./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread/queue_ok.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_091b1580-4c9c-4a31-aeb6-a95ec50cce4f/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_091b1580-4c9c-4a31-aeb6-a95ec50cce4f/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_091b1580-4c9c-4a31-aeb6-a95ec50cce4f/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_091b1580-4c9c-4a31-aeb6-a95ec50cce4f/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/queue_ok.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_091b1580-4c9c-4a31-aeb6-a95ec50cce4f/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_091b1580-4c9c-4a31-aeb6-a95ec50cce4f/bin/ukojak-pZX7IvK2PQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 7cc273f13a619f37768d5108c297b75ab7c37145fe391daced9c134730721251 --- 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 16:40:32,071 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 16:40:32,073 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 16:40:32,097 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 16:40:32,098 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 16:40:32,099 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 16:40:32,100 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 16:40:32,102 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 16:40:32,104 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 16:40:32,105 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 16:40:32,106 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 16:40:32,107 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 16:40:32,108 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 16:40:32,109 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 16:40:32,110 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 16:40:32,111 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 16:40:32,112 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 16:40:32,113 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 16:40:32,115 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 16:40:32,117 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 16:40:32,118 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 16:40:32,120 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 16:40:32,121 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 16:40:32,122 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 16:40:32,126 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 16:40:32,127 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 16:40:32,127 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 16:40:32,128 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 16:40:32,129 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 16:40:32,130 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 16:40:32,130 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 16:40:32,131 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 16:40:32,132 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 16:40:32,133 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 16:40:32,134 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 16:40:32,134 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 16:40:32,135 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 16:40:32,135 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 16:40:32,135 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 16:40:32,136 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 16:40:32,137 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 16:40:32,138 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_091b1580-4c9c-4a31-aeb6-a95ec50cce4f/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-11-20 16:40:32,162 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 16:40:32,162 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 16:40:32,163 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 16:40:32,164 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 16:40:32,164 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 16:40:32,165 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 16:40:32,165 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 16:40:32,165 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 16:40:32,165 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 16:40:32,166 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 16:40:32,166 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 16:40:32,166 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 16:40:32,166 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 16:40:32,166 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 16:40:32,167 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 16:40:32,167 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 16:40:32,167 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 16:40:32,167 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 16:40:32,168 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 16:40:32,168 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 16:40:32,168 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 16:40:32,168 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 16:40:32,169 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 16:40:32,169 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:40:32,169 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 16:40:32,169 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 16:40:32,170 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 16:40:32,170 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 16:40:32,170 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 16:40:32,170 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 16:40:32,170 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_091b1580-4c9c-4a31-aeb6-a95ec50cce4f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_091b1580-4c9c-4a31-aeb6-a95ec50cce4f/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7cc273f13a619f37768d5108c297b75ab7c37145fe391daced9c134730721251 [2022-11-20 16:40:32,417 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 16:40:32,449 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 16:40:32,452 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 16:40:32,455 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 16:40:32,455 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 16:40:32,456 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_091b1580-4c9c-4a31-aeb6-a95ec50cce4f/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/pthread/queue_ok.i [2022-11-20 16:40:35,631 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 16:40:35,981 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 16:40:35,981 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_091b1580-4c9c-4a31-aeb6-a95ec50cce4f/sv-benchmarks/c/pthread/queue_ok.i [2022-11-20 16:40:35,997 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_091b1580-4c9c-4a31-aeb6-a95ec50cce4f/bin/ukojak-pZX7IvK2PQ/data/ad82c80cf/2f4fbca8a99c44aa8c54e70d009c6de6/FLAG1918181f1 [2022-11-20 16:40:36,016 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_091b1580-4c9c-4a31-aeb6-a95ec50cce4f/bin/ukojak-pZX7IvK2PQ/data/ad82c80cf/2f4fbca8a99c44aa8c54e70d009c6de6 [2022-11-20 16:40:36,019 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 16:40:36,021 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 16:40:36,022 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 16:40:36,023 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 16:40:36,026 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 16:40:36,027 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:40:36" (1/1) ... [2022-11-20 16:40:36,028 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ed5a8f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:36, skipping insertion in model container [2022-11-20 16:40:36,029 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:40:36" (1/1) ... [2022-11-20 16:40:36,037 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 16:40:36,082 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 16:40:36,575 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_091b1580-4c9c-4a31-aeb6-a95ec50cce4f/sv-benchmarks/c/pthread/queue_ok.i[43266,43279] [2022-11-20 16:40:36,578 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_091b1580-4c9c-4a31-aeb6-a95ec50cce4f/sv-benchmarks/c/pthread/queue_ok.i[43543,43556] [2022-11-20 16:40:36,583 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:40:36,594 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 16:40:36,637 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_091b1580-4c9c-4a31-aeb6-a95ec50cce4f/sv-benchmarks/c/pthread/queue_ok.i[43266,43279] [2022-11-20 16:40:36,641 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_091b1580-4c9c-4a31-aeb6-a95ec50cce4f/sv-benchmarks/c/pthread/queue_ok.i[43543,43556] [2022-11-20 16:40:36,643 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:40:36,699 INFO L208 MainTranslator]: Completed translation [2022-11-20 16:40:36,700 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:36 WrapperNode [2022-11-20 16:40:36,700 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 16:40:36,701 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 16:40:36,702 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 16:40:36,702 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 16:40:36,709 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:36" (1/1) ... [2022-11-20 16:40:36,726 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:36" (1/1) ... [2022-11-20 16:40:36,753 INFO L138 Inliner]: procedures = 274, calls = 57, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 188 [2022-11-20 16:40:36,753 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 16:40:36,754 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 16:40:36,754 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 16:40:36,755 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 16:40:36,765 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:36" (1/1) ... [2022-11-20 16:40:36,766 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:36" (1/1) ... [2022-11-20 16:40:36,784 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:36" (1/1) ... [2022-11-20 16:40:36,785 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:36" (1/1) ... [2022-11-20 16:40:36,794 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:36" (1/1) ... [2022-11-20 16:40:36,810 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:36" (1/1) ... [2022-11-20 16:40:36,812 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:36" (1/1) ... [2022-11-20 16:40:36,821 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:36" (1/1) ... [2022-11-20 16:40:36,824 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 16:40:36,825 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 16:40:36,825 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 16:40:36,825 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 16:40:36,826 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:36" (1/1) ... [2022-11-20 16:40:36,832 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:40:36,846 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_091b1580-4c9c-4a31-aeb6-a95ec50cce4f/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 16:40:36,860 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_091b1580-4c9c-4a31-aeb6-a95ec50cce4f/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 16:40:36,894 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_091b1580-4c9c-4a31-aeb6-a95ec50cce4f/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 16:40:36,912 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2022-11-20 16:40:36,912 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2022-11-20 16:40:36,912 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2022-11-20 16:40:36,913 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2022-11-20 16:40:36,913 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 16:40:36,913 INFO L130 BoogieDeclarations]: Found specification of procedure empty [2022-11-20 16:40:36,915 INFO L138 BoogieDeclarations]: Found implementation of procedure empty [2022-11-20 16:40:36,915 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 16:40:36,916 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-20 16:40:36,916 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 16:40:36,916 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-11-20 16:40:36,916 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 16:40:36,917 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 16:40:36,917 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 16:40:36,917 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 16:40:36,919 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 16:40:37,101 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 16:40:37,110 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 16:40:37,604 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 16:40:37,614 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 16:40:37,617 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-20 16:40:37,620 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:40:37 BoogieIcfgContainer [2022-11-20 16:40:37,621 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 16:40:37,623 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 16:40:37,623 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 16:40:37,634 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 16:40:37,634 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:40:37" (1/1) ... [2022-11-20 16:40:37,635 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 16:40:37,643 INFO L158 Benchmark]: Toolchain (without parser) took 1621.91ms. Allocated memory is still 172.0MB. Free memory was 126.4MB in the beginning and 127.6MB in the end (delta: -1.2MB). Peak memory consumption was 257.2kB. Max. memory is 16.1GB. [2022-11-20 16:40:37,644 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 127.9MB. Free memory was 92.2MB in the beginning and 92.2MB in the end (delta: 25.3kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 16:40:37,645 INFO L158 Benchmark]: CACSL2BoogieTranslator took 678.31ms. Allocated memory is still 172.0MB. Free memory was 126.4MB in the beginning and 96.4MB in the end (delta: 30.0MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2022-11-20 16:40:37,646 INFO L158 Benchmark]: Boogie Procedure Inliner took 52.38ms. Allocated memory is still 172.0MB. Free memory was 96.4MB in the beginning and 93.6MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-20 16:40:37,647 INFO L158 Benchmark]: Boogie Preprocessor took 70.00ms. Allocated memory is still 172.0MB. Free memory was 93.6MB in the beginning and 91.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 16:40:37,648 INFO L158 Benchmark]: RCFGBuilder took 797.07ms. Allocated memory is still 172.0MB. Free memory was 91.5MB in the beginning and 128.6MB in the end (delta: -37.2MB). Peak memory consumption was 14.9MB. Max. memory is 16.1GB. [2022-11-20 16:40:37,649 INFO L158 Benchmark]: CodeCheck took 18.84ms. Allocated memory is still 172.0MB. Free memory is still 127.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 16:40:37,652 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 0.14ms. Allocated memory is still 127.9MB. Free memory was 92.2MB in the beginning and 92.2MB in the end (delta: 25.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 678.31ms. Allocated memory is still 172.0MB. Free memory was 126.4MB in the beginning and 96.4MB in the end (delta: 30.0MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 52.38ms. Allocated memory is still 172.0MB. Free memory was 96.4MB in the beginning and 93.6MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 70.00ms. Allocated memory is still 172.0MB. Free memory was 93.6MB in the beginning and 91.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 797.07ms. Allocated memory is still 172.0MB. Free memory was 91.5MB in the beginning and 128.6MB in the end (delta: -37.2MB). Peak memory consumption was 14.9MB. Max. memory is 16.1GB. * CodeCheck took 18.84ms. Allocated memory is still 172.0MB. Free memory is still 127.6MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 16:40:37,683 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_091b1580-4c9c-4a31-aeb6-a95ec50cce4f/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_091b1580-4c9c-4a31-aeb6-a95ec50cce4f/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_091b1580-4c9c-4a31-aeb6-a95ec50cce4f/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_091b1580-4c9c-4a31-aeb6-a95ec50cce4f/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_091b1580-4c9c-4a31-aeb6-a95ec50cce4f/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/queue_ok.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_091b1580-4c9c-4a31-aeb6-a95ec50cce4f/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_091b1580-4c9c-4a31-aeb6-a95ec50cce4f/bin/ukojak-pZX7IvK2PQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 7cc273f13a619f37768d5108c297b75ab7c37145fe391daced9c134730721251 --- 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 16:40:40,020 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 16:40:40,022 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 16:40:40,069 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 16:40:40,069 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 16:40:40,070 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 16:40:40,072 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 16:40:40,073 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 16:40:40,075 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 16:40:40,076 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 16:40:40,077 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 16:40:40,078 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 16:40:40,078 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 16:40:40,086 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 16:40:40,087 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 16:40:40,092 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 16:40:40,093 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 16:40:40,094 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 16:40:40,095 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 16:40:40,100 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 16:40:40,107 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 16:40:40,109 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 16:40:40,110 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 16:40:40,111 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 16:40:40,114 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 16:40:40,115 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 16:40:40,115 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 16:40:40,116 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 16:40:40,116 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 16:40:40,117 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 16:40:40,118 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 16:40:40,119 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 16:40:40,119 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 16:40:40,120 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 16:40:40,121 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 16:40:40,121 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 16:40:40,122 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 16:40:40,132 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 16:40:40,132 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 16:40:40,133 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 16:40:40,134 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 16:40:40,135 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_091b1580-4c9c-4a31-aeb6-a95ec50cce4f/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2022-11-20 16:40:40,181 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 16:40:40,182 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 16:40:40,184 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 16:40:40,184 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 16:40:40,184 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 16:40:40,185 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 16:40:40,185 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 16:40:40,185 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 16:40:40,185 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 16:40:40,185 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 16:40:40,186 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 16:40:40,187 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 16:40:40,187 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 16:40:40,187 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 16:40:40,187 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 16:40:40,187 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 16:40:40,188 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 16:40:40,188 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 16:40:40,188 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 16:40:40,188 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 16:40:40,188 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 16:40:40,188 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 16:40:40,189 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 16:40:40,189 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 16:40:40,189 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 16:40:40,189 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:40:40,189 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 16:40:40,190 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 16:40:40,190 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 16:40:40,190 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-20 16:40:40,190 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 16:40:40,190 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 16:40:40,191 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-20 16:40:40,191 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 16:40:40,191 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_091b1580-4c9c-4a31-aeb6-a95ec50cce4f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_091b1580-4c9c-4a31-aeb6-a95ec50cce4f/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7cc273f13a619f37768d5108c297b75ab7c37145fe391daced9c134730721251 [2022-11-20 16:40:40,590 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 16:40:40,622 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 16:40:40,625 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 16:40:40,626 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 16:40:40,628 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 16:40:40,629 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_091b1580-4c9c-4a31-aeb6-a95ec50cce4f/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/pthread/queue_ok.i [2022-11-20 16:40:43,886 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 16:40:44,221 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 16:40:44,222 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_091b1580-4c9c-4a31-aeb6-a95ec50cce4f/sv-benchmarks/c/pthread/queue_ok.i [2022-11-20 16:40:44,236 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_091b1580-4c9c-4a31-aeb6-a95ec50cce4f/bin/ukojak-pZX7IvK2PQ/data/dae68480a/e635d80c5c564e53a3881d731cc9c863/FLAG7a49e7eb9 [2022-11-20 16:40:44,254 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_091b1580-4c9c-4a31-aeb6-a95ec50cce4f/bin/ukojak-pZX7IvK2PQ/data/dae68480a/e635d80c5c564e53a3881d731cc9c863 [2022-11-20 16:40:44,257 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 16:40:44,258 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 16:40:44,260 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 16:40:44,260 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 16:40:44,263 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 16:40:44,263 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:40:44" (1/1) ... [2022-11-20 16:40:44,265 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cc3460d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:44, skipping insertion in model container [2022-11-20 16:40:44,265 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:40:44" (1/1) ... [2022-11-20 16:40:44,272 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 16:40:44,340 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 16:40:44,861 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_091b1580-4c9c-4a31-aeb6-a95ec50cce4f/sv-benchmarks/c/pthread/queue_ok.i[43266,43279] [2022-11-20 16:40:44,871 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_091b1580-4c9c-4a31-aeb6-a95ec50cce4f/sv-benchmarks/c/pthread/queue_ok.i[43543,43556] [2022-11-20 16:40:44,875 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:40:44,891 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 16:40:44,976 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_091b1580-4c9c-4a31-aeb6-a95ec50cce4f/sv-benchmarks/c/pthread/queue_ok.i[43266,43279] [2022-11-20 16:40:44,983 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_091b1580-4c9c-4a31-aeb6-a95ec50cce4f/sv-benchmarks/c/pthread/queue_ok.i[43543,43556] [2022-11-20 16:40:44,987 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:40:45,067 INFO L208 MainTranslator]: Completed translation [2022-11-20 16:40:45,068 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:45 WrapperNode [2022-11-20 16:40:45,068 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 16:40:45,069 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 16:40:45,070 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 16:40:45,070 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 16:40:45,078 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:45" (1/1) ... [2022-11-20 16:40:45,100 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:45" (1/1) ... [2022-11-20 16:40:45,129 INFO L138 Inliner]: procedures = 278, calls = 57, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 184 [2022-11-20 16:40:45,129 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 16:40:45,130 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 16:40:45,130 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 16:40:45,130 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 16:40:45,140 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:45" (1/1) ... [2022-11-20 16:40:45,141 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:45" (1/1) ... [2022-11-20 16:40:45,147 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:45" (1/1) ... [2022-11-20 16:40:45,148 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:45" (1/1) ... [2022-11-20 16:40:45,170 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:45" (1/1) ... [2022-11-20 16:40:45,184 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:45" (1/1) ... [2022-11-20 16:40:45,187 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:45" (1/1) ... [2022-11-20 16:40:45,189 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:45" (1/1) ... [2022-11-20 16:40:45,193 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 16:40:45,194 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 16:40:45,194 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 16:40:45,194 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 16:40:45,195 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:45" (1/1) ... [2022-11-20 16:40:45,202 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:40:45,214 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_091b1580-4c9c-4a31-aeb6-a95ec50cce4f/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 16:40:45,236 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_091b1580-4c9c-4a31-aeb6-a95ec50cce4f/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 16:40:45,271 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_091b1580-4c9c-4a31-aeb6-a95ec50cce4f/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 16:40:45,292 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-20 16:40:45,292 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2022-11-20 16:40:45,293 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2022-11-20 16:40:45,294 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2022-11-20 16:40:45,294 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2022-11-20 16:40:45,294 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 16:40:45,294 INFO L130 BoogieDeclarations]: Found specification of procedure empty [2022-11-20 16:40:45,294 INFO L138 BoogieDeclarations]: Found implementation of procedure empty [2022-11-20 16:40:45,295 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 16:40:45,295 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-20 16:40:45,295 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-20 16:40:45,295 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-11-20 16:40:45,295 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-11-20 16:40:45,295 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 16:40:45,296 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 16:40:45,296 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 16:40:45,298 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 16:40:45,543 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 16:40:45,545 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 16:40:46,019 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 16:40:46,039 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 16:40:46,039 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-20 16:40:46,041 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:40:46 BoogieIcfgContainer [2022-11-20 16:40:46,041 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 16:40:46,042 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 16:40:46,042 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 16:40:46,065 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 16:40:46,066 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:40:46" (1/1) ... [2022-11-20 16:40:46,067 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 16:40:46,076 INFO L158 Benchmark]: Toolchain (without parser) took 1816.83ms. Allocated memory was 71.3MB in the beginning and 98.6MB in the end (delta: 27.3MB). Free memory was 43.4MB in the beginning and 56.4MB in the end (delta: -13.0MB). Peak memory consumption was 15.0MB. Max. memory is 16.1GB. [2022-11-20 16:40:46,076 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 71.3MB. Free memory is still 49.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 16:40:46,077 INFO L158 Benchmark]: CACSL2BoogieTranslator took 808.88ms. Allocated memory was 71.3MB in the beginning and 98.6MB in the end (delta: 27.3MB). Free memory was 43.2MB in the beginning and 59.6MB in the end (delta: -16.4MB). Peak memory consumption was 17.2MB. Max. memory is 16.1GB. [2022-11-20 16:40:46,078 INFO L158 Benchmark]: Boogie Procedure Inliner took 59.96ms. Allocated memory is still 98.6MB. Free memory was 59.4MB in the beginning and 56.5MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-20 16:40:46,078 INFO L158 Benchmark]: Boogie Preprocessor took 62.94ms. Allocated memory is still 98.6MB. Free memory was 56.5MB in the beginning and 54.1MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 16:40:46,079 INFO L158 Benchmark]: RCFGBuilder took 847.69ms. Allocated memory is still 98.6MB. Free memory was 53.7MB in the beginning and 57.5MB in the end (delta: -3.8MB). Peak memory consumption was 8.3MB. Max. memory is 16.1GB. [2022-11-20 16:40:46,079 INFO L158 Benchmark]: CodeCheck took 32.17ms. Allocated memory is still 98.6MB. Free memory was 57.5MB in the beginning and 56.4MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 16:40:46,082 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 0.22ms. Allocated memory is still 71.3MB. Free memory is still 49.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 808.88ms. Allocated memory was 71.3MB in the beginning and 98.6MB in the end (delta: 27.3MB). Free memory was 43.2MB in the beginning and 59.6MB in the end (delta: -16.4MB). Peak memory consumption was 17.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 59.96ms. Allocated memory is still 98.6MB. Free memory was 59.4MB in the beginning and 56.5MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 62.94ms. Allocated memory is still 98.6MB. Free memory was 56.5MB in the beginning and 54.1MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 847.69ms. Allocated memory is still 98.6MB. Free memory was 53.7MB in the beginning and 57.5MB in the end (delta: -3.8MB). Peak memory consumption was 8.3MB. Max. memory is 16.1GB. * CodeCheck took 32.17ms. Allocated memory is still 98.6MB. Free memory was 57.5MB in the beginning and 56.4MB in the end (delta: 1.1MB). 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 16:40:46,135 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_091b1580-4c9c-4a31-aeb6-a95ec50cce4f/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