./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread/stack-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cad46833 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_ab2690c9-db74-4056-8a0f-a3e8b9c5be45/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_ab2690c9-db74-4056-8a0f-a3e8b9c5be45/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_ab2690c9-db74-4056-8a0f-a3e8b9c5be45/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_ab2690c9-db74-4056-8a0f-a3e8b9c5be45/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/stack-2.i -s /tmp/vcloud-vcloud-master/worker/working_dir_ab2690c9-db74-4056-8a0f-a3e8b9c5be45/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_ab2690c9-db74-4056-8a0f-a3e8b9c5be45/bin/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 56b20b6796faad8ab2b7905f19aea09fce4f4ac8 ...................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_ab2690c9-db74-4056-8a0f-a3e8b9c5be45/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_ab2690c9-db74-4056-8a0f-a3e8b9c5be45/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_ab2690c9-db74-4056-8a0f-a3e8b9c5be45/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_ab2690c9-db74-4056-8a0f-a3e8b9c5be45/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/stack-2.i -s /tmp/vcloud-vcloud-master/worker/working_dir_ab2690c9-db74-4056-8a0f-a3e8b9c5be45/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_ab2690c9-db74-4056-8a0f-a3e8b9c5be45/bin/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 56b20b6796faad8ab2b7905f19aea09fce4f4ac8 ......................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported --- Real Ultimate output --- This is Ultimate 0.1.24-cad4683 [2019-10-22 10:12:54,389 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 10:12:54,393 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 10:12:54,407 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 10:12:54,408 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 10:12:54,409 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 10:12:54,410 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 10:12:54,412 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 10:12:54,414 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 10:12:54,415 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 10:12:54,417 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 10:12:54,418 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 10:12:54,418 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 10:12:54,419 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 10:12:54,420 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 10:12:54,421 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 10:12:54,421 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 10:12:54,422 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 10:12:54,432 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 10:12:54,433 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 10:12:54,438 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 10:12:54,439 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 10:12:54,440 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 10:12:54,441 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 10:12:54,446 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 10:12:54,447 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 10:12:54,447 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 10:12:54,448 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 10:12:54,448 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 10:12:54,449 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 10:12:54,449 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 10:12:54,450 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 10:12:54,453 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 10:12:54,454 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 10:12:54,455 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 10:12:54,455 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 10:12:54,456 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 10:12:54,456 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 10:12:54,456 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 10:12:54,457 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 10:12:54,458 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 10:12:54,461 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_ab2690c9-db74-4056-8a0f-a3e8b9c5be45/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-10-22 10:12:54,476 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 10:12:54,477 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 10:12:54,490 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-10-22 10:12:54,490 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-10-22 10:12:54,491 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-22 10:12:54,491 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-22 10:12:54,491 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 10:12:54,491 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-22 10:12:54,492 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-22 10:12:54,492 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-22 10:12:54,492 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 10:12:54,492 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-22 10:12:54,492 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-22 10:12:54,492 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-22 10:12:54,493 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-22 10:12:54,493 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-22 10:12:54,493 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-22 10:12:54,493 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-22 10:12:54,493 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-10-22 10:12:54,493 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-10-22 10:12:54,494 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 10:12:54,494 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-22 10:12:54,494 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-10-22 10:12:54,494 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 10:12:54,494 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-22 10:12:54,494 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-22 10:12:54,495 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-10-22 10:12:54,495 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-22 10:12:54,495 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-22 10:12:54,495 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_ab2690c9-db74-4056-8a0f-a3e8b9c5be45/bin/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 -> 56b20b6796faad8ab2b7905f19aea09fce4f4ac8 [2019-10-22 10:12:54,544 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 10:12:54,563 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 10:12:54,566 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 10:12:54,568 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 10:12:54,568 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 10:12:54,569 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_ab2690c9-db74-4056-8a0f-a3e8b9c5be45/bin/ukojak/../../sv-benchmarks/c/pthread/stack-2.i [2019-10-22 10:12:54,619 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ab2690c9-db74-4056-8a0f-a3e8b9c5be45/bin/ukojak/data/cca8ddcae/316b740bf5084e41ba742bf8bd22a961/FLAG29b577ffa [2019-10-22 10:12:55,147 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 10:12:55,151 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_ab2690c9-db74-4056-8a0f-a3e8b9c5be45/sv-benchmarks/c/pthread/stack-2.i [2019-10-22 10:12:55,170 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ab2690c9-db74-4056-8a0f-a3e8b9c5be45/bin/ukojak/data/cca8ddcae/316b740bf5084e41ba742bf8bd22a961/FLAG29b577ffa [2019-10-22 10:12:55,593 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_ab2690c9-db74-4056-8a0f-a3e8b9c5be45/bin/ukojak/data/cca8ddcae/316b740bf5084e41ba742bf8bd22a961 [2019-10-22 10:12:55,596 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 10:12:55,597 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 10:12:55,598 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 10:12:55,598 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 10:12:55,603 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 10:12:55,604 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 10:12:55" (1/1) ... [2019-10-22 10:12:55,607 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e77d902 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:12:55, skipping insertion in model container [2019-10-22 10:12:55,608 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 10:12:55" (1/1) ... [2019-10-22 10:12:55,616 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 10:12:55,678 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 10:12:56,217 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 10:12:56,236 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 10:12:56,289 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 10:12:56,420 INFO L192 MainTranslator]: Completed translation [2019-10-22 10:12:56,420 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:12:56 WrapperNode [2019-10-22 10:12:56,420 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 10:12:56,421 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-10-22 10:12:56,421 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-10-22 10:12:56,421 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-10-22 10:12:56,430 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:12:56" (1/1) ... [2019-10-22 10:12:56,451 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:12:56" (1/1) ... [2019-10-22 10:12:56,486 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-10-22 10:12:56,487 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 10:12:56,487 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 10:12:56,487 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 10:12:56,500 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:12:56" (1/1) ... [2019-10-22 10:12:56,501 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:12:56" (1/1) ... [2019-10-22 10:12:56,509 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:12:56" (1/1) ... [2019-10-22 10:12:56,510 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:12:56" (1/1) ... [2019-10-22 10:12:56,524 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:12:56" (1/1) ... [2019-10-22 10:12:56,528 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:12:56" (1/1) ... [2019-10-22 10:12:56,530 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:12:56" (1/1) ... [2019-10-22 10:12:56,543 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 10:12:56,544 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 10:12:56,544 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 10:12:56,544 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 10:12:56,545 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:12:56" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ab2690c9-db74-4056-8a0f-a3e8b9c5be45/bin/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 [2019-10-22 10:12:56,626 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2019-10-22 10:12:56,627 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2019-10-22 10:12:56,627 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2019-10-22 10:12:56,627 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2019-10-22 10:12:56,627 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-22 10:12:56,627 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-22 10:12:56,628 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-22 10:12:56,628 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-22 10:12:56,628 INFO L130 BoogieDeclarations]: Found specification of procedure get_top [2019-10-22 10:12:56,628 INFO L138 BoogieDeclarations]: Found implementation of procedure get_top [2019-10-22 10:12:56,628 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2019-10-22 10:12:56,628 INFO L130 BoogieDeclarations]: Found specification of procedure error [2019-10-22 10:12:56,628 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2019-10-22 10:12:56,628 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-22 10:12:56,629 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 10:12:56,629 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 10:12:56,630 WARN L202 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-10-22 10:12:57,205 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-22 10:12:57,206 INFO L284 CfgBuilder]: Removed 14 assume(true) statements. [2019-10-22 10:12:57,206 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 10:12:57 BoogieIcfgContainer [2019-10-22 10:12:57,207 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-22 10:12:57,207 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-10-22 10:12:57,207 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-10-22 10:12:57,216 INFO L275 PluginConnector]: CodeCheck initialized [2019-10-22 10:12:57,216 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 10:12:57" (1/1) ... [2019-10-22 10:12:57,217 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:175) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:364) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-10-22 10:12:57,221 INFO L168 Benchmark]: Toolchain (without parser) took 1623.43 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.8 MB). Free memory was 939.4 MB in the beginning and 1.0 GB in the end (delta: -97.2 MB). Peak memory consumption was 38.6 MB. Max. memory is 11.5 GB. [2019-10-22 10:12:57,222 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 1.0 GB. Free memory is still 962.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 10:12:57,223 INFO L168 Benchmark]: CACSL2BoogieTranslator took 822.37 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.8 MB). Free memory was 939.4 MB in the beginning and 1.1 GB in the end (delta: -135.7 MB). Peak memory consumption was 24.1 MB. Max. memory is 11.5 GB. [2019-10-22 10:12:57,223 INFO L168 Benchmark]: Boogie Procedure Inliner took 65.81 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 10:12:57,223 INFO L168 Benchmark]: Boogie Preprocessor took 56.55 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 10:12:57,224 INFO L168 Benchmark]: RCFGBuilder took 662.89 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 38.5 MB). Peak memory consumption was 38.5 MB. Max. memory is 11.5 GB. [2019-10-22 10:12:57,224 INFO L168 Benchmark]: CodeCheck took 12.26 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 10:12:57,227 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:175) * 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 962.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 822.37 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.8 MB). Free memory was 939.4 MB in the beginning and 1.1 GB in the end (delta: -135.7 MB). Peak memory consumption was 24.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 65.81 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 56.55 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 662.89 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 38.5 MB). Peak memory consumption was 38.5 MB. Max. memory is 11.5 GB. * CodeCheck took 12.26 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-cad4683 [2019-10-22 10:12:59,539 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 10:12:59,541 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 10:12:59,556 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 10:12:59,557 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 10:12:59,558 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 10:12:59,561 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 10:12:59,563 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 10:12:59,566 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 10:12:59,569 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 10:12:59,571 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 10:12:59,574 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 10:12:59,583 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 10:12:59,584 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 10:12:59,585 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 10:12:59,586 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 10:12:59,586 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 10:12:59,587 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 10:12:59,592 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 10:12:59,594 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 10:12:59,598 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 10:12:59,599 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 10:12:59,600 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 10:12:59,601 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 10:12:59,603 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 10:12:59,603 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 10:12:59,603 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 10:12:59,604 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 10:12:59,605 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 10:12:59,605 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 10:12:59,606 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 10:12:59,606 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 10:12:59,607 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 10:12:59,608 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 10:12:59,609 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 10:12:59,609 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 10:12:59,610 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 10:12:59,610 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 10:12:59,610 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 10:12:59,612 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 10:12:59,612 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 10:12:59,613 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_ab2690c9-db74-4056-8a0f-a3e8b9c5be45/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2019-10-22 10:12:59,626 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 10:12:59,626 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 10:12:59,627 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-10-22 10:12:59,627 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-10-22 10:12:59,628 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-22 10:12:59,628 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-22 10:12:59,628 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 10:12:59,628 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-22 10:12:59,629 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-22 10:12:59,629 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 10:12:59,629 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-22 10:12:59,629 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-22 10:12:59,629 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-22 10:12:59,630 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-10-22 10:12:59,630 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-10-22 10:12:59,630 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-22 10:12:59,630 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-22 10:12:59,630 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-22 10:12:59,630 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-22 10:12:59,631 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-10-22 10:12:59,631 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-10-22 10:12:59,632 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 10:12:59,632 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-22 10:12:59,632 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-10-22 10:12:59,632 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 10:12:59,632 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-22 10:12:59,633 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-22 10:12:59,633 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-10-22 10:12:59,633 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-10-22 10:12:59,633 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-22 10:12:59,633 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2019-10-22 10:12:59,633 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-22 10:12:59,634 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_ab2690c9-db74-4056-8a0f-a3e8b9c5be45/bin/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 -> 56b20b6796faad8ab2b7905f19aea09fce4f4ac8 [2019-10-22 10:12:59,673 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 10:12:59,688 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 10:12:59,694 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 10:12:59,696 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 10:12:59,697 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 10:12:59,697 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_ab2690c9-db74-4056-8a0f-a3e8b9c5be45/bin/ukojak/../../sv-benchmarks/c/pthread/stack-2.i [2019-10-22 10:12:59,756 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ab2690c9-db74-4056-8a0f-a3e8b9c5be45/bin/ukojak/data/72da9edf3/e82181a7bce5477ca9844925af89edd1/FLAG663a06253 [2019-10-22 10:13:00,335 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 10:13:00,337 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_ab2690c9-db74-4056-8a0f-a3e8b9c5be45/sv-benchmarks/c/pthread/stack-2.i [2019-10-22 10:13:00,356 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ab2690c9-db74-4056-8a0f-a3e8b9c5be45/bin/ukojak/data/72da9edf3/e82181a7bce5477ca9844925af89edd1/FLAG663a06253 [2019-10-22 10:13:00,634 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_ab2690c9-db74-4056-8a0f-a3e8b9c5be45/bin/ukojak/data/72da9edf3/e82181a7bce5477ca9844925af89edd1 [2019-10-22 10:13:00,638 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 10:13:00,640 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 10:13:00,641 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 10:13:00,642 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 10:13:00,646 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 10:13:00,647 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 10:13:00" (1/1) ... [2019-10-22 10:13:00,650 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e09c5e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:13:00, skipping insertion in model container [2019-10-22 10:13:00,650 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 10:13:00" (1/1) ... [2019-10-22 10:13:00,659 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 10:13:00,727 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 10:13:01,289 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 10:13:01,311 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 10:13:01,378 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 10:13:01,552 INFO L192 MainTranslator]: Completed translation [2019-10-22 10:13:01,553 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:13:01 WrapperNode [2019-10-22 10:13:01,553 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 10:13:01,554 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-10-22 10:13:01,554 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-10-22 10:13:01,554 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-10-22 10:13:01,563 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:13:01" (1/1) ... [2019-10-22 10:13:01,584 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:13:01" (1/1) ... [2019-10-22 10:13:01,611 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-10-22 10:13:01,612 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 10:13:01,612 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 10:13:01,612 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 10:13:01,622 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:13:01" (1/1) ... [2019-10-22 10:13:01,622 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:13:01" (1/1) ... [2019-10-22 10:13:01,626 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:13:01" (1/1) ... [2019-10-22 10:13:01,627 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:13:01" (1/1) ... [2019-10-22 10:13:01,640 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:13:01" (1/1) ... [2019-10-22 10:13:01,654 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:13:01" (1/1) ... [2019-10-22 10:13:01,661 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:13:01" (1/1) ... [2019-10-22 10:13:01,670 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 10:13:01,671 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 10:13:01,671 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 10:13:01,679 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 10:13:01,680 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:13:01" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ab2690c9-db74-4056-8a0f-a3e8b9c5be45/bin/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 [2019-10-22 10:13:01,766 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-10-22 10:13:01,767 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2019-10-22 10:13:01,767 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2019-10-22 10:13:01,767 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2019-10-22 10:13:01,767 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2019-10-22 10:13:01,767 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-22 10:13:01,768 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-22 10:13:01,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-10-22 10:13:01,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2019-10-22 10:13:01,768 INFO L130 BoogieDeclarations]: Found specification of procedure get_top [2019-10-22 10:13:01,768 INFO L138 BoogieDeclarations]: Found implementation of procedure get_top [2019-10-22 10:13:01,768 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2019-10-22 10:13:01,768 INFO L130 BoogieDeclarations]: Found specification of procedure error [2019-10-22 10:13:01,769 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2019-10-22 10:13:01,769 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 10:13:01,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 10:13:01,771 WARN L202 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-10-22 10:13:02,323 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-22 10:13:02,324 INFO L284 CfgBuilder]: Removed 14 assume(true) statements. [2019-10-22 10:13:02,325 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 10:13:02 BoogieIcfgContainer [2019-10-22 10:13:02,325 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-22 10:13:02,326 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-10-22 10:13:02,326 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-10-22 10:13:02,337 INFO L275 PluginConnector]: CodeCheck initialized [2019-10-22 10:13:02,337 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 10:13:02" (1/1) ... [2019-10-22 10:13:02,338 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:175) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:364) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-10-22 10:13:02,343 INFO L168 Benchmark]: Toolchain (without parser) took 1702.54 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 155.2 MB). Free memory was 940.2 MB in the beginning and 1.1 GB in the end (delta: -116.9 MB). Peak memory consumption was 38.2 MB. Max. memory is 11.5 GB. [2019-10-22 10:13:02,344 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 1.0 GB. Free memory is still 972.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 10:13:02,345 INFO L168 Benchmark]: CACSL2BoogieTranslator took 912.68 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 155.2 MB). Free memory was 940.2 MB in the beginning and 1.1 GB in the end (delta: -154.8 MB). Peak memory consumption was 24.3 MB. Max. memory is 11.5 GB. [2019-10-22 10:13:02,345 INFO L168 Benchmark]: Boogie Procedure Inliner took 57.96 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 10:13:02,346 INFO L168 Benchmark]: Boogie Preprocessor took 58.36 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 10:13:02,346 INFO L168 Benchmark]: RCFGBuilder took 654.77 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 37.9 MB). Peak memory consumption was 37.9 MB. Max. memory is 11.5 GB. [2019-10-22 10:13:02,347 INFO L168 Benchmark]: CodeCheck took 15.02 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 10:13:02,349 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:175) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 1.0 GB. Free memory is still 972.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 912.68 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 155.2 MB). Free memory was 940.2 MB in the beginning and 1.1 GB in the end (delta: -154.8 MB). Peak memory consumption was 24.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 57.96 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 58.36 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 654.77 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: 37.9 MB). Peak memory consumption was 37.9 MB. Max. memory is 11.5 GB. * CodeCheck took 15.02 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...