./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/pthread/queue_longer.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) 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_a513899a-5da2-4ffb-8fe9-b6684b308839/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a513899a-5da2-4ffb-8fe9-b6684b308839/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_a513899a-5da2-4ffb-8fe9-b6684b308839/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a513899a-5da2-4ffb-8fe9-b6684b308839/bin/ukojak-pZX7IvK2PQ/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread/queue_longer.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a513899a-5da2-4ffb-8fe9-b6684b308839/bin/ukojak-pZX7IvK2PQ/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a513899a-5da2-4ffb-8fe9-b6684b308839/bin/ukojak-pZX7IvK2PQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9f874a9872f93f025fac23ebed37f94a1f3b80bd0133ea4d7e298577c4fec427 --- 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 18:00:56,021 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 18:00:56,023 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 18:00:56,048 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 18:00:56,048 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 18:00:56,050 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 18:00:56,051 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 18:00:56,052 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 18:00:56,054 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 18:00:56,055 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 18:00:56,056 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 18:00:56,057 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 18:00:56,057 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 18:00:56,058 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 18:00:56,066 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 18:00:56,068 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 18:00:56,069 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 18:00:56,075 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 18:00:56,077 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 18:00:56,085 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 18:00:56,087 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 18:00:56,088 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 18:00:56,089 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 18:00:56,090 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 18:00:56,093 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 18:00:56,094 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 18:00:56,094 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 18:00:56,095 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 18:00:56,095 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 18:00:56,096 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 18:00:56,096 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 18:00:56,097 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 18:00:56,098 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 18:00:56,099 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 18:00:56,100 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 18:00:56,100 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 18:00:56,101 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 18:00:56,101 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 18:00:56,101 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 18:00:56,102 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 18:00:56,103 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 18:00:56,104 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a513899a-5da2-4ffb-8fe9-b6684b308839/bin/ukojak-pZX7IvK2PQ/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2022-11-20 18:00:56,125 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 18:00:56,125 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 18:00:56,126 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 18:00:56,126 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 18:00:56,127 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 18:00:56,127 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 18:00:56,127 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 18:00:56,127 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 18:00:56,127 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 18:00:56,127 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 18:00:56,128 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-20 18:00:56,128 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-20 18:00:56,128 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-20 18:00:56,128 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 18:00:56,128 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 18:00:56,129 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 18:00:56,129 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 18:00:56,129 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 18:00:56,129 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 18:00:56,129 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:00:56,130 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 18:00:56,130 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 18:00:56,130 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 18:00:56,130 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 18:00:56,130 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_a513899a-5da2-4ffb-8fe9-b6684b308839/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a513899a-5da2-4ffb-8fe9-b6684b308839/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9f874a9872f93f025fac23ebed37f94a1f3b80bd0133ea4d7e298577c4fec427 [2022-11-20 18:00:56,396 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 18:00:56,434 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 18:00:56,438 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 18:00:56,440 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 18:00:56,440 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 18:00:56,442 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a513899a-5da2-4ffb-8fe9-b6684b308839/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/pthread/queue_longer.i [2022-11-20 18:00:59,558 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 18:00:59,924 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 18:00:59,929 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a513899a-5da2-4ffb-8fe9-b6684b308839/sv-benchmarks/c/pthread/queue_longer.i [2022-11-20 18:00:59,950 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a513899a-5da2-4ffb-8fe9-b6684b308839/bin/ukojak-pZX7IvK2PQ/data/ced2a8bad/e6ab64f71b5745e0b6e2760107e3d5d1/FLAG9be36d4ad [2022-11-20 18:00:59,969 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a513899a-5da2-4ffb-8fe9-b6684b308839/bin/ukojak-pZX7IvK2PQ/data/ced2a8bad/e6ab64f71b5745e0b6e2760107e3d5d1 [2022-11-20 18:00:59,975 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 18:00:59,978 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 18:00:59,981 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 18:00:59,981 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 18:00:59,985 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 18:00:59,985 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:00:59" (1/1) ... [2022-11-20 18:00:59,987 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7fb285ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:00:59, skipping insertion in model container [2022-11-20 18:00:59,987 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:00:59" (1/1) ... [2022-11-20 18:00:59,994 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 18:01:00,043 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 18:01:00,567 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_a513899a-5da2-4ffb-8fe9-b6684b308839/sv-benchmarks/c/pthread/queue_longer.i[43296,43309] [2022-11-20 18:01:00,576 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_a513899a-5da2-4ffb-8fe9-b6684b308839/sv-benchmarks/c/pthread/queue_longer.i[43503,43516] [2022-11-20 18:01:00,578 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_a513899a-5da2-4ffb-8fe9-b6684b308839/sv-benchmarks/c/pthread/queue_longer.i[43783,43796] [2022-11-20 18:01:00,583 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:01:00,595 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 18:01:00,639 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_a513899a-5da2-4ffb-8fe9-b6684b308839/sv-benchmarks/c/pthread/queue_longer.i[43296,43309] [2022-11-20 18:01:00,641 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_a513899a-5da2-4ffb-8fe9-b6684b308839/sv-benchmarks/c/pthread/queue_longer.i[43503,43516] [2022-11-20 18:01:00,644 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_a513899a-5da2-4ffb-8fe9-b6684b308839/sv-benchmarks/c/pthread/queue_longer.i[43783,43796] [2022-11-20 18:01:00,647 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:01:00,724 INFO L208 MainTranslator]: Completed translation [2022-11-20 18:01:00,725 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:01:00 WrapperNode [2022-11-20 18:01:00,726 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 18:01:00,728 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 18:01:00,728 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 18:01:00,728 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 18:01:00,736 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:01:00" (1/1) ... [2022-11-20 18:01:00,767 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:01:00" (1/1) ... [2022-11-20 18:01:00,801 INFO L138 Inliner]: procedures = 274, calls = 60, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 241 [2022-11-20 18:01:00,802 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 18:01:00,802 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 18:01:00,803 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 18:01:00,803 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 18:01:00,813 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:01:00" (1/1) ... [2022-11-20 18:01:00,813 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:01:00" (1/1) ... [2022-11-20 18:01:00,818 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:01:00" (1/1) ... [2022-11-20 18:01:00,818 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:01:00" (1/1) ... [2022-11-20 18:01:00,828 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:01:00" (1/1) ... [2022-11-20 18:01:00,832 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:01:00" (1/1) ... [2022-11-20 18:01:00,834 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:01:00" (1/1) ... [2022-11-20 18:01:00,836 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:01:00" (1/1) ... [2022-11-20 18:01:00,840 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 18:01:00,841 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 18:01:00,841 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 18:01:00,841 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 18:01:00,842 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:01:00" (1/1) ... [2022-11-20 18:01:00,848 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:01:00,865 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a513899a-5da2-4ffb-8fe9-b6684b308839/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 18:01:00,878 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a513899a-5da2-4ffb-8fe9-b6684b308839/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 18:01:00,880 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a513899a-5da2-4ffb-8fe9-b6684b308839/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 18:01:00,935 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2022-11-20 18:01:00,935 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2022-11-20 18:01:00,938 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2022-11-20 18:01:00,938 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2022-11-20 18:01:00,938 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 18:01:00,938 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 18:01:00,939 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-20 18:01:00,939 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 18:01:00,940 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-11-20 18:01:00,941 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 18:01:00,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 18:01:00,945 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 18:01:00,945 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 18:01:00,947 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 18:01:01,156 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 18:01:01,159 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 18:01:01,819 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 18:01:01,830 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 18:01:01,830 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-20 18:01:01,832 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:01:01 BoogieIcfgContainer [2022-11-20 18:01:01,833 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 18:01:01,834 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 18:01:01,834 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 18:01:01,844 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 18:01:01,844 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:01:01" (1/1) ... [2022-11-20 18:01:01,845 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 18:01:01,890 INFO L158 Benchmark]: Toolchain (without parser) took 1911.73ms. Allocated memory is still 151.0MB. Free memory was 119.8MB in the beginning and 119.9MB in the end (delta: -80.1kB). Peak memory consumption was 78.5MB. Max. memory is 16.1GB. [2022-11-20 18:01:01,891 INFO L158 Benchmark]: CDTParser took 0.60ms. Allocated memory is still 117.4MB. Free memory is still 71.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 18:01:01,891 INFO L158 Benchmark]: CACSL2BoogieTranslator took 745.70ms. Allocated memory is still 151.0MB. Free memory was 119.8MB in the beginning and 89.3MB in the end (delta: 30.5MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2022-11-20 18:01:01,892 INFO L158 Benchmark]: Boogie Procedure Inliner took 74.14ms. Allocated memory is still 151.0MB. Free memory was 89.3MB in the beginning and 86.3MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 18:01:01,892 INFO L158 Benchmark]: Boogie Preprocessor took 37.86ms. Allocated memory is still 151.0MB. Free memory was 86.3MB in the beginning and 84.0MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 18:01:01,893 INFO L158 Benchmark]: RCFGBuilder took 991.90ms. Allocated memory is still 151.0MB. Free memory was 84.0MB in the beginning and 51.1MB in the end (delta: 32.8MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2022-11-20 18:01:01,894 INFO L158 Benchmark]: CodeCheck took 54.86ms. Allocated memory is still 151.0MB. Free memory was 51.1MB in the beginning and 119.9MB in the end (delta: -68.8MB). Peak memory consumption was 9.3MB. Max. memory is 16.1GB. [2022-11-20 18:01:01,898 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 0.60ms. Allocated memory is still 117.4MB. Free memory is still 71.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 745.70ms. Allocated memory is still 151.0MB. Free memory was 119.8MB in the beginning and 89.3MB in the end (delta: 30.5MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 74.14ms. Allocated memory is still 151.0MB. Free memory was 89.3MB in the beginning and 86.3MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 37.86ms. Allocated memory is still 151.0MB. Free memory was 86.3MB in the beginning and 84.0MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 991.90ms. Allocated memory is still 151.0MB. Free memory was 84.0MB in the beginning and 51.1MB in the end (delta: 32.8MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * CodeCheck took 54.86ms. Allocated memory is still 151.0MB. Free memory was 51.1MB in the beginning and 119.9MB in the end (delta: -68.8MB). Peak memory consumption was 9.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 18:01:01,939 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a513899a-5da2-4ffb-8fe9-b6684b308839/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a513899a-5da2-4ffb-8fe9-b6684b308839/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a513899a-5da2-4ffb-8fe9-b6684b308839/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_a513899a-5da2-4ffb-8fe9-b6684b308839/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a513899a-5da2-4ffb-8fe9-b6684b308839/bin/ukojak-pZX7IvK2PQ/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread/queue_longer.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a513899a-5da2-4ffb-8fe9-b6684b308839/bin/ukojak-pZX7IvK2PQ/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a513899a-5da2-4ffb-8fe9-b6684b308839/bin/ukojak-pZX7IvK2PQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9f874a9872f93f025fac23ebed37f94a1f3b80bd0133ea4d7e298577c4fec427 --- 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 18:01:04,438 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 18:01:04,443 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 18:01:04,494 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 18:01:04,495 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 18:01:04,497 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 18:01:04,500 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 18:01:04,503 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 18:01:04,506 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 18:01:04,511 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 18:01:04,513 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 18:01:04,514 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 18:01:04,516 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 18:01:04,518 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 18:01:04,520 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 18:01:04,525 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 18:01:04,526 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 18:01:04,527 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 18:01:04,532 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 18:01:04,534 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 18:01:04,538 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 18:01:04,540 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 18:01:04,543 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 18:01:04,544 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 18:01:04,553 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 18:01:04,556 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 18:01:04,556 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 18:01:04,557 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 18:01:04,559 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 18:01:04,560 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 18:01:04,560 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 18:01:04,561 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 18:01:04,563 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 18:01:04,565 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 18:01:04,566 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 18:01:04,566 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 18:01:04,567 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 18:01:04,567 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 18:01:04,568 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 18:01:04,569 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 18:01:04,569 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 18:01:04,571 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a513899a-5da2-4ffb-8fe9-b6684b308839/bin/ukojak-pZX7IvK2PQ/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2022-11-20 18:01:04,613 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 18:01:04,613 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 18:01:04,615 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 18:01:04,616 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 18:01:04,616 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 18:01:04,616 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 18:01:04,616 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 18:01:04,617 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 18:01:04,617 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 18:01:04,617 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 18:01:04,618 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-20 18:01:04,618 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-20 18:01:04,618 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-20 18:01:04,618 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 18:01:04,619 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 18:01:04,619 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 18:01:04,619 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 18:01:04,619 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 18:01:04,619 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 18:01:04,619 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 18:01:04,620 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 18:01:04,620 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 18:01:04,620 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:01:04,620 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 18:01:04,620 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 18:01:04,621 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-20 18:01:04,621 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 18:01:04,621 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-20 18:01:04,621 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 18:01:04,621 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_a513899a-5da2-4ffb-8fe9-b6684b308839/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a513899a-5da2-4ffb-8fe9-b6684b308839/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9f874a9872f93f025fac23ebed37f94a1f3b80bd0133ea4d7e298577c4fec427 [2022-11-20 18:01:05,029 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 18:01:05,050 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 18:01:05,052 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 18:01:05,054 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 18:01:05,054 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 18:01:05,056 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a513899a-5da2-4ffb-8fe9-b6684b308839/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/pthread/queue_longer.i [2022-11-20 18:01:08,103 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 18:01:08,362 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 18:01:08,362 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a513899a-5da2-4ffb-8fe9-b6684b308839/sv-benchmarks/c/pthread/queue_longer.i [2022-11-20 18:01:08,381 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a513899a-5da2-4ffb-8fe9-b6684b308839/bin/ukojak-pZX7IvK2PQ/data/c25751181/c52148d1189247dc9e0d82c62e63d6b2/FLAGd5b703ebf [2022-11-20 18:01:08,408 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a513899a-5da2-4ffb-8fe9-b6684b308839/bin/ukojak-pZX7IvK2PQ/data/c25751181/c52148d1189247dc9e0d82c62e63d6b2 [2022-11-20 18:01:08,416 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 18:01:08,417 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 18:01:08,419 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 18:01:08,419 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 18:01:08,422 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 18:01:08,423 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:01:08" (1/1) ... [2022-11-20 18:01:08,424 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d5c921f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:01:08, skipping insertion in model container [2022-11-20 18:01:08,424 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:01:08" (1/1) ... [2022-11-20 18:01:08,433 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 18:01:08,493 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 18:01:08,957 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_a513899a-5da2-4ffb-8fe9-b6684b308839/sv-benchmarks/c/pthread/queue_longer.i[43296,43309] [2022-11-20 18:01:08,965 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_a513899a-5da2-4ffb-8fe9-b6684b308839/sv-benchmarks/c/pthread/queue_longer.i[43503,43516] [2022-11-20 18:01:08,971 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_a513899a-5da2-4ffb-8fe9-b6684b308839/sv-benchmarks/c/pthread/queue_longer.i[43783,43796] [2022-11-20 18:01:08,977 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:01:08,998 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 18:01:09,071 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_a513899a-5da2-4ffb-8fe9-b6684b308839/sv-benchmarks/c/pthread/queue_longer.i[43296,43309] [2022-11-20 18:01:09,074 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_a513899a-5da2-4ffb-8fe9-b6684b308839/sv-benchmarks/c/pthread/queue_longer.i[43503,43516] [2022-11-20 18:01:09,079 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_a513899a-5da2-4ffb-8fe9-b6684b308839/sv-benchmarks/c/pthread/queue_longer.i[43783,43796] [2022-11-20 18:01:09,087 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:01:09,179 INFO L208 MainTranslator]: Completed translation [2022-11-20 18:01:09,181 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:01:09 WrapperNode [2022-11-20 18:01:09,182 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 18:01:09,183 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 18:01:09,183 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 18:01:09,184 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 18:01:09,191 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:01:09" (1/1) ... [2022-11-20 18:01:09,226 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:01:09" (1/1) ... [2022-11-20 18:01:09,278 INFO L138 Inliner]: procedures = 278, calls = 60, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 235 [2022-11-20 18:01:09,280 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 18:01:09,281 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 18:01:09,281 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 18:01:09,282 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 18:01:09,292 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:01:09" (1/1) ... [2022-11-20 18:01:09,292 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:01:09" (1/1) ... [2022-11-20 18:01:09,310 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:01:09" (1/1) ... [2022-11-20 18:01:09,312 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:01:09" (1/1) ... [2022-11-20 18:01:09,339 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:01:09" (1/1) ... [2022-11-20 18:01:09,363 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:01:09" (1/1) ... [2022-11-20 18:01:09,365 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:01:09" (1/1) ... [2022-11-20 18:01:09,367 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:01:09" (1/1) ... [2022-11-20 18:01:09,370 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 18:01:09,371 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 18:01:09,371 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 18:01:09,372 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 18:01:09,372 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:01:09" (1/1) ... [2022-11-20 18:01:09,379 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:01:09,402 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a513899a-5da2-4ffb-8fe9-b6684b308839/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 18:01:09,420 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a513899a-5da2-4ffb-8fe9-b6684b308839/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 18:01:09,455 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a513899a-5da2-4ffb-8fe9-b6684b308839/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 18:01:09,476 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-20 18:01:09,476 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2022-11-20 18:01:09,477 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2022-11-20 18:01:09,478 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2022-11-20 18:01:09,479 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2022-11-20 18:01:09,480 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 18:01:09,480 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 18:01:09,480 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-20 18:01:09,480 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-20 18:01:09,480 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-11-20 18:01:09,481 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-11-20 18:01:09,481 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 18:01:09,481 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 18:01:09,481 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 18:01:09,483 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 18:01:09,734 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 18:01:09,737 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 18:01:10,697 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 18:01:10,710 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 18:01:10,710 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-20 18:01:10,714 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:01:10 BoogieIcfgContainer [2022-11-20 18:01:10,714 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 18:01:10,716 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 18:01:10,716 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 18:01:10,726 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 18:01:10,727 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:01:10" (1/1) ... [2022-11-20 18:01:10,727 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 18:01:10,734 INFO L158 Benchmark]: Toolchain (without parser) took 2315.69ms. Allocated memory was 65.0MB in the beginning and 92.3MB in the end (delta: 27.3MB). Free memory was 37.2MB in the beginning and 42.7MB in the end (delta: -5.5MB). Peak memory consumption was 22.8MB. Max. memory is 16.1GB. [2022-11-20 18:01:10,735 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 65.0MB. Free memory was 43.4MB in the beginning and 43.3MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 18:01:10,736 INFO L158 Benchmark]: CACSL2BoogieTranslator took 763.54ms. Allocated memory was 65.0MB in the beginning and 92.3MB in the end (delta: 27.3MB). Free memory was 37.0MB in the beginning and 67.6MB in the end (delta: -30.6MB). Peak memory consumption was 17.3MB. Max. memory is 16.1GB. [2022-11-20 18:01:10,738 INFO L158 Benchmark]: Boogie Procedure Inliner took 96.78ms. Allocated memory is still 92.3MB. Free memory was 67.6MB in the beginning and 64.2MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-20 18:01:10,738 INFO L158 Benchmark]: Boogie Preprocessor took 89.43ms. Allocated memory is still 92.3MB. Free memory was 64.2MB in the beginning and 61.6MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 18:01:10,739 INFO L158 Benchmark]: RCFGBuilder took 1343.07ms. Allocated memory is still 92.3MB. Free memory was 61.6MB in the beginning and 43.8MB in the end (delta: 17.8MB). Peak memory consumption was 24.4MB. Max. memory is 16.1GB. [2022-11-20 18:01:10,741 INFO L158 Benchmark]: CodeCheck took 16.73ms. Allocated memory is still 92.3MB. Free memory was 43.8MB in the beginning and 42.7MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 18:01:10,744 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 0.21ms. Allocated memory is still 65.0MB. Free memory was 43.4MB in the beginning and 43.3MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 763.54ms. Allocated memory was 65.0MB in the beginning and 92.3MB in the end (delta: 27.3MB). Free memory was 37.0MB in the beginning and 67.6MB in the end (delta: -30.6MB). Peak memory consumption was 17.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 96.78ms. Allocated memory is still 92.3MB. Free memory was 67.6MB in the beginning and 64.2MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 89.43ms. Allocated memory is still 92.3MB. Free memory was 64.2MB in the beginning and 61.6MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1343.07ms. Allocated memory is still 92.3MB. Free memory was 61.6MB in the beginning and 43.8MB in the end (delta: 17.8MB). Peak memory consumption was 24.4MB. Max. memory is 16.1GB. * CodeCheck took 16.73ms. Allocated memory is still 92.3MB. Free memory was 43.8MB in the beginning and 42.7MB in the end (delta: 1.2MB). 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 18:01:10,776 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a513899a-5da2-4ffb-8fe9-b6684b308839/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