./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-lit/qw2004_variant_true-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_32f3bd72-49df-401e-921c-019349b61157/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_32f3bd72-49df-401e-921c-019349b61157/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_32f3bd72-49df-401e-921c-019349b61157/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_32f3bd72-49df-401e-921c-019349b61157/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-lit/qw2004_variant_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_32f3bd72-49df-401e-921c-019349b61157/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_32f3bd72-49df-401e-921c-019349b61157/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 61726ee772b1faafc83e7b11d41706f173496cb7 ............................................................................................................................................................................................................ 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_32f3bd72-49df-401e-921c-019349b61157/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_32f3bd72-49df-401e-921c-019349b61157/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_32f3bd72-49df-401e-921c-019349b61157/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_32f3bd72-49df-401e-921c-019349b61157/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-lit/qw2004_variant_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_32f3bd72-49df-401e-921c-019349b61157/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_32f3bd72-49df-401e-921c-019349b61157/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 61726ee772b1faafc83e7b11d41706f173496cb7 ..................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: AssertionError: already ended atomic mode --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-02 05:12:52,839 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 05:12:52,840 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 05:12:52,848 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 05:12:52,848 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 05:12:52,848 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 05:12:52,849 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 05:12:52,850 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 05:12:52,851 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 05:12:52,852 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 05:12:52,852 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 05:12:52,853 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 05:12:52,853 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 05:12:52,854 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 05:12:52,855 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 05:12:52,855 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 05:12:52,856 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 05:12:52,857 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 05:12:52,858 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 05:12:52,859 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 05:12:52,860 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 05:12:52,861 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 05:12:52,863 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 05:12:52,863 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 05:12:52,863 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 05:12:52,864 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 05:12:52,864 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 05:12:52,865 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 05:12:52,866 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 05:12:52,866 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 05:12:52,867 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 05:12:52,867 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 05:12:52,867 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 05:12:52,867 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 05:12:52,868 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 05:12:52,868 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 05:12:52,868 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_32f3bd72-49df-401e-921c-019349b61157/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-12-02 05:12:52,878 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 05:12:52,878 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 05:12:52,879 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 05:12:52,879 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-02 05:12:52,879 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-02 05:12:52,879 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-02 05:12:52,879 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-02 05:12:52,879 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-12-02 05:12:52,879 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-02 05:12:52,879 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-02 05:12:52,880 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-12-02 05:12:52,880 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-12-02 05:12:52,880 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-02 05:12:52,880 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 05:12:52,880 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 05:12:52,880 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 05:12:52,880 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 05:12:52,881 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 05:12:52,881 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 05:12:52,881 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 05:12:52,881 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 05:12:52,881 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 05:12:52,881 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 05:12:52,881 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 05:12:52,882 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 05:12:52,882 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-02 05:12:52,882 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 05:12:52,882 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-02 05:12:52,882 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-02 05:12:52,882 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 05:12:52,882 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 05:12:52,882 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 05:12:52,882 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-12-02 05:12:52,882 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 05:12:52,882 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-02 05:12:52,882 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-12-02 05:12:52,882 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_32f3bd72-49df-401e-921c-019349b61157/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 -> 61726ee772b1faafc83e7b11d41706f173496cb7 [2018-12-02 05:12:52,905 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 05:12:52,911 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 05:12:52,913 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 05:12:52,914 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 05:12:52,914 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 05:12:52,915 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_32f3bd72-49df-401e-921c-019349b61157/bin-2019/utaipan/../../sv-benchmarks/c/pthread-lit/qw2004_variant_true-unreach-call.i [2018-12-02 05:12:52,949 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_32f3bd72-49df-401e-921c-019349b61157/bin-2019/utaipan/data/eca45c398/875bded6c03f41f4bb0beadb4232673e/FLAG36ceef127 [2018-12-02 05:12:53,360 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 05:12:53,361 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_32f3bd72-49df-401e-921c-019349b61157/sv-benchmarks/c/pthread-lit/qw2004_variant_true-unreach-call.i [2018-12-02 05:12:53,367 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_32f3bd72-49df-401e-921c-019349b61157/bin-2019/utaipan/data/eca45c398/875bded6c03f41f4bb0beadb4232673e/FLAG36ceef127 [2018-12-02 05:12:53,375 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_32f3bd72-49df-401e-921c-019349b61157/bin-2019/utaipan/data/eca45c398/875bded6c03f41f4bb0beadb4232673e [2018-12-02 05:12:53,377 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 05:12:53,378 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 05:12:53,379 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 05:12:53,379 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 05:12:53,381 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 05:12:53,381 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 05:12:53" (1/1) ... [2018-12-02 05:12:53,383 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7014c445 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:12:53, skipping insertion in model container [2018-12-02 05:12:53,383 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 05:12:53" (1/1) ... [2018-12-02 05:12:53,387 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 05:12:53,405 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 05:12:53,558 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 05:12:53,597 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 05:12:53,620 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 05:12:53,650 INFO L195 MainTranslator]: Completed translation [2018-12-02 05:12:53,651 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:12:53 WrapperNode [2018-12-02 05:12:53,651 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 05:12:53,651 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 05:12:53,652 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 05:12:53,652 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 05:12:53,657 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:12:53" (1/1) ... [2018-12-02 05:12:53,665 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:12:53" (1/1) ... [2018-12-02 05:12:53,678 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 05:12:53,679 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 05:12:53,679 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 05:12:53,679 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 05:12:53,684 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:12:53" (1/1) ... [2018-12-02 05:12:53,684 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:12:53" (1/1) ... [2018-12-02 05:12:53,686 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:12:53" (1/1) ... [2018-12-02 05:12:53,686 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:12:53" (1/1) ... [2018-12-02 05:12:53,689 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:12:53" (1/1) ... [2018-12-02 05:12:53,692 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:12:53" (1/1) ... [2018-12-02 05:12:53,693 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:12:53" (1/1) ... [2018-12-02 05:12:53,694 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 05:12:53,695 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 05:12:53,695 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 05:12:53,695 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 05:12:53,695 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:12:53" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_32f3bd72-49df-401e-921c-019349b61157/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 [2018-12-02 05:12:53,736 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-02 05:12:53,736 INFO L130 BoogieDeclarations]: Found specification of procedure BCSP_PnpStop [2018-12-02 05:12:53,736 INFO L138 BoogieDeclarations]: Found implementation of procedure BCSP_PnpStop [2018-12-02 05:12:53,736 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-02 05:12:53,736 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2018-12-02 05:12:53,736 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-02 05:12:53,736 INFO L130 BoogieDeclarations]: Found specification of procedure BCSP_PnpAdd [2018-12-02 05:12:53,736 INFO L138 BoogieDeclarations]: Found implementation of procedure BCSP_PnpAdd [2018-12-02 05:12:53,737 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2018-12-02 05:12:53,737 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 05:12:53,737 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 05:12:53,738 WARN L198 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-12-02 05:12:53,848 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.AssertionError: already ended atomic mode at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.processCallStatement(CfgBuilder.java:1174) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.buildProcedureCfgFromImplementation(CfgBuilder.java:670) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.access$1(CfgBuilder.java:553) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:254) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:89) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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) [2018-12-02 05:12:53,850 INFO L168 Benchmark]: Toolchain (without parser) took 472.66 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 70.8 MB). Free memory was 952.4 MB in the beginning and 1.0 GB in the end (delta: -73.3 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 05:12:53,851 INFO L168 Benchmark]: CDTParser took 0.11 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. [2018-12-02 05:12:53,851 INFO L168 Benchmark]: CACSL2BoogieTranslator took 272.41 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 70.8 MB). Free memory was 952.4 MB in the beginning and 1.0 GB in the end (delta: -93.1 MB). Peak memory consumption was 31.2 MB. Max. memory is 11.5 GB. [2018-12-02 05:12:53,852 INFO L168 Benchmark]: Boogie Procedure Inliner took 26.87 ms. Allocated memory is still 1.1 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 05:12:53,852 INFO L168 Benchmark]: Boogie Preprocessor took 15.78 ms. Allocated memory is still 1.1 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 05:12:53,853 INFO L168 Benchmark]: RCFGBuilder took 155.12 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 19.8 MB). Peak memory consumption was 19.8 MB. Max. memory is 11.5 GB. [2018-12-02 05:12:53,855 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 272.41 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 70.8 MB). Free memory was 952.4 MB in the beginning and 1.0 GB in the end (delta: -93.1 MB). Peak memory consumption was 31.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 26.87 ms. Allocated memory is still 1.1 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 15.78 ms. Allocated memory is still 1.1 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 155.12 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 19.8 MB). Peak memory consumption was 19.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: AssertionError: already ended atomic mode de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: AssertionError: already ended atomic mode: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.processCallStatement(CfgBuilder.java:1174) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-635dfa2 [2018-12-02 05:12:55,198 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 05:12:55,199 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 05:12:55,205 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 05:12:55,205 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 05:12:55,206 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 05:12:55,207 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 05:12:55,208 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 05:12:55,209 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 05:12:55,210 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 05:12:55,210 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 05:12:55,210 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 05:12:55,211 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 05:12:55,211 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 05:12:55,212 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 05:12:55,212 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 05:12:55,213 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 05:12:55,214 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 05:12:55,215 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 05:12:55,216 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 05:12:55,217 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 05:12:55,218 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 05:12:55,219 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 05:12:55,219 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 05:12:55,220 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 05:12:55,220 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 05:12:55,221 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 05:12:55,221 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 05:12:55,221 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 05:12:55,222 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 05:12:55,222 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 05:12:55,222 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 05:12:55,222 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 05:12:55,222 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 05:12:55,223 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 05:12:55,223 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 05:12:55,223 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_32f3bd72-49df-401e-921c-019349b61157/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-12-02 05:12:55,231 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 05:12:55,232 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 05:12:55,232 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 05:12:55,232 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-02 05:12:55,232 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-02 05:12:55,232 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-02 05:12:55,232 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-02 05:12:55,233 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-02 05:12:55,233 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-02 05:12:55,233 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-02 05:12:55,233 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 05:12:55,233 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 05:12:55,233 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 05:12:55,233 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 05:12:55,234 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 05:12:55,234 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 05:12:55,234 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 05:12:55,234 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-02 05:12:55,234 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-02 05:12:55,234 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 05:12:55,234 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 05:12:55,234 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 05:12:55,234 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 05:12:55,234 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 05:12:55,234 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-02 05:12:55,235 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 05:12:55,235 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-02 05:12:55,235 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-02 05:12:55,235 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 05:12:55,235 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 05:12:55,235 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 05:12:55,235 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-12-02 05:12:55,235 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 05:12:55,235 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-02 05:12:55,235 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-02 05:12:55,235 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_32f3bd72-49df-401e-921c-019349b61157/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 -> 61726ee772b1faafc83e7b11d41706f173496cb7 [2018-12-02 05:12:55,254 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 05:12:55,263 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 05:12:55,266 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 05:12:55,267 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 05:12:55,267 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 05:12:55,268 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_32f3bd72-49df-401e-921c-019349b61157/bin-2019/utaipan/../../sv-benchmarks/c/pthread-lit/qw2004_variant_true-unreach-call.i [2018-12-02 05:12:55,314 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_32f3bd72-49df-401e-921c-019349b61157/bin-2019/utaipan/data/5fb04ce14/fc93673d84d94d49acd82b4cec05e248/FLAG95cb4e05f [2018-12-02 05:12:55,669 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 05:12:55,669 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_32f3bd72-49df-401e-921c-019349b61157/sv-benchmarks/c/pthread-lit/qw2004_variant_true-unreach-call.i [2018-12-02 05:12:55,676 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_32f3bd72-49df-401e-921c-019349b61157/bin-2019/utaipan/data/5fb04ce14/fc93673d84d94d49acd82b4cec05e248/FLAG95cb4e05f [2018-12-02 05:12:55,684 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_32f3bd72-49df-401e-921c-019349b61157/bin-2019/utaipan/data/5fb04ce14/fc93673d84d94d49acd82b4cec05e248 [2018-12-02 05:12:55,686 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 05:12:55,687 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 05:12:55,687 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 05:12:55,687 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 05:12:55,689 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 05:12:55,690 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 05:12:55" (1/1) ... [2018-12-02 05:12:55,691 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@9d6b1f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:12:55, skipping insertion in model container [2018-12-02 05:12:55,692 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 05:12:55" (1/1) ... [2018-12-02 05:12:55,696 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 05:12:55,714 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 05:12:55,876 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 05:12:55,885 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 05:12:55,911 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 05:12:55,977 INFO L195 MainTranslator]: Completed translation [2018-12-02 05:12:55,977 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:12:55 WrapperNode [2018-12-02 05:12:55,977 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 05:12:55,978 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 05:12:55,978 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 05:12:55,978 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 05:12:55,983 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:12:55" (1/1) ... [2018-12-02 05:12:55,992 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:12:55" (1/1) ... [2018-12-02 05:12:56,004 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 05:12:56,004 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 05:12:56,004 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 05:12:56,004 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 05:12:56,009 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:12:55" (1/1) ... [2018-12-02 05:12:56,009 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:12:55" (1/1) ... [2018-12-02 05:12:56,011 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:12:55" (1/1) ... [2018-12-02 05:12:56,011 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:12:55" (1/1) ... [2018-12-02 05:12:56,015 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:12:55" (1/1) ... [2018-12-02 05:12:56,018 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:12:55" (1/1) ... [2018-12-02 05:12:56,019 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:12:55" (1/1) ... [2018-12-02 05:12:56,021 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 05:12:56,021 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 05:12:56,021 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 05:12:56,021 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 05:12:56,022 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:12:55" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_32f3bd72-49df-401e-921c-019349b61157/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 [2018-12-02 05:12:56,052 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-02 05:12:56,052 INFO L130 BoogieDeclarations]: Found specification of procedure BCSP_PnpStop [2018-12-02 05:12:56,052 INFO L138 BoogieDeclarations]: Found implementation of procedure BCSP_PnpStop [2018-12-02 05:12:56,052 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2018-12-02 05:12:56,052 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-02 05:12:56,052 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-02 05:12:56,052 INFO L130 BoogieDeclarations]: Found specification of procedure BCSP_PnpAdd [2018-12-02 05:12:56,052 INFO L138 BoogieDeclarations]: Found implementation of procedure BCSP_PnpAdd [2018-12-02 05:12:56,052 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2018-12-02 05:12:56,052 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 05:12:56,053 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 05:12:56,053 WARN L198 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-12-02 05:12:56,158 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.AssertionError: already ended atomic mode at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.processCallStatement(CfgBuilder.java:1174) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.buildProcedureCfgFromImplementation(CfgBuilder.java:670) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.access$1(CfgBuilder.java:553) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:254) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:89) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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) [2018-12-02 05:12:56,160 INFO L168 Benchmark]: Toolchain (without parser) took 474.07 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.1 MB). Free memory was 938.0 MB in the beginning and 1.1 GB in the end (delta: -165.7 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 05:12:56,161 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 05:12:56,162 INFO L168 Benchmark]: CACSL2BoogieTranslator took 290.34 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.1 MB). Free memory was 938.0 MB in the beginning and 1.1 GB in the end (delta: -190.5 MB). Peak memory consumption was 44.1 MB. Max. memory is 11.5 GB. [2018-12-02 05:12:56,162 INFO L168 Benchmark]: Boogie Procedure Inliner took 25.79 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: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2018-12-02 05:12:56,163 INFO L168 Benchmark]: Boogie Preprocessor took 16.97 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 05:12:56,163 INFO L168 Benchmark]: RCFGBuilder took 138.83 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: 18.1 MB). Peak memory consumption was 18.1 MB. Max. memory is 11.5 GB. [2018-12-02 05:12:56,166 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 290.34 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.1 MB). Free memory was 938.0 MB in the beginning and 1.1 GB in the end (delta: -190.5 MB). Peak memory consumption was 44.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 25.79 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 16.97 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 138.83 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 18.1 MB). Peak memory consumption was 18.1 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: AssertionError: already ended atomic mode de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: AssertionError: already ended atomic mode: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.processCallStatement(CfgBuilder.java:1174) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...