./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-ext/25_stack_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_bcbe75e1-e653-4378-9e97-87dc221c915b/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_bcbe75e1-e653-4378-9e97-87dc221c915b/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_bcbe75e1-e653-4378-9e97-87dc221c915b/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_bcbe75e1-e653-4378-9e97-87dc221c915b/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-ext/25_stack_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_bcbe75e1-e653-4378-9e97-87dc221c915b/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_bcbe75e1-e653-4378-9e97-87dc221c915b/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 4fbba6a525b0927b9db85854097512f5ae06d38e .................................................................................................................................................................................................................... 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_bcbe75e1-e653-4378-9e97-87dc221c915b/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_bcbe75e1-e653-4378-9e97-87dc221c915b/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_bcbe75e1-e653-4378-9e97-87dc221c915b/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_bcbe75e1-e653-4378-9e97-87dc221c915b/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-ext/25_stack_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_bcbe75e1-e653-4378-9e97-87dc221c915b/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_bcbe75e1-e653-4378-9e97-87dc221c915b/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 4fbba6a525b0927b9db85854097512f5ae06d38e ................................................................................................................................................................................................................ 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 03:46:43,409 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 03:46:43,411 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 03:46:43,419 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 03:46:43,419 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 03:46:43,420 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 03:46:43,420 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 03:46:43,421 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 03:46:43,423 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 03:46:43,424 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 03:46:43,424 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 03:46:43,425 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 03:46:43,425 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 03:46:43,426 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 03:46:43,426 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 03:46:43,428 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 03:46:43,428 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 03:46:43,429 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 03:46:43,431 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 03:46:43,432 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 03:46:43,433 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 03:46:43,433 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 03:46:43,435 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 03:46:43,436 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 03:46:43,436 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 03:46:43,436 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 03:46:43,437 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 03:46:43,437 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 03:46:43,438 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 03:46:43,439 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 03:46:43,439 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 03:46:43,440 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 03:46:43,440 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 03:46:43,440 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 03:46:43,441 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 03:46:43,441 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 03:46:43,442 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_bcbe75e1-e653-4378-9e97-87dc221c915b/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-10 03:46:43,452 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 03:46:43,452 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 03:46:43,452 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 03:46:43,453 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 03:46:43,453 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 03:46:43,453 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 03:46:43,453 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-10 03:46:43,453 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 03:46:43,453 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-10 03:46:43,453 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-10 03:46:43,454 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 03:46:43,454 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 03:46:43,454 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 03:46:43,454 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 03:46:43,454 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 03:46:43,454 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 03:46:43,456 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 03:46:43,456 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 03:46:43,456 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 03:46:43,456 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 03:46:43,457 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 03:46:43,457 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 03:46:43,457 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 03:46:43,457 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 03:46:43,457 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 03:46:43,457 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 03:46:43,457 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 03:46:43,457 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 03:46:43,458 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 03:46:43,458 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 03:46:43,458 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-10 03:46:43,458 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 03:46:43,458 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 03:46:43,458 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-10 03:46:43,458 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_bcbe75e1-e653-4378-9e97-87dc221c915b/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 -> 4fbba6a525b0927b9db85854097512f5ae06d38e [2018-11-10 03:46:43,481 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 03:46:43,489 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 03:46:43,491 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 03:46:43,492 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 03:46:43,493 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 03:46:43,493 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_bcbe75e1-e653-4378-9e97-87dc221c915b/bin-2019/utaipan/../../sv-benchmarks/c/pthread-ext/25_stack_true-unreach-call.i [2018-11-10 03:46:43,530 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_bcbe75e1-e653-4378-9e97-87dc221c915b/bin-2019/utaipan/data/4b3c0816a/de810890b51a4984a7fd9ac46f8d00fd/FLAG4dd230e56 [2018-11-10 03:46:43,882 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 03:46:43,883 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_bcbe75e1-e653-4378-9e97-87dc221c915b/sv-benchmarks/c/pthread-ext/25_stack_true-unreach-call.i [2018-11-10 03:46:43,891 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_bcbe75e1-e653-4378-9e97-87dc221c915b/bin-2019/utaipan/data/4b3c0816a/de810890b51a4984a7fd9ac46f8d00fd/FLAG4dd230e56 [2018-11-10 03:46:43,904 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_bcbe75e1-e653-4378-9e97-87dc221c915b/bin-2019/utaipan/data/4b3c0816a/de810890b51a4984a7fd9ac46f8d00fd [2018-11-10 03:46:43,906 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 03:46:43,908 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 03:46:43,908 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 03:46:43,908 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 03:46:43,911 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 03:46:43,912 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 03:46:43" (1/1) ... [2018-11-10 03:46:43,914 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ceee7e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:46:43, skipping insertion in model container [2018-11-10 03:46:43,915 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 03:46:43" (1/1) ... [2018-11-10 03:46:43,923 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 03:46:43,954 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 03:46:44,167 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 03:46:44,179 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 03:46:44,211 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 03:46:44,264 INFO L193 MainTranslator]: Completed translation [2018-11-10 03:46:44,264 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:46:44 WrapperNode [2018-11-10 03:46:44,264 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 03:46:44,265 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 03:46:44,265 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 03:46:44,265 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 03:46:44,321 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:46:44" (1/1) ... [2018-11-10 03:46:44,333 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:46:44" (1/1) ... [2018-11-10 03:46:44,349 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 03:46:44,350 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 03:46:44,350 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 03:46:44,350 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 03:46:44,356 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:46:44" (1/1) ... [2018-11-10 03:46:44,357 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:46:44" (1/1) ... [2018-11-10 03:46:44,359 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:46:44" (1/1) ... [2018-11-10 03:46:44,359 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:46:44" (1/1) ... [2018-11-10 03:46:44,362 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:46:44" (1/1) ... [2018-11-10 03:46:44,366 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:46:44" (1/1) ... [2018-11-10 03:46:44,368 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:46:44" (1/1) ... [2018-11-10 03:46:44,371 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 03:46:44,371 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 03:46:44,371 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 03:46:44,372 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 03:46:44,372 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:46:44" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_bcbe75e1-e653-4378-9e97-87dc221c915b/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 03:46:44,408 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_assert [2018-11-10 03:46:44,408 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_assert [2018-11-10 03:46:44,408 INFO L130 BoogieDeclarations]: Found specification of procedure push [2018-11-10 03:46:44,408 INFO L138 BoogieDeclarations]: Found implementation of procedure push [2018-11-10 03:46:44,408 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-11-10 03:46:44,409 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-11-10 03:46:44,409 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_acquire [2018-11-10 03:46:44,409 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_acquire [2018-11-10 03:46:44,409 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 03:46:44,409 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 03:46:44,409 INFO L130 BoogieDeclarations]: Found specification of procedure push_loop [2018-11-10 03:46:44,409 INFO L138 BoogieDeclarations]: Found implementation of procedure push_loop [2018-11-10 03:46:44,409 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 03:46:44,409 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 03:46:44,409 INFO L130 BoogieDeclarations]: Found specification of procedure index_malloc [2018-11-10 03:46:44,409 INFO L138 BoogieDeclarations]: Found implementation of procedure index_malloc [2018-11-10 03:46:44,409 INFO L130 BoogieDeclarations]: Found specification of procedure EBStack_init [2018-11-10 03:46:44,409 INFO L138 BoogieDeclarations]: Found implementation of procedure EBStack_init [2018-11-10 03:46:44,409 INFO L130 BoogieDeclarations]: Found specification of procedure isEmpty [2018-11-10 03:46:44,410 INFO L138 BoogieDeclarations]: Found implementation of procedure isEmpty [2018-11-10 03:46:44,410 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_release [2018-11-10 03:46:44,410 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_release [2018-11-10 03:46:44,410 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 03:46:44,410 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 03:46:44,411 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 03:46:44,817 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 03:46:44,840 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 03:46:44,840 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 03:46:44,841 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 03:46:44,843 INFO L168 Benchmark]: Toolchain (without parser) took 936.62 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 175.6 MB). Free memory was 956.5 MB in the beginning and 1.1 GB in the end (delta: -155.7 MB). Peak memory consumption was 20.0 MB. Max. memory is 11.5 GB. [2018-11-10 03:46:44,844 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 03:46:44,844 INFO L168 Benchmark]: CACSL2BoogieTranslator took 356.55 ms. Allocated memory is still 1.0 GB. Free memory was 956.5 MB in the beginning and 918.9 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2018-11-10 03:46:44,845 INFO L168 Benchmark]: Boogie Procedure Inliner took 84.50 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 175.6 MB). Free memory was 918.9 MB in the beginning and 1.2 GB in the end (delta: -250.8 MB). Peak memory consumption was 16.3 MB. Max. memory is 11.5 GB. [2018-11-10 03:46:44,845 INFO L168 Benchmark]: Boogie Preprocessor took 21.32 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. [2018-11-10 03:46:44,846 INFO L168 Benchmark]: RCFGBuilder took 471.44 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 54.2 MB). Peak memory consumption was 54.2 MB. Max. memory is 11.5 GB. [2018-11-10 03:46:44,848 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 356.55 ms. Allocated memory is still 1.0 GB. Free memory was 956.5 MB in the beginning and 918.9 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 84.50 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 175.6 MB). Free memory was 918.9 MB in the beginning and 1.2 GB in the end (delta: -250.8 MB). Peak memory consumption was 16.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 21.32 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 471.44 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 54.2 MB). Peak memory consumption was 54.2 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 03:46:46,255 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 03:46:46,256 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 03:46:46,263 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 03:46:46,263 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 03:46:46,264 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 03:46:46,265 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 03:46:46,266 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 03:46:46,267 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 03:46:46,268 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 03:46:46,269 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 03:46:46,269 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 03:46:46,270 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 03:46:46,270 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 03:46:46,272 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 03:46:46,272 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 03:46:46,273 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 03:46:46,274 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 03:46:46,276 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 03:46:46,277 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 03:46:46,278 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 03:46:46,279 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 03:46:46,280 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 03:46:46,280 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 03:46:46,280 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 03:46:46,282 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 03:46:46,282 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 03:46:46,283 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 03:46:46,283 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 03:46:46,284 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 03:46:46,284 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 03:46:46,284 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 03:46:46,285 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 03:46:46,285 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 03:46:46,285 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 03:46:46,286 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 03:46:46,286 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_bcbe75e1-e653-4378-9e97-87dc221c915b/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-11-10 03:46:46,296 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 03:46:46,297 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 03:46:46,297 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 03:46:46,297 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 03:46:46,298 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 03:46:46,298 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 03:46:46,298 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 03:46:46,298 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 03:46:46,298 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 03:46:46,299 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 03:46:46,299 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 03:46:46,300 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 03:46:46,300 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 03:46:46,300 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 03:46:46,300 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 03:46:46,300 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-10 03:46:46,300 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-10 03:46:46,300 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 03:46:46,300 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 03:46:46,301 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 03:46:46,301 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 03:46:46,301 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 03:46:46,301 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 03:46:46,301 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 03:46:46,301 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 03:46:46,301 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 03:46:46,301 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 03:46:46,301 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 03:46:46,302 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-10 03:46:46,302 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 03:46:46,302 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-10 03:46:46,302 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-10 03:46:46,302 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_bcbe75e1-e653-4378-9e97-87dc221c915b/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 -> 4fbba6a525b0927b9db85854097512f5ae06d38e [2018-11-10 03:46:46,330 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 03:46:46,338 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 03:46:46,340 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 03:46:46,341 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 03:46:46,342 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 03:46:46,342 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_bcbe75e1-e653-4378-9e97-87dc221c915b/bin-2019/utaipan/../../sv-benchmarks/c/pthread-ext/25_stack_true-unreach-call.i [2018-11-10 03:46:46,378 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_bcbe75e1-e653-4378-9e97-87dc221c915b/bin-2019/utaipan/data/1b242205f/aab362bc91bf4ad8a303c6ba2d97e933/FLAG5ca93cc6c [2018-11-10 03:46:46,816 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 03:46:46,816 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_bcbe75e1-e653-4378-9e97-87dc221c915b/sv-benchmarks/c/pthread-ext/25_stack_true-unreach-call.i [2018-11-10 03:46:46,827 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_bcbe75e1-e653-4378-9e97-87dc221c915b/bin-2019/utaipan/data/1b242205f/aab362bc91bf4ad8a303c6ba2d97e933/FLAG5ca93cc6c [2018-11-10 03:46:46,838 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_bcbe75e1-e653-4378-9e97-87dc221c915b/bin-2019/utaipan/data/1b242205f/aab362bc91bf4ad8a303c6ba2d97e933 [2018-11-10 03:46:46,841 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 03:46:46,842 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 03:46:46,842 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 03:46:46,842 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 03:46:46,845 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 03:46:46,845 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 03:46:46" (1/1) ... [2018-11-10 03:46:46,847 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c002ded and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:46:46, skipping insertion in model container [2018-11-10 03:46:46,847 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 03:46:46" (1/1) ... [2018-11-10 03:46:46,852 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 03:46:46,881 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 03:46:47,111 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 03:46:47,124 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 03:46:47,158 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 03:46:47,205 INFO L193 MainTranslator]: Completed translation [2018-11-10 03:46:47,206 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:46:47 WrapperNode [2018-11-10 03:46:47,206 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 03:46:47,206 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 03:46:47,207 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 03:46:47,207 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 03:46:47,212 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:46:47" (1/1) ... [2018-11-10 03:46:47,282 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:46:47" (1/1) ... [2018-11-10 03:46:47,304 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 03:46:47,304 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 03:46:47,304 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 03:46:47,304 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 03:46:47,313 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:46:47" (1/1) ... [2018-11-10 03:46:47,313 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:46:47" (1/1) ... [2018-11-10 03:46:47,317 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:46:47" (1/1) ... [2018-11-10 03:46:47,317 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:46:47" (1/1) ... [2018-11-10 03:46:47,323 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:46:47" (1/1) ... [2018-11-10 03:46:47,327 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:46:47" (1/1) ... [2018-11-10 03:46:47,330 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:46:47" (1/1) ... [2018-11-10 03:46:47,333 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 03:46:47,334 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 03:46:47,334 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 03:46:47,334 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 03:46:47,334 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:46:47" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_bcbe75e1-e653-4378-9e97-87dc221c915b/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 03:46:47,382 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_assert [2018-11-10 03:46:47,383 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_assert [2018-11-10 03:46:47,383 INFO L130 BoogieDeclarations]: Found specification of procedure push [2018-11-10 03:46:47,383 INFO L138 BoogieDeclarations]: Found implementation of procedure push [2018-11-10 03:46:47,383 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-11-10 03:46:47,383 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-11-10 03:46:47,383 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_acquire [2018-11-10 03:46:47,383 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_acquire [2018-11-10 03:46:47,383 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 03:46:47,383 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 03:46:47,384 INFO L130 BoogieDeclarations]: Found specification of procedure push_loop [2018-11-10 03:46:47,384 INFO L138 BoogieDeclarations]: Found implementation of procedure push_loop [2018-11-10 03:46:47,384 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 03:46:47,384 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 03:46:47,384 INFO L130 BoogieDeclarations]: Found specification of procedure index_malloc [2018-11-10 03:46:47,384 INFO L138 BoogieDeclarations]: Found implementation of procedure index_malloc [2018-11-10 03:46:47,384 INFO L130 BoogieDeclarations]: Found specification of procedure EBStack_init [2018-11-10 03:46:47,384 INFO L138 BoogieDeclarations]: Found implementation of procedure EBStack_init [2018-11-10 03:46:47,385 INFO L130 BoogieDeclarations]: Found specification of procedure isEmpty [2018-11-10 03:46:47,385 INFO L138 BoogieDeclarations]: Found implementation of procedure isEmpty [2018-11-10 03:46:47,385 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_release [2018-11-10 03:46:47,385 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_release [2018-11-10 03:46:47,385 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 03:46:47,385 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 03:46:47,386 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 03:46:47,846 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 03:46:47,869 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 03:46:47,869 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 03:46:47,870 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 03:46:47,873 INFO L168 Benchmark]: Toolchain (without parser) took 1031.16 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 151.5 MB). Free memory was 945.5 MB in the beginning and 1.1 GB in the end (delta: -134.2 MB). Peak memory consumption was 17.3 MB. Max. memory is 11.5 GB. [2018-11-10 03:46:47,874 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 03:46:47,874 INFO L168 Benchmark]: CACSL2BoogieTranslator took 363.78 ms. Allocated memory is still 1.0 GB. Free memory was 945.5 MB in the beginning and 907.9 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2018-11-10 03:46:47,874 INFO L168 Benchmark]: Boogie Procedure Inliner took 97.42 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 151.5 MB). Free memory was 907.9 MB in the beginning and 1.1 GB in the end (delta: -230.8 MB). Peak memory consumption was 17.2 MB. Max. memory is 11.5 GB. [2018-11-10 03:46:47,875 INFO L168 Benchmark]: Boogie Preprocessor took 29.22 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 03:46:47,875 INFO L168 Benchmark]: RCFGBuilder took 538.40 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 59.0 MB). Peak memory consumption was 59.0 MB. Max. memory is 11.5 GB. [2018-11-10 03:46:47,877 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 363.78 ms. Allocated memory is still 1.0 GB. Free memory was 945.5 MB in the beginning and 907.9 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 97.42 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 151.5 MB). Free memory was 907.9 MB in the beginning and 1.1 GB in the end (delta: -230.8 MB). Peak memory consumption was 17.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 29.22 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 538.40 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: 59.0 MB). Peak memory consumption was 59.0 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...