/usr/bin/java -Xmx8000000000 -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_11-ptr_racing.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-a47a088281b0b97d17910950432b7c5b5bc3adeb-a47a088 [2021-07-13 19:07:27,863 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-13 19:07:27,866 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-13 19:07:27,936 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-07-13 19:07:28,022 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-13 19:07:28,022 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-13 19:07:28,023 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-13 19:07:28,027 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 [2021-07-13 19:07:28,077 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-13 19:07:28,077 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-13 19:07:28,078 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-07-13 19:07:28,078 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-07-13 19:07:28,080 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-13 19:07:28,080 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-13 19:07:28,080 INFO L138 SettingsManager]: * Use SBE=true [2021-07-13 19:07:28,081 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-13 19:07:28,081 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-13 19:07:28,081 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-13 19:07:28,082 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-13 19:07:28,082 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-13 19:07:28,082 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-13 19:07:28,082 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-13 19:07:28,082 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-13 19:07:28,098 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-13 19:07:28,098 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-13 19:07:28,098 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-13 19:07:28,098 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-13 19:07:28,098 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-13 19:07:28,098 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-13 19:07:28,099 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-07-13 19:07:28,099 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-13 19:07:28,099 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-13 19:07:28,099 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-13 19:07:28,099 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-13 19:07:28,099 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-13 19:07:28,099 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-13 19:07:28,100 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-13 19:07:28,100 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-07-13 19:07:28,100 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-13 19:07:28,100 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-07-13 19:07:28,647 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-13 19:07:28,675 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-13 19:07:28,677 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-13 19:07:28,678 INFO L271 PluginConnector]: Initializing CDTParser... [2021-07-13 19:07:28,690 INFO L275 PluginConnector]: CDTParser initialized [2021-07-13 19:07:28,691 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/28-race_reach_11-ptr_racing.i [2021-07-13 19:07:28,797 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2875634ef/8be0fb6594ba4c09b8faa181b931ad69/FLAGb2734d9fc [2021-07-13 19:07:29,639 INFO L306 CDTParser]: Found 1 translation units. [2021-07-13 19:07:29,640 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_11-ptr_racing.i [2021-07-13 19:07:29,671 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2875634ef/8be0fb6594ba4c09b8faa181b931ad69/FLAGb2734d9fc [2021-07-13 19:07:29,717 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2875634ef/8be0fb6594ba4c09b8faa181b931ad69 [2021-07-13 19:07:29,719 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-13 19:07:29,721 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-07-13 19:07:29,722 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-07-13 19:07:29,722 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-07-13 19:07:29,725 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-07-13 19:07:29,725 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.07 07:07:29" (1/1) ... [2021-07-13 19:07:29,726 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@319d75fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 07:07:29, skipping insertion in model container [2021-07-13 19:07:29,726 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.07 07:07:29" (1/1) ... [2021-07-13 19:07:29,750 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-07-13 19:07:29,814 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-07-13 19:07:30,394 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_11-ptr_racing.i[29913,29926] [2021-07-13 19:07:30,428 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-13 19:07:30,456 INFO L203 MainTranslator]: Completed pre-run [2021-07-13 19:07:30,522 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_11-ptr_racing.i[29913,29926] [2021-07-13 19:07:30,542 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-13 19:07:30,627 INFO L208 MainTranslator]: Completed translation [2021-07-13 19:07:30,627 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 07:07:30 WrapperNode [2021-07-13 19:07:30,627 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-07-13 19:07:30,629 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-13 19:07:30,629 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-13 19:07:30,629 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-13 19:07:30,635 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 07:07:30" (1/1) ... [2021-07-13 19:07:30,672 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 07:07:30" (1/1) ... [2021-07-13 19:07:30,729 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-13 19:07:30,730 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-13 19:07:30,730 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-13 19:07:30,730 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-13 19:07:30,737 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 07:07:30" (1/1) ... [2021-07-13 19:07:30,737 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 07:07:30" (1/1) ... [2021-07-13 19:07:30,744 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 07:07:30" (1/1) ... [2021-07-13 19:07:30,744 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 07:07:30" (1/1) ... [2021-07-13 19:07:30,763 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 07:07:30" (1/1) ... [2021-07-13 19:07:30,784 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 07:07:30" (1/1) ... [2021-07-13 19:07:30,789 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 07:07:30" (1/1) ... [2021-07-13 19:07:30,791 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-13 19:07:30,792 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-13 19:07:30,792 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-13 19:07:30,792 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-13 19:07:30,793 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 07:07:30" (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 [2021-07-13 19:07:30,947 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-07-13 19:07:30,948 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-07-13 19:07:30,948 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-07-13 19:07:30,948 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-07-13 19:07:30,949 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2021-07-13 19:07:30,950 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2021-07-13 19:07:30,950 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-07-13 19:07:30,950 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-07-13 19:07:30,951 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-13 19:07:30,951 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-13 19:07:30,952 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-07-13 19:07:31,760 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-13 19:07:31,761 INFO L299 CfgBuilder]: Removed 16 assume(true) statements. [2021-07-13 19:07:31,762 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.07 07:07:31 BoogieIcfgContainer [2021-07-13 19:07:31,762 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-13 19:07:31,764 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-13 19:07:31,764 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-13 19:07:31,780 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-13 19:07:31,781 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.07 07:07:29" (1/3) ... [2021-07-13 19:07:31,782 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a5ab4e9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.07 07:07:31, skipping insertion in model container [2021-07-13 19:07:31,782 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 07:07:30" (2/3) ... [2021-07-13 19:07:31,782 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a5ab4e9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.07 07:07:31, skipping insertion in model container [2021-07-13 19:07:31,782 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.07 07:07:31" (3/3) ... [2021-07-13 19:07:31,784 INFO L111 eAbstractionObserver]: Analyzing ICFG 28-race_reach_11-ptr_racing.i [2021-07-13 19:07:31,790 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-07-13 19:07:31,790 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-13 19:07:31,790 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-07-13 19:07:31,790 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-07-13 19:07:31,849 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:31,849 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:31,849 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:31,849 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:31,849 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:31,850 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:31,850 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:31,850 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:31,850 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:31,850 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:31,850 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:31,851 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:31,851 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:31,864 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:31,865 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:31,865 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:31,866 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:31,866 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:31,866 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:31,866 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:31,866 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:31,866 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:31,867 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:31,867 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:31,867 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:31,868 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:31,868 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:31,868 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:31,868 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:31,869 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:31,869 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:31,869 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:31,869 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:31,870 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:31,870 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:31,870 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:31,871 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:31,871 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:31,871 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:31,871 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:31,871 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:31,871 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:31,872 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:31,872 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:31,872 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:31,872 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:31,872 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:31,872 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:31,872 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:31,872 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:31,873 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:31,873 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:31,873 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:31,873 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:31,873 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:31,873 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:31,873 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:31,873 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:31,874 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:31,874 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:31,874 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:31,874 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:31,874 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:31,874 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:31,875 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:31,875 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:31,875 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:31,875 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:31,879 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:31,879 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:31,879 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:31,880 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:31,880 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:31,880 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:31,880 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:31,880 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:31,880 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:31,880 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:31,881 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:31,881 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:31,881 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:31,904 INFO L149 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2021-07-13 19:07:31,927 INFO L255 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-07-13 19:07:31,981 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-13 19:07:31,981 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-13 19:07:31,981 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-13 19:07:31,981 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-13 19:07:31,981 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-13 19:07:31,982 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-13 19:07:31,982 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-13 19:07:31,982 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-07-13 19:07:32,008 INFO L110 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 102 places, 111 transitions, 230 flow [2021-07-13 19:07:32,121 INFO L132 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 779 states, 776 states have (on average 2.185567010309278) internal successors, (1696), 778 states have internal predecessors, (1696), 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) [2021-07-13 19:07:32,125 INFO L276 IsEmpty]: Start isEmpty. Operand has 779 states, 776 states have (on average 2.185567010309278) internal successors, (1696), 778 states have internal predecessors, (1696), 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) [2021-07-13 19:07:32,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-07-13 19:07:32,147 INFO L500 BasicCegarLoop]: Found error trace [2021-07-13 19:07:32,147 INFO L508 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] [2021-07-13 19:07:32,148 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-13 19:07:32,152 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-13 19:07:32,153 INFO L82 PathProgramCache]: Analyzing trace with hash -1236148566, now seen corresponding path program 1 times [2021-07-13 19:07:32,166 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-13 19:07:32,169 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [55788922] [2021-07-13 19:07:32,170 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-13 19:07:32,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-13 19:07:32,562 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-13 19:07:32,562 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-13 19:07:32,563 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [55788922] [2021-07-13 19:07:32,563 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [55788922] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-13 19:07:32,563 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-13 19:07:32,564 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-07-13 19:07:32,564 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1487999586] [2021-07-13 19:07:32,567 INFO L462 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-07-13 19:07:32,567 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-13 19:07:32,601 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-07-13 19:07:32,602 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-07-13 19:07:32,605 INFO L87 Difference]: Start difference. First operand has 779 states, 776 states have (on average 2.185567010309278) internal successors, (1696), 778 states have internal predecessors, (1696), 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 21.0) internal successors, (42), 2 states have internal predecessors, (42), 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) [2021-07-13 19:07:32,679 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-13 19:07:32,679 INFO L93 Difference]: Finished difference Result 750 states and 1397 transitions. [2021-07-13 19:07:32,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-13 19:07:32,680 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 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 42 [2021-07-13 19:07:32,697 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-13 19:07:32,715 INFO L225 Difference]: With dead ends: 750 [2021-07-13 19:07:32,715 INFO L226 Difference]: Without dead ends: 663 [2021-07-13 19:07:32,733 INFO L764 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 [2021-07-13 19:07:32,769 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 663 states. [2021-07-13 19:07:32,858 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 663 to 663. [2021-07-13 19:07:32,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 663 states, 660 states have (on average 1.862121212121212) internal successors, (1229), 662 states have internal predecessors, (1229), 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) [2021-07-13 19:07:32,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663 states to 663 states and 1229 transitions. [2021-07-13 19:07:32,864 INFO L78 Accepts]: Start accepts. Automaton has 663 states and 1229 transitions. Word has length 42 [2021-07-13 19:07:32,864 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-13 19:07:32,864 INFO L482 AbstractCegarLoop]: Abstraction has 663 states and 1229 transitions. [2021-07-13 19:07:32,865 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 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) [2021-07-13 19:07:32,865 INFO L276 IsEmpty]: Start isEmpty. Operand 663 states and 1229 transitions. [2021-07-13 19:07:32,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-07-13 19:07:32,873 INFO L500 BasicCegarLoop]: Found error trace [2021-07-13 19:07:32,874 INFO L508 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] [2021-07-13 19:07:32,874 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-07-13 19:07:32,874 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-13 19:07:32,876 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-13 19:07:32,876 INFO L82 PathProgramCache]: Analyzing trace with hash 1261867371, now seen corresponding path program 1 times [2021-07-13 19:07:32,877 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-13 19:07:32,877 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1410918501] [2021-07-13 19:07:32,877 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-13 19:07:32,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-13 19:07:33,042 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-13 19:07:33,043 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-13 19:07:33,043 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1410918501] [2021-07-13 19:07:33,043 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1410918501] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-13 19:07:33,043 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-13 19:07:33,043 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-07-13 19:07:33,044 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1991717257] [2021-07-13 19:07:33,044 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-13 19:07:33,045 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-13 19:07:33,048 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-13 19:07:33,048 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-13 19:07:33,049 INFO L87 Difference]: Start difference. First operand 663 states and 1229 transitions. Second operand has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 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) [2021-07-13 19:07:33,117 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-13 19:07:33,117 INFO L93 Difference]: Finished difference Result 652 states and 1218 transitions. [2021-07-13 19:07:33,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-13 19:07:33,118 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 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 42 [2021-07-13 19:07:33,118 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-13 19:07:33,121 INFO L225 Difference]: With dead ends: 652 [2021-07-13 19:07:33,121 INFO L226 Difference]: Without dead ends: 652 [2021-07-13 19:07:33,122 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 9.2ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-13 19:07:33,126 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 652 states. [2021-07-13 19:07:33,151 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 652 to 652. [2021-07-13 19:07:33,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 652 states, 650 states have (on average 1.873846153846154) internal successors, (1218), 651 states have internal predecessors, (1218), 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) [2021-07-13 19:07:33,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 652 states to 652 states and 1218 transitions. [2021-07-13 19:07:33,155 INFO L78 Accepts]: Start accepts. Automaton has 652 states and 1218 transitions. Word has length 42 [2021-07-13 19:07:33,155 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-13 19:07:33,155 INFO L482 AbstractCegarLoop]: Abstraction has 652 states and 1218 transitions. [2021-07-13 19:07:33,156 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 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) [2021-07-13 19:07:33,156 INFO L276 IsEmpty]: Start isEmpty. Operand 652 states and 1218 transitions. [2021-07-13 19:07:33,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-07-13 19:07:33,170 INFO L500 BasicCegarLoop]: Found error trace [2021-07-13 19:07:33,170 INFO L508 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, 1] [2021-07-13 19:07:33,170 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-07-13 19:07:33,171 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-13 19:07:33,177 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-13 19:07:33,177 INFO L82 PathProgramCache]: Analyzing trace with hash -1894749148, now seen corresponding path program 1 times [2021-07-13 19:07:33,178 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-13 19:07:33,178 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [523168166] [2021-07-13 19:07:33,178 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-13 19:07:33,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-07-13 19:07:33,258 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-07-13 19:07:33,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-07-13 19:07:33,304 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-07-13 19:07:33,349 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-07-13 19:07:33,350 INFO L609 BasicCegarLoop]: Counterexample might be feasible [2021-07-13 19:07:33,350 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-07-13 19:07:33,351 WARN L243 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2021-07-13 19:07:33,351 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2021-07-13 19:07:33,402 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,403 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,403 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,403 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,403 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,403 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,403 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,403 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,404 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,404 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,404 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,404 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,404 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,404 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,405 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,406 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,406 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,406 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,406 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,406 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,407 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,407 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,407 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,407 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,407 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,407 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,407 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,408 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,408 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,408 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,408 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,408 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,408 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,408 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,408 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,409 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,412 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,412 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,412 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,412 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,413 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,417 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,417 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,418 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,418 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,418 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,418 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,418 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,418 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,418 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,418 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,419 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,419 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,419 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,419 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,419 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,419 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,419 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,419 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,419 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,420 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,420 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,420 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,420 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,420 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,420 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,420 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,420 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,422 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,422 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,422 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,422 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,422 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,422 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,422 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,422 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,422 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,422 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,423 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,423 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,423 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,423 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,423 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,423 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,423 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,424 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,424 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,424 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,429 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,429 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,430 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,430 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,430 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,430 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,430 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,430 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,430 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,430 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,430 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,431 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,431 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,431 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,431 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,431 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,431 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,431 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,431 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,432 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,432 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,432 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,432 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,432 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,432 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,432 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,432 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,432 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,432 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,433 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,433 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,433 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,433 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,433 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,433 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,433 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,433 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,433 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,434 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,434 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,434 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,448 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,449 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,449 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,449 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,449 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,449 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,449 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,450 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,450 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,450 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,451 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,451 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,451 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,451 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,451 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,451 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,451 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,451 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,452 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,452 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,454 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,455 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,455 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,455 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,455 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,455 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,455 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,455 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,456 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,456 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,456 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,456 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,456 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:33,462 INFO L149 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2021-07-13 19:07:33,463 INFO L255 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-07-13 19:07:33,470 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-13 19:07:33,470 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-13 19:07:33,470 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-13 19:07:33,470 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-13 19:07:33,471 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-13 19:07:33,471 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-13 19:07:33,471 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-13 19:07:33,472 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-07-13 19:07:33,477 INFO L110 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 132 places, 146 transitions, 310 flow [2021-07-13 19:07:34,467 INFO L132 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 21135 states, 21131 states have (on average 3.391368132128153) internal successors, (71663), 21134 states have internal predecessors, (71663), 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) [2021-07-13 19:07:34,524 INFO L276 IsEmpty]: Start isEmpty. Operand has 21135 states, 21131 states have (on average 3.391368132128153) internal successors, (71663), 21134 states have internal predecessors, (71663), 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) [2021-07-13 19:07:34,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-07-13 19:07:34,526 INFO L500 BasicCegarLoop]: Found error trace [2021-07-13 19:07:34,526 INFO L508 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] [2021-07-13 19:07:34,526 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-13 19:07:34,527 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-13 19:07:34,527 INFO L82 PathProgramCache]: Analyzing trace with hash -1988149782, now seen corresponding path program 1 times [2021-07-13 19:07:34,527 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-13 19:07:34,527 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [988999441] [2021-07-13 19:07:34,528 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-13 19:07:34,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-13 19:07:34,661 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-13 19:07:34,661 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-13 19:07:34,662 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [988999441] [2021-07-13 19:07:34,662 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [988999441] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-13 19:07:34,662 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-13 19:07:34,662 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-07-13 19:07:34,662 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [75812545] [2021-07-13 19:07:34,663 INFO L462 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-07-13 19:07:34,663 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-13 19:07:34,663 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-07-13 19:07:34,663 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-07-13 19:07:34,751 INFO L87 Difference]: Start difference. First operand has 21135 states, 21131 states have (on average 3.391368132128153) internal successors, (71663), 21134 states have internal predecessors, (71663), 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 21.0) internal successors, (42), 2 states have internal predecessors, (42), 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) [2021-07-13 19:07:35,024 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-13 19:07:35,025 INFO L93 Difference]: Finished difference Result 20322 states and 57986 transitions. [2021-07-13 19:07:35,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-13 19:07:35,025 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 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 42 [2021-07-13 19:07:35,025 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-13 19:07:35,128 INFO L225 Difference]: With dead ends: 20322 [2021-07-13 19:07:35,128 INFO L226 Difference]: Without dead ends: 17883 [2021-07-13 19:07:35,128 INFO L764 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 [2021-07-13 19:07:35,514 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17883 states. [2021-07-13 19:07:35,892 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17883 to 17883. [2021-07-13 19:07:35,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17883 states, 17879 states have (on average 2.8485933217741484) internal successors, (50930), 17882 states have internal predecessors, (50930), 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) [2021-07-13 19:07:36,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17883 states to 17883 states and 50930 transitions. [2021-07-13 19:07:36,005 INFO L78 Accepts]: Start accepts. Automaton has 17883 states and 50930 transitions. Word has length 42 [2021-07-13 19:07:36,006 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-13 19:07:36,006 INFO L482 AbstractCegarLoop]: Abstraction has 17883 states and 50930 transitions. [2021-07-13 19:07:36,007 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 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) [2021-07-13 19:07:36,007 INFO L276 IsEmpty]: Start isEmpty. Operand 17883 states and 50930 transitions. [2021-07-13 19:07:36,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-07-13 19:07:36,011 INFO L500 BasicCegarLoop]: Found error trace [2021-07-13 19:07:36,011 INFO L508 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] [2021-07-13 19:07:36,011 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-07-13 19:07:36,011 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-13 19:07:36,012 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-13 19:07:36,012 INFO L82 PathProgramCache]: Analyzing trace with hash 509866155, now seen corresponding path program 1 times [2021-07-13 19:07:36,012 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-13 19:07:36,012 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1923343489] [2021-07-13 19:07:36,012 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-13 19:07:36,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-13 19:07:36,058 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-13 19:07:36,059 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-13 19:07:36,059 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1923343489] [2021-07-13 19:07:36,059 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1923343489] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-13 19:07:36,059 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-13 19:07:36,059 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-07-13 19:07:36,060 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1698551610] [2021-07-13 19:07:36,060 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-13 19:07:36,060 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-13 19:07:36,061 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-13 19:07:36,061 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-13 19:07:36,061 INFO L87 Difference]: Start difference. First operand 17883 states and 50930 transitions. Second operand has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 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) [2021-07-13 19:07:36,308 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-13 19:07:36,308 INFO L93 Difference]: Finished difference Result 17872 states and 50919 transitions. [2021-07-13 19:07:36,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-13 19:07:36,311 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 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 42 [2021-07-13 19:07:36,312 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-13 19:07:36,364 INFO L225 Difference]: With dead ends: 17872 [2021-07-13 19:07:36,364 INFO L226 Difference]: Without dead ends: 17872 [2021-07-13 19:07:36,365 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.7ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-13 19:07:36,755 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17872 states. [2021-07-13 19:07:37,180 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17872 to 17872. [2021-07-13 19:07:37,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17872 states, 17869 states have (on average 2.8495718842688453) internal successors, (50919), 17871 states have internal predecessors, (50919), 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) [2021-07-13 19:07:37,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17872 states to 17872 states and 50919 transitions. [2021-07-13 19:07:37,296 INFO L78 Accepts]: Start accepts. Automaton has 17872 states and 50919 transitions. Word has length 42 [2021-07-13 19:07:37,298 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-13 19:07:37,298 INFO L482 AbstractCegarLoop]: Abstraction has 17872 states and 50919 transitions. [2021-07-13 19:07:37,298 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 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) [2021-07-13 19:07:37,298 INFO L276 IsEmpty]: Start isEmpty. Operand 17872 states and 50919 transitions. [2021-07-13 19:07:37,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-07-13 19:07:37,300 INFO L500 BasicCegarLoop]: Found error trace [2021-07-13 19:07:37,300 INFO L508 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, 1, 1] [2021-07-13 19:07:37,300 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-07-13 19:07:37,301 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-13 19:07:37,301 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-13 19:07:37,301 INFO L82 PathProgramCache]: Analyzing trace with hash 627090548, now seen corresponding path program 1 times [2021-07-13 19:07:37,301 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-13 19:07:37,301 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [114990738] [2021-07-13 19:07:37,301 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-13 19:07:37,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-13 19:07:37,491 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-13 19:07:37,491 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-13 19:07:37,491 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [114990738] [2021-07-13 19:07:37,492 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [114990738] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-13 19:07:37,492 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [37318418] [2021-07-13 19:07:37,492 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 [2021-07-13 19:07:37,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-13 19:07:37,609 INFO L263 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 4 conjunts are in the unsatisfiable core [2021-07-13 19:07:37,612 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-13 19:07:37,809 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-13 19:07:37,809 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [37318418] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-13 19:07:37,809 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-13 19:07:37,809 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2021-07-13 19:07:37,810 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1886611046] [2021-07-13 19:07:37,811 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-13 19:07:37,811 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-13 19:07:37,812 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-13 19:07:37,812 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-07-13 19:07:37,812 INFO L87 Difference]: Start difference. First operand 17872 states and 50919 transitions. Second operand has 7 states, 7 states have (on average 8.857142857142858) internal successors, (62), 7 states have internal predecessors, (62), 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) [2021-07-13 19:07:37,943 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-13 19:07:37,943 INFO L93 Difference]: Finished difference Result 17564 states and 50314 transitions. [2021-07-13 19:07:37,944 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-13 19:07:37,944 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.857142857142858) internal successors, (62), 7 states have internal predecessors, (62), 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 52 [2021-07-13 19:07:37,944 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-13 19:07:37,997 INFO L225 Difference]: With dead ends: 17564 [2021-07-13 19:07:37,997 INFO L226 Difference]: Without dead ends: 17564 [2021-07-13 19:07:37,997 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 38.5ms TimeCoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2021-07-13 19:07:38,410 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17564 states. [2021-07-13 19:07:38,821 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17564 to 17564. [2021-07-13 19:07:38,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17564 states, 17562 states have (on average 2.864935656531147) internal successors, (50314), 17563 states have internal predecessors, (50314), 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) [2021-07-13 19:07:38,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17564 states to 17564 states and 50314 transitions. [2021-07-13 19:07:38,927 INFO L78 Accepts]: Start accepts. Automaton has 17564 states and 50314 transitions. Word has length 52 [2021-07-13 19:07:38,927 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-13 19:07:38,927 INFO L482 AbstractCegarLoop]: Abstraction has 17564 states and 50314 transitions. [2021-07-13 19:07:38,927 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 8.857142857142858) internal successors, (62), 7 states have internal predecessors, (62), 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) [2021-07-13 19:07:38,928 INFO L276 IsEmpty]: Start isEmpty. Operand 17564 states and 50314 transitions. [2021-07-13 19:07:38,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-07-13 19:07:38,929 INFO L500 BasicCegarLoop]: Found error trace [2021-07-13 19:07:38,929 INFO L508 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, 1] [2021-07-13 19:07:39,152 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2021-07-13 19:07:39,153 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-13 19:07:39,153 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-13 19:07:39,153 INFO L82 PathProgramCache]: Analyzing trace with hash 387720432, now seen corresponding path program 1 times [2021-07-13 19:07:39,153 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-13 19:07:39,153 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [725126026] [2021-07-13 19:07:39,153 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-13 19:07:39,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-07-13 19:07:39,174 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-07-13 19:07:39,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-07-13 19:07:39,195 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-07-13 19:07:39,210 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-07-13 19:07:39,210 INFO L609 BasicCegarLoop]: Counterexample might be feasible [2021-07-13 19:07:39,210 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-07-13 19:07:39,211 WARN L243 ceAbstractionStarter]: 2 thread instances were not sufficient, I will increase this number and restart the analysis [2021-07-13 19:07:39,211 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 3 thread instances. [2021-07-13 19:07:39,226 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,226 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,227 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,227 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,227 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,227 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,227 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,227 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,227 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,227 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,227 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,227 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,228 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,228 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,228 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,228 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,228 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,228 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,228 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,228 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,228 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,229 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,229 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,229 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,229 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,229 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,229 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,229 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,229 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,229 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,229 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,229 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,229 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,230 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,230 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,230 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,230 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,230 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,230 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,230 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,230 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,230 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,230 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,230 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,230 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,230 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,230 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,231 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,231 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,231 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,231 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,231 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,231 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,231 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,231 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,231 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,231 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,231 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,231 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,232 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,232 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,232 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,232 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,232 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,232 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,232 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,232 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,232 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,233 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,234 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,234 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,234 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,234 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,234 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,234 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,234 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,234 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,234 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,234 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,234 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,234 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,235 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,235 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,235 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,235 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,235 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,235 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,235 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,235 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,235 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,235 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,236 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,236 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,236 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,236 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,236 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,236 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,236 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,236 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,236 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,237 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,237 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,237 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,237 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,237 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,237 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,237 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,237 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,237 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,237 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,237 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,238 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,238 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,238 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,238 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,238 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,238 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,238 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,238 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,238 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,238 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,238 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,239 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,239 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,239 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,239 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,239 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,239 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,239 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,239 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,239 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,239 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,239 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,239 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,239 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,239 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,240 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,240 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,240 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,240 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,240 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,240 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,240 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,240 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,240 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,240 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,240 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,240 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,241 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,241 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,241 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,241 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,241 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,241 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,241 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,241 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,241 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,241 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,242 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,242 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,242 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,242 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,242 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,242 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,242 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,242 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,242 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,242 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,242 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,242 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,242 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,242 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,243 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,243 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,243 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,243 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,243 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,243 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,243 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,243 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,243 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,243 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,243 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,243 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,243 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,243 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,244 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,244 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,244 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,244 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,244 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,244 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,244 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,244 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,244 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,244 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,244 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,244 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,244 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,244 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,245 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,245 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,245 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,245 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,245 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,245 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,245 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,245 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,246 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,246 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,246 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,246 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,246 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,246 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,246 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,246 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,246 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,248 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,248 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,248 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,248 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,248 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,248 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,248 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,248 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,248 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,248 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,249 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,249 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,249 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,257 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,258 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,258 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,258 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,258 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,258 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,258 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,258 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,258 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,258 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,258 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,259 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,259 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 19:07:39,264 INFO L149 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2021-07-13 19:07:39,265 INFO L255 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-07-13 19:07:39,266 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-13 19:07:39,266 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-13 19:07:39,266 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-13 19:07:39,266 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-13 19:07:39,266 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-13 19:07:39,266 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-13 19:07:39,266 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-13 19:07:39,266 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-07-13 19:07:39,268 INFO L110 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 162 places, 181 transitions, 392 flow [2021-07-13 19:07:56,663 INFO L132 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 591103 states, 591098 states have (on average 4.57197791229204) internal successors, (2702487), 591102 states have internal predecessors, (2702487), 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) [2021-07-13 19:07:57,686 INFO L276 IsEmpty]: Start isEmpty. Operand has 591103 states, 591098 states have (on average 4.57197791229204) internal successors, (2702487), 591102 states have internal predecessors, (2702487), 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) [2021-07-13 19:07:57,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-07-13 19:07:57,687 INFO L500 BasicCegarLoop]: Found error trace [2021-07-13 19:07:57,687 INFO L508 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] [2021-07-13 19:07:57,687 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-13 19:07:57,688 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-13 19:07:57,688 INFO L82 PathProgramCache]: Analyzing trace with hash -1831974646, now seen corresponding path program 1 times [2021-07-13 19:07:57,688 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-13 19:07:57,688 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1037473899] [2021-07-13 19:07:57,688 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-13 19:07:57,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-13 19:07:57,733 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-13 19:07:57,733 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-13 19:07:57,733 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1037473899] [2021-07-13 19:07:57,733 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1037473899] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-13 19:07:57,733 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-13 19:07:57,734 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-07-13 19:07:57,734 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [632328587] [2021-07-13 19:07:57,734 INFO L462 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-07-13 19:07:57,734 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-13 19:07:57,735 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-07-13 19:07:57,735 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-07-13 19:07:58,765 INFO L87 Difference]: Start difference. First operand has 591103 states, 591098 states have (on average 4.57197791229204) internal successors, (2702487), 591102 states have internal predecessors, (2702487), 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 21.0) internal successors, (42), 2 states have internal predecessors, (42), 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) [2021-07-13 19:08:10,149 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-13 19:08:10,149 INFO L93 Difference]: Finished difference Result 568338 states and 2170922 transitions. [2021-07-13 19:08:10,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-13 19:08:10,149 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 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 42 [2021-07-13 19:08:10,151 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-13 19:08:16,570 INFO L225 Difference]: With dead ends: 568338 [2021-07-13 19:08:16,570 INFO L226 Difference]: Without dead ends: 500043 [2021-07-13 19:08:16,585 INFO L764 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 [2021-07-13 19:11:17,778 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 500043 states. [2021-07-13 19:11:43,732 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 500043 to 500043. [2021-07-13 19:11:45,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 500043 states, 500038 states have (on average 3.814706082337742) internal successors, (1907498), 500042 states have internal predecessors, (1907498), 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)