./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-wmm/mix034_tso.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_c3f5a752-d9d4-4a14-b9f2-58036410ec87/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_c3f5a752-d9d4-4a14-b9f2-58036410ec87/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_c3f5a752-d9d4-4a14-b9f2-58036410ec87/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_c3f5a752-d9d4-4a14-b9f2-58036410ec87/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix034_tso.opt_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_c3f5a752-d9d4-4a14-b9f2-58036410ec87/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_c3f5a752-d9d4-4a14-b9f2-58036410ec87/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 957f139f0b65b272965e1ab3f33f2b98232837f4 ........................................................................................................................................................................................................... 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_c3f5a752-d9d4-4a14-b9f2-58036410ec87/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_c3f5a752-d9d4-4a14-b9f2-58036410ec87/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_c3f5a752-d9d4-4a14-b9f2-58036410ec87/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_c3f5a752-d9d4-4a14-b9f2-58036410ec87/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix034_tso.opt_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_c3f5a752-d9d4-4a14-b9f2-58036410ec87/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_c3f5a752-d9d4-4a14-b9f2-58036410ec87/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 957f139f0b65b272965e1ab3f33f2b98232837f4 ......................................................................................................................................................................................................... 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 [2018-11-10 07:40:38,550 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 07:40:38,552 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 07:40:38,560 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 07:40:38,561 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 07:40:38,561 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 07:40:38,562 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 07:40:38,563 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 07:40:38,565 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 07:40:38,565 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 07:40:38,566 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 07:40:38,566 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 07:40:38,567 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 07:40:38,567 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 07:40:38,568 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 07:40:38,569 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 07:40:38,569 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 07:40:38,571 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 07:40:38,572 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 07:40:38,573 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 07:40:38,574 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 07:40:38,575 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 07:40:38,577 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 07:40:38,577 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 07:40:38,577 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 07:40:38,578 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 07:40:38,579 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 07:40:38,579 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 07:40:38,580 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 07:40:38,581 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 07:40:38,581 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 07:40:38,582 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 07:40:38,582 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 07:40:38,582 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 07:40:38,583 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 07:40:38,583 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 07:40:38,584 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_c3f5a752-d9d4-4a14-b9f2-58036410ec87/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-10 07:40:38,591 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 07:40:38,591 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 07:40:38,592 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 07:40:38,592 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 07:40:38,592 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 07:40:38,592 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 07:40:38,593 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-10 07:40:38,593 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 07:40:38,593 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-10 07:40:38,593 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-10 07:40:38,593 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 07:40:38,594 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 07:40:38,594 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 07:40:38,594 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 07:40:38,594 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 07:40:38,594 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 07:40:38,594 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 07:40:38,595 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 07:40:38,595 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 07:40:38,595 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 07:40:38,595 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 07:40:38,595 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 07:40:38,595 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 07:40:38,595 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 07:40:38,596 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 07:40:38,596 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 07:40:38,596 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 07:40:38,596 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 07:40:38,596 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 07:40:38,596 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 07:40:38,596 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-10 07:40:38,597 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 07:40:38,597 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 07:40:38,597 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-10 07:40:38,597 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_c3f5a752-d9d4-4a14-b9f2-58036410ec87/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 -> 957f139f0b65b272965e1ab3f33f2b98232837f4 [2018-11-10 07:40:38,624 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 07:40:38,633 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 07:40:38,635 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 07:40:38,636 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 07:40:38,637 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 07:40:38,637 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_c3f5a752-d9d4-4a14-b9f2-58036410ec87/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/mix034_tso.opt_false-unreach-call.i [2018-11-10 07:40:38,675 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_c3f5a752-d9d4-4a14-b9f2-58036410ec87/bin-2019/utaipan/data/a20d25f33/bdde28b9b22b4d1a933430e313752884/FLAG210eb908f [2018-11-10 07:40:39,011 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 07:40:39,012 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_c3f5a752-d9d4-4a14-b9f2-58036410ec87/sv-benchmarks/c/pthread-wmm/mix034_tso.opt_false-unreach-call.i [2018-11-10 07:40:39,021 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_c3f5a752-d9d4-4a14-b9f2-58036410ec87/bin-2019/utaipan/data/a20d25f33/bdde28b9b22b4d1a933430e313752884/FLAG210eb908f [2018-11-10 07:40:39,033 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_c3f5a752-d9d4-4a14-b9f2-58036410ec87/bin-2019/utaipan/data/a20d25f33/bdde28b9b22b4d1a933430e313752884 [2018-11-10 07:40:39,035 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 07:40:39,036 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 07:40:39,036 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 07:40:39,036 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 07:40:39,039 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 07:40:39,040 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 07:40:39" (1/1) ... [2018-11-10 07:40:39,042 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7cb1b920 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:40:39, skipping insertion in model container [2018-11-10 07:40:39,042 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 07:40:39" (1/1) ... [2018-11-10 07:40:39,048 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 07:40:39,081 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 07:40:39,288 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 07:40:39,292 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 07:40:39,331 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 07:40:39,370 INFO L193 MainTranslator]: Completed translation [2018-11-10 07:40:39,371 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:40:39 WrapperNode [2018-11-10 07:40:39,371 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 07:40:39,371 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 07:40:39,372 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 07:40:39,372 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 07:40:39,421 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:40:39" (1/1) ... [2018-11-10 07:40:39,434 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:40:39" (1/1) ... [2018-11-10 07:40:39,451 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 07:40:39,452 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 07:40:39,452 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 07:40:39,452 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 07:40:39,458 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:40:39" (1/1) ... [2018-11-10 07:40:39,458 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:40:39" (1/1) ... [2018-11-10 07:40:39,461 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:40:39" (1/1) ... [2018-11-10 07:40:39,461 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:40:39" (1/1) ... [2018-11-10 07:40:39,466 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:40:39" (1/1) ... [2018-11-10 07:40:39,469 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:40:39" (1/1) ... [2018-11-10 07:40:39,471 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:40:39" (1/1) ... [2018-11-10 07:40:39,474 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 07:40:39,475 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 07:40:39,475 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 07:40:39,475 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 07:40:39,475 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:40:39" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_c3f5a752-d9d4-4a14-b9f2-58036410ec87/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 [2018-11-10 07:40:39,513 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-10 07:40:39,513 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-10 07:40:39,514 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 07:40:39,514 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 07:40:39,514 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 07:40:39,514 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 07:40:39,514 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-11-10 07:40:39,514 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-11-10 07:40:39,514 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-11-10 07:40:39,514 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-11-10 07:40:39,515 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 07:40:39,515 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 07:40:39,516 WARN L200 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-11-10 07:40:40,034 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 07:40:40,064 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:40:40,065 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:40:40,067 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:40:40,067 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:40:40,068 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:40:40,068 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:40:40,069 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 07:40:40,072 INFO L168 Benchmark]: Toolchain (without parser) took 1036.78 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 165.2 MB). Free memory was 957.6 MB in the beginning and 1.1 GB in the end (delta: -135.0 MB). Peak memory consumption was 30.2 MB. Max. memory is 11.5 GB. [2018-11-10 07:40:40,073 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 07:40:40,074 INFO L168 Benchmark]: CACSL2BoogieTranslator took 334.94 ms. Allocated memory is still 1.0 GB. Free memory was 957.6 MB in the beginning and 920.1 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2018-11-10 07:40:40,074 INFO L168 Benchmark]: Boogie Procedure Inliner took 80.17 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 165.2 MB). Free memory was 920.1 MB in the beginning and 1.2 GB in the end (delta: -238.7 MB). Peak memory consumption was 16.8 MB. Max. memory is 11.5 GB. [2018-11-10 07:40:40,075 INFO L168 Benchmark]: Boogie Preprocessor took 22.56 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. [2018-11-10 07:40:40,075 INFO L168 Benchmark]: RCFGBuilder took 596.76 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 62.8 MB). Peak memory consumption was 62.8 MB. Max. memory is 11.5 GB. [2018-11-10 07:40:40,078 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 334.94 ms. Allocated memory is still 1.0 GB. Free memory was 957.6 MB in the beginning and 920.1 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 80.17 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 165.2 MB). Free memory was 920.1 MB in the beginning and 1.2 GB in the end (delta: -238.7 MB). Peak memory consumption was 16.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 22.56 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 596.76 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: 62.8 MB). Peak memory consumption was 62.8 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 [2018-11-10 07:40:41,503 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 07:40:41,504 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 07:40:41,513 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 07:40:41,513 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 07:40:41,514 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 07:40:41,515 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 07:40:41,516 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 07:40:41,517 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 07:40:41,518 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 07:40:41,519 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 07:40:41,519 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 07:40:41,520 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 07:40:41,520 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 07:40:41,521 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 07:40:41,522 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 07:40:41,522 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 07:40:41,524 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 07:40:41,525 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 07:40:41,526 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 07:40:41,527 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 07:40:41,528 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 07:40:41,529 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 07:40:41,530 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 07:40:41,530 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 07:40:41,530 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 07:40:41,531 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 07:40:41,532 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 07:40:41,532 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 07:40:41,533 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 07:40:41,533 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 07:40:41,533 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 07:40:41,534 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 07:40:41,534 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 07:40:41,534 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 07:40:41,535 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 07:40:41,535 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_c3f5a752-d9d4-4a14-b9f2-58036410ec87/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-11-10 07:40:41,546 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 07:40:41,546 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 07:40:41,546 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 07:40:41,547 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 07:40:41,547 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 07:40:41,547 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 07:40:41,547 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 07:40:41,547 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 07:40:41,548 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 07:40:41,548 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 07:40:41,548 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 07:40:41,548 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 07:40:41,548 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 07:40:41,548 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 07:40:41,549 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 07:40:41,549 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-10 07:40:41,549 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-10 07:40:41,549 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 07:40:41,549 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 07:40:41,549 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 07:40:41,549 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 07:40:41,550 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 07:40:41,550 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 07:40:41,550 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 07:40:41,550 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 07:40:41,550 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 07:40:41,550 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 07:40:41,550 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 07:40:41,551 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-10 07:40:41,551 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 07:40:41,551 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-10 07:40:41,551 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-10 07:40:41,551 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_c3f5a752-d9d4-4a14-b9f2-58036410ec87/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 -> 957f139f0b65b272965e1ab3f33f2b98232837f4 [2018-11-10 07:40:41,582 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 07:40:41,591 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 07:40:41,593 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 07:40:41,595 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 07:40:41,595 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 07:40:41,595 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_c3f5a752-d9d4-4a14-b9f2-58036410ec87/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/mix034_tso.opt_false-unreach-call.i [2018-11-10 07:40:41,641 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_c3f5a752-d9d4-4a14-b9f2-58036410ec87/bin-2019/utaipan/data/5d9734f85/bd2280607f0f40d894daf39f563dbd5f/FLAGfc7aa59e3 [2018-11-10 07:40:42,013 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 07:40:42,014 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_c3f5a752-d9d4-4a14-b9f2-58036410ec87/sv-benchmarks/c/pthread-wmm/mix034_tso.opt_false-unreach-call.i [2018-11-10 07:40:42,027 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_c3f5a752-d9d4-4a14-b9f2-58036410ec87/bin-2019/utaipan/data/5d9734f85/bd2280607f0f40d894daf39f563dbd5f/FLAGfc7aa59e3 [2018-11-10 07:40:42,036 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_c3f5a752-d9d4-4a14-b9f2-58036410ec87/bin-2019/utaipan/data/5d9734f85/bd2280607f0f40d894daf39f563dbd5f [2018-11-10 07:40:42,039 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 07:40:42,040 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 07:40:42,041 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 07:40:42,041 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 07:40:42,043 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 07:40:42,044 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 07:40:42" (1/1) ... [2018-11-10 07:40:42,045 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@55c1db04 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:40:42, skipping insertion in model container [2018-11-10 07:40:42,045 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 07:40:42" (1/1) ... [2018-11-10 07:40:42,051 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 07:40:42,082 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 07:40:42,320 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 07:40:42,326 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 07:40:42,370 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 07:40:42,412 INFO L193 MainTranslator]: Completed translation [2018-11-10 07:40:42,412 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:40:42 WrapperNode [2018-11-10 07:40:42,412 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 07:40:42,413 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 07:40:42,413 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 07:40:42,413 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 07:40:42,418 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:40:42" (1/1) ... [2018-11-10 07:40:42,433 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:40:42" (1/1) ... [2018-11-10 07:40:42,497 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 07:40:42,497 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 07:40:42,497 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 07:40:42,497 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 07:40:42,503 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:40:42" (1/1) ... [2018-11-10 07:40:42,503 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:40:42" (1/1) ... [2018-11-10 07:40:42,506 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:40:42" (1/1) ... [2018-11-10 07:40:42,507 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:40:42" (1/1) ... [2018-11-10 07:40:42,513 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:40:42" (1/1) ... [2018-11-10 07:40:42,515 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:40:42" (1/1) ... [2018-11-10 07:40:42,518 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:40:42" (1/1) ... [2018-11-10 07:40:42,521 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 07:40:42,522 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 07:40:42,522 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 07:40:42,522 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 07:40:42,522 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:40:42" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_c3f5a752-d9d4-4a14-b9f2-58036410ec87/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 [2018-11-10 07:40:42,556 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-10 07:40:42,556 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-10 07:40:42,556 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 07:40:42,556 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 07:40:42,556 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 07:40:42,557 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 07:40:42,557 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-11-10 07:40:42,557 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-11-10 07:40:42,557 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-11-10 07:40:42,557 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-11-10 07:40:42,557 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 07:40:42,557 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 07:40:42,558 WARN L200 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-11-10 07:40:43,051 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 07:40:43,078 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:40:43,078 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:40:43,080 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:40:43,081 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:40:43,082 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:40:43,082 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:40:43,082 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 07:40:43,085 INFO L168 Benchmark]: Toolchain (without parser) took 1045.71 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 126.9 MB). Free memory was 944.4 MB in the beginning and 1.0 GB in the end (delta: -100.8 MB). Peak memory consumption was 26.1 MB. Max. memory is 11.5 GB. [2018-11-10 07:40:43,086 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 07:40:43,087 INFO L168 Benchmark]: CACSL2BoogieTranslator took 372.06 ms. Allocated memory is still 1.0 GB. Free memory was 944.4 MB in the beginning and 906.8 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2018-11-10 07:40:43,087 INFO L168 Benchmark]: Boogie Procedure Inliner took 83.64 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 126.9 MB). Free memory was 906.8 MB in the beginning and 1.1 GB in the end (delta: -213.2 MB). Peak memory consumption was 17.6 MB. Max. memory is 11.5 GB. [2018-11-10 07:40:43,088 INFO L168 Benchmark]: Boogie Preprocessor took 24.56 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. [2018-11-10 07:40:43,088 INFO L168 Benchmark]: RCFGBuilder took 562.88 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 67.9 MB). Peak memory consumption was 67.9 MB. Max. memory is 11.5 GB. [2018-11-10 07:40:43,091 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 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 372.06 ms. Allocated memory is still 1.0 GB. Free memory was 944.4 MB in the beginning and 906.8 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 83.64 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 126.9 MB). Free memory was 906.8 MB in the beginning and 1.1 GB in the end (delta: -213.2 MB). Peak memory consumption was 17.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 24.56 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: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. * RCFGBuilder took 562.88 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 67.9 MB). Peak memory consumption was 67.9 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: null: de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...