./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-ext/25_stack_longest_true-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_70b949ad-e083-45e5-960b-bb905fa70092/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_70b949ad-e083-45e5-960b-bb905fa70092/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_70b949ad-e083-45e5-960b-bb905fa70092/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_70b949ad-e083-45e5-960b-bb905fa70092/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-ext/25_stack_longest_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_70b949ad-e083-45e5-960b-bb905fa70092/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_70b949ad-e083-45e5-960b-bb905fa70092/bin-2019/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash df4dcff7b9aa1fe438af4d66970525e314d58796 .......................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_70b949ad-e083-45e5-960b-bb905fa70092/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_70b949ad-e083-45e5-960b-bb905fa70092/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_70b949ad-e083-45e5-960b-bb905fa70092/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_70b949ad-e083-45e5-960b-bb905fa70092/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-ext/25_stack_longest_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_70b949ad-e083-45e5-960b-bb905fa70092/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_70b949ad-e083-45e5-960b-bb905fa70092/bin-2019/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash df4dcff7b9aa1fe438af4d66970525e314d58796 .................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: null --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 11:45:56,321 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 11:45:56,322 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 11:45:56,328 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 11:45:56,329 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 11:45:56,329 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 11:45:56,330 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 11:45:56,331 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 11:45:56,332 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 11:45:56,333 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 11:45:56,334 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 11:45:56,334 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 11:45:56,335 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 11:45:56,335 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 11:45:56,336 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 11:45:56,337 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 11:45:56,337 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 11:45:56,338 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 11:45:56,340 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 11:45:56,341 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 11:45:56,342 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 11:45:56,343 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 11:45:56,344 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 11:45:56,345 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 11:45:56,345 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 11:45:56,346 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 11:45:56,347 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 11:45:56,347 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 11:45:56,348 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 11:45:56,349 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 11:45:56,349 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 11:45:56,350 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 11:45:56,350 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 11:45:56,350 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 11:45:56,351 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 11:45:56,351 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 11:45:56,351 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_70b949ad-e083-45e5-960b-bb905fa70092/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-10 11:45:56,361 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 11:45:56,361 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 11:45:56,362 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 11:45:56,362 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 11:45:56,362 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 11:45:56,362 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 11:45:56,363 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-10 11:45:56,363 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 11:45:56,363 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-10 11:45:56,363 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-10 11:45:56,363 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 11:45:56,364 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 11:45:56,364 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 11:45:56,365 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 11:45:56,365 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 11:45:56,366 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 11:45:56,366 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 11:45:56,366 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 11:45:56,366 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 11:45:56,366 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 11:45:56,366 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 11:45:56,366 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 11:45:56,367 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 11:45:56,367 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 11:45:56,367 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 11:45:56,367 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 11:45:56,367 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 11:45:56,367 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 11:45:56,368 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 11:45:56,368 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 11:45:56,368 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-10 11:45:56,368 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 11:45:56,368 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 11:45:56,368 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-10 11:45:56,368 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_70b949ad-e083-45e5-960b-bb905fa70092/bin-2019/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> df4dcff7b9aa1fe438af4d66970525e314d58796 [2018-11-10 11:45:56,393 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 11:45:56,402 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 11:45:56,405 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 11:45:56,406 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 11:45:56,406 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 11:45:56,407 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_70b949ad-e083-45e5-960b-bb905fa70092/bin-2019/utaipan/../../sv-benchmarks/c/pthread-ext/25_stack_longest_true-unreach-call.i [2018-11-10 11:45:56,452 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_70b949ad-e083-45e5-960b-bb905fa70092/bin-2019/utaipan/data/684b8aa6f/e8432adf1c604be39f163119b218efe1/FLAGc6c51f805 [2018-11-10 11:45:56,895 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 11:45:56,896 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_70b949ad-e083-45e5-960b-bb905fa70092/sv-benchmarks/c/pthread-ext/25_stack_longest_true-unreach-call.i [2018-11-10 11:45:56,905 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_70b949ad-e083-45e5-960b-bb905fa70092/bin-2019/utaipan/data/684b8aa6f/e8432adf1c604be39f163119b218efe1/FLAGc6c51f805 [2018-11-10 11:45:56,914 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_70b949ad-e083-45e5-960b-bb905fa70092/bin-2019/utaipan/data/684b8aa6f/e8432adf1c604be39f163119b218efe1 [2018-11-10 11:45:56,916 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 11:45:56,917 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 11:45:56,917 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 11:45:56,917 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 11:45:56,920 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 11:45:56,921 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 11:45:56" (1/1) ... [2018-11-10 11:45:56,923 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b82404 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:45:56, skipping insertion in model container [2018-11-10 11:45:56,923 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 11:45:56" (1/1) ... [2018-11-10 11:45:56,931 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 11:45:56,961 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 11:45:57,168 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 11:45:57,226 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 11:45:57,259 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 11:45:57,322 INFO L193 MainTranslator]: Completed translation [2018-11-10 11:45:57,323 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:45:57 WrapperNode [2018-11-10 11:45:57,323 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 11:45:57,324 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 11:45:57,324 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 11:45:57,324 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 11:45:57,381 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:45:57" (1/1) ... [2018-11-10 11:45:57,407 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:45:57" (1/1) ... [2018-11-10 11:45:57,452 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 11:45:57,453 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 11:45:57,453 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 11:45:57,453 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 11:45:57,461 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:45:57" (1/1) ... [2018-11-10 11:45:57,461 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:45:57" (1/1) ... [2018-11-10 11:45:57,467 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:45:57" (1/1) ... [2018-11-10 11:45:57,468 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:45:57" (1/1) ... [2018-11-10 11:45:57,491 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:45:57" (1/1) ... [2018-11-10 11:45:57,504 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:45:57" (1/1) ... [2018-11-10 11:45:57,512 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:45:57" (1/1) ... [2018-11-10 11:45:57,522 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 11:45:57,522 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 11:45:57,522 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 11:45:57,522 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 11:45:57,523 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:45:57" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_70b949ad-e083-45e5-960b-bb905fa70092/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 11:45:57,572 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_assert [2018-11-10 11:45:57,572 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_assert [2018-11-10 11:45:57,572 INFO L130 BoogieDeclarations]: Found specification of procedure push [2018-11-10 11:45:57,572 INFO L138 BoogieDeclarations]: Found implementation of procedure push [2018-11-10 11:45:57,572 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-11-10 11:45:57,572 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-11-10 11:45:57,572 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_acquire [2018-11-10 11:45:57,573 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_acquire [2018-11-10 11:45:57,573 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 11:45:57,573 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 11:45:57,573 INFO L130 BoogieDeclarations]: Found specification of procedure push_loop [2018-11-10 11:45:57,573 INFO L138 BoogieDeclarations]: Found implementation of procedure push_loop [2018-11-10 11:45:57,573 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 11:45:57,573 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 11:45:57,573 INFO L130 BoogieDeclarations]: Found specification of procedure index_malloc [2018-11-10 11:45:57,573 INFO L138 BoogieDeclarations]: Found implementation of procedure index_malloc [2018-11-10 11:45:57,574 INFO L130 BoogieDeclarations]: Found specification of procedure EBStack_init [2018-11-10 11:45:57,574 INFO L138 BoogieDeclarations]: Found implementation of procedure EBStack_init [2018-11-10 11:45:57,574 INFO L130 BoogieDeclarations]: Found specification of procedure isEmpty [2018-11-10 11:45:57,574 INFO L138 BoogieDeclarations]: Found implementation of procedure isEmpty [2018-11-10 11:45:57,574 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_release [2018-11-10 11:45:57,574 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_release [2018-11-10 11:45:57,574 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 11:45:57,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 11:45:57,576 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 11:45:59,062 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 11:45:59,105 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 11:45:59,106 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 11:45:59,106 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 11:45:59,109 INFO L168 Benchmark]: Toolchain (without parser) took 2192.75 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 160.4 MB). Free memory was 951.1 MB in the beginning and 857.0 MB in the end (delta: 94.0 MB). Peak memory consumption was 254.5 MB. Max. memory is 11.5 GB. [2018-11-10 11:45:59,111 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 11:45:59,111 INFO L168 Benchmark]: CACSL2BoogieTranslator took 405.95 ms. Allocated memory is still 1.0 GB. Free memory was 951.1 MB in the beginning and 908.1 MB in the end (delta: 43.0 MB). Peak memory consumption was 43.0 MB. Max. memory is 11.5 GB. [2018-11-10 11:45:59,112 INFO L168 Benchmark]: Boogie Procedure Inliner took 129.02 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 160.4 MB). Free memory was 908.1 MB in the beginning and 1.1 GB in the end (delta: -230.9 MB). Peak memory consumption was 19.8 MB. Max. memory is 11.5 GB. [2018-11-10 11:45:59,120 INFO L168 Benchmark]: Boogie Preprocessor took 69.03 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 10.1 MB). Peak memory consumption was 10.1 MB. Max. memory is 11.5 GB. [2018-11-10 11:45:59,121 INFO L168 Benchmark]: RCFGBuilder took 1586.57 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 857.0 MB in the end (delta: 271.9 MB). Peak memory consumption was 271.9 MB. Max. memory is 11.5 GB. [2018-11-10 11:45:59,124 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 405.95 ms. Allocated memory is still 1.0 GB. Free memory was 951.1 MB in the beginning and 908.1 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 129.02 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 160.4 MB). Free memory was 908.1 MB in the beginning and 1.1 GB in the end (delta: -230.9 MB). Peak memory consumption was 19.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 69.03 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: 10.1 MB). Peak memory consumption was 10.1 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1586.57 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 857.0 MB in the end (delta: 271.9 MB). Peak memory consumption was 271.9 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 11:46:00,579 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 11:46:00,580 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 11:46:00,589 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 11:46:00,589 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 11:46:00,590 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 11:46:00,590 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 11:46:00,592 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 11:46:00,593 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 11:46:00,593 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 11:46:00,594 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 11:46:00,594 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 11:46:00,595 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 11:46:00,595 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 11:46:00,596 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 11:46:00,597 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 11:46:00,598 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 11:46:00,599 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 11:46:00,600 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 11:46:00,601 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 11:46:00,602 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 11:46:00,603 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 11:46:00,605 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 11:46:00,605 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 11:46:00,605 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 11:46:00,606 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 11:46:00,606 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 11:46:00,607 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 11:46:00,607 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 11:46:00,608 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 11:46:00,609 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 11:46:00,609 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 11:46:00,609 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 11:46:00,609 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 11:46:00,610 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 11:46:00,610 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 11:46:00,610 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_70b949ad-e083-45e5-960b-bb905fa70092/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-11-10 11:46:00,621 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 11:46:00,621 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 11:46:00,621 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 11:46:00,621 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 11:46:00,622 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 11:46:00,622 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 11:46:00,622 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 11:46:00,622 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 11:46:00,623 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 11:46:00,623 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 11:46:00,623 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 11:46:00,623 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 11:46:00,623 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 11:46:00,623 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 11:46:00,623 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 11:46:00,623 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-10 11:46:00,624 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-10 11:46:00,624 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 11:46:00,624 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 11:46:00,624 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 11:46:00,626 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 11:46:00,626 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 11:46:00,626 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 11:46:00,626 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 11:46:00,626 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 11:46:00,626 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 11:46:00,627 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 11:46:00,627 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 11:46:00,627 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-10 11:46:00,627 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 11:46:00,627 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-10 11:46:00,627 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-10 11:46:00,627 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_70b949ad-e083-45e5-960b-bb905fa70092/bin-2019/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> df4dcff7b9aa1fe438af4d66970525e314d58796 [2018-11-10 11:46:00,657 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 11:46:00,666 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 11:46:00,669 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 11:46:00,670 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 11:46:00,671 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 11:46:00,671 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_70b949ad-e083-45e5-960b-bb905fa70092/bin-2019/utaipan/../../sv-benchmarks/c/pthread-ext/25_stack_longest_true-unreach-call.i [2018-11-10 11:46:00,716 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_70b949ad-e083-45e5-960b-bb905fa70092/bin-2019/utaipan/data/867ea3c1d/bac301146e654a369d0902d6a187decc/FLAGcc1134b6a [2018-11-10 11:46:01,074 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 11:46:01,075 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_70b949ad-e083-45e5-960b-bb905fa70092/sv-benchmarks/c/pthread-ext/25_stack_longest_true-unreach-call.i [2018-11-10 11:46:01,082 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_70b949ad-e083-45e5-960b-bb905fa70092/bin-2019/utaipan/data/867ea3c1d/bac301146e654a369d0902d6a187decc/FLAGcc1134b6a [2018-11-10 11:46:01,093 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_70b949ad-e083-45e5-960b-bb905fa70092/bin-2019/utaipan/data/867ea3c1d/bac301146e654a369d0902d6a187decc [2018-11-10 11:46:01,095 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 11:46:01,096 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 11:46:01,097 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 11:46:01,097 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 11:46:01,099 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 11:46:01,099 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 11:46:01" (1/1) ... [2018-11-10 11:46:01,101 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 11:46:01, skipping insertion in model container [2018-11-10 11:46:01,101 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 11:46:01" (1/1) ... [2018-11-10 11:46:01,107 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 11:46:01,139 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 11:46:01,398 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 11:46:01,448 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 11:46:01,481 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 11:46:01,552 INFO L193 MainTranslator]: Completed translation [2018-11-10 11:46:01,553 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:46:01 WrapperNode [2018-11-10 11:46:01,553 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 11:46:01,554 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 11:46:01,554 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 11:46:01,554 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 11:46:01,620 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:46:01" (1/1) ... [2018-11-10 11:46:01,645 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:46:01" (1/1) ... [2018-11-10 11:46:01,687 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 11:46:01,687 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 11:46:01,688 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 11:46:01,688 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 11:46:01,696 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:46:01" (1/1) ... [2018-11-10 11:46:01,696 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:46:01" (1/1) ... [2018-11-10 11:46:01,702 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:46:01" (1/1) ... [2018-11-10 11:46:01,703 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:46:01" (1/1) ... [2018-11-10 11:46:01,727 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:46:01" (1/1) ... [2018-11-10 11:46:01,740 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:46:01" (1/1) ... [2018-11-10 11:46:01,748 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:46:01" (1/1) ... [2018-11-10 11:46:01,755 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 11:46:01,756 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 11:46:01,756 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 11:46:01,756 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 11:46:01,757 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:46:01" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_70b949ad-e083-45e5-960b-bb905fa70092/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 11:46:01,805 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_assert [2018-11-10 11:46:01,805 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_assert [2018-11-10 11:46:01,805 INFO L130 BoogieDeclarations]: Found specification of procedure push [2018-11-10 11:46:01,805 INFO L138 BoogieDeclarations]: Found implementation of procedure push [2018-11-10 11:46:01,805 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-11-10 11:46:01,805 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-11-10 11:46:01,806 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_acquire [2018-11-10 11:46:01,806 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_acquire [2018-11-10 11:46:01,806 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 11:46:01,806 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 11:46:01,806 INFO L130 BoogieDeclarations]: Found specification of procedure push_loop [2018-11-10 11:46:01,806 INFO L138 BoogieDeclarations]: Found implementation of procedure push_loop [2018-11-10 11:46:01,806 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 11:46:01,806 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 11:46:01,807 INFO L130 BoogieDeclarations]: Found specification of procedure index_malloc [2018-11-10 11:46:01,807 INFO L138 BoogieDeclarations]: Found implementation of procedure index_malloc [2018-11-10 11:46:01,807 INFO L130 BoogieDeclarations]: Found specification of procedure EBStack_init [2018-11-10 11:46:01,807 INFO L138 BoogieDeclarations]: Found implementation of procedure EBStack_init [2018-11-10 11:46:01,807 INFO L130 BoogieDeclarations]: Found specification of procedure isEmpty [2018-11-10 11:46:01,807 INFO L138 BoogieDeclarations]: Found implementation of procedure isEmpty [2018-11-10 11:46:01,807 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_release [2018-11-10 11:46:01,808 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_release [2018-11-10 11:46:01,808 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 11:46:01,808 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 11:46:01,809 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 11:46:03,664 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 11:46:03,712 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 11:46:03,712 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 11:46:03,713 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 11:46:03,716 INFO L168 Benchmark]: Toolchain (without parser) took 2620.32 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 160.4 MB). Free memory was 945.5 MB in the beginning and 827.2 MB in the end (delta: 118.2 MB). Peak memory consumption was 278.7 MB. Max. memory is 11.5 GB. [2018-11-10 11:46:03,717 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 11:46:03,718 INFO L168 Benchmark]: CACSL2BoogieTranslator took 456.64 ms. Allocated memory is still 1.0 GB. Free memory was 945.5 MB in the beginning and 891.8 MB in the end (delta: 53.7 MB). Peak memory consumption was 53.7 MB. Max. memory is 11.5 GB. [2018-11-10 11:46:03,718 INFO L168 Benchmark]: Boogie Procedure Inliner took 133.63 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 160.4 MB). Free memory was 891.8 MB in the beginning and 1.1 GB in the end (delta: -240.3 MB). Peak memory consumption was 20.3 MB. Max. memory is 11.5 GB. [2018-11-10 11:46:03,719 INFO L168 Benchmark]: Boogie Preprocessor took 68.12 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2018-11-10 11:46:03,719 INFO L168 Benchmark]: RCFGBuilder took 1959.77 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 827.2 MB in the end (delta: 298.0 MB). Peak memory consumption was 298.0 MB. Max. memory is 11.5 GB. [2018-11-10 11:46:03,721 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 456.64 ms. Allocated memory is still 1.0 GB. Free memory was 945.5 MB in the beginning and 891.8 MB in the end (delta: 53.7 MB). Peak memory consumption was 53.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 133.63 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 160.4 MB). Free memory was 891.8 MB in the beginning and 1.1 GB in the end (delta: -240.3 MB). Peak memory consumption was 20.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 68.12 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1959.77 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 827.2 MB in the end (delta: 298.0 MB). Peak memory consumption was 298.0 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...