./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-wmm/mix024_rmo.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_91ecbfdf-7215-4882-8599-f555e740772b/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_91ecbfdf-7215-4882-8599-f555e740772b/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_91ecbfdf-7215-4882-8599-f555e740772b/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_91ecbfdf-7215-4882-8599-f555e740772b/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix024_rmo.oepc_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_91ecbfdf-7215-4882-8599-f555e740772b/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_91ecbfdf-7215-4882-8599-f555e740772b/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 aef057e51aabcef87273074af0c2dc8133733318 ........................................................................................................................................................................................................... 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_91ecbfdf-7215-4882-8599-f555e740772b/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_91ecbfdf-7215-4882-8599-f555e740772b/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_91ecbfdf-7215-4882-8599-f555e740772b/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_91ecbfdf-7215-4882-8599-f555e740772b/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix024_rmo.oepc_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_91ecbfdf-7215-4882-8599-f555e740772b/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_91ecbfdf-7215-4882-8599-f555e740772b/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 aef057e51aabcef87273074af0c2dc8133733318 .......................................................................................................................................................................................................... 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 05:11:50,487 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:11:50,488 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:11:50,497 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:11:50,497 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:11:50,498 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:11:50,499 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:11:50,500 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:11:50,501 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:11:50,502 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:11:50,503 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:11:50,503 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:11:50,504 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:11:50,504 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:11:50,505 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:11:50,506 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:11:50,507 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:11:50,508 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:11:50,510 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:11:50,511 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:11:50,512 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:11:50,513 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:11:50,515 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:11:50,515 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:11:50,516 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:11:50,516 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:11:50,517 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:11:50,518 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:11:50,519 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:11:50,520 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:11:50,520 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:11:50,521 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:11:50,521 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:11:50,521 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:11:50,522 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:11:50,523 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:11:50,523 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_91ecbfdf-7215-4882-8599-f555e740772b/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-10-27 05:11:50,534 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:11:50,535 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:11:50,535 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:11:50,535 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:11:50,536 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:11:50,536 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:11:50,536 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-27 05:11:50,536 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:11:50,536 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-27 05:11:50,537 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-27 05:11:50,537 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:11:50,537 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:11:50,538 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:11:50,538 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-27 05:11:50,538 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:11:50,539 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:11:50,540 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:11:50,540 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:11:50,540 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:11:50,540 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:11:50,540 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:11:50,540 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:11:50,541 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:11:50,541 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:11:50,541 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:11:50,541 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:11:50,541 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:11:50,541 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:11:50,541 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:11:50,542 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:11:50,542 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-27 05:11:50,542 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:11:50,542 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-27 05:11:50,542 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-27 05:11:50,542 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_91ecbfdf-7215-4882-8599-f555e740772b/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 -> aef057e51aabcef87273074af0c2dc8133733318 [2018-10-27 05:11:50,569 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:11:50,579 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:11:50,581 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:11:50,583 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:11:50,583 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:11:50,584 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_91ecbfdf-7215-4882-8599-f555e740772b/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/mix024_rmo.oepc_false-unreach-call.i [2018-10-27 05:11:50,626 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_91ecbfdf-7215-4882-8599-f555e740772b/bin-2019/utaipan/data/b88aded27/de9b049e34ee4ab998d7618352145203/FLAGafee497fd [2018-10-27 05:11:51,054 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:11:51,055 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_91ecbfdf-7215-4882-8599-f555e740772b/sv-benchmarks/c/pthread-wmm/mix024_rmo.oepc_false-unreach-call.i [2018-10-27 05:11:51,068 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_91ecbfdf-7215-4882-8599-f555e740772b/bin-2019/utaipan/data/b88aded27/de9b049e34ee4ab998d7618352145203/FLAGafee497fd [2018-10-27 05:11:51,079 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_91ecbfdf-7215-4882-8599-f555e740772b/bin-2019/utaipan/data/b88aded27/de9b049e34ee4ab998d7618352145203 [2018-10-27 05:11:51,082 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:11:51,083 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:11:51,084 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:11:51,084 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:11:51,088 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:11:51,088 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:11:51" (1/1) ... [2018-10-27 05:11:51,091 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b1d7a79 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:51, skipping insertion in model container [2018-10-27 05:11:51,091 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:11:51" (1/1) ... [2018-10-27 05:11:51,099 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:11:51,139 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:11:51,456 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:11:51,462 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:11:51,538 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:11:51,606 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:11:51,606 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:51 WrapperNode [2018-10-27 05:11:51,607 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:11:51,607 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:11:51,608 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:11:51,608 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:11:51,689 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:51" (1/1) ... [2018-10-27 05:11:51,707 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:51" (1/1) ... [2018-10-27 05:11:51,739 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:11:51,740 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:11:51,740 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:11:51,740 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:11:51,751 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:51" (1/1) ... [2018-10-27 05:11:51,752 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:51" (1/1) ... [2018-10-27 05:11:51,758 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:51" (1/1) ... [2018-10-27 05:11:51,758 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:51" (1/1) ... [2018-10-27 05:11:51,771 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:51" (1/1) ... [2018-10-27 05:11:51,775 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:51" (1/1) ... [2018-10-27 05:11:51,778 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:51" (1/1) ... [2018-10-27 05:11:51,782 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:11:51,783 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:11:51,783 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:11:51,783 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:11:51,784 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:51" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_91ecbfdf-7215-4882-8599-f555e740772b/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 05:11:51,852 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-27 05:11:51,853 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-10-27 05:11:51,853 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:11:51,853 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:11:51,853 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:11:51,853 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:11:51,853 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-10-27 05:11:51,853 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-10-27 05:11:51,854 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-10-27 05:11:51,854 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-10-27 05:11:51,854 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-10-27 05:11:51,854 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-10-27 05:11:51,855 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:11:51,856 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:11:51,857 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 05:11:53,767 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:11:53,816 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:53,819 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:53,820 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:11:53,827 INFO L168 Benchmark]: Toolchain (without parser) took 2745.01 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 173.5 MB). Free memory was 957.6 MB in the beginning and 1.1 GB in the end (delta: -125.5 MB). Peak memory consumption was 48.0 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:53,831 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:11:53,831 INFO L168 Benchmark]: CACSL2BoogieTranslator took 522.85 ms. Allocated memory is still 1.0 GB. Free memory was 957.6 MB in the beginning and 920.1 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:53,832 INFO L168 Benchmark]: Boogie Procedure Inliner took 131.91 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 173.5 MB). Free memory was 920.1 MB in the beginning and 1.2 GB in the end (delta: -246.7 MB). Peak memory consumption was 17.0 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:53,832 INFO L168 Benchmark]: Boogie Preprocessor took 42.64 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:53,836 INFO L168 Benchmark]: RCFGBuilder took 2044.34 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 76.7 MB). Peak memory consumption was 76.7 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:53,839 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 522.85 ms. Allocated memory is still 1.0 GB. Free memory was 957.6 MB in the beginning and 920.1 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 131.91 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 173.5 MB). Free memory was 920.1 MB in the beginning and 1.2 GB in the end (delta: -246.7 MB). Peak memory consumption was 17.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 42.64 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. * RCFGBuilder took 2044.34 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: 76.7 MB). Peak memory consumption was 76.7 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 05:11:55,922 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:11:55,929 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:11:55,941 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:11:55,943 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:11:55,944 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:11:55,947 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:11:55,949 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:11:55,952 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:11:55,955 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:11:55,958 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:11:55,958 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:11:55,959 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:11:55,960 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:11:55,961 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:11:55,962 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:11:55,965 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:11:55,968 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:11:55,978 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:11:55,980 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:11:55,984 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:11:55,985 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:11:55,987 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:11:55,988 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:11:55,988 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:11:55,989 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:11:55,989 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:11:55,990 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:11:55,991 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:11:55,992 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:11:55,992 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:11:55,992 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:11:55,992 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:11:55,993 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:11:55,993 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:11:55,994 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:11:55,997 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_91ecbfdf-7215-4882-8599-f555e740772b/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-10-27 05:11:56,016 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:11:56,019 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:11:56,022 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:11:56,023 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:11:56,023 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:11:56,023 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:11:56,024 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:11:56,024 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:11:56,025 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:11:56,025 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:11:56,025 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:11:56,025 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:11:56,025 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:11:56,025 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:11:56,025 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:11:56,026 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-27 05:11:56,026 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-27 05:11:56,026 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:11:56,028 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:11:56,029 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:11:56,029 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:11:56,030 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:11:56,030 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:11:56,030 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:11:56,030 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:11:56,030 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:11:56,030 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:11:56,031 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:11:56,031 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-10-27 05:11:56,031 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:11:56,031 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-27 05:11:56,031 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-27 05:11:56,032 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_91ecbfdf-7215-4882-8599-f555e740772b/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 -> aef057e51aabcef87273074af0c2dc8133733318 [2018-10-27 05:11:56,083 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:11:56,094 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:11:56,101 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:11:56,103 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:11:56,104 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:11:56,105 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_91ecbfdf-7215-4882-8599-f555e740772b/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/mix024_rmo.oepc_false-unreach-call.i [2018-10-27 05:11:56,166 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_91ecbfdf-7215-4882-8599-f555e740772b/bin-2019/utaipan/data/87292e82c/56b075d86e6d462e8d3ecc77238d79fa/FLAG67b6bd18f [2018-10-27 05:11:56,716 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:11:56,717 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_91ecbfdf-7215-4882-8599-f555e740772b/sv-benchmarks/c/pthread-wmm/mix024_rmo.oepc_false-unreach-call.i [2018-10-27 05:11:56,731 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_91ecbfdf-7215-4882-8599-f555e740772b/bin-2019/utaipan/data/87292e82c/56b075d86e6d462e8d3ecc77238d79fa/FLAG67b6bd18f [2018-10-27 05:11:56,745 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_91ecbfdf-7215-4882-8599-f555e740772b/bin-2019/utaipan/data/87292e82c/56b075d86e6d462e8d3ecc77238d79fa [2018-10-27 05:11:56,749 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:11:56,751 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:11:56,752 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:11:56,752 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:11:56,756 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:11:56,757 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:11:56" (1/1) ... [2018-10-27 05:11:56,760 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a9e77f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:56, skipping insertion in model container [2018-10-27 05:11:56,761 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:11:56" (1/1) ... [2018-10-27 05:11:56,771 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:11:56,841 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:11:57,276 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:11:57,296 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:11:57,389 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:11:57,467 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:11:57,468 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:57 WrapperNode [2018-10-27 05:11:57,469 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:11:57,470 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:11:57,470 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:11:57,470 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:11:57,479 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:57" (1/1) ... [2018-10-27 05:11:57,500 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:57" (1/1) ... [2018-10-27 05:11:57,529 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:11:57,529 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:11:57,530 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:11:57,530 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:11:57,614 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:57" (1/1) ... [2018-10-27 05:11:57,615 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:57" (1/1) ... [2018-10-27 05:11:57,620 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:57" (1/1) ... [2018-10-27 05:11:57,620 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:57" (1/1) ... [2018-10-27 05:11:57,629 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:57" (1/1) ... [2018-10-27 05:11:57,632 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:57" (1/1) ... [2018-10-27 05:11:57,638 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:57" (1/1) ... [2018-10-27 05:11:57,643 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:11:57,643 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:11:57,643 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:11:57,644 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:11:57,644 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:57" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_91ecbfdf-7215-4882-8599-f555e740772b/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 05:11:57,692 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-27 05:11:57,692 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-10-27 05:11:57,692 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:11:57,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:11:57,693 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:11:57,693 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:11:57,693 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-10-27 05:11:57,693 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-10-27 05:11:57,693 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-10-27 05:11:57,693 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-10-27 05:11:57,693 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-10-27 05:11:57,694 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-10-27 05:11:57,694 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:11:57,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:11:57,695 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 05:11:59,513 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:11:59,556 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:59,556 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:59,557 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:11:59,560 INFO L168 Benchmark]: Toolchain (without parser) took 2809.84 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 174.1 MB). Free memory was 953.2 MB in the beginning and 1.1 GB in the end (delta: -125.6 MB). Peak memory consumption was 48.5 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:59,561 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:11:59,561 INFO L168 Benchmark]: CACSL2BoogieTranslator took 717.22 ms. Allocated memory is still 1.0 GB. Free memory was 947.9 MB in the beginning and 910.3 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:59,562 INFO L168 Benchmark]: Boogie Procedure Inliner took 59.59 ms. Allocated memory is still 1.0 GB. Free memory was 910.3 MB in the beginning and 904.9 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:59,562 INFO L168 Benchmark]: Boogie Preprocessor took 113.59 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 174.1 MB). Free memory was 904.9 MB in the beginning and 1.2 GB in the end (delta: -249.8 MB). Peak memory consumption was 18.5 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:59,563 INFO L168 Benchmark]: RCFGBuilder took 1915.75 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 75.9 MB). Peak memory consumption was 75.9 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:59,566 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 717.22 ms. Allocated memory is still 1.0 GB. Free memory was 947.9 MB in the beginning and 910.3 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 59.59 ms. Allocated memory is still 1.0 GB. Free memory was 910.3 MB in the beginning and 904.9 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 113.59 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 174.1 MB). Free memory was 904.9 MB in the beginning and 1.2 GB in the end (delta: -249.8 MB). Peak memory consumption was 18.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1915.75 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: 75.9 MB). Peak memory consumption was 75.9 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...