./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-wmm/mix002_rmo.opt_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_e07c6946-02a0-47c8-bbb6-0ec9a292a2b3/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_e07c6946-02a0-47c8-bbb6-0ec9a292a2b3/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_e07c6946-02a0-47c8-bbb6-0ec9a292a2b3/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_e07c6946-02a0-47c8-bbb6-0ec9a292a2b3/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix002_rmo.opt_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_e07c6946-02a0-47c8-bbb6-0ec9a292a2b3/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_e07c6946-02a0-47c8-bbb6-0ec9a292a2b3/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 f6408090d879aaad1b69ebbc70b7deb9d628b08e .......................................................................................................................................................................................................................... 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_e07c6946-02a0-47c8-bbb6-0ec9a292a2b3/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_e07c6946-02a0-47c8-bbb6-0ec9a292a2b3/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_e07c6946-02a0-47c8-bbb6-0ec9a292a2b3/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_e07c6946-02a0-47c8-bbb6-0ec9a292a2b3/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix002_rmo.opt_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_e07c6946-02a0-47c8-bbb6-0ec9a292a2b3/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_e07c6946-02a0-47c8-bbb6-0ec9a292a2b3/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 f6408090d879aaad1b69ebbc70b7deb9d628b08e ..................................................................................................................................................................................................... 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 05:09:12,466 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:09:12,468 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:09:12,476 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:09:12,477 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:09:12,477 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:09:12,478 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:09:12,480 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:09:12,481 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:09:12,482 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:09:12,483 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:09:12,483 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:09:12,484 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:09:12,484 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:09:12,485 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:09:12,486 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:09:12,486 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:09:12,489 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:09:12,490 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:09:12,491 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:09:12,492 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:09:12,493 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:09:12,495 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:09:12,495 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:09:12,496 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:09:12,496 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:09:12,497 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:09:12,498 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:09:12,498 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:09:12,500 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:09:12,500 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:09:12,501 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:09:12,501 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:09:12,501 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:09:12,502 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:09:12,502 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:09:12,503 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_e07c6946-02a0-47c8-bbb6-0ec9a292a2b3/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-10-27 05:09:12,523 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:09:12,523 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:09:12,524 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:09:12,524 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:09:12,524 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:09:12,524 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:09:12,524 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-27 05:09:12,524 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:09:12,524 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-27 05:09:12,525 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-27 05:09:12,525 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:09:12,525 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:09:12,525 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:09:12,526 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-27 05:09:12,526 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:09:12,526 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:09:12,526 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:09:12,526 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:09:12,526 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:09:12,526 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:09:12,526 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:09:12,527 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:09:12,527 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:09:12,527 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:09:12,529 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:09:12,529 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:09:12,529 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:09:12,530 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:09:12,530 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:09:12,530 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:09:12,530 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-27 05:09:12,530 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:09:12,530 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-27 05:09:12,530 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-27 05:09:12,531 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_e07c6946-02a0-47c8-bbb6-0ec9a292a2b3/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 -> f6408090d879aaad1b69ebbc70b7deb9d628b08e [2018-10-27 05:09:12,571 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:09:12,580 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:09:12,582 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:09:12,585 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:09:12,586 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:09:12,587 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_e07c6946-02a0-47c8-bbb6-0ec9a292a2b3/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/mix002_rmo.opt_false-unreach-call.i [2018-10-27 05:09:12,632 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e07c6946-02a0-47c8-bbb6-0ec9a292a2b3/bin-2019/utaipan/data/2afe4697e/58d84b3f49e4445a89cbdbc7416bc00e/FLAG687f41927 [2018-10-27 05:09:13,051 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:09:13,051 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_e07c6946-02a0-47c8-bbb6-0ec9a292a2b3/sv-benchmarks/c/pthread-wmm/mix002_rmo.opt_false-unreach-call.i [2018-10-27 05:09:13,066 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e07c6946-02a0-47c8-bbb6-0ec9a292a2b3/bin-2019/utaipan/data/2afe4697e/58d84b3f49e4445a89cbdbc7416bc00e/FLAG687f41927 [2018-10-27 05:09:13,082 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_e07c6946-02a0-47c8-bbb6-0ec9a292a2b3/bin-2019/utaipan/data/2afe4697e/58d84b3f49e4445a89cbdbc7416bc00e [2018-10-27 05:09:13,085 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:09:13,086 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:09:13,087 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:09:13,087 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:09:13,091 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:09:13,091 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:09:13" (1/1) ... [2018-10-27 05:09:13,094 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3eb7788a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:13, skipping insertion in model container [2018-10-27 05:09:13,097 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:09:13" (1/1) ... [2018-10-27 05:09:13,105 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:09:13,146 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:09:13,451 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:09:13,463 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:09:13,557 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:09:13,626 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:09:13,626 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:13 WrapperNode [2018-10-27 05:09:13,626 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:09:13,627 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:09:13,627 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:09:13,627 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:09:13,635 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:13" (1/1) ... [2018-10-27 05:09:13,717 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:13" (1/1) ... [2018-10-27 05:09:13,769 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:09:13,776 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:09:13,776 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:09:13,776 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:09:13,784 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:13" (1/1) ... [2018-10-27 05:09:13,784 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:13" (1/1) ... [2018-10-27 05:09:13,788 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:13" (1/1) ... [2018-10-27 05:09:13,797 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:13" (1/1) ... [2018-10-27 05:09:13,816 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:13" (1/1) ... [2018-10-27 05:09:13,819 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:13" (1/1) ... [2018-10-27 05:09:13,821 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:13" (1/1) ... [2018-10-27 05:09:13,832 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:09:13,833 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:09:13,833 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:09:13,833 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:09:13,834 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:13" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e07c6946-02a0-47c8-bbb6-0ec9a292a2b3/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 05:09:13,876 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-27 05:09:13,876 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-10-27 05:09:13,876 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:09:13,877 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:09:13,877 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:09:13,877 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:09:13,877 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-10-27 05:09:13,877 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-10-27 05:09:13,877 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-10-27 05:09:13,877 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-10-27 05:09:13,877 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-10-27 05:09:13,878 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-10-27 05:09:13,878 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:09:13,878 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:09:13,879 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 05:09:15,433 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:09:15,470 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:09:15,470 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:09:15,470 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:09:15,470 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:09:15,472 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:09:15,472 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:09:15,474 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:09:15,474 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:09:15,477 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:09:15,477 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:09:15,478 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:09:15,482 INFO L168 Benchmark]: Toolchain (without parser) took 2396.99 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 153.1 MB). Free memory was 958.0 MB in the beginning and 1.1 GB in the end (delta: -95.2 MB). Peak memory consumption was 57.9 MB. Max. memory is 11.5 GB. [2018-10-27 05:09:15,484 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:09:15,484 INFO L168 Benchmark]: CACSL2BoogieTranslator took 539.72 ms. Allocated memory is still 1.0 GB. Free memory was 958.0 MB in the beginning and 920.5 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2018-10-27 05:09:15,485 INFO L168 Benchmark]: Boogie Procedure Inliner took 148.31 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 153.1 MB). Free memory was 920.5 MB in the beginning and 1.1 GB in the end (delta: -226.0 MB). Peak memory consumption was 17.2 MB. Max. memory is 11.5 GB. [2018-10-27 05:09:15,485 INFO L168 Benchmark]: Boogie Preprocessor took 56.89 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-10-27 05:09:15,486 INFO L168 Benchmark]: RCFGBuilder took 1648.75 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 90.5 MB). Peak memory consumption was 90.5 MB. Max. memory is 11.5 GB. [2018-10-27 05:09:15,491 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 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 539.72 ms. Allocated memory is still 1.0 GB. Free memory was 958.0 MB in the beginning and 920.5 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 148.31 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 153.1 MB). Free memory was 920.5 MB in the beginning and 1.1 GB in the end (delta: -226.0 MB). Peak memory consumption was 17.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 56.89 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 1648.75 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: 90.5 MB). Peak memory consumption was 90.5 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 05:09:17,224 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:09:17,226 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:09:17,235 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:09:17,235 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:09:17,236 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:09:17,237 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:09:17,238 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:09:17,240 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:09:17,240 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:09:17,241 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:09:17,241 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:09:17,242 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:09:17,243 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:09:17,244 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:09:17,245 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:09:17,245 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:09:17,246 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:09:17,248 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:09:17,249 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:09:17,250 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:09:17,251 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:09:17,253 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:09:17,253 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:09:17,253 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:09:17,254 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:09:17,255 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:09:17,256 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:09:17,256 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:09:17,257 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:09:17,257 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:09:17,258 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:09:17,258 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:09:17,258 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:09:17,260 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:09:17,260 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:09:17,260 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_e07c6946-02a0-47c8-bbb6-0ec9a292a2b3/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-10-27 05:09:17,271 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:09:17,272 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:09:17,272 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:09:17,272 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:09:17,273 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:09:17,273 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:09:17,273 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:09:17,273 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:09:17,274 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:09:17,274 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:09:17,274 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:09:17,274 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:09:17,274 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:09:17,274 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:09:17,274 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:09:17,275 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-27 05:09:17,275 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-27 05:09:17,280 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:09:17,280 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:09:17,280 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:09:17,280 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:09:17,280 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:09:17,280 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:09:17,281 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:09:17,281 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:09:17,281 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:09:17,281 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:09:17,281 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:09:17,281 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-10-27 05:09:17,282 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:09:17,282 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-27 05:09:17,282 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-27 05:09:17,282 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_e07c6946-02a0-47c8-bbb6-0ec9a292a2b3/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 -> f6408090d879aaad1b69ebbc70b7deb9d628b08e [2018-10-27 05:09:17,319 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:09:17,332 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:09:17,335 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:09:17,337 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:09:17,338 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:09:17,338 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_e07c6946-02a0-47c8-bbb6-0ec9a292a2b3/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/mix002_rmo.opt_false-unreach-call.i [2018-10-27 05:09:17,391 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e07c6946-02a0-47c8-bbb6-0ec9a292a2b3/bin-2019/utaipan/data/de7fadcbb/c53311e51ae049a6b2c7a20638c2e0c2/FLAG5d3bfcd56 [2018-10-27 05:09:17,806 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:09:17,806 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_e07c6946-02a0-47c8-bbb6-0ec9a292a2b3/sv-benchmarks/c/pthread-wmm/mix002_rmo.opt_false-unreach-call.i [2018-10-27 05:09:17,819 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e07c6946-02a0-47c8-bbb6-0ec9a292a2b3/bin-2019/utaipan/data/de7fadcbb/c53311e51ae049a6b2c7a20638c2e0c2/FLAG5d3bfcd56 [2018-10-27 05:09:17,831 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_e07c6946-02a0-47c8-bbb6-0ec9a292a2b3/bin-2019/utaipan/data/de7fadcbb/c53311e51ae049a6b2c7a20638c2e0c2 [2018-10-27 05:09:17,834 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:09:17,836 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:09:17,837 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:09:17,837 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:09:17,840 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:09:17,841 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:09:17" (1/1) ... [2018-10-27 05:09:17,843 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@66779295 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:17, skipping insertion in model container [2018-10-27 05:09:17,843 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:09:17" (1/1) ... [2018-10-27 05:09:17,852 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:09:17,893 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:09:18,214 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:09:18,222 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:09:18,315 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:09:18,397 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:09:18,398 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:18 WrapperNode [2018-10-27 05:09:18,398 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:09:18,399 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:09:18,399 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:09:18,399 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:09:18,407 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:18" (1/1) ... [2018-10-27 05:09:18,424 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:18" (1/1) ... [2018-10-27 05:09:18,463 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:09:18,467 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:09:18,467 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:09:18,467 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:09:18,475 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:18" (1/1) ... [2018-10-27 05:09:18,476 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:18" (1/1) ... [2018-10-27 05:09:18,481 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:18" (1/1) ... [2018-10-27 05:09:18,493 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:18" (1/1) ... [2018-10-27 05:09:18,507 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:18" (1/1) ... [2018-10-27 05:09:18,519 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:18" (1/1) ... [2018-10-27 05:09:18,521 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:18" (1/1) ... [2018-10-27 05:09:18,614 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:09:18,615 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:09:18,615 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:09:18,615 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:09:18,616 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:09:18" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e07c6946-02a0-47c8-bbb6-0ec9a292a2b3/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 05:09:18,676 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-27 05:09:18,678 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-10-27 05:09:18,678 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:09:18,678 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:09:18,678 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:09:18,679 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:09:18,679 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-10-27 05:09:18,679 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-10-27 05:09:18,679 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-10-27 05:09:18,680 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-10-27 05:09:18,680 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-10-27 05:09:18,682 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-10-27 05:09:18,682 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:09:18,682 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:09:18,683 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 05:09:20,694 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:09:20,733 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:09:20,733 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:09:20,733 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:09:20,734 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:09:20,735 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:09:20,735 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:09:20,738 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:09:20,738 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:09:20,740 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:09:20,740 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:09:20,741 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:09:20,749 INFO L168 Benchmark]: Toolchain (without parser) took 2914.23 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 167.8 MB). Free memory was 949.2 MB in the beginning and 1.1 GB in the end (delta: -110.6 MB). Peak memory consumption was 57.2 MB. Max. memory is 11.5 GB. [2018-10-27 05:09:20,751 INFO L168 Benchmark]: CDTParser took 0.39 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:09:20,752 INFO L168 Benchmark]: CACSL2BoogieTranslator took 562.09 ms. Allocated memory is still 1.0 GB. Free memory was 949.2 MB in the beginning and 911.6 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2018-10-27 05:09:20,753 INFO L168 Benchmark]: Boogie Procedure Inliner took 67.88 ms. Allocated memory is still 1.0 GB. Free memory was 911.6 MB in the beginning and 906.3 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-10-27 05:09:20,753 INFO L168 Benchmark]: Boogie Preprocessor took 147.29 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 167.8 MB). Free memory was 906.3 MB in the beginning and 1.2 GB in the end (delta: -260.2 MB). Peak memory consumption was 26.1 MB. Max. memory is 11.5 GB. [2018-10-27 05:09:20,754 INFO L168 Benchmark]: RCFGBuilder took 2133.70 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 106.6 MB). Peak memory consumption was 106.6 MB. Max. memory is 11.5 GB. [2018-10-27 05:09:20,756 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 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 562.09 ms. Allocated memory is still 1.0 GB. Free memory was 949.2 MB in the beginning and 911.6 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 67.88 ms. Allocated memory is still 1.0 GB. Free memory was 911.6 MB in the beginning and 906.3 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 147.29 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 167.8 MB). Free memory was 906.3 MB in the beginning and 1.2 GB in the end (delta: -260.2 MB). Peak memory consumption was 26.1 MB. Max. memory is 11.5 GB. * RCFGBuilder took 2133.70 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: 106.6 MB). Peak memory consumption was 106.6 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...