./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-ext/05_tas_true-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_045ee069-a153-458c-8b3a-4a7f1bee767d/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_045ee069-a153-458c-8b3a-4a7f1bee767d/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_045ee069-a153-458c-8b3a-4a7f1bee767d/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_045ee069-a153-458c-8b3a-4a7f1bee767d/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-ext/05_tas_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_045ee069-a153-458c-8b3a-4a7f1bee767d/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_045ee069-a153-458c-8b3a-4a7f1bee767d/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 68b8a707e5bda8fbf604b789027f6572ad3672b0 ................................................................................................................................................................................................. 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_045ee069-a153-458c-8b3a-4a7f1bee767d/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_045ee069-a153-458c-8b3a-4a7f1bee767d/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_045ee069-a153-458c-8b3a-4a7f1bee767d/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_045ee069-a153-458c-8b3a-4a7f1bee767d/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-ext/05_tas_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_045ee069-a153-458c-8b3a-4a7f1bee767d/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_045ee069-a153-458c-8b3a-4a7f1bee767d/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 68b8a707e5bda8fbf604b789027f6572ad3672b0 ....................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: null --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-10-27 05:11:56,426 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:11:56,427 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:11:56,437 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:11:56,437 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:11:56,438 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:11:56,440 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:11:56,441 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:11:56,443 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:11:56,444 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:11:56,445 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:11:56,445 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:11:56,446 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:11:56,447 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:11:56,448 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:11:56,449 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:11:56,449 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:11:56,451 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:11:56,453 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:11:56,455 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:11:56,456 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:11:56,457 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:11:56,459 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:11:56,460 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:11:56,460 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:11:56,461 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:11:56,462 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:11:56,463 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:11:56,464 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:11:56,465 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:11:56,465 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:11:56,466 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:11:56,466 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:11:56,466 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:11:56,467 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:11:56,468 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:11:56,468 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_045ee069-a153-458c-8b3a-4a7f1bee767d/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-10-27 05:11:56,497 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:11:56,498 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:11:56,499 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:11:56,499 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:11:56,499 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:11:56,499 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:11:56,499 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-27 05:11:56,500 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:11:56,500 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-27 05:11:56,500 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-27 05:11:56,500 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:11:56,501 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:11:56,501 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:11:56,501 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-27 05:11:56,501 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:11:56,502 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:11:56,502 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:11:56,502 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:11:56,502 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:11:56,502 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:11:56,502 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:11:56,503 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:11:56,503 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:11:56,503 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:11:56,503 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:11:56,503 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:11:56,503 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:11:56,504 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:11:56,504 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:11:56,504 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:11:56,504 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-27 05:11:56,504 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:11:56,504 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-27 05:11:56,505 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-27 05:11:56,505 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_045ee069-a153-458c-8b3a-4a7f1bee767d/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 -> 68b8a707e5bda8fbf604b789027f6572ad3672b0 [2018-10-27 05:11:56,536 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:11:56,549 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:11:56,553 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:11:56,555 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:11:56,555 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:11:56,556 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_045ee069-a153-458c-8b3a-4a7f1bee767d/bin-2019/utaipan/../../sv-benchmarks/c/pthread-ext/05_tas_true-unreach-call.i [2018-10-27 05:11:56,616 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_045ee069-a153-458c-8b3a-4a7f1bee767d/bin-2019/utaipan/data/a3d160516/58cee958e26e47edb5949de408c0e60b/FLAGc54ded1e6 [2018-10-27 05:11:57,071 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:11:57,071 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_045ee069-a153-458c-8b3a-4a7f1bee767d/sv-benchmarks/c/pthread-ext/05_tas_true-unreach-call.i [2018-10-27 05:11:57,085 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_045ee069-a153-458c-8b3a-4a7f1bee767d/bin-2019/utaipan/data/a3d160516/58cee958e26e47edb5949de408c0e60b/FLAGc54ded1e6 [2018-10-27 05:11:57,100 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_045ee069-a153-458c-8b3a-4a7f1bee767d/bin-2019/utaipan/data/a3d160516/58cee958e26e47edb5949de408c0e60b [2018-10-27 05:11:57,104 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:11:57,106 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:11:57,107 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:11:57,107 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:11:57,112 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:11:57,113 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:11:57" (1/1) ... [2018-10-27 05:11:57,116 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ef510a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:57, skipping insertion in model container [2018-10-27 05:11:57,116 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:11:57" (1/1) ... [2018-10-27 05:11:57,126 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:11:57,183 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:11:57,492 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:11:57,504 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:11:57,546 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:11:57,629 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:11:57,629 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:57 WrapperNode [2018-10-27 05:11:57,629 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:11:57,630 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:11:57,631 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:11:57,631 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:11:57,640 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:57" (1/1) ... [2018-10-27 05:11:57,654 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:57" (1/1) ... [2018-10-27 05:11:57,748 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:11:57,749 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:11:57,749 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:11:57,749 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:11:57,758 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:57" (1/1) ... [2018-10-27 05:11:57,759 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:57" (1/1) ... [2018-10-27 05:11:57,762 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:57" (1/1) ... [2018-10-27 05:11:57,763 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:57" (1/1) ... [2018-10-27 05:11:57,767 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:57" (1/1) ... [2018-10-27 05:11:57,779 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:57" (1/1) ... [2018-10-27 05:11:57,780 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:57" (1/1) ... [2018-10-27 05:11:57,783 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:11:57,784 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:11:57,784 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:11:57,784 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:11:57,785 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:57" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_045ee069-a153-458c-8b3a-4a7f1bee767d/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:11:57,842 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-10-27 05:11:57,842 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-10-27 05:11:57,842 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:11:57,843 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:11:57,843 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:11:57,843 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:11:57,843 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_TAS [2018-10-27 05:11:57,843 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_TAS [2018-10-27 05:11:57,843 INFO L130 BoogieDeclarations]: Found specification of procedure release_lock [2018-10-27 05:11:57,843 INFO L138 BoogieDeclarations]: Found implementation of procedure release_lock [2018-10-27 05:11:57,844 INFO L130 BoogieDeclarations]: Found specification of procedure acquire_lock [2018-10-27 05:11:57,844 INFO L138 BoogieDeclarations]: Found implementation of procedure acquire_lock [2018-10-27 05:11:57,844 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:11:57,844 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:11:57,847 WARN L200 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-10-27 05:11:58,977 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:11:59,000 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:59,000 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:59,000 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:59,000 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:59,001 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException at de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:371) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:89) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:11:59,004 INFO L168 Benchmark]: Toolchain (without parser) took 1899.96 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 153.6 MB). Free memory was 956.4 MB in the beginning and 1.1 GB in the end (delta: -154.2 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:11:59,006 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:11:59,006 INFO L168 Benchmark]: CACSL2BoogieTranslator took 523.03 ms. Allocated memory is still 1.0 GB. Free memory was 956.4 MB in the beginning and 929.6 MB in the end (delta: 26.8 MB). Peak memory consumption was 26.8 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:59,007 INFO L168 Benchmark]: Boogie Procedure Inliner took 118.14 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 153.6 MB). Free memory was 929.6 MB in the beginning and 1.2 GB in the end (delta: -223.3 MB). Peak memory consumption was 18.9 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:59,007 INFO L168 Benchmark]: Boogie Preprocessor took 34.67 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:59,008 INFO L168 Benchmark]: RCFGBuilder took 1220.17 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 36.9 MB). Peak memory consumption was 36.9 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:59,013 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 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 523.03 ms. Allocated memory is still 1.0 GB. Free memory was 956.4 MB in the beginning and 929.6 MB in the end (delta: 26.8 MB). Peak memory consumption was 26.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 118.14 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 153.6 MB). Free memory was 929.6 MB in the beginning and 1.2 GB in the end (delta: -223.3 MB). Peak memory consumption was 18.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 34.67 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1220.17 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 36.9 MB). Peak memory consumption was 36.9 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 [2018-10-27 05:12:01,204 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:12:01,206 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:12:01,219 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:12:01,220 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:12:01,221 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:12:01,224 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:12:01,225 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:12:01,227 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:12:01,227 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:12:01,228 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:12:01,228 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:12:01,229 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:12:01,230 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:12:01,231 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:12:01,232 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:12:01,233 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:12:01,235 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:12:01,236 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:12:01,238 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:12:01,239 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:12:01,240 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:12:01,242 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:12:01,242 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:12:01,242 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:12:01,243 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:12:01,244 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:12:01,244 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:12:01,245 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:12:01,246 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:12:01,247 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:12:01,247 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:12:01,247 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:12:01,248 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:12:01,248 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:12:01,249 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:12:01,250 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_045ee069-a153-458c-8b3a-4a7f1bee767d/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-10-27 05:12:01,261 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:12:01,261 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:12:01,262 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:12:01,262 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:12:01,262 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:12:01,262 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:12:01,263 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:12:01,263 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:12:01,263 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:12:01,263 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:12:01,264 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:12:01,264 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:12:01,264 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:12:01,264 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:12:01,264 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:12:01,264 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-27 05:12:01,264 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-27 05:12:01,265 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:12:01,265 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:12:01,265 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:12:01,265 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:12:01,269 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:12:01,269 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:12:01,270 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:12:01,270 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:12:01,270 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:12:01,270 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:12:01,270 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:12:01,270 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-10-27 05:12:01,271 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:12:01,271 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-27 05:12:01,271 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-27 05:12:01,271 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_045ee069-a153-458c-8b3a-4a7f1bee767d/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 -> 68b8a707e5bda8fbf604b789027f6572ad3672b0 [2018-10-27 05:12:01,311 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:12:01,330 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:12:01,334 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:12:01,336 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:12:01,336 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:12:01,337 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_045ee069-a153-458c-8b3a-4a7f1bee767d/bin-2019/utaipan/../../sv-benchmarks/c/pthread-ext/05_tas_true-unreach-call.i [2018-10-27 05:12:01,396 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_045ee069-a153-458c-8b3a-4a7f1bee767d/bin-2019/utaipan/data/266ea58f0/2efb9fd4429b4c1397f974b661bdb8ed/FLAG7eec9a236 [2018-10-27 05:12:01,873 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:12:01,874 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_045ee069-a153-458c-8b3a-4a7f1bee767d/sv-benchmarks/c/pthread-ext/05_tas_true-unreach-call.i [2018-10-27 05:12:01,887 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_045ee069-a153-458c-8b3a-4a7f1bee767d/bin-2019/utaipan/data/266ea58f0/2efb9fd4429b4c1397f974b661bdb8ed/FLAG7eec9a236 [2018-10-27 05:12:01,901 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_045ee069-a153-458c-8b3a-4a7f1bee767d/bin-2019/utaipan/data/266ea58f0/2efb9fd4429b4c1397f974b661bdb8ed [2018-10-27 05:12:01,905 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:12:01,907 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:12:01,908 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:12:01,908 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:12:01,912 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:12:01,913 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:12:01" (1/1) ... [2018-10-27 05:12:01,916 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@85dc524 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:01, skipping insertion in model container [2018-10-27 05:12:01,917 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:12:01" (1/1) ... [2018-10-27 05:12:01,927 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:12:01,971 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:12:02,334 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:12:02,347 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:12:02,391 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:12:02,458 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:12:02,458 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:02 WrapperNode [2018-10-27 05:12:02,458 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:12:02,459 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:12:02,459 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:12:02,459 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:12:02,466 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:02" (1/1) ... [2018-10-27 05:12:02,482 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:02" (1/1) ... [2018-10-27 05:12:02,502 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:12:02,503 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:12:02,503 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:12:02,503 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:12:02,511 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:02" (1/1) ... [2018-10-27 05:12:02,511 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:02" (1/1) ... [2018-10-27 05:12:02,515 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:02" (1/1) ... [2018-10-27 05:12:02,515 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:02" (1/1) ... [2018-10-27 05:12:02,522 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:02" (1/1) ... [2018-10-27 05:12:02,587 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:02" (1/1) ... [2018-10-27 05:12:02,592 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:02" (1/1) ... [2018-10-27 05:12:02,595 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:12:02,596 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:12:02,596 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:12:02,596 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:12:02,597 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:02" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_045ee069-a153-458c-8b3a-4a7f1bee767d/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:12:02,640 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-10-27 05:12:02,640 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-10-27 05:12:02,640 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:12:02,640 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:12:02,640 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:12:02,640 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:12:02,641 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_TAS [2018-10-27 05:12:02,641 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_TAS [2018-10-27 05:12:02,641 INFO L130 BoogieDeclarations]: Found specification of procedure release_lock [2018-10-27 05:12:02,641 INFO L138 BoogieDeclarations]: Found implementation of procedure release_lock [2018-10-27 05:12:02,641 INFO L130 BoogieDeclarations]: Found specification of procedure acquire_lock [2018-10-27 05:12:02,641 INFO L138 BoogieDeclarations]: Found implementation of procedure acquire_lock [2018-10-27 05:12:02,641 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:12:02,641 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:12:02,642 WARN L200 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-10-27 05:12:03,539 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:12:03,566 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:03,566 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:03,566 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:03,567 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:03,567 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException at de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:371) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:89) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:12:03,573 INFO L168 Benchmark]: Toolchain (without parser) took 1668.16 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.8 MB). Free memory was 947.9 MB in the beginning and 1.1 GB in the end (delta: -141.1 MB). Peak memory consumption was 5.7 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:03,575 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:12:03,576 INFO L168 Benchmark]: CACSL2BoogieTranslator took 550.61 ms. Allocated memory is still 1.0 GB. Free memory was 947.9 MB in the beginning and 921.0 MB in the end (delta: 26.8 MB). Peak memory consumption was 26.8 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:03,576 INFO L168 Benchmark]: Boogie Procedure Inliner took 43.18 ms. Allocated memory is still 1.0 GB. Free memory was 921.0 MB in the beginning and 915.7 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:03,577 INFO L168 Benchmark]: Boogie Preprocessor took 92.87 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.8 MB). Free memory was 915.7 MB in the beginning and 1.1 GB in the end (delta: -218.3 MB). Peak memory consumption was 17.5 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:03,579 INFO L168 Benchmark]: RCFGBuilder took 976.93 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 44.9 MB). Peak memory consumption was 44.9 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:03,582 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 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 550.61 ms. Allocated memory is still 1.0 GB. Free memory was 947.9 MB in the beginning and 921.0 MB in the end (delta: 26.8 MB). Peak memory consumption was 26.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 43.18 ms. Allocated memory is still 1.0 GB. Free memory was 921.0 MB in the beginning and 915.7 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 92.87 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.8 MB). Free memory was 915.7 MB in the beginning and 1.1 GB in the end (delta: -218.3 MB). Peak memory consumption was 17.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 976.93 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 44.9 MB). Peak memory consumption was 44.9 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...