./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-C-DAC/pthread-demo-datarace_true-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_cd10726e-1533-4026-a1dd-2d1e2bc9d3d2/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_cd10726e-1533-4026-a1dd-2d1e2bc9d3d2/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_cd10726e-1533-4026-a1dd-2d1e2bc9d3d2/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_cd10726e-1533-4026-a1dd-2d1e2bc9d3d2/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-C-DAC/pthread-demo-datarace_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_cd10726e-1533-4026-a1dd-2d1e2bc9d3d2/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_cd10726e-1533-4026-a1dd-2d1e2bc9d3d2/bin-2019/utaipan --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 555b0f9b9848c422c3e0c09f7b32f9fce1183a8d ................................................................................................................................................................................................................................................................... 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_cd10726e-1533-4026-a1dd-2d1e2bc9d3d2/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_cd10726e-1533-4026-a1dd-2d1e2bc9d3d2/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_cd10726e-1533-4026-a1dd-2d1e2bc9d3d2/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_cd10726e-1533-4026-a1dd-2d1e2bc9d3d2/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-C-DAC/pthread-demo-datarace_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_cd10726e-1533-4026-a1dd-2d1e2bc9d3d2/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_cd10726e-1533-4026-a1dd-2d1e2bc9d3d2/bin-2019/utaipan --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 555b0f9b9848c422c3e0c09f7b32f9fce1183a8d ............................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: unsupported edge IcfgJoinThreadOtherTransition --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 13:26:08,897 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 13:26:08,898 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 13:26:08,906 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 13:26:08,906 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 13:26:08,906 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 13:26:08,907 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 13:26:08,908 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 13:26:08,910 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 13:26:08,910 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 13:26:08,911 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 13:26:08,911 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 13:26:08,912 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 13:26:08,912 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 13:26:08,913 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 13:26:08,913 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 13:26:08,914 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 13:26:08,915 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 13:26:08,916 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 13:26:08,917 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 13:26:08,918 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 13:26:08,919 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 13:26:08,920 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 13:26:08,920 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 13:26:08,921 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 13:26:08,921 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 13:26:08,922 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 13:26:08,922 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 13:26:08,924 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 13:26:08,924 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 13:26:08,924 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 13:26:08,925 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 13:26:08,925 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 13:26:08,925 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 13:26:08,925 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 13:26:08,925 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 13:26:08,926 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_cd10726e-1533-4026-a1dd-2d1e2bc9d3d2/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-18 13:26:08,933 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 13:26:08,933 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 13:26:08,934 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 13:26:08,934 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-18 13:26:08,934 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-18 13:26:08,934 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-18 13:26:08,934 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-18 13:26:08,935 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-18 13:26:08,935 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-18 13:26:08,935 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-18 13:26:08,935 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-18 13:26:08,935 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-18 13:26:08,935 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-18 13:26:08,936 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 13:26:08,936 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 13:26:08,936 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 13:26:08,936 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 13:26:08,936 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 13:26:08,936 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 13:26:08,937 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 13:26:08,937 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 13:26:08,937 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 13:26:08,937 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 13:26:08,937 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 13:26:08,937 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 13:26:08,938 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 13:26:08,938 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 13:26:08,938 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 13:26:08,938 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 13:26:08,938 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 13:26:08,938 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 13:26:08,938 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 13:26:08,938 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 13:26:08,939 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-18 13:26:08,939 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 13:26:08,939 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 13:26:08,939 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-18 13:26:08,939 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_cd10726e-1533-4026-a1dd-2d1e2bc9d3d2/bin-2019/utaipan 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 -> Taipan 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 -> 555b0f9b9848c422c3e0c09f7b32f9fce1183a8d [2018-11-18 13:26:08,965 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 13:26:08,974 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 13:26:08,976 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 13:26:08,978 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 13:26:08,978 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 13:26:08,978 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_cd10726e-1533-4026-a1dd-2d1e2bc9d3d2/bin-2019/utaipan/../../sv-benchmarks/c/pthread-C-DAC/pthread-demo-datarace_true-unreach-call.i [2018-11-18 13:26:09,021 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_cd10726e-1533-4026-a1dd-2d1e2bc9d3d2/bin-2019/utaipan/data/787e4c28b/14c3ad1561054ea5b808e77405bbcf17/FLAG796c54b85 [2018-11-18 13:26:09,416 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 13:26:09,417 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_cd10726e-1533-4026-a1dd-2d1e2bc9d3d2/sv-benchmarks/c/pthread-C-DAC/pthread-demo-datarace_true-unreach-call.i [2018-11-18 13:26:09,430 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_cd10726e-1533-4026-a1dd-2d1e2bc9d3d2/bin-2019/utaipan/data/787e4c28b/14c3ad1561054ea5b808e77405bbcf17/FLAG796c54b85 [2018-11-18 13:26:09,784 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_cd10726e-1533-4026-a1dd-2d1e2bc9d3d2/bin-2019/utaipan/data/787e4c28b/14c3ad1561054ea5b808e77405bbcf17 [2018-11-18 13:26:09,786 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 13:26:09,787 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 13:26:09,788 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 13:26:09,788 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 13:26:09,791 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 13:26:09,792 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 01:26:09" (1/1) ... [2018-11-18 13:26:09,794 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ed8d5b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:26:09, skipping insertion in model container [2018-11-18 13:26:09,794 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 01:26:09" (1/1) ... [2018-11-18 13:26:09,800 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 13:26:09,836 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 13:26:10,184 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 13:26:10,195 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 13:26:10,276 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 13:26:10,409 INFO L195 MainTranslator]: Completed translation [2018-11-18 13:26:10,410 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:26:10 WrapperNode [2018-11-18 13:26:10,410 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 13:26:10,411 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 13:26:10,411 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 13:26:10,411 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 13:26:10,418 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:26:10" (1/1) ... [2018-11-18 13:26:10,434 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:26:10" (1/1) ... [2018-11-18 13:26:10,442 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 13:26:10,442 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 13:26:10,443 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 13:26:10,443 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 13:26:10,450 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:26:10" (1/1) ... [2018-11-18 13:26:10,450 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:26:10" (1/1) ... [2018-11-18 13:26:10,453 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:26:10" (1/1) ... [2018-11-18 13:26:10,453 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:26:10" (1/1) ... [2018-11-18 13:26:10,458 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:26:10" (1/1) ... [2018-11-18 13:26:10,462 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:26:10" (1/1) ... [2018-11-18 13:26:10,464 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:26:10" (1/1) ... [2018-11-18 13:26:10,466 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 13:26:10,466 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 13:26:10,467 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 13:26:10,467 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 13:26:10,467 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:26:10" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_cd10726e-1533-4026-a1dd-2d1e2bc9d3d2/bin-2019/utaipan/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 13:26:10,509 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 13:26:10,509 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 13:26:10,509 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 13:26:10,509 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-11-18 13:26:10,509 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 13:26:10,509 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-18 13:26:10,510 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-18 13:26:10,510 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-18 13:26:10,510 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-18 13:26:10,510 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2018-11-18 13:26:10,510 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 13:26:10,510 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 13:26:10,510 INFO L130 BoogieDeclarations]: Found specification of procedure thread_function_mutex [2018-11-18 13:26:10,510 INFO L138 BoogieDeclarations]: Found implementation of procedure thread_function_mutex [2018-11-18 13:26:10,510 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 13:26:10,511 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 13:26:10,512 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 13:26:10,781 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 13:26:10,802 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread_function_mutex_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 13:26:10,802 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread_function_mutex_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 13:26:10,802 WARN L317 ript$VariableManager]: TermVariabe Thread0_thread_function_mutex_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 13:26:10,802 WARN L317 ript$VariableManager]: TermVariabe Thread0_thread_function_mutex_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 13:26:10,803 WARN L317 ript$VariableManager]: TermVariabe Thread0_thread_function_mutex_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 13:26:10,803 WARN L317 ript$VariableManager]: TermVariabe Thread0_thread_function_mutex_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 13:26:10,803 WARN L317 ript$VariableManager]: TermVariabe Thread0_thread_function_mutex_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 13:26:10,803 WARN L317 ript$VariableManager]: TermVariabe Thread0_thread_function_mutex_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 13:26:10,804 WARN L317 ript$VariableManager]: TermVariabe Thread0_thread_function_mutex_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 13:26:10,804 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread_function_mutex_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 13:26:10,804 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread_function_mutex_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 13:26:10,804 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread_function_mutex_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 13:26:10,804 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread_function_mutex_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 13:26:10,805 WARN L317 ript$VariableManager]: TermVariabe Thread0_thread_function_mutex_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 13:26:10,805 WARN L317 ript$VariableManager]: TermVariabe Thread0_thread_function_mutex_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 13:26:10,805 WARN L317 ript$VariableManager]: TermVariabe Thread0_thread_function_mutex_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 13:26:10,805 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread_function_mutex_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 13:26:10,805 WARN L317 ript$VariableManager]: TermVariabe Thread0_thread_function_mutex_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 13:26:10,806 WARN L317 ript$VariableManager]: TermVariabe Thread0_thread_function_mutex_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 13:26:10,806 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread_function_mutex_#t~post30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 13:26:10,806 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread_function_mutex_#t~post30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 13:26:10,806 WARN L317 ript$VariableManager]: TermVariabe Thread0_thread_function_mutex_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 13:26:10,806 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread_function_mutex_#t~post30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 13:26:10,815 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 01:26:10 BasicIcfg [2018-11-18 13:26:10,815 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 13:26:10,816 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 13:26:10,816 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 13:26:10,818 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 13:26:10,819 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 01:26:09" (1/3) ... [2018-11-18 13:26:10,819 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f4fad9b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 01:26:10, skipping insertion in model container [2018-11-18 13:26:10,819 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:26:10" (2/3) ... [2018-11-18 13:26:10,819 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f4fad9b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 01:26:10, skipping insertion in model container [2018-11-18 13:26:10,820 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 01:26:10" (3/3) ... [2018-11-18 13:26:10,821 INFO L112 eAbstractionObserver]: Analyzing ICFG pthread-demo-datarace_true-unreach-call.i_BEv2 [2018-11-18 13:26:10,829 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 13:26:10,835 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2018-11-18 13:26:10,844 INFO L257 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2018-11-18 13:26:10,864 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 13:26:10,864 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 13:26:10,864 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 13:26:10,864 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 13:26:10,864 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 13:26:10,865 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 13:26:10,865 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 13:26:10,865 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 13:26:10,872 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.UnsupportedOperationException: unsupported edge IcfgJoinThreadOtherTransition at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CFG2NestedWordAutomaton.constructAutomaton(CFG2NestedWordAutomaton.java:238) 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 13:26:10,875 INFO L168 Benchmark]: Toolchain (without parser) took 1087.99 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.5 MB). Free memory was 955.5 MB in the beginning and 1.0 GB in the end (delta: -69.7 MB). Peak memory consumption was 70.9 MB. Max. memory is 11.5 GB. [2018-11-18 13:26:10,876 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 13:26:10,876 INFO L168 Benchmark]: CACSL2BoogieTranslator took 622.36 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.5 MB). Free memory was 955.5 MB in the beginning and 1.1 GB in the end (delta: -110.9 MB). Peak memory consumption was 43.5 MB. Max. memory is 11.5 GB. [2018-11-18 13:26:10,877 INFO L168 Benchmark]: Boogie Procedure Inliner took 31.60 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 13:26:10,877 INFO L168 Benchmark]: Boogie Preprocessor took 23.74 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 13:26:10,878 INFO L168 Benchmark]: RCFGBuilder took 348.80 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 30.5 MB). Peak memory consumption was 30.5 MB. Max. memory is 11.5 GB. [2018-11-18 13:26:10,878 INFO L168 Benchmark]: TraceAbstraction took 58.26 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-18 13:26:10,881 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 622.36 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.5 MB). Free memory was 955.5 MB in the beginning and 1.1 GB in the end (delta: -110.9 MB). Peak memory consumption was 43.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 31.60 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. * Boogie Preprocessor took 23.74 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 348.80 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 30.5 MB). Peak memory consumption was 30.5 MB. Max. memory is 11.5 GB. * TraceAbstraction took 58.26 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 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: unsupported edge IcfgJoinThreadOtherTransition de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: UnsupportedOperationException: unsupported edge IcfgJoinThreadOtherTransition: de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CFG2NestedWordAutomaton.constructAutomaton(CFG2NestedWordAutomaton.java:238) 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 13:26:12,346 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 13:26:12,348 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 13:26:12,355 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 13:26:12,355 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 13:26:12,356 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 13:26:12,357 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 13:26:12,358 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 13:26:12,359 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 13:26:12,360 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 13:26:12,361 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 13:26:12,361 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 13:26:12,362 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 13:26:12,362 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 13:26:12,363 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 13:26:12,364 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 13:26:12,364 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 13:26:12,366 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 13:26:12,367 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 13:26:12,368 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 13:26:12,369 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 13:26:12,370 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 13:26:12,372 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 13:26:12,372 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 13:26:12,372 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 13:26:12,373 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 13:26:12,374 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 13:26:12,374 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 13:26:12,375 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 13:26:12,376 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 13:26:12,376 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 13:26:12,376 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 13:26:12,376 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 13:26:12,377 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 13:26:12,377 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 13:26:12,378 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 13:26:12,378 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_cd10726e-1533-4026-a1dd-2d1e2bc9d3d2/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-11-18 13:26:12,388 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 13:26:12,388 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 13:26:12,389 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 13:26:12,389 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-18 13:26:12,389 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-18 13:26:12,390 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-18 13:26:12,390 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-18 13:26:12,390 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-18 13:26:12,390 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-18 13:26:12,390 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-18 13:26:12,391 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 13:26:12,391 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 13:26:12,391 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 13:26:12,391 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 13:26:12,391 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 13:26:12,391 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 13:26:12,391 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 13:26:12,392 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-18 13:26:12,392 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-18 13:26:12,392 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 13:26:12,392 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 13:26:12,392 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 13:26:12,392 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 13:26:12,392 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 13:26:12,393 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 13:26:12,393 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 13:26:12,393 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 13:26:12,393 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 13:26:12,393 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 13:26:12,393 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 13:26:12,393 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 13:26:12,394 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-18 13:26:12,394 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 13:26:12,394 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-18 13:26:12,394 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-18 13:26:12,394 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_cd10726e-1533-4026-a1dd-2d1e2bc9d3d2/bin-2019/utaipan 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 -> Taipan 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 -> 555b0f9b9848c422c3e0c09f7b32f9fce1183a8d [2018-11-18 13:26:12,421 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 13:26:12,429 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 13:26:12,431 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 13:26:12,432 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 13:26:12,432 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 13:26:12,433 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_cd10726e-1533-4026-a1dd-2d1e2bc9d3d2/bin-2019/utaipan/../../sv-benchmarks/c/pthread-C-DAC/pthread-demo-datarace_true-unreach-call.i [2018-11-18 13:26:12,470 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_cd10726e-1533-4026-a1dd-2d1e2bc9d3d2/bin-2019/utaipan/data/f02013407/0e212f6f5a094413b759b10e0f8d20a0/FLAG4f1bd634e [2018-11-18 13:26:12,854 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 13:26:12,855 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_cd10726e-1533-4026-a1dd-2d1e2bc9d3d2/sv-benchmarks/c/pthread-C-DAC/pthread-demo-datarace_true-unreach-call.i [2018-11-18 13:26:12,867 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_cd10726e-1533-4026-a1dd-2d1e2bc9d3d2/bin-2019/utaipan/data/f02013407/0e212f6f5a094413b759b10e0f8d20a0/FLAG4f1bd634e [2018-11-18 13:26:13,235 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_cd10726e-1533-4026-a1dd-2d1e2bc9d3d2/bin-2019/utaipan/data/f02013407/0e212f6f5a094413b759b10e0f8d20a0 [2018-11-18 13:26:13,237 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 13:26:13,238 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 13:26:13,239 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 13:26:13,239 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 13:26:13,242 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 13:26:13,243 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 01:26:13" (1/1) ... [2018-11-18 13:26:13,246 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27c99fa7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:26:13, skipping insertion in model container [2018-11-18 13:26:13,246 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 01:26:13" (1/1) ... [2018-11-18 13:26:13,254 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 13:26:13,294 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 13:26:13,705 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 13:26:13,719 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 13:26:13,805 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 13:26:13,948 INFO L195 MainTranslator]: Completed translation [2018-11-18 13:26:13,949 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:26:13 WrapperNode [2018-11-18 13:26:13,949 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 13:26:13,950 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 13:26:13,950 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 13:26:13,950 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 13:26:13,957 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:26:13" (1/1) ... [2018-11-18 13:26:13,973 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:26:13" (1/1) ... [2018-11-18 13:26:13,981 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 13:26:13,981 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 13:26:13,982 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 13:26:13,982 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 13:26:13,989 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:26:13" (1/1) ... [2018-11-18 13:26:13,989 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:26:13" (1/1) ... [2018-11-18 13:26:13,992 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:26:13" (1/1) ... [2018-11-18 13:26:13,992 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:26:13" (1/1) ... [2018-11-18 13:26:14,000 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:26:13" (1/1) ... [2018-11-18 13:26:14,004 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:26:13" (1/1) ... [2018-11-18 13:26:14,006 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:26:13" (1/1) ... [2018-11-18 13:26:14,009 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 13:26:14,010 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 13:26:14,010 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 13:26:14,010 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 13:26:14,010 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:26:13" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_cd10726e-1533-4026-a1dd-2d1e2bc9d3d2/bin-2019/utaipan/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 13:26:14,050 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-18 13:26:14,050 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 13:26:14,050 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 13:26:14,050 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 13:26:14,051 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 13:26:14,051 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-18 13:26:14,051 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-18 13:26:14,051 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-18 13:26:14,051 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2018-11-18 13:26:14,051 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2018-11-18 13:26:14,051 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 13:26:14,051 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 13:26:14,052 INFO L130 BoogieDeclarations]: Found specification of procedure thread_function_mutex [2018-11-18 13:26:14,052 INFO L138 BoogieDeclarations]: Found implementation of procedure thread_function_mutex [2018-11-18 13:26:14,052 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 13:26:14,052 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 13:26:14,053 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 13:26:14,330 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 13:26:14,347 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread_function_mutex_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 13:26:14,348 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread_function_mutex_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 13:26:14,348 WARN L317 ript$VariableManager]: TermVariabe Thread0_thread_function_mutex_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 13:26:14,348 WARN L317 ript$VariableManager]: TermVariabe Thread0_thread_function_mutex_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 13:26:14,348 WARN L317 ript$VariableManager]: TermVariabe Thread0_thread_function_mutex_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 13:26:14,348 WARN L317 ript$VariableManager]: TermVariabe Thread0_thread_function_mutex_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 13:26:14,348 WARN L317 ript$VariableManager]: TermVariabe Thread0_thread_function_mutex_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 13:26:14,348 WARN L317 ript$VariableManager]: TermVariabe Thread0_thread_function_mutex_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 13:26:14,349 WARN L317 ript$VariableManager]: TermVariabe Thread0_thread_function_mutex_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 13:26:14,349 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread_function_mutex_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 13:26:14,349 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread_function_mutex_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 13:26:14,349 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread_function_mutex_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 13:26:14,349 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread_function_mutex_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 13:26:14,349 WARN L317 ript$VariableManager]: TermVariabe Thread0_thread_function_mutex_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 13:26:14,349 WARN L317 ript$VariableManager]: TermVariabe Thread0_thread_function_mutex_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 13:26:14,349 WARN L317 ript$VariableManager]: TermVariabe Thread0_thread_function_mutex_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 13:26:14,350 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread_function_mutex_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 13:26:14,350 WARN L317 ript$VariableManager]: TermVariabe Thread0_thread_function_mutex_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 13:26:14,350 WARN L317 ript$VariableManager]: TermVariabe Thread0_thread_function_mutex_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 13:26:14,350 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread_function_mutex_#t~post30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 13:26:14,350 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread_function_mutex_#t~post30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 13:26:14,350 WARN L317 ript$VariableManager]: TermVariabe Thread0_thread_function_mutex_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 13:26:14,350 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread_function_mutex_#t~post30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 13:26:14,357 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 01:26:14 BasicIcfg [2018-11-18 13:26:14,357 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 13:26:14,358 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 13:26:14,358 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 13:26:14,360 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 13:26:14,361 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 01:26:13" (1/3) ... [2018-11-18 13:26:14,361 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@145b53b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 01:26:14, skipping insertion in model container [2018-11-18 13:26:14,362 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:26:13" (2/3) ... [2018-11-18 13:26:14,362 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@145b53b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 01:26:14, skipping insertion in model container [2018-11-18 13:26:14,362 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 01:26:14" (3/3) ... [2018-11-18 13:26:14,363 INFO L112 eAbstractionObserver]: Analyzing ICFG pthread-demo-datarace_true-unreach-call.i_BEv2 [2018-11-18 13:26:14,370 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 13:26:14,375 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2018-11-18 13:26:14,384 INFO L257 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2018-11-18 13:26:14,402 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-18 13:26:14,402 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 13:26:14,402 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 13:26:14,402 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 13:26:14,402 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 13:26:14,403 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 13:26:14,403 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 13:26:14,403 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 13:26:14,403 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 13:26:14,409 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.UnsupportedOperationException: unsupported edge IcfgJoinThreadOtherTransition at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CFG2NestedWordAutomaton.constructAutomaton(CFG2NestedWordAutomaton.java:238) 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 13:26:14,412 INFO L168 Benchmark]: Toolchain (without parser) took 1174.18 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.8 MB). Free memory was 944.4 MB in the beginning and 992.7 MB in the end (delta: -48.4 MB). Peak memory consumption was 77.5 MB. Max. memory is 11.5 GB. [2018-11-18 13:26:14,413 INFO L168 Benchmark]: CDTParser took 0.11 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 13:26:14,414 INFO L168 Benchmark]: CACSL2BoogieTranslator took 710.33 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.8 MB). Free memory was 944.4 MB in the beginning and 1.0 GB in the end (delta: -100.0 MB). Peak memory consumption was 40.6 MB. Max. memory is 11.5 GB. [2018-11-18 13:26:14,414 INFO L168 Benchmark]: Boogie Procedure Inliner took 31.64 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 13:26:14,415 INFO L168 Benchmark]: Boogie Preprocessor took 27.97 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 13:26:14,415 INFO L168 Benchmark]: RCFGBuilder took 347.36 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 999.5 MB in the end (delta: 44.9 MB). Peak memory consumption was 44.9 MB. Max. memory is 11.5 GB. [2018-11-18 13:26:14,415 INFO L168 Benchmark]: TraceAbstraction took 53.66 ms. Allocated memory is still 1.2 GB. Free memory was 999.5 MB in the beginning and 992.7 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2018-11-18 13:26:14,418 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 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 710.33 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.8 MB). Free memory was 944.4 MB in the beginning and 1.0 GB in the end (delta: -100.0 MB). Peak memory consumption was 40.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 31.64 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 27.97 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 347.36 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 999.5 MB in the end (delta: 44.9 MB). Peak memory consumption was 44.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 53.66 ms. Allocated memory is still 1.2 GB. Free memory was 999.5 MB in the beginning and 992.7 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: UnsupportedOperationException: unsupported edge IcfgJoinThreadOtherTransition de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: UnsupportedOperationException: unsupported edge IcfgJoinThreadOtherTransition: de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CFG2NestedWordAutomaton.constructAutomaton(CFG2NestedWordAutomaton.java:238) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...