/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/egcd2-ll_valuebound5.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-fb4f59a-m [2022-04-28 12:22:54,420 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-04-28 12:22:54,422 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-04-28 12:22:54,489 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2022-04-28 12:22:54,536 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-04-28 12:22:54,537 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-04-28 12:22:54,539 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-04-28 12:22:54,540 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationQvasr_64.epf [2022-04-28 12:22:54,550 INFO L113 SettingsManager]: Loading preferences was successful [2022-04-28 12:22:54,550 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-04-28 12:22:54,552 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-04-28 12:22:54,552 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-04-28 12:22:54,552 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-04-28 12:22:54,552 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-04-28 12:22:54,552 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-04-28 12:22:54,552 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-04-28 12:22:54,553 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-04-28 12:22:54,553 INFO L138 SettingsManager]: * Use constant arrays=true [2022-04-28 12:22:54,553 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-04-28 12:22:54,554 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-04-28 12:22:54,554 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-04-28 12:22:54,554 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-04-28 12:22:54,554 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-04-28 12:22:54,554 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-04-28 12:22:54,554 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-04-28 12:22:54,554 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_NestedInterpolation [2022-04-28 12:22:54,555 INFO L138 SettingsManager]: * Trace refinement strategy=ACCELERATED_INTERPOLATION [2022-04-28 12:22:54,555 INFO L138 SettingsManager]: * Trace refinement strategy used in Accelerated Interpolation=CAMEL [2022-04-28 12:22:54,555 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-04-28 12:22:54,555 INFO L138 SettingsManager]: * Loop acceleration method that is used by accelerated interpolation=QVASR [2022-04-28 12:22:54,555 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.core: Log level for class -> de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN; [2022-04-28 12:22:54,800 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-04-28 12:22:54,821 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-04-28 12:22:54,823 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-04-28 12:22:54,824 INFO L271 PluginConnector]: Initializing CDTParser... [2022-04-28 12:22:54,824 INFO L275 PluginConnector]: CDTParser initialized [2022-04-28 12:22:54,825 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/nla-digbench-scaling/egcd2-ll_valuebound5.c [2022-04-28 12:22:54,873 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e35f5ad37/4fe059493cd84bad83d3e5ac11d65f29/FLAGe8c1d5189 [2022-04-28 12:22:55,230 INFO L306 CDTParser]: Found 1 translation units. [2022-04-28 12:22:55,230 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/nla-digbench-scaling/egcd2-ll_valuebound5.c [2022-04-28 12:22:55,242 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e35f5ad37/4fe059493cd84bad83d3e5ac11d65f29/FLAGe8c1d5189 [2022-04-28 12:22:55,254 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e35f5ad37/4fe059493cd84bad83d3e5ac11d65f29 [2022-04-28 12:22:55,256 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-04-28 12:22:55,256 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2022-04-28 12:22:55,258 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-04-28 12:22:55,258 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-04-28 12:22:55,261 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-04-28 12:22:55,264 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.04 12:22:55" (1/1) ... [2022-04-28 12:22:55,265 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@41f50cb5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 12:22:55, skipping insertion in model container [2022-04-28 12:22:55,265 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.04 12:22:55" (1/1) ... [2022-04-28 12:22:55,270 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-04-28 12:22:55,280 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-04-28 12:22:55,430 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/egcd2-ll_valuebound5.c[490,503] [2022-04-28 12:22:55,448 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-04-28 12:22:55,453 INFO L203 MainTranslator]: Completed pre-run [2022-04-28 12:22:55,460 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/egcd2-ll_valuebound5.c[490,503] [2022-04-28 12:22:55,485 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-04-28 12:22:55,494 INFO L208 MainTranslator]: Completed translation [2022-04-28 12:22:55,494 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 12:22:55 WrapperNode [2022-04-28 12:22:55,494 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-04-28 12:22:55,495 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-04-28 12:22:55,495 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-04-28 12:22:55,496 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-04-28 12:22:55,503 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 12:22:55" (1/1) ... [2022-04-28 12:22:55,503 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 12:22:55" (1/1) ... [2022-04-28 12:22:55,509 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 12:22:55" (1/1) ... [2022-04-28 12:22:55,511 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 12:22:55" (1/1) ... [2022-04-28 12:22:55,525 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 12:22:55" (1/1) ... [2022-04-28 12:22:55,528 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 12:22:55" (1/1) ... [2022-04-28 12:22:55,529 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 12:22:55" (1/1) ... [2022-04-28 12:22:55,530 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-04-28 12:22:55,530 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-04-28 12:22:55,530 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-04-28 12:22:55,531 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-04-28 12:22:55,531 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 12:22:55" (1/1) ... [2022-04-28 12:22:55,539 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-04-28 12:22:55,547 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-28 12:22:55,568 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) [2022-04-28 12:22:55,575 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 [2022-04-28 12:22:55,601 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2022-04-28 12:22:55,601 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-04-28 12:22:55,601 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2022-04-28 12:22:55,602 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-04-28 12:22:55,602 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-04-28 12:22:55,602 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2022-04-28 12:22:55,602 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2022-04-28 12:22:55,602 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2022-04-28 12:22:55,602 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2022-04-28 12:22:55,603 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-04-28 12:22:55,603 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2022-04-28 12:22:55,603 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-04-28 12:22:55,603 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-04-28 12:22:55,604 INFO L130 BoogieDeclarations]: Found specification of procedure main [2022-04-28 12:22:55,604 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2022-04-28 12:22:55,605 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-04-28 12:22:55,605 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-04-28 12:22:55,606 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-04-28 12:22:55,606 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-04-28 12:22:55,606 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-04-28 12:22:55,651 INFO L234 CfgBuilder]: Building ICFG [2022-04-28 12:22:55,652 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-04-28 12:22:55,827 INFO L275 CfgBuilder]: Performing block encoding [2022-04-28 12:22:55,831 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-04-28 12:22:55,832 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2022-04-28 12:22:55,836 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.04 12:22:55 BoogieIcfgContainer [2022-04-28 12:22:55,836 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-04-28 12:22:55,837 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-04-28 12:22:55,837 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-04-28 12:22:55,842 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-04-28 12:22:55,842 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.04 12:22:55" (1/3) ... [2022-04-28 12:22:55,843 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@61b7cedd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.04 12:22:55, skipping insertion in model container [2022-04-28 12:22:55,843 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 12:22:55" (2/3) ... [2022-04-28 12:22:55,843 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@61b7cedd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.04 12:22:55, skipping insertion in model container [2022-04-28 12:22:55,843 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.04 12:22:55" (3/3) ... [2022-04-28 12:22:55,844 INFO L111 eAbstractionObserver]: Analyzing ICFG egcd2-ll_valuebound5.c [2022-04-28 12:22:55,855 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2022-04-28 12:22:55,855 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-04-28 12:22:55,880 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-04-28 12:22:55,884 INFO L357 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, mPorIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@6cac4ea0, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@13b8713f [2022-04-28 12:22:55,884 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-04-28 12:22:55,889 INFO L276 IsEmpty]: Start isEmpty. Operand has 40 states, 20 states have (on average 1.45) internal successors, (29), 22 states have internal predecessors, (29), 14 states have call successors, (14), 4 states have call predecessors, (14), 4 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2022-04-28 12:22:55,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-04-28 12:22:55,895 INFO L187 NwaCegarLoop]: Found error trace [2022-04-28 12:22:55,895 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 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] [2022-04-28 12:22:55,896 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-28 12:22:55,900 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-28 12:22:55,900 INFO L85 PathProgramCache]: Analyzing trace with hash -587582002, now seen corresponding path program 1 times [2022-04-28 12:22:55,909 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-28 12:22:55,909 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [1840139822] [2022-04-28 12:22:55,916 INFO L202 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-04-28 12:22:55,916 INFO L85 PathProgramCache]: Analyzing trace with hash -587582002, now seen corresponding path program 2 times [2022-04-28 12:22:55,918 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-28 12:22:55,918 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1024253916] [2022-04-28 12:22:55,918 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-28 12:22:55,919 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-28 12:22:55,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-28 12:22:56,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-28 12:22:56,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-28 12:22:56,085 INFO L290 TraceCheckUtils]: 0: Hoare triple {72#(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 [2022-04-28 12:22:56,085 INFO L290 TraceCheckUtils]: 1: Hoare triple {43#true} assume true; {43#true} is VALID [2022-04-28 12:22:56,085 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {43#true} {43#true} #103#return; {43#true} is VALID [2022-04-28 12:22:56,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-04-28 12:22:56,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-28 12:22:56,093 INFO L290 TraceCheckUtils]: 0: Hoare triple {43#true} ~cond := #in~cond; {43#true} is VALID [2022-04-28 12:22:56,093 INFO L290 TraceCheckUtils]: 1: Hoare triple {43#true} assume 0 == ~cond;assume false; {44#false} is VALID [2022-04-28 12:22:56,094 INFO L290 TraceCheckUtils]: 2: Hoare triple {44#false} assume true; {44#false} is VALID [2022-04-28 12:22:56,094 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {44#false} {43#true} #79#return; {44#false} is VALID [2022-04-28 12:22:56,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-04-28 12:22:56,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-28 12:22:56,106 INFO L290 TraceCheckUtils]: 0: Hoare triple {43#true} ~cond := #in~cond; {43#true} is VALID [2022-04-28 12:22:56,106 INFO L290 TraceCheckUtils]: 1: Hoare triple {43#true} assume 0 == ~cond;assume false; {44#false} is VALID [2022-04-28 12:22:56,106 INFO L290 TraceCheckUtils]: 2: Hoare triple {44#false} assume true; {44#false} is VALID [2022-04-28 12:22:56,107 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {44#false} {44#false} #81#return; {44#false} is VALID [2022-04-28 12:22:56,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-04-28 12:22:56,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-28 12:22:56,112 INFO L290 TraceCheckUtils]: 0: Hoare triple {43#true} ~cond := #in~cond; {43#true} is VALID [2022-04-28 12:22:56,113 INFO L290 TraceCheckUtils]: 1: Hoare triple {43#true} assume 0 == ~cond;assume false; {44#false} is VALID [2022-04-28 12:22:56,113 INFO L290 TraceCheckUtils]: 2: Hoare triple {44#false} assume true; {44#false} is VALID [2022-04-28 12:22:56,113 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {44#false} {44#false} #83#return; {44#false} is VALID [2022-04-28 12:22:56,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-04-28 12:22:56,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-28 12:22:56,118 INFO L290 TraceCheckUtils]: 0: Hoare triple {43#true} ~cond := #in~cond; {43#true} is VALID [2022-04-28 12:22:56,118 INFO L290 TraceCheckUtils]: 1: Hoare triple {43#true} assume 0 == ~cond;assume false; {44#false} is VALID [2022-04-28 12:22:56,119 INFO L290 TraceCheckUtils]: 2: Hoare triple {44#false} assume true; {44#false} is VALID [2022-04-28 12:22:56,119 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {44#false} {44#false} #85#return; {44#false} is VALID [2022-04-28 12:22:56,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-04-28 12:22:56,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-28 12:22:56,124 INFO L290 TraceCheckUtils]: 0: Hoare triple {43#true} ~cond := #in~cond; {43#true} is VALID [2022-04-28 12:22:56,124 INFO L290 TraceCheckUtils]: 1: Hoare triple {43#true} assume 0 == ~cond;assume false; {44#false} is VALID [2022-04-28 12:22:56,124 INFO L290 TraceCheckUtils]: 2: Hoare triple {44#false} assume true; {44#false} is VALID [2022-04-28 12:22:56,125 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {44#false} {44#false} #87#return; {44#false} is VALID [2022-04-28 12:22:56,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-04-28 12:22:56,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-28 12:22:56,130 INFO L290 TraceCheckUtils]: 0: Hoare triple {43#true} ~cond := #in~cond; {43#true} is VALID [2022-04-28 12:22:56,130 INFO L290 TraceCheckUtils]: 1: Hoare triple {43#true} assume 0 == ~cond;assume false; {44#false} is VALID [2022-04-28 12:22:56,130 INFO L290 TraceCheckUtils]: 2: Hoare triple {44#false} assume true; {44#false} is VALID [2022-04-28 12:22:56,131 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {44#false} {44#false} #89#return; {44#false} is VALID [2022-04-28 12:22:56,132 INFO L272 TraceCheckUtils]: 0: Hoare triple {43#true} call ULTIMATE.init(); {72#(and (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|))} is VALID [2022-04-28 12:22:56,132 INFO L290 TraceCheckUtils]: 1: Hoare triple {72#(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 [2022-04-28 12:22:56,132 INFO L290 TraceCheckUtils]: 2: Hoare triple {43#true} assume true; {43#true} is VALID [2022-04-28 12:22:56,132 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {43#true} {43#true} #103#return; {43#true} is VALID [2022-04-28 12:22:56,133 INFO L272 TraceCheckUtils]: 4: Hoare triple {43#true} call #t~ret6 := main(); {43#true} is VALID [2022-04-28 12:22:56,133 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;havoc ~c~0;havoc ~k~0;havoc ~xy~0;havoc ~yy~0;assume -2147483648 <= #t~nondet4 && #t~nondet4 <= 2147483647;~x~0 := #t~nondet4;havoc #t~nondet4; {43#true} is VALID [2022-04-28 12:22:56,133 INFO L272 TraceCheckUtils]: 6: Hoare triple {43#true} call assume_abort_if_not((if ~x~0 >= 0 && ~x~0 <= 5 then 1 else 0)); {43#true} is VALID [2022-04-28 12:22:56,133 INFO L290 TraceCheckUtils]: 7: Hoare triple {43#true} ~cond := #in~cond; {43#true} is VALID [2022-04-28 12:22:56,134 INFO L290 TraceCheckUtils]: 8: Hoare triple {43#true} assume 0 == ~cond;assume false; {44#false} is VALID [2022-04-28 12:22:56,134 INFO L290 TraceCheckUtils]: 9: Hoare triple {44#false} assume true; {44#false} is VALID [2022-04-28 12:22:56,134 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {44#false} {43#true} #79#return; {44#false} is VALID [2022-04-28 12:22:56,135 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 [2022-04-28 12:22:56,135 INFO L272 TraceCheckUtils]: 12: Hoare triple {44#false} call assume_abort_if_not((if ~y~0 >= 0 && ~y~0 <= 5 then 1 else 0)); {43#true} is VALID [2022-04-28 12:22:56,135 INFO L290 TraceCheckUtils]: 13: Hoare triple {43#true} ~cond := #in~cond; {43#true} is VALID [2022-04-28 12:22:56,136 INFO L290 TraceCheckUtils]: 14: Hoare triple {43#true} assume 0 == ~cond;assume false; {44#false} is VALID [2022-04-28 12:22:56,136 INFO L290 TraceCheckUtils]: 15: Hoare triple {44#false} assume true; {44#false} is VALID [2022-04-28 12:22:56,136 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {44#false} {44#false} #81#return; {44#false} is VALID [2022-04-28 12:22:56,137 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 [2022-04-28 12:22:56,137 INFO L290 TraceCheckUtils]: 18: Hoare triple {43#true} ~cond := #in~cond; {43#true} is VALID [2022-04-28 12:22:56,137 INFO L290 TraceCheckUtils]: 19: Hoare triple {43#true} assume 0 == ~cond;assume false; {44#false} is VALID [2022-04-28 12:22:56,138 INFO L290 TraceCheckUtils]: 20: Hoare triple {44#false} assume true; {44#false} is VALID [2022-04-28 12:22:56,138 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {44#false} {44#false} #83#return; {44#false} is VALID [2022-04-28 12:22:56,138 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 [2022-04-28 12:22:56,138 INFO L290 TraceCheckUtils]: 23: Hoare triple {43#true} ~cond := #in~cond; {43#true} is VALID [2022-04-28 12:22:56,139 INFO L290 TraceCheckUtils]: 24: Hoare triple {43#true} assume 0 == ~cond;assume false; {44#false} is VALID [2022-04-28 12:22:56,139 INFO L290 TraceCheckUtils]: 25: Hoare triple {44#false} assume true; {44#false} is VALID [2022-04-28 12:22:56,139 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {44#false} {44#false} #85#return; {44#false} is VALID [2022-04-28 12:22:56,140 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;~c~0 := 0;~k~0 := 0;~xy~0 := ~x~0 * ~y~0;~yy~0 := ~y~0 * ~y~0; {44#false} is VALID [2022-04-28 12:22:56,140 INFO L272 TraceCheckUtils]: 28: Hoare triple {44#false} call assume_abort_if_not((if ~xy~0 < 2147483647 then 1 else 0)); {43#true} is VALID [2022-04-28 12:22:56,140 INFO L290 TraceCheckUtils]: 29: Hoare triple {43#true} ~cond := #in~cond; {43#true} is VALID [2022-04-28 12:22:56,141 INFO L290 TraceCheckUtils]: 30: Hoare triple {43#true} assume 0 == ~cond;assume false; {44#false} is VALID [2022-04-28 12:22:56,141 INFO L290 TraceCheckUtils]: 31: Hoare triple {44#false} assume true; {44#false} is VALID [2022-04-28 12:22:56,141 INFO L284 TraceCheckUtils]: 32: Hoare quadruple {44#false} {44#false} #87#return; {44#false} is VALID [2022-04-28 12:22:56,141 INFO L272 TraceCheckUtils]: 33: Hoare triple {44#false} call assume_abort_if_not((if ~yy~0 < 2147483647 then 1 else 0)); {43#true} is VALID [2022-04-28 12:22:56,142 INFO L290 TraceCheckUtils]: 34: Hoare triple {43#true} ~cond := #in~cond; {43#true} is VALID [2022-04-28 12:22:56,142 INFO L290 TraceCheckUtils]: 35: Hoare triple {43#true} assume 0 == ~cond;assume false; {44#false} is VALID [2022-04-28 12:22:56,142 INFO L290 TraceCheckUtils]: 36: Hoare triple {44#false} assume true; {44#false} is VALID [2022-04-28 12:22:56,143 INFO L284 TraceCheckUtils]: 37: Hoare quadruple {44#false} {44#false} #89#return; {44#false} is VALID [2022-04-28 12:22:56,143 INFO L290 TraceCheckUtils]: 38: Hoare triple {44#false} assume !true; {44#false} is VALID [2022-04-28 12:22:56,143 INFO L272 TraceCheckUtils]: 39: Hoare triple {44#false} call __VERIFIER_assert((if 0 == ~q~0 * ~x~0 + ~s~0 * ~y~0 then 1 else 0)); {44#false} is VALID [2022-04-28 12:22:56,143 INFO L290 TraceCheckUtils]: 40: Hoare triple {44#false} ~cond := #in~cond; {44#false} is VALID [2022-04-28 12:22:56,144 INFO L290 TraceCheckUtils]: 41: Hoare triple {44#false} assume 0 == ~cond; {44#false} is VALID [2022-04-28 12:22:56,144 INFO L290 TraceCheckUtils]: 42: Hoare triple {44#false} assume !false; {44#false} is VALID [2022-04-28 12:22:56,144 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2022-04-28 12:22:56,145 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-28 12:22:56,145 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1024253916] [2022-04-28 12:22:56,146 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1024253916] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-28 12:22:56,146 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-28 12:22:56,146 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-04-28 12:22:56,148 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-28 12:22:56,148 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [1840139822] [2022-04-28 12:22:56,149 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [1840139822] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-28 12:22:56,149 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-28 12:22:56,149 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-04-28 12:22:56,149 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [699710277] [2022-04-28 12:22:56,150 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-28 12:22:56,154 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, (9), 3 states have call predecessors, (9), 2 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 43 [2022-04-28 12:22:56,155 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-28 12:22:56,158 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, (9), 3 states have call predecessors, (9), 2 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-04-28 12:22:56,205 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 28 edges. 28 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-28 12:22:56,205 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-04-28 12:22:56,205 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-28 12:22:56,224 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-04-28 12:22:56,225 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-04-28 12:22:56,228 INFO L87 Difference]: Start difference. First operand has 40 states, 20 states have (on average 1.45) internal successors, (29), 22 states have internal predecessors, (29), 14 states have call successors, (14), 4 states have call predecessors, (14), 4 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) 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, (9), 3 states have call predecessors, (9), 2 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-04-28 12:22:56,412 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-28 12:22:56,413 INFO L93 Difference]: Finished difference Result 73 states and 118 transitions. [2022-04-28 12:22:56,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-28 12:22:56,414 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, (9), 3 states have call predecessors, (9), 2 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 43 [2022-04-28 12:22:56,414 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-28 12:22:56,415 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, (9), 3 states have call predecessors, (9), 2 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-04-28 12:22:56,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 118 transitions. [2022-04-28 12:22:56,426 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, (9), 3 states have call predecessors, (9), 2 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-04-28 12:22:56,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 118 transitions. [2022-04-28 12:22:56,431 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 3 states and 118 transitions. [2022-04-28 12:22:56,550 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 118 edges. 118 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-28 12:22:56,557 INFO L225 Difference]: With dead ends: 73 [2022-04-28 12:22:56,557 INFO L226 Difference]: Without dead ends: 35 [2022-04-28 12:22:56,559 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-04-28 12:22:56,561 INFO L413 NwaCegarLoop]: 39 mSDtfsCounter, 20 mSDsluCounter, 3 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 32 SdHoareTripleChecker+Valid, 42 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-04-28 12:22:56,561 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [32 Valid, 42 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-04-28 12:22:56,571 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states. [2022-04-28 12:22:56,581 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 35. [2022-04-28 12:22:56,581 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-28 12:22:56,582 INFO L82 GeneralOperation]: Start isEquivalent. First operand 35 states. Second operand has 35 states, 17 states have (on average 1.1764705882352942) internal successors, (20), 19 states have internal predecessors, (20), 14 states have call successors, (14), 4 states have call predecessors, (14), 3 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2022-04-28 12:22:56,582 INFO L74 IsIncluded]: Start isIncluded. First operand 35 states. Second operand has 35 states, 17 states have (on average 1.1764705882352942) internal successors, (20), 19 states have internal predecessors, (20), 14 states have call successors, (14), 4 states have call predecessors, (14), 3 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2022-04-28 12:22:56,583 INFO L87 Difference]: Start difference. First operand 35 states. Second operand has 35 states, 17 states have (on average 1.1764705882352942) internal successors, (20), 19 states have internal predecessors, (20), 14 states have call successors, (14), 4 states have call predecessors, (14), 3 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2022-04-28 12:22:56,586 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-28 12:22:56,586 INFO L93 Difference]: Finished difference Result 35 states and 46 transitions. [2022-04-28 12:22:56,586 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 46 transitions. [2022-04-28 12:22:56,587 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-28 12:22:56,587 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-28 12:22:56,587 INFO L74 IsIncluded]: Start isIncluded. First operand has 35 states, 17 states have (on average 1.1764705882352942) internal successors, (20), 19 states have internal predecessors, (20), 14 states have call successors, (14), 4 states have call predecessors, (14), 3 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) Second operand 35 states. [2022-04-28 12:22:56,587 INFO L87 Difference]: Start difference. First operand has 35 states, 17 states have (on average 1.1764705882352942) internal successors, (20), 19 states have internal predecessors, (20), 14 states have call successors, (14), 4 states have call predecessors, (14), 3 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) Second operand 35 states. [2022-04-28 12:22:56,603 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-28 12:22:56,603 INFO L93 Difference]: Finished difference Result 35 states and 46 transitions. [2022-04-28 12:22:56,604 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 46 transitions. [2022-04-28 12:22:56,604 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-28 12:22:56,604 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-28 12:22:56,604 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-28 12:22:56,605 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-28 12:22:56,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 35 states, 17 states have (on average 1.1764705882352942) internal successors, (20), 19 states have internal predecessors, (20), 14 states have call successors, (14), 4 states have call predecessors, (14), 3 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2022-04-28 12:22:56,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 46 transitions. [2022-04-28 12:22:56,608 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 46 transitions. Word has length 43 [2022-04-28 12:22:56,608 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-28 12:22:56,608 INFO L495 AbstractCegarLoop]: Abstraction has 35 states and 46 transitions. [2022-04-28 12:22:56,608 INFO L496 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, (9), 3 states have call predecessors, (9), 2 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-04-28 12:22:56,608 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 35 states and 46 transitions. [2022-04-28 12:22:56,654 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 46 edges. 46 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-28 12:22:56,655 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 46 transitions. [2022-04-28 12:22:56,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-04-28 12:22:56,656 INFO L187 NwaCegarLoop]: Found error trace [2022-04-28 12:22:56,656 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 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] [2022-04-28 12:22:56,656 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-04-28 12:22:56,656 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-28 12:22:56,657 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-28 12:22:56,657 INFO L85 PathProgramCache]: Analyzing trace with hash 987777007, now seen corresponding path program 1 times [2022-04-28 12:22:56,657 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-28 12:22:56,657 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [772109138] [2022-04-28 12:22:56,657 INFO L202 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-04-28 12:22:56,657 INFO L85 PathProgramCache]: Analyzing trace with hash 987777007, now seen corresponding path program 2 times [2022-04-28 12:22:56,658 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-28 12:22:56,658 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [936319374] [2022-04-28 12:22:56,658 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-28 12:22:56,658 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-28 12:22:56,677 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-04-28 12:22:56,678 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2127742653] [2022-04-28 12:22:56,678 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-04-28 12:22:56,678 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-28 12:22:56,678 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-28 12:22:56,681 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) [2022-04-28 12:22:56,682 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-04-28 12:22:56,734 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-04-28 12:22:56,735 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-28 12:22:56,736 INFO L263 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 7 conjunts are in the unsatisfiable core [2022-04-28 12:22:56,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-28 12:22:56,761 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-28 12:22:56,938 INFO L272 TraceCheckUtils]: 0: Hoare triple {361#true} call ULTIMATE.init(); {361#true} is VALID [2022-04-28 12:22:56,939 INFO L290 TraceCheckUtils]: 1: Hoare triple {361#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); {361#true} is VALID [2022-04-28 12:22:56,939 INFO L290 TraceCheckUtils]: 2: Hoare triple {361#true} assume true; {361#true} is VALID [2022-04-28 12:22:56,942 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {361#true} {361#true} #103#return; {361#true} is VALID [2022-04-28 12:22:56,942 INFO L272 TraceCheckUtils]: 4: Hoare triple {361#true} call #t~ret6 := main(); {361#true} is VALID [2022-04-28 12:22:56,942 INFO L290 TraceCheckUtils]: 5: Hoare triple {361#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;havoc ~c~0;havoc ~k~0;havoc ~xy~0;havoc ~yy~0;assume -2147483648 <= #t~nondet4 && #t~nondet4 <= 2147483647;~x~0 := #t~nondet4;havoc #t~nondet4; {361#true} is VALID [2022-04-28 12:22:56,942 INFO L272 TraceCheckUtils]: 6: Hoare triple {361#true} call assume_abort_if_not((if ~x~0 >= 0 && ~x~0 <= 5 then 1 else 0)); {361#true} is VALID [2022-04-28 12:22:56,943 INFO L290 TraceCheckUtils]: 7: Hoare triple {361#true} ~cond := #in~cond; {361#true} is VALID [2022-04-28 12:22:56,943 INFO L290 TraceCheckUtils]: 8: Hoare triple {361#true} assume !(0 == ~cond); {361#true} is VALID [2022-04-28 12:22:56,943 INFO L290 TraceCheckUtils]: 9: Hoare triple {361#true} assume true; {361#true} is VALID [2022-04-28 12:22:56,943 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {361#true} {361#true} #79#return; {361#true} is VALID [2022-04-28 12:22:56,943 INFO L290 TraceCheckUtils]: 11: Hoare triple {361#true} assume -2147483648 <= #t~nondet5 && #t~nondet5 <= 2147483647;~y~0 := #t~nondet5;havoc #t~nondet5; {361#true} is VALID [2022-04-28 12:22:56,944 INFO L272 TraceCheckUtils]: 12: Hoare triple {361#true} call assume_abort_if_not((if ~y~0 >= 0 && ~y~0 <= 5 then 1 else 0)); {361#true} is VALID [2022-04-28 12:22:56,944 INFO L290 TraceCheckUtils]: 13: Hoare triple {361#true} ~cond := #in~cond; {361#true} is VALID [2022-04-28 12:22:56,944 INFO L290 TraceCheckUtils]: 14: Hoare triple {361#true} assume !(0 == ~cond); {361#true} is VALID [2022-04-28 12:22:56,944 INFO L290 TraceCheckUtils]: 15: Hoare triple {361#true} assume true; {361#true} is VALID [2022-04-28 12:22:56,944 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {361#true} {361#true} #81#return; {361#true} is VALID [2022-04-28 12:22:56,946 INFO L272 TraceCheckUtils]: 17: Hoare triple {361#true} call assume_abort_if_not((if ~x~0 >= 1 then 1 else 0)); {361#true} is VALID [2022-04-28 12:22:56,946 INFO L290 TraceCheckUtils]: 18: Hoare triple {361#true} ~cond := #in~cond; {361#true} is VALID [2022-04-28 12:22:56,946 INFO L290 TraceCheckUtils]: 19: Hoare triple {361#true} assume !(0 == ~cond); {361#true} is VALID [2022-04-28 12:22:56,946 INFO L290 TraceCheckUtils]: 20: Hoare triple {361#true} assume true; {361#true} is VALID [2022-04-28 12:22:56,946 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {361#true} {361#true} #83#return; {361#true} is VALID [2022-04-28 12:22:56,946 INFO L272 TraceCheckUtils]: 22: Hoare triple {361#true} call assume_abort_if_not((if ~y~0 >= 1 then 1 else 0)); {361#true} is VALID [2022-04-28 12:22:56,947 INFO L290 TraceCheckUtils]: 23: Hoare triple {361#true} ~cond := #in~cond; {435#(= assume_abort_if_not_~cond |assume_abort_if_not_#in~cond|)} is VALID [2022-04-28 12:22:56,947 INFO L290 TraceCheckUtils]: 24: Hoare triple {435#(= assume_abort_if_not_~cond |assume_abort_if_not_#in~cond|)} assume !(0 == ~cond); {439#(not (= |assume_abort_if_not_#in~cond| 0))} is VALID [2022-04-28 12:22:56,948 INFO L290 TraceCheckUtils]: 25: Hoare triple {439#(not (= |assume_abort_if_not_#in~cond| 0))} assume true; {439#(not (= |assume_abort_if_not_#in~cond| 0))} is VALID [2022-04-28 12:22:56,949 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {439#(not (= |assume_abort_if_not_#in~cond| 0))} {361#true} #85#return; {446#(<= 1 main_~y~0)} is VALID [2022-04-28 12:22:56,949 INFO L290 TraceCheckUtils]: 27: Hoare triple {446#(<= 1 main_~y~0)} ~a~0 := ~x~0;~b~0 := ~y~0;~p~0 := 1;~q~0 := 0;~r~0 := 0;~s~0 := 1;~c~0 := 0;~k~0 := 0;~xy~0 := ~x~0 * ~y~0;~yy~0 := ~y~0 * ~y~0; {450#(<= 1 main_~b~0)} is VALID [2022-04-28 12:22:56,949 INFO L272 TraceCheckUtils]: 28: Hoare triple {450#(<= 1 main_~b~0)} call assume_abort_if_not((if ~xy~0 < 2147483647 then 1 else 0)); {361#true} is VALID [2022-04-28 12:22:56,949 INFO L290 TraceCheckUtils]: 29: Hoare triple {361#true} ~cond := #in~cond; {361#true} is VALID [2022-04-28 12:22:56,955 INFO L290 TraceCheckUtils]: 30: Hoare triple {361#true} assume !(0 == ~cond); {361#true} is VALID [2022-04-28 12:22:56,955 INFO L290 TraceCheckUtils]: 31: Hoare triple {361#true} assume true; {361#true} is VALID [2022-04-28 12:22:56,956 INFO L284 TraceCheckUtils]: 32: Hoare quadruple {361#true} {450#(<= 1 main_~b~0)} #87#return; {450#(<= 1 main_~b~0)} is VALID [2022-04-28 12:22:56,957 INFO L272 TraceCheckUtils]: 33: Hoare triple {450#(<= 1 main_~b~0)} call assume_abort_if_not((if ~yy~0 < 2147483647 then 1 else 0)); {361#true} is VALID [2022-04-28 12:22:56,960 INFO L290 TraceCheckUtils]: 34: Hoare triple {361#true} ~cond := #in~cond; {361#true} is VALID [2022-04-28 12:22:56,960 INFO L290 TraceCheckUtils]: 35: Hoare triple {361#true} assume !(0 == ~cond); {361#true} is VALID [2022-04-28 12:22:56,965 INFO L290 TraceCheckUtils]: 36: Hoare triple {361#true} assume true; {361#true} is VALID [2022-04-28 12:22:56,966 INFO L284 TraceCheckUtils]: 37: Hoare quadruple {361#true} {450#(<= 1 main_~b~0)} #89#return; {450#(<= 1 main_~b~0)} is VALID [2022-04-28 12:22:56,966 INFO L290 TraceCheckUtils]: 38: Hoare triple {450#(<= 1 main_~b~0)} assume !false; {450#(<= 1 main_~b~0)} is VALID [2022-04-28 12:22:56,967 INFO L290 TraceCheckUtils]: 39: Hoare triple {450#(<= 1 main_~b~0)} assume !(0 != ~b~0); {362#false} is VALID [2022-04-28 12:22:56,967 INFO L272 TraceCheckUtils]: 40: Hoare triple {362#false} call __VERIFIER_assert((if 0 == ~q~0 * ~x~0 + ~s~0 * ~y~0 then 1 else 0)); {362#false} is VALID [2022-04-28 12:22:56,967 INFO L290 TraceCheckUtils]: 41: Hoare triple {362#false} ~cond := #in~cond; {362#false} is VALID [2022-04-28 12:22:56,967 INFO L290 TraceCheckUtils]: 42: Hoare triple {362#false} assume 0 == ~cond; {362#false} is VALID [2022-04-28 12:22:56,968 INFO L290 TraceCheckUtils]: 43: Hoare triple {362#false} assume !false; {362#false} is VALID [2022-04-28 12:22:56,968 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 9 proven. 6 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2022-04-28 12:22:56,969 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-28 12:22:57,292 INFO L290 TraceCheckUtils]: 43: Hoare triple {362#false} assume !false; {362#false} is VALID [2022-04-28 12:22:57,293 INFO L290 TraceCheckUtils]: 42: Hoare triple {362#false} assume 0 == ~cond; {362#false} is VALID [2022-04-28 12:22:57,293 INFO L290 TraceCheckUtils]: 41: Hoare triple {362#false} ~cond := #in~cond; {362#false} is VALID [2022-04-28 12:22:57,293 INFO L272 TraceCheckUtils]: 40: Hoare triple {362#false} call __VERIFIER_assert((if 0 == ~q~0 * ~x~0 + ~s~0 * ~y~0 then 1 else 0)); {362#false} is VALID [2022-04-28 12:22:57,295 INFO L290 TraceCheckUtils]: 39: Hoare triple {450#(<= 1 main_~b~0)} assume !(0 != ~b~0); {362#false} is VALID [2022-04-28 12:22:57,296 INFO L290 TraceCheckUtils]: 38: Hoare triple {450#(<= 1 main_~b~0)} assume !false; {450#(<= 1 main_~b~0)} is VALID [2022-04-28 12:22:57,308 INFO L284 TraceCheckUtils]: 37: Hoare quadruple {361#true} {450#(<= 1 main_~b~0)} #89#return; {450#(<= 1 main_~b~0)} is VALID [2022-04-28 12:22:57,308 INFO L290 TraceCheckUtils]: 36: Hoare triple {361#true} assume true; {361#true} is VALID [2022-04-28 12:22:57,308 INFO L290 TraceCheckUtils]: 35: Hoare triple {361#true} assume !(0 == ~cond); {361#true} is VALID [2022-04-28 12:22:57,308 INFO L290 TraceCheckUtils]: 34: Hoare triple {361#true} ~cond := #in~cond; {361#true} is VALID [2022-04-28 12:22:57,308 INFO L272 TraceCheckUtils]: 33: Hoare triple {450#(<= 1 main_~b~0)} call assume_abort_if_not((if ~yy~0 < 2147483647 then 1 else 0)); {361#true} is VALID [2022-04-28 12:22:57,309 INFO L284 TraceCheckUtils]: 32: Hoare quadruple {361#true} {450#(<= 1 main_~b~0)} #87#return; {450#(<= 1 main_~b~0)} is VALID [2022-04-28 12:22:57,309 INFO L290 TraceCheckUtils]: 31: Hoare triple {361#true} assume true; {361#true} is VALID [2022-04-28 12:22:57,309 INFO L290 TraceCheckUtils]: 30: Hoare triple {361#true} assume !(0 == ~cond); {361#true} is VALID [2022-04-28 12:22:57,310 INFO L290 TraceCheckUtils]: 29: Hoare triple {361#true} ~cond := #in~cond; {361#true} is VALID [2022-04-28 12:22:57,310 INFO L272 TraceCheckUtils]: 28: Hoare triple {450#(<= 1 main_~b~0)} call assume_abort_if_not((if ~xy~0 < 2147483647 then 1 else 0)); {361#true} is VALID [2022-04-28 12:22:57,310 INFO L290 TraceCheckUtils]: 27: Hoare triple {446#(<= 1 main_~y~0)} ~a~0 := ~x~0;~b~0 := ~y~0;~p~0 := 1;~q~0 := 0;~r~0 := 0;~s~0 := 1;~c~0 := 0;~k~0 := 0;~xy~0 := ~x~0 * ~y~0;~yy~0 := ~y~0 * ~y~0; {450#(<= 1 main_~b~0)} is VALID [2022-04-28 12:22:57,311 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {439#(not (= |assume_abort_if_not_#in~cond| 0))} {361#true} #85#return; {446#(<= 1 main_~y~0)} is VALID [2022-04-28 12:22:57,311 INFO L290 TraceCheckUtils]: 25: Hoare triple {439#(not (= |assume_abort_if_not_#in~cond| 0))} assume true; {439#(not (= |assume_abort_if_not_#in~cond| 0))} is VALID [2022-04-28 12:22:57,312 INFO L290 TraceCheckUtils]: 24: Hoare triple {559#(or (not (= |assume_abort_if_not_#in~cond| 0)) (= assume_abort_if_not_~cond 0))} assume !(0 == ~cond); {439#(not (= |assume_abort_if_not_#in~cond| 0))} is VALID [2022-04-28 12:22:57,312 INFO L290 TraceCheckUtils]: 23: Hoare triple {361#true} ~cond := #in~cond; {559#(or (not (= |assume_abort_if_not_#in~cond| 0)) (= assume_abort_if_not_~cond 0))} is VALID [2022-04-28 12:22:57,313 INFO L272 TraceCheckUtils]: 22: Hoare triple {361#true} call assume_abort_if_not((if ~y~0 >= 1 then 1 else 0)); {361#true} is VALID [2022-04-28 12:22:57,313 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {361#true} {361#true} #83#return; {361#true} is VALID [2022-04-28 12:22:57,313 INFO L290 TraceCheckUtils]: 20: Hoare triple {361#true} assume true; {361#true} is VALID [2022-04-28 12:22:57,313 INFO L290 TraceCheckUtils]: 19: Hoare triple {361#true} assume !(0 == ~cond); {361#true} is VALID [2022-04-28 12:22:57,313 INFO L290 TraceCheckUtils]: 18: Hoare triple {361#true} ~cond := #in~cond; {361#true} is VALID [2022-04-28 12:22:57,313 INFO L272 TraceCheckUtils]: 17: Hoare triple {361#true} call assume_abort_if_not((if ~x~0 >= 1 then 1 else 0)); {361#true} is VALID [2022-04-28 12:22:57,313 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {361#true} {361#true} #81#return; {361#true} is VALID [2022-04-28 12:22:57,314 INFO L290 TraceCheckUtils]: 15: Hoare triple {361#true} assume true; {361#true} is VALID [2022-04-28 12:22:57,314 INFO L290 TraceCheckUtils]: 14: Hoare triple {361#true} assume !(0 == ~cond); {361#true} is VALID [2022-04-28 12:22:57,314 INFO L290 TraceCheckUtils]: 13: Hoare triple {361#true} ~cond := #in~cond; {361#true} is VALID [2022-04-28 12:22:57,314 INFO L272 TraceCheckUtils]: 12: Hoare triple {361#true} call assume_abort_if_not((if ~y~0 >= 0 && ~y~0 <= 5 then 1 else 0)); {361#true} is VALID [2022-04-28 12:22:57,314 INFO L290 TraceCheckUtils]: 11: Hoare triple {361#true} assume -2147483648 <= #t~nondet5 && #t~nondet5 <= 2147483647;~y~0 := #t~nondet5;havoc #t~nondet5; {361#true} is VALID [2022-04-28 12:22:57,314 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {361#true} {361#true} #79#return; {361#true} is VALID [2022-04-28 12:22:57,314 INFO L290 TraceCheckUtils]: 9: Hoare triple {361#true} assume true; {361#true} is VALID [2022-04-28 12:22:57,315 INFO L290 TraceCheckUtils]: 8: Hoare triple {361#true} assume !(0 == ~cond); {361#true} is VALID [2022-04-28 12:22:57,315 INFO L290 TraceCheckUtils]: 7: Hoare triple {361#true} ~cond := #in~cond; {361#true} is VALID [2022-04-28 12:22:57,315 INFO L272 TraceCheckUtils]: 6: Hoare triple {361#true} call assume_abort_if_not((if ~x~0 >= 0 && ~x~0 <= 5 then 1 else 0)); {361#true} is VALID [2022-04-28 12:22:57,315 INFO L290 TraceCheckUtils]: 5: Hoare triple {361#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;havoc ~c~0;havoc ~k~0;havoc ~xy~0;havoc ~yy~0;assume -2147483648 <= #t~nondet4 && #t~nondet4 <= 2147483647;~x~0 := #t~nondet4;havoc #t~nondet4; {361#true} is VALID [2022-04-28 12:22:57,315 INFO L272 TraceCheckUtils]: 4: Hoare triple {361#true} call #t~ret6 := main(); {361#true} is VALID [2022-04-28 12:22:57,315 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {361#true} {361#true} #103#return; {361#true} is VALID [2022-04-28 12:22:57,315 INFO L290 TraceCheckUtils]: 2: Hoare triple {361#true} assume true; {361#true} is VALID [2022-04-28 12:22:57,316 INFO L290 TraceCheckUtils]: 1: Hoare triple {361#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); {361#true} is VALID [2022-04-28 12:22:57,316 INFO L272 TraceCheckUtils]: 0: Hoare triple {361#true} call ULTIMATE.init(); {361#true} is VALID [2022-04-28 12:22:57,316 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 9 proven. 6 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2022-04-28 12:22:57,316 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-28 12:22:57,316 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [936319374] [2022-04-28 12:22:57,316 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-04-28 12:22:57,317 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2127742653] [2022-04-28 12:22:57,317 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2127742653] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-28 12:22:57,317 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-04-28 12:22:57,317 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 7 [2022-04-28 12:22:57,319 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-28 12:22:57,319 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [772109138] [2022-04-28 12:22:57,319 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [772109138] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-28 12:22:57,320 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-28 12:22:57,320 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-04-28 12:22:57,320 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [217532674] [2022-04-28 12:22:57,320 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-28 12:22:57,321 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 2.6666666666666665) internal successors, (16), 5 states have internal predecessors, (16), 3 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (7), 3 states have call predecessors, (7), 2 states have call successors, (7) Word has length 44 [2022-04-28 12:22:57,321 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-28 12:22:57,322 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 6 states, 6 states have (on average 2.6666666666666665) internal successors, (16), 5 states have internal predecessors, (16), 3 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (7), 3 states have call predecessors, (7), 2 states have call successors, (7) [2022-04-28 12:22:57,343 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 32 edges. 32 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-28 12:22:57,344 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-04-28 12:22:57,344 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-28 12:22:57,344 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-04-28 12:22:57,345 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-04-28 12:22:57,345 INFO L87 Difference]: Start difference. First operand 35 states and 46 transitions. Second operand has 6 states, 6 states have (on average 2.6666666666666665) internal successors, (16), 5 states have internal predecessors, (16), 3 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (7), 3 states have call predecessors, (7), 2 states have call successors, (7) [2022-04-28 12:22:57,626 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-28 12:22:57,626 INFO L93 Difference]: Finished difference Result 52 states and 69 transitions. [2022-04-28 12:22:57,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-04-28 12:22:57,626 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 2.6666666666666665) internal successors, (16), 5 states have internal predecessors, (16), 3 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (7), 3 states have call predecessors, (7), 2 states have call successors, (7) Word has length 44 [2022-04-28 12:22:57,626 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-28 12:22:57,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 6 states have (on average 2.6666666666666665) internal successors, (16), 5 states have internal predecessors, (16), 3 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (7), 3 states have call predecessors, (7), 2 states have call successors, (7) [2022-04-28 12:22:57,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 69 transitions. [2022-04-28 12:22:57,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 6 states have (on average 2.6666666666666665) internal successors, (16), 5 states have internal predecessors, (16), 3 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (7), 3 states have call predecessors, (7), 2 states have call successors, (7) [2022-04-28 12:22:57,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 69 transitions. [2022-04-28 12:22:57,631 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 6 states and 69 transitions. [2022-04-28 12:22:57,692 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 69 edges. 69 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-28 12:22:57,694 INFO L225 Difference]: With dead ends: 52 [2022-04-28 12:22:57,694 INFO L226 Difference]: Without dead ends: 44 [2022-04-28 12:22:57,694 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 81 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2022-04-28 12:22:57,695 INFO L413 NwaCegarLoop]: 38 mSDtfsCounter, 19 mSDsluCounter, 90 mSDsCounter, 0 mSdLazyCounter, 90 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 24 SdHoareTripleChecker+Valid, 128 SdHoareTripleChecker+Invalid, 101 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 90 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-04-28 12:22:57,695 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [24 Valid, 128 Invalid, 101 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 90 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-04-28 12:22:57,696 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44 states. [2022-04-28 12:22:57,713 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44 to 37. [2022-04-28 12:22:57,713 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-28 12:22:57,714 INFO L82 GeneralOperation]: Start isEquivalent. First operand 44 states. Second operand has 37 states, 19 states have (on average 1.1578947368421053) internal successors, (22), 20 states have internal predecessors, (22), 14 states have call successors, (14), 4 states have call predecessors, (14), 3 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2022-04-28 12:22:57,714 INFO L74 IsIncluded]: Start isIncluded. First operand 44 states. Second operand has 37 states, 19 states have (on average 1.1578947368421053) internal successors, (22), 20 states have internal predecessors, (22), 14 states have call successors, (14), 4 states have call predecessors, (14), 3 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2022-04-28 12:22:57,714 INFO L87 Difference]: Start difference. First operand 44 states. Second operand has 37 states, 19 states have (on average 1.1578947368421053) internal successors, (22), 20 states have internal predecessors, (22), 14 states have call successors, (14), 4 states have call predecessors, (14), 3 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2022-04-28 12:22:57,717 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-28 12:22:57,717 INFO L93 Difference]: Finished difference Result 44 states and 60 transitions. [2022-04-28 12:22:57,717 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 60 transitions. [2022-04-28 12:22:57,718 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-28 12:22:57,718 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-28 12:22:57,718 INFO L74 IsIncluded]: Start isIncluded. First operand has 37 states, 19 states have (on average 1.1578947368421053) internal successors, (22), 20 states have internal predecessors, (22), 14 states have call successors, (14), 4 states have call predecessors, (14), 3 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) Second operand 44 states. [2022-04-28 12:22:57,718 INFO L87 Difference]: Start difference. First operand has 37 states, 19 states have (on average 1.1578947368421053) internal successors, (22), 20 states have internal predecessors, (22), 14 states have call successors, (14), 4 states have call predecessors, (14), 3 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) Second operand 44 states. [2022-04-28 12:22:57,721 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-28 12:22:57,721 INFO L93 Difference]: Finished difference Result 44 states and 60 transitions. [2022-04-28 12:22:57,721 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 60 transitions. [2022-04-28 12:22:57,721 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-28 12:22:57,722 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-28 12:22:57,722 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-28 12:22:57,722 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-28 12:22:57,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 37 states, 19 states have (on average 1.1578947368421053) internal successors, (22), 20 states have internal predecessors, (22), 14 states have call successors, (14), 4 states have call predecessors, (14), 3 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2022-04-28 12:22:57,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 37 states and 48 transitions. [2022-04-28 12:22:57,735 INFO L78 Accepts]: Start accepts. Automaton has 37 states and 48 transitions. Word has length 44 [2022-04-28 12:22:57,735 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-28 12:22:57,736 INFO L495 AbstractCegarLoop]: Abstraction has 37 states and 48 transitions. [2022-04-28 12:22:57,736 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 2.6666666666666665) internal successors, (16), 5 states have internal predecessors, (16), 3 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (7), 3 states have call predecessors, (7), 2 states have call successors, (7) [2022-04-28 12:22:57,736 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 37 states and 48 transitions. [2022-04-28 12:22:57,783 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 48 edges. 48 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-28 12:22:57,784 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 48 transitions. [2022-04-28 12:22:57,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-04-28 12:22:57,785 INFO L187 NwaCegarLoop]: Found error trace [2022-04-28 12:22:57,785 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 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] [2022-04-28 12:22:57,801 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-04-28 12:22:57,997 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-28 12:22:57,999 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-28 12:22:57,999 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-28 12:22:57,999 INFO L85 PathProgramCache]: Analyzing trace with hash 561616070, now seen corresponding path program 1 times [2022-04-28 12:22:58,000 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-28 12:22:58,000 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [1991010928] [2022-04-28 12:22:58,000 INFO L202 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-04-28 12:22:58,000 INFO L85 PathProgramCache]: Analyzing trace with hash 561616070, now seen corresponding path program 2 times [2022-04-28 12:22:58,000 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-28 12:22:58,000 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1769375465] [2022-04-28 12:22:58,001 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-28 12:22:58,001 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-28 12:22:58,030 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-04-28 12:22:58,031 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1738172790] [2022-04-28 12:22:58,031 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-04-28 12:22:58,031 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-28 12:22:58,031 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-28 12:22:58,032 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) [2022-04-28 12:22:58,033 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-04-28 12:22:58,063 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-04-28 12:22:58,064 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-28 12:22:58,064 INFO L263 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 8 conjunts are in the unsatisfiable core [2022-04-28 12:22:58,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-28 12:22:58,075 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-28 12:22:58,202 INFO L272 TraceCheckUtils]: 0: Hoare triple {901#true} call ULTIMATE.init(); {901#true} is VALID [2022-04-28 12:22:58,202 INFO L290 TraceCheckUtils]: 1: Hoare triple {901#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); {901#true} is VALID [2022-04-28 12:22:58,202 INFO L290 TraceCheckUtils]: 2: Hoare triple {901#true} assume true; {901#true} is VALID [2022-04-28 12:22:58,203 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {901#true} {901#true} #103#return; {901#true} is VALID [2022-04-28 12:22:58,203 INFO L272 TraceCheckUtils]: 4: Hoare triple {901#true} call #t~ret6 := main(); {901#true} is VALID [2022-04-28 12:22:58,203 INFO L290 TraceCheckUtils]: 5: Hoare triple {901#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;havoc ~c~0;havoc ~k~0;havoc ~xy~0;havoc ~yy~0;assume -2147483648 <= #t~nondet4 && #t~nondet4 <= 2147483647;~x~0 := #t~nondet4;havoc #t~nondet4; {901#true} is VALID [2022-04-28 12:22:58,203 INFO L272 TraceCheckUtils]: 6: Hoare triple {901#true} call assume_abort_if_not((if ~x~0 >= 0 && ~x~0 <= 5 then 1 else 0)); {901#true} is VALID [2022-04-28 12:22:58,203 INFO L290 TraceCheckUtils]: 7: Hoare triple {901#true} ~cond := #in~cond; {901#true} is VALID [2022-04-28 12:22:58,203 INFO L290 TraceCheckUtils]: 8: Hoare triple {901#true} assume !(0 == ~cond); {901#true} is VALID [2022-04-28 12:22:58,203 INFO L290 TraceCheckUtils]: 9: Hoare triple {901#true} assume true; {901#true} is VALID [2022-04-28 12:22:58,203 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {901#true} {901#true} #79#return; {901#true} is VALID [2022-04-28 12:22:58,204 INFO L290 TraceCheckUtils]: 11: Hoare triple {901#true} assume -2147483648 <= #t~nondet5 && #t~nondet5 <= 2147483647;~y~0 := #t~nondet5;havoc #t~nondet5; {901#true} is VALID [2022-04-28 12:22:58,204 INFO L272 TraceCheckUtils]: 12: Hoare triple {901#true} call assume_abort_if_not((if ~y~0 >= 0 && ~y~0 <= 5 then 1 else 0)); {901#true} is VALID [2022-04-28 12:22:58,204 INFO L290 TraceCheckUtils]: 13: Hoare triple {901#true} ~cond := #in~cond; {901#true} is VALID [2022-04-28 12:22:58,204 INFO L290 TraceCheckUtils]: 14: Hoare triple {901#true} assume !(0 == ~cond); {901#true} is VALID [2022-04-28 12:22:58,204 INFO L290 TraceCheckUtils]: 15: Hoare triple {901#true} assume true; {901#true} is VALID [2022-04-28 12:22:58,204 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {901#true} {901#true} #81#return; {901#true} is VALID [2022-04-28 12:22:58,204 INFO L272 TraceCheckUtils]: 17: Hoare triple {901#true} call assume_abort_if_not((if ~x~0 >= 1 then 1 else 0)); {901#true} is VALID [2022-04-28 12:22:58,205 INFO L290 TraceCheckUtils]: 18: Hoare triple {901#true} ~cond := #in~cond; {901#true} is VALID [2022-04-28 12:22:58,205 INFO L290 TraceCheckUtils]: 19: Hoare triple {901#true} assume !(0 == ~cond); {901#true} is VALID [2022-04-28 12:22:58,205 INFO L290 TraceCheckUtils]: 20: Hoare triple {901#true} assume true; {901#true} is VALID [2022-04-28 12:22:58,205 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {901#true} {901#true} #83#return; {901#true} is VALID [2022-04-28 12:22:58,205 INFO L272 TraceCheckUtils]: 22: Hoare triple {901#true} call assume_abort_if_not((if ~y~0 >= 1 then 1 else 0)); {901#true} is VALID [2022-04-28 12:22:58,205 INFO L290 TraceCheckUtils]: 23: Hoare triple {901#true} ~cond := #in~cond; {901#true} is VALID [2022-04-28 12:22:58,206 INFO L290 TraceCheckUtils]: 24: Hoare triple {901#true} assume !(0 == ~cond); {901#true} is VALID [2022-04-28 12:22:58,206 INFO L290 TraceCheckUtils]: 25: Hoare triple {901#true} assume true; {901#true} is VALID [2022-04-28 12:22:58,206 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {901#true} {901#true} #85#return; {901#true} is VALID [2022-04-28 12:22:58,206 INFO L290 TraceCheckUtils]: 27: Hoare triple {901#true} ~a~0 := ~x~0;~b~0 := ~y~0;~p~0 := 1;~q~0 := 0;~r~0 := 0;~s~0 := 1;~c~0 := 0;~k~0 := 0;~xy~0 := ~x~0 * ~y~0;~yy~0 := ~y~0 * ~y~0; {901#true} is VALID [2022-04-28 12:22:58,206 INFO L272 TraceCheckUtils]: 28: Hoare triple {901#true} call assume_abort_if_not((if ~xy~0 < 2147483647 then 1 else 0)); {901#true} is VALID [2022-04-28 12:22:58,206 INFO L290 TraceCheckUtils]: 29: Hoare triple {901#true} ~cond := #in~cond; {901#true} is VALID [2022-04-28 12:22:58,206 INFO L290 TraceCheckUtils]: 30: Hoare triple {901#true} assume !(0 == ~cond); {901#true} is VALID [2022-04-28 12:22:58,206 INFO L290 TraceCheckUtils]: 31: Hoare triple {901#true} assume true; {901#true} is VALID [2022-04-28 12:22:58,207 INFO L284 TraceCheckUtils]: 32: Hoare quadruple {901#true} {901#true} #87#return; {901#true} is VALID [2022-04-28 12:22:58,207 INFO L272 TraceCheckUtils]: 33: Hoare triple {901#true} call assume_abort_if_not((if ~yy~0 < 2147483647 then 1 else 0)); {901#true} is VALID [2022-04-28 12:22:58,207 INFO L290 TraceCheckUtils]: 34: Hoare triple {901#true} ~cond := #in~cond; {901#true} is VALID [2022-04-28 12:22:58,207 INFO L290 TraceCheckUtils]: 35: Hoare triple {901#true} assume !(0 == ~cond); {901#true} is VALID [2022-04-28 12:22:58,207 INFO L290 TraceCheckUtils]: 36: Hoare triple {901#true} assume true; {901#true} is VALID [2022-04-28 12:22:58,207 INFO L284 TraceCheckUtils]: 37: Hoare quadruple {901#true} {901#true} #89#return; {901#true} is VALID [2022-04-28 12:22:58,207 INFO L290 TraceCheckUtils]: 38: Hoare triple {901#true} assume !false; {901#true} is VALID [2022-04-28 12:22:58,208 INFO L290 TraceCheckUtils]: 39: Hoare triple {901#true} assume !!(0 != ~b~0);~c~0 := ~a~0;~k~0 := 0; {1023#(and (= main_~c~0 main_~a~0) (= main_~k~0 0) (not (= main_~b~0 0)))} is VALID [2022-04-28 12:22:58,208 INFO L290 TraceCheckUtils]: 40: Hoare triple {1023#(and (= main_~c~0 main_~a~0) (= main_~k~0 0) (not (= main_~b~0 0)))} assume !false; {1023#(and (= main_~c~0 main_~a~0) (= main_~k~0 0) (not (= main_~b~0 0)))} is VALID [2022-04-28 12:22:58,209 INFO L272 TraceCheckUtils]: 41: Hoare triple {1023#(and (= main_~c~0 main_~a~0) (= main_~k~0 0) (not (= main_~b~0 0)))} call __VERIFIER_assert((if ~a~0 == ~k~0 * ~b~0 + ~c~0 then 1 else 0)); {1030#(<= 1 |__VERIFIER_assert_#in~cond|)} is VALID [2022-04-28 12:22:58,209 INFO L290 TraceCheckUtils]: 42: Hoare triple {1030#(<= 1 |__VERIFIER_assert_#in~cond|)} ~cond := #in~cond; {1034#(<= 1 __VERIFIER_assert_~cond)} is VALID [2022-04-28 12:22:58,210 INFO L290 TraceCheckUtils]: 43: Hoare triple {1034#(<= 1 __VERIFIER_assert_~cond)} assume 0 == ~cond; {902#false} is VALID [2022-04-28 12:22:58,210 INFO L290 TraceCheckUtils]: 44: Hoare triple {902#false} assume !false; {902#false} is VALID [2022-04-28 12:22:58,211 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2022-04-28 12:22:58,211 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-04-28 12:22:58,211 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-28 12:22:58,211 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1769375465] [2022-04-28 12:22:58,211 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-04-28 12:22:58,211 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1738172790] [2022-04-28 12:22:58,211 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1738172790] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-28 12:22:58,211 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-28 12:22:58,212 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-04-28 12:22:58,212 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-28 12:22:58,212 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [1991010928] [2022-04-28 12:22:58,212 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [1991010928] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-28 12:22:58,212 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-28 12:22:58,212 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-04-28 12:22:58,212 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [89177893] [2022-04-28 12:22:58,212 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-28 12:22:58,213 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 2.8) internal successors, (14), 4 states have internal predecessors, (14), 2 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) Word has length 45 [2022-04-28 12:22:58,213 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-28 12:22:58,213 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 5 states, 5 states have (on average 2.8) internal successors, (14), 4 states have internal predecessors, (14), 2 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2022-04-28 12:22:58,234 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 30 edges. 30 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-28 12:22:58,234 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-04-28 12:22:58,234 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-28 12:22:58,235 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-04-28 12:22:58,235 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-04-28 12:22:58,235 INFO L87 Difference]: Start difference. First operand 37 states and 48 transitions. Second operand has 5 states, 5 states have (on average 2.8) internal successors, (14), 4 states have internal predecessors, (14), 2 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2022-04-28 12:22:58,413 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-28 12:22:58,413 INFO L93 Difference]: Finished difference Result 50 states and 65 transitions. [2022-04-28 12:22:58,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-04-28 12:22:58,414 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 2.8) internal successors, (14), 4 states have internal predecessors, (14), 2 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) Word has length 45 [2022-04-28 12:22:58,414 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-28 12:22:58,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 2.8) internal successors, (14), 4 states have internal predecessors, (14), 2 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2022-04-28 12:22:58,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 63 transitions. [2022-04-28 12:22:58,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 2.8) internal successors, (14), 4 states have internal predecessors, (14), 2 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2022-04-28 12:22:58,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 63 transitions. [2022-04-28 12:22:58,417 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 5 states and 63 transitions. [2022-04-28 12:22:58,460 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 63 edges. 63 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-28 12:22:58,462 INFO L225 Difference]: With dead ends: 50 [2022-04-28 12:22:58,462 INFO L226 Difference]: Without dead ends: 48 [2022-04-28 12:22:58,462 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-04-28 12:22:58,463 INFO L413 NwaCegarLoop]: 44 mSDtfsCounter, 6 mSDsluCounter, 110 mSDsCounter, 0 mSdLazyCounter, 41 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 154 SdHoareTripleChecker+Invalid, 41 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 41 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-04-28 12:22:58,463 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10 Valid, 154 Invalid, 41 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 41 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-04-28 12:22:58,464 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48 states. [2022-04-28 12:22:58,483 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48 to 43. [2022-04-28 12:22:58,483 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-28 12:22:58,484 INFO L82 GeneralOperation]: Start isEquivalent. First operand 48 states. Second operand has 43 states, 23 states have (on average 1.1304347826086956) internal successors, (26), 25 states have internal predecessors, (26), 15 states have call successors, (15), 5 states have call predecessors, (15), 4 states have return successors, (13), 12 states have call predecessors, (13), 13 states have call successors, (13) [2022-04-28 12:22:58,484 INFO L74 IsIncluded]: Start isIncluded. First operand 48 states. Second operand has 43 states, 23 states have (on average 1.1304347826086956) internal successors, (26), 25 states have internal predecessors, (26), 15 states have call successors, (15), 5 states have call predecessors, (15), 4 states have return successors, (13), 12 states have call predecessors, (13), 13 states have call successors, (13) [2022-04-28 12:22:58,484 INFO L87 Difference]: Start difference. First operand 48 states. Second operand has 43 states, 23 states have (on average 1.1304347826086956) internal successors, (26), 25 states have internal predecessors, (26), 15 states have call successors, (15), 5 states have call predecessors, (15), 4 states have return successors, (13), 12 states have call predecessors, (13), 13 states have call successors, (13) [2022-04-28 12:22:58,486 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-28 12:22:58,486 INFO L93 Difference]: Finished difference Result 48 states and 63 transitions. [2022-04-28 12:22:58,486 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 63 transitions. [2022-04-28 12:22:58,487 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-28 12:22:58,487 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-28 12:22:58,487 INFO L74 IsIncluded]: Start isIncluded. First operand has 43 states, 23 states have (on average 1.1304347826086956) internal successors, (26), 25 states have internal predecessors, (26), 15 states have call successors, (15), 5 states have call predecessors, (15), 4 states have return successors, (13), 12 states have call predecessors, (13), 13 states have call successors, (13) Second operand 48 states. [2022-04-28 12:22:58,487 INFO L87 Difference]: Start difference. First operand has 43 states, 23 states have (on average 1.1304347826086956) internal successors, (26), 25 states have internal predecessors, (26), 15 states have call successors, (15), 5 states have call predecessors, (15), 4 states have return successors, (13), 12 states have call predecessors, (13), 13 states have call successors, (13) Second operand 48 states. [2022-04-28 12:22:58,489 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-28 12:22:58,489 INFO L93 Difference]: Finished difference Result 48 states and 63 transitions. [2022-04-28 12:22:58,489 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 63 transitions. [2022-04-28 12:22:58,490 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-28 12:22:58,490 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-28 12:22:58,490 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-28 12:22:58,490 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-28 12:22:58,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 43 states, 23 states have (on average 1.1304347826086956) internal successors, (26), 25 states have internal predecessors, (26), 15 states have call successors, (15), 5 states have call predecessors, (15), 4 states have return successors, (13), 12 states have call predecessors, (13), 13 states have call successors, (13) [2022-04-28 12:22:58,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 54 transitions. [2022-04-28 12:22:58,492 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 54 transitions. Word has length 45 [2022-04-28 12:22:58,492 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-28 12:22:58,492 INFO L495 AbstractCegarLoop]: Abstraction has 43 states and 54 transitions. [2022-04-28 12:22:58,492 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 2.8) internal successors, (14), 4 states have internal predecessors, (14), 2 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2022-04-28 12:22:58,492 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 43 states and 54 transitions. [2022-04-28 12:22:58,541 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 54 edges. 54 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-28 12:22:58,541 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 54 transitions. [2022-04-28 12:22:58,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-04-28 12:22:58,542 INFO L187 NwaCegarLoop]: Found error trace [2022-04-28 12:22:58,542 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 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] [2022-04-28 12:22:58,575 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-04-28 12:22:58,760 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2022-04-28 12:22:58,760 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-28 12:22:58,760 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-28 12:22:58,761 INFO L85 PathProgramCache]: Analyzing trace with hash -680064098, now seen corresponding path program 1 times [2022-04-28 12:22:58,761 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-28 12:22:58,761 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [804539788] [2022-04-28 12:22:58,761 INFO L202 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-04-28 12:22:58,761 INFO L85 PathProgramCache]: Analyzing trace with hash -680064098, now seen corresponding path program 2 times [2022-04-28 12:22:58,761 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-28 12:22:58,761 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [539914200] [2022-04-28 12:22:58,762 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-28 12:22:58,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-28 12:22:58,780 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-04-28 12:22:58,780 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1028734453] [2022-04-28 12:22:58,780 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-04-28 12:22:58,780 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-28 12:22:58,780 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-28 12:22:58,781 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) [2022-04-28 12:22:58,795 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-04-28 12:22:58,825 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-04-28 12:22:58,825 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-28 12:22:58,826 INFO L263 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 9 conjunts are in the unsatisfiable core [2022-04-28 12:22:58,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-28 12:22:58,837 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-28 12:23:01,189 INFO L272 TraceCheckUtils]: 0: Hoare triple {1324#true} call ULTIMATE.init(); {1324#true} is VALID [2022-04-28 12:23:01,190 INFO L290 TraceCheckUtils]: 1: Hoare triple {1324#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); {1324#true} is VALID [2022-04-28 12:23:01,190 INFO L290 TraceCheckUtils]: 2: Hoare triple {1324#true} assume true; {1324#true} is VALID [2022-04-28 12:23:01,190 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {1324#true} {1324#true} #103#return; {1324#true} is VALID [2022-04-28 12:23:01,190 INFO L272 TraceCheckUtils]: 4: Hoare triple {1324#true} call #t~ret6 := main(); {1324#true} is VALID [2022-04-28 12:23:01,190 INFO L290 TraceCheckUtils]: 5: Hoare triple {1324#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;havoc ~c~0;havoc ~k~0;havoc ~xy~0;havoc ~yy~0;assume -2147483648 <= #t~nondet4 && #t~nondet4 <= 2147483647;~x~0 := #t~nondet4;havoc #t~nondet4; {1324#true} is VALID [2022-04-28 12:23:01,190 INFO L272 TraceCheckUtils]: 6: Hoare triple {1324#true} call assume_abort_if_not((if ~x~0 >= 0 && ~x~0 <= 5 then 1 else 0)); {1324#true} is VALID [2022-04-28 12:23:01,190 INFO L290 TraceCheckUtils]: 7: Hoare triple {1324#true} ~cond := #in~cond; {1324#true} is VALID [2022-04-28 12:23:01,190 INFO L290 TraceCheckUtils]: 8: Hoare triple {1324#true} assume !(0 == ~cond); {1324#true} is VALID [2022-04-28 12:23:01,190 INFO L290 TraceCheckUtils]: 9: Hoare triple {1324#true} assume true; {1324#true} is VALID [2022-04-28 12:23:01,191 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {1324#true} {1324#true} #79#return; {1324#true} is VALID [2022-04-28 12:23:01,191 INFO L290 TraceCheckUtils]: 11: Hoare triple {1324#true} assume -2147483648 <= #t~nondet5 && #t~nondet5 <= 2147483647;~y~0 := #t~nondet5;havoc #t~nondet5; {1324#true} is VALID [2022-04-28 12:23:01,191 INFO L272 TraceCheckUtils]: 12: Hoare triple {1324#true} call assume_abort_if_not((if ~y~0 >= 0 && ~y~0 <= 5 then 1 else 0)); {1324#true} is VALID [2022-04-28 12:23:01,191 INFO L290 TraceCheckUtils]: 13: Hoare triple {1324#true} ~cond := #in~cond; {1324#true} is VALID [2022-04-28 12:23:01,191 INFO L290 TraceCheckUtils]: 14: Hoare triple {1324#true} assume !(0 == ~cond); {1324#true} is VALID [2022-04-28 12:23:01,191 INFO L290 TraceCheckUtils]: 15: Hoare triple {1324#true} assume true; {1324#true} is VALID [2022-04-28 12:23:01,191 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {1324#true} {1324#true} #81#return; {1324#true} is VALID [2022-04-28 12:23:01,191 INFO L272 TraceCheckUtils]: 17: Hoare triple {1324#true} call assume_abort_if_not((if ~x~0 >= 1 then 1 else 0)); {1324#true} is VALID [2022-04-28 12:23:01,191 INFO L290 TraceCheckUtils]: 18: Hoare triple {1324#true} ~cond := #in~cond; {1324#true} is VALID [2022-04-28 12:23:01,191 INFO L290 TraceCheckUtils]: 19: Hoare triple {1324#true} assume !(0 == ~cond); {1324#true} is VALID [2022-04-28 12:23:01,192 INFO L290 TraceCheckUtils]: 20: Hoare triple {1324#true} assume true; {1324#true} is VALID [2022-04-28 12:23:01,192 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {1324#true} {1324#true} #83#return; {1324#true} is VALID [2022-04-28 12:23:01,192 INFO L272 TraceCheckUtils]: 22: Hoare triple {1324#true} call assume_abort_if_not((if ~y~0 >= 1 then 1 else 0)); {1324#true} is VALID [2022-04-28 12:23:01,192 INFO L290 TraceCheckUtils]: 23: Hoare triple {1324#true} ~cond := #in~cond; {1324#true} is VALID [2022-04-28 12:23:01,192 INFO L290 TraceCheckUtils]: 24: Hoare triple {1324#true} assume !(0 == ~cond); {1324#true} is VALID [2022-04-28 12:23:01,192 INFO L290 TraceCheckUtils]: 25: Hoare triple {1324#true} assume true; {1324#true} is VALID [2022-04-28 12:23:01,192 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {1324#true} {1324#true} #85#return; {1324#true} is VALID [2022-04-28 12:23:01,193 INFO L290 TraceCheckUtils]: 27: Hoare triple {1324#true} ~a~0 := ~x~0;~b~0 := ~y~0;~p~0 := 1;~q~0 := 0;~r~0 := 0;~s~0 := 1;~c~0 := 0;~k~0 := 0;~xy~0 := ~x~0 * ~y~0;~yy~0 := ~y~0 * ~y~0; {1410#(and (= main_~r~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-28 12:23:01,193 INFO L272 TraceCheckUtils]: 28: Hoare triple {1410#(and (= main_~r~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} call assume_abort_if_not((if ~xy~0 < 2147483647 then 1 else 0)); {1324#true} is VALID [2022-04-28 12:23:01,193 INFO L290 TraceCheckUtils]: 29: Hoare triple {1324#true} ~cond := #in~cond; {1324#true} is VALID [2022-04-28 12:23:01,193 INFO L290 TraceCheckUtils]: 30: Hoare triple {1324#true} assume !(0 == ~cond); {1324#true} is VALID [2022-04-28 12:23:01,193 INFO L290 TraceCheckUtils]: 31: Hoare triple {1324#true} assume true; {1324#true} is VALID [2022-04-28 12:23:01,194 INFO L284 TraceCheckUtils]: 32: Hoare quadruple {1324#true} {1410#(and (= main_~r~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} #87#return; {1410#(and (= main_~r~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-28 12:23:01,194 INFO L272 TraceCheckUtils]: 33: Hoare triple {1410#(and (= main_~r~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} call assume_abort_if_not((if ~yy~0 < 2147483647 then 1 else 0)); {1324#true} is VALID [2022-04-28 12:23:01,194 INFO L290 TraceCheckUtils]: 34: Hoare triple {1324#true} ~cond := #in~cond; {1324#true} is VALID [2022-04-28 12:23:01,194 INFO L290 TraceCheckUtils]: 35: Hoare triple {1324#true} assume !(0 == ~cond); {1324#true} is VALID [2022-04-28 12:23:01,194 INFO L290 TraceCheckUtils]: 36: Hoare triple {1324#true} assume true; {1324#true} is VALID [2022-04-28 12:23:01,195 INFO L284 TraceCheckUtils]: 37: Hoare quadruple {1324#true} {1410#(and (= main_~r~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} #89#return; {1410#(and (= main_~r~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-28 12:23:01,195 INFO L290 TraceCheckUtils]: 38: Hoare triple {1410#(and (= main_~r~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} assume !false; {1410#(and (= main_~r~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-28 12:23:01,196 INFO L290 TraceCheckUtils]: 39: Hoare triple {1410#(and (= main_~r~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} assume !!(0 != ~b~0);~c~0 := ~a~0;~k~0 := 0; {1410#(and (= main_~r~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-28 12:23:01,196 INFO L290 TraceCheckUtils]: 40: Hoare triple {1410#(and (= main_~r~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} assume !false; {1410#(and (= main_~r~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-28 12:23:01,196 INFO L272 TraceCheckUtils]: 41: Hoare triple {1410#(and (= main_~r~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)); {1324#true} is VALID [2022-04-28 12:23:01,196 INFO L290 TraceCheckUtils]: 42: Hoare triple {1324#true} ~cond := #in~cond; {1324#true} is VALID [2022-04-28 12:23:01,196 INFO L290 TraceCheckUtils]: 43: Hoare triple {1324#true} assume !(0 == ~cond); {1324#true} is VALID [2022-04-28 12:23:01,196 INFO L290 TraceCheckUtils]: 44: Hoare triple {1324#true} assume true; {1324#true} is VALID [2022-04-28 12:23:01,197 INFO L284 TraceCheckUtils]: 45: Hoare quadruple {1324#true} {1410#(and (= main_~r~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} #91#return; {1410#(and (= main_~r~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-28 12:23:01,198 INFO L272 TraceCheckUtils]: 46: Hoare triple {1410#(and (= main_~r~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)); {1468#(<= 1 |__VERIFIER_assert_#in~cond|)} is VALID [2022-04-28 12:23:01,198 INFO L290 TraceCheckUtils]: 47: Hoare triple {1468#(<= 1 |__VERIFIER_assert_#in~cond|)} ~cond := #in~cond; {1472#(<= 1 __VERIFIER_assert_~cond)} is VALID [2022-04-28 12:23:01,198 INFO L290 TraceCheckUtils]: 48: Hoare triple {1472#(<= 1 __VERIFIER_assert_~cond)} assume 0 == ~cond; {1325#false} is VALID [2022-04-28 12:23:01,198 INFO L290 TraceCheckUtils]: 49: Hoare triple {1325#false} assume !false; {1325#false} is VALID [2022-04-28 12:23:01,199 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2022-04-28 12:23:01,199 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-04-28 12:23:01,199 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-28 12:23:01,199 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [539914200] [2022-04-28 12:23:01,199 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-04-28 12:23:01,199 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1028734453] [2022-04-28 12:23:01,199 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1028734453] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-28 12:23:01,199 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-28 12:23:01,199 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-04-28 12:23:01,200 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-28 12:23:01,200 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [804539788] [2022-04-28 12:23:01,200 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [804539788] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-28 12:23:01,200 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-28 12:23:01,200 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-04-28 12:23:01,200 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1461417128] [2022-04-28 12:23:01,200 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-28 12:23:01,200 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 3.4) internal successors, (17), 4 states have internal predecessors, (17), 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 50 [2022-04-28 12:23:01,201 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-28 12:23:01,201 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 5 states, 5 states have (on average 3.4) internal successors, (17), 4 states have internal predecessors, (17), 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) [2022-04-28 12:23:01,246 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 35 edges. 35 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-28 12:23:01,246 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-04-28 12:23:01,246 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-28 12:23:01,246 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-04-28 12:23:01,247 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-04-28 12:23:01,247 INFO L87 Difference]: Start difference. First operand 43 states and 54 transitions. Second operand has 5 states, 5 states have (on average 3.4) internal successors, (17), 4 states have internal predecessors, (17), 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) [2022-04-28 12:23:01,431 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-28 12:23:01,431 INFO L93 Difference]: Finished difference Result 58 states and 74 transitions. [2022-04-28 12:23:01,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-04-28 12:23:01,431 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 3.4) internal successors, (17), 4 states have internal predecessors, (17), 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 50 [2022-04-28 12:23:01,432 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-28 12:23:01,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 3.4) internal successors, (17), 4 states have internal predecessors, (17), 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) [2022-04-28 12:23:01,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 65 transitions. [2022-04-28 12:23:01,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 3.4) internal successors, (17), 4 states have internal predecessors, (17), 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) [2022-04-28 12:23:01,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 65 transitions. [2022-04-28 12:23:01,434 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 5 states and 65 transitions. [2022-04-28 12:23:01,483 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 65 edges. 65 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-28 12:23:01,484 INFO L225 Difference]: With dead ends: 58 [2022-04-28 12:23:01,484 INFO L226 Difference]: Without dead ends: 56 [2022-04-28 12:23:01,484 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-04-28 12:23:01,485 INFO L413 NwaCegarLoop]: 48 mSDtfsCounter, 7 mSDsluCounter, 113 mSDsCounter, 0 mSdLazyCounter, 38 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 161 SdHoareTripleChecker+Invalid, 38 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 38 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-04-28 12:23:01,485 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10 Valid, 161 Invalid, 38 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 38 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-04-28 12:23:01,486 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 56 states. [2022-04-28 12:23:01,517 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 56 to 55. [2022-04-28 12:23:01,517 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-28 12:23:01,517 INFO L82 GeneralOperation]: Start isEquivalent. First operand 56 states. Second operand has 55 states, 29 states have (on average 1.1379310344827587) internal successors, (33), 32 states have internal predecessors, (33), 20 states have call successors, (20), 6 states have call predecessors, (20), 5 states have return successors, (18), 16 states have call predecessors, (18), 18 states have call successors, (18) [2022-04-28 12:23:01,518 INFO L74 IsIncluded]: Start isIncluded. First operand 56 states. Second operand has 55 states, 29 states have (on average 1.1379310344827587) internal successors, (33), 32 states have internal predecessors, (33), 20 states have call successors, (20), 6 states have call predecessors, (20), 5 states have return successors, (18), 16 states have call predecessors, (18), 18 states have call successors, (18) [2022-04-28 12:23:01,518 INFO L87 Difference]: Start difference. First operand 56 states. Second operand has 55 states, 29 states have (on average 1.1379310344827587) internal successors, (33), 32 states have internal predecessors, (33), 20 states have call successors, (20), 6 states have call predecessors, (20), 5 states have return successors, (18), 16 states have call predecessors, (18), 18 states have call successors, (18) [2022-04-28 12:23:01,520 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-28 12:23:01,520 INFO L93 Difference]: Finished difference Result 56 states and 72 transitions. [2022-04-28 12:23:01,520 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 72 transitions. [2022-04-28 12:23:01,520 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-28 12:23:01,521 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-28 12:23:01,521 INFO L74 IsIncluded]: Start isIncluded. First operand has 55 states, 29 states have (on average 1.1379310344827587) internal successors, (33), 32 states have internal predecessors, (33), 20 states have call successors, (20), 6 states have call predecessors, (20), 5 states have return successors, (18), 16 states have call predecessors, (18), 18 states have call successors, (18) Second operand 56 states. [2022-04-28 12:23:01,521 INFO L87 Difference]: Start difference. First operand has 55 states, 29 states have (on average 1.1379310344827587) internal successors, (33), 32 states have internal predecessors, (33), 20 states have call successors, (20), 6 states have call predecessors, (20), 5 states have return successors, (18), 16 states have call predecessors, (18), 18 states have call successors, (18) Second operand 56 states. [2022-04-28 12:23:01,523 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-28 12:23:01,523 INFO L93 Difference]: Finished difference Result 56 states and 72 transitions. [2022-04-28 12:23:01,523 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 72 transitions. [2022-04-28 12:23:01,524 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-28 12:23:01,524 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-28 12:23:01,524 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-28 12:23:01,524 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-28 12:23:01,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 55 states, 29 states have (on average 1.1379310344827587) internal successors, (33), 32 states have internal predecessors, (33), 20 states have call successors, (20), 6 states have call predecessors, (20), 5 states have return successors, (18), 16 states have call predecessors, (18), 18 states have call successors, (18) [2022-04-28 12:23:01,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 71 transitions. [2022-04-28 12:23:01,526 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 71 transitions. Word has length 50 [2022-04-28 12:23:01,526 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-28 12:23:01,526 INFO L495 AbstractCegarLoop]: Abstraction has 55 states and 71 transitions. [2022-04-28 12:23:01,526 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 3.4) internal successors, (17), 4 states have internal predecessors, (17), 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) [2022-04-28 12:23:01,526 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 55 states and 71 transitions. [2022-04-28 12:23:01,591 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 71 edges. 71 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-28 12:23:01,591 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 71 transitions. [2022-04-28 12:23:01,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-04-28 12:23:01,592 INFO L187 NwaCegarLoop]: Found error trace [2022-04-28 12:23:01,592 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 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, 1, 1] [2022-04-28 12:23:01,611 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-04-28 12:23:01,800 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-28 12:23:01,800 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-28 12:23:01,801 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-28 12:23:01,801 INFO L85 PathProgramCache]: Analyzing trace with hash 606548870, now seen corresponding path program 1 times [2022-04-28 12:23:01,801 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-28 12:23:01,801 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [963844100] [2022-04-28 12:23:01,801 INFO L202 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-04-28 12:23:01,801 INFO L85 PathProgramCache]: Analyzing trace with hash 606548870, now seen corresponding path program 2 times [2022-04-28 12:23:01,801 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-28 12:23:01,801 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1953511546] [2022-04-28 12:23:01,801 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-28 12:23:01,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-28 12:23:01,814 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-04-28 12:23:01,814 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1824777756] [2022-04-28 12:23:01,814 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-04-28 12:23:01,814 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-28 12:23:01,814 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-28 12:23:01,815 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) [2022-04-28 12:23:01,823 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-04-28 12:23:01,884 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-04-28 12:23:01,884 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-28 12:23:01,884 INFO L263 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 9 conjunts are in the unsatisfiable core [2022-04-28 12:23:01,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-28 12:23:01,898 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-28 12:23:05,245 INFO L272 TraceCheckUtils]: 0: Hoare triple {1818#true} call ULTIMATE.init(); {1818#true} is VALID [2022-04-28 12:23:05,249 INFO L290 TraceCheckUtils]: 1: Hoare triple {1818#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); {1818#true} is VALID [2022-04-28 12:23:05,249 INFO L290 TraceCheckUtils]: 2: Hoare triple {1818#true} assume true; {1818#true} is VALID [2022-04-28 12:23:05,249 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {1818#true} {1818#true} #103#return; {1818#true} is VALID [2022-04-28 12:23:05,249 INFO L272 TraceCheckUtils]: 4: Hoare triple {1818#true} call #t~ret6 := main(); {1818#true} is VALID [2022-04-28 12:23:05,249 INFO L290 TraceCheckUtils]: 5: Hoare triple {1818#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;havoc ~c~0;havoc ~k~0;havoc ~xy~0;havoc ~yy~0;assume -2147483648 <= #t~nondet4 && #t~nondet4 <= 2147483647;~x~0 := #t~nondet4;havoc #t~nondet4; {1818#true} is VALID [2022-04-28 12:23:05,249 INFO L272 TraceCheckUtils]: 6: Hoare triple {1818#true} call assume_abort_if_not((if ~x~0 >= 0 && ~x~0 <= 5 then 1 else 0)); {1818#true} is VALID [2022-04-28 12:23:05,249 INFO L290 TraceCheckUtils]: 7: Hoare triple {1818#true} ~cond := #in~cond; {1818#true} is VALID [2022-04-28 12:23:05,250 INFO L290 TraceCheckUtils]: 8: Hoare triple {1818#true} assume !(0 == ~cond); {1818#true} is VALID [2022-04-28 12:23:05,250 INFO L290 TraceCheckUtils]: 9: Hoare triple {1818#true} assume true; {1818#true} is VALID [2022-04-28 12:23:05,250 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {1818#true} {1818#true} #79#return; {1818#true} is VALID [2022-04-28 12:23:05,250 INFO L290 TraceCheckUtils]: 11: Hoare triple {1818#true} assume -2147483648 <= #t~nondet5 && #t~nondet5 <= 2147483647;~y~0 := #t~nondet5;havoc #t~nondet5; {1818#true} is VALID [2022-04-28 12:23:05,250 INFO L272 TraceCheckUtils]: 12: Hoare triple {1818#true} call assume_abort_if_not((if ~y~0 >= 0 && ~y~0 <= 5 then 1 else 0)); {1818#true} is VALID [2022-04-28 12:23:05,250 INFO L290 TraceCheckUtils]: 13: Hoare triple {1818#true} ~cond := #in~cond; {1818#true} is VALID [2022-04-28 12:23:05,250 INFO L290 TraceCheckUtils]: 14: Hoare triple {1818#true} assume !(0 == ~cond); {1818#true} is VALID [2022-04-28 12:23:05,250 INFO L290 TraceCheckUtils]: 15: Hoare triple {1818#true} assume true; {1818#true} is VALID [2022-04-28 12:23:05,250 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {1818#true} {1818#true} #81#return; {1818#true} is VALID [2022-04-28 12:23:05,250 INFO L272 TraceCheckUtils]: 17: Hoare triple {1818#true} call assume_abort_if_not((if ~x~0 >= 1 then 1 else 0)); {1818#true} is VALID [2022-04-28 12:23:05,250 INFO L290 TraceCheckUtils]: 18: Hoare triple {1818#true} ~cond := #in~cond; {1818#true} is VALID [2022-04-28 12:23:05,251 INFO L290 TraceCheckUtils]: 19: Hoare triple {1818#true} assume !(0 == ~cond); {1818#true} is VALID [2022-04-28 12:23:05,251 INFO L290 TraceCheckUtils]: 20: Hoare triple {1818#true} assume true; {1818#true} is VALID [2022-04-28 12:23:05,251 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {1818#true} {1818#true} #83#return; {1818#true} is VALID [2022-04-28 12:23:05,251 INFO L272 TraceCheckUtils]: 22: Hoare triple {1818#true} call assume_abort_if_not((if ~y~0 >= 1 then 1 else 0)); {1818#true} is VALID [2022-04-28 12:23:05,251 INFO L290 TraceCheckUtils]: 23: Hoare triple {1818#true} ~cond := #in~cond; {1818#true} is VALID [2022-04-28 12:23:05,251 INFO L290 TraceCheckUtils]: 24: Hoare triple {1818#true} assume !(0 == ~cond); {1818#true} is VALID [2022-04-28 12:23:05,251 INFO L290 TraceCheckUtils]: 25: Hoare triple {1818#true} assume true; {1818#true} is VALID [2022-04-28 12:23:05,251 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {1818#true} {1818#true} #85#return; {1818#true} is VALID [2022-04-28 12:23:05,254 INFO L290 TraceCheckUtils]: 27: Hoare triple {1818#true} ~a~0 := ~x~0;~b~0 := ~y~0;~p~0 := 1;~q~0 := 0;~r~0 := 0;~s~0 := 1;~c~0 := 0;~k~0 := 0;~xy~0 := ~x~0 * ~y~0;~yy~0 := ~y~0 * ~y~0; {1904#(and (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0))} is VALID [2022-04-28 12:23:05,254 INFO L272 TraceCheckUtils]: 28: Hoare triple {1904#(and (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0))} call assume_abort_if_not((if ~xy~0 < 2147483647 then 1 else 0)); {1818#true} is VALID [2022-04-28 12:23:05,254 INFO L290 TraceCheckUtils]: 29: Hoare triple {1818#true} ~cond := #in~cond; {1818#true} is VALID [2022-04-28 12:23:05,254 INFO L290 TraceCheckUtils]: 30: Hoare triple {1818#true} assume !(0 == ~cond); {1818#true} is VALID [2022-04-28 12:23:05,254 INFO L290 TraceCheckUtils]: 31: Hoare triple {1818#true} assume true; {1818#true} is VALID [2022-04-28 12:23:05,256 INFO L284 TraceCheckUtils]: 32: Hoare quadruple {1818#true} {1904#(and (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0))} #87#return; {1904#(and (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0))} is VALID [2022-04-28 12:23:05,257 INFO L272 TraceCheckUtils]: 33: Hoare triple {1904#(and (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0))} call assume_abort_if_not((if ~yy~0 < 2147483647 then 1 else 0)); {1818#true} is VALID [2022-04-28 12:23:05,257 INFO L290 TraceCheckUtils]: 34: Hoare triple {1818#true} ~cond := #in~cond; {1818#true} is VALID [2022-04-28 12:23:05,257 INFO L290 TraceCheckUtils]: 35: Hoare triple {1818#true} assume !(0 == ~cond); {1818#true} is VALID [2022-04-28 12:23:05,257 INFO L290 TraceCheckUtils]: 36: Hoare triple {1818#true} assume true; {1818#true} is VALID [2022-04-28 12:23:05,257 INFO L284 TraceCheckUtils]: 37: Hoare quadruple {1818#true} {1904#(and (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0))} #89#return; {1904#(and (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0))} is VALID [2022-04-28 12:23:05,259 INFO L290 TraceCheckUtils]: 38: Hoare triple {1904#(and (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0))} assume !false; {1904#(and (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0))} is VALID [2022-04-28 12:23:05,259 INFO L290 TraceCheckUtils]: 39: Hoare triple {1904#(and (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0))} assume !!(0 != ~b~0);~c~0 := ~a~0;~k~0 := 0; {1904#(and (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0))} is VALID [2022-04-28 12:23:05,260 INFO L290 TraceCheckUtils]: 40: Hoare triple {1904#(and (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0))} assume !false; {1904#(and (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0))} is VALID [2022-04-28 12:23:05,260 INFO L272 TraceCheckUtils]: 41: Hoare triple {1904#(and (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0))} call __VERIFIER_assert((if ~a~0 == ~k~0 * ~b~0 + ~c~0 then 1 else 0)); {1818#true} is VALID [2022-04-28 12:23:05,260 INFO L290 TraceCheckUtils]: 42: Hoare triple {1818#true} ~cond := #in~cond; {1818#true} is VALID [2022-04-28 12:23:05,260 INFO L290 TraceCheckUtils]: 43: Hoare triple {1818#true} assume !(0 == ~cond); {1818#true} is VALID [2022-04-28 12:23:05,260 INFO L290 TraceCheckUtils]: 44: Hoare triple {1818#true} assume true; {1818#true} is VALID [2022-04-28 12:23:05,262 INFO L284 TraceCheckUtils]: 45: Hoare quadruple {1818#true} {1904#(and (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0))} #91#return; {1904#(and (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0))} is VALID [2022-04-28 12:23:05,262 INFO L272 TraceCheckUtils]: 46: Hoare triple {1904#(and (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0))} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {1818#true} is VALID [2022-04-28 12:23:05,262 INFO L290 TraceCheckUtils]: 47: Hoare triple {1818#true} ~cond := #in~cond; {1818#true} is VALID [2022-04-28 12:23:05,262 INFO L290 TraceCheckUtils]: 48: Hoare triple {1818#true} assume !(0 == ~cond); {1818#true} is VALID [2022-04-28 12:23:05,262 INFO L290 TraceCheckUtils]: 49: Hoare triple {1818#true} assume true; {1818#true} is VALID [2022-04-28 12:23:05,263 INFO L284 TraceCheckUtils]: 50: Hoare quadruple {1818#true} {1904#(and (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0))} #93#return; {1904#(and (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0))} is VALID [2022-04-28 12:23:05,264 INFO L272 TraceCheckUtils]: 51: Hoare triple {1904#(and (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0))} call __VERIFIER_assert((if ~b~0 == ~x~0 * ~q~0 + ~y~0 * ~s~0 then 1 else 0)); {1977#(<= 1 |__VERIFIER_assert_#in~cond|)} is VALID [2022-04-28 12:23:05,264 INFO L290 TraceCheckUtils]: 52: Hoare triple {1977#(<= 1 |__VERIFIER_assert_#in~cond|)} ~cond := #in~cond; {1981#(<= 1 __VERIFIER_assert_~cond)} is VALID [2022-04-28 12:23:05,265 INFO L290 TraceCheckUtils]: 53: Hoare triple {1981#(<= 1 __VERIFIER_assert_~cond)} assume 0 == ~cond; {1819#false} is VALID [2022-04-28 12:23:05,265 INFO L290 TraceCheckUtils]: 54: Hoare triple {1819#false} assume !false; {1819#false} is VALID [2022-04-28 12:23:05,267 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2022-04-28 12:23:05,267 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-04-28 12:23:05,267 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-28 12:23:05,267 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1953511546] [2022-04-28 12:23:05,267 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-04-28 12:23:05,267 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1824777756] [2022-04-28 12:23:05,267 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1824777756] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-28 12:23:05,267 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-28 12:23:05,267 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-04-28 12:23:05,268 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-28 12:23:05,268 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [963844100] [2022-04-28 12:23:05,268 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [963844100] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-28 12:23:05,268 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-28 12:23:05,268 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-04-28 12:23:05,268 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2013951872] [2022-04-28 12:23:05,268 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-28 12:23:05,268 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 3.4) internal successors, (17), 4 states have internal predecessors, (17), 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 55 [2022-04-28 12:23:05,269 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-28 12:23:05,269 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 5 states, 5 states have (on average 3.4) internal successors, (17), 4 states have internal predecessors, (17), 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) [2022-04-28 12:23:05,299 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 37 edges. 37 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-28 12:23:05,299 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-04-28 12:23:05,299 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-28 12:23:05,299 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-04-28 12:23:05,300 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-04-28 12:23:05,300 INFO L87 Difference]: Start difference. First operand 55 states and 71 transitions. Second operand has 5 states, 5 states have (on average 3.4) internal successors, (17), 4 states have internal predecessors, (17), 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) [2022-04-28 12:23:05,544 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-28 12:23:05,544 INFO L93 Difference]: Finished difference Result 62 states and 77 transitions. [2022-04-28 12:23:05,544 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-04-28 12:23:05,544 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 3.4) internal successors, (17), 4 states have internal predecessors, (17), 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 55 [2022-04-28 12:23:05,545 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-28 12:23:05,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 3.4) internal successors, (17), 4 states have internal predecessors, (17), 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) [2022-04-28 12:23:05,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 65 transitions. [2022-04-28 12:23:05,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 3.4) internal successors, (17), 4 states have internal predecessors, (17), 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) [2022-04-28 12:23:05,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 65 transitions. [2022-04-28 12:23:05,547 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 5 states and 65 transitions. [2022-04-28 12:23:05,602 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 65 edges. 65 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-28 12:23:05,604 INFO L225 Difference]: With dead ends: 62 [2022-04-28 12:23:05,604 INFO L226 Difference]: Without dead ends: 60 [2022-04-28 12:23:05,604 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-04-28 12:23:05,605 INFO L413 NwaCegarLoop]: 46 mSDtfsCounter, 7 mSDsluCounter, 105 mSDsCounter, 0 mSdLazyCounter, 48 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9 SdHoareTripleChecker+Valid, 151 SdHoareTripleChecker+Invalid, 48 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 48 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-04-28 12:23:05,605 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9 Valid, 151 Invalid, 48 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 48 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-04-28 12:23:05,605 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 60 states. [2022-04-28 12:23:05,643 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 60 to 59. [2022-04-28 12:23:05,643 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-28 12:23:05,643 INFO L82 GeneralOperation]: Start isEquivalent. First operand 60 states. Second operand has 59 states, 32 states have (on average 1.125) internal successors, (36), 35 states have internal predecessors, (36), 20 states have call successors, (20), 7 states have call predecessors, (20), 6 states have return successors, (18), 16 states have call predecessors, (18), 18 states have call successors, (18) [2022-04-28 12:23:05,643 INFO L74 IsIncluded]: Start isIncluded. First operand 60 states. Second operand has 59 states, 32 states have (on average 1.125) internal successors, (36), 35 states have internal predecessors, (36), 20 states have call successors, (20), 7 states have call predecessors, (20), 6 states have return successors, (18), 16 states have call predecessors, (18), 18 states have call successors, (18) [2022-04-28 12:23:05,643 INFO L87 Difference]: Start difference. First operand 60 states. Second operand has 59 states, 32 states have (on average 1.125) internal successors, (36), 35 states have internal predecessors, (36), 20 states have call successors, (20), 7 states have call predecessors, (20), 6 states have return successors, (18), 16 states have call predecessors, (18), 18 states have call successors, (18) [2022-04-28 12:23:05,645 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-28 12:23:05,645 INFO L93 Difference]: Finished difference Result 60 states and 75 transitions. [2022-04-28 12:23:05,645 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 75 transitions. [2022-04-28 12:23:05,646 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-28 12:23:05,646 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-28 12:23:05,646 INFO L74 IsIncluded]: Start isIncluded. First operand has 59 states, 32 states have (on average 1.125) internal successors, (36), 35 states have internal predecessors, (36), 20 states have call successors, (20), 7 states have call predecessors, (20), 6 states have return successors, (18), 16 states have call predecessors, (18), 18 states have call successors, (18) Second operand 60 states. [2022-04-28 12:23:05,646 INFO L87 Difference]: Start difference. First operand has 59 states, 32 states have (on average 1.125) internal successors, (36), 35 states have internal predecessors, (36), 20 states have call successors, (20), 7 states have call predecessors, (20), 6 states have return successors, (18), 16 states have call predecessors, (18), 18 states have call successors, (18) Second operand 60 states. [2022-04-28 12:23:05,648 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-28 12:23:05,648 INFO L93 Difference]: Finished difference Result 60 states and 75 transitions. [2022-04-28 12:23:05,648 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 75 transitions. [2022-04-28 12:23:05,648 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-28 12:23:05,648 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-28 12:23:05,648 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-28 12:23:05,648 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-28 12:23:05,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 59 states, 32 states have (on average 1.125) internal successors, (36), 35 states have internal predecessors, (36), 20 states have call successors, (20), 7 states have call predecessors, (20), 6 states have return successors, (18), 16 states have call predecessors, (18), 18 states have call successors, (18) [2022-04-28 12:23:05,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 59 states and 74 transitions. [2022-04-28 12:23:05,650 INFO L78 Accepts]: Start accepts. Automaton has 59 states and 74 transitions. Word has length 55 [2022-04-28 12:23:05,650 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-28 12:23:05,651 INFO L495 AbstractCegarLoop]: Abstraction has 59 states and 74 transitions. [2022-04-28 12:23:05,651 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 3.4) internal successors, (17), 4 states have internal predecessors, (17), 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) [2022-04-28 12:23:05,651 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 59 states and 74 transitions. [2022-04-28 12:23:05,723 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 74 edges. 74 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-28 12:23:05,724 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 74 transitions. [2022-04-28 12:23:05,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-04-28 12:23:05,724 INFO L187 NwaCegarLoop]: Found error trace [2022-04-28 12:23:05,724 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 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, 1, 1] [2022-04-28 12:23:05,740 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-04-28 12:23:05,929 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-28 12:23:05,929 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-28 12:23:05,930 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-28 12:23:05,930 INFO L85 PathProgramCache]: Analyzing trace with hash 1584976990, now seen corresponding path program 1 times [2022-04-28 12:23:05,930 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-28 12:23:05,930 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [1053802266] [2022-04-28 12:23:05,930 INFO L202 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-04-28 12:23:05,930 INFO L85 PathProgramCache]: Analyzing trace with hash 1584976990, now seen corresponding path program 2 times [2022-04-28 12:23:05,930 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-28 12:23:05,930 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1233550526] [2022-04-28 12:23:05,931 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-28 12:23:05,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-28 12:23:05,950 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-04-28 12:23:05,950 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [383312384] [2022-04-28 12:23:05,950 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-04-28 12:23:05,950 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-28 12:23:05,950 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-28 12:23:05,954 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) [2022-04-28 12:23:05,955 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-04-28 12:23:06,004 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-04-28 12:23:06,005 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-28 12:23:06,005 INFO L263 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 23 conjunts are in the unsatisfiable core [2022-04-28 12:23:06,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-28 12:23:06,017 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-28 12:23:14,074 INFO L272 TraceCheckUtils]: 0: Hoare triple {2351#true} call ULTIMATE.init(); {2351#true} is VALID [2022-04-28 12:23:14,074 INFO L290 TraceCheckUtils]: 1: Hoare triple {2351#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); {2351#true} is VALID [2022-04-28 12:23:14,074 INFO L290 TraceCheckUtils]: 2: Hoare triple {2351#true} assume true; {2351#true} is VALID [2022-04-28 12:23:14,074 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {2351#true} {2351#true} #103#return; {2351#true} is VALID [2022-04-28 12:23:14,074 INFO L272 TraceCheckUtils]: 4: Hoare triple {2351#true} call #t~ret6 := main(); {2351#true} is VALID [2022-04-28 12:23:14,074 INFO L290 TraceCheckUtils]: 5: Hoare triple {2351#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;havoc ~c~0;havoc ~k~0;havoc ~xy~0;havoc ~yy~0;assume -2147483648 <= #t~nondet4 && #t~nondet4 <= 2147483647;~x~0 := #t~nondet4;havoc #t~nondet4; {2351#true} is VALID [2022-04-28 12:23:14,074 INFO L272 TraceCheckUtils]: 6: Hoare triple {2351#true} call assume_abort_if_not((if ~x~0 >= 0 && ~x~0 <= 5 then 1 else 0)); {2351#true} is VALID [2022-04-28 12:23:14,075 INFO L290 TraceCheckUtils]: 7: Hoare triple {2351#true} ~cond := #in~cond; {2351#true} is VALID [2022-04-28 12:23:14,075 INFO L290 TraceCheckUtils]: 8: Hoare triple {2351#true} assume !(0 == ~cond); {2351#true} is VALID [2022-04-28 12:23:14,075 INFO L290 TraceCheckUtils]: 9: Hoare triple {2351#true} assume true; {2351#true} is VALID [2022-04-28 12:23:14,075 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {2351#true} {2351#true} #79#return; {2351#true} is VALID [2022-04-28 12:23:14,075 INFO L290 TraceCheckUtils]: 11: Hoare triple {2351#true} assume -2147483648 <= #t~nondet5 && #t~nondet5 <= 2147483647;~y~0 := #t~nondet5;havoc #t~nondet5; {2351#true} is VALID [2022-04-28 12:23:14,075 INFO L272 TraceCheckUtils]: 12: Hoare triple {2351#true} call assume_abort_if_not((if ~y~0 >= 0 && ~y~0 <= 5 then 1 else 0)); {2351#true} is VALID [2022-04-28 12:23:14,075 INFO L290 TraceCheckUtils]: 13: Hoare triple {2351#true} ~cond := #in~cond; {2351#true} is VALID [2022-04-28 12:23:14,075 INFO L290 TraceCheckUtils]: 14: Hoare triple {2351#true} assume !(0 == ~cond); {2351#true} is VALID [2022-04-28 12:23:14,075 INFO L290 TraceCheckUtils]: 15: Hoare triple {2351#true} assume true; {2351#true} is VALID [2022-04-28 12:23:14,076 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {2351#true} {2351#true} #81#return; {2351#true} is VALID [2022-04-28 12:23:14,076 INFO L272 TraceCheckUtils]: 17: Hoare triple {2351#true} call assume_abort_if_not((if ~x~0 >= 1 then 1 else 0)); {2351#true} is VALID [2022-04-28 12:23:14,076 INFO L290 TraceCheckUtils]: 18: Hoare triple {2351#true} ~cond := #in~cond; {2351#true} is VALID [2022-04-28 12:23:14,076 INFO L290 TraceCheckUtils]: 19: Hoare triple {2351#true} assume !(0 == ~cond); {2351#true} is VALID [2022-04-28 12:23:14,076 INFO L290 TraceCheckUtils]: 20: Hoare triple {2351#true} assume true; {2351#true} is VALID [2022-04-28 12:23:14,076 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {2351#true} {2351#true} #83#return; {2351#true} is VALID [2022-04-28 12:23:14,076 INFO L272 TraceCheckUtils]: 22: Hoare triple {2351#true} call assume_abort_if_not((if ~y~0 >= 1 then 1 else 0)); {2351#true} is VALID [2022-04-28 12:23:14,076 INFO L290 TraceCheckUtils]: 23: Hoare triple {2351#true} ~cond := #in~cond; {2351#true} is VALID [2022-04-28 12:23:14,076 INFO L290 TraceCheckUtils]: 24: Hoare triple {2351#true} assume !(0 == ~cond); {2351#true} is VALID [2022-04-28 12:23:14,076 INFO L290 TraceCheckUtils]: 25: Hoare triple {2351#true} assume true; {2351#true} is VALID [2022-04-28 12:23:14,076 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {2351#true} {2351#true} #85#return; {2351#true} is VALID [2022-04-28 12:23:14,077 INFO L290 TraceCheckUtils]: 27: Hoare triple {2351#true} ~a~0 := ~x~0;~b~0 := ~y~0;~p~0 := 1;~q~0 := 0;~r~0 := 0;~s~0 := 1;~c~0 := 0;~k~0 := 0;~xy~0 := ~x~0 * ~y~0;~yy~0 := ~y~0 * ~y~0; {2437#(and (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0))} is VALID [2022-04-28 12:23:14,077 INFO L272 TraceCheckUtils]: 28: Hoare triple {2437#(and (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0))} call assume_abort_if_not((if ~xy~0 < 2147483647 then 1 else 0)); {2351#true} is VALID [2022-04-28 12:23:14,077 INFO L290 TraceCheckUtils]: 29: Hoare triple {2351#true} ~cond := #in~cond; {2351#true} is VALID [2022-04-28 12:23:14,077 INFO L290 TraceCheckUtils]: 30: Hoare triple {2351#true} assume !(0 == ~cond); {2351#true} is VALID [2022-04-28 12:23:14,077 INFO L290 TraceCheckUtils]: 31: Hoare triple {2351#true} assume true; {2351#true} is VALID [2022-04-28 12:23:14,078 INFO L284 TraceCheckUtils]: 32: Hoare quadruple {2351#true} {2437#(and (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0))} #87#return; {2437#(and (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0))} is VALID [2022-04-28 12:23:14,078 INFO L272 TraceCheckUtils]: 33: Hoare triple {2437#(and (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0))} call assume_abort_if_not((if ~yy~0 < 2147483647 then 1 else 0)); {2351#true} is VALID [2022-04-28 12:23:14,078 INFO L290 TraceCheckUtils]: 34: Hoare triple {2351#true} ~cond := #in~cond; {2351#true} is VALID [2022-04-28 12:23:14,078 INFO L290 TraceCheckUtils]: 35: Hoare triple {2351#true} assume !(0 == ~cond); {2351#true} is VALID [2022-04-28 12:23:14,079 INFO L290 TraceCheckUtils]: 36: Hoare triple {2351#true} assume true; {2351#true} is VALID [2022-04-28 12:23:14,079 INFO L284 TraceCheckUtils]: 37: Hoare quadruple {2351#true} {2437#(and (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0))} #89#return; {2437#(and (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0))} is VALID [2022-04-28 12:23:14,080 INFO L290 TraceCheckUtils]: 38: Hoare triple {2437#(and (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0))} assume !false; {2437#(and (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0))} is VALID [2022-04-28 12:23:14,080 INFO L290 TraceCheckUtils]: 39: Hoare triple {2437#(and (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0))} assume !!(0 != ~b~0);~c~0 := ~a~0;~k~0 := 0; {2437#(and (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0))} is VALID [2022-04-28 12:23:14,080 INFO L290 TraceCheckUtils]: 40: Hoare triple {2437#(and (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0))} assume !false; {2437#(and (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0))} is VALID [2022-04-28 12:23:14,081 INFO L272 TraceCheckUtils]: 41: Hoare triple {2437#(and (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0))} call __VERIFIER_assert((if ~a~0 == ~k~0 * ~b~0 + ~c~0 then 1 else 0)); {2351#true} is VALID [2022-04-28 12:23:14,081 INFO L290 TraceCheckUtils]: 42: Hoare triple {2351#true} ~cond := #in~cond; {2351#true} is VALID [2022-04-28 12:23:14,081 INFO L290 TraceCheckUtils]: 43: Hoare triple {2351#true} assume !(0 == ~cond); {2351#true} is VALID [2022-04-28 12:23:14,081 INFO L290 TraceCheckUtils]: 44: Hoare triple {2351#true} assume true; {2351#true} is VALID [2022-04-28 12:23:14,082 INFO L284 TraceCheckUtils]: 45: Hoare quadruple {2351#true} {2437#(and (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0))} #91#return; {2437#(and (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0))} is VALID [2022-04-28 12:23:14,082 INFO L272 TraceCheckUtils]: 46: Hoare triple {2437#(and (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0))} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {2351#true} is VALID [2022-04-28 12:23:14,082 INFO L290 TraceCheckUtils]: 47: Hoare triple {2351#true} ~cond := #in~cond; {2498#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} is VALID [2022-04-28 12:23:14,082 INFO L290 TraceCheckUtils]: 48: Hoare triple {2498#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} assume !(0 == ~cond); {2502#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-28 12:23:14,083 INFO L290 TraceCheckUtils]: 49: Hoare triple {2502#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {2502#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-28 12:23:14,083 INFO L284 TraceCheckUtils]: 50: Hoare quadruple {2502#(not (= |__VERIFIER_assert_#in~cond| 0))} {2437#(and (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0))} #93#return; {2437#(and (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0))} is VALID [2022-04-28 12:23:14,084 INFO L272 TraceCheckUtils]: 51: Hoare triple {2437#(and (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0))} call __VERIFIER_assert((if ~b~0 == ~x~0 * ~q~0 + ~y~0 * ~s~0 then 1 else 0)); {2351#true} is VALID [2022-04-28 12:23:14,084 INFO L290 TraceCheckUtils]: 52: Hoare triple {2351#true} ~cond := #in~cond; {2498#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} is VALID [2022-04-28 12:23:14,084 INFO L290 TraceCheckUtils]: 53: Hoare triple {2498#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} assume !(0 == ~cond); {2502#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-28 12:23:14,085 INFO L290 TraceCheckUtils]: 54: Hoare triple {2502#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {2502#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-28 12:23:14,085 INFO L284 TraceCheckUtils]: 55: Hoare quadruple {2502#(not (= |__VERIFIER_assert_#in~cond| 0))} {2437#(and (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0))} #95#return; {2437#(and (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0))} is VALID [2022-04-28 12:23:14,086 INFO L272 TraceCheckUtils]: 56: Hoare triple {2437#(and (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0))} call __VERIFIER_assert((if 0 == ~q~0 * ~xy~0 + ~s~0 * ~yy~0 - ~q~0 * ~x~0 - ~b~0 * ~y~0 - ~s~0 * ~y~0 + ~b~0 then 1 else 0)); {2527#(<= 1 |__VERIFIER_assert_#in~cond|)} is VALID [2022-04-28 12:23:14,086 INFO L290 TraceCheckUtils]: 57: Hoare triple {2527#(<= 1 |__VERIFIER_assert_#in~cond|)} ~cond := #in~cond; {2531#(<= 1 __VERIFIER_assert_~cond)} is VALID [2022-04-28 12:23:14,087 INFO L290 TraceCheckUtils]: 58: Hoare triple {2531#(<= 1 __VERIFIER_assert_~cond)} assume 0 == ~cond; {2352#false} is VALID [2022-04-28 12:23:14,087 INFO L290 TraceCheckUtils]: 59: Hoare triple {2352#false} assume !false; {2352#false} is VALID [2022-04-28 12:23:14,087 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 10 proven. 2 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2022-04-28 12:23:14,087 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-28 12:24:01,934 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-28 12:24:01,934 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1233550526] [2022-04-28 12:24:01,935 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-04-28 12:24:01,935 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [383312384] [2022-04-28 12:24:01,935 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [383312384] provided 0 perfect and 1 imperfect interpolant sequences [2022-04-28 12:24:01,935 INFO L184 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-04-28 12:24:01,935 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2022-04-28 12:24:01,935 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-28 12:24:01,935 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [1053802266] [2022-04-28 12:24:01,935 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [1053802266] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-28 12:24:01,935 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-28 12:24:01,935 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-04-28 12:24:01,935 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1406790813] [2022-04-28 12:24:01,935 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-28 12:24:01,936 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 2.857142857142857) internal successors, (20), 6 states have internal predecessors, (20), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) Word has length 60 [2022-04-28 12:24:01,936 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-28 12:24:01,936 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 7 states, 7 states have (on average 2.857142857142857) internal successors, (20), 6 states have internal predecessors, (20), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2022-04-28 12:24:01,965 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 42 edges. 42 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-28 12:24:01,966 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-04-28 12:24:01,966 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-28 12:24:01,966 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-04-28 12:24:01,966 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2022-04-28 12:24:01,966 INFO L87 Difference]: Start difference. First operand 59 states and 74 transitions. Second operand has 7 states, 7 states have (on average 2.857142857142857) internal successors, (20), 6 states have internal predecessors, (20), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2022-04-28 12:24:02,369 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-28 12:24:02,369 INFO L93 Difference]: Finished difference Result 66 states and 80 transitions. [2022-04-28 12:24:02,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-04-28 12:24:02,369 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 2.857142857142857) internal successors, (20), 6 states have internal predecessors, (20), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) Word has length 60 [2022-04-28 12:24:02,370 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-28 12:24:02,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7 states, 7 states have (on average 2.857142857142857) internal successors, (20), 6 states have internal predecessors, (20), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2022-04-28 12:24:02,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 65 transitions. [2022-04-28 12:24:02,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7 states, 7 states have (on average 2.857142857142857) internal successors, (20), 6 states have internal predecessors, (20), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2022-04-28 12:24:02,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 65 transitions. [2022-04-28 12:24:02,372 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 7 states and 65 transitions. [2022-04-28 12:24:02,418 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 65 edges. 65 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-28 12:24:02,420 INFO L225 Difference]: With dead ends: 66 [2022-04-28 12:24:02,420 INFO L226 Difference]: Without dead ends: 64 [2022-04-28 12:24:02,421 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 56 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2022-04-28 12:24:02,421 INFO L413 NwaCegarLoop]: 36 mSDtfsCounter, 11 mSDsluCounter, 128 mSDsCounter, 0 mSdLazyCounter, 128 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12 SdHoareTripleChecker+Valid, 164 SdHoareTripleChecker+Invalid, 130 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 128 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-04-28 12:24:02,421 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [12 Valid, 164 Invalid, 130 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 128 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-04-28 12:24:02,422 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 64 states. [2022-04-28 12:24:02,468 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 64 to 63. [2022-04-28 12:24:02,468 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-28 12:24:02,468 INFO L82 GeneralOperation]: Start isEquivalent. First operand 64 states. Second operand has 63 states, 35 states have (on average 1.1142857142857143) internal successors, (39), 38 states have internal predecessors, (39), 20 states have call successors, (20), 8 states have call predecessors, (20), 7 states have return successors, (18), 16 states have call predecessors, (18), 18 states have call successors, (18) [2022-04-28 12:24:02,468 INFO L74 IsIncluded]: Start isIncluded. First operand 64 states. Second operand has 63 states, 35 states have (on average 1.1142857142857143) internal successors, (39), 38 states have internal predecessors, (39), 20 states have call successors, (20), 8 states have call predecessors, (20), 7 states have return successors, (18), 16 states have call predecessors, (18), 18 states have call successors, (18) [2022-04-28 12:24:02,469 INFO L87 Difference]: Start difference. First operand 64 states. Second operand has 63 states, 35 states have (on average 1.1142857142857143) internal successors, (39), 38 states have internal predecessors, (39), 20 states have call successors, (20), 8 states have call predecessors, (20), 7 states have return successors, (18), 16 states have call predecessors, (18), 18 states have call successors, (18) [2022-04-28 12:24:02,471 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-28 12:24:02,471 INFO L93 Difference]: Finished difference Result 64 states and 78 transitions. [2022-04-28 12:24:02,471 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 78 transitions. [2022-04-28 12:24:02,471 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-28 12:24:02,471 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-28 12:24:02,472 INFO L74 IsIncluded]: Start isIncluded. First operand has 63 states, 35 states have (on average 1.1142857142857143) internal successors, (39), 38 states have internal predecessors, (39), 20 states have call successors, (20), 8 states have call predecessors, (20), 7 states have return successors, (18), 16 states have call predecessors, (18), 18 states have call successors, (18) Second operand 64 states. [2022-04-28 12:24:02,472 INFO L87 Difference]: Start difference. First operand has 63 states, 35 states have (on average 1.1142857142857143) internal successors, (39), 38 states have internal predecessors, (39), 20 states have call successors, (20), 8 states have call predecessors, (20), 7 states have return successors, (18), 16 states have call predecessors, (18), 18 states have call successors, (18) Second operand 64 states. [2022-04-28 12:24:02,473 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-28 12:24:02,473 INFO L93 Difference]: Finished difference Result 64 states and 78 transitions. [2022-04-28 12:24:02,474 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 78 transitions. [2022-04-28 12:24:02,474 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-28 12:24:02,474 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-28 12:24:02,474 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-28 12:24:02,474 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-28 12:24:02,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 63 states, 35 states have (on average 1.1142857142857143) internal successors, (39), 38 states have internal predecessors, (39), 20 states have call successors, (20), 8 states have call predecessors, (20), 7 states have return successors, (18), 16 states have call predecessors, (18), 18 states have call successors, (18) [2022-04-28 12:24:02,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 77 transitions. [2022-04-28 12:24:02,476 INFO L78 Accepts]: Start accepts. Automaton has 63 states and 77 transitions. Word has length 60 [2022-04-28 12:24:02,476 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-28 12:24:02,476 INFO L495 AbstractCegarLoop]: Abstraction has 63 states and 77 transitions. [2022-04-28 12:24:02,476 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 2.857142857142857) internal successors, (20), 6 states have internal predecessors, (20), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2022-04-28 12:24:02,476 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 63 states and 77 transitions. [2022-04-28 12:24:02,551 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 77 edges. 77 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-28 12:24:02,551 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 77 transitions. [2022-04-28 12:24:02,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-04-28 12:24:02,552 INFO L187 NwaCegarLoop]: Found error trace [2022-04-28 12:24:02,552 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 5, 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] [2022-04-28 12:24:02,568 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-04-28 12:24:02,759 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-28 12:24:02,759 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-28 12:24:02,760 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-28 12:24:02,760 INFO L85 PathProgramCache]: Analyzing trace with hash -669670075, now seen corresponding path program 1 times [2022-04-28 12:24:02,760 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-28 12:24:02,760 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [849690402] [2022-04-28 12:24:02,760 INFO L202 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-04-28 12:24:02,761 INFO L85 PathProgramCache]: Analyzing trace with hash -669670075, now seen corresponding path program 2 times [2022-04-28 12:24:02,761 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-28 12:24:02,761 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [197665996] [2022-04-28 12:24:02,761 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-28 12:24:02,761 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-28 12:24:02,798 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-04-28 12:24:02,798 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [495653225] [2022-04-28 12:24:02,798 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-04-28 12:24:02,798 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-28 12:24:02,799 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-28 12:24:02,803 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) [2022-04-28 12:24:02,804 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-04-28 12:24:02,848 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-04-28 12:24:02,848 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-28 12:24:02,849 INFO L263 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 15 conjunts are in the unsatisfiable core [2022-04-28 12:24:02,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-28 12:24:02,859 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-28 12:24:03,051 INFO L272 TraceCheckUtils]: 0: Hoare triple {2944#true} call ULTIMATE.init(); {2944#true} is VALID [2022-04-28 12:24:03,051 INFO L290 TraceCheckUtils]: 1: Hoare triple {2944#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); {2944#true} is VALID [2022-04-28 12:24:03,051 INFO L290 TraceCheckUtils]: 2: Hoare triple {2944#true} assume true; {2944#true} is VALID [2022-04-28 12:24:03,051 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {2944#true} {2944#true} #103#return; {2944#true} is VALID [2022-04-28 12:24:03,051 INFO L272 TraceCheckUtils]: 4: Hoare triple {2944#true} call #t~ret6 := main(); {2944#true} is VALID [2022-04-28 12:24:03,051 INFO L290 TraceCheckUtils]: 5: Hoare triple {2944#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;havoc ~c~0;havoc ~k~0;havoc ~xy~0;havoc ~yy~0;assume -2147483648 <= #t~nondet4 && #t~nondet4 <= 2147483647;~x~0 := #t~nondet4;havoc #t~nondet4; {2944#true} is VALID [2022-04-28 12:24:03,051 INFO L272 TraceCheckUtils]: 6: Hoare triple {2944#true} call assume_abort_if_not((if ~x~0 >= 0 && ~x~0 <= 5 then 1 else 0)); {2944#true} is VALID [2022-04-28 12:24:03,052 INFO L290 TraceCheckUtils]: 7: Hoare triple {2944#true} ~cond := #in~cond; {2944#true} is VALID [2022-04-28 12:24:03,052 INFO L290 TraceCheckUtils]: 8: Hoare triple {2944#true} assume !(0 == ~cond); {2944#true} is VALID [2022-04-28 12:24:03,052 INFO L290 TraceCheckUtils]: 9: Hoare triple {2944#true} assume true; {2944#true} is VALID [2022-04-28 12:24:03,052 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {2944#true} {2944#true} #79#return; {2944#true} is VALID [2022-04-28 12:24:03,052 INFO L290 TraceCheckUtils]: 11: Hoare triple {2944#true} assume -2147483648 <= #t~nondet5 && #t~nondet5 <= 2147483647;~y~0 := #t~nondet5;havoc #t~nondet5; {2944#true} is VALID [2022-04-28 12:24:03,052 INFO L272 TraceCheckUtils]: 12: Hoare triple {2944#true} call assume_abort_if_not((if ~y~0 >= 0 && ~y~0 <= 5 then 1 else 0)); {2944#true} is VALID [2022-04-28 12:24:03,052 INFO L290 TraceCheckUtils]: 13: Hoare triple {2944#true} ~cond := #in~cond; {2944#true} is VALID [2022-04-28 12:24:03,052 INFO L290 TraceCheckUtils]: 14: Hoare triple {2944#true} assume !(0 == ~cond); {2944#true} is VALID [2022-04-28 12:24:03,052 INFO L290 TraceCheckUtils]: 15: Hoare triple {2944#true} assume true; {2944#true} is VALID [2022-04-28 12:24:03,052 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {2944#true} {2944#true} #81#return; {2944#true} is VALID [2022-04-28 12:24:03,052 INFO L272 TraceCheckUtils]: 17: Hoare triple {2944#true} call assume_abort_if_not((if ~x~0 >= 1 then 1 else 0)); {2944#true} is VALID [2022-04-28 12:24:03,052 INFO L290 TraceCheckUtils]: 18: Hoare triple {2944#true} ~cond := #in~cond; {2944#true} is VALID [2022-04-28 12:24:03,053 INFO L290 TraceCheckUtils]: 19: Hoare triple {2944#true} assume !(0 == ~cond); {2944#true} is VALID [2022-04-28 12:24:03,053 INFO L290 TraceCheckUtils]: 20: Hoare triple {2944#true} assume true; {2944#true} is VALID [2022-04-28 12:24:03,053 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {2944#true} {2944#true} #83#return; {2944#true} is VALID [2022-04-28 12:24:03,053 INFO L272 TraceCheckUtils]: 22: Hoare triple {2944#true} call assume_abort_if_not((if ~y~0 >= 1 then 1 else 0)); {2944#true} is VALID [2022-04-28 12:24:03,053 INFO L290 TraceCheckUtils]: 23: Hoare triple {2944#true} ~cond := #in~cond; {2944#true} is VALID [2022-04-28 12:24:03,053 INFO L290 TraceCheckUtils]: 24: Hoare triple {2944#true} assume !(0 == ~cond); {2944#true} is VALID [2022-04-28 12:24:03,053 INFO L290 TraceCheckUtils]: 25: Hoare triple {2944#true} assume true; {2944#true} is VALID [2022-04-28 12:24:03,053 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {2944#true} {2944#true} #85#return; {2944#true} is VALID [2022-04-28 12:24:03,053 INFO L290 TraceCheckUtils]: 27: Hoare triple {2944#true} ~a~0 := ~x~0;~b~0 := ~y~0;~p~0 := 1;~q~0 := 0;~r~0 := 0;~s~0 := 1;~c~0 := 0;~k~0 := 0;~xy~0 := ~x~0 * ~y~0;~yy~0 := ~y~0 * ~y~0; {2944#true} is VALID [2022-04-28 12:24:03,053 INFO L272 TraceCheckUtils]: 28: Hoare triple {2944#true} call assume_abort_if_not((if ~xy~0 < 2147483647 then 1 else 0)); {2944#true} is VALID [2022-04-28 12:24:03,053 INFO L290 TraceCheckUtils]: 29: Hoare triple {2944#true} ~cond := #in~cond; {2944#true} is VALID [2022-04-28 12:24:03,053 INFO L290 TraceCheckUtils]: 30: Hoare triple {2944#true} assume !(0 == ~cond); {2944#true} is VALID [2022-04-28 12:24:03,054 INFO L290 TraceCheckUtils]: 31: Hoare triple {2944#true} assume true; {2944#true} is VALID [2022-04-28 12:24:03,054 INFO L284 TraceCheckUtils]: 32: Hoare quadruple {2944#true} {2944#true} #87#return; {2944#true} is VALID [2022-04-28 12:24:03,054 INFO L272 TraceCheckUtils]: 33: Hoare triple {2944#true} call assume_abort_if_not((if ~yy~0 < 2147483647 then 1 else 0)); {2944#true} is VALID [2022-04-28 12:24:03,054 INFO L290 TraceCheckUtils]: 34: Hoare triple {2944#true} ~cond := #in~cond; {2944#true} is VALID [2022-04-28 12:24:03,054 INFO L290 TraceCheckUtils]: 35: Hoare triple {2944#true} assume !(0 == ~cond); {2944#true} is VALID [2022-04-28 12:24:03,054 INFO L290 TraceCheckUtils]: 36: Hoare triple {2944#true} assume true; {2944#true} is VALID [2022-04-28 12:24:03,054 INFO L284 TraceCheckUtils]: 37: Hoare quadruple {2944#true} {2944#true} #89#return; {2944#true} is VALID [2022-04-28 12:24:03,054 INFO L290 TraceCheckUtils]: 38: Hoare triple {2944#true} assume !false; {2944#true} is VALID [2022-04-28 12:24:03,055 INFO L290 TraceCheckUtils]: 39: Hoare triple {2944#true} assume !!(0 != ~b~0);~c~0 := ~a~0;~k~0 := 0; {3066#(and (= main_~c~0 main_~a~0) (= main_~k~0 0))} is VALID [2022-04-28 12:24:03,055 INFO L290 TraceCheckUtils]: 40: Hoare triple {3066#(and (= main_~c~0 main_~a~0) (= main_~k~0 0))} assume !false; {3066#(and (= main_~c~0 main_~a~0) (= main_~k~0 0))} is VALID [2022-04-28 12:24:03,055 INFO L272 TraceCheckUtils]: 41: Hoare triple {3066#(and (= main_~c~0 main_~a~0) (= main_~k~0 0))} call __VERIFIER_assert((if ~a~0 == ~k~0 * ~b~0 + ~c~0 then 1 else 0)); {2944#true} is VALID [2022-04-28 12:24:03,055 INFO L290 TraceCheckUtils]: 42: Hoare triple {2944#true} ~cond := #in~cond; {2944#true} is VALID [2022-04-28 12:24:03,055 INFO L290 TraceCheckUtils]: 43: Hoare triple {2944#true} assume !(0 == ~cond); {2944#true} is VALID [2022-04-28 12:24:03,055 INFO L290 TraceCheckUtils]: 44: Hoare triple {2944#true} assume true; {2944#true} is VALID [2022-04-28 12:24:03,056 INFO L284 TraceCheckUtils]: 45: Hoare quadruple {2944#true} {3066#(and (= main_~c~0 main_~a~0) (= main_~k~0 0))} #91#return; {3066#(and (= main_~c~0 main_~a~0) (= main_~k~0 0))} is VALID [2022-04-28 12:24:03,056 INFO L272 TraceCheckUtils]: 46: Hoare triple {3066#(and (= main_~c~0 main_~a~0) (= main_~k~0 0))} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {2944#true} is VALID [2022-04-28 12:24:03,056 INFO L290 TraceCheckUtils]: 47: Hoare triple {2944#true} ~cond := #in~cond; {2944#true} is VALID [2022-04-28 12:24:03,056 INFO L290 TraceCheckUtils]: 48: Hoare triple {2944#true} assume !(0 == ~cond); {2944#true} is VALID [2022-04-28 12:24:03,056 INFO L290 TraceCheckUtils]: 49: Hoare triple {2944#true} assume true; {2944#true} is VALID [2022-04-28 12:24:03,057 INFO L284 TraceCheckUtils]: 50: Hoare quadruple {2944#true} {3066#(and (= main_~c~0 main_~a~0) (= main_~k~0 0))} #93#return; {3066#(and (= main_~c~0 main_~a~0) (= main_~k~0 0))} is VALID [2022-04-28 12:24:03,057 INFO L272 TraceCheckUtils]: 51: Hoare triple {3066#(and (= main_~c~0 main_~a~0) (= main_~k~0 0))} call __VERIFIER_assert((if ~b~0 == ~x~0 * ~q~0 + ~y~0 * ~s~0 then 1 else 0)); {2944#true} is VALID [2022-04-28 12:24:03,057 INFO L290 TraceCheckUtils]: 52: Hoare triple {2944#true} ~cond := #in~cond; {2944#true} is VALID [2022-04-28 12:24:03,057 INFO L290 TraceCheckUtils]: 53: Hoare triple {2944#true} assume !(0 == ~cond); {2944#true} is VALID [2022-04-28 12:24:03,057 INFO L290 TraceCheckUtils]: 54: Hoare triple {2944#true} assume true; {2944#true} is VALID [2022-04-28 12:24:03,058 INFO L284 TraceCheckUtils]: 55: Hoare quadruple {2944#true} {3066#(and (= main_~c~0 main_~a~0) (= main_~k~0 0))} #95#return; {3066#(and (= main_~c~0 main_~a~0) (= main_~k~0 0))} is VALID [2022-04-28 12:24:03,058 INFO L272 TraceCheckUtils]: 56: Hoare triple {3066#(and (= main_~c~0 main_~a~0) (= main_~k~0 0))} call __VERIFIER_assert((if 0 == ~q~0 * ~xy~0 + ~s~0 * ~yy~0 - ~q~0 * ~x~0 - ~b~0 * ~y~0 - ~s~0 * ~y~0 + ~b~0 then 1 else 0)); {2944#true} is VALID [2022-04-28 12:24:03,058 INFO L290 TraceCheckUtils]: 57: Hoare triple {2944#true} ~cond := #in~cond; {2944#true} is VALID [2022-04-28 12:24:03,058 INFO L290 TraceCheckUtils]: 58: Hoare triple {2944#true} assume !(0 == ~cond); {2944#true} is VALID [2022-04-28 12:24:03,058 INFO L290 TraceCheckUtils]: 59: Hoare triple {2944#true} assume true; {2944#true} is VALID [2022-04-28 12:24:03,059 INFO L284 TraceCheckUtils]: 60: Hoare quadruple {2944#true} {3066#(and (= main_~c~0 main_~a~0) (= main_~k~0 0))} #97#return; {3066#(and (= main_~c~0 main_~a~0) (= main_~k~0 0))} is VALID [2022-04-28 12:24:03,060 INFO L290 TraceCheckUtils]: 61: Hoare triple {3066#(and (= main_~c~0 main_~a~0) (= main_~k~0 0))} assume !!(~c~0 >= ~b~0);~c~0 := ~c~0 - ~b~0;~k~0 := 1 + ~k~0; {3133#(and (= main_~a~0 (+ main_~c~0 main_~b~0)) (= (+ (- 1) main_~k~0) 0))} is VALID [2022-04-28 12:24:03,060 INFO L290 TraceCheckUtils]: 62: Hoare triple {3133#(and (= main_~a~0 (+ main_~c~0 main_~b~0)) (= (+ (- 1) main_~k~0) 0))} assume !false; {3133#(and (= main_~a~0 (+ main_~c~0 main_~b~0)) (= (+ (- 1) main_~k~0) 0))} is VALID [2022-04-28 12:24:03,060 INFO L272 TraceCheckUtils]: 63: Hoare triple {3133#(and (= main_~a~0 (+ main_~c~0 main_~b~0)) (= (+ (- 1) main_~k~0) 0))} call __VERIFIER_assert((if ~a~0 == ~k~0 * ~b~0 + ~c~0 then 1 else 0)); {3140#(<= 1 |__VERIFIER_assert_#in~cond|)} is VALID [2022-04-28 12:24:03,061 INFO L290 TraceCheckUtils]: 64: Hoare triple {3140#(<= 1 |__VERIFIER_assert_#in~cond|)} ~cond := #in~cond; {3144#(<= 1 __VERIFIER_assert_~cond)} is VALID [2022-04-28 12:24:03,061 INFO L290 TraceCheckUtils]: 65: Hoare triple {3144#(<= 1 __VERIFIER_assert_~cond)} assume 0 == ~cond; {2945#false} is VALID [2022-04-28 12:24:03,061 INFO L290 TraceCheckUtils]: 66: Hoare triple {2945#false} assume !false; {2945#false} is VALID [2022-04-28 12:24:03,061 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 8 proven. 2 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2022-04-28 12:24:03,061 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-28 12:24:03,267 INFO L290 TraceCheckUtils]: 66: Hoare triple {2945#false} assume !false; {2945#false} is VALID [2022-04-28 12:24:03,267 INFO L290 TraceCheckUtils]: 65: Hoare triple {3144#(<= 1 __VERIFIER_assert_~cond)} assume 0 == ~cond; {2945#false} is VALID [2022-04-28 12:24:03,268 INFO L290 TraceCheckUtils]: 64: Hoare triple {3140#(<= 1 |__VERIFIER_assert_#in~cond|)} ~cond := #in~cond; {3144#(<= 1 __VERIFIER_assert_~cond)} is VALID [2022-04-28 12:24:03,268 INFO L272 TraceCheckUtils]: 63: Hoare triple {3160#(= 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)); {3140#(<= 1 |__VERIFIER_assert_#in~cond|)} is VALID [2022-04-28 12:24:03,269 INFO L290 TraceCheckUtils]: 62: Hoare triple {3160#(= main_~a~0 (+ main_~c~0 (* main_~b~0 main_~k~0)))} assume !false; {3160#(= main_~a~0 (+ main_~c~0 (* main_~b~0 main_~k~0)))} is VALID [2022-04-28 12:24:03,270 INFO L290 TraceCheckUtils]: 61: Hoare triple {3160#(= main_~a~0 (+ main_~c~0 (* main_~b~0 main_~k~0)))} assume !!(~c~0 >= ~b~0);~c~0 := ~c~0 - ~b~0;~k~0 := 1 + ~k~0; {3160#(= main_~a~0 (+ main_~c~0 (* main_~b~0 main_~k~0)))} is VALID [2022-04-28 12:24:03,271 INFO L284 TraceCheckUtils]: 60: Hoare quadruple {2944#true} {3160#(= main_~a~0 (+ main_~c~0 (* main_~b~0 main_~k~0)))} #97#return; {3160#(= main_~a~0 (+ main_~c~0 (* main_~b~0 main_~k~0)))} is VALID [2022-04-28 12:24:03,271 INFO L290 TraceCheckUtils]: 59: Hoare triple {2944#true} assume true; {2944#true} is VALID [2022-04-28 12:24:03,271 INFO L290 TraceCheckUtils]: 58: Hoare triple {2944#true} assume !(0 == ~cond); {2944#true} is VALID [2022-04-28 12:24:03,271 INFO L290 TraceCheckUtils]: 57: Hoare triple {2944#true} ~cond := #in~cond; {2944#true} is VALID [2022-04-28 12:24:03,271 INFO L272 TraceCheckUtils]: 56: Hoare triple {3160#(= main_~a~0 (+ main_~c~0 (* main_~b~0 main_~k~0)))} call __VERIFIER_assert((if 0 == ~q~0 * ~xy~0 + ~s~0 * ~yy~0 - ~q~0 * ~x~0 - ~b~0 * ~y~0 - ~s~0 * ~y~0 + ~b~0 then 1 else 0)); {2944#true} is VALID [2022-04-28 12:24:03,272 INFO L284 TraceCheckUtils]: 55: Hoare quadruple {2944#true} {3160#(= main_~a~0 (+ main_~c~0 (* main_~b~0 main_~k~0)))} #95#return; {3160#(= main_~a~0 (+ main_~c~0 (* main_~b~0 main_~k~0)))} is VALID [2022-04-28 12:24:03,272 INFO L290 TraceCheckUtils]: 54: Hoare triple {2944#true} assume true; {2944#true} is VALID [2022-04-28 12:24:03,272 INFO L290 TraceCheckUtils]: 53: Hoare triple {2944#true} assume !(0 == ~cond); {2944#true} is VALID [2022-04-28 12:24:03,272 INFO L290 TraceCheckUtils]: 52: Hoare triple {2944#true} ~cond := #in~cond; {2944#true} is VALID [2022-04-28 12:24:03,272 INFO L272 TraceCheckUtils]: 51: Hoare triple {3160#(= 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)); {2944#true} is VALID [2022-04-28 12:24:03,273 INFO L284 TraceCheckUtils]: 50: Hoare quadruple {2944#true} {3160#(= main_~a~0 (+ main_~c~0 (* main_~b~0 main_~k~0)))} #93#return; {3160#(= main_~a~0 (+ main_~c~0 (* main_~b~0 main_~k~0)))} is VALID [2022-04-28 12:24:03,273 INFO L290 TraceCheckUtils]: 49: Hoare triple {2944#true} assume true; {2944#true} is VALID [2022-04-28 12:24:03,273 INFO L290 TraceCheckUtils]: 48: Hoare triple {2944#true} assume !(0 == ~cond); {2944#true} is VALID [2022-04-28 12:24:03,273 INFO L290 TraceCheckUtils]: 47: Hoare triple {2944#true} ~cond := #in~cond; {2944#true} is VALID [2022-04-28 12:24:03,273 INFO L272 TraceCheckUtils]: 46: Hoare triple {3160#(= 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)); {2944#true} is VALID [2022-04-28 12:24:03,274 INFO L284 TraceCheckUtils]: 45: Hoare quadruple {2944#true} {3160#(= main_~a~0 (+ main_~c~0 (* main_~b~0 main_~k~0)))} #91#return; {3160#(= main_~a~0 (+ main_~c~0 (* main_~b~0 main_~k~0)))} is VALID [2022-04-28 12:24:03,274 INFO L290 TraceCheckUtils]: 44: Hoare triple {2944#true} assume true; {2944#true} is VALID [2022-04-28 12:24:03,274 INFO L290 TraceCheckUtils]: 43: Hoare triple {2944#true} assume !(0 == ~cond); {2944#true} is VALID [2022-04-28 12:24:03,274 INFO L290 TraceCheckUtils]: 42: Hoare triple {2944#true} ~cond := #in~cond; {2944#true} is VALID [2022-04-28 12:24:03,274 INFO L272 TraceCheckUtils]: 41: Hoare triple {3160#(= 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)); {2944#true} is VALID [2022-04-28 12:24:03,275 INFO L290 TraceCheckUtils]: 40: Hoare triple {3160#(= main_~a~0 (+ main_~c~0 (* main_~b~0 main_~k~0)))} assume !false; {3160#(= main_~a~0 (+ main_~c~0 (* main_~b~0 main_~k~0)))} is VALID [2022-04-28 12:24:03,275 INFO L290 TraceCheckUtils]: 39: Hoare triple {2944#true} assume !!(0 != ~b~0);~c~0 := ~a~0;~k~0 := 0; {3160#(= main_~a~0 (+ main_~c~0 (* main_~b~0 main_~k~0)))} is VALID [2022-04-28 12:24:03,275 INFO L290 TraceCheckUtils]: 38: Hoare triple {2944#true} assume !false; {2944#true} is VALID [2022-04-28 12:24:03,275 INFO L284 TraceCheckUtils]: 37: Hoare quadruple {2944#true} {2944#true} #89#return; {2944#true} is VALID [2022-04-28 12:24:03,275 INFO L290 TraceCheckUtils]: 36: Hoare triple {2944#true} assume true; {2944#true} is VALID [2022-04-28 12:24:03,275 INFO L290 TraceCheckUtils]: 35: Hoare triple {2944#true} assume !(0 == ~cond); {2944#true} is VALID [2022-04-28 12:24:03,275 INFO L290 TraceCheckUtils]: 34: Hoare triple {2944#true} ~cond := #in~cond; {2944#true} is VALID [2022-04-28 12:24:03,275 INFO L272 TraceCheckUtils]: 33: Hoare triple {2944#true} call assume_abort_if_not((if ~yy~0 < 2147483647 then 1 else 0)); {2944#true} is VALID [2022-04-28 12:24:03,276 INFO L284 TraceCheckUtils]: 32: Hoare quadruple {2944#true} {2944#true} #87#return; {2944#true} is VALID [2022-04-28 12:24:03,276 INFO L290 TraceCheckUtils]: 31: Hoare triple {2944#true} assume true; {2944#true} is VALID [2022-04-28 12:24:03,276 INFO L290 TraceCheckUtils]: 30: Hoare triple {2944#true} assume !(0 == ~cond); {2944#true} is VALID [2022-04-28 12:24:03,276 INFO L290 TraceCheckUtils]: 29: Hoare triple {2944#true} ~cond := #in~cond; {2944#true} is VALID [2022-04-28 12:24:03,276 INFO L272 TraceCheckUtils]: 28: Hoare triple {2944#true} call assume_abort_if_not((if ~xy~0 < 2147483647 then 1 else 0)); {2944#true} is VALID [2022-04-28 12:24:03,276 INFO L290 TraceCheckUtils]: 27: Hoare triple {2944#true} ~a~0 := ~x~0;~b~0 := ~y~0;~p~0 := 1;~q~0 := 0;~r~0 := 0;~s~0 := 1;~c~0 := 0;~k~0 := 0;~xy~0 := ~x~0 * ~y~0;~yy~0 := ~y~0 * ~y~0; {2944#true} is VALID [2022-04-28 12:24:03,276 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {2944#true} {2944#true} #85#return; {2944#true} is VALID [2022-04-28 12:24:03,276 INFO L290 TraceCheckUtils]: 25: Hoare triple {2944#true} assume true; {2944#true} is VALID [2022-04-28 12:24:03,276 INFO L290 TraceCheckUtils]: 24: Hoare triple {2944#true} assume !(0 == ~cond); {2944#true} is VALID [2022-04-28 12:24:03,276 INFO L290 TraceCheckUtils]: 23: Hoare triple {2944#true} ~cond := #in~cond; {2944#true} is VALID [2022-04-28 12:24:03,276 INFO L272 TraceCheckUtils]: 22: Hoare triple {2944#true} call assume_abort_if_not((if ~y~0 >= 1 then 1 else 0)); {2944#true} is VALID [2022-04-28 12:24:03,276 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {2944#true} {2944#true} #83#return; {2944#true} is VALID [2022-04-28 12:24:03,277 INFO L290 TraceCheckUtils]: 20: Hoare triple {2944#true} assume true; {2944#true} is VALID [2022-04-28 12:24:03,277 INFO L290 TraceCheckUtils]: 19: Hoare triple {2944#true} assume !(0 == ~cond); {2944#true} is VALID [2022-04-28 12:24:03,277 INFO L290 TraceCheckUtils]: 18: Hoare triple {2944#true} ~cond := #in~cond; {2944#true} is VALID [2022-04-28 12:24:03,277 INFO L272 TraceCheckUtils]: 17: Hoare triple {2944#true} call assume_abort_if_not((if ~x~0 >= 1 then 1 else 0)); {2944#true} is VALID [2022-04-28 12:24:03,277 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {2944#true} {2944#true} #81#return; {2944#true} is VALID [2022-04-28 12:24:03,277 INFO L290 TraceCheckUtils]: 15: Hoare triple {2944#true} assume true; {2944#true} is VALID [2022-04-28 12:24:03,277 INFO L290 TraceCheckUtils]: 14: Hoare triple {2944#true} assume !(0 == ~cond); {2944#true} is VALID [2022-04-28 12:24:03,277 INFO L290 TraceCheckUtils]: 13: Hoare triple {2944#true} ~cond := #in~cond; {2944#true} is VALID [2022-04-28 12:24:03,277 INFO L272 TraceCheckUtils]: 12: Hoare triple {2944#true} call assume_abort_if_not((if ~y~0 >= 0 && ~y~0 <= 5 then 1 else 0)); {2944#true} is VALID [2022-04-28 12:24:03,277 INFO L290 TraceCheckUtils]: 11: Hoare triple {2944#true} assume -2147483648 <= #t~nondet5 && #t~nondet5 <= 2147483647;~y~0 := #t~nondet5;havoc #t~nondet5; {2944#true} is VALID [2022-04-28 12:24:03,277 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {2944#true} {2944#true} #79#return; {2944#true} is VALID [2022-04-28 12:24:03,277 INFO L290 TraceCheckUtils]: 9: Hoare triple {2944#true} assume true; {2944#true} is VALID [2022-04-28 12:24:03,277 INFO L290 TraceCheckUtils]: 8: Hoare triple {2944#true} assume !(0 == ~cond); {2944#true} is VALID [2022-04-28 12:24:03,278 INFO L290 TraceCheckUtils]: 7: Hoare triple {2944#true} ~cond := #in~cond; {2944#true} is VALID [2022-04-28 12:24:03,278 INFO L272 TraceCheckUtils]: 6: Hoare triple {2944#true} call assume_abort_if_not((if ~x~0 >= 0 && ~x~0 <= 5 then 1 else 0)); {2944#true} is VALID [2022-04-28 12:24:03,278 INFO L290 TraceCheckUtils]: 5: Hoare triple {2944#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;havoc ~c~0;havoc ~k~0;havoc ~xy~0;havoc ~yy~0;assume -2147483648 <= #t~nondet4 && #t~nondet4 <= 2147483647;~x~0 := #t~nondet4;havoc #t~nondet4; {2944#true} is VALID [2022-04-28 12:24:03,278 INFO L272 TraceCheckUtils]: 4: Hoare triple {2944#true} call #t~ret6 := main(); {2944#true} is VALID [2022-04-28 12:24:03,278 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {2944#true} {2944#true} #103#return; {2944#true} is VALID [2022-04-28 12:24:03,278 INFO L290 TraceCheckUtils]: 2: Hoare triple {2944#true} assume true; {2944#true} is VALID [2022-04-28 12:24:03,278 INFO L290 TraceCheckUtils]: 1: Hoare triple {2944#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); {2944#true} is VALID [2022-04-28 12:24:03,278 INFO L272 TraceCheckUtils]: 0: Hoare triple {2944#true} call ULTIMATE.init(); {2944#true} is VALID [2022-04-28 12:24:03,278 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2022-04-28 12:24:03,278 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-28 12:24:03,279 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [197665996] [2022-04-28 12:24:03,279 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-04-28 12:24:03,279 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [495653225] [2022-04-28 12:24:03,279 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [495653225] provided 1 perfect and 1 imperfect interpolant sequences [2022-04-28 12:24:03,279 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-04-28 12:24:03,279 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [6] total 7 [2022-04-28 12:24:03,279 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-28 12:24:03,279 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [849690402] [2022-04-28 12:24:03,279 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [849690402] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-28 12:24:03,279 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-28 12:24:03,279 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-04-28 12:24:03,279 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [626603020] [2022-04-28 12:24:03,279 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-28 12:24:03,280 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 3.6) internal successors, (18), 4 states have internal predecessors, (18), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 67 [2022-04-28 12:24:03,280 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-28 12:24:03,280 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 5 states, 5 states have (on average 3.6) internal successors, (18), 4 states have internal predecessors, (18), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-04-28 12:24:03,308 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 42 edges. 42 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-28 12:24:03,308 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-04-28 12:24:03,308 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-28 12:24:03,309 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-04-28 12:24:03,309 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-04-28 12:24:03,309 INFO L87 Difference]: Start difference. First operand 63 states and 77 transitions. Second operand has 5 states, 5 states have (on average 3.6) internal successors, (18), 4 states have internal predecessors, (18), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-04-28 12:24:03,484 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-28 12:24:03,484 INFO L93 Difference]: Finished difference Result 69 states and 82 transitions. [2022-04-28 12:24:03,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-04-28 12:24:03,484 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 3.6) internal successors, (18), 4 states have internal predecessors, (18), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 67 [2022-04-28 12:24:03,485 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-28 12:24:03,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 3.6) internal successors, (18), 4 states have internal predecessors, (18), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-04-28 12:24:03,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 51 transitions. [2022-04-28 12:24:03,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 3.6) internal successors, (18), 4 states have internal predecessors, (18), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-04-28 12:24:03,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 51 transitions. [2022-04-28 12:24:03,487 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 5 states and 51 transitions. [2022-04-28 12:24:03,529 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 51 edges. 51 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-28 12:24:03,530 INFO L225 Difference]: With dead ends: 69 [2022-04-28 12:24:03,530 INFO L226 Difference]: Without dead ends: 67 [2022-04-28 12:24:03,530 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 134 GetRequests, 126 SyntacticMatches, 2 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2022-04-28 12:24:03,532 INFO L413 NwaCegarLoop]: 40 mSDtfsCounter, 6 mSDsluCounter, 97 mSDsCounter, 0 mSdLazyCounter, 38 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 137 SdHoareTripleChecker+Invalid, 38 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 38 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-04-28 12:24:03,532 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6 Valid, 137 Invalid, 38 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 38 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-04-28 12:24:03,532 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 67 states. [2022-04-28 12:24:03,579 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 67 to 59. [2022-04-28 12:24:03,579 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-28 12:24:03,579 INFO L82 GeneralOperation]: Start isEquivalent. First operand 67 states. Second operand has 59 states, 33 states have (on average 1.121212121212121) internal successors, (37), 34 states have internal predecessors, (37), 18 states have call successors, (18), 8 states have call predecessors, (18), 7 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) [2022-04-28 12:24:03,579 INFO L74 IsIncluded]: Start isIncluded. First operand 67 states. Second operand has 59 states, 33 states have (on average 1.121212121212121) internal successors, (37), 34 states have internal predecessors, (37), 18 states have call successors, (18), 8 states have call predecessors, (18), 7 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) [2022-04-28 12:24:03,580 INFO L87 Difference]: Start difference. First operand 67 states. Second operand has 59 states, 33 states have (on average 1.121212121212121) internal successors, (37), 34 states have internal predecessors, (37), 18 states have call successors, (18), 8 states have call predecessors, (18), 7 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) [2022-04-28 12:24:03,582 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-28 12:24:03,582 INFO L93 Difference]: Finished difference Result 67 states and 80 transitions. [2022-04-28 12:24:03,582 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 80 transitions. [2022-04-28 12:24:03,582 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-28 12:24:03,582 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-28 12:24:03,583 INFO L74 IsIncluded]: Start isIncluded. First operand has 59 states, 33 states have (on average 1.121212121212121) internal successors, (37), 34 states have internal predecessors, (37), 18 states have call successors, (18), 8 states have call predecessors, (18), 7 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) Second operand 67 states. [2022-04-28 12:24:03,583 INFO L87 Difference]: Start difference. First operand has 59 states, 33 states have (on average 1.121212121212121) internal successors, (37), 34 states have internal predecessors, (37), 18 states have call successors, (18), 8 states have call predecessors, (18), 7 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) Second operand 67 states. [2022-04-28 12:24:03,586 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-28 12:24:03,586 INFO L93 Difference]: Finished difference Result 67 states and 80 transitions. [2022-04-28 12:24:03,586 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 80 transitions. [2022-04-28 12:24:03,586 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-28 12:24:03,586 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-28 12:24:03,586 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-28 12:24:03,586 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-28 12:24:03,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 59 states, 33 states have (on average 1.121212121212121) internal successors, (37), 34 states have internal predecessors, (37), 18 states have call successors, (18), 8 states have call predecessors, (18), 7 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) [2022-04-28 12:24:03,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 59 states and 71 transitions. [2022-04-28 12:24:03,589 INFO L78 Accepts]: Start accepts. Automaton has 59 states and 71 transitions. Word has length 67 [2022-04-28 12:24:03,589 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-28 12:24:03,589 INFO L495 AbstractCegarLoop]: Abstraction has 59 states and 71 transitions. [2022-04-28 12:24:03,589 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 3.6) internal successors, (18), 4 states have internal predecessors, (18), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-04-28 12:24:03,589 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 59 states and 71 transitions. [2022-04-28 12:24:03,665 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 71 edges. 71 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-28 12:24:03,665 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 71 transitions. [2022-04-28 12:24:03,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2022-04-28 12:24:03,665 INFO L187 NwaCegarLoop]: Found error trace [2022-04-28 12:24:03,665 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 5, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-28 12:24:03,688 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2022-04-28 12:24:03,866 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-28 12:24:03,866 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-28 12:24:03,866 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-28 12:24:03,866 INFO L85 PathProgramCache]: Analyzing trace with hash -1682830289, now seen corresponding path program 1 times [2022-04-28 12:24:03,867 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-28 12:24:03,867 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [321354299] [2022-04-28 12:24:03,867 INFO L202 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-04-28 12:24:03,867 INFO L85 PathProgramCache]: Analyzing trace with hash -1682830289, now seen corresponding path program 2 times [2022-04-28 12:24:03,867 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-28 12:24:03,867 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1822678] [2022-04-28 12:24:03,867 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-28 12:24:03,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-28 12:24:03,877 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-04-28 12:24:03,877 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [465240115] [2022-04-28 12:24:03,877 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-04-28 12:24:03,878 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-28 12:24:03,878 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-28 12:24:03,881 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) [2022-04-28 12:24:03,881 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2022-04-28 12:24:03,924 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-04-28 12:24:03,924 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-28 12:24:03,925 INFO L263 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 9 conjunts are in the unsatisfiable core [2022-04-28 12:24:03,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-28 12:24:03,937 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-28 12:24:04,118 INFO L272 TraceCheckUtils]: 0: Hoare triple {3744#true} call ULTIMATE.init(); {3744#true} is VALID [2022-04-28 12:24:04,118 INFO L290 TraceCheckUtils]: 1: Hoare triple {3744#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); {3744#true} is VALID [2022-04-28 12:24:04,118 INFO L290 TraceCheckUtils]: 2: Hoare triple {3744#true} assume true; {3744#true} is VALID [2022-04-28 12:24:04,118 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {3744#true} {3744#true} #103#return; {3744#true} is VALID [2022-04-28 12:24:04,118 INFO L272 TraceCheckUtils]: 4: Hoare triple {3744#true} call #t~ret6 := main(); {3744#true} is VALID [2022-04-28 12:24:04,118 INFO L290 TraceCheckUtils]: 5: Hoare triple {3744#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;havoc ~c~0;havoc ~k~0;havoc ~xy~0;havoc ~yy~0;assume -2147483648 <= #t~nondet4 && #t~nondet4 <= 2147483647;~x~0 := #t~nondet4;havoc #t~nondet4; {3744#true} is VALID [2022-04-28 12:24:04,118 INFO L272 TraceCheckUtils]: 6: Hoare triple {3744#true} call assume_abort_if_not((if ~x~0 >= 0 && ~x~0 <= 5 then 1 else 0)); {3744#true} is VALID [2022-04-28 12:24:04,118 INFO L290 TraceCheckUtils]: 7: Hoare triple {3744#true} ~cond := #in~cond; {3744#true} is VALID [2022-04-28 12:24:04,118 INFO L290 TraceCheckUtils]: 8: Hoare triple {3744#true} assume !(0 == ~cond); {3744#true} is VALID [2022-04-28 12:24:04,119 INFO L290 TraceCheckUtils]: 9: Hoare triple {3744#true} assume true; {3744#true} is VALID [2022-04-28 12:24:04,119 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {3744#true} {3744#true} #79#return; {3744#true} is VALID [2022-04-28 12:24:04,119 INFO L290 TraceCheckUtils]: 11: Hoare triple {3744#true} assume -2147483648 <= #t~nondet5 && #t~nondet5 <= 2147483647;~y~0 := #t~nondet5;havoc #t~nondet5; {3744#true} is VALID [2022-04-28 12:24:04,119 INFO L272 TraceCheckUtils]: 12: Hoare triple {3744#true} call assume_abort_if_not((if ~y~0 >= 0 && ~y~0 <= 5 then 1 else 0)); {3744#true} is VALID [2022-04-28 12:24:04,119 INFO L290 TraceCheckUtils]: 13: Hoare triple {3744#true} ~cond := #in~cond; {3744#true} is VALID [2022-04-28 12:24:04,119 INFO L290 TraceCheckUtils]: 14: Hoare triple {3744#true} assume !(0 == ~cond); {3744#true} is VALID [2022-04-28 12:24:04,119 INFO L290 TraceCheckUtils]: 15: Hoare triple {3744#true} assume true; {3744#true} is VALID [2022-04-28 12:24:04,119 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {3744#true} {3744#true} #81#return; {3744#true} is VALID [2022-04-28 12:24:04,119 INFO L272 TraceCheckUtils]: 17: Hoare triple {3744#true} call assume_abort_if_not((if ~x~0 >= 1 then 1 else 0)); {3744#true} is VALID [2022-04-28 12:24:04,124 INFO L290 TraceCheckUtils]: 18: Hoare triple {3744#true} ~cond := #in~cond; {3803#(= assume_abort_if_not_~cond |assume_abort_if_not_#in~cond|)} is VALID [2022-04-28 12:24:04,125 INFO L290 TraceCheckUtils]: 19: Hoare triple {3803#(= assume_abort_if_not_~cond |assume_abort_if_not_#in~cond|)} assume !(0 == ~cond); {3807#(not (= |assume_abort_if_not_#in~cond| 0))} is VALID [2022-04-28 12:24:04,125 INFO L290 TraceCheckUtils]: 20: Hoare triple {3807#(not (= |assume_abort_if_not_#in~cond| 0))} assume true; {3807#(not (= |assume_abort_if_not_#in~cond| 0))} is VALID [2022-04-28 12:24:04,125 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {3807#(not (= |assume_abort_if_not_#in~cond| 0))} {3744#true} #83#return; {3814#(<= 1 main_~x~0)} is VALID [2022-04-28 12:24:04,125 INFO L272 TraceCheckUtils]: 22: Hoare triple {3814#(<= 1 main_~x~0)} call assume_abort_if_not((if ~y~0 >= 1 then 1 else 0)); {3744#true} is VALID [2022-04-28 12:24:04,126 INFO L290 TraceCheckUtils]: 23: Hoare triple {3744#true} ~cond := #in~cond; {3744#true} is VALID [2022-04-28 12:24:04,126 INFO L290 TraceCheckUtils]: 24: Hoare triple {3744#true} assume !(0 == ~cond); {3744#true} is VALID [2022-04-28 12:24:04,126 INFO L290 TraceCheckUtils]: 25: Hoare triple {3744#true} assume true; {3744#true} is VALID [2022-04-28 12:24:04,126 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {3744#true} {3814#(<= 1 main_~x~0)} #85#return; {3814#(<= 1 main_~x~0)} is VALID [2022-04-28 12:24:04,127 INFO L290 TraceCheckUtils]: 27: Hoare triple {3814#(<= 1 main_~x~0)} ~a~0 := ~x~0;~b~0 := ~y~0;~p~0 := 1;~q~0 := 0;~r~0 := 0;~s~0 := 1;~c~0 := 0;~k~0 := 0;~xy~0 := ~x~0 * ~y~0;~yy~0 := ~y~0 * ~y~0; {3833#(<= 1 main_~a~0)} is VALID [2022-04-28 12:24:04,127 INFO L272 TraceCheckUtils]: 28: Hoare triple {3833#(<= 1 main_~a~0)} call assume_abort_if_not((if ~xy~0 < 2147483647 then 1 else 0)); {3744#true} is VALID [2022-04-28 12:24:04,127 INFO L290 TraceCheckUtils]: 29: Hoare triple {3744#true} ~cond := #in~cond; {3744#true} is VALID [2022-04-28 12:24:04,127 INFO L290 TraceCheckUtils]: 30: Hoare triple {3744#true} assume !(0 == ~cond); {3744#true} is VALID [2022-04-28 12:24:04,127 INFO L290 TraceCheckUtils]: 31: Hoare triple {3744#true} assume true; {3744#true} is VALID [2022-04-28 12:24:04,127 INFO L284 TraceCheckUtils]: 32: Hoare quadruple {3744#true} {3833#(<= 1 main_~a~0)} #87#return; {3833#(<= 1 main_~a~0)} is VALID [2022-04-28 12:24:04,127 INFO L272 TraceCheckUtils]: 33: Hoare triple {3833#(<= 1 main_~a~0)} call assume_abort_if_not((if ~yy~0 < 2147483647 then 1 else 0)); {3744#true} is VALID [2022-04-28 12:24:04,127 INFO L290 TraceCheckUtils]: 34: Hoare triple {3744#true} ~cond := #in~cond; {3744#true} is VALID [2022-04-28 12:24:04,128 INFO L290 TraceCheckUtils]: 35: Hoare triple {3744#true} assume !(0 == ~cond); {3744#true} is VALID [2022-04-28 12:24:04,128 INFO L290 TraceCheckUtils]: 36: Hoare triple {3744#true} assume true; {3744#true} is VALID [2022-04-28 12:24:04,128 INFO L284 TraceCheckUtils]: 37: Hoare quadruple {3744#true} {3833#(<= 1 main_~a~0)} #89#return; {3833#(<= 1 main_~a~0)} is VALID [2022-04-28 12:24:04,128 INFO L290 TraceCheckUtils]: 38: Hoare triple {3833#(<= 1 main_~a~0)} assume !false; {3833#(<= 1 main_~a~0)} is VALID [2022-04-28 12:24:04,128 INFO L290 TraceCheckUtils]: 39: Hoare triple {3833#(<= 1 main_~a~0)} assume !!(0 != ~b~0);~c~0 := ~a~0;~k~0 := 0; {3870#(<= 1 main_~c~0)} is VALID [2022-04-28 12:24:04,129 INFO L290 TraceCheckUtils]: 40: Hoare triple {3870#(<= 1 main_~c~0)} assume !false; {3870#(<= 1 main_~c~0)} is VALID [2022-04-28 12:24:04,129 INFO L272 TraceCheckUtils]: 41: Hoare triple {3870#(<= 1 main_~c~0)} call __VERIFIER_assert((if ~a~0 == ~k~0 * ~b~0 + ~c~0 then 1 else 0)); {3744#true} is VALID [2022-04-28 12:24:04,129 INFO L290 TraceCheckUtils]: 42: Hoare triple {3744#true} ~cond := #in~cond; {3744#true} is VALID [2022-04-28 12:24:04,129 INFO L290 TraceCheckUtils]: 43: Hoare triple {3744#true} assume !(0 == ~cond); {3744#true} is VALID [2022-04-28 12:24:04,129 INFO L290 TraceCheckUtils]: 44: Hoare triple {3744#true} assume true; {3744#true} is VALID [2022-04-28 12:24:04,129 INFO L284 TraceCheckUtils]: 45: Hoare quadruple {3744#true} {3870#(<= 1 main_~c~0)} #91#return; {3870#(<= 1 main_~c~0)} is VALID [2022-04-28 12:24:04,130 INFO L272 TraceCheckUtils]: 46: Hoare triple {3870#(<= 1 main_~c~0)} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {3744#true} is VALID [2022-04-28 12:24:04,130 INFO L290 TraceCheckUtils]: 47: Hoare triple {3744#true} ~cond := #in~cond; {3744#true} is VALID [2022-04-28 12:24:04,130 INFO L290 TraceCheckUtils]: 48: Hoare triple {3744#true} assume !(0 == ~cond); {3744#true} is VALID [2022-04-28 12:24:04,130 INFO L290 TraceCheckUtils]: 49: Hoare triple {3744#true} assume true; {3744#true} is VALID [2022-04-28 12:24:04,130 INFO L284 TraceCheckUtils]: 50: Hoare quadruple {3744#true} {3870#(<= 1 main_~c~0)} #93#return; {3870#(<= 1 main_~c~0)} is VALID [2022-04-28 12:24:04,130 INFO L272 TraceCheckUtils]: 51: Hoare triple {3870#(<= 1 main_~c~0)} call __VERIFIER_assert((if ~b~0 == ~x~0 * ~q~0 + ~y~0 * ~s~0 then 1 else 0)); {3744#true} is VALID [2022-04-28 12:24:04,130 INFO L290 TraceCheckUtils]: 52: Hoare triple {3744#true} ~cond := #in~cond; {3744#true} is VALID [2022-04-28 12:24:04,131 INFO L290 TraceCheckUtils]: 53: Hoare triple {3744#true} assume !(0 == ~cond); {3744#true} is VALID [2022-04-28 12:24:04,131 INFO L290 TraceCheckUtils]: 54: Hoare triple {3744#true} assume true; {3744#true} is VALID [2022-04-28 12:24:04,132 INFO L284 TraceCheckUtils]: 55: Hoare quadruple {3744#true} {3870#(<= 1 main_~c~0)} #95#return; {3870#(<= 1 main_~c~0)} is VALID [2022-04-28 12:24:04,132 INFO L272 TraceCheckUtils]: 56: Hoare triple {3870#(<= 1 main_~c~0)} call __VERIFIER_assert((if 0 == ~q~0 * ~xy~0 + ~s~0 * ~yy~0 - ~q~0 * ~x~0 - ~b~0 * ~y~0 - ~s~0 * ~y~0 + ~b~0 then 1 else 0)); {3744#true} is VALID [2022-04-28 12:24:04,132 INFO L290 TraceCheckUtils]: 57: Hoare triple {3744#true} ~cond := #in~cond; {3744#true} is VALID [2022-04-28 12:24:04,132 INFO L290 TraceCheckUtils]: 58: Hoare triple {3744#true} assume !(0 == ~cond); {3744#true} is VALID [2022-04-28 12:24:04,132 INFO L290 TraceCheckUtils]: 59: Hoare triple {3744#true} assume true; {3744#true} is VALID [2022-04-28 12:24:04,132 INFO L284 TraceCheckUtils]: 60: Hoare quadruple {3744#true} {3870#(<= 1 main_~c~0)} #97#return; {3870#(<= 1 main_~c~0)} is VALID [2022-04-28 12:24:04,133 INFO L290 TraceCheckUtils]: 61: Hoare triple {3870#(<= 1 main_~c~0)} assume !(~c~0 >= ~b~0); {3870#(<= 1 main_~c~0)} is VALID [2022-04-28 12:24:04,133 INFO L290 TraceCheckUtils]: 62: Hoare triple {3870#(<= 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; {3940#(<= 1 main_~b~0)} is VALID [2022-04-28 12:24:04,133 INFO L290 TraceCheckUtils]: 63: Hoare triple {3940#(<= 1 main_~b~0)} assume !false; {3940#(<= 1 main_~b~0)} is VALID [2022-04-28 12:24:04,134 INFO L290 TraceCheckUtils]: 64: Hoare triple {3940#(<= 1 main_~b~0)} assume !(0 != ~b~0); {3745#false} is VALID [2022-04-28 12:24:04,134 INFO L272 TraceCheckUtils]: 65: Hoare triple {3745#false} call __VERIFIER_assert((if 0 == ~q~0 * ~x~0 + ~s~0 * ~y~0 then 1 else 0)); {3745#false} is VALID [2022-04-28 12:24:04,134 INFO L290 TraceCheckUtils]: 66: Hoare triple {3745#false} ~cond := #in~cond; {3745#false} is VALID [2022-04-28 12:24:04,134 INFO L290 TraceCheckUtils]: 67: Hoare triple {3745#false} assume 0 == ~cond; {3745#false} is VALID [2022-04-28 12:24:04,134 INFO L290 TraceCheckUtils]: 68: Hoare triple {3745#false} assume !false; {3745#false} is VALID [2022-04-28 12:24:04,134 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 14 proven. 11 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2022-04-28 12:24:04,134 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-28 12:24:04,388 INFO L290 TraceCheckUtils]: 68: Hoare triple {3745#false} assume !false; {3745#false} is VALID [2022-04-28 12:24:04,388 INFO L290 TraceCheckUtils]: 67: Hoare triple {3745#false} assume 0 == ~cond; {3745#false} is VALID [2022-04-28 12:24:04,389 INFO L290 TraceCheckUtils]: 66: Hoare triple {3745#false} ~cond := #in~cond; {3745#false} is VALID [2022-04-28 12:24:04,389 INFO L272 TraceCheckUtils]: 65: Hoare triple {3745#false} call __VERIFIER_assert((if 0 == ~q~0 * ~x~0 + ~s~0 * ~y~0 then 1 else 0)); {3745#false} is VALID [2022-04-28 12:24:04,389 INFO L290 TraceCheckUtils]: 64: Hoare triple {3940#(<= 1 main_~b~0)} assume !(0 != ~b~0); {3745#false} is VALID [2022-04-28 12:24:04,389 INFO L290 TraceCheckUtils]: 63: Hoare triple {3940#(<= 1 main_~b~0)} assume !false; {3940#(<= 1 main_~b~0)} is VALID [2022-04-28 12:24:04,390 INFO L290 TraceCheckUtils]: 62: Hoare triple {3870#(<= 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; {3940#(<= 1 main_~b~0)} is VALID [2022-04-28 12:24:04,390 INFO L290 TraceCheckUtils]: 61: Hoare triple {3870#(<= 1 main_~c~0)} assume !(~c~0 >= ~b~0); {3870#(<= 1 main_~c~0)} is VALID [2022-04-28 12:24:04,391 INFO L284 TraceCheckUtils]: 60: Hoare quadruple {3744#true} {3870#(<= 1 main_~c~0)} #97#return; {3870#(<= 1 main_~c~0)} is VALID [2022-04-28 12:24:04,391 INFO L290 TraceCheckUtils]: 59: Hoare triple {3744#true} assume true; {3744#true} is VALID [2022-04-28 12:24:04,391 INFO L290 TraceCheckUtils]: 58: Hoare triple {3744#true} assume !(0 == ~cond); {3744#true} is VALID [2022-04-28 12:24:04,391 INFO L290 TraceCheckUtils]: 57: Hoare triple {3744#true} ~cond := #in~cond; {3744#true} is VALID [2022-04-28 12:24:04,391 INFO L272 TraceCheckUtils]: 56: Hoare triple {3870#(<= 1 main_~c~0)} call __VERIFIER_assert((if 0 == ~q~0 * ~xy~0 + ~s~0 * ~yy~0 - ~q~0 * ~x~0 - ~b~0 * ~y~0 - ~s~0 * ~y~0 + ~b~0 then 1 else 0)); {3744#true} is VALID [2022-04-28 12:24:04,392 INFO L284 TraceCheckUtils]: 55: Hoare quadruple {3744#true} {3870#(<= 1 main_~c~0)} #95#return; {3870#(<= 1 main_~c~0)} is VALID [2022-04-28 12:24:04,392 INFO L290 TraceCheckUtils]: 54: Hoare triple {3744#true} assume true; {3744#true} is VALID [2022-04-28 12:24:04,392 INFO L290 TraceCheckUtils]: 53: Hoare triple {3744#true} assume !(0 == ~cond); {3744#true} is VALID [2022-04-28 12:24:04,392 INFO L290 TraceCheckUtils]: 52: Hoare triple {3744#true} ~cond := #in~cond; {3744#true} is VALID [2022-04-28 12:24:04,392 INFO L272 TraceCheckUtils]: 51: Hoare triple {3870#(<= 1 main_~c~0)} call __VERIFIER_assert((if ~b~0 == ~x~0 * ~q~0 + ~y~0 * ~s~0 then 1 else 0)); {3744#true} is VALID [2022-04-28 12:24:04,393 INFO L284 TraceCheckUtils]: 50: Hoare quadruple {3744#true} {3870#(<= 1 main_~c~0)} #93#return; {3870#(<= 1 main_~c~0)} is VALID [2022-04-28 12:24:04,393 INFO L290 TraceCheckUtils]: 49: Hoare triple {3744#true} assume true; {3744#true} is VALID [2022-04-28 12:24:04,393 INFO L290 TraceCheckUtils]: 48: Hoare triple {3744#true} assume !(0 == ~cond); {3744#true} is VALID [2022-04-28 12:24:04,393 INFO L290 TraceCheckUtils]: 47: Hoare triple {3744#true} ~cond := #in~cond; {3744#true} is VALID [2022-04-28 12:24:04,393 INFO L272 TraceCheckUtils]: 46: Hoare triple {3870#(<= 1 main_~c~0)} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {3744#true} is VALID [2022-04-28 12:24:04,393 INFO L284 TraceCheckUtils]: 45: Hoare quadruple {3744#true} {3870#(<= 1 main_~c~0)} #91#return; {3870#(<= 1 main_~c~0)} is VALID [2022-04-28 12:24:04,394 INFO L290 TraceCheckUtils]: 44: Hoare triple {3744#true} assume true; {3744#true} is VALID [2022-04-28 12:24:04,394 INFO L290 TraceCheckUtils]: 43: Hoare triple {3744#true} assume !(0 == ~cond); {3744#true} is VALID [2022-04-28 12:24:04,394 INFO L290 TraceCheckUtils]: 42: Hoare triple {3744#true} ~cond := #in~cond; {3744#true} is VALID [2022-04-28 12:24:04,394 INFO L272 TraceCheckUtils]: 41: Hoare triple {3870#(<= 1 main_~c~0)} call __VERIFIER_assert((if ~a~0 == ~k~0 * ~b~0 + ~c~0 then 1 else 0)); {3744#true} is VALID [2022-04-28 12:24:04,394 INFO L290 TraceCheckUtils]: 40: Hoare triple {3870#(<= 1 main_~c~0)} assume !false; {3870#(<= 1 main_~c~0)} is VALID [2022-04-28 12:24:04,394 INFO L290 TraceCheckUtils]: 39: Hoare triple {3833#(<= 1 main_~a~0)} assume !!(0 != ~b~0);~c~0 := ~a~0;~k~0 := 0; {3870#(<= 1 main_~c~0)} is VALID [2022-04-28 12:24:04,395 INFO L290 TraceCheckUtils]: 38: Hoare triple {3833#(<= 1 main_~a~0)} assume !false; {3833#(<= 1 main_~a~0)} is VALID [2022-04-28 12:24:04,395 INFO L284 TraceCheckUtils]: 37: Hoare quadruple {3744#true} {3833#(<= 1 main_~a~0)} #89#return; {3833#(<= 1 main_~a~0)} is VALID [2022-04-28 12:24:04,395 INFO L290 TraceCheckUtils]: 36: Hoare triple {3744#true} assume true; {3744#true} is VALID [2022-04-28 12:24:04,395 INFO L290 TraceCheckUtils]: 35: Hoare triple {3744#true} assume !(0 == ~cond); {3744#true} is VALID [2022-04-28 12:24:04,395 INFO L290 TraceCheckUtils]: 34: Hoare triple {3744#true} ~cond := #in~cond; {3744#true} is VALID [2022-04-28 12:24:04,395 INFO L272 TraceCheckUtils]: 33: Hoare triple {3833#(<= 1 main_~a~0)} call assume_abort_if_not((if ~yy~0 < 2147483647 then 1 else 0)); {3744#true} is VALID [2022-04-28 12:24:04,396 INFO L284 TraceCheckUtils]: 32: Hoare quadruple {3744#true} {3833#(<= 1 main_~a~0)} #87#return; {3833#(<= 1 main_~a~0)} is VALID [2022-04-28 12:24:04,396 INFO L290 TraceCheckUtils]: 31: Hoare triple {3744#true} assume true; {3744#true} is VALID [2022-04-28 12:24:04,396 INFO L290 TraceCheckUtils]: 30: Hoare triple {3744#true} assume !(0 == ~cond); {3744#true} is VALID [2022-04-28 12:24:04,396 INFO L290 TraceCheckUtils]: 29: Hoare triple {3744#true} ~cond := #in~cond; {3744#true} is VALID [2022-04-28 12:24:04,396 INFO L272 TraceCheckUtils]: 28: Hoare triple {3833#(<= 1 main_~a~0)} call assume_abort_if_not((if ~xy~0 < 2147483647 then 1 else 0)); {3744#true} is VALID [2022-04-28 12:24:04,396 INFO L290 TraceCheckUtils]: 27: Hoare triple {3814#(<= 1 main_~x~0)} ~a~0 := ~x~0;~b~0 := ~y~0;~p~0 := 1;~q~0 := 0;~r~0 := 0;~s~0 := 1;~c~0 := 0;~k~0 := 0;~xy~0 := ~x~0 * ~y~0;~yy~0 := ~y~0 * ~y~0; {3833#(<= 1 main_~a~0)} is VALID [2022-04-28 12:24:04,397 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {3744#true} {3814#(<= 1 main_~x~0)} #85#return; {3814#(<= 1 main_~x~0)} is VALID [2022-04-28 12:24:04,397 INFO L290 TraceCheckUtils]: 25: Hoare triple {3744#true} assume true; {3744#true} is VALID [2022-04-28 12:24:04,397 INFO L290 TraceCheckUtils]: 24: Hoare triple {3744#true} assume !(0 == ~cond); {3744#true} is VALID [2022-04-28 12:24:04,398 INFO L290 TraceCheckUtils]: 23: Hoare triple {3744#true} ~cond := #in~cond; {3744#true} is VALID [2022-04-28 12:24:04,398 INFO L272 TraceCheckUtils]: 22: Hoare triple {3814#(<= 1 main_~x~0)} call assume_abort_if_not((if ~y~0 >= 1 then 1 else 0)); {3744#true} is VALID [2022-04-28 12:24:04,398 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {3807#(not (= |assume_abort_if_not_#in~cond| 0))} {3744#true} #83#return; {3814#(<= 1 main_~x~0)} is VALID [2022-04-28 12:24:04,398 INFO L290 TraceCheckUtils]: 20: Hoare triple {3807#(not (= |assume_abort_if_not_#in~cond| 0))} assume true; {3807#(not (= |assume_abort_if_not_#in~cond| 0))} is VALID [2022-04-28 12:24:04,399 INFO L290 TraceCheckUtils]: 19: Hoare triple {4109#(or (not (= |assume_abort_if_not_#in~cond| 0)) (= assume_abort_if_not_~cond 0))} assume !(0 == ~cond); {3807#(not (= |assume_abort_if_not_#in~cond| 0))} is VALID [2022-04-28 12:24:04,400 INFO L290 TraceCheckUtils]: 18: Hoare triple {3744#true} ~cond := #in~cond; {4109#(or (not (= |assume_abort_if_not_#in~cond| 0)) (= assume_abort_if_not_~cond 0))} is VALID [2022-04-28 12:24:04,400 INFO L272 TraceCheckUtils]: 17: Hoare triple {3744#true} call assume_abort_if_not((if ~x~0 >= 1 then 1 else 0)); {3744#true} is VALID [2022-04-28 12:24:04,400 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {3744#true} {3744#true} #81#return; {3744#true} is VALID [2022-04-28 12:24:04,400 INFO L290 TraceCheckUtils]: 15: Hoare triple {3744#true} assume true; {3744#true} is VALID [2022-04-28 12:24:04,400 INFO L290 TraceCheckUtils]: 14: Hoare triple {3744#true} assume !(0 == ~cond); {3744#true} is VALID [2022-04-28 12:24:04,400 INFO L290 TraceCheckUtils]: 13: Hoare triple {3744#true} ~cond := #in~cond; {3744#true} is VALID [2022-04-28 12:24:04,400 INFO L272 TraceCheckUtils]: 12: Hoare triple {3744#true} call assume_abort_if_not((if ~y~0 >= 0 && ~y~0 <= 5 then 1 else 0)); {3744#true} is VALID [2022-04-28 12:24:04,400 INFO L290 TraceCheckUtils]: 11: Hoare triple {3744#true} assume -2147483648 <= #t~nondet5 && #t~nondet5 <= 2147483647;~y~0 := #t~nondet5;havoc #t~nondet5; {3744#true} is VALID [2022-04-28 12:24:04,401 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {3744#true} {3744#true} #79#return; {3744#true} is VALID [2022-04-28 12:24:04,401 INFO L290 TraceCheckUtils]: 9: Hoare triple {3744#true} assume true; {3744#true} is VALID [2022-04-28 12:24:04,402 INFO L290 TraceCheckUtils]: 8: Hoare triple {3744#true} assume !(0 == ~cond); {3744#true} is VALID [2022-04-28 12:24:04,403 INFO L290 TraceCheckUtils]: 7: Hoare triple {3744#true} ~cond := #in~cond; {3744#true} is VALID [2022-04-28 12:24:04,403 INFO L272 TraceCheckUtils]: 6: Hoare triple {3744#true} call assume_abort_if_not((if ~x~0 >= 0 && ~x~0 <= 5 then 1 else 0)); {3744#true} is VALID [2022-04-28 12:24:04,403 INFO L290 TraceCheckUtils]: 5: Hoare triple {3744#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;havoc ~c~0;havoc ~k~0;havoc ~xy~0;havoc ~yy~0;assume -2147483648 <= #t~nondet4 && #t~nondet4 <= 2147483647;~x~0 := #t~nondet4;havoc #t~nondet4; {3744#true} is VALID [2022-04-28 12:24:04,403 INFO L272 TraceCheckUtils]: 4: Hoare triple {3744#true} call #t~ret6 := main(); {3744#true} is VALID [2022-04-28 12:24:04,403 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {3744#true} {3744#true} #103#return; {3744#true} is VALID [2022-04-28 12:24:04,403 INFO L290 TraceCheckUtils]: 2: Hoare triple {3744#true} assume true; {3744#true} is VALID [2022-04-28 12:24:04,404 INFO L290 TraceCheckUtils]: 1: Hoare triple {3744#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); {3744#true} is VALID [2022-04-28 12:24:04,404 INFO L272 TraceCheckUtils]: 0: Hoare triple {3744#true} call ULTIMATE.init(); {3744#true} is VALID [2022-04-28 12:24:04,404 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 14 proven. 11 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2022-04-28 12:24:04,404 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-28 12:24:04,404 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1822678] [2022-04-28 12:24:04,404 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-04-28 12:24:04,404 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [465240115] [2022-04-28 12:24:04,404 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [465240115] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-28 12:24:04,404 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-04-28 12:24:04,404 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 9 [2022-04-28 12:24:04,405 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-28 12:24:04,405 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [321354299] [2022-04-28 12:24:04,405 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [321354299] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-28 12:24:04,405 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-28 12:24:04,405 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-04-28 12:24:04,405 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1473881037] [2022-04-28 12:24:04,405 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-28 12:24:04,405 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 3.0) internal successors, (24), 7 states have internal predecessors, (24), 5 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (11), 4 states have call predecessors, (11), 4 states have call successors, (11) Word has length 69 [2022-04-28 12:24:04,405 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-28 12:24:04,406 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 8 states, 8 states have (on average 3.0) internal successors, (24), 7 states have internal predecessors, (24), 5 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (11), 4 states have call predecessors, (11), 4 states have call successors, (11) [2022-04-28 12:24:04,435 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 48 edges. 48 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-28 12:24:04,435 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-04-28 12:24:04,435 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-28 12:24:04,436 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-04-28 12:24:04,436 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2022-04-28 12:24:04,436 INFO L87 Difference]: Start difference. First operand 59 states and 71 transitions. Second operand has 8 states, 8 states have (on average 3.0) internal successors, (24), 7 states have internal predecessors, (24), 5 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (11), 4 states have call predecessors, (11), 4 states have call successors, (11) [2022-04-28 12:24:05,140 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-28 12:24:05,141 INFO L93 Difference]: Finished difference Result 106 states and 146 transitions. [2022-04-28 12:24:05,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-04-28 12:24:05,141 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 3.0) internal successors, (24), 7 states have internal predecessors, (24), 5 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (11), 4 states have call predecessors, (11), 4 states have call successors, (11) Word has length 69 [2022-04-28 12:24:05,142 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-28 12:24:05,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8 states, 8 states have (on average 3.0) internal successors, (24), 7 states have internal predecessors, (24), 5 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (11), 4 states have call predecessors, (11), 4 states have call successors, (11) [2022-04-28 12:24:05,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 110 transitions. [2022-04-28 12:24:05,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8 states, 8 states have (on average 3.0) internal successors, (24), 7 states have internal predecessors, (24), 5 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (11), 4 states have call predecessors, (11), 4 states have call successors, (11) [2022-04-28 12:24:05,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 110 transitions. [2022-04-28 12:24:05,147 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 9 states and 110 transitions. [2022-04-28 12:24:05,226 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 110 edges. 110 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-28 12:24:05,228 INFO L225 Difference]: With dead ends: 106 [2022-04-28 12:24:05,229 INFO L226 Difference]: Without dead ends: 98 [2022-04-28 12:24:05,229 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 142 GetRequests, 129 SyntacticMatches, 1 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=47, Invalid=135, Unknown=0, NotChecked=0, Total=182 [2022-04-28 12:24:05,229 INFO L413 NwaCegarLoop]: 60 mSDtfsCounter, 30 mSDsluCounter, 199 mSDsCounter, 0 mSdLazyCounter, 174 mSolverCounterSat, 53 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 35 SdHoareTripleChecker+Valid, 259 SdHoareTripleChecker+Invalid, 227 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 53 IncrementalHoareTripleChecker+Valid, 174 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-04-28 12:24:05,229 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [35 Valid, 259 Invalid, 227 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [53 Valid, 174 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-04-28 12:24:05,230 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 98 states. [2022-04-28 12:24:05,352 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 98 to 89. [2022-04-28 12:24:05,352 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-28 12:24:05,353 INFO L82 GeneralOperation]: Start isEquivalent. First operand 98 states. Second operand has 89 states, 47 states have (on average 1.1914893617021276) internal successors, (56), 48 states have internal predecessors, (56), 34 states have call successors, (34), 8 states have call predecessors, (34), 7 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2022-04-28 12:24:05,354 INFO L74 IsIncluded]: Start isIncluded. First operand 98 states. Second operand has 89 states, 47 states have (on average 1.1914893617021276) internal successors, (56), 48 states have internal predecessors, (56), 34 states have call successors, (34), 8 states have call predecessors, (34), 7 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2022-04-28 12:24:05,360 INFO L87 Difference]: Start difference. First operand 98 states. Second operand has 89 states, 47 states have (on average 1.1914893617021276) internal successors, (56), 48 states have internal predecessors, (56), 34 states have call successors, (34), 8 states have call predecessors, (34), 7 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2022-04-28 12:24:05,364 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-28 12:24:05,364 INFO L93 Difference]: Finished difference Result 98 states and 137 transitions. [2022-04-28 12:24:05,364 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 137 transitions. [2022-04-28 12:24:05,365 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-28 12:24:05,365 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-28 12:24:05,367 INFO L74 IsIncluded]: Start isIncluded. First operand has 89 states, 47 states have (on average 1.1914893617021276) internal successors, (56), 48 states have internal predecessors, (56), 34 states have call successors, (34), 8 states have call predecessors, (34), 7 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) Second operand 98 states. [2022-04-28 12:24:05,368 INFO L87 Difference]: Start difference. First operand has 89 states, 47 states have (on average 1.1914893617021276) internal successors, (56), 48 states have internal predecessors, (56), 34 states have call successors, (34), 8 states have call predecessors, (34), 7 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) Second operand 98 states. [2022-04-28 12:24:05,372 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-28 12:24:05,372 INFO L93 Difference]: Finished difference Result 98 states and 137 transitions. [2022-04-28 12:24:05,372 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 137 transitions. [2022-04-28 12:24:05,373 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-28 12:24:05,373 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-28 12:24:05,373 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-28 12:24:05,373 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-28 12:24:05,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 89 states, 47 states have (on average 1.1914893617021276) internal successors, (56), 48 states have internal predecessors, (56), 34 states have call successors, (34), 8 states have call predecessors, (34), 7 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2022-04-28 12:24:05,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 89 states and 122 transitions. [2022-04-28 12:24:05,376 INFO L78 Accepts]: Start accepts. Automaton has 89 states and 122 transitions. Word has length 69 [2022-04-28 12:24:05,378 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-28 12:24:05,378 INFO L495 AbstractCegarLoop]: Abstraction has 89 states and 122 transitions. [2022-04-28 12:24:05,378 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 3.0) internal successors, (24), 7 states have internal predecessors, (24), 5 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (11), 4 states have call predecessors, (11), 4 states have call successors, (11) [2022-04-28 12:24:05,378 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 89 states and 122 transitions. [2022-04-28 12:24:05,522 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 122 edges. 122 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-28 12:24:05,522 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 122 transitions. [2022-04-28 12:24:05,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-04-28 12:24:05,522 INFO L187 NwaCegarLoop]: Found error trace [2022-04-28 12:24:05,523 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 5, 5, 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, 1, 1] [2022-04-28 12:24:05,538 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2022-04-28 12:24:05,723 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-28 12:24:05,723 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-28 12:24:05,724 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-28 12:24:05,724 INFO L85 PathProgramCache]: Analyzing trace with hash 376741854, now seen corresponding path program 1 times [2022-04-28 12:24:05,724 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-28 12:24:05,724 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [691479555] [2022-04-28 12:24:05,724 INFO L202 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-04-28 12:24:05,724 INFO L85 PathProgramCache]: Analyzing trace with hash 376741854, now seen corresponding path program 2 times [2022-04-28 12:24:05,724 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-28 12:24:05,724 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [158349626] [2022-04-28 12:24:05,724 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-28 12:24:05,725 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-28 12:24:05,738 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-04-28 12:24:05,738 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2078927844] [2022-04-28 12:24:05,738 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-04-28 12:24:05,738 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-28 12:24:05,739 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-28 12:24:05,739 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) [2022-04-28 12:24:05,756 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2022-04-28 12:24:05,788 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-04-28 12:24:05,788 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-28 12:24:05,789 INFO L263 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 22 conjunts are in the unsatisfiable core [2022-04-28 12:24:05,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-28 12:24:05,801 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-28 12:24:06,025 INFO L272 TraceCheckUtils]: 0: Hoare triple {4762#true} call ULTIMATE.init(); {4762#true} is VALID [2022-04-28 12:24:06,025 INFO L290 TraceCheckUtils]: 1: Hoare triple {4762#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); {4762#true} is VALID [2022-04-28 12:24:06,025 INFO L290 TraceCheckUtils]: 2: Hoare triple {4762#true} assume true; {4762#true} is VALID [2022-04-28 12:24:06,025 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {4762#true} {4762#true} #103#return; {4762#true} is VALID [2022-04-28 12:24:06,025 INFO L272 TraceCheckUtils]: 4: Hoare triple {4762#true} call #t~ret6 := main(); {4762#true} is VALID [2022-04-28 12:24:06,025 INFO L290 TraceCheckUtils]: 5: Hoare triple {4762#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;havoc ~c~0;havoc ~k~0;havoc ~xy~0;havoc ~yy~0;assume -2147483648 <= #t~nondet4 && #t~nondet4 <= 2147483647;~x~0 := #t~nondet4;havoc #t~nondet4; {4762#true} is VALID [2022-04-28 12:24:06,025 INFO L272 TraceCheckUtils]: 6: Hoare triple {4762#true} call assume_abort_if_not((if ~x~0 >= 0 && ~x~0 <= 5 then 1 else 0)); {4762#true} is VALID [2022-04-28 12:24:06,026 INFO L290 TraceCheckUtils]: 7: Hoare triple {4762#true} ~cond := #in~cond; {4762#true} is VALID [2022-04-28 12:24:06,026 INFO L290 TraceCheckUtils]: 8: Hoare triple {4762#true} assume !(0 == ~cond); {4762#true} is VALID [2022-04-28 12:24:06,026 INFO L290 TraceCheckUtils]: 9: Hoare triple {4762#true} assume true; {4762#true} is VALID [2022-04-28 12:24:06,026 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {4762#true} {4762#true} #79#return; {4762#true} is VALID [2022-04-28 12:24:06,026 INFO L290 TraceCheckUtils]: 11: Hoare triple {4762#true} assume -2147483648 <= #t~nondet5 && #t~nondet5 <= 2147483647;~y~0 := #t~nondet5;havoc #t~nondet5; {4762#true} is VALID [2022-04-28 12:24:06,026 INFO L272 TraceCheckUtils]: 12: Hoare triple {4762#true} call assume_abort_if_not((if ~y~0 >= 0 && ~y~0 <= 5 then 1 else 0)); {4762#true} is VALID [2022-04-28 12:24:06,026 INFO L290 TraceCheckUtils]: 13: Hoare triple {4762#true} ~cond := #in~cond; {4762#true} is VALID [2022-04-28 12:24:06,026 INFO L290 TraceCheckUtils]: 14: Hoare triple {4762#true} assume !(0 == ~cond); {4762#true} is VALID [2022-04-28 12:24:06,026 INFO L290 TraceCheckUtils]: 15: Hoare triple {4762#true} assume true; {4762#true} is VALID [2022-04-28 12:24:06,026 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {4762#true} {4762#true} #81#return; {4762#true} is VALID [2022-04-28 12:24:06,026 INFO L272 TraceCheckUtils]: 17: Hoare triple {4762#true} call assume_abort_if_not((if ~x~0 >= 1 then 1 else 0)); {4762#true} is VALID [2022-04-28 12:24:06,026 INFO L290 TraceCheckUtils]: 18: Hoare triple {4762#true} ~cond := #in~cond; {4762#true} is VALID [2022-04-28 12:24:06,027 INFO L290 TraceCheckUtils]: 19: Hoare triple {4762#true} assume !(0 == ~cond); {4762#true} is VALID [2022-04-28 12:24:06,027 INFO L290 TraceCheckUtils]: 20: Hoare triple {4762#true} assume true; {4762#true} is VALID [2022-04-28 12:24:06,027 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {4762#true} {4762#true} #83#return; {4762#true} is VALID [2022-04-28 12:24:06,027 INFO L272 TraceCheckUtils]: 22: Hoare triple {4762#true} call assume_abort_if_not((if ~y~0 >= 1 then 1 else 0)); {4762#true} is VALID [2022-04-28 12:24:06,027 INFO L290 TraceCheckUtils]: 23: Hoare triple {4762#true} ~cond := #in~cond; {4762#true} is VALID [2022-04-28 12:24:06,027 INFO L290 TraceCheckUtils]: 24: Hoare triple {4762#true} assume !(0 == ~cond); {4762#true} is VALID [2022-04-28 12:24:06,027 INFO L290 TraceCheckUtils]: 25: Hoare triple {4762#true} assume true; {4762#true} is VALID [2022-04-28 12:24:06,027 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {4762#true} {4762#true} #85#return; {4762#true} is VALID [2022-04-28 12:24:06,032 INFO L290 TraceCheckUtils]: 27: Hoare triple {4762#true} ~a~0 := ~x~0;~b~0 := ~y~0;~p~0 := 1;~q~0 := 0;~r~0 := 0;~s~0 := 1;~c~0 := 0;~k~0 := 0;~xy~0 := ~x~0 * ~y~0;~yy~0 := ~y~0 * ~y~0; {4848#(and (= main_~q~0 0) (= main_~a~0 main_~x~0))} is VALID [2022-04-28 12:24:06,032 INFO L272 TraceCheckUtils]: 28: Hoare triple {4848#(and (= main_~q~0 0) (= main_~a~0 main_~x~0))} call assume_abort_if_not((if ~xy~0 < 2147483647 then 1 else 0)); {4762#true} is VALID [2022-04-28 12:24:06,032 INFO L290 TraceCheckUtils]: 29: Hoare triple {4762#true} ~cond := #in~cond; {4762#true} is VALID [2022-04-28 12:24:06,032 INFO L290 TraceCheckUtils]: 30: Hoare triple {4762#true} assume !(0 == ~cond); {4762#true} is VALID [2022-04-28 12:24:06,032 INFO L290 TraceCheckUtils]: 31: Hoare triple {4762#true} assume true; {4762#true} is VALID [2022-04-28 12:24:06,033 INFO L284 TraceCheckUtils]: 32: Hoare quadruple {4762#true} {4848#(and (= main_~q~0 0) (= main_~a~0 main_~x~0))} #87#return; {4848#(and (= main_~q~0 0) (= main_~a~0 main_~x~0))} is VALID [2022-04-28 12:24:06,033 INFO L272 TraceCheckUtils]: 33: Hoare triple {4848#(and (= main_~q~0 0) (= main_~a~0 main_~x~0))} call assume_abort_if_not((if ~yy~0 < 2147483647 then 1 else 0)); {4762#true} is VALID [2022-04-28 12:24:06,033 INFO L290 TraceCheckUtils]: 34: Hoare triple {4762#true} ~cond := #in~cond; {4762#true} is VALID [2022-04-28 12:24:06,033 INFO L290 TraceCheckUtils]: 35: Hoare triple {4762#true} assume !(0 == ~cond); {4762#true} is VALID [2022-04-28 12:24:06,033 INFO L290 TraceCheckUtils]: 36: Hoare triple {4762#true} assume true; {4762#true} is VALID [2022-04-28 12:24:06,033 INFO L284 TraceCheckUtils]: 37: Hoare quadruple {4762#true} {4848#(and (= main_~q~0 0) (= main_~a~0 main_~x~0))} #89#return; {4848#(and (= main_~q~0 0) (= main_~a~0 main_~x~0))} is VALID [2022-04-28 12:24:06,034 INFO L290 TraceCheckUtils]: 38: Hoare triple {4848#(and (= main_~q~0 0) (= main_~a~0 main_~x~0))} assume !false; {4848#(and (= main_~q~0 0) (= main_~a~0 main_~x~0))} is VALID [2022-04-28 12:24:06,034 INFO L290 TraceCheckUtils]: 39: Hoare triple {4848#(and (= main_~q~0 0) (= main_~a~0 main_~x~0))} assume !!(0 != ~b~0);~c~0 := ~a~0;~k~0 := 0; {4885#(= main_~q~0 0)} is VALID [2022-04-28 12:24:06,034 INFO L290 TraceCheckUtils]: 40: Hoare triple {4885#(= main_~q~0 0)} assume !false; {4885#(= main_~q~0 0)} is VALID [2022-04-28 12:24:06,034 INFO L272 TraceCheckUtils]: 41: Hoare triple {4885#(= main_~q~0 0)} call __VERIFIER_assert((if ~a~0 == ~k~0 * ~b~0 + ~c~0 then 1 else 0)); {4762#true} is VALID [2022-04-28 12:24:06,035 INFO L290 TraceCheckUtils]: 42: Hoare triple {4762#true} ~cond := #in~cond; {4762#true} is VALID [2022-04-28 12:24:06,035 INFO L290 TraceCheckUtils]: 43: Hoare triple {4762#true} assume !(0 == ~cond); {4762#true} is VALID [2022-04-28 12:24:06,035 INFO L290 TraceCheckUtils]: 44: Hoare triple {4762#true} assume true; {4762#true} is VALID [2022-04-28 12:24:06,035 INFO L284 TraceCheckUtils]: 45: Hoare quadruple {4762#true} {4885#(= main_~q~0 0)} #91#return; {4885#(= main_~q~0 0)} is VALID [2022-04-28 12:24:06,035 INFO L272 TraceCheckUtils]: 46: Hoare triple {4885#(= main_~q~0 0)} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {4762#true} is VALID [2022-04-28 12:24:06,035 INFO L290 TraceCheckUtils]: 47: Hoare triple {4762#true} ~cond := #in~cond; {4762#true} is VALID [2022-04-28 12:24:06,035 INFO L290 TraceCheckUtils]: 48: Hoare triple {4762#true} assume !(0 == ~cond); {4762#true} is VALID [2022-04-28 12:24:06,035 INFO L290 TraceCheckUtils]: 49: Hoare triple {4762#true} assume true; {4762#true} is VALID [2022-04-28 12:24:06,036 INFO L284 TraceCheckUtils]: 50: Hoare quadruple {4762#true} {4885#(= main_~q~0 0)} #93#return; {4885#(= main_~q~0 0)} is VALID [2022-04-28 12:24:06,036 INFO L272 TraceCheckUtils]: 51: Hoare triple {4885#(= main_~q~0 0)} call __VERIFIER_assert((if ~b~0 == ~x~0 * ~q~0 + ~y~0 * ~s~0 then 1 else 0)); {4762#true} is VALID [2022-04-28 12:24:06,036 INFO L290 TraceCheckUtils]: 52: Hoare triple {4762#true} ~cond := #in~cond; {4925#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} is VALID [2022-04-28 12:24:06,037 INFO L290 TraceCheckUtils]: 53: Hoare triple {4925#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} assume !(0 == ~cond); {4929#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-28 12:24:06,037 INFO L290 TraceCheckUtils]: 54: Hoare triple {4929#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {4929#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-28 12:24:06,037 INFO L284 TraceCheckUtils]: 55: Hoare quadruple {4929#(not (= |__VERIFIER_assert_#in~cond| 0))} {4885#(= main_~q~0 0)} #95#return; {4936#(and (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (= main_~q~0 0))} is VALID [2022-04-28 12:24:06,038 INFO L272 TraceCheckUtils]: 56: Hoare triple {4936#(and (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (= main_~q~0 0))} call __VERIFIER_assert((if 0 == ~q~0 * ~xy~0 + ~s~0 * ~yy~0 - ~q~0 * ~x~0 - ~b~0 * ~y~0 - ~s~0 * ~y~0 + ~b~0 then 1 else 0)); {4762#true} is VALID [2022-04-28 12:24:06,038 INFO L290 TraceCheckUtils]: 57: Hoare triple {4762#true} ~cond := #in~cond; {4762#true} is VALID [2022-04-28 12:24:06,038 INFO L290 TraceCheckUtils]: 58: Hoare triple {4762#true} assume !(0 == ~cond); {4762#true} is VALID [2022-04-28 12:24:06,038 INFO L290 TraceCheckUtils]: 59: Hoare triple {4762#true} assume true; {4762#true} is VALID [2022-04-28 12:24:06,038 INFO L284 TraceCheckUtils]: 60: Hoare quadruple {4762#true} {4936#(and (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (= main_~q~0 0))} #97#return; {4936#(and (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (= main_~q~0 0))} is VALID [2022-04-28 12:24:06,039 INFO L290 TraceCheckUtils]: 61: Hoare triple {4936#(and (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (= main_~q~0 0))} assume !(~c~0 >= ~b~0); {4936#(and (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (= main_~q~0 0))} is VALID [2022-04-28 12:24:06,039 INFO L290 TraceCheckUtils]: 62: Hoare triple {4936#(and (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~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; {4958#(and (= main_~p~0 0) (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} is VALID [2022-04-28 12:24:06,039 INFO L290 TraceCheckUtils]: 63: Hoare triple {4958#(and (= main_~p~0 0) (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} assume !false; {4958#(and (= main_~p~0 0) (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} is VALID [2022-04-28 12:24:06,040 INFO L290 TraceCheckUtils]: 64: Hoare triple {4958#(and (= main_~p~0 0) (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} assume !!(0 != ~b~0);~c~0 := ~a~0;~k~0 := 0; {4958#(and (= main_~p~0 0) (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} is VALID [2022-04-28 12:24:06,040 INFO L290 TraceCheckUtils]: 65: Hoare triple {4958#(and (= main_~p~0 0) (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} assume !false; {4958#(and (= main_~p~0 0) (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} is VALID [2022-04-28 12:24:06,040 INFO L272 TraceCheckUtils]: 66: Hoare triple {4958#(and (= main_~p~0 0) (= main_~a~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)); {4762#true} is VALID [2022-04-28 12:24:06,040 INFO L290 TraceCheckUtils]: 67: Hoare triple {4762#true} ~cond := #in~cond; {4762#true} is VALID [2022-04-28 12:24:06,040 INFO L290 TraceCheckUtils]: 68: Hoare triple {4762#true} assume !(0 == ~cond); {4762#true} is VALID [2022-04-28 12:24:06,040 INFO L290 TraceCheckUtils]: 69: Hoare triple {4762#true} assume true; {4762#true} is VALID [2022-04-28 12:24:06,041 INFO L284 TraceCheckUtils]: 70: Hoare quadruple {4762#true} {4958#(and (= main_~p~0 0) (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} #91#return; {4958#(and (= main_~p~0 0) (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} is VALID [2022-04-28 12:24:06,041 INFO L272 TraceCheckUtils]: 71: Hoare triple {4958#(and (= main_~p~0 0) (= 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)); {4986#(<= 1 |__VERIFIER_assert_#in~cond|)} is VALID [2022-04-28 12:24:06,042 INFO L290 TraceCheckUtils]: 72: Hoare triple {4986#(<= 1 |__VERIFIER_assert_#in~cond|)} ~cond := #in~cond; {4990#(<= 1 __VERIFIER_assert_~cond)} is VALID [2022-04-28 12:24:06,042 INFO L290 TraceCheckUtils]: 73: Hoare triple {4990#(<= 1 __VERIFIER_assert_~cond)} assume 0 == ~cond; {4763#false} is VALID [2022-04-28 12:24:06,042 INFO L290 TraceCheckUtils]: 74: Hoare triple {4763#false} assume !false; {4763#false} is VALID [2022-04-28 12:24:06,042 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 15 proven. 12 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2022-04-28 12:24:06,042 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-28 12:24:19,774 INFO L290 TraceCheckUtils]: 74: Hoare triple {4763#false} assume !false; {4763#false} is VALID [2022-04-28 12:24:19,775 INFO L290 TraceCheckUtils]: 73: Hoare triple {4990#(<= 1 __VERIFIER_assert_~cond)} assume 0 == ~cond; {4763#false} is VALID [2022-04-28 12:24:19,775 INFO L290 TraceCheckUtils]: 72: Hoare triple {4986#(<= 1 |__VERIFIER_assert_#in~cond|)} ~cond := #in~cond; {4990#(<= 1 __VERIFIER_assert_~cond)} is VALID [2022-04-28 12:24:19,776 INFO L272 TraceCheckUtils]: 71: Hoare triple {5006#(= 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)); {4986#(<= 1 |__VERIFIER_assert_#in~cond|)} is VALID [2022-04-28 12:24:19,777 INFO L284 TraceCheckUtils]: 70: Hoare quadruple {4762#true} {5006#(= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))} #91#return; {5006#(= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))} is VALID [2022-04-28 12:24:19,777 INFO L290 TraceCheckUtils]: 69: Hoare triple {4762#true} assume true; {4762#true} is VALID [2022-04-28 12:24:19,777 INFO L290 TraceCheckUtils]: 68: Hoare triple {4762#true} assume !(0 == ~cond); {4762#true} is VALID [2022-04-28 12:24:19,777 INFO L290 TraceCheckUtils]: 67: Hoare triple {4762#true} ~cond := #in~cond; {4762#true} is VALID [2022-04-28 12:24:19,777 INFO L272 TraceCheckUtils]: 66: Hoare triple {5006#(= main_~a~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)); {4762#true} is VALID [2022-04-28 12:24:19,777 INFO L290 TraceCheckUtils]: 65: Hoare triple {5006#(= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))} assume !false; {5006#(= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))} is VALID [2022-04-28 12:24:19,778 INFO L290 TraceCheckUtils]: 64: Hoare triple {5006#(= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))} assume !!(0 != ~b~0);~c~0 := ~a~0;~k~0 := 0; {5006#(= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))} is VALID [2022-04-28 12:24:19,778 INFO L290 TraceCheckUtils]: 63: Hoare triple {5006#(= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))} assume !false; {5006#(= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))} is VALID [2022-04-28 12:24:19,779 INFO L290 TraceCheckUtils]: 62: Hoare triple {5034#(= 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; {5006#(= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))} is VALID [2022-04-28 12:24:19,779 INFO L290 TraceCheckUtils]: 61: Hoare triple {5034#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} assume !(~c~0 >= ~b~0); {5034#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} is VALID [2022-04-28 12:24:19,780 INFO L284 TraceCheckUtils]: 60: Hoare quadruple {4762#true} {5034#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} #97#return; {5034#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} is VALID [2022-04-28 12:24:19,780 INFO L290 TraceCheckUtils]: 59: Hoare triple {4762#true} assume true; {4762#true} is VALID [2022-04-28 12:24:19,780 INFO L290 TraceCheckUtils]: 58: Hoare triple {4762#true} assume !(0 == ~cond); {4762#true} is VALID [2022-04-28 12:24:19,780 INFO L290 TraceCheckUtils]: 57: Hoare triple {4762#true} ~cond := #in~cond; {4762#true} is VALID [2022-04-28 12:24:19,780 INFO L272 TraceCheckUtils]: 56: Hoare triple {5034#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} call __VERIFIER_assert((if 0 == ~q~0 * ~xy~0 + ~s~0 * ~yy~0 - ~q~0 * ~x~0 - ~b~0 * ~y~0 - ~s~0 * ~y~0 + ~b~0 then 1 else 0)); {4762#true} is VALID [2022-04-28 12:24:19,781 INFO L284 TraceCheckUtils]: 55: Hoare quadruple {4929#(not (= |__VERIFIER_assert_#in~cond| 0))} {4762#true} #95#return; {5034#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} is VALID [2022-04-28 12:24:19,781 INFO L290 TraceCheckUtils]: 54: Hoare triple {4929#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {4929#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-28 12:24:19,781 INFO L290 TraceCheckUtils]: 53: Hoare triple {5065#(or (not (= |__VERIFIER_assert_#in~cond| 0)) (= __VERIFIER_assert_~cond 0))} assume !(0 == ~cond); {4929#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-28 12:24:19,782 INFO L290 TraceCheckUtils]: 52: Hoare triple {4762#true} ~cond := #in~cond; {5065#(or (not (= |__VERIFIER_assert_#in~cond| 0)) (= __VERIFIER_assert_~cond 0))} is VALID [2022-04-28 12:24:19,782 INFO L272 TraceCheckUtils]: 51: Hoare triple {4762#true} call __VERIFIER_assert((if ~b~0 == ~x~0 * ~q~0 + ~y~0 * ~s~0 then 1 else 0)); {4762#true} is VALID [2022-04-28 12:24:19,782 INFO L284 TraceCheckUtils]: 50: Hoare quadruple {4762#true} {4762#true} #93#return; {4762#true} is VALID [2022-04-28 12:24:19,782 INFO L290 TraceCheckUtils]: 49: Hoare triple {4762#true} assume true; {4762#true} is VALID [2022-04-28 12:24:19,782 INFO L290 TraceCheckUtils]: 48: Hoare triple {4762#true} assume !(0 == ~cond); {4762#true} is VALID [2022-04-28 12:24:19,782 INFO L290 TraceCheckUtils]: 47: Hoare triple {4762#true} ~cond := #in~cond; {4762#true} is VALID [2022-04-28 12:24:19,782 INFO L272 TraceCheckUtils]: 46: Hoare triple {4762#true} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {4762#true} is VALID [2022-04-28 12:24:19,783 INFO L284 TraceCheckUtils]: 45: Hoare quadruple {4762#true} {4762#true} #91#return; {4762#true} is VALID [2022-04-28 12:24:19,783 INFO L290 TraceCheckUtils]: 44: Hoare triple {4762#true} assume true; {4762#true} is VALID [2022-04-28 12:24:19,783 INFO L290 TraceCheckUtils]: 43: Hoare triple {4762#true} assume !(0 == ~cond); {4762#true} is VALID [2022-04-28 12:24:19,783 INFO L290 TraceCheckUtils]: 42: Hoare triple {4762#true} ~cond := #in~cond; {4762#true} is VALID [2022-04-28 12:24:19,783 INFO L272 TraceCheckUtils]: 41: Hoare triple {4762#true} call __VERIFIER_assert((if ~a~0 == ~k~0 * ~b~0 + ~c~0 then 1 else 0)); {4762#true} is VALID [2022-04-28 12:24:19,783 INFO L290 TraceCheckUtils]: 40: Hoare triple {4762#true} assume !false; {4762#true} is VALID [2022-04-28 12:24:19,783 INFO L290 TraceCheckUtils]: 39: Hoare triple {4762#true} assume !!(0 != ~b~0);~c~0 := ~a~0;~k~0 := 0; {4762#true} is VALID [2022-04-28 12:24:19,783 INFO L290 TraceCheckUtils]: 38: Hoare triple {4762#true} assume !false; {4762#true} is VALID [2022-04-28 12:24:19,783 INFO L284 TraceCheckUtils]: 37: Hoare quadruple {4762#true} {4762#true} #89#return; {4762#true} is VALID [2022-04-28 12:24:19,783 INFO L290 TraceCheckUtils]: 36: Hoare triple {4762#true} assume true; {4762#true} is VALID [2022-04-28 12:24:19,783 INFO L290 TraceCheckUtils]: 35: Hoare triple {4762#true} assume !(0 == ~cond); {4762#true} is VALID [2022-04-28 12:24:19,784 INFO L290 TraceCheckUtils]: 34: Hoare triple {4762#true} ~cond := #in~cond; {4762#true} is VALID [2022-04-28 12:24:19,784 INFO L272 TraceCheckUtils]: 33: Hoare triple {4762#true} call assume_abort_if_not((if ~yy~0 < 2147483647 then 1 else 0)); {4762#true} is VALID [2022-04-28 12:24:19,784 INFO L284 TraceCheckUtils]: 32: Hoare quadruple {4762#true} {4762#true} #87#return; {4762#true} is VALID [2022-04-28 12:24:19,784 INFO L290 TraceCheckUtils]: 31: Hoare triple {4762#true} assume true; {4762#true} is VALID [2022-04-28 12:24:19,784 INFO L290 TraceCheckUtils]: 30: Hoare triple {4762#true} assume !(0 == ~cond); {4762#true} is VALID [2022-04-28 12:24:19,784 INFO L290 TraceCheckUtils]: 29: Hoare triple {4762#true} ~cond := #in~cond; {4762#true} is VALID [2022-04-28 12:24:19,784 INFO L272 TraceCheckUtils]: 28: Hoare triple {4762#true} call assume_abort_if_not((if ~xy~0 < 2147483647 then 1 else 0)); {4762#true} is VALID [2022-04-28 12:24:19,784 INFO L290 TraceCheckUtils]: 27: Hoare triple {4762#true} ~a~0 := ~x~0;~b~0 := ~y~0;~p~0 := 1;~q~0 := 0;~r~0 := 0;~s~0 := 1;~c~0 := 0;~k~0 := 0;~xy~0 := ~x~0 * ~y~0;~yy~0 := ~y~0 * ~y~0; {4762#true} is VALID [2022-04-28 12:24:19,784 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {4762#true} {4762#true} #85#return; {4762#true} is VALID [2022-04-28 12:24:19,784 INFO L290 TraceCheckUtils]: 25: Hoare triple {4762#true} assume true; {4762#true} is VALID [2022-04-28 12:24:19,784 INFO L290 TraceCheckUtils]: 24: Hoare triple {4762#true} assume !(0 == ~cond); {4762#true} is VALID [2022-04-28 12:24:19,785 INFO L290 TraceCheckUtils]: 23: Hoare triple {4762#true} ~cond := #in~cond; {4762#true} is VALID [2022-04-28 12:24:19,785 INFO L272 TraceCheckUtils]: 22: Hoare triple {4762#true} call assume_abort_if_not((if ~y~0 >= 1 then 1 else 0)); {4762#true} is VALID [2022-04-28 12:24:19,785 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {4762#true} {4762#true} #83#return; {4762#true} is VALID [2022-04-28 12:24:19,785 INFO L290 TraceCheckUtils]: 20: Hoare triple {4762#true} assume true; {4762#true} is VALID [2022-04-28 12:24:19,785 INFO L290 TraceCheckUtils]: 19: Hoare triple {4762#true} assume !(0 == ~cond); {4762#true} is VALID [2022-04-28 12:24:19,785 INFO L290 TraceCheckUtils]: 18: Hoare triple {4762#true} ~cond := #in~cond; {4762#true} is VALID [2022-04-28 12:24:19,785 INFO L272 TraceCheckUtils]: 17: Hoare triple {4762#true} call assume_abort_if_not((if ~x~0 >= 1 then 1 else 0)); {4762#true} is VALID [2022-04-28 12:24:19,785 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {4762#true} {4762#true} #81#return; {4762#true} is VALID [2022-04-28 12:24:19,785 INFO L290 TraceCheckUtils]: 15: Hoare triple {4762#true} assume true; {4762#true} is VALID [2022-04-28 12:24:19,785 INFO L290 TraceCheckUtils]: 14: Hoare triple {4762#true} assume !(0 == ~cond); {4762#true} is VALID [2022-04-28 12:24:19,785 INFO L290 TraceCheckUtils]: 13: Hoare triple {4762#true} ~cond := #in~cond; {4762#true} is VALID [2022-04-28 12:24:19,786 INFO L272 TraceCheckUtils]: 12: Hoare triple {4762#true} call assume_abort_if_not((if ~y~0 >= 0 && ~y~0 <= 5 then 1 else 0)); {4762#true} is VALID [2022-04-28 12:24:19,786 INFO L290 TraceCheckUtils]: 11: Hoare triple {4762#true} assume -2147483648 <= #t~nondet5 && #t~nondet5 <= 2147483647;~y~0 := #t~nondet5;havoc #t~nondet5; {4762#true} is VALID [2022-04-28 12:24:19,786 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {4762#true} {4762#true} #79#return; {4762#true} is VALID [2022-04-28 12:24:19,786 INFO L290 TraceCheckUtils]: 9: Hoare triple {4762#true} assume true; {4762#true} is VALID [2022-04-28 12:24:19,786 INFO L290 TraceCheckUtils]: 8: Hoare triple {4762#true} assume !(0 == ~cond); {4762#true} is VALID [2022-04-28 12:24:19,786 INFO L290 TraceCheckUtils]: 7: Hoare triple {4762#true} ~cond := #in~cond; {4762#true} is VALID [2022-04-28 12:24:19,786 INFO L272 TraceCheckUtils]: 6: Hoare triple {4762#true} call assume_abort_if_not((if ~x~0 >= 0 && ~x~0 <= 5 then 1 else 0)); {4762#true} is VALID [2022-04-28 12:24:19,786 INFO L290 TraceCheckUtils]: 5: Hoare triple {4762#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;havoc ~c~0;havoc ~k~0;havoc ~xy~0;havoc ~yy~0;assume -2147483648 <= #t~nondet4 && #t~nondet4 <= 2147483647;~x~0 := #t~nondet4;havoc #t~nondet4; {4762#true} is VALID [2022-04-28 12:24:19,786 INFO L272 TraceCheckUtils]: 4: Hoare triple {4762#true} call #t~ret6 := main(); {4762#true} is VALID [2022-04-28 12:24:19,786 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {4762#true} {4762#true} #103#return; {4762#true} is VALID [2022-04-28 12:24:19,786 INFO L290 TraceCheckUtils]: 2: Hoare triple {4762#true} assume true; {4762#true} is VALID [2022-04-28 12:24:19,787 INFO L290 TraceCheckUtils]: 1: Hoare triple {4762#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); {4762#true} is VALID [2022-04-28 12:24:19,787 INFO L272 TraceCheckUtils]: 0: Hoare triple {4762#true} call ULTIMATE.init(); {4762#true} is VALID [2022-04-28 12:24:19,787 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 20 proven. 7 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2022-04-28 12:24:19,787 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-28 12:24:19,787 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [158349626] [2022-04-28 12:24:19,787 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-04-28 12:24:19,787 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2078927844] [2022-04-28 12:24:19,788 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2078927844] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-28 12:24:19,788 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-04-28 12:24:19,788 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 8] total 13 [2022-04-28 12:24:19,788 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-28 12:24:19,788 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [691479555] [2022-04-28 12:24:19,788 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [691479555] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-28 12:24:19,788 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-28 12:24:19,788 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-04-28 12:24:19,788 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1616332025] [2022-04-28 12:24:19,788 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-28 12:24:19,789 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 2.5) internal successors, (25), 9 states have internal predecessors, (25), 5 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (12), 5 states have call predecessors, (12), 5 states have call successors, (12) Word has length 75 [2022-04-28 12:24:19,789 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-28 12:24:19,789 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 10 states, 10 states have (on average 2.5) internal successors, (25), 9 states have internal predecessors, (25), 5 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (12), 5 states have call predecessors, (12), 5 states have call successors, (12) [2022-04-28 12:24:19,834 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 51 edges. 51 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-28 12:24:19,834 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-04-28 12:24:19,834 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-28 12:24:19,835 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-04-28 12:24:19,835 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2022-04-28 12:24:19,835 INFO L87 Difference]: Start difference. First operand 89 states and 122 transitions. Second operand has 10 states, 10 states have (on average 2.5) internal successors, (25), 9 states have internal predecessors, (25), 5 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (12), 5 states have call predecessors, (12), 5 states have call successors, (12) [2022-04-28 12:24:20,690 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-28 12:24:20,690 INFO L93 Difference]: Finished difference Result 124 states and 173 transitions. [2022-04-28 12:24:20,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-04-28 12:24:20,691 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 2.5) internal successors, (25), 9 states have internal predecessors, (25), 5 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (12), 5 states have call predecessors, (12), 5 states have call successors, (12) Word has length 75 [2022-04-28 12:24:20,691 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-28 12:24:20,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10 states, 10 states have (on average 2.5) internal successors, (25), 9 states have internal predecessors, (25), 5 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (12), 5 states have call predecessors, (12), 5 states have call successors, (12) [2022-04-28 12:24:20,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 83 transitions. [2022-04-28 12:24:20,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10 states, 10 states have (on average 2.5) internal successors, (25), 9 states have internal predecessors, (25), 5 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (12), 5 states have call predecessors, (12), 5 states have call successors, (12) [2022-04-28 12:24:20,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 83 transitions. [2022-04-28 12:24:20,693 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 8 states and 83 transitions. [2022-04-28 12:24:20,756 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 83 edges. 83 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-28 12:24:20,758 INFO L225 Difference]: With dead ends: 124 [2022-04-28 12:24:20,758 INFO L226 Difference]: Without dead ends: 121 [2022-04-28 12:24:20,759 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 152 GetRequests, 137 SyntacticMatches, 1 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=50, Invalid=190, Unknown=0, NotChecked=0, Total=240 [2022-04-28 12:24:20,759 INFO L413 NwaCegarLoop]: 44 mSDtfsCounter, 23 mSDsluCounter, 174 mSDsCounter, 0 mSdLazyCounter, 212 mSolverCounterSat, 17 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 27 SdHoareTripleChecker+Valid, 218 SdHoareTripleChecker+Invalid, 229 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 212 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-04-28 12:24:20,759 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [27 Valid, 218 Invalid, 229 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [17 Valid, 212 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-04-28 12:24:20,760 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 121 states. [2022-04-28 12:24:20,921 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 121 to 118. [2022-04-28 12:24:20,921 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-28 12:24:20,921 INFO L82 GeneralOperation]: Start isEquivalent. First operand 121 states. Second operand has 118 states, 62 states have (on average 1.2096774193548387) internal successors, (75), 64 states have internal predecessors, (75), 47 states have call successors, (47), 9 states have call predecessors, (47), 8 states have return successors, (44), 44 states have call predecessors, (44), 44 states have call successors, (44) [2022-04-28 12:24:20,921 INFO L74 IsIncluded]: Start isIncluded. First operand 121 states. Second operand has 118 states, 62 states have (on average 1.2096774193548387) internal successors, (75), 64 states have internal predecessors, (75), 47 states have call successors, (47), 9 states have call predecessors, (47), 8 states have return successors, (44), 44 states have call predecessors, (44), 44 states have call successors, (44) [2022-04-28 12:24:20,922 INFO L87 Difference]: Start difference. First operand 121 states. Second operand has 118 states, 62 states have (on average 1.2096774193548387) internal successors, (75), 64 states have internal predecessors, (75), 47 states have call successors, (47), 9 states have call predecessors, (47), 8 states have return successors, (44), 44 states have call predecessors, (44), 44 states have call successors, (44) [2022-04-28 12:24:20,930 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-28 12:24:20,930 INFO L93 Difference]: Finished difference Result 121 states and 169 transitions. [2022-04-28 12:24:20,930 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 169 transitions. [2022-04-28 12:24:20,931 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-28 12:24:20,931 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-28 12:24:20,931 INFO L74 IsIncluded]: Start isIncluded. First operand has 118 states, 62 states have (on average 1.2096774193548387) internal successors, (75), 64 states have internal predecessors, (75), 47 states have call successors, (47), 9 states have call predecessors, (47), 8 states have return successors, (44), 44 states have call predecessors, (44), 44 states have call successors, (44) Second operand 121 states. [2022-04-28 12:24:20,931 INFO L87 Difference]: Start difference. First operand has 118 states, 62 states have (on average 1.2096774193548387) internal successors, (75), 64 states have internal predecessors, (75), 47 states have call successors, (47), 9 states have call predecessors, (47), 8 states have return successors, (44), 44 states have call predecessors, (44), 44 states have call successors, (44) Second operand 121 states. [2022-04-28 12:24:20,934 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-28 12:24:20,934 INFO L93 Difference]: Finished difference Result 121 states and 169 transitions. [2022-04-28 12:24:20,934 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 169 transitions. [2022-04-28 12:24:20,935 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-28 12:24:20,935 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-28 12:24:20,935 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-28 12:24:20,935 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-28 12:24:20,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 118 states, 62 states have (on average 1.2096774193548387) internal successors, (75), 64 states have internal predecessors, (75), 47 states have call successors, (47), 9 states have call predecessors, (47), 8 states have return successors, (44), 44 states have call predecessors, (44), 44 states have call successors, (44) [2022-04-28 12:24:20,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 118 states and 166 transitions. [2022-04-28 12:24:20,938 INFO L78 Accepts]: Start accepts. Automaton has 118 states and 166 transitions. Word has length 75 [2022-04-28 12:24:20,938 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-28 12:24:20,938 INFO L495 AbstractCegarLoop]: Abstraction has 118 states and 166 transitions. [2022-04-28 12:24:20,938 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 2.5) internal successors, (25), 9 states have internal predecessors, (25), 5 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (12), 5 states have call predecessors, (12), 5 states have call successors, (12) [2022-04-28 12:24:20,938 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 118 states and 166 transitions. [2022-04-28 12:24:21,151 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 166 edges. 166 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-28 12:24:21,151 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 166 transitions. [2022-04-28 12:24:21,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2022-04-28 12:24:21,152 INFO L187 NwaCegarLoop]: Found error trace [2022-04-28 12:24:21,152 INFO L195 NwaCegarLoop]: trace histogram [7, 6, 6, 6, 6, 6, 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] [2022-04-28 12:24:21,170 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2022-04-28 12:24:21,352 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2022-04-28 12:24:21,352 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-28 12:24:21,353 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-28 12:24:21,353 INFO L85 PathProgramCache]: Analyzing trace with hash -1245952186, now seen corresponding path program 3 times [2022-04-28 12:24:21,353 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-28 12:24:21,353 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [287526361] [2022-04-28 12:24:21,353 INFO L202 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-04-28 12:24:21,353 INFO L85 PathProgramCache]: Analyzing trace with hash -1245952186, now seen corresponding path program 4 times [2022-04-28 12:24:21,353 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-28 12:24:21,354 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1401053632] [2022-04-28 12:24:21,354 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-28 12:24:21,354 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-28 12:24:21,365 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-04-28 12:24:21,365 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1358404882] [2022-04-28 12:24:21,365 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-04-28 12:24:21,365 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-28 12:24:21,365 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-28 12:24:21,374 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) [2022-04-28 12:24:21,377 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2022-04-28 12:24:21,417 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-04-28 12:24:21,417 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-28 12:24:21,418 INFO L263 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 56 conjunts are in the unsatisfiable core [2022-04-28 12:24:21,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-28 12:24:21,444 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-28 12:24:22,525 INFO L272 TraceCheckUtils]: 0: Hoare triple {5956#true} call ULTIMATE.init(); {5956#true} is VALID [2022-04-28 12:24:22,525 INFO L290 TraceCheckUtils]: 1: Hoare triple {5956#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); {5956#true} is VALID [2022-04-28 12:24:22,525 INFO L290 TraceCheckUtils]: 2: Hoare triple {5956#true} assume true; {5956#true} is VALID [2022-04-28 12:24:22,525 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {5956#true} {5956#true} #103#return; {5956#true} is VALID [2022-04-28 12:24:22,525 INFO L272 TraceCheckUtils]: 4: Hoare triple {5956#true} call #t~ret6 := main(); {5956#true} is VALID [2022-04-28 12:24:22,525 INFO L290 TraceCheckUtils]: 5: Hoare triple {5956#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;havoc ~c~0;havoc ~k~0;havoc ~xy~0;havoc ~yy~0;assume -2147483648 <= #t~nondet4 && #t~nondet4 <= 2147483647;~x~0 := #t~nondet4;havoc #t~nondet4; {5956#true} is VALID [2022-04-28 12:24:22,525 INFO L272 TraceCheckUtils]: 6: Hoare triple {5956#true} call assume_abort_if_not((if ~x~0 >= 0 && ~x~0 <= 5 then 1 else 0)); {5956#true} is VALID [2022-04-28 12:24:22,525 INFO L290 TraceCheckUtils]: 7: Hoare triple {5956#true} ~cond := #in~cond; {5956#true} is VALID [2022-04-28 12:24:22,526 INFO L290 TraceCheckUtils]: 8: Hoare triple {5956#true} assume !(0 == ~cond); {5956#true} is VALID [2022-04-28 12:24:22,526 INFO L290 TraceCheckUtils]: 9: Hoare triple {5956#true} assume true; {5956#true} is VALID [2022-04-28 12:24:22,526 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {5956#true} {5956#true} #79#return; {5956#true} is VALID [2022-04-28 12:24:22,526 INFO L290 TraceCheckUtils]: 11: Hoare triple {5956#true} assume -2147483648 <= #t~nondet5 && #t~nondet5 <= 2147483647;~y~0 := #t~nondet5;havoc #t~nondet5; {5956#true} is VALID [2022-04-28 12:24:22,526 INFO L272 TraceCheckUtils]: 12: Hoare triple {5956#true} call assume_abort_if_not((if ~y~0 >= 0 && ~y~0 <= 5 then 1 else 0)); {5956#true} is VALID [2022-04-28 12:24:22,526 INFO L290 TraceCheckUtils]: 13: Hoare triple {5956#true} ~cond := #in~cond; {6000#(= assume_abort_if_not_~cond |assume_abort_if_not_#in~cond|)} is VALID [2022-04-28 12:24:22,526 INFO L290 TraceCheckUtils]: 14: Hoare triple {6000#(= assume_abort_if_not_~cond |assume_abort_if_not_#in~cond|)} assume !(0 == ~cond); {6004#(not (= |assume_abort_if_not_#in~cond| 0))} is VALID [2022-04-28 12:24:22,527 INFO L290 TraceCheckUtils]: 15: Hoare triple {6004#(not (= |assume_abort_if_not_#in~cond| 0))} assume true; {6004#(not (= |assume_abort_if_not_#in~cond| 0))} is VALID [2022-04-28 12:24:22,527 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {6004#(not (= |assume_abort_if_not_#in~cond| 0))} {5956#true} #81#return; {6011#(and (<= 0 main_~y~0) (<= main_~y~0 5))} is VALID [2022-04-28 12:24:22,527 INFO L272 TraceCheckUtils]: 17: Hoare triple {6011#(and (<= 0 main_~y~0) (<= main_~y~0 5))} call assume_abort_if_not((if ~x~0 >= 1 then 1 else 0)); {5956#true} is VALID [2022-04-28 12:24:22,528 INFO L290 TraceCheckUtils]: 18: Hoare triple {5956#true} ~cond := #in~cond; {6000#(= assume_abort_if_not_~cond |assume_abort_if_not_#in~cond|)} is VALID [2022-04-28 12:24:22,528 INFO L290 TraceCheckUtils]: 19: Hoare triple {6000#(= assume_abort_if_not_~cond |assume_abort_if_not_#in~cond|)} assume !(0 == ~cond); {6004#(not (= |assume_abort_if_not_#in~cond| 0))} is VALID [2022-04-28 12:24:22,528 INFO L290 TraceCheckUtils]: 20: Hoare triple {6004#(not (= |assume_abort_if_not_#in~cond| 0))} assume true; {6004#(not (= |assume_abort_if_not_#in~cond| 0))} is VALID [2022-04-28 12:24:22,529 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {6004#(not (= |assume_abort_if_not_#in~cond| 0))} {6011#(and (<= 0 main_~y~0) (<= main_~y~0 5))} #83#return; {6027#(and (<= 0 main_~y~0) (<= 1 main_~x~0) (<= main_~y~0 5))} is VALID [2022-04-28 12:24:22,529 INFO L272 TraceCheckUtils]: 22: Hoare triple {6027#(and (<= 0 main_~y~0) (<= 1 main_~x~0) (<= main_~y~0 5))} call assume_abort_if_not((if ~y~0 >= 1 then 1 else 0)); {5956#true} is VALID [2022-04-28 12:24:22,529 INFO L290 TraceCheckUtils]: 23: Hoare triple {5956#true} ~cond := #in~cond; {5956#true} is VALID [2022-04-28 12:24:22,529 INFO L290 TraceCheckUtils]: 24: Hoare triple {5956#true} assume !(0 == ~cond); {5956#true} is VALID [2022-04-28 12:24:22,529 INFO L290 TraceCheckUtils]: 25: Hoare triple {5956#true} assume true; {5956#true} is VALID [2022-04-28 12:24:22,529 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {5956#true} {6027#(and (<= 0 main_~y~0) (<= 1 main_~x~0) (<= main_~y~0 5))} #85#return; {6027#(and (<= 0 main_~y~0) (<= 1 main_~x~0) (<= main_~y~0 5))} is VALID [2022-04-28 12:24:22,530 INFO L290 TraceCheckUtils]: 27: Hoare triple {6027#(and (<= 0 main_~y~0) (<= 1 main_~x~0) (<= main_~y~0 5))} ~a~0 := ~x~0;~b~0 := ~y~0;~p~0 := 1;~q~0 := 0;~r~0 := 0;~s~0 := 1;~c~0 := 0;~k~0 := 0;~xy~0 := ~x~0 * ~y~0;~yy~0 := ~y~0 * ~y~0; {6046#(and (<= 0 main_~y~0) (= main_~r~0 0) (<= 1 main_~x~0) (= main_~s~0 1) (<= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (<= main_~y~0 5) (= main_~p~0 1))} is VALID [2022-04-28 12:24:22,530 INFO L272 TraceCheckUtils]: 28: Hoare triple {6046#(and (<= 0 main_~y~0) (= main_~r~0 0) (<= 1 main_~x~0) (= main_~s~0 1) (<= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (<= main_~y~0 5) (= main_~p~0 1))} call assume_abort_if_not((if ~xy~0 < 2147483647 then 1 else 0)); {5956#true} is VALID [2022-04-28 12:24:22,530 INFO L290 TraceCheckUtils]: 29: Hoare triple {5956#true} ~cond := #in~cond; {5956#true} is VALID [2022-04-28 12:24:22,530 INFO L290 TraceCheckUtils]: 30: Hoare triple {5956#true} assume !(0 == ~cond); {5956#true} is VALID [2022-04-28 12:24:22,530 INFO L290 TraceCheckUtils]: 31: Hoare triple {5956#true} assume true; {5956#true} is VALID [2022-04-28 12:24:22,531 INFO L284 TraceCheckUtils]: 32: Hoare quadruple {5956#true} {6046#(and (<= 0 main_~y~0) (= main_~r~0 0) (<= 1 main_~x~0) (= main_~s~0 1) (<= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (<= main_~y~0 5) (= main_~p~0 1))} #87#return; {6046#(and (<= 0 main_~y~0) (= main_~r~0 0) (<= 1 main_~x~0) (= main_~s~0 1) (<= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (<= main_~y~0 5) (= main_~p~0 1))} is VALID [2022-04-28 12:24:22,531 INFO L272 TraceCheckUtils]: 33: Hoare triple {6046#(and (<= 0 main_~y~0) (= main_~r~0 0) (<= 1 main_~x~0) (= main_~s~0 1) (<= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (<= main_~y~0 5) (= main_~p~0 1))} call assume_abort_if_not((if ~yy~0 < 2147483647 then 1 else 0)); {5956#true} is VALID [2022-04-28 12:24:22,531 INFO L290 TraceCheckUtils]: 34: Hoare triple {5956#true} ~cond := #in~cond; {5956#true} is VALID [2022-04-28 12:24:22,531 INFO L290 TraceCheckUtils]: 35: Hoare triple {5956#true} assume !(0 == ~cond); {5956#true} is VALID [2022-04-28 12:24:22,531 INFO L290 TraceCheckUtils]: 36: Hoare triple {5956#true} assume true; {5956#true} is VALID [2022-04-28 12:24:22,532 INFO L284 TraceCheckUtils]: 37: Hoare quadruple {5956#true} {6046#(and (<= 0 main_~y~0) (= main_~r~0 0) (<= 1 main_~x~0) (= main_~s~0 1) (<= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (<= main_~y~0 5) (= main_~p~0 1))} #89#return; {6046#(and (<= 0 main_~y~0) (= main_~r~0 0) (<= 1 main_~x~0) (= main_~s~0 1) (<= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (<= main_~y~0 5) (= main_~p~0 1))} is VALID [2022-04-28 12:24:22,532 INFO L290 TraceCheckUtils]: 38: Hoare triple {6046#(and (<= 0 main_~y~0) (= main_~r~0 0) (<= 1 main_~x~0) (= main_~s~0 1) (<= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (<= main_~y~0 5) (= main_~p~0 1))} assume !false; {6046#(and (<= 0 main_~y~0) (= main_~r~0 0) (<= 1 main_~x~0) (= main_~s~0 1) (<= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (<= main_~y~0 5) (= main_~p~0 1))} is VALID [2022-04-28 12:24:22,532 INFO L290 TraceCheckUtils]: 39: Hoare triple {6046#(and (<= 0 main_~y~0) (= main_~r~0 0) (<= 1 main_~x~0) (= main_~s~0 1) (<= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (<= main_~y~0 5) (= main_~p~0 1))} assume !!(0 != ~b~0);~c~0 := ~a~0;~k~0 := 0; {6083#(and (<= 0 main_~y~0) (= main_~r~0 0) (<= 1 main_~x~0) (= main_~k~0 0) (= main_~s~0 1) (<= main_~b~0 main_~y~0) (= main_~q~0 0) (<= main_~y~0 5) (= main_~c~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-28 12:24:22,533 INFO L290 TraceCheckUtils]: 40: Hoare triple {6083#(and (<= 0 main_~y~0) (= main_~r~0 0) (<= 1 main_~x~0) (= main_~k~0 0) (= main_~s~0 1) (<= main_~b~0 main_~y~0) (= main_~q~0 0) (<= main_~y~0 5) (= main_~c~0 main_~x~0) (= main_~p~0 1))} assume !false; {6083#(and (<= 0 main_~y~0) (= main_~r~0 0) (<= 1 main_~x~0) (= main_~k~0 0) (= main_~s~0 1) (<= main_~b~0 main_~y~0) (= main_~q~0 0) (<= main_~y~0 5) (= main_~c~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-28 12:24:22,533 INFO L272 TraceCheckUtils]: 41: Hoare triple {6083#(and (<= 0 main_~y~0) (= main_~r~0 0) (<= 1 main_~x~0) (= main_~k~0 0) (= main_~s~0 1) (<= main_~b~0 main_~y~0) (= main_~q~0 0) (<= main_~y~0 5) (= 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)); {5956#true} is VALID [2022-04-28 12:24:22,533 INFO L290 TraceCheckUtils]: 42: Hoare triple {5956#true} ~cond := #in~cond; {5956#true} is VALID [2022-04-28 12:24:22,533 INFO L290 TraceCheckUtils]: 43: Hoare triple {5956#true} assume !(0 == ~cond); {5956#true} is VALID [2022-04-28 12:24:22,533 INFO L290 TraceCheckUtils]: 44: Hoare triple {5956#true} assume true; {5956#true} is VALID [2022-04-28 12:24:22,536 INFO L284 TraceCheckUtils]: 45: Hoare quadruple {5956#true} {6083#(and (<= 0 main_~y~0) (= main_~r~0 0) (<= 1 main_~x~0) (= main_~k~0 0) (= main_~s~0 1) (<= main_~b~0 main_~y~0) (= main_~q~0 0) (<= main_~y~0 5) (= main_~c~0 main_~x~0) (= main_~p~0 1))} #91#return; {6083#(and (<= 0 main_~y~0) (= main_~r~0 0) (<= 1 main_~x~0) (= main_~k~0 0) (= main_~s~0 1) (<= main_~b~0 main_~y~0) (= main_~q~0 0) (<= main_~y~0 5) (= main_~c~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-28 12:24:22,536 INFO L272 TraceCheckUtils]: 46: Hoare triple {6083#(and (<= 0 main_~y~0) (= main_~r~0 0) (<= 1 main_~x~0) (= main_~k~0 0) (= main_~s~0 1) (<= main_~b~0 main_~y~0) (= main_~q~0 0) (<= main_~y~0 5) (= 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)); {5956#true} is VALID [2022-04-28 12:24:22,536 INFO L290 TraceCheckUtils]: 47: Hoare triple {5956#true} ~cond := #in~cond; {5956#true} is VALID [2022-04-28 12:24:22,536 INFO L290 TraceCheckUtils]: 48: Hoare triple {5956#true} assume !(0 == ~cond); {5956#true} is VALID [2022-04-28 12:24:22,536 INFO L290 TraceCheckUtils]: 49: Hoare triple {5956#true} assume true; {5956#true} is VALID [2022-04-28 12:24:22,537 INFO L284 TraceCheckUtils]: 50: Hoare quadruple {5956#true} {6083#(and (<= 0 main_~y~0) (= main_~r~0 0) (<= 1 main_~x~0) (= main_~k~0 0) (= main_~s~0 1) (<= main_~b~0 main_~y~0) (= main_~q~0 0) (<= main_~y~0 5) (= main_~c~0 main_~x~0) (= main_~p~0 1))} #93#return; {6083#(and (<= 0 main_~y~0) (= main_~r~0 0) (<= 1 main_~x~0) (= main_~k~0 0) (= main_~s~0 1) (<= main_~b~0 main_~y~0) (= main_~q~0 0) (<= main_~y~0 5) (= main_~c~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-28 12:24:22,537 INFO L272 TraceCheckUtils]: 51: Hoare triple {6083#(and (<= 0 main_~y~0) (= main_~r~0 0) (<= 1 main_~x~0) (= main_~k~0 0) (= main_~s~0 1) (<= main_~b~0 main_~y~0) (= main_~q~0 0) (<= main_~y~0 5) (= 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)); {5956#true} is VALID [2022-04-28 12:24:22,537 INFO L290 TraceCheckUtils]: 52: Hoare triple {5956#true} ~cond := #in~cond; {6123#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} is VALID [2022-04-28 12:24:22,538 INFO L290 TraceCheckUtils]: 53: Hoare triple {6123#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} assume !(0 == ~cond); {6127#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-28 12:24:22,538 INFO L290 TraceCheckUtils]: 54: Hoare triple {6127#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {6127#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-28 12:24:22,539 INFO L284 TraceCheckUtils]: 55: Hoare quadruple {6127#(not (= |__VERIFIER_assert_#in~cond| 0))} {6083#(and (<= 0 main_~y~0) (= main_~r~0 0) (<= 1 main_~x~0) (= main_~k~0 0) (= main_~s~0 1) (<= main_~b~0 main_~y~0) (= main_~q~0 0) (<= main_~y~0 5) (= main_~c~0 main_~x~0) (= main_~p~0 1))} #95#return; {6134#(and (<= 0 main_~y~0) (= main_~r~0 0) (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (<= 1 main_~x~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~q~0 0) (<= main_~y~0 5) (= main_~c~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-28 12:24:22,539 INFO L272 TraceCheckUtils]: 56: Hoare triple {6134#(and (<= 0 main_~y~0) (= main_~r~0 0) (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (<= 1 main_~x~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~q~0 0) (<= main_~y~0 5) (= main_~c~0 main_~x~0) (= main_~p~0 1))} call __VERIFIER_assert((if 0 == ~q~0 * ~xy~0 + ~s~0 * ~yy~0 - ~q~0 * ~x~0 - ~b~0 * ~y~0 - ~s~0 * ~y~0 + ~b~0 then 1 else 0)); {5956#true} is VALID [2022-04-28 12:24:22,539 INFO L290 TraceCheckUtils]: 57: Hoare triple {5956#true} ~cond := #in~cond; {5956#true} is VALID [2022-04-28 12:24:22,539 INFO L290 TraceCheckUtils]: 58: Hoare triple {5956#true} assume !(0 == ~cond); {5956#true} is VALID [2022-04-28 12:24:22,539 INFO L290 TraceCheckUtils]: 59: Hoare triple {5956#true} assume true; {5956#true} is VALID [2022-04-28 12:24:22,540 INFO L284 TraceCheckUtils]: 60: Hoare quadruple {5956#true} {6134#(and (<= 0 main_~y~0) (= main_~r~0 0) (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (<= 1 main_~x~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~q~0 0) (<= main_~y~0 5) (= main_~c~0 main_~x~0) (= main_~p~0 1))} #97#return; {6134#(and (<= 0 main_~y~0) (= main_~r~0 0) (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (<= 1 main_~x~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~q~0 0) (<= main_~y~0 5) (= main_~c~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-28 12:24:22,541 INFO L290 TraceCheckUtils]: 61: Hoare triple {6134#(and (<= 0 main_~y~0) (= main_~r~0 0) (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (<= 1 main_~x~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~q~0 0) (<= main_~y~0 5) (= main_~c~0 main_~x~0) (= main_~p~0 1))} assume !(~c~0 >= ~b~0); {6153#(and (= main_~r~0 0) (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (<= 1 main_~x~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~q~0 0) (< main_~c~0 main_~b~0) (<= main_~y~0 5) (= main_~c~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-28 12:24:22,541 INFO L290 TraceCheckUtils]: 62: Hoare triple {6153#(and (= main_~r~0 0) (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (<= 1 main_~x~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~q~0 0) (< main_~c~0 main_~b~0) (<= main_~y~0 5) (= 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; {6157#(and (= (+ main_~y~0 (* main_~p~0 main_~x~0)) main_~a~0) (= main_~s~0 0) (<= 1 main_~x~0) (= main_~p~0 0) (= main_~r~0 1) (= main_~b~0 main_~x~0) (< main_~x~0 main_~a~0) (= main_~q~0 1) (<= main_~y~0 5))} is VALID [2022-04-28 12:24:22,542 INFO L290 TraceCheckUtils]: 63: Hoare triple {6157#(and (= (+ main_~y~0 (* main_~p~0 main_~x~0)) main_~a~0) (= main_~s~0 0) (<= 1 main_~x~0) (= main_~p~0 0) (= main_~r~0 1) (= main_~b~0 main_~x~0) (< main_~x~0 main_~a~0) (= main_~q~0 1) (<= main_~y~0 5))} assume !false; {6157#(and (= (+ main_~y~0 (* main_~p~0 main_~x~0)) main_~a~0) (= main_~s~0 0) (<= 1 main_~x~0) (= main_~p~0 0) (= main_~r~0 1) (= main_~b~0 main_~x~0) (< main_~x~0 main_~a~0) (= main_~q~0 1) (<= main_~y~0 5))} is VALID [2022-04-28 12:24:22,542 INFO L290 TraceCheckUtils]: 64: Hoare triple {6157#(and (= (+ main_~y~0 (* main_~p~0 main_~x~0)) main_~a~0) (= main_~s~0 0) (<= 1 main_~x~0) (= main_~p~0 0) (= main_~r~0 1) (= main_~b~0 main_~x~0) (< main_~x~0 main_~a~0) (= main_~q~0 1) (<= main_~y~0 5))} assume !!(0 != ~b~0);~c~0 := ~a~0;~k~0 := 0; {6157#(and (= (+ main_~y~0 (* main_~p~0 main_~x~0)) main_~a~0) (= main_~s~0 0) (<= 1 main_~x~0) (= main_~p~0 0) (= main_~r~0 1) (= main_~b~0 main_~x~0) (< main_~x~0 main_~a~0) (= main_~q~0 1) (<= main_~y~0 5))} is VALID [2022-04-28 12:24:22,543 INFO L290 TraceCheckUtils]: 65: Hoare triple {6157#(and (= (+ main_~y~0 (* main_~p~0 main_~x~0)) main_~a~0) (= main_~s~0 0) (<= 1 main_~x~0) (= main_~p~0 0) (= main_~r~0 1) (= main_~b~0 main_~x~0) (< main_~x~0 main_~a~0) (= main_~q~0 1) (<= main_~y~0 5))} assume !false; {6157#(and (= (+ main_~y~0 (* main_~p~0 main_~x~0)) main_~a~0) (= main_~s~0 0) (<= 1 main_~x~0) (= main_~p~0 0) (= main_~r~0 1) (= main_~b~0 main_~x~0) (< main_~x~0 main_~a~0) (= main_~q~0 1) (<= main_~y~0 5))} is VALID [2022-04-28 12:24:22,543 INFO L272 TraceCheckUtils]: 66: Hoare triple {6157#(and (= (+ main_~y~0 (* main_~p~0 main_~x~0)) main_~a~0) (= main_~s~0 0) (<= 1 main_~x~0) (= main_~p~0 0) (= main_~r~0 1) (= main_~b~0 main_~x~0) (< main_~x~0 main_~a~0) (= main_~q~0 1) (<= main_~y~0 5))} call __VERIFIER_assert((if ~a~0 == ~k~0 * ~b~0 + ~c~0 then 1 else 0)); {5956#true} is VALID [2022-04-28 12:24:22,543 INFO L290 TraceCheckUtils]: 67: Hoare triple {5956#true} ~cond := #in~cond; {5956#true} is VALID [2022-04-28 12:24:22,543 INFO L290 TraceCheckUtils]: 68: Hoare triple {5956#true} assume !(0 == ~cond); {5956#true} is VALID [2022-04-28 12:24:22,543 INFO L290 TraceCheckUtils]: 69: Hoare triple {5956#true} assume true; {5956#true} is VALID [2022-04-28 12:24:22,544 INFO L284 TraceCheckUtils]: 70: Hoare quadruple {5956#true} {6157#(and (= (+ main_~y~0 (* main_~p~0 main_~x~0)) main_~a~0) (= main_~s~0 0) (<= 1 main_~x~0) (= main_~p~0 0) (= main_~r~0 1) (= main_~b~0 main_~x~0) (< main_~x~0 main_~a~0) (= main_~q~0 1) (<= main_~y~0 5))} #91#return; {6157#(and (= (+ main_~y~0 (* main_~p~0 main_~x~0)) main_~a~0) (= main_~s~0 0) (<= 1 main_~x~0) (= main_~p~0 0) (= main_~r~0 1) (= main_~b~0 main_~x~0) (< main_~x~0 main_~a~0) (= main_~q~0 1) (<= main_~y~0 5))} is VALID [2022-04-28 12:24:22,544 INFO L272 TraceCheckUtils]: 71: Hoare triple {6157#(and (= (+ main_~y~0 (* main_~p~0 main_~x~0)) main_~a~0) (= main_~s~0 0) (<= 1 main_~x~0) (= main_~p~0 0) (= main_~r~0 1) (= main_~b~0 main_~x~0) (< main_~x~0 main_~a~0) (= main_~q~0 1) (<= main_~y~0 5))} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {5956#true} is VALID [2022-04-28 12:24:22,544 INFO L290 TraceCheckUtils]: 72: Hoare triple {5956#true} ~cond := #in~cond; {6123#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} is VALID [2022-04-28 12:24:22,545 INFO L290 TraceCheckUtils]: 73: Hoare triple {6123#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} assume !(0 == ~cond); {6127#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-28 12:24:22,545 INFO L290 TraceCheckUtils]: 74: Hoare triple {6127#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {6127#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-28 12:24:22,546 INFO L284 TraceCheckUtils]: 75: Hoare quadruple {6127#(not (= |__VERIFIER_assert_#in~cond| 0))} {6157#(and (= (+ main_~y~0 (* main_~p~0 main_~x~0)) main_~a~0) (= main_~s~0 0) (<= 1 main_~x~0) (= main_~p~0 0) (= main_~r~0 1) (= main_~b~0 main_~x~0) (< main_~x~0 main_~a~0) (= main_~q~0 1) (<= main_~y~0 5))} #93#return; {6197#(and (= main_~s~0 0) (<= 1 main_~x~0) (< main_~x~0 main_~y~0) (= main_~b~0 main_~x~0) (= main_~q~0 1) (<= main_~y~0 5))} is VALID [2022-04-28 12:24:22,547 INFO L272 TraceCheckUtils]: 76: Hoare triple {6197#(and (= main_~s~0 0) (<= 1 main_~x~0) (< main_~x~0 main_~y~0) (= main_~b~0 main_~x~0) (= main_~q~0 1) (<= main_~y~0 5))} call __VERIFIER_assert((if ~b~0 == ~x~0 * ~q~0 + ~y~0 * ~s~0 then 1 else 0)); {6201#(<= 1 |__VERIFIER_assert_#in~cond|)} is VALID [2022-04-28 12:24:22,547 INFO L290 TraceCheckUtils]: 77: Hoare triple {6201#(<= 1 |__VERIFIER_assert_#in~cond|)} ~cond := #in~cond; {6205#(<= 1 __VERIFIER_assert_~cond)} is VALID [2022-04-28 12:24:22,548 INFO L290 TraceCheckUtils]: 78: Hoare triple {6205#(<= 1 __VERIFIER_assert_~cond)} assume 0 == ~cond; {5957#false} is VALID [2022-04-28 12:24:22,548 INFO L290 TraceCheckUtils]: 79: Hoare triple {5957#false} assume !false; {5957#false} is VALID [2022-04-28 12:24:22,548 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 34 proven. 32 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2022-04-28 12:24:22,548 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-28 12:24:57,169 INFO L290 TraceCheckUtils]: 79: Hoare triple {5957#false} assume !false; {5957#false} is VALID [2022-04-28 12:24:57,169 INFO L290 TraceCheckUtils]: 78: Hoare triple {6205#(<= 1 __VERIFIER_assert_~cond)} assume 0 == ~cond; {5957#false} is VALID [2022-04-28 12:24:57,169 INFO L290 TraceCheckUtils]: 77: Hoare triple {6201#(<= 1 |__VERIFIER_assert_#in~cond|)} ~cond := #in~cond; {6205#(<= 1 __VERIFIER_assert_~cond)} is VALID [2022-04-28 12:24:57,170 INFO L272 TraceCheckUtils]: 76: Hoare triple {6221#(= 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)); {6201#(<= 1 |__VERIFIER_assert_#in~cond|)} is VALID [2022-04-28 12:24:57,171 INFO L284 TraceCheckUtils]: 75: Hoare quadruple {6127#(not (= |__VERIFIER_assert_#in~cond| 0))} {6225#(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)))))} #93#return; {6221#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} is VALID [2022-04-28 12:24:57,171 INFO L290 TraceCheckUtils]: 74: Hoare triple {6127#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {6127#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-28 12:24:57,172 INFO L290 TraceCheckUtils]: 73: Hoare triple {6235#(or (not (= |__VERIFIER_assert_#in~cond| 0)) (= __VERIFIER_assert_~cond 0))} assume !(0 == ~cond); {6127#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-28 12:24:57,172 INFO L290 TraceCheckUtils]: 72: Hoare triple {5956#true} ~cond := #in~cond; {6235#(or (not (= |__VERIFIER_assert_#in~cond| 0)) (= __VERIFIER_assert_~cond 0))} is VALID [2022-04-28 12:24:57,172 INFO L272 TraceCheckUtils]: 71: Hoare triple {6225#(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)); {5956#true} is VALID [2022-04-28 12:24:57,173 INFO L284 TraceCheckUtils]: 70: Hoare quadruple {5956#true} {6225#(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)))))} #91#return; {6225#(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 [2022-04-28 12:24:57,173 INFO L290 TraceCheckUtils]: 69: Hoare triple {5956#true} assume true; {5956#true} is VALID [2022-04-28 12:24:57,173 INFO L290 TraceCheckUtils]: 68: Hoare triple {5956#true} assume !(0 == ~cond); {5956#true} is VALID [2022-04-28 12:24:57,173 INFO L290 TraceCheckUtils]: 67: Hoare triple {5956#true} ~cond := #in~cond; {5956#true} is VALID [2022-04-28 12:24:57,173 INFO L272 TraceCheckUtils]: 66: Hoare triple {6225#(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 == ~k~0 * ~b~0 + ~c~0 then 1 else 0)); {5956#true} is VALID [2022-04-28 12:24:57,173 INFO L290 TraceCheckUtils]: 65: Hoare triple {6225#(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; {6225#(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 [2022-04-28 12:24:57,174 INFO L290 TraceCheckUtils]: 64: Hoare triple {6260#(or (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (= main_~b~0 0) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))))} assume !!(0 != ~b~0);~c~0 := ~a~0;~k~0 := 0; {6225#(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 [2022-04-28 12:24:57,174 INFO L290 TraceCheckUtils]: 63: Hoare triple {6260#(or (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (= main_~b~0 0) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))))} assume !false; {6260#(or (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (= main_~b~0 0) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))))} is VALID [2022-04-28 12:24:57,238 INFO L290 TraceCheckUtils]: 62: Hoare triple {6267#(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)))) (= main_~c~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; {6260#(or (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (= main_~b~0 0) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))))} is VALID [2022-04-28 12:24:57,238 INFO L290 TraceCheckUtils]: 61: Hoare triple {6271#(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)))) (<= main_~b~0 main_~c~0) (= main_~c~0 0))} assume !(~c~0 >= ~b~0); {6267#(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)))) (= main_~c~0 0))} is VALID [2022-04-28 12:24:57,239 INFO L284 TraceCheckUtils]: 60: Hoare quadruple {5956#true} {6271#(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)))) (<= main_~b~0 main_~c~0) (= main_~c~0 0))} #97#return; {6271#(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)))) (<= main_~b~0 main_~c~0) (= main_~c~0 0))} is VALID [2022-04-28 12:24:57,239 INFO L290 TraceCheckUtils]: 59: Hoare triple {5956#true} assume true; {5956#true} is VALID [2022-04-28 12:24:57,239 INFO L290 TraceCheckUtils]: 58: Hoare triple {5956#true} assume !(0 == ~cond); {5956#true} is VALID [2022-04-28 12:24:57,239 INFO L290 TraceCheckUtils]: 57: Hoare triple {5956#true} ~cond := #in~cond; {5956#true} is VALID [2022-04-28 12:24:57,239 INFO L272 TraceCheckUtils]: 56: Hoare triple {6271#(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)))) (<= main_~b~0 main_~c~0) (= main_~c~0 0))} call __VERIFIER_assert((if 0 == ~q~0 * ~xy~0 + ~s~0 * ~yy~0 - ~q~0 * ~x~0 - ~b~0 * ~y~0 - ~s~0 * ~y~0 + ~b~0 then 1 else 0)); {5956#true} is VALID [2022-04-28 12:24:57,240 INFO L284 TraceCheckUtils]: 55: Hoare quadruple {5956#true} {6271#(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)))) (<= main_~b~0 main_~c~0) (= main_~c~0 0))} #95#return; {6271#(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)))) (<= main_~b~0 main_~c~0) (= main_~c~0 0))} is VALID [2022-04-28 12:24:57,240 INFO L290 TraceCheckUtils]: 54: Hoare triple {5956#true} assume true; {5956#true} is VALID [2022-04-28 12:24:57,240 INFO L290 TraceCheckUtils]: 53: Hoare triple {5956#true} assume !(0 == ~cond); {5956#true} is VALID [2022-04-28 12:24:57,240 INFO L290 TraceCheckUtils]: 52: Hoare triple {5956#true} ~cond := #in~cond; {5956#true} is VALID [2022-04-28 12:24:57,240 INFO L272 TraceCheckUtils]: 51: Hoare triple {6271#(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)))) (<= main_~b~0 main_~c~0) (= main_~c~0 0))} call __VERIFIER_assert((if ~b~0 == ~x~0 * ~q~0 + ~y~0 * ~s~0 then 1 else 0)); {5956#true} is VALID [2022-04-28 12:24:57,241 INFO L284 TraceCheckUtils]: 50: Hoare quadruple {5956#true} {6271#(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)))) (<= main_~b~0 main_~c~0) (= main_~c~0 0))} #93#return; {6271#(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)))) (<= main_~b~0 main_~c~0) (= main_~c~0 0))} is VALID [2022-04-28 12:24:57,241 INFO L290 TraceCheckUtils]: 49: Hoare triple {5956#true} assume true; {5956#true} is VALID [2022-04-28 12:24:57,241 INFO L290 TraceCheckUtils]: 48: Hoare triple {5956#true} assume !(0 == ~cond); {5956#true} is VALID [2022-04-28 12:24:57,241 INFO L290 TraceCheckUtils]: 47: Hoare triple {5956#true} ~cond := #in~cond; {5956#true} is VALID [2022-04-28 12:24:57,241 INFO L272 TraceCheckUtils]: 46: Hoare triple {6271#(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)))) (<= main_~b~0 main_~c~0) (= main_~c~0 0))} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {5956#true} is VALID [2022-04-28 12:24:57,242 INFO L284 TraceCheckUtils]: 45: Hoare quadruple {5956#true} {6271#(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)))) (<= main_~b~0 main_~c~0) (= main_~c~0 0))} #91#return; {6271#(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)))) (<= main_~b~0 main_~c~0) (= main_~c~0 0))} is VALID [2022-04-28 12:24:57,242 INFO L290 TraceCheckUtils]: 44: Hoare triple {5956#true} assume true; {5956#true} is VALID [2022-04-28 12:24:57,242 INFO L290 TraceCheckUtils]: 43: Hoare triple {5956#true} assume !(0 == ~cond); {5956#true} is VALID [2022-04-28 12:24:57,242 INFO L290 TraceCheckUtils]: 42: Hoare triple {5956#true} ~cond := #in~cond; {5956#true} is VALID [2022-04-28 12:24:57,242 INFO L272 TraceCheckUtils]: 41: Hoare triple {6271#(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)))) (<= main_~b~0 main_~c~0) (= main_~c~0 0))} call __VERIFIER_assert((if ~a~0 == ~k~0 * ~b~0 + ~c~0 then 1 else 0)); {5956#true} is VALID [2022-04-28 12:24:57,243 INFO L290 TraceCheckUtils]: 40: Hoare triple {6271#(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)))) (<= main_~b~0 main_~c~0) (= main_~c~0 0))} assume !false; {6271#(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)))) (<= main_~b~0 main_~c~0) (= main_~c~0 0))} is VALID [2022-04-28 12:24:57,243 INFO L290 TraceCheckUtils]: 39: Hoare triple {6338#(or (= main_~a~0 0) (= 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_~a~0))} assume !!(0 != ~b~0);~c~0 := ~a~0;~k~0 := 0; {6271#(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)))) (<= main_~b~0 main_~c~0) (= main_~c~0 0))} is VALID [2022-04-28 12:24:57,244 INFO L290 TraceCheckUtils]: 38: Hoare triple {6338#(or (= main_~a~0 0) (= 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_~a~0))} assume !false; {6338#(or (= main_~a~0 0) (= 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_~a~0))} is VALID [2022-04-28 12:24:57,244 INFO L284 TraceCheckUtils]: 37: Hoare quadruple {5956#true} {6338#(or (= main_~a~0 0) (= 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_~a~0))} #89#return; {6338#(or (= main_~a~0 0) (= 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_~a~0))} is VALID [2022-04-28 12:24:57,244 INFO L290 TraceCheckUtils]: 36: Hoare triple {5956#true} assume true; {5956#true} is VALID [2022-04-28 12:24:57,244 INFO L290 TraceCheckUtils]: 35: Hoare triple {5956#true} assume !(0 == ~cond); {5956#true} is VALID [2022-04-28 12:24:57,244 INFO L290 TraceCheckUtils]: 34: Hoare triple {5956#true} ~cond := #in~cond; {5956#true} is VALID [2022-04-28 12:24:57,244 INFO L272 TraceCheckUtils]: 33: Hoare triple {6338#(or (= main_~a~0 0) (= 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_~a~0))} call assume_abort_if_not((if ~yy~0 < 2147483647 then 1 else 0)); {5956#true} is VALID [2022-04-28 12:24:57,245 INFO L284 TraceCheckUtils]: 32: Hoare quadruple {5956#true} {6338#(or (= main_~a~0 0) (= 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_~a~0))} #87#return; {6338#(or (= main_~a~0 0) (= 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_~a~0))} is VALID [2022-04-28 12:24:57,245 INFO L290 TraceCheckUtils]: 31: Hoare triple {5956#true} assume true; {5956#true} is VALID [2022-04-28 12:24:57,245 INFO L290 TraceCheckUtils]: 30: Hoare triple {5956#true} assume !(0 == ~cond); {5956#true} is VALID [2022-04-28 12:24:57,245 INFO L290 TraceCheckUtils]: 29: Hoare triple {5956#true} ~cond := #in~cond; {5956#true} is VALID [2022-04-28 12:24:57,245 INFO L272 TraceCheckUtils]: 28: Hoare triple {6338#(or (= main_~a~0 0) (= 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_~a~0))} call assume_abort_if_not((if ~xy~0 < 2147483647 then 1 else 0)); {5956#true} is VALID [2022-04-28 12:24:57,246 INFO L290 TraceCheckUtils]: 27: Hoare triple {5956#true} ~a~0 := ~x~0;~b~0 := ~y~0;~p~0 := 1;~q~0 := 0;~r~0 := 0;~s~0 := 1;~c~0 := 0;~k~0 := 0;~xy~0 := ~x~0 * ~y~0;~yy~0 := ~y~0 * ~y~0; {6338#(or (= main_~a~0 0) (= 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_~a~0))} is VALID [2022-04-28 12:24:57,246 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {5956#true} {5956#true} #85#return; {5956#true} is VALID [2022-04-28 12:24:57,246 INFO L290 TraceCheckUtils]: 25: Hoare triple {5956#true} assume true; {5956#true} is VALID [2022-04-28 12:24:57,246 INFO L290 TraceCheckUtils]: 24: Hoare triple {5956#true} assume !(0 == ~cond); {5956#true} is VALID [2022-04-28 12:24:57,246 INFO L290 TraceCheckUtils]: 23: Hoare triple {5956#true} ~cond := #in~cond; {5956#true} is VALID [2022-04-28 12:24:57,246 INFO L272 TraceCheckUtils]: 22: Hoare triple {5956#true} call assume_abort_if_not((if ~y~0 >= 1 then 1 else 0)); {5956#true} is VALID [2022-04-28 12:24:57,246 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {5956#true} {5956#true} #83#return; {5956#true} is VALID [2022-04-28 12:24:57,246 INFO L290 TraceCheckUtils]: 20: Hoare triple {5956#true} assume true; {5956#true} is VALID [2022-04-28 12:24:57,246 INFO L290 TraceCheckUtils]: 19: Hoare triple {5956#true} assume !(0 == ~cond); {5956#true} is VALID [2022-04-28 12:24:57,247 INFO L290 TraceCheckUtils]: 18: Hoare triple {5956#true} ~cond := #in~cond; {5956#true} is VALID [2022-04-28 12:24:57,247 INFO L272 TraceCheckUtils]: 17: Hoare triple {5956#true} call assume_abort_if_not((if ~x~0 >= 1 then 1 else 0)); {5956#true} is VALID [2022-04-28 12:24:57,247 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {5956#true} {5956#true} #81#return; {5956#true} is VALID [2022-04-28 12:24:57,247 INFO L290 TraceCheckUtils]: 15: Hoare triple {5956#true} assume true; {5956#true} is VALID [2022-04-28 12:24:57,247 INFO L290 TraceCheckUtils]: 14: Hoare triple {5956#true} assume !(0 == ~cond); {5956#true} is VALID [2022-04-28 12:24:57,247 INFO L290 TraceCheckUtils]: 13: Hoare triple {5956#true} ~cond := #in~cond; {5956#true} is VALID [2022-04-28 12:24:57,247 INFO L272 TraceCheckUtils]: 12: Hoare triple {5956#true} call assume_abort_if_not((if ~y~0 >= 0 && ~y~0 <= 5 then 1 else 0)); {5956#true} is VALID [2022-04-28 12:24:57,247 INFO L290 TraceCheckUtils]: 11: Hoare triple {5956#true} assume -2147483648 <= #t~nondet5 && #t~nondet5 <= 2147483647;~y~0 := #t~nondet5;havoc #t~nondet5; {5956#true} is VALID [2022-04-28 12:24:57,247 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {5956#true} {5956#true} #79#return; {5956#true} is VALID [2022-04-28 12:24:57,247 INFO L290 TraceCheckUtils]: 9: Hoare triple {5956#true} assume true; {5956#true} is VALID [2022-04-28 12:24:57,247 INFO L290 TraceCheckUtils]: 8: Hoare triple {5956#true} assume !(0 == ~cond); {5956#true} is VALID [2022-04-28 12:24:57,247 INFO L290 TraceCheckUtils]: 7: Hoare triple {5956#true} ~cond := #in~cond; {5956#true} is VALID [2022-04-28 12:24:57,247 INFO L272 TraceCheckUtils]: 6: Hoare triple {5956#true} call assume_abort_if_not((if ~x~0 >= 0 && ~x~0 <= 5 then 1 else 0)); {5956#true} is VALID [2022-04-28 12:24:57,247 INFO L290 TraceCheckUtils]: 5: Hoare triple {5956#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;havoc ~c~0;havoc ~k~0;havoc ~xy~0;havoc ~yy~0;assume -2147483648 <= #t~nondet4 && #t~nondet4 <= 2147483647;~x~0 := #t~nondet4;havoc #t~nondet4; {5956#true} is VALID [2022-04-28 12:24:57,248 INFO L272 TraceCheckUtils]: 4: Hoare triple {5956#true} call #t~ret6 := main(); {5956#true} is VALID [2022-04-28 12:24:57,248 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {5956#true} {5956#true} #103#return; {5956#true} is VALID [2022-04-28 12:24:57,248 INFO L290 TraceCheckUtils]: 2: Hoare triple {5956#true} assume true; {5956#true} is VALID [2022-04-28 12:24:57,248 INFO L290 TraceCheckUtils]: 1: Hoare triple {5956#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); {5956#true} is VALID [2022-04-28 12:24:57,248 INFO L272 TraceCheckUtils]: 0: Hoare triple {5956#true} call ULTIMATE.init(); {5956#true} is VALID [2022-04-28 12:24:57,248 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 26 proven. 7 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2022-04-28 12:24:57,248 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-28 12:24:57,248 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1401053632] [2022-04-28 12:24:57,249 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-04-28 12:24:57,249 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1358404882] [2022-04-28 12:24:57,249 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1358404882] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-28 12:24:57,249 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-04-28 12:24:57,249 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 12] total 23 [2022-04-28 12:24:57,249 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-28 12:24:57,249 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [287526361] [2022-04-28 12:24:57,249 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [287526361] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-28 12:24:57,249 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-28 12:24:57,249 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-04-28 12:24:57,249 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1213449455] [2022-04-28 12:24:57,249 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-28 12:24:57,250 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 14 states have (on average 2.0) internal successors, (28), 11 states have internal predecessors, (28), 8 states have call successors, (15), 2 states have call predecessors, (15), 3 states have return successors, (13), 8 states have call predecessors, (13), 7 states have call successors, (13) Word has length 80 [2022-04-28 12:24:57,250 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-28 12:24:57,250 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 16 states, 14 states have (on average 2.0) internal successors, (28), 11 states have internal predecessors, (28), 8 states have call successors, (15), 2 states have call predecessors, (15), 3 states have return successors, (13), 8 states have call predecessors, (13), 7 states have call successors, (13) [2022-04-28 12:24:57,294 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 56 edges. 56 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-28 12:24:57,294 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-04-28 12:24:57,294 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-28 12:24:57,294 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-04-28 12:24:57,294 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=88, Invalid=418, Unknown=0, NotChecked=0, Total=506 [2022-04-28 12:24:57,295 INFO L87 Difference]: Start difference. First operand 118 states and 166 transitions. Second operand has 16 states, 14 states have (on average 2.0) internal successors, (28), 11 states have internal predecessors, (28), 8 states have call successors, (15), 2 states have call predecessors, (15), 3 states have return successors, (13), 8 states have call predecessors, (13), 7 states have call successors, (13) [2022-04-28 12:24:59,044 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-28 12:24:59,044 INFO L93 Difference]: Finished difference Result 134 states and 179 transitions. [2022-04-28 12:24:59,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-04-28 12:24:59,044 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 14 states have (on average 2.0) internal successors, (28), 11 states have internal predecessors, (28), 8 states have call successors, (15), 2 states have call predecessors, (15), 3 states have return successors, (13), 8 states have call predecessors, (13), 7 states have call successors, (13) Word has length 80 [2022-04-28 12:24:59,047 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-28 12:24:59,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16 states, 14 states have (on average 2.0) internal successors, (28), 11 states have internal predecessors, (28), 8 states have call successors, (15), 2 states have call predecessors, (15), 3 states have return successors, (13), 8 states have call predecessors, (13), 7 states have call successors, (13) [2022-04-28 12:24:59,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 91 transitions. [2022-04-28 12:24:59,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16 states, 14 states have (on average 2.0) internal successors, (28), 11 states have internal predecessors, (28), 8 states have call successors, (15), 2 states have call predecessors, (15), 3 states have return successors, (13), 8 states have call predecessors, (13), 7 states have call successors, (13) [2022-04-28 12:24:59,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 91 transitions. [2022-04-28 12:24:59,051 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 15 states and 91 transitions. [2022-04-28 12:24:59,131 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 91 edges. 91 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-28 12:24:59,133 INFO L225 Difference]: With dead ends: 134 [2022-04-28 12:24:59,133 INFO L226 Difference]: Without dead ends: 132 [2022-04-28 12:24:59,134 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 165 GetRequests, 136 SyntacticMatches, 2 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 173 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=144, Invalid=668, Unknown=0, NotChecked=0, Total=812 [2022-04-28 12:24:59,134 INFO L413 NwaCegarLoop]: 32 mSDtfsCounter, 66 mSDsluCounter, 125 mSDsCounter, 0 mSdLazyCounter, 415 mSolverCounterSat, 62 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 79 SdHoareTripleChecker+Valid, 157 SdHoareTripleChecker+Invalid, 477 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 62 IncrementalHoareTripleChecker+Valid, 415 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-04-28 12:24:59,134 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [79 Valid, 157 Invalid, 477 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [62 Valid, 415 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-04-28 12:24:59,135 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 132 states. [2022-04-28 12:24:59,358 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 132 to 130. [2022-04-28 12:24:59,358 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-28 12:24:59,358 INFO L82 GeneralOperation]: Start isEquivalent. First operand 132 states. Second operand has 130 states, 71 states have (on average 1.1830985915492958) internal successors, (84), 73 states have internal predecessors, (84), 47 states have call successors, (47), 12 states have call predecessors, (47), 11 states have return successors, (44), 44 states have call predecessors, (44), 44 states have call successors, (44) [2022-04-28 12:24:59,359 INFO L74 IsIncluded]: Start isIncluded. First operand 132 states. Second operand has 130 states, 71 states have (on average 1.1830985915492958) internal successors, (84), 73 states have internal predecessors, (84), 47 states have call successors, (47), 12 states have call predecessors, (47), 11 states have return successors, (44), 44 states have call predecessors, (44), 44 states have call successors, (44) [2022-04-28 12:24:59,359 INFO L87 Difference]: Start difference. First operand 132 states. Second operand has 130 states, 71 states have (on average 1.1830985915492958) internal successors, (84), 73 states have internal predecessors, (84), 47 states have call successors, (47), 12 states have call predecessors, (47), 11 states have return successors, (44), 44 states have call predecessors, (44), 44 states have call successors, (44) [2022-04-28 12:24:59,362 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-28 12:24:59,362 INFO L93 Difference]: Finished difference Result 132 states and 177 transitions. [2022-04-28 12:24:59,362 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 177 transitions. [2022-04-28 12:24:59,362 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-28 12:24:59,362 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-28 12:24:59,363 INFO L74 IsIncluded]: Start isIncluded. First operand has 130 states, 71 states have (on average 1.1830985915492958) internal successors, (84), 73 states have internal predecessors, (84), 47 states have call successors, (47), 12 states have call predecessors, (47), 11 states have return successors, (44), 44 states have call predecessors, (44), 44 states have call successors, (44) Second operand 132 states. [2022-04-28 12:24:59,363 INFO L87 Difference]: Start difference. First operand has 130 states, 71 states have (on average 1.1830985915492958) internal successors, (84), 73 states have internal predecessors, (84), 47 states have call successors, (47), 12 states have call predecessors, (47), 11 states have return successors, (44), 44 states have call predecessors, (44), 44 states have call successors, (44) Second operand 132 states. [2022-04-28 12:24:59,367 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-28 12:24:59,367 INFO L93 Difference]: Finished difference Result 132 states and 177 transitions. [2022-04-28 12:24:59,367 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 177 transitions. [2022-04-28 12:24:59,367 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-28 12:24:59,367 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-28 12:24:59,367 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-28 12:24:59,367 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-28 12:24:59,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 130 states, 71 states have (on average 1.1830985915492958) internal successors, (84), 73 states have internal predecessors, (84), 47 states have call successors, (47), 12 states have call predecessors, (47), 11 states have return successors, (44), 44 states have call predecessors, (44), 44 states have call successors, (44) [2022-04-28 12:24:59,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 130 states and 175 transitions. [2022-04-28 12:24:59,371 INFO L78 Accepts]: Start accepts. Automaton has 130 states and 175 transitions. Word has length 80 [2022-04-28 12:24:59,371 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-28 12:24:59,371 INFO L495 AbstractCegarLoop]: Abstraction has 130 states and 175 transitions. [2022-04-28 12:24:59,371 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 14 states have (on average 2.0) internal successors, (28), 11 states have internal predecessors, (28), 8 states have call successors, (15), 2 states have call predecessors, (15), 3 states have return successors, (13), 8 states have call predecessors, (13), 7 states have call successors, (13) [2022-04-28 12:24:59,371 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 130 states and 175 transitions. [2022-04-28 12:24:59,627 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 175 edges. 175 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-28 12:24:59,628 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 175 transitions. [2022-04-28 12:24:59,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2022-04-28 12:24:59,628 INFO L187 NwaCegarLoop]: Found error trace [2022-04-28 12:24:59,628 INFO L195 NwaCegarLoop]: trace histogram [8, 7, 7, 6, 6, 6, 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] [2022-04-28 12:24:59,652 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2022-04-28 12:24:59,829 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2022-04-28 12:24:59,829 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-28 12:24:59,829 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-28 12:24:59,829 INFO L85 PathProgramCache]: Analyzing trace with hash 901388446, now seen corresponding path program 5 times [2022-04-28 12:24:59,829 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-28 12:24:59,829 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [798929979] [2022-04-28 12:24:59,830 INFO L202 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-04-28 12:24:59,830 INFO L85 PathProgramCache]: Analyzing trace with hash 901388446, now seen corresponding path program 6 times [2022-04-28 12:24:59,830 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-28 12:24:59,830 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [45542344] [2022-04-28 12:24:59,830 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-28 12:24:59,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-28 12:24:59,843 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-04-28 12:24:59,843 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [991765116] [2022-04-28 12:24:59,843 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2022-04-28 12:24:59,843 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-28 12:24:59,843 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-28 12:24:59,844 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) [2022-04-28 12:24:59,847 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2022-04-28 12:24:59,894 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 5 check-sat command(s) [2022-04-28 12:24:59,894 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-28 12:24:59,895 INFO L263 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 32 conjunts are in the unsatisfiable core [2022-04-28 12:24:59,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-28 12:24:59,915 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-28 12:25:02,798 INFO L272 TraceCheckUtils]: 0: Hoare triple {7262#true} call ULTIMATE.init(); {7262#true} is VALID [2022-04-28 12:25:02,798 INFO L290 TraceCheckUtils]: 1: Hoare triple {7262#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); {7262#true} is VALID [2022-04-28 12:25:02,798 INFO L290 TraceCheckUtils]: 2: Hoare triple {7262#true} assume true; {7262#true} is VALID [2022-04-28 12:25:02,798 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {7262#true} {7262#true} #103#return; {7262#true} is VALID [2022-04-28 12:25:02,799 INFO L272 TraceCheckUtils]: 4: Hoare triple {7262#true} call #t~ret6 := main(); {7262#true} is VALID [2022-04-28 12:25:02,799 INFO L290 TraceCheckUtils]: 5: Hoare triple {7262#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;havoc ~c~0;havoc ~k~0;havoc ~xy~0;havoc ~yy~0;assume -2147483648 <= #t~nondet4 && #t~nondet4 <= 2147483647;~x~0 := #t~nondet4;havoc #t~nondet4; {7262#true} is VALID [2022-04-28 12:25:02,799 INFO L272 TraceCheckUtils]: 6: Hoare triple {7262#true} call assume_abort_if_not((if ~x~0 >= 0 && ~x~0 <= 5 then 1 else 0)); {7262#true} is VALID [2022-04-28 12:25:02,799 INFO L290 TraceCheckUtils]: 7: Hoare triple {7262#true} ~cond := #in~cond; {7262#true} is VALID [2022-04-28 12:25:02,799 INFO L290 TraceCheckUtils]: 8: Hoare triple {7262#true} assume !(0 == ~cond); {7262#true} is VALID [2022-04-28 12:25:02,799 INFO L290 TraceCheckUtils]: 9: Hoare triple {7262#true} assume true; {7262#true} is VALID [2022-04-28 12:25:02,799 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {7262#true} {7262#true} #79#return; {7262#true} is VALID [2022-04-28 12:25:02,799 INFO L290 TraceCheckUtils]: 11: Hoare triple {7262#true} assume -2147483648 <= #t~nondet5 && #t~nondet5 <= 2147483647;~y~0 := #t~nondet5;havoc #t~nondet5; {7262#true} is VALID [2022-04-28 12:25:02,799 INFO L272 TraceCheckUtils]: 12: Hoare triple {7262#true} call assume_abort_if_not((if ~y~0 >= 0 && ~y~0 <= 5 then 1 else 0)); {7262#true} is VALID [2022-04-28 12:25:02,799 INFO L290 TraceCheckUtils]: 13: Hoare triple {7262#true} ~cond := #in~cond; {7262#true} is VALID [2022-04-28 12:25:02,799 INFO L290 TraceCheckUtils]: 14: Hoare triple {7262#true} assume !(0 == ~cond); {7262#true} is VALID [2022-04-28 12:25:02,799 INFO L290 TraceCheckUtils]: 15: Hoare triple {7262#true} assume true; {7262#true} is VALID [2022-04-28 12:25:02,799 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {7262#true} {7262#true} #81#return; {7262#true} is VALID [2022-04-28 12:25:02,800 INFO L272 TraceCheckUtils]: 17: Hoare triple {7262#true} call assume_abort_if_not((if ~x~0 >= 1 then 1 else 0)); {7262#true} is VALID [2022-04-28 12:25:02,800 INFO L290 TraceCheckUtils]: 18: Hoare triple {7262#true} ~cond := #in~cond; {7262#true} is VALID [2022-04-28 12:25:02,800 INFO L290 TraceCheckUtils]: 19: Hoare triple {7262#true} assume !(0 == ~cond); {7262#true} is VALID [2022-04-28 12:25:02,800 INFO L290 TraceCheckUtils]: 20: Hoare triple {7262#true} assume true; {7262#true} is VALID [2022-04-28 12:25:02,800 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {7262#true} {7262#true} #83#return; {7262#true} is VALID [2022-04-28 12:25:02,800 INFO L272 TraceCheckUtils]: 22: Hoare triple {7262#true} call assume_abort_if_not((if ~y~0 >= 1 then 1 else 0)); {7262#true} is VALID [2022-04-28 12:25:02,800 INFO L290 TraceCheckUtils]: 23: Hoare triple {7262#true} ~cond := #in~cond; {7262#true} is VALID [2022-04-28 12:25:02,800 INFO L290 TraceCheckUtils]: 24: Hoare triple {7262#true} assume !(0 == ~cond); {7262#true} is VALID [2022-04-28 12:25:02,800 INFO L290 TraceCheckUtils]: 25: Hoare triple {7262#true} assume true; {7262#true} is VALID [2022-04-28 12:25:02,800 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {7262#true} {7262#true} #85#return; {7262#true} is VALID [2022-04-28 12:25:02,801 INFO L290 TraceCheckUtils]: 27: Hoare triple {7262#true} ~a~0 := ~x~0;~b~0 := ~y~0;~p~0 := 1;~q~0 := 0;~r~0 := 0;~s~0 := 1;~c~0 := 0;~k~0 := 0;~xy~0 := ~x~0 * ~y~0;~yy~0 := ~y~0 * ~y~0; {7348#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~a~0 main_~x~0))} is VALID [2022-04-28 12:25:02,801 INFO L272 TraceCheckUtils]: 28: Hoare triple {7348#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~a~0 main_~x~0))} call assume_abort_if_not((if ~xy~0 < 2147483647 then 1 else 0)); {7262#true} is VALID [2022-04-28 12:25:02,801 INFO L290 TraceCheckUtils]: 29: Hoare triple {7262#true} ~cond := #in~cond; {7262#true} is VALID [2022-04-28 12:25:02,801 INFO L290 TraceCheckUtils]: 30: Hoare triple {7262#true} assume !(0 == ~cond); {7262#true} is VALID [2022-04-28 12:25:02,801 INFO L290 TraceCheckUtils]: 31: Hoare triple {7262#true} assume true; {7262#true} is VALID [2022-04-28 12:25:02,802 INFO L284 TraceCheckUtils]: 32: Hoare quadruple {7262#true} {7348#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~a~0 main_~x~0))} #87#return; {7348#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~a~0 main_~x~0))} is VALID [2022-04-28 12:25:02,802 INFO L272 TraceCheckUtils]: 33: Hoare triple {7348#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~a~0 main_~x~0))} call assume_abort_if_not((if ~yy~0 < 2147483647 then 1 else 0)); {7262#true} is VALID [2022-04-28 12:25:02,802 INFO L290 TraceCheckUtils]: 34: Hoare triple {7262#true} ~cond := #in~cond; {7262#true} is VALID [2022-04-28 12:25:02,802 INFO L290 TraceCheckUtils]: 35: Hoare triple {7262#true} assume !(0 == ~cond); {7262#true} is VALID [2022-04-28 12:25:02,802 INFO L290 TraceCheckUtils]: 36: Hoare triple {7262#true} assume true; {7262#true} is VALID [2022-04-28 12:25:02,802 INFO L284 TraceCheckUtils]: 37: Hoare quadruple {7262#true} {7348#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~a~0 main_~x~0))} #89#return; {7348#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~a~0 main_~x~0))} is VALID [2022-04-28 12:25:02,803 INFO L290 TraceCheckUtils]: 38: Hoare triple {7348#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~a~0 main_~x~0))} assume !false; {7348#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~a~0 main_~x~0))} is VALID [2022-04-28 12:25:02,803 INFO L290 TraceCheckUtils]: 39: Hoare triple {7348#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~a~0 main_~x~0))} assume !!(0 != ~b~0);~c~0 := ~a~0;~k~0 := 0; {7385#(and (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~c~0 main_~x~0))} is VALID [2022-04-28 12:25:02,818 INFO L290 TraceCheckUtils]: 40: Hoare triple {7385#(and (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~c~0 main_~x~0))} assume !false; {7385#(and (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~c~0 main_~x~0))} is VALID [2022-04-28 12:25:02,819 INFO L272 TraceCheckUtils]: 41: Hoare triple {7385#(and (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~c~0 main_~x~0))} call __VERIFIER_assert((if ~a~0 == ~k~0 * ~b~0 + ~c~0 then 1 else 0)); {7262#true} is VALID [2022-04-28 12:25:02,819 INFO L290 TraceCheckUtils]: 42: Hoare triple {7262#true} ~cond := #in~cond; {7262#true} is VALID [2022-04-28 12:25:02,819 INFO L290 TraceCheckUtils]: 43: Hoare triple {7262#true} assume !(0 == ~cond); {7262#true} is VALID [2022-04-28 12:25:02,819 INFO L290 TraceCheckUtils]: 44: Hoare triple {7262#true} assume true; {7262#true} is VALID [2022-04-28 12:25:02,819 INFO L284 TraceCheckUtils]: 45: Hoare quadruple {7262#true} {7385#(and (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~c~0 main_~x~0))} #91#return; {7385#(and (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~c~0 main_~x~0))} is VALID [2022-04-28 12:25:02,820 INFO L272 TraceCheckUtils]: 46: Hoare triple {7385#(and (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~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)); {7262#true} is VALID [2022-04-28 12:25:02,820 INFO L290 TraceCheckUtils]: 47: Hoare triple {7262#true} ~cond := #in~cond; {7262#true} is VALID [2022-04-28 12:25:02,820 INFO L290 TraceCheckUtils]: 48: Hoare triple {7262#true} assume !(0 == ~cond); {7262#true} is VALID [2022-04-28 12:25:02,820 INFO L290 TraceCheckUtils]: 49: Hoare triple {7262#true} assume true; {7262#true} is VALID [2022-04-28 12:25:02,820 INFO L284 TraceCheckUtils]: 50: Hoare quadruple {7262#true} {7385#(and (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~c~0 main_~x~0))} #93#return; {7385#(and (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~c~0 main_~x~0))} is VALID [2022-04-28 12:25:02,821 INFO L272 TraceCheckUtils]: 51: Hoare triple {7385#(and (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~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)); {7262#true} is VALID [2022-04-28 12:25:02,821 INFO L290 TraceCheckUtils]: 52: Hoare triple {7262#true} ~cond := #in~cond; {7262#true} is VALID [2022-04-28 12:25:02,821 INFO L290 TraceCheckUtils]: 53: Hoare triple {7262#true} assume !(0 == ~cond); {7262#true} is VALID [2022-04-28 12:25:02,821 INFO L290 TraceCheckUtils]: 54: Hoare triple {7262#true} assume true; {7262#true} is VALID [2022-04-28 12:25:02,821 INFO L284 TraceCheckUtils]: 55: Hoare quadruple {7262#true} {7385#(and (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~c~0 main_~x~0))} #95#return; {7385#(and (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~c~0 main_~x~0))} is VALID [2022-04-28 12:25:02,821 INFO L272 TraceCheckUtils]: 56: Hoare triple {7385#(and (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~c~0 main_~x~0))} call __VERIFIER_assert((if 0 == ~q~0 * ~xy~0 + ~s~0 * ~yy~0 - ~q~0 * ~x~0 - ~b~0 * ~y~0 - ~s~0 * ~y~0 + ~b~0 then 1 else 0)); {7262#true} is VALID [2022-04-28 12:25:02,822 INFO L290 TraceCheckUtils]: 57: Hoare triple {7262#true} ~cond := #in~cond; {7262#true} is VALID [2022-04-28 12:25:02,822 INFO L290 TraceCheckUtils]: 58: Hoare triple {7262#true} assume !(0 == ~cond); {7262#true} is VALID [2022-04-28 12:25:02,822 INFO L290 TraceCheckUtils]: 59: Hoare triple {7262#true} assume true; {7262#true} is VALID [2022-04-28 12:25:02,822 INFO L284 TraceCheckUtils]: 60: Hoare quadruple {7262#true} {7385#(and (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~c~0 main_~x~0))} #97#return; {7385#(and (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~c~0 main_~x~0))} is VALID [2022-04-28 12:25:02,823 INFO L290 TraceCheckUtils]: 61: Hoare triple {7385#(and (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~c~0 main_~x~0))} assume !(~c~0 >= ~b~0); {7385#(and (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~c~0 main_~x~0))} is VALID [2022-04-28 12:25:02,823 INFO L290 TraceCheckUtils]: 62: Hoare triple {7385#(and (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~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; {7455#(and (= main_~s~0 0) (= main_~b~0 main_~x~0) (= main_~xy~0 (* main_~y~0 main_~x~0)))} is VALID [2022-04-28 12:25:02,824 INFO L290 TraceCheckUtils]: 63: Hoare triple {7455#(and (= main_~s~0 0) (= main_~b~0 main_~x~0) (= main_~xy~0 (* main_~y~0 main_~x~0)))} assume !false; {7455#(and (= main_~s~0 0) (= main_~b~0 main_~x~0) (= main_~xy~0 (* main_~y~0 main_~x~0)))} is VALID [2022-04-28 12:25:02,824 INFO L290 TraceCheckUtils]: 64: Hoare triple {7455#(and (= main_~s~0 0) (= main_~b~0 main_~x~0) (= main_~xy~0 (* main_~y~0 main_~x~0)))} assume !!(0 != ~b~0);~c~0 := ~a~0;~k~0 := 0; {7455#(and (= main_~s~0 0) (= main_~b~0 main_~x~0) (= main_~xy~0 (* main_~y~0 main_~x~0)))} is VALID [2022-04-28 12:25:02,824 INFO L290 TraceCheckUtils]: 65: Hoare triple {7455#(and (= main_~s~0 0) (= main_~b~0 main_~x~0) (= main_~xy~0 (* main_~y~0 main_~x~0)))} assume !false; {7455#(and (= main_~s~0 0) (= main_~b~0 main_~x~0) (= main_~xy~0 (* main_~y~0 main_~x~0)))} is VALID [2022-04-28 12:25:02,824 INFO L272 TraceCheckUtils]: 66: Hoare triple {7455#(and (= main_~s~0 0) (= main_~b~0 main_~x~0) (= main_~xy~0 (* main_~y~0 main_~x~0)))} call __VERIFIER_assert((if ~a~0 == ~k~0 * ~b~0 + ~c~0 then 1 else 0)); {7262#true} is VALID [2022-04-28 12:25:02,824 INFO L290 TraceCheckUtils]: 67: Hoare triple {7262#true} ~cond := #in~cond; {7262#true} is VALID [2022-04-28 12:25:02,825 INFO L290 TraceCheckUtils]: 68: Hoare triple {7262#true} assume !(0 == ~cond); {7262#true} is VALID [2022-04-28 12:25:02,825 INFO L290 TraceCheckUtils]: 69: Hoare triple {7262#true} assume true; {7262#true} is VALID [2022-04-28 12:25:02,825 INFO L284 TraceCheckUtils]: 70: Hoare quadruple {7262#true} {7455#(and (= main_~s~0 0) (= main_~b~0 main_~x~0) (= main_~xy~0 (* main_~y~0 main_~x~0)))} #91#return; {7455#(and (= main_~s~0 0) (= main_~b~0 main_~x~0) (= main_~xy~0 (* main_~y~0 main_~x~0)))} is VALID [2022-04-28 12:25:02,825 INFO L272 TraceCheckUtils]: 71: Hoare triple {7455#(and (= main_~s~0 0) (= main_~b~0 main_~x~0) (= main_~xy~0 (* main_~y~0 main_~x~0)))} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {7262#true} is VALID [2022-04-28 12:25:02,826 INFO L290 TraceCheckUtils]: 72: Hoare triple {7262#true} ~cond := #in~cond; {7262#true} is VALID [2022-04-28 12:25:02,826 INFO L290 TraceCheckUtils]: 73: Hoare triple {7262#true} assume !(0 == ~cond); {7262#true} is VALID [2022-04-28 12:25:02,826 INFO L290 TraceCheckUtils]: 74: Hoare triple {7262#true} assume true; {7262#true} is VALID [2022-04-28 12:25:02,826 INFO L284 TraceCheckUtils]: 75: Hoare quadruple {7262#true} {7455#(and (= main_~s~0 0) (= main_~b~0 main_~x~0) (= main_~xy~0 (* main_~y~0 main_~x~0)))} #93#return; {7455#(and (= main_~s~0 0) (= main_~b~0 main_~x~0) (= main_~xy~0 (* main_~y~0 main_~x~0)))} is VALID [2022-04-28 12:25:02,827 INFO L272 TraceCheckUtils]: 76: Hoare triple {7455#(and (= main_~s~0 0) (= main_~b~0 main_~x~0) (= main_~xy~0 (* main_~y~0 main_~x~0)))} call __VERIFIER_assert((if ~b~0 == ~x~0 * ~q~0 + ~y~0 * ~s~0 then 1 else 0)); {7262#true} is VALID [2022-04-28 12:25:02,827 INFO L290 TraceCheckUtils]: 77: Hoare triple {7262#true} ~cond := #in~cond; {7501#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} is VALID [2022-04-28 12:25:02,827 INFO L290 TraceCheckUtils]: 78: Hoare triple {7501#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} assume !(0 == ~cond); {7505#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-28 12:25:02,828 INFO L290 TraceCheckUtils]: 79: Hoare triple {7505#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {7505#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-28 12:25:02,828 INFO L284 TraceCheckUtils]: 80: Hoare quadruple {7505#(not (= |__VERIFIER_assert_#in~cond| 0))} {7455#(and (= main_~s~0 0) (= main_~b~0 main_~x~0) (= main_~xy~0 (* main_~y~0 main_~x~0)))} #95#return; {7512#(and (= main_~s~0 0) (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (= main_~b~0 main_~x~0) (= main_~xy~0 (* main_~y~0 main_~x~0)))} is VALID [2022-04-28 12:25:02,831 INFO L272 TraceCheckUtils]: 81: Hoare triple {7512#(and (= main_~s~0 0) (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (= main_~b~0 main_~x~0) (= main_~xy~0 (* main_~y~0 main_~x~0)))} call __VERIFIER_assert((if 0 == ~q~0 * ~xy~0 + ~s~0 * ~yy~0 - ~q~0 * ~x~0 - ~b~0 * ~y~0 - ~s~0 * ~y~0 + ~b~0 then 1 else 0)); {7516#(<= 1 |__VERIFIER_assert_#in~cond|)} is VALID [2022-04-28 12:25:02,831 INFO L290 TraceCheckUtils]: 82: Hoare triple {7516#(<= 1 |__VERIFIER_assert_#in~cond|)} ~cond := #in~cond; {7520#(<= 1 __VERIFIER_assert_~cond)} is VALID [2022-04-28 12:25:02,832 INFO L290 TraceCheckUtils]: 83: Hoare triple {7520#(<= 1 __VERIFIER_assert_~cond)} assume 0 == ~cond; {7263#false} is VALID [2022-04-28 12:25:02,832 INFO L290 TraceCheckUtils]: 84: Hoare triple {7263#false} assume !false; {7263#false} is VALID [2022-04-28 12:25:02,832 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 31 proven. 8 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2022-04-28 12:25:02,832 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-28 12:25:47,322 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-28 12:25:47,322 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [45542344] [2022-04-28 12:25:47,322 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-04-28 12:25:47,323 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [991765116] [2022-04-28 12:25:47,323 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [991765116] provided 0 perfect and 1 imperfect interpolant sequences [2022-04-28 12:25:47,323 INFO L184 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-04-28 12:25:47,323 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2022-04-28 12:25:47,323 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-28 12:25:47,323 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [798929979] [2022-04-28 12:25:47,323 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [798929979] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-28 12:25:47,323 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-28 12:25:47,323 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-04-28 12:25:47,323 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [671537832] [2022-04-28 12:25:47,323 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-28 12:25:47,324 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 2.7777777777777777) internal successors, (25), 8 states have internal predecessors, (25), 5 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (14), 5 states have call predecessors, (14), 4 states have call successors, (14) Word has length 85 [2022-04-28 12:25:47,324 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-28 12:25:47,324 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 10 states, 9 states have (on average 2.7777777777777777) internal successors, (25), 8 states have internal predecessors, (25), 5 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (14), 5 states have call predecessors, (14), 4 states have call successors, (14) [2022-04-28 12:25:47,365 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 55 edges. 55 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-28 12:25:47,365 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-04-28 12:25:47,365 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-28 12:25:47,365 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-04-28 12:25:47,366 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=105, Unknown=0, NotChecked=0, Total=132 [2022-04-28 12:25:47,366 INFO L87 Difference]: Start difference. First operand 130 states and 175 transitions. Second operand has 10 states, 9 states have (on average 2.7777777777777777) internal successors, (25), 8 states have internal predecessors, (25), 5 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (14), 5 states have call predecessors, (14), 4 states have call successors, (14) [2022-04-28 12:25:48,536 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-28 12:25:48,536 INFO L93 Difference]: Finished difference Result 142 states and 185 transitions. [2022-04-28 12:25:48,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-04-28 12:25:48,536 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 2.7777777777777777) internal successors, (25), 8 states have internal predecessors, (25), 5 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (14), 5 states have call predecessors, (14), 4 states have call successors, (14) Word has length 85 [2022-04-28 12:25:48,536 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-28 12:25:48,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10 states, 9 states have (on average 2.7777777777777777) internal successors, (25), 8 states have internal predecessors, (25), 5 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (14), 5 states have call predecessors, (14), 4 states have call successors, (14) [2022-04-28 12:25:48,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 98 transitions. [2022-04-28 12:25:48,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10 states, 9 states have (on average 2.7777777777777777) internal successors, (25), 8 states have internal predecessors, (25), 5 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (14), 5 states have call predecessors, (14), 4 states have call successors, (14) [2022-04-28 12:25:48,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 98 transitions. [2022-04-28 12:25:48,539 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 10 states and 98 transitions. [2022-04-28 12:25:48,635 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 98 edges. 98 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-28 12:25:48,637 INFO L225 Difference]: With dead ends: 142 [2022-04-28 12:25:48,637 INFO L226 Difference]: Without dead ends: 140 [2022-04-28 12:25:48,638 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 92 GetRequests, 78 SyntacticMatches, 1 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=42, Invalid=168, Unknown=0, NotChecked=0, Total=210 [2022-04-28 12:25:48,638 INFO L413 NwaCegarLoop]: 44 mSDtfsCounter, 22 mSDsluCounter, 178 mSDsCounter, 0 mSdLazyCounter, 339 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 30 SdHoareTripleChecker+Valid, 222 SdHoareTripleChecker+Invalid, 349 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 339 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-04-28 12:25:48,638 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [30 Valid, 222 Invalid, 349 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 339 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-04-28 12:25:48,639 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 140 states. [2022-04-28 12:25:48,881 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 140 to 138. [2022-04-28 12:25:48,881 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-28 12:25:48,881 INFO L82 GeneralOperation]: Start isEquivalent. First operand 140 states. Second operand has 138 states, 77 states have (on average 1.1688311688311688) internal successors, (90), 79 states have internal predecessors, (90), 47 states have call successors, (47), 14 states have call predecessors, (47), 13 states have return successors, (44), 44 states have call predecessors, (44), 44 states have call successors, (44) [2022-04-28 12:25:48,882 INFO L74 IsIncluded]: Start isIncluded. First operand 140 states. Second operand has 138 states, 77 states have (on average 1.1688311688311688) internal successors, (90), 79 states have internal predecessors, (90), 47 states have call successors, (47), 14 states have call predecessors, (47), 13 states have return successors, (44), 44 states have call predecessors, (44), 44 states have call successors, (44) [2022-04-28 12:25:48,882 INFO L87 Difference]: Start difference. First operand 140 states. Second operand has 138 states, 77 states have (on average 1.1688311688311688) internal successors, (90), 79 states have internal predecessors, (90), 47 states have call successors, (47), 14 states have call predecessors, (47), 13 states have return successors, (44), 44 states have call predecessors, (44), 44 states have call successors, (44) [2022-04-28 12:25:48,885 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-28 12:25:48,885 INFO L93 Difference]: Finished difference Result 140 states and 183 transitions. [2022-04-28 12:25:48,885 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 183 transitions. [2022-04-28 12:25:48,885 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-28 12:25:48,885 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-28 12:25:48,886 INFO L74 IsIncluded]: Start isIncluded. First operand has 138 states, 77 states have (on average 1.1688311688311688) internal successors, (90), 79 states have internal predecessors, (90), 47 states have call successors, (47), 14 states have call predecessors, (47), 13 states have return successors, (44), 44 states have call predecessors, (44), 44 states have call successors, (44) Second operand 140 states. [2022-04-28 12:25:48,886 INFO L87 Difference]: Start difference. First operand has 138 states, 77 states have (on average 1.1688311688311688) internal successors, (90), 79 states have internal predecessors, (90), 47 states have call successors, (47), 14 states have call predecessors, (47), 13 states have return successors, (44), 44 states have call predecessors, (44), 44 states have call successors, (44) Second operand 140 states. [2022-04-28 12:25:48,889 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-28 12:25:48,889 INFO L93 Difference]: Finished difference Result 140 states and 183 transitions. [2022-04-28 12:25:48,889 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 183 transitions. [2022-04-28 12:25:48,890 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-28 12:25:48,890 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-28 12:25:48,890 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-28 12:25:48,890 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-28 12:25:48,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 138 states, 77 states have (on average 1.1688311688311688) internal successors, (90), 79 states have internal predecessors, (90), 47 states have call successors, (47), 14 states have call predecessors, (47), 13 states have return successors, (44), 44 states have call predecessors, (44), 44 states have call successors, (44) [2022-04-28 12:25:48,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 138 states and 181 transitions. [2022-04-28 12:25:48,895 INFO L78 Accepts]: Start accepts. Automaton has 138 states and 181 transitions. Word has length 85 [2022-04-28 12:25:48,896 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-28 12:25:48,896 INFO L495 AbstractCegarLoop]: Abstraction has 138 states and 181 transitions. [2022-04-28 12:25:48,896 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 2.7777777777777777) internal successors, (25), 8 states have internal predecessors, (25), 5 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (14), 5 states have call predecessors, (14), 4 states have call successors, (14) [2022-04-28 12:25:48,896 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 138 states and 181 transitions. [2022-04-28 12:25:49,138 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 181 edges. 181 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-28 12:25:49,138 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 181 transitions. [2022-04-28 12:25:49,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2022-04-28 12:25:49,139 INFO L187 NwaCegarLoop]: Found error trace [2022-04-28 12:25:49,139 INFO L195 NwaCegarLoop]: trace histogram [9, 8, 8, 6, 6, 6, 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, 1] [2022-04-28 12:25:49,156 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2022-04-28 12:25:49,355 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2022-04-28 12:25:49,355 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-28 12:25:49,356 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-28 12:25:49,356 INFO L85 PathProgramCache]: Analyzing trace with hash -686534738, now seen corresponding path program 1 times [2022-04-28 12:25:49,356 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-28 12:25:49,356 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [986194121] [2022-04-28 12:25:49,356 INFO L202 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-04-28 12:25:49,356 INFO L85 PathProgramCache]: Analyzing trace with hash -686534738, now seen corresponding path program 2 times [2022-04-28 12:25:49,356 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-28 12:25:49,357 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1738061078] [2022-04-28 12:25:49,357 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-28 12:25:49,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-28 12:25:49,371 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-04-28 12:25:49,371 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [417060475] [2022-04-28 12:25:49,371 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-04-28 12:25:49,371 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-28 12:25:49,371 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-28 12:25:49,372 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) [2022-04-28 12:25:49,373 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2022-04-28 12:25:49,420 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-04-28 12:25:49,421 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-28 12:25:49,422 INFO L263 TraceCheckSpWp]: Trace formula consists of 233 conjuncts, 39 conjunts are in the unsatisfiable core [2022-04-28 12:25:49,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-28 12:25:49,435 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-28 12:25:49,933 INFO L272 TraceCheckUtils]: 0: Hoare triple {8389#true} call ULTIMATE.init(); {8389#true} is VALID [2022-04-28 12:25:49,933 INFO L290 TraceCheckUtils]: 1: Hoare triple {8389#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); {8389#true} is VALID [2022-04-28 12:25:49,933 INFO L290 TraceCheckUtils]: 2: Hoare triple {8389#true} assume true; {8389#true} is VALID [2022-04-28 12:25:49,933 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {8389#true} {8389#true} #103#return; {8389#true} is VALID [2022-04-28 12:25:49,933 INFO L272 TraceCheckUtils]: 4: Hoare triple {8389#true} call #t~ret6 := main(); {8389#true} is VALID [2022-04-28 12:25:49,933 INFO L290 TraceCheckUtils]: 5: Hoare triple {8389#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;havoc ~c~0;havoc ~k~0;havoc ~xy~0;havoc ~yy~0;assume -2147483648 <= #t~nondet4 && #t~nondet4 <= 2147483647;~x~0 := #t~nondet4;havoc #t~nondet4; {8389#true} is VALID [2022-04-28 12:25:49,933 INFO L272 TraceCheckUtils]: 6: Hoare triple {8389#true} call assume_abort_if_not((if ~x~0 >= 0 && ~x~0 <= 5 then 1 else 0)); {8389#true} is VALID [2022-04-28 12:25:49,933 INFO L290 TraceCheckUtils]: 7: Hoare triple {8389#true} ~cond := #in~cond; {8389#true} is VALID [2022-04-28 12:25:49,934 INFO L290 TraceCheckUtils]: 8: Hoare triple {8389#true} assume !(0 == ~cond); {8389#true} is VALID [2022-04-28 12:25:49,934 INFO L290 TraceCheckUtils]: 9: Hoare triple {8389#true} assume true; {8389#true} is VALID [2022-04-28 12:25:49,934 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {8389#true} {8389#true} #79#return; {8389#true} is VALID [2022-04-28 12:25:49,934 INFO L290 TraceCheckUtils]: 11: Hoare triple {8389#true} assume -2147483648 <= #t~nondet5 && #t~nondet5 <= 2147483647;~y~0 := #t~nondet5;havoc #t~nondet5; {8389#true} is VALID [2022-04-28 12:25:49,934 INFO L272 TraceCheckUtils]: 12: Hoare triple {8389#true} call assume_abort_if_not((if ~y~0 >= 0 && ~y~0 <= 5 then 1 else 0)); {8389#true} is VALID [2022-04-28 12:25:49,934 INFO L290 TraceCheckUtils]: 13: Hoare triple {8389#true} ~cond := #in~cond; {8389#true} is VALID [2022-04-28 12:25:49,934 INFO L290 TraceCheckUtils]: 14: Hoare triple {8389#true} assume !(0 == ~cond); {8389#true} is VALID [2022-04-28 12:25:49,934 INFO L290 TraceCheckUtils]: 15: Hoare triple {8389#true} assume true; {8389#true} is VALID [2022-04-28 12:25:49,934 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {8389#true} {8389#true} #81#return; {8389#true} is VALID [2022-04-28 12:25:49,934 INFO L272 TraceCheckUtils]: 17: Hoare triple {8389#true} call assume_abort_if_not((if ~x~0 >= 1 then 1 else 0)); {8389#true} is VALID [2022-04-28 12:25:49,934 INFO L290 TraceCheckUtils]: 18: Hoare triple {8389#true} ~cond := #in~cond; {8389#true} is VALID [2022-04-28 12:25:49,934 INFO L290 TraceCheckUtils]: 19: Hoare triple {8389#true} assume !(0 == ~cond); {8389#true} is VALID [2022-04-28 12:25:49,934 INFO L290 TraceCheckUtils]: 20: Hoare triple {8389#true} assume true; {8389#true} is VALID [2022-04-28 12:25:49,935 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {8389#true} {8389#true} #83#return; {8389#true} is VALID [2022-04-28 12:25:49,935 INFO L272 TraceCheckUtils]: 22: Hoare triple {8389#true} call assume_abort_if_not((if ~y~0 >= 1 then 1 else 0)); {8389#true} is VALID [2022-04-28 12:25:49,935 INFO L290 TraceCheckUtils]: 23: Hoare triple {8389#true} ~cond := #in~cond; {8389#true} is VALID [2022-04-28 12:25:49,935 INFO L290 TraceCheckUtils]: 24: Hoare triple {8389#true} assume !(0 == ~cond); {8389#true} is VALID [2022-04-28 12:25:49,935 INFO L290 TraceCheckUtils]: 25: Hoare triple {8389#true} assume true; {8389#true} is VALID [2022-04-28 12:25:49,935 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {8389#true} {8389#true} #85#return; {8389#true} is VALID [2022-04-28 12:25:49,935 INFO L290 TraceCheckUtils]: 27: Hoare triple {8389#true} ~a~0 := ~x~0;~b~0 := ~y~0;~p~0 := 1;~q~0 := 0;~r~0 := 0;~s~0 := 1;~c~0 := 0;~k~0 := 0;~xy~0 := ~x~0 * ~y~0;~yy~0 := ~y~0 * ~y~0; {8475#(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 [2022-04-28 12:25:49,935 INFO L272 TraceCheckUtils]: 28: Hoare triple {8475#(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))} call assume_abort_if_not((if ~xy~0 < 2147483647 then 1 else 0)); {8389#true} is VALID [2022-04-28 12:25:49,936 INFO L290 TraceCheckUtils]: 29: Hoare triple {8389#true} ~cond := #in~cond; {8389#true} is VALID [2022-04-28 12:25:49,936 INFO L290 TraceCheckUtils]: 30: Hoare triple {8389#true} assume !(0 == ~cond); {8389#true} is VALID [2022-04-28 12:25:49,936 INFO L290 TraceCheckUtils]: 31: Hoare triple {8389#true} assume true; {8389#true} is VALID [2022-04-28 12:25:49,936 INFO L284 TraceCheckUtils]: 32: Hoare quadruple {8389#true} {8475#(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))} #87#return; {8475#(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 [2022-04-28 12:25:49,936 INFO L272 TraceCheckUtils]: 33: Hoare triple {8475#(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))} call assume_abort_if_not((if ~yy~0 < 2147483647 then 1 else 0)); {8389#true} is VALID [2022-04-28 12:25:49,936 INFO L290 TraceCheckUtils]: 34: Hoare triple {8389#true} ~cond := #in~cond; {8389#true} is VALID [2022-04-28 12:25:49,937 INFO L290 TraceCheckUtils]: 35: Hoare triple {8389#true} assume !(0 == ~cond); {8389#true} is VALID [2022-04-28 12:25:49,937 INFO L290 TraceCheckUtils]: 36: Hoare triple {8389#true} assume true; {8389#true} is VALID [2022-04-28 12:25:49,937 INFO L284 TraceCheckUtils]: 37: Hoare quadruple {8389#true} {8475#(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))} #89#return; {8475#(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 [2022-04-28 12:25:49,938 INFO L290 TraceCheckUtils]: 38: Hoare triple {8475#(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; {8475#(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 [2022-04-28 12:25:49,938 INFO L290 TraceCheckUtils]: 39: Hoare triple {8475#(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);~c~0 := ~a~0;~k~0 := 0; {8512#(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 [2022-04-28 12:25:49,938 INFO L290 TraceCheckUtils]: 40: Hoare triple {8512#(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; {8512#(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 [2022-04-28 12:25:49,938 INFO L272 TraceCheckUtils]: 41: Hoare triple {8512#(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)); {8389#true} is VALID [2022-04-28 12:25:49,938 INFO L290 TraceCheckUtils]: 42: Hoare triple {8389#true} ~cond := #in~cond; {8389#true} is VALID [2022-04-28 12:25:49,938 INFO L290 TraceCheckUtils]: 43: Hoare triple {8389#true} assume !(0 == ~cond); {8389#true} is VALID [2022-04-28 12:25:49,939 INFO L290 TraceCheckUtils]: 44: Hoare triple {8389#true} assume true; {8389#true} is VALID [2022-04-28 12:25:49,939 INFO L284 TraceCheckUtils]: 45: Hoare quadruple {8389#true} {8512#(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))} #91#return; {8512#(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 [2022-04-28 12:25:49,939 INFO L272 TraceCheckUtils]: 46: Hoare triple {8512#(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)); {8389#true} is VALID [2022-04-28 12:25:49,939 INFO L290 TraceCheckUtils]: 47: Hoare triple {8389#true} ~cond := #in~cond; {8389#true} is VALID [2022-04-28 12:25:49,939 INFO L290 TraceCheckUtils]: 48: Hoare triple {8389#true} assume !(0 == ~cond); {8389#true} is VALID [2022-04-28 12:25:49,940 INFO L290 TraceCheckUtils]: 49: Hoare triple {8389#true} assume true; {8389#true} is VALID [2022-04-28 12:25:49,940 INFO L284 TraceCheckUtils]: 50: Hoare quadruple {8389#true} {8512#(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))} #93#return; {8512#(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 [2022-04-28 12:25:49,940 INFO L272 TraceCheckUtils]: 51: Hoare triple {8512#(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)); {8389#true} is VALID [2022-04-28 12:25:49,940 INFO L290 TraceCheckUtils]: 52: Hoare triple {8389#true} ~cond := #in~cond; {8389#true} is VALID [2022-04-28 12:25:49,940 INFO L290 TraceCheckUtils]: 53: Hoare triple {8389#true} assume !(0 == ~cond); {8389#true} is VALID [2022-04-28 12:25:49,940 INFO L290 TraceCheckUtils]: 54: Hoare triple {8389#true} assume true; {8389#true} is VALID [2022-04-28 12:25:49,941 INFO L284 TraceCheckUtils]: 55: Hoare quadruple {8389#true} {8512#(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))} #95#return; {8512#(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 [2022-04-28 12:25:49,941 INFO L272 TraceCheckUtils]: 56: Hoare triple {8512#(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 0 == ~q~0 * ~xy~0 + ~s~0 * ~yy~0 - ~q~0 * ~x~0 - ~b~0 * ~y~0 - ~s~0 * ~y~0 + ~b~0 then 1 else 0)); {8389#true} is VALID [2022-04-28 12:25:49,941 INFO L290 TraceCheckUtils]: 57: Hoare triple {8389#true} ~cond := #in~cond; {8389#true} is VALID [2022-04-28 12:25:49,941 INFO L290 TraceCheckUtils]: 58: Hoare triple {8389#true} assume !(0 == ~cond); {8389#true} is VALID [2022-04-28 12:25:49,941 INFO L290 TraceCheckUtils]: 59: Hoare triple {8389#true} assume true; {8389#true} is VALID [2022-04-28 12:25:49,942 INFO L284 TraceCheckUtils]: 60: Hoare quadruple {8389#true} {8512#(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))} #97#return; {8512#(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 [2022-04-28 12:25:49,943 INFO L290 TraceCheckUtils]: 61: Hoare triple {8512#(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);~c~0 := ~c~0 - ~b~0;~k~0 := 1 + ~k~0; {8579#(and (= main_~r~0 0) (= main_~s~0 1) (= (+ main_~x~0 (* (- 1) main_~b~0)) main_~c~0) (= (+ (- 1) main_~k~0) 0) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~p~0 1))} is VALID [2022-04-28 12:25:49,943 INFO L290 TraceCheckUtils]: 62: Hoare triple {8579#(and (= main_~r~0 0) (= main_~s~0 1) (= (+ main_~x~0 (* (- 1) main_~b~0)) main_~c~0) (= (+ (- 1) main_~k~0) 0) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~p~0 1))} assume !false; {8579#(and (= main_~r~0 0) (= main_~s~0 1) (= (+ main_~x~0 (* (- 1) main_~b~0)) main_~c~0) (= (+ (- 1) main_~k~0) 0) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~p~0 1))} is VALID [2022-04-28 12:25:49,943 INFO L272 TraceCheckUtils]: 63: Hoare triple {8579#(and (= main_~r~0 0) (= main_~s~0 1) (= (+ main_~x~0 (* (- 1) main_~b~0)) main_~c~0) (= (+ (- 1) main_~k~0) 0) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~p~0 1))} call __VERIFIER_assert((if ~a~0 == ~k~0 * ~b~0 + ~c~0 then 1 else 0)); {8389#true} is VALID [2022-04-28 12:25:49,943 INFO L290 TraceCheckUtils]: 64: Hoare triple {8389#true} ~cond := #in~cond; {8389#true} is VALID [2022-04-28 12:25:49,943 INFO L290 TraceCheckUtils]: 65: Hoare triple {8389#true} assume !(0 == ~cond); {8389#true} is VALID [2022-04-28 12:25:49,943 INFO L290 TraceCheckUtils]: 66: Hoare triple {8389#true} assume true; {8389#true} is VALID [2022-04-28 12:25:49,944 INFO L284 TraceCheckUtils]: 67: Hoare quadruple {8389#true} {8579#(and (= main_~r~0 0) (= main_~s~0 1) (= (+ main_~x~0 (* (- 1) main_~b~0)) main_~c~0) (= (+ (- 1) main_~k~0) 0) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~p~0 1))} #91#return; {8579#(and (= main_~r~0 0) (= main_~s~0 1) (= (+ main_~x~0 (* (- 1) main_~b~0)) main_~c~0) (= (+ (- 1) main_~k~0) 0) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~p~0 1))} is VALID [2022-04-28 12:25:49,944 INFO L272 TraceCheckUtils]: 68: Hoare triple {8579#(and (= main_~r~0 0) (= main_~s~0 1) (= (+ main_~x~0 (* (- 1) main_~b~0)) main_~c~0) (= (+ (- 1) main_~k~0) 0) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~p~0 1))} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {8389#true} is VALID [2022-04-28 12:25:49,944 INFO L290 TraceCheckUtils]: 69: Hoare triple {8389#true} ~cond := #in~cond; {8389#true} is VALID [2022-04-28 12:25:49,944 INFO L290 TraceCheckUtils]: 70: Hoare triple {8389#true} assume !(0 == ~cond); {8389#true} is VALID [2022-04-28 12:25:49,944 INFO L290 TraceCheckUtils]: 71: Hoare triple {8389#true} assume true; {8389#true} is VALID [2022-04-28 12:25:49,945 INFO L284 TraceCheckUtils]: 72: Hoare quadruple {8389#true} {8579#(and (= main_~r~0 0) (= main_~s~0 1) (= (+ main_~x~0 (* (- 1) main_~b~0)) main_~c~0) (= (+ (- 1) main_~k~0) 0) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~p~0 1))} #93#return; {8579#(and (= main_~r~0 0) (= main_~s~0 1) (= (+ main_~x~0 (* (- 1) main_~b~0)) main_~c~0) (= (+ (- 1) main_~k~0) 0) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~p~0 1))} is VALID [2022-04-28 12:25:49,945 INFO L272 TraceCheckUtils]: 73: Hoare triple {8579#(and (= main_~r~0 0) (= main_~s~0 1) (= (+ main_~x~0 (* (- 1) main_~b~0)) main_~c~0) (= (+ (- 1) main_~k~0) 0) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~p~0 1))} call __VERIFIER_assert((if ~b~0 == ~x~0 * ~q~0 + ~y~0 * ~s~0 then 1 else 0)); {8389#true} is VALID [2022-04-28 12:25:49,945 INFO L290 TraceCheckUtils]: 74: Hoare triple {8389#true} ~cond := #in~cond; {8389#true} is VALID [2022-04-28 12:25:49,945 INFO L290 TraceCheckUtils]: 75: Hoare triple {8389#true} assume !(0 == ~cond); {8389#true} is VALID [2022-04-28 12:25:49,945 INFO L290 TraceCheckUtils]: 76: Hoare triple {8389#true} assume true; {8389#true} is VALID [2022-04-28 12:25:49,946 INFO L284 TraceCheckUtils]: 77: Hoare quadruple {8389#true} {8579#(and (= main_~r~0 0) (= main_~s~0 1) (= (+ main_~x~0 (* (- 1) main_~b~0)) main_~c~0) (= (+ (- 1) main_~k~0) 0) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~p~0 1))} #95#return; {8579#(and (= main_~r~0 0) (= main_~s~0 1) (= (+ main_~x~0 (* (- 1) main_~b~0)) main_~c~0) (= (+ (- 1) main_~k~0) 0) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~p~0 1))} is VALID [2022-04-28 12:25:49,946 INFO L272 TraceCheckUtils]: 78: Hoare triple {8579#(and (= main_~r~0 0) (= main_~s~0 1) (= (+ main_~x~0 (* (- 1) main_~b~0)) main_~c~0) (= (+ (- 1) main_~k~0) 0) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~p~0 1))} call __VERIFIER_assert((if 0 == ~q~0 * ~xy~0 + ~s~0 * ~yy~0 - ~q~0 * ~x~0 - ~b~0 * ~y~0 - ~s~0 * ~y~0 + ~b~0 then 1 else 0)); {8389#true} is VALID [2022-04-28 12:25:49,946 INFO L290 TraceCheckUtils]: 79: Hoare triple {8389#true} ~cond := #in~cond; {8389#true} is VALID [2022-04-28 12:25:49,946 INFO L290 TraceCheckUtils]: 80: Hoare triple {8389#true} assume !(0 == ~cond); {8389#true} is VALID [2022-04-28 12:25:49,946 INFO L290 TraceCheckUtils]: 81: Hoare triple {8389#true} assume true; {8389#true} is VALID [2022-04-28 12:25:49,947 INFO L284 TraceCheckUtils]: 82: Hoare quadruple {8389#true} {8579#(and (= main_~r~0 0) (= main_~s~0 1) (= (+ main_~x~0 (* (- 1) main_~b~0)) main_~c~0) (= (+ (- 1) main_~k~0) 0) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~p~0 1))} #97#return; {8579#(and (= main_~r~0 0) (= main_~s~0 1) (= (+ main_~x~0 (* (- 1) main_~b~0)) main_~c~0) (= (+ (- 1) main_~k~0) 0) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~p~0 1))} is VALID [2022-04-28 12:25:49,947 INFO L290 TraceCheckUtils]: 83: Hoare triple {8579#(and (= main_~r~0 0) (= main_~s~0 1) (= (+ main_~x~0 (* (- 1) main_~b~0)) main_~c~0) (= (+ (- 1) main_~k~0) 0) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~p~0 1))} assume !(~c~0 >= ~b~0); {8579#(and (= main_~r~0 0) (= main_~s~0 1) (= (+ main_~x~0 (* (- 1) main_~b~0)) main_~c~0) (= (+ (- 1) main_~k~0) 0) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~p~0 1))} is VALID [2022-04-28 12:25:49,948 INFO L290 TraceCheckUtils]: 84: Hoare triple {8579#(and (= main_~r~0 0) (= main_~s~0 1) (= (+ main_~x~0 (* (- 1) main_~b~0)) main_~c~0) (= (+ (- 1) main_~k~0) 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; {8649#(and (= (+ main_~x~0 (* (- 1) main_~y~0)) main_~b~0) (= main_~q~0 1) (= (+ main_~s~0 1) 0))} is VALID [2022-04-28 12:25:49,948 INFO L290 TraceCheckUtils]: 85: Hoare triple {8649#(and (= (+ main_~x~0 (* (- 1) main_~y~0)) main_~b~0) (= main_~q~0 1) (= (+ main_~s~0 1) 0))} assume !false; {8649#(and (= (+ main_~x~0 (* (- 1) main_~y~0)) main_~b~0) (= main_~q~0 1) (= (+ main_~s~0 1) 0))} is VALID [2022-04-28 12:25:49,948 INFO L290 TraceCheckUtils]: 86: Hoare triple {8649#(and (= (+ main_~x~0 (* (- 1) main_~y~0)) main_~b~0) (= main_~q~0 1) (= (+ main_~s~0 1) 0))} assume !(0 != ~b~0); {8656#(and (= (+ main_~x~0 (* (- 1) main_~y~0)) 0) (= main_~q~0 1) (= (+ main_~s~0 1) 0))} is VALID [2022-04-28 12:25:49,949 INFO L272 TraceCheckUtils]: 87: Hoare triple {8656#(and (= (+ main_~x~0 (* (- 1) main_~y~0)) 0) (= main_~q~0 1) (= (+ main_~s~0 1) 0))} call __VERIFIER_assert((if 0 == ~q~0 * ~x~0 + ~s~0 * ~y~0 then 1 else 0)); {8660#(<= 1 |__VERIFIER_assert_#in~cond|)} is VALID [2022-04-28 12:25:49,949 INFO L290 TraceCheckUtils]: 88: Hoare triple {8660#(<= 1 |__VERIFIER_assert_#in~cond|)} ~cond := #in~cond; {8664#(<= 1 __VERIFIER_assert_~cond)} is VALID [2022-04-28 12:25:49,949 INFO L290 TraceCheckUtils]: 89: Hoare triple {8664#(<= 1 __VERIFIER_assert_~cond)} assume 0 == ~cond; {8390#false} is VALID [2022-04-28 12:25:49,949 INFO L290 TraceCheckUtils]: 90: Hoare triple {8390#false} assume !false; {8390#false} is VALID [2022-04-28 12:25:49,950 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 16 proven. 8 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2022-04-28 12:25:49,950 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-28 12:25:50,405 INFO L290 TraceCheckUtils]: 90: Hoare triple {8390#false} assume !false; {8390#false} is VALID [2022-04-28 12:25:50,406 INFO L290 TraceCheckUtils]: 89: Hoare triple {8664#(<= 1 __VERIFIER_assert_~cond)} assume 0 == ~cond; {8390#false} is VALID [2022-04-28 12:25:50,406 INFO L290 TraceCheckUtils]: 88: Hoare triple {8660#(<= 1 |__VERIFIER_assert_#in~cond|)} ~cond := #in~cond; {8664#(<= 1 __VERIFIER_assert_~cond)} is VALID [2022-04-28 12:25:50,407 INFO L272 TraceCheckUtils]: 87: Hoare triple {8680#(= (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) 0)} call __VERIFIER_assert((if 0 == ~q~0 * ~x~0 + ~s~0 * ~y~0 then 1 else 0)); {8660#(<= 1 |__VERIFIER_assert_#in~cond|)} is VALID [2022-04-28 12:25:50,407 INFO L290 TraceCheckUtils]: 86: Hoare triple {8684#(or (not (= main_~b~0 0)) (= (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) 0))} assume !(0 != ~b~0); {8680#(= (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) 0)} is VALID [2022-04-28 12:25:50,407 INFO L290 TraceCheckUtils]: 85: Hoare triple {8684#(or (not (= main_~b~0 0)) (= (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) 0))} assume !false; {8684#(or (not (= main_~b~0 0)) (= (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) 0))} is VALID [2022-04-28 12:25:52,409 WARN L290 TraceCheckUtils]: 84: Hoare triple {8691#(or (not (= main_~c~0 0)) (= (+ (* main_~k~0 main_~y~0 main_~s~0) (* main_~q~0 main_~k~0 main_~x~0)) (+ (* 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; {8684#(or (not (= main_~b~0 0)) (= (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) 0))} is UNKNOWN [2022-04-28 12:25:52,409 INFO L290 TraceCheckUtils]: 83: Hoare triple {8691#(or (not (= main_~c~0 0)) (= (+ (* main_~k~0 main_~y~0 main_~s~0) (* main_~q~0 main_~k~0 main_~x~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} assume !(~c~0 >= ~b~0); {8691#(or (not (= main_~c~0 0)) (= (+ (* main_~k~0 main_~y~0 main_~s~0) (* main_~q~0 main_~k~0 main_~x~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} is VALID [2022-04-28 12:25:52,410 INFO L284 TraceCheckUtils]: 82: Hoare quadruple {8389#true} {8691#(or (not (= main_~c~0 0)) (= (+ (* main_~k~0 main_~y~0 main_~s~0) (* main_~q~0 main_~k~0 main_~x~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} #97#return; {8691#(or (not (= main_~c~0 0)) (= (+ (* main_~k~0 main_~y~0 main_~s~0) (* main_~q~0 main_~k~0 main_~x~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} is VALID [2022-04-28 12:25:52,410 INFO L290 TraceCheckUtils]: 81: Hoare triple {8389#true} assume true; {8389#true} is VALID [2022-04-28 12:25:52,410 INFO L290 TraceCheckUtils]: 80: Hoare triple {8389#true} assume !(0 == ~cond); {8389#true} is VALID [2022-04-28 12:25:52,410 INFO L290 TraceCheckUtils]: 79: Hoare triple {8389#true} ~cond := #in~cond; {8389#true} is VALID [2022-04-28 12:25:52,410 INFO L272 TraceCheckUtils]: 78: Hoare triple {8691#(or (not (= main_~c~0 0)) (= (+ (* main_~k~0 main_~y~0 main_~s~0) (* main_~q~0 main_~k~0 main_~x~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} call __VERIFIER_assert((if 0 == ~q~0 * ~xy~0 + ~s~0 * ~yy~0 - ~q~0 * ~x~0 - ~b~0 * ~y~0 - ~s~0 * ~y~0 + ~b~0 then 1 else 0)); {8389#true} is VALID [2022-04-28 12:25:52,411 INFO L284 TraceCheckUtils]: 77: Hoare quadruple {8389#true} {8691#(or (not (= main_~c~0 0)) (= (+ (* main_~k~0 main_~y~0 main_~s~0) (* main_~q~0 main_~k~0 main_~x~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} #95#return; {8691#(or (not (= main_~c~0 0)) (= (+ (* main_~k~0 main_~y~0 main_~s~0) (* main_~q~0 main_~k~0 main_~x~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} is VALID [2022-04-28 12:25:52,411 INFO L290 TraceCheckUtils]: 76: Hoare triple {8389#true} assume true; {8389#true} is VALID [2022-04-28 12:25:52,411 INFO L290 TraceCheckUtils]: 75: Hoare triple {8389#true} assume !(0 == ~cond); {8389#true} is VALID [2022-04-28 12:25:52,411 INFO L290 TraceCheckUtils]: 74: Hoare triple {8389#true} ~cond := #in~cond; {8389#true} is VALID [2022-04-28 12:25:52,411 INFO L272 TraceCheckUtils]: 73: Hoare triple {8691#(or (not (= main_~c~0 0)) (= (+ (* main_~k~0 main_~y~0 main_~s~0) (* main_~q~0 main_~k~0 main_~x~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)); {8389#true} is VALID [2022-04-28 12:25:52,412 INFO L284 TraceCheckUtils]: 72: Hoare quadruple {8389#true} {8691#(or (not (= main_~c~0 0)) (= (+ (* main_~k~0 main_~y~0 main_~s~0) (* main_~q~0 main_~k~0 main_~x~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} #93#return; {8691#(or (not (= main_~c~0 0)) (= (+ (* main_~k~0 main_~y~0 main_~s~0) (* main_~q~0 main_~k~0 main_~x~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} is VALID [2022-04-28 12:25:52,412 INFO L290 TraceCheckUtils]: 71: Hoare triple {8389#true} assume true; {8389#true} is VALID [2022-04-28 12:25:52,412 INFO L290 TraceCheckUtils]: 70: Hoare triple {8389#true} assume !(0 == ~cond); {8389#true} is VALID [2022-04-28 12:25:52,412 INFO L290 TraceCheckUtils]: 69: Hoare triple {8389#true} ~cond := #in~cond; {8389#true} is VALID [2022-04-28 12:25:52,412 INFO L272 TraceCheckUtils]: 68: Hoare triple {8691#(or (not (= main_~c~0 0)) (= (+ (* main_~k~0 main_~y~0 main_~s~0) (* main_~q~0 main_~k~0 main_~x~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)); {8389#true} is VALID [2022-04-28 12:25:52,413 INFO L284 TraceCheckUtils]: 67: Hoare quadruple {8389#true} {8691#(or (not (= main_~c~0 0)) (= (+ (* main_~k~0 main_~y~0 main_~s~0) (* main_~q~0 main_~k~0 main_~x~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} #91#return; {8691#(or (not (= main_~c~0 0)) (= (+ (* main_~k~0 main_~y~0 main_~s~0) (* main_~q~0 main_~k~0 main_~x~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} is VALID [2022-04-28 12:25:52,413 INFO L290 TraceCheckUtils]: 66: Hoare triple {8389#true} assume true; {8389#true} is VALID [2022-04-28 12:25:52,413 INFO L290 TraceCheckUtils]: 65: Hoare triple {8389#true} assume !(0 == ~cond); {8389#true} is VALID [2022-04-28 12:25:52,413 INFO L290 TraceCheckUtils]: 64: Hoare triple {8389#true} ~cond := #in~cond; {8389#true} is VALID [2022-04-28 12:25:52,413 INFO L272 TraceCheckUtils]: 63: Hoare triple {8691#(or (not (= main_~c~0 0)) (= (+ (* main_~k~0 main_~y~0 main_~s~0) (* main_~q~0 main_~k~0 main_~x~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)); {8389#true} is VALID [2022-04-28 12:25:52,414 INFO L290 TraceCheckUtils]: 62: Hoare triple {8691#(or (not (= main_~c~0 0)) (= (+ (* main_~k~0 main_~y~0 main_~s~0) (* main_~q~0 main_~k~0 main_~x~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} assume !false; {8691#(or (not (= main_~c~0 0)) (= (+ (* main_~k~0 main_~y~0 main_~s~0) (* main_~q~0 main_~k~0 main_~x~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} is VALID [2022-04-28 12:25:52,468 INFO L290 TraceCheckUtils]: 61: Hoare triple {8761#(or (= (+ (* (+ main_~k~0 1) main_~q~0 main_~x~0) (* (+ main_~k~0 1) main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (not (= (+ main_~c~0 (* (- 1) main_~b~0)) 0)))} assume !!(~c~0 >= ~b~0);~c~0 := ~c~0 - ~b~0;~k~0 := 1 + ~k~0; {8691#(or (not (= main_~c~0 0)) (= (+ (* main_~k~0 main_~y~0 main_~s~0) (* main_~q~0 main_~k~0 main_~x~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} is VALID [2022-04-28 12:25:52,472 INFO L284 TraceCheckUtils]: 60: Hoare quadruple {8389#true} {8761#(or (= (+ (* (+ main_~k~0 1) main_~q~0 main_~x~0) (* (+ main_~k~0 1) main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (not (= (+ main_~c~0 (* (- 1) main_~b~0)) 0)))} #97#return; {8761#(or (= (+ (* (+ main_~k~0 1) main_~q~0 main_~x~0) (* (+ main_~k~0 1) main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (not (= (+ main_~c~0 (* (- 1) main_~b~0)) 0)))} is VALID [2022-04-28 12:25:52,472 INFO L290 TraceCheckUtils]: 59: Hoare triple {8389#true} assume true; {8389#true} is VALID [2022-04-28 12:25:52,472 INFO L290 TraceCheckUtils]: 58: Hoare triple {8389#true} assume !(0 == ~cond); {8389#true} is VALID [2022-04-28 12:25:52,472 INFO L290 TraceCheckUtils]: 57: Hoare triple {8389#true} ~cond := #in~cond; {8389#true} is VALID [2022-04-28 12:25:52,472 INFO L272 TraceCheckUtils]: 56: Hoare triple {8761#(or (= (+ (* (+ main_~k~0 1) main_~q~0 main_~x~0) (* (+ main_~k~0 1) main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (not (= (+ main_~c~0 (* (- 1) main_~b~0)) 0)))} call __VERIFIER_assert((if 0 == ~q~0 * ~xy~0 + ~s~0 * ~yy~0 - ~q~0 * ~x~0 - ~b~0 * ~y~0 - ~s~0 * ~y~0 + ~b~0 then 1 else 0)); {8389#true} is VALID [2022-04-28 12:25:52,473 INFO L284 TraceCheckUtils]: 55: Hoare quadruple {8389#true} {8761#(or (= (+ (* (+ main_~k~0 1) main_~q~0 main_~x~0) (* (+ main_~k~0 1) main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (not (= (+ main_~c~0 (* (- 1) main_~b~0)) 0)))} #95#return; {8761#(or (= (+ (* (+ main_~k~0 1) main_~q~0 main_~x~0) (* (+ main_~k~0 1) main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (not (= (+ main_~c~0 (* (- 1) main_~b~0)) 0)))} is VALID [2022-04-28 12:25:52,473 INFO L290 TraceCheckUtils]: 54: Hoare triple {8389#true} assume true; {8389#true} is VALID [2022-04-28 12:25:52,473 INFO L290 TraceCheckUtils]: 53: Hoare triple {8389#true} assume !(0 == ~cond); {8389#true} is VALID [2022-04-28 12:25:52,473 INFO L290 TraceCheckUtils]: 52: Hoare triple {8389#true} ~cond := #in~cond; {8389#true} is VALID [2022-04-28 12:25:52,473 INFO L272 TraceCheckUtils]: 51: Hoare triple {8761#(or (= (+ (* (+ main_~k~0 1) main_~q~0 main_~x~0) (* (+ main_~k~0 1) main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (not (= (+ main_~c~0 (* (- 1) main_~b~0)) 0)))} call __VERIFIER_assert((if ~b~0 == ~x~0 * ~q~0 + ~y~0 * ~s~0 then 1 else 0)); {8389#true} is VALID [2022-04-28 12:25:52,474 INFO L284 TraceCheckUtils]: 50: Hoare quadruple {8389#true} {8761#(or (= (+ (* (+ main_~k~0 1) main_~q~0 main_~x~0) (* (+ main_~k~0 1) main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (not (= (+ main_~c~0 (* (- 1) main_~b~0)) 0)))} #93#return; {8761#(or (= (+ (* (+ main_~k~0 1) main_~q~0 main_~x~0) (* (+ main_~k~0 1) main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (not (= (+ main_~c~0 (* (- 1) main_~b~0)) 0)))} is VALID [2022-04-28 12:25:52,474 INFO L290 TraceCheckUtils]: 49: Hoare triple {8389#true} assume true; {8389#true} is VALID [2022-04-28 12:25:52,474 INFO L290 TraceCheckUtils]: 48: Hoare triple {8389#true} assume !(0 == ~cond); {8389#true} is VALID [2022-04-28 12:25:52,474 INFO L290 TraceCheckUtils]: 47: Hoare triple {8389#true} ~cond := #in~cond; {8389#true} is VALID [2022-04-28 12:25:52,474 INFO L272 TraceCheckUtils]: 46: Hoare triple {8761#(or (= (+ (* (+ main_~k~0 1) main_~q~0 main_~x~0) (* (+ main_~k~0 1) main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (not (= (+ main_~c~0 (* (- 1) main_~b~0)) 0)))} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {8389#true} is VALID [2022-04-28 12:25:52,474 INFO L284 TraceCheckUtils]: 45: Hoare quadruple {8389#true} {8761#(or (= (+ (* (+ main_~k~0 1) main_~q~0 main_~x~0) (* (+ main_~k~0 1) main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (not (= (+ main_~c~0 (* (- 1) main_~b~0)) 0)))} #91#return; {8761#(or (= (+ (* (+ main_~k~0 1) main_~q~0 main_~x~0) (* (+ main_~k~0 1) main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (not (= (+ main_~c~0 (* (- 1) main_~b~0)) 0)))} is VALID [2022-04-28 12:25:52,475 INFO L290 TraceCheckUtils]: 44: Hoare triple {8389#true} assume true; {8389#true} is VALID [2022-04-28 12:25:52,475 INFO L290 TraceCheckUtils]: 43: Hoare triple {8389#true} assume !(0 == ~cond); {8389#true} is VALID [2022-04-28 12:25:52,475 INFO L290 TraceCheckUtils]: 42: Hoare triple {8389#true} ~cond := #in~cond; {8389#true} is VALID [2022-04-28 12:25:52,475 INFO L272 TraceCheckUtils]: 41: Hoare triple {8761#(or (= (+ (* (+ main_~k~0 1) main_~q~0 main_~x~0) (* (+ main_~k~0 1) main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (not (= (+ main_~c~0 (* (- 1) main_~b~0)) 0)))} call __VERIFIER_assert((if ~a~0 == ~k~0 * ~b~0 + ~c~0 then 1 else 0)); {8389#true} is VALID [2022-04-28 12:25:52,475 INFO L290 TraceCheckUtils]: 40: Hoare triple {8761#(or (= (+ (* (+ main_~k~0 1) main_~q~0 main_~x~0) (* (+ main_~k~0 1) main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (not (= (+ main_~c~0 (* (- 1) main_~b~0)) 0)))} assume !false; {8761#(or (= (+ (* (+ main_~k~0 1) main_~q~0 main_~x~0) (* (+ main_~k~0 1) main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (not (= (+ main_~c~0 (* (- 1) main_~b~0)) 0)))} is VALID [2022-04-28 12:25:52,476 INFO L290 TraceCheckUtils]: 39: Hoare triple {8828#(or (= (+ (* main_~q~0 main_~x~0 1) (* main_~y~0 main_~s~0 1)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (not (= (+ main_~a~0 (* (- 1) main_~b~0)) 0)))} assume !!(0 != ~b~0);~c~0 := ~a~0;~k~0 := 0; {8761#(or (= (+ (* (+ main_~k~0 1) main_~q~0 main_~x~0) (* (+ main_~k~0 1) main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (not (= (+ main_~c~0 (* (- 1) main_~b~0)) 0)))} is VALID [2022-04-28 12:25:52,476 INFO L290 TraceCheckUtils]: 38: Hoare triple {8828#(or (= (+ (* main_~q~0 main_~x~0 1) (* main_~y~0 main_~s~0 1)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (not (= (+ main_~a~0 (* (- 1) main_~b~0)) 0)))} assume !false; {8828#(or (= (+ (* main_~q~0 main_~x~0 1) (* main_~y~0 main_~s~0 1)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (not (= (+ main_~a~0 (* (- 1) main_~b~0)) 0)))} is VALID [2022-04-28 12:25:52,477 INFO L284 TraceCheckUtils]: 37: Hoare quadruple {8389#true} {8828#(or (= (+ (* main_~q~0 main_~x~0 1) (* main_~y~0 main_~s~0 1)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (not (= (+ main_~a~0 (* (- 1) main_~b~0)) 0)))} #89#return; {8828#(or (= (+ (* main_~q~0 main_~x~0 1) (* main_~y~0 main_~s~0 1)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (not (= (+ main_~a~0 (* (- 1) main_~b~0)) 0)))} is VALID [2022-04-28 12:25:52,477 INFO L290 TraceCheckUtils]: 36: Hoare triple {8389#true} assume true; {8389#true} is VALID [2022-04-28 12:25:52,477 INFO L290 TraceCheckUtils]: 35: Hoare triple {8389#true} assume !(0 == ~cond); {8389#true} is VALID [2022-04-28 12:25:52,477 INFO L290 TraceCheckUtils]: 34: Hoare triple {8389#true} ~cond := #in~cond; {8389#true} is VALID [2022-04-28 12:25:52,477 INFO L272 TraceCheckUtils]: 33: Hoare triple {8828#(or (= (+ (* main_~q~0 main_~x~0 1) (* main_~y~0 main_~s~0 1)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (not (= (+ main_~a~0 (* (- 1) main_~b~0)) 0)))} call assume_abort_if_not((if ~yy~0 < 2147483647 then 1 else 0)); {8389#true} is VALID [2022-04-28 12:25:52,478 INFO L284 TraceCheckUtils]: 32: Hoare quadruple {8389#true} {8828#(or (= (+ (* main_~q~0 main_~x~0 1) (* main_~y~0 main_~s~0 1)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (not (= (+ main_~a~0 (* (- 1) main_~b~0)) 0)))} #87#return; {8828#(or (= (+ (* main_~q~0 main_~x~0 1) (* main_~y~0 main_~s~0 1)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (not (= (+ main_~a~0 (* (- 1) main_~b~0)) 0)))} is VALID [2022-04-28 12:25:52,478 INFO L290 TraceCheckUtils]: 31: Hoare triple {8389#true} assume true; {8389#true} is VALID [2022-04-28 12:25:52,478 INFO L290 TraceCheckUtils]: 30: Hoare triple {8389#true} assume !(0 == ~cond); {8389#true} is VALID [2022-04-28 12:25:52,478 INFO L290 TraceCheckUtils]: 29: Hoare triple {8389#true} ~cond := #in~cond; {8389#true} is VALID [2022-04-28 12:25:52,478 INFO L272 TraceCheckUtils]: 28: Hoare triple {8828#(or (= (+ (* main_~q~0 main_~x~0 1) (* main_~y~0 main_~s~0 1)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (not (= (+ main_~a~0 (* (- 1) main_~b~0)) 0)))} call assume_abort_if_not((if ~xy~0 < 2147483647 then 1 else 0)); {8389#true} is VALID [2022-04-28 12:25:52,478 INFO L290 TraceCheckUtils]: 27: Hoare triple {8389#true} ~a~0 := ~x~0;~b~0 := ~y~0;~p~0 := 1;~q~0 := 0;~r~0 := 0;~s~0 := 1;~c~0 := 0;~k~0 := 0;~xy~0 := ~x~0 * ~y~0;~yy~0 := ~y~0 * ~y~0; {8828#(or (= (+ (* main_~q~0 main_~x~0 1) (* main_~y~0 main_~s~0 1)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (not (= (+ main_~a~0 (* (- 1) main_~b~0)) 0)))} is VALID [2022-04-28 12:25:52,479 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {8389#true} {8389#true} #85#return; {8389#true} is VALID [2022-04-28 12:25:52,479 INFO L290 TraceCheckUtils]: 25: Hoare triple {8389#true} assume true; {8389#true} is VALID [2022-04-28 12:25:52,479 INFO L290 TraceCheckUtils]: 24: Hoare triple {8389#true} assume !(0 == ~cond); {8389#true} is VALID [2022-04-28 12:25:52,479 INFO L290 TraceCheckUtils]: 23: Hoare triple {8389#true} ~cond := #in~cond; {8389#true} is VALID [2022-04-28 12:25:52,479 INFO L272 TraceCheckUtils]: 22: Hoare triple {8389#true} call assume_abort_if_not((if ~y~0 >= 1 then 1 else 0)); {8389#true} is VALID [2022-04-28 12:25:52,479 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {8389#true} {8389#true} #83#return; {8389#true} is VALID [2022-04-28 12:25:52,479 INFO L290 TraceCheckUtils]: 20: Hoare triple {8389#true} assume true; {8389#true} is VALID [2022-04-28 12:25:52,479 INFO L290 TraceCheckUtils]: 19: Hoare triple {8389#true} assume !(0 == ~cond); {8389#true} is VALID [2022-04-28 12:25:52,479 INFO L290 TraceCheckUtils]: 18: Hoare triple {8389#true} ~cond := #in~cond; {8389#true} is VALID [2022-04-28 12:25:52,479 INFO L272 TraceCheckUtils]: 17: Hoare triple {8389#true} call assume_abort_if_not((if ~x~0 >= 1 then 1 else 0)); {8389#true} is VALID [2022-04-28 12:25:52,479 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {8389#true} {8389#true} #81#return; {8389#true} is VALID [2022-04-28 12:25:52,479 INFO L290 TraceCheckUtils]: 15: Hoare triple {8389#true} assume true; {8389#true} is VALID [2022-04-28 12:25:52,479 INFO L290 TraceCheckUtils]: 14: Hoare triple {8389#true} assume !(0 == ~cond); {8389#true} is VALID [2022-04-28 12:25:52,480 INFO L290 TraceCheckUtils]: 13: Hoare triple {8389#true} ~cond := #in~cond; {8389#true} is VALID [2022-04-28 12:25:52,480 INFO L272 TraceCheckUtils]: 12: Hoare triple {8389#true} call assume_abort_if_not((if ~y~0 >= 0 && ~y~0 <= 5 then 1 else 0)); {8389#true} is VALID [2022-04-28 12:25:52,480 INFO L290 TraceCheckUtils]: 11: Hoare triple {8389#true} assume -2147483648 <= #t~nondet5 && #t~nondet5 <= 2147483647;~y~0 := #t~nondet5;havoc #t~nondet5; {8389#true} is VALID [2022-04-28 12:25:52,480 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {8389#true} {8389#true} #79#return; {8389#true} is VALID [2022-04-28 12:25:52,480 INFO L290 TraceCheckUtils]: 9: Hoare triple {8389#true} assume true; {8389#true} is VALID [2022-04-28 12:25:52,480 INFO L290 TraceCheckUtils]: 8: Hoare triple {8389#true} assume !(0 == ~cond); {8389#true} is VALID [2022-04-28 12:25:52,480 INFO L290 TraceCheckUtils]: 7: Hoare triple {8389#true} ~cond := #in~cond; {8389#true} is VALID [2022-04-28 12:25:52,480 INFO L272 TraceCheckUtils]: 6: Hoare triple {8389#true} call assume_abort_if_not((if ~x~0 >= 0 && ~x~0 <= 5 then 1 else 0)); {8389#true} is VALID [2022-04-28 12:25:52,480 INFO L290 TraceCheckUtils]: 5: Hoare triple {8389#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;havoc ~c~0;havoc ~k~0;havoc ~xy~0;havoc ~yy~0;assume -2147483648 <= #t~nondet4 && #t~nondet4 <= 2147483647;~x~0 := #t~nondet4;havoc #t~nondet4; {8389#true} is VALID [2022-04-28 12:25:52,480 INFO L272 TraceCheckUtils]: 4: Hoare triple {8389#true} call #t~ret6 := main(); {8389#true} is VALID [2022-04-28 12:25:52,480 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {8389#true} {8389#true} #103#return; {8389#true} is VALID [2022-04-28 12:25:52,480 INFO L290 TraceCheckUtils]: 2: Hoare triple {8389#true} assume true; {8389#true} is VALID [2022-04-28 12:25:52,480 INFO L290 TraceCheckUtils]: 1: Hoare triple {8389#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); {8389#true} is VALID [2022-04-28 12:25:52,480 INFO L272 TraceCheckUtils]: 0: Hoare triple {8389#true} call ULTIMATE.init(); {8389#true} is VALID [2022-04-28 12:25:52,481 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 16 proven. 8 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2022-04-28 12:25:52,481 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-28 12:25:52,481 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1738061078] [2022-04-28 12:25:52,481 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-04-28 12:25:52,481 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [417060475] [2022-04-28 12:25:52,481 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [417060475] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-28 12:25:52,481 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-04-28 12:25:52,481 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 14 [2022-04-28 12:25:52,482 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-28 12:25:52,482 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [986194121] [2022-04-28 12:25:52,482 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [986194121] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-28 12:25:52,482 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-28 12:25:52,482 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-04-28 12:25:52,482 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1187219982] [2022-04-28 12:25:52,482 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-28 12:25:52,482 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 2.875) internal successors, (23), 8 states have internal predecessors, (23), 5 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (15), 4 states have call predecessors, (15), 4 states have call successors, (15) Word has length 91 [2022-04-28 12:25:52,482 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-28 12:25:52,483 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 9 states, 8 states have (on average 2.875) internal successors, (23), 8 states have internal predecessors, (23), 5 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (15), 4 states have call predecessors, (15), 4 states have call successors, (15) [2022-04-28 12:25:52,527 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 55 edges. 55 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-28 12:25:52,527 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-04-28 12:25:52,527 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-28 12:25:52,528 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-04-28 12:25:52,528 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=145, Unknown=0, NotChecked=0, Total=182 [2022-04-28 12:25:52,528 INFO L87 Difference]: Start difference. First operand 138 states and 181 transitions. Second operand has 9 states, 8 states have (on average 2.875) internal successors, (23), 8 states have internal predecessors, (23), 5 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (15), 4 states have call predecessors, (15), 4 states have call successors, (15) [2022-04-28 12:25:53,918 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-28 12:25:53,918 INFO L93 Difference]: Finished difference Result 165 states and 217 transitions. [2022-04-28 12:25:53,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-04-28 12:25:53,918 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 2.875) internal successors, (23), 8 states have internal predecessors, (23), 5 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (15), 4 states have call predecessors, (15), 4 states have call successors, (15) Word has length 91 [2022-04-28 12:25:53,918 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-28 12:25:53,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 8 states have (on average 2.875) internal successors, (23), 8 states have internal predecessors, (23), 5 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (15), 4 states have call predecessors, (15), 4 states have call successors, (15) [2022-04-28 12:25:53,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 105 transitions. [2022-04-28 12:25:53,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 8 states have (on average 2.875) internal successors, (23), 8 states have internal predecessors, (23), 5 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (15), 4 states have call predecessors, (15), 4 states have call successors, (15) [2022-04-28 12:25:53,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 105 transitions. [2022-04-28 12:25:53,921 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 9 states and 105 transitions. [2022-04-28 12:25:54,014 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 105 edges. 105 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-28 12:25:54,017 INFO L225 Difference]: With dead ends: 165 [2022-04-28 12:25:54,017 INFO L226 Difference]: Without dead ends: 162 [2022-04-28 12:25:54,018 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 185 GetRequests, 168 SyntacticMatches, 1 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=63, Invalid=243, Unknown=0, NotChecked=0, Total=306 [2022-04-28 12:25:54,020 INFO L413 NwaCegarLoop]: 57 mSDtfsCounter, 19 mSDsluCounter, 218 mSDsCounter, 0 mSdLazyCounter, 323 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 27 SdHoareTripleChecker+Valid, 275 SdHoareTripleChecker+Invalid, 342 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 323 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-04-28 12:25:54,020 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [27 Valid, 275 Invalid, 342 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 323 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-04-28 12:25:54,020 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 162 states. [2022-04-28 12:25:54,302 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 162 to 161. [2022-04-28 12:25:54,302 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-28 12:25:54,303 INFO L82 GeneralOperation]: Start isEquivalent. First operand 162 states. Second operand has 161 states, 90 states have (on average 1.1666666666666667) internal successors, (105), 92 states have internal predecessors, (105), 55 states have call successors, (55), 16 states have call predecessors, (55), 15 states have return successors, (52), 52 states have call predecessors, (52), 52 states have call successors, (52) [2022-04-28 12:25:54,303 INFO L74 IsIncluded]: Start isIncluded. First operand 162 states. Second operand has 161 states, 90 states have (on average 1.1666666666666667) internal successors, (105), 92 states have internal predecessors, (105), 55 states have call successors, (55), 16 states have call predecessors, (55), 15 states have return successors, (52), 52 states have call predecessors, (52), 52 states have call successors, (52) [2022-04-28 12:25:54,303 INFO L87 Difference]: Start difference. First operand 162 states. Second operand has 161 states, 90 states have (on average 1.1666666666666667) internal successors, (105), 92 states have internal predecessors, (105), 55 states have call successors, (55), 16 states have call predecessors, (55), 15 states have return successors, (52), 52 states have call predecessors, (52), 52 states have call successors, (52) [2022-04-28 12:25:54,306 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-28 12:25:54,307 INFO L93 Difference]: Finished difference Result 162 states and 213 transitions. [2022-04-28 12:25:54,307 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 213 transitions. [2022-04-28 12:25:54,307 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-28 12:25:54,307 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-28 12:25:54,308 INFO L74 IsIncluded]: Start isIncluded. First operand has 161 states, 90 states have (on average 1.1666666666666667) internal successors, (105), 92 states have internal predecessors, (105), 55 states have call successors, (55), 16 states have call predecessors, (55), 15 states have return successors, (52), 52 states have call predecessors, (52), 52 states have call successors, (52) Second operand 162 states. [2022-04-28 12:25:54,308 INFO L87 Difference]: Start difference. First operand has 161 states, 90 states have (on average 1.1666666666666667) internal successors, (105), 92 states have internal predecessors, (105), 55 states have call successors, (55), 16 states have call predecessors, (55), 15 states have return successors, (52), 52 states have call predecessors, (52), 52 states have call successors, (52) Second operand 162 states. [2022-04-28 12:25:54,311 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-28 12:25:54,311 INFO L93 Difference]: Finished difference Result 162 states and 213 transitions. [2022-04-28 12:25:54,311 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 213 transitions. [2022-04-28 12:25:54,311 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-28 12:25:54,311 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-28 12:25:54,311 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-28 12:25:54,311 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-28 12:25:54,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 161 states, 90 states have (on average 1.1666666666666667) internal successors, (105), 92 states have internal predecessors, (105), 55 states have call successors, (55), 16 states have call predecessors, (55), 15 states have return successors, (52), 52 states have call predecessors, (52), 52 states have call successors, (52) [2022-04-28 12:25:54,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 161 states and 212 transitions. [2022-04-28 12:25:54,315 INFO L78 Accepts]: Start accepts. Automaton has 161 states and 212 transitions. Word has length 91 [2022-04-28 12:25:54,315 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-28 12:25:54,316 INFO L495 AbstractCegarLoop]: Abstraction has 161 states and 212 transitions. [2022-04-28 12:25:54,316 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 2.875) internal successors, (23), 8 states have internal predecessors, (23), 5 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (15), 4 states have call predecessors, (15), 4 states have call successors, (15) [2022-04-28 12:25:54,316 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 161 states and 212 transitions. [2022-04-28 12:25:54,646 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 212 edges. 212 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-28 12:25:54,647 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 212 transitions. [2022-04-28 12:25:54,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-04-28 12:25:54,648 INFO L187 NwaCegarLoop]: Found error trace [2022-04-28 12:25:54,648 INFO L195 NwaCegarLoop]: trace histogram [10, 9, 9, 6, 6, 6, 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, 1, 1, 1, 1] [2022-04-28 12:25:54,672 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Ended with exit code 0 [2022-04-28 12:25:54,857 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2022-04-28 12:25:54,858 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-28 12:25:54,858 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-28 12:25:54,858 INFO L85 PathProgramCache]: Analyzing trace with hash -663071842, now seen corresponding path program 7 times [2022-04-28 12:25:54,858 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-28 12:25:54,858 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [1370417522] [2022-04-28 12:25:54,858 INFO L202 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-04-28 12:25:54,859 INFO L85 PathProgramCache]: Analyzing trace with hash -663071842, now seen corresponding path program 8 times [2022-04-28 12:25:54,859 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-28 12:25:54,859 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1219462148] [2022-04-28 12:25:54,859 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-28 12:25:54,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-28 12:25:54,870 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-04-28 12:25:54,870 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [777131936] [2022-04-28 12:25:54,870 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-04-28 12:25:54,870 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-28 12:25:54,870 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-28 12:25:54,871 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) [2022-04-28 12:25:54,875 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2022-04-28 12:25:54,923 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-04-28 12:25:54,923 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-28 12:25:54,924 INFO L263 TraceCheckSpWp]: Trace formula consists of 262 conjuncts, 5 conjunts are in the unsatisfiable core [2022-04-28 12:25:54,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-28 12:25:54,939 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-28 12:25:55,141 INFO L272 TraceCheckUtils]: 0: Hoare triple {9932#true} call ULTIMATE.init(); {9932#true} is VALID [2022-04-28 12:25:55,141 INFO L290 TraceCheckUtils]: 1: Hoare triple {9932#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); {9932#true} is VALID [2022-04-28 12:25:55,141 INFO L290 TraceCheckUtils]: 2: Hoare triple {9932#true} assume true; {9932#true} is VALID [2022-04-28 12:25:55,141 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {9932#true} {9932#true} #103#return; {9932#true} is VALID [2022-04-28 12:25:55,141 INFO L272 TraceCheckUtils]: 4: Hoare triple {9932#true} call #t~ret6 := main(); {9932#true} is VALID [2022-04-28 12:25:55,142 INFO L290 TraceCheckUtils]: 5: Hoare triple {9932#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;havoc ~c~0;havoc ~k~0;havoc ~xy~0;havoc ~yy~0;assume -2147483648 <= #t~nondet4 && #t~nondet4 <= 2147483647;~x~0 := #t~nondet4;havoc #t~nondet4; {9932#true} is VALID [2022-04-28 12:25:55,142 INFO L272 TraceCheckUtils]: 6: Hoare triple {9932#true} call assume_abort_if_not((if ~x~0 >= 0 && ~x~0 <= 5 then 1 else 0)); {9932#true} is VALID [2022-04-28 12:25:55,142 INFO L290 TraceCheckUtils]: 7: Hoare triple {9932#true} ~cond := #in~cond; {9932#true} is VALID [2022-04-28 12:25:55,142 INFO L290 TraceCheckUtils]: 8: Hoare triple {9932#true} assume !(0 == ~cond); {9932#true} is VALID [2022-04-28 12:25:55,142 INFO L290 TraceCheckUtils]: 9: Hoare triple {9932#true} assume true; {9932#true} is VALID [2022-04-28 12:25:55,142 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {9932#true} {9932#true} #79#return; {9932#true} is VALID [2022-04-28 12:25:55,142 INFO L290 TraceCheckUtils]: 11: Hoare triple {9932#true} assume -2147483648 <= #t~nondet5 && #t~nondet5 <= 2147483647;~y~0 := #t~nondet5;havoc #t~nondet5; {9932#true} is VALID [2022-04-28 12:25:55,142 INFO L272 TraceCheckUtils]: 12: Hoare triple {9932#true} call assume_abort_if_not((if ~y~0 >= 0 && ~y~0 <= 5 then 1 else 0)); {9932#true} is VALID [2022-04-28 12:25:55,142 INFO L290 TraceCheckUtils]: 13: Hoare triple {9932#true} ~cond := #in~cond; {9932#true} is VALID [2022-04-28 12:25:55,142 INFO L290 TraceCheckUtils]: 14: Hoare triple {9932#true} assume !(0 == ~cond); {9932#true} is VALID [2022-04-28 12:25:55,142 INFO L290 TraceCheckUtils]: 15: Hoare triple {9932#true} assume true; {9932#true} is VALID [2022-04-28 12:25:55,142 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {9932#true} {9932#true} #81#return; {9932#true} is VALID [2022-04-28 12:25:55,142 INFO L272 TraceCheckUtils]: 17: Hoare triple {9932#true} call assume_abort_if_not((if ~x~0 >= 1 then 1 else 0)); {9932#true} is VALID [2022-04-28 12:25:55,142 INFO L290 TraceCheckUtils]: 18: Hoare triple {9932#true} ~cond := #in~cond; {9932#true} is VALID [2022-04-28 12:25:55,143 INFO L290 TraceCheckUtils]: 19: Hoare triple {9932#true} assume !(0 == ~cond); {9932#true} is VALID [2022-04-28 12:25:55,143 INFO L290 TraceCheckUtils]: 20: Hoare triple {9932#true} assume true; {9932#true} is VALID [2022-04-28 12:25:55,143 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {9932#true} {9932#true} #83#return; {9932#true} is VALID [2022-04-28 12:25:55,143 INFO L272 TraceCheckUtils]: 22: Hoare triple {9932#true} call assume_abort_if_not((if ~y~0 >= 1 then 1 else 0)); {9932#true} is VALID [2022-04-28 12:25:55,143 INFO L290 TraceCheckUtils]: 23: Hoare triple {9932#true} ~cond := #in~cond; {9932#true} is VALID [2022-04-28 12:25:55,143 INFO L290 TraceCheckUtils]: 24: Hoare triple {9932#true} assume !(0 == ~cond); {9932#true} is VALID [2022-04-28 12:25:55,143 INFO L290 TraceCheckUtils]: 25: Hoare triple {9932#true} assume true; {9932#true} is VALID [2022-04-28 12:25:55,143 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {9932#true} {9932#true} #85#return; {9932#true} is VALID [2022-04-28 12:25:55,143 INFO L290 TraceCheckUtils]: 27: Hoare triple {9932#true} ~a~0 := ~x~0;~b~0 := ~y~0;~p~0 := 1;~q~0 := 0;~r~0 := 0;~s~0 := 1;~c~0 := 0;~k~0 := 0;~xy~0 := ~x~0 * ~y~0;~yy~0 := ~y~0 * ~y~0; {9932#true} is VALID [2022-04-28 12:25:55,143 INFO L272 TraceCheckUtils]: 28: Hoare triple {9932#true} call assume_abort_if_not((if ~xy~0 < 2147483647 then 1 else 0)); {9932#true} is VALID [2022-04-28 12:25:55,143 INFO L290 TraceCheckUtils]: 29: Hoare triple {9932#true} ~cond := #in~cond; {9932#true} is VALID [2022-04-28 12:25:55,143 INFO L290 TraceCheckUtils]: 30: Hoare triple {9932#true} assume !(0 == ~cond); {9932#true} is VALID [2022-04-28 12:25:55,143 INFO L290 TraceCheckUtils]: 31: Hoare triple {9932#true} assume true; {9932#true} is VALID [2022-04-28 12:25:55,144 INFO L284 TraceCheckUtils]: 32: Hoare quadruple {9932#true} {9932#true} #87#return; {9932#true} is VALID [2022-04-28 12:25:55,144 INFO L272 TraceCheckUtils]: 33: Hoare triple {9932#true} call assume_abort_if_not((if ~yy~0 < 2147483647 then 1 else 0)); {9932#true} is VALID [2022-04-28 12:25:55,144 INFO L290 TraceCheckUtils]: 34: Hoare triple {9932#true} ~cond := #in~cond; {9932#true} is VALID [2022-04-28 12:25:55,144 INFO L290 TraceCheckUtils]: 35: Hoare triple {9932#true} assume !(0 == ~cond); {9932#true} is VALID [2022-04-28 12:25:55,144 INFO L290 TraceCheckUtils]: 36: Hoare triple {9932#true} assume true; {9932#true} is VALID [2022-04-28 12:25:55,144 INFO L284 TraceCheckUtils]: 37: Hoare quadruple {9932#true} {9932#true} #89#return; {9932#true} is VALID [2022-04-28 12:25:55,144 INFO L290 TraceCheckUtils]: 38: Hoare triple {9932#true} assume !false; {9932#true} is VALID [2022-04-28 12:25:55,144 INFO L290 TraceCheckUtils]: 39: Hoare triple {9932#true} assume !!(0 != ~b~0);~c~0 := ~a~0;~k~0 := 0; {9932#true} is VALID [2022-04-28 12:25:55,144 INFO L290 TraceCheckUtils]: 40: Hoare triple {9932#true} assume !false; {9932#true} is VALID [2022-04-28 12:25:55,144 INFO L272 TraceCheckUtils]: 41: Hoare triple {9932#true} call __VERIFIER_assert((if ~a~0 == ~k~0 * ~b~0 + ~c~0 then 1 else 0)); {9932#true} is VALID [2022-04-28 12:25:55,144 INFO L290 TraceCheckUtils]: 42: Hoare triple {9932#true} ~cond := #in~cond; {9932#true} is VALID [2022-04-28 12:25:55,144 INFO L290 TraceCheckUtils]: 43: Hoare triple {9932#true} assume !(0 == ~cond); {9932#true} is VALID [2022-04-28 12:25:55,144 INFO L290 TraceCheckUtils]: 44: Hoare triple {9932#true} assume true; {9932#true} is VALID [2022-04-28 12:25:55,144 INFO L284 TraceCheckUtils]: 45: Hoare quadruple {9932#true} {9932#true} #91#return; {9932#true} is VALID [2022-04-28 12:25:55,145 INFO L272 TraceCheckUtils]: 46: Hoare triple {9932#true} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {9932#true} is VALID [2022-04-28 12:25:55,145 INFO L290 TraceCheckUtils]: 47: Hoare triple {9932#true} ~cond := #in~cond; {9932#true} is VALID [2022-04-28 12:25:55,145 INFO L290 TraceCheckUtils]: 48: Hoare triple {9932#true} assume !(0 == ~cond); {9932#true} is VALID [2022-04-28 12:25:55,145 INFO L290 TraceCheckUtils]: 49: Hoare triple {9932#true} assume true; {9932#true} is VALID [2022-04-28 12:25:55,145 INFO L284 TraceCheckUtils]: 50: Hoare quadruple {9932#true} {9932#true} #93#return; {9932#true} is VALID [2022-04-28 12:25:55,145 INFO L272 TraceCheckUtils]: 51: Hoare triple {9932#true} call __VERIFIER_assert((if ~b~0 == ~x~0 * ~q~0 + ~y~0 * ~s~0 then 1 else 0)); {9932#true} is VALID [2022-04-28 12:25:55,145 INFO L290 TraceCheckUtils]: 52: Hoare triple {9932#true} ~cond := #in~cond; {9932#true} is VALID [2022-04-28 12:25:55,145 INFO L290 TraceCheckUtils]: 53: Hoare triple {9932#true} assume !(0 == ~cond); {9932#true} is VALID [2022-04-28 12:25:55,145 INFO L290 TraceCheckUtils]: 54: Hoare triple {9932#true} assume true; {9932#true} is VALID [2022-04-28 12:25:55,145 INFO L284 TraceCheckUtils]: 55: Hoare quadruple {9932#true} {9932#true} #95#return; {9932#true} is VALID [2022-04-28 12:25:55,145 INFO L272 TraceCheckUtils]: 56: Hoare triple {9932#true} call __VERIFIER_assert((if 0 == ~q~0 * ~xy~0 + ~s~0 * ~yy~0 - ~q~0 * ~x~0 - ~b~0 * ~y~0 - ~s~0 * ~y~0 + ~b~0 then 1 else 0)); {9932#true} is VALID [2022-04-28 12:25:55,145 INFO L290 TraceCheckUtils]: 57: Hoare triple {9932#true} ~cond := #in~cond; {9932#true} is VALID [2022-04-28 12:25:55,145 INFO L290 TraceCheckUtils]: 58: Hoare triple {9932#true} assume !(0 == ~cond); {9932#true} is VALID [2022-04-28 12:25:55,146 INFO L290 TraceCheckUtils]: 59: Hoare triple {9932#true} assume true; {9932#true} is VALID [2022-04-28 12:25:55,146 INFO L284 TraceCheckUtils]: 60: Hoare quadruple {9932#true} {9932#true} #97#return; {9932#true} is VALID [2022-04-28 12:25:55,146 INFO L290 TraceCheckUtils]: 61: Hoare triple {9932#true} assume !(~c~0 >= ~b~0); {10120#(not (<= main_~b~0 main_~c~0))} is VALID [2022-04-28 12:25:55,146 INFO L290 TraceCheckUtils]: 62: Hoare triple {10120#(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; {10124#(< main_~b~0 main_~a~0)} is VALID [2022-04-28 12:25:55,147 INFO L290 TraceCheckUtils]: 63: Hoare triple {10124#(< main_~b~0 main_~a~0)} assume !false; {10124#(< main_~b~0 main_~a~0)} is VALID [2022-04-28 12:25:55,147 INFO L290 TraceCheckUtils]: 64: Hoare triple {10124#(< main_~b~0 main_~a~0)} assume !!(0 != ~b~0);~c~0 := ~a~0;~k~0 := 0; {10131#(< main_~b~0 main_~c~0)} is VALID [2022-04-28 12:25:55,147 INFO L290 TraceCheckUtils]: 65: Hoare triple {10131#(< main_~b~0 main_~c~0)} assume !false; {10131#(< main_~b~0 main_~c~0)} is VALID [2022-04-28 12:25:55,147 INFO L272 TraceCheckUtils]: 66: Hoare triple {10131#(< main_~b~0 main_~c~0)} call __VERIFIER_assert((if ~a~0 == ~k~0 * ~b~0 + ~c~0 then 1 else 0)); {9932#true} is VALID [2022-04-28 12:25:55,147 INFO L290 TraceCheckUtils]: 67: Hoare triple {9932#true} ~cond := #in~cond; {9932#true} is VALID [2022-04-28 12:25:55,147 INFO L290 TraceCheckUtils]: 68: Hoare triple {9932#true} assume !(0 == ~cond); {9932#true} is VALID [2022-04-28 12:25:55,147 INFO L290 TraceCheckUtils]: 69: Hoare triple {9932#true} assume true; {9932#true} is VALID [2022-04-28 12:25:55,148 INFO L284 TraceCheckUtils]: 70: Hoare quadruple {9932#true} {10131#(< main_~b~0 main_~c~0)} #91#return; {10131#(< main_~b~0 main_~c~0)} is VALID [2022-04-28 12:25:55,148 INFO L272 TraceCheckUtils]: 71: Hoare triple {10131#(< main_~b~0 main_~c~0)} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {9932#true} is VALID [2022-04-28 12:25:55,148 INFO L290 TraceCheckUtils]: 72: Hoare triple {9932#true} ~cond := #in~cond; {9932#true} is VALID [2022-04-28 12:25:55,148 INFO L290 TraceCheckUtils]: 73: Hoare triple {9932#true} assume !(0 == ~cond); {9932#true} is VALID [2022-04-28 12:25:55,148 INFO L290 TraceCheckUtils]: 74: Hoare triple {9932#true} assume true; {9932#true} is VALID [2022-04-28 12:25:55,149 INFO L284 TraceCheckUtils]: 75: Hoare quadruple {9932#true} {10131#(< main_~b~0 main_~c~0)} #93#return; {10131#(< main_~b~0 main_~c~0)} is VALID [2022-04-28 12:25:55,149 INFO L272 TraceCheckUtils]: 76: Hoare triple {10131#(< main_~b~0 main_~c~0)} call __VERIFIER_assert((if ~b~0 == ~x~0 * ~q~0 + ~y~0 * ~s~0 then 1 else 0)); {9932#true} is VALID [2022-04-28 12:25:55,149 INFO L290 TraceCheckUtils]: 77: Hoare triple {9932#true} ~cond := #in~cond; {9932#true} is VALID [2022-04-28 12:25:55,149 INFO L290 TraceCheckUtils]: 78: Hoare triple {9932#true} assume !(0 == ~cond); {9932#true} is VALID [2022-04-28 12:25:55,149 INFO L290 TraceCheckUtils]: 79: Hoare triple {9932#true} assume true; {9932#true} is VALID [2022-04-28 12:25:55,150 INFO L284 TraceCheckUtils]: 80: Hoare quadruple {9932#true} {10131#(< main_~b~0 main_~c~0)} #95#return; {10131#(< main_~b~0 main_~c~0)} is VALID [2022-04-28 12:25:55,150 INFO L272 TraceCheckUtils]: 81: Hoare triple {10131#(< main_~b~0 main_~c~0)} call __VERIFIER_assert((if 0 == ~q~0 * ~xy~0 + ~s~0 * ~yy~0 - ~q~0 * ~x~0 - ~b~0 * ~y~0 - ~s~0 * ~y~0 + ~b~0 then 1 else 0)); {9932#true} is VALID [2022-04-28 12:25:55,150 INFO L290 TraceCheckUtils]: 82: Hoare triple {9932#true} ~cond := #in~cond; {9932#true} is VALID [2022-04-28 12:25:55,150 INFO L290 TraceCheckUtils]: 83: Hoare triple {9932#true} assume !(0 == ~cond); {9932#true} is VALID [2022-04-28 12:25:55,150 INFO L290 TraceCheckUtils]: 84: Hoare triple {9932#true} assume true; {9932#true} is VALID [2022-04-28 12:25:55,151 INFO L284 TraceCheckUtils]: 85: Hoare quadruple {9932#true} {10131#(< main_~b~0 main_~c~0)} #97#return; {10131#(< main_~b~0 main_~c~0)} is VALID [2022-04-28 12:25:55,151 INFO L290 TraceCheckUtils]: 86: Hoare triple {10131#(< main_~b~0 main_~c~0)} assume !(~c~0 >= ~b~0); {9933#false} is VALID [2022-04-28 12:25:55,151 INFO L290 TraceCheckUtils]: 87: Hoare triple {9933#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; {9933#false} is VALID [2022-04-28 12:25:55,151 INFO L290 TraceCheckUtils]: 88: Hoare triple {9933#false} assume !false; {9933#false} is VALID [2022-04-28 12:25:55,151 INFO L290 TraceCheckUtils]: 89: Hoare triple {9933#false} assume !!(0 != ~b~0);~c~0 := ~a~0;~k~0 := 0; {9933#false} is VALID [2022-04-28 12:25:55,151 INFO L290 TraceCheckUtils]: 90: Hoare triple {9933#false} assume !false; {9933#false} is VALID [2022-04-28 12:25:55,151 INFO L272 TraceCheckUtils]: 91: Hoare triple {9933#false} call __VERIFIER_assert((if ~a~0 == ~k~0 * ~b~0 + ~c~0 then 1 else 0)); {9933#false} is VALID [2022-04-28 12:25:55,152 INFO L290 TraceCheckUtils]: 92: Hoare triple {9933#false} ~cond := #in~cond; {9933#false} is VALID [2022-04-28 12:25:55,152 INFO L290 TraceCheckUtils]: 93: Hoare triple {9933#false} assume !(0 == ~cond); {9933#false} is VALID [2022-04-28 12:25:55,152 INFO L290 TraceCheckUtils]: 94: Hoare triple {9933#false} assume true; {9933#false} is VALID [2022-04-28 12:25:55,152 INFO L284 TraceCheckUtils]: 95: Hoare quadruple {9933#false} {9933#false} #91#return; {9933#false} is VALID [2022-04-28 12:25:55,152 INFO L272 TraceCheckUtils]: 96: Hoare triple {9933#false} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {9933#false} is VALID [2022-04-28 12:25:55,152 INFO L290 TraceCheckUtils]: 97: Hoare triple {9933#false} ~cond := #in~cond; {9933#false} is VALID [2022-04-28 12:25:55,152 INFO L290 TraceCheckUtils]: 98: Hoare triple {9933#false} assume 0 == ~cond; {9933#false} is VALID [2022-04-28 12:25:55,152 INFO L290 TraceCheckUtils]: 99: Hoare triple {9933#false} assume !false; {9933#false} is VALID [2022-04-28 12:25:55,152 INFO L134 CoverageAnalysis]: Checked inductivity of 241 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 174 trivial. 0 not checked. [2022-04-28 12:25:55,152 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-04-28 12:25:55,153 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-28 12:25:55,153 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1219462148] [2022-04-28 12:25:55,153 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-04-28 12:25:55,153 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [777131936] [2022-04-28 12:25:55,153 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [777131936] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-28 12:25:55,153 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-28 12:25:55,153 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-04-28 12:25:55,153 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-28 12:25:55,153 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [1370417522] [2022-04-28 12:25:55,153 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [1370417522] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-28 12:25:55,153 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-28 12:25:55,153 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-04-28 12:25:55,153 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [231724800] [2022-04-28 12:25:55,154 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-28 12:25:55,154 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 5 states have internal predecessors, (29), 3 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (16), 3 states have call predecessors, (16), 3 states have call successors, (16) Word has length 100 [2022-04-28 12:25:55,154 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-28 12:25:55,154 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 5 states, 5 states have (on average 5.8) internal successors, (29), 5 states have internal predecessors, (29), 3 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (16), 3 states have call predecessors, (16), 3 states have call successors, (16) [2022-04-28 12:25:55,199 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 63 edges. 63 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-28 12:25:55,199 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-04-28 12:25:55,199 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-28 12:25:55,200 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-04-28 12:25:55,200 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-04-28 12:25:55,200 INFO L87 Difference]: Start difference. First operand 161 states and 212 transitions. Second operand has 5 states, 5 states have (on average 5.8) internal successors, (29), 5 states have internal predecessors, (29), 3 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (16), 3 states have call predecessors, (16), 3 states have call successors, (16) [2022-04-28 12:25:55,724 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-28 12:25:55,725 INFO L93 Difference]: Finished difference Result 209 states and 286 transitions. [2022-04-28 12:25:55,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-04-28 12:25:55,725 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 5 states have internal predecessors, (29), 3 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (16), 3 states have call predecessors, (16), 3 states have call successors, (16) Word has length 100 [2022-04-28 12:25:55,725 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-28 12:25:55,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 5.8) internal successors, (29), 5 states have internal predecessors, (29), 3 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (16), 3 states have call predecessors, (16), 3 states have call successors, (16) [2022-04-28 12:25:55,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 94 transitions. [2022-04-28 12:25:55,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 5.8) internal successors, (29), 5 states have internal predecessors, (29), 3 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (16), 3 states have call predecessors, (16), 3 states have call successors, (16) [2022-04-28 12:25:55,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 94 transitions. [2022-04-28 12:25:55,727 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 6 states and 94 transitions. [2022-04-28 12:25:55,802 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 94 edges. 94 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-28 12:25:55,805 INFO L225 Difference]: With dead ends: 209 [2022-04-28 12:25:55,805 INFO L226 Difference]: Without dead ends: 164 [2022-04-28 12:25:55,807 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 101 GetRequests, 96 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2022-04-28 12:25:55,808 INFO L413 NwaCegarLoop]: 58 mSDtfsCounter, 6 mSDsluCounter, 105 mSDsCounter, 0 mSdLazyCounter, 69 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11 SdHoareTripleChecker+Valid, 163 SdHoareTripleChecker+Invalid, 74 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 69 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-04-28 12:25:55,809 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [11 Valid, 163 Invalid, 74 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 69 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-04-28 12:25:55,809 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 164 states. [2022-04-28 12:25:56,065 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 164 to 155. [2022-04-28 12:25:56,065 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-28 12:25:56,065 INFO L82 GeneralOperation]: Start isEquivalent. First operand 164 states. Second operand has 155 states, 84 states have (on average 1.119047619047619) internal successors, (94), 86 states have internal predecessors, (94), 55 states have call successors, (55), 16 states have call predecessors, (55), 15 states have return successors, (52), 52 states have call predecessors, (52), 52 states have call successors, (52) [2022-04-28 12:25:56,065 INFO L74 IsIncluded]: Start isIncluded. First operand 164 states. Second operand has 155 states, 84 states have (on average 1.119047619047619) internal successors, (94), 86 states have internal predecessors, (94), 55 states have call successors, (55), 16 states have call predecessors, (55), 15 states have return successors, (52), 52 states have call predecessors, (52), 52 states have call successors, (52) [2022-04-28 12:25:56,066 INFO L87 Difference]: Start difference. First operand 164 states. Second operand has 155 states, 84 states have (on average 1.119047619047619) internal successors, (94), 86 states have internal predecessors, (94), 55 states have call successors, (55), 16 states have call predecessors, (55), 15 states have return successors, (52), 52 states have call predecessors, (52), 52 states have call successors, (52) [2022-04-28 12:25:56,069 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-28 12:25:56,069 INFO L93 Difference]: Finished difference Result 164 states and 215 transitions. [2022-04-28 12:25:56,069 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 215 transitions. [2022-04-28 12:25:56,070 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-28 12:25:56,070 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-28 12:25:56,070 INFO L74 IsIncluded]: Start isIncluded. First operand has 155 states, 84 states have (on average 1.119047619047619) internal successors, (94), 86 states have internal predecessors, (94), 55 states have call successors, (55), 16 states have call predecessors, (55), 15 states have return successors, (52), 52 states have call predecessors, (52), 52 states have call successors, (52) Second operand 164 states. [2022-04-28 12:25:56,070 INFO L87 Difference]: Start difference. First operand has 155 states, 84 states have (on average 1.119047619047619) internal successors, (94), 86 states have internal predecessors, (94), 55 states have call successors, (55), 16 states have call predecessors, (55), 15 states have return successors, (52), 52 states have call predecessors, (52), 52 states have call successors, (52) Second operand 164 states. [2022-04-28 12:25:56,074 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-28 12:25:56,074 INFO L93 Difference]: Finished difference Result 164 states and 215 transitions. [2022-04-28 12:25:56,074 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 215 transitions. [2022-04-28 12:25:56,075 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-28 12:25:56,075 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-28 12:25:56,075 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-28 12:25:56,075 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-28 12:25:56,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 155 states, 84 states have (on average 1.119047619047619) internal successors, (94), 86 states have internal predecessors, (94), 55 states have call successors, (55), 16 states have call predecessors, (55), 15 states have return successors, (52), 52 states have call predecessors, (52), 52 states have call successors, (52) [2022-04-28 12:25:56,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 155 states and 201 transitions. [2022-04-28 12:25:56,078 INFO L78 Accepts]: Start accepts. Automaton has 155 states and 201 transitions. Word has length 100 [2022-04-28 12:25:56,078 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-28 12:25:56,078 INFO L495 AbstractCegarLoop]: Abstraction has 155 states and 201 transitions. [2022-04-28 12:25:56,081 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 5 states have internal predecessors, (29), 3 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (16), 3 states have call predecessors, (16), 3 states have call successors, (16) [2022-04-28 12:25:56,082 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 155 states and 201 transitions. [2022-04-28 12:25:56,404 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 201 edges. 201 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-28 12:25:56,405 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 201 transitions. [2022-04-28 12:25:56,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2022-04-28 12:25:56,408 INFO L187 NwaCegarLoop]: Found error trace [2022-04-28 12:25:56,408 INFO L195 NwaCegarLoop]: trace histogram [12, 11, 11, 6, 6, 6, 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] [2022-04-28 12:25:56,435 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2022-04-28 12:25:56,624 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2022-04-28 12:25:56,625 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-28 12:25:56,625 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-28 12:25:56,625 INFO L85 PathProgramCache]: Analyzing trace with hash -428114403, now seen corresponding path program 1 times [2022-04-28 12:25:56,625 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-28 12:25:56,625 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [1713004093] [2022-04-28 12:25:56,626 INFO L202 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-04-28 12:25:56,626 INFO L85 PathProgramCache]: Analyzing trace with hash -428114403, now seen corresponding path program 2 times [2022-04-28 12:25:56,626 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-28 12:25:56,626 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1964452040] [2022-04-28 12:25:56,626 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-28 12:25:56,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-28 12:25:56,646 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-04-28 12:25:56,646 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [175901313] [2022-04-28 12:25:56,646 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-04-28 12:25:56,646 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-28 12:25:56,646 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-28 12:25:56,647 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) [2022-04-28 12:25:56,647 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2022-04-28 12:25:56,700 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-04-28 12:25:56,700 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-28 12:25:56,702 INFO L263 TraceCheckSpWp]: Trace formula consists of 264 conjuncts, 66 conjunts are in the unsatisfiable core [2022-04-28 12:25:56,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-28 12:25:56,721 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-28 12:25:58,333 INFO L272 TraceCheckUtils]: 0: Hoare triple {11296#true} call ULTIMATE.init(); {11296#true} is VALID [2022-04-28 12:25:58,333 INFO L290 TraceCheckUtils]: 1: Hoare triple {11296#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); {11296#true} is VALID [2022-04-28 12:25:58,333 INFO L290 TraceCheckUtils]: 2: Hoare triple {11296#true} assume true; {11296#true} is VALID [2022-04-28 12:25:58,333 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {11296#true} {11296#true} #103#return; {11296#true} is VALID [2022-04-28 12:25:58,333 INFO L272 TraceCheckUtils]: 4: Hoare triple {11296#true} call #t~ret6 := main(); {11296#true} is VALID [2022-04-28 12:25:58,333 INFO L290 TraceCheckUtils]: 5: Hoare triple {11296#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;havoc ~c~0;havoc ~k~0;havoc ~xy~0;havoc ~yy~0;assume -2147483648 <= #t~nondet4 && #t~nondet4 <= 2147483647;~x~0 := #t~nondet4;havoc #t~nondet4; {11296#true} is VALID [2022-04-28 12:25:58,333 INFO L272 TraceCheckUtils]: 6: Hoare triple {11296#true} call assume_abort_if_not((if ~x~0 >= 0 && ~x~0 <= 5 then 1 else 0)); {11296#true} is VALID [2022-04-28 12:25:58,333 INFO L290 TraceCheckUtils]: 7: Hoare triple {11296#true} ~cond := #in~cond; {11296#true} is VALID [2022-04-28 12:25:58,334 INFO L290 TraceCheckUtils]: 8: Hoare triple {11296#true} assume !(0 == ~cond); {11296#true} is VALID [2022-04-28 12:25:58,334 INFO L290 TraceCheckUtils]: 9: Hoare triple {11296#true} assume true; {11296#true} is VALID [2022-04-28 12:25:58,334 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {11296#true} {11296#true} #79#return; {11296#true} is VALID [2022-04-28 12:25:58,334 INFO L290 TraceCheckUtils]: 11: Hoare triple {11296#true} assume -2147483648 <= #t~nondet5 && #t~nondet5 <= 2147483647;~y~0 := #t~nondet5;havoc #t~nondet5; {11296#true} is VALID [2022-04-28 12:25:58,334 INFO L272 TraceCheckUtils]: 12: Hoare triple {11296#true} call assume_abort_if_not((if ~y~0 >= 0 && ~y~0 <= 5 then 1 else 0)); {11296#true} is VALID [2022-04-28 12:25:58,334 INFO L290 TraceCheckUtils]: 13: Hoare triple {11296#true} ~cond := #in~cond; {11296#true} is VALID [2022-04-28 12:25:58,334 INFO L290 TraceCheckUtils]: 14: Hoare triple {11296#true} assume !(0 == ~cond); {11296#true} is VALID [2022-04-28 12:25:58,334 INFO L290 TraceCheckUtils]: 15: Hoare triple {11296#true} assume true; {11296#true} is VALID [2022-04-28 12:25:58,334 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {11296#true} {11296#true} #81#return; {11296#true} is VALID [2022-04-28 12:25:58,334 INFO L272 TraceCheckUtils]: 17: Hoare triple {11296#true} call assume_abort_if_not((if ~x~0 >= 1 then 1 else 0)); {11296#true} is VALID [2022-04-28 12:25:58,335 INFO L290 TraceCheckUtils]: 18: Hoare triple {11296#true} ~cond := #in~cond; {11355#(= assume_abort_if_not_~cond |assume_abort_if_not_#in~cond|)} is VALID [2022-04-28 12:25:58,335 INFO L290 TraceCheckUtils]: 19: Hoare triple {11355#(= assume_abort_if_not_~cond |assume_abort_if_not_#in~cond|)} assume !(0 == ~cond); {11359#(not (= |assume_abort_if_not_#in~cond| 0))} is VALID [2022-04-28 12:25:58,335 INFO L290 TraceCheckUtils]: 20: Hoare triple {11359#(not (= |assume_abort_if_not_#in~cond| 0))} assume true; {11359#(not (= |assume_abort_if_not_#in~cond| 0))} is VALID [2022-04-28 12:25:58,336 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {11359#(not (= |assume_abort_if_not_#in~cond| 0))} {11296#true} #83#return; {11366#(<= 1 main_~x~0)} is VALID [2022-04-28 12:25:58,336 INFO L272 TraceCheckUtils]: 22: Hoare triple {11366#(<= 1 main_~x~0)} call assume_abort_if_not((if ~y~0 >= 1 then 1 else 0)); {11296#true} is VALID [2022-04-28 12:25:58,336 INFO L290 TraceCheckUtils]: 23: Hoare triple {11296#true} ~cond := #in~cond; {11296#true} is VALID [2022-04-28 12:25:58,336 INFO L290 TraceCheckUtils]: 24: Hoare triple {11296#true} assume !(0 == ~cond); {11296#true} is VALID [2022-04-28 12:25:58,336 INFO L290 TraceCheckUtils]: 25: Hoare triple {11296#true} assume true; {11296#true} is VALID [2022-04-28 12:25:58,336 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {11296#true} {11366#(<= 1 main_~x~0)} #85#return; {11366#(<= 1 main_~x~0)} is VALID [2022-04-28 12:25:58,337 INFO L290 TraceCheckUtils]: 27: Hoare triple {11366#(<= 1 main_~x~0)} ~a~0 := ~x~0;~b~0 := ~y~0;~p~0 := 1;~q~0 := 0;~r~0 := 0;~s~0 := 1;~c~0 := 0;~k~0 := 0;~xy~0 := ~x~0 * ~y~0;~yy~0 := ~y~0 * ~y~0; {11385#(and (= main_~r~0 0) (<= 1 main_~x~0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-28 12:25:58,337 INFO L272 TraceCheckUtils]: 28: Hoare triple {11385#(and (= main_~r~0 0) (<= 1 main_~x~0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~a~0 main_~x~0) (= main_~p~0 1))} call assume_abort_if_not((if ~xy~0 < 2147483647 then 1 else 0)); {11296#true} is VALID [2022-04-28 12:25:58,337 INFO L290 TraceCheckUtils]: 29: Hoare triple {11296#true} ~cond := #in~cond; {11296#true} is VALID [2022-04-28 12:25:58,337 INFO L290 TraceCheckUtils]: 30: Hoare triple {11296#true} assume !(0 == ~cond); {11296#true} is VALID [2022-04-28 12:25:58,337 INFO L290 TraceCheckUtils]: 31: Hoare triple {11296#true} assume true; {11296#true} is VALID [2022-04-28 12:25:58,338 INFO L284 TraceCheckUtils]: 32: Hoare quadruple {11296#true} {11385#(and (= main_~r~0 0) (<= 1 main_~x~0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~a~0 main_~x~0) (= main_~p~0 1))} #87#return; {11385#(and (= main_~r~0 0) (<= 1 main_~x~0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-28 12:25:58,338 INFO L272 TraceCheckUtils]: 33: Hoare triple {11385#(and (= main_~r~0 0) (<= 1 main_~x~0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~a~0 main_~x~0) (= main_~p~0 1))} call assume_abort_if_not((if ~yy~0 < 2147483647 then 1 else 0)); {11296#true} is VALID [2022-04-28 12:25:58,338 INFO L290 TraceCheckUtils]: 34: Hoare triple {11296#true} ~cond := #in~cond; {11296#true} is VALID [2022-04-28 12:25:58,338 INFO L290 TraceCheckUtils]: 35: Hoare triple {11296#true} assume !(0 == ~cond); {11296#true} is VALID [2022-04-28 12:25:58,338 INFO L290 TraceCheckUtils]: 36: Hoare triple {11296#true} assume true; {11296#true} is VALID [2022-04-28 12:25:58,339 INFO L284 TraceCheckUtils]: 37: Hoare quadruple {11296#true} {11385#(and (= main_~r~0 0) (<= 1 main_~x~0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~a~0 main_~x~0) (= main_~p~0 1))} #89#return; {11385#(and (= main_~r~0 0) (<= 1 main_~x~0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-28 12:25:58,339 INFO L290 TraceCheckUtils]: 38: Hoare triple {11385#(and (= main_~r~0 0) (<= 1 main_~x~0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~a~0 main_~x~0) (= main_~p~0 1))} assume !false; {11385#(and (= main_~r~0 0) (<= 1 main_~x~0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-28 12:25:58,340 INFO L290 TraceCheckUtils]: 39: Hoare triple {11385#(and (= main_~r~0 0) (<= 1 main_~x~0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~a~0 main_~x~0) (= main_~p~0 1))} assume !!(0 != ~b~0);~c~0 := ~a~0;~k~0 := 0; {11422#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (<= 1 main_~x~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-28 12:25:58,340 INFO L290 TraceCheckUtils]: 40: Hoare triple {11422#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (<= 1 main_~x~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~a~0 main_~x~0) (= main_~p~0 1))} assume !false; {11422#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (<= 1 main_~x~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-28 12:25:58,340 INFO L272 TraceCheckUtils]: 41: Hoare triple {11422#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (<= 1 main_~x~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~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)); {11296#true} is VALID [2022-04-28 12:25:58,340 INFO L290 TraceCheckUtils]: 42: Hoare triple {11296#true} ~cond := #in~cond; {11296#true} is VALID [2022-04-28 12:25:58,341 INFO L290 TraceCheckUtils]: 43: Hoare triple {11296#true} assume !(0 == ~cond); {11296#true} is VALID [2022-04-28 12:25:58,341 INFO L290 TraceCheckUtils]: 44: Hoare triple {11296#true} assume true; {11296#true} is VALID [2022-04-28 12:25:58,341 INFO L284 TraceCheckUtils]: 45: Hoare quadruple {11296#true} {11422#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (<= 1 main_~x~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~a~0 main_~x~0) (= main_~p~0 1))} #91#return; {11422#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (<= 1 main_~x~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-28 12:25:58,341 INFO L272 TraceCheckUtils]: 46: Hoare triple {11422#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (<= 1 main_~x~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~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)); {11296#true} is VALID [2022-04-28 12:25:58,341 INFO L290 TraceCheckUtils]: 47: Hoare triple {11296#true} ~cond := #in~cond; {11296#true} is VALID [2022-04-28 12:25:58,341 INFO L290 TraceCheckUtils]: 48: Hoare triple {11296#true} assume !(0 == ~cond); {11296#true} is VALID [2022-04-28 12:25:58,342 INFO L290 TraceCheckUtils]: 49: Hoare triple {11296#true} assume true; {11296#true} is VALID [2022-04-28 12:25:58,342 INFO L284 TraceCheckUtils]: 50: Hoare quadruple {11296#true} {11422#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (<= 1 main_~x~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~a~0 main_~x~0) (= main_~p~0 1))} #93#return; {11422#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (<= 1 main_~x~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-28 12:25:58,342 INFO L272 TraceCheckUtils]: 51: Hoare triple {11422#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (<= 1 main_~x~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~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)); {11296#true} is VALID [2022-04-28 12:25:58,342 INFO L290 TraceCheckUtils]: 52: Hoare triple {11296#true} ~cond := #in~cond; {11296#true} is VALID [2022-04-28 12:25:58,342 INFO L290 TraceCheckUtils]: 53: Hoare triple {11296#true} assume !(0 == ~cond); {11296#true} is VALID [2022-04-28 12:25:58,342 INFO L290 TraceCheckUtils]: 54: Hoare triple {11296#true} assume true; {11296#true} is VALID [2022-04-28 12:25:58,343 INFO L284 TraceCheckUtils]: 55: Hoare quadruple {11296#true} {11422#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (<= 1 main_~x~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~a~0 main_~x~0) (= main_~p~0 1))} #95#return; {11422#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (<= 1 main_~x~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-28 12:25:58,343 INFO L272 TraceCheckUtils]: 56: Hoare triple {11422#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (<= 1 main_~x~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~a~0 main_~x~0) (= main_~p~0 1))} call __VERIFIER_assert((if 0 == ~q~0 * ~xy~0 + ~s~0 * ~yy~0 - ~q~0 * ~x~0 - ~b~0 * ~y~0 - ~s~0 * ~y~0 + ~b~0 then 1 else 0)); {11296#true} is VALID [2022-04-28 12:25:58,343 INFO L290 TraceCheckUtils]: 57: Hoare triple {11296#true} ~cond := #in~cond; {11296#true} is VALID [2022-04-28 12:25:58,343 INFO L290 TraceCheckUtils]: 58: Hoare triple {11296#true} assume !(0 == ~cond); {11296#true} is VALID [2022-04-28 12:25:58,343 INFO L290 TraceCheckUtils]: 59: Hoare triple {11296#true} assume true; {11296#true} is VALID [2022-04-28 12:25:58,344 INFO L284 TraceCheckUtils]: 60: Hoare quadruple {11296#true} {11422#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (<= 1 main_~x~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~a~0 main_~x~0) (= main_~p~0 1))} #97#return; {11422#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (<= 1 main_~x~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-28 12:25:58,345 INFO L290 TraceCheckUtils]: 61: Hoare triple {11422#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (<= 1 main_~x~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~a~0 main_~x~0) (= main_~p~0 1))} assume !!(~c~0 >= ~b~0);~c~0 := ~c~0 - ~b~0;~k~0 := 1 + ~k~0; {11489#(and (= main_~r~0 0) (<= 1 main_~x~0) (= main_~s~0 1) (= (+ main_~a~0 (* (- 1) main_~b~0)) main_~c~0) (= (+ (- 1) main_~k~0) 0) (<= main_~b~0 main_~a~0) (= main_~b~0 main_~y~0) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-28 12:25:58,346 INFO L290 TraceCheckUtils]: 62: Hoare triple {11489#(and (= main_~r~0 0) (<= 1 main_~x~0) (= main_~s~0 1) (= (+ main_~a~0 (* (- 1) main_~b~0)) main_~c~0) (= (+ (- 1) main_~k~0) 0) (<= main_~b~0 main_~a~0) (= main_~b~0 main_~y~0) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~a~0 main_~x~0) (= main_~p~0 1))} assume !false; {11489#(and (= main_~r~0 0) (<= 1 main_~x~0) (= main_~s~0 1) (= (+ main_~a~0 (* (- 1) main_~b~0)) main_~c~0) (= (+ (- 1) main_~k~0) 0) (<= main_~b~0 main_~a~0) (= main_~b~0 main_~y~0) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-28 12:25:58,346 INFO L272 TraceCheckUtils]: 63: Hoare triple {11489#(and (= main_~r~0 0) (<= 1 main_~x~0) (= main_~s~0 1) (= (+ main_~a~0 (* (- 1) main_~b~0)) main_~c~0) (= (+ (- 1) main_~k~0) 0) (<= main_~b~0 main_~a~0) (= main_~b~0 main_~y~0) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~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)); {11296#true} is VALID [2022-04-28 12:25:58,346 INFO L290 TraceCheckUtils]: 64: Hoare triple {11296#true} ~cond := #in~cond; {11296#true} is VALID [2022-04-28 12:25:58,346 INFO L290 TraceCheckUtils]: 65: Hoare triple {11296#true} assume !(0 == ~cond); {11296#true} is VALID [2022-04-28 12:25:58,346 INFO L290 TraceCheckUtils]: 66: Hoare triple {11296#true} assume true; {11296#true} is VALID [2022-04-28 12:25:58,346 INFO L284 TraceCheckUtils]: 67: Hoare quadruple {11296#true} {11489#(and (= main_~r~0 0) (<= 1 main_~x~0) (= main_~s~0 1) (= (+ main_~a~0 (* (- 1) main_~b~0)) main_~c~0) (= (+ (- 1) main_~k~0) 0) (<= main_~b~0 main_~a~0) (= main_~b~0 main_~y~0) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~a~0 main_~x~0) (= main_~p~0 1))} #91#return; {11489#(and (= main_~r~0 0) (<= 1 main_~x~0) (= main_~s~0 1) (= (+ main_~a~0 (* (- 1) main_~b~0)) main_~c~0) (= (+ (- 1) main_~k~0) 0) (<= main_~b~0 main_~a~0) (= main_~b~0 main_~y~0) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-28 12:25:58,347 INFO L272 TraceCheckUtils]: 68: Hoare triple {11489#(and (= main_~r~0 0) (<= 1 main_~x~0) (= main_~s~0 1) (= (+ main_~a~0 (* (- 1) main_~b~0)) main_~c~0) (= (+ (- 1) main_~k~0) 0) (<= main_~b~0 main_~a~0) (= main_~b~0 main_~y~0) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~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)); {11296#true} is VALID [2022-04-28 12:25:58,347 INFO L290 TraceCheckUtils]: 69: Hoare triple {11296#true} ~cond := #in~cond; {11514#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} is VALID [2022-04-28 12:25:58,347 INFO L290 TraceCheckUtils]: 70: Hoare triple {11514#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} assume !(0 == ~cond); {11518#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-28 12:25:58,347 INFO L290 TraceCheckUtils]: 71: Hoare triple {11518#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {11518#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-28 12:25:58,349 INFO L284 TraceCheckUtils]: 72: Hoare quadruple {11518#(not (= |__VERIFIER_assert_#in~cond| 0))} {11489#(and (= main_~r~0 0) (<= 1 main_~x~0) (= main_~s~0 1) (= (+ main_~a~0 (* (- 1) main_~b~0)) main_~c~0) (= (+ (- 1) main_~k~0) 0) (<= main_~b~0 main_~a~0) (= main_~b~0 main_~y~0) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~a~0 main_~x~0) (= main_~p~0 1))} #93#return; {11525#(and (= main_~r~0 0) (<= 1 main_~x~0) (= main_~s~0 1) (<= 0 main_~c~0) (= main_~b~0 main_~y~0) (= main_~k~0 1) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0) (= (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)) (+ main_~c~0 main_~b~0)) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~p~0 1))} is VALID [2022-04-28 12:25:58,349 INFO L272 TraceCheckUtils]: 73: Hoare triple {11525#(and (= main_~r~0 0) (<= 1 main_~x~0) (= main_~s~0 1) (<= 0 main_~c~0) (= main_~b~0 main_~y~0) (= main_~k~0 1) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0) (= (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)) (+ main_~c~0 main_~b~0)) (= main_~xy~0 (* main_~y~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)); {11296#true} is VALID [2022-04-28 12:25:58,349 INFO L290 TraceCheckUtils]: 74: Hoare triple {11296#true} ~cond := #in~cond; {11514#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} is VALID [2022-04-28 12:25:58,349 INFO L290 TraceCheckUtils]: 75: Hoare triple {11514#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} assume !(0 == ~cond); {11518#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-28 12:25:58,350 INFO L290 TraceCheckUtils]: 76: Hoare triple {11518#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {11518#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-28 12:25:58,350 INFO L284 TraceCheckUtils]: 77: Hoare quadruple {11518#(not (= |__VERIFIER_assert_#in~cond| 0))} {11525#(and (= main_~r~0 0) (<= 1 main_~x~0) (= main_~s~0 1) (<= 0 main_~c~0) (= main_~b~0 main_~y~0) (= main_~k~0 1) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0) (= (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)) (+ main_~c~0 main_~b~0)) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~p~0 1))} #95#return; {11525#(and (= main_~r~0 0) (<= 1 main_~x~0) (= main_~s~0 1) (<= 0 main_~c~0) (= main_~b~0 main_~y~0) (= main_~k~0 1) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0) (= (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)) (+ main_~c~0 main_~b~0)) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~p~0 1))} is VALID [2022-04-28 12:25:58,350 INFO L272 TraceCheckUtils]: 78: Hoare triple {11525#(and (= main_~r~0 0) (<= 1 main_~x~0) (= main_~s~0 1) (<= 0 main_~c~0) (= main_~b~0 main_~y~0) (= main_~k~0 1) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0) (= (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)) (+ main_~c~0 main_~b~0)) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~p~0 1))} call __VERIFIER_assert((if 0 == ~q~0 * ~xy~0 + ~s~0 * ~yy~0 - ~q~0 * ~x~0 - ~b~0 * ~y~0 - ~s~0 * ~y~0 + ~b~0 then 1 else 0)); {11296#true} is VALID [2022-04-28 12:25:58,350 INFO L290 TraceCheckUtils]: 79: Hoare triple {11296#true} ~cond := #in~cond; {11514#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} is VALID [2022-04-28 12:25:58,351 INFO L290 TraceCheckUtils]: 80: Hoare triple {11514#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} assume !(0 == ~cond); {11518#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-28 12:25:58,351 INFO L290 TraceCheckUtils]: 81: Hoare triple {11518#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {11518#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-28 12:25:58,352 INFO L284 TraceCheckUtils]: 82: Hoare quadruple {11518#(not (= |__VERIFIER_assert_#in~cond| 0))} {11525#(and (= main_~r~0 0) (<= 1 main_~x~0) (= main_~s~0 1) (<= 0 main_~c~0) (= main_~b~0 main_~y~0) (= main_~k~0 1) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0) (= (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)) (+ main_~c~0 main_~b~0)) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~p~0 1))} #97#return; {11525#(and (= main_~r~0 0) (<= 1 main_~x~0) (= main_~s~0 1) (<= 0 main_~c~0) (= main_~b~0 main_~y~0) (= main_~k~0 1) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0) (= (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)) (+ main_~c~0 main_~b~0)) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~p~0 1))} is VALID [2022-04-28 12:25:58,352 INFO L290 TraceCheckUtils]: 83: Hoare triple {11525#(and (= main_~r~0 0) (<= 1 main_~x~0) (= main_~s~0 1) (<= 0 main_~c~0) (= main_~b~0 main_~y~0) (= main_~k~0 1) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0) (= (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)) (+ main_~c~0 main_~b~0)) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~p~0 1))} assume !(~c~0 >= ~b~0); {11559#(and (= main_~r~0 0) (< main_~c~0 main_~y~0) (= main_~s~0 1) (<= 0 main_~c~0) (= main_~k~0 1) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= (+ main_~c~0 main_~y~0) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~p~0 1))} is VALID [2022-04-28 12:25:58,353 INFO L290 TraceCheckUtils]: 84: Hoare triple {11559#(and (= main_~r~0 0) (< main_~c~0 main_~y~0) (= main_~s~0 1) (<= 0 main_~c~0) (= main_~k~0 1) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= (+ main_~c~0 main_~y~0) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (= main_~q~0 0) (= main_~xy~0 (* main_~y~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; {11563#(and (= (+ main_~x~0 (* (- 1) main_~y~0)) main_~b~0) (< main_~x~0 (* main_~y~0 2)) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 1) (= (+ main_~s~0 1) 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (<= main_~y~0 main_~x~0))} is VALID [2022-04-28 12:25:58,354 INFO L290 TraceCheckUtils]: 85: Hoare triple {11563#(and (= (+ main_~x~0 (* (- 1) main_~y~0)) main_~b~0) (< main_~x~0 (* main_~y~0 2)) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 1) (= (+ main_~s~0 1) 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (<= main_~y~0 main_~x~0))} assume !false; {11563#(and (= (+ main_~x~0 (* (- 1) main_~y~0)) main_~b~0) (< main_~x~0 (* main_~y~0 2)) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 1) (= (+ main_~s~0 1) 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (<= main_~y~0 main_~x~0))} is VALID [2022-04-28 12:25:58,354 INFO L290 TraceCheckUtils]: 86: Hoare triple {11563#(and (= (+ main_~x~0 (* (- 1) main_~y~0)) main_~b~0) (< main_~x~0 (* main_~y~0 2)) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 1) (= (+ main_~s~0 1) 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (<= main_~y~0 main_~x~0))} assume !!(0 != ~b~0);~c~0 := ~a~0;~k~0 := 0; {11563#(and (= (+ main_~x~0 (* (- 1) main_~y~0)) main_~b~0) (< main_~x~0 (* main_~y~0 2)) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 1) (= (+ main_~s~0 1) 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (<= main_~y~0 main_~x~0))} is VALID [2022-04-28 12:25:58,355 INFO L290 TraceCheckUtils]: 87: Hoare triple {11563#(and (= (+ main_~x~0 (* (- 1) main_~y~0)) main_~b~0) (< main_~x~0 (* main_~y~0 2)) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 1) (= (+ main_~s~0 1) 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (<= main_~y~0 main_~x~0))} assume !false; {11563#(and (= (+ main_~x~0 (* (- 1) main_~y~0)) main_~b~0) (< main_~x~0 (* main_~y~0 2)) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 1) (= (+ main_~s~0 1) 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (<= main_~y~0 main_~x~0))} is VALID [2022-04-28 12:25:58,355 INFO L272 TraceCheckUtils]: 88: Hoare triple {11563#(and (= (+ main_~x~0 (* (- 1) main_~y~0)) main_~b~0) (< main_~x~0 (* main_~y~0 2)) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 1) (= (+ main_~s~0 1) 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (<= main_~y~0 main_~x~0))} call __VERIFIER_assert((if ~a~0 == ~k~0 * ~b~0 + ~c~0 then 1 else 0)); {11296#true} is VALID [2022-04-28 12:25:58,355 INFO L290 TraceCheckUtils]: 89: Hoare triple {11296#true} ~cond := #in~cond; {11296#true} is VALID [2022-04-28 12:25:58,355 INFO L290 TraceCheckUtils]: 90: Hoare triple {11296#true} assume !(0 == ~cond); {11296#true} is VALID [2022-04-28 12:25:58,355 INFO L290 TraceCheckUtils]: 91: Hoare triple {11296#true} assume true; {11296#true} is VALID [2022-04-28 12:25:58,355 INFO L284 TraceCheckUtils]: 92: Hoare quadruple {11296#true} {11563#(and (= (+ main_~x~0 (* (- 1) main_~y~0)) main_~b~0) (< main_~x~0 (* main_~y~0 2)) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 1) (= (+ main_~s~0 1) 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (<= main_~y~0 main_~x~0))} #91#return; {11563#(and (= (+ main_~x~0 (* (- 1) main_~y~0)) main_~b~0) (< main_~x~0 (* main_~y~0 2)) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 1) (= (+ main_~s~0 1) 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (<= main_~y~0 main_~x~0))} is VALID [2022-04-28 12:25:58,355 INFO L272 TraceCheckUtils]: 93: Hoare triple {11563#(and (= (+ main_~x~0 (* (- 1) main_~y~0)) main_~b~0) (< main_~x~0 (* main_~y~0 2)) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 1) (= (+ main_~s~0 1) 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (<= main_~y~0 main_~x~0))} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {11296#true} is VALID [2022-04-28 12:25:58,356 INFO L290 TraceCheckUtils]: 94: Hoare triple {11296#true} ~cond := #in~cond; {11296#true} is VALID [2022-04-28 12:25:58,356 INFO L290 TraceCheckUtils]: 95: Hoare triple {11296#true} assume !(0 == ~cond); {11296#true} is VALID [2022-04-28 12:25:58,356 INFO L290 TraceCheckUtils]: 96: Hoare triple {11296#true} assume true; {11296#true} is VALID [2022-04-28 12:25:58,356 INFO L284 TraceCheckUtils]: 97: Hoare quadruple {11296#true} {11563#(and (= (+ main_~x~0 (* (- 1) main_~y~0)) main_~b~0) (< main_~x~0 (* main_~y~0 2)) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 1) (= (+ main_~s~0 1) 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (<= main_~y~0 main_~x~0))} #93#return; {11563#(and (= (+ main_~x~0 (* (- 1) main_~y~0)) main_~b~0) (< main_~x~0 (* main_~y~0 2)) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 1) (= (+ main_~s~0 1) 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (<= main_~y~0 main_~x~0))} is VALID [2022-04-28 12:25:58,356 INFO L272 TraceCheckUtils]: 98: Hoare triple {11563#(and (= (+ main_~x~0 (* (- 1) main_~y~0)) main_~b~0) (< main_~x~0 (* main_~y~0 2)) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 1) (= (+ main_~s~0 1) 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (<= main_~y~0 main_~x~0))} call __VERIFIER_assert((if ~b~0 == ~x~0 * ~q~0 + ~y~0 * ~s~0 then 1 else 0)); {11296#true} is VALID [2022-04-28 12:25:58,357 INFO L290 TraceCheckUtils]: 99: Hoare triple {11296#true} ~cond := #in~cond; {11514#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} is VALID [2022-04-28 12:25:58,357 INFO L290 TraceCheckUtils]: 100: Hoare triple {11514#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} assume !(0 == ~cond); {11518#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-28 12:25:58,357 INFO L290 TraceCheckUtils]: 101: Hoare triple {11518#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {11518#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-28 12:25:58,358 INFO L284 TraceCheckUtils]: 102: Hoare quadruple {11518#(not (= |__VERIFIER_assert_#in~cond| 0))} {11563#(and (= (+ main_~x~0 (* (- 1) main_~y~0)) main_~b~0) (< main_~x~0 (* main_~y~0 2)) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 1) (= (+ main_~s~0 1) 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (<= main_~y~0 main_~x~0))} #95#return; {11563#(and (= (+ main_~x~0 (* (- 1) main_~y~0)) main_~b~0) (< main_~x~0 (* main_~y~0 2)) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 1) (= (+ main_~s~0 1) 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (<= main_~y~0 main_~x~0))} is VALID [2022-04-28 12:25:58,359 INFO L272 TraceCheckUtils]: 103: Hoare triple {11563#(and (= (+ main_~x~0 (* (- 1) main_~y~0)) main_~b~0) (< main_~x~0 (* main_~y~0 2)) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 1) (= (+ main_~s~0 1) 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (<= main_~y~0 main_~x~0))} call __VERIFIER_assert((if 0 == ~q~0 * ~xy~0 + ~s~0 * ~yy~0 - ~q~0 * ~x~0 - ~b~0 * ~y~0 - ~s~0 * ~y~0 + ~b~0 then 1 else 0)); {11621#(<= 1 |__VERIFIER_assert_#in~cond|)} is VALID [2022-04-28 12:25:58,360 INFO L290 TraceCheckUtils]: 104: Hoare triple {11621#(<= 1 |__VERIFIER_assert_#in~cond|)} ~cond := #in~cond; {11625#(<= 1 __VERIFIER_assert_~cond)} is VALID [2022-04-28 12:25:58,360 INFO L290 TraceCheckUtils]: 105: Hoare triple {11625#(<= 1 __VERIFIER_assert_~cond)} assume 0 == ~cond; {11297#false} is VALID [2022-04-28 12:25:58,360 INFO L290 TraceCheckUtils]: 106: Hoare triple {11297#false} assume !false; {11297#false} is VALID [2022-04-28 12:25:58,360 INFO L134 CoverageAnalysis]: Checked inductivity of 320 backedges. 90 proven. 49 refuted. 0 times theorem prover too weak. 181 trivial. 0 not checked. [2022-04-28 12:25:58,361 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-28 12:27:49,450 WARN L232 SmtUtils]: Spent 6.78s on a formula simplification that was a NOOP. DAG size: 56 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-04-28 12:28:01,166 INFO L290 TraceCheckUtils]: 106: Hoare triple {11297#false} assume !false; {11297#false} is VALID [2022-04-28 12:28:01,166 INFO L290 TraceCheckUtils]: 105: Hoare triple {11625#(<= 1 __VERIFIER_assert_~cond)} assume 0 == ~cond; {11297#false} is VALID [2022-04-28 12:28:01,166 INFO L290 TraceCheckUtils]: 104: Hoare triple {11621#(<= 1 |__VERIFIER_assert_#in~cond|)} ~cond := #in~cond; {11625#(<= 1 __VERIFIER_assert_~cond)} is VALID [2022-04-28 12:28:01,167 INFO L272 TraceCheckUtils]: 103: Hoare triple {11641#(= (+ (* main_~b~0 main_~y~0) (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~s~0 main_~yy~0) main_~b~0 (* main_~q~0 main_~xy~0)))} call __VERIFIER_assert((if 0 == ~q~0 * ~xy~0 + ~s~0 * ~yy~0 - ~q~0 * ~x~0 - ~b~0 * ~y~0 - ~s~0 * ~y~0 + ~b~0 then 1 else 0)); {11621#(<= 1 |__VERIFIER_assert_#in~cond|)} is VALID [2022-04-28 12:28:01,168 INFO L284 TraceCheckUtils]: 102: Hoare quadruple {11518#(not (= |__VERIFIER_assert_#in~cond| 0))} {11645#(or (= (+ (* main_~b~0 main_~y~0) (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~s~0 main_~yy~0) main_~b~0 (* main_~q~0 main_~xy~0))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} #95#return; {11641#(= (+ (* main_~b~0 main_~y~0) (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~s~0 main_~yy~0) main_~b~0 (* main_~q~0 main_~xy~0)))} is VALID [2022-04-28 12:28:01,168 INFO L290 TraceCheckUtils]: 101: Hoare triple {11518#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {11518#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-28 12:28:01,168 INFO L290 TraceCheckUtils]: 100: Hoare triple {11655#(or (not (= |__VERIFIER_assert_#in~cond| 0)) (= __VERIFIER_assert_~cond 0))} assume !(0 == ~cond); {11518#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-28 12:28:01,169 INFO L290 TraceCheckUtils]: 99: Hoare triple {11296#true} ~cond := #in~cond; {11655#(or (not (= |__VERIFIER_assert_#in~cond| 0)) (= __VERIFIER_assert_~cond 0))} is VALID [2022-04-28 12:28:01,169 INFO L272 TraceCheckUtils]: 98: Hoare triple {11645#(or (= (+ (* main_~b~0 main_~y~0) (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~s~0 main_~yy~0) main_~b~0 (* main_~q~0 main_~xy~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)); {11296#true} is VALID [2022-04-28 12:28:01,169 INFO L284 TraceCheckUtils]: 97: Hoare quadruple {11296#true} {11645#(or (= (+ (* main_~b~0 main_~y~0) (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~s~0 main_~yy~0) main_~b~0 (* main_~q~0 main_~xy~0))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} #93#return; {11645#(or (= (+ (* main_~b~0 main_~y~0) (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~s~0 main_~yy~0) main_~b~0 (* main_~q~0 main_~xy~0))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} is VALID [2022-04-28 12:28:01,170 INFO L290 TraceCheckUtils]: 96: Hoare triple {11296#true} assume true; {11296#true} is VALID [2022-04-28 12:28:01,170 INFO L290 TraceCheckUtils]: 95: Hoare triple {11296#true} assume !(0 == ~cond); {11296#true} is VALID [2022-04-28 12:28:01,170 INFO L290 TraceCheckUtils]: 94: Hoare triple {11296#true} ~cond := #in~cond; {11296#true} is VALID [2022-04-28 12:28:01,170 INFO L272 TraceCheckUtils]: 93: Hoare triple {11645#(or (= (+ (* main_~b~0 main_~y~0) (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~s~0 main_~yy~0) main_~b~0 (* main_~q~0 main_~xy~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)); {11296#true} is VALID [2022-04-28 12:28:01,170 INFO L284 TraceCheckUtils]: 92: Hoare quadruple {11296#true} {11645#(or (= (+ (* main_~b~0 main_~y~0) (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~s~0 main_~yy~0) main_~b~0 (* main_~q~0 main_~xy~0))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} #91#return; {11645#(or (= (+ (* main_~b~0 main_~y~0) (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~s~0 main_~yy~0) main_~b~0 (* main_~q~0 main_~xy~0))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} is VALID [2022-04-28 12:28:01,170 INFO L290 TraceCheckUtils]: 91: Hoare triple {11296#true} assume true; {11296#true} is VALID [2022-04-28 12:28:01,171 INFO L290 TraceCheckUtils]: 90: Hoare triple {11296#true} assume !(0 == ~cond); {11296#true} is VALID [2022-04-28 12:28:01,171 INFO L290 TraceCheckUtils]: 89: Hoare triple {11296#true} ~cond := #in~cond; {11296#true} is VALID [2022-04-28 12:28:01,171 INFO L272 TraceCheckUtils]: 88: Hoare triple {11645#(or (= (+ (* main_~b~0 main_~y~0) (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~s~0 main_~yy~0) main_~b~0 (* main_~q~0 main_~xy~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)); {11296#true} is VALID [2022-04-28 12:28:01,171 INFO L290 TraceCheckUtils]: 87: Hoare triple {11645#(or (= (+ (* main_~b~0 main_~y~0) (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~s~0 main_~yy~0) main_~b~0 (* main_~q~0 main_~xy~0))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} assume !false; {11645#(or (= (+ (* main_~b~0 main_~y~0) (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~s~0 main_~yy~0) main_~b~0 (* main_~q~0 main_~xy~0))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} is VALID [2022-04-28 12:28:01,171 INFO L290 TraceCheckUtils]: 86: Hoare triple {11645#(or (= (+ (* main_~b~0 main_~y~0) (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~s~0 main_~yy~0) main_~b~0 (* main_~q~0 main_~xy~0))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} assume !!(0 != ~b~0);~c~0 := ~a~0;~k~0 := 0; {11645#(or (= (+ (* main_~b~0 main_~y~0) (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~s~0 main_~yy~0) main_~b~0 (* main_~q~0 main_~xy~0))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} is VALID [2022-04-28 12:28:01,172 INFO L290 TraceCheckUtils]: 85: Hoare triple {11645#(or (= (+ (* main_~b~0 main_~y~0) (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~s~0 main_~yy~0) main_~b~0 (* main_~q~0 main_~xy~0))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} assume !false; {11645#(or (= (+ (* main_~b~0 main_~y~0) (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~s~0 main_~yy~0) main_~b~0 (* main_~q~0 main_~xy~0))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} is VALID [2022-04-28 12:28:03,174 WARN L290 TraceCheckUtils]: 84: Hoare triple {11701#(or (= (+ (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~yy~0) main_~c~0 (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~xy~0)) (+ (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0) (* main_~c~0 main_~y~0) (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~x~0))) (not (= (+ (* (+ (* (* 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; {11645#(or (= (+ (* main_~b~0 main_~y~0) (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~s~0 main_~yy~0) main_~b~0 (* main_~q~0 main_~xy~0))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} is UNKNOWN [2022-04-28 12:28:03,175 INFO L290 TraceCheckUtils]: 83: Hoare triple {11705#(or (= (+ (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~yy~0) main_~c~0 (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~xy~0)) (+ (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0) (* main_~c~0 main_~y~0) (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~x~0))) (<= main_~b~0 main_~c~0) (not (= (+ (* (+ (* (* 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); {11701#(or (= (+ (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~yy~0) main_~c~0 (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~xy~0)) (+ (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0) (* main_~c~0 main_~y~0) (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~x~0))) (not (= (+ (* (+ (* (* 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 [2022-04-28 12:28:03,176 INFO L284 TraceCheckUtils]: 82: Hoare quadruple {11518#(not (= |__VERIFIER_assert_#in~cond| 0))} {11709#(or (= (+ (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~yy~0) main_~c~0 (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~xy~0)) (+ (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0) (* main_~c~0 main_~y~0) (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~x~0))) (not (= (+ (* main_~b~0 main_~y~0) (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~s~0 main_~yy~0) main_~b~0 (* main_~q~0 main_~xy~0)))) (<= main_~b~0 main_~c~0) (not (= (+ (* (+ (* (* 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)))} #97#return; {11705#(or (= (+ (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~yy~0) main_~c~0 (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~xy~0)) (+ (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0) (* main_~c~0 main_~y~0) (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~x~0))) (<= main_~b~0 main_~c~0) (not (= (+ (* (+ (* (* 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 [2022-04-28 12:28:03,176 INFO L290 TraceCheckUtils]: 81: Hoare triple {11518#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {11518#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-28 12:28:03,177 INFO L290 TraceCheckUtils]: 80: Hoare triple {11655#(or (not (= |__VERIFIER_assert_#in~cond| 0)) (= __VERIFIER_assert_~cond 0))} assume !(0 == ~cond); {11518#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-28 12:28:03,177 INFO L290 TraceCheckUtils]: 79: Hoare triple {11296#true} ~cond := #in~cond; {11655#(or (not (= |__VERIFIER_assert_#in~cond| 0)) (= __VERIFIER_assert_~cond 0))} is VALID [2022-04-28 12:28:03,177 INFO L272 TraceCheckUtils]: 78: Hoare triple {11709#(or (= (+ (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~yy~0) main_~c~0 (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~xy~0)) (+ (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0) (* main_~c~0 main_~y~0) (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~x~0))) (not (= (+ (* main_~b~0 main_~y~0) (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~s~0 main_~yy~0) main_~b~0 (* main_~q~0 main_~xy~0)))) (<= main_~b~0 main_~c~0) (not (= (+ (* (+ (* (* 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)))} call __VERIFIER_assert((if 0 == ~q~0 * ~xy~0 + ~s~0 * ~yy~0 - ~q~0 * ~x~0 - ~b~0 * ~y~0 - ~s~0 * ~y~0 + ~b~0 then 1 else 0)); {11296#true} is VALID [2022-04-28 12:28:03,178 INFO L284 TraceCheckUtils]: 77: Hoare quadruple {11518#(not (= |__VERIFIER_assert_#in~cond| 0))} {11725#(or (= (+ (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~yy~0) main_~c~0 (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~xy~0)) (+ (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0) (* main_~c~0 main_~y~0) (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~x~0))) (not (= (+ (* main_~b~0 main_~y~0) (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~s~0 main_~yy~0) main_~b~0 (* main_~q~0 main_~xy~0)))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (<= main_~b~0 main_~c~0) (not (= (+ (* (+ (* (* 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)))} #95#return; {11709#(or (= (+ (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~yy~0) main_~c~0 (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~xy~0)) (+ (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0) (* main_~c~0 main_~y~0) (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~x~0))) (not (= (+ (* main_~b~0 main_~y~0) (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~s~0 main_~yy~0) main_~b~0 (* main_~q~0 main_~xy~0)))) (<= main_~b~0 main_~c~0) (not (= (+ (* (+ (* (* 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 [2022-04-28 12:28:03,178 INFO L290 TraceCheckUtils]: 76: Hoare triple {11518#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {11518#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-28 12:28:03,179 INFO L290 TraceCheckUtils]: 75: Hoare triple {11655#(or (not (= |__VERIFIER_assert_#in~cond| 0)) (= __VERIFIER_assert_~cond 0))} assume !(0 == ~cond); {11518#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-28 12:28:03,179 INFO L290 TraceCheckUtils]: 74: Hoare triple {11296#true} ~cond := #in~cond; {11655#(or (not (= |__VERIFIER_assert_#in~cond| 0)) (= __VERIFIER_assert_~cond 0))} is VALID [2022-04-28 12:28:03,179 INFO L272 TraceCheckUtils]: 73: Hoare triple {11725#(or (= (+ (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~yy~0) main_~c~0 (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~xy~0)) (+ (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0) (* main_~c~0 main_~y~0) (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~x~0))) (not (= (+ (* main_~b~0 main_~y~0) (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~s~0 main_~yy~0) main_~b~0 (* main_~q~0 main_~xy~0)))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (<= main_~b~0 main_~c~0) (not (= (+ (* (+ (* (* 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)))} call __VERIFIER_assert((if ~b~0 == ~x~0 * ~q~0 + ~y~0 * ~s~0 then 1 else 0)); {11296#true} is VALID [2022-04-28 12:28:03,180 INFO L284 TraceCheckUtils]: 72: Hoare quadruple {11518#(not (= |__VERIFIER_assert_#in~cond| 0))} {11741#(or (= (+ (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~yy~0) main_~c~0 (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~xy~0)) (+ (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0) (* main_~c~0 main_~y~0) (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~x~0))) (not (= (+ (* main_~b~0 main_~y~0) (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~s~0 main_~yy~0) main_~b~0 (* main_~q~0 main_~xy~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_~c~0) (not (= (+ (* (+ (* (* 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)))} #93#return; {11725#(or (= (+ (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~yy~0) main_~c~0 (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~xy~0)) (+ (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0) (* main_~c~0 main_~y~0) (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~x~0))) (not (= (+ (* main_~b~0 main_~y~0) (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~s~0 main_~yy~0) main_~b~0 (* main_~q~0 main_~xy~0)))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (<= main_~b~0 main_~c~0) (not (= (+ (* (+ (* (* 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 [2022-04-28 12:28:03,180 INFO L290 TraceCheckUtils]: 71: Hoare triple {11518#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {11518#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-28 12:28:03,181 INFO L290 TraceCheckUtils]: 70: Hoare triple {11655#(or (not (= |__VERIFIER_assert_#in~cond| 0)) (= __VERIFIER_assert_~cond 0))} assume !(0 == ~cond); {11518#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-28 12:28:03,181 INFO L290 TraceCheckUtils]: 69: Hoare triple {11296#true} ~cond := #in~cond; {11655#(or (not (= |__VERIFIER_assert_#in~cond| 0)) (= __VERIFIER_assert_~cond 0))} is VALID [2022-04-28 12:28:03,181 INFO L272 TraceCheckUtils]: 68: Hoare triple {11741#(or (= (+ (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~yy~0) main_~c~0 (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~xy~0)) (+ (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0) (* main_~c~0 main_~y~0) (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~x~0))) (not (= (+ (* main_~b~0 main_~y~0) (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~s~0 main_~yy~0) main_~b~0 (* main_~q~0 main_~xy~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_~c~0) (not (= (+ (* (+ (* (* 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)))} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {11296#true} is VALID [2022-04-28 12:28:03,182 INFO L284 TraceCheckUtils]: 67: Hoare quadruple {11296#true} {11741#(or (= (+ (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~yy~0) main_~c~0 (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~xy~0)) (+ (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0) (* main_~c~0 main_~y~0) (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~x~0))) (not (= (+ (* main_~b~0 main_~y~0) (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~s~0 main_~yy~0) main_~b~0 (* main_~q~0 main_~xy~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_~c~0) (not (= (+ (* (+ (* (* 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)))} #91#return; {11741#(or (= (+ (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~yy~0) main_~c~0 (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~xy~0)) (+ (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0) (* main_~c~0 main_~y~0) (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~x~0))) (not (= (+ (* main_~b~0 main_~y~0) (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~s~0 main_~yy~0) main_~b~0 (* main_~q~0 main_~xy~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_~c~0) (not (= (+ (* (+ (* (* 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 [2022-04-28 12:28:03,182 INFO L290 TraceCheckUtils]: 66: Hoare triple {11296#true} assume true; {11296#true} is VALID [2022-04-28 12:28:03,182 INFO L290 TraceCheckUtils]: 65: Hoare triple {11296#true} assume !(0 == ~cond); {11296#true} is VALID [2022-04-28 12:28:03,182 INFO L290 TraceCheckUtils]: 64: Hoare triple {11296#true} ~cond := #in~cond; {11296#true} is VALID [2022-04-28 12:28:03,182 INFO L272 TraceCheckUtils]: 63: Hoare triple {11741#(or (= (+ (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~yy~0) main_~c~0 (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~xy~0)) (+ (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0) (* main_~c~0 main_~y~0) (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~x~0))) (not (= (+ (* main_~b~0 main_~y~0) (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~s~0 main_~yy~0) main_~b~0 (* main_~q~0 main_~xy~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_~c~0) (not (= (+ (* (+ (* (* 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)))} call __VERIFIER_assert((if ~a~0 == ~k~0 * ~b~0 + ~c~0 then 1 else 0)); {11296#true} is VALID [2022-04-28 12:28:03,183 INFO L290 TraceCheckUtils]: 62: Hoare triple {11741#(or (= (+ (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~yy~0) main_~c~0 (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~xy~0)) (+ (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0) (* main_~c~0 main_~y~0) (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~x~0))) (not (= (+ (* main_~b~0 main_~y~0) (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~s~0 main_~yy~0) main_~b~0 (* main_~q~0 main_~xy~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_~c~0) (not (= (+ (* (+ (* (* 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; {11741#(or (= (+ (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~yy~0) main_~c~0 (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~xy~0)) (+ (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0) (* main_~c~0 main_~y~0) (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~x~0))) (not (= (+ (* main_~b~0 main_~y~0) (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~s~0 main_~yy~0) main_~b~0 (* main_~q~0 main_~xy~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_~c~0) (not (= (+ (* (+ (* (* 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 [2022-04-28 12:28:03,409 INFO L290 TraceCheckUtils]: 61: Hoare triple {11775#(or (<= (* main_~b~0 2) main_~c~0) (not (= (+ (* main_~b~0 main_~y~0) (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~s~0 main_~yy~0) main_~b~0 (* main_~q~0 main_~xy~0)))) (not (= (+ (* 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)))) (= (+ (* (+ main_~p~0 (* (- 1) (+ main_~k~0 1) main_~q~0)) main_~xy~0) main_~c~0 (* (- 1) main_~b~0) (* (+ main_~r~0 (* (* (+ main_~k~0 1) main_~s~0) (- 1))) main_~yy~0)) (+ (* main_~x~0 (+ main_~p~0 (* (- 1) (+ main_~k~0 1) main_~q~0))) (* main_~y~0 (+ main_~c~0 (* (- 1) main_~b~0))) (* main_~y~0 (+ main_~r~0 (* (* (+ main_~k~0 1) main_~s~0) (- 1)))))) (not (<= main_~b~0 main_~c~0)))} assume !!(~c~0 >= ~b~0);~c~0 := ~c~0 - ~b~0;~k~0 := 1 + ~k~0; {11741#(or (= (+ (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~yy~0) main_~c~0 (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~xy~0)) (+ (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0) (* main_~c~0 main_~y~0) (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~x~0))) (not (= (+ (* main_~b~0 main_~y~0) (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~s~0 main_~yy~0) main_~b~0 (* main_~q~0 main_~xy~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_~c~0) (not (= (+ (* (+ (* (* 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 [2022-04-28 12:28:03,410 INFO L284 TraceCheckUtils]: 60: Hoare quadruple {11296#true} {11775#(or (<= (* main_~b~0 2) main_~c~0) (not (= (+ (* main_~b~0 main_~y~0) (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~s~0 main_~yy~0) main_~b~0 (* main_~q~0 main_~xy~0)))) (not (= (+ (* 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)))) (= (+ (* (+ main_~p~0 (* (- 1) (+ main_~k~0 1) main_~q~0)) main_~xy~0) main_~c~0 (* (- 1) main_~b~0) (* (+ main_~r~0 (* (* (+ main_~k~0 1) main_~s~0) (- 1))) main_~yy~0)) (+ (* main_~x~0 (+ main_~p~0 (* (- 1) (+ main_~k~0 1) main_~q~0))) (* main_~y~0 (+ main_~c~0 (* (- 1) main_~b~0))) (* main_~y~0 (+ main_~r~0 (* (* (+ main_~k~0 1) main_~s~0) (- 1)))))) (not (<= main_~b~0 main_~c~0)))} #97#return; {11775#(or (<= (* main_~b~0 2) main_~c~0) (not (= (+ (* main_~b~0 main_~y~0) (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~s~0 main_~yy~0) main_~b~0 (* main_~q~0 main_~xy~0)))) (not (= (+ (* 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)))) (= (+ (* (+ main_~p~0 (* (- 1) (+ main_~k~0 1) main_~q~0)) main_~xy~0) main_~c~0 (* (- 1) main_~b~0) (* (+ main_~r~0 (* (* (+ main_~k~0 1) main_~s~0) (- 1))) main_~yy~0)) (+ (* main_~x~0 (+ main_~p~0 (* (- 1) (+ main_~k~0 1) main_~q~0))) (* main_~y~0 (+ main_~c~0 (* (- 1) main_~b~0))) (* main_~y~0 (+ main_~r~0 (* (* (+ main_~k~0 1) main_~s~0) (- 1)))))) (not (<= main_~b~0 main_~c~0)))} is VALID [2022-04-28 12:28:03,410 INFO L290 TraceCheckUtils]: 59: Hoare triple {11296#true} assume true; {11296#true} is VALID [2022-04-28 12:28:03,410 INFO L290 TraceCheckUtils]: 58: Hoare triple {11296#true} assume !(0 == ~cond); {11296#true} is VALID [2022-04-28 12:28:03,410 INFO L290 TraceCheckUtils]: 57: Hoare triple {11296#true} ~cond := #in~cond; {11296#true} is VALID [2022-04-28 12:28:03,410 INFO L272 TraceCheckUtils]: 56: Hoare triple {11775#(or (<= (* main_~b~0 2) main_~c~0) (not (= (+ (* main_~b~0 main_~y~0) (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~s~0 main_~yy~0) main_~b~0 (* main_~q~0 main_~xy~0)))) (not (= (+ (* 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)))) (= (+ (* (+ main_~p~0 (* (- 1) (+ main_~k~0 1) main_~q~0)) main_~xy~0) main_~c~0 (* (- 1) main_~b~0) (* (+ main_~r~0 (* (* (+ main_~k~0 1) main_~s~0) (- 1))) main_~yy~0)) (+ (* main_~x~0 (+ main_~p~0 (* (- 1) (+ main_~k~0 1) main_~q~0))) (* main_~y~0 (+ main_~c~0 (* (- 1) main_~b~0))) (* main_~y~0 (+ main_~r~0 (* (* (+ main_~k~0 1) main_~s~0) (- 1)))))) (not (<= main_~b~0 main_~c~0)))} call __VERIFIER_assert((if 0 == ~q~0 * ~xy~0 + ~s~0 * ~yy~0 - ~q~0 * ~x~0 - ~b~0 * ~y~0 - ~s~0 * ~y~0 + ~b~0 then 1 else 0)); {11296#true} is VALID [2022-04-28 12:28:03,411 INFO L284 TraceCheckUtils]: 55: Hoare quadruple {11296#true} {11775#(or (<= (* main_~b~0 2) main_~c~0) (not (= (+ (* main_~b~0 main_~y~0) (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~s~0 main_~yy~0) main_~b~0 (* main_~q~0 main_~xy~0)))) (not (= (+ (* 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)))) (= (+ (* (+ main_~p~0 (* (- 1) (+ main_~k~0 1) main_~q~0)) main_~xy~0) main_~c~0 (* (- 1) main_~b~0) (* (+ main_~r~0 (* (* (+ main_~k~0 1) main_~s~0) (- 1))) main_~yy~0)) (+ (* main_~x~0 (+ main_~p~0 (* (- 1) (+ main_~k~0 1) main_~q~0))) (* main_~y~0 (+ main_~c~0 (* (- 1) main_~b~0))) (* main_~y~0 (+ main_~r~0 (* (* (+ main_~k~0 1) main_~s~0) (- 1)))))) (not (<= main_~b~0 main_~c~0)))} #95#return; {11775#(or (<= (* main_~b~0 2) main_~c~0) (not (= (+ (* main_~b~0 main_~y~0) (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~s~0 main_~yy~0) main_~b~0 (* main_~q~0 main_~xy~0)))) (not (= (+ (* 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)))) (= (+ (* (+ main_~p~0 (* (- 1) (+ main_~k~0 1) main_~q~0)) main_~xy~0) main_~c~0 (* (- 1) main_~b~0) (* (+ main_~r~0 (* (* (+ main_~k~0 1) main_~s~0) (- 1))) main_~yy~0)) (+ (* main_~x~0 (+ main_~p~0 (* (- 1) (+ main_~k~0 1) main_~q~0))) (* main_~y~0 (+ main_~c~0 (* (- 1) main_~b~0))) (* main_~y~0 (+ main_~r~0 (* (* (+ main_~k~0 1) main_~s~0) (- 1)))))) (not (<= main_~b~0 main_~c~0)))} is VALID [2022-04-28 12:28:03,411 INFO L290 TraceCheckUtils]: 54: Hoare triple {11296#true} assume true; {11296#true} is VALID [2022-04-28 12:28:03,411 INFO L290 TraceCheckUtils]: 53: Hoare triple {11296#true} assume !(0 == ~cond); {11296#true} is VALID [2022-04-28 12:28:03,411 INFO L290 TraceCheckUtils]: 52: Hoare triple {11296#true} ~cond := #in~cond; {11296#true} is VALID [2022-04-28 12:28:03,411 INFO L272 TraceCheckUtils]: 51: Hoare triple {11775#(or (<= (* main_~b~0 2) main_~c~0) (not (= (+ (* main_~b~0 main_~y~0) (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~s~0 main_~yy~0) main_~b~0 (* main_~q~0 main_~xy~0)))) (not (= (+ (* 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)))) (= (+ (* (+ main_~p~0 (* (- 1) (+ main_~k~0 1) main_~q~0)) main_~xy~0) main_~c~0 (* (- 1) main_~b~0) (* (+ main_~r~0 (* (* (+ main_~k~0 1) main_~s~0) (- 1))) main_~yy~0)) (+ (* main_~x~0 (+ main_~p~0 (* (- 1) (+ main_~k~0 1) main_~q~0))) (* main_~y~0 (+ main_~c~0 (* (- 1) main_~b~0))) (* main_~y~0 (+ main_~r~0 (* (* (+ main_~k~0 1) main_~s~0) (- 1)))))) (not (<= main_~b~0 main_~c~0)))} call __VERIFIER_assert((if ~b~0 == ~x~0 * ~q~0 + ~y~0 * ~s~0 then 1 else 0)); {11296#true} is VALID [2022-04-28 12:28:03,412 INFO L284 TraceCheckUtils]: 50: Hoare quadruple {11296#true} {11775#(or (<= (* main_~b~0 2) main_~c~0) (not (= (+ (* main_~b~0 main_~y~0) (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~s~0 main_~yy~0) main_~b~0 (* main_~q~0 main_~xy~0)))) (not (= (+ (* 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)))) (= (+ (* (+ main_~p~0 (* (- 1) (+ main_~k~0 1) main_~q~0)) main_~xy~0) main_~c~0 (* (- 1) main_~b~0) (* (+ main_~r~0 (* (* (+ main_~k~0 1) main_~s~0) (- 1))) main_~yy~0)) (+ (* main_~x~0 (+ main_~p~0 (* (- 1) (+ main_~k~0 1) main_~q~0))) (* main_~y~0 (+ main_~c~0 (* (- 1) main_~b~0))) (* main_~y~0 (+ main_~r~0 (* (* (+ main_~k~0 1) main_~s~0) (- 1)))))) (not (<= main_~b~0 main_~c~0)))} #93#return; {11775#(or (<= (* main_~b~0 2) main_~c~0) (not (= (+ (* main_~b~0 main_~y~0) (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~s~0 main_~yy~0) main_~b~0 (* main_~q~0 main_~xy~0)))) (not (= (+ (* 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)))) (= (+ (* (+ main_~p~0 (* (- 1) (+ main_~k~0 1) main_~q~0)) main_~xy~0) main_~c~0 (* (- 1) main_~b~0) (* (+ main_~r~0 (* (* (+ main_~k~0 1) main_~s~0) (- 1))) main_~yy~0)) (+ (* main_~x~0 (+ main_~p~0 (* (- 1) (+ main_~k~0 1) main_~q~0))) (* main_~y~0 (+ main_~c~0 (* (- 1) main_~b~0))) (* main_~y~0 (+ main_~r~0 (* (* (+ main_~k~0 1) main_~s~0) (- 1)))))) (not (<= main_~b~0 main_~c~0)))} is VALID [2022-04-28 12:28:03,412 INFO L290 TraceCheckUtils]: 49: Hoare triple {11296#true} assume true; {11296#true} is VALID [2022-04-28 12:28:03,412 INFO L290 TraceCheckUtils]: 48: Hoare triple {11296#true} assume !(0 == ~cond); {11296#true} is VALID [2022-04-28 12:28:03,412 INFO L290 TraceCheckUtils]: 47: Hoare triple {11296#true} ~cond := #in~cond; {11296#true} is VALID [2022-04-28 12:28:03,412 INFO L272 TraceCheckUtils]: 46: Hoare triple {11775#(or (<= (* main_~b~0 2) main_~c~0) (not (= (+ (* main_~b~0 main_~y~0) (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~s~0 main_~yy~0) main_~b~0 (* main_~q~0 main_~xy~0)))) (not (= (+ (* 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)))) (= (+ (* (+ main_~p~0 (* (- 1) (+ main_~k~0 1) main_~q~0)) main_~xy~0) main_~c~0 (* (- 1) main_~b~0) (* (+ main_~r~0 (* (* (+ main_~k~0 1) main_~s~0) (- 1))) main_~yy~0)) (+ (* main_~x~0 (+ main_~p~0 (* (- 1) (+ main_~k~0 1) main_~q~0))) (* main_~y~0 (+ main_~c~0 (* (- 1) main_~b~0))) (* main_~y~0 (+ main_~r~0 (* (* (+ main_~k~0 1) main_~s~0) (- 1)))))) (not (<= main_~b~0 main_~c~0)))} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {11296#true} is VALID [2022-04-28 12:28:03,413 INFO L284 TraceCheckUtils]: 45: Hoare quadruple {11296#true} {11775#(or (<= (* main_~b~0 2) main_~c~0) (not (= (+ (* main_~b~0 main_~y~0) (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~s~0 main_~yy~0) main_~b~0 (* main_~q~0 main_~xy~0)))) (not (= (+ (* 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)))) (= (+ (* (+ main_~p~0 (* (- 1) (+ main_~k~0 1) main_~q~0)) main_~xy~0) main_~c~0 (* (- 1) main_~b~0) (* (+ main_~r~0 (* (* (+ main_~k~0 1) main_~s~0) (- 1))) main_~yy~0)) (+ (* main_~x~0 (+ main_~p~0 (* (- 1) (+ main_~k~0 1) main_~q~0))) (* main_~y~0 (+ main_~c~0 (* (- 1) main_~b~0))) (* main_~y~0 (+ main_~r~0 (* (* (+ main_~k~0 1) main_~s~0) (- 1)))))) (not (<= main_~b~0 main_~c~0)))} #91#return; {11775#(or (<= (* main_~b~0 2) main_~c~0) (not (= (+ (* main_~b~0 main_~y~0) (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~s~0 main_~yy~0) main_~b~0 (* main_~q~0 main_~xy~0)))) (not (= (+ (* 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)))) (= (+ (* (+ main_~p~0 (* (- 1) (+ main_~k~0 1) main_~q~0)) main_~xy~0) main_~c~0 (* (- 1) main_~b~0) (* (+ main_~r~0 (* (* (+ main_~k~0 1) main_~s~0) (- 1))) main_~yy~0)) (+ (* main_~x~0 (+ main_~p~0 (* (- 1) (+ main_~k~0 1) main_~q~0))) (* main_~y~0 (+ main_~c~0 (* (- 1) main_~b~0))) (* main_~y~0 (+ main_~r~0 (* (* (+ main_~k~0 1) main_~s~0) (- 1)))))) (not (<= main_~b~0 main_~c~0)))} is VALID [2022-04-28 12:28:03,413 INFO L290 TraceCheckUtils]: 44: Hoare triple {11296#true} assume true; {11296#true} is VALID [2022-04-28 12:28:03,413 INFO L290 TraceCheckUtils]: 43: Hoare triple {11296#true} assume !(0 == ~cond); {11296#true} is VALID [2022-04-28 12:28:03,413 INFO L290 TraceCheckUtils]: 42: Hoare triple {11296#true} ~cond := #in~cond; {11296#true} is VALID [2022-04-28 12:28:03,413 INFO L272 TraceCheckUtils]: 41: Hoare triple {11775#(or (<= (* main_~b~0 2) main_~c~0) (not (= (+ (* main_~b~0 main_~y~0) (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~s~0 main_~yy~0) main_~b~0 (* main_~q~0 main_~xy~0)))) (not (= (+ (* 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)))) (= (+ (* (+ main_~p~0 (* (- 1) (+ main_~k~0 1) main_~q~0)) main_~xy~0) main_~c~0 (* (- 1) main_~b~0) (* (+ main_~r~0 (* (* (+ main_~k~0 1) main_~s~0) (- 1))) main_~yy~0)) (+ (* main_~x~0 (+ main_~p~0 (* (- 1) (+ main_~k~0 1) main_~q~0))) (* main_~y~0 (+ main_~c~0 (* (- 1) main_~b~0))) (* main_~y~0 (+ main_~r~0 (* (* (+ main_~k~0 1) main_~s~0) (- 1)))))) (not (<= main_~b~0 main_~c~0)))} call __VERIFIER_assert((if ~a~0 == ~k~0 * ~b~0 + ~c~0 then 1 else 0)); {11296#true} is VALID [2022-04-28 12:28:03,414 INFO L290 TraceCheckUtils]: 40: Hoare triple {11775#(or (<= (* main_~b~0 2) main_~c~0) (not (= (+ (* main_~b~0 main_~y~0) (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~s~0 main_~yy~0) main_~b~0 (* main_~q~0 main_~xy~0)))) (not (= (+ (* 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)))) (= (+ (* (+ main_~p~0 (* (- 1) (+ main_~k~0 1) main_~q~0)) main_~xy~0) main_~c~0 (* (- 1) main_~b~0) (* (+ main_~r~0 (* (* (+ main_~k~0 1) main_~s~0) (- 1))) main_~yy~0)) (+ (* main_~x~0 (+ main_~p~0 (* (- 1) (+ main_~k~0 1) main_~q~0))) (* main_~y~0 (+ main_~c~0 (* (- 1) main_~b~0))) (* main_~y~0 (+ main_~r~0 (* (* (+ main_~k~0 1) main_~s~0) (- 1)))))) (not (<= main_~b~0 main_~c~0)))} assume !false; {11775#(or (<= (* main_~b~0 2) main_~c~0) (not (= (+ (* main_~b~0 main_~y~0) (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~s~0 main_~yy~0) main_~b~0 (* main_~q~0 main_~xy~0)))) (not (= (+ (* 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)))) (= (+ (* (+ main_~p~0 (* (- 1) (+ main_~k~0 1) main_~q~0)) main_~xy~0) main_~c~0 (* (- 1) main_~b~0) (* (+ main_~r~0 (* (* (+ main_~k~0 1) main_~s~0) (- 1))) main_~yy~0)) (+ (* main_~x~0 (+ main_~p~0 (* (- 1) (+ main_~k~0 1) main_~q~0))) (* main_~y~0 (+ main_~c~0 (* (- 1) main_~b~0))) (* main_~y~0 (+ main_~r~0 (* (* (+ main_~k~0 1) main_~s~0) (- 1)))))) (not (<= main_~b~0 main_~c~0)))} is VALID [2022-04-28 12:28:03,445 INFO L290 TraceCheckUtils]: 39: Hoare triple {11842#(or (< (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= (+ (* main_~b~0 main_~y~0) (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~s~0 main_~yy~0) main_~b~0 (* main_~q~0 main_~xy~0)))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (= (+ (* main_~s~0 main_~yy~0) (* main_~y~0 main_~y~0 main_~r~0) (* main_~q~0 main_~xy~0) (* main_~p~0 main_~y~0 main_~x~0)) (+ (* main_~q~0 main_~y~0 main_~x~0) (* main_~y~0 main_~y~0 main_~s~0) (* main_~p~0 main_~xy~0) (* main_~r~0 main_~yy~0))) (<= (+ (* main_~q~0 main_~x~0) main_~b~0 (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (not (= (+ (* main_~q~0 main_~x~0) main_~a~0 (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) main_~b~0 (* main_~p~0 main_~x~0)))))} assume !!(0 != ~b~0);~c~0 := ~a~0;~k~0 := 0; {11775#(or (<= (* main_~b~0 2) main_~c~0) (not (= (+ (* main_~b~0 main_~y~0) (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~s~0 main_~yy~0) main_~b~0 (* main_~q~0 main_~xy~0)))) (not (= (+ (* 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)))) (= (+ (* (+ main_~p~0 (* (- 1) (+ main_~k~0 1) main_~q~0)) main_~xy~0) main_~c~0 (* (- 1) main_~b~0) (* (+ main_~r~0 (* (* (+ main_~k~0 1) main_~s~0) (- 1))) main_~yy~0)) (+ (* main_~x~0 (+ main_~p~0 (* (- 1) (+ main_~k~0 1) main_~q~0))) (* main_~y~0 (+ main_~c~0 (* (- 1) main_~b~0))) (* main_~y~0 (+ main_~r~0 (* (* (+ main_~k~0 1) main_~s~0) (- 1)))))) (not (<= main_~b~0 main_~c~0)))} is VALID [2022-04-28 12:28:03,446 INFO L290 TraceCheckUtils]: 38: Hoare triple {11842#(or (< (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= (+ (* main_~b~0 main_~y~0) (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~s~0 main_~yy~0) main_~b~0 (* main_~q~0 main_~xy~0)))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (= (+ (* main_~s~0 main_~yy~0) (* main_~y~0 main_~y~0 main_~r~0) (* main_~q~0 main_~xy~0) (* main_~p~0 main_~y~0 main_~x~0)) (+ (* main_~q~0 main_~y~0 main_~x~0) (* main_~y~0 main_~y~0 main_~s~0) (* main_~p~0 main_~xy~0) (* main_~r~0 main_~yy~0))) (<= (+ (* main_~q~0 main_~x~0) main_~b~0 (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (not (= (+ (* main_~q~0 main_~x~0) main_~a~0 (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) main_~b~0 (* main_~p~0 main_~x~0)))))} assume !false; {11842#(or (< (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= (+ (* main_~b~0 main_~y~0) (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~s~0 main_~yy~0) main_~b~0 (* main_~q~0 main_~xy~0)))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (= (+ (* main_~s~0 main_~yy~0) (* main_~y~0 main_~y~0 main_~r~0) (* main_~q~0 main_~xy~0) (* main_~p~0 main_~y~0 main_~x~0)) (+ (* main_~q~0 main_~y~0 main_~x~0) (* main_~y~0 main_~y~0 main_~s~0) (* main_~p~0 main_~xy~0) (* main_~r~0 main_~yy~0))) (<= (+ (* main_~q~0 main_~x~0) main_~b~0 (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (not (= (+ (* main_~q~0 main_~x~0) main_~a~0 (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) main_~b~0 (* main_~p~0 main_~x~0)))))} is VALID [2022-04-28 12:28:03,447 INFO L284 TraceCheckUtils]: 37: Hoare quadruple {11296#true} {11842#(or (< (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= (+ (* main_~b~0 main_~y~0) (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~s~0 main_~yy~0) main_~b~0 (* main_~q~0 main_~xy~0)))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (= (+ (* main_~s~0 main_~yy~0) (* main_~y~0 main_~y~0 main_~r~0) (* main_~q~0 main_~xy~0) (* main_~p~0 main_~y~0 main_~x~0)) (+ (* main_~q~0 main_~y~0 main_~x~0) (* main_~y~0 main_~y~0 main_~s~0) (* main_~p~0 main_~xy~0) (* main_~r~0 main_~yy~0))) (<= (+ (* main_~q~0 main_~x~0) main_~b~0 (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (not (= (+ (* main_~q~0 main_~x~0) main_~a~0 (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) main_~b~0 (* main_~p~0 main_~x~0)))))} #89#return; {11842#(or (< (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= (+ (* main_~b~0 main_~y~0) (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~s~0 main_~yy~0) main_~b~0 (* main_~q~0 main_~xy~0)))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (= (+ (* main_~s~0 main_~yy~0) (* main_~y~0 main_~y~0 main_~r~0) (* main_~q~0 main_~xy~0) (* main_~p~0 main_~y~0 main_~x~0)) (+ (* main_~q~0 main_~y~0 main_~x~0) (* main_~y~0 main_~y~0 main_~s~0) (* main_~p~0 main_~xy~0) (* main_~r~0 main_~yy~0))) (<= (+ (* main_~q~0 main_~x~0) main_~b~0 (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (not (= (+ (* main_~q~0 main_~x~0) main_~a~0 (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) main_~b~0 (* main_~p~0 main_~x~0)))))} is VALID [2022-04-28 12:28:03,447 INFO L290 TraceCheckUtils]: 36: Hoare triple {11296#true} assume true; {11296#true} is VALID [2022-04-28 12:28:03,447 INFO L290 TraceCheckUtils]: 35: Hoare triple {11296#true} assume !(0 == ~cond); {11296#true} is VALID [2022-04-28 12:28:03,447 INFO L290 TraceCheckUtils]: 34: Hoare triple {11296#true} ~cond := #in~cond; {11296#true} is VALID [2022-04-28 12:28:03,447 INFO L272 TraceCheckUtils]: 33: Hoare triple {11842#(or (< (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= (+ (* main_~b~0 main_~y~0) (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~s~0 main_~yy~0) main_~b~0 (* main_~q~0 main_~xy~0)))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (= (+ (* main_~s~0 main_~yy~0) (* main_~y~0 main_~y~0 main_~r~0) (* main_~q~0 main_~xy~0) (* main_~p~0 main_~y~0 main_~x~0)) (+ (* main_~q~0 main_~y~0 main_~x~0) (* main_~y~0 main_~y~0 main_~s~0) (* main_~p~0 main_~xy~0) (* main_~r~0 main_~yy~0))) (<= (+ (* main_~q~0 main_~x~0) main_~b~0 (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (not (= (+ (* main_~q~0 main_~x~0) main_~a~0 (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) main_~b~0 (* main_~p~0 main_~x~0)))))} call assume_abort_if_not((if ~yy~0 < 2147483647 then 1 else 0)); {11296#true} is VALID [2022-04-28 12:28:03,448 INFO L284 TraceCheckUtils]: 32: Hoare quadruple {11296#true} {11842#(or (< (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= (+ (* main_~b~0 main_~y~0) (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~s~0 main_~yy~0) main_~b~0 (* main_~q~0 main_~xy~0)))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (= (+ (* main_~s~0 main_~yy~0) (* main_~y~0 main_~y~0 main_~r~0) (* main_~q~0 main_~xy~0) (* main_~p~0 main_~y~0 main_~x~0)) (+ (* main_~q~0 main_~y~0 main_~x~0) (* main_~y~0 main_~y~0 main_~s~0) (* main_~p~0 main_~xy~0) (* main_~r~0 main_~yy~0))) (<= (+ (* main_~q~0 main_~x~0) main_~b~0 (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (not (= (+ (* main_~q~0 main_~x~0) main_~a~0 (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) main_~b~0 (* main_~p~0 main_~x~0)))))} #87#return; {11842#(or (< (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= (+ (* main_~b~0 main_~y~0) (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~s~0 main_~yy~0) main_~b~0 (* main_~q~0 main_~xy~0)))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (= (+ (* main_~s~0 main_~yy~0) (* main_~y~0 main_~y~0 main_~r~0) (* main_~q~0 main_~xy~0) (* main_~p~0 main_~y~0 main_~x~0)) (+ (* main_~q~0 main_~y~0 main_~x~0) (* main_~y~0 main_~y~0 main_~s~0) (* main_~p~0 main_~xy~0) (* main_~r~0 main_~yy~0))) (<= (+ (* main_~q~0 main_~x~0) main_~b~0 (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (not (= (+ (* main_~q~0 main_~x~0) main_~a~0 (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) main_~b~0 (* main_~p~0 main_~x~0)))))} is VALID [2022-04-28 12:28:03,448 INFO L290 TraceCheckUtils]: 31: Hoare triple {11296#true} assume true; {11296#true} is VALID [2022-04-28 12:28:03,448 INFO L290 TraceCheckUtils]: 30: Hoare triple {11296#true} assume !(0 == ~cond); {11296#true} is VALID [2022-04-28 12:28:03,448 INFO L290 TraceCheckUtils]: 29: Hoare triple {11296#true} ~cond := #in~cond; {11296#true} is VALID [2022-04-28 12:28:03,448 INFO L272 TraceCheckUtils]: 28: Hoare triple {11842#(or (< (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= (+ (* main_~b~0 main_~y~0) (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~s~0 main_~yy~0) main_~b~0 (* main_~q~0 main_~xy~0)))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (= (+ (* main_~s~0 main_~yy~0) (* main_~y~0 main_~y~0 main_~r~0) (* main_~q~0 main_~xy~0) (* main_~p~0 main_~y~0 main_~x~0)) (+ (* main_~q~0 main_~y~0 main_~x~0) (* main_~y~0 main_~y~0 main_~s~0) (* main_~p~0 main_~xy~0) (* main_~r~0 main_~yy~0))) (<= (+ (* main_~q~0 main_~x~0) main_~b~0 (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (not (= (+ (* main_~q~0 main_~x~0) main_~a~0 (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) main_~b~0 (* main_~p~0 main_~x~0)))))} call assume_abort_if_not((if ~xy~0 < 2147483647 then 1 else 0)); {11296#true} is VALID [2022-04-28 12:28:03,449 INFO L290 TraceCheckUtils]: 27: Hoare triple {11296#true} ~a~0 := ~x~0;~b~0 := ~y~0;~p~0 := 1;~q~0 := 0;~r~0 := 0;~s~0 := 1;~c~0 := 0;~k~0 := 0;~xy~0 := ~x~0 * ~y~0;~yy~0 := ~y~0 * ~y~0; {11842#(or (< (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= (+ (* main_~b~0 main_~y~0) (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~s~0 main_~yy~0) main_~b~0 (* main_~q~0 main_~xy~0)))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (= (+ (* main_~s~0 main_~yy~0) (* main_~y~0 main_~y~0 main_~r~0) (* main_~q~0 main_~xy~0) (* main_~p~0 main_~y~0 main_~x~0)) (+ (* main_~q~0 main_~y~0 main_~x~0) (* main_~y~0 main_~y~0 main_~s~0) (* main_~p~0 main_~xy~0) (* main_~r~0 main_~yy~0))) (<= (+ (* main_~q~0 main_~x~0) main_~b~0 (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (not (= (+ (* main_~q~0 main_~x~0) main_~a~0 (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) main_~b~0 (* main_~p~0 main_~x~0)))))} is VALID [2022-04-28 12:28:03,449 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {11296#true} {11296#true} #85#return; {11296#true} is VALID [2022-04-28 12:28:03,450 INFO L290 TraceCheckUtils]: 25: Hoare triple {11296#true} assume true; {11296#true} is VALID [2022-04-28 12:28:03,450 INFO L290 TraceCheckUtils]: 24: Hoare triple {11296#true} assume !(0 == ~cond); {11296#true} is VALID [2022-04-28 12:28:03,450 INFO L290 TraceCheckUtils]: 23: Hoare triple {11296#true} ~cond := #in~cond; {11296#true} is VALID [2022-04-28 12:28:03,450 INFO L272 TraceCheckUtils]: 22: Hoare triple {11296#true} call assume_abort_if_not((if ~y~0 >= 1 then 1 else 0)); {11296#true} is VALID [2022-04-28 12:28:03,450 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {11296#true} {11296#true} #83#return; {11296#true} is VALID [2022-04-28 12:28:03,450 INFO L290 TraceCheckUtils]: 20: Hoare triple {11296#true} assume true; {11296#true} is VALID [2022-04-28 12:28:03,450 INFO L290 TraceCheckUtils]: 19: Hoare triple {11296#true} assume !(0 == ~cond); {11296#true} is VALID [2022-04-28 12:28:03,450 INFO L290 TraceCheckUtils]: 18: Hoare triple {11296#true} ~cond := #in~cond; {11296#true} is VALID [2022-04-28 12:28:03,450 INFO L272 TraceCheckUtils]: 17: Hoare triple {11296#true} call assume_abort_if_not((if ~x~0 >= 1 then 1 else 0)); {11296#true} is VALID [2022-04-28 12:28:03,450 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {11296#true} {11296#true} #81#return; {11296#true} is VALID [2022-04-28 12:28:03,450 INFO L290 TraceCheckUtils]: 15: Hoare triple {11296#true} assume true; {11296#true} is VALID [2022-04-28 12:28:03,450 INFO L290 TraceCheckUtils]: 14: Hoare triple {11296#true} assume !(0 == ~cond); {11296#true} is VALID [2022-04-28 12:28:03,450 INFO L290 TraceCheckUtils]: 13: Hoare triple {11296#true} ~cond := #in~cond; {11296#true} is VALID [2022-04-28 12:28:03,450 INFO L272 TraceCheckUtils]: 12: Hoare triple {11296#true} call assume_abort_if_not((if ~y~0 >= 0 && ~y~0 <= 5 then 1 else 0)); {11296#true} is VALID [2022-04-28 12:28:03,451 INFO L290 TraceCheckUtils]: 11: Hoare triple {11296#true} assume -2147483648 <= #t~nondet5 && #t~nondet5 <= 2147483647;~y~0 := #t~nondet5;havoc #t~nondet5; {11296#true} is VALID [2022-04-28 12:28:03,451 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {11296#true} {11296#true} #79#return; {11296#true} is VALID [2022-04-28 12:28:03,451 INFO L290 TraceCheckUtils]: 9: Hoare triple {11296#true} assume true; {11296#true} is VALID [2022-04-28 12:28:03,451 INFO L290 TraceCheckUtils]: 8: Hoare triple {11296#true} assume !(0 == ~cond); {11296#true} is VALID [2022-04-28 12:28:03,451 INFO L290 TraceCheckUtils]: 7: Hoare triple {11296#true} ~cond := #in~cond; {11296#true} is VALID [2022-04-28 12:28:03,451 INFO L272 TraceCheckUtils]: 6: Hoare triple {11296#true} call assume_abort_if_not((if ~x~0 >= 0 && ~x~0 <= 5 then 1 else 0)); {11296#true} is VALID [2022-04-28 12:28:03,451 INFO L290 TraceCheckUtils]: 5: Hoare triple {11296#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;havoc ~c~0;havoc ~k~0;havoc ~xy~0;havoc ~yy~0;assume -2147483648 <= #t~nondet4 && #t~nondet4 <= 2147483647;~x~0 := #t~nondet4;havoc #t~nondet4; {11296#true} is VALID [2022-04-28 12:28:03,451 INFO L272 TraceCheckUtils]: 4: Hoare triple {11296#true} call #t~ret6 := main(); {11296#true} is VALID [2022-04-28 12:28:03,451 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {11296#true} {11296#true} #103#return; {11296#true} is VALID [2022-04-28 12:28:03,451 INFO L290 TraceCheckUtils]: 2: Hoare triple {11296#true} assume true; {11296#true} is VALID [2022-04-28 12:28:03,451 INFO L290 TraceCheckUtils]: 1: Hoare triple {11296#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); {11296#true} is VALID [2022-04-28 12:28:03,451 INFO L272 TraceCheckUtils]: 0: Hoare triple {11296#true} call ULTIMATE.init(); {11296#true} is VALID [2022-04-28 12:28:03,452 INFO L134 CoverageAnalysis]: Checked inductivity of 320 backedges. 84 proven. 40 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2022-04-28 12:28:03,452 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-28 12:28:03,452 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1964452040] [2022-04-28 12:28:03,452 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-04-28 12:28:03,452 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [175901313] [2022-04-28 12:28:03,452 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [175901313] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-28 12:28:03,452 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-04-28 12:28:03,452 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 25 [2022-04-28 12:28:03,453 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-28 12:28:03,453 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [1713004093] [2022-04-28 12:28:03,453 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [1713004093] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-28 12:28:03,453 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-28 12:28:03,453 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2022-04-28 12:28:03,453 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1972556861] [2022-04-28 12:28:03,453 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-28 12:28:03,453 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 2.0) internal successors, (30), 12 states have internal predecessors, (30), 7 states have call successors, (20), 2 states have call predecessors, (20), 3 states have return successors, (18), 7 states have call predecessors, (18), 7 states have call successors, (18) Word has length 107 [2022-04-28 12:28:03,454 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-28 12:28:03,454 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 15 states, 15 states have (on average 2.0) internal successors, (30), 12 states have internal predecessors, (30), 7 states have call successors, (20), 2 states have call predecessors, (20), 3 states have return successors, (18), 7 states have call predecessors, (18), 7 states have call successors, (18) [2022-04-28 12:28:03,521 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 68 edges. 68 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-28 12:28:03,521 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-04-28 12:28:03,522 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-28 12:28:03,522 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-04-28 12:28:03,522 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=125, Invalid=473, Unknown=2, NotChecked=0, Total=600 [2022-04-28 12:28:03,522 INFO L87 Difference]: Start difference. First operand 155 states and 201 transitions. Second operand has 15 states, 15 states have (on average 2.0) internal successors, (30), 12 states have internal predecessors, (30), 7 states have call successors, (20), 2 states have call predecessors, (20), 3 states have return successors, (18), 7 states have call predecessors, (18), 7 states have call successors, (18) [2022-04-28 12:28:06,688 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-28 12:28:06,688 INFO L93 Difference]: Finished difference Result 162 states and 207 transitions. [2022-04-28 12:28:06,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-04-28 12:28:06,688 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 2.0) internal successors, (30), 12 states have internal predecessors, (30), 7 states have call successors, (20), 2 states have call predecessors, (20), 3 states have return successors, (18), 7 states have call predecessors, (18), 7 states have call successors, (18) Word has length 107 [2022-04-28 12:28:06,689 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-28 12:28:06,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15 states, 15 states have (on average 2.0) internal successors, (30), 12 states have internal predecessors, (30), 7 states have call successors, (20), 2 states have call predecessors, (20), 3 states have return successors, (18), 7 states have call predecessors, (18), 7 states have call successors, (18) [2022-04-28 12:28:06,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 103 transitions. [2022-04-28 12:28:06,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15 states, 15 states have (on average 2.0) internal successors, (30), 12 states have internal predecessors, (30), 7 states have call successors, (20), 2 states have call predecessors, (20), 3 states have return successors, (18), 7 states have call predecessors, (18), 7 states have call successors, (18) [2022-04-28 12:28:06,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 103 transitions. [2022-04-28 12:28:06,692 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 14 states and 103 transitions. [2022-04-28 12:28:06,820 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 103 edges. 103 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-28 12:28:06,831 INFO L225 Difference]: With dead ends: 162 [2022-04-28 12:28:06,831 INFO L226 Difference]: Without dead ends: 160 [2022-04-28 12:28:06,832 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 217 GetRequests, 188 SyntacticMatches, 2 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 178 ImplicationChecksByTransitivity, 17.5s TimeCoverageRelationStatistics Valid=158, Invalid=652, Unknown=2, NotChecked=0, Total=812 [2022-04-28 12:28:06,833 INFO L413 NwaCegarLoop]: 37 mSDtfsCounter, 40 mSDsluCounter, 133 mSDsCounter, 0 mSdLazyCounter, 543 mSolverCounterSat, 55 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 53 SdHoareTripleChecker+Valid, 170 SdHoareTripleChecker+Invalid, 598 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 55 IncrementalHoareTripleChecker+Valid, 543 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-04-28 12:28:06,833 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [53 Valid, 170 Invalid, 598 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [55 Valid, 543 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-04-28 12:28:06,834 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 160 states. [2022-04-28 12:28:07,116 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 160 to 159. [2022-04-28 12:28:07,116 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-28 12:28:07,117 INFO L82 GeneralOperation]: Start isEquivalent. First operand 160 states. Second operand has 159 states, 87 states have (on average 1.1149425287356323) internal successors, (97), 89 states have internal predecessors, (97), 55 states have call successors, (55), 17 states have call predecessors, (55), 16 states have return successors, (52), 52 states have call predecessors, (52), 52 states have call successors, (52) [2022-04-28 12:28:07,117 INFO L74 IsIncluded]: Start isIncluded. First operand 160 states. Second operand has 159 states, 87 states have (on average 1.1149425287356323) internal successors, (97), 89 states have internal predecessors, (97), 55 states have call successors, (55), 17 states have call predecessors, (55), 16 states have return successors, (52), 52 states have call predecessors, (52), 52 states have call successors, (52) [2022-04-28 12:28:07,117 INFO L87 Difference]: Start difference. First operand 160 states. Second operand has 159 states, 87 states have (on average 1.1149425287356323) internal successors, (97), 89 states have internal predecessors, (97), 55 states have call successors, (55), 17 states have call predecessors, (55), 16 states have return successors, (52), 52 states have call predecessors, (52), 52 states have call successors, (52) [2022-04-28 12:28:07,120 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-28 12:28:07,120 INFO L93 Difference]: Finished difference Result 160 states and 205 transitions. [2022-04-28 12:28:07,120 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 205 transitions. [2022-04-28 12:28:07,121 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-28 12:28:07,121 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-28 12:28:07,121 INFO L74 IsIncluded]: Start isIncluded. First operand has 159 states, 87 states have (on average 1.1149425287356323) internal successors, (97), 89 states have internal predecessors, (97), 55 states have call successors, (55), 17 states have call predecessors, (55), 16 states have return successors, (52), 52 states have call predecessors, (52), 52 states have call successors, (52) Second operand 160 states. [2022-04-28 12:28:07,121 INFO L87 Difference]: Start difference. First operand has 159 states, 87 states have (on average 1.1149425287356323) internal successors, (97), 89 states have internal predecessors, (97), 55 states have call successors, (55), 17 states have call predecessors, (55), 16 states have return successors, (52), 52 states have call predecessors, (52), 52 states have call successors, (52) Second operand 160 states. [2022-04-28 12:28:07,124 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-28 12:28:07,125 INFO L93 Difference]: Finished difference Result 160 states and 205 transitions. [2022-04-28 12:28:07,125 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 205 transitions. [2022-04-28 12:28:07,125 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-28 12:28:07,125 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-28 12:28:07,125 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-28 12:28:07,125 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-28 12:28:07,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 159 states, 87 states have (on average 1.1149425287356323) internal successors, (97), 89 states have internal predecessors, (97), 55 states have call successors, (55), 17 states have call predecessors, (55), 16 states have return successors, (52), 52 states have call predecessors, (52), 52 states have call successors, (52) [2022-04-28 12:28:07,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 159 states and 204 transitions. [2022-04-28 12:28:07,129 INFO L78 Accepts]: Start accepts. Automaton has 159 states and 204 transitions. Word has length 107 [2022-04-28 12:28:07,129 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-28 12:28:07,129 INFO L495 AbstractCegarLoop]: Abstraction has 159 states and 204 transitions. [2022-04-28 12:28:07,129 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 2.0) internal successors, (30), 12 states have internal predecessors, (30), 7 states have call successors, (20), 2 states have call predecessors, (20), 3 states have return successors, (18), 7 states have call predecessors, (18), 7 states have call successors, (18) [2022-04-28 12:28:07,129 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 159 states and 204 transitions. [2022-04-28 12:28:07,473 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 204 edges. 204 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-28 12:28:07,473 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 204 transitions. [2022-04-28 12:28:07,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2022-04-28 12:28:07,480 INFO L187 NwaCegarLoop]: Found error trace [2022-04-28 12:28:07,480 INFO L195 NwaCegarLoop]: trace histogram [13, 12, 12, 6, 6, 6, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1] [2022-04-28 12:28:07,496 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2022-04-28 12:28:07,681 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2022-04-28 12:28:07,681 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-28 12:28:07,681 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-28 12:28:07,682 INFO L85 PathProgramCache]: Analyzing trace with hash 1185765869, now seen corresponding path program 3 times [2022-04-28 12:28:07,682 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-28 12:28:07,682 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [684515218] [2022-04-28 12:28:07,682 INFO L202 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-04-28 12:28:07,682 INFO L85 PathProgramCache]: Analyzing trace with hash 1185765869, now seen corresponding path program 4 times [2022-04-28 12:28:07,682 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-28 12:28:07,682 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1844479231] [2022-04-28 12:28:07,682 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-28 12:28:07,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-28 12:28:07,692 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-04-28 12:28:07,692 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1593571367] [2022-04-28 12:28:07,692 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-04-28 12:28:07,692 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-28 12:28:07,693 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-28 12:28:07,693 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) [2022-04-28 12:28:07,694 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2022-04-28 12:28:07,743 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-04-28 12:28:07,743 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-28 12:28:07,745 INFO L263 TraceCheckSpWp]: Trace formula consists of 236 conjuncts, 57 conjunts are in the unsatisfiable core [2022-04-28 12:28:07,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-28 12:28:07,763 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-28 12:28:09,262 WARN L828 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2022-04-28 12:28:10,995 INFO L272 TraceCheckUtils]: 0: Hoare triple {12932#true} call ULTIMATE.init(); {12932#true} is VALID [2022-04-28 12:28:10,995 INFO L290 TraceCheckUtils]: 1: Hoare triple {12932#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); {12932#true} is VALID [2022-04-28 12:28:10,995 INFO L290 TraceCheckUtils]: 2: Hoare triple {12932#true} assume true; {12932#true} is VALID [2022-04-28 12:28:10,995 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {12932#true} {12932#true} #103#return; {12932#true} is VALID [2022-04-28 12:28:10,995 INFO L272 TraceCheckUtils]: 4: Hoare triple {12932#true} call #t~ret6 := main(); {12932#true} is VALID [2022-04-28 12:28:10,995 INFO L290 TraceCheckUtils]: 5: Hoare triple {12932#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;havoc ~c~0;havoc ~k~0;havoc ~xy~0;havoc ~yy~0;assume -2147483648 <= #t~nondet4 && #t~nondet4 <= 2147483647;~x~0 := #t~nondet4;havoc #t~nondet4; {12932#true} is VALID [2022-04-28 12:28:10,995 INFO L272 TraceCheckUtils]: 6: Hoare triple {12932#true} call assume_abort_if_not((if ~x~0 >= 0 && ~x~0 <= 5 then 1 else 0)); {12932#true} is VALID [2022-04-28 12:28:10,995 INFO L290 TraceCheckUtils]: 7: Hoare triple {12932#true} ~cond := #in~cond; {12932#true} is VALID [2022-04-28 12:28:10,995 INFO L290 TraceCheckUtils]: 8: Hoare triple {12932#true} assume !(0 == ~cond); {12932#true} is VALID [2022-04-28 12:28:10,996 INFO L290 TraceCheckUtils]: 9: Hoare triple {12932#true} assume true; {12932#true} is VALID [2022-04-28 12:28:10,996 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {12932#true} {12932#true} #79#return; {12932#true} is VALID [2022-04-28 12:28:10,996 INFO L290 TraceCheckUtils]: 11: Hoare triple {12932#true} assume -2147483648 <= #t~nondet5 && #t~nondet5 <= 2147483647;~y~0 := #t~nondet5;havoc #t~nondet5; {12932#true} is VALID [2022-04-28 12:28:10,996 INFO L272 TraceCheckUtils]: 12: Hoare triple {12932#true} call assume_abort_if_not((if ~y~0 >= 0 && ~y~0 <= 5 then 1 else 0)); {12932#true} is VALID [2022-04-28 12:28:10,996 INFO L290 TraceCheckUtils]: 13: Hoare triple {12932#true} ~cond := #in~cond; {12932#true} is VALID [2022-04-28 12:28:10,996 INFO L290 TraceCheckUtils]: 14: Hoare triple {12932#true} assume !(0 == ~cond); {12932#true} is VALID [2022-04-28 12:28:10,996 INFO L290 TraceCheckUtils]: 15: Hoare triple {12932#true} assume true; {12932#true} is VALID [2022-04-28 12:28:10,996 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {12932#true} {12932#true} #81#return; {12932#true} is VALID [2022-04-28 12:28:10,996 INFO L272 TraceCheckUtils]: 17: Hoare triple {12932#true} call assume_abort_if_not((if ~x~0 >= 1 then 1 else 0)); {12932#true} is VALID [2022-04-28 12:28:10,997 INFO L290 TraceCheckUtils]: 18: Hoare triple {12932#true} ~cond := #in~cond; {12991#(= assume_abort_if_not_~cond |assume_abort_if_not_#in~cond|)} is VALID [2022-04-28 12:28:10,997 INFO L290 TraceCheckUtils]: 19: Hoare triple {12991#(= assume_abort_if_not_~cond |assume_abort_if_not_#in~cond|)} assume !(0 == ~cond); {12995#(not (= |assume_abort_if_not_#in~cond| 0))} is VALID [2022-04-28 12:28:10,998 INFO L290 TraceCheckUtils]: 20: Hoare triple {12995#(not (= |assume_abort_if_not_#in~cond| 0))} assume true; {12995#(not (= |assume_abort_if_not_#in~cond| 0))} is VALID [2022-04-28 12:28:10,998 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {12995#(not (= |assume_abort_if_not_#in~cond| 0))} {12932#true} #83#return; {13002#(<= 1 main_~x~0)} is VALID [2022-04-28 12:28:10,998 INFO L272 TraceCheckUtils]: 22: Hoare triple {13002#(<= 1 main_~x~0)} call assume_abort_if_not((if ~y~0 >= 1 then 1 else 0)); {12932#true} is VALID [2022-04-28 12:28:10,998 INFO L290 TraceCheckUtils]: 23: Hoare triple {12932#true} ~cond := #in~cond; {12932#true} is VALID [2022-04-28 12:28:10,998 INFO L290 TraceCheckUtils]: 24: Hoare triple {12932#true} assume !(0 == ~cond); {12932#true} is VALID [2022-04-28 12:28:10,998 INFO L290 TraceCheckUtils]: 25: Hoare triple {12932#true} assume true; {12932#true} is VALID [2022-04-28 12:28:10,999 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {12932#true} {13002#(<= 1 main_~x~0)} #85#return; {13002#(<= 1 main_~x~0)} is VALID [2022-04-28 12:28:10,999 INFO L290 TraceCheckUtils]: 27: Hoare triple {13002#(<= 1 main_~x~0)} ~a~0 := ~x~0;~b~0 := ~y~0;~p~0 := 1;~q~0 := 0;~r~0 := 0;~s~0 := 1;~c~0 := 0;~k~0 := 0;~xy~0 := ~x~0 * ~y~0;~yy~0 := ~y~0 * ~y~0; {13021#(and (= main_~r~0 0) (<= 1 main_~x~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 [2022-04-28 12:28:10,999 INFO L272 TraceCheckUtils]: 28: Hoare triple {13021#(and (= main_~r~0 0) (<= 1 main_~x~0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} call assume_abort_if_not((if ~xy~0 < 2147483647 then 1 else 0)); {12932#true} is VALID [2022-04-28 12:28:10,999 INFO L290 TraceCheckUtils]: 29: Hoare triple {12932#true} ~cond := #in~cond; {12932#true} is VALID [2022-04-28 12:28:10,999 INFO L290 TraceCheckUtils]: 30: Hoare triple {12932#true} assume !(0 == ~cond); {12932#true} is VALID [2022-04-28 12:28:11,000 INFO L290 TraceCheckUtils]: 31: Hoare triple {12932#true} assume true; {12932#true} is VALID [2022-04-28 12:28:11,000 INFO L284 TraceCheckUtils]: 32: Hoare quadruple {12932#true} {13021#(and (= main_~r~0 0) (<= 1 main_~x~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))} #87#return; {13021#(and (= main_~r~0 0) (<= 1 main_~x~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 [2022-04-28 12:28:11,000 INFO L272 TraceCheckUtils]: 33: Hoare triple {13021#(and (= main_~r~0 0) (<= 1 main_~x~0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} call assume_abort_if_not((if ~yy~0 < 2147483647 then 1 else 0)); {12932#true} is VALID [2022-04-28 12:28:11,000 INFO L290 TraceCheckUtils]: 34: Hoare triple {12932#true} ~cond := #in~cond; {12932#true} is VALID [2022-04-28 12:28:11,000 INFO L290 TraceCheckUtils]: 35: Hoare triple {12932#true} assume !(0 == ~cond); {12932#true} is VALID [2022-04-28 12:28:11,000 INFO L290 TraceCheckUtils]: 36: Hoare triple {12932#true} assume true; {12932#true} is VALID [2022-04-28 12:28:11,001 INFO L284 TraceCheckUtils]: 37: Hoare quadruple {12932#true} {13021#(and (= main_~r~0 0) (<= 1 main_~x~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))} #89#return; {13021#(and (= main_~r~0 0) (<= 1 main_~x~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 [2022-04-28 12:28:11,002 INFO L290 TraceCheckUtils]: 38: Hoare triple {13021#(and (= main_~r~0 0) (<= 1 main_~x~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; {13021#(and (= main_~r~0 0) (<= 1 main_~x~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 [2022-04-28 12:28:11,002 INFO L290 TraceCheckUtils]: 39: Hoare triple {13021#(and (= main_~r~0 0) (<= 1 main_~x~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);~c~0 := ~a~0;~k~0 := 0; {13058#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (<= 1 main_~x~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 [2022-04-28 12:28:11,003 INFO L290 TraceCheckUtils]: 40: Hoare triple {13058#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (<= 1 main_~x~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; {13058#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (<= 1 main_~x~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 [2022-04-28 12:28:11,003 INFO L272 TraceCheckUtils]: 41: Hoare triple {13058#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (<= 1 main_~x~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} call __VERIFIER_assert((if ~a~0 == ~k~0 * ~b~0 + ~c~0 then 1 else 0)); {12932#true} is VALID [2022-04-28 12:28:11,003 INFO L290 TraceCheckUtils]: 42: Hoare triple {12932#true} ~cond := #in~cond; {12932#true} is VALID [2022-04-28 12:28:11,003 INFO L290 TraceCheckUtils]: 43: Hoare triple {12932#true} assume !(0 == ~cond); {12932#true} is VALID [2022-04-28 12:28:11,003 INFO L290 TraceCheckUtils]: 44: Hoare triple {12932#true} assume true; {12932#true} is VALID [2022-04-28 12:28:11,004 INFO L284 TraceCheckUtils]: 45: Hoare quadruple {12932#true} {13058#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (<= 1 main_~x~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))} #91#return; {13058#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (<= 1 main_~x~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 [2022-04-28 12:28:11,004 INFO L272 TraceCheckUtils]: 46: Hoare triple {13058#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (<= 1 main_~x~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {12932#true} is VALID [2022-04-28 12:28:11,004 INFO L290 TraceCheckUtils]: 47: Hoare triple {12932#true} ~cond := #in~cond; {12932#true} is VALID [2022-04-28 12:28:11,004 INFO L290 TraceCheckUtils]: 48: Hoare triple {12932#true} assume !(0 == ~cond); {12932#true} is VALID [2022-04-28 12:28:11,004 INFO L290 TraceCheckUtils]: 49: Hoare triple {12932#true} assume true; {12932#true} is VALID [2022-04-28 12:28:11,005 INFO L284 TraceCheckUtils]: 50: Hoare quadruple {12932#true} {13058#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (<= 1 main_~x~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))} #93#return; {13058#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (<= 1 main_~x~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 [2022-04-28 12:28:11,005 INFO L272 TraceCheckUtils]: 51: Hoare triple {13058#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (<= 1 main_~x~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} call __VERIFIER_assert((if ~b~0 == ~x~0 * ~q~0 + ~y~0 * ~s~0 then 1 else 0)); {12932#true} is VALID [2022-04-28 12:28:11,005 INFO L290 TraceCheckUtils]: 52: Hoare triple {12932#true} ~cond := #in~cond; {12932#true} is VALID [2022-04-28 12:28:11,005 INFO L290 TraceCheckUtils]: 53: Hoare triple {12932#true} assume !(0 == ~cond); {12932#true} is VALID [2022-04-28 12:28:11,005 INFO L290 TraceCheckUtils]: 54: Hoare triple {12932#true} assume true; {12932#true} is VALID [2022-04-28 12:28:11,005 INFO L284 TraceCheckUtils]: 55: Hoare quadruple {12932#true} {13058#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (<= 1 main_~x~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))} #95#return; {13058#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (<= 1 main_~x~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 [2022-04-28 12:28:11,006 INFO L272 TraceCheckUtils]: 56: Hoare triple {13058#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (<= 1 main_~x~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} call __VERIFIER_assert((if 0 == ~q~0 * ~xy~0 + ~s~0 * ~yy~0 - ~q~0 * ~x~0 - ~b~0 * ~y~0 - ~s~0 * ~y~0 + ~b~0 then 1 else 0)); {12932#true} is VALID [2022-04-28 12:28:11,006 INFO L290 TraceCheckUtils]: 57: Hoare triple {12932#true} ~cond := #in~cond; {12932#true} is VALID [2022-04-28 12:28:11,006 INFO L290 TraceCheckUtils]: 58: Hoare triple {12932#true} assume !(0 == ~cond); {12932#true} is VALID [2022-04-28 12:28:11,006 INFO L290 TraceCheckUtils]: 59: Hoare triple {12932#true} assume true; {12932#true} is VALID [2022-04-28 12:28:11,006 INFO L284 TraceCheckUtils]: 60: Hoare quadruple {12932#true} {13058#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (<= 1 main_~x~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))} #97#return; {13058#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (<= 1 main_~x~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 [2022-04-28 12:28:11,007 INFO L290 TraceCheckUtils]: 61: Hoare triple {13058#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (<= 1 main_~x~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);~c~0 := ~c~0 - ~b~0;~k~0 := 1 + ~k~0; {13125#(and (= main_~r~0 0) (<= 1 main_~k~0) (<= 1 main_~x~0) (= main_~s~0 1) (= (+ main_~a~0 (* (- 1) main_~b~0)) main_~c~0) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-28 12:28:11,008 INFO L290 TraceCheckUtils]: 62: Hoare triple {13125#(and (= main_~r~0 0) (<= 1 main_~k~0) (<= 1 main_~x~0) (= main_~s~0 1) (= (+ main_~a~0 (* (- 1) main_~b~0)) main_~c~0) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} assume !false; {13125#(and (= main_~r~0 0) (<= 1 main_~k~0) (<= 1 main_~x~0) (= main_~s~0 1) (= (+ main_~a~0 (* (- 1) main_~b~0)) main_~c~0) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-28 12:28:11,008 INFO L272 TraceCheckUtils]: 63: Hoare triple {13125#(and (= main_~r~0 0) (<= 1 main_~k~0) (<= 1 main_~x~0) (= main_~s~0 1) (= (+ main_~a~0 (* (- 1) main_~b~0)) main_~c~0) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} call __VERIFIER_assert((if ~a~0 == ~k~0 * ~b~0 + ~c~0 then 1 else 0)); {12932#true} is VALID [2022-04-28 12:28:11,008 INFO L290 TraceCheckUtils]: 64: Hoare triple {12932#true} ~cond := #in~cond; {13135#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} is VALID [2022-04-28 12:28:11,009 INFO L290 TraceCheckUtils]: 65: Hoare triple {13135#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} assume !(0 == ~cond); {13139#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-28 12:28:11,009 INFO L290 TraceCheckUtils]: 66: Hoare triple {13139#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {13139#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-28 12:28:11,010 INFO L284 TraceCheckUtils]: 67: Hoare quadruple {13139#(not (= |__VERIFIER_assert_#in~cond| 0))} {13125#(and (= main_~r~0 0) (<= 1 main_~k~0) (<= 1 main_~x~0) (= main_~s~0 1) (= (+ main_~a~0 (* (- 1) main_~b~0)) main_~c~0) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} #91#return; {13146#(and (= main_~r~0 0) (= main_~a~0 (+ main_~c~0 (* main_~b~0 main_~k~0))) (<= 1 main_~k~0) (<= 1 main_~x~0) (= main_~s~0 1) (= (+ main_~a~0 (* (- 1) main_~b~0)) main_~c~0) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-28 12:28:11,010 INFO L272 TraceCheckUtils]: 68: Hoare triple {13146#(and (= main_~r~0 0) (= main_~a~0 (+ main_~c~0 (* main_~b~0 main_~k~0))) (<= 1 main_~k~0) (<= 1 main_~x~0) (= main_~s~0 1) (= (+ main_~a~0 (* (- 1) main_~b~0)) main_~c~0) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {12932#true} is VALID [2022-04-28 12:28:11,010 INFO L290 TraceCheckUtils]: 69: Hoare triple {12932#true} ~cond := #in~cond; {12932#true} is VALID [2022-04-28 12:28:11,010 INFO L290 TraceCheckUtils]: 70: Hoare triple {12932#true} assume !(0 == ~cond); {12932#true} is VALID [2022-04-28 12:28:11,010 INFO L290 TraceCheckUtils]: 71: Hoare triple {12932#true} assume true; {12932#true} is VALID [2022-04-28 12:28:11,011 INFO L284 TraceCheckUtils]: 72: Hoare quadruple {12932#true} {13146#(and (= main_~r~0 0) (= main_~a~0 (+ main_~c~0 (* main_~b~0 main_~k~0))) (<= 1 main_~k~0) (<= 1 main_~x~0) (= main_~s~0 1) (= (+ main_~a~0 (* (- 1) main_~b~0)) main_~c~0) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} #93#return; {13146#(and (= main_~r~0 0) (= main_~a~0 (+ main_~c~0 (* main_~b~0 main_~k~0))) (<= 1 main_~k~0) (<= 1 main_~x~0) (= main_~s~0 1) (= (+ main_~a~0 (* (- 1) main_~b~0)) main_~c~0) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-28 12:28:11,011 INFO L272 TraceCheckUtils]: 73: Hoare triple {13146#(and (= main_~r~0 0) (= main_~a~0 (+ main_~c~0 (* main_~b~0 main_~k~0))) (<= 1 main_~k~0) (<= 1 main_~x~0) (= main_~s~0 1) (= (+ main_~a~0 (* (- 1) main_~b~0)) main_~c~0) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} call __VERIFIER_assert((if ~b~0 == ~x~0 * ~q~0 + ~y~0 * ~s~0 then 1 else 0)); {12932#true} is VALID [2022-04-28 12:28:11,011 INFO L290 TraceCheckUtils]: 74: Hoare triple {12932#true} ~cond := #in~cond; {12932#true} is VALID [2022-04-28 12:28:11,011 INFO L290 TraceCheckUtils]: 75: Hoare triple {12932#true} assume !(0 == ~cond); {12932#true} is VALID [2022-04-28 12:28:11,011 INFO L290 TraceCheckUtils]: 76: Hoare triple {12932#true} assume true; {12932#true} is VALID [2022-04-28 12:28:11,012 INFO L284 TraceCheckUtils]: 77: Hoare quadruple {12932#true} {13146#(and (= main_~r~0 0) (= main_~a~0 (+ main_~c~0 (* main_~b~0 main_~k~0))) (<= 1 main_~k~0) (<= 1 main_~x~0) (= main_~s~0 1) (= (+ main_~a~0 (* (- 1) main_~b~0)) main_~c~0) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} #95#return; {13146#(and (= main_~r~0 0) (= main_~a~0 (+ main_~c~0 (* main_~b~0 main_~k~0))) (<= 1 main_~k~0) (<= 1 main_~x~0) (= main_~s~0 1) (= (+ main_~a~0 (* (- 1) main_~b~0)) main_~c~0) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-28 12:28:11,012 INFO L272 TraceCheckUtils]: 78: Hoare triple {13146#(and (= main_~r~0 0) (= main_~a~0 (+ main_~c~0 (* main_~b~0 main_~k~0))) (<= 1 main_~k~0) (<= 1 main_~x~0) (= main_~s~0 1) (= (+ main_~a~0 (* (- 1) main_~b~0)) main_~c~0) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} call __VERIFIER_assert((if 0 == ~q~0 * ~xy~0 + ~s~0 * ~yy~0 - ~q~0 * ~x~0 - ~b~0 * ~y~0 - ~s~0 * ~y~0 + ~b~0 then 1 else 0)); {12932#true} is VALID [2022-04-28 12:28:11,012 INFO L290 TraceCheckUtils]: 79: Hoare triple {12932#true} ~cond := #in~cond; {12932#true} is VALID [2022-04-28 12:28:11,012 INFO L290 TraceCheckUtils]: 80: Hoare triple {12932#true} assume !(0 == ~cond); {12932#true} is VALID [2022-04-28 12:28:11,012 INFO L290 TraceCheckUtils]: 81: Hoare triple {12932#true} assume true; {12932#true} is VALID [2022-04-28 12:28:11,013 INFO L284 TraceCheckUtils]: 82: Hoare quadruple {12932#true} {13146#(and (= main_~r~0 0) (= main_~a~0 (+ main_~c~0 (* main_~b~0 main_~k~0))) (<= 1 main_~k~0) (<= 1 main_~x~0) (= main_~s~0 1) (= (+ main_~a~0 (* (- 1) main_~b~0)) main_~c~0) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} #97#return; {13146#(and (= main_~r~0 0) (= main_~a~0 (+ main_~c~0 (* main_~b~0 main_~k~0))) (<= 1 main_~k~0) (<= 1 main_~x~0) (= main_~s~0 1) (= (+ main_~a~0 (* (- 1) main_~b~0)) main_~c~0) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-28 12:28:11,014 INFO L290 TraceCheckUtils]: 83: Hoare triple {13146#(and (= main_~r~0 0) (= main_~a~0 (+ main_~c~0 (* main_~b~0 main_~k~0))) (<= 1 main_~k~0) (<= 1 main_~x~0) (= main_~s~0 1) (= (+ main_~a~0 (* (- 1) main_~b~0)) main_~c~0) (= 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);~c~0 := ~c~0 - ~b~0;~k~0 := 1 + ~k~0; {13195#(and (= main_~r~0 0) (<= 1 main_~x~0) (= main_~s~0 1) (<= 2 main_~k~0) (<= 0 main_~c~0) (= main_~b~0 main_~y~0) (= (+ main_~a~0 (* (- 1) main_~b~0)) (+ main_~c~0 main_~b~0)) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-28 12:28:11,015 INFO L290 TraceCheckUtils]: 84: Hoare triple {13195#(and (= main_~r~0 0) (<= 1 main_~x~0) (= main_~s~0 1) (<= 2 main_~k~0) (<= 0 main_~c~0) (= main_~b~0 main_~y~0) (= (+ main_~a~0 (* (- 1) main_~b~0)) (+ main_~c~0 main_~b~0)) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} assume !false; {13195#(and (= main_~r~0 0) (<= 1 main_~x~0) (= main_~s~0 1) (<= 2 main_~k~0) (<= 0 main_~c~0) (= main_~b~0 main_~y~0) (= (+ main_~a~0 (* (- 1) main_~b~0)) (+ main_~c~0 main_~b~0)) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-28 12:28:11,015 INFO L272 TraceCheckUtils]: 85: Hoare triple {13195#(and (= main_~r~0 0) (<= 1 main_~x~0) (= main_~s~0 1) (<= 2 main_~k~0) (<= 0 main_~c~0) (= main_~b~0 main_~y~0) (= (+ main_~a~0 (* (- 1) main_~b~0)) (+ main_~c~0 main_~b~0)) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} call __VERIFIER_assert((if ~a~0 == ~k~0 * ~b~0 + ~c~0 then 1 else 0)); {12932#true} is VALID [2022-04-28 12:28:11,015 INFO L290 TraceCheckUtils]: 86: Hoare triple {12932#true} ~cond := #in~cond; {13135#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} is VALID [2022-04-28 12:28:11,015 INFO L290 TraceCheckUtils]: 87: Hoare triple {13135#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} assume !(0 == ~cond); {13139#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-28 12:28:11,016 INFO L290 TraceCheckUtils]: 88: Hoare triple {13139#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {13139#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-28 12:28:11,017 INFO L284 TraceCheckUtils]: 89: Hoare quadruple {13139#(not (= |__VERIFIER_assert_#in~cond| 0))} {13195#(and (= main_~r~0 0) (<= 1 main_~x~0) (= main_~s~0 1) (<= 2 main_~k~0) (<= 0 main_~c~0) (= main_~b~0 main_~y~0) (= (+ main_~a~0 (* (- 1) main_~b~0)) (+ main_~c~0 main_~b~0)) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} #91#return; {13214#(and (= main_~r~0 0) (= main_~a~0 (+ main_~c~0 (* main_~b~0 main_~k~0))) (<= 1 main_~x~0) (= main_~s~0 1) (<= 2 main_~k~0) (<= 0 main_~c~0) (= main_~b~0 main_~y~0) (= (+ main_~a~0 (* (- 1) main_~b~0)) (+ main_~c~0 main_~b~0)) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-28 12:28:11,017 INFO L272 TraceCheckUtils]: 90: Hoare triple {13214#(and (= main_~r~0 0) (= main_~a~0 (+ main_~c~0 (* main_~b~0 main_~k~0))) (<= 1 main_~x~0) (= main_~s~0 1) (<= 2 main_~k~0) (<= 0 main_~c~0) (= main_~b~0 main_~y~0) (= (+ main_~a~0 (* (- 1) main_~b~0)) (+ main_~c~0 main_~b~0)) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {12932#true} is VALID [2022-04-28 12:28:11,017 INFO L290 TraceCheckUtils]: 91: Hoare triple {12932#true} ~cond := #in~cond; {13135#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} is VALID [2022-04-28 12:28:11,017 INFO L290 TraceCheckUtils]: 92: Hoare triple {13135#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} assume !(0 == ~cond); {13139#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-28 12:28:11,018 INFO L290 TraceCheckUtils]: 93: Hoare triple {13139#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {13139#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-28 12:28:11,019 INFO L284 TraceCheckUtils]: 94: Hoare quadruple {13139#(not (= |__VERIFIER_assert_#in~cond| 0))} {13214#(and (= main_~r~0 0) (= main_~a~0 (+ main_~c~0 (* main_~b~0 main_~k~0))) (<= 1 main_~x~0) (= main_~s~0 1) (<= 2 main_~k~0) (<= 0 main_~c~0) (= main_~b~0 main_~y~0) (= (+ main_~a~0 (* (- 1) main_~b~0)) (+ main_~c~0 main_~b~0)) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} #93#return; {13230#(and (= main_~r~0 0) (= main_~x~0 (+ main_~c~0 (* main_~b~0 main_~k~0))) (<= 1 main_~x~0) (= main_~s~0 1) (<= 2 main_~k~0) (<= 0 main_~c~0) (= main_~b~0 main_~y~0) (= (* main_~b~0 main_~k~0) (* main_~b~0 2)) (= main_~q~0 0) (= main_~p~0 1))} is VALID [2022-04-28 12:28:11,019 INFO L272 TraceCheckUtils]: 95: Hoare triple {13230#(and (= main_~r~0 0) (= main_~x~0 (+ main_~c~0 (* main_~b~0 main_~k~0))) (<= 1 main_~x~0) (= main_~s~0 1) (<= 2 main_~k~0) (<= 0 main_~c~0) (= main_~b~0 main_~y~0) (= (* main_~b~0 main_~k~0) (* main_~b~0 2)) (= main_~q~0 0) (= main_~p~0 1))} call __VERIFIER_assert((if ~b~0 == ~x~0 * ~q~0 + ~y~0 * ~s~0 then 1 else 0)); {12932#true} is VALID [2022-04-28 12:28:11,019 INFO L290 TraceCheckUtils]: 96: Hoare triple {12932#true} ~cond := #in~cond; {12932#true} is VALID [2022-04-28 12:28:11,020 INFO L290 TraceCheckUtils]: 97: Hoare triple {12932#true} assume !(0 == ~cond); {12932#true} is VALID [2022-04-28 12:28:11,020 INFO L290 TraceCheckUtils]: 98: Hoare triple {12932#true} assume true; {12932#true} is VALID [2022-04-28 12:28:11,020 INFO L284 TraceCheckUtils]: 99: Hoare quadruple {12932#true} {13230#(and (= main_~r~0 0) (= main_~x~0 (+ main_~c~0 (* main_~b~0 main_~k~0))) (<= 1 main_~x~0) (= main_~s~0 1) (<= 2 main_~k~0) (<= 0 main_~c~0) (= main_~b~0 main_~y~0) (= (* main_~b~0 main_~k~0) (* main_~b~0 2)) (= main_~q~0 0) (= main_~p~0 1))} #95#return; {13230#(and (= main_~r~0 0) (= main_~x~0 (+ main_~c~0 (* main_~b~0 main_~k~0))) (<= 1 main_~x~0) (= main_~s~0 1) (<= 2 main_~k~0) (<= 0 main_~c~0) (= main_~b~0 main_~y~0) (= (* main_~b~0 main_~k~0) (* main_~b~0 2)) (= main_~q~0 0) (= main_~p~0 1))} is VALID [2022-04-28 12:28:11,020 INFO L272 TraceCheckUtils]: 100: Hoare triple {13230#(and (= main_~r~0 0) (= main_~x~0 (+ main_~c~0 (* main_~b~0 main_~k~0))) (<= 1 main_~x~0) (= main_~s~0 1) (<= 2 main_~k~0) (<= 0 main_~c~0) (= main_~b~0 main_~y~0) (= (* main_~b~0 main_~k~0) (* main_~b~0 2)) (= main_~q~0 0) (= main_~p~0 1))} call __VERIFIER_assert((if 0 == ~q~0 * ~xy~0 + ~s~0 * ~yy~0 - ~q~0 * ~x~0 - ~b~0 * ~y~0 - ~s~0 * ~y~0 + ~b~0 then 1 else 0)); {12932#true} is VALID [2022-04-28 12:28:11,021 INFO L290 TraceCheckUtils]: 101: Hoare triple {12932#true} ~cond := #in~cond; {12932#true} is VALID [2022-04-28 12:28:11,021 INFO L290 TraceCheckUtils]: 102: Hoare triple {12932#true} assume !(0 == ~cond); {12932#true} is VALID [2022-04-28 12:28:11,021 INFO L290 TraceCheckUtils]: 103: Hoare triple {12932#true} assume true; {12932#true} is VALID [2022-04-28 12:28:11,022 INFO L284 TraceCheckUtils]: 104: Hoare quadruple {12932#true} {13230#(and (= main_~r~0 0) (= main_~x~0 (+ main_~c~0 (* main_~b~0 main_~k~0))) (<= 1 main_~x~0) (= main_~s~0 1) (<= 2 main_~k~0) (<= 0 main_~c~0) (= main_~b~0 main_~y~0) (= (* main_~b~0 main_~k~0) (* main_~b~0 2)) (= main_~q~0 0) (= main_~p~0 1))} #97#return; {13230#(and (= main_~r~0 0) (= main_~x~0 (+ main_~c~0 (* main_~b~0 main_~k~0))) (<= 1 main_~x~0) (= main_~s~0 1) (<= 2 main_~k~0) (<= 0 main_~c~0) (= main_~b~0 main_~y~0) (= (* main_~b~0 main_~k~0) (* main_~b~0 2)) (= main_~q~0 0) (= main_~p~0 1))} is VALID [2022-04-28 12:28:11,022 INFO L290 TraceCheckUtils]: 105: Hoare triple {13230#(and (= main_~r~0 0) (= main_~x~0 (+ main_~c~0 (* main_~b~0 main_~k~0))) (<= 1 main_~x~0) (= main_~s~0 1) (<= 2 main_~k~0) (<= 0 main_~c~0) (= main_~b~0 main_~y~0) (= (* main_~b~0 main_~k~0) (* main_~b~0 2)) (= main_~q~0 0) (= main_~p~0 1))} assume !(~c~0 >= ~b~0); {13264#(and (= main_~r~0 0) (< main_~c~0 main_~y~0) (= main_~s~0 1) (<= 0 main_~c~0) (= main_~q~0 0) (= main_~x~0 (+ main_~c~0 (* main_~k~0 main_~y~0))) (= (* main_~y~0 2) (* main_~k~0 main_~y~0)) (= main_~p~0 1))} is VALID [2022-04-28 12:28:11,025 INFO L290 TraceCheckUtils]: 106: Hoare triple {13264#(and (= main_~r~0 0) (< main_~c~0 main_~y~0) (= main_~s~0 1) (<= 0 main_~c~0) (= main_~q~0 0) (= main_~x~0 (+ main_~c~0 (* main_~k~0 main_~y~0))) (= (* main_~y~0 2) (* main_~k~0 main_~y~0)) (= main_~p~0 1))} ~a~0 := ~b~0;~b~0 := ~c~0;havoc ~temp~0;~temp~0 := ~p~0;~p~0 := ~q~0;~q~0 := ~temp~0 - ~q~0 * ~k~0;~temp~0 := ~r~0;~r~0 := ~s~0;~s~0 := ~temp~0 - ~s~0 * ~k~0; {13268#(and (<= 0 (+ main_~x~0 (* main_~y~0 main_~s~0))) (< (+ main_~x~0 (* main_~y~0 main_~s~0)) main_~y~0) (= (+ main_~x~0 (* main_~y~0 main_~s~0)) main_~b~0) (= (* main_~y~0 (* (- 1) main_~s~0)) (* main_~y~0 2)) (= main_~q~0 1))} is VALID [2022-04-28 12:28:11,025 INFO L290 TraceCheckUtils]: 107: Hoare triple {13268#(and (<= 0 (+ main_~x~0 (* main_~y~0 main_~s~0))) (< (+ main_~x~0 (* main_~y~0 main_~s~0)) main_~y~0) (= (+ main_~x~0 (* main_~y~0 main_~s~0)) main_~b~0) (= (* main_~y~0 (* (- 1) main_~s~0)) (* main_~y~0 2)) (= main_~q~0 1))} assume !false; {13268#(and (<= 0 (+ main_~x~0 (* main_~y~0 main_~s~0))) (< (+ main_~x~0 (* main_~y~0 main_~s~0)) main_~y~0) (= (+ main_~x~0 (* main_~y~0 main_~s~0)) main_~b~0) (= (* main_~y~0 (* (- 1) main_~s~0)) (* main_~y~0 2)) (= main_~q~0 1))} is VALID [2022-04-28 12:28:11,026 INFO L290 TraceCheckUtils]: 108: Hoare triple {13268#(and (<= 0 (+ main_~x~0 (* main_~y~0 main_~s~0))) (< (+ main_~x~0 (* main_~y~0 main_~s~0)) main_~y~0) (= (+ main_~x~0 (* main_~y~0 main_~s~0)) main_~b~0) (= (* main_~y~0 (* (- 1) main_~s~0)) (* main_~y~0 2)) (= main_~q~0 1))} assume !(0 != ~b~0); {13275#(and (= (+ main_~x~0 (* main_~y~0 main_~s~0)) 0) (= (+ (* main_~y~0 2) (* main_~y~0 main_~s~0)) 0) (< (+ main_~x~0 (* main_~y~0 main_~s~0)) main_~y~0) (= main_~q~0 1))} is VALID [2022-04-28 12:28:11,027 INFO L272 TraceCheckUtils]: 109: Hoare triple {13275#(and (= (+ main_~x~0 (* main_~y~0 main_~s~0)) 0) (= (+ (* main_~y~0 2) (* main_~y~0 main_~s~0)) 0) (< (+ main_~x~0 (* main_~y~0 main_~s~0)) main_~y~0) (= main_~q~0 1))} call __VERIFIER_assert((if 0 == ~q~0 * ~x~0 + ~s~0 * ~y~0 then 1 else 0)); {13279#(<= 1 |__VERIFIER_assert_#in~cond|)} is VALID [2022-04-28 12:28:11,027 INFO L290 TraceCheckUtils]: 110: Hoare triple {13279#(<= 1 |__VERIFIER_assert_#in~cond|)} ~cond := #in~cond; {13283#(<= 1 __VERIFIER_assert_~cond)} is VALID [2022-04-28 12:28:11,027 INFO L290 TraceCheckUtils]: 111: Hoare triple {13283#(<= 1 __VERIFIER_assert_~cond)} assume 0 == ~cond; {12933#false} is VALID [2022-04-28 12:28:11,027 INFO L290 TraceCheckUtils]: 112: Hoare triple {12933#false} assume !false; {12933#false} is VALID [2022-04-28 12:28:11,028 INFO L134 CoverageAnalysis]: Checked inductivity of 368 backedges. 81 proven. 59 refuted. 0 times theorem prover too weak. 228 trivial. 0 not checked. [2022-04-28 12:28:11,028 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-28 12:30:08,315 WARN L828 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2022-04-28 12:30:10,380 WARN L828 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2022-04-28 12:30:48,211 WARN L828 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2022-04-28 12:31:10,677 INFO L290 TraceCheckUtils]: 112: Hoare triple {12933#false} assume !false; {12933#false} is VALID [2022-04-28 12:31:10,677 INFO L290 TraceCheckUtils]: 111: Hoare triple {13283#(<= 1 __VERIFIER_assert_~cond)} assume 0 == ~cond; {12933#false} is VALID [2022-04-28 12:31:10,678 INFO L290 TraceCheckUtils]: 110: Hoare triple {13279#(<= 1 |__VERIFIER_assert_#in~cond|)} ~cond := #in~cond; {13283#(<= 1 __VERIFIER_assert_~cond)} is VALID [2022-04-28 12:31:10,679 INFO L272 TraceCheckUtils]: 109: Hoare triple {13299#(= (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) 0)} call __VERIFIER_assert((if 0 == ~q~0 * ~x~0 + ~s~0 * ~y~0 then 1 else 0)); {13279#(<= 1 |__VERIFIER_assert_#in~cond|)} is VALID [2022-04-28 12:31:10,679 INFO L290 TraceCheckUtils]: 108: Hoare triple {13303#(or (not (= main_~b~0 0)) (= (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) 0))} assume !(0 != ~b~0); {13299#(= (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) 0)} is VALID [2022-04-28 12:31:10,680 INFO L290 TraceCheckUtils]: 107: Hoare triple {13303#(or (not (= main_~b~0 0)) (= (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) 0))} assume !false; {13303#(or (not (= main_~b~0 0)) (= (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) 0))} is VALID [2022-04-28 12:31:11,782 INFO L290 TraceCheckUtils]: 106: Hoare triple {13310#(or (not (= main_~c~0 0)) (= (+ (* (+ (* (* 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)) 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; {13303#(or (not (= main_~b~0 0)) (= (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) 0))} is VALID [2022-04-28 12:31:11,782 INFO L290 TraceCheckUtils]: 105: Hoare triple {13314#(or (not (= main_~c~0 0)) (<= main_~b~0 main_~c~0) (= (+ (* (+ (* (* 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)) 0))} assume !(~c~0 >= ~b~0); {13310#(or (not (= main_~c~0 0)) (= (+ (* (+ (* (* 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)) 0))} is VALID [2022-04-28 12:31:11,783 INFO L284 TraceCheckUtils]: 104: Hoare quadruple {12932#true} {13314#(or (not (= main_~c~0 0)) (<= main_~b~0 main_~c~0) (= (+ (* (+ (* (* 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)) 0))} #97#return; {13314#(or (not (= main_~c~0 0)) (<= main_~b~0 main_~c~0) (= (+ (* (+ (* (* 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)) 0))} is VALID [2022-04-28 12:31:11,783 INFO L290 TraceCheckUtils]: 103: Hoare triple {12932#true} assume true; {12932#true} is VALID [2022-04-28 12:31:11,783 INFO L290 TraceCheckUtils]: 102: Hoare triple {12932#true} assume !(0 == ~cond); {12932#true} is VALID [2022-04-28 12:31:11,784 INFO L290 TraceCheckUtils]: 101: Hoare triple {12932#true} ~cond := #in~cond; {12932#true} is VALID [2022-04-28 12:31:11,784 INFO L272 TraceCheckUtils]: 100: Hoare triple {13314#(or (not (= main_~c~0 0)) (<= main_~b~0 main_~c~0) (= (+ (* (+ (* (* 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)) 0))} call __VERIFIER_assert((if 0 == ~q~0 * ~xy~0 + ~s~0 * ~yy~0 - ~q~0 * ~x~0 - ~b~0 * ~y~0 - ~s~0 * ~y~0 + ~b~0 then 1 else 0)); {12932#true} is VALID [2022-04-28 12:31:11,784 INFO L284 TraceCheckUtils]: 99: Hoare quadruple {12932#true} {13314#(or (not (= main_~c~0 0)) (<= main_~b~0 main_~c~0) (= (+ (* (+ (* (* 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)) 0))} #95#return; {13314#(or (not (= main_~c~0 0)) (<= main_~b~0 main_~c~0) (= (+ (* (+ (* (* 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)) 0))} is VALID [2022-04-28 12:31:11,784 INFO L290 TraceCheckUtils]: 98: Hoare triple {12932#true} assume true; {12932#true} is VALID [2022-04-28 12:31:11,784 INFO L290 TraceCheckUtils]: 97: Hoare triple {12932#true} assume !(0 == ~cond); {12932#true} is VALID [2022-04-28 12:31:11,784 INFO L290 TraceCheckUtils]: 96: Hoare triple {12932#true} ~cond := #in~cond; {12932#true} is VALID [2022-04-28 12:31:11,785 INFO L272 TraceCheckUtils]: 95: Hoare triple {13314#(or (not (= main_~c~0 0)) (<= main_~b~0 main_~c~0) (= (+ (* (+ (* (* 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)) 0))} call __VERIFIER_assert((if ~b~0 == ~x~0 * ~q~0 + ~y~0 * ~s~0 then 1 else 0)); {12932#true} is VALID [2022-04-28 12:31:11,785 INFO L284 TraceCheckUtils]: 94: Hoare quadruple {13139#(not (= |__VERIFIER_assert_#in~cond| 0))} {13348#(or (not (= main_~c~0 0)) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (<= main_~b~0 main_~c~0) (= (+ (* (+ (* (* 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)) 0))} #93#return; {13314#(or (not (= main_~c~0 0)) (<= main_~b~0 main_~c~0) (= (+ (* (+ (* (* 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)) 0))} is VALID [2022-04-28 12:31:11,786 INFO L290 TraceCheckUtils]: 93: Hoare triple {13139#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {13139#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-28 12:31:11,786 INFO L290 TraceCheckUtils]: 92: Hoare triple {13358#(or (not (= |__VERIFIER_assert_#in~cond| 0)) (= __VERIFIER_assert_~cond 0))} assume !(0 == ~cond); {13139#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-28 12:31:11,786 INFO L290 TraceCheckUtils]: 91: Hoare triple {12932#true} ~cond := #in~cond; {13358#(or (not (= |__VERIFIER_assert_#in~cond| 0)) (= __VERIFIER_assert_~cond 0))} is VALID [2022-04-28 12:31:11,786 INFO L272 TraceCheckUtils]: 90: Hoare triple {13348#(or (not (= main_~c~0 0)) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (<= main_~b~0 main_~c~0) (= (+ (* (+ (* (* 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)) 0))} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {12932#true} is VALID [2022-04-28 12:31:11,787 INFO L284 TraceCheckUtils]: 89: Hoare quadruple {13139#(not (= |__VERIFIER_assert_#in~cond| 0))} {13365#(or (not (= main_~c~0 0)) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (<= main_~b~0 main_~c~0) (not (= main_~a~0 (+ main_~c~0 (* main_~b~0 main_~k~0)))) (= (+ (* (+ (* (* 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)) 0))} #91#return; {13348#(or (not (= main_~c~0 0)) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (<= main_~b~0 main_~c~0) (= (+ (* (+ (* (* 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)) 0))} is VALID [2022-04-28 12:31:11,788 INFO L290 TraceCheckUtils]: 88: Hoare triple {13139#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {13139#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-28 12:31:11,788 INFO L290 TraceCheckUtils]: 87: Hoare triple {13358#(or (not (= |__VERIFIER_assert_#in~cond| 0)) (= __VERIFIER_assert_~cond 0))} assume !(0 == ~cond); {13139#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-28 12:31:11,788 INFO L290 TraceCheckUtils]: 86: Hoare triple {12932#true} ~cond := #in~cond; {13358#(or (not (= |__VERIFIER_assert_#in~cond| 0)) (= __VERIFIER_assert_~cond 0))} is VALID [2022-04-28 12:31:11,788 INFO L272 TraceCheckUtils]: 85: Hoare triple {13365#(or (not (= main_~c~0 0)) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (<= main_~b~0 main_~c~0) (not (= main_~a~0 (+ main_~c~0 (* main_~b~0 main_~k~0)))) (= (+ (* (+ (* (* 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)) 0))} call __VERIFIER_assert((if ~a~0 == ~k~0 * ~b~0 + ~c~0 then 1 else 0)); {12932#true} is VALID [2022-04-28 12:31:11,789 INFO L290 TraceCheckUtils]: 84: Hoare triple {13365#(or (not (= main_~c~0 0)) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (<= main_~b~0 main_~c~0) (not (= main_~a~0 (+ main_~c~0 (* main_~b~0 main_~k~0)))) (= (+ (* (+ (* (* 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)) 0))} assume !false; {13365#(or (not (= main_~c~0 0)) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (<= main_~b~0 main_~c~0) (not (= main_~a~0 (+ main_~c~0 (* main_~b~0 main_~k~0)))) (= (+ (* (+ (* (* 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)) 0))} is VALID [2022-04-28 12:31:13,791 WARN L290 TraceCheckUtils]: 83: Hoare triple {13384#(or (not (= (mod main_~a~0 main_~b~0) 0)) (not (<= (+ main_~k~0 1) (div main_~a~0 main_~b~0))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (= (+ (* (+ (* (- 1) (* main_~s~0 (div main_~a~0 main_~b~0))) main_~r~0) main_~y~0) (* (+ (* (- 1) main_~q~0 (div main_~a~0 main_~b~0)) main_~p~0) main_~x~0)) 0) (not (<= main_~b~0 main_~c~0)) (not (= (+ main_~a~0 (* (- 1) main_~b~0 (div main_~a~0 main_~b~0))) (+ main_~c~0 (* (- 1) main_~b~0)))) (<= (+ main_~b~0 (* main_~b~0 (div main_~a~0 main_~b~0))) main_~a~0))} assume !!(~c~0 >= ~b~0);~c~0 := ~c~0 - ~b~0;~k~0 := 1 + ~k~0; {13365#(or (not (= main_~c~0 0)) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (<= main_~b~0 main_~c~0) (not (= main_~a~0 (+ main_~c~0 (* main_~b~0 main_~k~0)))) (= (+ (* (+ (* (* 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)) 0))} is UNKNOWN [2022-04-28 12:31:13,792 INFO L284 TraceCheckUtils]: 82: Hoare quadruple {12932#true} {13384#(or (not (= (mod main_~a~0 main_~b~0) 0)) (not (<= (+ main_~k~0 1) (div main_~a~0 main_~b~0))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (= (+ (* (+ (* (- 1) (* main_~s~0 (div main_~a~0 main_~b~0))) main_~r~0) main_~y~0) (* (+ (* (- 1) main_~q~0 (div main_~a~0 main_~b~0)) main_~p~0) main_~x~0)) 0) (not (<= main_~b~0 main_~c~0)) (not (= (+ main_~a~0 (* (- 1) main_~b~0 (div main_~a~0 main_~b~0))) (+ main_~c~0 (* (- 1) main_~b~0)))) (<= (+ main_~b~0 (* main_~b~0 (div main_~a~0 main_~b~0))) main_~a~0))} #97#return; {13384#(or (not (= (mod main_~a~0 main_~b~0) 0)) (not (<= (+ main_~k~0 1) (div main_~a~0 main_~b~0))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (= (+ (* (+ (* (- 1) (* main_~s~0 (div main_~a~0 main_~b~0))) main_~r~0) main_~y~0) (* (+ (* (- 1) main_~q~0 (div main_~a~0 main_~b~0)) main_~p~0) main_~x~0)) 0) (not (<= main_~b~0 main_~c~0)) (not (= (+ main_~a~0 (* (- 1) main_~b~0 (div main_~a~0 main_~b~0))) (+ main_~c~0 (* (- 1) main_~b~0)))) (<= (+ main_~b~0 (* main_~b~0 (div main_~a~0 main_~b~0))) main_~a~0))} is VALID [2022-04-28 12:31:13,792 INFO L290 TraceCheckUtils]: 81: Hoare triple {12932#true} assume true; {12932#true} is VALID [2022-04-28 12:31:13,792 INFO L290 TraceCheckUtils]: 80: Hoare triple {12932#true} assume !(0 == ~cond); {12932#true} is VALID [2022-04-28 12:31:13,792 INFO L290 TraceCheckUtils]: 79: Hoare triple {12932#true} ~cond := #in~cond; {12932#true} is VALID [2022-04-28 12:31:13,792 INFO L272 TraceCheckUtils]: 78: Hoare triple {13384#(or (not (= (mod main_~a~0 main_~b~0) 0)) (not (<= (+ main_~k~0 1) (div main_~a~0 main_~b~0))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (= (+ (* (+ (* (- 1) (* main_~s~0 (div main_~a~0 main_~b~0))) main_~r~0) main_~y~0) (* (+ (* (- 1) main_~q~0 (div main_~a~0 main_~b~0)) main_~p~0) main_~x~0)) 0) (not (<= main_~b~0 main_~c~0)) (not (= (+ main_~a~0 (* (- 1) main_~b~0 (div main_~a~0 main_~b~0))) (+ main_~c~0 (* (- 1) main_~b~0)))) (<= (+ main_~b~0 (* main_~b~0 (div main_~a~0 main_~b~0))) main_~a~0))} call __VERIFIER_assert((if 0 == ~q~0 * ~xy~0 + ~s~0 * ~yy~0 - ~q~0 * ~x~0 - ~b~0 * ~y~0 - ~s~0 * ~y~0 + ~b~0 then 1 else 0)); {12932#true} is VALID [2022-04-28 12:31:13,793 INFO L284 TraceCheckUtils]: 77: Hoare quadruple {12932#true} {13384#(or (not (= (mod main_~a~0 main_~b~0) 0)) (not (<= (+ main_~k~0 1) (div main_~a~0 main_~b~0))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (= (+ (* (+ (* (- 1) (* main_~s~0 (div main_~a~0 main_~b~0))) main_~r~0) main_~y~0) (* (+ (* (- 1) main_~q~0 (div main_~a~0 main_~b~0)) main_~p~0) main_~x~0)) 0) (not (<= main_~b~0 main_~c~0)) (not (= (+ main_~a~0 (* (- 1) main_~b~0 (div main_~a~0 main_~b~0))) (+ main_~c~0 (* (- 1) main_~b~0)))) (<= (+ main_~b~0 (* main_~b~0 (div main_~a~0 main_~b~0))) main_~a~0))} #95#return; {13384#(or (not (= (mod main_~a~0 main_~b~0) 0)) (not (<= (+ main_~k~0 1) (div main_~a~0 main_~b~0))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (= (+ (* (+ (* (- 1) (* main_~s~0 (div main_~a~0 main_~b~0))) main_~r~0) main_~y~0) (* (+ (* (- 1) main_~q~0 (div main_~a~0 main_~b~0)) main_~p~0) main_~x~0)) 0) (not (<= main_~b~0 main_~c~0)) (not (= (+ main_~a~0 (* (- 1) main_~b~0 (div main_~a~0 main_~b~0))) (+ main_~c~0 (* (- 1) main_~b~0)))) (<= (+ main_~b~0 (* main_~b~0 (div main_~a~0 main_~b~0))) main_~a~0))} is VALID [2022-04-28 12:31:13,793 INFO L290 TraceCheckUtils]: 76: Hoare triple {12932#true} assume true; {12932#true} is VALID [2022-04-28 12:31:13,793 INFO L290 TraceCheckUtils]: 75: Hoare triple {12932#true} assume !(0 == ~cond); {12932#true} is VALID [2022-04-28 12:31:13,793 INFO L290 TraceCheckUtils]: 74: Hoare triple {12932#true} ~cond := #in~cond; {12932#true} is VALID [2022-04-28 12:31:13,793 INFO L272 TraceCheckUtils]: 73: Hoare triple {13384#(or (not (= (mod main_~a~0 main_~b~0) 0)) (not (<= (+ main_~k~0 1) (div main_~a~0 main_~b~0))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (= (+ (* (+ (* (- 1) (* main_~s~0 (div main_~a~0 main_~b~0))) main_~r~0) main_~y~0) (* (+ (* (- 1) main_~q~0 (div main_~a~0 main_~b~0)) main_~p~0) main_~x~0)) 0) (not (<= main_~b~0 main_~c~0)) (not (= (+ main_~a~0 (* (- 1) main_~b~0 (div main_~a~0 main_~b~0))) (+ main_~c~0 (* (- 1) main_~b~0)))) (<= (+ main_~b~0 (* main_~b~0 (div main_~a~0 main_~b~0))) main_~a~0))} call __VERIFIER_assert((if ~b~0 == ~x~0 * ~q~0 + ~y~0 * ~s~0 then 1 else 0)); {12932#true} is VALID [2022-04-28 12:31:13,794 INFO L284 TraceCheckUtils]: 72: Hoare quadruple {12932#true} {13384#(or (not (= (mod main_~a~0 main_~b~0) 0)) (not (<= (+ main_~k~0 1) (div main_~a~0 main_~b~0))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (= (+ (* (+ (* (- 1) (* main_~s~0 (div main_~a~0 main_~b~0))) main_~r~0) main_~y~0) (* (+ (* (- 1) main_~q~0 (div main_~a~0 main_~b~0)) main_~p~0) main_~x~0)) 0) (not (<= main_~b~0 main_~c~0)) (not (= (+ main_~a~0 (* (- 1) main_~b~0 (div main_~a~0 main_~b~0))) (+ main_~c~0 (* (- 1) main_~b~0)))) (<= (+ main_~b~0 (* main_~b~0 (div main_~a~0 main_~b~0))) main_~a~0))} #93#return; {13384#(or (not (= (mod main_~a~0 main_~b~0) 0)) (not (<= (+ main_~k~0 1) (div main_~a~0 main_~b~0))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (= (+ (* (+ (* (- 1) (* main_~s~0 (div main_~a~0 main_~b~0))) main_~r~0) main_~y~0) (* (+ (* (- 1) main_~q~0 (div main_~a~0 main_~b~0)) main_~p~0) main_~x~0)) 0) (not (<= main_~b~0 main_~c~0)) (not (= (+ main_~a~0 (* (- 1) main_~b~0 (div main_~a~0 main_~b~0))) (+ main_~c~0 (* (- 1) main_~b~0)))) (<= (+ main_~b~0 (* main_~b~0 (div main_~a~0 main_~b~0))) main_~a~0))} is VALID [2022-04-28 12:31:13,794 INFO L290 TraceCheckUtils]: 71: Hoare triple {12932#true} assume true; {12932#true} is VALID [2022-04-28 12:31:13,794 INFO L290 TraceCheckUtils]: 70: Hoare triple {12932#true} assume !(0 == ~cond); {12932#true} is VALID [2022-04-28 12:31:13,794 INFO L290 TraceCheckUtils]: 69: Hoare triple {12932#true} ~cond := #in~cond; {12932#true} is VALID [2022-04-28 12:31:13,794 INFO L272 TraceCheckUtils]: 68: Hoare triple {13384#(or (not (= (mod main_~a~0 main_~b~0) 0)) (not (<= (+ main_~k~0 1) (div main_~a~0 main_~b~0))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (= (+ (* (+ (* (- 1) (* main_~s~0 (div main_~a~0 main_~b~0))) main_~r~0) main_~y~0) (* (+ (* (- 1) main_~q~0 (div main_~a~0 main_~b~0)) main_~p~0) main_~x~0)) 0) (not (<= main_~b~0 main_~c~0)) (not (= (+ main_~a~0 (* (- 1) main_~b~0 (div main_~a~0 main_~b~0))) (+ main_~c~0 (* (- 1) main_~b~0)))) (<= (+ main_~b~0 (* main_~b~0 (div main_~a~0 main_~b~0))) main_~a~0))} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {12932#true} is VALID [2022-04-28 12:31:13,795 INFO L284 TraceCheckUtils]: 67: Hoare quadruple {13139#(not (= |__VERIFIER_assert_#in~cond| 0))} {13433#(or (not (= (mod main_~a~0 main_~b~0) 0)) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (= (+ (* main_~y~0 main_~s~0 (div main_~a~0 main_~b~0)) (* main_~q~0 main_~x~0 (div main_~a~0 main_~b~0))) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (not (= main_~a~0 (+ main_~c~0 (* main_~b~0 main_~k~0)))) (< main_~c~0 main_~b~0) (<= (+ main_~b~0 (* main_~b~0 (div main_~a~0 main_~b~0))) main_~a~0) (not (= (+ main_~b~0 main_~a~0) (+ main_~c~0 (* main_~b~0 (div main_~a~0 main_~b~0))))))} #91#return; {13384#(or (not (= (mod main_~a~0 main_~b~0) 0)) (not (<= (+ main_~k~0 1) (div main_~a~0 main_~b~0))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (= (+ (* (+ (* (- 1) (* main_~s~0 (div main_~a~0 main_~b~0))) main_~r~0) main_~y~0) (* (+ (* (- 1) main_~q~0 (div main_~a~0 main_~b~0)) main_~p~0) main_~x~0)) 0) (not (<= main_~b~0 main_~c~0)) (not (= (+ main_~a~0 (* (- 1) main_~b~0 (div main_~a~0 main_~b~0))) (+ main_~c~0 (* (- 1) main_~b~0)))) (<= (+ main_~b~0 (* main_~b~0 (div main_~a~0 main_~b~0))) main_~a~0))} is VALID [2022-04-28 12:31:13,796 INFO L290 TraceCheckUtils]: 66: Hoare triple {13139#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {13139#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-28 12:31:13,796 INFO L290 TraceCheckUtils]: 65: Hoare triple {13358#(or (not (= |__VERIFIER_assert_#in~cond| 0)) (= __VERIFIER_assert_~cond 0))} assume !(0 == ~cond); {13139#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-28 12:31:13,796 INFO L290 TraceCheckUtils]: 64: Hoare triple {12932#true} ~cond := #in~cond; {13358#(or (not (= |__VERIFIER_assert_#in~cond| 0)) (= __VERIFIER_assert_~cond 0))} is VALID [2022-04-28 12:31:13,796 INFO L272 TraceCheckUtils]: 63: Hoare triple {13433#(or (not (= (mod main_~a~0 main_~b~0) 0)) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (= (+ (* main_~y~0 main_~s~0 (div main_~a~0 main_~b~0)) (* main_~q~0 main_~x~0 (div main_~a~0 main_~b~0))) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (not (= main_~a~0 (+ main_~c~0 (* main_~b~0 main_~k~0)))) (< main_~c~0 main_~b~0) (<= (+ main_~b~0 (* main_~b~0 (div main_~a~0 main_~b~0))) main_~a~0) (not (= (+ main_~b~0 main_~a~0) (+ main_~c~0 (* main_~b~0 (div main_~a~0 main_~b~0))))))} call __VERIFIER_assert((if ~a~0 == ~k~0 * ~b~0 + ~c~0 then 1 else 0)); {12932#true} is VALID [2022-04-28 12:31:13,797 INFO L290 TraceCheckUtils]: 62: Hoare triple {13433#(or (not (= (mod main_~a~0 main_~b~0) 0)) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (= (+ (* main_~y~0 main_~s~0 (div main_~a~0 main_~b~0)) (* main_~q~0 main_~x~0 (div main_~a~0 main_~b~0))) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (not (= main_~a~0 (+ main_~c~0 (* main_~b~0 main_~k~0)))) (< main_~c~0 main_~b~0) (<= (+ main_~b~0 (* main_~b~0 (div main_~a~0 main_~b~0))) main_~a~0) (not (= (+ main_~b~0 main_~a~0) (+ main_~c~0 (* main_~b~0 (div main_~a~0 main_~b~0))))))} assume !false; {13433#(or (not (= (mod main_~a~0 main_~b~0) 0)) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (= (+ (* main_~y~0 main_~s~0 (div main_~a~0 main_~b~0)) (* main_~q~0 main_~x~0 (div main_~a~0 main_~b~0))) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (not (= main_~a~0 (+ main_~c~0 (* main_~b~0 main_~k~0)))) (< main_~c~0 main_~b~0) (<= (+ main_~b~0 (* main_~b~0 (div main_~a~0 main_~b~0))) main_~a~0) (not (= (+ main_~b~0 main_~a~0) (+ main_~c~0 (* main_~b~0 (div main_~a~0 main_~b~0))))))} is VALID [2022-04-28 12:31:13,799 INFO L290 TraceCheckUtils]: 61: Hoare triple {13452#(or (not (= (mod main_~a~0 main_~b~0) 0)) (not (= (+ main_~b~0 main_~a~0) (+ main_~c~0 (* (- 1) main_~b~0) (* main_~b~0 (div main_~a~0 main_~b~0))))) (not (= (mod (+ (* (- 1) main_~c~0) main_~b~0 main_~a~0) main_~b~0) 0)) (not (<= (+ main_~k~0 1) (div (+ (* (- 1) main_~c~0) main_~b~0 main_~a~0) main_~b~0))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (< main_~c~0 (* main_~b~0 2)) (= (+ (* main_~y~0 main_~s~0 (div main_~a~0 main_~b~0)) (* main_~q~0 main_~x~0 (div main_~a~0 main_~b~0))) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (<= (+ main_~b~0 (* main_~b~0 (div main_~a~0 main_~b~0))) main_~a~0))} assume !!(~c~0 >= ~b~0);~c~0 := ~c~0 - ~b~0;~k~0 := 1 + ~k~0; {13433#(or (not (= (mod main_~a~0 main_~b~0) 0)) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (= (+ (* main_~y~0 main_~s~0 (div main_~a~0 main_~b~0)) (* main_~q~0 main_~x~0 (div main_~a~0 main_~b~0))) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (not (= main_~a~0 (+ main_~c~0 (* main_~b~0 main_~k~0)))) (< main_~c~0 main_~b~0) (<= (+ main_~b~0 (* main_~b~0 (div main_~a~0 main_~b~0))) main_~a~0) (not (= (+ main_~b~0 main_~a~0) (+ main_~c~0 (* main_~b~0 (div main_~a~0 main_~b~0))))))} is VALID [2022-04-28 12:31:13,800 INFO L284 TraceCheckUtils]: 60: Hoare quadruple {12932#true} {13452#(or (not (= (mod main_~a~0 main_~b~0) 0)) (not (= (+ main_~b~0 main_~a~0) (+ main_~c~0 (* (- 1) main_~b~0) (* main_~b~0 (div main_~a~0 main_~b~0))))) (not (= (mod (+ (* (- 1) main_~c~0) main_~b~0 main_~a~0) main_~b~0) 0)) (not (<= (+ main_~k~0 1) (div (+ (* (- 1) main_~c~0) main_~b~0 main_~a~0) main_~b~0))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (< main_~c~0 (* main_~b~0 2)) (= (+ (* main_~y~0 main_~s~0 (div main_~a~0 main_~b~0)) (* main_~q~0 main_~x~0 (div main_~a~0 main_~b~0))) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (<= (+ main_~b~0 (* main_~b~0 (div main_~a~0 main_~b~0))) main_~a~0))} #97#return; {13452#(or (not (= (mod main_~a~0 main_~b~0) 0)) (not (= (+ main_~b~0 main_~a~0) (+ main_~c~0 (* (- 1) main_~b~0) (* main_~b~0 (div main_~a~0 main_~b~0))))) (not (= (mod (+ (* (- 1) main_~c~0) main_~b~0 main_~a~0) main_~b~0) 0)) (not (<= (+ main_~k~0 1) (div (+ (* (- 1) main_~c~0) main_~b~0 main_~a~0) main_~b~0))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (< main_~c~0 (* main_~b~0 2)) (= (+ (* main_~y~0 main_~s~0 (div main_~a~0 main_~b~0)) (* main_~q~0 main_~x~0 (div main_~a~0 main_~b~0))) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (<= (+ main_~b~0 (* main_~b~0 (div main_~a~0 main_~b~0))) main_~a~0))} is VALID [2022-04-28 12:31:13,800 INFO L290 TraceCheckUtils]: 59: Hoare triple {12932#true} assume true; {12932#true} is VALID [2022-04-28 12:31:13,800 INFO L290 TraceCheckUtils]: 58: Hoare triple {12932#true} assume !(0 == ~cond); {12932#true} is VALID [2022-04-28 12:31:13,800 INFO L290 TraceCheckUtils]: 57: Hoare triple {12932#true} ~cond := #in~cond; {12932#true} is VALID [2022-04-28 12:31:13,801 INFO L272 TraceCheckUtils]: 56: Hoare triple {13452#(or (not (= (mod main_~a~0 main_~b~0) 0)) (not (= (+ main_~b~0 main_~a~0) (+ main_~c~0 (* (- 1) main_~b~0) (* main_~b~0 (div main_~a~0 main_~b~0))))) (not (= (mod (+ (* (- 1) main_~c~0) main_~b~0 main_~a~0) main_~b~0) 0)) (not (<= (+ main_~k~0 1) (div (+ (* (- 1) main_~c~0) main_~b~0 main_~a~0) main_~b~0))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (< main_~c~0 (* main_~b~0 2)) (= (+ (* main_~y~0 main_~s~0 (div main_~a~0 main_~b~0)) (* main_~q~0 main_~x~0 (div main_~a~0 main_~b~0))) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (<= (+ main_~b~0 (* main_~b~0 (div main_~a~0 main_~b~0))) main_~a~0))} call __VERIFIER_assert((if 0 == ~q~0 * ~xy~0 + ~s~0 * ~yy~0 - ~q~0 * ~x~0 - ~b~0 * ~y~0 - ~s~0 * ~y~0 + ~b~0 then 1 else 0)); {12932#true} is VALID [2022-04-28 12:31:13,801 INFO L284 TraceCheckUtils]: 55: Hoare quadruple {12932#true} {13452#(or (not (= (mod main_~a~0 main_~b~0) 0)) (not (= (+ main_~b~0 main_~a~0) (+ main_~c~0 (* (- 1) main_~b~0) (* main_~b~0 (div main_~a~0 main_~b~0))))) (not (= (mod (+ (* (- 1) main_~c~0) main_~b~0 main_~a~0) main_~b~0) 0)) (not (<= (+ main_~k~0 1) (div (+ (* (- 1) main_~c~0) main_~b~0 main_~a~0) main_~b~0))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (< main_~c~0 (* main_~b~0 2)) (= (+ (* main_~y~0 main_~s~0 (div main_~a~0 main_~b~0)) (* main_~q~0 main_~x~0 (div main_~a~0 main_~b~0))) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (<= (+ main_~b~0 (* main_~b~0 (div main_~a~0 main_~b~0))) main_~a~0))} #95#return; {13452#(or (not (= (mod main_~a~0 main_~b~0) 0)) (not (= (+ main_~b~0 main_~a~0) (+ main_~c~0 (* (- 1) main_~b~0) (* main_~b~0 (div main_~a~0 main_~b~0))))) (not (= (mod (+ (* (- 1) main_~c~0) main_~b~0 main_~a~0) main_~b~0) 0)) (not (<= (+ main_~k~0 1) (div (+ (* (- 1) main_~c~0) main_~b~0 main_~a~0) main_~b~0))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (< main_~c~0 (* main_~b~0 2)) (= (+ (* main_~y~0 main_~s~0 (div main_~a~0 main_~b~0)) (* main_~q~0 main_~x~0 (div main_~a~0 main_~b~0))) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (<= (+ main_~b~0 (* main_~b~0 (div main_~a~0 main_~b~0))) main_~a~0))} is VALID [2022-04-28 12:31:13,801 INFO L290 TraceCheckUtils]: 54: Hoare triple {12932#true} assume true; {12932#true} is VALID [2022-04-28 12:31:13,801 INFO L290 TraceCheckUtils]: 53: Hoare triple {12932#true} assume !(0 == ~cond); {12932#true} is VALID [2022-04-28 12:31:13,801 INFO L290 TraceCheckUtils]: 52: Hoare triple {12932#true} ~cond := #in~cond; {12932#true} is VALID [2022-04-28 12:31:13,801 INFO L272 TraceCheckUtils]: 51: Hoare triple {13452#(or (not (= (mod main_~a~0 main_~b~0) 0)) (not (= (+ main_~b~0 main_~a~0) (+ main_~c~0 (* (- 1) main_~b~0) (* main_~b~0 (div main_~a~0 main_~b~0))))) (not (= (mod (+ (* (- 1) main_~c~0) main_~b~0 main_~a~0) main_~b~0) 0)) (not (<= (+ main_~k~0 1) (div (+ (* (- 1) main_~c~0) main_~b~0 main_~a~0) main_~b~0))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (< main_~c~0 (* main_~b~0 2)) (= (+ (* main_~y~0 main_~s~0 (div main_~a~0 main_~b~0)) (* main_~q~0 main_~x~0 (div main_~a~0 main_~b~0))) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (<= (+ main_~b~0 (* main_~b~0 (div main_~a~0 main_~b~0))) main_~a~0))} call __VERIFIER_assert((if ~b~0 == ~x~0 * ~q~0 + ~y~0 * ~s~0 then 1 else 0)); {12932#true} is VALID [2022-04-28 12:31:13,802 INFO L284 TraceCheckUtils]: 50: Hoare quadruple {12932#true} {13452#(or (not (= (mod main_~a~0 main_~b~0) 0)) (not (= (+ main_~b~0 main_~a~0) (+ main_~c~0 (* (- 1) main_~b~0) (* main_~b~0 (div main_~a~0 main_~b~0))))) (not (= (mod (+ (* (- 1) main_~c~0) main_~b~0 main_~a~0) main_~b~0) 0)) (not (<= (+ main_~k~0 1) (div (+ (* (- 1) main_~c~0) main_~b~0 main_~a~0) main_~b~0))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (< main_~c~0 (* main_~b~0 2)) (= (+ (* main_~y~0 main_~s~0 (div main_~a~0 main_~b~0)) (* main_~q~0 main_~x~0 (div main_~a~0 main_~b~0))) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (<= (+ main_~b~0 (* main_~b~0 (div main_~a~0 main_~b~0))) main_~a~0))} #93#return; {13452#(or (not (= (mod main_~a~0 main_~b~0) 0)) (not (= (+ main_~b~0 main_~a~0) (+ main_~c~0 (* (- 1) main_~b~0) (* main_~b~0 (div main_~a~0 main_~b~0))))) (not (= (mod (+ (* (- 1) main_~c~0) main_~b~0 main_~a~0) main_~b~0) 0)) (not (<= (+ main_~k~0 1) (div (+ (* (- 1) main_~c~0) main_~b~0 main_~a~0) main_~b~0))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (< main_~c~0 (* main_~b~0 2)) (= (+ (* main_~y~0 main_~s~0 (div main_~a~0 main_~b~0)) (* main_~q~0 main_~x~0 (div main_~a~0 main_~b~0))) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (<= (+ main_~b~0 (* main_~b~0 (div main_~a~0 main_~b~0))) main_~a~0))} is VALID [2022-04-28 12:31:13,802 INFO L290 TraceCheckUtils]: 49: Hoare triple {12932#true} assume true; {12932#true} is VALID [2022-04-28 12:31:13,802 INFO L290 TraceCheckUtils]: 48: Hoare triple {12932#true} assume !(0 == ~cond); {12932#true} is VALID [2022-04-28 12:31:13,802 INFO L290 TraceCheckUtils]: 47: Hoare triple {12932#true} ~cond := #in~cond; {12932#true} is VALID [2022-04-28 12:31:13,802 INFO L272 TraceCheckUtils]: 46: Hoare triple {13452#(or (not (= (mod main_~a~0 main_~b~0) 0)) (not (= (+ main_~b~0 main_~a~0) (+ main_~c~0 (* (- 1) main_~b~0) (* main_~b~0 (div main_~a~0 main_~b~0))))) (not (= (mod (+ (* (- 1) main_~c~0) main_~b~0 main_~a~0) main_~b~0) 0)) (not (<= (+ main_~k~0 1) (div (+ (* (- 1) main_~c~0) main_~b~0 main_~a~0) main_~b~0))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (< main_~c~0 (* main_~b~0 2)) (= (+ (* main_~y~0 main_~s~0 (div main_~a~0 main_~b~0)) (* main_~q~0 main_~x~0 (div main_~a~0 main_~b~0))) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (<= (+ main_~b~0 (* main_~b~0 (div main_~a~0 main_~b~0))) main_~a~0))} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {12932#true} is VALID [2022-04-28 12:31:13,803 INFO L284 TraceCheckUtils]: 45: Hoare quadruple {12932#true} {13452#(or (not (= (mod main_~a~0 main_~b~0) 0)) (not (= (+ main_~b~0 main_~a~0) (+ main_~c~0 (* (- 1) main_~b~0) (* main_~b~0 (div main_~a~0 main_~b~0))))) (not (= (mod (+ (* (- 1) main_~c~0) main_~b~0 main_~a~0) main_~b~0) 0)) (not (<= (+ main_~k~0 1) (div (+ (* (- 1) main_~c~0) main_~b~0 main_~a~0) main_~b~0))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (< main_~c~0 (* main_~b~0 2)) (= (+ (* main_~y~0 main_~s~0 (div main_~a~0 main_~b~0)) (* main_~q~0 main_~x~0 (div main_~a~0 main_~b~0))) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (<= (+ main_~b~0 (* main_~b~0 (div main_~a~0 main_~b~0))) main_~a~0))} #91#return; {13452#(or (not (= (mod main_~a~0 main_~b~0) 0)) (not (= (+ main_~b~0 main_~a~0) (+ main_~c~0 (* (- 1) main_~b~0) (* main_~b~0 (div main_~a~0 main_~b~0))))) (not (= (mod (+ (* (- 1) main_~c~0) main_~b~0 main_~a~0) main_~b~0) 0)) (not (<= (+ main_~k~0 1) (div (+ (* (- 1) main_~c~0) main_~b~0 main_~a~0) main_~b~0))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (< main_~c~0 (* main_~b~0 2)) (= (+ (* main_~y~0 main_~s~0 (div main_~a~0 main_~b~0)) (* main_~q~0 main_~x~0 (div main_~a~0 main_~b~0))) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (<= (+ main_~b~0 (* main_~b~0 (div main_~a~0 main_~b~0))) main_~a~0))} is VALID [2022-04-28 12:31:13,803 INFO L290 TraceCheckUtils]: 44: Hoare triple {12932#true} assume true; {12932#true} is VALID [2022-04-28 12:31:13,803 INFO L290 TraceCheckUtils]: 43: Hoare triple {12932#true} assume !(0 == ~cond); {12932#true} is VALID [2022-04-28 12:31:13,803 INFO L290 TraceCheckUtils]: 42: Hoare triple {12932#true} ~cond := #in~cond; {12932#true} is VALID [2022-04-28 12:31:13,803 INFO L272 TraceCheckUtils]: 41: Hoare triple {13452#(or (not (= (mod main_~a~0 main_~b~0) 0)) (not (= (+ main_~b~0 main_~a~0) (+ main_~c~0 (* (- 1) main_~b~0) (* main_~b~0 (div main_~a~0 main_~b~0))))) (not (= (mod (+ (* (- 1) main_~c~0) main_~b~0 main_~a~0) main_~b~0) 0)) (not (<= (+ main_~k~0 1) (div (+ (* (- 1) main_~c~0) main_~b~0 main_~a~0) main_~b~0))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (< main_~c~0 (* main_~b~0 2)) (= (+ (* main_~y~0 main_~s~0 (div main_~a~0 main_~b~0)) (* main_~q~0 main_~x~0 (div main_~a~0 main_~b~0))) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (<= (+ main_~b~0 (* main_~b~0 (div main_~a~0 main_~b~0))) main_~a~0))} call __VERIFIER_assert((if ~a~0 == ~k~0 * ~b~0 + ~c~0 then 1 else 0)); {12932#true} is VALID [2022-04-28 12:31:13,804 INFO L290 TraceCheckUtils]: 40: Hoare triple {13452#(or (not (= (mod main_~a~0 main_~b~0) 0)) (not (= (+ main_~b~0 main_~a~0) (+ main_~c~0 (* (- 1) main_~b~0) (* main_~b~0 (div main_~a~0 main_~b~0))))) (not (= (mod (+ (* (- 1) main_~c~0) main_~b~0 main_~a~0) main_~b~0) 0)) (not (<= (+ main_~k~0 1) (div (+ (* (- 1) main_~c~0) main_~b~0 main_~a~0) main_~b~0))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (< main_~c~0 (* main_~b~0 2)) (= (+ (* main_~y~0 main_~s~0 (div main_~a~0 main_~b~0)) (* main_~q~0 main_~x~0 (div main_~a~0 main_~b~0))) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (<= (+ main_~b~0 (* main_~b~0 (div main_~a~0 main_~b~0))) main_~a~0))} assume !false; {13452#(or (not (= (mod main_~a~0 main_~b~0) 0)) (not (= (+ main_~b~0 main_~a~0) (+ main_~c~0 (* (- 1) main_~b~0) (* main_~b~0 (div main_~a~0 main_~b~0))))) (not (= (mod (+ (* (- 1) main_~c~0) main_~b~0 main_~a~0) main_~b~0) 0)) (not (<= (+ main_~k~0 1) (div (+ (* (- 1) main_~c~0) main_~b~0 main_~a~0) main_~b~0))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (< main_~c~0 (* main_~b~0 2)) (= (+ (* main_~y~0 main_~s~0 (div main_~a~0 main_~b~0)) (* main_~q~0 main_~x~0 (div main_~a~0 main_~b~0))) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (<= (+ main_~b~0 (* main_~b~0 (div main_~a~0 main_~b~0))) main_~a~0))} is VALID [2022-04-28 12:31:13,805 INFO L290 TraceCheckUtils]: 39: Hoare triple {13519#(or (not (= (mod main_~a~0 main_~b~0) 0)) (not (= (* main_~b~0 (div main_~a~0 main_~b~0)) (* main_~b~0 2))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (< main_~a~0 (* main_~b~0 2)) (= (+ (* main_~y~0 main_~s~0 (div main_~a~0 main_~b~0)) (* main_~q~0 main_~x~0 (div main_~a~0 main_~b~0))) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (<= (+ main_~b~0 (* main_~b~0 (div main_~a~0 main_~b~0))) main_~a~0))} assume !!(0 != ~b~0);~c~0 := ~a~0;~k~0 := 0; {13452#(or (not (= (mod main_~a~0 main_~b~0) 0)) (not (= (+ main_~b~0 main_~a~0) (+ main_~c~0 (* (- 1) main_~b~0) (* main_~b~0 (div main_~a~0 main_~b~0))))) (not (= (mod (+ (* (- 1) main_~c~0) main_~b~0 main_~a~0) main_~b~0) 0)) (not (<= (+ main_~k~0 1) (div (+ (* (- 1) main_~c~0) main_~b~0 main_~a~0) main_~b~0))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (< main_~c~0 (* main_~b~0 2)) (= (+ (* main_~y~0 main_~s~0 (div main_~a~0 main_~b~0)) (* main_~q~0 main_~x~0 (div main_~a~0 main_~b~0))) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (<= (+ main_~b~0 (* main_~b~0 (div main_~a~0 main_~b~0))) main_~a~0))} is VALID [2022-04-28 12:31:13,805 INFO L290 TraceCheckUtils]: 38: Hoare triple {13519#(or (not (= (mod main_~a~0 main_~b~0) 0)) (not (= (* main_~b~0 (div main_~a~0 main_~b~0)) (* main_~b~0 2))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (< main_~a~0 (* main_~b~0 2)) (= (+ (* main_~y~0 main_~s~0 (div main_~a~0 main_~b~0)) (* main_~q~0 main_~x~0 (div main_~a~0 main_~b~0))) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (<= (+ main_~b~0 (* main_~b~0 (div main_~a~0 main_~b~0))) main_~a~0))} assume !false; {13519#(or (not (= (mod main_~a~0 main_~b~0) 0)) (not (= (* main_~b~0 (div main_~a~0 main_~b~0)) (* main_~b~0 2))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (< main_~a~0 (* main_~b~0 2)) (= (+ (* main_~y~0 main_~s~0 (div main_~a~0 main_~b~0)) (* main_~q~0 main_~x~0 (div main_~a~0 main_~b~0))) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (<= (+ main_~b~0 (* main_~b~0 (div main_~a~0 main_~b~0))) main_~a~0))} is VALID [2022-04-28 12:31:13,806 INFO L284 TraceCheckUtils]: 37: Hoare quadruple {12932#true} {13519#(or (not (= (mod main_~a~0 main_~b~0) 0)) (not (= (* main_~b~0 (div main_~a~0 main_~b~0)) (* main_~b~0 2))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (< main_~a~0 (* main_~b~0 2)) (= (+ (* main_~y~0 main_~s~0 (div main_~a~0 main_~b~0)) (* main_~q~0 main_~x~0 (div main_~a~0 main_~b~0))) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (<= (+ main_~b~0 (* main_~b~0 (div main_~a~0 main_~b~0))) main_~a~0))} #89#return; {13519#(or (not (= (mod main_~a~0 main_~b~0) 0)) (not (= (* main_~b~0 (div main_~a~0 main_~b~0)) (* main_~b~0 2))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (< main_~a~0 (* main_~b~0 2)) (= (+ (* main_~y~0 main_~s~0 (div main_~a~0 main_~b~0)) (* main_~q~0 main_~x~0 (div main_~a~0 main_~b~0))) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (<= (+ main_~b~0 (* main_~b~0 (div main_~a~0 main_~b~0))) main_~a~0))} is VALID [2022-04-28 12:31:13,806 INFO L290 TraceCheckUtils]: 36: Hoare triple {12932#true} assume true; {12932#true} is VALID [2022-04-28 12:31:13,806 INFO L290 TraceCheckUtils]: 35: Hoare triple {12932#true} assume !(0 == ~cond); {12932#true} is VALID [2022-04-28 12:31:13,806 INFO L290 TraceCheckUtils]: 34: Hoare triple {12932#true} ~cond := #in~cond; {12932#true} is VALID [2022-04-28 12:31:13,806 INFO L272 TraceCheckUtils]: 33: Hoare triple {13519#(or (not (= (mod main_~a~0 main_~b~0) 0)) (not (= (* main_~b~0 (div main_~a~0 main_~b~0)) (* main_~b~0 2))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (< main_~a~0 (* main_~b~0 2)) (= (+ (* main_~y~0 main_~s~0 (div main_~a~0 main_~b~0)) (* main_~q~0 main_~x~0 (div main_~a~0 main_~b~0))) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (<= (+ main_~b~0 (* main_~b~0 (div main_~a~0 main_~b~0))) main_~a~0))} call assume_abort_if_not((if ~yy~0 < 2147483647 then 1 else 0)); {12932#true} is VALID [2022-04-28 12:31:13,807 INFO L284 TraceCheckUtils]: 32: Hoare quadruple {12932#true} {13519#(or (not (= (mod main_~a~0 main_~b~0) 0)) (not (= (* main_~b~0 (div main_~a~0 main_~b~0)) (* main_~b~0 2))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (< main_~a~0 (* main_~b~0 2)) (= (+ (* main_~y~0 main_~s~0 (div main_~a~0 main_~b~0)) (* main_~q~0 main_~x~0 (div main_~a~0 main_~b~0))) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (<= (+ main_~b~0 (* main_~b~0 (div main_~a~0 main_~b~0))) main_~a~0))} #87#return; {13519#(or (not (= (mod main_~a~0 main_~b~0) 0)) (not (= (* main_~b~0 (div main_~a~0 main_~b~0)) (* main_~b~0 2))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (< main_~a~0 (* main_~b~0 2)) (= (+ (* main_~y~0 main_~s~0 (div main_~a~0 main_~b~0)) (* main_~q~0 main_~x~0 (div main_~a~0 main_~b~0))) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (<= (+ main_~b~0 (* main_~b~0 (div main_~a~0 main_~b~0))) main_~a~0))} is VALID [2022-04-28 12:31:13,807 INFO L290 TraceCheckUtils]: 31: Hoare triple {12932#true} assume true; {12932#true} is VALID [2022-04-28 12:31:13,807 INFO L290 TraceCheckUtils]: 30: Hoare triple {12932#true} assume !(0 == ~cond); {12932#true} is VALID [2022-04-28 12:31:13,807 INFO L290 TraceCheckUtils]: 29: Hoare triple {12932#true} ~cond := #in~cond; {12932#true} is VALID [2022-04-28 12:31:13,807 INFO L272 TraceCheckUtils]: 28: Hoare triple {13519#(or (not (= (mod main_~a~0 main_~b~0) 0)) (not (= (* main_~b~0 (div main_~a~0 main_~b~0)) (* main_~b~0 2))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (< main_~a~0 (* main_~b~0 2)) (= (+ (* main_~y~0 main_~s~0 (div main_~a~0 main_~b~0)) (* main_~q~0 main_~x~0 (div main_~a~0 main_~b~0))) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (<= (+ main_~b~0 (* main_~b~0 (div main_~a~0 main_~b~0))) main_~a~0))} call assume_abort_if_not((if ~xy~0 < 2147483647 then 1 else 0)); {12932#true} is VALID [2022-04-28 12:31:13,808 INFO L290 TraceCheckUtils]: 27: Hoare triple {12932#true} ~a~0 := ~x~0;~b~0 := ~y~0;~p~0 := 1;~q~0 := 0;~r~0 := 0;~s~0 := 1;~c~0 := 0;~k~0 := 0;~xy~0 := ~x~0 * ~y~0;~yy~0 := ~y~0 * ~y~0; {13519#(or (not (= (mod main_~a~0 main_~b~0) 0)) (not (= (* main_~b~0 (div main_~a~0 main_~b~0)) (* main_~b~0 2))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (< main_~a~0 (* main_~b~0 2)) (= (+ (* main_~y~0 main_~s~0 (div main_~a~0 main_~b~0)) (* main_~q~0 main_~x~0 (div main_~a~0 main_~b~0))) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (<= (+ main_~b~0 (* main_~b~0 (div main_~a~0 main_~b~0))) main_~a~0))} is VALID [2022-04-28 12:31:13,808 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {12932#true} {12932#true} #85#return; {12932#true} is VALID [2022-04-28 12:31:13,808 INFO L290 TraceCheckUtils]: 25: Hoare triple {12932#true} assume true; {12932#true} is VALID [2022-04-28 12:31:13,808 INFO L290 TraceCheckUtils]: 24: Hoare triple {12932#true} assume !(0 == ~cond); {12932#true} is VALID [2022-04-28 12:31:13,809 INFO L290 TraceCheckUtils]: 23: Hoare triple {12932#true} ~cond := #in~cond; {12932#true} is VALID [2022-04-28 12:31:13,809 INFO L272 TraceCheckUtils]: 22: Hoare triple {12932#true} call assume_abort_if_not((if ~y~0 >= 1 then 1 else 0)); {12932#true} is VALID [2022-04-28 12:31:13,809 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {12932#true} {12932#true} #83#return; {12932#true} is VALID [2022-04-28 12:31:13,809 INFO L290 TraceCheckUtils]: 20: Hoare triple {12932#true} assume true; {12932#true} is VALID [2022-04-28 12:31:13,809 INFO L290 TraceCheckUtils]: 19: Hoare triple {12932#true} assume !(0 == ~cond); {12932#true} is VALID [2022-04-28 12:31:13,809 INFO L290 TraceCheckUtils]: 18: Hoare triple {12932#true} ~cond := #in~cond; {12932#true} is VALID [2022-04-28 12:31:13,809 INFO L272 TraceCheckUtils]: 17: Hoare triple {12932#true} call assume_abort_if_not((if ~x~0 >= 1 then 1 else 0)); {12932#true} is VALID [2022-04-28 12:31:13,809 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {12932#true} {12932#true} #81#return; {12932#true} is VALID [2022-04-28 12:31:13,809 INFO L290 TraceCheckUtils]: 15: Hoare triple {12932#true} assume true; {12932#true} is VALID [2022-04-28 12:31:13,809 INFO L290 TraceCheckUtils]: 14: Hoare triple {12932#true} assume !(0 == ~cond); {12932#true} is VALID [2022-04-28 12:31:13,809 INFO L290 TraceCheckUtils]: 13: Hoare triple {12932#true} ~cond := #in~cond; {12932#true} is VALID [2022-04-28 12:31:13,809 INFO L272 TraceCheckUtils]: 12: Hoare triple {12932#true} call assume_abort_if_not((if ~y~0 >= 0 && ~y~0 <= 5 then 1 else 0)); {12932#true} is VALID [2022-04-28 12:31:13,809 INFO L290 TraceCheckUtils]: 11: Hoare triple {12932#true} assume -2147483648 <= #t~nondet5 && #t~nondet5 <= 2147483647;~y~0 := #t~nondet5;havoc #t~nondet5; {12932#true} is VALID [2022-04-28 12:31:13,809 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {12932#true} {12932#true} #79#return; {12932#true} is VALID [2022-04-28 12:31:13,810 INFO L290 TraceCheckUtils]: 9: Hoare triple {12932#true} assume true; {12932#true} is VALID [2022-04-28 12:31:13,810 INFO L290 TraceCheckUtils]: 8: Hoare triple {12932#true} assume !(0 == ~cond); {12932#true} is VALID [2022-04-28 12:31:13,810 INFO L290 TraceCheckUtils]: 7: Hoare triple {12932#true} ~cond := #in~cond; {12932#true} is VALID [2022-04-28 12:31:13,810 INFO L272 TraceCheckUtils]: 6: Hoare triple {12932#true} call assume_abort_if_not((if ~x~0 >= 0 && ~x~0 <= 5 then 1 else 0)); {12932#true} is VALID [2022-04-28 12:31:13,810 INFO L290 TraceCheckUtils]: 5: Hoare triple {12932#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;havoc ~c~0;havoc ~k~0;havoc ~xy~0;havoc ~yy~0;assume -2147483648 <= #t~nondet4 && #t~nondet4 <= 2147483647;~x~0 := #t~nondet4;havoc #t~nondet4; {12932#true} is VALID [2022-04-28 12:31:13,810 INFO L272 TraceCheckUtils]: 4: Hoare triple {12932#true} call #t~ret6 := main(); {12932#true} is VALID [2022-04-28 12:31:13,810 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {12932#true} {12932#true} #103#return; {12932#true} is VALID [2022-04-28 12:31:13,810 INFO L290 TraceCheckUtils]: 2: Hoare triple {12932#true} assume true; {12932#true} is VALID [2022-04-28 12:31:13,810 INFO L290 TraceCheckUtils]: 1: Hoare triple {12932#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); {12932#true} is VALID [2022-04-28 12:31:13,810 INFO L272 TraceCheckUtils]: 0: Hoare triple {12932#true} call ULTIMATE.init(); {12932#true} is VALID [2022-04-28 12:31:13,811 INFO L134 CoverageAnalysis]: Checked inductivity of 368 backedges. 75 proven. 50 refuted. 0 times theorem prover too weak. 243 trivial. 0 not checked. [2022-04-28 12:31:13,811 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-28 12:31:13,811 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1844479231] [2022-04-28 12:31:13,811 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-04-28 12:31:13,811 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1593571367] [2022-04-28 12:31:13,811 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1593571367] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-28 12:31:13,811 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-04-28 12:31:13,811 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 16] total 30 [2022-04-28 12:31:13,812 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-28 12:31:13,812 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [684515218] [2022-04-28 12:31:13,812 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [684515218] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-28 12:31:13,812 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-28 12:31:13,812 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-04-28 12:31:13,812 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1429550886] [2022-04-28 12:31:13,812 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-28 12:31:13,812 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 17 states have (on average 1.8235294117647058) internal successors, (31), 14 states have internal predecessors, (31), 10 states have call successors, (21), 2 states have call predecessors, (21), 3 states have return successors, (19), 7 states have call predecessors, (19), 9 states have call successors, (19) Word has length 113 [2022-04-28 12:31:13,812 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-28 12:31:13,813 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 19 states, 17 states have (on average 1.8235294117647058) internal successors, (31), 14 states have internal predecessors, (31), 10 states have call successors, (21), 2 states have call predecessors, (21), 3 states have return successors, (19), 7 states have call predecessors, (19), 9 states have call successors, (19) [2022-04-28 12:31:13,885 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 71 edges. 71 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-28 12:31:13,885 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2022-04-28 12:31:13,885 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-28 12:31:13,885 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2022-04-28 12:31:13,886 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=154, Invalid=714, Unknown=2, NotChecked=0, Total=870 [2022-04-28 12:31:13,886 INFO L87 Difference]: Start difference. First operand 159 states and 204 transitions. Second operand has 19 states, 17 states have (on average 1.8235294117647058) internal successors, (31), 14 states have internal predecessors, (31), 10 states have call successors, (21), 2 states have call predecessors, (21), 3 states have return successors, (19), 7 states have call predecessors, (19), 9 states have call successors, (19) [2022-04-28 12:31:22,139 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-28 12:31:22,139 INFO L93 Difference]: Finished difference Result 192 states and 250 transitions. [2022-04-28 12:31:22,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-04-28 12:31:22,139 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 17 states have (on average 1.8235294117647058) internal successors, (31), 14 states have internal predecessors, (31), 10 states have call successors, (21), 2 states have call predecessors, (21), 3 states have return successors, (19), 7 states have call predecessors, (19), 9 states have call successors, (19) Word has length 113 [2022-04-28 12:31:22,140 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-28 12:31:22,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19 states, 17 states have (on average 1.8235294117647058) internal successors, (31), 14 states have internal predecessors, (31), 10 states have call successors, (21), 2 states have call predecessors, (21), 3 states have return successors, (19), 7 states have call predecessors, (19), 9 states have call successors, (19) [2022-04-28 12:31:22,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 117 transitions. [2022-04-28 12:31:22,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19 states, 17 states have (on average 1.8235294117647058) internal successors, (31), 14 states have internal predecessors, (31), 10 states have call successors, (21), 2 states have call predecessors, (21), 3 states have return successors, (19), 7 states have call predecessors, (19), 9 states have call successors, (19) [2022-04-28 12:31:22,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 117 transitions. [2022-04-28 12:31:22,142 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 16 states and 117 transitions. [2022-04-28 12:31:22,281 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 117 edges. 117 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-28 12:31:22,284 INFO L225 Difference]: With dead ends: 192 [2022-04-28 12:31:22,284 INFO L226 Difference]: Without dead ends: 189 [2022-04-28 12:31:22,285 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 230 GetRequests, 196 SyntacticMatches, 1 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 313 ImplicationChecksByTransitivity, 10.6s TimeCoverageRelationStatistics Valid=202, Invalid=986, Unknown=2, NotChecked=0, Total=1190 [2022-04-28 12:31:22,285 INFO L413 NwaCegarLoop]: 43 mSDtfsCounter, 45 mSDsluCounter, 184 mSDsCounter, 0 mSdLazyCounter, 821 mSolverCounterSat, 52 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 61 SdHoareTripleChecker+Valid, 227 SdHoareTripleChecker+Invalid, 873 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 52 IncrementalHoareTripleChecker+Valid, 821 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.5s IncrementalHoareTripleChecker+Time [2022-04-28 12:31:22,285 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [61 Valid, 227 Invalid, 873 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [52 Valid, 821 Invalid, 0 Unknown, 0 Unchecked, 3.5s Time] [2022-04-28 12:31:22,286 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 189 states. [2022-04-28 12:31:22,674 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 189 to 188. [2022-04-28 12:31:22,674 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-28 12:31:22,674 INFO L82 GeneralOperation]: Start isEquivalent. First operand 189 states. Second operand has 188 states, 102 states have (on average 1.1176470588235294) internal successors, (114), 104 states have internal predecessors, (114), 67 states have call successors, (67), 19 states have call predecessors, (67), 18 states have return successors, (64), 64 states have call predecessors, (64), 64 states have call successors, (64) [2022-04-28 12:31:22,674 INFO L74 IsIncluded]: Start isIncluded. First operand 189 states. Second operand has 188 states, 102 states have (on average 1.1176470588235294) internal successors, (114), 104 states have internal predecessors, (114), 67 states have call successors, (67), 19 states have call predecessors, (67), 18 states have return successors, (64), 64 states have call predecessors, (64), 64 states have call successors, (64) [2022-04-28 12:31:22,675 INFO L87 Difference]: Start difference. First operand 189 states. Second operand has 188 states, 102 states have (on average 1.1176470588235294) internal successors, (114), 104 states have internal predecessors, (114), 67 states have call successors, (67), 19 states have call predecessors, (67), 18 states have return successors, (64), 64 states have call predecessors, (64), 64 states have call successors, (64) [2022-04-28 12:31:22,678 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-28 12:31:22,678 INFO L93 Difference]: Finished difference Result 189 states and 246 transitions. [2022-04-28 12:31:22,678 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 246 transitions. [2022-04-28 12:31:22,679 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-28 12:31:22,679 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-28 12:31:22,679 INFO L74 IsIncluded]: Start isIncluded. First operand has 188 states, 102 states have (on average 1.1176470588235294) internal successors, (114), 104 states have internal predecessors, (114), 67 states have call successors, (67), 19 states have call predecessors, (67), 18 states have return successors, (64), 64 states have call predecessors, (64), 64 states have call successors, (64) Second operand 189 states. [2022-04-28 12:31:22,681 INFO L87 Difference]: Start difference. First operand has 188 states, 102 states have (on average 1.1176470588235294) internal successors, (114), 104 states have internal predecessors, (114), 67 states have call successors, (67), 19 states have call predecessors, (67), 18 states have return successors, (64), 64 states have call predecessors, (64), 64 states have call successors, (64) Second operand 189 states. [2022-04-28 12:31:22,684 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-28 12:31:22,684 INFO L93 Difference]: Finished difference Result 189 states and 246 transitions. [2022-04-28 12:31:22,684 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 246 transitions. [2022-04-28 12:31:22,685 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-28 12:31:22,685 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-28 12:31:22,685 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-28 12:31:22,685 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-28 12:31:22,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 188 states, 102 states have (on average 1.1176470588235294) internal successors, (114), 104 states have internal predecessors, (114), 67 states have call successors, (67), 19 states have call predecessors, (67), 18 states have return successors, (64), 64 states have call predecessors, (64), 64 states have call successors, (64) [2022-04-28 12:31:22,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 188 states and 245 transitions. [2022-04-28 12:31:22,689 INFO L78 Accepts]: Start accepts. Automaton has 188 states and 245 transitions. Word has length 113 [2022-04-28 12:31:22,689 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-28 12:31:22,689 INFO L495 AbstractCegarLoop]: Abstraction has 188 states and 245 transitions. [2022-04-28 12:31:22,689 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 17 states have (on average 1.8235294117647058) internal successors, (31), 14 states have internal predecessors, (31), 10 states have call successors, (21), 2 states have call predecessors, (21), 3 states have return successors, (19), 7 states have call predecessors, (19), 9 states have call successors, (19) [2022-04-28 12:31:22,689 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 188 states and 245 transitions. [2022-04-28 12:31:23,132 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 245 edges. 245 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-28 12:31:23,133 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 245 transitions. [2022-04-28 12:31:23,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2022-04-28 12:31:23,133 INFO L187 NwaCegarLoop]: Found error trace [2022-04-28 12:31:23,133 INFO L195 NwaCegarLoop]: trace histogram [13, 12, 12, 6, 6, 6, 3, 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] [2022-04-28 12:31:23,150 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Ended with exit code 0 [2022-04-28 12:31:23,334 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14,15 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-28 12:31:23,334 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-28 12:31:23,334 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-28 12:31:23,335 INFO L85 PathProgramCache]: Analyzing trace with hash 884638574, now seen corresponding path program 5 times [2022-04-28 12:31:23,335 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-28 12:31:23,335 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [1985009672] [2022-04-28 12:31:23,335 INFO L202 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-04-28 12:31:23,335 INFO L85 PathProgramCache]: Analyzing trace with hash 884638574, now seen corresponding path program 6 times [2022-04-28 12:31:23,335 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-28 12:31:23,335 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1985069300] [2022-04-28 12:31:23,335 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-28 12:31:23,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-28 12:31:23,350 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-04-28 12:31:23,350 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1885789344] [2022-04-28 12:31:23,350 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2022-04-28 12:31:23,350 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-28 12:31:23,350 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-28 12:31:23,351 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) [2022-04-28 12:31:23,357 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2022-04-28 12:31:23,411 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 5 check-sat command(s) [2022-04-28 12:31:23,411 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-28 12:31:23,412 INFO L263 TraceCheckSpWp]: Trace formula consists of 255 conjuncts, 7 conjunts are in the unsatisfiable core [2022-04-28 12:31:23,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-28 12:31:23,429 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-28 12:31:23,745 INFO L272 TraceCheckUtils]: 0: Hoare triple {14787#true} call ULTIMATE.init(); {14787#true} is VALID [2022-04-28 12:31:23,745 INFO L290 TraceCheckUtils]: 1: Hoare triple {14787#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); {14787#true} is VALID [2022-04-28 12:31:23,745 INFO L290 TraceCheckUtils]: 2: Hoare triple {14787#true} assume true; {14787#true} is VALID [2022-04-28 12:31:23,745 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {14787#true} {14787#true} #103#return; {14787#true} is VALID [2022-04-28 12:31:23,745 INFO L272 TraceCheckUtils]: 4: Hoare triple {14787#true} call #t~ret6 := main(); {14787#true} is VALID [2022-04-28 12:31:23,745 INFO L290 TraceCheckUtils]: 5: Hoare triple {14787#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;havoc ~c~0;havoc ~k~0;havoc ~xy~0;havoc ~yy~0;assume -2147483648 <= #t~nondet4 && #t~nondet4 <= 2147483647;~x~0 := #t~nondet4;havoc #t~nondet4; {14787#true} is VALID [2022-04-28 12:31:23,745 INFO L272 TraceCheckUtils]: 6: Hoare triple {14787#true} call assume_abort_if_not((if ~x~0 >= 0 && ~x~0 <= 5 then 1 else 0)); {14787#true} is VALID [2022-04-28 12:31:23,746 INFO L290 TraceCheckUtils]: 7: Hoare triple {14787#true} ~cond := #in~cond; {14787#true} is VALID [2022-04-28 12:31:23,746 INFO L290 TraceCheckUtils]: 8: Hoare triple {14787#true} assume !(0 == ~cond); {14787#true} is VALID [2022-04-28 12:31:23,746 INFO L290 TraceCheckUtils]: 9: Hoare triple {14787#true} assume true; {14787#true} is VALID [2022-04-28 12:31:23,746 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {14787#true} {14787#true} #79#return; {14787#true} is VALID [2022-04-28 12:31:23,746 INFO L290 TraceCheckUtils]: 11: Hoare triple {14787#true} assume -2147483648 <= #t~nondet5 && #t~nondet5 <= 2147483647;~y~0 := #t~nondet5;havoc #t~nondet5; {14787#true} is VALID [2022-04-28 12:31:23,746 INFO L272 TraceCheckUtils]: 12: Hoare triple {14787#true} call assume_abort_if_not((if ~y~0 >= 0 && ~y~0 <= 5 then 1 else 0)); {14787#true} is VALID [2022-04-28 12:31:23,746 INFO L290 TraceCheckUtils]: 13: Hoare triple {14787#true} ~cond := #in~cond; {14787#true} is VALID [2022-04-28 12:31:23,746 INFO L290 TraceCheckUtils]: 14: Hoare triple {14787#true} assume !(0 == ~cond); {14787#true} is VALID [2022-04-28 12:31:23,746 INFO L290 TraceCheckUtils]: 15: Hoare triple {14787#true} assume true; {14787#true} is VALID [2022-04-28 12:31:23,746 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {14787#true} {14787#true} #81#return; {14787#true} is VALID [2022-04-28 12:31:23,746 INFO L272 TraceCheckUtils]: 17: Hoare triple {14787#true} call assume_abort_if_not((if ~x~0 >= 1 then 1 else 0)); {14787#true} is VALID [2022-04-28 12:31:23,746 INFO L290 TraceCheckUtils]: 18: Hoare triple {14787#true} ~cond := #in~cond; {14787#true} is VALID [2022-04-28 12:31:23,746 INFO L290 TraceCheckUtils]: 19: Hoare triple {14787#true} assume !(0 == ~cond); {14787#true} is VALID [2022-04-28 12:31:23,746 INFO L290 TraceCheckUtils]: 20: Hoare triple {14787#true} assume true; {14787#true} is VALID [2022-04-28 12:31:23,747 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {14787#true} {14787#true} #83#return; {14787#true} is VALID [2022-04-28 12:31:23,747 INFO L272 TraceCheckUtils]: 22: Hoare triple {14787#true} call assume_abort_if_not((if ~y~0 >= 1 then 1 else 0)); {14787#true} is VALID [2022-04-28 12:31:23,747 INFO L290 TraceCheckUtils]: 23: Hoare triple {14787#true} ~cond := #in~cond; {14787#true} is VALID [2022-04-28 12:31:23,747 INFO L290 TraceCheckUtils]: 24: Hoare triple {14787#true} assume !(0 == ~cond); {14787#true} is VALID [2022-04-28 12:31:23,747 INFO L290 TraceCheckUtils]: 25: Hoare triple {14787#true} assume true; {14787#true} is VALID [2022-04-28 12:31:23,747 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {14787#true} {14787#true} #85#return; {14787#true} is VALID [2022-04-28 12:31:23,747 INFO L290 TraceCheckUtils]: 27: Hoare triple {14787#true} ~a~0 := ~x~0;~b~0 := ~y~0;~p~0 := 1;~q~0 := 0;~r~0 := 0;~s~0 := 1;~c~0 := 0;~k~0 := 0;~xy~0 := ~x~0 * ~y~0;~yy~0 := ~y~0 * ~y~0; {14787#true} is VALID [2022-04-28 12:31:23,747 INFO L272 TraceCheckUtils]: 28: Hoare triple {14787#true} call assume_abort_if_not((if ~xy~0 < 2147483647 then 1 else 0)); {14787#true} is VALID [2022-04-28 12:31:23,747 INFO L290 TraceCheckUtils]: 29: Hoare triple {14787#true} ~cond := #in~cond; {14787#true} is VALID [2022-04-28 12:31:23,747 INFO L290 TraceCheckUtils]: 30: Hoare triple {14787#true} assume !(0 == ~cond); {14787#true} is VALID [2022-04-28 12:31:23,747 INFO L290 TraceCheckUtils]: 31: Hoare triple {14787#true} assume true; {14787#true} is VALID [2022-04-28 12:31:23,748 INFO L284 TraceCheckUtils]: 32: Hoare quadruple {14787#true} {14787#true} #87#return; {14787#true} is VALID [2022-04-28 12:31:23,748 INFO L272 TraceCheckUtils]: 33: Hoare triple {14787#true} call assume_abort_if_not((if ~yy~0 < 2147483647 then 1 else 0)); {14787#true} is VALID [2022-04-28 12:31:23,748 INFO L290 TraceCheckUtils]: 34: Hoare triple {14787#true} ~cond := #in~cond; {14787#true} is VALID [2022-04-28 12:31:23,748 INFO L290 TraceCheckUtils]: 35: Hoare triple {14787#true} assume !(0 == ~cond); {14787#true} is VALID [2022-04-28 12:31:23,748 INFO L290 TraceCheckUtils]: 36: Hoare triple {14787#true} assume true; {14787#true} is VALID [2022-04-28 12:31:23,748 INFO L284 TraceCheckUtils]: 37: Hoare quadruple {14787#true} {14787#true} #89#return; {14787#true} is VALID [2022-04-28 12:31:23,748 INFO L290 TraceCheckUtils]: 38: Hoare triple {14787#true} assume !false; {14787#true} is VALID [2022-04-28 12:31:23,748 INFO L290 TraceCheckUtils]: 39: Hoare triple {14787#true} assume !!(0 != ~b~0);~c~0 := ~a~0;~k~0 := 0; {14787#true} is VALID [2022-04-28 12:31:23,748 INFO L290 TraceCheckUtils]: 40: Hoare triple {14787#true} assume !false; {14787#true} is VALID [2022-04-28 12:31:23,748 INFO L272 TraceCheckUtils]: 41: Hoare triple {14787#true} call __VERIFIER_assert((if ~a~0 == ~k~0 * ~b~0 + ~c~0 then 1 else 0)); {14787#true} is VALID [2022-04-28 12:31:23,748 INFO L290 TraceCheckUtils]: 42: Hoare triple {14787#true} ~cond := #in~cond; {14787#true} is VALID [2022-04-28 12:31:23,748 INFO L290 TraceCheckUtils]: 43: Hoare triple {14787#true} assume !(0 == ~cond); {14787#true} is VALID [2022-04-28 12:31:23,748 INFO L290 TraceCheckUtils]: 44: Hoare triple {14787#true} assume true; {14787#true} is VALID [2022-04-28 12:31:23,749 INFO L284 TraceCheckUtils]: 45: Hoare quadruple {14787#true} {14787#true} #91#return; {14787#true} is VALID [2022-04-28 12:31:23,749 INFO L272 TraceCheckUtils]: 46: Hoare triple {14787#true} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {14787#true} is VALID [2022-04-28 12:31:23,749 INFO L290 TraceCheckUtils]: 47: Hoare triple {14787#true} ~cond := #in~cond; {14787#true} is VALID [2022-04-28 12:31:23,749 INFO L290 TraceCheckUtils]: 48: Hoare triple {14787#true} assume !(0 == ~cond); {14787#true} is VALID [2022-04-28 12:31:23,749 INFO L290 TraceCheckUtils]: 49: Hoare triple {14787#true} assume true; {14787#true} is VALID [2022-04-28 12:31:23,749 INFO L284 TraceCheckUtils]: 50: Hoare quadruple {14787#true} {14787#true} #93#return; {14787#true} is VALID [2022-04-28 12:31:23,749 INFO L272 TraceCheckUtils]: 51: Hoare triple {14787#true} call __VERIFIER_assert((if ~b~0 == ~x~0 * ~q~0 + ~y~0 * ~s~0 then 1 else 0)); {14787#true} is VALID [2022-04-28 12:31:23,749 INFO L290 TraceCheckUtils]: 52: Hoare triple {14787#true} ~cond := #in~cond; {14787#true} is VALID [2022-04-28 12:31:23,749 INFO L290 TraceCheckUtils]: 53: Hoare triple {14787#true} assume !(0 == ~cond); {14787#true} is VALID [2022-04-28 12:31:23,749 INFO L290 TraceCheckUtils]: 54: Hoare triple {14787#true} assume true; {14787#true} is VALID [2022-04-28 12:31:23,749 INFO L284 TraceCheckUtils]: 55: Hoare quadruple {14787#true} {14787#true} #95#return; {14787#true} is VALID [2022-04-28 12:31:23,749 INFO L272 TraceCheckUtils]: 56: Hoare triple {14787#true} call __VERIFIER_assert((if 0 == ~q~0 * ~xy~0 + ~s~0 * ~yy~0 - ~q~0 * ~x~0 - ~b~0 * ~y~0 - ~s~0 * ~y~0 + ~b~0 then 1 else 0)); {14787#true} is VALID [2022-04-28 12:31:23,749 INFO L290 TraceCheckUtils]: 57: Hoare triple {14787#true} ~cond := #in~cond; {14787#true} is VALID [2022-04-28 12:31:23,750 INFO L290 TraceCheckUtils]: 58: Hoare triple {14787#true} assume !(0 == ~cond); {14787#true} is VALID [2022-04-28 12:31:23,750 INFO L290 TraceCheckUtils]: 59: Hoare triple {14787#true} assume true; {14787#true} is VALID [2022-04-28 12:31:23,750 INFO L284 TraceCheckUtils]: 60: Hoare quadruple {14787#true} {14787#true} #97#return; {14787#true} is VALID [2022-04-28 12:31:23,758 INFO L290 TraceCheckUtils]: 61: Hoare triple {14787#true} assume !(~c~0 >= ~b~0); {14975#(not (<= main_~b~0 main_~c~0))} is VALID [2022-04-28 12:31:23,759 INFO L290 TraceCheckUtils]: 62: Hoare triple {14975#(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; {14979#(< main_~b~0 main_~a~0)} is VALID [2022-04-28 12:31:23,759 INFO L290 TraceCheckUtils]: 63: Hoare triple {14979#(< main_~b~0 main_~a~0)} assume !false; {14979#(< main_~b~0 main_~a~0)} is VALID [2022-04-28 12:31:23,759 INFO L290 TraceCheckUtils]: 64: Hoare triple {14979#(< main_~b~0 main_~a~0)} assume !!(0 != ~b~0);~c~0 := ~a~0;~k~0 := 0; {14986#(< main_~b~0 main_~c~0)} is VALID [2022-04-28 12:31:23,760 INFO L290 TraceCheckUtils]: 65: Hoare triple {14986#(< main_~b~0 main_~c~0)} assume !false; {14986#(< main_~b~0 main_~c~0)} is VALID [2022-04-28 12:31:23,760 INFO L272 TraceCheckUtils]: 66: Hoare triple {14986#(< main_~b~0 main_~c~0)} call __VERIFIER_assert((if ~a~0 == ~k~0 * ~b~0 + ~c~0 then 1 else 0)); {14787#true} is VALID [2022-04-28 12:31:23,760 INFO L290 TraceCheckUtils]: 67: Hoare triple {14787#true} ~cond := #in~cond; {14787#true} is VALID [2022-04-28 12:31:23,760 INFO L290 TraceCheckUtils]: 68: Hoare triple {14787#true} assume !(0 == ~cond); {14787#true} is VALID [2022-04-28 12:31:23,760 INFO L290 TraceCheckUtils]: 69: Hoare triple {14787#true} assume true; {14787#true} is VALID [2022-04-28 12:31:23,760 INFO L284 TraceCheckUtils]: 70: Hoare quadruple {14787#true} {14986#(< main_~b~0 main_~c~0)} #91#return; {14986#(< main_~b~0 main_~c~0)} is VALID [2022-04-28 12:31:23,761 INFO L272 TraceCheckUtils]: 71: Hoare triple {14986#(< main_~b~0 main_~c~0)} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {14787#true} is VALID [2022-04-28 12:31:23,761 INFO L290 TraceCheckUtils]: 72: Hoare triple {14787#true} ~cond := #in~cond; {14787#true} is VALID [2022-04-28 12:31:23,761 INFO L290 TraceCheckUtils]: 73: Hoare triple {14787#true} assume !(0 == ~cond); {14787#true} is VALID [2022-04-28 12:31:23,761 INFO L290 TraceCheckUtils]: 74: Hoare triple {14787#true} assume true; {14787#true} is VALID [2022-04-28 12:31:23,761 INFO L284 TraceCheckUtils]: 75: Hoare quadruple {14787#true} {14986#(< main_~b~0 main_~c~0)} #93#return; {14986#(< main_~b~0 main_~c~0)} is VALID [2022-04-28 12:31:23,761 INFO L272 TraceCheckUtils]: 76: Hoare triple {14986#(< main_~b~0 main_~c~0)} call __VERIFIER_assert((if ~b~0 == ~x~0 * ~q~0 + ~y~0 * ~s~0 then 1 else 0)); {14787#true} is VALID [2022-04-28 12:31:23,761 INFO L290 TraceCheckUtils]: 77: Hoare triple {14787#true} ~cond := #in~cond; {14787#true} is VALID [2022-04-28 12:31:23,762 INFO L290 TraceCheckUtils]: 78: Hoare triple {14787#true} assume !(0 == ~cond); {14787#true} is VALID [2022-04-28 12:31:23,762 INFO L290 TraceCheckUtils]: 79: Hoare triple {14787#true} assume true; {14787#true} is VALID [2022-04-28 12:31:23,762 INFO L284 TraceCheckUtils]: 80: Hoare quadruple {14787#true} {14986#(< main_~b~0 main_~c~0)} #95#return; {14986#(< main_~b~0 main_~c~0)} is VALID [2022-04-28 12:31:23,762 INFO L272 TraceCheckUtils]: 81: Hoare triple {14986#(< main_~b~0 main_~c~0)} call __VERIFIER_assert((if 0 == ~q~0 * ~xy~0 + ~s~0 * ~yy~0 - ~q~0 * ~x~0 - ~b~0 * ~y~0 - ~s~0 * ~y~0 + ~b~0 then 1 else 0)); {14787#true} is VALID [2022-04-28 12:31:23,762 INFO L290 TraceCheckUtils]: 82: Hoare triple {14787#true} ~cond := #in~cond; {14787#true} is VALID [2022-04-28 12:31:23,762 INFO L290 TraceCheckUtils]: 83: Hoare triple {14787#true} assume !(0 == ~cond); {14787#true} is VALID [2022-04-28 12:31:23,762 INFO L290 TraceCheckUtils]: 84: Hoare triple {14787#true} assume true; {14787#true} is VALID [2022-04-28 12:31:23,763 INFO L284 TraceCheckUtils]: 85: Hoare quadruple {14787#true} {14986#(< main_~b~0 main_~c~0)} #97#return; {14986#(< main_~b~0 main_~c~0)} is VALID [2022-04-28 12:31:23,764 INFO L290 TraceCheckUtils]: 86: Hoare triple {14986#(< main_~b~0 main_~c~0)} assume !!(~c~0 >= ~b~0);~c~0 := ~c~0 - ~b~0;~k~0 := 1 + ~k~0; {15053#(< 0 main_~c~0)} is VALID [2022-04-28 12:31:23,764 INFO L290 TraceCheckUtils]: 87: Hoare triple {15053#(< 0 main_~c~0)} assume !false; {15053#(< 0 main_~c~0)} is VALID [2022-04-28 12:31:23,764 INFO L272 TraceCheckUtils]: 88: Hoare triple {15053#(< 0 main_~c~0)} call __VERIFIER_assert((if ~a~0 == ~k~0 * ~b~0 + ~c~0 then 1 else 0)); {14787#true} is VALID [2022-04-28 12:31:23,764 INFO L290 TraceCheckUtils]: 89: Hoare triple {14787#true} ~cond := #in~cond; {14787#true} is VALID [2022-04-28 12:31:23,764 INFO L290 TraceCheckUtils]: 90: Hoare triple {14787#true} assume !(0 == ~cond); {14787#true} is VALID [2022-04-28 12:31:23,765 INFO L290 TraceCheckUtils]: 91: Hoare triple {14787#true} assume true; {14787#true} is VALID [2022-04-28 12:31:23,765 INFO L284 TraceCheckUtils]: 92: Hoare quadruple {14787#true} {15053#(< 0 main_~c~0)} #91#return; {15053#(< 0 main_~c~0)} is VALID [2022-04-28 12:31:23,765 INFO L272 TraceCheckUtils]: 93: Hoare triple {15053#(< 0 main_~c~0)} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {14787#true} is VALID [2022-04-28 12:31:23,765 INFO L290 TraceCheckUtils]: 94: Hoare triple {14787#true} ~cond := #in~cond; {14787#true} is VALID [2022-04-28 12:31:23,765 INFO L290 TraceCheckUtils]: 95: Hoare triple {14787#true} assume !(0 == ~cond); {14787#true} is VALID [2022-04-28 12:31:23,766 INFO L290 TraceCheckUtils]: 96: Hoare triple {14787#true} assume true; {14787#true} is VALID [2022-04-28 12:31:23,766 INFO L284 TraceCheckUtils]: 97: Hoare quadruple {14787#true} {15053#(< 0 main_~c~0)} #93#return; {15053#(< 0 main_~c~0)} is VALID [2022-04-28 12:31:23,766 INFO L272 TraceCheckUtils]: 98: Hoare triple {15053#(< 0 main_~c~0)} call __VERIFIER_assert((if ~b~0 == ~x~0 * ~q~0 + ~y~0 * ~s~0 then 1 else 0)); {14787#true} is VALID [2022-04-28 12:31:23,766 INFO L290 TraceCheckUtils]: 99: Hoare triple {14787#true} ~cond := #in~cond; {14787#true} is VALID [2022-04-28 12:31:23,766 INFO L290 TraceCheckUtils]: 100: Hoare triple {14787#true} assume !(0 == ~cond); {14787#true} is VALID [2022-04-28 12:31:23,767 INFO L290 TraceCheckUtils]: 101: Hoare triple {14787#true} assume true; {14787#true} is VALID [2022-04-28 12:31:23,767 INFO L284 TraceCheckUtils]: 102: Hoare quadruple {14787#true} {15053#(< 0 main_~c~0)} #95#return; {15053#(< 0 main_~c~0)} is VALID [2022-04-28 12:31:23,767 INFO L272 TraceCheckUtils]: 103: Hoare triple {15053#(< 0 main_~c~0)} call __VERIFIER_assert((if 0 == ~q~0 * ~xy~0 + ~s~0 * ~yy~0 - ~q~0 * ~x~0 - ~b~0 * ~y~0 - ~s~0 * ~y~0 + ~b~0 then 1 else 0)); {14787#true} is VALID [2022-04-28 12:31:23,767 INFO L290 TraceCheckUtils]: 104: Hoare triple {14787#true} ~cond := #in~cond; {14787#true} is VALID [2022-04-28 12:31:23,767 INFO L290 TraceCheckUtils]: 105: Hoare triple {14787#true} assume !(0 == ~cond); {14787#true} is VALID [2022-04-28 12:31:23,767 INFO L290 TraceCheckUtils]: 106: Hoare triple {14787#true} assume true; {14787#true} is VALID [2022-04-28 12:31:23,768 INFO L284 TraceCheckUtils]: 107: Hoare quadruple {14787#true} {15053#(< 0 main_~c~0)} #97#return; {15053#(< 0 main_~c~0)} is VALID [2022-04-28 12:31:23,768 INFO L290 TraceCheckUtils]: 108: Hoare triple {15053#(< 0 main_~c~0)} assume !(~c~0 >= ~b~0); {15053#(< 0 main_~c~0)} is VALID [2022-04-28 12:31:23,769 INFO L290 TraceCheckUtils]: 109: Hoare triple {15053#(< 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; {15123#(< 0 main_~b~0)} is VALID [2022-04-28 12:31:23,769 INFO L290 TraceCheckUtils]: 110: Hoare triple {15123#(< 0 main_~b~0)} assume !false; {15123#(< 0 main_~b~0)} is VALID [2022-04-28 12:31:23,769 INFO L290 TraceCheckUtils]: 111: Hoare triple {15123#(< 0 main_~b~0)} assume !(0 != ~b~0); {14788#false} is VALID [2022-04-28 12:31:23,769 INFO L272 TraceCheckUtils]: 112: Hoare triple {14788#false} call __VERIFIER_assert((if 0 == ~q~0 * ~x~0 + ~s~0 * ~y~0 then 1 else 0)); {14788#false} is VALID [2022-04-28 12:31:23,770 INFO L290 TraceCheckUtils]: 113: Hoare triple {14788#false} ~cond := #in~cond; {14788#false} is VALID [2022-04-28 12:31:23,770 INFO L290 TraceCheckUtils]: 114: Hoare triple {14788#false} assume 0 == ~cond; {14788#false} is VALID [2022-04-28 12:31:23,770 INFO L290 TraceCheckUtils]: 115: Hoare triple {14788#false} assume !false; {14788#false} is VALID [2022-04-28 12:31:23,770 INFO L134 CoverageAnalysis]: Checked inductivity of 373 backedges. 40 proven. 9 refuted. 0 times theorem prover too weak. 324 trivial. 0 not checked. [2022-04-28 12:31:23,770 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-28 12:31:24,094 INFO L290 TraceCheckUtils]: 115: Hoare triple {14788#false} assume !false; {14788#false} is VALID [2022-04-28 12:31:24,094 INFO L290 TraceCheckUtils]: 114: Hoare triple {14788#false} assume 0 == ~cond; {14788#false} is VALID [2022-04-28 12:31:24,094 INFO L290 TraceCheckUtils]: 113: Hoare triple {14788#false} ~cond := #in~cond; {14788#false} is VALID [2022-04-28 12:31:24,094 INFO L272 TraceCheckUtils]: 112: Hoare triple {14788#false} call __VERIFIER_assert((if 0 == ~q~0 * ~x~0 + ~s~0 * ~y~0 then 1 else 0)); {14788#false} is VALID [2022-04-28 12:31:24,094 INFO L290 TraceCheckUtils]: 111: Hoare triple {15123#(< 0 main_~b~0)} assume !(0 != ~b~0); {14788#false} is VALID [2022-04-28 12:31:24,095 INFO L290 TraceCheckUtils]: 110: Hoare triple {15123#(< 0 main_~b~0)} assume !false; {15123#(< 0 main_~b~0)} is VALID [2022-04-28 12:31:24,095 INFO L290 TraceCheckUtils]: 109: Hoare triple {15053#(< 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; {15123#(< 0 main_~b~0)} is VALID [2022-04-28 12:31:24,096 INFO L290 TraceCheckUtils]: 108: Hoare triple {15053#(< 0 main_~c~0)} assume !(~c~0 >= ~b~0); {15053#(< 0 main_~c~0)} is VALID [2022-04-28 12:31:24,096 INFO L284 TraceCheckUtils]: 107: Hoare quadruple {14787#true} {15053#(< 0 main_~c~0)} #97#return; {15053#(< 0 main_~c~0)} is VALID [2022-04-28 12:31:24,096 INFO L290 TraceCheckUtils]: 106: Hoare triple {14787#true} assume true; {14787#true} is VALID [2022-04-28 12:31:24,096 INFO L290 TraceCheckUtils]: 105: Hoare triple {14787#true} assume !(0 == ~cond); {14787#true} is VALID [2022-04-28 12:31:24,097 INFO L290 TraceCheckUtils]: 104: Hoare triple {14787#true} ~cond := #in~cond; {14787#true} is VALID [2022-04-28 12:31:24,097 INFO L272 TraceCheckUtils]: 103: Hoare triple {15053#(< 0 main_~c~0)} call __VERIFIER_assert((if 0 == ~q~0 * ~xy~0 + ~s~0 * ~yy~0 - ~q~0 * ~x~0 - ~b~0 * ~y~0 - ~s~0 * ~y~0 + ~b~0 then 1 else 0)); {14787#true} is VALID [2022-04-28 12:31:24,097 INFO L284 TraceCheckUtils]: 102: Hoare quadruple {14787#true} {15053#(< 0 main_~c~0)} #95#return; {15053#(< 0 main_~c~0)} is VALID [2022-04-28 12:31:24,097 INFO L290 TraceCheckUtils]: 101: Hoare triple {14787#true} assume true; {14787#true} is VALID [2022-04-28 12:31:24,097 INFO L290 TraceCheckUtils]: 100: Hoare triple {14787#true} assume !(0 == ~cond); {14787#true} is VALID [2022-04-28 12:31:24,098 INFO L290 TraceCheckUtils]: 99: Hoare triple {14787#true} ~cond := #in~cond; {14787#true} is VALID [2022-04-28 12:31:24,098 INFO L272 TraceCheckUtils]: 98: Hoare triple {15053#(< 0 main_~c~0)} call __VERIFIER_assert((if ~b~0 == ~x~0 * ~q~0 + ~y~0 * ~s~0 then 1 else 0)); {14787#true} is VALID [2022-04-28 12:31:24,098 INFO L284 TraceCheckUtils]: 97: Hoare quadruple {14787#true} {15053#(< 0 main_~c~0)} #93#return; {15053#(< 0 main_~c~0)} is VALID [2022-04-28 12:31:24,098 INFO L290 TraceCheckUtils]: 96: Hoare triple {14787#true} assume true; {14787#true} is VALID [2022-04-28 12:31:24,098 INFO L290 TraceCheckUtils]: 95: Hoare triple {14787#true} assume !(0 == ~cond); {14787#true} is VALID [2022-04-28 12:31:24,099 INFO L290 TraceCheckUtils]: 94: Hoare triple {14787#true} ~cond := #in~cond; {14787#true} is VALID [2022-04-28 12:31:24,099 INFO L272 TraceCheckUtils]: 93: Hoare triple {15053#(< 0 main_~c~0)} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {14787#true} is VALID [2022-04-28 12:31:24,099 INFO L284 TraceCheckUtils]: 92: Hoare quadruple {14787#true} {15053#(< 0 main_~c~0)} #91#return; {15053#(< 0 main_~c~0)} is VALID [2022-04-28 12:31:24,099 INFO L290 TraceCheckUtils]: 91: Hoare triple {14787#true} assume true; {14787#true} is VALID [2022-04-28 12:31:24,099 INFO L290 TraceCheckUtils]: 90: Hoare triple {14787#true} assume !(0 == ~cond); {14787#true} is VALID [2022-04-28 12:31:24,099 INFO L290 TraceCheckUtils]: 89: Hoare triple {14787#true} ~cond := #in~cond; {14787#true} is VALID [2022-04-28 12:31:24,099 INFO L272 TraceCheckUtils]: 88: Hoare triple {15053#(< 0 main_~c~0)} call __VERIFIER_assert((if ~a~0 == ~k~0 * ~b~0 + ~c~0 then 1 else 0)); {14787#true} is VALID [2022-04-28 12:31:24,100 INFO L290 TraceCheckUtils]: 87: Hoare triple {15053#(< 0 main_~c~0)} assume !false; {15053#(< 0 main_~c~0)} is VALID [2022-04-28 12:31:24,101 INFO L290 TraceCheckUtils]: 86: Hoare triple {14986#(< main_~b~0 main_~c~0)} assume !!(~c~0 >= ~b~0);~c~0 := ~c~0 - ~b~0;~k~0 := 1 + ~k~0; {15053#(< 0 main_~c~0)} is VALID [2022-04-28 12:31:24,101 INFO L284 TraceCheckUtils]: 85: Hoare quadruple {14787#true} {14986#(< main_~b~0 main_~c~0)} #97#return; {14986#(< main_~b~0 main_~c~0)} is VALID [2022-04-28 12:31:24,102 INFO L290 TraceCheckUtils]: 84: Hoare triple {14787#true} assume true; {14787#true} is VALID [2022-04-28 12:31:24,102 INFO L290 TraceCheckUtils]: 83: Hoare triple {14787#true} assume !(0 == ~cond); {14787#true} is VALID [2022-04-28 12:31:24,102 INFO L290 TraceCheckUtils]: 82: Hoare triple {14787#true} ~cond := #in~cond; {14787#true} is VALID [2022-04-28 12:31:24,102 INFO L272 TraceCheckUtils]: 81: Hoare triple {14986#(< main_~b~0 main_~c~0)} call __VERIFIER_assert((if 0 == ~q~0 * ~xy~0 + ~s~0 * ~yy~0 - ~q~0 * ~x~0 - ~b~0 * ~y~0 - ~s~0 * ~y~0 + ~b~0 then 1 else 0)); {14787#true} is VALID [2022-04-28 12:31:24,102 INFO L284 TraceCheckUtils]: 80: Hoare quadruple {14787#true} {14986#(< main_~b~0 main_~c~0)} #95#return; {14986#(< main_~b~0 main_~c~0)} is VALID [2022-04-28 12:31:24,102 INFO L290 TraceCheckUtils]: 79: Hoare triple {14787#true} assume true; {14787#true} is VALID [2022-04-28 12:31:24,102 INFO L290 TraceCheckUtils]: 78: Hoare triple {14787#true} assume !(0 == ~cond); {14787#true} is VALID [2022-04-28 12:31:24,103 INFO L290 TraceCheckUtils]: 77: Hoare triple {14787#true} ~cond := #in~cond; {14787#true} is VALID [2022-04-28 12:31:24,103 INFO L272 TraceCheckUtils]: 76: Hoare triple {14986#(< main_~b~0 main_~c~0)} call __VERIFIER_assert((if ~b~0 == ~x~0 * ~q~0 + ~y~0 * ~s~0 then 1 else 0)); {14787#true} is VALID [2022-04-28 12:31:24,103 INFO L284 TraceCheckUtils]: 75: Hoare quadruple {14787#true} {14986#(< main_~b~0 main_~c~0)} #93#return; {14986#(< main_~b~0 main_~c~0)} is VALID [2022-04-28 12:31:24,103 INFO L290 TraceCheckUtils]: 74: Hoare triple {14787#true} assume true; {14787#true} is VALID [2022-04-28 12:31:24,103 INFO L290 TraceCheckUtils]: 73: Hoare triple {14787#true} assume !(0 == ~cond); {14787#true} is VALID [2022-04-28 12:31:24,103 INFO L290 TraceCheckUtils]: 72: Hoare triple {14787#true} ~cond := #in~cond; {14787#true} is VALID [2022-04-28 12:31:24,104 INFO L272 TraceCheckUtils]: 71: Hoare triple {14986#(< main_~b~0 main_~c~0)} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {14787#true} is VALID [2022-04-28 12:31:24,104 INFO L284 TraceCheckUtils]: 70: Hoare quadruple {14787#true} {14986#(< main_~b~0 main_~c~0)} #91#return; {14986#(< main_~b~0 main_~c~0)} is VALID [2022-04-28 12:31:24,104 INFO L290 TraceCheckUtils]: 69: Hoare triple {14787#true} assume true; {14787#true} is VALID [2022-04-28 12:31:24,104 INFO L290 TraceCheckUtils]: 68: Hoare triple {14787#true} assume !(0 == ~cond); {14787#true} is VALID [2022-04-28 12:31:24,104 INFO L290 TraceCheckUtils]: 67: Hoare triple {14787#true} ~cond := #in~cond; {14787#true} is VALID [2022-04-28 12:31:24,104 INFO L272 TraceCheckUtils]: 66: Hoare triple {14986#(< main_~b~0 main_~c~0)} call __VERIFIER_assert((if ~a~0 == ~k~0 * ~b~0 + ~c~0 then 1 else 0)); {14787#true} is VALID [2022-04-28 12:31:24,105 INFO L290 TraceCheckUtils]: 65: Hoare triple {14986#(< main_~b~0 main_~c~0)} assume !false; {14986#(< main_~b~0 main_~c~0)} is VALID [2022-04-28 12:31:24,105 INFO L290 TraceCheckUtils]: 64: Hoare triple {14979#(< main_~b~0 main_~a~0)} assume !!(0 != ~b~0);~c~0 := ~a~0;~k~0 := 0; {14986#(< main_~b~0 main_~c~0)} is VALID [2022-04-28 12:31:24,105 INFO L290 TraceCheckUtils]: 63: Hoare triple {14979#(< main_~b~0 main_~a~0)} assume !false; {14979#(< main_~b~0 main_~a~0)} is VALID [2022-04-28 12:31:24,106 INFO L290 TraceCheckUtils]: 62: Hoare triple {14975#(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; {14979#(< main_~b~0 main_~a~0)} is VALID [2022-04-28 12:31:24,106 INFO L290 TraceCheckUtils]: 61: Hoare triple {14787#true} assume !(~c~0 >= ~b~0); {14975#(not (<= main_~b~0 main_~c~0))} is VALID [2022-04-28 12:31:24,106 INFO L284 TraceCheckUtils]: 60: Hoare quadruple {14787#true} {14787#true} #97#return; {14787#true} is VALID [2022-04-28 12:31:24,106 INFO L290 TraceCheckUtils]: 59: Hoare triple {14787#true} assume true; {14787#true} is VALID [2022-04-28 12:31:24,106 INFO L290 TraceCheckUtils]: 58: Hoare triple {14787#true} assume !(0 == ~cond); {14787#true} is VALID [2022-04-28 12:31:24,106 INFO L290 TraceCheckUtils]: 57: Hoare triple {14787#true} ~cond := #in~cond; {14787#true} is VALID [2022-04-28 12:31:24,106 INFO L272 TraceCheckUtils]: 56: Hoare triple {14787#true} call __VERIFIER_assert((if 0 == ~q~0 * ~xy~0 + ~s~0 * ~yy~0 - ~q~0 * ~x~0 - ~b~0 * ~y~0 - ~s~0 * ~y~0 + ~b~0 then 1 else 0)); {14787#true} is VALID [2022-04-28 12:31:24,106 INFO L284 TraceCheckUtils]: 55: Hoare quadruple {14787#true} {14787#true} #95#return; {14787#true} is VALID [2022-04-28 12:31:24,107 INFO L290 TraceCheckUtils]: 54: Hoare triple {14787#true} assume true; {14787#true} is VALID [2022-04-28 12:31:24,107 INFO L290 TraceCheckUtils]: 53: Hoare triple {14787#true} assume !(0 == ~cond); {14787#true} is VALID [2022-04-28 12:31:24,107 INFO L290 TraceCheckUtils]: 52: Hoare triple {14787#true} ~cond := #in~cond; {14787#true} is VALID [2022-04-28 12:31:24,107 INFO L272 TraceCheckUtils]: 51: Hoare triple {14787#true} call __VERIFIER_assert((if ~b~0 == ~x~0 * ~q~0 + ~y~0 * ~s~0 then 1 else 0)); {14787#true} is VALID [2022-04-28 12:31:24,107 INFO L284 TraceCheckUtils]: 50: Hoare quadruple {14787#true} {14787#true} #93#return; {14787#true} is VALID [2022-04-28 12:31:24,107 INFO L290 TraceCheckUtils]: 49: Hoare triple {14787#true} assume true; {14787#true} is VALID [2022-04-28 12:31:24,107 INFO L290 TraceCheckUtils]: 48: Hoare triple {14787#true} assume !(0 == ~cond); {14787#true} is VALID [2022-04-28 12:31:24,107 INFO L290 TraceCheckUtils]: 47: Hoare triple {14787#true} ~cond := #in~cond; {14787#true} is VALID [2022-04-28 12:31:24,107 INFO L272 TraceCheckUtils]: 46: Hoare triple {14787#true} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {14787#true} is VALID [2022-04-28 12:31:24,107 INFO L284 TraceCheckUtils]: 45: Hoare quadruple {14787#true} {14787#true} #91#return; {14787#true} is VALID [2022-04-28 12:31:24,107 INFO L290 TraceCheckUtils]: 44: Hoare triple {14787#true} assume true; {14787#true} is VALID [2022-04-28 12:31:24,107 INFO L290 TraceCheckUtils]: 43: Hoare triple {14787#true} assume !(0 == ~cond); {14787#true} is VALID [2022-04-28 12:31:24,107 INFO L290 TraceCheckUtils]: 42: Hoare triple {14787#true} ~cond := #in~cond; {14787#true} is VALID [2022-04-28 12:31:24,107 INFO L272 TraceCheckUtils]: 41: Hoare triple {14787#true} call __VERIFIER_assert((if ~a~0 == ~k~0 * ~b~0 + ~c~0 then 1 else 0)); {14787#true} is VALID [2022-04-28 12:31:24,108 INFO L290 TraceCheckUtils]: 40: Hoare triple {14787#true} assume !false; {14787#true} is VALID [2022-04-28 12:31:24,108 INFO L290 TraceCheckUtils]: 39: Hoare triple {14787#true} assume !!(0 != ~b~0);~c~0 := ~a~0;~k~0 := 0; {14787#true} is VALID [2022-04-28 12:31:24,108 INFO L290 TraceCheckUtils]: 38: Hoare triple {14787#true} assume !false; {14787#true} is VALID [2022-04-28 12:31:24,108 INFO L284 TraceCheckUtils]: 37: Hoare quadruple {14787#true} {14787#true} #89#return; {14787#true} is VALID [2022-04-28 12:31:24,108 INFO L290 TraceCheckUtils]: 36: Hoare triple {14787#true} assume true; {14787#true} is VALID [2022-04-28 12:31:24,108 INFO L290 TraceCheckUtils]: 35: Hoare triple {14787#true} assume !(0 == ~cond); {14787#true} is VALID [2022-04-28 12:31:24,108 INFO L290 TraceCheckUtils]: 34: Hoare triple {14787#true} ~cond := #in~cond; {14787#true} is VALID [2022-04-28 12:31:24,108 INFO L272 TraceCheckUtils]: 33: Hoare triple {14787#true} call assume_abort_if_not((if ~yy~0 < 2147483647 then 1 else 0)); {14787#true} is VALID [2022-04-28 12:31:24,108 INFO L284 TraceCheckUtils]: 32: Hoare quadruple {14787#true} {14787#true} #87#return; {14787#true} is VALID [2022-04-28 12:31:24,108 INFO L290 TraceCheckUtils]: 31: Hoare triple {14787#true} assume true; {14787#true} is VALID [2022-04-28 12:31:24,108 INFO L290 TraceCheckUtils]: 30: Hoare triple {14787#true} assume !(0 == ~cond); {14787#true} is VALID [2022-04-28 12:31:24,108 INFO L290 TraceCheckUtils]: 29: Hoare triple {14787#true} ~cond := #in~cond; {14787#true} is VALID [2022-04-28 12:31:24,108 INFO L272 TraceCheckUtils]: 28: Hoare triple {14787#true} call assume_abort_if_not((if ~xy~0 < 2147483647 then 1 else 0)); {14787#true} is VALID [2022-04-28 12:31:24,108 INFO L290 TraceCheckUtils]: 27: Hoare triple {14787#true} ~a~0 := ~x~0;~b~0 := ~y~0;~p~0 := 1;~q~0 := 0;~r~0 := 0;~s~0 := 1;~c~0 := 0;~k~0 := 0;~xy~0 := ~x~0 * ~y~0;~yy~0 := ~y~0 * ~y~0; {14787#true} is VALID [2022-04-28 12:31:24,109 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {14787#true} {14787#true} #85#return; {14787#true} is VALID [2022-04-28 12:31:24,109 INFO L290 TraceCheckUtils]: 25: Hoare triple {14787#true} assume true; {14787#true} is VALID [2022-04-28 12:31:24,109 INFO L290 TraceCheckUtils]: 24: Hoare triple {14787#true} assume !(0 == ~cond); {14787#true} is VALID [2022-04-28 12:31:24,109 INFO L290 TraceCheckUtils]: 23: Hoare triple {14787#true} ~cond := #in~cond; {14787#true} is VALID [2022-04-28 12:31:24,109 INFO L272 TraceCheckUtils]: 22: Hoare triple {14787#true} call assume_abort_if_not((if ~y~0 >= 1 then 1 else 0)); {14787#true} is VALID [2022-04-28 12:31:24,109 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {14787#true} {14787#true} #83#return; {14787#true} is VALID [2022-04-28 12:31:24,109 INFO L290 TraceCheckUtils]: 20: Hoare triple {14787#true} assume true; {14787#true} is VALID [2022-04-28 12:31:24,109 INFO L290 TraceCheckUtils]: 19: Hoare triple {14787#true} assume !(0 == ~cond); {14787#true} is VALID [2022-04-28 12:31:24,109 INFO L290 TraceCheckUtils]: 18: Hoare triple {14787#true} ~cond := #in~cond; {14787#true} is VALID [2022-04-28 12:31:24,109 INFO L272 TraceCheckUtils]: 17: Hoare triple {14787#true} call assume_abort_if_not((if ~x~0 >= 1 then 1 else 0)); {14787#true} is VALID [2022-04-28 12:31:24,109 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {14787#true} {14787#true} #81#return; {14787#true} is VALID [2022-04-28 12:31:24,109 INFO L290 TraceCheckUtils]: 15: Hoare triple {14787#true} assume true; {14787#true} is VALID [2022-04-28 12:31:24,109 INFO L290 TraceCheckUtils]: 14: Hoare triple {14787#true} assume !(0 == ~cond); {14787#true} is VALID [2022-04-28 12:31:24,109 INFO L290 TraceCheckUtils]: 13: Hoare triple {14787#true} ~cond := #in~cond; {14787#true} is VALID [2022-04-28 12:31:24,110 INFO L272 TraceCheckUtils]: 12: Hoare triple {14787#true} call assume_abort_if_not((if ~y~0 >= 0 && ~y~0 <= 5 then 1 else 0)); {14787#true} is VALID [2022-04-28 12:31:24,110 INFO L290 TraceCheckUtils]: 11: Hoare triple {14787#true} assume -2147483648 <= #t~nondet5 && #t~nondet5 <= 2147483647;~y~0 := #t~nondet5;havoc #t~nondet5; {14787#true} is VALID [2022-04-28 12:31:24,110 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {14787#true} {14787#true} #79#return; {14787#true} is VALID [2022-04-28 12:31:24,110 INFO L290 TraceCheckUtils]: 9: Hoare triple {14787#true} assume true; {14787#true} is VALID [2022-04-28 12:31:24,110 INFO L290 TraceCheckUtils]: 8: Hoare triple {14787#true} assume !(0 == ~cond); {14787#true} is VALID [2022-04-28 12:31:24,110 INFO L290 TraceCheckUtils]: 7: Hoare triple {14787#true} ~cond := #in~cond; {14787#true} is VALID [2022-04-28 12:31:24,110 INFO L272 TraceCheckUtils]: 6: Hoare triple {14787#true} call assume_abort_if_not((if ~x~0 >= 0 && ~x~0 <= 5 then 1 else 0)); {14787#true} is VALID [2022-04-28 12:31:24,110 INFO L290 TraceCheckUtils]: 5: Hoare triple {14787#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;havoc ~c~0;havoc ~k~0;havoc ~xy~0;havoc ~yy~0;assume -2147483648 <= #t~nondet4 && #t~nondet4 <= 2147483647;~x~0 := #t~nondet4;havoc #t~nondet4; {14787#true} is VALID [2022-04-28 12:31:24,110 INFO L272 TraceCheckUtils]: 4: Hoare triple {14787#true} call #t~ret6 := main(); {14787#true} is VALID [2022-04-28 12:31:24,110 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {14787#true} {14787#true} #103#return; {14787#true} is VALID [2022-04-28 12:31:24,110 INFO L290 TraceCheckUtils]: 2: Hoare triple {14787#true} assume true; {14787#true} is VALID [2022-04-28 12:31:24,110 INFO L290 TraceCheckUtils]: 1: Hoare triple {14787#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); {14787#true} is VALID [2022-04-28 12:31:24,111 INFO L272 TraceCheckUtils]: 0: Hoare triple {14787#true} call ULTIMATE.init(); {14787#true} is VALID [2022-04-28 12:31:24,111 INFO L134 CoverageAnalysis]: Checked inductivity of 373 backedges. 40 proven. 9 refuted. 0 times theorem prover too weak. 324 trivial. 0 not checked. [2022-04-28 12:31:24,111 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-28 12:31:24,111 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1985069300] [2022-04-28 12:31:24,111 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-04-28 12:31:24,111 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1885789344] [2022-04-28 12:31:24,111 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1885789344] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-28 12:31:24,111 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-04-28 12:31:24,111 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 7 [2022-04-28 12:31:24,112 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-28 12:31:24,112 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [1985009672] [2022-04-28 12:31:24,112 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [1985009672] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-28 12:31:24,112 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-28 12:31:24,112 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-04-28 12:31:24,112 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [133141824] [2022-04-28 12:31:24,112 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-28 12:31:24,112 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 4.0) internal successors, (28), 7 states have internal predecessors, (28), 4 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) Word has length 116 [2022-04-28 12:31:24,112 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-28 12:31:24,113 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 7 states, 7 states have (on average 4.0) internal successors, (28), 7 states have internal predecessors, (28), 4 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) [2022-04-28 12:31:24,166 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 68 edges. 68 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-28 12:31:24,166 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-04-28 12:31:24,166 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-28 12:31:24,167 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-04-28 12:31:24,167 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-04-28 12:31:24,167 INFO L87 Difference]: Start difference. First operand 188 states and 245 transitions. Second operand has 7 states, 7 states have (on average 4.0) internal successors, (28), 7 states have internal predecessors, (28), 4 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) [2022-04-28 12:31:25,784 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-28 12:31:25,784 INFO L93 Difference]: Finished difference Result 248 states and 345 transitions. [2022-04-28 12:31:25,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-04-28 12:31:25,784 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 4.0) internal successors, (28), 7 states have internal predecessors, (28), 4 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) Word has length 116 [2022-04-28 12:31:25,784 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-28 12:31:25,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7 states, 7 states have (on average 4.0) internal successors, (28), 7 states have internal predecessors, (28), 4 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) [2022-04-28 12:31:25,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 126 transitions. [2022-04-28 12:31:25,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7 states, 7 states have (on average 4.0) internal successors, (28), 7 states have internal predecessors, (28), 4 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) [2022-04-28 12:31:25,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 126 transitions. [2022-04-28 12:31:25,788 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 12 states and 126 transitions. [2022-04-28 12:31:25,891 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 126 edges. 126 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-28 12:31:25,895 INFO L225 Difference]: With dead ends: 248 [2022-04-28 12:31:25,895 INFO L226 Difference]: Without dead ends: 240 [2022-04-28 12:31:25,896 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 242 GetRequests, 227 SyntacticMatches, 2 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=62, Invalid=148, Unknown=0, NotChecked=0, Total=210 [2022-04-28 12:31:25,896 INFO L413 NwaCegarLoop]: 85 mSDtfsCounter, 14 mSDsluCounter, 195 mSDsCounter, 0 mSdLazyCounter, 205 mSolverCounterSat, 40 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 19 SdHoareTripleChecker+Valid, 280 SdHoareTripleChecker+Invalid, 245 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 40 IncrementalHoareTripleChecker+Valid, 205 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-04-28 12:31:25,897 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [19 Valid, 280 Invalid, 245 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [40 Valid, 205 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-04-28 12:31:25,897 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 240 states. [2022-04-28 12:31:26,422 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 240 to 221. [2022-04-28 12:31:26,422 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-28 12:31:26,422 INFO L82 GeneralOperation]: Start isEquivalent. First operand 240 states. Second operand has 221 states, 115 states have (on average 1.1478260869565218) internal successors, (132), 117 states have internal predecessors, (132), 87 states have call successors, (87), 19 states have call predecessors, (87), 18 states have return successors, (84), 84 states have call predecessors, (84), 84 states have call successors, (84) [2022-04-28 12:31:26,423 INFO L74 IsIncluded]: Start isIncluded. First operand 240 states. Second operand has 221 states, 115 states have (on average 1.1478260869565218) internal successors, (132), 117 states have internal predecessors, (132), 87 states have call successors, (87), 19 states have call predecessors, (87), 18 states have return successors, (84), 84 states have call predecessors, (84), 84 states have call successors, (84) [2022-04-28 12:31:26,423 INFO L87 Difference]: Start difference. First operand 240 states. Second operand has 221 states, 115 states have (on average 1.1478260869565218) internal successors, (132), 117 states have internal predecessors, (132), 87 states have call successors, (87), 19 states have call predecessors, (87), 18 states have return successors, (84), 84 states have call predecessors, (84), 84 states have call successors, (84) [2022-04-28 12:31:26,428 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-28 12:31:26,428 INFO L93 Difference]: Finished difference Result 240 states and 336 transitions. [2022-04-28 12:31:26,428 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 336 transitions. [2022-04-28 12:31:26,429 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-28 12:31:26,429 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-28 12:31:26,429 INFO L74 IsIncluded]: Start isIncluded. First operand has 221 states, 115 states have (on average 1.1478260869565218) internal successors, (132), 117 states have internal predecessors, (132), 87 states have call successors, (87), 19 states have call predecessors, (87), 18 states have return successors, (84), 84 states have call predecessors, (84), 84 states have call successors, (84) Second operand 240 states. [2022-04-28 12:31:26,429 INFO L87 Difference]: Start difference. First operand has 221 states, 115 states have (on average 1.1478260869565218) internal successors, (132), 117 states have internal predecessors, (132), 87 states have call successors, (87), 19 states have call predecessors, (87), 18 states have return successors, (84), 84 states have call predecessors, (84), 84 states have call successors, (84) Second operand 240 states. [2022-04-28 12:31:26,434 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-28 12:31:26,434 INFO L93 Difference]: Finished difference Result 240 states and 336 transitions. [2022-04-28 12:31:26,434 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 336 transitions. [2022-04-28 12:31:26,435 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-28 12:31:26,435 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-28 12:31:26,435 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-28 12:31:26,435 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-28 12:31:26,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 221 states, 115 states have (on average 1.1478260869565218) internal successors, (132), 117 states have internal predecessors, (132), 87 states have call successors, (87), 19 states have call predecessors, (87), 18 states have return successors, (84), 84 states have call predecessors, (84), 84 states have call successors, (84) [2022-04-28 12:31:26,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 221 states and 303 transitions. [2022-04-28 12:31:26,440 INFO L78 Accepts]: Start accepts. Automaton has 221 states and 303 transitions. Word has length 116 [2022-04-28 12:31:26,440 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-28 12:31:26,441 INFO L495 AbstractCegarLoop]: Abstraction has 221 states and 303 transitions. [2022-04-28 12:31:26,441 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 4.0) internal successors, (28), 7 states have internal predecessors, (28), 4 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) [2022-04-28 12:31:26,441 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 221 states and 303 transitions. [2022-04-28 12:31:27,021 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 303 edges. 303 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-28 12:31:27,021 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 303 transitions. [2022-04-28 12:31:27,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2022-04-28 12:31:27,021 INFO L187 NwaCegarLoop]: Found error trace [2022-04-28 12:31:27,022 INFO L195 NwaCegarLoop]: trace histogram [14, 13, 13, 6, 6, 6, 4, 4, 4, 4, 3, 3, 3, 3, 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, 1] [2022-04-28 12:31:27,038 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Forceful destruction successful, exit code 0 [2022-04-28 12:31:27,223 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2022-04-28 12:31:27,225 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-28 12:31:27,225 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-28 12:31:27,226 INFO L85 PathProgramCache]: Analyzing trace with hash -743412771, now seen corresponding path program 3 times [2022-04-28 12:31:27,226 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-28 12:31:27,226 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [146185264] [2022-04-28 12:31:27,226 INFO L202 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-04-28 12:31:27,226 INFO L85 PathProgramCache]: Analyzing trace with hash -743412771, now seen corresponding path program 4 times [2022-04-28 12:31:27,226 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-28 12:31:27,226 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1303993728] [2022-04-28 12:31:27,226 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-28 12:31:27,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-28 12:31:27,236 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-04-28 12:31:27,236 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1825559036] [2022-04-28 12:31:27,236 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-04-28 12:31:27,236 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-28 12:31:27,237 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-28 12:31:27,237 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) [2022-04-28 12:31:27,238 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2022-04-28 12:31:27,294 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-04-28 12:31:27,294 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-28 12:31:27,295 INFO L263 TraceCheckSpWp]: Trace formula consists of 265 conjuncts, 14 conjunts are in the unsatisfiable core [2022-04-28 12:31:27,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-28 12:31:27,311 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-28 12:31:27,554 INFO L272 TraceCheckUtils]: 0: Hoare triple {16926#true} call ULTIMATE.init(); {16926#true} is VALID [2022-04-28 12:31:27,554 INFO L290 TraceCheckUtils]: 1: Hoare triple {16926#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); {16926#true} is VALID [2022-04-28 12:31:27,554 INFO L290 TraceCheckUtils]: 2: Hoare triple {16926#true} assume true; {16926#true} is VALID [2022-04-28 12:31:27,554 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {16926#true} {16926#true} #103#return; {16926#true} is VALID [2022-04-28 12:31:27,554 INFO L272 TraceCheckUtils]: 4: Hoare triple {16926#true} call #t~ret6 := main(); {16926#true} is VALID [2022-04-28 12:31:27,555 INFO L290 TraceCheckUtils]: 5: Hoare triple {16926#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;havoc ~c~0;havoc ~k~0;havoc ~xy~0;havoc ~yy~0;assume -2147483648 <= #t~nondet4 && #t~nondet4 <= 2147483647;~x~0 := #t~nondet4;havoc #t~nondet4; {16926#true} is VALID [2022-04-28 12:31:27,555 INFO L272 TraceCheckUtils]: 6: Hoare triple {16926#true} call assume_abort_if_not((if ~x~0 >= 0 && ~x~0 <= 5 then 1 else 0)); {16926#true} is VALID [2022-04-28 12:31:27,555 INFO L290 TraceCheckUtils]: 7: Hoare triple {16926#true} ~cond := #in~cond; {16926#true} is VALID [2022-04-28 12:31:27,555 INFO L290 TraceCheckUtils]: 8: Hoare triple {16926#true} assume !(0 == ~cond); {16926#true} is VALID [2022-04-28 12:31:27,555 INFO L290 TraceCheckUtils]: 9: Hoare triple {16926#true} assume true; {16926#true} is VALID [2022-04-28 12:31:27,555 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {16926#true} {16926#true} #79#return; {16926#true} is VALID [2022-04-28 12:31:27,555 INFO L290 TraceCheckUtils]: 11: Hoare triple {16926#true} assume -2147483648 <= #t~nondet5 && #t~nondet5 <= 2147483647;~y~0 := #t~nondet5;havoc #t~nondet5; {16926#true} is VALID [2022-04-28 12:31:27,555 INFO L272 TraceCheckUtils]: 12: Hoare triple {16926#true} call assume_abort_if_not((if ~y~0 >= 0 && ~y~0 <= 5 then 1 else 0)); {16926#true} is VALID [2022-04-28 12:31:27,555 INFO L290 TraceCheckUtils]: 13: Hoare triple {16926#true} ~cond := #in~cond; {16926#true} is VALID [2022-04-28 12:31:27,555 INFO L290 TraceCheckUtils]: 14: Hoare triple {16926#true} assume !(0 == ~cond); {16926#true} is VALID [2022-04-28 12:31:27,555 INFO L290 TraceCheckUtils]: 15: Hoare triple {16926#true} assume true; {16926#true} is VALID [2022-04-28 12:31:27,555 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {16926#true} {16926#true} #81#return; {16926#true} is VALID [2022-04-28 12:31:27,555 INFO L272 TraceCheckUtils]: 17: Hoare triple {16926#true} call assume_abort_if_not((if ~x~0 >= 1 then 1 else 0)); {16926#true} is VALID [2022-04-28 12:31:27,555 INFO L290 TraceCheckUtils]: 18: Hoare triple {16926#true} ~cond := #in~cond; {16926#true} is VALID [2022-04-28 12:31:27,556 INFO L290 TraceCheckUtils]: 19: Hoare triple {16926#true} assume !(0 == ~cond); {16926#true} is VALID [2022-04-28 12:31:27,556 INFO L290 TraceCheckUtils]: 20: Hoare triple {16926#true} assume true; {16926#true} is VALID [2022-04-28 12:31:27,556 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {16926#true} {16926#true} #83#return; {16926#true} is VALID [2022-04-28 12:31:27,556 INFO L272 TraceCheckUtils]: 22: Hoare triple {16926#true} call assume_abort_if_not((if ~y~0 >= 1 then 1 else 0)); {16926#true} is VALID [2022-04-28 12:31:27,556 INFO L290 TraceCheckUtils]: 23: Hoare triple {16926#true} ~cond := #in~cond; {16926#true} is VALID [2022-04-28 12:31:27,556 INFO L290 TraceCheckUtils]: 24: Hoare triple {16926#true} assume !(0 == ~cond); {16926#true} is VALID [2022-04-28 12:31:27,556 INFO L290 TraceCheckUtils]: 25: Hoare triple {16926#true} assume true; {16926#true} is VALID [2022-04-28 12:31:27,556 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {16926#true} {16926#true} #85#return; {16926#true} is VALID [2022-04-28 12:31:27,556 INFO L290 TraceCheckUtils]: 27: Hoare triple {16926#true} ~a~0 := ~x~0;~b~0 := ~y~0;~p~0 := 1;~q~0 := 0;~r~0 := 0;~s~0 := 1;~c~0 := 0;~k~0 := 0;~xy~0 := ~x~0 * ~y~0;~yy~0 := ~y~0 * ~y~0; {16926#true} is VALID [2022-04-28 12:31:27,556 INFO L272 TraceCheckUtils]: 28: Hoare triple {16926#true} call assume_abort_if_not((if ~xy~0 < 2147483647 then 1 else 0)); {16926#true} is VALID [2022-04-28 12:31:27,556 INFO L290 TraceCheckUtils]: 29: Hoare triple {16926#true} ~cond := #in~cond; {16926#true} is VALID [2022-04-28 12:31:27,556 INFO L290 TraceCheckUtils]: 30: Hoare triple {16926#true} assume !(0 == ~cond); {16926#true} is VALID [2022-04-28 12:31:27,556 INFO L290 TraceCheckUtils]: 31: Hoare triple {16926#true} assume true; {16926#true} is VALID [2022-04-28 12:31:27,556 INFO L284 TraceCheckUtils]: 32: Hoare quadruple {16926#true} {16926#true} #87#return; {16926#true} is VALID [2022-04-28 12:31:27,557 INFO L272 TraceCheckUtils]: 33: Hoare triple {16926#true} call assume_abort_if_not((if ~yy~0 < 2147483647 then 1 else 0)); {16926#true} is VALID [2022-04-28 12:31:27,557 INFO L290 TraceCheckUtils]: 34: Hoare triple {16926#true} ~cond := #in~cond; {16926#true} is VALID [2022-04-28 12:31:27,557 INFO L290 TraceCheckUtils]: 35: Hoare triple {16926#true} assume !(0 == ~cond); {16926#true} is VALID [2022-04-28 12:31:27,557 INFO L290 TraceCheckUtils]: 36: Hoare triple {16926#true} assume true; {16926#true} is VALID [2022-04-28 12:31:27,557 INFO L284 TraceCheckUtils]: 37: Hoare quadruple {16926#true} {16926#true} #89#return; {16926#true} is VALID [2022-04-28 12:31:27,557 INFO L290 TraceCheckUtils]: 38: Hoare triple {16926#true} assume !false; {16926#true} is VALID [2022-04-28 12:31:27,557 INFO L290 TraceCheckUtils]: 39: Hoare triple {16926#true} assume !!(0 != ~b~0);~c~0 := ~a~0;~k~0 := 0; {16926#true} is VALID [2022-04-28 12:31:27,557 INFO L290 TraceCheckUtils]: 40: Hoare triple {16926#true} assume !false; {16926#true} is VALID [2022-04-28 12:31:27,557 INFO L272 TraceCheckUtils]: 41: Hoare triple {16926#true} call __VERIFIER_assert((if ~a~0 == ~k~0 * ~b~0 + ~c~0 then 1 else 0)); {16926#true} is VALID [2022-04-28 12:31:27,557 INFO L290 TraceCheckUtils]: 42: Hoare triple {16926#true} ~cond := #in~cond; {16926#true} is VALID [2022-04-28 12:31:27,557 INFO L290 TraceCheckUtils]: 43: Hoare triple {16926#true} assume !(0 == ~cond); {16926#true} is VALID [2022-04-28 12:31:27,557 INFO L290 TraceCheckUtils]: 44: Hoare triple {16926#true} assume true; {16926#true} is VALID [2022-04-28 12:31:27,557 INFO L284 TraceCheckUtils]: 45: Hoare quadruple {16926#true} {16926#true} #91#return; {16926#true} is VALID [2022-04-28 12:31:27,557 INFO L272 TraceCheckUtils]: 46: Hoare triple {16926#true} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {16926#true} is VALID [2022-04-28 12:31:27,558 INFO L290 TraceCheckUtils]: 47: Hoare triple {16926#true} ~cond := #in~cond; {16926#true} is VALID [2022-04-28 12:31:27,558 INFO L290 TraceCheckUtils]: 48: Hoare triple {16926#true} assume !(0 == ~cond); {16926#true} is VALID [2022-04-28 12:31:27,558 INFO L290 TraceCheckUtils]: 49: Hoare triple {16926#true} assume true; {16926#true} is VALID [2022-04-28 12:31:27,558 INFO L284 TraceCheckUtils]: 50: Hoare quadruple {16926#true} {16926#true} #93#return; {16926#true} is VALID [2022-04-28 12:31:27,558 INFO L272 TraceCheckUtils]: 51: Hoare triple {16926#true} call __VERIFIER_assert((if ~b~0 == ~x~0 * ~q~0 + ~y~0 * ~s~0 then 1 else 0)); {16926#true} is VALID [2022-04-28 12:31:27,558 INFO L290 TraceCheckUtils]: 52: Hoare triple {16926#true} ~cond := #in~cond; {16926#true} is VALID [2022-04-28 12:31:27,558 INFO L290 TraceCheckUtils]: 53: Hoare triple {16926#true} assume !(0 == ~cond); {16926#true} is VALID [2022-04-28 12:31:27,558 INFO L290 TraceCheckUtils]: 54: Hoare triple {16926#true} assume true; {16926#true} is VALID [2022-04-28 12:31:27,558 INFO L284 TraceCheckUtils]: 55: Hoare quadruple {16926#true} {16926#true} #95#return; {16926#true} is VALID [2022-04-28 12:31:27,558 INFO L272 TraceCheckUtils]: 56: Hoare triple {16926#true} call __VERIFIER_assert((if 0 == ~q~0 * ~xy~0 + ~s~0 * ~yy~0 - ~q~0 * ~x~0 - ~b~0 * ~y~0 - ~s~0 * ~y~0 + ~b~0 then 1 else 0)); {16926#true} is VALID [2022-04-28 12:31:27,558 INFO L290 TraceCheckUtils]: 57: Hoare triple {16926#true} ~cond := #in~cond; {16926#true} is VALID [2022-04-28 12:31:27,558 INFO L290 TraceCheckUtils]: 58: Hoare triple {16926#true} assume !(0 == ~cond); {16926#true} is VALID [2022-04-28 12:31:27,558 INFO L290 TraceCheckUtils]: 59: Hoare triple {16926#true} assume true; {16926#true} is VALID [2022-04-28 12:31:27,558 INFO L284 TraceCheckUtils]: 60: Hoare quadruple {16926#true} {16926#true} #97#return; {16926#true} is VALID [2022-04-28 12:31:27,559 INFO L290 TraceCheckUtils]: 61: Hoare triple {16926#true} assume !(~c~0 >= ~b~0); {16926#true} is VALID [2022-04-28 12:31:27,559 INFO L290 TraceCheckUtils]: 62: Hoare triple {16926#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; {16926#true} is VALID [2022-04-28 12:31:27,559 INFO L290 TraceCheckUtils]: 63: Hoare triple {16926#true} assume !false; {16926#true} is VALID [2022-04-28 12:31:27,559 INFO L290 TraceCheckUtils]: 64: Hoare triple {16926#true} assume !!(0 != ~b~0);~c~0 := ~a~0;~k~0 := 0; {16926#true} is VALID [2022-04-28 12:31:27,559 INFO L290 TraceCheckUtils]: 65: Hoare triple {16926#true} assume !false; {16926#true} is VALID [2022-04-28 12:31:27,559 INFO L272 TraceCheckUtils]: 66: Hoare triple {16926#true} call __VERIFIER_assert((if ~a~0 == ~k~0 * ~b~0 + ~c~0 then 1 else 0)); {16926#true} is VALID [2022-04-28 12:31:27,559 INFO L290 TraceCheckUtils]: 67: Hoare triple {16926#true} ~cond := #in~cond; {16926#true} is VALID [2022-04-28 12:31:27,559 INFO L290 TraceCheckUtils]: 68: Hoare triple {16926#true} assume !(0 == ~cond); {16926#true} is VALID [2022-04-28 12:31:27,559 INFO L290 TraceCheckUtils]: 69: Hoare triple {16926#true} assume true; {16926#true} is VALID [2022-04-28 12:31:27,559 INFO L284 TraceCheckUtils]: 70: Hoare quadruple {16926#true} {16926#true} #91#return; {16926#true} is VALID [2022-04-28 12:31:27,559 INFO L272 TraceCheckUtils]: 71: Hoare triple {16926#true} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {16926#true} is VALID [2022-04-28 12:31:27,559 INFO L290 TraceCheckUtils]: 72: Hoare triple {16926#true} ~cond := #in~cond; {16926#true} is VALID [2022-04-28 12:31:27,559 INFO L290 TraceCheckUtils]: 73: Hoare triple {16926#true} assume !(0 == ~cond); {16926#true} is VALID [2022-04-28 12:31:27,559 INFO L290 TraceCheckUtils]: 74: Hoare triple {16926#true} assume true; {16926#true} is VALID [2022-04-28 12:31:27,560 INFO L284 TraceCheckUtils]: 75: Hoare quadruple {16926#true} {16926#true} #93#return; {16926#true} is VALID [2022-04-28 12:31:27,560 INFO L272 TraceCheckUtils]: 76: Hoare triple {16926#true} call __VERIFIER_assert((if ~b~0 == ~x~0 * ~q~0 + ~y~0 * ~s~0 then 1 else 0)); {16926#true} is VALID [2022-04-28 12:31:27,560 INFO L290 TraceCheckUtils]: 77: Hoare triple {16926#true} ~cond := #in~cond; {16926#true} is VALID [2022-04-28 12:31:27,560 INFO L290 TraceCheckUtils]: 78: Hoare triple {16926#true} assume !(0 == ~cond); {16926#true} is VALID [2022-04-28 12:31:27,560 INFO L290 TraceCheckUtils]: 79: Hoare triple {16926#true} assume true; {16926#true} is VALID [2022-04-28 12:31:27,560 INFO L284 TraceCheckUtils]: 80: Hoare quadruple {16926#true} {16926#true} #95#return; {16926#true} is VALID [2022-04-28 12:31:27,560 INFO L272 TraceCheckUtils]: 81: Hoare triple {16926#true} call __VERIFIER_assert((if 0 == ~q~0 * ~xy~0 + ~s~0 * ~yy~0 - ~q~0 * ~x~0 - ~b~0 * ~y~0 - ~s~0 * ~y~0 + ~b~0 then 1 else 0)); {16926#true} is VALID [2022-04-28 12:31:27,560 INFO L290 TraceCheckUtils]: 82: Hoare triple {16926#true} ~cond := #in~cond; {16926#true} is VALID [2022-04-28 12:31:27,560 INFO L290 TraceCheckUtils]: 83: Hoare triple {16926#true} assume !(0 == ~cond); {16926#true} is VALID [2022-04-28 12:31:27,560 INFO L290 TraceCheckUtils]: 84: Hoare triple {16926#true} assume true; {16926#true} is VALID [2022-04-28 12:31:27,560 INFO L284 TraceCheckUtils]: 85: Hoare quadruple {16926#true} {16926#true} #97#return; {16926#true} is VALID [2022-04-28 12:31:27,560 INFO L290 TraceCheckUtils]: 86: Hoare triple {16926#true} assume !!(~c~0 >= ~b~0);~c~0 := ~c~0 - ~b~0;~k~0 := 1 + ~k~0; {16926#true} is VALID [2022-04-28 12:31:27,560 INFO L290 TraceCheckUtils]: 87: Hoare triple {16926#true} assume !false; {16926#true} is VALID [2022-04-28 12:31:27,560 INFO L272 TraceCheckUtils]: 88: Hoare triple {16926#true} call __VERIFIER_assert((if ~a~0 == ~k~0 * ~b~0 + ~c~0 then 1 else 0)); {16926#true} is VALID [2022-04-28 12:31:27,560 INFO L290 TraceCheckUtils]: 89: Hoare triple {16926#true} ~cond := #in~cond; {16926#true} is VALID [2022-04-28 12:31:27,561 INFO L290 TraceCheckUtils]: 90: Hoare triple {16926#true} assume !(0 == ~cond); {16926#true} is VALID [2022-04-28 12:31:27,561 INFO L290 TraceCheckUtils]: 91: Hoare triple {16926#true} assume true; {16926#true} is VALID [2022-04-28 12:31:27,561 INFO L284 TraceCheckUtils]: 92: Hoare quadruple {16926#true} {16926#true} #91#return; {16926#true} is VALID [2022-04-28 12:31:27,561 INFO L272 TraceCheckUtils]: 93: Hoare triple {16926#true} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {16926#true} is VALID [2022-04-28 12:31:27,561 INFO L290 TraceCheckUtils]: 94: Hoare triple {16926#true} ~cond := #in~cond; {16926#true} is VALID [2022-04-28 12:31:27,561 INFO L290 TraceCheckUtils]: 95: Hoare triple {16926#true} assume !(0 == ~cond); {16926#true} is VALID [2022-04-28 12:31:27,561 INFO L290 TraceCheckUtils]: 96: Hoare triple {16926#true} assume true; {16926#true} is VALID [2022-04-28 12:31:27,561 INFO L284 TraceCheckUtils]: 97: Hoare quadruple {16926#true} {16926#true} #93#return; {16926#true} is VALID [2022-04-28 12:31:27,561 INFO L272 TraceCheckUtils]: 98: Hoare triple {16926#true} call __VERIFIER_assert((if ~b~0 == ~x~0 * ~q~0 + ~y~0 * ~s~0 then 1 else 0)); {16926#true} is VALID [2022-04-28 12:31:27,561 INFO L290 TraceCheckUtils]: 99: Hoare triple {16926#true} ~cond := #in~cond; {17228#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} is VALID [2022-04-28 12:31:27,562 INFO L290 TraceCheckUtils]: 100: Hoare triple {17228#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} assume !(0 == ~cond); {17232#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-28 12:31:27,562 INFO L290 TraceCheckUtils]: 101: Hoare triple {17232#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {17232#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-28 12:31:27,563 INFO L284 TraceCheckUtils]: 102: Hoare quadruple {17232#(not (= |__VERIFIER_assert_#in~cond| 0))} {16926#true} #95#return; {17239#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} is VALID [2022-04-28 12:31:27,563 INFO L272 TraceCheckUtils]: 103: Hoare triple {17239#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} call __VERIFIER_assert((if 0 == ~q~0 * ~xy~0 + ~s~0 * ~yy~0 - ~q~0 * ~x~0 - ~b~0 * ~y~0 - ~s~0 * ~y~0 + ~b~0 then 1 else 0)); {16926#true} is VALID [2022-04-28 12:31:27,563 INFO L290 TraceCheckUtils]: 104: Hoare triple {16926#true} ~cond := #in~cond; {16926#true} is VALID [2022-04-28 12:31:27,563 INFO L290 TraceCheckUtils]: 105: Hoare triple {16926#true} assume !(0 == ~cond); {16926#true} is VALID [2022-04-28 12:31:27,563 INFO L290 TraceCheckUtils]: 106: Hoare triple {16926#true} assume true; {16926#true} is VALID [2022-04-28 12:31:27,563 INFO L284 TraceCheckUtils]: 107: Hoare quadruple {16926#true} {17239#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} #97#return; {17239#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} is VALID [2022-04-28 12:31:27,564 INFO L290 TraceCheckUtils]: 108: Hoare triple {17239#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} assume !(~c~0 >= ~b~0); {17239#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} is VALID [2022-04-28 12:31:27,564 INFO L290 TraceCheckUtils]: 109: Hoare triple {17239#(= 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; {17261#(= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))} is VALID [2022-04-28 12:31:27,564 INFO L290 TraceCheckUtils]: 110: Hoare triple {17261#(= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))} assume !false; {17261#(= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))} is VALID [2022-04-28 12:31:27,565 INFO L290 TraceCheckUtils]: 111: Hoare triple {17261#(= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))} assume !!(0 != ~b~0);~c~0 := ~a~0;~k~0 := 0; {17261#(= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))} is VALID [2022-04-28 12:31:27,565 INFO L290 TraceCheckUtils]: 112: Hoare triple {17261#(= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))} assume !false; {17261#(= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))} is VALID [2022-04-28 12:31:27,565 INFO L272 TraceCheckUtils]: 113: Hoare triple {17261#(= main_~a~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)); {16926#true} is VALID [2022-04-28 12:31:27,565 INFO L290 TraceCheckUtils]: 114: Hoare triple {16926#true} ~cond := #in~cond; {16926#true} is VALID [2022-04-28 12:31:27,565 INFO L290 TraceCheckUtils]: 115: Hoare triple {16926#true} assume !(0 == ~cond); {16926#true} is VALID [2022-04-28 12:31:27,565 INFO L290 TraceCheckUtils]: 116: Hoare triple {16926#true} assume true; {16926#true} is VALID [2022-04-28 12:31:27,566 INFO L284 TraceCheckUtils]: 117: Hoare quadruple {16926#true} {17261#(= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))} #91#return; {17261#(= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))} is VALID [2022-04-28 12:31:27,567 INFO L272 TraceCheckUtils]: 118: Hoare triple {17261#(= 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)); {17289#(<= 1 |__VERIFIER_assert_#in~cond|)} is VALID [2022-04-28 12:31:27,567 INFO L290 TraceCheckUtils]: 119: Hoare triple {17289#(<= 1 |__VERIFIER_assert_#in~cond|)} ~cond := #in~cond; {17293#(<= 1 __VERIFIER_assert_~cond)} is VALID [2022-04-28 12:31:27,567 INFO L290 TraceCheckUtils]: 120: Hoare triple {17293#(<= 1 __VERIFIER_assert_~cond)} assume 0 == ~cond; {16927#false} is VALID [2022-04-28 12:31:27,567 INFO L290 TraceCheckUtils]: 121: Hoare triple {16927#false} assume !false; {16927#false} is VALID [2022-04-28 12:31:27,568 INFO L134 CoverageAnalysis]: Checked inductivity of 432 backedges. 73 proven. 7 refuted. 0 times theorem prover too weak. 352 trivial. 0 not checked. [2022-04-28 12:31:27,568 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-28 12:31:39,505 INFO L290 TraceCheckUtils]: 121: Hoare triple {16927#false} assume !false; {16927#false} is VALID [2022-04-28 12:31:39,506 INFO L290 TraceCheckUtils]: 120: Hoare triple {17293#(<= 1 __VERIFIER_assert_~cond)} assume 0 == ~cond; {16927#false} is VALID [2022-04-28 12:31:39,506 INFO L290 TraceCheckUtils]: 119: Hoare triple {17289#(<= 1 |__VERIFIER_assert_#in~cond|)} ~cond := #in~cond; {17293#(<= 1 __VERIFIER_assert_~cond)} is VALID [2022-04-28 12:31:39,507 INFO L272 TraceCheckUtils]: 118: Hoare triple {17261#(= 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)); {17289#(<= 1 |__VERIFIER_assert_#in~cond|)} is VALID [2022-04-28 12:31:39,508 INFO L284 TraceCheckUtils]: 117: Hoare quadruple {16926#true} {17261#(= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))} #91#return; {17261#(= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))} is VALID [2022-04-28 12:31:39,508 INFO L290 TraceCheckUtils]: 116: Hoare triple {16926#true} assume true; {16926#true} is VALID [2022-04-28 12:31:39,508 INFO L290 TraceCheckUtils]: 115: Hoare triple {16926#true} assume !(0 == ~cond); {16926#true} is VALID [2022-04-28 12:31:39,508 INFO L290 TraceCheckUtils]: 114: Hoare triple {16926#true} ~cond := #in~cond; {16926#true} is VALID [2022-04-28 12:31:39,508 INFO L272 TraceCheckUtils]: 113: Hoare triple {17261#(= main_~a~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)); {16926#true} is VALID [2022-04-28 12:31:39,508 INFO L290 TraceCheckUtils]: 112: Hoare triple {17261#(= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))} assume !false; {17261#(= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))} is VALID [2022-04-28 12:31:39,509 INFO L290 TraceCheckUtils]: 111: Hoare triple {17261#(= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))} assume !!(0 != ~b~0);~c~0 := ~a~0;~k~0 := 0; {17261#(= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))} is VALID [2022-04-28 12:31:39,509 INFO L290 TraceCheckUtils]: 110: Hoare triple {17261#(= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))} assume !false; {17261#(= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))} is VALID [2022-04-28 12:31:39,510 INFO L290 TraceCheckUtils]: 109: Hoare triple {17239#(= 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; {17261#(= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))} is VALID [2022-04-28 12:31:39,510 INFO L290 TraceCheckUtils]: 108: Hoare triple {17239#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} assume !(~c~0 >= ~b~0); {17239#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} is VALID [2022-04-28 12:31:39,510 INFO L284 TraceCheckUtils]: 107: Hoare quadruple {16926#true} {17239#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} #97#return; {17239#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} is VALID [2022-04-28 12:31:39,511 INFO L290 TraceCheckUtils]: 106: Hoare triple {16926#true} assume true; {16926#true} is VALID [2022-04-28 12:31:39,511 INFO L290 TraceCheckUtils]: 105: Hoare triple {16926#true} assume !(0 == ~cond); {16926#true} is VALID [2022-04-28 12:31:39,511 INFO L290 TraceCheckUtils]: 104: Hoare triple {16926#true} ~cond := #in~cond; {16926#true} is VALID [2022-04-28 12:31:39,511 INFO L272 TraceCheckUtils]: 103: Hoare triple {17239#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} call __VERIFIER_assert((if 0 == ~q~0 * ~xy~0 + ~s~0 * ~yy~0 - ~q~0 * ~x~0 - ~b~0 * ~y~0 - ~s~0 * ~y~0 + ~b~0 then 1 else 0)); {16926#true} is VALID [2022-04-28 12:31:39,511 INFO L284 TraceCheckUtils]: 102: Hoare quadruple {17232#(not (= |__VERIFIER_assert_#in~cond| 0))} {16926#true} #95#return; {17239#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} is VALID [2022-04-28 12:31:39,512 INFO L290 TraceCheckUtils]: 101: Hoare triple {17232#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {17232#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-28 12:31:39,512 INFO L290 TraceCheckUtils]: 100: Hoare triple {17366#(or (not (= |__VERIFIER_assert_#in~cond| 0)) (= __VERIFIER_assert_~cond 0))} assume !(0 == ~cond); {17232#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-28 12:31:39,512 INFO L290 TraceCheckUtils]: 99: Hoare triple {16926#true} ~cond := #in~cond; {17366#(or (not (= |__VERIFIER_assert_#in~cond| 0)) (= __VERIFIER_assert_~cond 0))} is VALID [2022-04-28 12:31:39,512 INFO L272 TraceCheckUtils]: 98: Hoare triple {16926#true} call __VERIFIER_assert((if ~b~0 == ~x~0 * ~q~0 + ~y~0 * ~s~0 then 1 else 0)); {16926#true} is VALID [2022-04-28 12:31:39,513 INFO L284 TraceCheckUtils]: 97: Hoare quadruple {16926#true} {16926#true} #93#return; {16926#true} is VALID [2022-04-28 12:31:39,513 INFO L290 TraceCheckUtils]: 96: Hoare triple {16926#true} assume true; {16926#true} is VALID [2022-04-28 12:31:39,513 INFO L290 TraceCheckUtils]: 95: Hoare triple {16926#true} assume !(0 == ~cond); {16926#true} is VALID [2022-04-28 12:31:39,513 INFO L290 TraceCheckUtils]: 94: Hoare triple {16926#true} ~cond := #in~cond; {16926#true} is VALID [2022-04-28 12:31:39,513 INFO L272 TraceCheckUtils]: 93: Hoare triple {16926#true} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {16926#true} is VALID [2022-04-28 12:31:39,513 INFO L284 TraceCheckUtils]: 92: Hoare quadruple {16926#true} {16926#true} #91#return; {16926#true} is VALID [2022-04-28 12:31:39,513 INFO L290 TraceCheckUtils]: 91: Hoare triple {16926#true} assume true; {16926#true} is VALID [2022-04-28 12:31:39,513 INFO L290 TraceCheckUtils]: 90: Hoare triple {16926#true} assume !(0 == ~cond); {16926#true} is VALID [2022-04-28 12:31:39,513 INFO L290 TraceCheckUtils]: 89: Hoare triple {16926#true} ~cond := #in~cond; {16926#true} is VALID [2022-04-28 12:31:39,513 INFO L272 TraceCheckUtils]: 88: Hoare triple {16926#true} call __VERIFIER_assert((if ~a~0 == ~k~0 * ~b~0 + ~c~0 then 1 else 0)); {16926#true} is VALID [2022-04-28 12:31:39,513 INFO L290 TraceCheckUtils]: 87: Hoare triple {16926#true} assume !false; {16926#true} is VALID [2022-04-28 12:31:39,513 INFO L290 TraceCheckUtils]: 86: Hoare triple {16926#true} assume !!(~c~0 >= ~b~0);~c~0 := ~c~0 - ~b~0;~k~0 := 1 + ~k~0; {16926#true} is VALID [2022-04-28 12:31:39,513 INFO L284 TraceCheckUtils]: 85: Hoare quadruple {16926#true} {16926#true} #97#return; {16926#true} is VALID [2022-04-28 12:31:39,513 INFO L290 TraceCheckUtils]: 84: Hoare triple {16926#true} assume true; {16926#true} is VALID [2022-04-28 12:31:39,514 INFO L290 TraceCheckUtils]: 83: Hoare triple {16926#true} assume !(0 == ~cond); {16926#true} is VALID [2022-04-28 12:31:39,514 INFO L290 TraceCheckUtils]: 82: Hoare triple {16926#true} ~cond := #in~cond; {16926#true} is VALID [2022-04-28 12:31:39,514 INFO L272 TraceCheckUtils]: 81: Hoare triple {16926#true} call __VERIFIER_assert((if 0 == ~q~0 * ~xy~0 + ~s~0 * ~yy~0 - ~q~0 * ~x~0 - ~b~0 * ~y~0 - ~s~0 * ~y~0 + ~b~0 then 1 else 0)); {16926#true} is VALID [2022-04-28 12:31:39,514 INFO L284 TraceCheckUtils]: 80: Hoare quadruple {16926#true} {16926#true} #95#return; {16926#true} is VALID [2022-04-28 12:31:39,514 INFO L290 TraceCheckUtils]: 79: Hoare triple {16926#true} assume true; {16926#true} is VALID [2022-04-28 12:31:39,514 INFO L290 TraceCheckUtils]: 78: Hoare triple {16926#true} assume !(0 == ~cond); {16926#true} is VALID [2022-04-28 12:31:39,514 INFO L290 TraceCheckUtils]: 77: Hoare triple {16926#true} ~cond := #in~cond; {16926#true} is VALID [2022-04-28 12:31:39,514 INFO L272 TraceCheckUtils]: 76: Hoare triple {16926#true} call __VERIFIER_assert((if ~b~0 == ~x~0 * ~q~0 + ~y~0 * ~s~0 then 1 else 0)); {16926#true} is VALID [2022-04-28 12:31:39,514 INFO L284 TraceCheckUtils]: 75: Hoare quadruple {16926#true} {16926#true} #93#return; {16926#true} is VALID [2022-04-28 12:31:39,514 INFO L290 TraceCheckUtils]: 74: Hoare triple {16926#true} assume true; {16926#true} is VALID [2022-04-28 12:31:39,514 INFO L290 TraceCheckUtils]: 73: Hoare triple {16926#true} assume !(0 == ~cond); {16926#true} is VALID [2022-04-28 12:31:39,514 INFO L290 TraceCheckUtils]: 72: Hoare triple {16926#true} ~cond := #in~cond; {16926#true} is VALID [2022-04-28 12:31:39,514 INFO L272 TraceCheckUtils]: 71: Hoare triple {16926#true} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {16926#true} is VALID [2022-04-28 12:31:39,514 INFO L284 TraceCheckUtils]: 70: Hoare quadruple {16926#true} {16926#true} #91#return; {16926#true} is VALID [2022-04-28 12:31:39,514 INFO L290 TraceCheckUtils]: 69: Hoare triple {16926#true} assume true; {16926#true} is VALID [2022-04-28 12:31:39,515 INFO L290 TraceCheckUtils]: 68: Hoare triple {16926#true} assume !(0 == ~cond); {16926#true} is VALID [2022-04-28 12:31:39,515 INFO L290 TraceCheckUtils]: 67: Hoare triple {16926#true} ~cond := #in~cond; {16926#true} is VALID [2022-04-28 12:31:39,515 INFO L272 TraceCheckUtils]: 66: Hoare triple {16926#true} call __VERIFIER_assert((if ~a~0 == ~k~0 * ~b~0 + ~c~0 then 1 else 0)); {16926#true} is VALID [2022-04-28 12:31:39,515 INFO L290 TraceCheckUtils]: 65: Hoare triple {16926#true} assume !false; {16926#true} is VALID [2022-04-28 12:31:39,515 INFO L290 TraceCheckUtils]: 64: Hoare triple {16926#true} assume !!(0 != ~b~0);~c~0 := ~a~0;~k~0 := 0; {16926#true} is VALID [2022-04-28 12:31:39,515 INFO L290 TraceCheckUtils]: 63: Hoare triple {16926#true} assume !false; {16926#true} is VALID [2022-04-28 12:31:39,515 INFO L290 TraceCheckUtils]: 62: Hoare triple {16926#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; {16926#true} is VALID [2022-04-28 12:31:39,515 INFO L290 TraceCheckUtils]: 61: Hoare triple {16926#true} assume !(~c~0 >= ~b~0); {16926#true} is VALID [2022-04-28 12:31:39,515 INFO L284 TraceCheckUtils]: 60: Hoare quadruple {16926#true} {16926#true} #97#return; {16926#true} is VALID [2022-04-28 12:31:39,515 INFO L290 TraceCheckUtils]: 59: Hoare triple {16926#true} assume true; {16926#true} is VALID [2022-04-28 12:31:39,515 INFO L290 TraceCheckUtils]: 58: Hoare triple {16926#true} assume !(0 == ~cond); {16926#true} is VALID [2022-04-28 12:31:39,515 INFO L290 TraceCheckUtils]: 57: Hoare triple {16926#true} ~cond := #in~cond; {16926#true} is VALID [2022-04-28 12:31:39,515 INFO L272 TraceCheckUtils]: 56: Hoare triple {16926#true} call __VERIFIER_assert((if 0 == ~q~0 * ~xy~0 + ~s~0 * ~yy~0 - ~q~0 * ~x~0 - ~b~0 * ~y~0 - ~s~0 * ~y~0 + ~b~0 then 1 else 0)); {16926#true} is VALID [2022-04-28 12:31:39,515 INFO L284 TraceCheckUtils]: 55: Hoare quadruple {16926#true} {16926#true} #95#return; {16926#true} is VALID [2022-04-28 12:31:39,516 INFO L290 TraceCheckUtils]: 54: Hoare triple {16926#true} assume true; {16926#true} is VALID [2022-04-28 12:31:39,516 INFO L290 TraceCheckUtils]: 53: Hoare triple {16926#true} assume !(0 == ~cond); {16926#true} is VALID [2022-04-28 12:31:39,516 INFO L290 TraceCheckUtils]: 52: Hoare triple {16926#true} ~cond := #in~cond; {16926#true} is VALID [2022-04-28 12:31:39,516 INFO L272 TraceCheckUtils]: 51: Hoare triple {16926#true} call __VERIFIER_assert((if ~b~0 == ~x~0 * ~q~0 + ~y~0 * ~s~0 then 1 else 0)); {16926#true} is VALID [2022-04-28 12:31:39,516 INFO L284 TraceCheckUtils]: 50: Hoare quadruple {16926#true} {16926#true} #93#return; {16926#true} is VALID [2022-04-28 12:31:39,516 INFO L290 TraceCheckUtils]: 49: Hoare triple {16926#true} assume true; {16926#true} is VALID [2022-04-28 12:31:39,516 INFO L290 TraceCheckUtils]: 48: Hoare triple {16926#true} assume !(0 == ~cond); {16926#true} is VALID [2022-04-28 12:31:39,516 INFO L290 TraceCheckUtils]: 47: Hoare triple {16926#true} ~cond := #in~cond; {16926#true} is VALID [2022-04-28 12:31:39,516 INFO L272 TraceCheckUtils]: 46: Hoare triple {16926#true} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {16926#true} is VALID [2022-04-28 12:31:39,516 INFO L284 TraceCheckUtils]: 45: Hoare quadruple {16926#true} {16926#true} #91#return; {16926#true} is VALID [2022-04-28 12:31:39,516 INFO L290 TraceCheckUtils]: 44: Hoare triple {16926#true} assume true; {16926#true} is VALID [2022-04-28 12:31:39,516 INFO L290 TraceCheckUtils]: 43: Hoare triple {16926#true} assume !(0 == ~cond); {16926#true} is VALID [2022-04-28 12:31:39,516 INFO L290 TraceCheckUtils]: 42: Hoare triple {16926#true} ~cond := #in~cond; {16926#true} is VALID [2022-04-28 12:31:39,516 INFO L272 TraceCheckUtils]: 41: Hoare triple {16926#true} call __VERIFIER_assert((if ~a~0 == ~k~0 * ~b~0 + ~c~0 then 1 else 0)); {16926#true} is VALID [2022-04-28 12:31:39,517 INFO L290 TraceCheckUtils]: 40: Hoare triple {16926#true} assume !false; {16926#true} is VALID [2022-04-28 12:31:39,517 INFO L290 TraceCheckUtils]: 39: Hoare triple {16926#true} assume !!(0 != ~b~0);~c~0 := ~a~0;~k~0 := 0; {16926#true} is VALID [2022-04-28 12:31:39,517 INFO L290 TraceCheckUtils]: 38: Hoare triple {16926#true} assume !false; {16926#true} is VALID [2022-04-28 12:31:39,517 INFO L284 TraceCheckUtils]: 37: Hoare quadruple {16926#true} {16926#true} #89#return; {16926#true} is VALID [2022-04-28 12:31:39,517 INFO L290 TraceCheckUtils]: 36: Hoare triple {16926#true} assume true; {16926#true} is VALID [2022-04-28 12:31:39,517 INFO L290 TraceCheckUtils]: 35: Hoare triple {16926#true} assume !(0 == ~cond); {16926#true} is VALID [2022-04-28 12:31:39,517 INFO L290 TraceCheckUtils]: 34: Hoare triple {16926#true} ~cond := #in~cond; {16926#true} is VALID [2022-04-28 12:31:39,517 INFO L272 TraceCheckUtils]: 33: Hoare triple {16926#true} call assume_abort_if_not((if ~yy~0 < 2147483647 then 1 else 0)); {16926#true} is VALID [2022-04-28 12:31:39,517 INFO L284 TraceCheckUtils]: 32: Hoare quadruple {16926#true} {16926#true} #87#return; {16926#true} is VALID [2022-04-28 12:31:39,517 INFO L290 TraceCheckUtils]: 31: Hoare triple {16926#true} assume true; {16926#true} is VALID [2022-04-28 12:31:39,517 INFO L290 TraceCheckUtils]: 30: Hoare triple {16926#true} assume !(0 == ~cond); {16926#true} is VALID [2022-04-28 12:31:39,517 INFO L290 TraceCheckUtils]: 29: Hoare triple {16926#true} ~cond := #in~cond; {16926#true} is VALID [2022-04-28 12:31:39,517 INFO L272 TraceCheckUtils]: 28: Hoare triple {16926#true} call assume_abort_if_not((if ~xy~0 < 2147483647 then 1 else 0)); {16926#true} is VALID [2022-04-28 12:31:39,517 INFO L290 TraceCheckUtils]: 27: Hoare triple {16926#true} ~a~0 := ~x~0;~b~0 := ~y~0;~p~0 := 1;~q~0 := 0;~r~0 := 0;~s~0 := 1;~c~0 := 0;~k~0 := 0;~xy~0 := ~x~0 * ~y~0;~yy~0 := ~y~0 * ~y~0; {16926#true} is VALID [2022-04-28 12:31:39,518 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {16926#true} {16926#true} #85#return; {16926#true} is VALID [2022-04-28 12:31:39,518 INFO L290 TraceCheckUtils]: 25: Hoare triple {16926#true} assume true; {16926#true} is VALID [2022-04-28 12:31:39,518 INFO L290 TraceCheckUtils]: 24: Hoare triple {16926#true} assume !(0 == ~cond); {16926#true} is VALID [2022-04-28 12:31:39,518 INFO L290 TraceCheckUtils]: 23: Hoare triple {16926#true} ~cond := #in~cond; {16926#true} is VALID [2022-04-28 12:31:39,518 INFO L272 TraceCheckUtils]: 22: Hoare triple {16926#true} call assume_abort_if_not((if ~y~0 >= 1 then 1 else 0)); {16926#true} is VALID [2022-04-28 12:31:39,518 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {16926#true} {16926#true} #83#return; {16926#true} is VALID [2022-04-28 12:31:39,518 INFO L290 TraceCheckUtils]: 20: Hoare triple {16926#true} assume true; {16926#true} is VALID [2022-04-28 12:31:39,518 INFO L290 TraceCheckUtils]: 19: Hoare triple {16926#true} assume !(0 == ~cond); {16926#true} is VALID [2022-04-28 12:31:39,518 INFO L290 TraceCheckUtils]: 18: Hoare triple {16926#true} ~cond := #in~cond; {16926#true} is VALID [2022-04-28 12:31:39,518 INFO L272 TraceCheckUtils]: 17: Hoare triple {16926#true} call assume_abort_if_not((if ~x~0 >= 1 then 1 else 0)); {16926#true} is VALID [2022-04-28 12:31:39,518 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {16926#true} {16926#true} #81#return; {16926#true} is VALID [2022-04-28 12:31:39,518 INFO L290 TraceCheckUtils]: 15: Hoare triple {16926#true} assume true; {16926#true} is VALID [2022-04-28 12:31:39,518 INFO L290 TraceCheckUtils]: 14: Hoare triple {16926#true} assume !(0 == ~cond); {16926#true} is VALID [2022-04-28 12:31:39,518 INFO L290 TraceCheckUtils]: 13: Hoare triple {16926#true} ~cond := #in~cond; {16926#true} is VALID [2022-04-28 12:31:39,519 INFO L272 TraceCheckUtils]: 12: Hoare triple {16926#true} call assume_abort_if_not((if ~y~0 >= 0 && ~y~0 <= 5 then 1 else 0)); {16926#true} is VALID [2022-04-28 12:31:39,519 INFO L290 TraceCheckUtils]: 11: Hoare triple {16926#true} assume -2147483648 <= #t~nondet5 && #t~nondet5 <= 2147483647;~y~0 := #t~nondet5;havoc #t~nondet5; {16926#true} is VALID [2022-04-28 12:31:39,519 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {16926#true} {16926#true} #79#return; {16926#true} is VALID [2022-04-28 12:31:39,519 INFO L290 TraceCheckUtils]: 9: Hoare triple {16926#true} assume true; {16926#true} is VALID [2022-04-28 12:31:39,519 INFO L290 TraceCheckUtils]: 8: Hoare triple {16926#true} assume !(0 == ~cond); {16926#true} is VALID [2022-04-28 12:31:39,519 INFO L290 TraceCheckUtils]: 7: Hoare triple {16926#true} ~cond := #in~cond; {16926#true} is VALID [2022-04-28 12:31:39,519 INFO L272 TraceCheckUtils]: 6: Hoare triple {16926#true} call assume_abort_if_not((if ~x~0 >= 0 && ~x~0 <= 5 then 1 else 0)); {16926#true} is VALID [2022-04-28 12:31:39,519 INFO L290 TraceCheckUtils]: 5: Hoare triple {16926#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;havoc ~c~0;havoc ~k~0;havoc ~xy~0;havoc ~yy~0;assume -2147483648 <= #t~nondet4 && #t~nondet4 <= 2147483647;~x~0 := #t~nondet4;havoc #t~nondet4; {16926#true} is VALID [2022-04-28 12:31:39,519 INFO L272 TraceCheckUtils]: 4: Hoare triple {16926#true} call #t~ret6 := main(); {16926#true} is VALID [2022-04-28 12:31:39,519 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {16926#true} {16926#true} #103#return; {16926#true} is VALID [2022-04-28 12:31:39,519 INFO L290 TraceCheckUtils]: 2: Hoare triple {16926#true} assume true; {16926#true} is VALID [2022-04-28 12:31:39,519 INFO L290 TraceCheckUtils]: 1: Hoare triple {16926#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); {16926#true} is VALID [2022-04-28 12:31:39,519 INFO L272 TraceCheckUtils]: 0: Hoare triple {16926#true} call ULTIMATE.init(); {16926#true} is VALID [2022-04-28 12:31:39,520 INFO L134 CoverageAnalysis]: Checked inductivity of 432 backedges. 73 proven. 7 refuted. 0 times theorem prover too weak. 352 trivial. 0 not checked. [2022-04-28 12:31:39,520 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-28 12:31:39,520 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1303993728] [2022-04-28 12:31:39,520 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-04-28 12:31:39,520 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1825559036] [2022-04-28 12:31:39,520 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1825559036] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-28 12:31:39,520 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-04-28 12:31:39,520 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 9 [2022-04-28 12:31:39,520 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-28 12:31:39,520 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [146185264] [2022-04-28 12:31:39,521 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [146185264] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-28 12:31:39,521 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-28 12:31:39,521 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-04-28 12:31:39,521 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [327372865] [2022-04-28 12:31:39,521 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-28 12:31:39,521 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 3.5) internal successors, (28), 7 states have internal predecessors, (28), 3 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) Word has length 122 [2022-04-28 12:31:39,521 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-28 12:31:39,521 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 8 states, 8 states have (on average 3.5) internal successors, (28), 7 states have internal predecessors, (28), 3 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2022-04-28 12:31:39,569 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 57 edges. 57 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-28 12:31:39,570 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-04-28 12:31:39,570 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-28 12:31:39,570 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-04-28 12:31:39,570 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2022-04-28 12:31:39,570 INFO L87 Difference]: Start difference. First operand 221 states and 303 transitions. Second operand has 8 states, 8 states have (on average 3.5) internal successors, (28), 7 states have internal predecessors, (28), 3 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2022-04-28 12:31:40,591 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-28 12:31:40,591 INFO L93 Difference]: Finished difference Result 235 states and 314 transitions. [2022-04-28 12:31:40,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-04-28 12:31:40,591 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 3.5) internal successors, (28), 7 states have internal predecessors, (28), 3 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) Word has length 122 [2022-04-28 12:31:40,591 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-28 12:31:40,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8 states, 8 states have (on average 3.5) internal successors, (28), 7 states have internal predecessors, (28), 3 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2022-04-28 12:31:40,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 60 transitions. [2022-04-28 12:31:40,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8 states, 8 states have (on average 3.5) internal successors, (28), 7 states have internal predecessors, (28), 3 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2022-04-28 12:31:40,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 60 transitions. [2022-04-28 12:31:40,593 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 8 states and 60 transitions. [2022-04-28 12:31:40,644 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 60 edges. 60 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-28 12:31:40,648 INFO L225 Difference]: With dead ends: 235 [2022-04-28 12:31:40,648 INFO L226 Difference]: Without dead ends: 232 [2022-04-28 12:31:40,648 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 246 GetRequests, 235 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=36, Invalid=96, Unknown=0, NotChecked=0, Total=132 [2022-04-28 12:31:40,648 INFO L413 NwaCegarLoop]: 36 mSDtfsCounter, 17 mSDsluCounter, 120 mSDsCounter, 0 mSdLazyCounter, 112 mSolverCounterSat, 17 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 20 SdHoareTripleChecker+Valid, 156 SdHoareTripleChecker+Invalid, 129 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 112 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-04-28 12:31:40,649 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [20 Valid, 156 Invalid, 129 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [17 Valid, 112 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-04-28 12:31:40,649 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 232 states. [2022-04-28 12:31:41,165 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 232 to 231. [2022-04-28 12:31:41,165 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-28 12:31:41,165 INFO L82 GeneralOperation]: Start isEquivalent. First operand 232 states. Second operand has 231 states, 124 states have (on average 1.1370967741935485) internal successors, (141), 125 states have internal predecessors, (141), 85 states have call successors, (85), 22 states have call predecessors, (85), 21 states have return successors, (83), 83 states have call predecessors, (83), 83 states have call successors, (83) [2022-04-28 12:31:41,166 INFO L74 IsIncluded]: Start isIncluded. First operand 232 states. Second operand has 231 states, 124 states have (on average 1.1370967741935485) internal successors, (141), 125 states have internal predecessors, (141), 85 states have call successors, (85), 22 states have call predecessors, (85), 21 states have return successors, (83), 83 states have call predecessors, (83), 83 states have call successors, (83) [2022-04-28 12:31:41,166 INFO L87 Difference]: Start difference. First operand 232 states. Second operand has 231 states, 124 states have (on average 1.1370967741935485) internal successors, (141), 125 states have internal predecessors, (141), 85 states have call successors, (85), 22 states have call predecessors, (85), 21 states have return successors, (83), 83 states have call predecessors, (83), 83 states have call successors, (83) [2022-04-28 12:31:41,171 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-28 12:31:41,172 INFO L93 Difference]: Finished difference Result 232 states and 310 transitions. [2022-04-28 12:31:41,172 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 310 transitions. [2022-04-28 12:31:41,173 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-28 12:31:41,173 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-28 12:31:41,173 INFO L74 IsIncluded]: Start isIncluded. First operand has 231 states, 124 states have (on average 1.1370967741935485) internal successors, (141), 125 states have internal predecessors, (141), 85 states have call successors, (85), 22 states have call predecessors, (85), 21 states have return successors, (83), 83 states have call predecessors, (83), 83 states have call successors, (83) Second operand 232 states. [2022-04-28 12:31:41,174 INFO L87 Difference]: Start difference. First operand has 231 states, 124 states have (on average 1.1370967741935485) internal successors, (141), 125 states have internal predecessors, (141), 85 states have call successors, (85), 22 states have call predecessors, (85), 21 states have return successors, (83), 83 states have call predecessors, (83), 83 states have call successors, (83) Second operand 232 states. [2022-04-28 12:31:41,181 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-28 12:31:41,181 INFO L93 Difference]: Finished difference Result 232 states and 310 transitions. [2022-04-28 12:31:41,181 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 310 transitions. [2022-04-28 12:31:41,182 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-28 12:31:41,182 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-28 12:31:41,182 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-28 12:31:41,182 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-28 12:31:41,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 231 states, 124 states have (on average 1.1370967741935485) internal successors, (141), 125 states have internal predecessors, (141), 85 states have call successors, (85), 22 states have call predecessors, (85), 21 states have return successors, (83), 83 states have call predecessors, (83), 83 states have call successors, (83) [2022-04-28 12:31:41,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 231 states and 309 transitions. [2022-04-28 12:31:41,189 INFO L78 Accepts]: Start accepts. Automaton has 231 states and 309 transitions. Word has length 122 [2022-04-28 12:31:41,189 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-28 12:31:41,189 INFO L495 AbstractCegarLoop]: Abstraction has 231 states and 309 transitions. [2022-04-28 12:31:41,190 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 3.5) internal successors, (28), 7 states have internal predecessors, (28), 3 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2022-04-28 12:31:41,190 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 231 states and 309 transitions. [2022-04-28 12:31:41,827 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 309 edges. 309 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-28 12:31:41,827 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 309 transitions. [2022-04-28 12:31:41,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2022-04-28 12:31:41,828 INFO L187 NwaCegarLoop]: Found error trace [2022-04-28 12:31:41,828 INFO L195 NwaCegarLoop]: trace histogram [15, 14, 14, 6, 6, 6, 4, 4, 4, 4, 4, 4, 3, 3, 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, 1] [2022-04-28 12:31:41,853 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Forceful destruction successful, exit code 0 [2022-04-28 12:31:42,051 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2022-04-28 12:31:42,051 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-28 12:31:42,052 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-28 12:31:42,052 INFO L85 PathProgramCache]: Analyzing trace with hash 541794983, now seen corresponding path program 5 times [2022-04-28 12:31:42,052 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-28 12:31:42,052 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [1957678027] [2022-04-28 12:31:42,052 INFO L202 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-04-28 12:31:42,052 INFO L85 PathProgramCache]: Analyzing trace with hash 541794983, now seen corresponding path program 6 times [2022-04-28 12:31:42,052 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-28 12:31:42,053 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1422771037] [2022-04-28 12:31:42,053 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-28 12:31:42,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-28 12:31:42,063 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-04-28 12:31:42,064 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2107246206] [2022-04-28 12:31:42,064 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2022-04-28 12:31:42,064 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-28 12:31:42,064 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-28 12:31:42,070 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) [2022-04-28 12:31:42,071 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2022-04-28 12:31:42,155 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 5 check-sat command(s) [2022-04-28 12:31:42,155 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-28 12:31:42,156 INFO L263 TraceCheckSpWp]: Trace formula consists of 277 conjuncts, 51 conjunts are in the unsatisfiable core [2022-04-28 12:31:42,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-28 12:31:42,176 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-28 12:31:43,287 INFO L272 TraceCheckUtils]: 0: Hoare triple {19068#true} call ULTIMATE.init(); {19068#true} is VALID [2022-04-28 12:31:43,288 INFO L290 TraceCheckUtils]: 1: Hoare triple {19068#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); {19068#true} is VALID [2022-04-28 12:31:43,288 INFO L290 TraceCheckUtils]: 2: Hoare triple {19068#true} assume true; {19068#true} is VALID [2022-04-28 12:31:43,288 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {19068#true} {19068#true} #103#return; {19068#true} is VALID [2022-04-28 12:31:43,288 INFO L272 TraceCheckUtils]: 4: Hoare triple {19068#true} call #t~ret6 := main(); {19068#true} is VALID [2022-04-28 12:31:43,288 INFO L290 TraceCheckUtils]: 5: Hoare triple {19068#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;havoc ~c~0;havoc ~k~0;havoc ~xy~0;havoc ~yy~0;assume -2147483648 <= #t~nondet4 && #t~nondet4 <= 2147483647;~x~0 := #t~nondet4;havoc #t~nondet4; {19068#true} is VALID [2022-04-28 12:31:43,288 INFO L272 TraceCheckUtils]: 6: Hoare triple {19068#true} call assume_abort_if_not((if ~x~0 >= 0 && ~x~0 <= 5 then 1 else 0)); {19068#true} is VALID [2022-04-28 12:31:43,288 INFO L290 TraceCheckUtils]: 7: Hoare triple {19068#true} ~cond := #in~cond; {19068#true} is VALID [2022-04-28 12:31:43,288 INFO L290 TraceCheckUtils]: 8: Hoare triple {19068#true} assume !(0 == ~cond); {19068#true} is VALID [2022-04-28 12:31:43,288 INFO L290 TraceCheckUtils]: 9: Hoare triple {19068#true} assume true; {19068#true} is VALID [2022-04-28 12:31:43,288 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {19068#true} {19068#true} #79#return; {19068#true} is VALID [2022-04-28 12:31:43,288 INFO L290 TraceCheckUtils]: 11: Hoare triple {19068#true} assume -2147483648 <= #t~nondet5 && #t~nondet5 <= 2147483647;~y~0 := #t~nondet5;havoc #t~nondet5; {19068#true} is VALID [2022-04-28 12:31:43,289 INFO L272 TraceCheckUtils]: 12: Hoare triple {19068#true} call assume_abort_if_not((if ~y~0 >= 0 && ~y~0 <= 5 then 1 else 0)); {19068#true} is VALID [2022-04-28 12:31:43,289 INFO L290 TraceCheckUtils]: 13: Hoare triple {19068#true} ~cond := #in~cond; {19068#true} is VALID [2022-04-28 12:31:43,289 INFO L290 TraceCheckUtils]: 14: Hoare triple {19068#true} assume !(0 == ~cond); {19068#true} is VALID [2022-04-28 12:31:43,289 INFO L290 TraceCheckUtils]: 15: Hoare triple {19068#true} assume true; {19068#true} is VALID [2022-04-28 12:31:43,289 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {19068#true} {19068#true} #81#return; {19068#true} is VALID [2022-04-28 12:31:43,289 INFO L272 TraceCheckUtils]: 17: Hoare triple {19068#true} call assume_abort_if_not((if ~x~0 >= 1 then 1 else 0)); {19068#true} is VALID [2022-04-28 12:31:43,289 INFO L290 TraceCheckUtils]: 18: Hoare triple {19068#true} ~cond := #in~cond; {19068#true} is VALID [2022-04-28 12:31:43,289 INFO L290 TraceCheckUtils]: 19: Hoare triple {19068#true} assume !(0 == ~cond); {19068#true} is VALID [2022-04-28 12:31:43,289 INFO L290 TraceCheckUtils]: 20: Hoare triple {19068#true} assume true; {19068#true} is VALID [2022-04-28 12:31:43,289 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {19068#true} {19068#true} #83#return; {19068#true} is VALID [2022-04-28 12:31:43,289 INFO L272 TraceCheckUtils]: 22: Hoare triple {19068#true} call assume_abort_if_not((if ~y~0 >= 1 then 1 else 0)); {19068#true} is VALID [2022-04-28 12:31:43,289 INFO L290 TraceCheckUtils]: 23: Hoare triple {19068#true} ~cond := #in~cond; {19068#true} is VALID [2022-04-28 12:31:43,290 INFO L290 TraceCheckUtils]: 24: Hoare triple {19068#true} assume !(0 == ~cond); {19068#true} is VALID [2022-04-28 12:31:43,290 INFO L290 TraceCheckUtils]: 25: Hoare triple {19068#true} assume true; {19068#true} is VALID [2022-04-28 12:31:43,290 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {19068#true} {19068#true} #85#return; {19068#true} is VALID [2022-04-28 12:31:43,290 INFO L290 TraceCheckUtils]: 27: Hoare triple {19068#true} ~a~0 := ~x~0;~b~0 := ~y~0;~p~0 := 1;~q~0 := 0;~r~0 := 0;~s~0 := 1;~c~0 := 0;~k~0 := 0;~xy~0 := ~x~0 * ~y~0;~yy~0 := ~y~0 * ~y~0; {19154#(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 [2022-04-28 12:31:43,290 INFO L272 TraceCheckUtils]: 28: Hoare triple {19154#(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))} call assume_abort_if_not((if ~xy~0 < 2147483647 then 1 else 0)); {19068#true} is VALID [2022-04-28 12:31:43,290 INFO L290 TraceCheckUtils]: 29: Hoare triple {19068#true} ~cond := #in~cond; {19068#true} is VALID [2022-04-28 12:31:43,291 INFO L290 TraceCheckUtils]: 30: Hoare triple {19068#true} assume !(0 == ~cond); {19068#true} is VALID [2022-04-28 12:31:43,291 INFO L290 TraceCheckUtils]: 31: Hoare triple {19068#true} assume true; {19068#true} is VALID [2022-04-28 12:31:43,291 INFO L284 TraceCheckUtils]: 32: Hoare quadruple {19068#true} {19154#(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))} #87#return; {19154#(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 [2022-04-28 12:31:43,291 INFO L272 TraceCheckUtils]: 33: Hoare triple {19154#(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))} call assume_abort_if_not((if ~yy~0 < 2147483647 then 1 else 0)); {19068#true} is VALID [2022-04-28 12:31:43,291 INFO L290 TraceCheckUtils]: 34: Hoare triple {19068#true} ~cond := #in~cond; {19068#true} is VALID [2022-04-28 12:31:43,292 INFO L290 TraceCheckUtils]: 35: Hoare triple {19068#true} assume !(0 == ~cond); {19068#true} is VALID [2022-04-28 12:31:43,292 INFO L290 TraceCheckUtils]: 36: Hoare triple {19068#true} assume true; {19068#true} is VALID [2022-04-28 12:31:43,292 INFO L284 TraceCheckUtils]: 37: Hoare quadruple {19068#true} {19154#(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))} #89#return; {19154#(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 [2022-04-28 12:31:43,293 INFO L290 TraceCheckUtils]: 38: Hoare triple {19154#(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; {19154#(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 [2022-04-28 12:31:43,293 INFO L290 TraceCheckUtils]: 39: Hoare triple {19154#(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);~c~0 := ~a~0;~k~0 := 0; {19191#(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 [2022-04-28 12:31:43,293 INFO L290 TraceCheckUtils]: 40: Hoare triple {19191#(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; {19191#(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 [2022-04-28 12:31:43,293 INFO L272 TraceCheckUtils]: 41: Hoare triple {19191#(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)); {19068#true} is VALID [2022-04-28 12:31:43,294 INFO L290 TraceCheckUtils]: 42: Hoare triple {19068#true} ~cond := #in~cond; {19068#true} is VALID [2022-04-28 12:31:43,294 INFO L290 TraceCheckUtils]: 43: Hoare triple {19068#true} assume !(0 == ~cond); {19068#true} is VALID [2022-04-28 12:31:43,294 INFO L290 TraceCheckUtils]: 44: Hoare triple {19068#true} assume true; {19068#true} is VALID [2022-04-28 12:31:43,294 INFO L284 TraceCheckUtils]: 45: Hoare quadruple {19068#true} {19191#(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))} #91#return; {19191#(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 [2022-04-28 12:31:43,295 INFO L272 TraceCheckUtils]: 46: Hoare triple {19191#(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)); {19068#true} is VALID [2022-04-28 12:31:43,295 INFO L290 TraceCheckUtils]: 47: Hoare triple {19068#true} ~cond := #in~cond; {19068#true} is VALID [2022-04-28 12:31:43,295 INFO L290 TraceCheckUtils]: 48: Hoare triple {19068#true} assume !(0 == ~cond); {19068#true} is VALID [2022-04-28 12:31:43,295 INFO L290 TraceCheckUtils]: 49: Hoare triple {19068#true} assume true; {19068#true} is VALID [2022-04-28 12:31:43,295 INFO L284 TraceCheckUtils]: 50: Hoare quadruple {19068#true} {19191#(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))} #93#return; {19191#(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 [2022-04-28 12:31:43,295 INFO L272 TraceCheckUtils]: 51: Hoare triple {19191#(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)); {19068#true} is VALID [2022-04-28 12:31:43,296 INFO L290 TraceCheckUtils]: 52: Hoare triple {19068#true} ~cond := #in~cond; {19068#true} is VALID [2022-04-28 12:31:43,296 INFO L290 TraceCheckUtils]: 53: Hoare triple {19068#true} assume !(0 == ~cond); {19068#true} is VALID [2022-04-28 12:31:43,296 INFO L290 TraceCheckUtils]: 54: Hoare triple {19068#true} assume true; {19068#true} is VALID [2022-04-28 12:31:43,296 INFO L284 TraceCheckUtils]: 55: Hoare quadruple {19068#true} {19191#(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))} #95#return; {19191#(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 [2022-04-28 12:31:43,297 INFO L272 TraceCheckUtils]: 56: Hoare triple {19191#(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 0 == ~q~0 * ~xy~0 + ~s~0 * ~yy~0 - ~q~0 * ~x~0 - ~b~0 * ~y~0 - ~s~0 * ~y~0 + ~b~0 then 1 else 0)); {19068#true} is VALID [2022-04-28 12:31:43,297 INFO L290 TraceCheckUtils]: 57: Hoare triple {19068#true} ~cond := #in~cond; {19068#true} is VALID [2022-04-28 12:31:43,297 INFO L290 TraceCheckUtils]: 58: Hoare triple {19068#true} assume !(0 == ~cond); {19068#true} is VALID [2022-04-28 12:31:43,297 INFO L290 TraceCheckUtils]: 59: Hoare triple {19068#true} assume true; {19068#true} is VALID [2022-04-28 12:31:43,298 INFO L284 TraceCheckUtils]: 60: Hoare quadruple {19068#true} {19191#(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))} #97#return; {19191#(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 [2022-04-28 12:31:43,298 INFO L290 TraceCheckUtils]: 61: Hoare triple {19191#(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); {19258#(and (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (not (<= main_~b~0 main_~c~0)) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-28 12:31:43,299 INFO L290 TraceCheckUtils]: 62: Hoare triple {19258#(and (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (not (<= main_~b~0 main_~c~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; {19262#(and (= main_~s~0 0) (= main_~p~0 0) (not (<= main_~a~0 main_~x~0)) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~b~0 main_~x~0) (= main_~q~0 1))} is VALID [2022-04-28 12:31:43,299 INFO L290 TraceCheckUtils]: 63: Hoare triple {19262#(and (= main_~s~0 0) (= main_~p~0 0) (not (<= main_~a~0 main_~x~0)) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~b~0 main_~x~0) (= main_~q~0 1))} assume !false; {19262#(and (= main_~s~0 0) (= main_~p~0 0) (not (<= main_~a~0 main_~x~0)) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~b~0 main_~x~0) (= main_~q~0 1))} is VALID [2022-04-28 12:31:43,300 INFO L290 TraceCheckUtils]: 64: Hoare triple {19262#(and (= main_~s~0 0) (= main_~p~0 0) (not (<= main_~a~0 main_~x~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);~c~0 := ~a~0;~k~0 := 0; {19269#(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) (= main_~q~0 1) (not (<= main_~c~0 main_~x~0)))} is VALID [2022-04-28 12:31:43,300 INFO L290 TraceCheckUtils]: 65: Hoare triple {19269#(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) (= main_~q~0 1) (not (<= main_~c~0 main_~x~0)))} assume !false; {19269#(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) (= main_~q~0 1) (not (<= main_~c~0 main_~x~0)))} is VALID [2022-04-28 12:31:43,300 INFO L272 TraceCheckUtils]: 66: Hoare triple {19269#(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) (= main_~q~0 1) (not (<= main_~c~0 main_~x~0)))} call __VERIFIER_assert((if ~a~0 == ~k~0 * ~b~0 + ~c~0 then 1 else 0)); {19068#true} is VALID [2022-04-28 12:31:43,300 INFO L290 TraceCheckUtils]: 67: Hoare triple {19068#true} ~cond := #in~cond; {19068#true} is VALID [2022-04-28 12:31:43,300 INFO L290 TraceCheckUtils]: 68: Hoare triple {19068#true} assume !(0 == ~cond); {19068#true} is VALID [2022-04-28 12:31:43,300 INFO L290 TraceCheckUtils]: 69: Hoare triple {19068#true} assume true; {19068#true} is VALID [2022-04-28 12:31:43,301 INFO L284 TraceCheckUtils]: 70: Hoare quadruple {19068#true} {19269#(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) (= main_~q~0 1) (not (<= main_~c~0 main_~x~0)))} #91#return; {19269#(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) (= main_~q~0 1) (not (<= main_~c~0 main_~x~0)))} is VALID [2022-04-28 12:31:43,301 INFO L272 TraceCheckUtils]: 71: Hoare triple {19269#(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) (= main_~q~0 1) (not (<= main_~c~0 main_~x~0)))} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {19068#true} is VALID [2022-04-28 12:31:43,301 INFO L290 TraceCheckUtils]: 72: Hoare triple {19068#true} ~cond := #in~cond; {19068#true} is VALID [2022-04-28 12:31:43,301 INFO L290 TraceCheckUtils]: 73: Hoare triple {19068#true} assume !(0 == ~cond); {19068#true} is VALID [2022-04-28 12:31:43,302 INFO L290 TraceCheckUtils]: 74: Hoare triple {19068#true} assume true; {19068#true} is VALID [2022-04-28 12:31:43,302 INFO L284 TraceCheckUtils]: 75: Hoare quadruple {19068#true} {19269#(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) (= main_~q~0 1) (not (<= main_~c~0 main_~x~0)))} #93#return; {19269#(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) (= main_~q~0 1) (not (<= main_~c~0 main_~x~0)))} is VALID [2022-04-28 12:31:43,302 INFO L272 TraceCheckUtils]: 76: Hoare triple {19269#(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) (= main_~q~0 1) (not (<= main_~c~0 main_~x~0)))} call __VERIFIER_assert((if ~b~0 == ~x~0 * ~q~0 + ~y~0 * ~s~0 then 1 else 0)); {19068#true} is VALID [2022-04-28 12:31:43,303 INFO L290 TraceCheckUtils]: 77: Hoare triple {19068#true} ~cond := #in~cond; {19068#true} is VALID [2022-04-28 12:31:43,303 INFO L290 TraceCheckUtils]: 78: Hoare triple {19068#true} assume !(0 == ~cond); {19068#true} is VALID [2022-04-28 12:31:43,303 INFO L290 TraceCheckUtils]: 79: Hoare triple {19068#true} assume true; {19068#true} is VALID [2022-04-28 12:31:43,303 INFO L284 TraceCheckUtils]: 80: Hoare quadruple {19068#true} {19269#(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) (= main_~q~0 1) (not (<= main_~c~0 main_~x~0)))} #95#return; {19269#(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) (= main_~q~0 1) (not (<= main_~c~0 main_~x~0)))} is VALID [2022-04-28 12:31:43,304 INFO L272 TraceCheckUtils]: 81: Hoare triple {19269#(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) (= main_~q~0 1) (not (<= main_~c~0 main_~x~0)))} call __VERIFIER_assert((if 0 == ~q~0 * ~xy~0 + ~s~0 * ~yy~0 - ~q~0 * ~x~0 - ~b~0 * ~y~0 - ~s~0 * ~y~0 + ~b~0 then 1 else 0)); {19068#true} is VALID [2022-04-28 12:31:43,304 INFO L290 TraceCheckUtils]: 82: Hoare triple {19068#true} ~cond := #in~cond; {19068#true} is VALID [2022-04-28 12:31:43,304 INFO L290 TraceCheckUtils]: 83: Hoare triple {19068#true} assume !(0 == ~cond); {19068#true} is VALID [2022-04-28 12:31:43,304 INFO L290 TraceCheckUtils]: 84: Hoare triple {19068#true} assume true; {19068#true} is VALID [2022-04-28 12:31:43,305 INFO L284 TraceCheckUtils]: 85: Hoare quadruple {19068#true} {19269#(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) (= main_~q~0 1) (not (<= main_~c~0 main_~x~0)))} #97#return; {19269#(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) (= main_~q~0 1) (not (<= main_~c~0 main_~x~0)))} is VALID [2022-04-28 12:31:43,305 INFO L290 TraceCheckUtils]: 86: Hoare triple {19269#(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) (= main_~q~0 1) (not (<= main_~c~0 main_~x~0)))} assume !!(~c~0 >= ~b~0);~c~0 := ~c~0 - ~b~0;~k~0 := 1 + ~k~0; {19336#(and (= (+ main_~y~0 (* (- 1) main_~b~0)) main_~c~0) (= main_~s~0 0) (not (<= main_~y~0 main_~x~0)) (= main_~p~0 0) (= main_~r~0 1) (= (+ (- 1) main_~k~0) 0) (= main_~b~0 main_~x~0) (= main_~q~0 1))} is VALID [2022-04-28 12:31:43,306 INFO L290 TraceCheckUtils]: 87: Hoare triple {19336#(and (= (+ main_~y~0 (* (- 1) main_~b~0)) main_~c~0) (= main_~s~0 0) (not (<= main_~y~0 main_~x~0)) (= main_~p~0 0) (= main_~r~0 1) (= (+ (- 1) main_~k~0) 0) (= main_~b~0 main_~x~0) (= main_~q~0 1))} assume !false; {19336#(and (= (+ main_~y~0 (* (- 1) main_~b~0)) main_~c~0) (= main_~s~0 0) (not (<= main_~y~0 main_~x~0)) (= main_~p~0 0) (= main_~r~0 1) (= (+ (- 1) main_~k~0) 0) (= main_~b~0 main_~x~0) (= main_~q~0 1))} is VALID [2022-04-28 12:31:43,306 INFO L272 TraceCheckUtils]: 88: Hoare triple {19336#(and (= (+ main_~y~0 (* (- 1) main_~b~0)) main_~c~0) (= main_~s~0 0) (not (<= main_~y~0 main_~x~0)) (= main_~p~0 0) (= main_~r~0 1) (= (+ (- 1) main_~k~0) 0) (= main_~b~0 main_~x~0) (= main_~q~0 1))} call __VERIFIER_assert((if ~a~0 == ~k~0 * ~b~0 + ~c~0 then 1 else 0)); {19068#true} is VALID [2022-04-28 12:31:43,306 INFO L290 TraceCheckUtils]: 89: Hoare triple {19068#true} ~cond := #in~cond; {19068#true} is VALID [2022-04-28 12:31:43,306 INFO L290 TraceCheckUtils]: 90: Hoare triple {19068#true} assume !(0 == ~cond); {19068#true} is VALID [2022-04-28 12:31:43,306 INFO L290 TraceCheckUtils]: 91: Hoare triple {19068#true} assume true; {19068#true} is VALID [2022-04-28 12:31:43,307 INFO L284 TraceCheckUtils]: 92: Hoare quadruple {19068#true} {19336#(and (= (+ main_~y~0 (* (- 1) main_~b~0)) main_~c~0) (= main_~s~0 0) (not (<= main_~y~0 main_~x~0)) (= main_~p~0 0) (= main_~r~0 1) (= (+ (- 1) main_~k~0) 0) (= main_~b~0 main_~x~0) (= main_~q~0 1))} #91#return; {19336#(and (= (+ main_~y~0 (* (- 1) main_~b~0)) main_~c~0) (= main_~s~0 0) (not (<= main_~y~0 main_~x~0)) (= main_~p~0 0) (= main_~r~0 1) (= (+ (- 1) main_~k~0) 0) (= main_~b~0 main_~x~0) (= main_~q~0 1))} is VALID [2022-04-28 12:31:43,307 INFO L272 TraceCheckUtils]: 93: Hoare triple {19336#(and (= (+ main_~y~0 (* (- 1) main_~b~0)) main_~c~0) (= main_~s~0 0) (not (<= main_~y~0 main_~x~0)) (= main_~p~0 0) (= main_~r~0 1) (= (+ (- 1) main_~k~0) 0) (= main_~b~0 main_~x~0) (= main_~q~0 1))} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {19068#true} is VALID [2022-04-28 12:31:43,307 INFO L290 TraceCheckUtils]: 94: Hoare triple {19068#true} ~cond := #in~cond; {19068#true} is VALID [2022-04-28 12:31:43,307 INFO L290 TraceCheckUtils]: 95: Hoare triple {19068#true} assume !(0 == ~cond); {19068#true} is VALID [2022-04-28 12:31:43,307 INFO L290 TraceCheckUtils]: 96: Hoare triple {19068#true} assume true; {19068#true} is VALID [2022-04-28 12:31:43,308 INFO L284 TraceCheckUtils]: 97: Hoare quadruple {19068#true} {19336#(and (= (+ main_~y~0 (* (- 1) main_~b~0)) main_~c~0) (= main_~s~0 0) (not (<= main_~y~0 main_~x~0)) (= main_~p~0 0) (= main_~r~0 1) (= (+ (- 1) main_~k~0) 0) (= main_~b~0 main_~x~0) (= main_~q~0 1))} #93#return; {19336#(and (= (+ main_~y~0 (* (- 1) main_~b~0)) main_~c~0) (= main_~s~0 0) (not (<= main_~y~0 main_~x~0)) (= main_~p~0 0) (= main_~r~0 1) (= (+ (- 1) main_~k~0) 0) (= main_~b~0 main_~x~0) (= main_~q~0 1))} is VALID [2022-04-28 12:31:43,308 INFO L272 TraceCheckUtils]: 98: Hoare triple {19336#(and (= (+ main_~y~0 (* (- 1) main_~b~0)) main_~c~0) (= main_~s~0 0) (not (<= main_~y~0 main_~x~0)) (= main_~p~0 0) (= main_~r~0 1) (= (+ (- 1) main_~k~0) 0) (= main_~b~0 main_~x~0) (= main_~q~0 1))} call __VERIFIER_assert((if ~b~0 == ~x~0 * ~q~0 + ~y~0 * ~s~0 then 1 else 0)); {19068#true} is VALID [2022-04-28 12:31:43,308 INFO L290 TraceCheckUtils]: 99: Hoare triple {19068#true} ~cond := #in~cond; {19068#true} is VALID [2022-04-28 12:31:43,308 INFO L290 TraceCheckUtils]: 100: Hoare triple {19068#true} assume !(0 == ~cond); {19068#true} is VALID [2022-04-28 12:31:43,308 INFO L290 TraceCheckUtils]: 101: Hoare triple {19068#true} assume true; {19068#true} is VALID [2022-04-28 12:31:43,309 INFO L284 TraceCheckUtils]: 102: Hoare quadruple {19068#true} {19336#(and (= (+ main_~y~0 (* (- 1) main_~b~0)) main_~c~0) (= main_~s~0 0) (not (<= main_~y~0 main_~x~0)) (= main_~p~0 0) (= main_~r~0 1) (= (+ (- 1) main_~k~0) 0) (= main_~b~0 main_~x~0) (= main_~q~0 1))} #95#return; {19336#(and (= (+ main_~y~0 (* (- 1) main_~b~0)) main_~c~0) (= main_~s~0 0) (not (<= main_~y~0 main_~x~0)) (= main_~p~0 0) (= main_~r~0 1) (= (+ (- 1) main_~k~0) 0) (= main_~b~0 main_~x~0) (= main_~q~0 1))} is VALID [2022-04-28 12:31:43,309 INFO L272 TraceCheckUtils]: 103: Hoare triple {19336#(and (= (+ main_~y~0 (* (- 1) main_~b~0)) main_~c~0) (= main_~s~0 0) (not (<= main_~y~0 main_~x~0)) (= main_~p~0 0) (= main_~r~0 1) (= (+ (- 1) main_~k~0) 0) (= main_~b~0 main_~x~0) (= main_~q~0 1))} call __VERIFIER_assert((if 0 == ~q~0 * ~xy~0 + ~s~0 * ~yy~0 - ~q~0 * ~x~0 - ~b~0 * ~y~0 - ~s~0 * ~y~0 + ~b~0 then 1 else 0)); {19068#true} is VALID [2022-04-28 12:31:43,309 INFO L290 TraceCheckUtils]: 104: Hoare triple {19068#true} ~cond := #in~cond; {19068#true} is VALID [2022-04-28 12:31:43,309 INFO L290 TraceCheckUtils]: 105: Hoare triple {19068#true} assume !(0 == ~cond); {19068#true} is VALID [2022-04-28 12:31:43,310 INFO L290 TraceCheckUtils]: 106: Hoare triple {19068#true} assume true; {19068#true} is VALID [2022-04-28 12:31:43,310 INFO L284 TraceCheckUtils]: 107: Hoare quadruple {19068#true} {19336#(and (= (+ main_~y~0 (* (- 1) main_~b~0)) main_~c~0) (= main_~s~0 0) (not (<= main_~y~0 main_~x~0)) (= main_~p~0 0) (= main_~r~0 1) (= (+ (- 1) main_~k~0) 0) (= main_~b~0 main_~x~0) (= main_~q~0 1))} #97#return; {19336#(and (= (+ main_~y~0 (* (- 1) main_~b~0)) main_~c~0) (= main_~s~0 0) (not (<= main_~y~0 main_~x~0)) (= main_~p~0 0) (= main_~r~0 1) (= (+ (- 1) main_~k~0) 0) (= main_~b~0 main_~x~0) (= main_~q~0 1))} is VALID [2022-04-28 12:31:43,312 INFO L290 TraceCheckUtils]: 108: Hoare triple {19336#(and (= (+ main_~y~0 (* (- 1) main_~b~0)) main_~c~0) (= main_~s~0 0) (not (<= main_~y~0 main_~x~0)) (= main_~p~0 0) (= main_~r~0 1) (= (+ (- 1) main_~k~0) 0) (= main_~b~0 main_~x~0) (= main_~q~0 1))} assume !(~c~0 >= ~b~0); {19403#(and (= main_~x~0 (+ (* (- 1) main_~c~0) main_~y~0)) (= main_~s~0 0) (not (<= main_~y~0 main_~x~0)) (= main_~p~0 0) (not (<= main_~y~0 (* main_~c~0 2))) (= main_~r~0 1) (= (+ (- 1) main_~k~0) 0) (= main_~q~0 1))} is VALID [2022-04-28 12:31:43,313 INFO L290 TraceCheckUtils]: 109: Hoare triple {19403#(and (= main_~x~0 (+ (* (- 1) main_~c~0) main_~y~0)) (= main_~s~0 0) (not (<= main_~y~0 main_~x~0)) (= main_~p~0 0) (not (<= main_~y~0 (* main_~c~0 2))) (= main_~r~0 1) (= (+ (- 1) main_~k~0) 0) (= 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; {19407#(and (not (<= main_~y~0 main_~x~0)) (= main_~s~0 1) (not (<= (* main_~x~0 2) main_~y~0)) (= (+ (- 1) (* (- 1) main_~q~0)) 0) (= main_~b~0 (+ main_~y~0 (* (- 1) main_~x~0))))} is VALID [2022-04-28 12:31:43,314 INFO L290 TraceCheckUtils]: 110: Hoare triple {19407#(and (not (<= main_~y~0 main_~x~0)) (= main_~s~0 1) (not (<= (* main_~x~0 2) main_~y~0)) (= (+ (- 1) (* (- 1) main_~q~0)) 0) (= main_~b~0 (+ main_~y~0 (* (- 1) main_~x~0))))} assume !false; {19407#(and (not (<= main_~y~0 main_~x~0)) (= main_~s~0 1) (not (<= (* main_~x~0 2) main_~y~0)) (= (+ (- 1) (* (- 1) main_~q~0)) 0) (= main_~b~0 (+ main_~y~0 (* (- 1) main_~x~0))))} is VALID [2022-04-28 12:31:43,314 INFO L290 TraceCheckUtils]: 111: Hoare triple {19407#(and (not (<= main_~y~0 main_~x~0)) (= main_~s~0 1) (not (<= (* main_~x~0 2) main_~y~0)) (= (+ (- 1) (* (- 1) main_~q~0)) 0) (= main_~b~0 (+ main_~y~0 (* (- 1) main_~x~0))))} assume !!(0 != ~b~0);~c~0 := ~a~0;~k~0 := 0; {19407#(and (not (<= main_~y~0 main_~x~0)) (= main_~s~0 1) (not (<= (* main_~x~0 2) main_~y~0)) (= (+ (- 1) (* (- 1) main_~q~0)) 0) (= main_~b~0 (+ main_~y~0 (* (- 1) main_~x~0))))} is VALID [2022-04-28 12:31:43,315 INFO L290 TraceCheckUtils]: 112: Hoare triple {19407#(and (not (<= main_~y~0 main_~x~0)) (= main_~s~0 1) (not (<= (* main_~x~0 2) main_~y~0)) (= (+ (- 1) (* (- 1) main_~q~0)) 0) (= main_~b~0 (+ main_~y~0 (* (- 1) main_~x~0))))} assume !false; {19407#(and (not (<= main_~y~0 main_~x~0)) (= main_~s~0 1) (not (<= (* main_~x~0 2) main_~y~0)) (= (+ (- 1) (* (- 1) main_~q~0)) 0) (= main_~b~0 (+ main_~y~0 (* (- 1) main_~x~0))))} is VALID [2022-04-28 12:31:43,315 INFO L272 TraceCheckUtils]: 113: Hoare triple {19407#(and (not (<= main_~y~0 main_~x~0)) (= main_~s~0 1) (not (<= (* main_~x~0 2) main_~y~0)) (= (+ (- 1) (* (- 1) main_~q~0)) 0) (= main_~b~0 (+ main_~y~0 (* (- 1) main_~x~0))))} call __VERIFIER_assert((if ~a~0 == ~k~0 * ~b~0 + ~c~0 then 1 else 0)); {19068#true} is VALID [2022-04-28 12:31:43,315 INFO L290 TraceCheckUtils]: 114: Hoare triple {19068#true} ~cond := #in~cond; {19068#true} is VALID [2022-04-28 12:31:43,315 INFO L290 TraceCheckUtils]: 115: Hoare triple {19068#true} assume !(0 == ~cond); {19068#true} is VALID [2022-04-28 12:31:43,315 INFO L290 TraceCheckUtils]: 116: Hoare triple {19068#true} assume true; {19068#true} is VALID [2022-04-28 12:31:43,316 INFO L284 TraceCheckUtils]: 117: Hoare quadruple {19068#true} {19407#(and (not (<= main_~y~0 main_~x~0)) (= main_~s~0 1) (not (<= (* main_~x~0 2) main_~y~0)) (= (+ (- 1) (* (- 1) main_~q~0)) 0) (= main_~b~0 (+ main_~y~0 (* (- 1) main_~x~0))))} #91#return; {19407#(and (not (<= main_~y~0 main_~x~0)) (= main_~s~0 1) (not (<= (* main_~x~0 2) main_~y~0)) (= (+ (- 1) (* (- 1) main_~q~0)) 0) (= main_~b~0 (+ main_~y~0 (* (- 1) main_~x~0))))} is VALID [2022-04-28 12:31:43,316 INFO L272 TraceCheckUtils]: 118: Hoare triple {19407#(and (not (<= main_~y~0 main_~x~0)) (= main_~s~0 1) (not (<= (* main_~x~0 2) main_~y~0)) (= (+ (- 1) (* (- 1) main_~q~0)) 0) (= main_~b~0 (+ main_~y~0 (* (- 1) main_~x~0))))} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {19068#true} is VALID [2022-04-28 12:31:43,316 INFO L290 TraceCheckUtils]: 119: Hoare triple {19068#true} ~cond := #in~cond; {19068#true} is VALID [2022-04-28 12:31:43,316 INFO L290 TraceCheckUtils]: 120: Hoare triple {19068#true} assume !(0 == ~cond); {19068#true} is VALID [2022-04-28 12:31:43,316 INFO L290 TraceCheckUtils]: 121: Hoare triple {19068#true} assume true; {19068#true} is VALID [2022-04-28 12:31:43,317 INFO L284 TraceCheckUtils]: 122: Hoare quadruple {19068#true} {19407#(and (not (<= main_~y~0 main_~x~0)) (= main_~s~0 1) (not (<= (* main_~x~0 2) main_~y~0)) (= (+ (- 1) (* (- 1) main_~q~0)) 0) (= main_~b~0 (+ main_~y~0 (* (- 1) main_~x~0))))} #93#return; {19407#(and (not (<= main_~y~0 main_~x~0)) (= main_~s~0 1) (not (<= (* main_~x~0 2) main_~y~0)) (= (+ (- 1) (* (- 1) main_~q~0)) 0) (= main_~b~0 (+ main_~y~0 (* (- 1) main_~x~0))))} is VALID [2022-04-28 12:31:43,317 INFO L272 TraceCheckUtils]: 123: Hoare triple {19407#(and (not (<= main_~y~0 main_~x~0)) (= main_~s~0 1) (not (<= (* main_~x~0 2) main_~y~0)) (= (+ (- 1) (* (- 1) main_~q~0)) 0) (= main_~b~0 (+ main_~y~0 (* (- 1) main_~x~0))))} call __VERIFIER_assert((if ~b~0 == ~x~0 * ~q~0 + ~y~0 * ~s~0 then 1 else 0)); {19450#(<= 1 |__VERIFIER_assert_#in~cond|)} is VALID [2022-04-28 12:31:43,318 INFO L290 TraceCheckUtils]: 124: Hoare triple {19450#(<= 1 |__VERIFIER_assert_#in~cond|)} ~cond := #in~cond; {19454#(<= 1 __VERIFIER_assert_~cond)} is VALID [2022-04-28 12:31:43,318 INFO L290 TraceCheckUtils]: 125: Hoare triple {19454#(<= 1 __VERIFIER_assert_~cond)} assume 0 == ~cond; {19069#false} is VALID [2022-04-28 12:31:43,318 INFO L290 TraceCheckUtils]: 126: Hoare triple {19069#false} assume !false; {19069#false} is VALID [2022-04-28 12:31:43,319 INFO L134 CoverageAnalysis]: Checked inductivity of 489 backedges. 28 proven. 37 refuted. 0 times theorem prover too weak. 424 trivial. 0 not checked. [2022-04-28 12:31:43,319 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-28 12:31:44,918 INFO L290 TraceCheckUtils]: 126: Hoare triple {19069#false} assume !false; {19069#false} is VALID [2022-04-28 12:31:44,919 INFO L290 TraceCheckUtils]: 125: Hoare triple {19454#(<= 1 __VERIFIER_assert_~cond)} assume 0 == ~cond; {19069#false} is VALID [2022-04-28 12:31:44,919 INFO L290 TraceCheckUtils]: 124: Hoare triple {19450#(<= 1 |__VERIFIER_assert_#in~cond|)} ~cond := #in~cond; {19454#(<= 1 __VERIFIER_assert_~cond)} is VALID [2022-04-28 12:31:44,920 INFO L272 TraceCheckUtils]: 123: Hoare triple {19470#(= 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)); {19450#(<= 1 |__VERIFIER_assert_#in~cond|)} is VALID [2022-04-28 12:31:44,920 INFO L284 TraceCheckUtils]: 122: Hoare quadruple {19068#true} {19470#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} #93#return; {19470#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} is VALID [2022-04-28 12:31:44,920 INFO L290 TraceCheckUtils]: 121: Hoare triple {19068#true} assume true; {19068#true} is VALID [2022-04-28 12:31:44,920 INFO L290 TraceCheckUtils]: 120: Hoare triple {19068#true} assume !(0 == ~cond); {19068#true} is VALID [2022-04-28 12:31:44,920 INFO L290 TraceCheckUtils]: 119: Hoare triple {19068#true} ~cond := #in~cond; {19068#true} is VALID [2022-04-28 12:31:44,921 INFO L272 TraceCheckUtils]: 118: Hoare triple {19470#(= 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)); {19068#true} is VALID [2022-04-28 12:31:44,921 INFO L284 TraceCheckUtils]: 117: Hoare quadruple {19068#true} {19470#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} #91#return; {19470#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} is VALID [2022-04-28 12:31:44,921 INFO L290 TraceCheckUtils]: 116: Hoare triple {19068#true} assume true; {19068#true} is VALID [2022-04-28 12:31:44,921 INFO L290 TraceCheckUtils]: 115: Hoare triple {19068#true} assume !(0 == ~cond); {19068#true} is VALID [2022-04-28 12:31:44,921 INFO L290 TraceCheckUtils]: 114: Hoare triple {19068#true} ~cond := #in~cond; {19068#true} is VALID [2022-04-28 12:31:44,921 INFO L272 TraceCheckUtils]: 113: Hoare triple {19470#(= 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)); {19068#true} is VALID [2022-04-28 12:31:44,922 INFO L290 TraceCheckUtils]: 112: Hoare triple {19470#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} assume !false; {19470#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} is VALID [2022-04-28 12:31:44,922 INFO L290 TraceCheckUtils]: 111: Hoare triple {19470#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} assume !!(0 != ~b~0);~c~0 := ~a~0;~k~0 := 0; {19470#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} is VALID [2022-04-28 12:31:44,922 INFO L290 TraceCheckUtils]: 110: Hoare triple {19470#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} assume !false; {19470#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} is VALID [2022-04-28 12:31:46,924 WARN L290 TraceCheckUtils]: 109: Hoare triple {19513#(= (+ (* (+ (* (* 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; {19470#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} is UNKNOWN [2022-04-28 12:31:46,925 INFO L290 TraceCheckUtils]: 108: Hoare triple {19517#(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) (<= main_~b~0 main_~c~0))} assume !(~c~0 >= ~b~0); {19513#(= (+ (* (+ (* (* 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 [2022-04-28 12:31:46,925 INFO L284 TraceCheckUtils]: 107: Hoare quadruple {19068#true} {19517#(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) (<= main_~b~0 main_~c~0))} #97#return; {19517#(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) (<= main_~b~0 main_~c~0))} is VALID [2022-04-28 12:31:46,926 INFO L290 TraceCheckUtils]: 106: Hoare triple {19068#true} assume true; {19068#true} is VALID [2022-04-28 12:31:46,926 INFO L290 TraceCheckUtils]: 105: Hoare triple {19068#true} assume !(0 == ~cond); {19068#true} is VALID [2022-04-28 12:31:46,926 INFO L290 TraceCheckUtils]: 104: Hoare triple {19068#true} ~cond := #in~cond; {19068#true} is VALID [2022-04-28 12:31:46,926 INFO L272 TraceCheckUtils]: 103: Hoare triple {19517#(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) (<= main_~b~0 main_~c~0))} call __VERIFIER_assert((if 0 == ~q~0 * ~xy~0 + ~s~0 * ~yy~0 - ~q~0 * ~x~0 - ~b~0 * ~y~0 - ~s~0 * ~y~0 + ~b~0 then 1 else 0)); {19068#true} is VALID [2022-04-28 12:31:46,926 INFO L284 TraceCheckUtils]: 102: Hoare quadruple {19068#true} {19517#(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) (<= main_~b~0 main_~c~0))} #95#return; {19517#(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) (<= main_~b~0 main_~c~0))} is VALID [2022-04-28 12:31:46,926 INFO L290 TraceCheckUtils]: 101: Hoare triple {19068#true} assume true; {19068#true} is VALID [2022-04-28 12:31:46,927 INFO L290 TraceCheckUtils]: 100: Hoare triple {19068#true} assume !(0 == ~cond); {19068#true} is VALID [2022-04-28 12:31:46,927 INFO L290 TraceCheckUtils]: 99: Hoare triple {19068#true} ~cond := #in~cond; {19068#true} is VALID [2022-04-28 12:31:46,927 INFO L272 TraceCheckUtils]: 98: Hoare triple {19517#(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) (<= main_~b~0 main_~c~0))} call __VERIFIER_assert((if ~b~0 == ~x~0 * ~q~0 + ~y~0 * ~s~0 then 1 else 0)); {19068#true} is VALID [2022-04-28 12:31:46,927 INFO L284 TraceCheckUtils]: 97: Hoare quadruple {19068#true} {19517#(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) (<= main_~b~0 main_~c~0))} #93#return; {19517#(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) (<= main_~b~0 main_~c~0))} is VALID [2022-04-28 12:31:46,927 INFO L290 TraceCheckUtils]: 96: Hoare triple {19068#true} assume true; {19068#true} is VALID [2022-04-28 12:31:46,928 INFO L290 TraceCheckUtils]: 95: Hoare triple {19068#true} assume !(0 == ~cond); {19068#true} is VALID [2022-04-28 12:31:46,928 INFO L290 TraceCheckUtils]: 94: Hoare triple {19068#true} ~cond := #in~cond; {19068#true} is VALID [2022-04-28 12:31:46,928 INFO L272 TraceCheckUtils]: 93: Hoare triple {19517#(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) (<= main_~b~0 main_~c~0))} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {19068#true} is VALID [2022-04-28 12:31:46,928 INFO L284 TraceCheckUtils]: 92: Hoare quadruple {19068#true} {19517#(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) (<= main_~b~0 main_~c~0))} #91#return; {19517#(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) (<= main_~b~0 main_~c~0))} is VALID [2022-04-28 12:31:46,928 INFO L290 TraceCheckUtils]: 91: Hoare triple {19068#true} assume true; {19068#true} is VALID [2022-04-28 12:31:46,928 INFO L290 TraceCheckUtils]: 90: Hoare triple {19068#true} assume !(0 == ~cond); {19068#true} is VALID [2022-04-28 12:31:46,929 INFO L290 TraceCheckUtils]: 89: Hoare triple {19068#true} ~cond := #in~cond; {19068#true} is VALID [2022-04-28 12:31:46,929 INFO L272 TraceCheckUtils]: 88: Hoare triple {19517#(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) (<= main_~b~0 main_~c~0))} call __VERIFIER_assert((if ~a~0 == ~k~0 * ~b~0 + ~c~0 then 1 else 0)); {19068#true} is VALID [2022-04-28 12:31:46,929 INFO L290 TraceCheckUtils]: 87: Hoare triple {19517#(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) (<= main_~b~0 main_~c~0))} assume !false; {19517#(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) (<= main_~b~0 main_~c~0))} is VALID [2022-04-28 12:31:47,062 INFO L290 TraceCheckUtils]: 86: Hoare triple {19584#(or (<= (* main_~b~0 2) main_~c~0) (= (+ (* 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))))} assume !!(~c~0 >= ~b~0);~c~0 := ~c~0 - ~b~0;~k~0 := 1 + ~k~0; {19517#(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) (<= main_~b~0 main_~c~0))} is VALID [2022-04-28 12:31:47,063 INFO L284 TraceCheckUtils]: 85: Hoare quadruple {19068#true} {19584#(or (<= (* main_~b~0 2) main_~c~0) (= (+ (* 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))))} #97#return; {19584#(or (<= (* main_~b~0 2) main_~c~0) (= (+ (* 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))))} is VALID [2022-04-28 12:31:47,063 INFO L290 TraceCheckUtils]: 84: Hoare triple {19068#true} assume true; {19068#true} is VALID [2022-04-28 12:31:47,063 INFO L290 TraceCheckUtils]: 83: Hoare triple {19068#true} assume !(0 == ~cond); {19068#true} is VALID [2022-04-28 12:31:47,063 INFO L290 TraceCheckUtils]: 82: Hoare triple {19068#true} ~cond := #in~cond; {19068#true} is VALID [2022-04-28 12:31:47,063 INFO L272 TraceCheckUtils]: 81: Hoare triple {19584#(or (<= (* main_~b~0 2) main_~c~0) (= (+ (* 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))))} call __VERIFIER_assert((if 0 == ~q~0 * ~xy~0 + ~s~0 * ~yy~0 - ~q~0 * ~x~0 - ~b~0 * ~y~0 - ~s~0 * ~y~0 + ~b~0 then 1 else 0)); {19068#true} is VALID [2022-04-28 12:31:47,064 INFO L284 TraceCheckUtils]: 80: Hoare quadruple {19068#true} {19584#(or (<= (* main_~b~0 2) main_~c~0) (= (+ (* 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))))} #95#return; {19584#(or (<= (* main_~b~0 2) main_~c~0) (= (+ (* 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))))} is VALID [2022-04-28 12:31:47,064 INFO L290 TraceCheckUtils]: 79: Hoare triple {19068#true} assume true; {19068#true} is VALID [2022-04-28 12:31:47,064 INFO L290 TraceCheckUtils]: 78: Hoare triple {19068#true} assume !(0 == ~cond); {19068#true} is VALID [2022-04-28 12:31:47,064 INFO L290 TraceCheckUtils]: 77: Hoare triple {19068#true} ~cond := #in~cond; {19068#true} is VALID [2022-04-28 12:31:47,064 INFO L272 TraceCheckUtils]: 76: Hoare triple {19584#(or (<= (* main_~b~0 2) main_~c~0) (= (+ (* 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))))} call __VERIFIER_assert((if ~b~0 == ~x~0 * ~q~0 + ~y~0 * ~s~0 then 1 else 0)); {19068#true} is VALID [2022-04-28 12:31:47,065 INFO L284 TraceCheckUtils]: 75: Hoare quadruple {19068#true} {19584#(or (<= (* main_~b~0 2) main_~c~0) (= (+ (* 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))))} #93#return; {19584#(or (<= (* main_~b~0 2) main_~c~0) (= (+ (* 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))))} is VALID [2022-04-28 12:31:47,065 INFO L290 TraceCheckUtils]: 74: Hoare triple {19068#true} assume true; {19068#true} is VALID [2022-04-28 12:31:47,065 INFO L290 TraceCheckUtils]: 73: Hoare triple {19068#true} assume !(0 == ~cond); {19068#true} is VALID [2022-04-28 12:31:47,065 INFO L290 TraceCheckUtils]: 72: Hoare triple {19068#true} ~cond := #in~cond; {19068#true} is VALID [2022-04-28 12:31:47,065 INFO L272 TraceCheckUtils]: 71: Hoare triple {19584#(or (<= (* main_~b~0 2) main_~c~0) (= (+ (* 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))))} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {19068#true} is VALID [2022-04-28 12:31:47,066 INFO L284 TraceCheckUtils]: 70: Hoare quadruple {19068#true} {19584#(or (<= (* main_~b~0 2) main_~c~0) (= (+ (* 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))))} #91#return; {19584#(or (<= (* main_~b~0 2) main_~c~0) (= (+ (* 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))))} is VALID [2022-04-28 12:31:47,066 INFO L290 TraceCheckUtils]: 69: Hoare triple {19068#true} assume true; {19068#true} is VALID [2022-04-28 12:31:47,066 INFO L290 TraceCheckUtils]: 68: Hoare triple {19068#true} assume !(0 == ~cond); {19068#true} is VALID [2022-04-28 12:31:47,066 INFO L290 TraceCheckUtils]: 67: Hoare triple {19068#true} ~cond := #in~cond; {19068#true} is VALID [2022-04-28 12:31:47,066 INFO L272 TraceCheckUtils]: 66: Hoare triple {19584#(or (<= (* main_~b~0 2) main_~c~0) (= (+ (* 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))))} call __VERIFIER_assert((if ~a~0 == ~k~0 * ~b~0 + ~c~0 then 1 else 0)); {19068#true} is VALID [2022-04-28 12:31:47,066 INFO L290 TraceCheckUtils]: 65: Hoare triple {19584#(or (<= (* main_~b~0 2) main_~c~0) (= (+ (* 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))))} assume !false; {19584#(or (<= (* main_~b~0 2) main_~c~0) (= (+ (* 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))))} is VALID [2022-04-28 12:31:47,067 INFO L290 TraceCheckUtils]: 64: Hoare triple {19651#(or (= (+ main_~a~0 (* (- 1) main_~b~0)) (+ (* (+ main_~r~0 (* (- 1) main_~s~0)) main_~y~0) (* main_~x~0 (+ main_~p~0 (* (- 1) main_~q~0))))) (<= (* main_~b~0 2) main_~a~0))} assume !!(0 != ~b~0);~c~0 := ~a~0;~k~0 := 0; {19584#(or (<= (* main_~b~0 2) main_~c~0) (= (+ (* 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))))} is VALID [2022-04-28 12:31:47,067 INFO L290 TraceCheckUtils]: 63: Hoare triple {19651#(or (= (+ main_~a~0 (* (- 1) main_~b~0)) (+ (* (+ main_~r~0 (* (- 1) main_~s~0)) main_~y~0) (* main_~x~0 (+ main_~p~0 (* (- 1) main_~q~0))))) (<= (* main_~b~0 2) main_~a~0))} assume !false; {19651#(or (= (+ main_~a~0 (* (- 1) main_~b~0)) (+ (* (+ main_~r~0 (* (- 1) main_~s~0)) main_~y~0) (* main_~x~0 (+ main_~p~0 (* (- 1) main_~q~0))))) (<= (* main_~b~0 2) main_~a~0))} is VALID [2022-04-28 12:31:47,283 INFO L290 TraceCheckUtils]: 62: Hoare triple {19658#(or (<= (* main_~c~0 2) main_~b~0) (= (+ (* main_~x~0 (+ main_~q~0 (* (- 1) (* (- 1) main_~q~0 main_~k~0)) (* (- 1) main_~p~0))) (* (+ (* main_~k~0 main_~s~0) main_~s~0 (* (- 1) main_~r~0)) main_~y~0)) (+ (* (- 1) 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; {19651#(or (= (+ main_~a~0 (* (- 1) main_~b~0)) (+ (* (+ main_~r~0 (* (- 1) main_~s~0)) main_~y~0) (* main_~x~0 (+ main_~p~0 (* (- 1) main_~q~0))))) (<= (* main_~b~0 2) main_~a~0))} is VALID [2022-04-28 12:31:47,283 INFO L290 TraceCheckUtils]: 61: Hoare triple {19662#(or (<= (* main_~c~0 2) main_~b~0) (= (+ (* main_~x~0 (+ main_~q~0 (* (- 1) (* (- 1) main_~q~0 main_~k~0)) (* (- 1) main_~p~0))) (* (+ (* main_~k~0 main_~s~0) main_~s~0 (* (- 1) main_~r~0)) main_~y~0)) (+ (* (- 1) main_~c~0) main_~b~0)) (<= main_~b~0 main_~c~0))} assume !(~c~0 >= ~b~0); {19658#(or (<= (* main_~c~0 2) main_~b~0) (= (+ (* main_~x~0 (+ main_~q~0 (* (- 1) (* (- 1) main_~q~0 main_~k~0)) (* (- 1) main_~p~0))) (* (+ (* main_~k~0 main_~s~0) main_~s~0 (* (- 1) main_~r~0)) main_~y~0)) (+ (* (- 1) main_~c~0) main_~b~0)))} is VALID [2022-04-28 12:31:47,284 INFO L284 TraceCheckUtils]: 60: Hoare quadruple {19068#true} {19662#(or (<= (* main_~c~0 2) main_~b~0) (= (+ (* main_~x~0 (+ main_~q~0 (* (- 1) (* (- 1) main_~q~0 main_~k~0)) (* (- 1) main_~p~0))) (* (+ (* main_~k~0 main_~s~0) main_~s~0 (* (- 1) main_~r~0)) main_~y~0)) (+ (* (- 1) main_~c~0) main_~b~0)) (<= main_~b~0 main_~c~0))} #97#return; {19662#(or (<= (* main_~c~0 2) main_~b~0) (= (+ (* main_~x~0 (+ main_~q~0 (* (- 1) (* (- 1) main_~q~0 main_~k~0)) (* (- 1) main_~p~0))) (* (+ (* main_~k~0 main_~s~0) main_~s~0 (* (- 1) main_~r~0)) main_~y~0)) (+ (* (- 1) main_~c~0) main_~b~0)) (<= main_~b~0 main_~c~0))} is VALID [2022-04-28 12:31:47,284 INFO L290 TraceCheckUtils]: 59: Hoare triple {19068#true} assume true; {19068#true} is VALID [2022-04-28 12:31:47,284 INFO L290 TraceCheckUtils]: 58: Hoare triple {19068#true} assume !(0 == ~cond); {19068#true} is VALID [2022-04-28 12:31:47,284 INFO L290 TraceCheckUtils]: 57: Hoare triple {19068#true} ~cond := #in~cond; {19068#true} is VALID [2022-04-28 12:31:47,285 INFO L272 TraceCheckUtils]: 56: Hoare triple {19662#(or (<= (* main_~c~0 2) main_~b~0) (= (+ (* main_~x~0 (+ main_~q~0 (* (- 1) (* (- 1) main_~q~0 main_~k~0)) (* (- 1) main_~p~0))) (* (+ (* main_~k~0 main_~s~0) main_~s~0 (* (- 1) main_~r~0)) main_~y~0)) (+ (* (- 1) main_~c~0) main_~b~0)) (<= main_~b~0 main_~c~0))} call __VERIFIER_assert((if 0 == ~q~0 * ~xy~0 + ~s~0 * ~yy~0 - ~q~0 * ~x~0 - ~b~0 * ~y~0 - ~s~0 * ~y~0 + ~b~0 then 1 else 0)); {19068#true} is VALID [2022-04-28 12:31:47,285 INFO L284 TraceCheckUtils]: 55: Hoare quadruple {19068#true} {19662#(or (<= (* main_~c~0 2) main_~b~0) (= (+ (* main_~x~0 (+ main_~q~0 (* (- 1) (* (- 1) main_~q~0 main_~k~0)) (* (- 1) main_~p~0))) (* (+ (* main_~k~0 main_~s~0) main_~s~0 (* (- 1) main_~r~0)) main_~y~0)) (+ (* (- 1) main_~c~0) main_~b~0)) (<= main_~b~0 main_~c~0))} #95#return; {19662#(or (<= (* main_~c~0 2) main_~b~0) (= (+ (* main_~x~0 (+ main_~q~0 (* (- 1) (* (- 1) main_~q~0 main_~k~0)) (* (- 1) main_~p~0))) (* (+ (* main_~k~0 main_~s~0) main_~s~0 (* (- 1) main_~r~0)) main_~y~0)) (+ (* (- 1) main_~c~0) main_~b~0)) (<= main_~b~0 main_~c~0))} is VALID [2022-04-28 12:31:47,285 INFO L290 TraceCheckUtils]: 54: Hoare triple {19068#true} assume true; {19068#true} is VALID [2022-04-28 12:31:47,285 INFO L290 TraceCheckUtils]: 53: Hoare triple {19068#true} assume !(0 == ~cond); {19068#true} is VALID [2022-04-28 12:31:47,285 INFO L290 TraceCheckUtils]: 52: Hoare triple {19068#true} ~cond := #in~cond; {19068#true} is VALID [2022-04-28 12:31:47,285 INFO L272 TraceCheckUtils]: 51: Hoare triple {19662#(or (<= (* main_~c~0 2) main_~b~0) (= (+ (* main_~x~0 (+ main_~q~0 (* (- 1) (* (- 1) main_~q~0 main_~k~0)) (* (- 1) main_~p~0))) (* (+ (* main_~k~0 main_~s~0) main_~s~0 (* (- 1) main_~r~0)) main_~y~0)) (+ (* (- 1) main_~c~0) main_~b~0)) (<= main_~b~0 main_~c~0))} call __VERIFIER_assert((if ~b~0 == ~x~0 * ~q~0 + ~y~0 * ~s~0 then 1 else 0)); {19068#true} is VALID [2022-04-28 12:31:47,286 INFO L284 TraceCheckUtils]: 50: Hoare quadruple {19068#true} {19662#(or (<= (* main_~c~0 2) main_~b~0) (= (+ (* main_~x~0 (+ main_~q~0 (* (- 1) (* (- 1) main_~q~0 main_~k~0)) (* (- 1) main_~p~0))) (* (+ (* main_~k~0 main_~s~0) main_~s~0 (* (- 1) main_~r~0)) main_~y~0)) (+ (* (- 1) main_~c~0) main_~b~0)) (<= main_~b~0 main_~c~0))} #93#return; {19662#(or (<= (* main_~c~0 2) main_~b~0) (= (+ (* main_~x~0 (+ main_~q~0 (* (- 1) (* (- 1) main_~q~0 main_~k~0)) (* (- 1) main_~p~0))) (* (+ (* main_~k~0 main_~s~0) main_~s~0 (* (- 1) main_~r~0)) main_~y~0)) (+ (* (- 1) main_~c~0) main_~b~0)) (<= main_~b~0 main_~c~0))} is VALID [2022-04-28 12:31:47,286 INFO L290 TraceCheckUtils]: 49: Hoare triple {19068#true} assume true; {19068#true} is VALID [2022-04-28 12:31:47,286 INFO L290 TraceCheckUtils]: 48: Hoare triple {19068#true} assume !(0 == ~cond); {19068#true} is VALID [2022-04-28 12:31:47,286 INFO L290 TraceCheckUtils]: 47: Hoare triple {19068#true} ~cond := #in~cond; {19068#true} is VALID [2022-04-28 12:31:47,286 INFO L272 TraceCheckUtils]: 46: Hoare triple {19662#(or (<= (* main_~c~0 2) main_~b~0) (= (+ (* main_~x~0 (+ main_~q~0 (* (- 1) (* (- 1) main_~q~0 main_~k~0)) (* (- 1) main_~p~0))) (* (+ (* main_~k~0 main_~s~0) main_~s~0 (* (- 1) main_~r~0)) main_~y~0)) (+ (* (- 1) main_~c~0) main_~b~0)) (<= main_~b~0 main_~c~0))} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {19068#true} is VALID [2022-04-28 12:31:47,287 INFO L284 TraceCheckUtils]: 45: Hoare quadruple {19068#true} {19662#(or (<= (* main_~c~0 2) main_~b~0) (= (+ (* main_~x~0 (+ main_~q~0 (* (- 1) (* (- 1) main_~q~0 main_~k~0)) (* (- 1) main_~p~0))) (* (+ (* main_~k~0 main_~s~0) main_~s~0 (* (- 1) main_~r~0)) main_~y~0)) (+ (* (- 1) main_~c~0) main_~b~0)) (<= main_~b~0 main_~c~0))} #91#return; {19662#(or (<= (* main_~c~0 2) main_~b~0) (= (+ (* main_~x~0 (+ main_~q~0 (* (- 1) (* (- 1) main_~q~0 main_~k~0)) (* (- 1) main_~p~0))) (* (+ (* main_~k~0 main_~s~0) main_~s~0 (* (- 1) main_~r~0)) main_~y~0)) (+ (* (- 1) main_~c~0) main_~b~0)) (<= main_~b~0 main_~c~0))} is VALID [2022-04-28 12:31:47,287 INFO L290 TraceCheckUtils]: 44: Hoare triple {19068#true} assume true; {19068#true} is VALID [2022-04-28 12:31:47,287 INFO L290 TraceCheckUtils]: 43: Hoare triple {19068#true} assume !(0 == ~cond); {19068#true} is VALID [2022-04-28 12:31:47,287 INFO L290 TraceCheckUtils]: 42: Hoare triple {19068#true} ~cond := #in~cond; {19068#true} is VALID [2022-04-28 12:31:47,287 INFO L272 TraceCheckUtils]: 41: Hoare triple {19662#(or (<= (* main_~c~0 2) main_~b~0) (= (+ (* main_~x~0 (+ main_~q~0 (* (- 1) (* (- 1) main_~q~0 main_~k~0)) (* (- 1) main_~p~0))) (* (+ (* main_~k~0 main_~s~0) main_~s~0 (* (- 1) main_~r~0)) main_~y~0)) (+ (* (- 1) main_~c~0) main_~b~0)) (<= main_~b~0 main_~c~0))} call __VERIFIER_assert((if ~a~0 == ~k~0 * ~b~0 + ~c~0 then 1 else 0)); {19068#true} is VALID [2022-04-28 12:31:47,288 INFO L290 TraceCheckUtils]: 40: Hoare triple {19662#(or (<= (* main_~c~0 2) main_~b~0) (= (+ (* main_~x~0 (+ main_~q~0 (* (- 1) (* (- 1) main_~q~0 main_~k~0)) (* (- 1) main_~p~0))) (* (+ (* main_~k~0 main_~s~0) main_~s~0 (* (- 1) main_~r~0)) main_~y~0)) (+ (* (- 1) main_~c~0) main_~b~0)) (<= main_~b~0 main_~c~0))} assume !false; {19662#(or (<= (* main_~c~0 2) main_~b~0) (= (+ (* main_~x~0 (+ main_~q~0 (* (- 1) (* (- 1) main_~q~0 main_~k~0)) (* (- 1) main_~p~0))) (* (+ (* main_~k~0 main_~s~0) main_~s~0 (* (- 1) main_~r~0)) main_~y~0)) (+ (* (- 1) main_~c~0) main_~b~0)) (<= main_~b~0 main_~c~0))} is VALID [2022-04-28 12:31:47,288 INFO L290 TraceCheckUtils]: 39: Hoare triple {19729#(or (<= main_~b~0 main_~a~0) (<= (* main_~a~0 2) main_~b~0) (= (+ (* (+ main_~s~0 (* (- 1) main_~r~0)) main_~y~0) (* main_~x~0 (+ main_~q~0 (* (- 1) main_~p~0)))) (+ (* (- 1) main_~a~0) main_~b~0)))} assume !!(0 != ~b~0);~c~0 := ~a~0;~k~0 := 0; {19662#(or (<= (* main_~c~0 2) main_~b~0) (= (+ (* main_~x~0 (+ main_~q~0 (* (- 1) (* (- 1) main_~q~0 main_~k~0)) (* (- 1) main_~p~0))) (* (+ (* main_~k~0 main_~s~0) main_~s~0 (* (- 1) main_~r~0)) main_~y~0)) (+ (* (- 1) main_~c~0) main_~b~0)) (<= main_~b~0 main_~c~0))} is VALID [2022-04-28 12:31:47,289 INFO L290 TraceCheckUtils]: 38: Hoare triple {19729#(or (<= main_~b~0 main_~a~0) (<= (* main_~a~0 2) main_~b~0) (= (+ (* (+ main_~s~0 (* (- 1) main_~r~0)) main_~y~0) (* main_~x~0 (+ main_~q~0 (* (- 1) main_~p~0)))) (+ (* (- 1) main_~a~0) main_~b~0)))} assume !false; {19729#(or (<= main_~b~0 main_~a~0) (<= (* main_~a~0 2) main_~b~0) (= (+ (* (+ main_~s~0 (* (- 1) main_~r~0)) main_~y~0) (* main_~x~0 (+ main_~q~0 (* (- 1) main_~p~0)))) (+ (* (- 1) main_~a~0) main_~b~0)))} is VALID [2022-04-28 12:31:47,289 INFO L284 TraceCheckUtils]: 37: Hoare quadruple {19068#true} {19729#(or (<= main_~b~0 main_~a~0) (<= (* main_~a~0 2) main_~b~0) (= (+ (* (+ main_~s~0 (* (- 1) main_~r~0)) main_~y~0) (* main_~x~0 (+ main_~q~0 (* (- 1) main_~p~0)))) (+ (* (- 1) main_~a~0) main_~b~0)))} #89#return; {19729#(or (<= main_~b~0 main_~a~0) (<= (* main_~a~0 2) main_~b~0) (= (+ (* (+ main_~s~0 (* (- 1) main_~r~0)) main_~y~0) (* main_~x~0 (+ main_~q~0 (* (- 1) main_~p~0)))) (+ (* (- 1) main_~a~0) main_~b~0)))} is VALID [2022-04-28 12:31:47,289 INFO L290 TraceCheckUtils]: 36: Hoare triple {19068#true} assume true; {19068#true} is VALID [2022-04-28 12:31:47,290 INFO L290 TraceCheckUtils]: 35: Hoare triple {19068#true} assume !(0 == ~cond); {19068#true} is VALID [2022-04-28 12:31:47,290 INFO L290 TraceCheckUtils]: 34: Hoare triple {19068#true} ~cond := #in~cond; {19068#true} is VALID [2022-04-28 12:31:47,290 INFO L272 TraceCheckUtils]: 33: Hoare triple {19729#(or (<= main_~b~0 main_~a~0) (<= (* main_~a~0 2) main_~b~0) (= (+ (* (+ main_~s~0 (* (- 1) main_~r~0)) main_~y~0) (* main_~x~0 (+ main_~q~0 (* (- 1) main_~p~0)))) (+ (* (- 1) main_~a~0) main_~b~0)))} call assume_abort_if_not((if ~yy~0 < 2147483647 then 1 else 0)); {19068#true} is VALID [2022-04-28 12:31:47,290 INFO L284 TraceCheckUtils]: 32: Hoare quadruple {19068#true} {19729#(or (<= main_~b~0 main_~a~0) (<= (* main_~a~0 2) main_~b~0) (= (+ (* (+ main_~s~0 (* (- 1) main_~r~0)) main_~y~0) (* main_~x~0 (+ main_~q~0 (* (- 1) main_~p~0)))) (+ (* (- 1) main_~a~0) main_~b~0)))} #87#return; {19729#(or (<= main_~b~0 main_~a~0) (<= (* main_~a~0 2) main_~b~0) (= (+ (* (+ main_~s~0 (* (- 1) main_~r~0)) main_~y~0) (* main_~x~0 (+ main_~q~0 (* (- 1) main_~p~0)))) (+ (* (- 1) main_~a~0) main_~b~0)))} is VALID [2022-04-28 12:31:47,290 INFO L290 TraceCheckUtils]: 31: Hoare triple {19068#true} assume true; {19068#true} is VALID [2022-04-28 12:31:47,290 INFO L290 TraceCheckUtils]: 30: Hoare triple {19068#true} assume !(0 == ~cond); {19068#true} is VALID [2022-04-28 12:31:47,290 INFO L290 TraceCheckUtils]: 29: Hoare triple {19068#true} ~cond := #in~cond; {19068#true} is VALID [2022-04-28 12:31:47,291 INFO L272 TraceCheckUtils]: 28: Hoare triple {19729#(or (<= main_~b~0 main_~a~0) (<= (* main_~a~0 2) main_~b~0) (= (+ (* (+ main_~s~0 (* (- 1) main_~r~0)) main_~y~0) (* main_~x~0 (+ main_~q~0 (* (- 1) main_~p~0)))) (+ (* (- 1) main_~a~0) main_~b~0)))} call assume_abort_if_not((if ~xy~0 < 2147483647 then 1 else 0)); {19068#true} is VALID [2022-04-28 12:31:47,291 INFO L290 TraceCheckUtils]: 27: Hoare triple {19068#true} ~a~0 := ~x~0;~b~0 := ~y~0;~p~0 := 1;~q~0 := 0;~r~0 := 0;~s~0 := 1;~c~0 := 0;~k~0 := 0;~xy~0 := ~x~0 * ~y~0;~yy~0 := ~y~0 * ~y~0; {19729#(or (<= main_~b~0 main_~a~0) (<= (* main_~a~0 2) main_~b~0) (= (+ (* (+ main_~s~0 (* (- 1) main_~r~0)) main_~y~0) (* main_~x~0 (+ main_~q~0 (* (- 1) main_~p~0)))) (+ (* (- 1) main_~a~0) main_~b~0)))} is VALID [2022-04-28 12:31:47,291 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {19068#true} {19068#true} #85#return; {19068#true} is VALID [2022-04-28 12:31:47,291 INFO L290 TraceCheckUtils]: 25: Hoare triple {19068#true} assume true; {19068#true} is VALID [2022-04-28 12:31:47,291 INFO L290 TraceCheckUtils]: 24: Hoare triple {19068#true} assume !(0 == ~cond); {19068#true} is VALID [2022-04-28 12:31:47,291 INFO L290 TraceCheckUtils]: 23: Hoare triple {19068#true} ~cond := #in~cond; {19068#true} is VALID [2022-04-28 12:31:47,291 INFO L272 TraceCheckUtils]: 22: Hoare triple {19068#true} call assume_abort_if_not((if ~y~0 >= 1 then 1 else 0)); {19068#true} is VALID [2022-04-28 12:31:47,291 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {19068#true} {19068#true} #83#return; {19068#true} is VALID [2022-04-28 12:31:47,292 INFO L290 TraceCheckUtils]: 20: Hoare triple {19068#true} assume true; {19068#true} is VALID [2022-04-28 12:31:47,292 INFO L290 TraceCheckUtils]: 19: Hoare triple {19068#true} assume !(0 == ~cond); {19068#true} is VALID [2022-04-28 12:31:47,292 INFO L290 TraceCheckUtils]: 18: Hoare triple {19068#true} ~cond := #in~cond; {19068#true} is VALID [2022-04-28 12:31:47,292 INFO L272 TraceCheckUtils]: 17: Hoare triple {19068#true} call assume_abort_if_not((if ~x~0 >= 1 then 1 else 0)); {19068#true} is VALID [2022-04-28 12:31:47,292 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {19068#true} {19068#true} #81#return; {19068#true} is VALID [2022-04-28 12:31:47,292 INFO L290 TraceCheckUtils]: 15: Hoare triple {19068#true} assume true; {19068#true} is VALID [2022-04-28 12:31:47,292 INFO L290 TraceCheckUtils]: 14: Hoare triple {19068#true} assume !(0 == ~cond); {19068#true} is VALID [2022-04-28 12:31:47,292 INFO L290 TraceCheckUtils]: 13: Hoare triple {19068#true} ~cond := #in~cond; {19068#true} is VALID [2022-04-28 12:31:47,292 INFO L272 TraceCheckUtils]: 12: Hoare triple {19068#true} call assume_abort_if_not((if ~y~0 >= 0 && ~y~0 <= 5 then 1 else 0)); {19068#true} is VALID [2022-04-28 12:31:47,292 INFO L290 TraceCheckUtils]: 11: Hoare triple {19068#true} assume -2147483648 <= #t~nondet5 && #t~nondet5 <= 2147483647;~y~0 := #t~nondet5;havoc #t~nondet5; {19068#true} is VALID [2022-04-28 12:31:47,292 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {19068#true} {19068#true} #79#return; {19068#true} is VALID [2022-04-28 12:31:47,292 INFO L290 TraceCheckUtils]: 9: Hoare triple {19068#true} assume true; {19068#true} is VALID [2022-04-28 12:31:47,292 INFO L290 TraceCheckUtils]: 8: Hoare triple {19068#true} assume !(0 == ~cond); {19068#true} is VALID [2022-04-28 12:31:47,292 INFO L290 TraceCheckUtils]: 7: Hoare triple {19068#true} ~cond := #in~cond; {19068#true} is VALID [2022-04-28 12:31:47,293 INFO L272 TraceCheckUtils]: 6: Hoare triple {19068#true} call assume_abort_if_not((if ~x~0 >= 0 && ~x~0 <= 5 then 1 else 0)); {19068#true} is VALID [2022-04-28 12:31:47,293 INFO L290 TraceCheckUtils]: 5: Hoare triple {19068#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;havoc ~c~0;havoc ~k~0;havoc ~xy~0;havoc ~yy~0;assume -2147483648 <= #t~nondet4 && #t~nondet4 <= 2147483647;~x~0 := #t~nondet4;havoc #t~nondet4; {19068#true} is VALID [2022-04-28 12:31:47,293 INFO L272 TraceCheckUtils]: 4: Hoare triple {19068#true} call #t~ret6 := main(); {19068#true} is VALID [2022-04-28 12:31:47,293 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {19068#true} {19068#true} #103#return; {19068#true} is VALID [2022-04-28 12:31:47,293 INFO L290 TraceCheckUtils]: 2: Hoare triple {19068#true} assume true; {19068#true} is VALID [2022-04-28 12:31:47,293 INFO L290 TraceCheckUtils]: 1: Hoare triple {19068#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); {19068#true} is VALID [2022-04-28 12:31:47,293 INFO L272 TraceCheckUtils]: 0: Hoare triple {19068#true} call ULTIMATE.init(); {19068#true} is VALID [2022-04-28 12:31:47,293 INFO L134 CoverageAnalysis]: Checked inductivity of 489 backedges. 36 proven. 29 refuted. 0 times theorem prover too weak. 424 trivial. 0 not checked. [2022-04-28 12:31:47,294 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-28 12:31:47,294 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1422771037] [2022-04-28 12:31:47,294 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-04-28 12:31:47,294 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2107246206] [2022-04-28 12:31:47,294 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2107246206] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-28 12:31:47,294 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-04-28 12:31:47,294 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 20 [2022-04-28 12:31:47,294 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-28 12:31:47,294 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [1957678027] [2022-04-28 12:31:47,294 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [1957678027] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-28 12:31:47,294 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-28 12:31:47,294 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-04-28 12:31:47,295 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1937521604] [2022-04-28 12:31:47,295 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-28 12:31:47,295 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 2.4166666666666665) internal successors, (29), 11 states have internal predecessors, (29), 6 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (21), 6 states have call predecessors, (21), 6 states have call successors, (21) Word has length 127 [2022-04-28 12:31:47,295 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-28 12:31:47,295 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 12 states, 12 states have (on average 2.4166666666666665) internal successors, (29), 11 states have internal predecessors, (29), 6 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (21), 6 states have call predecessors, (21), 6 states have call successors, (21) [2022-04-28 12:31:47,373 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 73 edges. 73 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-28 12:31:47,373 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2022-04-28 12:31:47,373 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-28 12:31:47,373 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-04-28 12:31:47,373 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=75, Invalid=305, Unknown=0, NotChecked=0, Total=380 [2022-04-28 12:31:47,374 INFO L87 Difference]: Start difference. First operand 231 states and 309 transitions. Second operand has 12 states, 12 states have (on average 2.4166666666666665) internal successors, (29), 11 states have internal predecessors, (29), 6 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (21), 6 states have call predecessors, (21), 6 states have call successors, (21) [2022-04-28 12:31:50,891 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-28 12:31:50,892 INFO L93 Difference]: Finished difference Result 269 states and 358 transitions. [2022-04-28 12:31:50,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-04-28 12:31:50,892 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 2.4166666666666665) internal successors, (29), 11 states have internal predecessors, (29), 6 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (21), 6 states have call predecessors, (21), 6 states have call successors, (21) Word has length 127 [2022-04-28 12:31:50,892 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-28 12:31:50,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 12 states have (on average 2.4166666666666665) internal successors, (29), 11 states have internal predecessors, (29), 6 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (21), 6 states have call predecessors, (21), 6 states have call successors, (21) [2022-04-28 12:31:50,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 125 transitions. [2022-04-28 12:31:50,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 12 states have (on average 2.4166666666666665) internal successors, (29), 11 states have internal predecessors, (29), 6 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (21), 6 states have call predecessors, (21), 6 states have call successors, (21) [2022-04-28 12:31:50,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 125 transitions. [2022-04-28 12:31:50,895 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 12 states and 125 transitions. [2022-04-28 12:31:51,042 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 125 edges. 125 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-28 12:31:51,047 INFO L225 Difference]: With dead ends: 269 [2022-04-28 12:31:51,047 INFO L226 Difference]: Without dead ends: 267 [2022-04-28 12:31:51,047 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 259 GetRequests, 234 SyntacticMatches, 1 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 62 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=143, Invalid=507, Unknown=0, NotChecked=0, Total=650 [2022-04-28 12:31:51,048 INFO L413 NwaCegarLoop]: 65 mSDtfsCounter, 22 mSDsluCounter, 313 mSDsCounter, 0 mSdLazyCounter, 589 mSolverCounterSat, 28 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 32 SdHoareTripleChecker+Valid, 378 SdHoareTripleChecker+Invalid, 617 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 28 IncrementalHoareTripleChecker+Valid, 589 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-04-28 12:31:51,048 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [32 Valid, 378 Invalid, 617 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [28 Valid, 589 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-04-28 12:31:51,048 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 267 states. [2022-04-28 12:31:51,685 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 267 to 264. [2022-04-28 12:31:51,685 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-28 12:31:51,686 INFO L82 GeneralOperation]: Start isEquivalent. First operand 267 states. Second operand has 264 states, 142 states have (on average 1.1338028169014085) internal successors, (161), 143 states have internal predecessors, (161), 97 states have call successors, (97), 25 states have call predecessors, (97), 24 states have return successors, (95), 95 states have call predecessors, (95), 95 states have call successors, (95) [2022-04-28 12:31:51,686 INFO L74 IsIncluded]: Start isIncluded. First operand 267 states. Second operand has 264 states, 142 states have (on average 1.1338028169014085) internal successors, (161), 143 states have internal predecessors, (161), 97 states have call successors, (97), 25 states have call predecessors, (97), 24 states have return successors, (95), 95 states have call predecessors, (95), 95 states have call successors, (95) [2022-04-28 12:31:51,687 INFO L87 Difference]: Start difference. First operand 267 states. Second operand has 264 states, 142 states have (on average 1.1338028169014085) internal successors, (161), 143 states have internal predecessors, (161), 97 states have call successors, (97), 25 states have call predecessors, (97), 24 states have return successors, (95), 95 states have call predecessors, (95), 95 states have call successors, (95) [2022-04-28 12:31:51,706 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-28 12:31:51,706 INFO L93 Difference]: Finished difference Result 267 states and 356 transitions. [2022-04-28 12:31:51,706 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 356 transitions. [2022-04-28 12:31:51,707 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-28 12:31:51,707 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-28 12:31:51,707 INFO L74 IsIncluded]: Start isIncluded. First operand has 264 states, 142 states have (on average 1.1338028169014085) internal successors, (161), 143 states have internal predecessors, (161), 97 states have call successors, (97), 25 states have call predecessors, (97), 24 states have return successors, (95), 95 states have call predecessors, (95), 95 states have call successors, (95) Second operand 267 states. [2022-04-28 12:31:51,708 INFO L87 Difference]: Start difference. First operand has 264 states, 142 states have (on average 1.1338028169014085) internal successors, (161), 143 states have internal predecessors, (161), 97 states have call successors, (97), 25 states have call predecessors, (97), 24 states have return successors, (95), 95 states have call predecessors, (95), 95 states have call successors, (95) Second operand 267 states. [2022-04-28 12:31:51,713 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-28 12:31:51,713 INFO L93 Difference]: Finished difference Result 267 states and 356 transitions. [2022-04-28 12:31:51,713 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 356 transitions. [2022-04-28 12:31:51,713 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-28 12:31:51,713 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-28 12:31:51,714 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-28 12:31:51,714 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-28 12:31:51,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 264 states, 142 states have (on average 1.1338028169014085) internal successors, (161), 143 states have internal predecessors, (161), 97 states have call successors, (97), 25 states have call predecessors, (97), 24 states have return successors, (95), 95 states have call predecessors, (95), 95 states have call successors, (95) [2022-04-28 12:31:51,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 264 states and 353 transitions. [2022-04-28 12:31:51,720 INFO L78 Accepts]: Start accepts. Automaton has 264 states and 353 transitions. Word has length 127 [2022-04-28 12:31:51,720 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-28 12:31:51,720 INFO L495 AbstractCegarLoop]: Abstraction has 264 states and 353 transitions. [2022-04-28 12:31:51,720 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 2.4166666666666665) internal successors, (29), 11 states have internal predecessors, (29), 6 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (21), 6 states have call predecessors, (21), 6 states have call successors, (21) [2022-04-28 12:31:51,720 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 264 states and 353 transitions. [2022-04-28 12:31:52,465 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 353 edges. 353 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-28 12:31:52,465 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 353 transitions. [2022-04-28 12:31:52,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2022-04-28 12:31:52,466 INFO L187 NwaCegarLoop]: Found error trace [2022-04-28 12:31:52,466 INFO L195 NwaCegarLoop]: trace histogram [16, 15, 15, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2022-04-28 12:31:52,489 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Forceful destruction successful, exit code 0 [2022-04-28 12:31:52,675 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2022-04-28 12:31:52,675 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-28 12:31:52,676 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-28 12:31:52,676 INFO L85 PathProgramCache]: Analyzing trace with hash -2138166692, now seen corresponding path program 7 times [2022-04-28 12:31:52,676 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-28 12:31:52,676 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [1863080172] [2022-04-28 12:31:52,676 INFO L202 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-04-28 12:31:52,676 INFO L85 PathProgramCache]: Analyzing trace with hash -2138166692, now seen corresponding path program 8 times [2022-04-28 12:31:52,676 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-28 12:31:52,676 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [163627343] [2022-04-28 12:31:52,676 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-28 12:31:52,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-28 12:31:52,690 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-04-28 12:31:52,690 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1202742334] [2022-04-28 12:31:52,690 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-04-28 12:31:52,690 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-28 12:31:52,690 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-28 12:31:52,695 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) [2022-04-28 12:31:52,697 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2022-04-28 12:31:52,761 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-04-28 12:31:52,762 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-28 12:31:52,763 INFO L263 TraceCheckSpWp]: Trace formula consists of 306 conjuncts, 72 conjunts are in the unsatisfiable core [2022-04-28 12:31:52,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-28 12:31:52,785 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-28 12:32:03,746 INFO L272 TraceCheckUtils]: 0: Hoare triple {21461#true} call ULTIMATE.init(); {21461#true} is VALID [2022-04-28 12:32:03,746 INFO L290 TraceCheckUtils]: 1: Hoare triple {21461#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); {21461#true} is VALID [2022-04-28 12:32:03,746 INFO L290 TraceCheckUtils]: 2: Hoare triple {21461#true} assume true; {21461#true} is VALID [2022-04-28 12:32:03,746 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {21461#true} {21461#true} #103#return; {21461#true} is VALID [2022-04-28 12:32:03,746 INFO L272 TraceCheckUtils]: 4: Hoare triple {21461#true} call #t~ret6 := main(); {21461#true} is VALID [2022-04-28 12:32:03,746 INFO L290 TraceCheckUtils]: 5: Hoare triple {21461#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;havoc ~c~0;havoc ~k~0;havoc ~xy~0;havoc ~yy~0;assume -2147483648 <= #t~nondet4 && #t~nondet4 <= 2147483647;~x~0 := #t~nondet4;havoc #t~nondet4; {21461#true} is VALID [2022-04-28 12:32:03,746 INFO L272 TraceCheckUtils]: 6: Hoare triple {21461#true} call assume_abort_if_not((if ~x~0 >= 0 && ~x~0 <= 5 then 1 else 0)); {21461#true} is VALID [2022-04-28 12:32:03,747 INFO L290 TraceCheckUtils]: 7: Hoare triple {21461#true} ~cond := #in~cond; {21461#true} is VALID [2022-04-28 12:32:03,747 INFO L290 TraceCheckUtils]: 8: Hoare triple {21461#true} assume !(0 == ~cond); {21461#true} is VALID [2022-04-28 12:32:03,747 INFO L290 TraceCheckUtils]: 9: Hoare triple {21461#true} assume true; {21461#true} is VALID [2022-04-28 12:32:03,747 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {21461#true} {21461#true} #79#return; {21461#true} is VALID [2022-04-28 12:32:03,747 INFO L290 TraceCheckUtils]: 11: Hoare triple {21461#true} assume -2147483648 <= #t~nondet5 && #t~nondet5 <= 2147483647;~y~0 := #t~nondet5;havoc #t~nondet5; {21461#true} is VALID [2022-04-28 12:32:03,747 INFO L272 TraceCheckUtils]: 12: Hoare triple {21461#true} call assume_abort_if_not((if ~y~0 >= 0 && ~y~0 <= 5 then 1 else 0)); {21461#true} is VALID [2022-04-28 12:32:03,747 INFO L290 TraceCheckUtils]: 13: Hoare triple {21461#true} ~cond := #in~cond; {21461#true} is VALID [2022-04-28 12:32:03,747 INFO L290 TraceCheckUtils]: 14: Hoare triple {21461#true} assume !(0 == ~cond); {21461#true} is VALID [2022-04-28 12:32:03,747 INFO L290 TraceCheckUtils]: 15: Hoare triple {21461#true} assume true; {21461#true} is VALID [2022-04-28 12:32:03,747 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {21461#true} {21461#true} #81#return; {21461#true} is VALID [2022-04-28 12:32:03,747 INFO L272 TraceCheckUtils]: 17: Hoare triple {21461#true} call assume_abort_if_not((if ~x~0 >= 1 then 1 else 0)); {21461#true} is VALID [2022-04-28 12:32:03,748 INFO L290 TraceCheckUtils]: 18: Hoare triple {21461#true} ~cond := #in~cond; {21520#(= assume_abort_if_not_~cond |assume_abort_if_not_#in~cond|)} is VALID [2022-04-28 12:32:03,748 INFO L290 TraceCheckUtils]: 19: Hoare triple {21520#(= assume_abort_if_not_~cond |assume_abort_if_not_#in~cond|)} assume !(0 == ~cond); {21524#(not (= |assume_abort_if_not_#in~cond| 0))} is VALID [2022-04-28 12:32:03,748 INFO L290 TraceCheckUtils]: 20: Hoare triple {21524#(not (= |assume_abort_if_not_#in~cond| 0))} assume true; {21524#(not (= |assume_abort_if_not_#in~cond| 0))} is VALID [2022-04-28 12:32:03,749 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {21524#(not (= |assume_abort_if_not_#in~cond| 0))} {21461#true} #83#return; {21531#(<= 1 main_~x~0)} is VALID [2022-04-28 12:32:03,749 INFO L272 TraceCheckUtils]: 22: Hoare triple {21531#(<= 1 main_~x~0)} call assume_abort_if_not((if ~y~0 >= 1 then 1 else 0)); {21461#true} is VALID [2022-04-28 12:32:03,749 INFO L290 TraceCheckUtils]: 23: Hoare triple {21461#true} ~cond := #in~cond; {21461#true} is VALID [2022-04-28 12:32:03,749 INFO L290 TraceCheckUtils]: 24: Hoare triple {21461#true} assume !(0 == ~cond); {21461#true} is VALID [2022-04-28 12:32:03,749 INFO L290 TraceCheckUtils]: 25: Hoare triple {21461#true} assume true; {21461#true} is VALID [2022-04-28 12:32:03,749 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {21461#true} {21531#(<= 1 main_~x~0)} #85#return; {21531#(<= 1 main_~x~0)} is VALID [2022-04-28 12:32:03,750 INFO L290 TraceCheckUtils]: 27: Hoare triple {21531#(<= 1 main_~x~0)} ~a~0 := ~x~0;~b~0 := ~y~0;~p~0 := 1;~q~0 := 0;~r~0 := 0;~s~0 := 1;~c~0 := 0;~k~0 := 0;~xy~0 := ~x~0 * ~y~0;~yy~0 := ~y~0 * ~y~0; {21550#(and (= main_~r~0 0) (<= 1 main_~x~0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-28 12:32:03,750 INFO L272 TraceCheckUtils]: 28: Hoare triple {21550#(and (= main_~r~0 0) (<= 1 main_~x~0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~a~0 main_~x~0) (= main_~p~0 1))} call assume_abort_if_not((if ~xy~0 < 2147483647 then 1 else 0)); {21461#true} is VALID [2022-04-28 12:32:03,750 INFO L290 TraceCheckUtils]: 29: Hoare triple {21461#true} ~cond := #in~cond; {21461#true} is VALID [2022-04-28 12:32:03,750 INFO L290 TraceCheckUtils]: 30: Hoare triple {21461#true} assume !(0 == ~cond); {21461#true} is VALID [2022-04-28 12:32:03,750 INFO L290 TraceCheckUtils]: 31: Hoare triple {21461#true} assume true; {21461#true} is VALID [2022-04-28 12:32:03,751 INFO L284 TraceCheckUtils]: 32: Hoare quadruple {21461#true} {21550#(and (= main_~r~0 0) (<= 1 main_~x~0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~a~0 main_~x~0) (= main_~p~0 1))} #87#return; {21550#(and (= main_~r~0 0) (<= 1 main_~x~0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-28 12:32:03,751 INFO L272 TraceCheckUtils]: 33: Hoare triple {21550#(and (= main_~r~0 0) (<= 1 main_~x~0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~a~0 main_~x~0) (= main_~p~0 1))} call assume_abort_if_not((if ~yy~0 < 2147483647 then 1 else 0)); {21461#true} is VALID [2022-04-28 12:32:03,751 INFO L290 TraceCheckUtils]: 34: Hoare triple {21461#true} ~cond := #in~cond; {21461#true} is VALID [2022-04-28 12:32:03,751 INFO L290 TraceCheckUtils]: 35: Hoare triple {21461#true} assume !(0 == ~cond); {21461#true} is VALID [2022-04-28 12:32:03,751 INFO L290 TraceCheckUtils]: 36: Hoare triple {21461#true} assume true; {21461#true} is VALID [2022-04-28 12:32:03,752 INFO L284 TraceCheckUtils]: 37: Hoare quadruple {21461#true} {21550#(and (= main_~r~0 0) (<= 1 main_~x~0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~a~0 main_~x~0) (= main_~p~0 1))} #89#return; {21550#(and (= main_~r~0 0) (<= 1 main_~x~0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-28 12:32:03,752 INFO L290 TraceCheckUtils]: 38: Hoare triple {21550#(and (= main_~r~0 0) (<= 1 main_~x~0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~a~0 main_~x~0) (= main_~p~0 1))} assume !false; {21550#(and (= main_~r~0 0) (<= 1 main_~x~0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-28 12:32:03,753 INFO L290 TraceCheckUtils]: 39: Hoare triple {21550#(and (= main_~r~0 0) (<= 1 main_~x~0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~a~0 main_~x~0) (= main_~p~0 1))} assume !!(0 != ~b~0);~c~0 := ~a~0;~k~0 := 0; {21587#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (<= 1 main_~x~0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-28 12:32:03,753 INFO L290 TraceCheckUtils]: 40: Hoare triple {21587#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (<= 1 main_~x~0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~a~0 main_~x~0) (= main_~p~0 1))} assume !false; {21587#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (<= 1 main_~x~0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-28 12:32:03,753 INFO L272 TraceCheckUtils]: 41: Hoare triple {21587#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (<= 1 main_~x~0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~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)); {21461#true} is VALID [2022-04-28 12:32:03,753 INFO L290 TraceCheckUtils]: 42: Hoare triple {21461#true} ~cond := #in~cond; {21461#true} is VALID [2022-04-28 12:32:03,753 INFO L290 TraceCheckUtils]: 43: Hoare triple {21461#true} assume !(0 == ~cond); {21461#true} is VALID [2022-04-28 12:32:03,753 INFO L290 TraceCheckUtils]: 44: Hoare triple {21461#true} assume true; {21461#true} is VALID [2022-04-28 12:32:03,754 INFO L284 TraceCheckUtils]: 45: Hoare quadruple {21461#true} {21587#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (<= 1 main_~x~0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~a~0 main_~x~0) (= main_~p~0 1))} #91#return; {21587#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (<= 1 main_~x~0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-28 12:32:03,754 INFO L272 TraceCheckUtils]: 46: Hoare triple {21587#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (<= 1 main_~x~0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~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)); {21461#true} is VALID [2022-04-28 12:32:03,754 INFO L290 TraceCheckUtils]: 47: Hoare triple {21461#true} ~cond := #in~cond; {21461#true} is VALID [2022-04-28 12:32:03,754 INFO L290 TraceCheckUtils]: 48: Hoare triple {21461#true} assume !(0 == ~cond); {21461#true} is VALID [2022-04-28 12:32:03,754 INFO L290 TraceCheckUtils]: 49: Hoare triple {21461#true} assume true; {21461#true} is VALID [2022-04-28 12:32:03,755 INFO L284 TraceCheckUtils]: 50: Hoare quadruple {21461#true} {21587#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (<= 1 main_~x~0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~a~0 main_~x~0) (= main_~p~0 1))} #93#return; {21587#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (<= 1 main_~x~0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-28 12:32:03,755 INFO L272 TraceCheckUtils]: 51: Hoare triple {21587#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (<= 1 main_~x~0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~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)); {21461#true} is VALID [2022-04-28 12:32:03,755 INFO L290 TraceCheckUtils]: 52: Hoare triple {21461#true} ~cond := #in~cond; {21461#true} is VALID [2022-04-28 12:32:03,755 INFO L290 TraceCheckUtils]: 53: Hoare triple {21461#true} assume !(0 == ~cond); {21461#true} is VALID [2022-04-28 12:32:03,755 INFO L290 TraceCheckUtils]: 54: Hoare triple {21461#true} assume true; {21461#true} is VALID [2022-04-28 12:32:03,756 INFO L284 TraceCheckUtils]: 55: Hoare quadruple {21461#true} {21587#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (<= 1 main_~x~0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~a~0 main_~x~0) (= main_~p~0 1))} #95#return; {21587#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (<= 1 main_~x~0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-28 12:32:03,764 INFO L272 TraceCheckUtils]: 56: Hoare triple {21587#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (<= 1 main_~x~0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~a~0 main_~x~0) (= main_~p~0 1))} call __VERIFIER_assert((if 0 == ~q~0 * ~xy~0 + ~s~0 * ~yy~0 - ~q~0 * ~x~0 - ~b~0 * ~y~0 - ~s~0 * ~y~0 + ~b~0 then 1 else 0)); {21461#true} is VALID [2022-04-28 12:32:03,764 INFO L290 TraceCheckUtils]: 57: Hoare triple {21461#true} ~cond := #in~cond; {21461#true} is VALID [2022-04-28 12:32:03,764 INFO L290 TraceCheckUtils]: 58: Hoare triple {21461#true} assume !(0 == ~cond); {21461#true} is VALID [2022-04-28 12:32:03,765 INFO L290 TraceCheckUtils]: 59: Hoare triple {21461#true} assume true; {21461#true} is VALID [2022-04-28 12:32:03,773 INFO L284 TraceCheckUtils]: 60: Hoare quadruple {21461#true} {21587#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (<= 1 main_~x~0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~a~0 main_~x~0) (= main_~p~0 1))} #97#return; {21587#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (<= 1 main_~x~0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-28 12:32:03,774 INFO L290 TraceCheckUtils]: 61: Hoare triple {21587#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (<= 1 main_~x~0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~a~0 main_~x~0) (= main_~p~0 1))} assume !!(~c~0 >= ~b~0);~c~0 := ~c~0 - ~b~0;~k~0 := 1 + ~k~0; {21654#(and (= main_~r~0 0) (<= 1 main_~x~0) (= main_~s~0 1) (= (+ main_~a~0 (* (- 1) main_~b~0)) main_~c~0) (= main_~b~0 main_~y~0) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-28 12:32:03,775 INFO L290 TraceCheckUtils]: 62: Hoare triple {21654#(and (= main_~r~0 0) (<= 1 main_~x~0) (= main_~s~0 1) (= (+ main_~a~0 (* (- 1) main_~b~0)) main_~c~0) (= main_~b~0 main_~y~0) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~a~0 main_~x~0) (= main_~p~0 1))} assume !false; {21654#(and (= main_~r~0 0) (<= 1 main_~x~0) (= main_~s~0 1) (= (+ main_~a~0 (* (- 1) main_~b~0)) main_~c~0) (= main_~b~0 main_~y~0) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-28 12:32:03,775 INFO L272 TraceCheckUtils]: 63: Hoare triple {21654#(and (= main_~r~0 0) (<= 1 main_~x~0) (= main_~s~0 1) (= (+ main_~a~0 (* (- 1) main_~b~0)) main_~c~0) (= main_~b~0 main_~y~0) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~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)); {21461#true} is VALID [2022-04-28 12:32:03,775 INFO L290 TraceCheckUtils]: 64: Hoare triple {21461#true} ~cond := #in~cond; {21664#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} is VALID [2022-04-28 12:32:03,776 INFO L290 TraceCheckUtils]: 65: Hoare triple {21664#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} assume !(0 == ~cond); {21668#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-28 12:32:03,776 INFO L290 TraceCheckUtils]: 66: Hoare triple {21668#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {21668#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-28 12:32:03,777 INFO L284 TraceCheckUtils]: 67: Hoare quadruple {21668#(not (= |__VERIFIER_assert_#in~cond| 0))} {21654#(and (= main_~r~0 0) (<= 1 main_~x~0) (= main_~s~0 1) (= (+ main_~a~0 (* (- 1) main_~b~0)) main_~c~0) (= main_~b~0 main_~y~0) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~a~0 main_~x~0) (= main_~p~0 1))} #91#return; {21654#(and (= main_~r~0 0) (<= 1 main_~x~0) (= main_~s~0 1) (= (+ main_~a~0 (* (- 1) main_~b~0)) main_~c~0) (= main_~b~0 main_~y~0) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-28 12:32:03,777 INFO L272 TraceCheckUtils]: 68: Hoare triple {21654#(and (= main_~r~0 0) (<= 1 main_~x~0) (= main_~s~0 1) (= (+ main_~a~0 (* (- 1) main_~b~0)) main_~c~0) (= main_~b~0 main_~y~0) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~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)); {21461#true} is VALID [2022-04-28 12:32:03,777 INFO L290 TraceCheckUtils]: 69: Hoare triple {21461#true} ~cond := #in~cond; {21461#true} is VALID [2022-04-28 12:32:03,777 INFO L290 TraceCheckUtils]: 70: Hoare triple {21461#true} assume !(0 == ~cond); {21461#true} is VALID [2022-04-28 12:32:03,777 INFO L290 TraceCheckUtils]: 71: Hoare triple {21461#true} assume true; {21461#true} is VALID [2022-04-28 12:32:03,778 INFO L284 TraceCheckUtils]: 72: Hoare quadruple {21461#true} {21654#(and (= main_~r~0 0) (<= 1 main_~x~0) (= main_~s~0 1) (= (+ main_~a~0 (* (- 1) main_~b~0)) main_~c~0) (= main_~b~0 main_~y~0) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~a~0 main_~x~0) (= main_~p~0 1))} #93#return; {21654#(and (= main_~r~0 0) (<= 1 main_~x~0) (= main_~s~0 1) (= (+ main_~a~0 (* (- 1) main_~b~0)) main_~c~0) (= main_~b~0 main_~y~0) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-28 12:32:03,778 INFO L272 TraceCheckUtils]: 73: Hoare triple {21654#(and (= main_~r~0 0) (<= 1 main_~x~0) (= main_~s~0 1) (= (+ main_~a~0 (* (- 1) main_~b~0)) main_~c~0) (= main_~b~0 main_~y~0) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~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)); {21461#true} is VALID [2022-04-28 12:32:03,778 INFO L290 TraceCheckUtils]: 74: Hoare triple {21461#true} ~cond := #in~cond; {21461#true} is VALID [2022-04-28 12:32:03,779 INFO L290 TraceCheckUtils]: 75: Hoare triple {21461#true} assume !(0 == ~cond); {21461#true} is VALID [2022-04-28 12:32:03,779 INFO L290 TraceCheckUtils]: 76: Hoare triple {21461#true} assume true; {21461#true} is VALID [2022-04-28 12:32:03,779 INFO L284 TraceCheckUtils]: 77: Hoare quadruple {21461#true} {21654#(and (= main_~r~0 0) (<= 1 main_~x~0) (= main_~s~0 1) (= (+ main_~a~0 (* (- 1) main_~b~0)) main_~c~0) (= main_~b~0 main_~y~0) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~a~0 main_~x~0) (= main_~p~0 1))} #95#return; {21654#(and (= main_~r~0 0) (<= 1 main_~x~0) (= main_~s~0 1) (= (+ main_~a~0 (* (- 1) main_~b~0)) main_~c~0) (= main_~b~0 main_~y~0) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-28 12:32:03,780 INFO L272 TraceCheckUtils]: 78: Hoare triple {21654#(and (= main_~r~0 0) (<= 1 main_~x~0) (= main_~s~0 1) (= (+ main_~a~0 (* (- 1) main_~b~0)) main_~c~0) (= main_~b~0 main_~y~0) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~a~0 main_~x~0) (= main_~p~0 1))} call __VERIFIER_assert((if 0 == ~q~0 * ~xy~0 + ~s~0 * ~yy~0 - ~q~0 * ~x~0 - ~b~0 * ~y~0 - ~s~0 * ~y~0 + ~b~0 then 1 else 0)); {21461#true} is VALID [2022-04-28 12:32:03,780 INFO L290 TraceCheckUtils]: 79: Hoare triple {21461#true} ~cond := #in~cond; {21461#true} is VALID [2022-04-28 12:32:03,780 INFO L290 TraceCheckUtils]: 80: Hoare triple {21461#true} assume !(0 == ~cond); {21461#true} is VALID [2022-04-28 12:32:03,780 INFO L290 TraceCheckUtils]: 81: Hoare triple {21461#true} assume true; {21461#true} is VALID [2022-04-28 12:32:03,781 INFO L284 TraceCheckUtils]: 82: Hoare quadruple {21461#true} {21654#(and (= main_~r~0 0) (<= 1 main_~x~0) (= main_~s~0 1) (= (+ main_~a~0 (* (- 1) main_~b~0)) main_~c~0) (= main_~b~0 main_~y~0) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~a~0 main_~x~0) (= main_~p~0 1))} #97#return; {21654#(and (= main_~r~0 0) (<= 1 main_~x~0) (= main_~s~0 1) (= (+ main_~a~0 (* (- 1) main_~b~0)) main_~c~0) (= main_~b~0 main_~y~0) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-28 12:32:03,782 INFO L290 TraceCheckUtils]: 83: Hoare triple {21654#(and (= main_~r~0 0) (<= 1 main_~x~0) (= main_~s~0 1) (= (+ main_~a~0 (* (- 1) main_~b~0)) main_~c~0) (= main_~b~0 main_~y~0) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~a~0 main_~x~0) (= main_~p~0 1))} assume !!(~c~0 >= ~b~0);~c~0 := ~c~0 - ~b~0;~k~0 := 1 + ~k~0; {21723#(and (= main_~r~0 0) (<= 1 main_~x~0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= (+ (* (- 2) main_~b~0) main_~a~0) main_~c~0) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~a~0 main_~x~0) (<= (* main_~b~0 2) main_~a~0) (= main_~p~0 1))} is VALID [2022-04-28 12:32:03,782 INFO L290 TraceCheckUtils]: 84: Hoare triple {21723#(and (= main_~r~0 0) (<= 1 main_~x~0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= (+ (* (- 2) main_~b~0) main_~a~0) main_~c~0) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~a~0 main_~x~0) (<= (* main_~b~0 2) main_~a~0) (= main_~p~0 1))} assume !false; {21723#(and (= main_~r~0 0) (<= 1 main_~x~0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= (+ (* (- 2) main_~b~0) main_~a~0) main_~c~0) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~a~0 main_~x~0) (<= (* main_~b~0 2) main_~a~0) (= main_~p~0 1))} is VALID [2022-04-28 12:32:03,782 INFO L272 TraceCheckUtils]: 85: Hoare triple {21723#(and (= main_~r~0 0) (<= 1 main_~x~0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= (+ (* (- 2) main_~b~0) main_~a~0) main_~c~0) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~a~0 main_~x~0) (<= (* main_~b~0 2) main_~a~0) (= main_~p~0 1))} call __VERIFIER_assert((if ~a~0 == ~k~0 * ~b~0 + ~c~0 then 1 else 0)); {21461#true} is VALID [2022-04-28 12:32:03,783 INFO L290 TraceCheckUtils]: 86: Hoare triple {21461#true} ~cond := #in~cond; {21461#true} is VALID [2022-04-28 12:32:03,783 INFO L290 TraceCheckUtils]: 87: Hoare triple {21461#true} assume !(0 == ~cond); {21461#true} is VALID [2022-04-28 12:32:03,783 INFO L290 TraceCheckUtils]: 88: Hoare triple {21461#true} assume true; {21461#true} is VALID [2022-04-28 12:32:03,784 INFO L284 TraceCheckUtils]: 89: Hoare quadruple {21461#true} {21723#(and (= main_~r~0 0) (<= 1 main_~x~0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= (+ (* (- 2) main_~b~0) main_~a~0) main_~c~0) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~a~0 main_~x~0) (<= (* main_~b~0 2) main_~a~0) (= main_~p~0 1))} #91#return; {21723#(and (= main_~r~0 0) (<= 1 main_~x~0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= (+ (* (- 2) main_~b~0) main_~a~0) main_~c~0) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~a~0 main_~x~0) (<= (* main_~b~0 2) main_~a~0) (= main_~p~0 1))} is VALID [2022-04-28 12:32:03,784 INFO L272 TraceCheckUtils]: 90: Hoare triple {21723#(and (= main_~r~0 0) (<= 1 main_~x~0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= (+ (* (- 2) main_~b~0) main_~a~0) main_~c~0) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~a~0 main_~x~0) (<= (* main_~b~0 2) main_~a~0) (= main_~p~0 1))} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {21461#true} is VALID [2022-04-28 12:32:03,784 INFO L290 TraceCheckUtils]: 91: Hoare triple {21461#true} ~cond := #in~cond; {21664#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} is VALID [2022-04-28 12:32:03,784 INFO L290 TraceCheckUtils]: 92: Hoare triple {21664#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} assume !(0 == ~cond); {21668#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-28 12:32:03,785 INFO L290 TraceCheckUtils]: 93: Hoare triple {21668#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {21668#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-28 12:32:03,786 INFO L284 TraceCheckUtils]: 94: Hoare quadruple {21668#(not (= |__VERIFIER_assert_#in~cond| 0))} {21723#(and (= main_~r~0 0) (<= 1 main_~x~0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= (+ (* (- 2) main_~b~0) main_~a~0) main_~c~0) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~a~0 main_~x~0) (<= (* main_~b~0 2) main_~a~0) (= main_~p~0 1))} #93#return; {21757#(and (= main_~r~0 0) (<= 1 main_~x~0) (<= (* main_~b~0 2) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= (+ main_~c~0 (* main_~b~0 2)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (= main_~p~0 1))} is VALID [2022-04-28 12:32:03,786 INFO L272 TraceCheckUtils]: 95: Hoare triple {21757#(and (= main_~r~0 0) (<= 1 main_~x~0) (<= (* main_~b~0 2) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= (+ main_~c~0 (* main_~b~0 2)) (+ (* main_~y~0 main_~r~0) (* main_~p~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)); {21461#true} is VALID [2022-04-28 12:32:03,786 INFO L290 TraceCheckUtils]: 96: Hoare triple {21461#true} ~cond := #in~cond; {21664#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} is VALID [2022-04-28 12:32:03,787 INFO L290 TraceCheckUtils]: 97: Hoare triple {21664#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} assume !(0 == ~cond); {21668#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-28 12:32:03,787 INFO L290 TraceCheckUtils]: 98: Hoare triple {21668#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {21668#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-28 12:32:03,788 INFO L284 TraceCheckUtils]: 99: Hoare quadruple {21668#(not (= |__VERIFIER_assert_#in~cond| 0))} {21757#(and (= main_~r~0 0) (<= 1 main_~x~0) (<= (* main_~b~0 2) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= (+ main_~c~0 (* main_~b~0 2)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (= main_~p~0 1))} #95#return; {21757#(and (= main_~r~0 0) (<= 1 main_~x~0) (<= (* main_~b~0 2) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= (+ main_~c~0 (* main_~b~0 2)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (= main_~p~0 1))} is VALID [2022-04-28 12:32:03,788 INFO L272 TraceCheckUtils]: 100: Hoare triple {21757#(and (= main_~r~0 0) (<= 1 main_~x~0) (<= (* main_~b~0 2) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= (+ main_~c~0 (* main_~b~0 2)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (= main_~p~0 1))} call __VERIFIER_assert((if 0 == ~q~0 * ~xy~0 + ~s~0 * ~yy~0 - ~q~0 * ~x~0 - ~b~0 * ~y~0 - ~s~0 * ~y~0 + ~b~0 then 1 else 0)); {21461#true} is VALID [2022-04-28 12:32:03,788 INFO L290 TraceCheckUtils]: 101: Hoare triple {21461#true} ~cond := #in~cond; {21664#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} is VALID [2022-04-28 12:32:03,788 INFO L290 TraceCheckUtils]: 102: Hoare triple {21664#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} assume !(0 == ~cond); {21668#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-28 12:32:03,789 INFO L290 TraceCheckUtils]: 103: Hoare triple {21668#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {21668#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-28 12:32:03,789 INFO L284 TraceCheckUtils]: 104: Hoare quadruple {21668#(not (= |__VERIFIER_assert_#in~cond| 0))} {21757#(and (= main_~r~0 0) (<= 1 main_~x~0) (<= (* main_~b~0 2) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= (+ main_~c~0 (* main_~b~0 2)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (= main_~p~0 1))} #97#return; {21757#(and (= main_~r~0 0) (<= 1 main_~x~0) (<= (* main_~b~0 2) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= (+ main_~c~0 (* main_~b~0 2)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (= main_~p~0 1))} is VALID [2022-04-28 12:32:03,790 INFO L290 TraceCheckUtils]: 105: Hoare triple {21757#(and (= main_~r~0 0) (<= 1 main_~x~0) (<= (* main_~b~0 2) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= (+ main_~c~0 (* main_~b~0 2)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (= main_~p~0 1))} assume !(~c~0 >= ~b~0); {21791#(and (= main_~r~0 0) (< main_~c~0 main_~y~0) (= main_~s~0 1) (= (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)) (+ main_~c~0 (* main_~y~0 2))) (<= (* main_~y~0 2) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~p~0 1))} is VALID [2022-04-28 12:32:03,792 INFO L290 TraceCheckUtils]: 106: Hoare triple {21791#(and (= main_~r~0 0) (< main_~c~0 main_~y~0) (= main_~s~0 1) (= (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)) (+ main_~c~0 (* main_~y~0 2))) (<= (* main_~y~0 2) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0) (= main_~xy~0 (* main_~y~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; {21795#(and (<= (* main_~y~0 2) main_~x~0) (< main_~x~0 (* main_~y~0 3)) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 1) (= main_~b~0 (+ main_~x~0 (* (- 2) main_~y~0))) (= main_~xy~0 (* main_~y~0 main_~x~0)))} is VALID [2022-04-28 12:32:03,793 INFO L290 TraceCheckUtils]: 107: Hoare triple {21795#(and (<= (* main_~y~0 2) main_~x~0) (< main_~x~0 (* main_~y~0 3)) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 1) (= main_~b~0 (+ main_~x~0 (* (- 2) main_~y~0))) (= main_~xy~0 (* main_~y~0 main_~x~0)))} assume !false; {21795#(and (<= (* main_~y~0 2) main_~x~0) (< main_~x~0 (* main_~y~0 3)) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 1) (= main_~b~0 (+ main_~x~0 (* (- 2) main_~y~0))) (= main_~xy~0 (* main_~y~0 main_~x~0)))} is VALID [2022-04-28 12:32:03,793 INFO L290 TraceCheckUtils]: 108: Hoare triple {21795#(and (<= (* main_~y~0 2) main_~x~0) (< main_~x~0 (* main_~y~0 3)) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 1) (= main_~b~0 (+ main_~x~0 (* (- 2) main_~y~0))) (= main_~xy~0 (* main_~y~0 main_~x~0)))} assume !!(0 != ~b~0);~c~0 := ~a~0;~k~0 := 0; {21802#(and (<= (* main_~y~0 2) main_~x~0) (< main_~x~0 (* main_~y~0 3)) (not (= main_~b~0 0)) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 1) (= main_~b~0 (+ main_~x~0 (* (- 2) main_~y~0))) (= main_~xy~0 (* main_~y~0 main_~x~0)))} is VALID [2022-04-28 12:32:03,794 INFO L290 TraceCheckUtils]: 109: Hoare triple {21802#(and (<= (* main_~y~0 2) main_~x~0) (< main_~x~0 (* main_~y~0 3)) (not (= main_~b~0 0)) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 1) (= main_~b~0 (+ main_~x~0 (* (- 2) main_~y~0))) (= main_~xy~0 (* main_~y~0 main_~x~0)))} assume !false; {21802#(and (<= (* main_~y~0 2) main_~x~0) (< main_~x~0 (* main_~y~0 3)) (not (= main_~b~0 0)) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 1) (= main_~b~0 (+ main_~x~0 (* (- 2) main_~y~0))) (= main_~xy~0 (* main_~y~0 main_~x~0)))} is VALID [2022-04-28 12:32:03,794 INFO L272 TraceCheckUtils]: 110: Hoare triple {21802#(and (<= (* main_~y~0 2) main_~x~0) (< main_~x~0 (* main_~y~0 3)) (not (= main_~b~0 0)) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 1) (= main_~b~0 (+ main_~x~0 (* (- 2) main_~y~0))) (= main_~xy~0 (* main_~y~0 main_~x~0)))} call __VERIFIER_assert((if ~a~0 == ~k~0 * ~b~0 + ~c~0 then 1 else 0)); {21461#true} is VALID [2022-04-28 12:32:03,794 INFO L290 TraceCheckUtils]: 111: Hoare triple {21461#true} ~cond := #in~cond; {21461#true} is VALID [2022-04-28 12:32:03,794 INFO L290 TraceCheckUtils]: 112: Hoare triple {21461#true} assume !(0 == ~cond); {21461#true} is VALID [2022-04-28 12:32:03,794 INFO L290 TraceCheckUtils]: 113: Hoare triple {21461#true} assume true; {21461#true} is VALID [2022-04-28 12:32:03,795 INFO L284 TraceCheckUtils]: 114: Hoare quadruple {21461#true} {21802#(and (<= (* main_~y~0 2) main_~x~0) (< main_~x~0 (* main_~y~0 3)) (not (= main_~b~0 0)) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 1) (= main_~b~0 (+ main_~x~0 (* (- 2) main_~y~0))) (= main_~xy~0 (* main_~y~0 main_~x~0)))} #91#return; {21802#(and (<= (* main_~y~0 2) main_~x~0) (< main_~x~0 (* main_~y~0 3)) (not (= main_~b~0 0)) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 1) (= main_~b~0 (+ main_~x~0 (* (- 2) main_~y~0))) (= main_~xy~0 (* main_~y~0 main_~x~0)))} is VALID [2022-04-28 12:32:03,795 INFO L272 TraceCheckUtils]: 115: Hoare triple {21802#(and (<= (* main_~y~0 2) main_~x~0) (< main_~x~0 (* main_~y~0 3)) (not (= main_~b~0 0)) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 1) (= main_~b~0 (+ main_~x~0 (* (- 2) main_~y~0))) (= main_~xy~0 (* main_~y~0 main_~x~0)))} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {21461#true} is VALID [2022-04-28 12:32:03,795 INFO L290 TraceCheckUtils]: 116: Hoare triple {21461#true} ~cond := #in~cond; {21461#true} is VALID [2022-04-28 12:32:03,795 INFO L290 TraceCheckUtils]: 117: Hoare triple {21461#true} assume !(0 == ~cond); {21461#true} is VALID [2022-04-28 12:32:03,795 INFO L290 TraceCheckUtils]: 118: Hoare triple {21461#true} assume true; {21461#true} is VALID [2022-04-28 12:32:03,796 INFO L284 TraceCheckUtils]: 119: Hoare quadruple {21461#true} {21802#(and (<= (* main_~y~0 2) main_~x~0) (< main_~x~0 (* main_~y~0 3)) (not (= main_~b~0 0)) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 1) (= main_~b~0 (+ main_~x~0 (* (- 2) main_~y~0))) (= main_~xy~0 (* main_~y~0 main_~x~0)))} #93#return; {21802#(and (<= (* main_~y~0 2) main_~x~0) (< main_~x~0 (* main_~y~0 3)) (not (= main_~b~0 0)) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 1) (= main_~b~0 (+ main_~x~0 (* (- 2) main_~y~0))) (= main_~xy~0 (* main_~y~0 main_~x~0)))} is VALID [2022-04-28 12:32:03,796 INFO L272 TraceCheckUtils]: 120: Hoare triple {21802#(and (<= (* main_~y~0 2) main_~x~0) (< main_~x~0 (* main_~y~0 3)) (not (= main_~b~0 0)) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 1) (= main_~b~0 (+ main_~x~0 (* (- 2) main_~y~0))) (= main_~xy~0 (* main_~y~0 main_~x~0)))} call __VERIFIER_assert((if ~b~0 == ~x~0 * ~q~0 + ~y~0 * ~s~0 then 1 else 0)); {21461#true} is VALID [2022-04-28 12:32:03,796 INFO L290 TraceCheckUtils]: 121: Hoare triple {21461#true} ~cond := #in~cond; {21664#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} is VALID [2022-04-28 12:32:03,796 INFO L290 TraceCheckUtils]: 122: Hoare triple {21664#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} assume !(0 == ~cond); {21668#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-28 12:32:03,796 INFO L290 TraceCheckUtils]: 123: Hoare triple {21668#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {21668#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-28 12:32:03,797 INFO L284 TraceCheckUtils]: 124: Hoare quadruple {21668#(not (= |__VERIFIER_assert_#in~cond| 0))} {21802#(and (<= (* main_~y~0 2) main_~x~0) (< main_~x~0 (* main_~y~0 3)) (not (= main_~b~0 0)) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 1) (= main_~b~0 (+ main_~x~0 (* (- 2) main_~y~0))) (= main_~xy~0 (* main_~y~0 main_~x~0)))} #95#return; {21851#(and (<= (* main_~y~0 2) main_~x~0) (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (< main_~x~0 (* main_~y~0 3)) (not (= main_~b~0 0)) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 1) (= main_~b~0 (+ main_~x~0 (* (- 2) main_~y~0))) (= main_~xy~0 (* main_~y~0 main_~x~0)))} is VALID [2022-04-28 12:32:03,800 INFO L272 TraceCheckUtils]: 125: Hoare triple {21851#(and (<= (* main_~y~0 2) main_~x~0) (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (< main_~x~0 (* main_~y~0 3)) (not (= main_~b~0 0)) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 1) (= main_~b~0 (+ main_~x~0 (* (- 2) main_~y~0))) (= main_~xy~0 (* main_~y~0 main_~x~0)))} call __VERIFIER_assert((if 0 == ~q~0 * ~xy~0 + ~s~0 * ~yy~0 - ~q~0 * ~x~0 - ~b~0 * ~y~0 - ~s~0 * ~y~0 + ~b~0 then 1 else 0)); {21855#(<= 1 |__VERIFIER_assert_#in~cond|)} is VALID [2022-04-28 12:32:03,800 INFO L290 TraceCheckUtils]: 126: Hoare triple {21855#(<= 1 |__VERIFIER_assert_#in~cond|)} ~cond := #in~cond; {21859#(<= 1 __VERIFIER_assert_~cond)} is VALID [2022-04-28 12:32:03,800 INFO L290 TraceCheckUtils]: 127: Hoare triple {21859#(<= 1 __VERIFIER_assert_~cond)} assume 0 == ~cond; {21462#false} is VALID [2022-04-28 12:32:03,800 INFO L290 TraceCheckUtils]: 128: Hoare triple {21462#false} assume !false; {21462#false} is VALID [2022-04-28 12:32:03,801 INFO L134 CoverageAnalysis]: Checked inductivity of 545 backedges. 145 proven. 85 refuted. 0 times theorem prover too weak. 315 trivial. 0 not checked. [2022-04-28 12:32:03,801 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-28 12:32:59,068 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-28 12:32:59,069 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [163627343] [2022-04-28 12:32:59,069 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-04-28 12:32:59,069 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1202742334] [2022-04-28 12:32:59,069 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1202742334] provided 0 perfect and 1 imperfect interpolant sequences [2022-04-28 12:32:59,069 INFO L184 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-04-28 12:32:59,069 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18] total 18 [2022-04-28 12:32:59,069 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-28 12:32:59,069 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [1863080172] [2022-04-28 12:32:59,069 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [1863080172] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-28 12:32:59,069 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-28 12:32:59,069 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2022-04-28 12:32:59,070 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [733581442] [2022-04-28 12:32:59,070 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-28 12:32:59,070 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 1.8823529411764706) internal successors, (32), 14 states have internal predecessors, (32), 9 states have call successors, (24), 2 states have call predecessors, (24), 3 states have return successors, (22), 9 states have call predecessors, (22), 8 states have call successors, (22) Word has length 129 [2022-04-28 12:32:59,070 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-28 12:32:59,070 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 18 states, 17 states have (on average 1.8823529411764706) internal successors, (32), 14 states have internal predecessors, (32), 9 states have call successors, (24), 2 states have call predecessors, (24), 3 states have return successors, (22), 9 states have call predecessors, (22), 8 states have call successors, (22) [2022-04-28 12:32:59,172 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 78 edges. 78 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-28 12:32:59,173 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-04-28 12:32:59,173 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-28 12:32:59,173 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-04-28 12:32:59,173 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=124, Invalid=476, Unknown=0, NotChecked=0, Total=600 [2022-04-28 12:32:59,174 INFO L87 Difference]: Start difference. First operand 264 states and 353 transitions. Second operand has 18 states, 17 states have (on average 1.8823529411764706) internal successors, (32), 14 states have internal predecessors, (32), 9 states have call successors, (24), 2 states have call predecessors, (24), 3 states have return successors, (22), 9 states have call predecessors, (22), 8 states have call successors, (22) [2022-04-28 12:33:06,211 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-28 12:33:06,211 INFO L93 Difference]: Finished difference Result 272 states and 360 transitions. [2022-04-28 12:33:06,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-04-28 12:33:06,212 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 1.8823529411764706) internal successors, (32), 14 states have internal predecessors, (32), 9 states have call successors, (24), 2 states have call predecessors, (24), 3 states have return successors, (22), 9 states have call predecessors, (22), 8 states have call successors, (22) Word has length 129 [2022-04-28 12:33:06,212 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-28 12:33:06,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18 states, 17 states have (on average 1.8823529411764706) internal successors, (32), 14 states have internal predecessors, (32), 9 states have call successors, (24), 2 states have call predecessors, (24), 3 states have return successors, (22), 9 states have call predecessors, (22), 8 states have call successors, (22) [2022-04-28 12:33:06,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 120 transitions. [2022-04-28 12:33:06,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18 states, 17 states have (on average 1.8823529411764706) internal successors, (32), 14 states have internal predecessors, (32), 9 states have call successors, (24), 2 states have call predecessors, (24), 3 states have return successors, (22), 9 states have call predecessors, (22), 8 states have call successors, (22) [2022-04-28 12:33:06,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 120 transitions. [2022-04-28 12:33:06,218 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 17 states and 120 transitions. [2022-04-28 12:33:06,431 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 120 edges. 120 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-28 12:33:06,436 INFO L225 Difference]: With dead ends: 272 [2022-04-28 12:33:06,436 INFO L226 Difference]: Without dead ends: 270 [2022-04-28 12:33:06,437 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 157 GetRequests, 128 SyntacticMatches, 2 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 205 ImplicationChecksByTransitivity, 3.5s TimeCoverageRelationStatistics Valid=154, Invalid=658, Unknown=0, NotChecked=0, Total=812 [2022-04-28 12:33:06,437 INFO L413 NwaCegarLoop]: 47 mSDtfsCounter, 45 mSDsluCounter, 171 mSDsCounter, 0 mSdLazyCounter, 756 mSolverCounterSat, 78 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 60 SdHoareTripleChecker+Valid, 218 SdHoareTripleChecker+Invalid, 834 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 78 IncrementalHoareTripleChecker+Valid, 756 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2022-04-28 12:33:06,437 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [60 Valid, 218 Invalid, 834 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [78 Valid, 756 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2022-04-28 12:33:06,437 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 270 states. [2022-04-28 12:33:07,067 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 270 to 235. [2022-04-28 12:33:07,067 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-28 12:33:07,067 INFO L82 GeneralOperation]: Start isEquivalent. First operand 270 states. Second operand has 235 states, 127 states have (on average 1.1338582677165354) internal successors, (144), 128 states have internal predecessors, (144), 85 states have call successors, (85), 23 states have call predecessors, (85), 22 states have return successors, (83), 83 states have call predecessors, (83), 83 states have call successors, (83) [2022-04-28 12:33:07,068 INFO L74 IsIncluded]: Start isIncluded. First operand 270 states. Second operand has 235 states, 127 states have (on average 1.1338582677165354) internal successors, (144), 128 states have internal predecessors, (144), 85 states have call successors, (85), 23 states have call predecessors, (85), 22 states have return successors, (83), 83 states have call predecessors, (83), 83 states have call successors, (83) [2022-04-28 12:33:07,068 INFO L87 Difference]: Start difference. First operand 270 states. Second operand has 235 states, 127 states have (on average 1.1338582677165354) internal successors, (144), 128 states have internal predecessors, (144), 85 states have call successors, (85), 23 states have call predecessors, (85), 22 states have return successors, (83), 83 states have call predecessors, (83), 83 states have call successors, (83) [2022-04-28 12:33:07,075 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-28 12:33:07,075 INFO L93 Difference]: Finished difference Result 270 states and 358 transitions. [2022-04-28 12:33:07,075 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 358 transitions. [2022-04-28 12:33:07,076 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-28 12:33:07,076 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-28 12:33:07,076 INFO L74 IsIncluded]: Start isIncluded. First operand has 235 states, 127 states have (on average 1.1338582677165354) internal successors, (144), 128 states have internal predecessors, (144), 85 states have call successors, (85), 23 states have call predecessors, (85), 22 states have return successors, (83), 83 states have call predecessors, (83), 83 states have call successors, (83) Second operand 270 states. [2022-04-28 12:33:07,077 INFO L87 Difference]: Start difference. First operand has 235 states, 127 states have (on average 1.1338582677165354) internal successors, (144), 128 states have internal predecessors, (144), 85 states have call successors, (85), 23 states have call predecessors, (85), 22 states have return successors, (83), 83 states have call predecessors, (83), 83 states have call successors, (83) Second operand 270 states. [2022-04-28 12:33:07,083 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-28 12:33:07,083 INFO L93 Difference]: Finished difference Result 270 states and 358 transitions. [2022-04-28 12:33:07,083 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 358 transitions. [2022-04-28 12:33:07,084 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-28 12:33:07,084 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-28 12:33:07,084 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-28 12:33:07,084 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-28 12:33:07,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 235 states, 127 states have (on average 1.1338582677165354) internal successors, (144), 128 states have internal predecessors, (144), 85 states have call successors, (85), 23 states have call predecessors, (85), 22 states have return successors, (83), 83 states have call predecessors, (83), 83 states have call successors, (83) [2022-04-28 12:33:07,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 235 states and 312 transitions. [2022-04-28 12:33:07,092 INFO L78 Accepts]: Start accepts. Automaton has 235 states and 312 transitions. Word has length 129 [2022-04-28 12:33:07,092 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-28 12:33:07,092 INFO L495 AbstractCegarLoop]: Abstraction has 235 states and 312 transitions. [2022-04-28 12:33:07,092 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 1.8823529411764706) internal successors, (32), 14 states have internal predecessors, (32), 9 states have call successors, (24), 2 states have call predecessors, (24), 3 states have return successors, (22), 9 states have call predecessors, (22), 8 states have call successors, (22) [2022-04-28 12:33:07,092 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 235 states and 312 transitions. [2022-04-28 12:33:07,796 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 312 edges. 312 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-28 12:33:07,796 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 312 transitions. [2022-04-28 12:33:07,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2022-04-28 12:33:07,797 INFO L187 NwaCegarLoop]: Found error trace [2022-04-28 12:33:07,797 INFO L195 NwaCegarLoop]: trace histogram [16, 15, 15, 6, 6, 6, 4, 4, 4, 4, 4, 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, 1] [2022-04-28 12:33:07,815 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Forceful destruction successful, exit code 0 [2022-04-28 12:33:07,997 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,19 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-28 12:33:07,997 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-28 12:33:07,998 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-28 12:33:07,998 INFO L85 PathProgramCache]: Analyzing trace with hash -1899875875, now seen corresponding path program 9 times [2022-04-28 12:33:07,998 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-28 12:33:07,998 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [1675948245] [2022-04-28 12:33:07,998 INFO L202 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-04-28 12:33:07,998 INFO L85 PathProgramCache]: Analyzing trace with hash -1899875875, now seen corresponding path program 10 times [2022-04-28 12:33:07,998 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-28 12:33:07,998 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1909286706] [2022-04-28 12:33:07,999 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-28 12:33:07,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-28 12:33:08,009 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-04-28 12:33:08,009 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [951210880] [2022-04-28 12:33:08,009 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-04-28 12:33:08,009 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-28 12:33:08,010 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-28 12:33:08,013 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) [2022-04-28 12:33:08,016 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2022-04-28 12:33:08,089 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-04-28 12:33:08,090 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-28 12:33:08,091 INFO L263 TraceCheckSpWp]: Trace formula consists of 283 conjuncts, 85 conjunts are in the unsatisfiable core [2022-04-28 12:33:08,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-28 12:33:08,115 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-28 12:33:10,475 INFO L272 TraceCheckUtils]: 0: Hoare triple {23509#true} call ULTIMATE.init(); {23509#true} is VALID [2022-04-28 12:33:10,475 INFO L290 TraceCheckUtils]: 1: Hoare triple {23509#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); {23509#true} is VALID [2022-04-28 12:33:10,476 INFO L290 TraceCheckUtils]: 2: Hoare triple {23509#true} assume true; {23509#true} is VALID [2022-04-28 12:33:10,476 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {23509#true} {23509#true} #103#return; {23509#true} is VALID [2022-04-28 12:33:10,476 INFO L272 TraceCheckUtils]: 4: Hoare triple {23509#true} call #t~ret6 := main(); {23509#true} is VALID [2022-04-28 12:33:10,476 INFO L290 TraceCheckUtils]: 5: Hoare triple {23509#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;havoc ~c~0;havoc ~k~0;havoc ~xy~0;havoc ~yy~0;assume -2147483648 <= #t~nondet4 && #t~nondet4 <= 2147483647;~x~0 := #t~nondet4;havoc #t~nondet4; {23509#true} is VALID [2022-04-28 12:33:10,476 INFO L272 TraceCheckUtils]: 6: Hoare triple {23509#true} call assume_abort_if_not((if ~x~0 >= 0 && ~x~0 <= 5 then 1 else 0)); {23509#true} is VALID [2022-04-28 12:33:10,476 INFO L290 TraceCheckUtils]: 7: Hoare triple {23509#true} ~cond := #in~cond; {23509#true} is VALID [2022-04-28 12:33:10,476 INFO L290 TraceCheckUtils]: 8: Hoare triple {23509#true} assume !(0 == ~cond); {23509#true} is VALID [2022-04-28 12:33:10,476 INFO L290 TraceCheckUtils]: 9: Hoare triple {23509#true} assume true; {23509#true} is VALID [2022-04-28 12:33:10,476 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {23509#true} {23509#true} #79#return; {23509#true} is VALID [2022-04-28 12:33:10,476 INFO L290 TraceCheckUtils]: 11: Hoare triple {23509#true} assume -2147483648 <= #t~nondet5 && #t~nondet5 <= 2147483647;~y~0 := #t~nondet5;havoc #t~nondet5; {23509#true} is VALID [2022-04-28 12:33:10,476 INFO L272 TraceCheckUtils]: 12: Hoare triple {23509#true} call assume_abort_if_not((if ~y~0 >= 0 && ~y~0 <= 5 then 1 else 0)); {23509#true} is VALID [2022-04-28 12:33:10,476 INFO L290 TraceCheckUtils]: 13: Hoare triple {23509#true} ~cond := #in~cond; {23509#true} is VALID [2022-04-28 12:33:10,476 INFO L290 TraceCheckUtils]: 14: Hoare triple {23509#true} assume !(0 == ~cond); {23509#true} is VALID [2022-04-28 12:33:10,476 INFO L290 TraceCheckUtils]: 15: Hoare triple {23509#true} assume true; {23509#true} is VALID [2022-04-28 12:33:10,477 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {23509#true} {23509#true} #81#return; {23509#true} is VALID [2022-04-28 12:33:10,477 INFO L272 TraceCheckUtils]: 17: Hoare triple {23509#true} call assume_abort_if_not((if ~x~0 >= 1 then 1 else 0)); {23509#true} is VALID [2022-04-28 12:33:10,477 INFO L290 TraceCheckUtils]: 18: Hoare triple {23509#true} ~cond := #in~cond; {23568#(= assume_abort_if_not_~cond |assume_abort_if_not_#in~cond|)} is VALID [2022-04-28 12:33:10,477 INFO L290 TraceCheckUtils]: 19: Hoare triple {23568#(= assume_abort_if_not_~cond |assume_abort_if_not_#in~cond|)} assume !(0 == ~cond); {23572#(not (= |assume_abort_if_not_#in~cond| 0))} is VALID [2022-04-28 12:33:10,477 INFO L290 TraceCheckUtils]: 20: Hoare triple {23572#(not (= |assume_abort_if_not_#in~cond| 0))} assume true; {23572#(not (= |assume_abort_if_not_#in~cond| 0))} is VALID [2022-04-28 12:33:10,478 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {23572#(not (= |assume_abort_if_not_#in~cond| 0))} {23509#true} #83#return; {23579#(<= 1 main_~x~0)} is VALID [2022-04-28 12:33:10,478 INFO L272 TraceCheckUtils]: 22: Hoare triple {23579#(<= 1 main_~x~0)} call assume_abort_if_not((if ~y~0 >= 1 then 1 else 0)); {23509#true} is VALID [2022-04-28 12:33:10,478 INFO L290 TraceCheckUtils]: 23: Hoare triple {23509#true} ~cond := #in~cond; {23509#true} is VALID [2022-04-28 12:33:10,478 INFO L290 TraceCheckUtils]: 24: Hoare triple {23509#true} assume !(0 == ~cond); {23509#true} is VALID [2022-04-28 12:33:10,478 INFO L290 TraceCheckUtils]: 25: Hoare triple {23509#true} assume true; {23509#true} is VALID [2022-04-28 12:33:10,479 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {23509#true} {23579#(<= 1 main_~x~0)} #85#return; {23579#(<= 1 main_~x~0)} is VALID [2022-04-28 12:33:10,479 INFO L290 TraceCheckUtils]: 27: Hoare triple {23579#(<= 1 main_~x~0)} ~a~0 := ~x~0;~b~0 := ~y~0;~p~0 := 1;~q~0 := 0;~r~0 := 0;~s~0 := 1;~c~0 := 0;~k~0 := 0;~xy~0 := ~x~0 * ~y~0;~yy~0 := ~y~0 * ~y~0; {23598#(and (= main_~r~0 0) (<= 1 main_~x~0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-28 12:33:10,479 INFO L272 TraceCheckUtils]: 28: Hoare triple {23598#(and (= main_~r~0 0) (<= 1 main_~x~0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~a~0 main_~x~0) (= main_~p~0 1))} call assume_abort_if_not((if ~xy~0 < 2147483647 then 1 else 0)); {23509#true} is VALID [2022-04-28 12:33:10,479 INFO L290 TraceCheckUtils]: 29: Hoare triple {23509#true} ~cond := #in~cond; {23509#true} is VALID [2022-04-28 12:33:10,479 INFO L290 TraceCheckUtils]: 30: Hoare triple {23509#true} assume !(0 == ~cond); {23509#true} is VALID [2022-04-28 12:33:10,479 INFO L290 TraceCheckUtils]: 31: Hoare triple {23509#true} assume true; {23509#true} is VALID [2022-04-28 12:33:10,480 INFO L284 TraceCheckUtils]: 32: Hoare quadruple {23509#true} {23598#(and (= main_~r~0 0) (<= 1 main_~x~0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~a~0 main_~x~0) (= main_~p~0 1))} #87#return; {23598#(and (= main_~r~0 0) (<= 1 main_~x~0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-28 12:33:10,480 INFO L272 TraceCheckUtils]: 33: Hoare triple {23598#(and (= main_~r~0 0) (<= 1 main_~x~0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~a~0 main_~x~0) (= main_~p~0 1))} call assume_abort_if_not((if ~yy~0 < 2147483647 then 1 else 0)); {23509#true} is VALID [2022-04-28 12:33:10,480 INFO L290 TraceCheckUtils]: 34: Hoare triple {23509#true} ~cond := #in~cond; {23509#true} is VALID [2022-04-28 12:33:10,480 INFO L290 TraceCheckUtils]: 35: Hoare triple {23509#true} assume !(0 == ~cond); {23509#true} is VALID [2022-04-28 12:33:10,480 INFO L290 TraceCheckUtils]: 36: Hoare triple {23509#true} assume true; {23509#true} is VALID [2022-04-28 12:33:10,481 INFO L284 TraceCheckUtils]: 37: Hoare quadruple {23509#true} {23598#(and (= main_~r~0 0) (<= 1 main_~x~0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~a~0 main_~x~0) (= main_~p~0 1))} #89#return; {23598#(and (= main_~r~0 0) (<= 1 main_~x~0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-28 12:33:10,481 INFO L290 TraceCheckUtils]: 38: Hoare triple {23598#(and (= main_~r~0 0) (<= 1 main_~x~0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~a~0 main_~x~0) (= main_~p~0 1))} assume !false; {23598#(and (= main_~r~0 0) (<= 1 main_~x~0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-28 12:33:10,482 INFO L290 TraceCheckUtils]: 39: Hoare triple {23598#(and (= main_~r~0 0) (<= 1 main_~x~0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~a~0 main_~x~0) (= main_~p~0 1))} assume !!(0 != ~b~0);~c~0 := ~a~0;~k~0 := 0; {23635#(and (= main_~r~0 0) (<= 1 main_~x~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~c~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-28 12:33:10,482 INFO L290 TraceCheckUtils]: 40: Hoare triple {23635#(and (= main_~r~0 0) (<= 1 main_~x~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~c~0 main_~x~0) (= main_~p~0 1))} assume !false; {23635#(and (= main_~r~0 0) (<= 1 main_~x~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~c~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-28 12:33:10,482 INFO L272 TraceCheckUtils]: 41: Hoare triple {23635#(and (= main_~r~0 0) (<= 1 main_~x~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~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)); {23509#true} is VALID [2022-04-28 12:33:10,482 INFO L290 TraceCheckUtils]: 42: Hoare triple {23509#true} ~cond := #in~cond; {23509#true} is VALID [2022-04-28 12:33:10,482 INFO L290 TraceCheckUtils]: 43: Hoare triple {23509#true} assume !(0 == ~cond); {23509#true} is VALID [2022-04-28 12:33:10,483 INFO L290 TraceCheckUtils]: 44: Hoare triple {23509#true} assume true; {23509#true} is VALID [2022-04-28 12:33:10,483 INFO L284 TraceCheckUtils]: 45: Hoare quadruple {23509#true} {23635#(and (= main_~r~0 0) (<= 1 main_~x~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~c~0 main_~x~0) (= main_~p~0 1))} #91#return; {23635#(and (= main_~r~0 0) (<= 1 main_~x~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~c~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-28 12:33:10,483 INFO L272 TraceCheckUtils]: 46: Hoare triple {23635#(and (= main_~r~0 0) (<= 1 main_~x~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~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)); {23509#true} is VALID [2022-04-28 12:33:10,483 INFO L290 TraceCheckUtils]: 47: Hoare triple {23509#true} ~cond := #in~cond; {23509#true} is VALID [2022-04-28 12:33:10,483 INFO L290 TraceCheckUtils]: 48: Hoare triple {23509#true} assume !(0 == ~cond); {23509#true} is VALID [2022-04-28 12:33:10,484 INFO L290 TraceCheckUtils]: 49: Hoare triple {23509#true} assume true; {23509#true} is VALID [2022-04-28 12:33:10,484 INFO L284 TraceCheckUtils]: 50: Hoare quadruple {23509#true} {23635#(and (= main_~r~0 0) (<= 1 main_~x~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~c~0 main_~x~0) (= main_~p~0 1))} #93#return; {23635#(and (= main_~r~0 0) (<= 1 main_~x~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~c~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-28 12:33:10,484 INFO L272 TraceCheckUtils]: 51: Hoare triple {23635#(and (= main_~r~0 0) (<= 1 main_~x~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~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)); {23509#true} is VALID [2022-04-28 12:33:10,485 INFO L290 TraceCheckUtils]: 52: Hoare triple {23509#true} ~cond := #in~cond; {23675#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} is VALID [2022-04-28 12:33:10,485 INFO L290 TraceCheckUtils]: 53: Hoare triple {23675#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} assume !(0 == ~cond); {23679#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-28 12:33:10,485 INFO L290 TraceCheckUtils]: 54: Hoare triple {23679#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {23679#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-28 12:33:10,486 INFO L284 TraceCheckUtils]: 55: Hoare quadruple {23679#(not (= |__VERIFIER_assert_#in~cond| 0))} {23635#(and (= main_~r~0 0) (<= 1 main_~x~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~c~0 main_~x~0) (= main_~p~0 1))} #95#return; {23635#(and (= main_~r~0 0) (<= 1 main_~x~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~c~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-28 12:33:10,486 INFO L272 TraceCheckUtils]: 56: Hoare triple {23635#(and (= main_~r~0 0) (<= 1 main_~x~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~c~0 main_~x~0) (= main_~p~0 1))} call __VERIFIER_assert((if 0 == ~q~0 * ~xy~0 + ~s~0 * ~yy~0 - ~q~0 * ~x~0 - ~b~0 * ~y~0 - ~s~0 * ~y~0 + ~b~0 then 1 else 0)); {23509#true} is VALID [2022-04-28 12:33:10,486 INFO L290 TraceCheckUtils]: 57: Hoare triple {23509#true} ~cond := #in~cond; {23675#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} is VALID [2022-04-28 12:33:10,491 INFO L290 TraceCheckUtils]: 58: Hoare triple {23675#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} assume !(0 == ~cond); {23679#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-28 12:33:10,491 INFO L290 TraceCheckUtils]: 59: Hoare triple {23679#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {23679#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-28 12:33:10,492 INFO L284 TraceCheckUtils]: 60: Hoare quadruple {23679#(not (= |__VERIFIER_assert_#in~cond| 0))} {23635#(and (= main_~r~0 0) (<= 1 main_~x~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~c~0 main_~x~0) (= main_~p~0 1))} #97#return; {23635#(and (= main_~r~0 0) (<= 1 main_~x~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~c~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-28 12:33:10,492 INFO L290 TraceCheckUtils]: 61: Hoare triple {23635#(and (= main_~r~0 0) (<= 1 main_~x~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~c~0 main_~x~0) (= main_~p~0 1))} assume !(~c~0 >= ~b~0); {23704#(and (= main_~r~0 0) (<= 1 main_~x~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (not (<= main_~b~0 main_~c~0)) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~c~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-28 12:33:10,494 INFO L290 TraceCheckUtils]: 62: Hoare triple {23704#(and (= main_~r~0 0) (<= 1 main_~x~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (not (<= main_~b~0 main_~c~0)) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~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; {23708#(and (= main_~s~0 0) (<= 1 main_~x~0) (not (<= main_~y~0 main_~x~0)) (= main_~p~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~b~0 main_~x~0) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 1) (= main_~xy~0 (* main_~y~0 main_~x~0)))} is VALID [2022-04-28 12:33:10,494 INFO L290 TraceCheckUtils]: 63: Hoare triple {23708#(and (= main_~s~0 0) (<= 1 main_~x~0) (not (<= main_~y~0 main_~x~0)) (= main_~p~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~b~0 main_~x~0) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 1) (= main_~xy~0 (* main_~y~0 main_~x~0)))} assume !false; {23708#(and (= main_~s~0 0) (<= 1 main_~x~0) (not (<= main_~y~0 main_~x~0)) (= main_~p~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~b~0 main_~x~0) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 1) (= main_~xy~0 (* main_~y~0 main_~x~0)))} is VALID [2022-04-28 12:33:10,495 INFO L290 TraceCheckUtils]: 64: Hoare triple {23708#(and (= main_~s~0 0) (<= 1 main_~x~0) (not (<= main_~y~0 main_~x~0)) (= main_~p~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~b~0 main_~x~0) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 1) (= main_~xy~0 (* main_~y~0 main_~x~0)))} assume !!(0 != ~b~0);~c~0 := ~a~0;~k~0 := 0; {23715#(and (= main_~s~0 0) (<= 1 main_~x~0) (not (<= main_~y~0 main_~x~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_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 1) (= main_~xy~0 (* main_~y~0 main_~x~0)))} is VALID [2022-04-28 12:33:10,496 INFO L290 TraceCheckUtils]: 65: Hoare triple {23715#(and (= main_~s~0 0) (<= 1 main_~x~0) (not (<= main_~y~0 main_~x~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_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 1) (= main_~xy~0 (* main_~y~0 main_~x~0)))} assume !false; {23715#(and (= main_~s~0 0) (<= 1 main_~x~0) (not (<= main_~y~0 main_~x~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_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 1) (= main_~xy~0 (* main_~y~0 main_~x~0)))} is VALID [2022-04-28 12:33:10,496 INFO L272 TraceCheckUtils]: 66: Hoare triple {23715#(and (= main_~s~0 0) (<= 1 main_~x~0) (not (<= main_~y~0 main_~x~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_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 1) (= main_~xy~0 (* main_~y~0 main_~x~0)))} call __VERIFIER_assert((if ~a~0 == ~k~0 * ~b~0 + ~c~0 then 1 else 0)); {23509#true} is VALID [2022-04-28 12:33:10,496 INFO L290 TraceCheckUtils]: 67: Hoare triple {23509#true} ~cond := #in~cond; {23509#true} is VALID [2022-04-28 12:33:10,496 INFO L290 TraceCheckUtils]: 68: Hoare triple {23509#true} assume !(0 == ~cond); {23509#true} is VALID [2022-04-28 12:33:10,496 INFO L290 TraceCheckUtils]: 69: Hoare triple {23509#true} assume true; {23509#true} is VALID [2022-04-28 12:33:10,497 INFO L284 TraceCheckUtils]: 70: Hoare quadruple {23509#true} {23715#(and (= main_~s~0 0) (<= 1 main_~x~0) (not (<= main_~y~0 main_~x~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_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 1) (= main_~xy~0 (* main_~y~0 main_~x~0)))} #91#return; {23715#(and (= main_~s~0 0) (<= 1 main_~x~0) (not (<= main_~y~0 main_~x~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_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 1) (= main_~xy~0 (* main_~y~0 main_~x~0)))} is VALID [2022-04-28 12:33:10,497 INFO L272 TraceCheckUtils]: 71: Hoare triple {23715#(and (= main_~s~0 0) (<= 1 main_~x~0) (not (<= main_~y~0 main_~x~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_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 1) (= main_~xy~0 (* main_~y~0 main_~x~0)))} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {23509#true} is VALID [2022-04-28 12:33:10,497 INFO L290 TraceCheckUtils]: 72: Hoare triple {23509#true} ~cond := #in~cond; {23509#true} is VALID [2022-04-28 12:33:10,497 INFO L290 TraceCheckUtils]: 73: Hoare triple {23509#true} assume !(0 == ~cond); {23509#true} is VALID [2022-04-28 12:33:10,497 INFO L290 TraceCheckUtils]: 74: Hoare triple {23509#true} assume true; {23509#true} is VALID [2022-04-28 12:33:10,498 INFO L284 TraceCheckUtils]: 75: Hoare quadruple {23509#true} {23715#(and (= main_~s~0 0) (<= 1 main_~x~0) (not (<= main_~y~0 main_~x~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_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 1) (= main_~xy~0 (* main_~y~0 main_~x~0)))} #93#return; {23715#(and (= main_~s~0 0) (<= 1 main_~x~0) (not (<= main_~y~0 main_~x~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_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 1) (= main_~xy~0 (* main_~y~0 main_~x~0)))} is VALID [2022-04-28 12:33:10,498 INFO L272 TraceCheckUtils]: 76: Hoare triple {23715#(and (= main_~s~0 0) (<= 1 main_~x~0) (not (<= main_~y~0 main_~x~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_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 1) (= main_~xy~0 (* main_~y~0 main_~x~0)))} call __VERIFIER_assert((if ~b~0 == ~x~0 * ~q~0 + ~y~0 * ~s~0 then 1 else 0)); {23509#true} is VALID [2022-04-28 12:33:10,498 INFO L290 TraceCheckUtils]: 77: Hoare triple {23509#true} ~cond := #in~cond; {23509#true} is VALID [2022-04-28 12:33:10,499 INFO L290 TraceCheckUtils]: 78: Hoare triple {23509#true} assume !(0 == ~cond); {23509#true} is VALID [2022-04-28 12:33:10,499 INFO L290 TraceCheckUtils]: 79: Hoare triple {23509#true} assume true; {23509#true} is VALID [2022-04-28 12:33:10,499 INFO L284 TraceCheckUtils]: 80: Hoare quadruple {23509#true} {23715#(and (= main_~s~0 0) (<= 1 main_~x~0) (not (<= main_~y~0 main_~x~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_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 1) (= main_~xy~0 (* main_~y~0 main_~x~0)))} #95#return; {23715#(and (= main_~s~0 0) (<= 1 main_~x~0) (not (<= main_~y~0 main_~x~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_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 1) (= main_~xy~0 (* main_~y~0 main_~x~0)))} is VALID [2022-04-28 12:33:10,499 INFO L272 TraceCheckUtils]: 81: Hoare triple {23715#(and (= main_~s~0 0) (<= 1 main_~x~0) (not (<= main_~y~0 main_~x~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_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 1) (= main_~xy~0 (* main_~y~0 main_~x~0)))} call __VERIFIER_assert((if 0 == ~q~0 * ~xy~0 + ~s~0 * ~yy~0 - ~q~0 * ~x~0 - ~b~0 * ~y~0 - ~s~0 * ~y~0 + ~b~0 then 1 else 0)); {23509#true} is VALID [2022-04-28 12:33:10,499 INFO L290 TraceCheckUtils]: 82: Hoare triple {23509#true} ~cond := #in~cond; {23509#true} is VALID [2022-04-28 12:33:10,499 INFO L290 TraceCheckUtils]: 83: Hoare triple {23509#true} assume !(0 == ~cond); {23509#true} is VALID [2022-04-28 12:33:10,500 INFO L290 TraceCheckUtils]: 84: Hoare triple {23509#true} assume true; {23509#true} is VALID [2022-04-28 12:33:10,500 INFO L284 TraceCheckUtils]: 85: Hoare quadruple {23509#true} {23715#(and (= main_~s~0 0) (<= 1 main_~x~0) (not (<= main_~y~0 main_~x~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_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 1) (= main_~xy~0 (* main_~y~0 main_~x~0)))} #97#return; {23715#(and (= main_~s~0 0) (<= 1 main_~x~0) (not (<= main_~y~0 main_~x~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_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 1) (= main_~xy~0 (* main_~y~0 main_~x~0)))} is VALID [2022-04-28 12:33:10,501 INFO L290 TraceCheckUtils]: 86: Hoare triple {23715#(and (= main_~s~0 0) (<= 1 main_~x~0) (not (<= main_~y~0 main_~x~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_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 1) (= main_~xy~0 (* main_~y~0 main_~x~0)))} assume !!(~c~0 >= ~b~0);~c~0 := ~c~0 - ~b~0;~k~0 := 1 + ~k~0; {23782#(and (= (+ main_~y~0 (* (- 1) main_~b~0)) main_~c~0) (= main_~s~0 0) (<= 1 main_~x~0) (not (<= main_~y~0 main_~x~0)) (= main_~p~0 0) (= main_~r~0 1) (= main_~b~0 main_~x~0) (= main_~k~0 1) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 1) (= main_~xy~0 (* main_~y~0 main_~x~0)))} is VALID [2022-04-28 12:33:10,501 INFO L290 TraceCheckUtils]: 87: Hoare triple {23782#(and (= (+ main_~y~0 (* (- 1) main_~b~0)) main_~c~0) (= main_~s~0 0) (<= 1 main_~x~0) (not (<= main_~y~0 main_~x~0)) (= main_~p~0 0) (= main_~r~0 1) (= main_~b~0 main_~x~0) (= main_~k~0 1) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 1) (= main_~xy~0 (* main_~y~0 main_~x~0)))} assume !false; {23782#(and (= (+ main_~y~0 (* (- 1) main_~b~0)) main_~c~0) (= main_~s~0 0) (<= 1 main_~x~0) (not (<= main_~y~0 main_~x~0)) (= main_~p~0 0) (= main_~r~0 1) (= main_~b~0 main_~x~0) (= main_~k~0 1) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 1) (= main_~xy~0 (* main_~y~0 main_~x~0)))} is VALID [2022-04-28 12:33:10,501 INFO L272 TraceCheckUtils]: 88: Hoare triple {23782#(and (= (+ main_~y~0 (* (- 1) main_~b~0)) main_~c~0) (= main_~s~0 0) (<= 1 main_~x~0) (not (<= main_~y~0 main_~x~0)) (= main_~p~0 0) (= main_~r~0 1) (= main_~b~0 main_~x~0) (= main_~k~0 1) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 1) (= main_~xy~0 (* main_~y~0 main_~x~0)))} call __VERIFIER_assert((if ~a~0 == ~k~0 * ~b~0 + ~c~0 then 1 else 0)); {23509#true} is VALID [2022-04-28 12:33:10,501 INFO L290 TraceCheckUtils]: 89: Hoare triple {23509#true} ~cond := #in~cond; {23509#true} is VALID [2022-04-28 12:33:10,501 INFO L290 TraceCheckUtils]: 90: Hoare triple {23509#true} assume !(0 == ~cond); {23509#true} is VALID [2022-04-28 12:33:10,502 INFO L290 TraceCheckUtils]: 91: Hoare triple {23509#true} assume true; {23509#true} is VALID [2022-04-28 12:33:10,502 INFO L284 TraceCheckUtils]: 92: Hoare quadruple {23509#true} {23782#(and (= (+ main_~y~0 (* (- 1) main_~b~0)) main_~c~0) (= main_~s~0 0) (<= 1 main_~x~0) (not (<= main_~y~0 main_~x~0)) (= main_~p~0 0) (= main_~r~0 1) (= main_~b~0 main_~x~0) (= main_~k~0 1) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 1) (= main_~xy~0 (* main_~y~0 main_~x~0)))} #91#return; {23782#(and (= (+ main_~y~0 (* (- 1) main_~b~0)) main_~c~0) (= main_~s~0 0) (<= 1 main_~x~0) (not (<= main_~y~0 main_~x~0)) (= main_~p~0 0) (= main_~r~0 1) (= main_~b~0 main_~x~0) (= main_~k~0 1) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 1) (= main_~xy~0 (* main_~y~0 main_~x~0)))} is VALID [2022-04-28 12:33:10,502 INFO L272 TraceCheckUtils]: 93: Hoare triple {23782#(and (= (+ main_~y~0 (* (- 1) main_~b~0)) main_~c~0) (= main_~s~0 0) (<= 1 main_~x~0) (not (<= main_~y~0 main_~x~0)) (= main_~p~0 0) (= main_~r~0 1) (= main_~b~0 main_~x~0) (= main_~k~0 1) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 1) (= main_~xy~0 (* main_~y~0 main_~x~0)))} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {23509#true} is VALID [2022-04-28 12:33:10,502 INFO L290 TraceCheckUtils]: 94: Hoare triple {23509#true} ~cond := #in~cond; {23509#true} is VALID [2022-04-28 12:33:10,502 INFO L290 TraceCheckUtils]: 95: Hoare triple {23509#true} assume !(0 == ~cond); {23509#true} is VALID [2022-04-28 12:33:10,503 INFO L290 TraceCheckUtils]: 96: Hoare triple {23509#true} assume true; {23509#true} is VALID [2022-04-28 12:33:10,503 INFO L284 TraceCheckUtils]: 97: Hoare quadruple {23509#true} {23782#(and (= (+ main_~y~0 (* (- 1) main_~b~0)) main_~c~0) (= main_~s~0 0) (<= 1 main_~x~0) (not (<= main_~y~0 main_~x~0)) (= main_~p~0 0) (= main_~r~0 1) (= main_~b~0 main_~x~0) (= main_~k~0 1) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 1) (= main_~xy~0 (* main_~y~0 main_~x~0)))} #93#return; {23782#(and (= (+ main_~y~0 (* (- 1) main_~b~0)) main_~c~0) (= main_~s~0 0) (<= 1 main_~x~0) (not (<= main_~y~0 main_~x~0)) (= main_~p~0 0) (= main_~r~0 1) (= main_~b~0 main_~x~0) (= main_~k~0 1) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 1) (= main_~xy~0 (* main_~y~0 main_~x~0)))} is VALID [2022-04-28 12:33:10,503 INFO L272 TraceCheckUtils]: 98: Hoare triple {23782#(and (= (+ main_~y~0 (* (- 1) main_~b~0)) main_~c~0) (= main_~s~0 0) (<= 1 main_~x~0) (not (<= main_~y~0 main_~x~0)) (= main_~p~0 0) (= main_~r~0 1) (= main_~b~0 main_~x~0) (= main_~k~0 1) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 1) (= main_~xy~0 (* main_~y~0 main_~x~0)))} call __VERIFIER_assert((if ~b~0 == ~x~0 * ~q~0 + ~y~0 * ~s~0 then 1 else 0)); {23509#true} is VALID [2022-04-28 12:33:10,504 INFO L290 TraceCheckUtils]: 99: Hoare triple {23509#true} ~cond := #in~cond; {23675#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} is VALID [2022-04-28 12:33:10,504 INFO L290 TraceCheckUtils]: 100: Hoare triple {23675#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} assume !(0 == ~cond); {23679#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-28 12:33:10,504 INFO L290 TraceCheckUtils]: 101: Hoare triple {23679#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {23679#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-28 12:33:10,505 INFO L284 TraceCheckUtils]: 102: Hoare quadruple {23679#(not (= |__VERIFIER_assert_#in~cond| 0))} {23782#(and (= (+ main_~y~0 (* (- 1) main_~b~0)) main_~c~0) (= main_~s~0 0) (<= 1 main_~x~0) (not (<= main_~y~0 main_~x~0)) (= main_~p~0 0) (= main_~r~0 1) (= main_~b~0 main_~x~0) (= main_~k~0 1) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 1) (= main_~xy~0 (* main_~y~0 main_~x~0)))} #95#return; {23782#(and (= (+ main_~y~0 (* (- 1) main_~b~0)) main_~c~0) (= main_~s~0 0) (<= 1 main_~x~0) (not (<= main_~y~0 main_~x~0)) (= main_~p~0 0) (= main_~r~0 1) (= main_~b~0 main_~x~0) (= main_~k~0 1) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 1) (= main_~xy~0 (* main_~y~0 main_~x~0)))} is VALID [2022-04-28 12:33:10,505 INFO L272 TraceCheckUtils]: 103: Hoare triple {23782#(and (= (+ main_~y~0 (* (- 1) main_~b~0)) main_~c~0) (= main_~s~0 0) (<= 1 main_~x~0) (not (<= main_~y~0 main_~x~0)) (= main_~p~0 0) (= main_~r~0 1) (= main_~b~0 main_~x~0) (= main_~k~0 1) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 1) (= main_~xy~0 (* main_~y~0 main_~x~0)))} call __VERIFIER_assert((if 0 == ~q~0 * ~xy~0 + ~s~0 * ~yy~0 - ~q~0 * ~x~0 - ~b~0 * ~y~0 - ~s~0 * ~y~0 + ~b~0 then 1 else 0)); {23509#true} is VALID [2022-04-28 12:33:10,505 INFO L290 TraceCheckUtils]: 104: Hoare triple {23509#true} ~cond := #in~cond; {23675#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} is VALID [2022-04-28 12:33:10,505 INFO L290 TraceCheckUtils]: 105: Hoare triple {23675#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} assume !(0 == ~cond); {23679#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-28 12:33:10,506 INFO L290 TraceCheckUtils]: 106: Hoare triple {23679#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {23679#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-28 12:33:10,506 INFO L284 TraceCheckUtils]: 107: Hoare quadruple {23679#(not (= |__VERIFIER_assert_#in~cond| 0))} {23782#(and (= (+ main_~y~0 (* (- 1) main_~b~0)) main_~c~0) (= main_~s~0 0) (<= 1 main_~x~0) (not (<= main_~y~0 main_~x~0)) (= main_~p~0 0) (= main_~r~0 1) (= main_~b~0 main_~x~0) (= main_~k~0 1) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 1) (= main_~xy~0 (* main_~y~0 main_~x~0)))} #97#return; {23782#(and (= (+ main_~y~0 (* (- 1) main_~b~0)) main_~c~0) (= main_~s~0 0) (<= 1 main_~x~0) (not (<= main_~y~0 main_~x~0)) (= main_~p~0 0) (= main_~r~0 1) (= main_~b~0 main_~x~0) (= main_~k~0 1) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 1) (= main_~xy~0 (* main_~y~0 main_~x~0)))} is VALID [2022-04-28 12:33:10,508 INFO L290 TraceCheckUtils]: 108: Hoare triple {23782#(and (= (+ main_~y~0 (* (- 1) main_~b~0)) main_~c~0) (= main_~s~0 0) (<= 1 main_~x~0) (not (<= main_~y~0 main_~x~0)) (= main_~p~0 0) (= main_~r~0 1) (= main_~b~0 main_~x~0) (= main_~k~0 1) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 1) (= main_~xy~0 (* main_~y~0 main_~x~0)))} assume !(~c~0 >= ~b~0); {23849#(and (= (+ main_~c~0 main_~x~0) main_~y~0) (= main_~s~0 0) (= main_~p~0 0) (< main_~x~0 main_~y~0) (= main_~r~0 1) (= main_~k~0 1) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 1) (= main_~xy~0 (* main_~y~0 main_~x~0)) (< (* main_~c~0 2) main_~y~0))} is VALID [2022-04-28 12:33:10,510 INFO L290 TraceCheckUtils]: 109: Hoare triple {23849#(and (= (+ main_~c~0 main_~x~0) main_~y~0) (= main_~s~0 0) (= main_~p~0 0) (< main_~x~0 main_~y~0) (= main_~r~0 1) (= main_~k~0 1) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 1) (= main_~xy~0 (* main_~y~0 main_~x~0)) (< (* main_~c~0 2) main_~y~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; {23853#(and (< main_~y~0 (* main_~x~0 2)) (= main_~s~0 1) (< main_~x~0 main_~y~0) (= main_~b~0 (+ main_~y~0 (* (- 1) main_~x~0))) (= (* (- 1) main_~q~0) 1) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~xy~0 (* main_~y~0 main_~x~0)))} is VALID [2022-04-28 12:33:10,511 INFO L290 TraceCheckUtils]: 110: Hoare triple {23853#(and (< main_~y~0 (* main_~x~0 2)) (= main_~s~0 1) (< main_~x~0 main_~y~0) (= main_~b~0 (+ main_~y~0 (* (- 1) main_~x~0))) (= (* (- 1) main_~q~0) 1) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~xy~0 (* main_~y~0 main_~x~0)))} assume !false; {23853#(and (< main_~y~0 (* main_~x~0 2)) (= main_~s~0 1) (< main_~x~0 main_~y~0) (= main_~b~0 (+ main_~y~0 (* (- 1) main_~x~0))) (= (* (- 1) main_~q~0) 1) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~xy~0 (* main_~y~0 main_~x~0)))} is VALID [2022-04-28 12:33:10,511 INFO L290 TraceCheckUtils]: 111: Hoare triple {23853#(and (< main_~y~0 (* main_~x~0 2)) (= main_~s~0 1) (< main_~x~0 main_~y~0) (= main_~b~0 (+ main_~y~0 (* (- 1) main_~x~0))) (= (* (- 1) main_~q~0) 1) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~xy~0 (* main_~y~0 main_~x~0)))} assume !!(0 != ~b~0);~c~0 := ~a~0;~k~0 := 0; {23853#(and (< main_~y~0 (* main_~x~0 2)) (= main_~s~0 1) (< main_~x~0 main_~y~0) (= main_~b~0 (+ main_~y~0 (* (- 1) main_~x~0))) (= (* (- 1) main_~q~0) 1) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~xy~0 (* main_~y~0 main_~x~0)))} is VALID [2022-04-28 12:33:10,511 INFO L290 TraceCheckUtils]: 112: Hoare triple {23853#(and (< main_~y~0 (* main_~x~0 2)) (= main_~s~0 1) (< main_~x~0 main_~y~0) (= main_~b~0 (+ main_~y~0 (* (- 1) main_~x~0))) (= (* (- 1) main_~q~0) 1) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~xy~0 (* main_~y~0 main_~x~0)))} assume !false; {23853#(and (< main_~y~0 (* main_~x~0 2)) (= main_~s~0 1) (< main_~x~0 main_~y~0) (= main_~b~0 (+ main_~y~0 (* (- 1) main_~x~0))) (= (* (- 1) main_~q~0) 1) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~xy~0 (* main_~y~0 main_~x~0)))} is VALID [2022-04-28 12:33:10,512 INFO L272 TraceCheckUtils]: 113: Hoare triple {23853#(and (< main_~y~0 (* main_~x~0 2)) (= main_~s~0 1) (< main_~x~0 main_~y~0) (= main_~b~0 (+ main_~y~0 (* (- 1) main_~x~0))) (= (* (- 1) main_~q~0) 1) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~xy~0 (* main_~y~0 main_~x~0)))} call __VERIFIER_assert((if ~a~0 == ~k~0 * ~b~0 + ~c~0 then 1 else 0)); {23509#true} is VALID [2022-04-28 12:33:10,512 INFO L290 TraceCheckUtils]: 114: Hoare triple {23509#true} ~cond := #in~cond; {23509#true} is VALID [2022-04-28 12:33:10,512 INFO L290 TraceCheckUtils]: 115: Hoare triple {23509#true} assume !(0 == ~cond); {23509#true} is VALID [2022-04-28 12:33:10,512 INFO L290 TraceCheckUtils]: 116: Hoare triple {23509#true} assume true; {23509#true} is VALID [2022-04-28 12:33:10,512 INFO L284 TraceCheckUtils]: 117: Hoare quadruple {23509#true} {23853#(and (< main_~y~0 (* main_~x~0 2)) (= main_~s~0 1) (< main_~x~0 main_~y~0) (= main_~b~0 (+ main_~y~0 (* (- 1) main_~x~0))) (= (* (- 1) main_~q~0) 1) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~xy~0 (* main_~y~0 main_~x~0)))} #91#return; {23853#(and (< main_~y~0 (* main_~x~0 2)) (= main_~s~0 1) (< main_~x~0 main_~y~0) (= main_~b~0 (+ main_~y~0 (* (- 1) main_~x~0))) (= (* (- 1) main_~q~0) 1) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~xy~0 (* main_~y~0 main_~x~0)))} is VALID [2022-04-28 12:33:10,512 INFO L272 TraceCheckUtils]: 118: Hoare triple {23853#(and (< main_~y~0 (* main_~x~0 2)) (= main_~s~0 1) (< main_~x~0 main_~y~0) (= main_~b~0 (+ main_~y~0 (* (- 1) main_~x~0))) (= (* (- 1) main_~q~0) 1) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~xy~0 (* main_~y~0 main_~x~0)))} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {23509#true} is VALID [2022-04-28 12:33:10,513 INFO L290 TraceCheckUtils]: 119: Hoare triple {23509#true} ~cond := #in~cond; {23509#true} is VALID [2022-04-28 12:33:10,513 INFO L290 TraceCheckUtils]: 120: Hoare triple {23509#true} assume !(0 == ~cond); {23509#true} is VALID [2022-04-28 12:33:10,513 INFO L290 TraceCheckUtils]: 121: Hoare triple {23509#true} assume true; {23509#true} is VALID [2022-04-28 12:33:10,513 INFO L284 TraceCheckUtils]: 122: Hoare quadruple {23509#true} {23853#(and (< main_~y~0 (* main_~x~0 2)) (= main_~s~0 1) (< main_~x~0 main_~y~0) (= main_~b~0 (+ main_~y~0 (* (- 1) main_~x~0))) (= (* (- 1) main_~q~0) 1) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~xy~0 (* main_~y~0 main_~x~0)))} #93#return; {23853#(and (< main_~y~0 (* main_~x~0 2)) (= main_~s~0 1) (< main_~x~0 main_~y~0) (= main_~b~0 (+ main_~y~0 (* (- 1) main_~x~0))) (= (* (- 1) main_~q~0) 1) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~xy~0 (* main_~y~0 main_~x~0)))} is VALID [2022-04-28 12:33:10,513 INFO L272 TraceCheckUtils]: 123: Hoare triple {23853#(and (< main_~y~0 (* main_~x~0 2)) (= main_~s~0 1) (< main_~x~0 main_~y~0) (= main_~b~0 (+ main_~y~0 (* (- 1) main_~x~0))) (= (* (- 1) main_~q~0) 1) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~xy~0 (* main_~y~0 main_~x~0)))} call __VERIFIER_assert((if ~b~0 == ~x~0 * ~q~0 + ~y~0 * ~s~0 then 1 else 0)); {23509#true} is VALID [2022-04-28 12:33:10,515 INFO L290 TraceCheckUtils]: 124: Hoare triple {23509#true} ~cond := #in~cond; {23675#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} is VALID [2022-04-28 12:33:10,515 INFO L290 TraceCheckUtils]: 125: Hoare triple {23675#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} assume !(0 == ~cond); {23679#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-28 12:33:10,516 INFO L290 TraceCheckUtils]: 126: Hoare triple {23679#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {23679#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-28 12:33:10,516 INFO L284 TraceCheckUtils]: 127: Hoare quadruple {23679#(not (= |__VERIFIER_assert_#in~cond| 0))} {23853#(and (< main_~y~0 (* main_~x~0 2)) (= main_~s~0 1) (< main_~x~0 main_~y~0) (= main_~b~0 (+ main_~y~0 (* (- 1) main_~x~0))) (= (* (- 1) main_~q~0) 1) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~xy~0 (* main_~y~0 main_~x~0)))} #95#return; {23853#(and (< main_~y~0 (* main_~x~0 2)) (= main_~s~0 1) (< main_~x~0 main_~y~0) (= main_~b~0 (+ main_~y~0 (* (- 1) main_~x~0))) (= (* (- 1) main_~q~0) 1) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~xy~0 (* main_~y~0 main_~x~0)))} is VALID [2022-04-28 12:33:10,518 INFO L272 TraceCheckUtils]: 128: Hoare triple {23853#(and (< main_~y~0 (* main_~x~0 2)) (= main_~s~0 1) (< main_~x~0 main_~y~0) (= main_~b~0 (+ main_~y~0 (* (- 1) main_~x~0))) (= (* (- 1) main_~q~0) 1) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~xy~0 (* main_~y~0 main_~x~0)))} call __VERIFIER_assert((if 0 == ~q~0 * ~xy~0 + ~s~0 * ~yy~0 - ~q~0 * ~x~0 - ~b~0 * ~y~0 - ~s~0 * ~y~0 + ~b~0 then 1 else 0)); {23911#(<= 1 |__VERIFIER_assert_#in~cond|)} is VALID [2022-04-28 12:33:10,519 INFO L290 TraceCheckUtils]: 129: Hoare triple {23911#(<= 1 |__VERIFIER_assert_#in~cond|)} ~cond := #in~cond; {23915#(<= 1 __VERIFIER_assert_~cond)} is VALID [2022-04-28 12:33:10,519 INFO L290 TraceCheckUtils]: 130: Hoare triple {23915#(<= 1 __VERIFIER_assert_~cond)} assume 0 == ~cond; {23510#false} is VALID [2022-04-28 12:33:10,519 INFO L290 TraceCheckUtils]: 131: Hoare triple {23510#false} assume !false; {23510#false} is VALID [2022-04-28 12:33:10,520 INFO L134 CoverageAnalysis]: Checked inductivity of 550 backedges. 121 proven. 114 refuted. 0 times theorem prover too weak. 315 trivial. 0 not checked. [2022-04-28 12:33:10,520 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-28 12:35:40,255 WARN L855 $PredicateComparison]: unable to prove that (let ((.cse7 (* c_main_~s~0 c_main_~k~0)) (.cse8 (* (- 1) c_main_~q~0 c_main_~k~0))) (let ((.cse11 (* (- 1) c_main_~q~0 c_main_~x~0 c_main_~k~0)) (.cse13 (* (- 1) c_main_~s~0 c_main_~y~0)) (.cse14 (* (- 1) c_main_~s~0 c_main_~y~0 c_main_~k~0)) (.cse1 (* c_main_~p~0 c_main_~x~0)) (.cse0 (* c_main_~r~0 c_main_~y~0)) (.cse15 (* (- 1) c_main_~q~0 c_main_~x~0)) (.cse12 (+ c_main_~p~0 .cse8)) (.cse16 (+ c_main_~r~0 (* (- 1) .cse7)))) (let ((.cse9 (* .cse16 c_main_~y~0)) (.cse10 (* .cse12 c_main_~x~0)) (.cse2 (+ c_main_~b~0 .cse11 .cse13 .cse14 .cse1 .cse0 .cse15))) (or (<= (+ c_main_~b~0 (* 2 .cse0) (* 2 .cse1)) (+ (* (* c_main_~q~0 c_main_~x~0) 2) (* 2 (* c_main_~s~0 c_main_~y~0)) (* 2 (* c_main_~q~0 c_main_~x~0 c_main_~k~0)) (* 2 (* c_main_~s~0 c_main_~y~0 c_main_~k~0)))) (not (= c_main_~c~0 .cse2)) (let ((.cse4 (+ c_main_~q~0 (* (- 1) c_main_~p~0) (* (- 1) .cse8))) (.cse6 (+ c_main_~s~0 .cse7 (* (- 1) c_main_~r~0)))) (let ((.cse3 (* .cse6 c_main_~y~0)) (.cse5 (* .cse4 c_main_~x~0))) (= (+ .cse3 (* .cse4 c_main_~xy~0) .cse5 (* c_main_~yy~0 .cse6)) (+ (* (+ .cse3 .cse5) c_main_~y~0) .cse3 .cse5)))) (not (= (+ .cse9 .cse10) .cse2)) (not (= (+ c_main_~b~0 .cse11 (* c_main_~xy~0 .cse12) .cse13 .cse14 .cse1 .cse0 .cse15 (* c_main_~yy~0 .cse16)) (+ .cse9 .cse10 (* .cse2 c_main_~y~0)))))))) is different from true [2022-04-28 12:35:48,558 WARN L855 $PredicateComparison]: unable to prove that (let ((.cse7 (* c_main_~s~0 c_main_~k~0)) (.cse8 (* (- 1) c_main_~q~0 c_main_~k~0))) (let ((.cse11 (* (- 1) c_main_~q~0 c_main_~x~0 c_main_~k~0)) (.cse13 (* (- 1) c_main_~s~0 c_main_~y~0)) (.cse14 (* (- 1) c_main_~s~0 c_main_~y~0 c_main_~k~0)) (.cse1 (* c_main_~p~0 c_main_~x~0)) (.cse0 (* c_main_~r~0 c_main_~y~0)) (.cse15 (* (- 1) c_main_~q~0 c_main_~x~0)) (.cse12 (+ c_main_~p~0 .cse8)) (.cse16 (+ c_main_~r~0 (* (- 1) .cse7)))) (let ((.cse9 (* .cse16 c_main_~y~0)) (.cse10 (* .cse12 c_main_~x~0)) (.cse2 (+ c_main_~b~0 .cse11 .cse13 .cse14 .cse1 .cse0 .cse15))) (or (<= (+ c_main_~b~0 (* 2 .cse0) (* 2 .cse1)) (+ (* (* c_main_~q~0 c_main_~x~0) 2) (* 2 (* c_main_~s~0 c_main_~y~0)) (* 2 (* c_main_~q~0 c_main_~x~0 c_main_~k~0)) (* 2 (* c_main_~s~0 c_main_~y~0 c_main_~k~0)))) (not (= c_main_~c~0 .cse2)) (let ((.cse4 (+ c_main_~q~0 (* (- 1) c_main_~p~0) (* (- 1) .cse8))) (.cse6 (+ c_main_~s~0 .cse7 (* (- 1) c_main_~r~0)))) (let ((.cse3 (* .cse6 c_main_~y~0)) (.cse5 (* .cse4 c_main_~x~0))) (= (+ .cse3 (* .cse4 c_main_~xy~0) .cse5 (* c_main_~yy~0 .cse6)) (+ (* (+ .cse3 .cse5) c_main_~y~0) .cse3 .cse5)))) (not (= (+ .cse9 .cse10) .cse2)) (<= c_main_~b~0 c_main_~c~0) (not (= (+ c_main_~b~0 .cse11 (* c_main_~xy~0 .cse12) .cse13 .cse14 .cse1 .cse0 .cse15 (* c_main_~yy~0 .cse16)) (+ .cse9 .cse10 (* .cse2 c_main_~y~0)))))))) is different from true [2022-04-28 12:36:55,725 INFO L290 TraceCheckUtils]: 131: Hoare triple {23510#false} assume !false; {23510#false} is VALID [2022-04-28 12:36:55,725 INFO L290 TraceCheckUtils]: 130: Hoare triple {23915#(<= 1 __VERIFIER_assert_~cond)} assume 0 == ~cond; {23510#false} is VALID [2022-04-28 12:36:55,726 INFO L290 TraceCheckUtils]: 129: Hoare triple {23911#(<= 1 |__VERIFIER_assert_#in~cond|)} ~cond := #in~cond; {23915#(<= 1 __VERIFIER_assert_~cond)} is VALID [2022-04-28 12:36:55,726 INFO L272 TraceCheckUtils]: 128: Hoare triple {23931#(= (+ (* main_~b~0 main_~y~0) (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~s~0 main_~yy~0) main_~b~0 (* main_~q~0 main_~xy~0)))} call __VERIFIER_assert((if 0 == ~q~0 * ~xy~0 + ~s~0 * ~yy~0 - ~q~0 * ~x~0 - ~b~0 * ~y~0 - ~s~0 * ~y~0 + ~b~0 then 1 else 0)); {23911#(<= 1 |__VERIFIER_assert_#in~cond|)} is VALID [2022-04-28 12:36:55,727 INFO L284 TraceCheckUtils]: 127: Hoare quadruple {23679#(not (= |__VERIFIER_assert_#in~cond| 0))} {23935#(or (= (+ (* main_~b~0 main_~y~0) (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~s~0 main_~yy~0) main_~b~0 (* main_~q~0 main_~xy~0))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} #95#return; {23931#(= (+ (* main_~b~0 main_~y~0) (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~s~0 main_~yy~0) main_~b~0 (* main_~q~0 main_~xy~0)))} is VALID [2022-04-28 12:36:55,727 INFO L290 TraceCheckUtils]: 126: Hoare triple {23679#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {23679#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-28 12:36:55,728 INFO L290 TraceCheckUtils]: 125: Hoare triple {23945#(or (not (= |__VERIFIER_assert_#in~cond| 0)) (= __VERIFIER_assert_~cond 0))} assume !(0 == ~cond); {23679#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-28 12:36:55,728 INFO L290 TraceCheckUtils]: 124: Hoare triple {23509#true} ~cond := #in~cond; {23945#(or (not (= |__VERIFIER_assert_#in~cond| 0)) (= __VERIFIER_assert_~cond 0))} is VALID [2022-04-28 12:36:55,728 INFO L272 TraceCheckUtils]: 123: Hoare triple {23935#(or (= (+ (* main_~b~0 main_~y~0) (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~s~0 main_~yy~0) main_~b~0 (* main_~q~0 main_~xy~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)); {23509#true} is VALID [2022-04-28 12:36:55,729 INFO L284 TraceCheckUtils]: 122: Hoare quadruple {23509#true} {23935#(or (= (+ (* main_~b~0 main_~y~0) (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~s~0 main_~yy~0) main_~b~0 (* main_~q~0 main_~xy~0))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} #93#return; {23935#(or (= (+ (* main_~b~0 main_~y~0) (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~s~0 main_~yy~0) main_~b~0 (* main_~q~0 main_~xy~0))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} is VALID [2022-04-28 12:36:55,729 INFO L290 TraceCheckUtils]: 121: Hoare triple {23509#true} assume true; {23509#true} is VALID [2022-04-28 12:36:55,729 INFO L290 TraceCheckUtils]: 120: Hoare triple {23509#true} assume !(0 == ~cond); {23509#true} is VALID [2022-04-28 12:36:55,729 INFO L290 TraceCheckUtils]: 119: Hoare triple {23509#true} ~cond := #in~cond; {23509#true} is VALID [2022-04-28 12:36:55,729 INFO L272 TraceCheckUtils]: 118: Hoare triple {23935#(or (= (+ (* main_~b~0 main_~y~0) (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~s~0 main_~yy~0) main_~b~0 (* main_~q~0 main_~xy~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)); {23509#true} is VALID [2022-04-28 12:36:55,730 INFO L284 TraceCheckUtils]: 117: Hoare quadruple {23509#true} {23935#(or (= (+ (* main_~b~0 main_~y~0) (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~s~0 main_~yy~0) main_~b~0 (* main_~q~0 main_~xy~0))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} #91#return; {23935#(or (= (+ (* main_~b~0 main_~y~0) (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~s~0 main_~yy~0) main_~b~0 (* main_~q~0 main_~xy~0))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} is VALID [2022-04-28 12:36:55,730 INFO L290 TraceCheckUtils]: 116: Hoare triple {23509#true} assume true; {23509#true} is VALID [2022-04-28 12:36:55,730 INFO L290 TraceCheckUtils]: 115: Hoare triple {23509#true} assume !(0 == ~cond); {23509#true} is VALID [2022-04-28 12:36:55,730 INFO L290 TraceCheckUtils]: 114: Hoare triple {23509#true} ~cond := #in~cond; {23509#true} is VALID [2022-04-28 12:36:55,730 INFO L272 TraceCheckUtils]: 113: Hoare triple {23935#(or (= (+ (* main_~b~0 main_~y~0) (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~s~0 main_~yy~0) main_~b~0 (* main_~q~0 main_~xy~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)); {23509#true} is VALID [2022-04-28 12:36:55,730 INFO L290 TraceCheckUtils]: 112: Hoare triple {23935#(or (= (+ (* main_~b~0 main_~y~0) (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~s~0 main_~yy~0) main_~b~0 (* main_~q~0 main_~xy~0))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} assume !false; {23935#(or (= (+ (* main_~b~0 main_~y~0) (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~s~0 main_~yy~0) main_~b~0 (* main_~q~0 main_~xy~0))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} is VALID [2022-04-28 12:36:55,731 INFO L290 TraceCheckUtils]: 111: Hoare triple {23935#(or (= (+ (* main_~b~0 main_~y~0) (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~s~0 main_~yy~0) main_~b~0 (* main_~q~0 main_~xy~0))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} assume !!(0 != ~b~0);~c~0 := ~a~0;~k~0 := 0; {23935#(or (= (+ (* main_~b~0 main_~y~0) (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~s~0 main_~yy~0) main_~b~0 (* main_~q~0 main_~xy~0))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} is VALID [2022-04-28 12:36:55,731 INFO L290 TraceCheckUtils]: 110: Hoare triple {23935#(or (= (+ (* main_~b~0 main_~y~0) (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~s~0 main_~yy~0) main_~b~0 (* main_~q~0 main_~xy~0))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} assume !false; {23935#(or (= (+ (* main_~b~0 main_~y~0) (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~s~0 main_~yy~0) main_~b~0 (* main_~q~0 main_~xy~0))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} is VALID [2022-04-28 12:36:57,732 WARN L290 TraceCheckUtils]: 109: Hoare triple {23991#(or (= (+ (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0) (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~yy~0) (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~xy~0) (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~x~0)) (+ (* (+ (* (+ (* (* 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_~y~0) (* (+ (* (* 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))) (not (= (+ (* (+ (* (* 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; {23935#(or (= (+ (* main_~b~0 main_~y~0) (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~s~0 main_~yy~0) main_~b~0 (* main_~q~0 main_~xy~0))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} is UNKNOWN [2022-04-28 12:36:57,733 INFO L290 TraceCheckUtils]: 108: Hoare triple {23995#(or (= (+ (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0) (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~yy~0) (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~xy~0) (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~x~0)) (+ (* (+ (* (+ (* (* 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_~y~0) (* (+ (* (* 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_~b~0 main_~c~0) (not (= (+ (* (+ (* (* 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); {23991#(or (= (+ (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0) (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~yy~0) (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~xy~0) (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~x~0)) (+ (* (+ (* (+ (* (* 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_~y~0) (* (+ (* (* 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))) (not (= (+ (* (+ (* (* 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 [2022-04-28 12:36:57,735 INFO L284 TraceCheckUtils]: 107: Hoare quadruple {23679#(not (= |__VERIFIER_assert_#in~cond| 0))} {23999#(or (= (+ (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0) (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~yy~0) (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~xy~0) (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~x~0)) (+ (* (+ (* (+ (* (* 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_~y~0) (* (+ (* (* 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))) (not (= (+ (* main_~b~0 main_~y~0) (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~s~0 main_~yy~0) main_~b~0 (* main_~q~0 main_~xy~0)))) (<= main_~b~0 main_~c~0) (not (= (+ (* (+ (* (* 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)))} #97#return; {23995#(or (= (+ (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0) (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~yy~0) (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~xy~0) (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~x~0)) (+ (* (+ (* (+ (* (* 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_~y~0) (* (+ (* (* 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_~b~0 main_~c~0) (not (= (+ (* (+ (* (* 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 [2022-04-28 12:36:57,735 INFO L290 TraceCheckUtils]: 106: Hoare triple {23679#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {23679#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-28 12:36:57,735 INFO L290 TraceCheckUtils]: 105: Hoare triple {23945#(or (not (= |__VERIFIER_assert_#in~cond| 0)) (= __VERIFIER_assert_~cond 0))} assume !(0 == ~cond); {23679#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-28 12:36:57,736 INFO L290 TraceCheckUtils]: 104: Hoare triple {23509#true} ~cond := #in~cond; {23945#(or (not (= |__VERIFIER_assert_#in~cond| 0)) (= __VERIFIER_assert_~cond 0))} is VALID [2022-04-28 12:36:57,736 INFO L272 TraceCheckUtils]: 103: Hoare triple {23999#(or (= (+ (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0) (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~yy~0) (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~xy~0) (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~x~0)) (+ (* (+ (* (+ (* (* 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_~y~0) (* (+ (* (* 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))) (not (= (+ (* main_~b~0 main_~y~0) (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~s~0 main_~yy~0) main_~b~0 (* main_~q~0 main_~xy~0)))) (<= main_~b~0 main_~c~0) (not (= (+ (* (+ (* (* 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)))} call __VERIFIER_assert((if 0 == ~q~0 * ~xy~0 + ~s~0 * ~yy~0 - ~q~0 * ~x~0 - ~b~0 * ~y~0 - ~s~0 * ~y~0 + ~b~0 then 1 else 0)); {23509#true} is VALID [2022-04-28 12:36:57,737 INFO L284 TraceCheckUtils]: 102: Hoare quadruple {23679#(not (= |__VERIFIER_assert_#in~cond| 0))} {24015#(or (= (+ (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0) (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~yy~0) (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~xy~0) (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~x~0)) (+ (* (+ (* (+ (* (* 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_~y~0) (* (+ (* (* 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))) (not (= (+ (* main_~b~0 main_~y~0) (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~s~0 main_~yy~0) main_~b~0 (* main_~q~0 main_~xy~0)))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (<= main_~b~0 main_~c~0) (not (= (+ (* (+ (* (* 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)))} #95#return; {23999#(or (= (+ (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0) (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~yy~0) (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~xy~0) (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~x~0)) (+ (* (+ (* (+ (* (* 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_~y~0) (* (+ (* (* 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))) (not (= (+ (* main_~b~0 main_~y~0) (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~s~0 main_~yy~0) main_~b~0 (* main_~q~0 main_~xy~0)))) (<= main_~b~0 main_~c~0) (not (= (+ (* (+ (* (* 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 [2022-04-28 12:36:57,737 INFO L290 TraceCheckUtils]: 101: Hoare triple {23679#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {23679#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-28 12:36:57,738 INFO L290 TraceCheckUtils]: 100: Hoare triple {23945#(or (not (= |__VERIFIER_assert_#in~cond| 0)) (= __VERIFIER_assert_~cond 0))} assume !(0 == ~cond); {23679#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-28 12:36:57,738 INFO L290 TraceCheckUtils]: 99: Hoare triple {23509#true} ~cond := #in~cond; {23945#(or (not (= |__VERIFIER_assert_#in~cond| 0)) (= __VERIFIER_assert_~cond 0))} is VALID [2022-04-28 12:36:57,738 INFO L272 TraceCheckUtils]: 98: Hoare triple {24015#(or (= (+ (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0) (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~yy~0) (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~xy~0) (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~x~0)) (+ (* (+ (* (+ (* (* 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_~y~0) (* (+ (* (* 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))) (not (= (+ (* main_~b~0 main_~y~0) (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~s~0 main_~yy~0) main_~b~0 (* main_~q~0 main_~xy~0)))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (<= main_~b~0 main_~c~0) (not (= (+ (* (+ (* (* 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)))} call __VERIFIER_assert((if ~b~0 == ~x~0 * ~q~0 + ~y~0 * ~s~0 then 1 else 0)); {23509#true} is VALID [2022-04-28 12:36:57,739 INFO L284 TraceCheckUtils]: 97: Hoare quadruple {23509#true} {24015#(or (= (+ (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0) (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~yy~0) (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~xy~0) (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~x~0)) (+ (* (+ (* (+ (* (* 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_~y~0) (* (+ (* (* 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))) (not (= (+ (* main_~b~0 main_~y~0) (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~s~0 main_~yy~0) main_~b~0 (* main_~q~0 main_~xy~0)))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (<= main_~b~0 main_~c~0) (not (= (+ (* (+ (* (* 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)))} #93#return; {24015#(or (= (+ (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0) (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~yy~0) (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~xy~0) (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~x~0)) (+ (* (+ (* (+ (* (* 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_~y~0) (* (+ (* (* 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))) (not (= (+ (* main_~b~0 main_~y~0) (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~s~0 main_~yy~0) main_~b~0 (* main_~q~0 main_~xy~0)))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (<= main_~b~0 main_~c~0) (not (= (+ (* (+ (* (* 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 [2022-04-28 12:36:57,739 INFO L290 TraceCheckUtils]: 96: Hoare triple {23509#true} assume true; {23509#true} is VALID [2022-04-28 12:36:57,739 INFO L290 TraceCheckUtils]: 95: Hoare triple {23509#true} assume !(0 == ~cond); {23509#true} is VALID [2022-04-28 12:36:57,739 INFO L290 TraceCheckUtils]: 94: Hoare triple {23509#true} ~cond := #in~cond; {23509#true} is VALID [2022-04-28 12:36:57,740 INFO L272 TraceCheckUtils]: 93: Hoare triple {24015#(or (= (+ (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0) (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~yy~0) (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~xy~0) (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~x~0)) (+ (* (+ (* (+ (* (* 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_~y~0) (* (+ (* (* 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))) (not (= (+ (* main_~b~0 main_~y~0) (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~s~0 main_~yy~0) main_~b~0 (* main_~q~0 main_~xy~0)))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (<= main_~b~0 main_~c~0) (not (= (+ (* (+ (* (* 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)))} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {23509#true} is VALID [2022-04-28 12:36:57,740 INFO L284 TraceCheckUtils]: 92: Hoare quadruple {23509#true} {24015#(or (= (+ (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0) (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~yy~0) (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~xy~0) (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~x~0)) (+ (* (+ (* (+ (* (* 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_~y~0) (* (+ (* (* 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))) (not (= (+ (* main_~b~0 main_~y~0) (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~s~0 main_~yy~0) main_~b~0 (* main_~q~0 main_~xy~0)))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (<= main_~b~0 main_~c~0) (not (= (+ (* (+ (* (* 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)))} #91#return; {24015#(or (= (+ (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0) (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~yy~0) (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~xy~0) (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~x~0)) (+ (* (+ (* (+ (* (* 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_~y~0) (* (+ (* (* 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))) (not (= (+ (* main_~b~0 main_~y~0) (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~s~0 main_~yy~0) main_~b~0 (* main_~q~0 main_~xy~0)))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (<= main_~b~0 main_~c~0) (not (= (+ (* (+ (* (* 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 [2022-04-28 12:36:57,741 INFO L290 TraceCheckUtils]: 91: Hoare triple {23509#true} assume true; {23509#true} is VALID [2022-04-28 12:36:57,741 INFO L290 TraceCheckUtils]: 90: Hoare triple {23509#true} assume !(0 == ~cond); {23509#true} is VALID [2022-04-28 12:36:57,741 INFO L290 TraceCheckUtils]: 89: Hoare triple {23509#true} ~cond := #in~cond; {23509#true} is VALID [2022-04-28 12:36:57,741 INFO L272 TraceCheckUtils]: 88: Hoare triple {24015#(or (= (+ (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0) (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~yy~0) (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~xy~0) (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~x~0)) (+ (* (+ (* (+ (* (* 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_~y~0) (* (+ (* (* 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))) (not (= (+ (* main_~b~0 main_~y~0) (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~s~0 main_~yy~0) main_~b~0 (* main_~q~0 main_~xy~0)))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (<= main_~b~0 main_~c~0) (not (= (+ (* (+ (* (* 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)))} call __VERIFIER_assert((if ~a~0 == ~k~0 * ~b~0 + ~c~0 then 1 else 0)); {23509#true} is VALID [2022-04-28 12:36:57,741 INFO L290 TraceCheckUtils]: 87: Hoare triple {24015#(or (= (+ (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0) (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~yy~0) (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~xy~0) (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~x~0)) (+ (* (+ (* (+ (* (* 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_~y~0) (* (+ (* (* 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))) (not (= (+ (* main_~b~0 main_~y~0) (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~s~0 main_~yy~0) main_~b~0 (* main_~q~0 main_~xy~0)))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (<= main_~b~0 main_~c~0) (not (= (+ (* (+ (* (* 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; {24015#(or (= (+ (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0) (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~yy~0) (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~xy~0) (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~x~0)) (+ (* (+ (* (+ (* (* 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_~y~0) (* (+ (* (* 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))) (not (= (+ (* main_~b~0 main_~y~0) (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~s~0 main_~yy~0) main_~b~0 (* main_~q~0 main_~xy~0)))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (<= main_~b~0 main_~c~0) (not (= (+ (* (+ (* (* 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 [2022-04-28 12:36:57,828 INFO L290 TraceCheckUtils]: 86: Hoare triple {24064#(or (<= (* main_~b~0 2) main_~c~0) (= (+ (* 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_~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_~y~0)) (+ (* main_~x~0 (+ main_~p~0 (* (- 1) (+ main_~k~0 1) main_~q~0))) (* (+ main_~p~0 (* (- 1) (+ main_~k~0 1) main_~q~0)) main_~xy~0) (* (+ main_~r~0 (* (* (+ main_~k~0 1) main_~s~0) (- 1))) main_~yy~0) (* main_~y~0 (+ main_~r~0 (* (* (+ main_~k~0 1) main_~s~0) (- 1)))))) (not (= (+ (* main_~b~0 main_~y~0) (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~s~0 main_~yy~0) main_~b~0 (* main_~q~0 main_~xy~0)))) (not (= (+ (* 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_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} assume !!(~c~0 >= ~b~0);~c~0 := ~c~0 - ~b~0;~k~0 := 1 + ~k~0; {24015#(or (= (+ (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0) (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~yy~0) (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~xy~0) (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~x~0)) (+ (* (+ (* (+ (* (* 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_~y~0) (* (+ (* (* 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))) (not (= (+ (* main_~b~0 main_~y~0) (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~s~0 main_~yy~0) main_~b~0 (* main_~q~0 main_~xy~0)))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (<= main_~b~0 main_~c~0) (not (= (+ (* (+ (* (* 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 [2022-04-28 12:36:57,829 INFO L284 TraceCheckUtils]: 85: Hoare quadruple {23509#true} {24064#(or (<= (* main_~b~0 2) main_~c~0) (= (+ (* 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_~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_~y~0)) (+ (* main_~x~0 (+ main_~p~0 (* (- 1) (+ main_~k~0 1) main_~q~0))) (* (+ main_~p~0 (* (- 1) (+ main_~k~0 1) main_~q~0)) main_~xy~0) (* (+ main_~r~0 (* (* (+ main_~k~0 1) main_~s~0) (- 1))) main_~yy~0) (* main_~y~0 (+ main_~r~0 (* (* (+ main_~k~0 1) main_~s~0) (- 1)))))) (not (= (+ (* main_~b~0 main_~y~0) (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~s~0 main_~yy~0) main_~b~0 (* main_~q~0 main_~xy~0)))) (not (= (+ (* 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_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} #97#return; {24064#(or (<= (* main_~b~0 2) main_~c~0) (= (+ (* 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_~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_~y~0)) (+ (* main_~x~0 (+ main_~p~0 (* (- 1) (+ main_~k~0 1) main_~q~0))) (* (+ main_~p~0 (* (- 1) (+ main_~k~0 1) main_~q~0)) main_~xy~0) (* (+ main_~r~0 (* (* (+ main_~k~0 1) main_~s~0) (- 1))) main_~yy~0) (* main_~y~0 (+ main_~r~0 (* (* (+ main_~k~0 1) main_~s~0) (- 1)))))) (not (= (+ (* main_~b~0 main_~y~0) (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~s~0 main_~yy~0) main_~b~0 (* main_~q~0 main_~xy~0)))) (not (= (+ (* 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_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} is VALID [2022-04-28 12:36:57,829 INFO L290 TraceCheckUtils]: 84: Hoare triple {23509#true} assume true; {23509#true} is VALID [2022-04-28 12:36:57,829 INFO L290 TraceCheckUtils]: 83: Hoare triple {23509#true} assume !(0 == ~cond); {23509#true} is VALID [2022-04-28 12:36:57,829 INFO L290 TraceCheckUtils]: 82: Hoare triple {23509#true} ~cond := #in~cond; {23509#true} is VALID [2022-04-28 12:36:57,830 INFO L272 TraceCheckUtils]: 81: Hoare triple {24064#(or (<= (* main_~b~0 2) main_~c~0) (= (+ (* 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_~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_~y~0)) (+ (* main_~x~0 (+ main_~p~0 (* (- 1) (+ main_~k~0 1) main_~q~0))) (* (+ main_~p~0 (* (- 1) (+ main_~k~0 1) main_~q~0)) main_~xy~0) (* (+ main_~r~0 (* (* (+ main_~k~0 1) main_~s~0) (- 1))) main_~yy~0) (* main_~y~0 (+ main_~r~0 (* (* (+ main_~k~0 1) main_~s~0) (- 1)))))) (not (= (+ (* main_~b~0 main_~y~0) (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~s~0 main_~yy~0) main_~b~0 (* main_~q~0 main_~xy~0)))) (not (= (+ (* 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_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} call __VERIFIER_assert((if 0 == ~q~0 * ~xy~0 + ~s~0 * ~yy~0 - ~q~0 * ~x~0 - ~b~0 * ~y~0 - ~s~0 * ~y~0 + ~b~0 then 1 else 0)); {23509#true} is VALID [2022-04-28 12:36:57,830 INFO L284 TraceCheckUtils]: 80: Hoare quadruple {23509#true} {24064#(or (<= (* main_~b~0 2) main_~c~0) (= (+ (* 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_~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_~y~0)) (+ (* main_~x~0 (+ main_~p~0 (* (- 1) (+ main_~k~0 1) main_~q~0))) (* (+ main_~p~0 (* (- 1) (+ main_~k~0 1) main_~q~0)) main_~xy~0) (* (+ main_~r~0 (* (* (+ main_~k~0 1) main_~s~0) (- 1))) main_~yy~0) (* main_~y~0 (+ main_~r~0 (* (* (+ main_~k~0 1) main_~s~0) (- 1)))))) (not (= (+ (* main_~b~0 main_~y~0) (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~s~0 main_~yy~0) main_~b~0 (* main_~q~0 main_~xy~0)))) (not (= (+ (* 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_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} #95#return; {24064#(or (<= (* main_~b~0 2) main_~c~0) (= (+ (* 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_~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_~y~0)) (+ (* main_~x~0 (+ main_~p~0 (* (- 1) (+ main_~k~0 1) main_~q~0))) (* (+ main_~p~0 (* (- 1) (+ main_~k~0 1) main_~q~0)) main_~xy~0) (* (+ main_~r~0 (* (* (+ main_~k~0 1) main_~s~0) (- 1))) main_~yy~0) (* main_~y~0 (+ main_~r~0 (* (* (+ main_~k~0 1) main_~s~0) (- 1)))))) (not (= (+ (* main_~b~0 main_~y~0) (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~s~0 main_~yy~0) main_~b~0 (* main_~q~0 main_~xy~0)))) (not (= (+ (* 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_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} is VALID [2022-04-28 12:36:57,830 INFO L290 TraceCheckUtils]: 79: Hoare triple {23509#true} assume true; {23509#true} is VALID [2022-04-28 12:36:57,830 INFO L290 TraceCheckUtils]: 78: Hoare triple {23509#true} assume !(0 == ~cond); {23509#true} is VALID [2022-04-28 12:36:57,830 INFO L290 TraceCheckUtils]: 77: Hoare triple {23509#true} ~cond := #in~cond; {23509#true} is VALID [2022-04-28 12:36:57,831 INFO L272 TraceCheckUtils]: 76: Hoare triple {24064#(or (<= (* main_~b~0 2) main_~c~0) (= (+ (* 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_~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_~y~0)) (+ (* main_~x~0 (+ main_~p~0 (* (- 1) (+ main_~k~0 1) main_~q~0))) (* (+ main_~p~0 (* (- 1) (+ main_~k~0 1) main_~q~0)) main_~xy~0) (* (+ main_~r~0 (* (* (+ main_~k~0 1) main_~s~0) (- 1))) main_~yy~0) (* main_~y~0 (+ main_~r~0 (* (* (+ main_~k~0 1) main_~s~0) (- 1)))))) (not (= (+ (* main_~b~0 main_~y~0) (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~s~0 main_~yy~0) main_~b~0 (* main_~q~0 main_~xy~0)))) (not (= (+ (* 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_~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)); {23509#true} is VALID [2022-04-28 12:36:57,831 INFO L284 TraceCheckUtils]: 75: Hoare quadruple {23509#true} {24064#(or (<= (* main_~b~0 2) main_~c~0) (= (+ (* 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_~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_~y~0)) (+ (* main_~x~0 (+ main_~p~0 (* (- 1) (+ main_~k~0 1) main_~q~0))) (* (+ main_~p~0 (* (- 1) (+ main_~k~0 1) main_~q~0)) main_~xy~0) (* (+ main_~r~0 (* (* (+ main_~k~0 1) main_~s~0) (- 1))) main_~yy~0) (* main_~y~0 (+ main_~r~0 (* (* (+ main_~k~0 1) main_~s~0) (- 1)))))) (not (= (+ (* main_~b~0 main_~y~0) (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~s~0 main_~yy~0) main_~b~0 (* main_~q~0 main_~xy~0)))) (not (= (+ (* 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_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} #93#return; {24064#(or (<= (* main_~b~0 2) main_~c~0) (= (+ (* 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_~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_~y~0)) (+ (* main_~x~0 (+ main_~p~0 (* (- 1) (+ main_~k~0 1) main_~q~0))) (* (+ main_~p~0 (* (- 1) (+ main_~k~0 1) main_~q~0)) main_~xy~0) (* (+ main_~r~0 (* (* (+ main_~k~0 1) main_~s~0) (- 1))) main_~yy~0) (* main_~y~0 (+ main_~r~0 (* (* (+ main_~k~0 1) main_~s~0) (- 1)))))) (not (= (+ (* main_~b~0 main_~y~0) (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~s~0 main_~yy~0) main_~b~0 (* main_~q~0 main_~xy~0)))) (not (= (+ (* 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_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} is VALID [2022-04-28 12:36:57,831 INFO L290 TraceCheckUtils]: 74: Hoare triple {23509#true} assume true; {23509#true} is VALID [2022-04-28 12:36:57,831 INFO L290 TraceCheckUtils]: 73: Hoare triple {23509#true} assume !(0 == ~cond); {23509#true} is VALID [2022-04-28 12:36:57,832 INFO L290 TraceCheckUtils]: 72: Hoare triple {23509#true} ~cond := #in~cond; {23509#true} is VALID [2022-04-28 12:36:57,832 INFO L272 TraceCheckUtils]: 71: Hoare triple {24064#(or (<= (* main_~b~0 2) main_~c~0) (= (+ (* 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_~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_~y~0)) (+ (* main_~x~0 (+ main_~p~0 (* (- 1) (+ main_~k~0 1) main_~q~0))) (* (+ main_~p~0 (* (- 1) (+ main_~k~0 1) main_~q~0)) main_~xy~0) (* (+ main_~r~0 (* (* (+ main_~k~0 1) main_~s~0) (- 1))) main_~yy~0) (* main_~y~0 (+ main_~r~0 (* (* (+ main_~k~0 1) main_~s~0) (- 1)))))) (not (= (+ (* main_~b~0 main_~y~0) (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~s~0 main_~yy~0) main_~b~0 (* main_~q~0 main_~xy~0)))) (not (= (+ (* 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_~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)); {23509#true} is VALID [2022-04-28 12:36:57,832 INFO L284 TraceCheckUtils]: 70: Hoare quadruple {23509#true} {24064#(or (<= (* main_~b~0 2) main_~c~0) (= (+ (* 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_~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_~y~0)) (+ (* main_~x~0 (+ main_~p~0 (* (- 1) (+ main_~k~0 1) main_~q~0))) (* (+ main_~p~0 (* (- 1) (+ main_~k~0 1) main_~q~0)) main_~xy~0) (* (+ main_~r~0 (* (* (+ main_~k~0 1) main_~s~0) (- 1))) main_~yy~0) (* main_~y~0 (+ main_~r~0 (* (* (+ main_~k~0 1) main_~s~0) (- 1)))))) (not (= (+ (* main_~b~0 main_~y~0) (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~s~0 main_~yy~0) main_~b~0 (* main_~q~0 main_~xy~0)))) (not (= (+ (* 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_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} #91#return; {24064#(or (<= (* main_~b~0 2) main_~c~0) (= (+ (* 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_~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_~y~0)) (+ (* main_~x~0 (+ main_~p~0 (* (- 1) (+ main_~k~0 1) main_~q~0))) (* (+ main_~p~0 (* (- 1) (+ main_~k~0 1) main_~q~0)) main_~xy~0) (* (+ main_~r~0 (* (* (+ main_~k~0 1) main_~s~0) (- 1))) main_~yy~0) (* main_~y~0 (+ main_~r~0 (* (* (+ main_~k~0 1) main_~s~0) (- 1)))))) (not (= (+ (* main_~b~0 main_~y~0) (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~s~0 main_~yy~0) main_~b~0 (* main_~q~0 main_~xy~0)))) (not (= (+ (* 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_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} is VALID [2022-04-28 12:36:57,832 INFO L290 TraceCheckUtils]: 69: Hoare triple {23509#true} assume true; {23509#true} is VALID [2022-04-28 12:36:57,832 INFO L290 TraceCheckUtils]: 68: Hoare triple {23509#true} assume !(0 == ~cond); {23509#true} is VALID [2022-04-28 12:36:57,833 INFO L290 TraceCheckUtils]: 67: Hoare triple {23509#true} ~cond := #in~cond; {23509#true} is VALID [2022-04-28 12:36:57,833 INFO L272 TraceCheckUtils]: 66: Hoare triple {24064#(or (<= (* main_~b~0 2) main_~c~0) (= (+ (* 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_~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_~y~0)) (+ (* main_~x~0 (+ main_~p~0 (* (- 1) (+ main_~k~0 1) main_~q~0))) (* (+ main_~p~0 (* (- 1) (+ main_~k~0 1) main_~q~0)) main_~xy~0) (* (+ main_~r~0 (* (* (+ main_~k~0 1) main_~s~0) (- 1))) main_~yy~0) (* main_~y~0 (+ main_~r~0 (* (* (+ main_~k~0 1) main_~s~0) (- 1)))))) (not (= (+ (* main_~b~0 main_~y~0) (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~s~0 main_~yy~0) main_~b~0 (* main_~q~0 main_~xy~0)))) (not (= (+ (* 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_~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)); {23509#true} is VALID [2022-04-28 12:36:57,833 INFO L290 TraceCheckUtils]: 65: Hoare triple {24064#(or (<= (* main_~b~0 2) main_~c~0) (= (+ (* 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_~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_~y~0)) (+ (* main_~x~0 (+ main_~p~0 (* (- 1) (+ main_~k~0 1) main_~q~0))) (* (+ main_~p~0 (* (- 1) (+ main_~k~0 1) main_~q~0)) main_~xy~0) (* (+ main_~r~0 (* (* (+ main_~k~0 1) main_~s~0) (- 1))) main_~yy~0) (* main_~y~0 (+ main_~r~0 (* (* (+ main_~k~0 1) main_~s~0) (- 1)))))) (not (= (+ (* main_~b~0 main_~y~0) (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~s~0 main_~yy~0) main_~b~0 (* main_~q~0 main_~xy~0)))) (not (= (+ (* 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_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} assume !false; {24064#(or (<= (* main_~b~0 2) main_~c~0) (= (+ (* 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_~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_~y~0)) (+ (* main_~x~0 (+ main_~p~0 (* (- 1) (+ main_~k~0 1) main_~q~0))) (* (+ main_~p~0 (* (- 1) (+ main_~k~0 1) main_~q~0)) main_~xy~0) (* (+ main_~r~0 (* (* (+ main_~k~0 1) main_~s~0) (- 1))) main_~yy~0) (* main_~y~0 (+ main_~r~0 (* (* (+ main_~k~0 1) main_~s~0) (- 1)))))) (not (= (+ (* main_~b~0 main_~y~0) (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~s~0 main_~yy~0) main_~b~0 (* main_~q~0 main_~xy~0)))) (not (= (+ (* 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_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} is VALID [2022-04-28 12:36:57,834 INFO L290 TraceCheckUtils]: 64: Hoare triple {24131#(or (not (= (+ (* main_~b~0 main_~y~0) (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~s~0 main_~yy~0) main_~b~0 (* main_~q~0 main_~xy~0)))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (= (+ (* (+ main_~r~0 (* (- 1) main_~s~0)) main_~yy~0) (* (+ main_~r~0 (* (- 1) main_~s~0)) main_~y~0) (* main_~x~0 (+ main_~p~0 (* (- 1) main_~q~0))) (* main_~xy~0 (+ main_~p~0 (* (- 1) main_~q~0)))) (+ (* (+ main_~r~0 (* (- 1) main_~s~0)) main_~y~0) (* main_~x~0 (+ main_~p~0 (* (- 1) main_~q~0))) (* (+ (* (+ main_~r~0 (* (- 1) main_~s~0)) main_~y~0) (* main_~x~0 (+ main_~p~0 (* (- 1) main_~q~0)))) main_~y~0))) (not (= (+ main_~a~0 (* (- 1) main_~b~0)) (+ (* (+ main_~r~0 (* (- 1) main_~s~0)) main_~y~0) (* main_~x~0 (+ main_~p~0 (* (- 1) main_~q~0)))))) (<= (* main_~b~0 2) main_~a~0))} assume !!(0 != ~b~0);~c~0 := ~a~0;~k~0 := 0; {24064#(or (<= (* main_~b~0 2) main_~c~0) (= (+ (* 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_~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_~y~0)) (+ (* main_~x~0 (+ main_~p~0 (* (- 1) (+ main_~k~0 1) main_~q~0))) (* (+ main_~p~0 (* (- 1) (+ main_~k~0 1) main_~q~0)) main_~xy~0) (* (+ main_~r~0 (* (* (+ main_~k~0 1) main_~s~0) (- 1))) main_~yy~0) (* main_~y~0 (+ main_~r~0 (* (* (+ main_~k~0 1) main_~s~0) (- 1)))))) (not (= (+ (* main_~b~0 main_~y~0) (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~s~0 main_~yy~0) main_~b~0 (* main_~q~0 main_~xy~0)))) (not (= (+ (* 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_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} is VALID [2022-04-28 12:36:57,835 INFO L290 TraceCheckUtils]: 63: Hoare triple {24131#(or (not (= (+ (* main_~b~0 main_~y~0) (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~s~0 main_~yy~0) main_~b~0 (* main_~q~0 main_~xy~0)))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (= (+ (* (+ main_~r~0 (* (- 1) main_~s~0)) main_~yy~0) (* (+ main_~r~0 (* (- 1) main_~s~0)) main_~y~0) (* main_~x~0 (+ main_~p~0 (* (- 1) main_~q~0))) (* main_~xy~0 (+ main_~p~0 (* (- 1) main_~q~0)))) (+ (* (+ main_~r~0 (* (- 1) main_~s~0)) main_~y~0) (* main_~x~0 (+ main_~p~0 (* (- 1) main_~q~0))) (* (+ (* (+ main_~r~0 (* (- 1) main_~s~0)) main_~y~0) (* main_~x~0 (+ main_~p~0 (* (- 1) main_~q~0)))) main_~y~0))) (not (= (+ main_~a~0 (* (- 1) main_~b~0)) (+ (* (+ main_~r~0 (* (- 1) main_~s~0)) main_~y~0) (* main_~x~0 (+ main_~p~0 (* (- 1) main_~q~0)))))) (<= (* main_~b~0 2) main_~a~0))} assume !false; {24131#(or (not (= (+ (* main_~b~0 main_~y~0) (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~s~0 main_~yy~0) main_~b~0 (* main_~q~0 main_~xy~0)))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (= (+ (* (+ main_~r~0 (* (- 1) main_~s~0)) main_~yy~0) (* (+ main_~r~0 (* (- 1) main_~s~0)) main_~y~0) (* main_~x~0 (+ main_~p~0 (* (- 1) main_~q~0))) (* main_~xy~0 (+ main_~p~0 (* (- 1) main_~q~0)))) (+ (* (+ main_~r~0 (* (- 1) main_~s~0)) main_~y~0) (* main_~x~0 (+ main_~p~0 (* (- 1) main_~q~0))) (* (+ (* (+ main_~r~0 (* (- 1) main_~s~0)) main_~y~0) (* main_~x~0 (+ main_~p~0 (* (- 1) main_~q~0)))) main_~y~0))) (not (= (+ main_~a~0 (* (- 1) main_~b~0)) (+ (* (+ main_~r~0 (* (- 1) main_~s~0)) main_~y~0) (* main_~x~0 (+ main_~p~0 (* (- 1) main_~q~0)))))) (<= (* main_~b~0 2) main_~a~0))} is VALID [2022-04-28 12:36:59,838 WARN L290 TraceCheckUtils]: 62: Hoare triple {24138#(or (= (+ (* main_~x~0 (+ main_~q~0 (* (- 1) (* (- 1) main_~q~0 main_~k~0)) (* (- 1) main_~p~0))) (* (+ (* main_~k~0 main_~s~0) main_~s~0 (* (- 1) main_~r~0)) main_~yy~0) (* main_~xy~0 (+ main_~q~0 (* (- 1) (* (- 1) main_~q~0 main_~k~0)) (* (- 1) main_~p~0))) (* (+ (* main_~k~0 main_~s~0) main_~s~0 (* (- 1) main_~r~0)) main_~y~0)) (+ (* main_~x~0 (+ main_~q~0 (* (- 1) (* (- 1) main_~q~0 main_~k~0)) (* (- 1) main_~p~0))) (* (+ (* main_~x~0 (+ main_~q~0 (* (- 1) (* (- 1) main_~q~0 main_~k~0)) (* (- 1) main_~p~0))) (* (+ (* main_~k~0 main_~s~0) main_~s~0 (* (- 1) main_~r~0)) main_~y~0)) main_~y~0) (* (+ (* main_~k~0 main_~s~0) main_~s~0 (* (- 1) main_~r~0)) main_~y~0))) (<= (+ main_~b~0 (* (* main_~y~0 main_~r~0) 2) (* 2 (* main_~p~0 main_~x~0))) (+ (* 2 (* main_~y~0 main_~s~0)) (* (* main_~q~0 main_~x~0) 2) (* 2 (* main_~q~0 main_~k~0 main_~x~0)) (* (* main_~k~0 main_~y~0 main_~s~0) 2))) (not (= (+ (* (+ (* (* 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)) (+ (* (- 1) main_~y~0 main_~s~0) (* (- 1) main_~k~0 main_~y~0 main_~s~0) (* main_~y~0 main_~r~0) main_~b~0 (* (- 1) main_~q~0 main_~x~0) (* (- 1) main_~q~0 main_~k~0 main_~x~0) (* main_~p~0 main_~x~0)))) (not (= main_~c~0 (+ (* (- 1) main_~y~0 main_~s~0) (* (- 1) main_~k~0 main_~y~0 main_~s~0) (* main_~y~0 main_~r~0) main_~b~0 (* (- 1) main_~q~0 main_~x~0) (* (- 1) main_~q~0 main_~k~0 main_~x~0) (* main_~p~0 main_~x~0)))) (not (= (+ (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0) (* main_~y~0 (+ (* (- 1) main_~y~0 main_~s~0) (* (- 1) main_~k~0 main_~y~0 main_~s~0) (* main_~y~0 main_~r~0) main_~b~0 (* (- 1) main_~q~0 main_~x~0) (* (- 1) main_~q~0 main_~k~0 main_~x~0) (* main_~p~0 main_~x~0))) (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~x~0)) (+ (* (- 1) main_~y~0 main_~s~0) (* (- 1) main_~k~0 main_~y~0 main_~s~0) (* main_~y~0 main_~r~0) (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~yy~0) main_~b~0 (* (- 1) main_~q~0 main_~x~0) (* (- 1) main_~q~0 main_~k~0 main_~x~0) (* main_~p~0 main_~x~0) (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~xy~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; {24131#(or (not (= (+ (* main_~b~0 main_~y~0) (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~s~0 main_~yy~0) main_~b~0 (* main_~q~0 main_~xy~0)))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (= (+ (* (+ main_~r~0 (* (- 1) main_~s~0)) main_~yy~0) (* (+ main_~r~0 (* (- 1) main_~s~0)) main_~y~0) (* main_~x~0 (+ main_~p~0 (* (- 1) main_~q~0))) (* main_~xy~0 (+ main_~p~0 (* (- 1) main_~q~0)))) (+ (* (+ main_~r~0 (* (- 1) main_~s~0)) main_~y~0) (* main_~x~0 (+ main_~p~0 (* (- 1) main_~q~0))) (* (+ (* (+ main_~r~0 (* (- 1) main_~s~0)) main_~y~0) (* main_~x~0 (+ main_~p~0 (* (- 1) main_~q~0)))) main_~y~0))) (not (= (+ main_~a~0 (* (- 1) main_~b~0)) (+ (* (+ main_~r~0 (* (- 1) main_~s~0)) main_~y~0) (* main_~x~0 (+ main_~p~0 (* (- 1) main_~q~0)))))) (<= (* main_~b~0 2) main_~a~0))} is UNKNOWN [2022-04-28 12:36:59,840 INFO L290 TraceCheckUtils]: 61: Hoare triple {24142#(or (= (+ (* main_~x~0 (+ main_~q~0 (* (- 1) (* (- 1) main_~q~0 main_~k~0)) (* (- 1) main_~p~0))) (* (+ (* main_~k~0 main_~s~0) main_~s~0 (* (- 1) main_~r~0)) main_~yy~0) (* main_~xy~0 (+ main_~q~0 (* (- 1) (* (- 1) main_~q~0 main_~k~0)) (* (- 1) main_~p~0))) (* (+ (* main_~k~0 main_~s~0) main_~s~0 (* (- 1) main_~r~0)) main_~y~0)) (+ (* main_~x~0 (+ main_~q~0 (* (- 1) (* (- 1) main_~q~0 main_~k~0)) (* (- 1) main_~p~0))) (* (+ (* main_~x~0 (+ main_~q~0 (* (- 1) (* (- 1) main_~q~0 main_~k~0)) (* (- 1) main_~p~0))) (* (+ (* main_~k~0 main_~s~0) main_~s~0 (* (- 1) main_~r~0)) main_~y~0)) main_~y~0) (* (+ (* main_~k~0 main_~s~0) main_~s~0 (* (- 1) main_~r~0)) main_~y~0))) (<= (+ main_~b~0 (* (* main_~y~0 main_~r~0) 2) (* 2 (* main_~p~0 main_~x~0))) (+ (* 2 (* main_~y~0 main_~s~0)) (* (* main_~q~0 main_~x~0) 2) (* 2 (* main_~q~0 main_~k~0 main_~x~0)) (* (* main_~k~0 main_~y~0 main_~s~0) 2))) (not (= (+ (* (+ (* (* 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)) (+ (* (- 1) main_~y~0 main_~s~0) (* (- 1) main_~k~0 main_~y~0 main_~s~0) (* main_~y~0 main_~r~0) main_~b~0 (* (- 1) main_~q~0 main_~x~0) (* (- 1) main_~q~0 main_~k~0 main_~x~0) (* main_~p~0 main_~x~0)))) (not (= main_~c~0 (+ (* (- 1) main_~y~0 main_~s~0) (* (- 1) main_~k~0 main_~y~0 main_~s~0) (* main_~y~0 main_~r~0) main_~b~0 (* (- 1) main_~q~0 main_~x~0) (* (- 1) main_~q~0 main_~k~0 main_~x~0) (* main_~p~0 main_~x~0)))) (<= main_~b~0 main_~c~0) (not (= (+ (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0) (* main_~y~0 (+ (* (- 1) main_~y~0 main_~s~0) (* (- 1) main_~k~0 main_~y~0 main_~s~0) (* main_~y~0 main_~r~0) main_~b~0 (* (- 1) main_~q~0 main_~x~0) (* (- 1) main_~q~0 main_~k~0 main_~x~0) (* main_~p~0 main_~x~0))) (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~x~0)) (+ (* (- 1) main_~y~0 main_~s~0) (* (- 1) main_~k~0 main_~y~0 main_~s~0) (* main_~y~0 main_~r~0) (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~yy~0) main_~b~0 (* (- 1) main_~q~0 main_~x~0) (* (- 1) main_~q~0 main_~k~0 main_~x~0) (* main_~p~0 main_~x~0) (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~xy~0)))))} assume !(~c~0 >= ~b~0); {24138#(or (= (+ (* main_~x~0 (+ main_~q~0 (* (- 1) (* (- 1) main_~q~0 main_~k~0)) (* (- 1) main_~p~0))) (* (+ (* main_~k~0 main_~s~0) main_~s~0 (* (- 1) main_~r~0)) main_~yy~0) (* main_~xy~0 (+ main_~q~0 (* (- 1) (* (- 1) main_~q~0 main_~k~0)) (* (- 1) main_~p~0))) (* (+ (* main_~k~0 main_~s~0) main_~s~0 (* (- 1) main_~r~0)) main_~y~0)) (+ (* main_~x~0 (+ main_~q~0 (* (- 1) (* (- 1) main_~q~0 main_~k~0)) (* (- 1) main_~p~0))) (* (+ (* main_~x~0 (+ main_~q~0 (* (- 1) (* (- 1) main_~q~0 main_~k~0)) (* (- 1) main_~p~0))) (* (+ (* main_~k~0 main_~s~0) main_~s~0 (* (- 1) main_~r~0)) main_~y~0)) main_~y~0) (* (+ (* main_~k~0 main_~s~0) main_~s~0 (* (- 1) main_~r~0)) main_~y~0))) (<= (+ main_~b~0 (* (* main_~y~0 main_~r~0) 2) (* 2 (* main_~p~0 main_~x~0))) (+ (* 2 (* main_~y~0 main_~s~0)) (* (* main_~q~0 main_~x~0) 2) (* 2 (* main_~q~0 main_~k~0 main_~x~0)) (* (* main_~k~0 main_~y~0 main_~s~0) 2))) (not (= (+ (* (+ (* (* 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)) (+ (* (- 1) main_~y~0 main_~s~0) (* (- 1) main_~k~0 main_~y~0 main_~s~0) (* main_~y~0 main_~r~0) main_~b~0 (* (- 1) main_~q~0 main_~x~0) (* (- 1) main_~q~0 main_~k~0 main_~x~0) (* main_~p~0 main_~x~0)))) (not (= main_~c~0 (+ (* (- 1) main_~y~0 main_~s~0) (* (- 1) main_~k~0 main_~y~0 main_~s~0) (* main_~y~0 main_~r~0) main_~b~0 (* (- 1) main_~q~0 main_~x~0) (* (- 1) main_~q~0 main_~k~0 main_~x~0) (* main_~p~0 main_~x~0)))) (not (= (+ (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0) (* main_~y~0 (+ (* (- 1) main_~y~0 main_~s~0) (* (- 1) main_~k~0 main_~y~0 main_~s~0) (* main_~y~0 main_~r~0) main_~b~0 (* (- 1) main_~q~0 main_~x~0) (* (- 1) main_~q~0 main_~k~0 main_~x~0) (* main_~p~0 main_~x~0))) (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~x~0)) (+ (* (- 1) main_~y~0 main_~s~0) (* (- 1) main_~k~0 main_~y~0 main_~s~0) (* main_~y~0 main_~r~0) (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~yy~0) main_~b~0 (* (- 1) main_~q~0 main_~x~0) (* (- 1) main_~q~0 main_~k~0 main_~x~0) (* main_~p~0 main_~x~0) (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~xy~0)))))} is VALID [2022-04-28 12:36:59,842 INFO L284 TraceCheckUtils]: 60: Hoare quadruple {23679#(not (= |__VERIFIER_assert_#in~cond| 0))} {23509#true} #97#return; {24142#(or (= (+ (* main_~x~0 (+ main_~q~0 (* (- 1) (* (- 1) main_~q~0 main_~k~0)) (* (- 1) main_~p~0))) (* (+ (* main_~k~0 main_~s~0) main_~s~0 (* (- 1) main_~r~0)) main_~yy~0) (* main_~xy~0 (+ main_~q~0 (* (- 1) (* (- 1) main_~q~0 main_~k~0)) (* (- 1) main_~p~0))) (* (+ (* main_~k~0 main_~s~0) main_~s~0 (* (- 1) main_~r~0)) main_~y~0)) (+ (* main_~x~0 (+ main_~q~0 (* (- 1) (* (- 1) main_~q~0 main_~k~0)) (* (- 1) main_~p~0))) (* (+ (* main_~x~0 (+ main_~q~0 (* (- 1) (* (- 1) main_~q~0 main_~k~0)) (* (- 1) main_~p~0))) (* (+ (* main_~k~0 main_~s~0) main_~s~0 (* (- 1) main_~r~0)) main_~y~0)) main_~y~0) (* (+ (* main_~k~0 main_~s~0) main_~s~0 (* (- 1) main_~r~0)) main_~y~0))) (<= (+ main_~b~0 (* (* main_~y~0 main_~r~0) 2) (* 2 (* main_~p~0 main_~x~0))) (+ (* 2 (* main_~y~0 main_~s~0)) (* (* main_~q~0 main_~x~0) 2) (* 2 (* main_~q~0 main_~k~0 main_~x~0)) (* (* main_~k~0 main_~y~0 main_~s~0) 2))) (not (= (+ (* (+ (* (* 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)) (+ (* (- 1) main_~y~0 main_~s~0) (* (- 1) main_~k~0 main_~y~0 main_~s~0) (* main_~y~0 main_~r~0) main_~b~0 (* (- 1) main_~q~0 main_~x~0) (* (- 1) main_~q~0 main_~k~0 main_~x~0) (* main_~p~0 main_~x~0)))) (not (= main_~c~0 (+ (* (- 1) main_~y~0 main_~s~0) (* (- 1) main_~k~0 main_~y~0 main_~s~0) (* main_~y~0 main_~r~0) main_~b~0 (* (- 1) main_~q~0 main_~x~0) (* (- 1) main_~q~0 main_~k~0 main_~x~0) (* main_~p~0 main_~x~0)))) (<= main_~b~0 main_~c~0) (not (= (+ (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0) (* main_~y~0 (+ (* (- 1) main_~y~0 main_~s~0) (* (- 1) main_~k~0 main_~y~0 main_~s~0) (* main_~y~0 main_~r~0) main_~b~0 (* (- 1) main_~q~0 main_~x~0) (* (- 1) main_~q~0 main_~k~0 main_~x~0) (* main_~p~0 main_~x~0))) (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~x~0)) (+ (* (- 1) main_~y~0 main_~s~0) (* (- 1) main_~k~0 main_~y~0 main_~s~0) (* main_~y~0 main_~r~0) (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~yy~0) main_~b~0 (* (- 1) main_~q~0 main_~x~0) (* (- 1) main_~q~0 main_~k~0 main_~x~0) (* main_~p~0 main_~x~0) (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~xy~0)))))} is VALID [2022-04-28 12:36:59,842 INFO L290 TraceCheckUtils]: 59: Hoare triple {23679#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {23679#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-28 12:36:59,842 INFO L290 TraceCheckUtils]: 58: Hoare triple {23945#(or (not (= |__VERIFIER_assert_#in~cond| 0)) (= __VERIFIER_assert_~cond 0))} assume !(0 == ~cond); {23679#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-28 12:36:59,843 INFO L290 TraceCheckUtils]: 57: Hoare triple {23509#true} ~cond := #in~cond; {23945#(or (not (= |__VERIFIER_assert_#in~cond| 0)) (= __VERIFIER_assert_~cond 0))} is VALID [2022-04-28 12:36:59,843 INFO L272 TraceCheckUtils]: 56: Hoare triple {23509#true} call __VERIFIER_assert((if 0 == ~q~0 * ~xy~0 + ~s~0 * ~yy~0 - ~q~0 * ~x~0 - ~b~0 * ~y~0 - ~s~0 * ~y~0 + ~b~0 then 1 else 0)); {23509#true} is VALID [2022-04-28 12:36:59,843 INFO L284 TraceCheckUtils]: 55: Hoare quadruple {23509#true} {23509#true} #95#return; {23509#true} is VALID [2022-04-28 12:36:59,843 INFO L290 TraceCheckUtils]: 54: Hoare triple {23509#true} assume true; {23509#true} is VALID [2022-04-28 12:36:59,843 INFO L290 TraceCheckUtils]: 53: Hoare triple {23509#true} assume !(0 == ~cond); {23509#true} is VALID [2022-04-28 12:36:59,843 INFO L290 TraceCheckUtils]: 52: Hoare triple {23509#true} ~cond := #in~cond; {23509#true} is VALID [2022-04-28 12:36:59,843 INFO L272 TraceCheckUtils]: 51: Hoare triple {23509#true} call __VERIFIER_assert((if ~b~0 == ~x~0 * ~q~0 + ~y~0 * ~s~0 then 1 else 0)); {23509#true} is VALID [2022-04-28 12:36:59,843 INFO L284 TraceCheckUtils]: 50: Hoare quadruple {23509#true} {23509#true} #93#return; {23509#true} is VALID [2022-04-28 12:36:59,843 INFO L290 TraceCheckUtils]: 49: Hoare triple {23509#true} assume true; {23509#true} is VALID [2022-04-28 12:36:59,843 INFO L290 TraceCheckUtils]: 48: Hoare triple {23509#true} assume !(0 == ~cond); {23509#true} is VALID [2022-04-28 12:36:59,843 INFO L290 TraceCheckUtils]: 47: Hoare triple {23509#true} ~cond := #in~cond; {23509#true} is VALID [2022-04-28 12:36:59,844 INFO L272 TraceCheckUtils]: 46: Hoare triple {23509#true} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {23509#true} is VALID [2022-04-28 12:36:59,844 INFO L284 TraceCheckUtils]: 45: Hoare quadruple {23509#true} {23509#true} #91#return; {23509#true} is VALID [2022-04-28 12:36:59,844 INFO L290 TraceCheckUtils]: 44: Hoare triple {23509#true} assume true; {23509#true} is VALID [2022-04-28 12:36:59,844 INFO L290 TraceCheckUtils]: 43: Hoare triple {23509#true} assume !(0 == ~cond); {23509#true} is VALID [2022-04-28 12:36:59,844 INFO L290 TraceCheckUtils]: 42: Hoare triple {23509#true} ~cond := #in~cond; {23509#true} is VALID [2022-04-28 12:36:59,844 INFO L272 TraceCheckUtils]: 41: Hoare triple {23509#true} call __VERIFIER_assert((if ~a~0 == ~k~0 * ~b~0 + ~c~0 then 1 else 0)); {23509#true} is VALID [2022-04-28 12:36:59,844 INFO L290 TraceCheckUtils]: 40: Hoare triple {23509#true} assume !false; {23509#true} is VALID [2022-04-28 12:36:59,844 INFO L290 TraceCheckUtils]: 39: Hoare triple {23509#true} assume !!(0 != ~b~0);~c~0 := ~a~0;~k~0 := 0; {23509#true} is VALID [2022-04-28 12:36:59,844 INFO L290 TraceCheckUtils]: 38: Hoare triple {23509#true} assume !false; {23509#true} is VALID [2022-04-28 12:36:59,844 INFO L284 TraceCheckUtils]: 37: Hoare quadruple {23509#true} {23509#true} #89#return; {23509#true} is VALID [2022-04-28 12:36:59,844 INFO L290 TraceCheckUtils]: 36: Hoare triple {23509#true} assume true; {23509#true} is VALID [2022-04-28 12:36:59,844 INFO L290 TraceCheckUtils]: 35: Hoare triple {23509#true} assume !(0 == ~cond); {23509#true} is VALID [2022-04-28 12:36:59,844 INFO L290 TraceCheckUtils]: 34: Hoare triple {23509#true} ~cond := #in~cond; {23509#true} is VALID [2022-04-28 12:36:59,844 INFO L272 TraceCheckUtils]: 33: Hoare triple {23509#true} call assume_abort_if_not((if ~yy~0 < 2147483647 then 1 else 0)); {23509#true} is VALID [2022-04-28 12:36:59,844 INFO L284 TraceCheckUtils]: 32: Hoare quadruple {23509#true} {23509#true} #87#return; {23509#true} is VALID [2022-04-28 12:36:59,845 INFO L290 TraceCheckUtils]: 31: Hoare triple {23509#true} assume true; {23509#true} is VALID [2022-04-28 12:36:59,845 INFO L290 TraceCheckUtils]: 30: Hoare triple {23509#true} assume !(0 == ~cond); {23509#true} is VALID [2022-04-28 12:36:59,845 INFO L290 TraceCheckUtils]: 29: Hoare triple {23509#true} ~cond := #in~cond; {23509#true} is VALID [2022-04-28 12:36:59,845 INFO L272 TraceCheckUtils]: 28: Hoare triple {23509#true} call assume_abort_if_not((if ~xy~0 < 2147483647 then 1 else 0)); {23509#true} is VALID [2022-04-28 12:36:59,845 INFO L290 TraceCheckUtils]: 27: Hoare triple {23509#true} ~a~0 := ~x~0;~b~0 := ~y~0;~p~0 := 1;~q~0 := 0;~r~0 := 0;~s~0 := 1;~c~0 := 0;~k~0 := 0;~xy~0 := ~x~0 * ~y~0;~yy~0 := ~y~0 * ~y~0; {23509#true} is VALID [2022-04-28 12:36:59,845 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {23509#true} {23509#true} #85#return; {23509#true} is VALID [2022-04-28 12:36:59,845 INFO L290 TraceCheckUtils]: 25: Hoare triple {23509#true} assume true; {23509#true} is VALID [2022-04-28 12:36:59,845 INFO L290 TraceCheckUtils]: 24: Hoare triple {23509#true} assume !(0 == ~cond); {23509#true} is VALID [2022-04-28 12:36:59,845 INFO L290 TraceCheckUtils]: 23: Hoare triple {23509#true} ~cond := #in~cond; {23509#true} is VALID [2022-04-28 12:36:59,845 INFO L272 TraceCheckUtils]: 22: Hoare triple {23509#true} call assume_abort_if_not((if ~y~0 >= 1 then 1 else 0)); {23509#true} is VALID [2022-04-28 12:36:59,845 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {23509#true} {23509#true} #83#return; {23509#true} is VALID [2022-04-28 12:36:59,845 INFO L290 TraceCheckUtils]: 20: Hoare triple {23509#true} assume true; {23509#true} is VALID [2022-04-28 12:36:59,845 INFO L290 TraceCheckUtils]: 19: Hoare triple {23509#true} assume !(0 == ~cond); {23509#true} is VALID [2022-04-28 12:36:59,845 INFO L290 TraceCheckUtils]: 18: Hoare triple {23509#true} ~cond := #in~cond; {23509#true} is VALID [2022-04-28 12:36:59,845 INFO L272 TraceCheckUtils]: 17: Hoare triple {23509#true} call assume_abort_if_not((if ~x~0 >= 1 then 1 else 0)); {23509#true} is VALID [2022-04-28 12:36:59,846 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {23509#true} {23509#true} #81#return; {23509#true} is VALID [2022-04-28 12:36:59,846 INFO L290 TraceCheckUtils]: 15: Hoare triple {23509#true} assume true; {23509#true} is VALID [2022-04-28 12:36:59,846 INFO L290 TraceCheckUtils]: 14: Hoare triple {23509#true} assume !(0 == ~cond); {23509#true} is VALID [2022-04-28 12:36:59,846 INFO L290 TraceCheckUtils]: 13: Hoare triple {23509#true} ~cond := #in~cond; {23509#true} is VALID [2022-04-28 12:36:59,846 INFO L272 TraceCheckUtils]: 12: Hoare triple {23509#true} call assume_abort_if_not((if ~y~0 >= 0 && ~y~0 <= 5 then 1 else 0)); {23509#true} is VALID [2022-04-28 12:36:59,846 INFO L290 TraceCheckUtils]: 11: Hoare triple {23509#true} assume -2147483648 <= #t~nondet5 && #t~nondet5 <= 2147483647;~y~0 := #t~nondet5;havoc #t~nondet5; {23509#true} is VALID [2022-04-28 12:36:59,846 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {23509#true} {23509#true} #79#return; {23509#true} is VALID [2022-04-28 12:36:59,846 INFO L290 TraceCheckUtils]: 9: Hoare triple {23509#true} assume true; {23509#true} is VALID [2022-04-28 12:36:59,846 INFO L290 TraceCheckUtils]: 8: Hoare triple {23509#true} assume !(0 == ~cond); {23509#true} is VALID [2022-04-28 12:36:59,846 INFO L290 TraceCheckUtils]: 7: Hoare triple {23509#true} ~cond := #in~cond; {23509#true} is VALID [2022-04-28 12:36:59,846 INFO L272 TraceCheckUtils]: 6: Hoare triple {23509#true} call assume_abort_if_not((if ~x~0 >= 0 && ~x~0 <= 5 then 1 else 0)); {23509#true} is VALID [2022-04-28 12:36:59,846 INFO L290 TraceCheckUtils]: 5: Hoare triple {23509#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;havoc ~c~0;havoc ~k~0;havoc ~xy~0;havoc ~yy~0;assume -2147483648 <= #t~nondet4 && #t~nondet4 <= 2147483647;~x~0 := #t~nondet4;havoc #t~nondet4; {23509#true} is VALID [2022-04-28 12:36:59,846 INFO L272 TraceCheckUtils]: 4: Hoare triple {23509#true} call #t~ret6 := main(); {23509#true} is VALID [2022-04-28 12:36:59,846 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {23509#true} {23509#true} #103#return; {23509#true} is VALID [2022-04-28 12:36:59,847 INFO L290 TraceCheckUtils]: 2: Hoare triple {23509#true} assume true; {23509#true} is VALID [2022-04-28 12:36:59,847 INFO L290 TraceCheckUtils]: 1: Hoare triple {23509#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); {23509#true} is VALID [2022-04-28 12:36:59,847 INFO L272 TraceCheckUtils]: 0: Hoare triple {23509#true} call ULTIMATE.init(); {23509#true} is VALID [2022-04-28 12:36:59,847 INFO L134 CoverageAnalysis]: Checked inductivity of 550 backedges. 141 proven. 58 refuted. 0 times theorem prover too weak. 348 trivial. 3 not checked. [2022-04-28 12:36:59,847 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-28 12:36:59,847 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1909286706] [2022-04-28 12:36:59,848 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-04-28 12:36:59,848 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [951210880] [2022-04-28 12:36:59,848 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [951210880] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-28 12:36:59,848 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-04-28 12:36:59,848 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 16] total 28 [2022-04-28 12:36:59,848 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-28 12:36:59,848 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [1675948245] [2022-04-28 12:36:59,848 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [1675948245] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-28 12:36:59,848 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-28 12:36:59,848 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-04-28 12:36:59,848 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1739404123] [2022-04-28 12:36:59,848 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-28 12:36:59,849 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 2.0588235294117645) internal successors, (35), 15 states have internal predecessors, (35), 7 states have call successors, (24), 2 states have call predecessors, (24), 3 states have return successors, (22), 7 states have call predecessors, (22), 7 states have call successors, (22) Word has length 132 [2022-04-28 12:36:59,849 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-28 12:36:59,849 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 17 states, 17 states have (on average 2.0588235294117645) internal successors, (35), 15 states have internal predecessors, (35), 7 states have call successors, (24), 2 states have call predecessors, (24), 3 states have return successors, (22), 7 states have call predecessors, (22), 7 states have call successors, (22) [2022-04-28 12:36:59,953 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 81 edges. 81 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-28 12:36:59,953 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-04-28 12:36:59,953 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-28 12:36:59,954 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-04-28 12:36:59,954 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=137, Invalid=518, Unknown=3, NotChecked=98, Total=756 [2022-04-28 12:36:59,954 INFO L87 Difference]: Start difference. First operand 235 states and 312 transitions. Second operand has 17 states, 17 states have (on average 2.0588235294117645) internal successors, (35), 15 states have internal predecessors, (35), 7 states have call successors, (24), 2 states have call predecessors, (24), 3 states have return successors, (22), 7 states have call predecessors, (22), 7 states have call successors, (22) [2022-04-28 12:37:07,188 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-28 12:37:07,189 INFO L93 Difference]: Finished difference Result 244 states and 320 transitions. [2022-04-28 12:37:07,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-04-28 12:37:07,189 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 2.0588235294117645) internal successors, (35), 15 states have internal predecessors, (35), 7 states have call successors, (24), 2 states have call predecessors, (24), 3 states have return successors, (22), 7 states have call predecessors, (22), 7 states have call successors, (22) Word has length 132 [2022-04-28 12:37:07,189 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-28 12:37:07,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17 states, 17 states have (on average 2.0588235294117645) internal successors, (35), 15 states have internal predecessors, (35), 7 states have call successors, (24), 2 states have call predecessors, (24), 3 states have return successors, (22), 7 states have call predecessors, (22), 7 states have call successors, (22) [2022-04-28 12:37:07,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 125 transitions. [2022-04-28 12:37:07,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17 states, 17 states have (on average 2.0588235294117645) internal successors, (35), 15 states have internal predecessors, (35), 7 states have call successors, (24), 2 states have call predecessors, (24), 3 states have return successors, (22), 7 states have call predecessors, (22), 7 states have call successors, (22) [2022-04-28 12:37:07,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 125 transitions. [2022-04-28 12:37:07,192 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 17 states and 125 transitions. [2022-04-28 12:37:07,393 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 125 edges. 125 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-28 12:37:07,396 INFO L225 Difference]: With dead ends: 244 [2022-04-28 12:37:07,396 INFO L226 Difference]: Without dead ends: 242 [2022-04-28 12:37:07,397 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 271 GetRequests, 232 SyntacticMatches, 5 SemanticMatches, 34 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 225 ImplicationChecksByTransitivity, 21.3s TimeCoverageRelationStatistics Valid=223, Invalid=904, Unknown=3, NotChecked=130, Total=1260 [2022-04-28 12:37:07,397 INFO L413 NwaCegarLoop]: 42 mSDtfsCounter, 40 mSDsluCounter, 240 mSDsCounter, 0 mSdLazyCounter, 989 mSolverCounterSat, 43 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 53 SdHoareTripleChecker+Valid, 282 SdHoareTripleChecker+Invalid, 1032 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 43 IncrementalHoareTripleChecker+Valid, 989 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2022-04-28 12:37:07,397 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [53 Valid, 282 Invalid, 1032 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [43 Valid, 989 Invalid, 0 Unknown, 0 Unchecked, 2.9s Time] [2022-04-28 12:37:07,398 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 242 states. [2022-04-28 12:37:08,011 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 242 to 239. [2022-04-28 12:37:08,011 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-28 12:37:08,012 INFO L82 GeneralOperation]: Start isEquivalent. First operand 242 states. Second operand has 239 states, 130 states have (on average 1.1307692307692307) internal successors, (147), 131 states have internal predecessors, (147), 85 states have call successors, (85), 24 states have call predecessors, (85), 23 states have return successors, (83), 83 states have call predecessors, (83), 83 states have call successors, (83) [2022-04-28 12:37:08,012 INFO L74 IsIncluded]: Start isIncluded. First operand 242 states. Second operand has 239 states, 130 states have (on average 1.1307692307692307) internal successors, (147), 131 states have internal predecessors, (147), 85 states have call successors, (85), 24 states have call predecessors, (85), 23 states have return successors, (83), 83 states have call predecessors, (83), 83 states have call successors, (83) [2022-04-28 12:37:08,012 INFO L87 Difference]: Start difference. First operand 242 states. Second operand has 239 states, 130 states have (on average 1.1307692307692307) internal successors, (147), 131 states have internal predecessors, (147), 85 states have call successors, (85), 24 states have call predecessors, (85), 23 states have return successors, (83), 83 states have call predecessors, (83), 83 states have call successors, (83) [2022-04-28 12:37:08,017 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-28 12:37:08,017 INFO L93 Difference]: Finished difference Result 242 states and 318 transitions. [2022-04-28 12:37:08,017 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 318 transitions. [2022-04-28 12:37:08,017 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-28 12:37:08,017 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-28 12:37:08,018 INFO L74 IsIncluded]: Start isIncluded. First operand has 239 states, 130 states have (on average 1.1307692307692307) internal successors, (147), 131 states have internal predecessors, (147), 85 states have call successors, (85), 24 states have call predecessors, (85), 23 states have return successors, (83), 83 states have call predecessors, (83), 83 states have call successors, (83) Second operand 242 states. [2022-04-28 12:37:08,018 INFO L87 Difference]: Start difference. First operand has 239 states, 130 states have (on average 1.1307692307692307) internal successors, (147), 131 states have internal predecessors, (147), 85 states have call successors, (85), 24 states have call predecessors, (85), 23 states have return successors, (83), 83 states have call predecessors, (83), 83 states have call successors, (83) Second operand 242 states. [2022-04-28 12:37:08,022 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-28 12:37:08,022 INFO L93 Difference]: Finished difference Result 242 states and 318 transitions. [2022-04-28 12:37:08,022 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 318 transitions. [2022-04-28 12:37:08,023 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-28 12:37:08,023 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-28 12:37:08,023 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-28 12:37:08,023 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-28 12:37:08,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 239 states, 130 states have (on average 1.1307692307692307) internal successors, (147), 131 states have internal predecessors, (147), 85 states have call successors, (85), 24 states have call predecessors, (85), 23 states have return successors, (83), 83 states have call predecessors, (83), 83 states have call successors, (83) [2022-04-28 12:37:08,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 239 states and 315 transitions. [2022-04-28 12:37:08,028 INFO L78 Accepts]: Start accepts. Automaton has 239 states and 315 transitions. Word has length 132 [2022-04-28 12:37:08,028 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-28 12:37:08,028 INFO L495 AbstractCegarLoop]: Abstraction has 239 states and 315 transitions. [2022-04-28 12:37:08,028 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 2.0588235294117645) internal successors, (35), 15 states have internal predecessors, (35), 7 states have call successors, (24), 2 states have call predecessors, (24), 3 states have return successors, (22), 7 states have call predecessors, (22), 7 states have call successors, (22) [2022-04-28 12:37:08,028 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 239 states and 315 transitions. [2022-04-28 12:37:08,817 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 315 edges. 315 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-28 12:37:08,817 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 315 transitions. [2022-04-28 12:37:08,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-04-28 12:37:08,818 INFO L187 NwaCegarLoop]: Found error trace [2022-04-28 12:37:08,818 INFO L195 NwaCegarLoop]: trace histogram [17, 16, 16, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 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] [2022-04-28 12:37:08,841 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Forceful destruction successful, exit code 0 [2022-04-28 12:37:09,018 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,20 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-28 12:37:09,019 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-28 12:37:09,019 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-28 12:37:09,019 INFO L85 PathProgramCache]: Analyzing trace with hash 1068997356, now seen corresponding path program 7 times [2022-04-28 12:37:09,019 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-28 12:37:09,019 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [364908461] [2022-04-28 12:37:09,020 INFO L202 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-04-28 12:37:09,020 INFO L85 PathProgramCache]: Analyzing trace with hash 1068997356, now seen corresponding path program 8 times [2022-04-28 12:37:09,020 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-28 12:37:09,020 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1088979768] [2022-04-28 12:37:09,020 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-28 12:37:09,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-28 12:37:09,046 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-04-28 12:37:09,046 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [649801889] [2022-04-28 12:37:09,046 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-04-28 12:37:09,046 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-28 12:37:09,046 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-28 12:37:09,047 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) [2022-04-28 12:37:09,049 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Waiting until timeout for monitored process [2022-04-28 12:37:09,126 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-04-28 12:37:09,126 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-28 12:37:09,128 INFO L263 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 44 conjunts are in the unsatisfiable core [2022-04-28 12:37:09,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-28 12:37:09,149 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-28 12:37:10,268 INFO L272 TraceCheckUtils]: 0: Hoare triple {25794#true} call ULTIMATE.init(); {25794#true} is VALID [2022-04-28 12:37:10,268 INFO L290 TraceCheckUtils]: 1: Hoare triple {25794#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); {25794#true} is VALID [2022-04-28 12:37:10,268 INFO L290 TraceCheckUtils]: 2: Hoare triple {25794#true} assume true; {25794#true} is VALID [2022-04-28 12:37:10,268 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {25794#true} {25794#true} #103#return; {25794#true} is VALID [2022-04-28 12:37:10,268 INFO L272 TraceCheckUtils]: 4: Hoare triple {25794#true} call #t~ret6 := main(); {25794#true} is VALID [2022-04-28 12:37:10,268 INFO L290 TraceCheckUtils]: 5: Hoare triple {25794#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;havoc ~c~0;havoc ~k~0;havoc ~xy~0;havoc ~yy~0;assume -2147483648 <= #t~nondet4 && #t~nondet4 <= 2147483647;~x~0 := #t~nondet4;havoc #t~nondet4; {25794#true} is VALID [2022-04-28 12:37:10,269 INFO L272 TraceCheckUtils]: 6: Hoare triple {25794#true} call assume_abort_if_not((if ~x~0 >= 0 && ~x~0 <= 5 then 1 else 0)); {25794#true} is VALID [2022-04-28 12:37:10,269 INFO L290 TraceCheckUtils]: 7: Hoare triple {25794#true} ~cond := #in~cond; {25794#true} is VALID [2022-04-28 12:37:10,269 INFO L290 TraceCheckUtils]: 8: Hoare triple {25794#true} assume !(0 == ~cond); {25794#true} is VALID [2022-04-28 12:37:10,269 INFO L290 TraceCheckUtils]: 9: Hoare triple {25794#true} assume true; {25794#true} is VALID [2022-04-28 12:37:10,269 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {25794#true} {25794#true} #79#return; {25794#true} is VALID [2022-04-28 12:37:10,269 INFO L290 TraceCheckUtils]: 11: Hoare triple {25794#true} assume -2147483648 <= #t~nondet5 && #t~nondet5 <= 2147483647;~y~0 := #t~nondet5;havoc #t~nondet5; {25794#true} is VALID [2022-04-28 12:37:10,269 INFO L272 TraceCheckUtils]: 12: Hoare triple {25794#true} call assume_abort_if_not((if ~y~0 >= 0 && ~y~0 <= 5 then 1 else 0)); {25794#true} is VALID [2022-04-28 12:37:10,269 INFO L290 TraceCheckUtils]: 13: Hoare triple {25794#true} ~cond := #in~cond; {25794#true} is VALID [2022-04-28 12:37:10,269 INFO L290 TraceCheckUtils]: 14: Hoare triple {25794#true} assume !(0 == ~cond); {25794#true} is VALID [2022-04-28 12:37:10,269 INFO L290 TraceCheckUtils]: 15: Hoare triple {25794#true} assume true; {25794#true} is VALID [2022-04-28 12:37:10,269 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {25794#true} {25794#true} #81#return; {25794#true} is VALID [2022-04-28 12:37:10,269 INFO L272 TraceCheckUtils]: 17: Hoare triple {25794#true} call assume_abort_if_not((if ~x~0 >= 1 then 1 else 0)); {25794#true} is VALID [2022-04-28 12:37:10,269 INFO L290 TraceCheckUtils]: 18: Hoare triple {25794#true} ~cond := #in~cond; {25794#true} is VALID [2022-04-28 12:37:10,269 INFO L290 TraceCheckUtils]: 19: Hoare triple {25794#true} assume !(0 == ~cond); {25794#true} is VALID [2022-04-28 12:37:10,270 INFO L290 TraceCheckUtils]: 20: Hoare triple {25794#true} assume true; {25794#true} is VALID [2022-04-28 12:37:10,270 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {25794#true} {25794#true} #83#return; {25794#true} is VALID [2022-04-28 12:37:10,270 INFO L272 TraceCheckUtils]: 22: Hoare triple {25794#true} call assume_abort_if_not((if ~y~0 >= 1 then 1 else 0)); {25794#true} is VALID [2022-04-28 12:37:10,270 INFO L290 TraceCheckUtils]: 23: Hoare triple {25794#true} ~cond := #in~cond; {25794#true} is VALID [2022-04-28 12:37:10,270 INFO L290 TraceCheckUtils]: 24: Hoare triple {25794#true} assume !(0 == ~cond); {25794#true} is VALID [2022-04-28 12:37:10,270 INFO L290 TraceCheckUtils]: 25: Hoare triple {25794#true} assume true; {25794#true} is VALID [2022-04-28 12:37:10,270 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {25794#true} {25794#true} #85#return; {25794#true} is VALID [2022-04-28 12:37:10,270 INFO L290 TraceCheckUtils]: 27: Hoare triple {25794#true} ~a~0 := ~x~0;~b~0 := ~y~0;~p~0 := 1;~q~0 := 0;~r~0 := 0;~s~0 := 1;~c~0 := 0;~k~0 := 0;~xy~0 := ~x~0 * ~y~0;~yy~0 := ~y~0 * ~y~0; {25880#(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 [2022-04-28 12:37:10,270 INFO L272 TraceCheckUtils]: 28: Hoare triple {25880#(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))} call assume_abort_if_not((if ~xy~0 < 2147483647 then 1 else 0)); {25794#true} is VALID [2022-04-28 12:37:10,271 INFO L290 TraceCheckUtils]: 29: Hoare triple {25794#true} ~cond := #in~cond; {25794#true} is VALID [2022-04-28 12:37:10,271 INFO L290 TraceCheckUtils]: 30: Hoare triple {25794#true} assume !(0 == ~cond); {25794#true} is VALID [2022-04-28 12:37:10,271 INFO L290 TraceCheckUtils]: 31: Hoare triple {25794#true} assume true; {25794#true} is VALID [2022-04-28 12:37:10,271 INFO L284 TraceCheckUtils]: 32: Hoare quadruple {25794#true} {25880#(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))} #87#return; {25880#(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 [2022-04-28 12:37:10,271 INFO L272 TraceCheckUtils]: 33: Hoare triple {25880#(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))} call assume_abort_if_not((if ~yy~0 < 2147483647 then 1 else 0)); {25794#true} is VALID [2022-04-28 12:37:10,271 INFO L290 TraceCheckUtils]: 34: Hoare triple {25794#true} ~cond := #in~cond; {25794#true} is VALID [2022-04-28 12:37:10,271 INFO L290 TraceCheckUtils]: 35: Hoare triple {25794#true} assume !(0 == ~cond); {25794#true} is VALID [2022-04-28 12:37:10,272 INFO L290 TraceCheckUtils]: 36: Hoare triple {25794#true} assume true; {25794#true} is VALID [2022-04-28 12:37:10,272 INFO L284 TraceCheckUtils]: 37: Hoare quadruple {25794#true} {25880#(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))} #89#return; {25880#(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 [2022-04-28 12:37:10,272 INFO L290 TraceCheckUtils]: 38: Hoare triple {25880#(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; {25880#(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 [2022-04-28 12:37:10,273 INFO L290 TraceCheckUtils]: 39: Hoare triple {25880#(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);~c~0 := ~a~0;~k~0 := 0; {25917#(and (= main_~r~0 0) (= main_~c~0 main_~a~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 [2022-04-28 12:37:10,273 INFO L290 TraceCheckUtils]: 40: Hoare triple {25917#(and (= main_~r~0 0) (= main_~c~0 main_~a~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; {25917#(and (= main_~r~0 0) (= main_~c~0 main_~a~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 [2022-04-28 12:37:10,273 INFO L272 TraceCheckUtils]: 41: Hoare triple {25917#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} call __VERIFIER_assert((if ~a~0 == ~k~0 * ~b~0 + ~c~0 then 1 else 0)); {25794#true} is VALID [2022-04-28 12:37:10,273 INFO L290 TraceCheckUtils]: 42: Hoare triple {25794#true} ~cond := #in~cond; {25794#true} is VALID [2022-04-28 12:37:10,273 INFO L290 TraceCheckUtils]: 43: Hoare triple {25794#true} assume !(0 == ~cond); {25794#true} is VALID [2022-04-28 12:37:10,274 INFO L290 TraceCheckUtils]: 44: Hoare triple {25794#true} assume true; {25794#true} is VALID [2022-04-28 12:37:10,274 INFO L284 TraceCheckUtils]: 45: Hoare quadruple {25794#true} {25917#(and (= main_~r~0 0) (= main_~c~0 main_~a~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))} #91#return; {25917#(and (= main_~r~0 0) (= main_~c~0 main_~a~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 [2022-04-28 12:37:10,274 INFO L272 TraceCheckUtils]: 46: Hoare triple {25917#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {25794#true} is VALID [2022-04-28 12:37:10,274 INFO L290 TraceCheckUtils]: 47: Hoare triple {25794#true} ~cond := #in~cond; {25794#true} is VALID [2022-04-28 12:37:10,274 INFO L290 TraceCheckUtils]: 48: Hoare triple {25794#true} assume !(0 == ~cond); {25794#true} is VALID [2022-04-28 12:37:10,274 INFO L290 TraceCheckUtils]: 49: Hoare triple {25794#true} assume true; {25794#true} is VALID [2022-04-28 12:37:10,275 INFO L284 TraceCheckUtils]: 50: Hoare quadruple {25794#true} {25917#(and (= main_~r~0 0) (= main_~c~0 main_~a~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))} #93#return; {25917#(and (= main_~r~0 0) (= main_~c~0 main_~a~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 [2022-04-28 12:37:10,275 INFO L272 TraceCheckUtils]: 51: Hoare triple {25917#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} call __VERIFIER_assert((if ~b~0 == ~x~0 * ~q~0 + ~y~0 * ~s~0 then 1 else 0)); {25794#true} is VALID [2022-04-28 12:37:10,275 INFO L290 TraceCheckUtils]: 52: Hoare triple {25794#true} ~cond := #in~cond; {25794#true} is VALID [2022-04-28 12:37:10,275 INFO L290 TraceCheckUtils]: 53: Hoare triple {25794#true} assume !(0 == ~cond); {25794#true} is VALID [2022-04-28 12:37:10,275 INFO L290 TraceCheckUtils]: 54: Hoare triple {25794#true} assume true; {25794#true} is VALID [2022-04-28 12:37:10,276 INFO L284 TraceCheckUtils]: 55: Hoare quadruple {25794#true} {25917#(and (= main_~r~0 0) (= main_~c~0 main_~a~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))} #95#return; {25917#(and (= main_~r~0 0) (= main_~c~0 main_~a~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 [2022-04-28 12:37:10,276 INFO L272 TraceCheckUtils]: 56: Hoare triple {25917#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} call __VERIFIER_assert((if 0 == ~q~0 * ~xy~0 + ~s~0 * ~yy~0 - ~q~0 * ~x~0 - ~b~0 * ~y~0 - ~s~0 * ~y~0 + ~b~0 then 1 else 0)); {25794#true} is VALID [2022-04-28 12:37:10,276 INFO L290 TraceCheckUtils]: 57: Hoare triple {25794#true} ~cond := #in~cond; {25794#true} is VALID [2022-04-28 12:37:10,276 INFO L290 TraceCheckUtils]: 58: Hoare triple {25794#true} assume !(0 == ~cond); {25794#true} is VALID [2022-04-28 12:37:10,276 INFO L290 TraceCheckUtils]: 59: Hoare triple {25794#true} assume true; {25794#true} is VALID [2022-04-28 12:37:10,277 INFO L284 TraceCheckUtils]: 60: Hoare quadruple {25794#true} {25917#(and (= main_~r~0 0) (= main_~c~0 main_~a~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))} #97#return; {25917#(and (= main_~r~0 0) (= main_~c~0 main_~a~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 [2022-04-28 12:37:10,279 INFO L290 TraceCheckUtils]: 61: Hoare triple {25917#(and (= main_~r~0 0) (= main_~c~0 main_~a~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);~c~0 := ~c~0 - ~b~0;~k~0 := 1 + ~k~0; {25984#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~a~0 (+ main_~c~0 main_~b~0)) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-28 12:37:10,279 INFO L290 TraceCheckUtils]: 62: Hoare triple {25984#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~a~0 (+ main_~c~0 main_~b~0)) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} assume !false; {25984#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~a~0 (+ main_~c~0 main_~b~0)) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-28 12:37:10,279 INFO L272 TraceCheckUtils]: 63: Hoare triple {25984#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~a~0 (+ main_~c~0 main_~b~0)) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} call __VERIFIER_assert((if ~a~0 == ~k~0 * ~b~0 + ~c~0 then 1 else 0)); {25794#true} is VALID [2022-04-28 12:37:10,279 INFO L290 TraceCheckUtils]: 64: Hoare triple {25794#true} ~cond := #in~cond; {25794#true} is VALID [2022-04-28 12:37:10,279 INFO L290 TraceCheckUtils]: 65: Hoare triple {25794#true} assume !(0 == ~cond); {25794#true} is VALID [2022-04-28 12:37:10,279 INFO L290 TraceCheckUtils]: 66: Hoare triple {25794#true} assume true; {25794#true} is VALID [2022-04-28 12:37:10,280 INFO L284 TraceCheckUtils]: 67: Hoare quadruple {25794#true} {25984#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~a~0 (+ main_~c~0 main_~b~0)) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} #91#return; {25984#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~a~0 (+ main_~c~0 main_~b~0)) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-28 12:37:10,280 INFO L272 TraceCheckUtils]: 68: Hoare triple {25984#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~a~0 (+ main_~c~0 main_~b~0)) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {25794#true} is VALID [2022-04-28 12:37:10,280 INFO L290 TraceCheckUtils]: 69: Hoare triple {25794#true} ~cond := #in~cond; {25794#true} is VALID [2022-04-28 12:37:10,280 INFO L290 TraceCheckUtils]: 70: Hoare triple {25794#true} assume !(0 == ~cond); {25794#true} is VALID [2022-04-28 12:37:10,280 INFO L290 TraceCheckUtils]: 71: Hoare triple {25794#true} assume true; {25794#true} is VALID [2022-04-28 12:37:10,281 INFO L284 TraceCheckUtils]: 72: Hoare quadruple {25794#true} {25984#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~a~0 (+ main_~c~0 main_~b~0)) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} #93#return; {25984#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~a~0 (+ main_~c~0 main_~b~0)) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-28 12:37:10,281 INFO L272 TraceCheckUtils]: 73: Hoare triple {25984#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~a~0 (+ main_~c~0 main_~b~0)) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} call __VERIFIER_assert((if ~b~0 == ~x~0 * ~q~0 + ~y~0 * ~s~0 then 1 else 0)); {25794#true} is VALID [2022-04-28 12:37:10,281 INFO L290 TraceCheckUtils]: 74: Hoare triple {25794#true} ~cond := #in~cond; {25794#true} is VALID [2022-04-28 12:37:10,281 INFO L290 TraceCheckUtils]: 75: Hoare triple {25794#true} assume !(0 == ~cond); {25794#true} is VALID [2022-04-28 12:37:10,281 INFO L290 TraceCheckUtils]: 76: Hoare triple {25794#true} assume true; {25794#true} is VALID [2022-04-28 12:37:10,282 INFO L284 TraceCheckUtils]: 77: Hoare quadruple {25794#true} {25984#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~a~0 (+ main_~c~0 main_~b~0)) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} #95#return; {25984#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~a~0 (+ main_~c~0 main_~b~0)) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-28 12:37:10,282 INFO L272 TraceCheckUtils]: 78: Hoare triple {25984#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~a~0 (+ main_~c~0 main_~b~0)) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} call __VERIFIER_assert((if 0 == ~q~0 * ~xy~0 + ~s~0 * ~yy~0 - ~q~0 * ~x~0 - ~b~0 * ~y~0 - ~s~0 * ~y~0 + ~b~0 then 1 else 0)); {25794#true} is VALID [2022-04-28 12:37:10,282 INFO L290 TraceCheckUtils]: 79: Hoare triple {25794#true} ~cond := #in~cond; {25794#true} is VALID [2022-04-28 12:37:10,282 INFO L290 TraceCheckUtils]: 80: Hoare triple {25794#true} assume !(0 == ~cond); {25794#true} is VALID [2022-04-28 12:37:10,282 INFO L290 TraceCheckUtils]: 81: Hoare triple {25794#true} assume true; {25794#true} is VALID [2022-04-28 12:37:10,283 INFO L284 TraceCheckUtils]: 82: Hoare quadruple {25794#true} {25984#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~a~0 (+ main_~c~0 main_~b~0)) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} #97#return; {25984#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~a~0 (+ main_~c~0 main_~b~0)) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-28 12:37:10,284 INFO L290 TraceCheckUtils]: 83: Hoare triple {25984#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~a~0 (+ main_~c~0 main_~b~0)) (= 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);~c~0 := ~c~0 - ~b~0;~k~0 := 1 + ~k~0; {26051#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= (+ main_~c~0 (* main_~b~0 2)) main_~a~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-28 12:37:10,284 INFO L290 TraceCheckUtils]: 84: Hoare triple {26051#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= (+ main_~c~0 (* main_~b~0 2)) main_~a~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} assume !false; {26051#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= (+ main_~c~0 (* main_~b~0 2)) main_~a~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-28 12:37:10,284 INFO L272 TraceCheckUtils]: 85: Hoare triple {26051#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= (+ main_~c~0 (* main_~b~0 2)) main_~a~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} call __VERIFIER_assert((if ~a~0 == ~k~0 * ~b~0 + ~c~0 then 1 else 0)); {25794#true} is VALID [2022-04-28 12:37:10,284 INFO L290 TraceCheckUtils]: 86: Hoare triple {25794#true} ~cond := #in~cond; {25794#true} is VALID [2022-04-28 12:37:10,284 INFO L290 TraceCheckUtils]: 87: Hoare triple {25794#true} assume !(0 == ~cond); {25794#true} is VALID [2022-04-28 12:37:10,284 INFO L290 TraceCheckUtils]: 88: Hoare triple {25794#true} assume true; {25794#true} is VALID [2022-04-28 12:37:10,285 INFO L284 TraceCheckUtils]: 89: Hoare quadruple {25794#true} {26051#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= (+ main_~c~0 (* main_~b~0 2)) main_~a~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} #91#return; {26051#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= (+ main_~c~0 (* main_~b~0 2)) main_~a~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-28 12:37:10,285 INFO L272 TraceCheckUtils]: 90: Hoare triple {26051#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= (+ main_~c~0 (* main_~b~0 2)) main_~a~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {25794#true} is VALID [2022-04-28 12:37:10,285 INFO L290 TraceCheckUtils]: 91: Hoare triple {25794#true} ~cond := #in~cond; {25794#true} is VALID [2022-04-28 12:37:10,285 INFO L290 TraceCheckUtils]: 92: Hoare triple {25794#true} assume !(0 == ~cond); {25794#true} is VALID [2022-04-28 12:37:10,285 INFO L290 TraceCheckUtils]: 93: Hoare triple {25794#true} assume true; {25794#true} is VALID [2022-04-28 12:37:10,286 INFO L284 TraceCheckUtils]: 94: Hoare quadruple {25794#true} {26051#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= (+ main_~c~0 (* main_~b~0 2)) main_~a~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} #93#return; {26051#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= (+ main_~c~0 (* main_~b~0 2)) main_~a~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-28 12:37:10,286 INFO L272 TraceCheckUtils]: 95: Hoare triple {26051#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= (+ main_~c~0 (* main_~b~0 2)) main_~a~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} call __VERIFIER_assert((if ~b~0 == ~x~0 * ~q~0 + ~y~0 * ~s~0 then 1 else 0)); {25794#true} is VALID [2022-04-28 12:37:10,286 INFO L290 TraceCheckUtils]: 96: Hoare triple {25794#true} ~cond := #in~cond; {25794#true} is VALID [2022-04-28 12:37:10,286 INFO L290 TraceCheckUtils]: 97: Hoare triple {25794#true} assume !(0 == ~cond); {25794#true} is VALID [2022-04-28 12:37:10,286 INFO L290 TraceCheckUtils]: 98: Hoare triple {25794#true} assume true; {25794#true} is VALID [2022-04-28 12:37:10,287 INFO L284 TraceCheckUtils]: 99: Hoare quadruple {25794#true} {26051#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= (+ main_~c~0 (* main_~b~0 2)) main_~a~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} #95#return; {26051#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= (+ main_~c~0 (* main_~b~0 2)) main_~a~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-28 12:37:10,287 INFO L272 TraceCheckUtils]: 100: Hoare triple {26051#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= (+ main_~c~0 (* main_~b~0 2)) main_~a~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} call __VERIFIER_assert((if 0 == ~q~0 * ~xy~0 + ~s~0 * ~yy~0 - ~q~0 * ~x~0 - ~b~0 * ~y~0 - ~s~0 * ~y~0 + ~b~0 then 1 else 0)); {25794#true} is VALID [2022-04-28 12:37:10,287 INFO L290 TraceCheckUtils]: 101: Hoare triple {25794#true} ~cond := #in~cond; {25794#true} is VALID [2022-04-28 12:37:10,287 INFO L290 TraceCheckUtils]: 102: Hoare triple {25794#true} assume !(0 == ~cond); {25794#true} is VALID [2022-04-28 12:37:10,287 INFO L290 TraceCheckUtils]: 103: Hoare triple {25794#true} assume true; {25794#true} is VALID [2022-04-28 12:37:10,288 INFO L284 TraceCheckUtils]: 104: Hoare quadruple {25794#true} {26051#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= (+ main_~c~0 (* main_~b~0 2)) main_~a~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} #97#return; {26051#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= (+ main_~c~0 (* main_~b~0 2)) main_~a~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-28 12:37:10,289 INFO L290 TraceCheckUtils]: 105: Hoare triple {26051#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= (+ main_~c~0 (* main_~b~0 2)) main_~a~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} assume !!(~c~0 >= ~b~0);~c~0 := ~c~0 - ~b~0;~k~0 := 1 + ~k~0; {26118#(and (= main_~r~0 0) (= (+ main_~c~0 (* main_~b~0 3)) main_~a~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 [2022-04-28 12:37:10,289 INFO L290 TraceCheckUtils]: 106: Hoare triple {26118#(and (= main_~r~0 0) (= (+ main_~c~0 (* main_~b~0 3)) main_~a~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; {26118#(and (= main_~r~0 0) (= (+ main_~c~0 (* main_~b~0 3)) main_~a~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 [2022-04-28 12:37:10,289 INFO L272 TraceCheckUtils]: 107: Hoare triple {26118#(and (= main_~r~0 0) (= (+ main_~c~0 (* main_~b~0 3)) main_~a~0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} call __VERIFIER_assert((if ~a~0 == ~k~0 * ~b~0 + ~c~0 then 1 else 0)); {25794#true} is VALID [2022-04-28 12:37:10,290 INFO L290 TraceCheckUtils]: 108: Hoare triple {25794#true} ~cond := #in~cond; {26128#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} is VALID [2022-04-28 12:37:10,290 INFO L290 TraceCheckUtils]: 109: Hoare triple {26128#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} assume !(0 == ~cond); {26132#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-28 12:37:10,290 INFO L290 TraceCheckUtils]: 110: Hoare triple {26132#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {26132#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-28 12:37:10,291 INFO L284 TraceCheckUtils]: 111: Hoare quadruple {26132#(not (= |__VERIFIER_assert_#in~cond| 0))} {26118#(and (= main_~r~0 0) (= (+ main_~c~0 (* main_~b~0 3)) main_~a~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))} #91#return; {26139#(and (= main_~r~0 0) (= main_~s~0 1) (= (+ main_~c~0 (* main_~y~0 3)) (+ main_~c~0 (* main_~k~0 main_~y~0))) (= main_~q~0 0) (= main_~x~0 (+ main_~c~0 (* main_~k~0 main_~y~0))) (= main_~p~0 1))} is VALID [2022-04-28 12:37:10,292 INFO L272 TraceCheckUtils]: 112: Hoare triple {26139#(and (= main_~r~0 0) (= main_~s~0 1) (= (+ main_~c~0 (* main_~y~0 3)) (+ main_~c~0 (* main_~k~0 main_~y~0))) (= main_~q~0 0) (= main_~x~0 (+ main_~c~0 (* main_~k~0 main_~y~0))) (= main_~p~0 1))} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {25794#true} is VALID [2022-04-28 12:37:10,292 INFO L290 TraceCheckUtils]: 113: Hoare triple {25794#true} ~cond := #in~cond; {25794#true} is VALID [2022-04-28 12:37:10,292 INFO L290 TraceCheckUtils]: 114: Hoare triple {25794#true} assume !(0 == ~cond); {25794#true} is VALID [2022-04-28 12:37:10,292 INFO L290 TraceCheckUtils]: 115: Hoare triple {25794#true} assume true; {25794#true} is VALID [2022-04-28 12:37:10,292 INFO L284 TraceCheckUtils]: 116: Hoare quadruple {25794#true} {26139#(and (= main_~r~0 0) (= main_~s~0 1) (= (+ main_~c~0 (* main_~y~0 3)) (+ main_~c~0 (* main_~k~0 main_~y~0))) (= main_~q~0 0) (= main_~x~0 (+ main_~c~0 (* main_~k~0 main_~y~0))) (= main_~p~0 1))} #93#return; {26139#(and (= main_~r~0 0) (= main_~s~0 1) (= (+ main_~c~0 (* main_~y~0 3)) (+ main_~c~0 (* main_~k~0 main_~y~0))) (= main_~q~0 0) (= main_~x~0 (+ main_~c~0 (* main_~k~0 main_~y~0))) (= main_~p~0 1))} is VALID [2022-04-28 12:37:10,292 INFO L272 TraceCheckUtils]: 117: Hoare triple {26139#(and (= main_~r~0 0) (= main_~s~0 1) (= (+ main_~c~0 (* main_~y~0 3)) (+ main_~c~0 (* main_~k~0 main_~y~0))) (= main_~q~0 0) (= main_~x~0 (+ main_~c~0 (* main_~k~0 main_~y~0))) (= main_~p~0 1))} call __VERIFIER_assert((if ~b~0 == ~x~0 * ~q~0 + ~y~0 * ~s~0 then 1 else 0)); {25794#true} is VALID [2022-04-28 12:37:10,293 INFO L290 TraceCheckUtils]: 118: Hoare triple {25794#true} ~cond := #in~cond; {25794#true} is VALID [2022-04-28 12:37:10,293 INFO L290 TraceCheckUtils]: 119: Hoare triple {25794#true} assume !(0 == ~cond); {25794#true} is VALID [2022-04-28 12:37:10,293 INFO L290 TraceCheckUtils]: 120: Hoare triple {25794#true} assume true; {25794#true} is VALID [2022-04-28 12:37:10,293 INFO L284 TraceCheckUtils]: 121: Hoare quadruple {25794#true} {26139#(and (= main_~r~0 0) (= main_~s~0 1) (= (+ main_~c~0 (* main_~y~0 3)) (+ main_~c~0 (* main_~k~0 main_~y~0))) (= main_~q~0 0) (= main_~x~0 (+ main_~c~0 (* main_~k~0 main_~y~0))) (= main_~p~0 1))} #95#return; {26139#(and (= main_~r~0 0) (= main_~s~0 1) (= (+ main_~c~0 (* main_~y~0 3)) (+ main_~c~0 (* main_~k~0 main_~y~0))) (= main_~q~0 0) (= main_~x~0 (+ main_~c~0 (* main_~k~0 main_~y~0))) (= main_~p~0 1))} is VALID [2022-04-28 12:37:10,293 INFO L272 TraceCheckUtils]: 122: Hoare triple {26139#(and (= main_~r~0 0) (= main_~s~0 1) (= (+ main_~c~0 (* main_~y~0 3)) (+ main_~c~0 (* main_~k~0 main_~y~0))) (= main_~q~0 0) (= main_~x~0 (+ main_~c~0 (* main_~k~0 main_~y~0))) (= main_~p~0 1))} call __VERIFIER_assert((if 0 == ~q~0 * ~xy~0 + ~s~0 * ~yy~0 - ~q~0 * ~x~0 - ~b~0 * ~y~0 - ~s~0 * ~y~0 + ~b~0 then 1 else 0)); {25794#true} is VALID [2022-04-28 12:37:10,293 INFO L290 TraceCheckUtils]: 123: Hoare triple {25794#true} ~cond := #in~cond; {25794#true} is VALID [2022-04-28 12:37:10,293 INFO L290 TraceCheckUtils]: 124: Hoare triple {25794#true} assume !(0 == ~cond); {25794#true} is VALID [2022-04-28 12:37:10,294 INFO L290 TraceCheckUtils]: 125: Hoare triple {25794#true} assume true; {25794#true} is VALID [2022-04-28 12:37:10,294 INFO L284 TraceCheckUtils]: 126: Hoare quadruple {25794#true} {26139#(and (= main_~r~0 0) (= main_~s~0 1) (= (+ main_~c~0 (* main_~y~0 3)) (+ main_~c~0 (* main_~k~0 main_~y~0))) (= main_~q~0 0) (= main_~x~0 (+ main_~c~0 (* main_~k~0 main_~y~0))) (= main_~p~0 1))} #97#return; {26139#(and (= main_~r~0 0) (= main_~s~0 1) (= (+ main_~c~0 (* main_~y~0 3)) (+ main_~c~0 (* main_~k~0 main_~y~0))) (= main_~q~0 0) (= main_~x~0 (+ main_~c~0 (* main_~k~0 main_~y~0))) (= main_~p~0 1))} is VALID [2022-04-28 12:37:10,295 INFO L290 TraceCheckUtils]: 127: Hoare triple {26139#(and (= main_~r~0 0) (= main_~s~0 1) (= (+ main_~c~0 (* main_~y~0 3)) (+ main_~c~0 (* main_~k~0 main_~y~0))) (= main_~q~0 0) (= main_~x~0 (+ main_~c~0 (* main_~k~0 main_~y~0))) (= main_~p~0 1))} assume !(~c~0 >= ~b~0); {26139#(and (= main_~r~0 0) (= main_~s~0 1) (= (+ main_~c~0 (* main_~y~0 3)) (+ main_~c~0 (* main_~k~0 main_~y~0))) (= main_~q~0 0) (= main_~x~0 (+ main_~c~0 (* main_~k~0 main_~y~0))) (= main_~p~0 1))} is VALID [2022-04-28 12:37:10,296 INFO L290 TraceCheckUtils]: 128: Hoare triple {26139#(and (= main_~r~0 0) (= main_~s~0 1) (= (+ main_~c~0 (* main_~y~0 3)) (+ main_~c~0 (* main_~k~0 main_~y~0))) (= main_~q~0 0) (= main_~x~0 (+ main_~c~0 (* main_~k~0 main_~y~0))) (= main_~p~0 1))} ~a~0 := ~b~0;~b~0 := ~c~0;havoc ~temp~0;~temp~0 := ~p~0;~p~0 := ~q~0;~q~0 := ~temp~0 - ~q~0 * ~k~0;~temp~0 := ~r~0;~r~0 := ~s~0;~s~0 := ~temp~0 - ~s~0 * ~k~0; {26191#(and (= (+ main_~x~0 (* main_~y~0 main_~s~0)) main_~b~0) (= (+ main_~x~0 (* main_~y~0 3) (* main_~y~0 main_~s~0)) (+ (* main_~y~0 (* (- 1) main_~s~0)) main_~x~0 (* main_~y~0 main_~s~0))) (= main_~q~0 1))} is VALID [2022-04-28 12:37:10,297 INFO L290 TraceCheckUtils]: 129: Hoare triple {26191#(and (= (+ main_~x~0 (* main_~y~0 main_~s~0)) main_~b~0) (= (+ main_~x~0 (* main_~y~0 3) (* main_~y~0 main_~s~0)) (+ (* main_~y~0 (* (- 1) main_~s~0)) main_~x~0 (* main_~y~0 main_~s~0))) (= main_~q~0 1))} assume !false; {26191#(and (= (+ main_~x~0 (* main_~y~0 main_~s~0)) main_~b~0) (= (+ main_~x~0 (* main_~y~0 3) (* main_~y~0 main_~s~0)) (+ (* main_~y~0 (* (- 1) main_~s~0)) main_~x~0 (* main_~y~0 main_~s~0))) (= main_~q~0 1))} is VALID [2022-04-28 12:37:10,297 INFO L290 TraceCheckUtils]: 130: Hoare triple {26191#(and (= (+ main_~x~0 (* main_~y~0 main_~s~0)) main_~b~0) (= (+ main_~x~0 (* main_~y~0 3) (* main_~y~0 main_~s~0)) (+ (* main_~y~0 (* (- 1) main_~s~0)) main_~x~0 (* main_~y~0 main_~s~0))) (= main_~q~0 1))} assume !(0 != ~b~0); {26198#(and (= (+ main_~x~0 (* main_~y~0 main_~s~0)) 0) (= (+ main_~x~0 (* main_~y~0 3) (* main_~y~0 main_~s~0)) (+ (* main_~y~0 (* (- 1) main_~s~0)) main_~x~0 (* main_~y~0 main_~s~0))) (= main_~q~0 1))} is VALID [2022-04-28 12:37:10,298 INFO L272 TraceCheckUtils]: 131: Hoare triple {26198#(and (= (+ main_~x~0 (* main_~y~0 main_~s~0)) 0) (= (+ main_~x~0 (* main_~y~0 3) (* main_~y~0 main_~s~0)) (+ (* main_~y~0 (* (- 1) main_~s~0)) main_~x~0 (* main_~y~0 main_~s~0))) (= main_~q~0 1))} call __VERIFIER_assert((if 0 == ~q~0 * ~x~0 + ~s~0 * ~y~0 then 1 else 0)); {26202#(<= 1 |__VERIFIER_assert_#in~cond|)} is VALID [2022-04-28 12:37:10,298 INFO L290 TraceCheckUtils]: 132: Hoare triple {26202#(<= 1 |__VERIFIER_assert_#in~cond|)} ~cond := #in~cond; {26206#(<= 1 __VERIFIER_assert_~cond)} is VALID [2022-04-28 12:37:10,298 INFO L290 TraceCheckUtils]: 133: Hoare triple {26206#(<= 1 __VERIFIER_assert_~cond)} assume 0 == ~cond; {25795#false} is VALID [2022-04-28 12:37:10,298 INFO L290 TraceCheckUtils]: 134: Hoare triple {25795#false} assume !false; {25795#false} is VALID [2022-04-28 12:37:10,299 INFO L134 CoverageAnalysis]: Checked inductivity of 610 backedges. 67 proven. 48 refuted. 0 times theorem prover too weak. 495 trivial. 0 not checked. [2022-04-28 12:37:10,299 INFO L328 TraceCheckSpWp]: Computing backward predicates...