./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-wmm/mix044_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_e53575c3-f7dc-461b-8092-e5e87cdaaa24/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_e53575c3-f7dc-461b-8092-e5e87cdaaa24/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_e53575c3-f7dc-461b-8092-e5e87cdaaa24/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_e53575c3-f7dc-461b-8092-e5e87cdaaa24/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix044_pso.oepc_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_e53575c3-f7dc-461b-8092-e5e87cdaaa24/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_e53575c3-f7dc-461b-8092-e5e87cdaaa24/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 a5d96bda8bc5656dc7d62854c137d107a5f0f181 ............................................................................................................................................................................................................ 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_e53575c3-f7dc-461b-8092-e5e87cdaaa24/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_e53575c3-f7dc-461b-8092-e5e87cdaaa24/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_e53575c3-f7dc-461b-8092-e5e87cdaaa24/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_e53575c3-f7dc-461b-8092-e5e87cdaaa24/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix044_pso.oepc_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_e53575c3-f7dc-461b-8092-e5e87cdaaa24/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_e53575c3-f7dc-461b-8092-e5e87cdaaa24/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 a5d96bda8bc5656dc7d62854c137d107a5f0f181 ........................................................................................................................................................................................................... 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 05:11:02,752 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:11:02,753 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:11:02,765 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:11:02,765 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:11:02,766 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:11:02,768 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:11:02,770 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:11:02,772 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:11:02,773 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:11:02,774 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:11:02,774 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:11:02,775 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:11:02,776 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:11:02,778 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:11:02,779 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:11:02,780 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:11:02,782 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:11:02,784 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:11:02,785 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:11:02,787 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:11:02,788 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:11:02,791 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:11:02,791 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:11:02,791 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:11:02,792 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:11:02,794 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:11:02,795 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:11:02,796 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:11:02,797 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:11:02,798 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:11:02,799 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:11:02,799 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:11:02,799 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:11:02,800 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:11:02,801 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:11:02,801 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_e53575c3-f7dc-461b-8092-e5e87cdaaa24/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-10-27 05:11:02,816 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:11:02,816 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:11:02,817 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:11:02,817 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:11:02,817 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:11:02,818 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:11:02,818 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-27 05:11:02,818 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:11:02,819 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-27 05:11:02,819 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-27 05:11:02,819 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:11:02,820 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:11:02,820 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:11:02,820 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-27 05:11:02,820 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:11:02,820 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:11:02,820 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:11:02,821 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:11:02,821 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:11:02,821 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:11:02,821 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:11:02,821 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:11:02,823 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:11:02,824 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:11:02,824 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:11:02,824 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:11:02,824 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:11:02,824 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:11:02,825 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:11:02,825 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:11:02,825 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-27 05:11:02,825 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:11:02,825 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-27 05:11:02,825 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-27 05:11:02,826 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_e53575c3-f7dc-461b-8092-e5e87cdaaa24/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 -> a5d96bda8bc5656dc7d62854c137d107a5f0f181 [2018-10-27 05:11:02,861 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:11:02,875 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:11:02,879 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:11:02,880 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:11:02,881 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:11:02,882 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_e53575c3-f7dc-461b-8092-e5e87cdaaa24/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/mix044_pso.oepc_false-unreach-call.i [2018-10-27 05:11:02,948 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e53575c3-f7dc-461b-8092-e5e87cdaaa24/bin-2019/utaipan/data/084da871b/7eb53bacd6e848e5be3515b236a177a3/FLAG2d8eeea81 [2018-10-27 05:11:03,455 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:11:03,456 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_e53575c3-f7dc-461b-8092-e5e87cdaaa24/sv-benchmarks/c/pthread-wmm/mix044_pso.oepc_false-unreach-call.i [2018-10-27 05:11:03,474 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e53575c3-f7dc-461b-8092-e5e87cdaaa24/bin-2019/utaipan/data/084da871b/7eb53bacd6e848e5be3515b236a177a3/FLAG2d8eeea81 [2018-10-27 05:11:03,489 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_e53575c3-f7dc-461b-8092-e5e87cdaaa24/bin-2019/utaipan/data/084da871b/7eb53bacd6e848e5be3515b236a177a3 [2018-10-27 05:11:03,493 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:11:03,495 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:11:03,496 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:11:03,496 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:11:03,501 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:11:03,502 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:11:03" (1/1) ... [2018-10-27 05:11:03,504 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7aa9d8e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:03, skipping insertion in model container [2018-10-27 05:11:03,504 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:11:03" (1/1) ... [2018-10-27 05:11:03,516 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:11:03,568 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:11:04,056 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:11:04,069 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:11:04,192 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:11:04,268 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:11:04,268 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:04 WrapperNode [2018-10-27 05:11:04,268 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:11:04,269 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:11:04,269 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:11:04,270 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:11:04,362 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:04" (1/1) ... [2018-10-27 05:11:04,385 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:04" (1/1) ... [2018-10-27 05:11:04,428 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:11:04,428 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:11:04,428 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:11:04,429 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:11:04,440 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:04" (1/1) ... [2018-10-27 05:11:04,440 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:04" (1/1) ... [2018-10-27 05:11:04,446 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:04" (1/1) ... [2018-10-27 05:11:04,447 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:04" (1/1) ... [2018-10-27 05:11:04,460 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:04" (1/1) ... [2018-10-27 05:11:04,464 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:04" (1/1) ... [2018-10-27 05:11:04,468 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:04" (1/1) ... [2018-10-27 05:11:04,474 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:11:04,475 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:11:04,475 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:11:04,475 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:11:04,477 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:04" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e53575c3-f7dc-461b-8092-e5e87cdaaa24/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 05:11:04,565 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-27 05:11:04,566 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-10-27 05:11:04,566 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:11:04,566 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:11:04,566 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:11:04,566 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:11:04,566 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-10-27 05:11:04,567 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-10-27 05:11:04,567 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-10-27 05:11:04,567 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-10-27 05:11:04,567 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-10-27 05:11:04,567 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-10-27 05:11:04,567 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2018-10-27 05:11:04,567 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2018-10-27 05:11:04,568 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:11:04,568 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:11:04,571 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 05:11:06,996 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:11:07,072 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:07,072 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:07,077 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:11:07,085 INFO L168 Benchmark]: Toolchain (without parser) took 3591.24 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 150.5 MB). Free memory was 957.0 MB in the beginning and 1.1 GB in the end (delta: -93.7 MB). Peak memory consumption was 56.8 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:07,089 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:11:07,090 INFO L168 Benchmark]: CACSL2BoogieTranslator took 772.73 ms. Allocated memory is still 1.0 GB. Free memory was 957.0 MB in the beginning and 919.4 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:07,090 INFO L168 Benchmark]: Boogie Procedure Inliner took 158.95 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 150.5 MB). Free memory was 919.4 MB in the beginning and 1.1 GB in the end (delta: -219.1 MB). Peak memory consumption was 17.2 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:07,091 INFO L168 Benchmark]: Boogie Preprocessor took 46.18 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:07,092 INFO L168 Benchmark]: RCFGBuilder took 2609.18 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 85.1 MB). Peak memory consumption was 85.1 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:07,098 INFO L336 ainManager$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 772.73 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 158.95 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 150.5 MB). Free memory was 919.4 MB in the beginning and 1.1 GB in the end (delta: -219.1 MB). Peak memory consumption was 17.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 46.18 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 2609.18 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: 85.1 MB). Peak memory consumption was 85.1 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... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-10-27 05:11:09,423 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:11:09,424 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:11:09,436 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:11:09,436 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:11:09,438 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:11:09,439 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:11:09,441 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:11:09,443 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:11:09,444 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:11:09,445 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:11:09,445 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:11:09,447 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:11:09,448 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:11:09,449 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:11:09,450 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:11:09,451 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:11:09,453 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:11:09,463 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:11:09,464 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:11:09,465 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:11:09,466 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:11:09,468 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:11:09,469 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:11:09,469 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:11:09,474 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:11:09,475 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:11:09,476 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:11:09,476 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:11:09,477 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:11:09,479 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:11:09,480 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:11:09,480 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:11:09,480 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:11:09,481 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:11:09,482 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:11:09,482 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_e53575c3-f7dc-461b-8092-e5e87cdaaa24/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-10-27 05:11:09,501 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:11:09,505 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:11:09,506 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:11:09,507 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:11:09,507 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:11:09,507 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:11:09,507 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:11:09,508 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:11:09,509 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:11:09,511 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:11:09,511 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:11:09,511 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:11:09,511 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:11:09,511 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:11:09,511 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:11:09,512 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-27 05:11:09,512 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-27 05:11:09,513 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:11:09,513 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:11:09,513 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:11:09,513 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:11:09,513 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:11:09,514 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:11:09,514 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:11:09,514 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:11:09,514 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:11:09,514 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:11:09,514 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:11:09,515 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-10-27 05:11:09,515 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:11:09,515 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-27 05:11:09,515 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-27 05:11:09,515 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_e53575c3-f7dc-461b-8092-e5e87cdaaa24/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 -> a5d96bda8bc5656dc7d62854c137d107a5f0f181 [2018-10-27 05:11:09,560 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:11:09,582 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:11:09,586 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:11:09,588 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:11:09,589 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:11:09,590 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_e53575c3-f7dc-461b-8092-e5e87cdaaa24/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/mix044_pso.oepc_false-unreach-call.i [2018-10-27 05:11:09,647 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e53575c3-f7dc-461b-8092-e5e87cdaaa24/bin-2019/utaipan/data/56662e490/88e3959dec4f4923b4214a48a15cf4c8/FLAG217a441f2 [2018-10-27 05:11:10,144 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:11:10,161 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_e53575c3-f7dc-461b-8092-e5e87cdaaa24/sv-benchmarks/c/pthread-wmm/mix044_pso.oepc_false-unreach-call.i [2018-10-27 05:11:10,178 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e53575c3-f7dc-461b-8092-e5e87cdaaa24/bin-2019/utaipan/data/56662e490/88e3959dec4f4923b4214a48a15cf4c8/FLAG217a441f2 [2018-10-27 05:11:10,193 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_e53575c3-f7dc-461b-8092-e5e87cdaaa24/bin-2019/utaipan/data/56662e490/88e3959dec4f4923b4214a48a15cf4c8 [2018-10-27 05:11:10,197 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:11:10,199 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:11:10,200 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:11:10,200 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:11:10,205 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:11:10,206 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:11:10" (1/1) ... [2018-10-27 05:11:10,209 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7968fe36 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:10, skipping insertion in model container [2018-10-27 05:11:10,210 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:11:10" (1/1) ... [2018-10-27 05:11:10,222 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:11:10,276 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:11:10,753 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:11:10,761 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:11:10,862 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:11:10,948 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:11:10,949 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:10 WrapperNode [2018-10-27 05:11:10,949 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:11:10,952 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:11:10,952 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:11:10,952 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:11:10,963 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:10" (1/1) ... [2018-10-27 05:11:10,997 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:10" (1/1) ... [2018-10-27 05:11:11,050 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:11:11,051 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:11:11,052 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:11:11,052 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:11:11,145 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:10" (1/1) ... [2018-10-27 05:11:11,145 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:10" (1/1) ... [2018-10-27 05:11:11,156 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:10" (1/1) ... [2018-10-27 05:11:11,160 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:10" (1/1) ... [2018-10-27 05:11:11,187 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:10" (1/1) ... [2018-10-27 05:11:11,192 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:10" (1/1) ... [2018-10-27 05:11:11,196 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:10" (1/1) ... [2018-10-27 05:11:11,202 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:11:11,202 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:11:11,202 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:11:11,203 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:11:11,203 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:10" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e53575c3-f7dc-461b-8092-e5e87cdaaa24/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 05:11:11,258 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-27 05:11:11,258 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-10-27 05:11:11,258 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:11:11,258 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:11:11,258 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:11:11,258 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:11:11,259 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-10-27 05:11:11,259 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-10-27 05:11:11,259 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-10-27 05:11:11,259 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-10-27 05:11:11,259 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-10-27 05:11:11,259 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-10-27 05:11:11,260 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2018-10-27 05:11:11,260 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2018-10-27 05:11:11,260 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:11:11,260 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:11:11,261 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 05:11:13,822 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:11:13,882 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:13,882 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:13,883 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:11:13,891 INFO L168 Benchmark]: Toolchain (without parser) took 3693.23 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 178.8 MB). Free memory was 946.5 MB in the beginning and 1.1 GB in the end (delta: -130.2 MB). Peak memory consumption was 48.6 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:13,893 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:11:13,893 INFO L168 Benchmark]: CACSL2BoogieTranslator took 751.60 ms. Allocated memory is still 1.0 GB. Free memory was 946.5 MB in the beginning and 914.3 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:13,894 INFO L168 Benchmark]: Boogie Procedure Inliner took 98.45 ms. Allocated memory is still 1.0 GB. Free memory was 914.3 MB in the beginning and 908.9 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:13,895 INFO L168 Benchmark]: Boogie Preprocessor took 151.33 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 178.8 MB). Free memory was 908.9 MB in the beginning and 1.2 GB in the end (delta: -255.4 MB). Peak memory consumption was 18.8 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:13,895 INFO L168 Benchmark]: RCFGBuilder took 2687.74 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 87.6 MB). Peak memory consumption was 87.6 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:13,899 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 751.60 ms. Allocated memory is still 1.0 GB. Free memory was 946.5 MB in the beginning and 914.3 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 98.45 ms. Allocated memory is still 1.0 GB. Free memory was 914.3 MB in the beginning and 908.9 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 151.33 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 178.8 MB). Free memory was 908.9 MB in the beginning and 1.2 GB in the end (delta: -255.4 MB). Peak memory consumption was 18.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 2687.74 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: 87.6 MB). Peak memory consumption was 87.6 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...