./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-wmm/rfi008_tso.opt_false-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_1e787414-b24e-4939-8aa7-757d65d1a3c1/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_1e787414-b24e-4939-8aa7-757d65d1a3c1/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_1e787414-b24e-4939-8aa7-757d65d1a3c1/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_1e787414-b24e-4939-8aa7-757d65d1a3c1/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/rfi008_tso.opt_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_1e787414-b24e-4939-8aa7-757d65d1a3c1/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_1e787414-b24e-4939-8aa7-757d65d1a3c1/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 bc713c31b06669528d871c075de49e25ac9a8a6c ............................................................................................................................................................................................................ 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_1e787414-b24e-4939-8aa7-757d65d1a3c1/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_1e787414-b24e-4939-8aa7-757d65d1a3c1/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_1e787414-b24e-4939-8aa7-757d65d1a3c1/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_1e787414-b24e-4939-8aa7-757d65d1a3c1/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/rfi008_tso.opt_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_1e787414-b24e-4939-8aa7-757d65d1a3c1/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_1e787414-b24e-4939-8aa7-757d65d1a3c1/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 bc713c31b06669528d871c075de49e25ac9a8a6c ..................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: null --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 10:09:12,892 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 10:09:12,894 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 10:09:12,902 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 10:09:12,902 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 10:09:12,903 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 10:09:12,904 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 10:09:12,905 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 10:09:12,906 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 10:09:12,907 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 10:09:12,907 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 10:09:12,908 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 10:09:12,908 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 10:09:12,909 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 10:09:12,910 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 10:09:12,910 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 10:09:12,911 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 10:09:12,912 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 10:09:12,914 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 10:09:12,915 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 10:09:12,915 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 10:09:12,916 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 10:09:12,918 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 10:09:12,918 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 10:09:12,918 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 10:09:12,919 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 10:09:12,920 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 10:09:12,920 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 10:09:12,921 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 10:09:12,922 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 10:09:12,922 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 10:09:12,922 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 10:09:12,922 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 10:09:12,922 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 10:09:12,923 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 10:09:12,924 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 10:09:12,924 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_1e787414-b24e-4939-8aa7-757d65d1a3c1/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-10 10:09:12,934 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 10:09:12,934 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 10:09:12,935 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 10:09:12,935 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 10:09:12,935 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 10:09:12,935 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 10:09:12,935 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-10 10:09:12,936 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 10:09:12,936 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-10 10:09:12,936 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-10 10:09:12,936 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 10:09:12,936 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 10:09:12,937 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 10:09:12,937 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 10:09:12,937 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 10:09:12,937 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 10:09:12,937 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 10:09:12,937 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 10:09:12,937 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 10:09:12,938 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 10:09:12,938 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 10:09:12,938 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 10:09:12,938 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 10:09:12,938 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 10:09:12,938 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 10:09:12,939 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 10:09:12,939 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 10:09:12,939 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 10:09:12,939 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 10:09:12,939 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 10:09:12,939 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-10 10:09:12,939 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 10:09:12,940 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 10:09:12,940 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-10 10:09:12,940 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_1e787414-b24e-4939-8aa7-757d65d1a3c1/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 -> bc713c31b06669528d871c075de49e25ac9a8a6c [2018-11-10 10:09:12,965 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 10:09:12,973 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 10:09:12,975 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 10:09:12,976 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 10:09:12,976 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 10:09:12,977 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_1e787414-b24e-4939-8aa7-757d65d1a3c1/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/rfi008_tso.opt_false-unreach-call.i [2018-11-10 10:09:13,013 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1e787414-b24e-4939-8aa7-757d65d1a3c1/bin-2019/utaipan/data/ea68bf586/2e38ec964a2f4a87b8319b4d2e6f7728/FLAG9a397ff65 [2018-11-10 10:09:13,382 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 10:09:13,383 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_1e787414-b24e-4939-8aa7-757d65d1a3c1/sv-benchmarks/c/pthread-wmm/rfi008_tso.opt_false-unreach-call.i [2018-11-10 10:09:13,392 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1e787414-b24e-4939-8aa7-757d65d1a3c1/bin-2019/utaipan/data/ea68bf586/2e38ec964a2f4a87b8319b4d2e6f7728/FLAG9a397ff65 [2018-11-10 10:09:13,402 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_1e787414-b24e-4939-8aa7-757d65d1a3c1/bin-2019/utaipan/data/ea68bf586/2e38ec964a2f4a87b8319b4d2e6f7728 [2018-11-10 10:09:13,404 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 10:09:13,405 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 10:09:13,405 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 10:09:13,405 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 10:09:13,408 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 10:09:13,408 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 10:09:13" (1/1) ... [2018-11-10 10:09:13,410 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@307cca57 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:09:13, skipping insertion in model container [2018-11-10 10:09:13,410 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 10:09:13" (1/1) ... [2018-11-10 10:09:13,416 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 10:09:13,447 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 10:09:13,685 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 10:09:13,690 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 10:09:13,739 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 10:09:13,788 INFO L193 MainTranslator]: Completed translation [2018-11-10 10:09:13,788 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:09:13 WrapperNode [2018-11-10 10:09:13,788 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 10:09:13,789 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 10:09:13,789 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 10:09:13,789 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 10:09:13,849 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:09:13" (1/1) ... [2018-11-10 10:09:13,863 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:09:13" (1/1) ... [2018-11-10 10:09:13,887 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 10:09:13,888 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 10:09:13,888 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 10:09:13,888 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 10:09:13,897 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:09:13" (1/1) ... [2018-11-10 10:09:13,897 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:09:13" (1/1) ... [2018-11-10 10:09:13,902 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:09:13" (1/1) ... [2018-11-10 10:09:13,902 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:09:13" (1/1) ... [2018-11-10 10:09:13,909 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:09:13" (1/1) ... [2018-11-10 10:09:13,911 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:09:13" (1/1) ... [2018-11-10 10:09:13,912 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:09:13" (1/1) ... [2018-11-10 10:09:13,914 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 10:09:13,915 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 10:09:13,915 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 10:09:13,915 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 10:09:13,915 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:09:13" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1e787414-b24e-4939-8aa7-757d65d1a3c1/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 10:09:13,951 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-10 10:09:13,951 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-10 10:09:13,951 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 10:09:13,952 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 10:09:13,952 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 10:09:13,952 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 10:09:13,952 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-11-10 10:09:13,952 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-11-10 10:09:13,952 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-11-10 10:09:13,952 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-11-10 10:09:13,952 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 10:09:13,952 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 10:09:13,953 WARN L200 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-11-10 10:09:14,552 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 10:09:14,582 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 10:09:14,582 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 10:09:14,585 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 10:09:14,585 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 10:09:14,586 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 10:09:14,586 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 10:09:14,587 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException at de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:371) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:89) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 10:09:14,589 INFO L168 Benchmark]: Toolchain (without parser) took 1185.25 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 163.6 MB). Free memory was 957.5 MB in the beginning and 1.1 GB in the end (delta: -116.2 MB). Peak memory consumption was 47.4 MB. Max. memory is 11.5 GB. [2018-11-10 10:09:14,591 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 10:09:14,591 INFO L168 Benchmark]: CACSL2BoogieTranslator took 383.36 ms. Allocated memory is still 1.0 GB. Free memory was 957.5 MB in the beginning and 916.2 MB in the end (delta: 41.3 MB). Peak memory consumption was 41.3 MB. Max. memory is 11.5 GB. [2018-11-10 10:09:14,592 INFO L168 Benchmark]: Boogie Procedure Inliner took 98.65 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 163.6 MB). Free memory was 916.2 MB in the beginning and 1.2 GB in the end (delta: -240.8 MB). Peak memory consumption was 17.1 MB. Max. memory is 11.5 GB. [2018-11-10 10:09:14,592 INFO L168 Benchmark]: Boogie Preprocessor took 26.80 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. [2018-11-10 10:09:14,593 INFO L168 Benchmark]: RCFGBuilder took 674.16 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 79.9 MB). Peak memory consumption was 79.9 MB. Max. memory is 11.5 GB. [2018-11-10 10:09:14,595 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 383.36 ms. Allocated memory is still 1.0 GB. Free memory was 957.5 MB in the beginning and 916.2 MB in the end (delta: 41.3 MB). Peak memory consumption was 41.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 98.65 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 163.6 MB). Free memory was 916.2 MB in the beginning and 1.2 GB in the end (delta: -240.8 MB). Peak memory consumption was 17.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 26.80 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 674.16 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 79.9 MB). Peak memory consumption was 79.9 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: null: de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-11-10 10:09:16,053 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 10:09:16,054 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 10:09:16,063 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 10:09:16,063 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 10:09:16,064 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 10:09:16,065 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 10:09:16,066 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 10:09:16,067 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 10:09:16,068 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 10:09:16,068 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 10:09:16,068 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 10:09:16,069 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 10:09:16,070 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 10:09:16,070 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 10:09:16,071 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 10:09:16,071 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 10:09:16,073 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 10:09:16,074 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 10:09:16,075 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 10:09:16,075 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 10:09:16,076 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 10:09:16,078 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 10:09:16,078 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 10:09:16,078 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 10:09:16,079 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 10:09:16,079 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 10:09:16,080 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 10:09:16,080 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 10:09:16,081 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 10:09:16,081 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 10:09:16,082 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 10:09:16,082 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 10:09:16,082 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 10:09:16,083 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 10:09:16,083 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 10:09:16,083 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_1e787414-b24e-4939-8aa7-757d65d1a3c1/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-11-10 10:09:16,094 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 10:09:16,094 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 10:09:16,095 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 10:09:16,095 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 10:09:16,095 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 10:09:16,095 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 10:09:16,095 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 10:09:16,096 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 10:09:16,096 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 10:09:16,096 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 10:09:16,096 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 10:09:16,096 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 10:09:16,097 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 10:09:16,097 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 10:09:16,097 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 10:09:16,097 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-10 10:09:16,097 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-10 10:09:16,097 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 10:09:16,097 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 10:09:16,097 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 10:09:16,098 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 10:09:16,098 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 10:09:16,098 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 10:09:16,098 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 10:09:16,098 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 10:09:16,098 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 10:09:16,098 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 10:09:16,099 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 10:09:16,099 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-10 10:09:16,099 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 10:09:16,099 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-10 10:09:16,099 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-10 10:09:16,099 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_1e787414-b24e-4939-8aa7-757d65d1a3c1/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 -> bc713c31b06669528d871c075de49e25ac9a8a6c [2018-11-10 10:09:16,128 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 10:09:16,138 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 10:09:16,140 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 10:09:16,142 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 10:09:16,142 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 10:09:16,143 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_1e787414-b24e-4939-8aa7-757d65d1a3c1/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/rfi008_tso.opt_false-unreach-call.i [2018-11-10 10:09:16,188 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1e787414-b24e-4939-8aa7-757d65d1a3c1/bin-2019/utaipan/data/41ec23e2f/498d8741e59147cdacab3b3fb2abe599/FLAGd394b523c [2018-11-10 10:09:16,545 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 10:09:16,546 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_1e787414-b24e-4939-8aa7-757d65d1a3c1/sv-benchmarks/c/pthread-wmm/rfi008_tso.opt_false-unreach-call.i [2018-11-10 10:09:16,556 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1e787414-b24e-4939-8aa7-757d65d1a3c1/bin-2019/utaipan/data/41ec23e2f/498d8741e59147cdacab3b3fb2abe599/FLAGd394b523c [2018-11-10 10:09:16,565 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_1e787414-b24e-4939-8aa7-757d65d1a3c1/bin-2019/utaipan/data/41ec23e2f/498d8741e59147cdacab3b3fb2abe599 [2018-11-10 10:09:16,567 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 10:09:16,568 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 10:09:16,568 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 10:09:16,568 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 10:09:16,571 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 10:09:16,571 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 10:09:16" (1/1) ... [2018-11-10 10:09:16,573 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5354c663 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:09:16, skipping insertion in model container [2018-11-10 10:09:16,573 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 10:09:16" (1/1) ... [2018-11-10 10:09:16,579 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 10:09:16,615 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 10:09:16,873 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 10:09:16,879 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 10:09:16,924 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 10:09:16,965 INFO L193 MainTranslator]: Completed translation [2018-11-10 10:09:16,965 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:09:16 WrapperNode [2018-11-10 10:09:16,965 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 10:09:16,966 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 10:09:16,966 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 10:09:16,966 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 10:09:16,971 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:09:16" (1/1) ... [2018-11-10 10:09:16,983 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:09:16" (1/1) ... [2018-11-10 10:09:17,046 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 10:09:17,047 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 10:09:17,047 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 10:09:17,047 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 10:09:17,055 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:09:16" (1/1) ... [2018-11-10 10:09:17,055 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:09:16" (1/1) ... [2018-11-10 10:09:17,059 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:09:16" (1/1) ... [2018-11-10 10:09:17,059 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:09:16" (1/1) ... [2018-11-10 10:09:17,066 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:09:16" (1/1) ... [2018-11-10 10:09:17,069 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:09:16" (1/1) ... [2018-11-10 10:09:17,071 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:09:16" (1/1) ... [2018-11-10 10:09:17,074 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 10:09:17,074 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 10:09:17,074 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 10:09:17,074 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 10:09:17,075 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:09:16" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1e787414-b24e-4939-8aa7-757d65d1a3c1/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 10:09:17,107 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-10 10:09:17,107 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-10 10:09:17,107 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 10:09:17,107 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 10:09:17,108 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 10:09:17,108 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 10:09:17,108 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-11-10 10:09:17,108 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-11-10 10:09:17,108 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-11-10 10:09:17,108 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-11-10 10:09:17,108 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 10:09:17,108 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 10:09:17,110 WARN L200 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-11-10 10:09:17,747 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 10:09:17,784 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 10:09:17,785 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 10:09:17,787 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 10:09:17,787 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 10:09:17,788 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 10:09:17,788 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 10:09:17,789 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException at de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:371) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:89) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 10:09:17,792 INFO L168 Benchmark]: Toolchain (without parser) took 1224.48 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.1 MB). Free memory was 943.8 MB in the beginning and 1.0 GB in the end (delta: -93.4 MB). Peak memory consumption was 38.7 MB. Max. memory is 11.5 GB. [2018-11-10 10:09:17,793 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 10:09:17,793 INFO L168 Benchmark]: CACSL2BoogieTranslator took 397.17 ms. Allocated memory is still 1.0 GB. Free memory was 943.8 MB in the beginning and 906.3 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2018-11-10 10:09:17,794 INFO L168 Benchmark]: Boogie Procedure Inliner took 80.79 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.1 MB). Free memory was 906.3 MB in the beginning and 1.1 GB in the end (delta: -212.1 MB). Peak memory consumption was 23.3 MB. Max. memory is 11.5 GB. [2018-11-10 10:09:17,794 INFO L168 Benchmark]: Boogie Preprocessor took 27.07 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 10:09:17,795 INFO L168 Benchmark]: RCFGBuilder took 717.31 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 81.2 MB). Peak memory consumption was 81.2 MB. Max. memory is 11.5 GB. [2018-11-10 10:09:17,797 INFO L336 ainManager$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 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 397.17 ms. Allocated memory is still 1.0 GB. Free memory was 943.8 MB in the beginning and 906.3 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 80.79 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.1 MB). Free memory was 906.3 MB in the beginning and 1.1 GB in the end (delta: -212.1 MB). Peak memory consumption was 23.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 27.07 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 717.31 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 81.2 MB). Peak memory consumption was 81.2 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...