./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-ext/25_stack_longest_false-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_66715249-0850-4ca4-b850-c7b1f3632fe7/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_66715249-0850-4ca4-b850-c7b1f3632fe7/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_66715249-0850-4ca4-b850-c7b1f3632fe7/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_66715249-0850-4ca4-b850-c7b1f3632fe7/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-ext/25_stack_longest_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_66715249-0850-4ca4-b850-c7b1f3632fe7/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_66715249-0850-4ca4-b850-c7b1f3632fe7/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 a6f0623013fb901f29d67f0891d5543f88ceebec ................................................................................................................................................................................................................... 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_66715249-0850-4ca4-b850-c7b1f3632fe7/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_66715249-0850-4ca4-b850-c7b1f3632fe7/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_66715249-0850-4ca4-b850-c7b1f3632fe7/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_66715249-0850-4ca4-b850-c7b1f3632fe7/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-ext/25_stack_longest_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_66715249-0850-4ca4-b850-c7b1f3632fe7/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_66715249-0850-4ca4-b850-c7b1f3632fe7/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 a6f0623013fb901f29d67f0891d5543f88ceebec ..................................................................................................................................................................................................................... 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 05:44:49,076 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 05:44:49,077 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 05:44:49,083 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 05:44:49,084 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 05:44:49,084 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 05:44:49,085 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 05:44:49,086 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 05:44:49,086 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 05:44:49,087 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 05:44:49,088 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 05:44:49,088 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 05:44:49,088 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 05:44:49,089 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 05:44:49,090 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 05:44:49,090 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 05:44:49,091 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 05:44:49,092 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 05:44:49,093 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 05:44:49,094 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 05:44:49,094 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 05:44:49,095 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 05:44:49,096 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 05:44:49,096 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 05:44:49,096 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 05:44:49,097 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 05:44:49,097 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 05:44:49,098 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 05:44:49,098 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 05:44:49,099 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 05:44:49,099 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 05:44:49,100 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 05:44:49,100 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 05:44:49,100 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 05:44:49,101 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 05:44:49,102 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 05:44:49,102 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_66715249-0850-4ca4-b850-c7b1f3632fe7/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-10 05:44:49,109 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 05:44:49,109 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 05:44:49,110 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 05:44:49,110 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 05:44:49,110 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 05:44:49,110 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 05:44:49,110 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-10 05:44:49,110 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 05:44:49,111 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-10 05:44:49,111 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-10 05:44:49,111 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 05:44:49,111 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 05:44:49,111 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 05:44:49,112 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 05:44:49,112 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 05:44:49,112 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 05:44:49,112 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 05:44:49,112 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 05:44:49,112 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 05:44:49,112 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 05:44:49,112 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 05:44:49,113 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 05:44:49,113 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 05:44:49,113 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 05:44:49,113 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 05:44:49,113 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 05:44:49,113 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 05:44:49,113 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 05:44:49,114 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 05:44:49,114 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 05:44:49,114 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-10 05:44:49,114 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 05:44:49,114 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 05:44:49,114 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-10 05:44:49,114 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_66715249-0850-4ca4-b850-c7b1f3632fe7/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 -> a6f0623013fb901f29d67f0891d5543f88ceebec [2018-11-10 05:44:49,138 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 05:44:49,147 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 05:44:49,150 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 05:44:49,151 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 05:44:49,152 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 05:44:49,152 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_66715249-0850-4ca4-b850-c7b1f3632fe7/bin-2019/utaipan/../../sv-benchmarks/c/pthread-ext/25_stack_longest_false-unreach-call.i [2018-11-10 05:44:49,201 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_66715249-0850-4ca4-b850-c7b1f3632fe7/bin-2019/utaipan/data/0f12cd650/fdd0aefc719948caa59da2261c52ec32/FLAG2dc94e2cd [2018-11-10 05:44:49,643 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 05:44:49,643 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_66715249-0850-4ca4-b850-c7b1f3632fe7/sv-benchmarks/c/pthread-ext/25_stack_longest_false-unreach-call.i [2018-11-10 05:44:49,651 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_66715249-0850-4ca4-b850-c7b1f3632fe7/bin-2019/utaipan/data/0f12cd650/fdd0aefc719948caa59da2261c52ec32/FLAG2dc94e2cd [2018-11-10 05:44:49,659 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_66715249-0850-4ca4-b850-c7b1f3632fe7/bin-2019/utaipan/data/0f12cd650/fdd0aefc719948caa59da2261c52ec32 [2018-11-10 05:44:49,662 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 05:44:49,663 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 05:44:49,663 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 05:44:49,664 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 05:44:49,667 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 05:44:49,667 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 05:44:49" (1/1) ... [2018-11-10 05:44:49,669 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 05:44:49, skipping insertion in model container [2018-11-10 05:44:49,669 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 05:44:49" (1/1) ... [2018-11-10 05:44:49,678 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 05:44:49,710 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 05:44:49,938 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 05:44:49,995 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 05:44:50,027 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 05:44:50,089 INFO L193 MainTranslator]: Completed translation [2018-11-10 05:44:50,089 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:44:50 WrapperNode [2018-11-10 05:44:50,090 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 05:44:50,090 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 05:44:50,090 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 05:44:50,090 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 05:44:50,144 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:44:50" (1/1) ... [2018-11-10 05:44:50,167 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:44:50" (1/1) ... [2018-11-10 05:44:50,214 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 05:44:50,214 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 05:44:50,214 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 05:44:50,214 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 05:44:50,221 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:44:50" (1/1) ... [2018-11-10 05:44:50,221 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:44:50" (1/1) ... [2018-11-10 05:44:50,226 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:44:50" (1/1) ... [2018-11-10 05:44:50,227 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:44:50" (1/1) ... [2018-11-10 05:44:50,251 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:44:50" (1/1) ... [2018-11-10 05:44:50,265 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:44:50" (1/1) ... [2018-11-10 05:44:50,273 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:44:50" (1/1) ... [2018-11-10 05:44:50,284 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 05:44:50,284 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 05:44:50,284 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 05:44:50,284 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 05:44:50,285 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:44:50" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_66715249-0850-4ca4-b850-c7b1f3632fe7/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 05:44:50,329 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_assert [2018-11-10 05:44:50,329 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_assert [2018-11-10 05:44:50,329 INFO L130 BoogieDeclarations]: Found specification of procedure push [2018-11-10 05:44:50,330 INFO L138 BoogieDeclarations]: Found implementation of procedure push [2018-11-10 05:44:50,330 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-11-10 05:44:50,330 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-11-10 05:44:50,330 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_acquire [2018-11-10 05:44:50,330 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_acquire [2018-11-10 05:44:50,330 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 05:44:50,330 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 05:44:50,330 INFO L130 BoogieDeclarations]: Found specification of procedure push_loop [2018-11-10 05:44:50,331 INFO L138 BoogieDeclarations]: Found implementation of procedure push_loop [2018-11-10 05:44:50,331 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 05:44:50,331 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 05:44:50,331 INFO L130 BoogieDeclarations]: Found specification of procedure index_malloc [2018-11-10 05:44:50,331 INFO L138 BoogieDeclarations]: Found implementation of procedure index_malloc [2018-11-10 05:44:50,331 INFO L130 BoogieDeclarations]: Found specification of procedure EBStack_init [2018-11-10 05:44:50,331 INFO L138 BoogieDeclarations]: Found implementation of procedure EBStack_init [2018-11-10 05:44:50,331 INFO L130 BoogieDeclarations]: Found specification of procedure isEmpty [2018-11-10 05:44:50,332 INFO L138 BoogieDeclarations]: Found implementation of procedure isEmpty [2018-11-10 05:44:50,332 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_release [2018-11-10 05:44:50,332 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_release [2018-11-10 05:44:50,332 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 05:44:50,332 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 05:44:50,333 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 05:44:52,088 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 05:44:52,134 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 05:44:52,134 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 05:44:52,135 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 05:44:52,137 INFO L168 Benchmark]: Toolchain (without parser) took 2475.34 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 129.5 MB). Free memory was 956.5 MB in the beginning and 1.1 GB in the end (delta: -130.6 MB). Peak memory consumption was 233.7 MB. Max. memory is 11.5 GB. [2018-11-10 05:44:52,139 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 05:44:52,139 INFO L168 Benchmark]: CACSL2BoogieTranslator took 426.51 ms. Allocated memory is still 1.0 GB. Free memory was 956.5 MB in the beginning and 908.2 MB in the end (delta: 48.3 MB). Peak memory consumption was 48.3 MB. Max. memory is 11.5 GB. [2018-11-10 05:44:52,142 INFO L168 Benchmark]: Boogie Procedure Inliner took 123.76 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 129.5 MB). Free memory was 908.2 MB in the beginning and 1.1 GB in the end (delta: -205.3 MB). Peak memory consumption was 19.9 MB. Max. memory is 11.5 GB. [2018-11-10 05:44:52,142 INFO L168 Benchmark]: Boogie Preprocessor took 69.84 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 11.5 GB. [2018-11-10 05:44:52,143 INFO L168 Benchmark]: RCFGBuilder took 1852.46 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 18.3 MB). Peak memory consumption was 253.1 MB. Max. memory is 11.5 GB. [2018-11-10 05:44:52,145 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 426.51 ms. Allocated memory is still 1.0 GB. Free memory was 956.5 MB in the beginning and 908.2 MB in the end (delta: 48.3 MB). Peak memory consumption was 48.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 123.76 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 129.5 MB). Free memory was 908.2 MB in the beginning and 1.1 GB in the end (delta: -205.3 MB). Peak memory consumption was 19.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 69.84 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1852.46 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: 18.3 MB). Peak memory consumption was 253.1 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: null: de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-11-10 05:44:53,597 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 05:44:53,598 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 05:44:53,607 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 05:44:53,607 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 05:44:53,608 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 05:44:53,609 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 05:44:53,610 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 05:44:53,611 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 05:44:53,612 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 05:44:53,613 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 05:44:53,613 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 05:44:53,613 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 05:44:53,614 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 05:44:53,615 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 05:44:53,615 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 05:44:53,616 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 05:44:53,618 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 05:44:53,619 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 05:44:53,620 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 05:44:53,621 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 05:44:53,622 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 05:44:53,623 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 05:44:53,623 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 05:44:53,623 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 05:44:53,625 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 05:44:53,625 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 05:44:53,626 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 05:44:53,627 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 05:44:53,627 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 05:44:53,628 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 05:44:53,628 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 05:44:53,628 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 05:44:53,628 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 05:44:53,629 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 05:44:53,629 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 05:44:53,630 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_66715249-0850-4ca4-b850-c7b1f3632fe7/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-11-10 05:44:53,640 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 05:44:53,640 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 05:44:53,641 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 05:44:53,641 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 05:44:53,641 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 05:44:53,641 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 05:44:53,641 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 05:44:53,641 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 05:44:53,642 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 05:44:53,642 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 05:44:53,642 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 05:44:53,642 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 05:44:53,642 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 05:44:53,643 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 05:44:53,643 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 05:44:53,643 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-10 05:44:53,643 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-10 05:44:53,643 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 05:44:53,643 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 05:44:53,643 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 05:44:53,643 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 05:44:53,643 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 05:44:53,645 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 05:44:53,646 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 05:44:53,646 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 05:44:53,646 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 05:44:53,646 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 05:44:53,646 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 05:44:53,646 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-10 05:44:53,646 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 05:44:53,646 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-10 05:44:53,646 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-10 05:44:53,647 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_66715249-0850-4ca4-b850-c7b1f3632fe7/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 -> a6f0623013fb901f29d67f0891d5543f88ceebec [2018-11-10 05:44:53,679 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 05:44:53,689 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 05:44:53,691 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 05:44:53,693 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 05:44:53,693 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 05:44:53,694 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_66715249-0850-4ca4-b850-c7b1f3632fe7/bin-2019/utaipan/../../sv-benchmarks/c/pthread-ext/25_stack_longest_false-unreach-call.i [2018-11-10 05:44:53,739 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_66715249-0850-4ca4-b850-c7b1f3632fe7/bin-2019/utaipan/data/651e421dd/2bc3c2e2247a49d6926d071862b35fdb/FLAG41278355f [2018-11-10 05:44:54,097 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 05:44:54,098 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_66715249-0850-4ca4-b850-c7b1f3632fe7/sv-benchmarks/c/pthread-ext/25_stack_longest_false-unreach-call.i [2018-11-10 05:44:54,105 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_66715249-0850-4ca4-b850-c7b1f3632fe7/bin-2019/utaipan/data/651e421dd/2bc3c2e2247a49d6926d071862b35fdb/FLAG41278355f [2018-11-10 05:44:54,116 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_66715249-0850-4ca4-b850-c7b1f3632fe7/bin-2019/utaipan/data/651e421dd/2bc3c2e2247a49d6926d071862b35fdb [2018-11-10 05:44:54,119 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 05:44:54,120 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 05:44:54,120 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 05:44:54,120 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 05:44:54,123 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 05:44:54,123 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 05:44:54" (1/1) ... [2018-11-10 05:44:54,125 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f0f242b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:44:54, skipping insertion in model container [2018-11-10 05:44:54,125 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 05:44:54" (1/1) ... [2018-11-10 05:44:54,131 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 05:44:54,161 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 05:44:54,424 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 05:44:54,479 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 05:44:54,512 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 05:44:54,586 INFO L193 MainTranslator]: Completed translation [2018-11-10 05:44:54,586 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:44:54 WrapperNode [2018-11-10 05:44:54,586 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 05:44:54,587 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 05:44:54,587 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 05:44:54,587 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 05:44:54,657 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:44:54" (1/1) ... [2018-11-10 05:44:54,681 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:44:54" (1/1) ... [2018-11-10 05:44:54,724 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 05:44:54,725 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 05:44:54,725 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 05:44:54,725 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 05:44:54,734 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:44:54" (1/1) ... [2018-11-10 05:44:54,735 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:44:54" (1/1) ... [2018-11-10 05:44:54,741 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:44:54" (1/1) ... [2018-11-10 05:44:54,741 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:44:54" (1/1) ... [2018-11-10 05:44:54,765 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:44:54" (1/1) ... [2018-11-10 05:44:54,779 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:44:54" (1/1) ... [2018-11-10 05:44:54,786 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:44:54" (1/1) ... [2018-11-10 05:44:54,795 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 05:44:54,796 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 05:44:54,796 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 05:44:54,796 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 05:44:54,797 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:44:54" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_66715249-0850-4ca4-b850-c7b1f3632fe7/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 05:44:54,846 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_assert [2018-11-10 05:44:54,846 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_assert [2018-11-10 05:44:54,846 INFO L130 BoogieDeclarations]: Found specification of procedure push [2018-11-10 05:44:54,847 INFO L138 BoogieDeclarations]: Found implementation of procedure push [2018-11-10 05:44:54,847 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-11-10 05:44:54,847 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-11-10 05:44:54,847 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_acquire [2018-11-10 05:44:54,848 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_acquire [2018-11-10 05:44:54,848 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 05:44:54,848 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 05:44:54,848 INFO L130 BoogieDeclarations]: Found specification of procedure push_loop [2018-11-10 05:44:54,848 INFO L138 BoogieDeclarations]: Found implementation of procedure push_loop [2018-11-10 05:44:54,848 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 05:44:54,848 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 05:44:54,848 INFO L130 BoogieDeclarations]: Found specification of procedure index_malloc [2018-11-10 05:44:54,849 INFO L138 BoogieDeclarations]: Found implementation of procedure index_malloc [2018-11-10 05:44:54,849 INFO L130 BoogieDeclarations]: Found specification of procedure EBStack_init [2018-11-10 05:44:54,849 INFO L138 BoogieDeclarations]: Found implementation of procedure EBStack_init [2018-11-10 05:44:54,849 INFO L130 BoogieDeclarations]: Found specification of procedure isEmpty [2018-11-10 05:44:54,849 INFO L138 BoogieDeclarations]: Found implementation of procedure isEmpty [2018-11-10 05:44:54,849 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_release [2018-11-10 05:44:54,849 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_release [2018-11-10 05:44:54,849 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 05:44:54,849 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 05:44:54,851 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 05:44:56,550 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 05:44:56,592 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 05:44:56,592 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 05:44:56,592 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 05:44:56,595 INFO L168 Benchmark]: Toolchain (without parser) took 2475.55 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.9 MB). Free memory was 944.4 MB in the beginning and 813.6 MB in the end (delta: 130.8 MB). Peak memory consumption was 269.7 MB. Max. memory is 11.5 GB. [2018-11-10 05:44:56,596 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 05:44:56,596 INFO L168 Benchmark]: CACSL2BoogieTranslator took 466.58 ms. Allocated memory is still 1.0 GB. Free memory was 944.4 MB in the beginning and 890.7 MB in the end (delta: 53.7 MB). Peak memory consumption was 53.7 MB. Max. memory is 11.5 GB. [2018-11-10 05:44:56,597 INFO L168 Benchmark]: Boogie Procedure Inliner took 137.19 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.9 MB). Free memory was 890.7 MB in the beginning and 1.1 GB in the end (delta: -219.4 MB). Peak memory consumption was 20.3 MB. Max. memory is 11.5 GB. [2018-11-10 05:44:56,597 INFO L168 Benchmark]: Boogie Preprocessor took 70.71 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. [2018-11-10 05:44:56,598 INFO L168 Benchmark]: RCFGBuilder took 1798.53 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 813.6 MB in the end (delta: 289.7 MB). Peak memory consumption was 289.7 MB. Max. memory is 11.5 GB. [2018-11-10 05:44:56,600 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 466.58 ms. Allocated memory is still 1.0 GB. Free memory was 944.4 MB in the beginning and 890.7 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 137.19 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.9 MB). Free memory was 890.7 MB in the beginning and 1.1 GB in the end (delta: -219.4 MB). Peak memory consumption was 20.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 70.71 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: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1798.53 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 813.6 MB in the end (delta: 289.7 MB). Peak memory consumption was 289.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: null: de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...