./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-complex/workstealqueue_mutex-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_6e63e1a4-f2cd-4873-8933-3d78d2b7dc43/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_6e63e1a4-f2cd-4873-8933-3d78d2b7dc43/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_6e63e1a4-f2cd-4873-8933-3d78d2b7dc43/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_6e63e1a4-f2cd-4873-8933-3d78d2b7dc43/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-complex/workstealqueue_mutex-2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_6e63e1a4-f2cd-4873-8933-3d78d2b7dc43/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_6e63e1a4-f2cd-4873-8933-3d78d2b7dc43/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 077fd07d950f48ce906441d58675f31df157b5c1 ...................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_6e63e1a4-f2cd-4873-8933-3d78d2b7dc43/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_6e63e1a4-f2cd-4873-8933-3d78d2b7dc43/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_6e63e1a4-f2cd-4873-8933-3d78d2b7dc43/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_6e63e1a4-f2cd-4873-8933-3d78d2b7dc43/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-complex/workstealqueue_mutex-2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_6e63e1a4-f2cd-4873-8933-3d78d2b7dc43/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_6e63e1a4-f2cd-4873-8933-3d78d2b7dc43/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 077fd07d950f48ce906441d58675f31df157b5c1 ........................................................................................................................................................................................................................... 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 0.2.0-a4ecdab [2020-11-28 04:34:37,708 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 04:34:37,711 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 04:34:37,815 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 04:34:37,815 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 04:34:37,821 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 04:34:37,825 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 04:34:37,833 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 04:34:37,836 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 04:34:37,844 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 04:34:37,845 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 04:34:37,848 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 04:34:37,848 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 04:34:37,853 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 04:34:37,854 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 04:34:37,856 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 04:34:37,857 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 04:34:37,862 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 04:34:37,866 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 04:34:37,873 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 04:34:37,875 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 04:34:37,877 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 04:34:37,879 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 04:34:37,880 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 04:34:37,886 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 04:34:37,887 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 04:34:37,887 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 04:34:37,889 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 04:34:37,890 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 04:34:37,891 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 04:34:37,891 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 04:34:37,893 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 04:34:37,895 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 04:34:37,896 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 04:34:37,897 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 04:34:37,898 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 04:34:37,899 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 04:34:37,899 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 04:34:37,899 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 04:34:37,900 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 04:34:37,901 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 04:34:37,904 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_6e63e1a4-f2cd-4873-8933-3d78d2b7dc43/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-11-28 04:34:37,948 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 04:34:37,948 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 04:34:37,949 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-28 04:34:37,950 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-28 04:34:37,950 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 04:34:37,951 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 04:34:37,951 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 04:34:37,951 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-28 04:34:37,952 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 04:34:37,952 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-28 04:34:37,953 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 04:34:37,953 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 04:34:37,953 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 04:34:37,954 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 04:34:37,954 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-28 04:34:37,954 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 04:34:37,954 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 04:34:37,955 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 04:34:37,955 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-28 04:34:37,955 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-28 04:34:37,955 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 04:34:37,956 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 04:34:37,956 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-28 04:34:37,956 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 04:34:37,956 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 04:34:37,957 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 04:34:37,957 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-11-28 04:34:37,957 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 04:34:37,957 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 04:34:37,959 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_6e63e1a4-f2cd-4873-8933-3d78d2b7dc43/bin/ukojak/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_6e63e1a4-f2cd-4873-8933-3d78d2b7dc43/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 077fd07d950f48ce906441d58675f31df157b5c1 [2020-11-28 04:34:38,214 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 04:34:38,254 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 04:34:38,258 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 04:34:38,260 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 04:34:38,261 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 04:34:38,262 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_6e63e1a4-f2cd-4873-8933-3d78d2b7dc43/bin/ukojak/../../sv-benchmarks/c/pthread-complex/workstealqueue_mutex-2.i [2020-11-28 04:34:38,361 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_6e63e1a4-f2cd-4873-8933-3d78d2b7dc43/bin/ukojak/data/36899313a/690df1ad3578443abdab5fe45e435694/FLAG4aaa8e61a [2020-11-28 04:34:39,133 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 04:34:39,136 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_6e63e1a4-f2cd-4873-8933-3d78d2b7dc43/sv-benchmarks/c/pthread-complex/workstealqueue_mutex-2.i [2020-11-28 04:34:39,179 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_6e63e1a4-f2cd-4873-8933-3d78d2b7dc43/bin/ukojak/data/36899313a/690df1ad3578443abdab5fe45e435694/FLAG4aaa8e61a [2020-11-28 04:34:39,292 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_6e63e1a4-f2cd-4873-8933-3d78d2b7dc43/bin/ukojak/data/36899313a/690df1ad3578443abdab5fe45e435694 [2020-11-28 04:34:39,294 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 04:34:39,296 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 04:34:39,311 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 04:34:39,311 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 04:34:39,313 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 04:34:39,314 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:34:39" (1/1) ... [2020-11-28 04:34:39,316 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a4be5db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:34:39, skipping insertion in model container [2020-11-28 04:34:39,316 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:34:39" (1/1) ... [2020-11-28 04:34:39,322 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 04:34:39,418 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 04:34:40,339 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:34:40,350 INFO L203 MainTranslator]: Completed pre-run [2020-11-28 04:34:40,428 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:34:40,942 INFO L208 MainTranslator]: Completed translation [2020-11-28 04:34:40,944 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:34:40 WrapperNode [2020-11-28 04:34:40,944 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 04:34:40,946 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-28 04:34:40,946 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-28 04:34:40,946 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-28 04:34:40,954 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:34:40" (1/1) ... [2020-11-28 04:34:41,022 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:34:40" (1/1) ... [2020-11-28 04:34:41,063 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-28 04:34:41,064 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-28 04:34:41,064 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-28 04:34:41,064 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-28 04:34:41,074 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:34:40" (1/1) ... [2020-11-28 04:34:41,075 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:34:40" (1/1) ... [2020-11-28 04:34:41,095 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:34:40" (1/1) ... [2020-11-28 04:34:41,096 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:34:40" (1/1) ... [2020-11-28 04:34:41,121 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:34:40" (1/1) ... [2020-11-28 04:34:41,127 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:34:40" (1/1) ... [2020-11-28 04:34:41,136 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:34:40" (1/1) ... [2020-11-28 04:34:41,151 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-28 04:34:41,151 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-28 04:34:41,152 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-28 04:34:41,152 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-28 04:34:41,157 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:34:40" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_6e63e1a4-f2cd-4873-8933-3d78d2b7dc43/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 [2020-11-28 04:34:41,245 INFO L130 BoogieDeclarations]: Found specification of procedure Stealer [2020-11-28 04:34:41,245 INFO L138 BoogieDeclarations]: Found implementation of procedure Stealer [2020-11-28 04:34:41,245 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2020-11-28 04:34:41,246 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-28 04:34:41,246 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2020-11-28 04:34:41,247 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-11-28 04:34:41,247 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2020-11-28 04:34:41,248 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-11-28 04:34:41,248 INFO L130 BoogieDeclarations]: Found specification of procedure writeV [2020-11-28 04:34:41,249 INFO L138 BoogieDeclarations]: Found implementation of procedure writeV [2020-11-28 04:34:41,249 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-28 04:34:41,249 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-28 04:34:41,249 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-11-28 04:34:41,249 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-11-28 04:34:41,249 INFO L130 BoogieDeclarations]: Found specification of procedure Pop [2020-11-28 04:34:41,250 INFO L138 BoogieDeclarations]: Found implementation of procedure Pop [2020-11-28 04:34:41,250 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-28 04:34:41,250 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-11-28 04:34:41,250 INFO L130 BoogieDeclarations]: Found specification of procedure Push [2020-11-28 04:34:41,250 INFO L138 BoogieDeclarations]: Found implementation of procedure Push [2020-11-28 04:34:41,250 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-11-28 04:34:41,251 INFO L130 BoogieDeclarations]: Found specification of procedure Operation [2020-11-28 04:34:41,251 INFO L138 BoogieDeclarations]: Found implementation of procedure Operation [2020-11-28 04:34:41,251 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-28 04:34:41,251 INFO L130 BoogieDeclarations]: Found specification of procedure readV [2020-11-28 04:34:41,251 INFO L138 BoogieDeclarations]: Found implementation of procedure readV [2020-11-28 04:34:41,253 WARN L208 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-11-28 04:34:42,701 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-28 04:34:42,702 INFO L298 CfgBuilder]: Removed 29 assume(true) statements. [2020-11-28 04:34:42,706 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:34:42 BoogieIcfgContainer [2020-11-28 04:34:42,707 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-28 04:34:42,708 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-11-28 04:34:42,708 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-11-28 04:34:42,720 INFO L275 PluginConnector]: CodeCheck initialized [2020-11-28 04:34:42,720 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:34:42" (1/1) ... [2020-11-28 04:34:42,721 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:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2020-11-28 04:34:42,729 INFO L168 Benchmark]: Toolchain (without parser) took 3429.25 ms. Allocated memory was 94.4 MB in the beginning and 125.8 MB in the end (delta: 31.5 MB). Free memory was 62.3 MB in the beginning and 39.9 MB in the end (delta: 22.4 MB). Peak memory consumption was 53.2 MB. Max. memory is 16.1 GB. [2020-11-28 04:34:42,730 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 94.4 MB. Free memory is still 51.5 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 04:34:42,732 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1634.19 ms. Allocated memory was 94.4 MB in the beginning and 125.8 MB in the end (delta: 31.5 MB). Free memory was 62.1 MB in the beginning and 82.0 MB in the end (delta: -19.9 MB). Peak memory consumption was 63.0 MB. Max. memory is 16.1 GB. [2020-11-28 04:34:42,732 INFO L168 Benchmark]: Boogie Procedure Inliner took 117.51 ms. Allocated memory is still 125.8 MB. Free memory was 82.0 MB in the beginning and 77.9 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-28 04:34:42,733 INFO L168 Benchmark]: Boogie Preprocessor took 86.61 ms. Allocated memory is still 125.8 MB. Free memory was 77.9 MB in the beginning and 73.7 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-28 04:34:42,734 INFO L168 Benchmark]: RCFGBuilder took 1555.53 ms. Allocated memory is still 125.8 MB. Free memory was 73.7 MB in the beginning and 40.9 MB in the end (delta: 32.8 MB). Peak memory consumption was 47.5 MB. Max. memory is 16.1 GB. [2020-11-28 04:34:42,735 INFO L168 Benchmark]: CodeCheck took 16.49 ms. Allocated memory is still 125.8 MB. Free memory was 40.9 MB in the beginning and 39.9 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 04:34:42,746 INFO L339 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 0.30 ms. Allocated memory is still 94.4 MB. Free memory is still 51.5 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1634.19 ms. Allocated memory was 94.4 MB in the beginning and 125.8 MB in the end (delta: 31.5 MB). Free memory was 62.1 MB in the beginning and 82.0 MB in the end (delta: -19.9 MB). Peak memory consumption was 63.0 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 117.51 ms. Allocated memory is still 125.8 MB. Free memory was 82.0 MB in the beginning and 77.9 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 86.61 ms. Allocated memory is still 125.8 MB. Free memory was 77.9 MB in the beginning and 73.7 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1555.53 ms. Allocated memory is still 125.8 MB. Free memory was 73.7 MB in the beginning and 40.9 MB in the end (delta: 32.8 MB). Peak memory consumption was 47.5 MB. Max. memory is 16.1 GB. * CodeCheck took 16.49 ms. Allocated memory is still 125.8 MB. Free memory was 40.9 MB in the beginning and 39.9 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-a4ecdab [2020-11-28 04:34:45,281 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 04:34:45,283 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 04:34:45,322 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 04:34:45,323 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 04:34:45,327 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 04:34:45,330 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 04:34:45,335 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 04:34:45,338 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 04:34:45,344 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 04:34:45,345 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 04:34:45,362 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 04:34:45,362 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 04:34:45,366 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 04:34:45,369 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 04:34:45,372 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 04:34:45,373 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 04:34:45,377 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 04:34:45,380 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 04:34:45,388 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 04:34:45,390 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 04:34:45,392 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 04:34:45,393 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 04:34:45,402 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 04:34:45,408 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 04:34:45,408 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 04:34:45,409 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 04:34:45,410 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 04:34:45,411 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 04:34:45,412 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 04:34:45,412 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 04:34:45,413 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 04:34:45,414 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 04:34:45,415 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 04:34:45,416 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 04:34:45,417 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 04:34:45,421 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 04:34:45,422 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 04:34:45,423 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 04:34:45,425 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 04:34:45,425 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 04:34:45,426 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_6e63e1a4-f2cd-4873-8933-3d78d2b7dc43/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2020-11-28 04:34:45,469 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 04:34:45,469 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 04:34:45,471 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-28 04:34:45,472 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-28 04:34:45,473 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 04:34:45,473 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 04:34:45,474 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 04:34:45,474 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-28 04:34:45,474 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-28 04:34:45,475 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 04:34:45,476 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 04:34:45,476 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 04:34:45,476 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 04:34:45,477 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-28 04:34:45,477 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-28 04:34:45,477 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-28 04:34:45,477 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-28 04:34:45,478 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 04:34:45,478 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 04:34:45,478 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 04:34:45,478 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-28 04:34:45,479 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-28 04:34:45,479 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 04:34:45,479 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 04:34:45,480 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-28 04:34:45,480 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 04:34:45,480 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 04:34:45,480 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 04:34:45,481 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-28 04:34:45,481 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-28 04:34:45,481 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 04:34:45,481 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-11-28 04:34:45,482 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-28 04:34:45,482 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_6e63e1a4-f2cd-4873-8933-3d78d2b7dc43/bin/ukojak/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_6e63e1a4-f2cd-4873-8933-3d78d2b7dc43/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 077fd07d950f48ce906441d58675f31df157b5c1 [2020-11-28 04:34:45,886 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 04:34:45,932 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 04:34:45,936 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 04:34:45,938 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 04:34:45,940 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 04:34:45,941 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_6e63e1a4-f2cd-4873-8933-3d78d2b7dc43/bin/ukojak/../../sv-benchmarks/c/pthread-complex/workstealqueue_mutex-2.i [2020-11-28 04:34:46,012 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_6e63e1a4-f2cd-4873-8933-3d78d2b7dc43/bin/ukojak/data/3d7aa2a1e/31f50dde131e4752a944ebce187f43b7/FLAG4946c357c [2020-11-28 04:34:46,773 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 04:34:46,774 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_6e63e1a4-f2cd-4873-8933-3d78d2b7dc43/sv-benchmarks/c/pthread-complex/workstealqueue_mutex-2.i [2020-11-28 04:34:46,804 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_6e63e1a4-f2cd-4873-8933-3d78d2b7dc43/bin/ukojak/data/3d7aa2a1e/31f50dde131e4752a944ebce187f43b7/FLAG4946c357c [2020-11-28 04:34:46,965 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_6e63e1a4-f2cd-4873-8933-3d78d2b7dc43/bin/ukojak/data/3d7aa2a1e/31f50dde131e4752a944ebce187f43b7 [2020-11-28 04:34:46,968 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 04:34:46,970 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 04:34:46,971 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 04:34:46,972 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 04:34:46,975 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 04:34:46,976 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:34:46" (1/1) ... [2020-11-28 04:34:46,978 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75b1b91d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:34:46, skipping insertion in model container [2020-11-28 04:34:46,979 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:34:46" (1/1) ... [2020-11-28 04:34:46,986 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 04:34:47,065 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 04:34:47,929 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:34:47,957 INFO L203 MainTranslator]: Completed pre-run [2020-11-28 04:34:48,110 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:34:48,555 INFO L208 MainTranslator]: Completed translation [2020-11-28 04:34:48,555 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:34:48 WrapperNode [2020-11-28 04:34:48,555 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 04:34:48,557 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-28 04:34:48,557 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-28 04:34:48,557 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-28 04:34:48,564 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:34:48" (1/1) ... [2020-11-28 04:34:48,616 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:34:48" (1/1) ... [2020-11-28 04:34:48,691 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-28 04:34:48,691 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-28 04:34:48,692 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-28 04:34:48,692 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-28 04:34:48,702 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:34:48" (1/1) ... [2020-11-28 04:34:48,702 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:34:48" (1/1) ... [2020-11-28 04:34:48,726 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:34:48" (1/1) ... [2020-11-28 04:34:48,727 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:34:48" (1/1) ... [2020-11-28 04:34:48,781 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:34:48" (1/1) ... [2020-11-28 04:34:48,788 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:34:48" (1/1) ... [2020-11-28 04:34:48,811 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:34:48" (1/1) ... [2020-11-28 04:34:48,834 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-28 04:34:48,835 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-28 04:34:48,835 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-28 04:34:48,835 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-28 04:34:48,836 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:34:48" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_6e63e1a4-f2cd-4873-8933-3d78d2b7dc43/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 [2020-11-28 04:34:48,905 INFO L130 BoogieDeclarations]: Found specification of procedure Stealer [2020-11-28 04:34:48,906 INFO L138 BoogieDeclarations]: Found implementation of procedure Stealer [2020-11-28 04:34:48,906 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2020-11-28 04:34:48,906 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-28 04:34:48,906 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-11-28 04:34:48,906 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2020-11-28 04:34:48,906 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2020-11-28 04:34:48,907 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2020-11-28 04:34:48,907 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-11-28 04:34:48,907 INFO L130 BoogieDeclarations]: Found specification of procedure writeV [2020-11-28 04:34:48,907 INFO L138 BoogieDeclarations]: Found implementation of procedure writeV [2020-11-28 04:34:48,907 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-28 04:34:48,907 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-28 04:34:48,907 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-11-28 04:34:48,908 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-11-28 04:34:48,908 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2020-11-28 04:34:48,908 INFO L130 BoogieDeclarations]: Found specification of procedure Pop [2020-11-28 04:34:48,908 INFO L138 BoogieDeclarations]: Found implementation of procedure Pop [2020-11-28 04:34:48,908 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-28 04:34:48,908 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-11-28 04:34:48,908 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2020-11-28 04:34:48,908 INFO L130 BoogieDeclarations]: Found specification of procedure Push [2020-11-28 04:34:48,909 INFO L138 BoogieDeclarations]: Found implementation of procedure Push [2020-11-28 04:34:48,909 INFO L130 BoogieDeclarations]: Found specification of procedure Operation [2020-11-28 04:34:48,909 INFO L138 BoogieDeclarations]: Found implementation of procedure Operation [2020-11-28 04:34:48,909 INFO L130 BoogieDeclarations]: Found specification of procedure readV [2020-11-28 04:34:48,909 INFO L138 BoogieDeclarations]: Found implementation of procedure readV [2020-11-28 04:34:48,911 WARN L208 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-11-28 04:34:51,261 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-28 04:34:51,262 INFO L298 CfgBuilder]: Removed 29 assume(true) statements. [2020-11-28 04:34:51,265 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:34:51 BoogieIcfgContainer [2020-11-28 04:34:51,265 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-28 04:34:51,266 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-11-28 04:34:51,266 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-11-28 04:34:51,274 INFO L275 PluginConnector]: CodeCheck initialized [2020-11-28 04:34:51,274 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:34:51" (1/1) ... [2020-11-28 04:34:51,274 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:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2020-11-28 04:34:51,286 INFO L168 Benchmark]: Toolchain (without parser) took 4315.32 ms. Allocated memory was 54.5 MB in the beginning and 109.1 MB in the end (delta: 54.5 MB). Free memory was 29.2 MB in the beginning and 62.5 MB in the end (delta: -33.3 MB). Peak memory consumption was 23.3 MB. Max. memory is 16.1 GB. [2020-11-28 04:34:51,287 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 54.5 MB. Free memory was 36.2 MB in the beginning and 36.2 MB in the end (delta: 25.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 04:34:51,288 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1584.46 ms. Allocated memory was 54.5 MB in the beginning and 90.2 MB in the end (delta: 35.7 MB). Free memory was 29.0 MB in the beginning and 62.5 MB in the end (delta: -33.5 MB). Peak memory consumption was 31.7 MB. Max. memory is 16.1 GB. [2020-11-28 04:34:51,289 INFO L168 Benchmark]: Boogie Procedure Inliner took 134.14 ms. Allocated memory is still 90.2 MB. Free memory was 62.5 MB in the beginning and 57.7 MB in the end (delta: 4.8 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2020-11-28 04:34:51,290 INFO L168 Benchmark]: Boogie Preprocessor took 142.41 ms. Allocated memory is still 90.2 MB. Free memory was 57.1 MB in the beginning and 52.3 MB in the end (delta: 4.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-28 04:34:51,291 INFO L168 Benchmark]: RCFGBuilder took 2430.33 ms. Allocated memory was 90.2 MB in the beginning and 109.1 MB in the end (delta: 18.9 MB). Free memory was 52.3 MB in the beginning and 63.8 MB in the end (delta: -11.6 MB). Peak memory consumption was 29.4 MB. Max. memory is 16.1 GB. [2020-11-28 04:34:51,291 INFO L168 Benchmark]: CodeCheck took 18.77 ms. Allocated memory is still 109.1 MB. Free memory was 63.1 MB in the beginning and 62.5 MB in the end (delta: 633.3 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 04:34:51,295 INFO L339 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 0.30 ms. Allocated memory is still 54.5 MB. Free memory was 36.2 MB in the beginning and 36.2 MB in the end (delta: 25.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1584.46 ms. Allocated memory was 54.5 MB in the beginning and 90.2 MB in the end (delta: 35.7 MB). Free memory was 29.0 MB in the beginning and 62.5 MB in the end (delta: -33.5 MB). Peak memory consumption was 31.7 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 134.14 ms. Allocated memory is still 90.2 MB. Free memory was 62.5 MB in the beginning and 57.7 MB in the end (delta: 4.8 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 142.41 ms. Allocated memory is still 90.2 MB. Free memory was 57.1 MB in the beginning and 52.3 MB in the end (delta: 4.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2430.33 ms. Allocated memory was 90.2 MB in the beginning and 109.1 MB in the end (delta: 18.9 MB). Free memory was 52.3 MB in the beginning and 63.8 MB in the end (delta: -11.6 MB). Peak memory consumption was 29.4 MB. Max. memory is 16.1 GB. * CodeCheck took 18.77 ms. Allocated memory is still 109.1 MB. Free memory was 63.1 MB in the beginning and 62.5 MB in the end (delta: 633.3 kB). There was no memory consumed. Max. memory is 16.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...