./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-ext/30_Function_Pointer3_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_d2d0b93a-6a21-4144-8b19-600ff4b7ebff/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_d2d0b93a-6a21-4144-8b19-600ff4b7ebff/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_d2d0b93a-6a21-4144-8b19-600ff4b7ebff/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_d2d0b93a-6a21-4144-8b19-600ff4b7ebff/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-ext/30_Function_Pointer3_vs_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_d2d0b93a-6a21-4144-8b19-600ff4b7ebff/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_d2d0b93a-6a21-4144-8b19-600ff4b7ebff/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 a50bdbef4446b96d8ebbf314e809338e46f55073 ..................................................................................................................................................................................................................................................................................................................................... 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_d2d0b93a-6a21-4144-8b19-600ff4b7ebff/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_d2d0b93a-6a21-4144-8b19-600ff4b7ebff/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_d2d0b93a-6a21-4144-8b19-600ff4b7ebff/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_d2d0b93a-6a21-4144-8b19-600ff4b7ebff/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-ext/30_Function_Pointer3_vs_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_d2d0b93a-6a21-4144-8b19-600ff4b7ebff/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_d2d0b93a-6a21-4144-8b19-600ff4b7ebff/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 a50bdbef4446b96d8ebbf314e809338e46f55073 ........................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr2 --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-23 13:25:09,685 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 13:25:09,686 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 13:25:09,695 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 13:25:09,695 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 13:25:09,696 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 13:25:09,697 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 13:25:09,698 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 13:25:09,699 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 13:25:09,699 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 13:25:09,700 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 13:25:09,700 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 13:25:09,701 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 13:25:09,702 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 13:25:09,703 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 13:25:09,704 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 13:25:09,704 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 13:25:09,706 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 13:25:09,707 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 13:25:09,708 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 13:25:09,709 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 13:25:09,710 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 13:25:09,712 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 13:25:09,712 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 13:25:09,712 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 13:25:09,713 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 13:25:09,714 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 13:25:09,715 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 13:25:09,715 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 13:25:09,716 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 13:25:09,716 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 13:25:09,717 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 13:25:09,717 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 13:25:09,717 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 13:25:09,718 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 13:25:09,719 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 13:25:09,719 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_d2d0b93a-6a21-4144-8b19-600ff4b7ebff/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-23 13:25:09,729 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 13:25:09,729 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 13:25:09,730 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 13:25:09,730 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-23 13:25:09,730 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-23 13:25:09,730 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-23 13:25:09,730 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-23 13:25:09,731 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-23 13:25:09,731 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-23 13:25:09,731 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-23 13:25:09,731 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-23 13:25:09,731 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-23 13:25:09,731 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-23 13:25:09,733 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 13:25:09,733 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 13:25:09,733 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 13:25:09,734 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 13:25:09,734 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 13:25:09,734 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 13:25:09,734 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 13:25:09,734 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 13:25:09,734 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 13:25:09,735 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 13:25:09,735 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 13:25:09,735 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 13:25:09,735 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 13:25:09,735 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 13:25:09,735 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 13:25:09,735 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-23 13:25:09,735 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 13:25:09,736 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 13:25:09,736 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 13:25:09,736 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 13:25:09,736 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-23 13:25:09,736 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 13:25:09,736 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 13:25:09,736 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-23 13:25:09,736 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_d2d0b93a-6a21-4144-8b19-600ff4b7ebff/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 -> a50bdbef4446b96d8ebbf314e809338e46f55073 [2018-11-23 13:25:09,756 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 13:25:09,763 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 13:25:09,765 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 13:25:09,766 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 13:25:09,766 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 13:25:09,767 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_d2d0b93a-6a21-4144-8b19-600ff4b7ebff/bin-2019/utaipan/../../sv-benchmarks/c/pthread-ext/30_Function_Pointer3_vs_true-unreach-call.i [2018-11-23 13:25:09,802 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d2d0b93a-6a21-4144-8b19-600ff4b7ebff/bin-2019/utaipan/data/89f520080/b878ea8969e14481800b4f35932f488e/FLAG6388f2af5 [2018-11-23 13:25:10,244 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 13:25:10,245 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_d2d0b93a-6a21-4144-8b19-600ff4b7ebff/sv-benchmarks/c/pthread-ext/30_Function_Pointer3_vs_true-unreach-call.i [2018-11-23 13:25:10,252 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d2d0b93a-6a21-4144-8b19-600ff4b7ebff/bin-2019/utaipan/data/89f520080/b878ea8969e14481800b4f35932f488e/FLAG6388f2af5 [2018-11-23 13:25:10,264 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_d2d0b93a-6a21-4144-8b19-600ff4b7ebff/bin-2019/utaipan/data/89f520080/b878ea8969e14481800b4f35932f488e [2018-11-23 13:25:10,265 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 13:25:10,266 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 13:25:10,267 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 13:25:10,267 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 13:25:10,270 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 13:25:10,271 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:25:10" (1/1) ... [2018-11-23 13:25:10,273 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1884327f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:25:10, skipping insertion in model container [2018-11-23 13:25:10,273 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:25:10" (1/1) ... [2018-11-23 13:25:10,281 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 13:25:10,311 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 13:25:10,509 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 13:25:10,515 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 13:25:10,591 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 13:25:10,637 INFO L195 MainTranslator]: Completed translation [2018-11-23 13:25:10,638 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:25:10 WrapperNode [2018-11-23 13:25:10,638 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 13:25:10,638 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 13:25:10,638 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 13:25:10,639 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 13:25:10,645 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:25:10" (1/1) ... [2018-11-23 13:25:10,654 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:25:10" (1/1) ... [2018-11-23 13:25:10,667 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 13:25:10,667 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 13:25:10,667 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 13:25:10,667 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 13:25:10,673 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:25:10" (1/1) ... [2018-11-23 13:25:10,673 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:25:10" (1/1) ... [2018-11-23 13:25:10,674 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:25:10" (1/1) ... [2018-11-23 13:25:10,675 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:25:10" (1/1) ... [2018-11-23 13:25:10,677 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:25:10" (1/1) ... [2018-11-23 13:25:10,680 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:25:10" (1/1) ... [2018-11-23 13:25:10,681 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:25:10" (1/1) ... [2018-11-23 13:25:10,683 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 13:25:10,683 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 13:25:10,683 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 13:25:10,683 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 13:25:10,684 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:25:10" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d2d0b93a-6a21-4144-8b19-600ff4b7ebff/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 13:25:10,725 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-23 13:25:10,725 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2018-11-23 13:25:10,725 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2018-11-23 13:25:10,725 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-11-23 13:25:10,725 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-11-23 13:25:10,725 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-23 13:25:10,725 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-23 13:25:10,726 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 13:25:10,726 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 13:25:10,727 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 13:25:10,809 INFO L1415 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel [2018-11-23 13:25:10,810 INFO L1415 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel [2018-11-23 13:25:10,991 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 13:25:10,992 INFO L280 CfgBuilder]: Removed 16 assue(true) statements. [2018-11-23 13:25:10,992 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:25:10 BoogieIcfgContainer [2018-11-23 13:25:10,992 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 13:25:10,992 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-23 13:25:10,992 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-23 13:25:10,995 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-23 13:25:10,995 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 01:25:10" (1/3) ... [2018-11-23 13:25:10,996 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ac0d0b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 01:25:10, skipping insertion in model container [2018-11-23 13:25:10,996 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:25:10" (2/3) ... [2018-11-23 13:25:10,996 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ac0d0b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 01:25:10, skipping insertion in model container [2018-11-23 13:25:10,996 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:25:10" (3/3) ... [2018-11-23 13:25:10,998 INFO L112 eAbstractionObserver]: Analyzing ICFG 30_Function_Pointer3_vs_true-unreach-call.i [2018-11-23 13:25:11,024 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:11,024 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:11,024 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:11,024 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:11,024 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~pf~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:11,025 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~pf~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:11,025 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:11,025 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:11,025 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:11,025 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:11,025 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:11,025 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~pf~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:11,026 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~pf~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:11,026 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~pf~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:11,026 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~pf~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:11,026 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~pf~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:11,026 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~pf~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:11,026 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_##fun~int~X~int~TO~int_#in~2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:11,027 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_##fun~int~X~int~TO~int_#in~3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:11,027 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_##fun~int~X~int~TO~int_#in~#fp.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:11,027 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_##fun~int~X~int~TO~int_#in~#fp.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:11,027 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_##fun~int~X~int~TO~int_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:11,027 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_##fun~int~X~int~TO~int_#t~ret10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:11,027 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_##fun~int~X~int~TO~int_#t~funptrres8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:11,027 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_##fun~int~X~int~TO~int_#~2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:11,028 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_##fun~int~X~int~TO~int_#t~ret9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:11,028 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_##fun~int~X~int~TO~int_#~3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:11,028 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_##fun~int~X~int~TO~int_#in~2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:11,028 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_##fun~int~X~int~TO~int_#~2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:11,028 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_##fun~int~X~int~TO~int_#in~3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:11,028 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_##fun~int~X~int~TO~int_#~3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:11,028 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_##fun~int~X~int~TO~int_#in~#fp.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:11,029 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_##fun~int~X~int~TO~int_#in~#fp.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:11,029 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_##fun~int~X~int~TO~int_#in~#fp.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:11,029 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_##fun~int~X~int~TO~int_#in~#fp.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:11,029 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_##fun~int~X~int~TO~int_#~2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:11,029 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_##fun~int~X~int~TO~int_#~3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:11,029 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_f2_#in~y| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:11,029 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_f2_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:11,030 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_##fun~int~X~int~TO~int_#~2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:11,030 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_##fun~int~X~int~TO~int_#~3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:11,030 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_f1_#in~b| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:11,030 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_f1_#in~a| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:11,030 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_f2_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:11,030 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_f1_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:11,030 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_f2_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:11,031 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_f2_~y not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:11,031 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_f1_~a not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:11,031 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_f1_~b not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:11,031 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_f2_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:11,031 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_f2_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:11,031 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_f1_#in~a| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:11,031 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_f1_~a not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:11,032 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_f2_#in~y| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:11,032 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_f2_~y not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:11,032 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_f1_#in~b| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:11,032 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_f1_~b not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:11,032 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_f2_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:11,032 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_f2_~y not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:11,032 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_f2_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:11,033 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_f1_~a not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:11,033 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_f1_~b not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:11,033 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_f1_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:11,033 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_f2_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:11,033 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_##fun~int~X~int~TO~int_#t~ret10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:11,033 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_f1_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:11,033 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_##fun~int~X~int~TO~int_#t~ret9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:11,033 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_##fun~int~X~int~TO~int_#t~ret10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:11,034 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_##fun~int~X~int~TO~int_#t~ret9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:11,034 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_##fun~int~X~int~TO~int_#t~ret10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:11,034 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_##fun~int~X~int~TO~int_#t~funptrres8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:11,034 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_##fun~int~X~int~TO~int_#t~ret9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:11,034 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_##fun~int~X~int~TO~int_#t~funptrres8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:11,034 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_##fun~int~X~int~TO~int_#t~funptrres8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:11,035 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_##fun~int~X~int~TO~int_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:11,035 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_##fun~int~X~int~TO~int_#t~ret9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:11,035 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_##fun~int~X~int~TO~int_#t~funptrres8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:11,035 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_##fun~int~X~int~TO~int_#t~ret10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:11,035 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_##fun~int~X~int~TO~int_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:11,035 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~ret4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:11,035 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~ret4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:11,036 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~ret4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:11,036 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~ret4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:11,036 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:11,036 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:11,036 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:11,036 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:11,037 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:11,037 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:11,037 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:11,037 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:11,048 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2018-11-23 13:25:11,048 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-23 13:25:11,055 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2018-11-23 13:25:11,070 INFO L257 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2018-11-23 13:25:11,091 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-23 13:25:11,091 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-23 13:25:11,091 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-23 13:25:11,092 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-23 13:25:11,092 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-23 13:25:11,092 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-23 13:25:11,092 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-23 13:25:11,092 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-23 13:25:11,101 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 71places, 75 transitions [2018-11-23 13:25:11,116 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_thr2 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 13:25:11,119 INFO L168 Benchmark]: Toolchain (without parser) took 853.21 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 163.6 MB). Free memory was 950.4 MB in the beginning and 1.1 GB in the end (delta: -143.4 MB). Peak memory consumption was 20.2 MB. Max. memory is 11.5 GB. [2018-11-23 13:25:11,121 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 977.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 13:25:11,121 INFO L168 Benchmark]: CACSL2BoogieTranslator took 371.13 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 163.6 MB). Free memory was 950.4 MB in the beginning and 1.1 GB in the end (delta: -190.2 MB). Peak memory consumption was 26.4 MB. Max. memory is 11.5 GB. [2018-11-23 13:25:11,122 INFO L168 Benchmark]: Boogie Procedure Inliner took 28.38 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 13:25:11,122 INFO L168 Benchmark]: Boogie Preprocessor took 15.79 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2018-11-23 13:25:11,123 INFO L168 Benchmark]: RCFGBuilder took 308.97 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: 19.8 MB). Peak memory consumption was 19.8 MB. Max. memory is 11.5 GB. [2018-11-23 13:25:11,123 INFO L168 Benchmark]: TraceAbstraction took 126.20 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: 20.3 MB). Peak memory consumption was 20.3 MB. Max. memory is 11.5 GB. [2018-11-23 13:25:11,126 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 977.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 371.13 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 163.6 MB). Free memory was 950.4 MB in the beginning and 1.1 GB in the end (delta: -190.2 MB). Peak memory consumption was 26.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 28.38 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 15.79 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 308.97 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: 19.8 MB). Peak memory consumption was 19.8 MB. Max. memory is 11.5 GB. * TraceAbstraction took 126.20 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: 20.3 MB). Peak memory consumption was 20.3 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_thr2 de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr2: 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 13:25:12,618 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 13:25:12,619 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 13:25:12,626 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 13:25:12,627 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 13:25:12,627 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 13:25:12,628 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 13:25:12,629 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 13:25:12,631 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 13:25:12,631 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 13:25:12,632 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 13:25:12,632 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 13:25:12,633 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 13:25:12,634 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 13:25:12,635 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 13:25:12,635 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 13:25:12,636 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 13:25:12,638 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 13:25:12,639 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 13:25:12,640 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 13:25:12,641 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 13:25:12,643 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 13:25:12,644 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 13:25:12,645 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 13:25:12,645 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 13:25:12,646 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 13:25:12,647 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 13:25:12,647 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 13:25:12,648 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 13:25:12,649 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 13:25:12,649 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 13:25:12,650 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 13:25:12,650 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 13:25:12,650 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 13:25:12,651 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 13:25:12,651 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 13:25:12,652 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_d2d0b93a-6a21-4144-8b19-600ff4b7ebff/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-11-23 13:25:12,663 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 13:25:12,663 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 13:25:12,664 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 13:25:12,664 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-23 13:25:12,664 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-23 13:25:12,664 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-23 13:25:12,665 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-23 13:25:12,665 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-23 13:25:12,666 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-23 13:25:12,666 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-23 13:25:12,666 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 13:25:12,666 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 13:25:12,666 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 13:25:12,667 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 13:25:12,667 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 13:25:12,667 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 13:25:12,667 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 13:25:12,667 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-23 13:25:12,667 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-23 13:25:12,667 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 13:25:12,668 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 13:25:12,668 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 13:25:12,668 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 13:25:12,668 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 13:25:12,668 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 13:25:12,668 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 13:25:12,668 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-23 13:25:12,668 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 13:25:12,668 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 13:25:12,669 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 13:25:12,669 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 13:25:12,669 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-23 13:25:12,669 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 13:25:12,669 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-23 13:25:12,669 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-23 13:25:12,669 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_d2d0b93a-6a21-4144-8b19-600ff4b7ebff/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 -> a50bdbef4446b96d8ebbf314e809338e46f55073 [2018-11-23 13:25:12,698 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 13:25:12,707 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 13:25:12,709 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 13:25:12,710 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 13:25:12,710 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 13:25:12,711 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_d2d0b93a-6a21-4144-8b19-600ff4b7ebff/bin-2019/utaipan/../../sv-benchmarks/c/pthread-ext/30_Function_Pointer3_vs_true-unreach-call.i [2018-11-23 13:25:12,750 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d2d0b93a-6a21-4144-8b19-600ff4b7ebff/bin-2019/utaipan/data/5b84083c2/86b6076da79d4fb5b422fbbc2f9c1e7d/FLAG8442d52cf [2018-11-23 13:25:13,126 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 13:25:13,126 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_d2d0b93a-6a21-4144-8b19-600ff4b7ebff/sv-benchmarks/c/pthread-ext/30_Function_Pointer3_vs_true-unreach-call.i [2018-11-23 13:25:13,136 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d2d0b93a-6a21-4144-8b19-600ff4b7ebff/bin-2019/utaipan/data/5b84083c2/86b6076da79d4fb5b422fbbc2f9c1e7d/FLAG8442d52cf [2018-11-23 13:25:13,509 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_d2d0b93a-6a21-4144-8b19-600ff4b7ebff/bin-2019/utaipan/data/5b84083c2/86b6076da79d4fb5b422fbbc2f9c1e7d [2018-11-23 13:25:13,511 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 13:25:13,512 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 13:25:13,513 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 13:25:13,513 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 13:25:13,517 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 13:25:13,517 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:25:13" (1/1) ... [2018-11-23 13:25:13,520 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3358de21 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:25:13, skipping insertion in model container [2018-11-23 13:25:13,520 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:25:13" (1/1) ... [2018-11-23 13:25:13,529 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 13:25:13,562 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 13:25:13,810 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 13:25:13,820 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 13:25:13,853 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 13:25:13,894 INFO L195 MainTranslator]: Completed translation [2018-11-23 13:25:13,894 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:25:13 WrapperNode [2018-11-23 13:25:13,894 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 13:25:13,895 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 13:25:13,895 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 13:25:13,895 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 13:25:13,900 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:25:13" (1/1) ... [2018-11-23 13:25:13,960 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:25:13" (1/1) ... [2018-11-23 13:25:13,980 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 13:25:13,980 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 13:25:13,980 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 13:25:13,980 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 13:25:13,988 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:25:13" (1/1) ... [2018-11-23 13:25:13,989 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:25:13" (1/1) ... [2018-11-23 13:25:13,991 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:25:13" (1/1) ... [2018-11-23 13:25:13,992 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:25:13" (1/1) ... [2018-11-23 13:25:13,998 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:25:13" (1/1) ... [2018-11-23 13:25:14,002 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:25:13" (1/1) ... [2018-11-23 13:25:14,004 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:25:13" (1/1) ... [2018-11-23 13:25:14,007 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 13:25:14,008 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 13:25:14,008 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 13:25:14,008 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 13:25:14,009 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:25:13" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d2d0b93a-6a21-4144-8b19-600ff4b7ebff/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 13:25:14,054 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-23 13:25:14,054 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2018-11-23 13:25:14,054 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2018-11-23 13:25:14,054 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-11-23 13:25:14,055 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-11-23 13:25:14,055 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-23 13:25:14,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-23 13:25:14,055 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 13:25:14,055 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 13:25:14,056 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 13:25:14,154 INFO L1415 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel [2018-11-23 13:25:14,155 INFO L1415 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel [2018-11-23 13:25:14,331 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 13:25:14,331 INFO L280 CfgBuilder]: Removed 16 assue(true) statements. [2018-11-23 13:25:14,332 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:25:14 BoogieIcfgContainer [2018-11-23 13:25:14,332 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 13:25:14,332 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-23 13:25:14,332 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-23 13:25:14,335 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-23 13:25:14,335 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 01:25:13" (1/3) ... [2018-11-23 13:25:14,336 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@516d3059 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 01:25:14, skipping insertion in model container [2018-11-23 13:25:14,336 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:25:13" (2/3) ... [2018-11-23 13:25:14,336 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@516d3059 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 01:25:14, skipping insertion in model container [2018-11-23 13:25:14,336 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:25:14" (3/3) ... [2018-11-23 13:25:14,337 INFO L112 eAbstractionObserver]: Analyzing ICFG 30_Function_Pointer3_vs_true-unreach-call.i [2018-11-23 13:25:14,366 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:14,366 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:14,366 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:14,366 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:14,366 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~pf~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:14,366 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~pf~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:14,367 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:14,367 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:14,367 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:14,367 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:14,367 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~pf~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:14,367 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~pf~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:14,367 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~pf~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:14,368 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~pf~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:14,368 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~pf~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:14,368 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~pf~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:14,368 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_##fun~C_INT~X~C_INT~TO~C_INT_#in~3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:14,368 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_##fun~C_INT~X~C_INT~TO~C_INT_#in~2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:14,368 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_##fun~C_INT~X~C_INT~TO~C_INT_#in~#fp.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:14,369 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_##fun~C_INT~X~C_INT~TO~C_INT_#in~#fp.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:14,369 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_##fun~C_INT~X~C_INT~TO~C_INT_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:14,369 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_##fun~C_INT~X~C_INT~TO~C_INT_#~2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:14,369 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_##fun~C_INT~X~C_INT~TO~C_INT_#t~ret9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:14,369 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_##fun~C_INT~X~C_INT~TO~C_INT_#~3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:14,369 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_##fun~C_INT~X~C_INT~TO~C_INT_#t~ret10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:14,370 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_##fun~C_INT~X~C_INT~TO~C_INT_#t~funptrres8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:14,370 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_##fun~C_INT~X~C_INT~TO~C_INT_#in~2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:14,370 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_##fun~C_INT~X~C_INT~TO~C_INT_#~2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:14,370 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_##fun~C_INT~X~C_INT~TO~C_INT_#in~3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:14,370 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_##fun~C_INT~X~C_INT~TO~C_INT_#~3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:14,370 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_##fun~C_INT~X~C_INT~TO~C_INT_#in~#fp.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:14,370 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_##fun~C_INT~X~C_INT~TO~C_INT_#in~#fp.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:14,371 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_##fun~C_INT~X~C_INT~TO~C_INT_#in~#fp.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:14,371 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_##fun~C_INT~X~C_INT~TO~C_INT_#in~#fp.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:14,371 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_##fun~C_INT~X~C_INT~TO~C_INT_#~2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:14,371 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_##fun~C_INT~X~C_INT~TO~C_INT_#~3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:14,371 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_f2_#in~y| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:14,371 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_f2_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:14,371 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_##fun~C_INT~X~C_INT~TO~C_INT_#~2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:14,371 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_##fun~C_INT~X~C_INT~TO~C_INT_#~3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:14,372 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_f1_#in~b| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:14,372 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_f1_#in~a| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:14,372 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_f2_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:14,372 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_f1_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:14,372 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_f2_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:14,372 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_f2_~y not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:14,372 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_f1_~a not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:14,372 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_f1_~b not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:14,373 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_f2_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:14,373 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_f2_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:14,373 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_f1_#in~a| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:14,373 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_f1_~a not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:14,373 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_f2_#in~y| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:14,373 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_f2_~y not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:14,373 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_f1_#in~b| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:14,373 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_f1_~b not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:14,374 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_f2_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:14,374 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_f2_~y not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:14,374 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_f2_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:14,374 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_f1_~a not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:14,374 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_f1_~b not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:14,374 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_f1_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:14,374 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_f2_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:14,374 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_##fun~C_INT~X~C_INT~TO~C_INT_#t~ret10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:14,375 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_f1_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:14,375 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_##fun~C_INT~X~C_INT~TO~C_INT_#t~ret9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:14,375 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_##fun~C_INT~X~C_INT~TO~C_INT_#t~ret10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:14,375 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_##fun~C_INT~X~C_INT~TO~C_INT_#t~funptrres8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:14,375 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_##fun~C_INT~X~C_INT~TO~C_INT_#t~ret9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:14,375 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_##fun~C_INT~X~C_INT~TO~C_INT_#t~funptrres8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:14,375 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_##fun~C_INT~X~C_INT~TO~C_INT_#t~funptrres8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:14,375 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_##fun~C_INT~X~C_INT~TO~C_INT_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:14,376 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_##fun~C_INT~X~C_INT~TO~C_INT_#t~ret9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:14,376 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_##fun~C_INT~X~C_INT~TO~C_INT_#t~funptrres8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:14,376 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_##fun~C_INT~X~C_INT~TO~C_INT_#t~ret10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:14,376 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_##fun~C_INT~X~C_INT~TO~C_INT_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:14,376 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~ret4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:14,376 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~ret4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:14,376 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~ret4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:14,377 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:14,377 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:14,377 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:14,377 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:14,377 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:14,377 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:14,378 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:14,378 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 13:25:14,386 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2018-11-23 13:25:14,387 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-23 13:25:14,392 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2018-11-23 13:25:14,401 INFO L257 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2018-11-23 13:25:14,418 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-23 13:25:14,418 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-23 13:25:14,418 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-23 13:25:14,418 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-23 13:25:14,418 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-23 13:25:14,419 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-23 13:25:14,419 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-23 13:25:14,419 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-23 13:25:14,419 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-23 13:25:14,426 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 67places, 71 transitions [2018-11-23 13:25:14,437 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_thr2 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 13:25:14,439 INFO L168 Benchmark]: Toolchain (without parser) took 927.64 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 123.2 MB). Free memory was 943.3 MB in the beginning and 1.1 GB in the end (delta: -122.3 MB). Peak memory consumption was 948.2 kB. Max. memory is 11.5 GB. [2018-11-23 13:25:14,441 INFO L168 Benchmark]: CDTParser took 0.12 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 13:25:14,441 INFO L168 Benchmark]: CACSL2BoogieTranslator took 381.46 ms. Allocated memory is still 1.0 GB. Free memory was 943.3 MB in the beginning and 911.1 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. [2018-11-23 13:25:14,441 INFO L168 Benchmark]: Boogie Procedure Inliner took 85.11 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 123.2 MB). Free memory was 911.1 MB in the beginning and 1.1 GB in the end (delta: -199.3 MB). Peak memory consumption was 21.9 MB. Max. memory is 11.5 GB. [2018-11-23 13:25:14,442 INFO L168 Benchmark]: Boogie Preprocessor took 27.25 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 13:25:14,442 INFO L168 Benchmark]: RCFGBuilder took 324.27 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: 31.4 MB). Peak memory consumption was 31.4 MB. Max. memory is 11.5 GB. [2018-11-23 13:25:14,442 INFO L168 Benchmark]: TraceAbstraction took 106.52 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. [2018-11-23 13:25:14,444 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 381.46 ms. Allocated memory is still 1.0 GB. Free memory was 943.3 MB in the beginning and 911.1 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 85.11 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 123.2 MB). Free memory was 911.1 MB in the beginning and 1.1 GB in the end (delta: -199.3 MB). Peak memory consumption was 21.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 27.25 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 324.27 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: 31.4 MB). Peak memory consumption was 31.4 MB. Max. memory is 11.5 GB. * TraceAbstraction took 106.52 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 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_thr2 de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr2: 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...