./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread/queue_ok_longer.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00fcfd9f-da43-47df-8ab6-e67a61659d45/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00fcfd9f-da43-47df-8ab6-e67a61659d45/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00fcfd9f-da43-47df-8ab6-e67a61659d45/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00fcfd9f-da43-47df-8ab6-e67a61659d45/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/queue_ok_longer.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00fcfd9f-da43-47df-8ab6-e67a61659d45/bin/ukojak-pZX7IvK2PQ/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00fcfd9f-da43-47df-8ab6-e67a61659d45/bin/ukojak-pZX7IvK2PQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f58af1aa15d4bec1241042c84c595fb9585ff7c461dd0b44f9fde0638838779a --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 18:20:59,777 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 18:20:59,779 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 18:20:59,818 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 18:20:59,819 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 18:20:59,823 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 18:20:59,825 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 18:20:59,832 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 18:20:59,834 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 18:20:59,837 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 18:20:59,839 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 18:20:59,842 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 18:20:59,842 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 18:20:59,847 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 18:20:59,849 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 18:20:59,850 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 18:20:59,854 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 18:20:59,855 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 18:20:59,856 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 18:20:59,858 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 18:20:59,862 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 18:20:59,864 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 18:20:59,866 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 18:20:59,867 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 18:20:59,875 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 18:20:59,878 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 18:20:59,879 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 18:20:59,880 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 18:20:59,881 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 18:20:59,882 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 18:20:59,883 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 18:20:59,884 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 18:20:59,886 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 18:20:59,887 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 18:20:59,889 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 18:20:59,890 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 18:20:59,891 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 18:20:59,891 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 18:20:59,891 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 18:20:59,893 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 18:20:59,893 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 18:20:59,894 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00fcfd9f-da43-47df-8ab6-e67a61659d45/bin/ukojak-pZX7IvK2PQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-11-20 18:20:59,931 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 18:20:59,931 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 18:20:59,932 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 18:20:59,933 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 18:20:59,933 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 18:20:59,934 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 18:20:59,934 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 18:20:59,934 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 18:20:59,935 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 18:20:59,935 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 18:20:59,936 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 18:20:59,936 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 18:20:59,936 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 18:20:59,937 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 18:20:59,937 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 18:20:59,937 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 18:20:59,938 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 18:20:59,938 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 18:20:59,938 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 18:20:59,938 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 18:20:59,939 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 18:20:59,939 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:20:59,939 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 18:20:59,940 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 18:20:59,940 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 18:20:59,940 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 18:20:59,940 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 18:20:59,941 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 18:20:59,941 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_00fcfd9f-da43-47df-8ab6-e67a61659d45/bin/ukojak-pZX7IvK2PQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00fcfd9f-da43-47df-8ab6-e67a61659d45/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f58af1aa15d4bec1241042c84c595fb9585ff7c461dd0b44f9fde0638838779a [2022-11-20 18:21:00,270 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 18:21:00,290 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 18:21:00,293 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 18:21:00,294 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 18:21:00,295 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 18:21:00,296 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00fcfd9f-da43-47df-8ab6-e67a61659d45/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/pthread/queue_ok_longer.i [2022-11-20 18:21:03,284 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 18:21:03,665 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 18:21:03,666 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00fcfd9f-da43-47df-8ab6-e67a61659d45/sv-benchmarks/c/pthread/queue_ok_longer.i [2022-11-20 18:21:03,701 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00fcfd9f-da43-47df-8ab6-e67a61659d45/bin/ukojak-pZX7IvK2PQ/data/3f460856c/61515e57e0754d699738b97d7d94dd3d/FLAG8ca73b85c [2022-11-20 18:21:03,718 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00fcfd9f-da43-47df-8ab6-e67a61659d45/bin/ukojak-pZX7IvK2PQ/data/3f460856c/61515e57e0754d699738b97d7d94dd3d [2022-11-20 18:21:03,722 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 18:21:03,723 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 18:21:03,726 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 18:21:03,726 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 18:21:03,734 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 18:21:03,735 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:21:03" (1/1) ... [2022-11-20 18:21:03,736 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70430864 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:21:03, skipping insertion in model container [2022-11-20 18:21:03,736 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:21:03" (1/1) ... [2022-11-20 18:21:03,744 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 18:21:03,805 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 18:21:04,321 WARN L237 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_00fcfd9f-da43-47df-8ab6-e67a61659d45/sv-benchmarks/c/pthread/queue_ok_longer.i[43272,43285] [2022-11-20 18:21:04,334 WARN L237 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_00fcfd9f-da43-47df-8ab6-e67a61659d45/sv-benchmarks/c/pthread/queue_ok_longer.i[43545,43558] [2022-11-20 18:21:04,346 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:21:04,365 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 18:21:04,459 WARN L237 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_00fcfd9f-da43-47df-8ab6-e67a61659d45/sv-benchmarks/c/pthread/queue_ok_longer.i[43272,43285] [2022-11-20 18:21:04,469 WARN L237 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_00fcfd9f-da43-47df-8ab6-e67a61659d45/sv-benchmarks/c/pthread/queue_ok_longer.i[43545,43558] [2022-11-20 18:21:04,474 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:21:04,553 INFO L208 MainTranslator]: Completed translation [2022-11-20 18:21:04,555 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:21:04 WrapperNode [2022-11-20 18:21:04,555 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 18:21:04,556 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 18:21:04,557 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 18:21:04,557 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 18:21:04,565 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:21:04" (1/1) ... [2022-11-20 18:21:04,597 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:21:04" (1/1) ... [2022-11-20 18:21:04,656 INFO L138 Inliner]: procedures = 274, calls = 57, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 176 [2022-11-20 18:21:04,656 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 18:21:04,657 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 18:21:04,657 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 18:21:04,658 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 18:21:04,667 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:21:04" (1/1) ... [2022-11-20 18:21:04,667 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:21:04" (1/1) ... [2022-11-20 18:21:04,671 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:21:04" (1/1) ... [2022-11-20 18:21:04,671 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:21:04" (1/1) ... [2022-11-20 18:21:04,680 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:21:04" (1/1) ... [2022-11-20 18:21:04,685 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:21:04" (1/1) ... [2022-11-20 18:21:04,687 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:21:04" (1/1) ... [2022-11-20 18:21:04,689 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:21:04" (1/1) ... [2022-11-20 18:21:04,692 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 18:21:04,695 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 18:21:04,696 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 18:21:04,697 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 18:21:04,698 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:21:04" (1/1) ... [2022-11-20 18:21:04,709 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:21:04,725 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00fcfd9f-da43-47df-8ab6-e67a61659d45/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 18:21:04,738 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00fcfd9f-da43-47df-8ab6-e67a61659d45/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 18:21:04,743 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00fcfd9f-da43-47df-8ab6-e67a61659d45/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 18:21:04,777 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2022-11-20 18:21:04,777 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2022-11-20 18:21:04,778 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2022-11-20 18:21:04,778 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2022-11-20 18:21:04,778 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 18:21:04,778 INFO L130 BoogieDeclarations]: Found specification of procedure empty [2022-11-20 18:21:04,778 INFO L138 BoogieDeclarations]: Found implementation of procedure empty [2022-11-20 18:21:04,779 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 18:21:04,779 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-20 18:21:04,779 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 18:21:04,779 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-11-20 18:21:04,779 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 18:21:04,780 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 18:21:04,780 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 18:21:04,780 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 18:21:04,782 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-20 18:21:04,999 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 18:21:05,001 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 18:21:05,458 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 18:21:05,467 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 18:21:05,467 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-20 18:21:05,469 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:21:05 BoogieIcfgContainer [2022-11-20 18:21:05,469 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 18:21:05,470 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 18:21:05,470 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 18:21:05,488 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 18:21:05,489 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:21:05" (1/1) ... [2022-11-20 18:21:05,489 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) [2022-11-20 18:21:05,494 INFO L158 Benchmark]: Toolchain (without parser) took 1770.19ms. Allocated memory is still 157.3MB. Free memory was 129.3MB in the beginning and 73.1MB in the end (delta: 56.2MB). Peak memory consumption was 54.5MB. Max. memory is 16.1GB. [2022-11-20 18:21:05,495 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 121.6MB. Free memory was 90.9MB in the beginning and 90.8MB in the end (delta: 69.3kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 18:21:05,496 INFO L158 Benchmark]: CACSL2BoogieTranslator took 829.26ms. Allocated memory is still 157.3MB. Free memory was 129.3MB in the beginning and 99.1MB in the end (delta: 30.3MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2022-11-20 18:21:05,497 INFO L158 Benchmark]: Boogie Procedure Inliner took 100.27ms. Allocated memory is still 157.3MB. Free memory was 99.1MB in the beginning and 96.2MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 18:21:05,498 INFO L158 Benchmark]: Boogie Preprocessor took 37.62ms. Allocated memory is still 157.3MB. Free memory was 96.2MB in the beginning and 94.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 18:21:05,499 INFO L158 Benchmark]: RCFGBuilder took 774.08ms. Allocated memory is still 157.3MB. Free memory was 94.1MB in the beginning and 73.9MB in the end (delta: 20.3MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2022-11-20 18:21:05,500 INFO L158 Benchmark]: CodeCheck took 22.19ms. Allocated memory is still 157.3MB. Free memory was 73.9MB in the beginning and 73.1MB in the end (delta: 773.5kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 18:21:05,509 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 0.25ms. Allocated memory is still 121.6MB. Free memory was 90.9MB in the beginning and 90.8MB in the end (delta: 69.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 829.26ms. Allocated memory is still 157.3MB. Free memory was 129.3MB in the beginning and 99.1MB in the end (delta: 30.3MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 100.27ms. Allocated memory is still 157.3MB. Free memory was 99.1MB in the beginning and 96.2MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 37.62ms. Allocated memory is still 157.3MB. Free memory was 96.2MB in the beginning and 94.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 774.08ms. Allocated memory is still 157.3MB. Free memory was 94.1MB in the beginning and 73.9MB in the end (delta: 20.3MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * CodeCheck took 22.19ms. Allocated memory is still 157.3MB. Free memory was 73.9MB in the beginning and 73.1MB in the end (delta: 773.5kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 18:21:05,540 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00fcfd9f-da43-47df-8ab6-e67a61659d45/bin/ukojak-pZX7IvK2PQ/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/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00fcfd9f-da43-47df-8ab6-e67a61659d45/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00fcfd9f-da43-47df-8ab6-e67a61659d45/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00fcfd9f-da43-47df-8ab6-e67a61659d45/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00fcfd9f-da43-47df-8ab6-e67a61659d45/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/queue_ok_longer.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00fcfd9f-da43-47df-8ab6-e67a61659d45/bin/ukojak-pZX7IvK2PQ/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00fcfd9f-da43-47df-8ab6-e67a61659d45/bin/ukojak-pZX7IvK2PQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f58af1aa15d4bec1241042c84c595fb9585ff7c461dd0b44f9fde0638838779a --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 18:21:08,160 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 18:21:08,163 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 18:21:08,204 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 18:21:08,204 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 18:21:08,208 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 18:21:08,211 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 18:21:08,215 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 18:21:08,217 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 18:21:08,223 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 18:21:08,225 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 18:21:08,228 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 18:21:08,228 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 18:21:08,231 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 18:21:08,232 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 18:21:08,240 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 18:21:08,241 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 18:21:08,242 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 18:21:08,244 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 18:21:08,250 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 18:21:08,252 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 18:21:08,254 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 18:21:08,256 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 18:21:08,257 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 18:21:08,266 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 18:21:08,266 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 18:21:08,266 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 18:21:08,269 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 18:21:08,269 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 18:21:08,270 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 18:21:08,271 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 18:21:08,272 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 18:21:08,276 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 18:21:08,277 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 18:21:08,278 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 18:21:08,279 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 18:21:08,294 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 18:21:08,295 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 18:21:08,295 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 18:21:08,296 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 18:21:08,297 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 18:21:08,298 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00fcfd9f-da43-47df-8ab6-e67a61659d45/bin/ukojak-pZX7IvK2PQ/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2022-11-20 18:21:08,341 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 18:21:08,341 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 18:21:08,344 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 18:21:08,344 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 18:21:08,345 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 18:21:08,345 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 18:21:08,345 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 18:21:08,345 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 18:21:08,346 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 18:21:08,346 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 18:21:08,347 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 18:21:08,347 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 18:21:08,348 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 18:21:08,348 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 18:21:08,348 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 18:21:08,348 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 18:21:08,349 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 18:21:08,349 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 18:21:08,349 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 18:21:08,349 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 18:21:08,350 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 18:21:08,350 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 18:21:08,350 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 18:21:08,350 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:21:08,351 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 18:21:08,351 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 18:21:08,351 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 18:21:08,351 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-20 18:21:08,352 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 18:21:08,352 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 18:21:08,352 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-20 18:21:08,352 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 18:21:08,353 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_00fcfd9f-da43-47df-8ab6-e67a61659d45/bin/ukojak-pZX7IvK2PQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00fcfd9f-da43-47df-8ab6-e67a61659d45/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f58af1aa15d4bec1241042c84c595fb9585ff7c461dd0b44f9fde0638838779a [2022-11-20 18:21:08,769 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 18:21:08,797 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 18:21:08,800 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 18:21:08,801 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 18:21:08,802 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 18:21:08,804 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00fcfd9f-da43-47df-8ab6-e67a61659d45/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/pthread/queue_ok_longer.i [2022-11-20 18:21:11,902 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 18:21:12,239 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 18:21:12,239 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00fcfd9f-da43-47df-8ab6-e67a61659d45/sv-benchmarks/c/pthread/queue_ok_longer.i [2022-11-20 18:21:12,254 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00fcfd9f-da43-47df-8ab6-e67a61659d45/bin/ukojak-pZX7IvK2PQ/data/ec1514ed6/7f24bd2526dc4aceab718120295a45ee/FLAGc4e77ddd9 [2022-11-20 18:21:12,485 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00fcfd9f-da43-47df-8ab6-e67a61659d45/bin/ukojak-pZX7IvK2PQ/data/ec1514ed6/7f24bd2526dc4aceab718120295a45ee [2022-11-20 18:21:12,488 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 18:21:12,490 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 18:21:12,491 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 18:21:12,491 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 18:21:12,495 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 18:21:12,496 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:21:12" (1/1) ... [2022-11-20 18:21:12,497 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@169e2acd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:21:12, skipping insertion in model container [2022-11-20 18:21:12,497 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:21:12" (1/1) ... [2022-11-20 18:21:12,505 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 18:21:12,555 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 18:21:13,280 WARN L237 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_00fcfd9f-da43-47df-8ab6-e67a61659d45/sv-benchmarks/c/pthread/queue_ok_longer.i[43272,43285] [2022-11-20 18:21:13,291 WARN L237 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_00fcfd9f-da43-47df-8ab6-e67a61659d45/sv-benchmarks/c/pthread/queue_ok_longer.i[43545,43558] [2022-11-20 18:21:13,299 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:21:13,322 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 18:21:13,434 WARN L237 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_00fcfd9f-da43-47df-8ab6-e67a61659d45/sv-benchmarks/c/pthread/queue_ok_longer.i[43272,43285] [2022-11-20 18:21:13,440 WARN L237 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_00fcfd9f-da43-47df-8ab6-e67a61659d45/sv-benchmarks/c/pthread/queue_ok_longer.i[43545,43558] [2022-11-20 18:21:13,447 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:21:13,564 INFO L208 MainTranslator]: Completed translation [2022-11-20 18:21:13,565 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:21:13 WrapperNode [2022-11-20 18:21:13,565 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 18:21:13,566 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 18:21:13,567 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 18:21:13,567 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 18:21:13,575 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:21:13" (1/1) ... [2022-11-20 18:21:13,609 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:21:13" (1/1) ... [2022-11-20 18:21:13,636 INFO L138 Inliner]: procedures = 278, calls = 57, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 172 [2022-11-20 18:21:13,637 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 18:21:13,637 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 18:21:13,638 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 18:21:13,638 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 18:21:13,648 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:21:13" (1/1) ... [2022-11-20 18:21:13,648 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:21:13" (1/1) ... [2022-11-20 18:21:13,651 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:21:13" (1/1) ... [2022-11-20 18:21:13,652 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:21:13" (1/1) ... [2022-11-20 18:21:13,661 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:21:13" (1/1) ... [2022-11-20 18:21:13,666 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:21:13" (1/1) ... [2022-11-20 18:21:13,668 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:21:13" (1/1) ... [2022-11-20 18:21:13,670 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:21:13" (1/1) ... [2022-11-20 18:21:13,674 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 18:21:13,675 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 18:21:13,675 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 18:21:13,675 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 18:21:13,676 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:21:13" (1/1) ... [2022-11-20 18:21:13,682 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:21:13,695 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00fcfd9f-da43-47df-8ab6-e67a61659d45/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 18:21:13,708 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00fcfd9f-da43-47df-8ab6-e67a61659d45/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 18:21:13,715 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00fcfd9f-da43-47df-8ab6-e67a61659d45/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 18:21:13,762 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-20 18:21:13,763 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2022-11-20 18:21:13,763 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2022-11-20 18:21:13,763 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2022-11-20 18:21:13,763 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2022-11-20 18:21:13,764 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 18:21:13,764 INFO L130 BoogieDeclarations]: Found specification of procedure empty [2022-11-20 18:21:13,764 INFO L138 BoogieDeclarations]: Found implementation of procedure empty [2022-11-20 18:21:13,764 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 18:21:13,764 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-20 18:21:13,765 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-20 18:21:13,765 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-11-20 18:21:13,765 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-11-20 18:21:13,765 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 18:21:13,765 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 18:21:13,766 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 18:21:13,767 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-20 18:21:13,949 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 18:21:13,951 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 18:21:14,405 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 18:21:14,415 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 18:21:14,417 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-20 18:21:14,419 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:21:14 BoogieIcfgContainer [2022-11-20 18:21:14,421 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 18:21:14,422 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 18:21:14,422 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 18:21:14,433 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 18:21:14,433 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:21:14" (1/1) ... [2022-11-20 18:21:14,434 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) [2022-11-20 18:21:14,440 INFO L158 Benchmark]: Toolchain (without parser) took 1949.79ms. Allocated memory is still 75.5MB. Free memory was 51.9MB in the beginning and 38.5MB in the end (delta: 13.4MB). Peak memory consumption was 16.5MB. Max. memory is 16.1GB. [2022-11-20 18:21:14,441 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 62.9MB. Free memory was 41.3MB in the beginning and 41.3MB in the end (delta: 46.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 18:21:14,442 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1074.26ms. Allocated memory is still 75.5MB. Free memory was 51.7MB in the beginning and 42.1MB in the end (delta: 9.6MB). Peak memory consumption was 24.4MB. Max. memory is 16.1GB. [2022-11-20 18:21:14,443 INFO L158 Benchmark]: Boogie Procedure Inliner took 70.54ms. Allocated memory is still 75.5MB. Free memory was 42.1MB in the beginning and 39.1MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-20 18:21:14,443 INFO L158 Benchmark]: Boogie Preprocessor took 36.85ms. Allocated memory is still 75.5MB. Free memory was 39.1MB in the beginning and 36.7MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 18:21:14,444 INFO L158 Benchmark]: RCFGBuilder took 746.26ms. Allocated memory is still 75.5MB. Free memory was 36.7MB in the beginning and 39.5MB in the end (delta: -2.8MB). Peak memory consumption was 10.9MB. Max. memory is 16.1GB. [2022-11-20 18:21:14,445 INFO L158 Benchmark]: CodeCheck took 16.69ms. Allocated memory is still 75.5MB. Free memory was 39.5MB in the beginning and 38.5MB in the end (delta: 980.1kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 18:21:14,455 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 0.32ms. Allocated memory is still 62.9MB. Free memory was 41.3MB in the beginning and 41.3MB in the end (delta: 46.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1074.26ms. Allocated memory is still 75.5MB. Free memory was 51.7MB in the beginning and 42.1MB in the end (delta: 9.6MB). Peak memory consumption was 24.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 70.54ms. Allocated memory is still 75.5MB. Free memory was 42.1MB in the beginning and 39.1MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 36.85ms. Allocated memory is still 75.5MB. Free memory was 39.1MB in the beginning and 36.7MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 746.26ms. Allocated memory is still 75.5MB. Free memory was 36.7MB in the beginning and 39.5MB in the end (delta: -2.8MB). Peak memory consumption was 10.9MB. Max. memory is 16.1GB. * CodeCheck took 16.69ms. Allocated memory is still 75.5MB. Free memory was 39.5MB in the beginning and 38.5MB in the end (delta: 980.1kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 18:21:14,486 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00fcfd9f-da43-47df-8ab6-e67a61659d45/bin/ukojak-pZX7IvK2PQ/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