./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-ext/06_ticket_true-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_bb8498cc-bd5f-47af-b8e3-fc5797cb5ea3/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_bb8498cc-bd5f-47af-b8e3-fc5797cb5ea3/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_bb8498cc-bd5f-47af-b8e3-fc5797cb5ea3/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_bb8498cc-bd5f-47af-b8e3-fc5797cb5ea3/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-ext/06_ticket_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_bb8498cc-bd5f-47af-b8e3-fc5797cb5ea3/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_bb8498cc-bd5f-47af-b8e3-fc5797cb5ea3/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 41a929f6f2c94173f1b355dba19b018da5144107 .............................................................................................................................................................................................................................................................................. 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_bb8498cc-bd5f-47af-b8e3-fc5797cb5ea3/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_bb8498cc-bd5f-47af-b8e3-fc5797cb5ea3/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_bb8498cc-bd5f-47af-b8e3-fc5797cb5ea3/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_bb8498cc-bd5f-47af-b8e3-fc5797cb5ea3/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-ext/06_ticket_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_bb8498cc-bd5f-47af-b8e3-fc5797cb5ea3/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_bb8498cc-bd5f-47af-b8e3-fc5797cb5ea3/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 41a929f6f2c94173f1b355dba19b018da5144107 .................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr1 --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-23 02:44:36,677 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 02:44:36,678 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 02:44:36,685 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 02:44:36,686 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 02:44:36,686 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 02:44:36,687 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 02:44:36,687 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 02:44:36,688 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 02:44:36,689 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 02:44:36,689 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 02:44:36,690 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 02:44:36,690 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 02:44:36,691 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 02:44:36,692 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 02:44:36,692 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 02:44:36,693 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 02:44:36,694 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 02:44:36,695 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 02:44:36,695 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 02:44:36,696 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 02:44:36,697 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 02:44:36,699 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 02:44:36,699 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 02:44:36,699 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 02:44:36,700 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 02:44:36,700 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 02:44:36,701 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 02:44:36,701 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 02:44:36,702 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 02:44:36,702 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 02:44:36,703 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 02:44:36,703 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 02:44:36,703 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 02:44:36,704 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 02:44:36,705 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 02:44:36,705 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_bb8498cc-bd5f-47af-b8e3-fc5797cb5ea3/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-23 02:44:36,712 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 02:44:36,713 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 02:44:36,713 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 02:44:36,713 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-23 02:44:36,714 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-23 02:44:36,714 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-23 02:44:36,714 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-23 02:44:36,714 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-23 02:44:36,714 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-23 02:44:36,714 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-23 02:44:36,714 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-23 02:44:36,715 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-23 02:44:36,715 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-23 02:44:36,715 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 02:44:36,715 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 02:44:36,715 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 02:44:36,715 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 02:44:36,716 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 02:44:36,716 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 02:44:36,716 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 02:44:36,716 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 02:44:36,716 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 02:44:36,716 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 02:44:36,716 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 02:44:36,717 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 02:44:36,717 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 02:44:36,717 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 02:44:36,717 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 02:44:36,717 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-23 02:44:36,717 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 02:44:36,717 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 02:44:36,717 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 02:44:36,718 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 02:44:36,718 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-23 02:44:36,718 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 02:44:36,718 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 02:44:36,718 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-23 02:44:36,718 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_bb8498cc-bd5f-47af-b8e3-fc5797cb5ea3/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 -> 41a929f6f2c94173f1b355dba19b018da5144107 [2018-11-23 02:44:36,741 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 02:44:36,750 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 02:44:36,752 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 02:44:36,753 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 02:44:36,754 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 02:44:36,754 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_bb8498cc-bd5f-47af-b8e3-fc5797cb5ea3/bin-2019/utaipan/../../sv-benchmarks/c/pthread-ext/06_ticket_true-unreach-call.i [2018-11-23 02:44:36,797 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_bb8498cc-bd5f-47af-b8e3-fc5797cb5ea3/bin-2019/utaipan/data/771dd8e80/e5eab522042a4afaba3492e4784104f7/FLAG0cdcd6625 [2018-11-23 02:44:37,238 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 02:44:37,238 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_bb8498cc-bd5f-47af-b8e3-fc5797cb5ea3/sv-benchmarks/c/pthread-ext/06_ticket_true-unreach-call.i [2018-11-23 02:44:37,245 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_bb8498cc-bd5f-47af-b8e3-fc5797cb5ea3/bin-2019/utaipan/data/771dd8e80/e5eab522042a4afaba3492e4784104f7/FLAG0cdcd6625 [2018-11-23 02:44:37,253 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_bb8498cc-bd5f-47af-b8e3-fc5797cb5ea3/bin-2019/utaipan/data/771dd8e80/e5eab522042a4afaba3492e4784104f7 [2018-11-23 02:44:37,255 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 02:44:37,256 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 02:44:37,257 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 02:44:37,257 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 02:44:37,260 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 02:44:37,260 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:44:37" (1/1) ... [2018-11-23 02:44:37,262 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61ab206d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:44:37, skipping insertion in model container [2018-11-23 02:44:37,262 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:44:37" (1/1) ... [2018-11-23 02:44:37,269 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 02:44:37,296 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 02:44:37,528 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 02:44:37,537 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 02:44:37,630 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 02:44:37,666 INFO L195 MainTranslator]: Completed translation [2018-11-23 02:44:37,667 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:44:37 WrapperNode [2018-11-23 02:44:37,667 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 02:44:37,667 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 02:44:37,667 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 02:44:37,668 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 02:44:37,673 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:44:37" (1/1) ... [2018-11-23 02:44:37,684 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:44:37" (1/1) ... [2018-11-23 02:44:37,699 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 02:44:37,699 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 02:44:37,699 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 02:44:37,699 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 02:44:37,705 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:44:37" (1/1) ... [2018-11-23 02:44:37,705 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:44:37" (1/1) ... [2018-11-23 02:44:37,707 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:44:37" (1/1) ... [2018-11-23 02:44:37,707 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:44:37" (1/1) ... [2018-11-23 02:44:37,711 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:44:37" (1/1) ... [2018-11-23 02:44:37,715 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:44:37" (1/1) ... [2018-11-23 02:44:37,716 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:44:37" (1/1) ... [2018-11-23 02:44:37,718 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 02:44:37,718 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 02:44:37,719 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 02:44:37,719 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 02:44:37,719 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:44:37" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_bb8498cc-bd5f-47af-b8e3-fc5797cb5ea3/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 02:44:37,763 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-23 02:44:37,763 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-11-23 02:44:37,763 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-11-23 02:44:37,763 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-23 02:44:37,763 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2018-11-23 02:44:37,763 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-23 02:44:37,763 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2018-11-23 02:44:37,764 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 02:44:37,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 02:44:37,765 WARN L198 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-11-23 02:44:37,985 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 02:44:37,986 INFO L280 CfgBuilder]: Removed 12 assue(true) statements. [2018-11-23 02:44:37,986 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:44:37 BoogieIcfgContainer [2018-11-23 02:44:37,986 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 02:44:37,987 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-23 02:44:37,987 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-23 02:44:37,988 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-23 02:44:37,989 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 02:44:37" (1/3) ... [2018-11-23 02:44:37,989 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@11e08202 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:44:37, skipping insertion in model container [2018-11-23 02:44:37,989 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:44:37" (2/3) ... [2018-11-23 02:44:37,989 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@11e08202 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:44:37, skipping insertion in model container [2018-11-23 02:44:37,990 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:44:37" (3/3) ... [2018-11-23 02:44:37,991 INFO L112 eAbstractionObserver]: Analyzing ICFG 06_ticket_true-unreach-call.i [2018-11-23 02:44:38,011 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 02:44:38,011 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 02:44:38,011 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 02:44:38,012 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 02:44:38,012 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_acquire_lock_#t~ret1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 02:44:38,012 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_acquire_lock_~my_ticket~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 02:44:38,012 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_acquire_lock_~my_ticket~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 02:44:38,012 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_fetch_and_increment__next_ticket_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 02:44:38,013 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_fetch_and_increment__next_ticket_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 02:44:38,013 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_fetch_and_increment__next_ticket_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 02:44:38,013 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_fetch_and_increment__next_ticket_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 02:44:38,013 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_fetch_and_increment__next_ticket_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 02:44:38,014 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_fetch_and_increment__next_ticket_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 02:44:38,014 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_fetch_and_increment__next_ticket_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 02:44:38,014 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_acquire_lock_#t~ret1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 02:44:38,014 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_acquire_lock_#t~ret1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 02:44:38,014 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_acquire_lock_~my_ticket~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 02:44:38,014 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_acquire_lock_#t~ret1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 02:44:38,015 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_acquire_lock_~my_ticket~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 02:44:38,015 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_acquire_lock_~my_ticket~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 02:44:38,015 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 02:44:38,015 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_acquire_lock_~my_ticket~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 02:44:38,016 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_acquire_lock_~my_ticket~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 02:44:38,016 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 02:44:38,016 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 02:44:38,017 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 02:44:38,017 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 02:44:38,017 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 02:44:38,017 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_release_lock_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 02:44:38,017 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_release_lock_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 02:44:38,017 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_release_lock_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 02:44:38,018 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_release_lock_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 02:44:38,018 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 02:44:38,018 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 02:44:38,021 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2018-11-23 02:44:38,022 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-23 02:44:38,027 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2018-11-23 02:44:38,037 INFO L257 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2018-11-23 02:44:38,054 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-23 02:44:38,055 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-23 02:44:38,055 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-23 02:44:38,055 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-23 02:44:38,055 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-23 02:44:38,055 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-23 02:44:38,055 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-23 02:44:38,055 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-23 02:44:38,061 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 47places, 53 transitions [2018-11-23 02:44:38,069 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_thr1 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) [2018-11-23 02:44:38,072 INFO L168 Benchmark]: Toolchain (without parser) took 815.91 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.1 MB). Free memory was 955.5 MB in the beginning and 1.1 GB in the end (delta: -129.2 MB). Peak memory consumption was 12.8 MB. Max. memory is 11.5 GB. [2018-11-23 02:44:38,073 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 02:44:38,073 INFO L168 Benchmark]: CACSL2BoogieTranslator took 410.34 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.1 MB). Free memory was 955.5 MB in the beginning and 1.1 GB in the end (delta: -167.2 MB). Peak memory consumption was 31.8 MB. Max. memory is 11.5 GB. [2018-11-23 02:44:38,074 INFO L168 Benchmark]: Boogie Procedure Inliner took 31.45 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 02:44:38,074 INFO L168 Benchmark]: Boogie Preprocessor took 19.27 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-23 02:44:38,075 INFO L168 Benchmark]: RCFGBuilder took 267.68 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: 24.6 MB). Peak memory consumption was 24.6 MB. Max. memory is 11.5 GB. [2018-11-23 02:44:38,075 INFO L168 Benchmark]: TraceAbstraction took 84.45 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: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-23 02:44:38,078 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 410.34 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.1 MB). Free memory was 955.5 MB in the beginning and 1.1 GB in the end (delta: -167.2 MB). Peak memory consumption was 31.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 31.45 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. * Boogie Preprocessor took 19.27 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 267.68 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: 24.6 MB). Peak memory consumption was 24.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 84.45 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: 10.7 MB). Peak memory consumption was 10.7 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_thr1 de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr1: 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-aa41828 [2018-11-23 02:44:39,548 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 02:44:39,550 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 02:44:39,559 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 02:44:39,560 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 02:44:39,560 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 02:44:39,561 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 02:44:39,563 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 02:44:39,564 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 02:44:39,564 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 02:44:39,565 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 02:44:39,565 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 02:44:39,566 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 02:44:39,567 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 02:44:39,567 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 02:44:39,568 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 02:44:39,569 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 02:44:39,570 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 02:44:39,571 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 02:44:39,572 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 02:44:39,573 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 02:44:39,574 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 02:44:39,575 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 02:44:39,575 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 02:44:39,576 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 02:44:39,576 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 02:44:39,577 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 02:44:39,578 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 02:44:39,578 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 02:44:39,579 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 02:44:39,579 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 02:44:39,579 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 02:44:39,580 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 02:44:39,580 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 02:44:39,580 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 02:44:39,581 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 02:44:39,581 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_bb8498cc-bd5f-47af-b8e3-fc5797cb5ea3/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-11-23 02:44:39,591 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 02:44:39,591 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 02:44:39,592 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 02:44:39,592 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-23 02:44:39,592 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-23 02:44:39,593 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-23 02:44:39,593 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-23 02:44:39,593 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-23 02:44:39,593 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-23 02:44:39,593 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-23 02:44:39,594 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 02:44:39,594 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 02:44:39,594 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 02:44:39,594 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 02:44:39,594 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 02:44:39,594 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 02:44:39,594 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 02:44:39,594 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-23 02:44:39,595 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-23 02:44:39,595 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 02:44:39,595 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 02:44:39,595 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 02:44:39,595 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 02:44:39,595 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 02:44:39,595 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 02:44:39,596 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 02:44:39,596 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-23 02:44:39,596 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 02:44:39,596 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 02:44:39,596 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 02:44:39,596 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 02:44:39,596 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-23 02:44:39,597 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 02:44:39,597 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-23 02:44:39,597 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-23 02:44:39,597 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_bb8498cc-bd5f-47af-b8e3-fc5797cb5ea3/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 -> 41a929f6f2c94173f1b355dba19b018da5144107 [2018-11-23 02:44:39,625 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 02:44:39,634 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 02:44:39,637 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 02:44:39,638 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 02:44:39,638 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 02:44:39,638 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_bb8498cc-bd5f-47af-b8e3-fc5797cb5ea3/bin-2019/utaipan/../../sv-benchmarks/c/pthread-ext/06_ticket_true-unreach-call.i [2018-11-23 02:44:39,681 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_bb8498cc-bd5f-47af-b8e3-fc5797cb5ea3/bin-2019/utaipan/data/5422176e2/42f140aad11a4769924bb64e9006349d/FLAG8fc45edb1 [2018-11-23 02:44:40,065 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 02:44:40,065 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_bb8498cc-bd5f-47af-b8e3-fc5797cb5ea3/sv-benchmarks/c/pthread-ext/06_ticket_true-unreach-call.i [2018-11-23 02:44:40,073 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_bb8498cc-bd5f-47af-b8e3-fc5797cb5ea3/bin-2019/utaipan/data/5422176e2/42f140aad11a4769924bb64e9006349d/FLAG8fc45edb1 [2018-11-23 02:44:40,447 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_bb8498cc-bd5f-47af-b8e3-fc5797cb5ea3/bin-2019/utaipan/data/5422176e2/42f140aad11a4769924bb64e9006349d [2018-11-23 02:44:40,449 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 02:44:40,450 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 02:44:40,450 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 02:44:40,451 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 02:44:40,453 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 02:44:40,453 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:44:40" (1/1) ... [2018-11-23 02:44:40,455 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@744e9bf5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:44:40, skipping insertion in model container [2018-11-23 02:44:40,455 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:44:40" (1/1) ... [2018-11-23 02:44:40,463 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 02:44:40,494 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 02:44:40,719 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 02:44:40,728 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 02:44:40,761 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 02:44:40,844 INFO L195 MainTranslator]: Completed translation [2018-11-23 02:44:40,845 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:44:40 WrapperNode [2018-11-23 02:44:40,845 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 02:44:40,845 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 02:44:40,845 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 02:44:40,845 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 02:44:40,851 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:44:40" (1/1) ... [2018-11-23 02:44:40,863 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:44:40" (1/1) ... [2018-11-23 02:44:40,879 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 02:44:40,880 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 02:44:40,880 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 02:44:40,880 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 02:44:40,885 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:44:40" (1/1) ... [2018-11-23 02:44:40,885 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:44:40" (1/1) ... [2018-11-23 02:44:40,887 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:44:40" (1/1) ... [2018-11-23 02:44:40,887 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:44:40" (1/1) ... [2018-11-23 02:44:40,893 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:44:40" (1/1) ... [2018-11-23 02:44:40,897 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:44:40" (1/1) ... [2018-11-23 02:44:40,898 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:44:40" (1/1) ... [2018-11-23 02:44:40,901 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 02:44:40,901 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 02:44:40,901 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 02:44:40,901 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 02:44:40,902 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:44:40" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_bb8498cc-bd5f-47af-b8e3-fc5797cb5ea3/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 02:44:40,936 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-23 02:44:40,936 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-11-23 02:44:40,936 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-11-23 02:44:40,936 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2018-11-23 02:44:40,937 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-23 02:44:40,937 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-23 02:44:40,937 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2018-11-23 02:44:40,937 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 02:44:40,937 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 02:44:40,938 WARN L198 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-11-23 02:44:41,155 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 02:44:41,155 INFO L280 CfgBuilder]: Removed 12 assue(true) statements. [2018-11-23 02:44:41,156 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:44:41 BoogieIcfgContainer [2018-11-23 02:44:41,156 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 02:44:41,156 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-23 02:44:41,156 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-23 02:44:41,159 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-23 02:44:41,159 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 02:44:40" (1/3) ... [2018-11-23 02:44:41,159 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6a405944 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:44:41, skipping insertion in model container [2018-11-23 02:44:41,160 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:44:40" (2/3) ... [2018-11-23 02:44:41,160 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6a405944 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:44:41, skipping insertion in model container [2018-11-23 02:44:41,160 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:44:41" (3/3) ... [2018-11-23 02:44:41,161 INFO L112 eAbstractionObserver]: Analyzing ICFG 06_ticket_true-unreach-call.i [2018-11-23 02:44:41,181 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 02:44:41,181 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 02:44:41,181 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 02:44:41,181 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 02:44:41,182 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_acquire_lock_#t~ret1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 02:44:41,182 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_acquire_lock_~my_ticket~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 02:44:41,182 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_acquire_lock_~my_ticket~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 02:44:41,182 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_fetch_and_increment__next_ticket_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 02:44:41,182 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_fetch_and_increment__next_ticket_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 02:44:41,182 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_fetch_and_increment__next_ticket_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 02:44:41,182 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_fetch_and_increment__next_ticket_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 02:44:41,182 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_fetch_and_increment__next_ticket_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 02:44:41,182 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_fetch_and_increment__next_ticket_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 02:44:41,183 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_fetch_and_increment__next_ticket_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 02:44:41,183 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_acquire_lock_#t~ret1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 02:44:41,183 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_acquire_lock_#t~ret1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 02:44:41,183 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_acquire_lock_~my_ticket~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 02:44:41,183 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_acquire_lock_#t~ret1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 02:44:41,183 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_acquire_lock_~my_ticket~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 02:44:41,183 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_acquire_lock_~my_ticket~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 02:44:41,183 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 02:44:41,183 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_acquire_lock_~my_ticket~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 02:44:41,183 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_acquire_lock_~my_ticket~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 02:44:41,183 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 02:44:41,184 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 02:44:41,184 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 02:44:41,184 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 02:44:41,184 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 02:44:41,184 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_release_lock_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 02:44:41,184 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_release_lock_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 02:44:41,184 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_release_lock_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 02:44:41,184 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_release_lock_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 02:44:41,185 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 02:44:41,185 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 02:44:41,188 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2018-11-23 02:44:41,188 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-23 02:44:41,192 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2018-11-23 02:44:41,203 INFO L257 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2018-11-23 02:44:41,217 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-23 02:44:41,217 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-23 02:44:41,217 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-23 02:44:41,217 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-23 02:44:41,217 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-23 02:44:41,218 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-23 02:44:41,218 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-23 02:44:41,218 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-23 02:44:41,218 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-23 02:44:41,223 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 47places, 53 transitions [2018-11-23 02:44:41,229 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_thr1 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) [2018-11-23 02:44:41,232 INFO L168 Benchmark]: Toolchain (without parser) took 782.37 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 115.3 MB). Free memory was 944.4 MB in the beginning and 1.1 GB in the end (delta: -119.3 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 02:44:41,233 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 02:44:41,233 INFO L168 Benchmark]: CACSL2BoogieTranslator took 394.52 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 115.3 MB). Free memory was 944.4 MB in the beginning and 1.1 GB in the end (delta: -164.1 MB). Peak memory consumption was 50.4 MB. Max. memory is 11.5 GB. [2018-11-23 02:44:41,234 INFO L168 Benchmark]: Boogie Procedure Inliner took 34.34 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2018-11-23 02:44:41,234 INFO L168 Benchmark]: Boogie Preprocessor took 21.10 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 02:44:41,235 INFO L168 Benchmark]: RCFGBuilder took 254.69 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 31.3 MB). Peak memory consumption was 31.3 MB. Max. memory is 11.5 GB. [2018-11-23 02:44:41,235 INFO L168 Benchmark]: TraceAbstraction took 75.04 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2018-11-23 02:44:41,237 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 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 394.52 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 115.3 MB). Free memory was 944.4 MB in the beginning and 1.1 GB in the end (delta: -164.1 MB). Peak memory consumption was 50.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 34.34 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 21.10 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 254.69 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 31.3 MB). Peak memory consumption was 31.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 75.04 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 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_thr1 de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr1: 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...