./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread/queue_longer.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d296f2d4-0668-4c6e-96a9-422ce8c0451a/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d296f2d4-0668-4c6e-96a9-422ce8c0451a/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d296f2d4-0668-4c6e-96a9-422ce8c0451a/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d296f2d4-0668-4c6e-96a9-422ce8c0451a/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/queue_longer.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d296f2d4-0668-4c6e-96a9-422ce8c0451a/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d296f2d4-0668-4c6e-96a9-422ce8c0451a/bin/ukojak-LBtLqBUTdQ --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 9f874a9872f93f025fac23ebed37f94a1f3b80bd0133ea4d7e298577c4fec427 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-22 23:23:48,299 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-22 23:23:48,301 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-22 23:23:48,335 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-22 23:23:48,336 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-22 23:23:48,337 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-22 23:23:48,339 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-22 23:23:48,342 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-22 23:23:48,344 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-22 23:23:48,345 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-22 23:23:48,346 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-22 23:23:48,348 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-22 23:23:48,348 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-22 23:23:48,350 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-22 23:23:48,351 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-22 23:23:48,353 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-22 23:23:48,354 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-22 23:23:48,355 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-22 23:23:48,357 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-22 23:23:48,360 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-22 23:23:48,362 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-22 23:23:48,363 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-22 23:23:48,365 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-22 23:23:48,365 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-22 23:23:48,370 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-22 23:23:48,370 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-22 23:23:48,370 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-22 23:23:48,372 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-22 23:23:48,372 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-22 23:23:48,373 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-22 23:23:48,374 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-22 23:23:48,375 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-22 23:23:48,376 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-22 23:23:48,376 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-22 23:23:48,378 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-22 23:23:48,378 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-22 23:23:48,379 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-22 23:23:48,380 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-22 23:23:48,380 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-22 23:23:48,381 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-22 23:23:48,382 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-22 23:23:48,383 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d296f2d4-0668-4c6e-96a9-422ce8c0451a/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-22 23:23:48,407 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-22 23:23:48,408 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-22 23:23:48,408 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-22 23:23:48,409 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-22 23:23:48,409 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-22 23:23:48,410 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-22 23:23:48,410 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-22 23:23:48,410 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-22 23:23:48,410 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-22 23:23:48,411 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-22 23:23:48,411 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-22 23:23:48,411 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-22 23:23:48,411 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-22 23:23:48,411 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-22 23:23:48,412 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-22 23:23:48,412 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-22 23:23:48,412 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-22 23:23:48,412 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-22 23:23:48,413 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-22 23:23:48,413 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-22 23:23:48,413 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-22 23:23:48,413 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:23:48,414 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-22 23:23:48,414 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-22 23:23:48,414 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-22 23:23:48,414 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-22 23:23:48,414 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-22 23:23:48,415 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-22 23:23:48,415 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_d296f2d4-0668-4c6e-96a9-422ce8c0451a/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d296f2d4-0668-4c6e-96a9-422ce8c0451a/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9f874a9872f93f025fac23ebed37f94a1f3b80bd0133ea4d7e298577c4fec427 [2021-11-22 23:23:48,674 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-22 23:23:48,699 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-22 23:23:48,702 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-22 23:23:48,704 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-22 23:23:48,705 INFO L275 PluginConnector]: CDTParser initialized [2021-11-22 23:23:48,707 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d296f2d4-0668-4c6e-96a9-422ce8c0451a/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/pthread/queue_longer.i [2021-11-22 23:23:48,779 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d296f2d4-0668-4c6e-96a9-422ce8c0451a/bin/ukojak-LBtLqBUTdQ/data/905121ae2/a7e9edace8344516ab97dd46b8af83b3/FLAGd9d3fbf53 [2021-11-22 23:23:49,491 INFO L306 CDTParser]: Found 1 translation units. [2021-11-22 23:23:49,492 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d296f2d4-0668-4c6e-96a9-422ce8c0451a/sv-benchmarks/c/pthread/queue_longer.i [2021-11-22 23:23:49,511 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d296f2d4-0668-4c6e-96a9-422ce8c0451a/bin/ukojak-LBtLqBUTdQ/data/905121ae2/a7e9edace8344516ab97dd46b8af83b3/FLAGd9d3fbf53 [2021-11-22 23:23:49,724 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d296f2d4-0668-4c6e-96a9-422ce8c0451a/bin/ukojak-LBtLqBUTdQ/data/905121ae2/a7e9edace8344516ab97dd46b8af83b3 [2021-11-22 23:23:49,726 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-22 23:23:49,728 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-22 23:23:49,731 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-22 23:23:49,732 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-22 23:23:49,735 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-22 23:23:49,736 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:23:49" (1/1) ... [2021-11-22 23:23:49,741 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@154700f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:23:49, skipping insertion in model container [2021-11-22 23:23:49,742 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:23:49" (1/1) ... [2021-11-22 23:23:49,749 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-22 23:23:49,816 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-22 23:23:50,430 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_d296f2d4-0668-4c6e-96a9-422ce8c0451a/sv-benchmarks/c/pthread/queue_longer.i[43296,43309] [2021-11-22 23:23:50,437 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_d296f2d4-0668-4c6e-96a9-422ce8c0451a/sv-benchmarks/c/pthread/queue_longer.i[43503,43516] [2021-11-22 23:23:50,440 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_d296f2d4-0668-4c6e-96a9-422ce8c0451a/sv-benchmarks/c/pthread/queue_longer.i[43783,43796] [2021-11-22 23:23:50,446 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:23:50,459 INFO L203 MainTranslator]: Completed pre-run [2021-11-22 23:23:50,521 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_d296f2d4-0668-4c6e-96a9-422ce8c0451a/sv-benchmarks/c/pthread/queue_longer.i[43296,43309] [2021-11-22 23:23:50,524 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_d296f2d4-0668-4c6e-96a9-422ce8c0451a/sv-benchmarks/c/pthread/queue_longer.i[43503,43516] [2021-11-22 23:23:50,527 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_d296f2d4-0668-4c6e-96a9-422ce8c0451a/sv-benchmarks/c/pthread/queue_longer.i[43783,43796] [2021-11-22 23:23:50,530 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:23:50,615 INFO L208 MainTranslator]: Completed translation [2021-11-22 23:23:50,615 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:23:50 WrapperNode [2021-11-22 23:23:50,616 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-22 23:23:50,617 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-22 23:23:50,617 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-22 23:23:50,617 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-22 23:23:50,627 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:23:50" (1/1) ... [2021-11-22 23:23:50,682 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:23:50" (1/1) ... [2021-11-22 23:23:50,720 INFO L137 Inliner]: procedures = 274, calls = 62, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 125 [2021-11-22 23:23:50,720 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-22 23:23:50,721 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-22 23:23:50,722 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-22 23:23:50,722 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-22 23:23:50,732 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:23:50" (1/1) ... [2021-11-22 23:23:50,732 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:23:50" (1/1) ... [2021-11-22 23:23:50,738 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:23:50" (1/1) ... [2021-11-22 23:23:50,739 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:23:50" (1/1) ... [2021-11-22 23:23:50,760 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:23:50" (1/1) ... [2021-11-22 23:23:50,774 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:23:50" (1/1) ... [2021-11-22 23:23:50,778 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:23:50" (1/1) ... [2021-11-22 23:23:50,783 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-22 23:23:50,784 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-22 23:23:50,784 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-22 23:23:50,784 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-22 23:23:50,796 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:23:50" (1/1) ... [2021-11-22 23:23:50,810 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:23:50,840 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d296f2d4-0668-4c6e-96a9-422ce8c0451a/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-22 23:23:50,870 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d296f2d4-0668-4c6e-96a9-422ce8c0451a/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-22 23:23:50,892 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d296f2d4-0668-4c6e-96a9-422ce8c0451a/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-22 23:23:50,943 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2021-11-22 23:23:50,943 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2021-11-22 23:23:50,944 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2021-11-22 23:23:50,944 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2021-11-22 23:23:50,944 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-22 23:23:50,944 INFO L130 BoogieDeclarations]: Found specification of procedure empty [2021-11-22 23:23:50,946 INFO L138 BoogieDeclarations]: Found implementation of procedure empty [2021-11-22 23:23:50,946 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-22 23:23:50,947 INFO L130 BoogieDeclarations]: Found specification of procedure enqueue [2021-11-22 23:23:50,947 INFO L138 BoogieDeclarations]: Found implementation of procedure enqueue [2021-11-22 23:23:50,947 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-22 23:23:50,948 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-22 23:23:50,948 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-11-22 23:23:50,948 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-22 23:23:50,948 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-22 23:23:50,948 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-22 23:23:50,949 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-22 23:23:50,951 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-22 23:23:51,109 INFO L236 CfgBuilder]: Building ICFG [2021-11-22 23:23:51,111 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-22 23:23:51,445 INFO L277 CfgBuilder]: Performing block encoding [2021-11-22 23:23:51,467 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-22 23:23:51,473 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-22 23:23:51,477 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:23:51 BoogieIcfgContainer [2021-11-22 23:23:51,478 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-22 23:23:51,479 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-22 23:23:51,480 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-22 23:23:51,492 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-22 23:23:51,492 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:23:51" (1/1) ... [2021-11-22 23:23:51,493 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) [2021-11-22 23:23:51,528 INFO L158 Benchmark]: Toolchain (without parser) took 1799.26ms. Allocated memory is still 119.5MB. Free memory was 76.5MB in the beginning and 92.5MB in the end (delta: -16.0MB). Peak memory consumption was 32.9MB. Max. memory is 16.1GB. [2021-11-22 23:23:51,532 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 119.5MB. Free memory is still 94.7MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-22 23:23:51,533 INFO L158 Benchmark]: CACSL2BoogieTranslator took 884.99ms. Allocated memory is still 119.5MB. Free memory was 76.3MB in the beginning and 71.1MB in the end (delta: 5.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-22 23:23:51,535 INFO L158 Benchmark]: Boogie Procedure Inliner took 103.85ms. Allocated memory is still 119.5MB. Free memory was 71.1MB in the beginning and 68.3MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-22 23:23:51,536 INFO L158 Benchmark]: Boogie Preprocessor took 61.70ms. Allocated memory is still 119.5MB. Free memory was 68.3MB in the beginning and 66.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-22 23:23:51,537 INFO L158 Benchmark]: RCFGBuilder took 694.01ms. Allocated memory is still 119.5MB. Free memory was 66.2MB in the beginning and 48.5MB in the end (delta: 17.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2021-11-22 23:23:51,538 INFO L158 Benchmark]: CodeCheck took 46.80ms. Allocated memory is still 119.5MB. Free memory was 48.5MB in the beginning and 92.5MB in the end (delta: -44.1MB). Peak memory consumption was 7.6MB. Max. memory is 16.1GB. [2021-11-22 23:23:51,546 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 0.37ms. Allocated memory is still 119.5MB. Free memory is still 94.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 884.99ms. Allocated memory is still 119.5MB. Free memory was 76.3MB in the beginning and 71.1MB in the end (delta: 5.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 103.85ms. Allocated memory is still 119.5MB. Free memory was 71.1MB in the beginning and 68.3MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 61.70ms. Allocated memory is still 119.5MB. Free memory was 68.3MB in the beginning and 66.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 694.01ms. Allocated memory is still 119.5MB. Free memory was 66.2MB in the beginning and 48.5MB in the end (delta: 17.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 46.80ms. Allocated memory is still 119.5MB. Free memory was 48.5MB in the beginning and 92.5MB in the end (delta: -44.1MB). Peak memory consumption was 7.6MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-22 23:23:51,615 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d296f2d4-0668-4c6e-96a9-422ce8c0451a/bin/ukojak-LBtLqBUTdQ/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_d296f2d4-0668-4c6e-96a9-422ce8c0451a/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d296f2d4-0668-4c6e-96a9-422ce8c0451a/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d296f2d4-0668-4c6e-96a9-422ce8c0451a/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d296f2d4-0668-4c6e-96a9-422ce8c0451a/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/queue_longer.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d296f2d4-0668-4c6e-96a9-422ce8c0451a/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d296f2d4-0668-4c6e-96a9-422ce8c0451a/bin/ukojak-LBtLqBUTdQ --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 9f874a9872f93f025fac23ebed37f94a1f3b80bd0133ea4d7e298577c4fec427 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-22 23:23:54,279 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-22 23:23:54,282 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-22 23:23:54,319 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-22 23:23:54,320 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-22 23:23:54,322 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-22 23:23:54,324 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-22 23:23:54,327 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-22 23:23:54,329 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-22 23:23:54,330 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-22 23:23:54,332 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-22 23:23:54,334 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-22 23:23:54,334 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-22 23:23:54,336 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-22 23:23:54,337 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-22 23:23:54,339 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-22 23:23:54,346 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-22 23:23:54,354 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-22 23:23:54,361 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-22 23:23:54,366 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-22 23:23:54,369 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-22 23:23:54,371 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-22 23:23:54,373 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-22 23:23:54,375 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-22 23:23:54,379 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-22 23:23:54,383 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-22 23:23:54,384 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-22 23:23:54,385 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-22 23:23:54,389 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-22 23:23:54,390 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-22 23:23:54,390 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-22 23:23:54,391 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-22 23:23:54,392 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-22 23:23:54,393 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-22 23:23:54,394 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-22 23:23:54,394 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-22 23:23:54,395 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-22 23:23:54,395 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-22 23:23:54,395 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-22 23:23:54,396 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-22 23:23:54,397 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-22 23:23:54,398 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d296f2d4-0668-4c6e-96a9-422ce8c0451a/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-22 23:23:54,424 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-22 23:23:54,424 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-22 23:23:54,425 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-22 23:23:54,425 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-22 23:23:54,426 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-22 23:23:54,426 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-22 23:23:54,426 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-22 23:23:54,427 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-22 23:23:54,427 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-22 23:23:54,427 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-22 23:23:54,427 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-22 23:23:54,427 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-22 23:23:54,428 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-22 23:23:54,428 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-22 23:23:54,428 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-22 23:23:54,428 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-22 23:23:54,428 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-22 23:23:54,428 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-22 23:23:54,429 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-22 23:23:54,429 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-22 23:23:54,429 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-22 23:23:54,429 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-22 23:23:54,429 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-22 23:23:54,430 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:23:54,430 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-22 23:23:54,430 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-22 23:23:54,430 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-22 23:23:54,430 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-22 23:23:54,431 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-22 23:23:54,431 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-22 23:23:54,431 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-22 23:23:54,431 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-22 23:23:54,431 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_d296f2d4-0668-4c6e-96a9-422ce8c0451a/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d296f2d4-0668-4c6e-96a9-422ce8c0451a/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9f874a9872f93f025fac23ebed37f94a1f3b80bd0133ea4d7e298577c4fec427 [2021-11-22 23:23:54,787 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-22 23:23:54,813 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-22 23:23:54,816 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-22 23:23:54,818 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-22 23:23:54,819 INFO L275 PluginConnector]: CDTParser initialized [2021-11-22 23:23:54,821 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d296f2d4-0668-4c6e-96a9-422ce8c0451a/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/pthread/queue_longer.i [2021-11-22 23:23:54,919 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d296f2d4-0668-4c6e-96a9-422ce8c0451a/bin/ukojak-LBtLqBUTdQ/data/14d0c9514/c9e2193c97d64a508c7813c4dfbc7922/FLAG92b86440e [2021-11-22 23:23:55,720 INFO L306 CDTParser]: Found 1 translation units. [2021-11-22 23:23:55,720 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d296f2d4-0668-4c6e-96a9-422ce8c0451a/sv-benchmarks/c/pthread/queue_longer.i [2021-11-22 23:23:55,737 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d296f2d4-0668-4c6e-96a9-422ce8c0451a/bin/ukojak-LBtLqBUTdQ/data/14d0c9514/c9e2193c97d64a508c7813c4dfbc7922/FLAG92b86440e [2021-11-22 23:23:55,897 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d296f2d4-0668-4c6e-96a9-422ce8c0451a/bin/ukojak-LBtLqBUTdQ/data/14d0c9514/c9e2193c97d64a508c7813c4dfbc7922 [2021-11-22 23:23:55,899 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-22 23:23:55,900 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-22 23:23:55,902 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-22 23:23:55,902 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-22 23:23:55,919 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-22 23:23:55,920 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:23:55" (1/1) ... [2021-11-22 23:23:55,921 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71856b29 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:23:55, skipping insertion in model container [2021-11-22 23:23:55,921 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:23:55" (1/1) ... [2021-11-22 23:23:55,928 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-22 23:23:55,985 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-22 23:23:56,559 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_d296f2d4-0668-4c6e-96a9-422ce8c0451a/sv-benchmarks/c/pthread/queue_longer.i[43296,43309] [2021-11-22 23:23:56,588 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_d296f2d4-0668-4c6e-96a9-422ce8c0451a/sv-benchmarks/c/pthread/queue_longer.i[43503,43516] [2021-11-22 23:23:56,592 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_d296f2d4-0668-4c6e-96a9-422ce8c0451a/sv-benchmarks/c/pthread/queue_longer.i[43783,43796] [2021-11-22 23:23:56,597 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:23:56,614 INFO L203 MainTranslator]: Completed pre-run [2021-11-22 23:23:56,719 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_d296f2d4-0668-4c6e-96a9-422ce8c0451a/sv-benchmarks/c/pthread/queue_longer.i[43296,43309] [2021-11-22 23:23:56,732 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_d296f2d4-0668-4c6e-96a9-422ce8c0451a/sv-benchmarks/c/pthread/queue_longer.i[43503,43516] [2021-11-22 23:23:56,742 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_d296f2d4-0668-4c6e-96a9-422ce8c0451a/sv-benchmarks/c/pthread/queue_longer.i[43783,43796] [2021-11-22 23:23:56,748 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:23:56,869 INFO L208 MainTranslator]: Completed translation [2021-11-22 23:23:56,870 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:23:56 WrapperNode [2021-11-22 23:23:56,870 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-22 23:23:56,872 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-22 23:23:56,872 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-22 23:23:56,872 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-22 23:23:56,880 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:23:56" (1/1) ... [2021-11-22 23:23:56,927 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:23:56" (1/1) ... [2021-11-22 23:23:56,975 INFO L137 Inliner]: procedures = 278, calls = 62, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 124 [2021-11-22 23:23:56,975 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-22 23:23:56,976 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-22 23:23:56,977 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-22 23:23:56,977 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-22 23:23:56,988 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:23:56" (1/1) ... [2021-11-22 23:23:56,989 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:23:56" (1/1) ... [2021-11-22 23:23:57,007 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:23:56" (1/1) ... [2021-11-22 23:23:57,011 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:23:56" (1/1) ... [2021-11-22 23:23:57,028 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:23:56" (1/1) ... [2021-11-22 23:23:57,033 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:23:56" (1/1) ... [2021-11-22 23:23:57,037 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:23:56" (1/1) ... [2021-11-22 23:23:57,043 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-22 23:23:57,044 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-22 23:23:57,044 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-22 23:23:57,044 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-22 23:23:57,045 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:23:56" (1/1) ... [2021-11-22 23:23:57,078 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:23:57,091 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d296f2d4-0668-4c6e-96a9-422ce8c0451a/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-22 23:23:57,104 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d296f2d4-0668-4c6e-96a9-422ce8c0451a/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-22 23:23:57,122 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d296f2d4-0668-4c6e-96a9-422ce8c0451a/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-22 23:23:57,153 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-22 23:23:57,153 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2021-11-22 23:23:57,154 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2021-11-22 23:23:57,155 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2021-11-22 23:23:57,155 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2021-11-22 23:23:57,155 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-22 23:23:57,155 INFO L130 BoogieDeclarations]: Found specification of procedure empty [2021-11-22 23:23:57,155 INFO L138 BoogieDeclarations]: Found implementation of procedure empty [2021-11-22 23:23:57,155 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-22 23:23:57,156 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-22 23:23:57,156 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-22 23:23:57,156 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-22 23:23:57,156 INFO L130 BoogieDeclarations]: Found specification of procedure enqueue [2021-11-22 23:23:57,156 INFO L138 BoogieDeclarations]: Found implementation of procedure enqueue [2021-11-22 23:23:57,156 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-11-22 23:23:57,157 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-22 23:23:57,157 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-22 23:23:57,157 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-22 23:23:57,158 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-22 23:23:57,383 INFO L236 CfgBuilder]: Building ICFG [2021-11-22 23:23:57,385 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-22 23:23:57,770 INFO L277 CfgBuilder]: Performing block encoding [2021-11-22 23:23:57,793 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-22 23:23:57,793 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-22 23:23:57,795 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:23:57 BoogieIcfgContainer [2021-11-22 23:23:57,795 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-22 23:23:57,796 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-22 23:23:57,797 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-22 23:23:57,805 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-22 23:23:57,805 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:23:57" (1/1) ... [2021-11-22 23:23:57,806 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) [2021-11-22 23:23:57,810 INFO L158 Benchmark]: Toolchain (without parser) took 1908.59ms. Allocated memory is still 69.2MB. Free memory was 46.9MB in the beginning and 30.1MB in the end (delta: 16.8MB). Peak memory consumption was 17.8MB. Max. memory is 16.1GB. [2021-11-22 23:23:57,811 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 69.2MB. Free memory was 49.4MB in the beginning and 49.4MB in the end (delta: 44.1kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-22 23:23:57,812 INFO L158 Benchmark]: CACSL2BoogieTranslator took 968.94ms. Allocated memory is still 69.2MB. Free memory was 46.6MB in the beginning and 33.9MB in the end (delta: 12.7MB). Peak memory consumption was 19.1MB. Max. memory is 16.1GB. [2021-11-22 23:23:57,813 INFO L158 Benchmark]: Boogie Procedure Inliner took 104.03ms. Allocated memory is still 69.2MB. Free memory was 33.9MB in the beginning and 31.2MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-22 23:23:57,814 INFO L158 Benchmark]: Boogie Preprocessor took 66.72ms. Allocated memory is still 69.2MB. Free memory was 31.2MB in the beginning and 28.9MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-22 23:23:57,815 INFO L158 Benchmark]: RCFGBuilder took 751.48ms. Allocated memory is still 69.2MB. Free memory was 28.9MB in the beginning and 31.1MB in the end (delta: -2.2MB). Peak memory consumption was 4.9MB. Max. memory is 16.1GB. [2021-11-22 23:23:57,815 INFO L158 Benchmark]: CodeCheck took 11.88ms. Allocated memory is still 69.2MB. Free memory was 30.8MB in the beginning and 30.1MB in the end (delta: 761.7kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-22 23:23:57,820 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 0.38ms. Allocated memory is still 69.2MB. Free memory was 49.4MB in the beginning and 49.4MB in the end (delta: 44.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 968.94ms. Allocated memory is still 69.2MB. Free memory was 46.6MB in the beginning and 33.9MB in the end (delta: 12.7MB). Peak memory consumption was 19.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 104.03ms. Allocated memory is still 69.2MB. Free memory was 33.9MB in the beginning and 31.2MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 66.72ms. Allocated memory is still 69.2MB. Free memory was 31.2MB in the beginning and 28.9MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 751.48ms. Allocated memory is still 69.2MB. Free memory was 28.9MB in the beginning and 31.1MB in the end (delta: -2.2MB). Peak memory consumption was 4.9MB. Max. memory is 16.1GB. * CodeCheck took 11.88ms. Allocated memory is still 69.2MB. Free memory was 30.8MB in the beginning and 30.1MB in the end (delta: 761.7kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-22 23:23:57,868 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d296f2d4-0668-4c6e-96a9-422ce8c0451a/bin/ukojak-LBtLqBUTdQ/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