/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_valuebound50.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-34549b5 [2022-04-08 12:22:22,855 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-04-08 12:22:22,864 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-04-08 12:22:22,903 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2022-04-08 12:22:22,937 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-04-08 12:22:22,938 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-04-08 12:22:22,945 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-04-08 12:22:22,946 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationQvasr_64.epf [2022-04-08 12:22:22,954 INFO L113 SettingsManager]: Loading preferences was successful [2022-04-08 12:22:22,954 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-04-08 12:22:22,955 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-04-08 12:22:22,955 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-04-08 12:22:22,955 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-04-08 12:22:22,955 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-04-08 12:22:22,955 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-04-08 12:22:22,956 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-04-08 12:22:22,956 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-04-08 12:22:22,956 INFO L138 SettingsManager]: * Use constant arrays=true [2022-04-08 12:22:22,956 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-04-08 12:22:22,957 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-04-08 12:22:22,957 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-04-08 12:22:22,957 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-04-08 12:22:22,957 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-04-08 12:22:22,957 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-04-08 12:22:22,957 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-04-08 12:22:22,957 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_NestedInterpolation [2022-04-08 12:22:22,957 INFO L138 SettingsManager]: * Trace refinement strategy=ACCELERATED_INTERPOLATION [2022-04-08 12:22:22,958 INFO L138 SettingsManager]: * Trace refinement strategy used in Accelerated Interpolation=CAMEL [2022-04-08 12:22:22,958 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-04-08 12:22:22,958 INFO L138 SettingsManager]: * Loop acceleration method that is used by accelerated interpolation=QVASR [2022-04-08 12:22:22,958 INFO L138 SettingsManager]: * Use separate solver for trace checks=false WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.core: Log level for class -> de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN; [2022-04-08 12:22:23,155 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-04-08 12:22:23,170 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-04-08 12:22:23,171 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-04-08 12:22:23,172 INFO L271 PluginConnector]: Initializing CDTParser... [2022-04-08 12:22:23,173 INFO L275 PluginConnector]: CDTParser initialized [2022-04-08 12:22:23,173 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/nla-digbench-scaling/egcd2-ll_valuebound50.c [2022-04-08 12:22:23,212 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/897cda0f0/5a0bfc966b534f14a008b2709b50fc24/FLAGe6b89c6ef [2022-04-08 12:22:23,570 INFO L306 CDTParser]: Found 1 translation units. [2022-04-08 12:22:23,570 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/nla-digbench-scaling/egcd2-ll_valuebound50.c [2022-04-08 12:22:23,579 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/897cda0f0/5a0bfc966b534f14a008b2709b50fc24/FLAGe6b89c6ef [2022-04-08 12:22:23,594 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/897cda0f0/5a0bfc966b534f14a008b2709b50fc24 [2022-04-08 12:22:23,596 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-04-08 12:22:23,598 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2022-04-08 12:22:23,599 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-04-08 12:22:23,599 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-04-08 12:22:23,602 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-04-08 12:22:23,602 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.04 12:22:23" (1/1) ... [2022-04-08 12:22:23,603 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b76f3a4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.04 12:22:23, skipping insertion in model container [2022-04-08 12:22:23,603 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.04 12:22:23" (1/1) ... [2022-04-08 12:22:23,607 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-04-08 12:22:23,620 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-04-08 12:22:23,771 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_valuebound50.c[490,503] [2022-04-08 12:22:23,804 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-04-08 12:22:23,811 INFO L203 MainTranslator]: Completed pre-run [2022-04-08 12:22:23,822 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_valuebound50.c[490,503] [2022-04-08 12:22:23,829 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-04-08 12:22:23,839 INFO L208 MainTranslator]: Completed translation [2022-04-08 12:22:23,839 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.04 12:22:23 WrapperNode [2022-04-08 12:22:23,839 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-04-08 12:22:23,840 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-04-08 12:22:23,840 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-04-08 12:22:23,841 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-04-08 12:22:23,847 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.04 12:22:23" (1/1) ... [2022-04-08 12:22:23,848 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.04 12:22:23" (1/1) ... [2022-04-08 12:22:23,858 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.04 12:22:23" (1/1) ... [2022-04-08 12:22:23,858 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.04 12:22:23" (1/1) ... [2022-04-08 12:22:23,868 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.04 12:22:23" (1/1) ... [2022-04-08 12:22:23,871 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.04 12:22:23" (1/1) ... [2022-04-08 12:22:23,872 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.04 12:22:23" (1/1) ... [2022-04-08 12:22:23,883 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-04-08 12:22:23,884 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-04-08 12:22:23,884 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-04-08 12:22:23,884 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-04-08 12:22:23,887 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.04 12:22:23" (1/1) ... [2022-04-08 12:22:23,893 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-04-08 12:22:23,902 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-08 12:22:23,927 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-04-08 12:22:23,930 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-04-08 12:22:23,957 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2022-04-08 12:22:23,967 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-04-08 12:22:23,968 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2022-04-08 12:22:23,968 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-04-08 12:22:23,969 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-04-08 12:22:23,969 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2022-04-08 12:22:23,969 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2022-04-08 12:22:23,969 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2022-04-08 12:22:23,969 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2022-04-08 12:22:23,969 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-04-08 12:22:23,970 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2022-04-08 12:22:23,970 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-04-08 12:22:23,970 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-04-08 12:22:23,970 INFO L130 BoogieDeclarations]: Found specification of procedure main [2022-04-08 12:22:23,971 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2022-04-08 12:22:23,973 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-04-08 12:22:23,973 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-04-08 12:22:23,973 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-04-08 12:22:23,973 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-04-08 12:22:23,973 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-04-08 12:22:24,028 INFO L234 CfgBuilder]: Building ICFG [2022-04-08 12:22:24,029 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-04-08 12:22:24,234 INFO L275 CfgBuilder]: Performing block encoding [2022-04-08 12:22:24,239 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-04-08 12:22:24,239 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2022-04-08 12:22:24,240 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.04 12:22:24 BoogieIcfgContainer [2022-04-08 12:22:24,240 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-04-08 12:22:24,241 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-04-08 12:22:24,241 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-04-08 12:22:24,254 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-04-08 12:22:24,254 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.04 12:22:23" (1/3) ... [2022-04-08 12:22:24,255 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f38adae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.04 12:22:24, skipping insertion in model container [2022-04-08 12:22:24,255 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.04 12:22:23" (2/3) ... [2022-04-08 12:22:24,255 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f38adae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.04 12:22:24, skipping insertion in model container [2022-04-08 12:22:24,255 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.04 12:22:24" (3/3) ... [2022-04-08 12:22:24,256 INFO L111 eAbstractionObserver]: Analyzing ICFG egcd2-ll_valuebound50.c [2022-04-08 12:22:24,259 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2022-04-08 12:22:24,259 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-04-08 12:22:24,293 INFO L339 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-04-08 12:22:24,298 INFO L340 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=Craig_NestedInterpolation, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=All, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP [2022-04-08 12:22:24,298 INFO L341 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-04-08 12:22:24,313 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) [2022-04-08 12:22:24,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-04-08 12:22:24,318 INFO L491 BasicCegarLoop]: Found error trace [2022-04-08 12:22:24,319 INFO L499 BasicCegarLoop]: 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] [2022-04-08 12:22:24,320 INFO L403 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-08 12:22:24,324 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-08 12:22:24,324 INFO L85 PathProgramCache]: Analyzing trace with hash -587582002, now seen corresponding path program 1 times [2022-04-08 12:22:24,329 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-08 12:22:24,330 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [1291474299] [2022-04-08 12:22:24,337 INFO L202 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-04-08 12:22:24,337 INFO L85 PathProgramCache]: Analyzing trace with hash -587582002, now seen corresponding path program 2 times [2022-04-08 12:22:24,339 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-08 12:22:24,339 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1737742099] [2022-04-08 12:22:24,340 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-08 12:22:24,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-08 12:22:24,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 12:22:24,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-08 12:22:24,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 12:22:24,483 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 [2022-04-08 12:22:24,483 INFO L290 TraceCheckUtils]: 1: Hoare triple {43#true} assume true; {43#true} is VALID [2022-04-08 12:22:24,484 INFO L284 TraceCheckUtils]: 2: Hoare quadruple {43#true} {43#true} #103#return; {43#true} is VALID [2022-04-08 12:22:24,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-04-08 12:22:24,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 12:22:24,493 INFO L290 TraceCheckUtils]: 0: Hoare triple {43#true} ~cond := #in~cond; {43#true} is VALID [2022-04-08 12:22:24,493 INFO L290 TraceCheckUtils]: 1: Hoare triple {43#true} assume 0 == ~cond;assume false; {44#false} is VALID [2022-04-08 12:22:24,493 INFO L290 TraceCheckUtils]: 2: Hoare triple {44#false} assume true; {44#false} is VALID [2022-04-08 12:22:24,493 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {44#false} {43#true} #79#return; {44#false} is VALID [2022-04-08 12:22:24,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-04-08 12:22:24,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 12:22:24,499 INFO L290 TraceCheckUtils]: 0: Hoare triple {43#true} ~cond := #in~cond; {43#true} is VALID [2022-04-08 12:22:24,499 INFO L290 TraceCheckUtils]: 1: Hoare triple {43#true} assume 0 == ~cond;assume false; {44#false} is VALID [2022-04-08 12:22:24,499 INFO L290 TraceCheckUtils]: 2: Hoare triple {44#false} assume true; {44#false} is VALID [2022-04-08 12:22:24,499 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {44#false} {44#false} #81#return; {44#false} is VALID [2022-04-08 12:22:24,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-04-08 12:22:24,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 12:22:24,504 INFO L290 TraceCheckUtils]: 0: Hoare triple {43#true} ~cond := #in~cond; {43#true} is VALID [2022-04-08 12:22:24,505 INFO L290 TraceCheckUtils]: 1: Hoare triple {43#true} assume 0 == ~cond;assume false; {44#false} is VALID [2022-04-08 12:22:24,505 INFO L290 TraceCheckUtils]: 2: Hoare triple {44#false} assume true; {44#false} is VALID [2022-04-08 12:22:24,505 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {44#false} {44#false} #83#return; {44#false} is VALID [2022-04-08 12:22:24,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-04-08 12:22:24,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 12:22:24,510 INFO L290 TraceCheckUtils]: 0: Hoare triple {43#true} ~cond := #in~cond; {43#true} is VALID [2022-04-08 12:22:24,510 INFO L290 TraceCheckUtils]: 1: Hoare triple {43#true} assume 0 == ~cond;assume false; {44#false} is VALID [2022-04-08 12:22:24,511 INFO L290 TraceCheckUtils]: 2: Hoare triple {44#false} assume true; {44#false} is VALID [2022-04-08 12:22:24,511 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {44#false} {44#false} #85#return; {44#false} is VALID [2022-04-08 12:22:24,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-04-08 12:22:24,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 12:22:24,519 INFO L290 TraceCheckUtils]: 0: Hoare triple {43#true} ~cond := #in~cond; {43#true} is VALID [2022-04-08 12:22:24,519 INFO L290 TraceCheckUtils]: 1: Hoare triple {43#true} assume 0 == ~cond;assume false; {44#false} is VALID [2022-04-08 12:22:24,520 INFO L290 TraceCheckUtils]: 2: Hoare triple {44#false} assume true; {44#false} is VALID [2022-04-08 12:22:24,520 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {44#false} {44#false} #87#return; {44#false} is VALID [2022-04-08 12:22:24,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-04-08 12:22:24,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 12:22:24,531 INFO L290 TraceCheckUtils]: 0: Hoare triple {43#true} ~cond := #in~cond; {43#true} is VALID [2022-04-08 12:22:24,533 INFO L290 TraceCheckUtils]: 1: Hoare triple {43#true} assume 0 == ~cond;assume false; {44#false} is VALID [2022-04-08 12:22:24,533 INFO L290 TraceCheckUtils]: 2: Hoare triple {44#false} assume true; {44#false} is VALID [2022-04-08 12:22:24,534 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {44#false} {44#false} #89#return; {44#false} is VALID [2022-04-08 12:22:24,534 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 [2022-04-08 12:22:24,535 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 [2022-04-08 12:22:24,535 INFO L290 TraceCheckUtils]: 2: Hoare triple {43#true} assume true; {43#true} is VALID [2022-04-08 12:22:24,535 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {43#true} {43#true} #103#return; {43#true} is VALID [2022-04-08 12:22:24,535 INFO L272 TraceCheckUtils]: 4: Hoare triple {43#true} call #t~ret6 := main(); {43#true} is VALID [2022-04-08 12:22:24,535 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 [2022-04-08 12:22:24,536 INFO L272 TraceCheckUtils]: 6: Hoare triple {43#true} call assume_abort_if_not((if ~x~0 >= 0 && ~x~0 <= 50 then 1 else 0)); {43#true} is VALID [2022-04-08 12:22:24,536 INFO L290 TraceCheckUtils]: 7: Hoare triple {43#true} ~cond := #in~cond; {43#true} is VALID [2022-04-08 12:22:24,537 INFO L290 TraceCheckUtils]: 8: Hoare triple {43#true} assume 0 == ~cond;assume false; {44#false} is VALID [2022-04-08 12:22:24,537 INFO L290 TraceCheckUtils]: 9: Hoare triple {44#false} assume true; {44#false} is VALID [2022-04-08 12:22:24,537 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {44#false} {43#true} #79#return; {44#false} is VALID [2022-04-08 12:22:24,537 INFO L290 TraceCheckUtils]: 11: Hoare triple {44#false} assume -2147483648 <= #t~nondet5 && #t~nondet5 <= 2147483647;~y~0 := #t~nondet5;havoc #t~nondet5; {44#false} is VALID [2022-04-08 12:22:24,537 INFO L272 TraceCheckUtils]: 12: Hoare triple {44#false} call assume_abort_if_not((if ~y~0 >= 0 && ~y~0 <= 50 then 1 else 0)); {43#true} is VALID [2022-04-08 12:22:24,538 INFO L290 TraceCheckUtils]: 13: Hoare triple {43#true} ~cond := #in~cond; {43#true} is VALID [2022-04-08 12:22:24,539 INFO L290 TraceCheckUtils]: 14: Hoare triple {43#true} assume 0 == ~cond;assume false; {44#false} is VALID [2022-04-08 12:22:24,539 INFO L290 TraceCheckUtils]: 15: Hoare triple {44#false} assume true; {44#false} is VALID [2022-04-08 12:22:24,539 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {44#false} {44#false} #81#return; {44#false} is VALID [2022-04-08 12:22:24,539 INFO L272 TraceCheckUtils]: 17: Hoare triple {44#false} call assume_abort_if_not((if ~x~0 >= 1 then 1 else 0)); {43#true} is VALID [2022-04-08 12:22:24,539 INFO L290 TraceCheckUtils]: 18: Hoare triple {43#true} ~cond := #in~cond; {43#true} is VALID [2022-04-08 12:22:24,541 INFO L290 TraceCheckUtils]: 19: Hoare triple {43#true} assume 0 == ~cond;assume false; {44#false} is VALID [2022-04-08 12:22:24,541 INFO L290 TraceCheckUtils]: 20: Hoare triple {44#false} assume true; {44#false} is VALID [2022-04-08 12:22:24,541 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {44#false} {44#false} #83#return; {44#false} is VALID [2022-04-08 12:22:24,541 INFO L272 TraceCheckUtils]: 22: Hoare triple {44#false} call assume_abort_if_not((if ~y~0 >= 1 then 1 else 0)); {43#true} is VALID [2022-04-08 12:22:24,541 INFO L290 TraceCheckUtils]: 23: Hoare triple {43#true} ~cond := #in~cond; {43#true} is VALID [2022-04-08 12:22:24,542 INFO L290 TraceCheckUtils]: 24: Hoare triple {43#true} assume 0 == ~cond;assume false; {44#false} is VALID [2022-04-08 12:22:24,542 INFO L290 TraceCheckUtils]: 25: Hoare triple {44#false} assume true; {44#false} is VALID [2022-04-08 12:22:24,542 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {44#false} {44#false} #85#return; {44#false} is VALID [2022-04-08 12:22:24,543 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 [2022-04-08 12:22:24,543 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 [2022-04-08 12:22:24,543 INFO L290 TraceCheckUtils]: 29: Hoare triple {43#true} ~cond := #in~cond; {43#true} is VALID [2022-04-08 12:22:24,548 INFO L290 TraceCheckUtils]: 30: Hoare triple {43#true} assume 0 == ~cond;assume false; {44#false} is VALID [2022-04-08 12:22:24,548 INFO L290 TraceCheckUtils]: 31: Hoare triple {44#false} assume true; {44#false} is VALID [2022-04-08 12:22:24,548 INFO L284 TraceCheckUtils]: 32: Hoare quadruple {44#false} {44#false} #87#return; {44#false} is VALID [2022-04-08 12:22:24,548 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 [2022-04-08 12:22:24,548 INFO L290 TraceCheckUtils]: 34: Hoare triple {43#true} ~cond := #in~cond; {43#true} is VALID [2022-04-08 12:22:24,549 INFO L290 TraceCheckUtils]: 35: Hoare triple {43#true} assume 0 == ~cond;assume false; {44#false} is VALID [2022-04-08 12:22:24,549 INFO L290 TraceCheckUtils]: 36: Hoare triple {44#false} assume true; {44#false} is VALID [2022-04-08 12:22:24,549 INFO L284 TraceCheckUtils]: 37: Hoare quadruple {44#false} {44#false} #89#return; {44#false} is VALID [2022-04-08 12:22:24,549 INFO L290 TraceCheckUtils]: 38: Hoare triple {44#false} assume !true; {44#false} is VALID [2022-04-08 12:22:24,549 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 [2022-04-08 12:22:24,549 INFO L290 TraceCheckUtils]: 40: Hoare triple {44#false} ~cond := #in~cond; {44#false} is VALID [2022-04-08 12:22:24,550 INFO L290 TraceCheckUtils]: 41: Hoare triple {44#false} assume 0 == ~cond; {44#false} is VALID [2022-04-08 12:22:24,550 INFO L290 TraceCheckUtils]: 42: Hoare triple {44#false} assume !false; {44#false} is VALID [2022-04-08 12:22:24,550 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2022-04-08 12:22:24,550 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-08 12:22:24,551 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1737742099] [2022-04-08 12:22:24,551 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1737742099] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 12:22:24,551 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 12:22:24,551 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-04-08 12:22:24,553 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-08 12:22:24,553 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [1291474299] [2022-04-08 12:22:24,553 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [1291474299] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 12:22:24,553 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 12:22:24,553 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-04-08 12:22:24,554 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1227019750] [2022-04-08 12:22:24,554 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-08 12:22:24,557 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 [2022-04-08 12:22:24,558 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-08 12:22:24,560 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) [2022-04-08 12:22:24,606 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 28 edges. 28 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 12:22:24,607 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-04-08 12:22:24,607 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-08 12:22:24,624 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-04-08 12:22:24,624 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-04-08 12:22:24,627 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) [2022-04-08 12:22:24,840 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 12:22:24,840 INFO L93 Difference]: Finished difference Result 73 states and 118 transitions. [2022-04-08 12:22:24,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-08 12:22:24,840 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 [2022-04-08 12:22:24,841 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-08 12:22:24,848 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) [2022-04-08 12:22:24,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 118 transitions. [2022-04-08 12:22:24,861 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) [2022-04-08 12:22:24,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 118 transitions. [2022-04-08 12:22:24,887 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 3 states and 118 transitions. [2022-04-08 12:22:25,047 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 118 edges. 118 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 12:22:25,054 INFO L225 Difference]: With dead ends: 73 [2022-04-08 12:22:25,054 INFO L226 Difference]: Without dead ends: 35 [2022-04-08 12:22:25,056 INFO L912 BasicCegarLoop]: 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 [2022-04-08 12:22:25,059 INFO L913 BasicCegarLoop]: 39 mSDtfsCounter, 20 mSDsluCounter, 3 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s 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, 0.1s IncrementalHoareTripleChecker+Time [2022-04-08 12:22:25,059 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [32 Valid, 42 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-04-08 12:22:25,072 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states. [2022-04-08 12:22:25,084 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 35. [2022-04-08 12:22:25,085 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-08 12:22:25,085 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) [2022-04-08 12:22:25,086 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) [2022-04-08 12:22:25,086 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) [2022-04-08 12:22:25,090 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 12:22:25,090 INFO L93 Difference]: Finished difference Result 35 states and 46 transitions. [2022-04-08 12:22:25,090 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 46 transitions. [2022-04-08 12:22:25,091 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 12:22:25,091 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 12:22:25,092 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. [2022-04-08 12:22:25,092 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. [2022-04-08 12:22:25,095 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 12:22:25,096 INFO L93 Difference]: Finished difference Result 35 states and 46 transitions. [2022-04-08 12:22:25,096 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 46 transitions. [2022-04-08 12:22:25,097 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 12:22:25,097 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 12:22:25,097 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-08 12:22:25,097 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-08 12:22:25,098 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) [2022-04-08 12:22:25,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 46 transitions. [2022-04-08 12:22:25,102 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 46 transitions. Word has length 43 [2022-04-08 12:22:25,103 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-08 12:22:25,103 INFO L478 AbstractCegarLoop]: Abstraction has 35 states and 46 transitions. [2022-04-08 12:22:25,103 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 4.0) internal successors, (12), 2 states have internal predecessors, (12), 2 states have call successors, (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) [2022-04-08 12:22:25,103 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 35 states and 46 transitions. [2022-04-08 12:22:25,149 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 46 edges. 46 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 12:22:25,149 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 46 transitions. [2022-04-08 12:22:25,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-04-08 12:22:25,150 INFO L491 BasicCegarLoop]: Found error trace [2022-04-08 12:22:25,150 INFO L499 BasicCegarLoop]: 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] [2022-04-08 12:22:25,150 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-04-08 12:22:25,151 INFO L403 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-08 12:22:25,151 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-08 12:22:25,151 INFO L85 PathProgramCache]: Analyzing trace with hash 987777007, now seen corresponding path program 1 times [2022-04-08 12:22:25,151 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-08 12:22:25,151 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [1795980002] [2022-04-08 12:22:25,152 INFO L202 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-04-08 12:22:25,152 INFO L85 PathProgramCache]: Analyzing trace with hash 987777007, now seen corresponding path program 2 times [2022-04-08 12:22:25,152 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-08 12:22:25,153 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2063038546] [2022-04-08 12:22:25,153 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-08 12:22:25,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-08 12:22:25,194 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-04-08 12:22:25,194 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [112037839] [2022-04-08 12:22:25,194 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-04-08 12:22:25,195 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-08 12:22:25,195 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-08 12:22:25,202 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-04-08 12:22:25,203 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-04-08 12:22:25,255 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-04-08 12:22:25,255 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-08 12:22:25,279 INFO L263 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 7 conjunts are in the unsatisfiable core [2022-04-08 12:22:25,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 12:22:25,304 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-08 12:22:25,484 INFO L272 TraceCheckUtils]: 0: Hoare triple {361#true} call ULTIMATE.init(); {361#true} is VALID [2022-04-08 12:22:25,484 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 [2022-04-08 12:22:25,484 INFO L290 TraceCheckUtils]: 2: Hoare triple {361#true} assume true; {361#true} is VALID [2022-04-08 12:22:25,484 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {361#true} {361#true} #103#return; {361#true} is VALID [2022-04-08 12:22:25,484 INFO L272 TraceCheckUtils]: 4: Hoare triple {361#true} call #t~ret6 := main(); {361#true} is VALID [2022-04-08 12:22:25,485 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 [2022-04-08 12:22:25,485 INFO L272 TraceCheckUtils]: 6: Hoare triple {361#true} call assume_abort_if_not((if ~x~0 >= 0 && ~x~0 <= 50 then 1 else 0)); {361#true} is VALID [2022-04-08 12:22:25,485 INFO L290 TraceCheckUtils]: 7: Hoare triple {361#true} ~cond := #in~cond; {361#true} is VALID [2022-04-08 12:22:25,485 INFO L290 TraceCheckUtils]: 8: Hoare triple {361#true} assume !(0 == ~cond); {361#true} is VALID [2022-04-08 12:22:25,485 INFO L290 TraceCheckUtils]: 9: Hoare triple {361#true} assume true; {361#true} is VALID [2022-04-08 12:22:25,485 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {361#true} {361#true} #79#return; {361#true} is VALID [2022-04-08 12:22:25,486 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 [2022-04-08 12:22:25,486 INFO L272 TraceCheckUtils]: 12: Hoare triple {361#true} call assume_abort_if_not((if ~y~0 >= 0 && ~y~0 <= 50 then 1 else 0)); {361#true} is VALID [2022-04-08 12:22:25,486 INFO L290 TraceCheckUtils]: 13: Hoare triple {361#true} ~cond := #in~cond; {361#true} is VALID [2022-04-08 12:22:25,486 INFO L290 TraceCheckUtils]: 14: Hoare triple {361#true} assume !(0 == ~cond); {361#true} is VALID [2022-04-08 12:22:25,486 INFO L290 TraceCheckUtils]: 15: Hoare triple {361#true} assume true; {361#true} is VALID [2022-04-08 12:22:25,486 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {361#true} {361#true} #81#return; {361#true} is VALID [2022-04-08 12:22:25,487 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 [2022-04-08 12:22:25,487 INFO L290 TraceCheckUtils]: 18: Hoare triple {361#true} ~cond := #in~cond; {361#true} is VALID [2022-04-08 12:22:25,487 INFO L290 TraceCheckUtils]: 19: Hoare triple {361#true} assume !(0 == ~cond); {361#true} is VALID [2022-04-08 12:22:25,487 INFO L290 TraceCheckUtils]: 20: Hoare triple {361#true} assume true; {361#true} is VALID [2022-04-08 12:22:25,487 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {361#true} {361#true} #83#return; {361#true} is VALID [2022-04-08 12:22:25,487 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 [2022-04-08 12:22:25,488 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 [2022-04-08 12:22:25,488 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 [2022-04-08 12:22:25,489 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 [2022-04-08 12:22:25,489 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 [2022-04-08 12:22:25,490 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 [2022-04-08 12:22:25,490 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 [2022-04-08 12:22:25,490 INFO L290 TraceCheckUtils]: 29: Hoare triple {361#true} ~cond := #in~cond; {361#true} is VALID [2022-04-08 12:22:25,490 INFO L290 TraceCheckUtils]: 30: Hoare triple {361#true} assume !(0 == ~cond); {361#true} is VALID [2022-04-08 12:22:25,491 INFO L290 TraceCheckUtils]: 31: Hoare triple {361#true} assume true; {361#true} is VALID [2022-04-08 12:22:25,491 INFO L284 TraceCheckUtils]: 32: Hoare quadruple {361#true} {450#(<= 1 main_~b~0)} #87#return; {450#(<= 1 main_~b~0)} is VALID [2022-04-08 12:22:25,491 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 [2022-04-08 12:22:25,491 INFO L290 TraceCheckUtils]: 34: Hoare triple {361#true} ~cond := #in~cond; {361#true} is VALID [2022-04-08 12:22:25,492 INFO L290 TraceCheckUtils]: 35: Hoare triple {361#true} assume !(0 == ~cond); {361#true} is VALID [2022-04-08 12:22:25,492 INFO L290 TraceCheckUtils]: 36: Hoare triple {361#true} assume true; {361#true} is VALID [2022-04-08 12:22:25,492 INFO L284 TraceCheckUtils]: 37: Hoare quadruple {361#true} {450#(<= 1 main_~b~0)} #89#return; {450#(<= 1 main_~b~0)} is VALID [2022-04-08 12:22:25,493 INFO L290 TraceCheckUtils]: 38: Hoare triple {450#(<= 1 main_~b~0)} assume !false; {450#(<= 1 main_~b~0)} is VALID [2022-04-08 12:22:25,493 INFO L290 TraceCheckUtils]: 39: Hoare triple {450#(<= 1 main_~b~0)} assume !(0 != ~b~0); {362#false} is VALID [2022-04-08 12:22:25,493 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 [2022-04-08 12:22:25,493 INFO L290 TraceCheckUtils]: 41: Hoare triple {362#false} ~cond := #in~cond; {362#false} is VALID [2022-04-08 12:22:25,493 INFO L290 TraceCheckUtils]: 42: Hoare triple {362#false} assume 0 == ~cond; {362#false} is VALID [2022-04-08 12:22:25,494 INFO L290 TraceCheckUtils]: 43: Hoare triple {362#false} assume !false; {362#false} is VALID [2022-04-08 12:22:25,494 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 9 proven. 6 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2022-04-08 12:22:25,494 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-08 12:22:25,752 INFO L290 TraceCheckUtils]: 43: Hoare triple {362#false} assume !false; {362#false} is VALID [2022-04-08 12:22:25,753 INFO L290 TraceCheckUtils]: 42: Hoare triple {362#false} assume 0 == ~cond; {362#false} is VALID [2022-04-08 12:22:25,753 INFO L290 TraceCheckUtils]: 41: Hoare triple {362#false} ~cond := #in~cond; {362#false} is VALID [2022-04-08 12:22:25,753 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 [2022-04-08 12:22:25,755 INFO L290 TraceCheckUtils]: 39: Hoare triple {450#(<= 1 main_~b~0)} assume !(0 != ~b~0); {362#false} is VALID [2022-04-08 12:22:25,755 INFO L290 TraceCheckUtils]: 38: Hoare triple {450#(<= 1 main_~b~0)} assume !false; {450#(<= 1 main_~b~0)} is VALID [2022-04-08 12:22:25,764 INFO L284 TraceCheckUtils]: 37: Hoare quadruple {361#true} {450#(<= 1 main_~b~0)} #89#return; {450#(<= 1 main_~b~0)} is VALID [2022-04-08 12:22:25,764 INFO L290 TraceCheckUtils]: 36: Hoare triple {361#true} assume true; {361#true} is VALID [2022-04-08 12:22:25,764 INFO L290 TraceCheckUtils]: 35: Hoare triple {361#true} assume !(0 == ~cond); {361#true} is VALID [2022-04-08 12:22:25,765 INFO L290 TraceCheckUtils]: 34: Hoare triple {361#true} ~cond := #in~cond; {361#true} is VALID [2022-04-08 12:22:25,765 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 [2022-04-08 12:22:25,767 INFO L284 TraceCheckUtils]: 32: Hoare quadruple {361#true} {450#(<= 1 main_~b~0)} #87#return; {450#(<= 1 main_~b~0)} is VALID [2022-04-08 12:22:25,767 INFO L290 TraceCheckUtils]: 31: Hoare triple {361#true} assume true; {361#true} is VALID [2022-04-08 12:22:25,767 INFO L290 TraceCheckUtils]: 30: Hoare triple {361#true} assume !(0 == ~cond); {361#true} is VALID [2022-04-08 12:22:25,767 INFO L290 TraceCheckUtils]: 29: Hoare triple {361#true} ~cond := #in~cond; {361#true} is VALID [2022-04-08 12:22:25,767 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 [2022-04-08 12:22:25,768 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 [2022-04-08 12:22:25,769 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 [2022-04-08 12:22:25,769 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 [2022-04-08 12:22:25,769 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 [2022-04-08 12:22:25,770 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 [2022-04-08 12:22:25,770 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 [2022-04-08 12:22:25,770 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {361#true} {361#true} #83#return; {361#true} is VALID [2022-04-08 12:22:25,770 INFO L290 TraceCheckUtils]: 20: Hoare triple {361#true} assume true; {361#true} is VALID [2022-04-08 12:22:25,770 INFO L290 TraceCheckUtils]: 19: Hoare triple {361#true} assume !(0 == ~cond); {361#true} is VALID [2022-04-08 12:22:25,770 INFO L290 TraceCheckUtils]: 18: Hoare triple {361#true} ~cond := #in~cond; {361#true} is VALID [2022-04-08 12:22:25,771 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 [2022-04-08 12:22:25,771 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {361#true} {361#true} #81#return; {361#true} is VALID [2022-04-08 12:22:25,771 INFO L290 TraceCheckUtils]: 15: Hoare triple {361#true} assume true; {361#true} is VALID [2022-04-08 12:22:25,771 INFO L290 TraceCheckUtils]: 14: Hoare triple {361#true} assume !(0 == ~cond); {361#true} is VALID [2022-04-08 12:22:25,772 INFO L290 TraceCheckUtils]: 13: Hoare triple {361#true} ~cond := #in~cond; {361#true} is VALID [2022-04-08 12:22:25,772 INFO L272 TraceCheckUtils]: 12: Hoare triple {361#true} call assume_abort_if_not((if ~y~0 >= 0 && ~y~0 <= 50 then 1 else 0)); {361#true} is VALID [2022-04-08 12:22:25,772 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 [2022-04-08 12:22:25,772 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {361#true} {361#true} #79#return; {361#true} is VALID [2022-04-08 12:22:25,772 INFO L290 TraceCheckUtils]: 9: Hoare triple {361#true} assume true; {361#true} is VALID [2022-04-08 12:22:25,772 INFO L290 TraceCheckUtils]: 8: Hoare triple {361#true} assume !(0 == ~cond); {361#true} is VALID [2022-04-08 12:22:25,773 INFO L290 TraceCheckUtils]: 7: Hoare triple {361#true} ~cond := #in~cond; {361#true} is VALID [2022-04-08 12:22:25,773 INFO L272 TraceCheckUtils]: 6: Hoare triple {361#true} call assume_abort_if_not((if ~x~0 >= 0 && ~x~0 <= 50 then 1 else 0)); {361#true} is VALID [2022-04-08 12:22:25,773 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 [2022-04-08 12:22:25,773 INFO L272 TraceCheckUtils]: 4: Hoare triple {361#true} call #t~ret6 := main(); {361#true} is VALID [2022-04-08 12:22:25,773 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {361#true} {361#true} #103#return; {361#true} is VALID [2022-04-08 12:22:25,774 INFO L290 TraceCheckUtils]: 2: Hoare triple {361#true} assume true; {361#true} is VALID [2022-04-08 12:22:25,774 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 [2022-04-08 12:22:25,774 INFO L272 TraceCheckUtils]: 0: Hoare triple {361#true} call ULTIMATE.init(); {361#true} is VALID [2022-04-08 12:22:25,774 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 9 proven. 6 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2022-04-08 12:22:25,775 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-08 12:22:25,775 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2063038546] [2022-04-08 12:22:25,775 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-04-08 12:22:25,775 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [112037839] [2022-04-08 12:22:25,776 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [112037839] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-08 12:22:25,776 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-04-08 12:22:25,776 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 7 [2022-04-08 12:22:25,777 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-08 12:22:25,777 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [1795980002] [2022-04-08 12:22:25,777 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [1795980002] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 12:22:25,777 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 12:22:25,777 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-04-08 12:22:25,777 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1147688878] [2022-04-08 12:22:25,777 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-08 12:22:25,778 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 [2022-04-08 12:22:25,779 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-08 12:22:25,779 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) [2022-04-08 12:22:25,800 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 32 edges. 32 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 12:22:25,801 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-04-08 12:22:25,801 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-08 12:22:25,801 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-04-08 12:22:25,801 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-04-08 12:22:25,802 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) [2022-04-08 12:22:26,087 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 12:22:26,087 INFO L93 Difference]: Finished difference Result 52 states and 69 transitions. [2022-04-08 12:22:26,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-04-08 12:22:26,088 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 [2022-04-08 12:22:26,088 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-08 12:22:26,088 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) [2022-04-08 12:22:26,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 69 transitions. [2022-04-08 12:22:26,091 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) [2022-04-08 12:22:26,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 69 transitions. [2022-04-08 12:22:26,093 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 6 states and 69 transitions. [2022-04-08 12:22:26,145 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 69 edges. 69 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 12:22:26,147 INFO L225 Difference]: With dead ends: 52 [2022-04-08 12:22:26,147 INFO L226 Difference]: Without dead ends: 44 [2022-04-08 12:22:26,147 INFO L912 BasicCegarLoop]: 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 [2022-04-08 12:22:26,148 INFO L913 BasicCegarLoop]: 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 [2022-04-08 12:22:26,149 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [24 Valid, 128 Invalid, 101 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 90 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-04-08 12:22:26,149 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44 states. [2022-04-08 12:22:26,165 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44 to 37. [2022-04-08 12:22:26,166 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-08 12:22:26,166 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) [2022-04-08 12:22:26,166 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) [2022-04-08 12:22:26,167 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) [2022-04-08 12:22:26,169 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 12:22:26,169 INFO L93 Difference]: Finished difference Result 44 states and 60 transitions. [2022-04-08 12:22:26,169 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 60 transitions. [2022-04-08 12:22:26,170 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 12:22:26,170 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 12:22:26,170 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. [2022-04-08 12:22:26,170 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. [2022-04-08 12:22:26,172 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 12:22:26,172 INFO L93 Difference]: Finished difference Result 44 states and 60 transitions. [2022-04-08 12:22:26,173 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 60 transitions. [2022-04-08 12:22:26,173 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 12:22:26,173 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 12:22:26,173 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-08 12:22:26,173 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-08 12:22:26,174 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) [2022-04-08 12:22:26,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 37 states and 48 transitions. [2022-04-08 12:22:26,175 INFO L78 Accepts]: Start accepts. Automaton has 37 states and 48 transitions. Word has length 44 [2022-04-08 12:22:26,175 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-08 12:22:26,175 INFO L478 AbstractCegarLoop]: Abstraction has 37 states and 48 transitions. [2022-04-08 12:22:26,176 INFO L479 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) [2022-04-08 12:22:26,176 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 37 states and 48 transitions. [2022-04-08 12:22:26,215 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 48 edges. 48 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 12:22:26,215 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 48 transitions. [2022-04-08 12:22:26,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-04-08 12:22:26,216 INFO L491 BasicCegarLoop]: Found error trace [2022-04-08 12:22:26,216 INFO L499 BasicCegarLoop]: 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] [2022-04-08 12:22:26,237 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-04-08 12:22:26,431 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-08 12:22:26,431 INFO L403 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-08 12:22:26,432 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-08 12:22:26,432 INFO L85 PathProgramCache]: Analyzing trace with hash 561616070, now seen corresponding path program 1 times [2022-04-08 12:22:26,432 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-08 12:22:26,432 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [1025472856] [2022-04-08 12:22:26,433 INFO L202 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-04-08 12:22:26,433 INFO L85 PathProgramCache]: Analyzing trace with hash 561616070, now seen corresponding path program 2 times [2022-04-08 12:22:26,433 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-08 12:22:26,433 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [228293863] [2022-04-08 12:22:26,433 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-08 12:22:26,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-08 12:22:26,449 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-04-08 12:22:26,449 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1805437309] [2022-04-08 12:22:26,449 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-04-08 12:22:26,449 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-08 12:22:26,449 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-08 12:22:26,450 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-04-08 12:22:26,451 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-04-08 12:22:26,479 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-04-08 12:22:26,479 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-08 12:22:26,480 INFO L263 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 8 conjunts are in the unsatisfiable core [2022-04-08 12:22:26,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 12:22:26,492 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-08 12:22:26,605 INFO L272 TraceCheckUtils]: 0: Hoare triple {901#true} call ULTIMATE.init(); {901#true} is VALID [2022-04-08 12:22:26,605 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 [2022-04-08 12:22:26,605 INFO L290 TraceCheckUtils]: 2: Hoare triple {901#true} assume true; {901#true} is VALID [2022-04-08 12:22:26,605 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {901#true} {901#true} #103#return; {901#true} is VALID [2022-04-08 12:22:26,605 INFO L272 TraceCheckUtils]: 4: Hoare triple {901#true} call #t~ret6 := main(); {901#true} is VALID [2022-04-08 12:22:26,605 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 [2022-04-08 12:22:26,605 INFO L272 TraceCheckUtils]: 6: Hoare triple {901#true} call assume_abort_if_not((if ~x~0 >= 0 && ~x~0 <= 50 then 1 else 0)); {901#true} is VALID [2022-04-08 12:22:26,606 INFO L290 TraceCheckUtils]: 7: Hoare triple {901#true} ~cond := #in~cond; {901#true} is VALID [2022-04-08 12:22:26,606 INFO L290 TraceCheckUtils]: 8: Hoare triple {901#true} assume !(0 == ~cond); {901#true} is VALID [2022-04-08 12:22:26,606 INFO L290 TraceCheckUtils]: 9: Hoare triple {901#true} assume true; {901#true} is VALID [2022-04-08 12:22:26,606 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {901#true} {901#true} #79#return; {901#true} is VALID [2022-04-08 12:22:26,606 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 [2022-04-08 12:22:26,606 INFO L272 TraceCheckUtils]: 12: Hoare triple {901#true} call assume_abort_if_not((if ~y~0 >= 0 && ~y~0 <= 50 then 1 else 0)); {901#true} is VALID [2022-04-08 12:22:26,606 INFO L290 TraceCheckUtils]: 13: Hoare triple {901#true} ~cond := #in~cond; {901#true} is VALID [2022-04-08 12:22:26,606 INFO L290 TraceCheckUtils]: 14: Hoare triple {901#true} assume !(0 == ~cond); {901#true} is VALID [2022-04-08 12:22:26,606 INFO L290 TraceCheckUtils]: 15: Hoare triple {901#true} assume true; {901#true} is VALID [2022-04-08 12:22:26,606 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {901#true} {901#true} #81#return; {901#true} is VALID [2022-04-08 12:22:26,607 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 [2022-04-08 12:22:26,607 INFO L290 TraceCheckUtils]: 18: Hoare triple {901#true} ~cond := #in~cond; {901#true} is VALID [2022-04-08 12:22:26,607 INFO L290 TraceCheckUtils]: 19: Hoare triple {901#true} assume !(0 == ~cond); {901#true} is VALID [2022-04-08 12:22:26,607 INFO L290 TraceCheckUtils]: 20: Hoare triple {901#true} assume true; {901#true} is VALID [2022-04-08 12:22:26,607 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {901#true} {901#true} #83#return; {901#true} is VALID [2022-04-08 12:22:26,607 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 [2022-04-08 12:22:26,607 INFO L290 TraceCheckUtils]: 23: Hoare triple {901#true} ~cond := #in~cond; {901#true} is VALID [2022-04-08 12:22:26,607 INFO L290 TraceCheckUtils]: 24: Hoare triple {901#true} assume !(0 == ~cond); {901#true} is VALID [2022-04-08 12:22:26,607 INFO L290 TraceCheckUtils]: 25: Hoare triple {901#true} assume true; {901#true} is VALID [2022-04-08 12:22:26,607 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {901#true} {901#true} #85#return; {901#true} is VALID [2022-04-08 12:22:26,608 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 [2022-04-08 12:22:26,608 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 [2022-04-08 12:22:26,608 INFO L290 TraceCheckUtils]: 29: Hoare triple {901#true} ~cond := #in~cond; {901#true} is VALID [2022-04-08 12:22:26,608 INFO L290 TraceCheckUtils]: 30: Hoare triple {901#true} assume !(0 == ~cond); {901#true} is VALID [2022-04-08 12:22:26,608 INFO L290 TraceCheckUtils]: 31: Hoare triple {901#true} assume true; {901#true} is VALID [2022-04-08 12:22:26,608 INFO L284 TraceCheckUtils]: 32: Hoare quadruple {901#true} {901#true} #87#return; {901#true} is VALID [2022-04-08 12:22:26,608 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 [2022-04-08 12:22:26,608 INFO L290 TraceCheckUtils]: 34: Hoare triple {901#true} ~cond := #in~cond; {901#true} is VALID [2022-04-08 12:22:26,608 INFO L290 TraceCheckUtils]: 35: Hoare triple {901#true} assume !(0 == ~cond); {901#true} is VALID [2022-04-08 12:22:26,609 INFO L290 TraceCheckUtils]: 36: Hoare triple {901#true} assume true; {901#true} is VALID [2022-04-08 12:22:26,609 INFO L284 TraceCheckUtils]: 37: Hoare quadruple {901#true} {901#true} #89#return; {901#true} is VALID [2022-04-08 12:22:26,609 INFO L290 TraceCheckUtils]: 38: Hoare triple {901#true} assume !false; {901#true} is VALID [2022-04-08 12:22:26,609 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 [2022-04-08 12:22:26,610 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 [2022-04-08 12:22:26,610 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 [2022-04-08 12:22:26,611 INFO L290 TraceCheckUtils]: 42: Hoare triple {1030#(<= 1 |__VERIFIER_assert_#in~cond|)} ~cond := #in~cond; {1034#(<= 1 __VERIFIER_assert_~cond)} is VALID [2022-04-08 12:22:26,611 INFO L290 TraceCheckUtils]: 43: Hoare triple {1034#(<= 1 __VERIFIER_assert_~cond)} assume 0 == ~cond; {902#false} is VALID [2022-04-08 12:22:26,611 INFO L290 TraceCheckUtils]: 44: Hoare triple {902#false} assume !false; {902#false} is VALID [2022-04-08 12:22:26,611 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2022-04-08 12:22:26,611 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-04-08 12:22:26,612 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-08 12:22:26,612 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [228293863] [2022-04-08 12:22:26,612 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-04-08 12:22:26,612 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1805437309] [2022-04-08 12:22:26,612 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1805437309] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 12:22:26,612 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 12:22:26,612 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-04-08 12:22:26,612 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-08 12:22:26,612 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [1025472856] [2022-04-08 12:22:26,613 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [1025472856] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 12:22:26,613 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 12:22:26,613 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-04-08 12:22:26,613 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [848081763] [2022-04-08 12:22:26,613 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-08 12:22:26,613 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 [2022-04-08 12:22:26,613 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-08 12:22:26,614 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) [2022-04-08 12:22:26,652 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 30 edges. 30 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 12:22:26,652 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-04-08 12:22:26,652 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-08 12:22:26,652 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-04-08 12:22:26,653 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-04-08 12:22:26,653 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) [2022-04-08 12:22:26,835 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 12:22:26,836 INFO L93 Difference]: Finished difference Result 50 states and 65 transitions. [2022-04-08 12:22:26,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-04-08 12:22:26,836 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 [2022-04-08 12:22:26,836 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-08 12:22:26,836 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) [2022-04-08 12:22:26,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 63 transitions. [2022-04-08 12:22:26,838 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) [2022-04-08 12:22:26,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 63 transitions. [2022-04-08 12:22:26,839 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 5 states and 63 transitions. [2022-04-08 12:22:26,883 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 63 edges. 63 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 12:22:26,885 INFO L225 Difference]: With dead ends: 50 [2022-04-08 12:22:26,885 INFO L226 Difference]: Without dead ends: 48 [2022-04-08 12:22:26,885 INFO L912 BasicCegarLoop]: 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 [2022-04-08 12:22:26,886 INFO L913 BasicCegarLoop]: 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 [2022-04-08 12:22:26,886 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [10 Valid, 154 Invalid, 41 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 41 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-04-08 12:22:26,887 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48 states. [2022-04-08 12:22:26,909 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48 to 43. [2022-04-08 12:22:26,909 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-08 12:22:26,910 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) [2022-04-08 12:22:26,912 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) [2022-04-08 12:22:26,913 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) [2022-04-08 12:22:26,928 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 12:22:26,928 INFO L93 Difference]: Finished difference Result 48 states and 63 transitions. [2022-04-08 12:22:26,928 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 63 transitions. [2022-04-08 12:22:26,929 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 12:22:26,929 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 12:22:26,929 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. [2022-04-08 12:22:26,929 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. [2022-04-08 12:22:26,931 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 12:22:26,931 INFO L93 Difference]: Finished difference Result 48 states and 63 transitions. [2022-04-08 12:22:26,931 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 63 transitions. [2022-04-08 12:22:26,932 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 12:22:26,932 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 12:22:26,932 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-08 12:22:26,932 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-08 12:22:26,932 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) [2022-04-08 12:22:26,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 54 transitions. [2022-04-08 12:22:26,934 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 54 transitions. Word has length 45 [2022-04-08 12:22:26,934 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-08 12:22:26,934 INFO L478 AbstractCegarLoop]: Abstraction has 43 states and 54 transitions. [2022-04-08 12:22:26,934 INFO L479 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) [2022-04-08 12:22:26,934 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 43 states and 54 transitions. [2022-04-08 12:22:26,991 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 54 edges. 54 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 12:22:26,991 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 54 transitions. [2022-04-08 12:22:26,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-04-08 12:22:26,992 INFO L491 BasicCegarLoop]: Found error trace [2022-04-08 12:22:26,992 INFO L499 BasicCegarLoop]: 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] [2022-04-08 12:22:27,010 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-04-08 12:22:27,207 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2022-04-08 12:22:27,208 INFO L403 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-08 12:22:27,208 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-08 12:22:27,208 INFO L85 PathProgramCache]: Analyzing trace with hash -680064098, now seen corresponding path program 1 times [2022-04-08 12:22:27,208 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-08 12:22:27,208 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [718425287] [2022-04-08 12:22:27,209 INFO L202 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-04-08 12:22:27,209 INFO L85 PathProgramCache]: Analyzing trace with hash -680064098, now seen corresponding path program 2 times [2022-04-08 12:22:27,209 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-08 12:22:27,209 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1713897939] [2022-04-08 12:22:27,209 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-08 12:22:27,209 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-08 12:22:27,228 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-04-08 12:22:27,229 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1678850497] [2022-04-08 12:22:27,229 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-04-08 12:22:27,229 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-08 12:22:27,229 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-08 12:22:27,230 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-04-08 12:22:27,231 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-04-08 12:22:27,268 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-04-08 12:22:27,268 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-08 12:22:27,269 INFO L263 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 9 conjunts are in the unsatisfiable core [2022-04-08 12:22:27,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 12:22:27,279 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-08 12:22:27,428 INFO L272 TraceCheckUtils]: 0: Hoare triple {1324#true} call ULTIMATE.init(); {1324#true} is VALID [2022-04-08 12:22:27,428 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 [2022-04-08 12:22:27,428 INFO L290 TraceCheckUtils]: 2: Hoare triple {1324#true} assume true; {1324#true} is VALID [2022-04-08 12:22:27,428 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {1324#true} {1324#true} #103#return; {1324#true} is VALID [2022-04-08 12:22:27,428 INFO L272 TraceCheckUtils]: 4: Hoare triple {1324#true} call #t~ret6 := main(); {1324#true} is VALID [2022-04-08 12:22:27,428 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 [2022-04-08 12:22:27,429 INFO L272 TraceCheckUtils]: 6: Hoare triple {1324#true} call assume_abort_if_not((if ~x~0 >= 0 && ~x~0 <= 50 then 1 else 0)); {1324#true} is VALID [2022-04-08 12:22:27,429 INFO L290 TraceCheckUtils]: 7: Hoare triple {1324#true} ~cond := #in~cond; {1324#true} is VALID [2022-04-08 12:22:27,429 INFO L290 TraceCheckUtils]: 8: Hoare triple {1324#true} assume !(0 == ~cond); {1324#true} is VALID [2022-04-08 12:22:27,429 INFO L290 TraceCheckUtils]: 9: Hoare triple {1324#true} assume true; {1324#true} is VALID [2022-04-08 12:22:27,429 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {1324#true} {1324#true} #79#return; {1324#true} is VALID [2022-04-08 12:22:27,429 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 [2022-04-08 12:22:27,429 INFO L272 TraceCheckUtils]: 12: Hoare triple {1324#true} call assume_abort_if_not((if ~y~0 >= 0 && ~y~0 <= 50 then 1 else 0)); {1324#true} is VALID [2022-04-08 12:22:27,429 INFO L290 TraceCheckUtils]: 13: Hoare triple {1324#true} ~cond := #in~cond; {1324#true} is VALID [2022-04-08 12:22:27,429 INFO L290 TraceCheckUtils]: 14: Hoare triple {1324#true} assume !(0 == ~cond); {1324#true} is VALID [2022-04-08 12:22:27,429 INFO L290 TraceCheckUtils]: 15: Hoare triple {1324#true} assume true; {1324#true} is VALID [2022-04-08 12:22:27,430 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {1324#true} {1324#true} #81#return; {1324#true} is VALID [2022-04-08 12:22:27,430 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 [2022-04-08 12:22:27,430 INFO L290 TraceCheckUtils]: 18: Hoare triple {1324#true} ~cond := #in~cond; {1324#true} is VALID [2022-04-08 12:22:27,430 INFO L290 TraceCheckUtils]: 19: Hoare triple {1324#true} assume !(0 == ~cond); {1324#true} is VALID [2022-04-08 12:22:27,430 INFO L290 TraceCheckUtils]: 20: Hoare triple {1324#true} assume true; {1324#true} is VALID [2022-04-08 12:22:27,430 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {1324#true} {1324#true} #83#return; {1324#true} is VALID [2022-04-08 12:22:27,430 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 [2022-04-08 12:22:27,430 INFO L290 TraceCheckUtils]: 23: Hoare triple {1324#true} ~cond := #in~cond; {1324#true} is VALID [2022-04-08 12:22:27,430 INFO L290 TraceCheckUtils]: 24: Hoare triple {1324#true} assume !(0 == ~cond); {1324#true} is VALID [2022-04-08 12:22:27,430 INFO L290 TraceCheckUtils]: 25: Hoare triple {1324#true} assume true; {1324#true} is VALID [2022-04-08 12:22:27,431 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {1324#true} {1324#true} #85#return; {1324#true} is VALID [2022-04-08 12:22:27,432 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 [2022-04-08 12:22:27,432 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 [2022-04-08 12:22:27,432 INFO L290 TraceCheckUtils]: 29: Hoare triple {1324#true} ~cond := #in~cond; {1324#true} is VALID [2022-04-08 12:22:27,432 INFO L290 TraceCheckUtils]: 30: Hoare triple {1324#true} assume !(0 == ~cond); {1324#true} is VALID [2022-04-08 12:22:27,433 INFO L290 TraceCheckUtils]: 31: Hoare triple {1324#true} assume true; {1324#true} is VALID [2022-04-08 12:22:27,433 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 [2022-04-08 12:22:27,433 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 [2022-04-08 12:22:27,433 INFO L290 TraceCheckUtils]: 34: Hoare triple {1324#true} ~cond := #in~cond; {1324#true} is VALID [2022-04-08 12:22:27,433 INFO L290 TraceCheckUtils]: 35: Hoare triple {1324#true} assume !(0 == ~cond); {1324#true} is VALID [2022-04-08 12:22:27,434 INFO L290 TraceCheckUtils]: 36: Hoare triple {1324#true} assume true; {1324#true} is VALID [2022-04-08 12:22:27,434 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 [2022-04-08 12:22:27,434 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 [2022-04-08 12:22:27,435 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 [2022-04-08 12:22:27,439 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 [2022-04-08 12:22:27,439 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 [2022-04-08 12:22:27,439 INFO L290 TraceCheckUtils]: 42: Hoare triple {1324#true} ~cond := #in~cond; {1324#true} is VALID [2022-04-08 12:22:27,440 INFO L290 TraceCheckUtils]: 43: Hoare triple {1324#true} assume !(0 == ~cond); {1324#true} is VALID [2022-04-08 12:22:27,440 INFO L290 TraceCheckUtils]: 44: Hoare triple {1324#true} assume true; {1324#true} is VALID [2022-04-08 12:22:27,440 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 [2022-04-08 12:22:27,441 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 [2022-04-08 12:22:27,441 INFO L290 TraceCheckUtils]: 47: Hoare triple {1468#(<= 1 |__VERIFIER_assert_#in~cond|)} ~cond := #in~cond; {1472#(<= 1 __VERIFIER_assert_~cond)} is VALID [2022-04-08 12:22:27,442 INFO L290 TraceCheckUtils]: 48: Hoare triple {1472#(<= 1 __VERIFIER_assert_~cond)} assume 0 == ~cond; {1325#false} is VALID [2022-04-08 12:22:27,442 INFO L290 TraceCheckUtils]: 49: Hoare triple {1325#false} assume !false; {1325#false} is VALID [2022-04-08 12:22:27,442 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2022-04-08 12:22:27,442 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-04-08 12:22:27,443 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-08 12:22:27,443 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1713897939] [2022-04-08 12:22:27,443 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-04-08 12:22:27,443 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1678850497] [2022-04-08 12:22:27,443 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1678850497] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 12:22:27,443 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 12:22:27,443 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-04-08 12:22:27,444 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-08 12:22:27,444 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [718425287] [2022-04-08 12:22:27,444 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [718425287] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 12:22:27,444 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 12:22:27,444 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-04-08 12:22:27,444 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1450599302] [2022-04-08 12:22:27,444 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-08 12:22:27,445 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 [2022-04-08 12:22:27,445 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-08 12:22:27,445 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) [2022-04-08 12:22:27,470 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 35 edges. 35 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 12:22:27,470 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-04-08 12:22:27,470 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-08 12:22:27,471 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-04-08 12:22:27,471 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-04-08 12:22:27,471 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) [2022-04-08 12:22:27,651 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 12:22:27,651 INFO L93 Difference]: Finished difference Result 58 states and 74 transitions. [2022-04-08 12:22:27,651 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-04-08 12:22:27,652 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 [2022-04-08 12:22:27,654 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-08 12:22:27,654 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) [2022-04-08 12:22:27,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 65 transitions. [2022-04-08 12:22:27,655 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) [2022-04-08 12:22:27,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 65 transitions. [2022-04-08 12:22:27,657 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 5 states and 65 transitions. [2022-04-08 12:22:27,702 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 65 edges. 65 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 12:22:27,704 INFO L225 Difference]: With dead ends: 58 [2022-04-08 12:22:27,704 INFO L226 Difference]: Without dead ends: 56 [2022-04-08 12:22:27,706 INFO L912 BasicCegarLoop]: 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 [2022-04-08 12:22:27,708 INFO L913 BasicCegarLoop]: 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 [2022-04-08 12:22:27,711 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [10 Valid, 161 Invalid, 38 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 38 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-04-08 12:22:27,712 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 56 states. [2022-04-08 12:22:27,742 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 56 to 55. [2022-04-08 12:22:27,742 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-08 12:22:27,743 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) [2022-04-08 12:22:27,743 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) [2022-04-08 12:22:27,743 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) [2022-04-08 12:22:27,745 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 12:22:27,745 INFO L93 Difference]: Finished difference Result 56 states and 72 transitions. [2022-04-08 12:22:27,745 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 72 transitions. [2022-04-08 12:22:27,745 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 12:22:27,746 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 12:22:27,746 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. [2022-04-08 12:22:27,746 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. [2022-04-08 12:22:27,748 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 12:22:27,748 INFO L93 Difference]: Finished difference Result 56 states and 72 transitions. [2022-04-08 12:22:27,748 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 72 transitions. [2022-04-08 12:22:27,749 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 12:22:27,749 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 12:22:27,749 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-08 12:22:27,749 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-08 12:22:27,749 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) [2022-04-08 12:22:27,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 71 transitions. [2022-04-08 12:22:27,751 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 71 transitions. Word has length 50 [2022-04-08 12:22:27,751 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-08 12:22:27,751 INFO L478 AbstractCegarLoop]: Abstraction has 55 states and 71 transitions. [2022-04-08 12:22:27,751 INFO L479 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) [2022-04-08 12:22:27,751 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 55 states and 71 transitions. [2022-04-08 12:22:27,815 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 71 edges. 71 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 12:22:27,815 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 71 transitions. [2022-04-08 12:22:27,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-04-08 12:22:27,816 INFO L491 BasicCegarLoop]: Found error trace [2022-04-08 12:22:27,816 INFO L499 BasicCegarLoop]: 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] [2022-04-08 12:22:27,832 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-04-08 12:22:28,023 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-08 12:22:28,023 INFO L403 AbstractCegarLoop]: === Iteration 5 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-08 12:22:28,024 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-08 12:22:28,024 INFO L85 PathProgramCache]: Analyzing trace with hash 606548870, now seen corresponding path program 1 times [2022-04-08 12:22:28,024 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-08 12:22:28,024 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [2103855950] [2022-04-08 12:22:28,024 INFO L202 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-04-08 12:22:28,025 INFO L85 PathProgramCache]: Analyzing trace with hash 606548870, now seen corresponding path program 2 times [2022-04-08 12:22:28,025 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-08 12:22:28,025 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [758898117] [2022-04-08 12:22:28,025 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-08 12:22:28,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-08 12:22:28,047 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-04-08 12:22:28,047 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1932210153] [2022-04-08 12:22:28,047 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-04-08 12:22:28,048 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-08 12:22:28,048 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-08 12:22:28,059 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-04-08 12:22:28,064 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-04-08 12:22:28,104 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-04-08 12:22:28,105 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-08 12:22:28,105 INFO L263 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 9 conjunts are in the unsatisfiable core [2022-04-08 12:22:28,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 12:22:28,121 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-08 12:22:28,280 INFO L272 TraceCheckUtils]: 0: Hoare triple {1818#true} call ULTIMATE.init(); {1818#true} is VALID [2022-04-08 12:22:28,283 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 [2022-04-08 12:22:28,285 INFO L290 TraceCheckUtils]: 2: Hoare triple {1818#true} assume true; {1818#true} is VALID [2022-04-08 12:22:28,286 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {1818#true} {1818#true} #103#return; {1818#true} is VALID [2022-04-08 12:22:28,286 INFO L272 TraceCheckUtils]: 4: Hoare triple {1818#true} call #t~ret6 := main(); {1818#true} is VALID [2022-04-08 12:22:28,286 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 [2022-04-08 12:22:28,286 INFO L272 TraceCheckUtils]: 6: Hoare triple {1818#true} call assume_abort_if_not((if ~x~0 >= 0 && ~x~0 <= 50 then 1 else 0)); {1818#true} is VALID [2022-04-08 12:22:28,286 INFO L290 TraceCheckUtils]: 7: Hoare triple {1818#true} ~cond := #in~cond; {1818#true} is VALID [2022-04-08 12:22:28,286 INFO L290 TraceCheckUtils]: 8: Hoare triple {1818#true} assume !(0 == ~cond); {1818#true} is VALID [2022-04-08 12:22:28,286 INFO L290 TraceCheckUtils]: 9: Hoare triple {1818#true} assume true; {1818#true} is VALID [2022-04-08 12:22:28,286 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {1818#true} {1818#true} #79#return; {1818#true} is VALID [2022-04-08 12:22:28,286 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 [2022-04-08 12:22:28,286 INFO L272 TraceCheckUtils]: 12: Hoare triple {1818#true} call assume_abort_if_not((if ~y~0 >= 0 && ~y~0 <= 50 then 1 else 0)); {1818#true} is VALID [2022-04-08 12:22:28,286 INFO L290 TraceCheckUtils]: 13: Hoare triple {1818#true} ~cond := #in~cond; {1818#true} is VALID [2022-04-08 12:22:28,287 INFO L290 TraceCheckUtils]: 14: Hoare triple {1818#true} assume !(0 == ~cond); {1818#true} is VALID [2022-04-08 12:22:28,287 INFO L290 TraceCheckUtils]: 15: Hoare triple {1818#true} assume true; {1818#true} is VALID [2022-04-08 12:22:28,287 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {1818#true} {1818#true} #81#return; {1818#true} is VALID [2022-04-08 12:22:28,287 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 [2022-04-08 12:22:28,287 INFO L290 TraceCheckUtils]: 18: Hoare triple {1818#true} ~cond := #in~cond; {1818#true} is VALID [2022-04-08 12:22:28,287 INFO L290 TraceCheckUtils]: 19: Hoare triple {1818#true} assume !(0 == ~cond); {1818#true} is VALID [2022-04-08 12:22:28,287 INFO L290 TraceCheckUtils]: 20: Hoare triple {1818#true} assume true; {1818#true} is VALID [2022-04-08 12:22:28,287 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {1818#true} {1818#true} #83#return; {1818#true} is VALID [2022-04-08 12:22:28,287 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 [2022-04-08 12:22:28,287 INFO L290 TraceCheckUtils]: 23: Hoare triple {1818#true} ~cond := #in~cond; {1818#true} is VALID [2022-04-08 12:22:28,287 INFO L290 TraceCheckUtils]: 24: Hoare triple {1818#true} assume !(0 == ~cond); {1818#true} is VALID [2022-04-08 12:22:28,287 INFO L290 TraceCheckUtils]: 25: Hoare triple {1818#true} assume true; {1818#true} is VALID [2022-04-08 12:22:28,288 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {1818#true} {1818#true} #85#return; {1818#true} is VALID [2022-04-08 12:22:28,288 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 [2022-04-08 12:22:28,288 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 [2022-04-08 12:22:28,288 INFO L290 TraceCheckUtils]: 29: Hoare triple {1818#true} ~cond := #in~cond; {1818#true} is VALID [2022-04-08 12:22:28,288 INFO L290 TraceCheckUtils]: 30: Hoare triple {1818#true} assume !(0 == ~cond); {1818#true} is VALID [2022-04-08 12:22:28,288 INFO L290 TraceCheckUtils]: 31: Hoare triple {1818#true} assume true; {1818#true} is VALID [2022-04-08 12:22:28,289 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 [2022-04-08 12:22:28,289 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 [2022-04-08 12:22:28,289 INFO L290 TraceCheckUtils]: 34: Hoare triple {1818#true} ~cond := #in~cond; {1818#true} is VALID [2022-04-08 12:22:28,289 INFO L290 TraceCheckUtils]: 35: Hoare triple {1818#true} assume !(0 == ~cond); {1818#true} is VALID [2022-04-08 12:22:28,289 INFO L290 TraceCheckUtils]: 36: Hoare triple {1818#true} assume true; {1818#true} is VALID [2022-04-08 12:22:28,290 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 [2022-04-08 12:22:28,290 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 [2022-04-08 12:22:28,291 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 [2022-04-08 12:22:28,291 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 [2022-04-08 12:22:28,291 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 [2022-04-08 12:22:28,291 INFO L290 TraceCheckUtils]: 42: Hoare triple {1818#true} ~cond := #in~cond; {1818#true} is VALID [2022-04-08 12:22:28,291 INFO L290 TraceCheckUtils]: 43: Hoare triple {1818#true} assume !(0 == ~cond); {1818#true} is VALID [2022-04-08 12:22:28,291 INFO L290 TraceCheckUtils]: 44: Hoare triple {1818#true} assume true; {1818#true} is VALID [2022-04-08 12:22:28,292 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 [2022-04-08 12:22:28,292 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 [2022-04-08 12:22:28,292 INFO L290 TraceCheckUtils]: 47: Hoare triple {1818#true} ~cond := #in~cond; {1818#true} is VALID [2022-04-08 12:22:28,292 INFO L290 TraceCheckUtils]: 48: Hoare triple {1818#true} assume !(0 == ~cond); {1818#true} is VALID [2022-04-08 12:22:28,292 INFO L290 TraceCheckUtils]: 49: Hoare triple {1818#true} assume true; {1818#true} is VALID [2022-04-08 12:22:28,293 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 [2022-04-08 12:22:28,294 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 [2022-04-08 12:22:28,294 INFO L290 TraceCheckUtils]: 52: Hoare triple {1977#(<= 1 |__VERIFIER_assert_#in~cond|)} ~cond := #in~cond; {1981#(<= 1 __VERIFIER_assert_~cond)} is VALID [2022-04-08 12:22:28,295 INFO L290 TraceCheckUtils]: 53: Hoare triple {1981#(<= 1 __VERIFIER_assert_~cond)} assume 0 == ~cond; {1819#false} is VALID [2022-04-08 12:22:28,295 INFO L290 TraceCheckUtils]: 54: Hoare triple {1819#false} assume !false; {1819#false} is VALID [2022-04-08 12:22:28,295 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2022-04-08 12:22:28,295 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-04-08 12:22:28,295 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-08 12:22:28,295 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [758898117] [2022-04-08 12:22:28,295 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-04-08 12:22:28,296 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1932210153] [2022-04-08 12:22:28,296 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1932210153] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 12:22:28,296 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 12:22:28,296 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-04-08 12:22:28,296 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-08 12:22:28,296 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [2103855950] [2022-04-08 12:22:28,296 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [2103855950] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 12:22:28,296 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 12:22:28,296 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-04-08 12:22:28,296 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [393522874] [2022-04-08 12:22:28,297 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-08 12:22:28,297 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 [2022-04-08 12:22:28,297 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-08 12:22:28,297 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) [2022-04-08 12:22:28,321 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 37 edges. 37 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 12:22:28,321 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-04-08 12:22:28,321 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-08 12:22:28,321 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-04-08 12:22:28,321 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-04-08 12:22:28,322 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) [2022-04-08 12:22:28,508 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 12:22:28,508 INFO L93 Difference]: Finished difference Result 62 states and 77 transitions. [2022-04-08 12:22:28,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-04-08 12:22:28,508 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 [2022-04-08 12:22:28,509 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-08 12:22:28,509 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) [2022-04-08 12:22:28,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 65 transitions. [2022-04-08 12:22:28,510 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) [2022-04-08 12:22:28,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 65 transitions. [2022-04-08 12:22:28,511 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 5 states and 65 transitions. [2022-04-08 12:22:28,562 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 65 edges. 65 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 12:22:28,564 INFO L225 Difference]: With dead ends: 62 [2022-04-08 12:22:28,564 INFO L226 Difference]: Without dead ends: 60 [2022-04-08 12:22:28,564 INFO L912 BasicCegarLoop]: 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 [2022-04-08 12:22:28,565 INFO L913 BasicCegarLoop]: 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 [2022-04-08 12:22:28,565 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [9 Valid, 151 Invalid, 48 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 48 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-04-08 12:22:28,566 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 60 states. [2022-04-08 12:22:28,599 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 60 to 59. [2022-04-08 12:22:28,599 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-08 12:22:28,599 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) [2022-04-08 12:22:28,599 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) [2022-04-08 12:22:28,600 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) [2022-04-08 12:22:28,601 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 12:22:28,601 INFO L93 Difference]: Finished difference Result 60 states and 75 transitions. [2022-04-08 12:22:28,601 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 75 transitions. [2022-04-08 12:22:28,602 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 12:22:28,602 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 12:22:28,602 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. [2022-04-08 12:22:28,602 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. [2022-04-08 12:22:28,604 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 12:22:28,604 INFO L93 Difference]: Finished difference Result 60 states and 75 transitions. [2022-04-08 12:22:28,604 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 75 transitions. [2022-04-08 12:22:28,604 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 12:22:28,604 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 12:22:28,604 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-08 12:22:28,604 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-08 12:22:28,605 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) [2022-04-08 12:22:28,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 59 states and 74 transitions. [2022-04-08 12:22:28,606 INFO L78 Accepts]: Start accepts. Automaton has 59 states and 74 transitions. Word has length 55 [2022-04-08 12:22:28,606 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-08 12:22:28,606 INFO L478 AbstractCegarLoop]: Abstraction has 59 states and 74 transitions. [2022-04-08 12:22:28,607 INFO L479 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) [2022-04-08 12:22:28,607 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 59 states and 74 transitions. [2022-04-08 12:22:28,675 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 74 edges. 74 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 12:22:28,676 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 74 transitions. [2022-04-08 12:22:28,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-04-08 12:22:28,676 INFO L491 BasicCegarLoop]: Found error trace [2022-04-08 12:22:28,676 INFO L499 BasicCegarLoop]: 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] [2022-04-08 12:22:28,694 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-04-08 12:22:28,895 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-08 12:22:28,895 INFO L403 AbstractCegarLoop]: === Iteration 6 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-08 12:22:28,896 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-08 12:22:28,896 INFO L85 PathProgramCache]: Analyzing trace with hash 1584976990, now seen corresponding path program 1 times [2022-04-08 12:22:28,896 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-08 12:22:28,896 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [455989639] [2022-04-08 12:22:28,896 INFO L202 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-04-08 12:22:28,896 INFO L85 PathProgramCache]: Analyzing trace with hash 1584976990, now seen corresponding path program 2 times [2022-04-08 12:22:28,896 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-08 12:22:28,897 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1146278772] [2022-04-08 12:22:28,897 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-08 12:22:28,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-08 12:22:28,908 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-04-08 12:22:28,908 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1503730020] [2022-04-08 12:22:28,908 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-04-08 12:22:28,909 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-08 12:22:28,909 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-08 12:22:28,911 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-04-08 12:22:28,911 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-04-08 12:22:28,955 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-04-08 12:22:28,955 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-08 12:22:28,960 INFO L263 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 23 conjunts are in the unsatisfiable core [2022-04-08 12:22:28,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 12:22:28,983 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-08 12:22:29,228 INFO L272 TraceCheckUtils]: 0: Hoare triple {2351#true} call ULTIMATE.init(); {2351#true} is VALID [2022-04-08 12:22:29,229 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 [2022-04-08 12:22:29,229 INFO L290 TraceCheckUtils]: 2: Hoare triple {2351#true} assume true; {2351#true} is VALID [2022-04-08 12:22:29,229 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {2351#true} {2351#true} #103#return; {2351#true} is VALID [2022-04-08 12:22:29,229 INFO L272 TraceCheckUtils]: 4: Hoare triple {2351#true} call #t~ret6 := main(); {2351#true} is VALID [2022-04-08 12:22:29,229 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 [2022-04-08 12:22:29,229 INFO L272 TraceCheckUtils]: 6: Hoare triple {2351#true} call assume_abort_if_not((if ~x~0 >= 0 && ~x~0 <= 50 then 1 else 0)); {2351#true} is VALID [2022-04-08 12:22:29,229 INFO L290 TraceCheckUtils]: 7: Hoare triple {2351#true} ~cond := #in~cond; {2351#true} is VALID [2022-04-08 12:22:29,230 INFO L290 TraceCheckUtils]: 8: Hoare triple {2351#true} assume !(0 == ~cond); {2351#true} is VALID [2022-04-08 12:22:29,230 INFO L290 TraceCheckUtils]: 9: Hoare triple {2351#true} assume true; {2351#true} is VALID [2022-04-08 12:22:29,230 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {2351#true} {2351#true} #79#return; {2351#true} is VALID [2022-04-08 12:22:29,230 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 [2022-04-08 12:22:29,230 INFO L272 TraceCheckUtils]: 12: Hoare triple {2351#true} call assume_abort_if_not((if ~y~0 >= 0 && ~y~0 <= 50 then 1 else 0)); {2351#true} is VALID [2022-04-08 12:22:29,230 INFO L290 TraceCheckUtils]: 13: Hoare triple {2351#true} ~cond := #in~cond; {2351#true} is VALID [2022-04-08 12:22:29,230 INFO L290 TraceCheckUtils]: 14: Hoare triple {2351#true} assume !(0 == ~cond); {2351#true} is VALID [2022-04-08 12:22:29,230 INFO L290 TraceCheckUtils]: 15: Hoare triple {2351#true} assume true; {2351#true} is VALID [2022-04-08 12:22:29,230 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {2351#true} {2351#true} #81#return; {2351#true} is VALID [2022-04-08 12:22:29,231 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 [2022-04-08 12:22:29,231 INFO L290 TraceCheckUtils]: 18: Hoare triple {2351#true} ~cond := #in~cond; {2351#true} is VALID [2022-04-08 12:22:29,231 INFO L290 TraceCheckUtils]: 19: Hoare triple {2351#true} assume !(0 == ~cond); {2351#true} is VALID [2022-04-08 12:22:29,231 INFO L290 TraceCheckUtils]: 20: Hoare triple {2351#true} assume true; {2351#true} is VALID [2022-04-08 12:22:29,231 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {2351#true} {2351#true} #83#return; {2351#true} is VALID [2022-04-08 12:22:29,231 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 [2022-04-08 12:22:29,231 INFO L290 TraceCheckUtils]: 23: Hoare triple {2351#true} ~cond := #in~cond; {2351#true} is VALID [2022-04-08 12:22:29,231 INFO L290 TraceCheckUtils]: 24: Hoare triple {2351#true} assume !(0 == ~cond); {2351#true} is VALID [2022-04-08 12:22:29,231 INFO L290 TraceCheckUtils]: 25: Hoare triple {2351#true} assume true; {2351#true} is VALID [2022-04-08 12:22:29,232 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {2351#true} {2351#true} #85#return; {2351#true} is VALID [2022-04-08 12:22:29,233 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 [2022-04-08 12:22:29,233 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 [2022-04-08 12:22:29,234 INFO L290 TraceCheckUtils]: 29: Hoare triple {2351#true} ~cond := #in~cond; {2351#true} is VALID [2022-04-08 12:22:29,234 INFO L290 TraceCheckUtils]: 30: Hoare triple {2351#true} assume !(0 == ~cond); {2351#true} is VALID [2022-04-08 12:22:29,234 INFO L290 TraceCheckUtils]: 31: Hoare triple {2351#true} assume true; {2351#true} is VALID [2022-04-08 12:22:29,234 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 [2022-04-08 12:22:29,235 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 [2022-04-08 12:22:29,235 INFO L290 TraceCheckUtils]: 34: Hoare triple {2351#true} ~cond := #in~cond; {2351#true} is VALID [2022-04-08 12:22:29,235 INFO L290 TraceCheckUtils]: 35: Hoare triple {2351#true} assume !(0 == ~cond); {2351#true} is VALID [2022-04-08 12:22:29,235 INFO L290 TraceCheckUtils]: 36: Hoare triple {2351#true} assume true; {2351#true} is VALID [2022-04-08 12:22:29,235 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 [2022-04-08 12:22:29,236 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 [2022-04-08 12:22:29,236 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 [2022-04-08 12:22:29,237 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 [2022-04-08 12:22:29,237 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 [2022-04-08 12:22:29,237 INFO L290 TraceCheckUtils]: 42: Hoare triple {2351#true} ~cond := #in~cond; {2351#true} is VALID [2022-04-08 12:22:29,237 INFO L290 TraceCheckUtils]: 43: Hoare triple {2351#true} assume !(0 == ~cond); {2351#true} is VALID [2022-04-08 12:22:29,237 INFO L290 TraceCheckUtils]: 44: Hoare triple {2351#true} assume true; {2351#true} is VALID [2022-04-08 12:22:29,238 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 [2022-04-08 12:22:29,238 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 [2022-04-08 12:22:29,238 INFO L290 TraceCheckUtils]: 47: Hoare triple {2351#true} ~cond := #in~cond; {2498#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} is VALID [2022-04-08 12:22:29,239 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 [2022-04-08 12:22:29,239 INFO L290 TraceCheckUtils]: 49: Hoare triple {2502#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {2502#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 12:22:29,240 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 [2022-04-08 12:22:29,240 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 [2022-04-08 12:22:29,240 INFO L290 TraceCheckUtils]: 52: Hoare triple {2351#true} ~cond := #in~cond; {2498#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} is VALID [2022-04-08 12:22:29,240 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 [2022-04-08 12:22:29,241 INFO L290 TraceCheckUtils]: 54: Hoare triple {2502#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {2502#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 12:22:29,241 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 [2022-04-08 12:22:29,242 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 [2022-04-08 12:22:29,242 INFO L290 TraceCheckUtils]: 57: Hoare triple {2527#(<= 1 |__VERIFIER_assert_#in~cond|)} ~cond := #in~cond; {2531#(<= 1 __VERIFIER_assert_~cond)} is VALID [2022-04-08 12:22:29,243 INFO L290 TraceCheckUtils]: 58: Hoare triple {2531#(<= 1 __VERIFIER_assert_~cond)} assume 0 == ~cond; {2352#false} is VALID [2022-04-08 12:22:29,243 INFO L290 TraceCheckUtils]: 59: Hoare triple {2352#false} assume !false; {2352#false} is VALID [2022-04-08 12:22:29,243 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 10 proven. 2 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2022-04-08 12:22:29,243 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-08 12:23:07,426 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-08 12:23:07,426 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1146278772] [2022-04-08 12:23:07,426 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-04-08 12:23:07,427 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1503730020] [2022-04-08 12:23:07,427 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1503730020] provided 0 perfect and 1 imperfect interpolant sequences [2022-04-08 12:23:07,427 INFO L184 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-04-08 12:23:07,427 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2022-04-08 12:23:07,427 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-08 12:23:07,427 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [455989639] [2022-04-08 12:23:07,427 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [455989639] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 12:23:07,427 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 12:23:07,427 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-04-08 12:23:07,427 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [474425916] [2022-04-08 12:23:07,427 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-08 12:23:07,428 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 [2022-04-08 12:23:07,428 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-08 12:23:07,428 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) [2022-04-08 12:23:07,463 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 42 edges. 42 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 12:23:07,463 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-04-08 12:23:07,463 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-08 12:23:07,463 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-04-08 12:23:07,463 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2022-04-08 12:23:07,464 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) [2022-04-08 12:23:07,835 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 12:23:07,835 INFO L93 Difference]: Finished difference Result 66 states and 80 transitions. [2022-04-08 12:23:07,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-04-08 12:23:07,835 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 [2022-04-08 12:23:07,836 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-08 12:23:07,836 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) [2022-04-08 12:23:07,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 65 transitions. [2022-04-08 12:23:07,837 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) [2022-04-08 12:23:07,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 65 transitions. [2022-04-08 12:23:07,838 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 7 states and 65 transitions. [2022-04-08 12:23:07,885 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 65 edges. 65 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 12:23:07,886 INFO L225 Difference]: With dead ends: 66 [2022-04-08 12:23:07,886 INFO L226 Difference]: Without dead ends: 64 [2022-04-08 12:23:07,887 INFO L912 BasicCegarLoop]: 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 [2022-04-08 12:23:07,887 INFO L913 BasicCegarLoop]: 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 [2022-04-08 12:23:07,887 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [12 Valid, 164 Invalid, 130 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 128 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-04-08 12:23:07,888 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 64 states. [2022-04-08 12:23:07,935 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 64 to 63. [2022-04-08 12:23:07,935 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-08 12:23:07,936 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) [2022-04-08 12:23:07,936 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) [2022-04-08 12:23:07,936 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) [2022-04-08 12:23:07,938 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 12:23:07,938 INFO L93 Difference]: Finished difference Result 64 states and 78 transitions. [2022-04-08 12:23:07,938 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 78 transitions. [2022-04-08 12:23:07,939 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 12:23:07,939 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 12:23:07,939 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. [2022-04-08 12:23:07,939 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. [2022-04-08 12:23:07,941 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 12:23:07,941 INFO L93 Difference]: Finished difference Result 64 states and 78 transitions. [2022-04-08 12:23:07,941 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 78 transitions. [2022-04-08 12:23:07,941 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 12:23:07,941 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 12:23:07,941 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-08 12:23:07,942 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-08 12:23:07,942 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) [2022-04-08 12:23:07,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 77 transitions. [2022-04-08 12:23:07,943 INFO L78 Accepts]: Start accepts. Automaton has 63 states and 77 transitions. Word has length 60 [2022-04-08 12:23:07,943 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-08 12:23:07,943 INFO L478 AbstractCegarLoop]: Abstraction has 63 states and 77 transitions. [2022-04-08 12:23:07,944 INFO L479 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) [2022-04-08 12:23:07,944 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 63 states and 77 transitions. [2022-04-08 12:23:08,021 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 77 edges. 77 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 12:23:08,021 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 77 transitions. [2022-04-08 12:23:08,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-04-08 12:23:08,021 INFO L491 BasicCegarLoop]: Found error trace [2022-04-08 12:23:08,021 INFO L499 BasicCegarLoop]: 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] [2022-04-08 12:23:08,037 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-04-08 12:23:08,229 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-08 12:23:08,230 INFO L403 AbstractCegarLoop]: === Iteration 7 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-08 12:23:08,230 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-08 12:23:08,231 INFO L85 PathProgramCache]: Analyzing trace with hash -669670075, now seen corresponding path program 1 times [2022-04-08 12:23:08,231 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-08 12:23:08,231 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [1731116678] [2022-04-08 12:23:08,231 INFO L202 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-04-08 12:23:08,231 INFO L85 PathProgramCache]: Analyzing trace with hash -669670075, now seen corresponding path program 2 times [2022-04-08 12:23:08,231 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-08 12:23:08,231 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [740808581] [2022-04-08 12:23:08,231 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-08 12:23:08,232 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-08 12:23:08,248 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-04-08 12:23:08,248 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1267540338] [2022-04-08 12:23:08,248 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-04-08 12:23:08,248 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-08 12:23:08,248 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-08 12:23:08,272 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-04-08 12:23:08,274 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-04-08 12:23:08,319 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-04-08 12:23:08,319 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-08 12:23:08,320 INFO L263 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 15 conjunts are in the unsatisfiable core [2022-04-08 12:23:08,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 12:23:08,336 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-08 12:23:08,530 INFO L272 TraceCheckUtils]: 0: Hoare triple {2944#true} call ULTIMATE.init(); {2944#true} is VALID [2022-04-08 12:23:08,530 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 [2022-04-08 12:23:08,530 INFO L290 TraceCheckUtils]: 2: Hoare triple {2944#true} assume true; {2944#true} is VALID [2022-04-08 12:23:08,530 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {2944#true} {2944#true} #103#return; {2944#true} is VALID [2022-04-08 12:23:08,530 INFO L272 TraceCheckUtils]: 4: Hoare triple {2944#true} call #t~ret6 := main(); {2944#true} is VALID [2022-04-08 12:23:08,530 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 [2022-04-08 12:23:08,530 INFO L272 TraceCheckUtils]: 6: Hoare triple {2944#true} call assume_abort_if_not((if ~x~0 >= 0 && ~x~0 <= 50 then 1 else 0)); {2944#true} is VALID [2022-04-08 12:23:08,531 INFO L290 TraceCheckUtils]: 7: Hoare triple {2944#true} ~cond := #in~cond; {2944#true} is VALID [2022-04-08 12:23:08,531 INFO L290 TraceCheckUtils]: 8: Hoare triple {2944#true} assume !(0 == ~cond); {2944#true} is VALID [2022-04-08 12:23:08,531 INFO L290 TraceCheckUtils]: 9: Hoare triple {2944#true} assume true; {2944#true} is VALID [2022-04-08 12:23:08,531 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {2944#true} {2944#true} #79#return; {2944#true} is VALID [2022-04-08 12:23:08,531 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 [2022-04-08 12:23:08,531 INFO L272 TraceCheckUtils]: 12: Hoare triple {2944#true} call assume_abort_if_not((if ~y~0 >= 0 && ~y~0 <= 50 then 1 else 0)); {2944#true} is VALID [2022-04-08 12:23:08,531 INFO L290 TraceCheckUtils]: 13: Hoare triple {2944#true} ~cond := #in~cond; {2944#true} is VALID [2022-04-08 12:23:08,531 INFO L290 TraceCheckUtils]: 14: Hoare triple {2944#true} assume !(0 == ~cond); {2944#true} is VALID [2022-04-08 12:23:08,531 INFO L290 TraceCheckUtils]: 15: Hoare triple {2944#true} assume true; {2944#true} is VALID [2022-04-08 12:23:08,531 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {2944#true} {2944#true} #81#return; {2944#true} is VALID [2022-04-08 12:23:08,531 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 [2022-04-08 12:23:08,531 INFO L290 TraceCheckUtils]: 18: Hoare triple {2944#true} ~cond := #in~cond; {2944#true} is VALID [2022-04-08 12:23:08,532 INFO L290 TraceCheckUtils]: 19: Hoare triple {2944#true} assume !(0 == ~cond); {2944#true} is VALID [2022-04-08 12:23:08,532 INFO L290 TraceCheckUtils]: 20: Hoare triple {2944#true} assume true; {2944#true} is VALID [2022-04-08 12:23:08,532 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {2944#true} {2944#true} #83#return; {2944#true} is VALID [2022-04-08 12:23:08,532 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 [2022-04-08 12:23:08,532 INFO L290 TraceCheckUtils]: 23: Hoare triple {2944#true} ~cond := #in~cond; {2944#true} is VALID [2022-04-08 12:23:08,532 INFO L290 TraceCheckUtils]: 24: Hoare triple {2944#true} assume !(0 == ~cond); {2944#true} is VALID [2022-04-08 12:23:08,532 INFO L290 TraceCheckUtils]: 25: Hoare triple {2944#true} assume true; {2944#true} is VALID [2022-04-08 12:23:08,532 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {2944#true} {2944#true} #85#return; {2944#true} is VALID [2022-04-08 12:23:08,532 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 [2022-04-08 12:23:08,532 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 [2022-04-08 12:23:08,532 INFO L290 TraceCheckUtils]: 29: Hoare triple {2944#true} ~cond := #in~cond; {2944#true} is VALID [2022-04-08 12:23:08,532 INFO L290 TraceCheckUtils]: 30: Hoare triple {2944#true} assume !(0 == ~cond); {2944#true} is VALID [2022-04-08 12:23:08,532 INFO L290 TraceCheckUtils]: 31: Hoare triple {2944#true} assume true; {2944#true} is VALID [2022-04-08 12:23:08,533 INFO L284 TraceCheckUtils]: 32: Hoare quadruple {2944#true} {2944#true} #87#return; {2944#true} is VALID [2022-04-08 12:23:08,533 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 [2022-04-08 12:23:08,533 INFO L290 TraceCheckUtils]: 34: Hoare triple {2944#true} ~cond := #in~cond; {2944#true} is VALID [2022-04-08 12:23:08,533 INFO L290 TraceCheckUtils]: 35: Hoare triple {2944#true} assume !(0 == ~cond); {2944#true} is VALID [2022-04-08 12:23:08,533 INFO L290 TraceCheckUtils]: 36: Hoare triple {2944#true} assume true; {2944#true} is VALID [2022-04-08 12:23:08,533 INFO L284 TraceCheckUtils]: 37: Hoare quadruple {2944#true} {2944#true} #89#return; {2944#true} is VALID [2022-04-08 12:23:08,533 INFO L290 TraceCheckUtils]: 38: Hoare triple {2944#true} assume !false; {2944#true} is VALID [2022-04-08 12:23:08,533 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 [2022-04-08 12:23:08,534 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 [2022-04-08 12:23:08,534 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 [2022-04-08 12:23:08,534 INFO L290 TraceCheckUtils]: 42: Hoare triple {2944#true} ~cond := #in~cond; {2944#true} is VALID [2022-04-08 12:23:08,534 INFO L290 TraceCheckUtils]: 43: Hoare triple {2944#true} assume !(0 == ~cond); {2944#true} is VALID [2022-04-08 12:23:08,534 INFO L290 TraceCheckUtils]: 44: Hoare triple {2944#true} assume true; {2944#true} is VALID [2022-04-08 12:23:08,535 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 [2022-04-08 12:23:08,535 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 [2022-04-08 12:23:08,535 INFO L290 TraceCheckUtils]: 47: Hoare triple {2944#true} ~cond := #in~cond; {2944#true} is VALID [2022-04-08 12:23:08,535 INFO L290 TraceCheckUtils]: 48: Hoare triple {2944#true} assume !(0 == ~cond); {2944#true} is VALID [2022-04-08 12:23:08,535 INFO L290 TraceCheckUtils]: 49: Hoare triple {2944#true} assume true; {2944#true} is VALID [2022-04-08 12:23:08,535 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 [2022-04-08 12:23:08,536 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 [2022-04-08 12:23:08,536 INFO L290 TraceCheckUtils]: 52: Hoare triple {2944#true} ~cond := #in~cond; {2944#true} is VALID [2022-04-08 12:23:08,536 INFO L290 TraceCheckUtils]: 53: Hoare triple {2944#true} assume !(0 == ~cond); {2944#true} is VALID [2022-04-08 12:23:08,536 INFO L290 TraceCheckUtils]: 54: Hoare triple {2944#true} assume true; {2944#true} is VALID [2022-04-08 12:23:08,536 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 [2022-04-08 12:23:08,537 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 [2022-04-08 12:23:08,537 INFO L290 TraceCheckUtils]: 57: Hoare triple {2944#true} ~cond := #in~cond; {2944#true} is VALID [2022-04-08 12:23:08,537 INFO L290 TraceCheckUtils]: 58: Hoare triple {2944#true} assume !(0 == ~cond); {2944#true} is VALID [2022-04-08 12:23:08,537 INFO L290 TraceCheckUtils]: 59: Hoare triple {2944#true} assume true; {2944#true} is VALID [2022-04-08 12:23:08,537 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 [2022-04-08 12:23:08,538 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 [2022-04-08 12:23:08,538 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 [2022-04-08 12:23:08,539 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 [2022-04-08 12:23:08,539 INFO L290 TraceCheckUtils]: 64: Hoare triple {3140#(<= 1 |__VERIFIER_assert_#in~cond|)} ~cond := #in~cond; {3144#(<= 1 __VERIFIER_assert_~cond)} is VALID [2022-04-08 12:23:08,540 INFO L290 TraceCheckUtils]: 65: Hoare triple {3144#(<= 1 __VERIFIER_assert_~cond)} assume 0 == ~cond; {2945#false} is VALID [2022-04-08 12:23:08,540 INFO L290 TraceCheckUtils]: 66: Hoare triple {2945#false} assume !false; {2945#false} is VALID [2022-04-08 12:23:08,540 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 8 proven. 2 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2022-04-08 12:23:08,540 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-08 12:23:08,790 INFO L290 TraceCheckUtils]: 66: Hoare triple {2945#false} assume !false; {2945#false} is VALID [2022-04-08 12:23:08,790 INFO L290 TraceCheckUtils]: 65: Hoare triple {3144#(<= 1 __VERIFIER_assert_~cond)} assume 0 == ~cond; {2945#false} is VALID [2022-04-08 12:23:08,790 INFO L290 TraceCheckUtils]: 64: Hoare triple {3140#(<= 1 |__VERIFIER_assert_#in~cond|)} ~cond := #in~cond; {3144#(<= 1 __VERIFIER_assert_~cond)} is VALID [2022-04-08 12:23:08,791 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 [2022-04-08 12:23:08,792 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 [2022-04-08 12:23:08,793 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 [2022-04-08 12:23:08,794 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 [2022-04-08 12:23:08,794 INFO L290 TraceCheckUtils]: 59: Hoare triple {2944#true} assume true; {2944#true} is VALID [2022-04-08 12:23:08,794 INFO L290 TraceCheckUtils]: 58: Hoare triple {2944#true} assume !(0 == ~cond); {2944#true} is VALID [2022-04-08 12:23:08,795 INFO L290 TraceCheckUtils]: 57: Hoare triple {2944#true} ~cond := #in~cond; {2944#true} is VALID [2022-04-08 12:23:08,795 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 [2022-04-08 12:23:08,795 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 [2022-04-08 12:23:08,795 INFO L290 TraceCheckUtils]: 54: Hoare triple {2944#true} assume true; {2944#true} is VALID [2022-04-08 12:23:08,796 INFO L290 TraceCheckUtils]: 53: Hoare triple {2944#true} assume !(0 == ~cond); {2944#true} is VALID [2022-04-08 12:23:08,796 INFO L290 TraceCheckUtils]: 52: Hoare triple {2944#true} ~cond := #in~cond; {2944#true} is VALID [2022-04-08 12:23:08,796 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 [2022-04-08 12:23:08,796 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 [2022-04-08 12:23:08,796 INFO L290 TraceCheckUtils]: 49: Hoare triple {2944#true} assume true; {2944#true} is VALID [2022-04-08 12:23:08,797 INFO L290 TraceCheckUtils]: 48: Hoare triple {2944#true} assume !(0 == ~cond); {2944#true} is VALID [2022-04-08 12:23:08,797 INFO L290 TraceCheckUtils]: 47: Hoare triple {2944#true} ~cond := #in~cond; {2944#true} is VALID [2022-04-08 12:23:08,797 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 [2022-04-08 12:23:08,797 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 [2022-04-08 12:23:08,797 INFO L290 TraceCheckUtils]: 44: Hoare triple {2944#true} assume true; {2944#true} is VALID [2022-04-08 12:23:08,797 INFO L290 TraceCheckUtils]: 43: Hoare triple {2944#true} assume !(0 == ~cond); {2944#true} is VALID [2022-04-08 12:23:08,797 INFO L290 TraceCheckUtils]: 42: Hoare triple {2944#true} ~cond := #in~cond; {2944#true} is VALID [2022-04-08 12:23:08,797 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 [2022-04-08 12:23:08,798 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 [2022-04-08 12:23:08,798 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 [2022-04-08 12:23:08,798 INFO L290 TraceCheckUtils]: 38: Hoare triple {2944#true} assume !false; {2944#true} is VALID [2022-04-08 12:23:08,798 INFO L284 TraceCheckUtils]: 37: Hoare quadruple {2944#true} {2944#true} #89#return; {2944#true} is VALID [2022-04-08 12:23:08,798 INFO L290 TraceCheckUtils]: 36: Hoare triple {2944#true} assume true; {2944#true} is VALID [2022-04-08 12:23:08,799 INFO L290 TraceCheckUtils]: 35: Hoare triple {2944#true} assume !(0 == ~cond); {2944#true} is VALID [2022-04-08 12:23:08,799 INFO L290 TraceCheckUtils]: 34: Hoare triple {2944#true} ~cond := #in~cond; {2944#true} is VALID [2022-04-08 12:23:08,799 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 [2022-04-08 12:23:08,799 INFO L284 TraceCheckUtils]: 32: Hoare quadruple {2944#true} {2944#true} #87#return; {2944#true} is VALID [2022-04-08 12:23:08,799 INFO L290 TraceCheckUtils]: 31: Hoare triple {2944#true} assume true; {2944#true} is VALID [2022-04-08 12:23:08,799 INFO L290 TraceCheckUtils]: 30: Hoare triple {2944#true} assume !(0 == ~cond); {2944#true} is VALID [2022-04-08 12:23:08,799 INFO L290 TraceCheckUtils]: 29: Hoare triple {2944#true} ~cond := #in~cond; {2944#true} is VALID [2022-04-08 12:23:08,799 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 [2022-04-08 12:23:08,799 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 [2022-04-08 12:23:08,799 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {2944#true} {2944#true} #85#return; {2944#true} is VALID [2022-04-08 12:23:08,799 INFO L290 TraceCheckUtils]: 25: Hoare triple {2944#true} assume true; {2944#true} is VALID [2022-04-08 12:23:08,799 INFO L290 TraceCheckUtils]: 24: Hoare triple {2944#true} assume !(0 == ~cond); {2944#true} is VALID [2022-04-08 12:23:08,799 INFO L290 TraceCheckUtils]: 23: Hoare triple {2944#true} ~cond := #in~cond; {2944#true} is VALID [2022-04-08 12:23:08,800 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 [2022-04-08 12:23:08,800 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {2944#true} {2944#true} #83#return; {2944#true} is VALID [2022-04-08 12:23:08,800 INFO L290 TraceCheckUtils]: 20: Hoare triple {2944#true} assume true; {2944#true} is VALID [2022-04-08 12:23:08,800 INFO L290 TraceCheckUtils]: 19: Hoare triple {2944#true} assume !(0 == ~cond); {2944#true} is VALID [2022-04-08 12:23:08,800 INFO L290 TraceCheckUtils]: 18: Hoare triple {2944#true} ~cond := #in~cond; {2944#true} is VALID [2022-04-08 12:23:08,800 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 [2022-04-08 12:23:08,800 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {2944#true} {2944#true} #81#return; {2944#true} is VALID [2022-04-08 12:23:08,800 INFO L290 TraceCheckUtils]: 15: Hoare triple {2944#true} assume true; {2944#true} is VALID [2022-04-08 12:23:08,800 INFO L290 TraceCheckUtils]: 14: Hoare triple {2944#true} assume !(0 == ~cond); {2944#true} is VALID [2022-04-08 12:23:08,800 INFO L290 TraceCheckUtils]: 13: Hoare triple {2944#true} ~cond := #in~cond; {2944#true} is VALID [2022-04-08 12:23:08,800 INFO L272 TraceCheckUtils]: 12: Hoare triple {2944#true} call assume_abort_if_not((if ~y~0 >= 0 && ~y~0 <= 50 then 1 else 0)); {2944#true} is VALID [2022-04-08 12:23:08,800 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 [2022-04-08 12:23:08,800 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {2944#true} {2944#true} #79#return; {2944#true} is VALID [2022-04-08 12:23:08,801 INFO L290 TraceCheckUtils]: 9: Hoare triple {2944#true} assume true; {2944#true} is VALID [2022-04-08 12:23:08,801 INFO L290 TraceCheckUtils]: 8: Hoare triple {2944#true} assume !(0 == ~cond); {2944#true} is VALID [2022-04-08 12:23:08,801 INFO L290 TraceCheckUtils]: 7: Hoare triple {2944#true} ~cond := #in~cond; {2944#true} is VALID [2022-04-08 12:23:08,801 INFO L272 TraceCheckUtils]: 6: Hoare triple {2944#true} call assume_abort_if_not((if ~x~0 >= 0 && ~x~0 <= 50 then 1 else 0)); {2944#true} is VALID [2022-04-08 12:23:08,801 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 [2022-04-08 12:23:08,801 INFO L272 TraceCheckUtils]: 4: Hoare triple {2944#true} call #t~ret6 := main(); {2944#true} is VALID [2022-04-08 12:23:08,801 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {2944#true} {2944#true} #103#return; {2944#true} is VALID [2022-04-08 12:23:08,801 INFO L290 TraceCheckUtils]: 2: Hoare triple {2944#true} assume true; {2944#true} is VALID [2022-04-08 12:23:08,801 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 [2022-04-08 12:23:08,801 INFO L272 TraceCheckUtils]: 0: Hoare triple {2944#true} call ULTIMATE.init(); {2944#true} is VALID [2022-04-08 12:23:08,802 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2022-04-08 12:23:08,802 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-08 12:23:08,802 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [740808581] [2022-04-08 12:23:08,802 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-04-08 12:23:08,802 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1267540338] [2022-04-08 12:23:08,802 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1267540338] provided 1 perfect and 1 imperfect interpolant sequences [2022-04-08 12:23:08,802 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-04-08 12:23:08,803 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [6] total 7 [2022-04-08 12:23:08,803 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-08 12:23:08,803 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [1731116678] [2022-04-08 12:23:08,803 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [1731116678] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 12:23:08,803 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 12:23:08,803 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-04-08 12:23:08,803 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1316918447] [2022-04-08 12:23:08,803 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-08 12:23:08,804 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 [2022-04-08 12:23:08,804 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-08 12:23:08,804 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) [2022-04-08 12:23:08,834 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 42 edges. 42 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 12:23:08,834 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-04-08 12:23:08,834 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-08 12:23:08,834 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-04-08 12:23:08,834 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-04-08 12:23:08,835 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) [2022-04-08 12:23:09,006 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 12:23:09,007 INFO L93 Difference]: Finished difference Result 69 states and 82 transitions. [2022-04-08 12:23:09,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-04-08 12:23:09,007 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 [2022-04-08 12:23:09,007 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-08 12:23:09,007 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) [2022-04-08 12:23:09,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 51 transitions. [2022-04-08 12:23:09,008 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) [2022-04-08 12:23:09,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 51 transitions. [2022-04-08 12:23:09,009 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 5 states and 51 transitions. [2022-04-08 12:23:09,055 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 51 edges. 51 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 12:23:09,056 INFO L225 Difference]: With dead ends: 69 [2022-04-08 12:23:09,056 INFO L226 Difference]: Without dead ends: 67 [2022-04-08 12:23:09,057 INFO L912 BasicCegarLoop]: 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 [2022-04-08 12:23:09,057 INFO L913 BasicCegarLoop]: 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 [2022-04-08 12:23:09,057 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [6 Valid, 137 Invalid, 38 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 38 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-04-08 12:23:09,058 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 67 states. [2022-04-08 12:23:09,090 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 67 to 59. [2022-04-08 12:23:09,090 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-08 12:23:09,090 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) [2022-04-08 12:23:09,090 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) [2022-04-08 12:23:09,090 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) [2022-04-08 12:23:09,092 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 12:23:09,092 INFO L93 Difference]: Finished difference Result 67 states and 80 transitions. [2022-04-08 12:23:09,092 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 80 transitions. [2022-04-08 12:23:09,092 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 12:23:09,092 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 12:23:09,093 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. [2022-04-08 12:23:09,093 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. [2022-04-08 12:23:09,094 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 12:23:09,094 INFO L93 Difference]: Finished difference Result 67 states and 80 transitions. [2022-04-08 12:23:09,094 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 80 transitions. [2022-04-08 12:23:09,095 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 12:23:09,095 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 12:23:09,095 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-08 12:23:09,095 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-08 12:23:09,095 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) [2022-04-08 12:23:09,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 59 states and 71 transitions. [2022-04-08 12:23:09,096 INFO L78 Accepts]: Start accepts. Automaton has 59 states and 71 transitions. Word has length 67 [2022-04-08 12:23:09,097 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-08 12:23:09,097 INFO L478 AbstractCegarLoop]: Abstraction has 59 states and 71 transitions. [2022-04-08 12:23:09,097 INFO L479 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) [2022-04-08 12:23:09,097 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 59 states and 71 transitions. [2022-04-08 12:23:09,176 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 71 edges. 71 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 12:23:09,176 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 71 transitions. [2022-04-08 12:23:09,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2022-04-08 12:23:09,176 INFO L491 BasicCegarLoop]: Found error trace [2022-04-08 12:23:09,176 INFO L499 BasicCegarLoop]: 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] [2022-04-08 12:23:09,194 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2022-04-08 12:23:09,377 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-08 12:23:09,377 INFO L403 AbstractCegarLoop]: === Iteration 8 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-08 12:23:09,377 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-08 12:23:09,377 INFO L85 PathProgramCache]: Analyzing trace with hash -1682830289, now seen corresponding path program 1 times [2022-04-08 12:23:09,377 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-08 12:23:09,377 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [515346384] [2022-04-08 12:23:09,378 INFO L202 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-04-08 12:23:09,378 INFO L85 PathProgramCache]: Analyzing trace with hash -1682830289, now seen corresponding path program 2 times [2022-04-08 12:23:09,378 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-08 12:23:09,378 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1951724419] [2022-04-08 12:23:09,378 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-08 12:23:09,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-08 12:23:09,393 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-04-08 12:23:09,393 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2013225477] [2022-04-08 12:23:09,393 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-04-08 12:23:09,393 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-08 12:23:09,393 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-08 12:23:09,394 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-04-08 12:23:09,395 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2022-04-08 12:23:09,436 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-04-08 12:23:09,436 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-08 12:23:09,437 INFO L263 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 9 conjunts are in the unsatisfiable core [2022-04-08 12:23:09,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 12:23:09,448 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-08 12:23:09,644 INFO L272 TraceCheckUtils]: 0: Hoare triple {3744#true} call ULTIMATE.init(); {3744#true} is VALID [2022-04-08 12:23:09,644 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 [2022-04-08 12:23:09,644 INFO L290 TraceCheckUtils]: 2: Hoare triple {3744#true} assume true; {3744#true} is VALID [2022-04-08 12:23:09,645 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {3744#true} {3744#true} #103#return; {3744#true} is VALID [2022-04-08 12:23:09,645 INFO L272 TraceCheckUtils]: 4: Hoare triple {3744#true} call #t~ret6 := main(); {3744#true} is VALID [2022-04-08 12:23:09,645 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 [2022-04-08 12:23:09,645 INFO L272 TraceCheckUtils]: 6: Hoare triple {3744#true} call assume_abort_if_not((if ~x~0 >= 0 && ~x~0 <= 50 then 1 else 0)); {3744#true} is VALID [2022-04-08 12:23:09,645 INFO L290 TraceCheckUtils]: 7: Hoare triple {3744#true} ~cond := #in~cond; {3744#true} is VALID [2022-04-08 12:23:09,645 INFO L290 TraceCheckUtils]: 8: Hoare triple {3744#true} assume !(0 == ~cond); {3744#true} is VALID [2022-04-08 12:23:09,645 INFO L290 TraceCheckUtils]: 9: Hoare triple {3744#true} assume true; {3744#true} is VALID [2022-04-08 12:23:09,645 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {3744#true} {3744#true} #79#return; {3744#true} is VALID [2022-04-08 12:23:09,645 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 [2022-04-08 12:23:09,645 INFO L272 TraceCheckUtils]: 12: Hoare triple {3744#true} call assume_abort_if_not((if ~y~0 >= 0 && ~y~0 <= 50 then 1 else 0)); {3744#true} is VALID [2022-04-08 12:23:09,645 INFO L290 TraceCheckUtils]: 13: Hoare triple {3744#true} ~cond := #in~cond; {3744#true} is VALID [2022-04-08 12:23:09,645 INFO L290 TraceCheckUtils]: 14: Hoare triple {3744#true} assume !(0 == ~cond); {3744#true} is VALID [2022-04-08 12:23:09,645 INFO L290 TraceCheckUtils]: 15: Hoare triple {3744#true} assume true; {3744#true} is VALID [2022-04-08 12:23:09,646 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {3744#true} {3744#true} #81#return; {3744#true} is VALID [2022-04-08 12:23:09,646 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 [2022-04-08 12:23:09,651 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 [2022-04-08 12:23:09,652 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 [2022-04-08 12:23:09,652 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 [2022-04-08 12:23:09,652 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 [2022-04-08 12:23:09,653 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 [2022-04-08 12:23:09,653 INFO L290 TraceCheckUtils]: 23: Hoare triple {3744#true} ~cond := #in~cond; {3744#true} is VALID [2022-04-08 12:23:09,653 INFO L290 TraceCheckUtils]: 24: Hoare triple {3744#true} assume !(0 == ~cond); {3744#true} is VALID [2022-04-08 12:23:09,653 INFO L290 TraceCheckUtils]: 25: Hoare triple {3744#true} assume true; {3744#true} is VALID [2022-04-08 12:23:09,653 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {3744#true} {3814#(<= 1 main_~x~0)} #85#return; {3814#(<= 1 main_~x~0)} is VALID [2022-04-08 12:23:09,654 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 [2022-04-08 12:23:09,654 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 [2022-04-08 12:23:09,654 INFO L290 TraceCheckUtils]: 29: Hoare triple {3744#true} ~cond := #in~cond; {3744#true} is VALID [2022-04-08 12:23:09,654 INFO L290 TraceCheckUtils]: 30: Hoare triple {3744#true} assume !(0 == ~cond); {3744#true} is VALID [2022-04-08 12:23:09,654 INFO L290 TraceCheckUtils]: 31: Hoare triple {3744#true} assume true; {3744#true} is VALID [2022-04-08 12:23:09,654 INFO L284 TraceCheckUtils]: 32: Hoare quadruple {3744#true} {3833#(<= 1 main_~a~0)} #87#return; {3833#(<= 1 main_~a~0)} is VALID [2022-04-08 12:23:09,654 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 [2022-04-08 12:23:09,654 INFO L290 TraceCheckUtils]: 34: Hoare triple {3744#true} ~cond := #in~cond; {3744#true} is VALID [2022-04-08 12:23:09,654 INFO L290 TraceCheckUtils]: 35: Hoare triple {3744#true} assume !(0 == ~cond); {3744#true} is VALID [2022-04-08 12:23:09,655 INFO L290 TraceCheckUtils]: 36: Hoare triple {3744#true} assume true; {3744#true} is VALID [2022-04-08 12:23:09,655 INFO L284 TraceCheckUtils]: 37: Hoare quadruple {3744#true} {3833#(<= 1 main_~a~0)} #89#return; {3833#(<= 1 main_~a~0)} is VALID [2022-04-08 12:23:09,655 INFO L290 TraceCheckUtils]: 38: Hoare triple {3833#(<= 1 main_~a~0)} assume !false; {3833#(<= 1 main_~a~0)} is VALID [2022-04-08 12:23:09,656 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 [2022-04-08 12:23:09,656 INFO L290 TraceCheckUtils]: 40: Hoare triple {3870#(<= 1 main_~c~0)} assume !false; {3870#(<= 1 main_~c~0)} is VALID [2022-04-08 12:23:09,656 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 [2022-04-08 12:23:09,656 INFO L290 TraceCheckUtils]: 42: Hoare triple {3744#true} ~cond := #in~cond; {3744#true} is VALID [2022-04-08 12:23:09,656 INFO L290 TraceCheckUtils]: 43: Hoare triple {3744#true} assume !(0 == ~cond); {3744#true} is VALID [2022-04-08 12:23:09,656 INFO L290 TraceCheckUtils]: 44: Hoare triple {3744#true} assume true; {3744#true} is VALID [2022-04-08 12:23:09,657 INFO L284 TraceCheckUtils]: 45: Hoare quadruple {3744#true} {3870#(<= 1 main_~c~0)} #91#return; {3870#(<= 1 main_~c~0)} is VALID [2022-04-08 12:23:09,657 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 [2022-04-08 12:23:09,657 INFO L290 TraceCheckUtils]: 47: Hoare triple {3744#true} ~cond := #in~cond; {3744#true} is VALID [2022-04-08 12:23:09,657 INFO L290 TraceCheckUtils]: 48: Hoare triple {3744#true} assume !(0 == ~cond); {3744#true} is VALID [2022-04-08 12:23:09,657 INFO L290 TraceCheckUtils]: 49: Hoare triple {3744#true} assume true; {3744#true} is VALID [2022-04-08 12:23:09,657 INFO L284 TraceCheckUtils]: 50: Hoare quadruple {3744#true} {3870#(<= 1 main_~c~0)} #93#return; {3870#(<= 1 main_~c~0)} is VALID [2022-04-08 12:23:09,658 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 [2022-04-08 12:23:09,658 INFO L290 TraceCheckUtils]: 52: Hoare triple {3744#true} ~cond := #in~cond; {3744#true} is VALID [2022-04-08 12:23:09,658 INFO L290 TraceCheckUtils]: 53: Hoare triple {3744#true} assume !(0 == ~cond); {3744#true} is VALID [2022-04-08 12:23:09,658 INFO L290 TraceCheckUtils]: 54: Hoare triple {3744#true} assume true; {3744#true} is VALID [2022-04-08 12:23:09,658 INFO L284 TraceCheckUtils]: 55: Hoare quadruple {3744#true} {3870#(<= 1 main_~c~0)} #95#return; {3870#(<= 1 main_~c~0)} is VALID [2022-04-08 12:23:09,658 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 [2022-04-08 12:23:09,658 INFO L290 TraceCheckUtils]: 57: Hoare triple {3744#true} ~cond := #in~cond; {3744#true} is VALID [2022-04-08 12:23:09,659 INFO L290 TraceCheckUtils]: 58: Hoare triple {3744#true} assume !(0 == ~cond); {3744#true} is VALID [2022-04-08 12:23:09,659 INFO L290 TraceCheckUtils]: 59: Hoare triple {3744#true} assume true; {3744#true} is VALID [2022-04-08 12:23:09,659 INFO L284 TraceCheckUtils]: 60: Hoare quadruple {3744#true} {3870#(<= 1 main_~c~0)} #97#return; {3870#(<= 1 main_~c~0)} is VALID [2022-04-08 12:23:09,659 INFO L290 TraceCheckUtils]: 61: Hoare triple {3870#(<= 1 main_~c~0)} assume !(~c~0 >= ~b~0); {3870#(<= 1 main_~c~0)} is VALID [2022-04-08 12:23:09,660 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 [2022-04-08 12:23:09,660 INFO L290 TraceCheckUtils]: 63: Hoare triple {3940#(<= 1 main_~b~0)} assume !false; {3940#(<= 1 main_~b~0)} is VALID [2022-04-08 12:23:09,660 INFO L290 TraceCheckUtils]: 64: Hoare triple {3940#(<= 1 main_~b~0)} assume !(0 != ~b~0); {3745#false} is VALID [2022-04-08 12:23:09,660 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 [2022-04-08 12:23:09,661 INFO L290 TraceCheckUtils]: 66: Hoare triple {3745#false} ~cond := #in~cond; {3745#false} is VALID [2022-04-08 12:23:09,661 INFO L290 TraceCheckUtils]: 67: Hoare triple {3745#false} assume 0 == ~cond; {3745#false} is VALID [2022-04-08 12:23:09,661 INFO L290 TraceCheckUtils]: 68: Hoare triple {3745#false} assume !false; {3745#false} is VALID [2022-04-08 12:23:09,661 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 14 proven. 11 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2022-04-08 12:23:09,661 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-08 12:23:09,909 INFO L290 TraceCheckUtils]: 68: Hoare triple {3745#false} assume !false; {3745#false} is VALID [2022-04-08 12:23:09,909 INFO L290 TraceCheckUtils]: 67: Hoare triple {3745#false} assume 0 == ~cond; {3745#false} is VALID [2022-04-08 12:23:09,909 INFO L290 TraceCheckUtils]: 66: Hoare triple {3745#false} ~cond := #in~cond; {3745#false} is VALID [2022-04-08 12:23:09,909 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 [2022-04-08 12:23:09,910 INFO L290 TraceCheckUtils]: 64: Hoare triple {3940#(<= 1 main_~b~0)} assume !(0 != ~b~0); {3745#false} is VALID [2022-04-08 12:23:09,910 INFO L290 TraceCheckUtils]: 63: Hoare triple {3940#(<= 1 main_~b~0)} assume !false; {3940#(<= 1 main_~b~0)} is VALID [2022-04-08 12:23:09,911 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 [2022-04-08 12:23:09,911 INFO L290 TraceCheckUtils]: 61: Hoare triple {3870#(<= 1 main_~c~0)} assume !(~c~0 >= ~b~0); {3870#(<= 1 main_~c~0)} is VALID [2022-04-08 12:23:09,912 INFO L284 TraceCheckUtils]: 60: Hoare quadruple {3744#true} {3870#(<= 1 main_~c~0)} #97#return; {3870#(<= 1 main_~c~0)} is VALID [2022-04-08 12:23:09,912 INFO L290 TraceCheckUtils]: 59: Hoare triple {3744#true} assume true; {3744#true} is VALID [2022-04-08 12:23:09,912 INFO L290 TraceCheckUtils]: 58: Hoare triple {3744#true} assume !(0 == ~cond); {3744#true} is VALID [2022-04-08 12:23:09,912 INFO L290 TraceCheckUtils]: 57: Hoare triple {3744#true} ~cond := #in~cond; {3744#true} is VALID [2022-04-08 12:23:09,912 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 [2022-04-08 12:23:09,913 INFO L284 TraceCheckUtils]: 55: Hoare quadruple {3744#true} {3870#(<= 1 main_~c~0)} #95#return; {3870#(<= 1 main_~c~0)} is VALID [2022-04-08 12:23:09,913 INFO L290 TraceCheckUtils]: 54: Hoare triple {3744#true} assume true; {3744#true} is VALID [2022-04-08 12:23:09,913 INFO L290 TraceCheckUtils]: 53: Hoare triple {3744#true} assume !(0 == ~cond); {3744#true} is VALID [2022-04-08 12:23:09,913 INFO L290 TraceCheckUtils]: 52: Hoare triple {3744#true} ~cond := #in~cond; {3744#true} is VALID [2022-04-08 12:23:09,913 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 [2022-04-08 12:23:09,914 INFO L284 TraceCheckUtils]: 50: Hoare quadruple {3744#true} {3870#(<= 1 main_~c~0)} #93#return; {3870#(<= 1 main_~c~0)} is VALID [2022-04-08 12:23:09,914 INFO L290 TraceCheckUtils]: 49: Hoare triple {3744#true} assume true; {3744#true} is VALID [2022-04-08 12:23:09,914 INFO L290 TraceCheckUtils]: 48: Hoare triple {3744#true} assume !(0 == ~cond); {3744#true} is VALID [2022-04-08 12:23:09,914 INFO L290 TraceCheckUtils]: 47: Hoare triple {3744#true} ~cond := #in~cond; {3744#true} is VALID [2022-04-08 12:23:09,914 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 [2022-04-08 12:23:09,915 INFO L284 TraceCheckUtils]: 45: Hoare quadruple {3744#true} {3870#(<= 1 main_~c~0)} #91#return; {3870#(<= 1 main_~c~0)} is VALID [2022-04-08 12:23:09,915 INFO L290 TraceCheckUtils]: 44: Hoare triple {3744#true} assume true; {3744#true} is VALID [2022-04-08 12:23:09,915 INFO L290 TraceCheckUtils]: 43: Hoare triple {3744#true} assume !(0 == ~cond); {3744#true} is VALID [2022-04-08 12:23:09,915 INFO L290 TraceCheckUtils]: 42: Hoare triple {3744#true} ~cond := #in~cond; {3744#true} is VALID [2022-04-08 12:23:09,915 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 [2022-04-08 12:23:09,916 INFO L290 TraceCheckUtils]: 40: Hoare triple {3870#(<= 1 main_~c~0)} assume !false; {3870#(<= 1 main_~c~0)} is VALID [2022-04-08 12:23:09,916 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 [2022-04-08 12:23:09,916 INFO L290 TraceCheckUtils]: 38: Hoare triple {3833#(<= 1 main_~a~0)} assume !false; {3833#(<= 1 main_~a~0)} is VALID [2022-04-08 12:23:09,917 INFO L284 TraceCheckUtils]: 37: Hoare quadruple {3744#true} {3833#(<= 1 main_~a~0)} #89#return; {3833#(<= 1 main_~a~0)} is VALID [2022-04-08 12:23:09,917 INFO L290 TraceCheckUtils]: 36: Hoare triple {3744#true} assume true; {3744#true} is VALID [2022-04-08 12:23:09,917 INFO L290 TraceCheckUtils]: 35: Hoare triple {3744#true} assume !(0 == ~cond); {3744#true} is VALID [2022-04-08 12:23:09,917 INFO L290 TraceCheckUtils]: 34: Hoare triple {3744#true} ~cond := #in~cond; {3744#true} is VALID [2022-04-08 12:23:09,917 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 [2022-04-08 12:23:09,918 INFO L284 TraceCheckUtils]: 32: Hoare quadruple {3744#true} {3833#(<= 1 main_~a~0)} #87#return; {3833#(<= 1 main_~a~0)} is VALID [2022-04-08 12:23:09,918 INFO L290 TraceCheckUtils]: 31: Hoare triple {3744#true} assume true; {3744#true} is VALID [2022-04-08 12:23:09,918 INFO L290 TraceCheckUtils]: 30: Hoare triple {3744#true} assume !(0 == ~cond); {3744#true} is VALID [2022-04-08 12:23:09,918 INFO L290 TraceCheckUtils]: 29: Hoare triple {3744#true} ~cond := #in~cond; {3744#true} is VALID [2022-04-08 12:23:09,918 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 [2022-04-08 12:23:09,918 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 [2022-04-08 12:23:09,919 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {3744#true} {3814#(<= 1 main_~x~0)} #85#return; {3814#(<= 1 main_~x~0)} is VALID [2022-04-08 12:23:09,919 INFO L290 TraceCheckUtils]: 25: Hoare triple {3744#true} assume true; {3744#true} is VALID [2022-04-08 12:23:09,919 INFO L290 TraceCheckUtils]: 24: Hoare triple {3744#true} assume !(0 == ~cond); {3744#true} is VALID [2022-04-08 12:23:09,919 INFO L290 TraceCheckUtils]: 23: Hoare triple {3744#true} ~cond := #in~cond; {3744#true} is VALID [2022-04-08 12:23:09,919 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 [2022-04-08 12:23:09,919 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 [2022-04-08 12:23:09,920 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 [2022-04-08 12:23:09,920 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 [2022-04-08 12:23:09,920 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 [2022-04-08 12:23:09,921 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 [2022-04-08 12:23:09,921 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {3744#true} {3744#true} #81#return; {3744#true} is VALID [2022-04-08 12:23:09,921 INFO L290 TraceCheckUtils]: 15: Hoare triple {3744#true} assume true; {3744#true} is VALID [2022-04-08 12:23:09,921 INFO L290 TraceCheckUtils]: 14: Hoare triple {3744#true} assume !(0 == ~cond); {3744#true} is VALID [2022-04-08 12:23:09,921 INFO L290 TraceCheckUtils]: 13: Hoare triple {3744#true} ~cond := #in~cond; {3744#true} is VALID [2022-04-08 12:23:09,921 INFO L272 TraceCheckUtils]: 12: Hoare triple {3744#true} call assume_abort_if_not((if ~y~0 >= 0 && ~y~0 <= 50 then 1 else 0)); {3744#true} is VALID [2022-04-08 12:23:09,921 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 [2022-04-08 12:23:09,921 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {3744#true} {3744#true} #79#return; {3744#true} is VALID [2022-04-08 12:23:09,921 INFO L290 TraceCheckUtils]: 9: Hoare triple {3744#true} assume true; {3744#true} is VALID [2022-04-08 12:23:09,923 INFO L290 TraceCheckUtils]: 8: Hoare triple {3744#true} assume !(0 == ~cond); {3744#true} is VALID [2022-04-08 12:23:09,923 INFO L290 TraceCheckUtils]: 7: Hoare triple {3744#true} ~cond := #in~cond; {3744#true} is VALID [2022-04-08 12:23:09,923 INFO L272 TraceCheckUtils]: 6: Hoare triple {3744#true} call assume_abort_if_not((if ~x~0 >= 0 && ~x~0 <= 50 then 1 else 0)); {3744#true} is VALID [2022-04-08 12:23:09,923 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 [2022-04-08 12:23:09,923 INFO L272 TraceCheckUtils]: 4: Hoare triple {3744#true} call #t~ret6 := main(); {3744#true} is VALID [2022-04-08 12:23:09,924 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {3744#true} {3744#true} #103#return; {3744#true} is VALID [2022-04-08 12:23:09,924 INFO L290 TraceCheckUtils]: 2: Hoare triple {3744#true} assume true; {3744#true} is VALID [2022-04-08 12:23:09,924 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 [2022-04-08 12:23:09,924 INFO L272 TraceCheckUtils]: 0: Hoare triple {3744#true} call ULTIMATE.init(); {3744#true} is VALID [2022-04-08 12:23:09,924 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 14 proven. 11 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2022-04-08 12:23:09,924 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-08 12:23:09,924 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1951724419] [2022-04-08 12:23:09,924 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-04-08 12:23:09,924 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2013225477] [2022-04-08 12:23:09,924 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2013225477] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-08 12:23:09,924 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-04-08 12:23:09,925 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 9 [2022-04-08 12:23:09,925 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-08 12:23:09,925 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [515346384] [2022-04-08 12:23:09,925 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [515346384] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 12:23:09,925 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 12:23:09,925 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-04-08 12:23:09,925 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [557575229] [2022-04-08 12:23:09,925 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-08 12:23:09,926 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 [2022-04-08 12:23:09,927 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-08 12:23:09,927 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) [2022-04-08 12:23:09,960 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 48 edges. 48 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 12:23:09,960 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-04-08 12:23:09,961 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-08 12:23:09,961 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-04-08 12:23:09,961 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2022-04-08 12:23:09,961 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) [2022-04-08 12:23:10,704 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 12:23:10,704 INFO L93 Difference]: Finished difference Result 106 states and 146 transitions. [2022-04-08 12:23:10,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-04-08 12:23:10,704 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 [2022-04-08 12:23:10,704 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-08 12:23:10,704 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) [2022-04-08 12:23:10,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 110 transitions. [2022-04-08 12:23:10,706 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) [2022-04-08 12:23:10,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 110 transitions. [2022-04-08 12:23:10,709 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 9 states and 110 transitions. [2022-04-08 12:23:10,787 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 110 edges. 110 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 12:23:10,789 INFO L225 Difference]: With dead ends: 106 [2022-04-08 12:23:10,790 INFO L226 Difference]: Without dead ends: 98 [2022-04-08 12:23:10,790 INFO L912 BasicCegarLoop]: 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 [2022-04-08 12:23:10,790 INFO L913 BasicCegarLoop]: 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 [2022-04-08 12:23:10,790 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [35 Valid, 259 Invalid, 227 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [53 Valid, 174 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-04-08 12:23:10,791 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 98 states. [2022-04-08 12:23:10,919 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 98 to 89. [2022-04-08 12:23:10,919 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-08 12:23:10,920 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) [2022-04-08 12:23:10,920 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) [2022-04-08 12:23:10,920 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) [2022-04-08 12:23:10,924 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 12:23:10,924 INFO L93 Difference]: Finished difference Result 98 states and 137 transitions. [2022-04-08 12:23:10,924 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 137 transitions. [2022-04-08 12:23:10,924 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 12:23:10,924 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 12:23:10,925 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. [2022-04-08 12:23:10,925 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. [2022-04-08 12:23:10,928 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 12:23:10,928 INFO L93 Difference]: Finished difference Result 98 states and 137 transitions. [2022-04-08 12:23:10,928 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 137 transitions. [2022-04-08 12:23:10,929 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 12:23:10,929 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 12:23:10,929 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-08 12:23:10,929 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-08 12:23:10,929 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) [2022-04-08 12:23:10,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 89 states and 122 transitions. [2022-04-08 12:23:10,932 INFO L78 Accepts]: Start accepts. Automaton has 89 states and 122 transitions. Word has length 69 [2022-04-08 12:23:10,933 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-08 12:23:10,933 INFO L478 AbstractCegarLoop]: Abstraction has 89 states and 122 transitions. [2022-04-08 12:23:10,933 INFO L479 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) [2022-04-08 12:23:10,933 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 89 states and 122 transitions. [2022-04-08 12:23:11,091 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 122 edges. 122 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 12:23:11,091 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 122 transitions. [2022-04-08 12:23:11,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-04-08 12:23:11,091 INFO L491 BasicCegarLoop]: Found error trace [2022-04-08 12:23:11,091 INFO L499 BasicCegarLoop]: 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] [2022-04-08 12:23:11,110 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2022-04-08 12:23:11,292 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-08 12:23:11,292 INFO L403 AbstractCegarLoop]: === Iteration 9 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-08 12:23:11,292 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-08 12:23:11,293 INFO L85 PathProgramCache]: Analyzing trace with hash 376741854, now seen corresponding path program 1 times [2022-04-08 12:23:11,293 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-08 12:23:11,293 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [1840646854] [2022-04-08 12:23:11,293 INFO L202 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-04-08 12:23:11,293 INFO L85 PathProgramCache]: Analyzing trace with hash 376741854, now seen corresponding path program 2 times [2022-04-08 12:23:11,293 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-08 12:23:11,293 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [120305862] [2022-04-08 12:23:11,293 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-08 12:23:11,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-08 12:23:11,304 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-04-08 12:23:11,304 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [782398568] [2022-04-08 12:23:11,304 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-04-08 12:23:11,304 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-08 12:23:11,304 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-08 12:23:11,311 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-04-08 12:23:11,326 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2022-04-08 12:23:11,354 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-04-08 12:23:11,354 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-08 12:23:11,355 INFO L263 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 22 conjunts are in the unsatisfiable core [2022-04-08 12:23:11,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 12:23:11,364 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-08 12:23:11,584 INFO L272 TraceCheckUtils]: 0: Hoare triple {4762#true} call ULTIMATE.init(); {4762#true} is VALID [2022-04-08 12:23:11,584 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 [2022-04-08 12:23:11,584 INFO L290 TraceCheckUtils]: 2: Hoare triple {4762#true} assume true; {4762#true} is VALID [2022-04-08 12:23:11,584 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {4762#true} {4762#true} #103#return; {4762#true} is VALID [2022-04-08 12:23:11,584 INFO L272 TraceCheckUtils]: 4: Hoare triple {4762#true} call #t~ret6 := main(); {4762#true} is VALID [2022-04-08 12:23:11,584 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 [2022-04-08 12:23:11,584 INFO L272 TraceCheckUtils]: 6: Hoare triple {4762#true} call assume_abort_if_not((if ~x~0 >= 0 && ~x~0 <= 50 then 1 else 0)); {4762#true} is VALID [2022-04-08 12:23:11,585 INFO L290 TraceCheckUtils]: 7: Hoare triple {4762#true} ~cond := #in~cond; {4762#true} is VALID [2022-04-08 12:23:11,585 INFO L290 TraceCheckUtils]: 8: Hoare triple {4762#true} assume !(0 == ~cond); {4762#true} is VALID [2022-04-08 12:23:11,585 INFO L290 TraceCheckUtils]: 9: Hoare triple {4762#true} assume true; {4762#true} is VALID [2022-04-08 12:23:11,585 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {4762#true} {4762#true} #79#return; {4762#true} is VALID [2022-04-08 12:23:11,585 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 [2022-04-08 12:23:11,587 INFO L272 TraceCheckUtils]: 12: Hoare triple {4762#true} call assume_abort_if_not((if ~y~0 >= 0 && ~y~0 <= 50 then 1 else 0)); {4762#true} is VALID [2022-04-08 12:23:11,587 INFO L290 TraceCheckUtils]: 13: Hoare triple {4762#true} ~cond := #in~cond; {4762#true} is VALID [2022-04-08 12:23:11,587 INFO L290 TraceCheckUtils]: 14: Hoare triple {4762#true} assume !(0 == ~cond); {4762#true} is VALID [2022-04-08 12:23:11,587 INFO L290 TraceCheckUtils]: 15: Hoare triple {4762#true} assume true; {4762#true} is VALID [2022-04-08 12:23:11,587 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {4762#true} {4762#true} #81#return; {4762#true} is VALID [2022-04-08 12:23:11,587 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 [2022-04-08 12:23:11,588 INFO L290 TraceCheckUtils]: 18: Hoare triple {4762#true} ~cond := #in~cond; {4762#true} is VALID [2022-04-08 12:23:11,588 INFO L290 TraceCheckUtils]: 19: Hoare triple {4762#true} assume !(0 == ~cond); {4762#true} is VALID [2022-04-08 12:23:11,588 INFO L290 TraceCheckUtils]: 20: Hoare triple {4762#true} assume true; {4762#true} is VALID [2022-04-08 12:23:11,588 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {4762#true} {4762#true} #83#return; {4762#true} is VALID [2022-04-08 12:23:11,588 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 [2022-04-08 12:23:11,588 INFO L290 TraceCheckUtils]: 23: Hoare triple {4762#true} ~cond := #in~cond; {4762#true} is VALID [2022-04-08 12:23:11,589 INFO L290 TraceCheckUtils]: 24: Hoare triple {4762#true} assume !(0 == ~cond); {4762#true} is VALID [2022-04-08 12:23:11,589 INFO L290 TraceCheckUtils]: 25: Hoare triple {4762#true} assume true; {4762#true} is VALID [2022-04-08 12:23:11,589 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {4762#true} {4762#true} #85#return; {4762#true} is VALID [2022-04-08 12:23:11,589 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 [2022-04-08 12:23:11,589 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 [2022-04-08 12:23:11,589 INFO L290 TraceCheckUtils]: 29: Hoare triple {4762#true} ~cond := #in~cond; {4762#true} is VALID [2022-04-08 12:23:11,589 INFO L290 TraceCheckUtils]: 30: Hoare triple {4762#true} assume !(0 == ~cond); {4762#true} is VALID [2022-04-08 12:23:11,589 INFO L290 TraceCheckUtils]: 31: Hoare triple {4762#true} assume true; {4762#true} is VALID [2022-04-08 12:23:11,590 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 [2022-04-08 12:23:11,590 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 [2022-04-08 12:23:11,590 INFO L290 TraceCheckUtils]: 34: Hoare triple {4762#true} ~cond := #in~cond; {4762#true} is VALID [2022-04-08 12:23:11,590 INFO L290 TraceCheckUtils]: 35: Hoare triple {4762#true} assume !(0 == ~cond); {4762#true} is VALID [2022-04-08 12:23:11,590 INFO L290 TraceCheckUtils]: 36: Hoare triple {4762#true} assume true; {4762#true} is VALID [2022-04-08 12:23:11,591 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 [2022-04-08 12:23:11,591 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 [2022-04-08 12:23:11,591 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 [2022-04-08 12:23:11,591 INFO L290 TraceCheckUtils]: 40: Hoare triple {4885#(= main_~q~0 0)} assume !false; {4885#(= main_~q~0 0)} is VALID [2022-04-08 12:23:11,592 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 [2022-04-08 12:23:11,592 INFO L290 TraceCheckUtils]: 42: Hoare triple {4762#true} ~cond := #in~cond; {4762#true} is VALID [2022-04-08 12:23:11,592 INFO L290 TraceCheckUtils]: 43: Hoare triple {4762#true} assume !(0 == ~cond); {4762#true} is VALID [2022-04-08 12:23:11,592 INFO L290 TraceCheckUtils]: 44: Hoare triple {4762#true} assume true; {4762#true} is VALID [2022-04-08 12:23:11,592 INFO L284 TraceCheckUtils]: 45: Hoare quadruple {4762#true} {4885#(= main_~q~0 0)} #91#return; {4885#(= main_~q~0 0)} is VALID [2022-04-08 12:23:11,592 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 [2022-04-08 12:23:11,592 INFO L290 TraceCheckUtils]: 47: Hoare triple {4762#true} ~cond := #in~cond; {4762#true} is VALID [2022-04-08 12:23:11,592 INFO L290 TraceCheckUtils]: 48: Hoare triple {4762#true} assume !(0 == ~cond); {4762#true} is VALID [2022-04-08 12:23:11,593 INFO L290 TraceCheckUtils]: 49: Hoare triple {4762#true} assume true; {4762#true} is VALID [2022-04-08 12:23:11,593 INFO L284 TraceCheckUtils]: 50: Hoare quadruple {4762#true} {4885#(= main_~q~0 0)} #93#return; {4885#(= main_~q~0 0)} is VALID [2022-04-08 12:23:11,593 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 [2022-04-08 12:23:11,593 INFO L290 TraceCheckUtils]: 52: Hoare triple {4762#true} ~cond := #in~cond; {4925#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} is VALID [2022-04-08 12:23:11,594 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 [2022-04-08 12:23:11,594 INFO L290 TraceCheckUtils]: 54: Hoare triple {4929#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {4929#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 12:23:11,595 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 [2022-04-08 12:23:11,595 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 [2022-04-08 12:23:11,595 INFO L290 TraceCheckUtils]: 57: Hoare triple {4762#true} ~cond := #in~cond; {4762#true} is VALID [2022-04-08 12:23:11,595 INFO L290 TraceCheckUtils]: 58: Hoare triple {4762#true} assume !(0 == ~cond); {4762#true} is VALID [2022-04-08 12:23:11,595 INFO L290 TraceCheckUtils]: 59: Hoare triple {4762#true} assume true; {4762#true} is VALID [2022-04-08 12:23:11,595 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 [2022-04-08 12:23:11,596 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 [2022-04-08 12:23:11,596 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 [2022-04-08 12:23:11,597 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 [2022-04-08 12:23:11,597 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 [2022-04-08 12:23:11,607 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 [2022-04-08 12:23:11,607 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 [2022-04-08 12:23:11,607 INFO L290 TraceCheckUtils]: 67: Hoare triple {4762#true} ~cond := #in~cond; {4762#true} is VALID [2022-04-08 12:23:11,607 INFO L290 TraceCheckUtils]: 68: Hoare triple {4762#true} assume !(0 == ~cond); {4762#true} is VALID [2022-04-08 12:23:11,608 INFO L290 TraceCheckUtils]: 69: Hoare triple {4762#true} assume true; {4762#true} is VALID [2022-04-08 12:23:11,608 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 [2022-04-08 12:23:11,609 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 [2022-04-08 12:23:11,609 INFO L290 TraceCheckUtils]: 72: Hoare triple {4986#(<= 1 |__VERIFIER_assert_#in~cond|)} ~cond := #in~cond; {4990#(<= 1 __VERIFIER_assert_~cond)} is VALID [2022-04-08 12:23:11,609 INFO L290 TraceCheckUtils]: 73: Hoare triple {4990#(<= 1 __VERIFIER_assert_~cond)} assume 0 == ~cond; {4763#false} is VALID [2022-04-08 12:23:11,609 INFO L290 TraceCheckUtils]: 74: Hoare triple {4763#false} assume !false; {4763#false} is VALID [2022-04-08 12:23:11,610 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 15 proven. 12 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2022-04-08 12:23:11,610 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-08 12:23:24,936 INFO L290 TraceCheckUtils]: 74: Hoare triple {4763#false} assume !false; {4763#false} is VALID [2022-04-08 12:23:24,936 INFO L290 TraceCheckUtils]: 73: Hoare triple {4990#(<= 1 __VERIFIER_assert_~cond)} assume 0 == ~cond; {4763#false} is VALID [2022-04-08 12:23:24,936 INFO L290 TraceCheckUtils]: 72: Hoare triple {4986#(<= 1 |__VERIFIER_assert_#in~cond|)} ~cond := #in~cond; {4990#(<= 1 __VERIFIER_assert_~cond)} is VALID [2022-04-08 12:23:24,937 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 [2022-04-08 12:23:24,938 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 [2022-04-08 12:23:24,938 INFO L290 TraceCheckUtils]: 69: Hoare triple {4762#true} assume true; {4762#true} is VALID [2022-04-08 12:23:24,938 INFO L290 TraceCheckUtils]: 68: Hoare triple {4762#true} assume !(0 == ~cond); {4762#true} is VALID [2022-04-08 12:23:24,938 INFO L290 TraceCheckUtils]: 67: Hoare triple {4762#true} ~cond := #in~cond; {4762#true} is VALID [2022-04-08 12:23:24,938 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 [2022-04-08 12:23:24,941 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 [2022-04-08 12:23:24,941 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 [2022-04-08 12:23:24,941 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 [2022-04-08 12:23:24,942 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 [2022-04-08 12:23:24,942 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 [2022-04-08 12:23:24,945 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 [2022-04-08 12:23:24,945 INFO L290 TraceCheckUtils]: 59: Hoare triple {4762#true} assume true; {4762#true} is VALID [2022-04-08 12:23:24,945 INFO L290 TraceCheckUtils]: 58: Hoare triple {4762#true} assume !(0 == ~cond); {4762#true} is VALID [2022-04-08 12:23:24,945 INFO L290 TraceCheckUtils]: 57: Hoare triple {4762#true} ~cond := #in~cond; {4762#true} is VALID [2022-04-08 12:23:24,945 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 [2022-04-08 12:23:24,946 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 [2022-04-08 12:23:24,946 INFO L290 TraceCheckUtils]: 54: Hoare triple {4929#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {4929#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 12:23:24,946 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 [2022-04-08 12:23:24,947 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 [2022-04-08 12:23:24,947 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 [2022-04-08 12:23:24,947 INFO L284 TraceCheckUtils]: 50: Hoare quadruple {4762#true} {4762#true} #93#return; {4762#true} is VALID [2022-04-08 12:23:24,947 INFO L290 TraceCheckUtils]: 49: Hoare triple {4762#true} assume true; {4762#true} is VALID [2022-04-08 12:23:24,947 INFO L290 TraceCheckUtils]: 48: Hoare triple {4762#true} assume !(0 == ~cond); {4762#true} is VALID [2022-04-08 12:23:24,947 INFO L290 TraceCheckUtils]: 47: Hoare triple {4762#true} ~cond := #in~cond; {4762#true} is VALID [2022-04-08 12:23:24,947 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 [2022-04-08 12:23:24,947 INFO L284 TraceCheckUtils]: 45: Hoare quadruple {4762#true} {4762#true} #91#return; {4762#true} is VALID [2022-04-08 12:23:24,947 INFO L290 TraceCheckUtils]: 44: Hoare triple {4762#true} assume true; {4762#true} is VALID [2022-04-08 12:23:24,947 INFO L290 TraceCheckUtils]: 43: Hoare triple {4762#true} assume !(0 == ~cond); {4762#true} is VALID [2022-04-08 12:23:24,947 INFO L290 TraceCheckUtils]: 42: Hoare triple {4762#true} ~cond := #in~cond; {4762#true} is VALID [2022-04-08 12:23:24,948 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 [2022-04-08 12:23:24,948 INFO L290 TraceCheckUtils]: 40: Hoare triple {4762#true} assume !false; {4762#true} is VALID [2022-04-08 12:23:24,948 INFO L290 TraceCheckUtils]: 39: Hoare triple {4762#true} assume !!(0 != ~b~0);~c~0 := ~a~0;~k~0 := 0; {4762#true} is VALID [2022-04-08 12:23:24,948 INFO L290 TraceCheckUtils]: 38: Hoare triple {4762#true} assume !false; {4762#true} is VALID [2022-04-08 12:23:24,948 INFO L284 TraceCheckUtils]: 37: Hoare quadruple {4762#true} {4762#true} #89#return; {4762#true} is VALID [2022-04-08 12:23:24,948 INFO L290 TraceCheckUtils]: 36: Hoare triple {4762#true} assume true; {4762#true} is VALID [2022-04-08 12:23:24,948 INFO L290 TraceCheckUtils]: 35: Hoare triple {4762#true} assume !(0 == ~cond); {4762#true} is VALID [2022-04-08 12:23:24,948 INFO L290 TraceCheckUtils]: 34: Hoare triple {4762#true} ~cond := #in~cond; {4762#true} is VALID [2022-04-08 12:23:24,948 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 [2022-04-08 12:23:24,948 INFO L284 TraceCheckUtils]: 32: Hoare quadruple {4762#true} {4762#true} #87#return; {4762#true} is VALID [2022-04-08 12:23:24,948 INFO L290 TraceCheckUtils]: 31: Hoare triple {4762#true} assume true; {4762#true} is VALID [2022-04-08 12:23:24,948 INFO L290 TraceCheckUtils]: 30: Hoare triple {4762#true} assume !(0 == ~cond); {4762#true} is VALID [2022-04-08 12:23:24,948 INFO L290 TraceCheckUtils]: 29: Hoare triple {4762#true} ~cond := #in~cond; {4762#true} is VALID [2022-04-08 12:23:24,948 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 [2022-04-08 12:23:24,949 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 [2022-04-08 12:23:24,949 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {4762#true} {4762#true} #85#return; {4762#true} is VALID [2022-04-08 12:23:24,949 INFO L290 TraceCheckUtils]: 25: Hoare triple {4762#true} assume true; {4762#true} is VALID [2022-04-08 12:23:24,949 INFO L290 TraceCheckUtils]: 24: Hoare triple {4762#true} assume !(0 == ~cond); {4762#true} is VALID [2022-04-08 12:23:24,949 INFO L290 TraceCheckUtils]: 23: Hoare triple {4762#true} ~cond := #in~cond; {4762#true} is VALID [2022-04-08 12:23:24,949 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 [2022-04-08 12:23:24,949 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {4762#true} {4762#true} #83#return; {4762#true} is VALID [2022-04-08 12:23:24,949 INFO L290 TraceCheckUtils]: 20: Hoare triple {4762#true} assume true; {4762#true} is VALID [2022-04-08 12:23:24,949 INFO L290 TraceCheckUtils]: 19: Hoare triple {4762#true} assume !(0 == ~cond); {4762#true} is VALID [2022-04-08 12:23:24,949 INFO L290 TraceCheckUtils]: 18: Hoare triple {4762#true} ~cond := #in~cond; {4762#true} is VALID [2022-04-08 12:23:24,949 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 [2022-04-08 12:23:24,949 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {4762#true} {4762#true} #81#return; {4762#true} is VALID [2022-04-08 12:23:24,949 INFO L290 TraceCheckUtils]: 15: Hoare triple {4762#true} assume true; {4762#true} is VALID [2022-04-08 12:23:24,950 INFO L290 TraceCheckUtils]: 14: Hoare triple {4762#true} assume !(0 == ~cond); {4762#true} is VALID [2022-04-08 12:23:24,950 INFO L290 TraceCheckUtils]: 13: Hoare triple {4762#true} ~cond := #in~cond; {4762#true} is VALID [2022-04-08 12:23:24,950 INFO L272 TraceCheckUtils]: 12: Hoare triple {4762#true} call assume_abort_if_not((if ~y~0 >= 0 && ~y~0 <= 50 then 1 else 0)); {4762#true} is VALID [2022-04-08 12:23:24,950 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 [2022-04-08 12:23:24,950 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {4762#true} {4762#true} #79#return; {4762#true} is VALID [2022-04-08 12:23:24,950 INFO L290 TraceCheckUtils]: 9: Hoare triple {4762#true} assume true; {4762#true} is VALID [2022-04-08 12:23:24,950 INFO L290 TraceCheckUtils]: 8: Hoare triple {4762#true} assume !(0 == ~cond); {4762#true} is VALID [2022-04-08 12:23:24,950 INFO L290 TraceCheckUtils]: 7: Hoare triple {4762#true} ~cond := #in~cond; {4762#true} is VALID [2022-04-08 12:23:24,950 INFO L272 TraceCheckUtils]: 6: Hoare triple {4762#true} call assume_abort_if_not((if ~x~0 >= 0 && ~x~0 <= 50 then 1 else 0)); {4762#true} is VALID [2022-04-08 12:23:24,950 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 [2022-04-08 12:23:24,950 INFO L272 TraceCheckUtils]: 4: Hoare triple {4762#true} call #t~ret6 := main(); {4762#true} is VALID [2022-04-08 12:23:24,950 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {4762#true} {4762#true} #103#return; {4762#true} is VALID [2022-04-08 12:23:24,950 INFO L290 TraceCheckUtils]: 2: Hoare triple {4762#true} assume true; {4762#true} is VALID [2022-04-08 12:23:24,951 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 [2022-04-08 12:23:24,951 INFO L272 TraceCheckUtils]: 0: Hoare triple {4762#true} call ULTIMATE.init(); {4762#true} is VALID [2022-04-08 12:23:24,951 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 20 proven. 7 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2022-04-08 12:23:24,951 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-08 12:23:24,951 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [120305862] [2022-04-08 12:23:24,951 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-04-08 12:23:24,951 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [782398568] [2022-04-08 12:23:24,951 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [782398568] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-08 12:23:24,951 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-04-08 12:23:24,951 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 8] total 13 [2022-04-08 12:23:24,952 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-08 12:23:24,952 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [1840646854] [2022-04-08 12:23:24,952 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [1840646854] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 12:23:24,952 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 12:23:24,952 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-04-08 12:23:24,952 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1151866036] [2022-04-08 12:23:24,952 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-08 12:23:24,953 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 [2022-04-08 12:23:24,953 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-08 12:23:24,953 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) [2022-04-08 12:23:24,990 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 51 edges. 51 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 12:23:24,990 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-04-08 12:23:24,990 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-08 12:23:24,990 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-04-08 12:23:24,990 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2022-04-08 12:23:24,990 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) [2022-04-08 12:23:25,700 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 12:23:25,700 INFO L93 Difference]: Finished difference Result 124 states and 173 transitions. [2022-04-08 12:23:25,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-04-08 12:23:25,701 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 [2022-04-08 12:23:25,701 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-08 12:23:25,701 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) [2022-04-08 12:23:25,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 83 transitions. [2022-04-08 12:23:25,702 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) [2022-04-08 12:23:25,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 83 transitions. [2022-04-08 12:23:25,703 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 8 states and 83 transitions. [2022-04-08 12:23:25,767 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 83 edges. 83 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 12:23:25,769 INFO L225 Difference]: With dead ends: 124 [2022-04-08 12:23:25,769 INFO L226 Difference]: Without dead ends: 121 [2022-04-08 12:23:25,770 INFO L912 BasicCegarLoop]: 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 [2022-04-08 12:23:25,770 INFO L913 BasicCegarLoop]: 44 mSDtfsCounter, 23 mSDsluCounter, 174 mSDsCounter, 0 mSdLazyCounter, 212 mSolverCounterSat, 17 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s 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, 0.2s IncrementalHoareTripleChecker+Time [2022-04-08 12:23:25,770 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [27 Valid, 218 Invalid, 229 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [17 Valid, 212 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-04-08 12:23:25,770 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 121 states. [2022-04-08 12:23:25,911 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 121 to 118. [2022-04-08 12:23:25,911 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-08 12:23:25,912 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) [2022-04-08 12:23:25,912 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) [2022-04-08 12:23:25,912 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) [2022-04-08 12:23:25,916 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 12:23:25,916 INFO L93 Difference]: Finished difference Result 121 states and 169 transitions. [2022-04-08 12:23:25,916 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 169 transitions. [2022-04-08 12:23:25,916 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 12:23:25,916 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 12:23:25,917 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. [2022-04-08 12:23:25,917 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. [2022-04-08 12:23:25,920 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 12:23:25,920 INFO L93 Difference]: Finished difference Result 121 states and 169 transitions. [2022-04-08 12:23:25,920 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 169 transitions. [2022-04-08 12:23:25,921 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 12:23:25,921 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 12:23:25,921 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-08 12:23:25,921 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-08 12:23:25,921 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) [2022-04-08 12:23:25,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 118 states and 166 transitions. [2022-04-08 12:23:25,924 INFO L78 Accepts]: Start accepts. Automaton has 118 states and 166 transitions. Word has length 75 [2022-04-08 12:23:25,924 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-08 12:23:25,924 INFO L478 AbstractCegarLoop]: Abstraction has 118 states and 166 transitions. [2022-04-08 12:23:25,925 INFO L479 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) [2022-04-08 12:23:25,925 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 118 states and 166 transitions. [2022-04-08 12:23:26,145 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 166 edges. 166 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 12:23:26,145 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 166 transitions. [2022-04-08 12:23:26,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2022-04-08 12:23:26,146 INFO L491 BasicCegarLoop]: Found error trace [2022-04-08 12:23:26,146 INFO L499 BasicCegarLoop]: 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] [2022-04-08 12:23:26,162 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2022-04-08 12:23:26,355 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2022-04-08 12:23:26,355 INFO L403 AbstractCegarLoop]: === Iteration 10 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-08 12:23:26,355 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-08 12:23:26,356 INFO L85 PathProgramCache]: Analyzing trace with hash -1245952186, now seen corresponding path program 3 times [2022-04-08 12:23:26,356 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-08 12:23:26,356 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [1247403595] [2022-04-08 12:23:26,356 INFO L202 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-04-08 12:23:26,356 INFO L85 PathProgramCache]: Analyzing trace with hash -1245952186, now seen corresponding path program 4 times [2022-04-08 12:23:26,356 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-08 12:23:26,356 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [845979728] [2022-04-08 12:23:26,356 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-08 12:23:26,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-08 12:23:26,368 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-04-08 12:23:26,368 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1004222929] [2022-04-08 12:23:26,368 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-04-08 12:23:26,368 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-08 12:23:26,369 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-08 12:23:26,369 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-04-08 12:23:26,370 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2022-04-08 12:23:26,410 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-04-08 12:23:26,410 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-08 12:23:26,411 INFO L263 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 33 conjunts are in the unsatisfiable core [2022-04-08 12:23:26,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 12:23:26,424 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-08 12:23:27,096 INFO L272 TraceCheckUtils]: 0: Hoare triple {5956#true} call ULTIMATE.init(); {5956#true} is VALID [2022-04-08 12:23:27,096 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 [2022-04-08 12:23:27,096 INFO L290 TraceCheckUtils]: 2: Hoare triple {5956#true} assume true; {5956#true} is VALID [2022-04-08 12:23:27,096 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {5956#true} {5956#true} #103#return; {5956#true} is VALID [2022-04-08 12:23:27,096 INFO L272 TraceCheckUtils]: 4: Hoare triple {5956#true} call #t~ret6 := main(); {5956#true} is VALID [2022-04-08 12:23:27,096 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 [2022-04-08 12:23:27,096 INFO L272 TraceCheckUtils]: 6: Hoare triple {5956#true} call assume_abort_if_not((if ~x~0 >= 0 && ~x~0 <= 50 then 1 else 0)); {5956#true} is VALID [2022-04-08 12:23:27,096 INFO L290 TraceCheckUtils]: 7: Hoare triple {5956#true} ~cond := #in~cond; {5956#true} is VALID [2022-04-08 12:23:27,096 INFO L290 TraceCheckUtils]: 8: Hoare triple {5956#true} assume !(0 == ~cond); {5956#true} is VALID [2022-04-08 12:23:27,097 INFO L290 TraceCheckUtils]: 9: Hoare triple {5956#true} assume true; {5956#true} is VALID [2022-04-08 12:23:27,097 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {5956#true} {5956#true} #79#return; {5956#true} is VALID [2022-04-08 12:23:27,097 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 [2022-04-08 12:23:27,097 INFO L272 TraceCheckUtils]: 12: Hoare triple {5956#true} call assume_abort_if_not((if ~y~0 >= 0 && ~y~0 <= 50 then 1 else 0)); {5956#true} is VALID [2022-04-08 12:23:27,097 INFO L290 TraceCheckUtils]: 13: Hoare triple {5956#true} ~cond := #in~cond; {5956#true} is VALID [2022-04-08 12:23:27,097 INFO L290 TraceCheckUtils]: 14: Hoare triple {5956#true} assume !(0 == ~cond); {5956#true} is VALID [2022-04-08 12:23:27,097 INFO L290 TraceCheckUtils]: 15: Hoare triple {5956#true} assume true; {5956#true} is VALID [2022-04-08 12:23:27,097 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {5956#true} {5956#true} #81#return; {5956#true} is VALID [2022-04-08 12:23:27,097 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 [2022-04-08 12:23:27,097 INFO L290 TraceCheckUtils]: 18: Hoare triple {5956#true} ~cond := #in~cond; {6015#(= assume_abort_if_not_~cond |assume_abort_if_not_#in~cond|)} is VALID [2022-04-08 12:23:27,098 INFO L290 TraceCheckUtils]: 19: Hoare triple {6015#(= assume_abort_if_not_~cond |assume_abort_if_not_#in~cond|)} assume !(0 == ~cond); {6019#(not (= |assume_abort_if_not_#in~cond| 0))} is VALID [2022-04-08 12:23:27,098 INFO L290 TraceCheckUtils]: 20: Hoare triple {6019#(not (= |assume_abort_if_not_#in~cond| 0))} assume true; {6019#(not (= |assume_abort_if_not_#in~cond| 0))} is VALID [2022-04-08 12:23:27,098 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {6019#(not (= |assume_abort_if_not_#in~cond| 0))} {5956#true} #83#return; {6026#(<= 1 main_~x~0)} is VALID [2022-04-08 12:23:27,098 INFO L272 TraceCheckUtils]: 22: Hoare triple {6026#(<= 1 main_~x~0)} call assume_abort_if_not((if ~y~0 >= 1 then 1 else 0)); {5956#true} is VALID [2022-04-08 12:23:27,099 INFO L290 TraceCheckUtils]: 23: Hoare triple {5956#true} ~cond := #in~cond; {5956#true} is VALID [2022-04-08 12:23:27,099 INFO L290 TraceCheckUtils]: 24: Hoare triple {5956#true} assume !(0 == ~cond); {5956#true} is VALID [2022-04-08 12:23:27,099 INFO L290 TraceCheckUtils]: 25: Hoare triple {5956#true} assume true; {5956#true} is VALID [2022-04-08 12:23:27,099 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {5956#true} {6026#(<= 1 main_~x~0)} #85#return; {6026#(<= 1 main_~x~0)} is VALID [2022-04-08 12:23:27,099 INFO L290 TraceCheckUtils]: 27: Hoare triple {6026#(<= 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; {6045#(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 [2022-04-08 12:23:27,100 INFO L272 TraceCheckUtils]: 28: Hoare triple {6045#(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)); {5956#true} is VALID [2022-04-08 12:23:27,100 INFO L290 TraceCheckUtils]: 29: Hoare triple {5956#true} ~cond := #in~cond; {5956#true} is VALID [2022-04-08 12:23:27,100 INFO L290 TraceCheckUtils]: 30: Hoare triple {5956#true} assume !(0 == ~cond); {5956#true} is VALID [2022-04-08 12:23:27,100 INFO L290 TraceCheckUtils]: 31: Hoare triple {5956#true} assume true; {5956#true} is VALID [2022-04-08 12:23:27,100 INFO L284 TraceCheckUtils]: 32: Hoare quadruple {5956#true} {6045#(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; {6045#(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 [2022-04-08 12:23:27,100 INFO L272 TraceCheckUtils]: 33: Hoare triple {6045#(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)); {5956#true} is VALID [2022-04-08 12:23:27,101 INFO L290 TraceCheckUtils]: 34: Hoare triple {5956#true} ~cond := #in~cond; {5956#true} is VALID [2022-04-08 12:23:27,101 INFO L290 TraceCheckUtils]: 35: Hoare triple {5956#true} assume !(0 == ~cond); {5956#true} is VALID [2022-04-08 12:23:27,101 INFO L290 TraceCheckUtils]: 36: Hoare triple {5956#true} assume true; {5956#true} is VALID [2022-04-08 12:23:27,101 INFO L284 TraceCheckUtils]: 37: Hoare quadruple {5956#true} {6045#(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; {6045#(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 [2022-04-08 12:23:27,102 INFO L290 TraceCheckUtils]: 38: Hoare triple {6045#(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; {6045#(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 [2022-04-08 12:23:27,102 INFO L290 TraceCheckUtils]: 39: Hoare triple {6045#(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; {6082#(and (= 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_~c~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 12:23:27,102 INFO L290 TraceCheckUtils]: 40: Hoare triple {6082#(and (= 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_~c~0 main_~x~0) (= main_~p~0 1))} assume !false; {6082#(and (= 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_~c~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 12:23:27,102 INFO L272 TraceCheckUtils]: 41: Hoare triple {6082#(and (= 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_~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 [2022-04-08 12:23:27,103 INFO L290 TraceCheckUtils]: 42: Hoare triple {5956#true} ~cond := #in~cond; {5956#true} is VALID [2022-04-08 12:23:27,103 INFO L290 TraceCheckUtils]: 43: Hoare triple {5956#true} assume !(0 == ~cond); {5956#true} is VALID [2022-04-08 12:23:27,103 INFO L290 TraceCheckUtils]: 44: Hoare triple {5956#true} assume true; {5956#true} is VALID [2022-04-08 12:23:27,103 INFO L284 TraceCheckUtils]: 45: Hoare quadruple {5956#true} {6082#(and (= 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_~c~0 main_~x~0) (= main_~p~0 1))} #91#return; {6082#(and (= 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_~c~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 12:23:27,103 INFO L272 TraceCheckUtils]: 46: Hoare triple {6082#(and (= 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_~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 [2022-04-08 12:23:27,103 INFO L290 TraceCheckUtils]: 47: Hoare triple {5956#true} ~cond := #in~cond; {5956#true} is VALID [2022-04-08 12:23:27,103 INFO L290 TraceCheckUtils]: 48: Hoare triple {5956#true} assume !(0 == ~cond); {5956#true} is VALID [2022-04-08 12:23:27,104 INFO L290 TraceCheckUtils]: 49: Hoare triple {5956#true} assume true; {5956#true} is VALID [2022-04-08 12:23:27,104 INFO L284 TraceCheckUtils]: 50: Hoare quadruple {5956#true} {6082#(and (= 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_~c~0 main_~x~0) (= main_~p~0 1))} #93#return; {6082#(and (= 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_~c~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 12:23:27,104 INFO L272 TraceCheckUtils]: 51: Hoare triple {6082#(and (= 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_~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 [2022-04-08 12:23:27,104 INFO L290 TraceCheckUtils]: 52: Hoare triple {5956#true} ~cond := #in~cond; {5956#true} is VALID [2022-04-08 12:23:27,104 INFO L290 TraceCheckUtils]: 53: Hoare triple {5956#true} assume !(0 == ~cond); {5956#true} is VALID [2022-04-08 12:23:27,104 INFO L290 TraceCheckUtils]: 54: Hoare triple {5956#true} assume true; {5956#true} is VALID [2022-04-08 12:23:27,105 INFO L284 TraceCheckUtils]: 55: Hoare quadruple {5956#true} {6082#(and (= 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_~c~0 main_~x~0) (= main_~p~0 1))} #95#return; {6082#(and (= 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_~c~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 12:23:27,105 INFO L272 TraceCheckUtils]: 56: Hoare triple {6082#(and (= 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_~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 [2022-04-08 12:23:27,105 INFO L290 TraceCheckUtils]: 57: Hoare triple {5956#true} ~cond := #in~cond; {5956#true} is VALID [2022-04-08 12:23:27,105 INFO L290 TraceCheckUtils]: 58: Hoare triple {5956#true} assume !(0 == ~cond); {5956#true} is VALID [2022-04-08 12:23:27,105 INFO L290 TraceCheckUtils]: 59: Hoare triple {5956#true} assume true; {5956#true} is VALID [2022-04-08 12:23:27,106 INFO L284 TraceCheckUtils]: 60: Hoare quadruple {5956#true} {6082#(and (= 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_~c~0 main_~x~0) (= main_~p~0 1))} #97#return; {6082#(and (= 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_~c~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 12:23:27,107 INFO L290 TraceCheckUtils]: 61: Hoare triple {6082#(and (= 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_~c~0 main_~x~0) (= main_~p~0 1))} assume !(~c~0 >= ~b~0); {6149#(and (= main_~r~0 0) (<= 1 main_~x~0) (< main_~c~0 main_~y~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 12:23:27,108 INFO L290 TraceCheckUtils]: 62: Hoare triple {6149#(and (= main_~r~0 0) (<= 1 main_~x~0) (< main_~c~0 main_~y~0) (= main_~k~0 0) (= main_~s~0 1) (= 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; {6153#(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))} is VALID [2022-04-08 12:23:27,108 INFO L290 TraceCheckUtils]: 63: Hoare triple {6153#(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))} assume !false; {6153#(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))} is VALID [2022-04-08 12:23:27,109 INFO L290 TraceCheckUtils]: 64: Hoare triple {6153#(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))} assume !!(0 != ~b~0);~c~0 := ~a~0;~k~0 := 0; {6153#(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))} is VALID [2022-04-08 12:23:27,109 INFO L290 TraceCheckUtils]: 65: Hoare triple {6153#(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))} assume !false; {6153#(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))} is VALID [2022-04-08 12:23:27,109 INFO L272 TraceCheckUtils]: 66: Hoare triple {6153#(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))} call __VERIFIER_assert((if ~a~0 == ~k~0 * ~b~0 + ~c~0 then 1 else 0)); {5956#true} is VALID [2022-04-08 12:23:27,109 INFO L290 TraceCheckUtils]: 67: Hoare triple {5956#true} ~cond := #in~cond; {5956#true} is VALID [2022-04-08 12:23:27,109 INFO L290 TraceCheckUtils]: 68: Hoare triple {5956#true} assume !(0 == ~cond); {5956#true} is VALID [2022-04-08 12:23:27,109 INFO L290 TraceCheckUtils]: 69: Hoare triple {5956#true} assume true; {5956#true} is VALID [2022-04-08 12:23:27,110 INFO L284 TraceCheckUtils]: 70: Hoare quadruple {5956#true} {6153#(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))} #91#return; {6153#(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))} is VALID [2022-04-08 12:23:27,110 INFO L272 TraceCheckUtils]: 71: Hoare triple {6153#(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))} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {5956#true} is VALID [2022-04-08 12:23:27,110 INFO L290 TraceCheckUtils]: 72: Hoare triple {5956#true} ~cond := #in~cond; {5956#true} is VALID [2022-04-08 12:23:27,110 INFO L290 TraceCheckUtils]: 73: Hoare triple {5956#true} assume !(0 == ~cond); {5956#true} is VALID [2022-04-08 12:23:27,110 INFO L290 TraceCheckUtils]: 74: Hoare triple {5956#true} assume true; {5956#true} is VALID [2022-04-08 12:23:27,111 INFO L284 TraceCheckUtils]: 75: Hoare quadruple {5956#true} {6153#(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))} #93#return; {6153#(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))} is VALID [2022-04-08 12:23:27,112 INFO L272 TraceCheckUtils]: 76: Hoare triple {6153#(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))} call __VERIFIER_assert((if ~b~0 == ~x~0 * ~q~0 + ~y~0 * ~s~0 then 1 else 0)); {6196#(<= 1 |__VERIFIER_assert_#in~cond|)} is VALID [2022-04-08 12:23:27,112 INFO L290 TraceCheckUtils]: 77: Hoare triple {6196#(<= 1 |__VERIFIER_assert_#in~cond|)} ~cond := #in~cond; {6200#(<= 1 __VERIFIER_assert_~cond)} is VALID [2022-04-08 12:23:27,113 INFO L290 TraceCheckUtils]: 78: Hoare triple {6200#(<= 1 __VERIFIER_assert_~cond)} assume 0 == ~cond; {5957#false} is VALID [2022-04-08 12:23:27,113 INFO L290 TraceCheckUtils]: 79: Hoare triple {5957#false} assume !false; {5957#false} is VALID [2022-04-08 12:23:27,113 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 18 proven. 15 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2022-04-08 12:23:27,113 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-08 12:23:27,650 INFO L290 TraceCheckUtils]: 79: Hoare triple {5957#false} assume !false; {5957#false} is VALID [2022-04-08 12:23:27,651 INFO L290 TraceCheckUtils]: 78: Hoare triple {6200#(<= 1 __VERIFIER_assert_~cond)} assume 0 == ~cond; {5957#false} is VALID [2022-04-08 12:23:27,651 INFO L290 TraceCheckUtils]: 77: Hoare triple {6196#(<= 1 |__VERIFIER_assert_#in~cond|)} ~cond := #in~cond; {6200#(<= 1 __VERIFIER_assert_~cond)} is VALID [2022-04-08 12:23:27,652 INFO L272 TraceCheckUtils]: 76: Hoare triple {6216#(= 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)); {6196#(<= 1 |__VERIFIER_assert_#in~cond|)} is VALID [2022-04-08 12:23:27,652 INFO L284 TraceCheckUtils]: 75: Hoare quadruple {5956#true} {6216#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} #93#return; {6216#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} is VALID [2022-04-08 12:23:27,652 INFO L290 TraceCheckUtils]: 74: Hoare triple {5956#true} assume true; {5956#true} is VALID [2022-04-08 12:23:27,653 INFO L290 TraceCheckUtils]: 73: Hoare triple {5956#true} assume !(0 == ~cond); {5956#true} is VALID [2022-04-08 12:23:27,653 INFO L290 TraceCheckUtils]: 72: Hoare triple {5956#true} ~cond := #in~cond; {5956#true} is VALID [2022-04-08 12:23:27,653 INFO L272 TraceCheckUtils]: 71: Hoare triple {6216#(= 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)); {5956#true} is VALID [2022-04-08 12:23:27,653 INFO L284 TraceCheckUtils]: 70: Hoare quadruple {5956#true} {6216#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} #91#return; {6216#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} is VALID [2022-04-08 12:23:27,653 INFO L290 TraceCheckUtils]: 69: Hoare triple {5956#true} assume true; {5956#true} is VALID [2022-04-08 12:23:27,653 INFO L290 TraceCheckUtils]: 68: Hoare triple {5956#true} assume !(0 == ~cond); {5956#true} is VALID [2022-04-08 12:23:27,653 INFO L290 TraceCheckUtils]: 67: Hoare triple {5956#true} ~cond := #in~cond; {5956#true} is VALID [2022-04-08 12:23:27,654 INFO L272 TraceCheckUtils]: 66: Hoare triple {6216#(= 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)); {5956#true} is VALID [2022-04-08 12:23:27,654 INFO L290 TraceCheckUtils]: 65: Hoare triple {6216#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} assume !false; {6216#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} is VALID [2022-04-08 12:23:27,654 INFO L290 TraceCheckUtils]: 64: Hoare triple {6253#(or (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (= main_~b~0 0))} assume !!(0 != ~b~0);~c~0 := ~a~0;~k~0 := 0; {6216#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} is VALID [2022-04-08 12:23:27,655 INFO L290 TraceCheckUtils]: 63: Hoare triple {6253#(or (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (= main_~b~0 0))} assume !false; {6253#(or (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (= main_~b~0 0))} is VALID [2022-04-08 12:23:28,458 INFO L290 TraceCheckUtils]: 62: Hoare triple {6260#(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_~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; {6253#(or (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (= main_~b~0 0))} is VALID [2022-04-08 12:23:28,458 INFO L290 TraceCheckUtils]: 61: Hoare triple {6264#(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) (= main_~c~0 0))} assume !(~c~0 >= ~b~0); {6260#(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_~c~0 0))} is VALID [2022-04-08 12:23:28,459 INFO L284 TraceCheckUtils]: 60: Hoare quadruple {5956#true} {6264#(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) (= main_~c~0 0))} #97#return; {6264#(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) (= main_~c~0 0))} is VALID [2022-04-08 12:23:28,459 INFO L290 TraceCheckUtils]: 59: Hoare triple {5956#true} assume true; {5956#true} is VALID [2022-04-08 12:23:28,459 INFO L290 TraceCheckUtils]: 58: Hoare triple {5956#true} assume !(0 == ~cond); {5956#true} is VALID [2022-04-08 12:23:28,459 INFO L290 TraceCheckUtils]: 57: Hoare triple {5956#true} ~cond := #in~cond; {5956#true} is VALID [2022-04-08 12:23:28,459 INFO L272 TraceCheckUtils]: 56: Hoare triple {6264#(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) (= 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 [2022-04-08 12:23:28,460 INFO L284 TraceCheckUtils]: 55: Hoare quadruple {5956#true} {6264#(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) (= main_~c~0 0))} #95#return; {6264#(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) (= main_~c~0 0))} is VALID [2022-04-08 12:23:28,460 INFO L290 TraceCheckUtils]: 54: Hoare triple {5956#true} assume true; {5956#true} is VALID [2022-04-08 12:23:28,460 INFO L290 TraceCheckUtils]: 53: Hoare triple {5956#true} assume !(0 == ~cond); {5956#true} is VALID [2022-04-08 12:23:28,460 INFO L290 TraceCheckUtils]: 52: Hoare triple {5956#true} ~cond := #in~cond; {5956#true} is VALID [2022-04-08 12:23:28,460 INFO L272 TraceCheckUtils]: 51: Hoare triple {6264#(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) (= 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 [2022-04-08 12:23:28,461 INFO L284 TraceCheckUtils]: 50: Hoare quadruple {5956#true} {6264#(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) (= main_~c~0 0))} #93#return; {6264#(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) (= main_~c~0 0))} is VALID [2022-04-08 12:23:28,461 INFO L290 TraceCheckUtils]: 49: Hoare triple {5956#true} assume true; {5956#true} is VALID [2022-04-08 12:23:28,461 INFO L290 TraceCheckUtils]: 48: Hoare triple {5956#true} assume !(0 == ~cond); {5956#true} is VALID [2022-04-08 12:23:28,461 INFO L290 TraceCheckUtils]: 47: Hoare triple {5956#true} ~cond := #in~cond; {5956#true} is VALID [2022-04-08 12:23:28,461 INFO L272 TraceCheckUtils]: 46: Hoare triple {6264#(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) (= 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 [2022-04-08 12:23:28,462 INFO L284 TraceCheckUtils]: 45: Hoare quadruple {5956#true} {6264#(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) (= main_~c~0 0))} #91#return; {6264#(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) (= main_~c~0 0))} is VALID [2022-04-08 12:23:28,462 INFO L290 TraceCheckUtils]: 44: Hoare triple {5956#true} assume true; {5956#true} is VALID [2022-04-08 12:23:28,462 INFO L290 TraceCheckUtils]: 43: Hoare triple {5956#true} assume !(0 == ~cond); {5956#true} is VALID [2022-04-08 12:23:28,462 INFO L290 TraceCheckUtils]: 42: Hoare triple {5956#true} ~cond := #in~cond; {5956#true} is VALID [2022-04-08 12:23:28,462 INFO L272 TraceCheckUtils]: 41: Hoare triple {6264#(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) (= main_~c~0 0))} call __VERIFIER_assert((if ~a~0 == ~k~0 * ~b~0 + ~c~0 then 1 else 0)); {5956#true} is VALID [2022-04-08 12:23:28,463 INFO L290 TraceCheckUtils]: 40: Hoare triple {6264#(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) (= main_~c~0 0))} assume !false; {6264#(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) (= main_~c~0 0))} is VALID [2022-04-08 12:23:28,463 INFO L290 TraceCheckUtils]: 39: Hoare triple {6331#(or (= main_~a~0 0) (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (<= main_~b~0 main_~a~0))} assume !!(0 != ~b~0);~c~0 := ~a~0;~k~0 := 0; {6264#(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) (= main_~c~0 0))} is VALID [2022-04-08 12:23:28,463 INFO L290 TraceCheckUtils]: 38: Hoare triple {6331#(or (= main_~a~0 0) (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (<= main_~b~0 main_~a~0))} assume !false; {6331#(or (= main_~a~0 0) (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (<= main_~b~0 main_~a~0))} is VALID [2022-04-08 12:23:28,464 INFO L284 TraceCheckUtils]: 37: Hoare quadruple {5956#true} {6331#(or (= main_~a~0 0) (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (<= main_~b~0 main_~a~0))} #89#return; {6331#(or (= main_~a~0 0) (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (<= main_~b~0 main_~a~0))} is VALID [2022-04-08 12:23:28,464 INFO L290 TraceCheckUtils]: 36: Hoare triple {5956#true} assume true; {5956#true} is VALID [2022-04-08 12:23:28,464 INFO L290 TraceCheckUtils]: 35: Hoare triple {5956#true} assume !(0 == ~cond); {5956#true} is VALID [2022-04-08 12:23:28,464 INFO L290 TraceCheckUtils]: 34: Hoare triple {5956#true} ~cond := #in~cond; {5956#true} is VALID [2022-04-08 12:23:28,464 INFO L272 TraceCheckUtils]: 33: Hoare triple {6331#(or (= main_~a~0 0) (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (<= main_~b~0 main_~a~0))} call assume_abort_if_not((if ~yy~0 < 2147483647 then 1 else 0)); {5956#true} is VALID [2022-04-08 12:23:28,465 INFO L284 TraceCheckUtils]: 32: Hoare quadruple {5956#true} {6331#(or (= main_~a~0 0) (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (<= main_~b~0 main_~a~0))} #87#return; {6331#(or (= main_~a~0 0) (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (<= main_~b~0 main_~a~0))} is VALID [2022-04-08 12:23:28,465 INFO L290 TraceCheckUtils]: 31: Hoare triple {5956#true} assume true; {5956#true} is VALID [2022-04-08 12:23:28,465 INFO L290 TraceCheckUtils]: 30: Hoare triple {5956#true} assume !(0 == ~cond); {5956#true} is VALID [2022-04-08 12:23:28,465 INFO L290 TraceCheckUtils]: 29: Hoare triple {5956#true} ~cond := #in~cond; {5956#true} is VALID [2022-04-08 12:23:28,465 INFO L272 TraceCheckUtils]: 28: Hoare triple {6331#(or (= main_~a~0 0) (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (<= main_~b~0 main_~a~0))} call assume_abort_if_not((if ~xy~0 < 2147483647 then 1 else 0)); {5956#true} is VALID [2022-04-08 12:23:28,466 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; {6331#(or (= main_~a~0 0) (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (<= main_~b~0 main_~a~0))} is VALID [2022-04-08 12:23:28,466 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {5956#true} {5956#true} #85#return; {5956#true} is VALID [2022-04-08 12:23:28,466 INFO L290 TraceCheckUtils]: 25: Hoare triple {5956#true} assume true; {5956#true} is VALID [2022-04-08 12:23:28,466 INFO L290 TraceCheckUtils]: 24: Hoare triple {5956#true} assume !(0 == ~cond); {5956#true} is VALID [2022-04-08 12:23:28,466 INFO L290 TraceCheckUtils]: 23: Hoare triple {5956#true} ~cond := #in~cond; {5956#true} is VALID [2022-04-08 12:23:28,466 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 [2022-04-08 12:23:28,466 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {5956#true} {5956#true} #83#return; {5956#true} is VALID [2022-04-08 12:23:28,466 INFO L290 TraceCheckUtils]: 20: Hoare triple {5956#true} assume true; {5956#true} is VALID [2022-04-08 12:23:28,466 INFO L290 TraceCheckUtils]: 19: Hoare triple {5956#true} assume !(0 == ~cond); {5956#true} is VALID [2022-04-08 12:23:28,466 INFO L290 TraceCheckUtils]: 18: Hoare triple {5956#true} ~cond := #in~cond; {5956#true} is VALID [2022-04-08 12:23:28,466 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 [2022-04-08 12:23:28,466 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {5956#true} {5956#true} #81#return; {5956#true} is VALID [2022-04-08 12:23:28,466 INFO L290 TraceCheckUtils]: 15: Hoare triple {5956#true} assume true; {5956#true} is VALID [2022-04-08 12:23:28,467 INFO L290 TraceCheckUtils]: 14: Hoare triple {5956#true} assume !(0 == ~cond); {5956#true} is VALID [2022-04-08 12:23:28,467 INFO L290 TraceCheckUtils]: 13: Hoare triple {5956#true} ~cond := #in~cond; {5956#true} is VALID [2022-04-08 12:23:28,467 INFO L272 TraceCheckUtils]: 12: Hoare triple {5956#true} call assume_abort_if_not((if ~y~0 >= 0 && ~y~0 <= 50 then 1 else 0)); {5956#true} is VALID [2022-04-08 12:23:28,467 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 [2022-04-08 12:23:28,467 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {5956#true} {5956#true} #79#return; {5956#true} is VALID [2022-04-08 12:23:28,467 INFO L290 TraceCheckUtils]: 9: Hoare triple {5956#true} assume true; {5956#true} is VALID [2022-04-08 12:23:28,467 INFO L290 TraceCheckUtils]: 8: Hoare triple {5956#true} assume !(0 == ~cond); {5956#true} is VALID [2022-04-08 12:23:28,467 INFO L290 TraceCheckUtils]: 7: Hoare triple {5956#true} ~cond := #in~cond; {5956#true} is VALID [2022-04-08 12:23:28,467 INFO L272 TraceCheckUtils]: 6: Hoare triple {5956#true} call assume_abort_if_not((if ~x~0 >= 0 && ~x~0 <= 50 then 1 else 0)); {5956#true} is VALID [2022-04-08 12:23:28,467 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 [2022-04-08 12:23:28,467 INFO L272 TraceCheckUtils]: 4: Hoare triple {5956#true} call #t~ret6 := main(); {5956#true} is VALID [2022-04-08 12:23:28,468 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {5956#true} {5956#true} #103#return; {5956#true} is VALID [2022-04-08 12:23:28,468 INFO L290 TraceCheckUtils]: 2: Hoare triple {5956#true} assume true; {5956#true} is VALID [2022-04-08 12:23:28,468 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 [2022-04-08 12:23:28,468 INFO L272 TraceCheckUtils]: 0: Hoare triple {5956#true} call ULTIMATE.init(); {5956#true} is VALID [2022-04-08 12:23:28,468 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2022-04-08 12:23:28,468 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-08 12:23:28,468 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [845979728] [2022-04-08 12:23:28,468 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-04-08 12:23:28,468 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1004222929] [2022-04-08 12:23:28,468 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1004222929] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-08 12:23:28,469 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-04-08 12:23:28,469 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 9] total 16 [2022-04-08 12:23:28,469 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-08 12:23:28,469 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [1247403595] [2022-04-08 12:23:28,469 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [1247403595] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 12:23:28,469 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 12:23:28,469 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-04-08 12:23:28,469 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1142373178] [2022-04-08 12:23:28,469 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-08 12:23:28,470 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 2.272727272727273) internal successors, (25), 9 states have internal predecessors, (25), 5 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (13), 5 states have call predecessors, (13), 5 states have call successors, (13) Word has length 80 [2022-04-08 12:23:28,470 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-08 12:23:28,470 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 11 states, 11 states have (on average 2.272727272727273) internal successors, (25), 9 states have internal predecessors, (25), 5 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (13), 5 states have call predecessors, (13), 5 states have call successors, (13) [2022-04-08 12:23:28,509 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 53 edges. 53 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 12:23:28,509 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-04-08 12:23:28,509 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-08 12:23:28,510 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-04-08 12:23:28,510 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=198, Unknown=0, NotChecked=0, Total=240 [2022-04-08 12:23:28,510 INFO L87 Difference]: Start difference. First operand 118 states and 166 transitions. Second operand has 11 states, 11 states have (on average 2.272727272727273) internal successors, (25), 9 states have internal predecessors, (25), 5 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (13), 5 states have call predecessors, (13), 5 states have call successors, (13) [2022-04-08 12:23:29,518 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 12:23:29,518 INFO L93 Difference]: Finished difference Result 130 states and 176 transitions. [2022-04-08 12:23:29,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-04-08 12:23:29,519 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 2.272727272727273) internal successors, (25), 9 states have internal predecessors, (25), 5 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (13), 5 states have call predecessors, (13), 5 states have call successors, (13) Word has length 80 [2022-04-08 12:23:29,519 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-08 12:23:29,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11 states, 11 states have (on average 2.272727272727273) internal successors, (25), 9 states have internal predecessors, (25), 5 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (13), 5 states have call predecessors, (13), 5 states have call successors, (13) [2022-04-08 12:23:29,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 91 transitions. [2022-04-08 12:23:29,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11 states, 11 states have (on average 2.272727272727273) internal successors, (25), 9 states have internal predecessors, (25), 5 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (13), 5 states have call predecessors, (13), 5 states have call successors, (13) [2022-04-08 12:23:29,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 91 transitions. [2022-04-08 12:23:29,521 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 11 states and 91 transitions. [2022-04-08 12:23:29,600 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 91 edges. 91 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 12:23:29,602 INFO L225 Difference]: With dead ends: 130 [2022-04-08 12:23:29,602 INFO L226 Difference]: Without dead ends: 128 [2022-04-08 12:23:29,602 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 163 GetRequests, 144 SyntacticMatches, 1 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 53 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=68, Invalid=312, Unknown=0, NotChecked=0, Total=380 [2022-04-08 12:23:29,603 INFO L913 BasicCegarLoop]: 46 mSDtfsCounter, 36 mSDsluCounter, 156 mSDsCounter, 0 mSdLazyCounter, 274 mSolverCounterSat, 26 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 47 SdHoareTripleChecker+Valid, 202 SdHoareTripleChecker+Invalid, 300 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 26 IncrementalHoareTripleChecker+Valid, 274 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-04-08 12:23:29,603 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [47 Valid, 202 Invalid, 300 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [26 Valid, 274 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-04-08 12:23:29,603 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 128 states. [2022-04-08 12:23:29,782 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 128 to 126. [2022-04-08 12:23:29,783 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-08 12:23:29,784 INFO L82 GeneralOperation]: Start isEquivalent. First operand 128 states. Second operand has 126 states, 68 states have (on average 1.1911764705882353) internal successors, (81), 70 states have internal predecessors, (81), 47 states have call successors, (47), 11 states have call predecessors, (47), 10 states have return successors, (44), 44 states have call predecessors, (44), 44 states have call successors, (44) [2022-04-08 12:23:29,784 INFO L74 IsIncluded]: Start isIncluded. First operand 128 states. Second operand has 126 states, 68 states have (on average 1.1911764705882353) internal successors, (81), 70 states have internal predecessors, (81), 47 states have call successors, (47), 11 states have call predecessors, (47), 10 states have return successors, (44), 44 states have call predecessors, (44), 44 states have call successors, (44) [2022-04-08 12:23:29,784 INFO L87 Difference]: Start difference. First operand 128 states. Second operand has 126 states, 68 states have (on average 1.1911764705882353) internal successors, (81), 70 states have internal predecessors, (81), 47 states have call successors, (47), 11 states have call predecessors, (47), 10 states have return successors, (44), 44 states have call predecessors, (44), 44 states have call successors, (44) [2022-04-08 12:23:29,788 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 12:23:29,788 INFO L93 Difference]: Finished difference Result 128 states and 174 transitions. [2022-04-08 12:23:29,788 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 174 transitions. [2022-04-08 12:23:29,788 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 12:23:29,788 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 12:23:29,789 INFO L74 IsIncluded]: Start isIncluded. First operand has 126 states, 68 states have (on average 1.1911764705882353) internal successors, (81), 70 states have internal predecessors, (81), 47 states have call successors, (47), 11 states have call predecessors, (47), 10 states have return successors, (44), 44 states have call predecessors, (44), 44 states have call successors, (44) Second operand 128 states. [2022-04-08 12:23:29,789 INFO L87 Difference]: Start difference. First operand has 126 states, 68 states have (on average 1.1911764705882353) internal successors, (81), 70 states have internal predecessors, (81), 47 states have call successors, (47), 11 states have call predecessors, (47), 10 states have return successors, (44), 44 states have call predecessors, (44), 44 states have call successors, (44) Second operand 128 states. [2022-04-08 12:23:29,793 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 12:23:29,793 INFO L93 Difference]: Finished difference Result 128 states and 174 transitions. [2022-04-08 12:23:29,794 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 174 transitions. [2022-04-08 12:23:29,794 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 12:23:29,794 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 12:23:29,794 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-08 12:23:29,794 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-08 12:23:29,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 126 states, 68 states have (on average 1.1911764705882353) internal successors, (81), 70 states have internal predecessors, (81), 47 states have call successors, (47), 11 states have call predecessors, (47), 10 states have return successors, (44), 44 states have call predecessors, (44), 44 states have call successors, (44) [2022-04-08 12:23:29,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 126 states and 172 transitions. [2022-04-08 12:23:29,798 INFO L78 Accepts]: Start accepts. Automaton has 126 states and 172 transitions. Word has length 80 [2022-04-08 12:23:29,798 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-08 12:23:29,798 INFO L478 AbstractCegarLoop]: Abstraction has 126 states and 172 transitions. [2022-04-08 12:23:29,798 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 2.272727272727273) internal successors, (25), 9 states have internal predecessors, (25), 5 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (13), 5 states have call predecessors, (13), 5 states have call successors, (13) [2022-04-08 12:23:29,798 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 126 states and 172 transitions. [2022-04-08 12:23:30,034 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 172 edges. 172 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 12:23:30,034 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 172 transitions. [2022-04-08 12:23:30,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2022-04-08 12:23:30,035 INFO L491 BasicCegarLoop]: Found error trace [2022-04-08 12:23:30,035 INFO L499 BasicCegarLoop]: 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] [2022-04-08 12:23:30,051 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2022-04-08 12:23:30,236 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2022-04-08 12:23:30,236 INFO L403 AbstractCegarLoop]: === Iteration 11 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-08 12:23:30,237 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-08 12:23:30,237 INFO L85 PathProgramCache]: Analyzing trace with hash 901388446, now seen corresponding path program 5 times [2022-04-08 12:23:30,237 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-08 12:23:30,237 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [1061528117] [2022-04-08 12:23:30,238 INFO L202 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-04-08 12:23:30,238 INFO L85 PathProgramCache]: Analyzing trace with hash 901388446, now seen corresponding path program 6 times [2022-04-08 12:23:30,238 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-08 12:23:30,238 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1280835456] [2022-04-08 12:23:30,238 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-08 12:23:30,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-08 12:23:30,254 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-04-08 12:23:30,254 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1683046604] [2022-04-08 12:23:30,254 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2022-04-08 12:23:30,254 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-08 12:23:30,254 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-08 12:23:30,258 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-04-08 12:23:30,259 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2022-04-08 12:23:30,307 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 5 check-sat command(s) [2022-04-08 12:23:30,307 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-08 12:23:30,308 INFO L263 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 45 conjunts are in the unsatisfiable core [2022-04-08 12:23:30,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 12:23:30,325 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-08 12:23:31,147 INFO L272 TraceCheckUtils]: 0: Hoare triple {7227#true} call ULTIMATE.init(); {7227#true} is VALID [2022-04-08 12:23:31,148 INFO L290 TraceCheckUtils]: 1: Hoare triple {7227#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); {7227#true} is VALID [2022-04-08 12:23:31,148 INFO L290 TraceCheckUtils]: 2: Hoare triple {7227#true} assume true; {7227#true} is VALID [2022-04-08 12:23:31,148 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {7227#true} {7227#true} #103#return; {7227#true} is VALID [2022-04-08 12:23:31,148 INFO L272 TraceCheckUtils]: 4: Hoare triple {7227#true} call #t~ret6 := main(); {7227#true} is VALID [2022-04-08 12:23:31,148 INFO L290 TraceCheckUtils]: 5: Hoare triple {7227#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; {7227#true} is VALID [2022-04-08 12:23:31,148 INFO L272 TraceCheckUtils]: 6: Hoare triple {7227#true} call assume_abort_if_not((if ~x~0 >= 0 && ~x~0 <= 50 then 1 else 0)); {7227#true} is VALID [2022-04-08 12:23:31,148 INFO L290 TraceCheckUtils]: 7: Hoare triple {7227#true} ~cond := #in~cond; {7227#true} is VALID [2022-04-08 12:23:31,148 INFO L290 TraceCheckUtils]: 8: Hoare triple {7227#true} assume !(0 == ~cond); {7227#true} is VALID [2022-04-08 12:23:31,148 INFO L290 TraceCheckUtils]: 9: Hoare triple {7227#true} assume true; {7227#true} is VALID [2022-04-08 12:23:31,148 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {7227#true} {7227#true} #79#return; {7227#true} is VALID [2022-04-08 12:23:31,148 INFO L290 TraceCheckUtils]: 11: Hoare triple {7227#true} assume -2147483648 <= #t~nondet5 && #t~nondet5 <= 2147483647;~y~0 := #t~nondet5;havoc #t~nondet5; {7227#true} is VALID [2022-04-08 12:23:31,149 INFO L272 TraceCheckUtils]: 12: Hoare triple {7227#true} call assume_abort_if_not((if ~y~0 >= 0 && ~y~0 <= 50 then 1 else 0)); {7227#true} is VALID [2022-04-08 12:23:31,149 INFO L290 TraceCheckUtils]: 13: Hoare triple {7227#true} ~cond := #in~cond; {7227#true} is VALID [2022-04-08 12:23:31,149 INFO L290 TraceCheckUtils]: 14: Hoare triple {7227#true} assume !(0 == ~cond); {7227#true} is VALID [2022-04-08 12:23:31,149 INFO L290 TraceCheckUtils]: 15: Hoare triple {7227#true} assume true; {7227#true} is VALID [2022-04-08 12:23:31,149 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {7227#true} {7227#true} #81#return; {7227#true} is VALID [2022-04-08 12:23:31,149 INFO L272 TraceCheckUtils]: 17: Hoare triple {7227#true} call assume_abort_if_not((if ~x~0 >= 1 then 1 else 0)); {7227#true} is VALID [2022-04-08 12:23:31,149 INFO L290 TraceCheckUtils]: 18: Hoare triple {7227#true} ~cond := #in~cond; {7227#true} is VALID [2022-04-08 12:23:31,149 INFO L290 TraceCheckUtils]: 19: Hoare triple {7227#true} assume !(0 == ~cond); {7227#true} is VALID [2022-04-08 12:23:31,149 INFO L290 TraceCheckUtils]: 20: Hoare triple {7227#true} assume true; {7227#true} is VALID [2022-04-08 12:23:31,149 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {7227#true} {7227#true} #83#return; {7227#true} is VALID [2022-04-08 12:23:31,149 INFO L272 TraceCheckUtils]: 22: Hoare triple {7227#true} call assume_abort_if_not((if ~y~0 >= 1 then 1 else 0)); {7227#true} is VALID [2022-04-08 12:23:31,149 INFO L290 TraceCheckUtils]: 23: Hoare triple {7227#true} ~cond := #in~cond; {7227#true} is VALID [2022-04-08 12:23:31,149 INFO L290 TraceCheckUtils]: 24: Hoare triple {7227#true} assume !(0 == ~cond); {7227#true} is VALID [2022-04-08 12:23:31,149 INFO L290 TraceCheckUtils]: 25: Hoare triple {7227#true} assume true; {7227#true} is VALID [2022-04-08 12:23:31,150 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {7227#true} {7227#true} #85#return; {7227#true} is VALID [2022-04-08 12:23:31,150 INFO L290 TraceCheckUtils]: 27: Hoare triple {7227#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; {7313#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~a~0 main_~x~0))} is VALID [2022-04-08 12:23:31,150 INFO L272 TraceCheckUtils]: 28: Hoare triple {7313#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= 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)); {7227#true} is VALID [2022-04-08 12:23:31,150 INFO L290 TraceCheckUtils]: 29: Hoare triple {7227#true} ~cond := #in~cond; {7227#true} is VALID [2022-04-08 12:23:31,150 INFO L290 TraceCheckUtils]: 30: Hoare triple {7227#true} assume !(0 == ~cond); {7227#true} is VALID [2022-04-08 12:23:31,150 INFO L290 TraceCheckUtils]: 31: Hoare triple {7227#true} assume true; {7227#true} is VALID [2022-04-08 12:23:31,151 INFO L284 TraceCheckUtils]: 32: Hoare quadruple {7227#true} {7313#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~a~0 main_~x~0))} #87#return; {7313#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~a~0 main_~x~0))} is VALID [2022-04-08 12:23:31,151 INFO L272 TraceCheckUtils]: 33: Hoare triple {7313#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= 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)); {7227#true} is VALID [2022-04-08 12:23:31,151 INFO L290 TraceCheckUtils]: 34: Hoare triple {7227#true} ~cond := #in~cond; {7227#true} is VALID [2022-04-08 12:23:31,151 INFO L290 TraceCheckUtils]: 35: Hoare triple {7227#true} assume !(0 == ~cond); {7227#true} is VALID [2022-04-08 12:23:31,151 INFO L290 TraceCheckUtils]: 36: Hoare triple {7227#true} assume true; {7227#true} is VALID [2022-04-08 12:23:31,152 INFO L284 TraceCheckUtils]: 37: Hoare quadruple {7227#true} {7313#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~a~0 main_~x~0))} #89#return; {7313#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~a~0 main_~x~0))} is VALID [2022-04-08 12:23:31,152 INFO L290 TraceCheckUtils]: 38: Hoare triple {7313#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~a~0 main_~x~0))} assume !false; {7313#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~a~0 main_~x~0))} is VALID [2022-04-08 12:23:31,153 INFO L290 TraceCheckUtils]: 39: Hoare triple {7313#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= 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; {7350#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~a~0 main_~x~0))} is VALID [2022-04-08 12:23:31,153 INFO L290 TraceCheckUtils]: 40: Hoare triple {7350#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~a~0 main_~x~0))} assume !false; {7350#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~a~0 main_~x~0))} is VALID [2022-04-08 12:23:31,153 INFO L272 TraceCheckUtils]: 41: Hoare triple {7350#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~a~0 main_~x~0))} call __VERIFIER_assert((if ~a~0 == ~k~0 * ~b~0 + ~c~0 then 1 else 0)); {7227#true} is VALID [2022-04-08 12:23:31,153 INFO L290 TraceCheckUtils]: 42: Hoare triple {7227#true} ~cond := #in~cond; {7227#true} is VALID [2022-04-08 12:23:31,153 INFO L290 TraceCheckUtils]: 43: Hoare triple {7227#true} assume !(0 == ~cond); {7227#true} is VALID [2022-04-08 12:23:31,153 INFO L290 TraceCheckUtils]: 44: Hoare triple {7227#true} assume true; {7227#true} is VALID [2022-04-08 12:23:31,154 INFO L284 TraceCheckUtils]: 45: Hoare quadruple {7227#true} {7350#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~a~0 main_~x~0))} #91#return; {7350#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~a~0 main_~x~0))} is VALID [2022-04-08 12:23:31,154 INFO L272 TraceCheckUtils]: 46: Hoare triple {7350#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~a~0 main_~x~0))} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {7227#true} is VALID [2022-04-08 12:23:31,154 INFO L290 TraceCheckUtils]: 47: Hoare triple {7227#true} ~cond := #in~cond; {7375#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} is VALID [2022-04-08 12:23:31,155 INFO L290 TraceCheckUtils]: 48: Hoare triple {7375#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} assume !(0 == ~cond); {7379#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 12:23:31,155 INFO L290 TraceCheckUtils]: 49: Hoare triple {7379#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {7379#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 12:23:31,156 INFO L284 TraceCheckUtils]: 50: Hoare quadruple {7379#(not (= |__VERIFIER_assert_#in~cond| 0))} {7350#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~a~0 main_~x~0))} #93#return; {7386#(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_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~c~0 main_~x~0))} is VALID [2022-04-08 12:23:31,156 INFO L272 TraceCheckUtils]: 51: Hoare triple {7386#(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_~y~0 main_~r~0) (* main_~p~0 main_~x~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)); {7227#true} is VALID [2022-04-08 12:23:31,156 INFO L290 TraceCheckUtils]: 52: Hoare triple {7227#true} ~cond := #in~cond; {7227#true} is VALID [2022-04-08 12:23:31,156 INFO L290 TraceCheckUtils]: 53: Hoare triple {7227#true} assume !(0 == ~cond); {7227#true} is VALID [2022-04-08 12:23:31,156 INFO L290 TraceCheckUtils]: 54: Hoare triple {7227#true} assume true; {7227#true} is VALID [2022-04-08 12:23:31,157 INFO L284 TraceCheckUtils]: 55: Hoare quadruple {7227#true} {7386#(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_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~c~0 main_~x~0))} #95#return; {7386#(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_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~c~0 main_~x~0))} is VALID [2022-04-08 12:23:31,157 INFO L272 TraceCheckUtils]: 56: Hoare triple {7386#(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_~y~0 main_~r~0) (* main_~p~0 main_~x~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)); {7227#true} is VALID [2022-04-08 12:23:31,157 INFO L290 TraceCheckUtils]: 57: Hoare triple {7227#true} ~cond := #in~cond; {7227#true} is VALID [2022-04-08 12:23:31,158 INFO L290 TraceCheckUtils]: 58: Hoare triple {7227#true} assume !(0 == ~cond); {7227#true} is VALID [2022-04-08 12:23:31,158 INFO L290 TraceCheckUtils]: 59: Hoare triple {7227#true} assume true; {7227#true} is VALID [2022-04-08 12:23:31,159 INFO L284 TraceCheckUtils]: 60: Hoare quadruple {7227#true} {7386#(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_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~c~0 main_~x~0))} #97#return; {7386#(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_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~c~0 main_~x~0))} is VALID [2022-04-08 12:23:31,160 INFO L290 TraceCheckUtils]: 61: Hoare triple {7386#(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_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~c~0 main_~x~0))} assume !(~c~0 >= ~b~0); {7386#(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_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~c~0 main_~x~0))} is VALID [2022-04-08 12:23:31,162 INFO L290 TraceCheckUtils]: 62: Hoare triple {7386#(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_~y~0 main_~r~0) (* main_~p~0 main_~x~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; {7423#(and (= main_~x~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (= main_~s~0 0) (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (= main_~a~0 main_~y~0) (= main_~xy~0 (* main_~y~0 main_~x~0)))} is VALID [2022-04-08 12:23:31,163 INFO L290 TraceCheckUtils]: 63: Hoare triple {7423#(and (= main_~x~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (= main_~s~0 0) (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (= main_~a~0 main_~y~0) (= main_~xy~0 (* main_~y~0 main_~x~0)))} assume !false; {7423#(and (= main_~x~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (= main_~s~0 0) (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (= main_~a~0 main_~y~0) (= main_~xy~0 (* main_~y~0 main_~x~0)))} is VALID [2022-04-08 12:23:31,164 INFO L290 TraceCheckUtils]: 64: Hoare triple {7423#(and (= main_~x~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (= main_~s~0 0) (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (= main_~a~0 main_~y~0) (= main_~xy~0 (* main_~y~0 main_~x~0)))} assume !!(0 != ~b~0);~c~0 := ~a~0;~k~0 := 0; {7430#(and (= main_~x~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (= main_~s~0 0) (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (= main_~xy~0 (* main_~y~0 main_~x~0)))} is VALID [2022-04-08 12:23:31,164 INFO L290 TraceCheckUtils]: 65: Hoare triple {7430#(and (= main_~x~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (= main_~s~0 0) (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (= main_~xy~0 (* main_~y~0 main_~x~0)))} assume !false; {7430#(and (= main_~x~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (= main_~s~0 0) (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (= main_~xy~0 (* main_~y~0 main_~x~0)))} is VALID [2022-04-08 12:23:31,166 INFO L272 TraceCheckUtils]: 66: Hoare triple {7430#(and (= main_~x~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (= main_~s~0 0) (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~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)); {7227#true} is VALID [2022-04-08 12:23:31,166 INFO L290 TraceCheckUtils]: 67: Hoare triple {7227#true} ~cond := #in~cond; {7227#true} is VALID [2022-04-08 12:23:31,166 INFO L290 TraceCheckUtils]: 68: Hoare triple {7227#true} assume !(0 == ~cond); {7227#true} is VALID [2022-04-08 12:23:31,166 INFO L290 TraceCheckUtils]: 69: Hoare triple {7227#true} assume true; {7227#true} is VALID [2022-04-08 12:23:31,167 INFO L284 TraceCheckUtils]: 70: Hoare quadruple {7227#true} {7430#(and (= main_~x~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (= main_~s~0 0) (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (= main_~xy~0 (* main_~y~0 main_~x~0)))} #91#return; {7430#(and (= main_~x~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (= main_~s~0 0) (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (= main_~xy~0 (* main_~y~0 main_~x~0)))} is VALID [2022-04-08 12:23:31,167 INFO L272 TraceCheckUtils]: 71: Hoare triple {7430#(and (= main_~x~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (= main_~s~0 0) (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~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)); {7227#true} is VALID [2022-04-08 12:23:31,167 INFO L290 TraceCheckUtils]: 72: Hoare triple {7227#true} ~cond := #in~cond; {7227#true} is VALID [2022-04-08 12:23:31,167 INFO L290 TraceCheckUtils]: 73: Hoare triple {7227#true} assume !(0 == ~cond); {7227#true} is VALID [2022-04-08 12:23:31,167 INFO L290 TraceCheckUtils]: 74: Hoare triple {7227#true} assume true; {7227#true} is VALID [2022-04-08 12:23:31,168 INFO L284 TraceCheckUtils]: 75: Hoare quadruple {7227#true} {7430#(and (= main_~x~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (= main_~s~0 0) (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (= main_~xy~0 (* main_~y~0 main_~x~0)))} #93#return; {7430#(and (= main_~x~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (= main_~s~0 0) (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (= main_~xy~0 (* main_~y~0 main_~x~0)))} is VALID [2022-04-08 12:23:31,169 INFO L272 TraceCheckUtils]: 76: Hoare triple {7430#(and (= main_~x~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (= main_~s~0 0) (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~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)); {7227#true} is VALID [2022-04-08 12:23:31,169 INFO L290 TraceCheckUtils]: 77: Hoare triple {7227#true} ~cond := #in~cond; {7375#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} is VALID [2022-04-08 12:23:31,169 INFO L290 TraceCheckUtils]: 78: Hoare triple {7375#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} assume !(0 == ~cond); {7379#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 12:23:31,169 INFO L290 TraceCheckUtils]: 79: Hoare triple {7379#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {7379#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 12:23:31,170 INFO L284 TraceCheckUtils]: 80: Hoare quadruple {7379#(not (= |__VERIFIER_assert_#in~cond| 0))} {7430#(and (= main_~x~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (= main_~s~0 0) (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (= main_~xy~0 (* main_~y~0 main_~x~0)))} #95#return; {7430#(and (= main_~x~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (= main_~s~0 0) (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (= main_~xy~0 (* main_~y~0 main_~x~0)))} is VALID [2022-04-08 12:23:31,173 INFO L272 TraceCheckUtils]: 81: Hoare triple {7430#(and (= main_~x~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (= main_~s~0 0) (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~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)); {7482#(<= 1 |__VERIFIER_assert_#in~cond|)} is VALID [2022-04-08 12:23:31,173 INFO L290 TraceCheckUtils]: 82: Hoare triple {7482#(<= 1 |__VERIFIER_assert_#in~cond|)} ~cond := #in~cond; {7486#(<= 1 __VERIFIER_assert_~cond)} is VALID [2022-04-08 12:23:31,173 INFO L290 TraceCheckUtils]: 83: Hoare triple {7486#(<= 1 __VERIFIER_assert_~cond)} assume 0 == ~cond; {7228#false} is VALID [2022-04-08 12:23:31,173 INFO L290 TraceCheckUtils]: 84: Hoare triple {7228#false} assume !false; {7228#false} is VALID [2022-04-08 12:23:31,174 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 30 proven. 21 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2022-04-08 12:23:31,174 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-08 12:24:11,685 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-08 12:24:11,685 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1280835456] [2022-04-08 12:24:11,685 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-04-08 12:24:11,685 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1683046604] [2022-04-08 12:24:11,685 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1683046604] provided 0 perfect and 1 imperfect interpolant sequences [2022-04-08 12:24:11,685 INFO L184 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-04-08 12:24:11,686 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2022-04-08 12:24:11,686 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-08 12:24:11,686 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [1061528117] [2022-04-08 12:24:11,686 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [1061528117] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 12:24:11,686 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 12:24:11,686 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-04-08 12:24:11,686 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1191438033] [2022-04-08 12:24:11,686 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-08 12:24:11,686 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 2.272727272727273) internal successors, (25), 10 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), 5 states have call successors, (14) Word has length 85 [2022-04-08 12:24:11,687 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-08 12:24:11,687 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 11 states, 11 states have (on average 2.272727272727273) internal successors, (25), 10 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), 5 states have call successors, (14) [2022-04-08 12:24:11,734 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 55 edges. 55 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 12:24:11,734 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-04-08 12:24:11,734 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-08 12:24:11,735 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-04-08 12:24:11,735 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2022-04-08 12:24:11,735 INFO L87 Difference]: Start difference. First operand 126 states and 172 transitions. Second operand has 11 states, 11 states have (on average 2.272727272727273) internal successors, (25), 10 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), 5 states have call successors, (14) [2022-04-08 12:24:12,993 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 12:24:12,993 INFO L93 Difference]: Finished difference Result 134 states and 179 transitions. [2022-04-08 12:24:12,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-04-08 12:24:12,993 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 2.272727272727273) internal successors, (25), 10 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), 5 states have call successors, (14) Word has length 85 [2022-04-08 12:24:12,994 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-08 12:24:12,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11 states, 11 states have (on average 2.272727272727273) internal successors, (25), 10 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), 5 states have call successors, (14) [2022-04-08 12:24:12,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 91 transitions. [2022-04-08 12:24:12,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11 states, 11 states have (on average 2.272727272727273) internal successors, (25), 10 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), 5 states have call successors, (14) [2022-04-08 12:24:12,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 91 transitions. [2022-04-08 12:24:12,996 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 10 states and 91 transitions. [2022-04-08 12:24:13,100 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 91 edges. 91 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 12:24:13,102 INFO L225 Difference]: With dead ends: 134 [2022-04-08 12:24:13,102 INFO L226 Difference]: Without dead ends: 132 [2022-04-08 12:24:13,102 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 92 GetRequests, 77 SyntacticMatches, 1 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=47, Invalid=193, Unknown=0, NotChecked=0, Total=240 [2022-04-08 12:24:13,102 INFO L913 BasicCegarLoop]: 40 mSDtfsCounter, 24 mSDsluCounter, 159 mSDsCounter, 0 mSdLazyCounter, 312 mSolverCounterSat, 17 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 33 SdHoareTripleChecker+Valid, 199 SdHoareTripleChecker+Invalid, 329 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 312 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-04-08 12:24:13,103 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [33 Valid, 199 Invalid, 329 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [17 Valid, 312 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-04-08 12:24:13,103 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 132 states. [2022-04-08 12:24:13,271 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 132 to 130. [2022-04-08 12:24:13,271 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-08 12:24:13,271 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) [2022-04-08 12:24:13,272 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) [2022-04-08 12:24:13,272 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) [2022-04-08 12:24:13,275 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 12:24:13,275 INFO L93 Difference]: Finished difference Result 132 states and 177 transitions. [2022-04-08 12:24:13,275 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 177 transitions. [2022-04-08 12:24:13,276 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 12:24:13,276 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 12:24:13,276 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. [2022-04-08 12:24:13,276 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. [2022-04-08 12:24:13,279 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 12:24:13,279 INFO L93 Difference]: Finished difference Result 132 states and 177 transitions. [2022-04-08 12:24:13,279 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 177 transitions. [2022-04-08 12:24:13,279 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 12:24:13,279 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 12:24:13,279 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-08 12:24:13,280 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-08 12:24:13,280 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) [2022-04-08 12:24:13,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 130 states and 175 transitions. [2022-04-08 12:24:13,282 INFO L78 Accepts]: Start accepts. Automaton has 130 states and 175 transitions. Word has length 85 [2022-04-08 12:24:13,283 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-08 12:24:13,283 INFO L478 AbstractCegarLoop]: Abstraction has 130 states and 175 transitions. [2022-04-08 12:24:13,283 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 2.272727272727273) internal successors, (25), 10 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), 5 states have call successors, (14) [2022-04-08 12:24:13,283 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 130 states and 175 transitions. [2022-04-08 12:24:13,551 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 175 edges. 175 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 12:24:13,552 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 175 transitions. [2022-04-08 12:24:13,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2022-04-08 12:24:13,552 INFO L491 BasicCegarLoop]: Found error trace [2022-04-08 12:24:13,552 INFO L499 BasicCegarLoop]: 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] [2022-04-08 12:24:13,570 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2022-04-08 12:24:13,771 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2022-04-08 12:24:13,771 INFO L403 AbstractCegarLoop]: === Iteration 12 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-08 12:24:13,771 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-08 12:24:13,771 INFO L85 PathProgramCache]: Analyzing trace with hash -686534738, now seen corresponding path program 1 times [2022-04-08 12:24:13,771 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-08 12:24:13,771 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [562355645] [2022-04-08 12:24:13,772 INFO L202 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-04-08 12:24:13,772 INFO L85 PathProgramCache]: Analyzing trace with hash -686534738, now seen corresponding path program 2 times [2022-04-08 12:24:13,772 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-08 12:24:13,772 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [789476955] [2022-04-08 12:24:13,772 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-08 12:24:13,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-08 12:24:13,786 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-04-08 12:24:13,786 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1900395517] [2022-04-08 12:24:13,786 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-04-08 12:24:13,786 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-08 12:24:13,787 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-08 12:24:13,787 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-04-08 12:24:13,788 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2022-04-08 12:24:13,838 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-04-08 12:24:13,838 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-08 12:24:13,839 INFO L263 TraceCheckSpWp]: Trace formula consists of 233 conjuncts, 39 conjunts are in the unsatisfiable core [2022-04-08 12:24:13,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 12:24:13,858 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-08 12:24:14,438 INFO L272 TraceCheckUtils]: 0: Hoare triple {8307#true} call ULTIMATE.init(); {8307#true} is VALID [2022-04-08 12:24:14,438 INFO L290 TraceCheckUtils]: 1: Hoare triple {8307#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); {8307#true} is VALID [2022-04-08 12:24:14,438 INFO L290 TraceCheckUtils]: 2: Hoare triple {8307#true} assume true; {8307#true} is VALID [2022-04-08 12:24:14,438 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {8307#true} {8307#true} #103#return; {8307#true} is VALID [2022-04-08 12:24:14,438 INFO L272 TraceCheckUtils]: 4: Hoare triple {8307#true} call #t~ret6 := main(); {8307#true} is VALID [2022-04-08 12:24:14,438 INFO L290 TraceCheckUtils]: 5: Hoare triple {8307#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; {8307#true} is VALID [2022-04-08 12:24:14,438 INFO L272 TraceCheckUtils]: 6: Hoare triple {8307#true} call assume_abort_if_not((if ~x~0 >= 0 && ~x~0 <= 50 then 1 else 0)); {8307#true} is VALID [2022-04-08 12:24:14,439 INFO L290 TraceCheckUtils]: 7: Hoare triple {8307#true} ~cond := #in~cond; {8307#true} is VALID [2022-04-08 12:24:14,439 INFO L290 TraceCheckUtils]: 8: Hoare triple {8307#true} assume !(0 == ~cond); {8307#true} is VALID [2022-04-08 12:24:14,439 INFO L290 TraceCheckUtils]: 9: Hoare triple {8307#true} assume true; {8307#true} is VALID [2022-04-08 12:24:14,439 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {8307#true} {8307#true} #79#return; {8307#true} is VALID [2022-04-08 12:24:14,439 INFO L290 TraceCheckUtils]: 11: Hoare triple {8307#true} assume -2147483648 <= #t~nondet5 && #t~nondet5 <= 2147483647;~y~0 := #t~nondet5;havoc #t~nondet5; {8307#true} is VALID [2022-04-08 12:24:14,439 INFO L272 TraceCheckUtils]: 12: Hoare triple {8307#true} call assume_abort_if_not((if ~y~0 >= 0 && ~y~0 <= 50 then 1 else 0)); {8307#true} is VALID [2022-04-08 12:24:14,439 INFO L290 TraceCheckUtils]: 13: Hoare triple {8307#true} ~cond := #in~cond; {8307#true} is VALID [2022-04-08 12:24:14,439 INFO L290 TraceCheckUtils]: 14: Hoare triple {8307#true} assume !(0 == ~cond); {8307#true} is VALID [2022-04-08 12:24:14,439 INFO L290 TraceCheckUtils]: 15: Hoare triple {8307#true} assume true; {8307#true} is VALID [2022-04-08 12:24:14,439 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {8307#true} {8307#true} #81#return; {8307#true} is VALID [2022-04-08 12:24:14,439 INFO L272 TraceCheckUtils]: 17: Hoare triple {8307#true} call assume_abort_if_not((if ~x~0 >= 1 then 1 else 0)); {8307#true} is VALID [2022-04-08 12:24:14,439 INFO L290 TraceCheckUtils]: 18: Hoare triple {8307#true} ~cond := #in~cond; {8307#true} is VALID [2022-04-08 12:24:14,439 INFO L290 TraceCheckUtils]: 19: Hoare triple {8307#true} assume !(0 == ~cond); {8307#true} is VALID [2022-04-08 12:24:14,439 INFO L290 TraceCheckUtils]: 20: Hoare triple {8307#true} assume true; {8307#true} is VALID [2022-04-08 12:24:14,440 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {8307#true} {8307#true} #83#return; {8307#true} is VALID [2022-04-08 12:24:14,440 INFO L272 TraceCheckUtils]: 22: Hoare triple {8307#true} call assume_abort_if_not((if ~y~0 >= 1 then 1 else 0)); {8307#true} is VALID [2022-04-08 12:24:14,440 INFO L290 TraceCheckUtils]: 23: Hoare triple {8307#true} ~cond := #in~cond; {8307#true} is VALID [2022-04-08 12:24:14,440 INFO L290 TraceCheckUtils]: 24: Hoare triple {8307#true} assume !(0 == ~cond); {8307#true} is VALID [2022-04-08 12:24:14,440 INFO L290 TraceCheckUtils]: 25: Hoare triple {8307#true} assume true; {8307#true} is VALID [2022-04-08 12:24:14,440 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {8307#true} {8307#true} #85#return; {8307#true} is VALID [2022-04-08 12:24:14,440 INFO L290 TraceCheckUtils]: 27: Hoare triple {8307#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; {8393#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 12:24:14,440 INFO L272 TraceCheckUtils]: 28: Hoare triple {8393#(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)); {8307#true} is VALID [2022-04-08 12:24:14,440 INFO L290 TraceCheckUtils]: 29: Hoare triple {8307#true} ~cond := #in~cond; {8307#true} is VALID [2022-04-08 12:24:14,441 INFO L290 TraceCheckUtils]: 30: Hoare triple {8307#true} assume !(0 == ~cond); {8307#true} is VALID [2022-04-08 12:24:14,441 INFO L290 TraceCheckUtils]: 31: Hoare triple {8307#true} assume true; {8307#true} is VALID [2022-04-08 12:24:14,441 INFO L284 TraceCheckUtils]: 32: Hoare quadruple {8307#true} {8393#(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; {8393#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 12:24:14,441 INFO L272 TraceCheckUtils]: 33: Hoare triple {8393#(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)); {8307#true} is VALID [2022-04-08 12:24:14,441 INFO L290 TraceCheckUtils]: 34: Hoare triple {8307#true} ~cond := #in~cond; {8307#true} is VALID [2022-04-08 12:24:14,441 INFO L290 TraceCheckUtils]: 35: Hoare triple {8307#true} assume !(0 == ~cond); {8307#true} is VALID [2022-04-08 12:24:14,442 INFO L290 TraceCheckUtils]: 36: Hoare triple {8307#true} assume true; {8307#true} is VALID [2022-04-08 12:24:14,442 INFO L284 TraceCheckUtils]: 37: Hoare quadruple {8307#true} {8393#(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; {8393#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 12:24:14,443 INFO L290 TraceCheckUtils]: 38: Hoare triple {8393#(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; {8393#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 12:24:14,443 INFO L290 TraceCheckUtils]: 39: Hoare triple {8393#(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; {8430#(and (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 12:24:14,443 INFO L290 TraceCheckUtils]: 40: Hoare triple {8430#(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; {8430#(and (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 12:24:14,443 INFO L272 TraceCheckUtils]: 41: Hoare triple {8430#(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)); {8307#true} is VALID [2022-04-08 12:24:14,444 INFO L290 TraceCheckUtils]: 42: Hoare triple {8307#true} ~cond := #in~cond; {8307#true} is VALID [2022-04-08 12:24:14,444 INFO L290 TraceCheckUtils]: 43: Hoare triple {8307#true} assume !(0 == ~cond); {8307#true} is VALID [2022-04-08 12:24:14,444 INFO L290 TraceCheckUtils]: 44: Hoare triple {8307#true} assume true; {8307#true} is VALID [2022-04-08 12:24:14,444 INFO L284 TraceCheckUtils]: 45: Hoare quadruple {8307#true} {8430#(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; {8430#(and (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 12:24:14,444 INFO L272 TraceCheckUtils]: 46: Hoare triple {8430#(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)); {8307#true} is VALID [2022-04-08 12:24:14,444 INFO L290 TraceCheckUtils]: 47: Hoare triple {8307#true} ~cond := #in~cond; {8307#true} is VALID [2022-04-08 12:24:14,445 INFO L290 TraceCheckUtils]: 48: Hoare triple {8307#true} assume !(0 == ~cond); {8307#true} is VALID [2022-04-08 12:24:14,445 INFO L290 TraceCheckUtils]: 49: Hoare triple {8307#true} assume true; {8307#true} is VALID [2022-04-08 12:24:14,445 INFO L284 TraceCheckUtils]: 50: Hoare quadruple {8307#true} {8430#(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; {8430#(and (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 12:24:14,445 INFO L272 TraceCheckUtils]: 51: Hoare triple {8430#(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)); {8307#true} is VALID [2022-04-08 12:24:14,445 INFO L290 TraceCheckUtils]: 52: Hoare triple {8307#true} ~cond := #in~cond; {8307#true} is VALID [2022-04-08 12:24:14,446 INFO L290 TraceCheckUtils]: 53: Hoare triple {8307#true} assume !(0 == ~cond); {8307#true} is VALID [2022-04-08 12:24:14,446 INFO L290 TraceCheckUtils]: 54: Hoare triple {8307#true} assume true; {8307#true} is VALID [2022-04-08 12:24:14,446 INFO L284 TraceCheckUtils]: 55: Hoare quadruple {8307#true} {8430#(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; {8430#(and (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 12:24:14,446 INFO L272 TraceCheckUtils]: 56: Hoare triple {8430#(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)); {8307#true} is VALID [2022-04-08 12:24:14,446 INFO L290 TraceCheckUtils]: 57: Hoare triple {8307#true} ~cond := #in~cond; {8307#true} is VALID [2022-04-08 12:24:14,446 INFO L290 TraceCheckUtils]: 58: Hoare triple {8307#true} assume !(0 == ~cond); {8307#true} is VALID [2022-04-08 12:24:14,446 INFO L290 TraceCheckUtils]: 59: Hoare triple {8307#true} assume true; {8307#true} is VALID [2022-04-08 12:24:14,447 INFO L284 TraceCheckUtils]: 60: Hoare quadruple {8307#true} {8430#(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; {8430#(and (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 12:24:14,448 INFO L290 TraceCheckUtils]: 61: Hoare triple {8430#(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; {8497#(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 [2022-04-08 12:24:14,448 INFO L290 TraceCheckUtils]: 62: Hoare triple {8497#(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; {8497#(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 [2022-04-08 12:24:14,448 INFO L272 TraceCheckUtils]: 63: Hoare triple {8497#(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)); {8307#true} is VALID [2022-04-08 12:24:14,448 INFO L290 TraceCheckUtils]: 64: Hoare triple {8307#true} ~cond := #in~cond; {8307#true} is VALID [2022-04-08 12:24:14,448 INFO L290 TraceCheckUtils]: 65: Hoare triple {8307#true} assume !(0 == ~cond); {8307#true} is VALID [2022-04-08 12:24:14,448 INFO L290 TraceCheckUtils]: 66: Hoare triple {8307#true} assume true; {8307#true} is VALID [2022-04-08 12:24:14,449 INFO L284 TraceCheckUtils]: 67: Hoare quadruple {8307#true} {8497#(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; {8497#(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 [2022-04-08 12:24:14,449 INFO L272 TraceCheckUtils]: 68: Hoare triple {8497#(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)); {8307#true} is VALID [2022-04-08 12:24:14,449 INFO L290 TraceCheckUtils]: 69: Hoare triple {8307#true} ~cond := #in~cond; {8307#true} is VALID [2022-04-08 12:24:14,449 INFO L290 TraceCheckUtils]: 70: Hoare triple {8307#true} assume !(0 == ~cond); {8307#true} is VALID [2022-04-08 12:24:14,449 INFO L290 TraceCheckUtils]: 71: Hoare triple {8307#true} assume true; {8307#true} is VALID [2022-04-08 12:24:14,450 INFO L284 TraceCheckUtils]: 72: Hoare quadruple {8307#true} {8497#(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; {8497#(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 [2022-04-08 12:24:14,450 INFO L272 TraceCheckUtils]: 73: Hoare triple {8497#(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)); {8307#true} is VALID [2022-04-08 12:24:14,450 INFO L290 TraceCheckUtils]: 74: Hoare triple {8307#true} ~cond := #in~cond; {8307#true} is VALID [2022-04-08 12:24:14,450 INFO L290 TraceCheckUtils]: 75: Hoare triple {8307#true} assume !(0 == ~cond); {8307#true} is VALID [2022-04-08 12:24:14,450 INFO L290 TraceCheckUtils]: 76: Hoare triple {8307#true} assume true; {8307#true} is VALID [2022-04-08 12:24:14,451 INFO L284 TraceCheckUtils]: 77: Hoare quadruple {8307#true} {8497#(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; {8497#(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 [2022-04-08 12:24:14,451 INFO L272 TraceCheckUtils]: 78: Hoare triple {8497#(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)); {8307#true} is VALID [2022-04-08 12:24:14,451 INFO L290 TraceCheckUtils]: 79: Hoare triple {8307#true} ~cond := #in~cond; {8307#true} is VALID [2022-04-08 12:24:14,451 INFO L290 TraceCheckUtils]: 80: Hoare triple {8307#true} assume !(0 == ~cond); {8307#true} is VALID [2022-04-08 12:24:14,451 INFO L290 TraceCheckUtils]: 81: Hoare triple {8307#true} assume true; {8307#true} is VALID [2022-04-08 12:24:14,452 INFO L284 TraceCheckUtils]: 82: Hoare quadruple {8307#true} {8497#(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; {8497#(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 [2022-04-08 12:24:14,452 INFO L290 TraceCheckUtils]: 83: Hoare triple {8497#(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); {8497#(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 [2022-04-08 12:24:14,453 INFO L290 TraceCheckUtils]: 84: Hoare triple {8497#(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; {8567#(and (= (+ main_~x~0 (* (- 1) main_~y~0)) main_~b~0) (= main_~q~0 1) (= (+ main_~s~0 1) 0))} is VALID [2022-04-08 12:24:14,453 INFO L290 TraceCheckUtils]: 85: Hoare triple {8567#(and (= (+ main_~x~0 (* (- 1) main_~y~0)) main_~b~0) (= main_~q~0 1) (= (+ main_~s~0 1) 0))} assume !false; {8567#(and (= (+ main_~x~0 (* (- 1) main_~y~0)) main_~b~0) (= main_~q~0 1) (= (+ main_~s~0 1) 0))} is VALID [2022-04-08 12:24:14,453 INFO L290 TraceCheckUtils]: 86: Hoare triple {8567#(and (= (+ main_~x~0 (* (- 1) main_~y~0)) main_~b~0) (= main_~q~0 1) (= (+ main_~s~0 1) 0))} assume !(0 != ~b~0); {8574#(and (= (+ main_~x~0 (* (- 1) main_~y~0)) 0) (= main_~q~0 1) (= (+ main_~s~0 1) 0))} is VALID [2022-04-08 12:24:14,454 INFO L272 TraceCheckUtils]: 87: Hoare triple {8574#(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)); {8578#(<= 1 |__VERIFIER_assert_#in~cond|)} is VALID [2022-04-08 12:24:14,454 INFO L290 TraceCheckUtils]: 88: Hoare triple {8578#(<= 1 |__VERIFIER_assert_#in~cond|)} ~cond := #in~cond; {8582#(<= 1 __VERIFIER_assert_~cond)} is VALID [2022-04-08 12:24:14,455 INFO L290 TraceCheckUtils]: 89: Hoare triple {8582#(<= 1 __VERIFIER_assert_~cond)} assume 0 == ~cond; {8308#false} is VALID [2022-04-08 12:24:14,455 INFO L290 TraceCheckUtils]: 90: Hoare triple {8308#false} assume !false; {8308#false} is VALID [2022-04-08 12:24:14,455 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 16 proven. 8 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2022-04-08 12:24:14,455 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-08 12:24:14,910 INFO L290 TraceCheckUtils]: 90: Hoare triple {8308#false} assume !false; {8308#false} is VALID [2022-04-08 12:24:14,910 INFO L290 TraceCheckUtils]: 89: Hoare triple {8582#(<= 1 __VERIFIER_assert_~cond)} assume 0 == ~cond; {8308#false} is VALID [2022-04-08 12:24:14,910 INFO L290 TraceCheckUtils]: 88: Hoare triple {8578#(<= 1 |__VERIFIER_assert_#in~cond|)} ~cond := #in~cond; {8582#(<= 1 __VERIFIER_assert_~cond)} is VALID [2022-04-08 12:24:14,911 INFO L272 TraceCheckUtils]: 87: Hoare triple {8598#(= (+ (* 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)); {8578#(<= 1 |__VERIFIER_assert_#in~cond|)} is VALID [2022-04-08 12:24:14,912 INFO L290 TraceCheckUtils]: 86: Hoare triple {8602#(or (not (= main_~b~0 0)) (= (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) 0))} assume !(0 != ~b~0); {8598#(= (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) 0)} is VALID [2022-04-08 12:24:14,912 INFO L290 TraceCheckUtils]: 85: Hoare triple {8602#(or (not (= main_~b~0 0)) (= (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) 0))} assume !false; {8602#(or (not (= main_~b~0 0)) (= (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) 0))} is VALID [2022-04-08 12:24:15,207 INFO L290 TraceCheckUtils]: 84: Hoare triple {8609#(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; {8602#(or (not (= main_~b~0 0)) (= (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) 0))} is VALID [2022-04-08 12:24:15,208 INFO L290 TraceCheckUtils]: 83: Hoare triple {8609#(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); {8609#(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 [2022-04-08 12:24:15,209 INFO L284 TraceCheckUtils]: 82: Hoare quadruple {8307#true} {8609#(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; {8609#(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 [2022-04-08 12:24:15,209 INFO L290 TraceCheckUtils]: 81: Hoare triple {8307#true} assume true; {8307#true} is VALID [2022-04-08 12:24:15,209 INFO L290 TraceCheckUtils]: 80: Hoare triple {8307#true} assume !(0 == ~cond); {8307#true} is VALID [2022-04-08 12:24:15,209 INFO L290 TraceCheckUtils]: 79: Hoare triple {8307#true} ~cond := #in~cond; {8307#true} is VALID [2022-04-08 12:24:15,209 INFO L272 TraceCheckUtils]: 78: Hoare triple {8609#(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)); {8307#true} is VALID [2022-04-08 12:24:15,210 INFO L284 TraceCheckUtils]: 77: Hoare quadruple {8307#true} {8609#(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; {8609#(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 [2022-04-08 12:24:15,210 INFO L290 TraceCheckUtils]: 76: Hoare triple {8307#true} assume true; {8307#true} is VALID [2022-04-08 12:24:15,210 INFO L290 TraceCheckUtils]: 75: Hoare triple {8307#true} assume !(0 == ~cond); {8307#true} is VALID [2022-04-08 12:24:15,210 INFO L290 TraceCheckUtils]: 74: Hoare triple {8307#true} ~cond := #in~cond; {8307#true} is VALID [2022-04-08 12:24:15,210 INFO L272 TraceCheckUtils]: 73: Hoare triple {8609#(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)); {8307#true} is VALID [2022-04-08 12:24:15,211 INFO L284 TraceCheckUtils]: 72: Hoare quadruple {8307#true} {8609#(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; {8609#(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 [2022-04-08 12:24:15,211 INFO L290 TraceCheckUtils]: 71: Hoare triple {8307#true} assume true; {8307#true} is VALID [2022-04-08 12:24:15,211 INFO L290 TraceCheckUtils]: 70: Hoare triple {8307#true} assume !(0 == ~cond); {8307#true} is VALID [2022-04-08 12:24:15,211 INFO L290 TraceCheckUtils]: 69: Hoare triple {8307#true} ~cond := #in~cond; {8307#true} is VALID [2022-04-08 12:24:15,211 INFO L272 TraceCheckUtils]: 68: Hoare triple {8609#(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)); {8307#true} is VALID [2022-04-08 12:24:15,211 INFO L284 TraceCheckUtils]: 67: Hoare quadruple {8307#true} {8609#(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; {8609#(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 [2022-04-08 12:24:15,212 INFO L290 TraceCheckUtils]: 66: Hoare triple {8307#true} assume true; {8307#true} is VALID [2022-04-08 12:24:15,212 INFO L290 TraceCheckUtils]: 65: Hoare triple {8307#true} assume !(0 == ~cond); {8307#true} is VALID [2022-04-08 12:24:15,212 INFO L290 TraceCheckUtils]: 64: Hoare triple {8307#true} ~cond := #in~cond; {8307#true} is VALID [2022-04-08 12:24:15,212 INFO L272 TraceCheckUtils]: 63: Hoare triple {8609#(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)); {8307#true} is VALID [2022-04-08 12:24:15,212 INFO L290 TraceCheckUtils]: 62: Hoare triple {8609#(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; {8609#(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 [2022-04-08 12:24:16,978 INFO L290 TraceCheckUtils]: 61: Hoare triple {8679#(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; {8609#(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 [2022-04-08 12:24:16,979 INFO L284 TraceCheckUtils]: 60: Hoare quadruple {8307#true} {8679#(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; {8679#(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 [2022-04-08 12:24:16,979 INFO L290 TraceCheckUtils]: 59: Hoare triple {8307#true} assume true; {8307#true} is VALID [2022-04-08 12:24:16,979 INFO L290 TraceCheckUtils]: 58: Hoare triple {8307#true} assume !(0 == ~cond); {8307#true} is VALID [2022-04-08 12:24:16,979 INFO L290 TraceCheckUtils]: 57: Hoare triple {8307#true} ~cond := #in~cond; {8307#true} is VALID [2022-04-08 12:24:16,980 INFO L272 TraceCheckUtils]: 56: Hoare triple {8679#(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)); {8307#true} is VALID [2022-04-08 12:24:16,980 INFO L284 TraceCheckUtils]: 55: Hoare quadruple {8307#true} {8679#(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; {8679#(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 [2022-04-08 12:24:16,980 INFO L290 TraceCheckUtils]: 54: Hoare triple {8307#true} assume true; {8307#true} is VALID [2022-04-08 12:24:16,980 INFO L290 TraceCheckUtils]: 53: Hoare triple {8307#true} assume !(0 == ~cond); {8307#true} is VALID [2022-04-08 12:24:16,980 INFO L290 TraceCheckUtils]: 52: Hoare triple {8307#true} ~cond := #in~cond; {8307#true} is VALID [2022-04-08 12:24:16,980 INFO L272 TraceCheckUtils]: 51: Hoare triple {8679#(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)); {8307#true} is VALID [2022-04-08 12:24:16,981 INFO L284 TraceCheckUtils]: 50: Hoare quadruple {8307#true} {8679#(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; {8679#(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 [2022-04-08 12:24:16,981 INFO L290 TraceCheckUtils]: 49: Hoare triple {8307#true} assume true; {8307#true} is VALID [2022-04-08 12:24:16,981 INFO L290 TraceCheckUtils]: 48: Hoare triple {8307#true} assume !(0 == ~cond); {8307#true} is VALID [2022-04-08 12:24:16,981 INFO L290 TraceCheckUtils]: 47: Hoare triple {8307#true} ~cond := #in~cond; {8307#true} is VALID [2022-04-08 12:24:16,981 INFO L272 TraceCheckUtils]: 46: Hoare triple {8679#(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)); {8307#true} is VALID [2022-04-08 12:24:16,982 INFO L284 TraceCheckUtils]: 45: Hoare quadruple {8307#true} {8679#(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; {8679#(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 [2022-04-08 12:24:16,982 INFO L290 TraceCheckUtils]: 44: Hoare triple {8307#true} assume true; {8307#true} is VALID [2022-04-08 12:24:16,982 INFO L290 TraceCheckUtils]: 43: Hoare triple {8307#true} assume !(0 == ~cond); {8307#true} is VALID [2022-04-08 12:24:16,982 INFO L290 TraceCheckUtils]: 42: Hoare triple {8307#true} ~cond := #in~cond; {8307#true} is VALID [2022-04-08 12:24:16,982 INFO L272 TraceCheckUtils]: 41: Hoare triple {8679#(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)); {8307#true} is VALID [2022-04-08 12:24:16,983 INFO L290 TraceCheckUtils]: 40: Hoare triple {8679#(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; {8679#(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 [2022-04-08 12:24:16,983 INFO L290 TraceCheckUtils]: 39: Hoare triple {8746#(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; {8679#(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 [2022-04-08 12:24:16,984 INFO L290 TraceCheckUtils]: 38: Hoare triple {8746#(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; {8746#(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 [2022-04-08 12:24:16,984 INFO L284 TraceCheckUtils]: 37: Hoare quadruple {8307#true} {8746#(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; {8746#(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 [2022-04-08 12:24:16,984 INFO L290 TraceCheckUtils]: 36: Hoare triple {8307#true} assume true; {8307#true} is VALID [2022-04-08 12:24:16,984 INFO L290 TraceCheckUtils]: 35: Hoare triple {8307#true} assume !(0 == ~cond); {8307#true} is VALID [2022-04-08 12:24:16,984 INFO L290 TraceCheckUtils]: 34: Hoare triple {8307#true} ~cond := #in~cond; {8307#true} is VALID [2022-04-08 12:24:16,985 INFO L272 TraceCheckUtils]: 33: Hoare triple {8746#(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)); {8307#true} is VALID [2022-04-08 12:24:16,985 INFO L284 TraceCheckUtils]: 32: Hoare quadruple {8307#true} {8746#(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; {8746#(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 [2022-04-08 12:24:16,985 INFO L290 TraceCheckUtils]: 31: Hoare triple {8307#true} assume true; {8307#true} is VALID [2022-04-08 12:24:16,985 INFO L290 TraceCheckUtils]: 30: Hoare triple {8307#true} assume !(0 == ~cond); {8307#true} is VALID [2022-04-08 12:24:16,985 INFO L290 TraceCheckUtils]: 29: Hoare triple {8307#true} ~cond := #in~cond; {8307#true} is VALID [2022-04-08 12:24:16,985 INFO L272 TraceCheckUtils]: 28: Hoare triple {8746#(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)); {8307#true} is VALID [2022-04-08 12:24:16,986 INFO L290 TraceCheckUtils]: 27: Hoare triple {8307#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; {8746#(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 [2022-04-08 12:24:16,986 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {8307#true} {8307#true} #85#return; {8307#true} is VALID [2022-04-08 12:24:16,986 INFO L290 TraceCheckUtils]: 25: Hoare triple {8307#true} assume true; {8307#true} is VALID [2022-04-08 12:24:16,986 INFO L290 TraceCheckUtils]: 24: Hoare triple {8307#true} assume !(0 == ~cond); {8307#true} is VALID [2022-04-08 12:24:16,986 INFO L290 TraceCheckUtils]: 23: Hoare triple {8307#true} ~cond := #in~cond; {8307#true} is VALID [2022-04-08 12:24:16,986 INFO L272 TraceCheckUtils]: 22: Hoare triple {8307#true} call assume_abort_if_not((if ~y~0 >= 1 then 1 else 0)); {8307#true} is VALID [2022-04-08 12:24:16,986 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {8307#true} {8307#true} #83#return; {8307#true} is VALID [2022-04-08 12:24:16,986 INFO L290 TraceCheckUtils]: 20: Hoare triple {8307#true} assume true; {8307#true} is VALID [2022-04-08 12:24:16,987 INFO L290 TraceCheckUtils]: 19: Hoare triple {8307#true} assume !(0 == ~cond); {8307#true} is VALID [2022-04-08 12:24:16,987 INFO L290 TraceCheckUtils]: 18: Hoare triple {8307#true} ~cond := #in~cond; {8307#true} is VALID [2022-04-08 12:24:16,987 INFO L272 TraceCheckUtils]: 17: Hoare triple {8307#true} call assume_abort_if_not((if ~x~0 >= 1 then 1 else 0)); {8307#true} is VALID [2022-04-08 12:24:16,987 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {8307#true} {8307#true} #81#return; {8307#true} is VALID [2022-04-08 12:24:16,987 INFO L290 TraceCheckUtils]: 15: Hoare triple {8307#true} assume true; {8307#true} is VALID [2022-04-08 12:24:16,987 INFO L290 TraceCheckUtils]: 14: Hoare triple {8307#true} assume !(0 == ~cond); {8307#true} is VALID [2022-04-08 12:24:16,987 INFO L290 TraceCheckUtils]: 13: Hoare triple {8307#true} ~cond := #in~cond; {8307#true} is VALID [2022-04-08 12:24:16,987 INFO L272 TraceCheckUtils]: 12: Hoare triple {8307#true} call assume_abort_if_not((if ~y~0 >= 0 && ~y~0 <= 50 then 1 else 0)); {8307#true} is VALID [2022-04-08 12:24:16,987 INFO L290 TraceCheckUtils]: 11: Hoare triple {8307#true} assume -2147483648 <= #t~nondet5 && #t~nondet5 <= 2147483647;~y~0 := #t~nondet5;havoc #t~nondet5; {8307#true} is VALID [2022-04-08 12:24:16,987 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {8307#true} {8307#true} #79#return; {8307#true} is VALID [2022-04-08 12:24:16,987 INFO L290 TraceCheckUtils]: 9: Hoare triple {8307#true} assume true; {8307#true} is VALID [2022-04-08 12:24:16,987 INFO L290 TraceCheckUtils]: 8: Hoare triple {8307#true} assume !(0 == ~cond); {8307#true} is VALID [2022-04-08 12:24:16,987 INFO L290 TraceCheckUtils]: 7: Hoare triple {8307#true} ~cond := #in~cond; {8307#true} is VALID [2022-04-08 12:24:16,987 INFO L272 TraceCheckUtils]: 6: Hoare triple {8307#true} call assume_abort_if_not((if ~x~0 >= 0 && ~x~0 <= 50 then 1 else 0)); {8307#true} is VALID [2022-04-08 12:24:16,988 INFO L290 TraceCheckUtils]: 5: Hoare triple {8307#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; {8307#true} is VALID [2022-04-08 12:24:16,988 INFO L272 TraceCheckUtils]: 4: Hoare triple {8307#true} call #t~ret6 := main(); {8307#true} is VALID [2022-04-08 12:24:16,988 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {8307#true} {8307#true} #103#return; {8307#true} is VALID [2022-04-08 12:24:16,988 INFO L290 TraceCheckUtils]: 2: Hoare triple {8307#true} assume true; {8307#true} is VALID [2022-04-08 12:24:16,988 INFO L290 TraceCheckUtils]: 1: Hoare triple {8307#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); {8307#true} is VALID [2022-04-08 12:24:16,988 INFO L272 TraceCheckUtils]: 0: Hoare triple {8307#true} call ULTIMATE.init(); {8307#true} is VALID [2022-04-08 12:24:16,988 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 16 proven. 8 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2022-04-08 12:24:16,988 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-08 12:24:16,988 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [789476955] [2022-04-08 12:24:16,988 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-04-08 12:24:16,989 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1900395517] [2022-04-08 12:24:16,989 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1900395517] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-08 12:24:16,989 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-04-08 12:24:16,989 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 14 [2022-04-08 12:24:16,989 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-08 12:24:16,989 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [562355645] [2022-04-08 12:24:16,989 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [562355645] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 12:24:16,989 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 12:24:16,989 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-04-08 12:24:16,989 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1487399187] [2022-04-08 12:24:16,989 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-08 12:24:16,990 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 [2022-04-08 12:24:16,990 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-08 12:24:16,990 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) [2022-04-08 12:24:17,033 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 55 edges. 55 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 12:24:17,033 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-04-08 12:24:17,033 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-08 12:24:17,033 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-04-08 12:24:17,034 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=145, Unknown=0, NotChecked=0, Total=182 [2022-04-08 12:24:17,034 INFO L87 Difference]: Start difference. First operand 130 states and 175 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) [2022-04-08 12:24:18,278 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 12:24:18,278 INFO L93 Difference]: Finished difference Result 157 states and 211 transitions. [2022-04-08 12:24:18,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-04-08 12:24:18,278 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 [2022-04-08 12:24:18,278 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-08 12:24:18,282 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) [2022-04-08 12:24:18,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 105 transitions. [2022-04-08 12:24:18,283 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) [2022-04-08 12:24:18,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 105 transitions. [2022-04-08 12:24:18,285 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 9 states and 105 transitions. [2022-04-08 12:24:18,379 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 105 edges. 105 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 12:24:18,382 INFO L225 Difference]: With dead ends: 157 [2022-04-08 12:24:18,382 INFO L226 Difference]: Without dead ends: 154 [2022-04-08 12:24:18,383 INFO L912 BasicCegarLoop]: 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 [2022-04-08 12:24:18,383 INFO L913 BasicCegarLoop]: 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 [2022-04-08 12:24:18,383 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [27 Valid, 275 Invalid, 342 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 323 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-04-08 12:24:18,383 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 154 states. [2022-04-08 12:24:18,595 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 154 to 153. [2022-04-08 12:24:18,596 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-08 12:24:18,596 INFO L82 GeneralOperation]: Start isEquivalent. First operand 154 states. Second operand has 153 states, 84 states have (on average 1.1785714285714286) internal successors, (99), 86 states have internal predecessors, (99), 55 states have call successors, (55), 14 states have call predecessors, (55), 13 states have return successors, (52), 52 states have call predecessors, (52), 52 states have call successors, (52) [2022-04-08 12:24:18,596 INFO L74 IsIncluded]: Start isIncluded. First operand 154 states. Second operand has 153 states, 84 states have (on average 1.1785714285714286) internal successors, (99), 86 states have internal predecessors, (99), 55 states have call successors, (55), 14 states have call predecessors, (55), 13 states have return successors, (52), 52 states have call predecessors, (52), 52 states have call successors, (52) [2022-04-08 12:24:18,596 INFO L87 Difference]: Start difference. First operand 154 states. Second operand has 153 states, 84 states have (on average 1.1785714285714286) internal successors, (99), 86 states have internal predecessors, (99), 55 states have call successors, (55), 14 states have call predecessors, (55), 13 states have return successors, (52), 52 states have call predecessors, (52), 52 states have call successors, (52) [2022-04-08 12:24:18,599 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 12:24:18,599 INFO L93 Difference]: Finished difference Result 154 states and 207 transitions. [2022-04-08 12:24:18,600 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 207 transitions. [2022-04-08 12:24:18,600 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 12:24:18,600 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 12:24:18,600 INFO L74 IsIncluded]: Start isIncluded. First operand has 153 states, 84 states have (on average 1.1785714285714286) internal successors, (99), 86 states have internal predecessors, (99), 55 states have call successors, (55), 14 states have call predecessors, (55), 13 states have return successors, (52), 52 states have call predecessors, (52), 52 states have call successors, (52) Second operand 154 states. [2022-04-08 12:24:18,601 INFO L87 Difference]: Start difference. First operand has 153 states, 84 states have (on average 1.1785714285714286) internal successors, (99), 86 states have internal predecessors, (99), 55 states have call successors, (55), 14 states have call predecessors, (55), 13 states have return successors, (52), 52 states have call predecessors, (52), 52 states have call successors, (52) Second operand 154 states. [2022-04-08 12:24:18,603 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 12:24:18,603 INFO L93 Difference]: Finished difference Result 154 states and 207 transitions. [2022-04-08 12:24:18,604 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 207 transitions. [2022-04-08 12:24:18,604 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 12:24:18,604 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 12:24:18,604 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-08 12:24:18,604 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-08 12:24:18,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 153 states, 84 states have (on average 1.1785714285714286) internal successors, (99), 86 states have internal predecessors, (99), 55 states have call successors, (55), 14 states have call predecessors, (55), 13 states have return successors, (52), 52 states have call predecessors, (52), 52 states have call successors, (52) [2022-04-08 12:24:18,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 153 states and 206 transitions. [2022-04-08 12:24:18,607 INFO L78 Accepts]: Start accepts. Automaton has 153 states and 206 transitions. Word has length 91 [2022-04-08 12:24:18,608 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-08 12:24:18,608 INFO L478 AbstractCegarLoop]: Abstraction has 153 states and 206 transitions. [2022-04-08 12:24:18,608 INFO L479 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) [2022-04-08 12:24:18,608 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 153 states and 206 transitions. [2022-04-08 12:24:18,901 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 206 edges. 206 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 12:24:18,902 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 206 transitions. [2022-04-08 12:24:18,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-04-08 12:24:18,902 INFO L491 BasicCegarLoop]: Found error trace [2022-04-08 12:24:18,903 INFO L499 BasicCegarLoop]: 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] [2022-04-08 12:24:18,919 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2022-04-08 12:24:19,118 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2022-04-08 12:24:19,119 INFO L403 AbstractCegarLoop]: === Iteration 13 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-08 12:24:19,119 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-08 12:24:19,119 INFO L85 PathProgramCache]: Analyzing trace with hash -663071842, now seen corresponding path program 7 times [2022-04-08 12:24:19,119 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-08 12:24:19,119 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [1064677062] [2022-04-08 12:24:19,120 INFO L202 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-04-08 12:24:19,120 INFO L85 PathProgramCache]: Analyzing trace with hash -663071842, now seen corresponding path program 8 times [2022-04-08 12:24:19,120 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-08 12:24:19,120 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1484511597] [2022-04-08 12:24:19,120 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-08 12:24:19,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-08 12:24:19,131 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-04-08 12:24:19,131 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [199218114] [2022-04-08 12:24:19,131 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-04-08 12:24:19,132 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-08 12:24:19,132 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-08 12:24:19,135 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-04-08 12:24:19,136 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2022-04-08 12:24:19,182 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-04-08 12:24:19,182 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-08 12:24:19,183 INFO L263 TraceCheckSpWp]: Trace formula consists of 262 conjuncts, 5 conjunts are in the unsatisfiable core [2022-04-08 12:24:19,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 12:24:19,207 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-08 12:24:19,395 INFO L272 TraceCheckUtils]: 0: Hoare triple {9802#true} call ULTIMATE.init(); {9802#true} is VALID [2022-04-08 12:24:19,395 INFO L290 TraceCheckUtils]: 1: Hoare triple {9802#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); {9802#true} is VALID [2022-04-08 12:24:19,395 INFO L290 TraceCheckUtils]: 2: Hoare triple {9802#true} assume true; {9802#true} is VALID [2022-04-08 12:24:19,395 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {9802#true} {9802#true} #103#return; {9802#true} is VALID [2022-04-08 12:24:19,395 INFO L272 TraceCheckUtils]: 4: Hoare triple {9802#true} call #t~ret6 := main(); {9802#true} is VALID [2022-04-08 12:24:19,395 INFO L290 TraceCheckUtils]: 5: Hoare triple {9802#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; {9802#true} is VALID [2022-04-08 12:24:19,395 INFO L272 TraceCheckUtils]: 6: Hoare triple {9802#true} call assume_abort_if_not((if ~x~0 >= 0 && ~x~0 <= 50 then 1 else 0)); {9802#true} is VALID [2022-04-08 12:24:19,396 INFO L290 TraceCheckUtils]: 7: Hoare triple {9802#true} ~cond := #in~cond; {9802#true} is VALID [2022-04-08 12:24:19,396 INFO L290 TraceCheckUtils]: 8: Hoare triple {9802#true} assume !(0 == ~cond); {9802#true} is VALID [2022-04-08 12:24:19,396 INFO L290 TraceCheckUtils]: 9: Hoare triple {9802#true} assume true; {9802#true} is VALID [2022-04-08 12:24:19,396 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {9802#true} {9802#true} #79#return; {9802#true} is VALID [2022-04-08 12:24:19,396 INFO L290 TraceCheckUtils]: 11: Hoare triple {9802#true} assume -2147483648 <= #t~nondet5 && #t~nondet5 <= 2147483647;~y~0 := #t~nondet5;havoc #t~nondet5; {9802#true} is VALID [2022-04-08 12:24:19,396 INFO L272 TraceCheckUtils]: 12: Hoare triple {9802#true} call assume_abort_if_not((if ~y~0 >= 0 && ~y~0 <= 50 then 1 else 0)); {9802#true} is VALID [2022-04-08 12:24:19,396 INFO L290 TraceCheckUtils]: 13: Hoare triple {9802#true} ~cond := #in~cond; {9802#true} is VALID [2022-04-08 12:24:19,396 INFO L290 TraceCheckUtils]: 14: Hoare triple {9802#true} assume !(0 == ~cond); {9802#true} is VALID [2022-04-08 12:24:19,396 INFO L290 TraceCheckUtils]: 15: Hoare triple {9802#true} assume true; {9802#true} is VALID [2022-04-08 12:24:19,396 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {9802#true} {9802#true} #81#return; {9802#true} is VALID [2022-04-08 12:24:19,396 INFO L272 TraceCheckUtils]: 17: Hoare triple {9802#true} call assume_abort_if_not((if ~x~0 >= 1 then 1 else 0)); {9802#true} is VALID [2022-04-08 12:24:19,396 INFO L290 TraceCheckUtils]: 18: Hoare triple {9802#true} ~cond := #in~cond; {9802#true} is VALID [2022-04-08 12:24:19,396 INFO L290 TraceCheckUtils]: 19: Hoare triple {9802#true} assume !(0 == ~cond); {9802#true} is VALID [2022-04-08 12:24:19,396 INFO L290 TraceCheckUtils]: 20: Hoare triple {9802#true} assume true; {9802#true} is VALID [2022-04-08 12:24:19,397 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {9802#true} {9802#true} #83#return; {9802#true} is VALID [2022-04-08 12:24:19,397 INFO L272 TraceCheckUtils]: 22: Hoare triple {9802#true} call assume_abort_if_not((if ~y~0 >= 1 then 1 else 0)); {9802#true} is VALID [2022-04-08 12:24:19,397 INFO L290 TraceCheckUtils]: 23: Hoare triple {9802#true} ~cond := #in~cond; {9802#true} is VALID [2022-04-08 12:24:19,397 INFO L290 TraceCheckUtils]: 24: Hoare triple {9802#true} assume !(0 == ~cond); {9802#true} is VALID [2022-04-08 12:24:19,397 INFO L290 TraceCheckUtils]: 25: Hoare triple {9802#true} assume true; {9802#true} is VALID [2022-04-08 12:24:19,397 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {9802#true} {9802#true} #85#return; {9802#true} is VALID [2022-04-08 12:24:19,397 INFO L290 TraceCheckUtils]: 27: Hoare triple {9802#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; {9802#true} is VALID [2022-04-08 12:24:19,397 INFO L272 TraceCheckUtils]: 28: Hoare triple {9802#true} call assume_abort_if_not((if ~xy~0 < 2147483647 then 1 else 0)); {9802#true} is VALID [2022-04-08 12:24:19,397 INFO L290 TraceCheckUtils]: 29: Hoare triple {9802#true} ~cond := #in~cond; {9802#true} is VALID [2022-04-08 12:24:19,397 INFO L290 TraceCheckUtils]: 30: Hoare triple {9802#true} assume !(0 == ~cond); {9802#true} is VALID [2022-04-08 12:24:19,397 INFO L290 TraceCheckUtils]: 31: Hoare triple {9802#true} assume true; {9802#true} is VALID [2022-04-08 12:24:19,397 INFO L284 TraceCheckUtils]: 32: Hoare quadruple {9802#true} {9802#true} #87#return; {9802#true} is VALID [2022-04-08 12:24:19,397 INFO L272 TraceCheckUtils]: 33: Hoare triple {9802#true} call assume_abort_if_not((if ~yy~0 < 2147483647 then 1 else 0)); {9802#true} is VALID [2022-04-08 12:24:19,397 INFO L290 TraceCheckUtils]: 34: Hoare triple {9802#true} ~cond := #in~cond; {9802#true} is VALID [2022-04-08 12:24:19,397 INFO L290 TraceCheckUtils]: 35: Hoare triple {9802#true} assume !(0 == ~cond); {9802#true} is VALID [2022-04-08 12:24:19,398 INFO L290 TraceCheckUtils]: 36: Hoare triple {9802#true} assume true; {9802#true} is VALID [2022-04-08 12:24:19,398 INFO L284 TraceCheckUtils]: 37: Hoare quadruple {9802#true} {9802#true} #89#return; {9802#true} is VALID [2022-04-08 12:24:19,398 INFO L290 TraceCheckUtils]: 38: Hoare triple {9802#true} assume !false; {9802#true} is VALID [2022-04-08 12:24:19,398 INFO L290 TraceCheckUtils]: 39: Hoare triple {9802#true} assume !!(0 != ~b~0);~c~0 := ~a~0;~k~0 := 0; {9802#true} is VALID [2022-04-08 12:24:19,398 INFO L290 TraceCheckUtils]: 40: Hoare triple {9802#true} assume !false; {9802#true} is VALID [2022-04-08 12:24:19,398 INFO L272 TraceCheckUtils]: 41: Hoare triple {9802#true} call __VERIFIER_assert((if ~a~0 == ~k~0 * ~b~0 + ~c~0 then 1 else 0)); {9802#true} is VALID [2022-04-08 12:24:19,398 INFO L290 TraceCheckUtils]: 42: Hoare triple {9802#true} ~cond := #in~cond; {9802#true} is VALID [2022-04-08 12:24:19,398 INFO L290 TraceCheckUtils]: 43: Hoare triple {9802#true} assume !(0 == ~cond); {9802#true} is VALID [2022-04-08 12:24:19,398 INFO L290 TraceCheckUtils]: 44: Hoare triple {9802#true} assume true; {9802#true} is VALID [2022-04-08 12:24:19,398 INFO L284 TraceCheckUtils]: 45: Hoare quadruple {9802#true} {9802#true} #91#return; {9802#true} is VALID [2022-04-08 12:24:19,398 INFO L272 TraceCheckUtils]: 46: Hoare triple {9802#true} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {9802#true} is VALID [2022-04-08 12:24:19,398 INFO L290 TraceCheckUtils]: 47: Hoare triple {9802#true} ~cond := #in~cond; {9802#true} is VALID [2022-04-08 12:24:19,398 INFO L290 TraceCheckUtils]: 48: Hoare triple {9802#true} assume !(0 == ~cond); {9802#true} is VALID [2022-04-08 12:24:19,398 INFO L290 TraceCheckUtils]: 49: Hoare triple {9802#true} assume true; {9802#true} is VALID [2022-04-08 12:24:19,399 INFO L284 TraceCheckUtils]: 50: Hoare quadruple {9802#true} {9802#true} #93#return; {9802#true} is VALID [2022-04-08 12:24:19,399 INFO L272 TraceCheckUtils]: 51: Hoare triple {9802#true} call __VERIFIER_assert((if ~b~0 == ~x~0 * ~q~0 + ~y~0 * ~s~0 then 1 else 0)); {9802#true} is VALID [2022-04-08 12:24:19,399 INFO L290 TraceCheckUtils]: 52: Hoare triple {9802#true} ~cond := #in~cond; {9802#true} is VALID [2022-04-08 12:24:19,399 INFO L290 TraceCheckUtils]: 53: Hoare triple {9802#true} assume !(0 == ~cond); {9802#true} is VALID [2022-04-08 12:24:19,399 INFO L290 TraceCheckUtils]: 54: Hoare triple {9802#true} assume true; {9802#true} is VALID [2022-04-08 12:24:19,399 INFO L284 TraceCheckUtils]: 55: Hoare quadruple {9802#true} {9802#true} #95#return; {9802#true} is VALID [2022-04-08 12:24:19,399 INFO L272 TraceCheckUtils]: 56: Hoare triple {9802#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)); {9802#true} is VALID [2022-04-08 12:24:19,399 INFO L290 TraceCheckUtils]: 57: Hoare triple {9802#true} ~cond := #in~cond; {9802#true} is VALID [2022-04-08 12:24:19,399 INFO L290 TraceCheckUtils]: 58: Hoare triple {9802#true} assume !(0 == ~cond); {9802#true} is VALID [2022-04-08 12:24:19,399 INFO L290 TraceCheckUtils]: 59: Hoare triple {9802#true} assume true; {9802#true} is VALID [2022-04-08 12:24:19,399 INFO L284 TraceCheckUtils]: 60: Hoare quadruple {9802#true} {9802#true} #97#return; {9802#true} is VALID [2022-04-08 12:24:19,399 INFO L290 TraceCheckUtils]: 61: Hoare triple {9802#true} assume !(~c~0 >= ~b~0); {9990#(not (<= main_~b~0 main_~c~0))} is VALID [2022-04-08 12:24:19,400 INFO L290 TraceCheckUtils]: 62: Hoare triple {9990#(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; {9994#(< main_~b~0 main_~a~0)} is VALID [2022-04-08 12:24:19,400 INFO L290 TraceCheckUtils]: 63: Hoare triple {9994#(< main_~b~0 main_~a~0)} assume !false; {9994#(< main_~b~0 main_~a~0)} is VALID [2022-04-08 12:24:19,400 INFO L290 TraceCheckUtils]: 64: Hoare triple {9994#(< main_~b~0 main_~a~0)} assume !!(0 != ~b~0);~c~0 := ~a~0;~k~0 := 0; {10001#(< main_~b~0 main_~c~0)} is VALID [2022-04-08 12:24:19,401 INFO L290 TraceCheckUtils]: 65: Hoare triple {10001#(< main_~b~0 main_~c~0)} assume !false; {10001#(< main_~b~0 main_~c~0)} is VALID [2022-04-08 12:24:19,401 INFO L272 TraceCheckUtils]: 66: Hoare triple {10001#(< main_~b~0 main_~c~0)} call __VERIFIER_assert((if ~a~0 == ~k~0 * ~b~0 + ~c~0 then 1 else 0)); {9802#true} is VALID [2022-04-08 12:24:19,401 INFO L290 TraceCheckUtils]: 67: Hoare triple {9802#true} ~cond := #in~cond; {9802#true} is VALID [2022-04-08 12:24:19,401 INFO L290 TraceCheckUtils]: 68: Hoare triple {9802#true} assume !(0 == ~cond); {9802#true} is VALID [2022-04-08 12:24:19,401 INFO L290 TraceCheckUtils]: 69: Hoare triple {9802#true} assume true; {9802#true} is VALID [2022-04-08 12:24:19,402 INFO L284 TraceCheckUtils]: 70: Hoare quadruple {9802#true} {10001#(< main_~b~0 main_~c~0)} #91#return; {10001#(< main_~b~0 main_~c~0)} is VALID [2022-04-08 12:24:19,402 INFO L272 TraceCheckUtils]: 71: Hoare triple {10001#(< main_~b~0 main_~c~0)} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {9802#true} is VALID [2022-04-08 12:24:19,402 INFO L290 TraceCheckUtils]: 72: Hoare triple {9802#true} ~cond := #in~cond; {9802#true} is VALID [2022-04-08 12:24:19,402 INFO L290 TraceCheckUtils]: 73: Hoare triple {9802#true} assume !(0 == ~cond); {9802#true} is VALID [2022-04-08 12:24:19,402 INFO L290 TraceCheckUtils]: 74: Hoare triple {9802#true} assume true; {9802#true} is VALID [2022-04-08 12:24:19,402 INFO L284 TraceCheckUtils]: 75: Hoare quadruple {9802#true} {10001#(< main_~b~0 main_~c~0)} #93#return; {10001#(< main_~b~0 main_~c~0)} is VALID [2022-04-08 12:24:19,402 INFO L272 TraceCheckUtils]: 76: Hoare triple {10001#(< main_~b~0 main_~c~0)} call __VERIFIER_assert((if ~b~0 == ~x~0 * ~q~0 + ~y~0 * ~s~0 then 1 else 0)); {9802#true} is VALID [2022-04-08 12:24:19,403 INFO L290 TraceCheckUtils]: 77: Hoare triple {9802#true} ~cond := #in~cond; {9802#true} is VALID [2022-04-08 12:24:19,403 INFO L290 TraceCheckUtils]: 78: Hoare triple {9802#true} assume !(0 == ~cond); {9802#true} is VALID [2022-04-08 12:24:19,403 INFO L290 TraceCheckUtils]: 79: Hoare triple {9802#true} assume true; {9802#true} is VALID [2022-04-08 12:24:19,403 INFO L284 TraceCheckUtils]: 80: Hoare quadruple {9802#true} {10001#(< main_~b~0 main_~c~0)} #95#return; {10001#(< main_~b~0 main_~c~0)} is VALID [2022-04-08 12:24:19,403 INFO L272 TraceCheckUtils]: 81: Hoare triple {10001#(< 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)); {9802#true} is VALID [2022-04-08 12:24:19,403 INFO L290 TraceCheckUtils]: 82: Hoare triple {9802#true} ~cond := #in~cond; {9802#true} is VALID [2022-04-08 12:24:19,403 INFO L290 TraceCheckUtils]: 83: Hoare triple {9802#true} assume !(0 == ~cond); {9802#true} is VALID [2022-04-08 12:24:19,404 INFO L290 TraceCheckUtils]: 84: Hoare triple {9802#true} assume true; {9802#true} is VALID [2022-04-08 12:24:19,405 INFO L284 TraceCheckUtils]: 85: Hoare quadruple {9802#true} {10001#(< main_~b~0 main_~c~0)} #97#return; {10001#(< main_~b~0 main_~c~0)} is VALID [2022-04-08 12:24:19,405 INFO L290 TraceCheckUtils]: 86: Hoare triple {10001#(< main_~b~0 main_~c~0)} assume !(~c~0 >= ~b~0); {9803#false} is VALID [2022-04-08 12:24:19,405 INFO L290 TraceCheckUtils]: 87: Hoare triple {9803#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; {9803#false} is VALID [2022-04-08 12:24:19,405 INFO L290 TraceCheckUtils]: 88: Hoare triple {9803#false} assume !false; {9803#false} is VALID [2022-04-08 12:24:19,405 INFO L290 TraceCheckUtils]: 89: Hoare triple {9803#false} assume !!(0 != ~b~0);~c~0 := ~a~0;~k~0 := 0; {9803#false} is VALID [2022-04-08 12:24:19,405 INFO L290 TraceCheckUtils]: 90: Hoare triple {9803#false} assume !false; {9803#false} is VALID [2022-04-08 12:24:19,405 INFO L272 TraceCheckUtils]: 91: Hoare triple {9803#false} call __VERIFIER_assert((if ~a~0 == ~k~0 * ~b~0 + ~c~0 then 1 else 0)); {9803#false} is VALID [2022-04-08 12:24:19,405 INFO L290 TraceCheckUtils]: 92: Hoare triple {9803#false} ~cond := #in~cond; {9803#false} is VALID [2022-04-08 12:24:19,405 INFO L290 TraceCheckUtils]: 93: Hoare triple {9803#false} assume !(0 == ~cond); {9803#false} is VALID [2022-04-08 12:24:19,406 INFO L290 TraceCheckUtils]: 94: Hoare triple {9803#false} assume true; {9803#false} is VALID [2022-04-08 12:24:19,406 INFO L284 TraceCheckUtils]: 95: Hoare quadruple {9803#false} {9803#false} #91#return; {9803#false} is VALID [2022-04-08 12:24:19,406 INFO L272 TraceCheckUtils]: 96: Hoare triple {9803#false} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {9803#false} is VALID [2022-04-08 12:24:19,406 INFO L290 TraceCheckUtils]: 97: Hoare triple {9803#false} ~cond := #in~cond; {9803#false} is VALID [2022-04-08 12:24:19,406 INFO L290 TraceCheckUtils]: 98: Hoare triple {9803#false} assume 0 == ~cond; {9803#false} is VALID [2022-04-08 12:24:19,406 INFO L290 TraceCheckUtils]: 99: Hoare triple {9803#false} assume !false; {9803#false} is VALID [2022-04-08 12:24:19,406 INFO L134 CoverageAnalysis]: Checked inductivity of 241 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 174 trivial. 0 not checked. [2022-04-08 12:24:19,406 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-04-08 12:24:19,406 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-08 12:24:19,406 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1484511597] [2022-04-08 12:24:19,406 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-04-08 12:24:19,407 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [199218114] [2022-04-08 12:24:19,407 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [199218114] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 12:24:19,407 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 12:24:19,407 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-04-08 12:24:19,407 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-08 12:24:19,407 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [1064677062] [2022-04-08 12:24:19,407 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [1064677062] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 12:24:19,407 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 12:24:19,407 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-04-08 12:24:19,407 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [993729771] [2022-04-08 12:24:19,407 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-08 12:24:19,408 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 [2022-04-08 12:24:19,408 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-08 12:24:19,408 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) [2022-04-08 12:24:19,453 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 63 edges. 63 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 12:24:19,453 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-04-08 12:24:19,453 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-08 12:24:19,454 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-04-08 12:24:19,455 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-04-08 12:24:19,455 INFO L87 Difference]: Start difference. First operand 153 states and 206 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) [2022-04-08 12:24:19,931 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 12:24:19,931 INFO L93 Difference]: Finished difference Result 201 states and 280 transitions. [2022-04-08 12:24:19,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-04-08 12:24:19,931 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 [2022-04-08 12:24:19,931 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-08 12:24:19,931 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) [2022-04-08 12:24:19,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 94 transitions. [2022-04-08 12:24:19,933 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) [2022-04-08 12:24:19,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 94 transitions. [2022-04-08 12:24:19,934 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 6 states and 94 transitions. [2022-04-08 12:24:20,008 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 94 edges. 94 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 12:24:20,011 INFO L225 Difference]: With dead ends: 201 [2022-04-08 12:24:20,011 INFO L226 Difference]: Without dead ends: 156 [2022-04-08 12:24:20,013 INFO L912 BasicCegarLoop]: 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 [2022-04-08 12:24:20,014 INFO L913 BasicCegarLoop]: 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 [2022-04-08 12:24:20,014 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [11 Valid, 163 Invalid, 74 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 69 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-04-08 12:24:20,014 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 156 states. [2022-04-08 12:24:20,240 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 156 to 147. [2022-04-08 12:24:20,240 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-08 12:24:20,241 INFO L82 GeneralOperation]: Start isEquivalent. First operand 156 states. Second operand has 147 states, 78 states have (on average 1.1282051282051282) internal successors, (88), 80 states have internal predecessors, (88), 55 states have call successors, (55), 14 states have call predecessors, (55), 13 states have return successors, (52), 52 states have call predecessors, (52), 52 states have call successors, (52) [2022-04-08 12:24:20,241 INFO L74 IsIncluded]: Start isIncluded. First operand 156 states. Second operand has 147 states, 78 states have (on average 1.1282051282051282) internal successors, (88), 80 states have internal predecessors, (88), 55 states have call successors, (55), 14 states have call predecessors, (55), 13 states have return successors, (52), 52 states have call predecessors, (52), 52 states have call successors, (52) [2022-04-08 12:24:20,241 INFO L87 Difference]: Start difference. First operand 156 states. Second operand has 147 states, 78 states have (on average 1.1282051282051282) internal successors, (88), 80 states have internal predecessors, (88), 55 states have call successors, (55), 14 states have call predecessors, (55), 13 states have return successors, (52), 52 states have call predecessors, (52), 52 states have call successors, (52) [2022-04-08 12:24:20,244 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 12:24:20,245 INFO L93 Difference]: Finished difference Result 156 states and 209 transitions. [2022-04-08 12:24:20,245 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 209 transitions. [2022-04-08 12:24:20,245 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 12:24:20,245 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 12:24:20,245 INFO L74 IsIncluded]: Start isIncluded. First operand has 147 states, 78 states have (on average 1.1282051282051282) internal successors, (88), 80 states have internal predecessors, (88), 55 states have call successors, (55), 14 states have call predecessors, (55), 13 states have return successors, (52), 52 states have call predecessors, (52), 52 states have call successors, (52) Second operand 156 states. [2022-04-08 12:24:20,246 INFO L87 Difference]: Start difference. First operand has 147 states, 78 states have (on average 1.1282051282051282) internal successors, (88), 80 states have internal predecessors, (88), 55 states have call successors, (55), 14 states have call predecessors, (55), 13 states have return successors, (52), 52 states have call predecessors, (52), 52 states have call successors, (52) Second operand 156 states. [2022-04-08 12:24:20,249 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 12:24:20,249 INFO L93 Difference]: Finished difference Result 156 states and 209 transitions. [2022-04-08 12:24:20,249 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 209 transitions. [2022-04-08 12:24:20,249 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 12:24:20,249 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 12:24:20,249 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-08 12:24:20,249 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-08 12:24:20,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 147 states, 78 states have (on average 1.1282051282051282) internal successors, (88), 80 states have internal predecessors, (88), 55 states have call successors, (55), 14 states have call predecessors, (55), 13 states have return successors, (52), 52 states have call predecessors, (52), 52 states have call successors, (52) [2022-04-08 12:24:20,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 147 states and 195 transitions. [2022-04-08 12:24:20,252 INFO L78 Accepts]: Start accepts. Automaton has 147 states and 195 transitions. Word has length 100 [2022-04-08 12:24:20,253 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-08 12:24:20,253 INFO L478 AbstractCegarLoop]: Abstraction has 147 states and 195 transitions. [2022-04-08 12:24:20,253 INFO L479 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) [2022-04-08 12:24:20,253 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 147 states and 195 transitions. [2022-04-08 12:24:20,574 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 195 edges. 195 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 12:24:20,574 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 195 transitions. [2022-04-08 12:24:20,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2022-04-08 12:24:20,582 INFO L491 BasicCegarLoop]: Found error trace [2022-04-08 12:24:20,582 INFO L499 BasicCegarLoop]: 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] [2022-04-08 12:24:20,598 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2022-04-08 12:24:20,783 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2022-04-08 12:24:20,783 INFO L403 AbstractCegarLoop]: === Iteration 14 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-08 12:24:20,783 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-08 12:24:20,783 INFO L85 PathProgramCache]: Analyzing trace with hash -428114403, now seen corresponding path program 1 times [2022-04-08 12:24:20,783 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-08 12:24:20,783 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [949621397] [2022-04-08 12:24:20,784 INFO L202 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-04-08 12:24:20,784 INFO L85 PathProgramCache]: Analyzing trace with hash -428114403, now seen corresponding path program 2 times [2022-04-08 12:24:20,784 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-08 12:24:20,784 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [628699426] [2022-04-08 12:24:20,784 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-08 12:24:20,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-08 12:24:20,794 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-04-08 12:24:20,794 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [439909789] [2022-04-08 12:24:20,794 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-04-08 12:24:20,794 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-08 12:24:20,795 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-08 12:24:20,795 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-04-08 12:24:20,796 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2022-04-08 12:24:20,845 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-04-08 12:24:20,846 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-08 12:24:20,847 INFO L263 TraceCheckSpWp]: Trace formula consists of 264 conjuncts, 66 conjunts are in the unsatisfiable core [2022-04-08 12:24:20,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 12:24:20,866 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-08 12:24:22,440 INFO L272 TraceCheckUtils]: 0: Hoare triple {11118#true} call ULTIMATE.init(); {11118#true} is VALID [2022-04-08 12:24:22,441 INFO L290 TraceCheckUtils]: 1: Hoare triple {11118#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); {11118#true} is VALID [2022-04-08 12:24:22,441 INFO L290 TraceCheckUtils]: 2: Hoare triple {11118#true} assume true; {11118#true} is VALID [2022-04-08 12:24:22,441 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {11118#true} {11118#true} #103#return; {11118#true} is VALID [2022-04-08 12:24:22,441 INFO L272 TraceCheckUtils]: 4: Hoare triple {11118#true} call #t~ret6 := main(); {11118#true} is VALID [2022-04-08 12:24:22,441 INFO L290 TraceCheckUtils]: 5: Hoare triple {11118#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; {11118#true} is VALID [2022-04-08 12:24:22,441 INFO L272 TraceCheckUtils]: 6: Hoare triple {11118#true} call assume_abort_if_not((if ~x~0 >= 0 && ~x~0 <= 50 then 1 else 0)); {11118#true} is VALID [2022-04-08 12:24:22,441 INFO L290 TraceCheckUtils]: 7: Hoare triple {11118#true} ~cond := #in~cond; {11118#true} is VALID [2022-04-08 12:24:22,441 INFO L290 TraceCheckUtils]: 8: Hoare triple {11118#true} assume !(0 == ~cond); {11118#true} is VALID [2022-04-08 12:24:22,441 INFO L290 TraceCheckUtils]: 9: Hoare triple {11118#true} assume true; {11118#true} is VALID [2022-04-08 12:24:22,442 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {11118#true} {11118#true} #79#return; {11118#true} is VALID [2022-04-08 12:24:22,442 INFO L290 TraceCheckUtils]: 11: Hoare triple {11118#true} assume -2147483648 <= #t~nondet5 && #t~nondet5 <= 2147483647;~y~0 := #t~nondet5;havoc #t~nondet5; {11118#true} is VALID [2022-04-08 12:24:22,442 INFO L272 TraceCheckUtils]: 12: Hoare triple {11118#true} call assume_abort_if_not((if ~y~0 >= 0 && ~y~0 <= 50 then 1 else 0)); {11118#true} is VALID [2022-04-08 12:24:22,442 INFO L290 TraceCheckUtils]: 13: Hoare triple {11118#true} ~cond := #in~cond; {11118#true} is VALID [2022-04-08 12:24:22,442 INFO L290 TraceCheckUtils]: 14: Hoare triple {11118#true} assume !(0 == ~cond); {11118#true} is VALID [2022-04-08 12:24:22,442 INFO L290 TraceCheckUtils]: 15: Hoare triple {11118#true} assume true; {11118#true} is VALID [2022-04-08 12:24:22,442 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {11118#true} {11118#true} #81#return; {11118#true} is VALID [2022-04-08 12:24:22,442 INFO L272 TraceCheckUtils]: 17: Hoare triple {11118#true} call assume_abort_if_not((if ~x~0 >= 1 then 1 else 0)); {11118#true} is VALID [2022-04-08 12:24:22,443 INFO L290 TraceCheckUtils]: 18: Hoare triple {11118#true} ~cond := #in~cond; {11177#(= assume_abort_if_not_~cond |assume_abort_if_not_#in~cond|)} is VALID [2022-04-08 12:24:22,443 INFO L290 TraceCheckUtils]: 19: Hoare triple {11177#(= assume_abort_if_not_~cond |assume_abort_if_not_#in~cond|)} assume !(0 == ~cond); {11181#(not (= |assume_abort_if_not_#in~cond| 0))} is VALID [2022-04-08 12:24:22,443 INFO L290 TraceCheckUtils]: 20: Hoare triple {11181#(not (= |assume_abort_if_not_#in~cond| 0))} assume true; {11181#(not (= |assume_abort_if_not_#in~cond| 0))} is VALID [2022-04-08 12:24:22,444 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {11181#(not (= |assume_abort_if_not_#in~cond| 0))} {11118#true} #83#return; {11188#(<= 1 main_~x~0)} is VALID [2022-04-08 12:24:22,444 INFO L272 TraceCheckUtils]: 22: Hoare triple {11188#(<= 1 main_~x~0)} call assume_abort_if_not((if ~y~0 >= 1 then 1 else 0)); {11118#true} is VALID [2022-04-08 12:24:22,444 INFO L290 TraceCheckUtils]: 23: Hoare triple {11118#true} ~cond := #in~cond; {11118#true} is VALID [2022-04-08 12:24:22,444 INFO L290 TraceCheckUtils]: 24: Hoare triple {11118#true} assume !(0 == ~cond); {11118#true} is VALID [2022-04-08 12:24:22,444 INFO L290 TraceCheckUtils]: 25: Hoare triple {11118#true} assume true; {11118#true} is VALID [2022-04-08 12:24:22,445 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {11118#true} {11188#(<= 1 main_~x~0)} #85#return; {11188#(<= 1 main_~x~0)} is VALID [2022-04-08 12:24:22,445 INFO L290 TraceCheckUtils]: 27: Hoare triple {11188#(<= 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; {11207#(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 [2022-04-08 12:24:22,445 INFO L272 TraceCheckUtils]: 28: Hoare triple {11207#(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)); {11118#true} is VALID [2022-04-08 12:24:22,445 INFO L290 TraceCheckUtils]: 29: Hoare triple {11118#true} ~cond := #in~cond; {11118#true} is VALID [2022-04-08 12:24:22,445 INFO L290 TraceCheckUtils]: 30: Hoare triple {11118#true} assume !(0 == ~cond); {11118#true} is VALID [2022-04-08 12:24:22,446 INFO L290 TraceCheckUtils]: 31: Hoare triple {11118#true} assume true; {11118#true} is VALID [2022-04-08 12:24:22,446 INFO L284 TraceCheckUtils]: 32: Hoare quadruple {11118#true} {11207#(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; {11207#(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 [2022-04-08 12:24:22,446 INFO L272 TraceCheckUtils]: 33: Hoare triple {11207#(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)); {11118#true} is VALID [2022-04-08 12:24:22,446 INFO L290 TraceCheckUtils]: 34: Hoare triple {11118#true} ~cond := #in~cond; {11118#true} is VALID [2022-04-08 12:24:22,447 INFO L290 TraceCheckUtils]: 35: Hoare triple {11118#true} assume !(0 == ~cond); {11118#true} is VALID [2022-04-08 12:24:22,447 INFO L290 TraceCheckUtils]: 36: Hoare triple {11118#true} assume true; {11118#true} is VALID [2022-04-08 12:24:22,447 INFO L284 TraceCheckUtils]: 37: Hoare quadruple {11118#true} {11207#(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; {11207#(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 [2022-04-08 12:24:22,448 INFO L290 TraceCheckUtils]: 38: Hoare triple {11207#(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; {11207#(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 [2022-04-08 12:24:22,448 INFO L290 TraceCheckUtils]: 39: Hoare triple {11207#(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; {11244#(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 [2022-04-08 12:24:22,449 INFO L290 TraceCheckUtils]: 40: Hoare triple {11244#(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; {11244#(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 [2022-04-08 12:24:22,449 INFO L272 TraceCheckUtils]: 41: Hoare triple {11244#(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)); {11118#true} is VALID [2022-04-08 12:24:22,449 INFO L290 TraceCheckUtils]: 42: Hoare triple {11118#true} ~cond := #in~cond; {11118#true} is VALID [2022-04-08 12:24:22,449 INFO L290 TraceCheckUtils]: 43: Hoare triple {11118#true} assume !(0 == ~cond); {11118#true} is VALID [2022-04-08 12:24:22,449 INFO L290 TraceCheckUtils]: 44: Hoare triple {11118#true} assume true; {11118#true} is VALID [2022-04-08 12:24:22,450 INFO L284 TraceCheckUtils]: 45: Hoare quadruple {11118#true} {11244#(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; {11244#(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 [2022-04-08 12:24:22,450 INFO L272 TraceCheckUtils]: 46: Hoare triple {11244#(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)); {11118#true} is VALID [2022-04-08 12:24:22,450 INFO L290 TraceCheckUtils]: 47: Hoare triple {11118#true} ~cond := #in~cond; {11118#true} is VALID [2022-04-08 12:24:22,450 INFO L290 TraceCheckUtils]: 48: Hoare triple {11118#true} assume !(0 == ~cond); {11118#true} is VALID [2022-04-08 12:24:22,450 INFO L290 TraceCheckUtils]: 49: Hoare triple {11118#true} assume true; {11118#true} is VALID [2022-04-08 12:24:22,451 INFO L284 TraceCheckUtils]: 50: Hoare quadruple {11118#true} {11244#(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; {11244#(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 [2022-04-08 12:24:22,451 INFO L272 TraceCheckUtils]: 51: Hoare triple {11244#(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)); {11118#true} is VALID [2022-04-08 12:24:22,451 INFO L290 TraceCheckUtils]: 52: Hoare triple {11118#true} ~cond := #in~cond; {11118#true} is VALID [2022-04-08 12:24:22,451 INFO L290 TraceCheckUtils]: 53: Hoare triple {11118#true} assume !(0 == ~cond); {11118#true} is VALID [2022-04-08 12:24:22,451 INFO L290 TraceCheckUtils]: 54: Hoare triple {11118#true} assume true; {11118#true} is VALID [2022-04-08 12:24:22,452 INFO L284 TraceCheckUtils]: 55: Hoare quadruple {11118#true} {11244#(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; {11244#(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 [2022-04-08 12:24:22,452 INFO L272 TraceCheckUtils]: 56: Hoare triple {11244#(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)); {11118#true} is VALID [2022-04-08 12:24:22,452 INFO L290 TraceCheckUtils]: 57: Hoare triple {11118#true} ~cond := #in~cond; {11118#true} is VALID [2022-04-08 12:24:22,452 INFO L290 TraceCheckUtils]: 58: Hoare triple {11118#true} assume !(0 == ~cond); {11118#true} is VALID [2022-04-08 12:24:22,452 INFO L290 TraceCheckUtils]: 59: Hoare triple {11118#true} assume true; {11118#true} is VALID [2022-04-08 12:24:22,477 INFO L284 TraceCheckUtils]: 60: Hoare quadruple {11118#true} {11244#(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; {11244#(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 [2022-04-08 12:24:22,478 INFO L290 TraceCheckUtils]: 61: Hoare triple {11244#(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; {11311#(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 [2022-04-08 12:24:22,479 INFO L290 TraceCheckUtils]: 62: Hoare triple {11311#(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; {11311#(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 [2022-04-08 12:24:22,479 INFO L272 TraceCheckUtils]: 63: Hoare triple {11311#(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)); {11118#true} is VALID [2022-04-08 12:24:22,479 INFO L290 TraceCheckUtils]: 64: Hoare triple {11118#true} ~cond := #in~cond; {11321#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} is VALID [2022-04-08 12:24:22,479 INFO L290 TraceCheckUtils]: 65: Hoare triple {11321#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} assume !(0 == ~cond); {11325#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 12:24:22,480 INFO L290 TraceCheckUtils]: 66: Hoare triple {11325#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {11325#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 12:24:22,481 INFO L284 TraceCheckUtils]: 67: Hoare quadruple {11325#(not (= |__VERIFIER_assert_#in~cond| 0))} {11311#(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; {11332#(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) (= main_~b~0 main_~y~0) (= main_~k~0 1) (<= main_~b~0 (+ main_~c~0 (* main_~b~0 main_~k~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 [2022-04-08 12:24:22,481 INFO L272 TraceCheckUtils]: 68: Hoare triple {11332#(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) (= main_~b~0 main_~y~0) (= main_~k~0 1) (<= main_~b~0 (+ main_~c~0 (* main_~b~0 main_~k~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))} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {11118#true} is VALID [2022-04-08 12:24:22,481 INFO L290 TraceCheckUtils]: 69: Hoare triple {11118#true} ~cond := #in~cond; {11118#true} is VALID [2022-04-08 12:24:22,481 INFO L290 TraceCheckUtils]: 70: Hoare triple {11118#true} assume !(0 == ~cond); {11118#true} is VALID [2022-04-08 12:24:22,481 INFO L290 TraceCheckUtils]: 71: Hoare triple {11118#true} assume true; {11118#true} is VALID [2022-04-08 12:24:22,482 INFO L284 TraceCheckUtils]: 72: Hoare quadruple {11118#true} {11332#(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) (= main_~b~0 main_~y~0) (= main_~k~0 1) (<= main_~b~0 (+ main_~c~0 (* main_~b~0 main_~k~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))} #93#return; {11332#(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) (= main_~b~0 main_~y~0) (= main_~k~0 1) (<= main_~b~0 (+ main_~c~0 (* main_~b~0 main_~k~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 [2022-04-08 12:24:22,482 INFO L272 TraceCheckUtils]: 73: Hoare triple {11332#(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) (= main_~b~0 main_~y~0) (= main_~k~0 1) (<= main_~b~0 (+ main_~c~0 (* main_~b~0 main_~k~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))} call __VERIFIER_assert((if ~b~0 == ~x~0 * ~q~0 + ~y~0 * ~s~0 then 1 else 0)); {11118#true} is VALID [2022-04-08 12:24:22,482 INFO L290 TraceCheckUtils]: 74: Hoare triple {11118#true} ~cond := #in~cond; {11321#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} is VALID [2022-04-08 12:24:22,483 INFO L290 TraceCheckUtils]: 75: Hoare triple {11321#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} assume !(0 == ~cond); {11325#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 12:24:22,483 INFO L290 TraceCheckUtils]: 76: Hoare triple {11325#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {11325#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 12:24:22,484 INFO L284 TraceCheckUtils]: 77: Hoare quadruple {11325#(not (= |__VERIFIER_assert_#in~cond| 0))} {11332#(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) (= main_~b~0 main_~y~0) (= main_~k~0 1) (<= main_~b~0 (+ main_~c~0 (* main_~b~0 main_~k~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))} #95#return; {11332#(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) (= main_~b~0 main_~y~0) (= main_~k~0 1) (<= main_~b~0 (+ main_~c~0 (* main_~b~0 main_~k~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 [2022-04-08 12:24:22,484 INFO L272 TraceCheckUtils]: 78: Hoare triple {11332#(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) (= main_~b~0 main_~y~0) (= main_~k~0 1) (<= main_~b~0 (+ main_~c~0 (* main_~b~0 main_~k~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))} 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)); {11118#true} is VALID [2022-04-08 12:24:22,484 INFO L290 TraceCheckUtils]: 79: Hoare triple {11118#true} ~cond := #in~cond; {11321#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} is VALID [2022-04-08 12:24:22,484 INFO L290 TraceCheckUtils]: 80: Hoare triple {11321#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} assume !(0 == ~cond); {11325#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 12:24:22,485 INFO L290 TraceCheckUtils]: 81: Hoare triple {11325#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {11325#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 12:24:22,485 INFO L284 TraceCheckUtils]: 82: Hoare quadruple {11325#(not (= |__VERIFIER_assert_#in~cond| 0))} {11332#(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) (= main_~b~0 main_~y~0) (= main_~k~0 1) (<= main_~b~0 (+ main_~c~0 (* main_~b~0 main_~k~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))} #97#return; {11332#(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) (= main_~b~0 main_~y~0) (= main_~k~0 1) (<= main_~b~0 (+ main_~c~0 (* main_~b~0 main_~k~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 [2022-04-08 12:24:22,486 INFO L290 TraceCheckUtils]: 83: Hoare triple {11332#(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) (= main_~b~0 main_~y~0) (= main_~k~0 1) (<= main_~b~0 (+ main_~c~0 (* main_~b~0 main_~k~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))} assume !(~c~0 >= ~b~0); {11381#(and (= main_~r~0 0) (<= main_~y~0 (+ main_~c~0 (* main_~k~0 main_~y~0))) (< main_~c~0 main_~y~0) (= main_~s~0 1) (= main_~k~0 1) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~x~0 (+ main_~c~0 (* main_~k~0 main_~y~0))) (= main_~p~0 1))} is VALID [2022-04-08 12:24:22,487 INFO L290 TraceCheckUtils]: 84: Hoare triple {11381#(and (= main_~r~0 0) (<= main_~y~0 (+ main_~c~0 (* main_~k~0 main_~y~0))) (< main_~c~0 main_~y~0) (= main_~s~0 1) (= main_~k~0 1) (= main_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 0) (= main_~xy~0 (* main_~y~0 main_~x~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; {11385#(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 [2022-04-08 12:24:22,487 INFO L290 TraceCheckUtils]: 85: Hoare triple {11385#(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; {11385#(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 [2022-04-08 12:24:22,488 INFO L290 TraceCheckUtils]: 86: Hoare triple {11385#(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; {11385#(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 [2022-04-08 12:24:22,488 INFO L290 TraceCheckUtils]: 87: Hoare triple {11385#(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; {11385#(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 [2022-04-08 12:24:22,488 INFO L272 TraceCheckUtils]: 88: Hoare triple {11385#(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)); {11118#true} is VALID [2022-04-08 12:24:22,488 INFO L290 TraceCheckUtils]: 89: Hoare triple {11118#true} ~cond := #in~cond; {11118#true} is VALID [2022-04-08 12:24:22,488 INFO L290 TraceCheckUtils]: 90: Hoare triple {11118#true} assume !(0 == ~cond); {11118#true} is VALID [2022-04-08 12:24:22,488 INFO L290 TraceCheckUtils]: 91: Hoare triple {11118#true} assume true; {11118#true} is VALID [2022-04-08 12:24:22,489 INFO L284 TraceCheckUtils]: 92: Hoare quadruple {11118#true} {11385#(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; {11385#(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 [2022-04-08 12:24:22,489 INFO L272 TraceCheckUtils]: 93: Hoare triple {11385#(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)); {11118#true} is VALID [2022-04-08 12:24:22,489 INFO L290 TraceCheckUtils]: 94: Hoare triple {11118#true} ~cond := #in~cond; {11118#true} is VALID [2022-04-08 12:24:22,489 INFO L290 TraceCheckUtils]: 95: Hoare triple {11118#true} assume !(0 == ~cond); {11118#true} is VALID [2022-04-08 12:24:22,489 INFO L290 TraceCheckUtils]: 96: Hoare triple {11118#true} assume true; {11118#true} is VALID [2022-04-08 12:24:22,490 INFO L284 TraceCheckUtils]: 97: Hoare quadruple {11118#true} {11385#(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; {11385#(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 [2022-04-08 12:24:22,490 INFO L272 TraceCheckUtils]: 98: Hoare triple {11385#(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)); {11118#true} is VALID [2022-04-08 12:24:22,490 INFO L290 TraceCheckUtils]: 99: Hoare triple {11118#true} ~cond := #in~cond; {11321#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} is VALID [2022-04-08 12:24:22,499 INFO L290 TraceCheckUtils]: 100: Hoare triple {11321#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} assume !(0 == ~cond); {11325#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 12:24:22,499 INFO L290 TraceCheckUtils]: 101: Hoare triple {11325#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {11325#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 12:24:22,500 INFO L284 TraceCheckUtils]: 102: Hoare quadruple {11325#(not (= |__VERIFIER_assert_#in~cond| 0))} {11385#(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; {11385#(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 [2022-04-08 12:24:22,502 INFO L272 TraceCheckUtils]: 103: Hoare triple {11385#(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)); {11443#(<= 1 |__VERIFIER_assert_#in~cond|)} is VALID [2022-04-08 12:24:22,502 INFO L290 TraceCheckUtils]: 104: Hoare triple {11443#(<= 1 |__VERIFIER_assert_#in~cond|)} ~cond := #in~cond; {11447#(<= 1 __VERIFIER_assert_~cond)} is VALID [2022-04-08 12:24:22,503 INFO L290 TraceCheckUtils]: 105: Hoare triple {11447#(<= 1 __VERIFIER_assert_~cond)} assume 0 == ~cond; {11119#false} is VALID [2022-04-08 12:24:22,503 INFO L290 TraceCheckUtils]: 106: Hoare triple {11119#false} assume !false; {11119#false} is VALID [2022-04-08 12:24:22,503 INFO L134 CoverageAnalysis]: Checked inductivity of 320 backedges. 87 proven. 52 refuted. 0 times theorem prover too weak. 181 trivial. 0 not checked. [2022-04-08 12:24:22,503 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-08 12:26:34,758 INFO L290 TraceCheckUtils]: 106: Hoare triple {11119#false} assume !false; {11119#false} is VALID [2022-04-08 12:26:34,759 INFO L290 TraceCheckUtils]: 105: Hoare triple {11447#(<= 1 __VERIFIER_assert_~cond)} assume 0 == ~cond; {11119#false} is VALID [2022-04-08 12:26:34,759 INFO L290 TraceCheckUtils]: 104: Hoare triple {11443#(<= 1 |__VERIFIER_assert_#in~cond|)} ~cond := #in~cond; {11447#(<= 1 __VERIFIER_assert_~cond)} is VALID [2022-04-08 12:26:34,760 INFO L272 TraceCheckUtils]: 103: Hoare triple {11463#(= (+ (* 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)); {11443#(<= 1 |__VERIFIER_assert_#in~cond|)} is VALID [2022-04-08 12:26:34,760 INFO L284 TraceCheckUtils]: 102: Hoare quadruple {11325#(not (= |__VERIFIER_assert_#in~cond| 0))} {11467#(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; {11463#(= (+ (* 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 [2022-04-08 12:26:34,761 INFO L290 TraceCheckUtils]: 101: Hoare triple {11325#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {11325#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 12:26:34,761 INFO L290 TraceCheckUtils]: 100: Hoare triple {11477#(or (not (= |__VERIFIER_assert_#in~cond| 0)) (= __VERIFIER_assert_~cond 0))} assume !(0 == ~cond); {11325#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 12:26:34,761 INFO L290 TraceCheckUtils]: 99: Hoare triple {11118#true} ~cond := #in~cond; {11477#(or (not (= |__VERIFIER_assert_#in~cond| 0)) (= __VERIFIER_assert_~cond 0))} is VALID [2022-04-08 12:26:34,761 INFO L272 TraceCheckUtils]: 98: Hoare triple {11467#(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)); {11118#true} is VALID [2022-04-08 12:26:34,762 INFO L284 TraceCheckUtils]: 97: Hoare quadruple {11118#true} {11467#(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; {11467#(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 [2022-04-08 12:26:34,762 INFO L290 TraceCheckUtils]: 96: Hoare triple {11118#true} assume true; {11118#true} is VALID [2022-04-08 12:26:34,762 INFO L290 TraceCheckUtils]: 95: Hoare triple {11118#true} assume !(0 == ~cond); {11118#true} is VALID [2022-04-08 12:26:34,762 INFO L290 TraceCheckUtils]: 94: Hoare triple {11118#true} ~cond := #in~cond; {11118#true} is VALID [2022-04-08 12:26:34,762 INFO L272 TraceCheckUtils]: 93: Hoare triple {11467#(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)); {11118#true} is VALID [2022-04-08 12:26:34,762 INFO L284 TraceCheckUtils]: 92: Hoare quadruple {11118#true} {11467#(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; {11467#(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 [2022-04-08 12:26:34,763 INFO L290 TraceCheckUtils]: 91: Hoare triple {11118#true} assume true; {11118#true} is VALID [2022-04-08 12:26:34,763 INFO L290 TraceCheckUtils]: 90: Hoare triple {11118#true} assume !(0 == ~cond); {11118#true} is VALID [2022-04-08 12:26:34,763 INFO L290 TraceCheckUtils]: 89: Hoare triple {11118#true} ~cond := #in~cond; {11118#true} is VALID [2022-04-08 12:26:34,763 INFO L272 TraceCheckUtils]: 88: Hoare triple {11467#(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)); {11118#true} is VALID [2022-04-08 12:26:34,763 INFO L290 TraceCheckUtils]: 87: Hoare triple {11467#(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; {11467#(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 [2022-04-08 12:26:34,763 INFO L290 TraceCheckUtils]: 86: Hoare triple {11467#(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; {11467#(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 [2022-04-08 12:26:34,764 INFO L290 TraceCheckUtils]: 85: Hoare triple {11467#(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; {11467#(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 [2022-04-08 12:26:36,766 WARN L290 TraceCheckUtils]: 84: Hoare triple {11523#(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; {11467#(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 [2022-04-08 12:26:36,767 INFO L290 TraceCheckUtils]: 83: Hoare triple {11527#(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); {11523#(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 [2022-04-08 12:26:36,768 INFO L284 TraceCheckUtils]: 82: Hoare quadruple {11325#(not (= |__VERIFIER_assert_#in~cond| 0))} {11531#(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; {11527#(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 [2022-04-08 12:26:36,768 INFO L290 TraceCheckUtils]: 81: Hoare triple {11325#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {11325#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 12:26:36,769 INFO L290 TraceCheckUtils]: 80: Hoare triple {11477#(or (not (= |__VERIFIER_assert_#in~cond| 0)) (= __VERIFIER_assert_~cond 0))} assume !(0 == ~cond); {11325#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 12:26:36,769 INFO L290 TraceCheckUtils]: 79: Hoare triple {11118#true} ~cond := #in~cond; {11477#(or (not (= |__VERIFIER_assert_#in~cond| 0)) (= __VERIFIER_assert_~cond 0))} is VALID [2022-04-08 12:26:36,769 INFO L272 TraceCheckUtils]: 78: Hoare triple {11531#(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)); {11118#true} is VALID [2022-04-08 12:26:36,770 INFO L284 TraceCheckUtils]: 77: Hoare quadruple {11325#(not (= |__VERIFIER_assert_#in~cond| 0))} {11547#(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; {11531#(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 [2022-04-08 12:26:36,770 INFO L290 TraceCheckUtils]: 76: Hoare triple {11325#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {11325#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 12:26:36,771 INFO L290 TraceCheckUtils]: 75: Hoare triple {11477#(or (not (= |__VERIFIER_assert_#in~cond| 0)) (= __VERIFIER_assert_~cond 0))} assume !(0 == ~cond); {11325#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 12:26:36,771 INFO L290 TraceCheckUtils]: 74: Hoare triple {11118#true} ~cond := #in~cond; {11477#(or (not (= |__VERIFIER_assert_#in~cond| 0)) (= __VERIFIER_assert_~cond 0))} is VALID [2022-04-08 12:26:36,771 INFO L272 TraceCheckUtils]: 73: Hoare triple {11547#(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)); {11118#true} is VALID [2022-04-08 12:26:36,772 INFO L284 TraceCheckUtils]: 72: Hoare quadruple {11118#true} {11547#(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; {11547#(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 [2022-04-08 12:26:36,772 INFO L290 TraceCheckUtils]: 71: Hoare triple {11118#true} assume true; {11118#true} is VALID [2022-04-08 12:26:36,772 INFO L290 TraceCheckUtils]: 70: Hoare triple {11118#true} assume !(0 == ~cond); {11118#true} is VALID [2022-04-08 12:26:36,772 INFO L290 TraceCheckUtils]: 69: Hoare triple {11118#true} ~cond := #in~cond; {11118#true} is VALID [2022-04-08 12:26:36,772 INFO L272 TraceCheckUtils]: 68: Hoare triple {11547#(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)); {11118#true} is VALID [2022-04-08 12:26:36,773 INFO L284 TraceCheckUtils]: 67: Hoare quadruple {11325#(not (= |__VERIFIER_assert_#in~cond| 0))} {11578#(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)) (not (= main_~a~0 (+ main_~c~0 (* main_~b~0 main_~k~0)))))} #91#return; {11547#(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 [2022-04-08 12:26:36,773 INFO L290 TraceCheckUtils]: 66: Hoare triple {11325#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {11325#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 12:26:36,774 INFO L290 TraceCheckUtils]: 65: Hoare triple {11477#(or (not (= |__VERIFIER_assert_#in~cond| 0)) (= __VERIFIER_assert_~cond 0))} assume !(0 == ~cond); {11325#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 12:26:36,774 INFO L290 TraceCheckUtils]: 64: Hoare triple {11118#true} ~cond := #in~cond; {11477#(or (not (= |__VERIFIER_assert_#in~cond| 0)) (= __VERIFIER_assert_~cond 0))} is VALID [2022-04-08 12:26:36,774 INFO L272 TraceCheckUtils]: 63: Hoare triple {11578#(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)) (not (= 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)); {11118#true} is VALID [2022-04-08 12:26:36,775 INFO L290 TraceCheckUtils]: 62: Hoare triple {11578#(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)) (not (= main_~a~0 (+ main_~c~0 (* main_~b~0 main_~k~0)))))} assume !false; {11578#(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)) (not (= main_~a~0 (+ main_~c~0 (* main_~b~0 main_~k~0)))))} is VALID [2022-04-08 12:26:37,080 INFO L290 TraceCheckUtils]: 61: Hoare triple {11597#(or (not (= main_~a~0 (+ main_~c~0 (* (- 1) main_~b~0) (* (+ main_~k~0 1) main_~b~0)))) (<= (* 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)))) (not (<= main_~b~0 main_~c~0)))} assume !!(~c~0 >= ~b~0);~c~0 := ~c~0 - ~b~0;~k~0 := 1 + ~k~0; {11578#(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)) (not (= main_~a~0 (+ main_~c~0 (* main_~b~0 main_~k~0)))))} is VALID [2022-04-08 12:26:37,081 INFO L284 TraceCheckUtils]: 60: Hoare quadruple {11118#true} {11597#(or (not (= main_~a~0 (+ main_~c~0 (* (- 1) main_~b~0) (* (+ main_~k~0 1) main_~b~0)))) (<= (* 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)))) (not (<= main_~b~0 main_~c~0)))} #97#return; {11597#(or (not (= main_~a~0 (+ main_~c~0 (* (- 1) main_~b~0) (* (+ main_~k~0 1) main_~b~0)))) (<= (* 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)))) (not (<= main_~b~0 main_~c~0)))} is VALID [2022-04-08 12:26:37,081 INFO L290 TraceCheckUtils]: 59: Hoare triple {11118#true} assume true; {11118#true} is VALID [2022-04-08 12:26:37,082 INFO L290 TraceCheckUtils]: 58: Hoare triple {11118#true} assume !(0 == ~cond); {11118#true} is VALID [2022-04-08 12:26:37,082 INFO L290 TraceCheckUtils]: 57: Hoare triple {11118#true} ~cond := #in~cond; {11118#true} is VALID [2022-04-08 12:26:37,082 INFO L272 TraceCheckUtils]: 56: Hoare triple {11597#(or (not (= main_~a~0 (+ main_~c~0 (* (- 1) main_~b~0) (* (+ main_~k~0 1) main_~b~0)))) (<= (* 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)))) (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)); {11118#true} is VALID [2022-04-08 12:26:37,082 INFO L284 TraceCheckUtils]: 55: Hoare quadruple {11118#true} {11597#(or (not (= main_~a~0 (+ main_~c~0 (* (- 1) main_~b~0) (* (+ main_~k~0 1) main_~b~0)))) (<= (* 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)))) (not (<= main_~b~0 main_~c~0)))} #95#return; {11597#(or (not (= main_~a~0 (+ main_~c~0 (* (- 1) main_~b~0) (* (+ main_~k~0 1) main_~b~0)))) (<= (* 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)))) (not (<= main_~b~0 main_~c~0)))} is VALID [2022-04-08 12:26:37,082 INFO L290 TraceCheckUtils]: 54: Hoare triple {11118#true} assume true; {11118#true} is VALID [2022-04-08 12:26:37,083 INFO L290 TraceCheckUtils]: 53: Hoare triple {11118#true} assume !(0 == ~cond); {11118#true} is VALID [2022-04-08 12:26:37,083 INFO L290 TraceCheckUtils]: 52: Hoare triple {11118#true} ~cond := #in~cond; {11118#true} is VALID [2022-04-08 12:26:37,083 INFO L272 TraceCheckUtils]: 51: Hoare triple {11597#(or (not (= main_~a~0 (+ main_~c~0 (* (- 1) main_~b~0) (* (+ main_~k~0 1) main_~b~0)))) (<= (* 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)))) (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)); {11118#true} is VALID [2022-04-08 12:26:37,083 INFO L284 TraceCheckUtils]: 50: Hoare quadruple {11118#true} {11597#(or (not (= main_~a~0 (+ main_~c~0 (* (- 1) main_~b~0) (* (+ main_~k~0 1) main_~b~0)))) (<= (* 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)))) (not (<= main_~b~0 main_~c~0)))} #93#return; {11597#(or (not (= main_~a~0 (+ main_~c~0 (* (- 1) main_~b~0) (* (+ main_~k~0 1) main_~b~0)))) (<= (* 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)))) (not (<= main_~b~0 main_~c~0)))} is VALID [2022-04-08 12:26:37,083 INFO L290 TraceCheckUtils]: 49: Hoare triple {11118#true} assume true; {11118#true} is VALID [2022-04-08 12:26:37,084 INFO L290 TraceCheckUtils]: 48: Hoare triple {11118#true} assume !(0 == ~cond); {11118#true} is VALID [2022-04-08 12:26:37,084 INFO L290 TraceCheckUtils]: 47: Hoare triple {11118#true} ~cond := #in~cond; {11118#true} is VALID [2022-04-08 12:26:37,084 INFO L272 TraceCheckUtils]: 46: Hoare triple {11597#(or (not (= main_~a~0 (+ main_~c~0 (* (- 1) main_~b~0) (* (+ main_~k~0 1) main_~b~0)))) (<= (* 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)))) (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)); {11118#true} is VALID [2022-04-08 12:26:37,084 INFO L284 TraceCheckUtils]: 45: Hoare quadruple {11118#true} {11597#(or (not (= main_~a~0 (+ main_~c~0 (* (- 1) main_~b~0) (* (+ main_~k~0 1) main_~b~0)))) (<= (* 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)))) (not (<= main_~b~0 main_~c~0)))} #91#return; {11597#(or (not (= main_~a~0 (+ main_~c~0 (* (- 1) main_~b~0) (* (+ main_~k~0 1) main_~b~0)))) (<= (* 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)))) (not (<= main_~b~0 main_~c~0)))} is VALID [2022-04-08 12:26:37,085 INFO L290 TraceCheckUtils]: 44: Hoare triple {11118#true} assume true; {11118#true} is VALID [2022-04-08 12:26:37,085 INFO L290 TraceCheckUtils]: 43: Hoare triple {11118#true} assume !(0 == ~cond); {11118#true} is VALID [2022-04-08 12:26:37,085 INFO L290 TraceCheckUtils]: 42: Hoare triple {11118#true} ~cond := #in~cond; {11118#true} is VALID [2022-04-08 12:26:37,085 INFO L272 TraceCheckUtils]: 41: Hoare triple {11597#(or (not (= main_~a~0 (+ main_~c~0 (* (- 1) main_~b~0) (* (+ main_~k~0 1) main_~b~0)))) (<= (* 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)))) (not (<= main_~b~0 main_~c~0)))} call __VERIFIER_assert((if ~a~0 == ~k~0 * ~b~0 + ~c~0 then 1 else 0)); {11118#true} is VALID [2022-04-08 12:26:37,086 INFO L290 TraceCheckUtils]: 40: Hoare triple {11597#(or (not (= main_~a~0 (+ main_~c~0 (* (- 1) main_~b~0) (* (+ main_~k~0 1) main_~b~0)))) (<= (* 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)))) (not (<= main_~b~0 main_~c~0)))} assume !false; {11597#(or (not (= main_~a~0 (+ main_~c~0 (* (- 1) main_~b~0) (* (+ main_~k~0 1) main_~b~0)))) (<= (* 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)))) (not (<= main_~b~0 main_~c~0)))} is VALID [2022-04-08 12:26:37,086 INFO L290 TraceCheckUtils]: 39: Hoare triple {11664#(or (not (<= main_~b~0 main_~a~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_~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; {11597#(or (not (= main_~a~0 (+ main_~c~0 (* (- 1) main_~b~0) (* (+ main_~k~0 1) main_~b~0)))) (<= (* 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)))) (not (<= main_~b~0 main_~c~0)))} is VALID [2022-04-08 12:26:37,087 INFO L290 TraceCheckUtils]: 38: Hoare triple {11664#(or (not (<= main_~b~0 main_~a~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_~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; {11664#(or (not (<= main_~b~0 main_~a~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_~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 [2022-04-08 12:26:37,088 INFO L284 TraceCheckUtils]: 37: Hoare quadruple {11118#true} {11664#(or (not (<= main_~b~0 main_~a~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_~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))} #89#return; {11664#(or (not (<= main_~b~0 main_~a~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_~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 [2022-04-08 12:26:37,088 INFO L290 TraceCheckUtils]: 36: Hoare triple {11118#true} assume true; {11118#true} is VALID [2022-04-08 12:26:37,088 INFO L290 TraceCheckUtils]: 35: Hoare triple {11118#true} assume !(0 == ~cond); {11118#true} is VALID [2022-04-08 12:26:37,088 INFO L290 TraceCheckUtils]: 34: Hoare triple {11118#true} ~cond := #in~cond; {11118#true} is VALID [2022-04-08 12:26:37,088 INFO L272 TraceCheckUtils]: 33: Hoare triple {11664#(or (not (<= main_~b~0 main_~a~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_~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))} call assume_abort_if_not((if ~yy~0 < 2147483647 then 1 else 0)); {11118#true} is VALID [2022-04-08 12:26:37,089 INFO L284 TraceCheckUtils]: 32: Hoare quadruple {11118#true} {11664#(or (not (<= main_~b~0 main_~a~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_~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))} #87#return; {11664#(or (not (<= main_~b~0 main_~a~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_~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 [2022-04-08 12:26:37,089 INFO L290 TraceCheckUtils]: 31: Hoare triple {11118#true} assume true; {11118#true} is VALID [2022-04-08 12:26:37,089 INFO L290 TraceCheckUtils]: 30: Hoare triple {11118#true} assume !(0 == ~cond); {11118#true} is VALID [2022-04-08 12:26:37,089 INFO L290 TraceCheckUtils]: 29: Hoare triple {11118#true} ~cond := #in~cond; {11118#true} is VALID [2022-04-08 12:26:37,089 INFO L272 TraceCheckUtils]: 28: Hoare triple {11664#(or (not (<= main_~b~0 main_~a~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_~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))} call assume_abort_if_not((if ~xy~0 < 2147483647 then 1 else 0)); {11118#true} is VALID [2022-04-08 12:26:37,090 INFO L290 TraceCheckUtils]: 27: Hoare triple {11118#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; {11664#(or (not (<= main_~b~0 main_~a~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_~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 [2022-04-08 12:26:37,090 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {11118#true} {11118#true} #85#return; {11118#true} is VALID [2022-04-08 12:26:37,090 INFO L290 TraceCheckUtils]: 25: Hoare triple {11118#true} assume true; {11118#true} is VALID [2022-04-08 12:26:37,090 INFO L290 TraceCheckUtils]: 24: Hoare triple {11118#true} assume !(0 == ~cond); {11118#true} is VALID [2022-04-08 12:26:37,090 INFO L290 TraceCheckUtils]: 23: Hoare triple {11118#true} ~cond := #in~cond; {11118#true} is VALID [2022-04-08 12:26:37,091 INFO L272 TraceCheckUtils]: 22: Hoare triple {11118#true} call assume_abort_if_not((if ~y~0 >= 1 then 1 else 0)); {11118#true} is VALID [2022-04-08 12:26:37,091 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {11118#true} {11118#true} #83#return; {11118#true} is VALID [2022-04-08 12:26:37,091 INFO L290 TraceCheckUtils]: 20: Hoare triple {11118#true} assume true; {11118#true} is VALID [2022-04-08 12:26:37,091 INFO L290 TraceCheckUtils]: 19: Hoare triple {11118#true} assume !(0 == ~cond); {11118#true} is VALID [2022-04-08 12:26:37,091 INFO L290 TraceCheckUtils]: 18: Hoare triple {11118#true} ~cond := #in~cond; {11118#true} is VALID [2022-04-08 12:26:37,091 INFO L272 TraceCheckUtils]: 17: Hoare triple {11118#true} call assume_abort_if_not((if ~x~0 >= 1 then 1 else 0)); {11118#true} is VALID [2022-04-08 12:26:37,091 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {11118#true} {11118#true} #81#return; {11118#true} is VALID [2022-04-08 12:26:37,091 INFO L290 TraceCheckUtils]: 15: Hoare triple {11118#true} assume true; {11118#true} is VALID [2022-04-08 12:26:37,091 INFO L290 TraceCheckUtils]: 14: Hoare triple {11118#true} assume !(0 == ~cond); {11118#true} is VALID [2022-04-08 12:26:37,091 INFO L290 TraceCheckUtils]: 13: Hoare triple {11118#true} ~cond := #in~cond; {11118#true} is VALID [2022-04-08 12:26:37,091 INFO L272 TraceCheckUtils]: 12: Hoare triple {11118#true} call assume_abort_if_not((if ~y~0 >= 0 && ~y~0 <= 50 then 1 else 0)); {11118#true} is VALID [2022-04-08 12:26:37,091 INFO L290 TraceCheckUtils]: 11: Hoare triple {11118#true} assume -2147483648 <= #t~nondet5 && #t~nondet5 <= 2147483647;~y~0 := #t~nondet5;havoc #t~nondet5; {11118#true} is VALID [2022-04-08 12:26:37,091 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {11118#true} {11118#true} #79#return; {11118#true} is VALID [2022-04-08 12:26:37,091 INFO L290 TraceCheckUtils]: 9: Hoare triple {11118#true} assume true; {11118#true} is VALID [2022-04-08 12:26:37,092 INFO L290 TraceCheckUtils]: 8: Hoare triple {11118#true} assume !(0 == ~cond); {11118#true} is VALID [2022-04-08 12:26:37,092 INFO L290 TraceCheckUtils]: 7: Hoare triple {11118#true} ~cond := #in~cond; {11118#true} is VALID [2022-04-08 12:26:37,092 INFO L272 TraceCheckUtils]: 6: Hoare triple {11118#true} call assume_abort_if_not((if ~x~0 >= 0 && ~x~0 <= 50 then 1 else 0)); {11118#true} is VALID [2022-04-08 12:26:37,092 INFO L290 TraceCheckUtils]: 5: Hoare triple {11118#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; {11118#true} is VALID [2022-04-08 12:26:37,092 INFO L272 TraceCheckUtils]: 4: Hoare triple {11118#true} call #t~ret6 := main(); {11118#true} is VALID [2022-04-08 12:26:37,092 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {11118#true} {11118#true} #103#return; {11118#true} is VALID [2022-04-08 12:26:37,092 INFO L290 TraceCheckUtils]: 2: Hoare triple {11118#true} assume true; {11118#true} is VALID [2022-04-08 12:26:37,092 INFO L290 TraceCheckUtils]: 1: Hoare triple {11118#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); {11118#true} is VALID [2022-04-08 12:26:37,092 INFO L272 TraceCheckUtils]: 0: Hoare triple {11118#true} call ULTIMATE.init(); {11118#true} is VALID [2022-04-08 12:26:37,093 INFO L134 CoverageAnalysis]: Checked inductivity of 320 backedges. 81 proven. 43 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2022-04-08 12:26:37,093 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-08 12:26:37,093 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [628699426] [2022-04-08 12:26:37,093 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-04-08 12:26:37,093 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [439909789] [2022-04-08 12:26:37,093 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [439909789] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-08 12:26:37,093 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-04-08 12:26:37,093 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 25 [2022-04-08 12:26:37,093 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-08 12:26:37,093 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [949621397] [2022-04-08 12:26:37,094 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [949621397] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 12:26:37,094 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 12:26:37,094 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2022-04-08 12:26:37,094 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [698662219] [2022-04-08 12:26:37,094 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-08 12:26:37,094 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), 6 states have call predecessors, (18), 7 states have call successors, (18) Word has length 107 [2022-04-08 12:26:37,094 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-08 12:26:37,094 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), 6 states have call predecessors, (18), 7 states have call successors, (18) [2022-04-08 12:26:37,159 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 68 edges. 68 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 12:26:37,159 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-04-08 12:26:37,159 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-08 12:26:37,160 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-04-08 12:26:37,160 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=125, Invalid=475, Unknown=0, NotChecked=0, Total=600 [2022-04-08 12:26:37,160 INFO L87 Difference]: Start difference. First operand 147 states and 195 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), 6 states have call predecessors, (18), 7 states have call successors, (18) [2022-04-08 12:26:40,720 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 12:26:40,720 INFO L93 Difference]: Finished difference Result 154 states and 201 transitions. [2022-04-08 12:26:40,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-04-08 12:26:40,721 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), 6 states have call predecessors, (18), 7 states have call successors, (18) Word has length 107 [2022-04-08 12:26:40,721 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-08 12:26:40,721 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), 6 states have call predecessors, (18), 7 states have call successors, (18) [2022-04-08 12:26:40,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 103 transitions. [2022-04-08 12:26:40,723 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), 6 states have call predecessors, (18), 7 states have call successors, (18) [2022-04-08 12:26:40,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 103 transitions. [2022-04-08 12:26:40,724 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 14 states and 103 transitions. [2022-04-08 12:26:40,838 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 103 edges. 103 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 12:26:40,840 INFO L225 Difference]: With dead ends: 154 [2022-04-08 12:26:40,840 INFO L226 Difference]: Without dead ends: 152 [2022-04-08 12:26:40,841 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 217 GetRequests, 188 SyntacticMatches, 2 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 180 ImplicationChecksByTransitivity, 4.7s TimeCoverageRelationStatistics Valid=158, Invalid=654, Unknown=0, NotChecked=0, Total=812 [2022-04-08 12:26:40,841 INFO L913 BasicCegarLoop]: 37 mSDtfsCounter, 38 mSDsluCounter, 160 mSDsCounter, 0 mSdLazyCounter, 605 mSolverCounterSat, 36 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 52 SdHoareTripleChecker+Valid, 197 SdHoareTripleChecker+Invalid, 641 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 36 IncrementalHoareTripleChecker+Valid, 605 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-04-08 12:26:40,841 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [52 Valid, 197 Invalid, 641 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [36 Valid, 605 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-04-08 12:26:40,842 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 152 states. [2022-04-08 12:26:41,045 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 152 to 128. [2022-04-08 12:26:41,045 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-08 12:26:41,046 INFO L82 GeneralOperation]: Start isEquivalent. First operand 152 states. Second operand has 128 states, 68 states have (on average 1.1323529411764706) internal successors, (77), 70 states have internal predecessors, (77), 47 states have call successors, (47), 13 states have call predecessors, (47), 12 states have return successors, (44), 44 states have call predecessors, (44), 44 states have call successors, (44) [2022-04-08 12:26:41,046 INFO L74 IsIncluded]: Start isIncluded. First operand 152 states. Second operand has 128 states, 68 states have (on average 1.1323529411764706) internal successors, (77), 70 states have internal predecessors, (77), 47 states have call successors, (47), 13 states have call predecessors, (47), 12 states have return successors, (44), 44 states have call predecessors, (44), 44 states have call successors, (44) [2022-04-08 12:26:41,046 INFO L87 Difference]: Start difference. First operand 152 states. Second operand has 128 states, 68 states have (on average 1.1323529411764706) internal successors, (77), 70 states have internal predecessors, (77), 47 states have call successors, (47), 13 states have call predecessors, (47), 12 states have return successors, (44), 44 states have call predecessors, (44), 44 states have call successors, (44) [2022-04-08 12:26:41,049 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 12:26:41,049 INFO L93 Difference]: Finished difference Result 152 states and 199 transitions. [2022-04-08 12:26:41,049 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 199 transitions. [2022-04-08 12:26:41,050 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 12:26:41,050 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 12:26:41,050 INFO L74 IsIncluded]: Start isIncluded. First operand has 128 states, 68 states have (on average 1.1323529411764706) internal successors, (77), 70 states have internal predecessors, (77), 47 states have call successors, (47), 13 states have call predecessors, (47), 12 states have return successors, (44), 44 states have call predecessors, (44), 44 states have call successors, (44) Second operand 152 states. [2022-04-08 12:26:41,050 INFO L87 Difference]: Start difference. First operand has 128 states, 68 states have (on average 1.1323529411764706) internal successors, (77), 70 states have internal predecessors, (77), 47 states have call successors, (47), 13 states have call predecessors, (47), 12 states have return successors, (44), 44 states have call predecessors, (44), 44 states have call successors, (44) Second operand 152 states. [2022-04-08 12:26:41,053 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 12:26:41,053 INFO L93 Difference]: Finished difference Result 152 states and 199 transitions. [2022-04-08 12:26:41,053 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 199 transitions. [2022-04-08 12:26:41,053 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 12:26:41,053 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 12:26:41,053 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-08 12:26:41,054 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-08 12:26:41,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 128 states, 68 states have (on average 1.1323529411764706) internal successors, (77), 70 states have internal predecessors, (77), 47 states have call successors, (47), 13 states have call predecessors, (47), 12 states have return successors, (44), 44 states have call predecessors, (44), 44 states have call successors, (44) [2022-04-08 12:26:41,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 128 states and 168 transitions. [2022-04-08 12:26:41,056 INFO L78 Accepts]: Start accepts. Automaton has 128 states and 168 transitions. Word has length 107 [2022-04-08 12:26:41,056 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-08 12:26:41,056 INFO L478 AbstractCegarLoop]: Abstraction has 128 states and 168 transitions. [2022-04-08 12:26:41,057 INFO L479 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), 6 states have call predecessors, (18), 7 states have call successors, (18) [2022-04-08 12:26:41,057 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 128 states and 168 transitions. [2022-04-08 12:26:41,389 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 168 edges. 168 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 12:26:41,390 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 168 transitions. [2022-04-08 12:26:41,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2022-04-08 12:26:41,390 INFO L491 BasicCegarLoop]: Found error trace [2022-04-08 12:26:41,391 INFO L499 BasicCegarLoop]: 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] [2022-04-08 12:26:41,410 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2022-04-08 12:26:41,591 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2022-04-08 12:26:41,591 INFO L403 AbstractCegarLoop]: === Iteration 15 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-08 12:26:41,591 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-08 12:26:41,592 INFO L85 PathProgramCache]: Analyzing trace with hash 1185765869, now seen corresponding path program 3 times [2022-04-08 12:26:41,592 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-08 12:26:41,592 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [1031032443] [2022-04-08 12:26:41,592 INFO L202 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-04-08 12:26:41,592 INFO L85 PathProgramCache]: Analyzing trace with hash 1185765869, now seen corresponding path program 4 times [2022-04-08 12:26:41,592 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-08 12:26:41,592 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [869827628] [2022-04-08 12:26:41,592 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-08 12:26:41,592 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-08 12:26:41,610 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-04-08 12:26:41,610 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [79665850] [2022-04-08 12:26:41,610 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-04-08 12:26:41,610 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-08 12:26:41,610 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-08 12:26:41,611 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-04-08 12:26:41,611 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2022-04-08 12:26:41,669 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-04-08 12:26:41,669 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-08 12:26:41,670 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 49 conjunts are in the unsatisfiable core [2022-04-08 12:26:41,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 12:26:41,694 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-08 12:26:42,753 INFO L272 TraceCheckUtils]: 0: Hoare triple {12660#true} call ULTIMATE.init(); {12660#true} is VALID [2022-04-08 12:26:42,753 INFO L290 TraceCheckUtils]: 1: Hoare triple {12660#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); {12660#true} is VALID [2022-04-08 12:26:42,753 INFO L290 TraceCheckUtils]: 2: Hoare triple {12660#true} assume true; {12660#true} is VALID [2022-04-08 12:26:42,753 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {12660#true} {12660#true} #103#return; {12660#true} is VALID [2022-04-08 12:26:42,753 INFO L272 TraceCheckUtils]: 4: Hoare triple {12660#true} call #t~ret6 := main(); {12660#true} is VALID [2022-04-08 12:26:42,754 INFO L290 TraceCheckUtils]: 5: Hoare triple {12660#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; {12660#true} is VALID [2022-04-08 12:26:42,754 INFO L272 TraceCheckUtils]: 6: Hoare triple {12660#true} call assume_abort_if_not((if ~x~0 >= 0 && ~x~0 <= 50 then 1 else 0)); {12660#true} is VALID [2022-04-08 12:26:42,754 INFO L290 TraceCheckUtils]: 7: Hoare triple {12660#true} ~cond := #in~cond; {12660#true} is VALID [2022-04-08 12:26:42,754 INFO L290 TraceCheckUtils]: 8: Hoare triple {12660#true} assume !(0 == ~cond); {12660#true} is VALID [2022-04-08 12:26:42,754 INFO L290 TraceCheckUtils]: 9: Hoare triple {12660#true} assume true; {12660#true} is VALID [2022-04-08 12:26:42,754 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {12660#true} {12660#true} #79#return; {12660#true} is VALID [2022-04-08 12:26:42,754 INFO L290 TraceCheckUtils]: 11: Hoare triple {12660#true} assume -2147483648 <= #t~nondet5 && #t~nondet5 <= 2147483647;~y~0 := #t~nondet5;havoc #t~nondet5; {12660#true} is VALID [2022-04-08 12:26:42,754 INFO L272 TraceCheckUtils]: 12: Hoare triple {12660#true} call assume_abort_if_not((if ~y~0 >= 0 && ~y~0 <= 50 then 1 else 0)); {12660#true} is VALID [2022-04-08 12:26:42,754 INFO L290 TraceCheckUtils]: 13: Hoare triple {12660#true} ~cond := #in~cond; {12660#true} is VALID [2022-04-08 12:26:42,754 INFO L290 TraceCheckUtils]: 14: Hoare triple {12660#true} assume !(0 == ~cond); {12660#true} is VALID [2022-04-08 12:26:42,754 INFO L290 TraceCheckUtils]: 15: Hoare triple {12660#true} assume true; {12660#true} is VALID [2022-04-08 12:26:42,754 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {12660#true} {12660#true} #81#return; {12660#true} is VALID [2022-04-08 12:26:42,754 INFO L272 TraceCheckUtils]: 17: Hoare triple {12660#true} call assume_abort_if_not((if ~x~0 >= 1 then 1 else 0)); {12660#true} is VALID [2022-04-08 12:26:42,754 INFO L290 TraceCheckUtils]: 18: Hoare triple {12660#true} ~cond := #in~cond; {12660#true} is VALID [2022-04-08 12:26:42,755 INFO L290 TraceCheckUtils]: 19: Hoare triple {12660#true} assume !(0 == ~cond); {12660#true} is VALID [2022-04-08 12:26:42,755 INFO L290 TraceCheckUtils]: 20: Hoare triple {12660#true} assume true; {12660#true} is VALID [2022-04-08 12:26:42,755 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {12660#true} {12660#true} #83#return; {12660#true} is VALID [2022-04-08 12:26:42,755 INFO L272 TraceCheckUtils]: 22: Hoare triple {12660#true} call assume_abort_if_not((if ~y~0 >= 1 then 1 else 0)); {12660#true} is VALID [2022-04-08 12:26:42,755 INFO L290 TraceCheckUtils]: 23: Hoare triple {12660#true} ~cond := #in~cond; {12660#true} is VALID [2022-04-08 12:26:42,755 INFO L290 TraceCheckUtils]: 24: Hoare triple {12660#true} assume !(0 == ~cond); {12660#true} is VALID [2022-04-08 12:26:42,755 INFO L290 TraceCheckUtils]: 25: Hoare triple {12660#true} assume true; {12660#true} is VALID [2022-04-08 12:26:42,755 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {12660#true} {12660#true} #85#return; {12660#true} is VALID [2022-04-08 12:26:42,756 INFO L290 TraceCheckUtils]: 27: Hoare triple {12660#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; {12746#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 12:26:42,756 INFO L272 TraceCheckUtils]: 28: Hoare triple {12746#(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)); {12660#true} is VALID [2022-04-08 12:26:42,756 INFO L290 TraceCheckUtils]: 29: Hoare triple {12660#true} ~cond := #in~cond; {12660#true} is VALID [2022-04-08 12:26:42,756 INFO L290 TraceCheckUtils]: 30: Hoare triple {12660#true} assume !(0 == ~cond); {12660#true} is VALID [2022-04-08 12:26:42,756 INFO L290 TraceCheckUtils]: 31: Hoare triple {12660#true} assume true; {12660#true} is VALID [2022-04-08 12:26:42,756 INFO L284 TraceCheckUtils]: 32: Hoare quadruple {12660#true} {12746#(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; {12746#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 12:26:42,757 INFO L272 TraceCheckUtils]: 33: Hoare triple {12746#(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)); {12660#true} is VALID [2022-04-08 12:26:42,757 INFO L290 TraceCheckUtils]: 34: Hoare triple {12660#true} ~cond := #in~cond; {12660#true} is VALID [2022-04-08 12:26:42,757 INFO L290 TraceCheckUtils]: 35: Hoare triple {12660#true} assume !(0 == ~cond); {12660#true} is VALID [2022-04-08 12:26:42,757 INFO L290 TraceCheckUtils]: 36: Hoare triple {12660#true} assume true; {12660#true} is VALID [2022-04-08 12:26:42,757 INFO L284 TraceCheckUtils]: 37: Hoare quadruple {12660#true} {12746#(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; {12746#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 12:26:42,758 INFO L290 TraceCheckUtils]: 38: Hoare triple {12746#(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; {12746#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 12:26:42,758 INFO L290 TraceCheckUtils]: 39: Hoare triple {12746#(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; {12783#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 12:26:42,758 INFO L290 TraceCheckUtils]: 40: Hoare triple {12783#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} assume !false; {12783#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 12:26:42,759 INFO L272 TraceCheckUtils]: 41: Hoare triple {12783#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} call __VERIFIER_assert((if ~a~0 == ~k~0 * ~b~0 + ~c~0 then 1 else 0)); {12660#true} is VALID [2022-04-08 12:26:42,759 INFO L290 TraceCheckUtils]: 42: Hoare triple {12660#true} ~cond := #in~cond; {12660#true} is VALID [2022-04-08 12:26:42,759 INFO L290 TraceCheckUtils]: 43: Hoare triple {12660#true} assume !(0 == ~cond); {12660#true} is VALID [2022-04-08 12:26:42,759 INFO L290 TraceCheckUtils]: 44: Hoare triple {12660#true} assume true; {12660#true} is VALID [2022-04-08 12:26:42,759 INFO L284 TraceCheckUtils]: 45: Hoare quadruple {12660#true} {12783#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} #91#return; {12783#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 12:26:42,759 INFO L272 TraceCheckUtils]: 46: Hoare triple {12783#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {12660#true} is VALID [2022-04-08 12:26:42,759 INFO L290 TraceCheckUtils]: 47: Hoare triple {12660#true} ~cond := #in~cond; {12660#true} is VALID [2022-04-08 12:26:42,760 INFO L290 TraceCheckUtils]: 48: Hoare triple {12660#true} assume !(0 == ~cond); {12660#true} is VALID [2022-04-08 12:26:42,760 INFO L290 TraceCheckUtils]: 49: Hoare triple {12660#true} assume true; {12660#true} is VALID [2022-04-08 12:26:42,760 INFO L284 TraceCheckUtils]: 50: Hoare quadruple {12660#true} {12783#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} #93#return; {12783#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 12:26:42,760 INFO L272 TraceCheckUtils]: 51: Hoare triple {12783#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} call __VERIFIER_assert((if ~b~0 == ~x~0 * ~q~0 + ~y~0 * ~s~0 then 1 else 0)); {12660#true} is VALID [2022-04-08 12:26:42,760 INFO L290 TraceCheckUtils]: 52: Hoare triple {12660#true} ~cond := #in~cond; {12660#true} is VALID [2022-04-08 12:26:42,760 INFO L290 TraceCheckUtils]: 53: Hoare triple {12660#true} assume !(0 == ~cond); {12660#true} is VALID [2022-04-08 12:26:42,761 INFO L290 TraceCheckUtils]: 54: Hoare triple {12660#true} assume true; {12660#true} is VALID [2022-04-08 12:26:42,761 INFO L284 TraceCheckUtils]: 55: Hoare quadruple {12660#true} {12783#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} #95#return; {12783#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 12:26:42,761 INFO L272 TraceCheckUtils]: 56: Hoare triple {12783#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} 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)); {12660#true} is VALID [2022-04-08 12:26:42,761 INFO L290 TraceCheckUtils]: 57: Hoare triple {12660#true} ~cond := #in~cond; {12660#true} is VALID [2022-04-08 12:26:42,761 INFO L290 TraceCheckUtils]: 58: Hoare triple {12660#true} assume !(0 == ~cond); {12660#true} is VALID [2022-04-08 12:26:42,761 INFO L290 TraceCheckUtils]: 59: Hoare triple {12660#true} assume true; {12660#true} is VALID [2022-04-08 12:26:42,762 INFO L284 TraceCheckUtils]: 60: Hoare quadruple {12660#true} {12783#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} #97#return; {12783#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 12:26:42,763 INFO L290 TraceCheckUtils]: 61: Hoare triple {12783#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} assume !!(~c~0 >= ~b~0);~c~0 := ~c~0 - ~b~0;~k~0 := 1 + ~k~0; {12850#(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_~k~0 1) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 12:26:42,763 INFO L290 TraceCheckUtils]: 62: Hoare triple {12850#(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_~k~0 1) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} assume !false; {12850#(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_~k~0 1) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 12:26:42,763 INFO L272 TraceCheckUtils]: 63: Hoare triple {12850#(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_~k~0 1) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} call __VERIFIER_assert((if ~a~0 == ~k~0 * ~b~0 + ~c~0 then 1 else 0)); {12660#true} is VALID [2022-04-08 12:26:42,764 INFO L290 TraceCheckUtils]: 64: Hoare triple {12660#true} ~cond := #in~cond; {12660#true} is VALID [2022-04-08 12:26:42,764 INFO L290 TraceCheckUtils]: 65: Hoare triple {12660#true} assume !(0 == ~cond); {12660#true} is VALID [2022-04-08 12:26:42,764 INFO L290 TraceCheckUtils]: 66: Hoare triple {12660#true} assume true; {12660#true} is VALID [2022-04-08 12:26:42,764 INFO L284 TraceCheckUtils]: 67: Hoare quadruple {12660#true} {12850#(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_~k~0 1) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} #91#return; {12850#(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_~k~0 1) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 12:26:42,764 INFO L272 TraceCheckUtils]: 68: Hoare triple {12850#(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_~k~0 1) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {12660#true} is VALID [2022-04-08 12:26:42,764 INFO L290 TraceCheckUtils]: 69: Hoare triple {12660#true} ~cond := #in~cond; {12660#true} is VALID [2022-04-08 12:26:42,765 INFO L290 TraceCheckUtils]: 70: Hoare triple {12660#true} assume !(0 == ~cond); {12660#true} is VALID [2022-04-08 12:26:42,765 INFO L290 TraceCheckUtils]: 71: Hoare triple {12660#true} assume true; {12660#true} is VALID [2022-04-08 12:26:42,765 INFO L284 TraceCheckUtils]: 72: Hoare quadruple {12660#true} {12850#(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_~k~0 1) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} #93#return; {12850#(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_~k~0 1) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 12:26:42,765 INFO L272 TraceCheckUtils]: 73: Hoare triple {12850#(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_~k~0 1) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} call __VERIFIER_assert((if ~b~0 == ~x~0 * ~q~0 + ~y~0 * ~s~0 then 1 else 0)); {12660#true} is VALID [2022-04-08 12:26:42,765 INFO L290 TraceCheckUtils]: 74: Hoare triple {12660#true} ~cond := #in~cond; {12660#true} is VALID [2022-04-08 12:26:42,765 INFO L290 TraceCheckUtils]: 75: Hoare triple {12660#true} assume !(0 == ~cond); {12660#true} is VALID [2022-04-08 12:26:42,766 INFO L290 TraceCheckUtils]: 76: Hoare triple {12660#true} assume true; {12660#true} is VALID [2022-04-08 12:26:42,766 INFO L284 TraceCheckUtils]: 77: Hoare quadruple {12660#true} {12850#(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_~k~0 1) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} #95#return; {12850#(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_~k~0 1) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 12:26:42,766 INFO L272 TraceCheckUtils]: 78: Hoare triple {12850#(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_~k~0 1) (= 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)); {12660#true} is VALID [2022-04-08 12:26:42,766 INFO L290 TraceCheckUtils]: 79: Hoare triple {12660#true} ~cond := #in~cond; {12660#true} is VALID [2022-04-08 12:26:42,766 INFO L290 TraceCheckUtils]: 80: Hoare triple {12660#true} assume !(0 == ~cond); {12660#true} is VALID [2022-04-08 12:26:42,766 INFO L290 TraceCheckUtils]: 81: Hoare triple {12660#true} assume true; {12660#true} is VALID [2022-04-08 12:26:42,767 INFO L284 TraceCheckUtils]: 82: Hoare quadruple {12660#true} {12850#(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_~k~0 1) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} #97#return; {12850#(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_~k~0 1) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 12:26:42,768 INFO L290 TraceCheckUtils]: 83: Hoare triple {12850#(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_~k~0 1) (= 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; {12917#(and (= main_~r~0 0) (= (+ (- 1) main_~k~0) 1) (= main_~s~0 1) (<= 0 main_~c~0) (= 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 [2022-04-08 12:26:42,768 INFO L290 TraceCheckUtils]: 84: Hoare triple {12917#(and (= main_~r~0 0) (= (+ (- 1) main_~k~0) 1) (= main_~s~0 1) (<= 0 main_~c~0) (= 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; {12917#(and (= main_~r~0 0) (= (+ (- 1) main_~k~0) 1) (= main_~s~0 1) (<= 0 main_~c~0) (= 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 [2022-04-08 12:26:42,768 INFO L272 TraceCheckUtils]: 85: Hoare triple {12917#(and (= main_~r~0 0) (= (+ (- 1) main_~k~0) 1) (= main_~s~0 1) (<= 0 main_~c~0) (= 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)); {12660#true} is VALID [2022-04-08 12:26:42,769 INFO L290 TraceCheckUtils]: 86: Hoare triple {12660#true} ~cond := #in~cond; {12927#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} is VALID [2022-04-08 12:26:42,769 INFO L290 TraceCheckUtils]: 87: Hoare triple {12927#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} assume !(0 == ~cond); {12931#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 12:26:42,769 INFO L290 TraceCheckUtils]: 88: Hoare triple {12931#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {12931#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 12:26:42,770 INFO L284 TraceCheckUtils]: 89: Hoare quadruple {12931#(not (= |__VERIFIER_assert_#in~cond| 0))} {12917#(and (= main_~r~0 0) (= (+ (- 1) main_~k~0) 1) (= main_~s~0 1) (<= 0 main_~c~0) (= 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; {12917#(and (= main_~r~0 0) (= (+ (- 1) main_~k~0) 1) (= main_~s~0 1) (<= 0 main_~c~0) (= 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 [2022-04-08 12:26:42,770 INFO L272 TraceCheckUtils]: 90: Hoare triple {12917#(and (= main_~r~0 0) (= (+ (- 1) main_~k~0) 1) (= main_~s~0 1) (<= 0 main_~c~0) (= 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)); {12660#true} is VALID [2022-04-08 12:26:42,770 INFO L290 TraceCheckUtils]: 91: Hoare triple {12660#true} ~cond := #in~cond; {12927#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} is VALID [2022-04-08 12:26:42,770 INFO L290 TraceCheckUtils]: 92: Hoare triple {12927#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} assume !(0 == ~cond); {12931#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 12:26:42,771 INFO L290 TraceCheckUtils]: 93: Hoare triple {12931#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {12931#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 12:26:42,772 INFO L284 TraceCheckUtils]: 94: Hoare quadruple {12931#(not (= |__VERIFIER_assert_#in~cond| 0))} {12917#(and (= main_~r~0 0) (= (+ (- 1) main_~k~0) 1) (= main_~s~0 1) (<= 0 main_~c~0) (= 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; {12953#(and (= main_~r~0 0) (= main_~s~0 1) (<= 0 main_~c~0) (= main_~b~0 main_~y~0) (= main_~k~0 2) (= main_~q~0 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 [2022-04-08 12:26:42,772 INFO L272 TraceCheckUtils]: 95: Hoare triple {12953#(and (= main_~r~0 0) (= main_~s~0 1) (<= 0 main_~c~0) (= main_~b~0 main_~y~0) (= main_~k~0 2) (= main_~q~0 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)); {12660#true} is VALID [2022-04-08 12:26:42,772 INFO L290 TraceCheckUtils]: 96: Hoare triple {12660#true} ~cond := #in~cond; {12660#true} is VALID [2022-04-08 12:26:42,772 INFO L290 TraceCheckUtils]: 97: Hoare triple {12660#true} assume !(0 == ~cond); {12660#true} is VALID [2022-04-08 12:26:42,772 INFO L290 TraceCheckUtils]: 98: Hoare triple {12660#true} assume true; {12660#true} is VALID [2022-04-08 12:26:42,773 INFO L284 TraceCheckUtils]: 99: Hoare quadruple {12660#true} {12953#(and (= main_~r~0 0) (= main_~s~0 1) (<= 0 main_~c~0) (= main_~b~0 main_~y~0) (= main_~k~0 2) (= main_~q~0 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; {12953#(and (= main_~r~0 0) (= main_~s~0 1) (<= 0 main_~c~0) (= main_~b~0 main_~y~0) (= main_~k~0 2) (= main_~q~0 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 [2022-04-08 12:26:42,773 INFO L272 TraceCheckUtils]: 100: Hoare triple {12953#(and (= main_~r~0 0) (= main_~s~0 1) (<= 0 main_~c~0) (= main_~b~0 main_~y~0) (= main_~k~0 2) (= main_~q~0 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)); {12660#true} is VALID [2022-04-08 12:26:42,773 INFO L290 TraceCheckUtils]: 101: Hoare triple {12660#true} ~cond := #in~cond; {12660#true} is VALID [2022-04-08 12:26:42,773 INFO L290 TraceCheckUtils]: 102: Hoare triple {12660#true} assume !(0 == ~cond); {12660#true} is VALID [2022-04-08 12:26:42,773 INFO L290 TraceCheckUtils]: 103: Hoare triple {12660#true} assume true; {12660#true} is VALID [2022-04-08 12:26:42,774 INFO L284 TraceCheckUtils]: 104: Hoare quadruple {12660#true} {12953#(and (= main_~r~0 0) (= main_~s~0 1) (<= 0 main_~c~0) (= main_~b~0 main_~y~0) (= main_~k~0 2) (= main_~q~0 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; {12953#(and (= main_~r~0 0) (= main_~s~0 1) (<= 0 main_~c~0) (= main_~b~0 main_~y~0) (= main_~k~0 2) (= main_~q~0 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 [2022-04-08 12:26:42,774 INFO L290 TraceCheckUtils]: 105: Hoare triple {12953#(and (= main_~r~0 0) (= main_~s~0 1) (<= 0 main_~c~0) (= main_~b~0 main_~y~0) (= main_~k~0 2) (= main_~q~0 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); {12987#(and (= main_~r~0 0) (= main_~s~0 1) (not (<= main_~y~0 main_~c~0)) (= (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)) (+ main_~c~0 (* main_~y~0 2))) (<= 0 main_~c~0) (= main_~k~0 2) (= main_~q~0 0) (= main_~p~0 1))} is VALID [2022-04-08 12:26:42,775 INFO L290 TraceCheckUtils]: 106: Hoare triple {12987#(and (= main_~r~0 0) (= main_~s~0 1) (not (<= main_~y~0 main_~c~0)) (= (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)) (+ main_~c~0 (* main_~y~0 2))) (<= 0 main_~c~0) (= main_~k~0 2) (= 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; {12991#(and (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (<= 0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (= (+ main_~s~0 2) 0) (not (<= main_~y~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (= main_~q~0 1))} is VALID [2022-04-08 12:26:42,775 INFO L290 TraceCheckUtils]: 107: Hoare triple {12991#(and (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (<= 0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (= (+ main_~s~0 2) 0) (not (<= main_~y~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (= main_~q~0 1))} assume !false; {12991#(and (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (<= 0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (= (+ main_~s~0 2) 0) (not (<= main_~y~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (= main_~q~0 1))} is VALID [2022-04-08 12:26:42,776 INFO L290 TraceCheckUtils]: 108: Hoare triple {12991#(and (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (<= 0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (= (+ main_~s~0 2) 0) (not (<= main_~y~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (= main_~q~0 1))} assume !(0 != ~b~0); {12998#(and (= (+ main_~s~0 2) 0) (< (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) main_~y~0) (= main_~q~0 1) (= (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) 0))} is VALID [2022-04-08 12:26:42,776 INFO L272 TraceCheckUtils]: 109: Hoare triple {12998#(and (= (+ main_~s~0 2) 0) (< (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) main_~y~0) (= main_~q~0 1) (= (+ (* 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)); {13002#(<= 1 |__VERIFIER_assert_#in~cond|)} is VALID [2022-04-08 12:26:42,777 INFO L290 TraceCheckUtils]: 110: Hoare triple {13002#(<= 1 |__VERIFIER_assert_#in~cond|)} ~cond := #in~cond; {13006#(<= 1 __VERIFIER_assert_~cond)} is VALID [2022-04-08 12:26:42,777 INFO L290 TraceCheckUtils]: 111: Hoare triple {13006#(<= 1 __VERIFIER_assert_~cond)} assume 0 == ~cond; {12661#false} is VALID [2022-04-08 12:26:42,777 INFO L290 TraceCheckUtils]: 112: Hoare triple {12661#false} assume !false; {12661#false} is VALID [2022-04-08 12:26:42,778 INFO L134 CoverageAnalysis]: Checked inductivity of 368 backedges. 70 proven. 34 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2022-04-08 12:26:42,778 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-08 12:28:06,832 INFO L290 TraceCheckUtils]: 112: Hoare triple {12661#false} assume !false; {12661#false} is VALID [2022-04-08 12:28:06,832 INFO L290 TraceCheckUtils]: 111: Hoare triple {13006#(<= 1 __VERIFIER_assert_~cond)} assume 0 == ~cond; {12661#false} is VALID [2022-04-08 12:28:06,833 INFO L290 TraceCheckUtils]: 110: Hoare triple {13002#(<= 1 |__VERIFIER_assert_#in~cond|)} ~cond := #in~cond; {13006#(<= 1 __VERIFIER_assert_~cond)} is VALID [2022-04-08 12:28:06,833 INFO L272 TraceCheckUtils]: 109: Hoare triple {13022#(= (+ (* 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)); {13002#(<= 1 |__VERIFIER_assert_#in~cond|)} is VALID [2022-04-08 12:28:06,834 INFO L290 TraceCheckUtils]: 108: Hoare triple {13026#(or (not (= main_~b~0 0)) (= (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) 0))} assume !(0 != ~b~0); {13022#(= (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) 0)} is VALID [2022-04-08 12:28:06,834 INFO L290 TraceCheckUtils]: 107: Hoare triple {13026#(or (not (= main_~b~0 0)) (= (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) 0))} assume !false; {13026#(or (not (= main_~b~0 0)) (= (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) 0))} is VALID [2022-04-08 12:28:08,836 WARN L290 TraceCheckUtils]: 106: Hoare triple {13033#(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; {13026#(or (not (= main_~b~0 0)) (= (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) 0))} is UNKNOWN [2022-04-08 12:28:08,837 INFO L290 TraceCheckUtils]: 105: Hoare triple {13037#(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); {13033#(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 [2022-04-08 12:28:08,838 INFO L284 TraceCheckUtils]: 104: Hoare quadruple {12660#true} {13037#(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; {13037#(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 [2022-04-08 12:28:08,838 INFO L290 TraceCheckUtils]: 103: Hoare triple {12660#true} assume true; {12660#true} is VALID [2022-04-08 12:28:08,838 INFO L290 TraceCheckUtils]: 102: Hoare triple {12660#true} assume !(0 == ~cond); {12660#true} is VALID [2022-04-08 12:28:08,838 INFO L290 TraceCheckUtils]: 101: Hoare triple {12660#true} ~cond := #in~cond; {12660#true} is VALID [2022-04-08 12:28:08,838 INFO L272 TraceCheckUtils]: 100: Hoare triple {13037#(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)); {12660#true} is VALID [2022-04-08 12:28:08,839 INFO L284 TraceCheckUtils]: 99: Hoare quadruple {12660#true} {13037#(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; {13037#(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 [2022-04-08 12:28:08,839 INFO L290 TraceCheckUtils]: 98: Hoare triple {12660#true} assume true; {12660#true} is VALID [2022-04-08 12:28:08,839 INFO L290 TraceCheckUtils]: 97: Hoare triple {12660#true} assume !(0 == ~cond); {12660#true} is VALID [2022-04-08 12:28:08,839 INFO L290 TraceCheckUtils]: 96: Hoare triple {12660#true} ~cond := #in~cond; {12660#true} is VALID [2022-04-08 12:28:08,839 INFO L272 TraceCheckUtils]: 95: Hoare triple {13037#(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)); {12660#true} is VALID [2022-04-08 12:28:08,840 INFO L284 TraceCheckUtils]: 94: Hoare quadruple {12931#(not (= |__VERIFIER_assert_#in~cond| 0))} {13071#(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; {13037#(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 [2022-04-08 12:28:08,840 INFO L290 TraceCheckUtils]: 93: Hoare triple {12931#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {12931#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 12:28:08,841 INFO L290 TraceCheckUtils]: 92: Hoare triple {13081#(or (not (= |__VERIFIER_assert_#in~cond| 0)) (= __VERIFIER_assert_~cond 0))} assume !(0 == ~cond); {12931#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 12:28:08,841 INFO L290 TraceCheckUtils]: 91: Hoare triple {12660#true} ~cond := #in~cond; {13081#(or (not (= |__VERIFIER_assert_#in~cond| 0)) (= __VERIFIER_assert_~cond 0))} is VALID [2022-04-08 12:28:08,841 INFO L272 TraceCheckUtils]: 90: Hoare triple {13071#(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)); {12660#true} is VALID [2022-04-08 12:28:08,842 INFO L284 TraceCheckUtils]: 89: Hoare quadruple {12931#(not (= |__VERIFIER_assert_#in~cond| 0))} {13088#(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; {13071#(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 [2022-04-08 12:28:08,842 INFO L290 TraceCheckUtils]: 88: Hoare triple {12931#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {12931#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 12:28:08,842 INFO L290 TraceCheckUtils]: 87: Hoare triple {13081#(or (not (= |__VERIFIER_assert_#in~cond| 0)) (= __VERIFIER_assert_~cond 0))} assume !(0 == ~cond); {12931#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 12:28:08,843 INFO L290 TraceCheckUtils]: 86: Hoare triple {12660#true} ~cond := #in~cond; {13081#(or (not (= |__VERIFIER_assert_#in~cond| 0)) (= __VERIFIER_assert_~cond 0))} is VALID [2022-04-08 12:28:08,843 INFO L272 TraceCheckUtils]: 85: Hoare triple {13088#(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)); {12660#true} is VALID [2022-04-08 12:28:08,843 INFO L290 TraceCheckUtils]: 84: Hoare triple {13088#(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; {13088#(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 [2022-04-08 12:28:08,993 INFO L290 TraceCheckUtils]: 83: Hoare triple {13107#(or (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (<= main_~b~0 0) (= (+ (* main_~q~0 main_~x~0) (* main_~k~0 main_~y~0 main_~s~0) (* main_~q~0 main_~k~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (not (= main_~c~0 main_~b~0)) (not (= main_~a~0 (+ main_~b~0 (* main_~b~0 main_~k~0)))))} assume !!(~c~0 >= ~b~0);~c~0 := ~c~0 - ~b~0;~k~0 := 1 + ~k~0; {13088#(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 [2022-04-08 12:28:08,994 INFO L284 TraceCheckUtils]: 82: Hoare quadruple {12660#true} {13107#(or (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (<= main_~b~0 0) (= (+ (* main_~q~0 main_~x~0) (* main_~k~0 main_~y~0 main_~s~0) (* main_~q~0 main_~k~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (not (= main_~c~0 main_~b~0)) (not (= main_~a~0 (+ main_~b~0 (* main_~b~0 main_~k~0)))))} #97#return; {13107#(or (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (<= main_~b~0 0) (= (+ (* main_~q~0 main_~x~0) (* main_~k~0 main_~y~0 main_~s~0) (* main_~q~0 main_~k~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (not (= main_~c~0 main_~b~0)) (not (= main_~a~0 (+ main_~b~0 (* main_~b~0 main_~k~0)))))} is VALID [2022-04-08 12:28:08,994 INFO L290 TraceCheckUtils]: 81: Hoare triple {12660#true} assume true; {12660#true} is VALID [2022-04-08 12:28:08,994 INFO L290 TraceCheckUtils]: 80: Hoare triple {12660#true} assume !(0 == ~cond); {12660#true} is VALID [2022-04-08 12:28:08,994 INFO L290 TraceCheckUtils]: 79: Hoare triple {12660#true} ~cond := #in~cond; {12660#true} is VALID [2022-04-08 12:28:08,994 INFO L272 TraceCheckUtils]: 78: Hoare triple {13107#(or (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (<= main_~b~0 0) (= (+ (* main_~q~0 main_~x~0) (* main_~k~0 main_~y~0 main_~s~0) (* main_~q~0 main_~k~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (not (= main_~c~0 main_~b~0)) (not (= main_~a~0 (+ main_~b~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)); {12660#true} is VALID [2022-04-08 12:28:08,995 INFO L284 TraceCheckUtils]: 77: Hoare quadruple {12660#true} {13107#(or (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (<= main_~b~0 0) (= (+ (* main_~q~0 main_~x~0) (* main_~k~0 main_~y~0 main_~s~0) (* main_~q~0 main_~k~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (not (= main_~c~0 main_~b~0)) (not (= main_~a~0 (+ main_~b~0 (* main_~b~0 main_~k~0)))))} #95#return; {13107#(or (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (<= main_~b~0 0) (= (+ (* main_~q~0 main_~x~0) (* main_~k~0 main_~y~0 main_~s~0) (* main_~q~0 main_~k~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (not (= main_~c~0 main_~b~0)) (not (= main_~a~0 (+ main_~b~0 (* main_~b~0 main_~k~0)))))} is VALID [2022-04-08 12:28:08,995 INFO L290 TraceCheckUtils]: 76: Hoare triple {12660#true} assume true; {12660#true} is VALID [2022-04-08 12:28:08,995 INFO L290 TraceCheckUtils]: 75: Hoare triple {12660#true} assume !(0 == ~cond); {12660#true} is VALID [2022-04-08 12:28:08,995 INFO L290 TraceCheckUtils]: 74: Hoare triple {12660#true} ~cond := #in~cond; {12660#true} is VALID [2022-04-08 12:28:08,995 INFO L272 TraceCheckUtils]: 73: Hoare triple {13107#(or (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (<= main_~b~0 0) (= (+ (* main_~q~0 main_~x~0) (* main_~k~0 main_~y~0 main_~s~0) (* main_~q~0 main_~k~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (not (= main_~c~0 main_~b~0)) (not (= main_~a~0 (+ main_~b~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)); {12660#true} is VALID [2022-04-08 12:28:08,996 INFO L284 TraceCheckUtils]: 72: Hoare quadruple {12660#true} {13107#(or (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (<= main_~b~0 0) (= (+ (* main_~q~0 main_~x~0) (* main_~k~0 main_~y~0 main_~s~0) (* main_~q~0 main_~k~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (not (= main_~c~0 main_~b~0)) (not (= main_~a~0 (+ main_~b~0 (* main_~b~0 main_~k~0)))))} #93#return; {13107#(or (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (<= main_~b~0 0) (= (+ (* main_~q~0 main_~x~0) (* main_~k~0 main_~y~0 main_~s~0) (* main_~q~0 main_~k~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (not (= main_~c~0 main_~b~0)) (not (= main_~a~0 (+ main_~b~0 (* main_~b~0 main_~k~0)))))} is VALID [2022-04-08 12:28:08,996 INFO L290 TraceCheckUtils]: 71: Hoare triple {12660#true} assume true; {12660#true} is VALID [2022-04-08 12:28:08,996 INFO L290 TraceCheckUtils]: 70: Hoare triple {12660#true} assume !(0 == ~cond); {12660#true} is VALID [2022-04-08 12:28:08,996 INFO L290 TraceCheckUtils]: 69: Hoare triple {12660#true} ~cond := #in~cond; {12660#true} is VALID [2022-04-08 12:28:08,996 INFO L272 TraceCheckUtils]: 68: Hoare triple {13107#(or (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (<= main_~b~0 0) (= (+ (* main_~q~0 main_~x~0) (* main_~k~0 main_~y~0 main_~s~0) (* main_~q~0 main_~k~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (not (= main_~c~0 main_~b~0)) (not (= main_~a~0 (+ main_~b~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)); {12660#true} is VALID [2022-04-08 12:28:08,997 INFO L284 TraceCheckUtils]: 67: Hoare quadruple {12660#true} {13107#(or (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (<= main_~b~0 0) (= (+ (* main_~q~0 main_~x~0) (* main_~k~0 main_~y~0 main_~s~0) (* main_~q~0 main_~k~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (not (= main_~c~0 main_~b~0)) (not (= main_~a~0 (+ main_~b~0 (* main_~b~0 main_~k~0)))))} #91#return; {13107#(or (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (<= main_~b~0 0) (= (+ (* main_~q~0 main_~x~0) (* main_~k~0 main_~y~0 main_~s~0) (* main_~q~0 main_~k~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (not (= main_~c~0 main_~b~0)) (not (= main_~a~0 (+ main_~b~0 (* main_~b~0 main_~k~0)))))} is VALID [2022-04-08 12:28:08,997 INFO L290 TraceCheckUtils]: 66: Hoare triple {12660#true} assume true; {12660#true} is VALID [2022-04-08 12:28:08,997 INFO L290 TraceCheckUtils]: 65: Hoare triple {12660#true} assume !(0 == ~cond); {12660#true} is VALID [2022-04-08 12:28:08,997 INFO L290 TraceCheckUtils]: 64: Hoare triple {12660#true} ~cond := #in~cond; {12660#true} is VALID [2022-04-08 12:28:08,997 INFO L272 TraceCheckUtils]: 63: Hoare triple {13107#(or (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (<= main_~b~0 0) (= (+ (* main_~q~0 main_~x~0) (* main_~k~0 main_~y~0 main_~s~0) (* main_~q~0 main_~k~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (not (= main_~c~0 main_~b~0)) (not (= main_~a~0 (+ main_~b~0 (* main_~b~0 main_~k~0)))))} call __VERIFIER_assert((if ~a~0 == ~k~0 * ~b~0 + ~c~0 then 1 else 0)); {12660#true} is VALID [2022-04-08 12:28:08,997 INFO L290 TraceCheckUtils]: 62: Hoare triple {13107#(or (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (<= main_~b~0 0) (= (+ (* main_~q~0 main_~x~0) (* main_~k~0 main_~y~0 main_~s~0) (* main_~q~0 main_~k~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (not (= main_~c~0 main_~b~0)) (not (= main_~a~0 (+ main_~b~0 (* main_~b~0 main_~k~0)))))} assume !false; {13107#(or (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (<= main_~b~0 0) (= (+ (* main_~q~0 main_~x~0) (* main_~k~0 main_~y~0 main_~s~0) (* main_~q~0 main_~k~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (not (= main_~c~0 main_~b~0)) (not (= main_~a~0 (+ main_~b~0 (* main_~b~0 main_~k~0)))))} is VALID [2022-04-08 12:28:09,676 INFO L290 TraceCheckUtils]: 61: Hoare triple {13174#(or (not (= (+ main_~b~0 (* (+ main_~k~0 1) main_~b~0)) main_~a~0)) (not (= main_~b~0 (+ main_~c~0 (* (- 1) main_~b~0)))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (<= main_~b~0 0) (= (+ (* (+ main_~k~0 1) main_~q~0 main_~x~0) (* main_~q~0 main_~x~0) (* (+ main_~k~0 1) main_~y~0 main_~s~0) (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} assume !!(~c~0 >= ~b~0);~c~0 := ~c~0 - ~b~0;~k~0 := 1 + ~k~0; {13107#(or (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (<= main_~b~0 0) (= (+ (* main_~q~0 main_~x~0) (* main_~k~0 main_~y~0 main_~s~0) (* main_~q~0 main_~k~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (not (= main_~c~0 main_~b~0)) (not (= main_~a~0 (+ main_~b~0 (* main_~b~0 main_~k~0)))))} is VALID [2022-04-08 12:28:09,677 INFO L284 TraceCheckUtils]: 60: Hoare quadruple {12660#true} {13174#(or (not (= (+ main_~b~0 (* (+ main_~k~0 1) main_~b~0)) main_~a~0)) (not (= main_~b~0 (+ main_~c~0 (* (- 1) main_~b~0)))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (<= main_~b~0 0) (= (+ (* (+ main_~k~0 1) main_~q~0 main_~x~0) (* main_~q~0 main_~x~0) (* (+ main_~k~0 1) main_~y~0 main_~s~0) (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} #97#return; {13174#(or (not (= (+ main_~b~0 (* (+ main_~k~0 1) main_~b~0)) main_~a~0)) (not (= main_~b~0 (+ main_~c~0 (* (- 1) main_~b~0)))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (<= main_~b~0 0) (= (+ (* (+ main_~k~0 1) main_~q~0 main_~x~0) (* main_~q~0 main_~x~0) (* (+ main_~k~0 1) main_~y~0 main_~s~0) (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} is VALID [2022-04-08 12:28:09,677 INFO L290 TraceCheckUtils]: 59: Hoare triple {12660#true} assume true; {12660#true} is VALID [2022-04-08 12:28:09,677 INFO L290 TraceCheckUtils]: 58: Hoare triple {12660#true} assume !(0 == ~cond); {12660#true} is VALID [2022-04-08 12:28:09,677 INFO L290 TraceCheckUtils]: 57: Hoare triple {12660#true} ~cond := #in~cond; {12660#true} is VALID [2022-04-08 12:28:09,677 INFO L272 TraceCheckUtils]: 56: Hoare triple {13174#(or (not (= (+ main_~b~0 (* (+ main_~k~0 1) main_~b~0)) main_~a~0)) (not (= main_~b~0 (+ main_~c~0 (* (- 1) main_~b~0)))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (<= main_~b~0 0) (= (+ (* (+ main_~k~0 1) main_~q~0 main_~x~0) (* main_~q~0 main_~x~0) (* (+ main_~k~0 1) main_~y~0 main_~s~0) (* main_~y~0 main_~s~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)); {12660#true} is VALID [2022-04-08 12:28:09,678 INFO L284 TraceCheckUtils]: 55: Hoare quadruple {12660#true} {13174#(or (not (= (+ main_~b~0 (* (+ main_~k~0 1) main_~b~0)) main_~a~0)) (not (= main_~b~0 (+ main_~c~0 (* (- 1) main_~b~0)))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (<= main_~b~0 0) (= (+ (* (+ main_~k~0 1) main_~q~0 main_~x~0) (* main_~q~0 main_~x~0) (* (+ main_~k~0 1) main_~y~0 main_~s~0) (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} #95#return; {13174#(or (not (= (+ main_~b~0 (* (+ main_~k~0 1) main_~b~0)) main_~a~0)) (not (= main_~b~0 (+ main_~c~0 (* (- 1) main_~b~0)))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (<= main_~b~0 0) (= (+ (* (+ main_~k~0 1) main_~q~0 main_~x~0) (* main_~q~0 main_~x~0) (* (+ main_~k~0 1) main_~y~0 main_~s~0) (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} is VALID [2022-04-08 12:28:09,678 INFO L290 TraceCheckUtils]: 54: Hoare triple {12660#true} assume true; {12660#true} is VALID [2022-04-08 12:28:09,678 INFO L290 TraceCheckUtils]: 53: Hoare triple {12660#true} assume !(0 == ~cond); {12660#true} is VALID [2022-04-08 12:28:09,678 INFO L290 TraceCheckUtils]: 52: Hoare triple {12660#true} ~cond := #in~cond; {12660#true} is VALID [2022-04-08 12:28:09,678 INFO L272 TraceCheckUtils]: 51: Hoare triple {13174#(or (not (= (+ main_~b~0 (* (+ main_~k~0 1) main_~b~0)) main_~a~0)) (not (= main_~b~0 (+ main_~c~0 (* (- 1) main_~b~0)))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (<= main_~b~0 0) (= (+ (* (+ main_~k~0 1) main_~q~0 main_~x~0) (* main_~q~0 main_~x~0) (* (+ main_~k~0 1) main_~y~0 main_~s~0) (* main_~y~0 main_~s~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)); {12660#true} is VALID [2022-04-08 12:28:09,679 INFO L284 TraceCheckUtils]: 50: Hoare quadruple {12660#true} {13174#(or (not (= (+ main_~b~0 (* (+ main_~k~0 1) main_~b~0)) main_~a~0)) (not (= main_~b~0 (+ main_~c~0 (* (- 1) main_~b~0)))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (<= main_~b~0 0) (= (+ (* (+ main_~k~0 1) main_~q~0 main_~x~0) (* main_~q~0 main_~x~0) (* (+ main_~k~0 1) main_~y~0 main_~s~0) (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} #93#return; {13174#(or (not (= (+ main_~b~0 (* (+ main_~k~0 1) main_~b~0)) main_~a~0)) (not (= main_~b~0 (+ main_~c~0 (* (- 1) main_~b~0)))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (<= main_~b~0 0) (= (+ (* (+ main_~k~0 1) main_~q~0 main_~x~0) (* main_~q~0 main_~x~0) (* (+ main_~k~0 1) main_~y~0 main_~s~0) (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} is VALID [2022-04-08 12:28:09,679 INFO L290 TraceCheckUtils]: 49: Hoare triple {12660#true} assume true; {12660#true} is VALID [2022-04-08 12:28:09,679 INFO L290 TraceCheckUtils]: 48: Hoare triple {12660#true} assume !(0 == ~cond); {12660#true} is VALID [2022-04-08 12:28:09,679 INFO L290 TraceCheckUtils]: 47: Hoare triple {12660#true} ~cond := #in~cond; {12660#true} is VALID [2022-04-08 12:28:09,679 INFO L272 TraceCheckUtils]: 46: Hoare triple {13174#(or (not (= (+ main_~b~0 (* (+ main_~k~0 1) main_~b~0)) main_~a~0)) (not (= main_~b~0 (+ main_~c~0 (* (- 1) main_~b~0)))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (<= main_~b~0 0) (= (+ (* (+ main_~k~0 1) main_~q~0 main_~x~0) (* main_~q~0 main_~x~0) (* (+ main_~k~0 1) main_~y~0 main_~s~0) (* main_~y~0 main_~s~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)); {12660#true} is VALID [2022-04-08 12:28:09,680 INFO L284 TraceCheckUtils]: 45: Hoare quadruple {12660#true} {13174#(or (not (= (+ main_~b~0 (* (+ main_~k~0 1) main_~b~0)) main_~a~0)) (not (= main_~b~0 (+ main_~c~0 (* (- 1) main_~b~0)))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (<= main_~b~0 0) (= (+ (* (+ main_~k~0 1) main_~q~0 main_~x~0) (* main_~q~0 main_~x~0) (* (+ main_~k~0 1) main_~y~0 main_~s~0) (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} #91#return; {13174#(or (not (= (+ main_~b~0 (* (+ main_~k~0 1) main_~b~0)) main_~a~0)) (not (= main_~b~0 (+ main_~c~0 (* (- 1) main_~b~0)))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (<= main_~b~0 0) (= (+ (* (+ main_~k~0 1) main_~q~0 main_~x~0) (* main_~q~0 main_~x~0) (* (+ main_~k~0 1) main_~y~0 main_~s~0) (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} is VALID [2022-04-08 12:28:09,680 INFO L290 TraceCheckUtils]: 44: Hoare triple {12660#true} assume true; {12660#true} is VALID [2022-04-08 12:28:09,680 INFO L290 TraceCheckUtils]: 43: Hoare triple {12660#true} assume !(0 == ~cond); {12660#true} is VALID [2022-04-08 12:28:09,680 INFO L290 TraceCheckUtils]: 42: Hoare triple {12660#true} ~cond := #in~cond; {12660#true} is VALID [2022-04-08 12:28:09,680 INFO L272 TraceCheckUtils]: 41: Hoare triple {13174#(or (not (= (+ main_~b~0 (* (+ main_~k~0 1) main_~b~0)) main_~a~0)) (not (= main_~b~0 (+ main_~c~0 (* (- 1) main_~b~0)))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (<= main_~b~0 0) (= (+ (* (+ main_~k~0 1) main_~q~0 main_~x~0) (* main_~q~0 main_~x~0) (* (+ main_~k~0 1) main_~y~0 main_~s~0) (* main_~y~0 main_~s~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)); {12660#true} is VALID [2022-04-08 12:28:09,681 INFO L290 TraceCheckUtils]: 40: Hoare triple {13174#(or (not (= (+ main_~b~0 (* (+ main_~k~0 1) main_~b~0)) main_~a~0)) (not (= main_~b~0 (+ main_~c~0 (* (- 1) main_~b~0)))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (<= main_~b~0 0) (= (+ (* (+ main_~k~0 1) main_~q~0 main_~x~0) (* main_~q~0 main_~x~0) (* (+ main_~k~0 1) main_~y~0 main_~s~0) (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} assume !false; {13174#(or (not (= (+ main_~b~0 (* (+ main_~k~0 1) main_~b~0)) main_~a~0)) (not (= main_~b~0 (+ main_~c~0 (* (- 1) main_~b~0)))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (<= main_~b~0 0) (= (+ (* (+ main_~k~0 1) main_~q~0 main_~x~0) (* main_~q~0 main_~x~0) (* (+ main_~k~0 1) main_~y~0 main_~s~0) (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} is VALID [2022-04-08 12:28:09,681 INFO L290 TraceCheckUtils]: 39: Hoare triple {13241#(or (not (= main_~a~0 (* main_~b~0 2))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (<= main_~b~0 0) (= (+ (* 2 (* main_~y~0 main_~s~0)) (* (* main_~q~0 main_~x~0) 2)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} assume !!(0 != ~b~0);~c~0 := ~a~0;~k~0 := 0; {13174#(or (not (= (+ main_~b~0 (* (+ main_~k~0 1) main_~b~0)) main_~a~0)) (not (= main_~b~0 (+ main_~c~0 (* (- 1) main_~b~0)))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (<= main_~b~0 0) (= (+ (* (+ main_~k~0 1) main_~q~0 main_~x~0) (* main_~q~0 main_~x~0) (* (+ main_~k~0 1) main_~y~0 main_~s~0) (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} is VALID [2022-04-08 12:28:09,682 INFO L290 TraceCheckUtils]: 38: Hoare triple {13241#(or (not (= main_~a~0 (* main_~b~0 2))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (<= main_~b~0 0) (= (+ (* 2 (* main_~y~0 main_~s~0)) (* (* main_~q~0 main_~x~0) 2)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} assume !false; {13241#(or (not (= main_~a~0 (* main_~b~0 2))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (<= main_~b~0 0) (= (+ (* 2 (* main_~y~0 main_~s~0)) (* (* main_~q~0 main_~x~0) 2)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} is VALID [2022-04-08 12:28:09,682 INFO L284 TraceCheckUtils]: 37: Hoare quadruple {12660#true} {13241#(or (not (= main_~a~0 (* main_~b~0 2))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (<= main_~b~0 0) (= (+ (* 2 (* main_~y~0 main_~s~0)) (* (* main_~q~0 main_~x~0) 2)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} #89#return; {13241#(or (not (= main_~a~0 (* main_~b~0 2))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (<= main_~b~0 0) (= (+ (* 2 (* main_~y~0 main_~s~0)) (* (* main_~q~0 main_~x~0) 2)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} is VALID [2022-04-08 12:28:09,682 INFO L290 TraceCheckUtils]: 36: Hoare triple {12660#true} assume true; {12660#true} is VALID [2022-04-08 12:28:09,682 INFO L290 TraceCheckUtils]: 35: Hoare triple {12660#true} assume !(0 == ~cond); {12660#true} is VALID [2022-04-08 12:28:09,682 INFO L290 TraceCheckUtils]: 34: Hoare triple {12660#true} ~cond := #in~cond; {12660#true} is VALID [2022-04-08 12:28:09,683 INFO L272 TraceCheckUtils]: 33: Hoare triple {13241#(or (not (= main_~a~0 (* main_~b~0 2))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (<= main_~b~0 0) (= (+ (* 2 (* main_~y~0 main_~s~0)) (* (* main_~q~0 main_~x~0) 2)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} call assume_abort_if_not((if ~yy~0 < 2147483647 then 1 else 0)); {12660#true} is VALID [2022-04-08 12:28:09,683 INFO L284 TraceCheckUtils]: 32: Hoare quadruple {12660#true} {13241#(or (not (= main_~a~0 (* main_~b~0 2))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (<= main_~b~0 0) (= (+ (* 2 (* main_~y~0 main_~s~0)) (* (* main_~q~0 main_~x~0) 2)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} #87#return; {13241#(or (not (= main_~a~0 (* main_~b~0 2))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (<= main_~b~0 0) (= (+ (* 2 (* main_~y~0 main_~s~0)) (* (* main_~q~0 main_~x~0) 2)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} is VALID [2022-04-08 12:28:09,683 INFO L290 TraceCheckUtils]: 31: Hoare triple {12660#true} assume true; {12660#true} is VALID [2022-04-08 12:28:09,683 INFO L290 TraceCheckUtils]: 30: Hoare triple {12660#true} assume !(0 == ~cond); {12660#true} is VALID [2022-04-08 12:28:09,683 INFO L290 TraceCheckUtils]: 29: Hoare triple {12660#true} ~cond := #in~cond; {12660#true} is VALID [2022-04-08 12:28:09,683 INFO L272 TraceCheckUtils]: 28: Hoare triple {13241#(or (not (= main_~a~0 (* main_~b~0 2))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (<= main_~b~0 0) (= (+ (* 2 (* main_~y~0 main_~s~0)) (* (* main_~q~0 main_~x~0) 2)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} call assume_abort_if_not((if ~xy~0 < 2147483647 then 1 else 0)); {12660#true} is VALID [2022-04-08 12:28:09,684 INFO L290 TraceCheckUtils]: 27: Hoare triple {12660#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; {13241#(or (not (= main_~a~0 (* main_~b~0 2))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (<= main_~b~0 0) (= (+ (* 2 (* main_~y~0 main_~s~0)) (* (* main_~q~0 main_~x~0) 2)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} is VALID [2022-04-08 12:28:09,684 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {12660#true} {12660#true} #85#return; {12660#true} is VALID [2022-04-08 12:28:09,684 INFO L290 TraceCheckUtils]: 25: Hoare triple {12660#true} assume true; {12660#true} is VALID [2022-04-08 12:28:09,684 INFO L290 TraceCheckUtils]: 24: Hoare triple {12660#true} assume !(0 == ~cond); {12660#true} is VALID [2022-04-08 12:28:09,684 INFO L290 TraceCheckUtils]: 23: Hoare triple {12660#true} ~cond := #in~cond; {12660#true} is VALID [2022-04-08 12:28:09,684 INFO L272 TraceCheckUtils]: 22: Hoare triple {12660#true} call assume_abort_if_not((if ~y~0 >= 1 then 1 else 0)); {12660#true} is VALID [2022-04-08 12:28:09,684 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {12660#true} {12660#true} #83#return; {12660#true} is VALID [2022-04-08 12:28:09,684 INFO L290 TraceCheckUtils]: 20: Hoare triple {12660#true} assume true; {12660#true} is VALID [2022-04-08 12:28:09,684 INFO L290 TraceCheckUtils]: 19: Hoare triple {12660#true} assume !(0 == ~cond); {12660#true} is VALID [2022-04-08 12:28:09,685 INFO L290 TraceCheckUtils]: 18: Hoare triple {12660#true} ~cond := #in~cond; {12660#true} is VALID [2022-04-08 12:28:09,685 INFO L272 TraceCheckUtils]: 17: Hoare triple {12660#true} call assume_abort_if_not((if ~x~0 >= 1 then 1 else 0)); {12660#true} is VALID [2022-04-08 12:28:09,685 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {12660#true} {12660#true} #81#return; {12660#true} is VALID [2022-04-08 12:28:09,685 INFO L290 TraceCheckUtils]: 15: Hoare triple {12660#true} assume true; {12660#true} is VALID [2022-04-08 12:28:09,685 INFO L290 TraceCheckUtils]: 14: Hoare triple {12660#true} assume !(0 == ~cond); {12660#true} is VALID [2022-04-08 12:28:09,685 INFO L290 TraceCheckUtils]: 13: Hoare triple {12660#true} ~cond := #in~cond; {12660#true} is VALID [2022-04-08 12:28:09,685 INFO L272 TraceCheckUtils]: 12: Hoare triple {12660#true} call assume_abort_if_not((if ~y~0 >= 0 && ~y~0 <= 50 then 1 else 0)); {12660#true} is VALID [2022-04-08 12:28:09,685 INFO L290 TraceCheckUtils]: 11: Hoare triple {12660#true} assume -2147483648 <= #t~nondet5 && #t~nondet5 <= 2147483647;~y~0 := #t~nondet5;havoc #t~nondet5; {12660#true} is VALID [2022-04-08 12:28:09,685 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {12660#true} {12660#true} #79#return; {12660#true} is VALID [2022-04-08 12:28:09,685 INFO L290 TraceCheckUtils]: 9: Hoare triple {12660#true} assume true; {12660#true} is VALID [2022-04-08 12:28:09,685 INFO L290 TraceCheckUtils]: 8: Hoare triple {12660#true} assume !(0 == ~cond); {12660#true} is VALID [2022-04-08 12:28:09,685 INFO L290 TraceCheckUtils]: 7: Hoare triple {12660#true} ~cond := #in~cond; {12660#true} is VALID [2022-04-08 12:28:09,685 INFO L272 TraceCheckUtils]: 6: Hoare triple {12660#true} call assume_abort_if_not((if ~x~0 >= 0 && ~x~0 <= 50 then 1 else 0)); {12660#true} is VALID [2022-04-08 12:28:09,685 INFO L290 TraceCheckUtils]: 5: Hoare triple {12660#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; {12660#true} is VALID [2022-04-08 12:28:09,686 INFO L272 TraceCheckUtils]: 4: Hoare triple {12660#true} call #t~ret6 := main(); {12660#true} is VALID [2022-04-08 12:28:09,686 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {12660#true} {12660#true} #103#return; {12660#true} is VALID [2022-04-08 12:28:09,686 INFO L290 TraceCheckUtils]: 2: Hoare triple {12660#true} assume true; {12660#true} is VALID [2022-04-08 12:28:09,686 INFO L290 TraceCheckUtils]: 1: Hoare triple {12660#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); {12660#true} is VALID [2022-04-08 12:28:09,686 INFO L272 TraceCheckUtils]: 0: Hoare triple {12660#true} call ULTIMATE.init(); {12660#true} is VALID [2022-04-08 12:28:09,686 INFO L134 CoverageAnalysis]: Checked inductivity of 368 backedges. 70 proven. 34 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2022-04-08 12:28:09,686 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-08 12:28:09,686 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [869827628] [2022-04-08 12:28:09,687 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-04-08 12:28:09,687 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [79665850] [2022-04-08 12:28:09,687 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [79665850] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-08 12:28:09,687 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-04-08 12:28:09,687 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 15] total 24 [2022-04-08 12:28:09,687 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-08 12:28:09,687 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [1031032443] [2022-04-08 12:28:09,687 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [1031032443] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 12:28:09,687 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 12:28:09,687 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-04-08 12:28:09,687 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [156775259] [2022-04-08 12:28:09,687 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-08 12:28:09,688 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 2.1538461538461537) internal successors, (28), 12 states have internal predecessors, (28), 7 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (19), 6 states have call predecessors, (19), 6 states have call successors, (19) Word has length 113 [2022-04-08 12:28:09,688 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-08 12:28:09,688 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 14 states, 13 states have (on average 2.1538461538461537) internal successors, (28), 12 states have internal predecessors, (28), 7 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (19), 6 states have call predecessors, (19), 6 states have call successors, (19) [2022-04-08 12:28:09,758 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 68 edges. 68 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 12:28:09,758 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-04-08 12:28:09,758 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-08 12:28:09,758 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-04-08 12:28:09,759 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=110, Invalid=442, Unknown=0, NotChecked=0, Total=552 [2022-04-08 12:28:09,759 INFO L87 Difference]: Start difference. First operand 128 states and 168 transitions. Second operand has 14 states, 13 states have (on average 2.1538461538461537) internal successors, (28), 12 states have internal predecessors, (28), 7 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (19), 6 states have call predecessors, (19), 6 states have call successors, (19) [2022-04-08 12:28:13,171 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 12:28:13,171 INFO L93 Difference]: Finished difference Result 162 states and 215 transitions. [2022-04-08 12:28:13,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-04-08 12:28:13,172 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 2.1538461538461537) internal successors, (28), 12 states have internal predecessors, (28), 7 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (19), 6 states have call predecessors, (19), 6 states have call successors, (19) Word has length 113 [2022-04-08 12:28:13,172 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-08 12:28:13,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14 states, 13 states have (on average 2.1538461538461537) internal successors, (28), 12 states have internal predecessors, (28), 7 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (19), 6 states have call predecessors, (19), 6 states have call successors, (19) [2022-04-08 12:28:13,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 117 transitions. [2022-04-08 12:28:13,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14 states, 13 states have (on average 2.1538461538461537) internal successors, (28), 12 states have internal predecessors, (28), 7 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (19), 6 states have call predecessors, (19), 6 states have call successors, (19) [2022-04-08 12:28:13,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 117 transitions. [2022-04-08 12:28:13,175 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 13 states and 117 transitions. [2022-04-08 12:28:13,323 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 117 edges. 117 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 12:28:13,326 INFO L225 Difference]: With dead ends: 162 [2022-04-08 12:28:13,326 INFO L226 Difference]: Without dead ends: 159 [2022-04-08 12:28:13,326 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 229 GetRequests, 201 SyntacticMatches, 2 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 146 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=149, Invalid=607, Unknown=0, NotChecked=0, Total=756 [2022-04-08 12:28:13,327 INFO L913 BasicCegarLoop]: 51 mSDtfsCounter, 31 mSDsluCounter, 240 mSDsCounter, 0 mSdLazyCounter, 629 mSolverCounterSat, 30 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 42 SdHoareTripleChecker+Valid, 291 SdHoareTripleChecker+Invalid, 659 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 30 IncrementalHoareTripleChecker+Valid, 629 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-04-08 12:28:13,327 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [42 Valid, 291 Invalid, 659 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [30 Valid, 629 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-04-08 12:28:13,327 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 159 states. [2022-04-08 12:28:13,591 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 159 to 157. [2022-04-08 12:28:13,592 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-08 12:28:13,592 INFO L82 GeneralOperation]: Start isEquivalent. First operand 159 states. Second operand has 157 states, 83 states have (on average 1.1325301204819278) internal successors, (94), 85 states have internal predecessors, (94), 59 states have call successors, (59), 15 states have call predecessors, (59), 14 states have return successors, (56), 56 states have call predecessors, (56), 56 states have call successors, (56) [2022-04-08 12:28:13,592 INFO L74 IsIncluded]: Start isIncluded. First operand 159 states. Second operand has 157 states, 83 states have (on average 1.1325301204819278) internal successors, (94), 85 states have internal predecessors, (94), 59 states have call successors, (59), 15 states have call predecessors, (59), 14 states have return successors, (56), 56 states have call predecessors, (56), 56 states have call successors, (56) [2022-04-08 12:28:13,592 INFO L87 Difference]: Start difference. First operand 159 states. Second operand has 157 states, 83 states have (on average 1.1325301204819278) internal successors, (94), 85 states have internal predecessors, (94), 59 states have call successors, (59), 15 states have call predecessors, (59), 14 states have return successors, (56), 56 states have call predecessors, (56), 56 states have call successors, (56) [2022-04-08 12:28:13,595 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 12:28:13,595 INFO L93 Difference]: Finished difference Result 159 states and 211 transitions. [2022-04-08 12:28:13,596 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 211 transitions. [2022-04-08 12:28:13,596 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 12:28:13,596 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 12:28:13,596 INFO L74 IsIncluded]: Start isIncluded. First operand has 157 states, 83 states have (on average 1.1325301204819278) internal successors, (94), 85 states have internal predecessors, (94), 59 states have call successors, (59), 15 states have call predecessors, (59), 14 states have return successors, (56), 56 states have call predecessors, (56), 56 states have call successors, (56) Second operand 159 states. [2022-04-08 12:28:13,597 INFO L87 Difference]: Start difference. First operand has 157 states, 83 states have (on average 1.1325301204819278) internal successors, (94), 85 states have internal predecessors, (94), 59 states have call successors, (59), 15 states have call predecessors, (59), 14 states have return successors, (56), 56 states have call predecessors, (56), 56 states have call successors, (56) Second operand 159 states. [2022-04-08 12:28:13,599 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 12:28:13,599 INFO L93 Difference]: Finished difference Result 159 states and 211 transitions. [2022-04-08 12:28:13,599 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 211 transitions. [2022-04-08 12:28:13,600 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 12:28:13,600 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 12:28:13,600 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-08 12:28:13,600 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-08 12:28:13,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 157 states, 83 states have (on average 1.1325301204819278) internal successors, (94), 85 states have internal predecessors, (94), 59 states have call successors, (59), 15 states have call predecessors, (59), 14 states have return successors, (56), 56 states have call predecessors, (56), 56 states have call successors, (56) [2022-04-08 12:28:13,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 157 states and 209 transitions. [2022-04-08 12:28:13,603 INFO L78 Accepts]: Start accepts. Automaton has 157 states and 209 transitions. Word has length 113 [2022-04-08 12:28:13,604 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-08 12:28:13,604 INFO L478 AbstractCegarLoop]: Abstraction has 157 states and 209 transitions. [2022-04-08 12:28:13,604 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 2.1538461538461537) internal successors, (28), 12 states have internal predecessors, (28), 7 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (19), 6 states have call predecessors, (19), 6 states have call successors, (19) [2022-04-08 12:28:13,604 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 157 states and 209 transitions. [2022-04-08 12:28:14,004 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 209 edges. 209 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 12:28:14,004 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 209 transitions. [2022-04-08 12:28:14,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2022-04-08 12:28:14,006 INFO L491 BasicCegarLoop]: Found error trace [2022-04-08 12:28:14,006 INFO L499 BasicCegarLoop]: 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] [2022-04-08 12:28:14,022 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Ended with exit code 0 [2022-04-08 12:28:14,215 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14,15 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-08 12:28:14,215 INFO L403 AbstractCegarLoop]: === Iteration 16 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-08 12:28:14,216 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-08 12:28:14,216 INFO L85 PathProgramCache]: Analyzing trace with hash 884638574, now seen corresponding path program 5 times [2022-04-08 12:28:14,216 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-08 12:28:14,216 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [824360772] [2022-04-08 12:28:14,216 INFO L202 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-04-08 12:28:14,216 INFO L85 PathProgramCache]: Analyzing trace with hash 884638574, now seen corresponding path program 6 times [2022-04-08 12:28:14,216 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-08 12:28:14,216 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2119355792] [2022-04-08 12:28:14,217 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-08 12:28:14,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-08 12:28:14,230 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-04-08 12:28:14,230 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2056660432] [2022-04-08 12:28:14,231 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2022-04-08 12:28:14,231 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-08 12:28:14,231 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-08 12:28:14,233 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-04-08 12:28:14,234 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2022-04-08 12:28:14,288 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 5 check-sat command(s) [2022-04-08 12:28:14,288 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-08 12:28:14,288 INFO L263 TraceCheckSpWp]: Trace formula consists of 255 conjuncts, 7 conjunts are in the unsatisfiable core [2022-04-08 12:28:14,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 12:28:14,304 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-08 12:28:14,587 INFO L272 TraceCheckUtils]: 0: Hoare triple {14325#true} call ULTIMATE.init(); {14325#true} is VALID [2022-04-08 12:28:14,587 INFO L290 TraceCheckUtils]: 1: Hoare triple {14325#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); {14325#true} is VALID [2022-04-08 12:28:14,587 INFO L290 TraceCheckUtils]: 2: Hoare triple {14325#true} assume true; {14325#true} is VALID [2022-04-08 12:28:14,587 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {14325#true} {14325#true} #103#return; {14325#true} is VALID [2022-04-08 12:28:14,587 INFO L272 TraceCheckUtils]: 4: Hoare triple {14325#true} call #t~ret6 := main(); {14325#true} is VALID [2022-04-08 12:28:14,587 INFO L290 TraceCheckUtils]: 5: Hoare triple {14325#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; {14325#true} is VALID [2022-04-08 12:28:14,587 INFO L272 TraceCheckUtils]: 6: Hoare triple {14325#true} call assume_abort_if_not((if ~x~0 >= 0 && ~x~0 <= 50 then 1 else 0)); {14325#true} is VALID [2022-04-08 12:28:14,587 INFO L290 TraceCheckUtils]: 7: Hoare triple {14325#true} ~cond := #in~cond; {14325#true} is VALID [2022-04-08 12:28:14,587 INFO L290 TraceCheckUtils]: 8: Hoare triple {14325#true} assume !(0 == ~cond); {14325#true} is VALID [2022-04-08 12:28:14,588 INFO L290 TraceCheckUtils]: 9: Hoare triple {14325#true} assume true; {14325#true} is VALID [2022-04-08 12:28:14,588 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {14325#true} {14325#true} #79#return; {14325#true} is VALID [2022-04-08 12:28:14,588 INFO L290 TraceCheckUtils]: 11: Hoare triple {14325#true} assume -2147483648 <= #t~nondet5 && #t~nondet5 <= 2147483647;~y~0 := #t~nondet5;havoc #t~nondet5; {14325#true} is VALID [2022-04-08 12:28:14,588 INFO L272 TraceCheckUtils]: 12: Hoare triple {14325#true} call assume_abort_if_not((if ~y~0 >= 0 && ~y~0 <= 50 then 1 else 0)); {14325#true} is VALID [2022-04-08 12:28:14,588 INFO L290 TraceCheckUtils]: 13: Hoare triple {14325#true} ~cond := #in~cond; {14325#true} is VALID [2022-04-08 12:28:14,588 INFO L290 TraceCheckUtils]: 14: Hoare triple {14325#true} assume !(0 == ~cond); {14325#true} is VALID [2022-04-08 12:28:14,588 INFO L290 TraceCheckUtils]: 15: Hoare triple {14325#true} assume true; {14325#true} is VALID [2022-04-08 12:28:14,588 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {14325#true} {14325#true} #81#return; {14325#true} is VALID [2022-04-08 12:28:14,588 INFO L272 TraceCheckUtils]: 17: Hoare triple {14325#true} call assume_abort_if_not((if ~x~0 >= 1 then 1 else 0)); {14325#true} is VALID [2022-04-08 12:28:14,588 INFO L290 TraceCheckUtils]: 18: Hoare triple {14325#true} ~cond := #in~cond; {14325#true} is VALID [2022-04-08 12:28:14,588 INFO L290 TraceCheckUtils]: 19: Hoare triple {14325#true} assume !(0 == ~cond); {14325#true} is VALID [2022-04-08 12:28:14,588 INFO L290 TraceCheckUtils]: 20: Hoare triple {14325#true} assume true; {14325#true} is VALID [2022-04-08 12:28:14,588 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {14325#true} {14325#true} #83#return; {14325#true} is VALID [2022-04-08 12:28:14,588 INFO L272 TraceCheckUtils]: 22: Hoare triple {14325#true} call assume_abort_if_not((if ~y~0 >= 1 then 1 else 0)); {14325#true} is VALID [2022-04-08 12:28:14,589 INFO L290 TraceCheckUtils]: 23: Hoare triple {14325#true} ~cond := #in~cond; {14325#true} is VALID [2022-04-08 12:28:14,589 INFO L290 TraceCheckUtils]: 24: Hoare triple {14325#true} assume !(0 == ~cond); {14325#true} is VALID [2022-04-08 12:28:14,589 INFO L290 TraceCheckUtils]: 25: Hoare triple {14325#true} assume true; {14325#true} is VALID [2022-04-08 12:28:14,589 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {14325#true} {14325#true} #85#return; {14325#true} is VALID [2022-04-08 12:28:14,589 INFO L290 TraceCheckUtils]: 27: Hoare triple {14325#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; {14325#true} is VALID [2022-04-08 12:28:14,589 INFO L272 TraceCheckUtils]: 28: Hoare triple {14325#true} call assume_abort_if_not((if ~xy~0 < 2147483647 then 1 else 0)); {14325#true} is VALID [2022-04-08 12:28:14,589 INFO L290 TraceCheckUtils]: 29: Hoare triple {14325#true} ~cond := #in~cond; {14325#true} is VALID [2022-04-08 12:28:14,589 INFO L290 TraceCheckUtils]: 30: Hoare triple {14325#true} assume !(0 == ~cond); {14325#true} is VALID [2022-04-08 12:28:14,589 INFO L290 TraceCheckUtils]: 31: Hoare triple {14325#true} assume true; {14325#true} is VALID [2022-04-08 12:28:14,589 INFO L284 TraceCheckUtils]: 32: Hoare quadruple {14325#true} {14325#true} #87#return; {14325#true} is VALID [2022-04-08 12:28:14,589 INFO L272 TraceCheckUtils]: 33: Hoare triple {14325#true} call assume_abort_if_not((if ~yy~0 < 2147483647 then 1 else 0)); {14325#true} is VALID [2022-04-08 12:28:14,589 INFO L290 TraceCheckUtils]: 34: Hoare triple {14325#true} ~cond := #in~cond; {14325#true} is VALID [2022-04-08 12:28:14,589 INFO L290 TraceCheckUtils]: 35: Hoare triple {14325#true} assume !(0 == ~cond); {14325#true} is VALID [2022-04-08 12:28:14,589 INFO L290 TraceCheckUtils]: 36: Hoare triple {14325#true} assume true; {14325#true} is VALID [2022-04-08 12:28:14,589 INFO L284 TraceCheckUtils]: 37: Hoare quadruple {14325#true} {14325#true} #89#return; {14325#true} is VALID [2022-04-08 12:28:14,590 INFO L290 TraceCheckUtils]: 38: Hoare triple {14325#true} assume !false; {14325#true} is VALID [2022-04-08 12:28:14,590 INFO L290 TraceCheckUtils]: 39: Hoare triple {14325#true} assume !!(0 != ~b~0);~c~0 := ~a~0;~k~0 := 0; {14325#true} is VALID [2022-04-08 12:28:14,590 INFO L290 TraceCheckUtils]: 40: Hoare triple {14325#true} assume !false; {14325#true} is VALID [2022-04-08 12:28:14,590 INFO L272 TraceCheckUtils]: 41: Hoare triple {14325#true} call __VERIFIER_assert((if ~a~0 == ~k~0 * ~b~0 + ~c~0 then 1 else 0)); {14325#true} is VALID [2022-04-08 12:28:14,590 INFO L290 TraceCheckUtils]: 42: Hoare triple {14325#true} ~cond := #in~cond; {14325#true} is VALID [2022-04-08 12:28:14,590 INFO L290 TraceCheckUtils]: 43: Hoare triple {14325#true} assume !(0 == ~cond); {14325#true} is VALID [2022-04-08 12:28:14,590 INFO L290 TraceCheckUtils]: 44: Hoare triple {14325#true} assume true; {14325#true} is VALID [2022-04-08 12:28:14,590 INFO L284 TraceCheckUtils]: 45: Hoare quadruple {14325#true} {14325#true} #91#return; {14325#true} is VALID [2022-04-08 12:28:14,590 INFO L272 TraceCheckUtils]: 46: Hoare triple {14325#true} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {14325#true} is VALID [2022-04-08 12:28:14,590 INFO L290 TraceCheckUtils]: 47: Hoare triple {14325#true} ~cond := #in~cond; {14325#true} is VALID [2022-04-08 12:28:14,590 INFO L290 TraceCheckUtils]: 48: Hoare triple {14325#true} assume !(0 == ~cond); {14325#true} is VALID [2022-04-08 12:28:14,590 INFO L290 TraceCheckUtils]: 49: Hoare triple {14325#true} assume true; {14325#true} is VALID [2022-04-08 12:28:14,590 INFO L284 TraceCheckUtils]: 50: Hoare quadruple {14325#true} {14325#true} #93#return; {14325#true} is VALID [2022-04-08 12:28:14,590 INFO L272 TraceCheckUtils]: 51: Hoare triple {14325#true} call __VERIFIER_assert((if ~b~0 == ~x~0 * ~q~0 + ~y~0 * ~s~0 then 1 else 0)); {14325#true} is VALID [2022-04-08 12:28:14,591 INFO L290 TraceCheckUtils]: 52: Hoare triple {14325#true} ~cond := #in~cond; {14325#true} is VALID [2022-04-08 12:28:14,591 INFO L290 TraceCheckUtils]: 53: Hoare triple {14325#true} assume !(0 == ~cond); {14325#true} is VALID [2022-04-08 12:28:14,591 INFO L290 TraceCheckUtils]: 54: Hoare triple {14325#true} assume true; {14325#true} is VALID [2022-04-08 12:28:14,591 INFO L284 TraceCheckUtils]: 55: Hoare quadruple {14325#true} {14325#true} #95#return; {14325#true} is VALID [2022-04-08 12:28:14,591 INFO L272 TraceCheckUtils]: 56: Hoare triple {14325#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)); {14325#true} is VALID [2022-04-08 12:28:14,591 INFO L290 TraceCheckUtils]: 57: Hoare triple {14325#true} ~cond := #in~cond; {14325#true} is VALID [2022-04-08 12:28:14,591 INFO L290 TraceCheckUtils]: 58: Hoare triple {14325#true} assume !(0 == ~cond); {14325#true} is VALID [2022-04-08 12:28:14,591 INFO L290 TraceCheckUtils]: 59: Hoare triple {14325#true} assume true; {14325#true} is VALID [2022-04-08 12:28:14,591 INFO L284 TraceCheckUtils]: 60: Hoare quadruple {14325#true} {14325#true} #97#return; {14325#true} is VALID [2022-04-08 12:28:14,595 INFO L290 TraceCheckUtils]: 61: Hoare triple {14325#true} assume !(~c~0 >= ~b~0); {14513#(not (<= main_~b~0 main_~c~0))} is VALID [2022-04-08 12:28:14,596 INFO L290 TraceCheckUtils]: 62: Hoare triple {14513#(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; {14517#(< main_~b~0 main_~a~0)} is VALID [2022-04-08 12:28:14,596 INFO L290 TraceCheckUtils]: 63: Hoare triple {14517#(< main_~b~0 main_~a~0)} assume !false; {14517#(< main_~b~0 main_~a~0)} is VALID [2022-04-08 12:28:14,596 INFO L290 TraceCheckUtils]: 64: Hoare triple {14517#(< main_~b~0 main_~a~0)} assume !!(0 != ~b~0);~c~0 := ~a~0;~k~0 := 0; {14524#(< main_~b~0 main_~c~0)} is VALID [2022-04-08 12:28:14,596 INFO L290 TraceCheckUtils]: 65: Hoare triple {14524#(< main_~b~0 main_~c~0)} assume !false; {14524#(< main_~b~0 main_~c~0)} is VALID [2022-04-08 12:28:14,596 INFO L272 TraceCheckUtils]: 66: Hoare triple {14524#(< main_~b~0 main_~c~0)} call __VERIFIER_assert((if ~a~0 == ~k~0 * ~b~0 + ~c~0 then 1 else 0)); {14325#true} is VALID [2022-04-08 12:28:14,597 INFO L290 TraceCheckUtils]: 67: Hoare triple {14325#true} ~cond := #in~cond; {14325#true} is VALID [2022-04-08 12:28:14,597 INFO L290 TraceCheckUtils]: 68: Hoare triple {14325#true} assume !(0 == ~cond); {14325#true} is VALID [2022-04-08 12:28:14,597 INFO L290 TraceCheckUtils]: 69: Hoare triple {14325#true} assume true; {14325#true} is VALID [2022-04-08 12:28:14,597 INFO L284 TraceCheckUtils]: 70: Hoare quadruple {14325#true} {14524#(< main_~b~0 main_~c~0)} #91#return; {14524#(< main_~b~0 main_~c~0)} is VALID [2022-04-08 12:28:14,597 INFO L272 TraceCheckUtils]: 71: Hoare triple {14524#(< main_~b~0 main_~c~0)} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {14325#true} is VALID [2022-04-08 12:28:14,597 INFO L290 TraceCheckUtils]: 72: Hoare triple {14325#true} ~cond := #in~cond; {14325#true} is VALID [2022-04-08 12:28:14,597 INFO L290 TraceCheckUtils]: 73: Hoare triple {14325#true} assume !(0 == ~cond); {14325#true} is VALID [2022-04-08 12:28:14,597 INFO L290 TraceCheckUtils]: 74: Hoare triple {14325#true} assume true; {14325#true} is VALID [2022-04-08 12:28:14,598 INFO L284 TraceCheckUtils]: 75: Hoare quadruple {14325#true} {14524#(< main_~b~0 main_~c~0)} #93#return; {14524#(< main_~b~0 main_~c~0)} is VALID [2022-04-08 12:28:14,598 INFO L272 TraceCheckUtils]: 76: Hoare triple {14524#(< main_~b~0 main_~c~0)} call __VERIFIER_assert((if ~b~0 == ~x~0 * ~q~0 + ~y~0 * ~s~0 then 1 else 0)); {14325#true} is VALID [2022-04-08 12:28:14,598 INFO L290 TraceCheckUtils]: 77: Hoare triple {14325#true} ~cond := #in~cond; {14325#true} is VALID [2022-04-08 12:28:14,598 INFO L290 TraceCheckUtils]: 78: Hoare triple {14325#true} assume !(0 == ~cond); {14325#true} is VALID [2022-04-08 12:28:14,598 INFO L290 TraceCheckUtils]: 79: Hoare triple {14325#true} assume true; {14325#true} is VALID [2022-04-08 12:28:14,599 INFO L284 TraceCheckUtils]: 80: Hoare quadruple {14325#true} {14524#(< main_~b~0 main_~c~0)} #95#return; {14524#(< main_~b~0 main_~c~0)} is VALID [2022-04-08 12:28:14,599 INFO L272 TraceCheckUtils]: 81: Hoare triple {14524#(< 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)); {14325#true} is VALID [2022-04-08 12:28:14,599 INFO L290 TraceCheckUtils]: 82: Hoare triple {14325#true} ~cond := #in~cond; {14325#true} is VALID [2022-04-08 12:28:14,599 INFO L290 TraceCheckUtils]: 83: Hoare triple {14325#true} assume !(0 == ~cond); {14325#true} is VALID [2022-04-08 12:28:14,599 INFO L290 TraceCheckUtils]: 84: Hoare triple {14325#true} assume true; {14325#true} is VALID [2022-04-08 12:28:14,600 INFO L284 TraceCheckUtils]: 85: Hoare quadruple {14325#true} {14524#(< main_~b~0 main_~c~0)} #97#return; {14524#(< main_~b~0 main_~c~0)} is VALID [2022-04-08 12:28:14,600 INFO L290 TraceCheckUtils]: 86: Hoare triple {14524#(< main_~b~0 main_~c~0)} assume !!(~c~0 >= ~b~0);~c~0 := ~c~0 - ~b~0;~k~0 := 1 + ~k~0; {14591#(< 0 main_~c~0)} is VALID [2022-04-08 12:28:14,601 INFO L290 TraceCheckUtils]: 87: Hoare triple {14591#(< 0 main_~c~0)} assume !false; {14591#(< 0 main_~c~0)} is VALID [2022-04-08 12:28:14,601 INFO L272 TraceCheckUtils]: 88: Hoare triple {14591#(< 0 main_~c~0)} call __VERIFIER_assert((if ~a~0 == ~k~0 * ~b~0 + ~c~0 then 1 else 0)); {14325#true} is VALID [2022-04-08 12:28:14,601 INFO L290 TraceCheckUtils]: 89: Hoare triple {14325#true} ~cond := #in~cond; {14325#true} is VALID [2022-04-08 12:28:14,601 INFO L290 TraceCheckUtils]: 90: Hoare triple {14325#true} assume !(0 == ~cond); {14325#true} is VALID [2022-04-08 12:28:14,601 INFO L290 TraceCheckUtils]: 91: Hoare triple {14325#true} assume true; {14325#true} is VALID [2022-04-08 12:28:14,601 INFO L284 TraceCheckUtils]: 92: Hoare quadruple {14325#true} {14591#(< 0 main_~c~0)} #91#return; {14591#(< 0 main_~c~0)} is VALID [2022-04-08 12:28:14,601 INFO L272 TraceCheckUtils]: 93: Hoare triple {14591#(< 0 main_~c~0)} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {14325#true} is VALID [2022-04-08 12:28:14,602 INFO L290 TraceCheckUtils]: 94: Hoare triple {14325#true} ~cond := #in~cond; {14325#true} is VALID [2022-04-08 12:28:14,602 INFO L290 TraceCheckUtils]: 95: Hoare triple {14325#true} assume !(0 == ~cond); {14325#true} is VALID [2022-04-08 12:28:14,602 INFO L290 TraceCheckUtils]: 96: Hoare triple {14325#true} assume true; {14325#true} is VALID [2022-04-08 12:28:14,602 INFO L284 TraceCheckUtils]: 97: Hoare quadruple {14325#true} {14591#(< 0 main_~c~0)} #93#return; {14591#(< 0 main_~c~0)} is VALID [2022-04-08 12:28:14,602 INFO L272 TraceCheckUtils]: 98: Hoare triple {14591#(< 0 main_~c~0)} call __VERIFIER_assert((if ~b~0 == ~x~0 * ~q~0 + ~y~0 * ~s~0 then 1 else 0)); {14325#true} is VALID [2022-04-08 12:28:14,602 INFO L290 TraceCheckUtils]: 99: Hoare triple {14325#true} ~cond := #in~cond; {14325#true} is VALID [2022-04-08 12:28:14,602 INFO L290 TraceCheckUtils]: 100: Hoare triple {14325#true} assume !(0 == ~cond); {14325#true} is VALID [2022-04-08 12:28:14,602 INFO L290 TraceCheckUtils]: 101: Hoare triple {14325#true} assume true; {14325#true} is VALID [2022-04-08 12:28:14,603 INFO L284 TraceCheckUtils]: 102: Hoare quadruple {14325#true} {14591#(< 0 main_~c~0)} #95#return; {14591#(< 0 main_~c~0)} is VALID [2022-04-08 12:28:14,603 INFO L272 TraceCheckUtils]: 103: Hoare triple {14591#(< 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)); {14325#true} is VALID [2022-04-08 12:28:14,603 INFO L290 TraceCheckUtils]: 104: Hoare triple {14325#true} ~cond := #in~cond; {14325#true} is VALID [2022-04-08 12:28:14,603 INFO L290 TraceCheckUtils]: 105: Hoare triple {14325#true} assume !(0 == ~cond); {14325#true} is VALID [2022-04-08 12:28:14,603 INFO L290 TraceCheckUtils]: 106: Hoare triple {14325#true} assume true; {14325#true} is VALID [2022-04-08 12:28:14,604 INFO L284 TraceCheckUtils]: 107: Hoare quadruple {14325#true} {14591#(< 0 main_~c~0)} #97#return; {14591#(< 0 main_~c~0)} is VALID [2022-04-08 12:28:14,604 INFO L290 TraceCheckUtils]: 108: Hoare triple {14591#(< 0 main_~c~0)} assume !(~c~0 >= ~b~0); {14591#(< 0 main_~c~0)} is VALID [2022-04-08 12:28:14,604 INFO L290 TraceCheckUtils]: 109: Hoare triple {14591#(< 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; {14661#(< 0 main_~b~0)} is VALID [2022-04-08 12:28:14,605 INFO L290 TraceCheckUtils]: 110: Hoare triple {14661#(< 0 main_~b~0)} assume !false; {14661#(< 0 main_~b~0)} is VALID [2022-04-08 12:28:14,605 INFO L290 TraceCheckUtils]: 111: Hoare triple {14661#(< 0 main_~b~0)} assume !(0 != ~b~0); {14326#false} is VALID [2022-04-08 12:28:14,605 INFO L272 TraceCheckUtils]: 112: Hoare triple {14326#false} call __VERIFIER_assert((if 0 == ~q~0 * ~x~0 + ~s~0 * ~y~0 then 1 else 0)); {14326#false} is VALID [2022-04-08 12:28:14,605 INFO L290 TraceCheckUtils]: 113: Hoare triple {14326#false} ~cond := #in~cond; {14326#false} is VALID [2022-04-08 12:28:14,605 INFO L290 TraceCheckUtils]: 114: Hoare triple {14326#false} assume 0 == ~cond; {14326#false} is VALID [2022-04-08 12:28:14,605 INFO L290 TraceCheckUtils]: 115: Hoare triple {14326#false} assume !false; {14326#false} is VALID [2022-04-08 12:28:14,605 INFO L134 CoverageAnalysis]: Checked inductivity of 373 backedges. 40 proven. 9 refuted. 0 times theorem prover too weak. 324 trivial. 0 not checked. [2022-04-08 12:28:14,606 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-08 12:28:14,911 INFO L290 TraceCheckUtils]: 115: Hoare triple {14326#false} assume !false; {14326#false} is VALID [2022-04-08 12:28:14,911 INFO L290 TraceCheckUtils]: 114: Hoare triple {14326#false} assume 0 == ~cond; {14326#false} is VALID [2022-04-08 12:28:14,911 INFO L290 TraceCheckUtils]: 113: Hoare triple {14326#false} ~cond := #in~cond; {14326#false} is VALID [2022-04-08 12:28:14,911 INFO L272 TraceCheckUtils]: 112: Hoare triple {14326#false} call __VERIFIER_assert((if 0 == ~q~0 * ~x~0 + ~s~0 * ~y~0 then 1 else 0)); {14326#false} is VALID [2022-04-08 12:28:14,911 INFO L290 TraceCheckUtils]: 111: Hoare triple {14661#(< 0 main_~b~0)} assume !(0 != ~b~0); {14326#false} is VALID [2022-04-08 12:28:14,911 INFO L290 TraceCheckUtils]: 110: Hoare triple {14661#(< 0 main_~b~0)} assume !false; {14661#(< 0 main_~b~0)} is VALID [2022-04-08 12:28:14,912 INFO L290 TraceCheckUtils]: 109: Hoare triple {14591#(< 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; {14661#(< 0 main_~b~0)} is VALID [2022-04-08 12:28:14,912 INFO L290 TraceCheckUtils]: 108: Hoare triple {14591#(< 0 main_~c~0)} assume !(~c~0 >= ~b~0); {14591#(< 0 main_~c~0)} is VALID [2022-04-08 12:28:14,913 INFO L284 TraceCheckUtils]: 107: Hoare quadruple {14325#true} {14591#(< 0 main_~c~0)} #97#return; {14591#(< 0 main_~c~0)} is VALID [2022-04-08 12:28:14,913 INFO L290 TraceCheckUtils]: 106: Hoare triple {14325#true} assume true; {14325#true} is VALID [2022-04-08 12:28:14,913 INFO L290 TraceCheckUtils]: 105: Hoare triple {14325#true} assume !(0 == ~cond); {14325#true} is VALID [2022-04-08 12:28:14,913 INFO L290 TraceCheckUtils]: 104: Hoare triple {14325#true} ~cond := #in~cond; {14325#true} is VALID [2022-04-08 12:28:14,913 INFO L272 TraceCheckUtils]: 103: Hoare triple {14591#(< 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)); {14325#true} is VALID [2022-04-08 12:28:14,914 INFO L284 TraceCheckUtils]: 102: Hoare quadruple {14325#true} {14591#(< 0 main_~c~0)} #95#return; {14591#(< 0 main_~c~0)} is VALID [2022-04-08 12:28:14,914 INFO L290 TraceCheckUtils]: 101: Hoare triple {14325#true} assume true; {14325#true} is VALID [2022-04-08 12:28:14,914 INFO L290 TraceCheckUtils]: 100: Hoare triple {14325#true} assume !(0 == ~cond); {14325#true} is VALID [2022-04-08 12:28:14,914 INFO L290 TraceCheckUtils]: 99: Hoare triple {14325#true} ~cond := #in~cond; {14325#true} is VALID [2022-04-08 12:28:14,914 INFO L272 TraceCheckUtils]: 98: Hoare triple {14591#(< 0 main_~c~0)} call __VERIFIER_assert((if ~b~0 == ~x~0 * ~q~0 + ~y~0 * ~s~0 then 1 else 0)); {14325#true} is VALID [2022-04-08 12:28:14,925 INFO L284 TraceCheckUtils]: 97: Hoare quadruple {14325#true} {14591#(< 0 main_~c~0)} #93#return; {14591#(< 0 main_~c~0)} is VALID [2022-04-08 12:28:14,925 INFO L290 TraceCheckUtils]: 96: Hoare triple {14325#true} assume true; {14325#true} is VALID [2022-04-08 12:28:14,925 INFO L290 TraceCheckUtils]: 95: Hoare triple {14325#true} assume !(0 == ~cond); {14325#true} is VALID [2022-04-08 12:28:14,925 INFO L290 TraceCheckUtils]: 94: Hoare triple {14325#true} ~cond := #in~cond; {14325#true} is VALID [2022-04-08 12:28:14,925 INFO L272 TraceCheckUtils]: 93: Hoare triple {14591#(< 0 main_~c~0)} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {14325#true} is VALID [2022-04-08 12:28:14,925 INFO L284 TraceCheckUtils]: 92: Hoare quadruple {14325#true} {14591#(< 0 main_~c~0)} #91#return; {14591#(< 0 main_~c~0)} is VALID [2022-04-08 12:28:14,925 INFO L290 TraceCheckUtils]: 91: Hoare triple {14325#true} assume true; {14325#true} is VALID [2022-04-08 12:28:14,926 INFO L290 TraceCheckUtils]: 90: Hoare triple {14325#true} assume !(0 == ~cond); {14325#true} is VALID [2022-04-08 12:28:14,926 INFO L290 TraceCheckUtils]: 89: Hoare triple {14325#true} ~cond := #in~cond; {14325#true} is VALID [2022-04-08 12:28:14,926 INFO L272 TraceCheckUtils]: 88: Hoare triple {14591#(< 0 main_~c~0)} call __VERIFIER_assert((if ~a~0 == ~k~0 * ~b~0 + ~c~0 then 1 else 0)); {14325#true} is VALID [2022-04-08 12:28:14,926 INFO L290 TraceCheckUtils]: 87: Hoare triple {14591#(< 0 main_~c~0)} assume !false; {14591#(< 0 main_~c~0)} is VALID [2022-04-08 12:28:14,927 INFO L290 TraceCheckUtils]: 86: Hoare triple {14524#(< main_~b~0 main_~c~0)} assume !!(~c~0 >= ~b~0);~c~0 := ~c~0 - ~b~0;~k~0 := 1 + ~k~0; {14591#(< 0 main_~c~0)} is VALID [2022-04-08 12:28:14,928 INFO L284 TraceCheckUtils]: 85: Hoare quadruple {14325#true} {14524#(< main_~b~0 main_~c~0)} #97#return; {14524#(< main_~b~0 main_~c~0)} is VALID [2022-04-08 12:28:14,928 INFO L290 TraceCheckUtils]: 84: Hoare triple {14325#true} assume true; {14325#true} is VALID [2022-04-08 12:28:14,928 INFO L290 TraceCheckUtils]: 83: Hoare triple {14325#true} assume !(0 == ~cond); {14325#true} is VALID [2022-04-08 12:28:14,928 INFO L290 TraceCheckUtils]: 82: Hoare triple {14325#true} ~cond := #in~cond; {14325#true} is VALID [2022-04-08 12:28:14,928 INFO L272 TraceCheckUtils]: 81: Hoare triple {14524#(< 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)); {14325#true} is VALID [2022-04-08 12:28:14,928 INFO L284 TraceCheckUtils]: 80: Hoare quadruple {14325#true} {14524#(< main_~b~0 main_~c~0)} #95#return; {14524#(< main_~b~0 main_~c~0)} is VALID [2022-04-08 12:28:14,928 INFO L290 TraceCheckUtils]: 79: Hoare triple {14325#true} assume true; {14325#true} is VALID [2022-04-08 12:28:14,928 INFO L290 TraceCheckUtils]: 78: Hoare triple {14325#true} assume !(0 == ~cond); {14325#true} is VALID [2022-04-08 12:28:14,929 INFO L290 TraceCheckUtils]: 77: Hoare triple {14325#true} ~cond := #in~cond; {14325#true} is VALID [2022-04-08 12:28:14,929 INFO L272 TraceCheckUtils]: 76: Hoare triple {14524#(< main_~b~0 main_~c~0)} call __VERIFIER_assert((if ~b~0 == ~x~0 * ~q~0 + ~y~0 * ~s~0 then 1 else 0)); {14325#true} is VALID [2022-04-08 12:28:14,929 INFO L284 TraceCheckUtils]: 75: Hoare quadruple {14325#true} {14524#(< main_~b~0 main_~c~0)} #93#return; {14524#(< main_~b~0 main_~c~0)} is VALID [2022-04-08 12:28:14,929 INFO L290 TraceCheckUtils]: 74: Hoare triple {14325#true} assume true; {14325#true} is VALID [2022-04-08 12:28:14,929 INFO L290 TraceCheckUtils]: 73: Hoare triple {14325#true} assume !(0 == ~cond); {14325#true} is VALID [2022-04-08 12:28:14,929 INFO L290 TraceCheckUtils]: 72: Hoare triple {14325#true} ~cond := #in~cond; {14325#true} is VALID [2022-04-08 12:28:14,929 INFO L272 TraceCheckUtils]: 71: Hoare triple {14524#(< main_~b~0 main_~c~0)} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {14325#true} is VALID [2022-04-08 12:28:14,930 INFO L284 TraceCheckUtils]: 70: Hoare quadruple {14325#true} {14524#(< main_~b~0 main_~c~0)} #91#return; {14524#(< main_~b~0 main_~c~0)} is VALID [2022-04-08 12:28:14,930 INFO L290 TraceCheckUtils]: 69: Hoare triple {14325#true} assume true; {14325#true} is VALID [2022-04-08 12:28:14,930 INFO L290 TraceCheckUtils]: 68: Hoare triple {14325#true} assume !(0 == ~cond); {14325#true} is VALID [2022-04-08 12:28:14,930 INFO L290 TraceCheckUtils]: 67: Hoare triple {14325#true} ~cond := #in~cond; {14325#true} is VALID [2022-04-08 12:28:14,930 INFO L272 TraceCheckUtils]: 66: Hoare triple {14524#(< main_~b~0 main_~c~0)} call __VERIFIER_assert((if ~a~0 == ~k~0 * ~b~0 + ~c~0 then 1 else 0)); {14325#true} is VALID [2022-04-08 12:28:14,930 INFO L290 TraceCheckUtils]: 65: Hoare triple {14524#(< main_~b~0 main_~c~0)} assume !false; {14524#(< main_~b~0 main_~c~0)} is VALID [2022-04-08 12:28:14,931 INFO L290 TraceCheckUtils]: 64: Hoare triple {14517#(< main_~b~0 main_~a~0)} assume !!(0 != ~b~0);~c~0 := ~a~0;~k~0 := 0; {14524#(< main_~b~0 main_~c~0)} is VALID [2022-04-08 12:28:14,931 INFO L290 TraceCheckUtils]: 63: Hoare triple {14517#(< main_~b~0 main_~a~0)} assume !false; {14517#(< main_~b~0 main_~a~0)} is VALID [2022-04-08 12:28:14,931 INFO L290 TraceCheckUtils]: 62: Hoare triple {14513#(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; {14517#(< main_~b~0 main_~a~0)} is VALID [2022-04-08 12:28:14,932 INFO L290 TraceCheckUtils]: 61: Hoare triple {14325#true} assume !(~c~0 >= ~b~0); {14513#(not (<= main_~b~0 main_~c~0))} is VALID [2022-04-08 12:28:14,932 INFO L284 TraceCheckUtils]: 60: Hoare quadruple {14325#true} {14325#true} #97#return; {14325#true} is VALID [2022-04-08 12:28:14,932 INFO L290 TraceCheckUtils]: 59: Hoare triple {14325#true} assume true; {14325#true} is VALID [2022-04-08 12:28:14,932 INFO L290 TraceCheckUtils]: 58: Hoare triple {14325#true} assume !(0 == ~cond); {14325#true} is VALID [2022-04-08 12:28:14,932 INFO L290 TraceCheckUtils]: 57: Hoare triple {14325#true} ~cond := #in~cond; {14325#true} is VALID [2022-04-08 12:28:14,932 INFO L272 TraceCheckUtils]: 56: Hoare triple {14325#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)); {14325#true} is VALID [2022-04-08 12:28:14,932 INFO L284 TraceCheckUtils]: 55: Hoare quadruple {14325#true} {14325#true} #95#return; {14325#true} is VALID [2022-04-08 12:28:14,932 INFO L290 TraceCheckUtils]: 54: Hoare triple {14325#true} assume true; {14325#true} is VALID [2022-04-08 12:28:14,932 INFO L290 TraceCheckUtils]: 53: Hoare triple {14325#true} assume !(0 == ~cond); {14325#true} is VALID [2022-04-08 12:28:14,932 INFO L290 TraceCheckUtils]: 52: Hoare triple {14325#true} ~cond := #in~cond; {14325#true} is VALID [2022-04-08 12:28:14,932 INFO L272 TraceCheckUtils]: 51: Hoare triple {14325#true} call __VERIFIER_assert((if ~b~0 == ~x~0 * ~q~0 + ~y~0 * ~s~0 then 1 else 0)); {14325#true} is VALID [2022-04-08 12:28:14,932 INFO L284 TraceCheckUtils]: 50: Hoare quadruple {14325#true} {14325#true} #93#return; {14325#true} is VALID [2022-04-08 12:28:14,933 INFO L290 TraceCheckUtils]: 49: Hoare triple {14325#true} assume true; {14325#true} is VALID [2022-04-08 12:28:14,933 INFO L290 TraceCheckUtils]: 48: Hoare triple {14325#true} assume !(0 == ~cond); {14325#true} is VALID [2022-04-08 12:28:14,933 INFO L290 TraceCheckUtils]: 47: Hoare triple {14325#true} ~cond := #in~cond; {14325#true} is VALID [2022-04-08 12:28:14,935 INFO L272 TraceCheckUtils]: 46: Hoare triple {14325#true} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {14325#true} is VALID [2022-04-08 12:28:14,935 INFO L284 TraceCheckUtils]: 45: Hoare quadruple {14325#true} {14325#true} #91#return; {14325#true} is VALID [2022-04-08 12:28:14,935 INFO L290 TraceCheckUtils]: 44: Hoare triple {14325#true} assume true; {14325#true} is VALID [2022-04-08 12:28:14,935 INFO L290 TraceCheckUtils]: 43: Hoare triple {14325#true} assume !(0 == ~cond); {14325#true} is VALID [2022-04-08 12:28:14,935 INFO L290 TraceCheckUtils]: 42: Hoare triple {14325#true} ~cond := #in~cond; {14325#true} is VALID [2022-04-08 12:28:14,935 INFO L272 TraceCheckUtils]: 41: Hoare triple {14325#true} call __VERIFIER_assert((if ~a~0 == ~k~0 * ~b~0 + ~c~0 then 1 else 0)); {14325#true} is VALID [2022-04-08 12:28:14,935 INFO L290 TraceCheckUtils]: 40: Hoare triple {14325#true} assume !false; {14325#true} is VALID [2022-04-08 12:28:14,935 INFO L290 TraceCheckUtils]: 39: Hoare triple {14325#true} assume !!(0 != ~b~0);~c~0 := ~a~0;~k~0 := 0; {14325#true} is VALID [2022-04-08 12:28:14,935 INFO L290 TraceCheckUtils]: 38: Hoare triple {14325#true} assume !false; {14325#true} is VALID [2022-04-08 12:28:14,936 INFO L284 TraceCheckUtils]: 37: Hoare quadruple {14325#true} {14325#true} #89#return; {14325#true} is VALID [2022-04-08 12:28:14,936 INFO L290 TraceCheckUtils]: 36: Hoare triple {14325#true} assume true; {14325#true} is VALID [2022-04-08 12:28:14,936 INFO L290 TraceCheckUtils]: 35: Hoare triple {14325#true} assume !(0 == ~cond); {14325#true} is VALID [2022-04-08 12:28:14,936 INFO L290 TraceCheckUtils]: 34: Hoare triple {14325#true} ~cond := #in~cond; {14325#true} is VALID [2022-04-08 12:28:14,936 INFO L272 TraceCheckUtils]: 33: Hoare triple {14325#true} call assume_abort_if_not((if ~yy~0 < 2147483647 then 1 else 0)); {14325#true} is VALID [2022-04-08 12:28:14,936 INFO L284 TraceCheckUtils]: 32: Hoare quadruple {14325#true} {14325#true} #87#return; {14325#true} is VALID [2022-04-08 12:28:14,936 INFO L290 TraceCheckUtils]: 31: Hoare triple {14325#true} assume true; {14325#true} is VALID [2022-04-08 12:28:14,936 INFO L290 TraceCheckUtils]: 30: Hoare triple {14325#true} assume !(0 == ~cond); {14325#true} is VALID [2022-04-08 12:28:14,936 INFO L290 TraceCheckUtils]: 29: Hoare triple {14325#true} ~cond := #in~cond; {14325#true} is VALID [2022-04-08 12:28:14,936 INFO L272 TraceCheckUtils]: 28: Hoare triple {14325#true} call assume_abort_if_not((if ~xy~0 < 2147483647 then 1 else 0)); {14325#true} is VALID [2022-04-08 12:28:14,936 INFO L290 TraceCheckUtils]: 27: Hoare triple {14325#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; {14325#true} is VALID [2022-04-08 12:28:14,936 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {14325#true} {14325#true} #85#return; {14325#true} is VALID [2022-04-08 12:28:14,936 INFO L290 TraceCheckUtils]: 25: Hoare triple {14325#true} assume true; {14325#true} is VALID [2022-04-08 12:28:14,936 INFO L290 TraceCheckUtils]: 24: Hoare triple {14325#true} assume !(0 == ~cond); {14325#true} is VALID [2022-04-08 12:28:14,936 INFO L290 TraceCheckUtils]: 23: Hoare triple {14325#true} ~cond := #in~cond; {14325#true} is VALID [2022-04-08 12:28:14,937 INFO L272 TraceCheckUtils]: 22: Hoare triple {14325#true} call assume_abort_if_not((if ~y~0 >= 1 then 1 else 0)); {14325#true} is VALID [2022-04-08 12:28:14,937 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {14325#true} {14325#true} #83#return; {14325#true} is VALID [2022-04-08 12:28:14,937 INFO L290 TraceCheckUtils]: 20: Hoare triple {14325#true} assume true; {14325#true} is VALID [2022-04-08 12:28:14,937 INFO L290 TraceCheckUtils]: 19: Hoare triple {14325#true} assume !(0 == ~cond); {14325#true} is VALID [2022-04-08 12:28:14,937 INFO L290 TraceCheckUtils]: 18: Hoare triple {14325#true} ~cond := #in~cond; {14325#true} is VALID [2022-04-08 12:28:14,937 INFO L272 TraceCheckUtils]: 17: Hoare triple {14325#true} call assume_abort_if_not((if ~x~0 >= 1 then 1 else 0)); {14325#true} is VALID [2022-04-08 12:28:14,937 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {14325#true} {14325#true} #81#return; {14325#true} is VALID [2022-04-08 12:28:14,937 INFO L290 TraceCheckUtils]: 15: Hoare triple {14325#true} assume true; {14325#true} is VALID [2022-04-08 12:28:14,937 INFO L290 TraceCheckUtils]: 14: Hoare triple {14325#true} assume !(0 == ~cond); {14325#true} is VALID [2022-04-08 12:28:14,937 INFO L290 TraceCheckUtils]: 13: Hoare triple {14325#true} ~cond := #in~cond; {14325#true} is VALID [2022-04-08 12:28:14,937 INFO L272 TraceCheckUtils]: 12: Hoare triple {14325#true} call assume_abort_if_not((if ~y~0 >= 0 && ~y~0 <= 50 then 1 else 0)); {14325#true} is VALID [2022-04-08 12:28:14,937 INFO L290 TraceCheckUtils]: 11: Hoare triple {14325#true} assume -2147483648 <= #t~nondet5 && #t~nondet5 <= 2147483647;~y~0 := #t~nondet5;havoc #t~nondet5; {14325#true} is VALID [2022-04-08 12:28:14,937 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {14325#true} {14325#true} #79#return; {14325#true} is VALID [2022-04-08 12:28:14,937 INFO L290 TraceCheckUtils]: 9: Hoare triple {14325#true} assume true; {14325#true} is VALID [2022-04-08 12:28:14,938 INFO L290 TraceCheckUtils]: 8: Hoare triple {14325#true} assume !(0 == ~cond); {14325#true} is VALID [2022-04-08 12:28:14,938 INFO L290 TraceCheckUtils]: 7: Hoare triple {14325#true} ~cond := #in~cond; {14325#true} is VALID [2022-04-08 12:28:14,938 INFO L272 TraceCheckUtils]: 6: Hoare triple {14325#true} call assume_abort_if_not((if ~x~0 >= 0 && ~x~0 <= 50 then 1 else 0)); {14325#true} is VALID [2022-04-08 12:28:14,938 INFO L290 TraceCheckUtils]: 5: Hoare triple {14325#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; {14325#true} is VALID [2022-04-08 12:28:14,938 INFO L272 TraceCheckUtils]: 4: Hoare triple {14325#true} call #t~ret6 := main(); {14325#true} is VALID [2022-04-08 12:28:14,938 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {14325#true} {14325#true} #103#return; {14325#true} is VALID [2022-04-08 12:28:14,938 INFO L290 TraceCheckUtils]: 2: Hoare triple {14325#true} assume true; {14325#true} is VALID [2022-04-08 12:28:14,938 INFO L290 TraceCheckUtils]: 1: Hoare triple {14325#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); {14325#true} is VALID [2022-04-08 12:28:14,938 INFO L272 TraceCheckUtils]: 0: Hoare triple {14325#true} call ULTIMATE.init(); {14325#true} is VALID [2022-04-08 12:28:14,938 INFO L134 CoverageAnalysis]: Checked inductivity of 373 backedges. 40 proven. 9 refuted. 0 times theorem prover too weak. 324 trivial. 0 not checked. [2022-04-08 12:28:14,939 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-08 12:28:14,939 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2119355792] [2022-04-08 12:28:14,939 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-04-08 12:28:14,939 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2056660432] [2022-04-08 12:28:14,939 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2056660432] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-08 12:28:14,939 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-04-08 12:28:14,939 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 7 [2022-04-08 12:28:14,939 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-08 12:28:14,939 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [824360772] [2022-04-08 12:28:14,939 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [824360772] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 12:28:14,939 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 12:28:14,939 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-04-08 12:28:14,939 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [251043490] [2022-04-08 12:28:14,939 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-08 12:28:14,940 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 [2022-04-08 12:28:14,940 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-08 12:28:14,940 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) [2022-04-08 12:28:14,993 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 68 edges. 68 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 12:28:14,993 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-04-08 12:28:14,993 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-08 12:28:14,993 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-04-08 12:28:14,994 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-04-08 12:28:14,994 INFO L87 Difference]: Start difference. First operand 157 states and 209 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) [2022-04-08 12:28:16,116 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 12:28:16,117 INFO L93 Difference]: Finished difference Result 211 states and 298 transitions. [2022-04-08 12:28:16,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-04-08 12:28:16,117 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 [2022-04-08 12:28:16,117 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-08 12:28:16,117 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) [2022-04-08 12:28:16,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 126 transitions. [2022-04-08 12:28:16,119 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) [2022-04-08 12:28:16,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 126 transitions. [2022-04-08 12:28:16,120 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 12 states and 126 transitions. [2022-04-08 12:28:16,227 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 126 edges. 126 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 12:28:16,231 INFO L225 Difference]: With dead ends: 211 [2022-04-08 12:28:16,231 INFO L226 Difference]: Without dead ends: 203 [2022-04-08 12:28:16,232 INFO L912 BasicCegarLoop]: 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 [2022-04-08 12:28:16,232 INFO L913 BasicCegarLoop]: 85 mSDtfsCounter, 14 mSDsluCounter, 195 mSDsCounter, 0 mSdLazyCounter, 205 mSolverCounterSat, 40 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s 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, 0.3s IncrementalHoareTripleChecker+Time [2022-04-08 12:28:16,232 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [19 Valid, 280 Invalid, 245 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [40 Valid, 205 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-04-08 12:28:16,232 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 203 states. [2022-04-08 12:28:16,623 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 203 to 184. [2022-04-08 12:28:16,624 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-08 12:28:16,624 INFO L82 GeneralOperation]: Start isEquivalent. First operand 203 states. Second operand has 184 states, 94 states have (on average 1.1595744680851063) internal successors, (109), 96 states have internal predecessors, (109), 75 states have call successors, (75), 15 states have call predecessors, (75), 14 states have return successors, (72), 72 states have call predecessors, (72), 72 states have call successors, (72) [2022-04-08 12:28:16,624 INFO L74 IsIncluded]: Start isIncluded. First operand 203 states. Second operand has 184 states, 94 states have (on average 1.1595744680851063) internal successors, (109), 96 states have internal predecessors, (109), 75 states have call successors, (75), 15 states have call predecessors, (75), 14 states have return successors, (72), 72 states have call predecessors, (72), 72 states have call successors, (72) [2022-04-08 12:28:16,625 INFO L87 Difference]: Start difference. First operand 203 states. Second operand has 184 states, 94 states have (on average 1.1595744680851063) internal successors, (109), 96 states have internal predecessors, (109), 75 states have call successors, (75), 15 states have call predecessors, (75), 14 states have return successors, (72), 72 states have call predecessors, (72), 72 states have call successors, (72) [2022-04-08 12:28:16,629 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 12:28:16,629 INFO L93 Difference]: Finished difference Result 203 states and 289 transitions. [2022-04-08 12:28:16,629 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 289 transitions. [2022-04-08 12:28:16,630 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 12:28:16,630 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 12:28:16,630 INFO L74 IsIncluded]: Start isIncluded. First operand has 184 states, 94 states have (on average 1.1595744680851063) internal successors, (109), 96 states have internal predecessors, (109), 75 states have call successors, (75), 15 states have call predecessors, (75), 14 states have return successors, (72), 72 states have call predecessors, (72), 72 states have call successors, (72) Second operand 203 states. [2022-04-08 12:28:16,630 INFO L87 Difference]: Start difference. First operand has 184 states, 94 states have (on average 1.1595744680851063) internal successors, (109), 96 states have internal predecessors, (109), 75 states have call successors, (75), 15 states have call predecessors, (75), 14 states have return successors, (72), 72 states have call predecessors, (72), 72 states have call successors, (72) Second operand 203 states. [2022-04-08 12:28:16,635 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 12:28:16,635 INFO L93 Difference]: Finished difference Result 203 states and 289 transitions. [2022-04-08 12:28:16,636 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 289 transitions. [2022-04-08 12:28:16,636 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 12:28:16,636 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 12:28:16,636 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-08 12:28:16,636 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-08 12:28:16,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 184 states, 94 states have (on average 1.1595744680851063) internal successors, (109), 96 states have internal predecessors, (109), 75 states have call successors, (75), 15 states have call predecessors, (75), 14 states have return successors, (72), 72 states have call predecessors, (72), 72 states have call successors, (72) [2022-04-08 12:28:16,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 184 states and 256 transitions. [2022-04-08 12:28:16,640 INFO L78 Accepts]: Start accepts. Automaton has 184 states and 256 transitions. Word has length 116 [2022-04-08 12:28:16,641 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-08 12:28:16,641 INFO L478 AbstractCegarLoop]: Abstraction has 184 states and 256 transitions. [2022-04-08 12:28:16,641 INFO L479 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) [2022-04-08 12:28:16,641 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 184 states and 256 transitions. [2022-04-08 12:28:17,141 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 256 edges. 256 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 12:28:17,141 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 256 transitions. [2022-04-08 12:28:17,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2022-04-08 12:28:17,142 INFO L491 BasicCegarLoop]: Found error trace [2022-04-08 12:28:17,142 INFO L499 BasicCegarLoop]: 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] [2022-04-08 12:28:17,161 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Forceful destruction successful, exit code 0 [2022-04-08 12:28:17,358 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2022-04-08 12:28:17,359 INFO L403 AbstractCegarLoop]: === Iteration 17 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-08 12:28:17,359 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-08 12:28:17,359 INFO L85 PathProgramCache]: Analyzing trace with hash -743412771, now seen corresponding path program 3 times [2022-04-08 12:28:17,359 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-08 12:28:17,359 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [1693867455] [2022-04-08 12:28:17,359 INFO L202 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-04-08 12:28:17,359 INFO L85 PathProgramCache]: Analyzing trace with hash -743412771, now seen corresponding path program 4 times [2022-04-08 12:28:17,360 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-08 12:28:17,360 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [811121499] [2022-04-08 12:28:17,360 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-08 12:28:17,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-08 12:28:17,369 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-04-08 12:28:17,369 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [287360331] [2022-04-08 12:28:17,370 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-04-08 12:28:17,370 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-08 12:28:17,370 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-08 12:28:17,370 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-04-08 12:28:17,375 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2022-04-08 12:28:17,424 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-04-08 12:28:17,424 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-08 12:28:17,425 INFO L263 TraceCheckSpWp]: Trace formula consists of 257 conjuncts, 14 conjunts are in the unsatisfiable core [2022-04-08 12:28:17,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 12:28:17,444 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-08 12:28:17,674 INFO L272 TraceCheckUtils]: 0: Hoare triple {16242#true} call ULTIMATE.init(); {16242#true} is VALID [2022-04-08 12:28:17,674 INFO L290 TraceCheckUtils]: 1: Hoare triple {16242#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); {16242#true} is VALID [2022-04-08 12:28:17,674 INFO L290 TraceCheckUtils]: 2: Hoare triple {16242#true} assume true; {16242#true} is VALID [2022-04-08 12:28:17,674 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {16242#true} {16242#true} #103#return; {16242#true} is VALID [2022-04-08 12:28:17,674 INFO L272 TraceCheckUtils]: 4: Hoare triple {16242#true} call #t~ret6 := main(); {16242#true} is VALID [2022-04-08 12:28:17,674 INFO L290 TraceCheckUtils]: 5: Hoare triple {16242#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; {16242#true} is VALID [2022-04-08 12:28:17,674 INFO L272 TraceCheckUtils]: 6: Hoare triple {16242#true} call assume_abort_if_not((if ~x~0 >= 0 && ~x~0 <= 50 then 1 else 0)); {16242#true} is VALID [2022-04-08 12:28:17,674 INFO L290 TraceCheckUtils]: 7: Hoare triple {16242#true} ~cond := #in~cond; {16242#true} is VALID [2022-04-08 12:28:17,674 INFO L290 TraceCheckUtils]: 8: Hoare triple {16242#true} assume !(0 == ~cond); {16242#true} is VALID [2022-04-08 12:28:17,675 INFO L290 TraceCheckUtils]: 9: Hoare triple {16242#true} assume true; {16242#true} is VALID [2022-04-08 12:28:17,675 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {16242#true} {16242#true} #79#return; {16242#true} is VALID [2022-04-08 12:28:17,675 INFO L290 TraceCheckUtils]: 11: Hoare triple {16242#true} assume -2147483648 <= #t~nondet5 && #t~nondet5 <= 2147483647;~y~0 := #t~nondet5;havoc #t~nondet5; {16242#true} is VALID [2022-04-08 12:28:17,675 INFO L272 TraceCheckUtils]: 12: Hoare triple {16242#true} call assume_abort_if_not((if ~y~0 >= 0 && ~y~0 <= 50 then 1 else 0)); {16242#true} is VALID [2022-04-08 12:28:17,675 INFO L290 TraceCheckUtils]: 13: Hoare triple {16242#true} ~cond := #in~cond; {16242#true} is VALID [2022-04-08 12:28:17,675 INFO L290 TraceCheckUtils]: 14: Hoare triple {16242#true} assume !(0 == ~cond); {16242#true} is VALID [2022-04-08 12:28:17,675 INFO L290 TraceCheckUtils]: 15: Hoare triple {16242#true} assume true; {16242#true} is VALID [2022-04-08 12:28:17,675 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {16242#true} {16242#true} #81#return; {16242#true} is VALID [2022-04-08 12:28:17,675 INFO L272 TraceCheckUtils]: 17: Hoare triple {16242#true} call assume_abort_if_not((if ~x~0 >= 1 then 1 else 0)); {16242#true} is VALID [2022-04-08 12:28:17,675 INFO L290 TraceCheckUtils]: 18: Hoare triple {16242#true} ~cond := #in~cond; {16242#true} is VALID [2022-04-08 12:28:17,675 INFO L290 TraceCheckUtils]: 19: Hoare triple {16242#true} assume !(0 == ~cond); {16242#true} is VALID [2022-04-08 12:28:17,675 INFO L290 TraceCheckUtils]: 20: Hoare triple {16242#true} assume true; {16242#true} is VALID [2022-04-08 12:28:17,675 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {16242#true} {16242#true} #83#return; {16242#true} is VALID [2022-04-08 12:28:17,675 INFO L272 TraceCheckUtils]: 22: Hoare triple {16242#true} call assume_abort_if_not((if ~y~0 >= 1 then 1 else 0)); {16242#true} is VALID [2022-04-08 12:28:17,676 INFO L290 TraceCheckUtils]: 23: Hoare triple {16242#true} ~cond := #in~cond; {16242#true} is VALID [2022-04-08 12:28:17,676 INFO L290 TraceCheckUtils]: 24: Hoare triple {16242#true} assume !(0 == ~cond); {16242#true} is VALID [2022-04-08 12:28:17,676 INFO L290 TraceCheckUtils]: 25: Hoare triple {16242#true} assume true; {16242#true} is VALID [2022-04-08 12:28:17,676 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {16242#true} {16242#true} #85#return; {16242#true} is VALID [2022-04-08 12:28:17,676 INFO L290 TraceCheckUtils]: 27: Hoare triple {16242#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; {16242#true} is VALID [2022-04-08 12:28:17,676 INFO L272 TraceCheckUtils]: 28: Hoare triple {16242#true} call assume_abort_if_not((if ~xy~0 < 2147483647 then 1 else 0)); {16242#true} is VALID [2022-04-08 12:28:17,676 INFO L290 TraceCheckUtils]: 29: Hoare triple {16242#true} ~cond := #in~cond; {16242#true} is VALID [2022-04-08 12:28:17,676 INFO L290 TraceCheckUtils]: 30: Hoare triple {16242#true} assume !(0 == ~cond); {16242#true} is VALID [2022-04-08 12:28:17,676 INFO L290 TraceCheckUtils]: 31: Hoare triple {16242#true} assume true; {16242#true} is VALID [2022-04-08 12:28:17,676 INFO L284 TraceCheckUtils]: 32: Hoare quadruple {16242#true} {16242#true} #87#return; {16242#true} is VALID [2022-04-08 12:28:17,676 INFO L272 TraceCheckUtils]: 33: Hoare triple {16242#true} call assume_abort_if_not((if ~yy~0 < 2147483647 then 1 else 0)); {16242#true} is VALID [2022-04-08 12:28:17,676 INFO L290 TraceCheckUtils]: 34: Hoare triple {16242#true} ~cond := #in~cond; {16242#true} is VALID [2022-04-08 12:28:17,676 INFO L290 TraceCheckUtils]: 35: Hoare triple {16242#true} assume !(0 == ~cond); {16242#true} is VALID [2022-04-08 12:28:17,676 INFO L290 TraceCheckUtils]: 36: Hoare triple {16242#true} assume true; {16242#true} is VALID [2022-04-08 12:28:17,676 INFO L284 TraceCheckUtils]: 37: Hoare quadruple {16242#true} {16242#true} #89#return; {16242#true} is VALID [2022-04-08 12:28:17,677 INFO L290 TraceCheckUtils]: 38: Hoare triple {16242#true} assume !false; {16242#true} is VALID [2022-04-08 12:28:17,677 INFO L290 TraceCheckUtils]: 39: Hoare triple {16242#true} assume !!(0 != ~b~0);~c~0 := ~a~0;~k~0 := 0; {16242#true} is VALID [2022-04-08 12:28:17,677 INFO L290 TraceCheckUtils]: 40: Hoare triple {16242#true} assume !false; {16242#true} is VALID [2022-04-08 12:28:17,677 INFO L272 TraceCheckUtils]: 41: Hoare triple {16242#true} call __VERIFIER_assert((if ~a~0 == ~k~0 * ~b~0 + ~c~0 then 1 else 0)); {16242#true} is VALID [2022-04-08 12:28:17,677 INFO L290 TraceCheckUtils]: 42: Hoare triple {16242#true} ~cond := #in~cond; {16242#true} is VALID [2022-04-08 12:28:17,677 INFO L290 TraceCheckUtils]: 43: Hoare triple {16242#true} assume !(0 == ~cond); {16242#true} is VALID [2022-04-08 12:28:17,677 INFO L290 TraceCheckUtils]: 44: Hoare triple {16242#true} assume true; {16242#true} is VALID [2022-04-08 12:28:17,677 INFO L284 TraceCheckUtils]: 45: Hoare quadruple {16242#true} {16242#true} #91#return; {16242#true} is VALID [2022-04-08 12:28:17,677 INFO L272 TraceCheckUtils]: 46: Hoare triple {16242#true} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {16242#true} is VALID [2022-04-08 12:28:17,677 INFO L290 TraceCheckUtils]: 47: Hoare triple {16242#true} ~cond := #in~cond; {16242#true} is VALID [2022-04-08 12:28:17,677 INFO L290 TraceCheckUtils]: 48: Hoare triple {16242#true} assume !(0 == ~cond); {16242#true} is VALID [2022-04-08 12:28:17,677 INFO L290 TraceCheckUtils]: 49: Hoare triple {16242#true} assume true; {16242#true} is VALID [2022-04-08 12:28:17,677 INFO L284 TraceCheckUtils]: 50: Hoare quadruple {16242#true} {16242#true} #93#return; {16242#true} is VALID [2022-04-08 12:28:17,677 INFO L272 TraceCheckUtils]: 51: Hoare triple {16242#true} call __VERIFIER_assert((if ~b~0 == ~x~0 * ~q~0 + ~y~0 * ~s~0 then 1 else 0)); {16242#true} is VALID [2022-04-08 12:28:17,678 INFO L290 TraceCheckUtils]: 52: Hoare triple {16242#true} ~cond := #in~cond; {16242#true} is VALID [2022-04-08 12:28:17,678 INFO L290 TraceCheckUtils]: 53: Hoare triple {16242#true} assume !(0 == ~cond); {16242#true} is VALID [2022-04-08 12:28:17,678 INFO L290 TraceCheckUtils]: 54: Hoare triple {16242#true} assume true; {16242#true} is VALID [2022-04-08 12:28:17,678 INFO L284 TraceCheckUtils]: 55: Hoare quadruple {16242#true} {16242#true} #95#return; {16242#true} is VALID [2022-04-08 12:28:17,678 INFO L272 TraceCheckUtils]: 56: Hoare triple {16242#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)); {16242#true} is VALID [2022-04-08 12:28:17,678 INFO L290 TraceCheckUtils]: 57: Hoare triple {16242#true} ~cond := #in~cond; {16242#true} is VALID [2022-04-08 12:28:17,678 INFO L290 TraceCheckUtils]: 58: Hoare triple {16242#true} assume !(0 == ~cond); {16242#true} is VALID [2022-04-08 12:28:17,678 INFO L290 TraceCheckUtils]: 59: Hoare triple {16242#true} assume true; {16242#true} is VALID [2022-04-08 12:28:17,678 INFO L284 TraceCheckUtils]: 60: Hoare quadruple {16242#true} {16242#true} #97#return; {16242#true} is VALID [2022-04-08 12:28:17,678 INFO L290 TraceCheckUtils]: 61: Hoare triple {16242#true} assume !(~c~0 >= ~b~0); {16242#true} is VALID [2022-04-08 12:28:17,678 INFO L290 TraceCheckUtils]: 62: Hoare triple {16242#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; {16242#true} is VALID [2022-04-08 12:28:17,678 INFO L290 TraceCheckUtils]: 63: Hoare triple {16242#true} assume !false; {16242#true} is VALID [2022-04-08 12:28:17,678 INFO L290 TraceCheckUtils]: 64: Hoare triple {16242#true} assume !!(0 != ~b~0);~c~0 := ~a~0;~k~0 := 0; {16242#true} is VALID [2022-04-08 12:28:17,678 INFO L290 TraceCheckUtils]: 65: Hoare triple {16242#true} assume !false; {16242#true} is VALID [2022-04-08 12:28:17,679 INFO L272 TraceCheckUtils]: 66: Hoare triple {16242#true} call __VERIFIER_assert((if ~a~0 == ~k~0 * ~b~0 + ~c~0 then 1 else 0)); {16242#true} is VALID [2022-04-08 12:28:17,679 INFO L290 TraceCheckUtils]: 67: Hoare triple {16242#true} ~cond := #in~cond; {16242#true} is VALID [2022-04-08 12:28:17,679 INFO L290 TraceCheckUtils]: 68: Hoare triple {16242#true} assume !(0 == ~cond); {16242#true} is VALID [2022-04-08 12:28:17,679 INFO L290 TraceCheckUtils]: 69: Hoare triple {16242#true} assume true; {16242#true} is VALID [2022-04-08 12:28:17,679 INFO L284 TraceCheckUtils]: 70: Hoare quadruple {16242#true} {16242#true} #91#return; {16242#true} is VALID [2022-04-08 12:28:17,679 INFO L272 TraceCheckUtils]: 71: Hoare triple {16242#true} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {16242#true} is VALID [2022-04-08 12:28:17,679 INFO L290 TraceCheckUtils]: 72: Hoare triple {16242#true} ~cond := #in~cond; {16242#true} is VALID [2022-04-08 12:28:17,679 INFO L290 TraceCheckUtils]: 73: Hoare triple {16242#true} assume !(0 == ~cond); {16242#true} is VALID [2022-04-08 12:28:17,679 INFO L290 TraceCheckUtils]: 74: Hoare triple {16242#true} assume true; {16242#true} is VALID [2022-04-08 12:28:17,680 INFO L284 TraceCheckUtils]: 75: Hoare quadruple {16242#true} {16242#true} #93#return; {16242#true} is VALID [2022-04-08 12:28:17,680 INFO L272 TraceCheckUtils]: 76: Hoare triple {16242#true} call __VERIFIER_assert((if ~b~0 == ~x~0 * ~q~0 + ~y~0 * ~s~0 then 1 else 0)); {16242#true} is VALID [2022-04-08 12:28:17,680 INFO L290 TraceCheckUtils]: 77: Hoare triple {16242#true} ~cond := #in~cond; {16242#true} is VALID [2022-04-08 12:28:17,680 INFO L290 TraceCheckUtils]: 78: Hoare triple {16242#true} assume !(0 == ~cond); {16242#true} is VALID [2022-04-08 12:28:17,680 INFO L290 TraceCheckUtils]: 79: Hoare triple {16242#true} assume true; {16242#true} is VALID [2022-04-08 12:28:17,680 INFO L284 TraceCheckUtils]: 80: Hoare quadruple {16242#true} {16242#true} #95#return; {16242#true} is VALID [2022-04-08 12:28:17,680 INFO L272 TraceCheckUtils]: 81: Hoare triple {16242#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)); {16242#true} is VALID [2022-04-08 12:28:17,680 INFO L290 TraceCheckUtils]: 82: Hoare triple {16242#true} ~cond := #in~cond; {16242#true} is VALID [2022-04-08 12:28:17,680 INFO L290 TraceCheckUtils]: 83: Hoare triple {16242#true} assume !(0 == ~cond); {16242#true} is VALID [2022-04-08 12:28:17,680 INFO L290 TraceCheckUtils]: 84: Hoare triple {16242#true} assume true; {16242#true} is VALID [2022-04-08 12:28:17,680 INFO L284 TraceCheckUtils]: 85: Hoare quadruple {16242#true} {16242#true} #97#return; {16242#true} is VALID [2022-04-08 12:28:17,680 INFO L290 TraceCheckUtils]: 86: Hoare triple {16242#true} assume !!(~c~0 >= ~b~0);~c~0 := ~c~0 - ~b~0;~k~0 := 1 + ~k~0; {16242#true} is VALID [2022-04-08 12:28:17,680 INFO L290 TraceCheckUtils]: 87: Hoare triple {16242#true} assume !false; {16242#true} is VALID [2022-04-08 12:28:17,680 INFO L272 TraceCheckUtils]: 88: Hoare triple {16242#true} call __VERIFIER_assert((if ~a~0 == ~k~0 * ~b~0 + ~c~0 then 1 else 0)); {16242#true} is VALID [2022-04-08 12:28:17,680 INFO L290 TraceCheckUtils]: 89: Hoare triple {16242#true} ~cond := #in~cond; {16242#true} is VALID [2022-04-08 12:28:17,681 INFO L290 TraceCheckUtils]: 90: Hoare triple {16242#true} assume !(0 == ~cond); {16242#true} is VALID [2022-04-08 12:28:17,681 INFO L290 TraceCheckUtils]: 91: Hoare triple {16242#true} assume true; {16242#true} is VALID [2022-04-08 12:28:17,681 INFO L284 TraceCheckUtils]: 92: Hoare quadruple {16242#true} {16242#true} #91#return; {16242#true} is VALID [2022-04-08 12:28:17,681 INFO L272 TraceCheckUtils]: 93: Hoare triple {16242#true} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {16242#true} is VALID [2022-04-08 12:28:17,681 INFO L290 TraceCheckUtils]: 94: Hoare triple {16242#true} ~cond := #in~cond; {16242#true} is VALID [2022-04-08 12:28:17,681 INFO L290 TraceCheckUtils]: 95: Hoare triple {16242#true} assume !(0 == ~cond); {16242#true} is VALID [2022-04-08 12:28:17,681 INFO L290 TraceCheckUtils]: 96: Hoare triple {16242#true} assume true; {16242#true} is VALID [2022-04-08 12:28:17,681 INFO L284 TraceCheckUtils]: 97: Hoare quadruple {16242#true} {16242#true} #93#return; {16242#true} is VALID [2022-04-08 12:28:17,681 INFO L272 TraceCheckUtils]: 98: Hoare triple {16242#true} call __VERIFIER_assert((if ~b~0 == ~x~0 * ~q~0 + ~y~0 * ~s~0 then 1 else 0)); {16242#true} is VALID [2022-04-08 12:28:17,683 INFO L290 TraceCheckUtils]: 99: Hoare triple {16242#true} ~cond := #in~cond; {16544#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} is VALID [2022-04-08 12:28:17,683 INFO L290 TraceCheckUtils]: 100: Hoare triple {16544#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} assume !(0 == ~cond); {16548#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 12:28:17,684 INFO L290 TraceCheckUtils]: 101: Hoare triple {16548#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {16548#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 12:28:17,684 INFO L284 TraceCheckUtils]: 102: Hoare quadruple {16548#(not (= |__VERIFIER_assert_#in~cond| 0))} {16242#true} #95#return; {16555#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} is VALID [2022-04-08 12:28:17,684 INFO L272 TraceCheckUtils]: 103: Hoare triple {16555#(= 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)); {16242#true} is VALID [2022-04-08 12:28:17,684 INFO L290 TraceCheckUtils]: 104: Hoare triple {16242#true} ~cond := #in~cond; {16242#true} is VALID [2022-04-08 12:28:17,684 INFO L290 TraceCheckUtils]: 105: Hoare triple {16242#true} assume !(0 == ~cond); {16242#true} is VALID [2022-04-08 12:28:17,685 INFO L290 TraceCheckUtils]: 106: Hoare triple {16242#true} assume true; {16242#true} is VALID [2022-04-08 12:28:17,685 INFO L284 TraceCheckUtils]: 107: Hoare quadruple {16242#true} {16555#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} #97#return; {16555#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} is VALID [2022-04-08 12:28:17,685 INFO L290 TraceCheckUtils]: 108: Hoare triple {16555#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} assume !(~c~0 >= ~b~0); {16555#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} is VALID [2022-04-08 12:28:17,686 INFO L290 TraceCheckUtils]: 109: Hoare triple {16555#(= 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; {16577#(= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))} is VALID [2022-04-08 12:28:17,686 INFO L290 TraceCheckUtils]: 110: Hoare triple {16577#(= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))} assume !false; {16577#(= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))} is VALID [2022-04-08 12:28:17,687 INFO L290 TraceCheckUtils]: 111: Hoare triple {16577#(= 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; {16577#(= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))} is VALID [2022-04-08 12:28:17,687 INFO L290 TraceCheckUtils]: 112: Hoare triple {16577#(= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))} assume !false; {16577#(= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))} is VALID [2022-04-08 12:28:17,687 INFO L272 TraceCheckUtils]: 113: Hoare triple {16577#(= 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)); {16242#true} is VALID [2022-04-08 12:28:17,687 INFO L290 TraceCheckUtils]: 114: Hoare triple {16242#true} ~cond := #in~cond; {16242#true} is VALID [2022-04-08 12:28:17,687 INFO L290 TraceCheckUtils]: 115: Hoare triple {16242#true} assume !(0 == ~cond); {16242#true} is VALID [2022-04-08 12:28:17,687 INFO L290 TraceCheckUtils]: 116: Hoare triple {16242#true} assume true; {16242#true} is VALID [2022-04-08 12:28:17,688 INFO L284 TraceCheckUtils]: 117: Hoare quadruple {16242#true} {16577#(= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))} #91#return; {16577#(= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))} is VALID [2022-04-08 12:28:17,688 INFO L272 TraceCheckUtils]: 118: Hoare triple {16577#(= 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)); {16605#(<= 1 |__VERIFIER_assert_#in~cond|)} is VALID [2022-04-08 12:28:17,689 INFO L290 TraceCheckUtils]: 119: Hoare triple {16605#(<= 1 |__VERIFIER_assert_#in~cond|)} ~cond := #in~cond; {16609#(<= 1 __VERIFIER_assert_~cond)} is VALID [2022-04-08 12:28:17,689 INFO L290 TraceCheckUtils]: 120: Hoare triple {16609#(<= 1 __VERIFIER_assert_~cond)} assume 0 == ~cond; {16243#false} is VALID [2022-04-08 12:28:17,689 INFO L290 TraceCheckUtils]: 121: Hoare triple {16243#false} assume !false; {16243#false} is VALID [2022-04-08 12:28:17,689 INFO L134 CoverageAnalysis]: Checked inductivity of 432 backedges. 73 proven. 7 refuted. 0 times theorem prover too weak. 352 trivial. 0 not checked. [2022-04-08 12:28:17,689 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-08 12:28:31,140 INFO L290 TraceCheckUtils]: 121: Hoare triple {16243#false} assume !false; {16243#false} is VALID [2022-04-08 12:28:31,141 INFO L290 TraceCheckUtils]: 120: Hoare triple {16609#(<= 1 __VERIFIER_assert_~cond)} assume 0 == ~cond; {16243#false} is VALID [2022-04-08 12:28:31,141 INFO L290 TraceCheckUtils]: 119: Hoare triple {16605#(<= 1 |__VERIFIER_assert_#in~cond|)} ~cond := #in~cond; {16609#(<= 1 __VERIFIER_assert_~cond)} is VALID [2022-04-08 12:28:31,142 INFO L272 TraceCheckUtils]: 118: Hoare triple {16577#(= 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)); {16605#(<= 1 |__VERIFIER_assert_#in~cond|)} is VALID [2022-04-08 12:28:31,142 INFO L284 TraceCheckUtils]: 117: Hoare quadruple {16242#true} {16577#(= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))} #91#return; {16577#(= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))} is VALID [2022-04-08 12:28:31,142 INFO L290 TraceCheckUtils]: 116: Hoare triple {16242#true} assume true; {16242#true} is VALID [2022-04-08 12:28:31,142 INFO L290 TraceCheckUtils]: 115: Hoare triple {16242#true} assume !(0 == ~cond); {16242#true} is VALID [2022-04-08 12:28:31,143 INFO L290 TraceCheckUtils]: 114: Hoare triple {16242#true} ~cond := #in~cond; {16242#true} is VALID [2022-04-08 12:28:31,143 INFO L272 TraceCheckUtils]: 113: Hoare triple {16577#(= 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)); {16242#true} is VALID [2022-04-08 12:28:31,143 INFO L290 TraceCheckUtils]: 112: Hoare triple {16577#(= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))} assume !false; {16577#(= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))} is VALID [2022-04-08 12:28:31,143 INFO L290 TraceCheckUtils]: 111: Hoare triple {16577#(= 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; {16577#(= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))} is VALID [2022-04-08 12:28:31,144 INFO L290 TraceCheckUtils]: 110: Hoare triple {16577#(= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))} assume !false; {16577#(= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))} is VALID [2022-04-08 12:28:31,144 INFO L290 TraceCheckUtils]: 109: Hoare triple {16555#(= 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; {16577#(= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))} is VALID [2022-04-08 12:28:31,144 INFO L290 TraceCheckUtils]: 108: Hoare triple {16555#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} assume !(~c~0 >= ~b~0); {16555#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} is VALID [2022-04-08 12:28:31,145 INFO L284 TraceCheckUtils]: 107: Hoare quadruple {16242#true} {16555#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} #97#return; {16555#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} is VALID [2022-04-08 12:28:31,145 INFO L290 TraceCheckUtils]: 106: Hoare triple {16242#true} assume true; {16242#true} is VALID [2022-04-08 12:28:31,145 INFO L290 TraceCheckUtils]: 105: Hoare triple {16242#true} assume !(0 == ~cond); {16242#true} is VALID [2022-04-08 12:28:31,145 INFO L290 TraceCheckUtils]: 104: Hoare triple {16242#true} ~cond := #in~cond; {16242#true} is VALID [2022-04-08 12:28:31,145 INFO L272 TraceCheckUtils]: 103: Hoare triple {16555#(= 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)); {16242#true} is VALID [2022-04-08 12:28:31,146 INFO L284 TraceCheckUtils]: 102: Hoare quadruple {16548#(not (= |__VERIFIER_assert_#in~cond| 0))} {16242#true} #95#return; {16555#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} is VALID [2022-04-08 12:28:31,146 INFO L290 TraceCheckUtils]: 101: Hoare triple {16548#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {16548#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 12:28:31,146 INFO L290 TraceCheckUtils]: 100: Hoare triple {16682#(or (not (= |__VERIFIER_assert_#in~cond| 0)) (= __VERIFIER_assert_~cond 0))} assume !(0 == ~cond); {16548#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 12:28:31,147 INFO L290 TraceCheckUtils]: 99: Hoare triple {16242#true} ~cond := #in~cond; {16682#(or (not (= |__VERIFIER_assert_#in~cond| 0)) (= __VERIFIER_assert_~cond 0))} is VALID [2022-04-08 12:28:31,147 INFO L272 TraceCheckUtils]: 98: Hoare triple {16242#true} call __VERIFIER_assert((if ~b~0 == ~x~0 * ~q~0 + ~y~0 * ~s~0 then 1 else 0)); {16242#true} is VALID [2022-04-08 12:28:31,147 INFO L284 TraceCheckUtils]: 97: Hoare quadruple {16242#true} {16242#true} #93#return; {16242#true} is VALID [2022-04-08 12:28:31,147 INFO L290 TraceCheckUtils]: 96: Hoare triple {16242#true} assume true; {16242#true} is VALID [2022-04-08 12:28:31,147 INFO L290 TraceCheckUtils]: 95: Hoare triple {16242#true} assume !(0 == ~cond); {16242#true} is VALID [2022-04-08 12:28:31,147 INFO L290 TraceCheckUtils]: 94: Hoare triple {16242#true} ~cond := #in~cond; {16242#true} is VALID [2022-04-08 12:28:31,147 INFO L272 TraceCheckUtils]: 93: Hoare triple {16242#true} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {16242#true} is VALID [2022-04-08 12:28:31,147 INFO L284 TraceCheckUtils]: 92: Hoare quadruple {16242#true} {16242#true} #91#return; {16242#true} is VALID [2022-04-08 12:28:31,147 INFO L290 TraceCheckUtils]: 91: Hoare triple {16242#true} assume true; {16242#true} is VALID [2022-04-08 12:28:31,147 INFO L290 TraceCheckUtils]: 90: Hoare triple {16242#true} assume !(0 == ~cond); {16242#true} is VALID [2022-04-08 12:28:31,147 INFO L290 TraceCheckUtils]: 89: Hoare triple {16242#true} ~cond := #in~cond; {16242#true} is VALID [2022-04-08 12:28:31,148 INFO L272 TraceCheckUtils]: 88: Hoare triple {16242#true} call __VERIFIER_assert((if ~a~0 == ~k~0 * ~b~0 + ~c~0 then 1 else 0)); {16242#true} is VALID [2022-04-08 12:28:31,148 INFO L290 TraceCheckUtils]: 87: Hoare triple {16242#true} assume !false; {16242#true} is VALID [2022-04-08 12:28:31,148 INFO L290 TraceCheckUtils]: 86: Hoare triple {16242#true} assume !!(~c~0 >= ~b~0);~c~0 := ~c~0 - ~b~0;~k~0 := 1 + ~k~0; {16242#true} is VALID [2022-04-08 12:28:31,148 INFO L284 TraceCheckUtils]: 85: Hoare quadruple {16242#true} {16242#true} #97#return; {16242#true} is VALID [2022-04-08 12:28:31,148 INFO L290 TraceCheckUtils]: 84: Hoare triple {16242#true} assume true; {16242#true} is VALID [2022-04-08 12:28:31,148 INFO L290 TraceCheckUtils]: 83: Hoare triple {16242#true} assume !(0 == ~cond); {16242#true} is VALID [2022-04-08 12:28:31,148 INFO L290 TraceCheckUtils]: 82: Hoare triple {16242#true} ~cond := #in~cond; {16242#true} is VALID [2022-04-08 12:28:31,148 INFO L272 TraceCheckUtils]: 81: Hoare triple {16242#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)); {16242#true} is VALID [2022-04-08 12:28:31,148 INFO L284 TraceCheckUtils]: 80: Hoare quadruple {16242#true} {16242#true} #95#return; {16242#true} is VALID [2022-04-08 12:28:31,148 INFO L290 TraceCheckUtils]: 79: Hoare triple {16242#true} assume true; {16242#true} is VALID [2022-04-08 12:28:31,148 INFO L290 TraceCheckUtils]: 78: Hoare triple {16242#true} assume !(0 == ~cond); {16242#true} is VALID [2022-04-08 12:28:31,148 INFO L290 TraceCheckUtils]: 77: Hoare triple {16242#true} ~cond := #in~cond; {16242#true} is VALID [2022-04-08 12:28:31,148 INFO L272 TraceCheckUtils]: 76: Hoare triple {16242#true} call __VERIFIER_assert((if ~b~0 == ~x~0 * ~q~0 + ~y~0 * ~s~0 then 1 else 0)); {16242#true} is VALID [2022-04-08 12:28:31,148 INFO L284 TraceCheckUtils]: 75: Hoare quadruple {16242#true} {16242#true} #93#return; {16242#true} is VALID [2022-04-08 12:28:31,148 INFO L290 TraceCheckUtils]: 74: Hoare triple {16242#true} assume true; {16242#true} is VALID [2022-04-08 12:28:31,149 INFO L290 TraceCheckUtils]: 73: Hoare triple {16242#true} assume !(0 == ~cond); {16242#true} is VALID [2022-04-08 12:28:31,149 INFO L290 TraceCheckUtils]: 72: Hoare triple {16242#true} ~cond := #in~cond; {16242#true} is VALID [2022-04-08 12:28:31,149 INFO L272 TraceCheckUtils]: 71: Hoare triple {16242#true} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {16242#true} is VALID [2022-04-08 12:28:31,149 INFO L284 TraceCheckUtils]: 70: Hoare quadruple {16242#true} {16242#true} #91#return; {16242#true} is VALID [2022-04-08 12:28:31,149 INFO L290 TraceCheckUtils]: 69: Hoare triple {16242#true} assume true; {16242#true} is VALID [2022-04-08 12:28:31,149 INFO L290 TraceCheckUtils]: 68: Hoare triple {16242#true} assume !(0 == ~cond); {16242#true} is VALID [2022-04-08 12:28:31,149 INFO L290 TraceCheckUtils]: 67: Hoare triple {16242#true} ~cond := #in~cond; {16242#true} is VALID [2022-04-08 12:28:31,149 INFO L272 TraceCheckUtils]: 66: Hoare triple {16242#true} call __VERIFIER_assert((if ~a~0 == ~k~0 * ~b~0 + ~c~0 then 1 else 0)); {16242#true} is VALID [2022-04-08 12:28:31,149 INFO L290 TraceCheckUtils]: 65: Hoare triple {16242#true} assume !false; {16242#true} is VALID [2022-04-08 12:28:31,149 INFO L290 TraceCheckUtils]: 64: Hoare triple {16242#true} assume !!(0 != ~b~0);~c~0 := ~a~0;~k~0 := 0; {16242#true} is VALID [2022-04-08 12:28:31,149 INFO L290 TraceCheckUtils]: 63: Hoare triple {16242#true} assume !false; {16242#true} is VALID [2022-04-08 12:28:31,149 INFO L290 TraceCheckUtils]: 62: Hoare triple {16242#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; {16242#true} is VALID [2022-04-08 12:28:31,149 INFO L290 TraceCheckUtils]: 61: Hoare triple {16242#true} assume !(~c~0 >= ~b~0); {16242#true} is VALID [2022-04-08 12:28:31,149 INFO L284 TraceCheckUtils]: 60: Hoare quadruple {16242#true} {16242#true} #97#return; {16242#true} is VALID [2022-04-08 12:28:31,149 INFO L290 TraceCheckUtils]: 59: Hoare triple {16242#true} assume true; {16242#true} is VALID [2022-04-08 12:28:31,150 INFO L290 TraceCheckUtils]: 58: Hoare triple {16242#true} assume !(0 == ~cond); {16242#true} is VALID [2022-04-08 12:28:31,150 INFO L290 TraceCheckUtils]: 57: Hoare triple {16242#true} ~cond := #in~cond; {16242#true} is VALID [2022-04-08 12:28:31,150 INFO L272 TraceCheckUtils]: 56: Hoare triple {16242#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)); {16242#true} is VALID [2022-04-08 12:28:31,150 INFO L284 TraceCheckUtils]: 55: Hoare quadruple {16242#true} {16242#true} #95#return; {16242#true} is VALID [2022-04-08 12:28:31,150 INFO L290 TraceCheckUtils]: 54: Hoare triple {16242#true} assume true; {16242#true} is VALID [2022-04-08 12:28:31,150 INFO L290 TraceCheckUtils]: 53: Hoare triple {16242#true} assume !(0 == ~cond); {16242#true} is VALID [2022-04-08 12:28:31,150 INFO L290 TraceCheckUtils]: 52: Hoare triple {16242#true} ~cond := #in~cond; {16242#true} is VALID [2022-04-08 12:28:31,150 INFO L272 TraceCheckUtils]: 51: Hoare triple {16242#true} call __VERIFIER_assert((if ~b~0 == ~x~0 * ~q~0 + ~y~0 * ~s~0 then 1 else 0)); {16242#true} is VALID [2022-04-08 12:28:31,150 INFO L284 TraceCheckUtils]: 50: Hoare quadruple {16242#true} {16242#true} #93#return; {16242#true} is VALID [2022-04-08 12:28:31,150 INFO L290 TraceCheckUtils]: 49: Hoare triple {16242#true} assume true; {16242#true} is VALID [2022-04-08 12:28:31,150 INFO L290 TraceCheckUtils]: 48: Hoare triple {16242#true} assume !(0 == ~cond); {16242#true} is VALID [2022-04-08 12:28:31,150 INFO L290 TraceCheckUtils]: 47: Hoare triple {16242#true} ~cond := #in~cond; {16242#true} is VALID [2022-04-08 12:28:31,150 INFO L272 TraceCheckUtils]: 46: Hoare triple {16242#true} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {16242#true} is VALID [2022-04-08 12:28:31,150 INFO L284 TraceCheckUtils]: 45: Hoare quadruple {16242#true} {16242#true} #91#return; {16242#true} is VALID [2022-04-08 12:28:31,151 INFO L290 TraceCheckUtils]: 44: Hoare triple {16242#true} assume true; {16242#true} is VALID [2022-04-08 12:28:31,151 INFO L290 TraceCheckUtils]: 43: Hoare triple {16242#true} assume !(0 == ~cond); {16242#true} is VALID [2022-04-08 12:28:31,151 INFO L290 TraceCheckUtils]: 42: Hoare triple {16242#true} ~cond := #in~cond; {16242#true} is VALID [2022-04-08 12:28:31,151 INFO L272 TraceCheckUtils]: 41: Hoare triple {16242#true} call __VERIFIER_assert((if ~a~0 == ~k~0 * ~b~0 + ~c~0 then 1 else 0)); {16242#true} is VALID [2022-04-08 12:28:31,151 INFO L290 TraceCheckUtils]: 40: Hoare triple {16242#true} assume !false; {16242#true} is VALID [2022-04-08 12:28:31,151 INFO L290 TraceCheckUtils]: 39: Hoare triple {16242#true} assume !!(0 != ~b~0);~c~0 := ~a~0;~k~0 := 0; {16242#true} is VALID [2022-04-08 12:28:31,151 INFO L290 TraceCheckUtils]: 38: Hoare triple {16242#true} assume !false; {16242#true} is VALID [2022-04-08 12:28:31,151 INFO L284 TraceCheckUtils]: 37: Hoare quadruple {16242#true} {16242#true} #89#return; {16242#true} is VALID [2022-04-08 12:28:31,151 INFO L290 TraceCheckUtils]: 36: Hoare triple {16242#true} assume true; {16242#true} is VALID [2022-04-08 12:28:31,151 INFO L290 TraceCheckUtils]: 35: Hoare triple {16242#true} assume !(0 == ~cond); {16242#true} is VALID [2022-04-08 12:28:31,151 INFO L290 TraceCheckUtils]: 34: Hoare triple {16242#true} ~cond := #in~cond; {16242#true} is VALID [2022-04-08 12:28:31,151 INFO L272 TraceCheckUtils]: 33: Hoare triple {16242#true} call assume_abort_if_not((if ~yy~0 < 2147483647 then 1 else 0)); {16242#true} is VALID [2022-04-08 12:28:31,151 INFO L284 TraceCheckUtils]: 32: Hoare quadruple {16242#true} {16242#true} #87#return; {16242#true} is VALID [2022-04-08 12:28:31,151 INFO L290 TraceCheckUtils]: 31: Hoare triple {16242#true} assume true; {16242#true} is VALID [2022-04-08 12:28:31,152 INFO L290 TraceCheckUtils]: 30: Hoare triple {16242#true} assume !(0 == ~cond); {16242#true} is VALID [2022-04-08 12:28:31,152 INFO L290 TraceCheckUtils]: 29: Hoare triple {16242#true} ~cond := #in~cond; {16242#true} is VALID [2022-04-08 12:28:31,152 INFO L272 TraceCheckUtils]: 28: Hoare triple {16242#true} call assume_abort_if_not((if ~xy~0 < 2147483647 then 1 else 0)); {16242#true} is VALID [2022-04-08 12:28:31,152 INFO L290 TraceCheckUtils]: 27: Hoare triple {16242#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; {16242#true} is VALID [2022-04-08 12:28:31,152 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {16242#true} {16242#true} #85#return; {16242#true} is VALID [2022-04-08 12:28:31,152 INFO L290 TraceCheckUtils]: 25: Hoare triple {16242#true} assume true; {16242#true} is VALID [2022-04-08 12:28:31,152 INFO L290 TraceCheckUtils]: 24: Hoare triple {16242#true} assume !(0 == ~cond); {16242#true} is VALID [2022-04-08 12:28:31,152 INFO L290 TraceCheckUtils]: 23: Hoare triple {16242#true} ~cond := #in~cond; {16242#true} is VALID [2022-04-08 12:28:31,152 INFO L272 TraceCheckUtils]: 22: Hoare triple {16242#true} call assume_abort_if_not((if ~y~0 >= 1 then 1 else 0)); {16242#true} is VALID [2022-04-08 12:28:31,152 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {16242#true} {16242#true} #83#return; {16242#true} is VALID [2022-04-08 12:28:31,152 INFO L290 TraceCheckUtils]: 20: Hoare triple {16242#true} assume true; {16242#true} is VALID [2022-04-08 12:28:31,152 INFO L290 TraceCheckUtils]: 19: Hoare triple {16242#true} assume !(0 == ~cond); {16242#true} is VALID [2022-04-08 12:28:31,152 INFO L290 TraceCheckUtils]: 18: Hoare triple {16242#true} ~cond := #in~cond; {16242#true} is VALID [2022-04-08 12:28:31,152 INFO L272 TraceCheckUtils]: 17: Hoare triple {16242#true} call assume_abort_if_not((if ~x~0 >= 1 then 1 else 0)); {16242#true} is VALID [2022-04-08 12:28:31,152 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {16242#true} {16242#true} #81#return; {16242#true} is VALID [2022-04-08 12:28:31,153 INFO L290 TraceCheckUtils]: 15: Hoare triple {16242#true} assume true; {16242#true} is VALID [2022-04-08 12:28:31,153 INFO L290 TraceCheckUtils]: 14: Hoare triple {16242#true} assume !(0 == ~cond); {16242#true} is VALID [2022-04-08 12:28:31,153 INFO L290 TraceCheckUtils]: 13: Hoare triple {16242#true} ~cond := #in~cond; {16242#true} is VALID [2022-04-08 12:28:31,153 INFO L272 TraceCheckUtils]: 12: Hoare triple {16242#true} call assume_abort_if_not((if ~y~0 >= 0 && ~y~0 <= 50 then 1 else 0)); {16242#true} is VALID [2022-04-08 12:28:31,153 INFO L290 TraceCheckUtils]: 11: Hoare triple {16242#true} assume -2147483648 <= #t~nondet5 && #t~nondet5 <= 2147483647;~y~0 := #t~nondet5;havoc #t~nondet5; {16242#true} is VALID [2022-04-08 12:28:31,153 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {16242#true} {16242#true} #79#return; {16242#true} is VALID [2022-04-08 12:28:31,153 INFO L290 TraceCheckUtils]: 9: Hoare triple {16242#true} assume true; {16242#true} is VALID [2022-04-08 12:28:31,153 INFO L290 TraceCheckUtils]: 8: Hoare triple {16242#true} assume !(0 == ~cond); {16242#true} is VALID [2022-04-08 12:28:31,153 INFO L290 TraceCheckUtils]: 7: Hoare triple {16242#true} ~cond := #in~cond; {16242#true} is VALID [2022-04-08 12:28:31,153 INFO L272 TraceCheckUtils]: 6: Hoare triple {16242#true} call assume_abort_if_not((if ~x~0 >= 0 && ~x~0 <= 50 then 1 else 0)); {16242#true} is VALID [2022-04-08 12:28:31,153 INFO L290 TraceCheckUtils]: 5: Hoare triple {16242#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; {16242#true} is VALID [2022-04-08 12:28:31,153 INFO L272 TraceCheckUtils]: 4: Hoare triple {16242#true} call #t~ret6 := main(); {16242#true} is VALID [2022-04-08 12:28:31,153 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {16242#true} {16242#true} #103#return; {16242#true} is VALID [2022-04-08 12:28:31,153 INFO L290 TraceCheckUtils]: 2: Hoare triple {16242#true} assume true; {16242#true} is VALID [2022-04-08 12:28:31,153 INFO L290 TraceCheckUtils]: 1: Hoare triple {16242#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); {16242#true} is VALID [2022-04-08 12:28:31,154 INFO L272 TraceCheckUtils]: 0: Hoare triple {16242#true} call ULTIMATE.init(); {16242#true} is VALID [2022-04-08 12:28:31,155 INFO L134 CoverageAnalysis]: Checked inductivity of 432 backedges. 73 proven. 7 refuted. 0 times theorem prover too weak. 352 trivial. 0 not checked. [2022-04-08 12:28:31,155 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-08 12:28:31,155 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [811121499] [2022-04-08 12:28:31,155 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-04-08 12:28:31,155 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [287360331] [2022-04-08 12:28:31,155 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [287360331] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-08 12:28:31,155 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-04-08 12:28:31,155 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 9 [2022-04-08 12:28:31,155 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-08 12:28:31,155 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [1693867455] [2022-04-08 12:28:31,155 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [1693867455] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 12:28:31,156 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 12:28:31,156 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-04-08 12:28:31,156 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [599576939] [2022-04-08 12:28:31,156 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-08 12:28:31,156 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 [2022-04-08 12:28:31,156 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-08 12:28:31,156 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) [2022-04-08 12:28:31,202 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 57 edges. 57 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 12:28:31,203 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-04-08 12:28:31,203 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-08 12:28:31,203 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-04-08 12:28:31,203 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2022-04-08 12:28:31,203 INFO L87 Difference]: Start difference. First operand 184 states and 256 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) [2022-04-08 12:28:31,940 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 12:28:31,941 INFO L93 Difference]: Finished difference Result 198 states and 267 transitions. [2022-04-08 12:28:31,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-04-08 12:28:31,941 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 [2022-04-08 12:28:31,941 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-08 12:28:31,941 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) [2022-04-08 12:28:31,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 60 transitions. [2022-04-08 12:28:31,942 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) [2022-04-08 12:28:31,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 60 transitions. [2022-04-08 12:28:31,943 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 8 states and 60 transitions. [2022-04-08 12:28:32,000 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 60 edges. 60 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 12:28:32,003 INFO L225 Difference]: With dead ends: 198 [2022-04-08 12:28:32,003 INFO L226 Difference]: Without dead ends: 195 [2022-04-08 12:28:32,003 INFO L912 BasicCegarLoop]: 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 [2022-04-08 12:28:32,004 INFO L913 BasicCegarLoop]: 36 mSDtfsCounter, 17 mSDsluCounter, 120 mSDsCounter, 0 mSdLazyCounter, 112 mSolverCounterSat, 17 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s 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, 0.1s IncrementalHoareTripleChecker+Time [2022-04-08 12:28:32,004 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [20 Valid, 156 Invalid, 129 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [17 Valid, 112 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-04-08 12:28:32,004 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 195 states. [2022-04-08 12:28:32,386 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 195 to 194. [2022-04-08 12:28:32,386 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-08 12:28:32,387 INFO L82 GeneralOperation]: Start isEquivalent. First operand 195 states. Second operand has 194 states, 103 states have (on average 1.145631067961165) internal successors, (118), 104 states have internal predecessors, (118), 73 states have call successors, (73), 18 states have call predecessors, (73), 17 states have return successors, (71), 71 states have call predecessors, (71), 71 states have call successors, (71) [2022-04-08 12:28:32,387 INFO L74 IsIncluded]: Start isIncluded. First operand 195 states. Second operand has 194 states, 103 states have (on average 1.145631067961165) internal successors, (118), 104 states have internal predecessors, (118), 73 states have call successors, (73), 18 states have call predecessors, (73), 17 states have return successors, (71), 71 states have call predecessors, (71), 71 states have call successors, (71) [2022-04-08 12:28:32,387 INFO L87 Difference]: Start difference. First operand 195 states. Second operand has 194 states, 103 states have (on average 1.145631067961165) internal successors, (118), 104 states have internal predecessors, (118), 73 states have call successors, (73), 18 states have call predecessors, (73), 17 states have return successors, (71), 71 states have call predecessors, (71), 71 states have call successors, (71) [2022-04-08 12:28:32,414 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 12:28:32,414 INFO L93 Difference]: Finished difference Result 195 states and 263 transitions. [2022-04-08 12:28:32,414 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 263 transitions. [2022-04-08 12:28:32,415 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 12:28:32,415 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 12:28:32,415 INFO L74 IsIncluded]: Start isIncluded. First operand has 194 states, 103 states have (on average 1.145631067961165) internal successors, (118), 104 states have internal predecessors, (118), 73 states have call successors, (73), 18 states have call predecessors, (73), 17 states have return successors, (71), 71 states have call predecessors, (71), 71 states have call successors, (71) Second operand 195 states. [2022-04-08 12:28:32,415 INFO L87 Difference]: Start difference. First operand has 194 states, 103 states have (on average 1.145631067961165) internal successors, (118), 104 states have internal predecessors, (118), 73 states have call successors, (73), 18 states have call predecessors, (73), 17 states have return successors, (71), 71 states have call predecessors, (71), 71 states have call successors, (71) Second operand 195 states. [2022-04-08 12:28:32,420 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 12:28:32,420 INFO L93 Difference]: Finished difference Result 195 states and 263 transitions. [2022-04-08 12:28:32,420 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 263 transitions. [2022-04-08 12:28:32,421 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 12:28:32,421 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 12:28:32,421 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-08 12:28:32,421 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-08 12:28:32,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 194 states, 103 states have (on average 1.145631067961165) internal successors, (118), 104 states have internal predecessors, (118), 73 states have call successors, (73), 18 states have call predecessors, (73), 17 states have return successors, (71), 71 states have call predecessors, (71), 71 states have call successors, (71) [2022-04-08 12:28:32,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 194 states and 262 transitions. [2022-04-08 12:28:32,425 INFO L78 Accepts]: Start accepts. Automaton has 194 states and 262 transitions. Word has length 122 [2022-04-08 12:28:32,425 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-08 12:28:32,425 INFO L478 AbstractCegarLoop]: Abstraction has 194 states and 262 transitions. [2022-04-08 12:28:32,425 INFO L479 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) [2022-04-08 12:28:32,425 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 194 states and 262 transitions. [2022-04-08 12:28:32,968 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 262 edges. 262 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 12:28:32,969 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 262 transitions. [2022-04-08 12:28:32,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2022-04-08 12:28:32,970 INFO L491 BasicCegarLoop]: Found error trace [2022-04-08 12:28:32,970 INFO L499 BasicCegarLoop]: 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] [2022-04-08 12:28:32,988 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Forceful destruction successful, exit code 0 [2022-04-08 12:28:33,179 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2022-04-08 12:28:33,179 INFO L403 AbstractCegarLoop]: === Iteration 18 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-08 12:28:33,180 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-08 12:28:33,180 INFO L85 PathProgramCache]: Analyzing trace with hash 541794983, now seen corresponding path program 5 times [2022-04-08 12:28:33,180 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-08 12:28:33,180 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [106406894] [2022-04-08 12:28:33,180 INFO L202 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-04-08 12:28:33,180 INFO L85 PathProgramCache]: Analyzing trace with hash 541794983, now seen corresponding path program 6 times [2022-04-08 12:28:33,180 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-08 12:28:33,180 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [588640154] [2022-04-08 12:28:33,180 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-08 12:28:33,181 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-08 12:28:33,190 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-04-08 12:28:33,190 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [273846201] [2022-04-08 12:28:33,190 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2022-04-08 12:28:33,191 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-08 12:28:33,191 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-08 12:28:33,191 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-04-08 12:28:33,192 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2022-04-08 12:28:33,261 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 5 check-sat command(s) [2022-04-08 12:28:33,261 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-08 12:28:33,263 INFO L263 TraceCheckSpWp]: Trace formula consists of 277 conjuncts, 77 conjunts are in the unsatisfiable core [2022-04-08 12:28:33,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 12:28:33,278 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-08 12:28:34,573 INFO L272 TraceCheckUtils]: 0: Hoare triple {18162#true} call ULTIMATE.init(); {18162#true} is VALID [2022-04-08 12:28:34,574 INFO L290 TraceCheckUtils]: 1: Hoare triple {18162#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); {18162#true} is VALID [2022-04-08 12:28:34,574 INFO L290 TraceCheckUtils]: 2: Hoare triple {18162#true} assume true; {18162#true} is VALID [2022-04-08 12:28:34,574 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {18162#true} {18162#true} #103#return; {18162#true} is VALID [2022-04-08 12:28:34,574 INFO L272 TraceCheckUtils]: 4: Hoare triple {18162#true} call #t~ret6 := main(); {18162#true} is VALID [2022-04-08 12:28:34,574 INFO L290 TraceCheckUtils]: 5: Hoare triple {18162#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; {18162#true} is VALID [2022-04-08 12:28:34,574 INFO L272 TraceCheckUtils]: 6: Hoare triple {18162#true} call assume_abort_if_not((if ~x~0 >= 0 && ~x~0 <= 50 then 1 else 0)); {18162#true} is VALID [2022-04-08 12:28:34,574 INFO L290 TraceCheckUtils]: 7: Hoare triple {18162#true} ~cond := #in~cond; {18162#true} is VALID [2022-04-08 12:28:34,574 INFO L290 TraceCheckUtils]: 8: Hoare triple {18162#true} assume !(0 == ~cond); {18162#true} is VALID [2022-04-08 12:28:34,574 INFO L290 TraceCheckUtils]: 9: Hoare triple {18162#true} assume true; {18162#true} is VALID [2022-04-08 12:28:34,575 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {18162#true} {18162#true} #79#return; {18162#true} is VALID [2022-04-08 12:28:34,575 INFO L290 TraceCheckUtils]: 11: Hoare triple {18162#true} assume -2147483648 <= #t~nondet5 && #t~nondet5 <= 2147483647;~y~0 := #t~nondet5;havoc #t~nondet5; {18162#true} is VALID [2022-04-08 12:28:34,575 INFO L272 TraceCheckUtils]: 12: Hoare triple {18162#true} call assume_abort_if_not((if ~y~0 >= 0 && ~y~0 <= 50 then 1 else 0)); {18162#true} is VALID [2022-04-08 12:28:34,575 INFO L290 TraceCheckUtils]: 13: Hoare triple {18162#true} ~cond := #in~cond; {18162#true} is VALID [2022-04-08 12:28:34,575 INFO L290 TraceCheckUtils]: 14: Hoare triple {18162#true} assume !(0 == ~cond); {18162#true} is VALID [2022-04-08 12:28:34,575 INFO L290 TraceCheckUtils]: 15: Hoare triple {18162#true} assume true; {18162#true} is VALID [2022-04-08 12:28:34,575 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {18162#true} {18162#true} #81#return; {18162#true} is VALID [2022-04-08 12:28:34,575 INFO L272 TraceCheckUtils]: 17: Hoare triple {18162#true} call assume_abort_if_not((if ~x~0 >= 1 then 1 else 0)); {18162#true} is VALID [2022-04-08 12:28:34,575 INFO L290 TraceCheckUtils]: 18: Hoare triple {18162#true} ~cond := #in~cond; {18162#true} is VALID [2022-04-08 12:28:34,575 INFO L290 TraceCheckUtils]: 19: Hoare triple {18162#true} assume !(0 == ~cond); {18162#true} is VALID [2022-04-08 12:28:34,575 INFO L290 TraceCheckUtils]: 20: Hoare triple {18162#true} assume true; {18162#true} is VALID [2022-04-08 12:28:34,576 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {18162#true} {18162#true} #83#return; {18162#true} is VALID [2022-04-08 12:28:34,576 INFO L272 TraceCheckUtils]: 22: Hoare triple {18162#true} call assume_abort_if_not((if ~y~0 >= 1 then 1 else 0)); {18162#true} is VALID [2022-04-08 12:28:34,576 INFO L290 TraceCheckUtils]: 23: Hoare triple {18162#true} ~cond := #in~cond; {18162#true} is VALID [2022-04-08 12:28:34,576 INFO L290 TraceCheckUtils]: 24: Hoare triple {18162#true} assume !(0 == ~cond); {18162#true} is VALID [2022-04-08 12:28:34,576 INFO L290 TraceCheckUtils]: 25: Hoare triple {18162#true} assume true; {18162#true} is VALID [2022-04-08 12:28:34,576 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {18162#true} {18162#true} #85#return; {18162#true} is VALID [2022-04-08 12:28:34,577 INFO L290 TraceCheckUtils]: 27: Hoare triple {18162#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; {18248#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 12:28:34,577 INFO L272 TraceCheckUtils]: 28: Hoare triple {18248#(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)); {18162#true} is VALID [2022-04-08 12:28:34,577 INFO L290 TraceCheckUtils]: 29: Hoare triple {18162#true} ~cond := #in~cond; {18162#true} is VALID [2022-04-08 12:28:34,577 INFO L290 TraceCheckUtils]: 30: Hoare triple {18162#true} assume !(0 == ~cond); {18162#true} is VALID [2022-04-08 12:28:34,577 INFO L290 TraceCheckUtils]: 31: Hoare triple {18162#true} assume true; {18162#true} is VALID [2022-04-08 12:28:34,578 INFO L284 TraceCheckUtils]: 32: Hoare quadruple {18162#true} {18248#(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; {18248#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 12:28:34,578 INFO L272 TraceCheckUtils]: 33: Hoare triple {18248#(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)); {18162#true} is VALID [2022-04-08 12:28:34,578 INFO L290 TraceCheckUtils]: 34: Hoare triple {18162#true} ~cond := #in~cond; {18162#true} is VALID [2022-04-08 12:28:34,578 INFO L290 TraceCheckUtils]: 35: Hoare triple {18162#true} assume !(0 == ~cond); {18162#true} is VALID [2022-04-08 12:28:34,578 INFO L290 TraceCheckUtils]: 36: Hoare triple {18162#true} assume true; {18162#true} is VALID [2022-04-08 12:28:34,579 INFO L284 TraceCheckUtils]: 37: Hoare quadruple {18162#true} {18248#(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; {18248#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 12:28:34,579 INFO L290 TraceCheckUtils]: 38: Hoare triple {18248#(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; {18248#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 12:28:34,580 INFO L290 TraceCheckUtils]: 39: Hoare triple {18248#(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; {18285#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 12:28:34,580 INFO L290 TraceCheckUtils]: 40: Hoare triple {18285#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} assume !false; {18285#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 12:28:34,580 INFO L272 TraceCheckUtils]: 41: Hoare triple {18285#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} call __VERIFIER_assert((if ~a~0 == ~k~0 * ~b~0 + ~c~0 then 1 else 0)); {18162#true} is VALID [2022-04-08 12:28:34,580 INFO L290 TraceCheckUtils]: 42: Hoare triple {18162#true} ~cond := #in~cond; {18162#true} is VALID [2022-04-08 12:28:34,581 INFO L290 TraceCheckUtils]: 43: Hoare triple {18162#true} assume !(0 == ~cond); {18162#true} is VALID [2022-04-08 12:28:34,581 INFO L290 TraceCheckUtils]: 44: Hoare triple {18162#true} assume true; {18162#true} is VALID [2022-04-08 12:28:34,581 INFO L284 TraceCheckUtils]: 45: Hoare quadruple {18162#true} {18285#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} #91#return; {18285#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 12:28:34,582 INFO L272 TraceCheckUtils]: 46: Hoare triple {18285#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {18162#true} is VALID [2022-04-08 12:28:34,582 INFO L290 TraceCheckUtils]: 47: Hoare triple {18162#true} ~cond := #in~cond; {18310#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} is VALID [2022-04-08 12:28:34,582 INFO L290 TraceCheckUtils]: 48: Hoare triple {18310#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} assume !(0 == ~cond); {18314#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 12:28:34,583 INFO L290 TraceCheckUtils]: 49: Hoare triple {18314#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {18314#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 12:28:34,584 INFO L284 TraceCheckUtils]: 50: Hoare quadruple {18314#(not (= |__VERIFIER_assert_#in~cond| 0))} {18285#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} #93#return; {18321#(and (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 12:28:34,584 INFO L272 TraceCheckUtils]: 51: Hoare triple {18321#(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)); {18162#true} is VALID [2022-04-08 12:28:34,584 INFO L290 TraceCheckUtils]: 52: Hoare triple {18162#true} ~cond := #in~cond; {18162#true} is VALID [2022-04-08 12:28:34,584 INFO L290 TraceCheckUtils]: 53: Hoare triple {18162#true} assume !(0 == ~cond); {18162#true} is VALID [2022-04-08 12:28:34,584 INFO L290 TraceCheckUtils]: 54: Hoare triple {18162#true} assume true; {18162#true} is VALID [2022-04-08 12:28:34,585 INFO L284 TraceCheckUtils]: 55: Hoare quadruple {18162#true} {18321#(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; {18321#(and (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 12:28:34,585 INFO L272 TraceCheckUtils]: 56: Hoare triple {18321#(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)); {18162#true} is VALID [2022-04-08 12:28:34,585 INFO L290 TraceCheckUtils]: 57: Hoare triple {18162#true} ~cond := #in~cond; {18162#true} is VALID [2022-04-08 12:28:34,585 INFO L290 TraceCheckUtils]: 58: Hoare triple {18162#true} assume !(0 == ~cond); {18162#true} is VALID [2022-04-08 12:28:34,585 INFO L290 TraceCheckUtils]: 59: Hoare triple {18162#true} assume true; {18162#true} is VALID [2022-04-08 12:28:34,586 INFO L284 TraceCheckUtils]: 60: Hoare quadruple {18162#true} {18321#(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; {18321#(and (= main_~r~0 0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~c~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 12:28:34,586 INFO L290 TraceCheckUtils]: 61: Hoare triple {18321#(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); {18355#(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 [2022-04-08 12:28:34,587 INFO L290 TraceCheckUtils]: 62: Hoare triple {18355#(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; {18359#(and (= main_~s~0 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_~q~0 1))} is VALID [2022-04-08 12:28:34,587 INFO L290 TraceCheckUtils]: 63: Hoare triple {18359#(and (= main_~s~0 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_~q~0 1))} assume !false; {18359#(and (= main_~s~0 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_~q~0 1))} is VALID [2022-04-08 12:28:34,588 INFO L290 TraceCheckUtils]: 64: Hoare triple {18359#(and (= main_~s~0 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_~q~0 1))} assume !!(0 != ~b~0);~c~0 := ~a~0;~k~0 := 0; {18366#(and (= main_~c~0 main_~a~0) (= main_~s~0 0) (not (<= main_~y~0 main_~x~0)) (= main_~p~0 0) (= main_~k~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~b~0 main_~x~0) (= main_~q~0 1))} is VALID [2022-04-08 12:28:34,589 INFO L290 TraceCheckUtils]: 65: Hoare triple {18366#(and (= main_~c~0 main_~a~0) (= main_~s~0 0) (not (<= main_~y~0 main_~x~0)) (= main_~p~0 0) (= main_~k~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~b~0 main_~x~0) (= main_~q~0 1))} assume !false; {18366#(and (= main_~c~0 main_~a~0) (= main_~s~0 0) (not (<= main_~y~0 main_~x~0)) (= main_~p~0 0) (= main_~k~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~b~0 main_~x~0) (= main_~q~0 1))} is VALID [2022-04-08 12:28:34,589 INFO L272 TraceCheckUtils]: 66: Hoare triple {18366#(and (= main_~c~0 main_~a~0) (= main_~s~0 0) (not (<= main_~y~0 main_~x~0)) (= main_~p~0 0) (= main_~k~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~b~0 main_~x~0) (= main_~q~0 1))} call __VERIFIER_assert((if ~a~0 == ~k~0 * ~b~0 + ~c~0 then 1 else 0)); {18162#true} is VALID [2022-04-08 12:28:34,589 INFO L290 TraceCheckUtils]: 67: Hoare triple {18162#true} ~cond := #in~cond; {18162#true} is VALID [2022-04-08 12:28:34,589 INFO L290 TraceCheckUtils]: 68: Hoare triple {18162#true} assume !(0 == ~cond); {18162#true} is VALID [2022-04-08 12:28:34,589 INFO L290 TraceCheckUtils]: 69: Hoare triple {18162#true} assume true; {18162#true} is VALID [2022-04-08 12:28:34,590 INFO L284 TraceCheckUtils]: 70: Hoare quadruple {18162#true} {18366#(and (= main_~c~0 main_~a~0) (= main_~s~0 0) (not (<= main_~y~0 main_~x~0)) (= main_~p~0 0) (= main_~k~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~b~0 main_~x~0) (= main_~q~0 1))} #91#return; {18366#(and (= main_~c~0 main_~a~0) (= main_~s~0 0) (not (<= main_~y~0 main_~x~0)) (= main_~p~0 0) (= main_~k~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~b~0 main_~x~0) (= main_~q~0 1))} is VALID [2022-04-08 12:28:34,590 INFO L272 TraceCheckUtils]: 71: Hoare triple {18366#(and (= main_~c~0 main_~a~0) (= main_~s~0 0) (not (<= main_~y~0 main_~x~0)) (= main_~p~0 0) (= main_~k~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~b~0 main_~x~0) (= main_~q~0 1))} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {18162#true} is VALID [2022-04-08 12:28:34,591 INFO L290 TraceCheckUtils]: 72: Hoare triple {18162#true} ~cond := #in~cond; {18310#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} is VALID [2022-04-08 12:28:34,591 INFO L290 TraceCheckUtils]: 73: Hoare triple {18310#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} assume !(0 == ~cond); {18314#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 12:28:34,592 INFO L290 TraceCheckUtils]: 74: Hoare triple {18314#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {18314#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 12:28:34,593 INFO L284 TraceCheckUtils]: 75: Hoare quadruple {18314#(not (= |__VERIFIER_assert_#in~cond| 0))} {18366#(and (= main_~c~0 main_~a~0) (= main_~s~0 0) (not (<= main_~y~0 main_~x~0)) (= main_~p~0 0) (= main_~k~0 0) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~b~0 main_~x~0) (= main_~q~0 1))} #93#return; {18400#(and (= main_~s~0 0) (= main_~p~0 0) (= main_~k~0 0) (< main_~x~0 main_~y~0) (= main_~r~0 1) (= main_~b~0 main_~x~0) (= main_~q~0 1) (= main_~c~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} is VALID [2022-04-08 12:28:34,593 INFO L272 TraceCheckUtils]: 76: Hoare triple {18400#(and (= main_~s~0 0) (= main_~p~0 0) (= main_~k~0 0) (< main_~x~0 main_~y~0) (= main_~r~0 1) (= main_~b~0 main_~x~0) (= main_~q~0 1) (= main_~c~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} call __VERIFIER_assert((if ~b~0 == ~x~0 * ~q~0 + ~y~0 * ~s~0 then 1 else 0)); {18162#true} is VALID [2022-04-08 12:28:34,593 INFO L290 TraceCheckUtils]: 77: Hoare triple {18162#true} ~cond := #in~cond; {18162#true} is VALID [2022-04-08 12:28:34,593 INFO L290 TraceCheckUtils]: 78: Hoare triple {18162#true} assume !(0 == ~cond); {18162#true} is VALID [2022-04-08 12:28:34,593 INFO L290 TraceCheckUtils]: 79: Hoare triple {18162#true} assume true; {18162#true} is VALID [2022-04-08 12:28:34,594 INFO L284 TraceCheckUtils]: 80: Hoare quadruple {18162#true} {18400#(and (= main_~s~0 0) (= main_~p~0 0) (= main_~k~0 0) (< main_~x~0 main_~y~0) (= main_~r~0 1) (= main_~b~0 main_~x~0) (= main_~q~0 1) (= main_~c~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} #95#return; {18400#(and (= main_~s~0 0) (= main_~p~0 0) (= main_~k~0 0) (< main_~x~0 main_~y~0) (= main_~r~0 1) (= main_~b~0 main_~x~0) (= main_~q~0 1) (= main_~c~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} is VALID [2022-04-08 12:28:34,594 INFO L272 TraceCheckUtils]: 81: Hoare triple {18400#(and (= main_~s~0 0) (= main_~p~0 0) (= main_~k~0 0) (< main_~x~0 main_~y~0) (= main_~r~0 1) (= main_~b~0 main_~x~0) (= main_~q~0 1) (= main_~c~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)); {18162#true} is VALID [2022-04-08 12:28:34,594 INFO L290 TraceCheckUtils]: 82: Hoare triple {18162#true} ~cond := #in~cond; {18162#true} is VALID [2022-04-08 12:28:34,594 INFO L290 TraceCheckUtils]: 83: Hoare triple {18162#true} assume !(0 == ~cond); {18162#true} is VALID [2022-04-08 12:28:34,594 INFO L290 TraceCheckUtils]: 84: Hoare triple {18162#true} assume true; {18162#true} is VALID [2022-04-08 12:28:34,595 INFO L284 TraceCheckUtils]: 85: Hoare quadruple {18162#true} {18400#(and (= main_~s~0 0) (= main_~p~0 0) (= main_~k~0 0) (< main_~x~0 main_~y~0) (= main_~r~0 1) (= main_~b~0 main_~x~0) (= main_~q~0 1) (= main_~c~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} #97#return; {18400#(and (= main_~s~0 0) (= main_~p~0 0) (= main_~k~0 0) (< main_~x~0 main_~y~0) (= main_~r~0 1) (= main_~b~0 main_~x~0) (= main_~q~0 1) (= main_~c~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} is VALID [2022-04-08 12:28:34,596 INFO L290 TraceCheckUtils]: 86: Hoare triple {18400#(and (= main_~s~0 0) (= main_~p~0 0) (= main_~k~0 0) (< main_~x~0 main_~y~0) (= main_~r~0 1) (= main_~b~0 main_~x~0) (= main_~q~0 1) (= main_~c~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} assume !!(~c~0 >= ~b~0);~c~0 := ~c~0 - ~b~0;~k~0 := 1 + ~k~0; {18434#(and (= main_~s~0 0) (= main_~p~0 0) (< main_~x~0 main_~y~0) (= main_~r~0 1) (= (+ (- 1) main_~k~0) 0) (= main_~b~0 main_~x~0) (= main_~q~0 1) (= main_~c~0 (+ (* main_~y~0 main_~r~0) (* (- 1) main_~b~0) (* main_~p~0 main_~x~0))))} is VALID [2022-04-08 12:28:34,597 INFO L290 TraceCheckUtils]: 87: Hoare triple {18434#(and (= main_~s~0 0) (= main_~p~0 0) (< main_~x~0 main_~y~0) (= main_~r~0 1) (= (+ (- 1) main_~k~0) 0) (= main_~b~0 main_~x~0) (= main_~q~0 1) (= main_~c~0 (+ (* main_~y~0 main_~r~0) (* (- 1) main_~b~0) (* main_~p~0 main_~x~0))))} assume !false; {18434#(and (= main_~s~0 0) (= main_~p~0 0) (< main_~x~0 main_~y~0) (= main_~r~0 1) (= (+ (- 1) main_~k~0) 0) (= main_~b~0 main_~x~0) (= main_~q~0 1) (= main_~c~0 (+ (* main_~y~0 main_~r~0) (* (- 1) main_~b~0) (* main_~p~0 main_~x~0))))} is VALID [2022-04-08 12:28:34,597 INFO L272 TraceCheckUtils]: 88: Hoare triple {18434#(and (= main_~s~0 0) (= main_~p~0 0) (< main_~x~0 main_~y~0) (= main_~r~0 1) (= (+ (- 1) main_~k~0) 0) (= main_~b~0 main_~x~0) (= main_~q~0 1) (= main_~c~0 (+ (* main_~y~0 main_~r~0) (* (- 1) main_~b~0) (* main_~p~0 main_~x~0))))} call __VERIFIER_assert((if ~a~0 == ~k~0 * ~b~0 + ~c~0 then 1 else 0)); {18162#true} is VALID [2022-04-08 12:28:34,597 INFO L290 TraceCheckUtils]: 89: Hoare triple {18162#true} ~cond := #in~cond; {18162#true} is VALID [2022-04-08 12:28:34,597 INFO L290 TraceCheckUtils]: 90: Hoare triple {18162#true} assume !(0 == ~cond); {18162#true} is VALID [2022-04-08 12:28:34,597 INFO L290 TraceCheckUtils]: 91: Hoare triple {18162#true} assume true; {18162#true} is VALID [2022-04-08 12:28:34,598 INFO L284 TraceCheckUtils]: 92: Hoare quadruple {18162#true} {18434#(and (= main_~s~0 0) (= main_~p~0 0) (< main_~x~0 main_~y~0) (= main_~r~0 1) (= (+ (- 1) main_~k~0) 0) (= main_~b~0 main_~x~0) (= main_~q~0 1) (= main_~c~0 (+ (* main_~y~0 main_~r~0) (* (- 1) main_~b~0) (* main_~p~0 main_~x~0))))} #91#return; {18434#(and (= main_~s~0 0) (= main_~p~0 0) (< main_~x~0 main_~y~0) (= main_~r~0 1) (= (+ (- 1) main_~k~0) 0) (= main_~b~0 main_~x~0) (= main_~q~0 1) (= main_~c~0 (+ (* main_~y~0 main_~r~0) (* (- 1) main_~b~0) (* main_~p~0 main_~x~0))))} is VALID [2022-04-08 12:28:34,598 INFO L272 TraceCheckUtils]: 93: Hoare triple {18434#(and (= main_~s~0 0) (= main_~p~0 0) (< main_~x~0 main_~y~0) (= main_~r~0 1) (= (+ (- 1) main_~k~0) 0) (= main_~b~0 main_~x~0) (= main_~q~0 1) (= main_~c~0 (+ (* main_~y~0 main_~r~0) (* (- 1) main_~b~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)); {18162#true} is VALID [2022-04-08 12:28:34,598 INFO L290 TraceCheckUtils]: 94: Hoare triple {18162#true} ~cond := #in~cond; {18162#true} is VALID [2022-04-08 12:28:34,598 INFO L290 TraceCheckUtils]: 95: Hoare triple {18162#true} assume !(0 == ~cond); {18162#true} is VALID [2022-04-08 12:28:34,598 INFO L290 TraceCheckUtils]: 96: Hoare triple {18162#true} assume true; {18162#true} is VALID [2022-04-08 12:28:34,599 INFO L284 TraceCheckUtils]: 97: Hoare quadruple {18162#true} {18434#(and (= main_~s~0 0) (= main_~p~0 0) (< main_~x~0 main_~y~0) (= main_~r~0 1) (= (+ (- 1) main_~k~0) 0) (= main_~b~0 main_~x~0) (= main_~q~0 1) (= main_~c~0 (+ (* main_~y~0 main_~r~0) (* (- 1) main_~b~0) (* main_~p~0 main_~x~0))))} #93#return; {18434#(and (= main_~s~0 0) (= main_~p~0 0) (< main_~x~0 main_~y~0) (= main_~r~0 1) (= (+ (- 1) main_~k~0) 0) (= main_~b~0 main_~x~0) (= main_~q~0 1) (= main_~c~0 (+ (* main_~y~0 main_~r~0) (* (- 1) main_~b~0) (* main_~p~0 main_~x~0))))} is VALID [2022-04-08 12:28:34,599 INFO L272 TraceCheckUtils]: 98: Hoare triple {18434#(and (= main_~s~0 0) (= main_~p~0 0) (< main_~x~0 main_~y~0) (= main_~r~0 1) (= (+ (- 1) main_~k~0) 0) (= main_~b~0 main_~x~0) (= main_~q~0 1) (= main_~c~0 (+ (* main_~y~0 main_~r~0) (* (- 1) main_~b~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)); {18162#true} is VALID [2022-04-08 12:28:34,599 INFO L290 TraceCheckUtils]: 99: Hoare triple {18162#true} ~cond := #in~cond; {18162#true} is VALID [2022-04-08 12:28:34,599 INFO L290 TraceCheckUtils]: 100: Hoare triple {18162#true} assume !(0 == ~cond); {18162#true} is VALID [2022-04-08 12:28:34,599 INFO L290 TraceCheckUtils]: 101: Hoare triple {18162#true} assume true; {18162#true} is VALID [2022-04-08 12:28:34,599 INFO L284 TraceCheckUtils]: 102: Hoare quadruple {18162#true} {18434#(and (= main_~s~0 0) (= main_~p~0 0) (< main_~x~0 main_~y~0) (= main_~r~0 1) (= (+ (- 1) main_~k~0) 0) (= main_~b~0 main_~x~0) (= main_~q~0 1) (= main_~c~0 (+ (* main_~y~0 main_~r~0) (* (- 1) main_~b~0) (* main_~p~0 main_~x~0))))} #95#return; {18434#(and (= main_~s~0 0) (= main_~p~0 0) (< main_~x~0 main_~y~0) (= main_~r~0 1) (= (+ (- 1) main_~k~0) 0) (= main_~b~0 main_~x~0) (= main_~q~0 1) (= main_~c~0 (+ (* main_~y~0 main_~r~0) (* (- 1) main_~b~0) (* main_~p~0 main_~x~0))))} is VALID [2022-04-08 12:28:34,600 INFO L272 TraceCheckUtils]: 103: Hoare triple {18434#(and (= main_~s~0 0) (= main_~p~0 0) (< main_~x~0 main_~y~0) (= main_~r~0 1) (= (+ (- 1) main_~k~0) 0) (= main_~b~0 main_~x~0) (= main_~q~0 1) (= main_~c~0 (+ (* main_~y~0 main_~r~0) (* (- 1) main_~b~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)); {18162#true} is VALID [2022-04-08 12:28:34,600 INFO L290 TraceCheckUtils]: 104: Hoare triple {18162#true} ~cond := #in~cond; {18162#true} is VALID [2022-04-08 12:28:34,600 INFO L290 TraceCheckUtils]: 105: Hoare triple {18162#true} assume !(0 == ~cond); {18162#true} is VALID [2022-04-08 12:28:34,600 INFO L290 TraceCheckUtils]: 106: Hoare triple {18162#true} assume true; {18162#true} is VALID [2022-04-08 12:28:34,600 INFO L284 TraceCheckUtils]: 107: Hoare quadruple {18162#true} {18434#(and (= main_~s~0 0) (= main_~p~0 0) (< main_~x~0 main_~y~0) (= main_~r~0 1) (= (+ (- 1) main_~k~0) 0) (= main_~b~0 main_~x~0) (= main_~q~0 1) (= main_~c~0 (+ (* main_~y~0 main_~r~0) (* (- 1) main_~b~0) (* main_~p~0 main_~x~0))))} #97#return; {18434#(and (= main_~s~0 0) (= main_~p~0 0) (< main_~x~0 main_~y~0) (= main_~r~0 1) (= (+ (- 1) main_~k~0) 0) (= main_~b~0 main_~x~0) (= main_~q~0 1) (= main_~c~0 (+ (* main_~y~0 main_~r~0) (* (- 1) main_~b~0) (* main_~p~0 main_~x~0))))} is VALID [2022-04-08 12:28:34,601 INFO L290 TraceCheckUtils]: 108: Hoare triple {18434#(and (= main_~s~0 0) (= main_~p~0 0) (< main_~x~0 main_~y~0) (= main_~r~0 1) (= (+ (- 1) main_~k~0) 0) (= main_~b~0 main_~x~0) (= main_~q~0 1) (= main_~c~0 (+ (* main_~y~0 main_~r~0) (* (- 1) main_~b~0) (* main_~p~0 main_~x~0))))} assume !(~c~0 >= ~b~0); {18501#(and (= main_~s~0 0) (= main_~p~0 0) (< main_~x~0 main_~y~0) (= main_~r~0 1) (= (+ (- 1) main_~k~0) 0) (= main_~b~0 main_~x~0) (not (<= main_~b~0 main_~c~0)) (= main_~q~0 1) (= main_~c~0 (+ (* main_~y~0 main_~r~0) (* (- 1) main_~b~0) (* main_~p~0 main_~x~0))))} is VALID [2022-04-08 12:28:34,602 INFO L290 TraceCheckUtils]: 109: Hoare triple {18501#(and (= main_~s~0 0) (= main_~p~0 0) (< main_~x~0 main_~y~0) (= main_~r~0 1) (= (+ (- 1) main_~k~0) 0) (= main_~b~0 main_~x~0) (not (<= main_~b~0 main_~c~0)) (= main_~q~0 1) (= main_~c~0 (+ (* main_~y~0 main_~r~0) (* (- 1) main_~b~0) (* main_~p~0 main_~x~0))))} ~a~0 := ~b~0;~b~0 := ~c~0;havoc ~temp~0;~temp~0 := ~p~0;~p~0 := ~q~0;~q~0 := ~temp~0 - ~q~0 * ~k~0;~temp~0 := ~r~0;~r~0 := ~s~0;~s~0 := ~temp~0 - ~s~0 * ~k~0; {18505#(and (not (<= (* main_~a~0 2) main_~y~0)) (= main_~s~0 1) (< main_~x~0 main_~y~0) (= (+ (* (- 1) main_~a~0) main_~y~0) main_~b~0) (= (+ (- 1) (* (- 1) main_~q~0)) 0) (= main_~a~0 main_~x~0))} is VALID [2022-04-08 12:28:34,603 INFO L290 TraceCheckUtils]: 110: Hoare triple {18505#(and (not (<= (* main_~a~0 2) main_~y~0)) (= main_~s~0 1) (< main_~x~0 main_~y~0) (= (+ (* (- 1) main_~a~0) main_~y~0) main_~b~0) (= (+ (- 1) (* (- 1) main_~q~0)) 0) (= main_~a~0 main_~x~0))} assume !false; {18505#(and (not (<= (* main_~a~0 2) main_~y~0)) (= main_~s~0 1) (< main_~x~0 main_~y~0) (= (+ (* (- 1) main_~a~0) main_~y~0) main_~b~0) (= (+ (- 1) (* (- 1) main_~q~0)) 0) (= main_~a~0 main_~x~0))} is VALID [2022-04-08 12:28:34,603 INFO L290 TraceCheckUtils]: 111: Hoare triple {18505#(and (not (<= (* main_~a~0 2) main_~y~0)) (= main_~s~0 1) (< main_~x~0 main_~y~0) (= (+ (* (- 1) main_~a~0) main_~y~0) main_~b~0) (= (+ (- 1) (* (- 1) main_~q~0)) 0) (= main_~a~0 main_~x~0))} assume !!(0 != ~b~0);~c~0 := ~a~0;~k~0 := 0; {18512#(and (not (<= (* main_~a~0 2) main_~y~0)) (= main_~k~0 0) (= main_~s~0 1) (< main_~x~0 main_~y~0) (= (+ (* (- 1) main_~a~0) main_~y~0) main_~b~0) (= (+ (- 1) (* (- 1) main_~q~0)) 0) (<= main_~c~0 main_~a~0) (= main_~a~0 main_~x~0))} is VALID [2022-04-08 12:28:34,604 INFO L290 TraceCheckUtils]: 112: Hoare triple {18512#(and (not (<= (* main_~a~0 2) main_~y~0)) (= main_~k~0 0) (= main_~s~0 1) (< main_~x~0 main_~y~0) (= (+ (* (- 1) main_~a~0) main_~y~0) main_~b~0) (= (+ (- 1) (* (- 1) main_~q~0)) 0) (<= main_~c~0 main_~a~0) (= main_~a~0 main_~x~0))} assume !false; {18512#(and (not (<= (* main_~a~0 2) main_~y~0)) (= main_~k~0 0) (= main_~s~0 1) (< main_~x~0 main_~y~0) (= (+ (* (- 1) main_~a~0) main_~y~0) main_~b~0) (= (+ (- 1) (* (- 1) main_~q~0)) 0) (<= main_~c~0 main_~a~0) (= main_~a~0 main_~x~0))} is VALID [2022-04-08 12:28:34,604 INFO L272 TraceCheckUtils]: 113: Hoare triple {18512#(and (not (<= (* main_~a~0 2) main_~y~0)) (= main_~k~0 0) (= main_~s~0 1) (< main_~x~0 main_~y~0) (= (+ (* (- 1) main_~a~0) main_~y~0) main_~b~0) (= (+ (- 1) (* (- 1) main_~q~0)) 0) (<= main_~c~0 main_~a~0) (= main_~a~0 main_~x~0))} call __VERIFIER_assert((if ~a~0 == ~k~0 * ~b~0 + ~c~0 then 1 else 0)); {18162#true} is VALID [2022-04-08 12:28:34,604 INFO L290 TraceCheckUtils]: 114: Hoare triple {18162#true} ~cond := #in~cond; {18310#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} is VALID [2022-04-08 12:28:34,604 INFO L290 TraceCheckUtils]: 115: Hoare triple {18310#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} assume !(0 == ~cond); {18314#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 12:28:34,605 INFO L290 TraceCheckUtils]: 116: Hoare triple {18314#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {18314#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 12:28:34,606 INFO L284 TraceCheckUtils]: 117: Hoare quadruple {18314#(not (= |__VERIFIER_assert_#in~cond| 0))} {18512#(and (not (<= (* main_~a~0 2) main_~y~0)) (= main_~k~0 0) (= main_~s~0 1) (< main_~x~0 main_~y~0) (= (+ (* (- 1) main_~a~0) main_~y~0) main_~b~0) (= (+ (- 1) (* (- 1) main_~q~0)) 0) (<= main_~c~0 main_~a~0) (= main_~a~0 main_~x~0))} #91#return; {18531#(and (not (<= main_~y~0 (* main_~b~0 2))) (= main_~s~0 1) (= (+ main_~y~0 (* (- 1) main_~b~0)) main_~x~0) (< main_~x~0 main_~y~0) (= (+ (- 1) (* (- 1) main_~q~0)) 0))} is VALID [2022-04-08 12:28:34,606 INFO L272 TraceCheckUtils]: 118: Hoare triple {18531#(and (not (<= main_~y~0 (* main_~b~0 2))) (= main_~s~0 1) (= (+ main_~y~0 (* (- 1) main_~b~0)) main_~x~0) (< main_~x~0 main_~y~0) (= (+ (- 1) (* (- 1) main_~q~0)) 0))} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {18162#true} is VALID [2022-04-08 12:28:34,606 INFO L290 TraceCheckUtils]: 119: Hoare triple {18162#true} ~cond := #in~cond; {18162#true} is VALID [2022-04-08 12:28:34,606 INFO L290 TraceCheckUtils]: 120: Hoare triple {18162#true} assume !(0 == ~cond); {18162#true} is VALID [2022-04-08 12:28:34,607 INFO L290 TraceCheckUtils]: 121: Hoare triple {18162#true} assume true; {18162#true} is VALID [2022-04-08 12:28:34,607 INFO L284 TraceCheckUtils]: 122: Hoare quadruple {18162#true} {18531#(and (not (<= main_~y~0 (* main_~b~0 2))) (= main_~s~0 1) (= (+ main_~y~0 (* (- 1) main_~b~0)) main_~x~0) (< main_~x~0 main_~y~0) (= (+ (- 1) (* (- 1) main_~q~0)) 0))} #93#return; {18531#(and (not (<= main_~y~0 (* main_~b~0 2))) (= main_~s~0 1) (= (+ main_~y~0 (* (- 1) main_~b~0)) main_~x~0) (< main_~x~0 main_~y~0) (= (+ (- 1) (* (- 1) main_~q~0)) 0))} is VALID [2022-04-08 12:28:34,608 INFO L272 TraceCheckUtils]: 123: Hoare triple {18531#(and (not (<= main_~y~0 (* main_~b~0 2))) (= main_~s~0 1) (= (+ main_~y~0 (* (- 1) main_~b~0)) main_~x~0) (< main_~x~0 main_~y~0) (= (+ (- 1) (* (- 1) main_~q~0)) 0))} call __VERIFIER_assert((if ~b~0 == ~x~0 * ~q~0 + ~y~0 * ~s~0 then 1 else 0)); {18550#(<= 1 |__VERIFIER_assert_#in~cond|)} is VALID [2022-04-08 12:28:34,608 INFO L290 TraceCheckUtils]: 124: Hoare triple {18550#(<= 1 |__VERIFIER_assert_#in~cond|)} ~cond := #in~cond; {18554#(<= 1 __VERIFIER_assert_~cond)} is VALID [2022-04-08 12:28:34,608 INFO L290 TraceCheckUtils]: 125: Hoare triple {18554#(<= 1 __VERIFIER_assert_~cond)} assume 0 == ~cond; {18163#false} is VALID [2022-04-08 12:28:34,608 INFO L290 TraceCheckUtils]: 126: Hoare triple {18163#false} assume !false; {18163#false} is VALID [2022-04-08 12:28:34,609 INFO L134 CoverageAnalysis]: Checked inductivity of 489 backedges. 70 proven. 94 refuted. 0 times theorem prover too weak. 325 trivial. 0 not checked. [2022-04-08 12:28:34,609 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-08 12:29:36,986 INFO L290 TraceCheckUtils]: 126: Hoare triple {18163#false} assume !false; {18163#false} is VALID [2022-04-08 12:29:36,987 INFO L290 TraceCheckUtils]: 125: Hoare triple {18554#(<= 1 __VERIFIER_assert_~cond)} assume 0 == ~cond; {18163#false} is VALID [2022-04-08 12:29:36,987 INFO L290 TraceCheckUtils]: 124: Hoare triple {18550#(<= 1 |__VERIFIER_assert_#in~cond|)} ~cond := #in~cond; {18554#(<= 1 __VERIFIER_assert_~cond)} is VALID [2022-04-08 12:29:36,988 INFO L272 TraceCheckUtils]: 123: Hoare triple {18570#(= 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)); {18550#(<= 1 |__VERIFIER_assert_#in~cond|)} is VALID [2022-04-08 12:29:36,988 INFO L284 TraceCheckUtils]: 122: Hoare quadruple {18162#true} {18570#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} #93#return; {18570#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} is VALID [2022-04-08 12:29:36,988 INFO L290 TraceCheckUtils]: 121: Hoare triple {18162#true} assume true; {18162#true} is VALID [2022-04-08 12:29:36,988 INFO L290 TraceCheckUtils]: 120: Hoare triple {18162#true} assume !(0 == ~cond); {18162#true} is VALID [2022-04-08 12:29:36,988 INFO L290 TraceCheckUtils]: 119: Hoare triple {18162#true} ~cond := #in~cond; {18162#true} is VALID [2022-04-08 12:29:36,988 INFO L272 TraceCheckUtils]: 118: Hoare triple {18570#(= 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)); {18162#true} is VALID [2022-04-08 12:29:36,989 INFO L284 TraceCheckUtils]: 117: Hoare quadruple {18314#(not (= |__VERIFIER_assert_#in~cond| 0))} {18589#(or (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= main_~a~0 (+ main_~c~0 (* main_~b~0 main_~k~0)))))} #91#return; {18570#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} is VALID [2022-04-08 12:29:36,989 INFO L290 TraceCheckUtils]: 116: Hoare triple {18314#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {18314#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 12:29:36,990 INFO L290 TraceCheckUtils]: 115: Hoare triple {18599#(or (not (= |__VERIFIER_assert_#in~cond| 0)) (= __VERIFIER_assert_~cond 0))} assume !(0 == ~cond); {18314#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 12:29:36,990 INFO L290 TraceCheckUtils]: 114: Hoare triple {18162#true} ~cond := #in~cond; {18599#(or (not (= |__VERIFIER_assert_#in~cond| 0)) (= __VERIFIER_assert_~cond 0))} is VALID [2022-04-08 12:29:36,990 INFO L272 TraceCheckUtils]: 113: Hoare triple {18589#(or (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= main_~a~0 (+ main_~c~0 (* main_~b~0 main_~k~0)))))} call __VERIFIER_assert((if ~a~0 == ~k~0 * ~b~0 + ~c~0 then 1 else 0)); {18162#true} is VALID [2022-04-08 12:29:36,990 INFO L290 TraceCheckUtils]: 112: Hoare triple {18589#(or (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= main_~a~0 (+ main_~c~0 (* main_~b~0 main_~k~0)))))} assume !false; {18589#(or (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= main_~a~0 (+ main_~c~0 (* main_~b~0 main_~k~0)))))} is VALID [2022-04-08 12:29:36,991 INFO L290 TraceCheckUtils]: 111: Hoare triple {18570#(= 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; {18589#(or (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= main_~a~0 (+ main_~c~0 (* main_~b~0 main_~k~0)))))} is VALID [2022-04-08 12:29:36,991 INFO L290 TraceCheckUtils]: 110: Hoare triple {18570#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} assume !false; {18570#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} is VALID [2022-04-08 12:29:38,993 WARN L290 TraceCheckUtils]: 109: Hoare triple {18615#(= (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)) (+ (* main_~k~0 main_~y~0 main_~s~0) main_~c~0 (* main_~q~0 main_~k~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; {18570#(= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))} is UNKNOWN [2022-04-08 12:29:38,994 INFO L290 TraceCheckUtils]: 108: Hoare triple {18619#(or (= (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)) (+ (* main_~k~0 main_~y~0 main_~s~0) main_~c~0 (* main_~q~0 main_~k~0 main_~x~0))) (<= main_~b~0 main_~c~0))} assume !(~c~0 >= ~b~0); {18615#(= (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)) (+ (* main_~k~0 main_~y~0 main_~s~0) main_~c~0 (* main_~q~0 main_~k~0 main_~x~0)))} is VALID [2022-04-08 12:29:38,994 INFO L284 TraceCheckUtils]: 107: Hoare quadruple {18162#true} {18619#(or (= (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)) (+ (* main_~k~0 main_~y~0 main_~s~0) main_~c~0 (* main_~q~0 main_~k~0 main_~x~0))) (<= main_~b~0 main_~c~0))} #97#return; {18619#(or (= (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)) (+ (* main_~k~0 main_~y~0 main_~s~0) main_~c~0 (* main_~q~0 main_~k~0 main_~x~0))) (<= main_~b~0 main_~c~0))} is VALID [2022-04-08 12:29:38,994 INFO L290 TraceCheckUtils]: 106: Hoare triple {18162#true} assume true; {18162#true} is VALID [2022-04-08 12:29:38,994 INFO L290 TraceCheckUtils]: 105: Hoare triple {18162#true} assume !(0 == ~cond); {18162#true} is VALID [2022-04-08 12:29:38,994 INFO L290 TraceCheckUtils]: 104: Hoare triple {18162#true} ~cond := #in~cond; {18162#true} is VALID [2022-04-08 12:29:38,995 INFO L272 TraceCheckUtils]: 103: Hoare triple {18619#(or (= (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)) (+ (* main_~k~0 main_~y~0 main_~s~0) main_~c~0 (* main_~q~0 main_~k~0 main_~x~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)); {18162#true} is VALID [2022-04-08 12:29:38,995 INFO L284 TraceCheckUtils]: 102: Hoare quadruple {18162#true} {18619#(or (= (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)) (+ (* main_~k~0 main_~y~0 main_~s~0) main_~c~0 (* main_~q~0 main_~k~0 main_~x~0))) (<= main_~b~0 main_~c~0))} #95#return; {18619#(or (= (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)) (+ (* main_~k~0 main_~y~0 main_~s~0) main_~c~0 (* main_~q~0 main_~k~0 main_~x~0))) (<= main_~b~0 main_~c~0))} is VALID [2022-04-08 12:29:38,995 INFO L290 TraceCheckUtils]: 101: Hoare triple {18162#true} assume true; {18162#true} is VALID [2022-04-08 12:29:38,995 INFO L290 TraceCheckUtils]: 100: Hoare triple {18162#true} assume !(0 == ~cond); {18162#true} is VALID [2022-04-08 12:29:38,995 INFO L290 TraceCheckUtils]: 99: Hoare triple {18162#true} ~cond := #in~cond; {18162#true} is VALID [2022-04-08 12:29:38,995 INFO L272 TraceCheckUtils]: 98: Hoare triple {18619#(or (= (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)) (+ (* main_~k~0 main_~y~0 main_~s~0) main_~c~0 (* main_~q~0 main_~k~0 main_~x~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)); {18162#true} is VALID [2022-04-08 12:29:38,996 INFO L284 TraceCheckUtils]: 97: Hoare quadruple {18162#true} {18619#(or (= (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)) (+ (* main_~k~0 main_~y~0 main_~s~0) main_~c~0 (* main_~q~0 main_~k~0 main_~x~0))) (<= main_~b~0 main_~c~0))} #93#return; {18619#(or (= (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)) (+ (* main_~k~0 main_~y~0 main_~s~0) main_~c~0 (* main_~q~0 main_~k~0 main_~x~0))) (<= main_~b~0 main_~c~0))} is VALID [2022-04-08 12:29:38,996 INFO L290 TraceCheckUtils]: 96: Hoare triple {18162#true} assume true; {18162#true} is VALID [2022-04-08 12:29:38,996 INFO L290 TraceCheckUtils]: 95: Hoare triple {18162#true} assume !(0 == ~cond); {18162#true} is VALID [2022-04-08 12:29:38,996 INFO L290 TraceCheckUtils]: 94: Hoare triple {18162#true} ~cond := #in~cond; {18162#true} is VALID [2022-04-08 12:29:38,996 INFO L272 TraceCheckUtils]: 93: Hoare triple {18619#(or (= (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)) (+ (* main_~k~0 main_~y~0 main_~s~0) main_~c~0 (* main_~q~0 main_~k~0 main_~x~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)); {18162#true} is VALID [2022-04-08 12:29:38,997 INFO L284 TraceCheckUtils]: 92: Hoare quadruple {18162#true} {18619#(or (= (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)) (+ (* main_~k~0 main_~y~0 main_~s~0) main_~c~0 (* main_~q~0 main_~k~0 main_~x~0))) (<= main_~b~0 main_~c~0))} #91#return; {18619#(or (= (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)) (+ (* main_~k~0 main_~y~0 main_~s~0) main_~c~0 (* main_~q~0 main_~k~0 main_~x~0))) (<= main_~b~0 main_~c~0))} is VALID [2022-04-08 12:29:38,997 INFO L290 TraceCheckUtils]: 91: Hoare triple {18162#true} assume true; {18162#true} is VALID [2022-04-08 12:29:38,997 INFO L290 TraceCheckUtils]: 90: Hoare triple {18162#true} assume !(0 == ~cond); {18162#true} is VALID [2022-04-08 12:29:38,997 INFO L290 TraceCheckUtils]: 89: Hoare triple {18162#true} ~cond := #in~cond; {18162#true} is VALID [2022-04-08 12:29:38,997 INFO L272 TraceCheckUtils]: 88: Hoare triple {18619#(or (= (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)) (+ (* main_~k~0 main_~y~0 main_~s~0) main_~c~0 (* main_~q~0 main_~k~0 main_~x~0))) (<= main_~b~0 main_~c~0))} call __VERIFIER_assert((if ~a~0 == ~k~0 * ~b~0 + ~c~0 then 1 else 0)); {18162#true} is VALID [2022-04-08 12:29:38,998 INFO L290 TraceCheckUtils]: 87: Hoare triple {18619#(or (= (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)) (+ (* main_~k~0 main_~y~0 main_~s~0) main_~c~0 (* main_~q~0 main_~k~0 main_~x~0))) (<= main_~b~0 main_~c~0))} assume !false; {18619#(or (= (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)) (+ (* main_~k~0 main_~y~0 main_~s~0) main_~c~0 (* main_~q~0 main_~k~0 main_~x~0))) (<= main_~b~0 main_~c~0))} is VALID [2022-04-08 12:29:39,101 INFO L290 TraceCheckUtils]: 86: Hoare triple {18686#(or (<= (* main_~b~0 2) main_~c~0) (= (+ (* (+ main_~k~0 1) main_~q~0 main_~x~0) (* (+ main_~k~0 1) main_~y~0 main_~s~0) main_~c~0 (* (- 1) main_~b~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} assume !!(~c~0 >= ~b~0);~c~0 := ~c~0 - ~b~0;~k~0 := 1 + ~k~0; {18619#(or (= (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)) (+ (* main_~k~0 main_~y~0 main_~s~0) main_~c~0 (* main_~q~0 main_~k~0 main_~x~0))) (<= main_~b~0 main_~c~0))} is VALID [2022-04-08 12:29:39,102 INFO L284 TraceCheckUtils]: 85: Hoare quadruple {18162#true} {18686#(or (<= (* main_~b~0 2) main_~c~0) (= (+ (* (+ main_~k~0 1) main_~q~0 main_~x~0) (* (+ main_~k~0 1) main_~y~0 main_~s~0) main_~c~0 (* (- 1) main_~b~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} #97#return; {18686#(or (<= (* main_~b~0 2) main_~c~0) (= (+ (* (+ main_~k~0 1) main_~q~0 main_~x~0) (* (+ main_~k~0 1) main_~y~0 main_~s~0) main_~c~0 (* (- 1) main_~b~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} is VALID [2022-04-08 12:29:39,102 INFO L290 TraceCheckUtils]: 84: Hoare triple {18162#true} assume true; {18162#true} is VALID [2022-04-08 12:29:39,102 INFO L290 TraceCheckUtils]: 83: Hoare triple {18162#true} assume !(0 == ~cond); {18162#true} is VALID [2022-04-08 12:29:39,102 INFO L290 TraceCheckUtils]: 82: Hoare triple {18162#true} ~cond := #in~cond; {18162#true} is VALID [2022-04-08 12:29:39,102 INFO L272 TraceCheckUtils]: 81: Hoare triple {18686#(or (<= (* main_~b~0 2) main_~c~0) (= (+ (* (+ main_~k~0 1) main_~q~0 main_~x~0) (* (+ main_~k~0 1) main_~y~0 main_~s~0) main_~c~0 (* (- 1) main_~b~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)); {18162#true} is VALID [2022-04-08 12:29:39,103 INFO L284 TraceCheckUtils]: 80: Hoare quadruple {18162#true} {18686#(or (<= (* main_~b~0 2) main_~c~0) (= (+ (* (+ main_~k~0 1) main_~q~0 main_~x~0) (* (+ main_~k~0 1) main_~y~0 main_~s~0) main_~c~0 (* (- 1) main_~b~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} #95#return; {18686#(or (<= (* main_~b~0 2) main_~c~0) (= (+ (* (+ main_~k~0 1) main_~q~0 main_~x~0) (* (+ main_~k~0 1) main_~y~0 main_~s~0) main_~c~0 (* (- 1) main_~b~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} is VALID [2022-04-08 12:29:39,103 INFO L290 TraceCheckUtils]: 79: Hoare triple {18162#true} assume true; {18162#true} is VALID [2022-04-08 12:29:39,103 INFO L290 TraceCheckUtils]: 78: Hoare triple {18162#true} assume !(0 == ~cond); {18162#true} is VALID [2022-04-08 12:29:39,103 INFO L290 TraceCheckUtils]: 77: Hoare triple {18162#true} ~cond := #in~cond; {18162#true} is VALID [2022-04-08 12:29:39,103 INFO L272 TraceCheckUtils]: 76: Hoare triple {18686#(or (<= (* main_~b~0 2) main_~c~0) (= (+ (* (+ main_~k~0 1) main_~q~0 main_~x~0) (* (+ main_~k~0 1) main_~y~0 main_~s~0) main_~c~0 (* (- 1) main_~b~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)); {18162#true} is VALID [2022-04-08 12:29:39,104 INFO L284 TraceCheckUtils]: 75: Hoare quadruple {18314#(not (= |__VERIFIER_assert_#in~cond| 0))} {18720#(or (<= (* main_~b~0 2) main_~c~0) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (= (+ (* (+ main_~k~0 1) main_~q~0 main_~x~0) (* (+ main_~k~0 1) main_~y~0 main_~s~0) main_~c~0 (* (- 1) main_~b~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} #93#return; {18686#(or (<= (* main_~b~0 2) main_~c~0) (= (+ (* (+ main_~k~0 1) main_~q~0 main_~x~0) (* (+ main_~k~0 1) main_~y~0 main_~s~0) main_~c~0 (* (- 1) main_~b~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} is VALID [2022-04-08 12:29:39,104 INFO L290 TraceCheckUtils]: 74: Hoare triple {18314#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {18314#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 12:29:39,104 INFO L290 TraceCheckUtils]: 73: Hoare triple {18599#(or (not (= |__VERIFIER_assert_#in~cond| 0)) (= __VERIFIER_assert_~cond 0))} assume !(0 == ~cond); {18314#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 12:29:39,105 INFO L290 TraceCheckUtils]: 72: Hoare triple {18162#true} ~cond := #in~cond; {18599#(or (not (= |__VERIFIER_assert_#in~cond| 0)) (= __VERIFIER_assert_~cond 0))} is VALID [2022-04-08 12:29:39,105 INFO L272 TraceCheckUtils]: 71: Hoare triple {18720#(or (<= (* main_~b~0 2) main_~c~0) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (= (+ (* (+ main_~k~0 1) main_~q~0 main_~x~0) (* (+ main_~k~0 1) main_~y~0 main_~s~0) main_~c~0 (* (- 1) main_~b~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)); {18162#true} is VALID [2022-04-08 12:29:39,105 INFO L284 TraceCheckUtils]: 70: Hoare quadruple {18162#true} {18720#(or (<= (* main_~b~0 2) main_~c~0) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (= (+ (* (+ main_~k~0 1) main_~q~0 main_~x~0) (* (+ main_~k~0 1) main_~y~0 main_~s~0) main_~c~0 (* (- 1) main_~b~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} #91#return; {18720#(or (<= (* main_~b~0 2) main_~c~0) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (= (+ (* (+ main_~k~0 1) main_~q~0 main_~x~0) (* (+ main_~k~0 1) main_~y~0 main_~s~0) main_~c~0 (* (- 1) main_~b~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} is VALID [2022-04-08 12:29:39,105 INFO L290 TraceCheckUtils]: 69: Hoare triple {18162#true} assume true; {18162#true} is VALID [2022-04-08 12:29:39,106 INFO L290 TraceCheckUtils]: 68: Hoare triple {18162#true} assume !(0 == ~cond); {18162#true} is VALID [2022-04-08 12:29:39,106 INFO L290 TraceCheckUtils]: 67: Hoare triple {18162#true} ~cond := #in~cond; {18162#true} is VALID [2022-04-08 12:29:39,106 INFO L272 TraceCheckUtils]: 66: Hoare triple {18720#(or (<= (* main_~b~0 2) main_~c~0) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (= (+ (* (+ main_~k~0 1) main_~q~0 main_~x~0) (* (+ main_~k~0 1) main_~y~0 main_~s~0) main_~c~0 (* (- 1) main_~b~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)); {18162#true} is VALID [2022-04-08 12:29:39,106 INFO L290 TraceCheckUtils]: 65: Hoare triple {18720#(or (<= (* main_~b~0 2) main_~c~0) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (= (+ (* (+ main_~k~0 1) main_~q~0 main_~x~0) (* (+ main_~k~0 1) main_~y~0 main_~s~0) main_~c~0 (* (- 1) main_~b~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} assume !false; {18720#(or (<= (* main_~b~0 2) main_~c~0) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (= (+ (* (+ main_~k~0 1) main_~q~0 main_~x~0) (* (+ main_~k~0 1) main_~y~0 main_~s~0) main_~c~0 (* (- 1) main_~b~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} is VALID [2022-04-08 12:29:39,107 INFO L290 TraceCheckUtils]: 64: Hoare triple {18754#(or (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (= (+ main_~a~0 (* (- 1) main_~b~0) (* 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))) (<= (* main_~b~0 2) main_~a~0))} assume !!(0 != ~b~0);~c~0 := ~a~0;~k~0 := 0; {18720#(or (<= (* main_~b~0 2) main_~c~0) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (= (+ (* (+ main_~k~0 1) main_~q~0 main_~x~0) (* (+ main_~k~0 1) main_~y~0 main_~s~0) main_~c~0 (* (- 1) main_~b~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} is VALID [2022-04-08 12:29:39,107 INFO L290 TraceCheckUtils]: 63: Hoare triple {18754#(or (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (= (+ main_~a~0 (* (- 1) main_~b~0) (* 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))) (<= (* main_~b~0 2) main_~a~0))} assume !false; {18754#(or (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (= (+ main_~a~0 (* (- 1) main_~b~0) (* 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))) (<= (* main_~b~0 2) main_~a~0))} is VALID [2022-04-08 12:29:39,158 INFO L290 TraceCheckUtils]: 62: Hoare triple {18761#(or (<= (* main_~c~0 2) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (= (+ (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~x~0 1) (* main_~q~0 main_~x~0) (* (- 1) main_~c~0) (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0 1) (* main_~y~0 main_~s~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; {18754#(or (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (= (+ main_~a~0 (* (- 1) main_~b~0) (* 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))) (<= (* main_~b~0 2) main_~a~0))} is VALID [2022-04-08 12:29:39,159 INFO L290 TraceCheckUtils]: 61: Hoare triple {18765#(or (<= (* main_~c~0 2) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (<= main_~b~0 main_~c~0) (= (+ (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~x~0 1) (* main_~q~0 main_~x~0) (* (- 1) main_~c~0) (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0 1) (* main_~y~0 main_~s~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} assume !(~c~0 >= ~b~0); {18761#(or (<= (* main_~c~0 2) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (= (+ (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~x~0 1) (* main_~q~0 main_~x~0) (* (- 1) main_~c~0) (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0 1) (* main_~y~0 main_~s~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} is VALID [2022-04-08 12:29:39,160 INFO L284 TraceCheckUtils]: 60: Hoare quadruple {18162#true} {18765#(or (<= (* main_~c~0 2) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (<= main_~b~0 main_~c~0) (= (+ (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~x~0 1) (* main_~q~0 main_~x~0) (* (- 1) main_~c~0) (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0 1) (* main_~y~0 main_~s~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} #97#return; {18765#(or (<= (* main_~c~0 2) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (<= main_~b~0 main_~c~0) (= (+ (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~x~0 1) (* main_~q~0 main_~x~0) (* (- 1) main_~c~0) (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0 1) (* main_~y~0 main_~s~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} is VALID [2022-04-08 12:29:39,160 INFO L290 TraceCheckUtils]: 59: Hoare triple {18162#true} assume true; {18162#true} is VALID [2022-04-08 12:29:39,160 INFO L290 TraceCheckUtils]: 58: Hoare triple {18162#true} assume !(0 == ~cond); {18162#true} is VALID [2022-04-08 12:29:39,160 INFO L290 TraceCheckUtils]: 57: Hoare triple {18162#true} ~cond := #in~cond; {18162#true} is VALID [2022-04-08 12:29:39,160 INFO L272 TraceCheckUtils]: 56: Hoare triple {18765#(or (<= (* main_~c~0 2) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (<= main_~b~0 main_~c~0) (= (+ (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~x~0 1) (* main_~q~0 main_~x~0) (* (- 1) main_~c~0) (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0 1) (* main_~y~0 main_~s~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)); {18162#true} is VALID [2022-04-08 12:29:39,161 INFO L284 TraceCheckUtils]: 55: Hoare quadruple {18162#true} {18765#(or (<= (* main_~c~0 2) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (<= main_~b~0 main_~c~0) (= (+ (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~x~0 1) (* main_~q~0 main_~x~0) (* (- 1) main_~c~0) (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0 1) (* main_~y~0 main_~s~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} #95#return; {18765#(or (<= (* main_~c~0 2) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (<= main_~b~0 main_~c~0) (= (+ (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~x~0 1) (* main_~q~0 main_~x~0) (* (- 1) main_~c~0) (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0 1) (* main_~y~0 main_~s~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} is VALID [2022-04-08 12:29:39,161 INFO L290 TraceCheckUtils]: 54: Hoare triple {18162#true} assume true; {18162#true} is VALID [2022-04-08 12:29:39,161 INFO L290 TraceCheckUtils]: 53: Hoare triple {18162#true} assume !(0 == ~cond); {18162#true} is VALID [2022-04-08 12:29:39,161 INFO L290 TraceCheckUtils]: 52: Hoare triple {18162#true} ~cond := #in~cond; {18162#true} is VALID [2022-04-08 12:29:39,161 INFO L272 TraceCheckUtils]: 51: Hoare triple {18765#(or (<= (* main_~c~0 2) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (<= main_~b~0 main_~c~0) (= (+ (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~x~0 1) (* main_~q~0 main_~x~0) (* (- 1) main_~c~0) (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0 1) (* main_~y~0 main_~s~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)); {18162#true} is VALID [2022-04-08 12:29:39,162 INFO L284 TraceCheckUtils]: 50: Hoare quadruple {18314#(not (= |__VERIFIER_assert_#in~cond| 0))} {18799#(or (<= (* main_~c~0 2) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (<= main_~b~0 main_~c~0) (= (+ (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~x~0 1) (* main_~q~0 main_~x~0) (* (- 1) main_~c~0) (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0 1) (* main_~y~0 main_~s~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} #93#return; {18765#(or (<= (* main_~c~0 2) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (<= main_~b~0 main_~c~0) (= (+ (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~x~0 1) (* main_~q~0 main_~x~0) (* (- 1) main_~c~0) (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0 1) (* main_~y~0 main_~s~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} is VALID [2022-04-08 12:29:39,162 INFO L290 TraceCheckUtils]: 49: Hoare triple {18314#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {18314#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 12:29:39,162 INFO L290 TraceCheckUtils]: 48: Hoare triple {18599#(or (not (= |__VERIFIER_assert_#in~cond| 0)) (= __VERIFIER_assert_~cond 0))} assume !(0 == ~cond); {18314#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 12:29:39,163 INFO L290 TraceCheckUtils]: 47: Hoare triple {18162#true} ~cond := #in~cond; {18599#(or (not (= |__VERIFIER_assert_#in~cond| 0)) (= __VERIFIER_assert_~cond 0))} is VALID [2022-04-08 12:29:39,163 INFO L272 TraceCheckUtils]: 46: Hoare triple {18799#(or (<= (* main_~c~0 2) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (<= main_~b~0 main_~c~0) (= (+ (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~x~0 1) (* main_~q~0 main_~x~0) (* (- 1) main_~c~0) (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0 1) (* main_~y~0 main_~s~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)); {18162#true} is VALID [2022-04-08 12:29:39,163 INFO L284 TraceCheckUtils]: 45: Hoare quadruple {18162#true} {18799#(or (<= (* main_~c~0 2) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (<= main_~b~0 main_~c~0) (= (+ (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~x~0 1) (* main_~q~0 main_~x~0) (* (- 1) main_~c~0) (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0 1) (* main_~y~0 main_~s~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} #91#return; {18799#(or (<= (* main_~c~0 2) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (<= main_~b~0 main_~c~0) (= (+ (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~x~0 1) (* main_~q~0 main_~x~0) (* (- 1) main_~c~0) (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0 1) (* main_~y~0 main_~s~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} is VALID [2022-04-08 12:29:39,164 INFO L290 TraceCheckUtils]: 44: Hoare triple {18162#true} assume true; {18162#true} is VALID [2022-04-08 12:29:39,164 INFO L290 TraceCheckUtils]: 43: Hoare triple {18162#true} assume !(0 == ~cond); {18162#true} is VALID [2022-04-08 12:29:39,164 INFO L290 TraceCheckUtils]: 42: Hoare triple {18162#true} ~cond := #in~cond; {18162#true} is VALID [2022-04-08 12:29:39,164 INFO L272 TraceCheckUtils]: 41: Hoare triple {18799#(or (<= (* main_~c~0 2) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (<= main_~b~0 main_~c~0) (= (+ (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~x~0 1) (* main_~q~0 main_~x~0) (* (- 1) main_~c~0) (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0 1) (* main_~y~0 main_~s~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)); {18162#true} is VALID [2022-04-08 12:29:39,164 INFO L290 TraceCheckUtils]: 40: Hoare triple {18799#(or (<= (* main_~c~0 2) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (<= main_~b~0 main_~c~0) (= (+ (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~x~0 1) (* main_~q~0 main_~x~0) (* (- 1) main_~c~0) (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0 1) (* main_~y~0 main_~s~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} assume !false; {18799#(or (<= (* main_~c~0 2) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (<= main_~b~0 main_~c~0) (= (+ (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~x~0 1) (* main_~q~0 main_~x~0) (* (- 1) main_~c~0) (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0 1) (* main_~y~0 main_~s~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} is VALID [2022-04-08 12:29:39,165 INFO L290 TraceCheckUtils]: 39: Hoare triple {18162#true} assume !!(0 != ~b~0);~c~0 := ~a~0;~k~0 := 0; {18799#(or (<= (* main_~c~0 2) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (not (= main_~b~0 (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (<= main_~b~0 main_~c~0) (= (+ (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~x~0 1) (* main_~q~0 main_~x~0) (* (- 1) main_~c~0) (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0 1) (* main_~y~0 main_~s~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0))))} is VALID [2022-04-08 12:29:39,165 INFO L290 TraceCheckUtils]: 38: Hoare triple {18162#true} assume !false; {18162#true} is VALID [2022-04-08 12:29:39,165 INFO L284 TraceCheckUtils]: 37: Hoare quadruple {18162#true} {18162#true} #89#return; {18162#true} is VALID [2022-04-08 12:29:39,165 INFO L290 TraceCheckUtils]: 36: Hoare triple {18162#true} assume true; {18162#true} is VALID [2022-04-08 12:29:39,165 INFO L290 TraceCheckUtils]: 35: Hoare triple {18162#true} assume !(0 == ~cond); {18162#true} is VALID [2022-04-08 12:29:39,165 INFO L290 TraceCheckUtils]: 34: Hoare triple {18162#true} ~cond := #in~cond; {18162#true} is VALID [2022-04-08 12:29:39,165 INFO L272 TraceCheckUtils]: 33: Hoare triple {18162#true} call assume_abort_if_not((if ~yy~0 < 2147483647 then 1 else 0)); {18162#true} is VALID [2022-04-08 12:29:39,165 INFO L284 TraceCheckUtils]: 32: Hoare quadruple {18162#true} {18162#true} #87#return; {18162#true} is VALID [2022-04-08 12:29:39,165 INFO L290 TraceCheckUtils]: 31: Hoare triple {18162#true} assume true; {18162#true} is VALID [2022-04-08 12:29:39,165 INFO L290 TraceCheckUtils]: 30: Hoare triple {18162#true} assume !(0 == ~cond); {18162#true} is VALID [2022-04-08 12:29:39,165 INFO L290 TraceCheckUtils]: 29: Hoare triple {18162#true} ~cond := #in~cond; {18162#true} is VALID [2022-04-08 12:29:39,165 INFO L272 TraceCheckUtils]: 28: Hoare triple {18162#true} call assume_abort_if_not((if ~xy~0 < 2147483647 then 1 else 0)); {18162#true} is VALID [2022-04-08 12:29:39,166 INFO L290 TraceCheckUtils]: 27: Hoare triple {18162#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; {18162#true} is VALID [2022-04-08 12:29:39,166 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {18162#true} {18162#true} #85#return; {18162#true} is VALID [2022-04-08 12:29:39,166 INFO L290 TraceCheckUtils]: 25: Hoare triple {18162#true} assume true; {18162#true} is VALID [2022-04-08 12:29:39,166 INFO L290 TraceCheckUtils]: 24: Hoare triple {18162#true} assume !(0 == ~cond); {18162#true} is VALID [2022-04-08 12:29:39,166 INFO L290 TraceCheckUtils]: 23: Hoare triple {18162#true} ~cond := #in~cond; {18162#true} is VALID [2022-04-08 12:29:39,166 INFO L272 TraceCheckUtils]: 22: Hoare triple {18162#true} call assume_abort_if_not((if ~y~0 >= 1 then 1 else 0)); {18162#true} is VALID [2022-04-08 12:29:39,166 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {18162#true} {18162#true} #83#return; {18162#true} is VALID [2022-04-08 12:29:39,166 INFO L290 TraceCheckUtils]: 20: Hoare triple {18162#true} assume true; {18162#true} is VALID [2022-04-08 12:29:39,166 INFO L290 TraceCheckUtils]: 19: Hoare triple {18162#true} assume !(0 == ~cond); {18162#true} is VALID [2022-04-08 12:29:39,166 INFO L290 TraceCheckUtils]: 18: Hoare triple {18162#true} ~cond := #in~cond; {18162#true} is VALID [2022-04-08 12:29:39,166 INFO L272 TraceCheckUtils]: 17: Hoare triple {18162#true} call assume_abort_if_not((if ~x~0 >= 1 then 1 else 0)); {18162#true} is VALID [2022-04-08 12:29:39,166 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {18162#true} {18162#true} #81#return; {18162#true} is VALID [2022-04-08 12:29:39,166 INFO L290 TraceCheckUtils]: 15: Hoare triple {18162#true} assume true; {18162#true} is VALID [2022-04-08 12:29:39,166 INFO L290 TraceCheckUtils]: 14: Hoare triple {18162#true} assume !(0 == ~cond); {18162#true} is VALID [2022-04-08 12:29:39,166 INFO L290 TraceCheckUtils]: 13: Hoare triple {18162#true} ~cond := #in~cond; {18162#true} is VALID [2022-04-08 12:29:39,167 INFO L272 TraceCheckUtils]: 12: Hoare triple {18162#true} call assume_abort_if_not((if ~y~0 >= 0 && ~y~0 <= 50 then 1 else 0)); {18162#true} is VALID [2022-04-08 12:29:39,167 INFO L290 TraceCheckUtils]: 11: Hoare triple {18162#true} assume -2147483648 <= #t~nondet5 && #t~nondet5 <= 2147483647;~y~0 := #t~nondet5;havoc #t~nondet5; {18162#true} is VALID [2022-04-08 12:29:39,167 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {18162#true} {18162#true} #79#return; {18162#true} is VALID [2022-04-08 12:29:39,167 INFO L290 TraceCheckUtils]: 9: Hoare triple {18162#true} assume true; {18162#true} is VALID [2022-04-08 12:29:39,167 INFO L290 TraceCheckUtils]: 8: Hoare triple {18162#true} assume !(0 == ~cond); {18162#true} is VALID [2022-04-08 12:29:39,167 INFO L290 TraceCheckUtils]: 7: Hoare triple {18162#true} ~cond := #in~cond; {18162#true} is VALID [2022-04-08 12:29:39,167 INFO L272 TraceCheckUtils]: 6: Hoare triple {18162#true} call assume_abort_if_not((if ~x~0 >= 0 && ~x~0 <= 50 then 1 else 0)); {18162#true} is VALID [2022-04-08 12:29:39,167 INFO L290 TraceCheckUtils]: 5: Hoare triple {18162#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; {18162#true} is VALID [2022-04-08 12:29:39,167 INFO L272 TraceCheckUtils]: 4: Hoare triple {18162#true} call #t~ret6 := main(); {18162#true} is VALID [2022-04-08 12:29:39,167 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {18162#true} {18162#true} #103#return; {18162#true} is VALID [2022-04-08 12:29:39,167 INFO L290 TraceCheckUtils]: 2: Hoare triple {18162#true} assume true; {18162#true} is VALID [2022-04-08 12:29:39,167 INFO L290 TraceCheckUtils]: 1: Hoare triple {18162#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); {18162#true} is VALID [2022-04-08 12:29:39,167 INFO L272 TraceCheckUtils]: 0: Hoare triple {18162#true} call ULTIMATE.init(); {18162#true} is VALID [2022-04-08 12:29:39,168 INFO L134 CoverageAnalysis]: Checked inductivity of 489 backedges. 89 proven. 75 refuted. 0 times theorem prover too weak. 325 trivial. 0 not checked. [2022-04-08 12:29:39,168 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-08 12:29:39,168 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [588640154] [2022-04-08 12:29:39,168 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-04-08 12:29:39,168 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [273846201] [2022-04-08 12:29:39,168 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [273846201] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-08 12:29:39,168 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-04-08 12:29:39,168 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 16] total 29 [2022-04-08 12:29:39,169 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-08 12:29:39,169 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [106406894] [2022-04-08 12:29:39,169 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [106406894] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 12:29:39,169 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 12:29:39,169 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2022-04-08 12:29:39,169 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1725831345] [2022-04-08 12:29:39,169 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-08 12:29:39,169 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, (23), 2 states have call predecessors, (23), 2 states have return successors, (21), 8 states have call predecessors, (21), 9 states have call successors, (21) Word has length 127 [2022-04-08 12:29:39,170 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-08 12:29:39,170 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, (23), 2 states have call predecessors, (23), 2 states have return successors, (21), 8 states have call predecessors, (21), 9 states have call successors, (21) [2022-04-08 12:29:39,250 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 76 edges. 76 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 12:29:39,250 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-04-08 12:29:39,250 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-08 12:29:39,251 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-04-08 12:29:39,251 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=168, Invalid=644, Unknown=0, NotChecked=0, Total=812 [2022-04-08 12:29:39,251 INFO L87 Difference]: Start difference. First operand 194 states and 262 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, (23), 2 states have call predecessors, (23), 2 states have return successors, (21), 8 states have call predecessors, (21), 9 states have call successors, (21) [2022-04-08 12:29:45,195 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 12:29:45,195 INFO L93 Difference]: Finished difference Result 265 states and 355 transitions. [2022-04-08 12:29:45,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-04-08 12:29:45,195 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, (23), 2 states have call predecessors, (23), 2 states have return successors, (21), 8 states have call predecessors, (21), 9 states have call successors, (21) Word has length 127 [2022-04-08 12:29:45,195 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-08 12:29:45,196 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, (23), 2 states have call predecessors, (23), 2 states have return successors, (21), 8 states have call predecessors, (21), 9 states have call successors, (21) [2022-04-08 12:29:45,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 135 transitions. [2022-04-08 12:29:45,197 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, (23), 2 states have call predecessors, (23), 2 states have return successors, (21), 8 states have call predecessors, (21), 9 states have call successors, (21) [2022-04-08 12:29:45,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 135 transitions. [2022-04-08 12:29:45,198 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 15 states and 135 transitions. [2022-04-08 12:29:45,365 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 135 edges. 135 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 12:29:45,369 INFO L225 Difference]: With dead ends: 265 [2022-04-08 12:29:45,369 INFO L226 Difference]: Without dead ends: 263 [2022-04-08 12:29:45,370 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 258 GetRequests, 225 SyntacticMatches, 1 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 240 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=227, Invalid=895, Unknown=0, NotChecked=0, Total=1122 [2022-04-08 12:29:45,370 INFO L913 BasicCegarLoop]: 50 mSDtfsCounter, 36 mSDsluCounter, 276 mSDsCounter, 0 mSdLazyCounter, 790 mSolverCounterSat, 53 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 58 SdHoareTripleChecker+Valid, 326 SdHoareTripleChecker+Invalid, 843 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 53 IncrementalHoareTripleChecker+Valid, 790 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-04-08 12:29:45,370 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [58 Valid, 326 Invalid, 843 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [53 Valid, 790 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2022-04-08 12:29:45,371 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 263 states. [2022-04-08 12:29:45,937 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 263 to 260. [2022-04-08 12:29:45,937 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-08 12:29:45,937 INFO L82 GeneralOperation]: Start isEquivalent. First operand 263 states. Second operand has 260 states, 139 states have (on average 1.1366906474820144) internal successors, (158), 140 states have internal predecessors, (158), 97 states have call successors, (97), 24 states have call predecessors, (97), 23 states have return successors, (95), 95 states have call predecessors, (95), 95 states have call successors, (95) [2022-04-08 12:29:45,938 INFO L74 IsIncluded]: Start isIncluded. First operand 263 states. Second operand has 260 states, 139 states have (on average 1.1366906474820144) internal successors, (158), 140 states have internal predecessors, (158), 97 states have call successors, (97), 24 states have call predecessors, (97), 23 states have return successors, (95), 95 states have call predecessors, (95), 95 states have call successors, (95) [2022-04-08 12:29:45,938 INFO L87 Difference]: Start difference. First operand 263 states. Second operand has 260 states, 139 states have (on average 1.1366906474820144) internal successors, (158), 140 states have internal predecessors, (158), 97 states have call successors, (97), 24 states have call predecessors, (97), 23 states have return successors, (95), 95 states have call predecessors, (95), 95 states have call successors, (95) [2022-04-08 12:29:45,943 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 12:29:45,943 INFO L93 Difference]: Finished difference Result 263 states and 353 transitions. [2022-04-08 12:29:45,943 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 353 transitions. [2022-04-08 12:29:45,944 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 12:29:45,944 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 12:29:45,944 INFO L74 IsIncluded]: Start isIncluded. First operand has 260 states, 139 states have (on average 1.1366906474820144) internal successors, (158), 140 states have internal predecessors, (158), 97 states have call successors, (97), 24 states have call predecessors, (97), 23 states have return successors, (95), 95 states have call predecessors, (95), 95 states have call successors, (95) Second operand 263 states. [2022-04-08 12:29:45,945 INFO L87 Difference]: Start difference. First operand has 260 states, 139 states have (on average 1.1366906474820144) internal successors, (158), 140 states have internal predecessors, (158), 97 states have call successors, (97), 24 states have call predecessors, (97), 23 states have return successors, (95), 95 states have call predecessors, (95), 95 states have call successors, (95) Second operand 263 states. [2022-04-08 12:29:45,950 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 12:29:45,950 INFO L93 Difference]: Finished difference Result 263 states and 353 transitions. [2022-04-08 12:29:45,950 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 353 transitions. [2022-04-08 12:29:45,950 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 12:29:45,950 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 12:29:45,950 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-08 12:29:45,951 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-08 12:29:45,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 260 states, 139 states have (on average 1.1366906474820144) internal successors, (158), 140 states have internal predecessors, (158), 97 states have call successors, (97), 24 states have call predecessors, (97), 23 states have return successors, (95), 95 states have call predecessors, (95), 95 states have call successors, (95) [2022-04-08 12:29:45,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 260 states and 350 transitions. [2022-04-08 12:29:45,956 INFO L78 Accepts]: Start accepts. Automaton has 260 states and 350 transitions. Word has length 127 [2022-04-08 12:29:45,957 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-08 12:29:45,957 INFO L478 AbstractCegarLoop]: Abstraction has 260 states and 350 transitions. [2022-04-08 12:29:45,957 INFO L479 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, (23), 2 states have call predecessors, (23), 2 states have return successors, (21), 8 states have call predecessors, (21), 9 states have call successors, (21) [2022-04-08 12:29:45,957 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 260 states and 350 transitions. [2022-04-08 12:29:46,641 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 350 edges. 350 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 12:29:46,641 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 350 transitions. [2022-04-08 12:29:46,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2022-04-08 12:29:46,642 INFO L491 BasicCegarLoop]: Found error trace [2022-04-08 12:29:46,642 INFO L499 BasicCegarLoop]: 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] [2022-04-08 12:29:46,658 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Forceful destruction successful, exit code 0 [2022-04-08 12:29:46,858 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2022-04-08 12:29:46,858 INFO L403 AbstractCegarLoop]: === Iteration 19 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-08 12:29:46,859 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-08 12:29:46,859 INFO L85 PathProgramCache]: Analyzing trace with hash -2138166692, now seen corresponding path program 7 times [2022-04-08 12:29:46,859 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-08 12:29:46,859 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [1156631473] [2022-04-08 12:29:46,859 INFO L202 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-04-08 12:29:46,859 INFO L85 PathProgramCache]: Analyzing trace with hash -2138166692, now seen corresponding path program 8 times [2022-04-08 12:29:46,859 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-08 12:29:46,860 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [945599942] [2022-04-08 12:29:46,860 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-08 12:29:46,860 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-08 12:29:46,869 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-04-08 12:29:46,870 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [739182787] [2022-04-08 12:29:46,870 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-04-08 12:29:46,870 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-08 12:29:46,870 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-08 12:29:46,880 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-04-08 12:29:46,881 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2022-04-08 12:29:46,953 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-04-08 12:29:46,954 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-08 12:29:46,955 INFO L263 TraceCheckSpWp]: Trace formula consists of 306 conjuncts, 71 conjunts are in the unsatisfiable core [2022-04-08 12:29:46,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 12:29:46,977 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-08 12:29:54,605 INFO L272 TraceCheckUtils]: 0: Hoare triple {20538#true} call ULTIMATE.init(); {20538#true} is VALID [2022-04-08 12:29:54,605 INFO L290 TraceCheckUtils]: 1: Hoare triple {20538#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); {20538#true} is VALID [2022-04-08 12:29:54,605 INFO L290 TraceCheckUtils]: 2: Hoare triple {20538#true} assume true; {20538#true} is VALID [2022-04-08 12:29:54,605 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {20538#true} {20538#true} #103#return; {20538#true} is VALID [2022-04-08 12:29:54,605 INFO L272 TraceCheckUtils]: 4: Hoare triple {20538#true} call #t~ret6 := main(); {20538#true} is VALID [2022-04-08 12:29:54,605 INFO L290 TraceCheckUtils]: 5: Hoare triple {20538#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; {20538#true} is VALID [2022-04-08 12:29:54,605 INFO L272 TraceCheckUtils]: 6: Hoare triple {20538#true} call assume_abort_if_not((if ~x~0 >= 0 && ~x~0 <= 50 then 1 else 0)); {20538#true} is VALID [2022-04-08 12:29:54,605 INFO L290 TraceCheckUtils]: 7: Hoare triple {20538#true} ~cond := #in~cond; {20538#true} is VALID [2022-04-08 12:29:54,605 INFO L290 TraceCheckUtils]: 8: Hoare triple {20538#true} assume !(0 == ~cond); {20538#true} is VALID [2022-04-08 12:29:54,605 INFO L290 TraceCheckUtils]: 9: Hoare triple {20538#true} assume true; {20538#true} is VALID [2022-04-08 12:29:54,606 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {20538#true} {20538#true} #79#return; {20538#true} is VALID [2022-04-08 12:29:54,606 INFO L290 TraceCheckUtils]: 11: Hoare triple {20538#true} assume -2147483648 <= #t~nondet5 && #t~nondet5 <= 2147483647;~y~0 := #t~nondet5;havoc #t~nondet5; {20538#true} is VALID [2022-04-08 12:29:54,606 INFO L272 TraceCheckUtils]: 12: Hoare triple {20538#true} call assume_abort_if_not((if ~y~0 >= 0 && ~y~0 <= 50 then 1 else 0)); {20538#true} is VALID [2022-04-08 12:29:54,606 INFO L290 TraceCheckUtils]: 13: Hoare triple {20538#true} ~cond := #in~cond; {20538#true} is VALID [2022-04-08 12:29:54,606 INFO L290 TraceCheckUtils]: 14: Hoare triple {20538#true} assume !(0 == ~cond); {20538#true} is VALID [2022-04-08 12:29:54,606 INFO L290 TraceCheckUtils]: 15: Hoare triple {20538#true} assume true; {20538#true} is VALID [2022-04-08 12:29:54,606 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {20538#true} {20538#true} #81#return; {20538#true} is VALID [2022-04-08 12:29:54,606 INFO L272 TraceCheckUtils]: 17: Hoare triple {20538#true} call assume_abort_if_not((if ~x~0 >= 1 then 1 else 0)); {20538#true} is VALID [2022-04-08 12:29:54,606 INFO L290 TraceCheckUtils]: 18: Hoare triple {20538#true} ~cond := #in~cond; {20597#(= assume_abort_if_not_~cond |assume_abort_if_not_#in~cond|)} is VALID [2022-04-08 12:29:54,607 INFO L290 TraceCheckUtils]: 19: Hoare triple {20597#(= assume_abort_if_not_~cond |assume_abort_if_not_#in~cond|)} assume !(0 == ~cond); {20601#(not (= |assume_abort_if_not_#in~cond| 0))} is VALID [2022-04-08 12:29:54,607 INFO L290 TraceCheckUtils]: 20: Hoare triple {20601#(not (= |assume_abort_if_not_#in~cond| 0))} assume true; {20601#(not (= |assume_abort_if_not_#in~cond| 0))} is VALID [2022-04-08 12:29:54,607 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {20601#(not (= |assume_abort_if_not_#in~cond| 0))} {20538#true} #83#return; {20608#(<= 1 main_~x~0)} is VALID [2022-04-08 12:29:54,607 INFO L272 TraceCheckUtils]: 22: Hoare triple {20608#(<= 1 main_~x~0)} call assume_abort_if_not((if ~y~0 >= 1 then 1 else 0)); {20538#true} is VALID [2022-04-08 12:29:54,607 INFO L290 TraceCheckUtils]: 23: Hoare triple {20538#true} ~cond := #in~cond; {20538#true} is VALID [2022-04-08 12:29:54,608 INFO L290 TraceCheckUtils]: 24: Hoare triple {20538#true} assume !(0 == ~cond); {20538#true} is VALID [2022-04-08 12:29:54,608 INFO L290 TraceCheckUtils]: 25: Hoare triple {20538#true} assume true; {20538#true} is VALID [2022-04-08 12:29:54,608 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {20538#true} {20608#(<= 1 main_~x~0)} #85#return; {20608#(<= 1 main_~x~0)} is VALID [2022-04-08 12:29:54,608 INFO L290 TraceCheckUtils]: 27: Hoare triple {20608#(<= 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; {20627#(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 [2022-04-08 12:29:54,608 INFO L272 TraceCheckUtils]: 28: Hoare triple {20627#(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)); {20538#true} is VALID [2022-04-08 12:29:54,609 INFO L290 TraceCheckUtils]: 29: Hoare triple {20538#true} ~cond := #in~cond; {20538#true} is VALID [2022-04-08 12:29:54,609 INFO L290 TraceCheckUtils]: 30: Hoare triple {20538#true} assume !(0 == ~cond); {20538#true} is VALID [2022-04-08 12:29:54,609 INFO L290 TraceCheckUtils]: 31: Hoare triple {20538#true} assume true; {20538#true} is VALID [2022-04-08 12:29:54,609 INFO L284 TraceCheckUtils]: 32: Hoare quadruple {20538#true} {20627#(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; {20627#(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 [2022-04-08 12:29:54,609 INFO L272 TraceCheckUtils]: 33: Hoare triple {20627#(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)); {20538#true} is VALID [2022-04-08 12:29:54,609 INFO L290 TraceCheckUtils]: 34: Hoare triple {20538#true} ~cond := #in~cond; {20538#true} is VALID [2022-04-08 12:29:54,610 INFO L290 TraceCheckUtils]: 35: Hoare triple {20538#true} assume !(0 == ~cond); {20538#true} is VALID [2022-04-08 12:29:54,610 INFO L290 TraceCheckUtils]: 36: Hoare triple {20538#true} assume true; {20538#true} is VALID [2022-04-08 12:29:54,610 INFO L284 TraceCheckUtils]: 37: Hoare quadruple {20538#true} {20627#(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; {20627#(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 [2022-04-08 12:29:54,611 INFO L290 TraceCheckUtils]: 38: Hoare triple {20627#(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; {20627#(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 [2022-04-08 12:29:54,611 INFO L290 TraceCheckUtils]: 39: Hoare triple {20627#(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; {20664#(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 [2022-04-08 12:29:54,611 INFO L290 TraceCheckUtils]: 40: Hoare triple {20664#(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; {20664#(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 [2022-04-08 12:29:54,612 INFO L272 TraceCheckUtils]: 41: Hoare triple {20664#(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)); {20538#true} is VALID [2022-04-08 12:29:54,612 INFO L290 TraceCheckUtils]: 42: Hoare triple {20538#true} ~cond := #in~cond; {20538#true} is VALID [2022-04-08 12:29:54,612 INFO L290 TraceCheckUtils]: 43: Hoare triple {20538#true} assume !(0 == ~cond); {20538#true} is VALID [2022-04-08 12:29:54,612 INFO L290 TraceCheckUtils]: 44: Hoare triple {20538#true} assume true; {20538#true} is VALID [2022-04-08 12:29:54,612 INFO L284 TraceCheckUtils]: 45: Hoare quadruple {20538#true} {20664#(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; {20664#(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 [2022-04-08 12:29:54,613 INFO L272 TraceCheckUtils]: 46: Hoare triple {20664#(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)); {20538#true} is VALID [2022-04-08 12:29:54,613 INFO L290 TraceCheckUtils]: 47: Hoare triple {20538#true} ~cond := #in~cond; {20538#true} is VALID [2022-04-08 12:29:54,613 INFO L290 TraceCheckUtils]: 48: Hoare triple {20538#true} assume !(0 == ~cond); {20538#true} is VALID [2022-04-08 12:29:54,613 INFO L290 TraceCheckUtils]: 49: Hoare triple {20538#true} assume true; {20538#true} is VALID [2022-04-08 12:29:54,615 INFO L284 TraceCheckUtils]: 50: Hoare quadruple {20538#true} {20664#(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; {20664#(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 [2022-04-08 12:29:54,616 INFO L272 TraceCheckUtils]: 51: Hoare triple {20664#(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)); {20538#true} is VALID [2022-04-08 12:29:54,616 INFO L290 TraceCheckUtils]: 52: Hoare triple {20538#true} ~cond := #in~cond; {20538#true} is VALID [2022-04-08 12:29:54,616 INFO L290 TraceCheckUtils]: 53: Hoare triple {20538#true} assume !(0 == ~cond); {20538#true} is VALID [2022-04-08 12:29:54,616 INFO L290 TraceCheckUtils]: 54: Hoare triple {20538#true} assume true; {20538#true} is VALID [2022-04-08 12:29:54,616 INFO L284 TraceCheckUtils]: 55: Hoare quadruple {20538#true} {20664#(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; {20664#(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 [2022-04-08 12:29:54,617 INFO L272 TraceCheckUtils]: 56: Hoare triple {20664#(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)); {20538#true} is VALID [2022-04-08 12:29:54,617 INFO L290 TraceCheckUtils]: 57: Hoare triple {20538#true} ~cond := #in~cond; {20538#true} is VALID [2022-04-08 12:29:54,617 INFO L290 TraceCheckUtils]: 58: Hoare triple {20538#true} assume !(0 == ~cond); {20538#true} is VALID [2022-04-08 12:29:54,617 INFO L290 TraceCheckUtils]: 59: Hoare triple {20538#true} assume true; {20538#true} is VALID [2022-04-08 12:29:54,617 INFO L284 TraceCheckUtils]: 60: Hoare quadruple {20538#true} {20664#(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; {20664#(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 [2022-04-08 12:29:54,618 INFO L290 TraceCheckUtils]: 61: Hoare triple {20664#(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; {20731#(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 [2022-04-08 12:29:54,619 INFO L290 TraceCheckUtils]: 62: Hoare triple {20731#(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; {20731#(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 [2022-04-08 12:29:54,619 INFO L272 TraceCheckUtils]: 63: Hoare triple {20731#(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)); {20538#true} is VALID [2022-04-08 12:29:54,619 INFO L290 TraceCheckUtils]: 64: Hoare triple {20538#true} ~cond := #in~cond; {20741#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} is VALID [2022-04-08 12:29:54,620 INFO L290 TraceCheckUtils]: 65: Hoare triple {20741#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} assume !(0 == ~cond); {20745#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 12:29:54,620 INFO L290 TraceCheckUtils]: 66: Hoare triple {20745#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {20745#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 12:29:54,621 INFO L284 TraceCheckUtils]: 67: Hoare quadruple {20745#(not (= |__VERIFIER_assert_#in~cond| 0))} {20731#(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; {20731#(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 [2022-04-08 12:29:54,621 INFO L272 TraceCheckUtils]: 68: Hoare triple {20731#(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)); {20538#true} is VALID [2022-04-08 12:29:54,621 INFO L290 TraceCheckUtils]: 69: Hoare triple {20538#true} ~cond := #in~cond; {20538#true} is VALID [2022-04-08 12:29:54,621 INFO L290 TraceCheckUtils]: 70: Hoare triple {20538#true} assume !(0 == ~cond); {20538#true} is VALID [2022-04-08 12:29:54,621 INFO L290 TraceCheckUtils]: 71: Hoare triple {20538#true} assume true; {20538#true} is VALID [2022-04-08 12:29:54,622 INFO L284 TraceCheckUtils]: 72: Hoare quadruple {20538#true} {20731#(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; {20731#(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 [2022-04-08 12:29:54,622 INFO L272 TraceCheckUtils]: 73: Hoare triple {20731#(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)); {20538#true} is VALID [2022-04-08 12:29:54,622 INFO L290 TraceCheckUtils]: 74: Hoare triple {20538#true} ~cond := #in~cond; {20538#true} is VALID [2022-04-08 12:29:54,622 INFO L290 TraceCheckUtils]: 75: Hoare triple {20538#true} assume !(0 == ~cond); {20538#true} is VALID [2022-04-08 12:29:54,622 INFO L290 TraceCheckUtils]: 76: Hoare triple {20538#true} assume true; {20538#true} is VALID [2022-04-08 12:29:54,623 INFO L284 TraceCheckUtils]: 77: Hoare quadruple {20538#true} {20731#(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; {20731#(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 [2022-04-08 12:29:54,623 INFO L272 TraceCheckUtils]: 78: Hoare triple {20731#(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)); {20538#true} is VALID [2022-04-08 12:29:54,623 INFO L290 TraceCheckUtils]: 79: Hoare triple {20538#true} ~cond := #in~cond; {20538#true} is VALID [2022-04-08 12:29:54,623 INFO L290 TraceCheckUtils]: 80: Hoare triple {20538#true} assume !(0 == ~cond); {20538#true} is VALID [2022-04-08 12:29:54,623 INFO L290 TraceCheckUtils]: 81: Hoare triple {20538#true} assume true; {20538#true} is VALID [2022-04-08 12:29:54,623 INFO L284 TraceCheckUtils]: 82: Hoare quadruple {20538#true} {20731#(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; {20731#(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 [2022-04-08 12:29:54,624 INFO L290 TraceCheckUtils]: 83: Hoare triple {20731#(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; {20800#(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 [2022-04-08 12:29:54,625 INFO L290 TraceCheckUtils]: 84: Hoare triple {20800#(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; {20800#(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 [2022-04-08 12:29:54,625 INFO L272 TraceCheckUtils]: 85: Hoare triple {20800#(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)); {20538#true} is VALID [2022-04-08 12:29:54,625 INFO L290 TraceCheckUtils]: 86: Hoare triple {20538#true} ~cond := #in~cond; {20741#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} is VALID [2022-04-08 12:29:54,626 INFO L290 TraceCheckUtils]: 87: Hoare triple {20741#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} assume !(0 == ~cond); {20745#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 12:29:54,626 INFO L290 TraceCheckUtils]: 88: Hoare triple {20745#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {20745#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 12:29:54,628 INFO L284 TraceCheckUtils]: 89: Hoare quadruple {20745#(not (= |__VERIFIER_assert_#in~cond| 0))} {20800#(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; {20819#(and (= main_~r~0 0) (<= (* main_~b~0 2) (+ main_~c~0 (* main_~b~0 main_~k~0))) (= main_~x~0 (+ main_~c~0 (* main_~b~0 main_~k~0))) (<= 1 main_~x~0) (= main_~s~0 1) (= main_~c~0 (+ (* (- 2) main_~b~0) main_~c~0 (* main_~b~0 main_~k~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_~p~0 1))} is VALID [2022-04-08 12:29:54,628 INFO L272 TraceCheckUtils]: 90: Hoare triple {20819#(and (= main_~r~0 0) (<= (* main_~b~0 2) (+ main_~c~0 (* main_~b~0 main_~k~0))) (= main_~x~0 (+ main_~c~0 (* main_~b~0 main_~k~0))) (<= 1 main_~x~0) (= main_~s~0 1) (= main_~c~0 (+ (* (- 2) main_~b~0) main_~c~0 (* main_~b~0 main_~k~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_~p~0 1))} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {20538#true} is VALID [2022-04-08 12:29:54,628 INFO L290 TraceCheckUtils]: 91: Hoare triple {20538#true} ~cond := #in~cond; {20538#true} is VALID [2022-04-08 12:29:54,628 INFO L290 TraceCheckUtils]: 92: Hoare triple {20538#true} assume !(0 == ~cond); {20538#true} is VALID [2022-04-08 12:29:54,628 INFO L290 TraceCheckUtils]: 93: Hoare triple {20538#true} assume true; {20538#true} is VALID [2022-04-08 12:29:54,629 INFO L284 TraceCheckUtils]: 94: Hoare quadruple {20538#true} {20819#(and (= main_~r~0 0) (<= (* main_~b~0 2) (+ main_~c~0 (* main_~b~0 main_~k~0))) (= main_~x~0 (+ main_~c~0 (* main_~b~0 main_~k~0))) (<= 1 main_~x~0) (= main_~s~0 1) (= main_~c~0 (+ (* (- 2) main_~b~0) main_~c~0 (* main_~b~0 main_~k~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_~p~0 1))} #93#return; {20819#(and (= main_~r~0 0) (<= (* main_~b~0 2) (+ main_~c~0 (* main_~b~0 main_~k~0))) (= main_~x~0 (+ main_~c~0 (* main_~b~0 main_~k~0))) (<= 1 main_~x~0) (= main_~s~0 1) (= main_~c~0 (+ (* (- 2) main_~b~0) main_~c~0 (* main_~b~0 main_~k~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_~p~0 1))} is VALID [2022-04-08 12:29:54,629 INFO L272 TraceCheckUtils]: 95: Hoare triple {20819#(and (= main_~r~0 0) (<= (* main_~b~0 2) (+ main_~c~0 (* main_~b~0 main_~k~0))) (= main_~x~0 (+ main_~c~0 (* main_~b~0 main_~k~0))) (<= 1 main_~x~0) (= main_~s~0 1) (= main_~c~0 (+ (* (- 2) main_~b~0) main_~c~0 (* main_~b~0 main_~k~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_~p~0 1))} call __VERIFIER_assert((if ~b~0 == ~x~0 * ~q~0 + ~y~0 * ~s~0 then 1 else 0)); {20538#true} is VALID [2022-04-08 12:29:54,629 INFO L290 TraceCheckUtils]: 96: Hoare triple {20538#true} ~cond := #in~cond; {20741#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} is VALID [2022-04-08 12:29:54,630 INFO L290 TraceCheckUtils]: 97: Hoare triple {20741#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} assume !(0 == ~cond); {20745#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 12:29:54,630 INFO L290 TraceCheckUtils]: 98: Hoare triple {20745#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {20745#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 12:29:54,630 INFO L284 TraceCheckUtils]: 99: Hoare quadruple {20745#(not (= |__VERIFIER_assert_#in~cond| 0))} {20819#(and (= main_~r~0 0) (<= (* main_~b~0 2) (+ main_~c~0 (* main_~b~0 main_~k~0))) (= main_~x~0 (+ main_~c~0 (* main_~b~0 main_~k~0))) (<= 1 main_~x~0) (= main_~s~0 1) (= main_~c~0 (+ (* (- 2) main_~b~0) main_~c~0 (* main_~b~0 main_~k~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_~p~0 1))} #95#return; {20819#(and (= main_~r~0 0) (<= (* main_~b~0 2) (+ main_~c~0 (* main_~b~0 main_~k~0))) (= main_~x~0 (+ main_~c~0 (* main_~b~0 main_~k~0))) (<= 1 main_~x~0) (= main_~s~0 1) (= main_~c~0 (+ (* (- 2) main_~b~0) main_~c~0 (* main_~b~0 main_~k~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_~p~0 1))} is VALID [2022-04-08 12:29:54,631 INFO L272 TraceCheckUtils]: 100: Hoare triple {20819#(and (= main_~r~0 0) (<= (* main_~b~0 2) (+ main_~c~0 (* main_~b~0 main_~k~0))) (= main_~x~0 (+ main_~c~0 (* main_~b~0 main_~k~0))) (<= 1 main_~x~0) (= main_~s~0 1) (= main_~c~0 (+ (* (- 2) main_~b~0) main_~c~0 (* main_~b~0 main_~k~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_~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)); {20538#true} is VALID [2022-04-08 12:29:54,631 INFO L290 TraceCheckUtils]: 101: Hoare triple {20538#true} ~cond := #in~cond; {20741#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} is VALID [2022-04-08 12:29:54,631 INFO L290 TraceCheckUtils]: 102: Hoare triple {20741#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} assume !(0 == ~cond); {20745#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 12:29:54,631 INFO L290 TraceCheckUtils]: 103: Hoare triple {20745#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {20745#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 12:29:54,632 INFO L284 TraceCheckUtils]: 104: Hoare quadruple {20745#(not (= |__VERIFIER_assert_#in~cond| 0))} {20819#(and (= main_~r~0 0) (<= (* main_~b~0 2) (+ main_~c~0 (* main_~b~0 main_~k~0))) (= main_~x~0 (+ main_~c~0 (* main_~b~0 main_~k~0))) (<= 1 main_~x~0) (= main_~s~0 1) (= main_~c~0 (+ (* (- 2) main_~b~0) main_~c~0 (* main_~b~0 main_~k~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_~p~0 1))} #97#return; {20819#(and (= main_~r~0 0) (<= (* main_~b~0 2) (+ main_~c~0 (* main_~b~0 main_~k~0))) (= main_~x~0 (+ main_~c~0 (* main_~b~0 main_~k~0))) (<= 1 main_~x~0) (= main_~s~0 1) (= main_~c~0 (+ (* (- 2) main_~b~0) main_~c~0 (* main_~b~0 main_~k~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_~p~0 1))} is VALID [2022-04-08 12:29:54,633 INFO L290 TraceCheckUtils]: 105: Hoare triple {20819#(and (= main_~r~0 0) (<= (* main_~b~0 2) (+ main_~c~0 (* main_~b~0 main_~k~0))) (= main_~x~0 (+ main_~c~0 (* main_~b~0 main_~k~0))) (<= 1 main_~x~0) (= main_~s~0 1) (= main_~c~0 (+ (* (- 2) main_~b~0) main_~c~0 (* main_~b~0 main_~k~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_~p~0 1))} assume !(~c~0 >= ~b~0); {20868#(and (= main_~r~0 0) (< main_~c~0 main_~y~0) (= main_~s~0 1) (<= (* main_~y~0 2) (+ main_~c~0 (* main_~k~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_~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 [2022-04-08 12:29:54,634 INFO L290 TraceCheckUtils]: 106: Hoare triple {20868#(and (= main_~r~0 0) (< main_~c~0 main_~y~0) (= main_~s~0 1) (<= (* main_~y~0 2) (+ main_~c~0 (* main_~k~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_~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; {20872#(and (<= (* main_~y~0 2) main_~x~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_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 1) (= main_~xy~0 (* main_~y~0 main_~x~0)))} is VALID [2022-04-08 12:29:54,635 INFO L290 TraceCheckUtils]: 107: Hoare triple {20872#(and (<= (* main_~y~0 2) main_~x~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_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 1) (= main_~xy~0 (* main_~y~0 main_~x~0)))} assume !false; {20872#(and (<= (* main_~y~0 2) main_~x~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_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 1) (= main_~xy~0 (* main_~y~0 main_~x~0)))} is VALID [2022-04-08 12:29:54,635 INFO L290 TraceCheckUtils]: 108: Hoare triple {20872#(and (<= (* main_~y~0 2) main_~x~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_~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; {20872#(and (<= (* main_~y~0 2) main_~x~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_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 1) (= main_~xy~0 (* main_~y~0 main_~x~0)))} is VALID [2022-04-08 12:29:54,636 INFO L290 TraceCheckUtils]: 109: Hoare triple {20872#(and (<= (* main_~y~0 2) main_~x~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_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 1) (= main_~xy~0 (* main_~y~0 main_~x~0)))} assume !false; {20872#(and (<= (* main_~y~0 2) main_~x~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_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 1) (= main_~xy~0 (* main_~y~0 main_~x~0)))} is VALID [2022-04-08 12:29:54,636 INFO L272 TraceCheckUtils]: 110: Hoare triple {20872#(and (<= (* main_~y~0 2) main_~x~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_~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)); {20538#true} is VALID [2022-04-08 12:29:54,636 INFO L290 TraceCheckUtils]: 111: Hoare triple {20538#true} ~cond := #in~cond; {20538#true} is VALID [2022-04-08 12:29:54,636 INFO L290 TraceCheckUtils]: 112: Hoare triple {20538#true} assume !(0 == ~cond); {20538#true} is VALID [2022-04-08 12:29:54,636 INFO L290 TraceCheckUtils]: 113: Hoare triple {20538#true} assume true; {20538#true} is VALID [2022-04-08 12:29:54,637 INFO L284 TraceCheckUtils]: 114: Hoare quadruple {20538#true} {20872#(and (<= (* main_~y~0 2) main_~x~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_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 1) (= main_~xy~0 (* main_~y~0 main_~x~0)))} #91#return; {20872#(and (<= (* main_~y~0 2) main_~x~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_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 1) (= main_~xy~0 (* main_~y~0 main_~x~0)))} is VALID [2022-04-08 12:29:54,637 INFO L272 TraceCheckUtils]: 115: Hoare triple {20872#(and (<= (* main_~y~0 2) main_~x~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_~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)); {20538#true} is VALID [2022-04-08 12:29:54,637 INFO L290 TraceCheckUtils]: 116: Hoare triple {20538#true} ~cond := #in~cond; {20538#true} is VALID [2022-04-08 12:29:54,637 INFO L290 TraceCheckUtils]: 117: Hoare triple {20538#true} assume !(0 == ~cond); {20538#true} is VALID [2022-04-08 12:29:54,637 INFO L290 TraceCheckUtils]: 118: Hoare triple {20538#true} assume true; {20538#true} is VALID [2022-04-08 12:29:54,638 INFO L284 TraceCheckUtils]: 119: Hoare quadruple {20538#true} {20872#(and (<= (* main_~y~0 2) main_~x~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_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 1) (= main_~xy~0 (* main_~y~0 main_~x~0)))} #93#return; {20872#(and (<= (* main_~y~0 2) main_~x~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_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 1) (= main_~xy~0 (* main_~y~0 main_~x~0)))} is VALID [2022-04-08 12:29:54,638 INFO L272 TraceCheckUtils]: 120: Hoare triple {20872#(and (<= (* main_~y~0 2) main_~x~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_~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)); {20538#true} is VALID [2022-04-08 12:29:54,638 INFO L290 TraceCheckUtils]: 121: Hoare triple {20538#true} ~cond := #in~cond; {20741#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} is VALID [2022-04-08 12:29:54,638 INFO L290 TraceCheckUtils]: 122: Hoare triple {20741#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} assume !(0 == ~cond); {20745#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 12:29:54,639 INFO L290 TraceCheckUtils]: 123: Hoare triple {20745#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {20745#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 12:29:54,639 INFO L284 TraceCheckUtils]: 124: Hoare quadruple {20745#(not (= |__VERIFIER_assert_#in~cond| 0))} {20872#(and (<= (* main_~y~0 2) main_~x~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_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 1) (= main_~xy~0 (* main_~y~0 main_~x~0)))} #95#return; {20872#(and (<= (* main_~y~0 2) main_~x~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_~yy~0 (* main_~y~0 main_~y~0)) (= main_~q~0 1) (= main_~xy~0 (* main_~y~0 main_~x~0)))} is VALID [2022-04-08 12:29:54,641 INFO L272 TraceCheckUtils]: 125: Hoare triple {20872#(and (<= (* main_~y~0 2) main_~x~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_~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)); {20930#(<= 1 |__VERIFIER_assert_#in~cond|)} is VALID [2022-04-08 12:29:54,642 INFO L290 TraceCheckUtils]: 126: Hoare triple {20930#(<= 1 |__VERIFIER_assert_#in~cond|)} ~cond := #in~cond; {20934#(<= 1 __VERIFIER_assert_~cond)} is VALID [2022-04-08 12:29:54,642 INFO L290 TraceCheckUtils]: 127: Hoare triple {20934#(<= 1 __VERIFIER_assert_~cond)} assume 0 == ~cond; {20539#false} is VALID [2022-04-08 12:29:54,642 INFO L290 TraceCheckUtils]: 128: Hoare triple {20539#false} assume !false; {20539#false} is VALID [2022-04-08 12:29:54,643 INFO L134 CoverageAnalysis]: Checked inductivity of 545 backedges. 142 proven. 88 refuted. 0 times theorem prover too weak. 315 trivial. 0 not checked. [2022-04-08 12:29:54,643 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-08 12:31:30,044 WARN L855 $PredicateComparison]: unable to prove that (let ((.cse4 (+ c_main_~p~0 (* (- 1) c_main_~q~0 c_main_~k~0))) (.cse5 (+ c_main_~r~0 (* (- 1) (* c_main_~s~0 c_main_~k~0))))) (let ((.cse2 (* c_main_~q~0 c_main_~x~0)) (.cse3 (* c_main_~s~0 c_main_~y~0)) (.cse0 (* .cse5 c_main_~y~0)) (.cse1 (* .cse4 c_main_~x~0))) (or (not (= c_main_~c~0 (+ .cse0 .cse1))) (not (= (+ .cse2 .cse3 (* c_main_~b~0 c_main_~y~0)) (+ (* c_main_~q~0 c_main_~xy~0) (* c_main_~yy~0 c_main_~s~0) c_main_~b~0))) (<= c_main_~b~0 c_main_~c~0) (not (= c_main_~b~0 (+ .cse2 .cse3))) (= (+ .cse0 .cse1 (* c_main_~c~0 c_main_~y~0)) (+ (* c_main_~xy~0 .cse4) c_main_~c~0 (* c_main_~yy~0 .cse5)))))) is different from true [2022-04-08 12:31:41,761 WARN L907 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2022-04-08 12:31:52,197 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-08 12:31:52,197 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [945599942] [2022-04-08 12:31:52,197 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-04-08 12:31:52,197 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [739182787] [2022-04-08 12:31:52,198 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [739182787] provided 0 perfect and 1 imperfect interpolant sequences [2022-04-08 12:31:52,198 INFO L184 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-04-08 12:31:52,198 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16] total 16 [2022-04-08 12:31:52,198 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-08 12:31:52,198 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [1156631473] [2022-04-08 12:31:52,198 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [1156631473] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 12:31:52,198 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 12:31:52,198 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-04-08 12:31:52,198 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1618750602] [2022-04-08 12:31:52,198 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-08 12:31:52,199 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 2.0) internal successors, (32), 13 states have internal predecessors, (32), 8 states have call successors, (24), 2 states have call predecessors, (24), 3 states have return successors, (22), 7 states have call predecessors, (22), 8 states have call successors, (22) Word has length 129 [2022-04-08 12:31:52,199 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-08 12:31:52,199 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 16 states, 16 states have (on average 2.0) internal successors, (32), 13 states have internal predecessors, (32), 8 states have call successors, (24), 2 states have call predecessors, (24), 3 states have return successors, (22), 7 states have call predecessors, (22), 8 states have call successors, (22) [2022-04-08 12:31:52,284 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 78 edges. 78 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 12:31:52,284 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-04-08 12:31:52,284 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-08 12:31:52,284 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-04-08 12:31:52,284 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=104, Invalid=404, Unknown=2, NotChecked=42, Total=552 [2022-04-08 12:31:52,284 INFO L87 Difference]: Start difference. First operand 260 states and 350 transitions. Second operand has 16 states, 16 states have (on average 2.0) internal successors, (32), 13 states have internal predecessors, (32), 8 states have call successors, (24), 2 states have call predecessors, (24), 3 states have return successors, (22), 7 states have call predecessors, (22), 8 states have call successors, (22) [2022-04-08 12:31:57,404 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 12:31:57,404 INFO L93 Difference]: Finished difference Result 268 states and 357 transitions. [2022-04-08 12:31:57,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-04-08 12:31:57,404 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 2.0) internal successors, (32), 13 states have internal predecessors, (32), 8 states have call successors, (24), 2 states have call predecessors, (24), 3 states have return successors, (22), 7 states have call predecessors, (22), 8 states have call successors, (22) Word has length 129 [2022-04-08 12:31:57,405 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-08 12:31:57,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16 states, 16 states have (on average 2.0) internal successors, (32), 13 states have internal predecessors, (32), 8 states have call successors, (24), 2 states have call predecessors, (24), 3 states have return successors, (22), 7 states have call predecessors, (22), 8 states have call successors, (22) [2022-04-08 12:31:57,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 113 transitions. [2022-04-08 12:31:57,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16 states, 16 states have (on average 2.0) internal successors, (32), 13 states have internal predecessors, (32), 8 states have call successors, (24), 2 states have call predecessors, (24), 3 states have return successors, (22), 7 states have call predecessors, (22), 8 states have call successors, (22) [2022-04-08 12:31:57,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 113 transitions. [2022-04-08 12:31:57,407 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 16 states and 113 transitions. [2022-04-08 12:31:57,581 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 113 edges. 113 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 12:31:57,586 INFO L225 Difference]: With dead ends: 268 [2022-04-08 12:31:57,586 INFO L226 Difference]: Without dead ends: 266 [2022-04-08 12:31:57,586 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 173 GetRequests, 141 SyntacticMatches, 5 SemanticMatches, 27 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 165 ImplicationChecksByTransitivity, 9.4s TimeCoverageRelationStatistics Valid=147, Invalid=611, Unknown=2, NotChecked=52, Total=812 [2022-04-08 12:31:57,586 INFO L913 BasicCegarLoop]: 43 mSDtfsCounter, 41 mSDsluCounter, 157 mSDsCounter, 0 mSdLazyCounter, 665 mSolverCounterSat, 66 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 51 SdHoareTripleChecker+Valid, 200 SdHoareTripleChecker+Invalid, 731 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 66 IncrementalHoareTripleChecker+Valid, 665 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-04-08 12:31:57,587 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [51 Valid, 200 Invalid, 731 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [66 Valid, 665 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-04-08 12:31:57,587 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 266 states. [2022-04-08 12:31:58,138 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 266 to 264. [2022-04-08 12:31:58,138 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-08 12:31:58,138 INFO L82 GeneralOperation]: Start isEquivalent. First operand 266 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) [2022-04-08 12:31:58,139 INFO L74 IsIncluded]: Start isIncluded. First operand 266 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) [2022-04-08 12:31:58,139 INFO L87 Difference]: Start difference. First operand 266 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) [2022-04-08 12:31:58,144 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 12:31:58,144 INFO L93 Difference]: Finished difference Result 266 states and 355 transitions. [2022-04-08 12:31:58,144 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 355 transitions. [2022-04-08 12:31:58,145 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 12:31:58,145 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 12:31:58,145 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 266 states. [2022-04-08 12:31:58,146 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 266 states. [2022-04-08 12:31:58,150 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 12:31:58,150 INFO L93 Difference]: Finished difference Result 266 states and 355 transitions. [2022-04-08 12:31:58,151 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 355 transitions. [2022-04-08 12:31:58,152 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 12:31:58,152 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 12:31:58,152 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-08 12:31:58,152 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-08 12:31:58,153 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) [2022-04-08 12:31:58,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 264 states and 353 transitions. [2022-04-08 12:31:58,161 INFO L78 Accepts]: Start accepts. Automaton has 264 states and 353 transitions. Word has length 129 [2022-04-08 12:31:58,161 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-08 12:31:58,161 INFO L478 AbstractCegarLoop]: Abstraction has 264 states and 353 transitions. [2022-04-08 12:31:58,161 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 2.0) internal successors, (32), 13 states have internal predecessors, (32), 8 states have call successors, (24), 2 states have call predecessors, (24), 3 states have return successors, (22), 7 states have call predecessors, (22), 8 states have call successors, (22) [2022-04-08 12:31:58,161 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 264 states and 353 transitions. [2022-04-08 12:31:58,914 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 353 edges. 353 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 12:31:58,915 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 353 transitions. [2022-04-08 12:31:58,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2022-04-08 12:31:58,915 INFO L491 BasicCegarLoop]: Found error trace [2022-04-08 12:31:58,915 INFO L499 BasicCegarLoop]: 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] [2022-04-08 12:31:58,935 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Forceful destruction successful, exit code 0 [2022-04-08 12:31:59,116 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,19 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-08 12:31:59,116 INFO L403 AbstractCegarLoop]: === Iteration 20 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-08 12:31:59,116 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-08 12:31:59,116 INFO L85 PathProgramCache]: Analyzing trace with hash -1899875875, now seen corresponding path program 9 times [2022-04-08 12:31:59,116 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-08 12:31:59,116 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [186074838] [2022-04-08 12:31:59,117 INFO L202 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-04-08 12:31:59,117 INFO L85 PathProgramCache]: Analyzing trace with hash -1899875875, now seen corresponding path program 10 times [2022-04-08 12:31:59,117 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-08 12:31:59,117 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1728882728] [2022-04-08 12:31:59,117 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-08 12:31:59,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-08 12:31:59,128 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-04-08 12:31:59,128 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1786989705] [2022-04-08 12:31:59,128 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-04-08 12:31:59,128 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-08 12:31:59,128 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-08 12:31:59,129 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-04-08 12:31:59,154 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2022-04-08 12:31:59,205 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-04-08 12:31:59,205 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-08 12:31:59,206 INFO L263 TraceCheckSpWp]: Trace formula consists of 275 conjuncts, 79 conjunts are in the unsatisfiable core [2022-04-08 12:31:59,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 12:31:59,231 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-08 12:32:01,265 INFO L272 TraceCheckUtils]: 0: Hoare triple {22674#true} call ULTIMATE.init(); {22674#true} is VALID [2022-04-08 12:32:01,266 INFO L290 TraceCheckUtils]: 1: Hoare triple {22674#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); {22674#true} is VALID [2022-04-08 12:32:01,266 INFO L290 TraceCheckUtils]: 2: Hoare triple {22674#true} assume true; {22674#true} is VALID [2022-04-08 12:32:01,266 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {22674#true} {22674#true} #103#return; {22674#true} is VALID [2022-04-08 12:32:01,266 INFO L272 TraceCheckUtils]: 4: Hoare triple {22674#true} call #t~ret6 := main(); {22674#true} is VALID [2022-04-08 12:32:01,266 INFO L290 TraceCheckUtils]: 5: Hoare triple {22674#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; {22674#true} is VALID [2022-04-08 12:32:01,266 INFO L272 TraceCheckUtils]: 6: Hoare triple {22674#true} call assume_abort_if_not((if ~x~0 >= 0 && ~x~0 <= 50 then 1 else 0)); {22674#true} is VALID [2022-04-08 12:32:01,266 INFO L290 TraceCheckUtils]: 7: Hoare triple {22674#true} ~cond := #in~cond; {22674#true} is VALID [2022-04-08 12:32:01,266 INFO L290 TraceCheckUtils]: 8: Hoare triple {22674#true} assume !(0 == ~cond); {22674#true} is VALID [2022-04-08 12:32:01,266 INFO L290 TraceCheckUtils]: 9: Hoare triple {22674#true} assume true; {22674#true} is VALID [2022-04-08 12:32:01,266 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {22674#true} {22674#true} #79#return; {22674#true} is VALID [2022-04-08 12:32:01,266 INFO L290 TraceCheckUtils]: 11: Hoare triple {22674#true} assume -2147483648 <= #t~nondet5 && #t~nondet5 <= 2147483647;~y~0 := #t~nondet5;havoc #t~nondet5; {22674#true} is VALID [2022-04-08 12:32:01,266 INFO L272 TraceCheckUtils]: 12: Hoare triple {22674#true} call assume_abort_if_not((if ~y~0 >= 0 && ~y~0 <= 50 then 1 else 0)); {22674#true} is VALID [2022-04-08 12:32:01,266 INFO L290 TraceCheckUtils]: 13: Hoare triple {22674#true} ~cond := #in~cond; {22674#true} is VALID [2022-04-08 12:32:01,266 INFO L290 TraceCheckUtils]: 14: Hoare triple {22674#true} assume !(0 == ~cond); {22674#true} is VALID [2022-04-08 12:32:01,267 INFO L290 TraceCheckUtils]: 15: Hoare triple {22674#true} assume true; {22674#true} is VALID [2022-04-08 12:32:01,267 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {22674#true} {22674#true} #81#return; {22674#true} is VALID [2022-04-08 12:32:01,267 INFO L272 TraceCheckUtils]: 17: Hoare triple {22674#true} call assume_abort_if_not((if ~x~0 >= 1 then 1 else 0)); {22674#true} is VALID [2022-04-08 12:32:01,267 INFO L290 TraceCheckUtils]: 18: Hoare triple {22674#true} ~cond := #in~cond; {22674#true} is VALID [2022-04-08 12:32:01,267 INFO L290 TraceCheckUtils]: 19: Hoare triple {22674#true} assume !(0 == ~cond); {22674#true} is VALID [2022-04-08 12:32:01,267 INFO L290 TraceCheckUtils]: 20: Hoare triple {22674#true} assume true; {22674#true} is VALID [2022-04-08 12:32:01,267 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {22674#true} {22674#true} #83#return; {22674#true} is VALID [2022-04-08 12:32:01,267 INFO L272 TraceCheckUtils]: 22: Hoare triple {22674#true} call assume_abort_if_not((if ~y~0 >= 1 then 1 else 0)); {22674#true} is VALID [2022-04-08 12:32:01,267 INFO L290 TraceCheckUtils]: 23: Hoare triple {22674#true} ~cond := #in~cond; {22674#true} is VALID [2022-04-08 12:32:01,267 INFO L290 TraceCheckUtils]: 24: Hoare triple {22674#true} assume !(0 == ~cond); {22674#true} is VALID [2022-04-08 12:32:01,267 INFO L290 TraceCheckUtils]: 25: Hoare triple {22674#true} assume true; {22674#true} is VALID [2022-04-08 12:32:01,267 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {22674#true} {22674#true} #85#return; {22674#true} is VALID [2022-04-08 12:32:01,268 INFO L290 TraceCheckUtils]: 27: Hoare triple {22674#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; {22760#(and (= main_~r~0 0) (<= (* main_~y~0 main_~y~0) main_~yy~0) (= main_~s~0 1) (= main_~b~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 [2022-04-08 12:32:01,268 INFO L272 TraceCheckUtils]: 28: Hoare triple {22760#(and (= main_~r~0 0) (<= (* main_~y~0 main_~y~0) main_~yy~0) (= main_~s~0 1) (= main_~b~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)); {22674#true} is VALID [2022-04-08 12:32:01,268 INFO L290 TraceCheckUtils]: 29: Hoare triple {22674#true} ~cond := #in~cond; {22674#true} is VALID [2022-04-08 12:32:01,268 INFO L290 TraceCheckUtils]: 30: Hoare triple {22674#true} assume !(0 == ~cond); {22674#true} is VALID [2022-04-08 12:32:01,268 INFO L290 TraceCheckUtils]: 31: Hoare triple {22674#true} assume true; {22674#true} is VALID [2022-04-08 12:32:01,269 INFO L284 TraceCheckUtils]: 32: Hoare quadruple {22674#true} {22760#(and (= main_~r~0 0) (<= (* main_~y~0 main_~y~0) main_~yy~0) (= main_~s~0 1) (= main_~b~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; {22760#(and (= main_~r~0 0) (<= (* main_~y~0 main_~y~0) main_~yy~0) (= main_~s~0 1) (= main_~b~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 [2022-04-08 12:32:01,269 INFO L272 TraceCheckUtils]: 33: Hoare triple {22760#(and (= main_~r~0 0) (<= (* main_~y~0 main_~y~0) main_~yy~0) (= main_~s~0 1) (= main_~b~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)); {22674#true} is VALID [2022-04-08 12:32:01,269 INFO L290 TraceCheckUtils]: 34: Hoare triple {22674#true} ~cond := #in~cond; {22674#true} is VALID [2022-04-08 12:32:01,269 INFO L290 TraceCheckUtils]: 35: Hoare triple {22674#true} assume !(0 == ~cond); {22674#true} is VALID [2022-04-08 12:32:01,269 INFO L290 TraceCheckUtils]: 36: Hoare triple {22674#true} assume true; {22674#true} is VALID [2022-04-08 12:32:01,270 INFO L284 TraceCheckUtils]: 37: Hoare quadruple {22674#true} {22760#(and (= main_~r~0 0) (<= (* main_~y~0 main_~y~0) main_~yy~0) (= main_~s~0 1) (= main_~b~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; {22760#(and (= main_~r~0 0) (<= (* main_~y~0 main_~y~0) main_~yy~0) (= main_~s~0 1) (= main_~b~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 [2022-04-08 12:32:01,270 INFO L290 TraceCheckUtils]: 38: Hoare triple {22760#(and (= main_~r~0 0) (<= (* main_~y~0 main_~y~0) main_~yy~0) (= main_~s~0 1) (= main_~b~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; {22760#(and (= main_~r~0 0) (<= (* main_~y~0 main_~y~0) main_~yy~0) (= main_~s~0 1) (= main_~b~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 [2022-04-08 12:32:01,270 INFO L290 TraceCheckUtils]: 39: Hoare triple {22760#(and (= main_~r~0 0) (<= (* main_~y~0 main_~y~0) main_~yy~0) (= main_~s~0 1) (= main_~b~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; {22797#(and (= main_~r~0 0) (<= (* main_~y~0 main_~y~0) main_~yy~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~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 [2022-04-08 12:32:01,271 INFO L290 TraceCheckUtils]: 40: Hoare triple {22797#(and (= main_~r~0 0) (<= (* main_~y~0 main_~y~0) main_~yy~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~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; {22797#(and (= main_~r~0 0) (<= (* main_~y~0 main_~y~0) main_~yy~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~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 [2022-04-08 12:32:01,271 INFO L272 TraceCheckUtils]: 41: Hoare triple {22797#(and (= main_~r~0 0) (<= (* main_~y~0 main_~y~0) main_~yy~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~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)); {22674#true} is VALID [2022-04-08 12:32:01,271 INFO L290 TraceCheckUtils]: 42: Hoare triple {22674#true} ~cond := #in~cond; {22674#true} is VALID [2022-04-08 12:32:01,271 INFO L290 TraceCheckUtils]: 43: Hoare triple {22674#true} assume !(0 == ~cond); {22674#true} is VALID [2022-04-08 12:32:01,271 INFO L290 TraceCheckUtils]: 44: Hoare triple {22674#true} assume true; {22674#true} is VALID [2022-04-08 12:32:01,272 INFO L284 TraceCheckUtils]: 45: Hoare quadruple {22674#true} {22797#(and (= main_~r~0 0) (<= (* main_~y~0 main_~y~0) main_~yy~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~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; {22797#(and (= main_~r~0 0) (<= (* main_~y~0 main_~y~0) main_~yy~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~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 [2022-04-08 12:32:01,272 INFO L272 TraceCheckUtils]: 46: Hoare triple {22797#(and (= main_~r~0 0) (<= (* main_~y~0 main_~y~0) main_~yy~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~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)); {22674#true} is VALID [2022-04-08 12:32:01,272 INFO L290 TraceCheckUtils]: 47: Hoare triple {22674#true} ~cond := #in~cond; {22674#true} is VALID [2022-04-08 12:32:01,272 INFO L290 TraceCheckUtils]: 48: Hoare triple {22674#true} assume !(0 == ~cond); {22674#true} is VALID [2022-04-08 12:32:01,272 INFO L290 TraceCheckUtils]: 49: Hoare triple {22674#true} assume true; {22674#true} is VALID [2022-04-08 12:32:01,273 INFO L284 TraceCheckUtils]: 50: Hoare quadruple {22674#true} {22797#(and (= main_~r~0 0) (<= (* main_~y~0 main_~y~0) main_~yy~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~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; {22797#(and (= main_~r~0 0) (<= (* main_~y~0 main_~y~0) main_~yy~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~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 [2022-04-08 12:32:01,273 INFO L272 TraceCheckUtils]: 51: Hoare triple {22797#(and (= main_~r~0 0) (<= (* main_~y~0 main_~y~0) main_~yy~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~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)); {22674#true} is VALID [2022-04-08 12:32:01,273 INFO L290 TraceCheckUtils]: 52: Hoare triple {22674#true} ~cond := #in~cond; {22837#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} is VALID [2022-04-08 12:32:01,273 INFO L290 TraceCheckUtils]: 53: Hoare triple {22837#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} assume !(0 == ~cond); {22841#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 12:32:01,274 INFO L290 TraceCheckUtils]: 54: Hoare triple {22841#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {22841#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 12:32:01,274 INFO L284 TraceCheckUtils]: 55: Hoare quadruple {22841#(not (= |__VERIFIER_assert_#in~cond| 0))} {22797#(and (= main_~r~0 0) (<= (* main_~y~0 main_~y~0) main_~yy~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~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; {22797#(and (= main_~r~0 0) (<= (* main_~y~0 main_~y~0) main_~yy~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~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 [2022-04-08 12:32:01,275 INFO L272 TraceCheckUtils]: 56: Hoare triple {22797#(and (= main_~r~0 0) (<= (* main_~y~0 main_~y~0) main_~yy~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~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)); {22674#true} is VALID [2022-04-08 12:32:01,275 INFO L290 TraceCheckUtils]: 57: Hoare triple {22674#true} ~cond := #in~cond; {22837#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} is VALID [2022-04-08 12:32:01,275 INFO L290 TraceCheckUtils]: 58: Hoare triple {22837#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} assume !(0 == ~cond); {22841#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 12:32:01,275 INFO L290 TraceCheckUtils]: 59: Hoare triple {22841#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {22841#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 12:32:01,276 INFO L284 TraceCheckUtils]: 60: Hoare quadruple {22841#(not (= |__VERIFIER_assert_#in~cond| 0))} {22797#(and (= main_~r~0 0) (<= (* main_~y~0 main_~y~0) main_~yy~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~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; {22863#(and (= main_~r~0 0) (= (+ (* 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_~k~0 0) (= main_~s~0 1) (= main_~b~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 [2022-04-08 12:32:01,277 INFO L290 TraceCheckUtils]: 61: Hoare triple {22863#(and (= main_~r~0 0) (= (+ (* 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_~k~0 0) (= main_~s~0 1) (= main_~b~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); {22867#(and (= main_~r~0 0) (= (+ (* 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_~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_~xy~0 (* main_~y~0 main_~x~0)) (= main_~c~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 12:32:01,277 INFO L290 TraceCheckUtils]: 62: Hoare triple {22867#(and (= main_~r~0 0) (= (+ (* 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_~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_~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; {22871#(and (= main_~s~0 0) (= main_~p~0 0) (not (<= main_~a~0 main_~x~0)) (= (+ main_~a~0 (* main_~p~0 main_~xy~0) main_~yy~0) (+ main_~y~0 (* main_~a~0 main_~y~0) (* main_~p~0 main_~x~0))) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~b~0 main_~x~0) (= main_~q~0 1) (= main_~xy~0 (* main_~y~0 main_~x~0)))} is VALID [2022-04-08 12:32:01,278 INFO L290 TraceCheckUtils]: 63: Hoare triple {22871#(and (= main_~s~0 0) (= main_~p~0 0) (not (<= main_~a~0 main_~x~0)) (= (+ main_~a~0 (* main_~p~0 main_~xy~0) main_~yy~0) (+ main_~y~0 (* main_~a~0 main_~y~0) (* main_~p~0 main_~x~0))) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~b~0 main_~x~0) (= main_~q~0 1) (= main_~xy~0 (* main_~y~0 main_~x~0)))} assume !false; {22871#(and (= main_~s~0 0) (= main_~p~0 0) (not (<= main_~a~0 main_~x~0)) (= (+ main_~a~0 (* main_~p~0 main_~xy~0) main_~yy~0) (+ main_~y~0 (* main_~a~0 main_~y~0) (* main_~p~0 main_~x~0))) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~b~0 main_~x~0) (= main_~q~0 1) (= main_~xy~0 (* main_~y~0 main_~x~0)))} is VALID [2022-04-08 12:32:01,278 INFO L290 TraceCheckUtils]: 64: Hoare triple {22871#(and (= main_~s~0 0) (= main_~p~0 0) (not (<= main_~a~0 main_~x~0)) (= (+ main_~a~0 (* main_~p~0 main_~xy~0) main_~yy~0) (+ main_~y~0 (* main_~a~0 main_~y~0) (* main_~p~0 main_~x~0))) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~b~0 main_~x~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; {22878#(and (= main_~c~0 main_~a~0) (= main_~s~0 0) (= main_~p~0 0) (= main_~k~0 0) (not (<= main_~a~0 main_~x~0)) (= (+ main_~a~0 (* main_~p~0 main_~xy~0) main_~yy~0) (+ main_~y~0 (* main_~a~0 main_~y~0) (* main_~p~0 main_~x~0))) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~b~0 main_~x~0) (= main_~q~0 1) (= main_~xy~0 (* main_~y~0 main_~x~0)))} is VALID [2022-04-08 12:32:01,279 INFO L290 TraceCheckUtils]: 65: Hoare triple {22878#(and (= main_~c~0 main_~a~0) (= main_~s~0 0) (= main_~p~0 0) (= main_~k~0 0) (not (<= main_~a~0 main_~x~0)) (= (+ main_~a~0 (* main_~p~0 main_~xy~0) main_~yy~0) (+ main_~y~0 (* main_~a~0 main_~y~0) (* main_~p~0 main_~x~0))) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~b~0 main_~x~0) (= main_~q~0 1) (= main_~xy~0 (* main_~y~0 main_~x~0)))} assume !false; {22878#(and (= main_~c~0 main_~a~0) (= main_~s~0 0) (= main_~p~0 0) (= main_~k~0 0) (not (<= main_~a~0 main_~x~0)) (= (+ main_~a~0 (* main_~p~0 main_~xy~0) main_~yy~0) (+ main_~y~0 (* main_~a~0 main_~y~0) (* main_~p~0 main_~x~0))) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~b~0 main_~x~0) (= main_~q~0 1) (= main_~xy~0 (* main_~y~0 main_~x~0)))} is VALID [2022-04-08 12:32:01,279 INFO L272 TraceCheckUtils]: 66: Hoare triple {22878#(and (= main_~c~0 main_~a~0) (= main_~s~0 0) (= main_~p~0 0) (= main_~k~0 0) (not (<= main_~a~0 main_~x~0)) (= (+ main_~a~0 (* main_~p~0 main_~xy~0) main_~yy~0) (+ main_~y~0 (* main_~a~0 main_~y~0) (* main_~p~0 main_~x~0))) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~b~0 main_~x~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)); {22674#true} is VALID [2022-04-08 12:32:01,279 INFO L290 TraceCheckUtils]: 67: Hoare triple {22674#true} ~cond := #in~cond; {22674#true} is VALID [2022-04-08 12:32:01,279 INFO L290 TraceCheckUtils]: 68: Hoare triple {22674#true} assume !(0 == ~cond); {22674#true} is VALID [2022-04-08 12:32:01,279 INFO L290 TraceCheckUtils]: 69: Hoare triple {22674#true} assume true; {22674#true} is VALID [2022-04-08 12:32:01,280 INFO L284 TraceCheckUtils]: 70: Hoare quadruple {22674#true} {22878#(and (= main_~c~0 main_~a~0) (= main_~s~0 0) (= main_~p~0 0) (= main_~k~0 0) (not (<= main_~a~0 main_~x~0)) (= (+ main_~a~0 (* main_~p~0 main_~xy~0) main_~yy~0) (+ main_~y~0 (* main_~a~0 main_~y~0) (* main_~p~0 main_~x~0))) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~b~0 main_~x~0) (= main_~q~0 1) (= main_~xy~0 (* main_~y~0 main_~x~0)))} #91#return; {22878#(and (= main_~c~0 main_~a~0) (= main_~s~0 0) (= main_~p~0 0) (= main_~k~0 0) (not (<= main_~a~0 main_~x~0)) (= (+ main_~a~0 (* main_~p~0 main_~xy~0) main_~yy~0) (+ main_~y~0 (* main_~a~0 main_~y~0) (* main_~p~0 main_~x~0))) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~b~0 main_~x~0) (= main_~q~0 1) (= main_~xy~0 (* main_~y~0 main_~x~0)))} is VALID [2022-04-08 12:32:01,280 INFO L272 TraceCheckUtils]: 71: Hoare triple {22878#(and (= main_~c~0 main_~a~0) (= main_~s~0 0) (= main_~p~0 0) (= main_~k~0 0) (not (<= main_~a~0 main_~x~0)) (= (+ main_~a~0 (* main_~p~0 main_~xy~0) main_~yy~0) (+ main_~y~0 (* main_~a~0 main_~y~0) (* main_~p~0 main_~x~0))) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~b~0 main_~x~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)); {22674#true} is VALID [2022-04-08 12:32:01,280 INFO L290 TraceCheckUtils]: 72: Hoare triple {22674#true} ~cond := #in~cond; {22674#true} is VALID [2022-04-08 12:32:01,280 INFO L290 TraceCheckUtils]: 73: Hoare triple {22674#true} assume !(0 == ~cond); {22674#true} is VALID [2022-04-08 12:32:01,280 INFO L290 TraceCheckUtils]: 74: Hoare triple {22674#true} assume true; {22674#true} is VALID [2022-04-08 12:32:01,281 INFO L284 TraceCheckUtils]: 75: Hoare quadruple {22674#true} {22878#(and (= main_~c~0 main_~a~0) (= main_~s~0 0) (= main_~p~0 0) (= main_~k~0 0) (not (<= main_~a~0 main_~x~0)) (= (+ main_~a~0 (* main_~p~0 main_~xy~0) main_~yy~0) (+ main_~y~0 (* main_~a~0 main_~y~0) (* main_~p~0 main_~x~0))) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~b~0 main_~x~0) (= main_~q~0 1) (= main_~xy~0 (* main_~y~0 main_~x~0)))} #93#return; {22878#(and (= main_~c~0 main_~a~0) (= main_~s~0 0) (= main_~p~0 0) (= main_~k~0 0) (not (<= main_~a~0 main_~x~0)) (= (+ main_~a~0 (* main_~p~0 main_~xy~0) main_~yy~0) (+ main_~y~0 (* main_~a~0 main_~y~0) (* main_~p~0 main_~x~0))) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~b~0 main_~x~0) (= main_~q~0 1) (= main_~xy~0 (* main_~y~0 main_~x~0)))} is VALID [2022-04-08 12:32:01,281 INFO L272 TraceCheckUtils]: 76: Hoare triple {22878#(and (= main_~c~0 main_~a~0) (= main_~s~0 0) (= main_~p~0 0) (= main_~k~0 0) (not (<= main_~a~0 main_~x~0)) (= (+ main_~a~0 (* main_~p~0 main_~xy~0) main_~yy~0) (+ main_~y~0 (* main_~a~0 main_~y~0) (* main_~p~0 main_~x~0))) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~b~0 main_~x~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)); {22674#true} is VALID [2022-04-08 12:32:01,281 INFO L290 TraceCheckUtils]: 77: Hoare triple {22674#true} ~cond := #in~cond; {22674#true} is VALID [2022-04-08 12:32:01,281 INFO L290 TraceCheckUtils]: 78: Hoare triple {22674#true} assume !(0 == ~cond); {22674#true} is VALID [2022-04-08 12:32:01,281 INFO L290 TraceCheckUtils]: 79: Hoare triple {22674#true} assume true; {22674#true} is VALID [2022-04-08 12:32:01,282 INFO L284 TraceCheckUtils]: 80: Hoare quadruple {22674#true} {22878#(and (= main_~c~0 main_~a~0) (= main_~s~0 0) (= main_~p~0 0) (= main_~k~0 0) (not (<= main_~a~0 main_~x~0)) (= (+ main_~a~0 (* main_~p~0 main_~xy~0) main_~yy~0) (+ main_~y~0 (* main_~a~0 main_~y~0) (* main_~p~0 main_~x~0))) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~b~0 main_~x~0) (= main_~q~0 1) (= main_~xy~0 (* main_~y~0 main_~x~0)))} #95#return; {22878#(and (= main_~c~0 main_~a~0) (= main_~s~0 0) (= main_~p~0 0) (= main_~k~0 0) (not (<= main_~a~0 main_~x~0)) (= (+ main_~a~0 (* main_~p~0 main_~xy~0) main_~yy~0) (+ main_~y~0 (* main_~a~0 main_~y~0) (* main_~p~0 main_~x~0))) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~b~0 main_~x~0) (= main_~q~0 1) (= main_~xy~0 (* main_~y~0 main_~x~0)))} is VALID [2022-04-08 12:32:01,282 INFO L272 TraceCheckUtils]: 81: Hoare triple {22878#(and (= main_~c~0 main_~a~0) (= main_~s~0 0) (= main_~p~0 0) (= main_~k~0 0) (not (<= main_~a~0 main_~x~0)) (= (+ main_~a~0 (* main_~p~0 main_~xy~0) main_~yy~0) (+ main_~y~0 (* main_~a~0 main_~y~0) (* main_~p~0 main_~x~0))) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~b~0 main_~x~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)); {22674#true} is VALID [2022-04-08 12:32:01,282 INFO L290 TraceCheckUtils]: 82: Hoare triple {22674#true} ~cond := #in~cond; {22674#true} is VALID [2022-04-08 12:32:01,282 INFO L290 TraceCheckUtils]: 83: Hoare triple {22674#true} assume !(0 == ~cond); {22674#true} is VALID [2022-04-08 12:32:01,282 INFO L290 TraceCheckUtils]: 84: Hoare triple {22674#true} assume true; {22674#true} is VALID [2022-04-08 12:32:01,283 INFO L284 TraceCheckUtils]: 85: Hoare quadruple {22674#true} {22878#(and (= main_~c~0 main_~a~0) (= main_~s~0 0) (= main_~p~0 0) (= main_~k~0 0) (not (<= main_~a~0 main_~x~0)) (= (+ main_~a~0 (* main_~p~0 main_~xy~0) main_~yy~0) (+ main_~y~0 (* main_~a~0 main_~y~0) (* main_~p~0 main_~x~0))) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~b~0 main_~x~0) (= main_~q~0 1) (= main_~xy~0 (* main_~y~0 main_~x~0)))} #97#return; {22878#(and (= main_~c~0 main_~a~0) (= main_~s~0 0) (= main_~p~0 0) (= main_~k~0 0) (not (<= main_~a~0 main_~x~0)) (= (+ main_~a~0 (* main_~p~0 main_~xy~0) main_~yy~0) (+ main_~y~0 (* main_~a~0 main_~y~0) (* main_~p~0 main_~x~0))) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~b~0 main_~x~0) (= main_~q~0 1) (= main_~xy~0 (* main_~y~0 main_~x~0)))} is VALID [2022-04-08 12:32:01,285 INFO L290 TraceCheckUtils]: 86: Hoare triple {22878#(and (= main_~c~0 main_~a~0) (= main_~s~0 0) (= main_~p~0 0) (= main_~k~0 0) (not (<= main_~a~0 main_~x~0)) (= (+ main_~a~0 (* main_~p~0 main_~xy~0) main_~yy~0) (+ main_~y~0 (* main_~a~0 main_~y~0) (* main_~p~0 main_~x~0))) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~b~0 main_~x~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; {22945#(and (= main_~s~0 0) (= main_~p~0 0) (= (+ main_~a~0 (* (- 1) main_~b~0)) main_~c~0) (not (<= main_~a~0 main_~x~0)) (= (+ main_~a~0 (* main_~p~0 main_~xy~0) main_~yy~0) (+ main_~y~0 (* main_~a~0 main_~y~0) (* main_~p~0 main_~x~0))) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~b~0 main_~x~0) (= main_~k~0 1) (= main_~q~0 1) (= main_~xy~0 (* main_~y~0 main_~x~0)))} is VALID [2022-04-08 12:32:01,285 INFO L290 TraceCheckUtils]: 87: Hoare triple {22945#(and (= main_~s~0 0) (= main_~p~0 0) (= (+ main_~a~0 (* (- 1) main_~b~0)) main_~c~0) (not (<= main_~a~0 main_~x~0)) (= (+ main_~a~0 (* main_~p~0 main_~xy~0) main_~yy~0) (+ main_~y~0 (* main_~a~0 main_~y~0) (* main_~p~0 main_~x~0))) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~b~0 main_~x~0) (= main_~k~0 1) (= main_~q~0 1) (= main_~xy~0 (* main_~y~0 main_~x~0)))} assume !false; {22945#(and (= main_~s~0 0) (= main_~p~0 0) (= (+ main_~a~0 (* (- 1) main_~b~0)) main_~c~0) (not (<= main_~a~0 main_~x~0)) (= (+ main_~a~0 (* main_~p~0 main_~xy~0) main_~yy~0) (+ main_~y~0 (* main_~a~0 main_~y~0) (* main_~p~0 main_~x~0))) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~b~0 main_~x~0) (= main_~k~0 1) (= main_~q~0 1) (= main_~xy~0 (* main_~y~0 main_~x~0)))} is VALID [2022-04-08 12:32:01,286 INFO L272 TraceCheckUtils]: 88: Hoare triple {22945#(and (= main_~s~0 0) (= main_~p~0 0) (= (+ main_~a~0 (* (- 1) main_~b~0)) main_~c~0) (not (<= main_~a~0 main_~x~0)) (= (+ main_~a~0 (* main_~p~0 main_~xy~0) main_~yy~0) (+ main_~y~0 (* main_~a~0 main_~y~0) (* main_~p~0 main_~x~0))) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~b~0 main_~x~0) (= main_~k~0 1) (= 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)); {22674#true} is VALID [2022-04-08 12:32:01,286 INFO L290 TraceCheckUtils]: 89: Hoare triple {22674#true} ~cond := #in~cond; {22837#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} is VALID [2022-04-08 12:32:01,286 INFO L290 TraceCheckUtils]: 90: Hoare triple {22837#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} assume !(0 == ~cond); {22841#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 12:32:01,286 INFO L290 TraceCheckUtils]: 91: Hoare triple {22841#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {22841#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 12:32:01,287 INFO L284 TraceCheckUtils]: 92: Hoare quadruple {22841#(not (= |__VERIFIER_assert_#in~cond| 0))} {22945#(and (= main_~s~0 0) (= main_~p~0 0) (= (+ main_~a~0 (* (- 1) main_~b~0)) main_~c~0) (not (<= main_~a~0 main_~x~0)) (= (+ main_~a~0 (* main_~p~0 main_~xy~0) main_~yy~0) (+ main_~y~0 (* main_~a~0 main_~y~0) (* main_~p~0 main_~x~0))) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~b~0 main_~x~0) (= main_~k~0 1) (= main_~q~0 1) (= main_~xy~0 (* main_~y~0 main_~x~0)))} #91#return; {22945#(and (= main_~s~0 0) (= main_~p~0 0) (= (+ main_~a~0 (* (- 1) main_~b~0)) main_~c~0) (not (<= main_~a~0 main_~x~0)) (= (+ main_~a~0 (* main_~p~0 main_~xy~0) main_~yy~0) (+ main_~y~0 (* main_~a~0 main_~y~0) (* main_~p~0 main_~x~0))) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~b~0 main_~x~0) (= main_~k~0 1) (= main_~q~0 1) (= main_~xy~0 (* main_~y~0 main_~x~0)))} is VALID [2022-04-08 12:32:01,287 INFO L272 TraceCheckUtils]: 93: Hoare triple {22945#(and (= main_~s~0 0) (= main_~p~0 0) (= (+ main_~a~0 (* (- 1) main_~b~0)) main_~c~0) (not (<= main_~a~0 main_~x~0)) (= (+ main_~a~0 (* main_~p~0 main_~xy~0) main_~yy~0) (+ main_~y~0 (* main_~a~0 main_~y~0) (* main_~p~0 main_~x~0))) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~b~0 main_~x~0) (= main_~k~0 1) (= 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)); {22674#true} is VALID [2022-04-08 12:32:01,287 INFO L290 TraceCheckUtils]: 94: Hoare triple {22674#true} ~cond := #in~cond; {22837#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} is VALID [2022-04-08 12:32:01,288 INFO L290 TraceCheckUtils]: 95: Hoare triple {22837#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} assume !(0 == ~cond); {22841#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 12:32:01,288 INFO L290 TraceCheckUtils]: 96: Hoare triple {22841#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {22841#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 12:32:01,291 INFO L284 TraceCheckUtils]: 97: Hoare quadruple {22841#(not (= |__VERIFIER_assert_#in~cond| 0))} {22945#(and (= main_~s~0 0) (= main_~p~0 0) (= (+ main_~a~0 (* (- 1) main_~b~0)) main_~c~0) (not (<= main_~a~0 main_~x~0)) (= (+ main_~a~0 (* main_~p~0 main_~xy~0) main_~yy~0) (+ main_~y~0 (* main_~a~0 main_~y~0) (* main_~p~0 main_~x~0))) (= main_~r~0 1) (= main_~a~0 main_~y~0) (= main_~b~0 main_~x~0) (= main_~k~0 1) (= main_~q~0 1) (= main_~xy~0 (* main_~y~0 main_~x~0)))} #93#return; {22979#(and (= main_~s~0 0) (= main_~p~0 0) (= (+ main_~c~0 main_~b~0 (* main_~p~0 main_~xy~0) main_~yy~0) (+ (* main_~b~0 main_~y~0) main_~y~0 (* main_~p~0 main_~x~0) (* main_~c~0 main_~y~0))) (< main_~x~0 (+ main_~c~0 main_~b~0)) (= main_~r~0 1) (= main_~b~0 main_~x~0) (= main_~k~0 1) (= main_~q~0 1) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~y~0 (+ main_~c~0 main_~b~0)))} is VALID [2022-04-08 12:32:01,291 INFO L272 TraceCheckUtils]: 98: Hoare triple {22979#(and (= main_~s~0 0) (= main_~p~0 0) (= (+ main_~c~0 main_~b~0 (* main_~p~0 main_~xy~0) main_~yy~0) (+ (* main_~b~0 main_~y~0) main_~y~0 (* main_~p~0 main_~x~0) (* main_~c~0 main_~y~0))) (< main_~x~0 (+ main_~c~0 main_~b~0)) (= main_~r~0 1) (= main_~b~0 main_~x~0) (= main_~k~0 1) (= main_~q~0 1) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~y~0 (+ main_~c~0 main_~b~0)))} call __VERIFIER_assert((if ~b~0 == ~x~0 * ~q~0 + ~y~0 * ~s~0 then 1 else 0)); {22674#true} is VALID [2022-04-08 12:32:01,291 INFO L290 TraceCheckUtils]: 99: Hoare triple {22674#true} ~cond := #in~cond; {22674#true} is VALID [2022-04-08 12:32:01,291 INFO L290 TraceCheckUtils]: 100: Hoare triple {22674#true} assume !(0 == ~cond); {22674#true} is VALID [2022-04-08 12:32:01,292 INFO L290 TraceCheckUtils]: 101: Hoare triple {22674#true} assume true; {22674#true} is VALID [2022-04-08 12:32:01,292 INFO L284 TraceCheckUtils]: 102: Hoare quadruple {22674#true} {22979#(and (= main_~s~0 0) (= main_~p~0 0) (= (+ main_~c~0 main_~b~0 (* main_~p~0 main_~xy~0) main_~yy~0) (+ (* main_~b~0 main_~y~0) main_~y~0 (* main_~p~0 main_~x~0) (* main_~c~0 main_~y~0))) (< main_~x~0 (+ main_~c~0 main_~b~0)) (= main_~r~0 1) (= main_~b~0 main_~x~0) (= main_~k~0 1) (= main_~q~0 1) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~y~0 (+ main_~c~0 main_~b~0)))} #95#return; {22979#(and (= main_~s~0 0) (= main_~p~0 0) (= (+ main_~c~0 main_~b~0 (* main_~p~0 main_~xy~0) main_~yy~0) (+ (* main_~b~0 main_~y~0) main_~y~0 (* main_~p~0 main_~x~0) (* main_~c~0 main_~y~0))) (< main_~x~0 (+ main_~c~0 main_~b~0)) (= main_~r~0 1) (= main_~b~0 main_~x~0) (= main_~k~0 1) (= main_~q~0 1) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~y~0 (+ main_~c~0 main_~b~0)))} is VALID [2022-04-08 12:32:01,292 INFO L272 TraceCheckUtils]: 103: Hoare triple {22979#(and (= main_~s~0 0) (= main_~p~0 0) (= (+ main_~c~0 main_~b~0 (* main_~p~0 main_~xy~0) main_~yy~0) (+ (* main_~b~0 main_~y~0) main_~y~0 (* main_~p~0 main_~x~0) (* main_~c~0 main_~y~0))) (< main_~x~0 (+ main_~c~0 main_~b~0)) (= main_~r~0 1) (= main_~b~0 main_~x~0) (= main_~k~0 1) (= main_~q~0 1) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~y~0 (+ main_~c~0 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)); {22674#true} is VALID [2022-04-08 12:32:01,292 INFO L290 TraceCheckUtils]: 104: Hoare triple {22674#true} ~cond := #in~cond; {22674#true} is VALID [2022-04-08 12:32:01,292 INFO L290 TraceCheckUtils]: 105: Hoare triple {22674#true} assume !(0 == ~cond); {22674#true} is VALID [2022-04-08 12:32:01,293 INFO L290 TraceCheckUtils]: 106: Hoare triple {22674#true} assume true; {22674#true} is VALID [2022-04-08 12:32:01,293 INFO L284 TraceCheckUtils]: 107: Hoare quadruple {22674#true} {22979#(and (= main_~s~0 0) (= main_~p~0 0) (= (+ main_~c~0 main_~b~0 (* main_~p~0 main_~xy~0) main_~yy~0) (+ (* main_~b~0 main_~y~0) main_~y~0 (* main_~p~0 main_~x~0) (* main_~c~0 main_~y~0))) (< main_~x~0 (+ main_~c~0 main_~b~0)) (= main_~r~0 1) (= main_~b~0 main_~x~0) (= main_~k~0 1) (= main_~q~0 1) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~y~0 (+ main_~c~0 main_~b~0)))} #97#return; {22979#(and (= main_~s~0 0) (= main_~p~0 0) (= (+ main_~c~0 main_~b~0 (* main_~p~0 main_~xy~0) main_~yy~0) (+ (* main_~b~0 main_~y~0) main_~y~0 (* main_~p~0 main_~x~0) (* main_~c~0 main_~y~0))) (< main_~x~0 (+ main_~c~0 main_~b~0)) (= main_~r~0 1) (= main_~b~0 main_~x~0) (= main_~k~0 1) (= main_~q~0 1) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~y~0 (+ main_~c~0 main_~b~0)))} is VALID [2022-04-08 12:32:01,294 INFO L290 TraceCheckUtils]: 108: Hoare triple {22979#(and (= main_~s~0 0) (= main_~p~0 0) (= (+ main_~c~0 main_~b~0 (* main_~p~0 main_~xy~0) main_~yy~0) (+ (* main_~b~0 main_~y~0) main_~y~0 (* main_~p~0 main_~x~0) (* main_~c~0 main_~y~0))) (< main_~x~0 (+ main_~c~0 main_~b~0)) (= main_~r~0 1) (= main_~b~0 main_~x~0) (= main_~k~0 1) (= main_~q~0 1) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= main_~y~0 (+ main_~c~0 main_~b~0)))} assume !(~c~0 >= ~b~0); {23013#(and (= (+ main_~c~0 main_~x~0) main_~y~0) (< 0 main_~c~0) (= main_~s~0 0) (not (<= main_~x~0 main_~c~0)) (= main_~p~0 0) (= main_~r~0 1) (= main_~k~0 1) (= main_~q~0 1) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= (+ main_~c~0 main_~x~0 (* main_~p~0 main_~xy~0) main_~yy~0) (+ main_~y~0 (* main_~p~0 main_~x~0) (* main_~y~0 main_~x~0) (* main_~c~0 main_~y~0))))} is VALID [2022-04-08 12:32:01,296 INFO L290 TraceCheckUtils]: 109: Hoare triple {23013#(and (= (+ main_~c~0 main_~x~0) main_~y~0) (< 0 main_~c~0) (= main_~s~0 0) (not (<= main_~x~0 main_~c~0)) (= main_~p~0 0) (= main_~r~0 1) (= main_~k~0 1) (= main_~q~0 1) (= main_~xy~0 (* main_~y~0 main_~x~0)) (= (+ main_~c~0 main_~x~0 (* main_~p~0 main_~xy~0) main_~yy~0) (+ main_~y~0 (* main_~p~0 main_~x~0) (* main_~y~0 main_~x~0) (* main_~c~0 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; {23017#(and (= (+ (* main_~y~0 (+ main_~y~0 (* (- 1) main_~x~0))) main_~y~0 (* main_~y~0 main_~x~0)) (+ main_~y~0 main_~yy~0)) (= main_~s~0 1) (< main_~x~0 main_~y~0) (not (<= (* main_~x~0 2) main_~y~0)) (= main_~b~0 (+ main_~y~0 (* (- 1) main_~x~0))) (= (* (- 1) main_~q~0) 1) (= main_~xy~0 (* main_~y~0 main_~x~0)))} is VALID [2022-04-08 12:32:01,296 INFO L290 TraceCheckUtils]: 110: Hoare triple {23017#(and (= (+ (* main_~y~0 (+ main_~y~0 (* (- 1) main_~x~0))) main_~y~0 (* main_~y~0 main_~x~0)) (+ main_~y~0 main_~yy~0)) (= main_~s~0 1) (< main_~x~0 main_~y~0) (not (<= (* main_~x~0 2) main_~y~0)) (= main_~b~0 (+ main_~y~0 (* (- 1) main_~x~0))) (= (* (- 1) main_~q~0) 1) (= main_~xy~0 (* main_~y~0 main_~x~0)))} assume !false; {23017#(and (= (+ (* main_~y~0 (+ main_~y~0 (* (- 1) main_~x~0))) main_~y~0 (* main_~y~0 main_~x~0)) (+ main_~y~0 main_~yy~0)) (= main_~s~0 1) (< main_~x~0 main_~y~0) (not (<= (* main_~x~0 2) main_~y~0)) (= main_~b~0 (+ main_~y~0 (* (- 1) main_~x~0))) (= (* (- 1) main_~q~0) 1) (= main_~xy~0 (* main_~y~0 main_~x~0)))} is VALID [2022-04-08 12:32:01,297 INFO L290 TraceCheckUtils]: 111: Hoare triple {23017#(and (= (+ (* main_~y~0 (+ main_~y~0 (* (- 1) main_~x~0))) main_~y~0 (* main_~y~0 main_~x~0)) (+ main_~y~0 main_~yy~0)) (= main_~s~0 1) (< main_~x~0 main_~y~0) (not (<= (* main_~x~0 2) main_~y~0)) (= main_~b~0 (+ main_~y~0 (* (- 1) main_~x~0))) (= (* (- 1) main_~q~0) 1) (= main_~xy~0 (* main_~y~0 main_~x~0)))} assume !!(0 != ~b~0);~c~0 := ~a~0;~k~0 := 0; {23017#(and (= (+ (* main_~y~0 (+ main_~y~0 (* (- 1) main_~x~0))) main_~y~0 (* main_~y~0 main_~x~0)) (+ main_~y~0 main_~yy~0)) (= main_~s~0 1) (< main_~x~0 main_~y~0) (not (<= (* main_~x~0 2) main_~y~0)) (= main_~b~0 (+ main_~y~0 (* (- 1) main_~x~0))) (= (* (- 1) main_~q~0) 1) (= main_~xy~0 (* main_~y~0 main_~x~0)))} is VALID [2022-04-08 12:32:01,297 INFO L290 TraceCheckUtils]: 112: Hoare triple {23017#(and (= (+ (* main_~y~0 (+ main_~y~0 (* (- 1) main_~x~0))) main_~y~0 (* main_~y~0 main_~x~0)) (+ main_~y~0 main_~yy~0)) (= main_~s~0 1) (< main_~x~0 main_~y~0) (not (<= (* main_~x~0 2) main_~y~0)) (= main_~b~0 (+ main_~y~0 (* (- 1) main_~x~0))) (= (* (- 1) main_~q~0) 1) (= main_~xy~0 (* main_~y~0 main_~x~0)))} assume !false; {23017#(and (= (+ (* main_~y~0 (+ main_~y~0 (* (- 1) main_~x~0))) main_~y~0 (* main_~y~0 main_~x~0)) (+ main_~y~0 main_~yy~0)) (= main_~s~0 1) (< main_~x~0 main_~y~0) (not (<= (* main_~x~0 2) main_~y~0)) (= main_~b~0 (+ main_~y~0 (* (- 1) main_~x~0))) (= (* (- 1) main_~q~0) 1) (= main_~xy~0 (* main_~y~0 main_~x~0)))} is VALID [2022-04-08 12:32:01,297 INFO L272 TraceCheckUtils]: 113: Hoare triple {23017#(and (= (+ (* main_~y~0 (+ main_~y~0 (* (- 1) main_~x~0))) main_~y~0 (* main_~y~0 main_~x~0)) (+ main_~y~0 main_~yy~0)) (= main_~s~0 1) (< main_~x~0 main_~y~0) (not (<= (* main_~x~0 2) main_~y~0)) (= main_~b~0 (+ main_~y~0 (* (- 1) main_~x~0))) (= (* (- 1) 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)); {22674#true} is VALID [2022-04-08 12:32:01,297 INFO L290 TraceCheckUtils]: 114: Hoare triple {22674#true} ~cond := #in~cond; {22674#true} is VALID [2022-04-08 12:32:01,297 INFO L290 TraceCheckUtils]: 115: Hoare triple {22674#true} assume !(0 == ~cond); {22674#true} is VALID [2022-04-08 12:32:01,297 INFO L290 TraceCheckUtils]: 116: Hoare triple {22674#true} assume true; {22674#true} is VALID [2022-04-08 12:32:01,298 INFO L284 TraceCheckUtils]: 117: Hoare quadruple {22674#true} {23017#(and (= (+ (* main_~y~0 (+ main_~y~0 (* (- 1) main_~x~0))) main_~y~0 (* main_~y~0 main_~x~0)) (+ main_~y~0 main_~yy~0)) (= main_~s~0 1) (< main_~x~0 main_~y~0) (not (<= (* main_~x~0 2) main_~y~0)) (= main_~b~0 (+ main_~y~0 (* (- 1) main_~x~0))) (= (* (- 1) main_~q~0) 1) (= main_~xy~0 (* main_~y~0 main_~x~0)))} #91#return; {23017#(and (= (+ (* main_~y~0 (+ main_~y~0 (* (- 1) main_~x~0))) main_~y~0 (* main_~y~0 main_~x~0)) (+ main_~y~0 main_~yy~0)) (= main_~s~0 1) (< main_~x~0 main_~y~0) (not (<= (* main_~x~0 2) main_~y~0)) (= main_~b~0 (+ main_~y~0 (* (- 1) main_~x~0))) (= (* (- 1) main_~q~0) 1) (= main_~xy~0 (* main_~y~0 main_~x~0)))} is VALID [2022-04-08 12:32:01,298 INFO L272 TraceCheckUtils]: 118: Hoare triple {23017#(and (= (+ (* main_~y~0 (+ main_~y~0 (* (- 1) main_~x~0))) main_~y~0 (* main_~y~0 main_~x~0)) (+ main_~y~0 main_~yy~0)) (= main_~s~0 1) (< main_~x~0 main_~y~0) (not (<= (* main_~x~0 2) main_~y~0)) (= main_~b~0 (+ main_~y~0 (* (- 1) main_~x~0))) (= (* (- 1) 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)); {22674#true} is VALID [2022-04-08 12:32:01,298 INFO L290 TraceCheckUtils]: 119: Hoare triple {22674#true} ~cond := #in~cond; {22674#true} is VALID [2022-04-08 12:32:01,298 INFO L290 TraceCheckUtils]: 120: Hoare triple {22674#true} assume !(0 == ~cond); {22674#true} is VALID [2022-04-08 12:32:01,298 INFO L290 TraceCheckUtils]: 121: Hoare triple {22674#true} assume true; {22674#true} is VALID [2022-04-08 12:32:01,299 INFO L284 TraceCheckUtils]: 122: Hoare quadruple {22674#true} {23017#(and (= (+ (* main_~y~0 (+ main_~y~0 (* (- 1) main_~x~0))) main_~y~0 (* main_~y~0 main_~x~0)) (+ main_~y~0 main_~yy~0)) (= main_~s~0 1) (< main_~x~0 main_~y~0) (not (<= (* main_~x~0 2) main_~y~0)) (= main_~b~0 (+ main_~y~0 (* (- 1) main_~x~0))) (= (* (- 1) main_~q~0) 1) (= main_~xy~0 (* main_~y~0 main_~x~0)))} #93#return; {23017#(and (= (+ (* main_~y~0 (+ main_~y~0 (* (- 1) main_~x~0))) main_~y~0 (* main_~y~0 main_~x~0)) (+ main_~y~0 main_~yy~0)) (= main_~s~0 1) (< main_~x~0 main_~y~0) (not (<= (* main_~x~0 2) main_~y~0)) (= main_~b~0 (+ main_~y~0 (* (- 1) main_~x~0))) (= (* (- 1) main_~q~0) 1) (= main_~xy~0 (* main_~y~0 main_~x~0)))} is VALID [2022-04-08 12:32:01,299 INFO L272 TraceCheckUtils]: 123: Hoare triple {23017#(and (= (+ (* main_~y~0 (+ main_~y~0 (* (- 1) main_~x~0))) main_~y~0 (* main_~y~0 main_~x~0)) (+ main_~y~0 main_~yy~0)) (= main_~s~0 1) (< main_~x~0 main_~y~0) (not (<= (* main_~x~0 2) main_~y~0)) (= main_~b~0 (+ main_~y~0 (* (- 1) main_~x~0))) (= (* (- 1) 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)); {22674#true} is VALID [2022-04-08 12:32:01,299 INFO L290 TraceCheckUtils]: 124: Hoare triple {22674#true} ~cond := #in~cond; {22837#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} is VALID [2022-04-08 12:32:01,300 INFO L290 TraceCheckUtils]: 125: Hoare triple {22837#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} assume !(0 == ~cond); {22841#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 12:32:01,300 INFO L290 TraceCheckUtils]: 126: Hoare triple {22841#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {22841#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 12:32:01,300 INFO L284 TraceCheckUtils]: 127: Hoare quadruple {22841#(not (= |__VERIFIER_assert_#in~cond| 0))} {23017#(and (= (+ (* main_~y~0 (+ main_~y~0 (* (- 1) main_~x~0))) main_~y~0 (* main_~y~0 main_~x~0)) (+ main_~y~0 main_~yy~0)) (= main_~s~0 1) (< main_~x~0 main_~y~0) (not (<= (* main_~x~0 2) main_~y~0)) (= main_~b~0 (+ main_~y~0 (* (- 1) main_~x~0))) (= (* (- 1) main_~q~0) 1) (= main_~xy~0 (* main_~y~0 main_~x~0)))} #95#return; {23017#(and (= (+ (* main_~y~0 (+ main_~y~0 (* (- 1) main_~x~0))) main_~y~0 (* main_~y~0 main_~x~0)) (+ main_~y~0 main_~yy~0)) (= main_~s~0 1) (< main_~x~0 main_~y~0) (not (<= (* main_~x~0 2) main_~y~0)) (= main_~b~0 (+ main_~y~0 (* (- 1) main_~x~0))) (= (* (- 1) main_~q~0) 1) (= main_~xy~0 (* main_~y~0 main_~x~0)))} is VALID [2022-04-08 12:32:01,302 INFO L272 TraceCheckUtils]: 128: Hoare triple {23017#(and (= (+ (* main_~y~0 (+ main_~y~0 (* (- 1) main_~x~0))) main_~y~0 (* main_~y~0 main_~x~0)) (+ main_~y~0 main_~yy~0)) (= main_~s~0 1) (< main_~x~0 main_~y~0) (not (<= (* main_~x~0 2) main_~y~0)) (= main_~b~0 (+ main_~y~0 (* (- 1) main_~x~0))) (= (* (- 1) 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)); {23075#(<= 1 |__VERIFIER_assert_#in~cond|)} is VALID [2022-04-08 12:32:01,302 INFO L290 TraceCheckUtils]: 129: Hoare triple {23075#(<= 1 |__VERIFIER_assert_#in~cond|)} ~cond := #in~cond; {23079#(<= 1 __VERIFIER_assert_~cond)} is VALID [2022-04-08 12:32:01,303 INFO L290 TraceCheckUtils]: 130: Hoare triple {23079#(<= 1 __VERIFIER_assert_~cond)} assume 0 == ~cond; {22675#false} is VALID [2022-04-08 12:32:01,303 INFO L290 TraceCheckUtils]: 131: Hoare triple {22675#false} assume !false; {22675#false} is VALID [2022-04-08 12:32:01,303 INFO L134 CoverageAnalysis]: Checked inductivity of 550 backedges. 103 proven. 117 refuted. 0 times theorem prover too weak. 330 trivial. 0 not checked. [2022-04-08 12:32:01,304 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-08 12:33:45,551 WARN L232 SmtUtils]: Spent 8.51s on a formula simplification that was a NOOP. DAG size: 52 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-04-08 12:34:04,033 INFO L290 TraceCheckUtils]: 131: Hoare triple {22675#false} assume !false; {22675#false} is VALID [2022-04-08 12:34:04,034 INFO L290 TraceCheckUtils]: 130: Hoare triple {23079#(<= 1 __VERIFIER_assert_~cond)} assume 0 == ~cond; {22675#false} is VALID [2022-04-08 12:34:04,034 INFO L290 TraceCheckUtils]: 129: Hoare triple {23075#(<= 1 |__VERIFIER_assert_#in~cond|)} ~cond := #in~cond; {23079#(<= 1 __VERIFIER_assert_~cond)} is VALID [2022-04-08 12:34:04,035 INFO L272 TraceCheckUtils]: 128: Hoare triple {23095#(= (+ (* 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)); {23075#(<= 1 |__VERIFIER_assert_#in~cond|)} is VALID [2022-04-08 12:34:04,035 INFO L284 TraceCheckUtils]: 127: Hoare quadruple {22841#(not (= |__VERIFIER_assert_#in~cond| 0))} {23099#(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; {23095#(= (+ (* 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 [2022-04-08 12:34:04,036 INFO L290 TraceCheckUtils]: 126: Hoare triple {22841#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {22841#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 12:34:04,036 INFO L290 TraceCheckUtils]: 125: Hoare triple {23109#(or (not (= |__VERIFIER_assert_#in~cond| 0)) (= __VERIFIER_assert_~cond 0))} assume !(0 == ~cond); {22841#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 12:34:04,036 INFO L290 TraceCheckUtils]: 124: Hoare triple {22674#true} ~cond := #in~cond; {23109#(or (not (= |__VERIFIER_assert_#in~cond| 0)) (= __VERIFIER_assert_~cond 0))} is VALID [2022-04-08 12:34:04,036 INFO L272 TraceCheckUtils]: 123: Hoare triple {23099#(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)); {22674#true} is VALID [2022-04-08 12:34:04,037 INFO L284 TraceCheckUtils]: 122: Hoare quadruple {22674#true} {23099#(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; {23099#(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 [2022-04-08 12:34:04,037 INFO L290 TraceCheckUtils]: 121: Hoare triple {22674#true} assume true; {22674#true} is VALID [2022-04-08 12:34:04,037 INFO L290 TraceCheckUtils]: 120: Hoare triple {22674#true} assume !(0 == ~cond); {22674#true} is VALID [2022-04-08 12:34:04,037 INFO L290 TraceCheckUtils]: 119: Hoare triple {22674#true} ~cond := #in~cond; {22674#true} is VALID [2022-04-08 12:34:04,037 INFO L272 TraceCheckUtils]: 118: Hoare triple {23099#(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)); {22674#true} is VALID [2022-04-08 12:34:04,038 INFO L284 TraceCheckUtils]: 117: Hoare quadruple {22674#true} {23099#(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; {23099#(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 [2022-04-08 12:34:04,038 INFO L290 TraceCheckUtils]: 116: Hoare triple {22674#true} assume true; {22674#true} is VALID [2022-04-08 12:34:04,038 INFO L290 TraceCheckUtils]: 115: Hoare triple {22674#true} assume !(0 == ~cond); {22674#true} is VALID [2022-04-08 12:34:04,038 INFO L290 TraceCheckUtils]: 114: Hoare triple {22674#true} ~cond := #in~cond; {22674#true} is VALID [2022-04-08 12:34:04,038 INFO L272 TraceCheckUtils]: 113: Hoare triple {23099#(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)); {22674#true} is VALID [2022-04-08 12:34:04,038 INFO L290 TraceCheckUtils]: 112: Hoare triple {23099#(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; {23099#(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 [2022-04-08 12:34:04,039 INFO L290 TraceCheckUtils]: 111: Hoare triple {23099#(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; {23099#(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 [2022-04-08 12:34:04,039 INFO L290 TraceCheckUtils]: 110: Hoare triple {23099#(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; {23099#(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 [2022-04-08 12:34:06,041 WARN L290 TraceCheckUtils]: 109: Hoare triple {23155#(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; {23099#(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 [2022-04-08 12:34:06,042 INFO L290 TraceCheckUtils]: 108: Hoare triple {23159#(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); {23155#(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 [2022-04-08 12:34:06,042 INFO L284 TraceCheckUtils]: 107: Hoare quadruple {22674#true} {23159#(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)))} #97#return; {23159#(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 [2022-04-08 12:34:06,042 INFO L290 TraceCheckUtils]: 106: Hoare triple {22674#true} assume true; {22674#true} is VALID [2022-04-08 12:34:06,042 INFO L290 TraceCheckUtils]: 105: Hoare triple {22674#true} assume !(0 == ~cond); {22674#true} is VALID [2022-04-08 12:34:06,042 INFO L290 TraceCheckUtils]: 104: Hoare triple {22674#true} ~cond := #in~cond; {22674#true} is VALID [2022-04-08 12:34:06,043 INFO L272 TraceCheckUtils]: 103: Hoare triple {23159#(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)))} 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)); {22674#true} is VALID [2022-04-08 12:34:06,043 INFO L284 TraceCheckUtils]: 102: Hoare quadruple {22674#true} {23159#(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)))} #95#return; {23159#(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 [2022-04-08 12:34:06,043 INFO L290 TraceCheckUtils]: 101: Hoare triple {22674#true} assume true; {22674#true} is VALID [2022-04-08 12:34:06,043 INFO L290 TraceCheckUtils]: 100: Hoare triple {22674#true} assume !(0 == ~cond); {22674#true} is VALID [2022-04-08 12:34:06,043 INFO L290 TraceCheckUtils]: 99: Hoare triple {22674#true} ~cond := #in~cond; {22674#true} is VALID [2022-04-08 12:34:06,044 INFO L272 TraceCheckUtils]: 98: Hoare triple {23159#(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)))} call __VERIFIER_assert((if ~b~0 == ~x~0 * ~q~0 + ~y~0 * ~s~0 then 1 else 0)); {22674#true} is VALID [2022-04-08 12:34:06,044 INFO L284 TraceCheckUtils]: 97: Hoare quadruple {22841#(not (= |__VERIFIER_assert_#in~cond| 0))} {23193#(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_~a~0 (+ (* main_~y~0 main_~r~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_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~x~0)) main_~c~0)))} #93#return; {23159#(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 [2022-04-08 12:34:06,045 INFO L290 TraceCheckUtils]: 96: Hoare triple {22841#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {22841#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 12:34:06,045 INFO L290 TraceCheckUtils]: 95: Hoare triple {23109#(or (not (= |__VERIFIER_assert_#in~cond| 0)) (= __VERIFIER_assert_~cond 0))} assume !(0 == ~cond); {22841#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 12:34:06,045 INFO L290 TraceCheckUtils]: 94: Hoare triple {22674#true} ~cond := #in~cond; {23109#(or (not (= |__VERIFIER_assert_#in~cond| 0)) (= __VERIFIER_assert_~cond 0))} is VALID [2022-04-08 12:34:06,045 INFO L272 TraceCheckUtils]: 93: Hoare triple {23193#(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_~a~0 (+ (* main_~y~0 main_~r~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_~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)); {22674#true} is VALID [2022-04-08 12:34:06,046 INFO L284 TraceCheckUtils]: 92: Hoare quadruple {22841#(not (= |__VERIFIER_assert_#in~cond| 0))} {23209#(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_~a~0 (+ (* main_~y~0 main_~r~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_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~x~0)) main_~c~0)) (not (= main_~a~0 (+ main_~c~0 (* main_~b~0 main_~k~0)))))} #91#return; {23193#(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_~a~0 (+ (* main_~y~0 main_~r~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_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~x~0)) main_~c~0)))} is VALID [2022-04-08 12:34:06,047 INFO L290 TraceCheckUtils]: 91: Hoare triple {22841#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {22841#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 12:34:06,047 INFO L290 TraceCheckUtils]: 90: Hoare triple {23109#(or (not (= |__VERIFIER_assert_#in~cond| 0)) (= __VERIFIER_assert_~cond 0))} assume !(0 == ~cond); {22841#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 12:34:06,047 INFO L290 TraceCheckUtils]: 89: Hoare triple {22674#true} ~cond := #in~cond; {23109#(or (not (= |__VERIFIER_assert_#in~cond| 0)) (= __VERIFIER_assert_~cond 0))} is VALID [2022-04-08 12:34:06,047 INFO L272 TraceCheckUtils]: 88: Hoare triple {23209#(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_~a~0 (+ (* main_~y~0 main_~r~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_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~x~0)) main_~c~0)) (not (= 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)); {22674#true} is VALID [2022-04-08 12:34:06,048 INFO L290 TraceCheckUtils]: 87: Hoare triple {23209#(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_~a~0 (+ (* main_~y~0 main_~r~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_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~x~0)) main_~c~0)) (not (= main_~a~0 (+ main_~c~0 (* main_~b~0 main_~k~0)))))} assume !false; {23209#(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_~a~0 (+ (* main_~y~0 main_~r~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_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~x~0)) main_~c~0)) (not (= main_~a~0 (+ main_~c~0 (* main_~b~0 main_~k~0)))))} is VALID [2022-04-08 12:34:08,050 WARN L290 TraceCheckUtils]: 86: Hoare triple {23228#(or (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_~k~0 1) main_~b~0)) main_~a~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_~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)))) (<= (+ (* main_~q~0 main_~x~0) (* main_~k~0 main_~y~0 main_~s~0) main_~b~0 (* main_~q~0 main_~k~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} assume !!(~c~0 >= ~b~0);~c~0 := ~c~0 - ~b~0;~k~0 := 1 + ~k~0; {23209#(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_~a~0 (+ (* main_~y~0 main_~r~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_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~x~0)) main_~c~0)) (not (= main_~a~0 (+ main_~c~0 (* main_~b~0 main_~k~0)))))} is UNKNOWN [2022-04-08 12:34:08,051 INFO L284 TraceCheckUtils]: 85: Hoare quadruple {22674#true} {23228#(or (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_~k~0 1) main_~b~0)) main_~a~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_~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)))) (<= (+ (* main_~q~0 main_~x~0) (* main_~k~0 main_~y~0 main_~s~0) main_~b~0 (* main_~q~0 main_~k~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} #97#return; {23228#(or (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_~k~0 1) main_~b~0)) main_~a~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_~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)))) (<= (+ (* main_~q~0 main_~x~0) (* main_~k~0 main_~y~0 main_~s~0) main_~b~0 (* main_~q~0 main_~k~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} is VALID [2022-04-08 12:34:08,051 INFO L290 TraceCheckUtils]: 84: Hoare triple {22674#true} assume true; {22674#true} is VALID [2022-04-08 12:34:08,051 INFO L290 TraceCheckUtils]: 83: Hoare triple {22674#true} assume !(0 == ~cond); {22674#true} is VALID [2022-04-08 12:34:08,051 INFO L290 TraceCheckUtils]: 82: Hoare triple {22674#true} ~cond := #in~cond; {22674#true} is VALID [2022-04-08 12:34:08,051 INFO L272 TraceCheckUtils]: 81: Hoare triple {23228#(or (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_~k~0 1) main_~b~0)) main_~a~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_~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)))) (<= (+ (* main_~q~0 main_~x~0) (* main_~k~0 main_~y~0 main_~s~0) main_~b~0 (* main_~q~0 main_~k~0 main_~x~0) (* main_~y~0 main_~s~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)); {22674#true} is VALID [2022-04-08 12:34:08,052 INFO L284 TraceCheckUtils]: 80: Hoare quadruple {22674#true} {23228#(or (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_~k~0 1) main_~b~0)) main_~a~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_~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)))) (<= (+ (* main_~q~0 main_~x~0) (* main_~k~0 main_~y~0 main_~s~0) main_~b~0 (* main_~q~0 main_~k~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} #95#return; {23228#(or (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_~k~0 1) main_~b~0)) main_~a~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_~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)))) (<= (+ (* main_~q~0 main_~x~0) (* main_~k~0 main_~y~0 main_~s~0) main_~b~0 (* main_~q~0 main_~k~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} is VALID [2022-04-08 12:34:08,052 INFO L290 TraceCheckUtils]: 79: Hoare triple {22674#true} assume true; {22674#true} is VALID [2022-04-08 12:34:08,052 INFO L290 TraceCheckUtils]: 78: Hoare triple {22674#true} assume !(0 == ~cond); {22674#true} is VALID [2022-04-08 12:34:08,052 INFO L290 TraceCheckUtils]: 77: Hoare triple {22674#true} ~cond := #in~cond; {22674#true} is VALID [2022-04-08 12:34:08,052 INFO L272 TraceCheckUtils]: 76: Hoare triple {23228#(or (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_~k~0 1) main_~b~0)) main_~a~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_~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)))) (<= (+ (* main_~q~0 main_~x~0) (* main_~k~0 main_~y~0 main_~s~0) main_~b~0 (* main_~q~0 main_~k~0 main_~x~0) (* main_~y~0 main_~s~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)); {22674#true} is VALID [2022-04-08 12:34:08,053 INFO L284 TraceCheckUtils]: 75: Hoare quadruple {22674#true} {23228#(or (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_~k~0 1) main_~b~0)) main_~a~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_~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)))) (<= (+ (* main_~q~0 main_~x~0) (* main_~k~0 main_~y~0 main_~s~0) main_~b~0 (* main_~q~0 main_~k~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} #93#return; {23228#(or (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_~k~0 1) main_~b~0)) main_~a~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_~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)))) (<= (+ (* main_~q~0 main_~x~0) (* main_~k~0 main_~y~0 main_~s~0) main_~b~0 (* main_~q~0 main_~k~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} is VALID [2022-04-08 12:34:08,053 INFO L290 TraceCheckUtils]: 74: Hoare triple {22674#true} assume true; {22674#true} is VALID [2022-04-08 12:34:08,053 INFO L290 TraceCheckUtils]: 73: Hoare triple {22674#true} assume !(0 == ~cond); {22674#true} is VALID [2022-04-08 12:34:08,053 INFO L290 TraceCheckUtils]: 72: Hoare triple {22674#true} ~cond := #in~cond; {22674#true} is VALID [2022-04-08 12:34:08,053 INFO L272 TraceCheckUtils]: 71: Hoare triple {23228#(or (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_~k~0 1) main_~b~0)) main_~a~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_~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)))) (<= (+ (* main_~q~0 main_~x~0) (* main_~k~0 main_~y~0 main_~s~0) main_~b~0 (* main_~q~0 main_~k~0 main_~x~0) (* main_~y~0 main_~s~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)); {22674#true} is VALID [2022-04-08 12:34:08,054 INFO L284 TraceCheckUtils]: 70: Hoare quadruple {22674#true} {23228#(or (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_~k~0 1) main_~b~0)) main_~a~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_~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)))) (<= (+ (* main_~q~0 main_~x~0) (* main_~k~0 main_~y~0 main_~s~0) main_~b~0 (* main_~q~0 main_~k~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} #91#return; {23228#(or (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_~k~0 1) main_~b~0)) main_~a~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_~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)))) (<= (+ (* main_~q~0 main_~x~0) (* main_~k~0 main_~y~0 main_~s~0) main_~b~0 (* main_~q~0 main_~k~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} is VALID [2022-04-08 12:34:08,054 INFO L290 TraceCheckUtils]: 69: Hoare triple {22674#true} assume true; {22674#true} is VALID [2022-04-08 12:34:08,054 INFO L290 TraceCheckUtils]: 68: Hoare triple {22674#true} assume !(0 == ~cond); {22674#true} is VALID [2022-04-08 12:34:08,054 INFO L290 TraceCheckUtils]: 67: Hoare triple {22674#true} ~cond := #in~cond; {22674#true} is VALID [2022-04-08 12:34:08,054 INFO L272 TraceCheckUtils]: 66: Hoare triple {23228#(or (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_~k~0 1) main_~b~0)) main_~a~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_~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)))) (<= (+ (* main_~q~0 main_~x~0) (* main_~k~0 main_~y~0 main_~s~0) main_~b~0 (* main_~q~0 main_~k~0 main_~x~0) (* main_~y~0 main_~s~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)); {22674#true} is VALID [2022-04-08 12:34:08,055 INFO L290 TraceCheckUtils]: 65: Hoare triple {23228#(or (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_~k~0 1) main_~b~0)) main_~a~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_~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)))) (<= (+ (* main_~q~0 main_~x~0) (* main_~k~0 main_~y~0 main_~s~0) main_~b~0 (* main_~q~0 main_~k~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} assume !false; {23228#(or (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_~k~0 1) main_~b~0)) main_~a~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_~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)))) (<= (+ (* main_~q~0 main_~x~0) (* main_~k~0 main_~y~0 main_~s~0) main_~b~0 (* main_~q~0 main_~k~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} is VALID [2022-04-08 12:34:08,056 INFO L290 TraceCheckUtils]: 64: Hoare triple {23295#(or (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~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; {23228#(or (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_~k~0 1) main_~b~0)) main_~a~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_~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)))) (<= (+ (* main_~q~0 main_~x~0) (* main_~k~0 main_~y~0 main_~s~0) main_~b~0 (* main_~q~0 main_~k~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} is VALID [2022-04-08 12:34:08,057 INFO L290 TraceCheckUtils]: 63: Hoare triple {23295#(or (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~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; {23295#(or (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~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 [2022-04-08 12:34:10,061 WARN L290 TraceCheckUtils]: 62: Hoare triple {23302#(or (not (= (+ (* (- 1) main_~p~0 main_~x~0) (* main_~q~0 main_~x~0) (* (- 1) main_~y~0 main_~r~0) (* main_~k~0 main_~y~0 main_~s~0) main_~c~0 (* main_~q~0 main_~k~0 main_~x~0) (* main_~y~0 main_~s~0)) main_~b~0)) (not (= (+ (* (- 1) main_~p~0 main_~x~0) (* main_~q~0 main_~x~0) (* (- 1) main_~y~0 main_~r~0) (* main_~k~0 main_~y~0 main_~s~0) main_~c~0 (* main_~q~0 main_~k~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (<= (+ (* main_~y~0 main_~r~0) main_~c~0 (* main_~p~0 main_~x~0)) (+ (* main_~q~0 main_~x~0) (* main_~k~0 main_~y~0 main_~s~0) (* main_~q~0 main_~k~0 main_~x~0) (* main_~y~0 main_~s~0))) (= (+ (* main_~s~0 main_~yy~0) (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0 main_~y~0) (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~y~0 main_~x~0) (* main_~q~0 main_~xy~0)) (+ (* main_~q~0 main_~y~0 main_~x~0) (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~yy~0) (* main_~y~0 main_~y~0 main_~s~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; {23295#(or (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~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 UNKNOWN [2022-04-08 12:34:10,062 INFO L290 TraceCheckUtils]: 61: Hoare triple {23306#(or (not (= (+ (* (- 1) main_~p~0 main_~x~0) (* main_~q~0 main_~x~0) (* (- 1) main_~y~0 main_~r~0) (* main_~k~0 main_~y~0 main_~s~0) main_~c~0 (* main_~q~0 main_~k~0 main_~x~0) (* main_~y~0 main_~s~0)) main_~b~0)) (not (= (+ (* (- 1) main_~p~0 main_~x~0) (* main_~q~0 main_~x~0) (* (- 1) main_~y~0 main_~r~0) (* main_~k~0 main_~y~0 main_~s~0) main_~c~0 (* main_~q~0 main_~k~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (<= main_~b~0 main_~c~0) (<= (+ (* main_~y~0 main_~r~0) main_~c~0 (* main_~p~0 main_~x~0)) (+ (* main_~q~0 main_~x~0) (* main_~k~0 main_~y~0 main_~s~0) (* main_~q~0 main_~k~0 main_~x~0) (* main_~y~0 main_~s~0))) (= (+ (* main_~s~0 main_~yy~0) (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0 main_~y~0) (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~y~0 main_~x~0) (* main_~q~0 main_~xy~0)) (+ (* main_~q~0 main_~y~0 main_~x~0) (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~yy~0) (* main_~y~0 main_~y~0 main_~s~0) (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~xy~0))))} assume !(~c~0 >= ~b~0); {23302#(or (not (= (+ (* (- 1) main_~p~0 main_~x~0) (* main_~q~0 main_~x~0) (* (- 1) main_~y~0 main_~r~0) (* main_~k~0 main_~y~0 main_~s~0) main_~c~0 (* main_~q~0 main_~k~0 main_~x~0) (* main_~y~0 main_~s~0)) main_~b~0)) (not (= (+ (* (- 1) main_~p~0 main_~x~0) (* main_~q~0 main_~x~0) (* (- 1) main_~y~0 main_~r~0) (* main_~k~0 main_~y~0 main_~s~0) main_~c~0 (* main_~q~0 main_~k~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (<= (+ (* main_~y~0 main_~r~0) main_~c~0 (* main_~p~0 main_~x~0)) (+ (* main_~q~0 main_~x~0) (* main_~k~0 main_~y~0 main_~s~0) (* main_~q~0 main_~k~0 main_~x~0) (* main_~y~0 main_~s~0))) (= (+ (* main_~s~0 main_~yy~0) (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0 main_~y~0) (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~y~0 main_~x~0) (* main_~q~0 main_~xy~0)) (+ (* main_~q~0 main_~y~0 main_~x~0) (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~yy~0) (* main_~y~0 main_~y~0 main_~s~0) (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~xy~0))))} is VALID [2022-04-08 12:34:10,063 INFO L284 TraceCheckUtils]: 60: Hoare quadruple {22841#(not (= |__VERIFIER_assert_#in~cond| 0))} {23310#(or (not (= (+ (* (- 1) main_~p~0 main_~x~0) (* main_~q~0 main_~x~0) (* (- 1) main_~y~0 main_~r~0) (* main_~k~0 main_~y~0 main_~s~0) main_~c~0 (* main_~q~0 main_~k~0 main_~x~0) (* main_~y~0 main_~s~0)) main_~b~0)) (not (= (+ (* (- 1) main_~p~0 main_~x~0) (* main_~q~0 main_~x~0) (* (- 1) main_~y~0 main_~r~0) (* main_~k~0 main_~y~0 main_~s~0) main_~c~0 (* main_~q~0 main_~k~0 main_~x~0) (* main_~y~0 main_~s~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)))) (<= main_~b~0 main_~c~0) (<= (+ (* main_~y~0 main_~r~0) main_~c~0 (* main_~p~0 main_~x~0)) (+ (* main_~q~0 main_~x~0) (* main_~k~0 main_~y~0 main_~s~0) (* main_~q~0 main_~k~0 main_~x~0) (* main_~y~0 main_~s~0))) (= (+ (* main_~s~0 main_~yy~0) (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0 main_~y~0) (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~y~0 main_~x~0) (* main_~q~0 main_~xy~0)) (+ (* main_~q~0 main_~y~0 main_~x~0) (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~yy~0) (* main_~y~0 main_~y~0 main_~s~0) (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~xy~0))))} #97#return; {23306#(or (not (= (+ (* (- 1) main_~p~0 main_~x~0) (* main_~q~0 main_~x~0) (* (- 1) main_~y~0 main_~r~0) (* main_~k~0 main_~y~0 main_~s~0) main_~c~0 (* main_~q~0 main_~k~0 main_~x~0) (* main_~y~0 main_~s~0)) main_~b~0)) (not (= (+ (* (- 1) main_~p~0 main_~x~0) (* main_~q~0 main_~x~0) (* (- 1) main_~y~0 main_~r~0) (* main_~k~0 main_~y~0 main_~s~0) main_~c~0 (* main_~q~0 main_~k~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))) (<= main_~b~0 main_~c~0) (<= (+ (* main_~y~0 main_~r~0) main_~c~0 (* main_~p~0 main_~x~0)) (+ (* main_~q~0 main_~x~0) (* main_~k~0 main_~y~0 main_~s~0) (* main_~q~0 main_~k~0 main_~x~0) (* main_~y~0 main_~s~0))) (= (+ (* main_~s~0 main_~yy~0) (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0 main_~y~0) (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~y~0 main_~x~0) (* main_~q~0 main_~xy~0)) (+ (* main_~q~0 main_~y~0 main_~x~0) (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~yy~0) (* main_~y~0 main_~y~0 main_~s~0) (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~xy~0))))} is VALID [2022-04-08 12:34:10,063 INFO L290 TraceCheckUtils]: 59: Hoare triple {22841#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {22841#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 12:34:10,064 INFO L290 TraceCheckUtils]: 58: Hoare triple {23109#(or (not (= |__VERIFIER_assert_#in~cond| 0)) (= __VERIFIER_assert_~cond 0))} assume !(0 == ~cond); {22841#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 12:34:10,064 INFO L290 TraceCheckUtils]: 57: Hoare triple {22674#true} ~cond := #in~cond; {23109#(or (not (= |__VERIFIER_assert_#in~cond| 0)) (= __VERIFIER_assert_~cond 0))} is VALID [2022-04-08 12:34:10,064 INFO L272 TraceCheckUtils]: 56: Hoare triple {23310#(or (not (= (+ (* (- 1) main_~p~0 main_~x~0) (* main_~q~0 main_~x~0) (* (- 1) main_~y~0 main_~r~0) (* main_~k~0 main_~y~0 main_~s~0) main_~c~0 (* main_~q~0 main_~k~0 main_~x~0) (* main_~y~0 main_~s~0)) main_~b~0)) (not (= (+ (* (- 1) main_~p~0 main_~x~0) (* main_~q~0 main_~x~0) (* (- 1) main_~y~0 main_~r~0) (* main_~k~0 main_~y~0 main_~s~0) main_~c~0 (* main_~q~0 main_~k~0 main_~x~0) (* main_~y~0 main_~s~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)))) (<= main_~b~0 main_~c~0) (<= (+ (* main_~y~0 main_~r~0) main_~c~0 (* main_~p~0 main_~x~0)) (+ (* main_~q~0 main_~x~0) (* main_~k~0 main_~y~0 main_~s~0) (* main_~q~0 main_~k~0 main_~x~0) (* main_~y~0 main_~s~0))) (= (+ (* main_~s~0 main_~yy~0) (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0 main_~y~0) (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~y~0 main_~x~0) (* main_~q~0 main_~xy~0)) (+ (* main_~q~0 main_~y~0 main_~x~0) (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~yy~0) (* main_~y~0 main_~y~0 main_~s~0) (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~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)); {22674#true} is VALID [2022-04-08 12:34:10,065 INFO L284 TraceCheckUtils]: 55: Hoare quadruple {22674#true} {23310#(or (not (= (+ (* (- 1) main_~p~0 main_~x~0) (* main_~q~0 main_~x~0) (* (- 1) main_~y~0 main_~r~0) (* main_~k~0 main_~y~0 main_~s~0) main_~c~0 (* main_~q~0 main_~k~0 main_~x~0) (* main_~y~0 main_~s~0)) main_~b~0)) (not (= (+ (* (- 1) main_~p~0 main_~x~0) (* main_~q~0 main_~x~0) (* (- 1) main_~y~0 main_~r~0) (* main_~k~0 main_~y~0 main_~s~0) main_~c~0 (* main_~q~0 main_~k~0 main_~x~0) (* main_~y~0 main_~s~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)))) (<= main_~b~0 main_~c~0) (<= (+ (* main_~y~0 main_~r~0) main_~c~0 (* main_~p~0 main_~x~0)) (+ (* main_~q~0 main_~x~0) (* main_~k~0 main_~y~0 main_~s~0) (* main_~q~0 main_~k~0 main_~x~0) (* main_~y~0 main_~s~0))) (= (+ (* main_~s~0 main_~yy~0) (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0 main_~y~0) (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~y~0 main_~x~0) (* main_~q~0 main_~xy~0)) (+ (* main_~q~0 main_~y~0 main_~x~0) (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~yy~0) (* main_~y~0 main_~y~0 main_~s~0) (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~xy~0))))} #95#return; {23310#(or (not (= (+ (* (- 1) main_~p~0 main_~x~0) (* main_~q~0 main_~x~0) (* (- 1) main_~y~0 main_~r~0) (* main_~k~0 main_~y~0 main_~s~0) main_~c~0 (* main_~q~0 main_~k~0 main_~x~0) (* main_~y~0 main_~s~0)) main_~b~0)) (not (= (+ (* (- 1) main_~p~0 main_~x~0) (* main_~q~0 main_~x~0) (* (- 1) main_~y~0 main_~r~0) (* main_~k~0 main_~y~0 main_~s~0) main_~c~0 (* main_~q~0 main_~k~0 main_~x~0) (* main_~y~0 main_~s~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)))) (<= main_~b~0 main_~c~0) (<= (+ (* main_~y~0 main_~r~0) main_~c~0 (* main_~p~0 main_~x~0)) (+ (* main_~q~0 main_~x~0) (* main_~k~0 main_~y~0 main_~s~0) (* main_~q~0 main_~k~0 main_~x~0) (* main_~y~0 main_~s~0))) (= (+ (* main_~s~0 main_~yy~0) (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0 main_~y~0) (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~y~0 main_~x~0) (* main_~q~0 main_~xy~0)) (+ (* main_~q~0 main_~y~0 main_~x~0) (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~yy~0) (* main_~y~0 main_~y~0 main_~s~0) (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~xy~0))))} is VALID [2022-04-08 12:34:10,065 INFO L290 TraceCheckUtils]: 54: Hoare triple {22674#true} assume true; {22674#true} is VALID [2022-04-08 12:34:10,065 INFO L290 TraceCheckUtils]: 53: Hoare triple {22674#true} assume !(0 == ~cond); {22674#true} is VALID [2022-04-08 12:34:10,065 INFO L290 TraceCheckUtils]: 52: Hoare triple {22674#true} ~cond := #in~cond; {22674#true} is VALID [2022-04-08 12:34:10,065 INFO L272 TraceCheckUtils]: 51: Hoare triple {23310#(or (not (= (+ (* (- 1) main_~p~0 main_~x~0) (* main_~q~0 main_~x~0) (* (- 1) main_~y~0 main_~r~0) (* main_~k~0 main_~y~0 main_~s~0) main_~c~0 (* main_~q~0 main_~k~0 main_~x~0) (* main_~y~0 main_~s~0)) main_~b~0)) (not (= (+ (* (- 1) main_~p~0 main_~x~0) (* main_~q~0 main_~x~0) (* (- 1) main_~y~0 main_~r~0) (* main_~k~0 main_~y~0 main_~s~0) main_~c~0 (* main_~q~0 main_~k~0 main_~x~0) (* main_~y~0 main_~s~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)))) (<= main_~b~0 main_~c~0) (<= (+ (* main_~y~0 main_~r~0) main_~c~0 (* main_~p~0 main_~x~0)) (+ (* main_~q~0 main_~x~0) (* main_~k~0 main_~y~0 main_~s~0) (* main_~q~0 main_~k~0 main_~x~0) (* main_~y~0 main_~s~0))) (= (+ (* main_~s~0 main_~yy~0) (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0 main_~y~0) (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~y~0 main_~x~0) (* main_~q~0 main_~xy~0)) (+ (* main_~q~0 main_~y~0 main_~x~0) (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~yy~0) (* main_~y~0 main_~y~0 main_~s~0) (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~xy~0))))} call __VERIFIER_assert((if ~b~0 == ~x~0 * ~q~0 + ~y~0 * ~s~0 then 1 else 0)); {22674#true} is VALID [2022-04-08 12:34:10,066 INFO L284 TraceCheckUtils]: 50: Hoare quadruple {22674#true} {23310#(or (not (= (+ (* (- 1) main_~p~0 main_~x~0) (* main_~q~0 main_~x~0) (* (- 1) main_~y~0 main_~r~0) (* main_~k~0 main_~y~0 main_~s~0) main_~c~0 (* main_~q~0 main_~k~0 main_~x~0) (* main_~y~0 main_~s~0)) main_~b~0)) (not (= (+ (* (- 1) main_~p~0 main_~x~0) (* main_~q~0 main_~x~0) (* (- 1) main_~y~0 main_~r~0) (* main_~k~0 main_~y~0 main_~s~0) main_~c~0 (* main_~q~0 main_~k~0 main_~x~0) (* main_~y~0 main_~s~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)))) (<= main_~b~0 main_~c~0) (<= (+ (* main_~y~0 main_~r~0) main_~c~0 (* main_~p~0 main_~x~0)) (+ (* main_~q~0 main_~x~0) (* main_~k~0 main_~y~0 main_~s~0) (* main_~q~0 main_~k~0 main_~x~0) (* main_~y~0 main_~s~0))) (= (+ (* main_~s~0 main_~yy~0) (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0 main_~y~0) (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~y~0 main_~x~0) (* main_~q~0 main_~xy~0)) (+ (* main_~q~0 main_~y~0 main_~x~0) (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~yy~0) (* main_~y~0 main_~y~0 main_~s~0) (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~xy~0))))} #93#return; {23310#(or (not (= (+ (* (- 1) main_~p~0 main_~x~0) (* main_~q~0 main_~x~0) (* (- 1) main_~y~0 main_~r~0) (* main_~k~0 main_~y~0 main_~s~0) main_~c~0 (* main_~q~0 main_~k~0 main_~x~0) (* main_~y~0 main_~s~0)) main_~b~0)) (not (= (+ (* (- 1) main_~p~0 main_~x~0) (* main_~q~0 main_~x~0) (* (- 1) main_~y~0 main_~r~0) (* main_~k~0 main_~y~0 main_~s~0) main_~c~0 (* main_~q~0 main_~k~0 main_~x~0) (* main_~y~0 main_~s~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)))) (<= main_~b~0 main_~c~0) (<= (+ (* main_~y~0 main_~r~0) main_~c~0 (* main_~p~0 main_~x~0)) (+ (* main_~q~0 main_~x~0) (* main_~k~0 main_~y~0 main_~s~0) (* main_~q~0 main_~k~0 main_~x~0) (* main_~y~0 main_~s~0))) (= (+ (* main_~s~0 main_~yy~0) (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0 main_~y~0) (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~y~0 main_~x~0) (* main_~q~0 main_~xy~0)) (+ (* main_~q~0 main_~y~0 main_~x~0) (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~yy~0) (* main_~y~0 main_~y~0 main_~s~0) (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~xy~0))))} is VALID [2022-04-08 12:34:10,066 INFO L290 TraceCheckUtils]: 49: Hoare triple {22674#true} assume true; {22674#true} is VALID [2022-04-08 12:34:10,066 INFO L290 TraceCheckUtils]: 48: Hoare triple {22674#true} assume !(0 == ~cond); {22674#true} is VALID [2022-04-08 12:34:10,066 INFO L290 TraceCheckUtils]: 47: Hoare triple {22674#true} ~cond := #in~cond; {22674#true} is VALID [2022-04-08 12:34:10,066 INFO L272 TraceCheckUtils]: 46: Hoare triple {23310#(or (not (= (+ (* (- 1) main_~p~0 main_~x~0) (* main_~q~0 main_~x~0) (* (- 1) main_~y~0 main_~r~0) (* main_~k~0 main_~y~0 main_~s~0) main_~c~0 (* main_~q~0 main_~k~0 main_~x~0) (* main_~y~0 main_~s~0)) main_~b~0)) (not (= (+ (* (- 1) main_~p~0 main_~x~0) (* main_~q~0 main_~x~0) (* (- 1) main_~y~0 main_~r~0) (* main_~k~0 main_~y~0 main_~s~0) main_~c~0 (* main_~q~0 main_~k~0 main_~x~0) (* main_~y~0 main_~s~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)))) (<= main_~b~0 main_~c~0) (<= (+ (* main_~y~0 main_~r~0) main_~c~0 (* main_~p~0 main_~x~0)) (+ (* main_~q~0 main_~x~0) (* main_~k~0 main_~y~0 main_~s~0) (* main_~q~0 main_~k~0 main_~x~0) (* main_~y~0 main_~s~0))) (= (+ (* main_~s~0 main_~yy~0) (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0 main_~y~0) (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~y~0 main_~x~0) (* main_~q~0 main_~xy~0)) (+ (* main_~q~0 main_~y~0 main_~x~0) (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~yy~0) (* main_~y~0 main_~y~0 main_~s~0) (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~xy~0))))} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {22674#true} is VALID [2022-04-08 12:34:10,067 INFO L284 TraceCheckUtils]: 45: Hoare quadruple {22674#true} {23310#(or (not (= (+ (* (- 1) main_~p~0 main_~x~0) (* main_~q~0 main_~x~0) (* (- 1) main_~y~0 main_~r~0) (* main_~k~0 main_~y~0 main_~s~0) main_~c~0 (* main_~q~0 main_~k~0 main_~x~0) (* main_~y~0 main_~s~0)) main_~b~0)) (not (= (+ (* (- 1) main_~p~0 main_~x~0) (* main_~q~0 main_~x~0) (* (- 1) main_~y~0 main_~r~0) (* main_~k~0 main_~y~0 main_~s~0) main_~c~0 (* main_~q~0 main_~k~0 main_~x~0) (* main_~y~0 main_~s~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)))) (<= main_~b~0 main_~c~0) (<= (+ (* main_~y~0 main_~r~0) main_~c~0 (* main_~p~0 main_~x~0)) (+ (* main_~q~0 main_~x~0) (* main_~k~0 main_~y~0 main_~s~0) (* main_~q~0 main_~k~0 main_~x~0) (* main_~y~0 main_~s~0))) (= (+ (* main_~s~0 main_~yy~0) (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0 main_~y~0) (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~y~0 main_~x~0) (* main_~q~0 main_~xy~0)) (+ (* main_~q~0 main_~y~0 main_~x~0) (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~yy~0) (* main_~y~0 main_~y~0 main_~s~0) (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~xy~0))))} #91#return; {23310#(or (not (= (+ (* (- 1) main_~p~0 main_~x~0) (* main_~q~0 main_~x~0) (* (- 1) main_~y~0 main_~r~0) (* main_~k~0 main_~y~0 main_~s~0) main_~c~0 (* main_~q~0 main_~k~0 main_~x~0) (* main_~y~0 main_~s~0)) main_~b~0)) (not (= (+ (* (- 1) main_~p~0 main_~x~0) (* main_~q~0 main_~x~0) (* (- 1) main_~y~0 main_~r~0) (* main_~k~0 main_~y~0 main_~s~0) main_~c~0 (* main_~q~0 main_~k~0 main_~x~0) (* main_~y~0 main_~s~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)))) (<= main_~b~0 main_~c~0) (<= (+ (* main_~y~0 main_~r~0) main_~c~0 (* main_~p~0 main_~x~0)) (+ (* main_~q~0 main_~x~0) (* main_~k~0 main_~y~0 main_~s~0) (* main_~q~0 main_~k~0 main_~x~0) (* main_~y~0 main_~s~0))) (= (+ (* main_~s~0 main_~yy~0) (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0 main_~y~0) (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~y~0 main_~x~0) (* main_~q~0 main_~xy~0)) (+ (* main_~q~0 main_~y~0 main_~x~0) (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~yy~0) (* main_~y~0 main_~y~0 main_~s~0) (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~xy~0))))} is VALID [2022-04-08 12:34:10,067 INFO L290 TraceCheckUtils]: 44: Hoare triple {22674#true} assume true; {22674#true} is VALID [2022-04-08 12:34:10,067 INFO L290 TraceCheckUtils]: 43: Hoare triple {22674#true} assume !(0 == ~cond); {22674#true} is VALID [2022-04-08 12:34:10,067 INFO L290 TraceCheckUtils]: 42: Hoare triple {22674#true} ~cond := #in~cond; {22674#true} is VALID [2022-04-08 12:34:10,067 INFO L272 TraceCheckUtils]: 41: Hoare triple {23310#(or (not (= (+ (* (- 1) main_~p~0 main_~x~0) (* main_~q~0 main_~x~0) (* (- 1) main_~y~0 main_~r~0) (* main_~k~0 main_~y~0 main_~s~0) main_~c~0 (* main_~q~0 main_~k~0 main_~x~0) (* main_~y~0 main_~s~0)) main_~b~0)) (not (= (+ (* (- 1) main_~p~0 main_~x~0) (* main_~q~0 main_~x~0) (* (- 1) main_~y~0 main_~r~0) (* main_~k~0 main_~y~0 main_~s~0) main_~c~0 (* main_~q~0 main_~k~0 main_~x~0) (* main_~y~0 main_~s~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)))) (<= main_~b~0 main_~c~0) (<= (+ (* main_~y~0 main_~r~0) main_~c~0 (* main_~p~0 main_~x~0)) (+ (* main_~q~0 main_~x~0) (* main_~k~0 main_~y~0 main_~s~0) (* main_~q~0 main_~k~0 main_~x~0) (* main_~y~0 main_~s~0))) (= (+ (* main_~s~0 main_~yy~0) (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0 main_~y~0) (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~y~0 main_~x~0) (* main_~q~0 main_~xy~0)) (+ (* main_~q~0 main_~y~0 main_~x~0) (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~yy~0) (* main_~y~0 main_~y~0 main_~s~0) (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~xy~0))))} call __VERIFIER_assert((if ~a~0 == ~k~0 * ~b~0 + ~c~0 then 1 else 0)); {22674#true} is VALID [2022-04-08 12:34:10,068 INFO L290 TraceCheckUtils]: 40: Hoare triple {23310#(or (not (= (+ (* (- 1) main_~p~0 main_~x~0) (* main_~q~0 main_~x~0) (* (- 1) main_~y~0 main_~r~0) (* main_~k~0 main_~y~0 main_~s~0) main_~c~0 (* main_~q~0 main_~k~0 main_~x~0) (* main_~y~0 main_~s~0)) main_~b~0)) (not (= (+ (* (- 1) main_~p~0 main_~x~0) (* main_~q~0 main_~x~0) (* (- 1) main_~y~0 main_~r~0) (* main_~k~0 main_~y~0 main_~s~0) main_~c~0 (* main_~q~0 main_~k~0 main_~x~0) (* main_~y~0 main_~s~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)))) (<= main_~b~0 main_~c~0) (<= (+ (* main_~y~0 main_~r~0) main_~c~0 (* main_~p~0 main_~x~0)) (+ (* main_~q~0 main_~x~0) (* main_~k~0 main_~y~0 main_~s~0) (* main_~q~0 main_~k~0 main_~x~0) (* main_~y~0 main_~s~0))) (= (+ (* main_~s~0 main_~yy~0) (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0 main_~y~0) (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~y~0 main_~x~0) (* main_~q~0 main_~xy~0)) (+ (* main_~q~0 main_~y~0 main_~x~0) (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~yy~0) (* main_~y~0 main_~y~0 main_~s~0) (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~xy~0))))} assume !false; {23310#(or (not (= (+ (* (- 1) main_~p~0 main_~x~0) (* main_~q~0 main_~x~0) (* (- 1) main_~y~0 main_~r~0) (* main_~k~0 main_~y~0 main_~s~0) main_~c~0 (* main_~q~0 main_~k~0 main_~x~0) (* main_~y~0 main_~s~0)) main_~b~0)) (not (= (+ (* (- 1) main_~p~0 main_~x~0) (* main_~q~0 main_~x~0) (* (- 1) main_~y~0 main_~r~0) (* main_~k~0 main_~y~0 main_~s~0) main_~c~0 (* main_~q~0 main_~k~0 main_~x~0) (* main_~y~0 main_~s~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)))) (<= main_~b~0 main_~c~0) (<= (+ (* main_~y~0 main_~r~0) main_~c~0 (* main_~p~0 main_~x~0)) (+ (* main_~q~0 main_~x~0) (* main_~k~0 main_~y~0 main_~s~0) (* main_~q~0 main_~k~0 main_~x~0) (* main_~y~0 main_~s~0))) (= (+ (* main_~s~0 main_~yy~0) (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0 main_~y~0) (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~y~0 main_~x~0) (* main_~q~0 main_~xy~0)) (+ (* main_~q~0 main_~y~0 main_~x~0) (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~yy~0) (* main_~y~0 main_~y~0 main_~s~0) (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~xy~0))))} is VALID [2022-04-08 12:34:10,069 INFO L290 TraceCheckUtils]: 39: Hoare triple {23374#(or (<= (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~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_~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))) (= (+ (* 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))) (not (= (+ (* (- 1) main_~y~0 main_~s~0) (* main_~y~0 main_~r~0) main_~b~0 (* (- 1) main_~q~0 main_~x~0) (* main_~p~0 main_~x~0)) main_~a~0)) (not (= (+ (* (- 1) main_~p~0 main_~x~0) (* main_~q~0 main_~x~0) (* (- 1) main_~y~0 main_~s~0) (* main_~q~0 main_~x~0 0) (* (- 1) main_~y~0 main_~r~0) (* main_~y~0 main_~r~0) main_~b~0 (* (- 1) main_~q~0 main_~x~0) (* main_~p~0 main_~x~0) (* main_~y~0 main_~s~0 0) (* main_~y~0 main_~s~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} assume !!(0 != ~b~0);~c~0 := ~a~0;~k~0 := 0; {23310#(or (not (= (+ (* (- 1) main_~p~0 main_~x~0) (* main_~q~0 main_~x~0) (* (- 1) main_~y~0 main_~r~0) (* main_~k~0 main_~y~0 main_~s~0) main_~c~0 (* main_~q~0 main_~k~0 main_~x~0) (* main_~y~0 main_~s~0)) main_~b~0)) (not (= (+ (* (- 1) main_~p~0 main_~x~0) (* main_~q~0 main_~x~0) (* (- 1) main_~y~0 main_~r~0) (* main_~k~0 main_~y~0 main_~s~0) main_~c~0 (* main_~q~0 main_~k~0 main_~x~0) (* main_~y~0 main_~s~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)))) (<= main_~b~0 main_~c~0) (<= (+ (* main_~y~0 main_~r~0) main_~c~0 (* main_~p~0 main_~x~0)) (+ (* main_~q~0 main_~x~0) (* main_~k~0 main_~y~0 main_~s~0) (* main_~q~0 main_~k~0 main_~x~0) (* main_~y~0 main_~s~0))) (= (+ (* main_~s~0 main_~yy~0) (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~y~0 main_~y~0) (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~y~0 main_~x~0) (* main_~q~0 main_~xy~0)) (+ (* main_~q~0 main_~y~0 main_~x~0) (* (+ (* (* main_~k~0 main_~s~0) (- 1)) main_~r~0) main_~yy~0) (* main_~y~0 main_~y~0 main_~s~0) (* (+ main_~p~0 (* (- 1) main_~q~0 main_~k~0)) main_~xy~0))))} is VALID [2022-04-08 12:34:10,070 INFO L290 TraceCheckUtils]: 38: Hoare triple {23374#(or (<= (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~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_~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))) (= (+ (* 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))) (not (= (+ (* (- 1) main_~y~0 main_~s~0) (* main_~y~0 main_~r~0) main_~b~0 (* (- 1) main_~q~0 main_~x~0) (* main_~p~0 main_~x~0)) main_~a~0)) (not (= (+ (* (- 1) main_~p~0 main_~x~0) (* main_~q~0 main_~x~0) (* (- 1) main_~y~0 main_~s~0) (* main_~q~0 main_~x~0 0) (* (- 1) main_~y~0 main_~r~0) (* main_~y~0 main_~r~0) main_~b~0 (* (- 1) main_~q~0 main_~x~0) (* main_~p~0 main_~x~0) (* main_~y~0 main_~s~0 0) (* main_~y~0 main_~s~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} assume !false; {23374#(or (<= (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~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_~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))) (= (+ (* 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))) (not (= (+ (* (- 1) main_~y~0 main_~s~0) (* main_~y~0 main_~r~0) main_~b~0 (* (- 1) main_~q~0 main_~x~0) (* main_~p~0 main_~x~0)) main_~a~0)) (not (= (+ (* (- 1) main_~p~0 main_~x~0) (* main_~q~0 main_~x~0) (* (- 1) main_~y~0 main_~s~0) (* main_~q~0 main_~x~0 0) (* (- 1) main_~y~0 main_~r~0) (* main_~y~0 main_~r~0) main_~b~0 (* (- 1) main_~q~0 main_~x~0) (* main_~p~0 main_~x~0) (* main_~y~0 main_~s~0 0) (* main_~y~0 main_~s~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} is VALID [2022-04-08 12:34:10,071 INFO L284 TraceCheckUtils]: 37: Hoare quadruple {22674#true} {23374#(or (<= (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~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_~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))) (= (+ (* 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))) (not (= (+ (* (- 1) main_~y~0 main_~s~0) (* main_~y~0 main_~r~0) main_~b~0 (* (- 1) main_~q~0 main_~x~0) (* main_~p~0 main_~x~0)) main_~a~0)) (not (= (+ (* (- 1) main_~p~0 main_~x~0) (* main_~q~0 main_~x~0) (* (- 1) main_~y~0 main_~s~0) (* main_~q~0 main_~x~0 0) (* (- 1) main_~y~0 main_~r~0) (* main_~y~0 main_~r~0) main_~b~0 (* (- 1) main_~q~0 main_~x~0) (* main_~p~0 main_~x~0) (* main_~y~0 main_~s~0 0) (* main_~y~0 main_~s~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} #89#return; {23374#(or (<= (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~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_~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))) (= (+ (* 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))) (not (= (+ (* (- 1) main_~y~0 main_~s~0) (* main_~y~0 main_~r~0) main_~b~0 (* (- 1) main_~q~0 main_~x~0) (* main_~p~0 main_~x~0)) main_~a~0)) (not (= (+ (* (- 1) main_~p~0 main_~x~0) (* main_~q~0 main_~x~0) (* (- 1) main_~y~0 main_~s~0) (* main_~q~0 main_~x~0 0) (* (- 1) main_~y~0 main_~r~0) (* main_~y~0 main_~r~0) main_~b~0 (* (- 1) main_~q~0 main_~x~0) (* main_~p~0 main_~x~0) (* main_~y~0 main_~s~0 0) (* main_~y~0 main_~s~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} is VALID [2022-04-08 12:34:10,071 INFO L290 TraceCheckUtils]: 36: Hoare triple {22674#true} assume true; {22674#true} is VALID [2022-04-08 12:34:10,071 INFO L290 TraceCheckUtils]: 35: Hoare triple {22674#true} assume !(0 == ~cond); {22674#true} is VALID [2022-04-08 12:34:10,071 INFO L290 TraceCheckUtils]: 34: Hoare triple {22674#true} ~cond := #in~cond; {22674#true} is VALID [2022-04-08 12:34:10,071 INFO L272 TraceCheckUtils]: 33: Hoare triple {23374#(or (<= (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~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_~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))) (= (+ (* 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))) (not (= (+ (* (- 1) main_~y~0 main_~s~0) (* main_~y~0 main_~r~0) main_~b~0 (* (- 1) main_~q~0 main_~x~0) (* main_~p~0 main_~x~0)) main_~a~0)) (not (= (+ (* (- 1) main_~p~0 main_~x~0) (* main_~q~0 main_~x~0) (* (- 1) main_~y~0 main_~s~0) (* main_~q~0 main_~x~0 0) (* (- 1) main_~y~0 main_~r~0) (* main_~y~0 main_~r~0) main_~b~0 (* (- 1) main_~q~0 main_~x~0) (* main_~p~0 main_~x~0) (* main_~y~0 main_~s~0 0) (* main_~y~0 main_~s~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} call assume_abort_if_not((if ~yy~0 < 2147483647 then 1 else 0)); {22674#true} is VALID [2022-04-08 12:34:10,072 INFO L284 TraceCheckUtils]: 32: Hoare quadruple {22674#true} {23374#(or (<= (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~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_~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))) (= (+ (* 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))) (not (= (+ (* (- 1) main_~y~0 main_~s~0) (* main_~y~0 main_~r~0) main_~b~0 (* (- 1) main_~q~0 main_~x~0) (* main_~p~0 main_~x~0)) main_~a~0)) (not (= (+ (* (- 1) main_~p~0 main_~x~0) (* main_~q~0 main_~x~0) (* (- 1) main_~y~0 main_~s~0) (* main_~q~0 main_~x~0 0) (* (- 1) main_~y~0 main_~r~0) (* main_~y~0 main_~r~0) main_~b~0 (* (- 1) main_~q~0 main_~x~0) (* main_~p~0 main_~x~0) (* main_~y~0 main_~s~0 0) (* main_~y~0 main_~s~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} #87#return; {23374#(or (<= (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~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_~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))) (= (+ (* 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))) (not (= (+ (* (- 1) main_~y~0 main_~s~0) (* main_~y~0 main_~r~0) main_~b~0 (* (- 1) main_~q~0 main_~x~0) (* main_~p~0 main_~x~0)) main_~a~0)) (not (= (+ (* (- 1) main_~p~0 main_~x~0) (* main_~q~0 main_~x~0) (* (- 1) main_~y~0 main_~s~0) (* main_~q~0 main_~x~0 0) (* (- 1) main_~y~0 main_~r~0) (* main_~y~0 main_~r~0) main_~b~0 (* (- 1) main_~q~0 main_~x~0) (* main_~p~0 main_~x~0) (* main_~y~0 main_~s~0 0) (* main_~y~0 main_~s~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} is VALID [2022-04-08 12:34:10,072 INFO L290 TraceCheckUtils]: 31: Hoare triple {22674#true} assume true; {22674#true} is VALID [2022-04-08 12:34:10,072 INFO L290 TraceCheckUtils]: 30: Hoare triple {22674#true} assume !(0 == ~cond); {22674#true} is VALID [2022-04-08 12:34:10,072 INFO L290 TraceCheckUtils]: 29: Hoare triple {22674#true} ~cond := #in~cond; {22674#true} is VALID [2022-04-08 12:34:10,072 INFO L272 TraceCheckUtils]: 28: Hoare triple {23374#(or (<= (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~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_~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))) (= (+ (* 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))) (not (= (+ (* (- 1) main_~y~0 main_~s~0) (* main_~y~0 main_~r~0) main_~b~0 (* (- 1) main_~q~0 main_~x~0) (* main_~p~0 main_~x~0)) main_~a~0)) (not (= (+ (* (- 1) main_~p~0 main_~x~0) (* main_~q~0 main_~x~0) (* (- 1) main_~y~0 main_~s~0) (* main_~q~0 main_~x~0 0) (* (- 1) main_~y~0 main_~r~0) (* main_~y~0 main_~r~0) main_~b~0 (* (- 1) main_~q~0 main_~x~0) (* main_~p~0 main_~x~0) (* main_~y~0 main_~s~0 0) (* main_~y~0 main_~s~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} call assume_abort_if_not((if ~xy~0 < 2147483647 then 1 else 0)); {22674#true} is VALID [2022-04-08 12:34:10,074 INFO L290 TraceCheckUtils]: 27: Hoare triple {22674#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; {23374#(or (<= (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~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_~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))) (= (+ (* 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))) (not (= (+ (* (- 1) main_~y~0 main_~s~0) (* main_~y~0 main_~r~0) main_~b~0 (* (- 1) main_~q~0 main_~x~0) (* main_~p~0 main_~x~0)) main_~a~0)) (not (= (+ (* (- 1) main_~p~0 main_~x~0) (* main_~q~0 main_~x~0) (* (- 1) main_~y~0 main_~s~0) (* main_~q~0 main_~x~0 0) (* (- 1) main_~y~0 main_~r~0) (* main_~y~0 main_~r~0) main_~b~0 (* (- 1) main_~q~0 main_~x~0) (* main_~p~0 main_~x~0) (* main_~y~0 main_~s~0 0) (* main_~y~0 main_~s~0)) (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)))))} is VALID [2022-04-08 12:34:10,074 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {22674#true} {22674#true} #85#return; {22674#true} is VALID [2022-04-08 12:34:10,074 INFO L290 TraceCheckUtils]: 25: Hoare triple {22674#true} assume true; {22674#true} is VALID [2022-04-08 12:34:10,074 INFO L290 TraceCheckUtils]: 24: Hoare triple {22674#true} assume !(0 == ~cond); {22674#true} is VALID [2022-04-08 12:34:10,074 INFO L290 TraceCheckUtils]: 23: Hoare triple {22674#true} ~cond := #in~cond; {22674#true} is VALID [2022-04-08 12:34:10,074 INFO L272 TraceCheckUtils]: 22: Hoare triple {22674#true} call assume_abort_if_not((if ~y~0 >= 1 then 1 else 0)); {22674#true} is VALID [2022-04-08 12:34:10,074 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {22674#true} {22674#true} #83#return; {22674#true} is VALID [2022-04-08 12:34:10,074 INFO L290 TraceCheckUtils]: 20: Hoare triple {22674#true} assume true; {22674#true} is VALID [2022-04-08 12:34:10,074 INFO L290 TraceCheckUtils]: 19: Hoare triple {22674#true} assume !(0 == ~cond); {22674#true} is VALID [2022-04-08 12:34:10,074 INFO L290 TraceCheckUtils]: 18: Hoare triple {22674#true} ~cond := #in~cond; {22674#true} is VALID [2022-04-08 12:34:10,074 INFO L272 TraceCheckUtils]: 17: Hoare triple {22674#true} call assume_abort_if_not((if ~x~0 >= 1 then 1 else 0)); {22674#true} is VALID [2022-04-08 12:34:10,074 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {22674#true} {22674#true} #81#return; {22674#true} is VALID [2022-04-08 12:34:10,074 INFO L290 TraceCheckUtils]: 15: Hoare triple {22674#true} assume true; {22674#true} is VALID [2022-04-08 12:34:10,075 INFO L290 TraceCheckUtils]: 14: Hoare triple {22674#true} assume !(0 == ~cond); {22674#true} is VALID [2022-04-08 12:34:10,075 INFO L290 TraceCheckUtils]: 13: Hoare triple {22674#true} ~cond := #in~cond; {22674#true} is VALID [2022-04-08 12:34:10,075 INFO L272 TraceCheckUtils]: 12: Hoare triple {22674#true} call assume_abort_if_not((if ~y~0 >= 0 && ~y~0 <= 50 then 1 else 0)); {22674#true} is VALID [2022-04-08 12:34:10,075 INFO L290 TraceCheckUtils]: 11: Hoare triple {22674#true} assume -2147483648 <= #t~nondet5 && #t~nondet5 <= 2147483647;~y~0 := #t~nondet5;havoc #t~nondet5; {22674#true} is VALID [2022-04-08 12:34:10,075 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {22674#true} {22674#true} #79#return; {22674#true} is VALID [2022-04-08 12:34:10,075 INFO L290 TraceCheckUtils]: 9: Hoare triple {22674#true} assume true; {22674#true} is VALID [2022-04-08 12:34:10,075 INFO L290 TraceCheckUtils]: 8: Hoare triple {22674#true} assume !(0 == ~cond); {22674#true} is VALID [2022-04-08 12:34:10,075 INFO L290 TraceCheckUtils]: 7: Hoare triple {22674#true} ~cond := #in~cond; {22674#true} is VALID [2022-04-08 12:34:10,075 INFO L272 TraceCheckUtils]: 6: Hoare triple {22674#true} call assume_abort_if_not((if ~x~0 >= 0 && ~x~0 <= 50 then 1 else 0)); {22674#true} is VALID [2022-04-08 12:34:10,075 INFO L290 TraceCheckUtils]: 5: Hoare triple {22674#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; {22674#true} is VALID [2022-04-08 12:34:10,075 INFO L272 TraceCheckUtils]: 4: Hoare triple {22674#true} call #t~ret6 := main(); {22674#true} is VALID [2022-04-08 12:34:10,075 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {22674#true} {22674#true} #103#return; {22674#true} is VALID [2022-04-08 12:34:10,075 INFO L290 TraceCheckUtils]: 2: Hoare triple {22674#true} assume true; {22674#true} is VALID [2022-04-08 12:34:10,075 INFO L290 TraceCheckUtils]: 1: Hoare triple {22674#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); {22674#true} is VALID [2022-04-08 12:34:10,076 INFO L272 TraceCheckUtils]: 0: Hoare triple {22674#true} call ULTIMATE.init(); {22674#true} is VALID [2022-04-08 12:34:10,076 INFO L134 CoverageAnalysis]: Checked inductivity of 550 backedges. 112 proven. 87 refuted. 3 times theorem prover too weak. 348 trivial. 0 not checked. [2022-04-08 12:34:10,076 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-08 12:34:10,076 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1728882728] [2022-04-08 12:34:10,077 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-04-08 12:34:10,077 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1786989705] [2022-04-08 12:34:10,077 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1786989705] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-08 12:34:10,077 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-04-08 12:34:10,077 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 18] total 29 [2022-04-08 12:34:10,077 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-08 12:34:10,077 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [186074838] [2022-04-08 12:34:10,077 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [186074838] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 12:34:10,077 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 12:34:10,077 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-04-08 12:34:10,077 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1319806359] [2022-04-08 12:34:10,077 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-08 12:34:10,078 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 2.0) internal successors, (32), 13 states have internal predecessors, (32), 7 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (22), 8 states have call predecessors, (22), 7 states have call successors, (22) Word has length 132 [2022-04-08 12:34:10,078 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-08 12:34:10,078 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 16 states, 16 states have (on average 2.0) internal successors, (32), 13 states have internal predecessors, (32), 7 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (22), 8 states have call predecessors, (22), 7 states have call successors, (22) [2022-04-08 12:34:10,184 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 78 edges. 78 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 12:34:10,184 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-04-08 12:34:10,184 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-08 12:34:10,185 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-04-08 12:34:10,185 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=179, Invalid=630, Unknown=3, NotChecked=0, Total=812 [2022-04-08 12:34:10,185 INFO L87 Difference]: Start difference. First operand 264 states and 353 transitions. Second operand has 16 states, 16 states have (on average 2.0) internal successors, (32), 13 states have internal predecessors, (32), 7 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (22), 8 states have call predecessors, (22), 7 states have call successors, (22) [2022-04-08 12:34:17,654 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 12:34:17,654 INFO L93 Difference]: Finished difference Result 277 states and 364 transitions. [2022-04-08 12:34:17,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-04-08 12:34:17,654 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 2.0) internal successors, (32), 13 states have internal predecessors, (32), 7 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (22), 8 states have call predecessors, (22), 7 states have call successors, (22) Word has length 132 [2022-04-08 12:34:17,654 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-08 12:34:17,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16 states, 16 states have (on average 2.0) internal successors, (32), 13 states have internal predecessors, (32), 7 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (22), 8 states have call predecessors, (22), 7 states have call successors, (22) [2022-04-08 12:34:17,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 125 transitions. [2022-04-08 12:34:17,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16 states, 16 states have (on average 2.0) internal successors, (32), 13 states have internal predecessors, (32), 7 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (22), 8 states have call predecessors, (22), 7 states have call successors, (22) [2022-04-08 12:34:17,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 125 transitions. [2022-04-08 12:34:17,657 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 15 states and 125 transitions. [2022-04-08 12:34:17,851 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 125 edges. 125 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 12:34:17,856 INFO L225 Difference]: With dead ends: 277 [2022-04-08 12:34:17,856 INFO L226 Difference]: Without dead ends: 275 [2022-04-08 12:34:17,856 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 269 GetRequests, 232 SyntacticMatches, 4 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 241 ImplicationChecksByTransitivity, 26.5s TimeCoverageRelationStatistics Valid=258, Invalid=928, Unknown=4, NotChecked=0, Total=1190 [2022-04-08 12:34:17,857 INFO L913 BasicCegarLoop]: 50 mSDtfsCounter, 29 mSDsluCounter, 264 mSDsCounter, 0 mSdLazyCounter, 748 mSolverCounterSat, 33 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 41 SdHoareTripleChecker+Valid, 314 SdHoareTripleChecker+Invalid, 781 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 33 IncrementalHoareTripleChecker+Valid, 748 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-04-08 12:34:17,857 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [41 Valid, 314 Invalid, 781 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [33 Valid, 748 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-04-08 12:34:17,861 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 275 states. [2022-04-08 12:34:18,367 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 275 to 239. [2022-04-08 12:34:18,367 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-08 12:34:18,368 INFO L82 GeneralOperation]: Start isEquivalent. First operand 275 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) [2022-04-08 12:34:18,368 INFO L74 IsIncluded]: Start isIncluded. First operand 275 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) [2022-04-08 12:34:18,368 INFO L87 Difference]: Start difference. First operand 275 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) [2022-04-08 12:34:18,380 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 12:34:18,380 INFO L93 Difference]: Finished difference Result 275 states and 362 transitions. [2022-04-08 12:34:18,380 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 362 transitions. [2022-04-08 12:34:18,380 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 12:34:18,380 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 12:34:18,381 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 275 states. [2022-04-08 12:34:18,381 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 275 states. [2022-04-08 12:34:18,387 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 12:34:18,387 INFO L93 Difference]: Finished difference Result 275 states and 362 transitions. [2022-04-08 12:34:18,387 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 362 transitions. [2022-04-08 12:34:18,387 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 12:34:18,388 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 12:34:18,388 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-08 12:34:18,388 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-08 12:34:18,388 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) [2022-04-08 12:34:18,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 239 states and 315 transitions. [2022-04-08 12:34:18,393 INFO L78 Accepts]: Start accepts. Automaton has 239 states and 315 transitions. Word has length 132 [2022-04-08 12:34:18,393 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-08 12:34:18,393 INFO L478 AbstractCegarLoop]: Abstraction has 239 states and 315 transitions. [2022-04-08 12:34:18,393 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 2.0) internal successors, (32), 13 states have internal predecessors, (32), 7 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (22), 8 states have call predecessors, (22), 7 states have call successors, (22) [2022-04-08 12:34:18,393 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 239 states and 315 transitions. [2022-04-08 12:34:19,130 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 315 edges. 315 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 12:34:19,131 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 315 transitions. [2022-04-08 12:34:19,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-04-08 12:34:19,131 INFO L491 BasicCegarLoop]: Found error trace [2022-04-08 12:34:19,131 INFO L499 BasicCegarLoop]: 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] [2022-04-08 12:34:19,149 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Forceful destruction successful, exit code 0 [2022-04-08 12:34:19,332 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,20 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-08 12:34:19,332 INFO L403 AbstractCegarLoop]: === Iteration 21 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-08 12:34:19,332 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-08 12:34:19,332 INFO L85 PathProgramCache]: Analyzing trace with hash 1068997356, now seen corresponding path program 7 times [2022-04-08 12:34:19,332 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-08 12:34:19,332 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [1598903740] [2022-04-08 12:34:19,333 INFO L202 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-04-08 12:34:19,333 INFO L85 PathProgramCache]: Analyzing trace with hash 1068997356, now seen corresponding path program 8 times [2022-04-08 12:34:19,333 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-08 12:34:19,333 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1282761330] [2022-04-08 12:34:19,333 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-08 12:34:19,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-08 12:34:19,343 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-04-08 12:34:19,343 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1533128433] [2022-04-08 12:34:19,343 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-04-08 12:34:19,343 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-08 12:34:19,343 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-08 12:34:19,344 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-04-08 12:34:19,349 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Waiting until timeout for monitored process [2022-04-08 12:34:19,405 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-04-08 12:34:19,405 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-08 12:34:19,406 INFO L263 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 55 conjunts are in the unsatisfiable core [2022-04-08 12:34:19,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 12:34:19,424 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-08 12:34:20,492 INFO L272 TraceCheckUtils]: 0: Hoare triple {25088#true} call ULTIMATE.init(); {25088#true} is VALID [2022-04-08 12:34:20,493 INFO L290 TraceCheckUtils]: 1: Hoare triple {25088#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); {25088#true} is VALID [2022-04-08 12:34:20,493 INFO L290 TraceCheckUtils]: 2: Hoare triple {25088#true} assume true; {25088#true} is VALID [2022-04-08 12:34:20,493 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {25088#true} {25088#true} #103#return; {25088#true} is VALID [2022-04-08 12:34:20,493 INFO L272 TraceCheckUtils]: 4: Hoare triple {25088#true} call #t~ret6 := main(); {25088#true} is VALID [2022-04-08 12:34:20,493 INFO L290 TraceCheckUtils]: 5: Hoare triple {25088#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; {25088#true} is VALID [2022-04-08 12:34:20,493 INFO L272 TraceCheckUtils]: 6: Hoare triple {25088#true} call assume_abort_if_not((if ~x~0 >= 0 && ~x~0 <= 50 then 1 else 0)); {25088#true} is VALID [2022-04-08 12:34:20,493 INFO L290 TraceCheckUtils]: 7: Hoare triple {25088#true} ~cond := #in~cond; {25088#true} is VALID [2022-04-08 12:34:20,493 INFO L290 TraceCheckUtils]: 8: Hoare triple {25088#true} assume !(0 == ~cond); {25088#true} is VALID [2022-04-08 12:34:20,493 INFO L290 TraceCheckUtils]: 9: Hoare triple {25088#true} assume true; {25088#true} is VALID [2022-04-08 12:34:20,493 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {25088#true} {25088#true} #79#return; {25088#true} is VALID [2022-04-08 12:34:20,493 INFO L290 TraceCheckUtils]: 11: Hoare triple {25088#true} assume -2147483648 <= #t~nondet5 && #t~nondet5 <= 2147483647;~y~0 := #t~nondet5;havoc #t~nondet5; {25088#true} is VALID [2022-04-08 12:34:20,493 INFO L272 TraceCheckUtils]: 12: Hoare triple {25088#true} call assume_abort_if_not((if ~y~0 >= 0 && ~y~0 <= 50 then 1 else 0)); {25088#true} is VALID [2022-04-08 12:34:20,493 INFO L290 TraceCheckUtils]: 13: Hoare triple {25088#true} ~cond := #in~cond; {25088#true} is VALID [2022-04-08 12:34:20,494 INFO L290 TraceCheckUtils]: 14: Hoare triple {25088#true} assume !(0 == ~cond); {25088#true} is VALID [2022-04-08 12:34:20,494 INFO L290 TraceCheckUtils]: 15: Hoare triple {25088#true} assume true; {25088#true} is VALID [2022-04-08 12:34:20,494 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {25088#true} {25088#true} #81#return; {25088#true} is VALID [2022-04-08 12:34:20,494 INFO L272 TraceCheckUtils]: 17: Hoare triple {25088#true} call assume_abort_if_not((if ~x~0 >= 1 then 1 else 0)); {25088#true} is VALID [2022-04-08 12:34:20,494 INFO L290 TraceCheckUtils]: 18: Hoare triple {25088#true} ~cond := #in~cond; {25088#true} is VALID [2022-04-08 12:34:20,494 INFO L290 TraceCheckUtils]: 19: Hoare triple {25088#true} assume !(0 == ~cond); {25088#true} is VALID [2022-04-08 12:34:20,494 INFO L290 TraceCheckUtils]: 20: Hoare triple {25088#true} assume true; {25088#true} is VALID [2022-04-08 12:34:20,494 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {25088#true} {25088#true} #83#return; {25088#true} is VALID [2022-04-08 12:34:20,494 INFO L272 TraceCheckUtils]: 22: Hoare triple {25088#true} call assume_abort_if_not((if ~y~0 >= 1 then 1 else 0)); {25088#true} is VALID [2022-04-08 12:34:20,494 INFO L290 TraceCheckUtils]: 23: Hoare triple {25088#true} ~cond := #in~cond; {25088#true} is VALID [2022-04-08 12:34:20,494 INFO L290 TraceCheckUtils]: 24: Hoare triple {25088#true} assume !(0 == ~cond); {25088#true} is VALID [2022-04-08 12:34:20,494 INFO L290 TraceCheckUtils]: 25: Hoare triple {25088#true} assume true; {25088#true} is VALID [2022-04-08 12:34:20,494 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {25088#true} {25088#true} #85#return; {25088#true} is VALID [2022-04-08 12:34:20,495 INFO L290 TraceCheckUtils]: 27: Hoare triple {25088#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; {25174#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 12:34:20,495 INFO L272 TraceCheckUtils]: 28: Hoare triple {25174#(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)); {25088#true} is VALID [2022-04-08 12:34:20,495 INFO L290 TraceCheckUtils]: 29: Hoare triple {25088#true} ~cond := #in~cond; {25088#true} is VALID [2022-04-08 12:34:20,495 INFO L290 TraceCheckUtils]: 30: Hoare triple {25088#true} assume !(0 == ~cond); {25088#true} is VALID [2022-04-08 12:34:20,495 INFO L290 TraceCheckUtils]: 31: Hoare triple {25088#true} assume true; {25088#true} is VALID [2022-04-08 12:34:20,496 INFO L284 TraceCheckUtils]: 32: Hoare quadruple {25088#true} {25174#(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; {25174#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 12:34:20,496 INFO L272 TraceCheckUtils]: 33: Hoare triple {25174#(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)); {25088#true} is VALID [2022-04-08 12:34:20,496 INFO L290 TraceCheckUtils]: 34: Hoare triple {25088#true} ~cond := #in~cond; {25088#true} is VALID [2022-04-08 12:34:20,496 INFO L290 TraceCheckUtils]: 35: Hoare triple {25088#true} assume !(0 == ~cond); {25088#true} is VALID [2022-04-08 12:34:20,496 INFO L290 TraceCheckUtils]: 36: Hoare triple {25088#true} assume true; {25088#true} is VALID [2022-04-08 12:34:20,497 INFO L284 TraceCheckUtils]: 37: Hoare quadruple {25088#true} {25174#(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; {25174#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 12:34:20,497 INFO L290 TraceCheckUtils]: 38: Hoare triple {25174#(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; {25174#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 12:34:20,497 INFO L290 TraceCheckUtils]: 39: Hoare triple {25174#(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; {25211#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 12:34:20,498 INFO L290 TraceCheckUtils]: 40: Hoare triple {25211#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} assume !false; {25211#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 12:34:20,498 INFO L272 TraceCheckUtils]: 41: Hoare triple {25211#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} call __VERIFIER_assert((if ~a~0 == ~k~0 * ~b~0 + ~c~0 then 1 else 0)); {25088#true} is VALID [2022-04-08 12:34:20,498 INFO L290 TraceCheckUtils]: 42: Hoare triple {25088#true} ~cond := #in~cond; {25088#true} is VALID [2022-04-08 12:34:20,498 INFO L290 TraceCheckUtils]: 43: Hoare triple {25088#true} assume !(0 == ~cond); {25088#true} is VALID [2022-04-08 12:34:20,498 INFO L290 TraceCheckUtils]: 44: Hoare triple {25088#true} assume true; {25088#true} is VALID [2022-04-08 12:34:20,499 INFO L284 TraceCheckUtils]: 45: Hoare quadruple {25088#true} {25211#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} #91#return; {25211#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 12:34:20,499 INFO L272 TraceCheckUtils]: 46: Hoare triple {25211#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} call __VERIFIER_assert((if ~a~0 == ~y~0 * ~r~0 + ~x~0 * ~p~0 then 1 else 0)); {25088#true} is VALID [2022-04-08 12:34:20,499 INFO L290 TraceCheckUtils]: 47: Hoare triple {25088#true} ~cond := #in~cond; {25088#true} is VALID [2022-04-08 12:34:20,499 INFO L290 TraceCheckUtils]: 48: Hoare triple {25088#true} assume !(0 == ~cond); {25088#true} is VALID [2022-04-08 12:34:20,499 INFO L290 TraceCheckUtils]: 49: Hoare triple {25088#true} assume true; {25088#true} is VALID [2022-04-08 12:34:20,499 INFO L284 TraceCheckUtils]: 50: Hoare quadruple {25088#true} {25211#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} #93#return; {25211#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 12:34:20,500 INFO L272 TraceCheckUtils]: 51: Hoare triple {25211#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} call __VERIFIER_assert((if ~b~0 == ~x~0 * ~q~0 + ~y~0 * ~s~0 then 1 else 0)); {25088#true} is VALID [2022-04-08 12:34:20,500 INFO L290 TraceCheckUtils]: 52: Hoare triple {25088#true} ~cond := #in~cond; {25088#true} is VALID [2022-04-08 12:34:20,500 INFO L290 TraceCheckUtils]: 53: Hoare triple {25088#true} assume !(0 == ~cond); {25088#true} is VALID [2022-04-08 12:34:20,500 INFO L290 TraceCheckUtils]: 54: Hoare triple {25088#true} assume true; {25088#true} is VALID [2022-04-08 12:34:20,500 INFO L284 TraceCheckUtils]: 55: Hoare quadruple {25088#true} {25211#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} #95#return; {25211#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 12:34:20,500 INFO L272 TraceCheckUtils]: 56: Hoare triple {25211#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} 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)); {25088#true} is VALID [2022-04-08 12:34:20,500 INFO L290 TraceCheckUtils]: 57: Hoare triple {25088#true} ~cond := #in~cond; {25088#true} is VALID [2022-04-08 12:34:20,501 INFO L290 TraceCheckUtils]: 58: Hoare triple {25088#true} assume !(0 == ~cond); {25088#true} is VALID [2022-04-08 12:34:20,501 INFO L290 TraceCheckUtils]: 59: Hoare triple {25088#true} assume true; {25088#true} is VALID [2022-04-08 12:34:20,501 INFO L284 TraceCheckUtils]: 60: Hoare quadruple {25088#true} {25211#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} #97#return; {25211#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 12:34:20,502 INFO L290 TraceCheckUtils]: 61: Hoare triple {25211#(and (= main_~r~0 0) (= main_~c~0 main_~a~0) (= main_~k~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} assume !!(~c~0 >= ~b~0);~c~0 := ~c~0 - ~b~0;~k~0 := 1 + ~k~0; {25278#(and (= main_~r~0 0) (= main_~s~0 1) (= (+ main_~a~0 (* (- 1) main_~b~0)) main_~c~0) (= (+ (- 1) main_~k~0) 0) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 12:34:20,503 INFO L290 TraceCheckUtils]: 62: Hoare triple {25278#(and (= main_~r~0 0) (= main_~s~0 1) (= (+ main_~a~0 (* (- 1) main_~b~0)) main_~c~0) (= (+ (- 1) main_~k~0) 0) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} assume !false; {25278#(and (= main_~r~0 0) (= main_~s~0 1) (= (+ main_~a~0 (* (- 1) main_~b~0)) main_~c~0) (= (+ (- 1) main_~k~0) 0) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 12:34:20,503 INFO L272 TraceCheckUtils]: 63: Hoare triple {25278#(and (= main_~r~0 0) (= main_~s~0 1) (= (+ main_~a~0 (* (- 1) main_~b~0)) main_~c~0) (= (+ (- 1) main_~k~0) 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)); {25088#true} is VALID [2022-04-08 12:34:20,503 INFO L290 TraceCheckUtils]: 64: Hoare triple {25088#true} ~cond := #in~cond; {25088#true} is VALID [2022-04-08 12:34:20,503 INFO L290 TraceCheckUtils]: 65: Hoare triple {25088#true} assume !(0 == ~cond); {25088#true} is VALID [2022-04-08 12:34:20,503 INFO L290 TraceCheckUtils]: 66: Hoare triple {25088#true} assume true; {25088#true} is VALID [2022-04-08 12:34:20,504 INFO L284 TraceCheckUtils]: 67: Hoare quadruple {25088#true} {25278#(and (= main_~r~0 0) (= main_~s~0 1) (= (+ main_~a~0 (* (- 1) main_~b~0)) main_~c~0) (= (+ (- 1) main_~k~0) 0) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} #91#return; {25278#(and (= main_~r~0 0) (= main_~s~0 1) (= (+ main_~a~0 (* (- 1) main_~b~0)) main_~c~0) (= (+ (- 1) main_~k~0) 0) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 12:34:20,504 INFO L272 TraceCheckUtils]: 68: Hoare triple {25278#(and (= main_~r~0 0) (= main_~s~0 1) (= (+ main_~a~0 (* (- 1) main_~b~0)) main_~c~0) (= (+ (- 1) main_~k~0) 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)); {25088#true} is VALID [2022-04-08 12:34:20,504 INFO L290 TraceCheckUtils]: 69: Hoare triple {25088#true} ~cond := #in~cond; {25088#true} is VALID [2022-04-08 12:34:20,504 INFO L290 TraceCheckUtils]: 70: Hoare triple {25088#true} assume !(0 == ~cond); {25088#true} is VALID [2022-04-08 12:34:20,504 INFO L290 TraceCheckUtils]: 71: Hoare triple {25088#true} assume true; {25088#true} is VALID [2022-04-08 12:34:20,505 INFO L284 TraceCheckUtils]: 72: Hoare quadruple {25088#true} {25278#(and (= main_~r~0 0) (= main_~s~0 1) (= (+ main_~a~0 (* (- 1) main_~b~0)) main_~c~0) (= (+ (- 1) main_~k~0) 0) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} #93#return; {25278#(and (= main_~r~0 0) (= main_~s~0 1) (= (+ main_~a~0 (* (- 1) main_~b~0)) main_~c~0) (= (+ (- 1) main_~k~0) 0) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 12:34:20,505 INFO L272 TraceCheckUtils]: 73: Hoare triple {25278#(and (= main_~r~0 0) (= main_~s~0 1) (= (+ main_~a~0 (* (- 1) main_~b~0)) main_~c~0) (= (+ (- 1) main_~k~0) 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)); {25088#true} is VALID [2022-04-08 12:34:20,505 INFO L290 TraceCheckUtils]: 74: Hoare triple {25088#true} ~cond := #in~cond; {25088#true} is VALID [2022-04-08 12:34:20,505 INFO L290 TraceCheckUtils]: 75: Hoare triple {25088#true} assume !(0 == ~cond); {25088#true} is VALID [2022-04-08 12:34:20,505 INFO L290 TraceCheckUtils]: 76: Hoare triple {25088#true} assume true; {25088#true} is VALID [2022-04-08 12:34:20,506 INFO L284 TraceCheckUtils]: 77: Hoare quadruple {25088#true} {25278#(and (= main_~r~0 0) (= main_~s~0 1) (= (+ main_~a~0 (* (- 1) main_~b~0)) main_~c~0) (= (+ (- 1) main_~k~0) 0) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} #95#return; {25278#(and (= main_~r~0 0) (= main_~s~0 1) (= (+ main_~a~0 (* (- 1) main_~b~0)) main_~c~0) (= (+ (- 1) main_~k~0) 0) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 12:34:20,506 INFO L272 TraceCheckUtils]: 78: Hoare triple {25278#(and (= main_~r~0 0) (= main_~s~0 1) (= (+ main_~a~0 (* (- 1) main_~b~0)) main_~c~0) (= (+ (- 1) main_~k~0) 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)); {25088#true} is VALID [2022-04-08 12:34:20,506 INFO L290 TraceCheckUtils]: 79: Hoare triple {25088#true} ~cond := #in~cond; {25088#true} is VALID [2022-04-08 12:34:20,506 INFO L290 TraceCheckUtils]: 80: Hoare triple {25088#true} assume !(0 == ~cond); {25088#true} is VALID [2022-04-08 12:34:20,506 INFO L290 TraceCheckUtils]: 81: Hoare triple {25088#true} assume true; {25088#true} is VALID [2022-04-08 12:34:20,506 INFO L284 TraceCheckUtils]: 82: Hoare quadruple {25088#true} {25278#(and (= main_~r~0 0) (= main_~s~0 1) (= (+ main_~a~0 (* (- 1) main_~b~0)) main_~c~0) (= (+ (- 1) main_~k~0) 0) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} #97#return; {25278#(and (= main_~r~0 0) (= main_~s~0 1) (= (+ main_~a~0 (* (- 1) main_~b~0)) main_~c~0) (= (+ (- 1) main_~k~0) 0) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 12:34:20,507 INFO L290 TraceCheckUtils]: 83: Hoare triple {25278#(and (= main_~r~0 0) (= main_~s~0 1) (= (+ main_~a~0 (* (- 1) main_~b~0)) main_~c~0) (= (+ (- 1) main_~k~0) 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; {25345#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= (+ (* (- 2) main_~b~0) main_~a~0) main_~c~0) (= main_~q~0 0) (= (+ (- 2) main_~k~0) 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 12:34:20,508 INFO L290 TraceCheckUtils]: 84: Hoare triple {25345#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= (+ (* (- 2) main_~b~0) main_~a~0) main_~c~0) (= main_~q~0 0) (= (+ (- 2) main_~k~0) 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} assume !false; {25345#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= (+ (* (- 2) main_~b~0) main_~a~0) main_~c~0) (= main_~q~0 0) (= (+ (- 2) main_~k~0) 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 12:34:20,508 INFO L272 TraceCheckUtils]: 85: Hoare triple {25345#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= (+ (* (- 2) main_~b~0) main_~a~0) main_~c~0) (= main_~q~0 0) (= (+ (- 2) main_~k~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)); {25088#true} is VALID [2022-04-08 12:34:20,508 INFO L290 TraceCheckUtils]: 86: Hoare triple {25088#true} ~cond := #in~cond; {25088#true} is VALID [2022-04-08 12:34:20,508 INFO L290 TraceCheckUtils]: 87: Hoare triple {25088#true} assume !(0 == ~cond); {25088#true} is VALID [2022-04-08 12:34:20,508 INFO L290 TraceCheckUtils]: 88: Hoare triple {25088#true} assume true; {25088#true} is VALID [2022-04-08 12:34:20,509 INFO L284 TraceCheckUtils]: 89: Hoare quadruple {25088#true} {25345#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= (+ (* (- 2) main_~b~0) main_~a~0) main_~c~0) (= main_~q~0 0) (= (+ (- 2) main_~k~0) 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} #91#return; {25345#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= (+ (* (- 2) main_~b~0) main_~a~0) main_~c~0) (= main_~q~0 0) (= (+ (- 2) main_~k~0) 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 12:34:20,509 INFO L272 TraceCheckUtils]: 90: Hoare triple {25345#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= (+ (* (- 2) main_~b~0) main_~a~0) main_~c~0) (= main_~q~0 0) (= (+ (- 2) main_~k~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)); {25088#true} is VALID [2022-04-08 12:34:20,509 INFO L290 TraceCheckUtils]: 91: Hoare triple {25088#true} ~cond := #in~cond; {25088#true} is VALID [2022-04-08 12:34:20,509 INFO L290 TraceCheckUtils]: 92: Hoare triple {25088#true} assume !(0 == ~cond); {25088#true} is VALID [2022-04-08 12:34:20,509 INFO L290 TraceCheckUtils]: 93: Hoare triple {25088#true} assume true; {25088#true} is VALID [2022-04-08 12:34:20,510 INFO L284 TraceCheckUtils]: 94: Hoare quadruple {25088#true} {25345#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= (+ (* (- 2) main_~b~0) main_~a~0) main_~c~0) (= main_~q~0 0) (= (+ (- 2) main_~k~0) 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} #93#return; {25345#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= (+ (* (- 2) main_~b~0) main_~a~0) main_~c~0) (= main_~q~0 0) (= (+ (- 2) main_~k~0) 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 12:34:20,510 INFO L272 TraceCheckUtils]: 95: Hoare triple {25345#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= (+ (* (- 2) main_~b~0) main_~a~0) main_~c~0) (= main_~q~0 0) (= (+ (- 2) main_~k~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)); {25088#true} is VALID [2022-04-08 12:34:20,510 INFO L290 TraceCheckUtils]: 96: Hoare triple {25088#true} ~cond := #in~cond; {25088#true} is VALID [2022-04-08 12:34:20,510 INFO L290 TraceCheckUtils]: 97: Hoare triple {25088#true} assume !(0 == ~cond); {25088#true} is VALID [2022-04-08 12:34:20,510 INFO L290 TraceCheckUtils]: 98: Hoare triple {25088#true} assume true; {25088#true} is VALID [2022-04-08 12:34:20,511 INFO L284 TraceCheckUtils]: 99: Hoare quadruple {25088#true} {25345#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= (+ (* (- 2) main_~b~0) main_~a~0) main_~c~0) (= main_~q~0 0) (= (+ (- 2) main_~k~0) 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} #95#return; {25345#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= (+ (* (- 2) main_~b~0) main_~a~0) main_~c~0) (= main_~q~0 0) (= (+ (- 2) main_~k~0) 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 12:34:20,511 INFO L272 TraceCheckUtils]: 100: Hoare triple {25345#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= (+ (* (- 2) main_~b~0) main_~a~0) main_~c~0) (= main_~q~0 0) (= (+ (- 2) main_~k~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)); {25088#true} is VALID [2022-04-08 12:34:20,511 INFO L290 TraceCheckUtils]: 101: Hoare triple {25088#true} ~cond := #in~cond; {25088#true} is VALID [2022-04-08 12:34:20,511 INFO L290 TraceCheckUtils]: 102: Hoare triple {25088#true} assume !(0 == ~cond); {25088#true} is VALID [2022-04-08 12:34:20,511 INFO L290 TraceCheckUtils]: 103: Hoare triple {25088#true} assume true; {25088#true} is VALID [2022-04-08 12:34:20,512 INFO L284 TraceCheckUtils]: 104: Hoare quadruple {25088#true} {25345#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= (+ (* (- 2) main_~b~0) main_~a~0) main_~c~0) (= main_~q~0 0) (= (+ (- 2) main_~k~0) 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} #97#return; {25345#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= (+ (* (- 2) main_~b~0) main_~a~0) main_~c~0) (= main_~q~0 0) (= (+ (- 2) main_~k~0) 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 12:34:20,512 INFO L290 TraceCheckUtils]: 105: Hoare triple {25345#(and (= main_~r~0 0) (= main_~s~0 1) (= main_~b~0 main_~y~0) (= (+ (* (- 2) main_~b~0) main_~a~0) main_~c~0) (= main_~q~0 0) (= (+ (- 2) main_~k~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; {25412#(and (= main_~r~0 0) (= main_~s~0 1) (= (+ (* (- 2) main_~b~0) main_~a~0) (+ main_~c~0 main_~b~0)) (<= 0 main_~c~0) (= main_~b~0 main_~y~0) (= (+ main_~k~0 (- 3)) 0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 12:34:20,513 INFO L290 TraceCheckUtils]: 106: Hoare triple {25412#(and (= main_~r~0 0) (= main_~s~0 1) (= (+ (* (- 2) main_~b~0) main_~a~0) (+ main_~c~0 main_~b~0)) (<= 0 main_~c~0) (= main_~b~0 main_~y~0) (= (+ main_~k~0 (- 3)) 0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} assume !false; {25412#(and (= main_~r~0 0) (= main_~s~0 1) (= (+ (* (- 2) main_~b~0) main_~a~0) (+ main_~c~0 main_~b~0)) (<= 0 main_~c~0) (= main_~b~0 main_~y~0) (= (+ main_~k~0 (- 3)) 0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 12:34:20,513 INFO L272 TraceCheckUtils]: 107: Hoare triple {25412#(and (= main_~r~0 0) (= main_~s~0 1) (= (+ (* (- 2) main_~b~0) main_~a~0) (+ main_~c~0 main_~b~0)) (<= 0 main_~c~0) (= main_~b~0 main_~y~0) (= (+ main_~k~0 (- 3)) 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)); {25088#true} is VALID [2022-04-08 12:34:20,513 INFO L290 TraceCheckUtils]: 108: Hoare triple {25088#true} ~cond := #in~cond; {25422#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} is VALID [2022-04-08 12:34:20,513 INFO L290 TraceCheckUtils]: 109: Hoare triple {25422#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} assume !(0 == ~cond); {25426#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 12:34:20,514 INFO L290 TraceCheckUtils]: 110: Hoare triple {25426#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {25426#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 12:34:20,514 INFO L284 TraceCheckUtils]: 111: Hoare quadruple {25426#(not (= |__VERIFIER_assert_#in~cond| 0))} {25412#(and (= main_~r~0 0) (= main_~s~0 1) (= (+ (* (- 2) main_~b~0) main_~a~0) (+ main_~c~0 main_~b~0)) (<= 0 main_~c~0) (= main_~b~0 main_~y~0) (= (+ main_~k~0 (- 3)) 0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} #91#return; {25412#(and (= main_~r~0 0) (= main_~s~0 1) (= (+ (* (- 2) main_~b~0) main_~a~0) (+ main_~c~0 main_~b~0)) (<= 0 main_~c~0) (= main_~b~0 main_~y~0) (= (+ main_~k~0 (- 3)) 0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} is VALID [2022-04-08 12:34:20,514 INFO L272 TraceCheckUtils]: 112: Hoare triple {25412#(and (= main_~r~0 0) (= main_~s~0 1) (= (+ (* (- 2) main_~b~0) main_~a~0) (+ main_~c~0 main_~b~0)) (<= 0 main_~c~0) (= main_~b~0 main_~y~0) (= (+ main_~k~0 (- 3)) 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)); {25088#true} is VALID [2022-04-08 12:34:20,515 INFO L290 TraceCheckUtils]: 113: Hoare triple {25088#true} ~cond := #in~cond; {25422#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} is VALID [2022-04-08 12:34:20,515 INFO L290 TraceCheckUtils]: 114: Hoare triple {25422#(= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)} assume !(0 == ~cond); {25426#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 12:34:20,515 INFO L290 TraceCheckUtils]: 115: Hoare triple {25426#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {25426#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 12:34:20,516 INFO L284 TraceCheckUtils]: 116: Hoare quadruple {25426#(not (= |__VERIFIER_assert_#in~cond| 0))} {25412#(and (= main_~r~0 0) (= main_~s~0 1) (= (+ (* (- 2) main_~b~0) main_~a~0) (+ main_~c~0 main_~b~0)) (<= 0 main_~c~0) (= main_~b~0 main_~y~0) (= (+ main_~k~0 (- 3)) 0) (= main_~q~0 0) (= main_~a~0 main_~x~0) (= main_~p~0 1))} #93#return; {25448#(and (= main_~r~0 0) (= (+ main_~c~0 (* main_~b~0 3)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (= main_~s~0 1) (= main_~k~0 3) (<= 0 main_~c~0) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~p~0 1))} is VALID [2022-04-08 12:34:20,517 INFO L272 TraceCheckUtils]: 117: Hoare triple {25448#(and (= main_~r~0 0) (= (+ main_~c~0 (* main_~b~0 3)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (= main_~s~0 1) (= main_~k~0 3) (<= 0 main_~c~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)); {25088#true} is VALID [2022-04-08 12:34:20,517 INFO L290 TraceCheckUtils]: 118: Hoare triple {25088#true} ~cond := #in~cond; {25088#true} is VALID [2022-04-08 12:34:20,517 INFO L290 TraceCheckUtils]: 119: Hoare triple {25088#true} assume !(0 == ~cond); {25088#true} is VALID [2022-04-08 12:34:20,517 INFO L290 TraceCheckUtils]: 120: Hoare triple {25088#true} assume true; {25088#true} is VALID [2022-04-08 12:34:20,517 INFO L284 TraceCheckUtils]: 121: Hoare quadruple {25088#true} {25448#(and (= main_~r~0 0) (= (+ main_~c~0 (* main_~b~0 3)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (= main_~s~0 1) (= main_~k~0 3) (<= 0 main_~c~0) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~p~0 1))} #95#return; {25448#(and (= main_~r~0 0) (= (+ main_~c~0 (* main_~b~0 3)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (= main_~s~0 1) (= main_~k~0 3) (<= 0 main_~c~0) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~p~0 1))} is VALID [2022-04-08 12:34:20,518 INFO L272 TraceCheckUtils]: 122: Hoare triple {25448#(and (= main_~r~0 0) (= (+ main_~c~0 (* main_~b~0 3)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (= main_~s~0 1) (= main_~k~0 3) (<= 0 main_~c~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)); {25088#true} is VALID [2022-04-08 12:34:20,518 INFO L290 TraceCheckUtils]: 123: Hoare triple {25088#true} ~cond := #in~cond; {25088#true} is VALID [2022-04-08 12:34:20,518 INFO L290 TraceCheckUtils]: 124: Hoare triple {25088#true} assume !(0 == ~cond); {25088#true} is VALID [2022-04-08 12:34:20,518 INFO L290 TraceCheckUtils]: 125: Hoare triple {25088#true} assume true; {25088#true} is VALID [2022-04-08 12:34:20,519 INFO L284 TraceCheckUtils]: 126: Hoare quadruple {25088#true} {25448#(and (= main_~r~0 0) (= (+ main_~c~0 (* main_~b~0 3)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (= main_~s~0 1) (= main_~k~0 3) (<= 0 main_~c~0) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~p~0 1))} #97#return; {25448#(and (= main_~r~0 0) (= (+ main_~c~0 (* main_~b~0 3)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (= main_~s~0 1) (= main_~k~0 3) (<= 0 main_~c~0) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~p~0 1))} is VALID [2022-04-08 12:34:20,519 INFO L290 TraceCheckUtils]: 127: Hoare triple {25448#(and (= main_~r~0 0) (= (+ main_~c~0 (* main_~b~0 3)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (= main_~s~0 1) (= main_~k~0 3) (<= 0 main_~c~0) (= main_~b~0 main_~y~0) (= main_~q~0 0) (= main_~p~0 1))} assume !(~c~0 >= ~b~0); {25482#(and (= main_~r~0 0) (= (+ main_~c~0 (* main_~y~0 3)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (= main_~s~0 1) (= main_~k~0 3) (not (<= main_~y~0 main_~c~0)) (<= 0 main_~c~0) (= main_~q~0 0) (= main_~p~0 1))} is VALID [2022-04-08 12:34:20,520 INFO L290 TraceCheckUtils]: 128: Hoare triple {25482#(and (= main_~r~0 0) (= (+ main_~c~0 (* main_~y~0 3)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (= main_~s~0 1) (= main_~k~0 3) (not (<= main_~y~0 main_~c~0)) (<= 0 main_~c~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; {25486#(and (= main_~x~0 (+ main_~b~0 (* main_~y~0 3))) (not (<= main_~y~0 main_~b~0)) (= (+ main_~s~0 3) 0) (<= 0 main_~b~0) (= main_~q~0 1))} is VALID [2022-04-08 12:34:20,520 INFO L290 TraceCheckUtils]: 129: Hoare triple {25486#(and (= main_~x~0 (+ main_~b~0 (* main_~y~0 3))) (not (<= main_~y~0 main_~b~0)) (= (+ main_~s~0 3) 0) (<= 0 main_~b~0) (= main_~q~0 1))} assume !false; {25486#(and (= main_~x~0 (+ main_~b~0 (* main_~y~0 3))) (not (<= main_~y~0 main_~b~0)) (= (+ main_~s~0 3) 0) (<= 0 main_~b~0) (= main_~q~0 1))} is VALID [2022-04-08 12:34:20,521 INFO L290 TraceCheckUtils]: 130: Hoare triple {25486#(and (= main_~x~0 (+ main_~b~0 (* main_~y~0 3))) (not (<= main_~y~0 main_~b~0)) (= (+ main_~s~0 3) 0) (<= 0 main_~b~0) (= main_~q~0 1))} assume !(0 != ~b~0); {25493#(and (= (+ main_~x~0 (* main_~y~0 (- 3))) 0) (< main_~x~0 (* main_~y~0 4)) (= (+ main_~s~0 3) 0) (= main_~q~0 1))} is VALID [2022-04-08 12:34:20,521 INFO L272 TraceCheckUtils]: 131: Hoare triple {25493#(and (= (+ main_~x~0 (* main_~y~0 (- 3))) 0) (< main_~x~0 (* main_~y~0 4)) (= (+ main_~s~0 3) 0) (= main_~q~0 1))} call __VERIFIER_assert((if 0 == ~q~0 * ~x~0 + ~s~0 * ~y~0 then 1 else 0)); {25497#(<= 1 |__VERIFIER_assert_#in~cond|)} is VALID [2022-04-08 12:34:20,522 INFO L290 TraceCheckUtils]: 132: Hoare triple {25497#(<= 1 |__VERIFIER_assert_#in~cond|)} ~cond := #in~cond; {25501#(<= 1 __VERIFIER_assert_~cond)} is VALID [2022-04-08 12:34:20,522 INFO L290 TraceCheckUtils]: 133: Hoare triple {25501#(<= 1 __VERIFIER_assert_~cond)} assume 0 == ~cond; {25089#false} is VALID [2022-04-08 12:34:20,522 INFO L290 TraceCheckUtils]: 134: Hoare triple {25089#false} assume !false; {25089#false} is VALID [2022-04-08 12:34:20,522 INFO L134 CoverageAnalysis]: Checked inductivity of 610 backedges. 102 proven. 52 refuted. 0 times theorem prover too weak. 456 trivial. 0 not checked. [2022-04-08 12:34:20,523 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-08 12:36:18,764 INFO L290 TraceCheckUtils]: 134: Hoare triple {25089#false} assume !false; {25089#false} is VALID [2022-04-08 12:36:18,765 INFO L290 TraceCheckUtils]: 133: Hoare triple {25501#(<= 1 __VERIFIER_assert_~cond)} assume 0 == ~cond; {25089#false} is VALID [2022-04-08 12:36:18,765 INFO L290 TraceCheckUtils]: 132: Hoare triple {25497#(<= 1 |__VERIFIER_assert_#in~cond|)} ~cond := #in~cond; {25501#(<= 1 __VERIFIER_assert_~cond)} is VALID [2022-04-08 12:36:18,765 INFO L272 TraceCheckUtils]: 131: Hoare triple {25517#(= (+ (* 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)); {25497#(<= 1 |__VERIFIER_assert_#in~cond|)} is VALID [2022-04-08 12:36:18,766 INFO L290 TraceCheckUtils]: 130: Hoare triple {25521#(or (not (= main_~b~0 0)) (= (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) 0))} assume !(0 != ~b~0); {25517#(= (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) 0)} is VALID [2022-04-08 12:36:18,766 INFO L290 TraceCheckUtils]: 129: Hoare triple {25521#(or (not (= main_~b~0 0)) (= (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) 0))} assume !false; {25521#(or (not (= main_~b~0 0)) (= (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) 0))} is VALID [2022-04-08 12:36:20,547 INFO L290 TraceCheckUtils]: 128: Hoare triple {25528#(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; {25521#(or (not (= main_~b~0 0)) (= (+ (* main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) 0))} is VALID [2022-04-08 12:36:20,548 INFO L290 TraceCheckUtils]: 127: Hoare triple {25532#(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); {25528#(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 [2022-04-08 12:36:20,549 INFO L284 TraceCheckUtils]: 126: Hoare quadruple {25088#true} {25532#(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; {25532#(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 [2022-04-08 12:36:20,549 INFO L290 TraceCheckUtils]: 125: Hoare triple {25088#true} assume true; {25088#true} is VALID [2022-04-08 12:36:20,549 INFO L290 TraceCheckUtils]: 124: Hoare triple {25088#true} assume !(0 == ~cond); {25088#true} is VALID [2022-04-08 12:36:20,549 INFO L290 TraceCheckUtils]: 123: Hoare triple {25088#true} ~cond := #in~cond; {25088#true} is VALID [2022-04-08 12:36:20,549 INFO L272 TraceCheckUtils]: 122: Hoare triple {25532#(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)); {25088#true} is VALID [2022-04-08 12:36:20,549 INFO L284 TraceCheckUtils]: 121: Hoare quadruple {25088#true} {25532#(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; {25532#(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 [2022-04-08 12:36:20,549 INFO L290 TraceCheckUtils]: 120: Hoare triple {25088#true} assume true; {25088#true} is VALID [2022-04-08 12:36:20,550 INFO L290 TraceCheckUtils]: 119: Hoare triple {25088#true} assume !(0 == ~cond); {25088#true} is VALID [2022-04-08 12:36:20,550 INFO L290 TraceCheckUtils]: 118: Hoare triple {25088#true} ~cond := #in~cond; {25088#true} is VALID [2022-04-08 12:36:20,550 INFO L272 TraceCheckUtils]: 117: Hoare triple {25532#(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)); {25088#true} is VALID [2022-04-08 12:36:20,551 INFO L284 TraceCheckUtils]: 116: Hoare quadruple {25426#(not (= |__VERIFIER_assert_#in~cond| 0))} {25566#(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; {25532#(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 [2022-04-08 12:36:20,551 INFO L290 TraceCheckUtils]: 115: Hoare triple {25426#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {25426#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 12:36:20,551 INFO L290 TraceCheckUtils]: 114: Hoare triple {25576#(or (not (= |__VERIFIER_assert_#in~cond| 0)) (= __VERIFIER_assert_~cond 0))} assume !(0 == ~cond); {25426#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 12:36:20,551 INFO L290 TraceCheckUtils]: 113: Hoare triple {25088#true} ~cond := #in~cond; {25576#(or (not (= |__VERIFIER_assert_#in~cond| 0)) (= __VERIFIER_assert_~cond 0))} is VALID [2022-04-08 12:36:20,552 INFO L272 TraceCheckUtils]: 112: Hoare triple {25566#(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)); {25088#true} is VALID [2022-04-08 12:36:20,552 INFO L284 TraceCheckUtils]: 111: Hoare quadruple {25426#(not (= |__VERIFIER_assert_#in~cond| 0))} {25583#(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; {25566#(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 [2022-04-08 12:36:20,553 INFO L290 TraceCheckUtils]: 110: Hoare triple {25426#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {25426#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 12:36:20,553 INFO L290 TraceCheckUtils]: 109: Hoare triple {25576#(or (not (= |__VERIFIER_assert_#in~cond| 0)) (= __VERIFIER_assert_~cond 0))} assume !(0 == ~cond); {25426#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2022-04-08 12:36:20,553 INFO L290 TraceCheckUtils]: 108: Hoare triple {25088#true} ~cond := #in~cond; {25576#(or (not (= |__VERIFIER_assert_#in~cond| 0)) (= __VERIFIER_assert_~cond 0))} is VALID [2022-04-08 12:36:20,553 INFO L272 TraceCheckUtils]: 107: Hoare triple {25583#(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)); {25088#true} is VALID [2022-04-08 12:36:20,554 INFO L290 TraceCheckUtils]: 106: Hoare triple {25583#(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; {25583#(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 [2022-04-08 12:36:20,660 INFO L290 TraceCheckUtils]: 105: Hoare triple {25602#(or (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (<= main_~b~0 0) (= (+ (* main_~q~0 main_~x~0) (* main_~k~0 main_~y~0 main_~s~0) (* main_~q~0 main_~k~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (not (= main_~c~0 main_~b~0)) (not (= main_~a~0 (+ main_~b~0 (* main_~b~0 main_~k~0)))))} assume !!(~c~0 >= ~b~0);~c~0 := ~c~0 - ~b~0;~k~0 := 1 + ~k~0; {25583#(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 [2022-04-08 12:36:20,661 INFO L284 TraceCheckUtils]: 104: Hoare quadruple {25088#true} {25602#(or (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (<= main_~b~0 0) (= (+ (* main_~q~0 main_~x~0) (* main_~k~0 main_~y~0 main_~s~0) (* main_~q~0 main_~k~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (not (= main_~c~0 main_~b~0)) (not (= main_~a~0 (+ main_~b~0 (* main_~b~0 main_~k~0)))))} #97#return; {25602#(or (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (<= main_~b~0 0) (= (+ (* main_~q~0 main_~x~0) (* main_~k~0 main_~y~0 main_~s~0) (* main_~q~0 main_~k~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (not (= main_~c~0 main_~b~0)) (not (= main_~a~0 (+ main_~b~0 (* main_~b~0 main_~k~0)))))} is VALID [2022-04-08 12:36:20,661 INFO L290 TraceCheckUtils]: 103: Hoare triple {25088#true} assume true; {25088#true} is VALID [2022-04-08 12:36:20,661 INFO L290 TraceCheckUtils]: 102: Hoare triple {25088#true} assume !(0 == ~cond); {25088#true} is VALID [2022-04-08 12:36:20,661 INFO L290 TraceCheckUtils]: 101: Hoare triple {25088#true} ~cond := #in~cond; {25088#true} is VALID [2022-04-08 12:36:20,661 INFO L272 TraceCheckUtils]: 100: Hoare triple {25602#(or (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (<= main_~b~0 0) (= (+ (* main_~q~0 main_~x~0) (* main_~k~0 main_~y~0 main_~s~0) (* main_~q~0 main_~k~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (not (= main_~c~0 main_~b~0)) (not (= main_~a~0 (+ main_~b~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)); {25088#true} is VALID [2022-04-08 12:36:20,661 INFO L284 TraceCheckUtils]: 99: Hoare quadruple {25088#true} {25602#(or (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (<= main_~b~0 0) (= (+ (* main_~q~0 main_~x~0) (* main_~k~0 main_~y~0 main_~s~0) (* main_~q~0 main_~k~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (not (= main_~c~0 main_~b~0)) (not (= main_~a~0 (+ main_~b~0 (* main_~b~0 main_~k~0)))))} #95#return; {25602#(or (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (<= main_~b~0 0) (= (+ (* main_~q~0 main_~x~0) (* main_~k~0 main_~y~0 main_~s~0) (* main_~q~0 main_~k~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (not (= main_~c~0 main_~b~0)) (not (= main_~a~0 (+ main_~b~0 (* main_~b~0 main_~k~0)))))} is VALID [2022-04-08 12:36:20,662 INFO L290 TraceCheckUtils]: 98: Hoare triple {25088#true} assume true; {25088#true} is VALID [2022-04-08 12:36:20,662 INFO L290 TraceCheckUtils]: 97: Hoare triple {25088#true} assume !(0 == ~cond); {25088#true} is VALID [2022-04-08 12:36:20,662 INFO L290 TraceCheckUtils]: 96: Hoare triple {25088#true} ~cond := #in~cond; {25088#true} is VALID [2022-04-08 12:36:20,662 INFO L272 TraceCheckUtils]: 95: Hoare triple {25602#(or (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (<= main_~b~0 0) (= (+ (* main_~q~0 main_~x~0) (* main_~k~0 main_~y~0 main_~s~0) (* main_~q~0 main_~k~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (not (= main_~c~0 main_~b~0)) (not (= main_~a~0 (+ main_~b~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)); {25088#true} is VALID [2022-04-08 12:36:20,662 INFO L284 TraceCheckUtils]: 94: Hoare quadruple {25088#true} {25602#(or (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (<= main_~b~0 0) (= (+ (* main_~q~0 main_~x~0) (* main_~k~0 main_~y~0 main_~s~0) (* main_~q~0 main_~k~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (not (= main_~c~0 main_~b~0)) (not (= main_~a~0 (+ main_~b~0 (* main_~b~0 main_~k~0)))))} #93#return; {25602#(or (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (<= main_~b~0 0) (= (+ (* main_~q~0 main_~x~0) (* main_~k~0 main_~y~0 main_~s~0) (* main_~q~0 main_~k~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (not (= main_~c~0 main_~b~0)) (not (= main_~a~0 (+ main_~b~0 (* main_~b~0 main_~k~0)))))} is VALID [2022-04-08 12:36:20,662 INFO L290 TraceCheckUtils]: 93: Hoare triple {25088#true} assume true; {25088#true} is VALID [2022-04-08 12:36:20,663 INFO L290 TraceCheckUtils]: 92: Hoare triple {25088#true} assume !(0 == ~cond); {25088#true} is VALID [2022-04-08 12:36:20,663 INFO L290 TraceCheckUtils]: 91: Hoare triple {25088#true} ~cond := #in~cond; {25088#true} is VALID [2022-04-08 12:36:20,663 INFO L272 TraceCheckUtils]: 90: Hoare triple {25602#(or (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (<= main_~b~0 0) (= (+ (* main_~q~0 main_~x~0) (* main_~k~0 main_~y~0 main_~s~0) (* main_~q~0 main_~k~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (not (= main_~c~0 main_~b~0)) (not (= main_~a~0 (+ main_~b~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)); {25088#true} is VALID [2022-04-08 12:36:20,663 INFO L284 TraceCheckUtils]: 89: Hoare quadruple {25088#true} {25602#(or (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (<= main_~b~0 0) (= (+ (* main_~q~0 main_~x~0) (* main_~k~0 main_~y~0 main_~s~0) (* main_~q~0 main_~k~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (not (= main_~c~0 main_~b~0)) (not (= main_~a~0 (+ main_~b~0 (* main_~b~0 main_~k~0)))))} #91#return; {25602#(or (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (<= main_~b~0 0) (= (+ (* main_~q~0 main_~x~0) (* main_~k~0 main_~y~0 main_~s~0) (* main_~q~0 main_~k~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (not (= main_~c~0 main_~b~0)) (not (= main_~a~0 (+ main_~b~0 (* main_~b~0 main_~k~0)))))} is VALID [2022-04-08 12:36:20,663 INFO L290 TraceCheckUtils]: 88: Hoare triple {25088#true} assume true; {25088#true} is VALID [2022-04-08 12:36:20,663 INFO L290 TraceCheckUtils]: 87: Hoare triple {25088#true} assume !(0 == ~cond); {25088#true} is VALID [2022-04-08 12:36:20,664 INFO L290 TraceCheckUtils]: 86: Hoare triple {25088#true} ~cond := #in~cond; {25088#true} is VALID [2022-04-08 12:36:20,664 INFO L272 TraceCheckUtils]: 85: Hoare triple {25602#(or (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (<= main_~b~0 0) (= (+ (* main_~q~0 main_~x~0) (* main_~k~0 main_~y~0 main_~s~0) (* main_~q~0 main_~k~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (not (= main_~c~0 main_~b~0)) (not (= main_~a~0 (+ main_~b~0 (* main_~b~0 main_~k~0)))))} call __VERIFIER_assert((if ~a~0 == ~k~0 * ~b~0 + ~c~0 then 1 else 0)); {25088#true} is VALID [2022-04-08 12:36:20,664 INFO L290 TraceCheckUtils]: 84: Hoare triple {25602#(or (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (<= main_~b~0 0) (= (+ (* main_~q~0 main_~x~0) (* main_~k~0 main_~y~0 main_~s~0) (* main_~q~0 main_~k~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (not (= main_~c~0 main_~b~0)) (not (= main_~a~0 (+ main_~b~0 (* main_~b~0 main_~k~0)))))} assume !false; {25602#(or (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (<= main_~b~0 0) (= (+ (* main_~q~0 main_~x~0) (* main_~k~0 main_~y~0 main_~s~0) (* main_~q~0 main_~k~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (not (= main_~c~0 main_~b~0)) (not (= main_~a~0 (+ main_~b~0 (* main_~b~0 main_~k~0)))))} is VALID [2022-04-08 12:36:21,239 INFO L290 TraceCheckUtils]: 83: Hoare triple {25669#(or (not (= (+ main_~b~0 (* (+ main_~k~0 1) main_~b~0)) main_~a~0)) (not (= main_~b~0 (+ main_~c~0 (* (- 1) main_~b~0)))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (<= main_~b~0 0) (= (+ (* (+ main_~k~0 1) main_~q~0 main_~x~0) (* main_~q~0 main_~x~0) (* (+ main_~k~0 1) main_~y~0 main_~s~0) (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} assume !!(~c~0 >= ~b~0);~c~0 := ~c~0 - ~b~0;~k~0 := 1 + ~k~0; {25602#(or (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (<= main_~b~0 0) (= (+ (* main_~q~0 main_~x~0) (* main_~k~0 main_~y~0 main_~s~0) (* main_~q~0 main_~k~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (not (= main_~c~0 main_~b~0)) (not (= main_~a~0 (+ main_~b~0 (* main_~b~0 main_~k~0)))))} is VALID [2022-04-08 12:36:21,240 INFO L284 TraceCheckUtils]: 82: Hoare quadruple {25088#true} {25669#(or (not (= (+ main_~b~0 (* (+ main_~k~0 1) main_~b~0)) main_~a~0)) (not (= main_~b~0 (+ main_~c~0 (* (- 1) main_~b~0)))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (<= main_~b~0 0) (= (+ (* (+ main_~k~0 1) main_~q~0 main_~x~0) (* main_~q~0 main_~x~0) (* (+ main_~k~0 1) main_~y~0 main_~s~0) (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} #97#return; {25669#(or (not (= (+ main_~b~0 (* (+ main_~k~0 1) main_~b~0)) main_~a~0)) (not (= main_~b~0 (+ main_~c~0 (* (- 1) main_~b~0)))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (<= main_~b~0 0) (= (+ (* (+ main_~k~0 1) main_~q~0 main_~x~0) (* main_~q~0 main_~x~0) (* (+ main_~k~0 1) main_~y~0 main_~s~0) (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} is VALID [2022-04-08 12:36:21,241 INFO L290 TraceCheckUtils]: 81: Hoare triple {25088#true} assume true; {25088#true} is VALID [2022-04-08 12:36:21,241 INFO L290 TraceCheckUtils]: 80: Hoare triple {25088#true} assume !(0 == ~cond); {25088#true} is VALID [2022-04-08 12:36:21,241 INFO L290 TraceCheckUtils]: 79: Hoare triple {25088#true} ~cond := #in~cond; {25088#true} is VALID [2022-04-08 12:36:21,241 INFO L272 TraceCheckUtils]: 78: Hoare triple {25669#(or (not (= (+ main_~b~0 (* (+ main_~k~0 1) main_~b~0)) main_~a~0)) (not (= main_~b~0 (+ main_~c~0 (* (- 1) main_~b~0)))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (<= main_~b~0 0) (= (+ (* (+ main_~k~0 1) main_~q~0 main_~x~0) (* main_~q~0 main_~x~0) (* (+ main_~k~0 1) main_~y~0 main_~s~0) (* main_~y~0 main_~s~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)); {25088#true} is VALID [2022-04-08 12:36:21,241 INFO L284 TraceCheckUtils]: 77: Hoare quadruple {25088#true} {25669#(or (not (= (+ main_~b~0 (* (+ main_~k~0 1) main_~b~0)) main_~a~0)) (not (= main_~b~0 (+ main_~c~0 (* (- 1) main_~b~0)))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (<= main_~b~0 0) (= (+ (* (+ main_~k~0 1) main_~q~0 main_~x~0) (* main_~q~0 main_~x~0) (* (+ main_~k~0 1) main_~y~0 main_~s~0) (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} #95#return; {25669#(or (not (= (+ main_~b~0 (* (+ main_~k~0 1) main_~b~0)) main_~a~0)) (not (= main_~b~0 (+ main_~c~0 (* (- 1) main_~b~0)))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (<= main_~b~0 0) (= (+ (* (+ main_~k~0 1) main_~q~0 main_~x~0) (* main_~q~0 main_~x~0) (* (+ main_~k~0 1) main_~y~0 main_~s~0) (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} is VALID [2022-04-08 12:36:21,242 INFO L290 TraceCheckUtils]: 76: Hoare triple {25088#true} assume true; {25088#true} is VALID [2022-04-08 12:36:21,242 INFO L290 TraceCheckUtils]: 75: Hoare triple {25088#true} assume !(0 == ~cond); {25088#true} is VALID [2022-04-08 12:36:21,242 INFO L290 TraceCheckUtils]: 74: Hoare triple {25088#true} ~cond := #in~cond; {25088#true} is VALID [2022-04-08 12:36:21,242 INFO L272 TraceCheckUtils]: 73: Hoare triple {25669#(or (not (= (+ main_~b~0 (* (+ main_~k~0 1) main_~b~0)) main_~a~0)) (not (= main_~b~0 (+ main_~c~0 (* (- 1) main_~b~0)))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (<= main_~b~0 0) (= (+ (* (+ main_~k~0 1) main_~q~0 main_~x~0) (* main_~q~0 main_~x~0) (* (+ main_~k~0 1) main_~y~0 main_~s~0) (* main_~y~0 main_~s~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)); {25088#true} is VALID [2022-04-08 12:36:21,242 INFO L284 TraceCheckUtils]: 72: Hoare quadruple {25088#true} {25669#(or (not (= (+ main_~b~0 (* (+ main_~k~0 1) main_~b~0)) main_~a~0)) (not (= main_~b~0 (+ main_~c~0 (* (- 1) main_~b~0)))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (<= main_~b~0 0) (= (+ (* (+ main_~k~0 1) main_~q~0 main_~x~0) (* main_~q~0 main_~x~0) (* (+ main_~k~0 1) main_~y~0 main_~s~0) (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} #93#return; {25669#(or (not (= (+ main_~b~0 (* (+ main_~k~0 1) main_~b~0)) main_~a~0)) (not (= main_~b~0 (+ main_~c~0 (* (- 1) main_~b~0)))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (<= main_~b~0 0) (= (+ (* (+ main_~k~0 1) main_~q~0 main_~x~0) (* main_~q~0 main_~x~0) (* (+ main_~k~0 1) main_~y~0 main_~s~0) (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} is VALID [2022-04-08 12:36:21,242 INFO L290 TraceCheckUtils]: 71: Hoare triple {25088#true} assume true; {25088#true} is VALID [2022-04-08 12:36:21,243 INFO L290 TraceCheckUtils]: 70: Hoare triple {25088#true} assume !(0 == ~cond); {25088#true} is VALID [2022-04-08 12:36:21,243 INFO L290 TraceCheckUtils]: 69: Hoare triple {25088#true} ~cond := #in~cond; {25088#true} is VALID [2022-04-08 12:36:21,243 INFO L272 TraceCheckUtils]: 68: Hoare triple {25669#(or (not (= (+ main_~b~0 (* (+ main_~k~0 1) main_~b~0)) main_~a~0)) (not (= main_~b~0 (+ main_~c~0 (* (- 1) main_~b~0)))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (<= main_~b~0 0) (= (+ (* (+ main_~k~0 1) main_~q~0 main_~x~0) (* main_~q~0 main_~x~0) (* (+ main_~k~0 1) main_~y~0 main_~s~0) (* main_~y~0 main_~s~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)); {25088#true} is VALID [2022-04-08 12:36:21,243 INFO L284 TraceCheckUtils]: 67: Hoare quadruple {25088#true} {25669#(or (not (= (+ main_~b~0 (* (+ main_~k~0 1) main_~b~0)) main_~a~0)) (not (= main_~b~0 (+ main_~c~0 (* (- 1) main_~b~0)))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (<= main_~b~0 0) (= (+ (* (+ main_~k~0 1) main_~q~0 main_~x~0) (* main_~q~0 main_~x~0) (* (+ main_~k~0 1) main_~y~0 main_~s~0) (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} #91#return; {25669#(or (not (= (+ main_~b~0 (* (+ main_~k~0 1) main_~b~0)) main_~a~0)) (not (= main_~b~0 (+ main_~c~0 (* (- 1) main_~b~0)))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (<= main_~b~0 0) (= (+ (* (+ main_~k~0 1) main_~q~0 main_~x~0) (* main_~q~0 main_~x~0) (* (+ main_~k~0 1) main_~y~0 main_~s~0) (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} is VALID [2022-04-08 12:36:21,243 INFO L290 TraceCheckUtils]: 66: Hoare triple {25088#true} assume true; {25088#true} is VALID [2022-04-08 12:36:21,243 INFO L290 TraceCheckUtils]: 65: Hoare triple {25088#true} assume !(0 == ~cond); {25088#true} is VALID [2022-04-08 12:36:21,244 INFO L290 TraceCheckUtils]: 64: Hoare triple {25088#true} ~cond := #in~cond; {25088#true} is VALID [2022-04-08 12:36:21,244 INFO L272 TraceCheckUtils]: 63: Hoare triple {25669#(or (not (= (+ main_~b~0 (* (+ main_~k~0 1) main_~b~0)) main_~a~0)) (not (= main_~b~0 (+ main_~c~0 (* (- 1) main_~b~0)))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (<= main_~b~0 0) (= (+ (* (+ main_~k~0 1) main_~q~0 main_~x~0) (* main_~q~0 main_~x~0) (* (+ main_~k~0 1) main_~y~0 main_~s~0) (* main_~y~0 main_~s~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)); {25088#true} is VALID [2022-04-08 12:36:21,244 INFO L290 TraceCheckUtils]: 62: Hoare triple {25669#(or (not (= (+ main_~b~0 (* (+ main_~k~0 1) main_~b~0)) main_~a~0)) (not (= main_~b~0 (+ main_~c~0 (* (- 1) main_~b~0)))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (<= main_~b~0 0) (= (+ (* (+ main_~k~0 1) main_~q~0 main_~x~0) (* main_~q~0 main_~x~0) (* (+ main_~k~0 1) main_~y~0 main_~s~0) (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} assume !false; {25669#(or (not (= (+ main_~b~0 (* (+ main_~k~0 1) main_~b~0)) main_~a~0)) (not (= main_~b~0 (+ main_~c~0 (* (- 1) main_~b~0)))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (<= main_~b~0 0) (= (+ (* (+ main_~k~0 1) main_~q~0 main_~x~0) (* main_~q~0 main_~x~0) (* (+ main_~k~0 1) main_~y~0 main_~s~0) (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} is VALID [2022-04-08 12:36:21,483 INFO L290 TraceCheckUtils]: 61: Hoare triple {25736#(or (not (= (+ main_~c~0 (* (- 1) main_~b~0)) (* main_~b~0 2))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (not (= main_~a~0 (+ main_~b~0 (* (+ main_~k~0 2) main_~b~0)))) (<= main_~b~0 0) (= (+ (* (+ main_~k~0 2) main_~y~0 main_~s~0) (* main_~q~0 main_~x~0) (* (+ main_~k~0 2) main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} assume !!(~c~0 >= ~b~0);~c~0 := ~c~0 - ~b~0;~k~0 := 1 + ~k~0; {25669#(or (not (= (+ main_~b~0 (* (+ main_~k~0 1) main_~b~0)) main_~a~0)) (not (= main_~b~0 (+ main_~c~0 (* (- 1) main_~b~0)))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (<= main_~b~0 0) (= (+ (* (+ main_~k~0 1) main_~q~0 main_~x~0) (* main_~q~0 main_~x~0) (* (+ main_~k~0 1) main_~y~0 main_~s~0) (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} is VALID [2022-04-08 12:36:21,484 INFO L284 TraceCheckUtils]: 60: Hoare quadruple {25088#true} {25736#(or (not (= (+ main_~c~0 (* (- 1) main_~b~0)) (* main_~b~0 2))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (not (= main_~a~0 (+ main_~b~0 (* (+ main_~k~0 2) main_~b~0)))) (<= main_~b~0 0) (= (+ (* (+ main_~k~0 2) main_~y~0 main_~s~0) (* main_~q~0 main_~x~0) (* (+ main_~k~0 2) main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} #97#return; {25736#(or (not (= (+ main_~c~0 (* (- 1) main_~b~0)) (* main_~b~0 2))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (not (= main_~a~0 (+ main_~b~0 (* (+ main_~k~0 2) main_~b~0)))) (<= main_~b~0 0) (= (+ (* (+ main_~k~0 2) main_~y~0 main_~s~0) (* main_~q~0 main_~x~0) (* (+ main_~k~0 2) main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} is VALID [2022-04-08 12:36:21,485 INFO L290 TraceCheckUtils]: 59: Hoare triple {25088#true} assume true; {25088#true} is VALID [2022-04-08 12:36:21,485 INFO L290 TraceCheckUtils]: 58: Hoare triple {25088#true} assume !(0 == ~cond); {25088#true} is VALID [2022-04-08 12:36:21,485 INFO L290 TraceCheckUtils]: 57: Hoare triple {25088#true} ~cond := #in~cond; {25088#true} is VALID [2022-04-08 12:36:21,485 INFO L272 TraceCheckUtils]: 56: Hoare triple {25736#(or (not (= (+ main_~c~0 (* (- 1) main_~b~0)) (* main_~b~0 2))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (not (= main_~a~0 (+ main_~b~0 (* (+ main_~k~0 2) main_~b~0)))) (<= main_~b~0 0) (= (+ (* (+ main_~k~0 2) main_~y~0 main_~s~0) (* main_~q~0 main_~x~0) (* (+ main_~k~0 2) main_~q~0 main_~x~0) (* main_~y~0 main_~s~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)); {25088#true} is VALID [2022-04-08 12:36:21,491 INFO L284 TraceCheckUtils]: 55: Hoare quadruple {25088#true} {25736#(or (not (= (+ main_~c~0 (* (- 1) main_~b~0)) (* main_~b~0 2))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (not (= main_~a~0 (+ main_~b~0 (* (+ main_~k~0 2) main_~b~0)))) (<= main_~b~0 0) (= (+ (* (+ main_~k~0 2) main_~y~0 main_~s~0) (* main_~q~0 main_~x~0) (* (+ main_~k~0 2) main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} #95#return; {25736#(or (not (= (+ main_~c~0 (* (- 1) main_~b~0)) (* main_~b~0 2))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (not (= main_~a~0 (+ main_~b~0 (* (+ main_~k~0 2) main_~b~0)))) (<= main_~b~0 0) (= (+ (* (+ main_~k~0 2) main_~y~0 main_~s~0) (* main_~q~0 main_~x~0) (* (+ main_~k~0 2) main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} is VALID [2022-04-08 12:36:21,492 INFO L290 TraceCheckUtils]: 54: Hoare triple {25088#true} assume true; {25088#true} is VALID [2022-04-08 12:36:21,492 INFO L290 TraceCheckUtils]: 53: Hoare triple {25088#true} assume !(0 == ~cond); {25088#true} is VALID [2022-04-08 12:36:21,492 INFO L290 TraceCheckUtils]: 52: Hoare triple {25088#true} ~cond := #in~cond; {25088#true} is VALID [2022-04-08 12:36:21,492 INFO L272 TraceCheckUtils]: 51: Hoare triple {25736#(or (not (= (+ main_~c~0 (* (- 1) main_~b~0)) (* main_~b~0 2))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (not (= main_~a~0 (+ main_~b~0 (* (+ main_~k~0 2) main_~b~0)))) (<= main_~b~0 0) (= (+ (* (+ main_~k~0 2) main_~y~0 main_~s~0) (* main_~q~0 main_~x~0) (* (+ main_~k~0 2) main_~q~0 main_~x~0) (* main_~y~0 main_~s~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)); {25088#true} is VALID [2022-04-08 12:36:21,493 INFO L284 TraceCheckUtils]: 50: Hoare quadruple {25088#true} {25736#(or (not (= (+ main_~c~0 (* (- 1) main_~b~0)) (* main_~b~0 2))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (not (= main_~a~0 (+ main_~b~0 (* (+ main_~k~0 2) main_~b~0)))) (<= main_~b~0 0) (= (+ (* (+ main_~k~0 2) main_~y~0 main_~s~0) (* main_~q~0 main_~x~0) (* (+ main_~k~0 2) main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} #93#return; {25736#(or (not (= (+ main_~c~0 (* (- 1) main_~b~0)) (* main_~b~0 2))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (not (= main_~a~0 (+ main_~b~0 (* (+ main_~k~0 2) main_~b~0)))) (<= main_~b~0 0) (= (+ (* (+ main_~k~0 2) main_~y~0 main_~s~0) (* main_~q~0 main_~x~0) (* (+ main_~k~0 2) main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} is VALID [2022-04-08 12:36:21,493 INFO L290 TraceCheckUtils]: 49: Hoare triple {25088#true} assume true; {25088#true} is VALID [2022-04-08 12:36:21,493 INFO L290 TraceCheckUtils]: 48: Hoare triple {25088#true} assume !(0 == ~cond); {25088#true} is VALID [2022-04-08 12:36:21,493 INFO L290 TraceCheckUtils]: 47: Hoare triple {25088#true} ~cond := #in~cond; {25088#true} is VALID [2022-04-08 12:36:21,493 INFO L272 TraceCheckUtils]: 46: Hoare triple {25736#(or (not (= (+ main_~c~0 (* (- 1) main_~b~0)) (* main_~b~0 2))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (not (= main_~a~0 (+ main_~b~0 (* (+ main_~k~0 2) main_~b~0)))) (<= main_~b~0 0) (= (+ (* (+ main_~k~0 2) main_~y~0 main_~s~0) (* main_~q~0 main_~x~0) (* (+ main_~k~0 2) main_~q~0 main_~x~0) (* main_~y~0 main_~s~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)); {25088#true} is VALID [2022-04-08 12:36:21,493 INFO L284 TraceCheckUtils]: 45: Hoare quadruple {25088#true} {25736#(or (not (= (+ main_~c~0 (* (- 1) main_~b~0)) (* main_~b~0 2))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (not (= main_~a~0 (+ main_~b~0 (* (+ main_~k~0 2) main_~b~0)))) (<= main_~b~0 0) (= (+ (* (+ main_~k~0 2) main_~y~0 main_~s~0) (* main_~q~0 main_~x~0) (* (+ main_~k~0 2) main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} #91#return; {25736#(or (not (= (+ main_~c~0 (* (- 1) main_~b~0)) (* main_~b~0 2))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (not (= main_~a~0 (+ main_~b~0 (* (+ main_~k~0 2) main_~b~0)))) (<= main_~b~0 0) (= (+ (* (+ main_~k~0 2) main_~y~0 main_~s~0) (* main_~q~0 main_~x~0) (* (+ main_~k~0 2) main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} is VALID [2022-04-08 12:36:21,494 INFO L290 TraceCheckUtils]: 44: Hoare triple {25088#true} assume true; {25088#true} is VALID [2022-04-08 12:36:21,494 INFO L290 TraceCheckUtils]: 43: Hoare triple {25088#true} assume !(0 == ~cond); {25088#true} is VALID [2022-04-08 12:36:21,494 INFO L290 TraceCheckUtils]: 42: Hoare triple {25088#true} ~cond := #in~cond; {25088#true} is VALID [2022-04-08 12:36:21,494 INFO L272 TraceCheckUtils]: 41: Hoare triple {25736#(or (not (= (+ main_~c~0 (* (- 1) main_~b~0)) (* main_~b~0 2))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (not (= main_~a~0 (+ main_~b~0 (* (+ main_~k~0 2) main_~b~0)))) (<= main_~b~0 0) (= (+ (* (+ main_~k~0 2) main_~y~0 main_~s~0) (* main_~q~0 main_~x~0) (* (+ main_~k~0 2) main_~q~0 main_~x~0) (* main_~y~0 main_~s~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)); {25088#true} is VALID [2022-04-08 12:36:21,494 INFO L290 TraceCheckUtils]: 40: Hoare triple {25736#(or (not (= (+ main_~c~0 (* (- 1) main_~b~0)) (* main_~b~0 2))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (not (= main_~a~0 (+ main_~b~0 (* (+ main_~k~0 2) main_~b~0)))) (<= main_~b~0 0) (= (+ (* (+ main_~k~0 2) main_~y~0 main_~s~0) (* main_~q~0 main_~x~0) (* (+ main_~k~0 2) main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} assume !false; {25736#(or (not (= (+ main_~c~0 (* (- 1) main_~b~0)) (* main_~b~0 2))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (not (= main_~a~0 (+ main_~b~0 (* (+ main_~k~0 2) main_~b~0)))) (<= main_~b~0 0) (= (+ (* (+ main_~k~0 2) main_~y~0 main_~s~0) (* main_~q~0 main_~x~0) (* (+ main_~k~0 2) main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} is VALID [2022-04-08 12:36:21,495 INFO L290 TraceCheckUtils]: 39: Hoare triple {25803#(or (= (+ (* (* main_~q~0 main_~x~0) 3) (* 3 (* main_~y~0 main_~s~0))) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (<= main_~b~0 0) (not (= (+ main_~a~0 (* (- 1) main_~b~0)) (* main_~b~0 2))))} assume !!(0 != ~b~0);~c~0 := ~a~0;~k~0 := 0; {25736#(or (not (= (+ main_~c~0 (* (- 1) main_~b~0)) (* main_~b~0 2))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (not (= main_~a~0 (+ main_~b~0 (* (+ main_~k~0 2) main_~b~0)))) (<= main_~b~0 0) (= (+ (* (+ main_~k~0 2) main_~y~0 main_~s~0) (* main_~q~0 main_~x~0) (* (+ main_~k~0 2) main_~q~0 main_~x~0) (* main_~y~0 main_~s~0)) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))))} is VALID [2022-04-08 12:36:21,495 INFO L290 TraceCheckUtils]: 38: Hoare triple {25803#(or (= (+ (* (* main_~q~0 main_~x~0) 3) (* 3 (* main_~y~0 main_~s~0))) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (<= main_~b~0 0) (not (= (+ main_~a~0 (* (- 1) main_~b~0)) (* main_~b~0 2))))} assume !false; {25803#(or (= (+ (* (* main_~q~0 main_~x~0) 3) (* 3 (* main_~y~0 main_~s~0))) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (<= main_~b~0 0) (not (= (+ main_~a~0 (* (- 1) main_~b~0)) (* main_~b~0 2))))} is VALID [2022-04-08 12:36:21,496 INFO L284 TraceCheckUtils]: 37: Hoare quadruple {25088#true} {25803#(or (= (+ (* (* main_~q~0 main_~x~0) 3) (* 3 (* main_~y~0 main_~s~0))) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (<= main_~b~0 0) (not (= (+ main_~a~0 (* (- 1) main_~b~0)) (* main_~b~0 2))))} #89#return; {25803#(or (= (+ (* (* main_~q~0 main_~x~0) 3) (* 3 (* main_~y~0 main_~s~0))) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (<= main_~b~0 0) (not (= (+ main_~a~0 (* (- 1) main_~b~0)) (* main_~b~0 2))))} is VALID [2022-04-08 12:36:21,496 INFO L290 TraceCheckUtils]: 36: Hoare triple {25088#true} assume true; {25088#true} is VALID [2022-04-08 12:36:21,496 INFO L290 TraceCheckUtils]: 35: Hoare triple {25088#true} assume !(0 == ~cond); {25088#true} is VALID [2022-04-08 12:36:21,496 INFO L290 TraceCheckUtils]: 34: Hoare triple {25088#true} ~cond := #in~cond; {25088#true} is VALID [2022-04-08 12:36:21,496 INFO L272 TraceCheckUtils]: 33: Hoare triple {25803#(or (= (+ (* (* main_~q~0 main_~x~0) 3) (* 3 (* main_~y~0 main_~s~0))) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (<= main_~b~0 0) (not (= (+ main_~a~0 (* (- 1) main_~b~0)) (* main_~b~0 2))))} call assume_abort_if_not((if ~yy~0 < 2147483647 then 1 else 0)); {25088#true} is VALID [2022-04-08 12:36:21,497 INFO L284 TraceCheckUtils]: 32: Hoare quadruple {25088#true} {25803#(or (= (+ (* (* main_~q~0 main_~x~0) 3) (* 3 (* main_~y~0 main_~s~0))) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (<= main_~b~0 0) (not (= (+ main_~a~0 (* (- 1) main_~b~0)) (* main_~b~0 2))))} #87#return; {25803#(or (= (+ (* (* main_~q~0 main_~x~0) 3) (* 3 (* main_~y~0 main_~s~0))) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (<= main_~b~0 0) (not (= (+ main_~a~0 (* (- 1) main_~b~0)) (* main_~b~0 2))))} is VALID [2022-04-08 12:36:21,497 INFO L290 TraceCheckUtils]: 31: Hoare triple {25088#true} assume true; {25088#true} is VALID [2022-04-08 12:36:21,497 INFO L290 TraceCheckUtils]: 30: Hoare triple {25088#true} assume !(0 == ~cond); {25088#true} is VALID [2022-04-08 12:36:21,497 INFO L290 TraceCheckUtils]: 29: Hoare triple {25088#true} ~cond := #in~cond; {25088#true} is VALID [2022-04-08 12:36:21,497 INFO L272 TraceCheckUtils]: 28: Hoare triple {25803#(or (= (+ (* (* main_~q~0 main_~x~0) 3) (* 3 (* main_~y~0 main_~s~0))) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (<= main_~b~0 0) (not (= (+ main_~a~0 (* (- 1) main_~b~0)) (* main_~b~0 2))))} call assume_abort_if_not((if ~xy~0 < 2147483647 then 1 else 0)); {25088#true} is VALID [2022-04-08 12:36:21,498 INFO L290 TraceCheckUtils]: 27: Hoare triple {25088#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; {25803#(or (= (+ (* (* main_~q~0 main_~x~0) 3) (* 3 (* main_~y~0 main_~s~0))) (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0))) (not (= main_~a~0 (+ (* main_~y~0 main_~r~0) (* main_~p~0 main_~x~0)))) (<= main_~b~0 0) (not (= (+ main_~a~0 (* (- 1) main_~b~0)) (* main_~b~0 2))))} is VALID [2022-04-08 12:36:21,498 INFO L284 TraceCheckUtils]: 26: Hoare quadruple {25088#true} {25088#true} #85#return; {25088#true} is VALID [2022-04-08 12:36:21,498 INFO L290 TraceCheckUtils]: 25: Hoare triple {25088#true} assume true; {25088#true} is VALID [2022-04-08 12:36:21,498 INFO L290 TraceCheckUtils]: 24: Hoare triple {25088#true} assume !(0 == ~cond); {25088#true} is VALID [2022-04-08 12:36:21,498 INFO L290 TraceCheckUtils]: 23: Hoare triple {25088#true} ~cond := #in~cond; {25088#true} is VALID [2022-04-08 12:36:21,498 INFO L272 TraceCheckUtils]: 22: Hoare triple {25088#true} call assume_abort_if_not((if ~y~0 >= 1 then 1 else 0)); {25088#true} is VALID [2022-04-08 12:36:21,498 INFO L284 TraceCheckUtils]: 21: Hoare quadruple {25088#true} {25088#true} #83#return; {25088#true} is VALID [2022-04-08 12:36:21,498 INFO L290 TraceCheckUtils]: 20: Hoare triple {25088#true} assume true; {25088#true} is VALID [2022-04-08 12:36:21,498 INFO L290 TraceCheckUtils]: 19: Hoare triple {25088#true} assume !(0 == ~cond); {25088#true} is VALID [2022-04-08 12:36:21,498 INFO L290 TraceCheckUtils]: 18: Hoare triple {25088#true} ~cond := #in~cond; {25088#true} is VALID [2022-04-08 12:36:21,499 INFO L272 TraceCheckUtils]: 17: Hoare triple {25088#true} call assume_abort_if_not((if ~x~0 >= 1 then 1 else 0)); {25088#true} is VALID [2022-04-08 12:36:21,499 INFO L284 TraceCheckUtils]: 16: Hoare quadruple {25088#true} {25088#true} #81#return; {25088#true} is VALID [2022-04-08 12:36:21,499 INFO L290 TraceCheckUtils]: 15: Hoare triple {25088#true} assume true; {25088#true} is VALID [2022-04-08 12:36:21,499 INFO L290 TraceCheckUtils]: 14: Hoare triple {25088#true} assume !(0 == ~cond); {25088#true} is VALID [2022-04-08 12:36:21,499 INFO L290 TraceCheckUtils]: 13: Hoare triple {25088#true} ~cond := #in~cond; {25088#true} is VALID [2022-04-08 12:36:21,499 INFO L272 TraceCheckUtils]: 12: Hoare triple {25088#true} call assume_abort_if_not((if ~y~0 >= 0 && ~y~0 <= 50 then 1 else 0)); {25088#true} is VALID [2022-04-08 12:36:21,499 INFO L290 TraceCheckUtils]: 11: Hoare triple {25088#true} assume -2147483648 <= #t~nondet5 && #t~nondet5 <= 2147483647;~y~0 := #t~nondet5;havoc #t~nondet5; {25088#true} is VALID [2022-04-08 12:36:21,499 INFO L284 TraceCheckUtils]: 10: Hoare quadruple {25088#true} {25088#true} #79#return; {25088#true} is VALID [2022-04-08 12:36:21,499 INFO L290 TraceCheckUtils]: 9: Hoare triple {25088#true} assume true; {25088#true} is VALID [2022-04-08 12:36:21,499 INFO L290 TraceCheckUtils]: 8: Hoare triple {25088#true} assume !(0 == ~cond); {25088#true} is VALID [2022-04-08 12:36:21,499 INFO L290 TraceCheckUtils]: 7: Hoare triple {25088#true} ~cond := #in~cond; {25088#true} is VALID [2022-04-08 12:36:21,499 INFO L272 TraceCheckUtils]: 6: Hoare triple {25088#true} call assume_abort_if_not((if ~x~0 >= 0 && ~x~0 <= 50 then 1 else 0)); {25088#true} is VALID [2022-04-08 12:36:21,499 INFO L290 TraceCheckUtils]: 5: Hoare triple {25088#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; {25088#true} is VALID [2022-04-08 12:36:21,499 INFO L272 TraceCheckUtils]: 4: Hoare triple {25088#true} call #t~ret6 := main(); {25088#true} is VALID [2022-04-08 12:36:21,500 INFO L284 TraceCheckUtils]: 3: Hoare quadruple {25088#true} {25088#true} #103#return; {25088#true} is VALID [2022-04-08 12:36:21,500 INFO L290 TraceCheckUtils]: 2: Hoare triple {25088#true} assume true; {25088#true} is VALID [2022-04-08 12:36:21,500 INFO L290 TraceCheckUtils]: 1: Hoare triple {25088#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); {25088#true} is VALID [2022-04-08 12:36:21,500 INFO L272 TraceCheckUtils]: 0: Hoare triple {25088#true} call ULTIMATE.init(); {25088#true} is VALID [2022-04-08 12:36:21,500 INFO L134 CoverageAnalysis]: Checked inductivity of 610 backedges. 102 proven. 52 refuted. 0 times theorem prover too weak. 456 trivial. 0 not checked. [2022-04-08 12:36:21,500 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-08 12:36:21,501 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1282761330] [2022-04-08 12:36:21,501 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-04-08 12:36:21,501 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1533128433] [2022-04-08 12:36:21,501 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1533128433] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-08 12:36:21,501 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-04-08 12:36:21,501 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 16] total 26 [2022-04-08 12:36:21,501 INFO L136 FreeRefinementEngine]: Strategy ACCELERATED_INTERPOLATION found an infeasible trace [2022-04-08 12:36:21,501 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAcceleratedInterpolation [1598903740] [2022-04-08 12:36:21,501 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleAcceleratedInterpolation [1598903740] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-08 12:36:21,501 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-08 12:36:21,501 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2022-04-08 12:36:21,501 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1452391216] [2022-04-08 12:36:21,501 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-08 12:36:21,502 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 2.142857142857143) internal successors, (30), 13 states have internal predecessors, (30), 8 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (23), 7 states have call predecessors, (23), 7 states have call successors, (23) Word has length 135 [2022-04-08 12:36:21,502 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-04-08 12:36:21,502 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with has 15 states, 14 states have (on average 2.142857142857143) internal successors, (30), 13 states have internal predecessors, (30), 8 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (23), 7 states have call predecessors, (23), 7 states have call successors, (23) [2022-04-08 12:36:21,587 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 78 edges. 78 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 12:36:21,587 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-04-08 12:36:21,587 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy ACCELERATED_INTERPOLATION [2022-04-08 12:36:21,587 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-04-08 12:36:21,588 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=131, Invalid=519, Unknown=0, NotChecked=0, Total=650 [2022-04-08 12:36:21,588 INFO L87 Difference]: Start difference. First operand 239 states and 315 transitions. Second operand has 15 states, 14 states have (on average 2.142857142857143) internal successors, (30), 13 states have internal predecessors, (30), 8 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (23), 7 states have call predecessors, (23), 7 states have call successors, (23) [2022-04-08 12:36:25,081 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 12:36:25,081 INFO L93 Difference]: Finished difference Result 284 states and 377 transitions. [2022-04-08 12:36:25,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-04-08 12:36:25,081 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 2.142857142857143) internal successors, (30), 13 states have internal predecessors, (30), 8 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (23), 7 states have call predecessors, (23), 7 states have call successors, (23) Word has length 135 [2022-04-08 12:36:25,082 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-08 12:36:25,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15 states, 14 states have (on average 2.142857142857143) internal successors, (30), 13 states have internal predecessors, (30), 8 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (23), 7 states have call predecessors, (23), 7 states have call successors, (23) [2022-04-08 12:36:25,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 127 transitions. [2022-04-08 12:36:25,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15 states, 14 states have (on average 2.142857142857143) internal successors, (30), 13 states have internal predecessors, (30), 8 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (23), 7 states have call predecessors, (23), 7 states have call successors, (23) [2022-04-08 12:36:25,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 127 transitions. [2022-04-08 12:36:25,085 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 14 states and 127 transitions. [2022-04-08 12:36:25,234 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 127 edges. 127 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 12:36:25,241 INFO L225 Difference]: With dead ends: 284 [2022-04-08 12:36:25,241 INFO L226 Difference]: Without dead ends: 281 [2022-04-08 12:36:25,241 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 273 GetRequests, 243 SyntacticMatches, 2 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 189 ImplicationChecksByTransitivity, 4.1s TimeCoverageRelationStatistics Valid=172, Invalid=698, Unknown=0, NotChecked=0, Total=870 [2022-04-08 12:36:25,242 INFO L913 BasicCegarLoop]: 55 mSDtfsCounter, 35 mSDsluCounter, 221 mSDsCounter, 0 mSdLazyCounter, 683 mSolverCounterSat, 53 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 46 SdHoareTripleChecker+Valid, 276 SdHoareTripleChecker+Invalid, 736 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 53 IncrementalHoareTripleChecker+Valid, 683 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-04-08 12:36:25,242 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [46 Valid, 276 Invalid, 736 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [53 Valid, 683 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-04-08 12:36:25,242 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 281 states. [2022-04-08 12:36:25,866 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 281 to 278. [2022-04-08 12:36:25,867 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-04-08 12:36:25,867 INFO L82 GeneralOperation]: Start isEquivalent. First operand 281 states. Second operand has 278 states, 150 states have (on average 1.1333333333333333) internal successors, (170), 151 states have internal predecessors, (170), 101 states have call successors, (101), 27 states have call predecessors, (101), 26 states have return successors, (99), 99 states have call predecessors, (99), 99 states have call successors, (99) [2022-04-08 12:36:25,867 INFO L74 IsIncluded]: Start isIncluded. First operand 281 states. Second operand has 278 states, 150 states have (on average 1.1333333333333333) internal successors, (170), 151 states have internal predecessors, (170), 101 states have call successors, (101), 27 states have call predecessors, (101), 26 states have return successors, (99), 99 states have call predecessors, (99), 99 states have call successors, (99) [2022-04-08 12:36:25,868 INFO L87 Difference]: Start difference. First operand 281 states. Second operand has 278 states, 150 states have (on average 1.1333333333333333) internal successors, (170), 151 states have internal predecessors, (170), 101 states have call successors, (101), 27 states have call predecessors, (101), 26 states have return successors, (99), 99 states have call predecessors, (99), 99 states have call successors, (99) [2022-04-08 12:36:25,872 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 12:36:25,873 INFO L93 Difference]: Finished difference Result 281 states and 373 transitions. [2022-04-08 12:36:25,873 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 373 transitions. [2022-04-08 12:36:25,873 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 12:36:25,873 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 12:36:25,874 INFO L74 IsIncluded]: Start isIncluded. First operand has 278 states, 150 states have (on average 1.1333333333333333) internal successors, (170), 151 states have internal predecessors, (170), 101 states have call successors, (101), 27 states have call predecessors, (101), 26 states have return successors, (99), 99 states have call predecessors, (99), 99 states have call successors, (99) Second operand 281 states. [2022-04-08 12:36:25,874 INFO L87 Difference]: Start difference. First operand has 278 states, 150 states have (on average 1.1333333333333333) internal successors, (170), 151 states have internal predecessors, (170), 101 states have call successors, (101), 27 states have call predecessors, (101), 26 states have return successors, (99), 99 states have call predecessors, (99), 99 states have call successors, (99) Second operand 281 states. [2022-04-08 12:36:25,879 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-08 12:36:25,879 INFO L93 Difference]: Finished difference Result 281 states and 373 transitions. [2022-04-08 12:36:25,879 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 373 transitions. [2022-04-08 12:36:25,879 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-08 12:36:25,879 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-04-08 12:36:25,879 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-04-08 12:36:25,879 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-04-08 12:36:25,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 278 states, 150 states have (on average 1.1333333333333333) internal successors, (170), 151 states have internal predecessors, (170), 101 states have call successors, (101), 27 states have call predecessors, (101), 26 states have return successors, (99), 99 states have call predecessors, (99), 99 states have call successors, (99) [2022-04-08 12:36:25,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 278 states and 370 transitions. [2022-04-08 12:36:25,885 INFO L78 Accepts]: Start accepts. Automaton has 278 states and 370 transitions. Word has length 135 [2022-04-08 12:36:25,886 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-08 12:36:25,886 INFO L478 AbstractCegarLoop]: Abstraction has 278 states and 370 transitions. [2022-04-08 12:36:25,886 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 2.142857142857143) internal successors, (30), 13 states have internal predecessors, (30), 8 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (23), 7 states have call predecessors, (23), 7 states have call successors, (23) [2022-04-08 12:36:25,886 INFO L86 InductivityCheck]: Starting inductivity check of a Floyd-Hoare automaton with 278 states and 370 transitions. [2022-04-08 12:36:26,787 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 370 edges. 370 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-04-08 12:36:26,788 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 370 transitions. [2022-04-08 12:36:26,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2022-04-08 12:36:26,788 INFO L491 BasicCegarLoop]: Found error trace [2022-04-08 12:36:26,788 INFO L499 BasicCegarLoop]: trace histogram [17, 16, 16, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-08 12:36:26,805 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Forceful destruction successful, exit code 0 [2022-04-08 12:36:26,989 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable20 [2022-04-08 12:36:26,989 INFO L403 AbstractCegarLoop]: === Iteration 22 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-08 12:36:26,989 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-08 12:36:26,989 INFO L85 PathProgramCache]: Analyzing trace with hash -896647763, now seen corresponding path program 9 times [2022-04-08 12:36:26,989 INFO L118 FreeRefinementEngine]: Executing refinement strategy ACCELERATED_INTERPOLATION [2022-04-08 12:36:26,989 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleAcceleratedInterpolation [593705256] [2022-04-08 12:36:26,990 INFO L202 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-04-08 12:36:26,990 INFO L85 PathProgramCache]: Analyzing trace with hash -896647763, now seen corresponding path program 10 times [2022-04-08 12:36:26,990 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-08 12:36:26,990 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2144633508] [2022-04-08 12:36:26,990 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-08 12:36:26,990 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-08 12:36:27,000 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-04-08 12:36:27,000 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [322052490] [2022-04-08 12:36:27,000 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-04-08 12:36:27,000 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-08 12:36:27,000 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-08 12:36:27,001 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-04-08 12:36:27,001 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Waiting until timeout for monitored process [2022-04-08 12:36:27,060 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-04-08 12:36:27,060 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-08 12:36:27,061 INFO L263 TraceCheckSpWp]: Trace formula consists of 286 conjuncts, 87 conjunts are in the unsatisfiable core [2022-04-08 12:36:27,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-08 12:36:27,092 INFO L286 TraceCheckSpWp]: Computing forward predicates...