/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/goblint-regression/13-privatized_19-publish-precision_unknown_2_pos.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.abstract-por-f0ea240 [2022-02-10 21:58:49,170 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-10 21:58:49,172 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-10 21:58:49,234 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2022-02-10 21:58:49,255 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-10 21:58:49,256 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-10 21:58:49,257 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-10 21:58:49,257 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-10 21:58:49,258 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-10 21:58:49,258 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-10 21:58:49,259 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-10 21:58:49,260 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-10 21:58:49,261 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-10 21:58:49,265 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-10 21:58:49,266 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-10 21:58:49,266 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-10 21:58:49,269 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-02-10 21:58:49,273 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-10 21:58:49,274 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-10 21:58:49,274 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-10 21:58:49,275 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 [2022-02-10 21:58:49,290 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-10 21:58:49,290 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-10 21:58:49,290 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-10 21:58:49,290 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-10 21:58:49,290 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-10 21:58:49,291 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-10 21:58:49,293 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-10 21:58:49,293 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-10 21:58:49,293 INFO L138 SettingsManager]: * Use SBE=true [2022-02-10 21:58:49,293 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-10 21:58:49,293 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-10 21:58:49,293 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-10 21:58:49,293 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-10 21:58:49,293 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-10 21:58:49,293 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-10 21:58:49,293 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-10 21:58:49,294 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-10 21:58:49,294 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-10 21:58:49,294 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-10 21:58:49,294 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-10 21:58:49,294 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-10 21:58:49,294 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-10 21:58:49,294 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-10 21:58:49,294 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-02-10 21:58:49,294 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-10 21:58:49,294 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-10 21:58:49,294 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-10 21:58:49,295 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-10 21:58:49,295 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-02-10 21:58:49,295 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-10 21:58:49,295 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-02-10 21:58:49,295 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-02-10 21:58:49,295 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-10 21:58:49,295 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-02-10 21:58:49,477 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-10 21:58:49,493 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-10 21:58:49,494 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-10 21:58:49,495 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-10 21:58:49,496 INFO L275 PluginConnector]: CDTParser initialized [2022-02-10 21:58:49,497 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/13-privatized_19-publish-precision_unknown_2_pos.i [2022-02-10 21:58:49,540 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/23b59b03b/7d49cdb761374f1eb2a01f7ca281deea/FLAGa8b31a813 [2022-02-10 21:58:49,974 INFO L306 CDTParser]: Found 1 translation units. [2022-02-10 21:58:49,975 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/13-privatized_19-publish-precision_unknown_2_pos.i [2022-02-10 21:58:49,990 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/23b59b03b/7d49cdb761374f1eb2a01f7ca281deea/FLAGa8b31a813 [2022-02-10 21:58:50,001 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/23b59b03b/7d49cdb761374f1eb2a01f7ca281deea [2022-02-10 21:58:50,003 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-10 21:58:50,007 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-02-10 21:58:50,008 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-10 21:58:50,008 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-10 21:58:50,011 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-10 21:58:50,012 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.02 09:58:50" (1/1) ... [2022-02-10 21:58:50,012 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@184ca979 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 09:58:50, skipping insertion in model container [2022-02-10 21:58:50,013 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.02 09:58:50" (1/1) ... [2022-02-10 21:58:50,017 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-10 21:58:50,048 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-10 21:58:50,239 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/13-privatized_19-publish-precision_unknown_2_pos.i[1103,1116] [2022-02-10 21:58:50,333 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-10 21:58:50,340 INFO L203 MainTranslator]: Completed pre-run [2022-02-10 21:58:50,348 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/13-privatized_19-publish-precision_unknown_2_pos.i[1103,1116] [2022-02-10 21:58:50,388 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-10 21:58:50,417 INFO L208 MainTranslator]: Completed translation [2022-02-10 21:58:50,418 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 09:58:50 WrapperNode [2022-02-10 21:58:50,418 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-10 21:58:50,419 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-02-10 21:58:50,419 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-02-10 21:58:50,419 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-02-10 21:58:50,426 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 09:58:50" (1/1) ... [2022-02-10 21:58:50,448 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 09:58:50" (1/1) ... [2022-02-10 21:58:50,463 INFO L137 Inliner]: procedures = 162, calls = 29, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 49 [2022-02-10 21:58:50,463 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-02-10 21:58:50,464 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-10 21:58:50,464 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-10 21:58:50,464 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-10 21:58:50,470 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 09:58:50" (1/1) ... [2022-02-10 21:58:50,470 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 09:58:50" (1/1) ... [2022-02-10 21:58:50,475 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 09:58:50" (1/1) ... [2022-02-10 21:58:50,475 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 09:58:50" (1/1) ... [2022-02-10 21:58:50,487 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 09:58:50" (1/1) ... [2022-02-10 21:58:50,488 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 09:58:50" (1/1) ... [2022-02-10 21:58:50,489 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 09:58:50" (1/1) ... [2022-02-10 21:58:50,490 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-10 21:58:50,491 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-10 21:58:50,491 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-10 21:58:50,491 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-10 21:58:50,494 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 09:58:50" (1/1) ... [2022-02-10 21:58:50,498 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-10 21:58:50,506 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-10 21:58:50,517 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) [2022-02-10 21:58:50,535 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 [2022-02-10 21:58:50,545 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-02-10 21:58:50,545 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-02-10 21:58:50,545 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-02-10 21:58:50,545 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-02-10 21:58:50,545 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-02-10 21:58:50,545 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2022-02-10 21:58:50,546 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2022-02-10 21:58:50,546 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-02-10 21:58:50,546 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-02-10 21:58:50,546 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-10 21:58:50,546 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-10 21:58:50,547 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-02-10 21:58:50,615 INFO L234 CfgBuilder]: Building ICFG [2022-02-10 21:58:50,616 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-10 21:58:50,782 INFO L275 CfgBuilder]: Performing block encoding [2022-02-10 21:58:50,786 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-10 21:58:50,786 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-02-10 21:58:50,788 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.02 09:58:50 BoogieIcfgContainer [2022-02-10 21:58:50,788 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-10 21:58:50,789 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-02-10 21:58:50,789 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-02-10 21:58:50,791 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-02-10 21:58:50,791 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.02 09:58:50" (1/3) ... [2022-02-10 21:58:50,792 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@603f83bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.02 09:58:50, skipping insertion in model container [2022-02-10 21:58:50,792 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 09:58:50" (2/3) ... [2022-02-10 21:58:50,792 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@603f83bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.02 09:58:50, skipping insertion in model container [2022-02-10 21:58:50,792 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.02 09:58:50" (3/3) ... [2022-02-10 21:58:50,793 INFO L112 eAbstractionObserver]: Analyzing ICFG 13-privatized_19-publish-precision_unknown_2_pos.i [2022-02-10 21:58:50,796 WARN L154 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-02-10 21:58:50,796 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-02-10 21:58:50,797 INFO L168 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-02-10 21:58:50,797 INFO L538 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-02-10 21:58:50,817 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:58:50,817 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:58:50,817 WARN L322 ript$VariableManager]: TermVariable t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:58:50,817 WARN L322 ript$VariableManager]: TermVariable t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:58:50,829 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:58:50,830 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:58:50,830 WARN L322 ript$VariableManager]: TermVariable t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:58:50,830 WARN L322 ript$VariableManager]: TermVariable t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:58:50,831 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:58:50,831 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:58:50,832 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:58:50,832 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:58:50,832 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:58:50,833 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:58:50,834 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:58:50,834 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:58:50,835 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:58:50,835 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:58:50,835 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:58:50,835 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:58:50,836 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:58:50,836 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:58:50,836 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:58:50,836 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:58:50,838 WARN L322 ript$VariableManager]: TermVariable t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:58:50,838 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:58:50,838 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:58:50,839 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:58:50,839 WARN L322 ript$VariableManager]: TermVariable t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:58:50,839 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:58:50,839 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 21:58:50,845 INFO L148 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2022-02-10 21:58:50,883 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-02-10 21:58:50,889 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, 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 [2022-02-10 21:58:50,889 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-02-10 21:58:50,900 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 74 places, 71 transitions, 150 flow [2022-02-10 21:58:50,941 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 197 states, 196 states have (on average 1.7142857142857142) internal successors, (336), 196 states have internal predecessors, (336), 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) [2022-02-10 21:58:50,944 INFO L276 IsEmpty]: Start isEmpty. Operand has 197 states, 196 states have (on average 1.7142857142857142) internal successors, (336), 196 states have internal predecessors, (336), 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) [2022-02-10 21:58:50,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-02-10 21:58:50,951 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 21:58:50,952 INFO L515 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] [2022-02-10 21:58:50,952 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2022-02-10 21:58:50,955 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 21:58:50,956 INFO L85 PathProgramCache]: Analyzing trace with hash -881270525, now seen corresponding path program 1 times [2022-02-10 21:58:50,961 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 21:58:50,962 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [814300981] [2022-02-10 21:58:50,962 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 21:58:50,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 21:58:51,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-10 21:58:51,097 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-02-10 21:58:51,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-10 21:58:51,159 INFO L138 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-02-10 21:58:51,161 INFO L629 BasicCegarLoop]: Counterexample is feasible [2022-02-10 21:58:51,161 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (1 of 2 remaining) [2022-02-10 21:58:51,163 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION (0 of 2 remaining) [2022-02-10 21:58:51,163 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-02-10 21:58:51,166 INFO L733 BasicCegarLoop]: Path program histogram: [1] [2022-02-10 21:58:51,169 INFO L234 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-02-10 21:58:51,169 INFO L184 ceAbstractionStarter]: Computing trace abstraction results [2022-02-10 21:58:51,202 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.02 09:58:51 BasicIcfg [2022-02-10 21:58:51,203 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-02-10 21:58:51,204 INFO L158 Benchmark]: Toolchain (without parser) took 1197.52ms. Allocated memory was 179.3MB in the beginning and 250.6MB in the end (delta: 71.3MB). Free memory was 121.7MB in the beginning and 175.5MB in the end (delta: -53.8MB). Peak memory consumption was 17.5MB. Max. memory is 8.0GB. [2022-02-10 21:58:51,204 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 179.3MB. Free memory is still 139.7MB. There was no memory consumed. Max. memory is 8.0GB. [2022-02-10 21:58:51,205 INFO L158 Benchmark]: CACSL2BoogieTranslator took 409.80ms. Allocated memory was 179.3MB in the beginning and 250.6MB in the end (delta: 71.3MB). Free memory was 121.5MB in the beginning and 215.4MB in the end (delta: -93.9MB). Peak memory consumption was 13.7MB. Max. memory is 8.0GB. [2022-02-10 21:58:51,206 INFO L158 Benchmark]: Boogie Procedure Inliner took 44.97ms. Allocated memory is still 250.6MB. Free memory was 215.4MB in the beginning and 213.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-02-10 21:58:51,209 INFO L158 Benchmark]: Boogie Preprocessor took 26.06ms. Allocated memory is still 250.6MB. Free memory was 213.3MB in the beginning and 212.2MB in the end (delta: 1.0MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-02-10 21:58:51,210 INFO L158 Benchmark]: RCFGBuilder took 297.05ms. Allocated memory is still 250.6MB. Free memory was 212.2MB in the beginning and 199.7MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. [2022-02-10 21:58:51,211 INFO L158 Benchmark]: TraceAbstraction took 413.70ms. Allocated memory is still 250.6MB. Free memory was 199.1MB in the beginning and 175.5MB in the end (delta: 23.6MB). Peak memory consumption was 23.1MB. Max. memory is 8.0GB. [2022-02-10 21:58:51,215 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 179.3MB. Free memory is still 139.7MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 409.80ms. Allocated memory was 179.3MB in the beginning and 250.6MB in the end (delta: 71.3MB). Free memory was 121.5MB in the beginning and 215.4MB in the end (delta: -93.9MB). Peak memory consumption was 13.7MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 44.97ms. Allocated memory is still 250.6MB. Free memory was 215.4MB in the beginning and 213.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 26.06ms. Allocated memory is still 250.6MB. Free memory was 213.3MB in the beginning and 212.2MB in the end (delta: 1.0MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 297.05ms. Allocated memory is still 250.6MB. Free memory was 212.2MB in the beginning and 199.7MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. * TraceAbstraction took 413.70ms. Allocated memory is still 250.6MB. Free memory was 199.1MB in the beginning and 175.5MB in the end (delta: 23.6MB). Peak memory consumption was 23.1MB. 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 - CounterExampleResult [Line: 19]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L681] 0 int glob1 = 0; VAL [glob1=0] [L682] 0 pthread_mutex_t mutex1 = { { 0, 0, 0, PTHREAD_MUTEX_TIMED_NP, 0, { { 0, 0 } } } }; VAL [glob1=0, mutex1={3:0}] [L683] 0 pthread_mutex_t mutex2 = { { 0, 0, 0, PTHREAD_MUTEX_TIMED_NP, 0, { { 0, 0 } } } }; VAL [glob1=0, mutex1={3:0}, mutex2={4:0}] [L696] 0 pthread_t id; VAL [glob1=0, id={6:0}, mutex1={3:0}, mutex2={4:0}] [L697] FCALL, FORK 0 pthread_create(&id, ((void *)0), t_fun, ((void *)0)) VAL [arg={0:0}, glob1=0, id={6:0}, mutex1={3:0}, mutex2={4:0}, pthread_create(&id, ((void *)0), t_fun, ((void *)0))=-1] [L699] CALL 0 __VERIFIER_assert(glob1 == 5) [L19] COND TRUE 0 !(cond) VAL [\old(cond)=0, arg={0:0}, cond=0, glob1=0, mutex1={3:0}, mutex2={4:0}] [L19] 0 reach_error() VAL [\old(cond)=0, arg={0:0}, cond=0, glob1=0, mutex1={3:0}, mutex2={4:0}] - UnprovableResult [Line: 697]: 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, 87 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.3s, OverallIterations: 1, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=197occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 42 NumberOfCodeBlocks, 42 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2022-02-10 21:58:51,245 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...