./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread/stateful01_false-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_384b8538-40c1-4f8d-b8c5-d00a908a9425/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_384b8538-40c1-4f8d-b8c5-d00a908a9425/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_384b8538-40c1-4f8d-b8c5-d00a908a9425/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_384b8538-40c1-4f8d-b8c5-d00a908a9425/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread/stateful01_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_384b8538-40c1-4f8d-b8c5-d00a908a9425/bin-2019/uautomizer/config/svcomp-Reach-32bit-PetriAutomizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_384b8538-40c1-4f8d-b8c5-d00a908a9425/bin-2019/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e5f5aaf67a26d8d63c558ff93d16121c180b5259 ....................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_384b8538-40c1-4f8d-b8c5-d00a908a9425/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_384b8538-40c1-4f8d-b8c5-d00a908a9425/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_384b8538-40c1-4f8d-b8c5-d00a908a9425/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_384b8538-40c1-4f8d-b8c5-d00a908a9425/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread/stateful01_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_384b8538-40c1-4f8d-b8c5-d00a908a9425/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_384b8538-40c1-4f8d-b8c5-d00a908a9425/bin-2019/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e5f5aaf67a26d8d63c558ff93d16121c180b5259 ............................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: analysis for sequential programs does not support fork/join --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 12:28:59,853 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 12:28:59,855 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 12:28:59,863 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 12:28:59,863 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 12:28:59,864 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 12:28:59,865 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 12:28:59,866 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 12:28:59,867 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 12:28:59,868 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 12:28:59,869 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 12:28:59,869 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 12:28:59,870 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 12:28:59,870 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 12:28:59,871 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 12:28:59,871 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 12:28:59,872 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 12:28:59,873 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 12:28:59,875 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 12:28:59,876 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 12:28:59,877 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 12:28:59,878 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 12:28:59,879 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 12:28:59,879 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 12:28:59,880 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 12:28:59,880 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 12:28:59,881 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 12:28:59,881 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 12:28:59,882 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 12:28:59,883 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 12:28:59,883 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 12:28:59,883 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 12:28:59,884 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 12:28:59,884 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 12:28:59,884 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 12:28:59,885 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 12:28:59,885 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_384b8538-40c1-4f8d-b8c5-d00a908a9425/bin-2019/uautomizer/config/svcomp-Reach-32bit-PetriAutomizer_Default.epf [2018-11-18 12:28:59,895 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 12:28:59,895 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 12:28:59,896 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 12:28:59,896 INFO L133 SettingsManager]: * Process only entry and re-entry procedures=false [2018-11-18 12:28:59,897 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 12:28:59,897 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 12:28:59,897 INFO L133 SettingsManager]: * Use SBE=true [2018-11-18 12:28:59,897 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 12:28:59,897 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 12:28:59,897 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 12:28:59,898 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 12:28:59,898 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 12:28:59,898 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 12:28:59,898 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 12:28:59,898 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 12:28:59,898 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 12:28:59,898 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 12:28:59,899 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 12:28:59,899 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 12:28:59,899 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 12:28:59,899 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 12:28:59,899 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 12:28:59,899 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 12:28:59,899 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 12:28:59,900 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 12:28:59,900 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 12:28:59,900 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 12:28:59,900 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-18 12:28:59,900 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 12:28:59,900 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 12:28:59,900 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_384b8538-40c1-4f8d-b8c5-d00a908a9425/bin-2019/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e5f5aaf67a26d8d63c558ff93d16121c180b5259 [2018-11-18 12:28:59,924 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 12:28:59,934 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 12:28:59,937 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 12:28:59,938 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 12:28:59,938 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 12:28:59,939 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_384b8538-40c1-4f8d-b8c5-d00a908a9425/bin-2019/uautomizer/../../sv-benchmarks/c/pthread/stateful01_false-unreach-call.i [2018-11-18 12:28:59,987 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_384b8538-40c1-4f8d-b8c5-d00a908a9425/bin-2019/uautomizer/data/6e9725235/9dabbe8b78a548db92c4dfb31a8a0bad/FLAG463b56e57 [2018-11-18 12:29:00,417 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 12:29:00,418 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_384b8538-40c1-4f8d-b8c5-d00a908a9425/sv-benchmarks/c/pthread/stateful01_false-unreach-call.i [2018-11-18 12:29:00,425 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_384b8538-40c1-4f8d-b8c5-d00a908a9425/bin-2019/uautomizer/data/6e9725235/9dabbe8b78a548db92c4dfb31a8a0bad/FLAG463b56e57 [2018-11-18 12:29:00,433 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_384b8538-40c1-4f8d-b8c5-d00a908a9425/bin-2019/uautomizer/data/6e9725235/9dabbe8b78a548db92c4dfb31a8a0bad [2018-11-18 12:29:00,435 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 12:29:00,436 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-18 12:29:00,436 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 12:29:00,436 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 12:29:00,439 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 12:29:00,440 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 12:29:00" (1/1) ... [2018-11-18 12:29:00,442 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d276455 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:29:00, skipping insertion in model container [2018-11-18 12:29:00,442 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 12:29:00" (1/1) ... [2018-11-18 12:29:00,449 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 12:29:00,480 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 12:29:00,681 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 12:29:00,693 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 12:29:00,767 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 12:29:00,801 INFO L195 MainTranslator]: Completed translation [2018-11-18 12:29:00,801 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:29:00 WrapperNode [2018-11-18 12:29:00,801 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 12:29:00,802 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 12:29:00,802 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 12:29:00,802 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 12:29:00,809 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:29:00" (1/1) ... [2018-11-18 12:29:00,810 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:29:00" (1/1) ... [2018-11-18 12:29:00,821 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:29:00" (1/1) ... [2018-11-18 12:29:00,821 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:29:00" (1/1) ... [2018-11-18 12:29:00,833 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:29:00" (1/1) ... [2018-11-18 12:29:00,835 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:29:00" (1/1) ... [2018-11-18 12:29:00,837 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:29:00" (1/1) ... [2018-11-18 12:29:00,842 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 12:29:00,842 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 12:29:00,842 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 12:29:00,842 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 12:29:00,843 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:29:00" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_384b8538-40c1-4f8d-b8c5-d00a908a9425/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 12:29:00,895 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 12:29:00,896 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 12:29:00,896 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2018-11-18 12:29:00,896 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2018-11-18 12:29:00,896 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 12:29:00,896 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-18 12:29:00,896 INFO L130 BoogieDeclarations]: Found specification of procedure __sched_cpucount [2018-11-18 12:29:00,896 INFO L130 BoogieDeclarations]: Found specification of procedure __sched_cpualloc [2018-11-18 12:29:00,896 INFO L130 BoogieDeclarations]: Found specification of procedure __sched_cpufree [2018-11-18 12:29:00,897 INFO L130 BoogieDeclarations]: Found specification of procedure sched_setparam [2018-11-18 12:29:00,897 INFO L130 BoogieDeclarations]: Found specification of procedure sched_getparam [2018-11-18 12:29:00,897 INFO L130 BoogieDeclarations]: Found specification of procedure sched_setscheduler [2018-11-18 12:29:00,897 INFO L130 BoogieDeclarations]: Found specification of procedure sched_getscheduler [2018-11-18 12:29:00,897 INFO L130 BoogieDeclarations]: Found specification of procedure sched_yield [2018-11-18 12:29:00,897 INFO L130 BoogieDeclarations]: Found specification of procedure sched_get_priority_max [2018-11-18 12:29:00,897 INFO L130 BoogieDeclarations]: Found specification of procedure sched_get_priority_min [2018-11-18 12:29:00,897 INFO L130 BoogieDeclarations]: Found specification of procedure sched_rr_get_interval [2018-11-18 12:29:00,897 INFO L130 BoogieDeclarations]: Found specification of procedure clock [2018-11-18 12:29:00,897 INFO L130 BoogieDeclarations]: Found specification of procedure time [2018-11-18 12:29:00,898 INFO L130 BoogieDeclarations]: Found specification of procedure difftime [2018-11-18 12:29:00,898 INFO L130 BoogieDeclarations]: Found specification of procedure mktime [2018-11-18 12:29:00,898 INFO L130 BoogieDeclarations]: Found specification of procedure strftime [2018-11-18 12:29:00,898 INFO L130 BoogieDeclarations]: Found specification of procedure strftime_l [2018-11-18 12:29:00,898 INFO L130 BoogieDeclarations]: Found specification of procedure gmtime [2018-11-18 12:29:00,898 INFO L130 BoogieDeclarations]: Found specification of procedure localtime [2018-11-18 12:29:00,898 INFO L130 BoogieDeclarations]: Found specification of procedure gmtime_r [2018-11-18 12:29:00,898 INFO L130 BoogieDeclarations]: Found specification of procedure localtime_r [2018-11-18 12:29:00,898 INFO L130 BoogieDeclarations]: Found specification of procedure asctime [2018-11-18 12:29:00,898 INFO L130 BoogieDeclarations]: Found specification of procedure ctime [2018-11-18 12:29:00,899 INFO L130 BoogieDeclarations]: Found specification of procedure asctime_r [2018-11-18 12:29:00,899 INFO L130 BoogieDeclarations]: Found specification of procedure ctime_r [2018-11-18 12:29:00,899 INFO L130 BoogieDeclarations]: Found specification of procedure tzset [2018-11-18 12:29:00,899 INFO L130 BoogieDeclarations]: Found specification of procedure stime [2018-11-18 12:29:00,899 INFO L130 BoogieDeclarations]: Found specification of procedure timegm [2018-11-18 12:29:00,899 INFO L130 BoogieDeclarations]: Found specification of procedure timelocal [2018-11-18 12:29:00,899 INFO L130 BoogieDeclarations]: Found specification of procedure dysize [2018-11-18 12:29:00,899 INFO L130 BoogieDeclarations]: Found specification of procedure nanosleep [2018-11-18 12:29:00,899 INFO L130 BoogieDeclarations]: Found specification of procedure clock_getres [2018-11-18 12:29:00,899 INFO L130 BoogieDeclarations]: Found specification of procedure clock_gettime [2018-11-18 12:29:00,900 INFO L130 BoogieDeclarations]: Found specification of procedure clock_settime [2018-11-18 12:29:00,900 INFO L130 BoogieDeclarations]: Found specification of procedure clock_nanosleep [2018-11-18 12:29:00,900 INFO L130 BoogieDeclarations]: Found specification of procedure clock_getcpuclockid [2018-11-18 12:29:00,900 INFO L130 BoogieDeclarations]: Found specification of procedure timer_create [2018-11-18 12:29:00,900 INFO L130 BoogieDeclarations]: Found specification of procedure timer_delete [2018-11-18 12:29:00,900 INFO L130 BoogieDeclarations]: Found specification of procedure timer_settime [2018-11-18 12:29:00,900 INFO L130 BoogieDeclarations]: Found specification of procedure timer_gettime [2018-11-18 12:29:00,900 INFO L130 BoogieDeclarations]: Found specification of procedure timer_getoverrun [2018-11-18 12:29:00,900 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_create [2018-11-18 12:29:00,900 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_exit [2018-11-18 12:29:00,900 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_join [2018-11-18 12:29:00,901 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_detach [2018-11-18 12:29:00,901 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_self [2018-11-18 12:29:00,901 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_equal [2018-11-18 12:29:00,901 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_init [2018-11-18 12:29:00,901 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_destroy [2018-11-18 12:29:00,901 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getdetachstate [2018-11-18 12:29:00,901 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setdetachstate [2018-11-18 12:29:00,901 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getguardsize [2018-11-18 12:29:00,901 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setguardsize [2018-11-18 12:29:00,901 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getschedparam [2018-11-18 12:29:00,902 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setschedparam [2018-11-18 12:29:00,902 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getschedpolicy [2018-11-18 12:29:00,902 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setschedpolicy [2018-11-18 12:29:00,902 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getinheritsched [2018-11-18 12:29:00,902 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setinheritsched [2018-11-18 12:29:00,902 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getscope [2018-11-18 12:29:00,902 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setscope [2018-11-18 12:29:00,902 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getstackaddr [2018-11-18 12:29:00,902 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setstackaddr [2018-11-18 12:29:00,902 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getstacksize [2018-11-18 12:29:00,902 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setstacksize [2018-11-18 12:29:00,903 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getstack [2018-11-18 12:29:00,903 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setstack [2018-11-18 12:29:00,903 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_setschedparam [2018-11-18 12:29:00,903 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_getschedparam [2018-11-18 12:29:00,903 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_setschedprio [2018-11-18 12:29:00,903 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_once [2018-11-18 12:29:00,903 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_setcancelstate [2018-11-18 12:29:00,903 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_setcanceltype [2018-11-18 12:29:00,903 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cancel [2018-11-18 12:29:00,903 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_testcancel [2018-11-18 12:29:00,903 INFO L130 BoogieDeclarations]: Found specification of procedure __pthread_register_cancel [2018-11-18 12:29:00,904 INFO L130 BoogieDeclarations]: Found specification of procedure __pthread_unregister_cancel [2018-11-18 12:29:00,904 INFO L130 BoogieDeclarations]: Found specification of procedure __pthread_unwind_next [2018-11-18 12:29:00,904 INFO L130 BoogieDeclarations]: Found specification of procedure __sigsetjmp [2018-11-18 12:29:00,904 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_init [2018-11-18 12:29:00,904 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_destroy [2018-11-18 12:29:00,904 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_trylock [2018-11-18 12:29:00,904 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_lock [2018-11-18 12:29:00,904 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_timedlock [2018-11-18 12:29:00,904 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_unlock [2018-11-18 12:29:00,904 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_getprioceiling [2018-11-18 12:29:00,905 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_setprioceiling [2018-11-18 12:29:00,905 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_consistent [2018-11-18 12:29:00,905 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_init [2018-11-18 12:29:00,905 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_destroy [2018-11-18 12:29:00,905 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_getpshared [2018-11-18 12:29:00,905 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_setpshared [2018-11-18 12:29:00,905 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_gettype [2018-11-18 12:29:00,905 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_settype [2018-11-18 12:29:00,905 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_getprotocol [2018-11-18 12:29:00,905 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_setprotocol [2018-11-18 12:29:00,906 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_getprioceiling [2018-11-18 12:29:00,906 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_setprioceiling [2018-11-18 12:29:00,906 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_getrobust [2018-11-18 12:29:00,906 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_setrobust [2018-11-18 12:29:00,906 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_init [2018-11-18 12:29:00,906 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_destroy [2018-11-18 12:29:00,906 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_rdlock [2018-11-18 12:29:00,906 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_tryrdlock [2018-11-18 12:29:00,906 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_timedrdlock [2018-11-18 12:29:00,906 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_wrlock [2018-11-18 12:29:00,907 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_trywrlock [2018-11-18 12:29:00,907 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_timedwrlock [2018-11-18 12:29:00,907 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_unlock [2018-11-18 12:29:00,907 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_init [2018-11-18 12:29:00,907 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_destroy [2018-11-18 12:29:00,907 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_getpshared [2018-11-18 12:29:00,907 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_setpshared [2018-11-18 12:29:00,907 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_getkind_np [2018-11-18 12:29:00,907 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_setkind_np [2018-11-18 12:29:00,907 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cond_init [2018-11-18 12:29:00,908 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cond_destroy [2018-11-18 12:29:00,908 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cond_signal [2018-11-18 12:29:00,908 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cond_broadcast [2018-11-18 12:29:00,908 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cond_wait [2018-11-18 12:29:00,908 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cond_timedwait [2018-11-18 12:29:00,908 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_condattr_init [2018-11-18 12:29:00,908 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_condattr_destroy [2018-11-18 12:29:00,908 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_condattr_getpshared [2018-11-18 12:29:00,908 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_condattr_setpshared [2018-11-18 12:29:00,909 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_condattr_getclock [2018-11-18 12:29:00,909 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_condattr_setclock [2018-11-18 12:29:00,909 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_spin_init [2018-11-18 12:29:00,909 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_spin_destroy [2018-11-18 12:29:00,909 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_spin_lock [2018-11-18 12:29:00,909 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_spin_trylock [2018-11-18 12:29:00,909 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_spin_unlock [2018-11-18 12:29:00,909 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrier_init [2018-11-18 12:29:00,909 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrier_destroy [2018-11-18 12:29:00,910 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrier_wait [2018-11-18 12:29:00,910 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrierattr_init [2018-11-18 12:29:00,910 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrierattr_destroy [2018-11-18 12:29:00,910 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrierattr_getpshared [2018-11-18 12:29:00,910 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrierattr_setpshared [2018-11-18 12:29:00,910 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_key_create [2018-11-18 12:29:00,910 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_key_delete [2018-11-18 12:29:00,910 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_getspecific [2018-11-18 12:29:00,911 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_setspecific [2018-11-18 12:29:00,911 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_getcpuclockid [2018-11-18 12:29:00,911 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_atfork [2018-11-18 12:29:00,911 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2018-11-18 12:29:00,911 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2018-11-18 12:29:00,911 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2018-11-18 12:29:00,911 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 12:29:00,911 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 12:29:00,911 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-18 12:29:00,912 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 12:29:00,912 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 12:29:00,912 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-11-18 12:29:00,912 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 12:29:00,912 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-18 12:29:00,913 WARN L202 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-11-18 12:29:01,251 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 12:29:01,273 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:29:01,274 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:29:01,274 WARN L317 ript$VariableManager]: TermVariabe Thread0_thread1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:29:01,274 WARN L317 ript$VariableManager]: TermVariabe Thread0_thread1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:29:01,274 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread1_#t~nondet0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:29:01,274 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread1_#t~nondet0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:29:01,275 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread1_#t~post1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:29:01,275 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread1_#t~post1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:29:01,275 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread1_#t~post1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:29:01,275 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:29:01,275 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:29:01,275 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread1_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:29:01,275 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread1_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:29:01,276 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread1_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:29:01,276 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:29:01,276 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:29:01,276 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thread2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:29:01,276 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thread2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:29:01,276 WARN L317 ript$VariableManager]: TermVariabe Thread1_thread2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:29:01,277 WARN L317 ript$VariableManager]: TermVariabe Thread1_thread2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:29:01,277 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thread2_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:29:01,277 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thread2_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:29:01,277 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thread2_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:29:01,277 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thread2_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:29:01,277 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thread2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:29:01,278 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thread2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:29:01,289 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 12:29:01 BasicIcfg [2018-11-18 12:29:01,289 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 12:29:01,290 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 12:29:01,290 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 12:29:01,293 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 12:29:01,293 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 12:29:00" (1/3) ... [2018-11-18 12:29:01,293 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5f837f91 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 12:29:01, skipping insertion in model container [2018-11-18 12:29:01,294 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:29:00" (2/3) ... [2018-11-18 12:29:01,294 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5f837f91 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 12:29:01, skipping insertion in model container [2018-11-18 12:29:01,294 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 12:29:01" (3/3) ... [2018-11-18 12:29:01,295 INFO L112 eAbstractionObserver]: Analyzing ICFG stateful01_false-unreach-call.i_BEv2 [2018-11-18 12:29:01,304 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 12:29:01,311 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2018-11-18 12:29:01,325 INFO L257 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2018-11-18 12:29:01,349 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-18 12:29:01,350 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 12:29:01,350 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 12:29:01,350 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 12:29:01,350 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 12:29:01,350 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 12:29:01,351 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 12:29:01,351 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 12:29:01,351 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 12:29:01,360 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.UnsupportedOperationException: analysis for sequential programs does not support fork/join at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CFG2NestedWordAutomaton.constructAutomaton(CFG2NestedWordAutomaton.java:234) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CFG2NestedWordAutomaton.constructAutomatonWithSPredicates(CFG2NestedWordAutomaton.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.getInitialAbstraction(BasicCegarLoop.java:316) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:402) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:376) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:312) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:154) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:123) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-18 12:29:01,363 INFO L168 Benchmark]: Toolchain (without parser) took 927.74 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.1 MB). Free memory was 956.6 MB in the beginning and 1.1 GB in the end (delta: -94.9 MB). Peak memory consumption was 47.2 MB. Max. memory is 11.5 GB. [2018-11-18 12:29:01,364 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 12:29:01,365 INFO L168 Benchmark]: CACSL2BoogieTranslator took 365.13 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.1 MB). Free memory was 956.6 MB in the beginning and 1.1 GB in the end (delta: -168.9 MB). Peak memory consumption was 34.7 MB. Max. memory is 11.5 GB. [2018-11-18 12:29:01,365 INFO L168 Benchmark]: Boogie Preprocessor took 40.34 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-18 12:29:01,366 INFO L168 Benchmark]: RCFGBuilder took 447.09 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 63.3 MB). Peak memory consumption was 63.3 MB. Max. memory is 11.5 GB. [2018-11-18 12:29:01,366 INFO L168 Benchmark]: TraceAbstraction took 72.54 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-18 12:29:01,368 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 365.13 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.1 MB). Free memory was 956.6 MB in the beginning and 1.1 GB in the end (delta: -168.9 MB). Peak memory consumption was 34.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 40.34 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 447.09 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 63.3 MB). Peak memory consumption was 63.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 72.54 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: UnsupportedOperationException: analysis for sequential programs does not support fork/join de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: UnsupportedOperationException: analysis for sequential programs does not support fork/join: de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CFG2NestedWordAutomaton.constructAutomaton(CFG2NestedWordAutomaton.java:234) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-5842f4b [2018-11-18 12:29:02,796 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 12:29:02,797 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 12:29:02,806 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 12:29:02,806 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 12:29:02,807 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 12:29:02,808 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 12:29:02,809 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 12:29:02,810 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 12:29:02,811 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 12:29:02,811 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 12:29:02,811 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 12:29:02,812 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 12:29:02,813 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 12:29:02,813 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 12:29:02,814 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 12:29:02,815 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 12:29:02,816 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 12:29:02,817 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 12:29:02,818 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 12:29:02,819 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 12:29:02,820 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 12:29:02,821 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 12:29:02,821 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 12:29:02,822 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 12:29:02,822 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 12:29:02,823 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 12:29:02,824 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 12:29:02,824 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 12:29:02,825 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 12:29:02,825 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 12:29:02,825 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 12:29:02,826 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 12:29:02,826 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 12:29:02,826 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 12:29:02,827 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 12:29:02,827 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_384b8538-40c1-4f8d-b8c5-d00a908a9425/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-11-18 12:29:02,837 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 12:29:02,837 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 12:29:02,838 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 12:29:02,838 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 12:29:02,839 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 12:29:02,839 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 12:29:02,839 INFO L133 SettingsManager]: * Use SBE=true [2018-11-18 12:29:02,839 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 12:29:02,839 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 12:29:02,840 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 12:29:02,840 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 12:29:02,840 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 12:29:02,840 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 12:29:02,840 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 12:29:02,840 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-18 12:29:02,840 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-18 12:29:02,841 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 12:29:02,841 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 12:29:02,841 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 12:29:02,841 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 12:29:02,841 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 12:29:02,841 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 12:29:02,842 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 12:29:02,842 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 12:29:02,842 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 12:29:02,842 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 12:29:02,842 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 12:29:02,842 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 12:29:02,842 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-11-18 12:29:02,843 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 12:29:02,843 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-18 12:29:02,843 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-18 12:29:02,843 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_384b8538-40c1-4f8d-b8c5-d00a908a9425/bin-2019/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e5f5aaf67a26d8d63c558ff93d16121c180b5259 [2018-11-18 12:29:02,872 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 12:29:02,882 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 12:29:02,884 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 12:29:02,885 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 12:29:02,886 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 12:29:02,886 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_384b8538-40c1-4f8d-b8c5-d00a908a9425/bin-2019/uautomizer/../../sv-benchmarks/c/pthread/stateful01_false-unreach-call.i [2018-11-18 12:29:02,932 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_384b8538-40c1-4f8d-b8c5-d00a908a9425/bin-2019/uautomizer/data/a082496cd/16633bacc0dc4017a77eeac84aa157e1/FLAGd2aad6006 [2018-11-18 12:29:03,292 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 12:29:03,292 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_384b8538-40c1-4f8d-b8c5-d00a908a9425/sv-benchmarks/c/pthread/stateful01_false-unreach-call.i [2018-11-18 12:29:03,301 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_384b8538-40c1-4f8d-b8c5-d00a908a9425/bin-2019/uautomizer/data/a082496cd/16633bacc0dc4017a77eeac84aa157e1/FLAGd2aad6006 [2018-11-18 12:29:03,310 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_384b8538-40c1-4f8d-b8c5-d00a908a9425/bin-2019/uautomizer/data/a082496cd/16633bacc0dc4017a77eeac84aa157e1 [2018-11-18 12:29:03,312 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 12:29:03,313 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-18 12:29:03,313 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 12:29:03,314 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 12:29:03,316 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 12:29:03,316 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 12:29:03" (1/1) ... [2018-11-18 12:29:03,318 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a88f9fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:29:03, skipping insertion in model container [2018-11-18 12:29:03,318 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 12:29:03" (1/1) ... [2018-11-18 12:29:03,324 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 12:29:03,353 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 12:29:03,567 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 12:29:03,576 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 12:29:03,609 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 12:29:03,705 INFO L195 MainTranslator]: Completed translation [2018-11-18 12:29:03,706 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:29:03 WrapperNode [2018-11-18 12:29:03,706 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 12:29:03,706 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 12:29:03,706 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 12:29:03,707 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 12:29:03,714 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:29:03" (1/1) ... [2018-11-18 12:29:03,715 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:29:03" (1/1) ... [2018-11-18 12:29:03,727 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:29:03" (1/1) ... [2018-11-18 12:29:03,727 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:29:03" (1/1) ... [2018-11-18 12:29:03,742 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:29:03" (1/1) ... [2018-11-18 12:29:03,744 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:29:03" (1/1) ... [2018-11-18 12:29:03,747 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:29:03" (1/1) ... [2018-11-18 12:29:03,753 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 12:29:03,753 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 12:29:03,754 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 12:29:03,754 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 12:29:03,755 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:29:03" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_384b8538-40c1-4f8d-b8c5-d00a908a9425/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 12:29:03,792 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 12:29:03,792 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 12:29:03,792 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2018-11-18 12:29:03,792 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2018-11-18 12:29:03,792 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 12:29:03,793 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-18 12:29:03,793 INFO L130 BoogieDeclarations]: Found specification of procedure __sched_cpucount [2018-11-18 12:29:03,793 INFO L130 BoogieDeclarations]: Found specification of procedure __sched_cpualloc [2018-11-18 12:29:03,793 INFO L130 BoogieDeclarations]: Found specification of procedure __sched_cpufree [2018-11-18 12:29:03,793 INFO L130 BoogieDeclarations]: Found specification of procedure sched_setparam [2018-11-18 12:29:03,793 INFO L130 BoogieDeclarations]: Found specification of procedure sched_getparam [2018-11-18 12:29:03,793 INFO L130 BoogieDeclarations]: Found specification of procedure sched_setscheduler [2018-11-18 12:29:03,794 INFO L130 BoogieDeclarations]: Found specification of procedure sched_getscheduler [2018-11-18 12:29:03,794 INFO L130 BoogieDeclarations]: Found specification of procedure sched_yield [2018-11-18 12:29:03,794 INFO L130 BoogieDeclarations]: Found specification of procedure sched_get_priority_max [2018-11-18 12:29:03,794 INFO L130 BoogieDeclarations]: Found specification of procedure sched_get_priority_min [2018-11-18 12:29:03,794 INFO L130 BoogieDeclarations]: Found specification of procedure sched_rr_get_interval [2018-11-18 12:29:03,794 INFO L130 BoogieDeclarations]: Found specification of procedure clock [2018-11-18 12:29:03,794 INFO L130 BoogieDeclarations]: Found specification of procedure time [2018-11-18 12:29:03,794 INFO L130 BoogieDeclarations]: Found specification of procedure difftime [2018-11-18 12:29:03,794 INFO L130 BoogieDeclarations]: Found specification of procedure mktime [2018-11-18 12:29:03,795 INFO L130 BoogieDeclarations]: Found specification of procedure strftime [2018-11-18 12:29:03,795 INFO L130 BoogieDeclarations]: Found specification of procedure strftime_l [2018-11-18 12:29:03,795 INFO L130 BoogieDeclarations]: Found specification of procedure gmtime [2018-11-18 12:29:03,795 INFO L130 BoogieDeclarations]: Found specification of procedure localtime [2018-11-18 12:29:03,795 INFO L130 BoogieDeclarations]: Found specification of procedure gmtime_r [2018-11-18 12:29:03,795 INFO L130 BoogieDeclarations]: Found specification of procedure localtime_r [2018-11-18 12:29:03,795 INFO L130 BoogieDeclarations]: Found specification of procedure asctime [2018-11-18 12:29:03,795 INFO L130 BoogieDeclarations]: Found specification of procedure ctime [2018-11-18 12:29:03,795 INFO L130 BoogieDeclarations]: Found specification of procedure asctime_r [2018-11-18 12:29:03,795 INFO L130 BoogieDeclarations]: Found specification of procedure ctime_r [2018-11-18 12:29:03,795 INFO L130 BoogieDeclarations]: Found specification of procedure tzset [2018-11-18 12:29:03,796 INFO L130 BoogieDeclarations]: Found specification of procedure stime [2018-11-18 12:29:03,796 INFO L130 BoogieDeclarations]: Found specification of procedure timegm [2018-11-18 12:29:03,796 INFO L130 BoogieDeclarations]: Found specification of procedure timelocal [2018-11-18 12:29:03,796 INFO L130 BoogieDeclarations]: Found specification of procedure dysize [2018-11-18 12:29:03,796 INFO L130 BoogieDeclarations]: Found specification of procedure nanosleep [2018-11-18 12:29:03,796 INFO L130 BoogieDeclarations]: Found specification of procedure clock_getres [2018-11-18 12:29:03,796 INFO L130 BoogieDeclarations]: Found specification of procedure clock_gettime [2018-11-18 12:29:03,796 INFO L130 BoogieDeclarations]: Found specification of procedure clock_settime [2018-11-18 12:29:03,796 INFO L130 BoogieDeclarations]: Found specification of procedure clock_nanosleep [2018-11-18 12:29:03,796 INFO L130 BoogieDeclarations]: Found specification of procedure clock_getcpuclockid [2018-11-18 12:29:03,797 INFO L130 BoogieDeclarations]: Found specification of procedure timer_create [2018-11-18 12:29:03,797 INFO L130 BoogieDeclarations]: Found specification of procedure timer_delete [2018-11-18 12:29:03,797 INFO L130 BoogieDeclarations]: Found specification of procedure timer_settime [2018-11-18 12:29:03,797 INFO L130 BoogieDeclarations]: Found specification of procedure timer_gettime [2018-11-18 12:29:03,797 INFO L130 BoogieDeclarations]: Found specification of procedure timer_getoverrun [2018-11-18 12:29:03,797 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_create [2018-11-18 12:29:03,797 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_exit [2018-11-18 12:29:03,797 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_join [2018-11-18 12:29:03,797 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_detach [2018-11-18 12:29:03,798 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_self [2018-11-18 12:29:03,798 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_equal [2018-11-18 12:29:03,798 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_init [2018-11-18 12:29:03,798 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_destroy [2018-11-18 12:29:03,798 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getdetachstate [2018-11-18 12:29:03,798 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setdetachstate [2018-11-18 12:29:03,798 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getguardsize [2018-11-18 12:29:03,798 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setguardsize [2018-11-18 12:29:03,798 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getschedparam [2018-11-18 12:29:03,799 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setschedparam [2018-11-18 12:29:03,799 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getschedpolicy [2018-11-18 12:29:03,799 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setschedpolicy [2018-11-18 12:29:03,799 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getinheritsched [2018-11-18 12:29:03,799 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setinheritsched [2018-11-18 12:29:03,799 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getscope [2018-11-18 12:29:03,799 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setscope [2018-11-18 12:29:03,799 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getstackaddr [2018-11-18 12:29:03,799 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setstackaddr [2018-11-18 12:29:03,800 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getstacksize [2018-11-18 12:29:03,800 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setstacksize [2018-11-18 12:29:03,800 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getstack [2018-11-18 12:29:03,800 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setstack [2018-11-18 12:29:03,800 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_setschedparam [2018-11-18 12:29:03,800 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_getschedparam [2018-11-18 12:29:03,800 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_setschedprio [2018-11-18 12:29:03,800 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_once [2018-11-18 12:29:03,800 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_setcancelstate [2018-11-18 12:29:03,801 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_setcanceltype [2018-11-18 12:29:03,803 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cancel [2018-11-18 12:29:03,803 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_testcancel [2018-11-18 12:29:03,803 INFO L130 BoogieDeclarations]: Found specification of procedure __pthread_register_cancel [2018-11-18 12:29:03,803 INFO L130 BoogieDeclarations]: Found specification of procedure __pthread_unregister_cancel [2018-11-18 12:29:03,804 INFO L130 BoogieDeclarations]: Found specification of procedure __pthread_unwind_next [2018-11-18 12:29:03,804 INFO L130 BoogieDeclarations]: Found specification of procedure __sigsetjmp [2018-11-18 12:29:03,804 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_init [2018-11-18 12:29:03,804 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_destroy [2018-11-18 12:29:03,804 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_trylock [2018-11-18 12:29:03,804 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_lock [2018-11-18 12:29:03,804 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_timedlock [2018-11-18 12:29:03,804 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_unlock [2018-11-18 12:29:03,804 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_getprioceiling [2018-11-18 12:29:03,804 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_setprioceiling [2018-11-18 12:29:03,805 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_consistent [2018-11-18 12:29:03,805 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_init [2018-11-18 12:29:03,805 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_destroy [2018-11-18 12:29:03,805 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_getpshared [2018-11-18 12:29:03,805 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_setpshared [2018-11-18 12:29:03,805 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_gettype [2018-11-18 12:29:03,805 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_settype [2018-11-18 12:29:03,805 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_getprotocol [2018-11-18 12:29:03,805 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_setprotocol [2018-11-18 12:29:03,805 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_getprioceiling [2018-11-18 12:29:03,806 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_setprioceiling [2018-11-18 12:29:03,806 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_getrobust [2018-11-18 12:29:03,806 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_setrobust [2018-11-18 12:29:03,806 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_init [2018-11-18 12:29:03,806 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_destroy [2018-11-18 12:29:03,806 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_rdlock [2018-11-18 12:29:03,806 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_tryrdlock [2018-11-18 12:29:03,806 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_timedrdlock [2018-11-18 12:29:03,806 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_wrlock [2018-11-18 12:29:03,806 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_trywrlock [2018-11-18 12:29:03,806 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_timedwrlock [2018-11-18 12:29:03,807 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_unlock [2018-11-18 12:29:03,807 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_init [2018-11-18 12:29:03,807 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_destroy [2018-11-18 12:29:03,807 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_getpshared [2018-11-18 12:29:03,807 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_setpshared [2018-11-18 12:29:03,807 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_getkind_np [2018-11-18 12:29:03,807 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_setkind_np [2018-11-18 12:29:03,807 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cond_init [2018-11-18 12:29:03,807 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cond_destroy [2018-11-18 12:29:03,807 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cond_signal [2018-11-18 12:29:03,807 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cond_broadcast [2018-11-18 12:29:03,808 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cond_wait [2018-11-18 12:29:03,808 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cond_timedwait [2018-11-18 12:29:03,808 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_condattr_init [2018-11-18 12:29:03,808 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_condattr_destroy [2018-11-18 12:29:03,808 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_condattr_getpshared [2018-11-18 12:29:03,808 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_condattr_setpshared [2018-11-18 12:29:03,808 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_condattr_getclock [2018-11-18 12:29:03,808 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_condattr_setclock [2018-11-18 12:29:03,808 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_spin_init [2018-11-18 12:29:03,808 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_spin_destroy [2018-11-18 12:29:03,808 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_spin_lock [2018-11-18 12:29:03,809 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_spin_trylock [2018-11-18 12:29:03,809 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_spin_unlock [2018-11-18 12:29:03,809 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrier_init [2018-11-18 12:29:03,809 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrier_destroy [2018-11-18 12:29:03,809 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrier_wait [2018-11-18 12:29:03,809 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrierattr_init [2018-11-18 12:29:03,809 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrierattr_destroy [2018-11-18 12:29:03,809 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrierattr_getpshared [2018-11-18 12:29:03,809 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrierattr_setpshared [2018-11-18 12:29:03,809 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_key_create [2018-11-18 12:29:03,809 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_key_delete [2018-11-18 12:29:03,810 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_getspecific [2018-11-18 12:29:03,810 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_setspecific [2018-11-18 12:29:03,810 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_getcpuclockid [2018-11-18 12:29:03,810 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_atfork [2018-11-18 12:29:03,810 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2018-11-18 12:29:03,810 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2018-11-18 12:29:03,810 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2018-11-18 12:29:03,810 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 12:29:03,810 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 12:29:03,810 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-18 12:29:03,811 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 12:29:03,811 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 12:29:03,811 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2018-11-18 12:29:03,811 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 12:29:03,811 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-18 12:29:03,812 WARN L202 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-11-18 12:29:04,139 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 12:29:04,163 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:29:04,163 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:29:04,164 WARN L317 ript$VariableManager]: TermVariabe Thread0_thread1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:29:04,164 WARN L317 ript$VariableManager]: TermVariabe Thread0_thread1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:29:04,164 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread1_#t~nondet0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:29:04,164 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread1_#t~nondet0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:29:04,164 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread1_#t~post1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:29:04,164 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread1_#t~post1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:29:04,164 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread1_#t~post1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:29:04,165 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:29:04,165 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:29:04,165 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread1_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:29:04,165 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread1_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:29:04,165 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread1_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:29:04,165 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:29:04,166 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:29:04,166 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thread2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:29:04,166 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thread2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:29:04,166 WARN L317 ript$VariableManager]: TermVariabe Thread1_thread2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:29:04,166 WARN L317 ript$VariableManager]: TermVariabe Thread1_thread2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:29:04,167 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thread2_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:29:04,167 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thread2_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:29:04,167 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thread2_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:29:04,167 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thread2_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:29:04,167 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thread2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:29:04,168 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thread2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:29:04,188 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 12:29:04 BasicIcfg [2018-11-18 12:29:04,188 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 12:29:04,188 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 12:29:04,188 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 12:29:04,190 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 12:29:04,190 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 12:29:03" (1/3) ... [2018-11-18 12:29:04,191 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@335275e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 12:29:04, skipping insertion in model container [2018-11-18 12:29:04,191 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:29:03" (2/3) ... [2018-11-18 12:29:04,191 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@335275e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 12:29:04, skipping insertion in model container [2018-11-18 12:29:04,191 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 12:29:04" (3/3) ... [2018-11-18 12:29:04,192 INFO L112 eAbstractionObserver]: Analyzing ICFG stateful01_false-unreach-call.i_BEv2 [2018-11-18 12:29:04,198 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 12:29:04,206 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2018-11-18 12:29:04,216 INFO L257 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2018-11-18 12:29:04,235 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-18 12:29:04,236 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 12:29:04,236 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 12:29:04,236 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 12:29:04,236 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 12:29:04,236 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 12:29:04,236 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 12:29:04,236 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 12:29:04,236 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 12:29:04,244 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.UnsupportedOperationException: analysis for sequential programs does not support fork/join at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CFG2NestedWordAutomaton.constructAutomaton(CFG2NestedWordAutomaton.java:234) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CFG2NestedWordAutomaton.constructAutomatonWithSPredicates(CFG2NestedWordAutomaton.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.getInitialAbstraction(BasicCegarLoop.java:316) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:402) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:376) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:312) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:154) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:123) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-18 12:29:04,246 INFO L168 Benchmark]: Toolchain (without parser) took 933.55 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.2 MB). Free memory was 944.4 MB in the beginning and 1.1 GB in the end (delta: -113.6 MB). Peak memory consumption was 31.6 MB. Max. memory is 11.5 GB. [2018-11-18 12:29:04,247 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 12:29:04,248 INFO L168 Benchmark]: CACSL2BoogieTranslator took 392.65 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.2 MB). Free memory was 944.4 MB in the beginning and 1.1 GB in the end (delta: -193.7 MB). Peak memory consumption was 56.2 MB. Max. memory is 11.5 GB. [2018-11-18 12:29:04,248 INFO L168 Benchmark]: Boogie Preprocessor took 46.87 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2018-11-18 12:29:04,249 INFO L168 Benchmark]: RCFGBuilder took 434.25 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 73.3 MB). Peak memory consumption was 73.3 MB. Max. memory is 11.5 GB. [2018-11-18 12:29:04,249 INFO L168 Benchmark]: TraceAbstraction took 57.26 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 12:29:04,251 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 392.65 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.2 MB). Free memory was 944.4 MB in the beginning and 1.1 GB in the end (delta: -193.7 MB). Peak memory consumption was 56.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 46.87 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 434.25 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 73.3 MB). Peak memory consumption was 73.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 57.26 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: UnsupportedOperationException: analysis for sequential programs does not support fork/join de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: UnsupportedOperationException: analysis for sequential programs does not support fork/join: de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CFG2NestedWordAutomaton.constructAutomaton(CFG2NestedWordAutomaton.java:234) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...