./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-lit/sssc12_variant_true-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_8bc5bea7-bc34-407d-8572-232c55a07a6e/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_8bc5bea7-bc34-407d-8572-232c55a07a6e/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_8bc5bea7-bc34-407d-8572-232c55a07a6e/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_8bc5bea7-bc34-407d-8572-232c55a07a6e/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-lit/sssc12_variant_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_8bc5bea7-bc34-407d-8572-232c55a07a6e/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_8bc5bea7-bc34-407d-8572-232c55a07a6e/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 ce2afa61292a8240697391f1349aae682d6634c4 ............................................................................................................................................................................................................................................................ 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_8bc5bea7-bc34-407d-8572-232c55a07a6e/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_8bc5bea7-bc34-407d-8572-232c55a07a6e/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_8bc5bea7-bc34-407d-8572-232c55a07a6e/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_8bc5bea7-bc34-407d-8572-232c55a07a6e/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-lit/sssc12_variant_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_8bc5bea7-bc34-407d-8572-232c55a07a6e/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_8bc5bea7-bc34-407d-8572-232c55a07a6e/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 ce2afa61292a8240697391f1349aae682d6634c4 ............................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-08 14:45:58,625 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-08 14:45:58,627 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-08 14:45:58,635 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-08 14:45:58,635 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-08 14:45:58,636 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-08 14:45:58,637 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-08 14:45:58,638 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-08 14:45:58,639 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-08 14:45:58,639 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-08 14:45:58,640 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-08 14:45:58,640 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-08 14:45:58,640 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-08 14:45:58,641 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-08 14:45:58,641 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-08 14:45:58,642 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-08 14:45:58,643 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-08 14:45:58,644 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-08 14:45:58,645 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-08 14:45:58,646 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-08 14:45:58,647 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-08 14:45:58,647 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-08 14:45:58,649 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-08 14:45:58,649 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-08 14:45:58,649 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-08 14:45:58,650 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-08 14:45:58,651 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-08 14:45:58,651 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-08 14:45:58,652 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-08 14:45:58,652 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-08 14:45:58,653 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-08 14:45:58,653 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-08 14:45:58,653 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-08 14:45:58,653 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-08 14:45:58,654 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-08 14:45:58,654 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-08 14:45:58,655 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_8bc5bea7-bc34-407d-8572-232c55a07a6e/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-12-08 14:45:58,664 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-08 14:45:58,664 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-08 14:45:58,665 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-08 14:45:58,665 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-08 14:45:58,665 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-08 14:45:58,665 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-08 14:45:58,666 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-08 14:45:58,666 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-12-08 14:45:58,666 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-08 14:45:58,666 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-08 14:45:58,666 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-12-08 14:45:58,666 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-12-08 14:45:58,666 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-08 14:45:58,667 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-08 14:45:58,667 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-08 14:45:58,667 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-08 14:45:58,667 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-08 14:45:58,667 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-08 14:45:58,667 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-08 14:45:58,667 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-08 14:45:58,667 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-08 14:45:58,667 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-08 14:45:58,667 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-08 14:45:58,667 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-08 14:45:58,668 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-08 14:45:58,668 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-08 14:45:58,668 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-08 14:45:58,668 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-08 14:45:58,668 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-08 14:45:58,668 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-08 14:45:58,668 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-08 14:45:58,668 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-08 14:45:58,668 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-12-08 14:45:58,668 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-08 14:45:58,669 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-08 14:45:58,669 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-12-08 14:45:58,669 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_8bc5bea7-bc34-407d-8572-232c55a07a6e/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 -> ce2afa61292a8240697391f1349aae682d6634c4 [2018-12-08 14:45:58,689 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-08 14:45:58,697 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-08 14:45:58,700 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-08 14:45:58,701 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-08 14:45:58,701 INFO L276 PluginConnector]: CDTParser initialized [2018-12-08 14:45:58,702 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_8bc5bea7-bc34-407d-8572-232c55a07a6e/bin-2019/utaipan/../../sv-benchmarks/c/pthread-lit/sssc12_variant_true-unreach-call.i [2018-12-08 14:45:58,740 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_8bc5bea7-bc34-407d-8572-232c55a07a6e/bin-2019/utaipan/data/5fe948369/8ebe781eee3940a3b5191e03e5f6a954/FLAG1563c0de4 [2018-12-08 14:45:59,119 INFO L307 CDTParser]: Found 1 translation units. [2018-12-08 14:45:59,119 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_8bc5bea7-bc34-407d-8572-232c55a07a6e/sv-benchmarks/c/pthread-lit/sssc12_variant_true-unreach-call.i [2018-12-08 14:45:59,127 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_8bc5bea7-bc34-407d-8572-232c55a07a6e/bin-2019/utaipan/data/5fe948369/8ebe781eee3940a3b5191e03e5f6a954/FLAG1563c0de4 [2018-12-08 14:45:59,478 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_8bc5bea7-bc34-407d-8572-232c55a07a6e/bin-2019/utaipan/data/5fe948369/8ebe781eee3940a3b5191e03e5f6a954 [2018-12-08 14:45:59,481 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-08 14:45:59,482 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-08 14:45:59,483 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-08 14:45:59,483 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-08 14:45:59,485 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-08 14:45:59,486 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 02:45:59" (1/1) ... [2018-12-08 14:45:59,488 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e93016c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 02:45:59, skipping insertion in model container [2018-12-08 14:45:59,488 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 02:45:59" (1/1) ... [2018-12-08 14:45:59,493 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-08 14:45:59,513 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-08 14:45:59,671 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 14:45:59,677 INFO L191 MainTranslator]: Completed pre-run [2018-12-08 14:45:59,735 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 14:45:59,765 INFO L195 MainTranslator]: Completed translation [2018-12-08 14:45:59,765 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 02:45:59 WrapperNode [2018-12-08 14:45:59,765 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-08 14:45:59,766 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-08 14:45:59,766 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-08 14:45:59,766 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-08 14:45:59,771 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 02:45:59" (1/1) ... [2018-12-08 14:45:59,780 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 02:45:59" (1/1) ... [2018-12-08 14:45:59,793 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-08 14:45:59,793 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-08 14:45:59,793 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-08 14:45:59,793 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-08 14:45:59,799 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 02:45:59" (1/1) ... [2018-12-08 14:45:59,799 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 02:45:59" (1/1) ... [2018-12-08 14:45:59,800 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 02:45:59" (1/1) ... [2018-12-08 14:45:59,800 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 02:45:59" (1/1) ... [2018-12-08 14:45:59,804 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 02:45:59" (1/1) ... [2018-12-08 14:45:59,806 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 02:45:59" (1/1) ... [2018-12-08 14:45:59,807 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 02:45:59" (1/1) ... [2018-12-08 14:45:59,809 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-08 14:45:59,809 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-08 14:45:59,809 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-08 14:45:59,809 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-08 14:45:59,810 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 02:45:59" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_8bc5bea7-bc34-407d-8572-232c55a07a6e/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-08 14:45:59,841 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-08 14:45:59,842 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-08 14:45:59,842 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-08 14:45:59,842 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2018-12-08 14:45:59,842 INFO L130 BoogieDeclarations]: Found specification of procedure thr [2018-12-08 14:45:59,842 INFO L138 BoogieDeclarations]: Found implementation of procedure thr [2018-12-08 14:45:59,842 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-08 14:45:59,842 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2018-12-08 14:45:59,842 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-08 14:45:59,842 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-08 14:45:59,843 WARN L198 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-12-08 14:46:00,014 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-08 14:46:00,014 INFO L280 CfgBuilder]: Removed 12 assue(true) statements. [2018-12-08 14:46:00,015 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 02:46:00 BoogieIcfgContainer [2018-12-08 14:46:00,015 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-08 14:46:00,015 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-08 14:46:00,015 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-08 14:46:00,017 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-08 14:46:00,017 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.12 02:45:59" (1/3) ... [2018-12-08 14:46:00,018 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ece1bb6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.12 02:46:00, skipping insertion in model container [2018-12-08 14:46:00,018 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 02:45:59" (2/3) ... [2018-12-08 14:46:00,018 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ece1bb6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.12 02:46:00, skipping insertion in model container [2018-12-08 14:46:00,018 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 02:46:00" (3/3) ... [2018-12-08 14:46:00,019 INFO L112 eAbstractionObserver]: Analyzing ICFG sssc12_variant_true-unreach-call.i [2018-12-08 14:46:00,038 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 14:46:00,038 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 14:46:00,038 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 14:46:00,038 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 14:46:00,038 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 14:46:00,038 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 14:46:00,038 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 14:46:00,038 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 14:46:00,039 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 14:46:00,039 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 14:46:00,039 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 14:46:00,039 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 14:46:00,039 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 14:46:00,039 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 14:46:00,039 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 14:46:00,039 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 14:46:00,040 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 14:46:00,040 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 14:46:00,040 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 14:46:00,040 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 14:46:00,040 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 14:46:00,040 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 14:46:00,040 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 14:46:00,041 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 14:46:00,041 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 14:46:00,041 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 14:46:00,041 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 14:46:00,041 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 14:46:00,041 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 14:46:00,041 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 14:46:00,041 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 14:46:00,045 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2018-12-08 14:46:00,045 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-08 14:46:00,050 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2018-12-08 14:46:00,058 INFO L257 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2018-12-08 14:46:00,073 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-08 14:46:00,073 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-08 14:46:00,073 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-08 14:46:00,073 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-08 14:46:00,073 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-08 14:46:00,073 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-08 14:46:00,073 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-08 14:46:00,073 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-08 14:46:00,078 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 55places, 59 transitions [2018-12-08 14:46:00,086 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.getInitialAbstraction(BasicCegarLoop.java:340) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:402) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:376) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:334) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:132) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-12-08 14:46:00,088 INFO L168 Benchmark]: Toolchain (without parser) took 606.94 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 90.7 MB). Free memory was 947.0 MB in the beginning and 1.0 GB in the end (delta: -86.5 MB). Peak memory consumption was 4.2 MB. Max. memory is 11.5 GB. [2018-12-08 14:46:00,089 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 973.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 14:46:00,089 INFO L168 Benchmark]: CACSL2BoogieTranslator took 282.67 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 90.7 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -118.7 MB). Peak memory consumption was 30.3 MB. Max. memory is 11.5 GB. [2018-12-08 14:46:00,090 INFO L168 Benchmark]: Boogie Procedure Inliner took 27.12 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. [2018-12-08 14:46:00,090 INFO L168 Benchmark]: Boogie Preprocessor took 15.72 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. [2018-12-08 14:46:00,090 INFO L168 Benchmark]: RCFGBuilder took 205.95 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: 25.2 MB). Peak memory consumption was 25.2 MB. Max. memory is 11.5 GB. [2018-12-08 14:46:00,090 INFO L168 Benchmark]: TraceAbstraction took 72.35 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. [2018-12-08 14:46:00,092 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 973.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 282.67 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 90.7 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -118.7 MB). Peak memory consumption was 30.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 27.12 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. * Boogie Preprocessor took 15.72 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 205.95 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: 25.2 MB). Peak memory consumption was 25.2 MB. Max. memory is 11.5 GB. * TraceAbstraction took 72.35 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr: de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.getInitialAbstraction(BasicCegarLoop.java:340) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-635dfa2 [2018-12-08 14:46:01,474 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-08 14:46:01,475 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-08 14:46:01,481 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-08 14:46:01,481 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-08 14:46:01,481 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-08 14:46:01,482 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-08 14:46:01,483 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-08 14:46:01,484 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-08 14:46:01,484 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-08 14:46:01,484 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-08 14:46:01,484 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-08 14:46:01,485 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-08 14:46:01,485 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-08 14:46:01,486 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-08 14:46:01,486 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-08 14:46:01,487 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-08 14:46:01,488 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-08 14:46:01,489 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-08 14:46:01,489 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-08 14:46:01,490 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-08 14:46:01,490 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-08 14:46:01,492 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-08 14:46:01,492 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-08 14:46:01,492 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-08 14:46:01,492 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-08 14:46:01,493 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-08 14:46:01,493 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-08 14:46:01,494 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-08 14:46:01,494 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-08 14:46:01,494 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-08 14:46:01,495 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-08 14:46:01,495 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-08 14:46:01,495 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-08 14:46:01,496 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-08 14:46:01,496 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-08 14:46:01,496 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_8bc5bea7-bc34-407d-8572-232c55a07a6e/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-12-08 14:46:01,504 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-08 14:46:01,504 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-08 14:46:01,504 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-08 14:46:01,504 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-08 14:46:01,504 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-08 14:46:01,505 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-08 14:46:01,505 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-08 14:46:01,505 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-08 14:46:01,505 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-08 14:46:01,505 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-08 14:46:01,505 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-08 14:46:01,505 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-08 14:46:01,506 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-08 14:46:01,506 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-08 14:46:01,506 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-08 14:46:01,506 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-08 14:46:01,506 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-08 14:46:01,506 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-08 14:46:01,506 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-08 14:46:01,506 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-08 14:46:01,506 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-08 14:46:01,506 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-08 14:46:01,506 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-08 14:46:01,506 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-08 14:46:01,507 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-08 14:46:01,507 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-08 14:46:01,507 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-08 14:46:01,507 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-08 14:46:01,507 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-08 14:46:01,507 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-08 14:46:01,507 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-08 14:46:01,507 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-12-08 14:46:01,507 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-08 14:46:01,507 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-08 14:46:01,507 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-08 14:46:01,508 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_8bc5bea7-bc34-407d-8572-232c55a07a6e/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 -> ce2afa61292a8240697391f1349aae682d6634c4 [2018-12-08 14:46:01,526 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-08 14:46:01,536 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-08 14:46:01,538 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-08 14:46:01,539 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-08 14:46:01,540 INFO L276 PluginConnector]: CDTParser initialized [2018-12-08 14:46:01,540 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_8bc5bea7-bc34-407d-8572-232c55a07a6e/bin-2019/utaipan/../../sv-benchmarks/c/pthread-lit/sssc12_variant_true-unreach-call.i [2018-12-08 14:46:01,582 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_8bc5bea7-bc34-407d-8572-232c55a07a6e/bin-2019/utaipan/data/95c7a4e18/c394147ff8d8446e955e63a73e25eebb/FLAG3f0425c36 [2018-12-08 14:46:02,020 INFO L307 CDTParser]: Found 1 translation units. [2018-12-08 14:46:02,021 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_8bc5bea7-bc34-407d-8572-232c55a07a6e/sv-benchmarks/c/pthread-lit/sssc12_variant_true-unreach-call.i [2018-12-08 14:46:02,028 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_8bc5bea7-bc34-407d-8572-232c55a07a6e/bin-2019/utaipan/data/95c7a4e18/c394147ff8d8446e955e63a73e25eebb/FLAG3f0425c36 [2018-12-08 14:46:02,037 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_8bc5bea7-bc34-407d-8572-232c55a07a6e/bin-2019/utaipan/data/95c7a4e18/c394147ff8d8446e955e63a73e25eebb [2018-12-08 14:46:02,039 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-08 14:46:02,039 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-08 14:46:02,040 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-08 14:46:02,040 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-08 14:46:02,042 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-08 14:46:02,043 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 02:46:02" (1/1) ... [2018-12-08 14:46:02,044 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5554d819 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 02:46:02, skipping insertion in model container [2018-12-08 14:46:02,044 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 02:46:02" (1/1) ... [2018-12-08 14:46:02,049 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-08 14:46:02,069 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-08 14:46:02,234 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 14:46:02,242 INFO L191 MainTranslator]: Completed pre-run [2018-12-08 14:46:02,268 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 14:46:02,333 INFO L195 MainTranslator]: Completed translation [2018-12-08 14:46:02,334 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 02:46:02 WrapperNode [2018-12-08 14:46:02,334 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-08 14:46:02,334 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-08 14:46:02,334 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-08 14:46:02,334 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-08 14:46:02,339 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 02:46:02" (1/1) ... [2018-12-08 14:46:02,348 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 02:46:02" (1/1) ... [2018-12-08 14:46:02,360 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-08 14:46:02,360 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-08 14:46:02,360 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-08 14:46:02,360 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-08 14:46:02,365 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 02:46:02" (1/1) ... [2018-12-08 14:46:02,365 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 02:46:02" (1/1) ... [2018-12-08 14:46:02,367 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 02:46:02" (1/1) ... [2018-12-08 14:46:02,367 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 02:46:02" (1/1) ... [2018-12-08 14:46:02,372 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 02:46:02" (1/1) ... [2018-12-08 14:46:02,374 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 02:46:02" (1/1) ... [2018-12-08 14:46:02,375 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 02:46:02" (1/1) ... [2018-12-08 14:46:02,377 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-08 14:46:02,377 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-08 14:46:02,377 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-08 14:46:02,377 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-08 14:46:02,378 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 02:46:02" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_8bc5bea7-bc34-407d-8572-232c55a07a6e/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-08 14:46:02,407 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-08 14:46:02,407 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-12-08 14:46:02,407 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2018-12-08 14:46:02,407 INFO L130 BoogieDeclarations]: Found specification of procedure thr [2018-12-08 14:46:02,407 INFO L138 BoogieDeclarations]: Found implementation of procedure thr [2018-12-08 14:46:02,408 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-08 14:46:02,408 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-08 14:46:02,408 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2018-12-08 14:46:02,408 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-08 14:46:02,408 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-08 14:46:02,409 WARN L198 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-12-08 14:46:02,568 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-08 14:46:02,568 INFO L280 CfgBuilder]: Removed 12 assue(true) statements. [2018-12-08 14:46:02,569 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 02:46:02 BoogieIcfgContainer [2018-12-08 14:46:02,569 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-08 14:46:02,570 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-08 14:46:02,570 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-08 14:46:02,571 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-08 14:46:02,572 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.12 02:46:02" (1/3) ... [2018-12-08 14:46:02,572 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@20b3ce92 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.12 02:46:02, skipping insertion in model container [2018-12-08 14:46:02,572 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 02:46:02" (2/3) ... [2018-12-08 14:46:02,572 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@20b3ce92 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.12 02:46:02, skipping insertion in model container [2018-12-08 14:46:02,572 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 02:46:02" (3/3) ... [2018-12-08 14:46:02,574 INFO L112 eAbstractionObserver]: Analyzing ICFG sssc12_variant_true-unreach-call.i [2018-12-08 14:46:02,591 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 14:46:02,591 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 14:46:02,592 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 14:46:02,592 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 14:46:02,592 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 14:46:02,592 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 14:46:02,592 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 14:46:02,592 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 14:46:02,592 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 14:46:02,593 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 14:46:02,593 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 14:46:02,593 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 14:46:02,593 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 14:46:02,593 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 14:46:02,593 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 14:46:02,593 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 14:46:02,593 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 14:46:02,594 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 14:46:02,594 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 14:46:02,594 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 14:46:02,594 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 14:46:02,594 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 14:46:02,594 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 14:46:02,594 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 14:46:02,594 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 14:46:02,594 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 14:46:02,595 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 14:46:02,595 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 14:46:02,595 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 14:46:02,595 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 14:46:02,595 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 14:46:02,599 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2018-12-08 14:46:02,600 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-08 14:46:02,604 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2018-12-08 14:46:02,613 INFO L257 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2018-12-08 14:46:02,627 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-08 14:46:02,627 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-08 14:46:02,627 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-08 14:46:02,627 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-08 14:46:02,627 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-08 14:46:02,628 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-08 14:46:02,628 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-08 14:46:02,628 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-08 14:46:02,628 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-08 14:46:02,633 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 54places, 58 transitions [2018-12-08 14:46:02,640 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.getInitialAbstraction(BasicCegarLoop.java:340) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:402) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:376) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:334) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:132) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-12-08 14:46:02,642 INFO L168 Benchmark]: Toolchain (without parser) took 602.73 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.0 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -141.8 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 14:46:02,643 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 14:46:02,643 INFO L168 Benchmark]: CACSL2BoogieTranslator took 294.00 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.0 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -187.1 MB). Peak memory consumption was 45.4 MB. Max. memory is 11.5 GB. [2018-12-08 14:46:02,643 INFO L168 Benchmark]: Boogie Procedure Inliner took 25.65 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2018-12-08 14:46:02,643 INFO L168 Benchmark]: Boogie Preprocessor took 16.76 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 14:46:02,644 INFO L168 Benchmark]: RCFGBuilder took 191.95 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: 24.9 MB). Peak memory consumption was 24.9 MB. Max. memory is 11.5 GB. [2018-12-08 14:46:02,644 INFO L168 Benchmark]: TraceAbstraction took 71.69 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: 13.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 11.5 GB. [2018-12-08 14:46:02,646 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 294.00 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.0 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -187.1 MB). Peak memory consumption was 45.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 25.65 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 16.76 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 191.95 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: 24.9 MB). Peak memory consumption was 24.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 71.69 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: 13.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr: de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.getInitialAbstraction(BasicCegarLoop.java:340) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...