./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread/queue_longest.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e92d4e5-f4b1-41e8-ae1e-2b55713b046e/bin/ukojak-vF6T2TMglN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e92d4e5-f4b1-41e8-ae1e-2b55713b046e/bin/ukojak-vF6T2TMglN/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e92d4e5-f4b1-41e8-ae1e-2b55713b046e/bin/ukojak-vF6T2TMglN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e92d4e5-f4b1-41e8-ae1e-2b55713b046e/bin/ukojak-vF6T2TMglN/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/queue_longest.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e92d4e5-f4b1-41e8-ae1e-2b55713b046e/bin/ukojak-vF6T2TMglN/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e92d4e5-f4b1-41e8-ae1e-2b55713b046e/bin/ukojak-vF6T2TMglN --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 5fb3c623242420f3b3352ce2377df781fcc1efd56f82dd0011f9620e127821b3 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-21 04:56:49,543 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-21 04:56:49,546 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-21 04:56:49,580 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-21 04:56:49,581 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-21 04:56:49,582 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-21 04:56:49,584 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-21 04:56:49,586 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-21 04:56:49,589 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-21 04:56:49,590 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-21 04:56:49,591 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-21 04:56:49,593 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-21 04:56:49,594 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-21 04:56:49,595 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-21 04:56:49,597 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-21 04:56:49,598 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-21 04:56:49,599 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-21 04:56:49,601 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-21 04:56:49,603 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-21 04:56:49,605 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-21 04:56:49,607 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-21 04:56:49,612 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-21 04:56:49,614 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-21 04:56:49,616 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-21 04:56:49,620 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-21 04:56:49,628 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-21 04:56:49,628 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-21 04:56:49,629 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-21 04:56:49,630 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-21 04:56:49,632 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-21 04:56:49,633 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-21 04:56:49,634 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-21 04:56:49,635 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-21 04:56:49,636 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-21 04:56:49,638 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-21 04:56:49,639 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-21 04:56:49,640 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-21 04:56:49,640 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-21 04:56:49,640 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-21 04:56:49,641 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-21 04:56:49,642 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-21 04:56:49,644 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e92d4e5-f4b1-41e8-ae1e-2b55713b046e/bin/ukojak-vF6T2TMglN/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-21 04:56:49,678 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-21 04:56:49,678 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-21 04:56:49,679 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-21 04:56:49,679 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-21 04:56:49,679 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-21 04:56:49,680 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-21 04:56:49,680 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-21 04:56:49,680 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-21 04:56:49,680 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-21 04:56:49,680 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-21 04:56:49,681 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-21 04:56:49,681 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-21 04:56:49,681 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-21 04:56:49,681 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-21 04:56:49,681 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-21 04:56:49,681 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-21 04:56:49,682 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-21 04:56:49,682 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-21 04:56:49,682 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-21 04:56:49,682 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-21 04:56:49,682 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-21 04:56:49,683 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 04:56:49,683 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-21 04:56:49,683 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-21 04:56:49,683 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-21 04:56:49,683 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-21 04:56:49,684 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-21 04:56:49,684 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-21 04:56:49,684 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_8e92d4e5-f4b1-41e8-ae1e-2b55713b046e/bin/ukojak-vF6T2TMglN/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e92d4e5-f4b1-41e8-ae1e-2b55713b046e/bin/ukojak-vF6T2TMglN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5fb3c623242420f3b3352ce2377df781fcc1efd56f82dd0011f9620e127821b3 [2021-11-21 04:56:49,983 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-21 04:56:50,006 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-21 04:56:50,010 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-21 04:56:50,012 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-21 04:56:50,013 INFO L275 PluginConnector]: CDTParser initialized [2021-11-21 04:56:50,015 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e92d4e5-f4b1-41e8-ae1e-2b55713b046e/bin/ukojak-vF6T2TMglN/../../sv-benchmarks/c/pthread/queue_longest.i [2021-11-21 04:56:50,095 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e92d4e5-f4b1-41e8-ae1e-2b55713b046e/bin/ukojak-vF6T2TMglN/data/5dd1d2661/2dc143e433fb4493b6813ae7b08ca5f8/FLAG695f0305a [2021-11-21 04:56:50,615 INFO L306 CDTParser]: Found 1 translation units. [2021-11-21 04:56:50,616 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e92d4e5-f4b1-41e8-ae1e-2b55713b046e/sv-benchmarks/c/pthread/queue_longest.i [2021-11-21 04:56:50,637 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e92d4e5-f4b1-41e8-ae1e-2b55713b046e/bin/ukojak-vF6T2TMglN/data/5dd1d2661/2dc143e433fb4493b6813ae7b08ca5f8/FLAG695f0305a [2021-11-21 04:56:50,924 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e92d4e5-f4b1-41e8-ae1e-2b55713b046e/bin/ukojak-vF6T2TMglN/data/5dd1d2661/2dc143e433fb4493b6813ae7b08ca5f8 [2021-11-21 04:56:50,926 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-21 04:56:50,927 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-21 04:56:50,937 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-21 04:56:50,938 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-21 04:56:50,941 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-21 04:56:50,942 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 04:56:50" (1/1) ... [2021-11-21 04:56:50,944 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d94b8fb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:56:50, skipping insertion in model container [2021-11-21 04:56:50,944 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 04:56:50" (1/1) ... [2021-11-21 04:56:50,951 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-21 04:56:51,043 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-21 04:56:51,500 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_8e92d4e5-f4b1-41e8-ae1e-2b55713b046e/sv-benchmarks/c/pthread/queue_longest.i[43296,43309] [2021-11-21 04:56:51,506 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_8e92d4e5-f4b1-41e8-ae1e-2b55713b046e/sv-benchmarks/c/pthread/queue_longest.i[43503,43516] [2021-11-21 04:56:51,509 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_8e92d4e5-f4b1-41e8-ae1e-2b55713b046e/sv-benchmarks/c/pthread/queue_longest.i[43783,43796] [2021-11-21 04:56:51,514 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 04:56:51,533 INFO L203 MainTranslator]: Completed pre-run [2021-11-21 04:56:51,617 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_8e92d4e5-f4b1-41e8-ae1e-2b55713b046e/sv-benchmarks/c/pthread/queue_longest.i[43296,43309] [2021-11-21 04:56:51,619 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_8e92d4e5-f4b1-41e8-ae1e-2b55713b046e/sv-benchmarks/c/pthread/queue_longest.i[43503,43516] [2021-11-21 04:56:51,623 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_8e92d4e5-f4b1-41e8-ae1e-2b55713b046e/sv-benchmarks/c/pthread/queue_longest.i[43783,43796] [2021-11-21 04:56:51,626 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 04:56:51,689 INFO L208 MainTranslator]: Completed translation [2021-11-21 04:56:51,690 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:56:51 WrapperNode [2021-11-21 04:56:51,690 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-21 04:56:51,691 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-21 04:56:51,691 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-21 04:56:51,692 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-21 04:56:51,699 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:56:51" (1/1) ... [2021-11-21 04:56:51,719 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:56:51" (1/1) ... [2021-11-21 04:56:51,755 INFO L137 Inliner]: procedures = 274, calls = 62, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 125 [2021-11-21 04:56:51,759 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-21 04:56:51,760 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-21 04:56:51,760 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-21 04:56:51,760 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-21 04:56:51,769 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:56:51" (1/1) ... [2021-11-21 04:56:51,769 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:56:51" (1/1) ... [2021-11-21 04:56:51,786 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:56:51" (1/1) ... [2021-11-21 04:56:51,797 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:56:51" (1/1) ... [2021-11-21 04:56:51,822 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:56:51" (1/1) ... [2021-11-21 04:56:51,830 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:56:51" (1/1) ... [2021-11-21 04:56:51,835 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:56:51" (1/1) ... [2021-11-21 04:56:51,849 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-21 04:56:51,850 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-21 04:56:51,850 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-21 04:56:51,851 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-21 04:56:51,852 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:56:51" (1/1) ... [2021-11-21 04:56:51,866 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 04:56:51,879 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e92d4e5-f4b1-41e8-ae1e-2b55713b046e/bin/ukojak-vF6T2TMglN/z3 [2021-11-21 04:56:51,894 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e92d4e5-f4b1-41e8-ae1e-2b55713b046e/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-21 04:56:51,922 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e92d4e5-f4b1-41e8-ae1e-2b55713b046e/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-21 04:56:51,936 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2021-11-21 04:56:51,937 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2021-11-21 04:56:51,937 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2021-11-21 04:56:51,937 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2021-11-21 04:56:51,937 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-21 04:56:51,938 INFO L130 BoogieDeclarations]: Found specification of procedure empty [2021-11-21 04:56:51,938 INFO L138 BoogieDeclarations]: Found implementation of procedure empty [2021-11-21 04:56:51,938 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-21 04:56:51,938 INFO L130 BoogieDeclarations]: Found specification of procedure enqueue [2021-11-21 04:56:51,938 INFO L138 BoogieDeclarations]: Found implementation of procedure enqueue [2021-11-21 04:56:51,939 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-21 04:56:51,939 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-21 04:56:51,939 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-11-21 04:56:51,959 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-21 04:56:51,959 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-21 04:56:51,959 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-21 04:56:51,959 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-21 04:56:51,961 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-21 04:56:52,101 INFO L236 CfgBuilder]: Building ICFG [2021-11-21 04:56:52,103 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-21 04:56:52,458 INFO L277 CfgBuilder]: Performing block encoding [2021-11-21 04:56:52,469 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-21 04:56:52,469 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-21 04:56:52,472 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 04:56:52 BoogieIcfgContainer [2021-11-21 04:56:52,472 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-21 04:56:52,473 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-21 04:56:52,473 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-21 04:56:52,482 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-21 04:56:52,483 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 04:56:52" (1/1) ... [2021-11-21 04:56:52,483 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) [2021-11-21 04:56:52,487 INFO L158 Benchmark]: Toolchain (without parser) took 1559.04ms. Allocated memory was 92.3MB in the beginning and 117.4MB in the end (delta: 25.2MB). Free memory was 52.1MB in the beginning and 80.0MB in the end (delta: -27.9MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-21 04:56:52,488 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 92.3MB. Free memory was 70.6MB in the beginning and 70.5MB in the end (delta: 76.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-21 04:56:52,489 INFO L158 Benchmark]: CACSL2BoogieTranslator took 753.38ms. Allocated memory is still 92.3MB. Free memory was 52.0MB in the beginning and 46.6MB in the end (delta: 5.4MB). Peak memory consumption was 4.5MB. Max. memory is 16.1GB. [2021-11-21 04:56:52,490 INFO L158 Benchmark]: Boogie Procedure Inliner took 68.03ms. Allocated memory is still 92.3MB. Free memory was 46.6MB in the beginning and 43.8MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-21 04:56:52,491 INFO L158 Benchmark]: Boogie Preprocessor took 89.67ms. Allocated memory is still 92.3MB. Free memory was 43.8MB in the beginning and 42.0MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-21 04:56:52,491 INFO L158 Benchmark]: RCFGBuilder took 621.84ms. Allocated memory was 92.3MB in the beginning and 117.4MB in the end (delta: 25.2MB). Free memory was 42.0MB in the beginning and 81.0MB in the end (delta: -39.0MB). Peak memory consumption was 13.8MB. Max. memory is 16.1GB. [2021-11-21 04:56:52,492 INFO L158 Benchmark]: CodeCheck took 12.82ms. Allocated memory is still 117.4MB. Free memory was 81.0MB in the beginning and 80.0MB in the end (delta: 938.2kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-21 04:56:52,496 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 0.35ms. Allocated memory is still 92.3MB. Free memory was 70.6MB in the beginning and 70.5MB in the end (delta: 76.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 753.38ms. Allocated memory is still 92.3MB. Free memory was 52.0MB in the beginning and 46.6MB in the end (delta: 5.4MB). Peak memory consumption was 4.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 68.03ms. Allocated memory is still 92.3MB. Free memory was 46.6MB in the beginning and 43.8MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 89.67ms. Allocated memory is still 92.3MB. Free memory was 43.8MB in the beginning and 42.0MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 621.84ms. Allocated memory was 92.3MB in the beginning and 117.4MB in the end (delta: 25.2MB). Free memory was 42.0MB in the beginning and 81.0MB in the end (delta: -39.0MB). Peak memory consumption was 13.8MB. Max. memory is 16.1GB. * CodeCheck took 12.82ms. Allocated memory is still 117.4MB. Free memory was 81.0MB in the beginning and 80.0MB in the end (delta: 938.2kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-21 04:56:52,537 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e92d4e5-f4b1-41e8-ae1e-2b55713b046e/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with 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_8e92d4e5-f4b1-41e8-ae1e-2b55713b046e/bin/ukojak-vF6T2TMglN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e92d4e5-f4b1-41e8-ae1e-2b55713b046e/bin/ukojak-vF6T2TMglN/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e92d4e5-f4b1-41e8-ae1e-2b55713b046e/bin/ukojak-vF6T2TMglN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e92d4e5-f4b1-41e8-ae1e-2b55713b046e/bin/ukojak-vF6T2TMglN/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/queue_longest.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e92d4e5-f4b1-41e8-ae1e-2b55713b046e/bin/ukojak-vF6T2TMglN/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e92d4e5-f4b1-41e8-ae1e-2b55713b046e/bin/ukojak-vF6T2TMglN --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 5fb3c623242420f3b3352ce2377df781fcc1efd56f82dd0011f9620e127821b3 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-21 04:56:54,908 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-21 04:56:54,913 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-21 04:56:54,967 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-21 04:56:54,967 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-21 04:56:54,971 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-21 04:56:54,974 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-21 04:56:54,978 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-21 04:56:54,982 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-21 04:56:54,987 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-21 04:56:54,992 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-21 04:56:54,994 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-21 04:56:54,994 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-21 04:56:54,998 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-21 04:56:55,001 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-21 04:56:55,005 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-21 04:56:55,007 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-21 04:56:55,008 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-21 04:56:55,010 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-21 04:56:55,020 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-21 04:56:55,022 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-21 04:56:55,023 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-21 04:56:55,025 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-21 04:56:55,028 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-21 04:56:55,037 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-21 04:56:55,037 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-21 04:56:55,038 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-21 04:56:55,040 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-21 04:56:55,041 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-21 04:56:55,042 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-21 04:56:55,042 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-21 04:56:55,043 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-21 04:56:55,045 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-21 04:56:55,046 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-21 04:56:55,047 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-21 04:56:55,048 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-21 04:56:55,049 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-21 04:56:55,049 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-21 04:56:55,049 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-21 04:56:55,051 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-21 04:56:55,052 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-21 04:56:55,053 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e92d4e5-f4b1-41e8-ae1e-2b55713b046e/bin/ukojak-vF6T2TMglN/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-21 04:56:55,090 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-21 04:56:55,090 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-21 04:56:55,092 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-21 04:56:55,092 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-21 04:56:55,093 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-21 04:56:55,094 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-21 04:56:55,094 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-21 04:56:55,094 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-21 04:56:55,094 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-21 04:56:55,094 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-21 04:56:55,095 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-21 04:56:55,096 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-21 04:56:55,096 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-21 04:56:55,096 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-21 04:56:55,096 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-21 04:56:55,096 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-21 04:56:55,097 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-21 04:56:55,097 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-21 04:56:55,097 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-21 04:56:55,097 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-21 04:56:55,097 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-21 04:56:55,098 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-21 04:56:55,098 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-21 04:56:55,098 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 04:56:55,098 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-21 04:56:55,098 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-21 04:56:55,099 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-21 04:56:55,099 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-21 04:56:55,099 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-21 04:56:55,099 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-21 04:56:55,099 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-21 04:56:55,099 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-21 04:56:55,100 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_8e92d4e5-f4b1-41e8-ae1e-2b55713b046e/bin/ukojak-vF6T2TMglN/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e92d4e5-f4b1-41e8-ae1e-2b55713b046e/bin/ukojak-vF6T2TMglN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5fb3c623242420f3b3352ce2377df781fcc1efd56f82dd0011f9620e127821b3 [2021-11-21 04:56:55,495 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-21 04:56:55,535 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-21 04:56:55,538 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-21 04:56:55,539 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-21 04:56:55,540 INFO L275 PluginConnector]: CDTParser initialized [2021-11-21 04:56:55,541 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e92d4e5-f4b1-41e8-ae1e-2b55713b046e/bin/ukojak-vF6T2TMglN/../../sv-benchmarks/c/pthread/queue_longest.i [2021-11-21 04:56:55,619 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e92d4e5-f4b1-41e8-ae1e-2b55713b046e/bin/ukojak-vF6T2TMglN/data/e9281c92e/53fd2e7817604641ad28807bd389e975/FLAG3c2ab7e20 [2021-11-21 04:56:56,297 INFO L306 CDTParser]: Found 1 translation units. [2021-11-21 04:56:56,298 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e92d4e5-f4b1-41e8-ae1e-2b55713b046e/sv-benchmarks/c/pthread/queue_longest.i [2021-11-21 04:56:56,328 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e92d4e5-f4b1-41e8-ae1e-2b55713b046e/bin/ukojak-vF6T2TMglN/data/e9281c92e/53fd2e7817604641ad28807bd389e975/FLAG3c2ab7e20 [2021-11-21 04:56:56,538 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e92d4e5-f4b1-41e8-ae1e-2b55713b046e/bin/ukojak-vF6T2TMglN/data/e9281c92e/53fd2e7817604641ad28807bd389e975 [2021-11-21 04:56:56,549 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-21 04:56:56,550 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-21 04:56:56,551 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-21 04:56:56,552 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-21 04:56:56,555 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-21 04:56:56,556 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 04:56:56" (1/1) ... [2021-11-21 04:56:56,557 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17bcef87 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:56:56, skipping insertion in model container [2021-11-21 04:56:56,557 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 04:56:56" (1/1) ... [2021-11-21 04:56:56,564 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-21 04:56:56,615 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-21 04:56:57,138 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_8e92d4e5-f4b1-41e8-ae1e-2b55713b046e/sv-benchmarks/c/pthread/queue_longest.i[43296,43309] [2021-11-21 04:56:57,144 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_8e92d4e5-f4b1-41e8-ae1e-2b55713b046e/sv-benchmarks/c/pthread/queue_longest.i[43503,43516] [2021-11-21 04:56:57,147 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_8e92d4e5-f4b1-41e8-ae1e-2b55713b046e/sv-benchmarks/c/pthread/queue_longest.i[43783,43796] [2021-11-21 04:56:57,152 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 04:56:57,164 INFO L203 MainTranslator]: Completed pre-run [2021-11-21 04:56:57,210 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_8e92d4e5-f4b1-41e8-ae1e-2b55713b046e/sv-benchmarks/c/pthread/queue_longest.i[43296,43309] [2021-11-21 04:56:57,227 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_8e92d4e5-f4b1-41e8-ae1e-2b55713b046e/sv-benchmarks/c/pthread/queue_longest.i[43503,43516] [2021-11-21 04:56:57,230 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_8e92d4e5-f4b1-41e8-ae1e-2b55713b046e/sv-benchmarks/c/pthread/queue_longest.i[43783,43796] [2021-11-21 04:56:57,233 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 04:56:57,331 INFO L208 MainTranslator]: Completed translation [2021-11-21 04:56:57,331 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:56:57 WrapperNode [2021-11-21 04:56:57,331 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-21 04:56:57,332 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-21 04:56:57,332 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-21 04:56:57,332 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-21 04:56:57,339 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:56:57" (1/1) ... [2021-11-21 04:56:57,363 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:56:57" (1/1) ... [2021-11-21 04:56:57,394 INFO L137 Inliner]: procedures = 278, calls = 62, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 124 [2021-11-21 04:56:57,394 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-21 04:56:57,395 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-21 04:56:57,395 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-21 04:56:57,395 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-21 04:56:57,403 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:56:57" (1/1) ... [2021-11-21 04:56:57,404 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:56:57" (1/1) ... [2021-11-21 04:56:57,410 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:56:57" (1/1) ... [2021-11-21 04:56:57,410 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:56:57" (1/1) ... [2021-11-21 04:56:57,426 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:56:57" (1/1) ... [2021-11-21 04:56:57,431 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:56:57" (1/1) ... [2021-11-21 04:56:57,435 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:56:57" (1/1) ... [2021-11-21 04:56:57,440 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-21 04:56:57,454 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-21 04:56:57,454 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-21 04:56:57,454 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-21 04:56:57,455 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:56:57" (1/1) ... [2021-11-21 04:56:57,462 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 04:56:57,474 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e92d4e5-f4b1-41e8-ae1e-2b55713b046e/bin/ukojak-vF6T2TMglN/z3 [2021-11-21 04:56:57,494 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e92d4e5-f4b1-41e8-ae1e-2b55713b046e/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-21 04:56:57,517 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e92d4e5-f4b1-41e8-ae1e-2b55713b046e/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-21 04:56:57,543 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-21 04:56:57,544 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2021-11-21 04:56:57,545 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2021-11-21 04:56:57,545 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2021-11-21 04:56:57,545 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2021-11-21 04:56:57,546 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-21 04:56:57,546 INFO L130 BoogieDeclarations]: Found specification of procedure empty [2021-11-21 04:56:57,546 INFO L138 BoogieDeclarations]: Found implementation of procedure empty [2021-11-21 04:56:57,546 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-21 04:56:57,546 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-21 04:56:57,546 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-21 04:56:57,546 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-21 04:56:57,547 INFO L130 BoogieDeclarations]: Found specification of procedure enqueue [2021-11-21 04:56:57,547 INFO L138 BoogieDeclarations]: Found implementation of procedure enqueue [2021-11-21 04:56:57,547 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-11-21 04:56:57,547 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-21 04:56:57,547 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-21 04:56:57,547 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-21 04:56:57,549 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-21 04:56:57,701 INFO L236 CfgBuilder]: Building ICFG [2021-11-21 04:56:57,703 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-21 04:56:58,182 INFO L277 CfgBuilder]: Performing block encoding [2021-11-21 04:56:58,197 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-21 04:56:58,198 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-21 04:56:58,200 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 04:56:58 BoogieIcfgContainer [2021-11-21 04:56:58,201 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-21 04:56:58,202 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-21 04:56:58,203 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-21 04:56:58,212 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-21 04:56:58,212 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 04:56:58" (1/1) ... [2021-11-21 04:56:58,213 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) [2021-11-21 04:56:58,219 INFO L158 Benchmark]: Toolchain (without parser) took 1667.01ms. Allocated memory was 58.7MB in the beginning and 79.7MB in the end (delta: 21.0MB). Free memory was 36.6MB in the beginning and 52.7MB in the end (delta: -16.1MB). Peak memory consumption was 5.7MB. Max. memory is 16.1GB. [2021-11-21 04:56:58,220 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 58.7MB. Free memory is still 40.2MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-21 04:56:58,221 INFO L158 Benchmark]: CACSL2BoogieTranslator took 780.08ms. Allocated memory was 58.7MB in the beginning and 79.7MB in the end (delta: 21.0MB). Free memory was 36.4MB in the beginning and 55.0MB in the end (delta: -18.7MB). Peak memory consumption was 17.2MB. Max. memory is 16.1GB. [2021-11-21 04:56:58,222 INFO L158 Benchmark]: Boogie Procedure Inliner took 62.42ms. Allocated memory is still 79.7MB. Free memory was 55.0MB in the beginning and 52.3MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-21 04:56:58,223 INFO L158 Benchmark]: Boogie Preprocessor took 45.08ms. Allocated memory is still 79.7MB. Free memory was 52.3MB in the beginning and 50.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-21 04:56:58,224 INFO L158 Benchmark]: RCFGBuilder took 747.09ms. Allocated memory is still 79.7MB. Free memory was 50.0MB in the beginning and 54.0MB in the end (delta: -4.0MB). Peak memory consumption was 15.8MB. Max. memory is 16.1GB. [2021-11-21 04:56:58,225 INFO L158 Benchmark]: CodeCheck took 14.12ms. Allocated memory is still 79.7MB. Free memory was 53.6MB in the beginning and 52.7MB in the end (delta: 873.9kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-21 04:56:58,235 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 0.29ms. Allocated memory is still 58.7MB. Free memory is still 40.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 780.08ms. Allocated memory was 58.7MB in the beginning and 79.7MB in the end (delta: 21.0MB). Free memory was 36.4MB in the beginning and 55.0MB in the end (delta: -18.7MB). Peak memory consumption was 17.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 62.42ms. Allocated memory is still 79.7MB. Free memory was 55.0MB in the beginning and 52.3MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 45.08ms. Allocated memory is still 79.7MB. Free memory was 52.3MB in the beginning and 50.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 747.09ms. Allocated memory is still 79.7MB. Free memory was 50.0MB in the beginning and 54.0MB in the end (delta: -4.0MB). Peak memory consumption was 15.8MB. Max. memory is 16.1GB. * CodeCheck took 14.12ms. Allocated memory is still 79.7MB. Free memory was 53.6MB in the beginning and 52.7MB in the end (delta: 873.9kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-21 04:56:58,289 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e92d4e5-f4b1-41e8-ae1e-2b55713b046e/bin/ukojak-vF6T2TMglN/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