/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 --cacsl2boogietranslator.check.absence.of.data.races.in.concurrent.programs true --cacsl2boogietranslator.check.unreachability.of.error.function.in.sv-comp.mode false -i ../../../trunk/examples/svcomp/goblint-regression/04-mutex_45-escape_rc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-aed12abd52951161f3584c1e4a16827ff4d06934-aed12ab [2021-10-14 11:54:52,142 INFO L177 SettingsManager]: Resetting all preferences to default values... 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[2021-10-14 11:54:52,214 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 [2021-10-14 11:54:52,229 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-14 11:54:52,229 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-14 11:54:52,229 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-14 11:54:52,230 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-14 11:54:52,230 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-14 11:54:52,230 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-14 11:54:52,230 INFO L138 SettingsManager]: * Use SBE=true [2021-10-14 11:54:52,231 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-14 11:54:52,231 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-14 11:54:52,231 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-14 11:54:52,231 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-14 11:54:52,231 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-14 11:54:52,231 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-14 11:54:52,231 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-14 11:54:52,231 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-14 11:54:52,231 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-14 11:54:52,231 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-14 11:54:52,232 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-14 11:54:52,232 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-14 11:54:52,232 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-14 11:54:52,232 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-14 11:54:52,232 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-10-14 11:54:52,232 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-14 11:54:52,232 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-14 11:54:52,232 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-14 11:54:52,232 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-14 11:54:52,232 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-14 11:54:52,233 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-14 11:54:52,233 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-14 11:54:52,233 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-14 11:54:52,233 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-14 11:54:52,233 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of error function in SV-COMP mode -> false [2021-10-14 11:54:52,409 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-14 11:54:52,428 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-14 11:54:52,430 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-14 11:54:52,430 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-14 11:54:52,431 INFO L275 PluginConnector]: CDTParser initialized [2021-10-14 11:54:52,432 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/04-mutex_45-escape_rc.i [2021-10-14 11:54:52,474 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9b4f446a4/22341da73f974dd2a8620ef72215f5ff/FLAGe43cc5dfb [2021-10-14 11:54:52,869 INFO L306 CDTParser]: Found 1 translation units. [2021-10-14 11:54:52,869 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/04-mutex_45-escape_rc.i [2021-10-14 11:54:52,884 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9b4f446a4/22341da73f974dd2a8620ef72215f5ff/FLAGe43cc5dfb [2021-10-14 11:54:52,901 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9b4f446a4/22341da73f974dd2a8620ef72215f5ff [2021-10-14 11:54:52,903 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-14 11:54:52,903 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-10-14 11:54:52,912 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-14 11:54:52,912 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-14 11:54:52,914 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-14 11:54:52,914 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 11:54:52" (1/1) ... [2021-10-14 11:54:52,915 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c5fdb8b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:54:52, skipping insertion in model container [2021-10-14 11:54:52,916 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 11:54:52" (1/1) ... [2021-10-14 11:54:52,920 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-14 11:54:52,954 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-14 11:54:53,251 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-14 11:54:53,262 INFO L203 MainTranslator]: Completed pre-run [2021-10-14 11:54:53,301 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-14 11:54:53,342 INFO L208 MainTranslator]: Completed translation [2021-10-14 11:54:53,343 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:54:53 WrapperNode [2021-10-14 11:54:53,343 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-14 11:54:53,344 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-14 11:54:53,344 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-14 11:54:53,345 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-14 11:54:53,350 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:54:53" (1/1) ... [2021-10-14 11:54:53,374 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:54:53" (1/1) ... [2021-10-14 11:54:53,396 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-14 11:54:53,397 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-14 11:54:53,397 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-14 11:54:53,397 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-14 11:54:53,403 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:54:53" (1/1) ... [2021-10-14 11:54:53,403 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:54:53" (1/1) ... [2021-10-14 11:54:53,411 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:54:53" (1/1) ... [2021-10-14 11:54:53,411 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:54:53" (1/1) ... [2021-10-14 11:54:53,424 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:54:53" (1/1) ... [2021-10-14 11:54:53,425 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:54:53" (1/1) ... [2021-10-14 11:54:53,426 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:54:53" (1/1) ... [2021-10-14 11:54:53,427 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-14 11:54:53,428 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-14 11:54:53,428 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-14 11:54:53,428 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-14 11:54:53,434 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:54:53" (1/1) ... [2021-10-14 11:54:53,439 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-14 11:54:53,446 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-14 11:54:53,455 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-14 11:54:53,478 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-14 11:54:53,483 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-14 11:54:53,483 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-14 11:54:53,484 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-14 11:54:53,484 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-14 11:54:53,484 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-10-14 11:54:53,484 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2021-10-14 11:54:53,484 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2021-10-14 11:54:53,484 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-14 11:54:53,484 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-14 11:54:53,485 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-14 11:54:53,485 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-10-14 11:54:53,700 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-14 11:54:53,700 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2021-10-14 11:54:53,701 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 11:54:53 BoogieIcfgContainer [2021-10-14 11:54:53,701 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-14 11:54:53,702 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-14 11:54:53,702 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-14 11:54:53,704 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-14 11:54:53,705 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 11:54:52" (1/3) ... [2021-10-14 11:54:53,705 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f3af42 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 11:54:53, skipping insertion in model container [2021-10-14 11:54:53,705 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:54:53" (2/3) ... [2021-10-14 11:54:53,705 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f3af42 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 11:54:53, skipping insertion in model container [2021-10-14 11:54:53,705 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 11:54:53" (3/3) ... [2021-10-14 11:54:53,706 INFO L111 eAbstractionObserver]: Analyzing ICFG 04-mutex_45-escape_rc.i [2021-10-14 11:54:53,709 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-10-14 11:54:53,710 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-14 11:54:53,710 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-10-14 11:54:53,710 INFO L516 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-10-14 11:54:53,746 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:53,746 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:53,746 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:53,746 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:53,747 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:53,747 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:53,747 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:53,747 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:53,747 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:53,747 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:53,747 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:53,748 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:53,748 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:53,748 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:53,748 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:53,748 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:53,748 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:53,748 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:53,748 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:53,749 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:53,749 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:53,749 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:53,749 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:53,749 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:53,749 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:53,749 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:53,749 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:53,749 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:53,750 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:53,750 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:53,750 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:53,750 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:53,750 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:53,750 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:53,750 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:53,750 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:53,750 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:53,751 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:53,751 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:53,751 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:53,751 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:53,751 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:53,751 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:53,751 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:53,751 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:53,752 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:53,752 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:53,752 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:53,752 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:53,752 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:53,752 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:53,752 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:53,753 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:53,753 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:53,753 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:53,754 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:53,754 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:53,754 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:53,754 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:53,754 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:53,754 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:53,754 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:53,754 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:53,754 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:53,755 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:53,755 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:53,755 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:53,755 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:53,755 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:53,755 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:53,755 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:53,755 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:53,755 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:53,756 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:53,756 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:53,756 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:53,756 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:53,756 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:53,756 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:53,756 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:53,756 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:53,756 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:53,757 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:53,757 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:53,757 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:53,757 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:53,757 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:53,757 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:53,757 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:53,757 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:53,757 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:53,757 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:53,758 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:53,758 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:53,758 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:53,758 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:53,758 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:53,758 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:53,758 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:53,758 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:53,759 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:53,759 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:53,759 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:53,759 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:53,759 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:53,759 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:53,759 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:53,759 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:53,760 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:53,760 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:53,760 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:53,760 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:53,762 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:53,762 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:53,762 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:53,763 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:53,763 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:53,763 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:53,763 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:53,763 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:53,763 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:53,763 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:53,763 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-14 11:54:53,778 INFO L148 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2021-10-14 11:54:53,811 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-14 11:54:53,818 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-14 11:54:53,819 INFO L340 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2021-10-14 11:54:53,831 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 94 places, 90 transitions, 188 flow [2021-10-14 11:54:53,872 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 764 states, 761 states have (on average 1.9014454664914586) internal successors, (1447), 763 states have internal predecessors, (1447), 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) [2021-10-14 11:54:53,874 INFO L276 IsEmpty]: Start isEmpty. Operand has 764 states, 761 states have (on average 1.9014454664914586) internal successors, (1447), 763 states have internal predecessors, (1447), 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) [2021-10-14 11:54:53,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-10-14 11:54:53,884 INFO L504 BasicCegarLoop]: Found error trace [2021-10-14 11:54:53,885 INFO L512 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] [2021-10-14 11:54:53,886 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr0ASSERT_VIOLATIONDATA_RACE] === [2021-10-14 11:54:53,889 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-14 11:54:53,890 INFO L82 PathProgramCache]: Analyzing trace with hash -884676387, now seen corresponding path program 1 times [2021-10-14 11:54:53,898 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-14 11:54:53,898 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1746965224] [2021-10-14 11:54:53,899 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-14 11:54:53,899 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-14 11:54:53,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-14 11:54:54,162 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-14 11:54:54,163 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-14 11:54:54,163 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1746965224] [2021-10-14 11:54:54,163 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1746965224] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-14 11:54:54,164 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-14 11:54:54,164 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-14 11:54:54,165 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [623045054] [2021-10-14 11:54:54,167 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-14 11:54:54,168 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-14 11:54:54,174 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-14 11:54:54,175 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-10-14 11:54:54,177 INFO L87 Difference]: Start difference. First operand has 764 states, 761 states have (on average 1.9014454664914586) internal successors, (1447), 763 states have internal predecessors, (1447), 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 6 states, 5 states have (on average 8.2) internal successors, (41), 6 states have internal predecessors, (41), 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) [2021-10-14 11:54:54,391 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-14 11:54:54,392 INFO L93 Difference]: Finished difference Result 901 states and 1701 transitions. [2021-10-14 11:54:54,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-14 11:54:54,393 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 8.2) internal successors, (41), 6 states have internal predecessors, (41), 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 41 [2021-10-14 11:54:54,394 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-14 11:54:54,404 INFO L225 Difference]: With dead ends: 901 [2021-10-14 11:54:54,404 INFO L226 Difference]: Without dead ends: 883 [2021-10-14 11:54:54,405 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 26.0ms TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-10-14 11:54:54,417 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 883 states. [2021-10-14 11:54:54,457 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 883 to 835. [2021-10-14 11:54:54,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 835 states, 832 states have (on average 1.8966346153846154) internal successors, (1578), 834 states have internal predecessors, (1578), 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) [2021-10-14 11:54:54,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 835 states to 835 states and 1578 transitions. [2021-10-14 11:54:54,462 INFO L78 Accepts]: Start accepts. Automaton has 835 states and 1578 transitions. Word has length 41 [2021-10-14 11:54:54,462 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-14 11:54:54,463 INFO L470 AbstractCegarLoop]: Abstraction has 835 states and 1578 transitions. [2021-10-14 11:54:54,463 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 8.2) internal successors, (41), 6 states have internal predecessors, (41), 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) [2021-10-14 11:54:54,463 INFO L276 IsEmpty]: Start isEmpty. Operand 835 states and 1578 transitions. [2021-10-14 11:54:54,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-10-14 11:54:54,464 INFO L504 BasicCegarLoop]: Found error trace [2021-10-14 11:54:54,464 INFO L512 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] [2021-10-14 11:54:54,465 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-14 11:54:54,465 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr0ASSERT_VIOLATIONDATA_RACE] === [2021-10-14 11:54:54,465 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-14 11:54:54,465 INFO L82 PathProgramCache]: Analyzing trace with hash 1858856318, now seen corresponding path program 1 times [2021-10-14 11:54:54,465 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-14 11:54:54,466 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [161344190] [2021-10-14 11:54:54,466 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-14 11:54:54,466 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-14 11:54:54,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-14 11:54:54,607 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-14 11:54:54,608 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-14 11:54:54,608 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [161344190] [2021-10-14 11:54:54,608 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [161344190] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-14 11:54:54,608 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-14 11:54:54,608 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-14 11:54:54,609 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [430097119] [2021-10-14 11:54:54,610 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-14 11:54:54,610 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-14 11:54:54,611 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-14 11:54:54,611 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-10-14 11:54:54,611 INFO L87 Difference]: Start difference. First operand 835 states and 1578 transitions. Second operand has 6 states, 5 states have (on average 8.2) internal successors, (41), 6 states have internal predecessors, (41), 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) [2021-10-14 11:54:54,751 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-14 11:54:54,752 INFO L93 Difference]: Finished difference Result 967 states and 1822 transitions. [2021-10-14 11:54:54,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-14 11:54:54,752 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 8.2) internal successors, (41), 6 states have internal predecessors, (41), 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 41 [2021-10-14 11:54:54,752 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-14 11:54:54,756 INFO L225 Difference]: With dead ends: 967 [2021-10-14 11:54:54,756 INFO L226 Difference]: Without dead ends: 823 [2021-10-14 11:54:54,757 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 24.3ms TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-10-14 11:54:54,759 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 823 states. [2021-10-14 11:54:54,776 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 823 to 763. [2021-10-14 11:54:54,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 763 states, 760 states have (on average 1.8723684210526317) internal successors, (1423), 762 states have internal predecessors, (1423), 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) [2021-10-14 11:54:54,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 763 states to 763 states and 1423 transitions. [2021-10-14 11:54:54,780 INFO L78 Accepts]: Start accepts. Automaton has 763 states and 1423 transitions. Word has length 41 [2021-10-14 11:54:54,780 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-14 11:54:54,780 INFO L470 AbstractCegarLoop]: Abstraction has 763 states and 1423 transitions. [2021-10-14 11:54:54,780 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 8.2) internal successors, (41), 6 states have internal predecessors, (41), 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) [2021-10-14 11:54:54,781 INFO L276 IsEmpty]: Start isEmpty. Operand 763 states and 1423 transitions. [2021-10-14 11:54:54,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-10-14 11:54:54,786 INFO L504 BasicCegarLoop]: Found error trace [2021-10-14 11:54:54,787 INFO L512 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] [2021-10-14 11:54:54,787 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-14 11:54:54,787 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr0ASSERT_VIOLATIONDATA_RACE] === [2021-10-14 11:54:54,793 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-14 11:54:54,793 INFO L82 PathProgramCache]: Analyzing trace with hash -668682211, now seen corresponding path program 1 times [2021-10-14 11:54:54,793 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-14 11:54:54,794 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1107600173] [2021-10-14 11:54:54,794 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-14 11:54:54,794 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-14 11:54:54,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-14 11:54:54,819 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-14 11:54:54,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-14 11:54:54,854 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-14 11:54:54,855 INFO L626 BasicCegarLoop]: Counterexample is feasible [2021-10-14 11:54:54,859 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location t_funErr0ASSERT_VIOLATIONDATA_RACE [2021-10-14 11:54:54,863 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE [2021-10-14 11:54:54,864 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION [2021-10-14 11:54:54,864 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr0ASSERT_VIOLATIONDATA_RACE [2021-10-14 11:54:54,868 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-14 11:54:54,879 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-10-14 11:54:54,879 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-14 11:54:54,912 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.10 11:54:54 BasicIcfg [2021-10-14 11:54:54,913 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-14 11:54:54,914 INFO L168 Benchmark]: Toolchain (without parser) took 2009.47 ms. Allocated memory was 195.0 MB in the beginning and 251.7 MB in the end (delta: 56.6 MB). Free memory was 142.2 MB in the beginning and 193.6 MB in the end (delta: -51.3 MB). Peak memory consumption was 6.0 MB. Max. memory is 8.0 GB. [2021-10-14 11:54:54,914 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 195.0 MB. Free memory is still 160.8 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-10-14 11:54:54,914 INFO L168 Benchmark]: CACSL2BoogieTranslator took 431.46 ms. Allocated memory is still 195.0 MB. Free memory was 142.1 MB in the beginning and 154.8 MB in the end (delta: -12.7 MB). Peak memory consumption was 13.9 MB. Max. memory is 8.0 GB. [2021-10-14 11:54:54,915 INFO L168 Benchmark]: Boogie Procedure Inliner took 52.67 ms. Allocated memory is still 195.0 MB. Free memory was 154.8 MB in the beginning and 152.7 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-10-14 11:54:54,915 INFO L168 Benchmark]: Boogie Preprocessor took 30.49 ms. Allocated memory is still 195.0 MB. Free memory was 152.7 MB in the beginning and 151.1 MB in the end (delta: 1.6 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-10-14 11:54:54,915 INFO L168 Benchmark]: RCFGBuilder took 273.32 ms. Allocated memory is still 195.0 MB. Free memory was 151.1 MB in the beginning and 137.5 MB in the end (delta: 13.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 8.0 GB. [2021-10-14 11:54:54,916 INFO L168 Benchmark]: TraceAbstraction took 1210.42 ms. Allocated memory was 195.0 MB in the beginning and 251.7 MB in the end (delta: 56.6 MB). Free memory was 137.0 MB in the beginning and 193.6 MB in the end (delta: -56.6 MB). Peak memory consumption was 524.3 kB. Max. memory is 8.0 GB. [2021-10-14 11:54:54,918 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 195.0 MB. Free memory is still 160.8 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 431.46 ms. Allocated memory is still 195.0 MB. Free memory was 142.1 MB in the beginning and 154.8 MB in the end (delta: -12.7 MB). Peak memory consumption was 13.9 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 52.67 ms. Allocated memory is still 195.0 MB. Free memory was 154.8 MB in the beginning and 152.7 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 30.49 ms. Allocated memory is still 195.0 MB. Free memory was 152.7 MB in the beginning and 151.1 MB in the end (delta: 1.6 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 273.32 ms. Allocated memory is still 195.0 MB. Free memory was 151.1 MB in the beginning and 137.5 MB in the end (delta: 13.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 8.0 GB. * TraceAbstraction took 1210.42 ms. Allocated memory was 195.0 MB in the beginning and 251.7 MB in the end (delta: 56.6 MB). Free memory was 137.0 MB in the beginning and 193.6 MB in the end (delta: -56.6 MB). Peak memory consumption was 524.3 kB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - CounterExampleResult [Line: 915]: the program contains a data race the program contains a data race We found a FailurePath: [L910] 0 pthread_mutex_t mutex1 = { { 0, 0, 0, 0, 0, { { 0, 0 } } } }; VAL [mutex1={6:0}] [L911] 0 pthread_mutex_t mutex2 = { { 0, 0, 0, 0, 0, { { 0, 0 } } } }; VAL [mutex1={6:0}, mutex2={7:0}] [L920] 0 pthread_t id; VAL [mutex1={6:0}, mutex2={7:0}] [L921] 0 int i; VAL [mutex1={6:0}, mutex2={7:0}] [L922] FCALL, FORK 0 pthread_create(&id, ((void *)0), t_fun, (void *) &i) VAL [arg={5:0}, mutex1={6:0}, mutex2={7:0}] [L913] 1 int *p = (int *) arg; VAL [arg={5:0}, arg={5:0}, mutex1={6:0}, mutex2={7:0}, p={5:0}] [L915] EXPR 1 \read(*p) VAL [\read(*p)=-3, arg={5:0}, arg={5:0}, mutex1={6:0}, mutex2={7:0}, p={5:0}] [L915] 1 (*p)++ VAL [(*p)++=27, (*p)++=-3, (*p)++=26, \read(*p)=-3, arg={5:0}, arg={5:0}, mutex1={6:0}, mutex2={7:0}, p={5:0}] [L924] 0 \read(i) VAL [(*p)++=27, (*p)++=-3, (*p)++=26, \read(*p)=-3, arg={5:0}, arg={5:0}, mutex1={6:0}, mutex2={7:0}, p={5:0}] [L915] 1 (*p)++ VAL [(*p)++=27, (*p)++=-3, (*p)++=26, \read(*p)=-3, arg={5:0}, arg={5:0}, mutex1={6:0}, mutex2={7:0}, p={5:0}] - UnprovableResult [Line: 924]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 922]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 3 procedures, 119 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 1067.4ms, OverallIterations: 3, TraceHistogramMax: 1, EmptinessCheckTime: 18.9ms, AutomataDifference: 383.9ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 53.0ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 278 SDtfs, 168 SDslu, 258 SDs, 0 SdLazy, 338 SolverSat, 16 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 238.1ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 50.4ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=835occurred in iteration=1, InterpolantAutomatonStates: 12, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 70.7ms AutomataMinimizationTime, 2 MinimizatonAttempts, 108 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 13.9ms SsaConstructionTime, 80.3ms SatisfiabilityAnalysisTime, 275.8ms InterpolantComputationTime, 130 NumberOfCodeBlocks, 130 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 80 ConstructedInterpolants, 0 QuantifiedInterpolants, 302 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2021-10-14 11:54:54,945 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...