/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/goblint-regression/28-race_reach_01-simple_racing.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-29289db [2021-06-05 01:25:37,769 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-05 01:25:37,772 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-05 01:25:37,809 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-06-05 01:25:37,828 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-06-05 01:25:37,830 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-06-05 01:25:37,831 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-06-05 01:25:37,832 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-06-05 01:25:37,835 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-06-05 01:25:37,836 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-06-05 01:25:37,838 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-06-05 01:25:37,845 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-06-05 01:25:37,847 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-06-05 01:25:37,848 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-06-05 01:25:37,849 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-06-05 01:25:37,850 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-06-05 01:25:37,856 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-06-05 01:25:37,864 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-06-05 01:25:37,865 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-06-05 01:25:37,865 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-06-05 01:25:37,866 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-FA-NoLbe.epf [2021-06-05 01:25:37,902 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-05 01:25:37,902 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-05 01:25:37,902 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-05 01:25:37,903 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-05 01:25:37,905 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-05 01:25:37,905 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-05 01:25:37,905 INFO L138 SettingsManager]: * Use SBE=true [2021-06-05 01:25:37,906 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-05 01:25:37,906 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-05 01:25:37,906 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-05 01:25:37,907 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-05 01:25:37,907 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-05 01:25:37,907 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-05 01:25:37,907 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-05 01:25:37,907 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-05 01:25:37,907 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-05 01:25:37,907 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-05 01:25:37,908 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-05 01:25:37,908 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-05 01:25:37,908 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-05 01:25:37,908 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-05 01:25:37,908 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-05 01:25:37,908 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-05 01:25:37,909 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-05 01:25:37,909 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-05 01:25:37,909 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-05 01:25:37,909 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-05 01:25:37,909 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-05 01:25:37,909 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-05 01:25:37,909 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-05 01:25:37,910 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-05 01:25:37,910 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-05 01:25:38,239 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-05 01:25:38,268 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-05 01:25:38,269 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-05 01:25:38,270 INFO L271 PluginConnector]: Initializing CDTParser... [2021-06-05 01:25:38,271 INFO L275 PluginConnector]: CDTParser initialized [2021-06-05 01:25:38,272 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/28-race_reach_01-simple_racing.i [2021-06-05 01:25:38,353 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/84ca2d15d/03cb9f02ef1b4a9cbb55304c94342b03/FLAG314916aff [2021-06-05 01:25:38,853 INFO L306 CDTParser]: Found 1 translation units. [2021-06-05 01:25:38,854 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_01-simple_racing.i [2021-06-05 01:25:38,863 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/84ca2d15d/03cb9f02ef1b4a9cbb55304c94342b03/FLAG314916aff [2021-06-05 01:25:39,311 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/84ca2d15d/03cb9f02ef1b4a9cbb55304c94342b03 [2021-06-05 01:25:39,315 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-05 01:25:39,316 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-06-05 01:25:39,319 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-06-05 01:25:39,319 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-06-05 01:25:39,325 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-06-05 01:25:39,325 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.06 01:25:39" (1/1) ... [2021-06-05 01:25:39,326 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7980f412 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.06 01:25:39, skipping insertion in model container [2021-06-05 01:25:39,326 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.06 01:25:39" (1/1) ... [2021-06-05 01:25:39,333 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-06-05 01:25:39,386 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-06-05 01:25:39,675 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_01-simple_racing.i[29913,29926] [2021-06-05 01:25:39,696 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-05 01:25:39,709 INFO L203 MainTranslator]: Completed pre-run [2021-06-05 01:25:39,752 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_01-simple_racing.i[29913,29926] [2021-06-05 01:25:39,759 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-05 01:25:39,839 INFO L208 MainTranslator]: Completed translation [2021-06-05 01:25:39,840 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.06 01:25:39 WrapperNode [2021-06-05 01:25:39,840 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-06-05 01:25:39,841 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-05 01:25:39,842 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-05 01:25:39,842 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-05 01:25:39,847 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.06 01:25:39" (1/1) ... [2021-06-05 01:25:39,875 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.06 01:25:39" (1/1) ... [2021-06-05 01:25:39,901 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-05 01:25:39,903 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-05 01:25:39,903 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-05 01:25:39,903 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-05 01:25:39,909 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.06 01:25:39" (1/1) ... [2021-06-05 01:25:39,910 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.06 01:25:39" (1/1) ... [2021-06-05 01:25:39,917 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.06 01:25:39" (1/1) ... [2021-06-05 01:25:39,917 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.06 01:25:39" (1/1) ... [2021-06-05 01:25:39,928 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.06 01:25:39" (1/1) ... [2021-06-05 01:25:39,931 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.06 01:25:39" (1/1) ... [2021-06-05 01:25:39,932 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.06 01:25:39" (1/1) ... [2021-06-05 01:25:39,934 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-05 01:25:39,935 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-05 01:25:39,935 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-05 01:25:39,935 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-05 01:25:39,936 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.06 01:25:39" (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 [2021-06-05 01:25:40,016 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-06-05 01:25:40,016 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-06-05 01:25:40,016 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-06-05 01:25:40,017 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-06-05 01:25:40,017 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2021-06-05 01:25:40,019 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2021-06-05 01:25:40,019 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-06-05 01:25:40,019 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-06-05 01:25:40,019 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-05 01:25:40,019 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-05 01:25:40,021 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-05 01:25:40,410 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-05 01:25:40,411 INFO L299 CfgBuilder]: Removed 16 assume(true) statements. [2021-06-05 01:25:40,412 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.06 01:25:40 BoogieIcfgContainer [2021-06-05 01:25:40,412 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-05 01:25:40,413 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-05 01:25:40,414 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-05 01:25:40,416 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-05 01:25:40,416 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.06 01:25:39" (1/3) ... [2021-06-05 01:25:40,417 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5997539a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.06 01:25:40, skipping insertion in model container [2021-06-05 01:25:40,417 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.06 01:25:39" (2/3) ... [2021-06-05 01:25:40,417 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5997539a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.06 01:25:40, skipping insertion in model container [2021-06-05 01:25:40,417 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.06 01:25:40" (3/3) ... [2021-06-05 01:25:40,419 INFO L111 eAbstractionObserver]: Analyzing ICFG 28-race_reach_01-simple_racing.i [2021-06-05 01:25:40,423 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-05 01:25:40,424 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-05 01:25:40,424 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-06-05 01:25:40,424 INFO L510 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-05 01:25:40,446 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:40,447 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:40,447 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:40,447 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:40,447 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:40,447 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:40,447 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:40,447 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:40,448 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:40,448 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:40,448 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:40,448 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:40,448 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:40,449 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:40,449 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:40,449 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:40,449 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:40,449 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:40,450 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:40,450 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:40,450 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:40,450 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:40,450 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:40,451 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:40,451 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:40,451 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:40,451 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:40,451 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:40,452 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:40,452 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:40,452 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:40,452 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:40,452 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:40,452 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:40,453 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:40,453 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:40,455 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:40,455 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:40,455 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:40,455 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:40,455 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:40,456 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:40,456 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:40,456 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:40,456 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:40,462 INFO L149 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2021-06-05 01:25:40,479 INFO L255 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-06-05 01:25:40,495 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-05 01:25:40,496 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-05 01:25:40,496 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-05 01:25:40,496 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-05 01:25:40,496 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-05 01:25:40,496 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-05 01:25:40,496 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-05 01:25:40,496 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-06-05 01:25:40,506 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 94 places, 103 transitions, 214 flow [2021-06-05 01:25:40,554 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 868 states, 862 states have (on average 2.25754060324826) internal successors, (1946), 867 states have internal predecessors, (1946), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 01:25:40,561 INFO L276 IsEmpty]: Start isEmpty. Operand has 868 states, 862 states have (on average 2.25754060324826) internal successors, (1946), 867 states have internal predecessors, (1946), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 01:25:40,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-06-05 01:25:40,568 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 01:25:40,568 INFO L521 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1] [2021-06-05 01:25:40,569 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 01:25:40,573 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 01:25:40,574 INFO L82 PathProgramCache]: Analyzing trace with hash 1436448476, now seen corresponding path program 1 times [2021-06-05 01:25:40,581 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 01:25:40,581 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [959868166] [2021-06-05 01:25:40,582 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 01:25:40,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 01:25:40,732 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 01:25:40,733 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 01:25:40,733 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [959868166] [2021-06-05 01:25:40,734 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [959868166] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 01:25:40,734 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 01:25:40,734 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-06-05 01:25:40,735 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [66122433] [2021-06-05 01:25:40,738 INFO L462 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-06-05 01:25:40,739 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 01:25:40,749 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-06-05 01:25:40,750 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-06-05 01:25:40,753 INFO L87 Difference]: Start difference. First operand has 868 states, 862 states have (on average 2.25754060324826) internal successors, (1946), 867 states have internal predecessors, (1946), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 01:25:40,783 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 01:25:40,783 INFO L93 Difference]: Finished difference Result 844 states and 1570 transitions. [2021-06-05 01:25:40,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-05 01:25:40,784 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 40 [2021-06-05 01:25:40,785 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 01:25:40,796 INFO L225 Difference]: With dead ends: 844 [2021-06-05 01:25:40,796 INFO L226 Difference]: Without dead ends: 528 [2021-06-05 01:25:40,797 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0ms TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-06-05 01:25:40,816 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 528 states. [2021-06-05 01:25:40,855 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 528 to 528. [2021-06-05 01:25:40,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 528 states, 525 states have (on average 1.841904761904762) internal successors, (967), 527 states have internal predecessors, (967), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 01:25:40,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 528 states and 967 transitions. [2021-06-05 01:25:40,860 INFO L78 Accepts]: Start accepts. Automaton has 528 states and 967 transitions. Word has length 40 [2021-06-05 01:25:40,861 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 01:25:40,861 INFO L482 AbstractCegarLoop]: Abstraction has 528 states and 967 transitions. [2021-06-05 01:25:40,861 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 01:25:40,861 INFO L276 IsEmpty]: Start isEmpty. Operand 528 states and 967 transitions. [2021-06-05 01:25:40,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-06-05 01:25:40,862 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 01:25:40,863 INFO L521 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1] [2021-06-05 01:25:40,863 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-05 01:25:40,863 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 01:25:40,864 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 01:25:40,864 INFO L82 PathProgramCache]: Analyzing trace with hash 1239934971, now seen corresponding path program 1 times [2021-06-05 01:25:40,864 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 01:25:40,864 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [820326464] [2021-06-05 01:25:40,865 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 01:25:40,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 01:25:40,931 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 01:25:40,932 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 01:25:40,932 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [820326464] [2021-06-05 01:25:40,932 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [820326464] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 01:25:40,932 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 01:25:40,932 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-05 01:25:40,933 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [225006230] [2021-06-05 01:25:40,934 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-05 01:25:40,934 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 01:25:40,934 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-05 01:25:40,935 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-05 01:25:40,935 INFO L87 Difference]: Start difference. First operand 528 states and 967 transitions. Second operand has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 01:25:40,977 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 01:25:40,977 INFO L93 Difference]: Finished difference Result 518 states and 957 transitions. [2021-06-05 01:25:40,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-05 01:25:40,978 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 40 [2021-06-05 01:25:40,978 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 01:25:40,981 INFO L225 Difference]: With dead ends: 518 [2021-06-05 01:25:40,981 INFO L226 Difference]: Without dead ends: 518 [2021-06-05 01:25:40,982 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 7.4ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-05 01:25:40,986 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 518 states. [2021-06-05 01:25:41,005 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 518 to 518. [2021-06-05 01:25:41,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 518 states, 516 states have (on average 1.8546511627906976) internal successors, (957), 517 states have internal predecessors, (957), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 01:25:41,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 518 states and 957 transitions. [2021-06-05 01:25:41,008 INFO L78 Accepts]: Start accepts. Automaton has 518 states and 957 transitions. Word has length 40 [2021-06-05 01:25:41,008 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 01:25:41,009 INFO L482 AbstractCegarLoop]: Abstraction has 518 states and 957 transitions. [2021-06-05 01:25:41,009 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 01:25:41,009 INFO L276 IsEmpty]: Start isEmpty. Operand 518 states and 957 transitions. [2021-06-05 01:25:41,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-06-05 01:25:41,010 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 01:25:41,011 INFO L521 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 01:25:41,011 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-06-05 01:25:41,011 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 01:25:41,011 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 01:25:41,012 INFO L82 PathProgramCache]: Analyzing trace with hash 857400273, now seen corresponding path program 1 times [2021-06-05 01:25:41,012 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 01:25:41,012 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [295289343] [2021-06-05 01:25:41,012 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 01:25:41,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-06-05 01:25:41,049 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-06-05 01:25:41,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-06-05 01:25:41,091 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-06-05 01:25:41,117 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-06-05 01:25:41,118 INFO L622 BasicCegarLoop]: Counterexample might be feasible [2021-06-05 01:25:41,118 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-06-05 01:25:41,118 WARN L242 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2021-06-05 01:25:41,119 INFO L510 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2021-06-05 01:25:41,130 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:41,131 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:41,131 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:41,131 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:41,131 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:41,131 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:41,132 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:41,132 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:41,132 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:41,132 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:41,132 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:41,132 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:41,132 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:41,133 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:41,133 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:41,133 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:41,133 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:41,133 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:41,134 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:41,134 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:41,134 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:41,134 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:41,134 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:41,134 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:41,134 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:41,135 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:41,135 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:41,135 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:41,135 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:41,135 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:41,135 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:41,135 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:41,136 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:41,136 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:41,136 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:41,136 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:41,137 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:41,137 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:41,137 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:41,137 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:41,137 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:41,137 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:41,137 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:41,138 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:41,138 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:41,138 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:41,138 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:41,138 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:41,138 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:41,138 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:41,139 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:41,139 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:41,139 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:41,139 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:41,139 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:41,139 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:41,140 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:41,140 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:41,140 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:41,140 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:41,140 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:41,140 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:41,140 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:41,141 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:41,141 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:41,141 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:41,141 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:41,141 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:41,141 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:41,142 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:41,142 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:41,142 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:41,142 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:41,143 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:41,143 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:41,143 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:41,143 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:41,143 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:41,143 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:41,144 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:41,144 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:41,145 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:41,146 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:41,146 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:41,146 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:41,146 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:41,146 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:41,146 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:41,147 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:41,147 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:41,151 INFO L149 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2021-06-05 01:25:41,152 INFO L255 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-06-05 01:25:41,153 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-05 01:25:41,153 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-05 01:25:41,153 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-05 01:25:41,153 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-05 01:25:41,153 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-05 01:25:41,153 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-05 01:25:41,153 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-05 01:25:41,153 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-06-05 01:25:41,156 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 119 places, 133 transitions, 284 flow [2021-06-05 01:25:42,188 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 19751 states, 19742 states have (on average 3.4719380002026137) internal successors, (68543), 19750 states have internal predecessors, (68543), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 01:25:42,226 INFO L276 IsEmpty]: Start isEmpty. Operand has 19751 states, 19742 states have (on average 3.4719380002026137) internal successors, (68543), 19750 states have internal predecessors, (68543), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 01:25:42,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-06-05 01:25:42,228 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 01:25:42,228 INFO L521 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1] [2021-06-05 01:25:42,228 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 01:25:42,229 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 01:25:42,229 INFO L82 PathProgramCache]: Analyzing trace with hash -1561521316, now seen corresponding path program 1 times [2021-06-05 01:25:42,229 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 01:25:42,230 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [3860082] [2021-06-05 01:25:42,230 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 01:25:42,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 01:25:42,294 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 01:25:42,294 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 01:25:42,294 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [3860082] [2021-06-05 01:25:42,295 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [3860082] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 01:25:42,295 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 01:25:42,295 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-06-05 01:25:42,295 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [947416275] [2021-06-05 01:25:42,296 INFO L462 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-06-05 01:25:42,296 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 01:25:42,297 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-06-05 01:25:42,297 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-06-05 01:25:42,334 INFO L87 Difference]: Start difference. First operand has 19751 states, 19742 states have (on average 3.4719380002026137) internal successors, (68543), 19750 states have internal predecessors, (68543), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 01:25:42,595 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 01:25:42,595 INFO L93 Difference]: Finished difference Result 19198 states and 54202 transitions. [2021-06-05 01:25:42,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-05 01:25:42,596 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 40 [2021-06-05 01:25:42,596 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 01:25:42,724 INFO L225 Difference]: With dead ends: 19198 [2021-06-05 01:25:42,724 INFO L226 Difference]: Without dead ends: 11614 [2021-06-05 01:25:42,734 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0ms TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-06-05 01:25:42,927 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11614 states. [2021-06-05 01:25:43,160 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11614 to 11614. [2021-06-05 01:25:43,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11614 states, 11610 states have (on average 2.823169681309216) internal successors, (32777), 11613 states have internal predecessors, (32777), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 01:25:43,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11614 states to 11614 states and 32777 transitions. [2021-06-05 01:25:43,221 INFO L78 Accepts]: Start accepts. Automaton has 11614 states and 32777 transitions. Word has length 40 [2021-06-05 01:25:43,222 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 01:25:43,222 INFO L482 AbstractCegarLoop]: Abstraction has 11614 states and 32777 transitions. [2021-06-05 01:25:43,222 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 01:25:43,222 INFO L276 IsEmpty]: Start isEmpty. Operand 11614 states and 32777 transitions. [2021-06-05 01:25:43,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-06-05 01:25:43,224 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 01:25:43,225 INFO L521 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1] [2021-06-05 01:25:43,225 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-06-05 01:25:43,225 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 01:25:43,225 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 01:25:43,226 INFO L82 PathProgramCache]: Analyzing trace with hash -1758034821, now seen corresponding path program 1 times [2021-06-05 01:25:43,226 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 01:25:43,226 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1456744856] [2021-06-05 01:25:43,226 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 01:25:43,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 01:25:43,280 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 01:25:43,280 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 01:25:43,280 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1456744856] [2021-06-05 01:25:43,282 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1456744856] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 01:25:43,282 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 01:25:43,282 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-05 01:25:43,282 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1377093640] [2021-06-05 01:25:43,283 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-05 01:25:43,283 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 01:25:43,286 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-05 01:25:43,287 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-05 01:25:43,287 INFO L87 Difference]: Start difference. First operand 11614 states and 32777 transitions. Second operand has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 01:25:43,465 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 01:25:43,466 INFO L93 Difference]: Finished difference Result 11604 states and 32767 transitions. [2021-06-05 01:25:43,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-05 01:25:43,469 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 40 [2021-06-05 01:25:43,470 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 01:25:43,520 INFO L225 Difference]: With dead ends: 11604 [2021-06-05 01:25:43,520 INFO L226 Difference]: Without dead ends: 11604 [2021-06-05 01:25:43,520 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.9ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-05 01:25:43,704 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11604 states. [2021-06-05 01:25:43,902 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11604 to 11604. [2021-06-05 01:25:43,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11604 states, 11601 states have (on average 2.8244978881130938) internal successors, (32767), 11603 states have internal predecessors, (32767), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 01:25:43,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11604 states to 11604 states and 32767 transitions. [2021-06-05 01:25:43,955 INFO L78 Accepts]: Start accepts. Automaton has 11604 states and 32767 transitions. Word has length 40 [2021-06-05 01:25:43,956 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 01:25:43,956 INFO L482 AbstractCegarLoop]: Abstraction has 11604 states and 32767 transitions. [2021-06-05 01:25:43,956 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 01:25:43,957 INFO L276 IsEmpty]: Start isEmpty. Operand 11604 states and 32767 transitions. [2021-06-05 01:25:43,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-06-05 01:25:43,961 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 01:25:43,962 INFO L521 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 01:25:43,962 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-06-05 01:25:43,962 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 01:25:43,963 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 01:25:43,963 INFO L82 PathProgramCache]: Analyzing trace with hash -1649955651, now seen corresponding path program 1 times [2021-06-05 01:25:43,963 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 01:25:43,963 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1092080892] [2021-06-05 01:25:43,963 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 01:25:43,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 01:25:44,031 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 01:25:44,031 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 01:25:44,031 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1092080892] [2021-06-05 01:25:44,032 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1092080892] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 01:25:44,032 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1052068082] [2021-06-05 01:25:44,032 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-05 01:25:44,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 01:25:44,164 INFO L263 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 4 conjunts are in the unsatisfiable core [2021-06-05 01:25:44,166 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-05 01:25:44,365 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 01:25:44,365 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1052068082] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 01:25:44,366 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-05 01:25:44,370 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2021-06-05 01:25:44,371 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [427784175] [2021-06-05 01:25:44,372 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-05 01:25:44,372 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 01:25:44,373 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-05 01:25:44,373 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-06-05 01:25:44,373 INFO L87 Difference]: Start difference. First operand 11604 states and 32767 transitions. Second operand has 7 states, 7 states have (on average 8.571428571428571) internal successors, (60), 7 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 01:25:44,563 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 01:25:44,563 INFO L93 Difference]: Finished difference Result 11374 states and 32317 transitions. [2021-06-05 01:25:44,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-05 01:25:44,565 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.571428571428571) internal successors, (60), 7 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 50 [2021-06-05 01:25:44,565 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 01:25:44,595 INFO L225 Difference]: With dead ends: 11374 [2021-06-05 01:25:44,596 INFO L226 Difference]: Without dead ends: 11374 [2021-06-05 01:25:44,596 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 43.4ms TimeCoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2021-06-05 01:25:44,782 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11374 states. [2021-06-05 01:25:44,989 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11374 to 11374. [2021-06-05 01:25:45,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11374 states, 11372 states have (on average 2.8418044319380935) internal successors, (32317), 11373 states have internal predecessors, (32317), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 01:25:45,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11374 states to 11374 states and 32317 transitions. [2021-06-05 01:25:45,042 INFO L78 Accepts]: Start accepts. Automaton has 11374 states and 32317 transitions. Word has length 50 [2021-06-05 01:25:45,043 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 01:25:45,043 INFO L482 AbstractCegarLoop]: Abstraction has 11374 states and 32317 transitions. [2021-06-05 01:25:45,043 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 8.571428571428571) internal successors, (60), 7 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 01:25:45,043 INFO L276 IsEmpty]: Start isEmpty. Operand 11374 states and 32317 transitions. [2021-06-05 01:25:45,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-06-05 01:25:45,046 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 01:25:45,046 INFO L521 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 01:25:45,262 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2021-06-05 01:25:45,262 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 01:25:45,263 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 01:25:45,263 INFO L82 PathProgramCache]: Analyzing trace with hash 85637005, now seen corresponding path program 1 times [2021-06-05 01:25:45,263 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 01:25:45,263 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1813612628] [2021-06-05 01:25:45,263 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 01:25:45,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-06-05 01:25:45,281 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-06-05 01:25:45,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-06-05 01:25:45,294 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-06-05 01:25:45,303 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-06-05 01:25:45,304 INFO L622 BasicCegarLoop]: Counterexample might be feasible [2021-06-05 01:25:45,304 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-06-05 01:25:45,304 WARN L242 ceAbstractionStarter]: 2 thread instances were not sufficient, I will increase this number and restart the analysis [2021-06-05 01:25:45,304 INFO L510 ceAbstractionStarter]: Constructing petrified ICFG for 3 thread instances. [2021-06-05 01:25:45,321 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:45,321 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:45,321 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:45,321 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:45,321 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:45,321 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:45,322 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:45,322 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:45,322 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:45,322 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:45,322 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:45,322 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:45,322 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:45,322 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:45,323 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:45,323 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:45,323 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:45,323 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:45,323 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:45,323 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:45,323 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:45,323 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:45,324 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:45,324 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:45,324 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:45,324 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:45,324 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:45,324 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:45,324 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:45,324 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:45,324 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:45,325 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:45,325 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:45,325 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:45,325 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:45,325 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:45,326 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:45,326 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:45,327 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:45,327 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:45,327 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:45,327 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:45,327 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:45,327 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:45,327 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:45,327 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:45,327 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:45,327 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:45,328 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:45,328 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:45,328 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:45,328 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:45,328 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:45,328 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:45,328 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:45,329 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:45,329 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:45,329 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:45,329 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:45,329 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:45,329 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:45,329 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:45,333 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:45,333 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:45,334 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:45,334 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:45,334 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:45,334 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:45,334 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:45,334 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:45,334 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:45,334 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:45,335 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:45,335 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:45,335 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:45,335 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:45,336 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:45,336 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:45,336 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:45,336 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:45,336 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:45,336 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:45,336 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:45,336 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:45,337 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:45,338 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:45,338 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:45,338 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:45,338 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:45,338 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:45,338 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:45,338 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:45,338 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:45,338 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:45,339 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:45,339 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:45,339 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:45,339 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:45,339 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:45,339 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:45,339 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:45,339 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:45,339 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:45,340 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:45,340 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:45,340 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:45,340 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:45,340 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:45,340 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:45,341 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:45,341 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:45,341 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:45,341 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:45,341 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:45,341 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:45,341 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:45,341 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:45,343 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:45,343 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:45,343 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:45,343 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:45,344 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:45,344 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:45,344 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:45,344 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:45,344 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:45,345 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:45,346 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:45,346 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:45,346 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:45,346 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:45,346 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:45,346 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:45,346 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:45,346 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:25:45,356 INFO L149 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2021-06-05 01:25:45,356 INFO L255 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-06-05 01:25:45,357 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-05 01:25:45,357 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-05 01:25:45,357 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-05 01:25:45,357 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-05 01:25:45,357 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-05 01:25:45,357 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-05 01:25:45,358 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-05 01:25:45,358 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-06-05 01:25:45,366 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 144 places, 163 transitions, 356 flow [2021-06-05 01:33:01,050 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 461236 states, 461222 states have (on average 4.669944191734133) internal successors, (2153881), 461235 states have internal predecessors, (2153881), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 01:33:01,685 INFO L276 IsEmpty]: Start isEmpty. Operand has 461236 states, 461222 states have (on average 4.669944191734133) internal successors, (2153881), 461235 states have internal predecessors, (2153881), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 01:33:01,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-06-05 01:33:01,685 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 01:33:01,685 INFO L521 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1] [2021-06-05 01:33:01,686 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 01:33:01,686 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 01:33:01,686 INFO L82 PathProgramCache]: Analyzing trace with hash 2094783196, now seen corresponding path program 1 times [2021-06-05 01:33:01,686 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 01:33:01,686 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1332228587] [2021-06-05 01:33:01,686 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 01:33:01,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 01:33:01,701 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 01:33:01,701 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 01:33:01,701 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1332228587] [2021-06-05 01:33:01,702 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1332228587] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 01:33:01,702 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 01:33:01,702 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-06-05 01:33:01,702 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [327210660] [2021-06-05 01:33:01,702 INFO L462 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-06-05 01:33:01,702 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 01:33:01,703 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-06-05 01:33:01,703 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-06-05 01:33:02,210 INFO L87 Difference]: Start difference. First operand has 461236 states, 461222 states have (on average 4.669944191734133) internal successors, (2153881), 461235 states have internal predecessors, (2153881), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 01:33:08,010 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 01:33:08,010 INFO L93 Difference]: Finished difference Result 448516 states and 1689191 transitions. [2021-06-05 01:33:08,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-05 01:33:08,011 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 40 [2021-06-05 01:33:08,012 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 01:33:10,114 INFO L225 Difference]: With dead ends: 448516 [2021-06-05 01:33:10,114 INFO L226 Difference]: Without dead ends: 266592 [2021-06-05 01:33:10,115 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0ms TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-06-05 01:33:47,048 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 266592 states. [2021-06-05 01:33:53,410 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 266592 to 266592. [2021-06-05 01:33:54,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 266592 states, 266587 states have (on average 3.782251197545267) internal successors, (1008299), 266591 states have internal predecessors, (1008299), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 01:33:57,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266592 states to 266592 states and 1008299 transitions. [2021-06-05 01:33:57,033 INFO L78 Accepts]: Start accepts. Automaton has 266592 states and 1008299 transitions. Word has length 40 [2021-06-05 01:33:57,034 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 01:33:57,034 INFO L482 AbstractCegarLoop]: Abstraction has 266592 states and 1008299 transitions. [2021-06-05 01:33:57,034 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 01:33:57,034 INFO L276 IsEmpty]: Start isEmpty. Operand 266592 states and 1008299 transitions. [2021-06-05 01:33:57,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-06-05 01:33:57,034 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 01:33:57,034 INFO L521 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1] [2021-06-05 01:33:57,035 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-06-05 01:33:57,035 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 01:33:57,035 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 01:33:57,035 INFO L82 PathProgramCache]: Analyzing trace with hash 1898269691, now seen corresponding path program 1 times [2021-06-05 01:33:57,035 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 01:33:57,035 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1055594211] [2021-06-05 01:33:57,035 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 01:33:57,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 01:33:57,089 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 01:33:57,089 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 01:33:57,089 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1055594211] [2021-06-05 01:33:57,089 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1055594211] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 01:33:57,089 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 01:33:57,090 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-05 01:33:57,090 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1030892835] [2021-06-05 01:33:57,090 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-05 01:33:57,090 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 01:33:57,090 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-05 01:33:57,091 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-05 01:33:57,091 INFO L87 Difference]: Start difference. First operand 266592 states and 1008299 transitions. Second operand has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 01:34:00,291 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 01:34:00,291 INFO L93 Difference]: Finished difference Result 266582 states and 1008289 transitions. [2021-06-05 01:34:00,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-05 01:34:00,292 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 40 [2021-06-05 01:34:00,292 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 01:34:02,671 INFO L225 Difference]: With dead ends: 266582 [2021-06-05 01:34:02,671 INFO L226 Difference]: Without dead ends: 266582 [2021-06-05 01:34:02,672 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.6ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-05 01:34:41,090 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 266582 states. [2021-06-05 01:34:45,991 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 266582 to 266582. [2021-06-05 01:34:46,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 266582 states, 266578 states have (on average 3.782341378508354) internal successors, (1008289), 266581 states have internal predecessors, (1008289), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 01:34:48,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266582 states to 266582 states and 1008289 transitions. [2021-06-05 01:34:48,769 INFO L78 Accepts]: Start accepts. Automaton has 266582 states and 1008289 transitions. Word has length 40 [2021-06-05 01:34:48,769 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 01:34:48,769 INFO L482 AbstractCegarLoop]: Abstraction has 266582 states and 1008289 transitions. [2021-06-05 01:34:48,770 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 01:34:48,770 INFO L276 IsEmpty]: Start isEmpty. Operand 266582 states and 1008289 transitions. [2021-06-05 01:34:48,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-06-05 01:34:48,770 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 01:34:48,771 INFO L521 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 01:34:48,771 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-06-05 01:34:48,771 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 01:34:48,771 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 01:34:48,771 INFO L82 PathProgramCache]: Analyzing trace with hash 806342273, now seen corresponding path program 1 times [2021-06-05 01:34:48,771 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 01:34:48,771 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [641508482] [2021-06-05 01:34:48,772 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 01:34:48,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 01:34:48,815 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 01:34:48,815 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 01:34:48,815 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [641508482] [2021-06-05 01:34:48,815 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [641508482] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 01:34:48,815 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [16557933] [2021-06-05 01:34:48,816 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-05 01:34:48,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 01:34:48,913 INFO L263 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 4 conjunts are in the unsatisfiable core [2021-06-05 01:34:48,916 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-05 01:34:49,026 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-05 01:34:49,028 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [16557933] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-05 01:34:49,029 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-05 01:34:49,029 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2021-06-05 01:34:49,029 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1785048785] [2021-06-05 01:34:49,030 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-05 01:34:49,030 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 01:34:49,030 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-05 01:34:49,030 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-06-05 01:34:49,030 INFO L87 Difference]: Start difference. First operand 266582 states and 1008289 transitions. Second operand has 7 states, 7 states have (on average 8.571428571428571) internal successors, (60), 7 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 01:34:51,538 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 01:34:51,538 INFO L93 Difference]: Finished difference Result 266352 states and 1007839 transitions. [2021-06-05 01:34:51,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-05 01:34:51,539 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.571428571428571) internal successors, (60), 7 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 50 [2021-06-05 01:34:51,539 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 01:34:53,380 INFO L225 Difference]: With dead ends: 266352 [2021-06-05 01:34:53,380 INFO L226 Difference]: Without dead ends: 266352 [2021-06-05 01:34:53,380 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 33.2ms TimeCoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2021-06-05 01:35:33,164 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 266352 states. [2021-06-05 01:35:38,460 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 266352 to 266352. [2021-06-05 01:35:38,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 266352 states, 266349 states have (on average 3.783903825432046) internal successors, (1007839), 266351 states have internal predecessors, (1007839), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 01:35:40,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266352 states to 266352 states and 1007839 transitions. [2021-06-05 01:35:40,666 INFO L78 Accepts]: Start accepts. Automaton has 266352 states and 1007839 transitions. Word has length 50 [2021-06-05 01:35:40,666 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 01:35:40,666 INFO L482 AbstractCegarLoop]: Abstraction has 266352 states and 1007839 transitions. [2021-06-05 01:35:40,666 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 8.571428571428571) internal successors, (60), 7 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 01:35:40,666 INFO L276 IsEmpty]: Start isEmpty. Operand 266352 states and 1007839 transitions. [2021-06-05 01:35:40,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-06-05 01:35:40,670 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 01:35:40,670 INFO L521 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-05 01:35:40,884 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2021-06-05 01:35:40,885 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 01:35:40,885 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 01:35:40,885 INFO L82 PathProgramCache]: Analyzing trace with hash -964214938, now seen corresponding path program 1 times [2021-06-05 01:35:40,885 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 01:35:40,885 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1569154327] [2021-06-05 01:35:40,886 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 01:35:40,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-05 01:35:40,978 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-06-05 01:35:40,978 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-05 01:35:40,978 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1569154327] [2021-06-05 01:35:40,978 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1569154327] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-05 01:35:40,978 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-05 01:35:40,978 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-06-05 01:35:40,979 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1961402052] [2021-06-05 01:35:40,979 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-06-05 01:35:40,979 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-05 01:35:40,979 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-06-05 01:35:40,979 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-06-05 01:35:40,979 INFO L87 Difference]: Start difference. First operand 266352 states and 1007839 transitions. Second operand has 5 states, 5 states have (on average 10.2) internal successors, (51), 5 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 01:35:43,914 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-05 01:35:43,914 INFO L93 Difference]: Finished difference Result 301560 states and 1130385 transitions. [2021-06-05 01:35:43,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-05 01:35:43,915 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 5 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 60 [2021-06-05 01:35:43,915 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-05 01:35:45,032 INFO L225 Difference]: With dead ends: 301560 [2021-06-05 01:35:45,032 INFO L226 Difference]: Without dead ends: 263472 [2021-06-05 01:35:45,032 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 35.7ms TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-06-05 01:36:22,504 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 263472 states. [2021-06-05 01:36:27,791 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 263472 to 263472. [2021-06-05 01:36:28,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 263472 states, 263469 states have (on average 3.7827562255901075) internal successors, (996639), 263471 states have internal predecessors, (996639), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 01:36:29,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263472 states to 263472 states and 996639 transitions. [2021-06-05 01:36:29,964 INFO L78 Accepts]: Start accepts. Automaton has 263472 states and 996639 transitions. Word has length 60 [2021-06-05 01:36:29,965 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-05 01:36:29,965 INFO L482 AbstractCegarLoop]: Abstraction has 263472 states and 996639 transitions. [2021-06-05 01:36:29,965 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 5 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-05 01:36:29,965 INFO L276 IsEmpty]: Start isEmpty. Operand 263472 states and 996639 transitions. [2021-06-05 01:36:29,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-06-05 01:36:29,974 INFO L513 BasicCegarLoop]: Found error trace [2021-06-05 01:36:29,974 INFO L521 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 3, 3, 3, 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, 1, 1] [2021-06-05 01:36:29,974 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-06-05 01:36:29,974 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-05 01:36:29,975 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-05 01:36:29,975 INFO L82 PathProgramCache]: Analyzing trace with hash -1162400160, now seen corresponding path program 1 times [2021-06-05 01:36:29,975 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-05 01:36:29,975 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1746298344] [2021-06-05 01:36:29,975 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-05 01:36:29,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-06-05 01:36:29,990 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-06-05 01:36:30,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-06-05 01:36:30,004 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-06-05 01:36:30,014 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-06-05 01:36:30,014 INFO L622 BasicCegarLoop]: Counterexample might be feasible [2021-06-05 01:36:30,015 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-06-05 01:36:30,015 WARN L242 ceAbstractionStarter]: 3 thread instances were not sufficient, I will increase this number and restart the analysis [2021-06-05 01:36:30,015 INFO L510 ceAbstractionStarter]: Constructing petrified ICFG for 4 thread instances. [2021-06-05 01:36:30,026 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,027 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,027 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,027 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,027 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,027 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,027 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,027 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,027 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,027 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,027 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,027 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,027 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,027 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,028 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,028 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,028 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,028 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,028 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,028 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,028 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,028 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,028 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,028 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,028 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,028 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,028 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,028 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,029 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,029 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,029 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,029 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,029 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,029 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,029 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,029 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,029 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,029 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,029 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,029 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,029 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,030 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,030 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,030 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,030 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,030 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,030 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,030 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,030 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,030 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,030 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,030 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,030 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,030 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,031 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,031 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,031 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,031 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,031 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,031 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,031 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,031 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,031 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,031 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,031 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,031 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,031 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,031 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,031 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,032 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,032 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,032 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,032 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,032 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,032 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,032 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,032 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,032 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,032 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,032 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,032 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,032 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,033 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,033 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,033 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,033 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,033 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,033 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,033 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,033 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,033 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,033 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,033 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,033 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,034 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,034 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,034 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,034 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,034 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,034 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,034 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,034 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,034 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,034 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,034 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,034 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,034 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,034 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,035 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,035 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,035 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,035 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,035 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,035 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,035 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,035 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,035 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,035 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,035 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,035 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,035 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,035 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,036 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,036 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,036 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,036 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,036 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,036 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,036 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,036 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,036 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,036 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,036 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,036 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,036 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,036 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,036 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,037 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,037 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,037 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,037 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,037 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,037 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,037 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,037 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,038 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,038 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,038 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,038 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,038 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,038 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,038 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,038 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,040 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,040 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,040 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,040 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,040 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,040 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,040 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,040 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,040 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,041 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,041 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,041 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,041 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,041 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,042 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,042 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,042 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,042 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,043 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,043 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,043 WARN L313 ript$VariableManager]: TermVariabe t_funThread4of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,043 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,043 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,043 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,043 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,043 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,043 WARN L313 ript$VariableManager]: TermVariabe |t_funThread4of4ForFork0_#t~post9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-05 01:36:30,048 INFO L149 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2021-06-05 01:36:30,049 INFO L255 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-06-05 01:36:30,049 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-05 01:36:30,049 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-05 01:36:30,049 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-05 01:36:30,049 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-05 01:36:30,049 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-05 01:36:30,049 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-05 01:36:30,049 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-05 01:36:30,049 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-06-05 01:36:30,051 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 169 places, 193 transitions, 430 flow Received shutdown request... [2021-06-05 01:38:58,127 WARN L547 AbstractCegarLoop]: Verification canceled [2021-06-05 01:38:58,128 INFO L246 ceAbstractionStarter]: Analysis of concurrent program completed with 4 thread instances [2021-06-05 01:38:58,131 WARN L196 ceAbstractionStarter]: Timeout [2021-06-05 01:38:58,131 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.06 01:38:58 BasicIcfg [2021-06-05 01:38:58,131 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-05 01:38:58,132 INFO L168 Benchmark]: Toolchain (without parser) took 798815.73 ms. Allocated memory was 394.3 MB in the beginning and 15.3 GB in the end (delta: 14.9 GB). Free memory was 356.5 MB in the beginning and 12.0 GB in the end (delta: -11.7 GB). Peak memory consumption was 7.9 GB. Max. memory is 16.0 GB. [2021-06-05 01:38:58,132 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 394.3 MB. Free memory is still 374.7 MB. There was no memory consumed. Max. memory is 16.0 GB. [2021-06-05 01:38:58,132 INFO L168 Benchmark]: CACSL2BoogieTranslator took 522.05 ms. Allocated memory is still 394.3 MB. Free memory was 356.4 MB in the beginning and 357.2 MB in the end (delta: -797.9 kB). Peak memory consumption was 7.3 MB. Max. memory is 16.0 GB. [2021-06-05 01:38:58,132 INFO L168 Benchmark]: Boogie Procedure Inliner took 60.26 ms. Allocated memory is still 394.3 MB. Free memory was 357.2 MB in the beginning and 354.4 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-06-05 01:38:58,132 INFO L168 Benchmark]: Boogie Preprocessor took 31.83 ms. Allocated memory is still 394.3 MB. Free memory was 354.4 MB in the beginning and 353.3 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.0 GB. [2021-06-05 01:38:58,132 INFO L168 Benchmark]: RCFGBuilder took 477.22 ms. Allocated memory is still 394.3 MB. Free memory was 353.3 MB in the beginning and 325.0 MB in the end (delta: 28.3 MB). Peak memory consumption was 29.4 MB. Max. memory is 16.0 GB. [2021-06-05 01:38:58,132 INFO L168 Benchmark]: TraceAbstraction took 797717.72 ms. Allocated memory was 394.3 MB in the beginning and 15.3 GB in the end (delta: 14.9 GB). Free memory was 325.0 MB in the beginning and 12.0 GB in the end (delta: -11.7 GB). Peak memory consumption was 7.9 GB. Max. memory is 16.0 GB. [2021-06-05 01:38:58,133 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 394.3 MB. Free memory is still 374.7 MB. There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 522.05 ms. Allocated memory is still 394.3 MB. Free memory was 356.4 MB in the beginning and 357.2 MB in the end (delta: -797.9 kB). Peak memory consumption was 7.3 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 60.26 ms. Allocated memory is still 394.3 MB. Free memory was 357.2 MB in the beginning and 354.4 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 31.83 ms. Allocated memory is still 394.3 MB. Free memory was 354.4 MB in the beginning and 353.3 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.0 GB. * RCFGBuilder took 477.22 ms. Allocated memory is still 394.3 MB. Free memory was 353.3 MB in the beginning and 325.0 MB in the end (delta: 28.3 MB). Peak memory consumption was 29.4 MB. Max. memory is 16.0 GB. * TraceAbstraction took 797717.72 ms. Allocated memory was 394.3 MB in the beginning and 15.3 GB in the end (delta: 14.9 GB). Free memory was 325.0 MB in the beginning and 12.0 GB in the end (delta: -11.7 GB). Peak memory consumption was 7.9 GB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 700]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while BasicCegarLoop was constructing initial abstraction,while PetriNet2FiniteAutomaton was constructing automaton for Petri net that has has 169 places, 193 transitions, 430 flow. Already constructed 365119 states. Currently 67913 states in worklist.. - TimeoutResultAtElement [Line: 684]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while BasicCegarLoop was constructing initial abstraction,while PetriNet2FiniteAutomaton was constructing automaton for Petri net that has has 169 places, 193 transitions, 430 flow. Already constructed 365119 states. Currently 67913 states in worklist.. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 3 procedures, 115 locations, 2 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 625.3ms, OverallIterations: 3, TraceHistogramMax: 2, EmptinessCheckTime: 15.4ms, AutomataDifference: 106.8ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 58.0ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 161 SDtfs, 30 SDslu, 63 SDs, 0 SdLazy, 8 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 14.3ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 7.4ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=868occurred in iteration=0, InterpolantAutomatonStates: 5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 77.0ms AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 11.6ms SsaConstructionTime, 74.1ms SatisfiabilityAnalysisTime, 96.4ms InterpolantComputationTime, 125 NumberOfCodeBlocks, 125 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 78 ConstructedInterpolants, 0 QuantifiedInterpolants, 80 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 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 - StatisticsResult: Ultimate Automizer benchmark data with 2 thread instances CFG has 4 procedures, 138 locations, 2 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 4151.2ms, OverallIterations: 4, TraceHistogramMax: 3, EmptinessCheckTime: 49.0ms, AutomataDifference: 888.8ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 1034.6ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 322 SDtfs, 201 SDslu, 441 SDs, 0 SdLazy, 36 SolverSat, 2 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 30.4ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 61 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 46.4ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=19751occurred in iteration=0, InterpolantAutomatonStates: 11, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 1366.9ms AutomataMinimizationTime, 3 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 31.3ms SsaConstructionTime, 93.1ms SatisfiabilityAnalysisTime, 322.3ms InterpolantComputationTime, 235 NumberOfCodeBlocks, 235 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 176 ConstructedInterpolants, 0 QuantifiedInterpolants, 222 SizeOfPredicates, 2 NumberOfNonLiveVariables, 136 ConjunctsInSsa, 4 ConjunctsInUnsatCore, 4 InterpolantComputations, 2 PerfectInterpolantSequences, 0/2 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 - StatisticsResult: Ultimate Automizer benchmark data with 3 thread instances CFG has 5 procedures, 161 locations, 2 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 644657.7ms, OverallIterations: 5, TraceHistogramMax: 4, EmptinessCheckTime: 649.0ms, AutomataDifference: 22397.4ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 435692.3ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 632 SDtfs, 386 SDslu, 1094 SDs, 0 SdLazy, 105 SolverSat, 2 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 90.7ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 69 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 71.7ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=461236occurred in iteration=0, InterpolantAutomatonStates: 18, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 185230.9ms AutomataMinimizationTime, 4 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 17.3ms SsaConstructionTime, 57.7ms SatisfiabilityAnalysisTime, 268.6ms InterpolantComputationTime, 305 NumberOfCodeBlocks, 305 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 235 ConstructedInterpolants, 0 QuantifiedInterpolants, 374 SizeOfPredicates, 2 NumberOfNonLiveVariables, 136 ConjunctsInSsa, 4 ConjunctsInUnsatCore, 5 InterpolantComputations, 3 PerfectInterpolantSequences, 12/14 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 - StatisticsResult: Ultimate Automizer benchmark data with 4 thread instances CFG has 6 procedures, 184 locations, 2 error locations. Started 1 CEGAR loops. VerificationResult: TIMEOUT, OverallTime: 148078.0ms, OverallIterations: 0, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 148077.4ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown