./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-wmm/safe021_power.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_ff8eca95-02d0-4dc2-8507-61bf2d1440c0/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_ff8eca95-02d0-4dc2-8507-61bf2d1440c0/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_ff8eca95-02d0-4dc2-8507-61bf2d1440c0/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_ff8eca95-02d0-4dc2-8507-61bf2d1440c0/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe021_power.opt_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_ff8eca95-02d0-4dc2-8507-61bf2d1440c0/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_ff8eca95-02d0-4dc2-8507-61bf2d1440c0/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 d16bd1b00f3665e4b9efef00ccd2ec9ca1b3c138 .............................................................................................................................................................................................................. 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_ff8eca95-02d0-4dc2-8507-61bf2d1440c0/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_ff8eca95-02d0-4dc2-8507-61bf2d1440c0/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_ff8eca95-02d0-4dc2-8507-61bf2d1440c0/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_ff8eca95-02d0-4dc2-8507-61bf2d1440c0/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe021_power.opt_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_ff8eca95-02d0-4dc2-8507-61bf2d1440c0/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_ff8eca95-02d0-4dc2-8507-61bf2d1440c0/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 d16bd1b00f3665e4b9efef00ccd2ec9ca1b3c138 ............................................................................................................................................................................................................ 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 05:11:28,502 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:11:28,504 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:11:28,518 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:11:28,519 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:11:28,520 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:11:28,523 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:11:28,525 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:11:28,527 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:11:28,529 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:11:28,531 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:11:28,532 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:11:28,533 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:11:28,536 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:11:28,543 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:11:28,544 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:11:28,544 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:11:28,546 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:11:28,551 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:11:28,553 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:11:28,556 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:11:28,558 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:11:28,561 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:11:28,563 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:11:28,565 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:11:28,566 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:11:28,566 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:11:28,567 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:11:28,568 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:11:28,569 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:11:28,569 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:11:28,569 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:11:28,570 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:11:28,570 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:11:28,571 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:11:28,575 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:11:28,577 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_ff8eca95-02d0-4dc2-8507-61bf2d1440c0/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-10-27 05:11:28,595 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:11:28,596 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:11:28,597 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:11:28,597 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:11:28,598 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:11:28,598 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:11:28,598 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-27 05:11:28,599 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:11:28,599 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-27 05:11:28,599 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-27 05:11:28,600 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:11:28,601 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:11:28,601 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:11:28,601 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-27 05:11:28,601 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:11:28,601 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:11:28,604 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:11:28,604 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:11:28,604 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:11:28,604 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:11:28,605 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:11:28,605 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:11:28,605 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:11:28,606 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:11:28,606 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:11:28,606 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:11:28,606 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:11:28,606 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:11:28,606 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:11:28,607 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:11:28,607 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-27 05:11:28,607 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:11:28,607 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-27 05:11:28,607 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-27 05:11:28,607 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_ff8eca95-02d0-4dc2-8507-61bf2d1440c0/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 -> d16bd1b00f3665e4b9efef00ccd2ec9ca1b3c138 [2018-10-27 05:11:28,660 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:11:28,677 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:11:28,682 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:11:28,683 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:11:28,684 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:11:28,684 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_ff8eca95-02d0-4dc2-8507-61bf2d1440c0/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/safe021_power.opt_false-unreach-call.i [2018-10-27 05:11:28,744 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ff8eca95-02d0-4dc2-8507-61bf2d1440c0/bin-2019/utaipan/data/c4a6bb5db/880454fb1c9e4170bbac81037232117b/FLAG1ccb94249 [2018-10-27 05:11:29,238 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:11:29,238 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_ff8eca95-02d0-4dc2-8507-61bf2d1440c0/sv-benchmarks/c/pthread-wmm/safe021_power.opt_false-unreach-call.i [2018-10-27 05:11:29,252 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ff8eca95-02d0-4dc2-8507-61bf2d1440c0/bin-2019/utaipan/data/c4a6bb5db/880454fb1c9e4170bbac81037232117b/FLAG1ccb94249 [2018-10-27 05:11:29,267 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_ff8eca95-02d0-4dc2-8507-61bf2d1440c0/bin-2019/utaipan/data/c4a6bb5db/880454fb1c9e4170bbac81037232117b [2018-10-27 05:11:29,271 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:11:29,272 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:11:29,273 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:11:29,274 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:11:29,277 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:11:29,278 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:11:29" (1/1) ... [2018-10-27 05:11:29,281 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7259bfd9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:29, skipping insertion in model container [2018-10-27 05:11:29,281 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:11:29" (1/1) ... [2018-10-27 05:11:29,292 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:11:29,359 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:11:29,809 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:11:29,814 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:11:29,881 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:11:29,948 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:11:29,948 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:29 WrapperNode [2018-10-27 05:11:29,948 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:11:29,949 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:11:29,949 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:11:29,949 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:11:29,957 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:29" (1/1) ... [2018-10-27 05:11:30,042 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:29" (1/1) ... [2018-10-27 05:11:30,081 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:11:30,081 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:11:30,081 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:11:30,082 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:11:30,090 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:29" (1/1) ... [2018-10-27 05:11:30,090 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:29" (1/1) ... [2018-10-27 05:11:30,095 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:29" (1/1) ... [2018-10-27 05:11:30,095 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:29" (1/1) ... [2018-10-27 05:11:30,104 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:29" (1/1) ... [2018-10-27 05:11:30,108 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:29" (1/1) ... [2018-10-27 05:11:30,111 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:29" (1/1) ... [2018-10-27 05:11:30,115 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:11:30,115 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:11:30,116 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:11:30,116 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:11:30,116 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:29" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ff8eca95-02d0-4dc2-8507-61bf2d1440c0/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 05:11:30,164 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-27 05:11:30,164 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-10-27 05:11:30,164 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:11:30,165 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:11:30,165 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:11:30,165 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:11:30,165 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-10-27 05:11:30,165 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-10-27 05:11:30,165 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-10-27 05:11:30,165 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-10-27 05:11:30,166 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-10-27 05:11:30,166 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-10-27 05:11:30,166 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:11:30,166 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:11:30,167 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 05:11:31,874 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:11:31,914 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:31,914 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:31,915 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:31,916 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:31,917 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:31,917 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:31,918 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:11:31,921 INFO L168 Benchmark]: Toolchain (without parser) took 2649.85 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 139.5 MB). Free memory was 957.0 MB in the beginning and 1.1 GB in the end (delta: -98.1 MB). Peak memory consumption was 41.4 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:31,923 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:11:31,923 INFO L168 Benchmark]: CACSL2BoogieTranslator took 675.02 ms. Allocated memory is still 1.0 GB. Free memory was 957.0 MB in the beginning and 922.0 MB in the end (delta: 35.0 MB). Peak memory consumption was 35.0 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:31,924 INFO L168 Benchmark]: Boogie Procedure Inliner took 132.42 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 139.5 MB). Free memory was 922.0 MB in the beginning and 1.1 GB in the end (delta: -211.3 MB). Peak memory consumption was 17.1 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:31,925 INFO L168 Benchmark]: Boogie Preprocessor took 33.84 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 4.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:31,925 INFO L168 Benchmark]: RCFGBuilder took 1804.96 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 73.5 MB). Peak memory consumption was 73.5 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:31,928 INFO L336 ainManager$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 675.02 ms. Allocated memory is still 1.0 GB. Free memory was 957.0 MB in the beginning and 922.0 MB in the end (delta: 35.0 MB). Peak memory consumption was 35.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 132.42 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 139.5 MB). Free memory was 922.0 MB in the beginning and 1.1 GB in the end (delta: -211.3 MB). Peak memory consumption was 17.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 33.84 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: 4.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1804.96 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: 73.5 MB). Peak memory consumption was 73.5 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 05:11:34,104 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:11:34,106 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:11:34,117 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:11:34,117 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:11:34,118 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:11:34,119 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:11:34,120 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:11:34,122 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:11:34,123 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:11:34,123 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:11:34,124 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:11:34,125 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:11:34,125 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:11:34,126 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:11:34,127 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:11:34,128 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:11:34,130 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:11:34,131 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:11:34,133 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:11:34,134 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:11:34,135 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:11:34,137 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:11:34,137 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:11:34,138 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:11:34,139 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:11:34,139 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:11:34,140 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:11:34,141 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:11:34,142 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:11:34,142 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:11:34,143 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:11:34,143 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:11:34,143 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:11:34,144 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:11:34,145 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:11:34,145 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_ff8eca95-02d0-4dc2-8507-61bf2d1440c0/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-10-27 05:11:34,159 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:11:34,159 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:11:34,160 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:11:34,160 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:11:34,160 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:11:34,161 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:11:34,161 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:11:34,161 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:11:34,162 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:11:34,162 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:11:34,162 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:11:34,162 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:11:34,162 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:11:34,162 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:11:34,163 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:11:34,163 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-27 05:11:34,163 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-27 05:11:34,163 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:11:34,163 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:11:34,163 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:11:34,164 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:11:34,164 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:11:34,164 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:11:34,164 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:11:34,164 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:11:34,165 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:11:34,165 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:11:34,165 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:11:34,165 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-10-27 05:11:34,165 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:11:34,165 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-27 05:11:34,166 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-27 05:11:34,166 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_ff8eca95-02d0-4dc2-8507-61bf2d1440c0/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 -> d16bd1b00f3665e4b9efef00ccd2ec9ca1b3c138 [2018-10-27 05:11:34,227 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:11:34,239 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:11:34,242 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:11:34,244 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:11:34,244 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:11:34,245 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_ff8eca95-02d0-4dc2-8507-61bf2d1440c0/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/safe021_power.opt_false-unreach-call.i [2018-10-27 05:11:34,296 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ff8eca95-02d0-4dc2-8507-61bf2d1440c0/bin-2019/utaipan/data/93308fb9d/9d213261d0114f7ca49791fbc9a95070/FLAG6a8c7f28f [2018-10-27 05:11:34,818 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:11:34,819 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_ff8eca95-02d0-4dc2-8507-61bf2d1440c0/sv-benchmarks/c/pthread-wmm/safe021_power.opt_false-unreach-call.i [2018-10-27 05:11:34,841 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ff8eca95-02d0-4dc2-8507-61bf2d1440c0/bin-2019/utaipan/data/93308fb9d/9d213261d0114f7ca49791fbc9a95070/FLAG6a8c7f28f [2018-10-27 05:11:34,855 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_ff8eca95-02d0-4dc2-8507-61bf2d1440c0/bin-2019/utaipan/data/93308fb9d/9d213261d0114f7ca49791fbc9a95070 [2018-10-27 05:11:34,859 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:11:34,860 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:11:34,861 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:11:34,861 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:11:34,868 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:11:34,868 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:11:34" (1/1) ... [2018-10-27 05:11:34,871 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@dc604cc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:34, skipping insertion in model container [2018-10-27 05:11:34,872 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:11:34" (1/1) ... [2018-10-27 05:11:34,882 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:11:34,930 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:11:35,423 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:11:35,442 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:11:35,536 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:11:35,614 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:11:35,615 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:35 WrapperNode [2018-10-27 05:11:35,615 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:11:35,616 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:11:35,616 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:11:35,616 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:11:35,626 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:35" (1/1) ... [2018-10-27 05:11:35,647 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:35" (1/1) ... [2018-10-27 05:11:35,678 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:11:35,679 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:11:35,679 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:11:35,679 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:11:35,767 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:35" (1/1) ... [2018-10-27 05:11:35,767 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:35" (1/1) ... [2018-10-27 05:11:35,773 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:35" (1/1) ... [2018-10-27 05:11:35,774 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:35" (1/1) ... [2018-10-27 05:11:35,785 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:35" (1/1) ... [2018-10-27 05:11:35,789 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:35" (1/1) ... [2018-10-27 05:11:35,801 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:35" (1/1) ... [2018-10-27 05:11:35,806 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:11:35,807 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:11:35,807 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:11:35,807 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:11:35,816 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:35" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ff8eca95-02d0-4dc2-8507-61bf2d1440c0/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 05:11:35,878 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-27 05:11:35,878 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-10-27 05:11:35,878 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:11:35,878 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:11:35,878 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:11:35,878 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:11:35,879 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-10-27 05:11:35,879 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-10-27 05:11:35,879 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-10-27 05:11:35,881 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-10-27 05:11:35,881 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-10-27 05:11:35,881 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-10-27 05:11:35,881 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:11:35,881 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:11:35,883 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 05:11:37,674 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:11:37,715 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:37,715 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:37,717 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:37,717 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:37,718 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:37,718 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:37,720 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:11:37,724 INFO L168 Benchmark]: Toolchain (without parser) took 2864.38 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 173.5 MB). Free memory was 942.5 MB in the beginning and 1.1 GB in the end (delta: -142.5 MB). Peak memory consumption was 31.0 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:37,725 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:11:37,726 INFO L168 Benchmark]: CACSL2BoogieTranslator took 754.41 ms. Allocated memory is still 1.0 GB. Free memory was 942.5 MB in the beginning and 910.3 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:37,726 INFO L168 Benchmark]: Boogie Procedure Inliner took 62.42 ms. Allocated memory is still 1.0 GB. Free memory was 910.3 MB in the beginning and 904.9 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:37,727 INFO L168 Benchmark]: Boogie Preprocessor took 127.43 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 173.5 MB). Free memory was 904.9 MB in the beginning and 1.2 GB in the end (delta: -255.6 MB). Peak memory consumption was 18.4 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:37,731 INFO L168 Benchmark]: RCFGBuilder took 1916.36 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 75.5 MB). Peak memory consumption was 75.5 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:37,734 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 754.41 ms. Allocated memory is still 1.0 GB. Free memory was 942.5 MB in the beginning and 910.3 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 62.42 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 127.43 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 173.5 MB). Free memory was 904.9 MB in the beginning and 1.2 GB in the end (delta: -255.6 MB). Peak memory consumption was 18.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1916.36 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: 75.5 MB). Peak memory consumption was 75.5 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...