./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-wmm/mix028_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_904725c0-cc1a-4781-a65f-10c7687dccc8/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_904725c0-cc1a-4781-a65f-10c7687dccc8/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_904725c0-cc1a-4781-a65f-10c7687dccc8/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_904725c0-cc1a-4781-a65f-10c7687dccc8/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix028_pso.oepc_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_904725c0-cc1a-4781-a65f-10c7687dccc8/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_904725c0-cc1a-4781-a65f-10c7687dccc8/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 f1f63f910531fed723f6158a45461142f213dafc ............................................................................................................................................................................................... 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_904725c0-cc1a-4781-a65f-10c7687dccc8/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_904725c0-cc1a-4781-a65f-10c7687dccc8/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_904725c0-cc1a-4781-a65f-10c7687dccc8/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_904725c0-cc1a-4781-a65f-10c7687dccc8/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix028_pso.oepc_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_904725c0-cc1a-4781-a65f-10c7687dccc8/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_904725c0-cc1a-4781-a65f-10c7687dccc8/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 f1f63f910531fed723f6158a45461142f213dafc ............................................................................................................................................................................................................... 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 05:11:52,908 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:11:52,909 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:11:52,918 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:11:52,918 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:11:52,919 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:11:52,920 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:11:52,922 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:11:52,923 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:11:52,924 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:11:52,924 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:11:52,924 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:11:52,926 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:11:52,926 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:11:52,927 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:11:52,928 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:11:52,929 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:11:52,930 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:11:52,932 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:11:52,933 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:11:52,934 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:11:52,935 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:11:52,937 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:11:52,938 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:11:52,938 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:11:52,938 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:11:52,939 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:11:52,940 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:11:52,940 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:11:52,942 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:11:52,942 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:11:52,943 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:11:52,943 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:11:52,943 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:11:52,944 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:11:52,945 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:11:52,946 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_904725c0-cc1a-4781-a65f-10c7687dccc8/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-10-27 05:11:52,957 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:11:52,957 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:11:52,958 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:11:52,958 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:11:52,958 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:11:52,958 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:11:52,958 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-27 05:11:52,958 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:11:52,958 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-27 05:11:52,959 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-27 05:11:52,959 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:11:52,959 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:11:52,959 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:11:52,960 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-27 05:11:52,960 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:11:52,960 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:11:52,960 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:11:52,960 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:11:52,960 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:11:52,960 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:11:52,961 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:11:52,961 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:11:52,963 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:11:52,963 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:11:52,963 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:11:52,963 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:11:52,963 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:11:52,964 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:11:52,964 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:11:52,964 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:11:52,964 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-27 05:11:52,964 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:11:52,964 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-27 05:11:52,964 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-27 05:11:52,965 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_904725c0-cc1a-4781-a65f-10c7687dccc8/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 -> f1f63f910531fed723f6158a45461142f213dafc [2018-10-27 05:11:52,991 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:11:53,004 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:11:53,006 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:11:53,007 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:11:53,008 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:11:53,008 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_904725c0-cc1a-4781-a65f-10c7687dccc8/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/mix028_pso.oepc_false-unreach-call.i [2018-10-27 05:11:53,064 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_904725c0-cc1a-4781-a65f-10c7687dccc8/bin-2019/utaipan/data/d0b23c099/d09050fa1b93439d8e79117410c8af8f/FLAG195a173f9 [2018-10-27 05:11:53,503 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:11:53,503 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_904725c0-cc1a-4781-a65f-10c7687dccc8/sv-benchmarks/c/pthread-wmm/mix028_pso.oepc_false-unreach-call.i [2018-10-27 05:11:53,513 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_904725c0-cc1a-4781-a65f-10c7687dccc8/bin-2019/utaipan/data/d0b23c099/d09050fa1b93439d8e79117410c8af8f/FLAG195a173f9 [2018-10-27 05:11:53,526 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_904725c0-cc1a-4781-a65f-10c7687dccc8/bin-2019/utaipan/data/d0b23c099/d09050fa1b93439d8e79117410c8af8f [2018-10-27 05:11:53,529 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:11:53,530 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:11:53,531 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:11:53,531 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:11:53,534 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:11:53,535 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:11:53" (1/1) ... [2018-10-27 05:11:53,537 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1fe29e6c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:53, skipping insertion in model container [2018-10-27 05:11:53,537 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:11:53" (1/1) ... [2018-10-27 05:11:53,545 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:11:53,582 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:11:53,867 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:11:53,872 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:11:53,960 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:11:54,021 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:11:54,021 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:54 WrapperNode [2018-10-27 05:11:54,021 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:11:54,022 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:11:54,022 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:11:54,022 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:11:54,103 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:54" (1/1) ... [2018-10-27 05:11:54,121 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:54" (1/1) ... [2018-10-27 05:11:54,151 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:11:54,151 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:11:54,151 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:11:54,151 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:11:54,158 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:54" (1/1) ... [2018-10-27 05:11:54,158 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:54" (1/1) ... [2018-10-27 05:11:54,162 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:54" (1/1) ... [2018-10-27 05:11:54,162 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:54" (1/1) ... [2018-10-27 05:11:54,173 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:54" (1/1) ... [2018-10-27 05:11:54,176 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:54" (1/1) ... [2018-10-27 05:11:54,179 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:54" (1/1) ... [2018-10-27 05:11:54,183 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:11:54,183 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:11:54,183 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:11:54,184 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:11:54,184 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:54" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_904725c0-cc1a-4781-a65f-10c7687dccc8/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 05:11:54,245 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-27 05:11:54,245 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-10-27 05:11:54,245 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:11:54,245 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:11:54,245 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:11:54,245 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:11:54,245 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-10-27 05:11:54,246 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-10-27 05:11:54,246 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-10-27 05:11:54,246 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-10-27 05:11:54,246 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-10-27 05:11:54,246 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-10-27 05:11:54,246 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:11:54,246 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:11:54,247 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 05:11:55,891 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:11:55,925 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:55,926 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:55,927 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:11:55,931 INFO L168 Benchmark]: Toolchain (without parser) took 2401.76 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 162.0 MB). Free memory was 957.0 MB in the beginning and 1.1 GB in the end (delta: -121.3 MB). Peak memory consumption was 40.8 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:55,932 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:11:55,933 INFO L168 Benchmark]: CACSL2BoogieTranslator took 490.88 ms. Allocated memory is still 1.0 GB. Free memory was 957.0 MB in the beginning and 919.4 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:55,933 INFO L168 Benchmark]: Boogie Procedure Inliner took 128.84 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 162.0 MB). Free memory was 919.4 MB in the beginning and 1.2 GB in the end (delta: -236.1 MB). Peak memory consumption was 16.9 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:55,934 INFO L168 Benchmark]: Boogie Preprocessor took 32.21 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:11:55,934 INFO L168 Benchmark]: RCFGBuilder took 1746.99 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 74.6 MB). Peak memory consumption was 74.6 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:55,938 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 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 490.88 ms. Allocated memory is still 1.0 GB. Free memory was 957.0 MB in the beginning and 919.4 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 128.84 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 162.0 MB). Free memory was 919.4 MB in the beginning and 1.2 GB in the end (delta: -236.1 MB). Peak memory consumption was 16.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 32.21 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 1746.99 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: 74.6 MB). Peak memory consumption was 74.6 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 05:11:57,735 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:11:57,736 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:11:57,748 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:11:57,749 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:11:57,749 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:11:57,750 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:11:57,751 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:11:57,753 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:11:57,753 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:11:57,754 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:11:57,754 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:11:57,755 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:11:57,755 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:11:57,756 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:11:57,757 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:11:57,757 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:11:57,761 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:11:57,762 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:11:57,763 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:11:57,764 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:11:57,765 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:11:57,766 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:11:57,767 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:11:57,767 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:11:57,767 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:11:57,768 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:11:57,769 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:11:57,771 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:11:57,772 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:11:57,772 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:11:57,773 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:11:57,773 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:11:57,773 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:11:57,774 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:11:57,774 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:11:57,774 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_904725c0-cc1a-4781-a65f-10c7687dccc8/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-10-27 05:11:57,785 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:11:57,785 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:11:57,786 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:11:57,786 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:11:57,787 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:11:57,787 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:11:57,787 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:11:57,787 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:11:57,788 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:11:57,788 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:11:57,788 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:11:57,788 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:11:57,788 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:11:57,788 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:11:57,789 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:11:57,789 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-27 05:11:57,789 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-27 05:11:57,789 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:11:57,789 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:11:57,789 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:11:57,789 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:11:57,790 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:11:57,790 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:11:57,790 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:11:57,790 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:11:57,790 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:11:57,790 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:11:57,790 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:11:57,790 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-10-27 05:11:57,791 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:11:57,791 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-27 05:11:57,791 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-27 05:11:57,791 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_904725c0-cc1a-4781-a65f-10c7687dccc8/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 -> f1f63f910531fed723f6158a45461142f213dafc [2018-10-27 05:11:57,831 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:11:57,839 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:11:57,842 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:11:57,843 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:11:57,843 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:11:57,844 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_904725c0-cc1a-4781-a65f-10c7687dccc8/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/mix028_pso.oepc_false-unreach-call.i [2018-10-27 05:11:57,904 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_904725c0-cc1a-4781-a65f-10c7687dccc8/bin-2019/utaipan/data/08cce7d1e/74614c299db742dab9e9d725b75c7e05/FLAG9167a130c [2018-10-27 05:11:58,327 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:11:58,327 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_904725c0-cc1a-4781-a65f-10c7687dccc8/sv-benchmarks/c/pthread-wmm/mix028_pso.oepc_false-unreach-call.i [2018-10-27 05:11:58,340 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_904725c0-cc1a-4781-a65f-10c7687dccc8/bin-2019/utaipan/data/08cce7d1e/74614c299db742dab9e9d725b75c7e05/FLAG9167a130c [2018-10-27 05:11:58,360 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_904725c0-cc1a-4781-a65f-10c7687dccc8/bin-2019/utaipan/data/08cce7d1e/74614c299db742dab9e9d725b75c7e05 [2018-10-27 05:11:58,362 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:11:58,363 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:11:58,364 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:11:58,364 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:11:58,371 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:11:58,372 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:11:58" (1/1) ... [2018-10-27 05:11:58,374 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@66779295 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:58, skipping insertion in model container [2018-10-27 05:11:58,374 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:11:58" (1/1) ... [2018-10-27 05:11:58,382 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:11:58,430 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:11:58,798 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:11:58,804 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:11:58,889 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:11:58,946 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:11:58,946 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:58 WrapperNode [2018-10-27 05:11:58,946 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:11:58,947 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:11:58,947 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:11:58,947 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:11:58,955 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:58" (1/1) ... [2018-10-27 05:11:58,975 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:58" (1/1) ... [2018-10-27 05:11:59,008 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:11:59,008 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:11:59,008 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:11:59,009 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:11:59,089 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:58" (1/1) ... [2018-10-27 05:11:59,089 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:58" (1/1) ... [2018-10-27 05:11:59,094 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:58" (1/1) ... [2018-10-27 05:11:59,094 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:58" (1/1) ... [2018-10-27 05:11:59,103 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:58" (1/1) ... [2018-10-27 05:11:59,109 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:58" (1/1) ... [2018-10-27 05:11:59,113 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:58" (1/1) ... [2018-10-27 05:11:59,117 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:11:59,117 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:11:59,117 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:11:59,117 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:11:59,118 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:58" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_904725c0-cc1a-4781-a65f-10c7687dccc8/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 05:11:59,180 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-27 05:11:59,181 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-10-27 05:11:59,181 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:11:59,181 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:11:59,181 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:11:59,181 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:11:59,181 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-10-27 05:11:59,182 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-10-27 05:11:59,182 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-10-27 05:11:59,182 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-10-27 05:11:59,182 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-10-27 05:11:59,182 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-10-27 05:11:59,182 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:11:59,182 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:11:59,183 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 05:12:00,707 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:12:00,752 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:00,755 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:00,756 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:12:00,759 INFO L168 Benchmark]: Toolchain (without parser) took 2396.04 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 116.4 MB). Free memory was 949.2 MB in the beginning and 1.0 GB in the end (delta: -78.1 MB). Peak memory consumption was 38.3 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:00,760 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 978.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:12:00,760 INFO L168 Benchmark]: CACSL2BoogieTranslator took 582.99 ms. Allocated memory is still 1.0 GB. Free memory was 949.2 MB in the beginning and 915.7 MB in the end (delta: 33.6 MB). Peak memory consumption was 33.6 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:00,763 INFO L168 Benchmark]: Boogie Procedure Inliner took 61.03 ms. Allocated memory is still 1.0 GB. Free memory was 915.7 MB in the beginning and 910.3 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:00,764 INFO L168 Benchmark]: Boogie Preprocessor took 108.55 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 116.4 MB). Free memory was 910.3 MB in the beginning and 1.1 GB in the end (delta: -192.1 MB). Peak memory consumption was 18.5 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:00,764 INFO L168 Benchmark]: RCFGBuilder took 1640.86 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 75.1 MB). Peak memory consumption was 75.1 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:00,767 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 978.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 582.99 ms. Allocated memory is still 1.0 GB. Free memory was 949.2 MB in the beginning and 915.7 MB in the end (delta: 33.6 MB). Peak memory consumption was 33.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 61.03 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 108.55 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 116.4 MB). Free memory was 910.3 MB in the beginning and 1.1 GB in the end (delta: -192.1 MB). Peak memory consumption was 18.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1640.86 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 75.1 MB). Peak memory consumption was 75.1 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...