/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-NoLbe-Before.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-dev-bf34d27 [2022-01-19 05:45:52,591 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-01-19 05:45:52,593 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-01-19 05:45:52,632 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-01-19 05:45:52,636 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-01-19 05:45:52,638 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-01-19 05:45:52,640 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-01-19 05:45:52,642 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-01-19 05:45:52,643 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-01-19 05:45:52,646 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-01-19 05:45:52,647 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-01-19 05:45:52,648 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-01-19 05:45:52,648 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-01-19 05:45:52,649 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-01-19 05:45:52,650 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-01-19 05:45:52,652 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-01-19 05:45:52,653 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-01-19 05:45:52,653 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-01-19 05:45:52,655 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-01-19 05:45:52,658 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-01-19 05:45:52,659 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-01-19 05:45:52,660 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-01-19 05:45:52,661 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-01-19 05:45:52,662 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-01-19 05:45:52,666 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-01-19 05:45:52,668 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-01-19 05:45:52,669 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-01-19 05:45:52,670 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-01-19 05:45:52,670 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-01-19 05:45:52,671 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-01-19 05:45:52,671 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-01-19 05:45:52,671 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-01-19 05:45:52,672 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-01-19 05:45:52,672 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-01-19 05:45:52,672 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-01-19 05:45:52,673 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-01-19 05:45:52,673 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-PN-NoLbe-Before.epf [2022-01-19 05:45:52,694 INFO L113 SettingsManager]: Loading preferences was successful [2022-01-19 05:45:52,694 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-01-19 05:45:52,695 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-01-19 05:45:52,695 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-01-19 05:45:52,695 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-01-19 05:45:52,695 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-01-19 05:45:52,696 INFO L138 SettingsManager]: * Use SBE=true [2022-01-19 05:45:52,696 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-01-19 05:45:52,696 INFO L138 SettingsManager]: * sizeof long=4 [2022-01-19 05:45:52,696 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-01-19 05:45:52,696 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-01-19 05:45:52,697 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-01-19 05:45:52,697 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-01-19 05:45:52,697 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-01-19 05:45:52,697 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-01-19 05:45:52,697 INFO L138 SettingsManager]: * sizeof long double=12 [2022-01-19 05:45:52,697 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-01-19 05:45:52,697 INFO L138 SettingsManager]: * Use constant arrays=true [2022-01-19 05:45:52,697 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-01-19 05:45:52,697 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-01-19 05:45:52,697 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-01-19 05:45:52,697 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-01-19 05:45:52,697 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-01-19 05:45:52,697 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-01-19 05:45:52,698 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-01-19 05:45:52,698 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-01-19 05:45:52,698 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-01-19 05:45:52,698 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-01-19 05:45:52,698 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-01-19 05:45:52,698 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-01-19 05:45:52,698 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-01-19 05:45:52,698 INFO L138 SettingsManager]: * When to check the insufficient erros location relative to the other error locations=BEFORE [2022-01-19 05:45:52,698 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-01-19 05:45:52,865 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-01-19 05:45:52,890 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-01-19 05:45:52,892 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-01-19 05:45:52,893 INFO L271 PluginConnector]: Initializing CDTParser... [2022-01-19 05:45:52,893 INFO L275 PluginConnector]: CDTParser initialized [2022-01-19 05:45:52,894 INFO L432 ainManager$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 [2022-01-19 05:45:52,944 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e79cdf22b/074f7d2102ce4268974254a2fb2c873b/FLAG764c373a8 [2022-01-19 05:45:53,337 INFO L306 CDTParser]: Found 1 translation units. [2022-01-19 05:45:53,338 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/13-privatized_19-publish-precision_unknown_2_pos.i [2022-01-19 05:45:53,358 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e79cdf22b/074f7d2102ce4268974254a2fb2c873b/FLAG764c373a8 [2022-01-19 05:45:53,368 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e79cdf22b/074f7d2102ce4268974254a2fb2c873b [2022-01-19 05:45:53,369 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-01-19 05:45:53,370 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-01-19 05:45:53,373 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-01-19 05:45:53,373 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-01-19 05:45:53,375 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-01-19 05:45:53,375 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.01 05:45:53" (1/1) ... [2022-01-19 05:45:53,376 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c91b6d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.01 05:45:53, skipping insertion in model container [2022-01-19 05:45:53,376 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.01 05:45:53" (1/1) ... [2022-01-19 05:45:53,380 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-01-19 05:45:53,412 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-01-19 05:45:53,549 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] [2022-01-19 05:45:53,662 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-01-19 05:45:53,675 INFO L203 MainTranslator]: Completed pre-run [2022-01-19 05:45:53,684 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] [2022-01-19 05:45:53,718 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-01-19 05:45:53,752 INFO L208 MainTranslator]: Completed translation [2022-01-19 05:45:53,753 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.01 05:45:53 WrapperNode [2022-01-19 05:45:53,753 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-01-19 05:45:53,754 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-01-19 05:45:53,754 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-01-19 05:45:53,754 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-01-19 05:45:53,759 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.01 05:45:53" (1/1) ... [2022-01-19 05:45:53,781 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.01 05:45:53" (1/1) ... [2022-01-19 05:45:53,799 INFO L137 Inliner]: procedures = 162, calls = 29, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 49 [2022-01-19 05:45:53,800 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-01-19 05:45:53,800 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-01-19 05:45:53,800 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-01-19 05:45:53,801 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-01-19 05:45:53,805 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.01 05:45:53" (1/1) ... [2022-01-19 05:45:53,806 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.01 05:45:53" (1/1) ... [2022-01-19 05:45:53,810 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.01 05:45:53" (1/1) ... [2022-01-19 05:45:53,811 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.01 05:45:53" (1/1) ... [2022-01-19 05:45:53,822 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.01 05:45:53" (1/1) ... [2022-01-19 05:45:53,823 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.01 05:45:53" (1/1) ... [2022-01-19 05:45:53,827 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.01 05:45:53" (1/1) ... [2022-01-19 05:45:53,829 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-01-19 05:45:53,830 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-01-19 05:45:53,830 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-01-19 05:45:53,830 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-01-19 05:45:53,835 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.01 05:45:53" (1/1) ... [2022-01-19 05:45:53,841 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-01-19 05:45:53,849 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-19 05:45:53,859 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) [2022-01-19 05:45:53,878 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 [2022-01-19 05:45:53,899 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-01-19 05:45:53,899 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-01-19 05:45:53,899 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-01-19 05:45:53,900 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-01-19 05:45:53,900 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-01-19 05:45:53,900 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2022-01-19 05:45:53,900 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2022-01-19 05:45:53,900 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-01-19 05:45:53,900 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-01-19 05:45:53,901 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-01-19 05:45:53,901 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-01-19 05:45:53,902 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-01-19 05:45:53,979 INFO L234 CfgBuilder]: Building ICFG [2022-01-19 05:45:53,980 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-01-19 05:45:54,080 INFO L275 CfgBuilder]: Performing block encoding [2022-01-19 05:45:54,084 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-01-19 05:45:54,084 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-01-19 05:45:54,085 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.01 05:45:54 BoogieIcfgContainer [2022-01-19 05:45:54,086 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-01-19 05:45:54,087 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-01-19 05:45:54,087 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-01-19 05:45:54,089 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-01-19 05:45:54,089 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.01 05:45:53" (1/3) ... [2022-01-19 05:45:54,089 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f9710e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.01 05:45:54, skipping insertion in model container [2022-01-19 05:45:54,089 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.01 05:45:53" (2/3) ... [2022-01-19 05:45:54,090 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f9710e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.01 05:45:54, skipping insertion in model container [2022-01-19 05:45:54,090 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.01 05:45:54" (3/3) ... [2022-01-19 05:45:54,090 INFO L111 eAbstractionObserver]: Analyzing ICFG 13-privatized_19-publish-precision_unknown_2_pos.i [2022-01-19 05:45:54,094 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-01-19 05:45:54,094 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-01-19 05:45:54,094 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-01-19 05:45:54,113 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 05:45:54,113 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 05:45:54,113 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 05:45:54,113 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 05:45:54,114 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 05:45:54,114 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 05:45:54,114 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 05:45:54,114 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 05:45:54,114 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 05:45:54,114 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 05:45:54,115 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 05:45:54,115 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 05:45:54,115 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 05:45:54,115 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 05:45:54,115 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 05:45:54,115 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 05:45:54,116 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 05:45:54,116 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 05:45:54,116 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 05:45:54,116 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 05:45:54,116 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 05:45:54,116 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 05:45:54,117 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 05:45:54,117 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 05:45:54,119 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 05:45:54,122 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 05:45:54,122 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 05:45:54,122 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 05:45:54,122 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 05:45:54,122 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 05:45:54,122 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 05:45:54,125 INFO L148 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2022-01-19 05:45:54,154 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-01-19 05:45:54,158 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=false, mAutomataTypeConcurrency=PETRI_NET, 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 [2022-01-19 05:45:54,159 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-01-19 05:45:54,165 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 74 places, 71 transitions, 150 flow [2022-01-19 05:45:54,190 INFO L129 PetriNetUnfolder]: 1/70 cut-off events. [2022-01-19 05:45:54,190 INFO L130 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2022-01-19 05:45:54,192 INFO L84 FinitePrefix]: Finished finitePrefix Result has 75 conditions, 70 events. 1/70 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 36 event pairs, 0 based on Foata normal form. 0/68 useless extension candidates. Maximal degree in co-relation 30. Up to 2 conditions per place. [2022-01-19 05:45:54,193 INFO L82 GeneralOperation]: Start removeDead. Operand has 74 places, 71 transitions, 150 flow [2022-01-19 05:45:54,196 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 60 places, 56 transitions, 115 flow [2022-01-19 05:45:54,207 INFO L129 PetriNetUnfolder]: 0/51 cut-off events. [2022-01-19 05:45:54,207 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-01-19 05:45:54,207 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-19 05:45:54,207 INFO L254 CegarLoopForPetriNet]: 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] [2022-01-19 05:45:54,208 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2022-01-19 05:45:54,211 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-19 05:45:54,211 INFO L85 PathProgramCache]: Analyzing trace with hash -881270525, now seen corresponding path program 1 times [2022-01-19 05:45:54,217 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-19 05:45:54,217 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1868634105] [2022-01-19 05:45:54,217 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-19 05:45:54,218 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-19 05:45:54,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-01-19 05:45:54,296 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-01-19 05:45:54,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-01-19 05:45:54,330 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-01-19 05:45:54,332 INFO L628 BasicCegarLoop]: Counterexample is feasible [2022-01-19 05:45:54,332 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (1 of 2 remaining) [2022-01-19 05:45:54,333 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION (0 of 2 remaining) [2022-01-19 05:45:54,334 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-01-19 05:45:54,336 INFO L732 BasicCegarLoop]: Path program histogram: [1] [2022-01-19 05:45:54,340 INFO L230 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-01-19 05:45:54,340 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-01-19 05:45:54,370 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.01 05:45:54 BasicIcfg [2022-01-19 05:45:54,370 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-01-19 05:45:54,371 INFO L158 Benchmark]: Toolchain (without parser) took 1000.29ms. Allocated memory was 394.3MB in the beginning and 524.3MB in the end (delta: 130.0MB). Free memory was 336.7MB in the beginning and 443.4MB in the end (delta: -106.7MB). Peak memory consumption was 22.9MB. Max. memory is 16.0GB. [2022-01-19 05:45:54,371 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 394.3MB. Free memory is still 355.3MB. There was no memory consumed. Max. memory is 16.0GB. [2022-01-19 05:45:54,371 INFO L158 Benchmark]: CACSL2BoogieTranslator took 380.61ms. Allocated memory was 394.3MB in the beginning and 524.3MB in the end (delta: 130.0MB). Free memory was 336.6MB in the beginning and 488.5MB in the end (delta: -151.9MB). Peak memory consumption was 13.6MB. Max. memory is 16.0GB. [2022-01-19 05:45:54,372 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.62ms. Allocated memory is still 524.3MB. Free memory was 488.5MB in the beginning and 486.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. [2022-01-19 05:45:54,372 INFO L158 Benchmark]: Boogie Preprocessor took 28.66ms. Allocated memory is still 524.3MB. Free memory was 486.4MB in the beginning and 485.4MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.0GB. [2022-01-19 05:45:54,373 INFO L158 Benchmark]: RCFGBuilder took 256.05ms. Allocated memory is still 524.3MB. Free memory was 485.4MB in the beginning and 469.6MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.0GB. [2022-01-19 05:45:54,374 INFO L158 Benchmark]: TraceAbstraction took 283.47ms. Allocated memory is still 524.3MB. Free memory was 469.6MB in the beginning and 443.4MB in the end (delta: 26.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.0GB. [2022-01-19 05:45:54,375 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09ms. Allocated memory is still 394.3MB. Free memory is still 355.3MB. There was no memory consumed. Max. memory is 16.0GB. * CACSL2BoogieTranslator took 380.61ms. Allocated memory was 394.3MB in the beginning and 524.3MB in the end (delta: 130.0MB). Free memory was 336.6MB in the beginning and 488.5MB in the end (delta: -151.9MB). Peak memory consumption was 13.6MB. Max. memory is 16.0GB. * Boogie Procedure Inliner took 45.62ms. Allocated memory is still 524.3MB. Free memory was 488.5MB in the beginning and 486.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. * Boogie Preprocessor took 28.66ms. Allocated memory is still 524.3MB. Free memory was 486.4MB in the beginning and 485.4MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.0GB. * RCFGBuilder took 256.05ms. Allocated memory is still 524.3MB. Free memory was 485.4MB in the beginning and 469.6MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.0GB. * TraceAbstraction took 283.47ms. Allocated memory is still 524.3MB. Free memory was 469.6MB in the beginning and 443.4MB in the end (delta: 26.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.0GB. * 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. EmptinessCheckTime: 0.0s, RemoveRedundantFlowTime: 0.0s, RemoveRedundantFlowUnfoldingTime: 0.0s, BackfoldingTime: 0.0s, BackfoldingUnfoldingTime: 0.0s, FlowIncreaseByBackfolding: 0, BasicCegarLoop: OverallTime: 0.2s, OverallIterations: 1, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=115occurred 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, 0.0s 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! [2022-01-19 05:45:54,407 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...