFO L290 TraceCheckUtils]: 2: Hoare triple {44#false} assume true; {44#false} is VALID [2022-04-08 12:28:53,176 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {44#false} {44#false} #96#return; {44#false} is VALID [2022-04-08 12:28:53,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-04-08 12:28:53,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 12:28:53,181 INFO L290 TraceCheckUtils]: 0: Hoare triple {43#true} ~cond := #in~cond; {43#true} is VALID [2022-04-08 12:28:53,181 INFO L290 TraceCheckUtils]: 1: Hoare triple {43#true} assume 0 == ~cond;assume false; {44#false} is VALID [2022-04-08 12:28:53,181 INFO L290 TraceCheckUtils]: 2: Hoare triple {44#false} assume true; {44#false} is VALID [2022-04-08 12:28:53,181 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {44#false} {44#false} #98#return; {44#false} is VALID [2022-04-08 12:28:53,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-04-08 12:28:53,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 12:28:53,187 INFO L290 TraceCheckUtils]: 0: Hoare triple {43#true} ~cond := #in~cond; {43#true} is VALID [2022-04-08 12:28:53,187 INFO L290 TraceCheckUtils]: 1: Hoare triple {43#true} assume 0 == ~cond;assume false; {44#false} is VALID [2022-04-08 12:28:53,187 INFO L290 TraceCheckUtils]: 2: Hoare triple {44#false} assume true; {44#false} is VALID [2022-04-08 12:28:53,188 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {44#false} {44#false} #100#return; {44#false} is VALID [2022-04-08 12:28:53,188 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 12:28:53,189 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 12:28:53,189 INFO L290 TraceCheckUtils]: 2: Hoare triple {43#true} assume true; {43#true} is VALID [2022-04-08 12:28:53,189 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {43#true} {43#true} #112#return; {43#true} is VALID [2022-04-08 12:28:53,189 INFO L272 TraceCheckUtils]: 4: Hoare triple {43#true} call #t~ret6 := main(); {43#true} is VALID [2022-04-08 12:28:53,189 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 12:28:53,190 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 12:28:53,190 INFO L290 TraceCheckUtils]: 7: Hoare triple {43#true} ~cond := #in~cond; {43#true} is VALID [2022-04-08 12:28:53,190 INFO L290 TraceCheckUtils]: 8: Hoare triple {43#true} assume 0 == ~cond;assume false; {44#false} is VALID [2022-04-08 12:28:53,190 INFO L290 TraceCheckUtils]: 9: Hoare triple {44#false} assume true; {44#false} is VALID [2022-04-08 12:28:53,191 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {44#false} {43#true} #94#return; {44#false} is VALID [2022-04-08 12:28:53,191 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 12:28:53,191 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 12:28:53,191 INFO L290 TraceCheckUtils]: 13: Hoare triple {43#true} ~cond := #in~cond; {43#true} is VALID [2022-04-08 12:28:53,192 INFO L290 TraceCheckUtils]: 14: Hoare triple {43#true} assume 0 == ~cond;assume false; {44#false} is VALID [2022-04-08 12:28:53,192 INFO L290 TraceCheckUtils]: 15: Hoare triple {44#false} assume true; {44#false} is VALID [2022-04-08 12:28:53,192 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {44#false} {44#false} #96#return; {44#false} is VALID [2022-04-08 12:28:53,192 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 12:28:53,192 INFO L290 TraceCheckUtils]: 18: Hoare triple {43#true} ~cond := #in~cond; {43#true} is VALID [2022-04-08 12:28:53,193 INFO L290 TraceCheckUtils]: 19: Hoare triple {43#true} assume 0 == ~cond;assume false; {44#false} is VALID [2022-04-08 12:28:53,193 INFO L290 TraceCheckUtils]: 20: Hoare triple {44#false} assume true; {44#false} is VALID [2022-04-08 12:28:53,193 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {44#false} {44#false} #98#return; {44#false} is VALID [2022-04-08 12:28:53,193 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 12:28:53,193 INFO L290 TraceCheckUtils]: 23: Hoare triple {43#true} ~cond := #in~cond; {43#true} is VALID [2022-04-08 12:28:53,194 INFO L290 TraceCheckUtils]: 24: Hoare triple {43#true} assume 0 == ~cond;assume false; {44#false} is VALID [2022-04-08 12:28:53,194 INFO L290 TraceCheckUtils]: 25: Hoare triple {44#false} assume true; {44#false} is VALID [2022-04-08 12:28:53,194 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {44#false} {44#false} #100#return; {44#false} is VALID [2022-04-08 12:28:53,194 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 12:28:53,195 INFO L290 TraceCheckUtils]: 28: Hoare triple {44#false} assume false; {44#false} is VALID [2022-04-08 12:28:53,195 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 12:28:53,195 INFO L290 TraceCheckUtils]: 30: Hoare triple {44#false} ~cond := #in~cond; {44#false} is VALID [2022-04-08 12:28:53,195 INFO L290 TraceCheckUtils]: 31: Hoare triple {44#false} assume 0 == ~cond; {44#false} is VALID [2022-04-08 12:28:53,195 INFO L290 TraceCheckUtils]: 32: Hoare triple {44#false} assume !false; {44#false} is VALID [2022-04-08 12:28:53,196 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 12:28:53,196 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-08 12:28:53,196 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [543718223] [2022-04-08 12:28:53,197 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [543718223] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 12:28:53,197 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 12:28:53,197 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-04-08 12:28:53,199 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-08 12:28:53,199 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [507348278] [2022-04-08 12:28:53,199 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [507348278] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 12:28:53,199 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 12:28:53,200 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-04-08 12:28:53,200 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1616659026] [2022-04-08 12:28:53,200 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-08 12:28:53,203 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 12:28:53,204 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-08 12:28:53,206 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 12:28:53,244 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 12:28:53,244 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-04-08 12:28:53,244 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-08 12:28:53,260 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-04-08 12:28:53,261 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-04-08 12:28:53,264 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 12:28:53,403 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 12:28:53,403 INFO L93 Difference]: Finished difference Result 73 states and 115 transitions. [2022-04-08 12:28:53,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-08 12:28:53,404 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 12:28:53,404 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-08 12:28:53,405 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 12:28:53,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 115 transitions. [2022-04-08 12:28:53,412 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 12:28:53,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 115 transitions. [2022-04-08 12:28:53,416 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 3 states and 115 transitions. [2022-04-08 12:28:53,516 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 12:28:53,523 INFO L225 Difference]: With dead ends: 73 [2022-04-08 12:28:53,523 INFO L226 Difference]: Without dead ends: 35 [2022-04-08 12:28:53,525 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 12:28:53,527 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 12:28:53,528 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 12:28:53,540 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states. [2022-04-08 12:28:53,553 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 35. [2022-04-08 12:28:53,553 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-08 12:28:53,554 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 12:28:53,555 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 12:28:53,555 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 12:28:53,559 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 12:28:53,560 INFO L93 Difference]: Finished difference Result 35 states and 44 transitions. [2022-04-08 12:28:53,560 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 44 transitions. [2022-04-08 12:28:53,561 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 12:28:53,561 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 12:28:53,561 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 12:28:53,562 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 12:28:53,566 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 12:28:53,566 INFO L93 Difference]: Finished difference Result 35 states and 44 transitions. [2022-04-08 12:28:53,566 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 44 transitions. [2022-04-08 12:28:53,566 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 12:28:53,567 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 12:28:53,567 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-08 12:28:53,567 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-08 12:28:53,567 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 12:28:53,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 44 transitions. [2022-04-08 12:28:53,570 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 44 transitions. Word has length 33 [2022-04-08 12:28:53,570 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-08 12:28:53,571 INFO L478 AbstractCegarLoop]: Abstraction has 35 states and 44 transitions. [2022-04-08 12:28:53,571 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 12:28:53,571 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 35 states and 44 transitions. [2022-04-08 12:28:53,614 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 12:28:53,614 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 44 transitions. [2022-04-08 12:28:53,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-04-08 12:28:53,615 INFO L491 BasicCegarLoop]: Found error trace [2022-04-08 12:28:53,615 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 12:28:53,615 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-04-08 12:28:53,615 INFO L403 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-08 12:28:53,616 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-08 12:28:53,616 INFO L85 PathProgramCache]: Analyzing trace with hash 1569470122, now seen corresponding path program 1 times [2022-04-08 12:28:53,616 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-08 12:28:53,616 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [1114797643] [2022-04-08 12:28:53,616 INFO L202 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-04-08 12:28:53,617 INFO L85 PathProgramCache]: Analyzing trace with hash 1569470122, now seen corresponding path program 2 times [2022-04-08 12:28:53,617 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-08 12:28:53,617 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [388769753] [2022-04-08 12:28:53,617 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-08 12:28:53,617 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-08 12:28:53,635 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-04-08 12:28:53,636 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1675289093] [2022-04-08 12:28:53,636 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-04-08 12:28:53,636 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-08 12:28:53,636 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-08 12:28:53,637 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 12:28:53,638 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 12:28:53,683 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-04-08 12:28:53,683 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-08 12:28:53,684 INFO L263 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 17 conjunts are in the unsatisfiable core [2022-04-08 12:28:53,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 12:28:53,718 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-08 12:28:53,913 INFO L272 TraceCheckUtils]: 0: Hoare triple {353#true} call ULTIMATE.init(); {353#true} is VALID [2022-04-08 12:28:53,913 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 12:28:53,913 INFO L290 TraceCheckUtils]: 2: Hoare triple {353#true} assume true; {353#true} is VALID [2022-04-08 12:28:53,914 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {353#true} {353#true} #112#return; {353#true} is VALID [2022-04-08 12:28:53,914 INFO L272 TraceCheckUtils]: 4: Hoare triple {353#true} call #t~ret6 := main(); {353#true} is VALID [2022-04-08 12:28:53,914 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 12:28:53,914 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 12:28:53,914 INFO L290 TraceCheckUtils]: 7: Hoare triple {353#true} ~cond := #in~cond; {353#true} is VALID [2022-04-08 12:28:53,914 INFO L290 TraceCheckUtils]: 8: Hoare triple {353#true} assume !(0 == ~cond); {353#true} is VALID [2022-04-08 12:28:53,914 INFO L290 TraceCheckUtils]: 9: Hoare triple {353#true} assume true; {353#true} is VALID [2022-04-08 12:28:53,915 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {353#true} {353#true} #94#return; {353#true} is VALID [2022-04-08 12:28:53,915 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 12:28:53,915 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 12:28:53,915 INFO L290 TraceCheckUtils]: 13: Hoare triple {353#true} ~cond := #in~cond; {353#true} is VALID [2022-04-08 12:28:53,915 INFO L290 TraceCheckUtils]: 14: Hoare triple {353#true} assume !(0 == ~cond); {353#true} is VALID [2022-04-08 12:28:53,915 INFO L290 TraceCheckUtils]: 15: Hoare triple {353#true} assume true; {353#true} is VALID [2022-04-08 12:28:53,915 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {353#true} {353#true} #96#return; {353#true} is VALID [2022-04-08 12:28:53,916 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 12:28:53,916 INFO L290 TraceCheckUtils]: 18: Hoare triple {353#true} ~cond := #in~cond; {353#true} is VALID [2022-04-08 12:28:53,916 INFO L290 TraceCheckUtils]: 19: Hoare triple {353#true} assume !(0 == ~cond); {353#true} is VALID [2022-04-08 12:28:53,916 INFO L290 TraceCheckUtils]: 20: Hoare triple {353#true} assume true; {353#true} is VALID [2022-04-08 12:28:53,916 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {353#true} {353#true} #98#return; {353#true} is VALID [2022-04-08 12:28:53,916 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 12:28:53,916 INFO L290 TraceCheckUtils]: 23: Hoare triple {353#true} ~cond := #in~cond; {353#true} is VALID [2022-04-08 12:28:53,917 INFO L290 TraceCheckUtils]: 24: Hoare triple {353#true} assume !(0 == ~cond); {353#true} is VALID [2022-04-08 12:28:53,917 INFO L290 TraceCheckUtils]: 25: Hoare triple {353#true} assume true; {353#true} is VALID [2022-04-08 12:28:53,917 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {353#true} {353#true} #100#return; {353#true} is VALID [2022-04-08 12:28:53,920 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 12:28:53,921 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 12:28:53,921 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 12:28:53,923 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 12:28:53,924 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 12:28:53,924 INFO L290 TraceCheckUtils]: 32: Hoare triple {454#(<= 1 __VERIFIER_assert_~cond)} assume 0 == ~cond; {354#false} is VALID [2022-04-08 12:28:53,925 INFO L290 TraceCheckUtils]: 33: Hoare triple {354#false} assume !false; {354#false} is VALID [2022-04-08 12:28:53,926 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 12:28:53,926 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-04-08 12:28:53,926 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-08 12:28:53,926 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [388769753] [2022-04-08 12:28:53,926 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-04-08 12:28:53,926 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1675289093] [2022-04-08 12:28:53,927 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1675289093] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 12:28:53,927 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 12:28:53,927 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-04-08 12:28:53,928 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-08 12:28:53,928 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [1114797643] [2022-04-08 12:28:53,929 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [1114797643] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 12:28:53,929 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 12:28:53,929 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-04-08 12:28:53,929 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [645365260] [2022-04-08 12:28:53,929 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-08 12:28:53,930 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 12:28:53,930 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-08 12:28:53,930 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 12:28:53,947 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 12:28:53,948 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-04-08 12:28:53,951 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-08 12:28:53,952 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-04-08 12:28:53,952 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-04-08 12:28:53,957 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 12:28:54,251 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 12:28:54,251 INFO L93 Difference]: Finished difference Result 54 states and 69 transitions. [2022-04-08 12:28:54,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-04-08 12:28:54,251 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 12:28:54,252 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-08 12:28:54,252 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 12:28:54,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 69 transitions. [2022-04-08 12:28:54,258 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 12:28:54,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 69 transitions. [2022-04-08 12:28:54,263 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 6 states and 69 transitions. [2022-04-08 12:28:54,312 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 12:28:54,315 INFO L225 Difference]: With dead ends: 54 [2022-04-08 12:28:54,315 INFO L226 Difference]: Without dead ends: 51 [2022-04-08 12:28:54,315 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 12:28:54,316 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 12:28:54,317 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 12:28:54,317 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51 states. [2022-04-08 12:28:54,326 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51 to 50. [2022-04-08 12:28:54,326 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-08 12:28:54,326 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 12:28:54,326 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 12:28:54,327 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 12:28:54,329 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 12:28:54,329 INFO L93 Difference]: Finished difference Result 51 states and 65 transitions. [2022-04-08 12:28:54,329 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 65 transitions. [2022-04-08 12:28:54,330 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 12:28:54,330 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 12:28:54,330 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 12:28:54,331 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 12:28:54,333 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 12:28:54,333 INFO L93 Difference]: Finished difference Result 51 states and 65 transitions. [2022-04-08 12:28:54,333 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 65 transitions. [2022-04-08 12:28:54,334 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 12:28:54,334 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 12:28:54,334 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-08 12:28:54,334 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-08 12:28:54,334 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 12:28:54,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 64 transitions. [2022-04-08 12:28:54,336 INFO L78 Accepts]: Start accepts. Automaton has 50 states and 64 transitions. Word has length 34 [2022-04-08 12:28:54,336 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-08 12:28:54,336 INFO L478 AbstractCegarLoop]: Abstraction has 50 states and 64 transitions. [2022-04-08 12:28:54,337 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 12:28:54,337 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 50 states and 64 transitions. [2022-04-08 12:28:54,391 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 12:28:54,391 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 64 transitions. [2022-04-08 12:28:54,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-04-08 12:28:54,392 INFO L491 BasicCegarLoop]: Found error trace [2022-04-08 12:28:54,392 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 12:28:54,409 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2022-04-08 12:28:54,610 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 12:28:54,610 INFO L403 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-08 12:28:54,610 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-08 12:28:54,611 INFO L85 PathProgramCache]: Analyzing trace with hash 584996456, now seen corresponding path program 1 times [2022-04-08 12:28:54,611 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-08 12:28:54,611 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [683420044] [2022-04-08 12:28:54,611 INFO L202 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-04-08 12:28:54,611 INFO L85 PathProgramCache]: Analyzing trace with hash 584996456, now seen corresponding path program 2 times [2022-04-08 12:28:54,611 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-08 12:28:54,611 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [970059014] [2022-04-08 12:28:54,612 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-08 12:28:54,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-08 12:28:54,625 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-04-08 12:28:54,625 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [822640959] [2022-04-08 12:28:54,626 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-04-08 12:28:54,626 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-08 12:28:54,626 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-08 12:28:54,631 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 12:28:54,633 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 12:28:54,668 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-04-08 12:28:54,669 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-08 12:28:54,669 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 9 conjunts are in the unsatisfiable core [2022-04-08 12:28:54,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 12:28:54,679 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-08 12:28:54,808 INFO L272 TraceCheckUtils]: 0: Hoare triple {774#true} call ULTIMATE.init(); {774#true} is VALID [2022-04-08 12:28:54,808 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 12:28:54,808 INFO L290 TraceCheckUtils]: 2: Hoare triple {774#true} assume true; {774#true} is VALID [2022-04-08 12:28:54,809 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {774#true} {774#true} #112#return; {774#true} is VALID [2022-04-08 12:28:54,809 INFO L272 TraceCheckUtils]: 4: Hoare triple {774#true} call #t~ret6 := main(); {774#true} is VALID [2022-04-08 12:28:54,809 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 12:28:54,809 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 12:28:54,809 INFO L290 TraceCheckUtils]: 7: Hoare triple {774#true} ~cond := #in~cond; {774#true} is VALID [2022-04-08 12:28:54,809 INFO L290 TraceCheckUtils]: 8: Hoare triple {774#true} assume !(0 == ~cond); {774#true} is VALID [2022-04-08 12:28:54,809 INFO L290 TraceCheckUtils]: 9: Hoare triple {774#true} assume true; {774#true} is VALID [2022-04-08 12:28:54,810 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {774#true} {774#true} #94#return; {774#true} is VALID [2022-04-08 12:28:54,810 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 12:28:54,810 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 12:28:54,810 INFO L290 TraceCheckUtils]: 13: Hoare triple {774#true} ~cond := #in~cond; {774#true} is VALID [2022-04-08 12:28:54,810 INFO L290 TraceCheckUtils]: 14: Hoare triple {774#true} assume !(0 == ~cond); {774#true} is VALID [2022-04-08 12:28:54,810 INFO L290 TraceCheckUtils]: 15: Hoare triple {774#true} assume true; {774#true} is VALID [2022-04-08 12:28:54,810 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {774#true} {774#true} #96#return; {774#true} is VALID [2022-04-08 12:28:54,810 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 12:28:54,811 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 12:28:54,811 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 12:28:54,812 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 12:28:54,812 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 12:28:54,812 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 12:28:54,812 INFO L290 TraceCheckUtils]: 23: Hoare triple {774#true} ~cond := #in~cond; {774#true} is VALID [2022-04-08 12:28:54,812 INFO L290 TraceCheckUtils]: 24: Hoare triple {774#true} assume !(0 == ~cond); {774#true} is VALID [2022-04-08 12:28:54,813 INFO L290 TraceCheckUtils]: 25: Hoare triple {774#true} assume true; {774#true} is VALID [2022-04-08 12:28:54,813 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 12:28:54,814 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 12:28:54,814 INFO L290 TraceCheckUtils]: 28: Hoare triple {863#(<= 1 main_~a~0)} assume !false; {863#(<= 1 main_~a~0)} is VALID [2022-04-08 12:28:54,814 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 12:28:54,815 INFO L290 TraceCheckUtils]: 30: Hoare triple {870#(<= 1 main_~c~0)} assume !false; {870#(<= 1 main_~c~0)} is VALID [2022-04-08 12:28:54,815 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 12:28:54,815 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 12:28:54,816 INFO L290 TraceCheckUtils]: 33: Hoare triple {880#(<= 1 main_~b~0)} assume !false; {880#(<= 1 main_~b~0)} is VALID [2022-04-08 12:28:54,816 INFO L290 TraceCheckUtils]: 34: Hoare triple {880#(<= 1 main_~b~0)} assume !(0 != ~b~0); {775#false} is VALID [2022-04-08 12:28:54,816 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 12:28:54,816 INFO L290 TraceCheckUtils]: 36: Hoare triple {775#false} ~cond := #in~cond; {775#false} is VALID [2022-04-08 12:28:54,817 INFO L290 TraceCheckUtils]: 37: Hoare triple {775#false} assume 0 == ~cond; {775#false} is VALID [2022-04-08 12:28:54,817 INFO L290 TraceCheckUtils]: 38: Hoare triple {775#false} assume !false; {775#false} is VALID [2022-04-08 12:28:54,817 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 12:28:54,817 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-08 12:28:55,006 INFO L290 TraceCheckUtils]: 38: Hoare triple {775#false} assume !false; {775#false} is VALID [2022-04-08 12:28:55,006 INFO L290 TraceCheckUtils]: 37: Hoare triple {775#false} assume 0 == ~cond; {775#false} is VALID [2022-04-08 12:28:55,006 INFO L290 TraceCheckUtils]: 36: Hoare triple {775#false} ~cond := #in~cond; {775#false} is VALID [2022-04-08 12:28:55,006 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 12:28:55,007 INFO L290 TraceCheckUtils]: 34: Hoare triple {880#(<= 1 main_~b~0)} assume !(0 != ~b~0); {775#false} is VALID [2022-04-08 12:28:55,007 INFO L290 TraceCheckUtils]: 33: Hoare triple {880#(<= 1 main_~b~0)} assume !false; {880#(<= 1 main_~b~0)} is VALID [2022-04-08 12:28:55,008 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 12:28:55,008 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 12:28:55,008 INFO L290 TraceCheckUtils]: 30: Hoare triple {870#(<= 1 main_~c~0)} assume !false; {870#(<= 1 main_~c~0)} is VALID [2022-04-08 12:28:55,009 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 12:28:55,009 INFO L290 TraceCheckUtils]: 28: Hoare triple {863#(<= 1 main_~a~0)} assume !false; {863#(<= 1 main_~a~0)} is VALID [2022-04-08 12:28:55,009 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 12:28:55,010 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 12:28:55,010 INFO L290 TraceCheckUtils]: 25: Hoare triple {774#true} assume true; {774#true} is VALID [2022-04-08 12:28:55,010 INFO L290 TraceCheckUtils]: 24: Hoare triple {774#true} assume !(0 == ~cond); {774#true} is VALID [2022-04-08 12:28:55,010 INFO L290 TraceCheckUtils]: 23: Hoare triple {774#true} ~cond := #in~cond; {774#true} is VALID [2022-04-08 12:28:55,010 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 12:28:55,011 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 12:28:55,011 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 12:28:55,012 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 12:28:55,012 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 12:28:55,012 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 12:28:55,012 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {774#true} {774#true} #96#return; {774#true} is VALID [2022-04-08 12:28:55,012 INFO L290 TraceCheckUtils]: 15: Hoare triple {774#true} assume true; {774#true} is VALID [2022-04-08 12:28:55,012 INFO L290 TraceCheckUtils]: 14: Hoare triple {774#true} assume !(0 == ~cond); {774#true} is VALID [2022-04-08 12:28:55,012 INFO L290 TraceCheckUtils]: 13: Hoare triple {774#true} ~cond := #in~cond; {774#true} is VALID [2022-04-08 12:28:55,013 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 12:28:55,013 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 12:28:55,013 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {774#true} {774#true} #94#return; {774#true} is VALID [2022-04-08 12:28:55,013 INFO L290 TraceCheckUtils]: 9: Hoare triple {774#true} assume true; {774#true} is VALID [2022-04-08 12:28:55,013 INFO L290 TraceCheckUtils]: 8: Hoare triple {774#true} assume !(0 == ~cond); {774#true} is VALID [2022-04-08 12:28:55,013 INFO L290 TraceCheckUtils]: 7: Hoare triple {774#true} ~cond := #in~cond; {774#true} is VALID [2022-04-08 12:28:55,013 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 12:28:55,013 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 12:28:55,014 INFO L272 TraceCheckUtils]: 4: Hoare triple {774#true} call #t~ret6 := main(); {774#true} is VALID [2022-04-08 12:28:55,014 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {774#true} {774#true} #112#return; {774#true} is VALID [2022-04-08 12:28:55,014 INFO L290 TraceCheckUtils]: 2: Hoare triple {774#true} assume true; {774#true} is VALID [2022-04-08 12:28:55,014 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 12:28:55,014 INFO L272 TraceCheckUtils]: 0: Hoare triple {774#true} call ULTIMATE.init(); {774#true} is VALID [2022-04-08 12:28:55,014 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 12:28:55,014 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-08 12:28:55,015 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [970059014] [2022-04-08 12:28:55,015 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-04-08 12:28:55,015 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [822640959] [2022-04-08 12:28:55,015 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [822640959] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-08 12:28:55,015 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-04-08 12:28:55,015 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 9 [2022-04-08 12:28:55,015 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-08 12:28:55,015 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [683420044] [2022-04-08 12:28:55,015 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [683420044] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 12:28:55,015 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 12:28:55,016 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-04-08 12:28:55,016 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [253990386] [2022-04-08 12:28:55,016 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-08 12:28:55,016 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 12:28:55,016 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-08 12:28:55,017 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 12:28:55,035 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 12:28:55,035 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-04-08 12:28:55,035 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-08 12:28:55,036 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-04-08 12:28:55,036 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2022-04-08 12:28:55,036 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 12:28:55,644 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 12:28:55,644 INFO L93 Difference]: Finished difference Result 103 states and 143 transitions. [2022-04-08 12:28:55,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-04-08 12:28:55,644 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 12:28:55,645 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-08 12:28:55,645 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 12:28:55,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 108 transitions. [2022-04-08 12:28:55,647 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 12:28:55,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 108 transitions. [2022-04-08 12:28:55,649 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 9 states and 108 transitions. [2022-04-08 12:28:55,732 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 12:28:55,734 INFO L225 Difference]: With dead ends: 103 [2022-04-08 12:28:55,734 INFO L226 Difference]: Without dead ends: 96 [2022-04-08 12:28:55,735 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 12:28:55,736 INFO L913 BasicCegarLoop]: 50 mSDtfsCounter, 68 mSDsluCounter, 182 mSDsCounter, 0 mSdLazyCounter, 148 mSolverCounterSat, 49 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s 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, 0.2s IncrementalHoareTripleChecker+Time [2022-04-08 12:28:55,736 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [72 Valid, 232 Invalid, 197 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [49 Valid, 148 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-04-08 12:28:55,736 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96 states. [2022-04-08 12:28:55,798 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96 to 71. [2022-04-08 12:28:55,798 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-08 12:28:55,799 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 12:28:55,799 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 12:28:55,800 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 12:28:55,803 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 12:28:55,803 INFO L93 Difference]: Finished difference Result 96 states and 136 transitions. [2022-04-08 12:28:55,803 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 136 transitions. [2022-04-08 12:28:55,805 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 12:28:55,805 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 12:28:55,805 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 12:28:55,805 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 12:28:55,809 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 12:28:55,809 INFO L93 Difference]: Finished difference Result 96 states and 136 transitions. [2022-04-08 12:28:55,809 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 136 transitions. [2022-04-08 12:28:55,810 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 12:28:55,810 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 12:28:55,810 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-08 12:28:55,810 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-08 12:28:55,810 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 12:28:55,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 95 transitions. [2022-04-08 12:28:55,812 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 95 transitions. Word has length 39 [2022-04-08 12:28:55,812 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-08 12:28:55,813 INFO L478 AbstractCegarLoop]: Abstraction has 71 states and 95 transitions. [2022-04-08 12:28:55,813 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 12:28:55,813 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 71 states and 95 transitions. [2022-04-08 12:28:55,905 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 12:28:55,906 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 95 transitions. [2022-04-08 12:28:55,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-04-08 12:28:55,906 INFO L491 BasicCegarLoop]: Found error trace [2022-04-08 12:28:55,906 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 12:28:55,923 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2022-04-08 12:28:56,122 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 12:28:56,123 INFO L403 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-08 12:28:56,123 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-08 12:28:56,123 INFO L85 PathProgramCache]: Analyzing trace with hash -974923140, now seen corresponding path program 1 times [2022-04-08 12:28:56,123 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-08 12:28:56,123 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [1346063259] [2022-04-08 12:28:56,124 INFO L202 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-04-08 12:28:56,124 INFO L85 PathProgramCache]: Analyzing trace with hash -974923140, now seen corresponding path program 2 times [2022-04-08 12:28:56,124 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-08 12:28:56,124 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1171849007] [2022-04-08 12:28:56,124 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-08 12:28:56,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-08 12:28:56,141 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-04-08 12:28:56,141 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [125658355] [2022-04-08 12:28:56,142 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-04-08 12:28:56,142 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-08 12:28:56,142 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-08 12:28:56,144 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 12:28:56,145 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 12:28:56,185 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-04-08 12:28:56,185 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-08 12:28:56,186 INFO L263 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 38 conjunts are in the unsatisfiable core [2022-04-08 12:28:56,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 12:28:56,196 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-08 12:28:56,712 INFO L272 TraceCheckUtils]: 0: Hoare triple {1566#true} call ULTIMATE.init(); {1566#true} is VALID [2022-04-08 12:28:56,712 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 12:28:56,712 INFO L290 TraceCheckUtils]: 2: Hoare triple {1566#true} assume true; {1566#true} is VALID [2022-04-08 12:28:56,712 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {1566#true} {1566#true} #112#return; {1566#true} is VALID [2022-04-08 12:28:56,713 INFO L272 TraceCheckUtils]: 4: Hoare triple {1566#true} call #t~ret6 := main(); {1566#true} is VALID [2022-04-08 12:28:56,713 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 12:28:56,713 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 12:28:56,713 INFO L290 TraceCheckUtils]: 7: Hoare triple {1566#true} ~cond := #in~cond; {1566#true} is VALID [2022-04-08 12:28:56,713 INFO L290 TraceCheckUtils]: 8: Hoare triple {1566#true} assume !(0 == ~cond); {1566#true} is VALID [2022-04-08 12:28:56,713 INFO L290 TraceCheckUtils]: 9: Hoare triple {1566#true} assume true; {1566#true} is VALID [2022-04-08 12:28:56,713 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {1566#true} {1566#true} #94#return; {1566#true} is VALID [2022-04-08 12:28:56,713 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 12:28:56,713 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 12:28:56,714 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 12:28:56,714 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 12:28:56,715 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 12:28:56,715 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 12:28:56,715 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 12:28:56,716 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 12:28:56,716 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 12:28:56,716 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 12:28:56,717 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 12:28:56,717 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 12:28:56,717 INFO L290 TraceCheckUtils]: 23: Hoare triple {1566#true} ~cond := #in~cond; {1566#true} is VALID [2022-04-08 12:28:56,718 INFO L290 TraceCheckUtils]: 24: Hoare triple {1566#true} assume !(0 == ~cond); {1566#true} is VALID [2022-04-08 12:28:56,718 INFO L290 TraceCheckUtils]: 25: Hoare triple {1566#true} assume true; {1566#true} is VALID [2022-04-08 12:28:56,718 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 12:28:56,719 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 12:28:56,719 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 12:28:56,720 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 12:28:56,720 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 12:28:56,720 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 12:28:56,721 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 12:28:56,721 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 12:28:56,722 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 12:28:56,722 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 12:28:56,723 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 12:28:56,723 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 12:28:56,724 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 12:28:56,725 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 12:28:56,725 INFO L290 TraceCheckUtils]: 40: Hoare triple {1698#(<= 1 __VERIFIER_assert_~cond)} assume 0 == ~cond; {1567#false} is VALID [2022-04-08 12:28:56,725 INFO L290 TraceCheckUtils]: 41: Hoare triple {1567#false} assume !false; {1567#false} is VALID [2022-04-08 12:28:56,725 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 12:28:56,725 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-08 12:28:57,069 INFO L290 TraceCheckUtils]: 41: Hoare triple {1567#false} assume !false; {1567#false} is VALID [2022-04-08 12:28:57,070 INFO L290 TraceCheckUtils]: 40: Hoare triple {1698#(<= 1 __VERIFIER_assert_~cond)} assume 0 == ~cond; {1567#false} is VALID [2022-04-08 12:28:57,070 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 12:28:57,071 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 12:28:57,071 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 12:28:57,072 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 12:28:57,072 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 12:28:57,073 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 12:28:57,073 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 12:28:57,074 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 12:28:57,074 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 12:28:57,075 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 12:28:57,075 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 12:28:57,076 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 12:28:57,076 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 12:28:57,076 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {1566#true} {1566#true} #100#return; {1566#true} is VALID [2022-04-08 12:28:57,076 INFO L290 TraceCheckUtils]: 25: Hoare triple {1566#true} assume true; {1566#true} is VALID [2022-04-08 12:28:57,077 INFO L290 TraceCheckUtils]: 24: Hoare triple {1566#true} assume !(0 == ~cond); {1566#true} is VALID [2022-04-08 12:28:57,077 INFO L290 TraceCheckUtils]: 23: Hoare triple {1566#true} ~cond := #in~cond; {1566#true} is VALID [2022-04-08 12:28:57,077 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 12:28:57,077 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {1566#true} {1566#true} #98#return; {1566#true} is VALID [2022-04-08 12:28:57,077 INFO L290 TraceCheckUtils]: 20: Hoare triple {1566#true} assume true; {1566#true} is VALID [2022-04-08 12:28:57,077 INFO L290 TraceCheckUtils]: 19: Hoare triple {1566#true} assume !(0 == ~cond); {1566#true} is VALID [2022-04-08 12:28:57,077 INFO L290 TraceCheckUtils]: 18: Hoare triple {1566#true} ~cond := #in~cond; {1566#true} is VALID [2022-04-08 12:28:57,077 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 12:28:57,078 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {1566#true} {1566#true} #96#return; {1566#true} is VALID [2022-04-08 12:28:57,078 INFO L290 TraceCheckUtils]: 15: Hoare triple {1566#true} assume true; {1566#true} is VALID [2022-04-08 12:28:57,078 INFO L290 TraceCheckUtils]: 14: Hoare triple {1566#true} assume !(0 == ~cond); {1566#true} is VALID [2022-04-08 12:28:57,078 INFO L290 TraceCheckUtils]: 13: Hoare triple {1566#true} ~cond := #in~cond; {1566#true} is VALID [2022-04-08 12:28:57,078 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 12:28:57,078 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 12:28:57,078 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {1566#true} {1566#true} #94#return; {1566#true} is VALID [2022-04-08 12:28:57,078 INFO L290 TraceCheckUtils]: 9: Hoare triple {1566#true} assume true; {1566#true} is VALID [2022-04-08 12:28:57,079 INFO L290 TraceCheckUtils]: 8: Hoare triple {1566#true} assume !(0 == ~cond); {1566#true} is VALID [2022-04-08 12:28:57,079 INFO L290 TraceCheckUtils]: 7: Hoare triple {1566#true} ~cond := #in~cond; {1566#true} is VALID [2022-04-08 12:28:57,079 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 12:28:57,079 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 12:28:57,079 INFO L272 TraceCheckUtils]: 4: Hoare triple {1566#true} call #t~ret6 := main(); {1566#true} is VALID [2022-04-08 12:28:57,079 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {1566#true} {1566#true} #112#return; {1566#true} is VALID [2022-04-08 12:28:57,079 INFO L290 TraceCheckUtils]: 2: Hoare triple {1566#true} assume true; {1566#true} is VALID [2022-04-08 12:28:57,079 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 12:28:57,080 INFO L272 TraceCheckUtils]: 0: Hoare triple {1566#true} call ULTIMATE.init(); {1566#true} is VALID [2022-04-08 12:28:57,080 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 12:28:57,080 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-08 12:28:57,080 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1171849007] [2022-04-08 12:28:57,080 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-04-08 12:28:57,080 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [125658355] [2022-04-08 12:28:57,080 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [125658355] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-08 12:28:57,081 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-04-08 12:28:57,081 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 9] total 18 [2022-04-08 12:28:57,081 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-08 12:28:57,081 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [1346063259] [2022-04-08 12:28:57,081 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [1346063259] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 12:28:57,081 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 12:28:57,081 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-04-08 12:28:57,081 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [386995379] [2022-04-08 12:28:57,081 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-08 12:28:57,082 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 12:28:57,082 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-08 12:28:57,082 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 12:28:57,109 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 12:28:57,109 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-04-08 12:28:57,109 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-08 12:28:57,110 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-04-08 12:28:57,110 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-04-08 12:28:57,110 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 12:28:58,374 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 12:28:58,375 INFO L93 Difference]: Finished difference Result 112 states and 151 transitions. [2022-04-08 12:28:58,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-04-08 12:28:58,375 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 12:28:58,375 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-08 12:28:58,375 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 12:28:58,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 117 transitions. [2022-04-08 12:28:58,377 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 12:28:58,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 117 transitions. [2022-04-08 12:28:58,380 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 14 states and 117 transitions. [2022-04-08 12:28:58,491 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 12:28:58,493 INFO L225 Difference]: With dead ends: 112 [2022-04-08 12:28:58,493 INFO L226 Difference]: Without dead ends: 110 [2022-04-08 12:28:58,494 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 12:28:58,494 INFO L913 BasicCegarLoop]: 52 mSDtfsCounter, 89 mSDsluCounter, 193 mSDsCounter, 0 mSdLazyCounter, 358 mSolverCounterSat, 56 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s 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 12:28:58,495 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 12:28:58,495 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110 states. [2022-04-08 12:28:58,661 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110 to 93. [2022-04-08 12:28:58,661 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-08 12:28:58,661 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 12:28:58,662 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 12:28:58,662 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 12:28:58,666 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 12:28:58,666 INFO L93 Difference]: Finished difference Result 110 states and 149 transitions. [2022-04-08 12:28:58,666 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 149 transitions. [2022-04-08 12:28:58,666 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 12:28:58,666 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 12:28:58,667 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 12:28:58,667 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 12:28:58,671 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 12:28:58,671 INFO L93 Difference]: Finished difference Result 110 states and 149 transitions. [2022-04-08 12:28:58,671 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 149 transitions. [2022-04-08 12:28:58,671 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 12:28:58,671 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 12:28:58,671 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-08 12:28:58,671 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-08 12:28:58,672 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 12:28:58,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 122 transitions. [2022-04-08 12:28:58,674 INFO L78 Accepts]: Start accepts. Automaton has 93 states and 122 transitions. Word has length 42 [2022-04-08 12:28:58,674 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-08 12:28:58,675 INFO L478 AbstractCegarLoop]: Abstraction has 93 states and 122 transitions. [2022-04-08 12:28:58,675 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 12:28:58,675 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 93 states and 122 transitions. [2022-04-08 12:28:58,805 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 12:28:58,805 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 122 transitions. [2022-04-08 12:28:58,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-04-08 12:28:58,805 INFO L491 BasicCegarLoop]: Found error trace [2022-04-08 12:28:58,806 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 12:28:58,822 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2022-04-08 12:28:59,006 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 12:28:59,006 INFO L403 AbstractCegarLoop]: === Iteration 5 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-08 12:28:59,006 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-08 12:28:59,006 INFO L85 PathProgramCache]: Analyzing trace with hash 81990170, now seen corresponding path program 1 times [2022-04-08 12:28:59,007 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-08 12:28:59,007 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [285893582] [2022-04-08 12:28:59,007 INFO L202 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-04-08 12:28:59,007 INFO L85 PathProgramCache]: Analyzing trace with hash 81990170, now seen corresponding path program 2 times [2022-04-08 12:28:59,007 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-08 12:28:59,007 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1771160393] [2022-04-08 12:28:59,007 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-08 12:28:59,007 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-08 12:28:59,035 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-04-08 12:28:59,035 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1572278073] [2022-04-08 12:28:59,035 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-04-08 12:28:59,035 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-08 12:28:59,036 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-08 12:28:59,036 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 12:28:59,046 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 12:28:59,089 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-04-08 12:28:59,089 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-08 12:28:59,089 INFO L263 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 14 conjunts are in the unsatisfiable core [2022-04-08 12:28:59,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 12:28:59,101 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-08 12:28:59,387 INFO L272 TraceCheckUtils]: 0: Hoare triple {2475#true} call ULTIMATE.init(); {2475#true} is VALID [2022-04-08 12:28:59,388 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 12:28:59,388 INFO L290 TraceCheckUtils]: 2: Hoare triple {2475#true} assume true; {2475#true} is VALID [2022-04-08 12:28:59,388 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {2475#true} {2475#true} #112#return; {2475#true} is VALID [2022-04-08 12:28:59,388 INFO L272 TraceCheckUtils]: 4: Hoare triple {2475#true} call #t~ret6 := main(); {2475#true} is VALID [2022-04-08 12:28:59,388 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 12:28:59,388 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 12:28:59,388 INFO L290 TraceCheckUtils]: 7: Hoare triple {2475#true} ~cond := #in~cond; {2475#true} is VALID [2022-04-08 12:28:59,388 INFO L290 TraceCheckUtils]: 8: Hoare triple {2475#true} assume !(0 == ~cond); {2475#true} is VALID [2022-04-08 12:28:59,388 INFO L290 TraceCheckUtils]: 9: Hoare triple {2475#true} assume true; {2475#true} is VALID [2022-04-08 12:28:59,388 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {2475#true} {2475#true} #94#return; {2475#true} is VALID [2022-04-08 12:28:59,389 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 12:28:59,389 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 12:28:59,390 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 12:28:59,390 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 12:28:59,390 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 12:28:59,391 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 12:28:59,391 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 12:28:59,391 INFO L290 TraceCheckUtils]: 18: Hoare triple {2475#true} ~cond := #in~cond; {2475#true} is VALID [2022-04-08 12:28:59,391 INFO L290 TraceCheckUtils]: 19: Hoare triple {2475#true} assume !(0 == ~cond); {2475#true} is VALID [2022-04-08 12:28:59,391 INFO L290 TraceCheckUtils]: 20: Hoare triple {2475#true} assume true; {2475#true} is VALID [2022-04-08 12:28:59,392 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 12:28:59,392 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 12:28:59,392 INFO L290 TraceCheckUtils]: 23: Hoare triple {2475#true} ~cond := #in~cond; {2475#true} is VALID [2022-04-08 12:28:59,392 INFO L290 TraceCheckUtils]: 24: Hoare triple {2475#true} assume !(0 == ~cond); {2475#true} is VALID [2022-04-08 12:28:59,392 INFO L290 TraceCheckUtils]: 25: Hoare triple {2475#true} assume true; {2475#true} is VALID [2022-04-08 12:28:59,392 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 12:28:59,393 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 12:28:59,393 INFO L290 TraceCheckUtils]: 28: Hoare triple {2564#(<= 0 main_~b~0)} assume !false; {2564#(<= 0 main_~b~0)} is VALID [2022-04-08 12:28:59,393 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 12:28:59,394 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 12:28:59,394 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 12:28:59,395 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 12:28:59,395 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 12:28:59,395 INFO L290 TraceCheckUtils]: 34: Hoare triple {2475#true} ~cond := #in~cond; {2475#true} is VALID [2022-04-08 12:28:59,395 INFO L290 TraceCheckUtils]: 35: Hoare triple {2475#true} assume !(0 == ~cond); {2475#true} is VALID [2022-04-08 12:28:59,395 INFO L290 TraceCheckUtils]: 36: Hoare triple {2475#true} assume true; {2475#true} is VALID [2022-04-08 12:28:59,396 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 12:28:59,396 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 12:28:59,396 INFO L290 TraceCheckUtils]: 39: Hoare triple {2475#true} ~cond := #in~cond; {2475#true} is VALID [2022-04-08 12:28:59,396 INFO L290 TraceCheckUtils]: 40: Hoare triple {2475#true} assume !(0 == ~cond); {2475#true} is VALID [2022-04-08 12:28:59,396 INFO L290 TraceCheckUtils]: 41: Hoare triple {2475#true} assume true; {2475#true} is VALID [2022-04-08 12:28:59,397 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 12:28:59,397 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 12:28:59,398 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 12:28:59,398 INFO L290 TraceCheckUtils]: 45: Hoare triple {2618#(<= 1 __VERIFIER_assert_~cond)} assume 0 == ~cond; {2476#false} is VALID [2022-04-08 12:28:59,398 INFO L290 TraceCheckUtils]: 46: Hoare triple {2476#false} assume !false; {2476#false} is VALID [2022-04-08 12:28:59,398 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 12:28:59,398 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-08 12:28:59,606 INFO L290 TraceCheckUtils]: 46: Hoare triple {2476#false} assume !false; {2476#false} is VALID [2022-04-08 12:28:59,606 INFO L290 TraceCheckUtils]: 45: Hoare triple {2618#(<= 1 __VERIFIER_assert_~cond)} assume 0 == ~cond; {2476#false} is VALID [2022-04-08 12:28:59,607 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 12:28:59,607 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 12:28:59,608 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 12:28:59,608 INFO L290 TraceCheckUtils]: 41: Hoare triple {2475#true} assume true; {2475#true} is VALID [2022-04-08 12:28:59,608 INFO L290 TraceCheckUtils]: 40: Hoare triple {2475#true} assume !(0 == ~cond); {2475#true} is VALID [2022-04-08 12:28:59,608 INFO L290 TraceCheckUtils]: 39: Hoare triple {2475#true} ~cond := #in~cond; {2475#true} is VALID [2022-04-08 12:28:59,608 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 12:28:59,609 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 12:28:59,609 INFO L290 TraceCheckUtils]: 36: Hoare triple {2475#true} assume true; {2475#true} is VALID [2022-04-08 12:28:59,609 INFO L290 TraceCheckUtils]: 35: Hoare triple {2475#true} assume !(0 == ~cond); {2475#true} is VALID [2022-04-08 12:28:59,610 INFO L290 TraceCheckUtils]: 34: Hoare triple {2475#true} ~cond := #in~cond; {2475#true} is VALID [2022-04-08 12:28:59,610 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 12:28:59,610 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 12:28:59,611 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 12:28:59,611 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 12:28:59,611 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 12:28:59,611 INFO L290 TraceCheckUtils]: 28: Hoare triple {2475#true} assume !false; {2475#true} is VALID [2022-04-08 12:28:59,611 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 12:28:59,612 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {2475#true} {2475#true} #100#return; {2475#true} is VALID [2022-04-08 12:28:59,612 INFO L290 TraceCheckUtils]: 25: Hoare triple {2475#true} assume true; {2475#true} is VALID [2022-04-08 12:28:59,612 INFO L290 TraceCheckUtils]: 24: Hoare triple {2475#true} assume !(0 == ~cond); {2475#true} is VALID [2022-04-08 12:28:59,612 INFO L290 TraceCheckUtils]: 23: Hoare triple {2475#true} ~cond := #in~cond; {2475#true} is VALID [2022-04-08 12:28:59,612 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 12:28:59,612 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {2475#true} {2475#true} #98#return; {2475#true} is VALID [2022-04-08 12:28:59,612 INFO L290 TraceCheckUtils]: 20: Hoare triple {2475#true} assume true; {2475#true} is VALID [2022-04-08 12:28:59,612 INFO L290 TraceCheckUtils]: 19: Hoare triple {2475#true} assume !(0 == ~cond); {2475#true} is VALID [2022-04-08 12:28:59,612 INFO L290 TraceCheckUtils]: 18: Hoare triple {2475#true} ~cond := #in~cond; {2475#true} is VALID [2022-04-08 12:28:59,612 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 12:28:59,612 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {2475#true} {2475#true} #96#return; {2475#true} is VALID [2022-04-08 12:28:59,612 INFO L290 TraceCheckUtils]: 15: Hoare triple {2475#true} assume true; {2475#true} is VALID [2022-04-08 12:28:59,613 INFO L290 TraceCheckUtils]: 14: Hoare triple {2475#true} assume !(0 == ~cond); {2475#true} is VALID [2022-04-08 12:28:59,613 INFO L290 TraceCheckUtils]: 13: Hoare triple {2475#true} ~cond := #in~cond; {2475#true} is VALID [2022-04-08 12:28:59,613 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 12:28:59,613 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 12:28:59,613 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {2475#true} {2475#true} #94#return; {2475#true} is VALID [2022-04-08 12:28:59,613 INFO L290 TraceCheckUtils]: 9: Hoare triple {2475#true} assume true; {2475#true} is VALID [2022-04-08 12:28:59,613 INFO L290 TraceCheckUtils]: 8: Hoare triple {2475#true} assume !(0 == ~cond); {2475#true} is VALID [2022-04-08 12:28:59,613 INFO L290 TraceCheckUtils]: 7: Hoare triple {2475#true} ~cond := #in~cond; {2475#true} is VALID [2022-04-08 12:28:59,613 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 12:28:59,613 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 12:28:59,613 INFO L272 TraceCheckUtils]: 4: Hoare triple {2475#true} call #t~ret6 := main(); {2475#true} is VALID [2022-04-08 12:28:59,614 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {2475#true} {2475#true} #112#return; {2475#true} is VALID [2022-04-08 12:28:59,614 INFO L290 TraceCheckUtils]: 2: Hoare triple {2475#true} assume true; {2475#true} is VALID [2022-04-08 12:28:59,614 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 12:28:59,614 INFO L272 TraceCheckUtils]: 0: Hoare triple {2475#true} call ULTIMATE.init(); {2475#true} is VALID [2022-04-08 12:28:59,614 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 12:28:59,614 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-08 12:28:59,616 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1771160393] [2022-04-08 12:28:59,616 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-04-08 12:28:59,618 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1572278073] [2022-04-08 12:28:59,618 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1572278073] provided 1 perfect and 1 imperfect interpolant sequences [2022-04-08 12:28:59,618 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-04-08 12:28:59,619 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [9] total 10 [2022-04-08 12:28:59,619 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-08 12:28:59,619 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [285893582] [2022-04-08 12:28:59,619 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [285893582] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 12:28:59,619 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 12:28:59,619 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-04-08 12:28:59,620 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1897090257] [2022-04-08 12:28:59,620 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-08 12:28:59,620 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 12:28:59,620 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-08 12:28:59,620 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 12:28:59,640 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 12:28:59,640 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-04-08 12:28:59,640 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-08 12:28:59,640 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-04-08 12:28:59,641 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2022-04-08 12:28:59,641 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 12:29:00,061 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 12:29:00,061 INFO L93 Difference]: Finished difference Result 130 states and 179 transitions. [2022-04-08 12:29:00,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-04-08 12:29:00,062 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 12:29:00,063 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-08 12:29:00,063 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 12:29:00,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 65 transitions. [2022-04-08 12:29:00,065 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 12:29:00,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 65 transitions. [2022-04-08 12:29:00,066 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 5 states and 65 transitions. [2022-04-08 12:29:00,106 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 12:29:00,109 INFO L225 Difference]: With dead ends: 130 [2022-04-08 12:29:00,109 INFO L226 Difference]: Without dead ends: 128 [2022-04-08 12:29:00,110 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 94 GetRequests, 84 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2022-04-08 12:29:00,111 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 12:29:00,111 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 12:29:00,111 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 128 states. [2022-04-08 12:29:00,345 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 128 to 123. [2022-04-08 12:29:00,345 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-08 12:29:00,345 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 12:29:00,346 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 12:29:00,346 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 12:29:00,350 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 12:29:00,350 INFO L93 Difference]: Finished difference Result 128 states and 177 transitions. [2022-04-08 12:29:00,350 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 177 transitions. [2022-04-08 12:29:00,351 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 12:29:00,351 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 12:29:00,351 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 12:29:00,351 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 12:29:00,355 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 12:29:00,355 INFO L93 Difference]: Finished difference Result 128 states and 177 transitions. [2022-04-08 12:29:00,355 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 177 transitions. [2022-04-08 12:29:00,356 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 12:29:00,356 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 12:29:00,356 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-08 12:29:00,356 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-08 12:29:00,357 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 12:29:00,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 123 states and 172 transitions. [2022-04-08 12:29:00,361 INFO L78 Accepts]: Start accepts. Automaton has 123 states and 172 transitions. Word has length 47 [2022-04-08 12:29:00,361 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-08 12:29:00,361 INFO L478 AbstractCegarLoop]: Abstraction has 123 states and 172 transitions. [2022-04-08 12:29:00,361 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 12:29:00,361 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 123 states and 172 transitions. [2022-04-08 12:29:00,545 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 12:29:00,545 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 172 transitions. [2022-04-08 12:29:00,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-04-08 12:29:00,546 INFO L491 BasicCegarLoop]: Found error trace [2022-04-08 12:29:00,546 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 12:29:00,562 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 12:29:00,754 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 12:29:00,754 INFO L403 AbstractCegarLoop]: === Iteration 6 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-08 12:29:00,754 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-08 12:29:00,754 INFO L85 PathProgramCache]: Analyzing trace with hash 1524769911, now seen corresponding path program 1 times [2022-04-08 12:29:00,754 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-08 12:29:00,754 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [1334593906] [2022-04-08 12:29:00,755 INFO L202 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-04-08 12:29:00,755 INFO L85 PathProgramCache]: Analyzing trace with hash 1524769911, now seen corresponding path program 2 times [2022-04-08 12:29:00,755 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-08 12:29:00,755 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1697087057] [2022-04-08 12:29:00,755 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-08 12:29:00,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-08 12:29:00,768 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-04-08 12:29:00,768 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [839919448] [2022-04-08 12:29:00,768 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-04-08 12:29:00,768 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-08 12:29:00,768 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-08 12:29:00,769 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 12:29:00,792 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 12:29:00,845 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-04-08 12:29:00,845 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-08 12:29:00,846 INFO L263 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 33 conjunts are in the unsatisfiable core [2022-04-08 12:29:00,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 12:29:00,859 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-08 12:29:10,077 INFO L272 TraceCheckUtils]: 0: Hoare triple {3530#true} call ULTIMATE.init(); {3530#true} is VALID [2022-04-08 12:29:10,077 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 12:29:10,077 INFO L290 TraceCheckUtils]: 2: Hoare triple {3530#true} assume true; {3530#true} is VALID [2022-04-08 12:29:10,077 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {3530#true} {3530#true} #112#return; {3530#true} is VALID [2022-04-08 12:29:10,077 INFO L272 TraceCheckUtils]: 4: Hoare triple {3530#true} call #t~ret6 := main(); {3530#true} is VALID [2022-04-08 12:29:10,077 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 12:29:10,077 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 12:29:10,077 INFO L290 TraceCheckUtils]: 7: Hoare triple {3530#true} ~cond := #in~cond; {3530#true} is VALID [2022-04-08 12:29:10,077 INFO L290 TraceCheckUtils]: 8: Hoare triple {3530#true} assume !(0 == ~cond); {3530#true} is VALID [2022-04-08 12:29:10,078 INFO L290 TraceCheckUtils]: 9: Hoare triple {3530#true} assume true; {3530#true} is VALID [2022-04-08 12:29:10,078 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {3530#true} {3530#true} #94#return; {3530#true} is VALID [2022-04-08 12:29:10,078 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 12:29:10,078 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 12:29:10,078 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 12:29:10,079 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 12:29:10,080 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 12:29:10,080 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 12:29:10,080 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 12:29:10,080 INFO L290 TraceCheckUtils]: 18: Hoare triple {3530#true} ~cond := #in~cond; {3530#true} is VALID [2022-04-08 12:29:10,080 INFO L290 TraceCheckUtils]: 19: Hoare triple {3530#true} assume !(0 == ~cond); {3530#true} is VALID [2022-04-08 12:29:10,081 INFO L290 TraceCheckUtils]: 20: Hoare triple {3530#true} assume true; {3530#true} is VALID [2022-04-08 12:29:10,081 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 12:29:10,081 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 12:29:10,081 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 12:29:10,082 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 12:29:10,082 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 12:29:10,082 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 12:29:10,083 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 12:29:10,083 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 12:29:10,084 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 12:29:10,084 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 12:29:10,085 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 12:29:10,087 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 12:29:10,090 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 12:29:10,091 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 12:29:10,092 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 12:29:10,093 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 12:29:10,093 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 12:29:10,093 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 12:29:10,094 INFO L290 TraceCheckUtils]: 39: Hoare triple {3530#true} ~cond := #in~cond; {3530#true} is VALID [2022-04-08 12:29:10,094 INFO L290 TraceCheckUtils]: 40: Hoare triple {3530#true} assume !(0 == ~cond); {3530#true} is VALID [2022-04-08 12:29:10,094 INFO L290 TraceCheckUtils]: 41: Hoare triple {3530#true} assume true; {3530#true} is VALID [2022-04-08 12:29:10,103 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 12:29:10,104 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 12:29:10,104 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 12:29:10,105 INFO L290 TraceCheckUtils]: 45: Hoare triple {3675#(<= 1 __VERIFIER_assert_~cond)} assume 0 == ~cond; {3531#false} is VALID [2022-04-08 12:29:10,105 INFO L290 TraceCheckUtils]: 46: Hoare triple {3531#false} assume !false; {3531#false} is VALID [2022-04-08 12:29:10,105 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 12:29:10,105 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-08 12:30:36,645 INFO L290 TraceCheckUtils]: 46: Hoare triple {3531#false} assume !false; {3531#false} is VALID [2022-04-08 12:30:36,646 INFO L290 TraceCheckUtils]: 45: Hoare triple {3675#(<= 1 __VERIFIER_assert_~cond)} assume 0 == ~cond; {3531#false} is VALID [2022-04-08 12:30:36,646 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 12:30:36,647 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 12:30:36,648 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 12:30:36,648 INFO L290 TraceCheckUtils]: 41: Hoare triple {3530#true} assume true; {3530#true} is VALID [2022-04-08 12:30:36,648 INFO L290 TraceCheckUtils]: 40: Hoare triple {3530#true} assume !(0 == ~cond); {3530#true} is VALID [2022-04-08 12:30:36,648 INFO L290 TraceCheckUtils]: 39: Hoare triple {3530#true} ~cond := #in~cond; {3530#true} is VALID [2022-04-08 12:30:36,648 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 12:30:36,649 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 12:30:36,649 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 12:30:36,649 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 12:30:36,650 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 12:30:36,650 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 12:30:36,815 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 12:30:36,816 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 12:30:36,816 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 12:30:36,817 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 12:30:36,817 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 12:30:36,817 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 12:30:36,818 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {3530#true} {3530#true} #100#return; {3530#true} is VALID [2022-04-08 12:30:36,818 INFO L290 TraceCheckUtils]: 25: Hoare triple {3530#true} assume true; {3530#true} is VALID [2022-04-08 12:30:36,818 INFO L290 TraceCheckUtils]: 24: Hoare triple {3530#true} assume !(0 == ~cond); {3530#true} is VALID [2022-04-08 12:30:36,818 INFO L290 TraceCheckUtils]: 23: Hoare triple {3530#true} ~cond := #in~cond; {3530#true} is VALID [2022-04-08 12:30:36,818 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 12:30:36,818 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {3530#true} {3530#true} #98#return; {3530#true} is VALID [2022-04-08 12:30:36,818 INFO L290 TraceCheckUtils]: 20: Hoare triple {3530#true} assume true; {3530#true} is VALID [2022-04-08 12:30:36,818 INFO L290 TraceCheckUtils]: 19: Hoare triple {3530#true} assume !(0 == ~cond); {3530#true} is VALID [2022-04-08 12:30:36,818 INFO L290 TraceCheckUtils]: 18: Hoare triple {3530#true} ~cond := #in~cond; {3530#true} is VALID [2022-04-08 12:30:36,818 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 12:30:36,818 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {3530#true} {3530#true} #96#return; {3530#true} is VALID [2022-04-08 12:30:36,818 INFO L290 TraceCheckUtils]: 15: Hoare triple {3530#true} assume true; {3530#true} is VALID [2022-04-08 12:30:36,819 INFO L290 TraceCheckUtils]: 14: Hoare triple {3530#true} assume !(0 == ~cond); {3530#true} is VALID [2022-04-08 12:30:36,819 INFO L290 TraceCheckUtils]: 13: Hoare triple {3530#true} ~cond := #in~cond; {3530#true} is VALID [2022-04-08 12:30:36,819 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 12:30:36,819 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 12:30:36,819 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {3530#true} {3530#true} #94#return; {3530#true} is VALID [2022-04-08 12:30:36,819 INFO L290 TraceCheckUtils]: 9: Hoare triple {3530#true} assume true; {3530#true} is VALID [2022-04-08 12:30:36,819 INFO L290 TraceCheckUtils]: 8: Hoare triple {3530#true} assume !(0 == ~cond); {3530#true} is VALID [2022-04-08 12:30:36,819 INFO L290 TraceCheckUtils]: 7: Hoare triple {3530#true} ~cond := #in~cond; {3530#true} is VALID [2022-04-08 12:30:36,819 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 12:30:36,819 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 12:30:36,819 INFO L272 TraceCheckUtils]: 4: Hoare triple {3530#true} call #t~ret6 := main(); {3530#true} is VALID [2022-04-08 12:30:36,819 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {3530#true} {3530#true} #112#return; {3530#true} is VALID [2022-04-08 12:30:36,819 INFO L290 TraceCheckUtils]: 2: Hoare triple {3530#true} assume true; {3530#true} is VALID [2022-04-08 12:30:36,819 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 12:30:36,820 INFO L272 TraceCheckUtils]: 0: Hoare triple {3530#true} call ULTIMATE.init(); {3530#true} is VALID [2022-04-08 12:30:36,820 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 12:30:36,820 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-08 12:30:36,820 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1697087057] [2022-04-08 12:30:36,820 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-04-08 12:30:36,820 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [839919448] [2022-04-08 12:30:36,820 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [839919448] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-08 12:30:36,820 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-04-08 12:30:36,820 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 7] total 14 [2022-04-08 12:30:36,821 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-08 12:30:36,821 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [1334593906] [2022-04-08 12:30:36,821 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [1334593906] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 12:30:36,821 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 12:30:36,821 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-04-08 12:30:36,821 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [230455316] [2022-04-08 12:30:36,821 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-08 12:30:36,821 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 12:30:36,821 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-08 12:30:36,822 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 12:30:36,850 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 12:30:36,850 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-04-08 12:30:36,851 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-08 12:30:36,851 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-04-08 12:30:36,851 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=147, Unknown=0, NotChecked=0, Total=182 [2022-04-08 12:30:36,851 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 12:30:37,940 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 12:30:37,940 INFO L93 Difference]: Finished difference Result 137 states and 184 transitions. [2022-04-08 12:30:37,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-04-08 12:30:37,940 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 12:30:37,940 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-08 12:30:37,940 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 12:30:37,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 101 transitions. [2022-04-08 12:30:37,942 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 12:30:37,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 101 transitions. [2022-04-08 12:30:37,944 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 11 states and 101 transitions. [2022-04-08 12:30:38,025 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 12:30:38,027 INFO L225 Difference]: With dead ends: 137 [2022-04-08 12:30:38,027 INFO L226 Difference]: Without dead ends: 135 [2022-04-08 12:30:38,027 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 12:30:38,028 INFO L913 BasicCegarLoop]: 47 mSDtfsCounter, 58 mSDsluCounter, 184 mSDsCounter, 0 mSdLazyCounter, 253 mSolverCounterSat, 27 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s 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, 0.4s IncrementalHoareTripleChecker+Time [2022-04-08 12:30:38,028 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [70 Valid, 231 Invalid, 280 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [27 Valid, 253 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-04-08 12:30:38,028 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 135 states. [2022-04-08 12:30:38,269 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 135 to 131. [2022-04-08 12:30:38,269 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-08 12:30:38,270 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 12:30:38,270 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 12:30:38,270 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 12:30:38,274 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 12:30:38,274 INFO L93 Difference]: Finished difference Result 135 states and 182 transitions. [2022-04-08 12:30:38,274 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 182 transitions. [2022-04-08 12:30:38,274 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 12:30:38,274 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 12:30:38,275 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 12:30:38,275 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 12:30:38,278 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 12:30:38,278 INFO L93 Difference]: Finished difference Result 135 states and 182 transitions. [2022-04-08 12:30:38,278 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 182 transitions. [2022-04-08 12:30:38,279 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 12:30:38,279 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 12:30:38,279 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-08 12:30:38,279 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-08 12:30:38,279 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 12:30:38,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 131 states and 178 transitions. [2022-04-08 12:30:38,283 INFO L78 Accepts]: Start accepts. Automaton has 131 states and 178 transitions. Word has length 47 [2022-04-08 12:30:38,283 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-08 12:30:38,283 INFO L478 AbstractCegarLoop]: Abstraction has 131 states and 178 transitions. [2022-04-08 12:30:38,283 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 12:30:38,283 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 131 states and 178 transitions. [2022-04-08 12:30:38,476 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 12:30:38,476 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 178 transitions. [2022-04-08 12:30:38,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-04-08 12:30:38,477 INFO L491 BasicCegarLoop]: Found error trace [2022-04-08 12:30:38,477 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 12:30:38,493 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 12:30:38,677 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 12:30:38,677 INFO L403 AbstractCegarLoop]: === Iteration 7 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-08 12:30:38,678 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-08 12:30:38,678 INFO L85 PathProgramCache]: Analyzing trace with hash 1836145722, now seen corresponding path program 3 times [2022-04-08 12:30:38,678 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-08 12:30:38,678 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [1229518489] [2022-04-08 12:30:38,678 INFO L202 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-04-08 12:30:38,678 INFO L85 PathProgramCache]: Analyzing trace with hash 1836145722, now seen corresponding path program 4 times [2022-04-08 12:30:38,678 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-08 12:30:38,679 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [6792249] [2022-04-08 12:30:38,679 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-08 12:30:38,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-08 12:30:38,692 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-04-08 12:30:38,692 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [324281083] [2022-04-08 12:30:38,692 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-04-08 12:30:38,692 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-08 12:30:38,693 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-08 12:30:38,707 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 12:30:38,708 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 12:30:38,745 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-04-08 12:30:38,745 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-08 12:30:38,746 INFO L263 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 5 conjunts are in the unsatisfiable core [2022-04-08 12:30:38,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 12:30:38,757 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-08 12:30:38,891 INFO L272 TraceCheckUtils]: 0: Hoare triple {4637#true} call ULTIMATE.init(); {4637#true} is VALID [2022-04-08 12:30:38,892 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 12:30:38,892 INFO L290 TraceCheckUtils]: 2: Hoare triple {4637#true} assume true; {4637#true} is VALID [2022-04-08 12:30:38,892 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {4637#true} {4637#true} #112#return; {4637#true} is VALID [2022-04-08 12:30:38,892 INFO L272 TraceCheckUtils]: 4: Hoare triple {4637#true} call #t~ret6 := main(); {4637#true} is VALID [2022-04-08 12:30:38,892 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 12:30:38,892 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 12:30:38,892 INFO L290 TraceCheckUtils]: 7: Hoare triple {4637#true} ~cond := #in~cond; {4637#true} is VALID [2022-04-08 12:30:38,892 INFO L290 TraceCheckUtils]: 8: Hoare triple {4637#true} assume !(0 == ~cond); {4637#true} is VALID [2022-04-08 12:30:38,892 INFO L290 TraceCheckUtils]: 9: Hoare triple {4637#true} assume true; {4637#true} is VALID [2022-04-08 12:30:38,893 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {4637#true} {4637#true} #94#return; {4637#true} is VALID [2022-04-08 12:30:38,893 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 12:30:38,893 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 12:30:38,893 INFO L290 TraceCheckUtils]: 13: Hoare triple {4637#true} ~cond := #in~cond; {4637#true} is VALID [2022-04-08 12:30:38,893 INFO L290 TraceCheckUtils]: 14: Hoare triple {4637#true} assume !(0 == ~cond); {4637#true} is VALID [2022-04-08 12:30:38,893 INFO L290 TraceCheckUtils]: 15: Hoare triple {4637#true} assume true; {4637#true} is VALID [2022-04-08 12:30:38,893 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {4637#true} {4637#true} #96#return; {4637#true} is VALID [2022-04-08 12:30:38,893 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 12:30:38,893 INFO L290 TraceCheckUtils]: 18: Hoare triple {4637#true} ~cond := #in~cond; {4637#true} is VALID [2022-04-08 12:30:38,893 INFO L290 TraceCheckUtils]: 19: Hoare triple {4637#true} assume !(0 == ~cond); {4637#true} is VALID [2022-04-08 12:30:38,894 INFO L290 TraceCheckUtils]: 20: Hoare triple {4637#true} assume true; {4637#true} is VALID [2022-04-08 12:30:38,894 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {4637#true} {4637#true} #98#return; {4637#true} is VALID [2022-04-08 12:30:38,894 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 12:30:38,894 INFO L290 TraceCheckUtils]: 23: Hoare triple {4637#true} ~cond := #in~cond; {4637#true} is VALID [2022-04-08 12:30:38,894 INFO L290 TraceCheckUtils]: 24: Hoare triple {4637#true} assume !(0 == ~cond); {4637#true} is VALID [2022-04-08 12:30:38,894 INFO L290 TraceCheckUtils]: 25: Hoare triple {4637#true} assume true; {4637#true} is VALID [2022-04-08 12:30:38,894 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {4637#true} {4637#true} #100#return; {4637#true} is VALID [2022-04-08 12:30:38,894 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 12:30:38,894 INFO L290 TraceCheckUtils]: 28: Hoare triple {4637#true} assume !false; {4637#true} is VALID [2022-04-08 12:30:38,894 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 12:30:38,895 INFO L290 TraceCheckUtils]: 30: Hoare triple {4637#true} assume !false; {4637#true} is VALID [2022-04-08 12:30:38,895 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 12:30:38,896 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 12:30:38,896 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 12:30:38,907 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 12:30:38,908 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 12:30:38,908 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 12:30:38,908 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 12:30:38,908 INFO L290 TraceCheckUtils]: 38: Hoare triple {4638#false} assume !false; {4638#false} is VALID [2022-04-08 12:30:38,908 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 12:30:38,909 INFO L290 TraceCheckUtils]: 40: Hoare triple {4638#false} assume !false; {4638#false} is VALID [2022-04-08 12:30:38,909 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 12:30:38,909 INFO L290 TraceCheckUtils]: 42: Hoare triple {4638#false} assume !false; {4638#false} is VALID [2022-04-08 12:30:38,909 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 12:30:38,909 INFO L290 TraceCheckUtils]: 44: Hoare triple {4638#false} ~cond := #in~cond; {4638#false} is VALID [2022-04-08 12:30:38,909 INFO L290 TraceCheckUtils]: 45: Hoare triple {4638#false} assume 0 == ~cond; {4638#false} is VALID [2022-04-08 12:30:38,909 INFO L290 TraceCheckUtils]: 46: Hoare triple {4638#false} assume !false; {4638#false} is VALID [2022-04-08 12:30:38,909 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 12:30:38,909 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-04-08 12:30:38,909 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-08 12:30:38,909 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [6792249] [2022-04-08 12:30:38,910 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-04-08 12:30:38,910 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [324281083] [2022-04-08 12:30:38,910 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [324281083] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 12:30:38,910 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 12:30:38,910 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-04-08 12:30:38,910 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-08 12:30:38,910 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [1229518489] [2022-04-08 12:30:38,910 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [1229518489] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 12:30:38,910 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 12:30:38,910 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-04-08 12:30:38,910 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1214266331] [2022-04-08 12:30:38,910 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-08 12:30:38,911 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 12:30:38,911 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-08 12:30:38,911 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 12:30:38,938 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 12:30:38,938 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-04-08 12:30:38,938 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-08 12:30:38,939 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-04-08 12:30:38,939 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-04-08 12:30:38,940 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 12:30:39,444 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 12:30:39,444 INFO L93 Difference]: Finished difference Result 170 states and 230 transitions. [2022-04-08 12:30:39,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-04-08 12:30:39,444 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 12:30:39,445 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-08 12:30:39,445 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 12:30:39,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 102 transitions. [2022-04-08 12:30:39,447 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 12:30:39,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 102 transitions. [2022-04-08 12:30:39,448 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 6 states and 102 transitions. [2022-04-08 12:30:39,530 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 12:30:39,533 INFO L225 Difference]: With dead ends: 170 [2022-04-08 12:30:39,533 INFO L226 Difference]: Without dead ends: 114 [2022-04-08 12:30:39,534 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 12:30:39,534 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 12:30:39,534 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 12:30:39,535 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114 states. [2022-04-08 12:30:39,770 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114 to 106. [2022-04-08 12:30:39,770 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-08 12:30:39,771 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 12:30:39,771 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 12:30:39,772 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 12:30:39,775 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 12:30:39,775 INFO L93 Difference]: Finished difference Result 114 states and 146 transitions. [2022-04-08 12:30:39,776 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 146 transitions. [2022-04-08 12:30:39,776 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 12:30:39,776 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 12:30:39,776 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 12:30:39,777 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 12:30:39,780 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 12:30:39,780 INFO L93 Difference]: Finished difference Result 114 states and 146 transitions. [2022-04-08 12:30:39,780 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 146 transitions. [2022-04-08 12:30:39,781 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 12:30:39,781 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 12:30:39,781 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-08 12:30:39,781 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-08 12:30:39,781 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 12:30:39,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 137 transitions. [2022-04-08 12:30:39,785 INFO L78 Accepts]: Start accepts. Automaton has 106 states and 137 transitions. Word has length 47 [2022-04-08 12:30:39,785 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-08 12:30:39,785 INFO L478 AbstractCegarLoop]: Abstraction has 106 states and 137 transitions. [2022-04-08 12:30:39,785 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 12:30:39,785 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 106 states and 137 transitions. [2022-04-08 12:30:39,974 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 12:30:39,974 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 137 transitions. [2022-04-08 12:30:39,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-04-08 12:30:39,975 INFO L491 BasicCegarLoop]: Found error trace [2022-04-08 12:30:39,975 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 12:30:39,992 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 12:30:40,175 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 12:30:40,175 INFO L403 AbstractCegarLoop]: === Iteration 8 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-08 12:30:40,176 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-08 12:30:40,176 INFO L85 PathProgramCache]: Analyzing trace with hash -1952108775, now seen corresponding path program 1 times [2022-04-08 12:30:40,176 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-08 12:30:40,176 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [560261150] [2022-04-08 12:30:40,176 INFO L202 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-04-08 12:30:40,176 INFO L85 PathProgramCache]: Analyzing trace with hash -1952108775, now seen corresponding path program 2 times [2022-04-08 12:30:40,176 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-08 12:30:40,176 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1482174430] [2022-04-08 12:30:40,176 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-08 12:30:40,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-08 12:30:40,188 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-04-08 12:30:40,188 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [16786515] [2022-04-08 12:30:40,188 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-04-08 12:30:40,188 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-08 12:30:40,188 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-08 12:30:40,194 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 12:30:40,197 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 12:30:40,231 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-04-08 12:30:40,231 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-08 12:30:40,232 INFO L263 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 7 conjunts are in the unsatisfiable core [2022-04-08 12:30:40,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 12:30:40,239 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-08 12:30:40,356 INFO L272 TraceCheckUtils]: 0: Hoare triple {5567#true} call ULTIMATE.init(); {5567#true} is VALID [2022-04-08 12:30:40,356 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 12:30:40,356 INFO L290 TraceCheckUtils]: 2: Hoare triple {5567#true} assume true; {5567#true} is VALID [2022-04-08 12:30:40,356 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {5567#true} {5567#true} #112#return; {5567#true} is VALID [2022-04-08 12:30:40,356 INFO L272 TraceCheckUtils]: 4: Hoare triple {5567#true} call #t~ret6 := main(); {5567#true} is VALID [2022-04-08 12:30:40,356 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 12:30:40,356 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 12:30:40,356 INFO L290 TraceCheckUtils]: 7: Hoare triple {5567#true} ~cond := #in~cond; {5567#true} is VALID [2022-04-08 12:30:40,356 INFO L290 TraceCheckUtils]: 8: Hoare triple {5567#true} assume !(0 == ~cond); {5567#true} is VALID [2022-04-08 12:30:40,356 INFO L290 TraceCheckUtils]: 9: Hoare triple {5567#true} assume true; {5567#true} is VALID [2022-04-08 12:30:40,357 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {5567#true} {5567#true} #94#return; {5567#true} is VALID [2022-04-08 12:30:40,357 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 12:30:40,357 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 12:30:40,357 INFO L290 TraceCheckUtils]: 13: Hoare triple {5567#true} ~cond := #in~cond; {5567#true} is VALID [2022-04-08 12:30:40,357 INFO L290 TraceCheckUtils]: 14: Hoare triple {5567#true} assume !(0 == ~cond); {5567#true} is VALID [2022-04-08 12:30:40,357 INFO L290 TraceCheckUtils]: 15: Hoare triple {5567#true} assume true; {5567#true} is VALID [2022-04-08 12:30:40,357 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {5567#true} {5567#true} #96#return; {5567#true} is VALID [2022-04-08 12:30:40,357 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 12:30:40,357 INFO L290 TraceCheckUtils]: 18: Hoare triple {5567#true} ~cond := #in~cond; {5567#true} is VALID [2022-04-08 12:30:40,357 INFO L290 TraceCheckUtils]: 19: Hoare triple {5567#true} assume !(0 == ~cond); {5567#true} is VALID [2022-04-08 12:30:40,357 INFO L290 TraceCheckUtils]: 20: Hoare triple {5567#true} assume true; {5567#true} is VALID [2022-04-08 12:30:40,357 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {5567#true} {5567#true} #98#return; {5567#true} is VALID [2022-04-08 12:30:40,357 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 12:30:40,358 INFO L290 TraceCheckUtils]: 23: Hoare triple {5567#true} ~cond := #in~cond; {5567#true} is VALID [2022-04-08 12:30:40,358 INFO L290 TraceCheckUtils]: 24: Hoare triple {5567#true} assume !(0 == ~cond); {5567#true} is VALID [2022-04-08 12:30:40,358 INFO L290 TraceCheckUtils]: 25: Hoare triple {5567#true} assume true; {5567#true} is VALID [2022-04-08 12:30:40,358 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {5567#true} {5567#true} #100#return; {5567#true} is VALID [2022-04-08 12:30:40,358 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 12:30:40,358 INFO L290 TraceCheckUtils]: 28: Hoare triple {5567#true} assume !false; {5567#true} is VALID [2022-04-08 12:30:40,358 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 12:30:40,358 INFO L290 TraceCheckUtils]: 30: Hoare triple {5567#true} assume !false; {5567#true} is VALID [2022-04-08 12:30:40,358 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 12:30:40,359 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 12:30:40,359 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 12:30:40,359 INFO L290 TraceCheckUtils]: 34: Hoare triple {5567#true} ~cond := #in~cond; {5567#true} is VALID [2022-04-08 12:30:40,359 INFO L290 TraceCheckUtils]: 35: Hoare triple {5567#true} assume !(0 == ~cond); {5567#true} is VALID [2022-04-08 12:30:40,359 INFO L290 TraceCheckUtils]: 36: Hoare triple {5567#true} assume true; {5567#true} is VALID [2022-04-08 12:30:40,360 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 12:30:40,360 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 12:30:40,360 INFO L290 TraceCheckUtils]: 39: Hoare triple {5567#true} ~cond := #in~cond; {5567#true} is VALID [2022-04-08 12:30:40,360 INFO L290 TraceCheckUtils]: 40: Hoare triple {5567#true} assume !(0 == ~cond); {5567#true} is VALID [2022-04-08 12:30:40,360 INFO L290 TraceCheckUtils]: 41: Hoare triple {5567#true} assume true; {5567#true} is VALID [2022-04-08 12:30:40,360 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 12:30:40,361 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 12:30:40,361 INFO L290 TraceCheckUtils]: 44: Hoare triple {5567#true} ~cond := #in~cond; {5567#true} is VALID [2022-04-08 12:30:40,361 INFO L290 TraceCheckUtils]: 45: Hoare triple {5567#true} assume !(0 == ~cond); {5567#true} is VALID [2022-04-08 12:30:40,361 INFO L290 TraceCheckUtils]: 46: Hoare triple {5567#true} assume true; {5567#true} is VALID [2022-04-08 12:30:40,361 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 12:30:40,362 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 12:30:40,362 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 12:30:40,362 INFO L290 TraceCheckUtils]: 50: Hoare triple {5721#(<= 1 __VERIFIER_assert_~cond)} assume 0 == ~cond; {5568#false} is VALID [2022-04-08 12:30:40,362 INFO L290 TraceCheckUtils]: 51: Hoare triple {5568#false} assume !false; {5568#false} is VALID [2022-04-08 12:30:40,363 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 12:30:40,363 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-04-08 12:30:40,363 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-08 12:30:40,363 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1482174430] [2022-04-08 12:30:40,363 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-04-08 12:30:40,363 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [16786515] [2022-04-08 12:30:40,363 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [16786515] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 12:30:40,363 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 12:30:40,363 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-04-08 12:30:40,363 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-08 12:30:40,363 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [560261150] [2022-04-08 12:30:40,363 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [560261150] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 12:30:40,363 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 12:30:40,364 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-04-08 12:30:40,364 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1203270117] [2022-04-08 12:30:40,364 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-08 12:30:40,364 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 12:30:40,364 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-08 12:30:40,364 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 12:30:40,385 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 12:30:40,386 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-04-08 12:30:40,386 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-08 12:30:40,386 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-04-08 12:30:40,386 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-04-08 12:30:40,386 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 12:30:40,914 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 12:30:40,914 INFO L93 Difference]: Finished difference Result 158 states and 221 transitions. [2022-04-08 12:30:40,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-04-08 12:30:40,914 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 12:30:40,915 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-08 12:30:40,915 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 12:30:40,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 65 transitions. [2022-04-08 12:30:40,916 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 12:30:40,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 65 transitions. [2022-04-08 12:30:40,916 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 5 states and 65 transitions. [2022-04-08 12:30:40,974 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 12:30:40,976 INFO L225 Difference]: With dead ends: 158 [2022-04-08 12:30:40,976 INFO L226 Difference]: Without dead ends: 156 [2022-04-08 12:30:40,976 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 12:30:40,977 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 12:30:40,977 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 12:30:40,977 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 156 states. [2022-04-08 12:30:41,345 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 156 to 140. [2022-04-08 12:30:41,346 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-08 12:30:41,346 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 12:30:41,346 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 12:30:41,347 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 12:30:41,351 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 12:30:41,351 INFO L93 Difference]: Finished difference Result 156 states and 219 transitions. [2022-04-08 12:30:41,351 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 219 transitions. [2022-04-08 12:30:41,351 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 12:30:41,351 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 12:30:41,352 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 12:30:41,352 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 12:30:41,362 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 12:30:41,362 INFO L93 Difference]: Finished difference Result 156 states and 219 transitions. [2022-04-08 12:30:41,362 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 219 transitions. [2022-04-08 12:30:41,363 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 12:30:41,363 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 12:30:41,363 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-08 12:30:41,363 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-08 12:30:41,364 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 12:30:41,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 140 states and 194 transitions. [2022-04-08 12:30:41,370 INFO L78 Accepts]: Start accepts. Automaton has 140 states and 194 transitions. Word has length 52 [2022-04-08 12:30:41,370 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-08 12:30:41,370 INFO L478 AbstractCegarLoop]: Abstraction has 140 states and 194 transitions. [2022-04-08 12:30:41,370 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 12:30:41,370 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 140 states and 194 transitions. [2022-04-08 12:30:41,622 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 12:30:41,622 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 194 transitions. [2022-04-08 12:30:41,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-04-08 12:30:41,623 INFO L491 BasicCegarLoop]: Found error trace [2022-04-08 12:30:41,623 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 12:30:41,641 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 12:30:41,823 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 12:30:41,823 INFO L403 AbstractCegarLoop]: === Iteration 9 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-08 12:30:41,824 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-08 12:30:41,824 INFO L85 PathProgramCache]: Analyzing trace with hash 188363668, now seen corresponding path program 1 times [2022-04-08 12:30:41,824 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-08 12:30:41,824 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [1774080745] [2022-04-08 12:30:41,824 INFO L202 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-04-08 12:30:41,824 INFO L85 PathProgramCache]: Analyzing trace with hash 188363668, now seen corresponding path program 2 times [2022-04-08 12:30:41,824 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-08 12:30:41,824 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [540022741] [2022-04-08 12:30:41,824 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-08 12:30:41,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-08 12:30:41,837 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-04-08 12:30:41,837 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [790778903] [2022-04-08 12:30:41,837 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-04-08 12:30:41,837 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-08 12:30:41,837 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-08 12:30:41,838 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 12:30:41,839 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 12:30:41,878 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-04-08 12:30:41,878 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-08 12:30:41,879 INFO L263 TraceCheckSpWp]: Trace formula consists of 177 conjuncts, 52 conjunts are in the unsatisfiable core [2022-04-08 12:30:41,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 12:30:41,890 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-08 12:30:42,556 INFO L272 TraceCheckUtils]: 0: Hoare triple {6637#true} call ULTIMATE.init(); {6637#true} is VALID [2022-04-08 12:30:42,556 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 12:30:42,556 INFO L290 TraceCheckUtils]: 2: Hoare triple {6637#true} assume true; {6637#true} is VALID [2022-04-08 12:30:42,556 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {6637#true} {6637#true} #112#return; {6637#true} is VALID [2022-04-08 12:30:42,557 INFO L272 TraceCheckUtils]: 4: Hoare triple {6637#true} call #t~ret6 := main(); {6637#true} is VALID [2022-04-08 12:30:42,557 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 12:30:42,557 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 12:30:42,557 INFO L290 TraceCheckUtils]: 7: Hoare triple {6637#true} ~cond := #in~cond; {6637#true} is VALID [2022-04-08 12:30:42,557 INFO L290 TraceCheckUtils]: 8: Hoare triple {6637#true} assume !(0 == ~cond); {6637#true} is VALID [2022-04-08 12:30:42,557 INFO L290 TraceCheckUtils]: 9: Hoare triple {6637#true} assume true; {6637#true} is VALID [2022-04-08 12:30:42,557 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {6637#true} {6637#true} #94#return; {6637#true} is VALID [2022-04-08 12:30:42,557 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 12:30:42,557 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 12:30:42,557 INFO L290 TraceCheckUtils]: 13: Hoare triple {6637#true} ~cond := #in~cond; {6637#true} is VALID [2022-04-08 12:30:42,557 INFO L290 TraceCheckUtils]: 14: Hoare triple {6637#true} assume !(0 == ~cond); {6637#true} is VALID [2022-04-08 12:30:42,557 INFO L290 TraceCheckUtils]: 15: Hoare triple {6637#true} assume true; {6637#true} is VALID [2022-04-08 12:30:42,557 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {6637#true} {6637#true} #96#return; {6637#true} is VALID [2022-04-08 12:30:42,558 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 12:30:42,558 INFO L290 TraceCheckUtils]: 18: Hoare triple {6637#true} ~cond := #in~cond; {6637#true} is VALID [2022-04-08 12:30:42,558 INFO L290 TraceCheckUtils]: 19: Hoare triple {6637#true} assume !(0 == ~cond); {6637#true} is VALID [2022-04-08 12:30:42,558 INFO L290 TraceCheckUtils]: 20: Hoare triple {6637#true} assume true; {6637#true} is VALID [2022-04-08 12:30:42,558 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {6637#true} {6637#true} #98#return; {6637#true} is VALID [2022-04-08 12:30:42,558 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 12:30:42,558 INFO L290 TraceCheckUtils]: 23: Hoare triple {6637#true} ~cond := #in~cond; {6637#true} is VALID [2022-04-08 12:30:42,558 INFO L290 TraceCheckUtils]: 24: Hoare triple {6637#true} assume !(0 == ~cond); {6637#true} is VALID [2022-04-08 12:30:42,558 INFO L290 TraceCheckUtils]: 25: Hoare triple {6637#true} assume true; {6637#true} is VALID [2022-04-08 12:30:42,558 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {6637#true} {6637#true} #100#return; {6637#true} is VALID [2022-04-08 12:30:42,559 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 12:30:42,559 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 12:30:42,559 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 12:30:42,560 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 12:30:42,560 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 12:30:42,561 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 12:30:42,561 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 12:30:42,561 INFO L290 TraceCheckUtils]: 34: Hoare triple {6637#true} ~cond := #in~cond; {6637#true} is VALID [2022-04-08 12:30:42,561 INFO L290 TraceCheckUtils]: 35: Hoare triple {6637#true} assume !(0 == ~cond); {6637#true} is VALID [2022-04-08 12:30:42,561 INFO L290 TraceCheckUtils]: 36: Hoare triple {6637#true} assume true; {6637#true} is VALID [2022-04-08 12:30:42,562 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 12:30:42,562 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 12:30:42,562 INFO L290 TraceCheckUtils]: 39: Hoare triple {6637#true} ~cond := #in~cond; {6762#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} is VALID [2022-04-08 12:30:42,562 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 12:30:42,563 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 12:30:42,563 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 12:30:42,564 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 12:30:42,564 INFO L290 TraceCheckUtils]: 44: Hoare triple {6637#true} ~cond := #in~cond; {6637#true} is VALID [2022-04-08 12:30:42,564 INFO L290 TraceCheckUtils]: 45: Hoare triple {6637#true} assume !(0 == ~cond); {6637#true} is VALID [2022-04-08 12:30:42,564 INFO L290 TraceCheckUtils]: 46: Hoare triple {6637#true} assume true; {6637#true} is VALID [2022-04-08 12:30:42,565 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 12:30:42,565 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 12:30:42,565 INFO L290 TraceCheckUtils]: 49: Hoare triple {6637#true} ~cond := #in~cond; {6637#true} is VALID [2022-04-08 12:30:42,565 INFO L290 TraceCheckUtils]: 50: Hoare triple {6637#true} assume !(0 == ~cond); {6637#true} is VALID [2022-04-08 12:30:42,565 INFO L290 TraceCheckUtils]: 51: Hoare triple {6637#true} assume true; {6637#true} is VALID [2022-04-08 12:30:42,566 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 12:30:42,566 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 12:30:42,567 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 12:30:42,567 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 12:30:42,568 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 12:30:42,568 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 12:30:42,568 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 12:30:42,569 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 12:30:42,570 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 12:30:42,570 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 12:30:42,570 INFO L290 TraceCheckUtils]: 62: Hoare triple {6834#(<= 1 __VERIFIER_assert_~cond)} assume 0 == ~cond; {6638#false} is VALID [2022-04-08 12:30:42,570 INFO L290 TraceCheckUtils]: 63: Hoare triple {6638#false} assume !false; {6638#false} is VALID [2022-04-08 12:30:42,571 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 12:30:42,571 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-08 12:30:49,492 INFO L290 TraceCheckUtils]: 63: Hoare triple {6638#false} assume !false; {6638#false} is VALID [2022-04-08 12:30:49,492 INFO L290 TraceCheckUtils]: 62: Hoare triple {6834#(<= 1 __VERIFIER_assert_~cond)} assume 0 == ~cond; {6638#false} is VALID [2022-04-08 12:30:49,493 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 12:30:49,494 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 12:30:49,494 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 12:30:49,494 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 12:30:49,643 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 12:30:49,644 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 12:30:49,644 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 12:30:49,704 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 12:30:49,705 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 12:30:49,706 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 12:30:49,706 INFO L290 TraceCheckUtils]: 51: Hoare triple {6637#true} assume true; {6637#true} is VALID [2022-04-08 12:30:49,706 INFO L290 TraceCheckUtils]: 50: Hoare triple {6637#true} assume !(0 == ~cond); {6637#true} is VALID [2022-04-08 12:30:49,706 INFO L290 TraceCheckUtils]: 49: Hoare triple {6637#true} ~cond := #in~cond; {6637#true} is VALID [2022-04-08 12:30:49,706 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 12:30:49,707 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 12:30:49,707 INFO L290 TraceCheckUtils]: 46: Hoare triple {6637#true} assume true; {6637#true} is VALID [2022-04-08 12:30:49,707 INFO L290 TraceCheckUtils]: 45: Hoare triple {6637#true} assume !(0 == ~cond); {6637#true} is VALID [2022-04-08 12:30:49,707 INFO L290 TraceCheckUtils]: 44: Hoare triple {6637#true} ~cond := #in~cond; {6637#true} is VALID [2022-04-08 12:30:49,707 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 12:30:49,708 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 12:30:49,708 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 12:30:49,709 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 12:30:49,709 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 12:30:49,709 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 12:30:49,710 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 12:30:49,710 INFO L290 TraceCheckUtils]: 36: Hoare triple {6637#true} assume true; {6637#true} is VALID [2022-04-08 12:30:49,710 INFO L290 TraceCheckUtils]: 35: Hoare triple {6637#true} assume !(0 == ~cond); {6637#true} is VALID [2022-04-08 12:30:49,710 INFO L290 TraceCheckUtils]: 34: Hoare triple {6637#true} ~cond := #in~cond; {6637#true} is VALID [2022-04-08 12:30:49,710 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 12:30:49,711 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 12:30:49,712 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 12:30:49,712 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 12:30:49,713 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 12:30:49,713 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 12:30:49,714 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 12:30:49,714 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {6637#true} {6637#true} #100#return; {6637#true} is VALID [2022-04-08 12:30:49,714 INFO L290 TraceCheckUtils]: 25: Hoare triple {6637#true} assume true; {6637#true} is VALID [2022-04-08 12:30:49,714 INFO L290 TraceCheckUtils]: 24: Hoare triple {6637#true} assume !(0 == ~cond); {6637#true} is VALID [2022-04-08 12:30:49,714 INFO L290 TraceCheckUtils]: 23: Hoare triple {6637#true} ~cond := #in~cond; {6637#true} is VALID [2022-04-08 12:30:49,714 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 12:30:49,714 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {6637#true} {6637#true} #98#return; {6637#true} is VALID [2022-04-08 12:30:49,714 INFO L290 TraceCheckUtils]: 20: Hoare triple {6637#true} assume true; {6637#true} is VALID [2022-04-08 12:30:49,714 INFO L290 TraceCheckUtils]: 19: Hoare triple {6637#true} assume !(0 == ~cond); {6637#true} is VALID [2022-04-08 12:30:49,714 INFO L290 TraceCheckUtils]: 18: Hoare triple {6637#true} ~cond := #in~cond; {6637#true} is VALID [2022-04-08 12:30:49,714 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 12:30:49,714 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {6637#true} {6637#true} #96#return; {6637#true} is VALID [2022-04-08 12:30:49,715 INFO L290 TraceCheckUtils]: 15: Hoare triple {6637#true} assume true; {6637#true} is VALID [2022-04-08 12:30:49,715 INFO L290 TraceCheckUtils]: 14: Hoare triple {6637#true} assume !(0 == ~cond); {6637#true} is VALID [2022-04-08 12:30:49,715 INFO L290 TraceCheckUtils]: 13: Hoare triple {6637#true} ~cond := #in~cond; {6637#true} is VALID [2022-04-08 12:30:49,715 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 12:30:49,715 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 12:30:49,715 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {6637#true} {6637#true} #94#return; {6637#true} is VALID [2022-04-08 12:30:49,715 INFO L290 TraceCheckUtils]: 9: Hoare triple {6637#true} assume true; {6637#true} is VALID [2022-04-08 12:30:49,715 INFO L290 TraceCheckUtils]: 8: Hoare triple {6637#true} assume !(0 == ~cond); {6637#true} is VALID [2022-04-08 12:30:49,715 INFO L290 TraceCheckUtils]: 7: Hoare triple {6637#true} ~cond := #in~cond; {6637#true} is VALID [2022-04-08 12:30:49,715 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 12:30:49,715 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 12:30:49,715 INFO L272 TraceCheckUtils]: 4: Hoare triple {6637#true} call #t~ret6 := main(); {6637#true} is VALID [2022-04-08 12:30:49,715 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {6637#true} {6637#true} #112#return; {6637#true} is VALID [2022-04-08 12:30:49,716 INFO L290 TraceCheckUtils]: 2: Hoare triple {6637#true} assume true; {6637#true} is VALID [2022-04-08 12:30:49,716 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 12:30:49,716 INFO L272 TraceCheckUtils]: 0: Hoare triple {6637#true} call ULTIMATE.init(); {6637#true} is VALID [2022-04-08 12:30:49,716 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 12:30:49,716 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-08 12:30:49,716 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [540022741] [2022-04-08 12:30:49,716 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-04-08 12:30:49,716 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [790778903] [2022-04-08 12:30:49,716 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [790778903] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-08 12:30:49,717 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-04-08 12:30:49,717 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 13] total 20 [2022-04-08 12:30:49,719 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-08 12:30:49,719 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [1774080745] [2022-04-08 12:30:49,719 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [1774080745] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 12:30:49,719 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 12:30:49,720 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-04-08 12:30:49,720 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [980386399] [2022-04-08 12:30:49,720 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-08 12:30:49,720 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 12:30:49,720 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-08 12:30:49,720 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 12:30:49,751 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 12:30:49,751 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2022-04-08 12:30:49,751 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-08 12:30:49,751 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-04-08 12:30:49,751 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=321, Unknown=0, NotChecked=0, Total=380 [2022-04-08 12:30:49,752 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 12:30:51,533 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 12:30:51,533 INFO L93 Difference]: Finished difference Result 200 states and 283 transitions. [2022-04-08 12:30:51,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-04-08 12:30:51,534 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 12:30:51,534 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-08 12:30:51,534 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 12:30:51,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 131 transitions. [2022-04-08 12:30:51,536 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 12:30:51,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 131 transitions. [2022-04-08 12:30:51,537 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 12 states and 131 transitions. [2022-04-08 12:30:51,661 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 12:30:51,664 INFO L225 Difference]: With dead ends: 200 [2022-04-08 12:30:51,664 INFO L226 Difference]: Without dead ends: 197 [2022-04-08 12:30:51,665 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 12:30:51,665 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 12:30:51,665 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 12:30:51,666 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 197 states. [2022-04-08 12:30:51,966 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 197 to 193. [2022-04-08 12:30:51,967 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-08 12:30:51,967 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 12:30:51,967 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 12:30:51,968 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 12:30:51,976 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 12:30:51,976 INFO L93 Difference]: Finished difference Result 197 states and 279 transitions. [2022-04-08 12:30:51,976 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 279 transitions. [2022-04-08 12:30:51,977 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 12:30:51,977 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 12:30:51,977 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 12:30:51,978 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 12:30:51,983 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 12:30:51,983 INFO L93 Difference]: Finished difference Result 197 states and 279 transitions. [2022-04-08 12:30:51,983 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 279 transitions. [2022-04-08 12:30:51,983 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 12:30:51,983 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 12:30:51,984 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-08 12:30:51,984 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-08 12:30:51,984 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 12:30:51,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 193 states and 275 transitions. [2022-04-08 12:30:51,989 INFO L78 Accepts]: Start accepts. Automaton has 193 states and 275 transitions. Word has length 64 [2022-04-08 12:30:51,989 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-08 12:30:51,989 INFO L478 AbstractCegarLoop]: Abstraction has 193 states and 275 transitions. [2022-04-08 12:30:51,989 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 12:30:51,989 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 193 states and 275 transitions. [2022-04-08 12:30:52,375 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 12:30:52,375 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 275 transitions. [2022-04-08 12:30:52,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2022-04-08 12:30:52,376 INFO L491 BasicCegarLoop]: Found error trace [2022-04-08 12:30:52,376 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 12:30:52,393 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 12:30:52,576 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 12:30:52,576 INFO L403 AbstractCegarLoop]: === Iteration 10 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-08 12:30:52,577 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-08 12:30:52,577 INFO L85 PathProgramCache]: Analyzing trace with hash -368004398, now seen corresponding path program 3 times [2022-04-08 12:30:52,577 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-08 12:30:52,577 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [669288653] [2022-04-08 12:30:52,577 INFO L202 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-04-08 12:30:52,577 INFO L85 PathProgramCache]: Analyzing trace with hash -368004398, now seen corresponding path program 4 times [2022-04-08 12:30:52,577 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-08 12:30:52,577 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [599941568] [2022-04-08 12:30:52,577 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-08 12:30:52,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-08 12:30:52,588 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-04-08 12:30:52,589 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [590367761] [2022-04-08 12:30:52,589 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-04-08 12:30:52,589 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-08 12:30:52,589 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-08 12:30:52,608 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 12:30:52,614 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 12:30:52,652 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-04-08 12:30:52,653 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-08 12:30:52,653 INFO L263 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 8 conjunts are in the unsatisfiable core [2022-04-08 12:30:52,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 12:30:52,666 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-08 12:30:52,890 INFO L272 TraceCheckUtils]: 0: Hoare triple {8232#true} call ULTIMATE.init(); {8232#true} is VALID [2022-04-08 12:30:52,890 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 12:30:52,890 INFO L290 TraceCheckUtils]: 2: Hoare triple {8232#true} assume true; {8232#true} is VALID [2022-04-08 12:30:52,890 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {8232#true} {8232#true} #112#return; {8232#true} is VALID [2022-04-08 12:30:52,890 INFO L272 TraceCheckUtils]: 4: Hoare triple {8232#true} call #t~ret6 := main(); {8232#true} is VALID [2022-04-08 12:30:52,890 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 12:30:52,890 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 12:30:52,890 INFO L290 TraceCheckUtils]: 7: Hoare triple {8232#true} ~cond := #in~cond; {8232#true} is VALID [2022-04-08 12:30:52,890 INFO L290 TraceCheckUtils]: 8: Hoare triple {8232#true} assume !(0 == ~cond); {8232#true} is VALID [2022-04-08 12:30:52,891 INFO L290 TraceCheckUtils]: 9: Hoare triple {8232#true} assume true; {8232#true} is VALID [2022-04-08 12:30:52,891 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {8232#true} {8232#true} #94#return; {8232#true} is VALID [2022-04-08 12:30:52,891 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 12:30:52,891 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 12:30:52,891 INFO L290 TraceCheckUtils]: 13: Hoare triple {8232#true} ~cond := #in~cond; {8232#true} is VALID [2022-04-08 12:30:52,891 INFO L290 TraceCheckUtils]: 14: Hoare triple {8232#true} assume !(0 == ~cond); {8232#true} is VALID [2022-04-08 12:30:52,891 INFO L290 TraceCheckUtils]: 15: Hoare triple {8232#true} assume true; {8232#true} is VALID [2022-04-08 12:30:52,891 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {8232#true} {8232#true} #96#return; {8232#true} is VALID [2022-04-08 12:30:52,891 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 12:30:52,891 INFO L290 TraceCheckUtils]: 18: Hoare triple {8232#true} ~cond := #in~cond; {8232#true} is VALID [2022-04-08 12:30:52,891 INFO L290 TraceCheckUtils]: 19: Hoare triple {8232#true} assume !(0 == ~cond); {8232#true} is VALID [2022-04-08 12:30:52,891 INFO L290 TraceCheckUtils]: 20: Hoare triple {8232#true} assume true; {8232#true} is VALID [2022-04-08 12:30:52,891 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {8232#true} {8232#true} #98#return; {8232#true} is VALID [2022-04-08 12:30:52,891 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 12:30:52,892 INFO L290 TraceCheckUtils]: 23: Hoare triple {8232#true} ~cond := #in~cond; {8232#true} is VALID [2022-04-08 12:30:52,892 INFO L290 TraceCheckUtils]: 24: Hoare triple {8232#true} assume !(0 == ~cond); {8232#true} is VALID [2022-04-08 12:30:52,892 INFO L290 TraceCheckUtils]: 25: Hoare triple {8232#true} assume true; {8232#true} is VALID [2022-04-08 12:30:52,892 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {8232#true} {8232#true} #100#return; {8232#true} is VALID [2022-04-08 12:30:52,892 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 12:30:52,892 INFO L290 TraceCheckUtils]: 28: Hoare triple {8232#true} assume !false; {8232#true} is VALID [2022-04-08 12:30:52,892 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 12:30:52,892 INFO L290 TraceCheckUtils]: 30: Hoare triple {8232#true} assume !false; {8232#true} is VALID [2022-04-08 12:30:52,892 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 12:30:52,893 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 12:30:52,893 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 12:30:52,893 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 12:30:52,894 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 12:30:52,894 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 12:30:52,894 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 12:30:52,894 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 12:30:52,894 INFO L290 TraceCheckUtils]: 39: Hoare triple {8232#true} ~cond := #in~cond; {8232#true} is VALID [2022-04-08 12:30:52,895 INFO L290 TraceCheckUtils]: 40: Hoare triple {8232#true} assume !(0 == ~cond); {8232#true} is VALID [2022-04-08 12:30:52,895 INFO L290 TraceCheckUtils]: 41: Hoare triple {8232#true} assume true; {8232#true} is VALID [2022-04-08 12:30:52,895 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 12:30:52,895 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 12:30:52,895 INFO L290 TraceCheckUtils]: 44: Hoare triple {8232#true} ~cond := #in~cond; {8232#true} is VALID [2022-04-08 12:30:52,895 INFO L290 TraceCheckUtils]: 45: Hoare triple {8232#true} assume !(0 == ~cond); {8232#true} is VALID [2022-04-08 12:30:52,895 INFO L290 TraceCheckUtils]: 46: Hoare triple {8232#true} assume true; {8232#true} is VALID [2022-04-08 12:30:52,896 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 12:30:52,896 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 12:30:52,896 INFO L290 TraceCheckUtils]: 49: Hoare triple {8232#true} ~cond := #in~cond; {8232#true} is VALID [2022-04-08 12:30:52,896 INFO L290 TraceCheckUtils]: 50: Hoare triple {8232#true} assume !(0 == ~cond); {8232#true} is VALID [2022-04-08 12:30:52,896 INFO L290 TraceCheckUtils]: 51: Hoare triple {8232#true} assume true; {8232#true} is VALID [2022-04-08 12:30:52,897 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 12:30:52,897 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 12:30:52,897 INFO L290 TraceCheckUtils]: 54: Hoare triple {8232#true} ~cond := #in~cond; {8232#true} is VALID [2022-04-08 12:30:52,897 INFO L290 TraceCheckUtils]: 55: Hoare triple {8232#true} assume !(0 == ~cond); {8232#true} is VALID [2022-04-08 12:30:52,897 INFO L290 TraceCheckUtils]: 56: Hoare triple {8232#true} assume true; {8232#true} is VALID [2022-04-08 12:30:52,898 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 12:30:52,898 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 12:30:52,898 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 12:30:52,899 INFO L290 TraceCheckUtils]: 60: Hoare triple {8418#(< 0 main_~c~0)} assume !false; {8418#(< 0 main_~c~0)} is VALID [2022-04-08 12:30:52,899 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 12:30:52,899 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 12:30:52,900 INFO L290 TraceCheckUtils]: 63: Hoare triple {8428#(< 0 main_~b~0)} assume !false; {8428#(< 0 main_~b~0)} is VALID [2022-04-08 12:30:52,900 INFO L290 TraceCheckUtils]: 64: Hoare triple {8428#(< 0 main_~b~0)} assume !(0 != ~b~0); {8233#false} is VALID [2022-04-08 12:30:52,900 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 12:30:52,900 INFO L290 TraceCheckUtils]: 66: Hoare triple {8233#false} ~cond := #in~cond; {8233#false} is VALID [2022-04-08 12:30:52,900 INFO L290 TraceCheckUtils]: 67: Hoare triple {8233#false} assume 0 == ~cond; {8233#false} is VALID [2022-04-08 12:30:52,900 INFO L290 TraceCheckUtils]: 68: Hoare triple {8233#false} assume !false; {8233#false} is VALID [2022-04-08 12:30:52,900 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 12:30:52,900 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-08 12:30:53,124 INFO L290 TraceCheckUtils]: 68: Hoare triple {8233#false} assume !false; {8233#false} is VALID [2022-04-08 12:30:53,125 INFO L290 TraceCheckUtils]: 67: Hoare triple {8233#false} assume 0 == ~cond; {8233#false} is VALID [2022-04-08 12:30:53,125 INFO L290 TraceCheckUtils]: 66: Hoare triple {8233#false} ~cond := #in~cond; {8233#false} is VALID [2022-04-08 12:30:53,125 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 12:30:53,125 INFO L290 TraceCheckUtils]: 64: Hoare triple {8428#(< 0 main_~b~0)} assume !(0 != ~b~0); {8233#false} is VALID [2022-04-08 12:30:53,125 INFO L290 TraceCheckUtils]: 63: Hoare triple {8428#(< 0 main_~b~0)} assume !false; {8428#(< 0 main_~b~0)} is VALID [2022-04-08 12:30:53,126 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 12:30:53,126 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 12:30:53,126 INFO L290 TraceCheckUtils]: 60: Hoare triple {8418#(< 0 main_~c~0)} assume !false; {8418#(< 0 main_~c~0)} is VALID [2022-04-08 12:30:53,127 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 12:30:53,127 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 12:30:53,127 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 12:30:53,127 INFO L290 TraceCheckUtils]: 56: Hoare triple {8232#true} assume true; {8232#true} is VALID [2022-04-08 12:30:53,128 INFO L290 TraceCheckUtils]: 55: Hoare triple {8232#true} assume !(0 == ~cond); {8232#true} is VALID [2022-04-08 12:30:53,128 INFO L290 TraceCheckUtils]: 54: Hoare triple {8232#true} ~cond := #in~cond; {8232#true} is VALID [2022-04-08 12:30:53,128 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 12:30:53,134 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 12:30:53,134 INFO L290 TraceCheckUtils]: 51: Hoare triple {8232#true} assume true; {8232#true} is VALID [2022-04-08 12:30:53,134 INFO L290 TraceCheckUtils]: 50: Hoare triple {8232#true} assume !(0 == ~cond); {8232#true} is VALID [2022-04-08 12:30:53,134 INFO L290 TraceCheckUtils]: 49: Hoare triple {8232#true} ~cond := #in~cond; {8232#true} is VALID [2022-04-08 12:30:53,134 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 12:30:53,135 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 12:30:53,135 INFO L290 TraceCheckUtils]: 46: Hoare triple {8232#true} assume true; {8232#true} is VALID [2022-04-08 12:30:53,135 INFO L290 TraceCheckUtils]: 45: Hoare triple {8232#true} assume !(0 == ~cond); {8232#true} is VALID [2022-04-08 12:30:53,135 INFO L290 TraceCheckUtils]: 44: Hoare triple {8232#true} ~cond := #in~cond; {8232#true} is VALID [2022-04-08 12:30:53,135 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 12:30:53,136 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 12:30:53,136 INFO L290 TraceCheckUtils]: 41: Hoare triple {8232#true} assume true; {8232#true} is VALID [2022-04-08 12:30:53,136 INFO L290 TraceCheckUtils]: 40: Hoare triple {8232#true} assume !(0 == ~cond); {8232#true} is VALID [2022-04-08 12:30:53,136 INFO L290 TraceCheckUtils]: 39: Hoare triple {8232#true} ~cond := #in~cond; {8232#true} is VALID [2022-04-08 12:30:53,136 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 12:30:53,136 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 12:30:53,136 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 12:30:53,137 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 12:30:53,137 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 12:30:53,137 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 12:30:53,137 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 12:30:53,138 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 12:30:53,138 INFO L290 TraceCheckUtils]: 30: Hoare triple {8232#true} assume !false; {8232#true} is VALID [2022-04-08 12:30:53,138 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 12:30:53,138 INFO L290 TraceCheckUtils]: 28: Hoare triple {8232#true} assume !false; {8232#true} is VALID [2022-04-08 12:30:53,138 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 12:30:53,138 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {8232#true} {8232#true} #100#return; {8232#true} is VALID [2022-04-08 12:30:53,138 INFO L290 TraceCheckUtils]: 25: Hoare triple {8232#true} assume true; {8232#true} is VALID [2022-04-08 12:30:53,138 INFO L290 TraceCheckUtils]: 24: Hoare triple {8232#true} assume !(0 == ~cond); {8232#true} is VALID [2022-04-08 12:30:53,138 INFO L290 TraceCheckUtils]: 23: Hoare triple {8232#true} ~cond := #in~cond; {8232#true} is VALID [2022-04-08 12:30:53,138 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 12:30:53,138 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {8232#true} {8232#true} #98#return; {8232#true} is VALID [2022-04-08 12:30:53,139 INFO L290 TraceCheckUtils]: 20: Hoare triple {8232#true} assume true; {8232#true} is VALID [2022-04-08 12:30:53,139 INFO L290 TraceCheckUtils]: 19: Hoare triple {8232#true} assume !(0 == ~cond); {8232#true} is VALID [2022-04-08 12:30:53,139 INFO L290 TraceCheckUtils]: 18: Hoare triple {8232#true} ~cond := #in~cond; {8232#true} is VALID [2022-04-08 12:30:53,139 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 12:30:53,139 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {8232#true} {8232#true} #96#return; {8232#true} is VALID [2022-04-08 12:30:53,139 INFO L290 TraceCheckUtils]: 15: Hoare triple {8232#true} assume true; {8232#true} is VALID [2022-04-08 12:30:53,139 INFO L290 TraceCheckUtils]: 14: Hoare triple {8232#true} assume !(0 == ~cond); {8232#true} is VALID [2022-04-08 12:30:53,139 INFO L290 TraceCheckUtils]: 13: Hoare triple {8232#true} ~cond := #in~cond; {8232#true} is VALID [2022-04-08 12:30:53,139 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 12:30:53,139 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 12:30:53,139 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {8232#true} {8232#true} #94#return; {8232#true} is VALID [2022-04-08 12:30:53,139 INFO L290 TraceCheckUtils]: 9: Hoare triple {8232#true} assume true; {8232#true} is VALID [2022-04-08 12:30:53,139 INFO L290 TraceCheckUtils]: 8: Hoare triple {8232#true} assume !(0 == ~cond); {8232#true} is VALID [2022-04-08 12:30:53,140 INFO L290 TraceCheckUtils]: 7: Hoare triple {8232#true} ~cond := #in~cond; {8232#true} is VALID [2022-04-08 12:30:53,140 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 12:30:53,140 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 12:30:53,140 INFO L272 TraceCheckUtils]: 4: Hoare triple {8232#true} call #t~ret6 := main(); {8232#true} is VALID [2022-04-08 12:30:53,140 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {8232#true} {8232#true} #112#return; {8232#true} is VALID [2022-04-08 12:30:53,140 INFO L290 TraceCheckUtils]: 2: Hoare triple {8232#true} assume true; {8232#true} is VALID [2022-04-08 12:30:53,140 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 12:30:53,140 INFO L272 TraceCheckUtils]: 0: Hoare triple {8232#true} call ULTIMATE.init(); {8232#true} is VALID [2022-04-08 12:30:53,140 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 12:30:53,140 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-08 12:30:53,140 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [599941568] [2022-04-08 12:30:53,140 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-04-08 12:30:53,141 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [590367761] [2022-04-08 12:30:53,141 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [590367761] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-08 12:30:53,141 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-04-08 12:30:53,141 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 8 [2022-04-08 12:30:53,141 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-08 12:30:53,141 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [669288653] [2022-04-08 12:30:53,141 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [669288653] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 12:30:53,141 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 12:30:53,141 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-04-08 12:30:53,141 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [222452929] [2022-04-08 12:30:53,141 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-08 12:30:53,142 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 12:30:53,142 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-08 12:30:53,142 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 12:30:53,184 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 12:30:53,184 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-04-08 12:30:53,184 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-08 12:30:53,184 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-04-08 12:30:53,184 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2022-04-08 12:30:53,185 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 12:30:54,959 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 12:30:54,959 INFO L93 Difference]: Finished difference Result 288 states and 424 transitions. [2022-04-08 12:30:54,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-04-08 12:30:54,960 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 12:30:54,960 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-08 12:30:54,960 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 12:30:54,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 158 transitions. [2022-04-08 12:30:54,962 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 12:30:54,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 158 transitions. [2022-04-08 12:30:54,964 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 15 states and 158 transitions. [2022-04-08 12:30:55,049 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 12:30:55,060 INFO L225 Difference]: With dead ends: 288 [2022-04-08 12:30:55,060 INFO L226 Difference]: Without dead ends: 281 [2022-04-08 12:30:55,061 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 12:30:55,061 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 12:30:55,062 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 12:30:55,063 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 281 states. [2022-04-08 12:30:55,452 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 281 to 208. [2022-04-08 12:30:55,452 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-08 12:30:55,453 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 12:30:55,453 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 12:30:55,453 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 12:30:55,461 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 12:30:55,461 INFO L93 Difference]: Finished difference Result 281 states and 417 transitions. [2022-04-08 12:30:55,461 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 417 transitions. [2022-04-08 12:30:55,462 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 12:30:55,462 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 12:30:55,463 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 12:30:55,463 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 12:30:55,470 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 12:30:55,470 INFO L93 Difference]: Finished difference Result 281 states and 417 transitions. [2022-04-08 12:30:55,470 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 417 transitions. [2022-04-08 12:30:55,471 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 12:30:55,471 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 12:30:55,471 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-08 12:30:55,471 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-08 12:30:55,472 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 12:30:55,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 208 states and 296 transitions. [2022-04-08 12:30:55,476 INFO L78 Accepts]: Start accepts. Automaton has 208 states and 296 transitions. Word has length 69 [2022-04-08 12:30:55,477 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-08 12:30:55,477 INFO L478 AbstractCegarLoop]: Abstraction has 208 states and 296 transitions. [2022-04-08 12:30:55,477 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 12:30:55,477 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 208 states and 296 transitions. [2022-04-08 12:30:55,953 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 12:30:55,953 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 296 transitions. [2022-04-08 12:30:55,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2022-04-08 12:30:55,954 INFO L491 BasicCegarLoop]: Found error trace [2022-04-08 12:30:55,954 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 12:30:55,971 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 12:30:56,154 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 12:30:56,154 INFO L403 AbstractCegarLoop]: === Iteration 11 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-08 12:30:56,155 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-08 12:30:56,155 INFO L85 PathProgramCache]: Analyzing trace with hash -298771846, now seen corresponding path program 1 times [2022-04-08 12:30:56,155 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-08 12:30:56,155 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [12897766] [2022-04-08 12:30:56,155 INFO L202 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-04-08 12:30:56,155 INFO L85 PathProgramCache]: Analyzing trace with hash -298771846, now seen corresponding path program 2 times [2022-04-08 12:30:56,156 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-08 12:30:56,156 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [537772010] [2022-04-08 12:30:56,156 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-08 12:30:56,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-08 12:30:56,167 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-04-08 12:30:56,167 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [327571336] [2022-04-08 12:30:56,168 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-04-08 12:30:56,168 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-08 12:30:56,168 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-08 12:30:56,168 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 12:30:56,169 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 12:30:56,210 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-04-08 12:30:56,210 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-08 12:30:56,211 INFO L263 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 11 conjunts are in the unsatisfiable core [2022-04-08 12:30:56,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 12:30:56,221 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-08 12:30:56,439 INFO L272 TraceCheckUtils]: 0: Hoare triple {10234#true} call ULTIMATE.init(); {10234#true} is VALID [2022-04-08 12:30:56,439 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 12:30:56,439 INFO L290 TraceCheckUtils]: 2: Hoare triple {10234#true} assume true; {10234#true} is VALID [2022-04-08 12:30:56,439 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {10234#true} {10234#true} #112#return; {10234#true} is VALID [2022-04-08 12:30:56,439 INFO L272 TraceCheckUtils]: 4: Hoare triple {10234#true} call #t~ret6 := main(); {10234#true} is VALID [2022-04-08 12:30:56,439 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 12:30:56,439 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 12:30:56,439 INFO L290 TraceCheckUtils]: 7: Hoare triple {10234#true} ~cond := #in~cond; {10234#true} is VALID [2022-04-08 12:30:56,439 INFO L290 TraceCheckUtils]: 8: Hoare triple {10234#true} assume !(0 == ~cond); {10234#true} is VALID [2022-04-08 12:30:56,439 INFO L290 TraceCheckUtils]: 9: Hoare triple {10234#true} assume true; {10234#true} is VALID [2022-04-08 12:30:56,439 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {10234#true} {10234#true} #94#return; {10234#true} is VALID [2022-04-08 12:30:56,440 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 12:30:56,440 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 12:30:56,440 INFO L290 TraceCheckUtils]: 13: Hoare triple {10234#true} ~cond := #in~cond; {10234#true} is VALID [2022-04-08 12:30:56,440 INFO L290 TraceCheckUtils]: 14: Hoare triple {10234#true} assume !(0 == ~cond); {10234#true} is VALID [2022-04-08 12:30:56,440 INFO L290 TraceCheckUtils]: 15: Hoare triple {10234#true} assume true; {10234#true} is VALID [2022-04-08 12:30:56,440 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {10234#true} {10234#true} #96#return; {10234#true} is VALID [2022-04-08 12:30:56,440 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 12:30:56,440 INFO L290 TraceCheckUtils]: 18: Hoare triple {10234#true} ~cond := #in~cond; {10234#true} is VALID [2022-04-08 12:30:56,440 INFO L290 TraceCheckUtils]: 19: Hoare triple {10234#true} assume !(0 == ~cond); {10234#true} is VALID [2022-04-08 12:30:56,440 INFO L290 TraceCheckUtils]: 20: Hoare triple {10234#true} assume true; {10234#true} is VALID [2022-04-08 12:30:56,440 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {10234#true} {10234#true} #98#return; {10234#true} is VALID [2022-04-08 12:30:56,440 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 12:30:56,440 INFO L290 TraceCheckUtils]: 23: Hoare triple {10234#true} ~cond := #in~cond; {10234#true} is VALID [2022-04-08 12:30:56,440 INFO L290 TraceCheckUtils]: 24: Hoare triple {10234#true} assume !(0 == ~cond); {10234#true} is VALID [2022-04-08 12:30:56,441 INFO L290 TraceCheckUtils]: 25: Hoare triple {10234#true} assume true; {10234#true} is VALID [2022-04-08 12:30:56,441 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {10234#true} {10234#true} #100#return; {10234#true} is VALID [2022-04-08 12:30:56,441 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 12:30:56,441 INFO L290 TraceCheckUtils]: 28: Hoare triple {10234#true} assume !false; {10234#true} is VALID [2022-04-08 12:30:56,441 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 12:30:56,441 INFO L290 TraceCheckUtils]: 30: Hoare triple {10234#true} assume !false; {10234#true} is VALID [2022-04-08 12:30:56,441 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 12:30:56,442 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 12:30:56,442 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 12:30:56,442 INFO L290 TraceCheckUtils]: 34: Hoare triple {10234#true} ~cond := #in~cond; {10234#true} is VALID [2022-04-08 12:30:56,442 INFO L290 TraceCheckUtils]: 35: Hoare triple {10234#true} assume !(0 == ~cond); {10234#true} is VALID [2022-04-08 12:30:56,442 INFO L290 TraceCheckUtils]: 36: Hoare triple {10234#true} assume true; {10234#true} is VALID [2022-04-08 12:30:56,443 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 12:30:56,443 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 12:30:56,443 INFO L290 TraceCheckUtils]: 39: Hoare triple {10234#true} ~cond := #in~cond; {10234#true} is VALID [2022-04-08 12:30:56,443 INFO L290 TraceCheckUtils]: 40: Hoare triple {10234#true} assume !(0 == ~cond); {10234#true} is VALID [2022-04-08 12:30:56,443 INFO L290 TraceCheckUtils]: 41: Hoare triple {10234#true} assume true; {10234#true} is VALID [2022-04-08 12:30:56,444 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 12:30:56,444 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 12:30:56,444 INFO L290 TraceCheckUtils]: 44: Hoare triple {10234#true} ~cond := #in~cond; {10234#true} is VALID [2022-04-08 12:30:56,444 INFO L290 TraceCheckUtils]: 45: Hoare triple {10234#true} assume !(0 == ~cond); {10234#true} is VALID [2022-04-08 12:30:56,444 INFO L290 TraceCheckUtils]: 46: Hoare triple {10234#true} assume true; {10234#true} is VALID [2022-04-08 12:30:56,444 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 12:30:56,445 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 12:30:56,445 INFO L290 TraceCheckUtils]: 49: Hoare triple {10234#true} ~cond := #in~cond; {10234#true} is VALID [2022-04-08 12:30:56,445 INFO L290 TraceCheckUtils]: 50: Hoare triple {10234#true} assume !(0 == ~cond); {10234#true} is VALID [2022-04-08 12:30:56,445 INFO L290 TraceCheckUtils]: 51: Hoare triple {10234#true} assume true; {10234#true} is VALID [2022-04-08 12:30:56,445 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 12:30:56,446 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 12:30:56,446 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 12:30:56,446 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 12:30:56,446 INFO L290 TraceCheckUtils]: 56: Hoare triple {10234#true} ~cond := #in~cond; {10234#true} is VALID [2022-04-08 12:30:56,446 INFO L290 TraceCheckUtils]: 57: Hoare triple {10234#true} assume !(0 == ~cond); {10234#true} is VALID [2022-04-08 12:30:56,446 INFO L290 TraceCheckUtils]: 58: Hoare triple {10234#true} assume true; {10234#true} is VALID [2022-04-08 12:30:56,447 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 12:30:56,447 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 12:30:56,447 INFO L290 TraceCheckUtils]: 61: Hoare triple {10234#true} ~cond := #in~cond; {10234#true} is VALID [2022-04-08 12:30:56,447 INFO L290 TraceCheckUtils]: 62: Hoare triple {10234#true} assume !(0 == ~cond); {10234#true} is VALID [2022-04-08 12:30:56,447 INFO L290 TraceCheckUtils]: 63: Hoare triple {10234#true} assume true; {10234#true} is VALID [2022-04-08 12:30:56,448 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 12:30:56,448 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 12:30:56,448 INFO L290 TraceCheckUtils]: 66: Hoare triple {10234#true} ~cond := #in~cond; {10234#true} is VALID [2022-04-08 12:30:56,448 INFO L290 TraceCheckUtils]: 67: Hoare triple {10234#true} assume !(0 == ~cond); {10234#true} is VALID [2022-04-08 12:30:56,448 INFO L290 TraceCheckUtils]: 68: Hoare triple {10234#true} assume true; {10234#true} is VALID [2022-04-08 12:30:56,449 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 12:30:56,449 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 12:30:56,450 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 12:30:56,450 INFO L290 TraceCheckUtils]: 72: Hoare triple {10455#(<= 1 __VERIFIER_assert_~cond)} assume 0 == ~cond; {10235#false} is VALID [2022-04-08 12:30:56,450 INFO L290 TraceCheckUtils]: 73: Hoare triple {10235#false} assume !false; {10235#false} is VALID [2022-04-08 12:30:56,450 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 12:30:56,450 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-08 12:30:56,629 INFO L290 TraceCheckUtils]: 73: Hoare triple {10235#false} assume !false; {10235#false} is VALID [2022-04-08 12:30:56,629 INFO L290 TraceCheckUtils]: 72: Hoare triple {10455#(<= 1 __VERIFIER_assert_~cond)} assume 0 == ~cond; {10235#false} is VALID [2022-04-08 12:30:56,629 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 12:30:56,630 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 12:30:56,630 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 12:30:56,630 INFO L290 TraceCheckUtils]: 68: Hoare triple {10234#true} assume true; {10234#true} is VALID [2022-04-08 12:30:56,630 INFO L290 TraceCheckUtils]: 67: Hoare triple {10234#true} assume !(0 == ~cond); {10234#true} is VALID [2022-04-08 12:30:56,630 INFO L290 TraceCheckUtils]: 66: Hoare triple {10234#true} ~cond := #in~cond; {10234#true} is VALID [2022-04-08 12:30:56,630 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 12:30:56,631 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 12:30:56,631 INFO L290 TraceCheckUtils]: 63: Hoare triple {10234#true} assume true; {10234#true} is VALID [2022-04-08 12:30:56,631 INFO L290 TraceCheckUtils]: 62: Hoare triple {10234#true} assume !(0 == ~cond); {10234#true} is VALID [2022-04-08 12:30:56,631 INFO L290 TraceCheckUtils]: 61: Hoare triple {10234#true} ~cond := #in~cond; {10234#true} is VALID [2022-04-08 12:30:56,631 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 12:30:56,631 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 12:30:56,631 INFO L290 TraceCheckUtils]: 58: Hoare triple {10234#true} assume true; {10234#true} is VALID [2022-04-08 12:30:56,632 INFO L290 TraceCheckUtils]: 57: Hoare triple {10234#true} assume !(0 == ~cond); {10234#true} is VALID [2022-04-08 12:30:56,632 INFO L290 TraceCheckUtils]: 56: Hoare triple {10234#true} ~cond := #in~cond; {10234#true} is VALID [2022-04-08 12:30:56,632 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 12:30:56,632 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 12:30:56,634 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 12:30:56,654 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 12:30:56,654 INFO L290 TraceCheckUtils]: 51: Hoare triple {10234#true} assume true; {10234#true} is VALID [2022-04-08 12:30:56,654 INFO L290 TraceCheckUtils]: 50: Hoare triple {10234#true} assume !(0 == ~cond); {10234#true} is VALID [2022-04-08 12:30:56,654 INFO L290 TraceCheckUtils]: 49: Hoare triple {10234#true} ~cond := #in~cond; {10234#true} is VALID [2022-04-08 12:30:56,654 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 12:30:56,655 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 12:30:56,655 INFO L290 TraceCheckUtils]: 46: Hoare triple {10234#true} assume true; {10234#true} is VALID [2022-04-08 12:30:56,655 INFO L290 TraceCheckUtils]: 45: Hoare triple {10234#true} assume !(0 == ~cond); {10234#true} is VALID [2022-04-08 12:30:56,655 INFO L290 TraceCheckUtils]: 44: Hoare triple {10234#true} ~cond := #in~cond; {10234#true} is VALID [2022-04-08 12:30:56,655 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 12:30:56,655 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 12:30:56,656 INFO L290 TraceCheckUtils]: 41: Hoare triple {10234#true} assume true; {10234#true} is VALID [2022-04-08 12:30:56,656 INFO L290 TraceCheckUtils]: 40: Hoare triple {10234#true} assume !(0 == ~cond); {10234#true} is VALID [2022-04-08 12:30:56,656 INFO L290 TraceCheckUtils]: 39: Hoare triple {10234#true} ~cond := #in~cond; {10234#true} is VALID [2022-04-08 12:30:56,656 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 12:30:56,656 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 12:30:56,656 INFO L290 TraceCheckUtils]: 36: Hoare triple {10234#true} assume true; {10234#true} is VALID [2022-04-08 12:30:56,656 INFO L290 TraceCheckUtils]: 35: Hoare triple {10234#true} assume !(0 == ~cond); {10234#true} is VALID [2022-04-08 12:30:56,656 INFO L290 TraceCheckUtils]: 34: Hoare triple {10234#true} ~cond := #in~cond; {10234#true} is VALID [2022-04-08 12:30:56,656 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 12:30:56,657 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 12:30:56,657 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 12:30:56,657 INFO L290 TraceCheckUtils]: 30: Hoare triple {10234#true} assume !false; {10234#true} is VALID [2022-04-08 12:30:56,657 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 12:30:56,657 INFO L290 TraceCheckUtils]: 28: Hoare triple {10234#true} assume !false; {10234#true} is VALID [2022-04-08 12:30:56,657 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 12:30:56,657 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {10234#true} {10234#true} #100#return; {10234#true} is VALID [2022-04-08 12:30:56,657 INFO L290 TraceCheckUtils]: 25: Hoare triple {10234#true} assume true; {10234#true} is VALID [2022-04-08 12:30:56,658 INFO L290 TraceCheckUtils]: 24: Hoare triple {10234#true} assume !(0 == ~cond); {10234#true} is VALID [2022-04-08 12:30:56,658 INFO L290 TraceCheckUtils]: 23: Hoare triple {10234#true} ~cond := #in~cond; {10234#true} is VALID [2022-04-08 12:30:56,658 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 12:30:56,658 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {10234#true} {10234#true} #98#return; {10234#true} is VALID [2022-04-08 12:30:56,658 INFO L290 TraceCheckUtils]: 20: Hoare triple {10234#true} assume true; {10234#true} is VALID [2022-04-08 12:30:56,658 INFO L290 TraceCheckUtils]: 19: Hoare triple {10234#true} assume !(0 == ~cond); {10234#true} is VALID [2022-04-08 12:30:56,658 INFO L290 TraceCheckUtils]: 18: Hoare triple {10234#true} ~cond := #in~cond; {10234#true} is VALID [2022-04-08 12:30:56,658 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 12:30:56,658 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {10234#true} {10234#true} #96#return; {10234#true} is VALID [2022-04-08 12:30:56,658 INFO L290 TraceCheckUtils]: 15: Hoare triple {10234#true} assume true; {10234#true} is VALID [2022-04-08 12:30:56,658 INFO L290 TraceCheckUtils]: 14: Hoare triple {10234#true} assume !(0 == ~cond); {10234#true} is VALID [2022-04-08 12:30:56,658 INFO L290 TraceCheckUtils]: 13: Hoare triple {10234#true} ~cond := #in~cond; {10234#true} is VALID [2022-04-08 12:30:56,658 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 12:30:56,658 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 12:30:56,659 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {10234#true} {10234#true} #94#return; {10234#true} is VALID [2022-04-08 12:30:56,659 INFO L290 TraceCheckUtils]: 9: Hoare triple {10234#true} assume true; {10234#true} is VALID [2022-04-08 12:30:56,659 INFO L290 TraceCheckUtils]: 8: Hoare triple {10234#true} assume !(0 == ~cond); {10234#true} is VALID [2022-04-08 12:30:56,659 INFO L290 TraceCheckUtils]: 7: Hoare triple {10234#true} ~cond := #in~cond; {10234#true} is VALID [2022-04-08 12:30:56,659 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 12:30:56,659 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 12:30:56,659 INFO L272 TraceCheckUtils]: 4: Hoare triple {10234#true} call #t~ret6 := main(); {10234#true} is VALID [2022-04-08 12:30:56,659 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {10234#true} {10234#true} #112#return; {10234#true} is VALID [2022-04-08 12:30:56,659 INFO L290 TraceCheckUtils]: 2: Hoare triple {10234#true} assume true; {10234#true} is VALID [2022-04-08 12:30:56,659 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 12:30:56,659 INFO L272 TraceCheckUtils]: 0: Hoare triple {10234#true} call ULTIMATE.init(); {10234#true} is VALID [2022-04-08 12:30:56,659 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 12:30:56,660 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-08 12:30:56,660 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [537772010] [2022-04-08 12:30:56,660 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-04-08 12:30:56,660 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [327571336] [2022-04-08 12:30:56,660 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [327571336] provided 1 perfect and 1 imperfect interpolant sequences [2022-04-08 12:30:56,660 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-04-08 12:30:56,660 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [6] total 7 [2022-04-08 12:30:56,660 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-08 12:30:56,660 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [12897766] [2022-04-08 12:30:56,660 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [12897766] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 12:30:56,660 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 12:30:56,660 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-04-08 12:30:56,660 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1263261724] [2022-04-08 12:30:56,660 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-08 12:30:56,661 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 12:30:56,661 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-08 12:30:56,661 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 12:30:56,679 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 12:30:56,679 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-04-08 12:30:56,679 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-08 12:30:56,679 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-04-08 12:30:56,679 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-04-08 12:30:56,680 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 12:30:57,339 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 12:30:57,339 INFO L93 Difference]: Finished difference Result 214 states and 301 transitions. [2022-04-08 12:30:57,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-04-08 12:30:57,340 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 12:30:57,340 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-08 12:30:57,340 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 12:30:57,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 53 transitions. [2022-04-08 12:30:57,340 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 12:30:57,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 53 transitions. [2022-04-08 12:30:57,341 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 5 states and 53 transitions. [2022-04-08 12:30:57,378 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 12:30:57,382 INFO L225 Difference]: With dead ends: 214 [2022-04-08 12:30:57,382 INFO L226 Difference]: Without dead ends: 212 [2022-04-08 12:30:57,382 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 12:30:57,383 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 12:30:57,383 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 12:30:57,383 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 212 states. [2022-04-08 12:30:57,936 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 212 to 212. [2022-04-08 12:30:57,936 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-08 12:30:57,936 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 12:30:57,937 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 12:30:57,937 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 12:30:57,941 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 12:30:57,941 INFO L93 Difference]: Finished difference Result 212 states and 299 transitions. [2022-04-08 12:30:57,941 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 299 transitions. [2022-04-08 12:30:57,942 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 12:30:57,942 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 12:30:57,942 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 12:30:57,943 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 12:30:57,947 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 12:30:57,947 INFO L93 Difference]: Finished difference Result 212 states and 299 transitions. [2022-04-08 12:30:57,947 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 299 transitions. [2022-04-08 12:30:57,948 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 12:30:57,948 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 12:30:57,948 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-08 12:30:57,948 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-08 12:30:57,948 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 12:30:57,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 212 states and 299 transitions. [2022-04-08 12:30:57,953 INFO L78 Accepts]: Start accepts. Automaton has 212 states and 299 transitions. Word has length 74 [2022-04-08 12:30:57,953 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-08 12:30:57,953 INFO L478 AbstractCegarLoop]: Abstraction has 212 states and 299 transitions. [2022-04-08 12:30:57,953 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 12:30:57,953 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 212 states and 299 transitions. [2022-04-08 12:30:58,446 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 12:30:58,446 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 299 transitions. [2022-04-08 12:30:58,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2022-04-08 12:30:58,447 INFO L491 BasicCegarLoop]: Found error trace [2022-04-08 12:30:58,447 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 12:30:58,468 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 12:30:58,647 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 12:30:58,648 INFO L403 AbstractCegarLoop]: === Iteration 12 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-08 12:30:58,648 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-08 12:30:58,648 INFO L85 PathProgramCache]: Analyzing trace with hash -2089538094, now seen corresponding path program 1 times [2022-04-08 12:30:58,648 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-08 12:30:58,648 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [801531297] [2022-04-08 12:30:58,649 INFO L202 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-04-08 12:30:58,649 INFO L85 PathProgramCache]: Analyzing trace with hash -2089538094, now seen corresponding path program 2 times [2022-04-08 12:30:58,649 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-08 12:30:58,649 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2056127950] [2022-04-08 12:30:58,649 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-08 12:30:58,649 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-08 12:30:58,667 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-04-08 12:30:58,667 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1059112491] [2022-04-08 12:30:58,668 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-04-08 12:30:58,668 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-08 12:30:58,668 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-08 12:30:58,669 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 12:30:58,675 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 12:30:58,721 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-04-08 12:30:58,721 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-08 12:30:58,722 INFO L263 TraceCheckSpWp]: Trace formula consists of 209 conjuncts, 16 conjunts are in the unsatisfiable core [2022-04-08 12:30:58,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 12:30:58,737 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-08 12:30:58,972 INFO L272 TraceCheckUtils]: 0: Hoare triple {11962#true} call ULTIMATE.init(); {11962#true} is VALID [2022-04-08 12:30:58,972 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 12:30:58,973 INFO L290 TraceCheckUtils]: 2: Hoare triple {11962#true} assume true; {11962#true} is VALID [2022-04-08 12:30:58,973 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {11962#true} {11962#true} #112#return; {11962#true} is VALID [2022-04-08 12:30:58,973 INFO L272 TraceCheckUtils]: 4: Hoare triple {11962#true} call #t~ret6 := main(); {11962#true} is VALID [2022-04-08 12:30:58,973 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 12:30:58,973 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 12:30:58,973 INFO L290 TraceCheckUtils]: 7: Hoare triple {11962#true} ~cond := #in~cond; {11962#true} is VALID [2022-04-08 12:30:58,973 INFO L290 TraceCheckUtils]: 8: Hoare triple {11962#true} assume !(0 == ~cond); {11962#true} is VALID [2022-04-08 12:30:58,973 INFO L290 TraceCheckUtils]: 9: Hoare triple {11962#true} assume true; {11962#true} is VALID [2022-04-08 12:30:58,973 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {11962#true} {11962#true} #94#return; {11962#true} is VALID [2022-04-08 12:30:58,973 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 12:30:58,973 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 12:30:58,973 INFO L290 TraceCheckUtils]: 13: Hoare triple {11962#true} ~cond := #in~cond; {11962#true} is VALID [2022-04-08 12:30:58,973 INFO L290 TraceCheckUtils]: 14: Hoare triple {11962#true} assume !(0 == ~cond); {11962#true} is VALID [2022-04-08 12:30:58,973 INFO L290 TraceCheckUtils]: 15: Hoare triple {11962#true} assume true; {11962#true} is VALID [2022-04-08 12:30:58,974 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {11962#true} {11962#true} #96#return; {11962#true} is VALID [2022-04-08 12:30:58,974 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 12:30:58,974 INFO L290 TraceCheckUtils]: 18: Hoare triple {11962#true} ~cond := #in~cond; {11962#true} is VALID [2022-04-08 12:30:58,974 INFO L290 TraceCheckUtils]: 19: Hoare triple {11962#true} assume !(0 == ~cond); {11962#true} is VALID [2022-04-08 12:30:58,974 INFO L290 TraceCheckUtils]: 20: Hoare triple {11962#true} assume true; {11962#true} is VALID [2022-04-08 12:30:58,974 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {11962#true} {11962#true} #98#return; {11962#true} is VALID [2022-04-08 12:30:58,974 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 12:30:58,974 INFO L290 TraceCheckUtils]: 23: Hoare triple {11962#true} ~cond := #in~cond; {11962#true} is VALID [2022-04-08 12:30:58,974 INFO L290 TraceCheckUtils]: 24: Hoare triple {11962#true} assume !(0 == ~cond); {11962#true} is VALID [2022-04-08 12:30:58,974 INFO L290 TraceCheckUtils]: 25: Hoare triple {11962#true} assume true; {11962#true} is VALID [2022-04-08 12:30:58,974 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {11962#true} {11962#true} #100#return; {11962#true} is VALID [2022-04-08 12:30:58,974 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 12:30:58,974 INFO L290 TraceCheckUtils]: 28: Hoare triple {11962#true} assume !false; {11962#true} is VALID [2022-04-08 12:30:58,974 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 12:30:58,975 INFO L290 TraceCheckUtils]: 30: Hoare triple {11962#true} assume !false; {11962#true} is VALID [2022-04-08 12:30:58,975 INFO L290 TraceCheckUtils]: 31: Hoare triple {11962#true} assume !(~c~0 >= ~b~0); {11962#true} is VALID [2022-04-08 12:30:58,975 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 12:30:58,975 INFO L290 TraceCheckUtils]: 33: Hoare triple {11962#true} assume !false; {11962#true} is VALID [2022-04-08 12:30:58,975 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 12:30:58,975 INFO L290 TraceCheckUtils]: 35: Hoare triple {11962#true} assume !false; {11962#true} is VALID [2022-04-08 12:30:58,975 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 12:30:58,975 INFO L290 TraceCheckUtils]: 37: Hoare triple {11962#true} assume !false; {11962#true} is VALID [2022-04-08 12:30:58,975 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 12:30:58,975 INFO L290 TraceCheckUtils]: 39: Hoare triple {11962#true} ~cond := #in~cond; {11962#true} is VALID [2022-04-08 12:30:58,975 INFO L290 TraceCheckUtils]: 40: Hoare triple {11962#true} assume !(0 == ~cond); {11962#true} is VALID [2022-04-08 12:30:58,975 INFO L290 TraceCheckUtils]: 41: Hoare triple {11962#true} assume true; {11962#true} is VALID [2022-04-08 12:30:58,975 INFO L284 TraceCheckUtils]: 42: Hoare quadruple {11962#true} {11962#true} #102#return; {11962#true} is VALID [2022-04-08 12:30:58,975 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 12:30:58,976 INFO L290 TraceCheckUtils]: 44: Hoare triple {11962#true} ~cond := #in~cond; {12099#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} is VALID [2022-04-08 12:30:58,976 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 12:30:58,976 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 12:30:58,977 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 12:30:58,977 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 12:30:58,977 INFO L290 TraceCheckUtils]: 49: Hoare triple {11962#true} ~cond := #in~cond; {11962#true} is VALID [2022-04-08 12:30:58,977 INFO L290 TraceCheckUtils]: 50: Hoare triple {11962#true} assume !(0 == ~cond); {11962#true} is VALID [2022-04-08 12:30:58,977 INFO L290 TraceCheckUtils]: 51: Hoare triple {11962#true} assume true; {11962#true} is VALID [2022-04-08 12:30:58,977 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 12:30:58,977 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 12:30:58,978 INFO L290 TraceCheckUtils]: 54: Hoare triple {11962#true} ~cond := #in~cond; {11962#true} is VALID [2022-04-08 12:30:58,978 INFO L290 TraceCheckUtils]: 55: Hoare triple {11962#true} assume !(0 == ~cond); {11962#true} is VALID [2022-04-08 12:30:58,978 INFO L290 TraceCheckUtils]: 56: Hoare triple {11962#true} assume true; {11962#true} is VALID [2022-04-08 12:30:58,978 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 12:30:58,978 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 12:30:58,979 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 12:30:58,979 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 12:30:58,979 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 12:30:58,979 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 12:30:58,980 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 12:30:58,980 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 12:30:58,980 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 12:30:58,980 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 12:30:58,981 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 12:30:58,981 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 12:30:58,981 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 12:30:58,982 INFO L290 TraceCheckUtils]: 70: Hoare triple {12179#(<= 1 __VERIFIER_assert_~cond)} assume 0 == ~cond; {11963#false} is VALID [2022-04-08 12:30:58,982 INFO L290 TraceCheckUtils]: 71: Hoare triple {11963#false} assume !false; {11963#false} is VALID [2022-04-08 12:30:58,982 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 12:30:58,982 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-08 12:31:12,458 INFO L290 TraceCheckUtils]: 71: Hoare triple {11963#false} assume !false; {11963#false} is VALID [2022-04-08 12:31:12,458 INFO L290 TraceCheckUtils]: 70: Hoare triple {12179#(<= 1 __VERIFIER_assert_~cond)} assume 0 == ~cond; {11963#false} is VALID [2022-04-08 12:31:12,459 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 12:31:12,459 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 12:31:12,460 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 12:31:12,460 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 12:31:12,460 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 12:31:12,461 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 12:31:12,461 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 12:31:12,461 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 12:31:12,462 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 12:31:12,462 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 12:31:12,462 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 12:31:12,463 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 12:31:12,463 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 12:31:12,463 INFO L290 TraceCheckUtils]: 56: Hoare triple {11962#true} assume true; {11962#true} is VALID [2022-04-08 12:31:12,463 INFO L290 TraceCheckUtils]: 55: Hoare triple {11962#true} assume !(0 == ~cond); {11962#true} is VALID [2022-04-08 12:31:12,463 INFO L290 TraceCheckUtils]: 54: Hoare triple {11962#true} ~cond := #in~cond; {11962#true} is VALID [2022-04-08 12:31:12,464 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 12:31:12,464 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 12:31:12,464 INFO L290 TraceCheckUtils]: 51: Hoare triple {11962#true} assume true; {11962#true} is VALID [2022-04-08 12:31:12,464 INFO L290 TraceCheckUtils]: 50: Hoare triple {11962#true} assume !(0 == ~cond); {11962#true} is VALID [2022-04-08 12:31:12,464 INFO L290 TraceCheckUtils]: 49: Hoare triple {11962#true} ~cond := #in~cond; {11962#true} is VALID [2022-04-08 12:31:12,464 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 12:31:12,465 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 12:31:12,466 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 12:31:12,466 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 12:31:12,466 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 12:31:12,467 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 12:31:12,467 INFO L284 TraceCheckUtils]: 42: Hoare quadruple {11962#true} {11962#true} #102#return; {11962#true} is VALID [2022-04-08 12:31:12,467 INFO L290 TraceCheckUtils]: 41: Hoare triple {11962#true} assume true; {11962#true} is VALID [2022-04-08 12:31:12,467 INFO L290 TraceCheckUtils]: 40: Hoare triple {11962#true} assume !(0 == ~cond); {11962#true} is VALID [2022-04-08 12:31:12,467 INFO L290 TraceCheckUtils]: 39: Hoare triple {11962#true} ~cond := #in~cond; {11962#true} is VALID [2022-04-08 12:31:12,467 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 12:31:12,467 INFO L290 TraceCheckUtils]: 37: Hoare triple {11962#true} assume !false; {11962#true} is VALID [2022-04-08 12:31:12,467 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 12:31:12,467 INFO L290 TraceCheckUtils]: 35: Hoare triple {11962#true} assume !false; {11962#true} is VALID [2022-04-08 12:31:12,467 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 12:31:12,467 INFO L290 TraceCheckUtils]: 33: Hoare triple {11962#true} assume !false; {11962#true} is VALID [2022-04-08 12:31:12,467 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 12:31:12,467 INFO L290 TraceCheckUtils]: 31: Hoare triple {11962#true} assume !(~c~0 >= ~b~0); {11962#true} is VALID [2022-04-08 12:31:12,467 INFO L290 TraceCheckUtils]: 30: Hoare triple {11962#true} assume !false; {11962#true} is VALID [2022-04-08 12:31:12,467 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 12:31:12,468 INFO L290 TraceCheckUtils]: 28: Hoare triple {11962#true} assume !false; {11962#true} is VALID [2022-04-08 12:31:12,468 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 12:31:12,468 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {11962#true} {11962#true} #100#return; {11962#true} is VALID [2022-04-08 12:31:12,468 INFO L290 TraceCheckUtils]: 25: Hoare triple {11962#true} assume true; {11962#true} is VALID [2022-04-08 12:31:12,468 INFO L290 TraceCheckUtils]: 24: Hoare triple {11962#true} assume !(0 == ~cond); {11962#true} is VALID [2022-04-08 12:31:12,468 INFO L290 TraceCheckUtils]: 23: Hoare triple {11962#true} ~cond := #in~cond; {11962#true} is VALID [2022-04-08 12:31:12,468 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 12:31:12,468 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {11962#true} {11962#true} #98#return; {11962#true} is VALID [2022-04-08 12:31:12,468 INFO L290 TraceCheckUtils]: 20: Hoare triple {11962#true} assume true; {11962#true} is VALID [2022-04-08 12:31:12,468 INFO L290 TraceCheckUtils]: 19: Hoare triple {11962#true} assume !(0 == ~cond); {11962#true} is VALID [2022-04-08 12:31:12,468 INFO L290 TraceCheckUtils]: 18: Hoare triple {11962#true} ~cond := #in~cond; {11962#true} is VALID [2022-04-08 12:31:12,468 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 12:31:12,468 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {11962#true} {11962#true} #96#return; {11962#true} is VALID [2022-04-08 12:31:12,468 INFO L290 TraceCheckUtils]: 15: Hoare triple {11962#true} assume true; {11962#true} is VALID [2022-04-08 12:31:12,469 INFO L290 TraceCheckUtils]: 14: Hoare triple {11962#true} assume !(0 == ~cond); {11962#true} is VALID [2022-04-08 12:31:12,469 INFO L290 TraceCheckUtils]: 13: Hoare triple {11962#true} ~cond := #in~cond; {11962#true} is VALID [2022-04-08 12:31:12,469 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 12:31:12,469 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 12:31:12,469 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {11962#true} {11962#true} #94#return; {11962#true} is VALID [2022-04-08 12:31:12,469 INFO L290 TraceCheckUtils]: 9: Hoare triple {11962#true} assume true; {11962#true} is VALID [2022-04-08 12:31:12,469 INFO L290 TraceCheckUtils]: 8: Hoare triple {11962#true} assume !(0 == ~cond); {11962#true} is VALID [2022-04-08 12:31:12,469 INFO L290 TraceCheckUtils]: 7: Hoare triple {11962#true} ~cond := #in~cond; {11962#true} is VALID [2022-04-08 12:31:12,469 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 12:31:12,469 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 12:31:12,469 INFO L272 TraceCheckUtils]: 4: Hoare triple {11962#true} call #t~ret6 := main(); {11962#true} is VALID [2022-04-08 12:31:12,469 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {11962#true} {11962#true} #112#return; {11962#true} is VALID [2022-04-08 12:31:12,469 INFO L290 TraceCheckUtils]: 2: Hoare triple {11962#true} assume true; {11962#true} is VALID [2022-04-08 12:31:12,469 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 12:31:12,469 INFO L272 TraceCheckUtils]: 0: Hoare triple {11962#true} call ULTIMATE.init(); {11962#true} is VALID [2022-04-08 12:31:12,470 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 12:31:12,470 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-08 12:31:12,470 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2056127950] [2022-04-08 12:31:12,470 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-04-08 12:31:12,470 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1059112491] [2022-04-08 12:31:12,471 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1059112491] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-08 12:31:12,471 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-04-08 12:31:12,471 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 9 [2022-04-08 12:31:12,471 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-08 12:31:12,471 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [801531297] [2022-04-08 12:31:12,471 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [801531297] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 12:31:12,471 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 12:31:12,471 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-04-08 12:31:12,471 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1061546995] [2022-04-08 12:31:12,471 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-08 12:31:12,472 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 12:31:12,472 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-08 12:31:12,472 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 12:31:12,505 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 12:31:12,506 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-04-08 12:31:12,506 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-08 12:31:12,506 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-04-08 12:31:12,506 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2022-04-08 12:31:12,506 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 12:31:13,325 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 12:31:13,325 INFO L93 Difference]: Finished difference Result 226 states and 310 transitions. [2022-04-08 12:31:13,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-04-08 12:31:13,325 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 12:31:13,326 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-08 12:31:13,326 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 12:31:13,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 58 transitions. [2022-04-08 12:31:13,326 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 12:31:13,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 58 transitions. [2022-04-08 12:31:13,327 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 8 states and 58 transitions. [2022-04-08 12:31:13,397 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 12:31:13,401 INFO L225 Difference]: With dead ends: 226 [2022-04-08 12:31:13,401 INFO L226 Difference]: Without dead ends: 224 [2022-04-08 12:31:13,401 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 12:31:13,401 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 12:31:13,402 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 12:31:13,402 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 224 states. [2022-04-08 12:31:14,012 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 224 to 224. [2022-04-08 12:31:14,012 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-08 12:31:14,013 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 12:31:14,013 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 12:31:14,013 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 12:31:14,018 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 12:31:14,018 INFO L93 Difference]: Finished difference Result 224 states and 308 transitions. [2022-04-08 12:31:14,018 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 308 transitions. [2022-04-08 12:31:14,018 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 12:31:14,018 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 12:31:14,019 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 12:31:14,019 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 12:31:14,023 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 12:31:14,023 INFO L93 Difference]: Finished difference Result 224 states and 308 transitions. [2022-04-08 12:31:14,023 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 308 transitions. [2022-04-08 12:31:14,024 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 12:31:14,024 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 12:31:14,024 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-08 12:31:14,024 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-08 12:31:14,024 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 12:31:14,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 224 states and 308 transitions. [2022-04-08 12:31:14,029 INFO L78 Accepts]: Start accepts. Automaton has 224 states and 308 transitions. Word has length 72 [2022-04-08 12:31:14,030 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-08 12:31:14,030 INFO L478 AbstractCegarLoop]: Abstraction has 224 states and 308 transitions. [2022-04-08 12:31:14,031 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 12:31:14,031 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 224 states and 308 transitions. [2022-04-08 12:31:14,548 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 12:31:14,549 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 308 transitions. [2022-04-08 12:31:14,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-04-08 12:31:14,549 INFO L491 BasicCegarLoop]: Found error trace [2022-04-08 12:31:14,549 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 12:31:14,571 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2022-04-08 12:31:14,750 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 12:31:14,750 INFO L403 AbstractCegarLoop]: === Iteration 13 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-08 12:31:14,750 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-08 12:31:14,750 INFO L85 PathProgramCache]: Analyzing trace with hash 1984914564, now seen corresponding path program 3 times [2022-04-08 12:31:14,750 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-08 12:31:14,750 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [1961668488] [2022-04-08 12:31:14,751 INFO L202 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-04-08 12:31:14,751 INFO L85 PathProgramCache]: Analyzing trace with hash 1984914564, now seen corresponding path program 4 times [2022-04-08 12:31:14,751 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-08 12:31:14,751 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1037099870] [2022-04-08 12:31:14,751 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-08 12:31:14,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-08 12:31:14,762 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-04-08 12:31:14,762 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1360345974] [2022-04-08 12:31:14,762 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-04-08 12:31:14,762 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-08 12:31:14,762 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-08 12:31:14,763 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 12:31:14,764 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 12:31:14,818 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-04-08 12:31:14,818 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-08 12:31:14,819 INFO L263 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 4 conjunts are in the unsatisfiable core [2022-04-08 12:31:14,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 12:31:14,834 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-08 12:31:15,055 INFO L272 TraceCheckUtils]: 0: Hoare triple {13757#true} call ULTIMATE.init(); {13757#true} is VALID [2022-04-08 12:31:15,055 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 12:31:15,055 INFO L290 TraceCheckUtils]: 2: Hoare triple {13757#true} assume true; {13757#true} is VALID [2022-04-08 12:31:15,055 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {13757#true} {13757#true} #112#return; {13757#true} is VALID [2022-04-08 12:31:15,055 INFO L272 TraceCheckUtils]: 4: Hoare triple {13757#true} call #t~ret6 := main(); {13757#true} is VALID [2022-04-08 12:31:15,055 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 12:31:15,055 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 12:31:15,055 INFO L290 TraceCheckUtils]: 7: Hoare triple {13757#true} ~cond := #in~cond; {13757#true} is VALID [2022-04-08 12:31:15,055 INFO L290 TraceCheckUtils]: 8: Hoare triple {13757#true} assume !(0 == ~cond); {13757#true} is VALID [2022-04-08 12:31:15,055 INFO L290 TraceCheckUtils]: 9: Hoare triple {13757#true} assume true; {13757#true} is VALID [2022-04-08 12:31:15,056 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {13757#true} {13757#true} #94#return; {13757#true} is VALID [2022-04-08 12:31:15,056 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 12:31:15,056 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 12:31:15,056 INFO L290 TraceCheckUtils]: 13: Hoare triple {13757#true} ~cond := #in~cond; {13757#true} is VALID [2022-04-08 12:31:15,056 INFO L290 TraceCheckUtils]: 14: Hoare triple {13757#true} assume !(0 == ~cond); {13757#true} is VALID [2022-04-08 12:31:15,056 INFO L290 TraceCheckUtils]: 15: Hoare triple {13757#true} assume true; {13757#true} is VALID [2022-04-08 12:31:15,056 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {13757#true} {13757#true} #96#return; {13757#true} is VALID [2022-04-08 12:31:15,056 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 12:31:15,056 INFO L290 TraceCheckUtils]: 18: Hoare triple {13757#true} ~cond := #in~cond; {13757#true} is VALID [2022-04-08 12:31:15,056 INFO L290 TraceCheckUtils]: 19: Hoare triple {13757#true} assume !(0 == ~cond); {13757#true} is VALID [2022-04-08 12:31:15,056 INFO L290 TraceCheckUtils]: 20: Hoare triple {13757#true} assume true; {13757#true} is VALID [2022-04-08 12:31:15,056 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {13757#true} {13757#true} #98#return; {13757#true} is VALID [2022-04-08 12:31:15,056 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 12:31:15,056 INFO L290 TraceCheckUtils]: 23: Hoare triple {13757#true} ~cond := #in~cond; {13757#true} is VALID [2022-04-08 12:31:15,057 INFO L290 TraceCheckUtils]: 24: Hoare triple {13757#true} assume !(0 == ~cond); {13757#true} is VALID [2022-04-08 12:31:15,057 INFO L290 TraceCheckUtils]: 25: Hoare triple {13757#true} assume true; {13757#true} is VALID [2022-04-08 12:31:15,057 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {13757#true} {13757#true} #100#return; {13757#true} is VALID [2022-04-08 12:31:15,057 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 12:31:15,057 INFO L290 TraceCheckUtils]: 28: Hoare triple {13757#true} assume !false; {13757#true} is VALID [2022-04-08 12:31:15,057 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 12:31:15,057 INFO L290 TraceCheckUtils]: 30: Hoare triple {13757#true} assume !false; {13757#true} is VALID [2022-04-08 12:31:15,057 INFO L290 TraceCheckUtils]: 31: Hoare triple {13757#true} assume !(~c~0 >= ~b~0); {13757#true} is VALID [2022-04-08 12:31:15,057 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 12:31:15,057 INFO L290 TraceCheckUtils]: 33: Hoare triple {13757#true} assume !false; {13757#true} is VALID [2022-04-08 12:31:15,057 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 12:31:15,057 INFO L290 TraceCheckUtils]: 35: Hoare triple {13757#true} assume !false; {13757#true} is VALID [2022-04-08 12:31:15,058 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 12:31:15,058 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 12:31:15,058 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 12:31:15,058 INFO L290 TraceCheckUtils]: 39: Hoare triple {13757#true} ~cond := #in~cond; {13757#true} is VALID [2022-04-08 12:31:15,058 INFO L290 TraceCheckUtils]: 40: Hoare triple {13757#true} assume !(0 == ~cond); {13757#true} is VALID [2022-04-08 12:31:15,058 INFO L290 TraceCheckUtils]: 41: Hoare triple {13757#true} assume true; {13757#true} is VALID [2022-04-08 12:31:15,059 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 12:31:15,059 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 12:31:15,059 INFO L290 TraceCheckUtils]: 44: Hoare triple {13757#true} ~cond := #in~cond; {13757#true} is VALID [2022-04-08 12:31:15,059 INFO L290 TraceCheckUtils]: 45: Hoare triple {13757#true} assume !(0 == ~cond); {13757#true} is VALID [2022-04-08 12:31:15,059 INFO L290 TraceCheckUtils]: 46: Hoare triple {13757#true} assume true; {13757#true} is VALID [2022-04-08 12:31:15,060 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 12:31:15,060 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 12:31:15,060 INFO L290 TraceCheckUtils]: 49: Hoare triple {13757#true} ~cond := #in~cond; {13757#true} is VALID [2022-04-08 12:31:15,060 INFO L290 TraceCheckUtils]: 50: Hoare triple {13757#true} assume !(0 == ~cond); {13757#true} is VALID [2022-04-08 12:31:15,060 INFO L290 TraceCheckUtils]: 51: Hoare triple {13757#true} assume true; {13757#true} is VALID [2022-04-08 12:31:15,061 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 12:31:15,061 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 12:31:15,061 INFO L290 TraceCheckUtils]: 54: Hoare triple {13757#true} ~cond := #in~cond; {13757#true} is VALID [2022-04-08 12:31:15,061 INFO L290 TraceCheckUtils]: 55: Hoare triple {13757#true} assume !(0 == ~cond); {13757#true} is VALID [2022-04-08 12:31:15,061 INFO L290 TraceCheckUtils]: 56: Hoare triple {13757#true} assume true; {13757#true} is VALID [2022-04-08 12:31:15,061 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 12:31:15,062 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 12:31:15,062 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 12:31:15,063 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 12:31:15,063 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 12:31:15,063 INFO L290 TraceCheckUtils]: 62: Hoare triple {13758#false} assume !false; {13758#false} is VALID [2022-04-08 12:31:15,063 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 12:31:15,063 INFO L290 TraceCheckUtils]: 64: Hoare triple {13758#false} ~cond := #in~cond; {13758#false} is VALID [2022-04-08 12:31:15,063 INFO L290 TraceCheckUtils]: 65: Hoare triple {13758#false} assume !(0 == ~cond); {13758#false} is VALID [2022-04-08 12:31:15,063 INFO L290 TraceCheckUtils]: 66: Hoare triple {13758#false} assume true; {13758#false} is VALID [2022-04-08 12:31:15,063 INFO L284 TraceCheckUtils]: 67: Hoare quadruple {13758#false} {13758#false} #102#return; {13758#false} is VALID [2022-04-08 12:31:15,063 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 12:31:15,063 INFO L290 TraceCheckUtils]: 69: Hoare triple {13758#false} ~cond := #in~cond; {13758#false} is VALID [2022-04-08 12:31:15,064 INFO L290 TraceCheckUtils]: 70: Hoare triple {13758#false} assume !(0 == ~cond); {13758#false} is VALID [2022-04-08 12:31:15,064 INFO L290 TraceCheckUtils]: 71: Hoare triple {13758#false} assume true; {13758#false} is VALID [2022-04-08 12:31:15,064 INFO L284 TraceCheckUtils]: 72: Hoare quadruple {13758#false} {13758#false} #104#return; {13758#false} is VALID [2022-04-08 12:31:15,064 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 12:31:15,064 INFO L290 TraceCheckUtils]: 74: Hoare triple {13758#false} ~cond := #in~cond; {13758#false} is VALID [2022-04-08 12:31:15,064 INFO L290 TraceCheckUtils]: 75: Hoare triple {13758#false} assume 0 == ~cond; {13758#false} is VALID [2022-04-08 12:31:15,064 INFO L290 TraceCheckUtils]: 76: Hoare triple {13758#false} assume !false; {13758#false} is VALID [2022-04-08 12:31:15,064 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 12:31:15,064 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-04-08 12:31:15,064 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-08 12:31:15,064 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1037099870] [2022-04-08 12:31:15,064 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-04-08 12:31:15,065 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1360345974] [2022-04-08 12:31:15,065 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1360345974] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 12:31:15,065 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 12:31:15,065 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-04-08 12:31:15,065 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-08 12:31:15,065 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [1961668488] [2022-04-08 12:31:15,065 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [1961668488] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 12:31:15,065 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 12:31:15,065 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-04-08 12:31:15,065 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1071444696] [2022-04-08 12:31:15,065 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-08 12:31:15,066 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 12:31:15,066 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-08 12:31:15,066 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 12:31:15,101 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 12:31:15,102 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-04-08 12:31:15,102 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-08 12:31:15,102 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-04-08 12:31:15,102 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-04-08 12:31:15,103 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 12:31:15,616 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 12:31:15,616 INFO L93 Difference]: Finished difference Result 367 states and 500 transitions. [2022-04-08 12:31:15,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-04-08 12:31:15,616 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 12:31:15,617 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-08 12:31:15,617 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 12:31:15,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 85 transitions. [2022-04-08 12:31:15,618 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 12:31:15,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 85 transitions. [2022-04-08 12:31:15,618 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 6 states and 85 transitions. [2022-04-08 12:31:15,700 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 12:31:15,719 INFO L225 Difference]: With dead ends: 367 [2022-04-08 12:31:15,719 INFO L226 Difference]: Without dead ends: 230 [2022-04-08 12:31:15,722 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 12:31:15,722 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 12:31:15,723 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 12:31:15,723 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 230 states. [2022-04-08 12:31:16,402 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 230 to 214. [2022-04-08 12:31:16,403 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-08 12:31:16,403 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 12:31:16,403 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 12:31:16,404 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 12:31:16,408 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 12:31:16,408 INFO L93 Difference]: Finished difference Result 230 states and 305 transitions. [2022-04-08 12:31:16,408 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 305 transitions. [2022-04-08 12:31:16,409 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 12:31:16,409 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 12:31:16,409 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 12:31:16,409 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 12:31:16,413 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 12:31:16,413 INFO L93 Difference]: Finished difference Result 230 states and 305 transitions. [2022-04-08 12:31:16,413 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 305 transitions. [2022-04-08 12:31:16,414 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 12:31:16,414 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 12:31:16,414 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-08 12:31:16,414 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-08 12:31:16,414 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 12:31:16,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 214 states and 289 transitions. [2022-04-08 12:31:16,419 INFO L78 Accepts]: Start accepts. Automaton has 214 states and 289 transitions. Word has length 77 [2022-04-08 12:31:16,419 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-08 12:31:16,419 INFO L478 AbstractCegarLoop]: Abstraction has 214 states and 289 transitions. [2022-04-08 12:31:16,419 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 12:31:16,419 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 214 states and 289 transitions. [2022-04-08 12:31:16,944 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 12:31:16,945 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 289 transitions. [2022-04-08 12:31:16,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-04-08 12:31:16,945 INFO L491 BasicCegarLoop]: Found error trace [2022-04-08 12:31:16,945 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 12:31:16,981 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 12:31:17,146 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 12:31:17,146 INFO L403 AbstractCegarLoop]: === Iteration 14 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-08 12:31:17,146 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-08 12:31:17,146 INFO L85 PathProgramCache]: Analyzing trace with hash -867272991, now seen corresponding path program 5 times [2022-04-08 12:31:17,146 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-08 12:31:17,146 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [1563410909] [2022-04-08 12:31:17,147 INFO L202 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-04-08 12:31:17,147 INFO L85 PathProgramCache]: Analyzing trace with hash -867272991, now seen corresponding path program 6 times [2022-04-08 12:31:17,147 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-08 12:31:17,147 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2073957243] [2022-04-08 12:31:17,147 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-08 12:31:17,147 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-08 12:31:17,163 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-04-08 12:31:17,163 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1667755140] [2022-04-08 12:31:17,163 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2022-04-08 12:31:17,163 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-08 12:31:17,164 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-08 12:31:17,168 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 12:31:17,169 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 12:31:17,222 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 5 check-sat command(s) [2022-04-08 12:31:17,222 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-08 12:31:17,224 INFO L263 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 71 conjunts are in the unsatisfiable core [2022-04-08 12:31:17,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 12:31:17,235 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-08 12:31:17,968 INFO L272 TraceCheckUtils]: 0: Hoare triple {15617#true} call ULTIMATE.init(); {15617#true} is VALID [2022-04-08 12:31:17,968 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 12:31:17,969 INFO L290 TraceCheckUtils]: 2: Hoare triple {15617#true} assume true; {15617#true} is VALID [2022-04-08 12:31:17,969 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {15617#true} {15617#true} #112#return; {15617#true} is VALID [2022-04-08 12:31:17,969 INFO L272 TraceCheckUtils]: 4: Hoare triple {15617#true} call #t~ret6 := main(); {15617#true} is VALID [2022-04-08 12:31:17,969 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 12:31:17,969 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 12:31:17,969 INFO L290 TraceCheckUtils]: 7: Hoare triple {15617#true} ~cond := #in~cond; {15617#true} is VALID [2022-04-08 12:31:17,969 INFO L290 TraceCheckUtils]: 8: Hoare triple {15617#true} assume !(0 == ~cond); {15617#true} is VALID [2022-04-08 12:31:17,969 INFO L290 TraceCheckUtils]: 9: Hoare triple {15617#true} assume true; {15617#true} is VALID [2022-04-08 12:31:17,969 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {15617#true} {15617#true} #94#return; {15617#true} is VALID [2022-04-08 12:31:17,969 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 12:31:17,969 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 12:31:17,969 INFO L290 TraceCheckUtils]: 13: Hoare triple {15617#true} ~cond := #in~cond; {15617#true} is VALID [2022-04-08 12:31:17,969 INFO L290 TraceCheckUtils]: 14: Hoare triple {15617#true} assume !(0 == ~cond); {15617#true} is VALID [2022-04-08 12:31:17,969 INFO L290 TraceCheckUtils]: 15: Hoare triple {15617#true} assume true; {15617#true} is VALID [2022-04-08 12:31:17,970 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {15617#true} {15617#true} #96#return; {15617#true} is VALID [2022-04-08 12:31:17,970 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 12:31:17,970 INFO L290 TraceCheckUtils]: 18: Hoare triple {15617#true} ~cond := #in~cond; {15617#true} is VALID [2022-04-08 12:31:17,970 INFO L290 TraceCheckUtils]: 19: Hoare triple {15617#true} assume !(0 == ~cond); {15617#true} is VALID [2022-04-08 12:31:17,970 INFO L290 TraceCheckUtils]: 20: Hoare triple {15617#true} assume true; {15617#true} is VALID [2022-04-08 12:31:17,970 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {15617#true} {15617#true} #98#return; {15617#true} is VALID [2022-04-08 12:31:17,970 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 12:31:17,970 INFO L290 TraceCheckUtils]: 23: Hoare triple {15617#true} ~cond := #in~cond; {15617#true} is VALID [2022-04-08 12:31:17,970 INFO L290 TraceCheckUtils]: 24: Hoare triple {15617#true} assume !(0 == ~cond); {15617#true} is VALID [2022-04-08 12:31:17,970 INFO L290 TraceCheckUtils]: 25: Hoare triple {15617#true} assume true; {15617#true} is VALID [2022-04-08 12:31:17,970 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {15617#true} {15617#true} #100#return; {15617#true} is VALID [2022-04-08 12:31:17,971 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 12:31:17,971 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 12:31:17,971 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 12:31:17,972 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 12:31:17,972 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 12:31:17,973 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 12:31:17,973 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 12:31:17,973 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 12:31:17,974 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 12:31:17,974 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 12:31:17,975 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 12:31:17,975 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 12:31:17,975 INFO L290 TraceCheckUtils]: 39: Hoare triple {15617#true} ~cond := #in~cond; {15617#true} is VALID [2022-04-08 12:31:17,975 INFO L290 TraceCheckUtils]: 40: Hoare triple {15617#true} assume !(0 == ~cond); {15617#true} is VALID [2022-04-08 12:31:17,975 INFO L290 TraceCheckUtils]: 41: Hoare triple {15617#true} assume true; {15617#true} is VALID [2022-04-08 12:31:17,976 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 12:31:17,976 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 12:31:17,976 INFO L290 TraceCheckUtils]: 44: Hoare triple {15617#true} ~cond := #in~cond; {15759#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} is VALID [2022-04-08 12:31:17,976 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 12:31:17,977 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 12:31:17,978 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 12:31:17,978 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 12:31:17,978 INFO L290 TraceCheckUtils]: 49: Hoare triple {15617#true} ~cond := #in~cond; {15617#true} is VALID [2022-04-08 12:31:17,978 INFO L290 TraceCheckUtils]: 50: Hoare triple {15617#true} assume !(0 == ~cond); {15617#true} is VALID [2022-04-08 12:31:17,978 INFO L290 TraceCheckUtils]: 51: Hoare triple {15617#true} assume true; {15617#true} is VALID [2022-04-08 12:31:17,979 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 12:31:17,979 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 12:31:17,979 INFO L290 TraceCheckUtils]: 54: Hoare triple {15617#true} ~cond := #in~cond; {15617#true} is VALID [2022-04-08 12:31:17,979 INFO L290 TraceCheckUtils]: 55: Hoare triple {15617#true} assume !(0 == ~cond); {15617#true} is VALID [2022-04-08 12:31:17,979 INFO L290 TraceCheckUtils]: 56: Hoare triple {15617#true} assume true; {15617#true} is VALID [2022-04-08 12:31:17,980 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 12:31:17,980 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 12:31:17,981 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 12:31:17,981 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 12:31:17,982 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 12:31:17,982 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 12:31:17,983 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 12:31:17,983 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 12:31:17,984 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 12:31:17,984 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 12:31:17,985 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 12:31:17,985 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 12:31:17,985 INFO L290 TraceCheckUtils]: 69: Hoare triple {15617#true} ~cond := #in~cond; {15759#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} is VALID [2022-04-08 12:31:17,986 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 12:31:17,986 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 12:31:17,988 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 12:31:17,988 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 12:31:17,989 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 12:31:17,989 INFO L290 TraceCheckUtils]: 75: Hoare triple {15856#(<= 1 __VERIFIER_assert_~cond)} assume 0 == ~cond; {15618#false} is VALID [2022-04-08 12:31:17,989 INFO L290 TraceCheckUtils]: 76: Hoare triple {15618#false} assume !false; {15618#false} is VALID [2022-04-08 12:31:17,989 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 12:31:17,990 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-08 12:31:58,707 INFO L290 TraceCheckUtils]: 76: Hoare triple {15618#false} assume !false; {15618#false} is VALID [2022-04-08 12:31:58,708 INFO L290 TraceCheckUtils]: 75: Hoare triple {15856#(<= 1 __VERIFIER_assert_~cond)} assume 0 == ~cond; {15618#false} is VALID [2022-04-08 12:31:58,708 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 12:31:58,709 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 12:31:58,710 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 12:31:58,710 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 12:31:58,710 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 12:31:58,711 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 12:31:58,711 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 12:31:58,711 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 12:31:58,712 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 12:31:58,712 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 12:31:58,712 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 12:31:58,713 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 12:31:58,753 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 12:31:58,754 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 12:31:58,755 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 12:31:58,760 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 12:31:58,760 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 12:31:58,761 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 12:31:58,761 INFO L290 TraceCheckUtils]: 56: Hoare triple {15617#true} assume true; {15617#true} is VALID [2022-04-08 12:31:58,761 INFO L290 TraceCheckUtils]: 55: Hoare triple {15617#true} assume !(0 == ~cond); {15617#true} is VALID [2022-04-08 12:31:58,761 INFO L290 TraceCheckUtils]: 54: Hoare triple {15617#true} ~cond := #in~cond; {15617#true} is VALID [2022-04-08 12:31:58,761 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 12:31:58,762 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 12:31:58,762 INFO L290 TraceCheckUtils]: 51: Hoare triple {15617#true} assume true; {15617#true} is VALID [2022-04-08 12:31:58,762 INFO L290 TraceCheckUtils]: 50: Hoare triple {15617#true} assume !(0 == ~cond); {15617#true} is VALID [2022-04-08 12:31:58,762 INFO L290 TraceCheckUtils]: 49: Hoare triple {15617#true} ~cond := #in~cond; {15617#true} is VALID [2022-04-08 12:31:58,762 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 12:31:58,763 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 12:31:58,763 INFO L290 TraceCheckUtils]: 46: Hoare triple {15617#true} assume true; {15617#true} is VALID [2022-04-08 12:31:58,763 INFO L290 TraceCheckUtils]: 45: Hoare triple {15617#true} assume !(0 == ~cond); {15617#true} is VALID [2022-04-08 12:31:58,763 INFO L290 TraceCheckUtils]: 44: Hoare triple {15617#true} ~cond := #in~cond; {15617#true} is VALID [2022-04-08 12:31:58,763 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 12:31:58,764 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 12:31:58,764 INFO L290 TraceCheckUtils]: 41: Hoare triple {15617#true} assume true; {15617#true} is VALID [2022-04-08 12:31:58,764 INFO L290 TraceCheckUtils]: 40: Hoare triple {15617#true} assume !(0 == ~cond); {15617#true} is VALID [2022-04-08 12:31:58,764 INFO L290 TraceCheckUtils]: 39: Hoare triple {15617#true} ~cond := #in~cond; {15617#true} is VALID [2022-04-08 12:31:58,765 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 12:31:58,765 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 12:31:58,766 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 12:31:58,766 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 12:31:58,767 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 12:31:58,767 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 12:32:00,769 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 12:32:00,770 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 12:32:00,770 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 12:32:00,771 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 12:32:00,772 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 12:32:00,772 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 12:32:00,772 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {15617#true} {15617#true} #100#return; {15617#true} is VALID [2022-04-08 12:32:00,773 INFO L290 TraceCheckUtils]: 25: Hoare triple {15617#true} assume true; {15617#true} is VALID [2022-04-08 12:32:00,773 INFO L290 TraceCheckUtils]: 24: Hoare triple {15617#true} assume !(0 == ~cond); {15617#true} is VALID [2022-04-08 12:32:00,773 INFO L290 TraceCheckUtils]: 23: Hoare triple {15617#true} ~cond := #in~cond; {15617#true} is VALID [2022-04-08 12:32:00,773 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 12:32:00,773 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {15617#true} {15617#true} #98#return; {15617#true} is VALID [2022-04-08 12:32:00,773 INFO L290 TraceCheckUtils]: 20: Hoare triple {15617#true} assume true; {15617#true} is VALID [2022-04-08 12:32:00,773 INFO L290 TraceCheckUtils]: 19: Hoare triple {15617#true} assume !(0 == ~cond); {15617#true} is VALID [2022-04-08 12:32:00,773 INFO L290 TraceCheckUtils]: 18: Hoare triple {15617#true} ~cond := #in~cond; {15617#true} is VALID [2022-04-08 12:32:00,773 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 12:32:00,773 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {15617#true} {15617#true} #96#return; {15617#true} is VALID [2022-04-08 12:32:00,773 INFO L290 TraceCheckUtils]: 15: Hoare triple {15617#true} assume true; {15617#true} is VALID [2022-04-08 12:32:00,773 INFO L290 TraceCheckUtils]: 14: Hoare triple {15617#true} assume !(0 == ~cond); {15617#true} is VALID [2022-04-08 12:32:00,773 INFO L290 TraceCheckUtils]: 13: Hoare triple {15617#true} ~cond := #in~cond; {15617#true} is VALID [2022-04-08 12:32:00,774 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 12:32:00,774 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 12:32:00,774 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {15617#true} {15617#true} #94#return; {15617#true} is VALID [2022-04-08 12:32:00,774 INFO L290 TraceCheckUtils]: 9: Hoare triple {15617#true} assume true; {15617#true} is VALID [2022-04-08 12:32:00,774 INFO L290 TraceCheckUtils]: 8: Hoare triple {15617#true} assume !(0 == ~cond); {15617#true} is VALID [2022-04-08 12:32:00,774 INFO L290 TraceCheckUtils]: 7: Hoare triple {15617#true} ~cond := #in~cond; {15617#true} is VALID [2022-04-08 12:32:00,774 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 12:32:00,774 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 12:32:00,774 INFO L272 TraceCheckUtils]: 4: Hoare triple {15617#true} call #t~ret6 := main(); {15617#true} is VALID [2022-04-08 12:32:00,774 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {15617#true} {15617#true} #112#return; {15617#true} is VALID [2022-04-08 12:32:00,774 INFO L290 TraceCheckUtils]: 2: Hoare triple {15617#true} assume true; {15617#true} is VALID [2022-04-08 12:32:00,774 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 12:32:00,774 INFO L272 TraceCheckUtils]: 0: Hoare triple {15617#true} call ULTIMATE.init(); {15617#true} is VALID [2022-04-08 12:32:00,775 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 12:32:00,775 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-08 12:32:00,775 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2073957243] [2022-04-08 12:32:00,775 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-04-08 12:32:00,775 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1667755140] [2022-04-08 12:32:00,775 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1667755140] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-08 12:32:00,775 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-04-08 12:32:00,775 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 13] total 23 [2022-04-08 12:32:00,776 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-08 12:32:00,776 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [1563410909] [2022-04-08 12:32:00,776 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [1563410909] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 12:32:00,776 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 12:32:00,776 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2022-04-08 12:32:00,776 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1123219321] [2022-04-08 12:32:00,776 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-08 12:32:00,776 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 12:32:00,776 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-08 12:32:00,777 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 12:32:00,833 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 12:32:00,834 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-04-08 12:32:00,834 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-08 12:32:00,834 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-04-08 12:32:00,834 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=86, Invalid=419, Unknown=1, NotChecked=0, Total=506 [2022-04-08 12:32:00,834 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 12:32:03,645 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 12:32:03,646 INFO L93 Difference]: Finished difference Result 285 states and 377 transitions. [2022-04-08 12:32:03,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-04-08 12:32:03,646 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 12:32:03,647 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-08 12:32:03,647 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 12:32:03,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 148 transitions. [2022-04-08 12:32:03,649 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 12:32:03,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 148 transitions. [2022-04-08 12:32:03,664 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 14 states and 148 transitions. [2022-04-08 12:32:03,846 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 12:32:03,851 INFO L225 Difference]: With dead ends: 285 [2022-04-08 12:32:03,851 INFO L226 Difference]: Without dead ends: 283 [2022-04-08 12:32:03,851 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 160 GetRequests, 128 SyntacticMatches, 4 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 123 ImplicationChecksByTransitivity, 2.7s TimeCoverageRelationStatistics Valid=147, Invalid=722, Unknown=1, NotChecked=0, Total=870 [2022-04-08 12:32:03,851 INFO L913 BasicCegarLoop]: 50 mSDtfsCounter, 61 mSDsluCounter, 281 mSDsCounter, 0 mSdLazyCounter, 690 mSolverCounterSat, 54 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s 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, 0.9s IncrementalHoareTripleChecker+Time [2022-04-08 12:32:03,852 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [73 Valid, 331 Invalid, 744 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [54 Valid, 690 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-04-08 12:32:03,852 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 283 states. [2022-04-08 12:32:04,455 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 283 to 222. [2022-04-08 12:32:04,456 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-08 12:32:04,456 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 12:32:04,456 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 12:32:04,457 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 12:32:04,461 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 12:32:04,461 INFO L93 Difference]: Finished difference Result 283 states and 375 transitions. [2022-04-08 12:32:04,462 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 375 transitions. [2022-04-08 12:32:04,462 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 12:32:04,462 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 12:32:04,462 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 12:32:04,463 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 12:32:04,468 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 12:32:04,468 INFO L93 Difference]: Finished difference Result 283 states and 375 transitions. [2022-04-08 12:32:04,468 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 375 transitions. [2022-04-08 12:32:04,469 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 12:32:04,469 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 12:32:04,469 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-08 12:32:04,469 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-08 12:32:04,470 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 12:32:04,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 222 states and 295 transitions. [2022-04-08 12:32:04,474 INFO L78 Accepts]: Start accepts. Automaton has 222 states and 295 transitions. Word has length 77 [2022-04-08 12:32:04,474 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-08 12:32:04,474 INFO L478 AbstractCegarLoop]: Abstraction has 222 states and 295 transitions. [2022-04-08 12:32:04,475 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 12:32:04,475 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 222 states and 295 transitions. [2022-04-08 12:32:05,014 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 12:32:05,014 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 295 transitions. [2022-04-08 12:32:05,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2022-04-08 12:32:05,015 INFO L491 BasicCegarLoop]: Found error trace [2022-04-08 12:32:05,015 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 12:32:05,032 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Ended with exit code 0 [2022-04-08 12:32:05,215 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 12:32:05,215 INFO L403 AbstractCegarLoop]: === Iteration 15 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-08 12:32:05,216 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-08 12:32:05,216 INFO L85 PathProgramCache]: Analyzing trace with hash -1679616651, now seen corresponding path program 1 times [2022-04-08 12:32:05,216 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-08 12:32:05,216 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [395502927] [2022-04-08 12:32:05,216 INFO L202 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-04-08 12:32:05,216 INFO L85 PathProgramCache]: Analyzing trace with hash -1679616651, now seen corresponding path program 2 times [2022-04-08 12:32:05,216 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-08 12:32:05,216 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1350434213] [2022-04-08 12:32:05,217 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-08 12:32:05,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-08 12:32:05,232 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-04-08 12:32:05,233 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1151000825] [2022-04-08 12:32:05,233 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-04-08 12:32:05,233 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-08 12:32:05,233 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-08 12:32:05,233 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 12:32:05,234 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 12:32:05,281 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-04-08 12:32:05,281 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-08 12:32:05,282 INFO L263 TraceCheckSpWp]: Trace formula consists of 219 conjuncts, 61 conjunts are in the unsatisfiable core [2022-04-08 12:32:05,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 12:32:05,291 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-08 12:32:06,031 INFO L272 TraceCheckUtils]: 0: Hoare triple {17695#true} call ULTIMATE.init(); {17695#true} is VALID [2022-04-08 12:32:06,031 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 12:32:06,032 INFO L290 TraceCheckUtils]: 2: Hoare triple {17695#true} assume true; {17695#true} is VALID [2022-04-08 12:32:06,032 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {17695#true} {17695#true} #112#return; {17695#true} is VALID [2022-04-08 12:32:06,032 INFO L272 TraceCheckUtils]: 4: Hoare triple {17695#true} call #t~ret6 := main(); {17695#true} is VALID [2022-04-08 12:32:06,032 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 12:32:06,032 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 12:32:06,032 INFO L290 TraceCheckUtils]: 7: Hoare triple {17695#true} ~cond := #in~cond; {17695#true} is VALID [2022-04-08 12:32:06,032 INFO L290 TraceCheckUtils]: 8: Hoare triple {17695#true} assume !(0 == ~cond); {17695#true} is VALID [2022-04-08 12:32:06,032 INFO L290 TraceCheckUtils]: 9: Hoare triple {17695#true} assume true; {17695#true} is VALID [2022-04-08 12:32:06,032 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {17695#true} {17695#true} #94#return; {17695#true} is VALID [2022-04-08 12:32:06,032 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 12:32:06,032 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 12:32:06,032 INFO L290 TraceCheckUtils]: 13: Hoare triple {17695#true} ~cond := #in~cond; {17695#true} is VALID [2022-04-08 12:32:06,032 INFO L290 TraceCheckUtils]: 14: Hoare triple {17695#true} assume !(0 == ~cond); {17695#true} is VALID [2022-04-08 12:32:06,032 INFO L290 TraceCheckUtils]: 15: Hoare triple {17695#true} assume true; {17695#true} is VALID [2022-04-08 12:32:06,033 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {17695#true} {17695#true} #96#return; {17695#true} is VALID [2022-04-08 12:32:06,033 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 12:32:06,033 INFO L290 TraceCheckUtils]: 18: Hoare triple {17695#true} ~cond := #in~cond; {17695#true} is VALID [2022-04-08 12:32:06,033 INFO L290 TraceCheckUtils]: 19: Hoare triple {17695#true} assume !(0 == ~cond); {17695#true} is VALID [2022-04-08 12:32:06,033 INFO L290 TraceCheckUtils]: 20: Hoare triple {17695#true} assume true; {17695#true} is VALID [2022-04-08 12:32:06,033 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {17695#true} {17695#true} #98#return; {17695#true} is VALID [2022-04-08 12:32:06,033 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 12:32:06,033 INFO L290 TraceCheckUtils]: 23: Hoare triple {17695#true} ~cond := #in~cond; {17695#true} is VALID [2022-04-08 12:32:06,033 INFO L290 TraceCheckUtils]: 24: Hoare triple {17695#true} assume !(0 == ~cond); {17695#true} is VALID [2022-04-08 12:32:06,033 INFO L290 TraceCheckUtils]: 25: Hoare triple {17695#true} assume true; {17695#true} is VALID [2022-04-08 12:32:06,033 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {17695#true} {17695#true} #100#return; {17695#true} is VALID [2022-04-08 12:32:06,034 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 12:32:06,034 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 12:32:06,034 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 12:32:06,035 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 12:32:06,035 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 12:32:06,036 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 12:32:06,036 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 12:32:06,036 INFO L290 TraceCheckUtils]: 34: Hoare triple {17695#true} ~cond := #in~cond; {17695#true} is VALID [2022-04-08 12:32:06,036 INFO L290 TraceCheckUtils]: 35: Hoare triple {17695#true} assume !(0 == ~cond); {17695#true} is VALID [2022-04-08 12:32:06,036 INFO L290 TraceCheckUtils]: 36: Hoare triple {17695#true} assume true; {17695#true} is VALID [2022-04-08 12:32:06,037 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 12:32:06,037 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 12:32:06,037 INFO L290 TraceCheckUtils]: 39: Hoare triple {17695#true} ~cond := #in~cond; {17695#true} is VALID [2022-04-08 12:32:06,037 INFO L290 TraceCheckUtils]: 40: Hoare triple {17695#true} assume !(0 == ~cond); {17695#true} is VALID [2022-04-08 12:32:06,037 INFO L290 TraceCheckUtils]: 41: Hoare triple {17695#true} assume true; {17695#true} is VALID [2022-04-08 12:32:06,038 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 12:32:06,038 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 12:32:06,038 INFO L290 TraceCheckUtils]: 44: Hoare triple {17695#true} ~cond := #in~cond; {17695#true} is VALID [2022-04-08 12:32:06,038 INFO L290 TraceCheckUtils]: 45: Hoare triple {17695#true} assume !(0 == ~cond); {17695#true} is VALID [2022-04-08 12:32:06,038 INFO L290 TraceCheckUtils]: 46: Hoare triple {17695#true} assume true; {17695#true} is VALID [2022-04-08 12:32:06,039 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 12:32:06,039 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 12:32:06,039 INFO L290 TraceCheckUtils]: 49: Hoare triple {17695#true} ~cond := #in~cond; {17850#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} is VALID [2022-04-08 12:32:06,040 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 12:32:06,040 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 12:32:06,041 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 12:32:06,041 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 12:32:06,042 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 12:32:06,042 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 12:32:06,042 INFO L290 TraceCheckUtils]: 56: Hoare triple {17695#true} ~cond := #in~cond; {17695#true} is VALID [2022-04-08 12:32:06,042 INFO L290 TraceCheckUtils]: 57: Hoare triple {17695#true} assume !(0 == ~cond); {17695#true} is VALID [2022-04-08 12:32:06,042 INFO L290 TraceCheckUtils]: 58: Hoare triple {17695#true} assume true; {17695#true} is VALID [2022-04-08 12:32:06,043 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 12:32:06,043 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 12:32:06,043 INFO L290 TraceCheckUtils]: 61: Hoare triple {17695#true} ~cond := #in~cond; {17850#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} is VALID [2022-04-08 12:32:06,043 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 12:32:06,044 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 12:32:06,044 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 12:32:06,044 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 12:32:06,045 INFO L290 TraceCheckUtils]: 66: Hoare triple {17695#true} ~cond := #in~cond; {17695#true} is VALID [2022-04-08 12:32:06,045 INFO L290 TraceCheckUtils]: 67: Hoare triple {17695#true} assume !(0 == ~cond); {17695#true} is VALID [2022-04-08 12:32:06,045 INFO L290 TraceCheckUtils]: 68: Hoare triple {17695#true} assume true; {17695#true} is VALID [2022-04-08 12:32:06,045 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 12:32:06,046 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 12:32:06,046 INFO L290 TraceCheckUtils]: 71: Hoare triple {17695#true} ~cond := #in~cond; {17695#true} is VALID [2022-04-08 12:32:06,046 INFO L290 TraceCheckUtils]: 72: Hoare triple {17695#true} assume !(0 == ~cond); {17695#true} is VALID [2022-04-08 12:32:06,046 INFO L290 TraceCheckUtils]: 73: Hoare triple {17695#true} assume true; {17695#true} is VALID [2022-04-08 12:32:06,046 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 12:32:06,047 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 12:32:06,048 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 12:32:06,048 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 12:32:06,049 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 12:32:06,049 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 12:32:06,050 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 12:32:06,050 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 12:32:06,051 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 12:32:06,051 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 12:32:06,051 INFO L290 TraceCheckUtils]: 84: Hoare triple {17959#(<= 1 __VERIFIER_assert_~cond)} assume 0 == ~cond; {17696#false} is VALID [2022-04-08 12:32:06,052 INFO L290 TraceCheckUtils]: 85: Hoare triple {17696#false} assume !false; {17696#false} is VALID [2022-04-08 12:32:06,052 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 12:32:06,052 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-08 12:33:07,055 INFO L290 TraceCheckUtils]: 85: Hoare triple {17696#false} assume !false; {17696#false} is VALID [2022-04-08 12:33:07,055 INFO L290 TraceCheckUtils]: 84: Hoare triple {17959#(<= 1 __VERIFIER_assert_~cond)} assume 0 == ~cond; {17696#false} is VALID [2022-04-08 12:33:07,056 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 12:33:07,060 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 12:33:07,060 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 12:33:07,061 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 12:33:07,264 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 12:33:07,264 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 12:33:07,265 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 12:33:07,295 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 12:33:07,295 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 12:33:07,296 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 12:33:07,296 INFO L290 TraceCheckUtils]: 73: Hoare triple {17695#true} assume true; {17695#true} is VALID [2022-04-08 12:33:07,296 INFO L290 TraceCheckUtils]: 72: Hoare triple {17695#true} assume !(0 == ~cond); {17695#true} is VALID [2022-04-08 12:33:07,296 INFO L290 TraceCheckUtils]: 71: Hoare triple {17695#true} ~cond := #in~cond; {17695#true} is VALID [2022-04-08 12:33:07,296 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 12:33:07,297 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 12:33:07,297 INFO L290 TraceCheckUtils]: 68: Hoare triple {17695#true} assume true; {17695#true} is VALID [2022-04-08 12:33:07,297 INFO L290 TraceCheckUtils]: 67: Hoare triple {17695#true} assume !(0 == ~cond); {17695#true} is VALID [2022-04-08 12:33:07,297 INFO L290 TraceCheckUtils]: 66: Hoare triple {17695#true} ~cond := #in~cond; {17695#true} is VALID [2022-04-08 12:33:07,297 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 12:33:07,298 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 12:33:07,298 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 12:33:07,298 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 12:33:07,299 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 12:33:07,299 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 12:33:07,299 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 12:33:07,299 INFO L290 TraceCheckUtils]: 58: Hoare triple {17695#true} assume true; {17695#true} is VALID [2022-04-08 12:33:07,299 INFO L290 TraceCheckUtils]: 57: Hoare triple {17695#true} assume !(0 == ~cond); {17695#true} is VALID [2022-04-08 12:33:07,300 INFO L290 TraceCheckUtils]: 56: Hoare triple {17695#true} ~cond := #in~cond; {17695#true} is VALID [2022-04-08 12:33:07,300 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 12:33:07,300 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 12:33:07,480 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 12:33:07,481 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 12:33:07,481 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 12:33:07,481 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 12:33:07,482 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 12:33:07,482 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 12:33:07,482 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 12:33:07,482 INFO L290 TraceCheckUtils]: 46: Hoare triple {17695#true} assume true; {17695#true} is VALID [2022-04-08 12:33:07,483 INFO L290 TraceCheckUtils]: 45: Hoare triple {17695#true} assume !(0 == ~cond); {17695#true} is VALID [2022-04-08 12:33:07,483 INFO L290 TraceCheckUtils]: 44: Hoare triple {17695#true} ~cond := #in~cond; {17695#true} is VALID [2022-04-08 12:33:07,483 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 12:33:07,483 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 12:33:07,483 INFO L290 TraceCheckUtils]: 41: Hoare triple {17695#true} assume true; {17695#true} is VALID [2022-04-08 12:33:07,483 INFO L290 TraceCheckUtils]: 40: Hoare triple {17695#true} assume !(0 == ~cond); {17695#true} is VALID [2022-04-08 12:33:07,484 INFO L290 TraceCheckUtils]: 39: Hoare triple {17695#true} ~cond := #in~cond; {17695#true} is VALID [2022-04-08 12:33:07,484 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 12:33:07,484 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 12:33:07,484 INFO L290 TraceCheckUtils]: 36: Hoare triple {17695#true} assume true; {17695#true} is VALID [2022-04-08 12:33:07,484 INFO L290 TraceCheckUtils]: 35: Hoare triple {17695#true} assume !(0 == ~cond); {17695#true} is VALID [2022-04-08 12:33:07,484 INFO L290 TraceCheckUtils]: 34: Hoare triple {17695#true} ~cond := #in~cond; {17695#true} is VALID [2022-04-08 12:33:07,485 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 12:33:07,485 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 12:33:07,486 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 12:33:07,486 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 12:33:07,487 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 12:33:07,487 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 12:33:07,488 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 12:33:07,488 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {17695#true} {17695#true} #100#return; {17695#true} is VALID [2022-04-08 12:33:07,488 INFO L290 TraceCheckUtils]: 25: Hoare triple {17695#true} assume true; {17695#true} is VALID [2022-04-08 12:33:07,488 INFO L290 TraceCheckUtils]: 24: Hoare triple {17695#true} assume !(0 == ~cond); {17695#true} is VALID [2022-04-08 12:33:07,488 INFO L290 TraceCheckUtils]: 23: Hoare triple {17695#true} ~cond := #in~cond; {17695#true} is VALID [2022-04-08 12:33:07,488 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 12:33:07,488 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {17695#true} {17695#true} #98#return; {17695#true} is VALID [2022-04-08 12:33:07,488 INFO L290 TraceCheckUtils]: 20: Hoare triple {17695#true} assume true; {17695#true} is VALID [2022-04-08 12:33:07,488 INFO L290 TraceCheckUtils]: 19: Hoare triple {17695#true} assume !(0 == ~cond); {17695#true} is VALID [2022-04-08 12:33:07,488 INFO L290 TraceCheckUtils]: 18: Hoare triple {17695#true} ~cond := #in~cond; {17695#true} is VALID [2022-04-08 12:33:07,488 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 12:33:07,488 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {17695#true} {17695#true} #96#return; {17695#true} is VALID [2022-04-08 12:33:07,488 INFO L290 TraceCheckUtils]: 15: Hoare triple {17695#true} assume true; {17695#true} is VALID [2022-04-08 12:33:07,489 INFO L290 TraceCheckUtils]: 14: Hoare triple {17695#true} assume !(0 == ~cond); {17695#true} is VALID [2022-04-08 12:33:07,489 INFO L290 TraceCheckUtils]: 13: Hoare triple {17695#true} ~cond := #in~cond; {17695#true} is VALID [2022-04-08 12:33:07,489 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 12:33:07,489 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 12:33:07,489 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {17695#true} {17695#true} #94#return; {17695#true} is VALID [2022-04-08 12:33:07,489 INFO L290 TraceCheckUtils]: 9: Hoare triple {17695#true} assume true; {17695#true} is VALID [2022-04-08 12:33:07,489 INFO L290 TraceCheckUtils]: 8: Hoare triple {17695#true} assume !(0 == ~cond); {17695#true} is VALID [2022-04-08 12:33:07,489 INFO L290 TraceCheckUtils]: 7: Hoare triple {17695#true} ~cond := #in~cond; {17695#true} is VALID [2022-04-08 12:33:07,489 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 12:33:07,489 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 12:33:07,489 INFO L272 TraceCheckUtils]: 4: Hoare triple {17695#true} call #t~ret6 := main(); {17695#true} is VALID [2022-04-08 12:33:07,489 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {17695#true} {17695#true} #112#return; {17695#true} is VALID [2022-04-08 12:33:07,489 INFO L290 TraceCheckUtils]: 2: Hoare triple {17695#true} assume true; {17695#true} is VALID [2022-04-08 12:33:07,489 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 12:33:07,489 INFO L272 TraceCheckUtils]: 0: Hoare triple {17695#true} call ULTIMATE.init(); {17695#true} is VALID [2022-04-08 12:33:07,490 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 12:33:07,490 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-08 12:33:07,490 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1350434213] [2022-04-08 12:33:07,490 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-04-08 12:33:07,491 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1151000825] [2022-04-08 12:33:07,491 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1151000825] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-08 12:33:07,491 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-04-08 12:33:07,491 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 15] total 23 [2022-04-08 12:33:07,491 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-08 12:33:07,491 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [395502927] [2022-04-08 12:33:07,491 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [395502927] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 12:33:07,491 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 12:33:07,491 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-04-08 12:33:07,491 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1446391724] [2022-04-08 12:33:07,491 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-08 12:33:07,492 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 12:33:07,492 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-08 12:33:07,492 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 12:33:07,537 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 12:33:07,537 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-04-08 12:33:07,537 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-08 12:33:07,537 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-04-08 12:33:07,538 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=77, Invalid=429, Unknown=0, NotChecked=0, Total=506 [2022-04-08 12:33:07,538 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 12:33:10,940 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 12:33:10,940 INFO L93 Difference]: Finished difference Result 309 states and 417 transitions. [2022-04-08 12:33:10,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-04-08 12:33:10,940 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 12:33:10,940 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-08 12:33:10,940 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 12:33:10,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 143 transitions. [2022-04-08 12:33:10,942 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 12:33:10,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 143 transitions. [2022-04-08 12:33:10,943 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 13 states and 143 transitions. [2022-04-08 12:33:11,097 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 12:33:11,102 INFO L225 Difference]: With dead ends: 309 [2022-04-08 12:33:11,103 INFO L226 Difference]: Without dead ends: 306 [2022-04-08 12:33:11,103 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 178 GetRequests, 148 SyntacticMatches, 2 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 120 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=143, Invalid=727, Unknown=0, NotChecked=0, Total=870 [2022-04-08 12:33:11,103 INFO L913 BasicCegarLoop]: 52 mSDtfsCounter, 57 mSDsluCounter, 242 mSDsCounter, 0 mSdLazyCounter, 669 mSolverCounterSat, 77 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s 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, 0.9s IncrementalHoareTripleChecker+Time [2022-04-08 12:33:11,104 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [65 Valid, 294 Invalid, 746 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [77 Valid, 669 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-04-08 12:33:11,104 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 306 states. [2022-04-08 12:33:11,871 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 306 to 287. [2022-04-08 12:33:11,871 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-08 12:33:11,872 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 12:33:11,872 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 12:33:11,873 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 12:33:11,879 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 12:33:11,879 INFO L93 Difference]: Finished difference Result 306 states and 413 transitions. [2022-04-08 12:33:11,879 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 413 transitions. [2022-04-08 12:33:11,880 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 12:33:11,880 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 12:33:11,880 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 12:33:11,880 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 12:33:11,886 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 12:33:11,886 INFO L93 Difference]: Finished difference Result 306 states and 413 transitions. [2022-04-08 12:33:11,886 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 413 transitions. [2022-04-08 12:33:11,886 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 12:33:11,887 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 12:33:11,887 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-08 12:33:11,887 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-08 12:33:11,887 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 12:33:11,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 287 states and 394 transitions. [2022-04-08 12:33:11,895 INFO L78 Accepts]: Start accepts. Automaton has 287 states and 394 transitions. Word has length 86 [2022-04-08 12:33:11,895 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-08 12:33:11,895 INFO L478 AbstractCegarLoop]: Abstraction has 287 states and 394 transitions. [2022-04-08 12:33:11,895 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 12:33:11,896 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 287 states and 394 transitions. [2022-04-08 12:33:12,707 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 12:33:12,707 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 394 transitions. [2022-04-08 12:33:12,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2022-04-08 12:33:12,708 INFO L491 BasicCegarLoop]: Found error trace [2022-04-08 12:33:12,708 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 12:33:12,737 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 12:33:12,923 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 12:33:12,923 INFO L403 AbstractCegarLoop]: === Iteration 16 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-08 12:33:12,924 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-08 12:33:12,924 INFO L85 PathProgramCache]: Analyzing trace with hash -1455197645, now seen corresponding path program 3 times [2022-04-08 12:33:12,924 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-08 12:33:12,924 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [2062502475] [2022-04-08 12:33:12,924 INFO L202 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-04-08 12:33:12,924 INFO L85 PathProgramCache]: Analyzing trace with hash -1455197645, now seen corresponding path program 4 times [2022-04-08 12:33:12,924 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-08 12:33:12,924 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [43084976] [2022-04-08 12:33:12,925 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-08 12:33:12,925 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-08 12:33:12,934 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-04-08 12:33:12,934 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [741618148] [2022-04-08 12:33:12,934 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-04-08 12:33:12,935 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-08 12:33:12,935 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-08 12:33:12,935 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 12:33:12,937 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 12:33:12,996 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-04-08 12:33:12,996 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-08 12:33:12,997 INFO L263 TraceCheckSpWp]: Trace formula consists of 210 conjuncts, 83 conjunts are in the unsatisfiable core [2022-04-08 12:33:13,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 12:33:13,010 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-08 12:33:13,913 INFO L272 TraceCheckUtils]: 0: Hoare triple {20051#true} call ULTIMATE.init(); {20051#true} is VALID [2022-04-08 12:33:13,913 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 12:33:13,913 INFO L290 TraceCheckUtils]: 2: Hoare triple {20051#true} assume true; {20051#true} is VALID [2022-04-08 12:33:13,913 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {20051#true} {20051#true} #112#return; {20051#true} is VALID [2022-04-08 12:33:13,913 INFO L272 TraceCheckUtils]: 4: Hoare triple {20051#true} call #t~ret6 := main(); {20051#true} is VALID [2022-04-08 12:33:13,913 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 12:33:13,913 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 12:33:13,913 INFO L290 TraceCheckUtils]: 7: Hoare triple {20051#true} ~cond := #in~cond; {20051#true} is VALID [2022-04-08 12:33:13,913 INFO L290 TraceCheckUtils]: 8: Hoare triple {20051#true} assume !(0 == ~cond); {20051#true} is VALID [2022-04-08 12:33:13,913 INFO L290 TraceCheckUtils]: 9: Hoare triple {20051#true} assume true; {20051#true} is VALID [2022-04-08 12:33:13,913 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {20051#true} {20051#true} #94#return; {20051#true} is VALID [2022-04-08 12:33:13,914 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 12:33:13,914 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 12:33:13,914 INFO L290 TraceCheckUtils]: 13: Hoare triple {20051#true} ~cond := #in~cond; {20051#true} is VALID [2022-04-08 12:33:13,914 INFO L290 TraceCheckUtils]: 14: Hoare triple {20051#true} assume !(0 == ~cond); {20051#true} is VALID [2022-04-08 12:33:13,914 INFO L290 TraceCheckUtils]: 15: Hoare triple {20051#true} assume true; {20051#true} is VALID [2022-04-08 12:33:13,914 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {20051#true} {20051#true} #96#return; {20051#true} is VALID [2022-04-08 12:33:13,914 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 12:33:13,914 INFO L290 TraceCheckUtils]: 18: Hoare triple {20051#true} ~cond := #in~cond; {20051#true} is VALID [2022-04-08 12:33:13,914 INFO L290 TraceCheckUtils]: 19: Hoare triple {20051#true} assume !(0 == ~cond); {20051#true} is VALID [2022-04-08 12:33:13,914 INFO L290 TraceCheckUtils]: 20: Hoare triple {20051#true} assume true; {20051#true} is VALID [2022-04-08 12:33:13,914 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {20051#true} {20051#true} #98#return; {20051#true} is VALID [2022-04-08 12:33:13,914 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 12:33:13,914 INFO L290 TraceCheckUtils]: 23: Hoare triple {20051#true} ~cond := #in~cond; {20051#true} is VALID [2022-04-08 12:33:13,914 INFO L290 TraceCheckUtils]: 24: Hoare triple {20051#true} assume !(0 == ~cond); {20051#true} is VALID [2022-04-08 12:33:13,915 INFO L290 TraceCheckUtils]: 25: Hoare triple {20051#true} assume true; {20051#true} is VALID [2022-04-08 12:33:13,915 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {20051#true} {20051#true} #100#return; {20051#true} is VALID [2022-04-08 12:33:13,916 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 12:33:13,916 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 12:33:13,916 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 12:33:13,917 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 12:33:13,917 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 12:33:13,917 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 12:33:13,918 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 12:33:13,918 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 12:33:13,918 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 12:33:13,919 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 12:33:13,919 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 12:33:13,919 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 12:33:13,919 INFO L290 TraceCheckUtils]: 39: Hoare triple {20051#true} ~cond := #in~cond; {20051#true} is VALID [2022-04-08 12:33:13,919 INFO L290 TraceCheckUtils]: 40: Hoare triple {20051#true} assume !(0 == ~cond); {20051#true} is VALID [2022-04-08 12:33:13,919 INFO L290 TraceCheckUtils]: 41: Hoare triple {20051#true} assume true; {20051#true} is VALID [2022-04-08 12:33:13,920 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 12:33:13,920 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 12:33:13,920 INFO L290 TraceCheckUtils]: 44: Hoare triple {20051#true} ~cond := #in~cond; {20051#true} is VALID [2022-04-08 12:33:13,920 INFO L290 TraceCheckUtils]: 45: Hoare triple {20051#true} assume !(0 == ~cond); {20051#true} is VALID [2022-04-08 12:33:13,920 INFO L290 TraceCheckUtils]: 46: Hoare triple {20051#true} assume true; {20051#true} is VALID [2022-04-08 12:33:13,921 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 12:33:13,921 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 12:33:13,921 INFO L290 TraceCheckUtils]: 49: Hoare triple {20051#true} ~cond := #in~cond; {20051#true} is VALID [2022-04-08 12:33:13,921 INFO L290 TraceCheckUtils]: 50: Hoare triple {20051#true} assume !(0 == ~cond); {20051#true} is VALID [2022-04-08 12:33:13,921 INFO L290 TraceCheckUtils]: 51: Hoare triple {20051#true} assume true; {20051#true} is VALID [2022-04-08 12:33:13,921 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 12:33:13,921 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 12:33:13,922 INFO L290 TraceCheckUtils]: 54: Hoare triple {20051#true} ~cond := #in~cond; {20223#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} is VALID [2022-04-08 12:33:13,922 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 12:33:13,922 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 12:33:13,923 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 12:33:13,923 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 12:33:13,923 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 12:33:13,923 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 12:33:13,924 INFO L290 TraceCheckUtils]: 61: Hoare triple {20051#true} ~cond := #in~cond; {20223#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} is VALID [2022-04-08 12:33:13,924 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 12:33:13,924 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 12:33:13,925 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 12:33:13,925 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 12:33:13,925 INFO L290 TraceCheckUtils]: 66: Hoare triple {20051#true} ~cond := #in~cond; {20223#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} is VALID [2022-04-08 12:33:13,925 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 12:33:13,926 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 12:33:13,926 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 12:33:13,926 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 12:33:13,926 INFO L290 TraceCheckUtils]: 71: Hoare triple {20051#true} ~cond := #in~cond; {20051#true} is VALID [2022-04-08 12:33:13,927 INFO L290 TraceCheckUtils]: 72: Hoare triple {20051#true} assume !(0 == ~cond); {20051#true} is VALID [2022-04-08 12:33:13,927 INFO L290 TraceCheckUtils]: 73: Hoare triple {20051#true} assume true; {20051#true} is VALID [2022-04-08 12:33:13,927 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 12:33:13,927 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 12:33:13,927 INFO L290 TraceCheckUtils]: 76: Hoare triple {20051#true} ~cond := #in~cond; {20223#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} is VALID [2022-04-08 12:33:13,928 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 12:33:13,928 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 12:33:13,928 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 12:33:13,929 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 12:33:13,930 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 12:33:13,930 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 12:33:13,931 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 12:33:13,932 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 12:33:13,933 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 12:33:13,933 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 12:33:13,934 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 12:33:13,934 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 12:33:13,934 INFO L290 TraceCheckUtils]: 89: Hoare triple {20334#(<= 1 __VERIFIER_assert_~cond)} assume 0 == ~cond; {20052#false} is VALID [2022-04-08 12:33:13,934 INFO L290 TraceCheckUtils]: 90: Hoare triple {20052#false} assume !false; {20052#false} is VALID [2022-04-08 12:33:13,935 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 12:33:13,935 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-08 12:34:26,070 INFO L290 TraceCheckUtils]: 90: Hoare triple {20052#false} assume !false; {20052#false} is VALID [2022-04-08 12:34:26,070 INFO L290 TraceCheckUtils]: 89: Hoare triple {20334#(<= 1 __VERIFIER_assert_~cond)} assume 0 == ~cond; {20052#false} is VALID [2022-04-08 12:34:26,070 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 12:34:26,071 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 12:34:26,072 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 12:34:26,072 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 12:34:26,182 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 12:34:26,183 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 12:34:26,183 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 12:34:26,639 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 12:34:26,640 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 12:34:26,641 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 12:34:26,641 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 12:34:26,641 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 12:34:26,641 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 12:34:26,642 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 12:34:26,642 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 12:34:26,642 INFO L290 TraceCheckUtils]: 73: Hoare triple {20051#true} assume true; {20051#true} is VALID [2022-04-08 12:34:26,642 INFO L290 TraceCheckUtils]: 72: Hoare triple {20051#true} assume !(0 == ~cond); {20051#true} is VALID [2022-04-08 12:34:26,643 INFO L290 TraceCheckUtils]: 71: Hoare triple {20051#true} ~cond := #in~cond; {20051#true} is VALID [2022-04-08 12:34:26,643 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 12:34:26,644 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 12:34:26,644 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 12:34:26,644 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 12:34:26,644 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 12:34:26,645 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 12:34:26,646 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 12:34:26,646 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 12:34:26,646 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 12:34:26,647 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 12:34:26,647 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 12:34:26,647 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 12:34:26,796 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 12:34:26,800 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 12:34:26,800 INFO L290 TraceCheckUtils]: 56: Hoare triple {20051#true} assume true; {20051#true} is VALID [2022-04-08 12:34:26,800 INFO L290 TraceCheckUtils]: 55: Hoare triple {20051#true} assume !(0 == ~cond); {20051#true} is VALID [2022-04-08 12:34:26,800 INFO L290 TraceCheckUtils]: 54: Hoare triple {20051#true} ~cond := #in~cond; {20051#true} is VALID [2022-04-08 12:34:26,800 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 12:34:26,801 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 12:34:26,801 INFO L290 TraceCheckUtils]: 51: Hoare triple {20051#true} assume true; {20051#true} is VALID [2022-04-08 12:34:26,801 INFO L290 TraceCheckUtils]: 50: Hoare triple {20051#true} assume !(0 == ~cond); {20051#true} is VALID [2022-04-08 12:34:26,801 INFO L290 TraceCheckUtils]: 49: Hoare triple {20051#true} ~cond := #in~cond; {20051#true} is VALID [2022-04-08 12:34:26,801 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 12:34:26,802 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 12:34:26,802 INFO L290 TraceCheckUtils]: 46: Hoare triple {20051#true} assume true; {20051#true} is VALID [2022-04-08 12:34:26,802 INFO L290 TraceCheckUtils]: 45: Hoare triple {20051#true} assume !(0 == ~cond); {20051#true} is VALID [2022-04-08 12:34:26,802 INFO L290 TraceCheckUtils]: 44: Hoare triple {20051#true} ~cond := #in~cond; {20051#true} is VALID [2022-04-08 12:34:26,802 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 12:34:26,803 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 12:34:26,803 INFO L290 TraceCheckUtils]: 41: Hoare triple {20051#true} assume true; {20051#true} is VALID [2022-04-08 12:34:26,803 INFO L290 TraceCheckUtils]: 40: Hoare triple {20051#true} assume !(0 == ~cond); {20051#true} is VALID [2022-04-08 12:34:26,803 INFO L290 TraceCheckUtils]: 39: Hoare triple {20051#true} ~cond := #in~cond; {20051#true} is VALID [2022-04-08 12:34:26,803 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 12:34:26,804 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 12:34:26,805 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 12:34:26,805 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 12:34:26,806 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 12:34:26,807 INFO L290 TraceCheckUtils]: 33: Hoare triple {20051#true} assume !false; {20051#true} is VALID [2022-04-08 12:34:26,807 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 12:34:26,807 INFO L290 TraceCheckUtils]: 31: Hoare triple {20051#true} assume !(~c~0 >= ~b~0); {20051#true} is VALID [2022-04-08 12:34:26,807 INFO L290 TraceCheckUtils]: 30: Hoare triple {20051#true} assume !false; {20051#true} is VALID [2022-04-08 12:34:26,807 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 12:34:26,807 INFO L290 TraceCheckUtils]: 28: Hoare triple {20051#true} assume !false; {20051#true} is VALID [2022-04-08 12:34:26,807 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 12:34:26,807 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {20051#true} {20051#true} #100#return; {20051#true} is VALID [2022-04-08 12:34:26,807 INFO L290 TraceCheckUtils]: 25: Hoare triple {20051#true} assume true; {20051#true} is VALID [2022-04-08 12:34:26,807 INFO L290 TraceCheckUtils]: 24: Hoare triple {20051#true} assume !(0 == ~cond); {20051#true} is VALID [2022-04-08 12:34:26,807 INFO L290 TraceCheckUtils]: 23: Hoare triple {20051#true} ~cond := #in~cond; {20051#true} is VALID [2022-04-08 12:34:26,807 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 12:34:26,807 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {20051#true} {20051#true} #98#return; {20051#true} is VALID [2022-04-08 12:34:26,808 INFO L290 TraceCheckUtils]: 20: Hoare triple {20051#true} assume true; {20051#true} is VALID [2022-04-08 12:34:26,808 INFO L290 TraceCheckUtils]: 19: Hoare triple {20051#true} assume !(0 == ~cond); {20051#true} is VALID [2022-04-08 12:34:26,808 INFO L290 TraceCheckUtils]: 18: Hoare triple {20051#true} ~cond := #in~cond; {20051#true} is VALID [2022-04-08 12:34:26,808 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 12:34:26,808 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {20051#true} {20051#true} #96#return; {20051#true} is VALID [2022-04-08 12:34:26,808 INFO L290 TraceCheckUtils]: 15: Hoare triple {20051#true} assume true; {20051#true} is VALID [2022-04-08 12:34:26,808 INFO L290 TraceCheckUtils]: 14: Hoare triple {20051#true} assume !(0 == ~cond); {20051#true} is VALID [2022-04-08 12:34:26,808 INFO L290 TraceCheckUtils]: 13: Hoare triple {20051#true} ~cond := #in~cond; {20051#true} is VALID [2022-04-08 12:34:26,808 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 12:34:26,808 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 12:34:26,808 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {20051#true} {20051#true} #94#return; {20051#true} is VALID [2022-04-08 12:34:26,808 INFO L290 TraceCheckUtils]: 9: Hoare triple {20051#true} assume true; {20051#true} is VALID [2022-04-08 12:34:26,808 INFO L290 TraceCheckUtils]: 8: Hoare triple {20051#true} assume !(0 == ~cond); {20051#true} is VALID [2022-04-08 12:34:26,808 INFO L290 TraceCheckUtils]: 7: Hoare triple {20051#true} ~cond := #in~cond; {20051#true} is VALID [2022-04-08 12:34:26,809 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 12:34:26,809 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 12:34:26,809 INFO L272 TraceCheckUtils]: 4: Hoare triple {20051#true} call #t~ret6 := main(); {20051#true} is VALID [2022-04-08 12:34:26,809 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {20051#true} {20051#true} #112#return; {20051#true} is VALID [2022-04-08 12:34:26,809 INFO L290 TraceCheckUtils]: 2: Hoare triple {20051#true} assume true; {20051#true} is VALID [2022-04-08 12:34:26,809 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 12:34:26,809 INFO L272 TraceCheckUtils]: 0: Hoare triple {20051#true} call ULTIMATE.init(); {20051#true} is VALID [2022-04-08 12:34:26,809 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 12:34:26,810 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-08 12:34:26,810 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [43084976] [2022-04-08 12:34:26,810 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-04-08 12:34:26,810 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [741618148] [2022-04-08 12:34:26,810 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [741618148] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-08 12:34:26,810 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-04-08 12:34:26,810 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 15] total 27 [2022-04-08 12:34:26,810 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-08 12:34:26,810 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [2062502475] [2022-04-08 12:34:26,810 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [2062502475] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 12:34:26,810 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 12:34:26,810 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-04-08 12:34:26,810 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [559217882] [2022-04-08 12:34:26,810 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-08 12:34:26,811 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 12:34:26,811 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-08 12:34:26,811 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 12:34:26,871 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 12:34:26,871 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-04-08 12:34:26,871 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-08 12:34:26,872 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-04-08 12:34:26,872 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=106, Invalid=596, Unknown=0, NotChecked=0, Total=702 [2022-04-08 12:34:26,872 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 12:34:31,406 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 12:34:31,406 INFO L93 Difference]: Finished difference Result 383 states and 524 transitions. [2022-04-08 12:34:31,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-04-08 12:34:31,407 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 12:34:31,407 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-08 12:34:31,407 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 12:34:31,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 175 transitions. [2022-04-08 12:34:31,409 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 12:34:31,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 175 transitions. [2022-04-08 12:34:31,411 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 16 states and 175 transitions. [2022-04-08 12:34:31,554 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 12:34:31,562 INFO L225 Difference]: With dead ends: 383 [2022-04-08 12:34:31,562 INFO L226 Difference]: Without dead ends: 380 [2022-04-08 12:34:31,563 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 187 GetRequests, 153 SyntacticMatches, 3 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 201 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=159, Invalid=897, Unknown=0, NotChecked=0, Total=1056 [2022-04-08 12:34:31,563 INFO L913 BasicCegarLoop]: 59 mSDtfsCounter, 71 mSDsluCounter, 339 mSDsCounter, 0 mSdLazyCounter, 1093 mSolverCounterSat, 79 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s 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, 1.4s IncrementalHoareTripleChecker+Time [2022-04-08 12:34:31,563 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [89 Valid, 398 Invalid, 1172 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [79 Valid, 1093 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-04-08 12:34:31,564 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 380 states. [2022-04-08 12:34:32,200 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 380 to 356. [2022-04-08 12:34:32,200 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-08 12:34:32,200 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 12:34:32,201 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 12:34:32,201 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 12:34:32,209 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 12:34:32,209 INFO L93 Difference]: Finished difference Result 380 states and 520 transitions. [2022-04-08 12:34:32,209 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 520 transitions. [2022-04-08 12:34:32,211 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 12:34:32,211 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 12:34:32,211 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 12:34:32,212 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 12:34:32,221 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 12:34:32,222 INFO L93 Difference]: Finished difference Result 380 states and 520 transitions. [2022-04-08 12:34:32,222 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 520 transitions. [2022-04-08 12:34:32,223 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 12:34:32,223 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 12:34:32,223 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-08 12:34:32,223 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-08 12:34:32,224 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 12:34:32,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 356 states and 496 transitions. [2022-04-08 12:34:32,235 INFO L78 Accepts]: Start accepts. Automaton has 356 states and 496 transitions. Word has length 91 [2022-04-08 12:34:32,235 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-08 12:34:32,235 INFO L478 AbstractCegarLoop]: Abstraction has 356 states and 496 transitions. [2022-04-08 12:34:32,235 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 12:34:32,236 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 356 states and 496 transitions. [2022-04-08 12:34:33,272 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 12:34:33,273 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 496 transitions. [2022-04-08 12:34:33,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2022-04-08 12:34:33,274 INFO L491 BasicCegarLoop]: Found error trace [2022-04-08 12:34:33,275 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 12:34:33,309 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 12:34:33,507 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 12:34:33,507 INFO L403 AbstractCegarLoop]: === Iteration 17 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-08 12:34:33,508 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-08 12:34:33,508 INFO L85 PathProgramCache]: Analyzing trace with hash -100199667, now seen corresponding path program 7 times [2022-04-08 12:34:33,508 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-08 12:34:33,508 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [129116780] [2022-04-08 12:34:33,508 INFO L202 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-04-08 12:34:33,508 INFO L85 PathProgramCache]: Analyzing trace with hash -100199667, now seen corresponding path program 8 times [2022-04-08 12:34:33,508 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-08 12:34:33,508 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [286594301] [2022-04-08 12:34:33,508 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-08 12:34:33,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-08 12:34:33,522 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-04-08 12:34:33,522 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [673486223] [2022-04-08 12:34:33,522 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-04-08 12:34:33,523 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-08 12:34:33,523 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-08 12:34:33,534 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 12:34:33,535 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 12:34:33,590 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-04-08 12:34:33,591 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-08 12:34:33,592 INFO L263 TraceCheckSpWp]: Trace formula consists of 266 conjuncts, 82 conjunts are in the unsatisfiable core [2022-04-08 12:34:33,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 12:34:33,614 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-08 12:35:16,279 INFO L272 TraceCheckUtils]: 0: Hoare triple {22873#true} call ULTIMATE.init(); {22873#true} is VALID [2022-04-08 12:35:16,279 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 12:35:16,280 INFO L290 TraceCheckUtils]: 2: Hoare triple {22873#true} assume true; {22873#true} is VALID [2022-04-08 12:35:16,280 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {22873#true} {22873#true} #112#return; {22873#true} is VALID [2022-04-08 12:35:16,280 INFO L272 TraceCheckUtils]: 4: Hoare triple {22873#true} call #t~ret6 := main(); {22873#true} is VALID [2022-04-08 12:35:16,280 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 12:35:16,280 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 12:35:16,280 INFO L290 TraceCheckUtils]: 7: Hoare triple {22873#true} ~cond := #in~cond; {22873#true} is VALID [2022-04-08 12:35:16,280 INFO L290 TraceCheckUtils]: 8: Hoare triple {22873#true} assume !(0 == ~cond); {22873#true} is VALID [2022-04-08 12:35:16,280 INFO L290 TraceCheckUtils]: 9: Hoare triple {22873#true} assume true; {22873#true} is VALID [2022-04-08 12:35:16,280 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {22873#true} {22873#true} #94#return; {22873#true} is VALID [2022-04-08 12:35:16,280 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 12:35:16,280 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 12:35:16,280 INFO L290 TraceCheckUtils]: 13: Hoare triple {22873#true} ~cond := #in~cond; {22873#true} is VALID [2022-04-08 12:35:16,280 INFO L290 TraceCheckUtils]: 14: Hoare triple {22873#true} assume !(0 == ~cond); {22873#true} is VALID [2022-04-08 12:35:16,280 INFO L290 TraceCheckUtils]: 15: Hoare triple {22873#true} assume true; {22873#true} is VALID [2022-04-08 12:35:16,281 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {22873#true} {22873#true} #96#return; {22873#true} is VALID [2022-04-08 12:35:16,281 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 12:35:16,281 INFO L290 TraceCheckUtils]: 18: Hoare triple {22873#true} ~cond := #in~cond; {22873#true} is VALID [2022-04-08 12:35:16,281 INFO L290 TraceCheckUtils]: 19: Hoare triple {22873#true} assume !(0 == ~cond); {22873#true} is VALID [2022-04-08 12:35:16,281 INFO L290 TraceCheckUtils]: 20: Hoare triple {22873#true} assume true; {22873#true} is VALID [2022-04-08 12:35:16,281 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {22873#true} {22873#true} #98#return; {22873#true} is VALID [2022-04-08 12:35:16,281 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 12:35:16,281 INFO L290 TraceCheckUtils]: 23: Hoare triple {22873#true} ~cond := #in~cond; {22873#true} is VALID [2022-04-08 12:35:16,281 INFO L290 TraceCheckUtils]: 24: Hoare triple {22873#true} assume !(0 == ~cond); {22873#true} is VALID [2022-04-08 12:35:16,281 INFO L290 TraceCheckUtils]: 25: Hoare triple {22873#true} assume true; {22873#true} is VALID [2022-04-08 12:35:16,281 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {22873#true} {22873#true} #100#return; {22873#true} is VALID [2022-04-08 12:35:16,282 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 12:35:16,282 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 12:35:16,282 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 12:35:16,283 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 12:35:16,283 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 12:35:16,284 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 12:35:16,284 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 12:35:16,284 INFO L290 TraceCheckUtils]: 34: Hoare triple {22873#true} ~cond := #in~cond; {22873#true} is VALID [2022-04-08 12:35:16,284 INFO L290 TraceCheckUtils]: 35: Hoare triple {22873#true} assume !(0 == ~cond); {22873#true} is VALID [2022-04-08 12:35:16,284 INFO L290 TraceCheckUtils]: 36: Hoare triple {22873#true} assume true; {22873#true} is VALID [2022-04-08 12:35:16,285 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 12:35:16,285 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 12:35:16,285 INFO L290 TraceCheckUtils]: 39: Hoare triple {22873#true} ~cond := #in~cond; {22873#true} is VALID [2022-04-08 12:35:16,285 INFO L290 TraceCheckUtils]: 40: Hoare triple {22873#true} assume !(0 == ~cond); {22873#true} is VALID [2022-04-08 12:35:16,285 INFO L290 TraceCheckUtils]: 41: Hoare triple {22873#true} assume true; {22873#true} is VALID [2022-04-08 12:35:16,286 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 12:35:16,286 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 12:35:16,286 INFO L290 TraceCheckUtils]: 44: Hoare triple {22873#true} ~cond := #in~cond; {22873#true} is VALID [2022-04-08 12:35:16,286 INFO L290 TraceCheckUtils]: 45: Hoare triple {22873#true} assume !(0 == ~cond); {22873#true} is VALID [2022-04-08 12:35:16,286 INFO L290 TraceCheckUtils]: 46: Hoare triple {22873#true} assume true; {22873#true} is VALID [2022-04-08 12:35:16,286 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 12:35:16,287 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 12:35:16,287 INFO L290 TraceCheckUtils]: 49: Hoare triple {22873#true} ~cond := #in~cond; {22873#true} is VALID [2022-04-08 12:35:16,287 INFO L290 TraceCheckUtils]: 50: Hoare triple {22873#true} assume !(0 == ~cond); {22873#true} is VALID [2022-04-08 12:35:16,287 INFO L290 TraceCheckUtils]: 51: Hoare triple {22873#true} assume true; {22873#true} is VALID [2022-04-08 12:35:16,287 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 12:35:16,288 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 12:35:16,288 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 12:35:16,289 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 12:35:16,289 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 12:35:16,290 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 12:35:16,290 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 12:35:16,290 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 12:35:16,291 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 12:35:16,291 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 12:35:16,292 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 12:35:16,292 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 12:35:16,292 INFO L290 TraceCheckUtils]: 64: Hoare triple {22873#true} ~cond := #in~cond; {23077#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} is VALID [2022-04-08 12:35:16,292 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 12:35:16,292 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 12:35:16,293 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 12:35:16,293 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 12:35:16,294 INFO L290 TraceCheckUtils]: 69: Hoare triple {22873#true} ~cond := #in~cond; {23077#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} is VALID [2022-04-08 12:35:16,294 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 12:35:16,294 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 12:35:16,295 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 12:35:16,295 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 12:35:16,295 INFO L290 TraceCheckUtils]: 74: Hoare triple {22873#true} ~cond := #in~cond; {22873#true} is VALID [2022-04-08 12:35:16,295 INFO L290 TraceCheckUtils]: 75: Hoare triple {22873#true} assume !(0 == ~cond); {22873#true} is VALID [2022-04-08 12:35:16,296 INFO L290 TraceCheckUtils]: 76: Hoare triple {22873#true} assume true; {22873#true} is VALID [2022-04-08 12:35:16,296 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 12:35:16,296 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 12:35:16,296 INFO L290 TraceCheckUtils]: 79: Hoare triple {22873#true} ~cond := #in~cond; {22873#true} is VALID [2022-04-08 12:35:16,297 INFO L290 TraceCheckUtils]: 80: Hoare triple {22873#true} assume !(0 == ~cond); {22873#true} is VALID [2022-04-08 12:35:16,297 INFO L290 TraceCheckUtils]: 81: Hoare triple {22873#true} assume true; {22873#true} is VALID [2022-04-08 12:35:16,297 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 12:35:16,298 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 12:35:16,299 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 12:35:16,299 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 12:35:16,300 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 12:35:16,302 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 12:35:16,302 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 12:35:16,303 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 12:35:16,303 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 12:35:16,304 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 12:35:16,304 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 12:35:16,304 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 12:35:16,304 INFO L290 TraceCheckUtils]: 94: Hoare triple {22873#true} ~cond := #in~cond; {23077#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} is VALID [2022-04-08 12:35:16,305 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 12:35:16,305 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 12:35:16,310 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 12:35:16,311 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 12:35:16,311 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 12:35:16,312 INFO L290 TraceCheckUtils]: 100: Hoare triple {23190#(<= 1 __VERIFIER_assert_~cond)} assume 0 == ~cond; {22874#false} is VALID [2022-04-08 12:35:16,312 INFO L290 TraceCheckUtils]: 101: Hoare triple {22874#false} assume !false; {22874#false} is VALID [2022-04-08 12:35:16,312 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 12:35:16,312 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-08 12:36:09,476 INFO L290 TraceCheckUtils]: 101: Hoare triple {22874#false} assume !false; {22874#false} is VALID [2022-04-08 12:36:09,477 INFO L290 TraceCheckUtils]: 100: Hoare triple {23190#(<= 1 __VERIFIER_assert_~cond)} assume 0 == ~cond; {22874#false} is VALID [2022-04-08 12:36:09,477 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 12:36:09,477 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 12:36:09,478 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 12:36:09,478 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 12:36:09,479 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 12:36:09,479 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 12:36:09,479 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 12:36:09,479 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 12:36:09,480 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 12:36:09,480 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 12:36:09,481 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 12:36:09,487 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 12:36:09,505 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 12:36:09,505 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 12:36:09,506 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 12:36:09,511 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 12:36:09,511 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 12:36:09,512 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 12:36:09,512 INFO L290 TraceCheckUtils]: 81: Hoare triple {22873#true} assume true; {22873#true} is VALID [2022-04-08 12:36:09,512 INFO L290 TraceCheckUtils]: 80: Hoare triple {22873#true} assume !(0 == ~cond); {22873#true} is VALID [2022-04-08 12:36:09,512 INFO L290 TraceCheckUtils]: 79: Hoare triple {22873#true} ~cond := #in~cond; {22873#true} is VALID [2022-04-08 12:36:09,512 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 12:36:09,513 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 12:36:09,513 INFO L290 TraceCheckUtils]: 76: Hoare triple {22873#true} assume true; {22873#true} is VALID [2022-04-08 12:36:09,513 INFO L290 TraceCheckUtils]: 75: Hoare triple {22873#true} assume !(0 == ~cond); {22873#true} is VALID [2022-04-08 12:36:09,513 INFO L290 TraceCheckUtils]: 74: Hoare triple {22873#true} ~cond := #in~cond; {22873#true} is VALID [2022-04-08 12:36:09,513 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 12:36:09,513 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 12:36:09,514 INFO L290 TraceCheckUtils]: 71: Hoare triple {22873#true} assume true; {22873#true} is VALID [2022-04-08 12:36:09,514 INFO L290 TraceCheckUtils]: 70: Hoare triple {22873#true} assume !(0 == ~cond); {22873#true} is VALID [2022-04-08 12:36:09,514 INFO L290 TraceCheckUtils]: 69: Hoare triple {22873#true} ~cond := #in~cond; {22873#true} is VALID [2022-04-08 12:36:09,514 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 12:36:09,515 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 12:36:09,515 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 12:36:09,515 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 12:36:09,515 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 12:36:09,516 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 12:36:09,516 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 12:36:09,517 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 12:36:09,517 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 12:36:09,518 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 12:36:09,519 INFO L290 TraceCheckUtils]: 58: Hoare triple {22873#true} assume !false; {22873#true} is VALID [2022-04-08 12:36:09,519 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 12:36:09,519 INFO L290 TraceCheckUtils]: 56: Hoare triple {22873#true} assume !(~c~0 >= ~b~0); {22873#true} is VALID [2022-04-08 12:36:09,519 INFO L290 TraceCheckUtils]: 55: Hoare triple {22873#true} assume !false; {22873#true} is VALID [2022-04-08 12:36:09,519 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 12:36:09,519 INFO L290 TraceCheckUtils]: 53: Hoare triple {22873#true} assume !(~c~0 >= 2 * ~v~0); {22873#true} is VALID [2022-04-08 12:36:09,519 INFO L284 TraceCheckUtils]: 52: Hoare quadruple {22873#true} {22873#true} #108#return; {22873#true} is VALID [2022-04-08 12:36:09,519 INFO L290 TraceCheckUtils]: 51: Hoare triple {22873#true} assume true; {22873#true} is VALID [2022-04-08 12:36:09,519 INFO L290 TraceCheckUtils]: 50: Hoare triple {22873#true} assume !(0 == ~cond); {22873#true} is VALID [2022-04-08 12:36:09,519 INFO L290 TraceCheckUtils]: 49: Hoare triple {22873#true} ~cond := #in~cond; {22873#true} is VALID [2022-04-08 12:36:09,519 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 12:36:09,520 INFO L284 TraceCheckUtils]: 47: Hoare quadruple {22873#true} {22873#true} #106#return; {22873#true} is VALID [2022-04-08 12:36:09,520 INFO L290 TraceCheckUtils]: 46: Hoare triple {22873#true} assume true; {22873#true} is VALID [2022-04-08 12:36:09,520 INFO L290 TraceCheckUtils]: 45: Hoare triple {22873#true} assume !(0 == ~cond); {22873#true} is VALID [2022-04-08 12:36:09,520 INFO L290 TraceCheckUtils]: 44: Hoare triple {22873#true} ~cond := #in~cond; {22873#true} is VALID [2022-04-08 12:36:09,520 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 12:36:09,520 INFO L284 TraceCheckUtils]: 42: Hoare quadruple {22873#true} {22873#true} #104#return; {22873#true} is VALID [2022-04-08 12:36:09,520 INFO L290 TraceCheckUtils]: 41: Hoare triple {22873#true} assume true; {22873#true} is VALID [2022-04-08 12:36:09,520 INFO L290 TraceCheckUtils]: 40: Hoare triple {22873#true} assume !(0 == ~cond); {22873#true} is VALID [2022-04-08 12:36:09,520 INFO L290 TraceCheckUtils]: 39: Hoare triple {22873#true} ~cond := #in~cond; {22873#true} is VALID [2022-04-08 12:36:09,521 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 12:36:09,521 INFO L284 TraceCheckUtils]: 37: Hoare quadruple {22873#true} {22873#true} #102#return; {22873#true} is VALID [2022-04-08 12:36:09,521 INFO L290 TraceCheckUtils]: 36: Hoare triple {22873#true} assume true; {22873#true} is VALID [2022-04-08 12:36:09,521 INFO L290 TraceCheckUtils]: 35: Hoare triple {22873#true} assume !(0 == ~cond); {22873#true} is VALID [2022-04-08 12:36:09,521 INFO L290 TraceCheckUtils]: 34: Hoare triple {22873#true} ~cond := #in~cond; {22873#true} is VALID [2022-04-08 12:36:09,521 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 12:36:09,521 INFO L290 TraceCheckUtils]: 32: Hoare triple {22873#true} assume !false; {22873#true} is VALID [2022-04-08 12:36:09,521 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 12:36:09,521 INFO L290 TraceCheckUtils]: 30: Hoare triple {22873#true} assume !false; {22873#true} is VALID [2022-04-08 12:36:09,521 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 12:36:09,521 INFO L290 TraceCheckUtils]: 28: Hoare triple {22873#true} assume !false; {22873#true} is VALID [2022-04-08 12:36:09,521 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 12:36:09,521 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {22873#true} {22873#true} #100#return; {22873#true} is VALID [2022-04-08 12:36:09,521 INFO L290 TraceCheckUtils]: 25: Hoare triple {22873#true} assume true; {22873#true} is VALID [2022-04-08 12:36:09,521 INFO L290 TraceCheckUtils]: 24: Hoare triple {22873#true} assume !(0 == ~cond); {22873#true} is VALID [2022-04-08 12:36:09,522 INFO L290 TraceCheckUtils]: 23: Hoare triple {22873#true} ~cond := #in~cond; {22873#true} is VALID [2022-04-08 12:36:09,522 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 12:36:09,522 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {22873#true} {22873#true} #98#return; {22873#true} is VALID [2022-04-08 12:36:09,522 INFO L290 TraceCheckUtils]: 20: Hoare triple {22873#true} assume true; {22873#true} is VALID [2022-04-08 12:36:09,522 INFO L290 TraceCheckUtils]: 19: Hoare triple {22873#true} assume !(0 == ~cond); {22873#true} is VALID [2022-04-08 12:36:09,522 INFO L290 TraceCheckUtils]: 18: Hoare triple {22873#true} ~cond := #in~cond; {22873#true} is VALID [2022-04-08 12:36:09,522 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 12:36:09,522 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {22873#true} {22873#true} #96#return; {22873#true} is VALID [2022-04-08 12:36:09,522 INFO L290 TraceCheckUtils]: 15: Hoare triple {22873#true} assume true; {22873#true} is VALID [2022-04-08 12:36:09,522 INFO L290 TraceCheckUtils]: 14: Hoare triple {22873#true} assume !(0 == ~cond); {22873#true} is VALID [2022-04-08 12:36:09,522 INFO L290 TraceCheckUtils]: 13: Hoare triple {22873#true} ~cond := #in~cond; {22873#true} is VALID [2022-04-08 12:36:09,522 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 12:36:09,522 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 12:36:09,522 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {22873#true} {22873#true} #94#return; {22873#true} is VALID [2022-04-08 12:36:09,522 INFO L290 TraceCheckUtils]: 9: Hoare triple {22873#true} assume true; {22873#true} is VALID [2022-04-08 12:36:09,523 INFO L290 TraceCheckUtils]: 8: Hoare triple {22873#true} assume !(0 == ~cond); {22873#true} is VALID [2022-04-08 12:36:09,523 INFO L290 TraceCheckUtils]: 7: Hoare triple {22873#true} ~cond := #in~cond; {22873#true} is VALID [2022-04-08 12:36:09,523 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 12:36:09,523 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 12:36:09,523 INFO L272 TraceCheckUtils]: 4: Hoare triple {22873#true} call #t~ret6 := main(); {22873#true} is VALID [2022-04-08 12:36:09,523 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {22873#true} {22873#true} #112#return; {22873#true} is VALID [2022-04-08 12:36:09,523 INFO L290 TraceCheckUtils]: 2: Hoare triple {22873#true} assume true; {22873#true} is VALID [2022-04-08 12:36:09,523 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 12:36:09,523 INFO L272 TraceCheckUtils]: 0: Hoare triple {22873#true} call ULTIMATE.init(); {22873#true} is VALID [2022-04-08 12:36:09,524 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 12:36:09,524 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-08 12:36:09,524 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [286594301] [2022-04-08 12:36:09,524 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-04-08 12:36:09,524 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [673486223] [2022-04-08 12:36:09,525 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [673486223] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-08 12:36:09,525 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-04-08 12:36:09,525 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 12] total 25 [2022-04-08 12:36:09,526 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-08 12:36:09,526 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [129116780] [2022-04-08 12:36:09,529 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [129116780] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 12:36:09,529 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 12:36:09,529 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2022-04-08 12:36:09,529 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1434281689] [2022-04-08 12:36:09,529 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-08 12:36:09,533 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 12:36:09,533 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-08 12:36:09,534 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 12:36:09,602 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 12:36:09,602 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-04-08 12:36:09,603 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-08 12:36:09,603 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-04-08 12:36:09,603 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=93, Invalid=507, Unknown=0, NotChecked=0, Total=600 [2022-04-08 12:36:09,603 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 12:36:14,999 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 12:36:14,999 INFO L93 Difference]: Finished difference Result 466 states and 643 transitions. [2022-04-08 12:36:14,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-04-08 12:36:14,999 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 12:36:14,999 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-08 12:36:14,999 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 12:36:15,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 163 transitions. [2022-04-08 12:36:15,001 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 12:36:15,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 163 transitions. [2022-04-08 12:36:15,003 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 16 states and 163 transitions. [2022-04-08 12:36:15,184 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 12:36:15,194 INFO L225 Difference]: With dead ends: 466 [2022-04-08 12:36:15,194 INFO L226 Difference]: Without dead ends: 464 [2022-04-08 12:36:15,195 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 12:36:15,195 INFO L913 BasicCegarLoop]: 51 mSDtfsCounter, 62 mSDsluCounter, 402 mSDsCounter, 0 mSdLazyCounter, 1049 mSolverCounterSat, 52 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s 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, 1.9s IncrementalHoareTripleChecker+Time [2022-04-08 12:36:15,195 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [80 Valid, 453 Invalid, 1101 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [52 Valid, 1049 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-04-08 12:36:15,196 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 464 states. [2022-04-08 12:36:16,663 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 464 to 446. [2022-04-08 12:36:16,663 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-08 12:36:16,664 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 12:36:16,664 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 12:36:16,665 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 12:36:16,678 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 12:36:16,678 INFO L93 Difference]: Finished difference Result 464 states and 641 transitions. [2022-04-08 12:36:16,678 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 641 transitions. [2022-04-08 12:36:16,680 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 12:36:16,680 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 12:36:16,681 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 12:36:16,681 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 12:36:16,691 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 12:36:16,691 INFO L93 Difference]: Finished difference Result 464 states and 641 transitions. [2022-04-08 12:36:16,691 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 641 transitions. [2022-04-08 12:36:16,692 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 12:36:16,692 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 12:36:16,692 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-08 12:36:16,692 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-08 12:36:16,692 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 12:36:16,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 446 states and 623 transitions. [2022-04-08 12:36:16,704 INFO L78 Accepts]: Start accepts. Automaton has 446 states and 623 transitions. Word has length 102 [2022-04-08 12:36:16,704 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-08 12:36:16,704 INFO L478 AbstractCegarLoop]: Abstraction has 446 states and 623 transitions. [2022-04-08 12:36:16,704 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 12:36:16,704 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 446 states and 623 transitions. [2022-04-08 12:36:18,178 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 12:36:18,178 INFO L276 IsEmpty]: Start isEmpty. Operand 446 states and 623 transitions. [2022-04-08 12:36:18,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2022-04-08 12:36:18,179 INFO L491 BasicCegarLoop]: Found error trace [2022-04-08 12:36:18,179 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 12:36:18,196 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 12:36:18,380 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 12:36:18,380 INFO L403 AbstractCegarLoop]: === Iteration 18 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-08 12:36:18,380 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-08 12:36:18,380 INFO L85 PathProgramCache]: Analyzing trace with hash -1948981098, now seen corresponding path program 5 times [2022-04-08 12:36:18,380 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-08 12:36:18,380 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [1015927851] [2022-04-08 12:36:18,381 INFO L202 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-04-08 12:36:18,381 INFO L85 PathProgramCache]: Analyzing trace with hash -1948981098, now seen corresponding path program 6 times [2022-04-08 12:36:18,381 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-08 12:36:18,381 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [264328319] [2022-04-08 12:36:18,381 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-08 12:36:18,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-08 12:36:18,392 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-04-08 12:36:18,392 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [338436329] [2022-04-08 12:36:18,392 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2022-04-08 12:36:18,392 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-08 12:36:18,392 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-08 12:36:18,393 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 12:36:18,394 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 12:36:18,460 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 7 check-sat command(s) [2022-04-08 12:36:18,461 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-08 12:36:18,462 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 55 conjunts are in the unsatisfiable core [2022-04-08 12:36:18,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 12:36:18,481 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-08 12:37:02,765 WARN L907 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2022-04-08 12:37:07,803 WARN L907 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2022-04-08 12:37:32,743 INFO L272 TraceCheckUtils]: 0: Hoare triple {26275#true} call ULTIMATE.init(); {26275#true} is VALID [2022-04-08 12:37:32,743 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 12:37:32,743 INFO L290 TraceCheckUtils]: 2: Hoare triple {26275#true} assume true; {26275#true} is VALID [2022-04-08 12:37:32,743 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {26275#true} {26275#true} #112#return; {26275#true} is VALID [2022-04-08 12:37:32,743 INFO L272 TraceCheckUtils]: 4: Hoare triple {26275#true} call #t~ret6 := main(); {26275#true} is VALID [2022-04-08 12:37:32,743 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 12:37:32,743 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 12:37:32,743 INFO L290 TraceCheckUtils]: 7: Hoare triple {26275#true} ~cond := #in~cond; {26275#true} is VALID [2022-04-08 12:37:32,744 INFO L290 TraceCheckUtils]: 8: Hoare triple {26275#true} assume !(0 == ~cond); {26275#true} is VALID [2022-04-08 12:37:32,744 INFO L290 TraceCheckUtils]: 9: Hoare triple {26275#true} assume true; {26275#true} is VALID [2022-04-08 12:37:32,744 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {26275#true} {26275#true} #94#return; {26275#true} is VALID [2022-04-08 12:37:32,744 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 12:37:32,744 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 12:37:32,744 INFO L290 TraceCheckUtils]: 13: Hoare triple {26275#true} ~cond := #in~cond; {26275#true} is VALID [2022-04-08 12:37:32,744 INFO L290 TraceCheckUtils]: 14: Hoare triple {26275#true} assume !(0 == ~cond); {26275#true} is VALID [2022-04-08 12:37:32,744 INFO L290 TraceCheckUtils]: 15: Hoare triple {26275#true} assume true; {26275#true} is VALID [2022-04-08 12:37:32,744 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {26275#true} {26275#true} #96#return; {26275#true} is VALID [2022-04-08 12:37:32,744 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 12:37:32,744 INFO L290 TraceCheckUtils]: 18: Hoare triple {26275#true} ~cond := #in~cond; {26275#true} is VALID [2022-04-08 12:37:32,744 INFO L290 TraceCheckUtils]: 19: Hoare triple {26275#true} assume !(0 == ~cond); {26275#true} is VALID [2022-04-08 12:37:32,744 INFO L290 TraceCheckUtils]: 20: Hoare triple {26275#true} assume true; {26275#true} is VALID [2022-04-08 12:37:32,744 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {26275#true} {26275#true} #98#return; {26275#true} is VALID [2022-04-08 12:37:32,745 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 12:37:32,745 INFO L290 TraceCheckUtils]: 23: Hoare triple {26275#true} ~cond := #in~cond; {26275#true} is VALID [2022-04-08 12:37:32,745 INFO L290 TraceCheckUtils]: 24: Hoare triple {26275#true} assume !(0 == ~cond); {26275#true} is VALID [2022-04-08 12:37:32,745 INFO L290 TraceCheckUtils]: 25: Hoare triple {26275#true} assume true; {26275#true} is VALID [2022-04-08 12:37:32,745 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {26275#true} {26275#true} #100#return; {26275#true} is VALID [2022-04-08 12:37:32,745 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 12:37:32,746 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 12:37:32,746 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 12:37:32,746 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 12:37:32,747 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 12:37:32,747 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 12:37:32,747 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 12:37:32,747 INFO L290 TraceCheckUtils]: 34: Hoare triple {26275#true} ~cond := #in~cond; {26275#true} is VALID [2022-04-08 12:37:32,747 INFO L290 TraceCheckUtils]: 35: Hoare triple {26275#true} assume !(0 == ~cond); {26275#true} is VALID [2022-04-08 12:37:32,747 INFO L290 TraceCheckUtils]: 36: Hoare triple {26275#true} assume true; {26275#true} is VALID [2022-04-08 12:37:32,748 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 12:37:32,748 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 12:37:32,748 INFO L290 TraceCheckUtils]: 39: Hoare triple {26275#true} ~cond := #in~cond; {26399#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} is VALID [2022-04-08 12:37:32,749 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 12:37:32,749 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 12:37:32,750 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 12:37:32,750 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 12:37:32,750 INFO L290 TraceCheckUtils]: 44: Hoare triple {26275#true} ~cond := #in~cond; {26275#true} is VALID [2022-04-08 12:37:32,750 INFO L290 TraceCheckUtils]: 45: Hoare triple {26275#true} assume !(0 == ~cond); {26275#true} is VALID [2022-04-08 12:37:32,750 INFO L290 TraceCheckUtils]: 46: Hoare triple {26275#true} assume true; {26275#true} is VALID [2022-04-08 12:37:32,751 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 12:37:32,751 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 12:37:32,751 INFO L290 TraceCheckUtils]: 49: Hoare triple {26275#true} ~cond := #in~cond; {26275#true} is VALID [2022-04-08 12:37:32,751 INFO L290 TraceCheckUtils]: 50: Hoare triple {26275#true} assume !(0 == ~cond); {26275#true} is VALID [2022-04-08 12:37:32,751 INFO L290 TraceCheckUtils]: 51: Hoare triple {26275#true} assume true; {26275#true} is VALID [2022-04-08 12:37:32,752 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 12:37:32,752 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 12:37:32,752 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 12:37:32,753 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 12:37:32,753 INFO L290 TraceCheckUtils]: 56: Hoare triple {26275#true} ~cond := #in~cond; {26275#true} is VALID [2022-04-08 12:37:32,753 INFO L290 TraceCheckUtils]: 57: Hoare triple {26275#true} assume !(0 == ~cond); {26275#true} is VALID [2022-04-08 12:37:32,753 INFO L290 TraceCheckUtils]: 58: Hoare triple {26275#true} assume true; {26275#true} is VALID [2022-04-08 12:37:32,753 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 12:37:32,754 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 12:37:32,754 INFO L290 TraceCheckUtils]: 61: Hoare triple {26275#true} ~cond := #in~cond; {26275#true} is VALID [2022-04-08 12:37:32,754 INFO L290 TraceCheckUtils]: 62: Hoare triple {26275#true} assume !(0 == ~cond); {26275#true} is VALID [2022-04-08 12:37:32,754 INFO L290 TraceCheckUtils]: 63: Hoare triple {26275#true} assume true; {26275#true} is VALID [2022-04-08 12:37:32,754 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 12:37:32,754 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 12:37:32,755 INFO L290 TraceCheckUtils]: 66: Hoare triple {26275#true} ~cond := #in~cond; {26275#true} is VALID [2022-04-08 12:37:32,755 INFO L290 TraceCheckUtils]: 67: Hoare triple {26275#true} assume !(0 == ~cond); {26275#true} is VALID [2022-04-08 12:37:32,755 INFO L290 TraceCheckUtils]: 68: Hoare triple {26275#true} assume true; {26275#true} is VALID [2022-04-08 12:37:32,755 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 12:37:32,755 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 12:37:32,756 INFO L290 TraceCheckUtils]: 71: Hoare triple {26275#true} ~cond := #in~cond; {26275#true} is VALID [2022-04-08 12:37:32,756 INFO L290 TraceCheckUtils]: 72: Hoare triple {26275#true} assume !(0 == ~cond); {26275#true} is VALID [2022-04-08 12:37:32,756 INFO L290 TraceCheckUtils]: 73: Hoare triple {26275#true} assume true; {26275#true} is VALID [2022-04-08 12:37:32,756 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 12:37:32,757 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 12:37:32,758 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 12:37:32,758 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 12:37:32,758 INFO L290 TraceCheckUtils]: 78: Hoare triple {26275#true} ~cond := #in~cond; {26275#true} is VALID [2022-04-08 12:37:32,758 INFO L290 TraceCheckUtils]: 79: Hoare triple {26275#true} assume !(0 == ~cond); {26275#true} is VALID [2022-04-08 12:37:32,758 INFO L290 TraceCheckUtils]: 80: Hoare triple {26275#true} assume true; {26275#true} is VALID [2022-04-08 12:37:32,759 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 12:37:32,759 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 12:37:32,759 INFO L290 TraceCheckUtils]: 83: Hoare triple {26275#true} ~cond := #in~cond; {26275#true} is VALID [2022-04-08 12:37:32,759 INFO L290 TraceCheckUtils]: 84: Hoare triple {26275#true} assume !(0 == ~cond); {26275#true} is VALID [2022-04-08 12:37:32,759 INFO L290 TraceCheckUtils]: 85: Hoare triple {26275#true} assume true; {26275#true} is VALID [2022-04-08 12:37:32,760 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 12:37:32,760 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 12:37:32,760 INFO L290 TraceCheckUtils]: 88: Hoare triple {26275#true} ~cond := #in~cond; {26275#true} is VALID [2022-04-08 12:37:32,760 INFO L290 TraceCheckUtils]: 89: Hoare triple {26275#true} assume !(0 == ~cond); {26275#true} is VALID [2022-04-08 12:37:32,760 INFO L290 TraceCheckUtils]: 90: Hoare triple {26275#true} assume true; {26275#true} is VALID [2022-04-08 12:37:32,761 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 12:37:32,761 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 12:37:32,761 INFO L290 TraceCheckUtils]: 93: Hoare triple {26275#true} ~cond := #in~cond; {26399#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} is VALID [2022-04-08 12:37:32,761 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 12:37:32,762 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 12:37:32,763 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 12:37:32,763 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 12:37:32,765 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 12:37:32,766 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 12:37:32,766 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 12:37:34,768 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 12:37:34,770 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 12:37:34,771 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 12:37:34,779 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 12:37:34,779 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 12:37:34,780 INFO L290 TraceCheckUtils]: 106: Hoare triple {26605#(<= 1 __VERIFIER_assert_~cond)} assume 0 == ~cond; {26276#false} is VALID [2022-04-08 12:37:34,780 INFO L290 TraceCheckUtils]: 107: Hoare triple {26276#false} assume !false; {26276#false} is VALID [2022-04-08 12:37:34,780 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 12:37:34,780 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-08 12:37:52,890 WARN L907 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2022-04-08 12:37:54,179 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-08 12:37:54,179 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [264328319] [2022-04-08 12:37:54,179 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-04-08 12:37:54,179 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [338436329] [2022-04-08 12:37:54,180 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [338436329] provided 0 perfect and 1 imperfect interpolant sequences [2022-04-08 12:37:54,180 INFO L184 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-04-08 12:37:54,180 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2022-04-08 12:37:54,180 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-08 12:37:54,180 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [1015927851] [2022-04-08 12:37:54,180 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [1015927851] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 12:37:54,180 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 12:37:54,180 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-04-08 12:37:54,180 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [346872790] [2022-04-08 12:37:54,180 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-08 12:37:54,181 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 12:37:54,181 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-08 12:37:54,181 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 12:37:56,250 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 12:37:56,250 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-04-08 12:37:56,251 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-08 12:37:56,251 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-04-08 12:37:56,251 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=314, Unknown=0, NotChecked=0, Total=380 [2022-04-08 12:37:56,251 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 12:37:59,077 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 12:38:01,080 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2022-04-08 12:38:03,216 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.31s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2022-04-08 12:38:04,760 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.54s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2022-04-08 12:38:06,674 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.91s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2022-04-08 12:38:11,897 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 12:38:11,897 INFO L93 Difference]: Finished difference Result 522 states and 729 transitions. [2022-04-08 12:38:11,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-04-08 12:38:11,898 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 12:38:11,898 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-08 12:38:11,898 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 12:38:11,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 140 transitions. [2022-04-08 12:38:11,899 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 12:38:11,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 140 transitions. [2022-04-08 12:38:11,900 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 13 states and 140 transitions. [2022-04-08 12:38:16,090 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 140 edges. 138 inductive. 0 not inductive. 2 times theorem prover too weak to decide inductivity. [2022-04-08 12:38:16,103 INFO L225 Difference]: With dead ends: 522 [2022-04-08 12:38:16,103 INFO L226 Difference]: Without dead ends: 519 [2022-04-08 12:38:16,103 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 148 GetRequests, 122 SyntacticMatches, 1 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 105 ImplicationChecksByTransitivity, 3.6s TimeCoverageRelationStatistics Valid=130, Invalid=572, Unknown=0, NotChecked=0, Total=702 [2022-04-08 12:38:16,103 INFO L913 BasicCegarLoop]: 51 mSDtfsCounter, 50 mSDsluCounter, 222 mSDsCounter, 0 mSdLazyCounter, 535 mSolverCounterSat, 53 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 58 SdHoareTripleChecker+Valid, 273 SdHoareTripleChecker+Invalid, 590 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 53 IncrementalHoareTripleChecker+Valid, 535 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.8s IncrementalHoareTripleChecker+Time [2022-04-08 12:38:16,104 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [58 Valid, 273 Invalid, 590 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [53 Valid, 535 Invalid, 2 Unknown, 0 Unchecked, 10.8s Time] [2022-04-08 12:38:16,104 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 519 states. [2022-04-08 12:38:17,701 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 519 to 440. [2022-04-08 12:38:17,702 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-08 12:38:17,702 INFO L82 GeneralOperation]: Start isEquivalent. First operand 519 states. Second operand has 440 states, 254 states have (on average 1.1968503937007875) internal successors, (304), 255 states have internal predecessors, (304), 155 states have call successors, (155), 31 states have call predecessors, (155), 30 states have return successors, (153), 153 states have call predecessors, (153), 153 states have call successors, (153) [2022-04-08 12:38:17,703 INFO L74 IsIncluded]: Start isIncluded. First operand 519 states. Second operand has 440 states, 254 states have (on average 1.1968503937007875) internal successors, (304), 255 states have internal predecessors, (304), 155 states have call successors, (155), 31 states have call predecessors, (155), 30 states have return successors, (153), 153 states have call predecessors, (153), 153 states have call successors, (153) [2022-04-08 12:38:17,703 INFO L87 Difference]: Start difference. First operand 519 states. Second operand has 440 states, 254 states have (on average 1.1968503937007875) internal successors, (304), 255 states have internal predecessors, (304), 155 states have call successors, (155), 31 states have call predecessors, (155), 30 states have return successors, (153), 153 states have call predecessors, (153), 153 states have call successors, (153) [2022-04-08 12:38:17,714 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 12:38:17,715 INFO L93 Difference]: Finished difference Result 519 states and 725 transitions. [2022-04-08 12:38:17,715 INFO L276 IsEmpty]: Start isEmpty. Operand 519 states and 725 transitions. [2022-04-08 12:38:17,716 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 12:38:17,716 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 12:38:17,716 INFO L74 IsIncluded]: Start isIncluded. First operand has 440 states, 254 states have (on average 1.1968503937007875) internal successors, (304), 255 states have internal predecessors, (304), 155 states have call successors, (155), 31 states have call predecessors, (155), 30 states have return successors, (153), 153 states have call predecessors, (153), 153 states have call successors, (153) Second operand 519 states. [2022-04-08 12:38:17,717 INFO L87 Difference]: Start difference. First operand has 440 states, 254 states have (on average 1.1968503937007875) internal successors, (304), 255 states have internal predecessors, (304), 155 states have call successors, (155), 31 states have call predecessors, (155), 30 states have return successors, (153), 153 states have call predecessors, (153), 153 states have call successors, (153) Second operand 519 states. [2022-04-08 12:38:17,728 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 12:38:17,728 INFO L93 Difference]: Finished difference Result 519 states and 725 transitions. [2022-04-08 12:38:17,728 INFO L276 IsEmpty]: Start isEmpty. Operand 519 states and 725 transitions. [2022-04-08 12:38:17,729 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 12:38:17,729 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 12:38:17,729 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-08 12:38:17,729 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-08 12:38:17,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 440 states, 254 states have (on average 1.1968503937007875) internal successors, (304), 255 states have internal predecessors, (304), 155 states have call successors, (155), 31 states have call predecessors, (155), 30 states have return successors, (153), 153 states have call predecessors, (153), 153 states have call successors, (153) [2022-04-08 12:38:17,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 440 states and 612 transitions. [2022-04-08 12:38:17,751 INFO L78 Accepts]: Start accepts. Automaton has 440 states and 612 transitions. Word has length 108 [2022-04-08 12:38:17,751 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-08 12:38:17,751 INFO L478 AbstractCegarLoop]: Abstraction has 440 states and 612 transitions. [2022-04-08 12:38:17,751 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 12:38:17,751 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 440 states and 612 transitions. [2022-04-08 12:38:22,591 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 612 edges. 611 inductive. 0 not inductive. 1 times theorem prover too weak to decide inductivity. [2022-04-08 12:38:22,591 INFO L276 IsEmpty]: Start isEmpty. Operand 440 states and 612 transitions. [2022-04-08 12:38:22,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2022-04-08 12:38:22,594 INFO L491 BasicCegarLoop]: Found error trace [2022-04-08 12:38:22,594 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 12:38:22,611 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 12:38:22,804 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 12:38:22,804 INFO L403 AbstractCegarLoop]: === Iteration 19 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-08 12:38:22,805 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-08 12:38:22,805 INFO L85 PathProgramCache]: Analyzing trace with hash 826422219, now seen corresponding path program 9 times [2022-04-08 12:38:22,805 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-08 12:38:22,805 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [368214631] [2022-04-08 12:38:22,805 INFO L202 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-04-08 12:38:22,805 INFO L85 PathProgramCache]: Analyzing trace with hash 826422219, now seen corresponding path program 10 times [2022-04-08 12:38:22,805 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-08 12:38:22,806 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [305055951] [2022-04-08 12:38:22,806 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-08 12:38:22,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-08 12:38:22,817 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-04-08 12:38:22,817 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [959033822] [2022-04-08 12:38:22,817 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-04-08 12:38:22,817 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-08 12:38:22,818 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-08 12:38:22,818 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 12:38:22,819 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 12:38:22,885 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-04-08 12:38:22,885 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-08 12:38:22,887 INFO L263 TraceCheckSpWp]: Trace formula consists of 257 conjuncts, 108 conjunts are in the unsatisfiable core [2022-04-08 12:38:22,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 12:38:22,908 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-08 12:38:47,467 INFO L272 TraceCheckUtils]: 0: Hoare triple {29696#true} call ULTIMATE.init(); {29696#true} is VALID [2022-04-08 12:38:47,468 INFO L290 TraceCheckUtils]: 1: Hoare triple {29696#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); {29696#true} is VALID [2022-04-08 12:38:47,468 INFO L290 TraceCheckUtils]: 2: Hoare triple {29696#true} assume true; {29696#true} is VALID [2022-04-08 12:38:47,468 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {29696#true} {29696#true} #112#return; {29696#true} is VALID [2022-04-08 12:38:47,468 INFO L272 TraceCheckUtils]: 4: Hoare triple {29696#true} call #t~ret6 := main(); {29696#true} is VALID [2022-04-08 12:38:47,468 INFO L290 TraceCheckUtils]: 5: Hoare triple {29696#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; {29696#true} is VALID [2022-04-08 12:38:47,468 INFO L272 TraceCheckUtils]: 6: Hoare triple {29696#true} call assume_abort_if_not((if ~x~0 >= 0 && ~x~0 <= 10 then 1 else 0)); {29696#true} is VALID [2022-04-08 12:38:47,468 INFO L290 TraceCheckUtils]: 7: Hoare triple {29696#true} ~cond := #in~cond; {29696#true} is VALID [2022-04-08 12:38:47,468 INFO L290 TraceCheckUtils]: 8: Hoare triple {29696#true} assume !(0 == ~cond); {29696#true} is VALID [2022-04-08 12:38:47,468 INFO L290 TraceCheckUtils]: 9: Hoare triple {29696#true} assume true; {29696#true} is VALID [2022-04-08 12:38:47,468 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {29696#true} {29696#true} #94#return; {29696#true} is VALID [2022-04-08 12:38:47,468 INFO L290 TraceCheckUtils]: 11: Hoare triple {29696#true} assume -2147483648 <= #t~nondet5 && #t~nondet5 <= 2147483647;~y~0 := #t~nondet5;havoc #t~nondet5; {29696#true} is VALID [2022-04-08 12:38:47,468 INFO L272 TraceCheckUtils]: 12: Hoare triple {29696#true} call assume_abort_if_not((if ~y~0 >= 0 && ~y~0 <= 10 then 1 else 0)); {29696#true} is VALID [2022-04-08 12:38:47,468 INFO L290 TraceCheckUtils]: 13: Hoare triple {29696#true} ~cond := #in~cond; {29696#true} is VALID [2022-04-08 12:38:47,469 INFO L290 TraceCheckUtils]: 14: Hoare triple {29696#true} assume !(0 == ~cond); {29696#true} is VALID [2022-04-08 12:38:47,469 INFO L290 TraceCheckUtils]: 15: Hoare triple {29696#true} assume true; {29696#true} is VALID [2022-04-08 12:38:47,469 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {29696#true} {29696#true} #96#return; {29696#true} is VALID [2022-04-08 12:38:47,469 INFO L272 TraceCheckUtils]: 17: Hoare triple {29696#true} call assume_abort_if_not((if ~x~0 >= 1 then 1 else 0)); {29696#true} is VALID [2022-04-08 12:38:47,469 INFO L290 TraceCheckUtils]: 18: Hoare triple {29696#true} ~cond := #in~cond; {29696#true} is VALID [2022-04-08 12:38:47,469 INFO L290 TraceCheckUtils]: 19: Hoare triple {29696#true} assume !(0 == ~cond); {29696#true} is VALID [2022-04-08 12:38:47,469 INFO L290 TraceCheckUtils]: 20: Hoare triple {29696#true} assume true; {29696#true} is VALID [2022-04-08 12:38:47,469 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {29696#true} {29696#true} #98#return; {29696#true} is VALID [2022-04-08 12:38:47,469 INFO L272 TraceCheckUtils]: 22: Hoare triple {29696#true} call assume_abort_if_not((if ~y~0 >= 1 then 1 else 0)); {29696#true} is VALID [2022-04-08 12:38:47,469 INFO L290 TraceCheckUtils]: 23: Hoare triple {29696#true} ~cond := #in~cond; {29696#true} is VALID [2022-04-08 12:38:47,469 INFO L290 TraceCheckUtils]: 24: Hoare triple {29696#true} assume !(0 == ~cond); {29696#true} is VALID [2022-04-08 12:38:47,469 INFO L290 TraceCheckUtils]: 25: Hoare triple {29696#true} assume true; {29696#true} is VALID [2022-04-08 12:38:47,469 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {29696#true} {29696#true} #100#return; {29696#true} is VALID [2022-04-08 12:38:47,470 INFO L290 TraceCheckUtils]: 27: Hoare triple {29696#true} ~a~0 := ~x~0;~b~0 := ~y~0;~p~0 := 1;~q~0 := 0;~r~0 := 0;~s~0 := 1; {29782#(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 12:38:47,470 INFO L290 TraceCheckUtils]: 28: Hoare triple {29782#(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; {29782#(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 12:38:47,470 INFO L290 TraceCheckUtils]: 29: Hoare triple {29782#(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; {29789#(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 12:38:47,471 INFO L290 TraceCheckUtils]: 30: Hoare triple {29789#(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; {29789#(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 12:38:47,471 INFO L290 TraceCheckUtils]: 31: Hoare triple {29789#(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); {29789#(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 12:38:47,472 INFO L290 TraceCheckUtils]: 32: Hoare triple {29789#(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; {29799#(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 12:38:47,472 INFO L290 TraceCheckUtils]: 33: Hoare triple {29799#(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; {29799#(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 12:38:47,472 INFO L290 TraceCheckUtils]: 34: Hoare triple {29799#(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; {29806#(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 12:38:47,473 INFO L290 TraceCheckUtils]: 35: Hoare triple {29806#(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; {29806#(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 12:38:47,473 INFO L290 TraceCheckUtils]: 36: Hoare triple {29806#(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; {29813#(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 12:38:47,474 INFO L290 TraceCheckUtils]: 37: Hoare triple {29813#(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; {29813#(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 12:38:47,474 INFO L272 TraceCheckUtils]: 38: Hoare triple {29813#(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)); {29696#true} is VALID [2022-04-08 12:38:47,474 INFO L290 TraceCheckUtils]: 39: Hoare triple {29696#true} ~cond := #in~cond; {29823#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} is VALID [2022-04-08 12:38:47,474 INFO L290 TraceCheckUtils]: 40: Hoare triple {29823#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} assume !(0 == ~cond); {29827#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 12:38:47,475 INFO L290 TraceCheckUtils]: 41: Hoare triple {29827#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {29827#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 12:38:47,476 INFO L284 TraceCheckUtils]: 42: Hoare quadruple {29827#(not (= |__VERIFIER_assert_#in~cond| 0))} {29813#(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; {29834#(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 12:38:47,476 INFO L272 TraceCheckUtils]: 43: Hoare triple {29834#(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)); {29696#true} is VALID [2022-04-08 12:38:47,476 INFO L290 TraceCheckUtils]: 44: Hoare triple {29696#true} ~cond := #in~cond; {29696#true} is VALID [2022-04-08 12:38:47,476 INFO L290 TraceCheckUtils]: 45: Hoare triple {29696#true} assume !(0 == ~cond); {29696#true} is VALID [2022-04-08 12:38:47,476 INFO L290 TraceCheckUtils]: 46: Hoare triple {29696#true} assume true; {29696#true} is VALID [2022-04-08 12:38:47,477 INFO L284 TraceCheckUtils]: 47: Hoare quadruple {29696#true} {29834#(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; {29834#(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 12:38:47,477 INFO L272 TraceCheckUtils]: 48: Hoare triple {29834#(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)); {29696#true} is VALID [2022-04-08 12:38:47,477 INFO L290 TraceCheckUtils]: 49: Hoare triple {29696#true} ~cond := #in~cond; {29696#true} is VALID [2022-04-08 12:38:47,477 INFO L290 TraceCheckUtils]: 50: Hoare triple {29696#true} assume !(0 == ~cond); {29696#true} is VALID [2022-04-08 12:38:47,477 INFO L290 TraceCheckUtils]: 51: Hoare triple {29696#true} assume true; {29696#true} is VALID [2022-04-08 12:38:47,478 INFO L284 TraceCheckUtils]: 52: Hoare quadruple {29696#true} {29834#(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; {29834#(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 12:38:47,478 INFO L272 TraceCheckUtils]: 53: Hoare triple {29834#(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)); {29696#true} is VALID [2022-04-08 12:38:47,478 INFO L290 TraceCheckUtils]: 54: Hoare triple {29696#true} ~cond := #in~cond; {29823#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} is VALID [2022-04-08 12:38:47,478 INFO L290 TraceCheckUtils]: 55: Hoare triple {29823#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} assume !(0 == ~cond); {29827#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 12:38:47,479 INFO L290 TraceCheckUtils]: 56: Hoare triple {29827#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {29827#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 12:38:47,479 INFO L284 TraceCheckUtils]: 57: Hoare quadruple {29827#(not (= |__VERIFIER_assert_#in~cond| 0))} {29834#(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; {29834#(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 12:38:47,480 INFO L290 TraceCheckUtils]: 58: Hoare triple {29834#(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); {29834#(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 12:38:47,481 INFO L290 TraceCheckUtils]: 59: Hoare triple {29834#(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; {29886#(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 12:38:47,481 INFO L290 TraceCheckUtils]: 60: Hoare triple {29886#(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; {29886#(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 12:38:47,482 INFO L290 TraceCheckUtils]: 61: Hoare triple {29886#(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); {29886#(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 12:38:47,482 INFO L290 TraceCheckUtils]: 62: Hoare triple {29886#(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; {29896#(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 12:38:47,482 INFO L290 TraceCheckUtils]: 63: Hoare triple {29896#(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; {29896#(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 12:38:47,483 INFO L290 TraceCheckUtils]: 64: Hoare triple {29896#(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; {29903#(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 12:38:47,483 INFO L290 TraceCheckUtils]: 65: Hoare triple {29903#(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; {29903#(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 12:38:47,484 INFO L290 TraceCheckUtils]: 66: Hoare triple {29903#(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; {29910#(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 12:38:47,484 INFO L290 TraceCheckUtils]: 67: Hoare triple {29910#(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; {29910#(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 12:38:47,484 INFO L272 TraceCheckUtils]: 68: Hoare triple {29910#(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)); {29696#true} is VALID [2022-04-08 12:38:47,485 INFO L290 TraceCheckUtils]: 69: Hoare triple {29696#true} ~cond := #in~cond; {29823#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} is VALID [2022-04-08 12:38:47,485 INFO L290 TraceCheckUtils]: 70: Hoare triple {29823#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} assume !(0 == ~cond); {29827#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 12:38:47,485 INFO L290 TraceCheckUtils]: 71: Hoare triple {29827#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {29827#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 12:38:47,486 INFO L284 TraceCheckUtils]: 72: Hoare quadruple {29827#(not (= |__VERIFIER_assert_#in~cond| 0))} {29910#(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; {29929#(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 12:38:47,486 INFO L272 TraceCheckUtils]: 73: Hoare triple {29929#(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)); {29696#true} is VALID [2022-04-08 12:38:47,487 INFO L290 TraceCheckUtils]: 74: Hoare triple {29696#true} ~cond := #in~cond; {29823#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} is VALID [2022-04-08 12:38:47,487 INFO L290 TraceCheckUtils]: 75: Hoare triple {29823#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} assume !(0 == ~cond); {29827#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 12:38:47,487 INFO L290 TraceCheckUtils]: 76: Hoare triple {29827#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {29827#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 12:38:47,488 INFO L284 TraceCheckUtils]: 77: Hoare quadruple {29827#(not (= |__VERIFIER_assert_#in~cond| 0))} {29929#(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; {29929#(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 12:38:47,488 INFO L272 TraceCheckUtils]: 78: Hoare triple {29929#(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)); {29696#true} is VALID [2022-04-08 12:38:47,488 INFO L290 TraceCheckUtils]: 79: Hoare triple {29696#true} ~cond := #in~cond; {29696#true} is VALID [2022-04-08 12:38:47,488 INFO L290 TraceCheckUtils]: 80: Hoare triple {29696#true} assume !(0 == ~cond); {29696#true} is VALID [2022-04-08 12:38:47,488 INFO L290 TraceCheckUtils]: 81: Hoare triple {29696#true} assume true; {29696#true} is VALID [2022-04-08 12:38:47,489 INFO L284 TraceCheckUtils]: 82: Hoare quadruple {29696#true} {29929#(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; {29929#(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 12:38:47,489 INFO L272 TraceCheckUtils]: 83: Hoare triple {29929#(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)); {29696#true} is VALID [2022-04-08 12:38:47,489 INFO L290 TraceCheckUtils]: 84: Hoare triple {29696#true} ~cond := #in~cond; {29696#true} is VALID [2022-04-08 12:38:47,489 INFO L290 TraceCheckUtils]: 85: Hoare triple {29696#true} assume !(0 == ~cond); {29696#true} is VALID [2022-04-08 12:38:47,489 INFO L290 TraceCheckUtils]: 86: Hoare triple {29696#true} assume true; {29696#true} is VALID [2022-04-08 12:38:47,490 INFO L284 TraceCheckUtils]: 87: Hoare quadruple {29696#true} {29929#(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; {29929#(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 12:38:47,490 INFO L290 TraceCheckUtils]: 88: Hoare triple {29929#(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); {29929#(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 12:38:47,491 INFO L290 TraceCheckUtils]: 89: Hoare triple {29929#(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; {29981#(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 12:38:47,492 INFO L290 TraceCheckUtils]: 90: Hoare triple {29981#(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; {29981#(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 12:38:47,492 INFO L290 TraceCheckUtils]: 91: Hoare triple {29981#(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); {29981#(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 12:38:47,495 INFO L290 TraceCheckUtils]: 92: Hoare triple {29981#(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; {29991#(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 12:38:47,495 INFO L290 TraceCheckUtils]: 93: Hoare triple {29991#(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; {29991#(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 12:38:47,496 INFO L290 TraceCheckUtils]: 94: Hoare triple {29991#(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; {29991#(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 12:38:47,496 INFO L290 TraceCheckUtils]: 95: Hoare triple {29991#(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; {29991#(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 12:38:47,497 INFO L290 TraceCheckUtils]: 96: Hoare triple {29991#(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; {29991#(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 12:38:47,498 INFO L290 TraceCheckUtils]: 97: Hoare triple {29991#(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; {29991#(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 12:38:47,498 INFO L272 TraceCheckUtils]: 98: Hoare triple {29991#(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)); {29696#true} is VALID [2022-04-08 12:38:47,498 INFO L290 TraceCheckUtils]: 99: Hoare triple {29696#true} ~cond := #in~cond; {29823#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} is VALID [2022-04-08 12:38:47,498 INFO L290 TraceCheckUtils]: 100: Hoare triple {29823#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} assume !(0 == ~cond); {29827#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 12:38:47,499 INFO L290 TraceCheckUtils]: 101: Hoare triple {29827#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {29827#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 12:38:47,504 INFO L284 TraceCheckUtils]: 102: Hoare quadruple {29827#(not (= |__VERIFIER_assert_#in~cond| 0))} {29991#(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; {30022#(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 12:38:47,508 INFO L272 TraceCheckUtils]: 103: Hoare triple {30022#(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)); {30026#(<= 1 |__VERIFIER_assert_#in~cond|)} is VALID [2022-04-08 12:38:47,508 INFO L290 TraceCheckUtils]: 104: Hoare triple {30026#(<= 1 |__VERIFIER_assert_#in~cond|)} ~cond := #in~cond; {30030#(<= 1 __VERIFIER_assert_~cond)} is VALID [2022-04-08 12:38:47,508 INFO L290 TraceCheckUtils]: 105: Hoare triple {30030#(<= 1 __VERIFIER_assert_~cond)} assume 0 == ~cond; {29697#false} is VALID [2022-04-08 12:38:47,509 INFO L290 TraceCheckUtils]: 106: Hoare triple {29697#false} assume !false; {29697#false} is VALID [2022-04-08 12:38:47,509 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 12:38:47,509 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-08 12:39:47,694 INFO L290 TraceCheckUtils]: 106: Hoare triple {29697#false} assume !false; {29697#false} is VALID [2022-04-08 12:39:47,695 INFO L290 TraceCheckUtils]: 105: Hoare triple {30030#(<= 1 __VERIFIER_assert_~cond)} assume 0 == ~cond; {29697#false} is VALID [2022-04-08 12:39:47,695 INFO L290 TraceCheckUtils]: 104: Hoare triple {30026#(<= 1 |__VERIFIER_assert_#in~cond|)} ~cond := #in~cond; {30030#(<= 1 __VERIFIER_assert_~cond)} is VALID [2022-04-08 12:39:47,696 INFO L272 TraceCheckUtils]: 103: Hoare triple {30046#(= 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)); {30026#(<= 1 |__VERIFIER_assert_#in~cond|)} is VALID [2022-04-08 12:39:47,697 INFO L284 TraceCheckUtils]: 102: Hoare quadruple {29827#(not (= |__VERIFIER_assert_#in~cond| 0))} {30050#(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; {30046#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} is VALID [2022-04-08 12:39:47,697 INFO L290 TraceCheckUtils]: 101: Hoare triple {29827#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {29827#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 12:39:47,697 INFO L290 TraceCheckUtils]: 100: Hoare triple {30060#(or (not (= |__VERIFIER_assert_#in~cond| 0)) (= __VERIFIER_assert_~cond 0))} assume !(0 == ~cond); {29827#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 12:39:47,697 INFO L290 TraceCheckUtils]: 99: Hoare triple {29696#true} ~cond := #in~cond; {30060#(or (not (= |__VERIFIER_assert_#in~cond| 0)) (= __VERIFIER_assert_~cond 0))} is VALID [2022-04-08 12:39:47,698 INFO L272 TraceCheckUtils]: 98: Hoare triple {30050#(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)); {29696#true} is VALID [2022-04-08 12:39:47,698 INFO L290 TraceCheckUtils]: 97: Hoare triple {30050#(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; {30050#(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 12:39:47,698 INFO L290 TraceCheckUtils]: 96: Hoare triple {30050#(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; {30050#(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 12:39:47,699 INFO L290 TraceCheckUtils]: 95: Hoare triple {30050#(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; {30050#(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 12:39:47,699 INFO L290 TraceCheckUtils]: 94: Hoare triple {30050#(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; {30050#(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 12:39:47,700 INFO L290 TraceCheckUtils]: 93: Hoare triple {30050#(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; {30050#(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 12:39:47,763 INFO L290 TraceCheckUtils]: 92: Hoare triple {30082#(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; {30050#(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 12:39:47,763 INFO L290 TraceCheckUtils]: 91: Hoare triple {30082#(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); {30082#(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 12:39:47,764 INFO L290 TraceCheckUtils]: 90: Hoare triple {30082#(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; {30082#(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 12:39:47,768 INFO L290 TraceCheckUtils]: 89: Hoare triple {30092#(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; {30082#(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 12:39:47,769 INFO L290 TraceCheckUtils]: 88: Hoare triple {30092#(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); {30092#(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 12:39:47,770 INFO L284 TraceCheckUtils]: 87: Hoare quadruple {29696#true} {30092#(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; {30092#(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 12:39:47,770 INFO L290 TraceCheckUtils]: 86: Hoare triple {29696#true} assume true; {29696#true} is VALID [2022-04-08 12:39:47,770 INFO L290 TraceCheckUtils]: 85: Hoare triple {29696#true} assume !(0 == ~cond); {29696#true} is VALID [2022-04-08 12:39:47,770 INFO L290 TraceCheckUtils]: 84: Hoare triple {29696#true} ~cond := #in~cond; {29696#true} is VALID [2022-04-08 12:39:47,770 INFO L272 TraceCheckUtils]: 83: Hoare triple {30092#(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)); {29696#true} is VALID [2022-04-08 12:39:47,771 INFO L284 TraceCheckUtils]: 82: Hoare quadruple {29696#true} {30092#(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; {30092#(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 12:39:47,771 INFO L290 TraceCheckUtils]: 81: Hoare triple {29696#true} assume true; {29696#true} is VALID [2022-04-08 12:39:47,771 INFO L290 TraceCheckUtils]: 80: Hoare triple {29696#true} assume !(0 == ~cond); {29696#true} is VALID [2022-04-08 12:39:47,771 INFO L290 TraceCheckUtils]: 79: Hoare triple {29696#true} ~cond := #in~cond; {29696#true} is VALID [2022-04-08 12:39:47,771 INFO L272 TraceCheckUtils]: 78: Hoare triple {30092#(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)); {29696#true} is VALID [2022-04-08 12:39:47,772 INFO L284 TraceCheckUtils]: 77: Hoare quadruple {29696#true} {30092#(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; {30092#(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 12:39:47,772 INFO L290 TraceCheckUtils]: 76: Hoare triple {29696#true} assume true; {29696#true} is VALID [2022-04-08 12:39:47,772 INFO L290 TraceCheckUtils]: 75: Hoare triple {29696#true} assume !(0 == ~cond); {29696#true} is VALID [2022-04-08 12:39:47,772 INFO L290 TraceCheckUtils]: 74: Hoare triple {29696#true} ~cond := #in~cond; {29696#true} is VALID [2022-04-08 12:39:47,772 INFO L272 TraceCheckUtils]: 73: Hoare triple {30092#(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)); {29696#true} is VALID [2022-04-08 12:39:47,773 INFO L284 TraceCheckUtils]: 72: Hoare quadruple {29827#(not (= |__VERIFIER_assert_#in~cond| 0))} {30144#(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; {30092#(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 12:39:47,773 INFO L290 TraceCheckUtils]: 71: Hoare triple {29827#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {29827#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 12:39:47,774 INFO L290 TraceCheckUtils]: 70: Hoare triple {30060#(or (not (= |__VERIFIER_assert_#in~cond| 0)) (= __VERIFIER_assert_~cond 0))} assume !(0 == ~cond); {29827#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 12:39:47,774 INFO L290 TraceCheckUtils]: 69: Hoare triple {29696#true} ~cond := #in~cond; {30060#(or (not (= |__VERIFIER_assert_#in~cond| 0)) (= __VERIFIER_assert_~cond 0))} is VALID [2022-04-08 12:39:47,774 INFO L272 TraceCheckUtils]: 68: Hoare triple {30144#(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)); {29696#true} is VALID [2022-04-08 12:39:47,774 INFO L290 TraceCheckUtils]: 67: Hoare triple {30144#(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; {30144#(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 12:39:47,775 INFO L290 TraceCheckUtils]: 66: Hoare triple {30163#(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; {30144#(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 12:39:47,776 INFO L290 TraceCheckUtils]: 65: Hoare triple {30163#(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; {30163#(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 12:39:47,777 INFO L290 TraceCheckUtils]: 64: Hoare triple {29696#true} assume !!(0 != ~b~0);havoc ~c~0;havoc ~k~0;~c~0 := ~a~0;~k~0 := 0; {30163#(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 12:39:47,777 INFO L290 TraceCheckUtils]: 63: Hoare triple {29696#true} assume !false; {29696#true} is VALID [2022-04-08 12:39:47,777 INFO L290 TraceCheckUtils]: 62: Hoare triple {29696#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; {29696#true} is VALID [2022-04-08 12:39:47,777 INFO L290 TraceCheckUtils]: 61: Hoare triple {29696#true} assume !(~c~0 >= ~b~0); {29696#true} is VALID [2022-04-08 12:39:47,777 INFO L290 TraceCheckUtils]: 60: Hoare triple {29696#true} assume !false; {29696#true} is VALID [2022-04-08 12:39:47,778 INFO L290 TraceCheckUtils]: 59: Hoare triple {29696#true} ~c~0 := ~c~0 - ~v~0;~k~0 := ~k~0 + ~d~0; {29696#true} is VALID [2022-04-08 12:39:47,778 INFO L290 TraceCheckUtils]: 58: Hoare triple {29696#true} assume !(~c~0 >= 2 * ~v~0); {29696#true} is VALID [2022-04-08 12:39:47,778 INFO L284 TraceCheckUtils]: 57: Hoare quadruple {29696#true} {29696#true} #108#return; {29696#true} is VALID [2022-04-08 12:39:47,778 INFO L290 TraceCheckUtils]: 56: Hoare triple {29696#true} assume true; {29696#true} is VALID [2022-04-08 12:39:47,778 INFO L290 TraceCheckUtils]: 55: Hoare triple {29696#true} assume !(0 == ~cond); {29696#true} is VALID [2022-04-08 12:39:47,778 INFO L290 TraceCheckUtils]: 54: Hoare triple {29696#true} ~cond := #in~cond; {29696#true} is VALID [2022-04-08 12:39:47,778 INFO L272 TraceCheckUtils]: 53: Hoare triple {29696#true} call __VERIFIER_assert((if ~v~0 == ~b~0 * ~d~0 then 1 else 0)); {29696#true} is VALID [2022-04-08 12:39:47,778 INFO L284 TraceCheckUtils]: 52: Hoare quadruple {29696#true} {29696#true} #106#return; {29696#true} is VALID [2022-04-08 12:39:47,778 INFO L290 TraceCheckUtils]: 51: Hoare triple {29696#true} assume true; {29696#true} is VALID [2022-04-08 12:39:47,778 INFO L290 TraceCheckUtils]: 50: Hoare triple {29696#true} assume !(0 == ~cond); {29696#true} is VALID [2022-04-08 12:39:47,778 INFO L290 TraceCheckUtils]: 49: Hoare triple {29696#true} ~cond := #in~cond; {29696#true} is VALID [2022-04-08 12:39:47,778 INFO L272 TraceCheckUtils]: 48: Hoare triple {29696#true} call __VERIFIER_assert((if ~a~0 == ~k~0 * ~b~0 + ~c~0 then 1 else 0)); {29696#true} is VALID [2022-04-08 12:39:47,778 INFO L284 TraceCheckUtils]: 47: Hoare quadruple {29696#true} {29696#true} #104#return; {29696#true} is VALID [2022-04-08 12:39:47,778 INFO L290 TraceCheckUtils]: 46: Hoare triple {29696#true} assume true; {29696#true} is VALID [2022-04-08 12:39:47,779 INFO L290 TraceCheckUtils]: 45: Hoare triple {29696#true} assume !(0 == ~cond); {29696#true} is VALID [2022-04-08 12:39:47,779 INFO L290 TraceCheckUtils]: 44: Hoare triple {29696#true} ~cond := #in~cond; {29696#true} is VALID [2022-04-08 12:39:47,779 INFO L272 TraceCheckUtils]: 43: Hoare triple {29696#true} call __VERIFIER_assert((if ~b~0 == ~x~0 * ~q~0 + ~y~0 * ~s~0 then 1 else 0)); {29696#true} is VALID [2022-04-08 12:39:47,779 INFO L284 TraceCheckUtils]: 42: Hoare quadruple {29696#true} {29696#true} #102#return; {29696#true} is VALID [2022-04-08 12:39:47,779 INFO L290 TraceCheckUtils]: 41: Hoare triple {29696#true} assume true; {29696#true} is VALID [2022-04-08 12:39:47,779 INFO L290 TraceCheckUtils]: 40: Hoare triple {29696#true} assume !(0 == ~cond); {29696#true} is VALID [2022-04-08 12:39:47,779 INFO L290 TraceCheckUtils]: 39: Hoare triple {29696#true} ~cond := #in~cond; {29696#true} is VALID [2022-04-08 12:39:47,779 INFO L272 TraceCheckUtils]: 38: Hoare triple {29696#true} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {29696#true} is VALID [2022-04-08 12:39:47,779 INFO L290 TraceCheckUtils]: 37: Hoare triple {29696#true} assume !false; {29696#true} is VALID [2022-04-08 12:39:47,779 INFO L290 TraceCheckUtils]: 36: Hoare triple {29696#true} assume !!(~c~0 >= ~b~0);havoc ~d~0;havoc ~v~0;~d~0 := 1;~v~0 := ~b~0; {29696#true} is VALID [2022-04-08 12:39:47,779 INFO L290 TraceCheckUtils]: 35: Hoare triple {29696#true} assume !false; {29696#true} is VALID [2022-04-08 12:39:47,779 INFO L290 TraceCheckUtils]: 34: Hoare triple {29696#true} assume !!(0 != ~b~0);havoc ~c~0;havoc ~k~0;~c~0 := ~a~0;~k~0 := 0; {29696#true} is VALID [2022-04-08 12:39:47,779 INFO L290 TraceCheckUtils]: 33: Hoare triple {29696#true} assume !false; {29696#true} is VALID [2022-04-08 12:39:47,779 INFO L290 TraceCheckUtils]: 32: Hoare triple {29696#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; {29696#true} is VALID [2022-04-08 12:39:47,779 INFO L290 TraceCheckUtils]: 31: Hoare triple {29696#true} assume !(~c~0 >= ~b~0); {29696#true} is VALID [2022-04-08 12:39:47,780 INFO L290 TraceCheckUtils]: 30: Hoare triple {29696#true} assume !false; {29696#true} is VALID [2022-04-08 12:39:47,780 INFO L290 TraceCheckUtils]: 29: Hoare triple {29696#true} assume !!(0 != ~b~0);havoc ~c~0;havoc ~k~0;~c~0 := ~a~0;~k~0 := 0; {29696#true} is VALID [2022-04-08 12:39:47,780 INFO L290 TraceCheckUtils]: 28: Hoare triple {29696#true} assume !false; {29696#true} is VALID [2022-04-08 12:39:47,780 INFO L290 TraceCheckUtils]: 27: Hoare triple {29696#true} ~a~0 := ~x~0;~b~0 := ~y~0;~p~0 := 1;~q~0 := 0;~r~0 := 0;~s~0 := 1; {29696#true} is VALID [2022-04-08 12:39:47,780 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {29696#true} {29696#true} #100#return; {29696#true} is VALID [2022-04-08 12:39:47,780 INFO L290 TraceCheckUtils]: 25: Hoare triple {29696#true} assume true; {29696#true} is VALID [2022-04-08 12:39:47,780 INFO L290 TraceCheckUtils]: 24: Hoare triple {29696#true} assume !(0 == ~cond); {29696#true} is VALID [2022-04-08 12:39:47,780 INFO L290 TraceCheckUtils]: 23: Hoare triple {29696#true} ~cond := #in~cond; {29696#true} is VALID [2022-04-08 12:39:47,780 INFO L272 TraceCheckUtils]: 22: Hoare triple {29696#true} call assume_abort_if_not((if ~y~0 >= 1 then 1 else 0)); {29696#true} is VALID [2022-04-08 12:39:47,780 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {29696#true} {29696#true} #98#return; {29696#true} is VALID [2022-04-08 12:39:47,780 INFO L290 TraceCheckUtils]: 20: Hoare triple {29696#true} assume true; {29696#true} is VALID [2022-04-08 12:39:47,780 INFO L290 TraceCheckUtils]: 19: Hoare triple {29696#true} assume !(0 == ~cond); {29696#true} is VALID [2022-04-08 12:39:47,780 INFO L290 TraceCheckUtils]: 18: Hoare triple {29696#true} ~cond := #in~cond; {29696#true} is VALID [2022-04-08 12:39:47,780 INFO L272 TraceCheckUtils]: 17: Hoare triple {29696#true} call assume_abort_if_not((if ~x~0 >= 1 then 1 else 0)); {29696#true} is VALID [2022-04-08 12:39:47,780 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {29696#true} {29696#true} #96#return; {29696#true} is VALID [2022-04-08 12:39:47,781 INFO L290 TraceCheckUtils]: 15: Hoare triple {29696#true} assume true; {29696#true} is VALID [2022-04-08 12:39:47,781 INFO L290 TraceCheckUtils]: 14: Hoare triple {29696#true} assume !(0 == ~cond); {29696#true} is VALID [2022-04-08 12:39:47,781 INFO L290 TraceCheckUtils]: 13: Hoare triple {29696#true} ~cond := #in~cond; {29696#true} is VALID [2022-04-08 12:39:47,781 INFO L272 TraceCheckUtils]: 12: Hoare triple {29696#true} call assume_abort_if_not((if ~y~0 >= 0 && ~y~0 <= 10 then 1 else 0)); {29696#true} is VALID [2022-04-08 12:39:47,781 INFO L290 TraceCheckUtils]: 11: Hoare triple {29696#true} assume -2147483648 <= #t~nondet5 && #t~nondet5 <= 2147483647;~y~0 := #t~nondet5;havoc #t~nondet5; {29696#true} is VALID [2022-04-08 12:39:47,781 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {29696#true} {29696#true} #94#return; {29696#true} is VALID [2022-04-08 12:39:47,781 INFO L290 TraceCheckUtils]: 9: Hoare triple {29696#true} assume true; {29696#true} is VALID [2022-04-08 12:39:47,781 INFO L290 TraceCheckUtils]: 8: Hoare triple {29696#true} assume !(0 == ~cond); {29696#true} is VALID [2022-04-08 12:39:47,781 INFO L290 TraceCheckUtils]: 7: Hoare triple {29696#true} ~cond := #in~cond; {29696#true} is VALID [2022-04-08 12:39:47,781 INFO L272 TraceCheckUtils]: 6: Hoare triple {29696#true} call assume_abort_if_not((if ~x~0 >= 0 && ~x~0 <= 10 then 1 else 0)); {29696#true} is VALID [2022-04-08 12:39:47,781 INFO L290 TraceCheckUtils]: 5: Hoare triple {29696#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; {29696#true} is VALID [2022-04-08 12:39:47,781 INFO L272 TraceCheckUtils]: 4: Hoare triple {29696#true} call #t~ret6 := main(); {29696#true} is VALID [2022-04-08 12:39:47,781 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {29696#true} {29696#true} #112#return; {29696#true} is VALID [2022-04-08 12:39:47,781 INFO L290 TraceCheckUtils]: 2: Hoare triple {29696#true} assume true; {29696#true} is VALID [2022-04-08 12:39:47,781 INFO L290 TraceCheckUtils]: 1: Hoare triple {29696#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); {29696#true} is VALID [2022-04-08 12:39:47,782 INFO L272 TraceCheckUtils]: 0: Hoare triple {29696#true} call ULTIMATE.init(); {29696#true} is VALID [2022-04-08 12:39:47,782 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 12:39:47,782 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-08 12:39:47,782 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [305055951] [2022-04-08 12:39:47,782 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-04-08 12:39:47,782 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [959033822] [2022-04-08 12:39:47,782 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [959033822] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-08 12:39:47,782 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-04-08 12:39:47,783 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 12] total 27 [2022-04-08 12:39:47,783 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-08 12:39:47,783 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [368214631] [2022-04-08 12:39:47,783 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [368214631] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 12:39:47,783 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 12:39:47,783 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-04-08 12:39:47,783 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [69693262] [2022-04-08 12:39:47,783 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-08 12:39:47,783 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 12:39:47,784 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-08 12:39:47,784 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 12:39:47,880 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 12:39:47,880 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-04-08 12:39:47,880 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-08 12:39:47,881 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-04-08 12:39:47,881 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=105, Invalid=597, Unknown=0, NotChecked=0, Total=702 [2022-04-08 12:39:47,881 INFO L87 Difference]: Start difference. First operand 440 states and 612 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 12:39:54,543 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 12:39:54,544 INFO L93 Difference]: Finished difference Result 519 states and 707 transitions. [2022-04-08 12:39:54,544 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-04-08 12:39:54,544 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 12:39:54,544 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-08 12:39:54,544 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 12:39:54,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 195 transitions. [2022-04-08 12:39:54,546 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 12:39:54,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 195 transitions. [2022-04-08 12:39:54,551 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 18 states and 195 transitions. [2022-04-08 12:39:54,788 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 12:39:54,810 INFO L225 Difference]: With dead ends: 519 [2022-04-08 12:39:54,810 INFO L226 Difference]: Without dead ends: 517 [2022-04-08 12:39:54,810 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 12:39:54,811 INFO L913 BasicCegarLoop]: 58 mSDtfsCounter, 79 mSDsluCounter, 440 mSDsCounter, 0 mSdLazyCounter, 1299 mSolverCounterSat, 62 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 108 SdHoareTripleChecker+Valid, 498 SdHoareTripleChecker+Invalid, 1361 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 62 IncrementalHoareTripleChecker+Valid, 1299 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-04-08 12:39:54,811 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [108 Valid, 498 Invalid, 1361 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [62 Valid, 1299 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2022-04-08 12:39:54,812 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 517 states. [2022-04-08 12:39:55,704 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 517 to 452. [2022-04-08 12:39:55,704 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-08 12:39:55,705 INFO L82 GeneralOperation]: Start isEquivalent. First operand 517 states. Second operand has 452 states, 263 states have (on average 1.1901140684410647) internal successors, (313), 264 states have internal predecessors, (313), 155 states have call successors, (155), 34 states have call predecessors, (155), 33 states have return successors, (153), 153 states have call predecessors, (153), 153 states have call successors, (153) [2022-04-08 12:39:55,705 INFO L74 IsIncluded]: Start isIncluded. First operand 517 states. Second operand has 452 states, 263 states have (on average 1.1901140684410647) internal successors, (313), 264 states have internal predecessors, (313), 155 states have call successors, (155), 34 states have call predecessors, (155), 33 states have return successors, (153), 153 states have call predecessors, (153), 153 states have call successors, (153) [2022-04-08 12:39:55,706 INFO L87 Difference]: Start difference. First operand 517 states. Second operand has 452 states, 263 states have (on average 1.1901140684410647) internal successors, (313), 264 states have internal predecessors, (313), 155 states have call successors, (155), 34 states have call predecessors, (155), 33 states have return successors, (153), 153 states have call predecessors, (153), 153 states have call successors, (153) [2022-04-08 12:39:55,726 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 12:39:55,726 INFO L93 Difference]: Finished difference Result 517 states and 705 transitions. [2022-04-08 12:39:55,726 INFO L276 IsEmpty]: Start isEmpty. Operand 517 states and 705 transitions. [2022-04-08 12:39:55,727 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 12:39:55,727 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 12:39:55,728 INFO L74 IsIncluded]: Start isIncluded. First operand has 452 states, 263 states have (on average 1.1901140684410647) internal successors, (313), 264 states have internal predecessors, (313), 155 states have call successors, (155), 34 states have call predecessors, (155), 33 states have return successors, (153), 153 states have call predecessors, (153), 153 states have call successors, (153) Second operand 517 states. [2022-04-08 12:39:55,734 INFO L87 Difference]: Start difference. First operand has 452 states, 263 states have (on average 1.1901140684410647) internal successors, (313), 264 states have internal predecessors, (313), 155 states have call successors, (155), 34 states have call predecessors, (155), 33 states have return successors, (153), 153 states have call predecessors, (153), 153 states have call successors, (153) Second operand 517 states. [2022-04-08 12:39:55,750 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 12:39:55,750 INFO L93 Difference]: Finished difference Result 517 states and 705 transitions. [2022-04-08 12:39:55,750 INFO L276 IsEmpty]: Start isEmpty. Operand 517 states and 705 transitions. [2022-04-08 12:39:55,752 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 12:39:55,752 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 12:39:55,752 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-08 12:39:55,752 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-08 12:39:55,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 452 states, 263 states have (on average 1.1901140684410647) internal successors, (313), 264 states have internal predecessors, (313), 155 states have call successors, (155), 34 states have call predecessors, (155), 33 states have return successors, (153), 153 states have call predecessors, (153), 153 states have call successors, (153) [2022-04-08 12:39:55,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 452 states and 621 transitions. [2022-04-08 12:39:55,769 INFO L78 Accepts]: Start accepts. Automaton has 452 states and 621 transitions. Word has length 107 [2022-04-08 12:39:55,770 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-08 12:39:55,770 INFO L478 AbstractCegarLoop]: Abstraction has 452 states and 621 transitions. [2022-04-08 12:39:55,770 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 12:39:55,770 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 452 states and 621 transitions. [2022-04-08 12:40:01,800 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 621 edges. 619 inductive. 0 not inductive. 2 times theorem prover too weak to decide inductivity. [2022-04-08 12:40:01,800 INFO L276 IsEmpty]: Start isEmpty. Operand 452 states and 621 transitions. [2022-04-08 12:40:01,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2022-04-08 12:40:01,801 INFO L491 BasicCegarLoop]: Found error trace [2022-04-08 12:40:01,801 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 12:40:01,819 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Ended with exit code 0 [2022-04-08 12:40:02,002 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 12:40:02,002 INFO L403 AbstractCegarLoop]: === Iteration 20 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-08 12:40:02,002 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-08 12:40:02,002 INFO L85 PathProgramCache]: Analyzing trace with hash 1002671399, now seen corresponding path program 7 times [2022-04-08 12:40:02,002 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-08 12:40:02,002 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [888852446] [2022-04-08 12:40:02,003 INFO L202 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-04-08 12:40:02,003 INFO L85 PathProgramCache]: Analyzing trace with hash 1002671399, now seen corresponding path program 8 times [2022-04-08 12:40:02,003 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-08 12:40:02,003 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1903380250] [2022-04-08 12:40:02,003 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-08 12:40:02,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-08 12:40:02,015 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-04-08 12:40:02,015 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1789303779] [2022-04-08 12:40:02,015 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-04-08 12:40:02,015 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-08 12:40:02,015 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-08 12:40:02,016 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 12:40:02,017 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 12:40:02,087 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-04-08 12:40:02,087 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-08 12:40:02,088 INFO L263 TraceCheckSpWp]: Trace formula consists of 267 conjuncts, 74 conjunts are in the unsatisfiable core [2022-04-08 12:40:02,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 12:40:02,105 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-08 12:40:03,316 INFO L272 TraceCheckUtils]: 0: Hoare triple {33352#true} call ULTIMATE.init(); {33352#true} is VALID [2022-04-08 12:40:03,317 INFO L290 TraceCheckUtils]: 1: Hoare triple {33352#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); {33352#true} is VALID [2022-04-08 12:40:03,317 INFO L290 TraceCheckUtils]: 2: Hoare triple {33352#true} assume true; {33352#true} is VALID [2022-04-08 12:40:03,317 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {33352#true} {33352#true} #112#return; {33352#true} is VALID [2022-04-08 12:40:03,317 INFO L272 TraceCheckUtils]: 4: Hoare triple {33352#true} call #t~ret6 := main(); {33352#true} is VALID [2022-04-08 12:40:03,317 INFO L290 TraceCheckUtils]: 5: Hoare triple {33352#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; {33352#true} is VALID [2022-04-08 12:40:03,317 INFO L272 TraceCheckUtils]: 6: Hoare triple {33352#true} call assume_abort_if_not((if ~x~0 >= 0 && ~x~0 <= 10 then 1 else 0)); {33352#true} is VALID [2022-04-08 12:40:03,317 INFO L290 TraceCheckUtils]: 7: Hoare triple {33352#true} ~cond := #in~cond; {33352#true} is VALID [2022-04-08 12:40:03,317 INFO L290 TraceCheckUtils]: 8: Hoare triple {33352#true} assume !(0 == ~cond); {33352#true} is VALID [2022-04-08 12:40:03,317 INFO L290 TraceCheckUtils]: 9: Hoare triple {33352#true} assume true; {33352#true} is VALID [2022-04-08 12:40:03,317 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {33352#true} {33352#true} #94#return; {33352#true} is VALID [2022-04-08 12:40:03,317 INFO L290 TraceCheckUtils]: 11: Hoare triple {33352#true} assume -2147483648 <= #t~nondet5 && #t~nondet5 <= 2147483647;~y~0 := #t~nondet5;havoc #t~nondet5; {33352#true} is VALID [2022-04-08 12:40:03,317 INFO L272 TraceCheckUtils]: 12: Hoare triple {33352#true} call assume_abort_if_not((if ~y~0 >= 0 && ~y~0 <= 10 then 1 else 0)); {33352#true} is VALID [2022-04-08 12:40:03,317 INFO L290 TraceCheckUtils]: 13: Hoare triple {33352#true} ~cond := #in~cond; {33352#true} is VALID [2022-04-08 12:40:03,317 INFO L290 TraceCheckUtils]: 14: Hoare triple {33352#true} assume !(0 == ~cond); {33352#true} is VALID [2022-04-08 12:40:03,318 INFO L290 TraceCheckUtils]: 15: Hoare triple {33352#true} assume true; {33352#true} is VALID [2022-04-08 12:40:03,318 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {33352#true} {33352#true} #96#return; {33352#true} is VALID [2022-04-08 12:40:03,318 INFO L272 TraceCheckUtils]: 17: Hoare triple {33352#true} call assume_abort_if_not((if ~x~0 >= 1 then 1 else 0)); {33352#true} is VALID [2022-04-08 12:40:03,318 INFO L290 TraceCheckUtils]: 18: Hoare triple {33352#true} ~cond := #in~cond; {33352#true} is VALID [2022-04-08 12:40:03,318 INFO L290 TraceCheckUtils]: 19: Hoare triple {33352#true} assume !(0 == ~cond); {33352#true} is VALID [2022-04-08 12:40:03,318 INFO L290 TraceCheckUtils]: 20: Hoare triple {33352#true} assume true; {33352#true} is VALID [2022-04-08 12:40:03,318 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {33352#true} {33352#true} #98#return; {33352#true} is VALID [2022-04-08 12:40:03,318 INFO L272 TraceCheckUtils]: 22: Hoare triple {33352#true} call assume_abort_if_not((if ~y~0 >= 1 then 1 else 0)); {33352#true} is VALID [2022-04-08 12:40:03,318 INFO L290 TraceCheckUtils]: 23: Hoare triple {33352#true} ~cond := #in~cond; {33352#true} is VALID [2022-04-08 12:40:03,318 INFO L290 TraceCheckUtils]: 24: Hoare triple {33352#true} assume !(0 == ~cond); {33352#true} is VALID [2022-04-08 12:40:03,318 INFO L290 TraceCheckUtils]: 25: Hoare triple {33352#true} assume true; {33352#true} is VALID [2022-04-08 12:40:03,318 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {33352#true} {33352#true} #100#return; {33352#true} is VALID [2022-04-08 12:40:03,319 INFO L290 TraceCheckUtils]: 27: Hoare triple {33352#true} ~a~0 := ~x~0;~b~0 := ~y~0;~p~0 := 1;~q~0 := 0;~r~0 := 0;~s~0 := 1; {33438#(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 12:40:03,319 INFO L290 TraceCheckUtils]: 28: Hoare triple {33438#(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; {33438#(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 12:40:03,319 INFO L290 TraceCheckUtils]: 29: Hoare triple {33438#(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; {33445#(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 12:40:03,320 INFO L290 TraceCheckUtils]: 30: Hoare triple {33445#(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; {33445#(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 12:40:03,320 INFO L290 TraceCheckUtils]: 31: Hoare triple {33445#(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; {33452#(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 12:40:03,321 INFO L290 TraceCheckUtils]: 32: Hoare triple {33452#(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; {33452#(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 12:40:03,321 INFO L272 TraceCheckUtils]: 33: Hoare triple {33452#(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)); {33352#true} is VALID [2022-04-08 12:40:03,321 INFO L290 TraceCheckUtils]: 34: Hoare triple {33352#true} ~cond := #in~cond; {33352#true} is VALID [2022-04-08 12:40:03,321 INFO L290 TraceCheckUtils]: 35: Hoare triple {33352#true} assume !(0 == ~cond); {33352#true} is VALID [2022-04-08 12:40:03,321 INFO L290 TraceCheckUtils]: 36: Hoare triple {33352#true} assume true; {33352#true} is VALID [2022-04-08 12:40:03,322 INFO L284 TraceCheckUtils]: 37: Hoare quadruple {33352#true} {33452#(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; {33452#(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 12:40:03,322 INFO L272 TraceCheckUtils]: 38: Hoare triple {33452#(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)); {33352#true} is VALID [2022-04-08 12:40:03,322 INFO L290 TraceCheckUtils]: 39: Hoare triple {33352#true} ~cond := #in~cond; {33352#true} is VALID [2022-04-08 12:40:03,322 INFO L290 TraceCheckUtils]: 40: Hoare triple {33352#true} assume !(0 == ~cond); {33352#true} is VALID [2022-04-08 12:40:03,322 INFO L290 TraceCheckUtils]: 41: Hoare triple {33352#true} assume true; {33352#true} is VALID [2022-04-08 12:40:03,323 INFO L284 TraceCheckUtils]: 42: Hoare quadruple {33352#true} {33452#(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; {33452#(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 12:40:03,323 INFO L272 TraceCheckUtils]: 43: Hoare triple {33452#(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)); {33352#true} is VALID [2022-04-08 12:40:03,323 INFO L290 TraceCheckUtils]: 44: Hoare triple {33352#true} ~cond := #in~cond; {33352#true} is VALID [2022-04-08 12:40:03,323 INFO L290 TraceCheckUtils]: 45: Hoare triple {33352#true} assume !(0 == ~cond); {33352#true} is VALID [2022-04-08 12:40:03,323 INFO L290 TraceCheckUtils]: 46: Hoare triple {33352#true} assume true; {33352#true} is VALID [2022-04-08 12:40:03,324 INFO L284 TraceCheckUtils]: 47: Hoare quadruple {33352#true} {33452#(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; {33452#(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 12:40:03,324 INFO L272 TraceCheckUtils]: 48: Hoare triple {33452#(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)); {33352#true} is VALID [2022-04-08 12:40:03,324 INFO L290 TraceCheckUtils]: 49: Hoare triple {33352#true} ~cond := #in~cond; {33352#true} is VALID [2022-04-08 12:40:03,324 INFO L290 TraceCheckUtils]: 50: Hoare triple {33352#true} assume !(0 == ~cond); {33352#true} is VALID [2022-04-08 12:40:03,324 INFO L290 TraceCheckUtils]: 51: Hoare triple {33352#true} assume true; {33352#true} is VALID [2022-04-08 12:40:03,325 INFO L284 TraceCheckUtils]: 52: Hoare quadruple {33352#true} {33452#(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; {33452#(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 12:40:03,325 INFO L290 TraceCheckUtils]: 53: Hoare triple {33452#(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; {33519#(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 12:40:03,326 INFO L290 TraceCheckUtils]: 54: Hoare triple {33519#(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; {33519#(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 12:40:03,326 INFO L272 TraceCheckUtils]: 55: Hoare triple {33519#(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)); {33352#true} is VALID [2022-04-08 12:40:03,326 INFO L290 TraceCheckUtils]: 56: Hoare triple {33352#true} ~cond := #in~cond; {33352#true} is VALID [2022-04-08 12:40:03,326 INFO L290 TraceCheckUtils]: 57: Hoare triple {33352#true} assume !(0 == ~cond); {33352#true} is VALID [2022-04-08 12:40:03,326 INFO L290 TraceCheckUtils]: 58: Hoare triple {33352#true} assume true; {33352#true} is VALID [2022-04-08 12:40:03,327 INFO L284 TraceCheckUtils]: 59: Hoare quadruple {33352#true} {33519#(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; {33519#(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 12:40:03,327 INFO L272 TraceCheckUtils]: 60: Hoare triple {33519#(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)); {33352#true} is VALID [2022-04-08 12:40:03,327 INFO L290 TraceCheckUtils]: 61: Hoare triple {33352#true} ~cond := #in~cond; {33352#true} is VALID [2022-04-08 12:40:03,327 INFO L290 TraceCheckUtils]: 62: Hoare triple {33352#true} assume !(0 == ~cond); {33352#true} is VALID [2022-04-08 12:40:03,327 INFO L290 TraceCheckUtils]: 63: Hoare triple {33352#true} assume true; {33352#true} is VALID [2022-04-08 12:40:03,328 INFO L284 TraceCheckUtils]: 64: Hoare quadruple {33352#true} {33519#(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; {33519#(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 12:40:03,328 INFO L272 TraceCheckUtils]: 65: Hoare triple {33519#(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)); {33352#true} is VALID [2022-04-08 12:40:03,328 INFO L290 TraceCheckUtils]: 66: Hoare triple {33352#true} ~cond := #in~cond; {33352#true} is VALID [2022-04-08 12:40:03,328 INFO L290 TraceCheckUtils]: 67: Hoare triple {33352#true} assume !(0 == ~cond); {33352#true} is VALID [2022-04-08 12:40:03,328 INFO L290 TraceCheckUtils]: 68: Hoare triple {33352#true} assume true; {33352#true} is VALID [2022-04-08 12:40:03,329 INFO L284 TraceCheckUtils]: 69: Hoare quadruple {33352#true} {33519#(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; {33519#(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 12:40:03,329 INFO L272 TraceCheckUtils]: 70: Hoare triple {33519#(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)); {33352#true} is VALID [2022-04-08 12:40:03,329 INFO L290 TraceCheckUtils]: 71: Hoare triple {33352#true} ~cond := #in~cond; {33352#true} is VALID [2022-04-08 12:40:03,329 INFO L290 TraceCheckUtils]: 72: Hoare triple {33352#true} assume !(0 == ~cond); {33352#true} is VALID [2022-04-08 12:40:03,329 INFO L290 TraceCheckUtils]: 73: Hoare triple {33352#true} assume true; {33352#true} is VALID [2022-04-08 12:40:03,330 INFO L284 TraceCheckUtils]: 74: Hoare quadruple {33352#true} {33519#(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; {33519#(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 12:40:03,330 INFO L290 TraceCheckUtils]: 75: Hoare triple {33519#(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); {33519#(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 12:40:03,331 INFO L290 TraceCheckUtils]: 76: Hoare triple {33519#(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; {33589#(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 12:40:03,332 INFO L290 TraceCheckUtils]: 77: Hoare triple {33589#(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; {33589#(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 12:40:03,332 INFO L290 TraceCheckUtils]: 78: Hoare triple {33589#(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; {33596#(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 12:40:03,333 INFO L290 TraceCheckUtils]: 79: Hoare triple {33596#(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; {33596#(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 12:40:03,333 INFO L272 TraceCheckUtils]: 80: Hoare triple {33596#(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)); {33352#true} is VALID [2022-04-08 12:40:03,333 INFO L290 TraceCheckUtils]: 81: Hoare triple {33352#true} ~cond := #in~cond; {33352#true} is VALID [2022-04-08 12:40:03,333 INFO L290 TraceCheckUtils]: 82: Hoare triple {33352#true} assume !(0 == ~cond); {33352#true} is VALID [2022-04-08 12:40:03,333 INFO L290 TraceCheckUtils]: 83: Hoare triple {33352#true} assume true; {33352#true} is VALID [2022-04-08 12:40:03,334 INFO L284 TraceCheckUtils]: 84: Hoare quadruple {33352#true} {33596#(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; {33596#(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 12:40:03,334 INFO L272 TraceCheckUtils]: 85: Hoare triple {33596#(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)); {33352#true} is VALID [2022-04-08 12:40:03,334 INFO L290 TraceCheckUtils]: 86: Hoare triple {33352#true} ~cond := #in~cond; {33621#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} is VALID [2022-04-08 12:40:03,335 INFO L290 TraceCheckUtils]: 87: Hoare triple {33621#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} assume !(0 == ~cond); {33625#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 12:40:03,335 INFO L290 TraceCheckUtils]: 88: Hoare triple {33625#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {33625#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 12:40:03,336 INFO L284 TraceCheckUtils]: 89: Hoare quadruple {33625#(not (= |__VERIFIER_assert_#in~cond| 0))} {33596#(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; {33596#(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 12:40:03,336 INFO L272 TraceCheckUtils]: 90: Hoare triple {33596#(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)); {33352#true} is VALID [2022-04-08 12:40:03,336 INFO L290 TraceCheckUtils]: 91: Hoare triple {33352#true} ~cond := #in~cond; {33621#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} is VALID [2022-04-08 12:40:03,336 INFO L290 TraceCheckUtils]: 92: Hoare triple {33621#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} assume !(0 == ~cond); {33625#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 12:40:03,336 INFO L290 TraceCheckUtils]: 93: Hoare triple {33625#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {33625#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 12:40:03,337 INFO L284 TraceCheckUtils]: 94: Hoare quadruple {33625#(not (= |__VERIFIER_assert_#in~cond| 0))} {33596#(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; {33647#(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 12:40:03,338 INFO L272 TraceCheckUtils]: 95: Hoare triple {33647#(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)); {33352#true} is VALID [2022-04-08 12:40:03,338 INFO L290 TraceCheckUtils]: 96: Hoare triple {33352#true} ~cond := #in~cond; {33621#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} is VALID [2022-04-08 12:40:03,338 INFO L290 TraceCheckUtils]: 97: Hoare triple {33621#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} assume !(0 == ~cond); {33625#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 12:40:03,338 INFO L290 TraceCheckUtils]: 98: Hoare triple {33625#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {33625#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 12:40:03,339 INFO L284 TraceCheckUtils]: 99: Hoare quadruple {33625#(not (= |__VERIFIER_assert_#in~cond| 0))} {33647#(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; {33647#(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 12:40:03,340 INFO L290 TraceCheckUtils]: 100: Hoare triple {33647#(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); {33647#(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 12:40:03,340 INFO L290 TraceCheckUtils]: 101: Hoare triple {33647#(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; {33669#(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 12:40:03,341 INFO L290 TraceCheckUtils]: 102: Hoare triple {33669#(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; {33669#(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 12:40:03,341 INFO L290 TraceCheckUtils]: 103: Hoare triple {33669#(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); {33669#(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 12:40:03,342 INFO L290 TraceCheckUtils]: 104: Hoare triple {33669#(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; {33679#(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 12:40:03,342 INFO L290 TraceCheckUtils]: 105: Hoare triple {33679#(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; {33679#(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 12:40:03,343 INFO L290 TraceCheckUtils]: 106: Hoare triple {33679#(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); {33686#(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 12:40:03,343 INFO L272 TraceCheckUtils]: 107: Hoare triple {33686#(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)); {33690#(<= 1 |__VERIFIER_assert_#in~cond|)} is VALID [2022-04-08 12:40:03,344 INFO L290 TraceCheckUtils]: 108: Hoare triple {33690#(<= 1 |__VERIFIER_assert_#in~cond|)} ~cond := #in~cond; {33694#(<= 1 __VERIFIER_assert_~cond)} is VALID [2022-04-08 12:40:03,344 INFO L290 TraceCheckUtils]: 109: Hoare triple {33694#(<= 1 __VERIFIER_assert_~cond)} assume 0 == ~cond; {33353#false} is VALID [2022-04-08 12:40:03,344 INFO L290 TraceCheckUtils]: 110: Hoare triple {33353#false} assume !false; {33353#false} is VALID [2022-04-08 12:40:03,345 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 12:40:03,345 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-08 12:41:06,766 INFO L290 TraceCheckUtils]: 110: Hoare triple {33353#false} assume !false; {33353#false} is VALID [2022-04-08 12:41:06,766 INFO L290 TraceCheckUtils]: 109: Hoare triple {33694#(<= 1 __VERIFIER_assert_~cond)} assume 0 == ~cond; {33353#false} is VALID [2022-04-08 12:41:06,766 INFO L290 TraceCheckUtils]: 108: Hoare triple {33690#(<= 1 |__VERIFIER_assert_#in~cond|)} ~cond := #in~cond; {33694#(<= 1 __VERIFIER_assert_~cond)} is VALID [2022-04-08 12:41:06,767 INFO L272 TraceCheckUtils]: 107: Hoare triple {33710#(= (+ (* 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)); {33690#(<= 1 |__VERIFIER_assert_#in~cond|)} is VALID [2022-04-08 12:41:06,768 INFO L290 TraceCheckUtils]: 106: Hoare triple {33714#(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); {33710#(= (+ (* 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 12:41:06,768 INFO L290 TraceCheckUtils]: 105: Hoare triple {33714#(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; {33714#(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 12:41:07,120 INFO L290 TraceCheckUtils]: 104: Hoare triple {33721#(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; {33714#(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 12:41:07,121 INFO L290 TraceCheckUtils]: 103: Hoare triple {33721#(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); {33721#(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 12:41:07,121 INFO L290 TraceCheckUtils]: 102: Hoare triple {33721#(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; {33721#(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 12:41:07,172 INFO L290 TraceCheckUtils]: 101: Hoare triple {33731#(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; {33721#(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 12:41:07,173 INFO L290 TraceCheckUtils]: 100: Hoare triple {33731#(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); {33731#(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 12:41:07,174 INFO L284 TraceCheckUtils]: 99: Hoare quadruple {33625#(not (= |__VERIFIER_assert_#in~cond| 0))} {33738#(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; {33731#(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 12:41:07,174 INFO L290 TraceCheckUtils]: 98: Hoare triple {33625#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {33625#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 12:41:07,174 INFO L290 TraceCheckUtils]: 97: Hoare triple {33748#(or (not (= |__VERIFIER_assert_#in~cond| 0)) (= __VERIFIER_assert_~cond 0))} assume !(0 == ~cond); {33625#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 12:41:07,175 INFO L290 TraceCheckUtils]: 96: Hoare triple {33352#true} ~cond := #in~cond; {33748#(or (not (= |__VERIFIER_assert_#in~cond| 0)) (= __VERIFIER_assert_~cond 0))} is VALID [2022-04-08 12:41:07,175 INFO L272 TraceCheckUtils]: 95: Hoare triple {33738#(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)); {33352#true} is VALID [2022-04-08 12:41:07,176 INFO L284 TraceCheckUtils]: 94: Hoare quadruple {33625#(not (= |__VERIFIER_assert_#in~cond| 0))} {33755#(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; {33738#(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 12:41:07,176 INFO L290 TraceCheckUtils]: 93: Hoare triple {33625#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {33625#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 12:41:07,176 INFO L290 TraceCheckUtils]: 92: Hoare triple {33748#(or (not (= |__VERIFIER_assert_#in~cond| 0)) (= __VERIFIER_assert_~cond 0))} assume !(0 == ~cond); {33625#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 12:41:07,177 INFO L290 TraceCheckUtils]: 91: Hoare triple {33352#true} ~cond := #in~cond; {33748#(or (not (= |__VERIFIER_assert_#in~cond| 0)) (= __VERIFIER_assert_~cond 0))} is VALID [2022-04-08 12:41:07,177 INFO L272 TraceCheckUtils]: 90: Hoare triple {33755#(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)); {33352#true} is VALID [2022-04-08 12:41:07,178 INFO L284 TraceCheckUtils]: 89: Hoare quadruple {33625#(not (= |__VERIFIER_assert_#in~cond| 0))} {33771#(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; {33755#(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 12:41:07,178 INFO L290 TraceCheckUtils]: 88: Hoare triple {33625#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {33625#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 12:41:07,178 INFO L290 TraceCheckUtils]: 87: Hoare triple {33748#(or (not (= |__VERIFIER_assert_#in~cond| 0)) (= __VERIFIER_assert_~cond 0))} assume !(0 == ~cond); {33625#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 12:41:07,179 INFO L290 TraceCheckUtils]: 86: Hoare triple {33352#true} ~cond := #in~cond; {33748#(or (not (= |__VERIFIER_assert_#in~cond| 0)) (= __VERIFIER_assert_~cond 0))} is VALID [2022-04-08 12:41:07,179 INFO L272 TraceCheckUtils]: 85: Hoare triple {33771#(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)); {33352#true} is VALID [2022-04-08 12:41:07,180 INFO L284 TraceCheckUtils]: 84: Hoare quadruple {33352#true} {33771#(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; {33771#(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 12:41:07,180 INFO L290 TraceCheckUtils]: 83: Hoare triple {33352#true} assume true; {33352#true} is VALID [2022-04-08 12:41:07,180 INFO L290 TraceCheckUtils]: 82: Hoare triple {33352#true} assume !(0 == ~cond); {33352#true} is VALID [2022-04-08 12:41:07,180 INFO L290 TraceCheckUtils]: 81: Hoare triple {33352#true} ~cond := #in~cond; {33352#true} is VALID [2022-04-08 12:41:07,180 INFO L272 TraceCheckUtils]: 80: Hoare triple {33771#(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)); {33352#true} is VALID [2022-04-08 12:41:07,180 INFO L290 TraceCheckUtils]: 79: Hoare triple {33771#(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; {33771#(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 12:41:07,182 INFO L290 TraceCheckUtils]: 78: Hoare triple {33805#(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; {33771#(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 12:41:07,182 INFO L290 TraceCheckUtils]: 77: Hoare triple {33805#(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; {33805#(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 12:41:07,227 INFO L290 TraceCheckUtils]: 76: Hoare triple {33812#(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; {33805#(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 12:41:07,228 INFO L290 TraceCheckUtils]: 75: Hoare triple {33812#(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); {33812#(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 12:41:07,229 INFO L284 TraceCheckUtils]: 74: Hoare quadruple {33352#true} {33812#(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; {33812#(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 12:41:07,229 INFO L290 TraceCheckUtils]: 73: Hoare triple {33352#true} assume true; {33352#true} is VALID [2022-04-08 12:41:07,229 INFO L290 TraceCheckUtils]: 72: Hoare triple {33352#true} assume !(0 == ~cond); {33352#true} is VALID [2022-04-08 12:41:07,229 INFO L290 TraceCheckUtils]: 71: Hoare triple {33352#true} ~cond := #in~cond; {33352#true} is VALID [2022-04-08 12:41:07,229 INFO L272 TraceCheckUtils]: 70: Hoare triple {33812#(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)); {33352#true} is VALID [2022-04-08 12:41:07,230 INFO L284 TraceCheckUtils]: 69: Hoare quadruple {33352#true} {33812#(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; {33812#(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 12:41:07,230 INFO L290 TraceCheckUtils]: 68: Hoare triple {33352#true} assume true; {33352#true} is VALID [2022-04-08 12:41:07,230 INFO L290 TraceCheckUtils]: 67: Hoare triple {33352#true} assume !(0 == ~cond); {33352#true} is VALID [2022-04-08 12:41:07,230 INFO L290 TraceCheckUtils]: 66: Hoare triple {33352#true} ~cond := #in~cond; {33352#true} is VALID [2022-04-08 12:41:07,230 INFO L272 TraceCheckUtils]: 65: Hoare triple {33812#(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)); {33352#true} is VALID [2022-04-08 12:41:07,231 INFO L284 TraceCheckUtils]: 64: Hoare quadruple {33352#true} {33812#(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; {33812#(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 12:41:07,231 INFO L290 TraceCheckUtils]: 63: Hoare triple {33352#true} assume true; {33352#true} is VALID [2022-04-08 12:41:07,231 INFO L290 TraceCheckUtils]: 62: Hoare triple {33352#true} assume !(0 == ~cond); {33352#true} is VALID [2022-04-08 12:41:07,231 INFO L290 TraceCheckUtils]: 61: Hoare triple {33352#true} ~cond := #in~cond; {33352#true} is VALID [2022-04-08 12:41:07,231 INFO L272 TraceCheckUtils]: 60: Hoare triple {33812#(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)); {33352#true} is VALID [2022-04-08 12:41:07,232 INFO L284 TraceCheckUtils]: 59: Hoare quadruple {33352#true} {33812#(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; {33812#(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 12:41:07,232 INFO L290 TraceCheckUtils]: 58: Hoare triple {33352#true} assume true; {33352#true} is VALID [2022-04-08 12:41:07,232 INFO L290 TraceCheckUtils]: 57: Hoare triple {33352#true} assume !(0 == ~cond); {33352#true} is VALID [2022-04-08 12:41:07,232 INFO L290 TraceCheckUtils]: 56: Hoare triple {33352#true} ~cond := #in~cond; {33352#true} is VALID [2022-04-08 12:41:07,232 INFO L272 TraceCheckUtils]: 55: Hoare triple {33812#(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)); {33352#true} is VALID [2022-04-08 12:41:07,233 INFO L290 TraceCheckUtils]: 54: Hoare triple {33812#(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; {33812#(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 12:41:07,405 INFO L290 TraceCheckUtils]: 53: Hoare triple {33882#(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; {33812#(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 12:41:07,406 INFO L284 TraceCheckUtils]: 52: Hoare quadruple {33352#true} {33882#(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; {33882#(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 12:41:07,406 INFO L290 TraceCheckUtils]: 51: Hoare triple {33352#true} assume true; {33352#true} is VALID [2022-04-08 12:41:07,406 INFO L290 TraceCheckUtils]: 50: Hoare triple {33352#true} assume !(0 == ~cond); {33352#true} is VALID [2022-04-08 12:41:07,407 INFO L290 TraceCheckUtils]: 49: Hoare triple {33352#true} ~cond := #in~cond; {33352#true} is VALID [2022-04-08 12:41:07,407 INFO L272 TraceCheckUtils]: 48: Hoare triple {33882#(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)); {33352#true} is VALID [2022-04-08 12:41:07,407 INFO L284 TraceCheckUtils]: 47: Hoare quadruple {33352#true} {33882#(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; {33882#(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 12:41:07,407 INFO L290 TraceCheckUtils]: 46: Hoare triple {33352#true} assume true; {33352#true} is VALID [2022-04-08 12:41:07,408 INFO L290 TraceCheckUtils]: 45: Hoare triple {33352#true} assume !(0 == ~cond); {33352#true} is VALID [2022-04-08 12:41:07,408 INFO L290 TraceCheckUtils]: 44: Hoare triple {33352#true} ~cond := #in~cond; {33352#true} is VALID [2022-04-08 12:41:07,408 INFO L272 TraceCheckUtils]: 43: Hoare triple {33882#(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)); {33352#true} is VALID [2022-04-08 12:41:07,408 INFO L284 TraceCheckUtils]: 42: Hoare quadruple {33352#true} {33882#(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; {33882#(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 12:41:07,409 INFO L290 TraceCheckUtils]: 41: Hoare triple {33352#true} assume true; {33352#true} is VALID [2022-04-08 12:41:07,409 INFO L290 TraceCheckUtils]: 40: Hoare triple {33352#true} assume !(0 == ~cond); {33352#true} is VALID [2022-04-08 12:41:07,409 INFO L290 TraceCheckUtils]: 39: Hoare triple {33352#true} ~cond := #in~cond; {33352#true} is VALID [2022-04-08 12:41:07,409 INFO L272 TraceCheckUtils]: 38: Hoare triple {33882#(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)); {33352#true} is VALID [2022-04-08 12:41:07,409 INFO L284 TraceCheckUtils]: 37: Hoare quadruple {33352#true} {33882#(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; {33882#(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 12:41:07,410 INFO L290 TraceCheckUtils]: 36: Hoare triple {33352#true} assume true; {33352#true} is VALID [2022-04-08 12:41:07,410 INFO L290 TraceCheckUtils]: 35: Hoare triple {33352#true} assume !(0 == ~cond); {33352#true} is VALID [2022-04-08 12:41:07,410 INFO L290 TraceCheckUtils]: 34: Hoare triple {33352#true} ~cond := #in~cond; {33352#true} is VALID [2022-04-08 12:41:07,410 INFO L272 TraceCheckUtils]: 33: Hoare triple {33882#(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)); {33352#true} is VALID [2022-04-08 12:41:07,410 INFO L290 TraceCheckUtils]: 32: Hoare triple {33882#(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; {33882#(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 12:41:07,411 INFO L290 TraceCheckUtils]: 31: Hoare triple {33949#(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; {33882#(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 12:41:07,412 INFO L290 TraceCheckUtils]: 30: Hoare triple {33949#(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; {33949#(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 12:41:07,412 INFO L290 TraceCheckUtils]: 29: Hoare triple {33956#(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; {33949#(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 12:41:07,413 INFO L290 TraceCheckUtils]: 28: Hoare triple {33956#(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; {33956#(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 12:41:07,413 INFO L290 TraceCheckUtils]: 27: Hoare triple {33352#true} ~a~0 := ~x~0;~b~0 := ~y~0;~p~0 := 1;~q~0 := 0;~r~0 := 0;~s~0 := 1; {33956#(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 12:41:07,413 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {33352#true} {33352#true} #100#return; {33352#true} is VALID [2022-04-08 12:41:07,413 INFO L290 TraceCheckUtils]: 25: Hoare triple {33352#true} assume true; {33352#true} is VALID [2022-04-08 12:41:07,414 INFO L290 TraceCheckUtils]: 24: Hoare triple {33352#true} assume !(0 == ~cond); {33352#true} is VALID [2022-04-08 12:41:07,414 INFO L290 TraceCheckUtils]: 23: Hoare triple {33352#true} ~cond := #in~cond; {33352#true} is VALID [2022-04-08 12:41:07,414 INFO L272 TraceCheckUtils]: 22: Hoare triple {33352#true} call assume_abort_if_not((if ~y~0 >= 1 then 1 else 0)); {33352#true} is VALID [2022-04-08 12:41:07,414 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {33352#true} {33352#true} #98#return; {33352#true} is VALID [2022-04-08 12:41:07,414 INFO L290 TraceCheckUtils]: 20: Hoare triple {33352#true} assume true; {33352#true} is VALID [2022-04-08 12:41:07,414 INFO L290 TraceCheckUtils]: 19: Hoare triple {33352#true} assume !(0 == ~cond); {33352#true} is VALID [2022-04-08 12:41:07,414 INFO L290 TraceCheckUtils]: 18: Hoare triple {33352#true} ~cond := #in~cond; {33352#true} is VALID [2022-04-08 12:41:07,414 INFO L272 TraceCheckUtils]: 17: Hoare triple {33352#true} call assume_abort_if_not((if ~x~0 >= 1 then 1 else 0)); {33352#true} is VALID [2022-04-08 12:41:07,414 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {33352#true} {33352#true} #96#return; {33352#true} is VALID [2022-04-08 12:41:07,414 INFO L290 TraceCheckUtils]: 15: Hoare triple {33352#true} assume true; {33352#true} is VALID [2022-04-08 12:41:07,414 INFO L290 TraceCheckUtils]: 14: Hoare triple {33352#true} assume !(0 == ~cond); {33352#true} is VALID [2022-04-08 12:41:07,414 INFO L290 TraceCheckUtils]: 13: Hoare triple {33352#true} ~cond := #in~cond; {33352#true} is VALID [2022-04-08 12:41:07,414 INFO L272 TraceCheckUtils]: 12: Hoare triple {33352#true} call assume_abort_if_not((if ~y~0 >= 0 && ~y~0 <= 10 then 1 else 0)); {33352#true} is VALID [2022-04-08 12:41:07,414 INFO L290 TraceCheckUtils]: 11: Hoare triple {33352#true} assume -2147483648 <= #t~nondet5 && #t~nondet5 <= 2147483647;~y~0 := #t~nondet5;havoc #t~nondet5; {33352#true} is VALID [2022-04-08 12:41:07,414 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {33352#true} {33352#true} #94#return; {33352#true} is VALID [2022-04-08 12:41:07,415 INFO L290 TraceCheckUtils]: 9: Hoare triple {33352#true} assume true; {33352#true} is VALID [2022-04-08 12:41:07,415 INFO L290 TraceCheckUtils]: 8: Hoare triple {33352#true} assume !(0 == ~cond); {33352#true} is VALID [2022-04-08 12:41:07,415 INFO L290 TraceCheckUtils]: 7: Hoare triple {33352#true} ~cond := #in~cond; {33352#true} is VALID [2022-04-08 12:41:07,415 INFO L272 TraceCheckUtils]: 6: Hoare triple {33352#true} call assume_abort_if_not((if ~x~0 >= 0 && ~x~0 <= 10 then 1 else 0)); {33352#true} is VALID [2022-04-08 12:41:07,415 INFO L290 TraceCheckUtils]: 5: Hoare triple {33352#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; {33352#true} is VALID [2022-04-08 12:41:07,415 INFO L272 TraceCheckUtils]: 4: Hoare triple {33352#true} call #t~ret6 := main(); {33352#true} is VALID [2022-04-08 12:41:07,415 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {33352#true} {33352#true} #112#return; {33352#true} is VALID [2022-04-08 12:41:07,415 INFO L290 TraceCheckUtils]: 2: Hoare triple {33352#true} assume true; {33352#true} is VALID [2022-04-08 12:41:07,415 INFO L290 TraceCheckUtils]: 1: Hoare triple {33352#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); {33352#true} is VALID [2022-04-08 12:41:07,415 INFO L272 TraceCheckUtils]: 0: Hoare triple {33352#true} call ULTIMATE.init(); {33352#true} is VALID [2022-04-08 12:41:07,416 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 12:41:07,416 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-08 12:41:07,416 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1903380250] [2022-04-08 12:41:07,416 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-04-08 12:41:07,416 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1789303779] [2022-04-08 12:41:07,416 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1789303779] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-08 12:41:07,416 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-04-08 12:41:07,416 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 18] total 29 [2022-04-08 12:41:07,416 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-08 12:41:07,417 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [888852446] [2022-04-08 12:41:07,417 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [888852446] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 12:41:07,417 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 12:41:07,417 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-04-08 12:41:07,417 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1698573698] [2022-04-08 12:41:07,417 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-08 12:41:07,417 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 12:41:07,417 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-08 12:41:07,417 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 12:41:07,489 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 12:41:07,489 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-04-08 12:41:07,489 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-08 12:41:07,490 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-04-08 12:41:07,490 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=167, Invalid=645, Unknown=0, NotChecked=0, Total=812 [2022-04-08 12:41:07,490 INFO L87 Difference]: Start difference. First operand 452 states and 621 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 12:41:11,225 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 12:41:11,225 INFO L93 Difference]: Finished difference Result 545 states and 747 transitions. [2022-04-08 12:41:11,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-04-08 12:41:11,226 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 12:41:11,226 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-08 12:41:11,226 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 12:41:11,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 158 transitions. [2022-04-08 12:41:11,227 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 12:41:11,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 158 transitions. [2022-04-08 12:41:11,229 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 15 states and 158 transitions. [2022-04-08 12:41:11,391 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 12:41:11,412 INFO L225 Difference]: With dead ends: 545 [2022-04-08 12:41:11,412 INFO L226 Difference]: Without dead ends: 542 [2022-04-08 12:41:11,412 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 225 GetRequests, 191 SyntacticMatches, 3 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 269 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=207, Invalid=849, Unknown=0, NotChecked=0, Total=1056 [2022-04-08 12:41:11,413 INFO L913 BasicCegarLoop]: 53 mSDtfsCounter, 48 mSDsluCounter, 300 mSDsCounter, 0 mSdLazyCounter, 901 mSolverCounterSat, 66 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 66 SdHoareTripleChecker+Valid, 353 SdHoareTripleChecker+Invalid, 967 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 66 IncrementalHoareTripleChecker+Valid, 901 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-04-08 12:41:11,414 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [66 Valid, 353 Invalid, 967 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [66 Valid, 901 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-04-08 12:41:11,417 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 542 states. [2022-04-08 12:41:12,547 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 542 to 485. [2022-04-08 12:41:12,547 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-08 12:41:12,548 INFO L82 GeneralOperation]: Start isEquivalent. First operand 542 states. Second operand has 485 states, 281 states have (on average 1.1921708185053381) internal successors, (335), 282 states have internal predecessors, (335), 167 states have call successors, (167), 37 states have call predecessors, (167), 36 states have return successors, (165), 165 states have call predecessors, (165), 165 states have call successors, (165) [2022-04-08 12:41:12,549 INFO L74 IsIncluded]: Start isIncluded. First operand 542 states. Second operand has 485 states, 281 states have (on average 1.1921708185053381) internal successors, (335), 282 states have internal predecessors, (335), 167 states have call successors, (167), 37 states have call predecessors, (167), 36 states have return successors, (165), 165 states have call predecessors, (165), 165 states have call successors, (165) [2022-04-08 12:41:12,550 INFO L87 Difference]: Start difference. First operand 542 states. Second operand has 485 states, 281 states have (on average 1.1921708185053381) internal successors, (335), 282 states have internal predecessors, (335), 167 states have call successors, (167), 37 states have call predecessors, (167), 36 states have return successors, (165), 165 states have call predecessors, (165), 165 states have call successors, (165) [2022-04-08 12:41:12,582 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 12:41:12,583 INFO L93 Difference]: Finished difference Result 542 states and 743 transitions. [2022-04-08 12:41:12,583 INFO L276 IsEmpty]: Start isEmpty. Operand 542 states and 743 transitions. [2022-04-08 12:41:12,584 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 12:41:12,584 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 12:41:12,585 INFO L74 IsIncluded]: Start isIncluded. First operand has 485 states, 281 states have (on average 1.1921708185053381) internal successors, (335), 282 states have internal predecessors, (335), 167 states have call successors, (167), 37 states have call predecessors, (167), 36 states have return successors, (165), 165 states have call predecessors, (165), 165 states have call successors, (165) Second operand 542 states. [2022-04-08 12:41:12,585 INFO L87 Difference]: Start difference. First operand has 485 states, 281 states have (on average 1.1921708185053381) internal successors, (335), 282 states have internal predecessors, (335), 167 states have call successors, (167), 37 states have call predecessors, (167), 36 states have return successors, (165), 165 states have call predecessors, (165), 165 states have call successors, (165) Second operand 542 states. [2022-04-08 12:41:12,613 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 12:41:12,613 INFO L93 Difference]: Finished difference Result 542 states and 743 transitions. [2022-04-08 12:41:12,613 INFO L276 IsEmpty]: Start isEmpty. Operand 542 states and 743 transitions. [2022-04-08 12:41:12,614 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 12:41:12,614 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 12:41:12,615 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-08 12:41:12,615 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-08 12:41:12,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 485 states, 281 states have (on average 1.1921708185053381) internal successors, (335), 282 states have internal predecessors, (335), 167 states have call successors, (167), 37 states have call predecessors, (167), 36 states have return successors, (165), 165 states have call predecessors, (165), 165 states have call successors, (165) [2022-04-08 12:41:12,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 485 states and 667 transitions. [2022-04-08 12:41:12,659 INFO L78 Accepts]: Start accepts. Automaton has 485 states and 667 transitions. Word has length 111 [2022-04-08 12:41:12,660 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-08 12:41:12,660 INFO L478 AbstractCegarLoop]: Abstraction has 485 states and 667 transitions. [2022-04-08 12:41:12,660 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 12:41:12,660 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 485 states and 667 transitions. [2022-04-08 12:41:17,314 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 667 edges. 666 inductive. 0 not inductive. 1 times theorem prover too weak to decide inductivity. [2022-04-08 12:41:17,315 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 667 transitions. [2022-04-08 12:41:17,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2022-04-08 12:41:17,316 INFO L491 BasicCegarLoop]: Found error trace [2022-04-08 12:41:17,316 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 12:41:17,334 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Ended with exit code 0 [2022-04-08 12:41:17,517 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 12:41:17,517 INFO L403 AbstractCegarLoop]: === Iteration 21 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-08 12:41:17,517 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-08 12:41:17,517 INFO L85 PathProgramCache]: Analyzing trace with hash 890766036, now seen corresponding path program 9 times [2022-04-08 12:41:17,517 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-08 12:41:17,517 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [1352613291] [2022-04-08 12:41:17,518 INFO L202 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-04-08 12:41:17,518 INFO L85 PathProgramCache]: Analyzing trace with hash 890766036, now seen corresponding path program 10 times [2022-04-08 12:41:17,518 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-08 12:41:17,518 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1473155490] [2022-04-08 12:41:17,518 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-08 12:41:17,518 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-08 12:41:17,537 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-04-08 12:41:17,537 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [828555362] [2022-04-08 12:41:17,537 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-04-08 12:41:17,537 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-08 12:41:17,538 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-08 12:41:17,545 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 12:41:17,555 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 12:41:17,605 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-04-08 12:41:17,605 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-08 12:41:17,606 INFO L263 TraceCheckSpWp]: Trace formula consists of 252 conjuncts, 89 conjunts are in the unsatisfiable core [2022-04-08 12:41:17,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 12:41:17,623 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-08 12:41:18,692 INFO L272 TraceCheckUtils]: 0: Hoare triple {37198#true} call ULTIMATE.init(); {37198#true} is VALID [2022-04-08 12:41:18,692 INFO L290 TraceCheckUtils]: 1: Hoare triple {37198#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); {37198#true} is VALID [2022-04-08 12:41:18,692 INFO L290 TraceCheckUtils]: 2: Hoare triple {37198#true} assume true; {37198#true} is VALID [2022-04-08 12:41:18,692 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {37198#true} {37198#true} #112#return; {37198#true} is VALID [2022-04-08 12:41:18,692 INFO L272 TraceCheckUtils]: 4: Hoare triple {37198#true} call #t~ret6 := main(); {37198#true} is VALID [2022-04-08 12:41:18,692 INFO L290 TraceCheckUtils]: 5: Hoare triple {37198#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; {37198#true} is VALID [2022-04-08 12:41:18,692 INFO L272 TraceCheckUtils]: 6: Hoare triple {37198#true} call assume_abort_if_not((if ~x~0 >= 0 && ~x~0 <= 10 then 1 else 0)); {37198#true} is VALID [2022-04-08 12:41:18,692 INFO L290 TraceCheckUtils]: 7: Hoare triple {37198#true} ~cond := #in~cond; {37198#true} is VALID [2022-04-08 12:41:18,692 INFO L290 TraceCheckUtils]: 8: Hoare triple {37198#true} assume !(0 == ~cond); {37198#true} is VALID [2022-04-08 12:41:18,692 INFO L290 TraceCheckUtils]: 9: Hoare triple {37198#true} assume true; {37198#true} is VALID [2022-04-08 12:41:18,692 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {37198#true} {37198#true} #94#return; {37198#true} is VALID [2022-04-08 12:41:18,693 INFO L290 TraceCheckUtils]: 11: Hoare triple {37198#true} assume -2147483648 <= #t~nondet5 && #t~nondet5 <= 2147483647;~y~0 := #t~nondet5;havoc #t~nondet5; {37198#true} is VALID [2022-04-08 12:41:18,693 INFO L272 TraceCheckUtils]: 12: Hoare triple {37198#true} call assume_abort_if_not((if ~y~0 >= 0 && ~y~0 <= 10 then 1 else 0)); {37198#true} is VALID [2022-04-08 12:41:18,693 INFO L290 TraceCheckUtils]: 13: Hoare triple {37198#true} ~cond := #in~cond; {37198#true} is VALID [2022-04-08 12:41:18,693 INFO L290 TraceCheckUtils]: 14: Hoare triple {37198#true} assume !(0 == ~cond); {37198#true} is VALID [2022-04-08 12:41:18,693 INFO L290 TraceCheckUtils]: 15: Hoare triple {37198#true} assume true; {37198#true} is VALID [2022-04-08 12:41:18,693 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {37198#true} {37198#true} #96#return; {37198#true} is VALID [2022-04-08 12:41:18,693 INFO L272 TraceCheckUtils]: 17: Hoare triple {37198#true} call assume_abort_if_not((if ~x~0 >= 1 then 1 else 0)); {37198#true} is VALID [2022-04-08 12:41:18,693 INFO L290 TraceCheckUtils]: 18: Hoare triple {37198#true} ~cond := #in~cond; {37198#true} is VALID [2022-04-08 12:41:18,693 INFO L290 TraceCheckUtils]: 19: Hoare triple {37198#true} assume !(0 == ~cond); {37198#true} is VALID [2022-04-08 12:41:18,693 INFO L290 TraceCheckUtils]: 20: Hoare triple {37198#true} assume true; {37198#true} is VALID [2022-04-08 12:41:18,693 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {37198#true} {37198#true} #98#return; {37198#true} is VALID [2022-04-08 12:41:18,693 INFO L272 TraceCheckUtils]: 22: Hoare triple {37198#true} call assume_abort_if_not((if ~y~0 >= 1 then 1 else 0)); {37198#true} is VALID [2022-04-08 12:41:18,693 INFO L290 TraceCheckUtils]: 23: Hoare triple {37198#true} ~cond := #in~cond; {37198#true} is VALID [2022-04-08 12:41:18,693 INFO L290 TraceCheckUtils]: 24: Hoare triple {37198#true} assume !(0 == ~cond); {37198#true} is VALID [2022-04-08 12:41:18,694 INFO L290 TraceCheckUtils]: 25: Hoare triple {37198#true} assume true; {37198#true} is VALID [2022-04-08 12:41:18,694 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {37198#true} {37198#true} #100#return; {37198#true} is VALID [2022-04-08 12:41:18,694 INFO L290 TraceCheckUtils]: 27: Hoare triple {37198#true} ~a~0 := ~x~0;~b~0 := ~y~0;~p~0 := 1;~q~0 := 0;~r~0 := 0;~s~0 := 1; {37284#(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 12:41:18,694 INFO L290 TraceCheckUtils]: 28: Hoare triple {37284#(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; {37284#(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 12:41:18,695 INFO L290 TraceCheckUtils]: 29: Hoare triple {37284#(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; {37291#(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 12:41:18,695 INFO L290 TraceCheckUtils]: 30: Hoare triple {37291#(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; {37291#(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 12:41:18,695 INFO L290 TraceCheckUtils]: 31: Hoare triple {37291#(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); {37291#(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 12:41:18,696 INFO L290 TraceCheckUtils]: 32: Hoare triple {37291#(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; {37301#(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 12:41:18,696 INFO L290 TraceCheckUtils]: 33: Hoare triple {37301#(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; {37301#(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 12:41:18,696 INFO L290 TraceCheckUtils]: 34: Hoare triple {37301#(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; {37308#(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 12:41:18,697 INFO L290 TraceCheckUtils]: 35: Hoare triple {37308#(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; {37308#(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 12:41:18,697 INFO L290 TraceCheckUtils]: 36: Hoare triple {37308#(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; {37315#(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 12:41:18,697 INFO L290 TraceCheckUtils]: 37: Hoare triple {37315#(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; {37315#(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 12:41:18,697 INFO L272 TraceCheckUtils]: 38: Hoare triple {37315#(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)); {37198#true} is VALID [2022-04-08 12:41:18,697 INFO L290 TraceCheckUtils]: 39: Hoare triple {37198#true} ~cond := #in~cond; {37198#true} is VALID [2022-04-08 12:41:18,697 INFO L290 TraceCheckUtils]: 40: Hoare triple {37198#true} assume !(0 == ~cond); {37198#true} is VALID [2022-04-08 12:41:18,697 INFO L290 TraceCheckUtils]: 41: Hoare triple {37198#true} assume true; {37198#true} is VALID [2022-04-08 12:41:18,698 INFO L284 TraceCheckUtils]: 42: Hoare quadruple {37198#true} {37315#(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; {37315#(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 12:41:18,698 INFO L272 TraceCheckUtils]: 43: Hoare triple {37315#(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)); {37198#true} is VALID [2022-04-08 12:41:18,698 INFO L290 TraceCheckUtils]: 44: Hoare triple {37198#true} ~cond := #in~cond; {37198#true} is VALID [2022-04-08 12:41:18,700 INFO L290 TraceCheckUtils]: 45: Hoare triple {37198#true} assume !(0 == ~cond); {37198#true} is VALID [2022-04-08 12:41:18,700 INFO L290 TraceCheckUtils]: 46: Hoare triple {37198#true} assume true; {37198#true} is VALID [2022-04-08 12:41:18,701 INFO L284 TraceCheckUtils]: 47: Hoare quadruple {37198#true} {37315#(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; {37315#(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 12:41:18,701 INFO L272 TraceCheckUtils]: 48: Hoare triple {37315#(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)); {37198#true} is VALID [2022-04-08 12:41:18,701 INFO L290 TraceCheckUtils]: 49: Hoare triple {37198#true} ~cond := #in~cond; {37198#true} is VALID [2022-04-08 12:41:18,701 INFO L290 TraceCheckUtils]: 50: Hoare triple {37198#true} assume !(0 == ~cond); {37198#true} is VALID [2022-04-08 12:41:18,701 INFO L290 TraceCheckUtils]: 51: Hoare triple {37198#true} assume true; {37198#true} is VALID [2022-04-08 12:41:18,702 INFO L284 TraceCheckUtils]: 52: Hoare quadruple {37198#true} {37315#(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; {37315#(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 12:41:18,702 INFO L272 TraceCheckUtils]: 53: Hoare triple {37315#(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)); {37198#true} is VALID [2022-04-08 12:41:18,702 INFO L290 TraceCheckUtils]: 54: Hoare triple {37198#true} ~cond := #in~cond; {37370#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} is VALID [2022-04-08 12:41:18,702 INFO L290 TraceCheckUtils]: 55: Hoare triple {37370#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} assume !(0 == ~cond); {37374#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 12:41:18,703 INFO L290 TraceCheckUtils]: 56: Hoare triple {37374#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {37374#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 12:41:18,703 INFO L284 TraceCheckUtils]: 57: Hoare quadruple {37374#(not (= |__VERIFIER_assert_#in~cond| 0))} {37315#(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; {37315#(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 12:41:18,704 INFO L290 TraceCheckUtils]: 58: Hoare triple {37315#(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; {37384#(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 12:41:18,704 INFO L290 TraceCheckUtils]: 59: Hoare triple {37384#(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; {37384#(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 12:41:18,704 INFO L272 TraceCheckUtils]: 60: Hoare triple {37384#(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)); {37198#true} is VALID [2022-04-08 12:41:18,704 INFO L290 TraceCheckUtils]: 61: Hoare triple {37198#true} ~cond := #in~cond; {37198#true} is VALID [2022-04-08 12:41:18,705 INFO L290 TraceCheckUtils]: 62: Hoare triple {37198#true} assume !(0 == ~cond); {37198#true} is VALID [2022-04-08 12:41:18,705 INFO L290 TraceCheckUtils]: 63: Hoare triple {37198#true} assume true; {37198#true} is VALID [2022-04-08 12:41:18,705 INFO L284 TraceCheckUtils]: 64: Hoare quadruple {37198#true} {37384#(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; {37384#(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 12:41:18,705 INFO L272 TraceCheckUtils]: 65: Hoare triple {37384#(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)); {37198#true} is VALID [2022-04-08 12:41:18,705 INFO L290 TraceCheckUtils]: 66: Hoare triple {37198#true} ~cond := #in~cond; {37198#true} is VALID [2022-04-08 12:41:18,706 INFO L290 TraceCheckUtils]: 67: Hoare triple {37198#true} assume !(0 == ~cond); {37198#true} is VALID [2022-04-08 12:41:18,706 INFO L290 TraceCheckUtils]: 68: Hoare triple {37198#true} assume true; {37198#true} is VALID [2022-04-08 12:41:18,706 INFO L284 TraceCheckUtils]: 69: Hoare quadruple {37198#true} {37384#(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; {37384#(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 12:41:18,706 INFO L272 TraceCheckUtils]: 70: Hoare triple {37384#(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)); {37198#true} is VALID [2022-04-08 12:41:18,706 INFO L290 TraceCheckUtils]: 71: Hoare triple {37198#true} ~cond := #in~cond; {37198#true} is VALID [2022-04-08 12:41:18,706 INFO L290 TraceCheckUtils]: 72: Hoare triple {37198#true} assume !(0 == ~cond); {37198#true} is VALID [2022-04-08 12:41:18,706 INFO L290 TraceCheckUtils]: 73: Hoare triple {37198#true} assume true; {37198#true} is VALID [2022-04-08 12:41:18,707 INFO L284 TraceCheckUtils]: 74: Hoare quadruple {37198#true} {37384#(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; {37384#(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 12:41:18,707 INFO L272 TraceCheckUtils]: 75: Hoare triple {37384#(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)); {37198#true} is VALID [2022-04-08 12:41:18,707 INFO L290 TraceCheckUtils]: 76: Hoare triple {37198#true} ~cond := #in~cond; {37198#true} is VALID [2022-04-08 12:41:18,707 INFO L290 TraceCheckUtils]: 77: Hoare triple {37198#true} assume !(0 == ~cond); {37198#true} is VALID [2022-04-08 12:41:18,707 INFO L290 TraceCheckUtils]: 78: Hoare triple {37198#true} assume true; {37198#true} is VALID [2022-04-08 12:41:18,708 INFO L284 TraceCheckUtils]: 79: Hoare quadruple {37198#true} {37384#(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; {37384#(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 12:41:18,709 INFO L290 TraceCheckUtils]: 80: Hoare triple {37384#(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; {37451#(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 12:41:18,709 INFO L290 TraceCheckUtils]: 81: Hoare triple {37451#(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; {37451#(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 12:41:18,709 INFO L272 TraceCheckUtils]: 82: Hoare triple {37451#(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)); {37198#true} is VALID [2022-04-08 12:41:18,710 INFO L290 TraceCheckUtils]: 83: Hoare triple {37198#true} ~cond := #in~cond; {37370#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} is VALID [2022-04-08 12:41:18,710 INFO L290 TraceCheckUtils]: 84: Hoare triple {37370#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} assume !(0 == ~cond); {37374#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 12:41:18,710 INFO L290 TraceCheckUtils]: 85: Hoare triple {37374#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {37374#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 12:41:18,734 INFO L284 TraceCheckUtils]: 86: Hoare quadruple {37374#(not (= |__VERIFIER_assert_#in~cond| 0))} {37451#(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; {37470#(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 12:41:18,735 INFO L272 TraceCheckUtils]: 87: Hoare triple {37470#(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)); {37198#true} is VALID [2022-04-08 12:41:18,735 INFO L290 TraceCheckUtils]: 88: Hoare triple {37198#true} ~cond := #in~cond; {37370#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} is VALID [2022-04-08 12:41:18,735 INFO L290 TraceCheckUtils]: 89: Hoare triple {37370#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} assume !(0 == ~cond); {37374#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 12:41:18,735 INFO L290 TraceCheckUtils]: 90: Hoare triple {37374#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {37374#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 12:41:18,736 INFO L284 TraceCheckUtils]: 91: Hoare quadruple {37374#(not (= |__VERIFIER_assert_#in~cond| 0))} {37470#(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; {37470#(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 12:41:18,736 INFO L272 TraceCheckUtils]: 92: Hoare triple {37470#(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)); {37198#true} is VALID [2022-04-08 12:41:18,736 INFO L290 TraceCheckUtils]: 93: Hoare triple {37198#true} ~cond := #in~cond; {37198#true} is VALID [2022-04-08 12:41:18,736 INFO L290 TraceCheckUtils]: 94: Hoare triple {37198#true} assume !(0 == ~cond); {37198#true} is VALID [2022-04-08 12:41:18,736 INFO L290 TraceCheckUtils]: 95: Hoare triple {37198#true} assume true; {37198#true} is VALID [2022-04-08 12:41:18,737 INFO L284 TraceCheckUtils]: 96: Hoare quadruple {37198#true} {37470#(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; {37470#(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 12:41:18,737 INFO L272 TraceCheckUtils]: 97: Hoare triple {37470#(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)); {37198#true} is VALID [2022-04-08 12:41:18,737 INFO L290 TraceCheckUtils]: 98: Hoare triple {37198#true} ~cond := #in~cond; {37370#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} is VALID [2022-04-08 12:41:18,737 INFO L290 TraceCheckUtils]: 99: Hoare triple {37370#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} assume !(0 == ~cond); {37374#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 12:41:18,737 INFO L290 TraceCheckUtils]: 100: Hoare triple {37374#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {37374#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 12:41:18,738 INFO L284 TraceCheckUtils]: 101: Hoare quadruple {37374#(not (= |__VERIFIER_assert_#in~cond| 0))} {37470#(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; {37470#(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 12:41:18,738 INFO L290 TraceCheckUtils]: 102: Hoare triple {37470#(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); {37470#(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 12:41:18,739 INFO L290 TraceCheckUtils]: 103: Hoare triple {37470#(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; {37522#(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 12:41:18,740 INFO L290 TraceCheckUtils]: 104: Hoare triple {37522#(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; {37522#(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 12:41:18,740 INFO L290 TraceCheckUtils]: 105: Hoare triple {37522#(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); {37522#(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 12:41:18,741 INFO L290 TraceCheckUtils]: 106: Hoare triple {37522#(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; {37532#(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 12:41:18,741 INFO L290 TraceCheckUtils]: 107: Hoare triple {37532#(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; {37532#(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 12:41:18,742 INFO L290 TraceCheckUtils]: 108: Hoare triple {37532#(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); {37539#(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 12:41:18,743 INFO L272 TraceCheckUtils]: 109: Hoare triple {37539#(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)); {37543#(<= 1 |__VERIFIER_assert_#in~cond|)} is VALID [2022-04-08 12:41:18,744 INFO L290 TraceCheckUtils]: 110: Hoare triple {37543#(<= 1 |__VERIFIER_assert_#in~cond|)} ~cond := #in~cond; {37547#(<= 1 __VERIFIER_assert_~cond)} is VALID [2022-04-08 12:41:18,744 INFO L290 TraceCheckUtils]: 111: Hoare triple {37547#(<= 1 __VERIFIER_assert_~cond)} assume 0 == ~cond; {37199#false} is VALID [2022-04-08 12:41:18,744 INFO L290 TraceCheckUtils]: 112: Hoare triple {37199#false} assume !false; {37199#false} is VALID [2022-04-08 12:41:18,745 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 12:41:18,745 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-08 12:42:27,217 INFO L290 TraceCheckUtils]: 112: Hoare triple {37199#false} assume !false; {37199#false} is VALID [2022-04-08 12:42:27,218 INFO L290 TraceCheckUtils]: 111: Hoare triple {37547#(<= 1 __VERIFIER_assert_~cond)} assume 0 == ~cond; {37199#false} is VALID [2022-04-08 12:42:27,218 INFO L290 TraceCheckUtils]: 110: Hoare triple {37543#(<= 1 |__VERIFIER_assert_#in~cond|)} ~cond := #in~cond; {37547#(<= 1 __VERIFIER_assert_~cond)} is VALID [2022-04-08 12:42:27,219 INFO L272 TraceCheckUtils]: 109: Hoare triple {37563#(= (+ (* 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)); {37543#(<= 1 |__VERIFIER_assert_#in~cond|)} is VALID [2022-04-08 12:42:27,219 INFO L290 TraceCheckUtils]: 108: Hoare triple {37567#(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); {37563#(= (+ (* 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 12:42:27,220 INFO L290 TraceCheckUtils]: 107: Hoare triple {37567#(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; {37567#(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 12:42:27,610 INFO L290 TraceCheckUtils]: 106: Hoare triple {37574#(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; {37567#(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 12:42:27,611 INFO L290 TraceCheckUtils]: 105: Hoare triple {37574#(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); {37574#(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 12:42:27,611 INFO L290 TraceCheckUtils]: 104: Hoare triple {37574#(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; {37574#(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 12:42:27,676 INFO L290 TraceCheckUtils]: 103: Hoare triple {37584#(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; {37574#(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 12:42:27,677 INFO L290 TraceCheckUtils]: 102: Hoare triple {37584#(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); {37584#(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 12:42:27,678 INFO L284 TraceCheckUtils]: 101: Hoare quadruple {37374#(not (= |__VERIFIER_assert_#in~cond| 0))} {37591#(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; {37584#(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 12:42:27,678 INFO L290 TraceCheckUtils]: 100: Hoare triple {37374#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {37374#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 12:42:27,678 INFO L290 TraceCheckUtils]: 99: Hoare triple {37601#(or (not (= |__VERIFIER_assert_#in~cond| 0)) (= __VERIFIER_assert_~cond 0))} assume !(0 == ~cond); {37374#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 12:42:27,679 INFO L290 TraceCheckUtils]: 98: Hoare triple {37198#true} ~cond := #in~cond; {37601#(or (not (= |__VERIFIER_assert_#in~cond| 0)) (= __VERIFIER_assert_~cond 0))} is VALID [2022-04-08 12:42:27,679 INFO L272 TraceCheckUtils]: 97: Hoare triple {37591#(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)); {37198#true} is VALID [2022-04-08 12:42:27,680 INFO L284 TraceCheckUtils]: 96: Hoare quadruple {37198#true} {37591#(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; {37591#(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 12:42:27,680 INFO L290 TraceCheckUtils]: 95: Hoare triple {37198#true} assume true; {37198#true} is VALID [2022-04-08 12:42:27,680 INFO L290 TraceCheckUtils]: 94: Hoare triple {37198#true} assume !(0 == ~cond); {37198#true} is VALID [2022-04-08 12:42:27,680 INFO L290 TraceCheckUtils]: 93: Hoare triple {37198#true} ~cond := #in~cond; {37198#true} is VALID [2022-04-08 12:42:27,680 INFO L272 TraceCheckUtils]: 92: Hoare triple {37591#(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)); {37198#true} is VALID [2022-04-08 12:42:27,681 INFO L284 TraceCheckUtils]: 91: Hoare quadruple {37374#(not (= |__VERIFIER_assert_#in~cond| 0))} {37623#(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; {37591#(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 12:42:27,681 INFO L290 TraceCheckUtils]: 90: Hoare triple {37374#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {37374#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 12:42:27,682 INFO L290 TraceCheckUtils]: 89: Hoare triple {37601#(or (not (= |__VERIFIER_assert_#in~cond| 0)) (= __VERIFIER_assert_~cond 0))} assume !(0 == ~cond); {37374#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 12:42:27,682 INFO L290 TraceCheckUtils]: 88: Hoare triple {37198#true} ~cond := #in~cond; {37601#(or (not (= |__VERIFIER_assert_#in~cond| 0)) (= __VERIFIER_assert_~cond 0))} is VALID [2022-04-08 12:42:27,682 INFO L272 TraceCheckUtils]: 87: Hoare triple {37623#(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)); {37198#true} is VALID [2022-04-08 12:42:27,683 INFO L284 TraceCheckUtils]: 86: Hoare quadruple {37374#(not (= |__VERIFIER_assert_#in~cond| 0))} {37639#(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; {37623#(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 12:42:27,683 INFO L290 TraceCheckUtils]: 85: Hoare triple {37374#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {37374#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 12:42:27,684 INFO L290 TraceCheckUtils]: 84: Hoare triple {37601#(or (not (= |__VERIFIER_assert_#in~cond| 0)) (= __VERIFIER_assert_~cond 0))} assume !(0 == ~cond); {37374#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 12:42:27,684 INFO L290 TraceCheckUtils]: 83: Hoare triple {37198#true} ~cond := #in~cond; {37601#(or (not (= |__VERIFIER_assert_#in~cond| 0)) (= __VERIFIER_assert_~cond 0))} is VALID [2022-04-08 12:42:27,684 INFO L272 TraceCheckUtils]: 82: Hoare triple {37639#(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)); {37198#true} is VALID [2022-04-08 12:42:27,685 INFO L290 TraceCheckUtils]: 81: Hoare triple {37639#(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; {37639#(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 12:42:27,819 INFO L290 TraceCheckUtils]: 80: Hoare triple {37658#(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; {37639#(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 12:42:27,820 INFO L284 TraceCheckUtils]: 79: Hoare quadruple {37198#true} {37658#(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; {37658#(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 12:42:27,820 INFO L290 TraceCheckUtils]: 78: Hoare triple {37198#true} assume true; {37198#true} is VALID [2022-04-08 12:42:27,821 INFO L290 TraceCheckUtils]: 77: Hoare triple {37198#true} assume !(0 == ~cond); {37198#true} is VALID [2022-04-08 12:42:27,821 INFO L290 TraceCheckUtils]: 76: Hoare triple {37198#true} ~cond := #in~cond; {37198#true} is VALID [2022-04-08 12:42:27,821 INFO L272 TraceCheckUtils]: 75: Hoare triple {37658#(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)); {37198#true} is VALID [2022-04-08 12:42:27,821 INFO L284 TraceCheckUtils]: 74: Hoare quadruple {37198#true} {37658#(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; {37658#(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 12:42:27,822 INFO L290 TraceCheckUtils]: 73: Hoare triple {37198#true} assume true; {37198#true} is VALID [2022-04-08 12:42:27,822 INFO L290 TraceCheckUtils]: 72: Hoare triple {37198#true} assume !(0 == ~cond); {37198#true} is VALID [2022-04-08 12:42:27,822 INFO L290 TraceCheckUtils]: 71: Hoare triple {37198#true} ~cond := #in~cond; {37198#true} is VALID [2022-04-08 12:42:27,822 INFO L272 TraceCheckUtils]: 70: Hoare triple {37658#(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)); {37198#true} is VALID [2022-04-08 12:42:27,822 INFO L284 TraceCheckUtils]: 69: Hoare quadruple {37198#true} {37658#(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; {37658#(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 12:42:27,823 INFO L290 TraceCheckUtils]: 68: Hoare triple {37198#true} assume true; {37198#true} is VALID [2022-04-08 12:42:27,823 INFO L290 TraceCheckUtils]: 67: Hoare triple {37198#true} assume !(0 == ~cond); {37198#true} is VALID [2022-04-08 12:42:27,823 INFO L290 TraceCheckUtils]: 66: Hoare triple {37198#true} ~cond := #in~cond; {37198#true} is VALID [2022-04-08 12:42:27,823 INFO L272 TraceCheckUtils]: 65: Hoare triple {37658#(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)); {37198#true} is VALID [2022-04-08 12:42:27,824 INFO L284 TraceCheckUtils]: 64: Hoare quadruple {37198#true} {37658#(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; {37658#(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 12:42:27,824 INFO L290 TraceCheckUtils]: 63: Hoare triple {37198#true} assume true; {37198#true} is VALID [2022-04-08 12:42:27,824 INFO L290 TraceCheckUtils]: 62: Hoare triple {37198#true} assume !(0 == ~cond); {37198#true} is VALID [2022-04-08 12:42:27,824 INFO L290 TraceCheckUtils]: 61: Hoare triple {37198#true} ~cond := #in~cond; {37198#true} is VALID [2022-04-08 12:42:27,824 INFO L272 TraceCheckUtils]: 60: Hoare triple {37658#(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)); {37198#true} is VALID [2022-04-08 12:42:27,825 INFO L290 TraceCheckUtils]: 59: Hoare triple {37658#(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; {37658#(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 12:42:29,639 INFO L290 TraceCheckUtils]: 58: Hoare triple {37725#(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; {37658#(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 12:42:29,640 INFO L284 TraceCheckUtils]: 57: Hoare quadruple {37198#true} {37725#(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; {37725#(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 12:42:29,640 INFO L290 TraceCheckUtils]: 56: Hoare triple {37198#true} assume true; {37198#true} is VALID [2022-04-08 12:42:29,640 INFO L290 TraceCheckUtils]: 55: Hoare triple {37198#true} assume !(0 == ~cond); {37198#true} is VALID [2022-04-08 12:42:29,640 INFO L290 TraceCheckUtils]: 54: Hoare triple {37198#true} ~cond := #in~cond; {37198#true} is VALID [2022-04-08 12:42:29,640 INFO L272 TraceCheckUtils]: 53: Hoare triple {37725#(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)); {37198#true} is VALID [2022-04-08 12:42:29,641 INFO L284 TraceCheckUtils]: 52: Hoare quadruple {37198#true} {37725#(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; {37725#(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 12:42:29,641 INFO L290 TraceCheckUtils]: 51: Hoare triple {37198#true} assume true; {37198#true} is VALID [2022-04-08 12:42:29,641 INFO L290 TraceCheckUtils]: 50: Hoare triple {37198#true} assume !(0 == ~cond); {37198#true} is VALID [2022-04-08 12:42:29,641 INFO L290 TraceCheckUtils]: 49: Hoare triple {37198#true} ~cond := #in~cond; {37198#true} is VALID [2022-04-08 12:42:29,642 INFO L272 TraceCheckUtils]: 48: Hoare triple {37725#(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)); {37198#true} is VALID [2022-04-08 12:42:29,642 INFO L284 TraceCheckUtils]: 47: Hoare quadruple {37198#true} {37725#(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; {37725#(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 12:42:29,642 INFO L290 TraceCheckUtils]: 46: Hoare triple {37198#true} assume true; {37198#true} is VALID [2022-04-08 12:42:29,642 INFO L290 TraceCheckUtils]: 45: Hoare triple {37198#true} assume !(0 == ~cond); {37198#true} is VALID [2022-04-08 12:42:29,643 INFO L290 TraceCheckUtils]: 44: Hoare triple {37198#true} ~cond := #in~cond; {37198#true} is VALID [2022-04-08 12:42:29,643 INFO L272 TraceCheckUtils]: 43: Hoare triple {37725#(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)); {37198#true} is VALID [2022-04-08 12:42:29,643 INFO L284 TraceCheckUtils]: 42: Hoare quadruple {37198#true} {37725#(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; {37725#(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 12:42:29,643 INFO L290 TraceCheckUtils]: 41: Hoare triple {37198#true} assume true; {37198#true} is VALID [2022-04-08 12:42:29,644 INFO L290 TraceCheckUtils]: 40: Hoare triple {37198#true} assume !(0 == ~cond); {37198#true} is VALID [2022-04-08 12:42:29,644 INFO L290 TraceCheckUtils]: 39: Hoare triple {37198#true} ~cond := #in~cond; {37198#true} is VALID [2022-04-08 12:42:29,644 INFO L272 TraceCheckUtils]: 38: Hoare triple {37725#(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)); {37198#true} is VALID [2022-04-08 12:42:29,644 INFO L290 TraceCheckUtils]: 37: Hoare triple {37725#(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; {37725#(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 12:42:29,645 INFO L290 TraceCheckUtils]: 36: Hoare triple {37792#(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; {37725#(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 12:42:29,646 INFO L290 TraceCheckUtils]: 35: Hoare triple {37792#(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; {37792#(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 12:42:29,648 INFO L290 TraceCheckUtils]: 34: Hoare triple {37198#true} assume !!(0 != ~b~0);havoc ~c~0;havoc ~k~0;~c~0 := ~a~0;~k~0 := 0; {37792#(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 12:42:29,648 INFO L290 TraceCheckUtils]: 33: Hoare triple {37198#true} assume !false; {37198#true} is VALID [2022-04-08 12:42:29,648 INFO L290 TraceCheckUtils]: 32: Hoare triple {37198#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; {37198#true} is VALID [2022-04-08 12:42:29,648 INFO L290 TraceCheckUtils]: 31: Hoare triple {37198#true} assume !(~c~0 >= ~b~0); {37198#true} is VALID [2022-04-08 12:42:29,648 INFO L290 TraceCheckUtils]: 30: Hoare triple {37198#true} assume !false; {37198#true} is VALID [2022-04-08 12:42:29,648 INFO L290 TraceCheckUtils]: 29: Hoare triple {37198#true} assume !!(0 != ~b~0);havoc ~c~0;havoc ~k~0;~c~0 := ~a~0;~k~0 := 0; {37198#true} is VALID [2022-04-08 12:42:29,648 INFO L290 TraceCheckUtils]: 28: Hoare triple {37198#true} assume !false; {37198#true} is VALID [2022-04-08 12:42:29,648 INFO L290 TraceCheckUtils]: 27: Hoare triple {37198#true} ~a~0 := ~x~0;~b~0 := ~y~0;~p~0 := 1;~q~0 := 0;~r~0 := 0;~s~0 := 1; {37198#true} is VALID [2022-04-08 12:42:29,648 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {37198#true} {37198#true} #100#return; {37198#true} is VALID [2022-04-08 12:42:29,648 INFO L290 TraceCheckUtils]: 25: Hoare triple {37198#true} assume true; {37198#true} is VALID [2022-04-08 12:42:29,648 INFO L290 TraceCheckUtils]: 24: Hoare triple {37198#true} assume !(0 == ~cond); {37198#true} is VALID [2022-04-08 12:42:29,648 INFO L290 TraceCheckUtils]: 23: Hoare triple {37198#true} ~cond := #in~cond; {37198#true} is VALID [2022-04-08 12:42:29,648 INFO L272 TraceCheckUtils]: 22: Hoare triple {37198#true} call assume_abort_if_not((if ~y~0 >= 1 then 1 else 0)); {37198#true} is VALID [2022-04-08 12:42:29,648 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {37198#true} {37198#true} #98#return; {37198#true} is VALID [2022-04-08 12:42:29,648 INFO L290 TraceCheckUtils]: 20: Hoare triple {37198#true} assume true; {37198#true} is VALID [2022-04-08 12:42:29,649 INFO L290 TraceCheckUtils]: 19: Hoare triple {37198#true} assume !(0 == ~cond); {37198#true} is VALID [2022-04-08 12:42:29,649 INFO L290 TraceCheckUtils]: 18: Hoare triple {37198#true} ~cond := #in~cond; {37198#true} is VALID [2022-04-08 12:42:29,649 INFO L272 TraceCheckUtils]: 17: Hoare triple {37198#true} call assume_abort_if_not((if ~x~0 >= 1 then 1 else 0)); {37198#true} is VALID [2022-04-08 12:42:29,649 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {37198#true} {37198#true} #96#return; {37198#true} is VALID [2022-04-08 12:42:29,649 INFO L290 TraceCheckUtils]: 15: Hoare triple {37198#true} assume true; {37198#true} is VALID [2022-04-08 12:42:29,649 INFO L290 TraceCheckUtils]: 14: Hoare triple {37198#true} assume !(0 == ~cond); {37198#true} is VALID [2022-04-08 12:42:29,649 INFO L290 TraceCheckUtils]: 13: Hoare triple {37198#true} ~cond := #in~cond; {37198#true} is VALID [2022-04-08 12:42:29,649 INFO L272 TraceCheckUtils]: 12: Hoare triple {37198#true} call assume_abort_if_not((if ~y~0 >= 0 && ~y~0 <= 10 then 1 else 0)); {37198#true} is VALID [2022-04-08 12:42:29,649 INFO L290 TraceCheckUtils]: 11: Hoare triple {37198#true} assume -2147483648 <= #t~nondet5 && #t~nondet5 <= 2147483647;~y~0 := #t~nondet5;havoc #t~nondet5; {37198#true} is VALID [2022-04-08 12:42:29,649 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {37198#true} {37198#true} #94#return; {37198#true} is VALID [2022-04-08 12:42:29,649 INFO L290 TraceCheckUtils]: 9: Hoare triple {37198#true} assume true; {37198#true} is VALID [2022-04-08 12:42:29,649 INFO L290 TraceCheckUtils]: 8: Hoare triple {37198#true} assume !(0 == ~cond); {37198#true} is VALID [2022-04-08 12:42:29,649 INFO L290 TraceCheckUtils]: 7: Hoare triple {37198#true} ~cond := #in~cond; {37198#true} is VALID [2022-04-08 12:42:29,649 INFO L272 TraceCheckUtils]: 6: Hoare triple {37198#true} call assume_abort_if_not((if ~x~0 >= 0 && ~x~0 <= 10 then 1 else 0)); {37198#true} is VALID [2022-04-08 12:42:29,649 INFO L290 TraceCheckUtils]: 5: Hoare triple {37198#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; {37198#true} is VALID [2022-04-08 12:42:29,650 INFO L272 TraceCheckUtils]: 4: Hoare triple {37198#true} call #t~ret6 := main(); {37198#true} is VALID [2022-04-08 12:42:29,650 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {37198#true} {37198#true} #112#return; {37198#true} is VALID [2022-04-08 12:42:29,650 INFO L290 TraceCheckUtils]: 2: Hoare triple {37198#true} assume true; {37198#true} is VALID [2022-04-08 12:42:29,650 INFO L290 TraceCheckUtils]: 1: Hoare triple {37198#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); {37198#true} is VALID [2022-04-08 12:42:29,650 INFO L272 TraceCheckUtils]: 0: Hoare triple {37198#true} call ULTIMATE.init(); {37198#true} is VALID [2022-04-08 12:42:29,650 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 12:42:29,651 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-08 12:42:29,651 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1473155490] [2022-04-08 12:42:29,651 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-04-08 12:42:29,651 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [828555362] [2022-04-08 12:42:29,651 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [828555362] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-08 12:42:29,651 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-04-08 12:42:29,651 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 16] total 28 [2022-04-08 12:42:29,651 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-08 12:42:29,651 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [1352613291] [2022-04-08 12:42:29,651 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [1352613291] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 12:42:29,651 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 12:42:29,651 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-04-08 12:42:29,651 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1340349839] [2022-04-08 12:42:29,651 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-08 12:42:29,652 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 12:42:29,652 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-08 12:42:29,652 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 12:42:29,731 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 12:42:29,731 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-04-08 12:42:29,731 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-08 12:42:29,731 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-04-08 12:42:29,732 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=134, Invalid=622, Unknown=0, NotChecked=0, Total=756 [2022-04-08 12:42:29,732 INFO L87 Difference]: Start difference. First operand 485 states and 667 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 12:42:35,588 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 12:42:35,588 INFO L93 Difference]: Finished difference Result 576 states and 793 transitions. [2022-04-08 12:42:35,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-04-08 12:42:35,589 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 12:42:35,589 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-08 12:42:35,589 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 12:42:35,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 187 transitions. [2022-04-08 12:42:35,590 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 12:42:35,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 187 transitions. [2022-04-08 12:42:35,592 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 16 states and 187 transitions. [2022-04-08 12:42:35,847 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 12:42:35,872 INFO L225 Difference]: With dead ends: 576 [2022-04-08 12:42:35,872 INFO L226 Difference]: Without dead ends: 573 [2022-04-08 12:42:35,872 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 230 GetRequests, 196 SyntacticMatches, 3 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 205 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=177, Invalid=879, Unknown=0, NotChecked=0, Total=1056 [2022-04-08 12:42:35,873 INFO L913 BasicCegarLoop]: 64 mSDtfsCounter, 64 mSDsluCounter, 390 mSDsCounter, 0 mSdLazyCounter, 1350 mSolverCounterSat, 59 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 84 SdHoareTripleChecker+Valid, 454 SdHoareTripleChecker+Invalid, 1409 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 59 IncrementalHoareTripleChecker+Valid, 1350 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-04-08 12:42:35,873 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [84 Valid, 454 Invalid, 1409 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [59 Valid, 1350 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-04-08 12:42:35,873 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 573 states. [2022-04-08 12:42:37,711 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 573 to 550. [2022-04-08 12:42:37,711 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-08 12:42:37,711 INFO L82 GeneralOperation]: Start isEquivalent. First operand 573 states. Second operand has 550 states, 315 states have (on average 1.2) internal successors, (378), 316 states have internal predecessors, (378), 195 states have call successors, (195), 40 states have call predecessors, (195), 39 states have return successors, (193), 193 states have call predecessors, (193), 193 states have call successors, (193) [2022-04-08 12:42:37,712 INFO L74 IsIncluded]: Start isIncluded. First operand 573 states. Second operand has 550 states, 315 states have (on average 1.2) internal successors, (378), 316 states have internal predecessors, (378), 195 states have call successors, (195), 40 states have call predecessors, (195), 39 states have return successors, (193), 193 states have call predecessors, (193), 193 states have call successors, (193) [2022-04-08 12:42:37,712 INFO L87 Difference]: Start difference. First operand 573 states. Second operand has 550 states, 315 states have (on average 1.2) internal successors, (378), 316 states have internal predecessors, (378), 195 states have call successors, (195), 40 states have call predecessors, (195), 39 states have return successors, (193), 193 states have call predecessors, (193), 193 states have call successors, (193) [2022-04-08 12:42:37,725 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 12:42:37,725 INFO L93 Difference]: Finished difference Result 573 states and 789 transitions. [2022-04-08 12:42:37,725 INFO L276 IsEmpty]: Start isEmpty. Operand 573 states and 789 transitions. [2022-04-08 12:42:37,726 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 12:42:37,726 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 12:42:37,726 INFO L74 IsIncluded]: Start isIncluded. First operand has 550 states, 315 states have (on average 1.2) internal successors, (378), 316 states have internal predecessors, (378), 195 states have call successors, (195), 40 states have call predecessors, (195), 39 states have return successors, (193), 193 states have call predecessors, (193), 193 states have call successors, (193) Second operand 573 states. [2022-04-08 12:42:37,727 INFO L87 Difference]: Start difference. First operand has 550 states, 315 states have (on average 1.2) internal successors, (378), 316 states have internal predecessors, (378), 195 states have call successors, (195), 40 states have call predecessors, (195), 39 states have return successors, (193), 193 states have call predecessors, (193), 193 states have call successors, (193) Second operand 573 states. [2022-04-08 12:42:37,739 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 12:42:37,739 INFO L93 Difference]: Finished difference Result 573 states and 789 transitions. [2022-04-08 12:42:37,739 INFO L276 IsEmpty]: Start isEmpty. Operand 573 states and 789 transitions. [2022-04-08 12:42:37,740 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 12:42:37,740 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 12:42:37,740 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-08 12:42:37,740 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-08 12:42:37,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 550 states, 315 states have (on average 1.2) internal successors, (378), 316 states have internal predecessors, (378), 195 states have call successors, (195), 40 states have call predecessors, (195), 39 states have return successors, (193), 193 states have call predecessors, (193), 193 states have call successors, (193) [2022-04-08 12:42:37,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 550 states to 550 states and 766 transitions. [2022-04-08 12:42:37,756 INFO L78 Accepts]: Start accepts. Automaton has 550 states and 766 transitions. Word has length 113 [2022-04-08 12:42:37,756 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-08 12:42:37,756 INFO L478 AbstractCegarLoop]: Abstraction has 550 states and 766 transitions. [2022-04-08 12:42:37,756 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 12:42:37,756 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 550 states and 766 transitions. [2022-04-08 12:42:43,225 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 766 edges. 765 inductive. 0 not inductive. 1 times theorem prover too weak to decide inductivity. [2022-04-08 12:42:43,225 INFO L276 IsEmpty]: Start isEmpty. Operand 550 states and 766 transitions. [2022-04-08 12:42:43,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2022-04-08 12:42:43,226 INFO L491 BasicCegarLoop]: Found error trace [2022-04-08 12:42:43,226 INFO L499 BasicCegarLoop]: trace histogram [13, 12, 12, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2022-04-08 12:42:43,243 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 12:42:43,426 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 12:42:43,427 INFO L403 AbstractCegarLoop]: === Iteration 22 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-08 12:42:43,427 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-08 12:42:43,427 INFO L85 PathProgramCache]: Analyzing trace with hash 1938711081, now seen corresponding path program 11 times [2022-04-08 12:42:43,427 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-08 12:42:43,427 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [956455377] [2022-04-08 12:42:43,427 INFO L202 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-04-08 12:42:43,427 INFO L85 PathProgramCache]: Analyzing trace with hash 1938711081, now seen corresponding path program 12 times [2022-04-08 12:42:43,428 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-08 12:42:43,428 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [998878730] [2022-04-08 12:42:43,428 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-08 12:42:43,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-08 12:42:43,443 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-04-08 12:42:43,444 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [503818638] [2022-04-08 12:42:43,444 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2022-04-08 12:42:43,444 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-08 12:42:43,444 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-08 12:42:43,445 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 12:42:43,445 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 12:42:43,530 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 8 check-sat command(s) [2022-04-08 12:42:43,530 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-08 12:42:43,532 INFO L263 TraceCheckSpWp]: Trace formula consists of 289 conjuncts, 90 conjunts are in the unsatisfiable core [2022-04-08 12:42:43,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 12:42:43,557 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-08 12:42:48,814 INFO L272 TraceCheckUtils]: 0: Hoare triple {41311#true} call ULTIMATE.init(); {41311#true} is VALID [2022-04-08 12:42:48,814 INFO L290 TraceCheckUtils]: 1: Hoare triple {41311#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); {41311#true} is VALID [2022-04-08 12:42:48,814 INFO L290 TraceCheckUtils]: 2: Hoare triple {41311#true} assume true; {41311#true} is VALID [2022-04-08 12:42:48,814 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {41311#true} {41311#true} #112#return; {41311#true} is VALID [2022-04-08 12:42:48,814 INFO L272 TraceCheckUtils]: 4: Hoare triple {41311#true} call #t~ret6 := main(); {41311#true} is VALID [2022-04-08 12:42:48,814 INFO L290 TraceCheckUtils]: 5: Hoare triple {41311#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; {41311#true} is VALID [2022-04-08 12:42:48,814 INFO L272 TraceCheckUtils]: 6: Hoare triple {41311#true} call assume_abort_if_not((if ~x~0 >= 0 && ~x~0 <= 10 then 1 else 0)); {41311#true} is VALID [2022-04-08 12:42:48,814 INFO L290 TraceCheckUtils]: 7: Hoare triple {41311#true} ~cond := #in~cond; {41311#true} is VALID [2022-04-08 12:42:48,814 INFO L290 TraceCheckUtils]: 8: Hoare triple {41311#true} assume !(0 == ~cond); {41311#true} is VALID [2022-04-08 12:42:48,815 INFO L290 TraceCheckUtils]: 9: Hoare triple {41311#true} assume true; {41311#true} is VALID [2022-04-08 12:42:48,815 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {41311#true} {41311#true} #94#return; {41311#true} is VALID [2022-04-08 12:42:48,815 INFO L290 TraceCheckUtils]: 11: Hoare triple {41311#true} assume -2147483648 <= #t~nondet5 && #t~nondet5 <= 2147483647;~y~0 := #t~nondet5;havoc #t~nondet5; {41311#true} is VALID [2022-04-08 12:42:48,815 INFO L272 TraceCheckUtils]: 12: Hoare triple {41311#true} call assume_abort_if_not((if ~y~0 >= 0 && ~y~0 <= 10 then 1 else 0)); {41311#true} is VALID [2022-04-08 12:42:48,815 INFO L290 TraceCheckUtils]: 13: Hoare triple {41311#true} ~cond := #in~cond; {41355#(= assume_abort_if_not_~cond |assume_abort_if_not_#in~cond|)} is VALID [2022-04-08 12:42:48,815 INFO L290 TraceCheckUtils]: 14: Hoare triple {41355#(= assume_abort_if_not_~cond |assume_abort_if_not_#in~cond|)} assume !(0 == ~cond); {41359#(not (= |assume_abort_if_not_#in~cond| 0))} is VALID [2022-04-08 12:42:48,816 INFO L290 TraceCheckUtils]: 15: Hoare triple {41359#(not (= |assume_abort_if_not_#in~cond| 0))} assume true; {41359#(not (= |assume_abort_if_not_#in~cond| 0))} is VALID [2022-04-08 12:42:48,816 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {41359#(not (= |assume_abort_if_not_#in~cond| 0))} {41311#true} #96#return; {41366#(and (<= 0 main_~y~0) (<= main_~y~0 10))} is VALID [2022-04-08 12:42:48,816 INFO L272 TraceCheckUtils]: 17: Hoare triple {41366#(and (<= 0 main_~y~0) (<= main_~y~0 10))} call assume_abort_if_not((if ~x~0 >= 1 then 1 else 0)); {41311#true} is VALID [2022-04-08 12:42:48,816 INFO L290 TraceCheckUtils]: 18: Hoare triple {41311#true} ~cond := #in~cond; {41311#true} is VALID [2022-04-08 12:42:48,816 INFO L290 TraceCheckUtils]: 19: Hoare triple {41311#true} assume !(0 == ~cond); {41311#true} is VALID [2022-04-08 12:42:48,816 INFO L290 TraceCheckUtils]: 20: Hoare triple {41311#true} assume true; {41311#true} is VALID [2022-04-08 12:42:48,817 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {41311#true} {41366#(and (<= 0 main_~y~0) (<= main_~y~0 10))} #98#return; {41366#(and (<= 0 main_~y~0) (<= main_~y~0 10))} is VALID [2022-04-08 12:42:48,817 INFO L272 TraceCheckUtils]: 22: Hoare triple {41366#(and (<= 0 main_~y~0) (<= main_~y~0 10))} call assume_abort_if_not((if ~y~0 >= 1 then 1 else 0)); {41311#true} is VALID [2022-04-08 12:42:48,817 INFO L290 TraceCheckUtils]: 23: Hoare triple {41311#true} ~cond := #in~cond; {41311#true} is VALID [2022-04-08 12:42:48,817 INFO L290 TraceCheckUtils]: 24: Hoare triple {41311#true} assume !(0 == ~cond); {41311#true} is VALID [2022-04-08 12:42:48,817 INFO L290 TraceCheckUtils]: 25: Hoare triple {41311#true} assume true; {41311#true} is VALID [2022-04-08 12:42:48,817 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {41311#true} {41366#(and (<= 0 main_~y~0) (<= main_~y~0 10))} #100#return; {41366#(and (<= 0 main_~y~0) (<= main_~y~0 10))} is VALID [2022-04-08 12:42:48,818 INFO L290 TraceCheckUtils]: 27: Hoare triple {41366#(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; {41400#(and (<= 0 main_~y~0) (= main_~r~0 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) (= main_~p~0 1))} is VALID [2022-04-08 12:42:48,818 INFO L290 TraceCheckUtils]: 28: Hoare triple {41400#(and (<= 0 main_~y~0) (= main_~r~0 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) (= main_~p~0 1))} assume !false; {41400#(and (<= 0 main_~y~0) (= main_~r~0 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) (= main_~p~0 1))} is VALID [2022-04-08 12:42:48,819 INFO L290 TraceCheckUtils]: 29: Hoare triple {41400#(and (<= 0 main_~y~0) (= main_~r~0 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) (= main_~p~0 1))} assume !!(0 != ~b~0);havoc ~c~0;havoc ~k~0;~c~0 := ~a~0;~k~0 := 0; {41407#(and (<= 0 main_~y~0) (= main_~r~0 0) (<= main_~y~0 10) (= 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 12:42:48,819 INFO L290 TraceCheckUtils]: 30: Hoare triple {41407#(and (<= 0 main_~y~0) (= main_~r~0 0) (<= main_~y~0 10) (= 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; {41407#(and (<= 0 main_~y~0) (= main_~r~0 0) (<= main_~y~0 10) (= 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 12:42:48,820 INFO L290 TraceCheckUtils]: 31: Hoare triple {41407#(and (<= 0 main_~y~0) (= main_~r~0 0) (<= main_~y~0 10) (= 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); {41407#(and (<= 0 main_~y~0) (= main_~r~0 0) (<= main_~y~0 10) (= 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 12:42:48,820 INFO L290 TraceCheckUtils]: 32: Hoare triple {41407#(and (<= 0 main_~y~0) (= main_~r~0 0) (<= main_~y~0 10) (= 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; {41417#(and (<= 0 main_~y~0) (= main_~s~0 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) (= main_~q~0 1))} is VALID [2022-04-08 12:42:48,820 INFO L290 TraceCheckUtils]: 33: Hoare triple {41417#(and (<= 0 main_~y~0) (= main_~s~0 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) (= main_~q~0 1))} assume !false; {41417#(and (<= 0 main_~y~0) (= main_~s~0 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) (= main_~q~0 1))} is VALID [2022-04-08 12:42:48,821 INFO L290 TraceCheckUtils]: 34: Hoare triple {41417#(and (<= 0 main_~y~0) (= main_~s~0 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) (= main_~q~0 1))} assume !!(0 != ~b~0);havoc ~c~0;havoc ~k~0;~c~0 := ~a~0;~k~0 := 0; {41424#(and (<= 0 main_~y~0) (= main_~s~0 0) (<= main_~y~0 10) (= 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_~q~0 1))} is VALID [2022-04-08 12:42:48,821 INFO L290 TraceCheckUtils]: 35: Hoare triple {41424#(and (<= 0 main_~y~0) (= main_~s~0 0) (<= main_~y~0 10) (= 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_~q~0 1))} assume !false; {41424#(and (<= 0 main_~y~0) (= main_~s~0 0) (<= main_~y~0 10) (= 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_~q~0 1))} is VALID [2022-04-08 12:42:48,822 INFO L290 TraceCheckUtils]: 36: Hoare triple {41424#(and (<= 0 main_~y~0) (= main_~s~0 0) (<= main_~y~0 10) (= 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_~q~0 1))} assume !!(~c~0 >= ~b~0);havoc ~d~0;havoc ~v~0;~d~0 := 1;~v~0 := ~b~0; {41431#(and (= main_~b~0 main_~v~0) (<= 0 main_~y~0) (= main_~s~0 0) (<= main_~y~0 10) (= 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_~q~0 1) (<= main_~d~0 1))} is VALID [2022-04-08 12:42:48,822 INFO L290 TraceCheckUtils]: 37: Hoare triple {41431#(and (= main_~b~0 main_~v~0) (<= 0 main_~y~0) (= main_~s~0 0) (<= main_~y~0 10) (= 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_~q~0 1) (<= main_~d~0 1))} assume !false; {41431#(and (= main_~b~0 main_~v~0) (<= 0 main_~y~0) (= main_~s~0 0) (<= main_~y~0 10) (= 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_~q~0 1) (<= main_~d~0 1))} is VALID [2022-04-08 12:42:48,822 INFO L272 TraceCheckUtils]: 38: Hoare triple {41431#(and (= main_~b~0 main_~v~0) (<= 0 main_~y~0) (= main_~s~0 0) (<= main_~y~0 10) (= 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_~q~0 1) (<= main_~d~0 1))} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {41311#true} is VALID [2022-04-08 12:42:48,822 INFO L290 TraceCheckUtils]: 39: Hoare triple {41311#true} ~cond := #in~cond; {41311#true} is VALID [2022-04-08 12:42:48,822 INFO L290 TraceCheckUtils]: 40: Hoare triple {41311#true} assume !(0 == ~cond); {41311#true} is VALID [2022-04-08 12:42:48,822 INFO L290 TraceCheckUtils]: 41: Hoare triple {41311#true} assume true; {41311#true} is VALID [2022-04-08 12:42:48,823 INFO L284 TraceCheckUtils]: 42: Hoare quadruple {41311#true} {41431#(and (= main_~b~0 main_~v~0) (<= 0 main_~y~0) (= main_~s~0 0) (<= main_~y~0 10) (= 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_~q~0 1) (<= main_~d~0 1))} #102#return; {41431#(and (= main_~b~0 main_~v~0) (<= 0 main_~y~0) (= main_~s~0 0) (<= main_~y~0 10) (= 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_~q~0 1) (<= main_~d~0 1))} is VALID [2022-04-08 12:42:48,823 INFO L272 TraceCheckUtils]: 43: Hoare triple {41431#(and (= main_~b~0 main_~v~0) (<= 0 main_~y~0) (= main_~s~0 0) (<= main_~y~0 10) (= 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_~q~0 1) (<= main_~d~0 1))} call __VERIFIER_assert((if ~b~0 == ~x~0 * ~q~0 + ~y~0 * ~s~0 then 1 else 0)); {41311#true} is VALID [2022-04-08 12:42:48,824 INFO L290 TraceCheckUtils]: 44: Hoare triple {41311#true} ~cond := #in~cond; {41456#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} is VALID [2022-04-08 12:42:48,824 INFO L290 TraceCheckUtils]: 45: Hoare triple {41456#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} assume !(0 == ~cond); {41460#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 12:42:48,824 INFO L290 TraceCheckUtils]: 46: Hoare triple {41460#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {41460#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 12:42:48,825 INFO L284 TraceCheckUtils]: 47: Hoare quadruple {41460#(not (= |__VERIFIER_assert_#in~cond| 0))} {41431#(and (= main_~b~0 main_~v~0) (<= 0 main_~y~0) (= main_~s~0 0) (<= main_~y~0 10) (= 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_~q~0 1) (<= main_~d~0 1))} #104#return; {41431#(and (= main_~b~0 main_~v~0) (<= 0 main_~y~0) (= main_~s~0 0) (<= main_~y~0 10) (= 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_~q~0 1) (<= main_~d~0 1))} is VALID [2022-04-08 12:42:48,825 INFO L272 TraceCheckUtils]: 48: Hoare triple {41431#(and (= main_~b~0 main_~v~0) (<= 0 main_~y~0) (= main_~s~0 0) (<= main_~y~0 10) (= 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_~q~0 1) (<= main_~d~0 1))} call __VERIFIER_assert((if ~a~0 == ~k~0 * ~b~0 + ~c~0 then 1 else 0)); {41311#true} is VALID [2022-04-08 12:42:48,825 INFO L290 TraceCheckUtils]: 49: Hoare triple {41311#true} ~cond := #in~cond; {41311#true} is VALID [2022-04-08 12:42:48,825 INFO L290 TraceCheckUtils]: 50: Hoare triple {41311#true} assume !(0 == ~cond); {41311#true} is VALID [2022-04-08 12:42:48,825 INFO L290 TraceCheckUtils]: 51: Hoare triple {41311#true} assume true; {41311#true} is VALID [2022-04-08 12:42:48,826 INFO L284 TraceCheckUtils]: 52: Hoare quadruple {41311#true} {41431#(and (= main_~b~0 main_~v~0) (<= 0 main_~y~0) (= main_~s~0 0) (<= main_~y~0 10) (= 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_~q~0 1) (<= main_~d~0 1))} #106#return; {41431#(and (= main_~b~0 main_~v~0) (<= 0 main_~y~0) (= main_~s~0 0) (<= main_~y~0 10) (= 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_~q~0 1) (<= main_~d~0 1))} is VALID [2022-04-08 12:42:48,826 INFO L272 TraceCheckUtils]: 53: Hoare triple {41431#(and (= main_~b~0 main_~v~0) (<= 0 main_~y~0) (= main_~s~0 0) (<= main_~y~0 10) (= 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_~q~0 1) (<= main_~d~0 1))} call __VERIFIER_assert((if ~v~0 == ~b~0 * ~d~0 then 1 else 0)); {41311#true} is VALID [2022-04-08 12:42:48,826 INFO L290 TraceCheckUtils]: 54: Hoare triple {41311#true} ~cond := #in~cond; {41311#true} is VALID [2022-04-08 12:42:48,826 INFO L290 TraceCheckUtils]: 55: Hoare triple {41311#true} assume !(0 == ~cond); {41311#true} is VALID [2022-04-08 12:42:48,826 INFO L290 TraceCheckUtils]: 56: Hoare triple {41311#true} assume true; {41311#true} is VALID [2022-04-08 12:42:48,827 INFO L284 TraceCheckUtils]: 57: Hoare quadruple {41311#true} {41431#(and (= main_~b~0 main_~v~0) (<= 0 main_~y~0) (= main_~s~0 0) (<= main_~y~0 10) (= 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_~q~0 1) (<= main_~d~0 1))} #108#return; {41431#(and (= main_~b~0 main_~v~0) (<= 0 main_~y~0) (= main_~s~0 0) (<= main_~y~0 10) (= 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_~q~0 1) (<= main_~d~0 1))} is VALID [2022-04-08 12:42:48,829 INFO L290 TraceCheckUtils]: 58: Hoare triple {41431#(and (= main_~b~0 main_~v~0) (<= 0 main_~y~0) (= main_~s~0 0) (<= main_~y~0 10) (= 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_~q~0 1) (<= main_~d~0 1))} assume !!(~c~0 >= 2 * ~v~0);~d~0 := 2 * ~d~0;~v~0 := 2 * ~v~0; {41500#(and (<= 0 main_~y~0) (= main_~s~0 0) (= main_~v~0 (* main_~b~0 2)) (<= main_~y~0 10) (= main_~p~0 0) (<= (div main_~d~0 2) 1) (= main_~k~0 0) (= main_~c~0 main_~y~0) (= main_~r~0 1) (= main_~b~0 main_~x~0) (= (mod main_~d~0 2) 0) (= main_~q~0 1))} is VALID [2022-04-08 12:42:48,829 INFO L290 TraceCheckUtils]: 59: Hoare triple {41500#(and (<= 0 main_~y~0) (= main_~s~0 0) (= main_~v~0 (* main_~b~0 2)) (<= main_~y~0 10) (= main_~p~0 0) (<= (div main_~d~0 2) 1) (= main_~k~0 0) (= main_~c~0 main_~y~0) (= main_~r~0 1) (= main_~b~0 main_~x~0) (= (mod main_~d~0 2) 0) (= main_~q~0 1))} assume !false; {41500#(and (<= 0 main_~y~0) (= main_~s~0 0) (= main_~v~0 (* main_~b~0 2)) (<= main_~y~0 10) (= main_~p~0 0) (<= (div main_~d~0 2) 1) (= main_~k~0 0) (= main_~c~0 main_~y~0) (= main_~r~0 1) (= main_~b~0 main_~x~0) (= (mod main_~d~0 2) 0) (= main_~q~0 1))} is VALID [2022-04-08 12:42:48,829 INFO L272 TraceCheckUtils]: 60: Hoare triple {41500#(and (<= 0 main_~y~0) (= main_~s~0 0) (= main_~v~0 (* main_~b~0 2)) (<= main_~y~0 10) (= main_~p~0 0) (<= (div main_~d~0 2) 1) (= main_~k~0 0) (= main_~c~0 main_~y~0) (= main_~r~0 1) (= main_~b~0 main_~x~0) (= (mod main_~d~0 2) 0) (= main_~q~0 1))} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {41311#true} is VALID [2022-04-08 12:42:48,829 INFO L290 TraceCheckUtils]: 61: Hoare triple {41311#true} ~cond := #in~cond; {41311#true} is VALID [2022-04-08 12:42:48,829 INFO L290 TraceCheckUtils]: 62: Hoare triple {41311#true} assume !(0 == ~cond); {41311#true} is VALID [2022-04-08 12:42:48,829 INFO L290 TraceCheckUtils]: 63: Hoare triple {41311#true} assume true; {41311#true} is VALID [2022-04-08 12:42:48,830 INFO L284 TraceCheckUtils]: 64: Hoare quadruple {41311#true} {41500#(and (<= 0 main_~y~0) (= main_~s~0 0) (= main_~v~0 (* main_~b~0 2)) (<= main_~y~0 10) (= main_~p~0 0) (<= (div main_~d~0 2) 1) (= main_~k~0 0) (= main_~c~0 main_~y~0) (= main_~r~0 1) (= main_~b~0 main_~x~0) (= (mod main_~d~0 2) 0) (= main_~q~0 1))} #102#return; {41500#(and (<= 0 main_~y~0) (= main_~s~0 0) (= main_~v~0 (* main_~b~0 2)) (<= main_~y~0 10) (= main_~p~0 0) (<= (div main_~d~0 2) 1) (= main_~k~0 0) (= main_~c~0 main_~y~0) (= main_~r~0 1) (= main_~b~0 main_~x~0) (= (mod main_~d~0 2) 0) (= main_~q~0 1))} is VALID [2022-04-08 12:42:48,830 INFO L272 TraceCheckUtils]: 65: Hoare triple {41500#(and (<= 0 main_~y~0) (= main_~s~0 0) (= main_~v~0 (* main_~b~0 2)) (<= main_~y~0 10) (= main_~p~0 0) (<= (div main_~d~0 2) 1) (= main_~k~0 0) (= main_~c~0 main_~y~0) (= main_~r~0 1) (= main_~b~0 main_~x~0) (= (mod main_~d~0 2) 0) (= main_~q~0 1))} call __VERIFIER_assert((if ~b~0 == ~x~0 * ~q~0 + ~y~0 * ~s~0 then 1 else 0)); {41311#true} is VALID [2022-04-08 12:42:48,830 INFO L290 TraceCheckUtils]: 66: Hoare triple {41311#true} ~cond := #in~cond; {41311#true} is VALID [2022-04-08 12:42:48,830 INFO L290 TraceCheckUtils]: 67: Hoare triple {41311#true} assume !(0 == ~cond); {41311#true} is VALID [2022-04-08 12:42:48,831 INFO L290 TraceCheckUtils]: 68: Hoare triple {41311#true} assume true; {41311#true} is VALID [2022-04-08 12:42:48,831 INFO L284 TraceCheckUtils]: 69: Hoare quadruple {41311#true} {41500#(and (<= 0 main_~y~0) (= main_~s~0 0) (= main_~v~0 (* main_~b~0 2)) (<= main_~y~0 10) (= main_~p~0 0) (<= (div main_~d~0 2) 1) (= main_~k~0 0) (= main_~c~0 main_~y~0) (= main_~r~0 1) (= main_~b~0 main_~x~0) (= (mod main_~d~0 2) 0) (= main_~q~0 1))} #104#return; {41500#(and (<= 0 main_~y~0) (= main_~s~0 0) (= main_~v~0 (* main_~b~0 2)) (<= main_~y~0 10) (= main_~p~0 0) (<= (div main_~d~0 2) 1) (= main_~k~0 0) (= main_~c~0 main_~y~0) (= main_~r~0 1) (= main_~b~0 main_~x~0) (= (mod main_~d~0 2) 0) (= main_~q~0 1))} is VALID [2022-04-08 12:42:48,831 INFO L272 TraceCheckUtils]: 70: Hoare triple {41500#(and (<= 0 main_~y~0) (= main_~s~0 0) (= main_~v~0 (* main_~b~0 2)) (<= main_~y~0 10) (= main_~p~0 0) (<= (div main_~d~0 2) 1) (= main_~k~0 0) (= main_~c~0 main_~y~0) (= main_~r~0 1) (= main_~b~0 main_~x~0) (= (mod main_~d~0 2) 0) (= main_~q~0 1))} call __VERIFIER_assert((if ~a~0 == ~k~0 * ~b~0 + ~c~0 then 1 else 0)); {41311#true} is VALID [2022-04-08 12:42:48,831 INFO L290 TraceCheckUtils]: 71: Hoare triple {41311#true} ~cond := #in~cond; {41311#true} is VALID [2022-04-08 12:42:48,831 INFO L290 TraceCheckUtils]: 72: Hoare triple {41311#true} assume !(0 == ~cond); {41311#true} is VALID [2022-04-08 12:42:48,832 INFO L290 TraceCheckUtils]: 73: Hoare triple {41311#true} assume true; {41311#true} is VALID [2022-04-08 12:42:48,832 INFO L284 TraceCheckUtils]: 74: Hoare quadruple {41311#true} {41500#(and (<= 0 main_~y~0) (= main_~s~0 0) (= main_~v~0 (* main_~b~0 2)) (<= main_~y~0 10) (= main_~p~0 0) (<= (div main_~d~0 2) 1) (= main_~k~0 0) (= main_~c~0 main_~y~0) (= main_~r~0 1) (= main_~b~0 main_~x~0) (= (mod main_~d~0 2) 0) (= main_~q~0 1))} #106#return; {41500#(and (<= 0 main_~y~0) (= main_~s~0 0) (= main_~v~0 (* main_~b~0 2)) (<= main_~y~0 10) (= main_~p~0 0) (<= (div main_~d~0 2) 1) (= main_~k~0 0) (= main_~c~0 main_~y~0) (= main_~r~0 1) (= main_~b~0 main_~x~0) (= (mod main_~d~0 2) 0) (= main_~q~0 1))} is VALID [2022-04-08 12:42:48,832 INFO L272 TraceCheckUtils]: 75: Hoare triple {41500#(and (<= 0 main_~y~0) (= main_~s~0 0) (= main_~v~0 (* main_~b~0 2)) (<= main_~y~0 10) (= main_~p~0 0) (<= (div main_~d~0 2) 1) (= main_~k~0 0) (= main_~c~0 main_~y~0) (= main_~r~0 1) (= main_~b~0 main_~x~0) (= (mod main_~d~0 2) 0) (= main_~q~0 1))} call __VERIFIER_assert((if ~v~0 == ~b~0 * ~d~0 then 1 else 0)); {41311#true} is VALID [2022-04-08 12:42:48,833 INFO L290 TraceCheckUtils]: 76: Hoare triple {41311#true} ~cond := #in~cond; {41456#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} is VALID [2022-04-08 12:42:48,833 INFO L290 TraceCheckUtils]: 77: Hoare triple {41456#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} assume !(0 == ~cond); {41460#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 12:42:48,833 INFO L290 TraceCheckUtils]: 78: Hoare triple {41460#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {41460#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 12:42:48,834 INFO L284 TraceCheckUtils]: 79: Hoare quadruple {41460#(not (= |__VERIFIER_assert_#in~cond| 0))} {41500#(and (<= 0 main_~y~0) (= main_~s~0 0) (= main_~v~0 (* main_~b~0 2)) (<= main_~y~0 10) (= main_~p~0 0) (<= (div main_~d~0 2) 1) (= main_~k~0 0) (= main_~c~0 main_~y~0) (= main_~r~0 1) (= main_~b~0 main_~x~0) (= (mod main_~d~0 2) 0) (= main_~q~0 1))} #108#return; {41564#(and (= main_~v~0 (* main_~d~0 main_~b~0)) (<= 0 main_~y~0) (= main_~s~0 0) (= main_~v~0 (* main_~b~0 2)) (<= main_~y~0 10) (= main_~p~0 0) (<= (div main_~d~0 2) 1) (= main_~k~0 0) (= main_~c~0 main_~y~0) (= main_~r~0 1) (= main_~b~0 main_~x~0) (= (mod main_~d~0 2) 0) (= main_~q~0 1))} is VALID [2022-04-08 12:42:48,835 INFO L290 TraceCheckUtils]: 80: Hoare triple {41564#(and (= main_~v~0 (* main_~d~0 main_~b~0)) (<= 0 main_~y~0) (= main_~s~0 0) (= main_~v~0 (* main_~b~0 2)) (<= main_~y~0 10) (= main_~p~0 0) (<= (div main_~d~0 2) 1) (= main_~k~0 0) (= main_~c~0 main_~y~0) (= main_~r~0 1) (= main_~b~0 main_~x~0) (= (mod main_~d~0 2) 0) (= main_~q~0 1))} assume !(~c~0 >= 2 * ~v~0); {41564#(and (= main_~v~0 (* main_~d~0 main_~b~0)) (<= 0 main_~y~0) (= main_~s~0 0) (= main_~v~0 (* main_~b~0 2)) (<= main_~y~0 10) (= main_~p~0 0) (<= (div main_~d~0 2) 1) (= main_~k~0 0) (= main_~c~0 main_~y~0) (= main_~r~0 1) (= main_~b~0 main_~x~0) (= (mod main_~d~0 2) 0) (= main_~q~0 1))} is VALID [2022-04-08 12:42:48,837 INFO L290 TraceCheckUtils]: 81: Hoare triple {41564#(and (= main_~v~0 (* main_~d~0 main_~b~0)) (<= 0 main_~y~0) (= main_~s~0 0) (= main_~v~0 (* main_~b~0 2)) (<= main_~y~0 10) (= main_~p~0 0) (<= (div main_~d~0 2) 1) (= main_~k~0 0) (= main_~c~0 main_~y~0) (= main_~r~0 1) (= main_~b~0 main_~x~0) (= (mod main_~d~0 2) 0) (= main_~q~0 1))} ~c~0 := ~c~0 - ~v~0;~k~0 := ~k~0 + ~d~0; {41571#(and (<= 0 main_~y~0) (= main_~s~0 0) (<= (div main_~k~0 2) 1) (<= main_~y~0 10) (= main_~p~0 0) (= (+ main_~c~0 (* main_~b~0 2)) main_~y~0) (= main_~r~0 1) (= (mod main_~k~0 2) 0) (= main_~b~0 main_~x~0) (= (* main_~b~0 main_~k~0) (* main_~b~0 2)) (= main_~q~0 1))} is VALID [2022-04-08 12:42:48,838 INFO L290 TraceCheckUtils]: 82: Hoare triple {41571#(and (<= 0 main_~y~0) (= main_~s~0 0) (<= (div main_~k~0 2) 1) (<= main_~y~0 10) (= main_~p~0 0) (= (+ main_~c~0 (* main_~b~0 2)) main_~y~0) (= main_~r~0 1) (= (mod main_~k~0 2) 0) (= main_~b~0 main_~x~0) (= (* main_~b~0 main_~k~0) (* main_~b~0 2)) (= main_~q~0 1))} assume !false; {41571#(and (<= 0 main_~y~0) (= main_~s~0 0) (<= (div main_~k~0 2) 1) (<= main_~y~0 10) (= main_~p~0 0) (= (+ main_~c~0 (* main_~b~0 2)) main_~y~0) (= main_~r~0 1) (= (mod main_~k~0 2) 0) (= main_~b~0 main_~x~0) (= (* main_~b~0 main_~k~0) (* main_~b~0 2)) (= main_~q~0 1))} is VALID [2022-04-08 12:42:48,838 INFO L290 TraceCheckUtils]: 83: Hoare triple {41571#(and (<= 0 main_~y~0) (= main_~s~0 0) (<= (div main_~k~0 2) 1) (<= main_~y~0 10) (= main_~p~0 0) (= (+ main_~c~0 (* main_~b~0 2)) main_~y~0) (= main_~r~0 1) (= (mod main_~k~0 2) 0) (= main_~b~0 main_~x~0) (= (* main_~b~0 main_~k~0) (* main_~b~0 2)) (= main_~q~0 1))} assume !!(~c~0 >= ~b~0);havoc ~d~0;havoc ~v~0;~d~0 := 1;~v~0 := ~b~0; {41578#(and (= main_~b~0 main_~v~0) (<= 0 main_~y~0) (= main_~s~0 0) (<= (div main_~k~0 2) 1) (<= main_~y~0 10) (= main_~p~0 0) (= (+ main_~c~0 (* main_~b~0 2)) main_~y~0) (= main_~r~0 1) (= (mod main_~k~0 2) 0) (= main_~b~0 main_~x~0) (= main_~d~0 1) (= (* main_~b~0 main_~k~0) (* main_~b~0 2)) (= main_~q~0 1))} is VALID [2022-04-08 12:42:48,839 INFO L290 TraceCheckUtils]: 84: Hoare triple {41578#(and (= main_~b~0 main_~v~0) (<= 0 main_~y~0) (= main_~s~0 0) (<= (div main_~k~0 2) 1) (<= main_~y~0 10) (= main_~p~0 0) (= (+ main_~c~0 (* main_~b~0 2)) main_~y~0) (= main_~r~0 1) (= (mod main_~k~0 2) 0) (= main_~b~0 main_~x~0) (= main_~d~0 1) (= (* main_~b~0 main_~k~0) (* main_~b~0 2)) (= main_~q~0 1))} assume !false; {41578#(and (= main_~b~0 main_~v~0) (<= 0 main_~y~0) (= main_~s~0 0) (<= (div main_~k~0 2) 1) (<= main_~y~0 10) (= main_~p~0 0) (= (+ main_~c~0 (* main_~b~0 2)) main_~y~0) (= main_~r~0 1) (= (mod main_~k~0 2) 0) (= main_~b~0 main_~x~0) (= main_~d~0 1) (= (* main_~b~0 main_~k~0) (* main_~b~0 2)) (= main_~q~0 1))} is VALID [2022-04-08 12:42:48,839 INFO L272 TraceCheckUtils]: 85: Hoare triple {41578#(and (= main_~b~0 main_~v~0) (<= 0 main_~y~0) (= main_~s~0 0) (<= (div main_~k~0 2) 1) (<= main_~y~0 10) (= main_~p~0 0) (= (+ main_~c~0 (* main_~b~0 2)) main_~y~0) (= main_~r~0 1) (= (mod main_~k~0 2) 0) (= main_~b~0 main_~x~0) (= main_~d~0 1) (= (* main_~b~0 main_~k~0) (* main_~b~0 2)) (= main_~q~0 1))} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {41311#true} is VALID [2022-04-08 12:42:48,839 INFO L290 TraceCheckUtils]: 86: Hoare triple {41311#true} ~cond := #in~cond; {41311#true} is VALID [2022-04-08 12:42:48,839 INFO L290 TraceCheckUtils]: 87: Hoare triple {41311#true} assume !(0 == ~cond); {41311#true} is VALID [2022-04-08 12:42:48,839 INFO L290 TraceCheckUtils]: 88: Hoare triple {41311#true} assume true; {41311#true} is VALID [2022-04-08 12:42:48,840 INFO L284 TraceCheckUtils]: 89: Hoare quadruple {41311#true} {41578#(and (= main_~b~0 main_~v~0) (<= 0 main_~y~0) (= main_~s~0 0) (<= (div main_~k~0 2) 1) (<= main_~y~0 10) (= main_~p~0 0) (= (+ main_~c~0 (* main_~b~0 2)) main_~y~0) (= main_~r~0 1) (= (mod main_~k~0 2) 0) (= main_~b~0 main_~x~0) (= main_~d~0 1) (= (* main_~b~0 main_~k~0) (* main_~b~0 2)) (= main_~q~0 1))} #102#return; {41578#(and (= main_~b~0 main_~v~0) (<= 0 main_~y~0) (= main_~s~0 0) (<= (div main_~k~0 2) 1) (<= main_~y~0 10) (= main_~p~0 0) (= (+ main_~c~0 (* main_~b~0 2)) main_~y~0) (= main_~r~0 1) (= (mod main_~k~0 2) 0) (= main_~b~0 main_~x~0) (= main_~d~0 1) (= (* main_~b~0 main_~k~0) (* main_~b~0 2)) (= main_~q~0 1))} is VALID [2022-04-08 12:42:48,840 INFO L272 TraceCheckUtils]: 90: Hoare triple {41578#(and (= main_~b~0 main_~v~0) (<= 0 main_~y~0) (= main_~s~0 0) (<= (div main_~k~0 2) 1) (<= main_~y~0 10) (= main_~p~0 0) (= (+ main_~c~0 (* main_~b~0 2)) main_~y~0) (= main_~r~0 1) (= (mod main_~k~0 2) 0) (= main_~b~0 main_~x~0) (= main_~d~0 1) (= (* main_~b~0 main_~k~0) (* main_~b~0 2)) (= main_~q~0 1))} call __VERIFIER_assert((if ~b~0 == ~x~0 * ~q~0 + ~y~0 * ~s~0 then 1 else 0)); {41311#true} is VALID [2022-04-08 12:42:48,840 INFO L290 TraceCheckUtils]: 91: Hoare triple {41311#true} ~cond := #in~cond; {41311#true} is VALID [2022-04-08 12:42:48,840 INFO L290 TraceCheckUtils]: 92: Hoare triple {41311#true} assume !(0 == ~cond); {41311#true} is VALID [2022-04-08 12:42:48,840 INFO L290 TraceCheckUtils]: 93: Hoare triple {41311#true} assume true; {41311#true} is VALID [2022-04-08 12:42:48,841 INFO L284 TraceCheckUtils]: 94: Hoare quadruple {41311#true} {41578#(and (= main_~b~0 main_~v~0) (<= 0 main_~y~0) (= main_~s~0 0) (<= (div main_~k~0 2) 1) (<= main_~y~0 10) (= main_~p~0 0) (= (+ main_~c~0 (* main_~b~0 2)) main_~y~0) (= main_~r~0 1) (= (mod main_~k~0 2) 0) (= main_~b~0 main_~x~0) (= main_~d~0 1) (= (* main_~b~0 main_~k~0) (* main_~b~0 2)) (= main_~q~0 1))} #104#return; {41578#(and (= main_~b~0 main_~v~0) (<= 0 main_~y~0) (= main_~s~0 0) (<= (div main_~k~0 2) 1) (<= main_~y~0 10) (= main_~p~0 0) (= (+ main_~c~0 (* main_~b~0 2)) main_~y~0) (= main_~r~0 1) (= (mod main_~k~0 2) 0) (= main_~b~0 main_~x~0) (= main_~d~0 1) (= (* main_~b~0 main_~k~0) (* main_~b~0 2)) (= main_~q~0 1))} is VALID [2022-04-08 12:42:48,841 INFO L272 TraceCheckUtils]: 95: Hoare triple {41578#(and (= main_~b~0 main_~v~0) (<= 0 main_~y~0) (= main_~s~0 0) (<= (div main_~k~0 2) 1) (<= main_~y~0 10) (= main_~p~0 0) (= (+ main_~c~0 (* main_~b~0 2)) main_~y~0) (= main_~r~0 1) (= (mod main_~k~0 2) 0) (= main_~b~0 main_~x~0) (= main_~d~0 1) (= (* main_~b~0 main_~k~0) (* main_~b~0 2)) (= main_~q~0 1))} call __VERIFIER_assert((if ~a~0 == ~k~0 * ~b~0 + ~c~0 then 1 else 0)); {41311#true} is VALID [2022-04-08 12:42:48,841 INFO L290 TraceCheckUtils]: 96: Hoare triple {41311#true} ~cond := #in~cond; {41311#true} is VALID [2022-04-08 12:42:48,841 INFO L290 TraceCheckUtils]: 97: Hoare triple {41311#true} assume !(0 == ~cond); {41311#true} is VALID [2022-04-08 12:42:48,841 INFO L290 TraceCheckUtils]: 98: Hoare triple {41311#true} assume true; {41311#true} is VALID [2022-04-08 12:42:48,842 INFO L284 TraceCheckUtils]: 99: Hoare quadruple {41311#true} {41578#(and (= main_~b~0 main_~v~0) (<= 0 main_~y~0) (= main_~s~0 0) (<= (div main_~k~0 2) 1) (<= main_~y~0 10) (= main_~p~0 0) (= (+ main_~c~0 (* main_~b~0 2)) main_~y~0) (= main_~r~0 1) (= (mod main_~k~0 2) 0) (= main_~b~0 main_~x~0) (= main_~d~0 1) (= (* main_~b~0 main_~k~0) (* main_~b~0 2)) (= main_~q~0 1))} #106#return; {41578#(and (= main_~b~0 main_~v~0) (<= 0 main_~y~0) (= main_~s~0 0) (<= (div main_~k~0 2) 1) (<= main_~y~0 10) (= main_~p~0 0) (= (+ main_~c~0 (* main_~b~0 2)) main_~y~0) (= main_~r~0 1) (= (mod main_~k~0 2) 0) (= main_~b~0 main_~x~0) (= main_~d~0 1) (= (* main_~b~0 main_~k~0) (* main_~b~0 2)) (= main_~q~0 1))} is VALID [2022-04-08 12:42:48,842 INFO L272 TraceCheckUtils]: 100: Hoare triple {41578#(and (= main_~b~0 main_~v~0) (<= 0 main_~y~0) (= main_~s~0 0) (<= (div main_~k~0 2) 1) (<= main_~y~0 10) (= main_~p~0 0) (= (+ main_~c~0 (* main_~b~0 2)) main_~y~0) (= main_~r~0 1) (= (mod main_~k~0 2) 0) (= main_~b~0 main_~x~0) (= main_~d~0 1) (= (* main_~b~0 main_~k~0) (* main_~b~0 2)) (= main_~q~0 1))} call __VERIFIER_assert((if ~v~0 == ~b~0 * ~d~0 then 1 else 0)); {41311#true} is VALID [2022-04-08 12:42:48,842 INFO L290 TraceCheckUtils]: 101: Hoare triple {41311#true} ~cond := #in~cond; {41311#true} is VALID [2022-04-08 12:42:48,842 INFO L290 TraceCheckUtils]: 102: Hoare triple {41311#true} assume !(0 == ~cond); {41311#true} is VALID [2022-04-08 12:42:48,842 INFO L290 TraceCheckUtils]: 103: Hoare triple {41311#true} assume true; {41311#true} is VALID [2022-04-08 12:42:48,843 INFO L284 TraceCheckUtils]: 104: Hoare quadruple {41311#true} {41578#(and (= main_~b~0 main_~v~0) (<= 0 main_~y~0) (= main_~s~0 0) (<= (div main_~k~0 2) 1) (<= main_~y~0 10) (= main_~p~0 0) (= (+ main_~c~0 (* main_~b~0 2)) main_~y~0) (= main_~r~0 1) (= (mod main_~k~0 2) 0) (= main_~b~0 main_~x~0) (= main_~d~0 1) (= (* main_~b~0 main_~k~0) (* main_~b~0 2)) (= main_~q~0 1))} #108#return; {41578#(and (= main_~b~0 main_~v~0) (<= 0 main_~y~0) (= main_~s~0 0) (<= (div main_~k~0 2) 1) (<= main_~y~0 10) (= main_~p~0 0) (= (+ main_~c~0 (* main_~b~0 2)) main_~y~0) (= main_~r~0 1) (= (mod main_~k~0 2) 0) (= main_~b~0 main_~x~0) (= main_~d~0 1) (= (* main_~b~0 main_~k~0) (* main_~b~0 2)) (= main_~q~0 1))} is VALID [2022-04-08 12:42:48,843 INFO L290 TraceCheckUtils]: 105: Hoare triple {41578#(and (= main_~b~0 main_~v~0) (<= 0 main_~y~0) (= main_~s~0 0) (<= (div main_~k~0 2) 1) (<= main_~y~0 10) (= main_~p~0 0) (= (+ main_~c~0 (* main_~b~0 2)) main_~y~0) (= main_~r~0 1) (= (mod main_~k~0 2) 0) (= main_~b~0 main_~x~0) (= main_~d~0 1) (= (* main_~b~0 main_~k~0) (* main_~b~0 2)) (= main_~q~0 1))} assume !(~c~0 >= 2 * ~v~0); {41578#(and (= main_~b~0 main_~v~0) (<= 0 main_~y~0) (= main_~s~0 0) (<= (div main_~k~0 2) 1) (<= main_~y~0 10) (= main_~p~0 0) (= (+ main_~c~0 (* main_~b~0 2)) main_~y~0) (= main_~r~0 1) (= (mod main_~k~0 2) 0) (= main_~b~0 main_~x~0) (= main_~d~0 1) (= (* main_~b~0 main_~k~0) (* main_~b~0 2)) (= main_~q~0 1))} is VALID [2022-04-08 12:42:48,846 INFO L290 TraceCheckUtils]: 106: Hoare triple {41578#(and (= main_~b~0 main_~v~0) (<= 0 main_~y~0) (= main_~s~0 0) (<= (div main_~k~0 2) 1) (<= main_~y~0 10) (= main_~p~0 0) (= (+ main_~c~0 (* main_~b~0 2)) main_~y~0) (= main_~r~0 1) (= (mod main_~k~0 2) 0) (= main_~b~0 main_~x~0) (= main_~d~0 1) (= (* main_~b~0 main_~k~0) (* main_~b~0 2)) (= main_~q~0 1))} ~c~0 := ~c~0 - ~v~0;~k~0 := ~k~0 + ~d~0; {41648#(and (<= 0 main_~y~0) (= main_~s~0 0) (<= main_~y~0 10) (= main_~p~0 0) (= main_~r~0 1) (= (* (+ (- 1) main_~k~0) main_~b~0) (* main_~b~0 2)) (= main_~b~0 main_~x~0) (<= (div (+ (- 1) main_~k~0) 2) 1) (= (mod (+ main_~k~0 1) 2) 0) (= (+ (* main_~b~0 (- 3)) main_~y~0) main_~c~0) (= main_~q~0 1))} is VALID [2022-04-08 12:42:48,847 INFO L290 TraceCheckUtils]: 107: Hoare triple {41648#(and (<= 0 main_~y~0) (= main_~s~0 0) (<= main_~y~0 10) (= main_~p~0 0) (= main_~r~0 1) (= (* (+ (- 1) main_~k~0) main_~b~0) (* main_~b~0 2)) (= main_~b~0 main_~x~0) (<= (div (+ (- 1) main_~k~0) 2) 1) (= (mod (+ main_~k~0 1) 2) 0) (= (+ (* main_~b~0 (- 3)) main_~y~0) main_~c~0) (= main_~q~0 1))} assume !false; {41648#(and (<= 0 main_~y~0) (= main_~s~0 0) (<= main_~y~0 10) (= main_~p~0 0) (= main_~r~0 1) (= (* (+ (- 1) main_~k~0) main_~b~0) (* main_~b~0 2)) (= main_~b~0 main_~x~0) (<= (div (+ (- 1) main_~k~0) 2) 1) (= (mod (+ main_~k~0 1) 2) 0) (= (+ (* main_~b~0 (- 3)) main_~y~0) main_~c~0) (= main_~q~0 1))} is VALID [2022-04-08 12:42:48,848 INFO L290 TraceCheckUtils]: 108: Hoare triple {41648#(and (<= 0 main_~y~0) (= main_~s~0 0) (<= main_~y~0 10) (= main_~p~0 0) (= main_~r~0 1) (= (* (+ (- 1) main_~k~0) main_~b~0) (* main_~b~0 2)) (= main_~b~0 main_~x~0) (<= (div (+ (- 1) main_~k~0) 2) 1) (= (mod (+ main_~k~0 1) 2) 0) (= (+ (* main_~b~0 (- 3)) main_~y~0) main_~c~0) (= main_~q~0 1))} assume !(~c~0 >= ~b~0); {41655#(and (<= 0 main_~y~0) (= main_~s~0 0) (<= main_~y~0 10) (= main_~p~0 0) (= main_~r~0 1) (= (+ main_~c~0 (* main_~b~0 3)) main_~y~0) (= main_~b~0 main_~x~0) (< main_~c~0 main_~b~0) (= main_~q~0 1) (= (* main_~b~0 main_~k~0) (* main_~b~0 3)))} is VALID [2022-04-08 12:42:48,849 INFO L290 TraceCheckUtils]: 109: Hoare triple {41655#(and (<= 0 main_~y~0) (= main_~s~0 0) (<= main_~y~0 10) (= main_~p~0 0) (= main_~r~0 1) (= (+ main_~c~0 (* main_~b~0 3)) main_~y~0) (= main_~b~0 main_~x~0) (< main_~c~0 main_~b~0) (= main_~q~0 1) (= (* main_~b~0 main_~k~0) (* main_~b~0 3)))} ~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; {41659#(and (<= 0 main_~y~0) (= main_~r~0 0) (= (* main_~x~0 3) (* main_~x~0 (* (- 1) main_~q~0))) (<= main_~y~0 10) (= main_~s~0 1) (< main_~y~0 (* main_~x~0 4)) (= main_~a~0 main_~x~0) (= main_~p~0 1) (= main_~b~0 (+ main_~y~0 (* main_~x~0 (- 3)))))} is VALID [2022-04-08 12:42:48,850 INFO L290 TraceCheckUtils]: 110: Hoare triple {41659#(and (<= 0 main_~y~0) (= main_~r~0 0) (= (* main_~x~0 3) (* main_~x~0 (* (- 1) main_~q~0))) (<= main_~y~0 10) (= main_~s~0 1) (< main_~y~0 (* main_~x~0 4)) (= main_~a~0 main_~x~0) (= main_~p~0 1) (= main_~b~0 (+ main_~y~0 (* main_~x~0 (- 3)))))} assume !false; {41659#(and (<= 0 main_~y~0) (= main_~r~0 0) (= (* main_~x~0 3) (* main_~x~0 (* (- 1) main_~q~0))) (<= main_~y~0 10) (= main_~s~0 1) (< main_~y~0 (* main_~x~0 4)) (= main_~a~0 main_~x~0) (= main_~p~0 1) (= main_~b~0 (+ main_~y~0 (* main_~x~0 (- 3)))))} is VALID [2022-04-08 12:42:48,850 INFO L290 TraceCheckUtils]: 111: Hoare triple {41659#(and (<= 0 main_~y~0) (= main_~r~0 0) (= (* main_~x~0 3) (* main_~x~0 (* (- 1) main_~q~0))) (<= main_~y~0 10) (= main_~s~0 1) (< main_~y~0 (* main_~x~0 4)) (= main_~a~0 main_~x~0) (= main_~p~0 1) (= main_~b~0 (+ main_~y~0 (* main_~x~0 (- 3)))))} assume !(0 != ~b~0); {41666#(and (= main_~r~0 0) (<= main_~y~0 10) (= main_~s~0 1) (= (+ (* main_~x~0 3) (* main_~q~0 main_~x~0)) 0) (< main_~y~0 (* main_~x~0 4)) (= (* main_~x~0 3) main_~y~0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 12:42:48,852 INFO L272 TraceCheckUtils]: 112: Hoare triple {41666#(and (= main_~r~0 0) (<= main_~y~0 10) (= main_~s~0 1) (= (+ (* main_~x~0 3) (* main_~q~0 main_~x~0)) 0) (< main_~y~0 (* main_~x~0 4)) (= (* main_~x~0 3) main_~y~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)); {41670#(<= 1 |__VERIFIER_assert_#in~cond|)} is VALID [2022-04-08 12:42:48,852 INFO L290 TraceCheckUtils]: 113: Hoare triple {41670#(<= 1 |__VERIFIER_assert_#in~cond|)} ~cond := #in~cond; {41674#(<= 1 __VERIFIER_assert_~cond)} is VALID [2022-04-08 12:42:48,852 INFO L290 TraceCheckUtils]: 114: Hoare triple {41674#(<= 1 __VERIFIER_assert_~cond)} assume 0 == ~cond; {41312#false} is VALID [2022-04-08 12:42:48,852 INFO L290 TraceCheckUtils]: 115: Hoare triple {41312#false} assume !false; {41312#false} is VALID [2022-04-08 12:42:48,853 INFO L134 CoverageAnalysis]: Checked inductivity of 350 backedges. 46 proven. 85 refuted. 0 times theorem prover too weak. 219 trivial. 0 not checked. [2022-04-08 12:42:48,853 INFO L328 TraceCheckSpWp]: Computing backward predicates...