./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread/queue_longer_false-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_ba207614-a604-45e5-8cbd-9be507c3e55f/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_ba207614-a604-45e5-8cbd-9be507c3e55f/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_ba207614-a604-45e5-8cbd-9be507c3e55f/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_ba207614-a604-45e5-8cbd-9be507c3e55f/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/queue_longer_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_ba207614-a604-45e5-8cbd-9be507c3e55f/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_ba207614-a604-45e5-8cbd-9be507c3e55f/bin-2019/ukojak --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 Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 503becab32df26e7fb48d4b324b68cdf317e346a ....................................................................................................................................................................................................... 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_ba207614-a604-45e5-8cbd-9be507c3e55f/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_ba207614-a604-45e5-8cbd-9be507c3e55f/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_ba207614-a604-45e5-8cbd-9be507c3e55f/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_ba207614-a604-45e5-8cbd-9be507c3e55f/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/queue_longer_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_ba207614-a604-45e5-8cbd-9be507c3e55f/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_ba207614-a604-45e5-8cbd-9be507c3e55f/bin-2019/ukojak --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 Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 503becab32df26e7fb48d4b324b68cdf317e346a ............................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: null --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-10-27 04:59:26,139 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 04:59:26,149 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 04:59:26,159 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 04:59:26,160 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 04:59:26,161 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 04:59:26,161 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 04:59:26,163 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 04:59:26,164 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 04:59:26,167 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 04:59:26,169 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 04:59:26,169 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 04:59:26,170 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 04:59:26,172 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 04:59:26,178 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 04:59:26,179 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 04:59:26,179 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 04:59:26,180 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 04:59:26,182 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 04:59:26,183 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 04:59:26,183 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 04:59:26,184 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 04:59:26,188 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 04:59:26,190 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 04:59:26,190 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 04:59:26,191 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 04:59:26,192 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 04:59:26,192 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 04:59:26,193 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 04:59:26,193 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 04:59:26,193 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 04:59:26,194 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 04:59:26,194 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 04:59:26,194 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 04:59:26,195 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 04:59:26,195 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 04:59:26,195 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_ba207614-a604-45e5-8cbd-9be507c3e55f/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-10-27 04:59:26,212 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 04:59:26,214 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 04:59:26,215 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 04:59:26,215 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-27 04:59:26,216 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-27 04:59:26,216 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-27 04:59:26,216 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 04:59:26,216 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 04:59:26,217 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-27 04:59:26,217 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 04:59:26,217 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 04:59:26,217 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 04:59:26,217 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 04:59:26,217 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 04:59:26,217 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 04:59:26,218 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 04:59:26,218 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 04:59:26,218 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-27 04:59:26,218 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-27 04:59:26,218 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 04:59:26,218 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 04:59:26,218 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-27 04:59:26,219 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 04:59:26,219 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 04:59:26,219 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 04:59:26,219 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-27 04:59:26,219 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 04:59:26,219 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-27 04:59:26,219 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_ba207614-a604-45e5-8cbd-9be507c3e55f/bin-2019/ukojak 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 -> Kojak 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 -> 503becab32df26e7fb48d4b324b68cdf317e346a [2018-10-27 04:59:26,256 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 04:59:26,267 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 04:59:26,272 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 04:59:26,274 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 04:59:26,274 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 04:59:26,276 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_ba207614-a604-45e5-8cbd-9be507c3e55f/bin-2019/ukojak/../../sv-benchmarks/c/pthread/queue_longer_false-unreach-call.i [2018-10-27 04:59:26,325 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ba207614-a604-45e5-8cbd-9be507c3e55f/bin-2019/ukojak/data/e773d1474/35a2bab274754ef3baf8324b3a6f33a9/FLAGd014d97a7 [2018-10-27 04:59:26,823 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 04:59:26,824 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_ba207614-a604-45e5-8cbd-9be507c3e55f/sv-benchmarks/c/pthread/queue_longer_false-unreach-call.i [2018-10-27 04:59:26,847 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ba207614-a604-45e5-8cbd-9be507c3e55f/bin-2019/ukojak/data/e773d1474/35a2bab274754ef3baf8324b3a6f33a9/FLAGd014d97a7 [2018-10-27 04:59:26,862 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_ba207614-a604-45e5-8cbd-9be507c3e55f/bin-2019/ukojak/data/e773d1474/35a2bab274754ef3baf8324b3a6f33a9 [2018-10-27 04:59:26,866 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 04:59:26,867 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 04:59:26,868 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 04:59:26,869 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 04:59:26,872 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 04:59:26,873 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 04:59:26" (1/1) ... [2018-10-27 04:59:26,876 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1cf195d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 04:59:26, skipping insertion in model container [2018-10-27 04:59:26,876 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 04:59:26" (1/1) ... [2018-10-27 04:59:26,885 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 04:59:26,944 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 04:59:27,343 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 04:59:27,392 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 04:59:27,435 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 04:59:27,592 INFO L193 MainTranslator]: Completed translation [2018-10-27 04:59:27,592 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 04:59:27 WrapperNode [2018-10-27 04:59:27,593 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 04:59:27,593 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 04:59:27,593 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 04:59:27,594 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 04:59:27,734 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 04:59:27" (1/1) ... [2018-10-27 04:59:27,771 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 04:59:27" (1/1) ... [2018-10-27 04:59:27,848 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 04:59:27,850 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 04:59:27,850 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 04:59:27,850 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 04:59:27,858 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 04:59:27" (1/1) ... [2018-10-27 04:59:27,858 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 04:59:27" (1/1) ... [2018-10-27 04:59:27,868 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 04:59:27" (1/1) ... [2018-10-27 04:59:27,869 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 04:59:27" (1/1) ... [2018-10-27 04:59:27,895 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 04:59:27" (1/1) ... [2018-10-27 04:59:27,900 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 04:59:27" (1/1) ... [2018-10-27 04:59:27,905 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 04:59:27" (1/1) ... [2018-10-27 04:59:27,910 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 04:59:27,911 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 04:59:27,911 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 04:59:27,911 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 04:59:27,912 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 04:59:27" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ba207614-a604-45e5-8cbd-9be507c3e55f/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (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:10000 [2018-10-27 04:59:27,967 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2018-10-27 04:59:27,968 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2018-10-27 04:59:27,968 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2018-10-27 04:59:27,968 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2018-10-27 04:59:27,968 INFO L130 BoogieDeclarations]: Found specification of procedure empty [2018-10-27 04:59:27,968 INFO L138 BoogieDeclarations]: Found implementation of procedure empty [2018-10-27 04:59:27,970 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-10-27 04:59:27,970 INFO L130 BoogieDeclarations]: Found specification of procedure enqueue [2018-10-27 04:59:27,970 INFO L138 BoogieDeclarations]: Found implementation of procedure enqueue [2018-10-27 04:59:27,970 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-10-27 04:59:27,970 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-10-27 04:59:27,970 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-10-27 04:59:27,970 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-10-27 04:59:27,970 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 04:59:27,971 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 04:59:27,972 WARN L200 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-10-27 04:59:32,117 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 04:59:32,186 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 04:59:32,187 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 04:59:32,188 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException at de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:371) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:89) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 04:59:32,194 INFO L168 Benchmark]: Toolchain (without parser) took 5327.40 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 158.9 MB). Free memory was 959.1 MB in the beginning and 947.8 MB in the end (delta: 11.3 MB). Peak memory consumption was 170.2 MB. Max. memory is 11.5 GB. [2018-10-27 04:59:32,196 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 04:59:32,197 INFO L168 Benchmark]: CACSL2BoogieTranslator took 724.52 ms. Allocated memory is still 1.0 GB. Free memory was 959.1 MB in the beginning and 889.3 MB in the end (delta: 69.8 MB). Peak memory consumption was 69.8 MB. Max. memory is 11.5 GB. [2018-10-27 04:59:32,197 INFO L168 Benchmark]: Boogie Procedure Inliner took 256.06 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 158.9 MB). Free memory was 889.3 MB in the beginning and 1.1 GB in the end (delta: -254.9 MB). Peak memory consumption was 20.4 MB. Max. memory is 11.5 GB. [2018-10-27 04:59:32,198 INFO L168 Benchmark]: Boogie Preprocessor took 60.75 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 11.5 GB. [2018-10-27 04:59:32,201 INFO L168 Benchmark]: RCFGBuilder took 4282.79 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 947.8 MB in the end (delta: 188.3 MB). Peak memory consumption was 188.3 MB. Max. memory is 11.5 GB. [2018-10-27 04:59:32,206 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 724.52 ms. Allocated memory is still 1.0 GB. Free memory was 959.1 MB in the beginning and 889.3 MB in the end (delta: 69.8 MB). Peak memory consumption was 69.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 256.06 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 158.9 MB). Free memory was 889.3 MB in the beginning and 1.1 GB in the end (delta: -254.9 MB). Peak memory consumption was 20.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 60.75 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 4282.79 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 947.8 MB in the end (delta: 188.3 MB). Peak memory consumption was 188.3 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: null: de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-10-27 04:59:34,137 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 04:59:34,139 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 04:59:34,148 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 04:59:34,148 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 04:59:34,149 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 04:59:34,150 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 04:59:34,151 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 04:59:34,153 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 04:59:34,154 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 04:59:34,155 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 04:59:34,155 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 04:59:34,155 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 04:59:34,159 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 04:59:34,161 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 04:59:34,162 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 04:59:34,163 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 04:59:34,165 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 04:59:34,168 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 04:59:34,173 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 04:59:34,174 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 04:59:34,174 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 04:59:34,176 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 04:59:34,177 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 04:59:34,177 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 04:59:34,177 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 04:59:34,178 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 04:59:34,179 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 04:59:34,179 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 04:59:34,180 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 04:59:34,180 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 04:59:34,184 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 04:59:34,184 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 04:59:34,184 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 04:59:34,185 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 04:59:34,185 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 04:59:34,185 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_ba207614-a604-45e5-8cbd-9be507c3e55f/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-10-27 04:59:34,207 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 04:59:34,208 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 04:59:34,209 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 04:59:34,210 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-27 04:59:34,210 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-27 04:59:34,211 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-27 04:59:34,211 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 04:59:34,211 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 04:59:34,212 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 04:59:34,212 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 04:59:34,212 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 04:59:34,212 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 04:59:34,212 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 04:59:34,212 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-27 04:59:34,212 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-27 04:59:34,212 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 04:59:34,213 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 04:59:34,213 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 04:59:34,213 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-27 04:59:34,213 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-27 04:59:34,213 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 04:59:34,213 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 04:59:34,213 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-27 04:59:34,214 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 04:59:34,214 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 04:59:34,214 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 04:59:34,214 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-10-27 04:59:34,214 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-10-27 04:59:34,214 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 04:59:34,214 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-27 04:59:34,214 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-27 04:59:34,215 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_ba207614-a604-45e5-8cbd-9be507c3e55f/bin-2019/ukojak 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 -> Kojak 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 -> 503becab32df26e7fb48d4b324b68cdf317e346a [2018-10-27 04:59:34,264 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 04:59:34,274 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 04:59:34,276 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 04:59:34,278 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 04:59:34,278 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 04:59:34,279 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_ba207614-a604-45e5-8cbd-9be507c3e55f/bin-2019/ukojak/../../sv-benchmarks/c/pthread/queue_longer_false-unreach-call.i [2018-10-27 04:59:34,319 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ba207614-a604-45e5-8cbd-9be507c3e55f/bin-2019/ukojak/data/440d899b5/3583f207cf824cb9be9a492b909af23c/FLAGc42ce1141 [2018-10-27 04:59:34,767 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 04:59:34,768 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_ba207614-a604-45e5-8cbd-9be507c3e55f/sv-benchmarks/c/pthread/queue_longer_false-unreach-call.i [2018-10-27 04:59:34,784 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ba207614-a604-45e5-8cbd-9be507c3e55f/bin-2019/ukojak/data/440d899b5/3583f207cf824cb9be9a492b909af23c/FLAGc42ce1141 [2018-10-27 04:59:34,801 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_ba207614-a604-45e5-8cbd-9be507c3e55f/bin-2019/ukojak/data/440d899b5/3583f207cf824cb9be9a492b909af23c [2018-10-27 04:59:34,805 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 04:59:34,806 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 04:59:34,807 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 04:59:34,807 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 04:59:34,811 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 04:59:34,812 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 04:59:34" (1/1) ... [2018-10-27 04:59:34,814 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5822b075 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 04:59:34, skipping insertion in model container [2018-10-27 04:59:34,814 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 04:59:34" (1/1) ... [2018-10-27 04:59:34,823 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 04:59:34,864 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 04:59:35,325 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 04:59:35,392 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 04:59:35,468 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 04:59:35,732 INFO L193 MainTranslator]: Completed translation [2018-10-27 04:59:35,732 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 04:59:35 WrapperNode [2018-10-27 04:59:35,732 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 04:59:35,733 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 04:59:35,733 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 04:59:35,733 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 04:59:35,832 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 04:59:35" (1/1) ... [2018-10-27 04:59:35,884 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 04:59:35" (1/1) ... [2018-10-27 04:59:35,988 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 04:59:35,989 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 04:59:35,989 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 04:59:35,989 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 04:59:35,998 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 04:59:35" (1/1) ... [2018-10-27 04:59:35,998 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 04:59:35" (1/1) ... [2018-10-27 04:59:36,014 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 04:59:35" (1/1) ... [2018-10-27 04:59:36,018 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 04:59:35" (1/1) ... [2018-10-27 04:59:36,065 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 04:59:35" (1/1) ... [2018-10-27 04:59:36,075 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 04:59:35" (1/1) ... [2018-10-27 04:59:36,089 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 04:59:35" (1/1) ... [2018-10-27 04:59:36,104 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 04:59:36,104 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 04:59:36,104 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 04:59:36,104 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 04:59:36,105 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 04:59:35" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ba207614-a604-45e5-8cbd-9be507c3e55f/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (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:10000 [2018-10-27 04:59:36,174 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-10-27 04:59:36,174 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2018-10-27 04:59:36,174 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2018-10-27 04:59:36,174 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2018-10-27 04:59:36,174 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2018-10-27 04:59:36,174 INFO L130 BoogieDeclarations]: Found specification of procedure empty [2018-10-27 04:59:36,175 INFO L138 BoogieDeclarations]: Found implementation of procedure empty [2018-10-27 04:59:36,175 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-10-27 04:59:36,175 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-10-27 04:59:36,175 INFO L130 BoogieDeclarations]: Found specification of procedure enqueue [2018-10-27 04:59:36,175 INFO L138 BoogieDeclarations]: Found implementation of procedure enqueue [2018-10-27 04:59:36,175 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-10-27 04:59:36,175 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2018-10-27 04:59:36,176 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 04:59:36,176 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 04:59:36,179 WARN L200 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-10-27 04:59:40,983 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 04:59:41,083 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 04:59:41,087 WARN L317 ript$VariableManager]: TermVariabe |Thread0_t1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 04:59:41,088 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException at de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:371) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:89) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 04:59:41,094 INFO L168 Benchmark]: Toolchain (without parser) took 6289.16 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 172.5 MB). Free memory was 946.5 MB in the beginning and 942.5 MB in the end (delta: 4.0 MB). Peak memory consumption was 176.5 MB. Max. memory is 11.5 GB. [2018-10-27 04:59:41,097 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 978.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 04:59:41,097 INFO L168 Benchmark]: CACSL2BoogieTranslator took 926.01 ms. Allocated memory is still 1.0 GB. Free memory was 946.5 MB in the beginning and 871.4 MB in the end (delta: 75.2 MB). Peak memory consumption was 75.2 MB. Max. memory is 11.5 GB. [2018-10-27 04:59:41,098 INFO L168 Benchmark]: Boogie Procedure Inliner took 255.39 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 172.5 MB). Free memory was 871.4 MB in the beginning and 1.2 GB in the end (delta: -287.7 MB). Peak memory consumption was 21.2 MB. Max. memory is 11.5 GB. [2018-10-27 04:59:41,098 INFO L168 Benchmark]: Boogie Preprocessor took 115.04 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 11.0 MB). Peak memory consumption was 11.0 MB. Max. memory is 11.5 GB. [2018-10-27 04:59:41,099 INFO L168 Benchmark]: RCFGBuilder took 4989.70 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 942.5 MB in the end (delta: 205.5 MB). Peak memory consumption was 205.5 MB. Max. memory is 11.5 GB. [2018-10-27 04:59:41,103 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 978.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 926.01 ms. Allocated memory is still 1.0 GB. Free memory was 946.5 MB in the beginning and 871.4 MB in the end (delta: 75.2 MB). Peak memory consumption was 75.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 255.39 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 172.5 MB). Free memory was 871.4 MB in the beginning and 1.2 GB in the end (delta: -287.7 MB). Peak memory consumption was 21.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 115.04 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 11.0 MB). Peak memory consumption was 11.0 MB. Max. memory is 11.5 GB. * RCFGBuilder took 4989.70 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 942.5 MB in the end (delta: 205.5 MB). Peak memory consumption was 205.5 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...