./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-wmm/mix049_pso.oepc_false-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_99b7e034-7578-4ba6-a717-3b2dcaf8ed52/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_99b7e034-7578-4ba6-a717-3b2dcaf8ed52/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_99b7e034-7578-4ba6-a717-3b2dcaf8ed52/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_99b7e034-7578-4ba6-a717-3b2dcaf8ed52/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix049_pso.oepc_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_99b7e034-7578-4ba6-a717-3b2dcaf8ed52/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_99b7e034-7578-4ba6-a717-3b2dcaf8ed52/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 7d8c4ff98c6bec71f298bfd418c9c2b477b0be15 ............................................................................................................................................................................................... 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_99b7e034-7578-4ba6-a717-3b2dcaf8ed52/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_99b7e034-7578-4ba6-a717-3b2dcaf8ed52/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_99b7e034-7578-4ba6-a717-3b2dcaf8ed52/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_99b7e034-7578-4ba6-a717-3b2dcaf8ed52/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix049_pso.oepc_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_99b7e034-7578-4ba6-a717-3b2dcaf8ed52/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_99b7e034-7578-4ba6-a717-3b2dcaf8ed52/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 7d8c4ff98c6bec71f298bfd418c9c2b477b0be15 ........................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: null --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-10-27 05:12:15,844 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:12:15,845 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:12:15,854 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:12:15,854 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:12:15,855 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:12:15,856 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:12:15,858 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:12:15,859 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:12:15,860 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:12:15,860 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:12:15,860 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:12:15,862 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:12:15,862 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:12:15,863 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:12:15,864 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:12:15,864 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:12:15,866 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:12:15,867 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:12:15,869 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:12:15,870 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:12:15,870 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:12:15,872 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:12:15,872 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:12:15,873 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:12:15,874 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:12:15,874 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:12:15,875 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:12:15,876 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:12:15,876 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:12:15,877 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:12:15,878 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:12:15,878 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:12:15,878 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:12:15,879 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:12:15,879 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:12:15,880 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_99b7e034-7578-4ba6-a717-3b2dcaf8ed52/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-10-27 05:12:15,891 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:12:15,892 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:12:15,892 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:12:15,892 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:12:15,893 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:12:15,893 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:12:15,893 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-27 05:12:15,893 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:12:15,893 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-27 05:12:15,893 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-27 05:12:15,893 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:12:15,894 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:12:15,894 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:12:15,894 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-27 05:12:15,894 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:12:15,894 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:12:15,895 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:12:15,895 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:12:15,895 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:12:15,896 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:12:15,896 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:12:15,896 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:12:15,896 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:12:15,896 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:12:15,896 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:12:15,896 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:12:15,897 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:12:15,897 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:12:15,897 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:12:15,897 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:12:15,897 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-27 05:12:15,897 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:12:15,897 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-27 05:12:15,898 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-27 05:12:15,898 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_99b7e034-7578-4ba6-a717-3b2dcaf8ed52/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 -> 7d8c4ff98c6bec71f298bfd418c9c2b477b0be15 [2018-10-27 05:12:15,926 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:12:15,937 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:12:15,940 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:12:15,942 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:12:15,942 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:12:15,944 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_99b7e034-7578-4ba6-a717-3b2dcaf8ed52/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/mix049_pso.oepc_false-unreach-call.i [2018-10-27 05:12:16,000 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_99b7e034-7578-4ba6-a717-3b2dcaf8ed52/bin-2019/utaipan/data/847222538/f51eba262aaf42caa4b4eaacbd57cfa3/FLAGfff3286d9 [2018-10-27 05:12:16,465 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:12:16,466 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_99b7e034-7578-4ba6-a717-3b2dcaf8ed52/sv-benchmarks/c/pthread-wmm/mix049_pso.oepc_false-unreach-call.i [2018-10-27 05:12:16,479 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_99b7e034-7578-4ba6-a717-3b2dcaf8ed52/bin-2019/utaipan/data/847222538/f51eba262aaf42caa4b4eaacbd57cfa3/FLAGfff3286d9 [2018-10-27 05:12:16,502 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_99b7e034-7578-4ba6-a717-3b2dcaf8ed52/bin-2019/utaipan/data/847222538/f51eba262aaf42caa4b4eaacbd57cfa3 [2018-10-27 05:12:16,506 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:12:16,507 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:12:16,509 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:12:16,509 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:12:16,513 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:12:16,514 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:12:16" (1/1) ... [2018-10-27 05:12:16,516 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6934edcc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:16, skipping insertion in model container [2018-10-27 05:12:16,517 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:12:16" (1/1) ... [2018-10-27 05:12:16,527 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:12:16,573 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:12:16,993 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:12:17,000 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:12:17,101 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:12:17,152 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:12:17,153 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:17 WrapperNode [2018-10-27 05:12:17,153 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:12:17,154 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:12:17,154 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:12:17,154 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:12:17,163 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:17" (1/1) ... [2018-10-27 05:12:17,247 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:17" (1/1) ... [2018-10-27 05:12:17,274 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:12:17,274 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:12:17,275 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:12:17,275 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:12:17,284 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:17" (1/1) ... [2018-10-27 05:12:17,284 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:17" (1/1) ... [2018-10-27 05:12:17,289 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:17" (1/1) ... [2018-10-27 05:12:17,289 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:17" (1/1) ... [2018-10-27 05:12:17,297 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:17" (1/1) ... [2018-10-27 05:12:17,300 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:17" (1/1) ... [2018-10-27 05:12:17,303 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:17" (1/1) ... [2018-10-27 05:12:17,307 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:12:17,307 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:12:17,307 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:12:17,308 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:12:17,309 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:17" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_99b7e034-7578-4ba6-a717-3b2dcaf8ed52/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 [2018-10-27 05:12:17,363 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-27 05:12:17,363 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-10-27 05:12:17,363 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:12:17,363 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:12:17,363 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:12:17,363 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:12:17,364 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-10-27 05:12:17,364 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-10-27 05:12:17,364 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-10-27 05:12:17,364 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-10-27 05:12:17,364 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-10-27 05:12:17,364 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-10-27 05:12:17,364 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:12:17,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:12:17,366 WARN L200 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-10-27 05:12:18,986 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:12:19,031 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:19,031 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:19,032 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException at de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:371) 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:12:19,035 INFO L168 Benchmark]: Toolchain (without parser) took 2528.98 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 150.5 MB). Free memory was 955.9 MB in the beginning and 1.1 GB in the end (delta: -106.5 MB). Peak memory consumption was 44.0 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:19,037 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:12:19,037 INFO L168 Benchmark]: CACSL2BoogieTranslator took 644.67 ms. Allocated memory is still 1.0 GB. Free memory was 955.9 MB in the beginning and 918.3 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:19,039 INFO L168 Benchmark]: Boogie Procedure Inliner took 120.48 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 150.5 MB). Free memory was 918.3 MB in the beginning and 1.1 GB in the end (delta: -225.6 MB). Peak memory consumption was 17.0 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:19,040 INFO L168 Benchmark]: Boogie Preprocessor took 32.60 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:12:19,040 INFO L168 Benchmark]: RCFGBuilder took 1727.39 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 81.6 MB). Peak memory consumption was 81.6 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:19,043 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 644.67 ms. Allocated memory is still 1.0 GB. Free memory was 955.9 MB in the beginning and 918.3 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 120.48 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 150.5 MB). Free memory was 918.3 MB in the beginning and 1.1 GB in the end (delta: -225.6 MB). Peak memory consumption was 17.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 32.60 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. * RCFGBuilder took 1727.39 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: 81.6 MB). Peak memory consumption was 81.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: null: de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-10-27 05:12:21,113 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:12:21,115 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:12:21,125 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:12:21,125 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:12:21,126 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:12:21,127 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:12:21,129 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:12:21,130 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:12:21,131 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:12:21,132 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:12:21,132 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:12:21,133 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:12:21,134 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:12:21,135 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:12:21,135 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:12:21,136 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:12:21,138 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:12:21,140 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:12:21,141 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:12:21,142 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:12:21,143 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:12:21,146 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:12:21,146 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:12:21,146 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:12:21,147 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:12:21,148 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:12:21,149 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:12:21,150 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:12:21,151 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:12:21,151 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:12:21,152 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:12:21,152 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:12:21,152 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:12:21,154 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:12:21,154 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:12:21,155 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_99b7e034-7578-4ba6-a717-3b2dcaf8ed52/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-10-27 05:12:21,168 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:12:21,168 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:12:21,169 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:12:21,170 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:12:21,170 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:12:21,170 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:12:21,170 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:12:21,171 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:12:21,171 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:12:21,172 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:12:21,172 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:12:21,172 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:12:21,172 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:12:21,173 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:12:21,173 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:12:21,173 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-27 05:12:21,173 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-27 05:12:21,173 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:12:21,174 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:12:21,174 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:12:21,174 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:12:21,174 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:12:21,174 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:12:21,175 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:12:21,175 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:12:21,175 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:12:21,175 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:12:21,175 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:12:21,176 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-10-27 05:12:21,176 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:12:21,176 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-27 05:12:21,176 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-27 05:12:21,177 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_99b7e034-7578-4ba6-a717-3b2dcaf8ed52/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 -> 7d8c4ff98c6bec71f298bfd418c9c2b477b0be15 [2018-10-27 05:12:21,211 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:12:21,222 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:12:21,225 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:12:21,226 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:12:21,226 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:12:21,227 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_99b7e034-7578-4ba6-a717-3b2dcaf8ed52/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/mix049_pso.oepc_false-unreach-call.i [2018-10-27 05:12:21,278 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_99b7e034-7578-4ba6-a717-3b2dcaf8ed52/bin-2019/utaipan/data/18959b42c/698d2cc4de704c5a865c2cdc1be4c074/FLAG0d3dd025b [2018-10-27 05:12:21,778 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:12:21,779 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_99b7e034-7578-4ba6-a717-3b2dcaf8ed52/sv-benchmarks/c/pthread-wmm/mix049_pso.oepc_false-unreach-call.i [2018-10-27 05:12:21,792 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_99b7e034-7578-4ba6-a717-3b2dcaf8ed52/bin-2019/utaipan/data/18959b42c/698d2cc4de704c5a865c2cdc1be4c074/FLAG0d3dd025b [2018-10-27 05:12:21,814 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_99b7e034-7578-4ba6-a717-3b2dcaf8ed52/bin-2019/utaipan/data/18959b42c/698d2cc4de704c5a865c2cdc1be4c074 [2018-10-27 05:12:21,817 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:12:21,819 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:12:21,820 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:12:21,820 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:12:21,823 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:12:21,824 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:12:21" (1/1) ... [2018-10-27 05:12:21,826 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e4e0cd4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:21, skipping insertion in model container [2018-10-27 05:12:21,827 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:12:21" (1/1) ... [2018-10-27 05:12:21,835 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:12:21,879 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:12:22,301 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:12:22,308 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:12:22,398 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:12:22,468 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:12:22,469 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:22 WrapperNode [2018-10-27 05:12:22,469 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:12:22,470 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:12:22,470 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:12:22,470 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:12:22,477 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:22" (1/1) ... [2018-10-27 05:12:22,497 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:22" (1/1) ... [2018-10-27 05:12:22,529 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:12:22,530 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:12:22,530 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:12:22,530 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:12:22,614 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:22" (1/1) ... [2018-10-27 05:12:22,614 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:22" (1/1) ... [2018-10-27 05:12:22,618 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:22" (1/1) ... [2018-10-27 05:12:22,619 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:22" (1/1) ... [2018-10-27 05:12:22,628 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:22" (1/1) ... [2018-10-27 05:12:22,631 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:22" (1/1) ... [2018-10-27 05:12:22,634 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:22" (1/1) ... [2018-10-27 05:12:22,650 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:12:22,650 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:12:22,650 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:12:22,651 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:12:22,652 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:22" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_99b7e034-7578-4ba6-a717-3b2dcaf8ed52/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 [2018-10-27 05:12:22,697 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-27 05:12:22,698 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-10-27 05:12:22,698 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:12:22,698 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:12:22,698 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:12:22,699 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:12:22,699 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-10-27 05:12:22,699 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-10-27 05:12:22,699 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-10-27 05:12:22,699 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-10-27 05:12:22,699 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-10-27 05:12:22,699 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-10-27 05:12:22,699 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:12:22,699 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:12:22,704 WARN L200 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-10-27 05:12:24,605 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:12:24,653 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:24,654 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:24,655 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException at de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:371) 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:12:24,658 INFO L168 Benchmark]: Toolchain (without parser) took 2840.02 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 174.6 MB). Free memory was 947.9 MB in the beginning and 1.1 GB in the end (delta: -130.5 MB). Peak memory consumption was 44.0 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:24,660 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 1.0 GB. Free memory is still 978.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:12:24,660 INFO L168 Benchmark]: CACSL2BoogieTranslator took 649.65 ms. Allocated memory is still 1.0 GB. Free memory was 947.9 MB in the beginning and 915.7 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:24,663 INFO L168 Benchmark]: Boogie Procedure Inliner took 59.88 ms. Allocated memory is still 1.0 GB. Free memory was 915.7 MB in the beginning and 910.3 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:24,664 INFO L168 Benchmark]: Boogie Preprocessor took 120.21 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 174.6 MB). Free memory was 910.3 MB in the beginning and 1.2 GB in the end (delta: -251.3 MB). Peak memory consumption was 18.4 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:24,664 INFO L168 Benchmark]: RCFGBuilder took 2007.01 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 83.1 MB). Peak memory consumption was 83.1 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:24,667 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 1.0 GB. Free memory is still 978.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 649.65 ms. Allocated memory is still 1.0 GB. Free memory was 947.9 MB in the beginning and 915.7 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 59.88 ms. Allocated memory is still 1.0 GB. Free memory was 915.7 MB in the beginning and 910.3 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 120.21 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 174.6 MB). Free memory was 910.3 MB in the beginning and 1.2 GB in the end (delta: -251.3 MB). Peak memory consumption was 18.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 2007.01 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 83.1 MB). Peak memory consumption was 83.1 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: null: de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...