/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/03-practical_07-nonterm.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.mcr-reduction-4b0ab11 [2022-03-01 16:47:38,444 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-03-01 16:47:38,445 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-03-01 16:47:38,473 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2022-03-01 16:47:38,505 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-03-01 16:47:38,506 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-03-01 16:47:38,506 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-03-01 16:47:38,507 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 [2022-03-01 16:47:38,523 INFO L113 SettingsManager]: Loading preferences was successful [2022-03-01 16:47:38,524 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-03-01 16:47:38,524 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-03-01 16:47:38,524 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-03-01 16:47:38,525 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-03-01 16:47:38,525 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-03-01 16:47:38,525 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-03-01 16:47:38,525 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-03-01 16:47:38,525 INFO L138 SettingsManager]: * Use SBE=true [2022-03-01 16:47:38,525 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-03-01 16:47:38,526 INFO L138 SettingsManager]: * sizeof long=4 [2022-03-01 16:47:38,526 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-03-01 16:47:38,526 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-03-01 16:47:38,526 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-03-01 16:47:38,526 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-03-01 16:47:38,526 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-03-01 16:47:38,526 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-03-01 16:47:38,527 INFO L138 SettingsManager]: * sizeof long double=12 [2022-03-01 16:47:38,527 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-03-01 16:47:38,527 INFO L138 SettingsManager]: * Use constant arrays=true [2022-03-01 16:47:38,527 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-03-01 16:47:38,527 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-03-01 16:47:38,527 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-03-01 16:47:38,527 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-03-01 16:47:38,527 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-03-01 16:47:38,527 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-01 16:47:38,527 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-03-01 16:47:38,527 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-03-01 16:47:38,527 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-03-01 16:47:38,528 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-03-01 16:47:38,528 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-03-01 16:47:38,528 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-03-01 16:47:38,528 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-03-01 16:47:38,528 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of error function in SV-COMP mode -> false [2022-03-01 16:47:38,689 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-03-01 16:47:38,706 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-03-01 16:47:38,707 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-03-01 16:47:38,708 INFO L271 PluginConnector]: Initializing CDTParser... [2022-03-01 16:47:38,711 INFO L275 PluginConnector]: CDTParser initialized [2022-03-01 16:47:38,712 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/03-practical_07-nonterm.i [2022-03-01 16:47:38,754 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1463edd53/cd98dcc5d1a045b682d130c492a6a3cd/FLAG1b9ae5e43 [2022-03-01 16:47:39,170 INFO L306 CDTParser]: Found 1 translation units. [2022-03-01 16:47:39,171 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/03-practical_07-nonterm.i [2022-03-01 16:47:39,184 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1463edd53/cd98dcc5d1a045b682d130c492a6a3cd/FLAG1b9ae5e43 [2022-03-01 16:47:39,196 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1463edd53/cd98dcc5d1a045b682d130c492a6a3cd [2022-03-01 16:47:39,198 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-03-01 16:47:39,200 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-03-01 16:47:39,202 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-03-01 16:47:39,202 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-03-01 16:47:39,204 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-03-01 16:47:39,205 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.03 04:47:39" (1/1) ... [2022-03-01 16:47:39,206 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6cd15391 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 04:47:39, skipping insertion in model container [2022-03-01 16:47:39,206 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.03 04:47:39" (1/1) ... [2022-03-01 16:47:39,211 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-03-01 16:47:39,246 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-03-01 16:47:39,600 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-01 16:47:39,609 INFO L203 MainTranslator]: Completed pre-run [2022-03-01 16:47:39,655 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-01 16:47:39,700 INFO L208 MainTranslator]: Completed translation [2022-03-01 16:47:39,701 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 04:47:39 WrapperNode [2022-03-01 16:47:39,702 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-03-01 16:47:39,702 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-03-01 16:47:39,703 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-03-01 16:47:39,703 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-03-01 16:47:39,708 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 04:47:39" (1/1) ... [2022-03-01 16:47:39,733 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 04:47:39" (1/1) ... [2022-03-01 16:47:39,756 INFO L137 Inliner]: procedures = 262, calls = 24, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 56 [2022-03-01 16:47:39,757 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-03-01 16:47:39,758 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-03-01 16:47:39,758 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-03-01 16:47:39,758 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-03-01 16:47:39,763 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 04:47:39" (1/1) ... [2022-03-01 16:47:39,763 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 04:47:39" (1/1) ... [2022-03-01 16:47:39,771 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 04:47:39" (1/1) ... [2022-03-01 16:47:39,771 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 04:47:39" (1/1) ... [2022-03-01 16:47:39,785 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 04:47:39" (1/1) ... [2022-03-01 16:47:39,787 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 04:47:39" (1/1) ... [2022-03-01 16:47:39,788 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 04:47:39" (1/1) ... [2022-03-01 16:47:39,789 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-03-01 16:47:39,790 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-03-01 16:47:39,790 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-03-01 16:47:39,790 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-03-01 16:47:39,790 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 04:47:39" (1/1) ... [2022-03-01 16:47:39,799 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-01 16:47:39,807 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-01 16:47:39,816 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-03-01 16:47:39,821 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-03-01 16:47:39,842 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-03-01 16:47:39,842 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-03-01 16:47:39,842 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-03-01 16:47:39,842 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-03-01 16:47:39,842 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-03-01 16:47:39,843 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-03-01 16:47:39,843 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2022-03-01 16:47:39,843 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2022-03-01 16:47:39,843 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-03-01 16:47:39,843 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-03-01 16:47:39,843 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-03-01 16:47:39,844 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-03-01 16:47:39,913 INFO L234 CfgBuilder]: Building ICFG [2022-03-01 16:47:39,914 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-03-01 16:47:40,066 INFO L275 CfgBuilder]: Performing block encoding [2022-03-01 16:47:40,071 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-03-01 16:47:40,071 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-03-01 16:47:40,072 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.03 04:47:40 BoogieIcfgContainer [2022-03-01 16:47:40,072 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-03-01 16:47:40,073 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-03-01 16:47:40,073 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-03-01 16:47:40,076 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-03-01 16:47:40,076 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 01.03 04:47:39" (1/3) ... [2022-03-01 16:47:40,076 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@55199c3d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.03 04:47:40, skipping insertion in model container [2022-03-01 16:47:40,077 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 04:47:39" (2/3) ... [2022-03-01 16:47:40,077 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@55199c3d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.03 04:47:40, skipping insertion in model container [2022-03-01 16:47:40,077 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.03 04:47:40" (3/3) ... [2022-03-01 16:47:40,080 INFO L111 eAbstractionObserver]: Analyzing ICFG 03-practical_07-nonterm.i [2022-03-01 16:47:40,084 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-03-01 16:47:40,084 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-03-01 16:47:40,084 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 6 error locations. [2022-03-01 16:47:40,084 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-03-01 16:47:40,120 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:47:40,120 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:47:40,120 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:47:40,120 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:47:40,121 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:47:40,121 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:47:40,121 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:47:40,121 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:47:40,122 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:47:40,122 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:47:40,123 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:47:40,123 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:47:40,127 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:47:40,127 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:47:40,128 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:47:40,128 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:47:40,128 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:47:40,128 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:47:40,129 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:47:40,129 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:47:40,129 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:47:40,129 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:47:40,129 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:47:40,129 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:47:40,130 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:47:40,130 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:47:40,130 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:47:40,130 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:47:40,135 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:47:40,135 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:47:40,135 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:47:40,135 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:47:40,135 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:47:40,135 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:47:40,135 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:47:40,139 INFO L148 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2022-03-01 16:47:40,182 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-03-01 16:47:40,189 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, mAutomataTypeConcurrency=FINITE_AUTOMATA, mLazyFiniteAutomaton=false, 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, mMcrOptimizeForkJoin=true, mMcrOverapproximateWrwc=true [2022-03-01 16:47:40,189 INFO L340 AbstractCegarLoop]: Starting to check reachability of 9 error locations. [2022-03-01 16:47:40,199 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 86 places, 84 transitions, 176 flow [2022-03-01 16:47:40,243 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 453 states, 441 states have (on average 1.981859410430839) internal successors, (874), 452 states have internal predecessors, (874), 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) [2022-03-01 16:47:40,247 INFO L276 IsEmpty]: Start isEmpty. Operand has 453 states, 441 states have (on average 1.981859410430839) internal successors, (874), 452 states have internal predecessors, (874), 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) [2022-03-01 16:47:40,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-03-01 16:47:40,255 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:47:40,255 INFO L514 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] [2022-03-01 16:47:40,258 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 6 more)] === [2022-03-01 16:47:40,262 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:47:40,262 INFO L85 PathProgramCache]: Analyzing trace with hash 444600763, now seen corresponding path program 1 times [2022-03-01 16:47:40,267 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:47:40,268 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1016982604] [2022-03-01 16:47:40,268 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:47:40,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:47:40,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:47:40,429 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:47:40,429 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:47:40,429 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1016982604] [2022-03-01 16:47:40,430 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1016982604] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:47:40,430 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:47:40,430 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-03-01 16:47:40,431 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1517344973] [2022-03-01 16:47:40,432 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:47:40,434 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-03-01 16:47:40,434 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:47:40,451 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-03-01 16:47:40,452 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-03-01 16:47:40,454 INFO L87 Difference]: Start difference. First operand has 453 states, 441 states have (on average 1.981859410430839) internal successors, (874), 452 states have internal predecessors, (874), 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 3 states, 2 states have (on average 17.5) internal successors, (35), 3 states have internal predecessors, (35), 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) [2022-03-01 16:47:40,516 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:47:40,516 INFO L93 Difference]: Finished difference Result 440 states and 830 transitions. [2022-03-01 16:47:40,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-01 16:47:40,519 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 17.5) internal successors, (35), 3 states have internal predecessors, (35), 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 35 [2022-03-01 16:47:40,519 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:47:40,534 INFO L225 Difference]: With dead ends: 440 [2022-03-01 16:47:40,535 INFO L226 Difference]: Without dead ends: 435 [2022-03-01 16:47:40,536 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-03-01 16:47:40,541 INFO L933 BasicCegarLoop]: 87 mSDtfsCounter, 31 mSDsluCounter, 55 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 31 SdHoareTripleChecker+Valid, 141 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:47:40,542 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [31 Valid, 141 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-03-01 16:47:40,556 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 435 states. [2022-03-01 16:47:40,599 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 435 to 378. [2022-03-01 16:47:40,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 378 states, 371 states have (on average 1.908355795148248) internal successors, (708), 377 states have internal predecessors, (708), 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) [2022-03-01 16:47:40,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 378 states and 708 transitions. [2022-03-01 16:47:40,603 INFO L78 Accepts]: Start accepts. Automaton has 378 states and 708 transitions. Word has length 35 [2022-03-01 16:47:40,603 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:47:40,603 INFO L470 AbstractCegarLoop]: Abstraction has 378 states and 708 transitions. [2022-03-01 16:47:40,604 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 17.5) internal successors, (35), 3 states have internal predecessors, (35), 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) [2022-03-01 16:47:40,604 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 708 transitions. [2022-03-01 16:47:40,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-03-01 16:47:40,605 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:47:40,605 INFO L514 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] [2022-03-01 16:47:40,606 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-03-01 16:47:40,606 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 6 more)] === [2022-03-01 16:47:40,607 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:47:40,608 INFO L85 PathProgramCache]: Analyzing trace with hash -725693058, now seen corresponding path program 1 times [2022-03-01 16:47:40,608 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:47:40,610 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1439410975] [2022-03-01 16:47:40,610 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:47:40,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:47:40,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:47:40,694 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:47:40,694 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:47:40,694 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1439410975] [2022-03-01 16:47:40,694 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1439410975] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:47:40,694 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:47:40,694 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-03-01 16:47:40,695 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1052692567] [2022-03-01 16:47:40,695 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:47:40,696 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-03-01 16:47:40,696 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:47:40,697 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-03-01 16:47:40,699 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-03-01 16:47:40,699 INFO L87 Difference]: Start difference. First operand 378 states and 708 transitions. Second operand has 3 states, 2 states have (on average 19.5) internal successors, (39), 3 states have internal predecessors, (39), 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) [2022-03-01 16:47:40,732 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:47:40,732 INFO L93 Difference]: Finished difference Result 401 states and 751 transitions. [2022-03-01 16:47:40,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-01 16:47:40,733 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 19.5) internal successors, (39), 3 states have internal predecessors, (39), 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 39 [2022-03-01 16:47:40,733 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:47:40,734 INFO L225 Difference]: With dead ends: 401 [2022-03-01 16:47:40,734 INFO L226 Difference]: Without dead ends: 392 [2022-03-01 16:47:40,735 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-03-01 16:47:40,736 INFO L933 BasicCegarLoop]: 81 mSDtfsCounter, 20 mSDsluCounter, 52 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 20 SdHoareTripleChecker+Valid, 133 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:47:40,736 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [20 Valid, 133 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-03-01 16:47:40,738 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 392 states. [2022-03-01 16:47:40,748 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 392 to 377. [2022-03-01 16:47:40,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 377 states, 371 states have (on average 1.8975741239892183) internal successors, (704), 376 states have internal predecessors, (704), 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) [2022-03-01 16:47:40,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 377 states and 704 transitions. [2022-03-01 16:47:40,751 INFO L78 Accepts]: Start accepts. Automaton has 377 states and 704 transitions. Word has length 39 [2022-03-01 16:47:40,752 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:47:40,752 INFO L470 AbstractCegarLoop]: Abstraction has 377 states and 704 transitions. [2022-03-01 16:47:40,752 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 19.5) internal successors, (39), 3 states have internal predecessors, (39), 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) [2022-03-01 16:47:40,752 INFO L276 IsEmpty]: Start isEmpty. Operand 377 states and 704 transitions. [2022-03-01 16:47:40,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-03-01 16:47:40,756 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:47:40,756 INFO L514 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] [2022-03-01 16:47:40,756 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-03-01 16:47:40,756 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 6 more)] === [2022-03-01 16:47:40,757 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:47:40,757 INFO L85 PathProgramCache]: Analyzing trace with hash 1256221422, now seen corresponding path program 1 times [2022-03-01 16:47:40,757 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:47:40,757 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1233660648] [2022-03-01 16:47:40,757 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:47:40,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:47:40,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:47:40,826 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:47:40,827 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:47:40,827 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1233660648] [2022-03-01 16:47:40,827 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1233660648] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:47:40,827 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:47:40,827 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-03-01 16:47:40,827 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [854067715] [2022-03-01 16:47:40,827 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:47:40,827 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-03-01 16:47:40,828 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:47:40,828 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-03-01 16:47:40,828 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-03-01 16:47:40,828 INFO L87 Difference]: Start difference. First operand 377 states and 704 transitions. Second operand has 3 states, 2 states have (on average 20.0) internal successors, (40), 3 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:47:40,854 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:47:40,855 INFO L93 Difference]: Finished difference Result 387 states and 724 transitions. [2022-03-01 16:47:40,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-01 16:47:40,855 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 20.0) internal successors, (40), 3 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 40 [2022-03-01 16:47:40,855 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:47:40,857 INFO L225 Difference]: With dead ends: 387 [2022-03-01 16:47:40,857 INFO L226 Difference]: Without dead ends: 387 [2022-03-01 16:47:40,859 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-03-01 16:47:40,862 INFO L933 BasicCegarLoop]: 76 mSDtfsCounter, 15 mSDsluCounter, 52 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15 SdHoareTripleChecker+Valid, 127 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:47:40,863 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [15 Valid, 127 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-03-01 16:47:40,864 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 387 states. [2022-03-01 16:47:40,869 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 387 to 377. [2022-03-01 16:47:40,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 377 states, 373 states have (on average 1.8873994638069704) internal successors, (704), 376 states have internal predecessors, (704), 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) [2022-03-01 16:47:40,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 377 states and 704 transitions. [2022-03-01 16:47:40,870 INFO L78 Accepts]: Start accepts. Automaton has 377 states and 704 transitions. Word has length 40 [2022-03-01 16:47:40,871 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:47:40,871 INFO L470 AbstractCegarLoop]: Abstraction has 377 states and 704 transitions. [2022-03-01 16:47:40,871 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 20.0) internal successors, (40), 3 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:47:40,871 INFO L276 IsEmpty]: Start isEmpty. Operand 377 states and 704 transitions. [2022-03-01 16:47:40,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-03-01 16:47:40,875 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:47:40,876 INFO L514 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] [2022-03-01 16:47:40,876 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-03-01 16:47:40,876 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 6 more)] === [2022-03-01 16:47:40,877 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:47:40,877 INFO L85 PathProgramCache]: Analyzing trace with hash -1235007336, now seen corresponding path program 1 times [2022-03-01 16:47:40,877 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:47:40,877 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [613811789] [2022-03-01 16:47:40,877 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:47:40,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:47:40,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-03-01 16:47:40,911 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-03-01 16:47:40,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-03-01 16:47:40,939 INFO L138 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-03-01 16:47:40,939 INFO L628 BasicCegarLoop]: Counterexample is feasible [2022-03-01 16:47:40,940 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location t_funErr1ASSERT_VIOLATIONDATA_RACE (8 of 9 remaining) [2022-03-01 16:47:40,941 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (7 of 9 remaining) [2022-03-01 16:47:40,941 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (6 of 9 remaining) [2022-03-01 16:47:40,941 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (5 of 9 remaining) [2022-03-01 16:47:40,941 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (4 of 9 remaining) [2022-03-01 16:47:40,942 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION (3 of 9 remaining) [2022-03-01 16:47:40,942 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr0ASSERT_VIOLATIONDATA_RACE (2 of 9 remaining) [2022-03-01 16:47:40,942 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr1ASSERT_VIOLATIONDATA_RACE (1 of 9 remaining) [2022-03-01 16:47:40,942 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr0ASSERT_VIOLATIONDATA_RACE (0 of 9 remaining) [2022-03-01 16:47:40,942 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-03-01 16:47:40,944 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2022-03-01 16:47:40,947 INFO L230 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-03-01 16:47:40,947 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-03-01 16:47:40,974 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 01.03 04:47:40 BasicIcfg [2022-03-01 16:47:40,974 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-03-01 16:47:40,974 INFO L158 Benchmark]: Toolchain (without parser) took 1774.29ms. Allocated memory was 181.4MB in the beginning and 221.2MB in the end (delta: 39.8MB). Free memory was 127.7MB in the beginning and 144.7MB in the end (delta: -17.0MB). Peak memory consumption was 23.4MB. Max. memory is 8.0GB. [2022-03-01 16:47:40,975 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 181.4MB. Free memory is still 146.6MB. There was no memory consumed. Max. memory is 8.0GB. [2022-03-01 16:47:40,975 INFO L158 Benchmark]: CACSL2BoogieTranslator took 499.80ms. Allocated memory is still 181.4MB. Free memory was 127.6MB in the beginning and 139.1MB in the end (delta: -11.6MB). Peak memory consumption was 12.3MB. Max. memory is 8.0GB. [2022-03-01 16:47:40,975 INFO L158 Benchmark]: Boogie Procedure Inliner took 54.51ms. Allocated memory is still 181.4MB. Free memory was 139.1MB in the beginning and 136.9MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-03-01 16:47:40,975 INFO L158 Benchmark]: Boogie Preprocessor took 31.58ms. Allocated memory is still 181.4MB. Free memory was 136.9MB in the beginning and 135.4MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-03-01 16:47:40,976 INFO L158 Benchmark]: RCFGBuilder took 282.70ms. Allocated memory is still 181.4MB. Free memory was 135.4MB in the beginning and 123.2MB in the end (delta: 12.2MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. [2022-03-01 16:47:40,976 INFO L158 Benchmark]: TraceAbstraction took 900.68ms. Allocated memory was 181.4MB in the beginning and 221.2MB in the end (delta: 39.8MB). Free memory was 122.8MB in the beginning and 144.7MB in the end (delta: -21.9MB). Peak memory consumption was 18.4MB. Max. memory is 8.0GB. [2022-03-01 16:47:40,977 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 181.4MB. Free memory is still 146.6MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 499.80ms. Allocated memory is still 181.4MB. Free memory was 127.6MB in the beginning and 139.1MB in the end (delta: -11.6MB). Peak memory consumption was 12.3MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 54.51ms. Allocated memory is still 181.4MB. Free memory was 139.1MB in the beginning and 136.9MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 31.58ms. Allocated memory is still 181.4MB. Free memory was 136.9MB in the beginning and 135.4MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 282.70ms. Allocated memory is still 181.4MB. Free memory was 135.4MB in the beginning and 123.2MB in the end (delta: 12.2MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. * TraceAbstraction took 900.68ms. Allocated memory was 181.4MB in the beginning and 221.2MB in the end (delta: 39.8MB). Free memory was 122.8MB in the beginning and 144.7MB in the end (delta: -21.9MB). Peak memory consumption was 18.4MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - DataRaceFoundResult [Line: 922]: Data race detected Data race detected The following path leads to a data race: [L917] 0 int myglobal; VAL [myglobal=0] [L918] 0 pthread_mutex_t mutex1 = { { 0, 0, 0, 0, 0, { { 0, 0 } } } }; VAL [mutex1={3:0}, myglobal=0] [L919] 0 pthread_mutex_t mutex2 = { { 0, 0, 0, 0, 0, { { 0, 0 } } } }; VAL [mutex1={3:0}, mutex2={4:0}, myglobal=0] [L928] 0 pthread_t id; VAL [id={5:0}, mutex1={3:0}, mutex2={4:0}, myglobal=0] [L929] FCALL, FORK 0 pthread_create(&id, ((void *)0), t_fun, ((void *)0)) VAL [arg={0:0}, id={5:0}, mutex1={3:0}, mutex2={4:0}, myglobal=0, pthread_create(&id, ((void *)0), t_fun, ((void *)0))=-1] [L922] EXPR 1 myglobal+1 VAL [arg={0:0}, arg={0:0}, mutex1={3:0}, mutex2={4:0}, myglobal=0] [L922] 1 myglobal=myglobal+1 VAL [arg={0:0}, arg={0:0}, mutex1={3:0}, mutex2={4:0}, myglobal=1, myglobal=myglobal+1=25] [L931] 0 myglobal+1 VAL [arg={0:0}, arg={0:0}, id={5:0}, mutex1={3:0}, mutex2={4:0}, myglobal=1, myglobal=myglobal+1=25] [L922] 1 myglobal=myglobal+1 VAL [arg={0:0}, arg={0:0}, mutex1={3:0}, mutex2={4:0}, myglobal=1, myglobal=myglobal+1=25] Now there is a data race on ~myglobal~0 between C: myglobal+1 [931] and C: myglobal=myglobal+1 [922] - UnprovableResult [Line: 931]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 931]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 933]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 934]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 929]: 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. - UnprovableResult [Line: 922]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 3 procedures, 103 locations, 9 error locations. Started 1 CEGAR loops. OverallTime: 0.8s, OverallIterations: 4, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 66 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 66 mSDsluCounter, 401 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 159 mSDsCounter, 6 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 59 IncrementalHoareTripleChecker+Invalid, 65 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 6 mSolverCounterUnsat, 244 mSDtfsCounter, 59 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=453occurred in iteration=0, InterpolantAutomatonStates: 9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 3 MinimizatonAttempts, 82 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 158 NumberOfCodeBlocks, 158 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 111 ConstructedInterpolants, 0 QuantifiedInterpolants, 117 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 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 could not prove your program: unable to determine feasibility of some traces [2022-03-01 16:47:41,027 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...