./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread/stack_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_5e91696d-f750-4a2f-96d5-48be0bd71570/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_5e91696d-f750-4a2f-96d5-48be0bd71570/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_5e91696d-f750-4a2f-96d5-48be0bd71570/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_5e91696d-f750-4a2f-96d5-48be0bd71570/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread/stack_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_5e91696d-f750-4a2f-96d5-48be0bd71570/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_5e91696d-f750-4a2f-96d5-48be0bd71570/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 dd13eb8db6a6bb215c2d42af70a6b175025c5d6b .......................................................................................................................................................................................................................................... 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_5e91696d-f750-4a2f-96d5-48be0bd71570/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_5e91696d-f750-4a2f-96d5-48be0bd71570/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_5e91696d-f750-4a2f-96d5-48be0bd71570/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_5e91696d-f750-4a2f-96d5-48be0bd71570/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread/stack_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_5e91696d-f750-4a2f-96d5-48be0bd71570/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_5e91696d-f750-4a2f-96d5-48be0bd71570/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 dd13eb8db6a6bb215c2d42af70a6b175025c5d6b ................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: ProcedureMultiplier does not support IcfgCallTransition --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 10:26:51,859 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 10:26:51,861 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 10:26:51,870 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 10:26:51,870 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 10:26:51,871 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 10:26:51,872 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 10:26:51,873 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 10:26:51,874 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 10:26:51,875 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 10:26:51,876 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 10:26:51,876 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 10:26:51,877 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 10:26:51,877 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 10:26:51,878 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 10:26:51,879 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 10:26:51,880 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 10:26:51,881 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 10:26:51,882 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 10:26:51,883 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 10:26:51,884 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 10:26:51,885 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 10:26:51,887 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 10:26:51,887 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 10:26:51,887 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 10:26:51,888 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 10:26:51,889 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 10:26:51,889 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 10:26:51,890 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 10:26:51,890 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 10:26:51,891 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 10:26:51,891 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 10:26:51,891 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 10:26:51,891 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 10:26:51,892 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 10:26:51,893 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 10:26:51,893 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_5e91696d-f750-4a2f-96d5-48be0bd71570/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-18 10:26:51,903 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 10:26:51,904 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 10:26:51,904 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 10:26:51,904 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-18 10:26:51,905 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-18 10:26:51,905 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-18 10:26:51,905 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-18 10:26:51,905 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-18 10:26:51,905 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-18 10:26:51,905 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-18 10:26:51,905 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-18 10:26:51,905 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-18 10:26:51,906 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-18 10:26:51,906 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 10:26:51,906 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 10:26:51,906 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 10:26:51,907 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 10:26:51,907 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 10:26:51,907 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 10:26:51,907 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 10:26:51,907 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 10:26:51,907 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 10:26:51,907 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 10:26:51,907 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 10:26:51,908 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 10:26:51,908 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 10:26:51,908 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 10:26:51,908 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 10:26:51,908 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 10:26:51,908 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 10:26:51,908 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 10:26:51,909 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 10:26:51,909 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 10:26:51,909 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-18 10:26:51,909 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 10:26:51,909 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 10:26:51,909 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-18 10:26:51,909 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_5e91696d-f750-4a2f-96d5-48be0bd71570/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 -> dd13eb8db6a6bb215c2d42af70a6b175025c5d6b [2018-11-18 10:26:51,933 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 10:26:51,943 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 10:26:51,945 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 10:26:51,947 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 10:26:51,947 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 10:26:51,948 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_5e91696d-f750-4a2f-96d5-48be0bd71570/bin-2019/utaipan/../../sv-benchmarks/c/pthread/stack_true-unreach-call.i [2018-11-18 10:26:51,990 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5e91696d-f750-4a2f-96d5-48be0bd71570/bin-2019/utaipan/data/f75249134/5713cf0c1b064d9eacce47405655ce9b/FLAGaf0a3391b [2018-11-18 10:26:52,373 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 10:26:52,374 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_5e91696d-f750-4a2f-96d5-48be0bd71570/sv-benchmarks/c/pthread/stack_true-unreach-call.i [2018-11-18 10:26:52,385 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5e91696d-f750-4a2f-96d5-48be0bd71570/bin-2019/utaipan/data/f75249134/5713cf0c1b064d9eacce47405655ce9b/FLAGaf0a3391b [2018-11-18 10:26:52,394 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_5e91696d-f750-4a2f-96d5-48be0bd71570/bin-2019/utaipan/data/f75249134/5713cf0c1b064d9eacce47405655ce9b [2018-11-18 10:26:52,396 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 10:26:52,397 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 10:26:52,398 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 10:26:52,398 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 10:26:52,400 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 10:26:52,401 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 10:26:52" (1/1) ... [2018-11-18 10:26:52,403 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@249d3f6e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:26:52, skipping insertion in model container [2018-11-18 10:26:52,403 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 10:26:52" (1/1) ... [2018-11-18 10:26:52,409 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 10:26:52,442 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 10:26:52,726 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 10:26:52,736 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 10:26:52,831 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 10:26:52,893 INFO L195 MainTranslator]: Completed translation [2018-11-18 10:26:52,893 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:26:52 WrapperNode [2018-11-18 10:26:52,894 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 10:26:52,894 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 10:26:52,894 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 10:26:52,894 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 10:26:52,900 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:26:52" (1/1) ... [2018-11-18 10:26:52,913 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:26:52" (1/1) ... [2018-11-18 10:26:52,921 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 10:26:52,921 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 10:26:52,921 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 10:26:52,922 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 10:26:52,927 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:26:52" (1/1) ... [2018-11-18 10:26:52,927 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:26:52" (1/1) ... [2018-11-18 10:26:52,932 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:26:52" (1/1) ... [2018-11-18 10:26:52,933 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:26:52" (1/1) ... [2018-11-18 10:26:52,942 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:26:52" (1/1) ... [2018-11-18 10:26:52,947 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:26:52" (1/1) ... [2018-11-18 10:26:52,949 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:26:52" (1/1) ... [2018-11-18 10:26:52,951 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 10:26:52,952 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 10:26:52,952 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 10:26:52,952 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 10:26:52,953 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:26:52" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_5e91696d-f750-4a2f-96d5-48be0bd71570/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 10:26:52,991 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2018-11-18 10:26:52,991 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2018-11-18 10:26:52,991 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2018-11-18 10:26:52,992 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2018-11-18 10:26:52,992 INFO L130 BoogieDeclarations]: Found specification of procedure pop [2018-11-18 10:26:52,992 INFO L138 BoogieDeclarations]: Found implementation of procedure pop [2018-11-18 10:26:52,992 INFO L130 BoogieDeclarations]: Found specification of procedure dec_top [2018-11-18 10:26:52,992 INFO L138 BoogieDeclarations]: Found implementation of procedure dec_top [2018-11-18 10:26:52,992 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 10:26:52,992 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 10:26:52,992 INFO L130 BoogieDeclarations]: Found specification of procedure inc_top [2018-11-18 10:26:52,992 INFO L138 BoogieDeclarations]: Found implementation of procedure inc_top [2018-11-18 10:26:52,992 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 10:26:52,993 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-11-18 10:26:52,993 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 10:26:52,993 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-18 10:26:52,993 INFO L130 BoogieDeclarations]: Found specification of procedure push [2018-11-18 10:26:52,994 INFO L138 BoogieDeclarations]: Found implementation of procedure push [2018-11-18 10:26:52,994 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-18 10:26:52,994 INFO L130 BoogieDeclarations]: Found specification of procedure get_top [2018-11-18 10:26:52,994 INFO L138 BoogieDeclarations]: Found implementation of procedure get_top [2018-11-18 10:26:52,994 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2018-11-18 10:26:52,994 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 10:26:52,994 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 10:26:52,994 INFO L130 BoogieDeclarations]: Found specification of procedure error [2018-11-18 10:26:52,994 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2018-11-18 10:26:52,994 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 10:26:52,995 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 10:26:52,995 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 10:26:53,366 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 10:26:53,390 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 10:26:53,390 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 10:26:53,390 WARN L317 ript$VariableManager]: TermVariabe Thread0_t1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 10:26:53,390 WARN L317 ript$VariableManager]: TermVariabe Thread0_t1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 10:26:53,391 WARN L317 ript$VariableManager]: TermVariabe Thread0_t1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 10:26:53,391 WARN L317 ript$VariableManager]: TermVariabe Thread0_t1_~tmp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 10:26:53,391 WARN L317 ript$VariableManager]: TermVariabe Thread0_t1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 10:26:53,391 WARN L317 ript$VariableManager]: TermVariabe Thread0_t1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 10:26:53,391 WARN L317 ript$VariableManager]: TermVariabe Thread0_t1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 10:26:53,391 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 10:26:53,392 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 10:26:53,392 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 10:26:53,392 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 10:26:53,392 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 10:26:53,392 WARN L317 ript$VariableManager]: TermVariabe Thread0_t1_~tmp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 10:26:53,392 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 10:26:53,393 WARN L317 ript$VariableManager]: TermVariabe Thread0_t1_~tmp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 10:26:53,393 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: ProcedureMultiplier does not support IcfgCallTransition at de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:247) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:307) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:89) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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 10:26:53,396 INFO L168 Benchmark]: Toolchain (without parser) took 999.12 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 156.2 MB). Free memory was 957.6 MB in the beginning and 1.1 GB in the end (delta: -105.7 MB). Peak memory consumption was 50.5 MB. Max. memory is 11.5 GB. [2018-11-18 10:26:53,397 INFO L168 Benchmark]: CDTParser took 0.17 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 10:26:53,398 INFO L168 Benchmark]: CACSL2BoogieTranslator took 496.16 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 156.2 MB). Free memory was 957.6 MB in the beginning and 1.1 GB in the end (delta: -151.6 MB). Peak memory consumption was 41.5 MB. Max. memory is 11.5 GB. [2018-11-18 10:26:53,398 INFO L168 Benchmark]: Boogie Procedure Inliner took 27.01 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: 3.6 MB). Peak memory consumption was 3.6 MB. Max. memory is 11.5 GB. [2018-11-18 10:26:53,399 INFO L168 Benchmark]: Boogie Preprocessor took 30.24 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 10:26:53,399 INFO L168 Benchmark]: RCFGBuilder took 443.42 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: 42.2 MB). Peak memory consumption was 42.2 MB. Max. memory is 11.5 GB. [2018-11-18 10:26:53,402 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 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 496.16 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 156.2 MB). Free memory was 957.6 MB in the beginning and 1.1 GB in the end (delta: -151.6 MB). Peak memory consumption was 41.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 27.01 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: 3.6 MB). Peak memory consumption was 3.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 30.24 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. * RCFGBuilder took 443.42 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: 42.2 MB). Peak memory consumption was 42.2 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: ProcedureMultiplier does not support IcfgCallTransition de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: ProcedureMultiplier does not support IcfgCallTransition: de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:247) 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 10:26:54,868 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 10:26:54,870 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 10:26:54,877 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 10:26:54,877 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 10:26:54,878 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 10:26:54,879 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 10:26:54,880 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 10:26:54,881 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 10:26:54,881 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 10:26:54,882 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 10:26:54,882 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 10:26:54,883 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 10:26:54,884 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 10:26:54,885 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 10:26:54,885 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 10:26:54,886 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 10:26:54,887 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 10:26:54,888 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 10:26:54,890 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 10:26:54,891 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 10:26:54,892 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 10:26:54,894 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 10:26:54,894 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 10:26:54,894 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 10:26:54,895 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 10:26:54,896 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 10:26:54,896 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 10:26:54,896 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 10:26:54,897 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 10:26:54,897 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 10:26:54,898 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 10:26:54,898 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 10:26:54,898 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 10:26:54,899 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 10:26:54,899 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 10:26:54,899 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_5e91696d-f750-4a2f-96d5-48be0bd71570/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-11-18 10:26:54,910 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 10:26:54,911 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 10:26:54,911 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 10:26:54,911 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-18 10:26:54,911 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-18 10:26:54,911 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-18 10:26:54,912 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-18 10:26:54,912 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-18 10:26:54,912 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-18 10:26:54,912 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-18 10:26:54,912 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 10:26:54,912 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 10:26:54,913 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 10:26:54,914 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 10:26:54,914 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 10:26:54,914 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 10:26:54,914 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 10:26:54,914 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-18 10:26:54,914 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-18 10:26:54,914 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 10:26:54,914 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 10:26:54,915 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 10:26:54,915 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 10:26:54,915 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 10:26:54,915 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 10:26:54,915 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 10:26:54,915 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 10:26:54,915 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 10:26:54,915 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 10:26:54,915 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 10:26:54,915 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 10:26:54,916 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-18 10:26:54,916 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 10:26:54,916 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-18 10:26:54,916 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-18 10:26:54,916 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_5e91696d-f750-4a2f-96d5-48be0bd71570/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 -> dd13eb8db6a6bb215c2d42af70a6b175025c5d6b [2018-11-18 10:26:54,945 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 10:26:54,953 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 10:26:54,955 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 10:26:54,956 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 10:26:54,956 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 10:26:54,956 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_5e91696d-f750-4a2f-96d5-48be0bd71570/bin-2019/utaipan/../../sv-benchmarks/c/pthread/stack_true-unreach-call.i [2018-11-18 10:26:54,992 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5e91696d-f750-4a2f-96d5-48be0bd71570/bin-2019/utaipan/data/b80d25bcd/1faaa65c4bae4157ab6cfce92f88504d/FLAG043be9880 [2018-11-18 10:26:55,445 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 10:26:55,445 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_5e91696d-f750-4a2f-96d5-48be0bd71570/sv-benchmarks/c/pthread/stack_true-unreach-call.i [2018-11-18 10:26:55,456 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5e91696d-f750-4a2f-96d5-48be0bd71570/bin-2019/utaipan/data/b80d25bcd/1faaa65c4bae4157ab6cfce92f88504d/FLAG043be9880 [2018-11-18 10:26:55,466 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_5e91696d-f750-4a2f-96d5-48be0bd71570/bin-2019/utaipan/data/b80d25bcd/1faaa65c4bae4157ab6cfce92f88504d [2018-11-18 10:26:55,468 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 10:26:55,469 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 10:26:55,469 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 10:26:55,470 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 10:26:55,472 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 10:26:55,472 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 10:26:55" (1/1) ... [2018-11-18 10:26:55,474 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76351e3c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:26:55, skipping insertion in model container [2018-11-18 10:26:55,474 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 10:26:55" (1/1) ... [2018-11-18 10:26:55,480 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 10:26:55,513 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 10:26:55,804 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 10:26:55,814 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 10:26:55,853 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 10:26:55,967 INFO L195 MainTranslator]: Completed translation [2018-11-18 10:26:55,967 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:26:55 WrapperNode [2018-11-18 10:26:55,967 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 10:26:55,968 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 10:26:55,968 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 10:26:55,968 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 10:26:55,973 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:26:55" (1/1) ... [2018-11-18 10:26:55,988 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:26:55" (1/1) ... [2018-11-18 10:26:55,995 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 10:26:55,995 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 10:26:55,995 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 10:26:55,995 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 10:26:56,001 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:26:55" (1/1) ... [2018-11-18 10:26:56,001 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:26:55" (1/1) ... [2018-11-18 10:26:56,005 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:26:55" (1/1) ... [2018-11-18 10:26:56,005 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:26:55" (1/1) ... [2018-11-18 10:26:56,017 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:26:55" (1/1) ... [2018-11-18 10:26:56,022 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:26:55" (1/1) ... [2018-11-18 10:26:56,024 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:26:55" (1/1) ... [2018-11-18 10:26:56,027 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 10:26:56,028 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 10:26:56,028 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 10:26:56,028 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 10:26:56,028 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:26:55" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_5e91696d-f750-4a2f-96d5-48be0bd71570/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 10:26:56,069 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-18 10:26:56,069 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2018-11-18 10:26:56,070 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2018-11-18 10:26:56,070 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2018-11-18 10:26:56,070 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2018-11-18 10:26:56,070 INFO L130 BoogieDeclarations]: Found specification of procedure pop [2018-11-18 10:26:56,070 INFO L138 BoogieDeclarations]: Found implementation of procedure pop [2018-11-18 10:26:56,070 INFO L130 BoogieDeclarations]: Found specification of procedure dec_top [2018-11-18 10:26:56,070 INFO L138 BoogieDeclarations]: Found implementation of procedure dec_top [2018-11-18 10:26:56,070 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 10:26:56,070 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 10:26:56,071 INFO L130 BoogieDeclarations]: Found specification of procedure inc_top [2018-11-18 10:26:56,071 INFO L138 BoogieDeclarations]: Found implementation of procedure inc_top [2018-11-18 10:26:56,071 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 10:26:56,071 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-18 10:26:56,071 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 10:26:56,071 INFO L130 BoogieDeclarations]: Found specification of procedure push [2018-11-18 10:26:56,071 INFO L138 BoogieDeclarations]: Found implementation of procedure push [2018-11-18 10:26:56,071 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2018-11-18 10:26:56,072 INFO L130 BoogieDeclarations]: Found specification of procedure get_top [2018-11-18 10:26:56,072 INFO L138 BoogieDeclarations]: Found implementation of procedure get_top [2018-11-18 10:26:56,072 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2018-11-18 10:26:56,072 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 10:26:56,072 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 10:26:56,072 INFO L130 BoogieDeclarations]: Found specification of procedure error [2018-11-18 10:26:56,072 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2018-11-18 10:26:56,072 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 10:26:56,072 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 10:26:56,075 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 10:26:56,457 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 10:26:56,479 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 10:26:56,479 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 10:26:56,479 WARN L317 ript$VariableManager]: TermVariabe Thread0_t1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 10:26:56,479 WARN L317 ript$VariableManager]: TermVariabe Thread0_t1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 10:26:56,480 WARN L317 ript$VariableManager]: TermVariabe Thread0_t1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 10:26:56,480 WARN L317 ript$VariableManager]: TermVariabe Thread0_t1_~tmp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 10:26:56,480 WARN L317 ript$VariableManager]: TermVariabe Thread0_t1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 10:26:56,480 WARN L317 ript$VariableManager]: TermVariabe Thread0_t1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 10:26:56,480 WARN L317 ript$VariableManager]: TermVariabe Thread0_t1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 10:26:56,480 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 10:26:56,480 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 10:26:56,480 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 10:26:56,481 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 10:26:56,481 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 10:26:56,481 WARN L317 ript$VariableManager]: TermVariabe Thread0_t1_~tmp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 10:26:56,481 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 10:26:56,481 WARN L317 ript$VariableManager]: TermVariabe Thread0_t1_~tmp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 10:26:56,481 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: ProcedureMultiplier does not support IcfgCallTransition at de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:247) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:307) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:89) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-18 10:26:56,483 INFO L168 Benchmark]: Toolchain (without parser) took 1015.33 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.1 MB). Free memory was 944.4 MB in the beginning and 1.0 GB in the end (delta: -96.0 MB). Peak memory consumption was 46.1 MB. Max. memory is 11.5 GB. [2018-11-18 10:26:56,485 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 10:26:56,485 INFO L168 Benchmark]: CACSL2BoogieTranslator took 497.94 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.1 MB). Free memory was 944.4 MB in the beginning and 1.1 GB in the end (delta: -148.3 MB). Peak memory consumption was 47.9 MB. Max. memory is 11.5 GB. [2018-11-18 10:26:56,485 INFO L168 Benchmark]: Boogie Procedure Inliner took 27.46 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2018-11-18 10:26:56,486 INFO L168 Benchmark]: Boogie Preprocessor took 32.09 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2018-11-18 10:26:56,486 INFO L168 Benchmark]: RCFGBuilder took 455.47 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 38.6 MB). Peak memory consumption was 38.6 MB. Max. memory is 11.5 GB. [2018-11-18 10:26:56,489 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 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 497.94 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.1 MB). Free memory was 944.4 MB in the beginning and 1.1 GB in the end (delta: -148.3 MB). Peak memory consumption was 47.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 27.46 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: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 32.09 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: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 455.47 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: 38.6 MB). Peak memory consumption was 38.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: ProcedureMultiplier does not support IcfgCallTransition de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: ProcedureMultiplier does not support IcfgCallTransition: de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:247) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...