/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-Sleep-NoLbe-Delay.epf -i ../../../trunk/examples/svcomp/pthread-wmm/safe017_pso.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-344d29da17dfcedfb91d6006a5dbd12b556a868d-344d29d [2021-02-16 22:19:14,771 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-02-16 22:19:14,775 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-02-16 22:19:14,828 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-02-16 22:19:14,829 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-02-16 22:19:14,833 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-02-16 22:19:14,837 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-02-16 22:19:14,844 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-02-16 22:19:14,848 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-02-16 22:19:14,853 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-02-16 22:19:14,854 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-02-16 22:19:14,856 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-02-16 22:19:14,856 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-02-16 22:19:14,859 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-02-16 22:19:14,861 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-02-16 22:19:14,863 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-02-16 22:19:14,864 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-02-16 22:19:14,867 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-02-16 22:19:14,873 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-02-16 22:19:14,880 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-02-16 22:19:14,882 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-02-16 22:19:14,884 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-02-16 22:19:14,885 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-02-16 22:19:14,888 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-02-16 22:19:14,896 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-02-16 22:19:14,906 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-02-16 22:19:14,907 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-02-16 22:19:14,908 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-02-16 22:19:14,909 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-Sleep-NoLbe-Delay.epf [2021-02-16 22:19:14,958 INFO L113 SettingsManager]: Loading preferences was successful [2021-02-16 22:19:14,958 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-02-16 22:19:14,962 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-02-16 22:19:14,962 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-02-16 22:19:14,963 INFO L138 SettingsManager]: * Use SBE=true [2021-02-16 22:19:14,963 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-02-16 22:19:14,963 INFO L138 SettingsManager]: * sizeof long=4 [2021-02-16 22:19:14,963 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-02-16 22:19:14,963 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-02-16 22:19:14,964 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-02-16 22:19:14,965 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-02-16 22:19:14,965 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-02-16 22:19:14,965 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-02-16 22:19:14,966 INFO L138 SettingsManager]: * sizeof long double=12 [2021-02-16 22:19:14,966 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-02-16 22:19:14,966 INFO L138 SettingsManager]: * Use constant arrays=true [2021-02-16 22:19:14,966 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-02-16 22:19:14,967 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-02-16 22:19:14,967 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-02-16 22:19:14,967 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-02-16 22:19:14,967 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-02-16 22:19:14,968 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-02-16 22:19:14,968 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-02-16 22:19:14,968 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-02-16 22:19:14,968 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-02-16 22:19:14,968 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-02-16 22:19:14,969 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-02-16 22:19:14,969 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-02-16 22:19:14,969 INFO L138 SettingsManager]: * Lazy Petri-NFA conversion=true [2021-02-16 22:19:14,969 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-02-16 22:19:14,969 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-02-16 22:19:14,970 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_DELAY_SET [2021-02-16 22:19:14,970 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-02-16 22:19:15,371 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-02-16 22:19:15,396 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-02-16 22:19:15,399 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-02-16 22:19:15,400 INFO L271 PluginConnector]: Initializing CDTParser... [2021-02-16 22:19:15,402 INFO L275 PluginConnector]: CDTParser initialized [2021-02-16 22:19:15,403 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe017_pso.oepc.i [2021-02-16 22:19:15,479 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d55bfa911/db124bda2f6d4c5195fd6dcb7fed65d9/FLAG77fe82faa [2021-02-16 22:19:16,150 INFO L306 CDTParser]: Found 1 translation units. [2021-02-16 22:19:16,151 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe017_pso.oepc.i [2021-02-16 22:19:16,166 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d55bfa911/db124bda2f6d4c5195fd6dcb7fed65d9/FLAG77fe82faa [2021-02-16 22:19:16,409 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d55bfa911/db124bda2f6d4c5195fd6dcb7fed65d9 [2021-02-16 22:19:16,412 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-02-16 22:19:16,425 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-02-16 22:19:16,427 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-02-16 22:19:16,427 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-02-16 22:19:16,431 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-02-16 22:19:16,432 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.02 10:19:16" (1/1) ... [2021-02-16 22:19:16,433 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67038924 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.02 10:19:16, skipping insertion in model container [2021-02-16 22:19:16,433 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.02 10:19:16" (1/1) ... [2021-02-16 22:19:16,441 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-02-16 22:19:16,492 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-02-16 22:19:16,684 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe017_pso.oepc.i[950,963] [2021-02-16 22:19:16,997 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-02-16 22:19:17,020 INFO L203 MainTranslator]: Completed pre-run [2021-02-16 22:19:17,054 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe017_pso.oepc.i[950,963] [2021-02-16 22:19:17,133 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-02-16 22:19:17,310 INFO L208 MainTranslator]: Completed translation [2021-02-16 22:19:17,311 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.02 10:19:17 WrapperNode [2021-02-16 22:19:17,311 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-02-16 22:19:17,314 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-02-16 22:19:17,314 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-02-16 22:19:17,315 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-02-16 22:19:17,330 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.02 10:19:17" (1/1) ... [2021-02-16 22:19:17,350 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.02 10:19:17" (1/1) ... [2021-02-16 22:19:17,386 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-02-16 22:19:17,386 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-02-16 22:19:17,387 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-02-16 22:19:17,387 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-02-16 22:19:17,401 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.02 10:19:17" (1/1) ... [2021-02-16 22:19:17,402 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.02 10:19:17" (1/1) ... [2021-02-16 22:19:17,406 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.02 10:19:17" (1/1) ... [2021-02-16 22:19:17,406 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.02 10:19:17" (1/1) ... [2021-02-16 22:19:17,417 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.02 10:19:17" (1/1) ... [2021-02-16 22:19:17,421 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.02 10:19:17" (1/1) ... [2021-02-16 22:19:17,426 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.02 10:19:17" (1/1) ... [2021-02-16 22:19:17,432 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-02-16 22:19:17,433 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-02-16 22:19:17,433 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-02-16 22:19:17,433 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-02-16 22:19:17,434 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.02 10:19:17" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-02-16 22:19:17,531 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-02-16 22:19:17,532 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-02-16 22:19:17,532 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-02-16 22:19:17,532 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-02-16 22:19:17,532 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-02-16 22:19:17,533 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-02-16 22:19:17,533 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-02-16 22:19:17,533 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-02-16 22:19:17,533 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-02-16 22:19:17,533 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-02-16 22:19:17,534 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-02-16 22:19:17,534 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-02-16 22:19:17,534 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-02-16 22:19:17,534 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-02-16 22:19:17,536 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-02-16 22:19:19,697 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-02-16 22:19:19,698 INFO L299 CfgBuilder]: Removed 10 assume(true) statements. [2021-02-16 22:19:19,700 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.02 10:19:19 BoogieIcfgContainer [2021-02-16 22:19:19,700 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-02-16 22:19:19,702 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-02-16 22:19:19,703 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-02-16 22:19:19,706 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-02-16 22:19:19,706 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.02 10:19:16" (1/3) ... [2021-02-16 22:19:19,707 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@70679750 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.02 10:19:19, skipping insertion in model container [2021-02-16 22:19:19,707 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.02 10:19:17" (2/3) ... [2021-02-16 22:19:19,708 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@70679750 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.02 10:19:19, skipping insertion in model container [2021-02-16 22:19:19,708 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.02 10:19:19" (3/3) ... [2021-02-16 22:19:19,709 INFO L111 eAbstractionObserver]: Analyzing ICFG safe017_pso.oepc.i [2021-02-16 22:19:19,717 WARN L142 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-02-16 22:19:19,717 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-02-16 22:19:19,722 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2021-02-16 22:19:19,723 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-02-16 22:19:19,758 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 22:19:19,758 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 22:19:19,759 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 22:19:19,759 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 22:19:19,759 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 22:19:19,759 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 22:19:19,760 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 22:19:19,760 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 22:19:19,760 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 22:19:19,760 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 22:19:19,761 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 22:19:19,761 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 22:19:19,761 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 22:19:19,761 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 22:19:19,762 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 22:19:19,762 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 22:19:19,762 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 22:19:19,762 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 22:19:19,763 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 22:19:19,763 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 22:19:19,763 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 22:19:19,763 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 22:19:19,763 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 22:19:19,764 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 22:19:19,764 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 22:19:19,764 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 22:19:19,765 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 22:19:19,765 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 22:19:19,765 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 22:19:19,765 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 22:19:19,766 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 22:19:19,766 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 22:19:19,766 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 22:19:19,767 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 22:19:19,767 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 22:19:19,767 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 22:19:19,768 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 22:19:19,768 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 22:19:19,768 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 22:19:19,768 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 22:19:19,769 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 22:19:19,769 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 22:19:19,769 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 22:19:19,769 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 22:19:19,769 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 22:19:19,770 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 22:19:19,770 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 22:19:19,770 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 22:19:19,770 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 22:19:19,771 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 22:19:19,771 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 22:19:19,771 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 22:19:19,771 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 22:19:19,772 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 22:19:19,772 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 22:19:19,772 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 22:19:19,773 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 22:19:19,773 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 22:19:19,773 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 22:19:19,773 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 22:19:19,774 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 22:19:19,774 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 22:19:19,774 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 22:19:19,774 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 22:19:19,775 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 22:19:19,775 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 22:19:19,775 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 22:19:19,775 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 22:19:19,776 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 22:19:19,776 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 22:19:19,776 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 22:19:19,776 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 22:19:19,776 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 22:19:19,777 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 22:19:19,777 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 22:19:19,777 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 22:19:19,778 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 22:19:19,778 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 22:19:19,778 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 22:19:19,778 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 22:19:19,778 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 22:19:19,779 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 22:19:19,779 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 22:19:19,780 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 22:19:19,780 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 22:19:19,780 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 22:19:19,782 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 22:19:19,782 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 22:19:19,783 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 22:19:19,783 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 22:19:19,783 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 22:19:19,784 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 22:19:19,784 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 22:19:19,784 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 22:19:19,784 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 22:19:19,784 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 22:19:19,787 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 22:19:19,787 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 22:19:19,788 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 22:19:19,788 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 22:19:19,788 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 22:19:19,788 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 22:19:19,788 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 22:19:19,789 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 22:19:19,789 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 22:19:19,789 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 22:19:19,791 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 22:19:19,791 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 22:19:19,791 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 22:19:19,792 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 22:19:19,792 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 22:19:19,792 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 22:19:19,792 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 22:19:19,793 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 22:19:19,793 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 22:19:19,793 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 22:19:19,793 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 22:19:19,793 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 22:19:19,796 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-02-16 22:19:19,817 INFO L253 AbstractCegarLoop]: Starting to check reachability of 6 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-02-16 22:19:19,857 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-02-16 22:19:19,857 INFO L377 AbstractCegarLoop]: Hoare is true [2021-02-16 22:19:19,857 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-02-16 22:19:19,858 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-02-16 22:19:19,858 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-02-16 22:19:19,858 INFO L381 AbstractCegarLoop]: Difference is false [2021-02-16 22:19:19,858 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-02-16 22:19:19,858 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-02-16 22:19:19,899 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-16 22:19:19,905 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-16 22:19:19,905 INFO L82 PathProgramCache]: Analyzing trace with hash 30594, now seen corresponding path program 1 times [2021-02-16 22:19:19,915 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-16 22:19:19,915 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1362234077] [2021-02-16 22:19:19,916 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-16 22:19:20,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-02-16 22:19:20,039 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-02-16 22:19:20,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-02-16 22:19:20,055 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-02-16 22:19:20,075 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-02-16 22:19:20,076 INFO L606 BasicCegarLoop]: Counterexample might be feasible [2021-02-16 22:19:20,077 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-02-16 22:19:20,095 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.02 10:19:20 BasicIcfg [2021-02-16 22:19:20,096 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-02-16 22:19:20,098 INFO L168 Benchmark]: Toolchain (without parser) took 3683.42 ms. Allocated memory was 302.0 MB in the beginning and 390.1 MB in the end (delta: 88.1 MB). Free memory was 277.2 MB in the beginning and 278.6 MB in the end (delta: -1.4 MB). Peak memory consumption was 88.1 MB. Max. memory is 16.0 GB. [2021-02-16 22:19:20,099 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 302.0 MB. Free memory was 272.0 MB in the beginning and 272.0 MB in the end (delta: 65.4 kB). There was no memory consumed. Max. memory is 16.0 GB. [2021-02-16 22:19:20,100 INFO L168 Benchmark]: CACSL2BoogieTranslator took 886.39 ms. Allocated memory is still 302.0 MB. Free memory was 276.0 MB in the beginning and 277.6 MB in the end (delta: -1.6 MB). Peak memory consumption was 35.7 MB. Max. memory is 16.0 GB. [2021-02-16 22:19:20,101 INFO L168 Benchmark]: Boogie Procedure Inliner took 71.56 ms. Allocated memory is still 302.0 MB. Free memory was 277.6 MB in the beginning and 275.5 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-02-16 22:19:20,102 INFO L168 Benchmark]: Boogie Preprocessor took 45.43 ms. Allocated memory is still 302.0 MB. Free memory was 275.5 MB in the beginning and 273.4 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-02-16 22:19:20,103 INFO L168 Benchmark]: RCFGBuilder took 2267.78 ms. Allocated memory was 302.0 MB in the beginning and 390.1 MB in the end (delta: 88.1 MB). Free memory was 272.4 MB in the beginning and 304.8 MB in the end (delta: -32.4 MB). Peak memory consumption was 169.9 MB. Max. memory is 16.0 GB. [2021-02-16 22:19:20,104 INFO L168 Benchmark]: TraceAbstraction took 393.30 ms. Allocated memory is still 390.1 MB. Free memory was 304.8 MB in the beginning and 278.6 MB in the end (delta: 26.2 MB). Peak memory consumption was 25.2 MB. Max. memory is 16.0 GB. [2021-02-16 22:19:20,108 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 302.0 MB. Free memory was 272.0 MB in the beginning and 272.0 MB in the end (delta: 65.4 kB). There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 886.39 ms. Allocated memory is still 302.0 MB. Free memory was 276.0 MB in the beginning and 277.6 MB in the end (delta: -1.6 MB). Peak memory consumption was 35.7 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 71.56 ms. Allocated memory is still 302.0 MB. Free memory was 277.6 MB in the beginning and 275.5 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 45.43 ms. Allocated memory is still 302.0 MB. Free memory was 275.5 MB in the beginning and 273.4 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 2267.78 ms. Allocated memory was 302.0 MB in the beginning and 390.1 MB in the end (delta: 88.1 MB). Free memory was 272.4 MB in the beginning and 304.8 MB in the end (delta: -32.4 MB). Peak memory consumption was 169.9 MB. Max. memory is 16.0 GB. * TraceAbstraction took 393.30 ms. Allocated memory is still 390.1 MB. Free memory was 304.8 MB in the beginning and 278.6 MB in the end (delta: 26.2 MB). Peak memory consumption was 25.2 MB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 18]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L739] y$w_buff1 = y$w_buff0 [L740] y$w_buff0 = 2 [L741] y$w_buff1_used = y$w_buff0_used [L742] y$w_buff0_used = (_Bool)1 [L18] COND TRUE !expression [L18] reach_error() VAL [y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=5, y$w_buff1_used=255] - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 94 locations, 2 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 0.2s, OverallIterations: 1, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 2 NumberOfCodeBlocks, 2 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...