./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-wmm/safe024_rmo.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_ca4ac622-0fc8-42fa-a103-f46c74549f57/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_ca4ac622-0fc8-42fa-a103-f46c74549f57/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_ca4ac622-0fc8-42fa-a103-f46c74549f57/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_ca4ac622-0fc8-42fa-a103-f46c74549f57/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe024_rmo.opt_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_ca4ac622-0fc8-42fa-a103-f46c74549f57/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_ca4ac622-0fc8-42fa-a103-f46c74549f57/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 58631991c564468526a95576279cd7f44b1ab4c8 ............................................................................................................................................................................................................. 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_ca4ac622-0fc8-42fa-a103-f46c74549f57/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_ca4ac622-0fc8-42fa-a103-f46c74549f57/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_ca4ac622-0fc8-42fa-a103-f46c74549f57/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_ca4ac622-0fc8-42fa-a103-f46c74549f57/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe024_rmo.opt_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_ca4ac622-0fc8-42fa-a103-f46c74549f57/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_ca4ac622-0fc8-42fa-a103-f46c74549f57/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 58631991c564468526a95576279cd7f44b1ab4c8 ............................................................................................................................................................................................................... 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 13:35:11,854 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 13:35:11,855 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 13:35:11,862 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 13:35:11,862 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 13:35:11,863 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 13:35:11,864 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 13:35:11,865 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 13:35:11,866 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 13:35:11,866 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 13:35:11,867 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 13:35:11,867 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 13:35:11,868 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 13:35:11,868 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 13:35:11,869 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 13:35:11,870 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 13:35:11,870 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 13:35:11,871 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 13:35:11,873 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 13:35:11,874 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 13:35:11,874 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 13:35:11,875 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 13:35:11,876 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 13:35:11,877 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 13:35:11,877 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 13:35:11,877 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 13:35:11,878 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 13:35:11,879 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 13:35:11,879 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 13:35:11,880 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 13:35:11,880 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 13:35:11,880 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 13:35:11,880 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 13:35:11,881 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 13:35:11,881 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 13:35:11,882 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 13:35:11,882 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_ca4ac622-0fc8-42fa-a103-f46c74549f57/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-10 13:35:11,891 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 13:35:11,892 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 13:35:11,892 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 13:35:11,892 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 13:35:11,892 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 13:35:11,893 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 13:35:11,893 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-10 13:35:11,893 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 13:35:11,893 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-10 13:35:11,893 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-10 13:35:11,893 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 13:35:11,894 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 13:35:11,894 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 13:35:11,894 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 13:35:11,894 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 13:35:11,894 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 13:35:11,894 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 13:35:11,895 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 13:35:11,895 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 13:35:11,895 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 13:35:11,895 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 13:35:11,895 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 13:35:11,895 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 13:35:11,895 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 13:35:11,895 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 13:35:11,896 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 13:35:11,896 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 13:35:11,896 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 13:35:11,896 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 13:35:11,896 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 13:35:11,896 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-10 13:35:11,896 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 13:35:11,896 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 13:35:11,897 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-10 13:35:11,897 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_ca4ac622-0fc8-42fa-a103-f46c74549f57/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 -> 58631991c564468526a95576279cd7f44b1ab4c8 [2018-11-10 13:35:11,921 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 13:35:11,929 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 13:35:11,931 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 13:35:11,932 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 13:35:11,932 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 13:35:11,933 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_ca4ac622-0fc8-42fa-a103-f46c74549f57/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/safe024_rmo.opt_false-unreach-call.i [2018-11-10 13:35:11,969 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ca4ac622-0fc8-42fa-a103-f46c74549f57/bin-2019/utaipan/data/051d8ef1a/634a873efb854e36a03ec6c03aac2d86/FLAG9d7cd1405 [2018-11-10 13:35:12,315 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 13:35:12,316 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_ca4ac622-0fc8-42fa-a103-f46c74549f57/sv-benchmarks/c/pthread-wmm/safe024_rmo.opt_false-unreach-call.i [2018-11-10 13:35:12,327 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ca4ac622-0fc8-42fa-a103-f46c74549f57/bin-2019/utaipan/data/051d8ef1a/634a873efb854e36a03ec6c03aac2d86/FLAG9d7cd1405 [2018-11-10 13:35:12,338 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_ca4ac622-0fc8-42fa-a103-f46c74549f57/bin-2019/utaipan/data/051d8ef1a/634a873efb854e36a03ec6c03aac2d86 [2018-11-10 13:35:12,341 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 13:35:12,342 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 13:35:12,343 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 13:35:12,343 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 13:35:12,346 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 13:35:12,346 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 01:35:12" (1/1) ... [2018-11-10 13:35:12,349 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7cb1b920 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:35:12, skipping insertion in model container [2018-11-10 13:35:12,349 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 01:35:12" (1/1) ... [2018-11-10 13:35:12,356 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 13:35:12,387 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 13:35:12,604 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 13:35:12,611 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 13:35:12,654 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 13:35:12,738 INFO L193 MainTranslator]: Completed translation [2018-11-10 13:35:12,738 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:35:12 WrapperNode [2018-11-10 13:35:12,738 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 13:35:12,739 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 13:35:12,739 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 13:35:12,739 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 13:35:12,744 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:35:12" (1/1) ... [2018-11-10 13:35:12,758 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:35:12" (1/1) ... [2018-11-10 13:35:12,782 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 13:35:12,782 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 13:35:12,783 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 13:35:12,783 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 13:35:12,791 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:35:12" (1/1) ... [2018-11-10 13:35:12,791 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:35:12" (1/1) ... [2018-11-10 13:35:12,794 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:35:12" (1/1) ... [2018-11-10 13:35:12,794 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:35:12" (1/1) ... [2018-11-10 13:35:12,800 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:35:12" (1/1) ... [2018-11-10 13:35:12,802 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:35:12" (1/1) ... [2018-11-10 13:35:12,804 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:35:12" (1/1) ... [2018-11-10 13:35:12,806 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 13:35:12,806 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 13:35:12,807 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 13:35:12,807 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 13:35:12,807 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:35:12" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ca4ac622-0fc8-42fa-a103-f46c74549f57/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 13:35:12,849 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-10 13:35:12,850 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-10 13:35:12,850 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 13:35:12,850 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 13:35:12,850 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 13:35:12,850 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 13:35:12,850 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-11-10 13:35:12,850 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-11-10 13:35:12,850 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-11-10 13:35:12,851 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-11-10 13:35:12,851 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-11-10 13:35:12,851 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-11-10 13:35:12,851 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 13:35:12,851 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 13:35:12,852 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 13:35:13,429 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 13:35:13,458 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 13:35:13,459 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 13:35:13,461 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 13:35:13,461 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 13:35:13,462 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 13:35:13,462 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 13:35:13,463 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 13:35:13,468 INFO L168 Benchmark]: Toolchain (without parser) took 1126.53 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 162.5 MB). Free memory was 957.5 MB in the beginning and 1.1 GB in the end (delta: -111.8 MB). Peak memory consumption was 50.7 MB. Max. memory is 11.5 GB. [2018-11-10 13:35:13,469 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 13:35:13,470 INFO L168 Benchmark]: CACSL2BoogieTranslator took 395.87 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 162.5 MB). Free memory was 957.5 MB in the beginning and 1.2 GB in the end (delta: -200.7 MB). Peak memory consumption was 59.7 MB. Max. memory is 11.5 GB. [2018-11-10 13:35:13,470 INFO L168 Benchmark]: Boogie Procedure Inliner took 43.53 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2018-11-10 13:35:13,471 INFO L168 Benchmark]: Boogie Preprocessor took 23.74 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 13:35:13,471 INFO L168 Benchmark]: RCFGBuilder took 660.75 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 82.3 MB). Peak memory consumption was 82.3 MB. Max. memory is 11.5 GB. [2018-11-10 13:35:13,474 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 395.87 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 162.5 MB). Free memory was 957.5 MB in the beginning and 1.2 GB in the end (delta: -200.7 MB). Peak memory consumption was 59.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 43.53 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: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 23.74 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 660.75 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: 82.3 MB). Peak memory consumption was 82.3 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 13:35:14,923 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 13:35:14,924 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 13:35:14,931 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 13:35:14,931 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 13:35:14,932 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 13:35:14,933 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 13:35:14,934 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 13:35:14,935 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 13:35:14,936 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 13:35:14,936 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 13:35:14,936 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 13:35:14,938 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 13:35:14,938 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 13:35:14,939 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 13:35:14,940 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 13:35:14,940 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 13:35:14,942 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 13:35:14,943 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 13:35:14,944 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 13:35:14,945 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 13:35:14,946 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 13:35:14,948 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 13:35:14,948 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 13:35:14,948 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 13:35:14,949 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 13:35:14,950 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 13:35:14,951 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 13:35:14,951 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 13:35:14,952 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 13:35:14,952 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 13:35:14,953 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 13:35:14,953 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 13:35:14,953 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 13:35:14,953 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 13:35:14,954 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 13:35:14,955 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_ca4ac622-0fc8-42fa-a103-f46c74549f57/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-11-10 13:35:14,965 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 13:35:14,966 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 13:35:14,966 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 13:35:14,966 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 13:35:14,967 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 13:35:14,967 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 13:35:14,967 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 13:35:14,967 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 13:35:14,968 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 13:35:14,968 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 13:35:14,968 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 13:35:14,968 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 13:35:14,968 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 13:35:14,968 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 13:35:14,968 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 13:35:14,968 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-10 13:35:14,969 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-10 13:35:14,969 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 13:35:14,969 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 13:35:14,969 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 13:35:14,969 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 13:35:14,969 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 13:35:14,969 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 13:35:14,971 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 13:35:14,971 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 13:35:14,971 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 13:35:14,971 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 13:35:14,971 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 13:35:14,971 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-10 13:35:14,972 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 13:35:14,972 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-10 13:35:14,972 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-10 13:35:14,972 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_ca4ac622-0fc8-42fa-a103-f46c74549f57/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 -> 58631991c564468526a95576279cd7f44b1ab4c8 [2018-11-10 13:35:15,001 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 13:35:15,010 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 13:35:15,012 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 13:35:15,013 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 13:35:15,014 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 13:35:15,014 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_ca4ac622-0fc8-42fa-a103-f46c74549f57/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/safe024_rmo.opt_false-unreach-call.i [2018-11-10 13:35:15,057 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ca4ac622-0fc8-42fa-a103-f46c74549f57/bin-2019/utaipan/data/a4b1d4c12/153c4e167c0c4727beef8a11560dc2da/FLAG2d7fe286a [2018-11-10 13:35:15,496 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 13:35:15,497 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_ca4ac622-0fc8-42fa-a103-f46c74549f57/sv-benchmarks/c/pthread-wmm/safe024_rmo.opt_false-unreach-call.i [2018-11-10 13:35:15,508 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ca4ac622-0fc8-42fa-a103-f46c74549f57/bin-2019/utaipan/data/a4b1d4c12/153c4e167c0c4727beef8a11560dc2da/FLAG2d7fe286a [2018-11-10 13:35:15,517 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_ca4ac622-0fc8-42fa-a103-f46c74549f57/bin-2019/utaipan/data/a4b1d4c12/153c4e167c0c4727beef8a11560dc2da [2018-11-10 13:35:15,519 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 13:35:15,520 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 13:35:15,521 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 13:35:15,521 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 13:35:15,523 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 13:35:15,524 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 01:35:15" (1/1) ... [2018-11-10 13:35:15,525 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18e7fc6b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:35:15, skipping insertion in model container [2018-11-10 13:35:15,525 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 01:35:15" (1/1) ... [2018-11-10 13:35:15,531 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 13:35:15,564 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 13:35:15,814 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 13:35:15,820 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 13:35:15,867 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 13:35:15,918 INFO L193 MainTranslator]: Completed translation [2018-11-10 13:35:15,918 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:35:15 WrapperNode [2018-11-10 13:35:15,918 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 13:35:15,919 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 13:35:15,919 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 13:35:15,919 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 13:35:15,925 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:35:15" (1/1) ... [2018-11-10 13:35:15,937 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:35:15" (1/1) ... [2018-11-10 13:35:15,997 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 13:35:15,997 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 13:35:15,997 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 13:35:15,997 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 13:35:16,003 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:35:15" (1/1) ... [2018-11-10 13:35:16,003 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:35:15" (1/1) ... [2018-11-10 13:35:16,006 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:35:15" (1/1) ... [2018-11-10 13:35:16,006 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:35:15" (1/1) ... [2018-11-10 13:35:16,010 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:35:15" (1/1) ... [2018-11-10 13:35:16,012 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:35:15" (1/1) ... [2018-11-10 13:35:16,014 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:35:15" (1/1) ... [2018-11-10 13:35:16,016 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 13:35:16,017 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 13:35:16,017 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 13:35:16,017 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 13:35:16,018 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:35:15" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ca4ac622-0fc8-42fa-a103-f46c74549f57/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 13:35:16,053 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-10 13:35:16,053 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-10 13:35:16,053 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 13:35:16,053 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 13:35:16,053 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 13:35:16,053 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 13:35:16,053 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-11-10 13:35:16,053 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-11-10 13:35:16,054 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-11-10 13:35:16,054 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-11-10 13:35:16,054 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-11-10 13:35:16,054 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-11-10 13:35:16,054 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 13:35:16,054 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 13:35:16,055 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 13:35:16,645 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 13:35:16,678 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 13:35:16,678 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 13:35:16,680 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 13:35:16,680 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 13:35:16,681 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 13:35:16,681 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 13:35:16,683 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 13:35:16,688 INFO L168 Benchmark]: Toolchain (without parser) took 1168.73 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 114.8 MB). Free memory was 942.5 MB in the beginning and 1.0 GB in the end (delta: -78.6 MB). Peak memory consumption was 36.2 MB. Max. memory is 11.5 GB. [2018-11-10 13:35:16,690 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 13:35:16,690 INFO L168 Benchmark]: CACSL2BoogieTranslator took 397.73 ms. Allocated memory is still 1.0 GB. Free memory was 942.5 MB in the beginning and 904.9 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2018-11-10 13:35:16,690 INFO L168 Benchmark]: Boogie Procedure Inliner took 77.90 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 114.8 MB). Free memory was 904.9 MB in the beginning and 1.1 GB in the end (delta: -196.1 MB). Peak memory consumption was 17.8 MB. Max. memory is 11.5 GB. [2018-11-10 13:35:16,691 INFO L168 Benchmark]: Boogie Preprocessor took 19.66 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 13:35:16,691 INFO L168 Benchmark]: RCFGBuilder took 671.25 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 79.9 MB). Peak memory consumption was 79.9 MB. Max. memory is 11.5 GB. [2018-11-10 13:35:16,693 INFO L336 ainManager$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 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 397.73 ms. Allocated memory is still 1.0 GB. Free memory was 942.5 MB in the beginning and 904.9 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 77.90 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 114.8 MB). Free memory was 904.9 MB in the beginning and 1.1 GB in the end (delta: -196.1 MB). Peak memory consumption was 17.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 19.66 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 671.25 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 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...