./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-ext/25_stack_longer_false-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_60e5f598-a45a-46c2-9d77-e1697ba66725/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_60e5f598-a45a-46c2-9d77-e1697ba66725/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_60e5f598-a45a-46c2-9d77-e1697ba66725/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_60e5f598-a45a-46c2-9d77-e1697ba66725/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-ext/25_stack_longer_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_60e5f598-a45a-46c2-9d77-e1697ba66725/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_60e5f598-a45a-46c2-9d77-e1697ba66725/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 377fe5f02594b92145ebd319c2adc8754351fd3e ....................................................................................................................................................................................................................... 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_60e5f598-a45a-46c2-9d77-e1697ba66725/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_60e5f598-a45a-46c2-9d77-e1697ba66725/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_60e5f598-a45a-46c2-9d77-e1697ba66725/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_60e5f598-a45a-46c2-9d77-e1697ba66725/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-ext/25_stack_longer_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_60e5f598-a45a-46c2-9d77-e1697ba66725/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_60e5f598-a45a-46c2-9d77-e1697ba66725/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 377fe5f02594b92145ebd319c2adc8754351fd3e ................................................................................................................................................................................................................. 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 [2018-11-10 06:25:23,294 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 06:25:23,295 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 06:25:23,302 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 06:25:23,302 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 06:25:23,303 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 06:25:23,304 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 06:25:23,305 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 06:25:23,306 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 06:25:23,307 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 06:25:23,307 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 06:25:23,308 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 06:25:23,308 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 06:25:23,309 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 06:25:23,309 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 06:25:23,310 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 06:25:23,310 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 06:25:23,312 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 06:25:23,313 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 06:25:23,313 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 06:25:23,314 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 06:25:23,315 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 06:25:23,316 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 06:25:23,317 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 06:25:23,317 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 06:25:23,317 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 06:25:23,318 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 06:25:23,318 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 06:25:23,319 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 06:25:23,320 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 06:25:23,320 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 06:25:23,320 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 06:25:23,320 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 06:25:23,321 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 06:25:23,321 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 06:25:23,322 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 06:25:23,322 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_60e5f598-a45a-46c2-9d77-e1697ba66725/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-10 06:25:23,329 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 06:25:23,329 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 06:25:23,330 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 06:25:23,330 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 06:25:23,330 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 06:25:23,330 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 06:25:23,330 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-10 06:25:23,330 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 06:25:23,331 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-10 06:25:23,331 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-10 06:25:23,331 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 06:25:23,331 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 06:25:23,331 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 06:25:23,332 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 06:25:23,332 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 06:25:23,332 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 06:25:23,332 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 06:25:23,332 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 06:25:23,332 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 06:25:23,332 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 06:25:23,333 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 06:25:23,333 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 06:25:23,333 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 06:25:23,333 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 06:25:23,333 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 06:25:23,333 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 06:25:23,333 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 06:25:23,334 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 06:25:23,334 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 06:25:23,334 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 06:25:23,334 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-10 06:25:23,334 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 06:25:23,334 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 06:25:23,334 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-10 06:25:23,334 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_60e5f598-a45a-46c2-9d77-e1697ba66725/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 -> 377fe5f02594b92145ebd319c2adc8754351fd3e [2018-11-10 06:25:23,358 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 06:25:23,367 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 06:25:23,370 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 06:25:23,371 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 06:25:23,371 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 06:25:23,372 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_60e5f598-a45a-46c2-9d77-e1697ba66725/bin-2019/utaipan/../../sv-benchmarks/c/pthread-ext/25_stack_longer_false-unreach-call.i [2018-11-10 06:25:23,416 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_60e5f598-a45a-46c2-9d77-e1697ba66725/bin-2019/utaipan/data/83625a42c/a70c35f3199144b28d6490ed0fe5f2c5/FLAG27789f140 [2018-11-10 06:25:23,803 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 06:25:23,804 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_60e5f598-a45a-46c2-9d77-e1697ba66725/sv-benchmarks/c/pthread-ext/25_stack_longer_false-unreach-call.i [2018-11-10 06:25:23,814 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_60e5f598-a45a-46c2-9d77-e1697ba66725/bin-2019/utaipan/data/83625a42c/a70c35f3199144b28d6490ed0fe5f2c5/FLAG27789f140 [2018-11-10 06:25:23,825 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_60e5f598-a45a-46c2-9d77-e1697ba66725/bin-2019/utaipan/data/83625a42c/a70c35f3199144b28d6490ed0fe5f2c5 [2018-11-10 06:25:23,828 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 06:25:23,829 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 06:25:23,830 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 06:25:23,830 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 06:25:23,833 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 06:25:23,833 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 06:25:23" (1/1) ... [2018-11-10 06:25:23,836 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3396e510 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:25:23, skipping insertion in model container [2018-11-10 06:25:23,836 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 06:25:23" (1/1) ... [2018-11-10 06:25:23,844 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 06:25:23,874 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 06:25:24,102 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 06:25:24,134 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 06:25:24,164 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 06:25:24,222 INFO L193 MainTranslator]: Completed translation [2018-11-10 06:25:24,222 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:25:24 WrapperNode [2018-11-10 06:25:24,222 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 06:25:24,223 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 06:25:24,223 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 06:25:24,223 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 06:25:24,284 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:25:24" (1/1) ... [2018-11-10 06:25:24,297 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:25:24" (1/1) ... [2018-11-10 06:25:24,319 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 06:25:24,320 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 06:25:24,320 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 06:25:24,320 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 06:25:24,325 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:25:24" (1/1) ... [2018-11-10 06:25:24,325 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:25:24" (1/1) ... [2018-11-10 06:25:24,328 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:25:24" (1/1) ... [2018-11-10 06:25:24,329 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:25:24" (1/1) ... [2018-11-10 06:25:24,338 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:25:24" (1/1) ... [2018-11-10 06:25:24,346 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:25:24" (1/1) ... [2018-11-10 06:25:24,349 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:25:24" (1/1) ... [2018-11-10 06:25:24,353 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 06:25:24,354 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 06:25:24,354 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 06:25:24,354 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 06:25:24,354 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:25:24" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_60e5f598-a45a-46c2-9d77-e1697ba66725/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 [2018-11-10 06:25:24,411 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_assert [2018-11-10 06:25:24,411 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_assert [2018-11-10 06:25:24,411 INFO L130 BoogieDeclarations]: Found specification of procedure push [2018-11-10 06:25:24,411 INFO L138 BoogieDeclarations]: Found implementation of procedure push [2018-11-10 06:25:24,411 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-11-10 06:25:24,412 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-11-10 06:25:24,412 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_acquire [2018-11-10 06:25:24,412 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_acquire [2018-11-10 06:25:24,412 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 06:25:24,412 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 06:25:24,412 INFO L130 BoogieDeclarations]: Found specification of procedure push_loop [2018-11-10 06:25:24,412 INFO L138 BoogieDeclarations]: Found implementation of procedure push_loop [2018-11-10 06:25:24,412 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 06:25:24,412 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 06:25:24,412 INFO L130 BoogieDeclarations]: Found specification of procedure index_malloc [2018-11-10 06:25:24,413 INFO L138 BoogieDeclarations]: Found implementation of procedure index_malloc [2018-11-10 06:25:24,413 INFO L130 BoogieDeclarations]: Found specification of procedure EBStack_init [2018-11-10 06:25:24,413 INFO L138 BoogieDeclarations]: Found implementation of procedure EBStack_init [2018-11-10 06:25:24,413 INFO L130 BoogieDeclarations]: Found specification of procedure isEmpty [2018-11-10 06:25:24,413 INFO L138 BoogieDeclarations]: Found implementation of procedure isEmpty [2018-11-10 06:25:24,413 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_release [2018-11-10 06:25:24,413 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_release [2018-11-10 06:25:24,413 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 06:25:24,413 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 06:25:24,415 WARN L200 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-11-10 06:25:25,320 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 06:25:25,358 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 06:25:25,358 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 06:25:25,359 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 06:25:25,362 INFO L168 Benchmark]: Toolchain (without parser) took 1533.56 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.3 MB). Free memory was 956.6 MB in the beginning and 998.3 MB in the end (delta: -41.7 MB). Peak memory consumption was 94.6 MB. Max. memory is 11.5 GB. [2018-11-10 06:25:25,363 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 06:25:25,364 INFO L168 Benchmark]: CACSL2BoogieTranslator took 392.96 ms. Allocated memory is still 1.0 GB. Free memory was 956.6 MB in the beginning and 919.0 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2018-11-10 06:25:25,364 INFO L168 Benchmark]: Boogie Procedure Inliner took 96.57 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.3 MB). Free memory was 919.0 MB in the beginning and 1.1 GB in the end (delta: -210.7 MB). Peak memory consumption was 17.5 MB. Max. memory is 11.5 GB. [2018-11-10 06:25:25,365 INFO L168 Benchmark]: Boogie Preprocessor took 33.59 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-10 06:25:25,365 INFO L168 Benchmark]: RCFGBuilder took 1007.69 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 998.3 MB in the end (delta: 126.0 MB). Peak memory consumption was 126.0 MB. Max. memory is 11.5 GB. [2018-11-10 06:25:25,369 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 392.96 ms. Allocated memory is still 1.0 GB. Free memory was 956.6 MB in the beginning and 919.0 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 96.57 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.3 MB). Free memory was 919.0 MB in the beginning and 1.1 GB in the end (delta: -210.7 MB). Peak memory consumption was 17.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 33.59 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1007.69 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 998.3 MB in the end (delta: 126.0 MB). Peak memory consumption was 126.0 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 [2018-11-10 06:25:26,830 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 06:25:26,831 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 06:25:26,839 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 06:25:26,839 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 06:25:26,840 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 06:25:26,841 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 06:25:26,842 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 06:25:26,843 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 06:25:26,844 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 06:25:26,845 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 06:25:26,845 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 06:25:26,846 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 06:25:26,846 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 06:25:26,847 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 06:25:26,848 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 06:25:26,848 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 06:25:26,850 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 06:25:26,851 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 06:25:26,852 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 06:25:26,853 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 06:25:26,854 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 06:25:26,856 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 06:25:26,856 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 06:25:26,856 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 06:25:26,857 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 06:25:26,857 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 06:25:26,858 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 06:25:26,859 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 06:25:26,860 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 06:25:26,860 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 06:25:26,861 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 06:25:26,861 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 06:25:26,861 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 06:25:26,862 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 06:25:26,862 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 06:25:26,863 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_60e5f598-a45a-46c2-9d77-e1697ba66725/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-11-10 06:25:26,873 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 06:25:26,873 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 06:25:26,874 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 06:25:26,874 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 06:25:26,874 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 06:25:26,874 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 06:25:26,875 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 06:25:26,875 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 06:25:26,875 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 06:25:26,875 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 06:25:26,876 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 06:25:26,876 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 06:25:26,876 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 06:25:26,876 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 06:25:26,876 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 06:25:26,876 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-10 06:25:26,877 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-10 06:25:26,877 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 06:25:26,877 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 06:25:26,877 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 06:25:26,877 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 06:25:26,877 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 06:25:26,877 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 06:25:26,878 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 06:25:26,878 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 06:25:26,878 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 06:25:26,878 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 06:25:26,878 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 06:25:26,878 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-10 06:25:26,879 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 06:25:26,879 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-10 06:25:26,879 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-10 06:25:26,879 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_60e5f598-a45a-46c2-9d77-e1697ba66725/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 -> 377fe5f02594b92145ebd319c2adc8754351fd3e [2018-11-10 06:25:26,910 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 06:25:26,919 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 06:25:26,922 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 06:25:26,923 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 06:25:26,923 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 06:25:26,924 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_60e5f598-a45a-46c2-9d77-e1697ba66725/bin-2019/utaipan/../../sv-benchmarks/c/pthread-ext/25_stack_longer_false-unreach-call.i [2018-11-10 06:25:26,966 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_60e5f598-a45a-46c2-9d77-e1697ba66725/bin-2019/utaipan/data/937a5e44f/1f08b2e223144a2687773897218cf463/FLAG4a26dcdc0 [2018-11-10 06:25:27,300 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 06:25:27,300 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_60e5f598-a45a-46c2-9d77-e1697ba66725/sv-benchmarks/c/pthread-ext/25_stack_longer_false-unreach-call.i [2018-11-10 06:25:27,308 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_60e5f598-a45a-46c2-9d77-e1697ba66725/bin-2019/utaipan/data/937a5e44f/1f08b2e223144a2687773897218cf463/FLAG4a26dcdc0 [2018-11-10 06:25:27,317 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_60e5f598-a45a-46c2-9d77-e1697ba66725/bin-2019/utaipan/data/937a5e44f/1f08b2e223144a2687773897218cf463 [2018-11-10 06:25:27,320 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 06:25:27,321 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 06:25:27,321 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 06:25:27,322 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 06:25:27,324 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 06:25:27,324 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 06:25:27" (1/1) ... [2018-11-10 06:25:27,326 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2148ef60 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:25:27, skipping insertion in model container [2018-11-10 06:25:27,326 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 06:25:27" (1/1) ... [2018-11-10 06:25:27,332 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 06:25:27,361 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 06:25:27,598 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 06:25:27,632 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 06:25:27,665 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 06:25:27,731 INFO L193 MainTranslator]: Completed translation [2018-11-10 06:25:27,731 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:25:27 WrapperNode [2018-11-10 06:25:27,732 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 06:25:27,732 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 06:25:27,732 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 06:25:27,732 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 06:25:27,817 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:25:27" (1/1) ... [2018-11-10 06:25:27,834 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:25:27" (1/1) ... [2018-11-10 06:25:27,860 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 06:25:27,860 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 06:25:27,861 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 06:25:27,861 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 06:25:27,868 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:25:27" (1/1) ... [2018-11-10 06:25:27,868 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:25:27" (1/1) ... [2018-11-10 06:25:27,873 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:25:27" (1/1) ... [2018-11-10 06:25:27,873 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:25:27" (1/1) ... [2018-11-10 06:25:27,884 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:25:27" (1/1) ... [2018-11-10 06:25:27,891 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:25:27" (1/1) ... [2018-11-10 06:25:27,895 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:25:27" (1/1) ... [2018-11-10 06:25:27,899 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 06:25:27,899 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 06:25:27,899 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 06:25:27,899 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 06:25:27,900 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:25:27" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_60e5f598-a45a-46c2-9d77-e1697ba66725/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 [2018-11-10 06:25:27,935 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_assert [2018-11-10 06:25:27,935 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_assert [2018-11-10 06:25:27,936 INFO L130 BoogieDeclarations]: Found specification of procedure push [2018-11-10 06:25:27,936 INFO L138 BoogieDeclarations]: Found implementation of procedure push [2018-11-10 06:25:27,936 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-11-10 06:25:27,936 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-11-10 06:25:27,936 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_acquire [2018-11-10 06:25:27,936 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_acquire [2018-11-10 06:25:27,936 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 06:25:27,936 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 06:25:27,936 INFO L130 BoogieDeclarations]: Found specification of procedure push_loop [2018-11-10 06:25:27,937 INFO L138 BoogieDeclarations]: Found implementation of procedure push_loop [2018-11-10 06:25:27,937 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 06:25:27,937 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 06:25:27,937 INFO L130 BoogieDeclarations]: Found specification of procedure index_malloc [2018-11-10 06:25:27,937 INFO L138 BoogieDeclarations]: Found implementation of procedure index_malloc [2018-11-10 06:25:27,937 INFO L130 BoogieDeclarations]: Found specification of procedure EBStack_init [2018-11-10 06:25:27,937 INFO L138 BoogieDeclarations]: Found implementation of procedure EBStack_init [2018-11-10 06:25:27,937 INFO L130 BoogieDeclarations]: Found specification of procedure isEmpty [2018-11-10 06:25:27,937 INFO L138 BoogieDeclarations]: Found implementation of procedure isEmpty [2018-11-10 06:25:27,938 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_release [2018-11-10 06:25:27,938 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_release [2018-11-10 06:25:27,938 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 06:25:27,938 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 06:25:27,939 WARN L200 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-11-10 06:25:28,893 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 06:25:28,925 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 06:25:28,925 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 06:25:28,926 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 06:25:28,928 INFO L168 Benchmark]: Toolchain (without parser) took 1607.86 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.0 MB). Free memory was 947.9 MB in the beginning and 987.6 MB in the end (delta: -39.7 MB). Peak memory consumption was 101.3 MB. Max. memory is 11.5 GB. [2018-11-10 06:25:28,929 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 06:25:28,929 INFO L168 Benchmark]: CACSL2BoogieTranslator took 410.46 ms. Allocated memory is still 1.0 GB. Free memory was 947.9 MB in the beginning and 904.9 MB in the end (delta: 43.0 MB). Peak memory consumption was 43.0 MB. Max. memory is 11.5 GB. [2018-11-10 06:25:28,930 INFO L168 Benchmark]: Boogie Procedure Inliner took 128.14 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.0 MB). Free memory was 904.9 MB in the beginning and 1.1 GB in the end (delta: -221.0 MB). Peak memory consumption was 17.9 MB. Max. memory is 11.5 GB. [2018-11-10 06:25:28,930 INFO L168 Benchmark]: Boogie Preprocessor took 38.36 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 11.5 GB. [2018-11-10 06:25:28,930 INFO L168 Benchmark]: RCFGBuilder took 1028.31 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 987.6 MB in the end (delta: 131.1 MB). Peak memory consumption was 131.1 MB. Max. memory is 11.5 GB. [2018-11-10 06:25:28,933 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 410.46 ms. Allocated memory is still 1.0 GB. Free memory was 947.9 MB in the beginning and 904.9 MB in the end (delta: 43.0 MB). Peak memory consumption was 43.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 128.14 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.0 MB). Free memory was 904.9 MB in the beginning and 1.1 GB in the end (delta: -221.0 MB). Peak memory consumption was 17.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 38.36 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: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1028.31 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 987.6 MB in the end (delta: 131.1 MB). Peak memory consumption was 131.1 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...