./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-ext/25_stack_longest_true-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_e3704cd2-e8a8-4041-9c83-b468a358b90e/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_e3704cd2-e8a8-4041-9c83-b468a358b90e/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_e3704cd2-e8a8-4041-9c83-b468a358b90e/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_e3704cd2-e8a8-4041-9c83-b468a358b90e/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-ext/25_stack_longest_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_e3704cd2-e8a8-4041-9c83-b468a358b90e/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_e3704cd2-e8a8-4041-9c83-b468a358b90e/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 df4dcff7b9aa1fe438af4d66970525e314d58796 ......................................................................................................................................................................................................... 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_e3704cd2-e8a8-4041-9c83-b468a358b90e/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_e3704cd2-e8a8-4041-9c83-b468a358b90e/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_e3704cd2-e8a8-4041-9c83-b468a358b90e/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_e3704cd2-e8a8-4041-9c83-b468a358b90e/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-ext/25_stack_longest_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_e3704cd2-e8a8-4041-9c83-b468a358b90e/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_e3704cd2-e8a8-4041-9c83-b468a358b90e/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 df4dcff7b9aa1fe438af4d66970525e314d58796 ....................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: null --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-10-27 05:12:44,510 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:12:44,512 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:12:44,522 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:12:44,522 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:12:44,523 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:12:44,524 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:12:44,525 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:12:44,527 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:12:44,528 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:12:44,528 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:12:44,528 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:12:44,529 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:12:44,530 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:12:44,531 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:12:44,532 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:12:44,533 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:12:44,534 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:12:44,536 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:12:44,538 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:12:44,538 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:12:44,540 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:12:44,542 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:12:44,542 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:12:44,542 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:12:44,543 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:12:44,544 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:12:44,545 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:12:44,546 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:12:44,547 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:12:44,547 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:12:44,548 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:12:44,548 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:12:44,548 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:12:44,549 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:12:44,550 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:12:44,550 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_e3704cd2-e8a8-4041-9c83-b468a358b90e/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-10-27 05:12:44,562 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:12:44,568 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:12:44,568 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:12:44,569 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:12:44,569 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:12:44,569 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:12:44,569 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-27 05:12:44,569 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:12:44,569 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-27 05:12:44,570 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-27 05:12:44,570 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:12:44,570 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:12:44,570 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:12:44,571 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-27 05:12:44,571 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:12:44,571 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:12:44,571 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:12:44,574 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:12:44,574 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:12:44,574 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:12:44,574 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:12:44,575 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:12:44,575 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:12:44,575 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:12:44,575 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:12:44,575 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:12:44,575 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:12:44,576 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:12:44,576 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:12:44,576 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:12:44,576 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-27 05:12:44,576 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:12:44,576 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-27 05:12:44,577 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-27 05:12:44,577 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_e3704cd2-e8a8-4041-9c83-b468a358b90e/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 -> df4dcff7b9aa1fe438af4d66970525e314d58796 [2018-10-27 05:12:44,610 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:12:44,620 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:12:44,623 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:12:44,625 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:12:44,625 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:12:44,626 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_e3704cd2-e8a8-4041-9c83-b468a358b90e/bin-2019/utaipan/../../sv-benchmarks/c/pthread-ext/25_stack_longest_true-unreach-call.i [2018-10-27 05:12:44,681 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e3704cd2-e8a8-4041-9c83-b468a358b90e/bin-2019/utaipan/data/76a37277a/cfd5e7f3d15f422da5fe390d8c934a2f/FLAG268749d6c [2018-10-27 05:12:45,126 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:12:45,127 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_e3704cd2-e8a8-4041-9c83-b468a358b90e/sv-benchmarks/c/pthread-ext/25_stack_longest_true-unreach-call.i [2018-10-27 05:12:45,150 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e3704cd2-e8a8-4041-9c83-b468a358b90e/bin-2019/utaipan/data/76a37277a/cfd5e7f3d15f422da5fe390d8c934a2f/FLAG268749d6c [2018-10-27 05:12:45,163 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_e3704cd2-e8a8-4041-9c83-b468a358b90e/bin-2019/utaipan/data/76a37277a/cfd5e7f3d15f422da5fe390d8c934a2f [2018-10-27 05:12:45,166 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:12:45,167 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:12:45,168 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:12:45,170 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:12:45,174 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:12:45,175 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:12:45" (1/1) ... [2018-10-27 05:12:45,178 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f72be63 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:45, skipping insertion in model container [2018-10-27 05:12:45,178 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:12:45" (1/1) ... [2018-10-27 05:12:45,188 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:12:45,226 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:12:45,551 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:12:45,671 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:12:45,708 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:12:45,781 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:12:45,782 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:45 WrapperNode [2018-10-27 05:12:45,782 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:12:45,783 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:12:45,784 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:12:45,784 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:12:45,793 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:45" (1/1) ... [2018-10-27 05:12:45,927 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:45" (1/1) ... [2018-10-27 05:12:46,004 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:12:46,009 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:12:46,009 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:12:46,009 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:12:46,019 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:45" (1/1) ... [2018-10-27 05:12:46,019 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:45" (1/1) ... [2018-10-27 05:12:46,029 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:45" (1/1) ... [2018-10-27 05:12:46,031 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:45" (1/1) ... [2018-10-27 05:12:46,081 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:45" (1/1) ... [2018-10-27 05:12:46,108 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:45" (1/1) ... [2018-10-27 05:12:46,116 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:45" (1/1) ... [2018-10-27 05:12:46,133 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:12:46,137 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:12:46,138 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:12:46,138 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:12:46,139 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:45" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e3704cd2-e8a8-4041-9c83-b468a358b90e/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:12:46,201 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_assert [2018-10-27 05:12:46,201 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_assert [2018-10-27 05:12:46,201 INFO L130 BoogieDeclarations]: Found specification of procedure push [2018-10-27 05:12:46,201 INFO L138 BoogieDeclarations]: Found implementation of procedure push [2018-10-27 05:12:46,202 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-10-27 05:12:46,202 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-10-27 05:12:46,202 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_acquire [2018-10-27 05:12:46,202 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_acquire [2018-10-27 05:12:46,202 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:12:46,202 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:12:46,202 INFO L130 BoogieDeclarations]: Found specification of procedure push_loop [2018-10-27 05:12:46,203 INFO L138 BoogieDeclarations]: Found implementation of procedure push_loop [2018-10-27 05:12:46,203 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:12:46,203 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:12:46,205 INFO L130 BoogieDeclarations]: Found specification of procedure index_malloc [2018-10-27 05:12:46,206 INFO L138 BoogieDeclarations]: Found implementation of procedure index_malloc [2018-10-27 05:12:46,206 INFO L130 BoogieDeclarations]: Found specification of procedure EBStack_init [2018-10-27 05:12:46,206 INFO L138 BoogieDeclarations]: Found implementation of procedure EBStack_init [2018-10-27 05:12:46,206 INFO L130 BoogieDeclarations]: Found specification of procedure isEmpty [2018-10-27 05:12:46,207 INFO L138 BoogieDeclarations]: Found implementation of procedure isEmpty [2018-10-27 05:12:46,207 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_release [2018-10-27 05:12:46,207 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_release [2018-10-27 05:12:46,207 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:12:46,207 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:12:46,209 WARN L200 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-10-27 05:12:50,526 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:12:50,618 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:50,618 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:50,620 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException at de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:371) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:89) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:12:50,627 INFO L168 Benchmark]: Toolchain (without parser) took 5460.19 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 162.0 MB). Free memory was 958.1 MB in the beginning and 861.7 MB in the end (delta: 96.4 MB). Peak memory consumption was 258.4 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:50,629 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:12:50,629 INFO L168 Benchmark]: CACSL2BoogieTranslator took 614.27 ms. Allocated memory is still 1.0 GB. Free memory was 958.1 MB in the beginning and 912.4 MB in the end (delta: 45.6 MB). Peak memory consumption was 45.6 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:50,630 INFO L168 Benchmark]: Boogie Procedure Inliner took 225.70 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 162.0 MB). Free memory was 912.4 MB in the beginning and 1.1 GB in the end (delta: -234.0 MB). Peak memory consumption was 20.1 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:50,631 INFO L168 Benchmark]: Boogie Preprocessor took 127.73 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 8.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:50,633 INFO L168 Benchmark]: RCFGBuilder took 4486.86 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 861.7 MB in the end (delta: 276.4 MB). Peak memory consumption was 276.4 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:50,636 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 614.27 ms. Allocated memory is still 1.0 GB. Free memory was 958.1 MB in the beginning and 912.4 MB in the end (delta: 45.6 MB). Peak memory consumption was 45.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 225.70 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 162.0 MB). Free memory was 912.4 MB in the beginning and 1.1 GB in the end (delta: -234.0 MB). Peak memory consumption was 20.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 127.73 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: 8.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 4486.86 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 861.7 MB in the end (delta: 276.4 MB). Peak memory consumption was 276.4 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: null: de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-10-27 05:12:52,792 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:12:52,793 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:12:52,802 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:12:52,802 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:12:52,803 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:12:52,804 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:12:52,805 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:12:52,806 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:12:52,808 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:12:52,808 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:12:52,809 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:12:52,809 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:12:52,810 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:12:52,811 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:12:52,812 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:12:52,813 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:12:52,815 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:12:52,817 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:12:52,818 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:12:52,819 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:12:52,820 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:12:52,822 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:12:52,823 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:12:52,823 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:12:52,824 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:12:52,825 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:12:52,826 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:12:52,827 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:12:52,828 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:12:52,828 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:12:52,829 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:12:52,829 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:12:52,829 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:12:52,830 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:12:52,830 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:12:52,831 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_e3704cd2-e8a8-4041-9c83-b468a358b90e/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-10-27 05:12:52,844 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:12:52,844 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:12:52,845 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:12:52,845 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:12:52,846 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:12:52,846 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:12:52,846 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:12:52,846 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:12:52,847 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:12:52,847 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:12:52,847 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:12:52,847 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:12:52,848 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:12:52,849 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:12:52,849 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:12:52,849 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-27 05:12:52,849 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-27 05:12:52,849 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:12:52,849 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:12:52,850 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:12:52,850 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:12:52,850 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:12:52,850 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:12:52,850 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:12:52,850 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:12:52,851 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:12:52,851 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:12:52,851 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:12:52,851 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-10-27 05:12:52,851 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:12:52,851 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-27 05:12:52,852 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-27 05:12:52,852 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_e3704cd2-e8a8-4041-9c83-b468a358b90e/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 -> df4dcff7b9aa1fe438af4d66970525e314d58796 [2018-10-27 05:12:52,899 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:12:52,913 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:12:52,917 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:12:52,918 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:12:52,918 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:12:52,919 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_e3704cd2-e8a8-4041-9c83-b468a358b90e/bin-2019/utaipan/../../sv-benchmarks/c/pthread-ext/25_stack_longest_true-unreach-call.i [2018-10-27 05:12:52,969 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e3704cd2-e8a8-4041-9c83-b468a358b90e/bin-2019/utaipan/data/2f6d6d335/a5c30af0c4024bd9bbcc1faaafdcb9b9/FLAG3c00c8de9 [2018-10-27 05:12:53,468 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:12:53,470 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_e3704cd2-e8a8-4041-9c83-b468a358b90e/sv-benchmarks/c/pthread-ext/25_stack_longest_true-unreach-call.i [2018-10-27 05:12:53,485 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e3704cd2-e8a8-4041-9c83-b468a358b90e/bin-2019/utaipan/data/2f6d6d335/a5c30af0c4024bd9bbcc1faaafdcb9b9/FLAG3c00c8de9 [2018-10-27 05:12:53,503 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_e3704cd2-e8a8-4041-9c83-b468a358b90e/bin-2019/utaipan/data/2f6d6d335/a5c30af0c4024bd9bbcc1faaafdcb9b9 [2018-10-27 05:12:53,509 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:12:53,511 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:12:53,512 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:12:53,512 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:12:53,520 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:12:53,521 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:12:53" (1/1) ... [2018-10-27 05:12:53,525 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50374b00 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:53, skipping insertion in model container [2018-10-27 05:12:53,526 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:12:53" (1/1) ... [2018-10-27 05:12:53,536 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:12:53,581 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:12:54,025 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:12:54,151 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:12:54,196 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:12:54,317 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:12:54,318 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:54 WrapperNode [2018-10-27 05:12:54,318 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:12:54,319 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:12:54,319 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:12:54,320 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:12:54,328 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:54" (1/1) ... [2018-10-27 05:12:54,360 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:54" (1/1) ... [2018-10-27 05:12:54,512 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:12:54,512 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:12:54,512 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:12:54,512 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:12:54,523 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:54" (1/1) ... [2018-10-27 05:12:54,529 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:54" (1/1) ... [2018-10-27 05:12:54,546 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:54" (1/1) ... [2018-10-27 05:12:54,546 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:54" (1/1) ... [2018-10-27 05:12:54,597 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:54" (1/1) ... [2018-10-27 05:12:54,633 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:54" (1/1) ... [2018-10-27 05:12:54,644 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:54" (1/1) ... [2018-10-27 05:12:54,668 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:12:54,669 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:12:54,669 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:12:54,669 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:12:54,670 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:54" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e3704cd2-e8a8-4041-9c83-b468a358b90e/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:12:54,743 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_assert [2018-10-27 05:12:54,743 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_assert [2018-10-27 05:12:54,743 INFO L130 BoogieDeclarations]: Found specification of procedure push [2018-10-27 05:12:54,743 INFO L138 BoogieDeclarations]: Found implementation of procedure push [2018-10-27 05:12:54,744 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-10-27 05:12:54,744 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-10-27 05:12:54,744 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_acquire [2018-10-27 05:12:54,744 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_acquire [2018-10-27 05:12:54,744 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:12:54,744 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:12:54,744 INFO L130 BoogieDeclarations]: Found specification of procedure push_loop [2018-10-27 05:12:54,744 INFO L138 BoogieDeclarations]: Found implementation of procedure push_loop [2018-10-27 05:12:54,745 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:12:54,745 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:12:54,745 INFO L130 BoogieDeclarations]: Found specification of procedure index_malloc [2018-10-27 05:12:54,745 INFO L138 BoogieDeclarations]: Found implementation of procedure index_malloc [2018-10-27 05:12:54,745 INFO L130 BoogieDeclarations]: Found specification of procedure EBStack_init [2018-10-27 05:12:54,745 INFO L138 BoogieDeclarations]: Found implementation of procedure EBStack_init [2018-10-27 05:12:54,745 INFO L130 BoogieDeclarations]: Found specification of procedure isEmpty [2018-10-27 05:12:54,745 INFO L138 BoogieDeclarations]: Found implementation of procedure isEmpty [2018-10-27 05:12:54,746 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_release [2018-10-27 05:12:54,746 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_release [2018-10-27 05:12:54,746 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:12:54,746 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:12:54,750 WARN L200 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-10-27 05:13:00,162 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:13:00,238 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:00,239 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:00,240 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException at de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:371) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:89) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:13:00,243 INFO L168 Benchmark]: Toolchain (without parser) took 6733.72 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.5 MB). Free memory was 947.9 MB in the beginning and 815.8 MB in the end (delta: 132.1 MB). Peak memory consumption was 272.6 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:00,245 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:13:00,246 INFO L168 Benchmark]: CACSL2BoogieTranslator took 806.64 ms. Allocated memory is still 1.0 GB. Free memory was 947.9 MB in the beginning and 894.2 MB in the end (delta: 53.7 MB). Peak memory consumption was 53.7 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:00,246 INFO L168 Benchmark]: Boogie Procedure Inliner took 193.02 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.5 MB). Free memory was 894.2 MB in the beginning and 1.1 GB in the end (delta: -218.0 MB). Peak memory consumption was 20.9 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:00,250 INFO L168 Benchmark]: Boogie Preprocessor took 156.50 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:00,251 INFO L168 Benchmark]: RCFGBuilder took 5573.86 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 815.8 MB in the end (delta: 289.7 MB). Peak memory consumption was 289.7 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:00,255 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 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 806.64 ms. Allocated memory is still 1.0 GB. Free memory was 947.9 MB in the beginning and 894.2 MB in the end (delta: 53.7 MB). Peak memory consumption was 53.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 193.02 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.5 MB). Free memory was 894.2 MB in the beginning and 1.1 GB in the end (delta: -218.0 MB). Peak memory consumption was 20.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 156.50 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. * RCFGBuilder took 5573.86 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 815.8 MB in the end (delta: 289.7 MB). Peak memory consumption was 289.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: null: de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...