./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-ext/45_monabsex1_vs_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_98e9143f-1c80-4f7a-938d-b890987d1d35/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_98e9143f-1c80-4f7a-938d-b890987d1d35/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_98e9143f-1c80-4f7a-938d-b890987d1d35/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_98e9143f-1c80-4f7a-938d-b890987d1d35/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-ext/45_monabsex1_vs_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_98e9143f-1c80-4f7a-938d-b890987d1d35/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_98e9143f-1c80-4f7a-938d-b890987d1d35/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 1f35ad4d09cb4c3ad48b10367557e960abcdf91a ............................................................................................................................................................................................................................................. 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_98e9143f-1c80-4f7a-938d-b890987d1d35/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_98e9143f-1c80-4f7a-938d-b890987d1d35/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_98e9143f-1c80-4f7a-938d-b890987d1d35/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_98e9143f-1c80-4f7a-938d-b890987d1d35/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-ext/45_monabsex1_vs_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_98e9143f-1c80-4f7a-938d-b890987d1d35/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_98e9143f-1c80-4f7a-938d-b890987d1d35/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 1f35ad4d09cb4c3ad48b10367557e960abcdf91a .......................................................................................................................................................................................................................................... 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 12:35:24,647 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 12:35:24,648 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 12:35:24,655 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 12:35:24,655 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 12:35:24,656 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 12:35:24,656 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 12:35:24,658 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 12:35:24,659 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 12:35:24,660 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 12:35:24,660 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 12:35:24,660 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 12:35:24,661 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 12:35:24,662 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 12:35:24,663 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 12:35:24,664 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 12:35:24,664 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 12:35:24,666 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 12:35:24,667 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 12:35:24,668 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 12:35:24,669 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 12:35:24,670 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 12:35:24,671 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 12:35:24,672 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 12:35:24,672 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 12:35:24,672 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 12:35:24,673 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 12:35:24,674 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 12:35:24,675 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 12:35:24,676 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 12:35:24,676 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 12:35:24,676 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 12:35:24,677 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 12:35:24,677 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 12:35:24,677 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 12:35:24,678 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 12:35:24,678 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_98e9143f-1c80-4f7a-938d-b890987d1d35/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-23 12:35:24,686 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 12:35:24,686 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 12:35:24,687 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 12:35:24,687 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-23 12:35:24,687 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-23 12:35:24,687 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-23 12:35:24,688 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-23 12:35:24,688 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-23 12:35:24,688 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-23 12:35:24,688 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-23 12:35:24,688 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-23 12:35:24,688 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-23 12:35:24,689 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-23 12:35:24,689 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 12:35:24,689 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 12:35:24,690 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 12:35:24,691 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 12:35:24,691 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 12:35:24,691 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 12:35:24,691 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 12:35:24,691 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 12:35:24,691 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 12:35:24,691 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 12:35:24,692 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 12:35:24,692 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 12:35:24,692 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 12:35:24,692 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 12:35:24,692 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 12:35:24,692 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-23 12:35:24,692 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 12:35:24,692 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 12:35:24,693 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 12:35:24,693 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 12:35:24,693 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-23 12:35:24,693 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 12:35:24,693 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 12:35:24,693 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-23 12:35:24,693 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_98e9143f-1c80-4f7a-938d-b890987d1d35/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 -> 1f35ad4d09cb4c3ad48b10367557e960abcdf91a [2018-11-23 12:35:24,717 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 12:35:24,726 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 12:35:24,729 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 12:35:24,730 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 12:35:24,730 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 12:35:24,730 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_98e9143f-1c80-4f7a-938d-b890987d1d35/bin-2019/utaipan/../../sv-benchmarks/c/pthread-ext/45_monabsex1_vs_true-unreach-call.i [2018-11-23 12:35:24,768 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_98e9143f-1c80-4f7a-938d-b890987d1d35/bin-2019/utaipan/data/da4a24f1c/59f9d3e9e3244464a53c8524d47b933a/FLAGdea548ce2 [2018-11-23 12:35:25,203 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 12:35:25,203 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_98e9143f-1c80-4f7a-938d-b890987d1d35/sv-benchmarks/c/pthread-ext/45_monabsex1_vs_true-unreach-call.i [2018-11-23 12:35:25,209 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_98e9143f-1c80-4f7a-938d-b890987d1d35/bin-2019/utaipan/data/da4a24f1c/59f9d3e9e3244464a53c8524d47b933a/FLAGdea548ce2 [2018-11-23 12:35:25,217 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_98e9143f-1c80-4f7a-938d-b890987d1d35/bin-2019/utaipan/data/da4a24f1c/59f9d3e9e3244464a53c8524d47b933a [2018-11-23 12:35:25,219 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 12:35:25,220 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 12:35:25,220 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 12:35:25,220 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 12:35:25,222 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 12:35:25,223 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:35:25" (1/1) ... [2018-11-23 12:35:25,224 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29a78139 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:35:25, skipping insertion in model container [2018-11-23 12:35:25,225 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:35:25" (1/1) ... [2018-11-23 12:35:25,232 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 12:35:25,260 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 12:35:25,455 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 12:35:25,462 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 12:35:25,532 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 12:35:25,573 INFO L195 MainTranslator]: Completed translation [2018-11-23 12:35:25,573 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:35:25 WrapperNode [2018-11-23 12:35:25,573 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 12:35:25,574 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 12:35:25,574 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 12:35:25,574 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 12:35:25,581 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:35:25" (1/1) ... [2018-11-23 12:35:25,592 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:35:25" (1/1) ... [2018-11-23 12:35:25,606 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 12:35:25,606 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 12:35:25,606 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 12:35:25,607 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 12:35:25,614 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:35:25" (1/1) ... [2018-11-23 12:35:25,614 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:35:25" (1/1) ... [2018-11-23 12:35:25,616 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:35:25" (1/1) ... [2018-11-23 12:35:25,616 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:35:25" (1/1) ... [2018-11-23 12:35:25,619 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:35:25" (1/1) ... [2018-11-23 12:35:25,622 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:35:25" (1/1) ... [2018-11-23 12:35:25,623 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:35:25" (1/1) ... [2018-11-23 12:35:25,625 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 12:35:25,625 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 12:35:25,625 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 12:35:25,625 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 12:35:25,626 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:35:25" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_98e9143f-1c80-4f7a-938d-b890987d1d35/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 12:35:25,678 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-23 12:35:25,678 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-11-23 12:35:25,678 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-11-23 12:35:25,678 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-23 12:35:25,678 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-23 12:35:25,678 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 12:35:25,678 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 12:35:25,679 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 12:35:25,893 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 12:35:25,893 INFO L280 CfgBuilder]: Removed 5 assue(true) statements. [2018-11-23 12:35:25,893 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:35:25 BoogieIcfgContainer [2018-11-23 12:35:25,893 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 12:35:25,894 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-23 12:35:25,894 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-23 12:35:25,896 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-23 12:35:25,897 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 12:35:25" (1/3) ... [2018-11-23 12:35:25,897 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a662d41 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 12:35:25, skipping insertion in model container [2018-11-23 12:35:25,897 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:35:25" (2/3) ... [2018-11-23 12:35:25,898 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a662d41 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 12:35:25, skipping insertion in model container [2018-11-23 12:35:25,898 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:35:25" (3/3) ... [2018-11-23 12:35:25,899 INFO L112 eAbstractionObserver]: Analyzing ICFG 45_monabsex1_vs_true-unreach-call.i [2018-11-23 12:35:25,923 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 12:35:25,923 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 12:35:25,924 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 12:35:25,924 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 12:35:25,924 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~nondet0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 12:35:25,924 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~nondet0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 12:35:25,924 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 12:35:25,925 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~nondet0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 12:35:25,925 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 12:35:25,925 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 12:35:25,925 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 12:35:25,925 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 12:35:25,926 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 12:35:25,926 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 12:35:25,932 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2018-11-23 12:35:25,932 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-23 12:35:25,939 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2018-11-23 12:35:25,953 INFO L257 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2018-11-23 12:35:25,975 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-23 12:35:25,975 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-23 12:35:25,976 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-23 12:35:25,976 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-23 12:35:25,976 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-23 12:35:25,976 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-23 12:35:25,976 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-23 12:35:25,976 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-23 12:35:25,983 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 30places, 31 transitions [2018-11-23 12:35:25,993 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 12:35:25,996 INFO L168 Benchmark]: Toolchain (without parser) took 776.77 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.9 MB). Free memory was 956.6 MB in the beginning and 1.1 GB in the end (delta: -133.2 MB). Peak memory consumption was 5.7 MB. Max. memory is 11.5 GB. [2018-11-23 12:35:25,999 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 12:35:26,000 INFO L168 Benchmark]: CACSL2BoogieTranslator took 353.43 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.9 MB). Free memory was 956.6 MB in the beginning and 1.1 GB in the end (delta: -165.8 MB). Peak memory consumption was 34.3 MB. Max. memory is 11.5 GB. [2018-11-23 12:35:26,000 INFO L168 Benchmark]: Boogie Procedure Inliner took 32.17 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-23 12:35:26,001 INFO L168 Benchmark]: Boogie Preprocessor took 18.56 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 12:35:26,001 INFO L168 Benchmark]: RCFGBuilder took 268.09 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: 21.9 MB). Peak memory consumption was 21.9 MB. Max. memory is 11.5 GB. [2018-11-23 12:35:26,002 INFO L168 Benchmark]: TraceAbstraction took 101.99 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: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 11.5 GB. [2018-11-23 12:35:26,004 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 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 353.43 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.9 MB). Free memory was 956.6 MB in the beginning and 1.1 GB in the end (delta: -165.8 MB). Peak memory consumption was 34.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 32.17 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 18.56 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 268.09 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: 21.9 MB). Peak memory consumption was 21.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 101.99 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: 8.1 MB). Peak memory consumption was 8.1 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 12:35:27,435 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 12:35:27,436 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 12:35:27,443 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 12:35:27,443 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 12:35:27,444 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 12:35:27,444 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 12:35:27,446 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 12:35:27,447 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 12:35:27,447 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 12:35:27,448 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 12:35:27,448 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 12:35:27,449 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 12:35:27,449 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 12:35:27,450 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 12:35:27,451 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 12:35:27,451 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 12:35:27,453 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 12:35:27,454 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 12:35:27,455 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 12:35:27,456 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 12:35:27,457 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 12:35:27,458 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 12:35:27,458 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 12:35:27,459 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 12:35:27,459 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 12:35:27,460 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 12:35:27,461 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 12:35:27,461 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 12:35:27,462 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 12:35:27,462 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 12:35:27,463 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 12:35:27,463 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 12:35:27,463 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 12:35:27,463 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 12:35:27,464 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 12:35:27,464 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_98e9143f-1c80-4f7a-938d-b890987d1d35/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-11-23 12:35:27,474 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 12:35:27,474 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 12:35:27,475 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 12:35:27,475 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-23 12:35:27,475 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-23 12:35:27,475 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-23 12:35:27,475 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-23 12:35:27,475 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-23 12:35:27,476 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-23 12:35:27,476 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-23 12:35:27,476 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 12:35:27,476 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 12:35:27,476 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 12:35:27,476 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 12:35:27,477 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 12:35:27,477 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 12:35:27,477 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 12:35:27,477 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-23 12:35:27,477 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-23 12:35:27,477 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 12:35:27,477 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 12:35:27,478 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 12:35:27,478 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 12:35:27,478 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 12:35:27,478 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 12:35:27,478 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 12:35:27,478 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-23 12:35:27,478 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 12:35:27,478 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 12:35:27,478 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 12:35:27,478 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 12:35:27,478 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-23 12:35:27,479 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 12:35:27,479 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-23 12:35:27,480 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-23 12:35:27,480 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_98e9143f-1c80-4f7a-938d-b890987d1d35/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 -> 1f35ad4d09cb4c3ad48b10367557e960abcdf91a [2018-11-23 12:35:27,508 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 12:35:27,516 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 12:35:27,518 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 12:35:27,519 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 12:35:27,519 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 12:35:27,520 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_98e9143f-1c80-4f7a-938d-b890987d1d35/bin-2019/utaipan/../../sv-benchmarks/c/pthread-ext/45_monabsex1_vs_true-unreach-call.i [2018-11-23 12:35:27,554 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_98e9143f-1c80-4f7a-938d-b890987d1d35/bin-2019/utaipan/data/29c8165ec/6805f8fe243f438581372bd1a2fab1d6/FLAGbd885cfee [2018-11-23 12:35:27,981 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 12:35:27,982 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_98e9143f-1c80-4f7a-938d-b890987d1d35/sv-benchmarks/c/pthread-ext/45_monabsex1_vs_true-unreach-call.i [2018-11-23 12:35:27,988 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_98e9143f-1c80-4f7a-938d-b890987d1d35/bin-2019/utaipan/data/29c8165ec/6805f8fe243f438581372bd1a2fab1d6/FLAGbd885cfee [2018-11-23 12:35:27,997 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_98e9143f-1c80-4f7a-938d-b890987d1d35/bin-2019/utaipan/data/29c8165ec/6805f8fe243f438581372bd1a2fab1d6 [2018-11-23 12:35:27,999 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 12:35:28,000 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 12:35:28,001 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 12:35:28,001 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 12:35:28,004 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 12:35:28,004 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:35:27" (1/1) ... [2018-11-23 12:35:28,007 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4632ee4b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:35:28, skipping insertion in model container [2018-11-23 12:35:28,007 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:35:27" (1/1) ... [2018-11-23 12:35:28,014 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 12:35:28,044 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 12:35:28,268 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 12:35:28,279 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 12:35:28,313 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 12:35:28,361 INFO L195 MainTranslator]: Completed translation [2018-11-23 12:35:28,361 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:35:28 WrapperNode [2018-11-23 12:35:28,361 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 12:35:28,362 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 12:35:28,362 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 12:35:28,362 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 12:35:28,407 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:35:28" (1/1) ... [2018-11-23 12:35:28,416 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:35:28" (1/1) ... [2018-11-23 12:35:28,427 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 12:35:28,427 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 12:35:28,427 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 12:35:28,427 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 12:35:28,432 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:35:28" (1/1) ... [2018-11-23 12:35:28,432 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:35:28" (1/1) ... [2018-11-23 12:35:28,434 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:35:28" (1/1) ... [2018-11-23 12:35:28,434 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:35:28" (1/1) ... [2018-11-23 12:35:28,439 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:35:28" (1/1) ... [2018-11-23 12:35:28,443 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:35:28" (1/1) ... [2018-11-23 12:35:28,444 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:35:28" (1/1) ... [2018-11-23 12:35:28,446 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 12:35:28,446 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 12:35:28,446 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 12:35:28,447 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 12:35:28,447 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:35:28" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_98e9143f-1c80-4f7a-938d-b890987d1d35/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 12:35:28,478 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-23 12:35:28,478 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-11-23 12:35:28,478 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-11-23 12:35:28,478 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-23 12:35:28,478 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-23 12:35:28,479 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 12:35:28,479 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 12:35:28,479 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 12:35:28,628 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 12:35:28,628 INFO L280 CfgBuilder]: Removed 5 assue(true) statements. [2018-11-23 12:35:28,628 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:35:28 BoogieIcfgContainer [2018-11-23 12:35:28,628 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 12:35:28,629 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-23 12:35:28,629 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-23 12:35:28,631 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-23 12:35:28,631 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 12:35:27" (1/3) ... [2018-11-23 12:35:28,632 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5378b9e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 12:35:28, skipping insertion in model container [2018-11-23 12:35:28,632 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:35:28" (2/3) ... [2018-11-23 12:35:28,632 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5378b9e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 12:35:28, skipping insertion in model container [2018-11-23 12:35:28,633 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:35:28" (3/3) ... [2018-11-23 12:35:28,634 INFO L112 eAbstractionObserver]: Analyzing ICFG 45_monabsex1_vs_true-unreach-call.i [2018-11-23 12:35:28,654 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 12:35:28,654 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 12:35:28,654 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 12:35:28,654 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 12:35:28,655 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~nondet0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 12:35:28,655 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 12:35:28,655 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~nondet0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 12:35:28,655 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 12:35:28,655 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 12:35:28,655 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 12:35:28,655 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 12:35:28,655 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 12:35:28,655 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 12:35:28,658 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2018-11-23 12:35:28,659 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-23 12:35:28,663 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2018-11-23 12:35:28,674 INFO L257 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2018-11-23 12:35:28,688 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-23 12:35:28,689 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-23 12:35:28,689 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-23 12:35:28,689 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-23 12:35:28,689 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-23 12:35:28,689 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-23 12:35:28,689 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-23 12:35:28,689 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-23 12:35:28,689 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-23 12:35:28,695 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 28places, 29 transitions [2018-11-23 12:35:28,703 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 12:35:28,705 INFO L168 Benchmark]: Toolchain (without parser) took 705.79 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 155.2 MB). Free memory was 943.3 MB in the beginning and 1.1 GB in the end (delta: -168.0 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 12:35:28,706 INFO L168 Benchmark]: CDTParser took 0.11 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 12:35:28,707 INFO L168 Benchmark]: CACSL2BoogieTranslator took 360.81 ms. Allocated memory is still 1.0 GB. Free memory was 943.3 MB in the beginning and 911.0 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. [2018-11-23 12:35:28,707 INFO L168 Benchmark]: Boogie Procedure Inliner took 65.02 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 155.2 MB). Free memory was 911.0 MB in the beginning and 1.1 GB in the end (delta: -231.4 MB). Peak memory consumption was 16.5 MB. Max. memory is 11.5 GB. [2018-11-23 12:35:28,707 INFO L168 Benchmark]: Boogie Preprocessor took 19.14 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 12:35:28,708 INFO L168 Benchmark]: RCFGBuilder took 181.83 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: 24.5 MB). Peak memory consumption was 24.5 MB. Max. memory is 11.5 GB. [2018-11-23 12:35:28,708 INFO L168 Benchmark]: TraceAbstraction took 76.14 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: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2018-11-23 12:35:28,710 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 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 360.81 ms. Allocated memory is still 1.0 GB. Free memory was 943.3 MB in the beginning and 911.0 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 65.02 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 155.2 MB). Free memory was 911.0 MB in the beginning and 1.1 GB in the end (delta: -231.4 MB). Peak memory consumption was 16.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 19.14 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 181.83 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: 24.5 MB). Peak memory consumption was 24.5 MB. Max. memory is 11.5 GB. * TraceAbstraction took 76.14 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: 6.7 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...