./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-ext/25_stack_longer_true-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_25680378-8936-4bb7-8d09-7a9b01aa86ba/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_25680378-8936-4bb7-8d09-7a9b01aa86ba/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_25680378-8936-4bb7-8d09-7a9b01aa86ba/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_25680378-8936-4bb7-8d09-7a9b01aa86ba/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-ext/25_stack_longer_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_25680378-8936-4bb7-8d09-7a9b01aa86ba/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_25680378-8936-4bb7-8d09-7a9b01aa86ba/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 aed6e2b1d911a67eeedbef40d04c41b572b57cc1 ..................................................................................................................................................................................................................... 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_25680378-8936-4bb7-8d09-7a9b01aa86ba/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_25680378-8936-4bb7-8d09-7a9b01aa86ba/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_25680378-8936-4bb7-8d09-7a9b01aa86ba/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_25680378-8936-4bb7-8d09-7a9b01aa86ba/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-ext/25_stack_longer_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_25680378-8936-4bb7-8d09-7a9b01aa86ba/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_25680378-8936-4bb7-8d09-7a9b01aa86ba/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 aed6e2b1d911a67eeedbef40d04c41b572b57cc1 ............................................................................................................................................................................................................... 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 05:11:51,673 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:11:51,675 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:11:51,686 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:11:51,686 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:11:51,687 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:11:51,688 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:11:51,690 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:11:51,692 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:11:51,693 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:11:51,693 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:11:51,694 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:11:51,695 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:11:51,696 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:11:51,697 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:11:51,698 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:11:51,703 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:11:51,704 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:11:51,706 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:11:51,711 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:11:51,712 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:11:51,713 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:11:51,718 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:11:51,718 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:11:51,718 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:11:51,719 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:11:51,720 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:11:51,721 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:11:51,721 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:11:51,724 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:11:51,725 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:11:51,725 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:11:51,726 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:11:51,726 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:11:51,727 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:11:51,727 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:11:51,728 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_25680378-8936-4bb7-8d09-7a9b01aa86ba/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-10-27 05:11:51,746 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:11:51,746 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:11:51,747 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:11:51,747 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:11:51,747 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:11:51,747 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:11:51,747 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-27 05:11:51,748 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:11:51,748 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-27 05:11:51,748 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-27 05:11:51,748 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:11:51,749 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:11:51,749 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:11:51,749 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-27 05:11:51,749 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:11:51,750 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:11:51,750 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:11:51,750 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:11:51,751 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:11:51,751 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:11:51,751 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:11:51,751 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:11:51,751 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:11:51,752 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:11:51,752 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:11:51,752 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:11:51,752 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:11:51,752 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:11:51,752 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:11:51,753 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:11:51,753 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-27 05:11:51,753 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:11:51,753 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-27 05:11:51,753 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-27 05:11:51,753 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_25680378-8936-4bb7-8d09-7a9b01aa86ba/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 -> aed6e2b1d911a67eeedbef40d04c41b572b57cc1 [2018-10-27 05:11:51,806 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:11:51,819 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:11:51,823 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:11:51,824 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:11:51,826 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:11:51,827 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_25680378-8936-4bb7-8d09-7a9b01aa86ba/bin-2019/utaipan/../../sv-benchmarks/c/pthread-ext/25_stack_longer_true-unreach-call.i [2018-10-27 05:11:51,887 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_25680378-8936-4bb7-8d09-7a9b01aa86ba/bin-2019/utaipan/data/74a9cd530/b8479a0925b1496c8c1c6742a768f74e/FLAGbca485922 [2018-10-27 05:11:52,318 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:11:52,319 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_25680378-8936-4bb7-8d09-7a9b01aa86ba/sv-benchmarks/c/pthread-ext/25_stack_longer_true-unreach-call.i [2018-10-27 05:11:52,332 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_25680378-8936-4bb7-8d09-7a9b01aa86ba/bin-2019/utaipan/data/74a9cd530/b8479a0925b1496c8c1c6742a768f74e/FLAGbca485922 [2018-10-27 05:11:52,346 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_25680378-8936-4bb7-8d09-7a9b01aa86ba/bin-2019/utaipan/data/74a9cd530/b8479a0925b1496c8c1c6742a768f74e [2018-10-27 05:11:52,349 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:11:52,351 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:11:52,359 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:11:52,359 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:11:52,363 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:11:52,364 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:11:52" (1/1) ... [2018-10-27 05:11:52,369 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13ce629e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:52, skipping insertion in model container [2018-10-27 05:11:52,369 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:11:52" (1/1) ... [2018-10-27 05:11:52,380 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:11:52,427 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:11:52,748 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:11:52,797 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:11:52,854 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:11:52,926 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:11:52,927 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:52 WrapperNode [2018-10-27 05:11:52,927 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:11:52,928 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:11:52,928 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:11:52,928 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:11:52,937 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:52" (1/1) ... [2018-10-27 05:11:53,039 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:52" (1/1) ... [2018-10-27 05:11:53,104 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:11:53,105 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:11:53,105 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:11:53,105 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:11:53,114 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:52" (1/1) ... [2018-10-27 05:11:53,114 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:52" (1/1) ... [2018-10-27 05:11:53,119 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:52" (1/1) ... [2018-10-27 05:11:53,120 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:52" (1/1) ... [2018-10-27 05:11:53,139 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:52" (1/1) ... [2018-10-27 05:11:53,166 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:52" (1/1) ... [2018-10-27 05:11:53,169 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:52" (1/1) ... [2018-10-27 05:11:53,174 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:11:53,186 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:11:53,186 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:11:53,187 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:11:53,190 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:52" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_25680378-8936-4bb7-8d09-7a9b01aa86ba/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 05:11:53,246 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_assert [2018-10-27 05:11:53,246 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_assert [2018-10-27 05:11:53,246 INFO L130 BoogieDeclarations]: Found specification of procedure push [2018-10-27 05:11:53,246 INFO L138 BoogieDeclarations]: Found implementation of procedure push [2018-10-27 05:11:53,246 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-10-27 05:11:53,247 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-10-27 05:11:53,247 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_acquire [2018-10-27 05:11:53,247 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_acquire [2018-10-27 05:11:53,247 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:11:53,247 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:11:53,247 INFO L130 BoogieDeclarations]: Found specification of procedure push_loop [2018-10-27 05:11:53,247 INFO L138 BoogieDeclarations]: Found implementation of procedure push_loop [2018-10-27 05:11:53,248 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:11:53,248 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:11:53,248 INFO L130 BoogieDeclarations]: Found specification of procedure index_malloc [2018-10-27 05:11:53,248 INFO L138 BoogieDeclarations]: Found implementation of procedure index_malloc [2018-10-27 05:11:53,248 INFO L130 BoogieDeclarations]: Found specification of procedure EBStack_init [2018-10-27 05:11:53,248 INFO L138 BoogieDeclarations]: Found implementation of procedure EBStack_init [2018-10-27 05:11:53,248 INFO L130 BoogieDeclarations]: Found specification of procedure isEmpty [2018-10-27 05:11:53,248 INFO L138 BoogieDeclarations]: Found implementation of procedure isEmpty [2018-10-27 05:11:53,249 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_release [2018-10-27 05:11:53,249 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_release [2018-10-27 05:11:53,249 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:11:53,249 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:11:53,250 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 05:11:55,861 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:11:55,904 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:55,905 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:55,906 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:11:55,910 INFO L168 Benchmark]: Toolchain (without parser) took 3560.07 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 124.3 MB). Free memory was 951.8 MB in the beginning and 991.7 MB in the end (delta: -40.0 MB). Peak memory consumption was 84.3 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:55,912 INFO L168 Benchmark]: CDTParser took 0.63 ms. Allocated memory is still 1.0 GB. Free memory is still 980.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:11:55,912 INFO L168 Benchmark]: CACSL2BoogieTranslator took 568.32 ms. Allocated memory is still 1.0 GB. Free memory was 951.8 MB in the beginning and 916.9 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:55,913 INFO L168 Benchmark]: Boogie Procedure Inliner took 176.64 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 124.3 MB). Free memory was 916.9 MB in the beginning and 1.1 GB in the end (delta: -198.1 MB). Peak memory consumption was 17.6 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:55,913 INFO L168 Benchmark]: Boogie Preprocessor took 69.25 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.1 MB). Peak memory consumption was 7.1 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:55,914 INFO L168 Benchmark]: RCFGBuilder took 2722.88 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 991.7 MB in the end (delta: 116.1 MB). Peak memory consumption was 116.1 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:55,917 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.63 ms. Allocated memory is still 1.0 GB. Free memory is still 980.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 568.32 ms. Allocated memory is still 1.0 GB. Free memory was 951.8 MB in the beginning and 916.9 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 176.64 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 124.3 MB). Free memory was 916.9 MB in the beginning and 1.1 GB in the end (delta: -198.1 MB). Peak memory consumption was 17.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 69.25 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: 7.1 MB). Peak memory consumption was 7.1 MB. Max. memory is 11.5 GB. * RCFGBuilder took 2722.88 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 991.7 MB in the end (delta: 116.1 MB). Peak memory consumption was 116.1 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: null: de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-10-27 05:11:57,977 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:11:57,980 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:11:57,995 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:11:57,996 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:11:57,997 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:11:58,000 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:11:58,002 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:11:58,005 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:11:58,007 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:11:58,010 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:11:58,010 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:11:58,011 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:11:58,011 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:11:58,012 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:11:58,013 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:11:58,014 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:11:58,018 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:11:58,021 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:11:58,031 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:11:58,032 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:11:58,033 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:11:58,038 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:11:58,038 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:11:58,038 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:11:58,039 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:11:58,040 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:11:58,041 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:11:58,041 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:11:58,043 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:11:58,043 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:11:58,044 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:11:58,044 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:11:58,044 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:11:58,045 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:11:58,046 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:11:58,046 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_25680378-8936-4bb7-8d09-7a9b01aa86ba/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-10-27 05:11:58,069 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:11:58,069 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:11:58,070 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:11:58,070 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:11:58,070 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:11:58,071 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:11:58,071 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:11:58,071 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:11:58,072 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:11:58,072 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:11:58,072 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:11:58,072 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:11:58,072 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:11:58,072 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:11:58,073 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:11:58,073 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-27 05:11:58,073 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-27 05:11:58,073 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:11:58,073 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:11:58,073 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:11:58,073 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:11:58,074 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:11:58,074 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:11:58,074 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:11:58,079 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:11:58,080 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:11:58,080 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:11:58,080 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:11:58,080 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-10-27 05:11:58,080 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:11:58,080 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-27 05:11:58,081 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-27 05:11:58,081 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_25680378-8936-4bb7-8d09-7a9b01aa86ba/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 -> aed6e2b1d911a67eeedbef40d04c41b572b57cc1 [2018-10-27 05:11:58,123 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:11:58,135 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:11:58,139 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:11:58,140 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:11:58,140 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:11:58,141 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_25680378-8936-4bb7-8d09-7a9b01aa86ba/bin-2019/utaipan/../../sv-benchmarks/c/pthread-ext/25_stack_longer_true-unreach-call.i [2018-10-27 05:11:58,194 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_25680378-8936-4bb7-8d09-7a9b01aa86ba/bin-2019/utaipan/data/29be03212/9e117bb203d84d639f641a9627fb9f3d/FLAGf2f560671 [2018-10-27 05:11:58,662 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:11:58,662 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_25680378-8936-4bb7-8d09-7a9b01aa86ba/sv-benchmarks/c/pthread-ext/25_stack_longer_true-unreach-call.i [2018-10-27 05:11:58,674 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_25680378-8936-4bb7-8d09-7a9b01aa86ba/bin-2019/utaipan/data/29be03212/9e117bb203d84d639f641a9627fb9f3d/FLAGf2f560671 [2018-10-27 05:11:58,687 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_25680378-8936-4bb7-8d09-7a9b01aa86ba/bin-2019/utaipan/data/29be03212/9e117bb203d84d639f641a9627fb9f3d [2018-10-27 05:11:58,690 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:11:58,691 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:11:58,692 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:11:58,692 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:11:58,696 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:11:58,697 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:11:58" (1/1) ... [2018-10-27 05:11:58,699 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25087a7d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:58, skipping insertion in model container [2018-10-27 05:11:58,700 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:11:58" (1/1) ... [2018-10-27 05:11:58,709 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:11:58,751 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:11:59,096 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:11:59,190 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:11:59,258 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:11:59,386 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:11:59,387 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:59 WrapperNode [2018-10-27 05:11:59,387 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:11:59,390 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:11:59,391 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:11:59,391 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:11:59,400 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:59" (1/1) ... [2018-10-27 05:11:59,423 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:59" (1/1) ... [2018-10-27 05:11:59,540 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:11:59,541 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:11:59,542 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:11:59,542 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:11:59,552 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:59" (1/1) ... [2018-10-27 05:11:59,552 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:59" (1/1) ... [2018-10-27 05:11:59,558 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:59" (1/1) ... [2018-10-27 05:11:59,558 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:59" (1/1) ... [2018-10-27 05:11:59,574 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:59" (1/1) ... [2018-10-27 05:11:59,584 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:59" (1/1) ... [2018-10-27 05:11:59,590 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:59" (1/1) ... [2018-10-27 05:11:59,596 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:11:59,597 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:11:59,597 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:11:59,597 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:11:59,598 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:59" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_25680378-8936-4bb7-8d09-7a9b01aa86ba/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 05:11:59,663 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_assert [2018-10-27 05:11:59,663 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_assert [2018-10-27 05:11:59,663 INFO L130 BoogieDeclarations]: Found specification of procedure push [2018-10-27 05:11:59,664 INFO L138 BoogieDeclarations]: Found implementation of procedure push [2018-10-27 05:11:59,664 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-10-27 05:11:59,664 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-10-27 05:11:59,664 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_acquire [2018-10-27 05:11:59,664 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_acquire [2018-10-27 05:11:59,664 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:11:59,664 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:11:59,665 INFO L130 BoogieDeclarations]: Found specification of procedure push_loop [2018-10-27 05:11:59,665 INFO L138 BoogieDeclarations]: Found implementation of procedure push_loop [2018-10-27 05:11:59,665 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:11:59,665 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:11:59,665 INFO L130 BoogieDeclarations]: Found specification of procedure index_malloc [2018-10-27 05:11:59,665 INFO L138 BoogieDeclarations]: Found implementation of procedure index_malloc [2018-10-27 05:11:59,665 INFO L130 BoogieDeclarations]: Found specification of procedure EBStack_init [2018-10-27 05:11:59,666 INFO L138 BoogieDeclarations]: Found implementation of procedure EBStack_init [2018-10-27 05:11:59,666 INFO L130 BoogieDeclarations]: Found specification of procedure isEmpty [2018-10-27 05:11:59,666 INFO L138 BoogieDeclarations]: Found implementation of procedure isEmpty [2018-10-27 05:11:59,666 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_release [2018-10-27 05:11:59,668 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_release [2018-10-27 05:11:59,668 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:11:59,669 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:11:59,670 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 05:12:03,175 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:12:03,226 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:03,227 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:03,228 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:12:03,235 INFO L168 Benchmark]: Toolchain (without parser) took 4544.47 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 178.3 MB). Free memory was 942.5 MB in the beginning and 1.0 GB in the end (delta: -85.9 MB). Peak memory consumption was 92.4 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:03,238 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 973.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:12:03,238 INFO L168 Benchmark]: CACSL2BoogieTranslator took 695.17 ms. Allocated memory is still 1.0 GB. Free memory was 942.5 MB in the beginning and 904.9 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:03,239 INFO L168 Benchmark]: Boogie Procedure Inliner took 150.88 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 178.3 MB). Free memory was 904.9 MB in the beginning and 1.2 GB in the end (delta: -260.1 MB). Peak memory consumption was 18.8 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:03,240 INFO L168 Benchmark]: Boogie Preprocessor took 55.10 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 13.0 MB). Peak memory consumption was 13.0 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:03,241 INFO L168 Benchmark]: RCFGBuilder took 3637.34 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.0 GB in the end (delta: 123.6 MB). Peak memory consumption was 123.6 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:03,244 INFO L336 ainManager$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 973.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 695.17 ms. Allocated memory is still 1.0 GB. Free memory was 942.5 MB in the beginning and 904.9 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 150.88 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 178.3 MB). Free memory was 904.9 MB in the beginning and 1.2 GB in the end (delta: -260.1 MB). Peak memory consumption was 18.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 55.10 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: 13.0 MB). Peak memory consumption was 13.0 MB. Max. memory is 11.5 GB. * RCFGBuilder took 3637.34 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.0 GB in the end (delta: 123.6 MB). Peak memory consumption was 123.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: null: de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...