./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread/queue_ok_longer.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6a47aea7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20974116-5392-4d61-8a89-04d5242ccbf6/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20974116-5392-4d61-8a89-04d5242ccbf6/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20974116-5392-4d61-8a89-04d5242ccbf6/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20974116-5392-4d61-8a89-04d5242ccbf6/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/queue_ok_longer.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20974116-5392-4d61-8a89-04d5242ccbf6/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20974116-5392-4d61-8a89-04d5242ccbf6/bin/ukojak-CwSLpZB5Qu --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 f58af1aa15d4bec1241042c84c595fb9585ff7c461dd0b44f9fde0638838779a --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:05:17,377 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:05:17,380 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:05:17,438 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:05:17,439 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:05:17,444 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:05:17,446 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:05:17,450 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:05:17,452 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:05:17,458 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:05:17,459 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:05:17,461 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:05:17,462 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:05:17,464 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:05:17,466 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:05:17,471 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:05:17,473 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:05:17,474 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:05:17,477 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:05:17,487 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:05:17,489 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:05:17,491 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:05:17,494 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:05:17,496 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:05:17,505 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:05:17,505 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:05:17,506 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:05:17,508 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:05:17,509 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:05:17,510 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:05:17,511 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:05:17,512 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:05:17,514 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:05:17,515 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:05:17,517 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:05:17,517 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:05:17,518 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:05:17,519 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:05:17,519 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:05:17,520 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:05:17,521 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:05:17,522 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20974116-5392-4d61-8a89-04d5242ccbf6/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:05:17,562 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:05:17,562 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:05:17,564 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:05:17,564 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:05:17,565 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:05:17,566 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:05:17,566 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:05:17,566 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:05:17,567 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:05:17,567 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:05:17,568 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:05:17,568 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:05:17,569 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:05:17,569 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:05:17,569 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:05:17,569 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:05:17,570 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:05:17,570 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:05:17,570 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:05:17,570 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:05:17,571 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:05:17,571 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:05:17,571 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:05:17,571 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:05:17,572 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:05:17,572 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:05:17,572 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:05:17,572 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:05:17,573 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_worker_vcloud-master_on_vcloud-master/run_dir_20974116-5392-4d61-8a89-04d5242ccbf6/bin/ukojak-CwSLpZB5Qu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20974116-5392-4d61-8a89-04d5242ccbf6/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f58af1aa15d4bec1241042c84c595fb9585ff7c461dd0b44f9fde0638838779a [2021-11-23 15:05:17,858 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:05:17,880 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:05:17,883 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:05:17,884 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:05:17,885 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:05:17,886 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20974116-5392-4d61-8a89-04d5242ccbf6/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/pthread/queue_ok_longer.i [2021-11-23 15:05:17,977 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20974116-5392-4d61-8a89-04d5242ccbf6/bin/ukojak-CwSLpZB5Qu/data/b45956e57/2bfadd99b145452083b94e96ae6d6eed/FLAG835d0df0a [2021-11-23 15:05:18,657 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:05:18,659 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20974116-5392-4d61-8a89-04d5242ccbf6/sv-benchmarks/c/pthread/queue_ok_longer.i [2021-11-23 15:05:18,676 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20974116-5392-4d61-8a89-04d5242ccbf6/bin/ukojak-CwSLpZB5Qu/data/b45956e57/2bfadd99b145452083b94e96ae6d6eed/FLAG835d0df0a [2021-11-23 15:05:18,903 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20974116-5392-4d61-8a89-04d5242ccbf6/bin/ukojak-CwSLpZB5Qu/data/b45956e57/2bfadd99b145452083b94e96ae6d6eed [2021-11-23 15:05:18,905 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:05:18,907 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:05:18,910 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:05:18,911 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:05:18,914 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:05:18,915 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:05:18" (1/1) ... [2021-11-23 15:05:18,917 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24fe30bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:18, skipping insertion in model container [2021-11-23 15:05:18,917 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:05:18" (1/1) ... [2021-11-23 15:05:18,925 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:05:18,971 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:05:19,441 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20974116-5392-4d61-8a89-04d5242ccbf6/sv-benchmarks/c/pthread/queue_ok_longer.i[43272,43285] [2021-11-23 15:05:19,452 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20974116-5392-4d61-8a89-04d5242ccbf6/sv-benchmarks/c/pthread/queue_ok_longer.i[43545,43558] [2021-11-23 15:05:19,459 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:05:19,476 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:05:19,564 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20974116-5392-4d61-8a89-04d5242ccbf6/sv-benchmarks/c/pthread/queue_ok_longer.i[43272,43285] [2021-11-23 15:05:19,568 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20974116-5392-4d61-8a89-04d5242ccbf6/sv-benchmarks/c/pthread/queue_ok_longer.i[43545,43558] [2021-11-23 15:05:19,571 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:05:19,641 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:05:19,641 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:19 WrapperNode [2021-11-23 15:05:19,642 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:05:19,643 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:05:19,643 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:05:19,643 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:05:19,651 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:19" (1/1) ... [2021-11-23 15:05:19,672 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:19" (1/1) ... [2021-11-23 15:05:19,718 INFO L137 Inliner]: procedures = 274, calls = 59, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 178 [2021-11-23 15:05:19,719 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:05:19,720 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:05:19,720 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:05:19,720 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:05:19,729 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:19" (1/1) ... [2021-11-23 15:05:19,729 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:19" (1/1) ... [2021-11-23 15:05:19,747 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:19" (1/1) ... [2021-11-23 15:05:19,758 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:19" (1/1) ... [2021-11-23 15:05:19,767 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:19" (1/1) ... [2021-11-23 15:05:19,788 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:19" (1/1) ... [2021-11-23 15:05:19,790 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:19" (1/1) ... [2021-11-23 15:05:19,794 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:05:19,795 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:05:19,795 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:05:19,795 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:05:19,800 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:19" (1/1) ... [2021-11-23 15:05:19,808 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:05:19,821 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20974116-5392-4d61-8a89-04d5242ccbf6/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:05:19,841 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20974116-5392-4d61-8a89-04d5242ccbf6/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:05:19,864 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20974116-5392-4d61-8a89-04d5242ccbf6/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:05:19,894 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2021-11-23 15:05:19,896 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2021-11-23 15:05:19,897 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2021-11-23 15:05:19,897 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2021-11-23 15:05:19,897 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:05:19,897 INFO L130 BoogieDeclarations]: Found specification of procedure empty [2021-11-23 15:05:19,897 INFO L138 BoogieDeclarations]: Found implementation of procedure empty [2021-11-23 15:05:19,898 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:05:19,898 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 15:05:19,898 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:05:19,898 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-11-23 15:05:19,898 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:05:19,898 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:05:19,899 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:05:19,899 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:05:19,900 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-23 15:05:20,073 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:05:20,075 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:05:20,445 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:05:20,456 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 15:05:20,456 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-23 15:05:20,458 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:05:20 BoogieIcfgContainer [2021-11-23 15:05:20,458 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 15:05:20,459 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 15:05:20,460 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 15:05:20,469 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 15:05:20,469 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:05:20" (1/1) ... [2021-11-23 15:05:20,469 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:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:358) 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) [2021-11-23 15:05:20,474 INFO L158 Benchmark]: Toolchain (without parser) took 1565.84ms. Allocated memory was 96.5MB in the beginning and 117.4MB in the end (delta: 21.0MB). Free memory was 62.1MB in the beginning and 48.8MB in the end (delta: 13.4MB). Peak memory consumption was 31.1MB. Max. memory is 16.1GB. [2021-11-23 15:05:20,474 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 96.5MB. Free memory is still 49.3MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:05:20,475 INFO L158 Benchmark]: CACSL2BoogieTranslator took 731.74ms. Allocated memory was 96.5MB in the beginning and 117.4MB in the end (delta: 21.0MB). Free memory was 62.1MB in the beginning and 71.9MB in the end (delta: -9.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:05:20,476 INFO L158 Benchmark]: Boogie Procedure Inliner took 76.02ms. Allocated memory is still 117.4MB. Free memory was 71.9MB in the beginning and 69.0MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:05:20,477 INFO L158 Benchmark]: Boogie Preprocessor took 74.37ms. Allocated memory is still 117.4MB. Free memory was 69.0MB in the beginning and 66.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:05:20,477 INFO L158 Benchmark]: RCFGBuilder took 663.85ms. Allocated memory is still 117.4MB. Free memory was 66.9MB in the beginning and 49.6MB in the end (delta: 17.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2021-11-23 15:05:20,478 INFO L158 Benchmark]: CodeCheck took 12.26ms. Allocated memory is still 117.4MB. Free memory was 49.6MB in the beginning and 48.8MB in the end (delta: 760.1kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:05:20,481 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:173) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 96.5MB. Free memory is still 49.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 731.74ms. Allocated memory was 96.5MB in the beginning and 117.4MB in the end (delta: 21.0MB). Free memory was 62.1MB in the beginning and 71.9MB in the end (delta: -9.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 76.02ms. Allocated memory is still 117.4MB. Free memory was 71.9MB in the beginning and 69.0MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 74.37ms. Allocated memory is still 117.4MB. Free memory was 69.0MB in the beginning and 66.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 663.85ms. Allocated memory is still 117.4MB. Free memory was 66.9MB in the beginning and 49.6MB in the end (delta: 17.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 12.26ms. Allocated memory is still 117.4MB. Free memory was 49.6MB in the beginning and 48.8MB in the end (delta: 760.1kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:05:20,519 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20974116-5392-4d61-8a89-04d5242ccbf6/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20974116-5392-4d61-8a89-04d5242ccbf6/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20974116-5392-4d61-8a89-04d5242ccbf6/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20974116-5392-4d61-8a89-04d5242ccbf6/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20974116-5392-4d61-8a89-04d5242ccbf6/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/queue_ok_longer.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20974116-5392-4d61-8a89-04d5242ccbf6/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20974116-5392-4d61-8a89-04d5242ccbf6/bin/ukojak-CwSLpZB5Qu --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 f58af1aa15d4bec1241042c84c595fb9585ff7c461dd0b44f9fde0638838779a --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:05:23,051 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:05:23,053 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:05:23,084 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:05:23,084 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:05:23,086 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:05:23,087 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:05:23,090 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:05:23,092 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:05:23,093 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:05:23,094 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:05:23,096 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:05:23,096 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:05:23,097 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:05:23,099 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:05:23,101 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:05:23,104 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:05:23,106 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:05:23,108 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:05:23,113 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:05:23,118 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:05:23,121 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:05:23,122 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:05:23,125 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:05:23,129 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:05:23,136 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:05:23,136 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:05:23,137 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:05:23,139 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:05:23,140 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:05:23,140 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:05:23,141 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:05:23,143 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:05:23,144 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:05:23,145 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:05:23,146 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:05:23,146 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:05:23,147 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:05:23,147 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:05:23,149 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:05:23,150 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:05:23,150 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20974116-5392-4d61-8a89-04d5242ccbf6/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:05:23,194 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:05:23,194 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:05:23,195 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:05:23,196 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:05:23,197 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:05:23,197 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:05:23,198 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:05:23,198 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:05:23,198 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:05:23,198 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:05:23,199 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:05:23,200 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:05:23,200 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:05:23,200 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:05:23,200 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:05:23,201 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:05:23,201 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:05:23,201 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:05:23,201 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:05:23,202 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:05:23,202 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:05:23,202 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:05:23,202 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:05:23,203 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:05:23,203 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:05:23,203 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:05:23,204 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:05:23,204 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:05:23,204 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:05:23,204 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:05:23,204 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:05:23,205 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:05:23,205 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_worker_vcloud-master_on_vcloud-master/run_dir_20974116-5392-4d61-8a89-04d5242ccbf6/bin/ukojak-CwSLpZB5Qu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20974116-5392-4d61-8a89-04d5242ccbf6/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f58af1aa15d4bec1241042c84c595fb9585ff7c461dd0b44f9fde0638838779a [2021-11-23 15:05:23,627 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:05:23,650 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:05:23,653 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:05:23,655 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:05:23,655 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:05:23,657 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20974116-5392-4d61-8a89-04d5242ccbf6/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/pthread/queue_ok_longer.i [2021-11-23 15:05:23,722 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20974116-5392-4d61-8a89-04d5242ccbf6/bin/ukojak-CwSLpZB5Qu/data/de06ee594/4dcdf404de7744789b9444d096d9c644/FLAG39ca50faa [2021-11-23 15:05:24,407 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:05:24,407 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20974116-5392-4d61-8a89-04d5242ccbf6/sv-benchmarks/c/pthread/queue_ok_longer.i [2021-11-23 15:05:24,433 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20974116-5392-4d61-8a89-04d5242ccbf6/bin/ukojak-CwSLpZB5Qu/data/de06ee594/4dcdf404de7744789b9444d096d9c644/FLAG39ca50faa [2021-11-23 15:05:24,644 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20974116-5392-4d61-8a89-04d5242ccbf6/bin/ukojak-CwSLpZB5Qu/data/de06ee594/4dcdf404de7744789b9444d096d9c644 [2021-11-23 15:05:24,647 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:05:24,651 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:05:24,653 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:05:24,653 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:05:24,657 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:05:24,657 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:05:24" (1/1) ... [2021-11-23 15:05:24,659 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@147af268 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:24, skipping insertion in model container [2021-11-23 15:05:24,659 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:05:24" (1/1) ... [2021-11-23 15:05:24,666 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:05:24,710 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:05:25,261 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20974116-5392-4d61-8a89-04d5242ccbf6/sv-benchmarks/c/pthread/queue_ok_longer.i[43272,43285] [2021-11-23 15:05:25,267 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20974116-5392-4d61-8a89-04d5242ccbf6/sv-benchmarks/c/pthread/queue_ok_longer.i[43545,43558] [2021-11-23 15:05:25,271 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:05:25,285 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:05:25,331 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20974116-5392-4d61-8a89-04d5242ccbf6/sv-benchmarks/c/pthread/queue_ok_longer.i[43272,43285] [2021-11-23 15:05:25,335 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20974116-5392-4d61-8a89-04d5242ccbf6/sv-benchmarks/c/pthread/queue_ok_longer.i[43545,43558] [2021-11-23 15:05:25,338 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:05:25,438 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:05:25,438 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:25 WrapperNode [2021-11-23 15:05:25,439 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:05:25,440 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:05:25,440 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:05:25,441 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:05:25,448 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:25" (1/1) ... [2021-11-23 15:05:25,493 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:25" (1/1) ... [2021-11-23 15:05:25,551 INFO L137 Inliner]: procedures = 278, calls = 59, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 174 [2021-11-23 15:05:25,551 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:05:25,552 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:05:25,552 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:05:25,552 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:05:25,561 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:25" (1/1) ... [2021-11-23 15:05:25,561 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:25" (1/1) ... [2021-11-23 15:05:25,577 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:25" (1/1) ... [2021-11-23 15:05:25,577 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:25" (1/1) ... [2021-11-23 15:05:25,599 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:25" (1/1) ... [2021-11-23 15:05:25,603 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:25" (1/1) ... [2021-11-23 15:05:25,607 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:25" (1/1) ... [2021-11-23 15:05:25,627 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:05:25,628 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:05:25,628 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:05:25,628 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:05:25,629 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:25" (1/1) ... [2021-11-23 15:05:25,641 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:05:25,658 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20974116-5392-4d61-8a89-04d5242ccbf6/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:05:25,675 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20974116-5392-4d61-8a89-04d5242ccbf6/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:05:25,699 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20974116-5392-4d61-8a89-04d5242ccbf6/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:05:25,728 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 15:05:25,729 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2021-11-23 15:05:25,729 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2021-11-23 15:05:25,729 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2021-11-23 15:05:25,729 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2021-11-23 15:05:25,729 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:05:25,730 INFO L130 BoogieDeclarations]: Found specification of procedure empty [2021-11-23 15:05:25,730 INFO L138 BoogieDeclarations]: Found implementation of procedure empty [2021-11-23 15:05:25,730 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:05:25,731 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 15:05:25,731 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:05:25,731 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-23 15:05:25,731 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-11-23 15:05:25,731 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:05:25,731 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:05:25,732 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:05:25,733 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-23 15:05:25,951 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:05:25,953 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:05:26,321 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:05:26,341 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 15:05:26,341 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-23 15:05:26,344 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:05:26 BoogieIcfgContainer [2021-11-23 15:05:26,344 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 15:05:26,345 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 15:05:26,345 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 15:05:26,357 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 15:05:26,357 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:05:26" (1/1) ... [2021-11-23 15:05:26,358 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:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:358) 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) [2021-11-23 15:05:26,365 INFO L158 Benchmark]: Toolchain (without parser) took 1711.80ms. Allocated memory was 65.0MB in the beginning and 96.5MB in the end (delta: 31.5MB). Free memory was 43.5MB in the beginning and 51.6MB in the end (delta: -8.1MB). Peak memory consumption was 23.4MB. Max. memory is 16.1GB. [2021-11-23 15:05:26,366 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 65.0MB. Free memory is still 46.9MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:05:26,367 INFO L158 Benchmark]: CACSL2BoogieTranslator took 786.50ms. Allocated memory was 65.0MB in the beginning and 96.5MB in the end (delta: 31.5MB). Free memory was 43.4MB in the beginning and 75.6MB in the end (delta: -32.1MB). Peak memory consumption was 17.1MB. Max. memory is 16.1GB. [2021-11-23 15:05:26,368 INFO L158 Benchmark]: Boogie Procedure Inliner took 111.24ms. Allocated memory is still 96.5MB. Free memory was 75.6MB in the beginning and 72.5MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:05:26,369 INFO L158 Benchmark]: Boogie Preprocessor took 75.16ms. Allocated memory is still 96.5MB. Free memory was 72.5MB in the beginning and 70.5MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:05:26,370 INFO L158 Benchmark]: RCFGBuilder took 716.35ms. Allocated memory is still 96.5MB. Free memory was 70.5MB in the beginning and 52.5MB in the end (delta: 18.0MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2021-11-23 15:05:26,371 INFO L158 Benchmark]: CodeCheck took 17.39ms. Allocated memory is still 96.5MB. Free memory was 52.5MB in the beginning and 51.6MB in the end (delta: 858.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:05:26,380 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:173) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 65.0MB. Free memory is still 46.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 786.50ms. Allocated memory was 65.0MB in the beginning and 96.5MB in the end (delta: 31.5MB). Free memory was 43.4MB in the beginning and 75.6MB in the end (delta: -32.1MB). Peak memory consumption was 17.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 111.24ms. Allocated memory is still 96.5MB. Free memory was 75.6MB in the beginning and 72.5MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 75.16ms. Allocated memory is still 96.5MB. Free memory was 72.5MB in the beginning and 70.5MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 716.35ms. Allocated memory is still 96.5MB. Free memory was 70.5MB in the beginning and 52.5MB in the end (delta: 18.0MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 17.39ms. Allocated memory is still 96.5MB. Free memory was 52.5MB in the beginning and 51.6MB in the end (delta: 858.9kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:05:26,441 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20974116-5392-4d61-8a89-04d5242ccbf6/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported